Attachment 1980616 Details for Bug 2227438 – File: dmesg

File: dmesg

dmesg (text/plain), 271.84 KB, created by Sylvain Arth on 2023-07-29 17:20:03 UTC

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Creator: Sylvain Arth

Created: 2023-07-29 17:20:03 UTC

Size: 271.84 KB

patch

obsolete

>[1291249.066685]  entry_SYSCALL_64_after_hwframe+0x72/0xdc
>[1291249.066688] RIP: 0033:0x7f700188be9c
>[1291250.590891] Code: 89 4c 24 1c e8 45 97 f7 ff 44 8b 54 24 1c 8b 3c 24 45 31 c9 89 c5 48 8b 54 24 10 48 8b 74 24 08 45 31 c0 b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 89 ef 48 89 04 24 e8 91 97 f7 ff 48 8b 04
>[1291250.768928] RSP: 002b:00007f70003fd7b0 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
>[1291250.768942] RAX: ffffffffffffffda RBX: 00007f70003fd8a0 RCX: 00007f700188be9c
>[1291250.768945] RDX: 0000000000000064 RSI: 00007f70003fd8a0 RDI: 0000000000000003
>[1291250.768947] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
>[1291250.768950] R10: 0000000000004000 R11: 0000000000000246 R12: 00000000002b7b7d
>[1291250.768952] R13: 00007f70003fdcf0 R14: 0000000000000064 R15: 0000000000000000
>[1291250.768963]  </TASK>
>[1291428.862842] rcu: INFO: rcu_preempt self-detected stall on CPU
>[1291428.862854] rcu: 	0-...!: (618 ticks this GP) idle=0f2c/1/0x4000000000000000 softirq=113277433/113277433 fqs=1
>[1291428.862862] rcu: 	(t=241477 jiffies g=128827697 q=101 ncpus=1)
>[1291428.862866] rcu: rcu_preempt kthread timer wakeup didn't happen for 168850 jiffies! g128827697 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
>[1291428.862870] rcu: 	Possible timer handling issue on cpu=0 timer-softirq=892940846
>[1291428.862872] rcu: rcu_preempt kthread starved for 168853 jiffies! g128827697 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0
>[1291428.862876] rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
>[1291428.862878] rcu: RCU grace-period kthread stack dump:
>[1291428.862880] task:rcu_preempt     state:I stack:0     pid:16    ppid:2      flags:0x00004000
>[1291428.862886] Call Trace:
>[1291428.862889]  <TASK>
>[1291428.862897]  __schedule+0x449/0x1480
>[1291428.862909]  ? psi_group_change+0x168/0x400
>[1291428.862915]  ? lock_timer_base+0x61/0x80
>[1291428.862922]  schedule+0x5e/0xd0
>[1291428.862926]  schedule_timeout+0x98/0x160
>[1291428.862932]  ? __pfx_process_timeout+0x10/0x10
>[1291428.862935]  rcu_gp_fqs_loop+0x141/0x520
>[1291428.862941]  ? __note_gp_changes+0x153/0x1a0
>[1291428.862945]  ? __pfx_rcu_gp_kthread+0x10/0x10
>[1291428.862947]  rcu_gp_kthread+0xea/0x1e0
>[1291428.862951]  kthread+0xde/0x110
>[1291428.862956]  ? __pfx_kthread+0x10/0x10
>[1291428.862959]  ret_from_fork+0x2c/0x50
>[1291428.862966]  </TASK>
>[1291428.862968] rcu: Stack dump where RCU GP kthread last ran:
>[1291428.862971] CPU: 0 PID: 389 Comm: btrfs-transacti Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1291428.862975] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1291428.862977] RIP: 0010:finish_task_switch.isra.0+0x96/0x2d0
>[1291428.862983] Code: 45 34 00 00 00 00 0f 1f 44 00 00 49 8b 9c 24 20 0a 00 00 48 85 db 0f 85 aa 00 00 00 4c 89 e7 e8 10 f6 ff ff fb 0f 1f 44 00 00 <65> 48 8b 04 25 80 32 03 00 66 90 4d 85 f6 74 21 65 48 8b 04 25 80
>[1291428.862986] RSP: 0018:ffffb5d8008238c0 EFLAGS: 00010282
>[1291428.862990] RAX: ffff99a16330a740 RBX: 0000000000000000 RCX: 0000000000000002
>[1291428.862992] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff99a21ac33ac0
>[1291428.862994] RBP: ffffb5d8008238e8 R08: 0000000000000000 R09: 0000000000000000
>[1291428.862996] R10: 0000000000000001 R11: 0000000000000110 R12: ffff99a21ac33ac0
>[1291428.862998] R13: ffff99a16330a740 R14: 0000000000000000 R15: 0000000000000402
>[1291428.863001] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1291428.863004] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1291428.863006] CR2: 000055cc0c779b48 CR3: 000000002ef94000 CR4: 00000000000106f0
>[1291428.863011] Call Trace:
>[1291428.863013]  <IRQ>
>[1291428.863015]  ? rcu_check_gp_kthread_starvation+0x120/0x1a0
>[1291428.863019]  ? rcu_sched_clock_irq+0x4ed/0x1150
>[1291428.863023]  ? blk_queue_exit+0x12/0x50
>[1291428.863029]  ? timekeeping_update+0xdd/0x130
>[1291428.863033]  ? timekeeping_advance+0x377/0x590
>[1291428.863037]  ? update_process_times+0x74/0xb0
>[1291428.863041]  ? tick_sched_handle+0x22/0x60
>[1291428.863045]  ? tick_sched_timer+0x67/0x80
>[1291428.863048]  ? __pfx_tick_sched_timer+0x10/0x10
>[1291428.863052]  ? __hrtimer_run_queues+0x112/0x2b0
>[1291428.863056]  ? hrtimer_interrupt+0xf8/0x230
>[1291428.863060]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1291428.863064]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1291428.863069]  </IRQ>
>[1291428.863070]  <TASK>
>[1291428.863072]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1291428.863080]  ? finish_task_switch.isra.0+0x96/0x2d0
>[1291428.863085]  __schedule+0x451/0x1480
>[1291428.863110]  ? btrfs_verify_level_key+0xc4/0x180
>[1291428.863118]  __cond_resched+0x36/0x50
>[1291428.863122]  down_write+0x12/0x60
>[1291428.863125]  __btrfs_tree_lock+0x1b/0x90
>[1291428.863130]  btrfs_search_slot+0x646/0xc90
>[1291428.863136]  ? alloc_extent_state+0x1a/0xb0
>[1291428.863140]  lookup_inline_extent_backref+0x173/0x790
>[1291428.863147]  lookup_extent_backref+0x41/0xd0
>[1291428.863152]  __btrfs_free_extent+0x116/0x1150
>[1291428.863157]  __btrfs_run_delayed_refs+0x7ee/0x1220
>[1291428.863162]  btrfs_run_delayed_refs+0x6f/0x1f0
>[1291428.863166]  btrfs_start_dirty_block_groups+0x3c1/0x5b0
>[1291428.863170]  btrfs_commit_transaction+0xb5/0xf00
>[1291428.863175]  ? start_transaction+0xc5/0x5c0
>[1291428.863178]  transaction_kthread+0x141/0x1b0
>[1291428.863182]  ? __pfx_transaction_kthread+0x10/0x10
>[1291428.863184]  kthread+0xde/0x110
>[1291428.863188]  ? __pfx_kthread+0x10/0x10
>[1291428.863191]  ret_from_fork+0x2c/0x50
>[1291428.863196]  </TASK>
>[1291428.863206] CPU: 0 PID: 389 Comm: btrfs-transacti Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1291428.863209] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1291428.863211] RIP: 0010:finish_task_switch.isra.0+0x96/0x2d0
>[1291428.863216] Code: 45 34 00 00 00 00 0f 1f 44 00 00 49 8b 9c 24 20 0a 00 00 48 85 db 0f 85 aa 00 00 00 4c 89 e7 e8 10 f6 ff ff fb 0f 1f 44 00 00 <65> 48 8b 04 25 80 32 03 00 66 90 4d 85 f6 74 21 65 48 8b 04 25 80
>[1291428.863219] RSP: 0018:ffffb5d8008238c0 EFLAGS: 00010282
>[1291428.863221] RAX: ffff99a16330a740 RBX: 0000000000000000 RCX: 0000000000000002
>[1291428.863223] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff99a21ac33ac0
>[1291428.863225] RBP: ffffb5d8008238e8 R08: 0000000000000000 R09: 0000000000000000
>[1291428.863227] R10: 0000000000000001 R11: 0000000000000110 R12: ffff99a21ac33ac0
>[1291428.863229] R13: ffff99a16330a740 R14: 0000000000000000 R15: 0000000000000402
>[1291428.863231] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1291428.863234] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1291428.863236] CR2: 000055cc0c779b48 CR3: 000000002ef94000 CR4: 00000000000106f0
>[1291428.863240] Call Trace:
>[1291428.863242]  <IRQ>
>[1291428.863243]  ? rcu_dump_cpu_stacks+0xc4/0x100
>[1291428.863247]  ? rcu_sched_clock_irq+0x4f2/0x1150
>[1291428.863250]  ? blk_queue_exit+0x12/0x50
>[1291428.863254]  ? timekeeping_update+0xdd/0x130
>[1291428.863258]  ? timekeeping_advance+0x377/0x590
>[1291428.863262]  ? update_process_times+0x74/0xb0
>[1291428.863265]  ? tick_sched_handle+0x22/0x60
>[1291428.863268]  ? tick_sched_timer+0x67/0x80
>[1291428.863272]  ? __pfx_tick_sched_timer+0x10/0x10
>[1291428.863275]  ? __hrtimer_run_queues+0x112/0x2b0
>[1291428.863279]  ? hrtimer_interrupt+0xf8/0x230
>[1291428.863282]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1291428.863286]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1291428.863289]  </IRQ>
>[1291428.863291]  <TASK>
>[1291428.863292]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1291428.863297]  ? finish_task_switch.isra.0+0x96/0x2d0
>[1291428.863301]  __schedule+0x451/0x1480
>[1291428.863305]  ? btrfs_verify_level_key+0xc4/0x180
>[1291428.863310]  __cond_resched+0x36/0x50
>[1291428.863314]  down_write+0x12/0x60
>[1291428.863317]  __btrfs_tree_lock+0x1b/0x90
>[1291428.863320]  btrfs_search_slot+0x646/0xc90
>[1291428.863324]  ? alloc_extent_state+0x1a/0xb0
>[1291428.863327]  lookup_inline_extent_backref+0x173/0x790
>[1291428.863333]  lookup_extent_backref+0x41/0xd0
>[1291428.863337]  __btrfs_free_extent+0x116/0x1150
>[1291428.863342]  __btrfs_run_delayed_refs+0x7ee/0x1220
>[1291428.863347]  btrfs_run_delayed_refs+0x6f/0x1f0
>[1291428.863350]  btrfs_start_dirty_block_groups+0x3c1/0x5b0
>[1291428.863354]  btrfs_commit_transaction+0xb5/0xf00
>[1291428.863358]  ? start_transaction+0xc5/0x5c0
>[1291428.863361]  transaction_kthread+0x141/0x1b0
>[1291428.863365]  ? __pfx_transaction_kthread+0x10/0x10
>[1291428.863368]  kthread+0xde/0x110
>[1291428.863371]  ? __pfx_kthread+0x10/0x10
>[1291428.863374]  ret_from_fork+0x2c/0x50
>[1291428.863379]  </TASK>
>[1291548.740769] watchdog: BUG: soft lockup - CPU#0 stuck for 22s! [ksoftirqd/0:15]
>[1291548.740782] Modules linked in: nf_log_syslog nft_log nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter ip_tables snd_seq_dummy snd_hrtimer tls rfkill qrtr lz4 lz4_compress snd_intel8x0 snd_ac97_codec ac97_bus snd_seq snd_seq_device snd_pcm snd_timer snd intel_rapl_msr intel_rapl_common soundcore pcspkr xfs joydev i2c_piix4 vboxguest auth_rpcgss sunrpc loop zram vmwgfx e1000 drm_ttm_helper crc32c_intel sha512_ssse3 serio_raw ttm video wmi ata_generic pata_acpi scsi_dh_rdac scsi_dh_emc scsi_dh_alua fuse dm_multipath
>[1291548.740860] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1291548.740864] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1291548.740867] RIP: 0010:e1000_clean+0x134/0x990 [e1000]
>[1291548.740885] Code: 56 1e 01 54 24 08 48 8b 16 8b 7e 20 01 7c 24 18 48 85 d2 74 07 8b 7a 70 01 7c 24 10 48 8b 3c 24 ba 40 00 00 00 e8 ac fc ff ff <41> c7 44 24 0c 00 00 00 00 45 39 6e 14 75 92 4d 89 f4 83 c5 01 31
>[1291548.740888] RSP: 0018:ffffb5d800083d58 EFLAGS: 00010283
>[1291548.740891] RAX: 000000000000000d RBX: 00000000000000dc RCX: 0000000000000000
>[1291548.740894] RDX: 000000000000000e RSI: ffffe06280264600 RDI: ffff99a1c03d5c00
>[1291548.740896] RBP: 0000000000000000 R08: 0000000000000296 R09: 00000000800c000b
>[1291548.740898] R10: ffff99a1c8f8ec70 R11: 0000000000000000 R12: ffff99a0c1117dc0
>[1291548.740901] R13: 00000000000000dd R14: ffff99a1c7e42800 R15: 00000000000000dc
>[1291548.740903] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1291548.740906] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1291548.740908] CR2: 00007f6da09410c6 CR3: 0000000102da4000 CR4: 00000000000106f0
>[1291548.740912] Call Trace:
>[1291548.740915]  <IRQ>
>[1291548.740920]  ? watchdog_timer_fn+0x1a8/0x210
>[1291548.740927]  ? __pfx_watchdog_timer_fn+0x10/0x10
>[1291548.740932]  ? __hrtimer_run_queues+0x112/0x2b0
>[1291548.740937]  ? hrtimer_interrupt+0xf8/0x230
>[1291548.740941]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1291548.740946]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1291548.740952]  </IRQ>
>[1291548.740954]  <TASK>
>[1291548.740955]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1291548.740963]  ? e1000_clean+0x134/0x990 [e1000]
>[1291548.740976]  ? e1000_clean+0x134/0x990 [e1000]
>[1291548.740989]  ? __pfx_writeout_period+0x10/0x10
>[1291548.740994]  __napi_poll+0x2b/0x1c0
>[1291548.741000]  net_rx_action+0x29f/0x350
>[1291548.741004]  __do_softirq+0xd4/0x2c8
>[1291548.741010]  ? __pfx_smpboot_thread_fn+0x10/0x10
>[1291548.741014]  run_ksoftirqd+0x2c/0x40
>[1291548.741019]  smpboot_thread_fn+0xdc/0x1d0
>[1291548.741023]  kthread+0xde/0x110
>[1291548.741027]  ? __pfx_kthread+0x10/0x10
>[1291548.741030]  ret_from_fork+0x2c/0x50
>[1291548.741037]  </TASK>
>[1291584.507675] watchdog: BUG: soft lockup - CPU#0 stuck for 21s! [rtkit-daemon:2849664]
>[1291584.507704] Modules linked in: nf_log_syslog nft_log nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter ip_tables snd_seq_dummy snd_hrtimer tls rfkill qrtr lz4 lz4_compress snd_intel8x0 snd_ac97_codec ac97_bus snd_seq snd_seq_device snd_pcm snd_timer snd intel_rapl_msr intel_rapl_common soundcore pcspkr xfs joydev i2c_piix4 vboxguest auth_rpcgss sunrpc loop zram vmwgfx e1000 drm_ttm_helper crc32c_intel sha512_ssse3 serio_raw ttm video wmi ata_generic pata_acpi scsi_dh_rdac scsi_dh_emc scsi_dh_alua fuse dm_multipath
>[1291584.507834] CPU: 0 PID: 2849664 Comm: rtkit-daemon Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1291584.507839] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1291584.507842] RIP: 0010:e1000_xmit_frame+0xd3a/0xfc0 [e1000]
>[1291584.507862] Code: 48 8b 83 00 04 00 00 f6 80 90 00 00 00 03 0f 84 ac f9 ff ff 48 8b 3c 24 41 0f b7 45 2a 41 8b 55 18 48 03 87 48 0e 00 00 89 10 <e9> 91 f9 ff ff 31 c9 eb 84 31 f6 48 89 ef e8 e3 c1 a1 c3 e9 e1 fe
>[1291584.507964] RSP: 0018:ffffb5d800003a68 EFLAGS: 00010286
>[1291584.507968] RAX: ffffb5d800883818 RBX: ffff99a1c8f8e000 RCX: 0000000000000009
>[1291584.507974] RDX: 0000000000000009 RSI: ffff99a1c7e42800 RDI: ffff99a1c8f8e000
>[1291584.507977] RBP: ffff99a1c8eed400 R08: ffff99a1c8f8e000 R09: 000000000392ca02
>[1291584.507980] R10: 0000000000000000 R11: 000000000392ca57 R12: 0000000000000008
>[1291584.507987] R13: ffff99a1c7e42800 R14: 0000000000000008 R15: 0000000000000000
>[1291584.507991] FS:  00007f70003fe6c0(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1291584.507996] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1291584.508064] CR2: 00007f6da09410c6 CR3: 000000002ef94000 CR4: 00000000000106f0
>[1291584.508256] Call Trace:
>[1291584.508307]  <IRQ>
>[1291584.508317]  ? watchdog_timer_fn+0x1a8/0x210
>[1291584.508383]  ? __pfx_watchdog_timer_fn+0x10/0x10
>[1291584.508450]  ? __hrtimer_run_queues+0x112/0x2b0
>[1291584.508503]  ? hrtimer_interrupt+0xf8/0x230
>[1291584.508517]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1291584.508566]  ? sysvec_apic_timer_interrupt+0x39/0x90
>[1291584.508635]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1291584.508696]  ? e1000_xmit_frame+0xd3a/0xfc0 [e1000]
>[1291584.508874]  ? e1000_xmit_frame+0xd05/0xfc0 [e1000]
>[1291584.508923]  ? netif_skb_features+0x151/0x2e0
>[1291584.508933]  dev_hard_start_xmit+0x67/0x1d0
>[1291584.508942]  sch_direct_xmit+0xa4/0x380
>[1291584.508955]  __dev_queue_xmit+0x96e/0xdc0
>[1291584.508964]  ? selinux_ip_postroute+0x60/0x410
>[1291584.508976]  ? eth_header+0x2a/0xc0
>[1291584.509000]  ip6_finish_output2+0x1d4/0x6f0
>[1291584.509014]  ? nf_hook_slow+0x45/0xc0
>[1291584.509025]  ip6_finish_output+0x1c5/0x320
>[1291584.509034]  ndisc_send_skb+0x1cd/0x300
>[1291584.509043]  ndisc_send_ns+0x70/0xc0
>[1291584.509054]  ndisc_solicit+0x14a/0x190
>[1291584.509064]  neigh_probe+0x51/0x70
>[1291584.509071]  neigh_timer_handler+0x231/0x320
>[1291584.509081]  ? __pfx_neigh_timer_handler+0x10/0x10
>[1291584.509091]  call_timer_fn+0x27/0x130
>[1291584.509100]  ? __pfx_neigh_timer_handler+0x10/0x10
>[1291584.509110]  __run_timers+0x222/0x2c0
>[1291584.509119]  run_timer_softirq+0x1d/0x40
>[1291584.509129]  __do_softirq+0xd4/0x2c8
>[1291584.509144]  __irq_exit_rcu+0xbe/0xf0
>[1291584.509157]  sysvec_apic_timer_interrupt+0x72/0x90
>[1291584.758080]  </IRQ>
>[1291584.758092]  <TASK>
>[1291584.758094]  asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1291584.758106] RIP: 0010:__fget_light+0x22/0x100
>[1291584.758114] Code: 90 90 90 90 90 90 90 90 0f 1f 44 00 00 41 56 65 48 8b 04 25 80 32 03 00 41 55 41 54 41 89 f4 55 89 fd 53 48 8b 90 00 0c 00 00 <8b> 0a 83 f9 01 0f 84 84 00 00 00 4c 8b a8 00 0c 00 00 41 89 ee e8
>[1291584.758118] RSP: 0018:ffffb5d8067bba10 EFLAGS: 00010202
>[1291584.758122] RAX: ffff99a104fc0000 RBX: ffffb5d8067bbabc RCX: 0000000000000002
>[1291584.758125] RDX: ffff99a0d2109080 RSI: 0000000000004000 RDI: 0000000000000007
>[1291584.758128] RBP: 0000000000000007 R08: 0000000000000000 R09: 0000000000000000
>[1291584.758131] R10: 0000000000000001 R11: 0000000000000110 R12: 0000000000004000
>[1291584.758133] R13: 0000000000000000 R14: 0000000000000000 R15: ffffb5d8067bbaac
>[1291584.758140]  do_sys_poll+0x290/0x600
>[1291584.758148]  ? __pfx_pollwake+0x10/0x10
>[1291584.758153]  ? __pfx_pollwake+0x10/0x10
>[1291584.758162]  __x64_sys_poll+0xbb/0x150
>[1291584.758166]  do_syscall_64+0x5f/0x90
>[1291584.758172]  ? syscall_exit_to_user_mode+0x1b/0x40
>[1291584.758176]  ? do_syscall_64+0x6b/0x90
>[1291584.758180]  ? do_syscall_64+0x6b/0x90
>[1291584.758185]  ? syscall_exit_to_user_mode+0x1b/0x40
>[1291584.758188]  ? do_syscall_64+0x6b/0x90
>[1291584.758191]  ? do_syscall_64+0x6b/0x90
>[1291584.758196]  entry_SYSCALL_64_after_hwframe+0x72/0xdc
>[1291584.758200] RIP: 0033:0x7f700187d21f
>[1291585.542928] Code: 54 24 1c 48 89 74 24 10 48 89 7c 24 08 e8 b9 83 f8 ff 8b 54 24 1c 48 8b 74 24 10 41 89 c0 48 8b 7c 24 08 b8 07 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 89 44 24 08 e8 0d 84 f8 ff 8b 44
>[1291585.825312] RSP: 002b:00007f70003fdda0 EFLAGS: 00000293 ORIG_RAX: 0000000000000007
>[1291585.825328] RAX: ffffffffffffffda RBX: 431bde82d7b634db RCX: 00007f700187d21f
>[1291585.825331] RDX: 0000000000002710 RSI: 0000000000000002 RDI: 00007f70003fde00
>[1291585.825334] RBP: 000000002c13898d R08: 0000000000000000 R09: 0000000000000000
>[1291585.825336] R10: 0000000000004000 R11: 0000000000000293 R12: 00007f70003fddf0
>[1291585.825338] R13: 000000000013b7b1 R14: 000000004d058e4b R15: 000000004d058e4b
>[1291585.825369]  </TASK>
>[1291613.513236] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
>[1291613.513251] rcu: 	(detected by 0, t=426131 jiffies, g=128827697, q=258 ncpus=1)
>[1291613.513255] rcu: All QSes seen, last rcu_preempt kthread activity 179875 (5586969287-5586789412), jiffies_till_next_fqs=3, root ->qsmask 0x0
>[1291613.513260] rcu: rcu_preempt kthread starved for 179875 jiffies! g128827697 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
>[1291613.513264] rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
>[1291613.513266] rcu: RCU grace-period kthread stack dump:
>[1291613.513269] task:rcu_preempt     state:R  running task     stack:0     pid:16    ppid:2      flags:0x00004000
>[1291613.513277] Call Trace:
>[1291613.513280]  <TASK>
>[1291613.513290]  __schedule+0x449/0x1480
>[1291613.513307]  ? lock_timer_base+0x61/0x80
>[1291613.513317]  schedule+0x5e/0xd0
>[1291613.513322]  schedule_timeout+0x98/0x160
>[1291613.513326]  ? __pfx_process_timeout+0x10/0x10
>[1291613.513330]  rcu_gp_fqs_loop+0x141/0x520
>[1291613.513341]  ? __note_gp_changes+0x153/0x1a0
>[1291613.513345]  ? __pfx_rcu_gp_kthread+0x10/0x10
>[1291613.513348]  rcu_gp_kthread+0xea/0x1e0
>[1291613.513351]  kthread+0xde/0x110
>[1291613.513357]  ? __pfx_kthread+0x10/0x10
>[1291613.513360]  ret_from_fork+0x2c/0x50
>[1291613.513367]  </TASK>
>[1291613.513369] rcu: Stack dump where RCU GP kthread last ran:
>[1291613.513372] CPU: 0 PID: 1299115 Comm: kworker/0:2 Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1291613.513376] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1291613.513380] Workqueue: events e1000_watchdog [e1000]
>[1291613.513398] RIP: 0010:_raw_spin_unlock_irqrestore+0x1d/0x40
>[1291613.513403] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 0f 1f 44 00 00 c6 07 00 0f 1f 00 f7 c6 00 02 00 00 74 06 fb 0f 1f 44 00 00 <65> ff 0d d4 17 08 7c 74 05 e9 85 1a 00 00 0f 1f 44 00 00 e9 7b 1a
>[1291613.513406] RSP: 0018:ffffb5d80583fe18 EFLAGS: 00010206
>[1291613.513410] RAX: 0000000000000000 RBX: ffff99a1c8f8e9c0 RCX: 0000000000000000
>[1291613.513412] RDX: 0000000000027080 RSI: 0000000000000246 RDI: ffff99a1c8f8ebdc
>[1291613.513459] RBP: ffff99a1c8f8ee48 R08: 0000000000000000 R09: 0000000000026fd8
>[1291613.513462] R10: 0000000000000007 R11: 00000000000000ce R12: ffff99a1c8f8ebdc
>[1291613.513465] R13: 0000000000000246 R14: ffff99a1c8f8ee48 R15: ffff99a1c8f8f270
>[1291613.513467] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1291613.513470] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1291613.513472] CR2: 00007f6da09410c6 CR3: 000000002ef94000 CR4: 00000000000106f0
>[1291613.513478] Call Trace:
>[1291613.513480]  <IRQ>
>[1291613.513482]  ? rcu_check_gp_kthread_starvation+0x120/0x1a0
>[1291613.513488]  ? rcu_sched_clock_irq+0xda7/0x1150
>[1291613.513493]  ? update_process_times+0x74/0xb0
>[1291613.513497]  ? tick_sched_handle+0x22/0x60
>[1291613.513502]  ? tick_sched_timer+0x67/0x80
>[1291613.513505]  ? __pfx_tick_sched_timer+0x10/0x10
>[1291613.513509]  ? __hrtimer_run_queues+0x112/0x2b0
>[1291613.513512]  ? hrtimer_interrupt+0xf8/0x230
>[1291613.513517]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1291613.513521]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1291613.513527]  </IRQ>
>[1291613.513528]  <TASK>
>[1291613.513530]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1291613.513567]  ? _raw_spin_unlock_irqrestore+0x1d/0x40
>[1291613.513573]  e1000_update_stats+0x743/0x7d0 [e1000]
>[1291613.513589]  e1000_watchdog+0x8c/0x590 [e1000]
>[1291613.513603]  ? psi_avgs_work+0xbe/0xd0
>[1291613.513608]  process_one_work+0x1c8/0x3c0
>[1291613.513612]  worker_thread+0x51/0x390
>[1291613.513615]  ? __pfx_worker_thread+0x10/0x10
>[1291613.513618]  kthread+0xde/0x110
>[1291613.513621]  ? __pfx_kthread+0x10/0x10
>[1291613.513630]  ret_from_fork+0x2c/0x50
>[1291613.513637]  </TASK>
>[1291685.314706] rcu: INFO: rcu_preempt self-detected stall on CPU
>[1291685.314740] rcu: 	0-...!: (1012 ticks this GP) idle=0f2c/1/0x4000000000000000 softirq=113277435/113277435 fqs=0
>[1291685.314750] rcu: 	(t=60008 jiffies g=128827701 q=274 ncpus=1)
>[1291685.314753] rcu: rcu_preempt kthread timer wakeup didn't happen for 60005 jiffies! g128827701 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
>[1291685.314758] rcu: 	Possible timer handling issue on cpu=0 timer-softirq=892940848
>[1291685.314760] rcu: rcu_preempt kthread starved for 60008 jiffies! g128827701 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0
>[1291685.314785] rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
>[1291685.314819] rcu: RCU grace-period kthread stack dump:
>[1291685.314857] task:rcu_preempt     state:I stack:0     pid:16    ppid:2      flags:0x00004000
>[1291685.314996] Call Trace:
>[1291685.315000]  <TASK>
>[1291685.315087]  __schedule+0x449/0x1480
>[1291685.315170]  ? lock_timer_base+0x61/0x80
>[1291685.315199]  schedule+0x5e/0xd0
>[1291685.315239]  schedule_timeout+0x98/0x160
>[1291685.315280]  ? __pfx_process_timeout+0x10/0x10
>[1291685.315319]  rcu_gp_fqs_loop+0x141/0x520
>[1291685.315346]  ? __note_gp_changes+0x153/0x1a0
>[1291685.315355]  ? __pfx_rcu_gp_kthread+0x10/0x10
>[1291685.315358]  rcu_gp_kthread+0xea/0x1e0
>[1291685.315364]  kthread+0xde/0x110
>[1291685.315370]  ? __pfx_kthread+0x10/0x10
>[1291685.315375]  ret_from_fork+0x2c/0x50
>[1291685.315386]  </TASK>
>[1291685.315387] rcu: Stack dump where RCU GP kthread last ran:
>[1291685.315390] CPU: 0 PID: 1327 Comm: gmain Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1291685.315396] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1291685.315398] RIP: 0010:kmem_cache_alloc+0xfe/0x340
>[1291685.315409] Code: 83 78 10 00 48 8b 38 0f 84 b8 01 00 00 48 85 ff 0f 84 af 01 00 00 8b 45 28 4c 8b 45 00 48 8b 9d b8 00 00 00 48 01 f8 48 89 c1 <48> 33 18 48 0f c9 48 31 cb 41 f6 c0 0f 0f 85 f0 01 00 00 48 8d 8a
>[1291685.315415] RSP: 0018:ffffb5d803833d28 EFLAGS: 00010286
>[1291685.315419] RAX: ffff99a0e3006800 RBX: ad53174871c8cbb2 RCX: ffff99a0e3006800
>[1291685.315423] RDX: 000008a9d27d0000 RSI: 0000000000000cc0 RDI: ffff99a0e3006000
>[1291685.315426] RBP: ffff99a1c0204800 R08: 000000000003b290 R09: 000055815a308840
>[1291685.315430] R10: 0000000000000008 R11: 0000000000000000 R12: 0000000000000000
>[1291685.315432] R13: 0000000000000cc0 R14: 0000000000001000 R15: ffffffff834613db
>[1291685.315436] FS:  00007f16595fe6c0(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1291685.315439] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1291685.315442] CR2: 00007f7d29aaf818 CR3: 0000000102d2e000 CR4: 00000000000106f0
>[1291685.315447] Call Trace:
>[1291685.315449]  <IRQ>
>[1291685.315452]  ? rcu_check_gp_kthread_starvation+0x120/0x1a0
>[1291685.315457]  ? rcu_sched_clock_irq+0x4ed/0x1150
>[1291685.315463]  ? sched_slice+0x87/0x140
>[1291685.315468]  ? timekeeping_update+0xdd/0x130
>[1291685.315475]  ? timekeeping_advance+0x377/0x590
>[1291685.315481]  ? update_process_times+0x74/0xb0
>[1291685.315489]  ? tick_sched_handle+0x22/0x60
>[1291685.315496]  ? tick_sched_timer+0x67/0x80
>[1291685.315501]  ? __pfx_tick_sched_timer+0x10/0x10
>[1291685.315509]  ? __hrtimer_run_queues+0x112/0x2b0
>[1291685.315514]  ? hrtimer_interrupt+0xf8/0x230
>[1291685.315520]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1291685.315526]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1291685.315533]  </IRQ>
>[1291685.315534]  <TASK>
>[1291685.315535]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1291685.315540]  ? getname_flags.part.0+0x2b/0x1c0
>[1291685.315548]  ? kmem_cache_alloc+0xfe/0x340
>[1291685.315552]  ? kmem_cache_alloc+0x59/0x340
>[1291685.315556]  getname_flags.part.0+0x2b/0x1c0
>[1291685.315561]  user_path_at_empty+0x24/0x60
>[1291685.315566]  inotify_find_inode+0x24/0x80
>[1291685.315573]  __x64_sys_inotify_add_watch+0xc5/0x150
>[1291685.315578]  do_syscall_64+0x5f/0x90
>[1291685.315617]  ? __rseq_handle_notify_resume+0xa5/0x4e0
>[1291685.315624]  ? switch_fpu_return+0x50/0xe0
>[1291685.315629]  ? exit_to_user_mode_prepare+0x142/0x1f0
>[1291685.315634]  ? syscall_exit_to_user_mode+0x1b/0x40
>[1291685.315638]  ? do_syscall_64+0x6b/0x90
>[1291685.315642]  entry_SYSCALL_64_after_hwframe+0x72/0xdc
>[1291685.315646] RIP: 0033:0x7f166788203b
>[1291685.587180] Code: f0 ff ff 73 01 c3 48 8b 0d f2 5d 0c 00 f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 84 00 00 00 00 00 f3 0f 1e fa b8 fe 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c5 5d 0c 00 f7 d8 64 89 01 48
>[1291685.587186] RSP: 002b:00007f16595fdb08 EFLAGS: 00000202 ORIG_RAX: 00000000000000fe
>[1291685.587192] RAX: ffffffffffffffda RBX: 000055815a308860 RCX: 00007f166788203b
>[1291685.587196] RDX: 0000000001002fce RSI: 000055815a308840 RDI: 0000000000000008
>[1291685.587199] RBP: 00007f16595fdb34 R08: 0007542706f63729 R09: 0000000000000001
>[1291685.587201] R10: 00007fff043df080 R11: 0000000000000202 R12: 0000000000000000
>[1291685.587221] R13: 00007f1667d032a8 R14: 0000000000000000 R15: 000055815a2e8030
>[1291685.587235]  </TASK>
>[1291685.587275] CPU: 0 PID: 1327 Comm: gmain Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1291685.587281] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1291685.587283] RIP: 0010:kmem_cache_alloc+0xfe/0x340
>[1291685.587293] Code: 83 78 10 00 48 8b 38 0f 84 b8 01 00 00 48 85 ff 0f 84 af 01 00 00 8b 45 28 4c 8b 45 00 48 8b 9d b8 00 00 00 48 01 f8 48 89 c1 <48> 33 18 48 0f c9 48 31 cb 41 f6 c0 0f 0f 85 f0 01 00 00 48 8d 8a
>[1291685.587296] RSP: 0018:ffffb5d803833d28 EFLAGS: 00010286
>[1291685.587298] RAX: ffff99a0e3006800 RBX: ad53174871c8cbb2 RCX: ffff99a0e3006800
>[1291685.587300] RDX: 000008a9d27d0000 RSI: 0000000000000cc0 RDI: ffff99a0e3006000
>[1291685.587302] RBP: ffff99a1c0204800 R08: 000000000003b290 R09: 000055815a308840
>[1291685.587303] R10: 0000000000000008 R11: 0000000000000000 R12: 0000000000000000
>[1291685.587337] R13: 0000000000000cc0 R14: 0000000000001000 R15: ffffffff834613db
>[1291685.587342] FS:  00007f16595fe6c0(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1291685.587348] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1291685.587351] CR2: 00007f7d29aaf818 CR3: 0000000102d2e000 CR4: 00000000000106f0
>[1291685.587355] Call Trace:
>[1291685.587359]  <IRQ>
>[1291685.587362]  ? rcu_dump_cpu_stacks+0xc4/0x100
>[1291685.587392]  ? rcu_sched_clock_irq+0x4f2/0x1150
>[1291685.587397]  ? sched_slice+0x87/0x140
>[1291685.587403]  ? timekeeping_update+0xdd/0x130
>[1291685.587409]  ? timekeeping_advance+0x377/0x590
>[1291685.587413]  ? update_process_times+0x74/0xb0
>[1291685.587417]  ? tick_sched_handle+0x22/0x60
>[1291685.587439]  ? tick_sched_timer+0x67/0x80
>[1291685.587442]  ? __pfx_tick_sched_timer+0x10/0x10
>[1291685.587446]  ? __hrtimer_run_queues+0x112/0x2b0
>[1291685.587450]  ? hrtimer_interrupt+0xf8/0x230
>[1291685.587454]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1291685.587459]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1291685.587466]  </IRQ>
>[1291685.587467]  <TASK>
>[1291685.587468]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1291685.587473]  ? getname_flags.part.0+0x2b/0x1c0
>[1291685.587498]  ? kmem_cache_alloc+0xfe/0x340
>[1291685.587501]  ? kmem_cache_alloc+0x59/0x340
>[1291685.587505]  getname_flags.part.0+0x2b/0x1c0
>[1291685.587509]  user_path_at_empty+0x24/0x60
>[1291685.587513]  inotify_find_inode+0x24/0x80
>[1291685.587519]  __x64_sys_inotify_add_watch+0xc5/0x150
>[1291685.587523]  do_syscall_64+0x5f/0x90
>[1291685.587553]  ? __rseq_handle_notify_resume+0xa5/0x4e0
>[1291685.587560]  ? switch_fpu_return+0x50/0xe0
>[1291685.587564]  ? exit_to_user_mode_prepare+0x142/0x1f0
>[1291685.587570]  ? syscall_exit_to_user_mode+0x1b/0x40
>[1291685.587573]  ? do_syscall_64+0x6b/0x90
>[1291685.587577]  entry_SYSCALL_64_after_hwframe+0x72/0xdc
>[1291685.587599] RIP: 0033:0x7f166788203b
>[1291685.587666] Code: f0 ff ff 73 01 c3 48 8b 0d f2 5d 0c 00 f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 84 00 00 00 00 00 f3 0f 1e fa b8 fe 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c5 5d 0c 00 f7 d8 64 89 01 48
>[1291685.587669] RSP: 002b:00007f16595fdb08 EFLAGS: 00000202 ORIG_RAX: 00000000000000fe
>[1291685.587673] RAX: ffffffffffffffda RBX: 000055815a308860 RCX: 00007f166788203b
>[1291685.587675] RDX: 0000000001002fce RSI: 000055815a308840 RDI: 0000000000000008
>[1291685.587677] RBP: 00007f16595fdb34 R08: 0007542706f63729 R09: 0000000000000001
>[1291685.587679] R10: 00007fff043df080 R11: 0000000000000202 R12: 0000000000000000
>[1291685.587680] R13: 00007f1667d032a8 R14: 0000000000000000 R15: 000055815a2e8030
>[1291685.587684]  </TASK>
>[1291847.765384] watchdog: BUG: soft lockup - CPU#0 stuck for 21s! [btrfs-transacti:389]
>[1291847.765398] Modules linked in: nf_log_syslog nft_log nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter ip_tables snd_seq_dummy snd_hrtimer tls rfkill qrtr lz4 lz4_compress snd_intel8x0 snd_ac97_codec ac97_bus snd_seq snd_seq_device snd_pcm snd_timer snd intel_rapl_msr intel_rapl_common soundcore pcspkr xfs joydev i2c_piix4 vboxguest auth_rpcgss sunrpc loop zram vmwgfx e1000 drm_ttm_helper crc32c_intel sha512_ssse3 serio_raw ttm video wmi ata_generic pata_acpi scsi_dh_rdac scsi_dh_emc scsi_dh_alua fuse dm_multipath
>[1291847.765481] CPU: 0 PID: 389 Comm: btrfs-transacti Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1291847.765485] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1291847.765488] RIP: 0010:_raw_spin_unlock_irqrestore+0x1d/0x40
>[1291847.765499] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 0f 1f 44 00 00 c6 07 00 0f 1f 00 f7 c6 00 02 00 00 74 06 fb 0f 1f 44 00 00 <65> ff 0d d4 17 08 7c 74 05 e9 85 1a 00 00 0f 1f 44 00 00 e9 7b 1a
>[1291847.765503] RSP: 0018:ffffb5d800823618 EFLAGS: 00010206
>[1291847.765506] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff99a1c0aec828
>[1291847.765509] RDX: ffff99a1c0af6040 RSI: 0000000000000293 RDI: ffff99a1c7069d80
>[1291847.765511] RBP: 0000000000000293 R08: 0000000000000001 R09: 0000000000001000
>[1291847.765535] R10: 0000000110beafff R11: 0000000000000000 R12: ffff99a1c0af4000
>[1291847.765537] R13: ffff99a1c3d11000 R14: ffff99a1c0c97000 R15: 0000000000000000
>[1291847.765540] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1291847.765542] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1291847.765545] CR2: 00007f2cfcda3738 CR3: 000000002ef94000 CR4: 00000000000106f0
>[1291847.765549] Call Trace:
>[1291847.765553]  <IRQ>
>[1291847.765560]  ? watchdog_timer_fn+0x1a8/0x210
>[1291847.765568]  ? __pfx_watchdog_timer_fn+0x10/0x10
>[1291847.765572]  ? __hrtimer_run_queues+0x112/0x2b0
>[1291847.765577]  ? hrtimer_interrupt+0xf8/0x230
>[1291847.765582]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1291847.765587]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1291847.765592]  </IRQ>
>[1291847.765593]  <TASK>
>[1291847.765595]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1291847.765602]  ? _raw_spin_unlock_irqrestore+0x1d/0x40
>[1291847.765606]  ata_scsi_queuecmd+0x53/0x80
>[1291847.765612]  scsi_queue_rq+0x389/0xc80
>[1291847.765618]  blk_mq_dispatch_rq_list+0x2f6/0x880
>[1291847.765624]  ? bfq_dispatch_request+0xf0/0x1230
>[1291847.765629]  blk_mq_do_dispatch_sched+0x324/0x3c0
>[1291847.765635]  __blk_mq_sched_dispatch_requests+0xec/0x130
>[1291847.765639]  blk_mq_sched_dispatch_requests+0x34/0x60
>[1291847.765643]  __blk_mq_run_hw_queue+0x70/0x90
>[1291847.765647]  blk_mq_sched_insert_requests+0x73/0x170
>[1291847.765651]  blk_mq_flush_plug_list+0x137/0x300
>[1291847.765656]  blk_add_rq_to_plug+0xa4/0x150
>[1291847.765659]  blk_mq_submit_bio+0x370/0x5e0
>[1291847.765664]  __submit_bio+0xf5/0x180
>[1291847.765669]  submit_bio_noacct_nocheck+0x332/0x370
>[1291847.765673]  __btrfs_submit_bio+0x89/0x140
>[1291847.765679]  btrfs_submit_chunk+0x150/0x4c0
>[1291847.765684]  btrfs_submit_bio+0x1a/0x30
>[1291847.765687]  submit_one_bio+0x61/0x1b0
>[1291847.765692]  btree_write_cache_pages+0x85e/0x8d0
>[1291847.765697]  ? filemap_get_folios_tag+0x1c4/0x220
>[1291847.765702]  ? __pfx_end_bio_extent_buffer_writepage+0x10/0x10
>[1291847.765708]  do_writepages+0xd2/0x1e0
>[1291847.765713]  ? merge_state.part.0+0x46/0x100
>[1291847.765717]  filemap_fdatawrite_wbc+0x63/0x90
>[1291847.765721]  __filemap_fdatawrite_range+0x5c/0x80
>[1291847.765726]  btrfs_write_marked_extents+0x72/0x150
>[1291847.765731]  btrfs_write_and_wait_transaction+0x70/0xf0
>[1291847.765735]  btrfs_commit_transaction+0x8c4/0xf00
>[1291847.765739]  ? start_transaction+0xc5/0x5c0
>[1291847.765743]  transaction_kthread+0x141/0x1b0
>[1291847.765747]  ? __pfx_transaction_kthread+0x10/0x10
>[1291847.765750]  kthread+0xde/0x110
>[1291847.765755]  ? __pfx_kthread+0x10/0x10
>[1291847.765758]  ret_from_fork+0x2c/0x50
>[1291847.765765]  </TASK>
>[1291868.068118] rcu: INFO: rcu_preempt self-detected stall on CPU
>[1291868.068131] rcu: 	0-...!: (412 ticks this GP) idle=0f2c/1/0x4000000000000000 softirq=113277437/113277437 fqs=0
>[1291868.068138] rcu: 	(t=60639 jiffies g=128827709 q=491 ncpus=1)
>[1291868.068142] rcu: rcu_preempt kthread timer wakeup didn't happen for 60636 jiffies! g128827709 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
>[1291868.068146] rcu: 	Possible timer handling issue on cpu=0 timer-softirq=892940850
>[1291868.068148] rcu: rcu_preempt kthread starved for 60639 jiffies! g128827709 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0
>[1291868.068151] rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
>[1291868.068153] rcu: RCU grace-period kthread stack dump:
>[1291868.068154] task:rcu_preempt     state:I stack:0     pid:16    ppid:2      flags:0x00004000
>[1291868.068160] Call Trace:
>[1291868.068163]  <TASK>
>[1291868.068170]  __schedule+0x449/0x1480
>[1291868.068181]  ? lock_timer_base+0x61/0x80
>[1291868.068189]  schedule+0x5e/0xd0
>[1291868.068193]  schedule_timeout+0x98/0x160
>[1291868.068198]  ? __pfx_process_timeout+0x10/0x10
>[1291868.068202]  rcu_gp_fqs_loop+0x141/0x520
>[1291868.068208]  ? __note_gp_changes+0x153/0x1a0
>[1291868.068211]  ? __pfx_rcu_gp_kthread+0x10/0x10
>[1291868.068214]  rcu_gp_kthread+0xea/0x1e0
>[1291868.068217]  kthread+0xde/0x110
>[1291868.068222]  ? __pfx_kthread+0x10/0x10
>[1291868.068226]  ret_from_fork+0x2c/0x50
>[1291868.068233]  </TASK>
>[1291868.068234] rcu: Stack dump where RCU GP kthread last ran:
>[1291868.068237] CPU: 0 PID: 389 Comm: btrfs-transacti Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1291868.068244] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1291868.068248] RIP: 0010:_raw_spin_unlock_irqrestore+0x1d/0x40
>[1291868.068253] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 0f 1f 44 00 00 c6 07 00 0f 1f 00 f7 c6 00 02 00 00 74 06 fb 0f 1f 44 00 00 <65> ff 0d d4 17 08 7c 74 05 e9 85 1a 00 00 0f 1f 44 00 00 e9 7b 1a
>[1291868.068256] RSP: 0018:ffffb5d800823618 EFLAGS: 00010206
>[1291868.068260] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff99a1c0aec828
>[1291868.068262] RDX: ffff99a1c0af6040 RSI: 0000000000000293 RDI: ffff99a1c7069d80
>[1291868.068265] RBP: 0000000000000293 R08: 0000000000000001 R09: 0000000000001000
>[1291868.068267] R10: 000000011197dfff R11: 0000000000000000 R12: ffff99a1c0af4000
>[1291868.068269] R13: ffff99a1c3d11000 R14: ffff99a1c0c97000 R15: 0000000000000000
>[1291868.068271] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1291868.068274] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1291868.068276] CR2: 00007f2cfcda3738 CR3: 000000002ef94000 CR4: 00000000000106f0
>[1291868.068281] Call Trace:
>[1291868.068283]  <IRQ>
>[1291868.068285]  ? rcu_check_gp_kthread_starvation+0x120/0x1a0
>[1291868.068289]  ? rcu_sched_clock_irq+0x4ed/0x1150
>[1291868.068293]  ? sched_slice+0x87/0x140
>[1291868.068297]  ? timekeeping_update+0xdd/0x130
>[1291868.068302]  ? timekeeping_advance+0x377/0x590
>[1291868.068306]  ? update_process_times+0x74/0xb0
>[1291868.068309]  ? tick_sched_handle+0x22/0x60
>[1291868.068314]  ? tick_sched_timer+0x67/0x80
>[1291868.068317]  ? __pfx_tick_sched_timer+0x10/0x10
>[1291868.068321]  ? __hrtimer_run_queues+0x112/0x2b0
>[1291868.068325]  ? hrtimer_interrupt+0xf8/0x230
>[1291868.068329]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1291868.068333]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1291868.068338]  </IRQ>
>[1291868.068339]  <TASK>
>[1291868.068341]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1291868.068348]  ? _raw_spin_unlock_irqrestore+0x1d/0x40
>[1291868.068352]  ata_scsi_queuecmd+0x53/0x80
>[1291868.068358]  scsi_queue_rq+0x389/0xc80
>[1291868.068363]  blk_mq_dispatch_rq_list+0x2f6/0x880
>[1291868.068369]  ? bfq_dispatch_request+0xf0/0x1230
>[1291868.068374]  blk_mq_do_dispatch_sched+0x324/0x3c0
>[1291868.068379]  __blk_mq_sched_dispatch_requests+0xec/0x130
>[1291868.068383]  blk_mq_sched_dispatch_requests+0x34/0x60
>[1291868.068387]  __blk_mq_run_hw_queue+0x70/0x90
>[1291868.068390]  blk_mq_sched_insert_requests+0x73/0x170
>[1291868.068394]  blk_mq_flush_plug_list+0x137/0x300
>[1291868.068399]  blk_add_rq_to_plug+0xa4/0x150
>[1291868.068402]  blk_mq_submit_bio+0x370/0x5e0
>[1291868.068407]  __submit_bio+0xf5/0x180
>[1291868.068411]  submit_bio_noacct_nocheck+0x332/0x370
>[1291868.068415]  __btrfs_submit_bio+0x89/0x140
>[1291868.068421]  btrfs_submit_chunk+0x150/0x4c0
>[1291868.068426]  btrfs_submit_bio+0x1a/0x30
>[1291868.068429]  submit_one_bio+0x61/0x1b0
>[1291868.068434]  btree_write_cache_pages+0x85e/0x8d0
>[1291868.068439]  ? filemap_get_folios_tag+0x1c4/0x220
>[1291868.068444]  ? __pfx_end_bio_extent_buffer_writepage+0x10/0x10
>[1291868.068450]  do_writepages+0xd2/0x1e0
>[1291868.068454]  ? merge_state.part.0+0x46/0x100
>[1291868.068458]  filemap_fdatawrite_wbc+0x63/0x90
>[1291868.068462]  __filemap_fdatawrite_range+0x5c/0x80
>[1291868.068466]  btrfs_write_marked_extents+0x72/0x150
>[1291868.068471]  btrfs_write_and_wait_transaction+0x70/0xf0
>[1291868.068475]  btrfs_commit_transaction+0x8c4/0xf00
>[1291868.068479]  ? start_transaction+0xc5/0x5c0
>[1291868.068484]  transaction_kthread+0x141/0x1b0
>[1291868.068487]  ? __pfx_transaction_kthread+0x10/0x10
>[1291868.068490]  kthread+0xde/0x110
>[1291868.068493]  ? __pfx_kthread+0x10/0x10
>[1291868.068497]  ret_from_fork+0x2c/0x50
>[1291868.068502]  </TASK>
>[1291868.068513] CPU: 0 PID: 389 Comm: btrfs-transacti Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1291868.068516] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1291868.068518] RIP: 0010:_raw_spin_unlock_irqrestore+0x1d/0x40
>[1291868.068522] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 0f 1f 44 00 00 c6 07 00 0f 1f 00 f7 c6 00 02 00 00 74 06 fb 0f 1f 44 00 00 <65> ff 0d d4 17 08 7c 74 05 e9 85 1a 00 00 0f 1f 44 00 00 e9 7b 1a
>[1291868.068525] RSP: 0018:ffffb5d800823618 EFLAGS: 00010206
>[1291868.068528] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff99a1c0aec828
>[1291868.068530] RDX: ffff99a1c0af6040 RSI: 0000000000000293 RDI: ffff99a1c7069d80
>[1291868.068532] RBP: 0000000000000293 R08: 0000000000000001 R09: 0000000000001000
>[1291868.068534] R10: 000000011197dfff R11: 0000000000000000 R12: ffff99a1c0af4000
>[1291868.068535] R13: ffff99a1c3d11000 R14: ffff99a1c0c97000 R15: 0000000000000000
>[1291868.068538] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1291868.068540] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1291868.068542] CR2: 00007f2cfcda3738 CR3: 000000002ef94000 CR4: 00000000000106f0
>[1291868.068544] Call Trace:
>[1291868.068546]  <IRQ>
>[1291868.068547]  ? rcu_dump_cpu_stacks+0xc4/0x100
>[1291868.068551]  ? rcu_sched_clock_irq+0x4f2/0x1150
>[1291868.068554]  ? sched_slice+0x87/0x140
>[1291868.068558]  ? timekeeping_update+0xdd/0x130
>[1291868.068562]  ? timekeeping_advance+0x377/0x590
>[1291868.068566]  ? update_process_times+0x74/0xb0
>[1291868.068569]  ? tick_sched_handle+0x22/0x60
>[1291868.068573]  ? tick_sched_timer+0x67/0x80
>[1291868.068576]  ? __pfx_tick_sched_timer+0x10/0x10
>[1291868.068579]  ? __hrtimer_run_queues+0x112/0x2b0
>[1291868.068583]  ? hrtimer_interrupt+0xf8/0x230
>[1291868.068587]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1291868.068590]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1291868.068594]  </IRQ>
>[1291868.068596]  <TASK>
>[1291868.068597]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1291868.068602]  ? _raw_spin_unlock_irqrestore+0x1d/0x40
>[1291868.068606]  ata_scsi_queuecmd+0x53/0x80
>[1291868.068610]  scsi_queue_rq+0x389/0xc80
>[1291868.068614]  blk_mq_dispatch_rq_list+0x2f6/0x880
>[1291868.068652]  ? bfq_dispatch_request+0xf0/0x1230
>[1291868.068660]  blk_mq_do_dispatch_sched+0x324/0x3c0
>[1291868.068665]  __blk_mq_sched_dispatch_requests+0xec/0x130
>[1291868.068668]  blk_mq_sched_dispatch_requests+0x34/0x60
>[1291868.068672]  __blk_mq_run_hw_queue+0x70/0x90
>[1291868.068675]  blk_mq_sched_insert_requests+0x73/0x170
>[1291868.068679]  blk_mq_flush_plug_list+0x137/0x300
>[1291868.068683]  blk_add_rq_to_plug+0xa4/0x150
>[1291868.068687]  blk_mq_submit_bio+0x370/0x5e0
>[1291868.068691]  __submit_bio+0xf5/0x180
>[1291868.068695]  submit_bio_noacct_nocheck+0x332/0x370
>[1291868.068699]  __btrfs_submit_bio+0x89/0x140
>[1291868.068703]  btrfs_submit_chunk+0x150/0x4c0
>[1291868.068708]  btrfs_submit_bio+0x1a/0x30
>[1291868.068711]  submit_one_bio+0x61/0x1b0
>[1291868.068714]  btree_write_cache_pages+0x85e/0x8d0
>[1291868.068718]  ? filemap_get_folios_tag+0x1c4/0x220
>[1291868.068722]  ? __pfx_end_bio_extent_buffer_writepage+0x10/0x10
>[1291868.068727]  do_writepages+0xd2/0x1e0
>[1291868.068731]  ? merge_state.part.0+0x46/0x100
>[1291868.068735]  filemap_fdatawrite_wbc+0x63/0x90
>[1291868.068738]  __filemap_fdatawrite_range+0x5c/0x80
>[1291868.068742]  btrfs_write_marked_extents+0x72/0x150
>[1291868.068746]  btrfs_write_and_wait_transaction+0x70/0xf0
>[1291868.068750]  btrfs_commit_transaction+0x8c4/0xf00
>[1291868.068754]  ? start_transaction+0xc5/0x5c0
>[1291868.068757]  transaction_kthread+0x141/0x1b0
>[1291868.068761]  ? __pfx_transaction_kthread+0x10/0x10
>[1291868.068763]  kthread+0xde/0x110
>[1291868.068767]  ? __pfx_kthread+0x10/0x10
>[1291868.068770]  ret_from_fork+0x2c/0x50
>[1291868.068775]  </TASK>
>[1291891.779891] watchdog: BUG: soft lockup - CPU#0 stuck for 62s! [btrfs-transacti:389]
>[1291891.779902] Modules linked in: nf_log_syslog nft_log nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter ip_tables snd_seq_dummy snd_hrtimer tls rfkill qrtr lz4 lz4_compress snd_intel8x0 snd_ac97_codec ac97_bus snd_seq snd_seq_device snd_pcm snd_timer snd intel_rapl_msr intel_rapl_common soundcore pcspkr xfs joydev i2c_piix4 vboxguest auth_rpcgss sunrpc loop zram vmwgfx e1000 drm_ttm_helper crc32c_intel sha512_ssse3 serio_raw ttm video wmi ata_generic pata_acpi scsi_dh_rdac scsi_dh_emc scsi_dh_alua fuse dm_multipath
>[1291891.779999] CPU: 0 PID: 389 Comm: btrfs-transacti Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1291891.780004] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1291891.780007] RIP: 0010:_raw_spin_unlock_irqrestore+0x1d/0x40
>[1291891.780017] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 0f 1f 44 00 00 c6 07 00 0f 1f 00 f7 c6 00 02 00 00 74 06 fb 0f 1f 44 00 00 <65> ff 0d d4 17 08 7c 74 05 e9 85 1a 00 00 0f 1f 44 00 00 e9 7b 1a
>[1291891.780021] RSP: 0018:ffffb5d800823618 EFLAGS: 00010206
>[1291891.780024] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff99a1c0aec828
>[1291891.780027] RDX: ffff99a1c0af6040 RSI: 0000000000000293 RDI: ffff99a1c7069d80
>[1291891.780029] RBP: 0000000000000293 R08: 0000000000000001 R09: 0000000000001000
>[1291891.780032] R10: 00000000b62d0fff R11: 0000000000000000 R12: ffff99a1c0af4000
>[1291891.780034] R13: ffff99a1c3d11000 R14: ffff99a1c0c97000 R15: 0000000000000000
>[1291891.780036] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1291891.780039] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1291891.780041] CR2: 00007f2cfcda3738 CR3: 000000002ef94000 CR4: 00000000000106f0
>[1291891.780045] Call Trace:
>[1291891.780049]  <IRQ>
>[1291891.780055]  ? watchdog_timer_fn+0x1a8/0x210
>[1291891.780061]  ? __pfx_watchdog_timer_fn+0x10/0x10
>[1291891.780065]  ? __hrtimer_run_queues+0x112/0x2b0
>[1291891.780071]  ? hrtimer_interrupt+0xf8/0x230
>[1291891.780075]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1291891.780079]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1291891.780084]  </IRQ>
>[1291891.780086]  <TASK>
>[1291891.780087]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1291891.780095]  ? _raw_spin_unlock_irqrestore+0x1d/0x40
>[1291891.780099]  ata_scsi_queuecmd+0x53/0x80
>[1291891.780105]  scsi_queue_rq+0x389/0xc80
>[1291891.780111]  blk_mq_dispatch_rq_list+0x2f6/0x880
>[1291891.780117]  ? bfq_dispatch_request+0xf0/0x1230
>[1291891.780123]  blk_mq_do_dispatch_sched+0x324/0x3c0
>[1291891.780128]  __blk_mq_sched_dispatch_requests+0xec/0x130
>[1291891.780132]  blk_mq_sched_dispatch_requests+0x34/0x60
>[1291891.780135]  __blk_mq_run_hw_queue+0x70/0x90
>[1291891.780139]  blk_mq_sched_insert_requests+0x73/0x170
>[1291891.780143]  blk_mq_flush_plug_list+0x137/0x300
>[1291891.780147]  blk_add_rq_to_plug+0xa4/0x150
>[1291891.780151]  blk_mq_submit_bio+0x370/0x5e0
>[1291891.780180]  __submit_bio+0xf5/0x180
>[1291891.780185]  submit_bio_noacct_nocheck+0x332/0x370
>[1291891.780189]  __btrfs_submit_bio+0x89/0x140
>[1291891.780195]  btrfs_submit_chunk+0x150/0x4c0
>[1291891.780200]  btrfs_submit_bio+0x1a/0x30
>[1291891.780203]  submit_one_bio+0x61/0x1b0
>[1291891.780208]  btree_write_cache_pages+0x85e/0x8d0
>[1291891.780212]  ? filemap_get_folios_tag+0x1c4/0x220
>[1291891.780217]  ? __pfx_end_bio_extent_buffer_writepage+0x10/0x10
>[1291891.780222]  do_writepages+0xd2/0x1e0
>[1291891.780227]  ? merge_state.part.0+0x46/0x100
>[1291891.780250]  filemap_fdatawrite_wbc+0x63/0x90
>[1291891.780254]  __filemap_fdatawrite_range+0x5c/0x80
>[1291891.780258]  btrfs_write_marked_extents+0x72/0x150
>[1291891.780263]  btrfs_write_and_wait_transaction+0x70/0xf0
>[1291891.780267]  btrfs_commit_transaction+0x8c4/0xf00
>[1291891.780271]  ? start_transaction+0xc5/0x5c0
>[1291891.780275]  transaction_kthread+0x141/0x1b0
>[1291891.780279]  ? __pfx_transaction_kthread+0x10/0x10
>[1291891.780282]  kthread+0xde/0x110
>[1291891.780287]  ? __pfx_kthread+0x10/0x10
>[1291891.780290]  ret_from_fork+0x2c/0x50
>[1291891.780297]  </TASK>
>[1291959.633743] watchdog: BUG: soft lockup - CPU#0 stuck for 22s! [ksoftirqd/0:15]
>[1291959.633754] Modules linked in: nf_log_syslog nft_log nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter ip_tables snd_seq_dummy snd_hrtimer tls rfkill qrtr lz4 lz4_compress snd_intel8x0 snd_ac97_codec ac97_bus snd_seq snd_seq_device snd_pcm snd_timer snd intel_rapl_msr intel_rapl_common soundcore pcspkr xfs joydev i2c_piix4 vboxguest auth_rpcgss sunrpc loop zram vmwgfx e1000 drm_ttm_helper crc32c_intel sha512_ssse3 serio_raw ttm video wmi ata_generic pata_acpi scsi_dh_rdac scsi_dh_emc scsi_dh_alua fuse dm_multipath
>[1291959.633827] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1291959.633832] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1291959.633834] RIP: 0010:vbg_req_perform+0x2c/0x40 [vboxguest]
>[1291959.633845] Code: 1f 00 0f 1f 44 00 00 b8 00 00 00 80 48 01 f0 72 21 48 c7 c2 00 00 00 80 48 2b 15 e7 3e 4f c4 48 01 d0 0f b7 57 08 ef 0f ae f0 <8b> 46 0c e9 fc 3f b0 c3 48 8b 15 c5 ca b7 c4 eb e4 0f 1f 00 90 90
>[1291959.633847] RSP: 0018:ffffb5d800083db0 EFLAGS: 00010207
>[1291959.633850] RAX: 0000000001114000 RBX: ffff99a1c3d66298 RCX: 0000000000000000
>[1291959.633852] RDX: 000000000000d040 RSI: ffff99a0c1114000 RDI: ffff99a1c3d66028
>[1291959.633854] RBP: ffff99a1c3d66298 R08: ffff99a1c004f028 R09: ffffffff8505d6e0
>[1291959.633856] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffffc04abd60
>[1291959.633858] R13: ffff99a1c3d66298 R14: ffffb5d800083e10 R15: ffff99a21ac21e80
>[1291959.633860] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1291959.633862] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1291959.633864] CR2: 000055a3e8f80e30 CR3: 00000000455c2000 CR4: 00000000000106f0
>[1291959.633876] Call Trace:
>[1291959.633883]  <IRQ>
>[1291959.633888]  ? watchdog_timer_fn+0x1a8/0x210
>[1291959.633897]  ? __pfx_watchdog_timer_fn+0x10/0x10
>[1291959.633903]  ? __hrtimer_run_queues+0x112/0x2b0
>[1291959.633910]  ? hrtimer_interrupt+0xf8/0x230
>[1291959.633915]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1291959.633920]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1291959.633927]  </IRQ>
>[1291959.633929]  <TASK>
>[1291959.633931]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1291959.633936]  ? __pfx_vbg_heartbeat_timer+0x10/0x10 [vboxguest]
>[1291959.633946]  ? vbg_req_perform+0x2c/0x40 [vboxguest]
>[1291959.633953]  vbg_heartbeat_timer+0x1d/0x40 [vboxguest]
>[1291959.633960]  call_timer_fn+0x27/0x130
>[1291959.633982]  ? __pfx_vbg_heartbeat_timer+0x10/0x10 [vboxguest]
>[1291959.633992]  __run_timers+0x222/0x2c0
>[1291959.633996]  run_timer_softirq+0x1d/0x40
>[1291959.633999]  __do_softirq+0xd4/0x2c8
>[1291959.634005]  ? __pfx_smpboot_thread_fn+0x10/0x10
>[1291959.634009]  run_ksoftirqd+0x2c/0x40
>[1291959.634014]  smpboot_thread_fn+0xdc/0x1d0
>[1291959.634017]  kthread+0xde/0x110
>[1291959.634021]  ? __pfx_kthread+0x10/0x10
>[1291959.634024]  ret_from_fork+0x2c/0x50
>[1291959.634031]  </TASK>
>[1291987.661397] watchdog: BUG: soft lockup - CPU#0 stuck for 48s! [ksoftirqd/0:15]
>[1291987.661408] Modules linked in: nf_log_syslog nft_log nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter ip_tables snd_seq_dummy snd_hrtimer tls rfkill qrtr lz4 lz4_compress snd_intel8x0 snd_ac97_codec ac97_bus snd_seq snd_seq_device snd_pcm snd_timer snd intel_rapl_msr intel_rapl_common soundcore pcspkr xfs joydev i2c_piix4 vboxguest auth_rpcgss sunrpc loop zram vmwgfx e1000 drm_ttm_helper crc32c_intel sha512_ssse3 serio_raw ttm video wmi ata_generic pata_acpi scsi_dh_rdac scsi_dh_emc scsi_dh_alua fuse dm_multipath
>[1291987.661503] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1291987.661508] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1291987.661511] RIP: 0010:vbg_req_perform+0x2c/0x40 [vboxguest]
>[1291987.661523] Code: 1f 00 0f 1f 44 00 00 b8 00 00 00 80 48 01 f0 72 21 48 c7 c2 00 00 00 80 48 2b 15 e7 3e 4f c4 48 01 d0 0f b7 57 08 ef 0f ae f0 <8b> 46 0c e9 fc 3f b0 c3 48 8b 15 c5 ca b7 c4 eb e4 0f 1f 00 90 90
>[1291987.661527] RSP: 0018:ffffb5d800083db0 EFLAGS: 00010207
>[1291987.661530] RAX: 0000000001114000 RBX: ffff99a1c3d66298 RCX: 0000000000000000
>[1291987.661533] RDX: 000000000000d040 RSI: ffff99a0c1114000 RDI: ffff99a1c3d66028
>[1291987.661535] RBP: ffff99a1c3d66298 R08: ffff99a21ac33468 R09: ffffffff8505d6e0
>[1291987.661537] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffffc04abd60
>[1291987.661539] R13: ffff99a1c3d66298 R14: ffffb5d800083e10 R15: ffff99a21ac21e80
>[1291987.661542] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1291987.661545] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1291987.661547] CR2: 000055a3e8f80e30 CR3: 00000000455c2000 CR4: 00000000000106f0
>[1291987.661551] Call Trace:
>[1291987.661555]  <IRQ>
>[1291987.661561]  ? watchdog_timer_fn+0x1a8/0x210
>[1291987.661569]  ? __pfx_watchdog_timer_fn+0x10/0x10
>[1291987.661573]  ? __hrtimer_run_queues+0x112/0x2b0
>[1291987.661578]  ? hrtimer_interrupt+0xf8/0x230
>[1291987.661582]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1291987.661587]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1291987.661593]  </IRQ>
>[1291987.661594]  <TASK>
>[1291987.661596]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1291987.661601]  ? __pfx_vbg_heartbeat_timer+0x10/0x10 [vboxguest]
>[1291987.661610]  ? vbg_req_perform+0x2c/0x40 [vboxguest]
>[1291987.661618]  vbg_heartbeat_timer+0x1d/0x40 [vboxguest]
>[1291987.661625]  call_timer_fn+0x27/0x130
>[1291987.661629]  ? __pfx_vbg_heartbeat_timer+0x10/0x10 [vboxguest]
>[1291987.661635]  __run_timers+0x222/0x2c0
>[1291987.661640]  run_timer_softirq+0x1d/0x40
>[1291987.661642]  __do_softirq+0xd4/0x2c8
>[1291987.661648]  ? __pfx_smpboot_thread_fn+0x10/0x10
>[1291987.661652]  run_ksoftirqd+0x2c/0x40
>[1291987.661657]  smpboot_thread_fn+0xdc/0x1d0
>[1291987.661660]  kthread+0xde/0x110
>[1291987.661665]  ? __pfx_kthread+0x10/0x10
>[1291987.661668]  ret_from_fork+0x2c/0x50
>[1291987.661675]  </TASK>
>[1291990.036030] rcu: INFO: rcu_preempt self-detected stall on CPU
>[1291990.036040] rcu: 	0-...!: (13618 ticks this GP) idle=0f2c/1/0x4000000000000000 softirq=113277438/113277438 fqs=0
>[1291990.036048] rcu: 	(t=60008 jiffies g=128827713 q=559 ncpus=1)
>[1291990.036051] rcu: rcu_preempt kthread starved for 60008 jiffies! g128827713 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
>[1291990.036056] rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
>[1291990.036057] rcu: RCU grace-period kthread stack dump:
>[1291990.036059] task:rcu_preempt     state:R  running task     stack:0     pid:16    ppid:2      flags:0x00004000
>[1291990.036066] Call Trace:
>[1291990.036069]  <TASK>
>[1291990.036076]  __schedule+0x449/0x1480
>[1291990.036086]  ? lock_timer_base+0x61/0x80
>[1291990.036094]  schedule+0x5e/0xd0
>[1291990.036098]  schedule_timeout+0x98/0x160
>[1291990.036102]  ? __pfx_process_timeout+0x10/0x10
>[1291990.036106]  rcu_gp_fqs_loop+0x141/0x520
>[1291990.036111]  ? __note_gp_changes+0x153/0x1a0
>[1291990.036115]  ? __pfx_rcu_gp_kthread+0x10/0x10
>[1291990.036118]  rcu_gp_kthread+0xea/0x1e0
>[1291990.036121]  kthread+0xde/0x110
>[1291990.036126]  ? __pfx_kthread+0x10/0x10
>[1291990.036129]  ret_from_fork+0x2c/0x50
>[1291990.036136]  </TASK>
>[1291990.036138] rcu: Stack dump where RCU GP kthread last ran:
>[1291990.036140] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1291990.036145] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1291990.036147] RIP: 0010:neigh_fill_info+0xa6/0x380
>[1291990.036153] Code: 87 bc 00 00 00 49 89 fc 83 f8 1b 7e bc 48 89 f3 89 d6 89 ca 44 89 c1 41 b8 0c 00 00 00 e8 92 e0 06 00 48 89 c5 48 85 c0 74 9f <48> 8b 93 50 01 00 00 8b 83 88 00 00 00 be 01 00 00 00 4c 89 e7 48
>[1291990.036156] RSP: 0018:ffffb5d800083ce8 EFLAGS: 00010282
>[1291990.036160] RAX: ffff99a0c7db6280 RBX: ffff99a0c651da00 RCX: 0000000000000000
>[1291990.036162] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff99a0c7db629c
>[1291990.036164] RBP: ffff99a0c7db6280 R08: 000000000000000c R09: ffff99a0c7db629c
>[1291990.036166] R10: 0000000000000000 R11: 0000000000000000 R12: ffff99a1ce542600
>[1291990.036168] R13: 000000014d082055 R14: ffffffff86b65e80 R15: ffff99a0c651da00
>[1291990.036171] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1291990.036174] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1291990.036176] CR2: 000055a3e8f80e30 CR3: 00000000455c2000 CR4: 00000000000106f0
>[1291990.036180] Call Trace:
>[1291990.036182]  <IRQ>
>[1291990.036184]  ? rcu_check_gp_kthread_starvation+0x120/0x1a0
>[1291990.036189]  ? rcu_sched_clock_irq+0x4ed/0x1150
>[1291990.036192]  ? sched_slice+0x87/0x140
>[1291990.036197]  ? timekeeping_update+0xdd/0x130
>[1291990.036201]  ? timekeeping_advance+0x377/0x590
>[1291990.036206]  ? update_process_times+0x74/0xb0
>[1291990.036209]  ? tick_sched_handle+0x22/0x60
>[1291990.036213]  ? tick_sched_timer+0x67/0x80
>[1291990.036217]  ? __pfx_tick_sched_timer+0x10/0x10
>[1291990.036220]  ? __hrtimer_run_queues+0x112/0x2b0
>[1291990.036224]  ? hrtimer_interrupt+0xf8/0x230
>[1291990.036228]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1291990.036232]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1291990.036238]  </IRQ>
>[1291990.036239]  <TASK>
>[1291990.036240]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1291990.036248]  ? neigh_fill_info+0xa6/0x380
>[1291990.036251]  ? neigh_fill_info+0x9e/0x380
>[1291990.036255]  ? __alloc_skb+0xde/0x1a0
>[1291990.036259]  __neigh_notify+0x5b/0xc0
>[1291990.036263]  neigh_timer_handler+0xe2/0x320
>[1291990.036267]  ? __pfx_neigh_timer_handler+0x10/0x10
>[1291990.036270]  call_timer_fn+0x27/0x130
>[1291990.036274]  ? __pfx_neigh_timer_handler+0x10/0x10
>[1291990.036277]  __run_timers+0x222/0x2c0
>[1291990.036281]  run_timer_softirq+0x1d/0x40
>[1291990.036284]  __do_softirq+0xd4/0x2c8
>[1291990.036289]  ? __pfx_smpboot_thread_fn+0x10/0x10
>[1291990.036293]  run_ksoftirqd+0x2c/0x40
>[1291990.036298]  smpboot_thread_fn+0xdc/0x1d0
>[1291990.036301]  kthread+0xde/0x110
>[1291990.036304]  ? __pfx_kthread+0x10/0x10
>[1291990.036308]  ret_from_fork+0x2c/0x50
>[1291990.036313]  </TASK>
>[1291990.036315] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1291990.036318] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1291990.036320] RIP: 0010:neigh_fill_info+0xa6/0x380
>[1291990.036323] Code: 87 bc 00 00 00 49 89 fc 83 f8 1b 7e bc 48 89 f3 89 d6 89 ca 44 89 c1 41 b8 0c 00 00 00 e8 92 e0 06 00 48 89 c5 48 85 c0 74 9f <48> 8b 93 50 01 00 00 8b 83 88 00 00 00 be 01 00 00 00 4c 89 e7 48
>[1291990.036326] RSP: 0018:ffffb5d800083ce8 EFLAGS: 00010282
>[1291990.036329] RAX: ffff99a0c7db6280 RBX: ffff99a0c651da00 RCX: 0000000000000000
>[1291990.036331] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff99a0c7db629c
>[1291990.036333] RBP: ffff99a0c7db6280 R08: 000000000000000c R09: ffff99a0c7db629c
>[1291990.036335] R10: 0000000000000000 R11: 0000000000000000 R12: ffff99a1ce542600
>[1291990.036337] R13: 000000014d082055 R14: ffffffff86b65e80 R15: ffff99a0c651da00
>[1291990.036339] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1291990.036341] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1291990.036343] CR2: 000055a3e8f80e30 CR3: 00000000455c2000 CR4: 00000000000106f0
>[1291990.036346] Call Trace:
>[1291990.036347]  <IRQ>
>[1291990.036349]  ? rcu_dump_cpu_stacks+0xc4/0x100
>[1291990.036353]  ? rcu_sched_clock_irq+0x4f2/0x1150
>[1291990.036356]  ? sched_slice+0x87/0x140
>[1291990.036360]  ? timekeeping_update+0xdd/0x130
>[1291990.036364]  ? timekeeping_advance+0x377/0x590
>[1291990.036368]  ? update_process_times+0x74/0xb0
>[1291990.036371]  ? tick_sched_handle+0x22/0x60
>[1291990.036375]  ? tick_sched_timer+0x67/0x80
>[1291990.036378]  ? __pfx_tick_sched_timer+0x10/0x10
>[1291990.036381]  ? __hrtimer_run_queues+0x112/0x2b0
>[1291990.036385]  ? hrtimer_interrupt+0xf8/0x230
>[1291990.036389]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1291990.036393]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1291990.036396]  </IRQ>
>[1291990.036398]  <TASK>
>[1291990.036399]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1291990.036404]  ? neigh_fill_info+0xa6/0x380
>[1291990.036408]  ? neigh_fill_info+0x9e/0x380
>[1291990.036411]  ? __alloc_skb+0xde/0x1a0
>[1291990.036415]  __neigh_notify+0x5b/0xc0
>[1291990.036418]  neigh_timer_handler+0xe2/0x320
>[1291990.036422]  ? __pfx_neigh_timer_handler+0x10/0x10
>[1291990.036425]  call_timer_fn+0x27/0x130
>[1291990.036428]  ? __pfx_neigh_timer_handler+0x10/0x10
>[1291990.036431]  __run_timers+0x222/0x2c0
>[1291990.036436]  run_timer_softirq+0x1d/0x40
>[1291990.036438]  __do_softirq+0xd4/0x2c8
>[1291990.036443]  ? __pfx_smpboot_thread_fn+0x10/0x10
>[1291990.036445]  run_ksoftirqd+0x2c/0x40
>[1291990.036449]  smpboot_thread_fn+0xdc/0x1d0
>[1291990.036452]  kthread+0xde/0x110
>[1291990.036455]  ? __pfx_kthread+0x10/0x10
>[1291990.036458]  ret_from_fork+0x2c/0x50
>[1291990.036464]  </TASK>
>[1292061.211332] rcu: INFO: rcu_preempt self-detected stall on CPU
>[1292061.211344] rcu: 	0-...!: (1149 ticks this GP) idle=0f2c/1/0x4000000000000000 softirq=113277440/113277440 fqs=0
>[1292061.211351] rcu: 	(t=61204 jiffies g=128827717 q=822 ncpus=1)
>[1292061.211354] rcu: rcu_preempt kthread timer wakeup didn't happen for 61201 jiffies! g128827717 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
>[1292061.211359] rcu: 	Possible timer handling issue on cpu=0 timer-softirq=892940853
>[1292061.211361] rcu: rcu_preempt kthread starved for 61204 jiffies! g128827717 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0
>[1292061.211364] rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
>[1292061.211366] rcu: RCU grace-period kthread stack dump:
>[1292061.211368] task:rcu_preempt     state:I stack:0     pid:16    ppid:2      flags:0x00004000
>[1292061.211390] Call Trace:
>[1292061.211393]  <TASK>
>[1292061.211400]  __schedule+0x449/0x1480
>[1292061.211412]  ? lock_timer_base+0x61/0x80
>[1292061.211420]  schedule+0x5e/0xd0
>[1292061.211424]  schedule_timeout+0x98/0x160
>[1292061.211429]  ? __pfx_process_timeout+0x10/0x10
>[1292061.211433]  rcu_gp_fqs_loop+0x141/0x520
>[1292061.211455]  ? __note_gp_changes+0x153/0x1a0
>[1292061.211460]  ? __pfx_rcu_gp_kthread+0x10/0x10
>[1292061.211463]  rcu_gp_kthread+0xea/0x1e0
>[1292061.211466]  kthread+0xde/0x110
>[1292061.211471]  ? __pfx_kthread+0x10/0x10
>[1292061.211475]  ret_from_fork+0x2c/0x50
>[1292061.211482]  </TASK>
>[1292061.211483] rcu: Stack dump where RCU GP kthread last ran:
>[1292061.211486] CPU: 0 PID: 2849664 Comm: rtkit-daemon Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1292061.211490] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1292061.211492] RIP: 0010:__fget_light+0x22/0x100
>[1292061.211499] Code: 90 90 90 90 90 90 90 90 0f 1f 44 00 00 41 56 65 48 8b 04 25 80 32 03 00 41 55 41 54 41 89 f4 55 89 fd 53 48 8b 90 00 0c 00 00 <8b> 0a 83 f9 01 0f 84 84 00 00 00 4c 8b a8 00 0c 00 00 41 89 ee e8
>[1292061.211517] RSP: 0018:ffffb5d8067bba80 EFLAGS: 00010202
>[1292061.211522] RAX: ffff99a104fc0000 RBX: ffffb5d8067bbb2c RCX: 0000000000000002
>[1292061.211524] RDX: ffff99a0d2109080 RSI: 0000000000004000 RDI: 0000000000000007
>[1292061.211527] RBP: 0000000000000007 R08: 0000000000000000 R09: 0000000000000000
>[1292061.211529] R10: 0000000000000001 R11: 0000000000000110 R12: 0000000000004000
>[1292061.211531] R13: 0000000000000000 R14: 0000000000000000 R15: ffffb5d8067bbb1c
>[1292061.211533] FS:  00007f70003fe6c0(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1292061.211536] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1292061.211538] CR2: 00007f1eaa0abc30 CR3: 000000002ef94000 CR4: 00000000000106f0
>[1292061.211542] Call Trace:
>[1292061.211544]  <IRQ>
>[1292061.211547]  ? rcu_check_gp_kthread_starvation+0x120/0x1a0
>[1292061.211552]  ? rcu_sched_clock_irq+0x4ed/0x1150
>[1292061.211556]  ? timekeeping_update+0xdd/0x130
>[1292061.211560]  ? timekeeping_advance+0x377/0x590
>[1292061.211564]  ? update_process_times+0x74/0xb0
>[1292061.211585]  ? tick_sched_handle+0x22/0x60
>[1292061.211590]  ? tick_sched_timer+0x67/0x80
>[1292061.211593]  ? __pfx_tick_sched_timer+0x10/0x10
>[1292061.211597]  ? __hrtimer_run_queues+0x112/0x2b0
>[1292061.211600]  ? hrtimer_interrupt+0xf8/0x230
>[1292061.211605]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1292061.211609]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1292061.211615]  </IRQ>
>[1292061.211616]  <TASK>
>[1292061.211617]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1292061.211626]  ? __fget_light+0x22/0x100
>[1292061.211629]  do_sys_poll+0x290/0x600
>[1292061.211654]  ? __pfx_pollwake+0x10/0x10
>[1292061.211660]  ? __pfx_pollwake+0x10/0x10
>[1292061.211667]  ? ktime_get_ts64+0x4a/0xe0
>[1292061.211671]  __x64_sys_poll+0xbb/0x150
>[1292061.211674]  do_syscall_64+0x5f/0x90
>[1292061.211679]  ? do_syscall_64+0x6b/0x90
>[1292061.211683]  ? exit_to_user_mode_prepare+0x142/0x1f0
>[1292061.211688]  entry_SYSCALL_64_after_hwframe+0x72/0xdc
>[1292061.211692] RIP: 0033:0x7f700187d21f
>[1292061.211886] Code: 54 24 1c 48 89 74 24 10 48 89 7c 24 08 e8 b9 83 f8 ff 8b 54 24 1c 48 8b 74 24 10 41 89 c0 48 8b 7c 24 08 b8 07 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 89 44 24 08 e8 0d 84 f8 ff 8b 44
>[1292061.211906] RSP: 002b:00007f70003fdda0 EFLAGS: 00000293 ORIG_RAX: 0000000000000007
>[1292061.211911] RAX: ffffffffffffffda RBX: 431bde82d7b634db RCX: 00007f700187d21f
>[1292061.211913] RDX: 0000000000002710 RSI: 0000000000000002 RDI: 00007f70003fde00
>[1292061.211915] RBP: 000000000d050d07 R08: 0000000000000000 R09: 0000000000000000
>[1292061.211917] R10: 0000000000004000 R11: 0000000000000293 R12: 00007f70003fddf0
>[1292061.211919] R13: 000000000013b9be R14: 000000004d0d8f0a R15: 000000004d0d8f0a
>[1292061.211924]  </TASK>
>[1292061.211931] CPU: 0 PID: 2849664 Comm: rtkit-daemon Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1292061.211934] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1292061.211936] RIP: 0010:__fget_light+0x22/0x100
>[1292061.211941] Code: 90 90 90 90 90 90 90 90 0f 1f 44 00 00 41 56 65 48 8b 04 25 80 32 03 00 41 55 41 54 41 89 f4 55 89 fd 53 48 8b 90 00 0c 00 00 <8b> 0a 83 f9 01 0f 84 84 00 00 00 4c 8b a8 00 0c 00 00 41 89 ee e8
>[1292061.211943] RSP: 0018:ffffb5d8067bba80 EFLAGS: 00010202
>[1292061.211946] RAX: ffff99a104fc0000 RBX: ffffb5d8067bbb2c RCX: 0000000000000002
>[1292061.211948] RDX: ffff99a0d2109080 RSI: 0000000000004000 RDI: 0000000000000007
>[1292061.211950] RBP: 0000000000000007 R08: 0000000000000000 R09: 0000000000000000
>[1292061.211952] R10: 0000000000000001 R11: 0000000000000110 R12: 0000000000004000
>[1292061.211954] R13: 0000000000000000 R14: 0000000000000000 R15: ffffb5d8067bbb1c
>[1292061.211956] FS:  00007f70003fe6c0(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1292061.211974] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1292061.211977] CR2: 00007f1eaa0abc30 CR3: 000000002ef94000 CR4: 00000000000106f0
>[1292061.211980] Call Trace:
>[1292061.211982]  <IRQ>
>[1292061.211985]  ? rcu_dump_cpu_stacks+0xc4/0x100
>[1292061.211989]  ? rcu_sched_clock_irq+0x4f2/0x1150
>[1292061.211993]  ? timekeeping_update+0xdd/0x130
>[1292061.211997]  ? timekeeping_advance+0x377/0x590
>[1292061.212001]  ? update_process_times+0x74/0xb0
>[1292061.212004]  ? tick_sched_handle+0x22/0x60
>[1292061.212039]  ? tick_sched_timer+0x67/0x80
>[1292061.212043]  ? __pfx_tick_sched_timer+0x10/0x10
>[1292061.212046]  ? __hrtimer_run_queues+0x112/0x2b0
>[1292061.212050]  ? hrtimer_interrupt+0xf8/0x230
>[1292061.212054]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1292061.212057]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1292061.212061]  </IRQ>
>[1292061.212062]  <TASK>
>[1292061.212064]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1292061.212068]  ? __fget_light+0x22/0x100
>[1292061.212072]  do_sys_poll+0x290/0x600
>[1292061.212079]  ? __pfx_pollwake+0x10/0x10
>[1292061.212083]  ? __pfx_pollwake+0x10/0x10
>[1292061.212107]  ? ktime_get_ts64+0x4a/0xe0
>[1292061.212112]  __x64_sys_poll+0xbb/0x150
>[1292061.212115]  do_syscall_64+0x5f/0x90
>[1292061.212119]  ? do_syscall_64+0x6b/0x90
>[1292061.212123]  ? exit_to_user_mode_prepare+0x142/0x1f0
>[1292061.212127]  entry_SYSCALL_64_after_hwframe+0x72/0xdc
>[1292061.212130] RIP: 0033:0x7f700187d21f
>[1292061.212136] Code: 54 24 1c 48 89 74 24 10 48 89 7c 24 08 e8 b9 83 f8 ff 8b 54 24 1c 48 8b 74 24 10 41 89 c0 48 8b 7c 24 08 b8 07 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 89 44 24 08 e8 0d 84 f8 ff 8b 44
>[1292061.212138] RSP: 002b:00007f70003fdda0 EFLAGS: 00000293 ORIG_RAX: 0000000000000007
>[1292061.212141] RAX: ffffffffffffffda RBX: 431bde82d7b634db RCX: 00007f700187d21f
>[1292061.212144] RDX: 0000000000002710 RSI: 0000000000000002 RDI: 00007f70003fde00
>[1292061.212145] RBP: 000000000d050d07 R08: 0000000000000000 R09: 0000000000000000
>[1292061.212147] R10: 0000000000004000 R11: 0000000000000293 R12: 00007f70003fddf0
>[1292061.212149] R13: 000000000013b9be R14: 000000004d0d8f0a R15: 000000004d0d8f0a
>[1292061.212167]  </TASK>
>[1292241.572127] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
>[1292241.572140] rcu: 	(detected by 0, t=241570 jiffies, g=128827717, q=1005 ncpus=1)
>[1292241.572144] rcu: All QSes seen, last rcu_preempt kthread activity 180366 (5587597362-5587416996), jiffies_till_next_fqs=3, root ->qsmask 0x0
>[1292241.572149] rcu: rcu_preempt kthread starved for 180366 jiffies! g128827717 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
>[1292241.572153] rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
>[1292241.572155] rcu: RCU grace-period kthread stack dump:
>[1292241.572157] task:rcu_preempt     state:R  running task     stack:0     pid:16    ppid:2      flags:0x00004000
>[1292241.572164] Call Trace:
>[1292241.572167]  <TASK>
>[1292241.572175]  __schedule+0x449/0x1480
>[1292241.572186]  ? lock_timer_base+0x61/0x80
>[1292241.572195]  schedule+0x5e/0xd0
>[1292241.572199]  schedule_timeout+0x98/0x160
>[1292241.572203]  ? __pfx_process_timeout+0x10/0x10
>[1292241.572207]  rcu_gp_fqs_loop+0x141/0x520
>[1292241.572213]  ? __note_gp_changes+0x153/0x1a0
>[1292241.572217]  ? __pfx_rcu_gp_kthread+0x10/0x10
>[1292241.572219]  rcu_gp_kthread+0xea/0x1e0
>[1292241.572223]  kthread+0xde/0x110
>[1292241.572228]  ? __pfx_kthread+0x10/0x10
>[1292241.572232]  ret_from_fork+0x2c/0x50
>[1292241.572239]  </TASK>
>[1292241.572240] rcu: Stack dump where RCU GP kthread last ran:
>[1292241.572243] CPU: 0 PID: 1254698 Comm: kworker/0:0H Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1292241.572247] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1292241.572252] Workqueue: kblockd blk_mq_run_work_fn
>[1292241.572258] RIP: 0010:_raw_spin_unlock_irqrestore+0x1d/0x40
>[1292241.572262] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 0f 1f 44 00 00 c6 07 00 0f 1f 00 f7 c6 00 02 00 00 74 06 fb 0f 1f 44 00 00 <65> ff 0d d4 17 08 7c 74 05 e9 85 1a 00 00 0f 1f 44 00 00 e9 7b 1a
>[1292241.572265] RSP: 0018:ffffb5d8057dfc40 EFLAGS: 00010206
>[1292241.572268] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff99a1c0aec828
>[1292241.572270] RDX: ffff99a1c0af6040 RSI: 0000000000000293 RDI: ffff99a1c7069d80
>[1292241.572273] RBP: 0000000000000293 R08: 0000000000000001 R09: 0000000000001000
>[1292241.572275] R10: 000000007ca2dfff R11: 0000000000000000 R12: ffff99a1c0af4000
>[1292241.572277] R13: ffff99a1c3d11000 R14: ffff99a1c0c97000 R15: 0000000000000000
>[1292241.572279] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1292241.572282] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1292241.572284] CR2: 00007f7d29601270 CR3: 000000002ef94000 CR4: 00000000000106f0
>[1292241.572289] Call Trace:
>[1292241.572291]  <IRQ>
>[1292241.572293]  ? rcu_check_gp_kthread_starvation+0x120/0x1a0
>[1292241.572297]  ? rcu_sched_clock_irq+0xda7/0x1150
>[1292241.572302]  ? update_process_times+0x74/0xb0
>[1292241.572305]  ? tick_sched_handle+0x22/0x60
>[1292241.572310]  ? tick_sched_timer+0x67/0x80
>[1292241.572313]  ? __pfx_tick_sched_timer+0x10/0x10
>[1292241.572317]  ? __hrtimer_run_queues+0x112/0x2b0
>[1292241.572321]  ? hrtimer_interrupt+0xf8/0x230
>[1292241.572325]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1292241.572329]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1292241.572334]  </IRQ>
>[1292241.572336]  <TASK>
>[1292241.572337]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1292241.572345]  ? _raw_spin_unlock_irqrestore+0x1d/0x40
>[1292241.572348]  ata_scsi_queuecmd+0x53/0x80
>[1292241.572356]  scsi_queue_rq+0x389/0xc80
>[1292241.572361]  blk_mq_dispatch_rq_list+0x2f6/0x880
>[1292241.572365]  ? bfq_dispatch_request+0xf0/0x1230
>[1292241.572371]  blk_mq_do_dispatch_sched+0x324/0x3c0
>[1292241.572376]  ? xa_find_after+0xd4/0x130
>[1292241.572381]  __blk_mq_sched_dispatch_requests+0xec/0x130
>[1292241.572385]  blk_mq_sched_dispatch_requests+0x34/0x60
>[1292241.572409]  __blk_mq_run_hw_queue+0x70/0x90
>[1292241.572413]  process_one_work+0x1c8/0x3c0
>[1292241.572417]  worker_thread+0x51/0x390
>[1292241.572420]  ? __pfx_worker_thread+0x10/0x10
>[1292241.572423]  kthread+0xde/0x110
>[1292241.572426]  ? __pfx_kthread+0x10/0x10
>[1292241.572430]  ret_from_fork+0x2c/0x50
>[1292241.572435]  </TASK>
>[1292311.810534] watchdog: BUG: soft lockup - CPU#0 stuck for 24s! [kworker/0:0H:1254698]
>[1292311.810551] Modules linked in: nf_log_syslog nft_log nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter ip_tables snd_seq_dummy snd_hrtimer tls rfkill qrtr lz4 lz4_compress snd_intel8x0 snd_ac97_codec ac97_bus snd_seq snd_seq_device snd_pcm snd_timer snd intel_rapl_msr intel_rapl_common soundcore pcspkr xfs joydev i2c_piix4 vboxguest auth_rpcgss sunrpc loop zram vmwgfx e1000 drm_ttm_helper crc32c_intel sha512_ssse3 serio_raw ttm video wmi ata_generic pata_acpi scsi_dh_rdac scsi_dh_emc scsi_dh_alua fuse dm_multipath
>[1292311.810989] CPU: 0 PID: 1254698 Comm: kworker/0:0H Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1292311.810994] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1292311.810998] Workqueue: kblockd blk_mq_run_work_fn
>[1292311.811007] RIP: 0010:_raw_spin_unlock_irqrestore+0x1d/0x40
>[1292311.811015] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 0f 1f 44 00 00 c6 07 00 0f 1f 00 f7 c6 00 02 00 00 74 06 fb 0f 1f 44 00 00 <65> ff 0d d4 17 08 7c 74 05 e9 85 1a 00 00 0f 1f 44 00 00 e9 7b 1a
>[1292311.811018] RSP: 0018:ffffb5d8057dfc40 EFLAGS: 00010206
>[1292311.811022] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff99a1c0aec828
>[1292311.811024] RDX: ffff99a1c0af6040 RSI: 0000000000000293 RDI: ffff99a1c7069d80
>[1292311.811027] RBP: 0000000000000293 R08: 0000000000000001 R09: 0000000000001000
>[1292311.811029] R10: 00000000c0cd1fff R11: 0000000000000000 R12: ffff99a1c0af4000
>[1292311.811031] R13: ffff99a1c3d11000 R14: ffff99a1c0c97000 R15: 0000000000000000
>[1292311.811033] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1292311.811037] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1292311.811039] CR2: 00007f7d29601270 CR3: 000000002ef94000 CR4: 00000000000106f0
>[1292311.811043] Call Trace:
>[1292311.811047]  <IRQ>
>[1292311.811054]  ? watchdog_timer_fn+0x1a8/0x210
>[1292311.811062]  ? __pfx_watchdog_timer_fn+0x10/0x10
>[1292311.811065]  ? __hrtimer_run_queues+0x112/0x2b0
>[1292311.811073]  ? hrtimer_interrupt+0xf8/0x230
>[1292311.811077]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1292311.811083]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1292311.811088]  </IRQ>
>[1292311.811090]  <TASK>
>[1292311.811091]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1292311.811100]  ? _raw_spin_unlock_irqrestore+0x1d/0x40
>[1292311.811105]  ata_scsi_queuecmd+0x53/0x80
>[1292311.811112]  scsi_queue_rq+0x389/0xc80
>[1292311.811119]  blk_mq_dispatch_rq_list+0x2f6/0x880
>[1292311.811124]  ? bfq_dispatch_request+0xf0/0x1230
>[1292311.811129]  blk_mq_do_dispatch_sched+0x324/0x3c0
>[1292311.811136]  __blk_mq_sched_dispatch_requests+0xec/0x130
>[1292311.811140]  blk_mq_sched_dispatch_requests+0x34/0x60
>[1292311.811144]  __blk_mq_run_hw_queue+0x70/0x90
>[1292311.811147]  process_one_work+0x1c8/0x3c0
>[1292311.811153]  worker_thread+0x51/0x390
>[1292311.811156]  ? __pfx_worker_thread+0x10/0x10
>[1292311.811159]  kthread+0xde/0x110
>[1292311.811164]  ? __pfx_kthread+0x10/0x10
>[1292311.811168]  ret_from_fork+0x2c/0x50
>[1292311.811175]  </TASK>
>[1292326.402586] rcu: INFO: rcu_preempt self-detected stall on CPU
>[1292326.402602] rcu: 	0-...!: (145 ticks this GP) idle=0f2c/1/0x4000000000000000 softirq=113277441/113277441 fqs=0
>[1292326.402610] rcu: 	(t=61011 jiffies g=128827721 q=1006 ncpus=1)
>[1292326.402614] rcu: rcu_preempt kthread timer wakeup didn't happen for 61008 jiffies! g128827721 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
>[1292326.402619] rcu: 	Possible timer handling issue on cpu=0 timer-softirq=892940854
>[1292326.402622] rcu: rcu_preempt kthread starved for 61011 jiffies! g128827721 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0
>[1292326.402626] rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
>[1292326.402627] rcu: RCU grace-period kthread stack dump:
>[1292326.402629] task:rcu_preempt     state:I stack:0     pid:16    ppid:2      flags:0x00004000
>[1292326.402637] Call Trace:
>[1292326.402640]  <TASK>
>[1292326.402647]  __schedule+0x449/0x1480
>[1292326.402658]  ? lock_timer_base+0x61/0x80
>[1292326.402666]  schedule+0x5e/0xd0
>[1292326.402671]  schedule_timeout+0x98/0x160
>[1292326.402677]  ? __pfx_process_timeout+0x10/0x10
>[1292326.402682]  rcu_gp_fqs_loop+0x141/0x520
>[1292326.402687]  ? __note_gp_changes+0x153/0x1a0
>[1292326.402691]  ? __pfx_rcu_gp_kthread+0x10/0x10
>[1292326.402693]  rcu_gp_kthread+0xea/0x1e0
>[1292326.402697]  kthread+0xde/0x110
>[1292326.402702]  ? __pfx_kthread+0x10/0x10
>[1292326.402706]  ret_from_fork+0x2c/0x50
>[1292326.402714]  </TASK>
>[1292326.402715] rcu: Stack dump where RCU GP kthread last ran:
>[1292326.402718] CPU: 0 PID: 1254698 Comm: kworker/0:0H Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1292326.402722] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1292326.402726] Workqueue: kblockd blk_mq_run_work_fn
>[1292326.402732] RIP: 0010:_raw_spin_unlock_irqrestore+0x1d/0x40
>[1292326.402737] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 0f 1f 44 00 00 c6 07 00 0f 1f 00 f7 c6 00 02 00 00 74 06 fb 0f 1f 44 00 00 <65> ff 0d d4 17 08 7c 74 05 e9 85 1a 00 00 0f 1f 44 00 00 e9 7b 1a
>[1292326.402740] RSP: 0018:ffffb5d8057dfc40 EFLAGS: 00010206
>[1292326.402744] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff99a1c0aec828
>[1292326.402746] RDX: ffff99a1c0af6040 RSI: 0000000000000293 RDI: ffff99a1c7069d80
>[1292326.402749] RBP: 0000000000000293 R08: 0000000000000001 R09: 0000000000001000
>[1292326.402752] R10: 0000000064539fff R11: 0000000000000000 R12: ffff99a1c0af4000
>[1292326.402754] R13: ffff99a1c3d11000 R14: ffff99a1c0c97000 R15: 0000000000000000
>[1292326.402756] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1292326.402760] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1292326.402763] CR2: 00007f7d29601270 CR3: 000000002ef94000 CR4: 00000000000106f0
>[1292326.402769] Call Trace:
>[1292326.402770]  <IRQ>
>[1292326.402773]  ? rcu_check_gp_kthread_starvation+0x120/0x1a0
>[1292326.402778]  ? rcu_sched_clock_irq+0x4ed/0x1150
>[1292326.402783]  ? sched_slice+0x87/0x140
>[1292326.402788]  ? timekeeping_update+0xdd/0x130
>[1292326.402793]  ? timekeeping_advance+0x377/0x590
>[1292326.402798]  ? update_process_times+0x74/0xb0
>[1292326.402802]  ? tick_sched_handle+0x22/0x60
>[1292326.402807]  ? tick_sched_timer+0x67/0x80
>[1292326.402811]  ? __pfx_tick_sched_timer+0x10/0x10
>[1292326.402814]  ? __hrtimer_run_queues+0x112/0x2b0
>[1292326.402820]  ? hrtimer_interrupt+0xf8/0x230
>[1292326.402825]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1292326.402829]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1292326.402834]  </IRQ>
>[1292326.402835]  <TASK>
>[1292326.402837]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1292326.402845]  ? _raw_spin_unlock_irqrestore+0x1d/0x40
>[1292326.402848]  ata_scsi_queuecmd+0x53/0x80
>[1292326.402854]  scsi_queue_rq+0x389/0xc80
>[1292326.402859]  blk_mq_dispatch_rq_list+0x2f6/0x880
>[1292326.402864]  ? bfq_dispatch_request+0xf0/0x1230
>[1292326.402870]  blk_mq_do_dispatch_sched+0x324/0x3c0
>[1292326.402877]  __blk_mq_sched_dispatch_requests+0xec/0x130
>[1292326.402881]  blk_mq_sched_dispatch_requests+0x34/0x60
>[1292326.402885]  __blk_mq_run_hw_queue+0x70/0x90
>[1292326.402888]  process_one_work+0x1c8/0x3c0
>[1292326.402893]  worker_thread+0x51/0x390
>[1292326.402897]  ? __pfx_worker_thread+0x10/0x10
>[1292326.402900]  kthread+0xde/0x110
>[1292326.402904]  ? __pfx_kthread+0x10/0x10
>[1292326.402908]  ret_from_fork+0x2c/0x50
>[1292326.402914]  </TASK>
>[1292326.719917] CPU: 0 PID: 1254698 Comm: kworker/0:0H Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1292326.719933] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1292326.719938] Workqueue: kblockd blk_mq_run_work_fn
>[1292326.719996] RIP: 0010:_raw_spin_unlock_irqrestore+0x1d/0x40
>[1292326.720007] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 0f 1f 44 00 00 c6 07 00 0f 1f 00 f7 c6 00 02 00 00 74 06 fb 0f 1f 44 00 00 <65> ff 0d d4 17 08 7c 74 05 e9 85 1a 00 00 0f 1f 44 00 00 e9 7b 1a
>[1292326.720036] RSP: 0018:ffffb5d8057dfc40 EFLAGS: 00010206
>[1292326.720039] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff99a1c0aec828
>[1292326.720058] RDX: ffff99a1c0af6040 RSI: 0000000000000293 RDI: ffff99a1c7069d80
>[1292326.720061] RBP: 0000000000000293 R08: 0000000000000001 R09: 0000000000001000
>[1292326.720064] R10: 0000000064539fff R11: 0000000000000000 R12: ffff99a1c0af4000
>[1292326.720066] R13: ffff99a1c3d11000 R14: ffff99a1c0c97000 R15: 0000000000000000
>[1292326.720069] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1292326.720072] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1292326.720094] CR2: 00007f7d29601270 CR3: 000000002ef94000 CR4: 00000000000106f0
>[1292326.720098] Call Trace:
>[1292326.720102]  <IRQ>
>[1292326.720109]  ? rcu_dump_cpu_stacks+0xc4/0x100
>[1292326.720117]  ? rcu_sched_clock_irq+0x4f2/0x1150
>[1292326.720121]  ? sched_slice+0x87/0x140
>[1292326.720127]  ? timekeeping_update+0xdd/0x130
>[1292326.720132]  ? timekeeping_advance+0x377/0x590
>[1292326.720136]  ? update_process_times+0x74/0xb0
>[1292326.720161]  ? tick_sched_handle+0x22/0x60
>[1292326.720167]  ? tick_sched_timer+0x67/0x80
>[1292326.720170]  ? __pfx_tick_sched_timer+0x10/0x10
>[1292326.720173]  ? __hrtimer_run_queues+0x112/0x2b0
>[1292326.720177]  ? hrtimer_interrupt+0xf8/0x230
>[1292326.720180]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1292326.720185]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1292326.720191]  </IRQ>
>[1292326.720193]  <TASK>
>[1292326.720194]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1292326.720202]  ? _raw_spin_unlock_irqrestore+0x1d/0x40
>[1292326.720228]  ata_scsi_queuecmd+0x53/0x80
>[1292326.720235]  scsi_queue_rq+0x389/0xc80
>[1292326.720240]  blk_mq_dispatch_rq_list+0x2f6/0x880
>[1292326.720245]  ? bfq_dispatch_request+0xf0/0x1230
>[1292326.720251]  blk_mq_do_dispatch_sched+0x324/0x3c0
>[1292326.720256]  __blk_mq_sched_dispatch_requests+0xec/0x130
>[1292326.720260]  blk_mq_sched_dispatch_requests+0x34/0x60
>[1292326.720263]  __blk_mq_run_hw_queue+0x70/0x90
>[1292326.720267]  process_one_work+0x1c8/0x3c0
>[1292326.720295]  worker_thread+0x51/0x390
>[1292326.720299]  ? __pfx_worker_thread+0x10/0x10
>[1292326.720302]  kthread+0xde/0x110
>[1292326.720305]  ? __pfx_kthread+0x10/0x10
>[1292326.720309]  ret_from_fork+0x2c/0x50
>[1292326.720316]  </TASK>
>[1292499.673972] watchdog: BUG: soft lockup - CPU#0 stuck for 22s! [ksoftirqd/0:15]
>[1292499.673999] Modules linked in: nf_log_syslog nft_log nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter ip_tables snd_seq_dummy snd_hrtimer tls rfkill qrtr lz4 lz4_compress snd_intel8x0 snd_ac97_codec ac97_bus snd_seq snd_seq_device snd_pcm snd_timer snd intel_rapl_msr intel_rapl_common soundcore pcspkr xfs joydev i2c_piix4 vboxguest auth_rpcgss sunrpc loop zram vmwgfx e1000 drm_ttm_helper crc32c_intel sha512_ssse3 serio_raw ttm video wmi ata_generic pata_acpi scsi_dh_rdac scsi_dh_emc scsi_dh_alua fuse dm_multipath
>[1292499.674078] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1292499.674083] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1292499.674086] RIP: 0010:vbg_req_perform+0x2c/0x40 [vboxguest]
>[1292499.674099] Code: 1f 00 0f 1f 44 00 00 b8 00 00 00 80 48 01 f0 72 21 48 c7 c2 00 00 00 80 48 2b 15 e7 3e 4f c4 48 01 d0 0f b7 57 08 ef 0f ae f0 <8b> 46 0c e9 fc 3f b0 c3 48 8b 15 c5 ca b7 c4 eb e4 0f 1f 00 90 90
>[1292499.674102] RSP: 0018:ffffb5d800083db0 EFLAGS: 00010207
>[1292499.674105] RAX: 0000000001114000 RBX: ffff99a1c3d66298 RCX: 0000000000000000
>[1292499.674108] RDX: 000000000000d040 RSI: ffff99a0c1114000 RDI: ffff99a1c3d66028
>[1292499.674110] RBP: ffff99a1c3d66298 R08: ffff99a21ac33468 R09: ffff99a21ac21ea8
>[1292499.674112] R10: 0000000000000001 R11: 00000000451b76d7 R12: ffffffffc04abd60
>[1292499.674114] R13: ffff99a1c3d66298 R14: ffffb5d800083e10 R15: ffff99a21ac21e80
>[1292499.674117] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1292499.674120] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1292499.674122] CR2: 000036fe26cfb000 CR3: 0000000114354000 CR4: 00000000000106f0
>[1292499.674126] Call Trace:
>[1292499.674129]  <IRQ>
>[1292499.674134]  ? watchdog_timer_fn+0x1a8/0x210
>[1292499.674142]  ? __pfx_watchdog_timer_fn+0x10/0x10
>[1292499.674146]  ? __hrtimer_run_queues+0x112/0x2b0
>[1292499.674152]  ? hrtimer_interrupt+0xf8/0x230
>[1292499.674156]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1292499.674161]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1292499.674167]  </IRQ>
>[1292499.674168]  <TASK>
>[1292499.674170]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1292499.674175]  ? __pfx_vbg_heartbeat_timer+0x10/0x10 [vboxguest]
>[1292499.674185]  ? vbg_req_perform+0x2c/0x40 [vboxguest]
>[1292499.674192]  vbg_heartbeat_timer+0x1d/0x40 [vboxguest]
>[1292499.674199]  call_timer_fn+0x27/0x130
>[1292499.674203]  ? __pfx_vbg_heartbeat_timer+0x10/0x10 [vboxguest]
>[1292499.674210]  __run_timers+0x222/0x2c0
>[1292499.674214]  run_timer_softirq+0x1d/0x40
>[1292499.674217]  __do_softirq+0xd4/0x2c8
>[1292499.674223]  ? __pfx_smpboot_thread_fn+0x10/0x10
>[1292499.674228]  run_ksoftirqd+0x2c/0x40
>[1292499.674233]  smpboot_thread_fn+0xdc/0x1d0
>[1292499.674236]  kthread+0xde/0x110
>[1292499.674240]  ? __pfx_kthread+0x10/0x10
>[1292499.674243]  ret_from_fork+0x2c/0x50
>[1292499.674250]  </TASK>
>[1292576.495571] rcu: INFO: rcu_preempt self-detected stall on CPU
>[1292576.495582] rcu: 	0-...!: (276 ticks this GP) idle=0f2c/1/0x4000000000000000 softirq=113277443/113277443 fqs=0
>[1292576.495589] rcu: 	(t=62234 jiffies g=128827729 q=1462 ncpus=1)
>[1292576.495593] rcu: rcu_preempt kthread timer wakeup didn't happen for 62231 jiffies! g128827729 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
>[1292576.495598] rcu: 	Possible timer handling issue on cpu=0 timer-softirq=892940856
>[1292576.495601] rcu: rcu_preempt kthread starved for 62234 jiffies! g128827729 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0
>[1292576.495605] rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
>[1292576.495607] rcu: RCU grace-period kthread stack dump:
>[1292576.495609] task:rcu_preempt     state:I stack:0     pid:16    ppid:2      flags:0x00004000
>[1292576.495616] Call Trace:
>[1292576.495619]  <TASK>
>[1292576.495626]  __schedule+0x449/0x1480
>[1292576.495637]  ? lock_timer_base+0x61/0x80
>[1292576.495645]  schedule+0x5e/0xd0
>[1292576.495650]  schedule_timeout+0x98/0x160
>[1292576.495655]  ? __pfx_process_timeout+0x10/0x10
>[1292576.495659]  rcu_gp_fqs_loop+0x141/0x520
>[1292576.495665]  ? __note_gp_changes+0x153/0x1a0
>[1292576.495669]  ? __pfx_rcu_gp_kthread+0x10/0x10
>[1292576.495672]  rcu_gp_kthread+0xea/0x1e0
>[1292576.495676]  kthread+0xde/0x110
>[1292576.495682]  ? __pfx_kthread+0x10/0x10
>[1292576.495687]  ret_from_fork+0x2c/0x50
>[1292576.495694]  </TASK>
>[1292576.495697] rcu: Stack dump where RCU GP kthread last ran:
>[1292576.495700] CPU: 0 PID: 2849664 Comm: rtkit-daemon Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1292576.495705] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1292576.495708] RIP: 0010:finish_task_switch.isra.0+0x96/0x2d0
>[1292576.495715] Code: 45 34 00 00 00 00 0f 1f 44 00 00 49 8b 9c 24 20 0a 00 00 48 85 db 0f 85 aa 00 00 00 4c 89 e7 e8 10 f6 ff ff fb 0f 1f 44 00 00 <65> 48 8b 04 25 80 32 03 00 66 90 4d 85 f6 74 21 65 48 8b 04 25 80
>[1292576.495718] RSP: 0018:ffffb5d8067bb960 EFLAGS: 00010282
>[1292576.495722] RAX: ffff99a1c0372740 RBX: 0000000000000000 RCX: 0000000000000002
>[1292576.495725] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff99a21ac33ac0
>[1292576.495728] RBP: ffffb5d8067bb988 R08: 0000000000000000 R09: 0000000000000000
>[1292576.495730] R10: 0000000000000001 R11: 0000000000000110 R12: ffff99a21ac33ac0
>[1292576.495732] R13: ffff99a1c0372740 R14: ffff99a206cc8f00 R15: 0000000000000001
>[1292576.495735] FS:  00007f70003fe6c0(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1292576.495738] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1292576.495742] CR2: 000036fe26cfb000 CR3: 000000002ef94000 CR4: 00000000000106f0
>[1292576.495746] Call Trace:
>[1292576.495748]  <IRQ>
>[1292576.495750]  ? rcu_check_gp_kthread_starvation+0x120/0x1a0
>[1292576.495774]  ? rcu_sched_clock_irq+0x4ed/0x1150
>[1292576.495781]  ? kvm_clock_read+0x14/0x30
>[1292576.495787]  ? kvm_sched_clock_read+0x9/0x20
>[1292576.495790]  ? sched_clock_cpu+0xf/0x190
>[1292576.495795]  ? timekeeping_update+0xdd/0x130
>[1292576.495802]  ? timekeeping_advance+0x377/0x590
>[1292576.495806]  ? update_process_times+0x74/0xb0
>[1292576.495809]  ? tick_sched_handle+0x22/0x60
>[1292576.495814]  ? tick_sched_timer+0x67/0x80
>[1292576.495817]  ? __pfx_tick_sched_timer+0x10/0x10
>[1292576.495820]  ? __hrtimer_run_queues+0x112/0x2b0
>[1292576.495824]  ? hrtimer_interrupt+0xf8/0x230
>[1292576.495828]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1292576.495832]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1292576.495836]  </IRQ>
>[1292576.495838]  <TASK>
>[1292576.495839]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1292576.495845]  ? finish_task_switch.isra.0+0x96/0x2d0
>[1292576.495850]  __schedule+0x451/0x1480
>[1292576.495854]  ? timerqueue_add+0x66/0xb0
>[1292576.495859]  schedule+0x5e/0xd0
>[1292576.495862]  schedule_hrtimeout_range_clock+0xbe/0x130
>[1292576.495866]  ? __pfx_hrtimer_wakeup+0x10/0x10
>[1292576.495870]  do_sys_poll+0x500/0x600
>[1292576.495879]  ? __pfx_pollwake+0x10/0x10
>[1292576.495884]  ? __pfx_pollwake+0x10/0x10
>[1292576.495893]  __x64_sys_poll+0xbb/0x150
>[1292576.495896]  do_syscall_64+0x5f/0x90
>[1292576.495902]  entry_SYSCALL_64_after_hwframe+0x72/0xdc
>[1292576.495905] RIP: 0033:0x7f700187d21f
>[1292576.815239] Code: 54 24 1c 48 89 74 24 10 48 89 7c 24 08 e8 b9 83 f8 ff 8b 54 24 1c 48 8b 74 24 10 41 89 c0 48 8b 7c 24 08 b8 07 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 89 44 24 08 e8 0d 84 f8 ff 8b 44
>[1292576.815245] RSP: 002b:00007f70003fdda0 EFLAGS: 00000293 ORIG_RAX: 0000000000000007
>[1292576.815250] RAX: ffffffffffffffda RBX: 431bde82d7b634db RCX: 00007f700187d21f
>[1292576.815253] RDX: 0000000000002710 RSI: 0000000000000002 RDI: 00007f70003fde00
>[1292576.815255] RBP: 000000001c634482 R08: 0000000000000000 R09: 0000000000000000
>[1292576.815258] R10: 0000000000004000 R11: 0000000000000293 R12: 00007f70003fddf0
>[1292576.815260] R13: 000000000013bbc3 R14: 000000004d157394 R15: 000000004d157394
>[1292576.815268]  </TASK>
>[1292576.815357] CPU: 0 PID: 2849664 Comm: rtkit-daemon Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1292576.815364] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1292576.815366] RIP: 0010:finish_task_switch.isra.0+0x96/0x2d0
>[1292576.815375] Code: 45 34 00 00 00 00 0f 1f 44 00 00 49 8b 9c 24 20 0a 00 00 48 85 db 0f 85 aa 00 00 00 4c 89 e7 e8 10 f6 ff ff fb 0f 1f 44 00 00 <65> 48 8b 04 25 80 32 03 00 66 90 4d 85 f6 74 21 65 48 8b 04 25 80
>[1292576.815378] RSP: 0018:ffffb5d8067bb960 EFLAGS: 00010282
>[1292576.815381] RAX: ffff99a1c0372740 RBX: 0000000000000000 RCX: 0000000000000002
>[1292576.815383] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff99a21ac33ac0
>[1292576.815385] RBP: ffffb5d8067bb988 R08: 0000000000000000 R09: 0000000000000000
>[1292576.815387] R10: 0000000000000001 R11: 0000000000000110 R12: ffff99a21ac33ac0
>[1292576.815389] R13: ffff99a1c0372740 R14: ffff99a206cc8f00 R15: 0000000000000001
>[1292576.815392] FS:  00007f70003fe6c0(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1292576.815395] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1292576.815397] CR2: 000036fe26cfb000 CR3: 000000002ef94000 CR4: 00000000000106f0
>[1292576.815401] Call Trace:
>[1292576.815404]  <IRQ>
>[1292576.815407]  ? rcu_dump_cpu_stacks+0xc4/0x100
>[1292576.815413]  ? rcu_sched_clock_irq+0x4f2/0x1150
>[1292576.815417]  ? kvm_clock_read+0x14/0x30
>[1292576.815423]  ? kvm_sched_clock_read+0x9/0x20
>[1292576.815427]  ? sched_clock_cpu+0xf/0x190
>[1292576.815432]  ? timekeeping_update+0xdd/0x130
>[1292576.815437]  ? timekeeping_advance+0x377/0x590
>[1292576.815442]  ? update_process_times+0x74/0xb0
>[1292576.815446]  ? tick_sched_handle+0x22/0x60
>[1292576.815451]  ? tick_sched_timer+0x67/0x80
>[1292576.815454]  ? __pfx_tick_sched_timer+0x10/0x10
>[1292576.815457]  ? __hrtimer_run_queues+0x112/0x2b0
>[1292576.815462]  ? hrtimer_interrupt+0xf8/0x230
>[1292576.815466]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1292576.815471]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1292576.815475]  </IRQ>
>[1292576.815476]  <TASK>
>[1292576.815477]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1292576.815483]  ? finish_task_switch.isra.0+0x96/0x2d0
>[1292576.815488]  __schedule+0x451/0x1480
>[1292576.815494]  ? timerqueue_add+0x66/0xb0
>[1292576.815499]  schedule+0x5e/0xd0
>[1292576.815503]  schedule_hrtimeout_range_clock+0xbe/0x130
>[1292576.815507]  ? __pfx_hrtimer_wakeup+0x10/0x10
>[1292576.815511]  do_sys_poll+0x500/0x600
>[1292576.815520]  ? __pfx_pollwake+0x10/0x10
>[1292576.815525]  ? __pfx_pollwake+0x10/0x10
>[1292576.815534]  __x64_sys_poll+0xbb/0x150
>[1292576.815538]  do_syscall_64+0x5f/0x90
>[1292576.815543]  entry_SYSCALL_64_after_hwframe+0x72/0xdc
>[1292576.815547] RIP: 0033:0x7f700187d21f
>[1292576.815552] Code: 54 24 1c 48 89 74 24 10 48 89 7c 24 08 e8 b9 83 f8 ff 8b 54 24 1c 48 8b 74 24 10 41 89 c0 48 8b 7c 24 08 b8 07 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 89 44 24 08 e8 0d 84 f8 ff 8b 44
>[1292576.815555] RSP: 002b:00007f70003fdda0 EFLAGS: 00000293 ORIG_RAX: 0000000000000007
>[1292576.815558] RAX: ffffffffffffffda RBX: 431bde82d7b634db RCX: 00007f700187d21f
>[1292576.815560] RDX: 0000000000002710 RSI: 0000000000000002 RDI: 00007f70003fde00
>[1292576.815562] RBP: 000000001c634482 R08: 0000000000000000 R09: 0000000000000000
>[1292576.815564] R10: 0000000000004000 R11: 0000000000000293 R12: 00007f70003fddf0
>[1292576.815566] R13: 000000000013bbc3 R14: 000000004d157394 R15: 000000004d157394
>[1292576.815570]  </TASK>
>[1292756.944112] rcu: INFO: rcu_preempt self-detected stall on CPU
>[1292756.944123] rcu: 	0-...!: (1761 ticks this GP) idle=0f2c/1/0x4000000000000000 softirq=113277443/113277443 fqs=1
>[1292756.944131] rcu: 	(t=242687 jiffies g=128827729 q=1590 ncpus=1)
>[1292756.944135] rcu: rcu_preempt kthread starved for 180133 jiffies! g128827729 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
>[1292756.944139] rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
>[1292756.944141] rcu: RCU grace-period kthread stack dump:
>[1292756.944143] task:rcu_preempt     state:R  running task     stack:0     pid:16    ppid:2      flags:0x00004000
>[1292756.944150] Call Trace:
>[1292756.944152]  <TASK>
>[1292756.944160]  __schedule+0x449/0x1480
>[1292756.944171]  ? lock_timer_base+0x61/0x80
>[1292756.944179]  schedule+0x5e/0xd0
>[1292756.944183]  schedule_timeout+0x98/0x160
>[1292756.944188]  ? __pfx_process_timeout+0x10/0x10
>[1292756.944191]  rcu_gp_fqs_loop+0x141/0x520
>[1292756.944197]  ? __note_gp_changes+0x153/0x1a0
>[1292756.944201]  ? __pfx_rcu_gp_kthread+0x10/0x10
>[1292756.944204]  rcu_gp_kthread+0xea/0x1e0
>[1292756.944207]  kthread+0xde/0x110
>[1292756.944212]  ? __pfx_kthread+0x10/0x10
>[1292756.944215]  ret_from_fork+0x2c/0x50
>[1292756.944222]  </TASK>
>[1292756.944224] rcu: Stack dump where RCU GP kthread last ran:
>[1292756.944227] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1292756.944231] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1292756.944233] RIP: 0010:e1000_xmit_frame+0xd3a/0xfc0 [e1000]
>[1292756.944252] Code: 48 8b 83 00 04 00 00 f6 80 90 00 00 00 03 0f 84 ac f9 ff ff 48 8b 3c 24 41 0f b7 45 2a 41 8b 55 18 48 03 87 48 0e 00 00 89 10 <e9> 91 f9 ff ff 31 c9 eb 84 31 f6 48 89 ef e8 e3 c1 a1 c3 e9 e1 fe
>[1292756.944256] RSP: 0018:ffffb5d800083b38 EFLAGS: 00010286
>[1292756.944259] RAX: ffffb5d800883818 RBX: ffff99a1c8f8e000 RCX: 000000000000007e
>[1292756.944262] RDX: 000000000000007e RSI: ffff99a1c7e42800 RDI: ffff99a1c8f8e000
>[1292756.944264] RBP: ffff99a1c9ba5f00 R08: ffff99a1c8f8e000 R09: 0000000007db6a02
>[1292756.944266] R10: 0000000000000000 R11: 0000000007db6a3d R12: 000000000000007d
>[1292756.944268] R13: ffff99a1c7e42800 R14: 000000000000007d R15: 0000000000000000
>[1292756.944271] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1292756.944273] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1292756.944276] CR2: 00007f18bb7b4000 CR3: 000000002ef94000 CR4: 00000000000106f0
>[1292756.944280] Call Trace:
>[1292756.944282]  <IRQ>
>[1292756.944284]  ? rcu_check_gp_kthread_starvation+0x120/0x1a0
>[1292756.944288]  ? rcu_sched_clock_irq+0x4ed/0x1150
>[1292756.944291]  ? sched_slice+0x87/0x140
>[1292756.944296]  ? timekeeping_update+0xdd/0x130
>[1292756.944300]  ? timekeeping_advance+0x377/0x590
>[1292756.944305]  ? update_process_times+0x74/0xb0
>[1292756.944308]  ? tick_sched_handle+0x22/0x60
>[1292756.944313]  ? tick_sched_timer+0x67/0x80
>[1292756.944316]  ? __pfx_tick_sched_timer+0x10/0x10
>[1292756.944319]  ? __hrtimer_run_queues+0x112/0x2b0
>[1292756.944323]  ? hrtimer_interrupt+0xf8/0x230
>[1292756.944327]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1292756.944332]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1292756.944337]  </IRQ>
>[1292756.944338]  <TASK>
>[1292756.944339]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1292756.944347]  ? e1000_xmit_frame+0xd3a/0xfc0 [e1000]
>[1292756.944361]  ? e1000_xmit_frame+0xd05/0xfc0 [e1000]
>[1292756.944374]  ? netif_skb_features+0x151/0x2e0
>[1292756.944379]  dev_hard_start_xmit+0x67/0x1d0
>[1292756.944383]  sch_direct_xmit+0xa4/0x380
>[1292756.944388]  __dev_queue_xmit+0x96e/0xdc0
>[1292756.944392]  ? arp_create+0x132/0x3f0
>[1292756.944397]  arp_solicit+0x11f/0x300
>[1292756.944401]  ? kmem_cache_alloc+0x17b/0x340
>[1292756.944407]  neigh_probe+0x51/0x70
>[1292756.944411]  neigh_timer_handler+0x231/0x320
>[1292756.944415]  ? __pfx_neigh_timer_handler+0x10/0x10
>[1292756.944418]  call_timer_fn+0x27/0x130
>[1292756.944421]  ? __pfx_neigh_timer_handler+0x10/0x10
>[1292756.944425]  __run_timers+0x222/0x2c0
>[1292756.944429]  run_timer_softirq+0x1d/0x40
>[1292756.944432]  __do_softirq+0xd4/0x2c8
>[1292756.944437]  ? __pfx_smpboot_thread_fn+0x10/0x10
>[1292756.944440]  run_ksoftirqd+0x2c/0x40
>[1292756.944445]  smpboot_thread_fn+0xdc/0x1d0
>[1292756.944448]  kthread+0xde/0x110
>[1292756.944451]  ? __pfx_kthread+0x10/0x10
>[1292756.944455]  ret_from_fork+0x2c/0x50
>[1292756.944460]  </TASK>
>[1292756.944462] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1292756.944466] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1292756.944467] RIP: 0010:e1000_xmit_frame+0xd3a/0xfc0 [e1000]
>[1292756.944481] Code: 48 8b 83 00 04 00 00 f6 80 90 00 00 00 03 0f 84 ac f9 ff ff 48 8b 3c 24 41 0f b7 45 2a 41 8b 55 18 48 03 87 48 0e 00 00 89 10 <e9> 91 f9 ff ff 31 c9 eb 84 31 f6 48 89 ef e8 e3 c1 a1 c3 e9 e1 fe
>[1292756.944484] RSP: 0018:ffffb5d800083b38 EFLAGS: 00010286
>[1292756.944486] RAX: ffffb5d800883818 RBX: ffff99a1c8f8e000 RCX: 000000000000007e
>[1292756.944488] RDX: 000000000000007e RSI: ffff99a1c7e42800 RDI: ffff99a1c8f8e000
>[1292756.944490] RBP: ffff99a1c9ba5f00 R08: ffff99a1c8f8e000 R09: 0000000007db6a02
>[1292756.944492] R10: 0000000000000000 R11: 0000000007db6a3d R12: 000000000000007d
>[1292756.944494] R13: ffff99a1c7e42800 R14: 000000000000007d R15: 0000000000000000
>[1292756.944496] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1292756.944499] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1292756.944501] CR2: 00007f18bb7b4000 CR3: 000000002ef94000 CR4: 00000000000106f0
>[1292756.944503] Call Trace:
>[1292756.944505]  <IRQ>
>[1292756.944506]  ? rcu_dump_cpu_stacks+0xc4/0x100
>[1292756.944510]  ? rcu_sched_clock_irq+0x4f2/0x1150
>[1292756.944513]  ? sched_slice+0x87/0x140
>[1292756.944517]  ? timekeeping_update+0xdd/0x130
>[1292756.944521]  ? timekeeping_advance+0x377/0x590
>[1292756.944525]  ? update_process_times+0x74/0xb0
>[1292756.944529]  ? tick_sched_handle+0x22/0x60
>[1292756.944532]  ? tick_sched_timer+0x67/0x80
>[1292756.944535]  ? __pfx_tick_sched_timer+0x10/0x10
>[1292756.944538]  ? __hrtimer_run_queues+0x112/0x2b0
>[1292756.944542]  ? hrtimer_interrupt+0xf8/0x230
>[1292756.944546]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1292756.944549]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1292756.944553]  </IRQ>
>[1292756.944554]  <TASK>
>[1292756.944556]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1292756.944561]  ? e1000_xmit_frame+0xd3a/0xfc0 [e1000]
>[1292756.944574]  ? e1000_xmit_frame+0xd05/0xfc0 [e1000]
>[1292756.944588]  ? netif_skb_features+0x151/0x2e0
>[1292756.944591]  dev_hard_start_xmit+0x67/0x1d0
>[1292756.944594]  sch_direct_xmit+0xa4/0x380
>[1292756.944598]  __dev_queue_xmit+0x96e/0xdc0
>[1292756.944601]  ? arp_create+0x132/0x3f0
>[1292756.944605]  arp_solicit+0x11f/0x300
>[1292756.944609]  ? kmem_cache_alloc+0x17b/0x340
>[1292756.944613]  neigh_probe+0x51/0x70
>[1292756.944615]  neigh_timer_handler+0x231/0x320
>[1292756.944619]  ? __pfx_neigh_timer_handler+0x10/0x10
>[1292756.944622]  call_timer_fn+0x27/0x130
>[1292756.944625]  ? __pfx_neigh_timer_handler+0x10/0x10
>[1292756.944628]  __run_timers+0x222/0x2c0
>[1292756.944632]  run_timer_softirq+0x1d/0x40
>[1292756.944635]  __do_softirq+0xd4/0x2c8
>[1292756.944639]  ? __pfx_smpboot_thread_fn+0x10/0x10
>[1292756.944642]  run_ksoftirqd+0x2c/0x40
>[1292756.944645]  smpboot_thread_fn+0xdc/0x1d0
>[1292756.944648]  kthread+0xde/0x110
>[1292756.944651]  ? __pfx_kthread+0x10/0x10
>[1292756.944655]  ret_from_fork+0x2c/0x50
>[1292756.944660]  </TASK>
>[1292786.983218] watchdog: BUG: soft lockup - CPU#0 stuck for 36s! [ksoftirqd/0:15]
>[1292786.983230] Modules linked in: nf_log_syslog nft_log nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter ip_tables snd_seq_dummy snd_hrtimer tls rfkill qrtr lz4 lz4_compress snd_intel8x0 snd_ac97_codec ac97_bus snd_seq snd_seq_device snd_pcm snd_timer snd intel_rapl_msr intel_rapl_common soundcore pcspkr xfs joydev i2c_piix4 vboxguest auth_rpcgss sunrpc loop zram vmwgfx e1000 drm_ttm_helper crc32c_intel sha512_ssse3 serio_raw ttm video wmi ata_generic pata_acpi scsi_dh_rdac scsi_dh_emc scsi_dh_alua fuse dm_multipath
>[1292786.983317] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1292786.983326] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1292786.983329] RIP: 0010:ip6_finish_output2+0xf2/0x6f0
>[1292786.983341] Code: 3f 04 00 00 41 8b 46 18 48 89 d9 41 8b 7c 24 04 41 8b 74 24 0c 4c 8b 0d e4 d5 41 01 48 c1 e9 20 41 8b 54 24 08 48 31 d9 31 c8 <41> 8b 49 10 41 0f af 41 0c 0f af cf 01 c8 41 8b 49 18 0f af ce 01
>[1292786.983344] RSP: 0018:ffffb5d800083b40 EFLAGS: 00010202
>[1292786.983348] RAX: 0000000037077b5e RBX: ffff99a1c8f8e000 RCX: ffff99a1370779a1
>[1292786.983351] RDX: 0000000001000000 RSI: 00000000020000ff RDI: 0000000000000000
>[1292786.983353] RBP: ffff99a1c13fc100 R08: ffffffff86b65e80 R09: ffff99a0df0d5200
>[1292786.983356] R10: ffff99a1c798a000 R11: 0000000000000004 R12: ffff99a1c8110528
>[1292786.983358] R13: ffff99a181a76b00 R14: ffff99a1c8110510 R15: ffff99a1c0c0dc80
>[1292786.983360] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1292786.983363] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1292786.983365] CR2: 00007f18bb7b4000 CR3: 000000002ef94000 CR4: 00000000000106f0
>[1292786.983369] Call Trace:
>[1292786.983376]  <IRQ>
>[1292786.983384]  ? watchdog_timer_fn+0x1a8/0x210
>[1292786.983393]  ? __pfx_watchdog_timer_fn+0x10/0x10
>[1292786.983397]  ? __hrtimer_run_queues+0x112/0x2b0
>[1292786.983403]  ? hrtimer_interrupt+0xf8/0x230
>[1292786.983407]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1292786.983412]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1292786.983418]  </IRQ>
>[1292786.983419]  <TASK>
>[1292786.983421]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1292786.983428]  ? ip6_finish_output2+0xf2/0x6f0
>[1292786.983432]  ? nf_hook_slow+0x45/0xc0
>[1292786.983439]  ip6_finish_output+0x1c5/0x320
>[1292786.983443]  ndisc_send_skb+0x1cd/0x300
>[1292786.983449]  ndisc_send_ns+0x70/0xc0
>[1292786.983453]  ndisc_solicit+0xde/0x190
>[1292786.983457]  neigh_probe+0x51/0x70
>[1292786.983461]  neigh_timer_handler+0x231/0x320
>[1292786.983465]  ? __pfx_neigh_timer_handler+0x10/0x10
>[1292786.983469]  call_timer_fn+0x27/0x130
>[1292786.983473]  ? __pfx_neigh_timer_handler+0x10/0x10
>[1292786.983476]  __run_timers+0x222/0x2c0
>[1292786.983480]  run_timer_softirq+0x1d/0x40
>[1292786.983483]  __do_softirq+0xd4/0x2c8
>[1292786.983489]  ? __pfx_smpboot_thread_fn+0x10/0x10
>[1292786.983493]  run_ksoftirqd+0x2c/0x40
>[1292786.983499]  smpboot_thread_fn+0xdc/0x1d0
>[1292786.983502]  kthread+0xde/0x110
>[1292786.983506]  ? __pfx_kthread+0x10/0x10
>[1292786.983510]  ret_from_fork+0x2c/0x50
>[1292786.983517]  </TASK>
>[1292846.473147] watchdog: BUG: soft lockup - CPU#0 stuck for 21s! [btrfs-transacti:389]
>[1292846.473159] Modules linked in: nf_log_syslog nft_log nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter ip_tables snd_seq_dummy snd_hrtimer tls rfkill qrtr lz4 lz4_compress snd_intel8x0 snd_ac97_codec ac97_bus snd_seq snd_seq_device snd_pcm snd_timer snd intel_rapl_msr intel_rapl_common soundcore pcspkr xfs joydev i2c_piix4 vboxguest auth_rpcgss sunrpc loop zram vmwgfx e1000 drm_ttm_helper crc32c_intel sha512_ssse3 serio_raw ttm video wmi ata_generic pata_acpi scsi_dh_rdac scsi_dh_emc scsi_dh_alua fuse dm_multipath
>[1292846.473238] CPU: 0 PID: 389 Comm: btrfs-transacti Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1292846.473242] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1292846.473245] RIP: 0010:_raw_spin_unlock_irqrestore+0x1d/0x40
>[1292846.473255] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 0f 1f 44 00 00 c6 07 00 0f 1f 00 f7 c6 00 02 00 00 74 06 fb 0f 1f 44 00 00 <65> ff 0d d4 17 08 7c 74 05 e9 85 1a 00 00 0f 1f 44 00 00 e9 7b 1a
>[1292846.473258] RSP: 0018:ffffb5d800823a70 EFLAGS: 00010206
>[1292846.473262] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff99a1c0aec828
>[1292846.473264] RDX: ffff99a1c0af6040 RSI: 0000000000000293 RDI: ffff99a1c7069d80
>[1292846.473267] RBP: 0000000000000293 R08: 0000000000000001 R09: 0000000000001000
>[1292846.473269] R10: 0000000111965fff R11: 0000000000000000 R12: ffff99a1c0af4000
>[1292846.473271] R13: ffff99a1c3d11000 R14: ffff99a1c0c97000 R15: 0000000000000000
>[1292846.473274] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1292846.473277] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1292846.473279] CR2: 00007f18bb7b4000 CR3: 000000002ef94000 CR4: 00000000000106f0
>[1292846.473283] Call Trace:
>[1292846.473287]  <IRQ>
>[1292846.473293]  ? watchdog_timer_fn+0x1a8/0x210
>[1292846.473300]  ? __pfx_watchdog_timer_fn+0x10/0x10
>[1292846.473304]  ? __hrtimer_run_queues+0x112/0x2b0
>[1292846.473309]  ? hrtimer_interrupt+0xf8/0x230
>[1292846.473313]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1292846.473318]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1292846.473323]  </IRQ>
>[1292846.473324]  <TASK>
>[1292846.473326]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1292846.473333]  ? _raw_spin_unlock_irqrestore+0x1d/0x40
>[1292846.473337]  ata_scsi_queuecmd+0x53/0x80
>[1292846.473344]  scsi_queue_rq+0x389/0xc80
>[1292846.473349]  blk_mq_dispatch_rq_list+0x2f6/0x880
>[1292846.473355]  ? bfq_dispatch_request+0xf0/0x1230
>[1292846.473360]  blk_mq_do_dispatch_sched+0x324/0x3c0
>[1292846.473366]  __blk_mq_sched_dispatch_requests+0xec/0x130
>[1292846.473370]  blk_mq_sched_dispatch_requests+0x34/0x60
>[1292846.473374]  __blk_mq_run_hw_queue+0x70/0x90
>[1292846.473378]  blk_mq_sched_insert_requests+0x73/0x170
>[1292846.473381]  ? wbc_detach_inode+0x176/0x220
>[1292846.473386]  blk_mq_flush_plug_list+0x137/0x300
>[1292846.473391]  __blk_flush_plug+0x106/0x160
>[1292846.473395]  ? btrfs_write_marked_extents+0xb3/0x150
>[1292846.473400]  blk_finish_plug+0x29/0x40
>[1292846.473404]  btrfs_write_and_wait_transaction+0x7b/0xf0
>[1292846.473409]  btrfs_commit_transaction+0x8c4/0xf00
>[1292846.473412]  ? start_transaction+0xc5/0x5c0
>[1292846.473416]  transaction_kthread+0x141/0x1b0
>[1292846.473421]  ? __pfx_transaction_kthread+0x10/0x10
>[1292846.473423]  kthread+0xde/0x110
>[1292846.473429]  ? __pfx_kthread+0x10/0x10
>[1292846.473432]  ret_from_fork+0x2c/0x50
>[1292846.473439]  </TASK>
>[1292870.637568] rcu: INFO: rcu_preempt self-detected stall on CPU
>[1292870.637580] rcu: 	0-...!: (249 ticks this GP) idle=0f2c/1/0x4000000000000000 softirq=113277444/113277444 fqs=0
>[1292870.637587] rcu: 	(t=60033 jiffies g=128827733 q=1657 ncpus=1)
>[1292870.637590] rcu: rcu_preempt kthread timer wakeup didn't happen for 60030 jiffies! g128827733 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
>[1292870.637594] rcu: 	Possible timer handling issue on cpu=0 timer-softirq=892940857
>[1292870.637597] rcu: rcu_preempt kthread starved for 60033 jiffies! g128827733 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0
>[1292870.637601] rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
>[1292870.637602] rcu: RCU grace-period kthread stack dump:
>[1292870.637604] task:rcu_preempt     state:I stack:0     pid:16    ppid:2      flags:0x00004000
>[1292870.637610] Call Trace:
>[1292870.637613]  <TASK>
>[1292870.637619]  __schedule+0x449/0x1480
>[1292870.637630]  ? lock_timer_base+0x61/0x80
>[1292870.637638]  schedule+0x5e/0xd0
>[1292870.637641]  schedule_timeout+0x98/0x160
>[1292870.637646]  ? __pfx_process_timeout+0x10/0x10
>[1292870.637650]  rcu_gp_fqs_loop+0x141/0x520
>[1292870.637655]  ? __note_gp_changes+0x153/0x1a0
>[1292870.637658]  ? __pfx_rcu_gp_kthread+0x10/0x10
>[1292870.637661]  rcu_gp_kthread+0xea/0x1e0
>[1292870.637664]  kthread+0xde/0x110
>[1292870.637670]  ? __pfx_kthread+0x10/0x10
>[1292870.637673]  ret_from_fork+0x2c/0x50
>[1292870.637681]  </TASK>
>[1292870.637682] rcu: Stack dump where RCU GP kthread last ran:
>[1292870.637685] CPU: 0 PID: 593 Comm: btrfs-transacti Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1292870.637689] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1292870.637692] RIP: 0010:__btrfs_submit_bio+0x59/0x140
>[1292870.637699] Code: 80 01 00 00 0f 85 93 00 00 00 45 8b 74 24 28 49 89 7c 24 18 45 85 f6 0f 8e a2 00 00 00 49 8d 6c 24 48 44 89 f0 45 31 ed eb 3f <48> c7 43 38 20 d7 6a 83 48 89 6b 40 48 8b 45 08 48 89 de 41 83 c5
>[1292870.637702] RSP: 0018:ffffb5d80099ba50 EFLAGS: 00010246
>[1292870.637705] RAX: 0000000000000001 RBX: ffff99a0c75180a8 RCX: 0000000000000000
>[1292870.637708] RDX: ffff99a1c5fca740 RSI: ffff99a1c7181220 RDI: ffff99a1c5fca740
>[1292870.637710] RBP: ffff99a1c5503d58 R08: ffff99a16330a7d0 R09: 0000000000000000
>[1292870.637712] R10: 000000000078013c R11: 0000000000000110 R12: ffff99a1c5503d00
>[1292870.637715] R13: 0000000000000001 R14: 0000000000000002 R15: ffff99a1c4e58d68
>[1292870.637717] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1292870.637720] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1292870.637723] CR2: 00007f18bb7b4000 CR3: 000000002ef94000 CR4: 00000000000106f0
>[1292870.637727] Call Trace:
>[1292870.637729]  <IRQ>
>[1292870.637732]  ? rcu_check_gp_kthread_starvation+0x120/0x1a0
>[1292870.637737]  ? rcu_sched_clock_irq+0x4ed/0x1150
>[1292870.637740]  ? sched_slice+0x87/0x140
>[1292870.637746]  ? timekeeping_update+0xdd/0x130
>[1292870.637757]  ? timekeeping_advance+0x377/0x590
>[1292870.637762]  ? update_process_times+0x74/0xb0
>[1292870.637765]  ? tick_sched_handle+0x22/0x60
>[1292870.637770]  ? tick_sched_timer+0x67/0x80
>[1292870.637773]  ? __pfx_tick_sched_timer+0x10/0x10
>[1292870.637777]  ? __hrtimer_run_queues+0x112/0x2b0
>[1292870.637780]  ? hrtimer_interrupt+0xf8/0x230
>[1292870.637784]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1292870.637789]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1292870.637794]  </IRQ>
>[1292870.637795]  <TASK>
>[1292870.637797]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1292870.637803]  ? __btrfs_submit_bio+0x59/0x140
>[1292870.637807]  btrfs_submit_chunk+0x150/0x4c0
>[1292870.637811]  btrfs_submit_bio+0x1a/0x30
>[1292870.637815]  submit_one_bio+0x61/0x1b0
>[1292870.637819]  btree_write_cache_pages+0x85e/0x8d0
>[1292870.637823]  ? filemap_get_folios_tag+0x1c4/0x220
>[1292870.637829]  ? __pfx_end_bio_extent_buffer_writepage+0x10/0x10
>[1292870.637834]  do_writepages+0xd2/0x1e0
>[1292870.637839]  ? merge_state.part.0+0x46/0x100
>[1292870.637843]  filemap_fdatawrite_wbc+0x63/0x90
>[1292870.637847]  __filemap_fdatawrite_range+0x5c/0x80
>[1292870.637856]  btrfs_write_marked_extents+0x72/0x150
>[1292870.637863]  btrfs_write_and_wait_transaction+0x70/0xf0
>[1292870.637867]  btrfs_commit_transaction+0x8c4/0xf00
>[1292870.637871]  ? start_transaction+0xc5/0x5c0
>[1292870.637875]  transaction_kthread+0x141/0x1b0
>[1292870.637879]  ? __pfx_transaction_kthread+0x10/0x10
>[1292870.637882]  kthread+0xde/0x110
>[1292870.637885]  ? __pfx_kthread+0x10/0x10
>[1292870.637888]  ret_from_fork+0x2c/0x50
>[1292870.637894]  </TASK>
>[1292870.637908] CPU: 0 PID: 593 Comm: btrfs-transacti Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1292870.637913] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1292870.637915] RIP: 0010:__btrfs_submit_bio+0x59/0x140
>[1292870.637920] Code: 80 01 00 00 0f 85 93 00 00 00 45 8b 74 24 28 49 89 7c 24 18 45 85 f6 0f 8e a2 00 00 00 49 8d 6c 24 48 44 89 f0 45 31 ed eb 3f <48> c7 43 38 20 d7 6a 83 48 89 6b 40 48 8b 45 08 48 89 de 41 83 c5
>[1292870.637922] RSP: 0018:ffffb5d80099ba50 EFLAGS: 00010246
>[1292870.637925] RAX: 0000000000000001 RBX: ffff99a0c75180a8 RCX: 0000000000000000
>[1292870.637927] RDX: ffff99a1c5fca740 RSI: ffff99a1c7181220 RDI: ffff99a1c5fca740
>[1292870.637929] RBP: ffff99a1c5503d58 R08: ffff99a16330a7d0 R09: 0000000000000000
>[1292870.637931] R10: 000000000078013c R11: 0000000000000110 R12: ffff99a1c5503d00
>[1292870.637933] R13: 0000000000000001 R14: 0000000000000002 R15: ffff99a1c4e58d68
>[1292870.637935] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1292870.637937] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1292870.637939] CR2: 00007f18bb7b4000 CR3: 000000002ef94000 CR4: 00000000000106f0
>[1292870.637942] Call Trace:
>[1292870.637943]  <IRQ>
>[1292870.637945]  ? rcu_dump_cpu_stacks+0xc4/0x100
>[1292870.637949]  ? rcu_sched_clock_irq+0x4f2/0x1150
>[1292870.637952]  ? sched_slice+0x87/0x140
>[1292870.637956]  ? timekeeping_update+0xdd/0x130
>[1292870.637960]  ? timekeeping_advance+0x377/0x590
>[1292870.637968]  ? update_process_times+0x74/0xb0
>[1292870.637974]  ? tick_sched_handle+0x22/0x60
>[1292870.637977]  ? tick_sched_timer+0x67/0x80
>[1292870.637980]  ? __pfx_tick_sched_timer+0x10/0x10
>[1292870.637984]  ? __hrtimer_run_queues+0x112/0x2b0
>[1292870.637987]  ? hrtimer_interrupt+0xf8/0x230
>[1292870.637991]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1292870.637994]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1292870.637998]  </IRQ>
>[1292870.637999]  <TASK>
>[1292870.638001]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1292870.638006]  ? __btrfs_submit_bio+0x59/0x140
>[1292870.638010]  btrfs_submit_chunk+0x150/0x4c0
>[1292870.638015]  btrfs_submit_bio+0x1a/0x30
>[1292870.638019]  submit_one_bio+0x61/0x1b0
>[1292870.638022]  btree_write_cache_pages+0x85e/0x8d0
>[1292870.638026]  ? filemap_get_folios_tag+0x1c4/0x220
>[1292870.638030]  ? __pfx_end_bio_extent_buffer_writepage+0x10/0x10
>[1292870.638036]  do_writepages+0xd2/0x1e0
>[1292870.638040]  ? merge_state.part.0+0x46/0x100
>[1292870.638043]  filemap_fdatawrite_wbc+0x63/0x90
>[1292870.638047]  __filemap_fdatawrite_range+0x5c/0x80
>[1292870.638054]  btrfs_write_marked_extents+0x72/0x150
>[1292870.638061]  btrfs_write_and_wait_transaction+0x70/0xf0
>[1292870.638065]  btrfs_commit_transaction+0x8c4/0xf00
>[1292870.638068]  ? start_transaction+0xc5/0x5c0
>[1292870.638073]  transaction_kthread+0x141/0x1b0
>[1292870.638076]  ? __pfx_transaction_kthread+0x10/0x10
>[1292870.638079]  kthread+0xde/0x110
>[1292870.638082]  ? __pfx_kthread+0x10/0x10
>[1292870.638086]  ret_from_fork+0x2c/0x50
>[1292870.638091]  </TASK>
>[1293050.848202] rcu: INFO: rcu_preempt self-detected stall on CPU
>[1293050.848215] rcu: 	0-...!: (2853 ticks this GP) idle=0f2c/1/0x4000000000000000 softirq=113277444/113277444 fqs=1
>[1293050.848223] rcu: 	(t=240248 jiffies g=128827733 q=1718 ncpus=1)
>[1293050.848227] rcu: rcu_preempt kthread timer wakeup didn't happen for 168847 jiffies! g128827733 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
>[1293050.848231] rcu: 	Possible timer handling issue on cpu=0 timer-softirq=892940857
>[1293050.848234] rcu: rcu_preempt kthread starved for 168850 jiffies! g128827733 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0
>[1293050.848237] rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
>[1293050.848239] rcu: RCU grace-period kthread stack dump:
>[1293050.848241] task:rcu_preempt     state:I stack:0     pid:16    ppid:2      flags:0x00004000
>[1293050.848247] Call Trace:
>[1293050.848250]  <TASK>
>[1293050.848257]  __schedule+0x449/0x1480
>[1293050.848268]  ? lock_timer_base+0x61/0x80
>[1293050.848277]  schedule+0x5e/0xd0
>[1293050.848281]  schedule_timeout+0x98/0x160
>[1293050.848285]  ? __pfx_process_timeout+0x10/0x10
>[1293050.848289]  rcu_gp_fqs_loop+0x141/0x520
>[1293050.848294]  ? __note_gp_changes+0x153/0x1a0
>[1293050.848298]  ? __pfx_rcu_gp_kthread+0x10/0x10
>[1293050.848301]  rcu_gp_kthread+0xea/0x1e0
>[1293050.848305]  kthread+0xde/0x110
>[1293050.848310]  ? __pfx_kthread+0x10/0x10
>[1293050.848314]  ret_from_fork+0x2c/0x50
>[1293050.848321]  </TASK>
>[1293050.848323] rcu: Stack dump where RCU GP kthread last ran:
>[1293050.848325] CPU: 0 PID: 2849664 Comm: rtkit-daemon Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1293050.848330] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1293050.848332] RIP: 0010:finish_task_switch.isra.0+0x96/0x2d0
>[1293050.848338] Code: 45 34 00 00 00 00 0f 1f 44 00 00 49 8b 9c 24 20 0a 00 00 48 85 db 0f 85 aa 00 00 00 4c 89 e7 e8 10 f6 ff ff fb 0f 1f 44 00 00 <65> 48 8b 04 25 80 32 03 00 66 90 4d 85 f6 74 21 65 48 8b 04 25 80
>[1293050.848342] RSP: 0018:ffffb5d8067bb860 EFLAGS: 00010282
>[1293050.848345] RAX: ffff99a10526a740 RBX: 0000000000000000 RCX: 0000000000000002
>[1293050.848348] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff99a21ac33ac0
>[1293050.848350] RBP: ffffb5d8067bb888 R08: 0000000000000000 R09: 0000000000000000
>[1293050.848352] R10: 0000000000000001 R11: 0000000000000030 R12: ffff99a21ac33ac0
>[1293050.848354] R13: ffff99a10526a740 R14: 0000000000000000 R15: 0000000000000000
>[1293050.848356] FS:  00007f70003fe6c0(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1293050.848359] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1293050.848362] CR2: 00007f19c7576000 CR3: 000000002ef94000 CR4: 00000000000106f0
>[1293050.848366] Call Trace:
>[1293050.848368]  <IRQ>
>[1293050.848369]  ? rcu_check_gp_kthread_starvation+0x120/0x1a0
>[1293050.848374]  ? rcu_sched_clock_irq+0x4ed/0x1150
>[1293050.848378]  ? update_rt_rq_load_avg+0x23b/0x2b0
>[1293050.848383]  ? timekeeping_update+0xdd/0x130
>[1293050.848389]  ? timekeeping_advance+0x377/0x590
>[1293050.848393]  ? update_process_times+0x74/0xb0
>[1293050.848397]  ? tick_sched_handle+0x22/0x60
>[1293050.848402]  ? tick_sched_timer+0x67/0x80
>[1293050.848405]  ? __pfx_tick_sched_timer+0x10/0x10
>[1293050.848409]  ? __hrtimer_run_queues+0x112/0x2b0
>[1293050.848413]  ? hrtimer_interrupt+0xf8/0x230
>[1293050.848417]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1293050.848456]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1293050.848463]  </IRQ>
>[1293050.848465]  <TASK>
>[1293050.848467]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1293050.848473]  ? finish_task_switch.isra.0+0x96/0x2d0
>[1293050.848479]  __schedule+0x451/0x1480
>[1293050.848483]  ? psi_group_change+0x168/0x400
>[1293050.848487]  ? timerqueue_add+0x66/0xb0
>[1293050.848492]  schedule+0x5e/0xd0
>[1293050.848496]  schedule_hrtimeout_range_clock+0xbe/0x130
>[1293050.848500]  ? __pfx_hrtimer_wakeup+0x10/0x10
>[1293050.848504]  do_sys_poll+0x500/0x600
>[1293050.848514]  ? __pfx_pollwake+0x10/0x10
>[1293050.848519]  ? __pfx_pollwake+0x10/0x10
>[1293050.848527]  ? ktime_get_ts64+0x4a/0xe0
>[1293050.848531]  __x64_sys_poll+0xbb/0x150
>[1293050.848535]  do_syscall_64+0x5f/0x90
>[1293050.848541]  ? syscall_exit_to_user_mode+0x1b/0x40
>[1293050.848544]  ? do_syscall_64+0x6b/0x90
>[1293050.848548]  ? do_syscall_64+0x6b/0x90
>[1293050.848553]  ? __irq_exit_rcu+0x4b/0xf0
>[1293050.848558]  entry_SYSCALL_64_after_hwframe+0x72/0xdc
>[1293050.848562] RIP: 0033:0x7f700187d21f
>[1293052.104510] Code: 54 24 1c 48 89 74 24 10 48 89 7c 24 08 e8 b9 83 f8 ff 8b 54 24 1c 48 8b 74 24 10 41 89 c0 48 8b 7c 24 08 b8 07 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 89 44 24 08 e8 0d 84 f8 ff 8b 44
>[1293052.104562] RSP: 002b:00007f70003fdda0 EFLAGS: 00000293 ORIG_RAX: 0000000000000007
>[1293052.104569] RAX: ffffffffffffffda RBX: 431bde82d7b634db RCX: 00007f700187d21f
>[1293052.104572] RDX: 0000000000002710 RSI: 0000000000000002 RDI: 00007f70003fde00
>[1293052.104574] RBP: 000000002a77f5ca R08: 0000000000000000 R09: 0000000000000000
>[1293052.104577] R10: 0000000000004000 R11: 0000000000000293 R12: 00007f70003fddf0
>[1293052.104579] R13: 000000000013bd9c R14: 000000004d1cac28 R15: 000000004d1cac28
>[1293052.104590]  </TASK>
>[1293053.908632] CPU: 0 PID: 2849664 Comm: rtkit-daemon Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1293053.908978] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1293054.383729] RIP: 0010:finish_task_switch.isra.0+0x96/0x2d0
>[1293054.383785] Code: 45 34 00 00 00 00 0f 1f 44 00 00 49 8b 9c 24 20 0a 00 00 48 85 db 0f 85 aa 00 00 00 4c 89 e7 e8 10 f6 ff ff fb 0f 1f 44 00 00 <65> 48 8b 04 25 80 32 03 00 66 90 4d 85 f6 74 21 65 48 8b 04 25 80
>[1293054.383789] RSP: 0018:ffffb5d8067bb860 EFLAGS: 00010282
>[1293054.383793] RAX: ffff99a10526a740 RBX: 0000000000000000 RCX: 0000000000000002
>[1293054.383796] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff99a21ac33ac0
>[1293054.383798] RBP: ffffb5d8067bb888 R08: 0000000000000000 R09: 0000000000000000
>[1293054.383844] R10: 0000000000000001 R11: 0000000000000030 R12: ffff99a21ac33ac0
>[1293054.383846] R13: ffff99a10526a740 R14: 0000000000000000 R15: 0000000000000000
>[1293054.383849] FS:  00007f70003fe6c0(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1293054.383852] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1293054.383854] CR2: 00007f19c7576000 CR3: 000000002ef94000 CR4: 00000000000106f0
>[1293054.383857] Call Trace:
>[1293054.383861]  <IRQ>
>[1293054.383868]  ? rcu_dump_cpu_stacks+0xc4/0x100
>[1293054.383875]  ? rcu_sched_clock_irq+0x4f2/0x1150
>[1293054.383880]  ? update_rt_rq_load_avg+0x23b/0x2b0
>[1293054.383884]  ? timekeeping_update+0xdd/0x130
>[1293054.383892]  ? timekeeping_advance+0x377/0x590
>[1293054.383896]  ? update_process_times+0x74/0xb0
>[1293054.383900]  ? tick_sched_handle+0x22/0x60
>[1293054.383905]  ? tick_sched_timer+0x67/0x80
>[1293054.383908]  ? __pfx_tick_sched_timer+0x10/0x10
>[1293054.383911]  ? __hrtimer_run_queues+0x112/0x2b0
>[1293054.383915]  ? hrtimer_interrupt+0xf8/0x230
>[1293054.383919]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1293054.383924]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1293054.383930]  </IRQ>
>[1293054.383932]  <TASK>
>[1293054.383934]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1293054.383940]  ? finish_task_switch.isra.0+0x96/0x2d0
>[1293054.383945]  __schedule+0x451/0x1480
>[1293054.383950]  ? psi_group_change+0x168/0x400
>[1293054.383954]  ? timerqueue_add+0x66/0xb0
>[1293054.383958]  schedule+0x5e/0xd0
>[1293054.383962]  schedule_hrtimeout_range_clock+0xbe/0x130
>[1293054.383966]  ? __pfx_hrtimer_wakeup+0x10/0x10
>[1293054.383970]  do_sys_poll+0x500/0x600
>[1293054.383979]  ? __pfx_pollwake+0x10/0x10
>[1293054.383983]  ? __pfx_pollwake+0x10/0x10
>[1293054.383992]  ? ktime_get_ts64+0x4a/0xe0
>[1293054.383995]  __x64_sys_poll+0xbb/0x150
>[1293054.383998]  do_syscall_64+0x5f/0x90
>[1293054.384010]  ? syscall_exit_to_user_mode+0x1b/0x40
>[1293054.384013]  ? do_syscall_64+0x6b/0x90
>[1293054.384017]  ? do_syscall_64+0x6b/0x90
>[1293054.384021]  ? __irq_exit_rcu+0x4b/0xf0
>[1293054.384026]  entry_SYSCALL_64_after_hwframe+0x72/0xdc
>[1293054.384030] RIP: 0033:0x7f700187d21f
>[1293055.731478] Code: 54 24 1c 48 89 74 24 10 48 89 7c 24 08 e8 b9 83 f8 ff 8b 54 24 1c 48 8b 74 24 10 41 89 c0 48 8b 7c 24 08 b8 07 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 89 44 24 08 e8 0d 84 f8 ff 8b 44
>[1293055.731491] RSP: 002b:00007f70003fdda0 EFLAGS: 00000293 ORIG_RAX: 0000000000000007
>[1293055.731497] RAX: ffffffffffffffda RBX: 431bde82d7b634db RCX: 00007f700187d21f
>[1293055.731500] RDX: 0000000000002710 RSI: 0000000000000002 RDI: 00007f70003fde00
>[1293055.731502] RBP: 000000002a77f5ca R08: 0000000000000000 R09: 0000000000000000
>[1293055.731504] R10: 0000000000004000 R11: 0000000000000293 R12: 00007f70003fddf0
>[1293055.731507] R13: 000000000013bd9c R14: 000000004d1cac28 R15: 000000004d1cac28
>[1293055.731517]  </TASK>
>[1293093.286462] watchdog: BUG: soft lockup - CPU#0 stuck for 24s! [kworker/0:0H:1254698]
>[1293093.286475] Modules linked in: nf_log_syslog nft_log nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter ip_tables snd_seq_dummy snd_hrtimer tls rfkill qrtr lz4 lz4_compress snd_intel8x0 snd_ac97_codec ac97_bus snd_seq snd_seq_device snd_pcm snd_timer snd intel_rapl_msr intel_rapl_common soundcore pcspkr xfs joydev i2c_piix4 vboxguest auth_rpcgss sunrpc loop zram vmwgfx e1000 drm_ttm_helper crc32c_intel sha512_ssse3 serio_raw ttm video wmi ata_generic pata_acpi scsi_dh_rdac scsi_dh_emc scsi_dh_alua fuse dm_multipath
>[1293093.286564] CPU: 0 PID: 1254698 Comm: kworker/0:0H Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1293093.286570] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1293093.286576] Workqueue: kblockd blk_mq_run_work_fn
>[1293093.286586] RIP: 0010:_raw_spin_unlock_irqrestore+0x1d/0x40
>[1293093.286594] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 0f 1f 44 00 00 c6 07 00 0f 1f 00 f7 c6 00 02 00 00 74 06 fb 0f 1f 44 00 00 <65> ff 0d d4 17 08 7c 74 05 e9 85 1a 00 00 0f 1f 44 00 00 e9 7b 1a
>[1293093.286598] RSP: 0018:ffffb5d8057dfc40 EFLAGS: 00010206
>[1293093.286603] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff99a1c0aec828
>[1293093.286606] RDX: ffff99a1c0af6040 RSI: 0000000000000293 RDI: ffff99a1c7069d80
>[1293093.286608] RBP: 0000000000000293 R08: 0000000000000001 R09: 0000000000001000
>[1293093.286610] R10: 00000000ace0afff R11: 0000000000000000 R12: ffff99a1c0af4000
>[1293093.286613] R13: ffff99a1c3d11000 R14: ffff99a1c0c97000 R15: 0000000000000000
>[1293093.286616] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1293093.286619] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1293093.286621] CR2: 00007f19c7576000 CR3: 000000002ef94000 CR4: 00000000000106f0
>[1293093.286626] Call Trace:
>[1293093.286630]  <IRQ>
>[1293093.286637]  ? watchdog_timer_fn+0x1a8/0x210
>[1293093.286644]  ? __pfx_watchdog_timer_fn+0x10/0x10
>[1293093.286649]  ? __hrtimer_run_queues+0x112/0x2b0
>[1293093.286654]  ? hrtimer_interrupt+0xf8/0x230
>[1293093.286659]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1293093.286663]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1293093.286669]  </IRQ>
>[1293093.286670]  <TASK>
>[1293093.286672]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1293093.286680]  ? _raw_spin_unlock_irqrestore+0x1d/0x40
>[1293093.286685]  ata_scsi_queuecmd+0x53/0x80
>[1293093.286691]  scsi_queue_rq+0x389/0xc80
>[1293093.286697]  blk_mq_dispatch_rq_list+0x2f6/0x880
>[1293093.286702]  ? bfq_dispatch_request+0xf0/0x1230
>[1293093.286708]  blk_mq_do_dispatch_sched+0x324/0x3c0
>[1293093.286714]  __blk_mq_sched_dispatch_requests+0xec/0x130
>[1293093.286719]  blk_mq_sched_dispatch_requests+0x34/0x60
>[1293093.286723]  __blk_mq_run_hw_queue+0x70/0x90
>[1293093.286727]  process_one_work+0x1c8/0x3c0
>[1293093.286733]  worker_thread+0x51/0x390
>[1293093.286737]  ? __pfx_worker_thread+0x10/0x10
>[1293093.286741]  kthread+0xde/0x110
>[1293093.286745]  ? __pfx_kthread+0x10/0x10
>[1293093.286749]  ret_from_fork+0x2c/0x50
>[1293093.286757]  </TASK>
>[1293172.036740] watchdog: BUG: soft lockup - CPU#0 stuck for 23s! [journal-offline:1299915]
>[1293172.036754] Modules linked in: nf_log_syslog nft_log nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter ip_tables snd_seq_dummy snd_hrtimer tls rfkill qrtr lz4 lz4_compress snd_intel8x0 snd_ac97_codec ac97_bus snd_seq snd_seq_device snd_pcm snd_timer snd intel_rapl_msr intel_rapl_common soundcore pcspkr xfs joydev i2c_piix4 vboxguest auth_rpcgss sunrpc loop zram vmwgfx e1000 drm_ttm_helper crc32c_intel sha512_ssse3 serio_raw ttm video wmi ata_generic pata_acpi scsi_dh_rdac scsi_dh_emc scsi_dh_alua fuse dm_multipath
>[1293172.036837] CPU: 0 PID: 1299915 Comm: journal-offline Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1293172.036841] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1293172.036844] RIP: 0010:_raw_spin_unlock_irqrestore+0x1d/0x40
>[1293172.036855] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 0f 1f 44 00 00 c6 07 00 0f 1f 00 f7 c6 00 02 00 00 74 06 fb 0f 1f 44 00 00 <65> ff 0d d4 17 08 7c 74 05 e9 85 1a 00 00 0f 1f 44 00 00 e9 7b 1a
>[1293172.036858] RSP: 0018:ffffb5d8062834a8 EFLAGS: 00010206
>[1293172.036862] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff99a1c0aec828
>[1293172.036864] RDX: ffff99a1c0af6040 RSI: 0000000000000293 RDI: ffff99a1c7069d80
>[1293172.036866] RBP: 0000000000000293 R08: 0000000000000001 R09: 0000000000001000
>[1293172.036868] R10: 00000000528ecfff R11: 0000000000000000 R12: ffff99a1c0af4000
>[1293172.036872] R13: ffff99a1c3d11000 R14: ffff99a1c0c97000 R15: 0000000000000000
>[1293172.036875] FS:  00007f1eb8ea56c0(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1293172.036877] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1293172.036880] CR2: 00007f1eb673f2a8 CR3: 000000010736e000 CR4: 00000000000106f0
>[1293172.036884] Call Trace:
>[1293172.036888]  <IRQ>
>[1293172.036895]  ? watchdog_timer_fn+0x1a8/0x210
>[1293172.036903]  ? __pfx_watchdog_timer_fn+0x10/0x10
>[1293172.036908]  ? __hrtimer_run_queues+0x112/0x2b0
>[1293172.036913]  ? hrtimer_interrupt+0xf8/0x230
>[1293172.036918]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1293172.036923]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1293172.036928]  </IRQ>
>[1293172.036929]  <TASK>
>[1293172.036931]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1293172.036940]  ? _raw_spin_unlock_irqrestore+0x1d/0x40
>[1293172.036945]  ata_scsi_queuecmd+0x53/0x80
>[1293172.036951]  scsi_queue_rq+0x389/0xc80
>[1293172.036957]  blk_mq_dispatch_rq_list+0x2f6/0x880
>[1293172.036964]  ? bfq_dispatch_request+0xf0/0x1230
>[1293172.036969]  blk_mq_do_dispatch_sched+0x324/0x3c0
>[1293172.036974]  ? read_block_for_search+0x1f7/0x340
>[1293172.036979]  __blk_mq_sched_dispatch_requests+0xec/0x130
>[1293172.036983]  blk_mq_sched_dispatch_requests+0x34/0x60
>[1293172.036986]  __blk_mq_run_hw_queue+0x70/0x90
>[1293172.036990]  blk_mq_sched_insert_requests+0x73/0x170
>[1293172.036995]  blk_mq_flush_plug_list+0x137/0x300
>[1293172.037000]  blk_add_rq_to_plug+0xa4/0x150
>[1293172.037003]  blk_mq_submit_bio+0x370/0x5e0
>[1293172.037058]  __submit_bio+0xf5/0x180
>[1293172.037063]  submit_bio_noacct_nocheck+0x332/0x370
>[1293172.037069]  __btrfs_submit_bio+0x89/0x140
>[1293172.037076]  btrfs_submit_chunk+0x150/0x4c0
>[1293172.037081]  btrfs_submit_bio+0x1a/0x30
>[1293172.037086]  submit_one_bio+0x61/0x1b0
>[1293172.037091]  submit_extent_page+0x13b/0x340
>[1293172.037095]  ? rmap_walk_file+0x1c1/0x1d0
>[1293172.037100]  ? __pfx_invalid_mkclean_vma+0x10/0x10
>[1293172.037107]  __extent_writepage_io.constprop.0+0x243/0x540
>[1293172.037113]  __extent_writepage+0x124/0x440
>[1293172.037117]  extent_write_cache_pages+0x163/0x3f0
>[1293172.037123]  extent_writepages+0x5e/0x120
>[1293172.037128]  ? __pfx_end_bio_extent_writepage+0x10/0x10
>[1293172.037133]  do_writepages+0xd2/0x1e0
>[1293172.037141]  filemap_fdatawrite_wbc+0x63/0x90
>[1293172.037147]  __filemap_fdatawrite_range+0x5c/0x80
>[1293172.037153]  start_ordered_ops.constprop.0+0x73/0xd0
>[1293172.037160]  btrfs_sync_file+0xc0/0x560
>[1293172.037164]  ? __seccomp_filter+0x32a/0x4f0
>[1293172.037170]  __x64_sys_fsync+0x3b/0x70
>[1293172.037176]  do_syscall_64+0x5f/0x90
>[1293172.037182]  ? exit_to_user_mode_prepare+0x142/0x1f0
>[1293172.037188]  entry_SYSCALL_64_after_hwframe+0x72/0xdc
>[1293172.037192] RIP: 0033:0x7f1eb9924c6a
>[1293172.108572] Code: 00 00 0f 05 48 3d 00 f0 ff ff 77 44 c3 0f 1f 00 48 83 ec 18 89 7c 24 0c e8 63 59 f8 ff 8b 7c 24 0c 89 c2 b8 4a 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 36 89 d7 89 44 24 0c e8 c3 59 f8 ff 8b 44 24
>[1293172.108578] RSP: 002b:00007f1eb8ea4a40 EFLAGS: 00000293 ORIG_RAX: 000000000000004a
>[1293172.108582] RAX: ffffffffffffffda RBX: 000055de71181cc0 RCX: 00007f1eb9924c6a
>[1293172.108584] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000046
>[1293172.108587] RBP: 000055de711e7a20 R08: 0000000000000000 R09: 00007f1eb8ea56c0
>[1293172.108589] R10: 0000000000000105 R11: 0000000000000293 R12: 000055de7047b940
>[1293172.108591] R13: 0000000000000002 R14: 00007ffe8e053c30 R15: 00007f1eb86a5000
>[1293172.108598]  </TASK>
>[1293247.988455] rcu: INFO: rcu_preempt self-detected stall on CPU
>[1293247.988472] rcu: 	0-...!: (231 ticks this GP) idle=0f2c/1/0x4000000000000000 softirq=113277445/113277445 fqs=0
>[1293247.988480] rcu: 	(t=63747 jiffies g=128827737 q=1948 ncpus=1)
>[1293247.988485] rcu: rcu_preempt kthread timer wakeup didn't happen for 63744 jiffies! g128827737 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
>[1293247.988490] rcu: 	Possible timer handling issue on cpu=0 timer-softirq=892940859
>[1293247.988492] rcu: rcu_preempt kthread starved for 63747 jiffies! g128827737 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0
>[1293247.988496] rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
>[1293247.988498] rcu: RCU grace-period kthread stack dump:
>[1293247.988500] task:rcu_preempt     state:I stack:0     pid:16    ppid:2      flags:0x00004000
>[1293247.988508] Call Trace:
>[1293247.988512]  <TASK>
>[1293247.988522]  __schedule+0x449/0x1480
>[1293247.988538]  ? lock_timer_base+0x61/0x80
>[1293247.988548]  schedule+0x5e/0xd0
>[1293247.988552]  schedule_timeout+0x98/0x160
>[1293247.988559]  ? __pfx_process_timeout+0x10/0x10
>[1293247.988563]  rcu_gp_fqs_loop+0x141/0x520
>[1293247.988572]  ? __note_gp_changes+0x153/0x1a0
>[1293247.988576]  ? __pfx_rcu_gp_kthread+0x10/0x10
>[1293247.988579]  rcu_gp_kthread+0xea/0x1e0
>[1293247.988584]  kthread+0xde/0x110
>[1293247.988592]  ? __pfx_kthread+0x10/0x10
>[1293247.988596]  ret_from_fork+0x2c/0x50
>[1293247.988605]  </TASK>
>[1293247.988607] rcu: Stack dump where RCU GP kthread last ran:
>[1293247.988611] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1293247.988616] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1293247.988618] RIP: 0010:vbg_req_perform+0x2c/0x40 [vboxguest]
>[1293247.988636] Code: 1f 00 0f 1f 44 00 00 b8 00 00 00 80 48 01 f0 72 21 48 c7 c2 00 00 00 80 48 2b 15 e7 3e 4f c4 48 01 d0 0f b7 57 08 ef 0f ae f0 <8b> 46 0c e9 fc 3f b0 c3 48 8b 15 c5 ca b7 c4 eb e4 0f 1f 00 90 90
>[1293247.988639] RSP: 0018:ffffb5d800083db0 EFLAGS: 00010207
>[1293247.988644] RAX: 0000000001114000 RBX: ffff99a1c3d66298 RCX: ffff99a21ac21e80
>[1293247.988647] RDX: 000000000000d040 RSI: ffff99a0c1114000 RDI: ffff99a1c3d66028
>[1293247.988650] RBP: ffff99a1c3d66298 R08: 000000000000002d R09: ffff99a21ac21ea8
>[1293247.988651] R10: 0000000000000005 R11: 0000000000000110 R12: ffffffffc04abd60
>[1293247.988654] R13: ffff99a1c3d66298 R14: ffffb5d800083e10 R15: ffff99a21ac21e80
>[1293247.988657] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1293247.988660] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1293247.988663] CR2: 00007f1eb673f2a8 CR3: 000000002ef94000 CR4: 00000000000106f0
>[1293247.988668] Call Trace:
>[1293247.988671]  <IRQ>
>[1293247.988673]  ? rcu_check_gp_kthread_starvation+0x120/0x1a0
>[1293247.988680]  ? rcu_sched_clock_irq+0x4ed/0x1150
>[1293247.988684]  ? sched_slice+0x87/0x140
>[1293247.988690]  ? timekeeping_update+0xdd/0x130
>[1293247.988695]  ? timekeeping_advance+0x377/0x590
>[1293247.988701]  ? update_process_times+0x74/0xb0
>[1293247.988706]  ? tick_sched_handle+0x22/0x60
>[1293247.988713]  ? tick_sched_timer+0x67/0x80
>[1293247.988717]  ? __pfx_tick_sched_timer+0x10/0x10
>[1293247.988722]  ? __hrtimer_run_queues+0x112/0x2b0
>[1293247.988727]  ? hrtimer_interrupt+0xf8/0x230
>[1293247.988732]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1293247.988738]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1293247.988745]  </IRQ>
>[1293247.988747]  <TASK>
>[1293247.988749]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1293247.988756]  ? __pfx_vbg_heartbeat_timer+0x10/0x10 [vboxguest]
>[1293247.988769]  ? vbg_req_perform+0x2c/0x40 [vboxguest]
>[1293247.988779]  vbg_heartbeat_timer+0x1d/0x40 [vboxguest]
>[1293247.988787]  call_timer_fn+0x27/0x130
>[1293247.988791]  ? __pfx_vbg_heartbeat_timer+0x10/0x10 [vboxguest]
>[1293247.988799]  __run_timers+0x222/0x2c0
>[1293247.988805]  run_timer_softirq+0x1d/0x40
>[1293247.988809]  __do_softirq+0xd4/0x2c8
>[1293247.988815]  ? __pfx_smpboot_thread_fn+0x10/0x10
>[1293247.988820]  run_ksoftirqd+0x2c/0x40
>[1293247.988827]  smpboot_thread_fn+0xdc/0x1d0
>[1293247.988831]  kthread+0xde/0x110
>[1293247.988835]  ? __pfx_kthread+0x10/0x10
>[1293247.988840]  ret_from_fork+0x2c/0x50
>[1293247.988847]  </TASK>
>[1293249.746666] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1293249.746681] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1293249.746685] RIP: 0010:vbg_req_perform+0x2c/0x40 [vboxguest]
>[1293249.746700] Code: 1f 00 0f 1f 44 00 00 b8 00 00 00 80 48 01 f0 72 21 48 c7 c2 00 00 00 80 48 2b 15 e7 3e 4f c4 48 01 d0 0f b7 57 08 ef 0f ae f0 <8b> 46 0c e9 fc 3f b0 c3 48 8b 15 c5 ca b7 c4 eb e4 0f 1f 00 90 90
>[1293249.746704] RSP: 0018:ffffb5d800083db0 EFLAGS: 00010207
>[1293249.746708] RAX: 0000000001114000 RBX: ffff99a1c3d66298 RCX: ffff99a21ac21e80
>[1293249.746711] RDX: 000000000000d040 RSI: ffff99a0c1114000 RDI: ffff99a1c3d66028
>[1293249.746713] RBP: ffff99a1c3d66298 R08: 000000000000002d R09: ffff99a21ac21ea8
>[1293249.746716] R10: 0000000000000005 R11: 0000000000000110 R12: ffffffffc04abd60
>[1293249.746718] R13: ffff99a1c3d66298 R14: ffffb5d800083e10 R15: ffff99a21ac21e80
>[1293249.746721] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1293249.746724] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1293249.746726] CR2: 00007f1eb673f2a8 CR3: 000000002ef94000 CR4: 00000000000106f0
>[1293249.746731] Call Trace:
>[1293249.746735]  <IRQ>
>[1293249.746742]  ? rcu_dump_cpu_stacks+0xc4/0x100
>[1293249.746751]  ? rcu_sched_clock_irq+0x4f2/0x1150
>[1293249.746755]  ? sched_slice+0x87/0x140
>[1293249.746780]  ? timekeeping_update+0xdd/0x130
>[1293249.746786]  ? timekeeping_advance+0x377/0x590
>[1293249.746790]  ? update_process_times+0x74/0xb0
>[1293249.746794]  ? tick_sched_handle+0x22/0x60
>[1293249.746799]  ? tick_sched_timer+0x67/0x80
>[1293249.746802]  ? __pfx_tick_sched_timer+0x10/0x10
>[1293249.746805]  ? __hrtimer_run_queues+0x112/0x2b0
>[1293249.746809]  ? hrtimer_interrupt+0xf8/0x230
>[1293249.746813]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1293249.746818]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1293249.746824]  </IRQ>
>[1293249.746826]  <TASK>
>[1293249.746827]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1293249.746833]  ? __pfx_vbg_heartbeat_timer+0x10/0x10 [vboxguest]
>[1293249.746843]  ? vbg_req_perform+0x2c/0x40 [vboxguest]
>[1293249.746850]  vbg_heartbeat_timer+0x1d/0x40 [vboxguest]
>[1293249.746857]  call_timer_fn+0x27/0x130
>[1293249.746861]  ? __pfx_vbg_heartbeat_timer+0x10/0x10 [vboxguest]
>[1293249.746868]  __run_timers+0x222/0x2c0
>[1293249.746872]  run_timer_softirq+0x1d/0x40
>[1293249.746875]  __do_softirq+0xd4/0x2c8
>[1293249.746881]  ? __pfx_smpboot_thread_fn+0x10/0x10
>[1293249.746885]  run_ksoftirqd+0x2c/0x40
>[1293249.746892]  smpboot_thread_fn+0xdc/0x1d0
>[1293249.746895]  kthread+0xde/0x110
>[1293249.746900]  ? __pfx_kthread+0x10/0x10
>[1293249.746904]  ret_from_fork+0x2c/0x50
>[1293249.746911]  </TASK>
>[1293332.658999] rcu: INFO: rcu_preempt self-detected stall on CPU
>[1293332.659014] rcu: 	0-...!: (527 ticks this GP) idle=0f2c/1/0x4000000000000000 softirq=113277446/113277446 fqs=0
>[1293332.659021] rcu: 	(t=60026 jiffies g=128827741 q=3425 ncpus=1)
>[1293332.659024] rcu: rcu_preempt kthread timer wakeup didn't happen for 60023 jiffies! g128827741 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
>[1293332.659028] rcu: 	Possible timer handling issue on cpu=0 timer-softirq=892940859
>[1293332.659031] rcu: rcu_preempt kthread starved for 60026 jiffies! g128827741 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0
>[1293332.659034] rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
>[1293332.659035] rcu: RCU grace-period kthread stack dump:
>[1293332.659037] task:rcu_preempt     state:I stack:0     pid:16    ppid:2      flags:0x00004000
>[1293332.659043] Call Trace:
>[1293332.659045]  <TASK>
>[1293332.659052]  __schedule+0x449/0x1480
>[1293332.659065]  ? lock_timer_base+0x61/0x80
>[1293332.659073]  schedule+0x5e/0xd0
>[1293332.659077]  schedule_timeout+0x98/0x160
>[1293332.659081]  ? __pfx_process_timeout+0x10/0x10
>[1293332.659085]  rcu_gp_fqs_loop+0x141/0x520
>[1293332.659109]  ? __note_gp_changes+0x153/0x1a0
>[1293332.659114]  ? __pfx_rcu_gp_kthread+0x10/0x10
>[1293332.659116]  rcu_gp_kthread+0xea/0x1e0
>[1293332.659120]  kthread+0xde/0x110
>[1293332.659125]  ? __pfx_kthread+0x10/0x10
>[1293332.659129]  ret_from_fork+0x2c/0x50
>[1293332.659137]  </TASK>
>[1293332.659138] rcu: Stack dump where RCU GP kthread last ran:
>[1293332.659142] CPU: 0 PID: 1299933 Comm: Indexed~ #14075 Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1293332.659147] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1293332.659149] RIP: 0010:clear_page_rep+0xb/0x20
>[1293332.659154] Code: 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa b9 00 02 00 00 31 c0 <f3> 48 ab e9 4d 41 02 00 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 90
>[1293332.659157] RSP: 0000:ffffb5d8062f3bd8 EFLAGS: 00010246
>[1293332.659161] RAX: 0000000000000000 RBX: ffffe06280c93780 RCX: 0000000000000200
>[1293332.659164] RDX: ffffe06280c93780 RSI: ffffe06280c937c0 RDI: ffff99a0f24de000
>[1293332.659166] RBP: 0000000000000040 R08: 0000000000001000 R09: 00000000000ff000
>[1293332.659168] R10: 0000000000000000 R11: 0000000000000981 R12: 0000000000000000
>[1293332.659170] R13: 0000000000140dca R14: 0000000000000000 R15: 0000000000000001
>[1293332.659173] FS:  00007f43b2af96c0(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1293332.659176] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1293332.659178] CR2: 00007f43b2aedf78 CR3: 00000000484d6000 CR4: 00000000000106f0
>[1293332.659183] Call Trace:
>[1293332.659185]  <IRQ>
>[1293332.659187]  ? rcu_check_gp_kthread_starvation+0x120/0x1a0
>[1293332.659192]  ? rcu_sched_clock_irq+0x4ed/0x1150
>[1293332.659196]  ? sched_slice+0x87/0x140
>[1293332.659200]  ? timekeeping_update+0xdd/0x130
>[1293332.659204]  ? timekeeping_advance+0x377/0x590
>[1293332.659209]  ? update_process_times+0x74/0xb0
>[1293332.659212]  ? tick_sched_handle+0x22/0x60
>[1293332.659216]  ? tick_sched_timer+0x67/0x80
>[1293332.659219]  ? __pfx_tick_sched_timer+0x10/0x10
>[1293332.659222]  ? __hrtimer_run_queues+0x112/0x2b0
>[1293332.659226]  ? hrtimer_interrupt+0xf8/0x230
>[1293332.659231]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1293332.659237]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1293332.659241]  </IRQ>
>[1293332.659243]  <TASK>
>[1293332.659244]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1293332.659251]  ? clear_page_rep+0xb/0x20
>[1293332.659254]  post_alloc_hook+0x102/0x160
>[1293332.659320]  get_page_from_freelist+0x775/0x1960
>[1293332.659325]  ? update_load_avg+0x7e/0x780
>[1293332.659330]  __alloc_pages+0xf8/0x250
>[1293332.659334]  __folio_alloc+0x1b/0x50
>[1293332.659338]  ? policy_node+0x51/0x70
>[1293332.659342]  vma_alloc_folio+0xa0/0x390
>[1293332.659348]  __handle_mm_fault+0x9d4/0xf90
>[1293332.659352]  ? __rseq_handle_notify_resume+0xa5/0x4e0
>[1293332.659359]  handle_mm_fault+0x11e/0x310
>[1293332.659362]  do_user_addr_fault+0x195/0x600
>[1293332.659369]  exc_page_fault+0x74/0x170
>[1293332.659373]  asm_exc_page_fault+0x26/0x30
>[1293332.659378] RIP: 0033:0x7f43f55918dd
>[1293332.659510] Code: 01 00 00 4c 8b 7f 10 64 48 8b 04 25 28 00 00 00 48 89 84 24 48 01 00 00 31 c0 48 8d 05 cc 48 00 00 66 48 0f 6e c0 66 0f 6c c1 <c7> 84 24 a8 00 00 00 00 00 00 00 c7 84 24 ac 00 00 00 00 00 00 00
>[1293332.659514] RSP: 002b:00007f43b2aeded0 EFLAGS: 00010246
>[1293332.659517] RAX: 00007f43f55961a0 RBX: 00007f43b2aef1a0 RCX: 0000000000000000
>[1293332.659519] RDX: 00007f43f55c5690 RSI: 00007f435b2f48d0 RDI: 00007f43b2aef1a0
>[1293332.659521] RBP: 00007f435b2f48d0 R08: 0000000000000000 R09: 0000000000000001
>[1293332.659523] R10: 00007f435b2f4050 R11: 0000000000000000 R12: 0000000000000001
>[1293332.659525] R13: 00007f43b2aef1a0 R14: 00007f435b2ee910 R15: 00007f435b2ee910
>[1293332.659529]  </TASK>
>[1293332.659629] CPU: 0 PID: 1299933 Comm: Indexed~ #14075 Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1293332.659635] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1293332.659637] RIP: 0010:clear_page_rep+0xb/0x20
>[1293332.659642] Code: 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa b9 00 02 00 00 31 c0 <f3> 48 ab e9 4d 41 02 00 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 90
>[1293332.659645] RSP: 0000:ffffb5d8062f3bd8 EFLAGS: 00010246
>[1293332.659648] RAX: 0000000000000000 RBX: ffffe06280c93780 RCX: 0000000000000200
>[1293332.659651] RDX: ffffe06280c93780 RSI: ffffe06280c937c0 RDI: ffff99a0f24de000
>[1293332.659654] RBP: 0000000000000040 R08: 0000000000001000 R09: 00000000000ff000
>[1293332.659656] R10: 0000000000000000 R11: 0000000000000981 R12: 0000000000000000
>[1293332.659657] R13: 0000000000140dca R14: 0000000000000000 R15: 0000000000000001
>[1293332.659660] FS:  00007f43b2af96c0(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1293332.659662] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1293332.659664] CR2: 00007f43b2aedf78 CR3: 00000000484d6000 CR4: 00000000000106f0
>[1293332.659668] Call Trace:
>[1293332.659670]  <IRQ>
>[1293332.659673]  ? rcu_dump_cpu_stacks+0xc4/0x100
>[1293332.659677]  ? rcu_sched_clock_irq+0x4f2/0x1150
>[1293332.659680]  ? sched_slice+0x87/0x140
>[1293332.659684]  ? timekeeping_update+0xdd/0x130
>[1293332.659689]  ? timekeeping_advance+0x377/0x590
>[1293332.659693]  ? update_process_times+0x74/0xb0
>[1293332.659697]  ? tick_sched_handle+0x22/0x60
>[1293332.659700]  ? tick_sched_timer+0x67/0x80
>[1293332.659704]  ? __pfx_tick_sched_timer+0x10/0x10
>[1293332.659707]  ? __hrtimer_run_queues+0x112/0x2b0
>[1293332.659711]  ? hrtimer_interrupt+0xf8/0x230
>[1293332.659715]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1293332.659718]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1293332.659722]  </IRQ>
>[1293332.659723]  <TASK>
>[1293332.659725]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1293332.659730]  ? clear_page_rep+0xb/0x20
>[1293332.659733]  post_alloc_hook+0x102/0x160
>[1293332.659737]  get_page_from_freelist+0x775/0x1960
>[1293332.659743]  ? update_load_avg+0x7e/0x780
>[1293332.659747]  __alloc_pages+0xf8/0x250
>[1293332.659752]  __folio_alloc+0x1b/0x50
>[1293332.659756]  ? policy_node+0x51/0x70
>[1293332.659760]  vma_alloc_folio+0xa0/0x390
>[1293332.659765]  __handle_mm_fault+0x9d4/0xf90
>[1293332.659768]  ? __rseq_handle_notify_resume+0xa5/0x4e0
>[1293332.659774]  handle_mm_fault+0x11e/0x310
>[1293332.659778]  do_user_addr_fault+0x195/0x600
>[1293332.659783]  exc_page_fault+0x74/0x170
>[1293332.659788]  asm_exc_page_fault+0x26/0x30
>[1293332.659791] RIP: 0033:0x7f43f55918dd
>[1293332.659797] Code: 01 00 00 4c 8b 7f 10 64 48 8b 04 25 28 00 00 00 48 89 84 24 48 01 00 00 31 c0 48 8d 05 cc 48 00 00 66 48 0f 6e c0 66 0f 6c c1 <c7> 84 24 a8 00 00 00 00 00 00 00 c7 84 24 ac 00 00 00 00 00 00 00
>[1293332.659801] RSP: 002b:00007f43b2aeded0 EFLAGS: 00010246
>[1293332.659804] RAX: 00007f43f55961a0 RBX: 00007f43b2aef1a0 RCX: 0000000000000000
>[1293332.659806] RDX: 00007f43f55c5690 RSI: 00007f435b2f48d0 RDI: 00007f43b2aef1a0
>[1293332.659808] RBP: 00007f435b2f48d0 R08: 0000000000000000 R09: 0000000000000001
>[1293332.659810] R10: 00007f435b2f4050 R11: 0000000000000000 R12: 0000000000000001
>[1293332.659811] R13: 00007f43b2aef1a0 R14: 00007f435b2ee910 R15: 00007f435b2ee910
>[1293332.659815]  </TASK>
>[1293473.179851] rcu: INFO: rcu_preempt self-detected stall on CPU
>[1293473.179863] rcu: 	0-...!: (324 ticks this GP) idle=0f2c/1/0x4000000000000000 softirq=113277447/113277447 fqs=0
>[1293473.179870] rcu: 	(t=60346 jiffies g=128827745 q=3618 ncpus=1)
>[1293473.179874] rcu: rcu_preempt kthread timer wakeup didn't happen for 60343 jiffies! g128827745 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
>[1293473.179878] rcu: 	Possible timer handling issue on cpu=0 timer-softirq=892940861
>[1293473.179881] rcu: rcu_preempt kthread starved for 60346 jiffies! g128827745 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0
>[1293473.179884] rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
>[1293473.179886] rcu: RCU grace-period kthread stack dump:
>[1293473.179888] task:rcu_preempt     state:I stack:0     pid:16    ppid:2      flags:0x00004000
>[1293473.179895] Call Trace:
>[1293473.179898]  <TASK>
>[1293473.179905]  __schedule+0x449/0x1480
>[1293473.179935]  ? lock_timer_base+0x61/0x80
>[1293473.179944]  schedule+0x5e/0xd0
>[1293473.179948]  schedule_timeout+0x98/0x160
>[1293473.179952]  ? __pfx_process_timeout+0x10/0x10
>[1293473.179956]  rcu_gp_fqs_loop+0x141/0x520
>[1293473.179962]  ? __note_gp_changes+0x153/0x1a0
>[1293473.179965]  ? __pfx_rcu_gp_kthread+0x10/0x10
>[1293473.179968]  rcu_gp_kthread+0xea/0x1e0
>[1293473.179971]  kthread+0xde/0x110
>[1293473.179976]  ? __pfx_kthread+0x10/0x10
>[1293473.179980]  ret_from_fork+0x2c/0x50
>[1293473.179987]  </TASK>
>[1293473.179989] rcu: Stack dump where RCU GP kthread last ran:
>[1293473.179992] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1293473.179996] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1293473.179998] RIP: 0010:vbg_req_perform+0x2c/0x40 [vboxguest]
>[1293473.180010] Code: 1f 00 0f 1f 44 00 00 b8 00 00 00 80 48 01 f0 72 21 48 c7 c2 00 00 00 80 48 2b 15 e7 3e 4f c4 48 01 d0 0f b7 57 08 ef 0f ae f0 <8b> 46 0c e9 fc 3f b0 c3 48 8b 15 c5 ca b7 c4 eb e4 0f 1f 00 90 90
>[1293473.180013] RSP: 0018:ffffb5d800083db0 EFLAGS: 00010207
>[1293473.180017] RAX: 0000000001114000 RBX: ffff99a1c3d66298 RCX: 0000000000000100
>[1293473.180019] RDX: 000000000000d040 RSI: ffff99a0c1114000 RDI: ffff99a1c3d66028
>[1293473.180022] RBP: ffff99a1c3d66298 R08: ffffffff8499d260 R09: ffff99a21ac21ea8
>[1293473.180024] R10: 0000000000000003 R11: 0000000000000110 R12: ffffffffc04abd60
>[1293473.180026] R13: ffff99a1c3d66298 R14: ffffb5d800083e10 R15: ffff99a21ac21e80
>[1293473.180028] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1293473.180031] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1293473.180033] CR2: 00007f435aef9000 CR3: 00000000455c2000 CR4: 00000000000106f0
>[1293473.180037] Call Trace:
>[1293473.180039]  <IRQ>
>[1293473.180041]  ? rcu_check_gp_kthread_starvation+0x120/0x1a0
>[1293473.180046]  ? rcu_sched_clock_irq+0x4ed/0x1150
>[1293473.180049]  ? sched_slice+0x87/0x140
>[1293473.180054]  ? timekeeping_update+0xdd/0x130
>[1293473.180059]  ? timekeeping_advance+0x377/0x590
>[1293473.180063]  ? update_process_times+0x74/0xb0
>[1293473.180066]  ? tick_sched_handle+0x22/0x60
>[1293473.180071]  ? tick_sched_timer+0x67/0x80
>[1293473.180074]  ? __pfx_tick_sched_timer+0x10/0x10
>[1293473.180078]  ? __hrtimer_run_queues+0x112/0x2b0
>[1293473.180082]  ? hrtimer_interrupt+0xf8/0x230
>[1293473.180086]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1293473.180091]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1293473.180096]  </IRQ>
>[1293473.180097]  <TASK>
>[1293473.180099]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1293473.180105]  ? __pfx_vbg_heartbeat_timer+0x10/0x10 [vboxguest]
>[1293473.180115]  ? vbg_req_perform+0x2c/0x40 [vboxguest]
>[1293473.180122]  vbg_heartbeat_timer+0x1d/0x40 [vboxguest]
>[1293473.180129]  call_timer_fn+0x27/0x130
>[1293473.180132]  ? __pfx_vbg_heartbeat_timer+0x10/0x10 [vboxguest]
>[1293473.180139]  __run_timers+0x222/0x2c0
>[1293473.180144]  run_timer_softirq+0x1d/0x40
>[1293473.180146]  __do_softirq+0xd4/0x2c8
>[1293473.180152]  ? __pfx_smpboot_thread_fn+0x10/0x10
>[1293473.180155]  run_ksoftirqd+0x2c/0x40
>[1293473.180161]  smpboot_thread_fn+0xdc/0x1d0
>[1293473.180164]  kthread+0xde/0x110
>[1293473.180167]  ? __pfx_kthread+0x10/0x10
>[1293473.180171]  ret_from_fork+0x2c/0x50
>[1293473.180176]  </TASK>
>[1293473.180188] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1293473.180191] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1293473.180193] RIP: 0010:vbg_req_perform+0x2c/0x40 [vboxguest]
>[1293473.180200] Code: 1f 00 0f 1f 44 00 00 b8 00 00 00 80 48 01 f0 72 21 48 c7 c2 00 00 00 80 48 2b 15 e7 3e 4f c4 48 01 d0 0f b7 57 08 ef 0f ae f0 <8b> 46 0c e9 fc 3f b0 c3 48 8b 15 c5 ca b7 c4 eb e4 0f 1f 00 90 90
>[1293473.180204] RSP: 0018:ffffb5d800083db0 EFLAGS: 00010207
>[1293473.180206] RAX: 0000000001114000 RBX: ffff99a1c3d66298 RCX: 0000000000000100
>[1293473.180208] RDX: 000000000000d040 RSI: ffff99a0c1114000 RDI: ffff99a1c3d66028
>[1293473.180210] RBP: ffff99a1c3d66298 R08: ffffffff8499d260 R09: ffff99a21ac21ea8
>[1293473.180212] R10: 0000000000000003 R11: 0000000000000110 R12: ffffffffc04abd60
>[1293473.180214] R13: ffff99a1c3d66298 R14: ffffb5d800083e10 R15: ffff99a21ac21e80
>[1293473.180216] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1293473.180219] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1293473.180221] CR2: 00007f435aef9000 CR3: 00000000455c2000 CR4: 00000000000106f0
>[1293473.180223] Call Trace:
>[1293473.180225]  <IRQ>
>[1293473.180226]  ? rcu_dump_cpu_stacks+0xc4/0x100
>[1293473.180230]  ? rcu_sched_clock_irq+0x4f2/0x1150
>[1293473.180234]  ? sched_slice+0x87/0x140
>[1293473.180237]  ? timekeeping_update+0xdd/0x130
>[1293473.180241]  ? timekeeping_advance+0x377/0x590
>[1293473.180245]  ? update_process_times+0x74/0xb0
>[1293473.180249]  ? tick_sched_handle+0x22/0x60
>[1293473.180252]  ? tick_sched_timer+0x67/0x80
>[1293473.180255]  ? __pfx_tick_sched_timer+0x10/0x10
>[1293473.180259]  ? __hrtimer_run_queues+0x112/0x2b0
>[1293473.180263]  ? hrtimer_interrupt+0xf8/0x230
>[1293473.180267]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1293473.180270]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1293473.180274]  </IRQ>
>[1293473.180275]  <TASK>
>[1293473.180276]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1293473.180280]  ? __pfx_vbg_heartbeat_timer+0x10/0x10 [vboxguest]
>[1293473.180288]  ? vbg_req_perform+0x2c/0x40 [vboxguest]
>[1293473.180295]  vbg_heartbeat_timer+0x1d/0x40 [vboxguest]
>[1293473.180301]  call_timer_fn+0x27/0x130
>[1293473.180305]  ? __pfx_vbg_heartbeat_timer+0x10/0x10 [vboxguest]
>[1293473.180311]  __run_timers+0x222/0x2c0
>[1293473.180315]  run_timer_softirq+0x1d/0x40
>[1293473.180318]  __do_softirq+0xd4/0x2c8
>[1293473.180323]  ? __pfx_smpboot_thread_fn+0x10/0x10
>[1293473.180325]  run_ksoftirqd+0x2c/0x40
>[1293473.180329]  smpboot_thread_fn+0xdc/0x1d0
>[1293473.180332]  kthread+0xde/0x110
>[1293473.180335]  ? __pfx_kthread+0x10/0x10
>[1293473.180400]  ret_from_fork+0x2c/0x50
>[1293473.180407]  </TASK>
>[1293499.685887] watchdog: BUG: soft lockup - CPU#0 stuck for 26s! [ksoftirqd/0:15]
>[1293499.685901] Modules linked in: nf_log_syslog nft_log nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter ip_tables snd_seq_dummy snd_hrtimer tls rfkill qrtr lz4 lz4_compress snd_intel8x0 snd_ac97_codec ac97_bus snd_seq snd_seq_device snd_pcm snd_timer snd intel_rapl_msr intel_rapl_common soundcore pcspkr xfs joydev i2c_piix4 vboxguest auth_rpcgss sunrpc loop zram vmwgfx e1000 drm_ttm_helper crc32c_intel sha512_ssse3 serio_raw ttm video wmi ata_generic pata_acpi scsi_dh_rdac scsi_dh_emc scsi_dh_alua fuse dm_multipath
>[1293499.685982] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1293499.685986] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1293499.685990] RIP: 0010:vbg_req_perform+0x2c/0x40 [vboxguest]
>[1293499.686002] Code: 1f 00 0f 1f 44 00 00 b8 00 00 00 80 48 01 f0 72 21 48 c7 c2 00 00 00 80 48 2b 15 e7 3e 4f c4 48 01 d0 0f b7 57 08 ef 0f ae f0 <8b> 46 0c e9 fc 3f b0 c3 48 8b 15 c5 ca b7 c4 eb e4 0f 1f 00 90 90
>[1293499.686006] RSP: 0018:ffffb5d800083db0 EFLAGS: 00010207
>[1293499.686009] RAX: 0000000001114000 RBX: ffff99a1c3d66298 RCX: 0000000000000000
>[1293499.686012] RDX: 000000000000d040 RSI: ffff99a0c1114000 RDI: ffff99a1c3d66028
>[1293499.686014] RBP: ffff99a1c3d66298 R08: ffff99a21ac33468 R09: ffffffff8505d6e0
>[1293499.686017] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffffc04abd60
>[1293499.686019] R13: ffff99a1c3d66298 R14: ffffb5d800083e10 R15: ffff99a21ac21e80
>[1293499.686021] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1293499.686024] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1293499.686027] CR2: 00007f435aef9000 CR3: 00000000455c2000 CR4: 00000000000106f0
>[1293499.686030] Call Trace:
>[1293499.686034]  <IRQ>
>[1293499.686040]  ? watchdog_timer_fn+0x1a8/0x210
>[1293499.686048]  ? __pfx_watchdog_timer_fn+0x10/0x10
>[1293499.686052]  ? __hrtimer_run_queues+0x112/0x2b0
>[1293499.686058]  ? hrtimer_interrupt+0xf8/0x230
>[1293499.686062]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1293499.686067]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1293499.686075]  </IRQ>
>[1293499.686077]  <TASK>
>[1293499.686079]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1293499.686085]  ? __pfx_vbg_heartbeat_timer+0x10/0x10 [vboxguest]
>[1293499.686095]  ? vbg_req_perform+0x2c/0x40 [vboxguest]
>[1293499.686103]  vbg_heartbeat_timer+0x1d/0x40 [vboxguest]
>[1293499.686110]  call_timer_fn+0x27/0x130
>[1293499.686115]  ? __pfx_vbg_heartbeat_timer+0x10/0x10 [vboxguest]
>[1293499.686122]  __run_timers+0x222/0x2c0
>[1293499.686126]  run_timer_softirq+0x1d/0x40
>[1293499.686129]  __do_softirq+0xd4/0x2c8
>[1293499.686136]  ? __pfx_smpboot_thread_fn+0x10/0x10
>[1293499.686140]  run_ksoftirqd+0x2c/0x40
>[1293499.686145]  smpboot_thread_fn+0xdc/0x1d0
>[1293499.686149]  kthread+0xde/0x110
>[1293499.686153]  ? __pfx_kthread+0x10/0x10
>[1293499.686157]  ret_from_fork+0x2c/0x50
>[1293499.686165]  </TASK>
>[1293565.552647] rcu: INFO: rcu_preempt self-detected stall on CPU
>[1293565.552660] rcu: 	0-...!: (437 ticks this GP) idle=0f2c/1/0x4000000000000000 softirq=113277448/113277448 fqs=0
>[1293565.552667] rcu: 	(t=61675 jiffies g=128827749 q=3729 ncpus=1)
>[1293565.552670] rcu: rcu_preempt kthread timer wakeup didn't happen for 61672 jiffies! g128827749 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
>[1293565.552674] rcu: 	Possible timer handling issue on cpu=0 timer-softirq=892940861
>[1293565.552677] rcu: rcu_preempt kthread starved for 61675 jiffies! g128827749 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0
>[1293565.552680] rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
>[1293565.552682] rcu: RCU grace-period kthread stack dump:
>[1293565.552684] task:rcu_preempt     state:I stack:0     pid:16    ppid:2      flags:0x00004000
>[1293565.552691] Call Trace:
>[1293565.552694]  <TASK>
>[1293565.552701]  __schedule+0x449/0x1480
>[1293565.552714]  ? lock_timer_base+0x61/0x80
>[1293565.552721]  schedule+0x5e/0xd0
>[1293565.552725]  schedule_timeout+0x98/0x160
>[1293565.552753]  ? __pfx_process_timeout+0x10/0x10
>[1293565.552758]  rcu_gp_fqs_loop+0x141/0x520
>[1293565.552764]  ? __note_gp_changes+0x153/0x1a0
>[1293565.552768]  ? __pfx_rcu_gp_kthread+0x10/0x10
>[1293565.552770]  rcu_gp_kthread+0xea/0x1e0
>[1293565.552773]  kthread+0xde/0x110
>[1293565.552778]  ? __pfx_kthread+0x10/0x10
>[1293565.552782]  ret_from_fork+0x2c/0x50
>[1293565.552789]  </TASK>
>[1293565.552792] rcu: Stack dump where RCU GP kthread last ran:
>[1293565.552794] CPU: 0 PID: 2849664 Comm: rtkit-daemon Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1293565.552799] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1293565.552802] RIP: 0010:finish_task_switch.isra.0+0x96/0x2d0
>[1293565.552808] Code: 45 34 00 00 00 00 0f 1f 44 00 00 49 8b 9c 24 20 0a 00 00 48 85 db 0f 85 aa 00 00 00 4c 89 e7 e8 10 f6 ff ff fb 0f 1f 44 00 00 <65> 48 8b 04 25 80 32 03 00 66 90 4d 85 f6 74 21 65 48 8b 04 25 80
>[1293565.552811] RSP: 0018:ffffb5d8067bb8a0 EFLAGS: 00010282
>[1293565.552814] RAX: ffff99a1cac7a740 RBX: 0000000000000000 RCX: 0000000000000002
>[1293565.552816] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff99a21ac33ac0
>[1293565.552818] RBP: ffffb5d8067bb8c8 R08: 0000000000000000 R09: 0000000000000000
>[1293565.552820] R10: 0000000000000001 R11: 0000000000000030 R12: ffff99a21ac33ac0
>[1293565.552822] R13: ffff99a1cac7a740 R14: 0000000000000000 R15: 0000000000000000
>[1293565.552849] FS:  00007f70003fe6c0(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1293565.552853] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1293565.552855] CR2: 00007f435aef9000 CR3: 000000002ef94000 CR4: 00000000000106f0
>[1293565.552859] Call Trace:
>[1293565.552861]  <IRQ>
>[1293565.552864]  ? rcu_check_gp_kthread_starvation+0x120/0x1a0
>[1293565.552871]  ? rcu_sched_clock_irq+0x4ed/0x1150
>[1293565.552876]  ? sched_slice+0x87/0x140
>[1293565.552880]  ? timekeeping_update+0xdd/0x130
>[1293565.552884]  ? timekeeping_advance+0x377/0x590
>[1293565.552889]  ? update_process_times+0x74/0xb0
>[1293565.552892]  ? tick_sched_handle+0x22/0x60
>[1293565.552897]  ? tick_sched_timer+0x67/0x80
>[1293565.552899]  ? __pfx_tick_sched_timer+0x10/0x10
>[1293565.552904]  ? __hrtimer_run_queues+0x112/0x2b0
>[1293565.552908]  ? hrtimer_interrupt+0xf8/0x230
>[1293565.552913]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1293565.552919]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1293565.552924]  </IRQ>
>[1293565.552925]  <TASK>
>[1293565.552927]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1293565.552934]  ? finish_task_switch.isra.0+0x96/0x2d0
>[1293565.552940]  __schedule+0x451/0x1480
>[1293565.552944]  ? psi_task_switch+0xd6/0x230
>[1293565.552948]  ? finish_task_switch.isra.0+0x90/0x2d0
>[1293565.552952]  ? timerqueue_add+0x66/0xb0
>[1293565.552957]  schedule+0x5e/0xd0
>[1293565.552960]  schedule_hrtimeout_range_clock+0xbe/0x130
>[1293565.552964]  ? __pfx_hrtimer_wakeup+0x10/0x10
>[1293565.552968]  do_sys_poll+0x500/0x600
>[1293565.552978]  ? __pfx_pollwake+0x10/0x10
>[1293565.552983]  ? __pfx_pollwake+0x10/0x10
>[1293565.552991]  ? ktime_get_ts64+0x4a/0xe0
>[1293565.552995]  __x64_sys_poll+0xbb/0x150
>[1293565.552999]  do_syscall_64+0x5f/0x90
>[1293565.553005]  ? syscall_exit_to_user_mode+0x1b/0x40
>[1293565.553008]  ? do_syscall_64+0x6b/0x90
>[1293565.553011]  ? __irq_exit_rcu+0x4b/0xf0
>[1293565.553016]  entry_SYSCALL_64_after_hwframe+0x72/0xdc
>[1293565.553020] RIP: 0033:0x7f700187d21f
>[1293565.553230] Code: 54 24 1c 48 89 74 24 10 48 89 7c 24 08 e8 b9 83 f8 ff 8b 54 24 1c 48 8b 74 24 10 41 89 c0 48 8b 7c 24 08 b8 07 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 89 44 24 08 e8 0d 84 f8 ff 8b 44
>[1293565.553236] RSP: 002b:00007f70003fdda0 EFLAGS: 00000293 ORIG_RAX: 0000000000000007
>[1293565.553240] RAX: ffffffffffffffda RBX: 431bde82d7b634db RCX: 00007f700187d21f
>[1293565.553242] RDX: 0000000000002710 RSI: 0000000000000002 RDI: 00007f70003fde00
>[1293565.553244] RBP: 000000000af394de R08: 0000000000000000 R09: 0000000000000000
>[1293565.553245] R10: 0000000000004000 R11: 0000000000000293 R12: 00007f70003fddf0
>[1293565.553247] R13: 000000000013bfa1 R14: 000000004d248d9f R15: 000000004d248d9f
>[1293565.553253]  </TASK>
>[1293565.553325] CPU: 0 PID: 2849664 Comm: rtkit-daemon Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1293565.553330] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1293565.553332] RIP: 0010:finish_task_switch.isra.0+0x96/0x2d0
>[1293565.553338] Code: 45 34 00 00 00 00 0f 1f 44 00 00 49 8b 9c 24 20 0a 00 00 48 85 db 0f 85 aa 00 00 00 4c 89 e7 e8 10 f6 ff ff fb 0f 1f 44 00 00 <65> 48 8b 04 25 80 32 03 00 66 90 4d 85 f6 74 21 65 48 8b 04 25 80
>[1293565.553341] RSP: 0018:ffffb5d8067bb8a0 EFLAGS: 00010282
>[1293565.553345] RAX: ffff99a1cac7a740 RBX: 0000000000000000 RCX: 0000000000000002
>[1293565.553348] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff99a21ac33ac0
>[1293565.553351] RBP: ffffb5d8067bb8c8 R08: 0000000000000000 R09: 0000000000000000
>[1293565.553352] R10: 0000000000000001 R11: 0000000000000030 R12: ffff99a21ac33ac0
>[1293565.553354] R13: ffff99a1cac7a740 R14: 0000000000000000 R15: 0000000000000000
>[1293565.553357] FS:  00007f70003fe6c0(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1293565.553359] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1293565.553442] CR2: 00007f435aef9000 CR3: 000000002ef94000 CR4: 00000000000106f0
>[1293565.553447] Call Trace:
>[1293565.553449]  <IRQ>
>[1293565.553452]  ? rcu_dump_cpu_stacks+0xc4/0x100
>[1293565.553457]  ? rcu_sched_clock_irq+0x4f2/0x1150
>[1293565.553460]  ? sched_slice+0x87/0x140
>[1293565.553464]  ? timekeeping_update+0xdd/0x130
>[1293565.553468]  ? timekeeping_advance+0x377/0x590
>[1293565.553473]  ? update_process_times+0x74/0xb0
>[1293565.553476]  ? tick_sched_handle+0x22/0x60
>[1293565.553479]  ? tick_sched_timer+0x67/0x80
>[1293565.553483]  ? __pfx_tick_sched_timer+0x10/0x10
>[1293565.553486]  ? __hrtimer_run_queues+0x112/0x2b0
>[1293565.553491]  ? hrtimer_interrupt+0xf8/0x230
>[1293565.553495]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1293565.553498]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1293565.553503]  </IRQ>
>[1293565.553505]  <TASK>
>[1293565.553507]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1293565.553512]  ? finish_task_switch.isra.0+0x96/0x2d0
>[1293565.553517]  __schedule+0x451/0x1480
>[1293565.553521]  ? psi_task_switch+0xd6/0x230
>[1293565.553525]  ? finish_task_switch.isra.0+0x90/0x2d0
>[1293565.553529]  ? timerqueue_add+0x66/0xb0
>[1293565.553533]  schedule+0x5e/0xd0
>[1293565.553536]  schedule_hrtimeout_range_clock+0xbe/0x130
>[1293565.553541]  ? __pfx_hrtimer_wakeup+0x10/0x10
>[1293565.553544]  do_sys_poll+0x500/0x600
>[1293565.553552]  ? __pfx_pollwake+0x10/0x10
>[1293565.553556]  ? __pfx_pollwake+0x10/0x10
>[1293565.553565]  ? ktime_get_ts64+0x4a/0xe0
>[1293565.553569]  __x64_sys_poll+0xbb/0x150
>[1293565.553572]  do_syscall_64+0x5f/0x90
>[1293565.553578]  ? syscall_exit_to_user_mode+0x1b/0x40
>[1293565.553581]  ? do_syscall_64+0x6b/0x90
>[1293565.553585]  ? __irq_exit_rcu+0x4b/0xf0
>[1293565.553589]  entry_SYSCALL_64_after_hwframe+0x72/0xdc
>[1293565.553593] RIP: 0033:0x7f700187d21f
>[1293565.553603] Code: 54 24 1c 48 89 74 24 10 48 89 7c 24 08 e8 b9 83 f8 ff 8b 54 24 1c 48 8b 74 24 10 41 89 c0 48 8b 7c 24 08 b8 07 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 89 44 24 08 e8 0d 84 f8 ff 8b 44
>[1293565.553606] RSP: 002b:00007f70003fdda0 EFLAGS: 00000293 ORIG_RAX: 0000000000000007
>[1293565.553609] RAX: ffffffffffffffda RBX: 431bde82d7b634db RCX: 00007f700187d21f
>[1293565.553612] RDX: 0000000000002710 RSI: 0000000000000002 RDI: 00007f70003fde00
>[1293565.553614] RBP: 000000000af394de R08: 0000000000000000 R09: 0000000000000000
>[1293565.553615] R10: 0000000000004000 R11: 0000000000000293 R12: 00007f70003fddf0
>[1293565.553619] R13: 000000000013bfa1 R14: 000000004d248d9f R15: 000000004d248d9f
>[1293565.553623]  </TASK>
>[1293655.659541] watchdog: BUG: soft lockup - CPU#0 stuck for 22s! [f2b/observer:2353]
>[1293655.659571] Modules linked in: nf_log_syslog nft_log nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter ip_tables snd_seq_dummy snd_hrtimer tls rfkill qrtr lz4 lz4_compress snd_intel8x0 snd_ac97_codec ac97_bus snd_seq snd_seq_device snd_pcm snd_timer snd intel_rapl_msr intel_rapl_common soundcore pcspkr xfs joydev i2c_piix4 vboxguest auth_rpcgss sunrpc loop zram vmwgfx e1000 drm_ttm_helper crc32c_intel sha512_ssse3 serio_raw ttm video wmi ata_generic pata_acpi scsi_dh_rdac scsi_dh_emc scsi_dh_alua fuse dm_multipath
>[1293655.659650] CPU: 0 PID: 2353 Comm: f2b/observer Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1293655.659654] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1293655.659657] RIP: 0010:avtab_search_node+0xbc/0x130
>[1293655.659667] Code: 31 c8 69 c0 6b ca eb 85 41 89 c1 41 c1 e9 0d 44 31 c8 69 c0 35 ae b2 c2 41 89 c1 41 c1 e9 10 44 31 c8 23 42 10 48 8b 12 48 98 <48> 8b 04 c2 48 85 c0 74 35 41 0f b7 50 06 66 81 e2 ff 7f 41 89 d0
>[1293655.659672] RSP: 0018:ffffb5d803ae3910 EFLAGS: 00010206
>[1293655.659676] RAX: 0000000000002b9f RBX: ffff99a1cd570b88 RCX: 0000000000000973
>[1293655.659678] RDX: ffff99a0e2540000 RSI: 0000000000000859 RDI: 0000000000000007
>[1293655.659680] RBP: ffffb5d803ae39a8 R08: ffffb5d803ae39a8 R09: 0000000000008ed9
>[1293655.659683] R10: ffff99a212510000 R11: 0000000000000002 R12: ffffb5d803ae3a90
>[1293655.659685] R13: ffffb5d803ae3b14 R14: 0000000000000858 R15: 0000000000000973
>[1293655.659688] FS:  00007f3200ee46c0(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1293655.659691] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1293655.659693] CR2: 00007f43b2d3ac48 CR3: 0000000122ee4000 CR4: 00000000000106f0
>[1293655.659698] Call Trace:
>[1293655.659702]  <IRQ>
>[1293655.659709]  ? watchdog_timer_fn+0x1a8/0x210
>[1293655.659716]  ? __pfx_watchdog_timer_fn+0x10/0x10
>[1293655.659720]  ? __hrtimer_run_queues+0x112/0x2b0
>[1293655.659725]  ? hrtimer_interrupt+0xf8/0x230
>[1293655.659730]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1293655.659735]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1293655.659741]  </IRQ>
>[1293655.659743]  <TASK>
>[1293655.659744]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1293655.659754]  ? avtab_search_node+0xbc/0x130
>[1293655.659758]  cond_compute_av+0x3a/0xd0
>[1293655.659764]  context_struct_compute_av+0x27a/0x4d0
>[1293655.659771]  security_compute_av+0x11a/0x2c0
>[1293655.659775]  avc_compute_av.isra.0+0x58/0x200
>[1293655.659781]  avc_has_perm_noaudit+0xe6/0x120
>[1293655.659786]  selinux_inode_permission+0x136/0x1b0
>[1293655.659791]  security_inode_permission+0x3e/0x60
>[1293655.659796]  link_path_walk.part.0.constprop.0+0xd0/0x380
>[1293655.659800]  ? path_init+0x287/0x3c0
>[1293655.659804]  path_lookupat+0x3e/0x190
>[1293655.659807]  filename_lookup+0xe8/0x1f0
>[1293655.659813]  vfs_statx+0x9e/0x180
>[1293655.659820]  vfs_fstatat+0x55/0x70
>[1293655.659824]  __do_sys_newfstatat+0x3f/0x80
>[1293655.659830]  do_syscall_64+0x5f/0x90
>[1293655.659836]  ? __x64_sys_pread64+0xa8/0xd0
>[1293655.659840]  ? syscall_exit_to_user_mode+0x1b/0x40
>[1293655.659843]  ? do_syscall_64+0x6b/0x90
>[1293655.659846]  ? syscall_exit_to_user_mode+0x1b/0x40
>[1293655.659849]  ? do_syscall_64+0x6b/0x90
>[1293655.659852]  ? syscall_exit_to_user_mode+0x1b/0x40
>[1293655.659854]  ? do_syscall_64+0x6b/0x90
>[1293655.659858]  entry_SYSCALL_64_after_hwframe+0x72/0xdc
>[1293655.659863] RIP: 0033:0x7f321071d77e
>[1293656.052650] Code: 48 89 f2 b9 00 01 00 00 48 89 fe bf 9c ff ff ff e9 07 00 00 00 0f 1f 80 00 00 00 00 f3 0f 1e fa 41 89 ca b8 06 01 00 00 0f 05 <3d> 00 f0 ff ff 77 0b 31 c0 c3 0f 1f 84 00 00 00 00 00 48 8b 15 79
>[1293656.052656] RSP: 002b:00007f3200ee3218 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
>[1293656.052660] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f321071d77e
>[1293656.052663] RDX: 00007f3200ee3220 RSI: 00005601047ceaeb RDI: 00000000ffffff9c
>[1293656.052665] RBP: 00007f3200ee32e8 R08: 0000000000000000 R09: 0000000000000000
>[1293656.052667] R10: 0000000000000000 R11: 0000000000000246 R12: 00005601047ce7a8
>[1293656.052669] R13: 0000000000000000 R14: 00005601047ce7a8 R15: 0000000000000012
>[1293656.052680]  </TASK>
>[1293802.461590] rcu: INFO: rcu_preempt self-detected stall on CPU
>[1293802.461600] rcu: 	0-...!: (2035 ticks this GP) idle=0f2c/1/0x4000000000000000 softirq=113277449/113277449 fqs=0
>[1293802.461607] rcu: 	(t=60101 jiffies g=128827753 q=3830 ncpus=1)
>[1293802.461611] rcu: rcu_preempt kthread timer wakeup didn't happen for 60098 jiffies! g128827753 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
>[1293802.461614] rcu: 	Possible timer handling issue on cpu=0 timer-softirq=892940862
>[1293802.461615] rcu: rcu_preempt kthread starved for 60101 jiffies! g128827753 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0
>[1293802.461618] rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
>[1293802.461619] rcu: RCU grace-period kthread stack dump:
>[1293802.461621] task:rcu_preempt     state:I stack:0     pid:16    ppid:2      flags:0x00004000
>[1293802.461626] Call Trace:
>[1293802.461628]  <TASK>
>[1293802.461634]  __schedule+0x449/0x1480
>[1293802.461643]  ? lock_timer_base+0x61/0x80
>[1293802.461650]  schedule+0x5e/0xd0
>[1293802.461653]  schedule_timeout+0x98/0x160
>[1293802.461656]  ? __pfx_process_timeout+0x10/0x10
>[1293802.461659]  rcu_gp_fqs_loop+0x141/0x520
>[1293802.461664]  ? __note_gp_changes+0x153/0x1a0
>[1293802.461666]  ? __pfx_rcu_gp_kthread+0x10/0x10
>[1293802.461668]  rcu_gp_kthread+0xea/0x1e0
>[1293802.461671]  kthread+0xde/0x110
>[1293802.461675]  ? __pfx_kthread+0x10/0x10
>[1293802.461677]  ret_from_fork+0x2c/0x50
>[1293802.461683]  </TASK>
>[1293802.461684] rcu: Stack dump where RCU GP kthread last ran:
>[1293802.461686] CPU: 0 PID: 2144 Comm: isc-net-0000 Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1293802.461690] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1293802.461691] RIP: 0010:putname+0x13/0x60
>[1293802.461697] Code: c4 e8 01 a3 b3 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 0f 1f 44 00 00 48 81 ff 00 f0 ff ff 77 45 53 <8b> 47 10 48 89 fb 85 c0 7e 38 83 e8 01 89 47 10 75 21 48 8b 37 48
>[1293802.461699] RSP: 0018:ffffb5d8038c3e50 EFLAGS: 00010287
>[1293802.461701] RAX: ffff99a1c22b8a00 RBX: 000000000000002b RCX: 0000001a00000000
>[1293802.461703] RDX: ffff99a1ef8e7000 RSI: ffff99a1c9aebb00 RDI: ffff99a0e3004000
>[1293802.461704] RBP: ffff99a1c9aebb00 R08: 0000000000000000 R09: ffff99a1c43f9cc8
>[1293802.461706] R10: ffffb5d8038c3e60 R11: ffff99a1c9aebb10 R12: ffff99a0e3004000
>[1293802.461707] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
>[1293802.461709] FS:  00007f193cdff6c0(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1293802.461711] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1293802.461713] CR2: 00007f43b2d3ac48 CR3: 000000010ae28000 CR4: 00000000000106f0
>[1293802.461716] Call Trace:
>[1293802.461717]  <IRQ>
>[1293802.461719]  ? rcu_check_gp_kthread_starvation+0x120/0x1a0
>[1293802.461722]  ? rcu_sched_clock_irq+0x4ed/0x1150
>[1293802.461725]  ? sched_slice+0x87/0x140
>[1293802.461728]  ? timekeeping_update+0xdd/0x130
>[1293802.461733]  ? timekeeping_advance+0x377/0x590
>[1293802.461737]  ? update_process_times+0x74/0xb0
>[1293802.461739]  ? tick_sched_handle+0x22/0x60
>[1293802.461743]  ? tick_sched_timer+0x67/0x80
>[1293802.461745]  ? __pfx_tick_sched_timer+0x10/0x10
>[1293802.461748]  ? __hrtimer_run_queues+0x112/0x2b0
>[1293802.461751]  ? hrtimer_interrupt+0xf8/0x230
>[1293802.461754]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1293802.461758]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1293802.461762]  </IRQ>
>[1293802.461763]  <TASK>
>[1293802.461764]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1293802.461768]  ? putname+0x13/0x60
>[1293802.461771]  do_sys_openat2+0x9b/0x170
>[1293802.461776]  __x64_sys_openat+0x6e/0xa0
>[1293802.461779]  do_syscall_64+0x5f/0x90
>[1293802.461783]  ? syscall_exit_to_user_mode+0x1b/0x40
>[1293802.461785]  ? do_syscall_64+0x6b/0x90
>[1293802.461788]  ? syscall_exit_to_user_mode+0x1b/0x40
>[1293802.461790]  ? do_syscall_64+0x6b/0x90
>[1293802.461793]  ? exit_to_user_mode_prepare+0x142/0x1f0
>[1293802.461797]  entry_SYSCALL_64_after_hwframe+0x72/0xdc
>[1293802.461799] RIP: 0033:0x7f193f31dfb0
>[1293802.877394] Code: 48 89 44 24 20 75 97 44 89 54 24 0c e8 29 c6 f8 ff 44 8b 54 24 0c 89 da 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 38 44 89 c7 89 44 24 0c e8 7c c6 f8 ff 8b 44
>[1293802.877415] RSP: 002b:00007f193cdf8ac0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101
>[1293802.877421] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f193f31dfb0
>[1293802.877424] RDX: 0000000000000000 RSI: 00007f193bcb4960 RDI: 00000000ffffff9c
>[1293802.877427] RBP: 00007f193bcb4960 R08: 0000000000000000 R09: 0000000000000001
>[1293802.877429] R10: 0000000000000000 R11: 0000000000000293 R12: 00007f193bcb4960
>[1293802.877432] R13: 00007f193fe82cc5 R14: 0000000000000001 R15: 00007f193bcb4960
>[1293802.877476]  </TASK>
>[1293802.936127] CPU: 0 PID: 2144 Comm: isc-net-0000 Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1293802.936140] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1293802.936143] RIP: 0010:putname+0x13/0x60
>[1293802.936152] Code: c4 e8 01 a3 b3 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 0f 1f 44 00 00 48 81 ff 00 f0 ff ff 77 45 53 <8b> 47 10 48 89 fb 85 c0 7e 38 83 e8 01 89 47 10 75 21 48 8b 37 48
>[1293802.936155] RSP: 0018:ffffb5d8038c3e50 EFLAGS: 00010287
>[1293802.936159] RAX: ffff99a1c22b8a00 RBX: 000000000000002b RCX: 0000001a00000000
>[1293802.936161] RDX: ffff99a1ef8e7000 RSI: ffff99a1c9aebb00 RDI: ffff99a0e3004000
>[1293802.936163] RBP: ffff99a1c9aebb00 R08: 0000000000000000 R09: ffff99a1c43f9cc8
>[1293802.936165] R10: ffffb5d8038c3e60 R11: ffff99a1c9aebb10 R12: ffff99a0e3004000
>[1293802.936167] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
>[1293802.936170] FS:  00007f193cdff6c0(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1293802.936173] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1293802.936175] CR2: 00007f43b2d3ac48 CR3: 000000010ae28000 CR4: 00000000000106f0
>[1293802.936179] Call Trace:
>[1293802.936183]  <IRQ>
>[1293802.936248]  ? rcu_dump_cpu_stacks+0xc4/0x100
>[1293802.936258]  ? rcu_sched_clock_irq+0x4f2/0x1150
>[1293802.936263]  ? sched_slice+0x87/0x140
>[1293802.936269]  ? timekeeping_update+0xdd/0x130
>[1293802.936276]  ? timekeeping_advance+0x377/0x590
>[1293802.936281]  ? update_process_times+0x74/0xb0
>[1293802.936284]  ? tick_sched_handle+0x22/0x60
>[1293802.936289]  ? tick_sched_timer+0x67/0x80
>[1293802.936293]  ? __pfx_tick_sched_timer+0x10/0x10
>[1293802.936296]  ? __hrtimer_run_queues+0x112/0x2b0
>[1293802.936301]  ? hrtimer_interrupt+0xf8/0x230
>[1293802.936305]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1293802.936309]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1293802.936315]  </IRQ>
>[1293802.936317]  <TASK>
>[1293802.936319]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1293802.936325]  ? putname+0x13/0x60
>[1293802.936329]  do_sys_openat2+0x9b/0x170
>[1293802.936335]  __x64_sys_openat+0x6e/0xa0
>[1293802.936340]  do_syscall_64+0x5f/0x90
>[1293802.936345]  ? syscall_exit_to_user_mode+0x1b/0x40
>[1293802.936348]  ? do_syscall_64+0x6b/0x90
>[1293802.936352]  ? syscall_exit_to_user_mode+0x1b/0x40
>[1293802.936355]  ? do_syscall_64+0x6b/0x90
>[1293802.936358]  ? exit_to_user_mode_prepare+0x142/0x1f0
>[1293802.936362]  entry_SYSCALL_64_after_hwframe+0x72/0xdc
>[1293802.936366] RIP: 0033:0x7f193f31dfb0
>[1293803.419035] Code: 48 89 44 24 20 75 97 44 89 54 24 0c e8 29 c6 f8 ff 44 8b 54 24 0c 89 da 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 38 44 89 c7 89 44 24 0c e8 7c c6 f8 ff 8b 44
>[1293803.419041] RSP: 002b:00007f193cdf8ac0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101
>[1293803.419046] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f193f31dfb0
>[1293803.419049] RDX: 0000000000000000 RSI: 00007f193bcb4960 RDI: 00000000ffffff9c
>[1293803.419051] RBP: 00007f193bcb4960 R08: 0000000000000000 R09: 0000000000000001
>[1293803.419053] R10: 0000000000000000 R11: 0000000000000293 R12: 00007f193bcb4960
>[1293803.419055] R13: 00007f193fe82cc5 R14: 0000000000000001 R15: 00007f193bcb4960
>[1293803.419065]  </TASK>
>[1293863.615823] watchdog: BUG: soft lockup - CPU#0 stuck for 21s! [ksoftirqd/0:15]
>[1293863.615837] Modules linked in: nf_log_syslog nft_log nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter ip_tables snd_seq_dummy snd_hrtimer tls rfkill qrtr lz4 lz4_compress snd_intel8x0 snd_ac97_codec ac97_bus snd_seq snd_seq_device snd_pcm snd_timer snd intel_rapl_msr intel_rapl_common soundcore pcspkr xfs joydev i2c_piix4 vboxguest auth_rpcgss sunrpc loop zram vmwgfx e1000 drm_ttm_helper crc32c_intel sha512_ssse3 serio_raw ttm video wmi ata_generic pata_acpi scsi_dh_rdac scsi_dh_emc scsi_dh_alua fuse dm_multipath
>[1293863.615922] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1293863.615927] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1293863.615930] RIP: 0010:vbg_req_perform+0x2c/0x40 [vboxguest]
>[1293863.615945] Code: 1f 00 0f 1f 44 00 00 b8 00 00 00 80 48 01 f0 72 21 48 c7 c2 00 00 00 80 48 2b 15 e7 3e 4f c4 48 01 d0 0f b7 57 08 ef 0f ae f0 <8b> 46 0c e9 fc 3f b0 c3 48 8b 15 c5 ca b7 c4 eb e4 0f 1f 00 90 90
>[1293863.615948] RSP: 0018:ffffb5d800083db0 EFLAGS: 00010207
>[1293863.615951] RAX: 0000000001114000 RBX: ffff99a1c3d66298 RCX: ffff99a21ac21e80
>[1293863.615954] RDX: 000000000000d040 RSI: ffff99a0c1114000 RDI: ffff99a1c3d66028
>[1293863.615957] RBP: ffff99a1c3d66298 R08: 000000000000010c R09: ffff99a21ac21ea8
>[1293863.615959] R10: 0000000000000004 R11: 0000000000000000 R12: ffffffffc04abd60
>[1293863.615962] R13: ffff99a1c3d66298 R14: ffffb5d800083e10 R15: ffff99a21ac21e80
>[1293863.615964] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1293863.615967] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1293863.615970] CR2: 0000555795f9aa58 CR3: 000000004910c000 CR4: 00000000000106f0
>[1293863.615975] Call Trace:
>[1293863.615979]  <IRQ>
>[1293863.615985]  ? watchdog_timer_fn+0x1a8/0x210
>[1293863.615994]  ? __pfx_watchdog_timer_fn+0x10/0x10
>[1293863.615998]  ? __hrtimer_run_queues+0x112/0x2b0
>[1293863.616004]  ? hrtimer_interrupt+0xf8/0x230
>[1293863.616008]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1293863.616013]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1293863.616019]  </IRQ>
>[1293863.616021]  <TASK>
>[1293863.616022]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1293863.616027]  ? __pfx_vbg_heartbeat_timer+0x10/0x10 [vboxguest]
>[1293863.616038]  ? vbg_req_perform+0x2c/0x40 [vboxguest]
>[1293863.616045]  vbg_heartbeat_timer+0x1d/0x40 [vboxguest]
>[1293863.616053]  call_timer_fn+0x27/0x130
>[1293863.616057]  ? __pfx_vbg_heartbeat_timer+0x10/0x10 [vboxguest]
>[1293863.616064]  __run_timers+0x222/0x2c0
>[1293863.616069]  run_timer_softirq+0x1d/0x40
>[1293863.616073]  __do_softirq+0xd4/0x2c8
>[1293863.616079]  ? __pfx_smpboot_thread_fn+0x10/0x10
>[1293863.616083]  run_ksoftirqd+0x2c/0x40
>[1293863.616089]  smpboot_thread_fn+0xdc/0x1d0
>[1293863.616092]  kthread+0xde/0x110
>[1293863.616097]  ? __pfx_kthread+0x10/0x10
>[1293863.616101]  ret_from_fork+0x2c/0x50
>[1293863.616109]  </TASK>
>[1293869.926639] rcu: INFO: rcu_preempt self-detected stall on CPU
>[1293869.926653] rcu: 	0-...!: (11740 ticks this GP) idle=0f2c/1/0x4000000000000000 softirq=113277450/113277450 fqs=0
>[1293869.926661] rcu: 	(t=60037 jiffies g=128827757 q=3806 ncpus=1)
>[1293869.926665] rcu: rcu_preempt kthread starved for 60037 jiffies! g128827757 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
>[1293869.926669] rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
>[1293869.926671] rcu: RCU grace-period kthread stack dump:
>[1293869.926673] task:rcu_preempt     state:R  running task     stack:0     pid:16    ppid:2      flags:0x00004000
>[1293869.926696] Call Trace:
>[1293869.926700]  <TASK>
>[1293869.926708]  __schedule+0x449/0x1480
>[1293869.926720]  ? lock_timer_base+0x61/0x80
>[1293869.926729]  schedule+0x5e/0xd0
>[1293869.926734]  schedule_timeout+0x98/0x160
>[1293869.926740]  ? __pfx_process_timeout+0x10/0x10
>[1293869.926761]  rcu_gp_fqs_loop+0x141/0x520
>[1293869.926768]  ? __note_gp_changes+0x153/0x1a0
>[1293869.926771]  ? __pfx_rcu_gp_kthread+0x10/0x10
>[1293869.926774]  rcu_gp_kthread+0xea/0x1e0
>[1293869.926777]  kthread+0xde/0x110
>[1293869.926783]  ? __pfx_kthread+0x10/0x10
>[1293869.926787]  ret_from_fork+0x2c/0x50
>[1293869.926799]  </TASK>
>[1293869.926801] rcu: Stack dump where RCU GP kthread last ran:
>[1293869.926804] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1293869.926830] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1293869.926832] RIP: 0010:vbg_req_perform+0x2c/0x40 [vboxguest]
>[1293869.926845] Code: 1f 00 0f 1f 44 00 00 b8 00 00 00 80 48 01 f0 72 21 48 c7 c2 00 00 00 80 48 2b 15 e7 3e 4f c4 48 01 d0 0f b7 57 08 ef 0f ae f0 <8b> 46 0c e9 fc 3f b0 c3 48 8b 15 c5 ca b7 c4 eb e4 0f 1f 00 90 90
>[1293869.926849] RSP: 0018:ffffb5d800083db0 EFLAGS: 00010207
>[1293869.926852] RAX: 0000000001114000 RBX: ffff99a1c3d66298 RCX: ffff99a21ac21e80
>[1293869.926855] RDX: 000000000000d040 RSI: ffff99a0c1114000 RDI: ffff99a1c3d66028
>[1293869.926857] RBP: ffff99a1c3d66298 R08: 000000000000010e R09: ffff99a21ac21ea8
>[1293869.926859] R10: 0000000000000005 R11: 0000000000000000 R12: ffffffffc04abd60
>[1293869.926861] R13: ffff99a1c3d66298 R14: ffffb5d800083e10 R15: ffff99a21ac21e80
>[1293869.926864] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1293869.926867] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1293869.926869] CR2: 0000555795f9aa58 CR3: 000000004910c000 CR4: 00000000000106f0
>[1293869.926888] Call Trace:
>[1293869.926891]  <IRQ>
>[1293869.926893]  ? rcu_check_gp_kthread_starvation+0x120/0x1a0
>[1293869.926898]  ? rcu_sched_clock_irq+0x4ed/0x1150
>[1293869.926901]  ? sched_slice+0x87/0x140
>[1293869.926907]  ? timekeeping_update+0xdd/0x130
>[1293869.926911]  ? timekeeping_advance+0x377/0x590
>[1293869.926915]  ? update_process_times+0x74/0xb0
>[1293869.926919]  ? tick_sched_handle+0x22/0x60
>[1293869.926924]  ? tick_sched_timer+0x67/0x80
>[1293869.926927]  ? __pfx_tick_sched_timer+0x10/0x10
>[1293869.926930]  ? __hrtimer_run_queues+0x112/0x2b0
>[1293869.926934]  ? hrtimer_interrupt+0xf8/0x230
>[1293869.926954]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1293869.926977]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1293869.926982]  </IRQ>
>[1293869.926984]  <TASK>
>[1293869.926985]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1293869.926991]  ? __pfx_vbg_heartbeat_timer+0x10/0x10 [vboxguest]
>[1293869.927001]  ? vbg_req_perform+0x2c/0x40 [vboxguest]
>[1293869.927026]  vbg_heartbeat_timer+0x1d/0x40 [vboxguest]
>[1293869.927033]  call_timer_fn+0x27/0x130
>[1293869.927037]  ? __pfx_vbg_heartbeat_timer+0x10/0x10 [vboxguest]
>[1293869.927043]  __run_timers+0x222/0x2c0
>[1293869.927048]  run_timer_softirq+0x1d/0x40
>[1293869.927050]  __do_softirq+0xd4/0x2c8
>[1293869.927055]  ? __pfx_smpboot_thread_fn+0x10/0x10
>[1293869.927059]  run_ksoftirqd+0x2c/0x40
>[1293869.927064]  smpboot_thread_fn+0xdc/0x1d0
>[1293869.927082]  kthread+0xde/0x110
>[1293869.927088]  ? __pfx_kthread+0x10/0x10
>[1293869.927091]  ret_from_fork+0x2c/0x50
>[1293869.927096]  </TASK>
>[1293869.927099] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1293869.927102] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1293869.927104] RIP: 0010:vbg_req_perform+0x2c/0x40 [vboxguest]
>[1293869.927112] Code: 1f 00 0f 1f 44 00 00 b8 00 00 00 80 48 01 f0 72 21 48 c7 c2 00 00 00 80 48 2b 15 e7 3e 4f c4 48 01 d0 0f b7 57 08 ef 0f ae f0 <8b> 46 0c e9 fc 3f b0 c3 48 8b 15 c5 ca b7 c4 eb e4 0f 1f 00 90 90
>[1293869.927115] RSP: 0018:ffffb5d800083db0 EFLAGS: 00010207
>[1293869.927118] RAX: 0000000001114000 RBX: ffff99a1c3d66298 RCX: ffff99a21ac21e80
>[1293869.927120] RDX: 000000000000d040 RSI: ffff99a0c1114000 RDI: ffff99a1c3d66028
>[1293869.927122] RBP: ffff99a1c3d66298 R08: 000000000000010e R09: ffff99a21ac21ea8
>[1293869.927124] R10: 0000000000000005 R11: 0000000000000000 R12: ffffffffc04abd60
>[1293869.927125] R13: ffff99a1c3d66298 R14: ffffb5d800083e10 R15: ffff99a21ac21e80
>[1293869.927128] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1293869.927130] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1293869.927148] CR2: 0000555795f9aa58 CR3: 000000004910c000 CR4: 00000000000106f0
>[1293869.927152] Call Trace:
>[1293869.927154]  <IRQ>
>[1293869.927156]  ? rcu_dump_cpu_stacks+0xc4/0x100
>[1293869.927161]  ? rcu_sched_clock_irq+0x4f2/0x1150
>[1293869.927164]  ? sched_slice+0x87/0x140
>[1293869.927168]  ? timekeeping_update+0xdd/0x130
>[1293869.927172]  ? timekeeping_advance+0x377/0x590
>[1293869.927176]  ? update_process_times+0x74/0xb0
>[1293869.927179]  ? tick_sched_handle+0x22/0x60
>[1293869.927182]  ? tick_sched_timer+0x67/0x80
>[1293869.927185]  ? __pfx_tick_sched_timer+0x10/0x10
>[1293869.927188]  ? __hrtimer_run_queues+0x112/0x2b0
>[1293869.927192]  ? hrtimer_interrupt+0xf8/0x230
>[1293869.927211]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1293869.927217]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1293869.927221]  </IRQ>
>[1293869.927222]  <TASK>
>[1293869.927223]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1293869.927227]  ? __pfx_vbg_heartbeat_timer+0x10/0x10 [vboxguest]
>[1293869.927235]  ? vbg_req_perform+0x2c/0x40 [vboxguest]
>[1293869.927242]  vbg_heartbeat_timer+0x1d/0x40 [vboxguest]
>[1293869.927249]  call_timer_fn+0x27/0x130
>[1293869.927252]  ? __pfx_vbg_heartbeat_timer+0x10/0x10 [vboxguest]
>[1293869.927258]  __run_timers+0x222/0x2c0
>[1293869.927277]  run_timer_softirq+0x1d/0x40
>[1293869.927283]  __do_softirq+0xd4/0x2c8
>[1293869.927287]  ? __pfx_smpboot_thread_fn+0x10/0x10
>[1293869.927290]  run_ksoftirqd+0x2c/0x40
>[1293869.927294]  smpboot_thread_fn+0xdc/0x1d0
>[1293869.927296]  kthread+0xde/0x110
>[1293869.927299]  ? __pfx_kthread+0x10/0x10
>[1293869.927303]  ret_from_fork+0x2c/0x50
>[1293869.927308]  </TASK>
>[1293949.208846] rcu: INFO: rcu_preempt self-detected stall on CPU
>[1293949.208858] rcu: 	0-...!: (1739 ticks this GP) idle=0f2c/1/0x4000000000000000 softirq=113277451/113277451 fqs=0
>[1293949.208866] rcu: 	(t=60104 jiffies g=128827761 q=3859 ncpus=1)
>[1293949.208870] rcu: rcu_preempt kthread timer wakeup didn't happen for 60101 jiffies! g128827761 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
>[1293949.208874] rcu: 	Possible timer handling issue on cpu=0 timer-softirq=892940864
>[1293949.208876] rcu: rcu_preempt kthread starved for 60104 jiffies! g128827761 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0
>[1293949.208880] rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
>[1293949.208882] rcu: RCU grace-period kthread stack dump:
>[1293949.208884] task:rcu_preempt     state:I stack:0     pid:16    ppid:2      flags:0x00004000
>[1293949.208890] Call Trace:
>[1293949.208892]  <TASK>
>[1293949.208900]  __schedule+0x449/0x1480
>[1293949.208910]  ? lock_timer_base+0x61/0x80
>[1293949.208918]  schedule+0x5e/0xd0
>[1293949.208922]  schedule_timeout+0x98/0x160
>[1293949.208927]  ? __pfx_process_timeout+0x10/0x10
>[1293949.208930]  rcu_gp_fqs_loop+0x141/0x520
>[1293949.208936]  ? __note_gp_changes+0x153/0x1a0
>[1293949.208940]  ? __pfx_rcu_gp_kthread+0x10/0x10
>[1293949.208943]  rcu_gp_kthread+0xea/0x1e0
>[1293949.208946]  kthread+0xde/0x110
>[1293949.208952]  ? __pfx_kthread+0x10/0x10
>[1293949.208955]  ret_from_fork+0x2c/0x50
>[1293949.208962]  </TASK>
>[1293949.208964] rcu: Stack dump where RCU GP kthread last ran:
>[1293949.208967] CPU: 0 PID: 1299939 Comm: Thread (pooled) Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1293949.208971] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1293949.280535] RIP: 0010:may_open+0x20/0x170
>[1293949.348951] Code: 90 90 90 90 90 90 90 90 90 90 0f 1f 44 00 00 41 54 55 53 48 83 ec 08 48 8b 46 08 4c 8b 60 30 4d 85 e4 0f 84 3b 01 00 00 89 cd <41> 0f b7 0c 24 48 89 fb 66 81 e1 00 f0 66 81 f9 00 60 0f 84 f8 00
>[1293949.348966] RSP: 0018:ffffb5d807307c00 EFLAGS: 00010282
>[1293949.348971] RAX: ffff99a1eb3a7840 RBX: ffffffff851e9960 RCX: 0000000000008000
>[1293949.348974] RDX: 0000000000000004 RSI: ffffb5d807307cd0 RDI: ffffffff851e9960
>[1293949.348977] RBP: 0000000000008000 R08: 0000000000000141 R09: 000000007862646b
>[1293949.348979] R10: 0000000000000004 R11: 0000000000000002 R12: ffff99a0ea967c10
>[1293949.348981] R13: 0000000000008000 R14: ffffb5d807307cd0 R15: ffff99a1c2dba500
>[1293949.348984] FS:  00007f57f53ff6c0(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1293949.348987] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1293949.348990] CR2: 00007f3f0982cf10 CR3: 00000000484dc000 CR4: 00000000000106f0
>[1293949.348993] Call Trace:
>[1293949.496420]  <IRQ>
>[1293949.496466]  ? rcu_check_gp_kthread_starvation+0x120/0x1a0
>[1293949.496479]  ? rcu_sched_clock_irq+0x4ed/0x1150
>[1293949.496483]  ? sched_slice+0x87/0x140
>[1293949.496489]  ? timekeeping_update+0xdd/0x130
>[1293949.496494]  ? timekeeping_advance+0x377/0x590
>[1293949.496499]  ? update_process_times+0x74/0xb0
>[1293949.496502]  ? tick_sched_handle+0x22/0x60
>[1293949.496506]  ? tick_sched_timer+0x67/0x80
>[1293949.496509]  ? __pfx_tick_sched_timer+0x10/0x10
>[1293949.496512]  ? __hrtimer_run_queues+0x112/0x2b0
>[1293949.496516]  ? hrtimer_interrupt+0xf8/0x230
>[1293949.496520]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1293949.496524]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1293949.496530]  </IRQ>
>[1293949.496531]  <TASK>
>[1293949.496533]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1293949.496541]  ? may_open+0x20/0x170
>[1293949.496546]  path_openat+0x9a1/0x1110
>[1293949.496550]  ? schedule+0x5e/0xd0
>[1293949.496556]  do_filp_open+0xb3/0x160
>[1293949.496562]  do_sys_openat2+0xaf/0x170
>[1293949.496567]  __x64_sys_openat+0x6e/0xa0
>[1293949.496571]  do_syscall_64+0x5f/0x90
>[1293949.496577]  ? syscall_exit_to_user_mode+0x1b/0x40
>[1293949.496580]  ? do_syscall_64+0x6b/0x90
>[1293949.496584]  ? syscall_exit_to_user_mode+0x1b/0x40
>[1293949.496588]  ? do_syscall_64+0x6b/0x90
>[1293949.496591]  ? syscall_exit_to_user_mode+0x1b/0x40
>[1293949.496593]  ? do_syscall_64+0x6b/0x90
>[1293949.496597]  ? syscall_exit_to_user_mode+0x1b/0x40
>[1293949.496600]  ? do_syscall_64+0x6b/0x90
>[1293949.496604]  entry_SYSCALL_64_after_hwframe+0x72/0xdc
>[1293949.496608] RIP: 0033:0x7f582471dfb0
>[1293950.252717] Code: 48 89 44 24 20 75 97 44 89 54 24 0c e8 29 c6 f8 ff 44 8b 54 24 0c 89 da 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 38 44 89 c7 89 44 24 0c e8 7c c6 f8 ff 8b 44
>[1293950.252731] RSP: 002b:00007f57f53fe910 EFLAGS: 00000293 ORIG_RAX: 0000000000000101
>[1293950.252736] RAX: ffffffffffffffda RBX: 0000000000080000 RCX: 00007f582471dfb0
>[1293950.252739] RDX: 0000000000080000 RSI: 00007f57ec003878 RDI: 00000000ffffff9c
>[1293950.252741] RBP: 00007f57ec003878 R08: 0000000000000000 R09: 0000000000000000
>[1293950.252744] R10: 0000000000000000 R11: 0000000000000293 R12: 00007f57ec003310
>[1293950.252746] R13: 00007f57f53fe9a8 R14: 00007f57ec003330 R15: 00007f57f4bff000
>[1293950.291309]  </TASK>
>[1293950.848399] CPU: 0 PID: 1299939 Comm: Thread (pooled) Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1293950.848415] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1293950.885295] RIP: 0010:may_open+0x20/0x170
>[1293950.957893] Code: 90 90 90 90 90 90 90 90 90 90 0f 1f 44 00 00 41 54 55 53 48 83 ec 08 48 8b 46 08 4c 8b 60 30 4d 85 e4 0f 84 3b 01 00 00 89 cd <41> 0f b7 0c 24 48 89 fb 66 81 e1 00 f0 66 81 f9 00 60 0f 84 f8 00
>[1293950.957909] RSP: 0018:ffffb5d807307c00 EFLAGS: 00010282
>[1293950.957914] RAX: ffff99a1eb3a7840 RBX: ffffffff851e9960 RCX: 0000000000008000
>[1293950.957917] RDX: 0000000000000004 RSI: ffffb5d807307cd0 RDI: ffffffff851e9960
>[1293950.957920] RBP: 0000000000008000 R08: 0000000000000141 R09: 000000007862646b
>[1293950.957923] R10: 0000000000000004 R11: 0000000000000002 R12: ffff99a0ea967c10
>[1293950.957925] R13: 0000000000008000 R14: ffffb5d807307cd0 R15: ffff99a1c2dba500
>[1293950.957928] FS:  00007f57f53ff6c0(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1293950.957932] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1293950.957934] CR2: 00007f3f0982cf10 CR3: 00000000484dc000 CR4: 00000000000106f0
>[1293950.957939] Call Trace:
>[1293951.214490]  <IRQ>
>[1293951.424636]  ? rcu_dump_cpu_stacks+0xc4/0x100
>[1293951.424701]  ? rcu_sched_clock_irq+0x4f2/0x1150
>[1293951.424708]  ? sched_slice+0x87/0x140
>[1293951.424714]  ? timekeeping_update+0xdd/0x130
>[1293951.424719]  ? timekeeping_advance+0x377/0x590
>[1293951.424724]  ? update_process_times+0x74/0xb0
>[1293951.424727]  ? tick_sched_handle+0x22/0x60
>[1293951.424732]  ? tick_sched_timer+0x67/0x80
>[1293951.424735]  ? __pfx_tick_sched_timer+0x10/0x10
>[1293951.424738]  ? __hrtimer_run_queues+0x112/0x2b0
>[1293951.424742]  ? hrtimer_interrupt+0xf8/0x230
>[1293951.424746]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1293951.424751]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1293951.424757]  </IRQ>
>[1293951.424784]  <TASK>
>[1293951.424789]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1293951.424798]  ? may_open+0x20/0x170
>[1293951.424803]  path_openat+0x9a1/0x1110
>[1293951.424808]  ? schedule+0x5e/0xd0
>[1293951.424813]  do_filp_open+0xb3/0x160
>[1293951.424819]  do_sys_openat2+0xaf/0x170
>[1293951.424824]  __x64_sys_openat+0x6e/0xa0
>[1293951.424828]  do_syscall_64+0x5f/0x90
>[1293951.424833]  ? syscall_exit_to_user_mode+0x1b/0x40
>[1293951.424836]  ? do_syscall_64+0x6b/0x90
>[1293951.424840]  ? syscall_exit_to_user_mode+0x1b/0x40
>[1293951.424843]  ? do_syscall_64+0x6b/0x90
>[1293951.424847]  ? syscall_exit_to_user_mode+0x1b/0x40
>[1293951.424849]  ? do_syscall_64+0x6b/0x90
>[1293951.424853]  ? syscall_exit_to_user_mode+0x1b/0x40
>[1293951.424855]  ? do_syscall_64+0x6b/0x90
>[1293951.424859]  entry_SYSCALL_64_after_hwframe+0x72/0xdc
>[1293951.424863] RIP: 0033:0x7f582471dfb0
>[1293951.635410] Code: 48 89 44 24 20 75 97 44 89 54 24 0c e8 29 c6 f8 ff 44 8b 54 24 0c 89 da 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 38 44 89 c7 89 44 24 0c e8 7c c6 f8 ff 8b 44
>[1293951.635417] RSP: 002b:00007f57f53fe910 EFLAGS: 00000293 ORIG_RAX: 0000000000000101
>[1293951.635421] RAX: ffffffffffffffda RBX: 0000000000080000 RCX: 00007f582471dfb0
>[1293951.635424] RDX: 0000000000080000 RSI: 00007f57ec003878 RDI: 00000000ffffff9c
>[1293951.635427] RBP: 00007f57ec003878 R08: 0000000000000000 R09: 0000000000000000
>[1293951.635429] R10: 0000000000000000 R11: 0000000000000293 R12: 00007f57ec003310
>[1293951.635431] R13: 00007f57f53fe9a8 R14: 00007f57ec003330 R15: 00007f57f4bff000
>[1293951.635439]  </TASK>
>[1294007.583857] watchdog: BUG: soft lockup - CPU#0 stuck for 21s! [ksoftirqd/0:15]
>[1294007.583869] Modules linked in: nf_log_syslog nft_log nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter ip_tables snd_seq_dummy snd_hrtimer tls rfkill qrtr lz4 lz4_compress snd_intel8x0 snd_ac97_codec ac97_bus snd_seq snd_seq_device snd_pcm snd_timer snd intel_rapl_msr intel_rapl_common soundcore pcspkr xfs joydev i2c_piix4 vboxguest auth_rpcgss sunrpc loop zram vmwgfx e1000 drm_ttm_helper crc32c_intel sha512_ssse3 serio_raw ttm video wmi ata_generic pata_acpi scsi_dh_rdac scsi_dh_emc scsi_dh_alua fuse dm_multipath
>[1294007.584017] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1294007.584022] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1294007.584027] RIP: 0010:vbg_req_perform+0x2c/0x40 [vboxguest]
>[1294007.584041] Code: 1f 00 0f 1f 44 00 00 b8 00 00 00 80 48 01 f0 72 21 48 c7 c2 00 00 00 80 48 2b 15 e7 3e 4f c4 48 01 d0 0f b7 57 08 ef 0f ae f0 <8b> 46 0c e9 fc 3f b0 c3 48 8b 15 c5 ca b7 c4 eb e4 0f 1f 00 90 90
>[1294007.584044] RSP: 0018:ffffb5d800083db0 EFLAGS: 00010207
>[1294007.584048] RAX: 0000000001114000 RBX: ffff99a1c3d66298 RCX: ffff99a21ac21e80
>[1294007.584050] RDX: 000000000000d040 RSI: ffff99a0c1114000 RDI: ffff99a1c3d66028
>[1294007.584053] RBP: ffff99a1c3d66298 R08: 000000000000002a R09: ffff99a21ac21ea8
>[1294007.584055] R10: 0000000000000006 R11: 0000000000000000 R12: ffffffffc04abd60
>[1294007.584057] R13: ffff99a1c3d66298 R14: ffffb5d800083e10 R15: ffff99a21ac21e80
>[1294007.584060] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1294007.584062] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1294007.584064] CR2: 00007f3f0982cf10 CR3: 0000000114354000 CR4: 00000000000106f0
>[1294007.584068] Call Trace:
>[1294007.584072]  <IRQ>
>[1294007.584077]  ? watchdog_timer_fn+0x1a8/0x210
>[1294007.584085]  ? __pfx_watchdog_timer_fn+0x10/0x10
>[1294007.584094]  ? __hrtimer_run_queues+0x112/0x2b0
>[1294007.584100]  ? hrtimer_interrupt+0xf8/0x230
>[1294007.584104]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1294007.584109]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1294007.584115]  </IRQ>
>[1294007.584116]  <TASK>
>[1294007.584118]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1294007.584123]  ? __pfx_vbg_heartbeat_timer+0x10/0x10 [vboxguest]
>[1294007.584133]  ? vbg_req_perform+0x2c/0x40 [vboxguest]
>[1294007.584140]  vbg_heartbeat_timer+0x1d/0x40 [vboxguest]
>[1294007.584147]  call_timer_fn+0x27/0x130
>[1294007.584151]  ? __pfx_vbg_heartbeat_timer+0x10/0x10 [vboxguest]
>[1294007.584157]  __run_timers+0x222/0x2c0
>[1294007.584162]  run_timer_softirq+0x1d/0x40
>[1294007.584165]  __do_softirq+0xd4/0x2c8
>[1294007.584171]  ? __pfx_smpboot_thread_fn+0x10/0x10
>[1294007.584175]  run_ksoftirqd+0x2c/0x40
>[1294007.584180]  smpboot_thread_fn+0xdc/0x1d0
>[1294007.584184]  kthread+0xde/0x110
>[1294007.584188]  ? __pfx_kthread+0x10/0x10
>[1294007.584191]  ret_from_fork+0x2c/0x50
>[1294007.584203]  </TASK>
>[1294035.572835] watchdog: BUG: soft lockup - CPU#0 stuck for 47s! [ksoftirqd/0:15]
>[1294035.572846] Modules linked in: nf_log_syslog nft_log nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter ip_tables snd_seq_dummy snd_hrtimer tls rfkill qrtr lz4 lz4_compress snd_intel8x0 snd_ac97_codec ac97_bus snd_seq snd_seq_device snd_pcm snd_timer snd intel_rapl_msr intel_rapl_common soundcore pcspkr xfs joydev i2c_piix4 vboxguest auth_rpcgss sunrpc loop zram vmwgfx e1000 drm_ttm_helper crc32c_intel sha512_ssse3 serio_raw ttm video wmi ata_generic pata_acpi scsi_dh_rdac scsi_dh_emc scsi_dh_alua fuse dm_multipath
>[1294035.572917] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1294035.572922] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1294035.572925] RIP: 0010:e1000_clean_rx_irq+0x1cd/0x500 [e1000]
>[1294035.572959] Code: 41 81 e5 ff 0f 66 41 89 86 98 00 00 00 66 45 89 ae 9a 00 00 00 49 8d bc 24 b0 02 00 00 4c 89 f6 e8 38 43 a7 c3 83 7c 24 14 10 <41> c6 47 0c 00 0f 84 1d 01 00 00 c6 44 24 34 01 f6 43 0c 01 0f 84
>[1294035.572963] RSP: 0018:ffffb5d800083cd0 EFLAGS: 00010283
>[1294035.572966] RAX: 0000000000000003 RBX: ffff99a0c111a4b0 RCX: 000000008010000c
>[1294035.572969] RDX: 0000000000000000 RSI: ffff99a1ce4e2800 RDI: ffff99a1c02f2740
>[1294035.572971] RBP: ffffb5d8030dd4a0 R08: 0000000000000000 R09: 000000008010000c
>[1294035.572974] R10: ffff99a1fb5a5800 R11: 0000000108110782 R12: ffff99a1c8f8e9c0
>[1294035.572976] R13: 0000000000000000 R14: ffff99a1ce4e2c00 R15: ffff99a0c111a4a0
>[1294035.572978] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1294035.572981] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1294035.572983] CR2: 00007f3f0982cf10 CR3: 0000000114354000 CR4: 00000000000106f0
>[1294035.572987] Call Trace:
>[1294035.572990]  <IRQ>
>[1294035.572995]  ? watchdog_timer_fn+0x1a8/0x210
>[1294035.573003]  ? __pfx_watchdog_timer_fn+0x10/0x10
>[1294035.573007]  ? __hrtimer_run_queues+0x112/0x2b0
>[1294035.573012]  ? hrtimer_interrupt+0xf8/0x230
>[1294035.573016]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1294035.573020]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1294035.573026]  </IRQ>
>[1294035.573028]  <TASK>
>[1294035.573029]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1294035.573036]  ? e1000_clean_rx_irq+0x1cd/0x500 [e1000]
>[1294035.573051]  e1000_clean+0x28c/0x990 [e1000]
>[1294035.573065]  ? __queue_work+0x1dd/0x440
>[1294035.573069]  ? __pfx_writeout_period+0x10/0x10
>[1294035.573073]  ? __pfx_delayed_work_timer_fn+0x10/0x10
>[1294035.573077]  __napi_poll+0x2b/0x1c0
>[1294035.573082]  net_rx_action+0x29f/0x350
>[1294035.573086]  __do_softirq+0xd4/0x2c8
>[1294035.573091]  ? __pfx_smpboot_thread_fn+0x10/0x10
>[1294035.573095]  run_ksoftirqd+0x2c/0x40
>[1294035.573100]  smpboot_thread_fn+0xdc/0x1d0
>[1294035.573103]  kthread+0xde/0x110
>[1294035.573107]  ? __pfx_kthread+0x10/0x10
>[1294035.573110]  ret_from_fork+0x2c/0x50
>[1294035.573133]  </TASK>
>[1294108.746710] rcu: INFO: rcu_preempt self-detected stall on CPU
>[1294108.746738] rcu: 	0-...!: (5889 ticks this GP) idle=0f2c/1/0x4000000000000000 softirq=113277452/113277452 fqs=0
>[1294108.746746] rcu: 	(t=60014 jiffies g=128827765 q=3896 ncpus=1)
>[1294108.746750] rcu: rcu_preempt kthread timer wakeup didn't happen for 60011 jiffies! g128827765 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
>[1294108.746754] rcu: 	Possible timer handling issue on cpu=0 timer-softirq=892940865
>[1294108.746756] rcu: rcu_preempt kthread starved for 60014 jiffies! g128827765 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0
>[1294108.746760] rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
>[1294108.746761] rcu: RCU grace-period kthread stack dump:
>[1294108.746763] task:rcu_preempt     state:I stack:0     pid:16    ppid:2      flags:0x00004000
>[1294108.746769] Call Trace:
>[1294108.746772]  <TASK>
>[1294108.746779]  __schedule+0x449/0x1480
>[1294108.746791]  ? lock_timer_base+0x61/0x80
>[1294108.746799]  schedule+0x5e/0xd0
>[1294108.746803]  schedule_timeout+0x98/0x160
>[1294108.746808]  ? __pfx_process_timeout+0x10/0x10
>[1294108.746812]  rcu_gp_fqs_loop+0x141/0x520
>[1294108.746818]  ? __note_gp_changes+0x153/0x1a0
>[1294108.746821]  ? __pfx_rcu_gp_kthread+0x10/0x10
>[1294108.746824]  rcu_gp_kthread+0xea/0x1e0
>[1294108.746827]  kthread+0xde/0x110
>[1294108.746833]  ? __pfx_kthread+0x10/0x10
>[1294108.746887]  ret_from_fork+0x2c/0x50
>[1294108.746895]  </TASK>
>[1294108.746897] rcu: Stack dump where RCU GP kthread last ran:
>[1294108.746899] CPU: 0 PID: 1010085 Comm: sssd_be Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1294108.746903] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1294108.746905] RIP: 0010:do_epoll_wait+0x15b/0x7d0
>[1294108.746910] Code: 0f 84 ad 02 00 00 48 8b 01 48 0b 41 08 0f 85 f3 05 00 00 48 c7 44 24 28 00 00 00 00 bb 01 00 00 00 48 c7 44 24 40 00 00 00 00 <49> 8b 54 24 50 4d 8d 54 24 50 41 bf 01 00 00 00 49 39 d2 0f 84 a0
>[1294108.746913] RSP: 0018:ffffb5d803b9bd40 EFLAGS: 00010246
>[1294108.746916] RAX: ffffb5d803b9bd88 RBX: 0000000000000000 RCX: 0000000225c17d03
>[1294108.746918] RDX: 0004999efd0dac34 RSI: 0000000000000001 RDI: 0000000002293c34
>[1294108.746920] RBP: ffff99a1d9000300 R08: 00000000000f4240 R09: 0018d35199c09b91
>[1294108.746922] R10: 0000000000000000 R11: 0000000000000000 R12: ffff99a0cd2b3f00
>[1294108.746923] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000
>[1294108.746925] FS:  00007f8416c308c0(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1294108.746928] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1294108.746930] CR2: 00007f3f0982cf10 CR3: 000000011143a000 CR4: 00000000000106f0
>[1294108.746934] Call Trace:
>[1294108.746939]  <IRQ>
>[1294108.746941]  ? rcu_check_gp_kthread_starvation+0x120/0x1a0
>[1294108.746945]  ? rcu_sched_clock_irq+0x4ed/0x1150
>[1294108.746948]  ? sched_slice+0x87/0x140
>[1294108.746954]  ? timekeeping_update+0xdd/0x130
>[1294108.746958]  ? timekeeping_advance+0x377/0x590
>[1294108.746962]  ? update_process_times+0x74/0xb0
>[1294108.746965]  ? tick_sched_handle+0x22/0x60
>[1294108.746969]  ? tick_sched_timer+0x67/0x80
>[1294108.746972]  ? __pfx_tick_sched_timer+0x10/0x10
>[1294108.746975]  ? __hrtimer_run_queues+0x112/0x2b0
>[1294108.746979]  ? hrtimer_interrupt+0xf8/0x230
>[1294108.746985]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1294108.746989]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1294108.746995]  </IRQ>
>[1294108.746996]  <TASK>
>[1294108.746997]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1294108.747033]  ? do_epoll_wait+0x15b/0x7d0
>[1294108.747038]  ? fpu__restore_sig+0x75/0x90
>[1294108.747043]  ? restore_sigcontext+0x16f/0x1d0
>[1294108.747048]  __x64_sys_epoll_wait+0x73/0x110
>[1294108.747052]  do_syscall_64+0x5f/0x90
>[1294108.747057]  ? __do_sys_rt_sigreturn+0xe1/0xf0
>[1294108.747061]  ? syscall_exit_to_user_mode+0x1b/0x40
>[1294108.747064]  ? do_syscall_64+0x6b/0x90
>[1294108.747067]  ? syscall_exit_to_user_mode+0x1b/0x40
>[1294108.747070]  ? do_syscall_64+0x6b/0x90
>[1294108.747073]  ? __do_sys_rt_sigreturn+0xe1/0xf0
>[1294108.747076]  ? syscall_exit_to_user_mode+0x1b/0x40
>[1294108.747079]  ? do_syscall_64+0x6b/0x90
>[1294108.747083]  ? do_syscall_64+0x6b/0x90
>[1294108.747086]  entry_SYSCALL_64_after_hwframe+0x72/0xdc
>[1294108.747090] RIP: 0033:0x7f8417173157
>[1294108.816365] Code: 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 80 3d ad f4 0c 00 00 41 89 ca 74 10 b8 e8 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 59 c3 48 83 ec 28 89 54 24 18 48 89 74 24 10
>[1294108.816369] RSP: 002b:00007ffd75f20f18 EFLAGS: 00000202 ORIG_RAX: 00000000000000e8
>[1294108.816374] RAX: ffffffffffffffda RBX: 0000000000002710 RCX: 00007f8417173157
>[1294108.816376] RDX: 0000000000000001 RSI: 00007ffd75f20f4c RDI: 0000000000000003
>[1294108.816379] RBP: 000055ca478f9180 R08: 000757acae212259 R09: 000055ca478f9370
>[1294108.816381] R10: 0000000000002710 R11: 0000000000000202 R12: 00007f84173a0ee0
>[1294108.816383] R13: 00007ffd75f21380 R14: 000055ca473082d8 R15: 00007f8417428000
>[1294108.816391]  </TASK>
>[1294108.816435] CPU: 0 PID: 1010085 Comm: sssd_be Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1294108.816442] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1294108.816444] RIP: 0010:do_epoll_wait+0x15b/0x7d0
>[1294108.816453] Code: 0f 84 ad 02 00 00 48 8b 01 48 0b 41 08 0f 85 f3 05 00 00 48 c7 44 24 28 00 00 00 00 bb 01 00 00 00 48 c7 44 24 40 00 00 00 00 <49> 8b 54 24 50 4d 8d 54 24 50 41 bf 01 00 00 00 49 39 d2 0f 84 a0
>[1294108.816456] RSP: 0018:ffffb5d803b9bd40 EFLAGS: 00010246
>[1294108.816459] RAX: ffffb5d803b9bd88 RBX: 0000000000000000 RCX: 0000000225c17d03
>[1294108.816461] RDX: 0004999efd0dac34 RSI: 0000000000000001 RDI: 0000000002293c34
>[1294108.816463] RBP: ffff99a1d9000300 R08: 00000000000f4240 R09: 0018d35199c09b91
>[1294108.816465] R10: 0000000000000000 R11: 0000000000000000 R12: ffff99a0cd2b3f00
>[1294108.816467] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000
>[1294108.816470] FS:  00007f8416c308c0(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1294108.816473] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1294108.816475] CR2: 00007f3f0982cf10 CR3: 000000011143a000 CR4: 00000000000106f0
>[1294108.816479] Call Trace:
>[1294108.816482]  <IRQ>
>[1294108.816485]  ? rcu_dump_cpu_stacks+0xc4/0x100
>[1294108.816492]  ? rcu_sched_clock_irq+0x4f2/0x1150
>[1294108.816495]  ? sched_slice+0x87/0x140
>[1294108.816501]  ? timekeeping_update+0xdd/0x130
>[1294108.816505]  ? timekeeping_advance+0x377/0x590
>[1294108.816510]  ? update_process_times+0x74/0xb0
>[1294108.816513]  ? tick_sched_handle+0x22/0x60
>[1294108.816518]  ? tick_sched_timer+0x67/0x80
>[1294108.816521]  ? __pfx_tick_sched_timer+0x10/0x10
>[1294108.816524]  ? __hrtimer_run_queues+0x112/0x2b0
>[1294108.816528]  ? hrtimer_interrupt+0xf8/0x230
>[1294108.816533]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1294108.816537]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1294108.816577]  </IRQ>
>[1294108.816579]  <TASK>
>[1294108.816581]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1294108.816587]  ? do_epoll_wait+0x15b/0x7d0
>[1294108.816591]  ? fpu__restore_sig+0x75/0x90
>[1294108.816595]  ? restore_sigcontext+0x16f/0x1d0
>[1294108.816599]  __x64_sys_epoll_wait+0x73/0x110
>[1294108.816603]  do_syscall_64+0x5f/0x90
>[1294108.816607]  ? __do_sys_rt_sigreturn+0xe1/0xf0
>[1294108.816610]  ? syscall_exit_to_user_mode+0x1b/0x40
>[1294108.816612]  ? do_syscall_64+0x6b/0x90
>[1294108.816615]  ? syscall_exit_to_user_mode+0x1b/0x40
>[1294108.816618]  ? do_syscall_64+0x6b/0x90
>[1294108.816621]  ? __do_sys_rt_sigreturn+0xe1/0xf0
>[1294108.816624]  ? syscall_exit_to_user_mode+0x1b/0x40
>[1294108.816627]  ? do_syscall_64+0x6b/0x90
>[1294108.816633]  ? do_syscall_64+0x6b/0x90
>[1294108.816637]  entry_SYSCALL_64_after_hwframe+0x72/0xdc
>[1294108.816640] RIP: 0033:0x7f8417173157
>[1294108.816650] Code: 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 80 3d ad f4 0c 00 00 41 89 ca 74 10 b8 e8 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 59 c3 48 83 ec 28 89 54 24 18 48 89 74 24 10
>[1294108.816653] RSP: 002b:00007ffd75f20f18 EFLAGS: 00000202 ORIG_RAX: 00000000000000e8
>[1294108.816655] RAX: ffffffffffffffda RBX: 0000000000002710 RCX: 00007f8417173157
>[1294108.816657] RDX: 0000000000000001 RSI: 00007ffd75f20f4c RDI: 0000000000000003
>[1294108.816659] RBP: 000055ca478f9180 R08: 000757acae212259 R09: 000055ca478f9370
>[1294108.816661] R10: 0000000000002710 R11: 0000000000000202 R12: 00007f84173a0ee0
>[1294108.816662] R13: 00007ffd75f21380 R14: 000055ca473082d8 R15: 00007f8417428000
>[1294108.816666]  </TASK>
>[1294288.760205] rcu: INFO: rcu_preempt self-detected stall on CPU
>[1294288.760216] rcu: 	0-...!: (24044 ticks this GP) idle=0f2c/1/0x4000000000000000 softirq=113277452/113277452 fqs=1
>[1294288.760223] rcu: 	(t=240032 jiffies g=128827765 q=3922 ncpus=1)
>[1294288.760227] rcu: rcu_preempt kthread timer wakeup didn't happen for 179844 jiffies! g128827765 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
>[1294288.760231] rcu: 	Possible timer handling issue on cpu=0 timer-softirq=892940865
>[1294288.760234] rcu: rcu_preempt kthread starved for 179847 jiffies! g128827765 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0
>[1294288.760237] rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
>[1294288.760239] rcu: RCU grace-period kthread stack dump:
>[1294288.760241] task:rcu_preempt     state:I stack:0     pid:16    ppid:2      flags:0x00004000
>[1294288.760247] Call Trace:
>[1294288.760250]  <TASK>
>[1294288.760258]  __schedule+0x449/0x1480
>[1294288.760268]  ? lock_timer_base+0x61/0x80
>[1294288.760276]  schedule+0x5e/0xd0
>[1294288.760306]  schedule_timeout+0x98/0x160
>[1294288.760311]  ? __pfx_process_timeout+0x10/0x10
>[1294288.760315]  rcu_gp_fqs_loop+0x141/0x520
>[1294288.760321]  ? __note_gp_changes+0x153/0x1a0
>[1294288.760324]  ? __pfx_rcu_gp_kthread+0x10/0x10
>[1294288.760327]  rcu_gp_kthread+0xea/0x1e0
>[1294288.760330]  kthread+0xde/0x110
>[1294288.760335]  ? __pfx_kthread+0x10/0x10
>[1294288.760339]  ret_from_fork+0x2c/0x50
>[1294288.760346]  </TASK>
>[1294288.760347] rcu: Stack dump where RCU GP kthread last ran:
>[1294288.760350] CPU: 0 PID: 27 Comm: kcompactd0 Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1294288.760354] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1294288.760357] RIP: 0010:_raw_spin_lock+0x17/0x30
>[1294288.760362] Code: 00 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 0f 1f 44 00 00 65 ff 05 98 11 08 7c 31 c0 ba 01 00 00 00 <3e> 0f b1 17 75 05 e9 3e 14 00 00 89 c6 e8 97 01 00 00 90 e9 31 14
>[1294288.760365] RSP: 0018:ffffb5d8000e3c28 EFLAGS: 00010246
>[1294288.760369] RAX: 0000000000000000 RBX: ffffe06280623440 RCX: 0000000000000000
>[1294288.760372] RDX: 0000000000000001 RSI: 000000000000000c RDI: ffff99a0d88d1010
>[1294288.760374] RBP: ffff99a0d88d1000 R08: 0000000000000001 R09: 0000000000623440
>[1294288.760376] R10: 0000000000000001 R11: 0000000000000030 R12: ffff99a0d88d1010
>[1294288.760378] R13: 00000000000188d1 R14: 0000000000000000 R15: ffffb5d8000e3df0
>[1294288.760381] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1294288.760383] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1294288.760385] CR2: 00007f436bf73000 CR3: 00000000484ac000 CR4: 00000000000106f0
>[1294288.760390] Call Trace:
>[1294288.760392]  <IRQ>
>[1294288.760394]  ? rcu_check_gp_kthread_starvation+0x120/0x1a0
>[1294288.760399]  ? rcu_sched_clock_irq+0x4ed/0x1150
>[1294288.760402]  ? sched_slice+0x87/0x140
>[1294288.760408]  ? timekeeping_update+0xdd/0x130
>[1294288.760412]  ? timekeeping_advance+0x377/0x590
>[1294288.760417]  ? update_process_times+0x74/0xb0
>[1294288.760421]  ? tick_sched_handle+0x22/0x60
>[1294288.760425]  ? tick_sched_timer+0x67/0x80
>[1294288.760429]  ? __pfx_tick_sched_timer+0x10/0x10
>[1294288.760432]  ? __hrtimer_run_queues+0x112/0x2b0
>[1294288.760437]  ? hrtimer_interrupt+0xf8/0x230
>[1294288.760441]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1294288.760446]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1294288.760451]  </IRQ>
>[1294288.760453]  <TASK>
>[1294288.760454]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1294288.760462]  ? _raw_spin_lock+0x17/0x30
>[1294288.760466]  z3fold_page_isolate+0x5e/0x160
>[1294288.760473]  isolate_movable_page+0x9d/0x130
>[1294288.760478]  isolate_migratepages_block+0xbd0/0x1680
>[1294288.760485]  compact_zone+0x38e/0xde0
>[1294288.760489]  ? __compaction_suitable+0x3a/0xb0
>[1294288.760493]  proactive_compact_node+0x87/0xe0
>[1294288.760498]  kcompactd+0x357/0x430
>[1294288.760502]  ? __pfx_autoremove_wake_function+0x10/0x10
>[1294288.760507]  ? __pfx_kcompactd+0x10/0x10
>[1294288.760510]  kthread+0xde/0x110
>[1294288.760514]  ? __pfx_kthread+0x10/0x10
>[1294288.760517]  ret_from_fork+0x2c/0x50
>[1294288.760523]  </TASK>
>[1294288.760535] CPU: 0 PID: 27 Comm: kcompactd0 Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1294288.760539] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1294288.760540] RIP: 0010:_raw_spin_lock+0x17/0x30
>[1294288.760545] Code: 00 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 0f 1f 44 00 00 65 ff 05 98 11 08 7c 31 c0 ba 01 00 00 00 <3e> 0f b1 17 75 05 e9 3e 14 00 00 89 c6 e8 97 01 00 00 90 e9 31 14
>[1294288.760548] RSP: 0018:ffffb5d8000e3c28 EFLAGS: 00010246
>[1294288.760550] RAX: 0000000000000000 RBX: ffffe06280623440 RCX: 0000000000000000
>[1294288.760552] RDX: 0000000000000001 RSI: 000000000000000c RDI: ffff99a0d88d1010
>[1294288.760554] RBP: ffff99a0d88d1000 R08: 0000000000000001 R09: 0000000000623440
>[1294288.760556] R10: 0000000000000001 R11: 0000000000000030 R12: ffff99a0d88d1010
>[1294288.760558] R13: 00000000000188d1 R14: 0000000000000000 R15: ffffb5d8000e3df0
>[1294288.760560] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1294288.760562] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1294288.760566] CR2: 00007f436bf73000 CR3: 00000000484ac000 CR4: 00000000000106f0
>[1294288.760568] Call Trace:
>[1294288.760569]  <IRQ>
>[1294288.760571]  ? rcu_dump_cpu_stacks+0xc4/0x100
>[1294288.760575]  ? rcu_sched_clock_irq+0x4f2/0x1150
>[1294288.760578]  ? sched_slice+0x87/0x140
>[1294288.760581]  ? timekeeping_update+0xdd/0x130
>[1294288.760585]  ? timekeeping_advance+0x377/0x590
>[1294288.760590]  ? update_process_times+0x74/0xb0
>[1294288.760593]  ? tick_sched_handle+0x22/0x60
>[1294288.760597]  ? tick_sched_timer+0x67/0x80
>[1294288.760600]  ? __pfx_tick_sched_timer+0x10/0x10
>[1294288.760603]  ? __hrtimer_run_queues+0x112/0x2b0
>[1294288.760607]  ? hrtimer_interrupt+0xf8/0x230
>[1294288.760611]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1294288.760615]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1294288.760619]  </IRQ>
>[1294288.760620]  <TASK>
>[1294288.760622]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1294288.760626]  ? _raw_spin_lock+0x17/0x30
>[1294288.760630]  z3fold_page_isolate+0x5e/0x160
>[1294288.760635]  isolate_movable_page+0x9d/0x130
>[1294288.760638]  isolate_migratepages_block+0xbd0/0x1680
>[1294288.760643]  compact_zone+0x38e/0xde0
>[1294288.760647]  ? __compaction_suitable+0x3a/0xb0
>[1294288.760651]  proactive_compact_node+0x87/0xe0
>[1294288.760657]  kcompactd+0x357/0x430
>[1294288.760660]  ? __pfx_autoremove_wake_function+0x10/0x10
>[1294288.760664]  ? __pfx_kcompactd+0x10/0x10
>[1294288.760668]  kthread+0xde/0x110
>[1294288.760671]  ? __pfx_kthread+0x10/0x10
>[1294288.760675]  ret_from_fork+0x2c/0x50
>[1294288.760680]  </TASK>
>[1294367.588359] watchdog: BUG: soft lockup - CPU#0 stuck for 22s! [ksoftirqd/0:15]
>[1294367.588371] Modules linked in: nf_log_syslog nft_log nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter ip_tables snd_seq_dummy snd_hrtimer tls rfkill qrtr lz4 lz4_compress snd_intel8x0 snd_ac97_codec ac97_bus snd_seq snd_seq_device snd_pcm snd_timer snd intel_rapl_msr intel_rapl_common soundcore pcspkr xfs joydev i2c_piix4 vboxguest auth_rpcgss sunrpc loop zram vmwgfx e1000 drm_ttm_helper crc32c_intel sha512_ssse3 serio_raw ttm video wmi ata_generic pata_acpi scsi_dh_rdac scsi_dh_emc scsi_dh_alua fuse dm_multipath
>[1294367.588447] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1294367.588451] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1294367.588454] RIP: 0010:kmem_cache_free+0x122/0x3b0
>[1294367.588464] Code: 03 15 2a b5 5a 01 48 29 d0 8b 55 20 89 c1 48 0f af d1 0f b6 4d 24 48 c1 ea 20 29 d0 d3 e8 0f b6 4d 25 01 d0 d3 e8 48 8d 34 c6 <4c> 8b 36 4d 85 f6 74 76 48 c7 06 00 00 00 00 8b 75 18 4c 89 f7 48
>[1294367.588467] RSP: 0018:ffffb5d800083a38 EFLAGS: 00010212
>[1294367.588471] RAX: 0000000000000007 RBX: ffff99a1cb06e700 RCX: 0000000000000007
>[1294367.588473] RDX: 0000000000000000 RSI: ffff99a0cb1253b8 RDI: 0000000000002000
>[1294367.588476] RBP: ffff99a1c03d5c00 R08: ffffb5d800083801 R09: ffffffff86b65e80
>[1294367.588478] R10: 0000000000000001 R11: 0000000000000000 R12: ffffe062842c1b80
>[1294367.588479] R13: ffffffff83e2b679 R14: ffff99a1ca9d5400 R15: ffff99a1cd349460
>[1294367.588482] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1294367.588485] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1294367.588487] CR2: 00005586b5bd78c0 CR3: 000000012d2e0000 CR4: 00000000000106f0
>[1294367.588491] Call Trace:
>[1294367.588495]  <IRQ>
>[1294367.588500]  ? watchdog_timer_fn+0x1a8/0x210
>[1294367.588506]  ? __pfx_watchdog_timer_fn+0x10/0x10
>[1294367.588510]  ? __hrtimer_run_queues+0x112/0x2b0
>[1294367.588515]  ? hrtimer_interrupt+0xf8/0x230
>[1294367.588519]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1294367.588524]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1294367.588530]  </IRQ>
>[1294367.588531]  <TASK>
>[1294367.588533]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1294367.588537]  ? arp_process+0x309/0x960
>[1294367.588544]  ? kmem_cache_free+0x122/0x3b0
>[1294367.588548]  ? kmem_cache_free+0x19/0x3b0
>[1294367.588551]  arp_process+0x309/0x960
>[1294367.588556]  ? __skb_clone+0x29/0x110
>[1294367.588561]  ? arp_rcv+0x78/0x1f0
>[1294367.588565]  __netif_receive_skb_core.constprop.0+0x3b8/0xf70
>[1294367.588570]  ? ip_list_rcv+0x13d/0x170
>[1294367.588575]  __netif_receive_skb_list_core+0x13a/0x2c0
>[1294367.588579]  netif_receive_skb_list_internal+0x1d1/0x310
>[1294367.588583]  napi_gro_receive+0xd0/0x210
>[1294367.588589]  e1000_clean_rx_irq+0x1c8/0x500 [e1000]
>[1294367.588605]  e1000_clean+0x28c/0x990 [e1000]
>[1294367.588619]  ? __pfx_delayed_work_timer_fn+0x10/0x10
>[1294367.588624]  __napi_poll+0x2b/0x1c0
>[1294367.588628]  net_rx_action+0x29f/0x350
>[1294367.588632]  __do_softirq+0xd4/0x2c8
>[1294367.588637]  ? __pfx_smpboot_thread_fn+0x10/0x10
>[1294367.588641]  run_ksoftirqd+0x2c/0x40
>[1294367.588646]  smpboot_thread_fn+0xdc/0x1d0
>[1294367.588649]  kthread+0xde/0x110
>[1294367.588653]  ? __pfx_kthread+0x10/0x10
>[1294367.588656]  ret_from_fork+0x2c/0x50
>[1294367.588663]  </TASK>
>[1294453.618235] rcu: INFO: rcu_preempt self-detected stall on CPU
>[1294453.618246] rcu: 	0-...!: (847 ticks this GP) idle=0f2c/1/0x4000000000000000 softirq=113277453/113277453 fqs=0
>[1294453.618253] rcu: 	(t=60017 jiffies g=128827769 q=3960 ncpus=1)
>[1294453.618257] rcu: rcu_preempt kthread timer wakeup didn't happen for 60014 jiffies! g128827769 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
>[1294453.618261] rcu: 	Possible timer handling issue on cpu=0 timer-softirq=892940866
>[1294453.618263] rcu: rcu_preempt kthread starved for 60017 jiffies! g128827769 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0
>[1294453.618266] rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
>[1294453.618268] rcu: RCU grace-period kthread stack dump:
>[1294453.618269] task:rcu_preempt     state:I stack:0     pid:16    ppid:2      flags:0x00004000
>[1294453.618275] Call Trace:
>[1294453.618278]  <TASK>
>[1294453.618285]  __schedule+0x449/0x1480
>[1294453.618297]  ? lock_timer_base+0x61/0x80
>[1294453.618305]  schedule+0x5e/0xd0
>[1294453.618308]  schedule_timeout+0x98/0x160
>[1294453.618313]  ? __pfx_process_timeout+0x10/0x10
>[1294453.618316]  rcu_gp_fqs_loop+0x141/0x520
>[1294453.618322]  ? __note_gp_changes+0x153/0x1a0
>[1294453.618326]  ? __pfx_rcu_gp_kthread+0x10/0x10
>[1294453.618329]  rcu_gp_kthread+0xea/0x1e0
>[1294453.618332]  kthread+0xde/0x110
>[1294453.618337]  ? __pfx_kthread+0x10/0x10
>[1294453.618341]  ret_from_fork+0x2c/0x50
>[1294453.618348]  </TASK>
>[1294453.618350] rcu: Stack dump where RCU GP kthread last ran:
>[1294453.618352] CPU: 0 PID: 389 Comm: btrfs-transacti Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1294453.618356] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1294453.618358] RIP: 0010:__blk_rq_map_sg+0x79/0x4e0
>[1294453.618365] Code: 48 8b 01 49 89 fb 31 f6 48 c7 44 24 58 00 00 00 00 49 89 cf 48 c7 44 24 60 00 00 00 00 48 89 54 24 20 4c 89 64 24 50 49 89 dc <41> 8b 4c 24 2c 41 8b 6c 24 28 45 8b 54 24 30 89 4c 24 2c 85 ed 0f
>[1294453.618368] RSP: 0018:ffffb5d800823508 EFLAGS: 00010246
>[1294453.618372] RAX: 0000000000000000 RBX: ffff99a0c996b300 RCX: ffffb5d8008235b8
>[1294453.618374] RDX: ffff99a1c7900a88 RSI: 0000000000000000 RDI: ffff99a1c7181220
>[1294453.618376] RBP: ffff99a1c3d11000 R08: ffffb5d800823490 R09: ffffb5d8008235b8
>[1294453.618378] R10: ffff99a1c7900a88 R11: ffff99a1c7181220 R12: ffff99a0c996b300
>[1294453.618381] R13: ffff99a1c7900a28 R14: ffff99a1c7900840 R15: ffffb5d8008235b8
>[1294453.618383] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1294453.618386] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1294453.618388] CR2: 00005586b5bd78c0 CR3: 000000013b57e000 CR4: 00000000000106f0
>[1294453.618393] Call Trace:
>[1294453.618412]  <IRQ>
>[1294453.618415]  ? rcu_check_gp_kthread_starvation+0x120/0x1a0
>[1294453.618420]  ? rcu_sched_clock_irq+0x4ed/0x1150
>[1294453.618424]  ? sched_slice+0x87/0x140
>[1294453.618429]  ? timekeeping_update+0xdd/0x130
>[1294453.618433]  ? timekeeping_advance+0x377/0x590
>[1294453.618437]  ? update_process_times+0x74/0xb0
>[1294453.618440]  ? tick_sched_handle+0x22/0x60
>[1294453.618445]  ? tick_sched_timer+0x67/0x80
>[1294453.618448]  ? __pfx_tick_sched_timer+0x10/0x10
>[1294453.618451]  ? __hrtimer_run_queues+0x112/0x2b0
>[1294453.618455]  ? hrtimer_interrupt+0xf8/0x230
>[1294453.618459]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1294453.618463]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1294453.618468]  </IRQ>
>[1294453.618470]  <TASK>
>[1294453.618471]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1294453.618480]  ? __blk_rq_map_sg+0x79/0x4e0
>[1294453.618484]  ? __sg_alloc_table+0x76/0x180
>[1294453.618488]  scsi_alloc_sgtables+0xaf/0x3e0
>[1294453.618494]  sd_init_command+0x14c/0xa70
>[1294453.618499]  scsi_queue_rq+0x885/0xc80
>[1294453.618504]  blk_mq_dispatch_rq_list+0x2f6/0x880
>[1294453.618509]  ? bfq_dispatch_request+0xf0/0x1230
>[1294453.618515]  blk_mq_do_dispatch_sched+0x324/0x3c0
>[1294453.618520]  __blk_mq_sched_dispatch_requests+0xec/0x130
>[1294453.618524]  blk_mq_sched_dispatch_requests+0x34/0x60
>[1294453.618527]  __blk_mq_run_hw_queue+0x70/0x90
>[1294453.618530]  blk_mq_sched_insert_requests+0x73/0x170
>[1294453.618537]  blk_mq_flush_plug_list+0x137/0x300
>[1294453.618544]  blk_add_rq_to_plug+0xa4/0x150
>[1294453.618548]  blk_mq_submit_bio+0x370/0x5e0
>[1294453.618552]  __submit_bio+0xf5/0x180
>[1294453.618557]  submit_bio_noacct_nocheck+0x332/0x370
>[1294453.618561]  __btrfs_submit_bio+0x89/0x140
>[1294453.618567]  btrfs_submit_chunk+0x150/0x4c0
>[1294453.618572]  btrfs_submit_bio+0x1a/0x30
>[1294453.618575]  submit_one_bio+0x61/0x1b0
>[1294453.618580]  btree_write_cache_pages+0x85e/0x8d0
>[1294453.618585]  ? __pfx_end_bio_extent_buffer_writepage+0x10/0x10
>[1294453.618590]  do_writepages+0xd2/0x1e0
>[1294453.618596]  ? merge_state.part.0+0x46/0x100
>[1294453.618600]  filemap_fdatawrite_wbc+0x63/0x90
>[1294453.618604]  __filemap_fdatawrite_range+0x5c/0x80
>[1294453.618609]  btrfs_write_marked_extents+0x72/0x150
>[1294453.618614]  btrfs_write_and_wait_transaction+0x70/0xf0
>[1294453.618618]  btrfs_commit_transaction+0x8c4/0xf00
>[1294453.618622]  ? start_transaction+0xc5/0x5c0
>[1294453.618626]  transaction_kthread+0x141/0x1b0
>[1294453.618630]  ? __pfx_transaction_kthread+0x10/0x10
>[1294453.618633]  kthread+0xde/0x110
>[1294453.618636]  ? __pfx_kthread+0x10/0x10
>[1294453.618639]  ret_from_fork+0x2c/0x50
>[1294453.618645]  </TASK>
>[1294453.618656] CPU: 0 PID: 389 Comm: btrfs-transacti Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1294453.618659] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1294453.618661] RIP: 0010:__blk_rq_map_sg+0x79/0x4e0
>[1294453.618665] Code: 48 8b 01 49 89 fb 31 f6 48 c7 44 24 58 00 00 00 00 49 89 cf 48 c7 44 24 60 00 00 00 00 48 89 54 24 20 4c 89 64 24 50 49 89 dc <41> 8b 4c 24 2c 41 8b 6c 24 28 45 8b 54 24 30 89 4c 24 2c 85 ed 0f
>[1294453.618668] RSP: 0018:ffffb5d800823508 EFLAGS: 00010246
>[1294453.618671] RAX: 0000000000000000 RBX: ffff99a0c996b300 RCX: ffffb5d8008235b8
>[1294453.618673] RDX: ffff99a1c7900a88 RSI: 0000000000000000 RDI: ffff99a1c7181220
>[1294453.618675] RBP: ffff99a1c3d11000 R08: ffffb5d800823490 R09: ffffb5d8008235b8
>[1294453.618677] R10: ffff99a1c7900a88 R11: ffff99a1c7181220 R12: ffff99a0c996b300
>[1294453.618679] R13: ffff99a1c7900a28 R14: ffff99a1c7900840 R15: ffffb5d8008235b8
>[1294453.618681] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1294453.618683] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1294453.618685] CR2: 00005586b5bd78c0 CR3: 000000013b57e000 CR4: 00000000000106f0
>[1294453.618690] Call Trace:
>[1294453.618692]  <IRQ>
>[1294453.618693]  ? rcu_dump_cpu_stacks+0xc4/0x100
>[1294453.618698]  ? rcu_sched_clock_irq+0x4f2/0x1150
>[1294453.618701]  ? sched_slice+0x87/0x140
>[1294453.618705]  ? timekeeping_update+0xdd/0x130
>[1294453.618709]  ? timekeeping_advance+0x377/0x590
>[1294453.618713]  ? update_process_times+0x74/0xb0
>[1294453.618716]  ? tick_sched_handle+0x22/0x60
>[1294453.618719]  ? tick_sched_timer+0x67/0x80
>[1294453.618722]  ? __pfx_tick_sched_timer+0x10/0x10
>[1294453.618726]  ? __hrtimer_run_queues+0x112/0x2b0
>[1294453.618730]  ? hrtimer_interrupt+0xf8/0x230
>[1294453.618734]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1294453.618737]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1294453.618741]  </IRQ>
>[1294453.618742]  <TASK>
>[1294453.618763]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1294453.618769]  ? __blk_rq_map_sg+0x79/0x4e0
>[1294453.618774]  ? __sg_alloc_table+0x76/0x180
>[1294453.618778]  scsi_alloc_sgtables+0xaf/0x3e0
>[1294453.618782]  sd_init_command+0x14c/0xa70
>[1294453.618786]  scsi_queue_rq+0x885/0xc80
>[1294453.618789]  blk_mq_dispatch_rq_list+0x2f6/0x880
>[1294453.618793]  ? bfq_dispatch_request+0xf0/0x1230
>[1294453.618797]  blk_mq_do_dispatch_sched+0x324/0x3c0
>[1294453.618802]  __blk_mq_sched_dispatch_requests+0xec/0x130
>[1294453.618806]  blk_mq_sched_dispatch_requests+0x34/0x60
>[1294453.618809]  __blk_mq_run_hw_queue+0x70/0x90
>[1294453.618812]  blk_mq_sched_insert_requests+0x73/0x170
>[1294453.618816]  blk_mq_flush_plug_list+0x137/0x300
>[1294453.618821]  blk_add_rq_to_plug+0xa4/0x150
>[1294453.618824]  blk_mq_submit_bio+0x370/0x5e0
>[1294453.618829]  __submit_bio+0xf5/0x180
>[1294453.618832]  submit_bio_noacct_nocheck+0x332/0x370
>[1294453.618836]  __btrfs_submit_bio+0x89/0x140
>[1294453.618840]  btrfs_submit_chunk+0x150/0x4c0
>[1294453.618845]  btrfs_submit_bio+0x1a/0x30
>[1294453.618848]  submit_one_bio+0x61/0x1b0
>[1294453.618851]  btree_write_cache_pages+0x85e/0x8d0
>[1294453.618856]  ? __pfx_end_bio_extent_buffer_writepage+0x10/0x10
>[1294453.618861]  do_writepages+0xd2/0x1e0
>[1294453.618865]  ? merge_state.part.0+0x46/0x100
>[1294453.618869]  filemap_fdatawrite_wbc+0x63/0x90
>[1294453.618872]  __filemap_fdatawrite_range+0x5c/0x80
>[1294453.618876]  btrfs_write_marked_extents+0x72/0x150
>[1294453.618879]  btrfs_write_and_wait_transaction+0x70/0xf0
>[1294453.618882]  btrfs_commit_transaction+0x8c4/0xf00
>[1294453.618886]  ? start_transaction+0xc5/0x5c0
>[1294453.618890]  transaction_kthread+0x141/0x1b0
>[1294453.618893]  ? __pfx_transaction_kthread+0x10/0x10
>[1294453.618896]  kthread+0xde/0x110
>[1294453.618899]  ? __pfx_kthread+0x10/0x10
>[1294453.618903]  ret_from_fork+0x2c/0x50
>[1294453.618908]  </TASK>
>[1294563.626426] watchdog: BUG: soft lockup - CPU#0 stuck for 22s! [systemd:1]
>[1294563.626440] Modules linked in: nf_log_syslog nft_log nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter ip_tables snd_seq_dummy snd_hrtimer tls rfkill qrtr lz4 lz4_compress snd_intel8x0 snd_ac97_codec ac97_bus snd_seq snd_seq_device snd_pcm snd_timer snd intel_rapl_msr intel_rapl_common soundcore pcspkr xfs joydev i2c_piix4 vboxguest auth_rpcgss sunrpc loop zram vmwgfx e1000 drm_ttm_helper crc32c_intel sha512_ssse3 serio_raw ttm video wmi ata_generic pata_acpi scsi_dh_rdac scsi_dh_emc scsi_dh_alua fuse dm_multipath
>[1294563.626520] CPU: 0 PID: 1 Comm: systemd Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1294563.626524] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1294563.626527] RIP: 0010:avtab_search_node+0xbc/0x130
>[1294563.626537] Code: 31 c8 69 c0 6b ca eb 85 41 89 c1 41 c1 e9 0d 44 31 c8 69 c0 35 ae b2 c2 41 89 c1 41 c1 e9 10 44 31 c8 23 42 10 48 8b 12 48 98 <48> 8b 04 c2 48 85 c0 74 35 41 0f b7 50 06 66 81 e2 ff 7f 41 89 d0
>[1294563.626541] RSP: 0018:ffffb5d800013a00 EFLAGS: 00010202
>[1294563.626544] RAX: 0000000000005ea2 RBX: ffff99a1c2b6a8c8 RCX: 000000000000014d
>[1294563.626547] RDX: ffff99a0e2540000 RSI: 000000000000013f RDI: 0000000000000007
>[1294563.626549] RBP: ffffb5d800013a98 R08: ffffb5d800013a98 R09: 0000000000002bb5
>[1294563.626552] R10: ffff99a212510000 R11: 0000000000000002 R12: ffffb5d800013b80
>[1294563.626554] R13: ffffb5d800013c04 R14: 000000000000013e R15: 000000000000014d
>[1294563.626556] FS:  00007f54db786440(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1294563.626580] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1294563.626583] CR2: 00005586b5bd78c0 CR3: 000000010715e000 CR4: 00000000000106f0
>[1294563.626587] Call Trace:
>[1294563.626591]  <IRQ>
>[1294563.626598]  ? watchdog_timer_fn+0x1a8/0x210
>[1294563.626604]  ? __pfx_watchdog_timer_fn+0x10/0x10
>[1294563.626608]  ? __hrtimer_run_queues+0x112/0x2b0
>[1294563.626614]  ? hrtimer_interrupt+0xf8/0x230
>[1294563.626618]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1294563.626623]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1294563.626629]  </IRQ>
>[1294563.626631]  <TASK>
>[1294563.626632]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1294563.626640]  ? avtab_search_node+0xbc/0x130
>[1294563.626644]  cond_compute_av+0x3a/0xd0
>[1294563.626649]  context_struct_compute_av+0x27a/0x4d0
>[1294563.626654]  security_compute_av+0x11a/0x2c0
>[1294563.626658]  avc_compute_av.isra.0+0x58/0x200
>[1294563.626664]  avc_has_perm_noaudit+0xe6/0x120
>[1294563.626669]  selinux_inode_permission+0x136/0x1b0
>[1294563.626674]  security_inode_permission+0x3e/0x60
>[1294563.626679]  link_path_walk.part.0.constprop.0+0x29c/0x380
>[1294563.626686]  ? path_init+0x287/0x3c0
>[1294563.626689]  path_openat+0xae/0x1110
>[1294563.626693]  ? do_filp_open+0xb3/0x160
>[1294563.626696]  ? xa_load+0x8c/0xe0
>[1294563.626701]  do_filp_open+0xb3/0x160
>[1294563.626708]  do_sys_openat2+0xaf/0x170
>[1294563.626713]  __x64_sys_openat+0x6e/0xa0
>[1294563.626717]  do_syscall_64+0x5f/0x90
>[1294563.626722]  ? syscall_exit_to_user_mode+0x1b/0x40
>[1294563.626725]  ? do_syscall_64+0x6b/0x90
>[1294563.626729]  entry_SYSCALL_64_after_hwframe+0x72/0xdc
>[1294563.626733] RIP: 0033:0x7f54db31dfb0
>[1294563.713878] Code: 48 89 44 24 20 75 97 44 89 54 24 0c e8 29 c6 f8 ff 44 8b 54 24 0c 89 da 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 38 44 89 c7 89 44 24 0c e8 7c c6 f8 ff 8b 44
>[1294563.713882] RSP: 002b:00007fff04aaed60 EFLAGS: 00000293 ORIG_RAX: 0000000000000101
>[1294563.713887] RAX: ffffffffffffffda RBX: 0000000000080000 RCX: 00007f54db31dfb0
>[1294563.713890] RDX: 0000000000080000 RSI: 00007f54db6a4b75 RDI: 00000000ffffff9c
>[1294563.713892] RBP: 00007f54db6a4b75 R08: 0000000000000000 R09: 0000000000000001
>[1294563.713894] R10: 0000000000000000 R11: 0000000000000293 R12: 00007f54db6a4b75
>[1294563.713896] R13: 00007f54db668ac3 R14: 0000000000000001 R15: 00000000000003a1
>[1294563.713904]  </TASK>
>[1294633.711126] rcu: INFO: rcu_preempt self-detected stall on CPU
>[1294633.711136] rcu: 	0-...!: (7396 ticks this GP) idle=0f2c/1/0x4000000000000000 softirq=113277453/113277453 fqs=1
>[1294633.711143] rcu: 	(t=240114 jiffies g=128827769 q=3967 ncpus=1)
>[1294633.711147] rcu: rcu_preempt kthread timer wakeup didn't happen for 156809 jiffies! g128827769 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
>[1294633.711151] rcu: 	Possible timer handling issue on cpu=0 timer-softirq=892940867
>[1294633.711153] rcu: rcu_preempt kthread starved for 156812 jiffies! g128827769 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0
>[1294633.711157] rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
>[1294633.711159] rcu: RCU grace-period kthread stack dump:
>[1294633.711160] task:rcu_preempt     state:I stack:0     pid:16    ppid:2      flags:0x00004000
>[1294633.711167] Call Trace:
>[1294633.711169]  <TASK>
>[1294633.711176]  __schedule+0x449/0x1480
>[1294633.711186]  ? lock_timer_base+0x61/0x80
>[1294633.711194]  schedule+0x5e/0xd0
>[1294633.711199]  schedule_timeout+0x98/0x160
>[1294633.711208]  ? __pfx_process_timeout+0x10/0x10
>[1294633.711212]  rcu_gp_fqs_loop+0x141/0x520
>[1294633.711217]  ? __note_gp_changes+0x153/0x1a0
>[1294633.711221]  ? __pfx_rcu_gp_kthread+0x10/0x10
>[1294633.711224]  rcu_gp_kthread+0xea/0x1e0
>[1294633.711227]  kthread+0xde/0x110
>[1294633.711232]  ? __pfx_kthread+0x10/0x10
>[1294633.711236]  ret_from_fork+0x2c/0x50
>[1294633.711243]  </TASK>
>[1294633.711244] rcu: Stack dump where RCU GP kthread last ran:
>[1294633.711247] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1294633.711251] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1294633.711253] RIP: 0010:ip6_finish_output2+0xf2/0x6f0
>[1294633.711259] Code: 3f 04 00 00 41 8b 46 18 48 89 d9 41 8b 7c 24 04 41 8b 74 24 0c 4c 8b 0d e4 d5 41 01 48 c1 e9 20 41 8b 54 24 08 48 31 d9 31 c8 <41> 8b 49 10 41 0f af 41 0c 0f af cf 01 c8 41 8b 49 18 0f af ce 01
>[1294633.711262] RSP: 0018:ffffb5d800083b40 EFLAGS: 00010206
>[1294633.711266] RAX: 000000003d09788b RBX: ffff99a1c8f8e000 RCX: ffff99a1370779a1
>[1294633.711269] RDX: 0000000000000000 RSI: 0000000050010000 RDI: 00000000702a2600
>[1294633.711271] RBP: ffff99a1d1514000 R08: ffffffff86b65e80 R09: ffff99a0df0d5200
>[1294633.711273] R10: ffff99a1c798a000 R11: 0000000000000004 R12: ffff99a1c8111428
>[1294633.711275] R13: ffff99a0cb09d700 R14: ffff99a1c8111410 R15: ffff99a1c0c0dc80
>[1294633.711278] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1294633.711280] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1294633.711283] CR2: 00005586b5bd78c0 CR3: 000000013b57c000 CR4: 00000000000106f0
>[1294633.711286] Call Trace:
>[1294633.711288]  <IRQ>
>[1294633.711290]  ? rcu_check_gp_kthread_starvation+0x120/0x1a0
>[1294633.711295]  ? rcu_sched_clock_irq+0x4ed/0x1150
>[1294633.711298]  ? sched_slice+0x87/0x140
>[1294633.711303]  ? timekeeping_update+0xdd/0x130
>[1294633.711308]  ? timekeeping_advance+0x377/0x590
>[1294633.711312]  ? update_process_times+0x74/0xb0
>[1294633.711316]  ? tick_sched_handle+0x22/0x60
>[1294633.711320]  ? tick_sched_timer+0x67/0x80
>[1294633.711323]  ? __pfx_tick_sched_timer+0x10/0x10
>[1294633.711327]  ? __hrtimer_run_queues+0x112/0x2b0
>[1294633.711331]  ? hrtimer_interrupt+0xf8/0x230
>[1294633.711335]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1294633.711340]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1294633.711345]  </IRQ>
>[1294633.711346]  <TASK>
>[1294633.711348]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1294633.711353]  ? ip6_finish_output2+0xf2/0x6f0
>[1294633.711357]  ? nf_hook_slow+0x45/0xc0
>[1294633.711363]  ip6_finish_output+0x1c5/0x320
>[1294633.711368]  ndisc_send_skb+0x1cd/0x300
>[1294633.711374]  ndisc_send_ns+0x70/0xc0
>[1294633.711378]  ndisc_solicit+0x14a/0x190
>[1294633.711382]  neigh_probe+0x51/0x70
>[1294633.711387]  neigh_timer_handler+0x231/0x320
>[1294633.711391]  ? __pfx_neigh_timer_handler+0x10/0x10
>[1294633.711394]  call_timer_fn+0x27/0x130
>[1294633.711398]  ? __pfx_neigh_timer_handler+0x10/0x10
>[1294633.711401]  __run_timers+0x222/0x2c0
>[1294633.711405]  run_timer_softirq+0x1d/0x40
>[1294633.711408]  __do_softirq+0xd4/0x2c8
>[1294633.711413]  ? __pfx_smpboot_thread_fn+0x10/0x10
>[1294633.711417]  run_ksoftirqd+0x2c/0x40
>[1294633.711422]  smpboot_thread_fn+0xdc/0x1d0
>[1294633.711425]  kthread+0xde/0x110
>[1294633.711428]  ? __pfx_kthread+0x10/0x10
>[1294633.711432]  ret_from_fork+0x2c/0x50
>[1294633.711437]  </TASK>
>[1294633.711447] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1294633.711450] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1294633.711452] RIP: 0010:ip6_finish_output2+0xf2/0x6f0
>[1294633.711456] Code: 3f 04 00 00 41 8b 46 18 48 89 d9 41 8b 7c 24 04 41 8b 74 24 0c 4c 8b 0d e4 d5 41 01 48 c1 e9 20 41 8b 54 24 08 48 31 d9 31 c8 <41> 8b 49 10 41 0f af 41 0c 0f af cf 01 c8 41 8b 49 18 0f af ce 01
>[1294633.711459] RSP: 0018:ffffb5d800083b40 EFLAGS: 00010206
>[1294633.711461] RAX: 000000003d09788b RBX: ffff99a1c8f8e000 RCX: ffff99a1370779a1
>[1294633.711463] RDX: 0000000000000000 RSI: 0000000050010000 RDI: 00000000702a2600
>[1294633.711466] RBP: ffff99a1d1514000 R08: ffffffff86b65e80 R09: ffff99a0df0d5200
>[1294633.711468] R10: ffff99a1c798a000 R11: 0000000000000004 R12: ffff99a1c8111428
>[1294633.711470] R13: ffff99a0cb09d700 R14: ffff99a1c8111410 R15: ffff99a1c0c0dc80
>[1294633.711472] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1294633.711474] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1294633.711476] CR2: 00005586b5bd78c0 CR3: 000000013b57c000 CR4: 00000000000106f0
>[1294633.711479] Call Trace:
>[1294633.711480]  <IRQ>
>[1294633.711482]  ? rcu_dump_cpu_stacks+0xc4/0x100
>[1294633.711486]  ? rcu_sched_clock_irq+0x4f2/0x1150
>[1294633.711489]  ? sched_slice+0x87/0x140
>[1294633.711493]  ? timekeeping_update+0xdd/0x130
>[1294633.711497]  ? timekeeping_advance+0x377/0x590
>[1294633.711502]  ? update_process_times+0x74/0xb0
>[1294633.711505]  ? tick_sched_handle+0x22/0x60
>[1294633.711509]  ? tick_sched_timer+0x67/0x80
>[1294633.711512]  ? __pfx_tick_sched_timer+0x10/0x10
>[1294633.711516]  ? __hrtimer_run_queues+0x112/0x2b0
>[1294633.711520]  ? hrtimer_interrupt+0xf8/0x230
>[1294633.711524]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1294633.711527]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1294633.711531]  </IRQ>
>[1294633.711532]  <TASK>
>[1294633.711534]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1294633.711539]  ? ip6_finish_output2+0xf2/0x6f0
>[1294633.711543]  ? nf_hook_slow+0x45/0xc0
>[1294633.711547]  ip6_finish_output+0x1c5/0x320
>[1294633.711551]  ndisc_send_skb+0x1cd/0x300
>[1294633.711556]  ndisc_send_ns+0x70/0xc0
>[1294633.711560]  ndisc_solicit+0x14a/0x190
>[1294633.711565]  neigh_probe+0x51/0x70
>[1294633.711568]  neigh_timer_handler+0x231/0x320
>[1294633.711571]  ? __pfx_neigh_timer_handler+0x10/0x10
>[1294633.711575]  call_timer_fn+0x27/0x130
>[1294633.711578]  ? __pfx_neigh_timer_handler+0x10/0x10
>[1294633.711581]  __run_timers+0x222/0x2c0
>[1294633.711585]  run_timer_softirq+0x1d/0x40
>[1294633.711588]  __do_softirq+0xd4/0x2c8
>[1294633.711593]  ? __pfx_smpboot_thread_fn+0x10/0x10
>[1294633.711596]  run_ksoftirqd+0x2c/0x40
>[1294633.711600]  smpboot_thread_fn+0xdc/0x1d0
>[1294633.711603]  kthread+0xde/0x110
>[1294633.711606]  ? __pfx_kthread+0x10/0x10
>[1294633.711609]  ret_from_fork+0x2c/0x50
>[1294633.711615]  </TASK>
>[1294659.587500] watchdog: BUG: soft lockup - CPU#0 stuck for 29s! [ksoftirqd/0:15]
>[1294659.587512] Modules linked in: nf_log_syslog nft_log nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter ip_tables snd_seq_dummy snd_hrtimer tls rfkill qrtr lz4 lz4_compress snd_intel8x0 snd_ac97_codec ac97_bus snd_seq snd_seq_device snd_pcm snd_timer snd intel_rapl_msr intel_rapl_common soundcore pcspkr xfs joydev i2c_piix4 vboxguest auth_rpcgss sunrpc loop zram vmwgfx e1000 drm_ttm_helper crc32c_intel sha512_ssse3 serio_raw ttm video wmi ata_generic pata_acpi scsi_dh_rdac scsi_dh_emc scsi_dh_alua fuse dm_multipath
>[1294659.587588] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1294659.587592] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1294659.587595] RIP: 0010:vbg_req_perform+0x2c/0x40 [vboxguest]
>[1294659.587607] Code: 1f 00 0f 1f 44 00 00 b8 00 00 00 80 48 01 f0 72 21 48 c7 c2 00 00 00 80 48 2b 15 e7 3e 4f c4 48 01 d0 0f b7 57 08 ef 0f ae f0 <8b> 46 0c e9 fc 3f b0 c3 48 8b 15 c5 ca b7 c4 eb e4 0f 1f 00 90 90
>[1294659.587611] RSP: 0018:ffffb5d800083db0 EFLAGS: 00010207
>[1294659.587614] RAX: 0000000001114000 RBX: ffff99a1c3d66298 RCX: 0000000000000000
>[1294659.587617] RDX: 000000000000d040 RSI: ffff99a0c1114000 RDI: ffff99a1c3d66028
>[1294659.587620] RBP: ffff99a1c3d66298 R08: ffff99a1c004f028 R09: ffffffff8505d6e0
>[1294659.587622] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffffc04abd60
>[1294659.587624] R13: ffff99a1c3d66298 R14: ffffb5d800083e10 R15: ffff99a21ac21e80
>[1294659.587627] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1294659.587629] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1294659.587632] CR2: 00005586b5bd78c0 CR3: 000000013b57c000 CR4: 00000000000106f0
>[1294659.587636] Call Trace:
>[1294659.587639]  <IRQ>
>[1294659.587644]  ? watchdog_timer_fn+0x1a8/0x210
>[1294659.587651]  ? __pfx_watchdog_timer_fn+0x10/0x10
>[1294659.587655]  ? __hrtimer_run_queues+0x112/0x2b0
>[1294659.587661]  ? hrtimer_interrupt+0xf8/0x230
>[1294659.587665]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1294659.587670]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1294659.587676]  </IRQ>
>[1294659.587677]  <TASK>
>[1294659.587679]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1294659.587684]  ? __pfx_vbg_heartbeat_timer+0x10/0x10 [vboxguest]
>[1294659.587694]  ? vbg_req_perform+0x2c/0x40 [vboxguest]
>[1294659.587702]  vbg_heartbeat_timer+0x1d/0x40 [vboxguest]
>[1294659.587709]  call_timer_fn+0x27/0x130
>[1294659.587713]  ? __pfx_vbg_heartbeat_timer+0x10/0x10 [vboxguest]
>[1294659.587720]  __run_timers+0x222/0x2c0
>[1294659.587725]  run_timer_softirq+0x1d/0x40
>[1294659.587728]  __do_softirq+0xd4/0x2c8
>[1294659.587734]  ? __pfx_smpboot_thread_fn+0x10/0x10
>[1294659.587738]  run_ksoftirqd+0x2c/0x40
>[1294659.587743]  smpboot_thread_fn+0xdc/0x1d0
>[1294659.587746]  kthread+0xde/0x110
>[1294659.587750]  ? __pfx_kthread+0x10/0x10
>[1294659.587754]  ret_from_fork+0x2c/0x50
>[1294659.587760]  </TASK>
>[1294687.631240] watchdog: BUG: soft lockup - CPU#0 stuck for 55s! [ksoftirqd/0:15]
>[1294687.631251] Modules linked in: nf_log_syslog nft_log nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter ip_tables snd_seq_dummy snd_hrtimer tls rfkill qrtr lz4 lz4_compress snd_intel8x0 snd_ac97_codec ac97_bus snd_seq snd_seq_device snd_pcm snd_timer snd intel_rapl_msr intel_rapl_common soundcore pcspkr xfs joydev i2c_piix4 vboxguest auth_rpcgss sunrpc loop zram vmwgfx e1000 drm_ttm_helper crc32c_intel sha512_ssse3 serio_raw ttm video wmi ata_generic pata_acpi scsi_dh_rdac scsi_dh_emc scsi_dh_alua fuse dm_multipath
>[1294687.631327] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1294687.631331] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1294687.631334] RIP: 0010:ndisc_recv_ns+0x542/0x7b0
>[1294687.631344] Code: c9 41 b8 01 00 00 00 50 85 f6 48 8b 54 24 08 45 0f b6 c9 0f 95 c1 4c 89 fe 41 21 c1 e8 87 f3 ff ff 49 8d 7d 30 b8 ff ff ff ff <3e> 41 0f c1 45 30 83 f8 01 41 58 4c 8b 54 24 08 0f 84 d9 01 00 00
>[1294687.631347] RSP: 0018:ffffb5d8000838b8 EFLAGS: 00010246
>[1294687.631351] RAX: 00000000ffffffff RBX: ffff99a1c7e37890 RCX: 00000000000000d6
>[1294687.631354] RDX: ffff99a1c3d24c40 RSI: 00000000fffffe01 RDI: ffff99a0d2030c30
>[1294687.631356] RBP: ffff99a1c8f8e000 R08: ffff99a1c8f8e000 R09: 00000000dc328000
>[1294687.631358] R10: 0000000000000000 R11: 0000000108111b82 R12: 0000000000000000
>[1294687.631360] R13: ffff99a0d2030c00 R14: ffff99a1c798a000 R15: ffff99a1c7e37856
>[1294687.631363] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1294687.631365] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1294687.631368] CR2: 00005586b5bd78c0 CR3: 000000013b57c000 CR4: 00000000000106f0
>[1294687.631372] Call Trace:
>[1294687.631376]  <IRQ>
>[1294687.631383]  ? watchdog_timer_fn+0x1a8/0x210
>[1294687.631389]  ? __pfx_watchdog_timer_fn+0x10/0x10
>[1294687.631394]  ? __hrtimer_run_queues+0x112/0x2b0
>[1294687.631399]  ? hrtimer_interrupt+0xf8/0x230
>[1294687.631403]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1294687.631408]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1294687.631413]  </IRQ>
>[1294687.631414]  <TASK>
>[1294687.631416]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1294687.631424]  ? ndisc_recv_ns+0x542/0x7b0
>[1294687.631427]  ? ndisc_recv_ns+0x539/0x7b0
>[1294687.631433]  icmpv6_rcv+0x425/0x590
>[1294687.631438]  ip6_protocol_deliver_rcu+0x3be/0x490
>[1294687.631443]  ip6_input_finish+0x43/0x60
>[1294687.631447]  ip6_mc_input+0xee/0x2c0
>[1294687.631451]  ip6_sublist_rcv_finish+0x85/0x90
>[1294687.631455]  ip6_sublist_rcv+0x22f/0x2f0
>[1294687.631479]  ? __pfx_ip6_rcv_finish+0x10/0x10
>[1294687.631484]  ipv6_list_rcv+0x13f/0x170
>[1294687.631488]  __netif_receive_skb_list_core+0x97/0x2c0
>[1294687.631495]  netif_receive_skb_list_internal+0x1d1/0x310
>[1294687.631499]  napi_gro_receive+0xd0/0x210
>[1294687.631504]  e1000_clean_rx_irq+0x1c8/0x500 [e1000]
>[1294687.631519]  e1000_clean+0x28c/0x990 [e1000]
>[1294687.631533]  __napi_poll+0x2b/0x1c0
>[1294687.631537]  net_rx_action+0x29f/0x350
>[1294687.631541]  __do_softirq+0xd4/0x2c8
>[1294687.631546]  ? __pfx_smpboot_thread_fn+0x10/0x10
>[1294687.631550]  run_ksoftirqd+0x2c/0x40
>[1294687.631555]  smpboot_thread_fn+0xdc/0x1d0
>[1294687.631558]  kthread+0xde/0x110
>[1294687.631562]  ? __pfx_kthread+0x10/0x10
>[1294687.631566]  ret_from_fork+0x2c/0x50
>[1294687.631572]  </TASK>
>[1294752.570113] rcu: INFO: rcu_preempt self-detected stall on CPU
>[1294752.570124] rcu: 	0-...!: (1644 ticks this GP) idle=0f2c/1/0x4000000000000000 softirq=113277454/113277454 fqs=0
>[1294752.570234] rcu: 	(t=60045 jiffies g=128827773 q=4059 ncpus=1)
>[1294752.570238] rcu: rcu_preempt kthread timer wakeup didn't happen for 60042 jiffies! g128827773 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
>[1294752.570242] rcu: 	Possible timer handling issue on cpu=0 timer-softirq=892940867
>[1294752.570244] rcu: rcu_preempt kthread starved for 60045 jiffies! g128827773 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0
>[1294752.570248] rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
>[1294752.570249] rcu: RCU grace-period kthread stack dump:
>[1294752.570251] task:rcu_preempt     state:I stack:0     pid:16    ppid:2      flags:0x00004000
>[1294752.570258] Call Trace:
>[1294752.570275]  <TASK>
>[1294752.570283]  __schedule+0x449/0x1480
>[1294752.570294]  ? lock_timer_base+0x61/0x80
>[1294752.570301]  schedule+0x5e/0xd0
>[1294752.570305]  schedule_timeout+0x98/0x160
>[1294752.570309]  ? __pfx_process_timeout+0x10/0x10
>[1294752.570313]  rcu_gp_fqs_loop+0x141/0x520
>[1294752.570318]  ? __note_gp_changes+0x153/0x1a0
>[1294752.570321]  ? __pfx_rcu_gp_kthread+0x10/0x10
>[1294752.570324]  rcu_gp_kthread+0xea/0x1e0
>[1294752.570327]  kthread+0xde/0x110
>[1294752.570332]  ? __pfx_kthread+0x10/0x10
>[1294752.570336]  ret_from_fork+0x2c/0x50
>[1294752.570342]  </TASK>
>[1294752.570344] rcu: Stack dump where RCU GP kthread last ran:
>[1294752.570346] CPU: 0 PID: 1299944 Comm: pool-udisksd Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1294752.570351] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1294752.570353] RIP: 0010:finish_task_switch.isra.0+0x96/0x2d0
>[1294752.570359] Code: 45 34 00 00 00 00 0f 1f 44 00 00 49 8b 9c 24 20 0a 00 00 48 85 db 0f 85 aa 00 00 00 4c 89 e7 e8 10 f6 ff ff fb 0f 1f 44 00 00 <65> 48 8b 04 25 80 32 03 00 66 90 4d 85 f6 74 21 65 48 8b 04 25 80
>[1294752.570362] RSP: 0018:ffffb5d805d57c68 EFLAGS: 00010282
>[1294752.570365] RAX: ffff99a1c0372740 RBX: 0000000000000000 RCX: 0000000000000002
>[1294752.570367] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff99a21ac33ac0
>[1294752.570370] RBP: ffffb5d805d57c90 R08: 0000000000000000 R09: 0000000000000000
>[1294752.570371] R10: 0000000000000001 R11: 0000000000000110 R12: ffff99a21ac33ac0
>[1294752.570374] R13: ffff99a1c0372740 R14: ffff99a206ccb200 R15: 0000000000000001
>[1294752.570376] FS:  00007fe15e9ff6c0(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1294752.570379] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1294752.570381] CR2: 00005586b5bd78c0 CR3: 0000000102d66000 CR4: 00000000000106f0
>[1294752.570385] Call Trace:
>[1294752.570387]  <IRQ>
>[1294752.570389]  ? rcu_check_gp_kthread_starvation+0x120/0x1a0
>[1294752.570393]  ? rcu_sched_clock_irq+0x4ed/0x1150
>[1294752.570396]  ? sched_slice+0x87/0x140
>[1294752.570401]  ? timekeeping_update+0xdd/0x130
>[1294752.570405]  ? timekeeping_advance+0x377/0x590
>[1294752.570409]  ? update_process_times+0x74/0xb0
>[1294752.570412]  ? tick_sched_handle+0x22/0x60
>[1294752.570417]  ? tick_sched_timer+0x67/0x80
>[1294752.570420]  ? __pfx_tick_sched_timer+0x10/0x10
>[1294752.570423]  ? __hrtimer_run_queues+0x112/0x2b0
>[1294752.570427]  ? hrtimer_interrupt+0xf8/0x230
>[1294752.570431]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1294752.570435]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1294752.570440]  </IRQ>
>[1294752.570442]  <TASK>
>[1294752.570443]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1294752.570450]  ? finish_task_switch.isra.0+0x96/0x2d0
>[1294752.570455]  ? finish_task_switch.isra.0+0x90/0x2d0
>[1294752.570459]  __schedule+0x451/0x1480
>[1294752.570462]  ? reweight_entity+0x14d/0x160
>[1294752.570466]  ? check_preempt_wakeup+0x17f/0x2d0
>[1294752.570470]  ? timerqueue_add+0x66/0xb0
>[1294752.570474]  schedule+0x5e/0xd0
>[1294752.570478]  futex_wait_queue+0x64/0x90
>[1294752.570482]  futex_wait+0x189/0x270
>[1294752.570485]  ? __pfx_hrtimer_wakeup+0x10/0x10
>[1294752.570490]  do_futex+0x10a/0x1b0
>[1294752.570493]  __x64_sys_futex+0x92/0x1d0
>[1294752.570498]  do_syscall_64+0x5f/0x90
>[1294752.570502]  ? do_syscall_64+0x6b/0x90
>[1294752.570506]  entry_SYSCALL_64_after_hwframe+0x72/0xdc
>[1294752.570510] RIP: 0033:0x7fe165af992d
>[1294752.914524] Code: 5d c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 e4 0c 00 f7 d8 64 89 01 48
>[1294752.914593] RSP: 002b:00007fe15e9febf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
>[1294752.914599] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fe165af992d
>[1294752.914602] RDX: 0000000000000016 RSI: 0000000000000080 RDI: 0000563fb43f98c0
>[1294752.914605] RBP: 0000563fb43f98b0 R08: 00000000000000c0 R09: 0000000000000000
>[1294752.914607] R10: 00007fe15e9fec20 R11: 0000000000000246 R12: 0000000000000016
>[1294752.914610] R13: 0000000000000001 R14: 0000563fb43f98b8 R15: 00007fe15e1ff000
>[1294752.914621]  </TASK>
>[1294752.914638] CPU: 0 PID: 1299944 Comm: pool-udisksd Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1294752.914660] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1294752.914662] RIP: 0010:finish_task_switch.isra.0+0x96/0x2d0
>[1294752.914672] Code: 45 34 00 00 00 00 0f 1f 44 00 00 49 8b 9c 24 20 0a 00 00 48 85 db 0f 85 aa 00 00 00 4c 89 e7 e8 10 f6 ff ff fb 0f 1f 44 00 00 <65> 48 8b 04 25 80 32 03 00 66 90 4d 85 f6 74 21 65 48 8b 04 25 80
>[1294752.914675] RSP: 0018:ffffb5d805d57c68 EFLAGS: 00010282
>[1294752.914679] RAX: ffff99a1c0372740 RBX: 0000000000000000 RCX: 0000000000000002
>[1294752.914681] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff99a21ac33ac0
>[1294752.914683] RBP: ffffb5d805d57c90 R08: 0000000000000000 R09: 0000000000000000
>[1294752.914685] R10: 0000000000000001 R11: 0000000000000110 R12: ffff99a21ac33ac0
>[1294752.914687] R13: ffff99a1c0372740 R14: ffff99a206ccb200 R15: 0000000000000001
>[1294752.914690] FS:  00007fe15e9ff6c0(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1294752.914692] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1294752.914695] CR2: 00005586b5bd78c0 CR3: 0000000102d66000 CR4: 00000000000106f0
>[1294752.914699] Call Trace:
>[1294752.914702]  <IRQ>
>[1294752.914720]  ? rcu_dump_cpu_stacks+0xc4/0x100
>[1294752.914729]  ? rcu_sched_clock_irq+0x4f2/0x1150
>[1294752.914733]  ? sched_slice+0x87/0x140
>[1294752.914739]  ? timekeeping_update+0xdd/0x130
>[1294752.914743]  ? timekeeping_advance+0x377/0x590
>[1294752.914748]  ? update_process_times+0x74/0xb0
>[1294752.914751]  ? tick_sched_handle+0x22/0x60
>[1294752.914756]  ? tick_sched_timer+0x67/0x80
>[1294752.914759]  ? __pfx_tick_sched_timer+0x10/0x10
>[1294752.914763]  ? __hrtimer_run_queues+0x112/0x2b0
>[1294752.914767]  ? hrtimer_interrupt+0xf8/0x230
>[1294752.914771]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1294752.914794]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1294752.914819]  </IRQ>
>[1294752.914821]  <TASK>
>[1294752.914823]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1294752.914830]  ? finish_task_switch.isra.0+0x96/0x2d0
>[1294752.914834]  ? finish_task_switch.isra.0+0x90/0x2d0
>[1294752.914856]  __schedule+0x451/0x1480
>[1294752.914862]  ? reweight_entity+0x14d/0x160
>[1294752.914866]  ? check_preempt_wakeup+0x17f/0x2d0
>[1294752.914869]  ? timerqueue_add+0x66/0xb0
>[1294752.914874]  schedule+0x5e/0xd0
>[1294752.914877]  futex_wait_queue+0x64/0x90
>[1294752.914882]  futex_wait+0x189/0x270
>[1294752.914887]  ? __pfx_hrtimer_wakeup+0x10/0x10
>[1294752.914892]  do_futex+0x10a/0x1b0
>[1294752.914895]  __x64_sys_futex+0x92/0x1d0
>[1294752.914899]  do_syscall_64+0x5f/0x90
>[1294752.914922]  ? do_syscall_64+0x6b/0x90
>[1294752.914927]  entry_SYSCALL_64_after_hwframe+0x72/0xdc
>[1294752.914930] RIP: 0033:0x7fe165af992d
>[1294753.338863] Code: 5d c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d d3 e4 0c 00 f7 d8 64 89 01 48
>[1294753.338878] RSP: 002b:00007fe15e9febf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
>[1294753.338883] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fe165af992d
>[1294753.338886] RDX: 0000000000000016 RSI: 0000000000000080 RDI: 0000563fb43f98c0
>[1294753.338889] RBP: 0000563fb43f98b0 R08: 00000000000000c0 R09: 0000000000000000
>[1294753.338891] R10: 00007fe15e9fec20 R11: 0000000000000246 R12: 0000000000000016
>[1294753.338916] R13: 0000000000000001 R14: 0000563fb43f98b8 R15: 00007fe15e1ff000
>[1294753.338928]  </TASK>
>[1294932.534713] rcu: INFO: rcu_preempt self-detected stall on CPU
>[1294932.534725] rcu: 	0-...!: (16313 ticks this GP) idle=0f2c/1/0x4000000000000000 softirq=113277454/113277454 fqs=1
>[1294932.534733] rcu: 	(t=240078 jiffies g=128827773 q=4068 ncpus=1)
>[1294932.534737] rcu: rcu_preempt kthread timer wakeup didn't happen for 180030 jiffies! g128827773 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
>[1294932.534741] rcu: 	Possible timer handling issue on cpu=0 timer-softirq=892940867
>[1294932.534745] rcu: rcu_preempt kthread starved for 180033 jiffies! g128827773 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0
>[1294932.534748] rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
>[1294932.534750] rcu: RCU grace-period kthread stack dump:
>[1294932.534752] task:rcu_preempt     state:I stack:0     pid:16    ppid:2      flags:0x00004000
>[1294932.534759] Call Trace:
>[1294932.534763]  <TASK>
>[1294932.534770]  __schedule+0x449/0x1480
>[1294932.534782]  ? lock_timer_base+0x61/0x80
>[1294932.534791]  schedule+0x5e/0xd0
>[1294932.534795]  schedule_timeout+0x98/0x160
>[1294932.534801]  ? __pfx_process_timeout+0x10/0x10
>[1294932.534805]  rcu_gp_fqs_loop+0x141/0x520
>[1294932.534811]  ? __note_gp_changes+0x153/0x1a0
>[1294932.534833]  ? __pfx_rcu_gp_kthread+0x10/0x10
>[1294932.534839]  rcu_gp_kthread+0xea/0x1e0
>[1294932.534844]  kthread+0xde/0x110
>[1294932.534850]  ? __pfx_kthread+0x10/0x10
>[1294932.534854]  ret_from_fork+0x2c/0x50
>[1294932.534861]  </TASK>
>[1294932.534863] rcu: Stack dump where RCU GP kthread last ran:
>[1294932.534866] CPU: 0 PID: 389 Comm: btrfs-transacti Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1294932.534871] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1294932.534873] RIP: 0010:kmem_cache_alloc+0xfe/0x340
>[1294932.534880] Code: 83 78 10 00 48 8b 38 0f 84 b8 01 00 00 48 85 ff 0f 84 af 01 00 00 8b 45 28 4c 8b 45 00 48 8b 9d b8 00 00 00 48 01 f8 48 89 c1 <48> 33 18 48 0f c9 48 31 cb 41 f6 c0 0f 0f 85 f0 01 00 00 48 8d 8a
>[1294932.534883] RSP: 0018:ffffb5d800823ad8 EFLAGS: 00010282
>[1294932.534887] RAX: ffff99a0c52a4ac8 RBX: a8ff4640cdee6673 RCX: ffff99a0c52a4ac8
>[1294932.534890] RDX: 0000000b54dae000 RSI: 0000000000092800 RDI: ffff99a0c52a4a00
>[1294932.534892] RBP: ffff99a1c09f8500 R08: 000000000003cde0 R09: 0000000000000000
>[1294932.534894] R10: 0000000000000001 R11: 0000000000000110 R12: 0000000000000000
>[1294932.534896] R13: 0000000000092800 R14: 00000000000000c8 R15: ffffffff8333dac2
>[1294932.534899] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1294932.534902] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1294932.534904] CR2: 00007f436bf84000 CR3: 0000000102da4000 CR4: 00000000000106f0
>[1294932.534908] Call Trace:
>[1294932.534910]  <IRQ>
>[1294932.534912]  ? rcu_check_gp_kthread_starvation+0x120/0x1a0
>[1294932.534918]  ? rcu_sched_clock_irq+0x4ed/0x1150
>[1294932.534922]  ? sched_slice+0x87/0x140
>[1294932.534927]  ? timekeeping_update+0xdd/0x130
>[1294932.534932]  ? timekeeping_advance+0x377/0x590
>[1294932.534937]  ? update_process_times+0x74/0xb0
>[1294932.534940]  ? tick_sched_handle+0x22/0x60
>[1294932.534945]  ? tick_sched_timer+0x67/0x80
>[1294932.534949]  ? __pfx_tick_sched_timer+0x10/0x10
>[1294932.534952]  ? __hrtimer_run_queues+0x112/0x2b0
>[1294932.534956]  ? hrtimer_interrupt+0xf8/0x230
>[1294932.534960]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1294932.534965]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1294932.534970]  </IRQ>
>[1294932.534971]  <TASK>
>[1294932.534973]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1294932.534977]  ? mempool_alloc+0x92/0x1c0
>[1294932.534986]  ? kmem_cache_alloc+0xfe/0x340
>[1294932.534990]  ? kmem_cache_alloc+0x59/0x340
>[1294932.534993]  mempool_alloc+0x92/0x1c0
>[1294932.535000]  bio_alloc_bioset+0x200/0x4f0
>[1294932.535008]  write_dev_supers+0x1d1/0x320
>[1294932.535018]  write_all_supers+0x1b5/0xdb0
>[1294932.535022]  ? btrfs_write_and_wait_transaction+0xad/0xf0
>[1294932.535026]  btrfs_commit_transaction+0x8e2/0xf00
>[1294932.535031]  ? start_transaction+0xc5/0x5c0
>[1294932.535035]  transaction_kthread+0x141/0x1b0
>[1294932.535039]  ? __pfx_transaction_kthread+0x10/0x10
>[1294932.535042]  kthread+0xde/0x110
>[1294932.535046]  ? __pfx_kthread+0x10/0x10
>[1294932.535049]  ret_from_fork+0x2c/0x50
>[1294932.535056]  </TASK>
>[1294932.535069] CPU: 0 PID: 389 Comm: btrfs-transacti Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1294932.535072] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1294932.535074] RIP: 0010:kmem_cache_alloc+0xfe/0x340
>[1294932.535078] Code: 83 78 10 00 48 8b 38 0f 84 b8 01 00 00 48 85 ff 0f 84 af 01 00 00 8b 45 28 4c 8b 45 00 48 8b 9d b8 00 00 00 48 01 f8 48 89 c1 <48> 33 18 48 0f c9 48 31 cb 41 f6 c0 0f 0f 85 f0 01 00 00 48 8d 8a
>[1294932.535081] RSP: 0018:ffffb5d800823ad8 EFLAGS: 00010282
>[1294932.535083] RAX: ffff99a0c52a4ac8 RBX: a8ff4640cdee6673 RCX: ffff99a0c52a4ac8
>[1294932.535085] RDX: 0000000b54dae000 RSI: 0000000000092800 RDI: ffff99a0c52a4a00
>[1294932.535087] RBP: ffff99a1c09f8500 R08: 000000000003cde0 R09: 0000000000000000
>[1294932.535089] R10: 0000000000000001 R11: 0000000000000110 R12: 0000000000000000
>[1294932.535091] R13: 0000000000092800 R14: 00000000000000c8 R15: ffffffff8333dac2
>[1294932.535093] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1294932.535096] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1294932.535098] CR2: 00007f436bf84000 CR3: 0000000102da4000 CR4: 00000000000106f0
>[1294932.535100] Call Trace:
>[1294932.535102]  <IRQ>
>[1294932.535103]  ? rcu_dump_cpu_stacks+0xc4/0x100
>[1294932.535108]  ? rcu_sched_clock_irq+0x4f2/0x1150
>[1294932.535111]  ? sched_slice+0x87/0x140
>[1294932.535114]  ? timekeeping_update+0xdd/0x130
>[1294932.535118]  ? timekeeping_advance+0x377/0x590
>[1294932.535144]  ? update_process_times+0x74/0xb0
>[1294932.535173]  ? tick_sched_handle+0x22/0x60
>[1294932.535180]  ? tick_sched_timer+0x67/0x80
>[1294932.535183]  ? __pfx_tick_sched_timer+0x10/0x10
>[1294932.535187]  ? __hrtimer_run_queues+0x112/0x2b0
>[1294932.535190]  ? hrtimer_interrupt+0xf8/0x230
>[1294932.535194]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1294932.535198]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1294932.535201]  </IRQ>
>[1294932.535203]  <TASK>
>[1294932.535204]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1294932.535208]  ? mempool_alloc+0x92/0x1c0
>[1294932.535213]  ? kmem_cache_alloc+0xfe/0x340
>[1294932.535216]  ? kmem_cache_alloc+0x59/0x340
>[1294932.535220]  mempool_alloc+0x92/0x1c0
>[1294932.535224]  bio_alloc_bioset+0x200/0x4f0
>[1294932.535229]  write_dev_supers+0x1d1/0x320
>[1294932.535237]  write_all_supers+0x1b5/0xdb0
>[1294932.535240]  ? btrfs_write_and_wait_transaction+0xad/0xf0
>[1294932.535244]  btrfs_commit_transaction+0x8e2/0xf00
>[1294932.535247]  ? start_transaction+0xc5/0x5c0
>[1294932.535251]  transaction_kthread+0x141/0x1b0
>[1294932.535254]  ? __pfx_transaction_kthread+0x10/0x10
>[1294932.535257]  kthread+0xde/0x110
>[1294932.535260]  ? __pfx_kthread+0x10/0x10
>[1294932.535263]  ret_from_fork+0x2c/0x50
>[1294932.535269]  </TASK>
>[1295043.569927] watchdog: BUG: soft lockup - CPU#0 stuck for 22s! [ksoftirqd/0:15]
>[1295043.569938] Modules linked in: nf_log_syslog nft_log nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter ip_tables snd_seq_dummy snd_hrtimer tls rfkill qrtr lz4 lz4_compress snd_intel8x0 snd_ac97_codec ac97_bus snd_seq snd_seq_device snd_pcm snd_timer snd intel_rapl_msr intel_rapl_common soundcore pcspkr xfs joydev i2c_piix4 vboxguest auth_rpcgss sunrpc loop zram vmwgfx e1000 drm_ttm_helper crc32c_intel sha512_ssse3 serio_raw ttm video wmi ata_generic pata_acpi scsi_dh_rdac scsi_dh_emc scsi_dh_alua fuse dm_multipath
>[1295043.570079] CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G      D W    L     6.3.12-100.fc37.x86_64 #1
>[1295043.570083] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
>[1295043.570086] RIP: 0010:vbg_req_perform+0x2c/0x40 [vboxguest]
>[1295043.570098] Code: 1f 00 0f 1f 44 00 00 b8 00 00 00 80 48 01 f0 72 21 48 c7 c2 00 00 00 80 48 2b 15 e7 3e 4f c4 48 01 d0 0f b7 57 08 ef 0f ae f0 <8b> 46 0c e9 fc 3f b0 c3 48 8b 15 c5 ca b7 c4 eb e4 0f 1f 00 90 90
>[1295043.570102] RSP: 0018:ffffb5d800083db0 EFLAGS: 00010207
>[1295043.570105] RAX: 0000000001114000 RBX: ffff99a1c3d66298 RCX: 0000000000000000
>[1295043.570108] RDX: 000000000000d040 RSI: ffff99a0c1114000 RDI: ffff99a1c3d66028
>[1295043.570110] RBP: ffff99a1c3d66298 R08: ffff99a1c0370090 R09: 0000000000000000
>[1295043.570112] R10: 00000000f5257d14 R11: 0000000000000110 R12: ffffffffc04abd60
>[1295043.570114] R13: ffff99a1c3d66298 R14: ffffb5d800083e10 R15: ffff99a21ac21e80
>[1295043.570117] FS:  0000000000000000(0000) GS:ffff99a21ac00000(0000) knlGS:0000000000000000
>[1295043.570119] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[1295043.570121] CR2: 00007f54db786d68 CR3: 000000010e76c000 CR4: 00000000000106f0
>[1295043.570126] Call Trace:
>[1295043.570129]  <IRQ>
>[1295043.570134]  ? watchdog_timer_fn+0x1a8/0x210
>[1295043.570141]  ? __pfx_watchdog_timer_fn+0x10/0x10
>[1295043.570145]  ? __hrtimer_run_queues+0x112/0x2b0
>[1295043.570150]  ? hrtimer_interrupt+0xf8/0x230
>[1295043.570155]  ? __sysvec_apic_timer_interrupt+0x61/0x130
>[1295043.570159]  ? sysvec_apic_timer_interrupt+0x6d/0x90
>[1295043.570165]  </IRQ>
>[1295043.570167]  <TASK>
>[1295043.570168]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
>[1295043.570173]  ? __pfx_vbg_heartbeat_timer+0x10/0x10 [vboxguest]
>[1295043.570183]  ? vbg_req_perform+0x2c/0x40 [vboxguest]
>[1295043.570190]  vbg_heartbeat_timer+0x1d/0x40 [vboxguest]
>[1295043.570197]  call_timer_fn+0x27/0x130
>[1295043.570201]  ? __pfx_vbg_heartbeat_timer+0x10/0x10 [vboxguest]
>[1295043.570208]  __run_timers+0x222/0x2c0
>[1295043.570212]  run_timer_softirq+0x1d/0x40
>[1295043.570215]  __do_softirq+0xd4/0x2c8
>[1295043.570221]  ? __pfx_smpboot_thread_fn+0x10/0x10
>[1295043.570225]  run_ksoftirqd+0x2c/0x40
>[1295043.570230]  smpboot_thread_fn+0xdc/0x1d0
>[1295043.570233]  kthread+0xde/0x110
>[1295043.570237]  ? __pfx_kthread+0x10/0x10
>[1295043.570240]  ret_from_fork+0x2c/0x50
>[1295043.570247]  </TASK>
>[1295044.489404] 02:24:40.667694 timesync vgsvcTimeSyncWorker: Radical guest time change: 1 913 965 771 000ns (GuestNow=1 690 597 480 667 681 00
>[1295044.893017] systemd-journald[502]: /dev/kmsg buffer overrun, some messages lost.

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Attachments on bug 2227438: 1980616