Bug 2227439

Summary: [abrt] default_idle: watchdog: BUG: soft lockup - CPU#0 stuck for 25s! [swapper/0:0]
Product: [Fedora] Fedora Reporter: Sylvain Arth <sylvain>
Component: kernelAssignee: Kernel Maintainer List <kernel-maint>
Status: NEW --- QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: unspecified Docs Contact:
Priority: unspecified    
Version: 37CC: acaringi, adscvr, airlied, alciregi, bskeggs, hdegoede, hpa, jarodwilson, josef, kernel-maint, lgoncalv, linville, masami256, mchehab, ptalbert, steved
Target Milestone: ---   
Target Release: ---   
Hardware: x86_64   
OS: Unspecified   
URL: https://retrace.fedoraproject.org/faf/reports/bthash/9c82496a5513713227ee6c88864224cfaf5d51d7
Whiteboard: abrt_hash:5718cccbefdc36cc05129e4339e4c621fb6df867;VARIANT_ID=server;
Fixed In Version: Doc Type: ---
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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File: dmesg none

Description Sylvain Arth 2023-07-29 17:21:26 UTC 
Additional info:
reporter:       libreport-2.17.11
watchdog: BUG: soft lockup - CPU#0 stuck for 25s! [swapper/0:0]
RSP: 0018:ffffffff85003e88 EFLAGS: 00010282
RAX: 0000000000000000 RBX: ffffffff85010900 RCX: ffffffffffffffff
RDX: 4000000000000000 RSI: 0000000000000082 RDI: 00000000b8cd41b4
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000030 R12: 0000000000000000
R13: 0000000000000000 R14: ffffffff85010038 R15: 0000000000000000
 default_idle+0x9/0x20
 default_idle_call+0x2c/0xe0
 do_idle+0x1e9/0x260
 cpu_startup_entry+0x1d/0x20
 rest_init+0xce/0xd0
 arch_call_rest_init+0xe/0x30
 start_kernel+0x78a/0xb90
 secondary_startup_64_no_verify+0xe5/0xeb
 </TASK>
rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	0-...!: (459 ticks this GP) idle=41cc/1/0x4000000000000000 softirq=86500048/86500048 fqs=0
rcu: 	(t=60122 jiffies g=98552257 q=64 ncpus=1)
rcu: rcu_preempt kthread timer wakeup didn't happen for 60119 jiffies! g98552257 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
rcu: 	Possible timer handling issue on cpu=0 timer-softirq=681411965
rcu: rcu_preempt kthread starved for 60122 jiffies! g98552257 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0
rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
rcu: RCU grace-period kthread stack dump:
task:rcu_preempt     state:I stack:0     pid:16    ppid:2      flags:0x00004000
Call Trace:
Comment 1 Sylvain Arth 2023-07-29 17:21:32 UTC 
Created attachment 1980617 [details]
File: dmesg