1. Please describe the problem: Since the upgrade to kernel 6.0.9-200.fc36.x86_64 I have had two separate crashes in nfsd 2. What is the Version-Release number of the kernel: 6.0.9-200.fc36.x86_64 3. Did it work previously in Fedora? If so, what kernel version did the issue *first* appear? Old kernels are available for download at https://koji.fedoraproject.org/koji/packageinfo?packageID=8 : Never happened before, previous kernel was kernel-5.19.16-200.fc36.x86_64 4. Can you reproduce this issue? If so, please provide the steps to reproduce the issue below: If I must! Problem occurs when using a libreelec (Just Enough OS for Kodi) rpi4 to play back videos and attempting to fast forward. 5. Does this problem occur with the latest Rawhide kernel? To install the Rawhide kernel, run ``sudo dnf install fedora-repos-rawhide`` followed by ``sudo dnf update --enablerepo=rawhide kernel``: No idea. 6. Are you running any modules that not shipped with directly Fedora's kernel?: Yes, VirtualBox. 7. Please attach the kernel logs. You can get the complete kernel log for a boot with ``journalctl --no-hostname -k > dmesg.txt``. If the issue occurred on a previous boot, use the journalctl ``-b`` flag. Nov 24 19:26:48 trevor4 kernel: general protection fault, probably for non-canonical address 0x17ffffc000001e: 0000 [#1] PREEMPT SMP NOPTI Nov 24 19:26:48 trevor4 kernel: CPU: 4 PID: 3034 Comm: nfsd Tainted: P OE 6.0.9-200.fc36.x86_64 #1 Nov 24 19:26:48 trevor4 kernel: Hardware name: System manufacturer System Product Name/PRIME X570-PRO, BIOS 4403 04/27/2022 Nov 24 19:26:48 trevor4 kernel: RIP: 0010:release_pages+0x46/0x590 Nov 24 19:26:48 trevor4 kernel: Code: 48 8d 44 24 28 48 89 44 24 28 48 89 44 24 30 85 f6 0f 8e a2 00 00 00 48 63 f6 31 db 49 89 fc 45 31 ed 48 8d 2c f7 4d 8b 3c 24 <49> 8b 47 08 a8 01 0f 85 a9 01 00 00 0f 1f 44 00 00 4d 85 ed 74 0c Nov 24 19:26:48 trevor4 kernel: RSP: 0018:ffffa22a85d83e40 EFLAGS: 00010202 Nov 24 19:26:48 trevor4 kernel: RAX: 00000000ffff9672 RBX: 0000000000000000 RCX: 0000000000000000 Nov 24 19:26:48 trevor4 kernel: RDX: ffffd3cd07210048 RSI: ffffa22a85d83e68 RDI: ffffd3cd0c3f9ac8 Nov 24 19:26:48 trevor4 kernel: RBP: ffff96728bbf0b38 R08: ffffd3cd07210048 R09: 000000000000027b Nov 24 19:26:48 trevor4 kernel: R10: 000000000000fe88 R11: 0000000000000000 R12: ffff96728bbf0b28 Nov 24 19:26:48 trevor4 kernel: R13: 0000000000000000 R14: ffffd3cd0c3f9ac8 R15: 0017ffffc0000016 Nov 24 19:26:48 trevor4 kernel: FS: 0000000000000000(0000) GS:ffff96812eb00000(0000) knlGS:0000000000000000 Nov 24 19:26:48 trevor4 kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Nov 24 19:26:48 trevor4 kernel: CR2: 000003e20a498000 CR3: 00000001f96d8000 CR4: 0000000000750ee0 Nov 24 19:26:48 trevor4 kernel: PKRU: 55555554 Nov 24 19:26:48 trevor4 kernel: Call Trace: Nov 24 19:26:48 trevor4 kernel: <TASK> Nov 24 19:26:48 trevor4 kernel: ? nfsd_shutdown_threads+0x90/0x90 [nfsd] Nov 24 19:26:48 trevor4 kernel: __pagevec_release+0x1b/0x30 Nov 24 19:26:48 trevor4 kernel: svc_xprt_release+0x1a1/0x200 [sunrpc] Nov 24 19:26:48 trevor4 kernel: svc_send+0x59/0x160 [sunrpc] Nov 24 19:26:48 trevor4 kernel: nfsd+0xd5/0x190 [nfsd] Nov 24 19:26:48 trevor4 kernel: kthread+0xe9/0x110 Nov 24 19:26:48 trevor4 kernel: ? kthread_complete_and_exit+0x20/0x20 Nov 24 19:26:48 trevor4 kernel: ret_from_fork+0x22/0x30 Nov 24 19:26:48 trevor4 kernel: </TASK> Nov 24 19:26:48 trevor4 kernel: Modules linked in: drbd lru_cache tls snd_seq_dummy snd_hrtimer ip6t_REJECT nf_reject_ipv6 ip6table_filter ip6_tables vboxnetadp(OE) vboxnetflt(OE) vboxdrv(OE) ipt_REJECT nf_reject_ipv4 xt_set xt_multiport xt_state xt_conntrack nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_filter ip_tables ip_set_hash_ip ip_set nct6775 nct6775_core nfnetlink hwmon_vid xfs ch341 nvidia_drm(POE) nvidia_modeset(POE) nvidia(POE) intel_rapl_msr intel_rapl_common amd64_edac edac_mce_amd snd_seq_midi snd_seq_midi_event kvm_amd asus_ec_sensors kvm snd_hda_codec_hdmi snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi irqbypass eeepc_wmi snd_usb_audio snd_hda_codec rapl asus_wmi ledtrig_audio snd_usbmidi_lib sparse_keymap platform_profile snd_hda_core snd_rawmidi rfkill pcspkr mc snd_hwdep raid10 wmi_bmof video k10temp sfc_siena snd_seq mdio snd_seq_device snd_pcm snd_timer mtd i2c_piix4 snd soundcore essiv dm_crypt nfsd auth_rpcgss nfs_acl lockd grace sunrpc fuse hid_logitech_hidpp Nov 24 19:26:48 trevor4 kernel: hid_logitech_dj crct10dif_pclmul crc32_pclmul crc32c_intel polyval_clmulni nvme ata_generic uas pata_acpi polyval_generic usb_storage mxm_wmi ghash_clmulni_intel ccp sp5100_tco nvme_core pata_jmicron nvme_common wmi i2c_dev Nov 24 19:26:48 trevor4 kernel: ---[ end trace 0000000000000000 ]--- Same crash occurs over and over, first time locked up to the point of reset button being required. Second time not quite so bad but would not shutdown -r now, had to echo b > /proc/sysrq-trigger to make it do so. Previous crash was the same Nov 23 16:51:12 trevor4 kernel: general protection fault, probably for non-canonical address 0x17ffffc0000008: 0000 [#1] PREEMPT SMP NOPTI Nov 23 16:51:12 trevor4 kernel: CPU: 6 PID: 3036 Comm: nfsd Tainted: P OE 6.0.9-200.fc36.x86_64 #1 Nov 23 16:51:12 trevor4 kernel: Hardware name: System manufacturer System Product Name/PRIME X570-PRO, BIOS 4403 04/27/2022 Nov 23 16:51:12 trevor4 kernel: RIP: 0010:release_pages+0x46/0x590 Nov 23 16:51:12 trevor4 kernel: Code: 48 8d 44 24 28 48 89 44 24 28 48 89 44 24 30 85 f6 0f 8e a2 00 00 00 48 63 f6 31 db 49 89 fc 45 31 ed 48 8d 2c f7 4d 8b 3c 24 <49> 8b 47 08 a8 01 0f 85 a9 01 00 00 0f 1f 44 00 00 4d 85 ed 74 0c Nov 23 16:51:12 trevor4 kernel: RSP: 0018:ffffa52906e03e40 EFLAGS: 00010206 Nov 23 16:51:12 trevor4 kernel: RAX: 00000000ffff9381 RBX: 0000000000000000 RCX: 0000000000000000 Nov 23 16:51:12 trevor4 kernel: RDX: ffffe8844573e008 RSI: ffffa52906e03e68 RDI: ffffe88445729308 Nov 23 16:51:12 trevor4 kernel: RBP: ffff938140494b78 R08: ffffe8844573e008 R09: 000000000001a838 Nov 23 16:51:12 trevor4 kernel: R10: 0000000000000003 R11: 0000000000000000 R12: ffff938140494b28 Nov 23 16:51:12 trevor4 kernel: R13: 0000000000000000 R14: ffffe88445729308 R15: 0017ffffc0000000 Nov 23 16:51:12 trevor4 kernel: FS: 0000000000000000(0000) GS:ffff938feeb80000(0000) knlGS:0000000000000000 Nov 23 16:51:12 trevor4 kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Nov 23 16:51:12 trevor4 kernel: CR2: 00007fa16b3f7000 CR3: 00000001f5eea000 CR4: 0000000000750ee0 Nov 23 16:51:12 trevor4 kernel: PKRU: 55555554 Nov 23 16:51:12 trevor4 kernel: Call Trace: Nov 23 16:51:12 trevor4 kernel: <TASK> Nov 23 16:51:12 trevor4 kernel: ? nfsd_shutdown_threads+0x90/0x90 [nfsd] Nov 23 16:51:12 trevor4 kernel: __pagevec_release+0x1b/0x30 Nov 23 16:51:12 trevor4 kernel: svc_xprt_release+0x1a1/0x200 [sunrpc] Nov 23 16:51:12 trevor4 kernel: svc_send+0x59/0x160 [sunrpc] Nov 23 16:51:12 trevor4 kernel: nfsd+0xd5/0x190 [nfsd] Nov 23 16:51:12 trevor4 kernel: kthread+0xe9/0x110 Nov 23 16:51:12 trevor4 kernel: ? kthread_complete_and_exit+0x20/0x20 Nov 23 16:51:12 trevor4 kernel: ret_from_fork+0x22/0x30 Nov 23 16:51:12 trevor4 kernel: </TASK> Nov 23 16:51:12 trevor4 kernel: Modules linked in: joydev drbd lru_cache tls snd_seq_dummy snd_hrtimer ip6t_REJECT nf_reject_ipv6 ip6table_filter ip6_tables vboxnetadp(OE) vboxnetflt(OE) vboxdrv(OE) ipt_REJECT nf_reject_ipv4 xt_set xt_multiport xt_state xt_conntrack nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_filter ip_tables ip_set_hash_ip ip_set nct6775 nct6775_core nfnetlink hwmon_vid xfs nvidia_drm(POE) nvidia_modeset(POE) nvidia(POE) ch341 intel_rapl_msr intel_rapl_common asus_ec_sensors amd64_edac edac_mce_amd kvm_amd snd_seq_midi snd_seq_midi_event kvm irqbypass eeepc_wmi rapl asus_wmi ledtrig_audio sparse_keymap platform_profile rfkill pcspkr video wmi_bmof k10temp i2c_piix4 snd_hda_codec_hdmi snd_usb_audio snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi snd_usbmidi_lib snd_rawmidi snd_hda_codec mc snd_hda_core snd_seq snd_hwdep snd_seq_device raid10 snd_pcm snd_timer snd soundcore sfc_siena mdio mtd essiv dm_crypt nfsd auth_rpcgss nfs_acl lockd grace sunrpc fuse hid_logitech_hidpp Nov 23 16:51:12 trevor4 kernel: hid_logitech_dj crct10dif_pclmul crc32_pclmul crc32c_intel uas polyval_clmulni ata_generic pata_acpi polyval_generic usb_storage mxm_wmi ghash_clmulni_intel ccp sp5100_tco nvme nvme_core pata_jmicron nvme_common wmi i2c_dev Nov 23 16:51:12 trevor4 kernel: ---[ end trace 0000000000000000 ]---
Bug still present in kernel 6.1.9. All it takes to reproduce this is to use libreelec (a linux based media player that runs just enough linux for Kodi to operate), select a video to play then hit fast forward. Not sure if the ffwd speed matters but I think I got it up to x8 before it takes out the kernel on the machine hosting the NFS share it reads the video file from. Revert to kernel-5.19.16-200.fc36.x86_64 and there is no problem. Feb 8 00:17:39 trevor4 kernel: general protection fault, probably for non-canonical address 0x17ffffc800001e: 0000 [#1] PREEMPT SMP NOPTI Feb 8 00:17:39 trevor4 kernel: CPU: 5 PID: 3021 Comm: nfsd Tainted: P OE 6.1.9-100.fc36.x86_64 #1 Feb 8 00:17:39 trevor4 kernel: Hardware name: System manufacturer System Product Name/PRIME X570-PRO, BIOS 4408 10/27/2022 Feb 8 00:17:39 trevor4 kernel: RIP: 0010:release_pages+0x45/0x580 Feb 8 00:17:39 trevor4 kernel: Code: 00 48 8d 44 24 28 48 89 44 24 28 48 89 44 24 30 85 f6 0f 8e a9 00 00 00 48 63 f6 31 db 49 89 ff 45 31 ed 48 8d 2c f7 4d 8b 27 <49> 8b 44 24 08 a8 01 0f 85 bb 01 00 00 0f 1f 44 00 00 4d 85 ed 74 Feb 8 00:17:39 trevor4 kernel: RSP: 0018:ffffaa7285b37e40 EFLAGS: 00010212 Feb 8 00:17:39 trevor4 kernel: RAX: 00000000ffff921e RBX: 0000000000000000 RCX: 0000000000000000 Feb 8 00:17:39 trevor4 kernel: RDX: ffffd6cac571d0c8 RSI: ffffaa7285b37e68 RDI: ffffd6cac58f0088 Feb 8 00:17:39 trevor4 kernel: RBP: ffff921edbf10b80 R08: ffffd6cac571d0c8 R09: 0000000000000103 Feb 8 00:17:39 trevor4 kernel: R10: 000000000000fe88 R11: 0000000000000000 R12: 0017ffffc8000016 Feb 8 00:17:39 trevor4 kernel: R13: 0000000000000000 R14: ffffd6cac58f0088 R15: ffff921edbf10b28 Feb 8 00:17:39 trevor4 kernel: FS: 0000000000000000(0000) GS:ffff922d6eb40000(0000) knlGS:0000000000000000 Feb 8 00:17:39 trevor4 kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Feb 8 00:17:39 trevor4 kernel: CR2: 00001d020849d000 CR3: 000000024c01e000 CR4: 0000000000750ee0 Feb 8 00:17:39 trevor4 kernel: PKRU: 55555554 Feb 8 00:17:39 trevor4 kernel: Call Trace: Feb 8 00:17:39 trevor4 kernel: <TASK> Feb 8 00:17:39 trevor4 kernel: ? nfsd_shutdown_threads+0x90/0x90 [nfsd] Feb 8 00:17:39 trevor4 kernel: __pagevec_release+0x1b/0x30 Feb 8 00:17:39 trevor4 kernel: svc_xprt_release+0x1a1/0x200 [sunrpc] Feb 8 00:17:39 trevor4 kernel: svc_send+0x59/0x160 [sunrpc] Feb 8 00:17:39 trevor4 kernel: nfsd+0xd5/0x190 [nfsd] Feb 8 00:17:39 trevor4 kernel: kthread+0xe9/0x110 Feb 8 00:17:39 trevor4 kernel: ? kthread_complete_and_exit+0x20/0x20 Feb 8 00:17:39 trevor4 kernel: ret_from_fork+0x22/0x30 Feb 8 00:17:39 trevor4 kernel: </TASK> Feb 8 00:17:39 trevor4 kernel: Modules linked in: snd_seq_dummy snd_hrtimer ip6t_REJECT nf_reject_ipv6 ip6table_filter ip6_tables vboxnetadp(OE) vboxnetflt(OE) vboxdrv(OE) ipt_REJECT nf_reject_ipv4 xt_set xt_multiport xt_state xt_conntrack nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_filter ip_tables ip_set_hash_ip ip_set nct6775 nfnetlink nct6775_core hwmon_vid xfs hid_logitech_hidpp joydev hid_logitech_dj ch341 nvidia_drm(POE) nvidia_modeset(POE) nvidia(POE) raid10 snd_seq_midi snd_seq_midi_event snd_usb_audio snd_usbmidi_lib snd_rawmidi mc intel_rapl_msr intel_rapl_common snd_hda_codec_hdmi amd64_edac edac_mce_amd snd_hda_intel kvm_amd snd_intel_dspcfg snd_intel_sdw_acpi asus_ec_sensors snd_hda_codec kvm eeepc_wmi snd_hda_core irqbypass snd_hwdep asus_wmi ledtrig_audio rapl snd_seq snd_seq_device sparse_keymap platform_profile rfkill snd_pcm wmi_bmof pcspkr sfc_siena snd_timer mdio snd k10temp soundcore i2c_piix4 video mtd essiv dm_crypt nfsd auth_rpcgss nfs_acl lockd grace sunrpc fuse Feb 8 00:17:39 trevor4 kernel: crct10dif_pclmul crc32_pclmul crc32c_intel polyval_clmulni polyval_generic uas ata_generic nvme ghash_clmulni_intel pata_acpi mxm_wmi sha512_ssse3 ccp sp5100_tco nvme_core usb_storage pata_jmicron nvme_common wmi i2c_dev Feb 8 00:17:39 trevor4 kernel: ---[ end trace 0000000000000000 ]--- Feb 8 00:17:39 trevor4 kernel: RIP: 0010:release_pages+0x45/0x580 Feb 8 00:17:39 trevor4 kernel: Code: 00 48 8d 44 24 28 48 89 44 24 28 48 89 44 24 30 85 f6 0f 8e a9 00 00 00 48 63 f6 31 db 49 89 ff 45 31 ed 48 8d 2c f7 4d 8b 27 <49> 8b 44 24 08 a8 01 0f 85 bb 01 00 00 0f 1f 44 00 00 4d 85 ed 74 Feb 8 00:17:39 trevor4 kernel: RSP: 0018:ffffaa7285b37e40 EFLAGS: 00010212 Feb 8 00:17:39 trevor4 kernel: RAX: 00000000ffff921e RBX: 0000000000000000 RCX: 0000000000000000 Feb 8 00:17:39 trevor4 kernel: RDX: ffffd6cac571d0c8 RSI: ffffaa7285b37e68 RDI: ffffd6cac58f0088 Feb 8 00:17:39 trevor4 kernel: RBP: ffff921edbf10b80 R08: ffffd6cac571d0c8 R09: 0000000000000103 Feb 8 00:17:39 trevor4 kernel: R10: 000000000000fe88 R11: 0000000000000000 R12: 0017ffffc8000016 Feb 8 00:17:39 trevor4 kernel: R13: 0000000000000000 R14: ffffd6cac58f0088 R15: ffff921edbf10b28 Feb 8 00:17:39 trevor4 kernel: FS: 0000000000000000(0000) GS:ffff922d6eb40000(0000) knlGS:0000000000000000 Feb 8 00:17:39 trevor4 kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Feb 8 00:17:39 trevor4 kernel: CR2: 00001d020849d000 CR3: 000000024c01e000 CR4: 0000000000750ee0 Feb 8 00:17:39 trevor4 kernel: PKRU: 55555554 Feb 8 00:17:40 trevor4 kernel: general protection fault, probably for non-canonical address 0x17ffffc0000008: 0000 [#2] PREEMPT SMP NOPTI Feb 8 00:17:40 trevor4 kernel: CPU: 3 PID: 3020 Comm: nfsd Tainted: P D OE 6.1.9-100.fc36.x86_64 #1 Feb 8 00:17:40 trevor4 kernel: Hardware name: System manufacturer System Product Name/PRIME X570-PRO, BIOS 4408 10/27/2022 Feb 8 00:17:40 trevor4 kernel: RIP: 0010:release_pages+0x45/0x580 Feb 8 00:17:40 trevor4 kernel: Code: 00 48 8d 44 24 28 48 89 44 24 28 48 89 44 24 30 85 f6 0f 8e a9 00 00 00 48 63 f6 31 db 49 89 ff 45 31 ed 48 8d 2c f7 4d 8b 27 <49> 8b 44 24 08 a8 01 0f 85 bb 01 00 00 0f 1f 44 00 00 4d 85 ed 74 Feb 8 00:17:40 trevor4 kernel: RSP: 0018:ffffaa7285b2fe40 EFLAGS: 00010206 Feb 8 00:17:40 trevor4 kernel: RAX: 00000000ffff921e RBX: 0000000000000000 RCX: 0000000000000000 Feb 8 00:17:40 trevor4 kernel: RDX: ffffd6cac57153c8 RSI: ffffaa7285b2fe68 RDI: ffffd6cac78372c8 Feb 8 00:17:40 trevor4 kernel: RBP: ffff921edbf0cb78 R08: ffffd6cac57153c8 R09: 0000000000000000 Feb 8 00:17:40 trevor4 kernel: R10: 0000000000000000 R11: 0000000000000000 R12: 0017ffffc0000000 Feb 8 00:17:40 trevor4 kernel: R13: 0000000000000000 R14: ffffd6cac78372c8 R15: ffff921edbf0cb28 Feb 8 00:17:40 trevor4 kernel: FS: 0000000000000000(0000) GS:ffff922d6eac0000(0000) knlGS:0000000000000000 Feb 8 00:17:40 trevor4 kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Feb 8 00:17:40 trevor4 kernel: CR2: 00000000ffe0c000 CR3: 0000000163d64000 CR4: 0000000000750ee0 Feb 8 00:17:40 trevor4 kernel: PKRU: 55555554 Feb 8 00:17:40 trevor4 kernel: Call Trace: Feb 8 00:17:40 trevor4 kernel: <TASK> Feb 8 00:17:40 trevor4 kernel: ? nfsd_shutdown_threads+0x90/0x90 [nfsd] Feb 8 00:17:40 trevor4 kernel: __pagevec_release+0x1b/0x30 Feb 8 00:17:40 trevor4 kernel: svc_xprt_release+0x1a1/0x200 [sunrpc] Feb 8 00:17:40 trevor4 kernel: svc_send+0x59/0x160 [sunrpc] Feb 8 00:17:40 trevor4 kernel: nfsd+0xd5/0x190 [nfsd] Feb 8 00:17:40 trevor4 kernel: kthread+0xe9/0x110 Feb 8 00:17:40 trevor4 kernel: ? kthread_complete_and_exit+0x20/0x20 Feb 8 00:17:40 trevor4 kernel: ret_from_fork+0x22/0x30 Feb 8 00:17:40 trevor4 kernel: </TASK> Given the total lack of activity on this bug report, should I bypass Fedora and report direct to the LKML?
I've been seeing the same behavior, interestingly also triggered when trying to access files from Kodi (for me, it's the Android version running on a Fire TV). I pretty much only use NFS for Kodi.
Similar for me, I access nfs shares from Kodi on Android client and it crashes if I upgrade from 5.19.16-200
This is still occurring with the latest 6.1.15 kernel: [ 5542.656069] general protection fault, probably for non-canonical address 0x17ffffc801201e: 0000 [#1] PREEMPT SMP PTI [ 5542.656090] CPU: 1 PID: 1426 Comm: nfsd Not tainted 6.1.15-200.fc37.x86_64 #1 [ 5542.656099] Hardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./J3160-NUC, BIOS P1.80 02/27/2018 [ 5542.656105] RIP: 0010:release_pages+0x45/0x580 [ 5542.656120] Code: 00 48 8d 44 24 28 48 89 44 24 28 48 89 44 24 30 85 f6 0f 8e a9 00 00 00 48 63 f6 31 db 49 89 ff 45 31 ed 48 8d 2c f7 4d 8b 27 <49> 8b 44 24 08 a8 01 0f 85 bb 01 00 00 0f 1f 44 00 00 4d 85 ed 74 [ 5542.656128] RSP: 0018:ffffb0e9815f7c20 EFLAGS: 00010212 [ 5542.656138] RAX: 00000000ffff9be1 RBX: 0000000000000000 RCX: 000000000000000f [ 5542.656143] RDX: ffffe68d44be4ec8 RSI: ffffb0e9815f7c48 RDI: ffffe68d44be4788 [ 5542.656149] RBP: ffff9be12c7fcb80 R08: ffffe68d44be4ec8 R09: ffffe68d44be5280 [ 5542.656155] R10: 0000000000000001 R11: 0000000000000000 R12: 0017ffffc8012016 [ 5542.656160] R13: 0000000000000000 R14: ffffe68d44be4788 R15: ffff9be12c7fcb28 [ 5542.656166] FS: 0000000000000000(0000) GS:ffff9be278080000(0000) knlGS:0000000000000000 [ 5542.656173] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5542.656179] CR2: 00007f33fea3ea00 CR3: 000000005f010000 CR4: 00000000001006e0 [ 5542.656185] Call Trace: [ 5542.656191] <TASK> [ 5542.656200] __pagevec_release+0x1b/0x30 [ 5542.656216] svc_rqst_replace_page+0xae/0xe0 [sunrpc] [ 5542.656319] nfsd_splice_actor+0x4e/0x90 [nfsd] [ 5542.656395] __splice_from_pipe+0x8a/0x1b0 [ 5542.656404] ? nfsd_direct_splice_actor+0x20/0x20 [nfsd] [ 5542.656465] nfsd_direct_splice_actor+0x11/0x20 [nfsd] [ 5542.656526] splice_direct_to_actor+0xc8/0x1d0 [ 5542.656533] ? fsid_source+0x60/0x60 [nfsd] [ 5542.656594] nfsd_splice_read+0x6b/0xf0 [nfsd] [ 5542.656657] nfsd_read+0x11d/0x180 [nfsd] [ 5542.656719] nfsd3_proc_read+0x156/0x210 [nfsd] [ 5542.656784] nfsd_dispatch+0x16a/0x280 [nfsd] [ 5542.656846] svc_process_common+0x265/0x5c0 [sunrpc] [ 5542.656927] ? nfsd_svc+0x360/0x360 [nfsd] [ 5542.656988] ? nfsd_shutdown_threads+0x90/0x90 [nfsd] [ 5542.657047] svc_process+0xad/0x100 [sunrpc] [ 5542.657124] nfsd+0xd5/0x190 [nfsd] [ 5542.657185] kthread+0xe9/0x110 [ 5542.657192] ? kthread_complete_and_exit+0x20/0x20 [ 5542.657199] ret_from_fork+0x22/0x30 [ 5542.657211] </TASK> [ 5542.657213] Modules linked in: rfcomm snd_seq_dummy snd_hrtimer xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp rpcrdma bridge rdma_cm iw_cm stp llc ib_cm ib_core nft_objref 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 nf_tables ebtable_nat ebtable_broute 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 nfnetlink ebtable_filter ebtables ip6table_filter iptable_filter qrtr bnep binfmt_misc vfat fat rtl8821ae btcoexist snd_hda_codec_hdmi intel_rapl_msr rtl_pci intel_rapl_common snd_hda_codec_realtek rtlwifi snd_hda_codec_generic mei_pxp ledtrig_audio mac80211 mei_hdcp intel_powerclamp snd_hda_intel at24 snd_intel_dspcfg snd_intel_sdw_acpi coretemp iTCO_wdt intel_pmc_bxt iTCO_vendor_support joydev libarc4 [ 5542.657325] kvm_intel snd_hda_codec snd_hda_core kvm snd_hwdep cfg80211 snd_seq snd_seq_device irqbypass snd_pcm hci_uart mei_txe intel_cstate pcspkr i2c_i801 btusb snd_timer btmtk snd mei i2c_smbus lpc_ich soundcore intel_xhci_usb_role_switch btqca btrtl ov5693 v4l2_fwnode ir_rc6_decoder btbcm btintel rc_rc6_mce v4l2_async nuvoton_cir bluetooth videodev mc rfkill_gpio rfkill intel_int0002_vgpio nfsd auth_rpcgss nfs_acl lockd grace sunrpc loop zram xfs i915 hid_logitech_hidpp drm_buddy crct10dif_pclmul drm_display_helper crc32_pclmul crc32c_intel polyval_generic cec ghash_clmulni_intel sha512_ssse3 r8169 ttm hid_logitech_dj video wmi i2c_hid_acpi i2c_hid pwm_lpss_platform pwm_lpss scsi_dh_rdac scsi_dh_emc scsi_dh_alua ip6_tables ip_tables dm_multipath fuse [ 5542.657472] ---[ end trace 0000000000000000 ]--- [ 5542.657481] RIP: 0010:release_pages+0x45/0x580 [ 5542.657489] Code: 00 48 8d 44 24 28 48 89 44 24 28 48 89 44 24 30 85 f6 0f 8e a9 00 00 00 48 63 f6 31 db 49 89 ff 45 31 ed 48 8d 2c f7 4d 8b 27 <49> 8b 44 24 08 a8 01 0f 85 bb 01 00 00 0f 1f 44 00 00 4d 85 ed 74 [ 5542.657494] RSP: 0018:ffffb0e9815f7c20 EFLAGS: 00010212 [ 5542.657499] RAX: 00000000ffff9be1 RBX: 0000000000000000 RCX: 000000000000000f [ 5542.657503] RDX: ffffe68d44be4ec8 RSI: ffffb0e9815f7c48 RDI: ffffe68d44be4788 [ 5542.657506] RBP: ffff9be12c7fcb80 R08: ffffe68d44be4ec8 R09: ffffe68d44be5280 [ 5542.657510] R10: 0000000000000001 R11: 0000000000000000 R12: 0017ffffc8012016 [ 5542.657513] R13: 0000000000000000 R14: ffffe68d44be4788 R15: ffff9be12c7fcb28 [ 5542.657517] FS: 0000000000000000(0000) GS:ffff9be278080000(0000) knlGS:0000000000000000 [ 5542.657522] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5542.657525] CR2: 00007f33fea3ea00 CR3: 000000005f010000 CR4: 00000000001006e0
*** This bug has been marked as a duplicate of bug 2150630 ***