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** Changed in: linux (Ubuntu)
Status: New => Confirmed
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https://bugs.launchpad.net/bugs/1962485
Title:
Kernel Crash [general protection fault: 0000 [#1] SMP NOPTI]
Status in linux package in Ubuntu:
Confirmed
Bug description:
Hi,
I am running openstack xena release on ubuntu focal. Today my compute
node running ubuntu focal crashed with due to kernel and dump has been
generated in /var/crash/. Below is the kernel trace in crash dump.
[455151.890114] general protection fault: 0000 [#1] SMP NOPTI
[455151.890285] CPU: 43 PID: 83232 Comm: qemu-system-x86 Kdump: loaded
Tainted: G OE 5.4.0-88-generic #99-Ubuntu
[455151.890612] Hardware name: Dell Inc. PowerEdge R6525/XXXXX, BIOS 2.5.6
10/06/2021
[455151.890842] RIP: 0010:count_subheaders.part.0+0x26/0x60
[455151.890998] Code: 00 00 00 90 0f 1f 44 00 00 48 83 3f 00 74 4d 55 48 89
e5 41 55 45 31 ed 41 54 45 31 e4 53 48 89 fb 48 8b 7b 18 48 85 ff 74 23 <48> 83
3f 00 74 25 e8 cf ff ff ff 41
01 c5 48 83 c3 40 48 83 3b 00
[455151.891552] RSP: 0018:ffffa6b477487b88 EFLAGS: 00010202
[455151.891707] RAX: 0000000000000000 RBX: ffff9387c594f280 RCX:
0000000000000000
[455151.891918] RDX: 0000000000000060 RSI: ffff9390702a72c0 RDI:
0314a8c0f1b16f3e
[455151.892130] RBP: ffffa6b477487ba0 R08: 0000000000000000 R09:
ffffffffbc6ed7f0
[455151.892341] R10: ffffa6b477487cd0 R11: 0000000000000001 R12:
0000000000000000
[455151.892552] R13: 0000000000000000 R14: ffff9391e5684000 R15:
ffffffffbd5f9880
[455151.892767] FS: 00007f69950c75c0(0000) GS:ffff9391feac0000(0000)
knlGS:0000000000000000
[455151.893016] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[455151.893207] CR2: 00007f61e9e45000 CR3: 0000017c54afa000 CR4:
0000000000340ee0
[455151.893434] Call Trace:
[455151.893514] count_subheaders.part.0+0x31/0x60
[455151.893646] unregister_sysctl_table+0x30/0x90
[455151.893781] unregister_net_sysctl_table+0xe/0x10
[455151.893922] __devinet_sysctl_unregister.isra.0+0x2c/0x60
[455151.894082] devinet_sysctl_unregister+0x29/0x40
[455151.894220] inetdev_event+0x1e8/0x560
[455151.894334] ? skb_dequeue+0x5f/0x70
[455151.894444] notifier_call_chain+0x55/0x80
[455151.894565] ? notifier_call_chain+0x55/0x80
[455151.894693] raw_notifier_call_chain+0x16/0x20
[455151.894829] call_netdevice_notifiers_info+0x2e/0x60
[455151.894983] ? tun_show_owner+0x60/0x60
[455151.895098] rollback_registered_many+0x36e/0x520
[455151.895239] unregister_netdevice_queue+0x94/0x120
[455151.895383] __tun_detach+0x421/0x430
[455151.895495] tun_chr_close+0x3a/0x70
[455151.895605] __fput+0xcc/0x260
[455151.895698] ____fput+0xe/0x10
[455151.895792] task_work_run+0x8f/0xb0
[455151.895903] exit_to_usermode_loop+0x131/0x160
[455151.896036] do_syscall_64+0x163/0x190
[455151.896150] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[455151.896302] RIP: 0033:0x7f69965ba3fb
[455151.896410] Code: 03 00 00 00 0f 05 48 3d 00 f0 ff ff 77 41 c3 48 83 ec
18 89 7c 24 0c e8 f3 fb ff ff 8b 7c 24 0c 41 89 c0 b8 03 00 00 00 0f 05 <48> 3d
00 f0 ff ff 77 2f 44 89 c7 89 44 24 0c e8 31 fc ff ff 8b 44
[455151.896975] RSP: 002b:00007ffdff14b350 EFLAGS: 00000293 ORIG_RAX:
0000000000000003
[455151.897201] RAX: 0000000000000000 RBX: 0000557fe0875e50 RCX:
00007f69965ba3fb
[455151.897412] RDX: 0000557fe0748f40 RSI: 0000000000000001 RDI:
000000000000002b
[455151.897637] RBP: 0000557fe0887460 R08: 0000000000000000 R09:
0000000000000000
[455151.904390] R10: 0000000000000032 R11: 0000000000000293 R12:
0000557fe0875e50
[455151.911165] R13: 0000000000000001 R14: 0000557fe09efc10 R15:
0000557fe0747900
I didn't find any documented details on kernel 5.4 for this bug. I
have uploaded the logs via ubuntu-bug linux command.
# uname -a
Linux kvm03-a1-r01-khi04.rapid.pk 5.4.0-88-generic #99-Ubuntu SMP Thu Sep 23
17:29:00 UTC 2021 x86_64 x86_64 x86_64 GNU/Linux
# cat /proc/version_signature
Ubuntu 5.4.0-88.99-generic 5.4.140
I am using Dell R6525 with EPYC 7532 CPUs.
Let me know if there is there are more information needed.
ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: linux-image-5.4.0-88-generic 5.4.0-88.99
ProcVersionSignature: Ubuntu 5.4.0-88.99-generic 5.4.140
Uname: Linux 5.4.0-88-generic x86_64
AlsaDevices:
total 0
crw-rw---- 1 root audio 116, 1 Feb 28 17:38 seq
crw-rw---- 1 root audio 116, 33 Feb 28 17:38 timer
AplayDevices: Error: [Errno 2] No such file or directory: 'aplay'
ApportVersion: 2.20.11-0ubuntu27.20
Architecture: amd64
ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord'
AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq',
'/dev/snd/timer'] failed with exit code 1:
CasperMD5CheckResult: pass
Date: Mon Feb 28 21:20:20 2022
InstallationDate: Installed on 2021-07-29 (214 days ago)
InstallationMedia: Ubuntu-Server 20.04.2 LTS "Focal Fossa" - Release amd64
(20210201.2)
IwConfig: Error: [Errno 2] No such file or directory: 'iwconfig'
MachineType: Dell Inc. PowerEdge R6525
PciMultimedia:
ProcEnviron:
TERM=xterm-256color
PATH=(custom, no user)
XDG_RUNTIME_DIR=<set>
LANG=en_US.UTF-8
SHELL=/bin/bash
ProcFB: 0 EFI VGA
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-5.4.0-88-generic
root=/dev/mapper/ubuntu--vg-ubuntu--lv ro iommu=pt intel_iommu=on swapaccount=1
vga=normal nofb nomodeset video=vesafb:off i915.modeset=0 crashkernel=512M
RelatedPackageVersions:
linux-restricted-modules-5.4.0-88-generic N/A
linux-backports-modules-5.4.0-88-generic N/A
linux-firmware 1.187.19
RfKill: Error: [Errno 2] No such file or directory: 'rfkill'
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 10/06/2021
dmi.bios.vendor: Dell Inc.
dmi.bios.version: 2.5.6
dmi.board.name: 0GK70M
dmi.board.vendor: Dell Inc.
dmi.board.version: A10
dmi.chassis.type: 23
dmi.chassis.vendor: Dell Inc.
dmi.modalias:
dmi:bvnDellInc.:bvr2.5.6:bd10/06/2021:svnDellInc.:pnPowerEdgeR6525:pvr:rvnDellInc.:rn0GK70M:rvrA10:cvnDellInc.:ct23:cvr:
dmi.product.family: PowerEdge
dmi.product.name: PowerEdge R6525
dmi.product.sku: SKU=NotProvided;ModelName=PowerEdge R6525
dmi.sys.vendor: Dell Inc.
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