System hang with kernel traces while entering reboot process on a Disco ARM64 moonshot node
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
linux (Ubuntu) |
Invalid
|
Undecided
|
Unassigned | ||
Disco |
Fix Released
|
Undecided
|
Marcelo Cerri |
Bug Description
This issue occurs on a Moonshot node, the node was just deployed by MAAS, but it never came back after the reboot command.
Here is the console output:
[ OK ] Started Reboot.
[ OK ] Reached target Reboot.
[ 450.084108] kernel BUG at mm/slub.c:305!
[ 450.131160] Internal error: Oops - BUG: 0 [#1] SMP
[ 450.188640] Modules linked in: dm_multipath scsi_dh_rdac scsi_dh_emc scsi_dh_alua gpio_keys_polled input_polldev crct10dif_ce xgene_rng mailbox_
[ 450.758357] Process shutdown (pid: 1, stack limit = 0x00000000cb9d7b95)
[ 450.837642] CPU: 2 PID: 1 Comm: shutdown Not tainted 5.0.0-38-generic #41-Ubuntu
[ 450.926416] Hardware name: HP ProLiant m400 Server Cartridge (DT)
[ 450.999441] pstate: 60400005 (nZCv daif +PAN -UAO)
[ 451.056823] pc : __slab_
[ 451.103865] lr : kfree+0x1b4/0x1c8
[ 451.144549] sp : ffff000017c2b950
[ 451.184190] x29: ffff000017c2b950 x28: ffff00001173c708
[ 451.247825] x27: 0000000000000010 x26: ffff7e003e700220
[ 451.311461] x25: 0000000000000002 x24: ffff800f9c00a000
[ 451.375095] x23: ffff800ff6003800 x22: 0000000000000000
[ 451.438731] x21: 0000000080200008 x20: ffff800f9c00a000
[ 451.502365] x19: ffff7e003e700200 x18: 0000000000000000
[ 451.566001] x17: 0000000000000000 x16: 0000000000000000
[ 451.629637] x15: ffff000010fb7f30 x14: ffff800fab1ef390
[ 451.693271] x13: ffff800ff5a59020 x12: 0000000000000000
[ 451.756906] x11: ffff800ff5a58ff8 x10: 0000000000000040
[ 451.820542] x9 : ffff800fab1ef398 x8 : 0000000000000001
[ 451.884178] x7 : ffff800f9c00a000 x6 : 0000000000000001
[ 451.947812] x5 : 0000000000210d00 x4 : 0000000000000001
[ 452.011448] x3 : ffff800f9c00a000 x2 : 0000000000000000
[ 452.075083] x1 : 0000000040000000 x0 : 0000000000210d00
[ 452.138719] Call trace:
[ 452.167930] __slab_
[ 452.210700] kfree+0x1b4/0x1c8
[ 452.247217] cm_remove_
[ 452.300540] ib_unregister_
[ 452.363237] mlx4_ib_
[ 452.418655] mlx4_remove_
[ 452.479272] mlx4_unregister
[ 452.545104] mlx4_unload_
[ 452.603634] mlx4_shutdown+
[ 452.659025] pci_device_
[ 452.708159] device_
[ 452.755207] kernel_
[ 452.807469] kernel_
[ 452.851284] __se_sys_
[ 452.898228] __arm64_
[ 452.946216] el0_svc_
[ 452.991073] el0_svc_
[ 453.035930] el0_svc+0x8/0xc
[ 453.070357] Code: 8b020303 eb14031f 54fff921 d503201f (d4210000)
[ 453.143490] ---[ end trace 6177acd8b3b927ab ]---
[ 453.201910] printk: shutdown: 4 output lines suppressed due to ratelimiting
[ 453.285555] Kernel panic - not syncing: Attempted to kill init! exitcode=0x0000000b
[ 453.377460] Kernel Offset: disabled
[ 453.419286] CPU features: 0x000,20802000
[ 453.466230] Memory Limit: none
[ 453.502745] ---[ end Kernel panic - not syncing: Attempted to kill init! exitcode=0x0000000b ]---
CVE References
tags: | added: arm64 |
Changed in linux (Ubuntu Disco): | |
status: | New → Confirmed |
Changed in linux (Ubuntu): | |
status: | Incomplete → Confirmed |
summary: |
- System hand with kernel traces while entering reboot process on a Disco + System hang with kernel traces while entering reboot process on a Disco ARM64 moonshot node |
tags: | added: patch |
Changed in linux (Ubuntu Disco): | |
status: | Confirmed → Fix Committed |
Changed in linux (Ubuntu): | |
status: | Confirmed → Invalid |
Changed in linux (Ubuntu Disco): | |
assignee: | nobody → Marcelo Cerri (mhcerri) |
This bug is missing log files that will aid in diagnosing the problem. While running an Ubuntu kernel (not a mainline or third-party kernel) please enter the following command in a terminal window:
apport-collect 1859582
and then change the status of the bug to 'Confirmed'.
If, due to the nature of the issue you have encountered, you are unable to run this command, please add a comment stating that fact and change the bug status to 'Confirmed'.
This change has been made by an automated script, maintained by the Ubuntu Kernel Team.