boot failing - unable to handle kernel paging request - followed by oops
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
linux-azure (Ubuntu) |
Confirmed
|
Undecided
|
Unassigned |
Bug Description
After update to Ubuntu 5.0.0-1032.34-azure 5.0.21, VM is not able to boot anymore.
Keeps stuck in logging "soft lockup - CPU#xxx stuck for xxs" with random process (different on each startup).
Full logs below.
Relevant boot logs:
(...)
[[0;32m OK [0m] Started /var/lib/
[ 14.836987] PKCS#7 signature not signed with a trusted key
[ 14.856290] PKCS#7 signature not signed with a trusted key
[ 15.123087] BUG: unable to handle kernel paging request at 000000003fffffa9
[ 15.123905] #PF error: [normal kernel read fault]
[ 15.123905] PGD 800000084ab2c067 P4D 800000084ab2c067 PUD 8586cb067 PMD 0
[ 15.135982] Oops: 0000 [#1] SMP PTI
[ 15.135982] CPU: 4 PID: 3561 Comm: microsoft-depen Tainted: P OE 5.0.0-1032-azure #34-Ubuntu
[ 15.135982] Hardware name: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS 090007 06/02/2017
[ 15.135982] RIP: 0010:iterate_
[ 15.135982] Code: ab c0 4c 89 e7 e8 bb 9b 0c e8 49 8b 44 24 08 48 85 c0 74 71 4d 8b 7c 24 08 49 83 ef 68 75 0b eb 64 49 83 ea 68 4d 89 d7 74 5b <41> 0f b7 47 10 83 e0 f7 66 83 f8 02 75 44 41 80 bf 01 02 00 00 06
[ 15.171900] RSP: 0018:ffffbd4648
[ 15.171900] RAX: 0000000040000001 RBX: ffffbd46489cbb30 RCX: 0000000000000de9
[ 15.171900] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffffffffa9ae5280
[ 15.171900] RBP: ffffbd46489cbb80 R08: 0000000000000001 R09: 000000000000024f
[ 15.171900] R10: ffffbd46489cbb98 R11: 0000000000000000 R12: ffffffffa9ae5280
[ 15.171900] R13: ffffffffc0ab59d0 R14: 0000000000000000 R15: 000000003fffff99
[ 15.171900] FS: 00007f365b7e144
[ 15.171900] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 15.171900] CR2: 000000003fffffa9 CR3: 000000084c1c6002 CR4: 00000000003606e0
[ 15.171900] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 15.171900] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 15.171900] Call Trace:
[ 15.171900] ? bs_release+
[ 15.171900] bs_open+0x2fd/0x580 [microsoft_
[ 15.171900] ? bs_open+0x2fd/0x580 [microsoft_
[ 15.171900] ? bs_write+0x90/0x90 [microsoft_
(...)
[ 45.331952] watchdog: BUG: soft lockup - CPU#2 stuck for 23s! [nginx:4876]
[ 45.336115] Modules linked in: microsoft_
[ 45.395981] CPU: 2 PID: 4876 Comm: nginx Tainted: P D OE 5.0.0-1032-azure #34-Ubuntu
[ 45.400558] Hardware name: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS 090007 06/02/2017
[ 45.408757] RIP: 0010:hv_
[ 45.411928] Code: 38 be 00 5d c3 0f 1f 44 00 00 55 48 89 e5 53 65 8b 05 2f 75 df 57 a9 00 00 10 00 75 0d 9c 5b fa 0f b6 07 40 38 c6 74 05 53 9d <5b> 5d c3 b9 f0 00 00 40 0f 32 0f 1f 44 00 00 eb ed 48 c1 e2 20 bf
[ 45.424104] RSP: 0018:ffffbd4649
[ 45.431986] RAX: 0000000000000000 RBX: 0000000000000246 RCX: 00000000400000f0
[ 45.437191] RDX: 0000000000000000 RSI: 0000000000000003 RDI: ffffffffa9ae5280
[ 45.440905] RBP: ffffbd46493a3d68 R08: 0000000000000009 R09: 00000000000000d8
[ 45.447992] R10: 0000000000000000 R11: 0000000000000000 R12: ffff98541dca2000
[ 45.452055] R13: 0000000000000001 R14: 0000000000000100 R15: 0000000000000000
[ 45.457386] FS: 00007faee231fd4
[ 45.459920] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 45.469462] CR2: 00007faee132b000 CR3: 000000082287a004 CR4: 00000000003606e0
[ 45.474543] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 45.479975] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 45.484781]
(...)
Last successful boot log:
https:/
One of the failing boot logs after updating:
https:/
Status changed to 'Confirmed' because the bug affects multiple users.