[cfarm-users] cfarm439 crashes and downtime

[Luke Yasuda]

On 2026-06-08 10:42, Jacob Bachmeyer wrote:
> 
> Could you leave a session on the VM host under screen(1) connected to 
> the virtio serial port with the session log enabled? Detach screen and 
> leave it running on the host, and you should get the crash messages in 
> screen's session log.

I had a "duh why didn't I think of that" moment, but yes I got the 
backtrace, looks like a bug (?) with UFS or a "page allocation failure" 
on the NVMe-oF target, not sure:

login: panic: softdep_update_inodeblock inconsistent ip 
0xc0000000d951e7d0 i_nlink 0 inodedep 0xc00000030f054480 id_nlinkdelta 1
cpuid = 5
time = 1780970605
KDB: stack backtrace:
0xc008000081ce57f0: at kdb_backtrace+0x78
0xc008000081ce5910: at vpanic+0x1b8
0xc008000081ce59d0: at panic+0x40
0xc008000081ce5a00: at softdep_update_inodeblock+0x4d0
0xc008000081ce5ac0: at ffs_update+0x2f8
0xc008000081ce5be0: at ufs_reclaim+0xd0
0xc008000081ce5c30: at VOP_RECLAIM_APV+0x90
0xc008000081ce5cc0: at vgonel+0x53c
0xc008000081ce5db0: at vrecyclel+0xb0
0xc008000081ce5e40: at vrecycle+0x58
0xc008000081ce5e80: at ufs_inactive+0x32c
0xc008000081ce5ee0: at VOP_INACTIVE_APV+0x90
0xc008000081ce5f70: at vinactivef+0x118
0xc008000081ce6020: at vinactive+0xc4
0xc008000081ce60b0: at vput_final+0x364
0xc008000081ce6190: at kern_funlinkat+0x34c
0xc008000081ce64b0: at sys_unlink+0x34
0xc008000081ce64e0: at syscall+0x1d4
0xc008000081ce6600: at trap+0x630
0xc008000081ce6740: at powerpc_interrupt+0x1cc
0xc008000081ce67d0: user SC trap by 0x8014aff90: srr1=0x800000000280f933
             r1=0xfffffbfffdd90 cr=0x42000242 xer=0 ctr=0x8014aff80 
r2=0x8014d0b40 frame=0xc008000081ce6800
KDB: enter: panic
[ thread pid 52335 tid 100399 ]
Stopped at      kdb_enter+0x74: ori     r0, r0, 0x0
db>

-- 
Luke Yasuda
GPG Fingerprint: 4E09 8D19 00AA 3F72 1899 2614 09B3 316E 13A1 1EFC
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 228 bytes
Desc: OpenPGP digital signature
URL: <http://lists.tetaneutral.net/pipermail/cfarm-users/attachments/20260609/d1f6847e/attachment.sig>