Project

General

Profile

Bug #12242

checksum of cached data doesn't match BP

Added by Ryan Zezeski 2 months ago.

Status:
New
Priority:
Normal
Assignee:
-
Category:
zfs - Zettabyte File System
Start date:
Due date:
% Done:

0%

Estimated time:
Difficulty:
Medium
Tags:

Description

I hit this panic under the following conditions:

  • Running pkg update.
  • On OI Hipster 2019.10 (uname: illumos-87d7b64204).
  • Running inside a SmartOS KVM (uname joyent_20191009T235451Z).
  • Using virtio.
> ::status
debugging crash dump /var/crash/hipster/vmcore.0 (64-bit) from hipster
operating system: 5.11 illumos-87d7b64204 (i86pc)
build version: heads/master-0-g87d7b64204-dirty

image uuid: 32cfddfe-39d3-4ec0-b251-d1d9053a7a42
panic message: checksum of cached data doesn't match BP err=50 hdr=ffffff05715c9258 bp=ffffff056ce0b680 abd=ffffff0571385900 buf=ffffff0590155000
dump content: kernel pages only
> $C
ffffff00197e3820 vpanic()
ffffff00197e38a0 0xfffffffff782b01c()
ffffff00197e39c0 arc_read+0xc1a(ffffff058b0eb658, ffffff055e52b000, ffffff056ce0b680, fffffffff7833b60, ffffff057d949758, 0, ffffff0000000080, ffffff00197e3a04, ffffff00197e3a08)
ffffff00197e3a80 dbuf_read_impl+0x3e6(ffffff057d949758, ffffff058b0eb658, 1e)
ffffff00197e3b20 dbuf_read+0xc9(ffffff057d949758, ffffff058b0eb658, 1e)
ffffff00197e3bd0 dmu_buf_hold_array_by_dnode+0x10c(ffffff05809282a8, 5100000, 100000, 1, fffffffff7956ae0, ffffff00197e3c0c, ffffff00197e3c10, 0)
ffffff00197e3c70 dmu_read_uio_dnode+0x54(ffffff05809282a8, ffffff00197e3e20, 100000)
ffffff00197e3cc0 dmu_read_uio_dbuf+0x51(ffffff056f2d01c8, ffffff00197e3e20, 100000)
ffffff00197e3d60 zfs_read+0x19c(ffffff0580926e40, ffffff00197e3e20, 0, ffffff05697710d8, 0)
ffffff00197e3de0 fop_read+0x60(ffffff0580926e40, ffffff00197e3e20, 0, ffffff05697710d8, 0)
ffffff00197e3f00 read+0x2b5(5, 19fa6ec0, 73e4c52)
ffffff00197e3f10 sys_syscall+0x17d()

Also available in: Atom PDF