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Bug #14679

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page fault in abd_copy_off_cb()

Added by Marcel Telka 21 days ago.

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

0%

Estimated time:
Difficulty:
Medium
Tags:
Gerrit CR:

Description

I encountered this panic on my home server:

> ::status
debugging crash dump vmcore.11 (64-bit) from xXx.telka.sk
operating system: 5.11 illumos-c12f119108 (i86pc)
build version: heads/master-0-gc12f119108-dirty

image uuid: d02d664f-25af-c3ff-820e-ccc50bd46932
panic message: BAD TRAP: type=e (#pf Page fault) rp=fffffe003fbf5240 addr=1 occurred in module "unix" due to a NULL pointer dereference
dump content: kernel pages only
> ::stack
bcopy_ck_size+0xea()
abd_copy_off_cb+0xd(fffffe3a16d38000, 1, 1000, 0)
abd_iterate_func2+0xd7(fffffe3a18c3cd50, fffffe39ac47a080, a0000, 0, 20000, fffffffff7937f30)
abd_copy_off+0x26(fffffe3a18c3cd50, fffffe39ac47a080, a0000, 0, 20000)
vdev_queue_aggregate+0x3c2(fffffe2cb1791c48, fffffe3995da7160)
vdev_queue_io_to_issue+0x3b(fffffe2cb1791c48)
vdev_queue_io_done+0x7d(fffffe39cab83b90)
zio_vdev_io_done+0xc0(fffffe39cab83b90)
zio_execute+0xa7(fffffe39cab83b90)
taskq_thread+0x2cd(fffffe2cb655cdd0)
thread_start+0xb()
>

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