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Subject: [Bug 194180] New: [panic] [zfs] Bio not on queue
Date: Mon, 06 Oct 2014 09:49:11 +0000
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=194180

            Bug ID: 194180
           Summary: [panic] [zfs] Bio not on queue
           Product: Base System
           Version: 10.1-BETA3
          Hardware: amd64
                OS: Any
            Status: Needs Triage
          Severity: Affects Some People
          Priority: ---
         Component: kern
          Assignee: freebsd-bugs@FreeBSD.org
          Reporter: dev@vlsi.se

Created attachment 148026
  --> https://bugs.freebsd.org/bugzilla/attachment.cgi?id=148026&action=edit
Kernel dump summary

Occurs intermittent related to destroying zfs pool, adding zfs spares and
adding zfs caches.

panic: Bio not on queue bp=0xfffff800098a66c8 target 0xffffffff814c0518

Unread portion of the kernel message buffer:
panic: Bio not on queue bp=0xfffff800098a66c8 target 0xffffffff814c0518
cpuid = 0
KDB: stack backtrace:
#0 0xffffffff8090c770 at kdb_backtrace+0x60
#1 0xffffffff808d3b96 at vpanic+0x126
#2 0xffffffff808d3a69 at kassert_panic+0x139
#3 0xffffffff80839ac0 at g_bioq_first+0x80
#4 0xffffffff80839c48 at g_io_schedule_up+0x88
#5 0xffffffff8083a24d at g_up_procbody+0x7d
#6 0xffffffff808a2c04 at fork_exit+0x84
#7 0xffffffff80cbc9ce at fork_trampoline+0xe

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