[Bug 197934] Kernel panic when creating backup with tar

[bugzilla-noreply at freebsd.org]

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=197934

chris at chrullrich.net changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |chris at chrullrich.net

--- Comment #1 from chris at chrullrich.net ---
I have a very similar crash occurring, also on 10.1-REL (p1), at least once
every 24 hours, starting on 2015-03-17. My cores only cover the latest three
crashes:


#0  doadump (textdump=<value optimized out>) at pcpu.h:219
219     pcpu.h: No such file or directory.
        in pcpu.h
(kgdb) #0  doadump (textdump=<value optimized out>) at pcpu.h:219
#1  0xffffffff80935fc2 in kern_reboot (howto=260)
    at /usr/src/sys/kern/kern_shutdown.c:452
#2  0xffffffff80936384 in panic (fmt=<value optimized out>)
    at /usr/src/sys/kern/kern_shutdown.c:759
#3  0xffffffff80d5673f in trap_fatal (frame=<value optimized out>,
    eva=<value optimized out>) at /usr/src/sys/amd64/amd64/trap.c:865
#4  0xffffffff80d56a58 in trap_pfault (frame=0xfffffe023a60ea00,
    usermode=<value optimized out>) at /usr/src/sys/amd64/amd64/trap.c:676
#5  0xffffffff80d560ba in trap (frame=0xfffffe023a60ea00)
    at /usr/src/sys/amd64/amd64/trap.c:440
#6  0xffffffff80d3bff2 in calltrap ()
    at /usr/src/sys/amd64/amd64/exception.S:232
#7  0xffffffff8091dd71 in __mtx_lock_sleep (c=0xfffff800850c8d90,
    tid=18446735283908809872, opts=0,
    file=0x200 <Address 0x200 out of bounds>, line=2)
    at /usr/src/sys/kern/kern_mutex.c:433
#8  0xffffffff8091dbba in __mtx_lock_flags (c=<value optimized out>,
    opts=1997313168, file=0x0, line=512) at /usr/src/sys/kern/kern_mutex.c:224
#9  0xffffffff81c4273a in smb_iod_thread (arg=0xfffff800850c8d00)
    at /usr/src/sys/modules/smbfs/../../netsmb/smb_iod.c:595
#10 0xffffffff80901b1a in fork_exit (
    callout=0xffffffff81c42670 <smb_iod_thread>, arg=0xfffff800850c8d00,
    frame=0xfffffe023a60ec00) at /usr/src/sys/kern/kern_fork.c:996
#11 0xffffffff80d3c52e in fork_trampoline ()
    at /usr/src/sys/amd64/amd64/exception.S:606
#12 0x0000000000000000 in ?? ()


#0  doadump (textdump=<value optimized out>) at pcpu.h:219
219     pcpu.h: No such file or directory.
        in pcpu.h
(kgdb) #0  doadump (textdump=<value optimized out>) at pcpu.h:219
#1  0xffffffff80935fc2 in kern_reboot (howto=260)
    at /usr/src/sys/kern/kern_shutdown.c:452
#2  0xffffffff80936384 in panic (fmt=<value optimized out>)
    at /usr/src/sys/kern/kern_shutdown.c:759
#3  0xffffffff80d5673f in trap_fatal (frame=<value optimized out>,
    eva=<value optimized out>) at /usr/src/sys/amd64/amd64/trap.c:865
#4  0xffffffff80d56a58 in trap_pfault (frame=0xfffffe023a6369a0,
    usermode=<value optimized out>) at /usr/src/sys/amd64/amd64/trap.c:676
#5  0xffffffff80d560ba in trap (frame=0xfffffe023a6369a0)
    at /usr/src/sys/amd64/amd64/trap.c:440
#6  0xffffffff80d3bff2 in calltrap ()
    at /usr/src/sys/amd64/amd64/exception.S:232
#7  0xffffffff8091dd71 in __mtx_lock_sleep (c=0xfffff8004153e538,
    tid=18446735286175623456, opts=0,
    file=0x200 <Address 0x200 out of bounds>, line=2)
    at /usr/src/sys/kern/kern_mutex.c:433
#8  0xffffffff8091dbba in __mtx_lock_flags (c=<value optimized out>,
    opts=-30840544, file=0x0, line=512) at /usr/src/sys/kern/kern_mutex.c:224
#9  0xffffffff81c41e22 in smb_iod_sendall ()
    at /usr/src/sys/modules/smbfs/../../netsmb/smb_iod.c:542
#10 0xffffffff81c42760 in smb_iod_thread (arg=0xfffff8004153e500)
    at /usr/src/sys/modules/smbfs/../../netsmb/smb_iod.c:637
#11 0xffffffff80901b1a in fork_exit (
    callout=0xffffffff81c42670 <smb_iod_thread>, arg=0xfffff8004153e500,
    frame=0xfffffe023a636c00) at /usr/src/sys/kern/kern_fork.c:996
#12 0xffffffff80d3c52e in fork_trampoline ()
    at /usr/src/sys/amd64/amd64/exception.S:606
#13 0x0000000000000000 in ?? ()


#0  doadump (textdump=<value optimized out>) at pcpu.h:219
219     pcpu.h: No such file or directory.
        in pcpu.h
(kgdb) #0  doadump (textdump=<value optimized out>) at pcpu.h:219
#1  0xffffffff80935fc2 in kern_reboot (howto=260)
    at /usr/src/sys/kern/kern_shutdown.c:452
#2  0xffffffff80936384 in panic (fmt=<value optimized out>)
    at /usr/src/sys/kern/kern_shutdown.c:759
#3  0xffffffff80d5673f in trap_fatal (frame=<value optimized out>,
    eva=<value optimized out>) at /usr/src/sys/amd64/amd64/trap.c:865
#4  0xffffffff80d56a58 in trap_pfault (frame=0xfffffe023a49f9b0,
    usermode=<value optimized out>) at /usr/src/sys/amd64/amd64/trap.c:676
#5  0xffffffff80d560ba in trap (frame=0xfffffe023a49f9b0)
    at /usr/src/sys/amd64/amd64/trap.c:440
#6  0xffffffff80d3bff2 in calltrap ()
    at /usr/src/sys/amd64/amd64/exception.S:232
#7  0xffffffff8098301c in turnstile_broadcast (ts=0x0, queue=0)
    at /usr/src/sys/kern/subr_turnstile.c:838
#8  0xffffffff8091dfb0 in __mtx_unlock_sleep (c=0xfffff80039dd0638,
    opts=<value optimized out>, file=0xffffffff81c4c901 "ec", line=1)
    at /usr/src/sys/kern/kern_mutex.c:761
#9  0xffffffff8091df39 in __mtx_unlock_flags (c=<value optimized out>,
    opts=<value optimized out>, file=0xffffffff81c4c901 "ec", line=1)
    at /usr/src/sys/kern/kern_mutex.c:254
#10 0xffffffff81c42054 in smb_iod_sendall ()
    at /usr/src/sys/modules/smbfs/../../netsmb/smb_iod.c:93
#11 0xffffffff81c42760 in smb_iod_thread (arg=0xfffff80039dd0600)
    at /usr/src/sys/modules/smbfs/../../netsmb/smb_iod.c:637
#12 0xffffffff80901b1a in fork_exit (
    callout=0xffffffff81c42670 <smb_iod_thread>, arg=0xfffff80039dd0600,
    frame=0xfffffe023a49fc00) at /usr/src/sys/kern/kern_fork.c:996
#13 0xffffffff80d3c52e in fork_trampoline ()
    at /usr/src/sys/amd64/amd64/exception.S:606
#14 0x0000000000000000 in ?? ()

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