kern/184711: Fatal trap 9: general protection fault while in kernel mode
Alexander
am00406 at surrey.ac.uk
Thu Dec 12 00:40:00 UTC 2013
>Number: 184711
>Category: kern
>Synopsis: Fatal trap 9: general protection fault while in kernel mode
>Confidential: no
>Severity: non-critical
>Priority: low
>Responsible: freebsd-bugs
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: sw-bug
>Submitter-Id: current-users
>Arrival-Date: Thu Dec 12 00:40:00 UTC 2013
>Closed-Date:
>Last-Modified:
>Originator: Alexander
>Release: 10
>Organization:
UofS
>Environment:
FreeBSD xbsdhost 9.2-RELEASE FreeBSD 9.2-RELEASE #0 r255898: Thu Sep 26 22:50:31 UTC 2013 root at bake.isc.freebsd.org:/usr/obj/usr/src/sys/GENERIC amd64
>Description:
Fatal trap 9: general protection fault while in kernel mode
cpuid = 6; apic id = 06
instruction pointer<--->= 0x20:0xffffffff809a8301
stack pointer<-> = 0x28:0xffffff88591d4890
frame pointer<-> = 0x28:0xffffff88591d48d0
code segment<--><------>= base 0x0, limit 0xfffff, type 0x1b
<------><------><------>= DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags<------>= interrupt enabled, resume, IOPL = 0
current process><------>= 8 (syncer)
trap number<---><------>= 9
panic: general protection fault
cpuid = 6
KDB: stack backtrace:
#0 0xffffffff80947986 at kdb_backtrace+0x66
#1 0xffffffff8090d9ae at panic+0x1ce
#2 0xffffffff80cf20d0 at trap_fatal+0x290
#3 0xffffffff80cf28e1 at trap+0x241
#4 0xffffffff80cdbd13 at calltrap+0x8
#5 0xffffffff809ad06b at vfs_msync+0x10b
#6 0xffffffff809ad25f at sync_fsync+0x17f
#7 0xffffffff80d990f8 at VOP_FSYNC_APV+0x78
#8 0xffffffff809adbab at sync_vnode+0x16b
#9 0xffffffff809adeb5 at sched_sync+0x1c5
#10 0xffffffff808db67f at fork_exit+0x11f
#11 0xffffffff80cdc23e at fork_trampoline+0xe
Uptime: 3d6h51m31s <----- WTF?????
Reading symbols from /boot/kernel/pflog.ko...Reading symbols from /boot/kernel/pflog.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/pflog.ko
Reading symbols from /boot/kernel/pf.ko...Reading symbols from /boot/kernel/pf.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/pf.ko
#0 doadump (textdump=<value optimized out>) at pcpu.h:234
234<--->pcpu.h: No such file or directory.
<------>in pcpu.h
(kgdb) #0 doadump (textdump=<value optimized out>) at pcpu.h:234
#1 0xffffffff8090d486 in kern_reboot (howto=260)
at /usr/src/sys/kern/kern_shutdown.c:449
#2 0xffffffff8090d987 in panic (fmt=0x1 <Address 0x1 out of bounds>)
at /usr/src/sys/kern/kern_shutdown.c:637
#3 0xffffffff80cf20d0 in trap_fatal (frame=0x9, eva=<value optimized out>)
at /usr/src/sys/amd64/amd64/trap.c:879
#4 0xffffffff80cf28e1 in trap (frame=0xffffff88591d47e0)
at /usr/src/sys/amd64/amd64/trap.c:605
#5 0xffffffff80cdbd13 in calltrap ()
at /usr/src/sys/amd64/amd64/exception.S:232
#6 0xffffffff809a8301 in mnt_vnode_next_active (mvp=0xffffff88591d4908,.
mp=<value optimized out>) at /usr/src/sys/kern/vfs_subr.c:4849
#7 0xffffffff809ad06b in vfs_msync (mp=0xfffffe000a78d9a8, flags=2)
at /usr/src/sys/kern/vfs_subr.c:3552
#8 0xffffffff809ad25f in sync_fsync (ap=<value optimized out>)
at /usr/src/sys/kern/vfs_subr.c:3776
#9 0xffffffff80d990f8 in VOP_FSYNC_APV (vop=0xffffffff813159c0,.
a=0xffffff88591d49d0) at vnode_if.c:1309
#10 0xffffffff809adbab in sync_vnode (slp=0xfffffe000a2c3390,.
bo=0xffffff88591d4a70, td=0xfffffe000a33b490) at vnode_if.h:549
#11 0xffffffff809adeb5 in sched_sync () at /usr/src/sys/kern/vfs_subr.c:1929
#12 0xffffffff808db67f in fork_exit (callout=0xffffffff809adcf0 <sched_sync>,.
arg=0x0, frame=0xffffff88591d4b00) at /usr/src/sys/kern/kern_fork.c:992
#13 0xffffffff80cdc23e in fork_trampoline ()
at /usr/src/sys/amd64/amd64/exception.S:606
#14 0x0000000000000000 in ?? ()
(kgdb).
ps -axl
UID PID PPID CPU PRI NI VSZ RSS MWCHAN STAT TT TIME COMMAND
0 0 0 0 -52 0 0 0 - DLs ?? 0:00.07 [kernel]
0 1 0 0 28 0 6276 0 wait DLs ?? 0:00.01 [init]
0 2 0 0 -16 0 0 0 waiting_ DL ?? 0:00.00 [sctp_iterato
0 3 0 0 -16 0 0 0 ccb_scan DL ?? 0:00.00 [xpt_thrd]
0 4 0 0 -16 0 0 0 psleep DL ?? 0:00.03 [pagedaemon]
0 5 0 0 -16 0 0 0 psleep DL ?? 0:00.00 [vmdaemon]
0 6 0 0 155 0 0 0 pgzero DL ?? 0:00.00 [pagezero]
0 7 0 0 -16 0 0 0 psleep DL ?? 0:00.13 [bufdaemon]
0 8 0 0 16 0 0 0 - RL ?? 0:47.54 [syncer]
0 9 0 0 -16 0 0 0 vlruwt DL ?? 0:00.14 [vnlru]
0 10 0 0 -16 0 0 0 audit_wo DL ?? 0:00.00 [audit]
0 11 0 0 155 0 0 0 - RL ?? 21583:18.90 [idle]
0 12 0 0 -84 0 0 0 - WL ?? 1:59.06 [intr]
0 13 0 0 -8 0 0 0 - DL ?? 0:00.50 [geom]
0 14 0 0 -68 0 0 0 - DL ?? 0:03.80 [usb]
0 15 0 0 -16 0 0 0 tzpoll DL ?? 0:00.75 [acpi_thermal
0 16 0 0 -16 0 0 0 cooling DL ?? 0:00.12 [acpi_cooling
0 17 0 0 -16 0 0 0 sdflush DL ?? 0:00.28 [softdepflush
0 159 1 0 52 0 9952 0 pause Ds ?? 0:00.00 [adjkerntz]
0 848 1 0 20 0 10376 0 select Ds ?? 0:00.02 [devd]
0 855 0 0 -16 0 0 0 pftm DL ?? 0:00.16 [pfpurge]
0 867 1 0 20 0 12220 0 sbwait Ds ?? 0:00.00 [pflogd]
64 871 867 0 20 0 12220 0 bpf D ?? 0:00.80 [pflogd]
0 1030 1 0 20 0 12084 0 select Ds ?? 0:00.08 [syslogd]
0 1130 1 0 20 0 153940 0 select D ?? 0:47.97 [python2.7]
0 1197 1 0 20 0 46876 0 select Ds ?? 0:00.00 [sshd]
0 1202 1 0 20 0 14176 0 nanslp Ds ?? 0:00.10 [cron]
0 1897 1 0 20 0 12084 0 select Ds ?? 0:00.07 [syslogd]
0 2159 1 0 20 0 198816 0 kqread Ds ?? 0:00.55 [php-fpm]
80 2160 2159 0 52 0 198816 0 accept D ?? 0:00.00 [php-fpm]
80 2161 2159 0 52 0 198816 0 accept D ?? 0:00.00 [php-fpm]
0 2165 1 0 52 0 33268 0 pause Ds ?? 0:00.00 [nginx]
80 2166 2165 0 20 0 33268 0 kqread D ?? 0:00.38 [nginx]
0 2174 1 0 20 0 14176 0 nanslp Ds ?? 0:00.06 [cron]
0 2264 1 0 52 0 12084 0 ttyin Ds+ ?? 0:00.00 [getty]
0 2265 1 0 52 0 12084 0 ttyin Ds+ ?? 0:00.00 [getty]
0 2266 1 0 52 0 12084 0 ttyin Ds+ ?? 0:00.00 [getty]
0 2267 1 0 52 0 12084 0 ttyin Ds+ ?? 0:00.00 [getty]
0 2268 1 0 52 0 12084 0 ttyin Ds+ ?? 0:00.00 [getty]
0 2269 1 0 52 0 12084 0 ttyin Ds+ ?? 0:00.00 [getty]
0 2270 1 0 52 0 12084 0 ttyin Ds+ ?? 0:00.00 [getty]
0 2271 1 0 52 0 12084 0 ttyin Ds+ ?? 0:00.00 [getty]
0 2580 1 0 20 0 26772 0 kqread Ds ?? 0:05.53 [smtpd]
257 2581 2580 0 20 0 26772 0 kqread D ?? 0:09.90 [smtpd]
257 2582 2580 0 20 0 26772 0 kqread D ?? 0:02.73 [smtpd]
257 2583 2580 0 20 0 26772 0 kqread D ?? 0:02.39 [smtpd]
259 2584 2580 0 20 0 26772 0 kqread D ?? 0:02.06 [smtpd]
257 2585 2580 0 20 0 26772 0 kqread D ?? 0:02.11 [smtpd]
258 2586 2580 0 20 0 26772 0 kqread D ?? 0:02.96 [smtpd]
257 2587 2580 0 20 0 26772 0 kqread D ?? 0:01.89 [smtpd]
257 2588 2580 0 20 0 26772 0 kqread D ?? 0:02.48 [smtpd]
>How-To-Repeat:
No idea, random crash.
>Fix:
>Release-Note:
>Audit-Trail:
>Unformatted:
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