[panic] 10.1-RELEASE-p14 #4 r285499M sporadic reboot

Thomas Quinot thomas at FreeBSD.ORG
Tue Sep 29 16:46:54 UTC 2015


* Zeus Panchenko, 2015-07-22 :

> on important production server I've started to experience weird regular
> (once a day-two) sporadic reboots after last upgrade (2015-07-17), and
> would appreciate if someone could help me to analyze further and fix the
> issue.
> 
> Collected crash information below
> 
> full logs are available upon request.

For the record, I observed a similar crash today:

ceuta-ng.act-europe.fr dumped core - see /var/crash/vmcore.2

Tue Sep 29 18:25:59 CEST 2015

FreeBSD ceuta-ng.act-europe.fr 10.1-RELEASE-p8 FreeBSD 10.1-RELEASE-p8 #2 r280990M: Tue Jul  7 18:18:21 CEST 2015     root at lynchburg:/usr/obj/usr/src/releng/10.1/sys/ADACORE_FW  amd64

panic: page fault

GNU gdb 6.1.1 [FreeBSD]
Copyright 2004 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB.  Type "show warranty" for details.
This GDB was configured as "amd64-marcel-freebsd"...

Unread portion of the kernel message buffer:


Fatal trap 12: page fault while in kernel mode
cpuid = 3; apic id = 03
fault virtual address	= 0xffff804000000000
fault code		= supervisor read data, page not present
instruction pointer	= 0x20:0xffffffff80d4f81c
stack pointer	        = 0x28:0xfffffe011bfaf810
frame pointer	        = 0x28:0xfffffe011bfaf820
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		= 12 (swi1: netisr 0)
trap number		= 12
panic: page fault
cpuid = 3
KDB: stack backtrace:
#0 0xffffffff80977830 at kdb_backtrace+0x60
#1 0xffffffff8093c955 at panic+0x155
#2 0xffffffff80d5dc3f at trap_fatal+0x38f
#3 0xffffffff80d5df58 at trap_pfault+0x308
#4 0xffffffff80d5d5ba at trap+0x47a
#5 0xffffffff80d434a2 at calltrap+0x8
#6 0xffffffff80e7000b at bounce_bus_dmamap_load_buffer+0x1bb
#7 0xffffffff80972b42 at bus_dmamap_load_mbuf_sg+0x72
#8 0xffffffff819ca83e at igb_refresh_mbufs+0x19e
#9 0xffffffff819ca642 at igb_rxeof+0x692
#10 0xffffffff819cb9a0 at igb_poll+0x110
#11 0xffffffff8092bd6c at netisr_poll+0xfc
#12 0xffffffff80a09c3d at swi_net+0x1d
#13 0xffffffff8090ea8b at intr_event_execute_handlers+0xab
#14 0xffffffff8090eed6 at ithread_loop+0x96
#15 0xffffffff8090c6aa at fork_exit+0x9a
#16 0xffffffff80d439de at fork_trampoline+0xe
Uptime: 3d17h55m1s
Dumping 448 out of 4069 MB:..4%..11%..22%..33%..43%..54%..61%..72%..83%..93%

Reading symbols from /boot/kernel/carp.ko.symbols...done.
Loaded symbols for /boot/kernel/carp.ko.symbols
Reading symbols from /boot/kernel/if_igb.ko.symbols...done.
Loaded symbols for /boot/kernel/if_igb.ko.symbols
Reading symbols from /boot/kernel/pflog.ko.symbols...done.
Loaded symbols for /boot/kernel/pflog.ko.symbols
Reading symbols from /boot/kernel/pf.ko.symbols...done.
Loaded symbols for /boot/kernel/pf.ko.symbols
Reading symbols from /boot/kernel/pfsync.ko.symbols...done.
Loaded symbols for /boot/kernel/pfsync.ko.symbols
Reading symbols from /boot/kernel/ng_socket.ko.symbols...done.
Loaded symbols for /boot/kernel/ng_socket.ko.symbols
Reading symbols from /boot/kernel/netgraph.ko.symbols...done.
Loaded symbols for /boot/kernel/netgraph.ko.symbols
Reading symbols from /boot/kernel/ng_mppc.ko.symbols...done.
Loaded symbols for /boot/kernel/ng_mppc.ko.symbols
Reading symbols from /boot/kernel/rc4.ko.symbols...done.
Loaded symbols for /boot/kernel/rc4.ko.symbols
Reading symbols from /boot/kernel/if_tap.ko.symbols...done.
Loaded symbols for /boot/kernel/if_tap.ko.symbols
#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  0xffffffff8093c5d2 in kern_reboot (howto=260)
    at /usr/src/releng/10.1/sys/kern/kern_shutdown.c:452
#2  0xffffffff8093c994 in panic (fmt=<value optimized out>)
    at /usr/src/releng/10.1/sys/kern/kern_shutdown.c:759
#3  0xffffffff80d5dc3f in trap_fatal (frame=<value optimized out>, 
    eva=<value optimized out>)
    at /usr/src/releng/10.1/sys/amd64/amd64/trap.c:865
#4  0xffffffff80d5df58 in trap_pfault (frame=0xfffffe011bfaf760, 
    usermode=<value optimized out>)
    at /usr/src/releng/10.1/sys/amd64/amd64/trap.c:676
#5  0xffffffff80d5d5ba in trap (frame=0xfffffe011bfaf760)
    at /usr/src/releng/10.1/sys/amd64/amd64/trap.c:440
#6  0xffffffff80d434a2 in calltrap ()
    at /usr/src/releng/10.1/sys/amd64/amd64/exception.S:232
#7  0xffffffff80d4f81c in pmap_kextract (va=0)
    at /usr/src/releng/10.1/sys/amd64/amd64/pmap.c:639
#8  0xffffffff80e7000b in bounce_bus_dmamap_load_buffer (
    dmat=0xfffff80002b8ae00, map=0xffffffff81637498, 
    buf=<value optimized out>, buflen=<value optimized out>, 
    pmap=0xffffffff816beb60, flags=<value optimized out>, 
    segs=<value optimized out>)
    at /usr/src/releng/10.1/sys/x86/x86/busdma_bounce.c:690
#9  0xffffffff80972b42 in bus_dmamap_load_mbuf_sg (dmat=0xfffff80002b8ae00, 
    map=0x0, m0=<value optimized out>, segs=0xfffffe011bfaf930, 
    nsegs=0xfffffe011bfaf92c, flags=<value optimized out>)
    at /usr/src/releng/10.1/sys/kern/subr_bus_dma.c:110
#10 0xffffffff819ca83e in igb_refresh_mbufs (rxr=0xfffff80002b71330, 
    limit=633)
    at /usr/src/releng/10.1/sys/modules/igb/../../dev/e1000/if_igb.c:4144
#11 0xffffffff819ca642 in igb_rxeof (que=<value optimized out>, 
    count=<value optimized out>, done=0xfffffe011bfafa44)
    at /usr/src/releng/10.1/sys/modules/igb/../../dev/e1000/if_igb.c:4998
#12 0xffffffff819cb9a0 in igb_poll (ifp=0xfffff80002b70800, 
    cmd=<value optimized out>, count=5)
    at /usr/src/releng/10.1/sys/modules/igb/../../dev/e1000/if_igb.c:1565
#13 0xffffffff8092bd6c in netisr_poll ()
    at /usr/src/releng/10.1/sys/kern/kern_poll.c:447
#14 0xffffffff80a09c3d in swi_net (arg=0xffffffff81a8a880)
    at /usr/src/releng/10.1/sys/net/netisr.c:797
#15 0xffffffff8090ea8b in intr_event_execute_handlers (
    p=<value optimized out>, ie=0xfffff80002962c00)
    at /usr/src/releng/10.1/sys/kern/kern_intr.c:1263
#16 0xffffffff8090eed6 in ithread_loop (arg=0xfffff80002967f40)
    at /usr/src/releng/10.1/sys/kern/kern_intr.c:1276
#17 0xffffffff8090c6aa in fork_exit (
    callout=0xffffffff8090ee40 <ithread_loop>, arg=0xfffff80002967f40, 
    frame=0xfffffe011bfafc00) at /usr/src/releng/10.1/sys/kern/kern_fork.c:996
#18 0xffffffff80d439de in fork_trampoline ()
    at /usr/src/releng/10.1/sys/amd64/amd64/exception.S:606
#19 0x0000000000000000 in ?? ()
Current language:  auto; currently minimal
(kgdb) 
[...]

Full log and coredump have been preserved.

Thomas.



More information about the freebsd-stable mailing list