9.2-RELASE Kernel Panic

Alexandre Biancalana biancalana at gmail.com
Wed Jun 4 01:23:53 UTC 2014

I've a machine with 9.2-RELEASE-p6 that is panicing with:

panic: page fault

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Unread portion of the kernel message buffer:
<6><F0>id 2982 (openvpn), uid 65534: exited on signal 11

Fatal trap 12: page fault while in kernel mode
cpuid = 0; apic id = 00
fault virtual address   = 0x21
fault code              = supervisor read data, page not present
instruction pointer     = 0x20:0xffffffff8091f975
stack pointer           = 0x28:0xffffff824c8c26b0
frame pointer           = 0x28:0xffffff824c8c26f0
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         = 2982 (openvpn)
trap number             = 12
panic: page fault
cpuid = 0
KDB: stack backtrace:
#0 0xffffffff80947a56 at kdb_backtrace+0x66
#1 0xffffffff8090da7e at panic+0x1ce
#2 0xffffffff80cf2210 at trap_fatal+0x290
#3 0xffffffff80cf2571 at trap_pfault+0x211
#4 0xffffffff80cf2b24 at trap+0x344
#5 0xffffffff80cdbe53 at calltrap+0x8
#6 0xffffffff808d7a3b at exit1+0x1bb
#7 0xffffffff8090fe7c at sigexit+0x7c
#8 0xffffffff80912ab0 at postsig+0x3b0
#9 0xffffffff80955c47 at ast+0x2e7
#10 0xffffffff80cdce49 at doreti_ast+0x1f

This machine run some jails with epair+bridge+fibs.

Any suggestions ?

I have /var/crash files if needed


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