Date: Tue, 21 Apr 2009 23:53:03 +0300 From: Mikolaj Golub <to.my.trociny@gmail.com> To: Mike Tancsa <mike@sentex.net> Cc: freebsd-stable@freebsd.org Subject: Re: RELENG_7 crash Message-ID: <86vdox685s.fsf@kopusha.onet> In-Reply-To: <200904210524.n3L5O9YS086865@lava.sentex.ca> (Mike Tancsa's message of "Tue\, 21 Apr 2009 01\:25\:06 -0400") References: <200904210524.n3L5O9YS086865@lava.sentex.ca>
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On Tue, 21 Apr 2009 01:25:06 -0400 Mike Tancsa wrote: MT> The box has a fairly heavy UDP load. Its RELENG_7 as of today and MT> took 3hrs for it to dump core. MT> Fatal trap 12: page fault while in kernel mode MT> cpuid = 1; apic id = 01 MT> fault virtual address = 0x68 MT> fault code = supervisor read, page not present MT> instruction pointer = 0x20:0xc0637146 MT> stack pointer = 0x28:0xe766eaac MT> frame pointer = 0x28:0xe766eb54 MT> code segment = base 0x0, limit 0xfffff, type 0x1b MT> = DPL 0, pres 1, def32 1, gran 1 MT> processor eflags = interrupt enabled, resume, IOPL = 0 MT> current process = 761 (bsnmpd) MT> trap number = 12 MT> panic: page fault MT> cpuid = 1 MT> Uptime: 3h47m43s MT> Physical memory: 2036 MB MT> Dumping 83 MB: 68 52 36 20 4 MT> (kgdb) bt MT> #0 doadump () at pcpu.h:196 MT> #1 0xc05964d7 in boot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:418 MT> #2 0xc05967a9 in panic (fmt=Variable "fmt" is not available. MT> ) at /usr/src/sys/kern/kern_shutdown.c:574 MT> #3 0xc07f64ac in trap_fatal (frame=0xe766ea6c, eva=104) at MT> /usr/src/sys/i386/i386/trap.c:939 MT> #4 0xc07f6730 in trap_pfault (frame=0xe766ea6c, usermode=0, eva=104) MT> at /usr/src/sys/i386/i386/trap.c:852 MT> #5 0xc07f70dc in trap (frame=0xe766ea6c) at /usr/src/sys/i386/i386/trap.c:530 MT> #6 0xc07db7eb in calltrap () at /usr/src/sys/i386/i386/exception.s:159 MT> #7 0xc0637146 in sysctl_ifdata (oidp=0xc08816a0, arg1=0xe766ec24, MT> arg2=2, req=0xe766eba4) at /usr/src/sys/net/if_mib.c:127 MT> #8 0xc059fd77 in sysctl_root (oidp=Variable "oidp" is not available. MT> ) at /usr/src/sys/kern/kern_sysctl.c:1413 MT> #9 0xc059ff14 in userland_sysctl (td=0xc5374460, name=0xe766ec14, MT> namelen=6, old=0x0, oldlenp=0xbfbf8478, inkernel=0, new=0x0, MT> newlen=0, retval=0xe766ec10, flags=0) at MT> /usr/src/sys/kern/kern_sysctl.c:1506 MT> #10 0xc05a0064 in __sysctl (td=0xc5374460, uap=0xe766ecfc) at MT> /usr/src/sys/kern/kern_sysctl.c:1443 MT> #11 0xc07f6a85 in syscall (frame=0xe766ed38) at MT> /usr/src/sys/i386/i386/trap.c:1090 MT> #12 0xc07db850 in Xint0x80_syscall () at /usr/src/sys/i386/i386/exception.s:255 MT> #13 0x00000033 in ?? () MT> Previous frame inner to this frame (corrupt stack?) MT> (kgdb) Just FYI, the same problem has already been registered in pr database as kern/132734. -- Mikolaj Golub
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