On 05/28/15 at 01:42P, Julian Kornberger wrote: > Hi, > > I have recurring crashes if I forward GRE packets using IPFW with fwd: > - The first fwd rule forwards incoming traffic into a GRE interface. > - The second fwd rule forwards GRE packets to a gateway. > > If there is no GRE traffic, the system is stable. As soon as there is > GRE traffic i takes araound one to five minutes until is crashes. > If I omit the second fwd rule, it never crashes. > > I use a FreeBSD 10.1 on a PC Engines APU.1D board. > Any Ideas how to debug this? > > Kind Regards > Julian > > > Fatal trap 12: page fault while in kernel mode > cpuid = 0; apic id = 00 > fault virtual address = 0x7c > fault code = supervisor read data, page not present > instruction pointer = 0x20:0xffffffff80a58105 > stack pointer = 0x28:0xfffffe00957335e0 > frame pointer = 0x28:0xfffffe00957336e0 > 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 = 1707 (tcpmssd)
Where is this from? net/tcpmssd port/package? If so, try disabling/uninstalling it and see if that helps. cheers, Hiren > trap number = 12 > panic: page fault > cpuid = 0 > KDB: stack backtrace: > #0 0xffffffff80963000 at kdb_backtrace+0x60 > #1 0xffffffff80928125 at panic+0x155 > #2 0xffffffff80d258df at trap_fatal+0x38f > #3 0xffffffff80d25bf8 at trap_pfault+0x308 > #4 0xffffffff80d2525a at trap+0x47a > #5 0xffffffff80d0b142 at calltrap+0x8 > #6 0xffffffff81a15797 at gre_output+0x467 > #7 0xffffffff80a59024 at ip_output+0x11b4 > #8 0xffffffff819b257a at div_send+0x33a > #9 0xffffffff8099e0b5 at sosend_generic+0x475 > #10 0xffffffff809a4425 at kern_sendit+0x245 > #11 0xffffffff809a4749 at sendit+0x129 > #12 0xffffffff809a460d at sys_sendto+0x4d > #13 0xffffffff80d26211 at amd64_syscall+0x351 > #14 0xffffffff80d0b42b at Xfast_syscall+0xfb > _______________________________________________ > freebsd-net@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-net > To unsubscribe, send any mail to "freebsd-net-unsubscr...@freebsd.org"
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