On Tue, Nov 17, 2020 at 06:20:31PM +0100, Johan Hendriks wrote: > Hello all after updating FreeBSD13 from r367724 to r367755 my samba server > craches the server. > I did rebuild samba 4.11 but that does not help. > > The output on the console is the following. > > Fatal trap 12: page fault while in kernel mode > cpuid =3; apic id = 06 > fault virtual address = 0x803a122b8 > fault code = supervisor read instruction, protection > violation > instruction pointer = 0x20:0x803a122b8 > stack pointer = 0x28:0xfffffe0127733a50 > frame pointer = 0x28:0x803a122b0 > code segment = base 0x0, limit 0xfffff, type 0x1b > = DPL 0, pres 1, long 1, def32 0, gran 1 > processor eflags = 17340 (smbd) > trap number = 12 > panic: page fault > cpuid =3 > time = 1605632521 > KDB: stack backtrace: > db_trace_self_wrapper() at db_trace_setf_wrapper+0x2b/frame > 0xfffffe0127733700 > vpanic() at vpanic+0x182/frame 0xfffffe0127733750 > panic() at panic+0x43/frame 0xfffffe01277337b0 > trap_fatal() at trap_fatal+0x387/frame 0xfffffe0127733810 > trap_pfault() at trap_pfault+0x4f/frame 0xfffffe0127733870 > trap() at trap+0x27d/frame 0xfffffe0127733980 > calltrap() at caltrap+0x8/frame 0xfffffe0127733980 > --- trap 0xc, rip = 0x803a122b8, rsp = 0xfffffe0127733a50, rbp = 0x803a122b0 > --- > KDB: enter: panic > [ thread pid 17340 tid 101772 ] > stopped at kdb_enter+0x37: movq $0,0x1fa9446(%rip) > db> This looks like SMEP catching an issue, but it is not clear why. Did you clean rebuild of the kernel ? What filesystems types do you use ? Can you bisect ? I would actually suspect not clean rebuild after recent changes to kern_event.c.Received on Tue Nov 17 2020 - 17:19:23 UTC
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