Date: Sun, 29 Jan 2017 01:56:23 +0300 From: Alex Deiter <alex.deiter@gmail.com> To: freebsd-current <freebsd-current@freebsd.org>, pkelsey@FreeBSD.org Subject: CURRENT [r312928] TCP_RFC7413 kernel panic Message-ID: <3F12C444-E5CC-4FF6-9348-8EAA8891908F@gmail.com>
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Hello, The most recent CURRENT [r312928] with enabled kernel option TCP_RFC7413 = panics spontaneously: Fatal trap 12: page fault while in kernel mode cpuid =3D 1; apic id =3D 02 fault virtual address =3D 0x28 fault code =3D supervisor read data, page not present instruction pointer =3D 0x20:0xffffffff808a4555 stack pointer =3D 0x28:0xfffffe083bf738b0 frame pointer =3D 0x28:0xfffffe083bf738d0 code segment =3D base 0x0, limit 0xfffff, type 0x1b =3D DPL 0, pres 1, long 1, def32 0, gran 1 processor eflags =3D interrupt enabled, resume, IOPL =3D 0 current process =3D 12 (swi4: clock (0)) [ thread pid 12 tid 100008 ] Stopped at tcp_fastopen_autokey_locked+0x35: movq = 0x28(%rax),%rax db> bt Tracing pid 12 tid 100008 td 0xfffff80007383500 tcp_fastopen_autokey_locked() at tcp_fastopen_autokey_locked+0x35/frame = 0xfffffe083bf738d0 tcp_fastopen_autokey_callout() at = tcp_fastopen_autokey_callout+0x2d/frame 0xfffffe083bf73900 softclock_call_cc() at softclock_call_cc+0x156/frame 0xfffffe083bf739b0 softclock() at softclock+0x94/frame 0xfffffe083bf739e0 intr_event_execute_handlers() at intr_event_execute_handlers+0x20f/frame = 0xfffffe083bf73a20 ithread_loop() at ithread_loop+0xc6/frame 0xfffffe083bf73a70 fork_exit() at fork_exit+0x85/frame 0xfffffe083bf73ab0 fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe083bf73ab0 --- trap 0, rip =3D 0, rsp =3D 0, rbp =3D 0 --- db>=20 Thank you! Alex Deiter alex.deiter@gmail.com
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