Hello, The most recent CURRENT [r312928] with enabled kernel option TCP_RFC7413 panics spontaneously: Fatal trap 12: page fault while in kernel mode cpuid = 1; apic id = 02 fault virtual address = 0x28 fault code = supervisor read data, page not present instruction pointer = 0x20:0xffffffff808a4555 stack pointer = 0x28:0xfffffe083bf738b0 frame pointer = 0x28:0xfffffe083bf738d0 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 = 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 = 0, rsp = 0, rbp = 0 --- db> Thank you! Alex Deiter alex.deiter_at_gmail.comReceived on Sat Jan 28 2017 - 21:56:28 UTC
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