Date: Sat, 9 Jul 2016 22:06:42 +0300 From: Andrey Chernov <ache@freebsd.org> To: "current@freebsd.org" <current@FreeBSD.org> Subject: Recent -current stable panic at later boot stage Message-ID: <378f847e-3257-19f0-2cf8-cd6319db5e06@freebsd.org>
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SCHED_ULE used. I have textdump only. Interesting parts: <118>Starting syslogd. kernel trap 9 with interrupts disabled Fatal trap 9: general protection fault while in kernel mode cpuid = 7; apic id = 07 instruction pointer = 0x20:0xffffffff806b2585 stack pointer = 0x28:0xfffffe022ccce8d0 frame pointer = 0x28:0xfffffe022ccce950 code segment = base 0x0, limit 0xfffff, type 0x1b = DPL 0, pres 1, long 1, def32 0, gran 1 processor eflags = resume, IOPL = 0 current process = 10 (idle: cpu7) It happens at amd64/amd64/cpu_switch.S:ld_ldt: lldt %ax db> bt Tracing pid 10 tid 100009 td 0xfffff80002292000 ld_ldt() at ld_ldt/frame 0xfffffe022ccce8e0 sched_switch() at sched_switch+0x51d/frame 0xfffffe022ccce950 mi_switch() at mi_switch+0x156/frame 0xfffffe022ccce980 sched_idletd() at sched_idletd+0xf9/frame 0xfffffe022cccea70 fork_exit() at fork_exit+0x84/frame 0xfffffe022ccceab0 fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe022ccceab0 --- trap 0, rip = 0, rsp = 0, rbp = 0 ---
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