kernel trap 12 with interrupts disabled Fatal trap 12: page fault while in kernel mode cpuid = 0; apic id = 00 fault virtual address = 0xfffffe0082eec010 fault code = supervisor read data, page not present instruction pointer = 0x20:0xffffffff80bb5cb8 stack pointer = 0x28:0xfffffe008f44dac0 frame pointer = 0x28:0xfffffe008f44db20 code segment = base rx0, limit 0xfffff, type 0x1b = DPL 0, pres 1, long 1, def32 0, gran 1 processor eflags = resume, IOPL = 0 current process = 1 (init) rdi: 0000000000059cf6 rsi: 0000000000008000 rdx: 0000000000059cd7 rcx: 0000000000001cd7 r8: fffffe0082eec010 r9: fffffe000c98bc60 rax: fffffe000ef52000 rbx: 0000000000059cd7 rbp: fffffe008f44db20 r10: 0000000000000000 r11: 0000000000000001 r12: 0000059cf7000000 r13: 0000059cf7000000 r14: ffffffff82799300 r15: 0000059cd7eaa1c9 trap number = 12 panic: page fault cpuid = 0 time = 1764467442 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe008f44d7f0 vpanic() at vpanic+0x136/frame 0xfffffe008f44d920 panic() at panic+0x43/frame 0xfffffe008f44d980 trap_pfault() at trap_pfault+0x47c/frame 0xfffffe008f44d9f0 calltrap() at calltrap+0x8/frame 0xfffffe008f44d9f0 --- trap 0xc, rip = 0xffffffff80bb5cb8, rsp = 0xfffffe008f44dac0, rbp = 0xfffffe008f44db20 --- callout_process() at callout_process+0x138/frame 0xfffffe008f44db20 handleevents() at handleevents+0x18a/frame 0xfffffe008f44db60 timercb() at timercb+0x18e/frame 0xfffffe008f44dbb0 lapic_handle_timer() at lapic_handle_timer+0xab/frame 0xfffffe008f44dbd0 Xtimerint() at Xtimerint+0xb1/frame 0xfffffe008f44dbd0 --- interrupt, rip = 0xffffffff80f695ba, rsp = 0xfffffe008f44dca0, rbp = 0xfffffe008f44dcb0 --- uma_dbg_free() at uma_dbg_free+0x5a/frame 0xfffffe008f44dcb0 uma_zfree_arg() at uma_zfree_arg+0x95/frame 0xfffffe008f44dd00 free() at free+0xa5/frame 0xfffffe008f44dd40 pfs_modevent() at pfs_modevent+0x11/frame 0xfffffe008f44dd50 module_shutdown() at module_shutdown+0x6b/frame 0xfffffe008f44dd70 kern_reboot() at kern_reboot+0x633/frame 0xfffffe008f44ddb0 sys_reboot() at sys_reboot+0x42c/frame 0xfffffe008f44de00 amd64_syscall() at amd64_syscall+0x169/frame 0xfffffe008f44df30 fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe008f44df30 --- syscall (55, FreeBSD ELF64, reboot), rip = 0x28d72a, rsp = 0x8205c2ce8, rbp = 0x8205c2dd0 --- KDB: enter: panic [ thread pid 1 tid 100002 ] Stopped at kdb_enter+0x33: movq $0,0x1214762(%rip)