uvm_fault(0xfffffd8076ab93e8, 0x48, 0, 1) -> e
kernel: page fault trap, code=0
Stopped at witness_checkorder+0xa9: movl 0x20(%r14),%r15d
TID PID UID PRFLAGS PFLAGS CPU COMMAND
17215 64881 0 0x14000 0x200 1 reaper
witness_checkorder(28,9,0) at witness_checkorder+0xa9 sys/kern/subr_witness.c:779
mtx_enter(18) at mtx_enter+0x4a sys/kern/kern_lock.c:252
clockintr_unbind(ffff800000b4e130,1) at clockintr_unbind+0x56 sys/kern/kern_clockintr.c:375
dt_ioctl_record_stop(ffff800001494000) at dt_ioctl_record_stop+0xbc sys/dev/dt/dt_dev.c:576
dtclose(11e5f,3,2000,ffff80003940f9d0) at dtclose+0x105 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline]
dtclose(11e5f,3,2000,ffff80003940f9d0) at dtclose+0x105 sys/dev/dt/dt_dev.c:232
spec_close(ffff80003c479b40) at spec_close+0x45f sys/kern/spec_vnops.c:-1
VOP_CLOSE(fffffd807859e968,3,fffffd80097fb478,ffff80003940f9d0) at VOP_CLOSE+0x133 sys/kern/vfs_vops.c:156
vn_closefile(fffffd805f998ec0,ffff80003940f9d0) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline]
vn_closefile(fffffd805f998ec0,ffff80003940f9d0) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615
fdrop(fffffd805f998ec0,ffff80003940f9d0) at fdrop+0x126 sys/kern/kern_descrip.c:1267
closef(fffffd805f998ec0,ffff80003940f9d0) at closef+0x192 sys/kern/kern_descrip.c:1251
fdfree(ffff80003940f9d0) at fdfree+0x116 sys/kern/kern_descrip.c:1182
exit1(ffff80003940f9d0,0,0,1) at exit1+0x59c sys/kern/kern_exit.c:215
sys_exit(ffff80003940f9d0,ffff80003c479eb0,ffff80003c479e00) at sys_exit+0x1a sys/kern/kern_exit.c:-1
syscall(ffff80003c479eb0) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80003c479eb0) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:579
end trace frame: 0xffff80003c479f30, count: 0
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