kernel: page fault trap, code=0 Stopped at witness_checkorder+0xb5: movl 0x20(%r14),%r15d TID PID UID PRFLAGS PFLAGS CPU COMMAND witness_checkorder(ffff80003c44fb00,9,0) at witness_checkorder+0xb5 sys/kern/subr_witness.c:779 mtx_enter(ffff80003c44faf0) at mtx_enter+0x4a sys/kern/kern_lock.c:260 filt_procdetach(fffffd8076d49800) at filt_procdetach+0x4d sys/kern/kern_event.c:432 knote_remove(ffff8000363f3248,fffffd807ece97e0,fffffd807ece9880,1c,1) at knote_remove+0x2db sys/kern/kern_event.c:-1 kqueue_purge(ffff8000363f3248,fffffd807ece97e0) at kqueue_purge+0x137 sys/kern/kern_event.c:1890 kqueue_close(fffffd8062704c30,ffff8000363f3248) at kqueue_close+0x48 sys/kern/kern_event.c:1934 fdrop(fffffd8062704c30,ffff8000363f3248) at fdrop+0x121 sys/kern/kern_descrip.c:1280 closef(fffffd8062704c30,ffff8000363f3248) at closef+0x192 sys/kern/kern_descrip.c:1264 fdfree(ffff8000363f3248) at fdfree+0x116 sys/kern/kern_descrip.c:1195 exit1(ffff8000363f3248,0,0,3) at exit1+0x576 sys/kern/kern_exit.c:215 proc_suspend_check_locked(ffff8000363f3248,0) at proc_suspend_check_locked+0x2fd sys/kern/kern_sig.c:2235 userret(ffff8000363f3248) at userret+0x8c proc_suspend_check sys/kern/kern_sig.c:-1 [inline] userret(ffff8000363f3248) at userret+0x8c sys/kern/kern_sig.c:2194 syscall(ffff800033be4630) at syscall+0x9cd mi_syscall_return sys/sys/syscall_mi.h:203 [inline] syscall(ffff800033be4630) at syscall+0x9cd sys/arch/amd64/amd64/trap.c:796 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x75a7c02e94d0, count: 1 https://www.openbsd.org/ddb.html describes the minimum info required in bug reports. Insufficient info makes it difficult to find and fix bugs. ddb{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic *cpu0: uvm_fault(0xffffffff839e6600, 0xffff80003c44fb20, 0, 1) -> e ddb{0}> trace witness_checkorder(ffff80003c44fb00,9,0) at witness_checkorder+0xb5 sys/kern/subr_witness.c:779 mtx_enter(ffff80003c44faf0) at mtx_enter+0x4a sys/kern/kern_lock.c:260 filt_procdetach(fffffd8076d49800) at filt_procdetach+0x4d sys/kern/kern_event.c:432 knote_remove(ffff8000363f3248,fffffd807ece97e0,fffffd807ece9880,1c,1) at knote_remove+0x2db sys/kern/kern_event.c:-1 kqueue_purge(ffff8000363f3248,fffffd807ece97e0) at kqueue_purge+0x137 sys/kern/kern_event.c:1890 kqueue_close(fffffd8062704c30,ffff8000363f3248) at kqueue_close+0x48 sys/kern/kern_event.c:1934 fdrop(fffffd8062704c30,ffff8000363f3248) at fdrop+0x121 sys/kern/kern_descrip.c:1280 closef(fffffd8062704c30,ffff8000363f3248) at closef+0x192 sys/kern/kern_descrip.c:1264 fdfree(ffff8000363f3248) at fdfree+0x116 sys/kern/kern_descrip.c:1195 exit1(ffff8000363f3248,0,0,3) at exit1+0x576 sys/kern/kern_exit.c:215 proc_suspend_check_locked(ffff8000363f3248,0) at proc_suspend_check_locked+0x2fd sys/kern/kern_sig.c:2235 userret(ffff8000363f3248) at userret+0x8c proc_suspend_check sys/kern/kern_sig.c:-1 [inline] userret(ffff8000363f3248) at userret+0x8c sys/kern/kern_sig.c:2194 syscall(ffff800033be4630) at syscall+0x9cd mi_syscall_return sys/sys/syscall_mi.h:203 [inline] syscall(ffff800033be4630) at syscall+0x9cd sys/arch/amd64/amd64/trap.c:796 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x75a7c02e94d0, count: -14 ddb{0}> show registers rdi 0 rsi 0 rbp 0xffff800033be4140 rbx 0 rdx 0 rcx 0xffff8000363f3248 rax 0xffffffff83815ffe cpu_info_full_primary+0x1ffe r8 0x1 r9 0 r10 0x56edec72e5de0f56 r11 0x98eb176162974a6f r12 0xffffffff83634dfe proc_filtops+0x26 r13 0x9 r14 0xffff80003c44fb00 r15 0 rip 0xffffffff81fd2ea5 witness_checkorder+0xb5 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff800033be40a0 ss 0x10 witness_checkorder+0xb5: movl 0x20(%r14),%r15d ddb{0}> show proc PROC (syz-executor) tid=431353 pid=31828 tcnt=0 stat=onproc flags process=1008 proc=82000 runpri=32, usrpri=60, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0xffff8000363f2a80 scnt=-1 ecnt=1 forw=0xffffffffffffffff, list=0xffff80002a2707e0,0xffff8000363f4a98 process=0xffff8000fffed358 user=0xffff800033bdf000, vmspace=0xfffffd806c9c27c0 estcpu=10, cpticks=2, pctcpu=0.0, user=0, sys=2, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 78071 244406 65276 0 3 0x80 fsleep syz-executor 78071 170835 65276 0 2 0x4000000 syz-executor 32659 389612 1 0 3 0x100083 ttyin getty 56248 114867 67242 0 3 0x80 fsleep syz-executor 56248 387718 67242 0 3 0x4000080 pipewr syz-executor 67242 197964 575 0 2 0x2 syz-executor 37426 82350 575 0 2 0x10000002 syz-executor 76926 426414 575 0 2 0x2 syz-executor 68328 283754 575 0 2 0x2 syz-executor 65276 520535 575 0 2 0xc82 syz-executor 20278 427518 575 0 2 0x2 syz-executor 9344 380605 575 0 2 0x2 syz-executor 575 246808 27748 0 3 0x82 wait syz-executor 27748 389747 43164 0 3 0x10008a sigsusp ksh 43164 281499 17818 0 3 0x98 kqread sshd-session 17818 289552 15335 0 3 0x92 kqread sshd-session 15335 210719 1 0 3 0x88 kqread sshd 2440 123894 29495 74 3 0x1100092 bpf pflogd 29495 63903 1 0 3 0x80 sbwait pflogd 3333 155465 67825 73 3 0x1100090 kqread syslogd 67825 224146 1 0 3 0x100082 sbwait syslogd 42690 357597 1 0 3 0x100080 kqread resolvd 89625 472686 91849 77 3 0x100092 kqread dhcpleased 96570 417434 91849 77 3 0x100092 kqread dhcpleased 91849 73177 1 0 3 0x80 kqread dhcpleased 449 460915 0 0 3 0x14200 bored smr 60833 16768 0 0 2 0x14200 zerothread 33944 446348 0 0 3 0x14200 aiodoned aiodoned 38470 60600 0 0 2 0x14200 update 56051 165791 0 0 3 0x14200 cleaner cleaner 38344 275775 0 0 3 0x14200 reaper reaper 3089 360687 0 0 3 0x14200 pgdaemon pagedaemon 48302 107852 0 0 3 0x14200 bored viomb 79524 244581 0 0 3 0x40014200 acpi0 acpi0 99773 276749 0 0 7 0x40014200 idle1 86053 112325 0 0 3 0x14200 bored softnet1 88506 36057 0 0 3 0x14200 bored softnet0 97270 500179 0 0 3 0x14200 bored systqmp 62791 64346 0 0 3 0x14200 bored systq 24686 165591 0 0 3 0x14200 tmoslp softclockmp 72794 433223 0 0 3 0x40014200 tmoslp softclock 56330 287678 0 0 3 0x40014200 idle0 1 128399 0 0 3 0x82 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb{0}> show all locks Process 76926 (syz-executor) thread 0xffff80002a270fa8 (426414) exclusive rrwlock inode r = 0 (0xfffffd806dd7da00) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xa3 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vget+0x2a2 sys/kern/vfs_subr.c:686 #6 ufs_ihashget+0x185 sys/ufs/ufs/ufs_ihash.c:98 #7 ffs_vget+0x8c sys/ufs/ffs/ffs_vfsops.c:1203 #8 ufs_lookup+0x1a36 sys/ufs/ufs/ufs_lookup.c:478 #9 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x93a sys/kern/vfs_lookup.c:566 #11 namei+0x7ca sys/kern/vfs_lookup.c:250 #12 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1868 #13 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #13 syscall+0xb17 sys/arch/amd64/amd64/trap.c:775 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806d0f6b40) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xa3 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vfs_lookup+0x11c sys/kern/vfs_lookup.c:-1 #6 namei+0x7ca sys/kern/vfs_lookup.c:250 #7 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1868 #8 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb17 sys/arch/amd64/amd64/trap.c:775 #9 Xsyscall+0x128 Process 68328 (syz-executor) thread 0xffff80002a271a08 (283754) exclusive rrwlock inode r = 0 (0xfffffd806e9fe418) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xa3 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vget+0x2a2 sys/kern/vfs_subr.c:686 #6 ufs_ihashget+0x185 sys/ufs/ufs/ufs_ihash.c:98 #7 ffs_vget+0x8c sys/ufs/ffs/ffs_vfsops.c:1203 #8 ufs_lookup+0x1a36 sys/ufs/ufs/ufs_lookup.c:478 #9 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x93a sys/kern/vfs_lookup.c:566 #11 namei+0x7ca sys/kern/vfs_lookup.c:250 #12 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1868 #13 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #13 syscall+0xb17 sys/arch/amd64/amd64/trap.c:775 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806c403580) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xa3 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vget+0x2a2 sys/kern/vfs_subr.c:686 #6 cache_lookup+0x351 sys/kern/vfs_cache.c:222 #7 ufs_lookup+0x1e3 sys/ufs/ufs/ufs_lookup.c:160 #8 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #9 vfs_lookup+0x93a sys/kern/vfs_lookup.c:566 #10 namei+0x7ca sys/kern/vfs_lookup.c:250 #11 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1868 #12 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #12 syscall+0xb17 sys/arch/amd64/amd64/trap.c:775 #13 Xsyscall+0x128 Process 20278 (syz-executor) thread 0xffff8000ffffd230 (427518) exclusive rrwlock inode r = 0 (0xfffffd806c403ec0) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xa3 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vget+0x2a2 sys/kern/vfs_subr.c:686 #6 ufs_ihashget+0x185 sys/ufs/ufs/ufs_ihash.c:98 #7 ffs_vget+0x8c sys/ufs/ffs/ffs_vfsops.c:1203 #8 ufs_lookup+0x1a36 sys/ufs/ufs/ufs_lookup.c:478 #9 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x93a sys/kern/vfs_lookup.c:566 #11 namei+0x7ca sys/kern/vfs_lookup.c:250 #12 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1868 #13 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #13 syscall+0xb17 sys/arch/amd64/amd64/trap.c:775 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806d9b41f8) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xa3 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vfs_lookup+0x11c sys/kern/vfs_lookup.c:-1 #6 namei+0x7ca sys/kern/vfs_lookup.c:250 #7 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1868 #8 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb17 sys/arch/amd64/amd64/trap.c:775 #9 Xsyscall+0x128 Process 38470 (update) thread 0xffff8000ffffd4c8 (60600) exclusive rrwlock inode r = 0 (0xfffffd806f415b70) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xa3 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vget+0x2a2 sys/kern/vfs_subr.c:686 #6 syncer_thread+0xcd sys/kern/vfs_sync.c:150 #7 proc_trampoline+0x10 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10194 11018K 11479K 166960K 11724 0 pcb 18 14K 14K 166960K 187 0 rtable 173 7K 7K 166960K 377 0 pf 34 17K 18K 166960K 66 0 ifaddr 33 5K 8K 166960K 56 0 ifgroup 47 2K 2K 166960K 70 0 sysctl 3 1K 9K 166960K 7 0 counters 66 36K 37K 166960K 94 0 ioctlops 0 0K 4K 166960K 1530 0 iov 0 0K 24K 166960K 17 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1399 88K 88K 166960K 1686 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 4 0 VM map 2 1K 1K 166960K 2 0 sem 8 0K 0K 166960K 8 0 dirhash 12 2K 2K 166960K 12 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 13 45K 93K 166960K 366 0 sigio 1 0K 0K 166960K 7 0 proc 72 115K 164K 166960K 563 0 subproc 72 4K 4K 166960K 72 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 123 0 in_multi 73 5K 7K 166960K 113 0 ether_multi 1 0K 0K 166960K 2 0 mrt 0 0K 0K 166960K 3 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 85 387K 387K 166960K 85 0 exec 0 0K 1K 166960K 396 0 fusefs mount 1 32K 32K 166960K 1 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 206 159K 169K 166960K 5076 0 UVM aobj 11 6K 8K 166960K 13 0 pinsyscall 38 76K 104K 166960K 1499 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 20 0 NDP 10 0K 2K 166960K 35 0 temp 44 8672K 8744K 166960K 12699 0 kqueue 14 20K 28K 166960K 76 0 SYN cache 2 16K 16K 166960K 2 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 26 0 0 1 0 1 1 0 8 0 rtpcb 120 111 0 108 3 2 1 3 0 8 0 rtentry 176 114 0 43 5 0 5 5 0 8 0 unpcb 144 311 0 294 4 2 2 4 0 8 1 syncache 336 5 0 5 2 2 0 1 0 8 0 tcpqe 32 2 0 2 1 1 0 1 0 8 0 tcpcb 736 98 0 92 4 2 2 4 0 8 1 arp 136 18 0 6 1 0 1 1 0 8 0 inpcb 328 590 0 580 10 5 5 10 0 8 2 nd6 152 24 0 6 1 0 1 1 0 8 0 pkpcb 40 2 0 2 1 1 0 1 0 8 0 kcovpl 48 8 0 0 1 0 1 1 0 8 0 ppxss 1192 11 0 11 1 1 0 1 0 8 0 pffrag 232 1 0 0 1 0 1 1 0 482 0 pffrnode 88 1 0 0 1 0 1 1 0 8 0 pffrent 40 2 0 1 1 0 1 1 0 8 0 pfosfp 40 1428 0 1005 5 0 5 5 0 8 0 pfosfpen 112 1428 0 714 21 0 21 21 0 8 0 pfrktable 1344 3 0 0 1 0 1 1 0 8 0 pfstitem 24 32 0 17 1 0 1 1 0 8 0 pfstkey 128 33 0 18 1 0 1 1 0 8 0 pfstate 448 33 0 18 4 0 4 4 0 8 0 pfrule 1344 23 0 17 2 1 1 2 0 8 0 rttmr 136 1 0 1 1 1 0 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 534 0 238 31 6 25 31 0 8 0 art_table 40 535 0 238 5 0 5 5 0 8 0 art_node 32 114 0 52 1 0 1 1 0 8 0 sysvmsgpl 40 5 0 3 1 0 1 1 0 8 0 semapl 112 6 0 0 1 0 1 1 0 8 0 shmpl 112 7 0 1 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 2016 0 509 95 0 95 95 0 8 0 ffsino 296 2016 0 509 117 0 117 117 0 8 0 nchpl 144 2527 0 829 64 0 64 64 0 8 0 rtmask 32 6 0 6 1 1 0 1 0 8 0 vnodes 216 2316 0 0 129 0 129 129 0 8 0 namei 1024 8095 0 8095 3 2 1 2 0 8 1 percpumem 16 62 0 14 1 0 1 1 0 8 0 vcpupl 3968 2 0 0 1 0 1 1 0 8 0 vmpool 840 3 0 1 1 0 1 1 0 8 0 kstatmem 264 38 0 16 3 1 2 3 0 8 0 scsiplug 72 1 0 1 1 1 0 1 0 8 0 scxspl 216 10446 0 10446 10 2 8 8 1 8 8 plimitpl 152 98 0 80 1 0 1 1 0 8 0 sigapl 424 680 0 635 7 1 6 7 0 8 0 knotepl 120 309 0 0 10 0 10 10 0 8 0 kqueuepl 224 107 0 96 1 0 1 1 0 8 0 pipepl 344 200 0 172 9 2 7 9 0 8 4 fdescpl 528 660 0 633 3 0 3 3 0 8 0 filepl 160 3760 0 3543 18 3 15 18 0 8 3 lockfpl 104 85 0 82 1 0 1 1 0 8 0 lockfspl 48 43 0 40 1 0 1 1 0 8 0 sessionpl 144 24 0 15 1 0 1 1 0 8 0 pgrppl 48 32 0 15 1 0 1 1 0 8 0 ucredpl 104 484 0 470 1 0 1 1 0 8 0 zombiepl 144 639 0 635 1 0 1 1 0 8 0 processpl 1232 680 0 635 6 2 4 5 0 8 0 procpl 664 1023 0 976 6 0 6 6 0 8 0 sosppl 176 2 0 2 1 1 0 1 0 8 0 sockpl 752 1025 0 995 14 5 9 14 0 8 4 mcl64k 65536 2 0 0 1 0 1 1 0 8 0 mcl16k 16384 2 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl9k 9216 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 116 0 0 15 0 15 15 0 8 0 mcl2k 2048 19 0 0 3 0 3 3 0 8 0 mtagpl 96 10 0 0 1 0 1 1 0 8 0 mbufpl 256 179 0 0 11 0 11 11 0 8 0 bufpl 280 3969 0 130 275 0 275 275 0 8 0 anonpl 32 9867 0 0 80 0 80 80 0 246 0 amapchunkpl 152 16210 0 15847 36 2 34 36 0 158 13 amappl16 200 2938 0 2915 25 14 11 22 0 8 6 amappl15 192 6 0 6 1 1 0 1 0 8 0 amappl14 184 17 0 17 1 1 0 1 0 8 0 amappl13 176 428 0 427 1 0 1 1 0 8 0 amappl12 168 1025 0 986 3 0 3 3 0 8 0 amappl11 160 12 0 12 1 1 0 1 0 8 0 amappl10 152 52 0 38 1 0 1 1 0 8 0 amappl9 144 260 0 260 1 1 0 1 0 8 0 amappl8 136 25 0 23 1 0 1 1 0 8 0 amappl7 128 100 0 99 1 0 1 1 0 8 0 amappl6 120 292 0 279 1 0 1 1 0 8 0 amappl5 112 78 0 68 1 0 1 1 0 8 0 amappl4 104 422 0 391 1 0 1 1 0 8 0 amappl3 96 2867 0 2787 5 2 3 4 0 8 0 amappl2 88 540 0 477 2 0 2 2 0 8 0 amappl1 80 10158 0 9582 15 1 14 14 0 8 0 amappl 88 4298 0 4170 5 0 5 5 0 92 0 uvmvnodes 80 109 0 0 3 0 3 3 0 8 0 dma4096 4096 1 0 1 1 1 0 1 0 8 0 dma1024 1024 1 0 0 1 0 1 1 0 8 0 dma256 256 6 0 6 1 1 0 1 0 8 0 dma128 128 254 0 254 2 2 0 1 0 8 0 dma64 64 6 0 6 1 1 0 1 0 8 0 dma32 32 7 0 7 1 1 0 1 0 8 0 dma16 16 18 0 17 1 0 1 1 0 8 0 aobjpl 72 12 0 2 1 0 1 1 0 8 0 uaddrrnd 24 660 0 633 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 660 0 633 1 0 1 1 0 8 0 vmmpekpl 168 7318 0 7276 2 0 2 2 0 8 0 vmmpepl 168 49837 0 48155 103 2 101 103 0 357 9 vmsppl 488 659 0 633 6 2 4 5 0 8 0 rwobjpl 80 16937 0 15940 30 2 28 30 0 8 1 pdppl 4096 1333 0 1270 102 31 71 87 0 8 8 pvpl 32 16908 0 0 137 0 137 137 0 265 0 pmappl 256 662 0 634 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 283 0 45 8 0 8 8 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace witness_checkorder(ffff80003c44fb00,9,0) at witness_checkorder+0xb5 sys/kern/subr_witness.c:779 mtx_enter(ffff80003c44faf0) at mtx_enter+0x4a sys/kern/kern_lock.c:260 filt_procdetach(fffffd8076d49800) at filt_procdetach+0x4d sys/kern/kern_event.c:432 knote_remove(ffff8000363f3248,fffffd807ece97e0,fffffd807ece9880,1c,1) at knote_remove+0x2db sys/kern/kern_event.c:-1 kqueue_purge(ffff8000363f3248,fffffd807ece97e0) at kqueue_purge+0x137 sys/kern/kern_event.c:1890 kqueue_close(fffffd8062704c30,ffff8000363f3248) at kqueue_close+0x48 sys/kern/kern_event.c:1934 fdrop(fffffd8062704c30,ffff8000363f3248) at fdrop+0x121 sys/kern/kern_descrip.c:1280 closef(fffffd8062704c30,ffff8000363f3248) at closef+0x192 sys/kern/kern_descrip.c:1264 fdfree(ffff8000363f3248) at fdfree+0x116 sys/kern/kern_descrip.c:1195 exit1(ffff8000363f3248,0,0,3) at exit1+0x576 sys/kern/kern_exit.c:215 proc_suspend_check_locked(ffff8000363f3248,0) at proc_suspend_check_locked+0x2fd sys/kern/kern_sig.c:2235 userret(ffff8000363f3248) at userret+0x8c proc_suspend_check sys/kern/kern_sig.c:-1 [inline] userret(ffff8000363f3248) at userret+0x8c sys/kern/kern_sig.c:2194 syscall(ffff800033be4630) at syscall+0x9cd mi_syscall_return sys/sys/syscall_mi.h:203 [inline] syscall(ffff800033be4630) at syscall+0x9cd sys/arch/amd64/amd64/trap.c:796 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x75a7c02e94d0, count: -14 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffff8000299edff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 acpicpu_idle() at acpicpu_idle+0x457 sys/dev/acpi/acpicpu_x86.c:1224 sched_idle(ffff8000299edff0) at sched_idle+0x391 sys/kern/kern_sched.c:191 end trace frame: 0x0, count: 10 ddb{1}> trace x86_ipi_db(ffff8000299edff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 acpicpu_idle() at acpicpu_idle+0x457 sys/dev/acpi/acpicpu_x86.c:1224 sched_idle(ffff8000299edff0) at sched_idle+0x391 sys/kern/kern_sched.c:191 end trace frame: 0x0, count: -5