login: kernel: protection fault trap, code=0 Stopped at witness_checkorder+0xb5: movl 0x20(%r14),%r15d ddb{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic the kernel did not panic ddb{0}> trace witness_checkorder(dead4110dead4228,9,0) at witness_checkorder+0xb5 sys/kern/subr_witness.c:779 mtx_enter(dead4110dead4218) at mtx_enter+0x95 sys/kern/kern_lock.c:406 prsignal(dead4110dead4110,14) at prsignal+0x36 sys/kern/kern_sig.c:904 reaper(ffff8000ffffdc90) at reaper+0x2ec sys/kern/kern_exit.c:516 end trace frame: 0x0, count: -4 ddb{0}> show registers rdi 0 rsi 0 rbp 0xffff80002a204550 rbx 0 rdx 0 rcx 0xffff8000ffffdc90 rax 0xffffffff838f3ffe cpu_info_full_primary+0x1ffe r8 0x2 r9 0 r10 0x575cf0b0602b1edc r11 0x18601af62c980c8f r12 0xdead4110dead42fe r13 0x9 r14 0xdead4110dead4228 r15 0 rip 0xffffffff82414005 witness_checkorder+0xb5 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80002a2044b0 ss 0x10 witness_checkorder+0xb5: movl 0x20(%r14),%r15d ddb{0}> show proc PROC (reaper) tid=140977 pid=62493 tcnt=1 stat=onproc flags process=14000 proc=200 runpri=32, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000fffffc88,0xffff8000ffffd770 process=0xffff8000ffffb9c0 user=0xffff80002a1ff000, vmspace=0xffffffff83a99370 estcpu=0, cpticks=5, pctcpu=0.2, user=0, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 1402 350942 77921 32767 2 0x3010 syz-executor 90234 196530 20934 32767 2 0x10 syz-executor 90234 92614 20934 32767 7 0x4000010 syz-executor 14675 37440 34192 32767 2 0x10 syz-executor 14675 26186 34192 32767 2 0x4000010 syz-executor 75031 380465 97989 32767 2 0x10 syz-executor 75031 135258 97989 32767 3 0x4000090 fsleep syz-executor 75031 135229 97989 32767 3 0x4000090 fsleep syz-executor 98523 600 79528 32767 3 0x90 nanoslp syz-executor 98523 481572 79528 32767 3 0x4000090 msgwait syz-executor 98523 494228 79528 32767 3 0x4000090 msgwait syz-executor 98523 336509 79528 32767 3 0x4000090 fsleep syz-executor 97989 310391 991 32767 3 0x90 nanoslp syz-executor 991 3134 39749 0 3 0x82 wait syz-executor 58901 87325 31750 32767 2 0xc90 syz-executor 58901 463167 31750 32767 3 0x4000090 ttyout syz-executor 58901 328852 31750 32767 3 0x4000090 fsleep syz-executor 20934 291056 83417 32767 2 0xc90 syz-executor 34192 287833 67599 32767 3 0x90 nanoslp syz-executor 79528 299589 51884 32767 3 0x90 nanoslp syz-executor 77921 138003 63073 32767 3 0x90 nanoslp syz-executor 59899 389747 28933 32767 2 0x10 syz-executor 73759 357900 83116 32767 2 0x10 syz-executor 31750 199161 53435 32767 3 0x90 nanoslp syz-executor 51884 155027 39749 0 3 0x82 wait syz-executor 67599 95272 39749 0 3 0x82 wait syz-executor 63073 153389 39749 0 3 0x82 wait syz-executor 28933 229159 39749 0 3 0x82 wait syz-executor 83417 32722 39749 0 3 0x82 wait syz-executor 83116 292508 39749 0 3 0x82 wait syz-executor 53435 397317 39749 0 3 0x82 wait syz-executor 39749 78960 92968 0 3 0x82 kqread syz-executor 92968 77687 47317 0 3 0x10008a sigsusp ksh 47317 388501 87373 0 3 0x98 kqread sshd-session 87373 160118 59152 0 3 0x92 kqread sshd-session 40957 226253 1 0 3 0x100083 ttyin getty 59152 341747 1 0 3 0x88 kqread sshd 3442 166736 76770 73 3 0x1100090 kqread syslogd 76770 409265 1 0 3 0x100082 sbwait syslogd 43003 162801 1 0 3 0x100080 kqread resolvd 39348 2112 74868 77 3 0x100092 kqread dhcpleased 91910 471145 74868 77 3 0x100092 kqread dhcpleased 74868 282850 1 0 3 0x80 kqread dhcpleased 52674 201407 0 0 3 0x14200 bored smr 20460 312810 0 0 2 0x14200 zerothread 80944 15131 0 0 3 0x14200 aiodoned aiodoned 24526 230385 0 0 3 0x14200 syncer update 91215 61031 0 0 3 0x14200 cleaner cleaner *62493 140977 0 0 7 0x14200 reaper 99553 478356 0 0 3 0x14200 pgdaemon pagedaemon 35739 86038 0 0 3 0x14200 bored viomb 22672 513853 0 0 3 0x40014200 acpi0 acpi0 86276 385734 0 0 3 0x40014200 idle1 8329 502564 0 0 3 0x14200 bored softnet1 14653 509014 0 0 2 0x14200 softnet0 78874 173972 0 0 3 0x14200 bored systqmp 40411 358047 0 0 3 0x14200 bored systq 62026 514751 0 0 3 0x14200 tmoslp softclockmp 80998 484973 0 0 3 0x40014200 tmoslp softclock 82071 188836 0 0 3 0x40014200 idle0 1 192245 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 90234 (syz-executor) thread 0xffff8000343b47f0 (92614) exclusive rrwlock inode r = 0 (0xfffffd806ca3a310) #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+0xbd sys/kern/vfs_vops.c:527 #4 ufs_ihashins+0x4f ufs_ihash sys/ufs/ufs/ufs_ihash.c:-1 [inline] #4 ufs_ihashins+0x4f sys/ufs/ufs/ufs_ihash.c:159 #5 ffs_vget+0x187 sys/ufs/ffs/ffs_vfsops.c:1232 #6 ffs_inode_alloc+0x279 sys/ufs/ffs/ffs_alloc.c:393 #7 ufs_makeinode+0xcd sys/ufs/ufs/ufs_vnops.c:1732 #8 ufs_create+0x4e sys/ufs/ufs/ufs_vnops.c:147 #9 VOP_CREATE+0xfe sys/kern/vfs_vops.c:103 #10 vn_open+0x34d sys/kern/vfs_vnops.c:116 #11 doopenat+0x35b sys/kern/vfs_syscalls.c:1155 #12 sys_open+0x59 sys/kern/vfs_syscalls.c:1063 #13 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #13 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806ca3aa00) #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+0xbd 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 vn_open+0x1f1 sys/kern/vfs_vnops.c:107 #8 doopenat+0x35b sys/kern/vfs_syscalls.c:1155 #9 sys_open+0x59 sys/kern/vfs_syscalls.c:1063 #10 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #10 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 #11 Xsyscall+0x128 Process 59899 (syz-executor) thread 0xffff8000fffee018 (389747) exclusive rrwlock inode r = 0 (0xfffffd806ca3a0c0) #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+0xbd 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+0x98a sys/kern/vfs_lookup.c:567 #11 namei+0x7ca sys/kern/vfs_lookup.c:250 #12 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1887 #13 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #13 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806d2a2428) #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+0xbd 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:1887 #8 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #9 Xsyscall+0x128 Process 73759 (syz-executor) thread 0xffff8000fffef4d8 (357900) exclusive rrwlock inode r = 0 (0xfffffd806ca3a688) #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+0xbd sys/kern/vfs_vops.c:527 #4 ufs_ihashins+0x4f ufs_ihash sys/ufs/ufs/ufs_ihash.c:-1 [inline] #4 ufs_ihashins+0x4f sys/ufs/ufs/ufs_ihash.c:159 #5 ffs_vget+0x187 sys/ufs/ffs/ffs_vfsops.c:1232 #6 ffs_inode_alloc+0x279 sys/ufs/ffs/ffs_alloc.c:393 #7 ufs_mkdir+0xfc sys/ufs/ufs/ufs_vnops.c:1112 #8 VOP_MKDIR+0x101 sys/kern/vfs_vops.c:394 #9 domkdirat+0x179 sys/kern/vfs_syscalls.c:3143 #10 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #10 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8075aeec38) #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+0xbd 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 domkdirat+0x8b sys/kern/vfs_syscalls.c:3128 #8 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #9 Xsyscall+0x128 Process 62493 (reaper) thread 0xffff8000ffffdc90 (140977) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff839a1d40) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 __mp_acquire_count+0x58 sys/kern/kern_lock.c:-1 #2 sleep_finish+0x2d8 sys/kern/kern_synch.c:369 #3 rw_do_enter_write+0x1dc sys/kern/kern_rwlock.c:298 #4 knote_processexit+0x2b sys/kern/kern_event.c:2217 #5 reaper+0x26d sys/kern/kern_exit.c:513 #6 proc_trampoline+0x10 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11080 12022K 12034K 166960K 12176 0 pcb 17 12K 12K 166960K 17 0 rtable 237 6K 7K 166960K 388 0 pf 31 16K 16K 166960K 33 0 ifaddr 42 7K 7K 166960K 48 0 ifgroup 50 2K 2K 166960K 54 0 sysctl 1 1K 9K 166960K 5 0 counters 70 37K 37K 166960K 72 0 ioctlops 0 0K 2K 166960K 31 0 iov 0 0K 16K 166960K 4 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1287 81K 81K 166960K 1361 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 4 0 VM map 2 1K 1K 166960K 2 0 sem 5 0K 0K 166960K 6 0 dirhash 12 2K 2K 166960K 15 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 24 89K 121K 166960K 213 0 proc 58 99K 147K 166960K 531 0 subproc 72 4K 4K 166960K 81 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 2 0K 0K 166960K 16 0 in_multi 100 7K 7K 166960K 117 0 ether_multi 2 0K 0K 166960K 3 0 mrt 1 0K 0K 166960K 4 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 223 996K 996K 166960K 223 0 exec 0 0K 1K 166960K 384 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 247 160K 180K 166960K 3732 0 UVM aobj 5 2K 2K 166960K 5 0 pinsyscall 45 90K 112K 166960K 1340 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 4 0 NDP 13 0K 2K 166960K 30 0 temp 37 9074K 9138K 166960K 4239 0 kqueue 20 31K 31K 166960K 38 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 45 0 41 1 0 1 1 0 8 0 rtentry 176 122 0 12 6 0 6 6 0 8 0 unpcb 144 70 0 51 1 0 1 1 0 8 0 syncache 336 4 0 4 1 0 1 1 0 8 1 tcpcb 736 98 0 94 2 0 2 2 0 8 1 arp 136 20 0 2 1 0 1 1 0 8 0 inpcb 328 178 0 169 2 0 2 2 0 8 1 nd6 152 27 0 3 1 0 1 1 0 8 0 kcovpl 48 9 0 1 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 497 0 44 29 0 29 29 0 8 0 art_table 40 498 0 44 5 0 5 5 0 8 0 art_node 32 122 0 22 1 0 1 1 0 8 0 semapl 112 4 0 1 1 0 1 1 0 8 0 shmpl 112 2 0 0 1 0 1 1 0 8 0 dirhash 1024 19 0 2 3 0 3 3 0 8 0 dino2pl 256 1637 0 173 92 0 92 92 0 8 0 ffsino 296 1637 0 173 113 0 113 113 0 8 0 nchpl 144 1911 0 219 63 0 63 63 0 8 0 vnodes 216 1727 0 0 96 0 96 96 0 8 0 namei 1024 5987 0 5985 1 0 1 1 0 8 0 percpumem 16 51 0 1 1 0 1 1 0 8 0 kstatmem 264 26 0 2 2 0 2 2 0 8 0 scxspl 216 6571 0 6571 4 1 3 3 1 8 3 plimitpl 152 108 0 83 2 0 2 2 0 8 0 sigapl 424 509 0 457 7 0 7 7 0 8 0 knotepl 120 95 0 0 3 0 3 3 0 8 0 kqueuepl 224 33 0 19 1 0 1 1 0 8 0 pipepl 344 124 0 97 3 0 3 3 0 8 0 fdescpl 528 493 0 457 3 0 3 3 0 8 0 filepl 160 1957 0 1735 12 0 12 12 0 8 2 lockfpl 104 31 0 29 1 0 1 1 0 8 0 lockfspl 48 14 0 12 1 0 1 1 0 8 0 sessionpl 144 23 0 7 1 0 1 1 0 8 0 pgrppl 48 33 0 9 1 0 1 1 0 8 0 ucredpl 104 246 0 227 1 0 1 1 0 8 0 zombiepl 144 458 0 457 1 0 1 1 0 8 0 processpl 1232 509 0 457 5 0 5 5 0 8 0 procpl 664 613 0 551 6 0 6 6 0 8 0 sockpl 752 293 0 261 5 0 5 5 0 8 1 mcl64k 65536 3 0 0 1 0 1 1 0 8 0 mcl16k 16384 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 124 0 0 16 0 16 16 0 8 0 mcl2k 2048 19 0 0 3 0 3 3 0 8 0 mtagpl 96 3 0 0 1 0 1 1 0 8 0 mbufpl 256 278 0 0 18 0 18 18 0 8 0 bufpl 280 2370 0 102 162 0 162 162 0 8 0 anonpl 32 10689 0 0 87 0 87 87 0 246 0 amapchunkpl 152 10930 0 10386 32 0 32 32 0 158 9 amappl16 200 2146 0 2127 14 0 14 14 0 8 12 amappl15 192 3 0 3 1 1 0 1 0 8 0 amappl14 184 423 0 422 1 0 1 1 0 8 0 amappl13 176 115 0 105 1 0 1 1 0 8 0 amappl12 168 738 0 703 2 0 2 2 0 8 0 amappl11 160 6 0 6 1 1 0 1 0 8 0 amappl10 152 61 0 51 1 0 1 1 0 8 0 amappl9 144 254 0 254 1 1 0 1 0 8 0 amappl8 136 100 0 99 1 0 1 1 0 8 0 amappl7 128 146 0 135 1 0 1 1 0 8 0 amappl6 120 162 0 161 1 0 1 1 0 8 0 amappl5 112 100 0 93 1 0 1 1 0 8 0 amappl4 104 269 0 252 1 0 1 1 0 8 0 amappl3 96 1820 0 1691 5 1 4 4 0 8 0 amappl2 88 532 0 481 2 0 2 2 0 8 0 amappl1 80 9957 0 9381 16 0 16 16 0 8 1 amappl 88 3006 0 2824 5 0 5 5 0 92 0 uvmvnodes 80 102 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 128 253 0 253 1 1 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 4 0 0 1 0 1 1 0 8 0 uaddrrnd 24 493 0 457 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 493 0 457 1 0 1 1 0 8 0 vmmpekpl 168 5773 0 5737 2 0 2 2 0 8 0 vmmpepl 168 40443 0 38431 104 0 104 104 0 357 11 vmsppl 488 492 0 457 7 1 6 6 0 8 0 rwobjpl 80 14902 0 13956 26 0 26 26 0 8 2 pdppl 4096 993 0 914 109 20 89 95 0 8 10 pvpl 32 17659 0 0 143 0 143 143 0 265 0 pmappl 256 492 0 457 4 1 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 285 0 23 8 0 8 8 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace witness_checkorder(dead4110dead4228,9,0) at witness_checkorder+0xb5 sys/kern/subr_witness.c:779 mtx_enter(dead4110dead4218) at mtx_enter+0x95 sys/kern/kern_lock.c:406 prsignal(dead4110dead4110,14) at prsignal+0x36 sys/kern/kern_sig.c:904 reaper(ffff8000ffffdc90) at reaper+0x2ec sys/kern/kern_exit.c:516 end trace frame: 0x0, count: -4 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp ddb{1}> trace x86_ipi_db(ffff8000299adff0) 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 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x78 kd_claim sys/dev/kcov.c:626 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x78 sys/dev/kcov.c:157 __mp_lock(ffffffff839a1540) at __mp_lock+0x1a3 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff839a1540) at __mp_lock+0x1a3 sys/kern/kern_lock.c:173 __mp_acquire_count(ffffffff839a1540,1) at __mp_acquire_count+0x58 sys/kern/kern_lock.c:-1 sleep_finish(ffffffffffffffff,1) at sleep_finish+0x2d8 sys/kern/kern_synch.c:369 biowait(fffffd8068d88b30) at biowait+0xc6 sys/kern/vfs_bio.c:1242 bwrite(fffffd8068d88b30) at bwrite+0x2e7 sys/kern/vfs_bio.c:754 VOP_BWRITE(fffffd8068d88b30) at VOP_BWRITE+0x60 sys/kern/vfs_vops.c:651 ufs_direnter(fffffd8067da92a8,fffffd8067da9890,ffff80002a322408,ffff80002a322878,0) at ufs_direnter+0x7ac sys/ufs/ufs/ufs_lookup.c:833 ufs_makeinode(8180,fffffd8067da92a8,ffff80002a322848,ffff80002a322878) at ufs_makeinode+0x51b sys/ufs/ufs/ufs_vnops.c:1768 ufs_create(ffff80002a3225d0) at ufs_create+0x4e sys/ufs/ufs/ufs_vnops.c:147 VOP_CREATE(fffffd8067da92a8,ffff80002a322848,ffff80002a322878,ffff80002a322650) at VOP_CREATE+0xfe sys/kern/vfs_vops.c:103 vn_open(ffff80002a322818,1828a,180) at vn_open+0x34d sys/kern/vfs_vnops.c:116 doopenat(ffff8000343b47f0,ffffff9c,200000000080,18289,190,0,a99e940f1548e82f) at doopenat+0x35b sys/kern/vfs_syscalls.c:1155 sys_open(ffff8000343b47f0,ffff80002a322ad0,ffff80002a322a20) at sys_open+0x59 sys/kern/vfs_syscalls.c:1063 syscall(ffff80002a322ad0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a322ad0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x43710a10ed0, count: -19