uvm_fault(0xffffffff8354a888, 0xffff800017275e00, 0, 2) -> d kernel: page fault trap, code=2 Stopped at memcpy+0x19: repe movsq (%rsi),%es:(%rdi) TID PID UID PRFLAGS PFLAGS CPU COMMAND *257049 44805 0 0x2 0 0K syz-executor 414972 22415 0 0x14000 0x200 1 softnet0 memcpy() at memcpy+0x19 ufs_mkdir(ffff8000357b11a0) at ufs_mkdir+0x3ed sys/ufs/ufs/ufs_vnops.c:1143 VOP_MKDIR(fffffd8060b273b8,ffff8000357b1300,ffff8000357b1330,ffff8000357b1230) at VOP_MKDIR+0x102 sys/kern/vfs_vops.c:394 domkdirat(ffff80002a040528,ffffff9c,704bfb68eb70,1ff) at domkdirat+0x179 sys/kern/vfs_syscalls.c:3099 syscall(ffff8000357b14b0) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff8000357b14b0) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x704bfb68ec00, count: 9 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(0xffffffff8354a888, 0xffff800017275e00, 0, 2) -> d ddb{0}> trace memcpy() at memcpy+0x19 ufs_mkdir(ffff8000357b11a0) at ufs_mkdir+0x3ed sys/ufs/ufs/ufs_vnops.c:1143 VOP_MKDIR(fffffd8060b273b8,ffff8000357b1300,ffff8000357b1330,ffff8000357b1230) at VOP_MKDIR+0x102 sys/kern/vfs_vops.c:394 domkdirat(ffff80002a040528,ffffff9c,704bfb68eb70,1ff) at domkdirat+0x179 sys/kern/vfs_syscalls.c:3099 syscall(ffff8000357b14b0) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff8000357b14b0) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x704bfb68ec00, count: -6 ddb{0}> show registers rdi 0xffff800017275e00 rsi 0xfffffd8063451300 rbp 0xffff8000357b1000 rbx 0x3 rdx 0x100 rcx 0x20 rax 0x658 r8 0xffffffffffffffff r9 0x65400 acpi_pdirpa+0x51271 r10 0xc19dfec69cf9fa8d r11 0xffff800017275e00 r12 0xfffffd8070a69bb8 r13 0xfffffd806d056010 r14 0x1 r15 0xffff800000a5f000 rip 0xffffffff81b8ca89 memcpy+0x19 cs 0x8 rflags 0x10202 __ALIGN_SIZE+0xf202 rsp 0xffff8000357b0f98 ss 0x10 memcpy+0x19: repe movsq (%rsi),%es:(%rdi) ddb{0}> show proc PROC (syz-executor) tid=257049 pid=44805 tcnt=1 stat=onproc flags process=2 proc=0 runpri=17, usrpri=50, slppri=17, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80002a0402a0,0xffff80002a0416f0 process=0xffff800035835220 user=0xffff8000357ac000, vmspace=0xfffffd806bebe1b8 estcpu=36, cpticks=1, pctcpu=0.2, user=0, sys=4, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 58688 186314 99465 0 2 0 syz-executor 17613 393492 43413 0 3 0x80 fsleep syz-executor 17613 200151 43413 0 2 0x4000000 syz-executor 51646 255056 27760 0 3 0x80 fsleep syz-executor 51646 341148 27760 0 3 0x4000080 pipewr syz-executor 2186 327996 99316 0 2 0 syz-executor 2186 297150 99316 0 3 0x4000080 fsleep syz-executor 6112 122122 86042 0 2 0 syz-executor 6112 90978 86042 0 2 0x4000000 syz-executor 56609 344792 18221 0 2 0x480 syz-executor 56609 386493 18221 0 3 0x4000080 kqread syz-executor 56609 16206 18221 0 3 0x4000080 fsleep syz-executor 19156 77244 86144 0 2 0x482 syz-executor 43413 335877 86144 0 2 0x482 syz-executor 18221 356338 86144 0 2 0x482 syz-executor *44805 257049 86144 0 7 0x2 syz-executor 86042 82840 86144 0 2 0x482 syz-executor 27760 53873 86144 0 2 0x482 syz-executor 99316 80842 86144 0 2 0x482 syz-executor 99465 16188 86144 0 2 0x482 syz-executor 20608 192770 1 0 3 0x100083 ttyin getty 89945 374774 0 0 3 0x14280 nfsidl nfsio 19492 389713 0 0 3 0x14280 nfsidl nfsio 15364 367667 0 0 3 0x14280 nfsidl nfsio 22719 421545 0 0 3 0x14280 nfsidl nfsio 72768 331018 0 0 3 0x14280 nfsidl nfsio 51172 106881 0 0 3 0x14280 nfsidl nfsio 16206 395451 0 0 3 0x14280 nfsidl nfsio 49131 364094 0 0 3 0x14280 nfsidl nfsio 67640 338921 0 0 3 0x14280 nfsidl nfsio 40748 68869 0 0 3 0x14280 nfsidl nfsio 34173 59764 0 0 3 0x14280 nfsidl nfsio 38455 438666 0 0 3 0x14280 nfsidl nfsio 25790 317084 0 0 3 0x14280 nfsidl nfsio 23917 454255 0 0 3 0x14280 nfsidl nfsio 33145 227655 0 0 3 0x14280 nfsidl nfsio 17721 467384 0 0 3 0x14280 nfsidl nfsio 16321 106833 0 0 3 0x14280 nfsidl nfsio 70392 200428 0 0 3 0x14280 nfsidl nfsio 85860 263220 0 0 3 0x14280 nfsidl nfsio 90343 50094 0 0 3 0x14280 nfsidl nfsio 37526 215587 0 0 3 0x14200 bored sosplice 86144 377275 49013 0 2 0x2 syz-executor 49013 230220 68934 0 3 0x10008a sigsusp ksh 68934 20279 43512 0 3 0x98 kqread sshd-session 43512 212741 58423 0 3 0x92 kqread sshd-session 58423 182896 1 0 3 0x88 kqread sshd 87555 482268 20801 74 3 0x1100092 bpf pflogd 20801 394853 1 0 3 0x80 sbwait pflogd 15833 452507 29669 73 2 0x1100010 syslogd 29669 251668 1 0 3 0x100082 sbwait syslogd 60902 331881 1 0 3 0x100080 kqread resolvd 84033 233501 28115 77 3 0x100092 kqread dhcpleased 27176 253854 28115 77 3 0x100092 kqread dhcpleased 28115 269574 1 0 3 0x80 kqread dhcpleased 53520 71733 0 0 3 0x14200 bored smr 8819 170058 0 0 2 0x14200 zerothread 22041 225408 0 0 3 0x14200 aiodoned aiodoned 83398 204799 0 0 3 0x14200 syncer update 95544 320748 0 0 3 0x14200 cleaner cleaner 67824 60 0 0 3 0x14200 reaper reaper 78366 522750 0 0 3 0x14200 pgdaemon pagedaemon 6498 444970 0 0 3 0x14200 bored viomb 36984 468834 0 0 3 0x40014200 acpi0 acpi0 91798 346898 0 0 3 0x40014200 idle1 90758 156917 0 0 3 0x14200 bored softnet3 91215 254621 0 0 3 0x14200 bored softnet2 52817 480151 0 0 3 0x14200 bored softnet1 22415 414972 0 0 7 0x14200 softnet0 96754 323449 0 0 3 0x14200 bored systqmp 9752 223185 0 0 3 0x14200 bored systq 52839 164631 0 0 2 0x14200 softclockmp 81043 404433 0 0 2 0x40014200 softclock 82771 56289 0 0 3 0x40014200 idle0 1 113534 0 0 3 0x80082 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 44805 (syz-executor) thread 0xffff80002a040528 (257049) exclusive rrwlock inode r = 0 (0xfffffd8060149b38) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 ufs_ihashins+0x4f sys/ufs/ufs/ufs_ihash.c:169 #5 ffs_vget+0x187 sys/ufs/ffs/ffs_vfsops.c:1230 #6 ffs_inode_alloc+0x283 sys/ufs/ffs/ffs_alloc.c:393 #7 ufs_mkdir+0x113 sys/ufs/ufs/ufs_vnops.c:1112 #8 VOP_MKDIR+0x102 sys/kern/vfs_vops.c:394 #9 domkdirat+0x179 sys/kern/vfs_syscalls.c:3099 #10 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #10 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8070a69c50) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0x109 sys/kern/vfs_lookup.c:418 #6 namei+0x7aa sys/kern/vfs_lookup.c:250 #7 domkdirat+0x8b sys/kern/vfs_syscalls.c:3084 #8 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #8 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83561d10) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 syscall+0xad6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #1 syscall+0xad6 sys/arch/amd64/amd64/trap.c:577 #2 Xsyscall+0x128 Process 15833 (syslogd) thread 0xffff8000ffffdbe8 (452507) exclusive rrwlock inode r = 0 (0xfffffd806e4c00a0) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 sys_fsync+0x152 sys/kern/vfs_syscalls.c:2926 #6 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #6 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 Process 22415 (softnet0) thread 0xffff8000ffffe798 (414972) shared rwlock softnet0 r = 0 (0xffff80000002c070) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 taskq_thread+0x12a sys/kern/kern_task.c:444 #2 proc_trampoline+0x10 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10206 10112K 10546K 166960K 12311 0 pcb 17 12K 12K 166960K 171 0 rtable 231 8K 8K 166960K 1472 0 pf 40 18K 26K 166960K 144 0 ifaddr 44 8K 8K 166960K 199 0 ifgroup 59 2K 2K 166960K 225 0 sysctl 2 0K 0K 166960K 4 0 counters 66 36K 36K 166960K 150 0 ioctlops 0 0K 6K 166960K 1640 0 iov 0 0K 24K 166960K 53 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1434 90K 90K 166960K 2483 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 10 0 VM map 2 1K 1K 166960K 2 0 sem 12 1K 1K 166960K 20 0 dirhash 12 2K 2K 166960K 18 0 ACPI 1690 195K 286K 166960K 12418 0 file desc 17 61K 97K 166960K 1397 0 sigio 0 0K 0K 166960K 82 0 proc 72 91K 128K 166960K 1564 0 subproc 104 6K 6K 166960K 546 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 99 0 in_multi 99 7K 7K 166960K 511 0 ether_multi 1 0K 0K 166960K 6 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 97 440K 440K 166960K 97 0 exec 0 0K 1K 166960K 1022 0 pfkey data 0 0K 0K 166960K 2 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 233 73K 109K 166960K 12667 0 UVM aobj 19 4K 4K 166960K 21 0 pinsyscall 42 84K 108K 166960K 3373 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 1K 166960K 65 0 NDP 13 0K 2K 166960K 141 0 temp 62 6820K 7076K 166960K 45310 0 kqueue 15 22K 33K 166960K 153 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 24 0 0 1 0 1 1 0 8 0 rtpcb 120 190 0 185 2 1 1 2 0 8 0 rtentry 112 509 0 405 4 1 3 4 0 8 0 unpcb 144 884 0 866 6 5 1 6 0 8 0 syncache 336 8 0 8 5 4 1 1 0 8 1 tcpqe 32 3 0 3 2 2 0 1 0 8 0 tcpcb 808 401 0 394 18 10 8 8 0 8 7 arp 120 88 0 70 1 0 1 1 0 8 0 ipq 40 1 0 1 1 1 0 1 0 8 0 ipqe 40 3 0 3 1 1 0 1 0 8 0 inpcb 336 1271 0 1258 20 13 7 7 0 8 5 nd6 136 135 0 107 1 0 1 1 0 8 0 pkpcb 40 6 0 6 5 4 1 1 0 8 1 kcovpl 48 42 0 34 1 0 1 1 0 8 0 ppxss 1168 3 0 3 1 1 0 1 0 8 0 pffrag 232 3 0 2 1 0 1 1 0 482 0 pffrnode 88 3 0 2 1 0 1 1 0 8 0 pffrent 40 5 0 4 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 pfstitem 24 111 0 74 1 0 1 1 0 8 0 pfstkey 128 115 0 78 2 0 2 2 0 8 0 pfstate 376 111 0 76 5 0 5 5 0 8 0 pfrule 1344 91 0 84 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 2102 0 1650 34 5 29 32 0 8 0 art_table 32 2103 0 1650 5 0 5 5 0 8 1 art_node 16 506 0 413 1 0 1 1 0 8 0 sysvmsgpl 40 10 0 6 1 0 1 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 16 0 6 1 0 1 1 0 8 0 shmpl 112 18 0 2 1 0 1 1 0 8 0 dirhash 1024 21 0 4 3 0 3 3 0 8 0 dino2pl 256 3024 0 1447 99 0 99 99 0 8 0 ffsino 272 3024 0 1447 106 0 106 106 0 8 0 nchpl 144 4356 0 2618 65 0 65 65 0 8 0 uvmvnodes 80 3945 0 0 81 0 81 81 0 8 0 vnodes 216 3945 0 0 220 0 220 220 0 8 0 namei 1024 18230 0 18229 3 2 1 1 0 8 0 percpumem 16 89 0 42 1 0 1 1 0 8 0 kstatmem 264 110 0 84 2 0 2 2 0 8 0 scsiplug 72 1 0 1 1 1 0 1 0 8 0 scxspl 216 24145 0 24145 10 9 1 8 1 8 1 plimitpl 152 311 0 293 1 0 1 1 0 8 0 sigapl 424 1654 0 1584 9 0 9 9 0 8 0 futexpl 64 12122 0 12118 5 4 1 1 0 8 0 knotepl 120 360 0 0 10 0 10 10 0 8 0 kqueuepl 216 249 0 237 1 0 1 1 0 8 0 pipepl 320 363 0 335 6 3 3 6 0 8 0 fdescpl 496 1614 0 1583 7 2 5 6 0 8 0 filepl 152 9126 0 8865 28 15 13 18 0 8 2 lockfpl 104 355 0 349 1 0 1 1 0 8 0 lockfspl 48 156 0 150 1 0 1 1 0 8 0 sessionpl 144 61 0 52 1 0 1 1 0 8 0 pgrppl 48 115 0 98 1 0 1 1 0 8 0 ucredpl 104 1367 0 1354 1 0 1 1 0 8 0 zombiepl 144 1585 0 1584 1 0 1 1 0 8 0 processpl 1160 1654 0 1584 6 0 6 6 0 8 0 procpl 648 2929 0 2853 8 0 8 8 0 8 0 srpgc 96 4 0 4 2 2 0 1 0 8 0 sosppl 168 3 0 3 1 1 0 1 0 8 0 sockpl 664 2368 0 2333 30 20 10 15 0 8 6 mcl64k 65536 3 0 0 1 0 1 1 0 8 0 mcl16k 16384 5 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 241 0 0 31 0 31 31 0 8 0 mtagpl 96 15 0 0 1 0 1 1 0 8 0 mbufpl 256 403 0 0 24 0 24 24 0 8 0 bufpl 280 8104 0 1957 442 0 442 442 0 8 0 anonpl 24 248613 0 245123 80 10 70 79 0 185 37 amapchunkpl 152 39744 0 39248 43 7 36 42 0 158 15 amappl16 200 4353 0 4331 19 8 11 14 0 8 8 amappl15 192 2 0 2 1 1 0 1 0 8 0 amappl14 184 190 0 178 1 0 1 1 0 8 0 amappl13 176 14 0 13 1 0 1 1 0 8 0 amappl12 168 2801 0 2770 3 1 2 2 0 8 0 amappl11 160 51 0 37 1 0 1 1 0 8 0 amappl10 152 10 0 10 1 1 0 1 0 8 0 amappl9 144 150 0 150 1 1 0 1 0 8 0 amappl8 136 30 0 28 1 0 1 1 0 8 0 amappl7 128 178 0 165 1 0 1 1 0 8 0 amappl6 120 505 0 503 1 0 1 1 0 8 0 amappl5 112 271 0 260 1 0 1 1 0 8 0 amappl4 104 437 0 415 1 0 1 1 0 8 0 amappl3 96 7887 0 7772 4 0 4 4 0 8 0 amappl2 88 1195 0 1126 2 0 2 2 0 8 0 amappl1 80 14068 0 13495 15 1 14 14 0 8 0 amappl 88 11941 0 11770 5 0 5 5 0 92 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 20 0 2 1 0 1 1 0 8 0 uaddrrnd 24 1614 0 1583 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1614 0 1583 1 0 1 1 0 8 0 vmmpekpl 168 14517 0 14462 5 1 4 5 0 8 0 vmmpepl 168 104001 0 102141 104 9 95 95 0 357 10 vmsppl 440 1613 0 1583 6 2 4 5 0 8 0 rwobjpl 56 34352 0 29454 72 0 72 72 0 8 2 pdppl 4096 3235 0 3166 143 72 71 87 0 8 2 pvpl 32 42946 0 0 346 0 346 346 0 265 0 pmappl 248 1613 0 1583 3 0 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 495 0 109 12 0 12 12 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace memcpy() at memcpy+0x19 ufs_mkdir(ffff8000357b11a0) at ufs_mkdir+0x3ed sys/ufs/ufs/ufs_vnops.c:1143 VOP_MKDIR(fffffd8060b273b8,ffff8000357b1300,ffff8000357b1330,ffff8000357b1230) at VOP_MKDIR+0x102 sys/kern/vfs_vops.c:394 domkdirat(ffff80002a040528,ffffff9c,704bfb68eb70,1ff) at domkdirat+0x179 sys/kern/vfs_syscalls.c:3099 syscall(ffff8000357b14b0) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff8000357b14b0) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x704bfb68ec00, count: -6 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffff800029b7bff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff83561b08) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83561b08) at __mp_lock+0x192 sys/kern/kern_lock.c:144 if_qstart_compat(ffff800000039300) at if_qstart_compat+0x27 sys/net/if.c:716 ifq_serialize(ffff800000039300,ffff800000039428) at ifq_serialize+0x1ba taskq_thread(ffff80000002c000) at taskq_thread+0x157 sys/kern/kern_task.c:448 end trace frame: 0x0, count: 8 ddb{1}> trace x86_ipi_db(ffff800029b7bff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff83561b08) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83561b08) at __mp_lock+0x192 sys/kern/kern_lock.c:144 if_qstart_compat(ffff800000039300) at if_qstart_compat+0x27 sys/net/if.c:716 ifq_serialize(ffff800000039300,ffff800000039428) at ifq_serialize+0x1ba taskq_thread(ffff80000002c000) at taskq_thread+0x157 sys/kern/kern_task.c:448 end trace frame: 0x0, count: -7