uvm_fault(0xfffff0000d5c9d78, 0xf, 0, 1) -> e kernel: page fault trap, code=0 Stopped at ktrops+0x58: movq 0x10(%r14),%r14 TID PID UID PRFLAGS PFLAGS CPU COMMAND 137340 39828 0 0 0 0 syz-executor *156201 10461 0 0 0x4000000 1K syz-executor ktrops(ffff80002a2227d8,ffffffffffffffff,0,a0c7df9f,fffff00064535980,fffff000097fd618) at ktrops+0x58 ktrcanset sys/kern/kern_ktrace.c:728 [inline] ktrops(ffff80002a2227d8,ffffffffffffffff,0,a0c7df9f,fffff00064535980,fffff000097fd618) at ktrops+0x58 sys/kern/kern_ktrace.c:571 doktrace(fffff00064535980,4,20c7df9f,0,ffff80002a2227d8) at doktrace+0x6bd ktrsetchildren sys/kern/kern_ktrace.c:596 [inline] doktrace(fffff00064535980,4,20c7df9f,0,ffff80002a2227d8) at doktrace+0x6bd sys/kern/kern_ktrace.c:518 sys_ktrace(ffff80002a2227d8,ffff800039fb7470,ffff800039fb73c0) at sys_ktrace+0x11c sys/kern/kern_ktrace.c:559 syscall(ffff800039fb7470) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800039fb7470) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xaa342dd0890, count: 10 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{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic *cpu1: uvm_fault(0xfffff0000d5c9d78, 0xf, 0, 1) -> e ddb{1}> trace ktrops(ffff80002a2227d8,ffffffffffffffff,0,a0c7df9f,fffff00064535980,fffff000097fd618) at ktrops+0x58 ktrcanset sys/kern/kern_ktrace.c:728 [inline] ktrops(ffff80002a2227d8,ffffffffffffffff,0,a0c7df9f,fffff00064535980,fffff000097fd618) at ktrops+0x58 sys/kern/kern_ktrace.c:571 doktrace(fffff00064535980,4,20c7df9f,0,ffff80002a2227d8) at doktrace+0x6bd ktrsetchildren sys/kern/kern_ktrace.c:596 [inline] doktrace(fffff00064535980,4,20c7df9f,0,ffff80002a2227d8) at doktrace+0x6bd sys/kern/kern_ktrace.c:518 sys_ktrace(ffff80002a2227d8,ffff800039fb7470,ffff800039fb73c0) at sys_ktrace+0x11c sys/kern/kern_ktrace.c:559 syscall(ffff800039fb7470) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800039fb7470) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xaa342dd0890, count: -5 ddb{1}> show registers rdi 0xffff80002a2227d8 rsi 0xffffffffffffffff rbp 0xffff800039fb7180 rbx 0xfffff000097fd618 rdx 0 rcx 0xffff80002a2227d8 rax 0xffff80002999dff0 r8 0xfffff00064535980 r9 0xfffff000097fd618 r10 0x47cd9df864457d9f r11 0x119ec1ccf8d56c8a r12 0xffff80002a2227d8 r13 0xffffffffffffffff r14 0xffffffffffffffff r15 0xa0c7df9f rip 0xffffffff81792438 ktrops+0x58 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff800039fb7100 ss 0x10 ktrops+0x58: movq 0x10(%r14),%r14 ddb{1}> show proc PROC (syz-executor) tid=156201 pid=10461 tcnt=3 stat=onproc flags process=0 proc=4000000 runpri=17, usrpri=50, slppri=17, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff800045fefca0,0xffff80003c3d3a28 process=0xffff800045ff5818 user=0xffff800039fb2000, vmspace=0xfffff0000d5c9d78 estcpu=26, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 39828 137340 24783 0 7 0 syz-executor 39828 213251 24783 0 3 0x4000080 ttyout syz-executor 39828 182774 24783 0 2 0x4000000 syz-executor 10461 308462 38921 0 2 0 syz-executor *10461 156201 38921 0 7 0x4000000 syz-executor 10461 309769 38921 0 3 0x4000080 fsleep syz-executor 33477 129188 56621 0 2 0x400000 syz-executor 33477 277133 56621 0 3 0x4400080 fsleep syz-executor 26818 506675 31885 0 2 0 syz-executor 26818 225011 31885 0 3 0x4000080 fsleep syz-executor 97704 82057 1 0 3 0x82 nanoslp getty 10054 72691 44743 0 2 0x2 syz-executor 31885 368265 44743 0 3 0x82 nanoslp syz-executor 38921 144304 44743 0 3 0x82 nanoslp syz-executor 24783 472359 44743 0 3 0x82 nanoslp syz-executor 84287 135752 44743 0 2 0x2 syz-executor 27494 521785 44743 0 3 0x2 biowait syz-executor 56621 205338 44743 0 3 0x82 nanoslp syz-executor 64071 291314 44743 0 2 0x2 syz-executor 44743 107450 1 0 3 0x82 kqread syz-executor 36947 163514 0 0 3 0x14200 bored smr 25679 452058 0 0 2 0x14200 zerothread 34841 127924 0 0 3 0x14200 aiodoned aiodoned 66960 278181 0 0 3 0x14200 syncer update 23058 163019 0 0 3 0x14200 cleaner cleaner 48928 293521 0 0 3 0x14200 reaper reaper 77231 266784 0 0 3 0x14200 pgdaemon pagedaemon 83897 62879 0 0 3 0x14200 bored viomb 16802 149287 0 0 3 0x40014200 acpi0 acpi0 19001 468378 0 0 3 0x40014200 idle1 67865 315512 0 0 3 0x14200 bored softnet1 63355 478757 0 0 3 0x14200 bored softnet0 61965 275518 0 0 3 0x14200 bored systqmp 19151 410703 0 0 3 0x14200 bored systq 40652 18810 0 0 3 0x14200 tmoslp softclockmp 20131 340961 0 0 3 0x40014200 tmoslp softclock 83926 489257 0 0 3 0x40014200 idle0 1 45066 0 0 3 0x80082 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 10461 (syz-executor) thread 0xffff80002a2227d8 (156201) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83a41280) #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 biowait+0xc6 sys/kern/vfs_bio.c:1110 #4 bwrite+0x359 sys/kern/vfs_bio.c:625 #5 ffs_update+0x2fe sys/ufs/ffs/ffs_inode.c:111 #6 ffs_truncate+0xc9b sys/ufs/ffs/ffs_inode.c:-1 #7 ufs_inactive+0x202 sys/ufs/ufs/ufs_inode.c:84 #8 VOP_INACTIVE+0x104 sys/kern/vfs_vops.c:498 #9 vrele+0x129 sys/kern/vfs_subr.c:837 #10 ktrsettrace+0xe7 sys/kern/kern_ktrace.c:122 #11 ktrops+0x26c sys/kern/kern_ktrace.c:574 #12 doktrace+0x6bd ktrsetchildren sys/kern/kern_ktrace.c:596 [inline] #12 doktrace+0x6bd sys/kern/kern_ktrace.c:518 #13 sys_ktrace+0x11c sys/kern/kern_ktrace.c:559 #14 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #14 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #15 Xsyscall+0x128 Process 27494 (syz-executor) thread 0xffff80002a222d08 (521785) exclusive rrwlock inode r = 0 (0xfffff0007090b7e0) #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:3062 #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 (0xfffff0006d08de98) #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:576 #5 vfs_lookup+0x12b sys/kern/vfs_lookup.c:431 #6 namei+0x7c5 sys/kern/vfs_lookup.c:250 #7 domkdirat+0x8b sys/kern/vfs_syscalls.c:3047 #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 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11054 12091K 12414K 166960K 12340 0 pcb 18 12K 12K 166960K 72 0 rtable 251 8K 8K 166960K 386 0 pf 37 18K 21K 166960K 69 0 ifaddr 43 7K 7K 166960K 48 0 ifgroup 55 2K 2K 166960K 64 0 sysctl 1 1K 9K 166960K 6 0 counters 70 37K 37K 166960K 76 0 ioctlops 0 0K 4K 166960K 1518 0 iov 0 0K 12K 166960K 3 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1291 81K 81K 166960K 1507 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 6 0 VM map 2 1K 1K 166960K 2 0 sem 6 0K 0K 166960K 6 0 dirhash 12 2K 2K 166960K 12 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 13 49K 89K 166960K 283 0 sigio 0 0K 0K 166960K 37 0 proc 20 33K 164K 166960K 571 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 8 0 in_multi 99 7K 7K 166960K 99 0 ether_multi 1 0K 0K 166960K 1 0 mrt 0 0K 0K 166960K 13 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 67 307K 307K 166960K 67 0 exec 0 0K 1K 166960K 411 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 112 81K 160K 166960K 4465 0 UVM aobj 12 2K 4K 166960K 13 0 pinsyscall 16 32K 100K 166960K 1473 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 9 0 NDP 12 0K 1K 166960K 31 0 temp 47 9117K 9179K 166960K 7090 0 kqueue 3 4K 27K 166960K 56 0 SYN cache 2 16K 16K 166960K 2 0 ddb{1}> 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 43 0 43 1 0 1 1 0 8 1 rtentry 176 113 0 2 6 0 6 6 0 8 0 unpcb 144 101 0 97 2 0 2 2 0 8 1 syncache 336 4 0 4 1 1 0 1 0 8 0 tcpcb 736 27 0 26 2 0 2 2 0 8 1 arp 136 18 0 0 1 0 1 1 0 8 0 inpcb 328 197 0 190 2 0 2 2 0 8 0 nd6 152 25 0 1 1 0 1 1 0 8 0 kcovpl 48 8 0 0 1 0 1 1 0 8 0 ppxss 1192 2 0 2 2 1 1 1 0 8 1 pfstscr 40 8 0 8 1 0 1 1 0 8 1 pffrag 232 4 0 1 1 0 1 1 0 482 0 pffrnode 88 4 0 1 1 0 1 1 0 8 0 pffrent 40 7 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 pfrktable 1344 3 0 1 1 0 1 1 0 8 0 pfanchor 1288 1 0 0 1 0 1 1 0 8 0 pftag 88 1 0 0 1 0 1 1 0 8 0 pfqueue 320 2 0 2 1 0 1 1 0 8 1 pfstitem 24 30 0 0 1 0 1 1 0 8 0 pfstkey 128 40 0 10 2 0 2 2 0 8 1 pfstate 448 35 0 5 4 0 4 4 0 8 0 pfrule 1360 26 0 18 2 0 2 2 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 467 0 15 30 0 30 30 0 8 1 art_table 40 469 0 15 5 0 5 5 0 8 0 art_node 32 113 0 12 1 0 1 1 0 8 0 sysvmsgpl 40 6 0 4 1 0 1 1 0 8 0 semapl 72 4 0 0 1 0 1 1 0 8 0 shmpl 112 10 0 1 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1844 0 372 93 0 93 93 0 8 0 ffsino 296 1844 0 372 114 0 114 114 0 8 0 nchpl 144 2224 0 519 64 0 64 64 0 8 0 vnodes 216 2012 0 0 112 0 112 112 0 8 0 namei 1024 7089 0 7088 3 0 3 3 0 8 2 percpumem 16 53 0 3 1 0 1 1 0 8 0 pfiaddrpl 120 1 0 0 1 0 1 1 0 8 0 kstatmem 264 33 0 6 2 0 2 2 0 8 0 scsiplug 72 1 0 1 1 0 1 1 0 8 1 scxspl 216 8947 0 8946 5 3 2 3 1 8 1 plimitpl 152 42 0 30 1 0 1 1 0 8 0 sigapl 424 610 0 578 7 1 6 7 0 8 0 knotepl 120 705 0 0 22 0 22 22 0 8 0 kqueuepl 224 105 0 103 3 0 3 3 0 8 2 pipepl 344 148 0 121 3 0 3 3 0 8 0 fdescpl 528 594 0 578 3 0 3 3 0 8 0 filepl 160 2650 0 2478 12 0 12 12 0 8 2 lockfpl 104 91 0 89 1 0 1 1 0 8 0 lockfspl 48 44 0 42 1 0 1 1 0 8 0 sessionpl 144 28 0 26 1 0 1 1 0 8 0 pgrppl 48 37 0 27 1 0 1 1 0 8 0 ucredpl 104 348 0 345 1 0 1 1 0 8 0 zombiepl 144 578 0 578 1 0 1 1 0 8 1 processpl 1232 610 0 578 5 1 4 5 0 8 0 procpl 664 857 0 819 6 0 6 6 0 8 1 sockpl 752 345 0 334 5 0 5 5 0 8 3 mcl64k 65536 4 0 0 1 0 1 1 0 8 0 mcl16k 16384 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 2 0 0 1 0 1 1 0 8 0 mcl4k 4096 135 0 0 17 0 17 17 0 8 0 mcl2k 2048 22 0 0 3 0 3 3 0 8 0 mtagpl 96 3 0 0 1 0 1 1 0 8 0 mbufpl 256 150 0 0 10 0 10 10 0 8 0 bufpl 272 4080 0 105 265 0 265 265 0 8 0 anonpl 32 5547 0 0 45 0 45 45 0 247 0 amapchunkpl 152 18885 0 18597 33 0 33 33 0 158 16 amappl16 200 700 0 684 3 1 2 3 0 8 0 amappl15 192 6 0 6 2 2 0 1 0 8 0 amappl14 184 436 0 436 1 0 1 1 0 8 1 amappl13 176 149 0 148 1 0 1 1 0 8 0 amappl12 168 859 0 843 2 0 2 2 0 8 0 amappl11 160 24 0 24 1 1 0 1 0 8 0 amappl10 152 66 0 66 1 0 1 1 0 8 1 amappl9 144 281 0 281 1 1 0 1 0 8 0 amappl8 136 99 0 99 1 0 1 1 0 8 1 amappl7 128 151 0 149 1 0 1 1 0 8 0 amappl6 120 155 0 154 1 0 1 1 0 8 0 amappl5 112 97 0 97 1 0 1 1 0 8 1 amappl4 104 301 0 299 1 0 1 1 0 8 0 amappl3 96 2488 0 2425 4 0 4 4 0 8 1 amappl2 88 554 0 546 2 0 2 2 0 8 0 amappl1 80 11150 0 11046 15 1 14 15 0 8 8 amappl 88 3622 0 3524 5 0 5 5 0 92 1 uvmvnodes 80 103 0 0 3 0 3 3 0 8 0 dma32768 32768 1 0 1 1 0 1 1 0 8 1 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 12 0 1 1 0 1 1 0 8 0 uaddrrnd 24 594 0 578 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 594 0 578 1 0 1 1 0 8 0 vmmpekpl 168 6834 0 6800 2 0 2 2 0 8 0 vmmpepl 168 45622 0 44947 88 0 88 88 0 357 48 vmsppl 488 593 0 578 5 1 4 5 0 8 0 rwobjpl 80 15124 0 14724 24 0 24 24 0 8 1 pdppl 4096 1195 0 1156 101 44 57 83 0 8 18 pvpl 32 12503 0 0 104 3 101 102 0 265 0 pmappl 256 593 0 578 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 546 0 47 15 0 15 15 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff83945ff0) 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 __mp_lock(ffffffff83a40a80) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff83a40a80) at __mp_lock+0x192 sys/kern/kern_lock.c:173 intr_handler(ffff800032b8bae0,ffff8000002a3480) at intr_handler+0xe9 sys/arch/amd64/amd64/intr.c:560 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f end of kernel end trace frame: 0x75ea65143700, count: 9 ddb{0}> trace x86_ipi_db(ffffffff83945ff0) 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 __mp_lock(ffffffff83a40a80) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff83a40a80) at __mp_lock+0x192 sys/kern/kern_lock.c:173 intr_handler(ffff800032b8bae0,ffff8000002a3480) at intr_handler+0xe9 sys/arch/amd64/amd64/intr.c:560 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f end of kernel end trace frame: 0x75ea65143700, count: -6 ddb{0}> machine ddbcpu 1 Stopped at ktrops+0x58: movq 0x10(%r14),%r14 ktrops(ffff80002a2227d8,ffffffffffffffff,0,a0c7df9f,fffff00064535980,fffff000097fd618) at ktrops+0x58 ktrcanset sys/kern/kern_ktrace.c:728 [inline] ktrops(ffff80002a2227d8,ffffffffffffffff,0,a0c7df9f,fffff00064535980,fffff000097fd618) at ktrops+0x58 sys/kern/kern_ktrace.c:571 doktrace(fffff00064535980,4,20c7df9f,0,ffff80002a2227d8) at doktrace+0x6bd ktrsetchildren sys/kern/kern_ktrace.c:596 [inline] doktrace(fffff00064535980,4,20c7df9f,0,ffff80002a2227d8) at doktrace+0x6bd sys/kern/kern_ktrace.c:518 sys_ktrace(ffff80002a2227d8,ffff800039fb7470,ffff800039fb73c0) at sys_ktrace+0x11c sys/kern/kern_ktrace.c:559 syscall(ffff800039fb7470) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800039fb7470) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xaa342dd0890, count: 10 ddb{1}> trace ktrops(ffff80002a2227d8,ffffffffffffffff,0,a0c7df9f,fffff00064535980,fffff000097fd618) at ktrops+0x58 ktrcanset sys/kern/kern_ktrace.c:728 [inline] ktrops(ffff80002a2227d8,ffffffffffffffff,0,a0c7df9f,fffff00064535980,fffff000097fd618) at ktrops+0x58 sys/kern/kern_ktrace.c:571 doktrace(fffff00064535980,4,20c7df9f,0,ffff80002a2227d8) at doktrace+0x6bd ktrsetchildren sys/kern/kern_ktrace.c:596 [inline] doktrace(fffff00064535980,4,20c7df9f,0,ffff80002a2227d8) at doktrace+0x6bd sys/kern/kern_ktrace.c:518 sys_ktrace(ffff80002a2227d8,ffff800039fb7470,ffff800039fb73c0) at sys_ktrace+0x11c sys/kern/kern_ktrace.c:559 syscall(ffff800039fb7470) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800039fb7470) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xaa342dd0890, count: -5 ddb{1}>