login: uvm_fault(0xfffffd806bd1f7a0, 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 * 16749 20496 0 0 0x4000000 1K syz-executor 221535 73060 0 0x2 0x1 0 syz-executor ktrops(ffff80002a2d1818,ffffffffffffffff,0,80000310,fffffd80622db2d0,fffffd807f7d2618) at ktrops+0x58 ktrcanset sys/kern/kern_ktrace.c:727 [inline] ktrops(ffff80002a2d1818,ffffffffffffffff,0,80000310,fffffd80622db2d0,fffffd807f7d2618) at ktrops+0x58 sys/kern/kern_ktrace.c:570 doktrace(fffffd80622db2d0,4,310,0,ffff80002a2d1818) at doktrace+0x6dd ktrsetchildren sys/kern/kern_ktrace.c:595 [inline] doktrace(fffffd80622db2d0,4,310,0,ffff80002a2d1818) at doktrace+0x6dd sys/kern/kern_ktrace.c:517 sys_ktrace(ffff80002a2d1818,ffff80003c48be60,ffff80003c48bdb0) at sys_ktrace+0x11c sys/kern/kern_ktrace.c:558 syscall(ffff80003c48be60) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c48be60) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x789e13de940, 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(0xfffffd806bd1f7a0, 0xf, 0, 1) -> e ddb{1}> trace ktrops(ffff80002a2d1818,ffffffffffffffff,0,80000310,fffffd80622db2d0,fffffd807f7d2618) at ktrops+0x58 ktrcanset sys/kern/kern_ktrace.c:727 [inline] ktrops(ffff80002a2d1818,ffffffffffffffff,0,80000310,fffffd80622db2d0,fffffd807f7d2618) at ktrops+0x58 sys/kern/kern_ktrace.c:570 doktrace(fffffd80622db2d0,4,310,0,ffff80002a2d1818) at doktrace+0x6dd ktrsetchildren sys/kern/kern_ktrace.c:595 [inline] doktrace(fffffd80622db2d0,4,310,0,ffff80002a2d1818) at doktrace+0x6dd sys/kern/kern_ktrace.c:517 sys_ktrace(ffff80002a2d1818,ffff80003c48be60,ffff80003c48bdb0) at sys_ktrace+0x11c sys/kern/kern_ktrace.c:558 syscall(ffff80003c48be60) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c48be60) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x789e13de940, count: -5 ddb{1}> show registers rdi 0xffff80002afe5000 rsi 0x12f1a mp_pdirpa+0x1f14 rbp 0xffff80003c48bb80 rbx 0xfffffd807f7d2618 rdx 0xffff80002afe5000 rcx 0x12f19 mp_pdirpa+0x1f13 rax 0xffffffff81633a53 ktrops+0x43 r8 0xfffffd80622db2d0 r9 0xfffffd807f7d2618 r10 0x8280275116dbc042 r11 0xcbcd12ab9d8ceb5a r12 0xffff80002a2d1818 r13 0xffffffffffffffff r14 0xffffffffffffffff r15 0x80000310 __kernel_virt_to_phys+0x310 rip 0xffffffff81633a68 ktrops+0x58 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80003c48bb00 ss 0x10 ktrops+0x58: movq 0x10(%r14),%r14 ddb{1}> show proc PROC (syz-executor) tid=16749 pid=20496 tcnt=2 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=0xffff80002a2d2808,0xffffffff83a08ac8 process=0xffff8000ffff3928 user=0xffff80003c486000, vmspace=0xfffffd806bd1f7a0 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 20496 101054 89086 0 2 0 syz-executor *20496 16749 89086 0 7 0x4000000 syz-executor 44740 45032 82627 0 3 0x80 nanoslp syz-executor 44740 487659 82627 0 3 0x4000080 ttyout syz-executor 44740 238108 82627 0 3 0x4000080 ttyout syz-executor 44740 237166 82627 0 3 0x4000080 fsleep syz-executor 28810 87169 7331 0 3 0x80 nanoslp syz-executor 28810 182416 7331 0 3 0x4000080 sbwait syz-executor 28810 65615 7331 0 3 0x4000080 fsleep syz-executor 55772 239146 26877 0 3 0x80 nanoslp syz-executor 55772 76141 26877 0 3 0x4000080 kqpoll syz-executor 55772 397341 26877 0 3 0x4000080 fsleep syz-executor 55772 340836 26877 0 3 0x4000080 fsleep syz-executor 16107 481706 9759 -1 3 0x90 nanoslp syz-executor 16107 481458 9759 -1 3 0x4000090 kqpoll syz-executor 16107 248783 9759 -1 3 0x4000090 fsleep syz-executor 34199 423947 0 0 3 0x14200 acct acct 21101 301501 0 0 3 0x14200 bored sosplice 77895 247618 1 0 3 0x100083 ttyin getty 9759 414056 52465 0 3 0x82 nanoslp syz-executor 82627 327959 52465 0 3 0x82 nanoslp syz-executor 7331 201442 52465 0 3 0x82 nanoslp syz-executor 4046 430026 52465 0 2 0x2 syz-executor 73060 221535 52465 0 7 0x3 syz-executor 89086 374797 52465 0 3 0x82 nanoslp syz-executor 26877 372181 52465 0 3 0x82 nanoslp syz-executor 88120 142347 52465 0 3 0x82 wait syz-executor 52465 244858 38160 0 2 0x2 syz-executor 38160 163181 51682 0 3 0x10008a sigsusp ksh 51682 486977 61423 0 3 0x98 kqread sshd-session 61423 291152 62303 0 3 0x92 kqread sshd-session 62303 375245 1 0 3 0x88 kqread sshd 16664 80003 43249 74 3 0x1100092 bpf pflogd 43249 315313 1 0 3 0x80 sbwait pflogd 77152 457001 49848 73 3 0x1100090 kqread syslogd 49848 146902 1 0 3 0x100082 sbwait syslogd 91310 117498 1 0 3 0x100080 kqread resolvd 16409 445972 48150 77 3 0x100092 kqread dhcpleased 62858 253312 48150 77 3 0x100092 kqread dhcpleased 48150 261828 1 0 3 0x80 kqread dhcpleased 79283 428128 0 0 3 0x14200 bored smr 24259 242993 0 0 2 0x14200 zerothread 38281 20585 0 0 3 0x14200 aiodoned aiodoned 6363 35377 0 0 3 0x14200 syncer update 75 400455 0 0 3 0x14200 cleaner cleaner 51038 386336 0 0 3 0x14200 reaper reaper 11960 196040 0 0 3 0x14200 pgdaemon pagedaemon 22659 167277 0 0 3 0x14200 bored viomb 34223 315646 0 0 3 0x40014200 acpi0 acpi0 84 381654 0 0 3 0x40014200 idle1 16808 129993 0 0 3 0x14200 bored softnet3 92891 72059 0 0 3 0x14200 bored softnet2 39604 403393 0 0 3 0x14200 bored softnet1 4410 302163 0 0 3 0x14200 bored softnet0 82776 96764 0 0 3 0x14200 bored systqmp 68165 152629 0 0 3 0x14200 bored systq 77105 450409 0 0 3 0x14200 tmoslp softclockmp 15404 141040 0 0 3 0x40014200 tmoslp softclock 90586 24298 0 0 3 0x40014200 idle0 1 192537 0 0 3 0x82 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb{1}> show all locks Process 20496 (syz-executor) thread 0xffff80002a2d1818 (16749) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83a09ad8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 __mp_acquire_count+0x58 sys/kern/kern_lock.c:-1 #2 mi_switch+0x4b7 sys/kern/sched_bsd.c:441 #3 sleep_finish+0x24f sys/kern/kern_synch.c:412 #4 biowait+0xc1 sys/kern/vfs_bio.c:1246 #5 bwrite+0x2e5 sys/kern/vfs_bio.c:758 #6 ffs_update+0x34f sys/ufs/ffs/ffs_inode.c:111 #7 ffs_truncate+0xcb6 sys/ufs/ffs/ffs_inode.c:-1 #8 ufs_inactive+0x206 sys/ufs/ufs/ufs_inode.c:84 #9 VOP_INACTIVE+0x107 sys/kern/vfs_vops.c:498 #10 vrele+0x129 sys/kern/vfs_subr.c:844 #11 ktrsettrace+0xe7 sys/kern/kern_ktrace.c:122 #12 ktrops+0x271 sys/kern/kern_ktrace.c:573 #13 doktrace+0x6dd ktrsetchildren sys/kern/kern_ktrace.c:595 [inline] #13 doktrace+0x6dd sys/kern/kern_ktrace.c:517 #14 sys_ktrace+0x11c sys/kern/kern_ktrace.c:558 #15 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #15 syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 #16 Xsyscall+0x128 Process 4046 (syz-executor) thread 0xffff80002a2d3d60 (430026) exclusive rrwlock inode r = 0 (0xfffffd806de0e1d0) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:616 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vget+0x2bd sys/kern/vfs_subr.c:693 #6 ufs_ihashget+0x185 sys/ufs/ufs/ufs_ihash.c:98 #7 ffs_vget+0x8c sys/ufs/ffs/ffs_vfsops.c:1201 #8 ufs_lookup+0x19f8 sys/ufs/ufs/ufs_lookup.c:478 #9 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x8fa sys/kern/vfs_lookup.c:566 #11 namei+0x7aa sys/kern/vfs_lookup.c:250 #12 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1864 #13 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #13 syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806c1221f8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:616 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vfs_lookup+0x109 sys/kern/vfs_lookup.c:418 #6 namei+0x7aa sys/kern/vfs_lookup.c:250 #7 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1864 #8 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10202 11150K 11301K 166960K 11542 0 pcb 17 12K 12K 166960K 45 0 rtable 199 6K 7K 166960K 561 0 pf 33 17K 21K 166960K 64 0 ifaddr 39 6K 7K 166960K 49 0 ifgroup 51 2K 2K 166960K 67 0 sysctl 1 1K 1K 166960K 1 0 counters 62 36K 36K 166960K 70 0 ioctlops 0 0K 4K 166960K 1499 0 iov 0 0K 12K 166960K 12 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1401 88K 88K 166960K 1559 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 2 0K 0K 166960K 2 0 dirhash 12 2K 2K 166960K 15 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 16 57K 93K 166960K 265 0 sigio 0 0K 0K 166960K 2 0 proc 72 91K 140K 166960K 553 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 1 0K 0K 166960K 15 0 in_multi 88 6K 7K 166960K 103 0 ether_multi 1 0K 0K 166960K 1 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 73 334K 334K 166960K 73 0 exec 0 0K 1K 166960K 373 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 246 167K 178K 166960K 4074 0 UVM aobj 10 2K 2K 166960K 10 0 pinsyscall 41 82K 110K 166960K 1357 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 5 0 NDP 11 0K 2K 166960K 31 0 temp 39 8682K 8747K 166960K 11230 0 kqueue 14 22K 28K 166960K 47 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 44 0 38 1 0 1 1 0 8 0 rtentry 176 178 0 88 6 0 6 6 0 8 0 unpcb 144 261 0 242 7 5 2 6 0 8 1 syncache 336 3 0 3 1 1 0 1 0 8 0 tcpcb 808 99 0 95 7 0 7 7 0 8 6 arp 128 19 0 2 1 0 1 1 0 8 0 inpcb 384 234 0 223 8 0 8 8 0 8 6 nd6 144 24 0 3 1 0 1 1 0 8 0 pkpcb 40 1 0 1 1 0 1 1 0 8 1 kcovpl 48 8 0 0 1 0 1 1 0 8 0 ppxss 1192 1 0 1 1 0 1 1 0 8 1 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 4 0 2 2 1 1 1 0 8 0 pfanchor 1288 2 0 0 1 0 1 1 0 8 0 pfstitem 24 26 0 0 1 0 1 1 0 8 0 pfstkey 128 26 0 0 1 0 1 1 0 8 0 pfstate 384 26 0 0 3 0 3 3 0 8 0 pfrule 1344 23 0 17 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 484 0 85 29 1 28 29 0 8 1 art_table 32 485 0 85 4 0 4 4 0 8 0 art_node 16 112 0 32 1 0 1 1 0 8 0 sysvmsgpl 40 1 0 0 1 0 1 1 0 8 0 shmpl 112 7 0 0 1 0 1 1 0 8 0 dirhash 1024 19 0 2 3 0 3 3 0 8 0 dino2pl 256 1803 0 296 95 0 95 95 0 8 0 ffsino 288 1803 0 296 109 0 109 109 0 8 0 nchpl 144 2177 0 487 63 0 63 63 0 8 0 uvmvnodes 80 2042 0 0 42 0 42 42 0 8 0 vnodes 216 2042 0 0 114 0 114 114 0 8 0 namei 1024 6922 0 6922 3 2 1 2 0 8 1 percpumem 16 50 0 4 1 0 1 1 0 8 0 pfiaddrpl 120 1 0 0 1 0 1 1 0 8 0 kstatmem 264 30 0 8 2 0 2 2 0 8 0 scxspl 216 6907 0 6907 3 2 1 2 1 8 1 plimitpl 152 46 0 28 1 0 1 1 0 8 0 sigapl 424 570 0 520 7 1 6 7 0 8 0 futexpl 64 2181 0 2176 1 0 1 1 0 8 0 knotepl 120 313 0 0 10 0 10 10 0 8 0 kqueuepl 224 121 0 44 5 0 5 5 0 8 0 pipepl 336 111 0 84 3 0 3 3 0 8 0 fdescpl 520 549 0 519 3 0 3 3 0 8 0 filepl 160 2592 0 2298 19 5 14 15 0 8 1 lockfpl 104 34 0 32 1 0 1 1 0 8 0 lockfspl 48 15 0 13 1 0 1 1 0 8 0 sessionpl 144 23 0 14 1 0 1 1 0 8 0 pgrppl 48 33 0 16 1 0 1 1 0 8 0 ucredpl 104 242 0 228 1 0 1 1 0 8 0 zombiepl 144 521 0 520 1 0 1 1 0 8 0 processpl 1216 570 0 520 6 1 5 5 0 8 0 procpl 680 819 0 758 6 0 6 6 0 8 0 srpgc 96 2 0 2 1 0 1 1 0 8 1 sockpl 728 542 0 506 22 12 10 16 0 8 6 mcl64k 65536 3 0 0 1 0 1 1 0 8 0 mcl8k 8192 4 0 0 1 0 1 1 0 8 0 mcl4k 4096 116 0 0 15 0 15 15 0 8 0 mcl2k 2048 26 0 0 4 0 4 4 0 8 0 mtagpl 96 10 0 0 1 0 1 1 0 8 0 mbufpl 256 509 0 0 32 0 32 32 0 8 0 bufpl 280 2566 0 124 175 0 175 175 0 8 0 anonpl 32 5477 0 0 45 0 45 45 0 246 0 amapchunkpl 152 11874 0 11361 28 5 23 26 0 158 0 amappl16 200 1326 0 1295 4 2 2 4 0 8 0 amappl15 192 20 0 20 1 1 0 1 0 8 0 amappl14 184 127 0 115 1 0 1 1 0 8 0 amappl13 176 4 0 3 1 0 1 1 0 8 0 amappl12 168 1192 0 1162 3 1 2 3 0 8 0 amappl11 160 48 0 34 1 0 1 1 0 8 0 amappl10 152 7 0 7 1 1 0 1 0 8 0 amappl9 144 255 0 255 1 1 0 1 0 8 0 amappl8 136 20 0 18 1 0 1 1 0 8 0 amappl7 128 116 0 104 1 0 1 1 0 8 0 amappl6 120 180 0 177 1 0 1 1 0 8 0 amappl5 112 121 0 112 1 0 1 1 0 8 0 amappl4 104 313 0 293 1 0 1 1 0 8 0 amappl3 96 2194 0 2076 4 0 4 4 0 8 0 amappl2 88 638 0 574 2 0 2 2 0 8 0 amappl1 80 8654 0 8058 18 5 13 16 0 8 0 amappl 88 3362 0 3190 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 9 0 0 1 0 1 1 0 8 0 uaddrrnd 24 549 0 519 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 549 0 519 1 0 1 1 0 8 0 vmmpekpl 168 6304 0 6266 2 0 2 2 0 8 0 vmmpepl 168 40486 0 38534 92 2 90 92 0 357 0 vmsppl 480 548 0 519 5 1 4 5 0 8 0 rwobjpl 72 15201 0 12204 55 0 55 55 0 8 0 pdppl 4096 1106 0 1038 100 28 72 86 0 8 4 pvpl 32 12623 0 0 102 0 102 102 0 265 0 pmappl 256 548 0 519 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 416 0 34 11 0 11 11 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff837e9ff0) 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(ffffffff83a098d0) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83a098d0) at __mp_lock+0x192 sys/kern/kern_lock.c:144 softintr_dispatch(0) at softintr_dispatch+0x12a sys/kern/kern_softintr.c:83 dosoftint(0) at dosoftint+0x54 sys/arch/amd64/amd64/intr.c:840 Xsoftclock() at Xsoftclock+0x27 __mp_lock(ffffffff83a098d0) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83a098d0) at __mp_lock+0x192 sys/kern/kern_lock.c:144 ktrsysret(ffff80002a2d3ab8,63,0,ffff80002a36c640) at ktrsysret+0xe1 ktrwrite2 sys/kern/kern_ktrace.c:-1 [inline] ktrsysret(ffff80002a2d3ab8,63,0,ffff80002a36c640) at ktrsysret+0xe1 sys/kern/kern_ktrace.c:209 syscall(ffff80002a36c6f0) at syscall+0xa43 mi_syscall_return sys/sys/syscall_mi.h:204 [inline] syscall(ffff80002a36c6f0) at syscall+0xa43 sys/arch/amd64/amd64/trap.c:598 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x733cb8367e30, count: 4 ddb{0}> trace x86_ipi_db(ffffffff837e9ff0) 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(ffffffff83a098d0) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83a098d0) at __mp_lock+0x192 sys/kern/kern_lock.c:144 softintr_dispatch(0) at softintr_dispatch+0x12a sys/kern/kern_softintr.c:83 dosoftint(0) at dosoftint+0x54 sys/arch/amd64/amd64/intr.c:840 Xsoftclock() at Xsoftclock+0x27 __mp_lock(ffffffff83a098d0) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83a098d0) at __mp_lock+0x192 sys/kern/kern_lock.c:144 ktrsysret(ffff80002a2d3ab8,63,0,ffff80002a36c640) at ktrsysret+0xe1 ktrwrite2 sys/kern/kern_ktrace.c:-1 [inline] ktrsysret(ffff80002a2d3ab8,63,0,ffff80002a36c640) at ktrsysret+0xe1 sys/kern/kern_ktrace.c:209 syscall(ffff80002a36c6f0) at syscall+0xa43 mi_syscall_return sys/sys/syscall_mi.h:204 [inline] syscall(ffff80002a36c6f0) at syscall+0xa43 sys/arch/amd64/amd64/trap.c:598 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x733cb8367e30, count: -11 ddb{0}> machine ddbcpu 1 Stopped at ktrops+0x58: movq 0x10(%r14),%r14 ktrops(ffff80002a2d1818,ffffffffffffffff,0,80000310,fffffd80622db2d0,fffffd807f7d2618) at ktrops+0x58 ktrcanset sys/kern/kern_ktrace.c:727 [inline] ktrops(ffff80002a2d1818,ffffffffffffffff,0,80000310,fffffd80622db2d0,fffffd807f7d2618) at ktrops+0x58 sys/kern/kern_ktrace.c:570 doktrace(fffffd80622db2d0,4,310,0,ffff80002a2d1818) at doktrace+0x6dd ktrsetchildren sys/kern/kern_ktrace.c:595 [inline] doktrace(fffffd80622db2d0,4,310,0,ffff80002a2d1818) at doktrace+0x6dd sys/kern/kern_ktrace.c:517 sys_ktrace(ffff80002a2d1818,ffff80003c48be60,ffff80003c48bdb0) at sys_ktrace+0x11c sys/kern/kern_ktrace.c:558 syscall(ffff80003c48be60) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c48be60) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x789e13de940, count: 10 ddb{1}> trace ktrops(ffff80002a2d1818,ffffffffffffffff,0,80000310,fffffd80622db2d0,fffffd807f7d2618) at ktrops+0x58 ktrcanset sys/kern/kern_ktrace.c:727 [inline] ktrops(ffff80002a2d1818,ffffffffffffffff,0,80000310,fffffd80622db2d0,fffffd807f7d2618) at ktrops+0x58 sys/kern/kern_ktrace.c:570 doktrace(fffffd80622db2d0,4,310,0,ffff80002a2d1818) at doktrace+0x6dd ktrsetchildren sys/kern/kern_ktrace.c:595 [inline] doktrace(fffffd80622db2d0,4,310,0,ffff80002a2d1818) at doktrace+0x6dd sys/kern/kern_ktrace.c:517 sys_ktrace(ffff80002a2d1818,ffff80003c48be60,ffff80003c48bdb0) at sys_ktrace+0x11c sys/kern/kern_ktrace.c:558 syscall(ffff80003c48be60) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c48be60) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x789e13de940, count: -5