panic: uvm_fault_unwire_locked: address not in map Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *317006 439 32767 0x1010 0x4080000 1 syz-executor 509048 61417 0 0x14000 0x200 0 reaper db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff83411c63) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd806c0d5028,400000000000,400000001000) at uvm_fault_unwire_locked+0x48d sys/uvm/uvm_fault.c:1739 uvm_fault_unwire(fffffd806c0d5028,400000000000,400000001000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1702 kern_sysctl_dirs(4e,ffff80003c5617a8,1,400000000100,ffff80003c5617d8,0,fa4b71b9d9f7567d,1) at kern_sysctl_dirs+0x363 sysctl_vsunlock sys/kern/kern_sysctl.c:215 [inline] kern_sysctl_dirs(4e,ffff80003c5617a8,1,400000000100,ffff80003c5617d8,0,fa4b71b9d9f7567d,1) at kern_sysctl_dirs+0x363 sys/kern/kern_sysctl.c:432 kern_sysctl(ffff80003c5617a4,2,400000000100,ffff80003c5617d8,0,37,165888d9c9a96b41) at kern_sysctl+0x12d sys/kern/kern_sysctl.c:526 sys_sysctl(ffff80003acf5c60,ffff80003c561910,ffff80003c561860) at sys_sysctl+0x425 syscall(ffff80003c561910) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c561910) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xdd65b69c4f0, count: 6 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_unwire_locked: address not in map ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff83411c63) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd806c0d5028,400000000000,400000001000) at uvm_fault_unwire_locked+0x48d sys/uvm/uvm_fault.c:1739 uvm_fault_unwire(fffffd806c0d5028,400000000000,400000001000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1702 kern_sysctl_dirs(4e,ffff80003c5617a8,1,400000000100,ffff80003c5617d8,0,fa4b71b9d9f7567d,1) at kern_sysctl_dirs+0x363 sysctl_vsunlock sys/kern/kern_sysctl.c:215 [inline] kern_sysctl_dirs(4e,ffff80003c5617a8,1,400000000100,ffff80003c5617d8,0,fa4b71b9d9f7567d,1) at kern_sysctl_dirs+0x363 sys/kern/kern_sysctl.c:432 kern_sysctl(ffff80003c5617a4,2,400000000100,ffff80003c5617d8,0,37,165888d9c9a96b41) at kern_sysctl+0x12d sys/kern/kern_sysctl.c:526 sys_sysctl(ffff80003acf5c60,ffff80003c561910,ffff80003c561860) at sys_sysctl+0x425 syscall(ffff80003c561910) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c561910) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xdd65b69c4f0, count: -9 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80003c5613b0 rbx 0xffff800029a9cdc7 rdx 0xffff800001440580 rcx 0xffff80003acf5c60 rax 0xffff800029a9bff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x277aaf8d06b001bf r11 0x2db1bef2d50c40e6 r12 0xffff800029a9cbc8 r13 0 r14 0 r15 0x1 rip 0xffffffff82bd5905 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80003c5613a0 ss 0 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=317006 pid=439 tcnt=2 stat=onproc flags process=1010 proc=4080000 runpri=32, usrpri=78, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0xffff80003acedc58 scnt=1 ecnt=0 forw=0xffffffffffffffff, list=0xffff80003acedc58,0xffff80003acf4560 process=0xffff80003a8dc4b8 user=0xffff80003c55c000, vmspace=0xfffffd806c0d5028 estcpu=28, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 8325 106253 49578 32767 2 0x10 syz-executor 83537 252423 34047 32767 2 0x10 syz-executor 87242 471246 95584 32767 2 0x10 syz-executor 439 46713 1232 32767 3 0x3010 suspend syz-executor * 439 317006 1232 32767 7 0x4081010 syz-executor 27638 177233 20280 32767 2 0x10 syz-executor 27638 294448 20280 32767 2 0x4000010 syz-executor 27638 26173 20280 32767 3 0x4000090 sysctllk syz-executor 27638 394805 20280 32767 3 0x4000090 fsleep syz-executor 27638 431640 20280 32767 3 0x4000090 fsleep syz-executor 27638 329903 20280 32767 3 0x4000090 fsleep syz-executor 72424 258765 0 0 3 0x14200 bored sosplice 58026 445615 67630 32767 3 0x10 biowait syz-executor 20280 38749 37373 32767 3 0x90 nanoslp syz-executor 34047 216270 36428 32767 2 0x10 syz-executor 79810 127000 13006 32767 2 0x10 syz-executor 95584 264746 72520 32767 2 0x10 syz-executor 49578 517256 21999 32767 3 0x90 nanoslp syz-executor 1232 30564 46200 32767 3 0x90 nanoslp syz-executor 13006 150175 41403 0 3 0x82 wait syz-executor 21999 445640 41403 0 3 0x82 wait syz-executor 37373 160715 41403 0 3 0x82 wait syz-executor 46200 142686 41403 0 3 0x82 wait syz-executor 68497 13088 41403 0 3 0x82 wait syz-executor 72520 419734 41403 0 3 0x82 wait syz-executor 36428 462741 41403 0 3 0x82 wait syz-executor 67630 254433 41403 0 3 0x82 wait syz-executor 41403 441337 77498 0 3 0x82 kqread syz-executor 77498 73993 62059 0 3 0x10008a sigsusp ksh 62059 257223 82033 0 3 0x98 kqread sshd-session 82033 503517 75020 0 3 0x92 kqread sshd-session 48219 381455 1 0 3 0x100083 ttyin getty 75020 277560 1 0 3 0x88 kqread sshd 61326 152631 31582 73 3 0x1100090 kqread syslogd 31582 474314 1 0 3 0x100082 sbwait syslogd 13052 420725 1 0 3 0x100080 kqread resolvd 18319 310939 2461 77 3 0x100092 kqread dhcpleased 96422 81229 2461 77 3 0x100092 kqread dhcpleased 2461 488299 1 0 3 0x80 kqread dhcpleased 4796 264107 0 0 3 0x14200 bored smr 6196 18218 0 0 3 0x14200 pgzero zerothread 30231 407841 0 0 3 0x14200 aiodoned aiodoned 3971 308336 0 0 3 0x14200 syncer update 25407 309221 0 0 3 0x14200 cleaner cleaner 61417 509048 0 0 7 0x14200 reaper 59574 234079 0 0 3 0x14200 pgdaemon pagedaemon 75675 523664 0 0 3 0x14200 bored viomb 34842 438903 0 0 3 0x40014200 acpi0 acpi0 37619 499740 0 0 3 0x40014200 idle1 12569 17804 0 0 3 0x14200 bored softnet3 38512 50214 0 0 3 0x14200 bored softnet2 67709 92013 0 0 3 0x14200 bored softnet1 17178 134818 0 0 3 0x14200 bored softnet0 46878 325791 0 0 3 0x14200 bored systqmp 82715 498572 0 0 3 0x14200 bored systq 34277 163786 0 0 3 0x14200 tmoslp softclockmp 51308 110679 0 0 3 0x40014200 tmoslp softclock 82583 490304 0 0 3 0x40014200 idle0 1 340978 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 439 (syz-executor) thread 0xffff80003acf5c60 (317006) shared rwlock vmmaplk r = 0 (0xfffffd806c0d5128) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_read+0x3af sys/kern/kern_rwlock.c:405 #2 uvm_fault_unwire+0x3e sys/uvm/uvm_fault.c:1701 #3 kern_sysctl_dirs+0x363 sysctl_vsunlock sys/kern/kern_sysctl.c:215 [inline] #3 kern_sysctl_dirs+0x363 sys/kern/kern_sysctl.c:432 #4 kern_sysctl+0x12d sys/kern/kern_sysctl.c:526 #5 sys_sysctl+0x425 #6 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83981338) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 __mp_acquire_count+0x58 #2 mi_switch+0x4b7 sys/kern/sched_bsd.c:441 #3 sleep_finish+0x24f sys/kern/kern_synch.c:412 #4 rw_do_enter_write+0x1de sys/kern/kern_rwlock.c:292 #5 rrw_enter+0xc6 sys/kern/kern_rwlock.c:616 #6 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #7 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #8 vfs_getcwd_common+0xd1 sys/kern/vfs_getcwd.c:287 #9 sysctl_proc_cwd+0x2b2 sys/kern/kern_sysctl.c:2352 #10 kern_sysctl_dirs+0x2ef sys/kern/kern_sysctl.c:430 #11 kern_sysctl+0x12d sys/kern/kern_sysctl.c:526 #12 sys_sysctl+0x425 #13 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #13 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #14 Xsyscall+0x128 exclusive rwlock sysctllk r = 0 (0xffffffff837b44d8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 sysctl_vslock+0x45 sys/kern/kern_sysctl.c:187 #3 kern_sysctl_dirs+0x266 sys/kern/kern_sysctl.c:428 #4 kern_sysctl+0x12d sys/kern/kern_sysctl.c:526 #5 sys_sysctl+0x425 #6 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 Process 58026 (syz-executor) thread 0xffff80003aced218 (445615) exclusive rrwlock inode r = 0 (0xfffffd806c53d650) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #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:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vget+0x2bd sys/kern/vfs_subr.c:694 #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:1866 #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 (0xfffffd8078170bb8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #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:524 #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:1866 #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 Process 61417 (reaper) thread 0xffff80002a2f8528 (509048) exclusive rwlock kmmaplk r = 0 (0xffffffff838d9640) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 vm_map_lock_ln+0x12e sys/uvm/uvm_map.c:5250 #3 uvm_unmap+0x81 sys/uvm/uvm_map.c:1792 #4 km_free+0x87 sys/uvm/uvm_km.c:831 #5 uvm_uarea_free+0x4f sys/uvm/uvm_glue.c:284 #6 reaper+0x1fe sys/kern/kern_exit.c:467 #7 proc_trampoline+0x10 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10191 10955K 10965K 166960K 11270 0 pcb 17 14K 16K 166960K 19 0 rtable 234 6K 6K 166960K 351 0 pf 31 16K 16K 166960K 31 0 ifaddr 42 7K 7K 166960K 44 0 ifgroup 50 2K 2K 166960K 50 0 sysctl 1 1K 1K 166960K 1 0 counters 64 36K 36K 166960K 64 0 ioctlops 0 0K 2K 166960K 30 0 iov 0 0K 12K 166960K 5 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1332 84K 84K 166960K 1368 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 5 0 VM map 2 1K 1K 166960K 2 0 sem 11 0K 0K 166960K 13 0 dirhash 12 2K 2K 166960K 24 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 23 85K 117K 166960K 300 0 sigio 0 0K 0K 166960K 9 0 proc 58 79K 127K 166960K 492 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 25 0 in_multi 99 7K 7K 166960K 101 0 ether_multi 1 0K 0K 166960K 2 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 357 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 220 73K 88K 166960K 4076 0 UVM aobj 12 2K 2K 166960K 13 0 pinsyscall 44 88K 112K 166960K 1320 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 14 0 NDP 11 0K 2K 166960K 27 0 temp 50 8684K 8751K 166960K 4553 0 kqueue 13 20K 26K 166960K 59 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 24 0 0 1 0 1 1 0 8 0 rtpcb 120 39 0 35 1 0 1 1 0 8 0 rtentry 160 112 0 2 5 0 5 5 0 8 0 unpcb 144 583 0 564 6 0 6 6 0 8 5 syncache 336 8 0 8 1 0 1 1 0 8 1 tcpqe 32 4 0 4 1 0 1 1 0 8 1 tcpcb 808 221 0 213 14 5 9 14 0 8 8 arp 120 18 0 0 1 0 1 1 0 8 0 ipq 40 1 0 0 1 0 1 1 0 8 0 ipqe 40 1 0 0 1 0 1 1 0 8 0 inpcb 376 472 0 460 15 5 10 15 0 8 8 nd6 136 25 0 1 1 0 1 1 0 8 0 kcovpl 48 8 0 0 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 455 0 2 29 0 29 29 0 8 0 art_table 32 456 0 2 4 0 4 4 0 8 0 art_node 16 111 0 11 1 0 1 1 0 8 0 sysvmsgpl 40 1 0 1 1 0 1 1 0 8 1 semapl 112 10 0 1 1 0 1 1 0 8 0 shmpl 112 10 0 1 1 0 1 1 0 8 0 dirhash 1024 25 0 8 3 0 3 3 0 8 0 dino2pl 256 1813 0 308 95 0 95 95 0 8 0 ffsino 280 1813 0 308 108 0 108 108 0 8 0 nchpl 144 2210 0 539 63 0 63 63 0 8 0 uvmvnodes 80 1894 0 0 39 0 39 39 0 8 0 vnodes 216 1894 0 0 106 0 106 106 0 8 0 namei 1024 7098 0 7098 2 0 2 2 0 8 2 percpumem 16 46 0 0 1 0 1 1 0 8 0 kstatmem 264 22 0 0 2 0 2 2 0 8 0 scxspl 216 7739 0 7738 7 1 6 6 1 8 5 plimitpl 152 69 0 45 2 0 2 2 0 8 1 sigapl 424 577 0 523 7 0 7 7 0 8 0 futexpl 64 2588 0 2585 1 0 1 1 0 8 0 knotepl 120 801 0 0 25 0 25 25 0 8 0 kqueuepl 216 79 0 69 2 0 2 2 0 8 1 pipepl 328 158 0 131 6 0 6 6 0 8 3 fdescpl 504 558 0 523 7 1 6 6 0 8 0 filepl 152 2933 0 2720 17 0 17 17 0 8 7 lockfpl 104 59 0 57 1 0 1 1 0 8 0 lockfspl 48 26 0 24 1 0 1 1 0 8 0 sessionpl 144 26 0 10 1 0 1 1 0 8 0 pgrppl 48 35 0 11 1 0 1 1 0 8 0 ucredpl 104 315 0 296 1 0 1 1 0 8 0 zombiepl 144 525 0 523 1 0 1 1 0 8 0 processpl 1176 577 0 523 5 0 5 5 0 8 0 procpl 656 863 0 803 7 0 7 7 0 8 0 sockpl 688 1095 0 1060 17 5 12 16 0 8 8 mcl64k 65536 3 0 0 1 0 1 1 0 8 0 mcl16k 16384 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 6 0 0 1 0 1 1 0 8 0 mcl4k 4096 112 0 0 14 0 14 14 0 8 0 mcl2k 2048 34 0 0 5 0 5 5 0 8 0 mtagpl 96 1 0 0 1 0 1 1 0 8 0 mbufpl 256 254 0 0 16 0 16 16 0 8 0 bufpl 280 2695 0 124 184 0 184 184 0 8 0 anonpl 24 131335 0 124250 78 0 78 78 0 184 33 amapchunkpl 152 13505 0 13026 32 0 32 32 0 158 8 amappl16 200 3019 0 2758 25 10 15 24 0 8 1 amappl15 192 3 0 3 1 1 0 1 0 8 0 amappl14 184 111 0 101 1 0 1 1 0 8 0 amappl13 176 9 0 9 1 1 0 1 0 8 0 amappl12 168 1152 0 1120 2 0 2 2 0 8 0 amappl11 160 46 0 36 1 0 1 1 0 8 0 amappl10 152 5 0 5 1 0 1 1 0 8 1 amappl9 144 245 0 245 1 1 0 1 0 8 0 amappl8 136 19 0 18 1 0 1 1 0 8 0 amappl7 128 98 0 87 1 0 1 1 0 8 0 amappl6 120 179 0 176 1 0 1 1 0 8 0 amappl5 112 115 0 109 1 0 1 1 0 8 0 amappl4 104 293 0 277 1 0 1 1 0 8 0 amappl3 96 2234 0 2129 4 0 4 4 0 8 0 amappl2 88 646 0 592 2 0 2 2 0 8 0 amappl1 80 9035 0 8496 14 0 14 14 0 8 0 amappl 88 3707 0 3538 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 12 0 1 1 0 1 1 0 8 0 uaddrrnd 24 558 0 523 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 558 0 523 1 0 1 1 0 8 0 vmmpekpl 168 6586 0 6549 3 0 3 3 0 8 0 vmmpepl 168 42199 0 40067 110 0 110 110 0 357 8 vmsppl 456 557 0 523 7 1 6 6 0 8 0 rwobjpl 64 17637 0 14666 51 0 51 51 0 8 0 pdppl 4096 1124 0 1046 106 22 84 96 0 8 6 pvpl 32 17567 0 0 142 0 142 142 0 265 0 pmappl 248 557 0 523 4 1 3 3 0 8 0 extentpl 40 55 0 38 1 0 1 1 0 8 0 phpool 112 299 0 30 8 0 8 8 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff837e1ff0) 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(ffffffff83981130) at __mp_lock+0x199 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83981130) at __mp_lock+0x199 sys/kern/kern_lock.c:144 intr_handler(ffff80002a308eb0,ffff800000079f00) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:553 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __sanitizer_cov_trace_const_cmp4(ffffffff839d9b48,ffffffff83886d60) at __sanitizer_cov_trace_const_cmp4+0xf sys/dev/kcov.c:229 reaper(ffff80002a2f8528) at reaper+0x14b sys/kern/kern_exit.c:451 end trace frame: 0x0, count: 7 ddb{0}> trace x86_ipi_db(ffffffff837e1ff0) 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(ffffffff83981130) at __mp_lock+0x199 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83981130) at __mp_lock+0x199 sys/kern/kern_lock.c:144 intr_handler(ffff80002a308eb0,ffff800000079f00) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:553 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __sanitizer_cov_trace_const_cmp4(ffffffff839d9b48,ffffffff83886d60) at __sanitizer_cov_trace_const_cmp4+0xf sys/dev/kcov.c:229 reaper(ffff80002a2f8528) at reaper+0x14b sys/kern/kern_exit.c:451 end trace frame: 0x0, count: -8 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x25: addq $0x8,%rsp db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff83411c63) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd806c0d5028,400000000000,400000001000) at uvm_fault_unwire_locked+0x48d sys/uvm/uvm_fault.c:1739 uvm_fault_unwire(fffffd806c0d5028,400000000000,400000001000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1702 kern_sysctl_dirs(4e,ffff80003c5617a8,1,400000000100,ffff80003c5617d8,0,fa4b71b9d9f7567d,1) at kern_sysctl_dirs+0x363 sysctl_vsunlock sys/kern/kern_sysctl.c:215 [inline] kern_sysctl_dirs(4e,ffff80003c5617a8,1,400000000100,ffff80003c5617d8,0,fa4b71b9d9f7567d,1) at kern_sysctl_dirs+0x363 sys/kern/kern_sysctl.c:432 kern_sysctl(ffff80003c5617a4,2,400000000100,ffff80003c5617d8,0,37,165888d9c9a96b41) at kern_sysctl+0x12d sys/kern/kern_sysctl.c:526 sys_sysctl(ffff80003acf5c60,ffff80003c561910,ffff80003c561860) at sys_sysctl+0x425 syscall(ffff80003c561910) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c561910) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xdd65b69c4f0, count: 6 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff83411c63) at panic+0x1e5 sys/kern/subr_prf.c:198 uvm_fault_unwire_locked(fffffd806c0d5028,400000000000,400000001000) at uvm_fault_unwire_locked+0x48d sys/uvm/uvm_fault.c:1739 uvm_fault_unwire(fffffd806c0d5028,400000000000,400000001000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1702 kern_sysctl_dirs(4e,ffff80003c5617a8,1,400000000100,ffff80003c5617d8,0,fa4b71b9d9f7567d,1) at kern_sysctl_dirs+0x363 sysctl_vsunlock sys/kern/kern_sysctl.c:215 [inline] kern_sysctl_dirs(4e,ffff80003c5617a8,1,400000000100,ffff80003c5617d8,0,fa4b71b9d9f7567d,1) at kern_sysctl_dirs+0x363 sys/kern/kern_sysctl.c:432 kern_sysctl(ffff80003c5617a4,2,400000000100,ffff80003c5617d8,0,37,165888d9c9a96b41) at kern_sysctl+0x12d sys/kern/kern_sysctl.c:526 sys_sysctl(ffff80003acf5c60,ffff80003c561910,ffff80003c561860) at sys_sysctl+0x425 syscall(ffff80003c561910) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c561910) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xdd65b69c4f0, count: -9