uvm_fault(0xfffffd806c3df1d0, 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 *430098 22760 0 0 0x4000000 1K syz-executor 228432 32045 0 0x2 0x1 0 syz-executor ktrops(ffff80002a04e2a8,ffffffffffffffff,0,80000112,fffffd80706d6048,fffffd807f7d34e0) at ktrops+0x58 ktrcanset sys/kern/kern_ktrace.c:718 [inline] ktrops(ffff80002a04e2a8,ffffffffffffffff,0,80000112,fffffd80706d6048,fffffd807f7d34e0) at ktrops+0x58 sys/kern/kern_ktrace.c:561 doktrace(fffffd80706d6048,4,112,0,ffff80002a04e2a8) at doktrace+0x6dd ktrsetchildren sys/kern/kern_ktrace.c:586 [inline] doktrace(fffffd80706d6048,4,112,0,ffff80002a04e2a8) at doktrace+0x6dd sys/kern/kern_ktrace.c:508 sys_ktrace(ffff80002a04e2a8,ffff8000365a7fe0,ffff8000365a7f30) at sys_ktrace+0x11c sys/kern/kern_ktrace.c:549 syscall(ffff8000365a7fe0) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff8000365a7fe0) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x516531290e0, 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(0xfffffd806c3df1d0, 0xf, 0, 1) -> e ddb{1}> trace ktrops(ffff80002a04e2a8,ffffffffffffffff,0,80000112,fffffd80706d6048,fffffd807f7d34e0) at ktrops+0x58 ktrcanset sys/kern/kern_ktrace.c:718 [inline] ktrops(ffff80002a04e2a8,ffffffffffffffff,0,80000112,fffffd80706d6048,fffffd807f7d34e0) at ktrops+0x58 sys/kern/kern_ktrace.c:561 doktrace(fffffd80706d6048,4,112,0,ffff80002a04e2a8) at doktrace+0x6dd ktrsetchildren sys/kern/kern_ktrace.c:586 [inline] doktrace(fffffd80706d6048,4,112,0,ffff80002a04e2a8) at doktrace+0x6dd sys/kern/kern_ktrace.c:508 sys_ktrace(ffff80002a04e2a8,ffff8000365a7fe0,ffff8000365a7f30) at sys_ktrace+0x11c sys/kern/kern_ktrace.c:549 syscall(ffff8000365a7fe0) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff8000365a7fe0) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x516531290e0, count: -5 ddb{1}> show registers rdi 0xffff80002a04e2a8 rsi 0xffffffffffffffff rbp 0xffff8000365a7d00 rbx 0xfffffd807f7d34e0 rdx 0 rcx 0xffff80002a04e2a8 rax 0xffff800029b7bff0 r8 0xfffffd80706d6048 r9 0xfffffd807f7d34e0 r10 0xe4d25328e01bb7c5 r11 0x153260b01301b28 r12 0xffff80002a04e2a8 r13 0xffffffffffffffff r14 0xffffffffffffffff r15 0x80000112 __kernel_virt_to_phys+0x112 rip 0xffffffff82952878 ktrops+0x58 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff8000365a7c80 ss 0x10 ktrops+0x58: movq 0x10(%r14),%r14 ddb{1}> show proc PROC (syz-executor) tid=430098 pid=22760 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=0xffff8000fffee538,0xffffffff8356edf8 process=0xffff800029fe9fc0 user=0xffff8000365a3000, vmspace=0xfffffd806c3df1d0 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 22760 118237 10680 0 2 0 syz-executor *22760 430098 10680 0 7 0x4000000 syz-executor 25218 182479 62888 0 3 0x80 nanoslp syz-executor 25218 274512 62888 0 3 0x4000080 sbwait syz-executor 25218 151827 62888 0 3 0x4000080 fsleep syz-executor 1480 47924 32045 0 3 0x80 nanoslp syz-executor 1480 498096 32045 0 3 0x4000080 kqread syz-executor 1480 97594 32045 0 3 0x4000080 fsleep syz-executor 10494 191677 60348 0 2 0x2 syz-executor 88988 197823 60348 0 3 0x82 piperd syz-executor 68871 296141 60348 0 2 0x2 syz-executor 10680 280307 60348 0 2 0x482 syz-executor 85823 198612 60348 0 3 0x2 biowait syz-executor 32045 228432 60348 0 7 0x3 syz-executor 66145 354176 60348 0 2 0x2 syz-executor 62888 179176 60348 0 2 0x2 syz-executor 52402 230345 1 0 3 0x100083 ttyin getty 41936 334569 0 0 3 0x14200 bored sosplice 60348 370755 10487 0 2 0x2 syz-executor 10487 88881 27258 0 3 0x10008a sigsusp ksh 27258 344836 52152 0 3 0x98 kqread sshd-session 52152 405834 71586 0 3 0x92 kqread sshd-session 71586 333910 1 0 3 0x88 kqread sshd 18115 265740 34697 74 3 0x1100092 bpf pflogd 34697 405919 1 0 3 0x80 sbwait pflogd 97892 307858 15895 73 3 0x1100010 ffs_fsync syslogd 15895 83570 1 0 3 0x100082 sbwait syslogd 31115 90700 1 0 3 0x100080 kqread resolvd 52737 200339 89431 77 3 0x100092 kqread dhcpleased 48122 346819 89431 77 3 0x100092 kqread dhcpleased 89431 249185 1 0 3 0x80 kqread dhcpleased 20636 488807 0 0 3 0x14200 pause smr 71743 31166 0 0 2 0x14200 zerothread 7395 496099 0 0 3 0x14200 aiodoned aiodoned 26057 145344 0 0 3 0x14200 syncer update 76195 436289 0 0 3 0x14200 cleaner cleaner 13182 514215 0 0 3 0x14200 reaper reaper 44576 84340 0 0 3 0x14200 pgdaemon pagedaemon 72948 145266 0 0 3 0x14200 bored viomb 25737 185026 0 0 3 0x40014200 acpi0 acpi0 34561 416046 0 0 3 0x40014200 idle1 37600 484190 0 0 3 0x14200 bored softnet3 22575 504221 0 0 3 0x14200 bored softnet2 76410 422347 0 0 3 0x14200 bored softnet1 12520 443169 0 0 3 0x14200 bored softnet0 65801 208580 0 0 3 0x14200 bored systqmp 4584 505921 0 0 3 0x14200 bored systq 71044 519637 0 0 3 0x14200 tmoslp softclockmp 18371 307568 0 0 3 0x40014200 tmoslp softclock 91372 271139 0 0 3 0x40014200 idle0 1 345732 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 22760 (syz-executor) thread 0xffff80002a04e2a8 (430098) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff8356fdc8) #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+0x658 sys/kern/sched_bsd.c:460 #3 sleep_finish+0x219 sys/kern/kern_synch.c:416 #4 biowait+0xc1 sys/kern/vfs_bio.c:1254 #5 bwrite+0x2e2 sys/kern/vfs_bio.c:766 #6 ffs_update+0x34c sys/ufs/ffs/ffs_inode.c:111 #7 ffs_truncate+0xcb6 #8 ufs_inactive+0x203 sys/ufs/ufs/ufs_inode.c:84 #9 VOP_INACTIVE+0x107 sys/kern/vfs_vops.c:495 #10 vrele+0x129 sys/kern/vfs_subr.c:827 #11 ktrsettrace+0xe7 sys/kern/kern_ktrace.c:122 #12 ktrops+0x271 sys/kern/kern_ktrace.c:564 #13 doktrace+0x6dd ktrsetchildren sys/kern/kern_ktrace.c:586 [inline] #13 doktrace+0x6dd sys/kern/kern_ktrace.c:508 #14 sys_ktrace+0x11c sys/kern/kern_ktrace.c:549 #15 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #15 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #16 Xsyscall+0x128 Process 68871 (syz-executor) thread 0xffff8000fffefc00 (296141) exclusive rrwlock inode r = 0 (0xfffffd8062a92f80) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #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 vget+0x2bd sys/kern/vfs_subr.c:676 #6 ufs_ihashget+0x192 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:1852 #13 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #13 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8062a92e70) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #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 vget+0x2bd sys/kern/vfs_subr.c:676 #6 cache_lookup+0x36e sys/kern/vfs_cache.c:222 #7 ufs_lookup+0x218 sys/ufs/ufs/ufs_lookup.c:160 #8 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #9 vfs_lookup+0x8fa sys/kern/vfs_lookup.c:566 #10 namei+0x7aa sys/kern/vfs_lookup.c:250 #11 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1852 #12 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #12 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #13 Xsyscall+0x128 Process 85823 (syz-executor) thread 0xffff8000fffef1e0 (198612) exclusive rrwlock inode r = 0 (0xfffffd8062a920a0) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #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 vget+0x2bd sys/kern/vfs_subr.c:676 #6 ufs_ihashget+0x192 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:1852 #13 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #13 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd807a4e70a0) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #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 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1852 #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 Process 97892 (syslogd) thread 0xffff8000ffffd450 (307858) exclusive rrwlock inode r = 0 (0xfffffd806e3f70a0) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #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 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10233 11254K 11506K 166960K 12180 0 pcb 17 14K 16K 166960K 185 0 rtable 200 6K 7K 166960K 1221 0 pf 35 17K 22K 166960K 139 0 ifaddr 40 7K 8K 166960K 167 0 ifgroup 55 2K 2K 166960K 196 0 sysctl 3 1K 1K 166960K 3 0 counters 64 36K 36K 166960K 136 0 ioctlops 0 0K 4K 166960K 1553 0 iov 0 0K 16K 166960K 88 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1432 90K 90K 166960K 2295 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 12 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 14 0 dirhash 12 2K 2K 166960K 21 0 ACPI 1690 195K 286K 166960K 12418 0 file desc 13 45K 93K 166960K 1102 0 sigio 0 0K 0K 166960K 9 0 proc 72 91K 140K 166960K 1356 0 subproc 104 6K 7K 166960K 468 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 75 0 in_multi 88 6K 7K 166960K 414 0 ether_multi 1 0K 0K 166960K 8 0 mrt 0 0K 0K 166960K 4 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 235 1049K 1049K 166960K 235 0 exec 0 0K 1K 166960K 796 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 203 72K 91K 166960K 10245 0 UVM aobj 19 2K 2K 166960K 20 0 pinsyscall 38 76K 108K 166960K 2942 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 32 0 NDP 18 0K 1K 166960K 117 0 temp 57 6819K 6913K 166960K 35791 0 kqueue 14 22K 28K 166960K 135 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 120 126 0 123 1 0 1 1 0 8 0 rtentry 112 422 0 332 3 0 3 3 0 8 0 unpcb 144 474 0 451 5 2 3 3 0 8 1 syncache 336 6 0 6 3 3 0 1 0 8 0 tcpqe 32 2 0 2 1 1 0 1 0 8 0 tcpcb 808 357 0 351 14 13 1 8 0 8 0 arp 120 77 0 61 1 0 1 1 0 8 0 inpcb 336 1051 0 1042 18 16 2 9 0 8 0 nd6 136 105 0 84 1 0 1 1 0 8 0 pkpcb 40 3 0 3 2 2 0 1 0 8 0 kcovpl 48 36 0 28 1 0 1 1 0 8 0 ppxss 1168 3 0 3 2 2 0 1 0 8 0 pfstscr 40 1 0 1 1 1 0 1 0 8 0 pffrag 232 7 0 5 2 1 1 1 0 482 0 pffrnode 88 7 0 5 2 1 1 1 0 8 0 pffrent 40 13 0 11 2 1 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 pfanchor 1288 2 0 0 1 0 1 1 0 8 0 pfstitem 24 86 0 53 1 0 1 1 0 8 0 pfstkey 128 88 0 55 2 0 2 2 0 8 0 pfstate 376 86 0 54 5 0 5 5 0 8 0 pfrule 1344 26 0 17 2 0 2 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 1668 0 1264 29 1 28 28 0 8 0 art_table 32 1669 0 1264 4 0 4 4 0 8 0 art_node 16 421 0 340 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 12 0 2 1 0 1 1 0 8 0 shmpl 112 17 0 1 1 0 1 1 0 8 0 dirhash 1024 24 0 7 3 0 3 3 0 8 0 dino2pl 256 2637 0 1083 98 0 98 98 0 8 0 ffsino 272 2637 0 1083 104 0 104 104 0 8 0 nchpl 144 3635 0 1914 64 0 64 64 0 8 0 uvmvnodes 80 3449 0 0 71 0 71 71 0 8 0 vnodes 216 3449 0 0 192 0 192 192 0 8 0 namei 1024 14717 0 14717 6 5 1 2 0 8 1 percpumem 16 82 0 36 1 0 1 1 0 8 0 kstatmem 264 96 0 72 2 0 2 2 0 8 0 scsiplug 72 2 0 2 1 1 0 1 0 8 0 scxspl 216 28471 0 28469 16 13 3 8 1 8 2 plimitpl 152 335 0 318 1 0 1 1 0 8 0 sigapl 424 1362 0 1316 7 0 7 7 0 8 0 futexpl 64 8648 0 8646 5 4 1 1 0 8 0 knotepl 120 609 0 0 18 0 18 18 0 8 0 kqueuepl 216 260 0 250 5 4 1 5 0 8 0 pipepl 320 257 0 230 3 0 3 3 0 8 0 fdescpl 496 1343 0 1316 5 0 5 5 0 8 0 filepl 152 6797 0 6547 24 11 13 14 0 8 2 lockfpl 104 283 0 281 1 0 1 1 0 8 0 lockfspl 48 97 0 95 1 0 1 1 0 8 0 sessionpl 144 54 0 45 1 0 1 1 0 8 0 pgrppl 48 98 0 81 1 0 1 1 0 8 0 ucredpl 104 910 0 897 1 0 1 1 0 8 0 zombiepl 144 1316 0 1316 1 0 1 1 0 8 1 processpl 1160 1362 0 1316 5 1 4 5 0 8 0 procpl 648 2334 0 2283 6 0 6 6 0 8 0 srpgc 96 7 0 7 3 2 1 1 0 8 1 sosppl 168 9 0 9 3 3 0 1 0 8 0 sockpl 664 1661 0 1626 23 16 7 11 0 8 2 mcl64k 65536 3 0 0 1 0 1 1 0 8 0 mcl16k 16384 3 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 4 0 0 1 0 1 1 0 8 0 mcl4k 4096 157 0 0 20 1 19 20 0 8 0 mcl2k 2048 43 0 0 5 0 5 5 0 8 0 mtagpl 96 10 0 0 1 0 1 1 0 8 0 mbufpl 256 367 0 0 23 0 23 23 0 8 0 bufpl 280 9520 0 3171 454 0 454 454 0 8 0 anonpl 24 244599 0 241412 66 15 51 63 0 185 20 amapchunkpl 152 32922 0 32528 40 7 33 33 0 158 11 amappl16 200 5419 0 5408 40 36 4 23 0 8 3 amappl15 192 3 0 3 1 1 0 1 0 8 0 amappl14 184 257 0 245 1 0 1 1 0 8 0 amappl13 176 7 0 7 1 1 0 1 0 8 0 amappl12 168 2439 0 2412 4 2 2 3 0 8 0 amappl11 160 59 0 44 1 0 1 1 0 8 0 amappl10 152 15 0 15 1 1 0 1 0 8 0 amappl9 144 155 0 155 1 1 0 1 0 8 0 amappl8 136 20 0 17 1 0 1 1 0 8 0 amappl7 128 184 0 171 1 0 1 1 0 8 0 amappl6 120 471 0 470 1 0 1 1 0 8 0 amappl5 112 250 0 238 1 0 1 1 0 8 0 amappl4 104 417 0 398 1 0 1 1 0 8 0 amappl3 96 6526 0 6434 4 0 4 4 0 8 0 amappl2 88 1099 0 1030 2 0 2 2 0 8 0 amappl1 80 12782 0 12216 15 1 14 15 0 8 0 amappl 88 9590 0 9449 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 19 0 1 1 0 1 1 0 8 0 uaddrrnd 24 1343 0 1316 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1343 0 1316 1 0 1 1 0 8 0 vmmpekpl 168 12464 0 12406 4 0 4 4 0 8 1 vmmpepl 168 89939 0 88295 108 20 88 100 0 357 5 vmsppl 440 1342 0 1316 6 2 4 5 0 8 0 rwobjpl 56 31815 0 27453 65 2 63 63 0 8 0 pdppl 4096 2693 0 2632 131 54 77 87 0 8 16 pvpl 32 28851 0 0 233 0 233 233 0 265 0 pmappl 248 1342 0 1316 3 0 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 463 0 97 11 0 11 11 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff8349cff0) 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 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x2c kd_curproc sys/dev/kcov.c:589 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x2c sys/dev/kcov.c:158 __mp_lock(ffffffff8356fbc0) at __mp_lock+0x1a3 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff8356fbc0) at __mp_lock+0x1a3 sys/kern/kern_lock.c:144 intr_handler(ffff800036bc2680,ffff800000079f80) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:553 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __mp_lock(ffffffff8356fbc0) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff8356fbc0) at __mp_lock+0x192 sys/kern/kern_lock.c:144 ktrstruct(ffff8000fffef978,ffffffff82ffc080,ffff800036bc28a0,10) at ktrstruct+0xe2 sys/kern/kern_ktrace.c:307 sys_nanosleep(ffff8000fffef978,ffff800036bc29e0,ffff800036bc2930) at sys_nanosleep+0x109 sys/kern/kern_time.c:294 syscall(ffff800036bc29e0) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff800036bc29e0) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7cb7a2cd49a0, count: 3 ddb{0}> trace x86_ipi_db(ffffffff8349cff0) 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 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x2c kd_curproc sys/dev/kcov.c:589 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x2c sys/dev/kcov.c:158 __mp_lock(ffffffff8356fbc0) at __mp_lock+0x1a3 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff8356fbc0) at __mp_lock+0x1a3 sys/kern/kern_lock.c:144 intr_handler(ffff800036bc2680,ffff800000079f80) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:553 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __mp_lock(ffffffff8356fbc0) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff8356fbc0) at __mp_lock+0x192 sys/kern/kern_lock.c:144 ktrstruct(ffff8000fffef978,ffffffff82ffc080,ffff800036bc28a0,10) at ktrstruct+0xe2 sys/kern/kern_ktrace.c:307 sys_nanosleep(ffff8000fffef978,ffff800036bc29e0,ffff800036bc2930) at sys_nanosleep+0x109 sys/kern/kern_time.c:294 syscall(ffff800036bc29e0) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff800036bc29e0) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7cb7a2cd49a0, count: -12 ddb{0}> machine ddbcpu 1 Stopped at ktrops+0x58: movq 0x10(%r14),%r14 ktrops(ffff80002a04e2a8,ffffffffffffffff,0,80000112,fffffd80706d6048,fffffd807f7d34e0) at ktrops+0x58 ktrcanset sys/kern/kern_ktrace.c:718 [inline] ktrops(ffff80002a04e2a8,ffffffffffffffff,0,80000112,fffffd80706d6048,fffffd807f7d34e0) at ktrops+0x58 sys/kern/kern_ktrace.c:561 doktrace(fffffd80706d6048,4,112,0,ffff80002a04e2a8) at doktrace+0x6dd ktrsetchildren sys/kern/kern_ktrace.c:586 [inline] doktrace(fffffd80706d6048,4,112,0,ffff80002a04e2a8) at doktrace+0x6dd sys/kern/kern_ktrace.c:508 sys_ktrace(ffff80002a04e2a8,ffff8000365a7fe0,ffff8000365a7f30) at sys_ktrace+0x11c sys/kern/kern_ktrace.c:549 syscall(ffff8000365a7fe0) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff8000365a7fe0) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x516531290e0, count: 10 ddb{1}> trace ktrops(ffff80002a04e2a8,ffffffffffffffff,0,80000112,fffffd80706d6048,fffffd807f7d34e0) at ktrops+0x58 ktrcanset sys/kern/kern_ktrace.c:718 [inline] ktrops(ffff80002a04e2a8,ffffffffffffffff,0,80000112,fffffd80706d6048,fffffd807f7d34e0) at ktrops+0x58 sys/kern/kern_ktrace.c:561 doktrace(fffffd80706d6048,4,112,0,ffff80002a04e2a8) at doktrace+0x6dd ktrsetchildren sys/kern/kern_ktrace.c:586 [inline] doktrace(fffffd80706d6048,4,112,0,ffff80002a04e2a8) at doktrace+0x6dd sys/kern/kern_ktrace.c:508 sys_ktrace(ffff80002a04e2a8,ffff8000365a7fe0,ffff8000365a7f30) at sys_ktrace+0x11c sys/kern/kern_ktrace.c:549 syscall(ffff8000365a7fe0) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff8000365a7fe0) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x516531290e0, count: -5