login: uvm_fault(0xfffffd806aa03020, 0x48, 0, 1) -> e kernel: page fault trap, code=0 Stopped at witness_checkorder+0xa9: movl 0x20(%r14),%r15d TID PID UID PRFLAGS PFLAGS CPU COMMAND 485184 64806 0 0 0 0 syz-executor witness_checkorder(28,9,0) at witness_checkorder+0xa9 sys/kern/subr_witness.c:779 mtx_enter(18) at mtx_enter+0x4a sys/kern/kern_lock.c:260 clockintr_unbind(ffff8000014e8d30,1) at clockintr_unbind+0x56 sys/kern/kern_clockintr.c:375 dt_ioctl_record_stop(ffff800001477000) at dt_ioctl_record_stop+0xbc sys/dev/dt/dt_dev.c:576 dtclose(11e5f,1,2000,ffff80002a39d4c8) at dtclose+0x105 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(11e5f,1,2000,ffff80002a39d4c8) at dtclose+0x105 sys/dev/dt/dt_dev.c:232 spec_close(ffff8000333ff1b0) at spec_close+0x45f sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd805cfe0cd0,1,fffffd80097fb5b0,ffff80002a39d4c8) at VOP_CLOSE+0x133 sys/kern/vfs_vops.c:156 vn_closefile(fffffd805c0df708,ffff80002a39d4c8) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd805c0df708,ffff80002a39d4c8) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615 fdrop(fffffd805c0df708,ffff80002a39d4c8) at fdrop+0x126 sys/kern/kern_descrip.c:1267 closef(fffffd805c0df708,ffff80002a39d4c8) at closef+0x192 sys/kern/kern_descrip.c:1251 fdfree(ffff80002a39d4c8) at fdfree+0x116 sys/kern/kern_descrip.c:1182 exit1(ffff80002a39d4c8,0,0,1) at exit1+0x59c sys/kern/kern_exit.c:215 sys_exit(ffff80002a39d4c8,ffff8000333ff520,ffff8000333ff470) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff8000333ff520) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff8000333ff520) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:748 end trace frame: 0xffff8000333ff5a0, count: 0 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(0xfffffd806aa03020, 0x48, 0, 1) -> e ddb{1}> trace witness_checkorder(28,9,0) at witness_checkorder+0xa9 sys/kern/subr_witness.c:779 mtx_enter(18) at mtx_enter+0x4a sys/kern/kern_lock.c:260 clockintr_unbind(ffff8000014e8d30,1) at clockintr_unbind+0x56 sys/kern/kern_clockintr.c:375 dt_ioctl_record_stop(ffff800001477000) at dt_ioctl_record_stop+0xbc sys/dev/dt/dt_dev.c:576 dtclose(11e5f,1,2000,ffff80002a39d4c8) at dtclose+0x105 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(11e5f,1,2000,ffff80002a39d4c8) at dtclose+0x105 sys/dev/dt/dt_dev.c:232 spec_close(ffff8000333ff1b0) at spec_close+0x45f sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd805cfe0cd0,1,fffffd80097fb5b0,ffff80002a39d4c8) at VOP_CLOSE+0x133 sys/kern/vfs_vops.c:156 vn_closefile(fffffd805c0df708,ffff80002a39d4c8) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd805c0df708,ffff80002a39d4c8) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615 fdrop(fffffd805c0df708,ffff80002a39d4c8) at fdrop+0x126 sys/kern/kern_descrip.c:1267 closef(fffffd805c0df708,ffff80002a39d4c8) at closef+0x192 sys/kern/kern_descrip.c:1251 fdfree(ffff80002a39d4c8) at fdfree+0x116 sys/kern/kern_descrip.c:1182 exit1(ffff80002a39d4c8,0,0,1) at exit1+0x59c sys/kern/kern_exit.c:215 sys_exit(ffff80002a39d4c8,ffff8000333ff520,ffff8000333ff470) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff8000333ff520) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff8000333ff520) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x74ffaaa5f620, count: -15 ddb{1}> show registers rdi 0 rsi 0 rbp 0xffff8000333ff010 rbx 0 rdx 0 rcx 0xffff80002a39d4c8 rax 0xffff8000299ddff0 r8 0xffffffffffffffff r9 0x1 r10 0x97a94f1e92f4fe03 r11 0x2c01740bf550e2e1 r12 0 r13 0x1 r14 0x28 r15 0x3 rip 0xffffffff829aef39 witness_checkorder+0xa9 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff8000333fef60 ss 0x10 witness_checkorder+0xa9: movl 0x20(%r14),%r15d ddb{1}> show proc PROC (syz-executor) tid=474842 pid=55983 tcnt=0 stat=onproc flags process=1008 proc=2000 runpri=32, usrpri=86, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0xffff80002a39d4c8 scnt=-1 ecnt=1 forw=0xffffffffffffffff, list=0xffff80003c433220,0xffff80003b81c800 process=0xffff80002a295390 user=0xffff8000333fa000, vmspace=0xfffffd806aa03020 estcpu=36, cpticks=2, pctcpu=0.0, user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 74137 286381 73133 0 2 0 syz-executor 74137 495135 73133 0 3 0x4000080 kqread syz-executor 35240 47334 33511 0 3 0x80 nanoslp syz-executor 35240 326177 33511 0 3 0x4000080 ttyopn syz-executor 35240 431243 33511 0 3 0x4000080 fsleep syz-executor 64806 485184 56232 0 7 0 syz-executor 64806 90770 56232 0 3 0x4000080 rest syz-executor 64806 457496 56232 0 3 0x4000000 biowait syz-executor 64806 522363 56232 0 3 0x4000080 fsleep syz-executor 33303 459029 0 0 3 0x14200 acct acct 31008 190061 1 0 3 0x80 nanoslp init 5670 454914 80677 0 3 0x80 nanoslp syz-executor 5670 90432 80677 0 3 0x4000080 fsleep syz-executor 5670 352087 80677 0 3 0x4000080 ttyin syz-executor 94199 361218 50278 0 3 0x2 biowait syz-executor 38332 2459 50278 0 3 0x2 biowait syz-executor 45284 313783 0 0 3 0x14280 nfsidl nfsio 62663 230261 0 0 3 0x14280 nfsidl nfsio 26935 251132 0 0 3 0x14280 nfsidl nfsio 49564 491844 0 0 3 0x14280 nfsidl nfsio 26004 435042 0 0 3 0x14280 nfsidl nfsio 62491 375305 0 0 3 0x14280 nfsidl nfsio 99047 201740 0 0 3 0x14280 nfsidl nfsio 4040 32852 0 0 3 0x14280 nfsidl nfsio 69363 313864 0 0 3 0x14280 nfsidl nfsio 78878 135528 0 0 3 0x14280 nfsidl nfsio 38564 469284 0 0 3 0x14280 nfsidl nfsio 78973 368801 0 0 3 0x14280 nfsidl nfsio 82918 391391 0 0 3 0x14280 nfsidl nfsio 89088 406019 0 0 3 0x14280 nfsidl nfsio 61011 272595 0 0 3 0x14280 nfsidl nfsio 74383 472023 0 0 3 0x14280 nfsidl nfsio 51172 385611 0 0 3 0x14280 nfsidl nfsio 29025 494445 0 0 3 0x14280 nfsidl nfsio 99636 379288 0 0 3 0x14280 nfsidl nfsio 76157 290639 0 0 3 0x14280 nfsidl nfsio 20677 120371 0 0 3 0x14200 bored sosplice 73133 16826 50278 0 3 0x82 nanoslp syz-executor 56232 464543 50278 0 3 0x82 nanoslp syz-executor 82387 23455 50278 0 3 0x2 biowait syz-executor 33511 296456 50278 0 3 0x82 nanoslp syz-executor 68662 506485 50278 0 3 0x82 nanoslp syz-executor 80677 9987 50278 0 3 0x82 nanoslp syz-executor 50278 504287 48168 0 2 0x2 syz-executor 48168 423010 72674 0 3 0x10008a sigsusp ksh 72674 200660 17610 0 3 0x98 kqread sshd-session 17610 332511 73189 0 3 0x92 kqread sshd-session 73189 57255 1 0 3 0x88 kqread sshd 93574 50507 31421 74 3 0x1100092 bpf pflogd 31421 301403 1 0 3 0x80 sbwait pflogd 44214 408429 85584 73 3 0x1100090 kqread syslogd 85584 212223 1 0 3 0x100082 sbwait syslogd 85960 330516 1 0 3 0x100080 kqread resolvd 57060 112971 61858 77 3 0x100092 kqread dhcpleased 62336 511428 61858 77 3 0x100092 kqread dhcpleased 61858 464444 1 0 3 0x80 kqread dhcpleased 8028 212921 0 0 3 0x14200 bored smr 58528 278011 0 0 2 0x14200 zerothread 5997 510396 0 0 3 0x14200 aiodoned aiodoned 98864 339840 0 0 3 0x14200 syncer update 6601 407928 0 0 3 0x14200 cleaner cleaner 77177 221791 0 0 3 0x14200 reaper reaper 31838 409798 0 0 3 0x14200 pgdaemon pagedaemon 13162 3536 0 0 3 0x14200 bored viomb 81650 237670 0 0 3 0x40014200 acpi0 acpi0 99594 186598 0 0 3 0x40014200 idle1 80593 360861 0 0 3 0x14200 bored softnet7 14795 335157 0 0 3 0x14200 bored softnet6 38748 422595 0 0 3 0x14200 bored softnet5 49301 288536 0 0 3 0x14200 bored softnet4 80606 407345 0 0 3 0x14200 bored softnet3 46539 484272 0 0 3 0x14200 bored softnet2 5268 39821 0 0 3 0x14200 bored softnet1 59139 70969 0 0 3 0x14200 bored softnet0 34993 409694 0 0 3 0x14200 bored systqmp 58588 127408 0 0 3 0x14200 bored systq 45446 300854 0 0 3 0x14200 tmoslp softclockmp 24716 410123 0 0 3 0x40014200 tmoslp softclock 75421 258963 0 0 3 0x40014200 idle0 1 503056 0 0 3 0x82 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb{1}> show all locks Process 64806 (syz-executor) thread 0xffff80002a39d758 (457496) exclusive rrwlock inode r = 0 (0xfffffd806aafd460) #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+0x42b sys/kern/kern_rwlock.c:319 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vn_write+0x190 sys/kern/vfs_vnops.c:405 #6 dofilewritev+0x23c sys/kern/sys_generic.c:380 #7 sys_write+0xa2 sys/kern/sys_generic.c:300 #8 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:748 #9 Xsyscall+0x128 Process 94199 (syz-executor) thread 0xffff80002a39c2d8 (361218) exclusive rrwlock inode r = 0 (0xfffffd8075862f08) #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+0x42b sys/kern/kern_rwlock.c:319 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #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:1203 #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:748 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806e06def8) #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+0x42b sys/kern/kern_rwlock.c:319 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #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:748 #9 Xsyscall+0x128 Process 38332 (syz-executor) thread 0xffff80003b81a7e8 (2459) exclusive rrwlock inode r = 0 (0xfffffd8075880470) #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+0x42b sys/kern/kern_rwlock.c:319 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 sys_getdents+0x264 sys/kern/vfs_syscalls.c:-1 #6 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xb08 sys/arch/amd64/amd64/trap.c:748 #7 Xsyscall+0x128 Process 82387 (syz-executor) thread 0xffff8000ffff39b0 (23455) exclusive rrwlock inode r = 0 (0xfffffd806e59a118) #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+0x42b sys/kern/kern_rwlock.c:319 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #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:1203 #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:748 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806bc801f8) #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+0x42b sys/kern/kern_rwlock.c:319 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #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:748 #9 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10230 11207K 11382K 166960K 12749 0 pcb 18 14K 30K 166960K 354 0 rtable 174 9K 10K 166960K 423 0 pf 33 17K 21K 166960K 139 0 ifaddr 33 5K 8K 166960K 99 0 ifgroup 47 2K 2K 166960K 156 0 sysctl 4 1K 9K 166960K 21 0 counters 64 36K 37K 166960K 404 0 ioctlops 0 0K 4K 166960K 1798 0 iov 1 4K 16K 166960K 128 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1429 90K 90K 166960K 2430 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 21 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 1K 166960K 48 0 dirhash 15 2K 2K 166960K 27 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 15 53K 106K 166960K 1221 0 sigio 0 0K 0K 166960K 52 0 proc 63 99K 180K 166960K 768 0 subproc 72 4K 4K 166960K 90 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 161 0 in_multi 68 5K 7K 166960K 148 0 ether_multi 1 0K 0K 166960K 3 0 mrt 1 0K 0K 166960K 3 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 151 678K 678K 166960K 151 0 exec 0 0K 1K 166960K 569 0 fusefs mount 1 32K 32K 166960K 1 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 231 163K 187K 166960K 13257 0 UVM aobj 7 2K 2K 166960K 7 0 pinsyscall 39 78K 102K 166960K 2406 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 1K 166960K 63 0 NDP 10 0K 2K 166960K 69 0 temp 70 8746K 8810K 166960K 72167 0 kqueue 14 22K 28K 166960K 214 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 120 146 0 143 2 0 2 2 0 8 1 rtentry 176 139 0 74 5 0 5 5 0 8 0 unpcb 144 1079 0 1060 11 7 4 4 0 8 3 syncache 336 13 0 13 4 3 1 1 0 8 1 tcpqe 32 1 0 1 1 0 1 1 0 8 1 tcpcb 736 488 0 483 16 12 4 7 0 8 3 arp 128 17 0 8 1 0 1 1 0 8 0 inpcb 328 1464 0 1454 22 15 7 12 0 8 5 nd6 144 24 0 11 1 0 1 1 0 8 0 pkpcb 40 5 0 5 4 3 1 1 0 8 1 kcovpl 48 10 0 2 1 0 1 1 0 8 0 mppekey 1024 1 0 1 1 1 0 1 0 8 0 ppxss 1192 157 0 157 4 3 1 1 0 8 1 pppxif 1504 38 0 38 3 2 1 1 0 8 1 pfstscr 40 1 0 1 1 1 0 1 0 8 0 pffrag 232 28 0 22 1 0 1 1 0 482 0 pffrnode 88 11 0 5 1 0 1 1 0 8 0 pffrent 40 52 0 46 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 pftag 88 1 0 0 1 0 1 1 0 8 0 pfstitem 24 79 0 28 1 0 1 1 0 8 0 pfstkey 128 81 0 30 2 0 2 2 0 8 0 pfstate 384 79 0 29 5 0 5 5 0 8 0 pfrule 1344 27 0 22 2 1 1 2 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 621 0 326 28 5 23 28 0 8 2 art_table 40 623 0 326 5 0 5 5 0 8 0 art_node 32 138 0 83 1 0 1 1 0 8 0 sysvmsgpl 40 27 0 17 1 0 1 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 45 0 35 1 0 1 1 0 8 0 shmpl 112 4 0 0 1 0 1 1 0 8 0 dirhash 1024 27 0 8 3 0 3 3 0 8 0 dino2pl 256 3691 0 2175 96 0 96 96 0 8 0 ffsino 296 3691 0 2175 118 0 118 118 0 8 0 nchpl 144 5328 0 3629 64 0 64 64 0 8 0 rtmask 32 19 0 19 5 4 1 1 0 8 1 uvmvnodes 80 4352 0 0 89 0 89 89 0 8 0 vnodes 216 4352 0 0 242 0 242 242 0 8 0 namei 1024 18692 0 18692 4 2 2 2 0 8 2 percpumem 16 217 0 170 1 0 1 1 0 8 0 kstatmem 264 100 0 78 3 1 2 3 0 8 0 scsiplug 72 4 0 4 3 3 0 1 0 8 0 scxspl 216 39218 0 39214 12 10 2 8 1 8 1 plimitpl 152 208 0 190 1 0 1 1 0 8 0 sigapl 424 1551 0 1478 9 0 9 9 0 8 0 knotepl 120 526 0 0 16 0 16 16 0 8 0 kqueuepl 224 486 0 474 10 8 2 5 0 8 1 pipepl 344 250 0 223 6 3 3 6 0 8 0 fdescpl 528 1504 0 1475 3 0 3 3 0 8 0 filepl 160 10001 0 9774 26 12 14 16 0 8 3 lockfpl 104 729 0 727 3 2 1 2 0 8 0 lockfspl 48 253 0 251 1 0 1 1 0 8 0 sessionpl 144 36 0 28 1 0 1 1 0 8 0 pgrppl 48 107 0 91 1 0 1 1 0 8 0 ucredpl 104 1516 0 1503 1 0 1 1 0 8 0 zombiepl 144 1949 0 1948 1 0 1 1 0 8 0 processpl 1248 1551 0 1478 6 0 6 6 0 8 0 procpl 656 3526 0 3445 10 1 9 9 0 8 0 sosppl 168 8 0 8 3 2 1 1 0 8 1 sockpl 752 2789 0 2757 43 31 12 18 0 8 7 mcl64k 65536 8 0 0 1 0 1 1 0 8 0 mcl16k 16384 2 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl9k 9216 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 124 0 0 15 0 15 15 0 8 0 mcl2k 2048 26 0 0 4 0 4 4 0 8 0 mtagpl 96 24 0 0 1 0 1 1 0 8 0 mbufpl 256 1171 0 0 74 0 74 74 0 8 0 bufpl 280 17585 0 11443 440 1 439 440 0 8 0 anonpl 32 14326 0 0 116 0 116 116 0 246 0 amapchunkpl 152 44339 0 43882 53 17 36 36 0 158 9 amappl16 200 6887 0 6836 74 47 27 34 0 8 13 amappl15 192 3 0 3 1 1 0 1 0 8 0 amappl14 184 210 0 199 1 0 1 1 0 8 0 amappl13 176 7 0 7 3 2 1 1 0 8 1 amappl12 168 2186 0 2158 4 1 3 3 0 8 0 amappl11 160 51 0 36 1 0 1 1 0 8 0 amappl10 152 6 0 5 1 0 1 1 0 8 0 amappl9 144 255 0 255 1 1 0 1 0 8 0 amappl8 136 58 0 55 1 0 1 1 0 8 0 amappl7 128 124 0 112 1 0 1 1 0 8 0 amappl6 120 208 0 205 1 0 1 1 0 8 0 amappl5 112 132 0 120 1 0 1 1 0 8 0 amappl4 104 345 0 326 1 0 1 1 0 8 0 amappl3 96 8734 0 8631 6 2 4 4 0 8 0 amappl2 88 766 0 704 2 0 2 2 0 8 0 amappl1 80 15418 0 14847 15 0 15 15 0 8 0 amappl 88 12284 0 12125 6 1 5 5 0 92 0 dma4096 4096 1 0 1 1 1 0 1 0 8 0 dma1024 1024 2 0 1 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 8 0 8 3 3 0 1 0 8 0 dma32 32 7 0 7 1 1 0 1 0 8 0 dma16 16 19 0 18 1 0 1 1 0 8 0 aobjpl 72 6 0 0 1 0 1 1 0 8 0 uaddrrnd 24 1504 0 1475 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1504 0 1475 1 0 1 1 0 8 0 vmmpekpl 168 14710 0 14657 3 0 3 3 0 8 0 vmmpepl 168 104470 0 102582 133 16 117 117 0 357 5 vmsppl 488 1503 0 1475 6 1 5 5 0 8 0 rwobjpl 80 36023 0 30750 122 3 119 119 0 8 0 pdppl 4096 3015 0 2950 119 46 73 83 0 8 8 pvpl 32 21969 0 0 177 0 177 177 0 265 0 pmappl 256 1503 0 1475 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 375 0 71 9 0 9 9 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff83825ff0) 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(ffffffff838de7e8) at __mp_lock+0x199 __mp_lock_spin sys/kern/kern_lock.c:134 [inline] __mp_lock(ffffffff838de7e8) at __mp_lock+0x199 sys/kern/kern_lock.c:165 intr_handler(ffff80002dbed0d0,ffff800000079a80) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:559 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0xf sys/dev/kcov.c:149 uvm_fault(fffffd806aa037c0,6636712000,0,1) at uvm_fault+0x1ee sys/uvm/uvm_fault.c:700 upageflttrap(ffff80002dbed470,6636712000) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 usertrap(ffff80002dbed470) at usertrap+0x403 sys/arch/amd64/amd64/trap.c:605 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x73d6163f0a20, count: 4 ddb{0}> trace x86_ipi_db(ffffffff83825ff0) 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(ffffffff838de7e8) at __mp_lock+0x199 __mp_lock_spin sys/kern/kern_lock.c:134 [inline] __mp_lock(ffffffff838de7e8) at __mp_lock+0x199 sys/kern/kern_lock.c:165 intr_handler(ffff80002dbed0d0,ffff800000079a80) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:559 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0xf sys/dev/kcov.c:149 uvm_fault(fffffd806aa037c0,6636712000,0,1) at uvm_fault+0x1ee sys/uvm/uvm_fault.c:700 upageflttrap(ffff80002dbed470,6636712000) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 usertrap(ffff80002dbed470) at usertrap+0x403 sys/arch/amd64/amd64/trap.c:605 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x73d6163f0a20, count: -11 ddb{0}> machine ddbcpu 1 Stopped at witness_checkorder+0xa9: movl 0x20(%r14),%r15d witness_checkorder(28,9,0) at witness_checkorder+0xa9 sys/kern/subr_witness.c:779 mtx_enter(18) at mtx_enter+0x4a sys/kern/kern_lock.c:260 clockintr_unbind(ffff8000014e8d30,1) at clockintr_unbind+0x56 sys/kern/kern_clockintr.c:375 dt_ioctl_record_stop(ffff800001477000) at dt_ioctl_record_stop+0xbc sys/dev/dt/dt_dev.c:576 dtclose(11e5f,1,2000,ffff80002a39d4c8) at dtclose+0x105 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(11e5f,1,2000,ffff80002a39d4c8) at dtclose+0x105 sys/dev/dt/dt_dev.c:232 spec_close(ffff8000333ff1b0) at spec_close+0x45f sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd805cfe0cd0,1,fffffd80097fb5b0,ffff80002a39d4c8) at VOP_CLOSE+0x133 sys/kern/vfs_vops.c:156 vn_closefile(fffffd805c0df708,ffff80002a39d4c8) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd805c0df708,ffff80002a39d4c8) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615 fdrop(fffffd805c0df708,ffff80002a39d4c8) at fdrop+0x126 sys/kern/kern_descrip.c:1267 closef(fffffd805c0df708,ffff80002a39d4c8) at closef+0x192 sys/kern/kern_descrip.c:1251 fdfree(ffff80002a39d4c8) at fdfree+0x116 sys/kern/kern_descrip.c:1182 exit1(ffff80002a39d4c8,0,0,1) at exit1+0x59c sys/kern/kern_exit.c:215 sys_exit(ffff80002a39d4c8,ffff8000333ff520,ffff8000333ff470) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff8000333ff520) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff8000333ff520) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:748 end trace frame: 0xffff8000333ff5a0, count: 0 ddb{1}> trace witness_checkorder(28,9,0) at witness_checkorder+0xa9 sys/kern/subr_witness.c:779 mtx_enter(18) at mtx_enter+0x4a sys/kern/kern_lock.c:260 clockintr_unbind(ffff8000014e8d30,1) at clockintr_unbind+0x56 sys/kern/kern_clockintr.c:375 dt_ioctl_record_stop(ffff800001477000) at dt_ioctl_record_stop+0xbc sys/dev/dt/dt_dev.c:576 dtclose(11e5f,1,2000,ffff80002a39d4c8) at dtclose+0x105 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(11e5f,1,2000,ffff80002a39d4c8) at dtclose+0x105 sys/dev/dt/dt_dev.c:232 spec_close(ffff8000333ff1b0) at spec_close+0x45f sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd805cfe0cd0,1,fffffd80097fb5b0,ffff80002a39d4c8) at VOP_CLOSE+0x133 sys/kern/vfs_vops.c:156 vn_closefile(fffffd805c0df708,ffff80002a39d4c8) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd805c0df708,ffff80002a39d4c8) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615 fdrop(fffffd805c0df708,ffff80002a39d4c8) at fdrop+0x126 sys/kern/kern_descrip.c:1267 closef(fffffd805c0df708,ffff80002a39d4c8) at closef+0x192 sys/kern/kern_descrip.c:1251 fdfree(ffff80002a39d4c8) at fdfree+0x116 sys/kern/kern_descrip.c:1182 exit1(ffff80002a39d4c8,0,0,1) at exit1+0x59c sys/kern/kern_exit.c:215 sys_exit(ffff80002a39d4c8,ffff8000333ff520,ffff8000333ff470) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff8000333ff520) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff8000333ff520) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x74ffaaa5f620, count: -15