Warning: Permanently added '10.128.1.40' (ED25519) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program uvm_fault(0xfffffd806dc02930, 0x8, 0, 1) -> e kernel: page fault trap, code=0 Stopped at witness_checkorder+0x1ec: movl 0x8(%r14),%ebx TID PID UID PRFLAGS PFLAGS CPU COMMAND 95294 78419 0 0 0 1 syz-executor2882152583 witness_checkorder(fffffd806f1bd1c0,9,0) at witness_checkorder+0x1ec mtx_enter(fffffd806f1bd1b0) at mtx_enter+0x3e knote_remove(ffff80002120cd68,fffffd806f1bd1b0,fffffd806f1bd238,3,0) at knote_remove+0x20d knote_fdclose(ffff80002120cd68,3) at knote_fdclose+0xae fdfree(ffff80002120cd68) at fdfree+0xdf exit1(ffff80002120cd68,0,0,1) at exit1+0x3ff sys_exit(ffff80002120cd68,ffff800021299b10,ffff800021299b60) at sys_exit+0x1a syscall(ffff800021299be0) at syscall+0x5e2 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x6f911c3136e0, 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{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic *cpu0: uvm_fault(0xfffffd806dc02930, 0x8, 0, 1) -> e ddb{0}> trace witness_checkorder(fffffd806f1bd1c0,9,0) at witness_checkorder+0x1ec mtx_enter(fffffd806f1bd1b0) at mtx_enter+0x3e knote_remove(ffff80002120cd68,fffffd806f1bd1b0,fffffd806f1bd238,3,0) at knote_remove+0x20d knote_fdclose(ffff80002120cd68,3) at knote_fdclose+0xae fdfree(ffff80002120cd68) at fdfree+0xdf exit1(ffff80002120cd68,0,0,1) at exit1+0x3ff sys_exit(ffff80002120cd68,ffff800021299b10,ffff800021299b60) at sys_exit+0x1a syscall(ffff800021299be0) at syscall+0x5e2 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x6f911c3136e0, count: -9 ddb{0}> show registers rdi 0 rsi 0x20000 acpi_pdirpa+0xbe63 rbp 0xffff8000212998b0 rbx 0xe rdx 0 rcx 0xfffffd80037e3b40 rax 0xffffffff82bffff0 cpu_info_full_primary+0x1ff0 r8 0x1 r9 0 r10 0xa0ac3d2cae112927 r11 0x6fa576a37f506e80 r12 0 r13 0xfffffd806f1bd1c0 r14 0 r15 0xffff80002120cd68 rip 0xffffffff81b8d00c witness_checkorder+0x1ec cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff800021299800 ss 0x10 witness_checkorder+0x1ec: movl 0x8(%r14),%ebx ddb{0}> show proc PROC (syz-executor2882152583) pid=381490 stat=onproc flags process=1008 proc=2000 pri=0, usrpri=75, nice=20 forw=0xffffffffffffffff, list=0xffff80002120cac0,0xffff80002120dd68 process=0xffff8000ffff7ab8 user=0xffff800021294000, vmspace=0xfffffd806dc02930 estcpu=36, cpticks=1, pctcpu=0.0 user=0, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 78419 95294 51332 0 7 0 syz-executor2882152583 69031 153546 16200 0 2 0 syz-executor2882152583 69031 8008 16200 0 3 0x4000080 fsleep syz-executor2882152583 24394 320562 47623 0 2 0 syz-executor2882152583 24394 240315 47623 0 2 0x4000000 syz-executor2882152583 64815 120473 9456 0 3 0x80 nanoslp syz-executor2882152583 88513 27388 9456 0 3 0x80 nanoslp syz-executor2882152583 25022 452713 9456 0 3 0x80 nanoslp syz-executor2882152583 85018 159587 9456 0 3 0x80 nanoslp syz-executor2882152583 16200 41945 9456 0 3 0x80 nanoslp syz-executor2882152583 47623 369575 9456 0 3 0x80 nanoslp syz-executor2882152583 23851 194684 9456 0 3 0x80 nanoslp syz-executor2882152583 51332 383147 9456 0 3 0x80 nanoslp syz-executor2882152583 9456 495115 99107 0 3 0x82 nanoslp syz-executor2882152583 99107 317907 37354 0 3 0x10008a sigsusp ksh 37354 502223 80549 0 3 0x9a kqread sshd 74933 220479 1 0 3 0x100083 ttyin getty 80549 304883 1 0 3 0x88 kqread sshd 39572 38730 41451 73 3 0x1100090 kqread syslogd 41451 155677 1 0 3 0x100082 netio syslogd 53234 315483 1 0 3 0x100080 kqread resolvd 4427 31103 72332 77 3 0x100092 kqread dhcpleased 88658 20077 72332 77 3 0x100092 kqread dhcpleased 72332 318739 1 0 3 0x80 kqread dhcpleased 24340 413715 0 0 3 0x14200 bored smr 64652 237056 0 0 2 0x14200 zerothread 61628 30117 0 0 3 0x14200 aiodoned aiodoned 5288 271883 0 0 3 0x14200 syncer update 26003 199798 0 0 3 0x14200 cleaner cleaner 85011 405704 0 0 2 0x14200 reaper 86432 390670 0 0 3 0x14200 pgdaemon pagedaemon 23010 141934 0 0 3 0x14200 bored viomb 70913 170784 0 0 3 0x40014200 acpi0 acpi0 35031 32950 0 0 3 0x40014200 idle1 51818 44877 0 0 3 0x14200 bored softnet3 84856 189350 0 0 3 0x14200 bored softnet2 22879 234216 0 0 3 0x14200 bored softnet1 35109 391418 0 0 3 0x14200 bored softnet0 8607 64417 0 0 3 0x14200 bored systqmp 43853 100843 0 0 3 0x14200 bored systq 6431 66055 0 0 3 0x40014200 bored softclock 35630 98530 0 0 3 0x40014200 idle0 1 377818 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 78419 (syz-executor2882152583) thread 0xffff80002120c020 (95294) exclusive rwlock uobjlk r = 0 (0xfffffd807efaf4e0) #0 witness_lock+0x447 #1 rw_enter+0x3c8 #2 uvm_fault_lower_lookup+0x4a #3 uvm_fault_lower+0x63 #4 uvm_fault+0x238 #5 upageflttrap+0x86 #6 usertrap+0x226 #7 recall_trap+0x8 shared rwlock vmmaplk r = 0 (0xfffffd806f147a10) #0 witness_lock+0x447 #1 uvmfault_lookup+0xd9 #2 uvm_fault_check+0x3e #3 uvm_fault+0xf2 #4 upageflttrap+0x86 #5 usertrap+0x226 #6 recall_trap+0x8 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10156 6389K 6420K 78643K 11234 0 pcb 13 8K 8K 78643K 13 0 rtable 58 1K 2K 78643K 110 0 pf 12 6K 6K 78643K 12 0 ifaddr 12 9K 9K 78643K 12 0 ifgroup 17 1K 1K 78643K 17 0 counters 44 33K 33K 78643K 44 0 ioctlops 0 0K 2K 78643K 21 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 4 0 vnodes 1174 73K 74K 78643K 1187 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 1K 78643K 2 0 VM map 2 1K 1K 78643K 2 0 sem 2 0K 0K 78643K 2 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 1 0K 0K 78643K 1 0 proc 55 78K 79K 78643K 246 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 in_multi 11 0K 0K 78643K 11 0 ether_multi 1 0K 0K 78643K 1 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 25 122K 122K 78643K 25 0 exec 0 0K 1K 78643K 243 0 tdb 3 0K 0K 78643K 3 0 pagedep 1 8K 8K 78643K 1 0 inodedep 1 32K 32K 78643K 1 0 newblk 1 0K 0K 78643K 1 0 VM swap 8 62K 64K 78643K 10 0 UVM amap 135 70K 71K 78643K 7608 0 UVM aobj 3 2K 2K 78643K 3 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 NDP 3 0K 0K 78643K 3 0 temp 1 5904K 5968K 78643K 2809 0 kqueue 11 16K 26K 78643K 753 0 SYN cache 2 16K 16K 78643K 2 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 22 0 0 1 0 1 1 0 8 0 rtpcb 120 20 0 17 1 0 1 1 0 8 0 rtentry 112 23 0 1 1 0 1 1 0 8 0 unpcb 144 33 0 20 1 0 1 1 0 8 0 syncache 304 5 0 5 2 1 1 1 0 8 1 tcpqe 32 87 0 87 1 1 0 1 0 8 0 tcpcb 808 8 0 5 1 0 1 1 0 8 0 arp 120 2 0 0 1 0 1 1 0 8 0 inpcb 368 761 0 753 2 0 2 2 0 8 1 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 97 0 0 7 0 7 7 0 8 0 art_table 32 98 0 0 1 0 1 1 0 8 0 art_node 16 22 0 2 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1422 0 37 87 0 87 87 0 8 0 ffsino 272 1422 0 37 93 0 93 93 0 8 0 nchpl 144 1606 0 47 58 0 58 58 0 8 0 uvmvnodes 80 1431 0 0 30 0 30 30 0 8 0 vnodes 216 1431 0 0 80 0 80 80 0 8 0 namei 1024 4256 0 4256 2 1 1 1 0 8 1 percpumem 16 35 0 0 1 0 1 1 0 8 0 kstatmem 264 6 0 0 1 0 1 1 0 8 0 scxspl 216 5124 0 5124 10 9 1 8 1 8 1 plimitpl 152 24 0 10 1 0 1 1 0 8 0 sigapl 424 1054 0 1008 6 0 6 6 0 8 0 futexpl 64 1923 0 1922 1 0 1 1 0 8 0 knotepl 120 43 0 0 2 0 2 2 0 8 0 kqueuepl 216 754 0 747 1 0 1 1 0 8 0 pipepl 320 87 0 84 2 1 1 1 0 8 0 fdescpl 496 1037 0 1012 5 1 4 4 0 8 0 filepl 152 1861 0 1806 3 0 3 3 0 8 0 lockfpl 104 6 0 4 1 0 1 1 0 8 0 lockfspl 48 4 0 2 1 0 1 1 0 8 0 sessionpl 144 17 0 9 1 0 1 1 0 8 0 pgrppl 48 17 0 9 1 0 1 1 0 8 0 ucredpl 104 66 0 56 1 0 1 1 0 8 0 zombiepl 144 1013 0 1008 2 1 1 1 0 8 0 processpl 1072 1054 0 1008 4 0 4 4 0 8 0 procpl 680 1816 0 1767 5 0 5 5 0 8 0 sockpl 488 814 0 790 4 0 4 4 0 8 0 mcl8k 8192 5 0 0 1 0 1 1 0 8 0 mcl4k 4096 3 0 0 1 0 1 1 0 8 0 mcl2k 2048 258 0 0 33 2 31 33 0 8 0 mtagpl 96 2 0 0 1 0 1 1 0 8 0 mbufpl 256 262 0 0 17 0 17 17 0 8 0 bufpl 288 2511 0 88 174 0 174 174 0 8 0 anonpl 24 202573 0 200567 27 13 14 24 0 186 1 amapchunkpl 152 25492 0 25267 14 1 13 13 0 158 2 amappl16 200 5416 0 5415 6 5 1 5 0 8 0 amappl15 192 11 0 11 1 1 0 1 0 8 0 amappl14 184 116 0 107 1 0 1 1 0 8 0 amappl13 176 9 0 9 1 1 0 1 0 8 0 amappl12 168 1526 0 1508 1 0 1 1 0 8 0 amappl11 160 54 0 44 1 0 1 1 0 8 0 amappl10 152 14 0 14 2 2 0 1 0 8 0 amappl9 144 152 0 152 2 2 0 1 0 8 0 amappl8 136 34 0 32 1 0 1 1 0 8 0 amappl7 128 759 0 745 1 0 1 1 0 8 0 amappl6 120 143 0 130 1 0 1 1 0 8 0 amappl5 112 102 0 94 1 0 1 1 0 8 0 amappl4 104 413 0 384 1 0 1 1 0 8 0 amappl3 96 6968 0 6917 2 0 2 2 0 8 0 amappl2 88 460 0 417 3 1 2 2 0 8 0 amappl1 80 12112 0 11660 15 4 11 11 0 8 0 amappl 88 7330 0 7241 3 0 3 3 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 2 0 0 1 0 1 1 0 8 0 uaddrrnd 24 1037 0 1012 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1037 0 1012 1 0 1 1 0 8 0 vmmpekpl 168 10367 0 10344 2 0 2 2 0 8 0 vmmpepl 168 62222 0 60977 68 6 62 62 0 357 4 vmsppl 464 1036 0 1012 5 1 4 4 0 8 0 rwobjpl 56 25263 0 23184 31 1 30 31 0 8 0 pdppl 4096 2082 0 2024 88 22 66 66 0 8 8 pvpl 32 343845 0 339048 63 20 43 52 0 265 2 pmappl 248 1036 0 1012 3 1 2 2 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 518 0 27 15 0 15 15 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace witness_checkorder(fffffd806f1bd1c0,9,0) at witness_checkorder+0x1ec mtx_enter(fffffd806f1bd1b0) at mtx_enter+0x3e knote_remove(ffff80002120cd68,fffffd806f1bd1b0,fffffd806f1bd238,3,0) at knote_remove+0x20d knote_fdclose(ffff80002120cd68,3) at knote_fdclose+0xae fdfree(ffff80002120cd68) at fdfree+0xdf exit1(ffff80002120cd68,0,0,1) at exit1+0x3ff sys_exit(ffff80002120cd68,ffff800021299b10,ffff800021299b60) at sys_exit+0x1a syscall(ffff800021299be0) at syscall+0x5e2 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x6f911c3136e0, count: -9 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1e: addq $0x8,%rsp x86_ipi_db(ffff800020d58ff0) at x86_ipi_db+0x1e x86_ipi_handler() at x86_ipi_handler+0xb7 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff82cd6528) at __mp_lock+0x122 syscall(ffff80002125d660) at syscall+0x5cd Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x6f911c313650, count: 9 ddb{1}> trace x86_ipi_db(ffff800020d58ff0) at x86_ipi_db+0x1e x86_ipi_handler() at x86_ipi_handler+0xb7 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff82cd6528) at __mp_lock+0x122 syscall(ffff80002125d660) at syscall+0x5cd Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x6f911c313650, count: -6