panic: ufsdirhash_lookup: bad offset in hash array Stopped at db_enter+0x1c: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *330490 55115 0 0 0x4000000 1K syz-executor.3 70512 47966 0 0 0 0 syz-executor.0 db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff8286f469) at panic+0x17b sys/kern/subr_prf.c:198 ufsdirhash_lookup(fffffd8078b92110,ffff80002123c000,1,fffffd8078b921dc,ffff80002e49ad28,0) at ufsdirhash_lookup+0x8b8 sys/ufs/ufs/ufs_dirhash.c:343 ufs_lookup() at ufs_lookup+0xc15 sys/ufs/ufs/ufs_lookup.c:216 VOP_LOOKUP(fffffd8066fa01b8,ffff80002e49b1a8,ffff80002e49b1d8) at VOP_LOOKUP+0x5c sys/kern/vfs_vops.c:85 vfs_lookup(ffff80002e49b178) at vfs_lookup+0x6e2 sys/kern/vfs_lookup.c:566 namei(ffff80002e49b178) at namei+0x55a sys/kern/vfs_lookup.c:250 vn_open(ffff80002e49b178,20001,0) at vn_open+0xf8 sys/kern/vfs_vnops.c:140 doopenat(ffff8000211de560,5,20000240,20000,0,ffff80002e49b350) at doopenat+0x26e sys/kern/vfs_syscalls.c:1126 syscall(ffff80002e49b3d0) at syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff80002e49b3d0) at syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x56b43665290, count: 4 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: ufsdirhash_lookup: bad offset in hash array ddb{1}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff8286f469) at panic+0x17b sys/kern/subr_prf.c:198 ufsdirhash_lookup(fffffd8078b92110,ffff80002123c000,1,fffffd8078b921dc,ffff80002e49ad28,0) at ufsdirhash_lookup+0x8b8 sys/ufs/ufs/ufs_dirhash.c:343 ufs_lookup() at ufs_lookup+0xc15 sys/ufs/ufs/ufs_lookup.c:216 VOP_LOOKUP(fffffd8066fa01b8,ffff80002e49b1a8,ffff80002e49b1d8) at VOP_LOOKUP+0x5c sys/kern/vfs_vops.c:85 vfs_lookup(ffff80002e49b178) at vfs_lookup+0x6e2 sys/kern/vfs_lookup.c:566 namei(ffff80002e49b178) at namei+0x55a sys/kern/vfs_lookup.c:250 vn_open(ffff80002e49b178,20001,0) at vn_open+0xf8 sys/kern/vfs_vnops.c:140 doopenat(ffff8000211de560,5,20000240,20000,0,ffff80002e49b350) at doopenat+0x26e sys/kern/vfs_syscalls.c:1126 syscall(ffff80002e49b3d0) at syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff80002e49b3d0) at syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x56b43665290, count: -11 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80002e49ab40 rbx 0xffff800020d59ba7 rdx 0xffff800000cd7400 rcx 0xffff8000211de560 rax 0xffff800020d58ff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x3e7ed4a1fef953b4 r11 0x3c5a0efeeeddd051 r12 0xffff800020d599a8 r13 0 r14 0 r15 0x1 rip 0xffffffff8233f18c db_enter+0x1c cs 0x8 rflags 0x246 rsp 0xffff80002e49ab30 ss 0x10 db_enter+0x1c: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor.3) tid=330490 pid=55115 tcnt=2 stat=onproc flags process=0 proc=4000000 runpri=32, usrpri=84, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 forw=0xffffffffffffffff, list=0xffff8000211deab0,0xffff8000211de818 process=0xffff800021297ab8 user=0xffff80002e496000, vmspace=0xfffffd8067b8a028 estcpu=36, cpticks=2, pctcpu=0.0, user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 41754 511550 32523 0 2 0 syz-executor.5 41754 144658 32523 0 2 0x4000000 syz-executor.5 55115 183844 22456 0 2 0 syz-executor.3 *55115 330490 22456 0 7 0x4000000 syz-executor.3 99443 67686 57611 0 3 0x80 nanoslp syz-executor.2 99443 397576 57611 0 3 0x4000080 fsleep syz-executor.2 99443 422676 57611 0 3 0x4000080 fsleep syz-executor.2 47966 70512 64525 0 7 0 syz-executor.0 47966 89680 64525 0 3 0x4000080 kqread syz-executor.0 65934 17354 48281 0 3 0x80 nanoslp syz-executor.7 65934 349672 48281 0 3 0x4000080 kqpoll syz-executor.7 65934 452751 48281 0 3 0x4000080 fsleep syz-executor.7 70574 217240 0 0 3 0x14200 acct acct 29093 418617 0 0 3 0x14280 nfsidl nfsio 92254 129747 0 0 3 0x14280 nfsidl nfsio 51261 256746 0 0 3 0x14280 nfsidl nfsio 57110 507363 0 0 3 0x14280 nfsidl nfsio 17834 302382 0 0 3 0x14280 nfsidl nfsio 62319 156772 0 0 3 0x14280 nfsidl nfsio 25692 392059 0 0 3 0x14280 nfsidl nfsio 17404 2441 0 0 3 0x14280 nfsidl nfsio 19477 420739 0 0 3 0x14280 nfsidl nfsio 97804 154811 0 0 3 0x14280 nfsidl nfsio 20822 209302 0 0 3 0x14280 nfsidl nfsio 27683 203427 0 0 3 0x14280 nfsidl nfsio 502 81233 0 0 3 0x14280 nfsidl nfsio 40846 317353 0 0 3 0x14280 nfsidl nfsio 49599 119347 0 0 3 0x14280 nfsidl nfsio 76601 45740 0 0 3 0x14280 nfsidl nfsio 73102 22045 0 0 3 0x14280 nfsidl nfsio 91562 113962 0 0 3 0x14280 nfsidl nfsio 22076 142263 0 0 3 0x14280 nfsidl nfsio 56904 282517 0 0 3 0x14280 nfsidl nfsio 92204 260030 0 0 3 0x14200 bored sosplice 32523 420268 94568 0 3 0x82 nanoslp syz-executor.5 90988 276971 94568 0 3 0x82 piperd syz-executor.6 48281 420277 94568 0 3 0x82 nanoslp syz-executor.7 57611 444196 94568 0 3 0x82 nanoslp syz-executor.2 98509 493529 94568 0 3 0x82 piperd syz-executor.4 22456 355403 94568 0 3 0x82 nanoslp syz-executor.3 50574 424856 94568 0 3 0x82 nanoslp syz-executor.1 64525 394125 94568 0 3 0x82 nanoslp syz-executor.0 94568 469842 23659 0 3 0x2000082 wait syz-fuzzer 94568 428301 23659 0 3 0x6000082 thrsleep syz-fuzzer 94568 336080 23659 0 3 0x6000082 wait syz-fuzzer 94568 204324 23659 0 3 0x6000082 wait syz-fuzzer 94568 195917 23659 0 3 0x6000082 thrsleep syz-fuzzer 94568 438389 23659 0 3 0x6000082 wait syz-fuzzer 94568 268044 23659 0 3 0x6000082 wait syz-fuzzer 94568 102355 23659 0 3 0x6000082 wait syz-fuzzer 94568 225366 23659 0 3 0x6000082 thrsleep syz-fuzzer 94568 432684 23659 0 3 0x6000082 wait syz-fuzzer 94568 511438 23659 0 3 0x6000082 thrsleep syz-fuzzer 94568 370029 23659 0 3 0x6000082 wait syz-fuzzer 94568 255878 23659 0 3 0x6000082 thrsleep syz-fuzzer 94568 129608 23659 0 3 0x6000082 kqread syz-fuzzer 94568 446449 23659 0 3 0x6000082 thrsleep syz-fuzzer 23659 428099 86441 0 3 0x10008a sigsusp ksh 86441 151028 86976 0 3 0x9a kqread sshd 97704 336790 1 0 3 0x100083 ttyin getty 86976 232561 1 0 3 0x88 kqread sshd 95706 504778 83221 74 3 0x1100092 bpf pflogd 83221 513501 1 0 3 0x80 netio pflogd 28778 307676 4525 73 3 0x1100090 kqread syslogd 4525 519502 1 0 3 0x100082 netio syslogd 15782 147527 1 0 3 0x100080 kqread resolvd 99986 211239 91624 77 3 0x100092 kqread dhcpleased 83121 406256 91624 77 3 0x100092 kqread dhcpleased 91624 211127 1 0 3 0x80 kqread dhcpleased 83568 493775 0 0 3 0x14200 bored smr 74031 415490 0 0 2 0x14200 zerothread 87330 10821 0 0 3 0x14200 aiodoned aiodoned 8759 460790 0 0 3 0x14200 syncer update 78359 426974 0 0 3 0x14200 cleaner cleaner 61235 405490 0 0 3 0x14200 reaper reaper 55928 151252 0 0 3 0x14200 pgdaemon pagedaemon 58806 116435 0 0 3 0x14200 bored viomb 43801 110535 0 0 3 0x40014200 acpi0 acpi0 38008 171379 0 0 3 0x40014200 idle1 15538 201781 0 0 3 0x14200 bored softnet3 27872 382488 0 0 3 0x14200 bored softnet2 94691 345853 0 0 3 0x14200 bored softnet1 24416 439847 0 0 3 0x14200 bored softnet0 96283 13689 0 0 3 0x14200 bored systqmp 64320 114812 0 0 3 0x14200 bored systq 27424 488909 0 0 3 0x14200 tmoslp softclockmp 54643 224364 0 0 3 0x40014200 tmoslp softclock 48369 150805 0 0 3 0x40014200 idle0 1 255266 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 55115 (syz-executor.3) thread 0xffff8000211de560 (330490) ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10193 6475K 6993K 78643K 14082 0 pcb 13 11K 13K 78643K 161 0 rtable 243 7K 7K 78643K 425 0 pf 32 9K 10K 78643K 69 0 ifaddr 45 15K 15K 78643K 59 0 ifgroup 55 2K 2K 78643K 93 0 sysctl 2 0K 0K 78643K 5 0 counters 60 35K 36K 78643K 80 0 ioctlops 0 0K 4K 78643K 1543 0 iov 0 0K 14K 78643K 162 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 4 0 vnodes 1347 84K 84K 78643K 2221 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 9K 78643K 29 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 223 0 dirhash 69 12K 13K 78643K 1017 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 15 53K 93K 78643K 2161 0 sigio 0 0K 0K 78643K 51 0 proc 70 91K 128K 78643K 646 0 subproc 104 6K 6K 78643K 104 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 4 0K 0K 78643K 485 0 in_multi 99 7K 7K 78643K 112 0 ether_multi 1 0K 0K 78643K 4 0 mrt 2 0K 0K 78643K 5 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 61 281K 281K 78643K 61 0 exec 0 0K 1K 78643K 624 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 381 188K 188K 78643K 24628 0 UVM aobj 131 4K 4K 78643K 134 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 91 0 NDP 12 0K 2K 78643K 38 0 temp 75 5924K 6000K 78643K 10798 0 kqueue 13 20K 24K 78643K 170 0 SYN cache 2 16K 16K 78643K 2 0 ddb{1}> 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 84 0 80 1 0 1 1 0 8 0 rtentry 112 124 0 11 4 0 4 4 0 8 0 unpcb 144 1375 0 1360 21 17 4 6 0 8 3 syncache 304 16 0 16 5 5 0 1 0 8 0 tcpqe 32 152 0 152 3 3 0 1 0 8 0 tcpcb 808 312 0 308 10 9 1 7 0 8 0 arp 120 19 0 0 1 0 1 1 0 8 0 inpcb 368 1238 0 1229 23 21 2 8 0 8 1 nd6 136 29 0 3 1 0 1 1 0 8 0 kcovpl 48 8 0 0 1 0 1 1 0 8 0 ppxss 1256 4 0 4 1 1 0 1 0 8 0 pffrag 232 10 0 7 1 0 1 1 0 482 0 pffrnode 88 10 0 7 1 0 1 1 0 8 0 pffrent 40 27 0 24 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 pfstitem 24 90 0 68 1 0 1 1 0 8 0 pfstkey 128 147 0 125 2 0 2 2 0 8 0 pfstate 376 147 0 125 5 2 3 5 0 8 0 pfrule 1344 21 0 16 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 468 0 11 29 0 29 29 0 8 0 art_table 32 469 0 11 4 0 4 4 0 8 0 art_node 16 116 0 13 1 0 1 1 0 8 0 sysvmsgpl 40 4 0 4 1 1 0 1 0 8 0 semapl 112 221 0 211 1 0 1 1 0 8 0 shmpl 112 131 0 3 4 0 4 4 0 8 0 dirhash 1024 352 0 316 5 0 5 5 0 8 0 dino2pl 256 4643 0 3131 95 0 95 95 0 8 0 ffsino 272 4643 0 3131 101 0 101 101 0 8 0 nchpl 144 8081 0 6389 64 0 64 64 0 8 0 uvmvnodes 80 4551 0 0 93 0 93 93 0 8 0 vnodes 216 4551 0 0 253 0 253 253 0 8 0 namei 1024 27887 0 27886 3 2 1 2 0 8 0 percpumem 16 53 0 10 1 0 1 1 0 8 0 vcpupl 2048 7 0 0 1 0 1 1 0 8 0 vmpool 696 10 0 3 2 1 1 1 0 8 0 kstatmem 264 44 0 20 2 0 2 2 0 8 0 scxspl 216 23414 0 23414 13 12 1 8 1 8 1 plimitpl 152 409 0 392 1 0 1 1 0 8 0 sigapl 424 2545 0 2476 9 1 8 8 0 8 0 futexpl 64 18908 0 18905 1 0 1 1 0 8 0 knotepl 120 116 0 0 4 0 4 4 0 8 0 kqueuepl 216 664 0 654 19 14 5 5 0 8 4 pipepl 320 466 0 437 15 10 5 8 0 8 2 fdescpl 496 2465 0 2437 5 1 4 5 0 8 0 filepl 152 15784 0 15530 31 17 14 18 0 8 4 lockfpl 104 3476 0 3472 7 5 2 2 0 8 1 lockfspl 48 746 0 743 1 0 1 1 0 8 0 sessionpl 144 24 0 7 1 0 1 1 0 8 0 pgrppl 48 30 0 13 1 0 1 1 0 8 0 ucredpl 104 1858 0 1846 1 0 1 1 0 8 0 zombiepl 144 2477 0 2476 2 1 1 1 0 8 0 processpl 1072 2545 0 2476 5 0 5 5 0 8 0 procpl 680 6515 0 6425 13 4 9 10 0 8 1 sosppl 168 22 0 22 3 3 0 1 0 8 0 sockpl 488 2764 0 2736 55 43 12 21 0 8 8 mcl64k 65536 25 0 0 3 0 3 3 0 8 0 mcl16k 16384 26 0 0 3 0 3 3 0 8 0 mcl12k 12288 23 0 0 2 0 2 2 0 8 0 mcl9k 9216 16 0 0 2 0 2 2 0 8 0 mcl8k 8192 26 0 0 4 1 3 3 0 8 0 mcl4k 4096 17 0 0 3 0 3 3 0 8 0 mcl2k2 2112 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 403 0 0 50 0 50 50 0 8 0 mtagpl 96 339 0 0 9 0 9 9 0 8 0 mbufpl 256 1143 0 0 68 0 68 68 0 8 0 bufpl 288 7710 0 1380 453 0 453 453 0 8 0 anonpl 24 349136 0 335079 114 21 93 111 0 186 2 amapchunkpl 152 76102 0 75186 58 16 42 43 0 158 4 amappl16 200 7878 0 7478 35 13 22 34 0 8 0 amappl15 192 77 0 76 2 1 1 1 0 8 0 amappl14 184 157 0 143 2 1 1 2 0 8 0 amappl13 176 12 0 12 1 1 0 1 0 8 0 amappl12 168 3148 0 3118 3 1 2 2 0 8 0 amappl11 160 80 0 66 1 0 1 1 0 8 0 amappl10 152 26 0 17 1 0 1 1 0 8 0 amappl9 144 371 0 368 1 0 1 1 0 8 0 amappl8 136 297 0 219 3 0 3 3 0 8 0 amappl7 128 105 0 94 1 0 1 1 0 8 0 amappl6 120 268 0 248 2 1 1 2 0 8 0 amappl5 112 311 0 300 1 0 1 1 0 8 0 amappl4 104 616 0 574 3 1 2 3 0 8 0 amappl3 96 15469 0 15382 5 2 3 4 0 8 0 amappl2 88 2773 0 2700 3 1 2 3 0 8 0 amappl1 80 16944 0 16387 23 11 12 23 0 8 0 amappl 88 23582 0 23342 7 0 7 7 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 72 133 0 3 3 0 3 3 0 8 0 uaddrrnd 24 2475 0 2440 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 2475 0 2440 1 0 1 1 0 8 0 vmmpekpl 168 23511 0 23446 5 1 4 4 0 8 0 vmmpepl 168 166811 0 164486 157 47 110 135 0 357 2 vmsppl 464 2474 0 2440 6 1 5 5 0 8 0 rwobjpl 56 51325 0 45114 93 4 89 89 0 8 0 pdppl 4096 4958 0 4887 196 120 76 84 0 8 5 pvpl 32 872923 0 852913 400 219 181 365 0 265 14 pmappl 248 2474 0 2440 4 1 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 1065 0 160 27 0 27 27 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x1e: addq $0x8,%rsp x86_ipi_db(ffffffff82bd6ff0) at x86_ipi_db+0x1e sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 end of kernel end trace frame: 0x7eb9b118b580, count: 12 ddb{0}> trace x86_ipi_db(ffffffff82bd6ff0) at x86_ipi_db+0x1e sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 end of kernel end trace frame: 0x7eb9b118b580, count: -3 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x1c: addq $0x8,%rsp db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff8286f469) at panic+0x17b sys/kern/subr_prf.c:198 ufsdirhash_lookup(fffffd8078b92110,ffff80002123c000,1,fffffd8078b921dc,ffff80002e49ad28,0) at ufsdirhash_lookup+0x8b8 sys/ufs/ufs/ufs_dirhash.c:343 ufs_lookup() at ufs_lookup+0xc15 sys/ufs/ufs/ufs_lookup.c:216 VOP_LOOKUP(fffffd8066fa01b8,ffff80002e49b1a8,ffff80002e49b1d8) at VOP_LOOKUP+0x5c sys/kern/vfs_vops.c:85 vfs_lookup(ffff80002e49b178) at vfs_lookup+0x6e2 sys/kern/vfs_lookup.c:566 namei(ffff80002e49b178) at namei+0x55a sys/kern/vfs_lookup.c:250 vn_open(ffff80002e49b178,20001,0) at vn_open+0xf8 sys/kern/vfs_vnops.c:140 doopenat(ffff8000211de560,5,20000240,20000,0,ffff80002e49b350) at doopenat+0x26e sys/kern/vfs_syscalls.c:1126 syscall(ffff80002e49b3d0) at syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff80002e49b3d0) at syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x56b43665290, count: 4 ddb{1}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff8286f469) at panic+0x17b sys/kern/subr_prf.c:198 ufsdirhash_lookup(fffffd8078b92110,ffff80002123c000,1,fffffd8078b921dc,ffff80002e49ad28,0) at ufsdirhash_lookup+0x8b8 sys/ufs/ufs/ufs_dirhash.c:343 ufs_lookup() at ufs_lookup+0xc15 sys/ufs/ufs/ufs_lookup.c:216 VOP_LOOKUP(fffffd8066fa01b8,ffff80002e49b1a8,ffff80002e49b1d8) at VOP_LOOKUP+0x5c sys/kern/vfs_vops.c:85 vfs_lookup(ffff80002e49b178) at vfs_lookup+0x6e2 sys/kern/vfs_lookup.c:566 namei(ffff80002e49b178) at namei+0x55a sys/kern/vfs_lookup.c:250 vn_open(ffff80002e49b178,20001,0) at vn_open+0xf8 sys/kern/vfs_vnops.c:140 doopenat(ffff8000211de560,5,20000240,20000,0,ffff80002e49b350) at doopenat+0x26e sys/kern/vfs_syscalls.c:1126 syscall(ffff80002e49b3d0) at syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff80002e49b3d0) at syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x56b43665290, count: -11