panic: bad dir Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 88434 35480 0 0 0 0 syz-executor *522586 35480 0 0 0x4000000 1K syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff832e9bb5) at panic+0x1e5 sys/kern/subr_prf.c:198 ufs_lookup() at ufs_lookup+0x1eda VOP_LOOKUP(fffffd800b039798,ffff80002f025718,ffff80002f025748) at VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 vfs_lookup(ffff80002f0256e8) at vfs_lookup+0x93a sys/kern/vfs_lookup.c:566 namei(ffff80002f0256e8) at namei+0x7ca sys/kern/vfs_lookup.c:250 domknodat(ffff80002a2e22d0,ffffff9c,2000000000c0,2000,d02) at domknodat+0xb4 sys/kern/vfs_syscalls.c:1588 syscall(ffff80002f0258e0) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002f0258e0) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x78489145440, 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: bad dir ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff832e9bb5) at panic+0x1e5 sys/kern/subr_prf.c:198 ufs_lookup() at ufs_lookup+0x1eda VOP_LOOKUP(fffffd800b039798,ffff80002f025718,ffff80002f025748) at VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 vfs_lookup(ffff80002f0256e8) at vfs_lookup+0x93a sys/kern/vfs_lookup.c:566 namei(ffff80002f0256e8) at namei+0x7ca sys/kern/vfs_lookup.c:250 domknodat(ffff80002a2e22d0,ffffff9c,2000000000c0,2000,d02) at domknodat+0xb4 sys/kern/vfs_syscalls.c:1588 syscall(ffff80002f0258e0) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002f0258e0) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x78489145440, count: -9 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80002f0252e0 rbx 0xffff8000299eeddf rdx 0 rcx 0xffff80002a2e22d0 rax 0xffff8000299edff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x7cea85d4cf780a0d r11 0xf418a81d3cf08272 r12 0xffff8000299eebe0 r13 0 r14 0 r15 0x1 rip 0xffffffff824c5645 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80002f0252d0 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=522586 pid=35480 tcnt=4 stat=onproc flags process=0 proc=4000000 runpri=17, usrpri=83, slppri=17, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80002a2e2568,0xffff80002a2e2d40 process=0xffff80002a2fceb8 user=0xffff80002f020000, vmspace=0xfffffd806e3ead68 estcpu=33, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 35480 88434 24631 0 7 0 syz-executor *35480 522586 24631 0 7 0x4000000 syz-executor 35480 21581 24631 0 2 0x4000000 syz-executor 35480 38158 24631 0 2 0x4000000 syz-executor 74956 209527 18572 0 3 0x80 fsleep syz-executor 74956 15257 18572 0 3 0x4000080 fifow syz-executor 15323 385211 74972 0 3 0x80 fsleep syz-executor 15323 144037 74972 0 3 0x4000080 ttyin syz-executor 45399 378768 50270 0 3 0x80 fsleep syz-executor 45399 155706 50270 0 3 0x4000080 kqsel syz-executor 673 473189 29713 0 3 0x80 fsleep syz-executor 673 281487 29713 0 3 0x4000080 pipewr syz-executor 33291 2510 88885 0 3 0x80 fsleep syz-executor 33291 231780 88885 0 3 0x4000080 lockf syz-executor 63074 230568 68074 0 3 0x80 fsleep syz-executor 63074 113441 68074 0 3 0x4000080 sbwait syz-executor 63074 230045 68074 0 3 0x4000080 sbwait syz-executor 34073 17614 0 0 3 0x14200 acct acct 84246 207200 1 0 3 0x100083 ttyin getty 29713 446239 80135 0 3 0x82 nanoslp syz-executor 50270 515335 80135 0 3 0x82 nanoslp syz-executor 98366 347044 0 0 3 0x14200 bored sosplice 74972 418087 80135 0 3 0x82 nanoslp syz-executor 68074 420764 80135 0 3 0x82 nanoslp syz-executor 18572 340642 80135 0 3 0x82 nanoslp syz-executor 24631 323937 80135 0 3 0x82 nanoslp syz-executor 88885 281059 80135 0 3 0x82 nanoslp syz-executor 92727 60269 80135 0 3 0x82 nanoslp syz-executor 80135 81661 51954 0 3 0x82 kqread syz-executor 51954 278422 30170 0 3 0x10008a sigsusp ksh 30170 305728 71947 0 3 0x98 kqread sshd-session 71947 410485 82483 0 3 0x92 kqread sshd-session 82483 313568 1 0 3 0x88 kqread sshd 65413 76970 64208 74 3 0x1100092 bpf pflogd 64208 330090 1 0 3 0x80 sbwait pflogd 38001 216520 2360 73 3 0x1100090 kqread syslogd 2360 184224 1 0 3 0x100082 sbwait syslogd 30237 19581 1 0 3 0x100080 kqread resolvd 56324 102634 69246 77 3 0x100092 kqread dhcpleased 91754 131207 69246 77 3 0x100092 kqread dhcpleased 69246 445123 1 0 3 0x80 kqread dhcpleased 63888 191828 0 0 3 0x14200 bored smr 93108 262732 0 0 3 0x14200 pgzero zerothread 44289 289606 0 0 3 0x14200 aiodoned aiodoned 56838 424283 0 0 3 0x14200 syncer update 45211 243717 0 0 3 0x14200 cleaner cleaner 94724 189772 0 0 3 0x14200 reaper reaper 64299 164619 0 0 3 0x14200 pgdaemon pagedaemon 69012 103046 0 0 3 0x14200 bored viomb 20838 17996 0 0 3 0x40014200 acpi0 acpi0 75402 405153 0 0 3 0x40014200 idle1 41911 133681 0 0 3 0x14200 bored softnet7 55486 476916 0 0 3 0x14200 bored softnet6 65310 402003 0 0 3 0x14200 bored softnet5 43370 457980 0 0 3 0x14200 bored softnet4 39649 368646 0 0 3 0x14200 bored softnet3 98836 91076 0 0 3 0x14200 bored softnet2 7329 387932 0 0 3 0x14200 bored softnet1 12153 516788 0 0 3 0x14200 bored softnet0 46043 17538 0 0 3 0x14200 bored systqmp 94802 484274 0 0 3 0x14200 bored systq 72574 371762 0 0 3 0x14200 tmoslp softclockmp 43833 113820 0 0 3 0x40014200 tmoslp softclock 30128 132628 0 0 3 0x40014200 idle0 1 185270 0 0 3 0x82 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb{1}> show all locks Process 35480 (syz-executor) thread 0xffff80002a2e22d0 (522586) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff839c13b0) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 __mp_acquire_count+0x58 sys/kern/kern_lock.c:-1 #2 sleep_finish+0x2d8 sys/kern/kern_synch.c:367 #3 biowait+0xc6 sys/kern/vfs_bio.c:1242 #4 ffs_bufatoff+0x16f sys/ufs/ffs/ffs_subr.c:71 #5 ufs_lookup+0x58e sys/ufs/ufs/ufs_lookup.c:256 #6 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #7 vfs_lookup+0x93a sys/kern/vfs_lookup.c:566 #8 namei+0x7ca sys/kern/vfs_lookup.c:250 #9 domknodat+0xb4 sys/kern/vfs_syscalls.c:1588 #10 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #10 syscall+0xb17 sys/arch/amd64/amd64/trap.c:748 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd807e4b9e80) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xa3 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vfs_lookup+0x11c sys/kern/vfs_lookup.c:-1 #6 namei+0x7ca sys/kern/vfs_lookup.c:250 #7 domknodat+0xb4 sys/kern/vfs_syscalls.c:1588 #8 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb17 sys/arch/amd64/amd64/trap.c:748 #9 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10213 11028K 12391K 166960K 14370 0 pcb 17 16K 17K 166960K 499 0 rtable 136 7K 8K 166960K 520 0 pf 40 19K 82K 166960K 235 0 ifaddr 29 4K 8K 166960K 147 0 ifgroup 56 2K 2K 166960K 249 0 sysctl 4 1K 9K 166960K 48 0 counters 68 36K 38K 166960K 332 0 ioctlops 0 0K 4K 166960K 1811 0 iov 0 0K 32K 166960K 135 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1519 95K 96K 166960K 3367 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 16K 24K 166960K 25 0 VM map 2 1K 1K 166960K 2 0 sem 12 16K 16K 166960K 82 0 dirhash 12 2K 2K 166960K 33 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 18 65K 110K 166960K 1873 0 sigio 0 0K 0K 166960K 80 0 proc 73 115K 163K 166960K 789 0 subproc 72 4K 4K 166960K 100 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 804 0 in_multi 47 3K 7K 166960K 228 0 ether_multi 1 0K 0K 166960K 21 0 mrt 2 0K 0K 166960K 9 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 587 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 245 161K 178K 166960K 18816 0 UVM aobj 40 2K 2K 166960K 46 0 pinsyscall 43 86K 102K 166960K 3042 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 2 0K 0K 166960K 154 0 NDP 12 0K 1K 166960K 101 0 temp 80 8652K 8746K 166960K 99095 0 kqueue 13 20K 28K 166960K 332 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 120 152 0 149 1 0 1 1 0 8 0 rtentry 176 186 0 137 5 0 5 5 0 8 0 unpcb 144 1284 0 1261 12 10 2 6 0 8 0 syncache 336 8 0 8 4 3 1 1 0 8 1 tcpcb 736 644 0 640 13 12 1 7 0 8 0 arp 128 22 0 15 1 0 1 1 0 8 0 inpcb 328 2087 0 2078 23 19 4 7 0 8 3 nd6 144 31 0 20 1 0 1 1 0 8 0 pkpcb 40 12 0 12 4 3 1 1 0 8 1 kcovpl 48 11 0 3 1 0 1 1 0 8 0 ppxss 1192 109 0 109 3 2 1 1 0 8 1 pppxif 1504 45 0 45 4 3 1 1 0 8 1 pfstscr 40 2 0 1 1 0 1 1 0 8 0 pffrag 232 9 0 2 1 0 1 1 0 482 0 pffrnode 88 9 0 2 1 0 1 1 0 8 0 pffrent 40 12 0 5 1 0 1 1 0 8 0 pfosfp 40 1428 0 1428 5 5 0 5 0 8 0 pfosfpen 112 1428 0 1428 21 21 0 21 0 8 0 pfrktable 1344 1 0 1 1 1 0 1 0 8 0 pfanchor 1288 2 0 0 1 0 1 1 0 8 0 pftag 88 3 0 0 1 0 1 1 0 8 0 pfstitem 24 135 0 50 1 0 1 1 0 8 0 pfstkey 128 138 0 54 3 0 3 3 0 8 0 pfstate 384 132 0 51 9 0 9 9 0 8 0 pfrule 1344 32 0 26 2 1 1 2 0 8 0 rttmr 136 2 0 2 2 2 0 1 0 8 0 art_heap8 4096 3 0 0 3 0 3 3 0 8 0 art_heap4 256 877 0 640 29 7 22 28 0 8 2 art_table 40 880 0 640 5 0 5 5 0 8 0 art_node 32 185 0 143 1 0 1 1 0 8 0 sysvmsgpl 40 34 0 31 2 1 1 1 0 8 0 semupl 112 2 0 2 2 2 0 1 0 8 0 semapl 112 77 0 67 1 0 1 1 0 8 0 shmpl 112 43 0 6 2 0 2 2 0 8 0 dirhash 1024 31 0 14 3 0 3 3 0 8 0 dino2pl 256 4862 0 3348 96 1 95 96 0 8 0 ffsino 296 4862 0 3348 118 1 117 118 0 8 0 nchpl 144 7421 0 5716 64 0 64 64 0 8 0 rtmask 32 11 0 11 5 4 1 1 0 8 1 uvmvnodes 80 5926 0 0 121 0 121 121 0 8 0 vnodes 216 5926 0 0 330 0 330 330 0 8 0 namei 1024 26140 0 26139 3 2 1 1 0 8 0 percpumem 16 181 0 132 1 0 1 1 0 8 0 kstatmem 264 160 0 132 4 1 3 3 0 8 0 scsiplug 72 3 0 3 3 2 1 1 0 8 1 scxspl 216 48534 0 48534 16 14 2 8 1 8 2 plimitpl 152 402 0 383 1 0 1 1 0 8 0 sigapl 424 2166 0 2110 7 0 7 7 0 8 0 knotepl 120 601 0 0 17 0 17 17 0 8 0 kqueuepl 224 710 0 700 9 7 2 5 0 8 1 pipepl 344 342 0 314 8 5 3 6 0 8 0 fdescpl 528 2140 0 2108 3 0 3 3 0 8 0 filepl 160 14144 0 13917 29 17 12 19 0 8 1 lockfpl 104 1223 0 1219 3 2 1 2 0 8 0 lockfspl 48 391 0 388 1 0 1 1 0 8 0 sessionpl 144 28 0 19 1 0 1 1 0 8 0 pgrppl 48 165 0 148 1 0 1 1 0 8 0 ucredpl 104 2147 0 2134 1 0 1 1 0 8 0 zombiepl 144 2111 0 2110 1 0 1 1 0 8 0 processpl 1248 2166 0 2110 5 0 5 5 0 8 0 procpl 664 5184 0 5118 9 2 7 7 0 8 0 sosppl 168 12 0 12 3 3 0 1 0 8 0 sockpl 752 3575 0 3540 39 31 8 17 0 8 4 mcl64k 65536 4 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 118 0 0 15 0 15 15 0 8 0 mcl2k2 2112 1 0 0 1 0 1 1 0 8 0 mcl2k 2048 29 0 0 4 0 4 4 0 8 0 mtagpl 96 40 0 0 1 0 1 1 0 8 0 mbufpl 256 219 0 0 13 0 13 13 0 8 0 bufpl 280 21327 0 15184 440 1 439 440 0 8 0 anonpl 32 12025 0 0 98 1 97 97 0 246 0 amapchunkpl 152 63553 0 63028 44 22 22 30 0 158 1 amappl16 200 8384 0 8107 89 61 28 28 0 8 2 amappl15 192 12 0 12 2 2 0 1 0 8 0 amappl14 184 128 0 115 1 0 1 1 0 8 0 amappl13 176 9 0 9 1 1 0 1 0 8 0 amappl12 168 2840 0 2808 4 2 2 3 0 8 0 amappl11 160 53 0 39 1 0 1 1 0 8 0 amappl10 152 24 0 24 3 2 1 1 0 8 1 amappl9 144 248 0 247 2 1 1 1 0 8 0 amappl8 136 22 0 20 1 0 1 1 0 8 0 amappl7 128 115 0 102 1 0 1 1 0 8 0 amappl6 120 214 0 210 1 0 1 1 0 8 0 amappl5 112 139 0 129 1 0 1 1 0 8 0 amappl4 104 314 0 293 1 0 1 1 0 8 0 amappl3 96 12918 0 12797 4 0 4 4 0 8 0 amappl2 88 760 0 697 2 0 2 2 0 8 0 amappl1 80 16044 0 15427 16 1 15 15 0 8 0 amappl 88 17760 0 17590 5 0 5 5 0 92 0 dma32768 32768 1 0 1 1 1 0 1 0 8 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 128 257 0 257 4 3 1 1 0 8 1 dma64 64 6 0 6 1 1 0 1 0 8 0 dma32 32 8 0 8 2 1 1 1 0 8 1 dma16 16 18 0 17 1 0 1 1 0 8 0 aobjpl 72 45 0 6 1 0 1 1 0 8 0 uaddrrnd 24 2140 0 2108 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 2140 0 2108 1 0 1 1 0 8 0 vmmpekpl 168 17961 0 17912 3 0 3 3 0 8 0 vmmpepl 168 139627 0 137306 138 26 112 112 0 357 1 vmsppl 488 2139 0 2108 5 0 5 5 0 8 0 rwobjpl 80 43603 0 36439 152 0 152 152 0 8 0 pdppl 4096 4288 0 4216 120 48 72 84 0 8 0 pvpl 32 22231 0 0 179 0 179 179 0 265 0 pmappl 256 2139 0 2108 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 313 0 76 8 0 8 8 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff8381cff0) 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 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc syscall(ffff80002f011520) at syscall+0xaf4 mi_syscall sys/sys/syscall_mi.h:175 [inline] syscall(ffff80002f011520) at syscall+0xaf4 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x720254447ec0, count: 9 ddb{0}> trace x86_ipi_db(ffffffff8381cff0) 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 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc syscall(ffff80002f011520) at syscall+0xaf4 mi_syscall sys/sys/syscall_mi.h:175 [inline] syscall(ffff80002f011520) at syscall+0xaf4 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x720254447ec0, count: -6 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(ffffffff832e9bb5) at panic+0x1e5 sys/kern/subr_prf.c:198 ufs_lookup() at ufs_lookup+0x1eda VOP_LOOKUP(fffffd800b039798,ffff80002f025718,ffff80002f025748) at VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 vfs_lookup(ffff80002f0256e8) at vfs_lookup+0x93a sys/kern/vfs_lookup.c:566 namei(ffff80002f0256e8) at namei+0x7ca sys/kern/vfs_lookup.c:250 domknodat(ffff80002a2e22d0,ffffff9c,2000000000c0,2000,d02) at domknodat+0xb4 sys/kern/vfs_syscalls.c:1588 syscall(ffff80002f0258e0) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002f0258e0) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x78489145440, count: 6 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff832e9bb5) at panic+0x1e5 sys/kern/subr_prf.c:198 ufs_lookup() at ufs_lookup+0x1eda VOP_LOOKUP(fffffd800b039798,ffff80002f025718,ffff80002f025748) at VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 vfs_lookup(ffff80002f0256e8) at vfs_lookup+0x93a sys/kern/vfs_lookup.c:566 namei(ffff80002f0256e8) at namei+0x7ca sys/kern/vfs_lookup.c:250 domknodat(ffff80002a2e22d0,ffffff9c,2000000000c0,2000,d02) at domknodat+0xb4 sys/kern/vfs_syscalls.c:1588 syscall(ffff80002f0258e0) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002f0258e0) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x78489145440, count: -9