panic: Caught invalid memory access at ffff8000018cfc00 size 20 op 1 Stopped at db_enter+0x17: popq %rbp TID PID UID PRFLAGS PFLAGS CPU COMMAND *396313 18618 0 0 0x4000000 1 syz-executor 69466 90784 0 0x2 0 0 syz-executor db_enter() at db_enter+0x17 sys/arch/amd64/amd64/db_interface.c:457 panic(ffffffff84632b4f) at panic+0x270 sys/kern/subr_prf.c:198 kasan_memcpy(ffff8000018cfc00,ffff800032af3e90,14) at kasan_memcpy+0x1ec sysctl_sysvipc(ffff800032af4508,1,200000000180,ffff800032af44e0) at sysctl_sysvipc+0x63a sys/kern/kern_sysctl.c:2771 kern_sysctl_dirs(33,ffff800032af4508,1,200000000180,ffff800032af44e0,0,1,1ffff0000655e818) at kern_sysctl_dirs+0x30f sys/kern/kern_sysctl.c:429 kern_sysctl(ffff800032af4504,2,200000000180,ffff800032af44e0,0,fffa,ffff800032af4760) at kern_sysctl+0x1ce sys/kern/kern_sysctl.c:529 sys_sysctl(ffff800045ffcfa8,ffff800032af4760,ffff800032af46c0) at sys_sysctl+0x54f sys/kern/kern_sysctl.c:309 syscall(ffff800032af4760) at syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800032af4760) at syscall+0x1089 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x153e2b13d40, 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: Caught invalid memory access at ffff8000018cfc00 size 20 op 1 ddb{1}> show kasan KASAN: invalid write of 20 bytes at 0xffff8000018cfc00 from pc 0xffffffff83a4aaca KASAN: first bad byte at 0xffff8000018cfc06 (+6); shadow 0x06: partial granule (out-of-bounds) KASAN: 0xffff8000018cfc06 is 6 bytes inside the 16-byte malloc slot [0xffff8000018cfc00..0xffff8000018cfc10) KASAN: allocated at: #0 malloc+0xda0 sys/kern/kern_malloc.c:446 #1 sysctl_sysvipc+0x619 sys/kern/kern_sysctl.c:2766 #2 kern_sysctl_dirs+0x30f sys/kern/kern_sysctl.c:429 #3 kern_sysctl+0x1ce sys/kern/kern_sysctl.c:529 #4 sys_sysctl+0x54f sys/kern/kern_sysctl.c:309 #5 syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline] #5 syscall+0x1089 sys/arch/amd64/amd64/trap.c:783 #6 Xsyscall+0x128 KASAN: pc: sysctl_sysvipc+0x63a KASAN: call trace: #0 kasan_memcpy+0x1ca kasan_shadow_check sys/kern/subr_kasan.c:-1 [inline] #0 kasan_memcpy+0x1ca sys/kern/subr_kasan.c:1025 #1 sysctl_sysvipc+0x63a sys/kern/kern_sysctl.c:2771 #2 kern_sysctl_dirs+0x30f sys/kern/kern_sysctl.c:429 #3 kern_sysctl+0x1ce sys/kern/kern_sysctl.c:529 #4 sys_sysctl+0x54f sys/kern/kern_sysctl.c:309 #5 syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline] #5 syscall+0x1089 sys/arch/amd64/amd64/trap.c:783 #6 Xsyscall+0x128 KASAN: shadow of 0xffff8000018cfb00..0xffff8000018cfd80 (1 cell = 8 bytes): 0xffff8000018cfb00: fc 08 fc 08 fc 08 fc 08 fc 08 fc 08 08 fb 06 fb 0xffff8000018cfb80: 06 fb fc 08 08 fb fc 08 fc 08 fc 08 fc 08 fc 08 >0xffff8000018cfc00:[06]fb 08 08 08 08 08 08 08 08 08 08 08 08 08 08 0xffff8000018cfc80: 08 08 08 08 08 08 08 08 08 08 08 08 08 08 08 08 0xffff8000018cfd00: 08 08 08 08 08 08 08 08 08 08 08 08 08 08 08 08 KASAN: legend: 00 valid; 01..07 partial; fb malloc redzone; fc malloc freed; fd pool freed; fe kmem; fa global; f1..f4/f8 stack/scope ddb{1}> trace db_enter() at db_enter+0x17 sys/arch/amd64/amd64/db_interface.c:457 panic(ffffffff84632b4f) at panic+0x270 sys/kern/subr_prf.c:198 kasan_memcpy(ffff8000018cfc00,ffff800032af3e90,14) at kasan_memcpy+0x1ec sysctl_sysvipc(ffff800032af4508,1,200000000180,ffff800032af44e0) at sysctl_sysvipc+0x63a sys/kern/kern_sysctl.c:2771 kern_sysctl_dirs(33,ffff800032af4508,1,200000000180,ffff800032af44e0,0,1,1ffff0000655e818) at kern_sysctl_dirs+0x30f sys/kern/kern_sysctl.c:429 kern_sysctl(ffff800032af4504,2,200000000180,ffff800032af44e0,0,fffa,ffff800032af4760) at kern_sysctl+0x1ce sys/kern/kern_sysctl.c:529 sys_sysctl(ffff800045ffcfa8,ffff800032af4760,ffff800032af46c0) at sys_sysctl+0x54f sys/kern/kern_sysctl.c:309 syscall(ffff800032af4760) at syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800032af4760) at syscall+0x1089 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x153e2b13d40, count: -9 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff800032af3c50 rbx 0xffff800032af3cc0 rdx 0 rcx 0xffff800028fe3ff0 rax 0xffff80000016ee80 r8 0x101010101010101 r9 0x8080808080808080 r10 0xffff800032af3a38 r11 0xffffffff8416f5d0 x86_bus_space_io_read_1 r12 0xffffffff84632b4f .str.28+0x9b28f r13 0xffff800028fe4c08 r14 0xffff800028fe4e07 r15 0x1 rip 0xffffffff82a38477 db_enter+0x17 cs 0x8 rflags 0x246 rsp 0xffff800032af3c50 ss 0x10 db_enter+0x17: popq %rbp ddb{1}> show proc PROC (syz-executor) tid=396313 pid=18618 tcnt=2 stat=onproc flags process=0 proc=4000000 runpri=32, usrpri=86, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff800045ffcd10,0xffff800045ff54f0 process=0xffff8000298a49a8 user=0xffff800032ae9000, vmspace=0xffff8000017c47a8 estcpu=36, cpticks=29, pctcpu=0.0, user=0, sys=29, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 82907 338772 71736 0 2 0 syz-executor 82907 54719 71736 0 3 0x4000080 fsleep syz-executor 18618 295165 90784 0 2 0 syz-executor *18618 396313 90784 0 7 0x4000000 syz-executor 46583 41765 12421 0 2 0 syz-executor 46583 102160 12421 0 3 0x4000080 kqread syz-executor 46583 506493 12421 0 2 0x4000000 syz-executor 46583 421634 12421 0 2 0x4000000 syz-executor 68598 41344 37810 0 2 0 syz-executor 68598 437953 37810 0 3 0x4000080 fsleep syz-executor 68598 363103 37810 0 3 0x4000080 fsleep syz-executor 70449 415713 24440 0 2 0x10 syz-executor 70449 286739 24440 0 3 0x4000090 lockf syz-executor 70449 102243 24440 0 3 0x4000090 lockf syz-executor 73964 57471 98082 0 2 0 syz-executor 73964 339170 98082 0 3 0x4000080 fsleep syz-executor 73964 365059 98082 0 3 0x4000080 fsleep syz-executor 17378 324983 7833 0 2 0xc90 syz-executor 17378 496425 7833 0 3 0x4000090 lockf syz-executor 17378 17332 7833 0 3 0x4000090 pipewr syz-executor 17378 451757 7833 0 3 0x4000090 kqread syz-executor 17378 147398 7833 0 3 0x4000090 kqsel syz-executor 17378 476077 7833 0 2 0x4000010 syz-executor 17378 375922 7833 0 3 0x4000090 fsleep syz-executor 39896 251609 96156 0 2 0x2 syz-executor 24440 426068 96156 0 3 0x82 nanoslp syz-executor 7557 136519 1 0 3 0x100083 ttyin getty 20286 242315 0 0 3 0x14280 nfsidl nfsio 31216 476448 0 0 3 0x14280 nfsidl nfsio 83606 350114 0 0 3 0x14280 nfsidl nfsio 54248 508121 0 0 3 0x14280 nfsidl nfsio 15654 131511 0 0 3 0x14280 nfsidl nfsio 1672 203796 0 0 3 0x14280 nfsidl nfsio 20435 306272 0 0 3 0x14280 nfsidl nfsio 59303 167841 0 0 3 0x14280 nfsidl nfsio 61895 114675 0 0 3 0x14280 nfsidl nfsio 59805 388505 0 0 3 0x14280 nfsidl nfsio 38637 397283 0 0 3 0x14280 nfsidl nfsio 28250 304850 0 0 3 0x14280 nfsidl nfsio 39231 141582 0 0 3 0x14280 nfsidl nfsio 85792 217516 0 0 3 0x14280 nfsidl nfsio 45786 72285 0 0 3 0x14280 nfsidl nfsio 60054 463808 0 0 3 0x14280 nfsidl nfsio 57355 406077 0 0 3 0x14280 nfsidl nfsio 93622 360816 0 0 3 0x14280 nfsidl nfsio 22323 326879 0 0 3 0x14280 nfsidl nfsio 73667 378909 0 0 3 0x14280 nfsidl nfsio 12421 47280 96156 0 3 0x82 nanoslp syz-executor 71736 63212 96156 0 2 0xc82 syz-executor 37810 242805 96156 0 2 0xc82 syz-executor 98082 125409 96156 0 3 0x82 nanoslp syz-executor 90784 69466 96156 0 7 0x2 syz-executor 7833 462201 96156 0 2 0xc82 syz-executor 96156 33895 1 0 2 0x82 syz-executor 45992 477672 41124 74 3 0x1100092 bpf pflogd 41124 198450 1 0 3 0x80 sbwait pflogd 13867 103856 0 0 3 0x14200 bored smr 1326 478049 0 0 2 0x14200 zerothread 56046 9183 0 0 3 0x14200 aiodoned aiodoned 1807 365874 0 0 3 0x14200 syncer update 98279 373309 0 0 3 0x14200 cleaner cleaner 45994 92958 0 0 3 0x14200 reaper reaper 77691 379979 0 0 3 0x14200 pgdaemon pagedaemon 63014 275508 0 0 3 0x14200 bored viomb 63552 494176 0 0 3 0x40014200 acpi0 acpi0 62235 392886 0 0 3 0x40014200 idle1 9711 428705 0 0 3 0x14200 bored softnet1 24480 129836 0 0 3 0x14200 bored softnet0 14004 426868 0 0 3 0x14200 bored systqmp 35197 74439 0 0 3 0x14200 bored systq 33343 404885 0 0 2 0x14200 softclockmp 37212 359095 0 0 3 0x40014200 tmoslp softclock 83335 223139 0 0 3 0x40014200 idle0 1 481393 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11047 12232K 12314K 166960K 12239 0 pcb 17 28K 33K 166960K 104 0 rtable 217 11K 13K 166960K 383 0 pf 32 21K 38K 166960K 56 0 ifaddr 39 11K 12K 166960K 49 0 ifgroup 51 2K 2K 166960K 59 0 sysctl 1 1K 13K 166960K 5 0 counters 68 42K 42K 166960K 72 0 ioctlops 0 0K 4K 166960K 1502 0 iov 0 0K 0K 166960K 2 0 mount 1 1K 1K 166960K 1 0 log 4 0K 0K 166960K 8 0 vnodes 1292 83K 83K 166960K 1399 0 UFS quota 1 36K 36K 166960K 1 0 UFS mount 5 44K 44K 166960K 5 0 shm 2 2K 6K 166960K 3 0 VM map 2 1K 1K 166960K 2 0 sem 5 0K 0K 166960K 5 0 dirhash 12 2K 2K 166960K 12 0 ACPI 1734 201K 292K 166960K 11964 0 file desc 16 61K 97K 166960K 198 0 sigio 1 0K 0K 166960K 1 0 proc 29 63K 177K 166960K 589 0 subproc 69 8K 9K 166960K 87 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 20K 20K 166960K 1 0 ip_moptions 0 0K 0K 166960K 2 0 in_multi 88 6K 7K 166960K 110 0 ether_multi 1 0K 0K 166960K 1 0 mrt 0 0K 0K 166960K 4 0 ISOFS mount 1 36K 36K 166960K 1 0 MSDOSFS mount 1 20K 20K 166960K 1 0 ttys 61 425K 425K 166960K 61 0 exec 0 0K 2K 166960K 398 0 fusefs mount 1 36K 36K 166960K 1 0 tdb 3 1K 1K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 158 141K 268K 166960K 3637 0 UVM aobj 5 4K 4K 166960K 5 0 pinsyscall 1047 1709K 1728K 166960K 1387 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 1 0 NDP 13 0K 2K 166960K 31 0 temp 42 9162K 9182K 166960K 4124 0 kqueue 4 16K 44K 166960K 33 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 28 0 0 1 0 1 1 0 8 0 rtpcb 120 36 0 36 1 0 1 1 0 8 1 rtentry 176 123 0 23 6 0 6 6 0 8 0 unpcb 144 208 0 206 1 0 1 1 0 8 0 syncache 336 4 0 4 2 1 1 1 0 8 1 tcpcb 736 21 0 20 2 0 2 2 0 8 1 arp 136 20 0 4 1 0 1 1 0 8 0 inpcb 328 169 0 165 7 0 7 7 0 8 6 nd6 152 28 0 6 1 0 1 1 0 8 0 kcovpl 48 9 0 2 1 0 1 1 0 8 0 pffrag 232 1 0 0 1 0 1 1 0 482 0 pffrnode 88 1 0 0 1 0 1 1 0 8 0 pffrent 40 1 0 0 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 21 0 0 1 0 1 1 0 8 0 pfstkey 128 21 0 0 1 0 1 1 0 8 0 pfstate 448 21 0 0 3 0 3 3 0 8 0 pfrule 1360 25 0 20 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 499 0 88 29 0 29 29 0 8 2 art_table 40 500 0 88 5 0 5 5 0 8 0 art_node 32 123 0 32 1 0 1 1 0 8 0 semapl 72 3 0 0 1 0 1 1 0 8 0 shmpl 112 2 0 0 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1629 0 154 93 0 93 93 0 8 0 ffsino 296 1629 0 154 114 0 114 114 0 8 0 nchpl 144 1886 0 177 64 0 64 64 0 8 0 vnodes 216 1749 0 0 98 0 98 98 0 8 0 namei 1024 6087 0 6087 1 0 1 1 0 8 1 percpumem 16 52 0 2 1 0 1 1 0 8 0 kstatmem 264 29 0 4 2 0 2 2 0 8 0 scxspl 216 6863 0 6863 4 3 1 3 1 8 1 plimitpl 152 35 0 24 1 0 1 1 0 8 0 sigapl 424 533 0 476 8 0 8 8 0 8 1 knotepl 120 150 0 0 5 0 5 5 0 8 0 kqueuepl 224 44 0 33 1 0 1 1 0 8 0 pipepl 344 145 0 114 3 0 3 3 0 8 0 fdescpl 528 497 0 476 3 0 3 3 0 8 0 filepl 160 2208 0 2031 11 0 11 11 0 8 1 lockfpl 104 32 0 27 1 0 1 1 0 8 0 lockfspl 48 14 0 12 1 0 1 1 0 8 0 sessionpl 144 28 0 24 1 0 1 1 0 8 0 pgrppl 48 38 0 26 1 0 1 1 0 8 0 ucredpl 104 144 0 136 1 0 1 1 0 8 0 zombiepl 144 476 0 476 1 0 1 1 0 8 1 processpl 1232 533 0 476 5 0 5 5 0 8 0 procpl 664 615 0 541 7 0 7 7 0 8 0 sockpl 752 413 0 407 9 0 9 9 0 8 7 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 mcl9k128 9344 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 2 0 0 1 0 1 1 0 8 0 mcl4k 4096 122 0 0 16 0 16 16 0 8 0 mcl2k 2048 24 0 0 3 0 3 3 0 8 0 mextrefs 64 28 0 0 1 0 1 1 0 8 0 mtagpl 96 3 0 0 1 0 1 1 0 8 0 mbufpl 256 151 0 0 10 0 10 10 0 8 0 bufpl 272 2396 0 105 153 0 153 153 0 8 0 anonpl 32 5584 0 0 45 0 45 45 0 222 0 amapchunkpl 152 9912 0 9510 20 0 20 20 0 158 4 amappl16 200 2084 0 2067 17 3 14 14 0 8 12 amappl15 192 7 0 7 1 1 0 1 0 8 0 amappl14 184 445 0 445 1 0 1 1 0 8 1 amappl13 176 128 0 125 1 0 1 1 0 8 0 amappl12 168 754 0 734 2 0 2 2 0 8 0 amappl11 160 5 0 5 2 2 0 1 0 8 0 amappl10 152 64 0 60 1 0 1 1 0 8 0 amappl9 144 279 0 278 1 0 1 1 0 8 0 amappl8 136 102 0 101 1 0 1 1 0 8 0 amappl7 128 162 0 158 1 0 1 1 0 8 0 amappl6 120 181 0 181 1 0 1 1 0 8 1 amappl5 112 103 0 100 1 0 1 1 0 8 0 amappl4 104 314 0 308 1 0 1 1 0 8 0 amappl3 96 1768 0 1678 3 0 3 3 0 8 0 amappl2 88 553 0 538 2 0 2 2 0 8 0 amappl1 80 10802 0 10630 15 0 15 15 0 8 7 amappl 88 2879 0 2745 4 0 4 4 0 92 0 uvmvnodes 80 100 0 0 3 0 3 3 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 128 253 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 4 0 0 1 0 1 1 0 8 0 uaddrrnd 24 497 0 476 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 497 0 476 1 0 1 1 0 8 0 vmmpekpl 168 6166 0 6126 3 0 3 3 0 8 0 vmmpepl 168 41459 0 40465 88 0 88 88 0 357 43 vmsppl 488 496 0 476 5 0 5 5 0 8 1 rwobjpl 80 15540 0 15025 25 0 25 25 0 8 3 pdppl 4096 1003 0 952 105 54 51 89 0 8 0 pvpl 32 9805 0 0 80 0 80 80 0 265 0 pmappl 256 496 0 476 3 0 3 3 0 8 0 extentpl 40 46 0 28 1 0 1 1 0 8 0 phpool 120 432 0 58 13 0 13 13 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x19: leave x86_ipi_db(ffffffff8521aff0) at x86_ipi_db+0x19 sys/arch/amd64/amd64/db_interface.c:412 x86_ipi_handler() at x86_ipi_handler+0x112 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff85429b00) at __mp_lock+0x272 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff85429b00) at __mp_lock+0x272 sys/kern/kern_lock.c:173 syscall(ffff8000299ecf30) at syscall+0x1048 mi_syscall sys/sys/syscall_mi.h:175 [inline] syscall(ffff8000299ecf30) at syscall+0x1048 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7ac964e470d0, count: 9 ddb{0}> trace x86_ipi_db(ffffffff8521aff0) at x86_ipi_db+0x19 sys/arch/amd64/amd64/db_interface.c:412 x86_ipi_handler() at x86_ipi_handler+0x112 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff85429b00) at __mp_lock+0x272 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff85429b00) at __mp_lock+0x272 sys/kern/kern_lock.c:173 syscall(ffff8000299ecf30) at syscall+0x1048 mi_syscall sys/sys/syscall_mi.h:175 [inline] syscall(ffff8000299ecf30) at syscall+0x1048 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7ac964e470d0, count: -6 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x17: popq %rbp db_enter() at db_enter+0x17 sys/arch/amd64/amd64/db_interface.c:457 panic(ffffffff84632b4f) at panic+0x270 sys/kern/subr_prf.c:198 kasan_memcpy(ffff8000018cfc00,ffff800032af3e90,14) at kasan_memcpy+0x1ec sysctl_sysvipc(ffff800032af4508,1,200000000180,ffff800032af44e0) at sysctl_sysvipc+0x63a sys/kern/kern_sysctl.c:2771 kern_sysctl_dirs(33,ffff800032af4508,1,200000000180,ffff800032af44e0,0,1,1ffff0000655e818) at kern_sysctl_dirs+0x30f sys/kern/kern_sysctl.c:429 kern_sysctl(ffff800032af4504,2,200000000180,ffff800032af44e0,0,fffa,ffff800032af4760) at kern_sysctl+0x1ce sys/kern/kern_sysctl.c:529 sys_sysctl(ffff800045ffcfa8,ffff800032af4760,ffff800032af46c0) at sys_sysctl+0x54f sys/kern/kern_sysctl.c:309 syscall(ffff800032af4760) at syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800032af4760) at syscall+0x1089 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x153e2b13d40, count: 6 ddb{1}>