uvm_fault(0xffffffff83b32180, 0xffff800010fd3000, 0, 2) -> e kernel: page fault trap, code=2 Stopped at sysctl_sysvipc+0x539: repe movsq (%rsi),%es:(%rdi) TID PID UID PRFLAGS PFLAGS CPU COMMAND 497640 90925 32767 0x10 0 0 syz-executor *284233 90925 32767 0x10 0x4000000 1K syz-executor sysctl_sysvipc(ffff800037fac058,1,200000000100,ffff800037fac088) at sysctl_sysvipc+0x539 sys/kern/kern_sysctl.c:2779 kern_sysctl(ffff800037fac054,2,200000000100,ffff800037fac088,0,37,e7718d32fe455f28) at kern_sysctl+0x139 sys/kern/kern_sysctl.c:736 sys_sysctl(ffff8000363a2d20,ffff800037fac1c0,ffff800037fac110) at sys_sysctl+0x3e5 sys/kern/kern_sysctl.c:-1 syscall(ffff800037fac1c0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800037fac1c0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x2651f9198f0, count: 10 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(0xffffffff83b32180, 0xffff800010fd3000, 0, 2) -> e ddb{1}> show kasan No such command ddb{1}> trace sysctl_sysvipc(ffff800037fac058,1,200000000100,ffff800037fac088) at sysctl_sysvipc+0x539 sys/kern/kern_sysctl.c:2779 kern_sysctl(ffff800037fac054,2,200000000100,ffff800037fac088,0,37,e7718d32fe455f28) at kern_sysctl+0x139 sys/kern/kern_sysctl.c:736 sys_sysctl(ffff8000363a2d20,ffff800037fac1c0,ffff800037fac110) at sys_sysctl+0x3e5 sys/kern/kern_sysctl.c:-1 syscall(ffff800037fac1c0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800037fac1c0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x2651f9198f0, count: -5 ddb{1}> show registers rdi 0xffff800010fd3000 rsi 0xfffffb806c353400 rbp 0xffff800037fabe40 rbx 0x7 rdx 0xffff800030b83000 rcx 0xa rax 0xffffffff81c77b75 sysctl_sysvipc+0x525 r8 0xffff800037fac088 r9 0 r10 0xac948e44e5777d98 r11 0x24eed260ef30236d r12 0xfffffffffffff69b r13 0xfffffb806c3533f0 r14 0x17 r15 0xffff800010fd2ff0 rip 0xffffffff81c77b89 sysctl_sysvipc+0x539 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff800037fabdb0 ss 0x10 sysctl_sysvipc+0x539: repe movsq (%rsi),%es:(%rdi) ddb{1}> show proc PROC (syz-executor) tid=284233 pid=90925 tcnt=3 stat=onproc flags process=10 proc=4000000 runpri=32, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000363a2a88,0xffff8000363a2fc8 process=0xffff80003c3cc9c0 user=0xffff800037fa7000, vmspace=0xfffffb806cf04d88 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S PRLAGS PFLAGS WAIT COMMAND 75136 41677 94454 32767 2 0x10 0 syz-executor 75136 124763 94454 32767 3 0x10 0x4000080 fsleep syz-executor 12785 378439 46407 32767 2 0x10 0 syz-executor 12785 443348 46407 32767 3 0x10 0x4000080 msgwait syz-executor 69990 148832 50296 32767 3 0x11 0x80 nanoslp syz-executor 69990 33730 50296 32767 3 0x11 0x4000080 ttyin syz-executor 69990 446813 50296 32767 3 0x11 0x4000080 fsleep syz-executor 40851 368546 5673 32767 2 0x10 0 syz-executor 40851 131583 5673 32767 3 0x10 0x4000080 kqpoll syz-executor 90925 497640 61456 32767 7 0x10 0 syz-executor *90925 284233 61456 32767 7 0x10 0x4000000 syz-executor 90925 457264 61456 32767 3 0x10 0x4000080 fsleep syz-executor 12408 35135 95689 32767 2 0x10 0 syz-executor 12408 508975 95689 32767 3 0x10 0x4000080 sbwait syz-executor 12408 416685 95689 32767 3 0x10 0x4000080 fsleep syz-executor 12408 122866 95689 32767 3 0x10 0x4000080 fsleep syz-executor 83405 342637 58463 32767 3 0x10 0x80 wait syz-executor 5673 18568 92186 32767 3 0x10 0x80 nanoslp syz-executor 50296 319758 89949 32767 3 0x10 0x80 nanoslp syz-executor 94454 122787 43191 32767 3 0x10 0x80 nanoslp syz-executor 46407 11195 97645 32767 3 0x10 0x80 nanoslp syz-executor 61456 422677 81602 32767 3 0x10 0x80 nanoslp syz-executor 95689 181332 25717 32767 3 0x10 0x80 nanoslp syz-executor 22323 470842 43335 32767 3 0x10 0 biowait syz-executor 58463 309761 54306 0 3 0x2 0x80 wait syz-executor 43335 480528 54306 0 3 0x2 0x80 wait syz-executor 97645 256389 54306 0 3 0x2 0x80 wait syz-executor 81602 69531 54306 0 3 0x2 0x80 wait syz-executor 25717 7585 54306 0 3 0x2 0x80 wait syz-executor 92186 387269 54306 0 3 0x2 0x80 wait syz-executor 89949 366721 54306 0 3 0x2 0x80 wait syz-executor 43191 421568 54306 0 3 0x2 0x80 wait syz-executor 54306 323409 44859 0 3 0x2 0x80 kqread syz-executor 44859 204536 4143 0 3 0x100002 0x88 sigsusp ksh 4143 83517 36210 0 3 0x10 0x88 kqread sshd-session 36210 268829 32496 0 3 0x12 0x80 kqread sshd-session 1785 2383 1 0 3 0x100003 0x80 ttyin getty 32496 52321 1 0 3 0 0x88 kqread sshd 62105 182033 51699 73 3 0x1100010 0x80 kqread syslogd 51699 116577 1 0 3 0x100002 0x80 sbwait syslogd 86598 373364 1 0 3 0x100000 0x80 kqread resolvd 30676 130818 64391 77 3 0x100012 0x80 kqread dhcpleased 44719 448825 64391 77 3 0x100012 0x80 kqread dhcpleased 64391 202095 1 0 3 0 0x80 kqread dhcpleased 93432 449709 0 0 3 0x14000 0x200 bored smr 63086 110764 0 0 2 0x14000 0x200 zerothread 54748 327381 0 0 3 0x14000 0x200 aiodoned aiodoned 70632 48333 0 0 3 0x14000 0x200 syncer update 6270 98863 0 0 3 0x14000 0x200 cleaner cleaner 45097 374111 0 0 3 0x14000 0x200 reaper reaper 26983 468077 0 0 3 0x14000 0x200 pgdaemon pagedaemon 27228 184118 0 0 3 0x14000 0x200 bored viomb 16415 485271 0 0 3 0x14000 0x40000200 acpi0 acpi0 75339 329470 0 0 3 0x14000 0x40000200 idle1 64352 208792 0 0 3 0x14000 0x200 bored softnet1 53263 132608 0 0 3 0x14000 0x200 bored softnet0 37008 266635 0 0 3 0x14000 0x200 bored systqmp 13089 515785 0 0 3 0x14000 0x200 bored systq 43970 307098 0 0 3 0x14000 0x200 tmoslp softclockmp 50752 39460 0 0 3 0x14000 0x40000200 tmoslp softclock 21649 321199 0 0 3 0x14000 0x40000200 idle0 1 400173 0 0 3 0x2 0x80 wait init 0 0 -1 0 3 0x10000 0x200 scheduler swapper ddb{1}> show all locks Process 90925 (syz-executor) thread 0xffff8000363a2d20 (284233) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83a29e40) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 sysctl_sysvipc+0x4b5 sys/kern/kern_sysctl.c:-1 #2 kern_sysctl+0x139 sys/kern/kern_sysctl.c:736 #3 sys_sysctl+0x3e5 sys/kern/kern_sysctl.c:-1 #4 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #4 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 #5 Xsyscall+0x128 Process 22323 (syz-executor) thread 0xffff800045feefa8 (470842) exclusive rrwlock inode r = 0 (0xfffffb806427cb30) #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+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:576 #5 vget+0x2a2 sys/kern/vfs_subr.c:692 #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+0x1a36 sys/ufs/ufs/ufs_lookup.c:478 #9 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x963 sys/kern/vfs_lookup.c:580 #11 namei+0x7c5 sys/kern/vfs_lookup.c:250 #12 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1807 #13 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #13 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffb806deb17a8) #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+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:576 #5 vfs_lookup+0x12b sys/kern/vfs_lookup.c:431 #6 namei+0x7c5 sys/kern/vfs_lookup.c:250 #7 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1807 #8 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 #9 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11085 12023K 12034K 166960K 12178 0 pcb 17 12K 12K 166960K 17 0 rtable 239 6K 7K 166960K 386 0 pf 31 16K 16K 166960K 31 0 ifaddr 42 7K 7K 166960K 44 0 ifgroup 50 2K 2K 166960K 50 0 sysctl 4 1K 9K 166960K 8 0 counters 70 37K 37K 166960K 70 0 ioctlops 0 0K 4K 166960K 111 0 iov 0 0K 16K 166960K 44 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1289 81K 81K 166960K 1387 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 13 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 130 0 dirhash 12 2K 2K 166960K 18 0 ACPI 1734 201K 291K 166960K 11964 0 file desc 25 93K 117K 166960K 557 0 sigio 0 0K 0K 166960K 9 0 proc 58 99K 163K 166960K 548 0 subproc 72 4K 4K 166960K 72 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 134 0 in_multi 99 7K 7K 166960K 114 0 ether_multi 1 0K 0K 166960K 3 0 mrt 1 0K 0K 166960K 14 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 271 1208K 1208K 166960K 271 0 exec 0 0K 1K 166960K 441 0 fusefs mount 1 32K 32K 166960K 1 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 256 168K 189K 166960K 6844 0 UVM aobj 115 5K 6K 166960K 118 0 pinsyscall 46 92K 108K 166960K 1727 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 14 0 NDP 11 0K 2K 166960K 27 0 temp 43 9119K 9155K 166960K 4823 0 kqueue 13 20K 33K 166960K 146 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 85 0 80 1 0 1 1 0 8 0 rtentry 176 115 0 4 6 0 6 6 0 8 0 unpcb 144 615 0 591 4 0 4 4 0 8 3 syncache 336 15 0 15 1 0 1 1 0 8 1 tcpcb 736 374 0 369 7 0 7 7 0 8 6 arp 136 18 0 0 1 0 1 1 0 8 0 ipq 40 5 0 2 1 0 1 1 0 8 0 ipqe 40 8 0 4 1 0 1 1 0 8 0 inpcb 328 937 0 927 11 2 9 11 0 8 8 ip6q 72 6 0 1 1 0 1 1 0 8 0 ip6af 40 7 0 2 1 0 1 1 0 8 0 nd6 152 28 0 3 2 0 2 2 0 8 0 kcovpl 48 8 0 0 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 487 0 32 30 0 30 30 0 8 1 art_table 40 488 0 32 5 0 5 5 0 8 0 art_node 32 115 0 14 1 0 1 1 0 8 0 sysvmsgpl 40 8 0 6 1 0 1 1 0 8 0 semapl 72 126 0 116 1 0 1 1 0 8 0 shmpl 112 115 0 3 4 0 4 4 0 8 0 dirhash 1024 21 0 4 3 0 3 3 0 8 0 dino2pl 256 2167 0 704 93 0 93 93 0 8 1 ffsino 296 2167 0 704 114 0 114 114 0 8 0 nchpl 144 3120 0 1429 63 0 63 63 0 8 0 vnodes 216 2248 0 0 125 0 125 125 0 8 0 namei 1024 10561 0 10561 1 0 1 1 0 8 1 percpumem 16 51 0 0 1 0 1 1 0 8 0 kstatmem 264 25 0 0 2 0 2 2 0 8 0 scxspl 216 10392 0 10391 11 3 8 8 1 8 7 plimitpl 152 110 0 85 2 0 2 2 0 8 1 sigapl 424 869 0 816 7 0 7 7 0 8 0 knotepl 120 568 0 0 18 0 18 18 0 8 0 kqueuepl 224 281 0 271 5 0 5 5 0 8 4 pipepl 344 165 0 138 3 0 3 3 0 8 0 fdescpl 528 853 0 816 3 0 3 3 0 8 0 filepl 160 5192 0 4968 15 0 15 15 0 8 5 lockfpl 104 114 0 112 1 0 1 1 0 8 0 lockfspl 48 45 0 43 1 0 1 1 0 8 0 sessionpl 144 54 0 37 1 0 1 1 0 8 0 pgrppl 48 66 0 41 1 0 1 1 0 8 0 ucredpl 104 824 0 805 1 0 1 1 0 8 0 zombiepl 144 817 0 816 1 0 1 1 0 8 0 processpl 1232 869 0 816 5 0 5 5 0 8 0 procpl 664 1574 0 1511 7 0 7 7 0 8 1 sosppl 176 3 0 3 1 0 1 1 0 8 1 sockpl 752 1641 0 1602 15 2 13 15 0 8 8 mcl64k 65536 5 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 mcl8k 8192 2 0 0 1 0 1 1 0 8 0 mcl4k 4096 114 0 0 15 0 15 15 0 8 0 mcl2k 2048 25 0 0 4 0 4 4 0 8 0 mextrefs 64 24 0 0 1 0 1 1 0 8 0 mtagpl 96 1 0 0 1 0 1 1 0 8 0 mbufpl 256 1209 0 0 76 0 76 76 0 8 0 bufpl 272 3215 0 102 208 0 208 208 0 8 0 anonpl 32 9518 0 0 77 0 77 77 0 247 0 amapchunkpl 152 21909 0 21341 33 0 33 33 0 158 9 amappl16 200 2313 0 2288 16 5 11 15 0 8 8 amappl15 192 32 0 32 1 1 0 1 0 8 0 amappl14 184 409 0 408 1 0 1 1 0 8 0 amappl13 176 138 0 128 1 0 1 1 0 8 0 amappl12 168 1097 0 1061 2 0 2 2 0 8 0 amappl11 160 6 0 6 2 1 1 1 0 8 1 amappl10 152 60 0 50 1 0 1 1 0 8 0 amappl9 144 270 0 269 1 0 1 1 0 8 0 amappl8 136 93 0 91 1 0 1 1 0 8 0 amappl7 128 153 0 142 1 0 1 1 0 8 0 amappl6 120 231 0 230 1 0 1 1 0 8 0 amappl5 112 112 0 104 1 0 1 1 0 8 0 amappl4 104 296 0 280 1 0 1 1 0 8 0 amappl3 96 4225 0 4090 5 1 4 4 0 8 0 amappl2 88 637 0 581 2 0 2 2 0 8 0 amappl1 80 15219 0 14640 16 0 16 16 0 8 0 amappl 88 5989 0 5798 5 0 5 5 0 92 0 uvmvnodes 80 121 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 72 117 0 3 3 0 3 3 0 8 0 uaddrrnd 24 853 0 816 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 853 0 816 1 0 1 1 0 8 0 vmmpekpl 168 9844 0 9812 2 0 2 2 0 8 0 vmmpepl 168 66849 0 64772 106 0 106 106 0 357 7 vmsppl 488 852 0 816 7 1 6 6 0 8 0 rwobjpl 80 22336 0 21243 25 0 25 25 0 8 0 pdppl 4096 1713 0 1632 115 32 83 93 0 8 2 pvpl 32 17371 0 0 141 0 141 141 0 265 0 pmappl 256 852 0 816 4 1 3 3 0 8 0 extentpl 40 46 0 28 1 0 1 1 0 8 0 phpool 112 564 0 35 16 0 16 16 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff83999ff0) 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(ffffffff83a29640) at __mp_lock+0x1a3 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff83a29640) at __mp_lock+0x1a3 sys/kern/kern_lock.c:173 intr_handler(ffff80003c3e1990,ffff8000002a2900) at intr_handler+0xe9 sys/arch/amd64/amd64/intr.c:560 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f end of kernel end trace frame: 0x7c0297bf8180, count: 9 ddb{0}> trace x86_ipi_db(ffffffff83999ff0) 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(ffffffff83a29640) at __mp_lock+0x1a3 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff83a29640) at __mp_lock+0x1a3 sys/kern/kern_lock.c:173 intr_handler(ffff80003c3e1990,ffff8000002a2900) at intr_handler+0xe9 sys/arch/amd64/amd64/intr.c:560 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f end of kernel end trace frame: 0x7c0297bf8180, count: -6 ddb{0}> machine ddbcpu 1 Stopped at sysctl_sysvipc+0x539: repe movsq (%rsi),%es:(%rdi) sysctl_sysvipc(ffff800037fac058,1,200000000100,ffff800037fac088) at sysctl_sysvipc+0x539 sys/kern/kern_sysctl.c:2779 kern_sysctl(ffff800037fac054,2,200000000100,ffff800037fac088,0,37,e7718d32fe455f28) at kern_sysctl+0x139 sys/kern/kern_sysctl.c:736 sys_sysctl(ffff8000363a2d20,ffff800037fac1c0,ffff800037fac110) at sys_sysctl+0x3e5 sys/kern/kern_sysctl.c:-1 syscall(ffff800037fac1c0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800037fac1c0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x2651f9198f0, count: 10 ddb{1}> trace sysctl_sysvipc(ffff800037fac058,1,200000000100,ffff800037fac088) at sysctl_sysvipc+0x539 sys/kern/kern_sysctl.c:2779 kern_sysctl(ffff800037fac054,2,200000000100,ffff800037fac088,0,37,e7718d32fe455f28) at kern_sysctl+0x139 sys/kern/kern_sysctl.c:736 sys_sysctl(ffff8000363a2d20,ffff800037fac1c0,ffff800037fac110) at sys_sysctl+0x3e5 sys/kern/kern_sysctl.c:-1 syscall(ffff800037fac1c0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800037fac1c0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x2651f9198f0, count: -5