uvm_fault(0xffffffff83a38fe0, 0xffff800025df2020, 0, 1) -> d kernel: page fault trap, code=0 Stopped at ffs2_balloc+0xa0d: movq 0(%rcx,%rax,8),%r14 TID PID UID PRFLAGS PFLAGS CPU COMMAND *159494 76207 0 0x2 0x1 0K syz-executor ffs2_balloc(fffffd806e625d28,40a3b,50,fffffd80097fd6e8,1,ffff80002a2fe268) at ffs2_balloc+0xa0d sys/ufs/ffs/ffs_balloc.c:614 ffs_write(ffff80002a2fe2f0) at ffs_write+0x4f9 sys/ufs/ffs/ffs_vnops.c:345 VOP_WRITE(fffffd8074fb4558,ffff80002a2fe3a0,3,fffffd80097fd6e8) at VOP_WRITE+0x101 sys/kern/vfs_vops.c:245 ktrwriteraw(ffff80002a2327d8,fffffd8074fb4558,fffffd80097fd6e8,ffff80002a2fe470,ffff80002a2fe450) at ktrwriteraw+0x1be sys/kern/kern_ktrace.c:692 ktrsysret(ffff80002a2327d8,5b,0,ffff80002a2fe540) at ktrsysret+0x192 ktrwrite2 sys/kern/kern_ktrace.c:-1 [inline] ktrsysret(ffff80002a2327d8,5b,0,ffff80002a2fe540) at ktrsysret+0x192 sys/kern/kern_ktrace.c:209 syscall(ffff80002a2fe5f0) at syscall+0xa51 mi_syscall_return sys/sys/syscall_mi.h:204 [inline] syscall(ffff80002a2fe5f0) at syscall+0xa51 sys/arch/amd64/amd64/trap.c:804 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x76de0ecf9230, count: 8 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(0xffffffff83a38fe0, 0xffff800025df2020, 0, 1) -> d ddb{0}> trace ffs2_balloc(fffffd806e625d28,40a3b,50,fffffd80097fd6e8,1,ffff80002a2fe268) at ffs2_balloc+0xa0d sys/ufs/ffs/ffs_balloc.c:614 ffs_write(ffff80002a2fe2f0) at ffs_write+0x4f9 sys/ufs/ffs/ffs_vnops.c:345 VOP_WRITE(fffffd8074fb4558,ffff80002a2fe3a0,3,fffffd80097fd6e8) at VOP_WRITE+0x101 sys/kern/vfs_vops.c:245 ktrwriteraw(ffff80002a2327d8,fffffd8074fb4558,fffffd80097fd6e8,ffff80002a2fe470,ffff80002a2fe450) at ktrwriteraw+0x1be sys/kern/kern_ktrace.c:692 ktrsysret(ffff80002a2327d8,5b,0,ffff80002a2fe540) at ktrsysret+0x192 ktrwrite2 sys/kern/kern_ktrace.c:-1 [inline] ktrsysret(ffff80002a2327d8,5b,0,ffff80002a2fe540) at ktrsysret+0x192 sys/kern/kern_ktrace.c:209 syscall(ffff80002a2fe5f0) at syscall+0xa51 mi_syscall_return sys/sys/syscall_mi.h:204 [inline] syscall(ffff80002a2fe5f0) at syscall+0xa51 sys/arch/amd64/amd64/trap.c:804 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x76de0ecf9230, count: -7 ddb{0}> show registers rdi 0 rsi 0 rbp 0xffff80002a2fe210 rbx 0 rdx 0 rcx 0xffff800025df2000 rax 0x4 r8 0xffffffffffffffff r9 0xffff80002a2fe268 r10 0x24a661dcb7cce8aa r11 0xcadad15a43597ebc r12 0x1 r13 0xffff800000c31800 r14 0xffff80002a2fe0a0 r15 0xfffffd805efe6d48 rip 0xffffffff81136cdd ffs2_balloc+0xa0d cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80002a2fe090 ss 0x10 ffs2_balloc+0xa0d: movq 0(%rcx,%rax,8),%r14 ddb{0}> show proc PROC (syz-executor) tid=159494 pid=76207 tcnt=1 stat=onproc flags process=2 proc=1 runpri=32, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80002a2322a8,0xffff80002a231a18 process=0xffff8000ffff5818 user=0xffff80002a2f9000, vmspace=0xfffffd800b0637a0 estcpu=36, cpticks=25, pctcpu=0.9, user=1, sys=23, intr=1 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 23736 426093 17312 0 2 0 syz-executor 67834 384618 97610 0 2 0 syz-executor 67834 110438 97610 0 3 0x4000080 fsleep syz-executor 83470 436024 76207 0 2 0 syz-executor 83470 324480 76207 0 3 0x4000080 fsleep syz-executor 39047 311308 27789 0 2 0 syz-executor 39047 61943 27789 0 3 0x4000080 kqsel syz-executor 38318 496841 3325 0 2 0 syz-executor 38318 212431 3325 0 2 0x4000000 syz-executor 7797 497048 12760 -1 2 0xc90 syz-executor 7797 269878 12760 -1 3 0x4000090 kqread syz-executor 7797 239976 12760 -1 3 0x4000090 fsleep syz-executor 7797 127771 12760 -1 3 0x4000090 fsleep syz-executor 42016 384771 0 0 3 0x14280 nfsidl nfsio 61431 105749 0 0 3 0x14280 nfsidl nfsio 88922 354427 0 0 3 0x14280 nfsidl nfsio 7897 117819 0 0 3 0x14280 nfsidl nfsio 36979 229591 0 0 3 0x14280 nfsidl nfsio 85055 366729 0 0 3 0x14280 nfsidl nfsio 61564 277905 0 0 3 0x14280 nfsidl nfsio 15052 286747 0 0 3 0x14280 nfsidl nfsio 26775 360557 0 0 3 0x14280 nfsidl nfsio 5794 161664 0 0 3 0x14280 nfsidl nfsio 98913 24341 0 0 3 0x14280 nfsidl nfsio 55140 241544 0 0 3 0x14280 nfsidl nfsio 90229 380548 0 0 3 0x14280 nfsidl nfsio 95700 479005 0 0 3 0x14280 nfsidl nfsio 61270 491136 0 0 3 0x14280 nfsidl nfsio 22582 498068 0 0 3 0x14280 nfsidl nfsio 99477 486484 0 0 3 0x14280 nfsidl nfsio 20515 382507 0 0 3 0x14280 nfsidl nfsio 29785 195717 0 0 3 0x14280 nfsidl nfsio 85819 24504 0 0 3 0x14280 nfsidl nfsio 73567 238179 18322 0 2 0x2 syz-executor 68745 242904 0 0 3 0x14200 acct acct 3325 224078 18322 0 2 0xc82 syz-executor 17312 75785 18322 0 2 0xc82 syz-executor 12760 111270 18322 0 2 0xc82 syz-executor 27789 156241 18322 0 2 0xc82 syz-executor *76207 159494 18322 0 7 0x3 syz-executor 35455 240738 18322 0 3 0x82 wait syz-executor 97610 258753 18322 0 2 0x2 syz-executor 18322 74624 10542 0 2 0x82 syz-executor 10542 376348 25029 0 3 0x10008a sigsusp ksh 25029 180310 3332 0 3 0x98 kqread sshd-session 3332 94547 38953 0 3 0x92 kqread sshd-session 94634 127031 1 0 3 0x100083 ttyopn getty 38953 384313 1 0 3 0x88 kqread sshd 321 375315 51434 74 3 0x1100092 bpf pflogd 51434 244517 1 0 3 0x80 sbwait pflogd 3717 396399 46379 73 3 0x1100090 kqread syslogd 46379 276300 1 0 3 0x100082 sbwait syslogd 76685 212608 1 0 3 0x100080 kqread resolvd 46637 163122 68863 77 3 0x100092 kqread dhcpleased 96073 359833 68863 77 3 0x100092 kqread dhcpleased 68863 89176 1 0 3 0x80 kqread dhcpleased 93842 389979 0 0 3 0x14200 bored smr 71834 378361 0 0 2 0x14200 zerothread 4403 496916 0 0 3 0x14200 aiodoned aiodoned 26204 220708 0 0 3 0x14200 syncer update 22500 499180 0 0 3 0x14200 cleaner cleaner 56060 245492 0 0 3 0x14200 reaper reaper 34709 30465 0 0 3 0x14200 pgdaemon pagedaemon 20203 4968 0 0 3 0x14200 bored viomb 93412 215354 0 0 3 0x40014200 acpi0 acpi0 67324 138952 0 0 3 0x40014200 idle1 40488 130592 0 0 3 0x14200 bored softnet1 88833 293845 0 0 2 0x14200 softnet0 33505 378634 0 0 3 0x14200 bored systqmp 18933 379893 0 0 3 0x14200 bored systq 47082 442922 0 0 3 0x14200 tmoslp softclockmp 15030 330405 0 0 3 0x40014200 tmoslp softclock 33493 510785 0 0 3 0x40014200 idle0 1 262782 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 73567 (syz-executor) thread 0xffff80003c418558 (238179) Process 76207 (syz-executor) thread 0xffff80002a2327d8 (159494) ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11078 12207K 12313K 166960K 12638 0 pcb 18 12K 12K 166960K 87 0 rtable 226 8K 9K 166960K 444 0 pf 38 18K 24K 166960K 102 0 ifaddr 40 6K 7K 166960K 52 0 ifgroup 55 2K 2K 166960K 65 0 sysctl 4 1K 9K 166960K 12 0 counters 70 37K 37K 166960K 76 0 ioctlops 0 0K 4K 166960K 1605 0 iov 0 0K 16K 166960K 18 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1416 89K 90K 166960K 1900 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 11 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 97 0 dirhash 12 2K 2K 166960K 15 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 16 57K 110K 166960K 555 0 sigio 0 0K 0K 166960K 3 0 proc 72 115K 164K 166960K 630 0 subproc 72 4K 4K 166960K 81 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 46 0 in_multi 83 6K 7K 166960K 118 0 ether_multi 1 0K 0K 166960K 2 0 mrt 0 0K 0K 166960K 16 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 85 387K 387K 166960K 85 0 exec 0 0K 1K 166960K 422 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 0K 166960K 1 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 215 150K 165K 166960K 6750 0 UVM aobj 18 2K 2K 166960K 21 0 pinsyscall 41 82K 102K 166960K 1711 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 1 0K 0K 166960K 24 0 NDP 12 0K 2K 166960K 33 0 temp 60 9083K 9151K 166960K 26024 0 kqueue 16 26K 28K 166960K 99 0 SYN cache 2 16K 16K 166960K 2 0 ddb{0}> 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 97 0 94 2 1 1 2 0 8 0 rtentry 176 126 0 28 6 0 6 6 0 8 0 unpcb 144 367 0 350 7 1 6 6 0 8 5 syncache 336 4 0 4 2 2 0 1 0 8 0 tcpcb 736 99 0 94 1 0 1 1 0 8 0 arp 136 20 0 2 1 0 1 1 0 8 0 inpcb 328 355 0 343 3 1 2 2 0 8 0 nd6 152 30 0 11 1 0 1 1 0 8 0 pkpcb 40 6 0 6 2 1 1 1 0 8 1 kcovpl 48 9 0 1 1 0 1 1 0 8 0 ppxss 1192 1 0 1 1 0 1 1 0 8 1 pfstscr 40 5 0 4 1 0 1 1 0 8 0 pffrag 232 4 0 0 1 0 1 1 0 482 0 pffrnode 88 4 0 0 1 0 1 1 0 8 0 pffrent 40 70 0 66 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 pfrktable 1344 3 0 3 1 1 0 1 0 8 0 pfanchor 1288 10 0 2 1 0 1 1 0 8 0 pftag 88 2 0 1 2 1 1 1 0 8 0 pfstitem 24 60 0 2 1 0 1 1 0 8 0 pfstkey 128 64 0 7 2 0 2 2 0 8 0 pfstate 448 60 0 4 7 0 7 7 0 8 0 pfrule 1360 56 0 49 2 0 2 2 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 529 0 148 29 4 25 29 0 8 0 art_table 40 531 0 148 5 0 5 5 0 8 0 art_node 32 126 0 36 1 0 1 1 0 8 0 sysvmsgpl 40 73 0 70 1 0 1 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 95 0 85 1 0 1 1 0 8 0 shmpl 112 18 0 3 1 0 1 1 0 8 0 dirhash 1024 19 0 2 3 0 3 3 0 8 0 dino2pl 256 2311 0 844 93 0 93 93 0 8 0 ffsino 296 2311 0 844 114 0 114 114 0 8 0 nchpl 144 3094 0 1388 64 0 64 64 0 8 0 vnodes 216 2792 0 0 156 0 156 156 0 8 0 namei 1024 10171 0 10171 4 2 2 2 0 8 2 percpumem 16 53 0 3 1 0 1 1 0 8 0 pfiaddrpl 120 1 0 1 1 1 0 1 0 8 0 kstatmem 264 33 0 6 2 0 2 2 0 8 0 scsiplug 72 1 0 1 1 0 1 1 0 8 1 scxspl 216 16964 0 16964 13 10 3 8 1 8 3 plimitpl 152 211 0 193 1 0 1 1 0 8 0 sigapl 424 879 0 811 9 1 8 8 0 8 0 knotepl 120 711 0 0 22 0 22 22 0 8 0 kqueuepl 224 195 0 182 6 1 5 5 0 8 4 pipepl 344 153 0 125 3 0 3 3 0 8 0 fdescpl 528 842 0 812 3 0 3 3 0 8 0 filepl 160 4410 0 4188 20 4 16 16 0 8 5 lockfpl 104 318 0 316 1 0 1 1 0 8 0 lockfspl 48 100 0 98 1 0 1 1 0 8 0 sessionpl 144 34 0 25 1 0 1 1 0 8 0 pgrppl 48 47 0 30 1 0 1 1 0 8 0 ucredpl 104 493 0 479 1 0 1 1 0 8 0 zombiepl 144 812 0 811 1 0 1 1 0 8 0 processpl 1232 879 0 811 6 0 6 6 0 8 0 procpl 664 1578 0 1503 8 0 8 8 0 8 0 sosppl 176 1 0 1 1 0 1 1 0 8 1 sockpl 752 852 0 820 21 8 13 17 0 8 8 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 2 0 0 1 0 1 1 0 8 0 mcl9k128 9344 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 2 0 0 1 0 1 1 0 8 0 mcl4k 4096 124 0 0 16 0 16 16 0 8 0 mcl2k 2048 27 0 0 4 0 4 4 0 8 0 mtagpl 96 35 0 0 1 0 1 1 0 8 0 mbufpl 256 317 0 0 20 0 20 20 0 8 0 bufpl 280 6707 0 578 438 0 438 438 0 8 0 anonpl 32 10983 0 0 89 0 89 89 0 246 0 amapchunkpl 152 21673 0 21241 36 7 29 29 0 158 7 amappl16 200 3464 0 3300 44 23 21 26 0 8 5 amappl15 192 8 0 8 1 1 0 1 0 8 0 amappl14 184 444 0 443 1 0 1 1 0 8 0 amappl13 176 122 0 110 1 0 1 1 0 8 0 amappl12 168 1094 0 1065 2 0 2 2 0 8 0 amappl11 160 8 0 7 1 0 1 1 0 8 0 amappl10 152 67 0 53 1 0 1 1 0 8 0 amappl9 144 265 0 264 1 0 1 1 0 8 0 amappl8 136 107 0 104 1 0 1 1 0 8 0 amappl7 128 148 0 135 1 0 1 1 0 8 0 amappl6 120 171 0 169 1 0 1 1 0 8 0 amappl5 112 90 0 79 1 0 1 1 0 8 0 amappl4 104 297 0 277 1 0 1 1 0 8 0 amappl3 96 4222 0 4123 5 1 4 4 0 8 0 amappl2 88 530 0 469 2 0 2 2 0 8 0 amappl1 80 11109 0 10501 15 1 14 15 0 8 0 amappl 88 5952 0 5806 5 0 5 5 0 92 0 uvmvnodes 80 123 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 7 0 7 2 2 0 1 0 8 0 dma128 128 254 0 254 2 1 1 1 0 8 1 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 20 0 3 1 0 1 1 0 8 0 uaddrrnd 24 842 0 812 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 842 0 812 1 0 1 1 0 8 0 vmmpekpl 168 8296 0 8247 3 0 3 3 0 8 0 vmmpepl 168 60658 0 58658 119 20 99 107 0 357 0 vmsppl 488 841 0 811 6 1 5 5 0 8 0 rwobjpl 80 19693 0 18502 32 2 30 32 0 8 0 pdppl 4096 1691 0 1622 101 30 71 83 0 8 2 pvpl 32 17616 0 0 144 1 143 143 0 265 0 pmappl 256 841 0 811 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 294 0 41 8 0 8 8 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace ffs2_balloc(fffffd806e625d28,40a3b,50,fffffd80097fd6e8,1,ffff80002a2fe268) at ffs2_balloc+0xa0d sys/ufs/ffs/ffs_balloc.c:614 ffs_write(ffff80002a2fe2f0) at ffs_write+0x4f9 sys/ufs/ffs/ffs_vnops.c:345 VOP_WRITE(fffffd8074fb4558,ffff80002a2fe3a0,3,fffffd80097fd6e8) at VOP_WRITE+0x101 sys/kern/vfs_vops.c:245 ktrwriteraw(ffff80002a2327d8,fffffd8074fb4558,fffffd80097fd6e8,ffff80002a2fe470,ffff80002a2fe450) at ktrwriteraw+0x1be sys/kern/kern_ktrace.c:692 ktrsysret(ffff80002a2327d8,5b,0,ffff80002a2fe540) at ktrsysret+0x192 ktrwrite2 sys/kern/kern_ktrace.c:-1 [inline] ktrsysret(ffff80002a2327d8,5b,0,ffff80002a2fe540) at ktrsysret+0x192 sys/kern/kern_ktrace.c:209 syscall(ffff80002a2fe5f0) at syscall+0xa51 mi_syscall_return sys/sys/syscall_mi.h:204 [inline] syscall(ffff80002a2fe5f0) at syscall+0xa51 sys/arch/amd64/amd64/trap.c:804 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x76de0ecf9230, count: -7 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffff8000299adff0) 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 wakeup_n(ffffffff83ab4b54,ffffffff) at wakeup_n+0x54 sys/kern/kern_synch.c:581 uvm_pmr_freepages(fffffd8007fee530,1) at uvm_pmr_freepages+0x442 sys/uvm/uvm_pmemrange.c:1344 uvm_anfree(fffffd806435be90) at uvm_anfree+0xe9 sys/uvm/uvm_anon.c:112 amap_wipeout(fffffd806d532b00) at amap_wipeout+0x246 sys/uvm/uvm_amap.c:-1 uvm_unmap_detach(ffff80002a309c00,0) at uvm_unmap_detach+0x8a sys/uvm/uvm_map.c:1359 uvm_map_teardown(fffffd805d198d80) at uvm_map_teardown+0x360 sys/uvm/uvm_map.c:2536 exit1(ffff8000fffeed18,b,0,1) at exit1+0x6fc sys/kern/kern_exit.c:260 sys_exit(ffff8000fffeed18,ffff80002a309dd0,ffff80002a309d20) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff80002a309dd0) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a309dd0) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x76e98a224390, count: 1 ddb{1}> trace x86_ipi_db(ffff8000299adff0) 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 wakeup_n(ffffffff83ab4b54,ffffffff) at wakeup_n+0x54 sys/kern/kern_synch.c:581 uvm_pmr_freepages(fffffd8007fee530,1) at uvm_pmr_freepages+0x442 sys/uvm/uvm_pmemrange.c:1344 uvm_anfree(fffffd806435be90) at uvm_anfree+0xe9 sys/uvm/uvm_anon.c:112 amap_wipeout(fffffd806d532b00) at amap_wipeout+0x246 sys/uvm/uvm_amap.c:-1 uvm_unmap_detach(ffff80002a309c00,0) at uvm_unmap_detach+0x8a sys/uvm/uvm_map.c:1359 uvm_map_teardown(fffffd805d198d80) at uvm_map_teardown+0x360 sys/uvm/uvm_map.c:2536 exit1(ffff8000fffeed18,b,0,1) at exit1+0x6fc sys/kern/kern_exit.c:260 sys_exit(ffff8000fffeed18,ffff80002a309dd0,ffff80002a309d20) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff80002a309dd0) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a309dd0) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x76e98a224390, count: -14