panic:p apnoiocl_: ckacerhnee_ilt edima_mgnaogsict_icc haecssk:er tmbiuofn "p!l_ kcperun elf_releoc lki_shte lmdo(d)if"i edf:a iiltedem: afdildre 0"x/sfyfzfkfafdll8e0r6/d6ma8fn9a0ge0+rs16/ m0uxl0t!ic=0oxrc4e0/2k5e8r6n1e0l/7sdy0s0/33k0er n/Stopped at db_enter+0x18: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 406213 59376 0 0 0 0 syz-executor.1 *111629 48507 0 0x12 0 1 sshd db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398 panic(ffffffff823fdf6d) at panic+0x15c sys/kern/subr_prf.c:207 pool_cache_get(ffffffff8291f248) at pool_cache_get+0x323 pool_cache_item_magic_check sys/kern/subr_pool.c:1781 [inline] pool_cache_get(ffffffff8291f248) at pool_cache_get+0x323 sys/kern/subr_pool.c:1884 pool_get(ffffffff8291f248,1) at pool_get+0x91 sys/kern/subr_pool.c:572 m_gethdr(1,1) at m_gethdr+0x4c sys/kern/uipc_mbuf.c:283 m_getuio(ffff800020e63088,0,43b4,ffff800020e63208) at m_getuio+0xe4 sys/kern/uipc_socket.c:587 sosend(fffffd806eae0968,0,ffff800020e63208,0,0,80) at sosend+0x54e sys/kern/uipc_socket.c:542 dofilewritev(ffff800020e41600,4,ffff800020e63208,0,ffff800020e632f0) at dofilewritev+0x1b6 sys/kern/sys_generic.c:365 sys_write(ffff800020e41600,ffff800020e632a0,ffff800020e632f0) at sys_write+0x83 sys/kern/sys_generic.c:285 syscall(ffff800020e63370) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800020e63370) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffe8630, 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 pool_cache_item_magic_check: mbufpl cpu free list modified: item addr 0xfffffd806d68f900+16 0x0!=0xc402586107d00330 ddb{1}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398 panic(ffffffff823fdf6d) at panic+0x15c sys/kern/subr_prf.c:207 pool_cache_get(ffffffff8291f248) at pool_cache_get+0x323 pool_cache_item_magic_check sys/kern/subr_pool.c:1781 [inline] pool_cache_get(ffffffff8291f248) at pool_cache_get+0x323 sys/kern/subr_pool.c:1884 pool_get(ffffffff8291f248,1) at pool_get+0x91 sys/kern/subr_pool.c:572 m_gethdr(1,1) at m_gethdr+0x4c sys/kern/uipc_mbuf.c:283 m_getuio(ffff800020e63088,0,43b4,ffff800020e63208) at m_getuio+0xe4 sys/kern/uipc_socket.c:587 sosend(fffffd806eae0968,0,ffff800020e63208,0,0,80) at sosend+0x54e sys/kern/uipc_socket.c:542 dofilewritev(ffff800020e41600,4,ffff800020e63208,0,ffff800020e632f0) at dofilewritev+0x1b6 sys/kern/sys_generic.c:365 sys_write(ffff800020e41600,ffff800020e632a0,ffff800020e632f0) at sys_write+0x83 sys/kern/sys_generic.c:285 syscall(ffff800020e63370) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800020e63370) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffe8630, count: -11 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff800020e62db0 rbx 0xffff800020e62e60 rdx 0x8b rcx 0x2 rax 0x1 r8 0xffffffff817e707f kprintf+0x16f r9 0x1 r10 0x2 r11 0xe14e9a9d3b6debc8 r12 0x3000000008 r13 0xffff800020e62dc0 r14 0x100 r15 0x1 rip 0xffffffff81354558 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff800020e62da0 ss 0x10 db_enter+0x18: addq $0x8,%rsp ddb{1}> show proc PROC (sshd) pid=111629 stat=onproc flags process=12 proc=0 pri=50, usrpri=50, nice=20 forw=0xffffffffffffffff, list=0xffff800020e40280,0xffff800020e40020 process=0xffff800020e383f0 user=0xffff800020e5e000, vmspace=0xfffffd806e8f7458 estcpu=0, cpticks=2, pctcpu=0.0 user=0, sys=2, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 59376 406213 45336 0 7 0 syz-executor.1 45336 393749 18212 0 2 0x2 syz-executor.1 61924 505139 0 0 3 0x14280 nfsidl nfsio 13249 473797 0 0 3 0x14280 nfsidl nfsio 7889 202311 0 0 3 0x14280 nfsidl nfsio 43152 239479 0 0 3 0x14280 nfsidl nfsio 76253 246287 0 0 3 0x14280 nfsidl nfsio 67070 401542 0 0 3 0x14280 nfsidl nfsio 41434 104890 0 0 3 0x14280 nfsidl nfsio 85851 184874 0 0 3 0x14280 nfsidl nfsio 37458 123824 0 0 3 0x14280 nfsidl nfsio 61804 244172 0 0 3 0x14280 nfsidl nfsio 6110 369341 0 0 3 0x14280 nfsidl nfsio 57957 395712 0 0 3 0x14280 nfsidl nfsio 79601 408521 0 0 3 0x14280 nfsidl nfsio 58831 355846 0 0 3 0x14280 nfsidl nfsio 59571 111416 0 0 3 0x14280 nfsidl nfsio 87377 73473 0 0 3 0x14280 nfsidl nfsio 81004 5130 0 0 3 0x14280 nfsidl nfsio 13284 461135 0 0 3 0x14280 nfsidl nfsio 40226 347005 0 0 3 0x14280 nfsidl nfsio 28129 258880 0 0 3 0x14280 nfsidl nfsio 5526 60569 0 0 3 0x14200 bored sosplice 11995 470921 18212 0 2 0x2 syz-executor.0 18212 405500 80750 0 2 0x82 syz-fuzzer 18212 492512 80750 0 2 0x4000482 syz-fuzzer 18212 394316 80750 0 3 0x4000082 thrsleep syz-fuzzer 18212 358635 80750 0 3 0x4000082 thrsleep syz-fuzzer 18212 420439 80750 0 3 0x4000082 thrsleep syz-fuzzer 18212 444302 80750 0 3 0x4000082 thrsleep syz-fuzzer 18212 278435 80750 0 3 0x4000082 thrsleep syz-fuzzer 18212 413541 80750 0 3 0x4000082 thrsleep syz-fuzzer 18212 173670 80750 0 3 0x4000082 thrsleep syz-fuzzer 18212 51851 80750 0 2 0x4000082 syz-fuzzer 80750 323812 48507 0 3 0x10008a pause ksh *48507 111629 27801 0 7 0x12 sshd 8363 463410 1 0 3 0x100083 ttyin getty 27801 173814 1 0 3 0x80 select sshd 21076 416278 39397 74 3 0x100092 bpf pflogd 39397 272037 1 0 3 0x80 netio pflogd 35644 260519 87031 73 3 0x100090 kqread syslogd 87031 193803 1 0 3 0x100082 netio syslogd 22094 344075 1 77 3 0x100090 poll dhclient 97711 272332 1 0 3 0x80 poll dhclient 13317 242110 0 0 3 0x14200 bored smr 88885 147545 0 0 3 0x14200 pgzero zerothread 29942 435733 0 0 3 0x14200 aiodoned aiodoned 79098 278512 0 0 3 0x14200 syncer update 30565 179098 0 0 3 0x14200 cleaner cleaner 59070 79611 0 0 3 0x14200 reaper reaper 67016 134036 0 0 3 0x14200 pgdaemon pagedaemon 84552 256263 0 0 3 0x14200 bored crynlk 58739 81168 0 0 3 0x14200 bored crypto 52259 1845 0 0 3 0x40014200 acpi0 acpi0 53951 261704 0 0 3 0x40014200 idle1 19787 502593 0 0 3 0x14200 bored softnet 53157 231440 0 0 3 0x14200 bored systqmp 84538 11518 0 0 3 0x14200 bored systq 55556 156112 0 0 3 0x40014200 bored softclock 67423 295669 0 0 3 0x40014200 idle0 1 72508 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 9535 6432K 6949K 78643K 11220 0 pcb 13 8K 8K 78643K 64 0 rtable 105 6K 7K 78643K 417 0 ifaddr 88 17K 17K 78643K 161 0 counters 43 33K 34K 78643K 61 0 ioctlops 0 0K 4K 78643K 1514 0 iov 0 0K 12K 78643K 47 0 mount 1 1K 1K 78643K 1 0 vnodes 1232 77K 78K 78643K 1439 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 14 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 1K 78643K 105 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1824 197K 290K 78643K 13058 0 file desc 5 13K 25K 78643K 426 0 sigio 0 0K 0K 78643K 23 0 proc 61 63K 95K 78643K 518 0 subproc 32 2K 2K 78643K 51 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 45 0 in_multi 63 3K 3K 78643K 137 0 ether_multi 1 0K 0K 78643K 12 0 mrt 1 0K 0K 78643K 1 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 55 254K 254K 78643K 55 0 exec 0 0K 1K 78643K 265 0 pagedep 1 8K 8K 78643K 1 0 inodedep 1 32K 32K 78643K 1 0 newblk 1 0K 0K 78643K 1 0 VM swap 7 26K 26K 78643K 7 0 UVM amap 125 72K 88K 78643K 2357 0 UVM aobj 25 6K 6K 78643K 29 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 47 0 NDP 14 0K 0K 78643K 30 0 temp 112 3857K 3922K 78643K 6516 0 kqueue 3 4K 16K 78643K 25 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 arp 64 10 0 4 1 0 1 1 0 8 0 plcache 128 20 0 0 1 0 1 1 0 8 0 rtpcb 80 31 0 29 1 0 1 1 0 8 0 rtentry 112 79 0 41 2 0 2 2 0 8 0 unpcb 120 262 0 251 1 0 1 1 0 8 0 syncache 264 6 0 6 2 2 0 1 0 8 0 tcpcb 544 154 0 150 1 0 1 1 0 8 0 inpcb 296 433 0 425 2 1 1 2 0 8 0 nd6 48 15 0 12 1 0 1 1 0 8 0 pkpcb 40 4 0 4 1 1 0 1 0 8 0 ppxss 1128 3 0 3 1 1 0 1 0 8 0 pffrag 232 3 0 3 1 0 1 1 0 482 1 pffrnode 88 3 0 3 1 0 1 1 0 8 1 pffrent 40 94 0 94 1 0 1 1 0 8 1 pfosfp 40 846 0 423 5 0 5 5 0 8 0 pfosfpen 112 1428 0 714 21 0 21 21 0 8 0 pfrktable 1344 23 0 20 2 1 1 1 0 8 0 pfstitem 24 32 0 15 1 0 1 1 0 8 0 pfstkey 112 32 0 15 1 0 1 1 0 8 0 pfstate 328 32 0 14 2 0 2 2 0 8 0 pfrule 1360 31 0 22 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 299 0 135 15 4 11 15 0 8 0 art_table 32 300 0 135 2 0 2 2 0 8 0 art_node 16 78 0 43 1 0 1 1 0 8 0 sysvmsgpl 40 2 0 2 1 1 0 1 0 8 0 semupl 112 2 0 2 1 1 0 1 0 8 0 semapl 112 93 0 83 1 0 1 1 0 8 0 shmpl 112 27 0 4 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1946 0 540 89 0 89 89 0 8 0 ffsino 272 1946 0 540 95 0 95 95 0 8 0 nchpl 144 2930 0 1332 60 0 60 60 0 8 0 uvmvnodes 72 2158 0 0 40 0 40 40 0 8 0 vnodes 208 2158 0 0 114 0 114 114 0 8 0 namei 1024 8164 0 8164 1 0 1 1 0 8 1 percpumem 16 41 0 9 1 0 1 1 0 8 0 vcpupl 1984 7 0 0 1 0 1 1 0 8 0 vmpool 560 11 0 4 1 0 1 1 0 8 0 pfiaddrpl 120 10 0 6 2 1 1 1 0 8 0 scxspl 192 8582 0 8582 10 7 3 7 0 8 3 plimitpl 152 36 0 28 1 0 1 1 0 8 0 sigapl 424 659 0 607 6 0 6 6 0 8 0 futexpl 56 5958 0 5958 1 0 1 1 0 8 1 knotepl 112 96 0 77 1 0 1 1 0 8 0 kqueuepl 144 78 0 74 1 0 1 1 0 8 0 pipelkpl 48 156 0 146 1 0 1 1 0 8 0 pipepl 120 312 0 293 2 1 1 2 0 8 0 fdescpl 496 623 0 607 3 0 3 3 0 8 0 filepl 152 4031 0 3930 7 2 5 7 0 8 1 lockfpl 104 110 0 109 1 0 1 1 0 8 0 lockfspl 48 44 0 43 1 0 1 1 0 8 0 sessionpl 112 19 0 8 1 0 1 1 0 8 0 pgrppl 48 19 0 8 1 0 1 1 0 8 0 ucredpl 96 393 0 383 1 0 1 1 0 8 0 zombiepl 144 607 0 607 1 0 1 1 0 8 1 processpl 984 659 0 607 7 0 7 7 0 8 0 procpl 624 1541 0 1480 6 0 6 6 0 8 0 sosppl 128 2 0 2 1 1 0 1 0 8 0 sockpl 400 730 0 710 5 1 4 4 0 8 1 mcl64k 65536 7 0 0 1 0 1 1 0 8 0 mcl16k 16384 1 0 0 1 0 1 1 0 8 0 mcl12k 12288 5 0 0 1 0 1 1 0 8 0 mcl9k 9216 5 0 0 1 0 1 1 0 8 0 mcl8k 8192 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 9 0 0 2 0 2 2 0 8 0 mcl2k2 2112 1 0 0 1 0 1 1 0 8 0 mcl2k 2048 258 0 0 32 0 32 32 0 8 0 mtagpl 96 23 0 0 1 0 1 1 0 8 0 mbufpl 256 284 0 0 17 0 17 17 0 8 0 bufpl 280 4493 0 135 312 0 312 312 0 8 0 anonpl 16 77656 0 61411 80 1 79 79 0 124 9 amapchunkpl 152 4018 0 3872 24 4 20 20 0 158 13 amappl16 192 2790 0 1894 64 10 54 58 0 8 8 amappl15 184 283 0 279 1 0 1 1 0 8 0 amappl14 176 119 0 116 1 0 1 1 0 8 0 amappl13 168 35 0 32 1 0 1 1 0 8 0 amappl12 160 114 0 109 1 0 1 1 0 8 0 amappl11 152 343 0 326 1 0 1 1 0 8 0 amappl10 144 24 0 18 1 0 1 1 0 8 0 amappl9 136 395 0 393 1 0 1 1 0 8 0 amappl8 128 380 0 343 2 0 2 2 0 8 0 amappl7 120 125 0 112 1 0 1 1 0 8 0 amappl6 112 201 0 198 1 0 1 1 0 8 0 amappl5 104 335 0 319 1 0 1 1 0 8 0 amappl4 96 683 0 654 1 0 1 1 0 8 0 amappl3 88 126 0 121 1 0 1 1 0 8 0 amappl2 80 4157 0 4092 2 0 2 2 0 8 0 amappl1 72 23481 0 23049 23 13 10 18 0 8 0 amappl 80 1801 0 1755 2 0 2 2 0 84 0 dma4096 4096 1 0 1 1 1 0 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 64 28 0 4 1 0 1 1 0 8 0 uaddrrnd 24 634 0 611 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 634 0 611 1 0 1 1 0 8 0 vmmpekpl 168 8674 0 8632 3 0 3 3 0 8 0 vmmpepl 168 82726 0 80678 135 20 115 126 0 357 19 vmsppl 368 633 0 611 3 0 3 3 0 8 0 pdppl 4096 1275 0 1229 7 0 7 7 0 8 0 pvpl 32 237711 0 218535 190 3 187 187 0 265 21 pmappl 232 633 0 611 2 0 2 2 0 8 0 extentpl 40 53 0 36 1 0 1 1 0 8 0 phpool 112 284 0 8 8 0 8 8 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp x86_ipi_db(ffffffff826eeff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:352 x86_ipi_handler() at x86_ipi_handler+0xc6 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23 x86_bus_space_io_read_1(3f8,5) at x86_bus_space_io_read_1+0x3c sys/arch/amd64/amd64/bus_space.c:639 comcnputc(800,2f) at comcnputc+0x1c8 sys/dev/ic/com.c:1260 cnputc(2f) at cnputc+0x4c sys/dev/cons.c:239 kputchar(2f,5,0) at kputchar+0x219 sys/kern/subr_prf.c:343 kprintf() at kprintf+0x1b7c sys/kern/subr_prf.c:1052 panic(ffffffff823fbe1d) at panic+0xf3 vprintf sys/kern/subr_prf.c:528 [inline] panic(ffffffff823fbe1d) at panic+0xf3 sys/kern/subr_prf.c:197 __assert(ffffffff82467fc8,ffffffff8244f227,29e,ffffffff8242cc5e) at __assert+0x2b sys/kern/subr_prf.c:154 proc_trampoline_mp() at proc_trampoline_mp+0x123 end trace frame: 0x0, count: 4 ddb{0}> trace x86_ipi_db(ffffffff826eeff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:352 x86_ipi_handler() at x86_ipi_handler+0xc6 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23 x86_bus_space_io_read_1(3f8,5) at x86_bus_space_io_read_1+0x3c sys/arch/amd64/amd64/bus_space.c:639 comcnputc(800,2f) at comcnputc+0x1c8 sys/dev/ic/com.c:1260 cnputc(2f) at cnputc+0x4c sys/dev/cons.c:239 kputchar(2f,5,0) at kputchar+0x219 sys/kern/subr_prf.c:343 kprintf() at kprintf+0x1b7c sys/kern/subr_prf.c:1052 panic(ffffffff823fbe1d) at panic+0xf3 vprintf sys/kern/subr_prf.c:528 [inline] panic(ffffffff823fbe1d) at panic+0xf3 sys/kern/subr_prf.c:197 __assert(ffffffff82467fc8,ffffffff8244f227,29e,ffffffff8242cc5e) at __assert+0x2b sys/kern/subr_prf.c:154 proc_trampoline_mp() at proc_trampoline_mp+0x123 end trace frame: 0x0, count: -11 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x18: addq $0x8,%rsp db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398 panic(ffffffff823fdf6d) at panic+0x15c sys/kern/subr_prf.c:207 pool_cache_get(ffffffff8291f248) at pool_cache_get+0x323 pool_cache_item_magic_check sys/kern/subr_pool.c:1781 [inline] pool_cache_get(ffffffff8291f248) at pool_cache_get+0x323 sys/kern/subr_pool.c:1884 pool_get(ffffffff8291f248,1) at pool_get+0x91 sys/kern/subr_pool.c:572 m_gethdr(1,1) at m_gethdr+0x4c sys/kern/uipc_mbuf.c:283 m_getuio(ffff800020e63088,0,43b4,ffff800020e63208) at m_getuio+0xe4 sys/kern/uipc_socket.c:587 sosend(fffffd806eae0968,0,ffff800020e63208,0,0,80) at sosend+0x54e sys/kern/uipc_socket.c:542 dofilewritev(ffff800020e41600,4,ffff800020e63208,0,ffff800020e632f0) at dofilewritev+0x1b6 sys/kern/sys_generic.c:365 sys_write(ffff800020e41600,ffff800020e632a0,ffff800020e632f0) at sys_write+0x83 sys/kern/sys_generic.c:285 syscall(ffff800020e63370) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800020e63370) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffe8630, count: 4 ddb{1}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:398 panic(ffffffff823fdf6d) at panic+0x15c sys/kern/subr_prf.c:207 pool_cache_get(ffffffff8291f248) at pool_cache_get+0x323 pool_cache_item_magic_check sys/kern/subr_pool.c:1781 [inline] pool_cache_get(ffffffff8291f248) at pool_cache_get+0x323 sys/kern/subr_pool.c:1884 pool_get(ffffffff8291f248,1) at pool_get+0x91 sys/kern/subr_pool.c:572 m_gethdr(1,1) at m_gethdr+0x4c sys/kern/uipc_mbuf.c:283 m_getuio(ffff800020e63088,0,43b4,ffff800020e63208) at m_getuio+0xe4 sys/kern/uipc_socket.c:587 sosend(fffffd806eae0968,0,ffff800020e63208,0,0,80) at sosend+0x54e sys/kern/uipc_socket.c:542 dofilewritev(ffff800020e41600,4,ffff800020e63208,0,ffff800020e632f0) at dofilewritev+0x1b6 sys/kern/sys_generic.c:365 sys_write(ffff800020e41600,ffff800020e632a0,ffff800020e632f0) at sys_write+0x83 sys/kern/sys_generic.c:285 syscall(ffff800020e63370) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800020e63370) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffe8630, count: -11