panic: kernel diagnostic assertion "map->limit == rtmap_limit" failed: file "/syzkaller/managers/multicore/kernel/sys/net/rtable.c", line 132 Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 142699 12247 0 0 0 0 syz-executor *449485 12247 0 0 0x4000000 1K syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff83375a0c) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833b0b74,ffffffff833aa1be,84,ffffffff83404b74) at __assert+0x29 sys/kern/subr_prf.c:-1 rtmap_grow(21,21) at rtmap_grow+0x24f rtable_add(20) at rtable_add+0x2d9 rtable_alloc sys/net/rtable.c:370 [inline] rtable_add(20) at rtable_add+0x2d9 sys/net/rtable.c:223 if_createrdomain(20,ffff80000148d000) at if_createrdomain+0x40 sys/net/if.c:1952 ifioctl(ffff8000014d8140,8020699f,ffff80003c4ace80,ffff80003c432d28) at ifioctl+0x1c66 sys/net/if.c:2301 sys_ioctl(ffff80003c432d28,ffff80003c4ad060,ffff80003c4acfb0) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1 syscall(ffff80003c4ad060) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c4ad060) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:746 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x5fe65160f20, count: 5 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: kernel diagnostic assertion "map->limit == rtmap_limit" failed: file "/syzkaller/managers/multicore/kernel/sys/net/rtable.c", line 132 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff83375a0c) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833b0b74,ffffffff833aa1be,84,ffffffff83404b74) at __assert+0x29 sys/kern/subr_prf.c:-1 rtmap_grow(21,21) at rtmap_grow+0x24f rtable_add(20) at rtable_add+0x2d9 rtable_alloc sys/net/rtable.c:370 [inline] rtable_add(20) at rtable_add+0x2d9 sys/net/rtable.c:223 if_createrdomain(20,ffff80000148d000) at if_createrdomain+0x40 sys/net/if.c:1952 ifioctl(ffff8000014d8140,8020699f,ffff80003c4ace80,ffff80003c432d28) at ifioctl+0x1c66 sys/net/if.c:2301 sys_ioctl(ffff80003c432d28,ffff80003c4ad060,ffff80003c4acfb0) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1 syscall(ffff80003c4ad060) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c4ad060) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:746 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x5fe65160f20, count: -10 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80003c4acb90 rbx 0xffff8000299eeddf rdx 0 rcx 0xffff80003c432d28 rax 0xffff8000299edff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x63e8b6801d80314c r11 0xa7f9d8bee879ab94 r12 0xffff8000299eebe0 r13 0 r14 0 r15 0x1 rip 0xffffffff828fb595 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80003c4acb80 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=449485 pid=12247 tcnt=3 stat=onproc flags process=0 proc=4000000 runpri=50, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80003c432560,0xffffffff8391e108 process=0xffff80003ac2ab70 user=0xffff80003c4a8000, vmspace=0xfffffd800efaf5d8 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 12247 142699 85040 0 7 0 syz-executor 12247 424799 85040 0 2 0x4000000 syz-executor *12247 449485 85040 0 7 0x4000000 syz-executor 65293 241734 1 0 2 0x1004 init 7653 56245 786 0 2 0 syz-executor 7653 109120 786 0 2 0x4000000 syz-executor 84446 492031 74976 0 2 0 syz-executor 84446 481818 74976 0 3 0x4000080 fsleep syz-executor 46291 325716 54365 0 2 0 syz-executor 46291 170041 54365 0 3 0x4000080 fsleep syz-executor 94607 419267 51645 0 2 0 syz-executor 94607 288123 51645 0 2 0x4000000 syz-executor 94607 271206 51645 0 2 0x4000000 syz-executor 60261 57525 60395 60929 2 0x10 syz-executor 60261 242130 60395 60929 3 0x4000090 fsleep syz-executor 60261 365549 60395 60929 3 0x4000090 fsleep syz-executor 9920 478282 94116 0 2 0x1 syz-executor 9920 144546 94116 0 3 0x4000080 ttyin syz-executor 9920 112348 94116 0 2 0x4000000 syz-executor 9920 342366 94116 0 3 0x4000080 fsleep syz-executor 78361 16778 76086 0 2 0x1 syz-executor 78361 195746 76086 0 3 0x4000080 fsleep syz-executor 78361 200723 76086 0 3 0x4000080 fsleep syz-executor 51645 362376 70054 0 3 0x82 nanoslp syz-executor 85040 452784 70054 0 3 0x82 nanoslp syz-executor 53516 418757 0 0 3 0x14200 bored sosplice 76086 121400 70054 0 2 0x3 syz-executor 60395 218801 70054 0 3 0x82 nanoslp syz-executor 74976 134845 70054 0 3 0x82 nanoslp syz-executor 94116 265315 70054 0 2 0x3 syz-executor 54365 464938 70054 0 3 0x82 nanoslp syz-executor 786 422362 70054 0 3 0x82 nanoslp syz-executor 70054 198936 77445 0 3 0x82 kqread syz-executor 77445 268002 1363 0 3 0x10008a sigsusp ksh 1363 36091 9155 0 3 0x98 kqread sshd-session 9155 68143 38798 0 3 0x92 kqread sshd-session 38798 492853 1 0 3 0x88 kqread sshd 10227 226422 29746 74 3 0x1100092 bpf pflogd 29746 326932 1 0 3 0x80 sbwait pflogd 85073 517329 86242 73 3 0x1100090 kqread syslogd 86242 466295 1 0 3 0x100082 sbwait syslogd 89694 291415 1 0 3 0x100080 kqread resolvd 11452 487329 8359 77 3 0x100092 kqread dhcpleased 18209 118950 8359 77 3 0x100092 kqread dhcpleased 8359 411866 1 0 3 0x80 kqread dhcpleased 85157 380746 0 0 3 0x14200 bored smr 95613 161066 0 0 2 0x14200 zerothread 59160 277114 0 0 3 0x14200 aiodoned aiodoned 35030 389831 0 0 3 0x14200 syncer update 95164 264638 0 0 3 0x14200 cleaner cleaner 2660 169077 0 0 3 0x14200 reaper reaper 90662 415465 0 0 3 0x14200 pgdaemon pagedaemon 30227 191239 0 0 3 0x14200 bored viomb 48714 284167 0 0 3 0x40014200 acpi0 acpi0 54115 79085 0 0 3 0x40014200 idle1 34541 454116 0 0 3 0x14200 bored softnet7 86744 396890 0 0 3 0x14200 bored softnet6 52707 59664 0 0 3 0x14200 bored softnet5 49240 36214 0 0 3 0x14200 bored softnet4 70333 339696 0 0 3 0x14200 bored softnet3 9222 497738 0 0 3 0x14200 bored softnet2 35028 474136 0 0 3 0x14200 bored softnet1 3225 79816 0 0 3 0x14200 bored softnet0 29146 287947 0 0 3 0x14200 bored systqmp 76029 466517 0 0 3 0x14200 bored systq 79565 273101 0 0 3 0x14200 tmoslp softclockmp 29491 355279 0 0 3 0x40014200 tmoslp softclock 31302 230438 0 0 3 0x40014200 idle0 1 47217 0 0 3 0x82 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb{1}> show all locks Process 12247 (syz-executor) thread 0xffff80003c432d28 (449485) Process 7653 (syz-executor) thread 0xffff80003c432030 (109120) Process 94607 (syz-executor) thread 0xffff80003c433cb8 (288123) Process 94607 (syz-executor) thread 0xffff8000ffff27d8 (271206) ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10236 11088K 12337K 166960K 13246 0 pcb 17 14K 16K 166960K 660 0 rtable 210 11K 11K 166960K 503 0 pf 40 18K 131090K 166960K 353 0 ifaddr 42 8K 8K 166960K 146 0 ifgroup 59 2K 2K 166960K 250 0 sysctl 4 1K 9K 166960K 34 0 counters 70 37K 37K 166960K 282 0 ioctlops 0 0K 4K 166960K 2062 0 iov 0 0K 32K 166960K 102 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1554 98K 98K 166960K 2844 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 12 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 143 0 dirhash 12 2K 2K 166960K 36 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 18 65K 240K 166960K 1766 0 sigio 0 0K 0K 166960K 65 0 proc 63 99K 180K 166960K 848 0 subproc 72 4K 4K 166960K 102 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 623 0 in_multi 91 6K 7K 166960K 234 0 ether_multi 1 0K 0K 166960K 35 0 mrt 3 0K 0K 166960K 13 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 103 466K 466K 166960K 103 0 exec 1 0K 1K 166960K 700 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 0K 166960K 4 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 243 155K 179K 166960K 17849 0 UVM aobj 47 3K 3K 166960K 50 0 pinsyscall 42 84K 105K 166960K 2897 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 1K 166960K 99 0 NDP 13 0K 2K 166960K 103 0 temp 76 8652K 8788K 166960K 93074 0 kqueue 14 22K 34K 166960K 398 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 120 205 0 202 3 2 1 3 0 8 0 rtentry 176 169 0 90 5 0 5 5 0 8 0 unpcb 144 1878 0 1860 12 10 2 6 0 8 1 syncache 336 6 0 6 2 2 0 1 0 8 0 tcpcb 736 827 0 822 22 21 1 7 0 8 0 arp 128 18 0 8 1 0 1 1 0 8 0 inpcb 328 2406 0 2396 30 25 5 13 0 8 4 nd6 144 29 0 12 1 0 1 1 0 8 0 pkpcb 40 15 0 15 3 2 1 1 0 8 1 kcovpl 48 11 0 3 1 0 1 1 0 8 0 mppekey 1024 1 0 1 1 1 0 1 0 8 0 ppxss 1192 85 0 85 3 2 1 1 0 8 1 pppxif 1504 9 0 9 5 4 1 1 0 8 1 pfstscr 40 3 0 2 1 0 1 1 0 8 0 pffrag 232 30 0 19 1 0 1 1 0 482 0 pffrnode 88 28 0 18 1 0 1 1 0 8 0 pffrent 40 56 0 43 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 pfanchor 1288 3 0 0 1 0 1 1 0 8 0 pfstitem 24 132 0 26 1 0 1 1 0 8 0 pfstkey 128 136 0 30 4 0 4 4 0 8 0 pfstate 384 132 0 28 11 0 11 11 0 8 0 pfrule 1344 60 0 55 2 1 1 2 0 8 0 rttmr 136 3 0 3 3 2 1 1 0 8 1 art_heap8 4096 4 0 0 4 0 4 4 0 8 0 art_heap4 256 829 0 418 31 5 26 31 0 8 0 art_table 40 833 0 418 5 0 5 5 0 8 0 art_node 32 167 0 98 1 0 1 1 0 8 0 sysvmsgpl 40 42 0 2 1 0 1 1 0 8 0 semupl 112 3 0 3 2 2 0 1 0 8 0 semapl 112 138 0 128 1 0 1 1 0 8 0 shmpl 112 47 0 3 2 0 2 2 0 8 0 dirhash 1024 33 0 16 3 0 3 3 0 8 0 dino2pl 256 4519 0 3000 96 0 96 96 0 8 0 ffsino 296 4520 0 3000 119 1 118 118 0 8 0 nchpl 144 7060 0 6498 65 40 25 64 0 8 0 rtmask 32 12 0 12 5 4 1 1 0 8 1 uvmvnodes 80 5562 0 0 114 0 114 114 0 8 0 vnodes 216 5562 0 0 309 0 309 309 0 8 0 namei 1024 25095 0 25091 2 1 1 2 0 8 0 percpumem 16 156 0 106 1 0 1 1 0 8 0 kstatmem 264 162 0 132 7 4 3 3 0 8 0 acpiwqpl 32 1 0 1 1 0 1 1 1 8 1 scsiplug 72 5 0 5 3 2 1 1 0 8 1 scxspl 216 33355 0 33355 16 13 3 8 1 8 3 plimitpl 152 581 0 563 1 0 1 1 0 8 0 sigapl 424 2035 0 1980 7 0 7 7 0 8 0 knotepl 120 803 0 0 25 0 25 25 0 8 0 kqueuepl 224 947 0 937 11 6 5 5 0 8 4 pipepl 344 295 0 267 4 0 4 4 0 8 0 fdescpl 528 2005 0 1973 3 0 3 3 0 8 0 filepl 160 14665 0 14443 23 9 14 16 0 8 1 lockfpl 104 755 0 752 2 1 1 2 0 8 0 lockfspl 48 328 0 325 1 0 1 1 0 8 0 sessionpl 144 28 0 20 1 0 1 1 0 8 0 pgrppl 48 55 0 39 1 0 1 1 0 8 0 ucredpl 104 1845 0 1831 1 0 1 1 0 8 0 zombiepl 144 2707 0 2707 1 0 1 1 0 8 1 processpl 1232 2035 0 1980 5 0 5 5 0 8 0 procpl 664 4884 0 4815 7 0 7 7 0 8 1 sosppl 168 7 0 7 3 2 1 1 0 8 1 sockpl 752 4539 0 4508 49 41 8 18 0 8 4 mcl64k 65536 5 0 0 1 0 1 1 0 8 0 mcl12k 12288 2 0 0 1 0 1 1 0 8 0 mcl9k 9216 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 117 0 0 15 0 15 15 0 8 0 mcl2k2 2112 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 51 0 0 5 0 5 5 0 8 0 mtagpl 96 9 0 0 1 0 1 1 0 8 0 mbufpl 256 407 0 0 25 0 25 25 0 8 0 bufpl 280 12418 0 6274 440 1 439 440 0 8 0 anonpl 32 13392 0 0 108 0 108 108 0 246 0 amapchunkpl 152 61060 0 60538 53 25 28 33 0 158 5 amappl16 200 6028 0 5991 56 42 14 26 0 8 8 amappl15 192 6 0 6 1 1 0 1 0 8 0 amappl14 184 127 0 116 1 0 1 1 0 8 0 amappl13 176 5 0 5 1 1 0 1 0 8 0 amappl12 168 2697 0 2666 2 0 2 2 0 8 0 amappl11 160 52 0 38 1 0 1 1 0 8 0 amappl10 152 6 0 6 1 1 0 1 0 8 0 amappl9 144 253 0 252 1 0 1 1 0 8 0 amappl8 136 21 0 19 1 0 1 1 0 8 0 amappl7 128 113 0 102 1 0 1 1 0 8 0 amappl6 120 209 0 205 1 0 1 1 0 8 0 amappl5 112 138 0 128 1 0 1 1 0 8 0 amappl4 104 304 0 287 1 0 1 1 0 8 0 amappl3 96 10692 0 10589 4 1 3 4 0 8 0 amappl2 88 2258 0 2177 2 0 2 2 0 8 0 amappl1 80 15125 0 14550 15 0 15 15 0 8 0 amappl 88 16826 0 16652 5 0 5 5 0 92 0 dma65536 65536 65 0 65 1 1 0 1 0 8 0 dma32768 32768 1 0 1 1 1 0 1 0 8 0 dma16384 16384 1 0 1 1 1 0 1 0 8 0 dma8192 8192 2 0 2 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 128 253 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 19 0 18 1 0 1 1 0 8 0 aobjpl 72 49 0 3 1 0 1 1 0 8 0 uaddrrnd 24 2005 0 1973 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 2005 0 1973 1 0 1 1 0 8 0 vmmpekpl 168 16822 0 16777 4 1 3 3 0 8 0 vmmpepl 168 128854 0 126838 121 19 102 109 0 357 6 vmsppl 488 2004 0 1973 6 1 5 5 0 8 0 rwobjpl 80 40024 0 33498 137 2 135 135 0 8 0 pdppl 4096 4018 0 3946 115 43 72 84 0 8 0 pvpl 32 19272 0 0 156 0 156 156 0 265 0 pmappl 256 2004 0 1973 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 333 0 79 8 0 8 8 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff83837ff0) 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(ffffffff838727a8) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:134 [inline] __mp_lock(ffffffff838727a8) at __mp_lock+0x192 sys/kern/kern_lock.c:165 softintr_dispatch(0) at softintr_dispatch+0x125 sys/kern/kern_softintr.c:83 dosoftint(0) at dosoftint+0x54 sys/arch/amd64/amd64/intr.c:847 Xsoftclock() at Xsoftclock+0x27 end of kernel end trace frame: 0x7c406297fb10, count: 8 ddb{0}> trace x86_ipi_db(ffffffff83837ff0) 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(ffffffff838727a8) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:134 [inline] __mp_lock(ffffffff838727a8) at __mp_lock+0x192 sys/kern/kern_lock.c:165 softintr_dispatch(0) at softintr_dispatch+0x125 sys/kern/kern_softintr.c:83 dosoftint(0) at dosoftint+0x54 sys/arch/amd64/amd64/intr.c:847 Xsoftclock() at Xsoftclock+0x27 end of kernel end trace frame: 0x7c406297fb10, count: -7 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(ffffffff83375a0c) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833b0b74,ffffffff833aa1be,84,ffffffff83404b74) at __assert+0x29 sys/kern/subr_prf.c:-1 rtmap_grow(21,21) at rtmap_grow+0x24f rtable_add(20) at rtable_add+0x2d9 rtable_alloc sys/net/rtable.c:370 [inline] rtable_add(20) at rtable_add+0x2d9 sys/net/rtable.c:223 if_createrdomain(20,ffff80000148d000) at if_createrdomain+0x40 sys/net/if.c:1952 ifioctl(ffff8000014d8140,8020699f,ffff80003c4ace80,ffff80003c432d28) at ifioctl+0x1c66 sys/net/if.c:2301 sys_ioctl(ffff80003c432d28,ffff80003c4ad060,ffff80003c4acfb0) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1 syscall(ffff80003c4ad060) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c4ad060) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:746 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x5fe65160f20, count: 5 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff83375a0c) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff833b0b74,ffffffff833aa1be,84,ffffffff83404b74) at __assert+0x29 sys/kern/subr_prf.c:-1 rtmap_grow(21,21) at rtmap_grow+0x24f rtable_add(20) at rtable_add+0x2d9 rtable_alloc sys/net/rtable.c:370 [inline] rtable_add(20) at rtable_add+0x2d9 sys/net/rtable.c:223 if_createrdomain(20,ffff80000148d000) at if_createrdomain+0x40 sys/net/if.c:1952 ifioctl(ffff8000014d8140,8020699f,ffff80003c4ace80,ffff80003c432d28) at ifioctl+0x1c66 sys/net/if.c:2301 sys_ioctl(ffff80003c432d28,ffff80003c4ad060,ffff80003c4acfb0) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1 syscall(ffff80003c4ad060) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c4ad060) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:746 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x5fe65160f20, count: -10