panic: bad arg kind: goroutine 24 [running]: github.com/google/syzkaller/prog.clone(0x0, 0xc0000ea700, 0xc000473870, 0xc002340690, 0xc0004736b8) /syzkaller/gopath/src/github.com/google/syzkaller/prog/clone.go:79 +0x91b github.com/google/syzkaller/prog.clone(0x9b2d80, 0xc00000dea0, 0xc000473870, 0xc000473910, 0xc0004737b8) /syzkaller/gopath/src/github.com/google/syzkaller/prog/clone.go:57 +0x18d github.com/google/syzkaller/prog.clone(0x9b2dc0, 0xc0000c9800, 0xc000473870, 0x9b2d00, 0xc00238ac70) /syzkaller/gopath/src/github.com/google/syzkaller/prog/clone.go:44 +0x567 github.com/google/syzkaller/prog.(*Prog).Clone(0xc0003ba580, 0x8faed2) /syzkaller/gopath/src/github.com/google/syzkaller/prog/clone.go:24 +0x279 github.com/google/syzkaller/prog.(*randGen).resourceCentric(0xc00206d620, 0xc0020bae10, 0xcac480, 0x0, 0x0, 0x0, 0x926730, 0x203000, 0x203000) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:839 +0xc2 github.com/google/syzkaller/prog.(*ResourceType).generate(0xcac480, 0xc00206d620, 0xc0020bae10, 0x0, 0x887e00, 0x0, 0xc0022d81c0, 0x40, 0x40) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:669 +0x27c github.com/google/syzkaller/prog.(*randGen).generateArgImpl(0xc00206d620, 0xc0020bae10, 0x9b90a0, 0xcac480, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:658 +0x450 github.com/google/syzkaller/prog.(*randGen).generateArg(...) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:608 github.com/google/syzkaller/prog.(*randGen).generateArgs(0xc00206d620, 0xc0020bae10, 0xcccee0, 0x4, 0x4, 0xc0028a9000, 0x16f, 0x16f, 0x162f, 0xde, ...) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:596 +0x116 github.com/google/syzkaller/prog.(*randGen).generateParticularCall(0xc00206d620, 0xc0020bae10, 0xd2b6c0, 0xde, 0xc0020bae10, 0xc001cbbe00) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:551 +0xd5 github.com/google/syzkaller/prog.(*randGen).generateCall(0xc00206d620, 0xc0020bae10, 0xc0021e3d80, 0x5, 0xc0021e3d80, 0xc0021e3f40, 0xc0020bae10) /syzkaller/gopath/src/github.com/google/syzkaller/prog/rand.go:540 +0x95 github.com/google/syzkaller/prog.(*mutator).insertCall(0xc000473ec0, 0x14) /syzkaller/gopath/src/github.com/google/syzkaller/prog/mutation.go:141 +0xf2 github.com/google/syzkaller/prog.(*Prog).Mutate(0xc0021e3d80, 0x9ac400, 0xc001b3a660, 0x14, 0xc002ccdb40, 0xc00282c000, 0x26cd, 0x3000) /syzkaller/gopath/src/github.com/google/syzkaller/prog/mutation.go:45 +0x2ea main.(*Proc).loop(0xc002e33980) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:95 +0x434 created by main.main vm_impl_init_vmx: uvm_share failed (22) failed to init arch-specific features for vm 0x0xffff800020e46460 /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:260 +0x1188 OpenBSD/amd64 (ci-openbsd-multicore-4.c.syzkaller.internal) (tty00) login: kernel: protection fault trap, code=0 Stopped at in_delmulti+0x8d: movl 0xc(%r14),%r15d ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic the kernel did not panic ddb{1}> trace in_delmulti(fbdff7ffefffffff) at in_delmulti+0x8d sys/netinet/in.c:914 in_purgeaddr(ffff800000aa2b00) at in_purgeaddr+0x156 sys/netinet/in.c:760 in_ifdetach(ffff800000af7000) at in_ifdetach+0x74 sys/netinet/in.c:971 if_detach(ffff800000af7000) at if_detach+0x140 sys/net/if.c:1142 tun_clone_destroy(ffff800000af7000) at tun_clone_destroy+0x1f2 sys/net/if_tun.c:329 tun_dev_close(5d01,7) at tun_dev_close+0x160 sys/net/if_tun.c:480 spec_close(ffff8000226f52d0) at spec_close+0x311 sys/kern/spec_vnops.c:560 VOP_CLOSE(fffffd806e296348,7,fffffd807f7bf720,ffff800020dddad8) at VOP_CLOSE+0xc0 sys/kern/vfs_vops.c:174 vn_closefile(fffffd8067defb68,ffff800020dddad8) at vn_closefile+0xd7 vn_close sys/kern/vfs_vnops.c:298 [inline] vn_closefile(fffffd8067defb68,ffff800020dddad8) at vn_closefile+0xd7 sys/kern/vfs_vnops.c:614 fdrop(fffffd8067defb68,ffff800020dddad8) at fdrop+0xc2 sys/kern/kern_descrip.c:1279 closef(fffffd8067defb68,ffff800020dddad8) at closef+0x11c sys/kern/kern_descrip.c:1263 fdfree(ffff800020dddad8) at fdfree+0x101 sys/kern/kern_descrip.c:1195 exit1(ffff800020dddad8,0,d,1) at exit1+0x32c sys/kern/kern_exit.c:197 postsig(ffff800020dddad8,d) at postsig+0x4ed sigexit sys/kern/kern_sig.c:1483 [inline] postsig(ffff800020dddad8,d) at postsig+0x4ed sys/kern/kern_sig.c:1415 userret(ffff800020dddad8) at userret+0x199 sys/kern/kern_sig.c:1872 syscall(ffff8000226f5750) at syscall+0x55f mi_syscall_return sys/sys/syscall_mi.h:129 [inline] syscall(ffff8000226f5750) at syscall+0x55f sys/arch/amd64/amd64/trap.c:592 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffc44f0, count: -17 ddb{1}> show registers rdi 0x2 rsi 0 rbp 0xffff8000226f50a0 rbx 0 rdx 0xffff800020dddad8 rcx 0 rax 0 r8 0xffffffff81760ba3 rt_ifa_purge+0x153 r9 0x5 r10 0x3 r11 0xd4c8b807b9082fe1 r12 0 r13 0x3 r14 0xfbdff7ffefffffff r15 0x1 rip 0xffffffff81b3d60d in_delmulti+0x8d cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff8000226f5040 ss 0x10 in_delmulti+0x8d: movl 0xc(%r14),%r15d ddb{1}> show proc PROC (syz-executor.1) pid=483072 stat=onproc flags process=a proc=2000 pri=32, usrpri=86, nice=20 forw=0xffffffffffffffff, list=0xffff800020e4f120,0xffff800020dfcc58 process=0xffff800020df1348 user=0xffff8000226f0000, vmspace=0xfffffd807f0005c0 estcpu=36, cpticks=2, pctcpu=0.9 user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 35059 60954 0 0 3 0x14280 nfsidl nfsio 1472 244215 0 0 3 0x14280 nfsidl nfsio 44336 326685 0 0 3 0x14280 nfsidl nfsio 37850 36734 0 0 3 0x14280 nfsidl nfsio 45579 325293 0 0 3 0x14280 nfsidl nfsio 4095 432899 0 0 3 0x14280 nfsidl nfsio 24566 439330 0 0 3 0x14280 nfsidl nfsio 62614 10468 0 0 3 0x14280 nfsidl nfsio 43495 391405 0 0 3 0x14280 nfsidl nfsio 24935 181089 0 0 3 0x14280 nfsidl nfsio 27846 326817 0 0 3 0x14280 nfsidl nfsio 45770 68392 0 0 3 0x14280 nfsidl nfsio 13188 219161 0 0 3 0x14280 nfsidl nfsio 15129 129688 0 0 3 0x14280 nfsidl nfsio 26338 90537 0 0 3 0x14280 nfsidl nfsio 31826 37920 0 0 3 0x14280 nfsidl nfsio 44349 99683 0 0 3 0x14280 nfsidl nfsio 90013 260907 0 0 3 0x14280 nfsidl nfsio 19922 494656 0 0 3 0x14280 nfsidl nfsio 90215 295395 0 0 3 0x14280 nfsidl nfsio 44855 316606 0 0 3 0x14200 bored sosplice 59406 45387 73835 0 2 0x12 sshd 22673 275434 1 0 3 0x100083 ttyin getty 73835 423408 1 0 3 0x80 select sshd 49169 492647 46871 74 3 0x100092 bpf pflogd 46871 355112 1 0 3 0x80 netio pflogd 98915 371423 35667 73 3 0x100090 kqread syslogd 35667 254617 1 0 3 0x100082 netio syslogd 21749 139881 1 77 7 0x100090 dhclient 18530 455493 1 0 3 0x80 poll dhclient 16571 130122 0 0 3 0x14200 bored smr 35383 430785 0 0 2 0x14200 zerothread 22563 420948 0 0 3 0x14200 aiodoned aiodoned 21333 461073 0 0 3 0x14200 syncer update 10959 139955 0 0 3 0x14200 cleaner cleaner 11681 53006 0 0 3 0x14200 reaper reaper 93688 418832 0 0 3 0x14200 pgdaemon pagedaemon 36654 276156 0 0 3 0x14200 bored crynlk 44807 38836 0 0 3 0x14200 bored crypto 23583 509850 0 0 3 0x40014200 acpi0 acpi0 24257 484648 0 0 3 0x40014200 idle1 13915 378503 0 0 3 0x14200 bored softnet 79298 287779 0 0 2 0x14200 systqmp 99182 308352 0 0 3 0x14200 bored systq 81186 206157 0 0 3 0x40014200 bored softclock 42011 117684 0 0 3 0x40014200 idle0 1 273094 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 9523 6421K 7314K 78643K 13156 0 pcb 13 8K 8K 78643K 98 0 rtable 83 12K 16K 78643K 517 0 ifaddr 77 15K 18K 78643K 190 0 counters 41 33K 34K 78643K 59 0 ioctlops 0 0K 4K 78643K 1555 0 iov 0 0K 16K 78643K 90 0 mount 1 1K 1K 78643K 1 0 vnodes 1226 77K 77K 78643K 1889 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 10 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 1K 78643K 111 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1824 197K 290K 78643K 13058 0 file desc 2 4K 25K 78643K 672 0 sigio 0 0K 0K 78643K 11 0 proc 62 63K 95K 78643K 584 0 subproc 7 0K 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 28 0 in_multi 63 2K 3K 78643K 208 0 ether_multi 1 0K 0K 78643K 14 0 mrt 0 0K 0K 78643K 5 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 49 228K 228K 78643K 49 0 exec 0 0K 1K 78643K 278 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 73 92K 104K 78643K 3064 0 UVM aobj 44 2K 2K 78643K 46 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 66 0 NDP 12 0K 0K 78643K 44 0 temp 102 3865K 3931K 78643K 18306 0 kqueue 2 2K 9K 78643K 32 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 11 0 9 1 0 1 1 0 8 0 plcache 128 20 0 0 1 0 1 1 0 8 0 rtpcb 80 47 0 45 1 0 1 1 0 8 0 rtentry 112 97 0 70 2 0 2 2 0 8 0 unpcb 120 245 0 233 1 0 1 1 0 8 0 syncache 264 7 0 7 3 2 1 1 0 8 1 tcpqe 32 647 0 647 2 2 0 1 0 8 0 tcpcb 544 180 0 177 1 0 1 1 0 8 0 inpcb 296 589 0 583 5 3 2 2 0 8 1 rttmr 72 1 0 1 1 0 1 1 0 8 1 ip6q 72 1 0 1 1 0 1 1 0 8 1 ip6af 40 3 0 3 1 0 1 1 0 8 1 nd6 48 34 0 32 1 0 1 1 0 8 0 pkpcb 40 2 0 2 1 1 0 1 0 8 0 pfstscr 40 1 0 1 1 1 0 1 0 8 0 pffrag 232 3 0 3 2 2 0 1 0 482 0 pffrnode 88 3 0 3 2 2 0 1 0 8 0 pffrent 40 51 0 51 2 2 0 1 0 8 0 pfosfp 40 846 0 846 5 0 5 5 0 8 5 pfosfpen 112 1428 0 1428 21 0 21 21 0 8 21 pfrktable 1344 43 0 39 1 0 1 1 0 8 0 pfstitem 24 13 0 8 1 0 1 1 0 8 0 pfstkey 112 15 0 10 1 0 1 1 0 8 0 pfstate 328 14 0 9 2 1 1 2 0 8 0 pfsrctr 152 11 0 11 1 1 0 1 0 8 0 pfrule 1360 36 0 26 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 340 0 196 14 1 13 13 0 8 1 art_table 32 341 0 196 2 0 2 2 0 8 0 art_node 16 96 0 67 1 0 1 1 0 8 0 sysvmsgpl 40 26 0 16 1 0 1 1 0 8 0 semupl 112 2 0 2 1 1 0 1 0 8 0 semapl 112 107 0 97 1 0 1 1 0 8 0 shmpl 112 44 0 3 2 0 2 2 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 2281 0 873 90 1 89 89 0 8 0 ffsino 272 2281 0 873 96 1 95 95 0 8 0 nchpl 144 3600 0 2004 60 0 60 60 0 8 0 uvmvnodes 72 2913 0 0 53 0 53 53 0 8 0 vnodes 208 2913 0 0 154 0 154 154 0 8 0 namei 1024 10517 0 10517 6 5 1 1 0 8 1 percpumem 16 40 0 9 1 0 1 1 0 8 0 vcpupl 1984 7 0 0 1 0 1 1 0 8 0 vmpool 560 8 0 1 1 0 1 1 0 8 0 pfiaddrpl 120 15 0 11 1 0 1 1 0 8 0 scxspl 192 10915 0 10915 8 7 1 7 0 8 1 plimitpl 152 52 0 45 1 0 1 1 0 8 0 sigapl 424 905 0 857 6 0 6 6 0 8 0 futexpl 56 9724 0 9724 5 4 1 1 0 8 1 knotepl 112 110 0 105 1 0 1 1 0 8 0 kqueuepl 144 411 0 408 1 0 1 1 0 8 0 pipelkpl 48 181 0 178 1 0 1 1 0 8 0 pipepl 120 362 0 358 1 0 1 1 0 8 0 fdescpl 496 869 0 857 3 0 3 3 0 8 0 filepl 152 5538 0 5485 7 2 5 5 0 8 1 lockfpl 104 170 0 169 1 0 1 1 0 8 0 lockfspl 48 49 0 48 1 0 1 1 0 8 0 sessionpl 112 19 0 9 1 0 1 1 0 8 0 pgrppl 48 24 0 14 1 0 1 1 0 8 0 ucredpl 96 756 0 746 1 0 1 1 0 8 0 zombiepl 144 858 0 856 3 2 1 1 0 8 0 processpl 984 905 0 856 8 1 7 7 0 8 0 procpl 624 2237 0 2188 6 0 6 6 0 8 1 sosppl 128 5 0 5 3 3 0 1 0 8 0 sockpl 400 888 0 868 7 3 4 4 0 8 1 mcl64k 65536 18 0 0 3 0 3 3 0 8 0 mcl16k 16384 2 0 0 1 0 1 1 0 8 0 mcl12k 12288 10 0 0 1 0 1 1 0 8 0 mcl9k 9216 3 0 0 1 0 1 1 0 8 0 mcl8k 8192 6 0 0 1 0 1 1 0 8 0 mcl4k 4096 12 0 0 2 0 2 2 0 8 0 mcl2k2 2112 1 0 0 1 0 1 1 0 8 0 mcl2k 2048 204 0 0 25 0 25 25 0 8 0 mtagpl 96 49 0 0 2 0 2 2 0 8 0 mbufpl 256 361 0 0 23 0 23 23 0 8 0 bufpl 280 5377 0 147 374 0 374 374 0 8 0 anonpl 16 93897 0 92675 101 19 82 82 0 124 69 amapchunkpl 152 5310 0 5271 27 19 8 14 0 158 4 amappl16 192 4101 0 4089 74 30 44 56 0 8 39 amappl15 184 11 0 10 2 1 1 1 0 8 0 amappl14 176 24 0 21 1 0 1 1 0 8 0 amappl13 168 44 0 43 1 0 1 1 0 8 0 amappl12 160 21 0 21 1 0 1 1 0 8 1 amappl11 152 124 0 109 1 0 1 1 0 8 0 amappl10 144 272 0 270 1 0 1 1 0 8 0 amappl9 136 695 0 693 1 0 1 1 0 8 0 amappl8 128 673 0 671 1 0 1 1 0 8 0 amappl7 120 349 0 341 1 0 1 1 0 8 0 amappl6 112 85 0 84 1 0 1 1 0 8 0 amappl5 104 719 0 704 1 0 1 1 0 8 0 amappl4 96 507 0 480 1 0 1 1 0 8 0 amappl3 88 125 0 118 1 0 1 1 0 8 0 amappl2 80 5521 0 5469 2 0 2 2 0 8 0 amappl1 72 27600 0 27221 23 13 10 18 0 8 0 amappl 80 2498 0 2471 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 45 0 2 1 0 1 1 0 8 0 uaddrrnd 24 877 0 858 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 877 0 858 1 0 1 1 0 8 0 vmmpekpl 168 10559 0 10522 3 0 3 3 0 8 0 vmmpepl 168 109536 0 108703 153 51 102 121 0 357 49 vmsppl 368 876 0 858 3 0 3 3 0 8 0 pdppl 4096 1761 0 1723 10 3 7 7 0 8 1 pvpl 32 284616 0 281611 241 47 194 194 0 265 153 pmappl 232 876 0 858 3 1 2 2 0 8 0 extentpl 40 53 0 36 1 0 1 1 0 8 0 phpool 112 296 0 17 8 0 8 8 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp ddb{0}> trace x86_ipi_db(ffffffff826eaff0) 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 __mp_lock(ffffffff828c2938) at __mp_lock+0x127 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff828c2938) at __mp_lock+0x127 sys/kern/kern_lock.c:147 __mp_acquire_count(ffffffff828c2938,2) at __mp_acquire_count+0x51 sys/kern/kern_lock.c:227 mi_switch() at mi_switch+0x392 sys/kern/sched_bsd.c:435 sleep_finish(ffff800020e177a0,1) at sleep_finish+0x113 sys/kern/kern_synch.c:418 sleep_finish_all(ffff800020e177a0,1) at sleep_finish_all+0x32 sleep_finish_timeout sys/kern/kern_synch.c:447 [inline] sleep_finish_all(ffff800020e177a0,1) at sleep_finish_all+0x32 sys/kern/kern_synch.c:393 tsleep(ffffffff828c2b8c,118,ffffffff8245a8e1,ccccc78) at tsleep+0x1cc sys/kern/kern_synch.c:155 doppoll(ffff800020ddc9c8,7f7ffffcf0d0,3,ffff800020e17938,0,ffff800020e179f0) at doppoll+0x57e sys/kern/sys_generic.c:968 sys_poll(ffff800020ddc9c8,ffff800020e179a0,ffff800020e179f0) at sys_poll+0xa6 syscall(ffff800020e17a70) at syscall+0x4a4 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800020e17a70) at syscall+0x4a4 sys/arch/amd64/amd64/trap.c:570 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffcf0b0, count: -13 ddb{0}> machine ddbcpu 1 Stopped at in_delmulti+0x8d: movl 0xc(%r14),%r15d ddb{1}> trace in_delmulti(fbdff7ffefffffff) at in_delmulti+0x8d sys/netinet/in.c:914 in_purgeaddr(ffff800000aa2b00) at in_purgeaddr+0x156 sys/netinet/in.c:760 in_ifdetach(ffff800000af7000) at in_ifdetach+0x74 sys/netinet/in.c:971 if_detach(ffff800000af7000) at if_detach+0x140 sys/net/if.c:1142 tun_clone_destroy(ffff800000af7000) at tun_clone_destroy+0x1f2 sys/net/if_tun.c:329 tun_dev_close(5d01,7) at tun_dev_close+0x160 sys/net/if_tun.c:480 spec_close(ffff8000226f52d0) at spec_close+0x311 sys/kern/spec_vnops.c:560 VOP_CLOSE(fffffd806e296348,7,fffffd807f7bf720,ffff800020dddad8) at VOP_CLOSE+0xc0 sys/kern/vfs_vops.c:174 vn_closefile(fffffd8067defb68,ffff800020dddad8) at vn_closefile+0xd7 vn_close sys/kern/vfs_vnops.c:298 [inline] vn_closefile(fffffd8067defb68,ffff800020dddad8) at vn_closefile+0xd7 sys/kern/vfs_vnops.c:614 fdrop(fffffd8067defb68,ffff800020dddad8) at fdrop+0xc2 sys/kern/kern_descrip.c:1279 closef(fffffd8067defb68,ffff800020dddad8) at closef+0x11c sys/kern/kern_descrip.c:1263 fdfree(ffff800020dddad8) at fdfree+0x101 sys/kern/kern_descrip.c:1195 exit1(ffff800020dddad8,0,d,1) at exit1+0x32c sys/kern/kern_exit.c:197 postsig(ffff800020dddad8,d) at postsig+0x4ed sigexit sys/kern/kern_sig.c:1483 [inline] postsig(ffff800020dddad8,d) at postsig+0x4ed sys/kern/kern_sig.c:1415 userret(ffff800020dddad8) at userret+0x199 sys/kern/kern_sig.c:1872 syscall(ffff8000226f5750) at syscall+0x55f mi_syscall_return sys/sys/syscall_mi.h:129 [inline] syscall(ffff8000226f5750) at syscall+0x55f sys/arch/amd64/amd64/trap.c:592 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffc44f0, count: -17