panic: vpoapn_gicen:e r i c _ ba do p Stopped at db_enter+0x1c: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 130653 13432 32767 0x10 0 1 syz-executor.7 *205474 38177 32767 0x10 0 0 syz-executor.2 db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff8279373a) at panic+0x17b sys/kern/subr_prf.c:198 vop_generic_badop(ffff80002127f4a8) at vop_generic_badop+0x1f sys/kern/vfs_default.c:133 VOP_STRATEGY(fffffd80698e1360,fffffd80680a9b40) at VOP_STRATEGY+0x9f sys/kern/vfs_vops.c:628 bwrite(fffffd80680a9b40) at bwrite+0x1f1 sys/kern/vfs_bio.c:760 VOP_BWRITE(fffffd80680a9b40) at VOP_BWRITE+0x4e sys/kern/vfs_vops.c:640 ufs_mkdir(ffff80002127f740) at ufs_mkdir+0x6c4 sys/ufs/ufs/ufs_vnops.c:1235 VOP_MKDIR(fffffd80640b9ce0,ffff80002127f8a0,ffff80002127f8d0,ffff80002127f7d0) at VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:388 domkdirat(ffff8000212c4ff0,ffffff9c,78ed96767af0,1ff) at domkdirat+0x125 sys/kern/vfs_syscalls.c:3073 syscall(ffff80002127fa50) at syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff80002127fa50) at syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x78ed96767b60, 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{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic *cpu0: vop_generic_badop cpu1: kernel diagnostic assertion "!_kernel_lock_held()" failed: file "/syzkaller/managers/setuid/kernel/sys/kern/kern_fork.c", line 679 ddb{0}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff8279373a) at panic+0x17b sys/kern/subr_prf.c:198 vop_generic_badop(ffff80002127f4a8) at vop_generic_badop+0x1f sys/kern/vfs_default.c:133 VOP_STRATEGY(fffffd80698e1360,fffffd80680a9b40) at VOP_STRATEGY+0x9f sys/kern/vfs_vops.c:628 bwrite(fffffd80680a9b40) at bwrite+0x1f1 sys/kern/vfs_bio.c:760 VOP_BWRITE(fffffd80680a9b40) at VOP_BWRITE+0x4e sys/kern/vfs_vops.c:640 ufs_mkdir(ffff80002127f740) at ufs_mkdir+0x6c4 sys/ufs/ufs/ufs_vnops.c:1235 VOP_MKDIR(fffffd80640b9ce0,ffff80002127f8a0,ffff80002127f8d0,ffff80002127f7d0) at VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:388 domkdirat(ffff8000212c4ff0,ffffff9c,78ed96767af0,1ff) at domkdirat+0x125 sys/kern/vfs_syscalls.c:3073 syscall(ffff80002127fa50) at syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff80002127fa50) at syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x78ed96767b60, count: -11 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff80002127f3d0 rbx 0xffffffff82bfeb9f cpu_info_full_primary+0x2b9f rdx 0 rcx 0xffff8000212c4ff0 rax 0xffffffff82bfdff0 cpu_info_full_primary+0x1ff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x2fbdca66bebf96e9 r11 0xb34d997ced9ec2ec r12 0xffffffff82bfe9a0 cpu_info_full_primary+0x29a0 r13 0 r14 0 r15 0x1 rip 0xffffffff813092bc db_enter+0x1c cs 0x8 rflags 0x246 rsp 0xffff80002127f3c0 ss 0x10 db_enter+0x1c: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor.2) pid=205474 stat=onproc flags process=10 proc=0 pri=17, usrpri=79, nice=20 forw=0xffffffffffffffff, list=0xffff8000212c42a8,0xffff8000212c4010 process=0xffff80002121cca0 user=0xffff80002127a000, vmspace=0xfffffd8074285938 estcpu=36, cpticks=0, pctcpu=0.2 user=0, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 4405 343454 72989 32767 2 0x10 syz-executor.5 1251 184436 84393 32767 2 0x10 syz-executor.3 38912 456614 21043 32767 2 0x10 syz-executor.4 9599 389142 8407 32767 2 0x10 syz-executor.0 13432 130653 61874 32767 7 0x10 syz-executor.7 84393 377311 72932 32767 3 0x90 nanoslp syz-executor.3 72932 448172 70948 0 3 0x82 wait syz-executor.3 23852 192497 33217 32767 2 0x10 syz-executor.1 33217 427786 70948 0 3 0x82 wait syz-executor.1 61874 66872 62994 32767 3 0x90 nanoslp syz-executor.7 62994 60675 70948 0 3 0x82 wait syz-executor.7 *38177 205474 32366 32767 7 0x10 syz-executor.2 32366 220714 70948 0 3 0x82 wait syz-executor.2 8407 256450 24289 32767 2 0x10 syz-executor.0 24289 122064 70948 0 3 0x82 wait syz-executor.0 21043 520475 40876 32767 3 0x90 nanoslp syz-executor.4 40876 112802 70948 0 3 0x82 wait syz-executor.4 72989 39374 55970 32767 2 0x10 syz-executor.5 55970 465396 70948 0 3 0x82 wait syz-executor.5 63135 115344 0 0 3 0x14200 bored sosplice 66643 431716 84876 32767 2 0x90 syz-executor.6 84876 326372 70948 0 3 0x82 wait syz-executor.6 70948 399191 74088 0 3 0x2000082 wait syz-fuzzer 70948 101136 74088 0 3 0x6000082 nanoslp syz-fuzzer 70948 489702 74088 0 3 0x6000082 thrsleep syz-fuzzer 70948 65593 74088 0 3 0x6000082 thrsleep syz-fuzzer 70948 244940 74088 0 3 0x6000082 wait syz-fuzzer 70948 103390 74088 0 2 0x6000082 syz-fuzzer 70948 23367 74088 0 3 0x6000082 wait syz-fuzzer 70948 80288 74088 0 3 0x6000082 thrsleep syz-fuzzer 70948 375194 74088 0 2 0x6000082 syz-fuzzer 70948 231093 74088 0 3 0x6000082 wait syz-fuzzer 70948 262814 74088 0 3 0x6000082 wait syz-fuzzer 70948 134477 74088 0 3 0x6000082 thrsleep syz-fuzzer 70948 145260 74088 0 3 0x6000082 wait syz-fuzzer 70948 33469 74088 0 3 0x6000082 thrsleep syz-fuzzer 70948 359169 74088 0 3 0x6000082 wait syz-fuzzer 70948 297265 74088 0 3 0x6000082 wait syz-fuzzer 74088 114683 67720 0 3 0x10008a sigsusp ksh 67720 26517 82222 0 2 0x9a sshd 38094 258888 1 0 3 0x100083 ttyin getty 82222 397074 1 0 3 0x88 kqread sshd 69703 345401 32738 73 3 0x1100090 kqread syslogd 32738 500082 1 0 3 0x100082 netio syslogd 44047 422037 1 0 3 0x100080 kqread resolvd 80728 473534 85821 77 3 0x100092 kqread dhcpleased 86904 362470 85821 77 3 0x100092 kqread dhcpleased 85821 38241 1 0 3 0x80 kqread dhcpleased 53688 82770 0 0 3 0x14200 bored smr 57018 315451 0 0 2 0x14200 zerothread 28275 481733 0 0 3 0x14200 aiodoned aiodoned 89854 258116 0 0 3 0x14200 syncer update 81463 395279 0 0 3 0x14200 cleaner cleaner 36998 187258 0 0 3 0x14200 reaper reaper 98587 68322 0 0 3 0x14200 pgdaemon pagedaemon 55906 165550 0 0 3 0x14200 bored viomb 37828 173788 0 0 3 0x40014200 acpi0 acpi0 75361 321221 0 0 3 0x40014200 idle1 84132 480141 0 0 3 0x14200 bored softnet3 76591 65089 0 0 3 0x14200 bored softnet2 49459 359843 0 0 3 0x14200 bored softnet1 51257 387296 0 0 3 0x14200 bored softnet0 63194 444620 0 0 3 0x14200 bored systqmp 91605 345892 0 0 3 0x14200 bored systq 28709 440465 0 0 3 0x40014200 bored softclock 54568 290198 0 0 3 0x40014200 idle0 1 238208 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 23852 (syz-executor.1) thread 0xffff8000212d8aa8 (192497) exclusive rrwlock inode r = 0 (0xfffffd8065ba5f88) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 vn_closefile+0xca vn_close sys/kern/vfs_vnops.c:292 [inline] #5 vn_closefile+0xca sys/kern/vfs_vnops.c:609 #6 fdrop+0xcb sys/kern/kern_descrip.c:1274 #7 closef+0x120 sys/kern/kern_descrip.c:1258 #8 syscall+0x606 mi_syscall sys/sys/syscall_mi.h:110 [inline] #8 syscall+0x606 sys/arch/amd64/amd64/trap.c:623 #9 Xsyscall+0x128 Process 38177 (syz-executor.2) thread 0xffff8000212c4ff0 (205474) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff82c89150) #0 witness_lock+0x447 #1 __mp_acquire_count+0x48 sys/kern/kern_lock.c:227 #2 mi_switch+0x46b sys/kern/sched_bsd.c:470 #3 sleep_finish+0x19b sys/kern/kern_synch.c:414 #4 biowait+0x91 sys/kern/vfs_bio.c:1278 #5 bwrite+0x21c sys/kern/vfs_bio.c:769 #6 ffs_update+0x281 sys/ufs/ffs/ffs_inode.c:113 #7 ufs_mkdir+0x672 sys/ufs/ufs/ufs_vnops.c:1219 #8 VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:388 #9 domkdirat+0x125 sys/kern/vfs_syscalls.c:3073 #10 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #10 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd805b88c4e8) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 vget+0x200 sys/kern/vfs_subr.c:676 #6 ufs_ihashget+0x121 sys/ufs/ufs/ufs_ihash.c:119 #7 ffs_vget+0x7c sys/ufs/ffs/ffs_vfsops.c:1314 #8 ffs_inode_alloc+0x1c2 sys/ufs/ffs/ffs_alloc.c:394 #9 ufs_mkdir+0xf8 sys/ufs/ufs/ufs_vnops.c:1149 #10 VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:388 #11 domkdirat+0x125 sys/kern/vfs_syscalls.c:3073 #12 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #12 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #13 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8069c2ce68) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0xd5 sys/kern/vfs_lookup.c:418 #6 namei+0x55a sys/kern/vfs_lookup.c:250 #7 domkdirat+0x79 sys/kern/vfs_syscalls.c:3058 #8 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #8 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #9 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10193 6409K 6420K 78643K 11418 0 pcb 13 16K 20K 78643K 19 0 rtable 240 6K 7K 78643K 2870 0 pf 29 8K 8K 78643K 127 0 ifaddr 44 15K 16K 78643K 246 0 ifgroup 50 2K 2K 78643K 246 0 sysctl 3 1K 2K 78643K 82 0 counters 60 35K 35K 78643K 158 0 ioctlops 0 0K 2K 78643K 138 0 iov 0 0K 24K 78643K 2259 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 4 0 vnodes 1279 80K 80K 78643K 4429 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 9K 78643K 281 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 1K 78643K 2881 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 23 85K 121K 78643K 21911 0 sigio 0 0K 0K 78643K 407 0 proc 56 78K 103K 78643K 2934 0 subproc 104 6K 6K 78643K 741 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 997 0 in_multi 99 7K 7K 78643K 803 0 ether_multi 1 0K 0K 78643K 10 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 97 440K 440K 78643K 97 0 exec 0 0K 1K 78643K 3967 0 tdb 3 0K 0K 78643K 3 0 pagedep 1 8K 8K 78643K 1 0 inodedep 1 32K 32K 78643K 1 0 newblk 1 0K 0K 78643K 1 0 VM swap 8 62K 64K 78643K 10 0 UVM amap 466 96K 111K 78643K 216649 0 UVM aobj 131 4K 4K 78643K 131 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 504 0 NDP 11 0K 2K 78643K 174 0 temp 74 5920K 6048K 78643K 58418 0 kqueue 12 18K 34K 78643K 1987 0 SYN cache 2 16K 16K 78643K 2 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 22 0 0 1 0 1 1 0 8 0 rtpcb 120 1165 0 1162 13 12 1 5 0 8 0 rtentry 112 678 0 565 4 0 4 4 0 8 0 unpcb 144 11057 0 11044 109 108 1 9 0 8 0 syncache 304 227 0 227 39 38 1 1 0 8 1 sackhl 24 1 0 1 1 1 0 1 0 8 0 tcpqe 32 515 0 515 32 31 1 1 0 8 1 tcpcb 808 8040 0 8030 222 211 11 15 0 8 8 arp 120 121 0 102 1 0 1 1 0 8 0 ipq 40 24 0 23 8 7 1 1 0 8 0 ipqe 40 141 0 140 8 7 1 1 0 8 0 inpcb 368 68255 0 68242 809 798 11 29 0 8 8 nd6 136 194 0 168 2 1 1 2 0 8 0 kcovpl 48 57 0 49 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 2705 0 2245 31 1 30 31 0 8 0 art_table 32 2706 0 2245 4 0 4 4 0 8 0 art_node 16 677 0 574 1 0 1 1 0 8 0 sysvmsgpl 40 12 0 4 1 0 1 1 0 8 0 semupl 112 3 0 3 2 2 0 1 0 8 0 semapl 112 2875 0 2865 1 0 1 1 0 8 0 shmpl 112 128 0 0 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 27827 0 26356 93 0 93 93 0 8 0 ffsino 272 27827 0 26356 99 0 99 99 0 8 0 nchpl 144 55663 0 54025 63 0 63 63 0 8 0 uvmvnodes 80 5926 0 0 121 0 121 121 0 8 0 vnodes 216 5926 0 0 330 0 330 330 0 8 0 namei 1024 181027 0 181026 4 3 1 2 0 8 0 percpumem 16 92 0 49 1 0 1 1 0 8 0 kstatmem 264 120 0 98 2 0 2 2 0 8 0 scxspl 216 178651 0 178651 66 65 1 8 1 8 1 plimitpl 152 3364 0 3341 23 21 2 2 0 8 1 sigapl 424 22109 0 22057 7 0 7 7 0 8 0 futexpl 64 193077 0 193077 6 5 1 1 0 8 1 knotepl 120 1355 0 0 18 0 18 18 0 8 0 kqueuepl 216 5547 0 5539 96 93 3 7 0 8 2 pipepl 320 5032 0 5004 130 127 3 11 0 8 0 fdescpl 496 22091 0 22057 7 2 5 6 0 8 0 filepl 152 166251 0 166017 290 275 15 26 0 8 5 lockfpl 104 3312 0 3310 2 1 1 2 0 8 0 lockfspl 48 1079 0 1077 1 0 1 1 0 8 0 sessionpl 144 72 0 56 1 0 1 1 0 8 0 pgrppl 48 532 0 516 1 0 1 1 0 8 0 ucredpl 104 16527 0 16509 1 0 1 1 0 8 0 zombiepl 144 22057 0 22057 1 0 1 1 0 8 1 processpl 1072 22109 0 22057 5 1 4 5 0 8 0 procpl 680 61591 0 61524 45 37 8 8 0 8 1 sosppl 168 373 0 370 24 23 1 1 0 8 0 sockpl 488 81390 0 81361 1685 1668 17 46 0 8 11 mcl64k 65536 41 0 0 3 0 3 3 0 8 0 mcl16k 16384 25 0 0 3 0 3 3 0 8 0 mcl12k 12288 23 0 0 2 0 2 2 0 8 0 mcl9k 9216 21 0 0 2 0 2 2 0 8 0 mcl8k 8192 27 0 0 3 0 3 3 0 8 0 mcl4k 4096 85 0 0 4 1 3 4 0 8 0 mcl2k2 2112 11 0 0 1 0 1 1 0 8 0 mcl2k 2048 410 0 0 34 19 15 34 0 8 0 mtagpl 96 9 0 0 1 0 1 1 0 8 0 mbufpl 256 13537 0 0 831 0 831 831 0 8 0 bufpl 288 38698 0 32373 454 1 453 453 0 8 0 anonpl 24 2142131 0 2130837 189 85 104 105 0 186 0 amapchunkpl 152 682786 0 682027 147 109 38 48 0 158 2 amappl16 200 43934 0 43577 245 224 21 32 0 8 0 amappl15 192 18 0 18 1 1 0 1 0 8 0 amappl14 184 305 0 291 2 1 1 2 0 8 0 amappl13 176 26 0 26 7 7 0 1 0 8 0 amappl12 168 23472 0 23433 3 0 3 3 0 8 0 amappl11 160 53 0 41 1 0 1 1 0 8 0 amappl10 152 119 0 103 2 1 1 1 0 8 0 amappl9 144 393 0 392 1 0 1 1 0 8 0 amappl8 136 1285 0 1048 9 0 9 9 0 8 0 amappl7 128 199 0 181 2 0 2 2 0 8 0 amappl6 120 821 0 797 2 1 1 2 0 8 0 amappl5 112 839 0 830 1 0 1 1 0 8 0 amappl4 104 1329 0 1283 3 1 2 3 0 8 0 amappl3 96 133729 0 133660 6 3 3 4 0 8 0 amappl2 88 23204 0 23128 3 1 2 3 0 8 0 amappl1 80 88252 0 87728 22 9 13 22 0 8 0 amappl 88 214998 0 214768 7 0 7 7 0 92 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 72 130 0 0 3 0 3 3 0 8 0 uaddrrnd 24 22092 0 22058 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 22092 0 22058 1 0 1 1 0 8 0 vmmpekpl 168 175554 0 175497 4 0 4 4 0 8 0 vmmpepl 168 1292266 0 1289745 305 176 129 138 0 357 0 vmsppl 464 22091 0 22058 7 2 5 6 0 8 0 rwobjpl 56 318752 0 311170 130 18 112 112 0 8 0 pdppl 4096 44192 0 44116 763 683 80 96 0 8 4 pvpl 32 6170443 0 6153005 653 472 181 364 0 265 0 pmappl 248 22091 0 22058 4 1 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 3405 0 1756 48 0 48 48 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff8279373a) at panic+0x17b sys/kern/subr_prf.c:198 vop_generic_badop(ffff80002127f4a8) at vop_generic_badop+0x1f sys/kern/vfs_default.c:133 VOP_STRATEGY(fffffd80698e1360,fffffd80680a9b40) at VOP_STRATEGY+0x9f sys/kern/vfs_vops.c:628 bwrite(fffffd80680a9b40) at bwrite+0x1f1 sys/kern/vfs_bio.c:760 VOP_BWRITE(fffffd80680a9b40) at VOP_BWRITE+0x4e sys/kern/vfs_vops.c:640 ufs_mkdir(ffff80002127f740) at ufs_mkdir+0x6c4 sys/ufs/ufs/ufs_vnops.c:1235 VOP_MKDIR(fffffd80640b9ce0,ffff80002127f8a0,ffff80002127f8d0,ffff80002127f7d0) at VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:388 domkdirat(ffff8000212c4ff0,ffffff9c,78ed96767af0,1ff) at domkdirat+0x125 sys/kern/vfs_syscalls.c:3073 syscall(ffff80002127fa50) at syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff80002127fa50) at syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x78ed96767b60, count: -11 ddb{0}> machine ddbcpu 1