panic: kernel diagnostic assertion "sc->sc_dev == 0" failed: file "/syzkaller/managers/multicore/kernel/sys/net/if_tun.c", line 305 Stopped at db_enter+0x18: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND * 86834 22803 0 0 0x4000000 1K syz-executor.2 383028 42058 0 0 0 0 syz-executor.1 db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:440 panic(ffffffff825714b1) at panic+0x177 sys/kern/subr_prf.c:202 __assert(ffffffff825eab00,ffffffff82632279,131,ffffffff825fcd23) at __assert+0x25 sys/kern/subr_prf.c:161 tun_clone_destroy(ffff800000c4a000) at tun_clone_destroy+0x278 sys/net/if_tun.c:305 if_clone_destroy(ffff80002e3684b0) at if_clone_destroy+0x132 sys/net/if.c:1218 soo_ioctl(fffffd80663c5908,80206979,ffff80002e3684b0,ffff8000294e82a0) at soo_ioctl+0x26c sys_ioctl(ffff8000294e82a0,ffff80002e3685c8,ffff80002e368620) at sys_ioctl+0x4a2 syscall(ffff80002e368690) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff80002e368690) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x144f9f772f0, count: 6 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 "sc->sc_dev == 0" failed: file "/syzkaller/managers/multicore/kernel/sys/net/if_tun.c", line 305 ddb{1}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:440 panic(ffffffff825714b1) at panic+0x177 sys/kern/subr_prf.c:202 __assert(ffffffff825eab00,ffffffff82632279,131,ffffffff825fcd23) at __assert+0x25 sys/kern/subr_prf.c:161 tun_clone_destroy(ffff800000c4a000) at tun_clone_destroy+0x278 sys/net/if_tun.c:305 if_clone_destroy(ffff80002e3684b0) at if_clone_destroy+0x132 sys/net/if.c:1218 soo_ioctl(fffffd80663c5908,80206979,ffff80002e3684b0,ffff8000294e82a0) at soo_ioctl+0x26c sys_ioctl(ffff8000294e82a0,ffff80002e3685c8,ffff80002e368620) at sys_ioctl+0x4a2 syscall(ffff80002e368690) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff80002e368690) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x144f9f772f0, count: -9 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80002e3682c0 rbx 0xffff800020ce9bff rdx 0xffff800000db4bc0 rcx 0 rax 0xffff8000294e82a0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x382cf12a74811aed r11 0xa777eecf007454f5 r12 0xffff800020ce9a00 r13 0 r14 0 r15 0x1 rip 0xffffffff8196dfc8 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff80002e3682b0 ss 0x10 db_enter+0x18: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor.2) pid=86834 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=83, nice=20 forw=0xffffffffffffffff, list=0xffff8000294e8a80,0xffffffff82a02e48 process=0xffff8000ffff0440 user=0xffff80002e363000, vmspace=0xfffffd80639118b0 estcpu=36, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 40777 227546 53218 0 2 0 syz-executor.5 22803 84057 85686 0 2 0 syz-executor.2 *22803 86834 85686 0 7 0x4000000 syz-executor.2 42058 383028 52754 0 7 0 syz-executor.1 42058 75337 52754 0 3 0x4000080 netio syz-executor.1 82305 255977 54116 0 2 0 syz-executor.6 82305 516217 54116 0 3 0x4000080 fsleep syz-executor.6 24771 338712 2210 0 2 0 syz-executor.4 24771 234406 2210 0 3 0x4000080 kqread syz-executor.4 51730 245208 95510 0 2 0 syz-executor.0 52754 386218 99194 0 3 0x82 nanoslp syz-executor.1 85686 426689 99194 0 3 0x82 nanoslp syz-executor.2 43003 172598 0 0 3 0x14200 acct acct 54116 277861 99194 0 3 0x82 nanoslp syz-executor.6 2210 314635 99194 0 3 0x82 nanoslp syz-executor.4 62618 347661 0 0 3 0x14280 nfsidl nfsio 71749 433242 0 0 3 0x14280 nfsidl nfsio 37482 10621 0 0 3 0x14280 nfsidl nfsio 61980 88818 0 0 3 0x14280 nfsidl nfsio 15736 296569 0 0 3 0x14280 nfsidl nfsio 81920 510115 0 0 3 0x14280 nfsidl nfsio 4985 213265 0 0 3 0x14280 nfsidl nfsio 21777 143674 0 0 3 0x14280 nfsidl nfsio 52556 78559 0 0 3 0x14280 nfsidl nfsio 20143 309683 0 0 3 0x14280 nfsidl nfsio 17986 435233 0 0 3 0x14280 nfsidl nfsio 48901 458514 0 0 3 0x14280 nfsidl nfsio 77564 295097 0 0 3 0x14280 nfsidl nfsio 5943 69633 0 0 3 0x14280 nfsidl nfsio 50044 471716 0 0 3 0x14280 nfsidl nfsio 13075 336844 0 0 3 0x14280 nfsidl nfsio 16610 280665 0 0 3 0x14280 nfsidl nfsio 86855 100042 0 0 3 0x14280 nfsidl nfsio 28607 184911 0 0 3 0x14280 nfsidl nfsio 27303 200396 0 0 3 0x14280 nfsidl nfsio 95510 324122 99194 0 3 0x82 nanoslp syz-executor.0 47182 41154 99194 0 3 0x82 nanoslp syz-executor.3 79982 485248 1 0 3 0x100083 ttyopn getty 75217 480939 99194 0 2 0x2 syz-executor.7 53218 43300 99194 0 3 0x82 nanoslp syz-executor.5 82740 209794 0 0 3 0x14200 bored sosplice 99194 270155 25652 0 3 0x82 thrsleep syz-fuzzer 99194 376017 25652 0 3 0x4000082 nanoslp syz-fuzzer 99194 497388 25652 0 3 0x4000082 kqread syz-fuzzer 99194 302415 25652 0 3 0x4000082 thrsleep syz-fuzzer 99194 145965 25652 0 3 0x4000082 thrsleep syz-fuzzer 99194 253680 25652 0 3 0x4000082 thrsleep syz-fuzzer 99194 900 25652 0 3 0x4000082 thrsleep syz-fuzzer 99194 51178 25652 0 3 0x4000082 thrsleep syz-fuzzer 99194 404701 25652 0 3 0x4000082 thrsleep syz-fuzzer 25652 53098 12911 0 3 0x10008a sigsusp ksh 12911 460795 77506 0 3 0x9a kqread sshd 77506 416221 1 0 3 0x88 kqread sshd 82104 287965 636 74 3 0x100092 bpf pflogd 636 16302 1 0 3 0x80 netio pflogd 57416 306984 99735 73 3 0x100090 kqread syslogd 99735 18744 1 0 3 0x100082 netio syslogd 52971 89277 1 0 3 0x100080 kqread resolvd 47618 89584 43875 77 2 0x100092 dhcpleased 11602 207407 43875 77 3 0x100092 kqread dhcpleased 43875 332634 1 0 3 0x80 kqread dhcpleased 17624 232196 0 0 3 0x14200 bored smr 69328 388949 0 0 2 0x14200 zerothread 87835 47968 0 0 3 0x14200 aiodoned aiodoned 98078 116080 0 0 3 0x14200 syncer update 48322 166227 0 0 3 0x14200 cleaner cleaner 38187 286938 0 0 3 0x14200 reaper reaper 82953 158050 0 0 3 0x14200 pgdaemon pagedaemon 88608 469984 0 0 3 0x14200 bored viomb 12763 203480 0 0 3 0x40014200 acpi0 acpi0 45798 357515 0 0 3 0x40014200 idle1 47046 173877 0 0 3 0x14200 bored softnet 74244 352166 0 0 3 0x14200 bored systqmp 43308 218406 0 0 3 0x14200 bored systq 89206 253172 0 0 3 0x40014200 bored softclock 22299 35072 0 0 3 0x40014200 idle0 1 207879 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 22803 (syz-executor.2) thread 0xffff8000294e82a0 (86834) exclusive rwlock clonelk r = 0 (0xffffffff82958b50) #0 witness_lock+0x44d #1 if_clone_destroy+0x49 #2 soo_ioctl+0x26c #3 sys_ioctl+0x4a2 #4 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #4 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #5 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff82a9cee0) #0 witness_lock+0x44d #1 soo_ioctl+0x25a sys/kern/sys_socket.c:136 #2 sys_ioctl+0x4a2 #3 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #3 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #4 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10235 6533K 7294K 78643K 45784 0 pcb 16 22K 27K 78643K 3778 0 rtable 205 21K 22K 78643K 4309 0 ifaddr 97 26K 32K 78643K 2204 0 sysctl 3 1K 1K 78643K 3 0 counters 56 35K 36K 78643K 736 0 ioctlops 0 0K 8K 78643K 6427 0 iov 0 0K 32K 78643K 2345 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 5 0 vnodes 1514 95K 95K 78643K 14825 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 9K 78643K 320 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 1K 78643K 2460 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 16 57K 82K 78643K 28977 0 sigio 1 0K 0K 78643K 341 0 proc 71 87K 124K 78643K 3469 0 subproc 104 6K 6K 78643K 1002 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 1502 0 in_multi 60 4K 6K 78643K 1785 0 ether_multi 1 0K 0K 78643K 298 0 mrt 1 0K 0K 78643K 115 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 241 1076K 1076K 78643K 241 0 exec 0 0K 2K 78643K 5622 0 pfkey data 0 0K 0K 78643K 83 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 7 26K 26K 78643K 7 0 UVM amap 663 1277K 1291K 78643K 369322 0 UVM aobj 131 8K 8K 78643K 134 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 1294 0 NDP 14 0K 2K 78643K 563 0 temp 147 4719K 8815K 78643K 285280 0 kqueue 13 20K 28K 78643K 1695 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 plcache 128 22 0 0 1 0 1 1 0 8 0 rtpcb 120 23092 0 23087 125 123 2 6 0 8 1 rtentry 112 1348 0 1277 4 1 3 4 0 8 0 unpcb 136 17983 0 17968 176 175 1 9 0 8 0 syncache 296 102 0 102 26 26 0 1 0 8 0 tcpqe 32 76 0 76 12 12 0 1 0 8 0 tcpcb 736 9687 0 9679 290 288 2 14 0 8 0 arp 120 221 0 207 1 0 1 1 0 8 0 inpcb 304 24093 0 24081 319 318 1 19 0 8 0 rttmr 72 18 0 18 6 6 0 1 0 8 0 nd6 48 292 0 278 1 0 1 1 0 8 0 pkpcb 40 260 0 260 18 18 0 1 0 8 0 kcovpl 48 76 0 68 1 0 1 1 0 8 0 ppxss 1248 177 0 177 17 17 0 1 0 8 0 pfstscr 40 18 0 18 4 4 0 1 0 8 0 pffrag 232 177 0 176 10 9 1 1 0 482 0 pffrnode 88 176 0 175 10 9 1 1 0 8 0 pffrent 40 1903 0 1902 11 10 1 1 0 8 0 pfosfp 40 1431 0 1007 5 0 5 5 0 8 0 pfosfpen 112 1431 0 716 21 0 21 21 0 8 0 pfrktable 1344 57 0 43 4 2 2 2 0 8 0 pftag 88 16 0 7 1 0 1 1 0 8 0 pfstitem 24 104 0 100 1 0 1 1 0 8 0 pfstkey 112 130 0 126 2 1 1 2 0 8 0 pfstate 320 118 0 114 6 5 1 5 0 8 0 pfrule 1360 410 0 337 13 6 7 9 0 8 0 art_heap8 4096 2 0 1 2 1 1 2 0 8 0 art_heap4 256 5556 0 5273 43 21 22 32 0 8 0 art_table 32 5558 0 5274 5 1 4 5 0 8 0 art_node 16 1337 0 1275 1 0 1 1 0 8 0 sysvmsgpl 40 44 0 33 1 0 1 1 0 8 0 semapl 112 2456 0 2446 1 0 1 1 0 8 0 shmpl 112 131 0 3 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 41478 0 39928 98 0 98 98 0 8 0 ffsino 272 41478 0 39928 104 0 104 104 0 8 0 nchpl 144 81987 0 80363 63 0 63 63 0 8 0 uvmvnodes 80 8748 0 0 179 0 179 179 0 8 0 vnodes 224 8748 0 0 515 0 515 515 0 8 0 namei 1024 279604 0 279604 7 6 1 2 0 8 1 percpumem 16 380 0 340 1 0 1 1 0 8 0 vcpupl 2048 332 0 0 42 0 42 42 0 8 0 vmpool 560 512 0 180 25 1 24 24 0 8 0 pfiaddrpl 120 54 0 17 3 1 2 2 0 8 0 scsiplug 72 14 0 14 6 6 0 1 0 8 0 scxspl 216 257893 0 257893 47 43 4 8 0 8 4 plimitpl 152 3085 0 3070 1 0 1 1 0 8 0 sigapl 424 29193 0 29128 11 3 8 8 0 8 0 futexpl 64 242286 0 242285 9 8 1 1 0 8 0 knotepl 120 1207 0 0 10 0 10 10 0 8 0 kqueuepl 216 6702 0 6693 138 137 1 8 0 8 0 pipepl 336 5411 0 5382 146 140 6 8 0 8 3 fdescpl 496 29132 0 29103 6 1 5 5 0 8 0 filepl 152 202425 0 202177 283 270 13 24 0 8 3 lockfpl 104 8432 0 8430 16 15 1 4 0 8 0 lockfspl 48 2334 0 2332 2 1 1 2 0 8 0 sessionpl 144 96 0 79 1 0 1 1 0 8 0 pgrppl 48 269 0 252 1 0 1 1 0 8 0 ucredpl 96 24011 0 23989 1 0 1 1 0 8 0 zombiepl 144 29128 0 29127 1 0 1 1 0 8 0 processpl 1064 29193 0 29127 5 0 5 5 0 8 0 procpl 672 83901 0 83823 40 32 8 9 0 8 0 srpgc 96 85 0 85 20 20 0 1 0 8 0 sosppl 168 189 0 189 31 31 0 1 0 8 0 sockpl 480 65448 0 65412 1203 1195 8 42 0 8 3 mcl64k 65536 54 0 0 4 1 3 3 0 8 0 mcl16k 16384 17 0 0 3 0 3 3 0 8 0 mcl12k 12288 41 0 0 3 1 2 2 0 8 0 mcl9k 9216 33 0 0 2 0 2 2 0 8 0 mcl8k 8192 57 0 0 6 3 3 3 0 8 0 mcl4k 4096 41 0 0 3 0 3 3 0 8 0 mcl2k2 2112 12 0 0 1 0 1 1 0 8 0 mcl2k 2048 613 0 0 28 10 18 24 0 8 1 mtagpl 96 1125 0 0 15 2 13 15 0 8 0 mbufpl 256 12472 0 0 716 0 716 716 0 8 0 bufpl 288 50225 0 41477 625 0 625 625 0 8 0 anonpl 24 8189404 0 8168785 386 187 199 204 0 186 55 amapchunkpl 152 906618 0 905770 290 228 62 64 0 158 23 amappl16 200 69304 0 68578 177 136 41 52 0 8 0 amappl15 192 7430 0 7424 1 0 1 1 0 8 0 amappl14 184 4129 0 4120 1 0 1 1 0 8 0 amappl13 176 1489 0 1486 1 0 1 1 0 8 0 amappl12 168 1619 0 1614 1 0 1 1 0 8 0 amappl11 160 5827 0 5811 1 0 1 1 0 8 0 amappl10 152 2325 0 2316 1 0 1 1 0 8 0 amappl9 144 3224 0 3220 1 0 1 1 0 8 0 amappl8 136 9422 0 9236 8 1 7 7 0 8 0 amappl7 128 7080 0 7069 1 0 1 1 0 8 0 amappl6 120 3146 0 3119 2 1 1 2 0 8 0 amappl5 112 24413 0 24388 1 0 1 1 0 8 0 amappl4 104 15678 0 15644 3 1 2 2 0 8 0 amappl3 96 3617 0 3604 1 0 1 1 0 8 0 amappl2 88 3796 0 3733 3 1 2 3 0 8 0 amappl1 80 526539 0 525968 19 5 14 19 0 8 0 amappl 88 366856 0 366515 12 3 9 9 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 72 133 0 3 3 0 3 3 0 8 0 uaddrrnd 24 29644 0 29283 3 0 3 3 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 29644 0 29283 3 0 3 3 0 8 0 vmmpekpl 168 210204 0 210116 5 0 5 5 0 8 0 vmmpepl 168 2663079 0 2659583 504 321 183 192 0 357 9 vmsppl 368 29643 0 29283 36 3 33 33 0 8 0 rwobjpl 56 633873 0 623072 178 24 154 154 0 8 0 pdppl 4096 59295 0 58898 1131 730 401 401 0 8 4 pvpl 32 13920027 0 13895754 840 513 327 334 0 265 106 pmappl 248 29643 0 29283 24 1 23 23 0 8 0 extentpl 40 58 0 38 1 0 1 1 0 8 0 phpool 112 3303 0 1211 61 0 61 61 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp x86_ipi_db(ffffffff82984ff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23 __mp_lock(ffffffff82a9ccd8) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82a9ccd8) at __mp_lock+0x122 sys/kern/kern_lock.c:147 softintr_dispatch(0) at softintr_dispatch+0x4e sys/arch/amd64/amd64/softintr.c:88 Xsoftclock() at Xsoftclock+0x1f end of kernel end trace frame: 0x7f7fffffb7c0, count: 9 ddb{0}> trace x86_ipi_db(ffffffff82984ff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23 __mp_lock(ffffffff82a9ccd8) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82a9ccd8) at __mp_lock+0x122 sys/kern/kern_lock.c:147 softintr_dispatch(0) at softintr_dispatch+0x4e sys/arch/amd64/amd64/softintr.c:88 Xsoftclock() at Xsoftclock+0x1f end of kernel end trace frame: 0x7f7fffffb7c0, count: -6 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:440 panic(ffffffff825714b1) at panic+0x177 sys/kern/subr_prf.c:202 __assert(ffffffff825eab00,ffffffff82632279,131,ffffffff825fcd23) at __assert+0x25 sys/kern/subr_prf.c:161 tun_clone_destroy(ffff800000c4a000) at tun_clone_destroy+0x278 sys/net/if_tun.c:305 if_clone_destroy(ffff80002e3684b0) at if_clone_destroy+0x132 sys/net/if.c:1218 soo_ioctl(fffffd80663c5908,80206979,ffff80002e3684b0,ffff8000294e82a0) at soo_ioctl+0x26c sys_ioctl(ffff8000294e82a0,ffff80002e3685c8,ffff80002e368620) at sys_ioctl+0x4a2 syscall(ffff80002e368690) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff80002e368690) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x144f9f772f0, count: 6 ddb{1}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:440 panic(ffffffff825714b1) at panic+0x177 sys/kern/subr_prf.c:202 __assert(ffffffff825eab00,ffffffff82632279,131,ffffffff825fcd23) at __assert+0x25 sys/kern/subr_prf.c:161 tun_clone_destroy(ffff800000c4a000) at tun_clone_destroy+0x278 sys/net/if_tun.c:305 if_clone_destroy(ffff80002e3684b0) at if_clone_destroy+0x132 sys/net/if.c:1218 soo_ioctl(fffffd80663c5908,80206979,ffff80002e3684b0,ffff8000294e82a0) at soo_ioctl+0x26c sys_ioctl(ffff8000294e82a0,ffff80002e3685c8,ffff80002e368620) at sys_ioctl+0x4a2 syscall(ffff80002e368690) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff80002e368690) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x144f9f772f0, count: -9