panic: kernel diagnostic assertion "sc->sc_dev == 0" failed: file "/syzkaller/managers/multicore/kernel/sys/net/if_tun.c", line 319 Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *425836 96755 0 0x2 0 1K ifconfig db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff834c1ffe) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff8350285d,ffffffff8354bde7,13f,ffffffff834409e3) at __assert+0x29 sys/kern/subr_prf.c:-1 tun_clone_destroy(ffff8000015f6000) at tun_clone_destroy+0x38a if_clone_destroy(ffff80002a2ac1e0) at if_clone_destroy+0x205 sys/net/if.c:1480 ifioctl(ffff800010fdc300,80206979,ffff80002a2ac1e0,ffff80003c3b9778) at ifioctl+0x59d sys/net/if.c:2161 sys_ioctl(ffff80003c3b9778,ffff80002a2ac3c0,ffff80002a2ac310) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1 syscall(ffff80002a2ac3c0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a2ac3c0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7d93859f3c00, 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 319 ddb{1}> show kasan No such command ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff834c1ffe) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff8350285d,ffffffff8354bde7,13f,ffffffff834409e3) at __assert+0x29 sys/kern/subr_prf.c:-1 tun_clone_destroy(ffff8000015f6000) at tun_clone_destroy+0x38a if_clone_destroy(ffff80002a2ac1e0) at if_clone_destroy+0x205 sys/net/if.c:1480 ifioctl(ffff800010fdc300,80206979,ffff80002a2ac1e0,ffff80003c3b9778) at ifioctl+0x59d sys/net/if.c:2161 sys_ioctl(ffff80003c3b9778,ffff80002a2ac3c0,ffff80002a2ac310) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1 syscall(ffff80002a2ac3c0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a2ac3c0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7d93859f3c00, count: -9 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80002a2abf90 rbx 0xffff80002999ee0f rdx 0 rcx 0xffff80003c3b9778 rax 0xffff80002999dff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xd7484d603f1b249f r11 0x64366836f38ca7ab r12 0xffff80002999ec10 r13 0 r14 0 r15 0x1 rip 0xffffffff82cbc215 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80002a2abf80 ss 0 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (ifconfig) tid=425836 pid=96755 tcnt=1 stat=onproc flags process=2 proc=0 runpri=32, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80002a222d08,0xffff80003c3b8fc0 process=0xffff80003c3ca6a0 user=0xffff80002a2a7000, vmspace=0xfffffb806cf09d70 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S PRLAGS PFLAGS WAIT COMMAND *96755 425836 91500 0 7 0x2 0 ifconfig 91500 261246 71406 0 3 0x100002 0x88 sigsusp sh 12418 386560 27432 0 2 0x2 0 ifconfig 14118 150004 62579 -1 2 0x10 0 syz-executor 14118 354548 62579 -1 3 0x10 0x4000080 ttyout syz-executor 14118 263613 62579 -1 3 0x10 0x4000080 msgwait syz-executor 14118 13703 62579 -1 2 0x10 0x4000000 syz-executor 71406 329385 24684 0 3 0x2 0x80 wait syz-executor 27432 118220 51366 0 3 0x100002 0x88 sigsusp sh 51366 469927 24684 0 3 0x2 0x80 wait syz-executor 58473 370920 24684 0 3 0x2 0x80 piperd syz-executor 24550 513371 24684 0 3 0x2 0x80 piperd syz-executor 54176 242289 24684 0 3 0x2 0x80 piperd syz-executor 62579 102954 24684 0 3 0x2 0x80 nanoslp syz-executor 59271 252463 24684 0 3 0x2 0x80 piperd syz-executor 24684 8049 98737 0 3 0x2 0x80 wait syz-executor 98737 407872 59397 0 3 0x100002 0x88 sigsusp ksh 59397 482988 82236 0 3 0x10 0x88 kqread sshd-session 82236 393555 37961 0 3 0x12 0x80 kqread sshd-session 90545 176138 1 0 3 0x100003 0x80 ttyin getty 37961 24794 1 0 3 0 0x88 kqread sshd 47998 399484 34916 74 3 0x1100012 0x80 bpf pflogd 34916 518637 1 0 3 0 0x80 sbwait pflogd 36036 259407 65004 73 3 0x1100010 0x80 kqread syslogd 65004 149513 1 0 3 0x100002 0x80 sbwait syslogd 65901 149509 1 0 3 0x100000 0x80 kqread resolvd 46693 226740 82971 77 2 0x100012 0 dhcpleased 25308 502721 82971 77 3 0x100012 0x80 kqread dhcpleased 82971 203195 1 0 3 0 0x80 kqread dhcpleased 65347 177497 0 0 3 0x14000 0x200 bored smr 50377 495576 0 0 2 0x14000 0x200 zerothread 54616 211671 0 0 3 0x14000 0x200 aiodoned aiodoned 84495 328339 0 0 3 0x14000 0x200 syncer update 9666 422245 0 0 3 0x14000 0x200 cleaner cleaner 79524 171599 0 0 3 0x14000 0x200 reaper reaper 63149 277861 0 0 3 0x14000 0x200 pgdaemon pagedaemon 81480 316444 0 0 3 0x14000 0x200 bored viomb 42446 330205 0 0 3 0x14000 0x40000200 acpi0 acpi0 81232 489325 0 0 3 0x14000 0x40000200 idle1 53896 261629 0 0 3 0x14000 0x200 bored softnet1 19163 181637 0 0 3 0x14000 0x200 bored softnet0 28136 58291 0 0 3 0x14000 0x200 smrbar systqmp 33553 484709 0 0 3 0x14000 0x200 bored systq 96198 395718 0 0 3 0x14000 0x200 tmoslp softclockmp 38523 248201 0 0 2 0x14000 0x40000200 softclock 5072 260801 0 0 3 0x14000 0x40000200 idle0 1 127361 0 0 4 0x40000002 0x8000080 init 0 0 -1 0 3 0x10010000 0x200 scheduler swapper ddb{1}> show all locks CPU 0: exclusive mutex amapchunkpl r = 0 (0xffffffff83a64b88) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 mtx_enter+0x4b4 sys/kern/kern_lock.c:487 #2 pool_put+0xa6 sys/kern/subr_pool.c:803 #3 amap_free+0x1c7 sys/uvm/uvm_amap.c:-1 #4 uvm_unmap_detach+0x8a sys/uvm/uvm_map.c:1359 #5 uvm_map_teardown+0x360 sys/uvm/uvm_map.c:2536 #6 exit1+0x71b sys/kern/kern_exit.c:260 #7 sys_exit+0x1a sys/kern/kern_exit.c:-1 #8 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb17 sys/arch/amd64/amd64/trap.c:791 #9 Xsyscall+0x128 Process 96755 (ifconfig) thread 0xffff80003c3b9778 (425836) exclusive rwlock clonelk r = 0 (0xffffffff83939518) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 if_clone_destroy+0x93 sys/net/if.c:-1 #3 ifioctl+0x59d sys/net/if.c:2161 #4 sys_ioctl+0x674 sys/kern/sys_generic.c:-1 #5 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #5 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791 #6 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83b12380) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 __mp_acquire_count+0x58 sys/kern/kern_lock.c:-1 #2 sleep_finish+0x2d8 sys/kern/kern_synch.c:369 #3 rw_do_enter_write+0x1dc sys/kern/kern_rwlock.c:298 #4 if_clone_destroy+0x93 sys/net/if.c:-1 #5 ifioctl+0x59d sys/net/if.c:2161 #6 sys_ioctl+0x674 sys/kern/sys_generic.c:-1 #7 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #7 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791 #8 Xsyscall+0x128 Process 28136 (systqmp) thread 0xffff800045ffe530 (58291) shared rwlock systqmp r = 0 (0xffffffff83916d58) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 taskq_thread+0x12a sys/kern/kern_task.c:442 #2 proc_trampoline+0x10 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11047 12080K 12182K 166960K 12384 0 pcb 17 12K 12K 166960K 33 0 rtable 173 5K 7K 166960K 477 0 pf 31 17K 18K 166960K 63 0 ifaddr 34 5K 7K 166960K 67 0 ifgroup 47 2K 2K 166960K 86 0 sysctl 1 1K 9K 166960K 7 0 counters 66 36K 37K 166960K 90 0 ioctlops 0 0K 4K 166960K 1534 0 iov 0 0K 12K 166960K 4 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1424 90K 90K 166960K 1728 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 1K 166960K 2 0 VM map 2 1K 1K 166960K 2 0 sem 3 0K 0K 166960K 3 0 dirhash 15 2K 2K 166960K 18 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 14 49K 89K 166960K 269 0 proc 86 148K 196K 166960K 686 0 subproc 63 3K 4K 166960K 126 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 7 0 in_multi 66 4K 6K 166960K 143 0 ether_multi 1 0K 0K 166960K 1 0 mrt 0 0K 0K 166960K 4 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 43 201K 201K 166960K 43 0 exec 0 0K 1K 166960K 452 0 fusefs mount 1 32K 32K 166960K 1 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 189 152K 178K 166960K 4173 0 UVM aobj 5 2K 2K 166960K 5 0 pinsyscall 39 78K 100K 166960K 1557 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 3 0 NDP 12 0K 2K 166960K 45 0 temp 36 9114K 9162K 166960K 9843 0 kqueue 13 20K 26K 166960K 38 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 28 0 0 1 0 1 1 0 8 0 rtpcb 120 45 0 42 1 0 1 1 0 8 0 rtentry 176 155 0 78 6 0 6 6 0 8 0 unpcb 144 70 0 53 1 0 1 1 0 8 0 syncache 336 4 0 4 1 0 1 1 0 8 1 tcpcb 736 22 0 18 1 0 1 1 0 8 0 arp 136 26 0 14 1 0 1 1 0 8 0 inpcb 328 132 0 123 2 0 2 2 0 8 1 nd6 152 36 0 21 1 0 1 1 0 8 0 kcovpl 48 14 0 7 1 0 1 1 0 8 0 ppxss 1192 3 0 3 1 0 1 1 0 8 1 pfosfp 40 1428 0 1005 5 0 5 5 0 8 0 pfosfpen 112 1428 0 714 21 0 21 21 0 8 0 pfstitem 24 32 0 0 1 0 1 1 0 8 0 pfstkey 128 32 0 0 2 0 2 2 0 8 0 pfstate 448 32 0 0 4 0 4 4 0 8 0 pfrule 1360 22 0 17 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 632 0 220 29 0 29 29 0 8 0 art_table 40 633 0 220 5 0 5 5 0 8 0 art_node 32 155 0 75 1 0 1 1 0 8 0 semapl 72 1 0 0 1 0 1 1 0 8 0 shmpl 120 2 0 0 1 0 1 1 0 8 0 dirhash 1024 21 0 2 3 0 3 3 0 8 0 dino2pl 256 1701 0 216 93 0 93 93 0 8 0 ffsino 296 1701 0 216 115 0 115 115 0 8 0 nchpl 144 1972 0 251 64 0 64 64 0 8 0 vnodes 216 2137 0 0 119 0 119 119 0 8 0 namei 1024 7858 0 7858 2 0 2 2 0 8 2 percpumem 16 61 0 12 1 0 1 1 0 8 0 kstatmem 264 43 0 20 2 0 2 2 0 8 0 scxspl 216 6805 0 6805 4 3 1 3 1 8 1 plimitpl 152 37 0 20 1 0 1 1 0 8 0 sigapl 424 580 0 535 7 0 7 7 0 8 1 knotepl 120 68 0 0 3 0 3 3 0 8 0 kqueuepl 224 43 0 34 1 0 1 1 0 8 0 pipepl 344 147 0 120 3 0 3 3 0 8 0 fdescpl 528 564 0 536 3 0 3 3 0 8 0 filepl 160 2480 0 2282 14 0 14 14 0 8 3 lockfpl 104 300 0 298 2 0 2 2 0 8 1 lockfspl 48 148 0 146 1 0 1 1 0 8 0 sessionpl 144 31 0 22 1 0 1 1 0 8 0 pgrppl 48 47 0 30 1 0 1 1 0 8 0 ucredpl 104 157 0 143 1 0 1 1 0 8 0 zombiepl 144 536 0 535 1 0 1 1 0 8 0 processpl 1232 580 0 535 5 0 5 5 0 8 0 procpl 664 704 0 656 6 0 6 6 0 8 1 sockpl 752 312 0 283 4 0 4 4 0 8 1 mcl64k 65536 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 2 0 0 1 0 1 1 0 8 0 mcl4k 4096 121 0 0 16 0 16 16 0 8 1 mcl2k 2048 32 0 0 4 0 4 4 0 8 0 mextrefs 64 32 0 0 1 0 1 1 0 8 0 mtagpl 96 3 0 0 1 0 1 1 0 8 0 mbufpl 256 232 0 0 15 0 15 15 0 8 0 bufpl 272 2484 0 105 159 0 159 159 0 8 0 anonpl 32 3792 0 0 31 0 31 31 0 247 0 amapchunkpl 152 11320 0 10984 21 0 21 21 0 158 4 amappl16 200 1814 0 1800 5 2 3 5 0 8 1 amappl15 192 5 0 5 2 2 0 1 0 8 0 amappl14 184 488 0 485 1 0 1 1 0 8 0 amappl13 176 134 0 122 1 0 1 1 0 8 0 amappl12 168 850 0 824 2 0 2 2 0 8 0 amappl11 160 5 0 5 1 1 0 1 0 8 0 amappl10 152 64 0 50 1 0 1 1 0 8 0 amappl9 144 279 0 279 1 1 0 1 0 8 0 amappl8 136 115 0 112 1 0 1 1 0 8 0 amappl7 128 169 0 155 1 0 1 1 0 8 0 amappl6 120 204 0 199 1 0 1 1 0 8 0 amappl5 112 95 0 85 1 0 1 1 0 8 0 amappl4 104 308 0 288 1 0 1 1 0 8 0 amappl3 96 1998 0 1927 3 0 3 3 0 8 0 amappl2 88 671 0 602 2 0 2 2 0 8 0 amappl1 80 11260 0 10669 15 1 14 15 0 8 0 amappl 88 3345 0 3228 4 0 4 4 0 92 0 uvmvnodes 80 99 0 0 3 0 3 3 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 18 0 17 1 0 1 1 0 8 0 aobjpl 72 4 0 0 1 0 1 1 0 8 0 uaddrrnd 24 564 0 536 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 564 0 536 1 0 1 1 0 8 0 vmmpekpl 168 6764 0 6720 3 0 3 3 0 8 0 vmmpepl 168 45689 0 44067 88 0 88 88 0 357 8 vmsppl 488 563 0 535 5 0 5 5 0 8 1 rwobjpl 80 16219 0 15230 24 0 24 24 0 8 1 pdppl 4096 1135 0 1070 95 22 73 83 0 8 8 pvpl 32 10603 0 0 86 0 86 86 0 265 0 pmappl 256 563 0 535 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 433 0 25 12 0 12 12 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff839bbff0) 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(ffffffff83b11b80) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff83b11b80) at __mp_lock+0x192 sys/kern/kern_lock.c:173 exit1(ffff80003c3b82b8,43,0,1) at exit1+0x720 sys/kern/kern_exit.c:260 sys_exit(ffff80003c3b82b8,ffff80002a2e8aa0,ffff80002a2e89f0) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff80002a2e8aa0) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a2e8aa0) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:791 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7c37d453b350, count: 7 ddb{0}> trace x86_ipi_db(ffffffff839bbff0) 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(ffffffff83b11b80) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff83b11b80) at __mp_lock+0x192 sys/kern/kern_lock.c:173 exit1(ffff80003c3b82b8,43,0,1) at exit1+0x720 sys/kern/kern_exit.c:260 sys_exit(ffff80003c3b82b8,ffff80002a2e8aa0,ffff80002a2e89f0) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff80002a2e8aa0) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a2e8aa0) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:791 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7c37d453b350, count: -8 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(ffffffff834c1ffe) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff8350285d,ffffffff8354bde7,13f,ffffffff834409e3) at __assert+0x29 sys/kern/subr_prf.c:-1 tun_clone_destroy(ffff8000015f6000) at tun_clone_destroy+0x38a if_clone_destroy(ffff80002a2ac1e0) at if_clone_destroy+0x205 sys/net/if.c:1480 ifioctl(ffff800010fdc300,80206979,ffff80002a2ac1e0,ffff80003c3b9778) at ifioctl+0x59d sys/net/if.c:2161 sys_ioctl(ffff80003c3b9778,ffff80002a2ac3c0,ffff80002a2ac310) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1 syscall(ffff80002a2ac3c0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a2ac3c0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7d93859f3c00, count: 6 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff834c1ffe) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff8350285d,ffffffff8354bde7,13f,ffffffff834409e3) at __assert+0x29 sys/kern/subr_prf.c:-1 tun_clone_destroy(ffff8000015f6000) at tun_clone_destroy+0x38a if_clone_destroy(ffff80002a2ac1e0) at if_clone_destroy+0x205 sys/net/if.c:1480 ifioctl(ffff800010fdc300,80206979,ffff80002a2ac1e0,ffff80003c3b9778) at ifioctl+0x59d sys/net/if.c:2161 sys_ioctl(ffff80003c3b9778,ffff80002a2ac3c0,ffff80002a2ac310) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1 syscall(ffff80002a2ac3c0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a2ac3c0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:791 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7d93859f3c00, count: -9