panic: kernel diagnostic assertion "nlevel >= IPL_NONE" failed: file "/syzkaller/managers/multicore/kernel/sys/arch/amd64/amd64/intr.c", line 775 Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND * 10126 4076 0 0x1000 0x4080000 0K syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830eb61e) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff830a4453,ffffffff83002576,307,ffffffff8305b1d8) at __assert+0x29 splraise(dead4110) at splraise+0xbd sys/arch/amd64/amd64/intr.c:775 mtx_enter_try(ffff80000132e408) at mtx_enter_try+0x97 sys/kern/kern_lock.c:266 mtx_enter(ffff80000132e408) at mtx_enter+0x60 sys/kern/kern_lock.c:239 klist_mutex_lock(ffff80000132e408) at klist_mutex_lock+0x32 sys/kern/kern_event.c:2352 klist_invalidate(ffff80000132e4c8) at klist_invalidate+0xef klist_lock sys/kern/kern_event.c:2317 [inline] klist_invalidate(ffff80000132e4c8) at klist_invalidate+0xef sys/kern/kern_event.c:2283 bpfsdetach(ffff8000012aaa80) at bpfsdetach+0x12f sys/net/bpf.c:1800 bpfdetach(ffff8000012ba000) at bpfdetach+0xa6 if_detach(ffff8000012ba000) at if_detach+0x14f sys/net/if.c:1193 tun_clone_destroy(ffff8000012ba000) at tun_clone_destroy+0x2d6 sys/net/if_tun.c:338 if_clone_destroy(ffff8000371da840) at if_clone_destroy+0x1d7 sys/net/if.c:1382 ifioctl(ffff800010fdf238,80206979,ffff8000371da840,ffff8000357ab6f0) at ifioctl+0x5c5 end trace frame: 0xffff8000371da940, count: 0 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: kernel diagnostic assertion "nlevel >= IPL_NONE" failed: file "/syzkaller/managers/multicore/kernel/sys/arch/amd64/amd64/intr.c", line 775 ddb{0}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830eb61e) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff830a4453,ffffffff83002576,307,ffffffff8305b1d8) at __assert+0x29 splraise(dead4110) at splraise+0xbd sys/arch/amd64/amd64/intr.c:775 mtx_enter_try(ffff80000132e408) at mtx_enter_try+0x97 sys/kern/kern_lock.c:266 mtx_enter(ffff80000132e408) at mtx_enter+0x60 sys/kern/kern_lock.c:239 klist_mutex_lock(ffff80000132e408) at klist_mutex_lock+0x32 sys/kern/kern_event.c:2352 klist_invalidate(ffff80000132e4c8) at klist_invalidate+0xef klist_lock sys/kern/kern_event.c:2317 [inline] klist_invalidate(ffff80000132e4c8) at klist_invalidate+0xef sys/kern/kern_event.c:2283 bpfsdetach(ffff8000012aaa80) at bpfsdetach+0x12f sys/net/bpf.c:1800 bpfdetach(ffff8000012ba000) at bpfdetach+0xa6 if_detach(ffff8000012ba000) at if_detach+0x14f sys/net/if.c:1193 tun_clone_destroy(ffff8000012ba000) at tun_clone_destroy+0x2d6 sys/net/if_tun.c:338 if_clone_destroy(ffff8000371da840) at if_clone_destroy+0x1d7 sys/net/if.c:1382 ifioctl(ffff800010fdf238,80206979,ffff8000371da840,ffff8000357ab6f0) at ifioctl+0x5c5 sys_ioctl(ffff8000357ab6f0,ffff8000371daa20,ffff8000371da970) at sys_ioctl+0x67c syscall(ffff8000371daa20) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:178 [inline] syscall(ffff8000371daa20) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xefb00cb4d40, count: -17 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff8000371da3a0 rbx 0xffffffff8349bdbf cpu_info_full_primary+0x2dbf rdx 0 rcx 0xffff8000357ab6f0 rax 0xffffffff8349aff0 cpu_info_full_primary+0x1ff0 r8 0 r9 0x8080808080808080 r10 0xdf4c49422feebf7 r11 0xc764dcd6ffd6a53 r12 0xffffffff8349bbc0 cpu_info_full_primary+0x2bc0 r13 0 r14 0 r15 0x1 rip 0xffffffff81bbba65 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff8000371da390 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor) tid=10126 pid=4076 tcnt=2 stat=onproc flags process=1000 proc=4080000 runpri=32, usrpri=83, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0xffff8000357ab468 scnt=1 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000357ab468,0xffff80003720c2d0 process=0xffff8000ffff1b38 user=0xffff8000371d5000, vmspace=0xfffffd806bf3a1e0 estcpu=36, cpticks=2, pctcpu=0.0, user=0, sys=2, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 97009 322463 94339 0 2 0 syz-executor 97009 387071 94339 0 3 0x4000080 fsleep syz-executor 67161 368047 8678 0 2 0 syz-executor 67161 259926 8678 0 3 0x4000000 inode syz-executor 67161 68501 8678 0 2 0x4000000 syz-executor 12629 60819 20445 0 2 0x480 syz-executor 12629 523589 20445 0 2 0x4000000 syz-executor 12629 260753 20445 0 3 0x4000080 fsleep syz-executor 12629 478382 20445 0 3 0x4000080 fsleep syz-executor 67958 241787 40938 0 4 0x82000 syz-executor 67958 300783 40938 0 2 0x4082000 syz-executor 67958 501389 40938 0 3 0x4082000 inode syz-executor 67958 377048 40938 0 3 0x4002000 suspend syz-executor 4076 348200 63901 0 3 0x3000 suspend syz-executor * 4076 10126 63901 0 7 0x4081000 syz-executor 35814 354761 0 0 3 0x14200 acct acct 32843 492384 0 0 3 0x14280 nfsidl nfsio 12359 44960 0 0 3 0x14280 nfsidl nfsio 55930 350713 0 0 3 0x14280 nfsidl nfsio 56279 425418 0 0 3 0x14280 nfsidl nfsio 28042 172623 0 0 3 0x14280 nfsidl nfsio 35189 341101 0 0 3 0x14280 nfsidl nfsio 68056 52427 0 0 3 0x14280 nfsidl nfsio 2740 46877 0 0 3 0x14280 nfsidl nfsio 66452 10446 0 0 3 0x14280 nfsidl nfsio 78388 52229 0 0 3 0x14280 nfsidl nfsio 79588 331942 0 0 3 0x14280 nfsidl nfsio 52498 442302 0 0 3 0x14280 nfsidl nfsio 38495 118127 0 0 3 0x14280 nfsidl nfsio 97115 211254 0 0 3 0x14280 nfsidl nfsio 7838 114913 0 0 3 0x14280 nfsidl nfsio 80419 150320 0 0 3 0x14280 nfsidl nfsio 542 95255 0 0 3 0x14280 nfsidl nfsio 12264 141973 0 0 3 0x14280 nfsidl nfsio 70055 371543 0 0 3 0x14280 nfsidl nfsio 35356 503296 0 0 3 0x14280 nfsidl nfsio 81822 471773 0 0 3 0x14200 bored sosplice 232 347737 57807 0 2 0x482 syz-executor 20445 264121 57807 0 2 0x482 syz-executor 8678 26416 57807 0 2 0x482 syz-executor 27233 161836 57807 0 2 0x482 syz-executor 49821 329360 57807 0 3 0x82 wait syz-executor 40938 14358 57807 0 2 0x482 syz-executor 94339 311728 57807 0 2 0x482 syz-executor 63901 407246 57807 0 2 0x482 syz-executor 57807 108091 36080 0 3 0x82 kqread syz-executor 36080 239644 23757 0 3 0x10008a sigsusp ksh 23757 67902 47644 0 3 0x98 kqread sshd-session 47644 458975 35599 0 3 0x92 kqread sshd-session 41175 238074 1 0 3 0x100083 ttyin getty 35599 501960 1 0 3 0x88 kqread sshd 1030 231238 81721 74 3 0x1100092 bpf pflogd 81721 272794 1 0 3 0x80 sbwait pflogd 15926 277505 50567 73 3 0x1100090 kqread syslogd 50567 482075 1 0 3 0x100082 sbwait syslogd 11779 25741 1 0 3 0x100080 kqread resolvd 22635 314335 77071 77 3 0x100092 kqread dhcpleased 20485 454873 77071 77 3 0x100092 kqread dhcpleased 77071 29952 1 0 3 0x80 kqread dhcpleased 15176 25059 0 0 3 0x14200 bored smr 41576 400240 0 0 2 0x14200 zerothread 92383 507075 0 0 3 0x14200 aiodoned aiodoned 4246 490083 0 0 3 0x14200 syncer update 70172 128608 0 0 3 0x14200 cleaner cleaner 43859 510875 0 0 2 0x14200 reaper 2755 19723 0 0 3 0x14200 pgdaemon pagedaemon 36969 498923 0 0 3 0x14200 bored viomb 76947 57215 0 0 3 0x40014200 acpi0 acpi0 10595 447507 0 0 7 0x40014200 idle1 18944 368528 0 0 3 0x14200 bored softnet3 70311 154173 0 0 3 0x14200 bored softnet2 98218 110311 0 0 3 0x14200 bored softnet1 70011 384443 0 0 3 0x14200 bored softnet0 77942 157157 0 0 3 0x14200 bored systqmp 66301 31961 0 0 3 0x14200 bored systq 45003 117557 0 0 3 0x14200 tmoslp softclockmp 35072 201184 0 0 2 0x40014200 softclock 93469 277252 0 0 3 0x40014200 idle0 1 132535 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 67161 (syz-executor) thread 0xffff8000357aaf58 (259926) exclusive rrwlock inode r = 0 (0xfffffd807e4cde68) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 vget+0x2bd sys/kern/vfs_subr.c:678 #6 cache_lookup+0x36e sys/kern/vfs_cache.c:222 #7 ufs_lookup+0x218 sys/ufs/ufs/ufs_lookup.c:160 #8 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #9 vfs_lookup+0x8fa sys/kern/vfs_lookup.c:566 #10 namei+0x7aa sys/kern/vfs_lookup.c:250 #11 vn_open+0x13f sys/kern/vfs_vnops.c:140 #12 doopenat+0x31d sys/kern/vfs_syscalls.c:1123 #13 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:178 [inline] #13 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #14 Xsyscall+0x128 Process 12629 (syz-executor) thread 0xffff8000357aa538 (523589) exclusive rrwlock inode r = 0 (0xfffffd806ec40c50) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 vget+0x2bd sys/kern/vfs_subr.c:678 #6 cache_lookup+0x36e sys/kern/vfs_cache.c:222 #7 ufs_lookup+0x218 sys/ufs/ufs/ufs_lookup.c:160 #8 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #9 vfs_lookup+0x8fa sys/kern/vfs_lookup.c:566 #10 namei+0x7aa sys/kern/vfs_lookup.c:250 #11 vn_open+0x13f sys/kern/vfs_vnops.c:140 #12 doopenat+0x31d sys/kern/vfs_syscalls.c:1123 #13 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:178 [inline] #13 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #14 Xsyscall+0x128 Process 67958 (syz-executor) thread 0xffff8000357aaa48 (501389) exclusive rrwlock inode r = 0 (0xfffffd807e4cdf78) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0x109 sys/kern/vfs_lookup.c:418 #6 namei+0x7aa sys/kern/vfs_lookup.c:250 #7 vn_open+0x13f sys/kern/vfs_vnops.c:140 #8 doopenat+0x31d sys/kern/vfs_syscalls.c:1123 #9 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:178 [inline] #9 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #10 Xsyscall+0x128 Process 4076 (syz-executor) thread 0xffff8000357ab6f0 (10126) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff8354c7e8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 __mp_acquire_count+0x58 #2 mi_switch+0x4b7 sys/kern/sched_bsd.c:441 #3 sleep_finish+0x2e7 sys/kern/kern_synch.c:425 #4 rw_enter+0x348 sys/kern/kern_rwlock.c:285 #5 lf_purgelocks+0x2f sys/kern/vfs_lockf.c:731 #6 vgonel+0x497 sys/kern/vfs_subr.c:1208 #7 vop_generic_revoke+0x3e6 sys/kern/vfs_default.c:128 #8 VOP_REVOKE+0x65 sys/kern/vfs_vops.c:291 #9 vdevgone+0x17b #10 bpfsdetach+0x117 sys/net/bpf.c:1802 #11 bpfdetach+0xa6 #12 if_detach+0x14f sys/net/if.c:1193 #13 tun_clone_destroy+0x2d6 sys/net/if_tun.c:338 #14 if_clone_destroy+0x1d7 sys/net/if.c:1382 #15 ifioctl+0x5c5 #16 sys_ioctl+0x67c #17 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:178 [inline] #17 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #18 Xsyscall+0x128 exclusive rwlock clonelk r = 0 (0xffffffff834a5750) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 if_clone_destroy+0x67 #2 ifioctl+0x5c5 #3 sys_ioctl+0x67c #4 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:178 [inline] #4 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #5 Xsyscall+0x128 Process 43859 (reaper) thread 0xffff800029fd96d0 (510875) exclusive rwlock kmmaplk r = 0 (0xffffffff835034c8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 vm_map_lock_ln+0x12e sys/uvm/uvm_map.c:5255 #2 uvm_unmap+0x81 sys/uvm/uvm_map.c:1792 #3 km_free+0x87 sys/uvm/uvm_km.c:833 #4 uvm_uarea_free+0x4f sys/uvm/uvm_glue.c:284 #5 reaper+0x1fe sys/kern/kern_exit.c:466 #6 proc_trampoline+0x10 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10238 11208K 11450K 166960K 12378 0 pcb 17 15K 17K 166960K 444 0 rtable 208 8K 9K 166960K 597 0 pf 37 18K 22K 166960K 85 0 ifaddr 37 6K 8K 166960K 62 0 ifgroup 54 2K 2K 166960K 83 0 sysctl 2 0K 2K 166960K 5 0 counters 62 36K 36K 166960K 82 0 ioctlops 0 0K 8K 166960K 1564 0 iov 0 0K 16K 166960K 133 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1400 88K 88K 166960K 2100 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 21 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 109 0 dirhash 12 2K 2K 166960K 30 0 ACPI 1690 195K 286K 166960K 12468 0 file desc 17 61K 97K 166960K 1043 0 sigio 0 0K 0K 166960K 20 0 proc 72 91K 140K 166960K 617 0 subproc 104 6K 6K 166960K 104 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 1 0K 0K 166960K 276 0 in_multi 78 5K 7K 166960K 153 0 ether_multi 1 0K 0K 166960K 14 0 mrt 2 0K 0K 166960K 7 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 253 1129K 1129K 166960K 253 0 exec 0 0K 1K 166960K 490 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 0K 166960K 2 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 268 74K 87K 166960K 12144 0 UVM aobj 14 2K 4K 166960K 15 0 pinsyscall 42 84K 104K 166960K 2184 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 1K 166960K 122 0 NDP 11 0K 2K 166960K 39 0 temp 66 6825K 6919K 166960K 36187 0 kqueue 13 20K 28K 166960K 171 0 SYN cache 2 16K 16K 166960K 2 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 24 0 0 1 0 1 1 0 8 0 rtpcb 120 141 0 138 2 1 1 2 0 8 0 rtentry 112 163 0 74 4 0 4 4 0 8 0 unpcb 144 902 0 884 7 2 5 5 0 8 3 syncache 336 10 0 10 4 4 0 1 0 8 0 tcpcb 808 563 0 559 14 9 5 8 0 8 4 arp 120 20 0 2 1 0 1 1 0 8 0 inpcb 336 1808 0 1798 25 17 8 12 0 8 6 nd6 136 27 0 6 1 0 1 1 0 8 0 pkpcb 40 4 0 4 2 2 0 1 0 8 0 kcovpl 48 8 0 0 1 0 1 1 0 8 0 ppxss 1168 6 0 6 2 2 0 1 0 8 0 pffrag 232 12 0 2 1 0 1 1 0 482 0 pffrnode 88 11 0 2 1 0 1 1 0 8 0 pffrent 40 18 0 8 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 pfrktable 1344 1 0 0 1 0 1 1 0 8 0 pfanchor 1288 1 0 0 1 0 1 1 0 8 0 pftag 88 1 0 0 1 0 1 1 0 8 0 pfstitem 24 93 0 29 1 0 1 1 0 8 0 pfstkey 128 95 0 31 3 0 3 3 0 8 0 pfstate 376 93 0 30 7 0 7 7 0 8 0 pfrule 1344 31 0 22 2 0 2 2 0 8 0 art_heap8 4096 4 0 0 4 0 4 4 0 8 0 art_heap4 256 551 0 200 29 3 26 29 0 8 0 art_table 32 555 0 200 4 0 4 4 0 8 0 art_node 16 124 0 45 1 0 1 1 0 8 0 sysvmsgpl 40 16 0 8 1 0 1 1 0 8 0 semapl 112 106 0 96 1 0 1 1 0 8 0 shmpl 112 12 0 1 2 1 1 1 0 8 0 dirhash 1024 29 0 12 3 0 3 3 0 8 0 dino2pl 256 3292 0 1795 95 0 95 95 0 8 0 ffsino 272 3292 0 1795 101 0 101 101 0 8 0 nchpl 144 4920 0 4329 63 40 23 63 0 8 0 uvmvnodes 80 3787 0 0 78 0 78 78 0 8 0 vnodes 216 3787 0 0 211 0 211 211 0 8 0 namei 1024 17330 0 17328 3 2 1 2 0 8 0 percpumem 16 55 0 10 1 0 1 1 0 8 0 kstatmem 264 42 0 20 2 0 2 2 0 8 0 scsiplug 72 2 0 2 2 2 0 1 0 8 0 scxspl 216 18369 0 18369 10 9 1 8 1 8 1 plimitpl 152 434 0 417 1 0 1 1 0 8 0 sigapl 424 1383 0 1311 9 0 9 9 0 8 0 futexpl 64 14706 0 14703 1 0 1 1 0 8 0 knotepl 120 751 0 0 23 0 23 23 0 8 0 kqueuepl 216 378 0 369 5 4 1 5 0 8 0 pipepl 320 204 0 177 3 0 3 3 0 8 0 fdescpl 496 1341 0 1310 6 1 5 6 0 8 0 filepl 152 9661 0 9404 23 6 17 18 0 8 4 lockfpl 104 704 0 702 2 1 1 2 0 8 0 lockfspl 48 197 0 195 1 0 1 1 0 8 0 sessionpl 144 29 0 20 1 0 1 1 0 8 0 pgrppl 48 118 0 101 1 0 1 1 0 8 0 ucredpl 104 1490 0 1476 1 0 1 1 0 8 0 zombiepl 144 1818 0 1814 2 1 1 1 0 8 0 processpl 1160 1383 0 1311 7 1 6 6 0 8 0 procpl 648 2981 0 2898 8 0 8 8 0 8 0 srpgc 96 2 0 2 1 1 0 1 0 8 0 sosppl 168 3 0 3 2 2 0 1 0 8 0 sockpl 664 2863 0 2831 29 18 11 15 0 8 7 mcl64k 65536 4 0 0 1 0 1 1 0 8 0 mcl16k 16384 4 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 142 0 0 18 0 18 18 0 8 0 mcl2k 2048 40 0 0 5 1 4 4 0 8 0 mtagpl 96 30 0 0 1 0 1 1 0 8 0 mbufpl 256 272 0 0 15 0 15 15 0 8 0 bufpl 280 6393 0 219 442 0 442 442 0 8 0 anonpl 24 274686 0 270250 79 9 70 71 0 185 33 amapchunkpl 152 39734 0 39097 34 7 27 34 0 158 0 amappl16 200 7640 0 7605 51 39 12 25 0 8 7 amappl15 192 21 0 21 1 1 0 1 0 8 0 amappl14 184 136 0 124 1 0 1 1 0 8 0 amappl13 176 13 0 13 1 1 0 1 0 8 0 amappl12 168 2007 0 1974 4 1 3 3 0 8 0 amappl11 160 57 0 43 1 0 1 1 0 8 0 amappl10 152 17 0 17 1 1 0 1 0 8 0 amappl9 144 139 0 139 1 1 0 1 0 8 0 amappl8 136 102 0 99 1 0 1 1 0 8 0 amappl7 128 154 0 142 1 0 1 1 0 8 0 amappl6 120 172 0 171 1 0 1 1 0 8 0 amappl5 112 140 0 129 1 0 1 1 0 8 0 amappl4 104 369 0 348 1 0 1 1 0 8 0 amappl3 96 7274 0 7161 4 0 4 4 0 8 0 amappl2 88 1708 0 1622 3 0 3 3 0 8 0 amappl1 80 12104 0 11542 16 2 14 14 0 8 0 amappl 88 11577 0 11371 5 0 5 5 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 dma512 512 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 72 14 0 1 1 0 1 1 0 8 0 uaddrrnd 24 1341 0 1309 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1341 0 1309 1 0 1 1 0 8 0 vmmpekpl 168 12550 0 12508 3 0 3 3 0 8 0 vmmpepl 168 93226 0 91264 110 7 103 104 0 357 15 vmsppl 448 1340 0 1309 6 2 4 5 0 8 0 rwobjpl 56 33920 0 29141 71 1 70 71 0 8 2 pdppl 4096 2689 0 2618 115 44 71 87 0 8 0 pvpl 32 18938 0 0 153 0 153 153 0 265 0 pmappl 248 1340 0 1309 3 0 3 3 0 8 0 extentpl 40 55 0 38 1 0 1 1 0 8 0 phpool 112 446 0 87 11 0 11 11 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830eb61e) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff830a4453,ffffffff83002576,307,ffffffff8305b1d8) at __assert+0x29 splraise(dead4110) at splraise+0xbd sys/arch/amd64/amd64/intr.c:775 mtx_enter_try(ffff80000132e408) at mtx_enter_try+0x97 sys/kern/kern_lock.c:266 mtx_enter(ffff80000132e408) at mtx_enter+0x60 sys/kern/kern_lock.c:239 klist_mutex_lock(ffff80000132e408) at klist_mutex_lock+0x32 sys/kern/kern_event.c:2352 klist_invalidate(ffff80000132e4c8) at klist_invalidate+0xef klist_lock sys/kern/kern_event.c:2317 [inline] klist_invalidate(ffff80000132e4c8) at klist_invalidate+0xef sys/kern/kern_event.c:2283 bpfsdetach(ffff8000012aaa80) at bpfsdetach+0x12f sys/net/bpf.c:1800 bpfdetach(ffff8000012ba000) at bpfdetach+0xa6 if_detach(ffff8000012ba000) at if_detach+0x14f sys/net/if.c:1193 tun_clone_destroy(ffff8000012ba000) at tun_clone_destroy+0x2d6 sys/net/if_tun.c:338 if_clone_destroy(ffff8000371da840) at if_clone_destroy+0x1d7 sys/net/if.c:1382 ifioctl(ffff800010fdf238,80206979,ffff8000371da840,ffff8000357ab6f0) at ifioctl+0x5c5 sys_ioctl(ffff8000357ab6f0,ffff8000371daa20,ffff8000371da970) at sys_ioctl+0x67c syscall(ffff8000371daa20) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:178 [inline] syscall(ffff8000371daa20) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xefb00cb4d40, count: -17 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffff800029b7bff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 acpicpu_idle() at acpicpu_idle+0x41e sys/dev/acpi/acpicpu.c:1218 sched_idle(ffff800029b7bff0) at sched_idle+0x558 sys/kern/kern_sched.c:182 end trace frame: 0x0, count: 10 ddb{1}> trace x86_ipi_db(ffff800029b7bff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 acpicpu_idle() at acpicpu_idle+0x41e sys/dev/acpi/acpicpu.c:1218 sched_idle(ffff800029b7bff0) at sched_idle+0x558 sys/kern/kern_sched.c:182 end trace frame: 0x0, count: -5