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 445220 10169 0 0 0 1 syz-executor *471453 61599 0 0 0x4000000 0K syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff830f2722) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff830a3cce,ffffffff83003332,307,ffffffff8305c134) at __assert+0x29 splraise(deaf4152) at splraise+0xbd sys/arch/amd64/amd64/intr.c:775 mtx_enter_try(ffff80000136f208) at mtx_enter_try+0x97 sys/kern/kern_lock.c:266 mtx_enter(ffff80000136f208) at mtx_enter+0x60 sys/kern/kern_lock.c:239 klist_mutex_lock(ffff80000136f208) at klist_mutex_lock+0x32 sys/kern/kern_event.c:2352 klist_invalidate(ffff80000136f2c8) at klist_invalidate+0xef klist_lock sys/kern/kern_event.c:2317 [inline] klist_invalidate(ffff80000136f2c8) at klist_invalidate+0xef sys/kern/kern_event.c:2283 bpfsdetach(ffff8000012b8180) at bpfsdetach+0x12f sys/net/bpf.c:1800 bpfdetach(ffff8000012b4800) at bpfdetach+0xa6 if_detach(ffff8000012b4800) at if_detach+0x14f sys/net/if.c:1193 tun_clone_destroy(ffff8000012b4800) at tun_clone_destroy+0x2d6 sys/net/if_tun.c:338 if_clone_destroy(ffff80002f586730) at if_clone_destroy+0x1d7 sys/net/if.c:1382 ifioctl(ffff800010fda548,80206979,ffff80002f586730,ffff800033592038) at ifioctl+0x5c5 end trace frame: 0xffff80002f586830, 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(ffffffff830f2722) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff830a3cce,ffffffff83003332,307,ffffffff8305c134) at __assert+0x29 splraise(deaf4152) at splraise+0xbd sys/arch/amd64/amd64/intr.c:775 mtx_enter_try(ffff80000136f208) at mtx_enter_try+0x97 sys/kern/kern_lock.c:266 mtx_enter(ffff80000136f208) at mtx_enter+0x60 sys/kern/kern_lock.c:239 klist_mutex_lock(ffff80000136f208) at klist_mutex_lock+0x32 sys/kern/kern_event.c:2352 klist_invalidate(ffff80000136f2c8) at klist_invalidate+0xef klist_lock sys/kern/kern_event.c:2317 [inline] klist_invalidate(ffff80000136f2c8) at klist_invalidate+0xef sys/kern/kern_event.c:2283 bpfsdetach(ffff8000012b8180) at bpfsdetach+0x12f sys/net/bpf.c:1800 bpfdetach(ffff8000012b4800) at bpfdetach+0xa6 if_detach(ffff8000012b4800) at if_detach+0x14f sys/net/if.c:1193 tun_clone_destroy(ffff8000012b4800) at tun_clone_destroy+0x2d6 sys/net/if_tun.c:338 if_clone_destroy(ffff80002f586730) at if_clone_destroy+0x1d7 sys/net/if.c:1382 ifioctl(ffff800010fda548,80206979,ffff80002f586730,ffff800033592038) at ifioctl+0x5c5 sys_ioctl(ffff800033592038,ffff80002f586910,ffff80002f586860) at sys_ioctl+0x67c syscall(ffff80002f586910) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:178 [inline] syscall(ffff80002f586910) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xf2a61cf8550, count: -17 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff80002f586290 rbx 0xffffffff83414dbf cpu_info_full_primary+0x2dbf rdx 0xffff8000012aee00 rcx 0xffff800033592038 rax 0xffffffff83413ff0 cpu_info_full_primary+0x1ff0 r8 0 r9 0x8080808080808080 r10 0x344392d91f88091e r11 0x47b5f6fd2445c659 r12 0xffffffff83414bc0 cpu_info_full_primary+0x2bc0 r13 0 r14 0 r15 0x1 rip 0xffffffff81d0d485 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80002f586280 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor) tid=471453 pid=61599 tcnt=3 stat=onproc flags process=0 proc=4000000 runpri=32, usrpri=82, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff800033592f68,0xffff8000ffff3980 process=0xffff8000fffec008 user=0xffff80002f581000, vmspace=0xfffffd806bc7cc68 estcpu=32, cpticks=2, pctcpu=0.1, user=0, sys=3, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 11766 519787 75820 0 3 0 futex syz-executor 11766 464441 75820 0 3 0x4000080 fsleep syz-executor 11766 238619 75820 0 3 0x4000080 fsleep syz-executor 10169 445220 40103 0 7 0 syz-executor 10169 328325 40103 0 2 0x4000000 syz-executor 91058 280774 23006 0 2 0 syz-executor 91058 13902 23006 0 2 0x4000000 syz-executor 61599 416618 32175 0 2 0 syz-executor *61599 471453 32175 0 7 0x4000000 syz-executor 61599 215301 32175 0 2 0x4000000 syz-executor 76816 256374 67599 0 3 0 futex syz-executor 76816 92137 67599 0 2 0x4000000 syz-executor 76816 369561 67599 0 3 0x4000000 futex syz-executor 18551 515366 97885 0 3 0 futex syz-executor 18551 482002 97885 0 3 0x4000080 fsleep syz-executor 69354 351484 44230 0 3 0 futex syz-executor 69354 503111 44230 0 3 0x4000000 futex syz-executor 26737 409925 30714 0 3 0 futex syz-executor 26737 477374 30714 0 3 0x4000080 fsleep syz-executor 75032 114033 0 0 3 0x14280 nfsidl nfsio 22211 74267 0 0 3 0x14280 nfsidl nfsio 53598 522860 0 0 3 0x14280 nfsidl nfsio 41034 341884 0 0 3 0x14280 nfsidl nfsio 62743 367464 0 0 3 0x14280 nfsidl nfsio 14323 426084 0 0 3 0x14280 nfsidl nfsio 90915 87596 0 0 3 0x14280 nfsidl nfsio 25125 26582 0 0 3 0x14280 nfsidl nfsio 76174 37924 0 0 3 0x14280 nfsidl nfsio 98552 132909 0 0 3 0x14280 nfsidl nfsio 11501 435129 0 0 3 0x14280 nfsidl nfsio 41671 347151 0 0 3 0x14280 nfsidl nfsio 47114 457392 0 0 3 0x14280 nfsidl nfsio 6960 93042 0 0 3 0x14280 nfsidl nfsio 7593 43604 0 0 3 0x14280 nfsidl nfsio 82483 136879 0 0 3 0x14280 nfsidl nfsio 56360 442855 0 0 3 0x14280 nfsidl nfsio 90300 79477 0 0 3 0x14280 nfsidl nfsio 69993 164403 0 0 3 0x14280 nfsidl nfsio 14760 496839 0 0 3 0x14280 nfsidl nfsio 40103 112532 93854 0 3 0x82 nanoslp syz-executor 87235 156916 0 0 3 0x14200 bored sosplice 32175 103282 93854 0 3 0x82 nanoslp syz-executor 44230 382828 93854 0 3 0x82 nanoslp syz-executor 97885 437295 93854 0 3 0x82 nanoslp syz-executor 30714 275049 93854 0 3 0x82 nanoslp syz-executor 67599 438748 93854 0 3 0x82 nanoslp syz-executor 75820 352308 93854 0 3 0x82 nanoslp syz-executor 23006 469407 93854 0 3 0x82 nanoslp syz-executor 93854 439815 83674 0 2 0x82 syz-executor 83674 156114 21640 0 3 0x10008a sigsusp ksh 21640 245768 86324 0 3 0x98 kqread sshd-session 86324 509781 73150 0 3 0x92 kqread sshd-session 51185 262981 1 0 3 0x100083 ttyin getty 73150 356272 1 0 3 0x88 kqread sshd 65603 221385 49887 74 3 0x1100092 bpf pflogd 49887 228357 1 0 3 0x80 sbwait pflogd 1684 162354 20922 73 3 0x1100090 kqread syslogd 20922 354302 1 0 3 0x100082 sbwait syslogd 45915 300420 1 0 3 0x100080 kqread resolvd 23882 258769 73281 77 3 0x100092 kqread dhcpleased 34251 428583 73281 77 3 0x100092 kqread dhcpleased 73281 191360 1 0 3 0x80 kqread dhcpleased 88408 153516 0 0 3 0x14200 bored smr 34762 15079 0 0 2 0x14200 zerothread 5969 14174 0 0 3 0x14200 aiodoned aiodoned 21975 377070 0 0 3 0x14200 syncer update 1661 278064 0 0 3 0x14200 cleaner cleaner 90330 353164 0 0 3 0x14200 reaper reaper 56877 332009 0 0 3 0x14200 pgdaemon pagedaemon 15677 158447 0 0 3 0x14200 bored viomb 79391 384660 0 0 3 0x40014200 acpi0 acpi0 95051 483910 0 0 3 0x40014200 idle1 41206 390725 0 0 3 0x14200 bored softnet3 58097 9551 0 0 3 0x14200 bored softnet2 18007 312660 0 0 3 0x14200 bored softnet1 96924 178651 0 0 2 0x14200 softnet0 48671 312323 0 0 3 0x14200 bored systqmp 74565 118336 0 0 3 0x14200 bored systq 36731 368559 0 0 3 0x14200 tmoslp softclockmp 20509 279914 0 0 2 0x40014200 softclock 52714 457014 0 0 3 0x40014200 idle0 1 445065 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 10169 (syz-executor) thread 0xffff800033391980 (445220) exclusive rwlock vmmaplk r = 0 (0xfffffd806bc7cf20) #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_map_protect+0xe1 sys/uvm/uvm_map.c:3057 #3 sys_mprotect+0x34c sys/uvm/uvm_mmap.c:585 #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 10169 (syz-executor) thread 0xffff800033390f60 (328325) exclusive rrwlock inode r = 0 (0xfffffd806eda23d0) #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 91058 (syz-executor) thread 0xffff8000ffff3970 (280774) exclusive rwlock vmmaplk r = 0 (0xfffffd806bc7c660) #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_map_protect+0xe1 sys/uvm/uvm_map.c:3057 #3 sys_mprotect+0x34c sys/uvm/uvm_mmap.c:585 #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 61599 (syz-executor) thread 0xffff800033592038 (471453) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff835a85b8) #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 (0xffffffff834793c0) #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 61599 (syz-executor) thread 0xffff800033390030 (215301) exclusive rwlock futex r = 0 (0xffffffff83498500) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 sys_futex+0x69 sys/kern/sys_futex.c:98 #2 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:178 [inline] #2 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #3 Xsyscall+0x128 Process 76816 (syz-executor) thread 0xffff8000ffff2cc8 (92137) exclusive rrwlock inode r = 0 (0xfffffd806d512e70) #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 ufs_ihashins+0x4f sys/ufs/ufs/ufs_ihash.c:169 #5 ffs_vget+0x187 sys/ufs/ffs/ffs_vfsops.c:1230 #6 ufs_lookup+0x16bc sys/ufs/ufs/ufs_lookup.c:573 #7 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #8 vfs_lookup+0x8fa sys/kern/vfs_lookup.c:566 #9 namei+0x7aa sys/kern/vfs_lookup.c:250 #10 vn_open+0x13f sys/kern/vfs_vnops.c:140 #11 doopenat+0x31d sys/kern/vfs_syscalls.c:1123 #12 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:178 [inline] #12 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #13 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10205 11128K 11377K 166960K 11870 0 pcb 18 14K 16K 166960K 212 0 rtable 222 8K 8K 166960K 475 0 pf 38 18K 20K 166960K 83 0 ifaddr 43 7K 7K 166960K 69 0 ifgroup 59 2K 2K 166960K 103 0 sysctl 2 1K 1K 166960K 2 0 counters 66 36K 37K 166960K 92 0 ioctlops 0 0K 4K 166960K 1532 0 iov 0 0K 16K 166960K 43 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1397 88K 88K 166960K 1944 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 18 0 VM map 2 1K 1K 166960K 2 0 sem 18 2K 3K 166960K 30 0 dirhash 12 2K 2K 166960K 27 0 ACPI 1690 195K 286K 166960K 12468 0 file desc 18 65K 89K 166960K 728 0 sigio 1 0K 0K 166960K 15 0 proc 72 91K 127K 166960K 605 0 subproc 104 6K 6K 166960K 117 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 96 0 in_multi 93 6K 7K 166960K 138 0 ether_multi 1 0K 0K 166960K 1 0 mrt 1 0K 0K 166960K 1 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 127 572K 572K 166960K 127 0 exec 0 0K 1K 166960K 452 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 0K 166960K 1 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 243 73K 77K 166960K 8755 0 UVM aobj 97 5K 5K 166960K 103 0 pinsyscall 43 86K 100K 166960K 1858 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 101 0 NDP 13 0K 2K 166960K 45 0 temp 53 6822K 6890K 166960K 25433 0 kqueue 13 20K 30K 166960K 139 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 78 0 74 1 0 1 1 0 8 0 rtentry 112 137 0 41 4 0 4 4 0 8 0 unpcb 144 480 0 462 2 1 1 2 0 8 0 syncache 336 9 0 9 4 4 0 1 0 8 0 tcpqe 32 2 0 2 2 2 0 1 0 8 0 tcpcb 808 207 0 201 5 3 2 4 0 8 1 arp 120 20 0 4 1 0 1 1 0 8 0 inpcb 336 864 0 852 9 7 2 7 0 8 0 nd6 136 31 0 7 1 0 1 1 0 8 0 pkpcb 40 2 0 2 2 2 0 1 0 8 0 kcovpl 48 9 0 1 1 0 1 1 0 8 0 ppxss 1168 7 0 7 3 3 0 1 0 8 0 pfstscr 40 1 0 1 1 1 0 1 0 8 0 pffrag 232 3 0 0 1 0 1 1 0 482 0 pffrnode 88 3 0 0 1 0 1 1 0 8 0 pffrent 40 5 0 2 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 pftag 88 1 0 0 1 0 1 1 0 8 0 pfstitem 24 65 0 23 1 0 1 1 0 8 0 pfstkey 128 67 0 25 2 0 2 2 0 8 0 pfstate 376 66 0 24 6 0 6 6 0 8 0 pfrule 1344 26 0 17 2 0 2 2 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 623 0 191 31 4 27 29 0 8 0 art_table 32 625 0 191 4 0 4 4 0 8 0 art_node 16 134 0 48 1 0 1 1 0 8 0 sysvmsgpl 40 8 0 7 2 1 1 1 0 8 0 semapl 112 23 0 7 1 0 1 1 0 8 0 shmpl 112 100 0 6 3 0 3 3 0 8 0 dirhash 1024 27 0 10 3 0 3 3 0 8 0 dino2pl 256 2714 0 1208 95 0 95 95 0 8 0 ffsino 272 2714 0 1208 102 0 102 102 0 8 0 nchpl 144 3734 0 2044 63 0 63 63 0 8 0 uvmvnodes 80 3086 0 0 63 0 63 63 0 8 0 vnodes 216 3086 0 0 172 0 172 172 0 8 0 namei 1024 12394 0 12394 2 1 1 1 0 8 1 percpumem 16 60 0 13 1 0 1 1 0 8 0 kstatmem 264 52 0 26 3 1 2 3 0 8 0 scsiplug 72 3 0 3 2 2 0 1 0 8 0 scxspl 216 10704 0 10704 9 8 1 6 1 8 1 plimitpl 152 238 0 220 1 0 1 1 0 8 0 sigapl 424 1055 0 984 9 0 9 9 0 8 0 futexpl 64 8626 0 8621 1 0 1 1 0 8 0 knotepl 120 318 0 0 10 0 10 10 0 8 0 kqueuepl 216 245 0 236 5 4 1 5 0 8 0 pipepl 320 169 0 141 3 0 3 3 0 8 0 fdescpl 496 1014 0 982 5 0 5 5 0 8 0 filepl 152 6250 0 5994 20 9 11 16 0 8 0 lockfpl 104 308 0 305 1 0 1 1 0 8 0 lockfspl 48 78 0 75 1 0 1 1 0 8 0 sessionpl 144 29 0 20 1 0 1 1 0 8 0 pgrppl 48 40 0 23 1 0 1 1 0 8 0 ucredpl 104 1107 0 1094 1 0 1 1 0 8 0 zombiepl 144 1186 0 1186 2 1 1 1 0 8 1 processpl 1160 1055 0 984 7 1 6 6 0 8 0 procpl 648 2119 0 2037 9 2 7 8 0 8 0 srpgc 96 6 0 6 3 3 0 1 0 8 0 sosppl 168 7 0 6 1 0 1 1 0 8 0 sockpl 664 1430 0 1396 11 7 4 9 0 8 0 mcl64k 65536 4 0 0 1 0 1 1 0 8 0 mcl16k 16384 1 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl9k 9216 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 5 0 0 1 0 1 1 0 8 0 mcl4k 4096 141 0 0 18 0 18 18 0 8 0 mcl2k 2048 26 0 0 4 0 4 4 0 8 0 mtagpl 96 14 0 0 1 0 1 1 0 8 0 mbufpl 256 1144 0 0 72 0 72 72 0 8 0 bufpl 280 3418 0 99 238 0 238 238 0 8 0 anonpl 24 279961 0 276450 91 57 34 70 0 185 0 amapchunkpl 152 29125 0 28601 28 7 21 27 0 158 0 amappl16 200 8389 0 8357 41 37 4 24 0 8 0 amappl15 192 18 0 18 1 1 0 1 0 8 0 amappl14 184 138 0 126 1 0 1 1 0 8 0 amappl13 176 20 0 20 3 3 0 1 0 8 0 amappl12 168 1677 0 1645 4 1 3 3 0 8 0 amappl11 160 60 0 46 1 0 1 1 0 8 0 amappl10 152 31 0 31 1 1 0 1 0 8 0 amappl9 144 163 0 162 1 0 1 1 0 8 0 amappl8 136 23 0 21 1 0 1 1 0 8 0 amappl7 128 115 0 103 1 0 1 1 0 8 0 amappl6 120 185 0 183 1 0 1 1 0 8 0 amappl5 112 161 0 149 1 0 1 1 0 8 0 amappl4 104 340 0 320 1 0 1 1 0 8 0 amappl3 96 5283 0 5181 3 0 3 3 0 8 0 amappl2 88 1405 0 1320 3 0 3 3 0 8 0 amappl1 80 10909 0 10332 15 1 14 15 0 8 0 amappl 88 8269 0 8088 5 0 5 5 0 92 0 dma8192 8192 1 0 1 1 1 0 1 0 8 0 dma4096 4096 1 0 1 1 1 0 1 0 8 0 dma2048 2048 1 0 1 1 1 0 1 0 8 0 dma1024 1024 2 0 1 1 0 1 1 0 8 0 dma256 256 6 0 6 1 1 0 1 0 8 0 dma128 128 255 0 255 3 3 0 1 0 8 0 dma64 64 6 0 6 1 1 0 1 0 8 0 dma32 32 8 0 8 2 2 0 1 0 8 0 dma16 16 18 0 17 1 0 1 1 0 8 0 aobjpl 72 102 0 6 2 0 2 2 0 8 0 uaddrrnd 24 1014 0 982 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1014 0 982 1 0 1 1 0 8 0 vmmpekpl 168 10053 0 10009 3 0 3 3 0 8 0 vmmpepl 168 75142 0 73208 124 35 89 106 0 357 0 vmsppl 448 1013 0 982 6 2 4 5 0 8 0 rwobjpl 56 30297 0 26167 60 0 60 60 0 8 0 pdppl 4096 2035 0 1964 115 44 71 83 0 8 0 pvpl 32 17348 0 0 141 1 140 140 0 265 0 pmappl 248 1013 0 982 3 0 3 3 0 8 0 extentpl 40 55 0 38 1 0 1 1 0 8 0 phpool 112 479 0 72 12 0 12 12 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(ffffffff830f2722) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff830a3cce,ffffffff83003332,307,ffffffff8305c134) at __assert+0x29 splraise(deaf4152) at splraise+0xbd sys/arch/amd64/amd64/intr.c:775 mtx_enter_try(ffff80000136f208) at mtx_enter_try+0x97 sys/kern/kern_lock.c:266 mtx_enter(ffff80000136f208) at mtx_enter+0x60 sys/kern/kern_lock.c:239 klist_mutex_lock(ffff80000136f208) at klist_mutex_lock+0x32 sys/kern/kern_event.c:2352 klist_invalidate(ffff80000136f2c8) at klist_invalidate+0xef klist_lock sys/kern/kern_event.c:2317 [inline] klist_invalidate(ffff80000136f2c8) at klist_invalidate+0xef sys/kern/kern_event.c:2283 bpfsdetach(ffff8000012b8180) at bpfsdetach+0x12f sys/net/bpf.c:1800 bpfdetach(ffff8000012b4800) at bpfdetach+0xa6 if_detach(ffff8000012b4800) at if_detach+0x14f sys/net/if.c:1193 tun_clone_destroy(ffff8000012b4800) at tun_clone_destroy+0x2d6 sys/net/if_tun.c:338 if_clone_destroy(ffff80002f586730) at if_clone_destroy+0x1d7 sys/net/if.c:1382 ifioctl(ffff800010fda548,80206979,ffff80002f586730,ffff800033592038) at ifioctl+0x5c5 sys_ioctl(ffff800033592038,ffff80002f586910,ffff80002f586860) at sys_ioctl+0x67c syscall(ffff80002f586910) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:178 [inline] syscall(ffff80002f586910) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xf2a61cf8550, 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 __mp_lock(ffffffff835a83b0) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff835a83b0) at __mp_lock+0x192 sys/kern/kern_lock.c:144 syscall(ffff800034d9e070) at syscall+0xad6 mi_syscall sys/sys/syscall_mi.h:178 [inline] syscall(ffff800034d9e070) at syscall+0xad6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x76bc5646ee90, count: 9 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 __mp_lock(ffffffff835a83b0) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff835a83b0) at __mp_lock+0x192 sys/kern/kern_lock.c:144 syscall(ffff800034d9e070) at syscall+0xad6 mi_syscall sys/sys/syscall_mi.h:178 [inline] syscall(ffff800034d9e070) at syscall+0xad6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x76bc5646ee90, count: -6