kernel: protection fault trap, code=0 Stopped at witness_checkorder+0x276: movl 0x8(%r15),%r12d ddb{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic the kernel did not panic ddb{1}> trace witness_checkorder(ffff8000011f9418,9,0) at witness_checkorder+0x276 sys/kern/subr_witness.c:797 mtx_enter(ffff8000011f9408) at mtx_enter+0x47 sys/kern/kern_lock.c:238 klist_mutex_lock(ffff8000011f9408) at klist_mutex_lock+0x32 sys/kern/kern_event.c:2352 klist_invalidate(ffff8000011f94c8) at klist_invalidate+0xef klist_lock sys/kern/kern_event.c:2317 [inline] klist_invalidate(ffff8000011f94c8) at klist_invalidate+0xef sys/kern/kern_event.c:2283 bpfsdetach(ffff8000011a5480) at bpfsdetach+0x12f sys/net/bpf.c:1800 bpfdetach(ffff80000118a000) at bpfdetach+0xa6 if_detach(ffff80000118a000) at if_detach+0x14f sys/net/if.c:1195 tun_clone_destroy(ffff80000118a000) at tun_clone_destroy+0x2d6 sys/net/if_tun.c:339 if_clone_destroy(ffff80002a14ab40) at if_clone_destroy+0x1d7 sys/net/if.c:1384 ifioctl(ffff800010fda7d8,80206979,ffff80002a14ab40,ffff800030d7f470) at ifioctl+0x5c5 sys_ioctl(ffff800030d7f470,ffff80002a14ad20,ffff80002a14ac70) at sys_ioctl+0x67c syscall(ffff80002a14ad20) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a14ad20) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xbdaea0300b0, count: -13 ddb{1}> show registers rdi 0 rsi 0x40000 acpi_pdirpa+0x2be71 rbp 0xffff80002a14a800 rbx 0xffff800030d7f470 rdx 0xffff8000011a5d00 rcx 0xffff800030d7f470 rax 0xffff800029b7bff0 r8 0 r9 0x1 r10 0 r11 0x3ed56596756e09d r12 0 r13 0xdeafbeaddeafbead r14 0xffff8000011f9418 r15 0x3631475220203843 rip 0xffffffff82e9faf6 witness_checkorder+0x276 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80002a14a750 ss 0 witness_checkorder+0x276: movl 0x8(%r15),%r12d ddb{1}> show proc PROC (syz-executor) tid=234421 pid=95321 tcnt=4 stat=onproc flags process=0 proc=4000000 runpri=32, usrpri=84, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000371c51f0,0xffff8000371c5998 process=0xffff8000ffff5238 user=0xffff80002a145000, vmspace=0xfffffd80687d3a58 estcpu=34, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 95294 441682 66313 0 2 0 syz-executor 95294 90635 66313 0 3 0x4000000 biowait syz-executor 48893 205127 84722 0 2 0 syz-executor 48893 196957 84722 0 3 0x4000080 fifow syz-executor 48441 69330 83954 0 2 0 syz-executor 48441 425705 83954 0 2 0x4000000 syz-executor 50267 407592 24594 0 7 0 syz-executor 50267 315200 24594 0 3 0x4000080 fsleep syz-executor 92454 357951 41354 0 2 0 syz-executor 92454 319470 41354 0 2 0x4000000 syz-executor 92454 24210 41354 0 3 0x4000000 inode syz-executor 51174 26631 29959 0 3 0x80 nanoslp syz-executor 51174 475216 29959 0 3 0x4000080 fsleep syz-executor 51174 414635 29959 0 2 0x4000000 syz-executor 51174 299410 29959 0 3 0x4000080 fsleep syz-executor 95321 517908 90364 0 3 0x80 nanoslp syz-executor *95321 234421 90364 0 7 0x4000000 syz-executor 95321 324702 90364 0 2 0x4000000 syz-executor 95321 500381 90364 0 3 0x4000080 fsleep syz-executor 24594 112173 19830 0 3 0x82 nanoslp syz-executor 90364 350522 19830 0 3 0x82 nanoslp syz-executor 84722 234152 19830 0 3 0x82 nanoslp syz-executor 67168 3414 19830 0 3 0x82 wait syz-executor 29959 48839 19830 0 3 0x82 nanoslp syz-executor 41354 364777 19830 0 3 0x82 nanoslp syz-executor 66313 114680 19830 0 3 0x82 nanoslp syz-executor 83954 196794 19830 0 3 0x82 nanoslp syz-executor 2159 246560 0 0 3 0x14280 nfsidl nfsio 11981 264994 0 0 3 0x14280 nfsidl nfsio 43738 26450 0 0 3 0x14280 nfsidl nfsio 71570 136939 0 0 3 0x14280 nfsidl nfsio 27641 20140 0 0 3 0x14280 nfsidl nfsio 2142 26673 0 0 3 0x14280 nfsidl nfsio 85257 119797 0 0 3 0x14280 nfsidl nfsio 19370 18408 0 0 3 0x14280 nfsidl nfsio 63922 483208 0 0 3 0x14280 nfsidl nfsio 46752 39199 0 0 3 0x14280 nfsidl nfsio 96807 324977 0 0 3 0x14280 nfsidl nfsio 18240 467152 0 0 3 0x14280 nfsidl nfsio 63522 362159 0 0 3 0x14280 nfsidl nfsio 86164 239951 0 0 3 0x14280 nfsidl nfsio 27147 154967 0 0 3 0x14280 nfsidl nfsio 90454 373192 0 0 3 0x14280 nfsidl nfsio 39799 109797 0 0 3 0x14280 nfsidl nfsio 25706 517104 0 0 3 0x14280 nfsidl nfsio 22754 5793 0 0 3 0x14280 nfsidl nfsio 97189 265598 0 0 3 0x14280 nfsidl nfsio 3366 50587 0 0 3 0x14200 bored sosplice 4540 166447 0 0 3 0x14200 acct acct 19830 177937 54572 0 3 0x82 kqread syz-executor 54572 287057 51903 0 3 0x10008a sigsusp ksh 51903 147770 67300 0 3 0x98 kqread sshd-session 67300 435137 54674 0 3 0x92 kqread sshd-session 16377 403506 1 0 3 0x100083 ttyin getty 54674 454324 1 0 3 0x88 kqread sshd 29226 50908 79703 74 3 0x1100092 bpf pflogd 79703 236131 1 0 3 0x80 sbwait pflogd 34622 324578 14553 73 3 0x1100010 biowait syslogd 14553 371613 1 0 3 0x100082 sbwait syslogd 6538 186891 1 0 3 0x100080 kqread resolvd 2785 134172 84704 77 3 0x100092 kqread dhcpleased 61918 281157 84704 77 3 0x100092 kqread dhcpleased 84704 305915 1 0 3 0x80 kqread dhcpleased 37155 437351 0 0 3 0x14200 bored smr 89888 417376 0 0 2 0x14200 zerothread 82256 35955 0 0 3 0x14200 aiodoned aiodoned 2766 168227 0 0 3 0x14200 syncer update 35115 250781 0 0 3 0x14200 cleaner cleaner 97220 388445 0 0 3 0x14200 reaper reaper 10911 419577 0 0 3 0x14200 pgdaemon pagedaemon 37440 507246 0 0 3 0x14200 bored viomb 46587 336119 0 0 3 0x40014200 acpi0 acpi0 89783 32800 0 0 3 0x40014200 idle1 59271 98043 0 0 3 0x14200 bored softnet3 80027 398174 0 0 3 0x14200 bored softnet2 43086 336710 0 0 3 0x14200 bored softnet1 8835 284398 0 0 3 0x14200 bored softnet0 46431 327649 0 0 3 0x14200 bored systqmp 41651 118100 0 0 3 0x14200 bored systq 60747 444661 0 0 3 0x14200 tmoslp softclockmp 28370 441781 0 0 3 0x40014200 tmoslp softclock 80898 455894 0 0 3 0x40014200 idle0 1 506521 0 0 3 0x80082 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 95294 (syz-executor) thread 0xffff80002a03e018 (90635) exclusive rrwlock inode r = 0 (0xfffffd8072ab7708) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #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:149 #5 ffs_vget+0x187 sys/ufs/ffs/ffs_vfsops.c:1230 #6 ffs_inode_alloc+0x283 sys/ufs/ffs/ffs_alloc.c:393 #7 ufs_makeinode+0xcb sys/ufs/ufs/ufs_vnops.c:1728 #8 ufs_create+0x4e sys/ufs/ufs/ufs_vnops.c:147 #9 VOP_CREATE+0xff sys/kern/vfs_vops.c:103 #10 vn_open+0x491 sys/kern/vfs_vnops.c:116 #11 doopenat+0x31d sys/kern/vfs_syscalls.c:1123 #12 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #12 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #13 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8072ab74e8) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #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+0x1f4 sys/kern/vfs_vnops.c:107 #8 doopenat+0x31d sys/kern/vfs_syscalls.c:1123 #9 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #9 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #10 Xsyscall+0x128 Process 48441 (syz-executor) thread 0xffff8000ffff3bf8 (425705) exclusive rrwlock inode r = 0 (0xfffffd8072ab7f88) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #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 domkdirat+0x8b sys/kern/vfs_syscalls.c:3084 #8 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #8 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 Process 50267 (syz-executor) thread 0xffff8000371c42c0 (407592) shared rwlock vmmaplk r = 0 (0xfffffd80689d42a8) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1785 #2 uvm_fault_check+0x47 sys/uvm/uvm_fault.c:672 #3 uvm_fault+0x112 sys/uvm/uvm_fault.c:600 #4 upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188 #5 usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436 #6 recall_trap+0x8 Process 92454 (syz-executor) thread 0xffff800030d7ef60 (319470) exclusive rwlock futex r = 0 (0xffffffff83457560) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 sys_futex+0x69 sys/kern/sys_futex.c:98 #2 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #2 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #3 Xsyscall+0x128 Process 92454 (syz-executor) thread 0xffff8000371c4548 (24210) exclusive rrwlock inode r = 0 (0xfffffd807e579e68) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #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:676 #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:179 [inline] #13 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #14 Xsyscall+0x128 Process 51174 (syz-executor) thread 0xffff8000ffff22a8 (414635) exclusive rrwlock inode r = 0 (0xfffffd806f1ef818) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #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:676 #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:179 [inline] #13 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #14 Xsyscall+0x128 Process 95321 (syz-executor) thread 0xffff800030d7f470 (234421) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83620708) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 __mp_acquire_count+0x58 #2 mi_switch+0x658 sys/kern/sched_bsd.c:460 #3 sleep_finish+0x219 sys/kern/kern_synch.c:416 #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:1206 #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:1195 #13 tun_clone_destroy+0x2d6 sys/net/if_tun.c:339 #14 if_clone_destroy+0x1d7 sys/net/if.c:1384 #15 ifioctl+0x5c5 #16 sys_ioctl+0x67c #17 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #17 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #18 Xsyscall+0x128 exclusive rwlock clonelk r = 0 (0xffffffff834268d0) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 if_clone_destroy+0x67 #2 ifioctl+0x5c5 #3 sys_ioctl+0x67c #4 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #4 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #5 Xsyscall+0x128 Process 95321 (syz-executor) thread 0xffff8000ffff3970 (324702) exclusive rrwlock inode r = 0 (0xfffffd806ec3db40) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #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:676 #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:179 [inline] #13 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #14 Xsyscall+0x128 Process 34622 (syslogd) thread 0xffff8000ffffdbe8 (324578) exclusive rrwlock inode r = 0 (0xfffffd806e4a02c0) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #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 sys_fsync+0x152 sys/kern/vfs_syscalls.c:2926 #6 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #6 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10197 10108K 10423K 166960K 12154 0 pcb 19 16K 18K 166960K 235 0 rtable 208 6K 7K 166960K 1355 0 pf 39 18K 22K 166960K 165 0 ifaddr 40 7K 7K 166960K 186 0 ifgroup 55 2K 2K 166960K 224 0 counters 64 36K 36K 166960K 154 0 ioctlops 0 0K 4K 166960K 1586 0 iov 0 0K 12K 166960K 71 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1407 88K 89K 166960K 2277 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 13 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 1K 166960K 25 0 dirhash 12 2K 2K 166960K 18 0 ACPI 1690 195K 286K 166960K 12418 0 file desc 18 65K 97K 166960K 1204 0 sigio 0 0K 0K 166960K 17 0 proc 71 91K 140K 166960K 1434 0 subproc 104 6K 6K 166960K 510 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 103 0 in_multi 89 6K 7K 166960K 445 0 ether_multi 1 0K 0K 166960K 1 0 mrt 0 0K 0K 166960K 1 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 73 334K 334K 166960K 73 0 exec 0 0K 1K 166960K 910 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 272 74K 99K 166960K 11113 0 UVM aobj 21 3K 5K 166960K 22 0 pinsyscall 43 86K 105K 166960K 3090 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 38 0 NDP 12 0K 1K 166960K 134 0 temp 52 6817K 6885K 166960K 41719 0 kqueue 15 24K 28K 166960K 121 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 24 0 0 1 0 1 1 0 8 0 rtpcb 120 152 0 149 1 0 1 1 0 8 0 rtentry 112 470 0 375 4 1 3 4 0 8 0 unpcb 144 610 0 590 8 6 2 4 0 8 1 syncache 336 12 0 12 5 5 0 1 0 8 0 tcpqe 32 5 0 5 2 2 0 1 0 8 0 tcpcb 808 310 0 304 12 11 1 8 0 8 0 arp 120 83 0 66 1 0 1 1 0 8 0 inpcb 336 1162 0 1151 22 20 2 12 0 8 0 nd6 136 124 0 100 1 0 1 1 0 8 0 pkpcb 40 6 0 6 4 4 0 1 0 8 0 kcovpl 48 39 0 31 1 0 1 1 0 8 0 ppxss 1168 10 0 10 3 3 0 1 0 8 0 pfstscr 40 17 0 17 4 4 0 1 0 8 0 pffrag 232 6 0 3 1 0 1 1 0 482 0 pffrnode 88 6 0 3 1 0 1 1 0 8 0 pffrent 40 94 0 91 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 1 1 1 0 1 0 8 0 pfanchor 1288 1 0 0 1 0 1 1 0 8 0 pftag 88 3 0 3 1 1 0 1 0 8 0 pfstitem 24 127 0 99 1 0 1 1 0 8 0 pfstkey 128 159 0 129 2 0 2 2 0 8 0 pfstate 376 140 0 114 6 1 5 6 0 8 0 pfrule 1344 27 0 20 2 1 1 2 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 1863 0 1478 36 11 25 29 0 8 0 art_table 32 1865 0 1478 5 1 4 4 0 8 0 art_node 16 469 0 386 1 0 1 1 0 8 0 sysvmsgpl 40 5 0 4 1 0 1 1 0 8 0 semapl 112 21 0 11 1 0 1 1 0 8 0 shmpl 112 19 0 1 1 0 1 1 0 8 0 dirhash 1024 21 0 4 3 0 3 3 0 8 0 dino2pl 256 2689 0 1126 98 0 98 98 0 8 0 ffsino 272 2689 0 1126 105 0 105 105 0 8 0 nchpl 144 3797 0 3208 63 38 25 63 0 8 0 uvmvnodes 80 3531 0 0 73 0 73 73 0 8 0 vnodes 216 3532 0 0 197 0 197 197 0 8 0 namei 1024 15154 0 15151 5 4 1 2 0 8 0 percpumem 16 91 0 45 1 0 1 1 0 8 0 kstatmem 264 114 0 90 2 0 2 2 0 8 0 scxspl 216 24266 0 24264 11 10 1 8 1 8 0 plimitpl 152 185 0 167 1 0 1 1 0 8 0 sigapl 424 1466 0 1394 9 0 9 9 0 8 0 futexpl 64 9639 0 9634 4 3 1 1 0 8 0 knotepl 120 560 0 0 17 0 17 17 0 8 0 kqueuepl 216 184 0 173 1 0 1 1 0 8 0 pipepl 320 415 0 388 11 8 3 8 0 8 0 fdescpl 496 1426 0 1394 6 1 5 6 0 8 0 filepl 152 7247 0 6994 35 24 11 16 0 8 1 lockfpl 104 326 0 323 2 1 1 2 0 8 0 lockfspl 48 90 0 87 1 0 1 1 0 8 0 sessionpl 144 57 0 48 1 0 1 1 0 8 0 pgrppl 48 102 0 85 1 0 1 1 0 8 0 ucredpl 104 780 0 767 1 0 1 1 0 8 0 zombiepl 144 1708 0 1707 2 1 1 1 0 8 0 processpl 1160 1466 0 1394 6 0 6 6 0 8 0 procpl 648 2522 0 2437 8 0 8 8 0 8 0 srpgc 96 14 0 14 3 2 1 1 0 8 1 sosppl 168 3 0 3 2 2 0 1 0 8 0 sockpl 664 1933 0 1899 28 24 4 14 0 8 1 mcl64k 65536 9 0 0 2 0 2 2 0 8 0 mcl16k 16384 10 0 0 2 0 2 2 0 8 0 mcl12k 12288 3 0 0 1 0 1 1 0 8 0 mcl9k 9216 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 13 0 0 2 0 2 2 0 8 0 mcl4k 4096 6 0 0 1 0 1 1 0 8 0 mcl2k 2048 218 0 0 28 1 27 28 0 8 0 mtagpl 96 8 0 0 1 0 1 1 0 8 0 mbufpl 256 481 0 0 28 0 28 28 0 8 0 bufpl 280 8540 0 1478 505 0 505 505 0 8 0 anonpl 24 266685 0 259054 104 27 77 102 0 185 20 amapchunkpl 152 35516 0 34787 52 15 37 47 0 158 8 amappl16 200 5793 0 5676 32 20 12 19 0 8 0 amappl15 192 7 0 6 1 0 1 1 0 8 0 amappl14 184 195 0 183 1 0 1 1 0 8 0 amappl13 176 13 0 13 1 1 0 1 0 8 0 amappl12 168 2556 0 2524 4 2 2 3 0 8 0 amappl11 160 51 0 37 1 0 1 1 0 8 0 amappl10 152 12 0 12 1 1 0 1 0 8 0 amappl9 144 129 0 129 1 1 0 1 0 8 0 amappl8 136 18 0 15 1 0 1 1 0 8 0 amappl7 128 184 0 171 1 0 1 1 0 8 0 amappl6 120 473 0 472 1 0 1 1 0 8 0 amappl5 112 261 0 249 1 0 1 1 0 8 0 amappl4 104 425 0 404 1 0 1 1 0 8 0 amappl3 96 6320 0 6207 3 0 3 3 0 8 0 amappl2 88 1735 0 1654 3 0 3 3 0 8 0 amappl1 80 13789 0 13198 17 3 14 16 0 8 0 amappl 88 10457 0 10247 5 0 5 5 0 92 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 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 21 0 1 1 0 1 1 0 8 0 uaddrrnd 24 1426 0 1394 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1426 0 1394 1 0 1 1 0 8 0 vmmpekpl 168 14604 0 14550 4 0 4 4 0 8 0 vmmpepl 168 99618 0 97536 115 23 92 103 0 357 1 vmsppl 440 1425 0 1394 6 2 4 5 0 8 0 rwobjpl 56 33918 0 29283 66 0 66 66 0 8 0 pdppl 4096 2859 0 2788 153 82 71 87 0 8 0 pvpl 32 48585 0 0 395 3 392 392 0 265 0 pmappl 248 1425 0 1394 3 0 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 511 0 140 12 0 12 12 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp ddb{0}> trace x86_ipi_db(ffffffff834dbff0) 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(ffffffff83620500) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83620500) at __mp_lock+0x192 sys/kern/kern_lock.c:144 intr_handler(ffff80002a0c69d0,ffff800000079f80) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:553 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x44 sys/dev/kcov.c:164 uvm_fault(fffffd80689d41b8,bd42363e000,0,1) at uvm_fault+0x1ed sys/uvm/uvm_fault.c:622 upageflttrap(ffff80002a0c6d60,bd42363e000) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188 usertrap(ffff80002a0c6d60) at usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x7104a05767c0, count: -11 ddb{0}> machine ddbcpu 1 Stopped at witness_checkorder+0x276: movl 0x8(%r15),%r12d ddb{1}> trace witness_checkorder(ffff8000011f9418,9,0) at witness_checkorder+0x276 sys/kern/subr_witness.c:797 mtx_enter(ffff8000011f9408) at mtx_enter+0x47 sys/kern/kern_lock.c:238 klist_mutex_lock(ffff8000011f9408) at klist_mutex_lock+0x32 sys/kern/kern_event.c:2352 klist_invalidate(ffff8000011f94c8) at klist_invalidate+0xef klist_lock sys/kern/kern_event.c:2317 [inline] klist_invalidate(ffff8000011f94c8) at klist_invalidate+0xef sys/kern/kern_event.c:2283 bpfsdetach(ffff8000011a5480) at bpfsdetach+0x12f sys/net/bpf.c:1800 bpfdetach(ffff80000118a000) at bpfdetach+0xa6 if_detach(ffff80000118a000) at if_detach+0x14f sys/net/if.c:1195 tun_clone_destroy(ffff80000118a000) at tun_clone_destroy+0x2d6 sys/net/if_tun.c:339 if_clone_destroy(ffff80002a14ab40) at if_clone_destroy+0x1d7 sys/net/if.c:1384 ifioctl(ffff800010fda7d8,80206979,ffff80002a14ab40,ffff800030d7f470) at ifioctl+0x5c5 sys_ioctl(ffff800030d7f470,ffff80002a14ad20,ffff80002a14ac70) at sys_ioctl+0x67c syscall(ffff80002a14ad20) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a14ad20) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xbdaea0300b0, count: -13