panic: acquiring blockable sleep lock with spinlock or critical section held (kernel_lock) &kernel_lock Stopped at db_enter+0x18: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *354095 32246 0 0 0x4000000 1 syz-executor.7 310875 35808 0 0x14000 0x200 0 reaper db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:440 panic(ffffffff825a56b6) at panic+0x177 sys/kern/subr_prf.c:202 witness_checkorder(ffffffff82b47030,9,0) at witness_checkorder+0x116d sys/kern/subr_witness.c:833 __mp_lock(ffffffff82b46e28) at __mp_lock+0xa1 read_rflags machine/cpufunc.h:195 [inline] __mp_lock(ffffffff82b46e28) at __mp_lock+0xa1 intr_disable machine/cpufunc.h:216 [inline] __mp_lock(ffffffff82b46e28) at __mp_lock+0xa1 sys/kern/kern_lock.c:142 selwakeup(fffffd80674f6728) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline] selwakeup(fffffd80674f6728) at selwakeup+0x16 sys/kern/sys_generic.c:885 sorwakeup(fffffd80674f6610) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699 rip6_input(ffff800027aac1a8,ffff800027aac1b4,3a,18) at rip6_input+0x692 sys/netinet6/raw_ip6.c:224 icmp6_input(ffff800027aac1a8,ffff800027aac1b4,3a,18) at icmp6_input+0x8e8 sys/netinet6/icmp6.c:762 ip_deliver(ffff800027aac1a8,ffff800027aac1b4,3a,18) at ip_deliver+0x322 sys/netinet/ip_input.c:657 ip6_input_if(ffff800027aac1a8,ffff800027aac1b4,29,0,ffff80000019f2a8) at ip6_input_if+0x920 ipv6_input(ffff80000019f2a8,fffffd80684c1800) at ipv6_input+0x48 sys/netinet6/ip6_input.c:169 if_input_local(ffff80000019f2a8,fffffd80684c1800,18) at if_input_local+0x136 sys/net/if.c:778 ip6_output(fffffd80684c1b00,ffff800000bf3480,fffffd806f687900,0,0,fffffd806f687888) at ip6_output+0xf57 rip6_output(fffffd8070ef6500,fffffd806d4cfb58,ffff800027aac510,0) at rip6_output+0x4ad sys/netinet6/raw_ip6.c:490 end trace frame: 0xffff800027aac5b0, 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{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic *cpu1: acquiring blockable sleep lock with spinlock or critical section held (kernel_lock) &kernel_lock ddb{1}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:440 panic(ffffffff825a56b6) at panic+0x177 sys/kern/subr_prf.c:202 witness_checkorder(ffffffff82b47030,9,0) at witness_checkorder+0x116d sys/kern/subr_witness.c:833 __mp_lock(ffffffff82b46e28) at __mp_lock+0xa1 read_rflags machine/cpufunc.h:195 [inline] __mp_lock(ffffffff82b46e28) at __mp_lock+0xa1 intr_disable machine/cpufunc.h:216 [inline] __mp_lock(ffffffff82b46e28) at __mp_lock+0xa1 sys/kern/kern_lock.c:142 selwakeup(fffffd80674f6728) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline] selwakeup(fffffd80674f6728) at selwakeup+0x16 sys/kern/sys_generic.c:885 sorwakeup(fffffd80674f6610) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699 rip6_input(ffff800027aac1a8,ffff800027aac1b4,3a,18) at rip6_input+0x692 sys/netinet6/raw_ip6.c:224 icmp6_input(ffff800027aac1a8,ffff800027aac1b4,3a,18) at icmp6_input+0x8e8 sys/netinet6/icmp6.c:762 ip_deliver(ffff800027aac1a8,ffff800027aac1b4,3a,18) at ip_deliver+0x322 sys/netinet/ip_input.c:657 ip6_input_if(ffff800027aac1a8,ffff800027aac1b4,29,0,ffff80000019f2a8) at ip6_input_if+0x920 ipv6_input(ffff80000019f2a8,fffffd80684c1800) at ipv6_input+0x48 sys/netinet6/ip6_input.c:169 if_input_local(ffff80000019f2a8,fffffd80684c1800,18) at if_input_local+0x136 sys/net/if.c:778 ip6_output(fffffd80684c1b00,ffff800000bf3480,fffffd806f687900,0,0,fffffd806f687888) at ip6_output+0xf57 rip6_output(fffffd8070ef6500,fffffd806d4cfb58,ffff800027aac510,0) at rip6_output+0x4ad sys/netinet6/raw_ip6.c:490 rip6_usrreq(fffffd806d4cfb58,9,fffffd8070ef6500,0,0,ffff8000ffff5a40) at rip6_usrreq+0x5d3 sys/netinet6/raw_ip6.c:679 sosend(fffffd806d4cfb58,0,ffff800027aac748,0,0,0) at sosend+0x632 sys/kern/uipc_socket.c:582 dofilewritev(ffff8000ffff5a40,4,ffff800027aac748,0,ffff800027aac840) at dofilewritev+0x19c sys/kern/sys_generic.c:381 sys_write(ffff8000ffff5a40,ffff800027aac7e8,ffff800027aac840) at sys_write+0x83 sys/kern/sys_generic.c:301 syscall(ffff800027aac8b0) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800027aac8b0) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x81cb1b03b90, count: -20 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff800027aabbb0 rbx 0xffff800020ce9bff rdx 0 rcx 0 rax 0xffff8000ffff5a40 r8 0x101010101010101 r9 0x8080808080808080 r10 0x411e72257cca45be r11 0xedabed113ed69b6e r12 0xffff800020ce9a00 r13 0 r14 0 r15 0x1 rip 0xffffffff81f18858 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff800027aabba0 ss 0x10 db_enter+0x18: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor.7) pid=354095 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=83, nice=20 forw=0xffffffffffffffff, list=0xffff800027abf510,0xffff800027abc558 process=0xffff8000ffff0440 user=0xffff800027aa7000, vmspace=0xfffffd8064805a30 estcpu=36, cpticks=2, pctcpu=0.0 user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 26558 438538 80081 0 2 0 syz-executor.3 26558 491858 80081 0 3 0x4000080 fsleep syz-executor.3 71243 319268 32548 0 2 0 syz-executor.5 80164 407388 6884 0 2 0x10 syz-executor.0 80164 190816 6884 0 3 0x4000090 fsleep syz-executor.0 80164 502253 6884 0 3 0x4000090 fsleep syz-executor.0 32246 435885 84018 0 2 0 syz-executor.7 *32246 354095 84018 0 7 0x4000000 syz-executor.7 32246 270731 84018 0 3 0x4000080 fsleep syz-executor.7 24084 6982 39202 0 2 0 syz-executor.4 24084 463140 39202 0 3 0x4000080 fsleep syz-executor.4 24084 386890 39202 0 3 0x4000080 fsleep syz-executor.4 24084 356464 39202 0 3 0x4000080 fsleep syz-executor.4 32548 444636 15785 0 2 0x2 syz-executor.5 4236 206355 1 0 3 0x100083 ttyin getty 8256 291190 0 0 3 0x14200 bored sosplice 39202 388965 15785 0 3 0x82 nanoslp syz-executor.4 79530 436709 15785 0 2 0x2 syz-executor.6 84018 206414 15785 0 3 0x82 nanoslp syz-executor.7 80081 420687 15785 0 3 0x82 nanoslp syz-executor.3 96475 469949 15785 0 3 0x2 biowait syz-executor.2 98868 378674 15785 0 3 0x82 nanoslp syz-executor.1 6884 420345 15785 0 3 0x82 nanoslp syz-executor.0 15785 501827 10623 0 3 0x82 kqread syz-fuzzer 15785 399100 10623 0 3 0x4000082 nanoslp syz-fuzzer 15785 253600 10623 0 3 0x4000082 thrsleep syz-fuzzer 15785 480524 10623 0 3 0x4000082 thrsleep syz-fuzzer 15785 277544 10623 0 3 0x4000082 thrsleep syz-fuzzer 15785 95427 10623 0 3 0x4000082 thrsleep syz-fuzzer 15785 279634 10623 0 3 0x4000082 thrsleep syz-fuzzer 15785 315242 10623 0 3 0x4000082 thrsleep syz-fuzzer 15785 140068 10623 0 3 0x4000082 thrsleep syz-fuzzer 10623 327513 92500 0 3 0x10008a sigsusp ksh 92500 93670 24987 0 3 0x9a kqread sshd 24987 406175 1 0 3 0x88 kqread sshd 33485 175943 4158 74 3 0x1100092 bpf pflogd 4158 460080 1 0 3 0x80 netio pflogd 70095 178055 27059 73 2 0x1100010 syslogd 27059 77929 1 0 3 0x100082 netio syslogd 94558 383417 1 0 3 0x100080 kqread resolvd 6058 177370 59134 77 3 0x100092 kqread dhcpleased 51649 391280 59134 77 3 0x100092 kqread dhcpleased 59134 38539 1 0 3 0x80 kqread dhcpleased 37212 455611 0 0 3 0x14200 bored smr 51783 17520 0 0 2 0x14200 zerothread 16185 89990 0 0 3 0x14200 aiodoned aiodoned 25006 203773 0 0 3 0x14200 syncer update 34785 219339 0 0 3 0x14200 cleaner cleaner 35808 310875 0 0 7 0x14200 reaper 90322 334788 0 0 3 0x14200 pgdaemon pagedaemon 58711 105553 0 0 3 0x14200 bored viomb 50634 413997 0 0 3 0x40014200 acpi0 acpi0 45956 42673 0 0 3 0x40014200 idle1 62500 324108 0 0 3 0x14200 bored softnet 85213 337098 0 0 3 0x14200 bored systqmp 17038 468158 0 0 3 0x14200 bored systq 93886 415404 0 0 3 0x40014200 bored softclock 14514 135302 0 0 3 0x40014200 idle0 1 26753 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks CPU 0: exclusive mutex anonpl r = 0 (0xffffffff82a63488) #0 witness_lock+0x44d #1 mtx_enter_try+0x100 #2 mtx_enter+0x4b sys/kern/kern_lock.c:266 #3 pool_put+0x8a sys/kern/subr_pool.c:799 #4 amap_wipeout+0x1b1 sys/uvm/uvm_amap.c:504 #5 uvm_unmap_detach+0x7d sys/uvm/uvm_map.c:1599 #6 uvm_map_teardown+0x262 sys/uvm/uvm_map.c:2789 #7 uvmspace_free+0xa6 sys/uvm/uvm_map.c:3685 #8 reaper+0x18b sys/kern/kern_exit.c:457 #9 proc_trampoline+0x1c CPU 1: exclusive mutex &table->inpt_mtx r = 0 (0xffffffff82a900b0) #0 witness_lock+0x44d #1 mtx_enter_try+0x100 #2 mtx_enter+0x4b sys/kern/kern_lock.c:266 #3 rip6_input+0x1cf #4 icmp6_input+0x8e8 sys/netinet6/icmp6.c:762 #5 ip_deliver+0x322 sys/netinet/ip_input.c:657 #6 ip6_input_if+0x920 #7 ipv6_input+0x48 sys/netinet6/ip6_input.c:169 #8 if_input_local+0x136 sys/net/if.c:778 #9 ip6_output+0xf57 #10 rip6_output+0x4ad sys/netinet6/raw_ip6.c:490 #11 rip6_usrreq+0x5d3 sys/netinet6/raw_ip6.c:679 #12 sosend+0x632 sys/kern/uipc_socket.c:582 #13 dofilewritev+0x19c sys/kern/sys_generic.c:381 #14 sys_write+0x83 sys/kern/sys_generic.c:301 #15 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #15 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #16 Xsyscall+0x128 Process 32246 (syz-executor.7) thread 0xffff8000ffff5a40 (354095) exclusive rwlock netlock r = 0 (0xffffffff828f7720) #0 witness_lock+0x44d #1 solock+0x86 sys/kern/uipc_socket2.c:295 #2 sosend+0x517 sys/kern/uipc_socket.c:570 #3 dofilewritev+0x19c sys/kern/sys_generic.c:381 #4 sys_write+0x83 sys/kern/sys_generic.c:301 #5 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #5 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #6 Xsyscall+0x128 exclusive mutex &table->inpt_mtx r = 0 (0xffffffff82a900b0) #0 witness_lock+0x44d #1 mtx_enter_try+0x100 #2 mtx_enter+0x4b sys/kern/kern_lock.c:266 #3 rip6_input+0x1cf #4 icmp6_input+0x8e8 sys/netinet6/icmp6.c:762 #5 ip_deliver+0x322 sys/netinet/ip_input.c:657 #6 ip6_input_if+0x920 #7 ipv6_input+0x48 sys/netinet6/ip6_input.c:169 #8 if_input_local+0x136 sys/net/if.c:778 #9 ip6_output+0xf57 #10 rip6_output+0x4ad sys/netinet6/raw_ip6.c:490 #11 rip6_usrreq+0x5d3 sys/netinet6/raw_ip6.c:679 #12 sosend+0x632 sys/kern/uipc_socket.c:582 #13 dofilewritev+0x19c sys/kern/sys_generic.c:381 #14 sys_write+0x83 sys/kern/sys_generic.c:301 #15 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #15 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #16 Xsyscall+0x128 Process 96475 (syz-executor.2) thread 0xffff8000ffff5260 (469949) exclusive rrwlock inode r = 0 (0xfffffd80675e35f0) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:461 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:534 #4 ufs_ihashins+0x42 sys/ufs/ufs/ufs_ihash.c:140 #5 ffs_vget+0x141 sys/ufs/ffs/ffs_vfsops.c:1347 #6 ffs_inode_alloc+0x1be sys/ufs/ffs/ffs_alloc.c:394 #7 ufs_mkdir+0xf4 sys/ufs/ufs/ufs_vnops.c:1162 #8 VOP_MKDIR+0xbf sys/kern/vfs_vops.c:404 #9 domkdirat+0x121 sys/kern/vfs_syscalls.c:3101 #10 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #10 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806d1655f8) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:461 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:534 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:579 #5 vfs_lookup+0xd1 sys/kern/vfs_lookup.c:413 #6 namei+0x36a sys/kern/vfs_lookup.c:245 #7 domkdirat+0x75 sys/kern/vfs_syscalls.c:3086 #8 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #8 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #9 Xsyscall+0x128 Process 70095 (syslogd) thread 0xffff8000ffff7510 (178055) exclusive rrwlock inode r = 0 (0xfffffd806e73b1b0) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:461 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:534 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:579 #5 sys_fsync+0xf5 sys/kern/vfs_syscalls.c:2924 #6 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #6 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #7 Xsyscall+0x128 Process 35808 (reaper) thread 0xffff8000210f9260 (310875) exclusive kernel: protection fault trap, code=0 Faulted in DDB; continuing... ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10187 6603K 6862K 78643K 11715 0 pcb 78 14K 14K 78643K 129 0 rtable 247 15K 15K 78643K 406 0 ifaddr 86 17K 18K 78643K 216 0 counters 56 35K 35K 78643K 64 0 ioctlops 0 0K 4K 78643K 1588 0 iov 0 0K 16K 78643K 180 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 5 0 vnodes 1274 80K 80K 78643K 1485 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 6 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 80 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 15 53K 85K 78643K 1513 0 sigio 0 0K 0K 78643K 1 0 proc 70 87K 124K 78643K 572 0 subproc 104 6K 6K 78643K 123 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 1 0K 0K 78643K 32 0 in_multi 101 6K 6K 78643K 116 0 ether_multi 2 0K 0K 78643K 3 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 49 228K 228K 78643K 49 0 exec 0 0K 2K 78643K 739 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 337 110K 116K 78643K 20072 0 UVM aobj 11 2K 2K 78643K 11 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 2 0K 0K 78643K 27 0 NDP 12 0K 2K 78643K 34 0 temp 104 4701K 4766K 78643K 24565 0 kqueue 12 18K 24K 78643K 95 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 73 0 70 1 0 1 1 0 8 0 rtentry 112 125 0 12 4 0 4 4 0 8 0 unpcb 136 666 0 651 5 2 3 3 0 8 2 syncache 296 12 0 12 2 2 0 1 0 8 0 tcpqe 32 463 0 463 3 3 0 2 0 8 0 tcpcb 736 296 0 272 12 9 3 7 0 8 0 arp 120 21 0 2 1 0 1 1 0 8 0 inpcb 312 759 0 684 14 8 6 6 0 8 0 nd6 48 29 0 3 1 0 1 1 0 8 0 kcovpl 48 9 0 1 1 0 1 1 0 8 0 pffrag 232 8 0 4 1 0 1 1 0 482 0 pffrnode 88 8 0 4 1 0 1 1 0 8 0 pffrent 40 14 0 10 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 pftag 88 1 0 0 1 0 1 1 0 8 0 pfstitem 24 39 0 27 1 0 1 1 0 8 0 pfstkey 112 39 0 27 1 0 1 1 0 8 0 pfstate 320 39 0 27 3 1 2 3 0 8 0 pfrule 1360 58 0 53 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 520 0 44 30 0 30 30 0 8 0 art_table 32 521 0 44 4 0 4 4 0 8 0 art_node 16 124 0 21 1 0 1 1 0 8 0 sysvmsgpl 40 40 0 0 1 0 1 1 0 8 0 semapl 112 76 0 66 1 0 1 1 0 8 0 shmpl 112 8 0 0 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 3057 0 1605 91 0 91 91 0 8 0 ffsino 272 3057 0 1605 97 0 97 97 0 8 0 nchpl 144 5152 0 3514 63 0 63 63 0 8 0 uvmvnodes 80 3298 0 0 68 0 68 68 0 8 0 vnodes 224 3298 0 0 194 0 194 194 0 8 0 namei 1024 15248 0 15247 3 2 1 2 0 8 0 percpumem 16 44 0 4 1 0 1 1 0 8 0 vcpupl 2048 3 0 0 1 0 1 1 0 8 0 vmpool 560 3 0 0 1 0 1 1 0 8 0 scxspl 216 16419 0 16418 10 9 1 8 0 8 0 plimitpl 152 57 0 42 1 0 1 1 0 8 0 sigapl 424 1814 0 1769 7 1 6 6 0 8 0 futexpl 64 6903 0 6896 3 2 1 1 0 8 0 knotepl 120 165 0 0 5 1 4 5 0 8 0 kqueuepl 216 176 0 168 3 0 3 3 0 8 2 pipepl 336 250 0 222 8 1 7 7 0 8 4 fdescpl 496 1799 0 1771 6 1 5 5 0 8 0 filepl 152 6914 0 6605 23 7 16 16 0 8 4 lockfpl 104 189 0 187 1 0 1 1 0 8 0 lockfspl 48 58 0 56 1 0 1 1 0 8 0 sessionpl 144 26 0 9 1 0 1 1 0 8 0 pgrppl 48 26 0 9 1 0 1 1 0 8 0 ucredpl 96 503 0 490 1 0 1 1 0 8 0 zombiepl 144 1771 0 1769 1 0 1 1 0 8 0 processpl 1064 1814 0 1769 4 0 4 4 0 8 0 procpl 672 3843 0 3782 8 2 6 7 0 8 0 sosppl 168 8 0 8 2 2 0 1 0 8 0 sockpl 480 1498 0 1405 23 11 12 13 0 8 0 mcl64k 65536 11 0 0 2 0 2 2 0 8 0 mcl16k 16384 4 0 0 1 0 1 1 0 8 0 mcl12k 12288 12 0 0 2 0 2 2 0 8 0 mcl9k 9216 10 0 0 1 0 1 1 0 8 0 mcl8k 8192 12 0 0 2 0 2 2 0 8 0 mcl4k 4096 13 0 0 2 0 2 2 0 8 0 mcl2k2 2112 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 246 0 0 30 0 30 30 0 8 0 mtagpl 96 92 0 0 3 0 3 3 0 8 0 mbufpl 256 466 0 0 27 0 27 27 0 8 0 bufpl 288 5932 0 157 413 0 413 413 0 8 0 anonpl 24 452969 0 434127 192 4 188 189 0 186 69 amapchunkpl 152 48378 0 47504 65 3 62 63 0 158 26 amappl16 200 3237 0 2702 30 1 29 29 0 8 0 amappl15 192 447 0 439 1 0 1 1 0 8 0 amappl14 184 5 0 2 1 0 1 1 0 8 0 amappl13 176 261 0 258 1 0 1 1 0 8 0 amappl12 168 7 0 6 2 1 1 1 0 8 0 amappl11 160 240 0 225 1 0 1 1 0 8 0 amappl10 152 207 0 197 1 0 1 1 0 8 0 amappl9 144 640 0 634 1 0 1 1 0 8 0 amappl8 136 957 0 898 3 0 3 3 0 8 0 amappl7 128 469 0 456 1 0 1 1 0 8 0 amappl6 120 373 0 351 2 1 1 2 0 8 0 amappl5 112 1761 0 1739 1 0 1 1 0 8 0 amappl4 104 1070 0 1046 2 1 1 2 0 8 0 amappl3 96 223 0 212 1 0 1 1 0 8 0 amappl2 88 765 0 722 3 1 2 3 0 8 0 amappl1 80 33322 0 32756 21 7 14 19 0 8 0 amappl 88 19581 0 19322 8 1 7 7 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 10 0 0 1 0 1 1 0 8 0 uaddrrnd 24 1802 0 1771 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1802 0 1771 1 0 1 1 0 8 0 vmmpekpl 168 15427 0 15386 3 0 3 3 0 8 0 vmmpepl 168 160089 0 157687 151 24 127 138 0 357 15 vmsppl 368 1801 0 1771 5 1 4 4 0 8 0 rwobjpl 56 40495 0 35674 72 3 69 69 0 8 0 pdppl 4096 3611 0 3545 139 67 72 79 0 8 6 pvpl 32 871379 0 848213 370 55 315 319 0 265 122 pmappl 248 1801 0 1771 3 0 3 3 0 8 0 extentpl 40 58 0 38 1 0 1 1 0 8 0 phpool 112 886 0 91 23 0 23 23 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp x86_ipi_db(ffffffff8294dff0) 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 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x28 kd_curproc sys/dev/kcov.c:577 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x28 sys/dev/kcov.c:148 witness_checkorder(ffffffff829411a0,9,0) at witness_checkorder+0x111 sys/kern/subr_witness.c:765 mtx_enter(ffffffff82941190) at mtx_enter+0x3a sys/kern/kern_lock.c:265 msleep(ffffffff82a607f0,ffffffff82941190,4,ffffffff82637f0a,0) at msleep+0x25d reaper(ffff8000210f9260) at reaper+0xcb sys/kern/kern_exit.c:428 end trace frame: 0x0, count: 7 ddb{0}> trace x86_ipi_db(ffffffff8294dff0) 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 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x28 kd_curproc sys/dev/kcov.c:577 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x28 sys/dev/kcov.c:148 witness_checkorder(ffffffff829411a0,9,0) at witness_checkorder+0x111 sys/kern/subr_witness.c:765 mtx_enter(ffffffff82941190) at mtx_enter+0x3a sys/kern/kern_lock.c:265 msleep(ffffffff82a607f0,ffffffff82941190,4,ffffffff82637f0a,0) at msleep+0x25d reaper(ffff8000210f9260) at reaper+0xcb sys/kern/kern_exit.c:428 end trace frame: 0x0, count: -8 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(ffffffff825a56b6) at panic+0x177 sys/kern/subr_prf.c:202 witness_checkorder(ffffffff82b47030,9,0) at witness_checkorder+0x116d sys/kern/subr_witness.c:833 __mp_lock(ffffffff82b46e28) at __mp_lock+0xa1 read_rflags machine/cpufunc.h:195 [inline] __mp_lock(ffffffff82b46e28) at __mp_lock+0xa1 intr_disable machine/cpufunc.h:216 [inline] __mp_lock(ffffffff82b46e28) at __mp_lock+0xa1 sys/kern/kern_lock.c:142 selwakeup(fffffd80674f6728) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline] selwakeup(fffffd80674f6728) at selwakeup+0x16 sys/kern/sys_generic.c:885 sorwakeup(fffffd80674f6610) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699 rip6_input(ffff800027aac1a8,ffff800027aac1b4,3a,18) at rip6_input+0x692 sys/netinet6/raw_ip6.c:224 icmp6_input(ffff800027aac1a8,ffff800027aac1b4,3a,18) at icmp6_input+0x8e8 sys/netinet6/icmp6.c:762 ip_deliver(ffff800027aac1a8,ffff800027aac1b4,3a,18) at ip_deliver+0x322 sys/netinet/ip_input.c:657 ip6_input_if(ffff800027aac1a8,ffff800027aac1b4,29,0,ffff80000019f2a8) at ip6_input_if+0x920 ipv6_input(ffff80000019f2a8,fffffd80684c1800) at ipv6_input+0x48 sys/netinet6/ip6_input.c:169 if_input_local(ffff80000019f2a8,fffffd80684c1800,18) at if_input_local+0x136 sys/net/if.c:778 ip6_output(fffffd80684c1b00,ffff800000bf3480,fffffd806f687900,0,0,fffffd806f687888) at ip6_output+0xf57 rip6_output(fffffd8070ef6500,fffffd806d4cfb58,ffff800027aac510,0) at rip6_output+0x4ad sys/netinet6/raw_ip6.c:490 end trace frame: 0xffff800027aac5b0, count: 0 ddb{1}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:440 panic(ffffffff825a56b6) at panic+0x177 sys/kern/subr_prf.c:202 witness_checkorder(ffffffff82b47030,9,0) at witness_checkorder+0x116d sys/kern/subr_witness.c:833 __mp_lock(ffffffff82b46e28) at __mp_lock+0xa1 read_rflags machine/cpufunc.h:195 [inline] __mp_lock(ffffffff82b46e28) at __mp_lock+0xa1 intr_disable machine/cpufunc.h:216 [inline] __mp_lock(ffffffff82b46e28) at __mp_lock+0xa1 sys/kern/kern_lock.c:142 selwakeup(fffffd80674f6728) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline] selwakeup(fffffd80674f6728) at selwakeup+0x16 sys/kern/sys_generic.c:885 sorwakeup(fffffd80674f6610) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699 rip6_input(ffff800027aac1a8,ffff800027aac1b4,3a,18) at rip6_input+0x692 sys/netinet6/raw_ip6.c:224 icmp6_input(ffff800027aac1a8,ffff800027aac1b4,3a,18) at icmp6_input+0x8e8 sys/netinet6/icmp6.c:762 ip_deliver(ffff800027aac1a8,ffff800027aac1b4,3a,18) at ip_deliver+0x322 sys/netinet/ip_input.c:657 ip6_input_if(ffff800027aac1a8,ffff800027aac1b4,29,0,ffff80000019f2a8) at ip6_input_if+0x920 ipv6_input(ffff80000019f2a8,fffffd80684c1800) at ipv6_input+0x48 sys/netinet6/ip6_input.c:169 if_input_local(ffff80000019f2a8,fffffd80684c1800,18) at if_input_local+0x136 sys/net/if.c:778 ip6_output(fffffd80684c1b00,ffff800000bf3480,fffffd806f687900,0,0,fffffd806f687888) at ip6_output+0xf57 rip6_output(fffffd8070ef6500,fffffd806d4cfb58,ffff800027aac510,0) at rip6_output+0x4ad sys/netinet6/raw_ip6.c:490 rip6_usrreq(fffffd806d4cfb58,9,fffffd8070ef6500,0,0,ffff8000ffff5a40) at rip6_usrreq+0x5d3 sys/netinet6/raw_ip6.c:679 sosend(fffffd806d4cfb58,0,ffff800027aac748,0,0,0) at sosend+0x632 sys/kern/uipc_socket.c:582 dofilewritev(ffff8000ffff5a40,4,ffff800027aac748,0,ffff800027aac840) at dofilewritev+0x19c sys/kern/sys_generic.c:381 sys_write(ffff8000ffff5a40,ffff800027aac7e8,ffff800027aac840) at sys_write+0x83 sys/kern/sys_generic.c:301 syscall(ffff800027aac8b0) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800027aac8b0) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x81cb1b03b90, count: -20