panic: apcaquniirci: ng bkloerckneabll de i a g n o st ic a s s er ti o n " ! _ ke r n e l_ l oc k _ h selleedp( )" f a i l ed : f i l e " / s y z k a llolcekr / wmaitnha g e r s / m u l t ic o r e/ k e r n e l / s y s /supvmin/ulvocm_k mora p. c c"r,i t liicnael 2 7 3 s4e ctStopped at db_enter+0x18: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 226463 10548 0 0 0x4000000 1 syz-executor.3 *173119 55646 0 0x14000 0x200 0 reaper db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:440 panic(ffffffff8258c085) at panic+0x177 sys/kern/subr_prf.c:202 __assert(ffffffff8260257e,ffffffff8260f998,aae,ffffffff825bfe73) at __assert+0x25 sys/kern/subr_prf.c:161 uvm_map_teardown(fffffd8074d19180) at uvm_map_teardown+0x2e8 sys/uvm/uvm_map.c:2736 uvmspace_free(fffffd8074d19180) at uvmspace_free+0xa6 sys/uvm/uvm_map.c:3685 reaper(ffff8000210f9a40) at reaper+0x18b sys/kern/kern_exit.c:457 end trace frame: 0x0, count: 9 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 "!_kernel_lock_held()" failed: file "/syzkaller/managers/multicore/kernel/sys/uvm/uvm_map.c", line 2734 *cpu1: acquiring blockable sleep lock with spinlock or critical section held (kernel_lock) &kernel_lock ddb{0}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:440 panic(ffffffff8258c085) at panic+0x177 sys/kern/subr_prf.c:202 __assert(ffffffff8260257e,ffffffff8260f998,aae,ffffffff825bfe73) at __assert+0x25 sys/kern/subr_prf.c:161 uvm_map_teardown(fffffd8074d19180) at uvm_map_teardown+0x2e8 sys/uvm/uvm_map.c:2736 uvmspace_free(fffffd8074d19180) at uvmspace_free+0xa6 sys/uvm/uvm_map.c:3685 reaper(ffff8000210f9a40) at reaper+0x18b sys/kern/kern_exit.c:457 end trace frame: 0x0, count: -6 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff800021135a90 rbx 0xffffffff82987bff cpu_info_full_primary+0x2bff rdx 0 rcx 0 rax 0xffff8000210f9a40 r8 0x101010101010101 r9 0x8080808080808080 r10 0x50489d8f0dadfbfe r11 0xddaa8058119fae66 r12 0xffffffff82987a00 cpu_info_full_primary+0x2a00 r13 0 r14 0xffff800020ce9a00 r15 0x1 rip 0xffffffff815a2d98 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff800021135a80 ss 0x10 db_enter+0x18: addq $0x8,%rsp ddb{0}> show proc PROC (reaper) pid=173119 stat=onproc flags process=14000 proc=200 pri=4, usrpri=52, nice=20 forw=0xffffffffffffffff, list=0xffff8000210f97a0,0xffff8000210f9cf0 process=0xffff8000ffffe990 user=0xffff800021130000, vmspace=0xffffffff82b84d18 estcpu=2, cpticks=8, pctcpu=1.4 user=0, sys=2, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 10548 360236 53290 0 2 0 syz-executor.3 10548 226463 53290 0 7 0x4000000 syz-executor.3 10548 192647 53290 0 3 0x4000080 fsleep syz-executor.3 10548 158292 53290 0 3 0x4000080 fsleep syz-executor.3 62193 334328 79494 0 2 0 syz-executor.6 62193 187119 79494 0 3 0x4000080 fifor syz-executor.6 62193 330293 79494 0 2 0x4000000 syz-executor.6 95895 399648 39558 0 2 0 syz-executor.5 95895 238432 39558 0 2 0x4000000 syz-executor.5 56712 49633 8536 0 3 0x2 biowait syz-executor.0 23730 510316 0 0 3 0x14280 nfsidl nfsio 80397 492585 0 0 3 0x14280 nfsidl nfsio 86741 518958 0 0 3 0x14280 nfsidl nfsio 59535 43383 0 0 3 0x14280 nfsidl nfsio 34480 521584 0 0 3 0x14280 nfsidl nfsio 66298 212493 0 0 3 0x14280 nfsidl nfsio 48408 419189 0 0 3 0x14280 nfsidl nfsio 88876 188785 0 0 3 0x14280 nfsidl nfsio 48248 184093 0 0 3 0x14280 nfsidl nfsio 37626 35516 0 0 3 0x14280 nfsidl nfsio 85622 171836 0 0 3 0x14280 nfsidl nfsio 90391 380100 0 0 3 0x14280 nfsidl nfsio 24965 457189 0 0 3 0x14280 nfsidl nfsio 54499 127302 0 0 3 0x14280 nfsidl nfsio 44428 464954 0 0 3 0x14280 nfsidl nfsio 99375 366040 0 0 3 0x14280 nfsidl nfsio 56619 92809 0 0 3 0x14280 nfsidl nfsio 16485 12409 0 0 3 0x14280 nfsidl nfsio 39409 62565 0 0 3 0x14280 nfsidl nfsio 77750 257881 0 0 3 0x14280 nfsidl nfsio 37306 458273 0 0 3 0x14200 bored sosplice 40856 148381 8536 0 3 0x82 nanoslp syz-executor.4 40078 433500 8536 0 3 0x82 nanoslp syz-executor.7 79494 503248 8536 0 3 0x82 nanoslp syz-executor.6 39558 356931 8536 0 3 0x82 nanoslp syz-executor.5 53290 479903 8536 0 3 0x82 nanoslp syz-executor.3 21721 395678 8536 0 2 0x2 syz-executor.2 60006 237829 8536 0 3 0x2 biowait syz-executor.1 8536 385010 11535 0 3 0x82 kqread syz-fuzzer 8536 42018 11535 0 3 0x4000082 nanoslp syz-fuzzer 8536 179699 11535 0 3 0x4000082 thrsleep syz-fuzzer 8536 202005 11535 0 3 0x4000082 nanoslp syz-fuzzer 8536 232611 11535 0 3 0x4000082 thrsleep syz-fuzzer 8536 27327 11535 0 3 0x4000082 thrsleep syz-fuzzer 8536 269504 11535 0 3 0x4000082 thrsleep syz-fuzzer 8536 453735 11535 0 3 0x4000082 thrsleep syz-fuzzer 11535 129647 41149 0 3 0x10008a sigsusp ksh 41149 375089 85383 0 3 0x9a kqread sshd 94951 54517 1 0 3 0x100083 ttyin getty 85383 388313 1 0 3 0x88 kqread sshd 97654 389897 46044 74 3 0x1100092 bpf pflogd 46044 283592 1 0 3 0x80 netio pflogd 10641 371060 84729 73 3 0x1100090 kqread syslogd 84729 436642 1 0 3 0x100082 netio syslogd 47658 160742 1 0 3 0x100080 kqread resolvd 20447 363968 61636 77 3 0x100092 kqread dhcpleased 74071 387193 61636 77 3 0x100092 kqread dhcpleased 61636 396776 1 0 3 0x80 kqread dhcpleased 64536 269590 0 0 3 0x14200 bored smr 82297 67166 0 0 2 0x14200 zerothread 46379 466242 0 0 3 0x14200 aiodoned aiodoned 87629 505425 0 0 3 0x14200 syncer update 78281 148023 0 0 3 0x14200 cleaner cleaner *55646 173119 0 0 7 0x14200 reaper 28338 329234 0 0 3 0x14200 pgdaemon pagedaemon 71306 504678 0 0 3 0x14200 bored viomb 44226 14532 0 0 3 0x40014200 acpi0 acpi0 16731 222632 0 0 3 0x40014200 idle1 23323 113970 0 0 3 0x14200 bored softnet 3298 165129 0 0 3 0x14200 bored systqmp 19661 373833 0 0 3 0x14200 bored systq 90228 36921 0 0 3 0x40014200 bored softclock 77541 51662 0 0 3 0x40014200 idle0 1 118321 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks CPU 0: exclusive mutex &uvm.fpageqlock r = 0 (0xffffffff82b87938) #0 witness_lock+0x44d #1 mtx_enter_try+0x100 #2 mtx_enter+0x4b sys/kern/kern_lock.c:266 #3 uvm_pmr_freepageq+0xcc sys/uvm/uvm_pmemrange.c:1333 #4 amap_wipeout+0x1ff sys/uvm/uvm_amap.c:523 #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 (0xffffffff82a21700) #0 witness_lock+0x44d #1 mtx_enter_try+0x100 #2 mtx_enter+0x4b sys/kern/kern_lock.c:266 #3 rip6_input+0x28f #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 10548 (syz-executor.3) thread 0xffff8000ffff5260 (226463) exclusive rwlock netlock r = 0 (0xffffffff829bbd70) #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 Process 56712 (syz-executor.0) thread 0xffff8000246b5cf0 (49633) exclusive rrwlock inode r = 0 (0xfffffd806654c1b8) #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 (0xfffffd8067c513c8) #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 60006 (syz-executor.1) thread 0xffff8000ffff4fc0 (237829) exclusive rrwlock inode r = 0 (0xfffffd806654ca38) #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 vget+0x1d3 sys/kern/vfs_subr.c:677 #6 ufs_ihashget+0x121 sys/ufs/ufs/ufs_ihash.c:119 #7 ffs_vget+0x7c sys/ufs/ffs/ffs_vfsops.c:1318 #8 ufs_lookup+0x13ba sys/ufs/ufs/ufs_lookup.c:487 #9 VOP_LOOKUP+0x58 sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x6e5 sys/kern/vfs_lookup.c:561 #11 namei+0x36a sys/kern/vfs_lookup.c:245 #12 dounlinkat+0x99 sys/kern/vfs_syscalls.c:1850 #13 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #13 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806d452a38) #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 dounlinkat+0x99 sys/kern/vfs_syscalls.c:1850 #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 55646 (reaper) thread 0xffff8000210f9a40 (173119) uvm_fault(0xffffffff82b84d18, 0x1, 0, 1) -> e kernel: page fault trap, code=0 Faulted in DDB; continuing... ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10183 6482K 6677K 78643K 11576 0 pcb 79 12K 12K 78643K 206 0 rtable 245 8K 8K 78643K 429 0 ifaddr 87 18K 18K 78643K 124 0 counters 56 35K 35K 78643K 68 0 ioctlops 0 0K 4K 78643K 1501 0 iov 0 0K 0K 78643K 4 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 5 0 vnodes 1337 83K 84K 78643K 1489 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 7 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 27 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 13 45K 82K 78643K 451 0 sigio 0 0K 0K 78643K 4 0 proc 69 87K 124K 78643K 538 0 subproc 104 6K 6K 78643K 117 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 1 0K 0K 78643K 36 0 in_multi 101 6K 7K 78643K 132 0 ether_multi 2 0K 0K 78643K 12 0 mrt 1 0K 0K 78643K 1 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 79 360K 360K 78643K 79 0 exec 0 0K 2K 78643K 676 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 297 82K 87K 78643K 7322 0 UVM aobj 12 2K 2K 78643K 16 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 2 0K 0K 78643K 15 0 NDP 12 0K 2K 78643K 36 0 temp 131 4713K 4777K 78643K 7197 0 kqueue 12 18K 22K 78643K 44 0 SYN cache 2 16K 16K 78643K 2 0 ddb{0}> 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 36 0 33 1 0 1 1 0 8 0 rtentry 112 140 0 29 4 0 4 4 0 8 0 unpcb 136 304 0 287 7 6 1 6 0 8 0 syncache 296 8 0 8 2 2 0 1 0 8 0 tcpqe 32 183 0 183 1 1 0 1 0 8 0 tcpcb 736 201 0 121 12 4 8 8 0 8 0 arp 120 25 0 7 1 0 1 1 0 8 0 inpcb 312 613 0 473 16 5 11 11 0 8 0 nd6 48 28 0 3 1 0 1 1 0 8 0 kcovpl 48 9 0 1 1 0 1 1 0 8 0 pffrag 232 1 0 0 1 0 1 1 0 482 0 pffrnode 88 1 0 0 1 0 1 1 0 8 0 pffrent 40 3 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 4 0 2 1 0 1 1 0 8 0 pftag 88 1 0 0 1 0 1 1 0 8 0 pfqueue 264 2 0 2 1 1 0 1 0 8 0 pfstitem 24 27 0 11 1 0 1 1 0 8 0 pfstkey 112 27 0 11 1 0 1 1 0 8 0 pfstate 320 27 0 11 2 0 2 2 0 8 0 pfrule 1360 24 0 16 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 518 0 57 29 0 29 29 0 8 0 art_table 32 519 0 57 4 0 4 4 0 8 0 art_node 16 139 0 38 1 0 1 1 0 8 0 semapl 112 25 0 15 1 0 1 1 0 8 0 shmpl 112 13 0 4 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1914 0 473 91 0 91 91 0 8 0 ffsino 272 1914 0 473 97 0 97 97 0 8 0 nchpl 144 2597 0 967 63 0 63 63 0 8 0 uvmvnodes 80 2173 0 0 45 0 45 45 0 8 0 vnodes 224 2173 0 0 128 0 128 128 0 8 0 namei 1024 9150 0 9149 3 2 1 2 0 8 0 percpumem 16 46 0 6 1 0 1 1 0 8 0 pfiaddrpl 120 3 0 0 1 0 1 1 0 8 0 scxspl 216 7861 0 7859 9 8 1 8 0 8 0 plimitpl 152 41 0 26 1 0 1 1 0 8 0 sigapl 424 773 0 710 8 0 8 8 0 8 0 futexpl 64 2602 0 2600 1 0 1 1 0 8 0 knotepl 120 230 0 0 7 0 7 7 0 8 0 kqueuepl 216 146 0 138 7 2 5 5 0 8 4 pipepl 336 145 0 117 3 0 3 3 0 8 0 fdescpl 496 738 0 712 5 1 4 5 0 8 0 filepl 152 3866 0 3496 20 3 17 17 0 8 2 lockfpl 104 8 0 6 1 0 1 1 0 8 0 lockfspl 48 5 0 3 1 0 1 1 0 8 0 sessionpl 144 25 0 8 1 0 1 1 0 8 0 pgrppl 48 25 0 8 1 0 1 1 0 8 0 ucredpl 96 455 0 440 1 0 1 1 0 8 0 zombiepl 144 712 0 710 1 0 1 1 0 8 0 processpl 1064 773 0 710 5 0 5 5 0 8 0 procpl 672 1432 0 1355 9 1 8 8 0 8 0 sosppl 168 6 0 6 1 1 0 1 0 8 0 sockpl 480 953 0 796 31 11 20 21 0 8 0 mcl64k 65536 7 0 0 1 0 1 1 0 8 0 mcl16k 16384 4 0 0 1 0 1 1 0 8 0 mcl12k 12288 4 0 0 1 0 1 1 0 8 0 mcl9k 9216 3 0 0 1 0 1 1 0 8 0 mcl8k 8192 8 0 0 1 0 1 1 0 8 0 mcl4k 4096 9 0 0 2 0 2 2 0 8 0 mcl2k2 2112 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 191 0 0 23 0 23 23 0 8 0 mtagpl 96 10 0 0 1 0 1 1 0 8 0 mbufpl 256 242 0 0 15 0 15 15 0 8 0 bufpl 288 4087 0 145 282 0 282 282 0 8 0 anonpl 24 159714 0 143269 119 7 112 113 0 186 0 amapchunkpl 152 16896 0 16094 41 5 36 37 0 158 1 amappl16 200 1413 0 877 30 1 29 29 0 8 0 amappl15 192 101 0 93 1 0 1 1 0 8 0 amappl14 184 27 0 22 1 0 1 1 0 8 0 amappl13 176 161 0 156 1 0 1 1 0 8 0 amappl12 168 56 0 55 1 0 1 1 0 8 0 amappl11 160 112 0 95 1 0 1 1 0 8 0 amappl10 152 41 0 36 1 0 1 1 0 8 0 amappl9 144 569 0 564 1 0 1 1 0 8 0 amappl8 136 670 0 623 2 0 2 2 0 8 0 amappl7 128 200 0 187 1 0 1 1 0 8 0 amappl6 120 296 0 271 2 1 1 2 0 8 0 amappl5 112 381 0 366 1 0 1 1 0 8 0 amappl4 104 982 0 952 2 1 1 2 0 8 0 amappl3 96 289 0 272 1 0 1 1 0 8 0 amappl2 88 667 0 621 3 1 2 3 0 8 0 amappl1 80 16538 0 15980 19 6 13 19 0 8 0 amappl 88 6864 0 6628 7 0 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 15 0 4 1 0 1 1 0 8 0 uaddrrnd 24 738 0 711 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 738 0 711 1 0 1 1 0 8 0 vmmpekpl 168 10519 0 10463 3 0 3 3 0 8 0 vmmpepl 168 71643 0 69313 177 24 153 177 0 357 40 vmsppl 368 737 0 711 4 1 3 4 0 8 0 rwobjpl 56 20274 0 16594 53 0 53 53 0 8 0 pdppl 4096 1483 0 1422 114 47 67 79 0 8 6 pvpl 32 403515 0 383040 251 32 219 250 0 265 38 pmappl 248 737 0 711 3 1 2 3 0 8 0 extentpl 40 58 0 38 1 0 1 1 0 8 0 phpool 112 703 0 62 19 0 19 19 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:440 panic(ffffffff8258c085) at panic+0x177 sys/kern/subr_prf.c:202 __assert(ffffffff8260257e,ffffffff8260f998,aae,ffffffff825bfe73) at __assert+0x25 sys/kern/subr_prf.c:161 uvm_map_teardown(fffffd8074d19180) at uvm_map_teardown+0x2e8 sys/uvm/uvm_map.c:2736 uvmspace_free(fffffd8074d19180) at uvmspace_free+0xa6 sys/uvm/uvm_map.c:3685 reaper(ffff8000210f9a40) at reaper+0x18b sys/kern/kern_exit.c:457 end trace frame: 0x0, count: -6 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp x86_ipi_db(ffff800020ce8ff0) 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 x86_bus_space_io_write_1(3f8,0,74) at x86_bus_space_io_write_1+0x31 sys/arch/amd64/amd64/bus_space.c:759 comcnputc(800,74) at comcnputc+0x128 bus_space_barrier machine/bus.h:481 [inline] comcnputc(800,74) at comcnputc+0x128 sys/dev/ic/com.c:1263 cnputc(74) at cnputc+0x4b sys/dev/cons.c:239 db_putchar(74) at db_putchar+0x3fc sys/ddb/db_output.c:155 kprintf() at kprintf+0x20ec sys/kern/subr_prf.c:1068 db_printf(ffffffff82605424) at db_printf+0x85 sys/kern/subr_prf.c:502 panic(ffffffff825a4184) at panic+0xd7 sys/kern/subr_prf.c:220 witness_checkorder(ffffffff82a6f1a0,9,0) at witness_checkorder+0x116d sys/kern/subr_witness.c:833 __mp_lock(ffffffff82a6ef98) at __mp_lock+0xa1 read_rflags machine/cpufunc.h:195 [inline] __mp_lock(ffffffff82a6ef98) at __mp_lock+0xa1 intr_disable machine/cpufunc.h:216 [inline] __mp_lock(ffffffff82a6ef98) at __mp_lock+0xa1 sys/kern/kern_lock.c:142 selwakeup(fffffd80697c44f0) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline] selwakeup(fffffd80697c44f0) at selwakeup+0x16 sys/kern/sys_generic.c:885 sorwakeup(fffffd80697c43d8) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699 end trace frame: 0xffff80002e4067a0, count: 0 ddb{1}> trace x86_ipi_db(ffff800020ce8ff0) 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 x86_bus_space_io_write_1(3f8,0,74) at x86_bus_space_io_write_1+0x31 sys/arch/amd64/amd64/bus_space.c:759 comcnputc(800,74) at comcnputc+0x128 bus_space_barrier machine/bus.h:481 [inline] comcnputc(800,74) at comcnputc+0x128 sys/dev/ic/com.c:1263 cnputc(74) at cnputc+0x4b sys/dev/cons.c:239 db_putchar(74) at db_putchar+0x3fc sys/ddb/db_output.c:155 kprintf() at kprintf+0x20ec sys/kern/subr_prf.c:1068 db_printf(ffffffff82605424) at db_printf+0x85 sys/kern/subr_prf.c:502 panic(ffffffff825a4184) at panic+0xd7 sys/kern/subr_prf.c:220 witness_checkorder(ffffffff82a6f1a0,9,0) at witness_checkorder+0x116d sys/kern/subr_witness.c:833 __mp_lock(ffffffff82a6ef98) at __mp_lock+0xa1 read_rflags machine/cpufunc.h:195 [inline] __mp_lock(ffffffff82a6ef98) at __mp_lock+0xa1 intr_disable machine/cpufunc.h:216 [inline] __mp_lock(ffffffff82a6ef98) at __mp_lock+0xa1 sys/kern/kern_lock.c:142 selwakeup(fffffd80697c44f0) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline] selwakeup(fffffd80697c44f0) at selwakeup+0x16 sys/kern/sys_generic.c:885 sorwakeup(fffffd80697c43d8) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699 rip6_input(ffff80002e406aa8,ffff80002e406ab4,3a,18) at rip6_input+0x6bc sys/netinet6/raw_ip6.c:224 icmp6_input(ffff80002e406aa8,ffff80002e406ab4,3a,18) at icmp6_input+0x8e8 sys/netinet6/icmp6.c:762 ip_deliver(ffff80002e406aa8,ffff80002e406ab4,3a,18) at ip_deliver+0x322 sys/netinet/ip_input.c:657 ip6_input_if(ffff80002e406aa8,ffff80002e406ab4,29,0,ffff80000019f2a8) at ip6_input_if+0x920 ipv6_input(ffff80000019f2a8,fffffd806c14cc00) at ipv6_input+0x48 sys/netinet6/ip6_input.c:169 if_input_local(ffff80000019f2a8,fffffd806c14cc00,18) at if_input_local+0x136 sys/net/if.c:778 ip6_output(fffffd806c442600,ffff800000c0f400,fffffd8068db3900,0,0,fffffd8068db3888) at ip6_output+0xf57 rip6_output(fffffd8074b97800,fffffd8066bb6d40,ffff80002e406e10,0) at rip6_output+0x4ad sys/netinet6/raw_ip6.c:490 rip6_usrreq(fffffd8066bb6d40,9,fffffd8074b97800,0,0,ffff8000ffff5260) at rip6_usrreq+0x5d3 sys/netinet6/raw_ip6.c:679 sosend(fffffd8066bb6d40,0,ffff80002e407048,0,0,0) at sosend+0x632 sys/kern/uipc_socket.c:582 dofilewritev(ffff8000ffff5260,4,ffff80002e407048,0,ffff80002e407140) at dofilewritev+0x19c sys/kern/sys_generic.c:381 sys_write(ffff8000ffff5260,ffff80002e4070e8,ffff80002e407140) at sys_write+0x83 sys/kern/sys_generic.c:301 syscall(ffff80002e4071b0) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff80002e4071b0) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7105f59f460, count: -28