panic: mtx 0xffffffff83a0e290: locking against myself Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *110366 23384 32767 0x10 0 1 syz-executor 261694 35994 32767 0x10 0 0 syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff833e1a91) at panic+0x1e5 sys/kern/subr_prf.c:198 mtx_enter_try(ffffffff83a0e290) at mtx_enter_try+0x1bf sys/kern/kern_lock.c:271 mtx_enter(ffffffff83a0e290) at mtx_enter+0x60 sys/kern/kern_lock.c:239 uvm_pageclean(fffffd8008591408) at uvm_pageclean+0x290 uvm_pagedequeue sys/uvm/uvm_page.c:-1 [inline] uvm_pageclean(fffffd8008591408) at uvm_pageclean+0x290 sys/uvm/uvm_page.c:980 uvm_pagefree(fffffd8008591408) at uvm_pagefree+0x26 sys/uvm/uvm_page.c:1020 uvn_get(fffffd806bf325d8,0,ffff80003a8080a8,ffff80003a80808c,0,2,2cca74a0e7b16b1b,2) at uvn_get+0x68b sys/uvm/uvm_vnode.c:1118 uvm_fault_lower_io(ffff80003a8082c0,ffff80003a8082f8,ffff80003a808140,ffff80003a808128) at uvm_fault_lower_io+0x2d1 sys/uvm/uvm_fault.c:1651 uvm_fault_lower(ffff80003a8082c0,ffff80003a8082f8,ffff80003a808240) at uvm_fault_lower+0x2bb sys/uvm/uvm_fault.c:1418 uvm_fault(fffffd806c0115c8,200000000000,0,2) at uvm_fault+0x278 sys/uvm/uvm_fault.c:-1 upageflttrap(ffff80003a808450,200000000f00) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188 usertrap(ffff80003a808450) at usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x749c626cd8c0, count: 2 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: mtx 0xffffffff83a0e290: locking against myself ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff833e1a91) at panic+0x1e5 sys/kern/subr_prf.c:198 mtx_enter_try(ffffffff83a0e290) at mtx_enter_try+0x1bf sys/kern/kern_lock.c:271 mtx_enter(ffffffff83a0e290) at mtx_enter+0x60 sys/kern/kern_lock.c:239 uvm_pageclean(fffffd8008591408) at uvm_pageclean+0x290 uvm_pagedequeue sys/uvm/uvm_page.c:-1 [inline] uvm_pageclean(fffffd8008591408) at uvm_pageclean+0x290 sys/uvm/uvm_page.c:980 uvm_pagefree(fffffd8008591408) at uvm_pagefree+0x26 sys/uvm/uvm_page.c:1020 uvn_get(fffffd806bf325d8,0,ffff80003a8080a8,ffff80003a80808c,0,2,2cca74a0e7b16b1b,2) at uvn_get+0x68b sys/uvm/uvm_vnode.c:1118 uvm_fault_lower_io(ffff80003a8082c0,ffff80003a8082f8,ffff80003a808140,ffff80003a808128) at uvm_fault_lower_io+0x2d1 sys/uvm/uvm_fault.c:1651 uvm_fault_lower(ffff80003a8082c0,ffff80003a8082f8,ffff80003a808240) at uvm_fault_lower+0x2bb sys/uvm/uvm_fault.c:1418 uvm_fault(fffffd806c0115c8,200000000000,0,2) at uvm_fault+0x278 sys/uvm/uvm_fault.c:-1 upageflttrap(ffff80003a808450,200000000f00) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188 usertrap(ffff80003a808450) at usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x749c626cd8c0, count: -13 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80003a807df0 rbx 0xffff8000299eedcf rdx 0 rcx 0xffff8000fffebc50 rax 0xffff8000299edff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xc3cc464f6a064786 r11 0x4784696fbefb3ff5 r12 0xffff8000299eebd0 r13 0 r14 0 r15 0x1 rip 0xffffffff812dbfb5 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80003a807de0 ss 0 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=110366 pid=23384 tcnt=4 stat=onproc flags process=10 proc=0 runpri=73, usrpri=73, slppri=36, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000fffeb9c0,0xffff8000fffeb740 process=0xffff8000fffe52c0 user=0xffff80003a803000, vmspace=0xfffffd806c0115c8 estcpu=23, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND *23384 110366 93912 32767 7 0x10 syz-executor 23384 177161 93912 32767 3 0x4000010 uobjlk syz-executor 23384 348466 93912 32767 3 0x4000010 biowait syz-executor 23384 450467 93912 32767 3 0x4000010 fltagain2 syz-executor 87872 215794 9582 32767 2 0x10 syz-executor 87872 137428 9582 32767 3 0x4000090 sbwait syz-executor 87872 382954 9582 32767 3 0x4000010 sbufrcv syz-executor 55561 127678 0 0 3 0x14200 bored sosplice 5827 52092 57943 0 3 0x82 sbwait sshd-session 9582 174650 37415 32767 3 0x90 nanoslp syz-executor 93912 29769 74931 32767 3 0x90 nanoslp syz-executor 28074 189607 3542 32767 3 0x90 piperd syz-executor 34679 143265 74584 32767 3 0x90 piperd syz-executor 11901 483036 42194 32767 3 0x90 piperd syz-executor 78636 86222 56311 32767 3 0x90 piperd syz-executor 35994 261694 86581 32767 7 0x10 syz-executor 42194 474507 69237 0 3 0x82 wait syz-executor 3542 456157 69237 0 3 0x82 wait syz-executor 74584 103491 69237 0 3 0x82 wait syz-executor 74931 140259 69237 0 3 0x82 wait syz-executor 86581 502143 69237 0 3 0x82 wait syz-executor 37415 172089 69237 0 3 0x82 wait syz-executor 56311 412945 69237 0 3 0x82 wait syz-executor 69237 81246 92362 0 3 0x82 nanoslp syz-executor 92362 74831 48914 0 3 0x10008a sigsusp ksh 48914 397046 39789 0 3 0x98 kqread sshd-session 39789 283700 57943 0 3 0x92 kqread sshd-session 49298 516529 1 0 3 0x100083 ttyin getty 57943 507255 1 0 3 0x88 kqread sshd 37316 453231 64570 73 3 0x1100090 kqread syslogd 64570 123653 1 0 3 0x100082 sbwait syslogd 92723 378709 1 0 3 0x100080 kqread resolvd 4358 299363 85502 77 3 0x100092 kqread dhcpleased 13238 272672 85502 77 3 0x100092 kqread dhcpleased 85502 381910 1 0 3 0x80 kqread dhcpleased 66087 162155 0 0 3 0x14200 bored smr 50317 112539 0 0 2 0x14200 zerothread 89202 447202 0 0 3 0x14200 aiodoned aiodoned 26298 501556 0 0 3 0x14200 syncer update 36447 203491 0 0 3 0x14200 cleaner cleaner 49542 76176 0 0 3 0x14200 reaper reaper 63724 206689 0 0 3 0x14200 pgdaemon pagedaemon 67454 223974 0 0 3 0x14200 bored viomb 40479 105806 0 0 3 0x40014200 acpi0 acpi0 72169 81097 0 0 3 0x40014200 idle1 61143 88826 0 0 3 0x14200 bored softnet3 95457 504069 0 0 3 0x14200 bored softnet2 12607 128153 0 0 3 0x14200 bored softnet1 75626 51919 0 0 3 0x14200 bored softnet0 14769 275214 0 0 3 0x14200 bored systqmp 31614 361061 0 0 3 0x14200 bored systq 95730 285905 0 0 3 0x14200 tmoslp softclockmp 22727 238263 0 0 3 0x40014200 tmoslp softclock 60484 127493 0 0 3 0x40014200 idle0 1 254805 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks CPU 1: exclusive mutex &uvm.pageqlock r = 0 (0xffffffff83a0e2a0) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 mtx_enter_try+0x178 sys/kern/kern_lock.c:-1 #2 mtx_enter+0x60 sys/kern/kern_lock.c:239 #3 uvn_get+0x679 sys/uvm/uvm_vnode.c:1117 #4 uvm_fault_lower_io+0x2d1 sys/uvm/uvm_fault.c:1651 #5 uvm_fault_lower+0x2bb sys/uvm/uvm_fault.c:1418 #6 uvm_fault+0x278 sys/uvm/uvm_fault.c:-1 #7 upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188 #8 usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436 #9 recall_trap+0x8 Process 23384 (syz-executor) thread 0xffff8000fffebc50 (110366) exclusive rwlock uobjlk r = 0 (0xfffffd806103f768) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 uvn_io+0x667 sys/uvm/uvm_vnode.c:1297 #3 uvn_get+0x31d sys/uvm/uvm_vnode.c:1102 #4 uvm_fault_lower_io+0x2d1 sys/uvm/uvm_fault.c:1651 #5 uvm_fault_lower+0x2bb sys/uvm/uvm_fault.c:1418 #6 uvm_fault+0x278 sys/uvm/uvm_fault.c:-1 #7 upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188 #8 usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436 #9 recall_trap+0x8 exclusive mutex &uvm.pageqlock r = 0 (0xffffffff83a0e2a0) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 mtx_enter_try+0x178 sys/kern/kern_lock.c:-1 #2 mtx_enter+0x60 sys/kern/kern_lock.c:239 #3 uvn_get+0x679 sys/uvm/uvm_vnode.c:1117 #4 uvm_fault_lower_io+0x2d1 sys/uvm/uvm_fault.c:1651 #5 uvm_fault_lower+0x2bb sys/uvm/uvm_fault.c:1418 #6 uvm_fault+0x278 sys/uvm/uvm_fault.c:-1 #7 upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188 #8 usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436 #9 recall_trap+0x8 Process 23384 (syz-executor) thread 0xffff8000fffeaf80 (348466) exclusive rrwlock inode r = 0 (0xfffffd806c452c18) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:616 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 sys_ftruncate+0x1c4 sys/kern/vfs_syscalls.c:2912 #6 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 Process 23384 (syz-executor) thread 0xffff8000fffeaa60 (450467) exclusive rwlock fdlock r = 0 (0xffff80003ac14690) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 sys_socketpair+0x2f5 sys/kern/uipc_syscalls.c:-1 #3 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #3 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #4 Xsyscall+0x128 Process 87872 (syz-executor) thread 0xffff8000fffea540 (137428) exclusive rwlock sbufrcv r = 0 (0xffff80000149dd70) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 sblock+0xb7 sys/kern/uipc_socket2.c:536 #3 soreceive+0x28e sys/kern/uipc_socket.c:881 #4 recvit+0x40a sys/kern/uipc_syscalls.c:1072 #5 sys_recvmmsg+0x3d3 sys/kern/uipc_syscalls.c:963 #6 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 Process 35994 (syz-executor) thread 0xffff8000ffff02a8 (261694) exclusive rrwlock inode r = 0 (0xfffffd806e1911d0) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:616 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 ufs_ihashins+0x4f ufs_ihash sys/ufs/ufs/ufs_ihash.c:-1 [inline] #4 ufs_ihashins+0x4f sys/ufs/ufs/ufs_ihash.c:159 #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_mkdir+0x113 sys/ufs/ufs/ufs_vnops.c:1112 #8 VOP_MKDIR+0x102 sys/kern/vfs_vops.c:394 #9 domkdirat+0x179 sys/kern/vfs_syscalls.c:3109 #10 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #10 syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806c7031f0) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:616 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #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:3094 #8 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10185 10952K 10965K 166960K 11265 0 pcb 17 12K 12K 166960K 17 0 rtable 214 6K 6K 166960K 354 0 pf 29 16K 16K 166960K 31 0 ifaddr 38 6K 7K 166960K 44 0 ifgroup 46 2K 2K 166960K 50 0 sysctl 3 1K 1K 166960K 3 0 counters 62 36K 36K 166960K 64 0 ioctlops 0 0K 2K 166960K 32 0 iov 1 4K 16K 166960K 19 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1334 84K 84K 166960K 1513 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 11 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 28 0 dirhash 12 2K 2K 166960K 18 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 18 65K 125K 166960K 431 0 sigio 0 0K 0K 166960K 9 0 proc 58 79K 115K 166960K 481 0 subproc 63 3K 4K 166960K 216 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 49 0 in_multi 88 6K 7K 166960K 112 0 ether_multi 1 0K 0K 166960K 2 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 85 387K 387K 166960K 85 0 exec 0 0K 1K 166960K 374 0 fusefs mount 1 32K 32K 166960K 1 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 211 152K 175K 166960K 5078 0 UVM aobj 20 2K 2K 166960K 21 0 pinsyscall 41 82K 112K 166960K 1428 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 21 0 NDP 10 0K 2K 166960K 27 0 temp 40 8684K 8750K 166960K 4887 0 kqueue 13 20K 28K 166960K 84 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 26 0 0 1 0 1 1 0 8 0 rtpcb 120 64 0 60 1 0 1 1 0 8 0 rtentry 176 113 0 13 6 0 6 6 0 8 0 unpcb 144 175 0 154 2 1 1 2 0 8 0 syncache 336 5 0 4 1 0 1 1 0 8 0 tcpcb 808 101 0 94 2 0 2 2 0 8 1 arp 128 19 0 2 1 0 1 1 0 8 0 ipq 40 2 0 0 1 0 1 1 0 8 0 ipqe 40 2 0 0 1 0 1 1 0 8 0 inpcb 384 348 0 337 9 4 5 9 0 8 3 nd6 144 25 0 4 1 0 1 1 0 8 0 kcovpl 48 24 0 17 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 463 0 54 29 1 28 29 0 8 0 art_table 32 464 0 54 4 0 4 4 0 8 0 art_node 16 112 0 21 1 0 1 1 0 8 0 sysvmsgpl 40 6 0 4 1 0 1 1 0 8 0 semapl 112 24 0 14 1 0 1 1 0 8 0 shmpl 112 18 0 1 1 0 1 1 0 8 0 dirhash 1024 21 0 4 3 0 3 3 0 8 0 dino2pl 256 1898 0 375 96 0 96 96 0 8 0 ffsino 288 1898 0 375 109 0 109 109 0 8 0 nchpl 144 2395 0 708 63 0 63 63 0 8 0 uvmvnodes 80 2123 0 0 44 0 44 44 0 8 0 vnodes 216 2123 0 0 118 0 118 118 0 8 0 namei 1024 7342 0 7341 1 0 1 1 0 8 0 percpumem 16 47 0 1 1 0 1 1 0 8 0 kstatmem 264 22 0 2 2 0 2 2 0 8 0 scxspl 216 7803 0 7801 3 2 1 2 1 8 0 plimitpl 152 198 0 176 2 0 2 2 0 8 1 sigapl 424 671 0 621 8 0 8 8 0 8 0 futexpl 64 3309 0 3309 1 0 1 1 0 8 1 knotepl 120 347 0 0 11 0 11 11 0 8 0 kqueuepl 224 118 0 109 2 1 1 2 0 8 0 pipepl 336 173 0 146 3 0 3 3 0 8 0 fdescpl 520 652 0 621 4 0 4 4 0 8 0 filepl 160 2948 0 2743 13 3 10 13 0 8 1 lockfpl 104 53 0 49 1 0 1 1 0 8 0 lockfspl 48 26 0 22 1 0 1 1 0 8 0 sessionpl 144 38 0 22 1 0 1 1 0 8 0 pgrppl 48 63 0 40 1 0 1 1 0 8 0 ucredpl 104 339 0 321 1 0 1 1 0 8 0 zombiepl 144 621 0 621 1 0 1 1 0 8 1 processpl 1192 671 0 621 5 0 5 5 0 8 0 procpl 656 1074 0 1019 7 1 6 7 0 8 0 sosppl 168 3 0 3 1 1 0 1 0 8 0 sockpl 728 594 0 558 10 3 7 10 0 8 3 mcl64k 65536 6 0 0 1 0 1 1 0 8 0 mcl16k 16384 2 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 2 0 0 1 0 1 1 0 8 0 mcl4k 4096 113 0 0 15 0 15 15 0 8 0 mcl2k 2048 29 0 0 4 0 4 4 0 8 0 mtagpl 96 1 0 0 1 0 1 1 0 8 0 mbufpl 256 297 0 0 19 0 19 19 0 8 0 bufpl 280 2734 0 116 187 0 187 187 0 8 0 anonpl 32 8288 0 0 67 0 67 67 0 246 0 amapchunkpl 152 16608 0 16195 32 7 25 32 0 158 6 amappl16 200 2927 0 2907 15 5 10 14 0 8 7 amappl15 192 7 0 7 1 1 0 1 0 8 0 amappl14 184 171 0 160 1 0 1 1 0 8 0 amappl13 176 5 0 5 1 1 0 1 0 8 0 amappl12 168 1250 0 1219 2 0 2 2 0 8 0 amappl11 160 49 0 39 1 0 1 1 0 8 0 amappl10 152 4 0 4 1 1 0 1 0 8 0 amappl9 144 253 0 253 1 1 0 1 0 8 0 amappl8 136 20 0 19 1 0 1 1 0 8 0 amappl7 128 99 0 88 1 0 1 1 0 8 0 amappl6 120 172 0 168 1 0 1 1 0 8 0 amappl5 112 135 0 128 1 0 1 1 0 8 0 amappl4 104 291 0 276 1 0 1 1 0 8 0 amappl3 96 2813 0 2715 4 0 4 4 0 8 0 amappl2 88 599 0 539 2 0 2 2 0 8 0 amappl1 80 8975 0 8338 16 0 16 16 0 8 0 amappl 88 4382 0 4242 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 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 20 0 1 1 0 1 1 0 8 0 uaddrrnd 24 652 0 621 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 652 0 621 1 0 1 1 0 8 0 vmmpekpl 168 7081 0 7035 3 0 3 3 0 8 0 vmmpepl 168 47825 0 45907 112 6 106 112 0 357 11 vmsppl 480 651 0 621 7 1 6 6 0 8 1 rwobjpl 72 17739 0 14711 57 0 57 57 0 8 1 pdppl 4096 1311 0 1242 125 48 77 97 0 8 8 pvpl 32 16907 0 0 138 1 137 137 0 265 0 pmappl 256 651 0 621 4 1 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 418 0 52 11 0 11 11 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff8384fff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394 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(ffffffff83929ac0) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83929ac0) at __mp_lock+0x192 sys/kern/kern_lock.c:144 intr_handler(ffff80002f3d3a20,ffff800000079f00) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:559 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __mp_lock(ffffffff83929ac0) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83929ac0) at __mp_lock+0x192 sys/kern/kern_lock.c:144 __mp_acquire_count(ffffffff83929ac0,1) at __mp_acquire_count+0x58 sys/kern/kern_lock.c:-1 mi_switch() at mi_switch+0x4b7 sys/kern/sched_bsd.c:441 sleep_finish(0,1) at sleep_finish+0x24f sys/kern/kern_synch.c:412 biowait(fffffd806c5b85b8) at biowait+0xc1 sys/kern/vfs_bio.c:1246 bwrite(fffffd806c5b85b8) at bwrite+0x2e5 sys/kern/vfs_bio.c:758 VOP_BWRITE(fffffd806c5b85b8) at VOP_BWRITE+0x60 sys/kern/vfs_vops.c:648 ufs_direnter(fffffd806d166468,fffffd806c0b4bd0,ffff80002f3d3dd0,ffff80002f3d40f0,fffffd806a2f1d50) at ufs_direnter+0x7d1 sys/ufs/ufs/ufs_lookup.c:833 end trace frame: 0xffff80002f3d3f50, count: 0 ddb{0}> trace x86_ipi_db(ffffffff8384fff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394 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(ffffffff83929ac0) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83929ac0) at __mp_lock+0x192 sys/kern/kern_lock.c:144 intr_handler(ffff80002f3d3a20,ffff800000079f00) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:559 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __mp_lock(ffffffff83929ac0) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83929ac0) at __mp_lock+0x192 sys/kern/kern_lock.c:144 __mp_acquire_count(ffffffff83929ac0,1) at __mp_acquire_count+0x58 sys/kern/kern_lock.c:-1 mi_switch() at mi_switch+0x4b7 sys/kern/sched_bsd.c:441 sleep_finish(0,1) at sleep_finish+0x24f sys/kern/kern_synch.c:412 biowait(fffffd806c5b85b8) at biowait+0xc1 sys/kern/vfs_bio.c:1246 bwrite(fffffd806c5b85b8) at bwrite+0x2e5 sys/kern/vfs_bio.c:758 VOP_BWRITE(fffffd806c5b85b8) at VOP_BWRITE+0x60 sys/kern/vfs_vops.c:648 ufs_direnter(fffffd806d166468,fffffd806c0b4bd0,ffff80002f3d3dd0,ffff80002f3d40f0,fffffd806a2f1d50) at ufs_direnter+0x7d1 sys/ufs/ufs/ufs_lookup.c:833 ufs_mkdir(ffff80002f3d3f60) at ufs_mkdir+0x60f sys/ufs/ufs/ufs_vnops.c:1179 VOP_MKDIR(fffffd806d166468,ffff80002f3d40c0,ffff80002f3d40f0,ffff80002f3d3ff0) at VOP_MKDIR+0x102 sys/kern/vfs_vops.c:394 domkdirat(ffff8000ffff02a8,ffffff9c,7d7820437750,1ff) at domkdirat+0x179 sys/kern/vfs_syscalls.c:3109 syscall(ffff80002f3d4270) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002f3d4270) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7d78204377f0, count: -19 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x25: addq $0x8,%rsp db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff833e1a91) at panic+0x1e5 sys/kern/subr_prf.c:198 mtx_enter_try(ffffffff83a0e290) at mtx_enter_try+0x1bf sys/kern/kern_lock.c:271 mtx_enter(ffffffff83a0e290) at mtx_enter+0x60 sys/kern/kern_lock.c:239 uvm_pageclean(fffffd8008591408) at uvm_pageclean+0x290 uvm_pagedequeue sys/uvm/uvm_page.c:-1 [inline] uvm_pageclean(fffffd8008591408) at uvm_pageclean+0x290 sys/uvm/uvm_page.c:980 uvm_pagefree(fffffd8008591408) at uvm_pagefree+0x26 sys/uvm/uvm_page.c:1020 uvn_get(fffffd806bf325d8,0,ffff80003a8080a8,ffff80003a80808c,0,2,2cca74a0e7b16b1b,2) at uvn_get+0x68b sys/uvm/uvm_vnode.c:1118 uvm_fault_lower_io(ffff80003a8082c0,ffff80003a8082f8,ffff80003a808140,ffff80003a808128) at uvm_fault_lower_io+0x2d1 sys/uvm/uvm_fault.c:1651 uvm_fault_lower(ffff80003a8082c0,ffff80003a8082f8,ffff80003a808240) at uvm_fault_lower+0x2bb sys/uvm/uvm_fault.c:1418 uvm_fault(fffffd806c0115c8,200000000000,0,2) at uvm_fault+0x278 sys/uvm/uvm_fault.c:-1 upageflttrap(ffff80003a808450,200000000f00) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188 usertrap(ffff80003a808450) at usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x749c626cd8c0, count: 2 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff833e1a91) at panic+0x1e5 sys/kern/subr_prf.c:198 mtx_enter_try(ffffffff83a0e290) at mtx_enter_try+0x1bf sys/kern/kern_lock.c:271 mtx_enter(ffffffff83a0e290) at mtx_enter+0x60 sys/kern/kern_lock.c:239 uvm_pageclean(fffffd8008591408) at uvm_pageclean+0x290 uvm_pagedequeue sys/uvm/uvm_page.c:-1 [inline] uvm_pageclean(fffffd8008591408) at uvm_pageclean+0x290 sys/uvm/uvm_page.c:980 uvm_pagefree(fffffd8008591408) at uvm_pagefree+0x26 sys/uvm/uvm_page.c:1020 uvn_get(fffffd806bf325d8,0,ffff80003a8080a8,ffff80003a80808c,0,2,2cca74a0e7b16b1b,2) at uvn_get+0x68b sys/uvm/uvm_vnode.c:1118 uvm_fault_lower_io(ffff80003a8082c0,ffff80003a8082f8,ffff80003a808140,ffff80003a808128) at uvm_fault_lower_io+0x2d1 sys/uvm/uvm_fault.c:1651 uvm_fault_lower(ffff80003a8082c0,ffff80003a8082f8,ffff80003a808240) at uvm_fault_lower+0x2bb sys/uvm/uvm_fault.c:1418 uvm_fault(fffffd806c0115c8,200000000000,0,2) at uvm_fault+0x278 sys/uvm/uvm_fault.c:-1 upageflttrap(ffff80003a808450,200000000f00) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188 usertrap(ffff80003a808450) at usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x749c626cd8c0, count: -13