panic: mtx 0xffffffff839035d0: locking against myself Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *132501 94496 0 0 0 1 syz-executor 200471 82752 0 0x14000 0x200 0 softnet0 db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff833ec655) at panic+0x1e5 sys/kern/subr_prf.c:198 mtx_enter_try(ffffffff839035d0) at mtx_enter_try+0x1bf sys/kern/kern_lock.c:271 mtx_enter(ffffffff839035d0) at mtx_enter+0x60 sys/kern/kern_lock.c:239 uvm_pageclean(fffffd800811da28) at uvm_pageclean+0x290 uvm_pagedequeue sys/uvm/uvm_page.c:-1 [inline] uvm_pageclean(fffffd800811da28) at uvm_pageclean+0x290 sys/uvm/uvm_page.c:980 uvm_pagefree(fffffd800811da28) at uvm_pagefree+0x26 sys/uvm/uvm_page.c:1020 uvn_get(fffffd805fa6cdc8,0,ffff80003c411ee8,ffff80003c411ecc,0,2,c51979f98aa2d6b2,2) at uvn_get+0x68b sys/uvm/uvm_vnode.c:1118 uvm_fault_lower_io(ffff80003c412100,ffff80003c412138,ffff80003c411f80,ffff80003c411f68) at uvm_fault_lower_io+0x2d1 sys/uvm/uvm_fault.c:1652 uvm_fault_lower(ffff80003c412100,ffff80003c412138,ffff80003c412080) at uvm_fault_lower+0x2bb sys/uvm/uvm_fault.c:1419 uvm_fault(fffffd806be593e0,200000000000,0,2) at uvm_fault+0x278 sys/uvm/uvm_fault.c:-1 upageflttrap(ffff80003c412290,200000000140) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188 usertrap(ffff80003c412290) at usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x714b9d33b6c0, 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 0xffffffff839035d0: locking against myself ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff833ec655) at panic+0x1e5 sys/kern/subr_prf.c:198 mtx_enter_try(ffffffff839035d0) at mtx_enter_try+0x1bf sys/kern/kern_lock.c:271 mtx_enter(ffffffff839035d0) at mtx_enter+0x60 sys/kern/kern_lock.c:239 uvm_pageclean(fffffd800811da28) at uvm_pageclean+0x290 uvm_pagedequeue sys/uvm/uvm_page.c:-1 [inline] uvm_pageclean(fffffd800811da28) at uvm_pageclean+0x290 sys/uvm/uvm_page.c:980 uvm_pagefree(fffffd800811da28) at uvm_pagefree+0x26 sys/uvm/uvm_page.c:1020 uvn_get(fffffd805fa6cdc8,0,ffff80003c411ee8,ffff80003c411ecc,0,2,c51979f98aa2d6b2,2) at uvn_get+0x68b sys/uvm/uvm_vnode.c:1118 uvm_fault_lower_io(ffff80003c412100,ffff80003c412138,ffff80003c411f80,ffff80003c411f68) at uvm_fault_lower_io+0x2d1 sys/uvm/uvm_fault.c:1652 uvm_fault_lower(ffff80003c412100,ffff80003c412138,ffff80003c412080) at uvm_fault_lower+0x2bb sys/uvm/uvm_fault.c:1419 uvm_fault(fffffd806be593e0,200000000000,0,2) at uvm_fault+0x278 sys/uvm/uvm_fault.c:-1 upageflttrap(ffff80003c412290,200000000140) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188 usertrap(ffff80003c412290) at usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x714b9d33b6c0, count: -13 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80003c411c30 rbx 0xffff8000299dedcf rdx 0 rcx 0xffff80003c4482c0 rax 0xffff8000299ddff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xfeec27e941e25f07 r11 0x20aa2c36c48f595f r12 0xffff8000299debd0 r13 0 r14 0 r15 0x1 rip 0xffffffff816d2c05 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80003c411c20 ss 0 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=132501 pid=94496 tcnt=3 stat=onproc flags process=0 proc=0 runpri=36, usrpri=50, slppri=36, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80003c448f90,0xffff80003c449750 process=0xffff8000fffedc68 user=0xffff80003c40d000, vmspace=0xfffffd806be593e0 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND *94496 132501 68200 0 7 0 syz-executor 94496 253655 68200 0 3 0x4000080 fsleep syz-executor 94496 370835 68200 0 3 0x4000000 getblk syz-executor 80838 15200 71312 0 3 0x80 nanoslp syz-executor 80838 445466 71312 0 3 0x4000080 kqsel syz-executor 80838 268342 71312 0 3 0x4000080 fsleep syz-executor 80838 147360 71312 0 3 0x4000080 fsleep syz-executor 36431 125460 63659 0 3 0x80 nanoslp syz-executor 36431 415828 63659 0 3 0x4000080 netacc syz-executor 36431 494491 63659 0 3 0x4000080 fsleep syz-executor 27300 455687 31143 0 3 0x80 nanoslp syz-executor 27300 176058 31143 0 3 0x4000080 ttyin syz-executor 27300 215902 31143 0 3 0x4000000 inode syz-executor 27300 217220 31143 0 3 0x4000080 fsleep syz-executor 82557 505872 0 0 3 0x14200 bored sosplice 98643 311382 87949 0 3 0x100082 sbwait arp 87949 471950 53727 0 3 0x10008a sigsusp sh 31143 102893 10718 0 3 0x82 nanoslp syz-executor 65648 193451 10718 0 3 0x2 biowait syz-executor 68200 322354 10718 0 3 0x82 nanoslp syz-executor 71312 216060 10718 0 3 0x82 nanoslp syz-executor 21690 264342 10718 0 3 0x2 biowait syz-executor 53727 320279 10718 0 3 0x82 wait syz-executor 49369 352018 10718 0 3 0x82 nanoslp syz-executor 63659 396319 10718 0 3 0x82 nanoslp syz-executor 10718 275809 72903 0 3 0x82 kqread syz-executor 72903 389683 14625 0 3 0x10008a sigsusp ksh 14625 328080 25113 0 3 0x98 kqread sshd-session 25113 494037 39032 0 3 0x92 kqread sshd-session 59812 118979 1 0 3 0x100083 ttyin getty 39032 445542 1 0 3 0x88 kqread sshd 96011 358344 16174 74 3 0x1100092 bpf pflogd 16174 18208 1 0 3 0x80 sbwait pflogd 6771 162389 60578 73 3 0x1100090 kqread syslogd 60578 185984 1 0 3 0x100082 sbwait syslogd 20482 182322 1 0 3 0x100080 kqread resolvd 86928 226770 17089 77 3 0x100092 kqread dhcpleased 48827 380550 17089 77 3 0x100092 kqread dhcpleased 17089 41785 1 0 3 0x80 kqread dhcpleased 51008 292296 0 0 3 0x14200 bored smr 98366 322065 0 0 3 0x14200 pgzero zerothread 85468 150172 0 0 3 0x14200 aiodoned aiodoned 49320 317363 0 0 3 0x14200 syncer update 86335 191954 0 0 3 0x14200 cleaner cleaner 52048 381138 0 0 3 0x14200 reaper reaper 15736 371470 0 0 3 0x14200 pgdaemon pagedaemon 38615 211107 0 0 3 0x14200 bored viomb 17400 331536 0 0 3 0x40014200 acpi0 acpi0 82636 358218 0 0 3 0x40014200 idle1 91260 5833 0 0 3 0x14200 bored softnet3 33909 345744 0 0 3 0x14200 bored softnet2 70569 349718 0 0 3 0x14200 bored softnet1 82752 200471 0 0 7 0x14200 softnet0 14389 14286 0 0 3 0x14200 bored systqmp 58233 75980 0 0 3 0x14200 bored systq 50661 69001 0 0 3 0x14200 tmoslp softclockmp 16878 204332 0 0 3 0x40014200 tmoslp softclock 76481 377064 0 0 3 0x40014200 idle0 1 356829 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 (0xffffffff839035e0) #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:1652 #5 uvm_fault_lower+0x2bb sys/uvm/uvm_fault.c:1419 #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 94496 (syz-executor) thread 0xffff80003c4482c0 (132501) exclusive rwlock uobjlk r = 0 (0xfffffd8061cfb2f0) #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:1652 #5 uvm_fault_lower+0x2bb sys/uvm/uvm_fault.c:1419 #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 (0xffffffff839035e0) #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:1652 #5 uvm_fault_lower+0x2bb sys/uvm/uvm_fault.c:1419 #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 94496 (syz-executor) thread 0xffff80003c449c60 (370835) exclusive rrwlock inode r = 0 (0xfffffd806390e640) #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:527 #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:579 #7 Xsyscall+0x128 Process 27300 (syz-executor) thread 0xffff8000ffff07d8 (176058) exclusive rrwlock inode r = 0 (0xfffffd806390ebe0) #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:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 spec_open+0x305 sys/kern/spec_vnops.c:151 #6 VOP_OPEN+0x8b sys/kern/vfs_vops.c:138 #7 vn_open+0x708 sys/kern/vfs_vnops.c:177 #8 vndioctl+0xcb1 sys/dev/vnd.c:457 #9 VOP_IOCTL+0xac sys/kern/vfs_vops.c:264 #10 vn_ioctl+0xf8 sys/kern/vfs_vnops.c:531 #11 sys_ioctl+0x5c3 sys/kern/sys_generic.c:-1 #12 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #12 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:579 #13 Xsyscall+0x128 Process 27300 (syz-executor) thread 0xffff8000ffff0f88 (215902) exclusive rrwlock inode r = 0 (0xfffffd806390ed00) #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:527 #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 vn_open+0x13f sys/kern/vfs_vnops.c:140 #8 doopenat+0x32e sys/kern/vfs_syscalls.c:1137 #9 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #9 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:579 #10 Xsyscall+0x128 Process 65648 (syz-executor) thread 0xffff80002a2a4540 (193451) exclusive rrwlock inode r = 0 (0xfffffd806390e1c0) #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:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vget+0x2bd sys/kern/vfs_subr.c:693 #6 ufs_ihashget+0x185 sys/ufs/ufs/ufs_ihash.c:98 #7 ffs_vget+0x8c sys/ufs/ffs/ffs_vfsops.c:1201 #8 ufs_lookup+0x19f8 sys/ufs/ufs/ufs_lookup.c:478 #9 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x8fa sys/kern/vfs_lookup.c:566 #11 namei+0x7aa sys/kern/vfs_lookup.c:250 #12 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1864 #13 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #13 syscall+0xb08 sys/arch/amd64/amd64/trap.c:579 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806c1a1e58) #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:527 #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 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1864 #8 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb08 sys/arch/amd64/amd64/trap.c:579 #9 Xsyscall+0x128 Process 21690 (syz-executor) thread 0xffff80002a2a47d0 (264342) exclusive rrwlock inode r = 0 (0xfffffd806390e520) #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:527 #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:579 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806c1a1318) #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:527 #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:579 #9 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10191 11031K 11096K 166960K 11302 0 pcb 18 12K 12K 166960K 26 0 rtable 199 6K 6K 166960K 339 0 pf 37 18K 18K 166960K 51 0 ifaddr 39 6K 7K 166960K 45 0 ifgroup 59 2K 2K 166960K 64 0 sysctl 1 1K 1K 166960K 1 0 counters 66 36K 36K 166960K 68 0 ioctlops 0 0K 4K 166960K 1493 0 iov 0 0K 1K 166960K 4 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1399 88K 88K 166960K 1452 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 5 0 VM map 2 1K 1K 166960K 2 0 sem 6 0K 0K 166960K 6 0 dirhash 12 2K 2K 166960K 12 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 17 61K 89K 166960K 181 0 sigio 0 0K 0K 166960K 4 0 proc 72 91K 140K 166960K 531 0 subproc 72 4K 4K 166960K 72 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 9 0 in_multi 78 5K 6K 166960K 89 0 ether_multi 1 0K 0K 166960K 2 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 37 175K 175K 166960K 37 0 exec 0 0K 1K 166960K 371 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 246 160K 169K 166960K 3431 0 UVM aobj 4 2K 2K 166960K 4 0 pinsyscall 43 86K 106K 166960K 1260 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 2 0 NDP 13 0K 1K 166960K 28 0 temp 38 8651K 8715K 166960K 4191 0 kqueue 13 20K 22K 166960K 31 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 34 0 30 1 0 1 1 0 8 0 rtentry 176 103 0 12 5 0 5 5 0 8 0 unpcb 144 60 0 42 1 0 1 1 0 8 0 syncache 336 3 0 3 1 0 1 1 0 8 1 tcpcb 808 18 0 12 1 0 1 1 0 8 0 arp 128 17 0 2 1 0 1 1 0 8 0 inpcb 384 98 0 88 2 0 2 2 0 8 0 nd6 144 21 0 3 1 0 1 1 0 8 0 pkpcb 40 1 0 1 1 0 1 1 0 8 1 kcovpl 48 8 0 0 1 0 1 1 0 8 0 pfstscr 40 2 0 2 1 0 1 1 0 8 1 pfosfp 40 1428 0 1005 5 0 5 5 0 8 0 pfosfpen 112 1428 0 714 21 0 21 21 0 8 0 pfstitem 24 20 0 0 1 0 1 1 0 8 0 pfstkey 128 24 0 4 1 0 1 1 0 8 0 pfstate 384 22 0 2 3 0 3 3 0 8 1 pfrule 1344 21 0 16 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 411 0 44 26 0 26 26 0 8 0 art_table 32 412 0 44 4 0 4 4 0 8 0 art_node 16 102 0 19 1 0 1 1 0 8 0 sysvmsgpl 40 1 0 0 1 0 1 1 0 8 0 semupl 112 1 0 1 1 0 1 1 0 8 1 semapl 112 4 0 0 1 0 1 1 0 8 0 shmpl 112 1 0 0 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1653 0 145 95 0 95 95 0 8 0 ffsino 288 1653 0 145 109 0 109 109 0 8 0 nchpl 144 1922 0 235 63 0 63 63 0 8 0 uvmvnodes 80 1818 0 0 38 0 38 38 0 8 0 vnodes 216 1818 0 0 101 0 101 101 0 8 0 namei 1024 5953 0 5951 2 0 2 2 0 8 1 percpumem 16 49 0 1 1 0 1 1 0 8 0 kstatmem 264 28 0 2 2 0 2 2 0 8 0 scsiplug 72 1 0 1 1 0 1 1 0 8 1 scxspl 216 6080 0 6077 3 2 1 2 1 8 0 plimitpl 152 30 0 13 1 0 1 1 0 8 0 sigapl 424 483 0 433 8 1 7 7 0 8 0 knotepl 120 311 0 0 10 0 10 10 0 8 0 kqueuepl 224 38 0 27 1 0 1 1 0 8 0 pipepl 336 112 0 85 3 0 3 3 0 8 0 fdescpl 520 464 0 433 3 0 3 3 0 8 0 filepl 160 1812 0 1589 12 0 12 12 0 8 2 lockfpl 104 25 0 22 1 0 1 1 0 8 0 lockfspl 48 11 0 8 1 0 1 1 0 8 0 sessionpl 144 22 0 13 1 0 1 1 0 8 0 pgrppl 48 30 0 13 1 0 1 1 0 8 0 ucredpl 104 125 0 111 1 0 1 1 0 8 0 zombiepl 144 434 0 433 1 0 1 1 0 8 0 processpl 1208 483 0 433 5 0 5 5 0 8 0 procpl 656 573 0 513 7 1 6 6 0 8 0 srpgc 96 2 0 2 1 0 1 1 0 8 1 sockpl 728 196 0 164 4 0 4 4 0 8 0 mcl64k 65536 5 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 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 109 0 0 14 0 14 14 0 8 0 mcl2k 2048 25 0 0 4 0 4 4 0 8 0 mtagpl 96 4 0 0 1 0 1 1 0 8 0 mbufpl 256 206 0 0 13 0 13 13 0 8 0 bufpl 280 2402 0 123 163 0 163 163 0 8 0 anonpl 32 5678 0 0 46 0 46 46 0 246 0 amapchunkpl 152 10022 0 9535 26 0 26 26 0 158 5 amappl16 200 1783 0 1761 5 2 3 5 0 8 1 amappl15 192 5 0 5 1 1 0 1 0 8 0 amappl14 184 112 0 99 1 0 1 1 0 8 0 amappl13 176 5 0 5 1 1 0 1 0 8 0 amappl12 168 1099 0 1067 3 1 2 2 0 8 0 amappl11 160 53 0 39 1 0 1 1 0 8 0 amappl10 152 6 0 6 1 1 0 1 0 8 0 amappl9 144 252 0 251 1 0 1 1 0 8 0 amappl8 136 24 0 22 1 0 1 1 0 8 0 amappl7 128 106 0 93 1 0 1 1 0 8 0 amappl6 120 184 0 180 1 0 1 1 0 8 0 amappl5 112 132 0 123 1 0 1 1 0 8 0 amappl4 104 306 0 287 1 0 1 1 0 8 0 amappl3 96 1563 0 1450 4 0 4 4 0 8 0 amappl2 88 622 0 560 2 0 2 2 0 8 0 amappl1 80 8272 0 7646 15 0 15 15 0 8 0 amappl 88 2749 0 2582 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 128 254 0 254 2 1 1 1 0 8 1 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 3 0 0 1 0 1 1 0 8 0 uaddrrnd 24 464 0 433 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 464 0 433 1 0 1 1 0 8 0 vmmpekpl 168 5474 0 5439 2 0 2 2 0 8 0 vmmpepl 168 35937 0 33975 91 0 91 91 0 357 1 vmsppl 480 463 0 433 5 0 5 5 0 8 0 rwobjpl 72 14496 0 11712 51 0 51 51 0 8 0 pdppl 4096 935 0 866 101 28 73 83 0 8 4 pvpl 32 13552 0 0 110 0 110 110 0 265 0 pmappl 256 463 0 433 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 382 0 30 11 0 11 11 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff83846ff0) 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(ffffffff83a19340) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83a19340) at __mp_lock+0x192 sys/kern/kern_lock.c:144 intr_handler(ffff80002a210060,ffff800000079f00) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:559 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f refcnt_take(2) at refcnt_take+0xb sys/kern/kern_synch.c:956 ip_input_if(ffff80002a2103d0,ffff80002a2103dc,0,0,ffff800000039058,ffffffff838e6698) at ip_input_if+0x173 sys/netinet/ip_input.c:474 ipv4_input(ffff800000039058,fffffd8065a49900,ffffffff838e6698) at ipv4_input+0x5a sys/netinet/ip_input.c:344 ether_input(ffff800000039058,fffffd8065a49900,ffffffff838e6698) at ether_input+0x738 sys/net/if_ethersubr.c:-1 if_input_process(ffff800000039058,ffff80002a210538,0) at if_input_process+0x185 sys/net/if.c:1004 ifiq_process(ffff8000000394c0) at ifiq_process+0xcd sys/net/ifq.c:874 taskq_thread(ffff80000002c000) at taskq_thread+0x157 sys/kern/kern_task.c:446 end trace frame: 0x0, count: 2 ddb{0}> trace x86_ipi_db(ffffffff83846ff0) 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(ffffffff83a19340) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff83a19340) at __mp_lock+0x192 sys/kern/kern_lock.c:144 intr_handler(ffff80002a210060,ffff800000079f00) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:559 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f refcnt_take(2) at refcnt_take+0xb sys/kern/kern_synch.c:956 ip_input_if(ffff80002a2103d0,ffff80002a2103dc,0,0,ffff800000039058,ffffffff838e6698) at ip_input_if+0x173 sys/netinet/ip_input.c:474 ipv4_input(ffff800000039058,fffffd8065a49900,ffffffff838e6698) at ipv4_input+0x5a sys/netinet/ip_input.c:344 ether_input(ffff800000039058,fffffd8065a49900,ffffffff838e6698) at ether_input+0x738 sys/net/if_ethersubr.c:-1 if_input_process(ffff800000039058,ffff80002a210538,0) at if_input_process+0x185 sys/net/if.c:1004 ifiq_process(ffff8000000394c0) at ifiq_process+0xcd sys/net/ifq.c:874 taskq_thread(ffff80000002c000) at taskq_thread+0x157 sys/kern/kern_task.c:446 end trace frame: 0x0, count: -13 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(ffffffff833ec655) at panic+0x1e5 sys/kern/subr_prf.c:198 mtx_enter_try(ffffffff839035d0) at mtx_enter_try+0x1bf sys/kern/kern_lock.c:271 mtx_enter(ffffffff839035d0) at mtx_enter+0x60 sys/kern/kern_lock.c:239 uvm_pageclean(fffffd800811da28) at uvm_pageclean+0x290 uvm_pagedequeue sys/uvm/uvm_page.c:-1 [inline] uvm_pageclean(fffffd800811da28) at uvm_pageclean+0x290 sys/uvm/uvm_page.c:980 uvm_pagefree(fffffd800811da28) at uvm_pagefree+0x26 sys/uvm/uvm_page.c:1020 uvn_get(fffffd805fa6cdc8,0,ffff80003c411ee8,ffff80003c411ecc,0,2,c51979f98aa2d6b2,2) at uvn_get+0x68b sys/uvm/uvm_vnode.c:1118 uvm_fault_lower_io(ffff80003c412100,ffff80003c412138,ffff80003c411f80,ffff80003c411f68) at uvm_fault_lower_io+0x2d1 sys/uvm/uvm_fault.c:1652 uvm_fault_lower(ffff80003c412100,ffff80003c412138,ffff80003c412080) at uvm_fault_lower+0x2bb sys/uvm/uvm_fault.c:1419 uvm_fault(fffffd806be593e0,200000000000,0,2) at uvm_fault+0x278 sys/uvm/uvm_fault.c:-1 upageflttrap(ffff80003c412290,200000000140) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188 usertrap(ffff80003c412290) at usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x714b9d33b6c0, count: 2 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff833ec655) at panic+0x1e5 sys/kern/subr_prf.c:198 mtx_enter_try(ffffffff839035d0) at mtx_enter_try+0x1bf sys/kern/kern_lock.c:271 mtx_enter(ffffffff839035d0) at mtx_enter+0x60 sys/kern/kern_lock.c:239 uvm_pageclean(fffffd800811da28) at uvm_pageclean+0x290 uvm_pagedequeue sys/uvm/uvm_page.c:-1 [inline] uvm_pageclean(fffffd800811da28) at uvm_pageclean+0x290 sys/uvm/uvm_page.c:980 uvm_pagefree(fffffd800811da28) at uvm_pagefree+0x26 sys/uvm/uvm_page.c:1020 uvn_get(fffffd805fa6cdc8,0,ffff80003c411ee8,ffff80003c411ecc,0,2,c51979f98aa2d6b2,2) at uvn_get+0x68b sys/uvm/uvm_vnode.c:1118 uvm_fault_lower_io(ffff80003c412100,ffff80003c412138,ffff80003c411f80,ffff80003c411f68) at uvm_fault_lower_io+0x2d1 sys/uvm/uvm_fault.c:1652 uvm_fault_lower(ffff80003c412100,ffff80003c412138,ffff80003c412080) at uvm_fault_lower+0x2bb sys/uvm/uvm_fault.c:1419 uvm_fault(fffffd806be593e0,200000000000,0,2) at uvm_fault+0x278 sys/uvm/uvm_fault.c:-1 upageflttrap(ffff80003c412290,200000000140) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188 usertrap(ffff80003c412290) at usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x714b9d33b6c0, count: -13