panic: mtx 0xffffffff839c4b98: locking against myself Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *166023 36595 0 0 0 1 syz-executor 116767 36595 0 0 0x4000000 0 syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff833ee7ea) at panic+0x1e5 sys/kern/subr_prf.c:198 mtx_enter_try(ffffffff839c4b98) at mtx_enter_try+0x1da sys/kern/kern_lock.c:300 mtx_enter(ffffffff839c4b98) at mtx_enter+0x62 sys/kern/kern_lock.c:261 uvm_pageclean(fffffd8009292968) at uvm_pageclean+0x290 uvm_pagedequeue sys/uvm/uvm_page.c:-1 [inline] uvm_pageclean(fffffd8009292968) at uvm_pageclean+0x290 sys/uvm/uvm_page.c:980 uvm_pagefree(fffffd8009292968) at uvm_pagefree+0x26 sys/uvm/uvm_page.c:1020 uvn_get(fffffd80776b59b0,0,ffff800030feba68,ffff800030feba4c,0,2,ad3e7fafd5140bb2,2) at uvn_get+0x68b sys/uvm/uvm_vnode.c:1118 uvm_fault_lower_io(ffff800030febc80,ffff800030febcb8,ffff800030febb00,ffff800030febae8) at uvm_fault_lower_io+0x2d1 sys/uvm/uvm_fault.c:1652 uvm_fault_lower(ffff800030febc80,ffff800030febcb8,ffff800030febc00) at uvm_fault_lower+0x2bb sys/uvm/uvm_fault.c:1419 uvm_fault(fffffd806eef1008,200000000000,0,2) at uvm_fault+0x278 sys/uvm/uvm_fault.c:-1 upageflttrap(ffff800030febe10,200000000080) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 usertrap(ffff800030febe10) at usertrap+0x3e3 sys/arch/amd64/amd64/trap.c:599 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x7e7d6977c080, 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 0xffffffff839c4b98: locking against myself ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff833ee7ea) at panic+0x1e5 sys/kern/subr_prf.c:198 mtx_enter_try(ffffffff839c4b98) at mtx_enter_try+0x1da sys/kern/kern_lock.c:300 mtx_enter(ffffffff839c4b98) at mtx_enter+0x62 sys/kern/kern_lock.c:261 uvm_pageclean(fffffd8009292968) at uvm_pageclean+0x290 uvm_pagedequeue sys/uvm/uvm_page.c:-1 [inline] uvm_pageclean(fffffd8009292968) at uvm_pageclean+0x290 sys/uvm/uvm_page.c:980 uvm_pagefree(fffffd8009292968) at uvm_pagefree+0x26 sys/uvm/uvm_page.c:1020 uvn_get(fffffd80776b59b0,0,ffff800030feba68,ffff800030feba4c,0,2,ad3e7fafd5140bb2,2) at uvn_get+0x68b sys/uvm/uvm_vnode.c:1118 uvm_fault_lower_io(ffff800030febc80,ffff800030febcb8,ffff800030febb00,ffff800030febae8) at uvm_fault_lower_io+0x2d1 sys/uvm/uvm_fault.c:1652 uvm_fault_lower(ffff800030febc80,ffff800030febcb8,ffff800030febc00) at uvm_fault_lower+0x2bb sys/uvm/uvm_fault.c:1419 uvm_fault(fffffd806eef1008,200000000000,0,2) at uvm_fault+0x278 sys/uvm/uvm_fault.c:-1 upageflttrap(ffff800030febe10,200000000080) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 usertrap(ffff800030febe10) at usertrap+0x3e3 sys/arch/amd64/amd64/trap.c:599 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x7e7d6977c080, count: -13 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff800030feb7a0 rbx 0xffff8000299dedd7 rdx 0 rcx 0xffff80002a2967d0 rax 0xffff8000299ddff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x5c2efa751f6ed4ea r11 0x7c3200020bab8930 r12 0xffff8000299debd8 r13 0 r14 0 r15 0x1 rip 0xffffffff82ef9765 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff800030feb790 ss 0 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=166023 pid=36595 tcnt=4 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=0xffff80003c448f90,0xffff800036ff7758 process=0xffff80003c4ca210 user=0xffff800030fe6000, vmspace=0xfffffd806eef1008 estcpu=36, cpticks=1, pctcpu=0.0, user=1, sys=0, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND *36595 166023 34583 0 7 0 syz-executor 36595 116767 34583 0 7 0x4000000 syz-executor 36595 10380 34583 0 3 0x4000080 fsleep syz-executor 36595 359107 34583 0 2 0x4000000 syz-executor 81055 325152 59937 0 3 0x80 nanoslp syz-executor 81055 149547 59937 0 3 0x4000080 kqread syz-executor 81055 329858 59937 0 3 0x4000080 sbwait syz-executor 81055 363439 59937 0 3 0x4000080 fsleep syz-executor 64866 434040 81733 60929 3 0x90 nanoslp syz-executor 64866 43353 81733 60929 3 0x4000090 kqsel syz-executor 64866 102385 81733 60929 3 0x4000090 fsleep syz-executor 86083 2291 36618 0 3 0x80 nanoslp syz-executor 86083 438059 36618 0 3 0x4000080 piperd syz-executor 86083 200617 36618 0 3 0x4000080 fsleep syz-executor 34583 68742 28207 0 3 0x82 nanoslp syz-executor 84044 151515 81723 0 3 0x80 nanoslp syz-executor 84044 479336 81723 0 3 0x4000080 ttyin syz-executor 84044 204167 81723 0 3 0x4000080 fsleep syz-executor 84044 253643 81723 0 3 0x4000080 fsleep syz-executor 55349 312936 24884 0 4 0x82000 syz-executor 55349 509271 24884 0 3 0x4082000 biowait syz-executor 55349 39755 24884 0 4 0x4082000 syz-executor 55349 332662 24884 0 3 0x4002000 suspend syz-executor 64121 304205 67128 0 3 0x3000 suspend syz-executor 64121 443489 67128 0 3 0x4081000 biowait syz-executor 64121 185141 67128 0 3 0x4081000 inode syz-executor 64121 273844 67128 0 3 0x4081000 inode syz-executor 31182 470507 0 0 3 0x14280 nfsidl nfsio 6957 418891 0 0 3 0x14280 nfsidl nfsio 51062 270693 0 0 3 0x14280 nfsidl nfsio 52461 328673 0 0 3 0x14280 nfsidl nfsio 54336 255514 0 0 3 0x14280 nfsidl nfsio 93565 359376 0 0 3 0x14280 nfsidl nfsio 27486 98848 0 0 3 0x14280 nfsidl nfsio 42957 414511 0 0 3 0x14280 nfsidl nfsio 65758 381443 0 0 3 0x14280 nfsidl nfsio 45716 68624 0 0 3 0x14280 nfsidl nfsio 45934 302047 0 0 3 0x14280 nfsidl nfsio 84196 4317 0 0 3 0x14280 nfsidl nfsio 31638 320922 0 0 3 0x14280 nfsidl nfsio 88397 476086 0 0 3 0x14280 nfsidl nfsio 31928 165665 0 0 3 0x14280 nfsidl nfsio 85017 115561 0 0 3 0x14280 nfsidl nfsio 4612 11512 0 0 3 0x14280 nfsidl nfsio 54880 75597 0 0 3 0x14280 nfsidl nfsio 38774 26528 0 0 3 0x14280 nfsidl nfsio 92053 398826 0 0 3 0x14280 nfsidl nfsio 59937 200323 28207 0 3 0x82 nanoslp syz-executor 4878 492349 0 0 3 0x14200 acct acct 10904 139045 0 0 3 0x14200 bored sosplice 81723 137981 28207 0 3 0x82 nanoslp syz-executor 81733 380134 28207 0 3 0x82 nanoslp syz-executor 24884 228033 28207 0 3 0x82 nanoslp syz-executor 36618 349593 28207 0 3 0x82 nanoslp syz-executor 67128 653 28207 0 3 0x82 nanoslp syz-executor 820 67702 28207 0 3 0x2 biowait syz-executor 28207 270789 3381 0 3 0x82 kqread syz-executor 3381 286656 83611 0 3 0x10008a sigsusp ksh 83611 317478 14595 0 3 0x98 kqread sshd-session 14595 497361 57533 0 3 0x92 kqread sshd-session 77297 198771 1 0 3 0x100083 ttyopn getty 57533 108145 1 0 3 0x88 kqread sshd 9421 71307 19737 74 3 0x1100092 bpf pflogd 19737 327562 1 0 3 0x80 sbwait pflogd 54953 71895 44368 73 3 0x1100090 kqread syslogd 44368 400931 1 0 3 0x100082 sbwait syslogd 45132 64584 1 0 3 0x100080 kqread resolvd 74696 370207 3970 77 3 0x100092 kqread dhcpleased 76930 281356 3970 77 3 0x100092 kqread dhcpleased 3970 100080 1 0 3 0x80 kqread dhcpleased 93164 67956 0 0 3 0x14200 bored smr 68410 510018 0 0 3 0x14200 pgzero zerothread 14333 243510 0 0 3 0x14200 aiodoned aiodoned 89297 359269 0 0 3 0x14200 syncer update 15013 228527 0 0 3 0x14200 cleaner cleaner 58971 133070 0 0 3 0x14200 reaper reaper 61955 2250 0 0 3 0x14200 pgdaemon pagedaemon 15104 373494 0 0 3 0x14200 bored viomb 66046 257989 0 0 3 0x40014200 acpi0 acpi0 43922 89045 0 0 3 0x40014200 idle1 69873 166567 0 0 3 0x14200 bored softnet3 32523 415342 0 0 3 0x14200 bored softnet2 43741 471274 0 0 3 0x14200 bored softnet1 65731 138066 0 0 3 0x14200 bored softnet0 88346 117160 0 0 3 0x14200 bored systqmp 40101 189411 0 0 3 0x14200 bored systq 17030 386371 0 0 3 0x14200 tmoslp softclockmp 20710 273325 0 0 3 0x40014200 tmoslp softclock 34857 456978 0 0 3 0x40014200 idle0 1 423784 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 (0xffffffff839c4ba8) #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+0x1ad sys/kern/kern_lock.c:311 #2 mtx_enter+0x62 sys/kern/kern_lock.c:261 #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:192 #8 usertrap+0x3e3 sys/arch/amd64/amd64/trap.c:599 #9 recall_trap+0x8 Process 36595 (syz-executor) thread 0xffff80002a2967d0 (166023) exclusive rwlock uobjlk r = 0 (0xfffffd807d34ff08) #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+0x377 sys/kern/kern_rwlock.c:310 #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:192 #8 usertrap+0x3e3 sys/arch/amd64/amd64/trap.c:599 #9 recall_trap+0x8 exclusive mutex &uvm.pageqlock r = 0 (0xffffffff839c4ba8) #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+0x1ad sys/kern/kern_lock.c:311 #2 mtx_enter+0x62 sys/kern/kern_lock.c:261 #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:192 #8 usertrap+0x3e3 sys/arch/amd64/amd64/trap.c:599 #9 recall_trap+0x8 Process 36595 (syz-executor) thread 0xffff80002a296cf0 (10380) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff838cd700) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 __mp_acquire_count+0x58 sys/kern/kern_lock.c:-1 #2 sleep_finish+0x2da sys/kern/kern_synch.c:366 #3 biowait+0xc1 sys/kern/vfs_bio.c:1242 #4 bwrite+0x2e5 sys/kern/vfs_bio.c:754 #5 ffs_update+0x34f sys/ufs/ffs/ffs_inode.c:111 #6 ffs_truncate+0x6c8 sys/ufs/ffs/ffs_inode.c:197 #7 ufs_setattr+0x912 sys/ufs/ufs/ufs_vnops.c:403 #8 VOP_SETATTR+0x11c sys/kern/vfs_vops.c:210 #9 dotruncate+0x1d6 sys/kern/vfs_syscalls.c:2860 #10 sys_ftruncate+0x1dd sys/kern/vfs_syscalls.c:2912 #11 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #11 syscall+0xb08 sys/arch/amd64/amd64/trap.c:742 #12 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806492bf40) #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+0x377 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:605 #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:742 #7 Xsyscall+0x128 Process 55349 (syz-executor) thread 0xffff80003c412a80 (509271) exclusive rrwlock inode r = 0 (0xfffffd806492b640) #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+0x377 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:605 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vn_write+0x190 sys/kern/vfs_vnops.c:405 #6 dofilewritev+0x23c sys/kern/sys_generic.c:380 #7 sys_write+0xa2 sys/kern/sys_generic.c:300 #8 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:742 #9 Xsyscall+0x128 Process 64121 (syz-executor) thread 0xffff800036ffe2b8 (443489) exclusive rrwlock inode r = 0 (0xfffffd806492b2e0) #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+0x377 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:605 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vn_write+0x190 sys/kern/vfs_vnops.c:405 #6 dofilewritev+0x23c sys/kern/sys_generic.c:380 #7 sys_write+0xa2 sys/kern/sys_generic.c:300 #8 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:742 #9 Xsyscall+0x128 Process 64121 (syz-executor) thread 0xffff800036ffe548 (185141) exclusive rrwlock inode r = 0 (0xfffffd806e1fa890) #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+0x377 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:605 #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 domknodat+0xb4 sys/kern/vfs_syscalls.c:1588 #8 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb08 sys/arch/amd64/amd64/trap.c:742 #9 Xsyscall+0x128 Process 820 (syz-executor) thread 0xffff8000ffff3c40 (67702) exclusive rrwlock inode r = 0 (0xfffffd806dc32e48) #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+0x377 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:605 #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:1232 #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:742 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806d0108b0) #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+0x377 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:605 #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:742 #9 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10227 11122K 11559K 166960K 13260 0 pcb 18 13K 14K 166960K 172 0 rtable 270 12K 12K 166960K 561 0 pf 47 20K 23K 166960K 139 0 ifaddr 45 8K 8K 166960K 86 0 ifgroup 61 2K 2K 166960K 129 0 sysctl 4 1K 9K 166960K 22 0 counters 76 37K 37K 166960K 146 0 ioctlops 0 0K 4K 166960K 1662 0 iov 1 0K 16K 166960K 93 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1500 94K 95K 166960K 2512 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 4 9K 9K 166960K 16 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 43 0 dirhash 12 2K 2K 166960K 21 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 17 61K 93K 166960K 956 0 sigio 0 0K 0K 166960K 13 0 proc 72 91K 128K 166960K 671 0 subproc 72 4K 4K 166960K 91 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 1 0K 0K 166960K 78 0 in_multi 99 7K 7K 166960K 148 0 ether_multi 1 0K 0K 166960K 6 0 mrt 1 0K 0K 166960K 6 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 121 546K 546K 166960K 121 0 exec 0 0K 1K 166960K 519 0 fusefs mount 1 32K 32K 166960K 1 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 265 161K 175K 166960K 10361 0 UVM aobj 30 4K 4K 166960K 31 0 pinsyscall 42 84K 105K 166960K 2131 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 28 0 NDP 16 0K 2K 166960K 57 0 temp 75 8695K 8820K 166960K 37652 0 kqueue 16 26K 28K 166960K 188 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 120 143 0 140 1 0 1 1 0 8 0 rtentry 176 169 0 54 6 0 6 6 0 8 0 unpcb 144 1012 0 927 13 5 8 8 0 8 4 syncache 336 7 0 7 2 1 1 1 0 8 1 tcpcb 736 308 0 304 13 6 7 7 0 8 6 arp 128 31 0 13 1 0 1 1 0 8 0 inpcb 328 909 0 896 14 7 7 8 0 8 5 nd6 144 34 0 7 1 0 1 1 0 8 0 pkpcb 40 12 0 12 2 1 1 1 0 8 1 kcovpl 48 10 0 2 1 0 1 1 0 8 0 ppxss 1192 29 0 26 2 1 1 1 0 8 0 pppxif 1504 5 0 5 2 1 1 1 0 8 1 pfstscr 40 4 0 4 2 2 0 1 0 8 0 pffrag 232 5 0 2 1 0 1 1 0 482 0 pffrnode 88 5 0 2 1 0 1 1 0 8 0 pffrent 40 11 0 8 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 7 0 2 1 0 1 1 0 8 0 pfanchor 1288 4 0 0 1 0 1 1 0 8 0 pftag 88 3 0 0 1 0 1 1 0 8 0 pfqueue 320 3 0 3 1 0 1 1 0 8 1 pfstitem 24 71 0 15 1 0 1 1 0 8 0 pfstkey 128 76 0 20 2 0 2 2 0 8 0 pfstate 384 73 0 18 6 0 6 6 0 8 0 pfrule 1344 33 0 20 3 1 2 2 0 8 0 rttmr 136 1 0 1 1 1 0 1 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 645 0 146 34 2 32 32 0 8 0 art_table 32 647 0 146 5 0 5 5 0 8 0 art_node 16 165 0 66 1 0 1 1 0 8 0 sysvmsgpl 40 13 0 9 1 0 1 1 0 8 0 semapl 112 37 0 27 1 0 1 1 0 8 0 shmpl 112 28 0 1 1 0 1 1 0 8 0 dirhash 1024 23 0 6 3 0 3 3 0 8 0 dino2pl 256 3133 0 1626 95 0 95 95 0 8 0 ffsino 288 3133 0 1626 109 0 109 109 0 8 0 nchpl 144 4462 0 2759 64 0 64 64 0 8 0 rtmask 32 5 0 5 2 1 1 1 0 8 1 uvmvnodes 80 4009 0 0 82 0 82 82 0 8 0 vnodes 216 4009 0 0 223 0 223 223 0 8 0 namei 1024 15685 0 15682 2 1 1 1 0 8 0 percpumem 16 88 0 35 1 0 1 1 0 8 0 pfiaddrpl 120 2 0 1 1 0 1 1 0 8 0 kstatmem 264 76 0 44 4 1 3 3 0 8 0 scsiplug 72 8 0 8 2 1 1 1 0 8 1 scxspl 216 27796 0 27792 9 7 2 6 1 8 1 plimitpl 152 175 0 156 1 0 1 1 0 8 0 sigapl 424 1284 0 1213 11 2 9 9 0 8 0 knotepl 120 364 0 0 12 0 12 12 0 8 0 kqueuepl 224 345 0 331 2 0 2 2 0 8 1 pipepl 336 286 0 257 11 3 8 8 0 8 5 fdescpl 520 1244 0 1213 3 0 3 3 0 8 0 filepl 160 8160 0 7858 29 6 23 23 0 8 7 lockfpl 104 790 0 787 4 2 2 2 0 8 1 lockfspl 48 382 0 379 1 0 1 1 0 8 0 sessionpl 144 27 0 18 1 0 1 1 0 8 0 pgrppl 48 51 0 34 1 0 1 1 0 8 0 ucredpl 104 1108 0 1094 1 0 1 1 0 8 0 zombiepl 144 1214 0 1213 1 0 1 1 0 8 0 processpl 1240 1284 0 1213 6 0 6 6 0 8 0 procpl 656 2660 0 2570 9 1 8 8 0 8 0 srpgc 96 8 0 8 2 2 0 1 0 8 0 sosppl 168 1 0 1 1 1 0 1 0 8 0 sockpl 728 2119 0 2018 39 13 26 26 0 8 16 mcl64k 65536 5 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl8k 8192 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 117 0 0 15 0 15 15 0 8 0 mcl2k 2048 37 0 0 5 0 5 5 0 8 0 mtagpl 96 23 0 0 1 0 1 1 0 8 0 mbufpl 256 197 0 0 13 0 13 13 0 8 0 bufpl 280 11202 0 5060 440 0 440 440 0 8 1 anonpl 32 11105 0 0 90 0 90 90 0 246 0 amapchunkpl 152 34711 0 34131 42 9 33 34 0 158 9 amappl16 200 4511 0 4127 33 12 21 21 0 8 0 amappl15 192 6 0 5 1 0 1 1 0 8 0 amappl14 184 160 0 148 1 0 1 1 0 8 0 amappl13 176 5 0 5 1 1 0 1 0 8 0 amappl12 168 1932 0 1901 4 1 3 3 0 8 0 amappl11 160 48 0 34 1 0 1 1 0 8 0 amappl10 152 31 0 31 1 1 0 1 0 8 0 amappl9 144 252 0 252 1 1 0 1 0 8 0 amappl8 136 24 0 22 1 0 1 1 0 8 0 amappl7 128 118 0 106 1 0 1 1 0 8 0 amappl6 120 202 0 198 1 0 1 1 0 8 0 amappl5 112 144 0 134 1 0 1 1 0 8 0 amappl4 104 348 0 328 1 0 1 1 0 8 0 amappl3 96 6815 0 6689 5 1 4 4 0 8 0 amappl2 88 692 0 630 2 0 2 2 0 8 0 amappl1 80 12355 0 11755 16 1 15 15 0 8 1 amappl 88 9454 0 9266 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 71 0 71 2 1 1 1 0 8 1 dma128 128 256 0 256 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 19 0 18 1 0 1 1 0 8 0 aobjpl 72 30 0 1 1 0 1 1 0 8 0 uaddrrnd 24 1244 0 1213 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1244 0 1213 1 0 1 1 0 8 0 vmmpekpl 168 12040 0 11994 3 0 3 3 0 8 0 vmmpepl 168 84626 0 82228 114 7 107 107 0 357 0 vmsppl 480 1243 0 1213 5 0 5 5 0 8 0 rwobjpl 72 28445 0 23088 98 0 98 98 0 8 0 pdppl 4096 2495 0 2426 111 38 73 87 0 8 4 pvpl 32 19623 0 0 159 1 158 158 0 265 0 pmappl 256 1243 0 1213 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 424 0 53 11 0 11 11 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff83806ff0) 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 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x33 kd_curproc sys/dev/kcov.c:585 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x33 sys/dev/kcov.c:153 __mp_lock(ffffffff838cd4f8) at __mp_lock+0x1a3 __mp_lock_spin sys/kern/kern_lock.c:134 [inline] __mp_lock(ffffffff838cd4f8) at __mp_lock+0x1a3 sys/kern/kern_lock.c:165 intr_handler(ffff800036ff0d60,ffff800000079a80) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:559 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __mp_lock(ffffffff838cd4f8) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:134 [inline] __mp_lock(ffffffff838cd4f8) at __mp_lock+0x192 sys/kern/kern_lock.c:165 sys_mmap(ffff800036ff7748,ffff800036ff1080,ffff800036ff0fd0) at sys_mmap+0x62f sys/uvm/uvm_mmap.c:292 syscall(ffff800036ff1080) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800036ff1080) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:742 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x106d22932b0, count: 4 ddb{0}> trace x86_ipi_db(ffffffff83806ff0) 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 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x33 kd_curproc sys/dev/kcov.c:585 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x33 sys/dev/kcov.c:153 __mp_lock(ffffffff838cd4f8) at __mp_lock+0x1a3 __mp_lock_spin sys/kern/kern_lock.c:134 [inline] __mp_lock(ffffffff838cd4f8) at __mp_lock+0x1a3 sys/kern/kern_lock.c:165 intr_handler(ffff800036ff0d60,ffff800000079a80) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:559 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __mp_lock(ffffffff838cd4f8) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:134 [inline] __mp_lock(ffffffff838cd4f8) at __mp_lock+0x192 sys/kern/kern_lock.c:165 sys_mmap(ffff800036ff7748,ffff800036ff1080,ffff800036ff0fd0) at sys_mmap+0x62f sys/uvm/uvm_mmap.c:292 syscall(ffff800036ff1080) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800036ff1080) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:742 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x106d22932b0, count: -11 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(ffffffff833ee7ea) at panic+0x1e5 sys/kern/subr_prf.c:198 mtx_enter_try(ffffffff839c4b98) at mtx_enter_try+0x1da sys/kern/kern_lock.c:300 mtx_enter(ffffffff839c4b98) at mtx_enter+0x62 sys/kern/kern_lock.c:261 uvm_pageclean(fffffd8009292968) at uvm_pageclean+0x290 uvm_pagedequeue sys/uvm/uvm_page.c:-1 [inline] uvm_pageclean(fffffd8009292968) at uvm_pageclean+0x290 sys/uvm/uvm_page.c:980 uvm_pagefree(fffffd8009292968) at uvm_pagefree+0x26 sys/uvm/uvm_page.c:1020 uvn_get(fffffd80776b59b0,0,ffff800030feba68,ffff800030feba4c,0,2,ad3e7fafd5140bb2,2) at uvn_get+0x68b sys/uvm/uvm_vnode.c:1118 uvm_fault_lower_io(ffff800030febc80,ffff800030febcb8,ffff800030febb00,ffff800030febae8) at uvm_fault_lower_io+0x2d1 sys/uvm/uvm_fault.c:1652 uvm_fault_lower(ffff800030febc80,ffff800030febcb8,ffff800030febc00) at uvm_fault_lower+0x2bb sys/uvm/uvm_fault.c:1419 uvm_fault(fffffd806eef1008,200000000000,0,2) at uvm_fault+0x278 sys/uvm/uvm_fault.c:-1 upageflttrap(ffff800030febe10,200000000080) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 usertrap(ffff800030febe10) at usertrap+0x3e3 sys/arch/amd64/amd64/trap.c:599 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x7e7d6977c080, count: 2 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff833ee7ea) at panic+0x1e5 sys/kern/subr_prf.c:198 mtx_enter_try(ffffffff839c4b98) at mtx_enter_try+0x1da sys/kern/kern_lock.c:300 mtx_enter(ffffffff839c4b98) at mtx_enter+0x62 sys/kern/kern_lock.c:261 uvm_pageclean(fffffd8009292968) at uvm_pageclean+0x290 uvm_pagedequeue sys/uvm/uvm_page.c:-1 [inline] uvm_pageclean(fffffd8009292968) at uvm_pageclean+0x290 sys/uvm/uvm_page.c:980 uvm_pagefree(fffffd8009292968) at uvm_pagefree+0x26 sys/uvm/uvm_page.c:1020 uvn_get(fffffd80776b59b0,0,ffff800030feba68,ffff800030feba4c,0,2,ad3e7fafd5140bb2,2) at uvn_get+0x68b sys/uvm/uvm_vnode.c:1118 uvm_fault_lower_io(ffff800030febc80,ffff800030febcb8,ffff800030febb00,ffff800030febae8) at uvm_fault_lower_io+0x2d1 sys/uvm/uvm_fault.c:1652 uvm_fault_lower(ffff800030febc80,ffff800030febcb8,ffff800030febc00) at uvm_fault_lower+0x2bb sys/uvm/uvm_fault.c:1419 uvm_fault(fffffd806eef1008,200000000000,0,2) at uvm_fault+0x278 sys/uvm/uvm_fault.c:-1 upageflttrap(ffff800030febe10,200000000080) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 usertrap(ffff800030febe10) at usertrap+0x3e3 sys/arch/amd64/amd64/trap.c:599 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x7e7d6977c080, count: -13