panic: mtx 0xffffffff839c4b98: locking against myself Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *301768 59365 0 0 0 1 syz-executor 344257 18976 0 0 0 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(fffffd8007d6a450) at uvm_pageclean+0x290 uvm_pagedequeue sys/uvm/uvm_page.c:-1 [inline] uvm_pageclean(fffffd8007d6a450) at uvm_pageclean+0x290 sys/uvm/uvm_page.c:980 uvm_pagefree(fffffd8007d6a450) at uvm_pagefree+0x26 sys/uvm/uvm_page.c:1020 uvn_get(fffffd8069493128,0,ffff80003c46d078,ffff80003c46d05c,0,2,5255868f78d67daf,2) at uvn_get+0x68b sys/uvm/uvm_vnode.c:1118 uvm_fault_lower_io(ffff80003c46d290,ffff80003c46d2c8,ffff80003c46d110,ffff80003c46d0f8) at uvm_fault_lower_io+0x2d1 sys/uvm/uvm_fault.c:1652 uvm_fault_lower(ffff80003c46d290,ffff80003c46d2c8,ffff80003c46d210) at uvm_fault_lower+0x2bb sys/uvm/uvm_fault.c:1419 uvm_fault(fffffd806e3a91f0,200000000000,0,2) at uvm_fault+0x278 sys/uvm/uvm_fault.c:-1 upageflttrap(ffff80003c46d420,200000000000) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 usertrap(ffff80003c46d420) at usertrap+0x3e3 sys/arch/amd64/amd64/trap.c:599 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x7b86afea7210, 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(fffffd8007d6a450) at uvm_pageclean+0x290 uvm_pagedequeue sys/uvm/uvm_page.c:-1 [inline] uvm_pageclean(fffffd8007d6a450) at uvm_pageclean+0x290 sys/uvm/uvm_page.c:980 uvm_pagefree(fffffd8007d6a450) at uvm_pagefree+0x26 sys/uvm/uvm_page.c:1020 uvn_get(fffffd8069493128,0,ffff80003c46d078,ffff80003c46d05c,0,2,5255868f78d67daf,2) at uvn_get+0x68b sys/uvm/uvm_vnode.c:1118 uvm_fault_lower_io(ffff80003c46d290,ffff80003c46d2c8,ffff80003c46d110,ffff80003c46d0f8) at uvm_fault_lower_io+0x2d1 sys/uvm/uvm_fault.c:1652 uvm_fault_lower(ffff80003c46d290,ffff80003c46d2c8,ffff80003c46d210) at uvm_fault_lower+0x2bb sys/uvm/uvm_fault.c:1419 uvm_fault(fffffd806e3a91f0,200000000000,0,2) at uvm_fault+0x278 sys/uvm/uvm_fault.c:-1 upageflttrap(ffff80003c46d420,200000000000) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 usertrap(ffff80003c46d420) at usertrap+0x3e3 sys/arch/amd64/amd64/trap.c:599 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x7b86afea7210, count: -13 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80003c46cdb0 rbx 0xffff8000299dedd7 rdx 0 rcx 0xffff8000ffffccd8 rax 0xffff8000299ddff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xf497a119d86e7caa r11 0x57b18ab88e6ad8b9 r12 0xffff8000299debd8 r13 0 r14 0 r15 0x1 rip 0xffffffff82ef9765 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80003c46cda0 ss 0 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=301768 pid=59365 tcnt=4 stat=onproc flags process=0 proc=0 runpri=50, usrpri=50, slppri=17, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000ffff3720,0xffff800035801750 process=0xffff80003bc1fa40 user=0xffff80003c468000, vmspace=0xfffffd806e3a91f0 estcpu=36, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND *59365 301768 26601 0 7 0 syz-executor 59365 459584 26601 0 3 0x4000080 fsleep syz-executor 59365 24843 26601 0 3 0x4000080 fsleep syz-executor 59365 391904 26601 0 3 0x4000080 fsleep syz-executor 18976 344257 29110 0 7 0 syz-executor 18976 241996 29110 0 2 0x4000000 syz-executor 98711 380141 8042 0 3 0x80 nanoslp syz-executor 98711 443278 8042 0 2 0x4000000 syz-executor 98711 424377 8042 0 3 0x4000080 fsleep syz-executor 90044 52611 79818 0 3 0x80 nanoslp syz-executor 90044 178689 79818 0 3 0x4000080 fsleep syz-executor 90044 351289 79818 0 3 0x4000080 sbwait syz-executor 90230 501113 59460 0 2 0 syz-executor 90230 347641 59460 0 3 0x4000080 fsleep syz-executor 90230 22147 59460 0 3 0x4000080 fsleep syz-executor 90230 53638 59460 0 3 0x4000080 fsleep syz-executor 88681 412560 92694 0 3 0x3000 suspend syz-executor 88681 270616 92694 0 3 0x4081000 biowait syz-executor 88681 157824 92694 0 3 0x4081000 inode syz-executor 18988 23067 73249 0 3 0x3000 suspend syz-executor 18988 430841 73249 0 3 0x4081000 biowait syz-executor 18988 360064 73249 0 3 0x4081000 inode syz-executor 26601 152692 46121 0 3 0x82 nanoslp syz-executor 53485 482084 1 0 3 0x100083 ttyin getty 36351 293665 46121 0 3 0x2 biowait syz-executor 59460 90321 46121 0 3 0x82 nanoslp syz-executor 79818 311115 46121 0 3 0x82 nanoslp syz-executor 21079 363303 0 0 3 0x14200 bored sosplice 92694 417526 46121 0 3 0x82 nanoslp syz-executor 73249 250300 46121 0 3 0x82 nanoslp syz-executor 8042 33758 46121 0 3 0x82 nanoslp syz-executor 29110 359919 46121 0 3 0x82 nanoslp syz-executor 46121 139926 16611 0 3 0x82 kqread syz-executor 16611 29274 68935 0 3 0x10008a sigsusp ksh 68935 349959 5229 0 3 0x98 kqread sshd-session 5229 210251 36621 0 3 0x92 kqread sshd-session 36621 462364 1 0 3 0x88 kqread sshd 16010 313856 19701 74 3 0x1100092 bpf pflogd 19701 40258 1 0 3 0x80 sbwait pflogd 10040 432689 10440 73 3 0x1100090 kqread syslogd 10440 400675 1 0 3 0x100082 sbwait syslogd 487 312433 1 0 3 0x100080 kqread resolvd 99900 366862 52747 77 3 0x100092 kqread dhcpleased 15097 189679 52747 77 3 0x100092 kqread dhcpleased 52747 355697 1 0 3 0x80 kqread dhcpleased 49582 428838 0 0 3 0x14200 pause smr 95031 192013 0 0 2 0x14200 zerothread 29194 232431 0 0 3 0x14200 aiodoned aiodoned 77748 212457 0 0 3 0x14200 syncer update 38232 103336 0 0 3 0x14200 cleaner cleaner 67403 78162 0 0 3 0x14200 reaper reaper 57460 127847 0 0 3 0x14200 pgdaemon pagedaemon 95368 480437 0 0 3 0x14200 bored viomb 70766 482310 0 0 3 0x40014200 acpi0 acpi0 78009 466274 0 0 3 0x40014200 idle1 75405 165558 0 0 3 0x14200 bored softnet3 33947 1720 0 0 3 0x14200 bored softnet2 37253 338790 0 0 3 0x14200 bored softnet1 81838 122426 0 0 3 0x14200 bored softnet0 38996 39033 0 0 3 0x14200 bored systqmp 37625 254038 0 0 3 0x14200 bored systq 15245 492120 0 0 3 0x14200 tmoslp softclockmp 63699 480852 0 0 3 0x40014200 tmoslp softclock 41518 519781 0 0 3 0x40014200 idle0 1 127883 0 0 3 0x82 wait init 0 0 -1 0 3 0x10010200 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 59365 (syz-executor) thread 0xffff8000ffffccd8 (301768) exclusive rwlock uobjlk r = 0 (0xfffffd805c542388) #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 59365 (syz-executor) thread 0xffff800035800a70 (24843) 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 (0xfffffd806f1c90b8) #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 88681 (syz-executor) thread 0xffff8000358014b0 (270616) exclusive rrwlock inode r = 0 (0xfffffd8069bcce20) #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 18988 (syz-executor) thread 0xffff80002a2ba018 (430841) exclusive rrwlock inode r = 0 (0xfffffd806fd062f8) #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 18988 (syz-executor) thread 0xffff80002a2bbc48 (360064) exclusive rrwlock inode r = 0 (0xfffffd806c52d200) #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 dorenameat+0x91 sys/kern/vfs_syscalls.c:2986 #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 36351 (syz-executor) thread 0xffff80003c451218 (293665) exclusive rrwlock inode r = 0 (0xfffffd8069bcc0a0) #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 (0xfffffd806c52d320) #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 10301 11209K 11726K 166960K 13779 0 pcb 19 17K 18K 166960K 290 0 rtable 227 12K 12K 166960K 660 0 pf 43 19K 23K 166960K 260 0 ifaddr 41 7K 8K 166960K 112 0 ifgroup 59 2K 2K 166960K 189 0 sysctl 4 1K 9K 166960K 17 0 counters 70 37K 37K 166960K 188 0 ioctlops 0 0K 5K 166960K 2013 0 iov 0 0K 16K 166960K 164 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1519 95K 97K 166960K 3225 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 23 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 188 0 dirhash 12 2K 2K 166960K 36 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 17 61K 240K 166960K 1606 0 sigio 0 0K 0K 166960K 28 0 proc 73 91K 128K 166960K 855 0 subproc 72 4K 4K 166960K 108 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 259 0 in_multi 86 6K 7K 166960K 188 0 ether_multi 2 0K 0K 166960K 12 0 mrt 1 0K 0K 166960K 11 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 151 678K 678K 166960K 151 0 exec 0 0K 1K 166960K 588 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 0K 166960K 4 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 255 176K 194K 166960K 15903 0 UVM aobj 6 2K 2K 166960K 7 0 pinsyscall 42 84K 104K 166960K 2788 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 2 0K 0K 166960K 82 0 NDP 13 0K 2K 166960K 77 0 temp 69 8694K 8817K 166960K 75134 0 kqueue 13 20K 30K 166960K 294 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 120 166 0 162 2 1 1 2 0 8 0 rtentry 176 197 0 105 6 0 6 6 0 8 0 unpcb 144 1370 0 1351 18 12 6 6 0 8 5 syncache 336 8 0 8 4 4 0 1 0 8 0 tcpqe 32 4 0 4 1 1 0 1 0 8 0 tcpcb 736 668 0 663 22 18 4 7 0 8 3 arp 128 35 0 18 1 0 1 1 0 8 0 inpcb 328 2522 0 2510 43 39 4 21 0 8 2 nd6 144 41 0 20 2 0 2 2 0 8 0 pkpcb 40 16 0 16 4 3 1 1 0 8 1 kcovpl 48 12 0 4 1 0 1 1 0 8 0 ppxss 1192 39 0 39 3 2 1 1 0 8 1 pppxif 1504 8 0 8 1 1 0 1 0 8 0 pffrag 232 7 0 3 1 0 1 1 0 482 0 pffrnode 88 7 0 3 1 0 1 1 0 8 0 pffrent 40 15 0 11 1 0 1 1 0 8 0 pfosfp 40 1429 0 1005 5 0 5 5 0 8 0 pfosfpen 112 1429 0 714 21 0 21 21 0 8 0 pfrktable 1344 6 0 2 1 0 1 1 0 8 0 pfanchor 1288 2 0 0 1 0 1 1 0 8 0 pftag 88 2 0 0 1 0 1 1 0 8 0 pfqueue 320 1 0 1 1 1 0 1 0 8 0 pfstitem 24 106 0 34 1 0 1 1 0 8 0 pfstkey 128 106 0 34 3 0 3 3 0 8 0 pfstate 384 105 0 34 8 0 8 8 0 8 0 pfrule 1344 38 0 29 2 1 1 2 0 8 0 rttmr 136 2 0 2 2 2 0 1 0 8 0 art_heap8 4096 3 0 0 3 0 3 3 0 8 0 art_heap4 256 778 0 392 31 5 26 30 0 8 0 art_table 32 781 0 392 4 0 4 4 0 8 0 art_node 16 194 0 115 1 0 1 1 0 8 0 sysvmsgpl 40 12 0 7 2 1 1 1 0 8 0 semupl 112 2 0 2 1 1 0 1 0 8 0 semapl 112 186 0 176 1 0 1 1 0 8 0 shmpl 112 4 0 1 1 0 1 1 0 8 0 dirhash 1024 33 0 16 3 0 3 3 0 8 0 dino2pl 256 4338 0 2823 96 0 96 96 0 8 0 ffsino 288 4338 0 2823 109 0 109 109 0 8 0 nchpl 144 6602 0 4897 64 0 64 64 0 8 0 rtmask 32 8 0 8 2 2 0 1 0 8 0 uvmvnodes 80 5656 0 0 116 0 116 116 0 8 0 vnodes 216 5656 0 0 315 0 315 315 0 8 0 namei 1024 24064 0 24062 2 1 1 2 0 8 0 percpumem 16 109 0 59 1 0 1 1 0 8 0 pfiaddrpl 120 1 0 0 1 0 1 1 0 8 0 kstatmem 264 110 0 80 7 4 3 3 0 8 1 acpiwqpl 32 3 0 3 1 0 1 1 1 8 1 scsiplug 72 2 0 2 1 1 0 1 0 8 0 scxspl 216 56057 0 56054 13 11 2 8 1 8 1 plimitpl 152 318 0 299 1 0 1 1 0 8 0 sigapl 424 1879 0 1829 7 1 6 7 0 8 0 knotepl 120 969 0 0 29 0 29 29 0 8 0 kqueuepl 224 609 0 600 9 7 2 4 0 8 1 pipepl 336 277 0 249 4 1 3 4 0 8 0 fdescpl 520 1857 0 1826 3 0 3 3 0 8 0 filepl 160 13927 0 13701 29 10 19 22 0 8 4 lockfpl 104 1113 0 1110 3 1 2 2 0 8 1 lockfspl 48 430 0 427 1 0 1 1 0 8 0 sessionpl 144 32 0 23 1 0 1 1 0 8 0 pgrppl 48 62 0 45 1 0 1 1 0 8 0 ucredpl 104 2021 0 2007 1 0 1 1 0 8 0 zombiepl 144 1831 0 1829 1 0 1 1 0 8 0 processpl 1240 1879 0 1829 5 0 5 5 0 8 0 procpl 656 4368 0 4303 7 0 7 7 0 8 0 srpgc 96 16 0 16 4 4 0 1 0 8 0 sosppl 168 7 0 7 3 2 1 1 0 8 1 sockpl 728 4110 0 4075 72 56 16 26 0 8 10 mcl64k 65536 7 0 0 1 0 1 1 0 8 0 mcl16k 16384 3 0 0 1 0 1 1 0 8 0 mcl8k 8192 2 0 0 1 0 1 1 0 8 0 mcl4k 4096 128 0 0 16 0 16 16 0 8 0 mcl2k2 2112 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 52 0 0 6 0 6 6 0 8 0 mtagpl 96 58 0 0 2 0 2 2 0 8 0 mbufpl 256 1220 0 0 76 0 76 76 0 8 0 bufpl 280 24896 0 18754 440 0 440 440 0 8 0 anonpl 32 15976 0 0 129 0 129 129 0 246 0 amapchunkpl 152 55226 0 54693 56 29 27 34 0 158 2 amappl16 200 8404 0 7890 62 25 37 37 0 8 0 amappl15 192 9 0 9 1 1 0 1 0 8 0 amappl14 184 143 0 131 1 0 1 1 0 8 0 amappl13 176 10 0 10 1 1 0 1 0 8 0 amappl12 168 2586 0 2555 3 1 2 2 0 8 0 amappl11 160 93 0 79 1 0 1 1 0 8 0 amappl10 152 4 0 4 1 1 0 1 0 8 0 amappl9 144 242 0 242 1 1 0 1 0 8 0 amappl8 136 35 0 32 1 0 1 1 0 8 0 amappl7 128 128 0 115 1 0 1 1 0 8 0 amappl6 120 215 0 212 1 0 1 1 0 8 0 amappl5 112 143 0 133 1 0 1 1 0 8 0 amappl4 104 341 0 321 1 0 1 1 0 8 0 amappl3 96 11009 0 10888 5 1 4 4 0 8 0 amappl2 88 725 0 661 2 0 2 2 0 8 0 amappl1 80 15157 0 14556 15 0 15 15 0 8 0 amappl 88 14860 0 14680 5 0 5 5 0 92 0 dma32768 32768 1 0 1 1 1 0 1 0 8 0 dma4096 4096 1 0 1 1 1 0 1 0 8 0 dma2048 2048 2 0 2 2 2 0 1 0 8 0 dma1024 1024 1 0 0 1 0 1 1 0 8 0 dma256 256 7 0 7 2 2 0 1 0 8 0 dma128 128 254 0 254 2 2 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 19 0 18 1 0 1 1 0 8 0 aobjpl 72 6 0 1 1 0 1 1 0 8 0 uaddrrnd 24 1857 0 1826 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1857 0 1826 1 0 1 1 0 8 0 vmmpekpl 168 16436 0 16387 3 0 3 3 0 8 0 vmmpepl 168 124083 0 121565 135 17 118 118 0 357 0 vmsppl 480 1856 0 1826 6 1 5 5 0 8 0 rwobjpl 72 40830 0 33728 131 0 131 131 0 8 0 pdppl 4096 3721 0 3652 107 34 73 83 0 8 4 pvpl 32 23134 0 0 187 1 186 186 0 265 0 pmappl 256 1856 0 1826 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 492 0 69 13 0 13 13 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 __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 intr_handler(ffff80002a35e490,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+0x199 __mp_lock_spin sys/kern/kern_lock.c:134 [inline] __mp_lock(ffffffff838cd4f8) at __mp_lock+0x199 sys/kern/kern_lock.c:165 uvm_fault(fffffd806c1dfd38,d77d50a2000,0,2) at uvm_fault+0x1ee sys/uvm/uvm_fault.c:700 upageflttrap(ffff80002a35e820,d77d50a2000) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 usertrap(ffff80002a35e820) at usertrap+0x3e3 sys/arch/amd64/amd64/trap.c:599 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x76227de41c20, 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 __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 intr_handler(ffff80002a35e490,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+0x199 __mp_lock_spin sys/kern/kern_lock.c:134 [inline] __mp_lock(ffffffff838cd4f8) at __mp_lock+0x199 sys/kern/kern_lock.c:165 uvm_fault(fffffd806c1dfd38,d77d50a2000,0,2) at uvm_fault+0x1ee sys/uvm/uvm_fault.c:700 upageflttrap(ffff80002a35e820,d77d50a2000) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 usertrap(ffff80002a35e820) at usertrap+0x3e3 sys/arch/amd64/amd64/trap.c:599 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x76227de41c20, 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(fffffd8007d6a450) at uvm_pageclean+0x290 uvm_pagedequeue sys/uvm/uvm_page.c:-1 [inline] uvm_pageclean(fffffd8007d6a450) at uvm_pageclean+0x290 sys/uvm/uvm_page.c:980 uvm_pagefree(fffffd8007d6a450) at uvm_pagefree+0x26 sys/uvm/uvm_page.c:1020 uvn_get(fffffd8069493128,0,ffff80003c46d078,ffff80003c46d05c,0,2,5255868f78d67daf,2) at uvn_get+0x68b sys/uvm/uvm_vnode.c:1118 uvm_fault_lower_io(ffff80003c46d290,ffff80003c46d2c8,ffff80003c46d110,ffff80003c46d0f8) at uvm_fault_lower_io+0x2d1 sys/uvm/uvm_fault.c:1652 uvm_fault_lower(ffff80003c46d290,ffff80003c46d2c8,ffff80003c46d210) at uvm_fault_lower+0x2bb sys/uvm/uvm_fault.c:1419 uvm_fault(fffffd806e3a91f0,200000000000,0,2) at uvm_fault+0x278 sys/uvm/uvm_fault.c:-1 upageflttrap(ffff80003c46d420,200000000000) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 usertrap(ffff80003c46d420) at usertrap+0x3e3 sys/arch/amd64/amd64/trap.c:599 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x7b86afea7210, 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(fffffd8007d6a450) at uvm_pageclean+0x290 uvm_pagedequeue sys/uvm/uvm_page.c:-1 [inline] uvm_pageclean(fffffd8007d6a450) at uvm_pageclean+0x290 sys/uvm/uvm_page.c:980 uvm_pagefree(fffffd8007d6a450) at uvm_pagefree+0x26 sys/uvm/uvm_page.c:1020 uvn_get(fffffd8069493128,0,ffff80003c46d078,ffff80003c46d05c,0,2,5255868f78d67daf,2) at uvn_get+0x68b sys/uvm/uvm_vnode.c:1118 uvm_fault_lower_io(ffff80003c46d290,ffff80003c46d2c8,ffff80003c46d110,ffff80003c46d0f8) at uvm_fault_lower_io+0x2d1 sys/uvm/uvm_fault.c:1652 uvm_fault_lower(ffff80003c46d290,ffff80003c46d2c8,ffff80003c46d210) at uvm_fault_lower+0x2bb sys/uvm/uvm_fault.c:1419 uvm_fault(fffffd806e3a91f0,200000000000,0,2) at uvm_fault+0x278 sys/uvm/uvm_fault.c:-1 upageflttrap(ffff80003c46d420,200000000000) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:192 usertrap(ffff80003c46d420) at usertrap+0x3e3 sys/arch/amd64/amd64/trap.c:599 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x7b86afea7210, count: -13