panic: mtx 0xffffffff8390c838: locking against myself Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *509007 43927 32767 0x10 0 1 syz-executor 346093 43927 32767 0x10 0x4000000 0 syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff833e5df1) at panic+0x1e5 sys/kern/subr_prf.c:198 mtx_enter_try(ffffffff8390c838) at mtx_enter_try+0x1bf sys/kern/kern_lock.c:271 mtx_enter(ffffffff8390c838) at mtx_enter+0x60 sys/kern/kern_lock.c:239 uvm_pageclean(fffffd800884ced0) at uvm_pageclean+0x290 uvm_pagedequeue sys/uvm/uvm_page.c:-1 [inline] uvm_pageclean(fffffd800884ced0) at uvm_pageclean+0x290 sys/uvm/uvm_page.c:980 uvm_pagefree(fffffd800884ced0) at uvm_pagefree+0x26 sys/uvm/uvm_page.c:1020 uvn_get(fffffd806bf7d538,0,ffff800037c304b8,ffff800037c30494,0,2,1a9a5d53f53a3d9e,ffff800037c30710) at uvn_get+0x68b sys/uvm/uvm_vnode.c:1118 uvm_fault_lower_io(ffff800037c306d8,ffff800037c30710,ffff800037c30540,ffff800037c30548) at uvm_fault_lower_io+0x319 sys/uvm/uvm_fault.c:1588 uvm_fault_lower(ffff800037c306d8,ffff800037c30710,ffff800037c30650) at uvm_fault_lower+0x278 sys/uvm/uvm_fault.c:1362 uvm_fault(fffffd807dcd33f0,200000000000,0,2) at uvm_fault+0x272 sys/uvm/uvm_fault.c:-1 upageflttrap(ffff800037c30860,200000000100) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188 usertrap(ffff800037c30860) at usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x7a4567481b00, 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 0xffffffff8390c838: locking against myself ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff833e5df1) at panic+0x1e5 sys/kern/subr_prf.c:198 mtx_enter_try(ffffffff8390c838) at mtx_enter_try+0x1bf sys/kern/kern_lock.c:271 mtx_enter(ffffffff8390c838) at mtx_enter+0x60 sys/kern/kern_lock.c:239 uvm_pageclean(fffffd800884ced0) at uvm_pageclean+0x290 uvm_pagedequeue sys/uvm/uvm_page.c:-1 [inline] uvm_pageclean(fffffd800884ced0) at uvm_pageclean+0x290 sys/uvm/uvm_page.c:980 uvm_pagefree(fffffd800884ced0) at uvm_pagefree+0x26 sys/uvm/uvm_page.c:1020 uvn_get(fffffd806bf7d538,0,ffff800037c304b8,ffff800037c30494,0,2,1a9a5d53f53a3d9e,ffff800037c30710) at uvn_get+0x68b sys/uvm/uvm_vnode.c:1118 uvm_fault_lower_io(ffff800037c306d8,ffff800037c30710,ffff800037c30540,ffff800037c30548) at uvm_fault_lower_io+0x319 sys/uvm/uvm_fault.c:1588 uvm_fault_lower(ffff800037c306d8,ffff800037c30710,ffff800037c30650) at uvm_fault_lower+0x278 sys/uvm/uvm_fault.c:1362 uvm_fault(fffffd807dcd33f0,200000000000,0,2) at uvm_fault+0x272 sys/uvm/uvm_fault.c:-1 upageflttrap(ffff800037c30860,200000000100) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188 usertrap(ffff800037c30860) at usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x7a4567481b00, count: -13 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff800037c30200 rbx 0xffff8000299eedcf rdx 0 rcx 0xffff80003c4442b8 rax 0xffff8000299edff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xb6bd58d6533b5d71 r11 0x9f705dc044cbd96d r12 0xffff8000299eebd0 r13 0 r14 0 r15 0x1 rip 0xffffffff823fd865 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff800037c301f0 ss 0 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=509007 pid=43927 tcnt=3 stat=onproc flags process=10 proc=0 runpri=36, usrpri=50, slppri=36, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80003c4447d8,0xffff80003c4454b8 process=0xffff8000fffee558 user=0xffff800037c2b000, vmspace=0xfffffd807dcd33f0 estcpu=18, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 54996 506485 28487 32767 2 0x10 syz-executor *43927 509007 49543 32767 7 0x10 syz-executor 43927 346093 49543 32767 7 0x4000010 syz-executor 43927 294036 49543 32767 2 0x4000010 syz-executor 30150 302830 27567 32767 2 0x10 syz-executor 30150 387423 27567 32767 3 0x4000090 fsleep syz-executor 7228 192217 24361 32767 2 0x10 syz-executor 7228 354690 24361 32767 3 0x4000090 fsleep syz-executor 68124 500647 34210 32767 2 0x10 syz-executor 68124 382699 34210 32767 3 0x4000090 semwait syz-executor 68124 20253 34210 32767 2 0x4000010 syz-executor 13992 505421 79163 32767 3 0x400090 nanoslp syz-executor 13992 293940 79163 32767 3 0x4400090 kqsel syz-executor 13992 262853 79163 32767 3 0x4400090 fsleep syz-executor 34210 369671 34503 32767 3 0x90 nanoslp syz-executor 24361 503249 61189 32767 3 0x90 nanoslp syz-executor 28487 347052 93160 32767 3 0x90 nanoslp syz-executor 17411 53248 21116 32767 2 0x10 syz-executor 49543 284341 82749 32767 3 0x90 nanoslp syz-executor 55085 495631 35499 32767 3 0x10 biowait syz-executor 27567 412237 28275 32767 3 0x90 nanoslp syz-executor 79163 472267 13788 32767 3 0x90 nanoslp syz-executor 61189 89411 96581 0 3 0x82 wait syz-executor 34503 29673 96581 0 3 0x82 wait syz-executor 93160 427531 96581 0 3 0x82 wait syz-executor 21116 246152 96581 0 3 0x82 wait syz-executor 82749 11672 96581 0 3 0x82 wait syz-executor 13788 314388 96581 0 3 0x82 wait syz-executor 35499 493146 96581 0 3 0x82 wait syz-executor 28275 79851 96581 0 3 0x82 wait syz-executor 96581 373570 33967 0 3 0x82 kqread syz-executor 33967 214710 23606 0 3 0x10008a sigsusp ksh 23606 131653 42700 0 3 0x98 kqread sshd-session 42700 398699 76782 0 3 0x92 kqread sshd-session 22073 52743 1 0 3 0x100083 ttyin getty 76782 467936 1 0 3 0x88 kqread sshd 37638 440736 31787 73 3 0x1100090 kqread syslogd 31787 438913 1 0 3 0x100082 sbwait syslogd 11762 426039 1 0 3 0x100080 kqread resolvd 23253 472989 96333 77 3 0x100092 kqread dhcpleased 94235 261475 96333 77 3 0x100092 kqread dhcpleased 96333 495011 1 0 3 0x80 kqread dhcpleased 91790 259721 0 0 3 0x14200 bored smr 87211 240972 0 0 2 0x14200 zerothread 30530 253259 0 0 3 0x14200 aiodoned aiodoned 94467 179290 0 0 3 0x14200 syncer update 28598 430288 0 0 3 0x14200 cleaner cleaner 48098 123139 0 0 3 0x14200 reaper reaper 15634 408502 0 0 3 0x14200 pgdaemon pagedaemon 48918 288819 0 0 3 0x14200 bored viomb 63312 160279 0 0 3 0x40014200 acpi0 acpi0 70606 469919 0 0 3 0x40014200 idle1 84195 31479 0 0 3 0x14200 bored softnet3 20574 381208 0 0 3 0x14200 bored softnet2 54481 269303 0 0 3 0x14200 bored softnet1 12584 115167 0 0 3 0x14200 bored softnet0 55197 180085 0 0 3 0x14200 bored systqmp 52546 197582 0 0 3 0x14200 bored systq 42839 63179 0 0 3 0x14200 tmoslp softclockmp 57429 357095 0 0 3 0x40014200 tmoslp softclock 11540 350376 0 0 3 0x40014200 idle0 1 356309 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 (0xffffffff8390c848) #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+0x319 sys/uvm/uvm_fault.c:1588 #5 uvm_fault_lower+0x278 sys/uvm/uvm_fault.c:1362 #6 uvm_fault+0x272 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 43927 (syz-executor) thread 0xffff80003c4442b8 (509007) exclusive rwlock uobjlk r = 0 (0xfffffd806c068420) #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+0x319 sys/uvm/uvm_fault.c:1588 #5 uvm_fault_lower+0x278 sys/uvm/uvm_fault.c:1362 #6 uvm_fault+0x272 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 (0xffffffff8390c848) #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+0x319 sys/uvm/uvm_fault.c:1588 #5 uvm_fault_lower+0x278 sys/uvm/uvm_fault.c:1362 #6 uvm_fault+0x272 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 43927 (syz-executor) thread 0xffff80003c444f88 (346093) exclusive rrwlock inode r = 0 (0xfffffd807dd13440) #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:2920 #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 43927 (syz-executor) thread 0xffff80003c445738 (294036) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff839c4b88) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:553 #2 Xintr_ioapic_edge23_untramp+0x18f #3 Xspllower+0x1d #4 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #5 sys_futex+0x69 sys/kern/sys_futex.c:98 #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 exclusive rwlock futex r = 0 (0xffffffff8382df58) #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_futex+0x69 sys/kern/sys_futex.c:98 #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 55085 (syz-executor) thread 0xffff8000ffff0018 (495631) exclusive rrwlock inode r = 0 (0xfffffd807dd138c0) #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 vget+0x2bd sys/kern/vfs_subr.c:694 #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:1866 #13 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #13 syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd807dd130e0) #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 vget+0x2bd sys/kern/vfs_subr.c:694 #6 cache_lookup+0x36e sys/kern/vfs_cache.c:222 #7 ufs_lookup+0x21b sys/ufs/ufs/ufs_lookup.c:160 #8 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #9 vfs_lookup+0x8fa sys/kern/vfs_lookup.c:566 #10 namei+0x7aa sys/kern/vfs_lookup.c:250 #11 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1866 #12 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #12 syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 #13 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10179 10953K 10965K 166960K 11256 0 pcb 17 12K 12K 166960K 17 0 rtable 234 6K 6K 166960K 345 0 pf 31 16K 16K 166960K 31 0 ifaddr 42 7K 7K 166960K 44 0 ifgroup 50 2K 2K 166960K 50 0 sysctl 1 1K 1K 166960K 1 0 counters 64 36K 36K 166960K 64 0 ioctlops 0 0K 2K 166960K 29 0 iov 0 0K 2K 166960K 1 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1334 84K 84K 166960K 1351 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 24 89K 117K 166960K 179 0 sigio 0 0K 0K 166960K 33 0 proc 58 79K 115K 166960K 477 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 99 7K 7K 166960K 102 0 ether_multi 1 0K 0K 166960K 2 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 340 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 242 176K 190K 166960K 3091 0 UVM aobj 6 2K 2K 166960K 7 0 pinsyscall 45 90K 108K 166960K 1184 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 27 2K 2K 166960K 27 0 temp 38 8675K 8739K 166960K 3767 0 kqueue 13 20K 22K 166960K 25 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 31 1 0 1 1 0 8 0 rtentry 176 111 0 1 5 0 5 5 0 8 0 unpcb 144 47 0 31 1 0 1 1 0 8 0 syncache 336 5 0 5 1 0 1 1 0 8 1 tcpqe 32 1 0 1 1 0 1 1 0 8 1 tcpcb 808 90 0 85 8 0 8 8 0 8 7 arp 128 18 0 0 1 0 1 1 0 8 0 ipq 40 1 0 0 1 0 1 1 0 8 0 ipqe 40 1 0 0 1 0 1 1 0 8 0 inpcb 384 162 0 154 8 0 8 8 0 8 6 nd6 144 24 0 0 1 0 1 1 0 8 0 kcovpl 48 8 0 0 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 453 0 0 29 0 29 29 0 8 0 art_table 32 454 0 0 4 0 4 4 0 8 0 art_node 16 110 0 10 1 0 1 1 0 8 0 sysvmsgpl 40 1 0 0 1 0 1 1 0 8 0 semapl 112 3 0 0 1 0 1 1 0 8 0 shmpl 112 4 0 1 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1600 0 95 95 0 95 95 0 8 0 ffsino 288 1600 0 95 108 0 108 108 0 8 0 nchpl 144 1831 0 157 63 0 63 63 0 8 0 uvmvnodes 80 1681 0 0 35 0 35 35 0 8 0 vnodes 216 1681 0 0 94 0 94 94 0 8 0 namei 1024 5353 0 5353 1 0 1 1 0 8 1 percpumem 16 47 0 0 1 0 1 1 0 8 0 kstatmem 264 22 0 0 2 0 2 2 0 8 0 scxspl 216 5963 0 5962 3 1 2 2 1 8 1 plimitpl 152 37 0 12 1 0 1 1 0 8 0 sigapl 424 452 0 398 7 0 7 7 0 8 0 futexpl 64 516 0 513 1 0 1 1 0 8 0 knotepl 120 56 0 0 2 0 2 2 0 8 0 kqueuepl 224 23 0 13 1 0 1 1 0 8 0 pipepl 336 99 0 72 3 0 3 3 0 8 0 fdescpl 520 434 0 398 3 0 3 3 0 8 0 filepl 160 1517 0 1309 12 0 12 12 0 8 2 lockfpl 104 20 0 16 1 0 1 1 0 8 0 lockfspl 48 10 0 6 1 0 1 1 0 8 0 sessionpl 144 23 0 7 1 0 1 1 0 8 0 pgrppl 48 31 0 7 1 0 1 1 0 8 0 ucredpl 104 102 0 83 1 0 1 1 0 8 0 zombiepl 144 398 0 398 1 0 1 1 0 8 1 processpl 1192 452 0 398 5 0 5 5 0 8 0 procpl 656 520 0 458 6 0 6 6 0 8 0 sockpl 728 243 0 216 9 0 9 9 0 8 6 mcl64k 65536 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 2 0 0 1 0 1 1 0 8 0 mcl4k 4096 120 0 0 15 0 15 15 0 8 0 mcl2k 2048 18 0 0 3 0 3 3 0 8 0 mtagpl 96 5 0 0 1 0 1 1 0 8 0 mbufpl 256 167 0 0 11 0 11 11 0 8 0 bufpl 280 2271 0 113 155 0 155 155 0 8 0 anonpl 32 5380 0 0 44 0 44 44 0 246 0 amapchunkpl 152 8623 0 8114 28 0 28 28 0 158 3 amappl16 200 1165 0 1145 4 0 4 4 0 8 2 amappl15 192 10 0 9 1 0 1 1 0 8 0 amappl14 184 100 0 90 1 0 1 1 0 8 0 amappl13 176 7 0 7 1 0 1 1 0 8 1 amappl12 168 1027 0 991 2 0 2 2 0 8 0 amappl11 160 43 0 33 1 0 1 1 0 8 0 amappl10 152 3 0 3 1 0 1 1 0 8 1 amappl9 144 267 0 267 1 0 1 1 0 8 1 amappl8 136 39 0 38 1 0 1 1 0 8 0 amappl7 128 101 0 91 1 0 1 1 0 8 0 amappl6 120 175 0 172 1 0 1 1 0 8 0 amappl5 112 121 0 115 1 0 1 1 0 8 0 amappl4 104 277 0 262 1 0 1 1 0 8 0 amappl3 96 1392 0 1271 4 0 4 4 0 8 0 amappl2 88 607 0 553 2 0 2 2 0 8 0 amappl1 80 8223 0 7642 15 0 15 15 0 8 0 amappl 88 2462 0 2287 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 6 0 1 1 0 1 1 0 8 0 uaddrrnd 24 434 0 398 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 434 0 398 1 0 1 1 0 8 0 vmmpekpl 168 5309 0 5277 2 0 2 2 0 8 0 vmmpepl 168 33834 0 31788 101 0 101 101 0 357 2 vmsppl 480 433 0 398 7 1 6 6 0 8 0 rwobjpl 72 13387 0 10873 48 0 48 48 0 8 0 pdppl 4096 876 0 796 104 10 94 94 0 8 14 pvpl 32 12764 0 0 103 0 103 103 0 265 0 pmappl 256 433 0 398 4 1 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 391 0 13 11 0 11 11 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff837d7ff0) 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(ffffffff839c4980) at __mp_lock+0x199 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff839c4980) at __mp_lock+0x199 sys/kern/kern_lock.c:144 intr_handler(ffff80003c456ca0,ffff800000079f00) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:553 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __mp_lock(ffffffff839c4980) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff839c4980) at __mp_lock+0x192 sys/kern/kern_lock.c:144 __mp_acquire_count(ffffffff839c4980,1) 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(fffffd806ec83128) at biowait+0xc1 sys/kern/vfs_bio.c:1246 bwrite(fffffd806ec83128) at bwrite+0x2e5 sys/kern/vfs_bio.c:758 ffs_update(fffffd807dd133a0,1) at ffs_update+0x34f sys/ufs/ffs/ffs_inode.c:111 ffs_truncate(fffffd807dd133a0,79c7,0,fffffd807f7d2208) at ffs_truncate+0x6c8 sys/ufs/ffs/ffs_inode.c:197 end trace frame: 0xffff80003c457240, count: 0 ddb{0}> trace x86_ipi_db(ffffffff837d7ff0) 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(ffffffff839c4980) at __mp_lock+0x199 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff839c4980) at __mp_lock+0x199 sys/kern/kern_lock.c:144 intr_handler(ffff80003c456ca0,ffff800000079f00) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:553 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __mp_lock(ffffffff839c4980) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff839c4980) at __mp_lock+0x192 sys/kern/kern_lock.c:144 __mp_acquire_count(ffffffff839c4980,1) 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(fffffd806ec83128) at biowait+0xc1 sys/kern/vfs_bio.c:1246 bwrite(fffffd806ec83128) at bwrite+0x2e5 sys/kern/vfs_bio.c:758 ffs_update(fffffd807dd133a0,1) at ffs_update+0x34f sys/ufs/ffs/ffs_inode.c:111 ffs_truncate(fffffd807dd133a0,79c7,0,fffffd807f7d2208) at ffs_truncate+0x6c8 sys/ufs/ffs/ffs_inode.c:197 ufs_setattr(ffff80003c457250) at ufs_setattr+0x912 sys/ufs/ufs/ufs_vnops.c:403 VOP_SETATTR(fffffd806bb3b880,ffff80003c4572d8,fffffd807f7d2208,ffff80003c444f88) at VOP_SETATTR+0x11c sys/kern/vfs_vops.c:210 dotruncate(ffff80003c444f88,fffffd806bb3b880,79c7) at dotruncate+0x1d6 sys/kern/vfs_syscalls.c:2868 sys_ftruncate(ffff80003c444f88,ffff80003c457500,ffff80003c457450) at sys_ftruncate+0x1dd sys/kern/vfs_syscalls.c:2920 syscall(ffff80003c457500) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c457500) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x2824b585fa0, count: -20 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(ffffffff833e5df1) at panic+0x1e5 sys/kern/subr_prf.c:198 mtx_enter_try(ffffffff8390c838) at mtx_enter_try+0x1bf sys/kern/kern_lock.c:271 mtx_enter(ffffffff8390c838) at mtx_enter+0x60 sys/kern/kern_lock.c:239 uvm_pageclean(fffffd800884ced0) at uvm_pageclean+0x290 uvm_pagedequeue sys/uvm/uvm_page.c:-1 [inline] uvm_pageclean(fffffd800884ced0) at uvm_pageclean+0x290 sys/uvm/uvm_page.c:980 uvm_pagefree(fffffd800884ced0) at uvm_pagefree+0x26 sys/uvm/uvm_page.c:1020 uvn_get(fffffd806bf7d538,0,ffff800037c304b8,ffff800037c30494,0,2,1a9a5d53f53a3d9e,ffff800037c30710) at uvn_get+0x68b sys/uvm/uvm_vnode.c:1118 uvm_fault_lower_io(ffff800037c306d8,ffff800037c30710,ffff800037c30540,ffff800037c30548) at uvm_fault_lower_io+0x319 sys/uvm/uvm_fault.c:1588 uvm_fault_lower(ffff800037c306d8,ffff800037c30710,ffff800037c30650) at uvm_fault_lower+0x278 sys/uvm/uvm_fault.c:1362 uvm_fault(fffffd807dcd33f0,200000000000,0,2) at uvm_fault+0x272 sys/uvm/uvm_fault.c:-1 upageflttrap(ffff800037c30860,200000000100) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188 usertrap(ffff800037c30860) at usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x7a4567481b00, count: 2 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff833e5df1) at panic+0x1e5 sys/kern/subr_prf.c:198 mtx_enter_try(ffffffff8390c838) at mtx_enter_try+0x1bf sys/kern/kern_lock.c:271 mtx_enter(ffffffff8390c838) at mtx_enter+0x60 sys/kern/kern_lock.c:239 uvm_pageclean(fffffd800884ced0) at uvm_pageclean+0x290 uvm_pagedequeue sys/uvm/uvm_page.c:-1 [inline] uvm_pageclean(fffffd800884ced0) at uvm_pageclean+0x290 sys/uvm/uvm_page.c:980 uvm_pagefree(fffffd800884ced0) at uvm_pagefree+0x26 sys/uvm/uvm_page.c:1020 uvn_get(fffffd806bf7d538,0,ffff800037c304b8,ffff800037c30494,0,2,1a9a5d53f53a3d9e,ffff800037c30710) at uvn_get+0x68b sys/uvm/uvm_vnode.c:1118 uvm_fault_lower_io(ffff800037c306d8,ffff800037c30710,ffff800037c30540,ffff800037c30548) at uvm_fault_lower_io+0x319 sys/uvm/uvm_fault.c:1588 uvm_fault_lower(ffff800037c306d8,ffff800037c30710,ffff800037c30650) at uvm_fault_lower+0x278 sys/uvm/uvm_fault.c:1362 uvm_fault(fffffd807dcd33f0,200000000000,0,2) at uvm_fault+0x272 sys/uvm/uvm_fault.c:-1 upageflttrap(ffff800037c30860,200000000100) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188 usertrap(ffff800037c30860) at usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x7a4567481b00, count: -13