panic: mtx 0xffffffff83924ec8: locking against myself Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 318107 19297 0 0 0 1 syz-executor *426263 2536 0 0x10 0 0 syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff833c9689) at panic+0x1e5 sys/kern/subr_prf.c:198 mtx_enter_try(ffffffff83924ec8) at mtx_enter_try+0x1bf sys/kern/kern_lock.c:271 mtx_enter(ffffffff83924ec8) at mtx_enter+0x60 sys/kern/kern_lock.c:239 uvm_pageclean(fffffd800839bf00) at uvm_pageclean+0x290 sys/uvm/uvm_page.c:980 uvm_pagefree(fffffd800839bf00) at uvm_pagefree+0x26 sys/uvm/uvm_page.c:1020 uvn_get(fffffd800d7f7b78,8000000000000000,ffff80002f09bdc8,ffff80002f09bda4,0,0,79e7406815abe035,ffff80002f09c020) at uvn_get+0x68b sys/uvm/uvm_vnode.c:1118 uvm_fault_lower_io(ffff80002f09bfe8,ffff80002f09c020,ffff80002f09be50,ffff80002f09be58) at uvm_fault_lower_io+0x319 sys/uvm/uvm_fault.c:1588 uvm_fault_lower(ffff80002f09bfe8,ffff80002f09c020,ffff80002f09bf60) at uvm_fault_lower+0x278 sys/uvm/uvm_fault.c:1362 uvm_fault(fffffd806beb53a8,400000000000,0,2) at uvm_fault+0x272 upageflttrap(ffff80002f09c170,400000000168) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188 usertrap(ffff80002f09c170) at usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x7df6e68cf0d0, 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{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic *cpu0: mtx 0xffffffff83924ec8: locking against myself ddb{0}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff833c9689) at panic+0x1e5 sys/kern/subr_prf.c:198 mtx_enter_try(ffffffff83924ec8) at mtx_enter_try+0x1bf sys/kern/kern_lock.c:271 mtx_enter(ffffffff83924ec8) at mtx_enter+0x60 sys/kern/kern_lock.c:239 uvm_pageclean(fffffd800839bf00) at uvm_pageclean+0x290 sys/uvm/uvm_page.c:980 uvm_pagefree(fffffd800839bf00) at uvm_pagefree+0x26 sys/uvm/uvm_page.c:1020 uvn_get(fffffd800d7f7b78,8000000000000000,ffff80002f09bdc8,ffff80002f09bda4,0,0,79e7406815abe035,ffff80002f09c020) at uvn_get+0x68b sys/uvm/uvm_vnode.c:1118 uvm_fault_lower_io(ffff80002f09bfe8,ffff80002f09c020,ffff80002f09be50,ffff80002f09be58) at uvm_fault_lower_io+0x319 sys/uvm/uvm_fault.c:1588 uvm_fault_lower(ffff80002f09bfe8,ffff80002f09c020,ffff80002f09bf60) at uvm_fault_lower+0x278 sys/uvm/uvm_fault.c:1362 uvm_fault(fffffd806beb53a8,400000000000,0,2) at uvm_fault+0x272 upageflttrap(ffff80002f09c170,400000000168) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188 usertrap(ffff80002f09c170) at usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x7df6e68cf0d0, count: -13 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff80002f09bb10 rbx 0xffffffff83884dc7 cpu_info_full_primary+0x2dc7 rdx 0 rcx 0xffff8000344aa020 rax 0xffffffff83883ff0 cpu_info_full_primary+0x1ff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xf2f927185da56c0a r11 0x4d06c8b90bc70995 r12 0xffffffff83884bc8 cpu_info_full_primary+0x2bc8 r13 0 r14 0 r15 0x1 rip 0xffffffff826340f5 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80002f09bb00 ss 0 db_enter+0x25: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor) tid=426263 pid=2536 tcnt=3 stat=onproc flags process=10 proc=0 runpri=36, usrpri=86, slppri=36, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000344b39c8,0xffff8000344abc60 process=0xffff8000ffff64e0 user=0xffff80002f097000, vmspace=0xfffffd806beb53a8 estcpu=36, cpticks=6, pctcpu=0.0, user=2, sys=2, intr=2 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 51946 422868 87917 0 2 0 syz-executor 51946 482556 87917 0 3 0x4000080 msgwait syz-executor 29887 166727 77637 60928 2 0x10 syz-executor 29887 178395 77637 60928 3 0x4000090 fsleep syz-executor 19297 318107 63457 0 7 0 syz-executor 5441 52361 50861 0 3 0x80 nanoslp syz-executor 5441 15054 50861 0 3 0x4000080 pipewr syz-executor 5441 413625 50861 0 3 0x4000080 fsleep syz-executor * 2536 426263 58447 0 7 0x10 syz-executor 2536 180297 58447 0 3 0x4000090 fsleep syz-executor 2536 431227 58447 0 3 0x4000090 fsleep syz-executor 64387 435583 71366 0 3 0x80 nanoslp syz-executor 64387 502022 71366 0 3 0x4000080 lockf syz-executor 64387 323489 71366 0 3 0x4000080 fsleep syz-executor 77637 373365 78438 0 3 0x82 nanoslp syz-executor 50861 148094 78438 0 3 0x82 nanoslp syz-executor 58447 123666 78438 0 3 0x82 nanoslp syz-executor 71366 241748 78438 0 3 0x82 nanoslp syz-executor 41916 498663 78438 0 3 0x2 biowait syz-executor 63457 319022 78438 0 3 0x82 nanoslp syz-executor 87917 424296 78438 0 3 0x82 nanoslp syz-executor 589 112440 78438 0 3 0x2 biowait syz-executor 78438 412062 67421 0 3 0x82 kqread syz-executor 67421 417536 8311 0 3 0x10008a sigsusp ksh 8311 47974 53905 0 3 0x98 kqread sshd-session 53905 339832 96467 0 3 0x92 kqread sshd-session 66084 368881 1 0 3 0x100083 ttyin getty 96467 430957 1 0 3 0x88 kqread sshd 11176 409018 3897 74 3 0x1100092 bpf pflogd 3897 355744 1 0 3 0x80 sbwait pflogd 52858 207900 83839 73 3 0x1100090 kqread syslogd 83839 204477 1 0 3 0x100082 sbwait syslogd 25578 297194 1 0 3 0x100080 kqread resolvd 68578 34388 72642 77 3 0x100092 kqread dhcpleased 75722 508400 72642 77 3 0x100092 kqread dhcpleased 72642 325091 1 0 3 0x80 kqread dhcpleased 80761 259383 0 0 3 0x14200 bored smr 43139 22791 0 0 2 0x14200 zerothread 44901 16330 0 0 3 0x14200 aiodoned aiodoned 30911 129020 0 0 3 0x14200 syncer update 362 167866 0 0 3 0x14200 cleaner cleaner 76061 132669 0 0 3 0x14200 reaper reaper 22830 398166 0 0 3 0x14200 pgdaemon pagedaemon 49780 454602 0 0 3 0x14200 bored viomb 59626 23913 0 0 3 0x40014200 acpi0 acpi0 9853 111012 0 0 3 0x40014200 idle1 54694 279776 0 0 3 0x14200 bored softnet3 2183 434628 0 0 3 0x14200 bored softnet2 17287 4953 0 0 3 0x14200 bored softnet1 10428 296300 0 0 3 0x14200 bored softnet0 72636 110673 0 0 3 0x14200 bored systqmp 69209 289348 0 0 3 0x14200 bored systq 88321 374893 0 0 3 0x14200 tmoslp softclockmp 77047 243578 0 0 3 0x40014200 tmoslp softclock 70328 440856 0 0 3 0x40014200 idle0 1 74808 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks CPU 0: exclusive mutex &uvm.pageqlock r = 0 (0xffffffff83924ed8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 mtx_enter_try+0x178 #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 #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 2536 (syz-executor) thread 0xffff8000344aa020 (426263) exclusive rwlock uobjlk r = 0 (0xfffffd806bc3d9a8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #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 #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 (0xffffffff83924ed8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 mtx_enter_try+0x178 #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 #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 2536 (syz-executor) thread 0xffff8000344b22b8 (431227) exclusive rwlock futexpl r = 0 (0xffffffff83998928) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 pool_get+0x10b sys/kern/subr_pool.c:583 #3 futex_get+0x309 sys/kern/sys_futex.c:171 #4 futex_wait+0x328 #5 sys_futex+0x149 sys/kern/sys_futex.c:101 #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 (0xffffffff83856788) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #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 41916 (syz-executor) thread 0xffff80002a360f78 (498663) exclusive rrwlock inode r = 0 (0xfffffd806ba3d3e8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #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 (0xfffffd806c0bfce0) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:616 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vfs_lookup+0x109 sys/kern/vfs_lookup.c:418 #6 namei+0x7aa sys/kern/vfs_lookup.c:250 #7 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1866 #8 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 Process 589 (syz-executor) thread 0xffff80002a360ce8 (112440) exclusive rrwlock inode r = 0 (0xfffffd806ba3d0a0) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:616 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 ufs_ihashins+0x4f 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:3117 #10 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #10 syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806cf001e8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:616 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vfs_lookup+0x109 sys/kern/vfs_lookup.c:418 #6 namei+0x7aa sys/kern/vfs_lookup.c:250 #7 domkdirat+0x8b sys/kern/vfs_syscalls.c:3102 #8 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10192 11021K 11093K 166960K 11357 0 pcb 18 12K 12K 166960K 21 0 rtable 237 7K 7K 166960K 362 0 pf 34 17K 18K 166960K 47 0 ifaddr 43 7K 7K 166960K 45 0 ifgroup 55 2K 2K 166960K 55 0 sysctl 1 1K 1K 166960K 1 0 counters 64 36K 36K 166960K 64 0 ioctlops 0 0K 4K 166960K 1486 0 iov 0 0K 1K 166960K 2 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1337 84K 84K 166960K 1376 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 1K 166960K 2 0 VM map 2 1K 1K 166960K 2 0 sem 3 0K 0K 166960K 3 0 dirhash 12 2K 2K 166960K 15 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 16 57K 85K 166960K 173 0 proc 73 103K 128K 166960K 540 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 3 0 in_multi 99 7K 7K 166960K 99 0 ether_multi 1 0K 0K 166960K 1 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 67 307K 307K 166960K 67 0 exec 0 0K 1K 166960K 366 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 217 76K 76K 166960K 3089 0 UVM aobj 4 2K 2K 166960K 4 0 pinsyscall 41 82K 101K 166960K 1251 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 22 1K 1K 166960K 28 0 temp 37 8678K 8742K 166960K 4045 0 kqueue 14 22K 24K 166960K 28 0 SYN cache 2 16K 16K 166960K 2 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 24 0 0 1 0 1 1 0 8 0 rtpcb 120 39 0 36 1 0 1 1 0 8 0 rtentry 160 111 0 1 5 0 5 5 0 8 0 unpcb 144 52 0 32 1 0 1 1 0 8 0 syncache 336 3 0 3 1 0 1 1 0 8 1 tcpcb 808 17 0 12 1 0 1 1 0 8 0 arp 120 18 0 0 1 0 1 1 0 8 0 inpcb 376 85 0 76 2 0 2 2 0 8 0 nd6 136 24 0 0 1 0 1 1 0 8 0 kcovpl 48 8 0 0 1 0 1 1 0 8 0 pffrag 232 1 0 0 1 0 1 1 0 482 0 pffrnode 88 1 0 0 1 0 1 1 0 8 0 pffrent 40 1 0 0 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 pfstitem 24 17 0 0 1 0 1 1 0 8 0 pfstkey 128 17 0 0 1 0 1 1 0 8 0 pfstate 376 17 0 0 2 0 2 2 0 8 0 pfrule 1344 22 0 16 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 453 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 3 0 3 1 0 1 1 0 8 1 semapl 112 1 0 0 1 0 1 1 0 8 0 shmpl 112 1 0 0 1 0 1 1 0 8 0 dirhash 1024 19 0 2 3 0 3 3 0 8 0 dino2pl 256 1624 0 114 95 0 95 95 0 8 0 ffsino 280 1624 0 114 109 0 109 109 0 8 0 nchpl 144 1857 0 170 63 0 63 63 0 8 0 uvmvnodes 80 1721 0 0 36 0 36 36 0 8 0 vnodes 216 1721 0 0 96 0 96 96 0 8 0 namei 1024 5716 0 5715 1 0 1 1 0 8 0 percpumem 16 46 0 0 1 0 1 1 0 8 0 kstatmem 264 24 0 0 2 0 2 2 0 8 0 scxspl 216 6194 0 6192 3 2 1 2 1 8 0 plimitpl 152 32 0 15 1 0 1 1 0 8 0 sigapl 424 471 0 423 7 0 7 7 0 8 1 futexpl 64 615 0 610 1 0 1 1 0 8 0 knotepl 120 58 0 0 2 0 2 2 0 8 0 kqueuepl 216 30 0 18 1 0 1 1 0 8 0 pipepl 328 108 0 80 3 0 3 3 0 8 0 fdescpl 504 453 0 423 5 0 5 5 0 8 0 filepl 152 1647 0 1424 9 0 9 9 0 8 0 lockfpl 104 11 0 6 1 0 1 1 0 8 0 lockfspl 48 7 0 3 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 104 113 0 98 1 0 1 1 0 8 0 zombiepl 144 423 0 423 1 0 1 1 0 8 1 processpl 1176 471 0 423 5 0 5 5 0 8 0 procpl 656 538 0 482 6 0 6 6 0 8 0 sockpl 688 176 0 144 4 0 4 4 0 8 1 mcl64k 65536 2 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 mcl8k 8192 2 0 0 1 0 1 1 0 8 0 mcl4k 4096 116 0 0 15 0 15 15 0 8 0 mcl2k 2048 13 0 0 2 0 2 2 0 8 0 mtagpl 96 4 0 0 1 0 1 1 0 8 0 mbufpl 256 147 0 0 10 0 10 10 0 8 0 bufpl 280 2407 0 126 163 0 163 163 0 8 0 anonpl 24 104499 0 101301 34 1 33 33 0 184 10 amapchunkpl 152 9460 0 8997 25 0 25 25 0 158 4 amappl16 200 2047 0 2025 5 1 4 5 0 8 2 amappl15 192 4 0 4 1 1 0 1 0 8 0 amappl14 184 110 0 98 1 0 1 1 0 8 0 amappl13 176 7 0 7 1 1 0 1 0 8 0 amappl12 168 1090 0 1060 3 1 2 2 0 8 0 amappl11 160 52 0 38 1 0 1 1 0 8 0 amappl10 152 5 0 5 1 1 0 1 0 8 0 amappl9 144 250 0 250 1 1 0 1 0 8 0 amappl8 136 47 0 45 1 0 1 1 0 8 0 amappl7 128 105 0 93 1 0 1 1 0 8 0 amappl6 120 178 0 175 1 0 1 1 0 8 0 amappl5 112 121 0 112 1 0 1 1 0 8 0 amappl4 104 315 0 295 1 0 1 1 0 8 0 amappl3 96 1512 0 1404 3 0 3 3 0 8 0 amappl2 88 634 0 575 2 0 2 2 0 8 0 amappl1 80 7770 0 7207 13 0 13 13 0 8 0 amappl 88 2719 0 2559 4 0 4 4 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 3 0 0 1 0 1 1 0 8 0 uaddrrnd 24 453 0 423 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 453 0 423 1 0 1 1 0 8 0 vmmpekpl 168 5363 0 5324 2 0 2 2 0 8 0 vmmpepl 168 34515 0 32728 82 0 82 82 0 357 0 vmsppl 456 452 0 423 5 0 5 5 0 8 1 rwobjpl 64 14610 0 11982 43 0 43 43 0 8 0 pdppl 4096 913 0 846 95 14 81 81 0 8 14 pvpl 32 11256 0 0 92 1 91 91 0 265 0 pmappl 248 452 0 423 3 0 3 3 0 8 0 extentpl 40 55 0 38 1 0 1 1 0 8 0 phpool 112 264 0 16 8 0 8 8 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff833c9689) at panic+0x1e5 sys/kern/subr_prf.c:198 mtx_enter_try(ffffffff83924ec8) at mtx_enter_try+0x1bf sys/kern/kern_lock.c:271 mtx_enter(ffffffff83924ec8) at mtx_enter+0x60 sys/kern/kern_lock.c:239 uvm_pageclean(fffffd800839bf00) at uvm_pageclean+0x290 sys/uvm/uvm_page.c:980 uvm_pagefree(fffffd800839bf00) at uvm_pagefree+0x26 sys/uvm/uvm_page.c:1020 uvn_get(fffffd800d7f7b78,8000000000000000,ffff80002f09bdc8,ffff80002f09bda4,0,0,79e7406815abe035,ffff80002f09c020) at uvn_get+0x68b sys/uvm/uvm_vnode.c:1118 uvm_fault_lower_io(ffff80002f09bfe8,ffff80002f09c020,ffff80002f09be50,ffff80002f09be58) at uvm_fault_lower_io+0x319 sys/uvm/uvm_fault.c:1588 uvm_fault_lower(ffff80002f09bfe8,ffff80002f09c020,ffff80002f09bf60) at uvm_fault_lower+0x278 sys/uvm/uvm_fault.c:1362 uvm_fault(fffffd806beb53a8,400000000000,0,2) at uvm_fault+0x272 upageflttrap(ffff80002f09c170,400000000168) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188 usertrap(ffff80002f09c170) at usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x7df6e68cf0d0, count: -13 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffff800029a9bff0) 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(ffffffff8390e838) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff8390e838) at __mp_lock+0x192 sys/kern/kern_lock.c:144 syscall(ffff80003c4ea450) at syscall+0xae6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c4ea450) at syscall+0xae6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x75eb9ec46ab0, count: 9 ddb{1}> trace x86_ipi_db(ffff800029a9bff0) 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(ffffffff8390e838) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff8390e838) at __mp_lock+0x192 sys/kern/kern_lock.c:144 syscall(ffff80003c4ea450) at syscall+0xae6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c4ea450) at syscall+0xae6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x75eb9ec46ab0, count: -6