uvm_fault(0xfffffd8073626020, 0x0, 0, 2) -> e kernel: page fault trap, code=0 Stopped at km_free+0x118: movq $0,0(%rax) TID PID UID PRFLAGS PFLAGS CPU COMMAND *248479 39312 0 0x10 0x4000000 0K syz-executor.2 km_free(0,1000,ffffffff8277f7a8,ffffffff8277f7c0) at km_free+0x118 sys/uvm/uvm_km.c:973 pool_p_free(ffffffff82a73410,fffffd8065342f90) at pool_p_free+0x14b sys/kern/subr_pool.c:1014 pool_reclaim(ffffffff82a73410) at pool_reclaim+0x239 sys/kern/subr_pool.c:1153 pool_reclaim_all() at pool_reclaim_all+0x38 kern_sysctl(ffff800026eebf64,1,0,ffff800026eebf98,20000140,4,bf20395273061536) at kern_sysctl+0x181e sys/kern/kern_sysctl.c:631 sys_sysctl(ffff8000ffff5508,ffff800026eec008,ffff800026eec060) at sys_sysctl+0x209 sys/kern/kern_sysctl.c:249 syscall(ffff800026eec0d0) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800026eec0d0) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xbc2f90c42a0, count: 7 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: uvm_fault(0xfffffd8073626020, 0x0, 0, 2) -> e ddb{0}> trace km_free(0,1000,ffffffff8277f7a8,ffffffff8277f7c0) at km_free+0x118 sys/uvm/uvm_km.c:973 pool_p_free(ffffffff82a73410,fffffd8065342f90) at pool_p_free+0x14b sys/kern/subr_pool.c:1014 pool_reclaim(ffffffff82a73410) at pool_reclaim+0x239 sys/kern/subr_pool.c:1153 pool_reclaim_all() at pool_reclaim_all+0x38 kern_sysctl(ffff800026eebf64,1,0,ffff800026eebf98,20000140,4,bf20395273061536) at kern_sysctl+0x181e sys/kern/kern_sysctl.c:631 sys_sysctl(ffff8000ffff5508,ffff800026eec008,ffff800026eec060) at sys_sysctl+0x209 sys/kern/kern_sysctl.c:249 syscall(ffff800026eec0d0) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800026eec0d0) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xbc2f90c42a0, count: -8 ddb{0}> show registers rdi 0xffff80002e555000 rsi 0x38f1 __ALIGN_SIZE+0x28f1 rbp 0xffff800026eebaf0 rbx 0x28000000000 rdx 0xffff80002e555000 rcx 0x38f0 __ALIGN_SIZE+0x28f0 rax 0 r8 0 r9 0x1 r10 0x7fb9d845a5e1d276 r11 0x92b0f452781b876a r12 0 r13 0xffffffff8277f7a8 kv_page r14 0x1000 __ALIGN_SIZE r15 0x1000 __ALIGN_SIZE rip 0xffffffff81aaaff8 km_free+0x118 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff800026eeba70 ss 0x10 km_free+0x118: movq $0,0(%rax) ddb{0}> show proc PROC (syz-executor.2) pid=248479 stat=onproc flags process=10 proc=4000000 pri=32, usrpri=84, nice=20 forw=0xffffffffffffffff, list=0xffff8000ffff4008,0xffffffff829cd7b8 process=0xffff8000ffff1d30 user=0xffff800026ee7000, vmspace=0xfffffd8073626020 estcpu=36, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 39312 361239 14018 0 2 0x10 syz-executor.2 *39312 248479 14018 0 7 0x4000010 syz-executor.2 96205 508249 58450 0 2 0x480 syz-executor.4 96205 99892 58450 0 3 0x4000080 netcon syz-executor.4 96205 257521 58450 0 3 0x4000080 fsleep syz-executor.4 72354 489417 63347 0 3 0x80 nanoslp syz-executor.1 72354 174690 63347 0 3 0x4000080 netio syz-executor.1 72354 28372 63347 0 3 0x4000080 fsleep syz-executor.1 28438 464977 43903 0 2 0x480 syz-executor.7 28438 184864 43903 0 3 0x4000080 bell syz-executor.7 28438 298252 43903 0 3 0x4000080 bell syz-executor.7 28438 225885 43903 0 3 0x4000080 rest syz-executor.7 27713 263123 5144 0 2 0x2 syz-executor.0 16933 519051 5144 0 2 0x482 syz-executor.5 58450 80480 5144 0 2 0x482 syz-executor.4 63347 202880 5144 0 2 0x482 syz-executor.1 43903 516683 5144 0 2 0x482 syz-executor.7 42329 276809 1 0 3 0x100083 ttyin getty 2983 144967 5144 0 2 0x2 syz-executor.6 14018 128545 5144 0 2 0x482 syz-executor.2 58560 113046 5144 0 3 0x82 nanoslp syz-executor.3 71644 171496 0 0 3 0x14280 nfsidl nfsio 68384 75081 0 0 3 0x14280 nfsidl nfsio 28543 212070 0 0 3 0x14280 nfsidl nfsio 94818 429880 0 0 3 0x14280 nfsidl nfsio 77383 67997 0 0 3 0x14280 nfsidl nfsio 43206 507713 0 0 3 0x14280 nfsidl nfsio 76769 246277 0 0 3 0x14280 nfsidl nfsio 92095 256429 0 0 3 0x14280 nfsidl nfsio 75419 333723 0 0 3 0x14280 nfsidl nfsio 38982 479146 0 0 3 0x14280 nfsidl nfsio 46784 64423 0 0 3 0x14280 nfsidl nfsio 45733 177423 0 0 3 0x14280 nfsidl nfsio 93630 510594 0 0 3 0x14280 nfsidl nfsio 18161 455460 0 0 3 0x14280 nfsidl nfsio 28576 276559 0 0 3 0x14280 nfsidl nfsio 61060 163773 0 0 3 0x14280 nfsidl nfsio 64132 93257 0 0 3 0x14280 nfsidl nfsio 9919 35757 0 0 3 0x14280 nfsidl nfsio 55271 16935 0 0 3 0x14280 nfsidl nfsio 9741 428770 0 0 3 0x14280 nfsidl nfsio 63599 314370 0 0 3 0x14200 bored sosplice 5144 53268 83813 0 3 0x82 kqread syz-fuzzer 5144 22378 83813 0 3 0x4000082 nanoslp syz-fuzzer 5144 94453 83813 0 3 0x4000082 thrsleep syz-fuzzer 5144 480189 83813 0 2 0x4000482 syz-fuzzer 5144 105625 83813 0 3 0x4000082 thrsleep syz-fuzzer 5144 217619 83813 0 3 0x4000082 thrsleep syz-fuzzer 5144 248590 83813 0 3 0x4000082 thrsleep syz-fuzzer 5144 61059 83813 0 3 0x4000082 thrsleep syz-fuzzer 5144 123062 83813 0 3 0x4000082 thrsleep syz-fuzzer 5144 34405 83813 0 3 0x4000082 thrsleep syz-fuzzer 83813 468485 84324 0 3 0x10008a sigsusp ksh 84324 331426 41638 0 3 0x9a kqread sshd 41638 471324 1 0 3 0x88 kqread sshd 45299 373710 47704 74 3 0x1100092 bpf pflogd 47704 246708 1 0 3 0x80 netio pflogd 10525 14293 42186 73 3 0x1100090 kqread syslogd 42186 24273 1 0 3 0x100082 netio syslogd 66014 405806 1 0 3 0x100080 kqread resolvd 61384 452985 95368 77 3 0x100092 kqread dhcpleased 52095 251499 95368 77 3 0x100092 kqread dhcpleased 95368 437155 1 0 3 0x80 kqread dhcpleased 85841 165107 0 0 3 0x14200 bored smr 14560 254592 0 0 2 0x14200 zerothread 70276 121967 0 0 3 0x14200 aiodoned aiodoned 45262 243708 0 0 3 0x14200 syncer update 64057 146486 0 0 3 0x14200 cleaner cleaner 24031 300157 0 0 3 0x14200 reaper reaper 79371 281359 0 0 3 0x14200 pgdaemon pagedaemon 42594 314856 0 0 3 0x14200 bored viomb 15807 169181 0 0 3 0x40014200 acpi0 acpi0 8981 392079 0 0 7 0x40014200 idle1 36210 393440 0 0 3 0x14200 bored softnet 32964 48234 0 0 3 0x14200 bored systqmp 63503 66734 0 0 3 0x14200 bored systq 41880 230407 0 0 3 0x40014200 bored softclock 73651 503518 0 0 3 0x40014200 idle0 1 49194 0 0 3 0x80082 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 39312 (syz-executor.2) thread 0xffff8000ffff5508 (248479) shared rwlock pools r = 0 (0xffffffff829056c0) #0 witness_lock+0x44d #1 pool_reclaim_all+0x18 #2 kern_sysctl+0x181e sys/kern/kern_sysctl.c:631 #3 sys_sysctl+0x209 sys/kern/kern_sysctl.c:249 #4 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #4 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #5 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 1 (0xffffffff82a52ff8) #0 witness_lock+0x44d #1 syscall+0x3ef mi_syscall sys/sys/syscall_mi.h:93 [inline] #1 syscall+0x3ef sys/arch/amd64/amd64/trap.c:585 #2 Xsyscall+0x128 Process 27713 (syz-executor.0) thread 0xffff8000ffff5a48 (263123) exclusive rrwlock inode r = 0 (0xfffffd806e3f53c8) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:461 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:534 #4 ufs_ihashins+0x42 sys/ufs/ufs/ufs_ihash.c:140 #5 ffs_vget+0x141 sys/ufs/ffs/ffs_vfsops.c:1347 #6 ffs_inode_alloc+0x1be sys/ufs/ffs/ffs_alloc.c:394 #7 ufs_mkdir+0xf4 sys/ufs/ufs/ufs_vnops.c:1162 #8 VOP_MKDIR+0xbf sys/kern/vfs_vops.c:404 #9 domkdirat+0x121 sys/kern/vfs_syscalls.c:3101 #10 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #10 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8071102098) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:461 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:534 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:579 #5 vfs_lookup+0xd1 sys/kern/vfs_lookup.c:413 #6 namei+0x36a sys/kern/vfs_lookup.c:245 #7 domkdirat+0x75 sys/kern/vfs_syscalls.c:3086 #8 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #8 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #9 Xsyscall+0x128 Process 2983 (syz-executor.6) thread 0xffff80002c3327e0 (144967) exclusive rrwlock inode r = 0 (0xfffffd807117f3d8) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:461 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:534 #4 ufs_ihashins+0x42 sys/ufs/ufs/ufs_ihash.c:140 #5 ffs_vget+0x141 sys/ufs/ffs/ffs_vfsops.c:1347 #6 ffs_inode_alloc+0x1be sys/ufs/ffs/ffs_alloc.c:394 #7 ufs_mkdir+0xf4 sys/ufs/ufs/ufs_vnops.c:1162 #8 VOP_MKDIR+0xbf sys/kern/vfs_vops.c:404 #9 domkdirat+0x121 sys/kern/vfs_syscalls.c:3101 #10 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #10 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8066e7c1a8) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:461 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:534 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:579 #5 vfs_lookup+0xd1 sys/kern/vfs_lookup.c:413 #6 namei+0x36a sys/kern/vfs_lookup.c:245 #7 domkdirat+0x75 sys/kern/vfs_syscalls.c:3086 #8 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #8 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #9 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10247 6778K 7113K 78643K 44622 0 pcb 13 24K 28K 78643K 2234 0 rtable 227 20K 22K 78643K 4282 0 ifaddr 102 23K 25K 78643K 1632 0 sysctl 2 0K 0K 78643K 4 0 counters 56 35K 36K 78643K 388 0 ioctlops 0 0K 4K 78643K 4938 0 iov 0 0K 18K 78643K 1849 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 4 0 vnodes 1710 107K 107K 78643K 12460 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 9K 78643K 176 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 2094 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 14 49K 93K 78643K 16871 0 sigio 1 0K 0K 78643K 1153 0 proc 70 87K 111K 78643K 2863 0 subproc 104 6K 7K 78643K 898 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 719 0 in_multi 80 5K 6K 78643K 1439 0 ether_multi 1 0K 0K 78643K 135 0 mrt 1 0K 0K 78643K 76 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 247 1102K 1102K 78643K 247 0 exec 0 0K 2K 78643K 4279 0 tdb 3 0K 0K 78643K 3 0 pagedep 1 8K 8K 78643K 1 0 inodedep 1 32K 32K 78643K 1 0 newblk 1 0K 0K 78643K 1 0 VM swap 7 26K 26K 78643K 7 0 UVM amap 667 1363K 1384K 78643K 210287 0 UVM aobj 131 4K 4K 78643K 134 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 825 0 NDP 16 0K 1K 78643K 381 0 temp 161 4745K 8831K 78643K 204606 0 kqueue 13 20K 29K 78643K 902 0 SYN cache 2 16K 16K 78643K 2 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 22 0 0 1 0 1 1 0 8 0 rtpcb 120 1340 0 1337 21 20 1 5 0 8 0 rtentry 112 1225 0 1139 4 1 3 4 0 8 0 unpcb 136 11037 0 11018 119 118 1 9 0 8 0 syncache 296 69 0 69 18 18 0 1 0 8 0 sackhl 24 1 0 1 1 1 0 1 0 8 0 tcpqe 32 52 0 52 6 6 0 1 0 8 0 tcpcb 736 14871 0 14830 367 363 4 25 0 8 0 arp 120 154 0 138 1 0 1 1 0 8 0 inpcb 304 27295 0 27287 325 324 1 25 0 8 0 rttmr 72 17 0 17 5 5 0 1 0 8 0 ip6q 72 5 0 5 2 2 0 1 0 8 0 ip6af 40 10 0 10 2 2 0 1 0 8 0 nd6 48 282 0 265 1 0 1 1 0 8 0 pkpcb 40 40 0 40 9 9 0 1 0 8 0 kcovpl 48 67 0 59 1 0 1 1 0 8 0 ppxss 1248 64 0 64 17 17 0 1 0 8 0 pfstscr 40 139 0 139 10 10 0 1 0 8 0 pffrag 232 68 0 64 4 3 1 1 0 482 0 pffrnode 88 68 0 64 4 3 1 1 0 8 0 pffrent 40 250 0 246 4 3 1 1 0 8 0 pfosfp 40 1434 0 1009 5 0 5 5 0 8 0 pfosfpen 112 1434 0 718 21 0 21 21 0 8 0 pfrktable 1344 326 0 315 6 5 1 2 0 8 0 pftag 88 12 0 6 2 1 1 1 0 8 0 pfqueue 264 14 0 14 4 4 0 1 0 8 0 pfstitem 24 54 0 52 1 0 1 1 0 8 0 pfstkey 112 302 0 300 1 0 1 1 0 8 0 pfstate 320 168 0 166 3 2 1 3 0 8 0 pfrule 1360 511 0 470 5 1 4 4 0 8 0 art_heap8 4096 5 0 4 5 4 1 3 0 8 0 art_heap4 256 5396 0 5009 56 29 27 32 0 8 0 art_table 32 5401 0 5013 5 1 4 5 0 8 0 art_node 16 1150 0 1074 1 0 1 1 0 8 0 sysvmsgpl 40 13 0 7 1 0 1 1 0 8 0 semapl 112 2088 0 2078 1 0 1 1 0 8 0 shmpl 112 131 0 3 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 23276 0 21776 95 0 95 95 0 8 0 ffsino 272 23276 0 21776 101 0 101 101 0 8 0 nchpl 144 45310 0 43683 63 0 63 63 0 8 0 uvmvnodes 80 5926 0 0 121 0 121 121 0 8 0 vnodes 224 5926 0 0 349 0 349 349 0 8 0 namei 1024 175187 0 175185 3 2 1 2 0 8 0 percpumem 16 206 0 166 1 0 1 1 0 8 0 vcpupl 2048 385 0 2 48 0 48 48 0 8 0 vmpool 560 437 0 54 28 0 28 28 0 8 0 pfiaddrpl 120 104 0 83 3 2 1 1 0 8 0 scsiplug 72 6 0 6 2 2 0 1 0 8 0 scxspl 216 122739 0 122739 16 15 1 8 0 8 1 plimitpl 152 2567 0 2552 1 0 1 1 0 8 0 sigapl 424 17098 0 17034 9 1 8 8 0 8 0 futexpl 64 168877 0 168875 1 0 1 1 0 8 0 knotepl 120 735 0 0 9 1 8 8 0 8 0 kqueuepl 216 3560 0 3551 82 80 2 5 0 8 1 pipepl 336 5215 0 5186 150 147 3 11 0 8 0 fdescpl 496 17048 0 17021 9 5 4 5 0 8 0 filepl 152 133382 0 133069 219 205 14 26 0 8 0 lockfpl 104 5785 0 5783 19 18 1 3 0 8 0 lockfspl 48 1369 0 1367 1 0 1 1 0 8 0 sessionpl 144 86 0 69 1 0 1 1 0 8 0 pgrppl 48 179 0 162 1 0 1 1 0 8 0 ucredpl 96 16730 0 16711 1 0 1 1 0 8 0 zombiepl 144 17036 0 17034 1 0 1 1 0 8 0 processpl 1064 17098 0 17034 5 0 5 5 0 8 0 procpl 672 45679 0 45598 32 24 8 9 0 8 0 srpgc 96 76 0 76 19 19 0 1 0 8 0 sosppl 168 143 0 143 19 19 0 1 0 8 0 sockpl 480 39771 0 39733 804 791 13 43 0 8 6 mcl64k 65536 34 0 0 4 1 3 3 0 8 0 mcl16k 16384 28 0 0 4 2 2 3 0 8 0 mcl12k 12288 25 0 0 2 0 2 2 0 8 0 mcl9k 9216 7 0 0 1 0 1 1 0 8 0 mcl8k 8192 26 0 0 3 0 3 3 0 8 0 mcl4k 4096 17 0 0 3 0 3 3 0 8 0 mcl2k2 2112 6 0 0 1 0 1 1 0 8 0 mcl2k 2048 434 0 0 32 4 28 32 0 8 0 mtagpl 96 1106 0 0 15 0 15 15 0 8 0 mbufpl 256 5092 0 0 288 0 288 288 0 8 0 bufpl 288 27392 0 21056 453 0 453 453 0 8 0 anonpl 24 4794552 0 4774437 349 210 139 159 0 186 0 amapchunkpl 152 514130 0 513199 151 108 43 54 0 158 2 amappl16 200 46595 0 45865 246 206 40 51 0 8 0 amappl15 192 4784 0 4773 1 0 1 1 0 8 0 amappl14 184 1714 0 1708 1 0 1 1 0 8 0 amappl13 176 2488 0 2487 1 0 1 1 0 8 0 amappl12 168 2449 0 2441 2 1 1 1 0 8 0 amappl11 160 943 0 927 1 0 1 1 0 8 0 amappl10 152 909 0 903 1 0 1 1 0 8 0 amappl9 144 4871 0 4868 1 0 1 1 0 8 0 amappl8 136 2710 0 2545 6 0 6 6 0 8 0 amappl7 128 964 0 952 1 0 1 1 0 8 0 amappl6 120 4835 0 4809 2 1 1 2 0 8 0 amappl5 112 13716 0 13699 1 0 1 1 0 8 0 amappl4 104 5358 0 5323 7 5 2 2 0 8 1 amappl3 96 4998 0 4985 1 0 1 1 0 8 0 amappl2 88 5534 0 5470 3 0 3 3 0 8 0 amappl1 80 304741 0 304172 20 6 14 19 0 8 0 amappl 88 208331 0 207982 11 1 10 10 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 72 133 0 3 3 0 3 3 0 8 0 uaddrrnd 24 17485 0 17075 3 0 3 3 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 17485 0 17075 3 0 3 3 0 8 0 vmmpekpl 168 128437 0 128327 5 0 5 5 0 8 0 vmmpepl 168 1556450 0 1553106 500 338 162 178 0 357 2 vmsppl 368 17484 0 17075 40 2 38 38 0 8 0 rwobjpl 56 373059 0 365080 143 28 115 117 0 8 0 pdppl 4096 34977 0 34533 1177 723 454 454 0 8 10 pvpl 32 7951144 0 7927193 581 361 220 248 0 265 0 pmappl 248 17484 0 17075 26 0 26 26 0 8 0 extentpl 40 58 0 38 1 0 1 1 0 8 0 phpool 112 2840 0 1280 46 1 45 45 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace km_free(0,1000,ffffffff8277f7a8,ffffffff8277f7c0) at km_free+0x118 sys/uvm/uvm_km.c:973 pool_p_free(ffffffff82a73410,fffffd8065342f90) at pool_p_free+0x14b sys/kern/subr_pool.c:1014 pool_reclaim(ffffffff82a73410) at pool_reclaim+0x239 sys/kern/subr_pool.c:1153 pool_reclaim_all() at pool_reclaim_all+0x38 kern_sysctl(ffff800026eebf64,1,0,ffff800026eebf98,20000140,4,bf20395273061536) at kern_sysctl+0x181e sys/kern/kern_sysctl.c:631 sys_sysctl(ffff8000ffff5508,ffff800026eec008,ffff800026eec060) at sys_sysctl+0x209 sys/kern/kern_sysctl.c:249 syscall(ffff800026eec0d0) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800026eec0d0) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xbc2f90c42a0, count: -8 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp x86_ipi_db(ffff800020ce8ff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23 acpicpu_idle() at acpicpu_idle+0x312 sys/dev/acpi/acpicpu.c:1206 sched_idle(ffff800020ce8ff0) at sched_idle+0x417 sys/kern/kern_sched.c:178 end trace frame: 0x0, count: 10 ddb{1}> trace x86_ipi_db(ffff800020ce8ff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23 acpicpu_idle() at acpicpu_idle+0x312 sys/dev/acpi/acpicpu.c:1206 sched_idle(ffff800020ce8ff0) at sched_idle+0x417 sys/kern/kern_sched.c:178 end trace frame: 0x0, count: -5