panic: pool_p_free: rttmr free list modified: page 0xfffffd8065863000; item addr 0xfffffd8065863e78; offset 0x10=0x8394d4d0 Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 181929 77292 0 0x2 0 0 syz-executor *187794 38191 0 0x14000 0x200 1 systqmp db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff8336b592) at panic+0x1e5 sys/kern/subr_prf.c:198 pool_p_free(ffffffff83942af8,fffffd8065863f90) at pool_p_free+0x2d1 sys/kern/subr_pool.c:986 pool_gc_pages(0) at pool_gc_pages+0x357 sys/kern/subr_pool.c:1587 taskq_thread(ffffffff837c1e30) at taskq_thread+0x157 sys/kern/kern_task.c:446 end trace frame: 0x0, count: 10 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: pool_p_free: rttmr free list modified: page 0xfffffd8065863000; item addr 0xfffffd8065863e78; offset 0x10=0x8394d4d0 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff8336b592) at panic+0x1e5 sys/kern/subr_prf.c:198 pool_p_free(ffffffff83942af8,fffffd8065863f90) at pool_p_free+0x2d1 sys/kern/subr_pool.c:986 pool_gc_pages(0) at pool_gc_pages+0x357 sys/kern/subr_pool.c:1587 taskq_thread(ffffffff837c1e30) at taskq_thread+0x157 sys/kern/kern_task.c:446 end trace frame: 0x0, count: -5 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80002a21aa50 rbx 0xffff8000299eeddf rdx 0 rcx 0xffff8000ffffe298 rax 0xffff8000299edff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xe7fce87284c64f4e r11 0x2d602d69e838e23f r12 0xffff8000299eebe0 r13 0 r14 0 r15 0x1 rip 0xffffffff83237755 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80002a21aa40 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (systqmp) tid=187794 pid=38191 tcnt=1 stat=onproc flags process=14000 proc=200 runpri=32, usrpri=50, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000ffffe7c8,0xffff8000ffffe010 process=0xffff8000ffff84d0 user=0xffff80002a215000, vmspace=0xffffffff839420a8 estcpu=0, cpticks=4, pctcpu=0.0, user=0, sys=0, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 91432 164461 1 0 3 0x100083 ttyopn getty 31350 242225 77292 0 3 0x82 wait syz-executor 6672 391497 0 0 3 0x14200 acct acct 31883 37197 77292 0 3 0x82 wait syz-executor 73953 367585 77292 0 3 0x2 getblk syz-executor 81017 14335 0 0 3 0x14200 bored sosplice 28704 66932 77292 0 2 0x2 syz-executor 54566 147055 77292 0 3 0x2 biowait syz-executor 83674 101373 77292 0 3 0x82 wait syz-executor 39565 377845 77292 0 3 0x82 wait syz-executor 96713 314953 77292 0 3 0x82 wait syz-executor 77292 181929 27853 0 7 0x2 syz-executor 27853 421240 47047 0 3 0x10008a sigsusp ksh 47047 93770 93879 0 3 0x98 kqread sshd-session 93879 131125 68206 0 3 0x92 kqread sshd-session 68206 499200 1 0 3 0x88 kqread sshd 1857 456374 7349 74 3 0x1100092 bpf pflogd 7349 431604 1 0 3 0x80 sbwait pflogd 31335 425373 83312 73 2 0x1100010 syslogd 83312 227939 1 0 3 0x100082 sbwait syslogd 90076 296116 1 0 3 0x100080 kqread resolvd 21026 20969 87952 77 3 0x100092 kqread dhcpleased 59198 279460 87952 77 3 0x100092 kqread dhcpleased 87952 341485 1 0 3 0x80 kqread dhcpleased 73897 332741 0 0 2 0x40014200 smr 83297 193905 0 0 2 0x14200 zerothread 69220 484531 0 0 3 0x14200 aiodoned aiodoned 34048 230324 0 0 2 0x14e00 update 51449 392944 0 0 3 0x14200 cleaner cleaner 37252 53267 0 0 2 0x14200 reaper 65950 86235 0 0 3 0x14200 pgdaemon pagedaemon 5694 381633 0 0 3 0x14200 bored viomb 21750 19658 0 0 3 0x40014200 acpi0 acpi0 30665 110251 0 0 3 0x40014200 idle1 82448 124912 0 0 3 0x14200 bored softnet7 60473 408315 0 0 3 0x14200 bored softnet6 2420 286972 0 0 3 0x14200 bored softnet5 4424 246938 0 0 3 0x14200 bored softnet4 91453 417581 0 0 3 0x14200 bored softnet3 63088 58807 0 0 3 0x14200 bored softnet2 79068 26716 0 0 3 0x14200 bored softnet1 57445 449422 0 0 2 0x14200 softnet0 *38191 187794 0 0 7 0x14200 systqmp 76833 66010 0 0 3 0x14200 bored systq 54933 122735 0 0 3 0x14200 tmoslp softclockmp 81028 476811 0 0 3 0x40014200 tmoslp softclock 78004 505509 0 0 3 0x40014200 idle0 1 102289 0 0 3 0x82 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb{1}> show all locks CPU 0: exclusive mutex &table->inpt_mtx r = 0 (0xffffffff83949038) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 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 in_pcbdetach+0x14c sys/netinet/in_pcb.c:612 #4 tcp_close+0x194 tcpstat_inc sys/netinet/tcp_var.h:-1 [inline] #4 tcp_close+0x194 sys/netinet/tcp_subr.c:530 #5 tcp_detach+0x8f sys/netinet/tcp_usrreq.c:-1 #6 soclose+0xb0 pru_detach sys/sys/protosw.h:280 [inline] #6 soclose+0xb0 sys/kern/uipc_socket.c:402 #7 soo_close+0x56 sys/kern/sys_socket.c:-1 #8 fdrop+0x121 sys/kern/kern_descrip.c:1280 #9 closef+0x192 sys/kern/kern_descrip.c:1264 #10 fdfree+0x116 sys/kern/kern_descrip.c:1195 #11 exit1+0x576 sys/kern/kern_exit.c:215 #12 proc_suspend_check_locked+0x2fd sys/kern/kern_sig.c:2235 #13 userret+0x8c proc_suspend_check sys/kern/kern_sig.c:-1 [inline] #13 userret+0x8c sys/kern/kern_sig.c:2194 #14 syscall+0x9cd mi_syscall_return sys/sys/syscall_mi.h:203 [inline] #14 syscall+0x9cd sys/arch/amd64/amd64/trap.c:769 #15 Xsyscall+0x128 Process 73953 (syz-executor) thread 0xffff80003c458a88 (367585) exclusive rrwlock inode r = 0 (0xfffffd806ff74b80) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xa3 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vget+0x2a2 sys/kern/vfs_subr.c:693 #6 ufs_ihashget+0x185 sys/ufs/ufs/ufs_ihash.c:98 #7 ffs_vget+0x8c sys/ufs/ffs/ffs_vfsops.c:1203 #8 ufs_lookup+0x1a36 sys/ufs/ufs/ufs_lookup.c:478 #9 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x93a sys/kern/vfs_lookup.c:566 #11 namei+0x7ca sys/kern/vfs_lookup.c:250 #12 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1868 #13 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #13 syscall+0xb17 sys/arch/amd64/amd64/trap.c:748 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806b59cc70) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xa3 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vfs_lookup+0x11c sys/kern/vfs_lookup.c:-1 #6 namei+0x7ca sys/kern/vfs_lookup.c:250 #7 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1868 #8 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb17 sys/arch/amd64/amd64/trap.c:748 #9 Xsyscall+0x128 Process 28704 (syz-executor) thread 0xffff8000ffff2d08 (66932) exclusive rrwlock inode r = 0 (0xfffffd806b59c8f8) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xa3 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vget+0x2a2 sys/kern/vfs_subr.c:693 #6 ufs_ihashget+0x185 sys/ufs/ufs/ufs_ihash.c:98 #7 ffs_vget+0x8c sys/ufs/ffs/ffs_vfsops.c:1203 #8 ufs_lookup+0x1a36 sys/ufs/ufs/ufs_lookup.c:478 #9 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x93a sys/kern/vfs_lookup.c:566 #11 namei+0x7ca sys/kern/vfs_lookup.c:250 #12 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1868 #13 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #13 syscall+0xb17 sys/arch/amd64/amd64/trap.c:748 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806c0ab6a0) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xa3 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vfs_lookup+0x11c sys/kern/vfs_lookup.c:-1 #6 namei+0x7ca sys/kern/vfs_lookup.c:250 #7 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1868 #8 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb17 sys/arch/amd64/amd64/trap.c:748 #9 Xsyscall+0x128 Process 54566 (syz-executor) thread 0xffff8000ffff3a00 (147055) exclusive rrwlock inode r = 0 (0xfffffd806b59c6a8) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xa3 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 uvm_vnp_uncache+0x1a2 sys/uvm/uvm_vnode.c:1411 #6 dounlinkat+0x1a1 sys/kern/vfs_syscalls.c:1904 #7 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #7 syscall+0xb17 sys/arch/amd64/amd64/trap.c:748 #8 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806e1e40f8) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xa3 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vget+0x2a2 sys/kern/vfs_subr.c:693 #6 cache_lookup+0x351 sys/kern/vfs_cache.c:222 #7 ufs_lookup+0x1e3 sys/ufs/ufs/ufs_lookup.c:160 #8 VOP_LOOKUP+0x6e sys/kern/vfs_vops.c:85 #9 vfs_lookup+0x93a sys/kern/vfs_lookup.c:566 #10 namei+0x7ca sys/kern/vfs_lookup.c:250 #11 dounlinkat+0xc1 sys/kern/vfs_syscalls.c:1868 #12 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #12 syscall+0xb17 sys/arch/amd64/amd64/trap.c:748 #13 Xsyscall+0x128 Process 31335 (syslogd) thread 0xffff80002a2b8d10 (425373) exclusive rrwlock inode r = 0 (0xfffffd806e4c57f0) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:621 #3 VOP_LOCK+0xa3 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 sys_fsync+0x144 sys/kern/vfs_syscalls.c:2940 #6 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xb17 sys/arch/amd64/amd64/trap.c:748 #7 Xsyscall+0x128 Process 37252 (reaper) thread 0xffff8000ffffc538 (53267) exclusive rwlock kmmaplk r = 0 (0xffffffff8399fe40) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x419 sys/kern/kern_rwlock.c:320 #2 vm_map_lock_ln+0x12e sys/uvm/uvm_map.c:5168 #3 uvm_unmap+0x7d sys/uvm/uvm_map.c:1792 #4 km_free+0x87 sys/uvm/uvm_km.c:831 #5 uvm_uarea_free+0x4f sys/uvm/uvm_glue.c:304 #6 reaper+0x1aa sys/kern/kern_exit.c:493 #7 proc_trampoline+0x10 Process 38191 (systqmp) thread 0xffff8000ffffe298 (187794) shared rwlock pools r = 0 (0xffffffff838672c8) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 rw_do_enter_read+0x3e8 sys/kern/kern_rwlock.c:413 #2 pool_gc_pages+0x2e sys/kern/subr_pool.c:1564 #3 taskq_thread+0x157 sys/kern/kern_task.c:446 #4 proc_trampoline+0x10 shared rwlock systqmp r = 0 (0xffffffff837c1ea8) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 taskq_thread+0x12a sys/kern/kern_task.c:442 #2 proc_trampoline+0x10 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10261 11054K 12484K 166960K 15931 0 pcb 17 15K 17K 166960K 685 0 rtable 216 10K 10K 166960K 598 0 pf 40 18K 67486K 166960K 295 0 ifaddr 46 8K 9K 166960K 173 0 ifgroup 65 2K 3K 166960K 301 0 sysctl 4 1K 9K 166960K 26 0 counters 74 37K 38K 166960K 314 0 ioctlops 0 0K 4K 166960K 1946 0 iov 0 0K 24K 166960K 132 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1520 96K 96K 166960K 3847 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 5K 13K 166960K 45 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 1K 166960K 117 0 dirhash 12 2K 2K 166960K 51 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 13 45K 110K 166960K 2275 0 sigio 0 0K 0K 166960K 77 0 proc 73 115K 180K 166960K 838 0 subproc 72 4K 4K 166960K 100 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 317 0 in_multi 90 6K 7K 166960K 222 0 ether_multi 1 0K 0K 166960K 16 0 mrt 1 0K 0K 166960K 13 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 271 1208K 1208K 166960K 271 0 exec 0 0K 1K 166960K 665 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 202 150K 168K 166960K 22119 0 UVM aobj 170 6K 6K 166960K 176 0 pinsyscall 38 76K 104K 166960K 3477 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 120 0 NDP 15 0K 2K 166960K 122 0 temp 79 8652K 8775K 166960K 98708 0 kqueue 13 20K 30K 166960K 378 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 120 207 0 204 2 1 1 2 0 8 0 rtentry 176 199 0 114 5 1 4 5 0 8 0 unpcb 144 1740 0 1721 20 15 5 6 0 8 4 syncache 336 6 0 6 3 3 0 1 0 8 0 tcpcb 736 626 0 620 14 13 1 7 0 8 0 arp 128 22 0 13 1 0 1 1 0 8 0 inpcb 328 2702 0 2692 48 45 3 16 0 8 1 nd6 144 33 0 13 1 0 1 1 0 8 0 pkpcb 40 81 0 81 8 8 0 1 0 8 0 kcovpl 48 11 0 3 1 0 1 1 0 8 0 mppekey 1024 1 0 1 1 1 0 1 0 8 0 ppxss 1192 97 0 96 4 3 1 1 0 8 0 pppxif 1504 10 0 10 6 6 0 2 0 8 0 pffrag 232 10 0 7 2 1 1 1 0 482 0 pffrnode 88 10 0 7 2 1 1 1 0 8 0 pffrent 40 20 0 17 2 1 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 2 0 2 1 1 0 1 0 8 0 pfanchor 1288 7 0 2 1 0 1 1 0 8 0 pfstitem 24 175 0 112 1 0 1 1 0 8 0 pfstkey 128 175 0 112 3 0 3 3 0 8 0 pfstate 384 175 0 112 9 0 9 9 0 8 0 pfrule 1344 33 0 27 2 1 1 2 0 8 0 rttmr 136 7 0 7 5 5 0 1 0 8 0 art_heap8 4096 4 0 0 4 0 4 4 0 8 0 art_heap4 256 1008 0 546 41 11 30 31 0 8 0 art_table 40 1012 0 546 5 0 5 5 0 8 0 art_node 32 195 0 124 1 0 1 1 0 8 0 sysvmsgpl 40 16 0 8 1 0 1 1 0 8 0 semupl 112 1 0 1 1 1 0 1 0 8 0 semapl 112 114 0 104 1 0 1 1 0 8 0 shmpl 112 173 0 6 5 0 5 5 0 8 0 dirhash 1024 43 0 26 3 0 3 3 0 8 0 dino2pl 256 5851 0 4333 97 1 96 96 0 8 0 ffsino 296 5851 0 4333 118 0 118 118 0 8 0 nchpl 144 8981 0 7282 64 0 64 64 0 8 0 rtmask 32 15 0 15 7 7 0 1 0 8 0 uvmvnodes 80 5926 0 0 121 0 121 121 0 8 0 vnodes 216 5926 0 0 330 0 330 330 0 8 0 namei 1024 31150 0 31150 4 3 1 2 0 8 1 percpumem 16 172 0 120 1 0 1 1 0 8 0 kstatmem 264 204 0 168 3 0 3 3 0 8 0 acpiwqpl 32 1 0 1 1 0 1 1 1 8 1 scsiplug 72 6 0 6 4 4 0 1 0 8 0 scxspl 216 53710 0 53709 20 18 2 8 1 8 1 plimitpl 152 519 0 502 1 0 1 1 0 8 0 sigapl 424 2587 0 2534 7 0 7 7 0 8 0 knotepl 120 779 0 0 21 0 21 21 0 8 0 kqueuepl 224 778 0 769 10 9 1 5 0 8 0 pipepl 344 350 0 323 7 4 3 6 0 8 0 fdescpl 528 2557 0 2530 3 0 3 3 0 8 0 filepl 160 18320 0 18104 46 26 20 20 0 8 7 lockfpl 104 1323 0 1318 3 2 1 2 0 8 0 lockfspl 48 540 0 536 1 0 1 1 0 8 0 sessionpl 144 28 0 19 1 0 1 1 0 8 0 pgrppl 48 65 0 48 1 0 1 1 0 8 0 ucredpl 104 3377 0 3363 1 0 1 1 0 8 0 zombiepl 144 2854 0 2849 2 1 1 1 0 8 0 processpl 1232 2587 0 2534 5 0 5 5 0 8 0 procpl 664 6105 0 6052 9 3 6 7 0 8 0 sosppl 168 11 0 11 6 5 1 1 0 8 1 sockpl 752 4803 0 4771 79 67 12 21 0 8 8 mcl64k 65536 9 0 0 2 0 2 2 0 8 0 mcl16k 16384 3 0 0 1 0 1 1 0 8 0 mcl12k 12288 1 0 0 1 0 1 1 0 8 0 mcl9k 9216 3 0 0 1 0 1 1 0 8 0 mcl8k 8192 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 119 0 0 15 0 15 15 0 8 0 mcl2k2 2112 1 0 0 1 0 1 1 0 8 0 mcl2k 2048 41 0 0 5 0 5 5 0 8 0 mtagpl 96 110 0 0 3 0 3 3 0 8 0 mbufpl 256 1205 0 0 76 1 75 75 0 8 0 bufpl 280 23065 0 16922 440 0 440 440 0 8 0 anonpl 32 11931 0 0 96 0 96 96 0 246 0 amapchunkpl 152 76180 0 75807 62 41 21 35 0 158 0 amappl16 200 8689 0 8655 62 47 15 28 0 8 8 amappl15 192 3 0 3 1 1 0 1 0 8 0 amappl14 184 123 0 111 1 0 1 1 0 8 0 amappl13 176 4 0 4 1 1 0 1 0 8 0 amappl12 168 3269 0 3242 3 1 2 2 0 8 0 amappl11 160 54 0 40 1 0 1 1 0 8 0 amappl10 152 4 0 4 1 1 0 1 0 8 0 amappl9 144 262 0 261 3 2 1 1 0 8 0 amappl8 136 21 0 18 1 0 1 1 0 8 0 amappl7 128 145 0 131 1 0 1 1 0 8 0 amappl6 120 236 0 232 2 1 1 1 0 8 0 amappl5 112 137 0 127 1 0 1 1 0 8 0 amappl4 104 319 0 298 1 0 1 1 0 8 0 amappl3 96 15588 0 15503 5 1 4 4 0 8 0 amappl2 88 722 0 657 2 0 2 2 0 8 0 amappl1 80 17665 0 17082 15 1 14 15 0 8 0 amappl 88 20986 0 20855 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 9 0 9 4 3 1 1 0 8 1 dma128 128 256 0 256 3 3 0 1 0 8 0 dma64 64 10 0 10 4 4 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 72 175 0 6 4 0 4 4 0 8 0 uaddrrnd 24 2557 0 2530 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 2557 0 2530 1 0 1 1 0 8 0 vmmpekpl 168 19014 0 18963 4 1 3 3 0 8 0 vmmpepl 168 163662 0 161873 135 34 101 111 0 357 5 vmsppl 488 2556 0 2528 6 1 5 5 0 8 0 rwobjpl 80 47980 0 40986 158 9 149 149 0 8 2 pdppl 4096 5121 0 5056 131 60 71 87 0 8 6 pvpl 32 19297 0 0 155 0 155 155 0 265 0 pmappl 256 2556 0 2528 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 407 0 97 9 0 9 9 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff83839ff0) 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(ffffffff83953130) at __mp_lock+0x199 __mp_lock_spin sys/kern/kern_lock.c:134 [inline] __mp_lock(ffffffff83953130) at __mp_lock+0x199 sys/kern/kern_lock.c:165 intr_handler(ffff80002a2b6930,ffff800000079a80) at intr_handler+0xe9 sys/arch/amd64/amd64/intr.c:559 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f mtx_enter_try(fffffd806eff2380) at mtx_enter_try+0xf sys/kern/kern_lock.c:282 kqueue_scan(ffff80002a2b6c30,8,ffff80002a2b6b30,ffff80002a2b6e70,ffff80002a2b82b0,ffff80002a2b6ddc) at kqueue_scan+0x26d sys/kern/kern_event.c:1645 dopselect(ffff80002a2b82b0,35,7e5c9608e900,0,0,ffff80002a2b6e70,76a898583fc09069,ffff80002a2b6f10) at dopselect+0x53e sys/kern/sys_generic.c:691 sys_pselect(ffff80002a2b82b0,ffff80002a2b6fc0,ffff80002a2b6f10) at sys_pselect+0x25a sys/kern/sys_generic.c:589 syscall(ffff80002a2b6fc0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a2b6fc0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7e5c9608e8b0, count: 3 ddb{0}> trace x86_ipi_db(ffffffff83839ff0) 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(ffffffff83953130) at __mp_lock+0x199 __mp_lock_spin sys/kern/kern_lock.c:134 [inline] __mp_lock(ffffffff83953130) at __mp_lock+0x199 sys/kern/kern_lock.c:165 intr_handler(ffff80002a2b6930,ffff800000079a80) at intr_handler+0xe9 sys/arch/amd64/amd64/intr.c:559 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f mtx_enter_try(fffffd806eff2380) at mtx_enter_try+0xf sys/kern/kern_lock.c:282 kqueue_scan(ffff80002a2b6c30,8,ffff80002a2b6b30,ffff80002a2b6e70,ffff80002a2b82b0,ffff80002a2b6ddc) at kqueue_scan+0x26d sys/kern/kern_event.c:1645 dopselect(ffff80002a2b82b0,35,7e5c9608e900,0,0,ffff80002a2b6e70,76a898583fc09069,ffff80002a2b6f10) at dopselect+0x53e sys/kern/sys_generic.c:691 sys_pselect(ffff80002a2b82b0,ffff80002a2b6fc0,ffff80002a2b6f10) at sys_pselect+0x25a sys/kern/sys_generic.c:589 syscall(ffff80002a2b6fc0) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a2b6fc0) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:748 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7e5c9608e8b0, count: -12 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(ffffffff8336b592) at panic+0x1e5 sys/kern/subr_prf.c:198 pool_p_free(ffffffff83942af8,fffffd8065863f90) at pool_p_free+0x2d1 sys/kern/subr_pool.c:986 pool_gc_pages(0) at pool_gc_pages+0x357 sys/kern/subr_pool.c:1587 taskq_thread(ffffffff837c1e30) at taskq_thread+0x157 sys/kern/kern_task.c:446 end trace frame: 0x0, count: 10 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff8336b592) at panic+0x1e5 sys/kern/subr_prf.c:198 pool_p_free(ffffffff83942af8,fffffd8065863f90) at pool_p_free+0x2d1 sys/kern/subr_pool.c:986 pool_gc_pages(0) at pool_gc_pages+0x357 sys/kern/subr_pool.c:1587 taskq_thread(ffffffff837c1e30) at taskq_thread+0x157 sys/kern/kern_task.c:446 end trace frame: 0x0, count: -5