panic: pool_do_get: shmpl free list modified: page 0xfffffd8069cc6000; item addr 0xfffffd8069cc6a10; offset 0x40=0x698eebd7 Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 258007 98277 0 0 0 0 syz-executor *363904 98277 0 0 0x4000000 1K syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff833a610c) at panic+0x1e5 sys/kern/subr_prf.c:198 pool_do_get(ffffffff83a0a3f8,1,ffff8000383ff438) at pool_do_get+0x5df pool_get(ffffffff83a0a3f8,1) at pool_get+0x162 sys/kern/subr_pool.c:-1 shmget_allocate_segment(ffff80003c4542c0,ffff8000383ff690,175,ffff8000383ff5e0) at shmget_allocate_segment+0x1af sys/kern/sysv_shm.c:-1 sys_shmget(ffff80003c4542c0,ffff8000383ff690,ffff8000383ff5e0) at sys_shmget+0x195 sys/kern/sysv_shm.c:482 syscall(ffff8000383ff690) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff8000383ff690) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:775 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xfb65607530, 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{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic *cpu1: pool_do_get: shmpl free list modified: page 0xfffffd8069cc6000; item addr 0xfffffd8069cc6a10; offset 0x40=0x698eebd7 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff833a610c) at panic+0x1e5 sys/kern/subr_prf.c:198 pool_do_get(ffffffff83a0a3f8,1,ffff8000383ff438) at pool_do_get+0x5df pool_get(ffffffff83a0a3f8,1) at pool_get+0x162 sys/kern/subr_pool.c:-1 shmget_allocate_segment(ffff80003c4542c0,ffff8000383ff690,175,ffff8000383ff5e0) at shmget_allocate_segment+0x1af sys/kern/sysv_shm.c:-1 sys_shmget(ffff80003c4542c0,ffff8000383ff690,ffff8000383ff5e0) at sys_shmget+0x195 sys/kern/sysv_shm.c:482 syscall(ffff8000383ff690) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff8000383ff690) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:775 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xfb65607530, count: -8 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff8000383ff260 rbx 0xffff8000299dee07 rdx 0 rcx 0xffff80003c4542c0 rax 0xffff8000299ddff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xe5866e5b5760eec3 r11 0xc189c095d19251ee r12 0xffff8000299dec08 r13 0 r14 0 r15 0x1 rip 0xffffffff81428175 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff8000383ff250 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=363904 pid=98277 tcnt=4 stat=onproc flags process=0 proc=4000000 runpri=50, usrpri=50, slppri=36, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80003c455780,0xffffffff839edbe8 process=0xffff80003c40d830 user=0xffff8000383fa000, vmspace=0xfffffd806c7cfb88 estcpu=36, cpticks=2, pctcpu=0.0, user=0, sys=2, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 98277 258007 12011 0 7 0 syz-executor 98277 460518 12011 0 2 0x4000000 syz-executor 98277 170779 12011 0 3 0x4000080 fsleep syz-executor *98277 363904 12011 0 7 0x4000000 syz-executor 27850 199984 90456 0 2 0 syz-executor 27850 132972 90456 0 3 0x4000080 kqsel syz-executor 10307 204320 72335 0 2 0 syz-executor 10307 21876 72335 0 3 0x4000080 kqread syz-executor 10307 487172 72335 0 3 0x4000080 fsleep syz-executor 10307 18269 72335 0 3 0x4000080 fsleep syz-executor 10307 113735 72335 0 3 0x4000080 fsleep syz-executor 10307 209170 72335 0 3 0x4000080 fsleep syz-executor 10307 56923 72335 0 3 0x4000080 fsleep syz-executor 10307 63239 72335 0 3 0x4000080 fsleep syz-executor 59978 416778 30892 0 3 0x3000 suspend syz-executor 59978 26042 30892 0 3 0x4081000 biowait syz-executor 59978 171622 30892 0 3 0x4081000 inode syz-executor 91895 517833 55555 0 3 0x3000 suspend syz-executor 91895 298066 55555 0 3 0x4081000 biowait syz-executor 91895 256665 55555 0 3 0x4081000 inode syz-executor 6444 440070 91078 0 3 0x100082 sbwait arp 91078 17955 80620 0 3 0x10008a sigsusp sh 9325 49853 90526 0 3 0x2 biowait syz-executor 90456 10051 90526 0 2 0x2 syz-executor 80620 60048 90526 0 3 0x82 wait syz-executor 72335 255676 90526 0 2 0x2 syz-executor 12011 372439 90526 0 3 0x82 nanoslp syz-executor 30892 215185 90526 0 3 0x82 nanoslp syz-executor 41927 427776 90526 0 3 0x2 biowait syz-executor 55555 461817 90526 0 3 0x82 wait syz-executor 90526 496156 61151 0 3 0x82 kqread syz-executor 61151 78022 35252 0 3 0x10008a sigsusp ksh 35252 230433 94877 0 3 0x98 kqread sshd-session 94877 211837 48414 0 3 0x92 kqread sshd-session 80716 62629 1 0 3 0x100083 ttyin getty 48414 378683 1 0 3 0x88 kqread sshd 95369 396487 87954 74 3 0x1100092 bpf pflogd 87954 411412 1 0 3 0x80 sbwait pflogd 54803 437965 127 73 3 0x1100090 kqread syslogd 127 444801 1 0 3 0x100082 sbwait syslogd 4468 378787 1 0 3 0x100080 kqread resolvd 76403 345188 35267 77 3 0x100092 kqread dhcpleased 19611 299965 35267 77 3 0x100092 kqread dhcpleased 35267 261784 1 0 3 0x80 kqread dhcpleased 79517 230679 0 0 3 0x14200 bored smr 36885 234316 0 0 3 0x14200 pgzero zerothread 75466 403824 0 0 3 0x14200 aiodoned aiodoned 29093 354023 0 0 3 0x14200 syncer update 94742 127906 0 0 3 0x14200 cleaner cleaner 54372 371161 0 0 3 0x14200 reaper reaper 59523 216004 0 0 3 0x14200 pgdaemon pagedaemon 77858 221045 0 0 3 0x14200 bored viomb 50354 170995 0 0 3 0x40014200 acpi0 acpi0 44651 363733 0 0 3 0x40014200 idle1 8474 105717 0 0 3 0x14200 bored softnet1 21454 158704 0 0 2 0x14200 softnet0 43663 352967 0 0 3 0x14200 smrbar systqmp 12400 263398 0 0 3 0x14200 bored systq 13580 325661 0 0 3 0x14200 tmoslp softclockmp 38317 465802 0 0 3 0x40014200 tmoslp softclock 80459 150355 0 0 3 0x40014200 idle0 1 506114 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks CPU 1: exclusive mutex shmpl r = 0 (0xffffffff83a0a410) #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+0x4b4 sys/kern/kern_lock.c:487 #2 pool_get+0x124 sys/kern/subr_pool.c:585 #3 shmget_allocate_segment+0x1af sys/kern/sysv_shm.c:-1 #4 sys_shmget+0x195 sys/kern/sysv_shm.c:482 #5 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #5 syscall+0xb17 sys/arch/amd64/amd64/trap.c:775 #6 Xsyscall+0x128 Process 98277 (syz-executor) thread 0xffff80003c4542c0 (363904) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff83952040) #0 witness_lock+0x5f1 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5f1 sys/kern/subr_witness.c:1160 #1 syscall+0xaf4 mi_syscall sys/sys/syscall_mi.h:175 [inline] #1 syscall+0xaf4 sys/arch/amd64/amd64/trap.c:775 #2 Xsyscall+0x128 exclusive mutex shmpl r = 0 (0xffffffff83a0a410) #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+0x4b4 sys/kern/kern_lock.c:487 #2 pool_get+0x124 sys/kern/subr_pool.c:585 #3 shmget_allocate_segment+0x1af sys/kern/sysv_shm.c:-1 #4 sys_shmget+0x195 sys/kern/sysv_shm.c:482 #5 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #5 syscall+0xb17 sys/arch/amd64/amd64/trap.c:775 #6 Xsyscall+0x128 Process 59978 (syz-executor) thread 0xffff80003c455cb0 (26042) exclusive rrwlock inode r = 0 (0xfffffd805dd907d8) #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+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vn_write+0x18f sys/kern/vfs_vnops.c:405 #6 dofilewritev+0x242 sys/kern/sys_generic.c:380 #7 sys_write+0xa2 sys/kern/sys_generic.c:300 #8 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775 #9 Xsyscall+0x128 Process 59978 (syz-executor) thread 0xffff80003c454558 (171622) exclusive rrwlock inode r = 0 (0xfffffd805dd90338) #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+0xbd 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 uipc_bind+0x328 sys/kern/uipc_usrreq.c:371 #8 sys_bind+0x2f6 sys/kern/uipc_syscalls.c:190 #9 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #9 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775 #10 Xsyscall+0x128 Process 91895 (syz-executor) thread 0xffff800037bf8fb0 (298066) exclusive rrwlock inode r = 0 (0xfffffd805dd90b50) #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+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vn_write+0x18f sys/kern/vfs_vnops.c:405 #6 dofilewritev+0x242 sys/kern/sys_generic.c:380 #7 sys_write+0xa2 sys/kern/sys_generic.c:300 #8 syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775 #9 Xsyscall+0x128 Process 91895 (syz-executor) thread 0xffff800037bf9778 (256665) exclusive rrwlock inode r = 0 (0xfffffd805dd90210) #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+0xbd 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 doreadlinkat+0x93 sys/kern/vfs_syscalls.c:2214 #8 syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb17 sys/arch/amd64/amd64/trap.c:775 #9 Xsyscall+0x128 Process 9325 (syz-executor) thread 0xffff8000fffeed10 (49853) exclusive rrwlock inode r = 0 (0xfffffd805dd906b0) #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+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vget+0x2a2 sys/kern/vfs_subr.c:686 #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:775 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806d35b450) #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+0xbd 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:775 #9 Xsyscall+0x128 Process 41927 (syz-executor) thread 0xffff8000ffffcd00 (427776) exclusive rrwlock inode r = 0 (0xfffffd806e70da50) #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+0xbd sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vget+0x2a2 sys/kern/vfs_subr.c:686 #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:775 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806dab58e8) #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+0xbd 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:775 #9 Xsyscall+0x128 Process 43663 (systqmp) thread 0xffff8000ffffe000 (352967) shared rwlock systqmp r = 0 (0xffffffff8385a508) #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 11089 12105K 12269K 166960K 12348 0 pcb 17 15K 17K 166960K 136 0 rtable 190 7K 8K 166960K 365 0 pf 32 17K 18K 166960K 60 0 ifaddr 37 6K 7K 166960K 59 0 ifgroup 51 2K 2K 166960K 77 0 sysctl 2 1K 9K 166960K 6 0 counters 68 36K 38K 166960K 110 0 ioctlops 0 0K 4K 166960K 1504 0 iov 0 0K 12K 166960K 12 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1373 86K 87K 166960K 1529 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 3 5K 5K 166960K 6 0 VM map 2 1K 1K 166960K 2 0 sem 8 0K 0K 166960K 10 0 dirhash 12 2K 2K 166960K 24 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 17 61K 93K 166960K 298 0 sigio 0 0K 0K 166960K 1 0 proc 71 115K 147K 166960K 529 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 2 0K 0K 166960K 25 0 in_multi 78 5K 6K 166960K 104 0 ether_multi 1 0K 0K 166960K 3 0 mrt 0 0K 0K 166960K 1 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 73 334K 334K 166960K 73 0 exec 0 0K 1K 166960K 391 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 258 169K 178K 166960K 4636 0 UVM aobj 9 2K 4K 166960K 12 0 pinsyscall 43 86K 107K 166960K 1448 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 4 0 NDP 11 0K 1K 166960K 38 0 temp 47 8675K 8741K 166960K 12223 0 kqueue 14 22K 32K 166960K 71 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 46 0 42 1 0 1 1 0 8 0 rtentry 176 112 0 30 5 0 5 5 0 8 0 unpcb 144 219 0 200 4 0 4 4 0 8 3 syncache 336 4 0 4 1 0 1 1 0 8 1 tcpcb 736 80 0 76 4 0 4 4 0 8 3 arp 136 19 0 4 1 0 1 1 0 8 0 inpcb 328 419 0 408 10 0 10 10 0 8 8 nd6 152 22 0 3 1 0 1 1 0 8 0 kcovpl 48 8 0 0 1 0 1 1 0 8 0 ppxss 1192 20 0 20 1 0 1 1 0 8 1 pffrag 232 2 0 2 1 0 1 1 0 482 1 pffrnode 88 2 0 2 1 0 1 1 0 8 1 pffrent 40 4 0 4 1 0 1 1 0 8 1 pfosfp 40 1428 0 1005 5 0 5 5 0 8 0 pfosfpen 112 1428 0 714 21 0 21 21 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 465 0 63 27 0 27 27 0 8 1 art_table 40 466 0 63 5 0 5 5 0 8 0 art_node 32 112 0 38 1 0 1 1 0 8 0 sysvmsgpl 40 3 0 2 1 0 1 1 0 8 0 semupl 112 2 0 2 1 1 0 1 0 8 0 semapl 112 8 0 2 1 0 1 1 0 8 0 shmpl 112 7 0 1 1 0 1 1 0 8 0 pool(0xffffffff83a0a3f8:shmpl): page inconsistency: page 0xfffffd8069cc6000; 28 on list, 6 missing, 35 items per page dirhash 1024 25 0 8 3 0 3 3 0 8 0 dino2pl 256 1924 0 412 96 0 96 96 0 8 0 ffsino 296 1924 0 412 118 0 118 118 0 8 0 nchpl 144 2323 0 626 64 0 64 64 0 8 0 rtmask 32 6 0 6 1 0 1 1 0 8 1 vnodes 216 2093 0 0 117 0 117 117 0 8 0 namei 1024 7305 0 7303 3 1 2 2 0 8 1 percpumem 16 70 0 21 1 0 1 1 0 8 0 vmpool 848 2 0 2 1 0 1 1 0 8 1 kstatmem 264 48 0 24 3 0 3 3 0 8 1 scxspl 216 14179 0 14175 9 2 7 8 1 8 6 plimitpl 152 151 0 131 1 0 1 1 0 8 0 sigapl 424 616 0 569 7 0 7 7 0 8 0 knotepl 120 557 0 0 17 0 17 17 0 8 0 kqueuepl 224 94 0 82 2 0 2 2 0 8 1 pipepl 344 136 0 109 3 0 3 3 0 8 0 fdescpl 528 600 0 569 3 0 3 3 0 8 0 filepl 160 2943 0 2688 17 0 17 17 0 8 5 lockfpl 104 62 0 60 1 0 1 1 0 8 0 lockfspl 48 27 0 25 1 0 1 1 0 8 0 sessionpl 144 23 0 14 1 0 1 1 0 8 0 pgrppl 48 53 0 36 1 0 1 1 0 8 0 ucredpl 104 232 0 219 1 0 1 1 0 8 0 zombiepl 144 571 0 569 1 0 1 1 0 8 0 processpl 1232 616 0 569 5 0 5 5 0 8 0 procpl 664 944 0 882 6 0 6 6 0 8 0 sosppl 176 1 0 1 1 0 1 1 0 8 1 sockpl 752 689 0 655 16 2 14 14 0 8 9 mcl64k 65536 4 0 0 1 0 1 1 0 8 0 mcl16k 16384 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 2 0 0 1 0 1 1 0 8 0 mcl4k 4096 113 0 0 15 0 15 15 0 8 0 mcl2k 2048 31 0 0 4 0 4 4 0 8 0 mtagpl 96 3 0 0 1 0 1 1 0 8 0 mbufpl 256 278 0 0 18 0 18 18 0 8 0 bufpl 280 5917 0 128 414 0 414 414 0 8 0 anonpl 32 10883 0 0 88 0 88 88 0 246 0 amapchunkpl 152 13813 0 13306 23 0 23 23 0 158 1 amappl16 200 3375 0 2903 29 3 26 26 0 8 1 amappl15 192 6 0 6 1 1 0 1 0 8 0 amappl14 184 13 0 12 1 0 1 1 0 8 0 amappl13 176 427 0 425 1 0 1 1 0 8 0 amappl12 168 974 0 931 3 0 3 3 0 8 0 amappl11 160 24 0 24 1 1 0 1 0 8 0 amappl10 152 86 0 72 1 0 1 1 0 8 0 amappl9 144 250 0 250 1 1 0 1 0 8 0 amappl8 136 32 0 30 1 0 1 1 0 8 0 amappl7 128 82 0 80 1 0 1 1 0 8 0 amappl6 120 285 0 270 1 0 1 1 0 8 0 amappl5 112 79 0 68 1 0 1 1 0 8 0 amappl4 104 422 0 391 1 0 1 1 0 8 0 amappl3 96 2333 0 2237 4 1 3 3 0 8 0 amappl2 88 720 0 645 2 0 2 2 0 8 0 amappl1 80 10221 0 9609 15 0 15 15 0 8 0 amappl 88 3867 0 3692 5 0 5 5 0 92 0 uvmvnodes 80 107 0 0 3 0 3 3 0 8 0 dma65536 65536 1 0 1 1 0 1 1 0 8 1 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 128 254 0 254 2 1 1 1 0 8 1 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 11 0 3 1 0 1 1 0 8 0 uaddrrnd 24 600 0 569 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 600 0 569 1 0 1 1 0 8 0 vmmpekpl 168 6856 0 6821 2 0 2 2 0 8 0 vmmpepl 168 47468 0 45099 108 0 108 108 0 357 0 vmsppl 488 599 0 569 5 0 5 5 0 8 0 rwobjpl 80 17087 0 15546 32 0 32 32 0 8 0 pdppl 4096 1211 0 1142 103 28 75 85 0 8 6 pvpl 32 17724 0 0 145 2 143 143 0 265 0 pmappl 256 601 0 571 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 285 0 31 8 0 8 8 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff838a8ff0) 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(ffffffff83951840) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff83951840) at __mp_lock+0x192 sys/kern/kern_lock.c:173 intr_handler(ffff80003c40be50,ffff8000002a3480) at intr_handler+0xe9 sys/arch/amd64/amd64/intr.c:560 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f end of kernel end trace frame: 0x7720142db7d0, count: 9 ddb{0}> trace x86_ipi_db(ffffffff838a8ff0) 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(ffffffff83951840) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff83951840) at __mp_lock+0x192 sys/kern/kern_lock.c:173 intr_handler(ffff80003c40be50,ffff8000002a3480) at intr_handler+0xe9 sys/arch/amd64/amd64/intr.c:560 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f end of kernel end trace frame: 0x7720142db7d0, count: -6 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(ffffffff833a610c) at panic+0x1e5 sys/kern/subr_prf.c:198 pool_do_get(ffffffff83a0a3f8,1,ffff8000383ff438) at pool_do_get+0x5df pool_get(ffffffff83a0a3f8,1) at pool_get+0x162 sys/kern/subr_pool.c:-1 shmget_allocate_segment(ffff80003c4542c0,ffff8000383ff690,175,ffff8000383ff5e0) at shmget_allocate_segment+0x1af sys/kern/sysv_shm.c:-1 sys_shmget(ffff80003c4542c0,ffff8000383ff690,ffff8000383ff5e0) at sys_shmget+0x195 sys/kern/sysv_shm.c:482 syscall(ffff8000383ff690) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff8000383ff690) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:775 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xfb65607530, count: 7 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:438 panic(ffffffff833a610c) at panic+0x1e5 sys/kern/subr_prf.c:198 pool_do_get(ffffffff83a0a3f8,1,ffff8000383ff438) at pool_do_get+0x5df pool_get(ffffffff83a0a3f8,1) at pool_get+0x162 sys/kern/subr_pool.c:-1 shmget_allocate_segment(ffff80003c4542c0,ffff8000383ff690,175,ffff8000383ff5e0) at shmget_allocate_segment+0x1af sys/kern/sysv_shm.c:-1 sys_shmget(ffff80003c4542c0,ffff8000383ff690,ffff8000383ff5e0) at sys_shmget+0x195 sys/kern/sysv_shm.c:482 syscall(ffff8000383ff690) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff8000383ff690) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:775 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xfb65607530, count: -8