uvm_fault(0xfffffd806bee9000, 0x7fbbd7e59ec8, 0, 2) -> e kernel: page fault trap, code=2 Stopped at pmap_page_remove+0x45d: xchgq %rax,0(%r14,%rcx,1) TID PID UID PRFLAGS PFLAGS CPU COMMAND * 51165 10642 0 0x8101004 0 0K sh 351237 40309 0 0x14000 0x200 1 reaper pmap_page_remove(fffffd800807bd80) at pmap_page_remove+0x45d _atomic_swap_64 machine/atomic.h:117 [inline] pmap_page_remove(fffffd800807bd80) at pmap_page_remove+0x45d sys/arch/amd64/amd64/pmap.c:2003 uvm_anfree_list(fffffd8054f05930,0) at uvm_anfree_list+0xd6 amap_wipeout(fffffd806e24cbb8) at amap_wipeout+0x248 sys/uvm/uvm_amap.c:502 uvm_unmap_detach(ffff80002a0b3ef8,0) at uvm_unmap_detach+0x96 sys/uvm/uvm_map.c:1354 uvmspace_exec(ffff8000ffff6cc8,1000,7f7fffffc000) at uvmspace_exec+0x467 sys/uvm/uvm_map.c:3412 sys_execve(ffff8000ffff6cc8,ffff80002a0b4590,ffff80002a0b44e0) at sys_execve+0xadb sys/kern/kern_exec.c:448 syscall(ffff80002a0b4590) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a0b4590) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x77afcb3d9930, 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(0xfffffd806bee9000, 0x7fbbd7e59ec8, 0, 2) -> e ddb{0}> trace pmap_page_remove(fffffd800807bd80) at pmap_page_remove+0x45d _atomic_swap_64 machine/atomic.h:117 [inline] pmap_page_remove(fffffd800807bd80) at pmap_page_remove+0x45d sys/arch/amd64/amd64/pmap.c:2003 uvm_anfree_list(fffffd8054f05930,0) at uvm_anfree_list+0xd6 amap_wipeout(fffffd806e24cbb8) at amap_wipeout+0x248 sys/uvm/uvm_amap.c:502 uvm_unmap_detach(ffff80002a0b3ef8,0) at uvm_unmap_detach+0x96 sys/uvm/uvm_map.c:1354 uvmspace_exec(ffff8000ffff6cc8,1000,7f7fffffc000) at uvmspace_exec+0x467 sys/uvm/uvm_map.c:3412 sys_execve(ffff8000ffff6cc8,ffff80002a0b4590,ffff80002a0b44e0) at sys_execve+0xadb sys/kern/kern_exec.c:448 syscall(ffff80002a0b4590) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a0b4590) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x77afcb3d9930, count: -8 ddb{0}> show registers rdi 0 rsi 0 rbp 0xffff80002a0b3de0 rbx 0xfffffd806262d608 rdx 0 rcx 0x7f8000000000 rax 0 r8 0 r9 0 r10 0x1a71eebf4b1e04b r11 0xc93cabc7d8e5b65e r12 0 r13 0 r14 0x3bd7e59ec8 r15 0xfffffd800807bde8 rip 0xffffffff81e1b3ad pmap_page_remove+0x45d cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80002a0b3d60 ss 0x10 pmap_page_remove+0x45d: xchgq %rax,0(%r14,%rcx,1) ddb{0}> show proc PROC (sh) tid=51165 pid=10642 tcnt=1 stat=onproc flags process=8101004 proc=0 runpri=80, usrpri=80, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0xffff8000ffff6cc8 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000ffff6020,0xffffffff8356b490 process=0xffff8000ffffa890 user=0xffff80002a0af000, vmspace=0xfffffd806bee9000 estcpu=30, cpticks=2, pctcpu=3.61, user=0, sys=0, intr=363 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND *10642 51165 5552 0 7 0x8101004 sh 5552 139646 79273 0 3 0x810008a sigsusp sh 79273 76447 6890 0 3 0x8000082 wait syz-executor 14946 352466 0 0 3 0x14200 acct acct 69294 383174 6890 0 3 0x8000002 biowait syz-executor 51867 296663 6890 0 3 0x8000082 piperd syz-executor 78038 78563 6890 0 3 0x8000002 biowait syz-executor 34126 102622 6890 0 2 0x8000002 syz-executor 86494 83415 6890 0 2 0x8000002 syz-executor 12480 210953 6890 0 2 0x8000002 syz-executor 13021 468107 1 0 3 0x18100083 ttyin getty 92320 146757 0 0 3 0x14200 bored sosplice 6890 9389 72368 0 3 0x8000082 wait syz-executor 72368 388109 25391 0 3 0x810008a sigsusp ksh 25391 456515 86583 0 3 0x18000098 kqread sshd-session 86583 35843 13223 0 3 0x18000092 kqread sshd-session 13223 184709 1 0 3 0x18000088 kqread sshd 63958 101305 56955 74 3 0x19100092 bpf pflogd 56955 77251 1 0 3 0x18000080 sbwait pflogd 83150 209819 4040 73 2 0x19100010 syslogd 4040 127299 1 0 3 0x18100082 sbwait syslogd 58871 121676 1 0 3 0x18100080 kqread resolvd 32839 507 60603 77 3 0x18100092 kqread dhcpleased 66891 445406 60603 77 3 0x18100092 kqread dhcpleased 60603 480048 1 0 3 0x18000080 kqread dhcpleased 22489 20465 0 0 3 0x14200 bored smr 83461 367936 0 0 2 0x14200 zerothread 87805 258024 0 0 3 0x14200 aiodoned aiodoned 74502 9108 0 0 3 0x14200 syncer update 31335 36115 0 0 3 0x14200 cleaner cleaner 40309 351237 0 0 7 0x14200 reaper 80229 393008 0 0 3 0x14200 pgdaemon pagedaemon 38283 139204 0 0 3 0x14200 bored viomb 36121 272726 0 0 3 0x40014200 acpi0 acpi0 3731 271913 0 0 3 0x40014200 idle1 26099 496790 0 0 3 0x14200 bored softnet3 32660 333520 0 0 3 0x14200 bored softnet2 40926 196270 0 0 3 0x14200 bored softnet1 93224 119797 0 0 3 0x14200 bored softnet0 70216 120865 0 0 3 0x14200 bored systqmp 37768 487002 0 0 3 0x14200 bored systq 42699 260866 0 0 3 0x14200 tmoslp softclockmp 45057 119226 0 0 3 0x40014200 tmoslp softclock 61767 106429 0 0 3 0x40014200 idle0 1 168301 0 0 3 0x8000082 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks CPU 0: exclusive mutex &pmap->pm_mtx r = 0 (0xfffffd806a80f020) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 mtx_enter_try+0x178 #2 mtx_enter+0x60 sys/kern/kern_lock.c:239 #3 pmap_page_remove+0xcd rcr3 machine/cpufunc.h:139 [inline] #3 pmap_page_remove+0xcd pmap_map_ptes sys/arch/amd64/amd64/pmap.c:430 [inline] #3 pmap_page_remove+0xcd sys/arch/amd64/amd64/pmap.c:1963 #4 uvm_anfree_list+0xd6 #5 amap_wipeout+0x248 sys/uvm/uvm_amap.c:502 #6 uvm_unmap_detach+0x96 sys/uvm/uvm_map.c:1354 #7 uvmspace_exec+0x467 sys/uvm/uvm_map.c:3412 #8 sys_execve+0xadb sys/kern/kern_exec.c:448 #9 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #9 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #10 Xsyscall+0x128 Process 10642 (sh) thread 0xffff8000ffff6cc8 (51165) exclusive rwlock amaplk r = 0 (0xfffffd80547006e0) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 amap_unref+0x38 sys/uvm/uvm_amap.c:1360 #2 uvm_unmap_detach+0x96 sys/uvm/uvm_map.c:1354 #3 uvmspace_exec+0x467 sys/uvm/uvm_map.c:3412 #4 sys_execve+0xadb sys/kern/kern_exec.c:448 #5 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #5 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #6 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff8356b120) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 syscall+0xad6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #1 syscall+0xad6 sys/arch/amd64/amd64/trap.c:577 #2 Xsyscall+0x128 exclusive mutex &pmap->pm_mtx r = 0 (0xfffffd806a80f020) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 mtx_enter_try+0x178 #2 mtx_enter+0x60 sys/kern/kern_lock.c:239 #3 pmap_page_remove+0xcd rcr3 machine/cpufunc.h:139 [inline] #3 pmap_page_remove+0xcd pmap_map_ptes sys/arch/amd64/amd64/pmap.c:430 [inline] #3 pmap_page_remove+0xcd sys/arch/amd64/amd64/pmap.c:1963 #4 uvm_anfree_list+0xd6 #5 amap_wipeout+0x248 sys/uvm/uvm_amap.c:502 #6 uvm_unmap_detach+0x96 sys/uvm/uvm_map.c:1354 #7 uvmspace_exec+0x467 sys/uvm/uvm_map.c:3412 #8 sys_execve+0xadb sys/kern/kern_exec.c:448 #9 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #9 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #10 Xsyscall+0x128 Process 69294 (syz-executor) thread 0xffff8000ffff71d8 (383174) exclusive rrwlock inode r = 0 (0xfffffd8071d5db40) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 vget+0x2bd sys/kern/vfs_subr.c:696 #6 ufs_ihashget+0x171 sys/ufs/ufs/ufs_ihash.c:95 #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:1852 #13 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #13 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd80719352c0) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #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:1852 #8 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #8 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 Process 78038 (syz-executor) thread 0xffff800029fe71e8 (78563) exclusive rrwlock inode r = 0 (0xfffffd80714d93d8) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 ufs_ihashins+0x4f sys/ufs/ufs/ufs_ihash.c:120 #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:3100 #10 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #10 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8075e63f78) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #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:3085 #8 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #8 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 Process 34126 (syz-executor) thread 0xffff800029fe67c8 (102622) exclusive rrwlock inode r = 0 (0xfffffd80714d95f8) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 vn_closefile+0x111 vn_close sys/kern/vfs_vnops.c:292 [inline] #5 vn_closefile+0x111 sys/kern/vfs_vnops.c:609 #6 fdrop+0x126 sys/kern/kern_descrip.c:1274 #7 closef+0x192 sys/kern/kern_descrip.c:1258 #8 syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] #8 syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 Process 86494 (syz-executor) thread 0xffff800029fe62b8 (83415) exclusive rrwlock inode r = 0 (0xfffffd80714d9b48) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 vget+0x2bd sys/kern/vfs_subr.c:696 #6 ufs_ihashget+0x171 sys/ufs/ufs/ufs_ihash.c:95 #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:1852 #13 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #13 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8071d5df80) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #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:1852 #8 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #8 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 Process 12480 (syz-executor) thread 0xffff800029fe7c08 (210953) exclusive rrwlock inode r = 0 (0xfffffd80682de918) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 vget+0x2bd sys/kern/vfs_subr.c:696 #6 ufs_ihashget+0x171 sys/ufs/ufs/ufs_ihash.c:95 #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:1852 #13 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #13 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8071d5d810) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #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:1852 #8 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #8 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 Process 83150 (syslogd) thread 0xffff8000ffffdbe8 (209819) exclusive rrwlock inode r = 0 (0xfffffd806e4a10a0) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 rrw_enter+0xbe sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:564 #5 sys_fsync+0x152 sys/kern/vfs_syscalls.c:2927 #6 syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] #6 syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 Process 40309 (reaper) thread 0xffff800029fd9448 (351237) exclusive rwlock vmmaplk r = 0 (0xfffffd806cdcc478) #0 witness_lock+0x5b8 stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5b8 sys/kern/subr_witness.c:1151 #1 rw_enter+0x41b sys/kern/kern_rwlock.c:309 #2 vm_map_lock_ln+0x143 sys/uvm/uvm_map.c:5277 #3 uvm_map_teardown+0x104 sys/uvm/uvm_map.c:2488 #4 uvmspace_free+0xe8 sys/uvm/uvm_map.c:3447 #5 reaper+0x25b sys/kern/kern_exit.c:480 #6 proc_trampoline+0x10 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10226 10180K 10853K 166960K 16109 0 pcb 17 15K 17K 166960K 677 0 rtable 179 13K 15K 166960K 3496 0 pf 32 9K 14K 166960K 339 0 ifaddr 39 16K 18K 166960K 483 0 ifgroup 51 2K 2K 166960K 553 0 sysctl 4 1K 5K 166960K 9 0 counters 62 36K 37K 166960K 326 0 ioctlops 0 0K 4K 166960K 1994 0 iov 0 0K 16K 166960K 315 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1539 97K 97K 166960K 5323 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 10K 18K 166960K 56 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 450 0 dirhash 15 2K 3K 166960K 48 0 ACPI 1697 195K 286K 166960K 12548 0 file desc 11 37K 89K 166960K 3662 0 sigio 0 0K 0K 166960K 37 0 proc 71 91K 128K 166960K 3382 0 subproc 91 5K 7K 166960K 1339 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 351 0 in_multi 77 5K 7K 166960K 1217 0 ether_multi 1 0K 0K 166960K 10 0 mrt 1 0K 0K 166960K 5 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 265 1182K 1182K 166960K 265 0 exec 1 0K 1K 166960K 2044 0 pfkey data 0 0K 0K 166960K 3 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 193 90K 109K 166960K 31030 0 UVM aobj 108 8K 8K 166960K 108 0 pinsyscall 36 72K 103K 166960K 7232 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 1K 166960K 148 0 NDP 11 0K 2K 166960K 352 0 temp 78 6816K 6912K 166960K 116848 0 kqueue 13 20K 30K 166960K 433 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 120 568 0 565 4 3 1 3 0 8 0 rtentry 112 1240 0 1161 5 2 3 4 0 8 0 unpcb 144 2905 0 2888 31 30 1 6 0 8 0 syncache 336 12 0 12 6 6 0 1 0 8 0 tcpqe 32 2 0 2 1 1 0 1 0 8 0 tcpcb 808 1019 0 1015 34 33 1 8 0 8 0 arp 120 225 0 210 1 0 1 1 0 8 0 inpcb 336 4300 0 4293 55 52 3 13 0 8 2 nd6 136 330 0 310 1 0 1 1 0 8 0 pkpcb 40 45 0 45 7 7 0 1 0 8 0 kcovpl 48 103 0 96 1 0 1 1 0 8 0 ppxss 1168 19 0 19 10 10 0 1 0 8 0 pfstscr 40 3 0 3 2 2 0 1 0 8 0 pffrag 232 48 0 46 2 1 1 1 0 482 0 pffrnode 88 48 0 46 2 1 1 1 0 8 0 pffrent 40 286 0 284 3 2 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 pfanchor 1288 2 0 0 1 0 1 1 0 8 0 pfstitem 24 308 0 266 1 0 1 1 0 8 0 pfstkey 128 312 0 270 4 1 3 3 0 8 0 pfstate 376 310 0 268 8 1 7 8 0 8 0 pfrule 1344 26 0 20 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 4902 0 4546 40 11 29 30 0 8 0 art_table 32 4903 0 4546 4 0 4 4 0 8 0 art_node 16 1232 0 1162 1 0 1 1 0 8 0 sysvmsgpl 40 2 0 1 1 0 1 1 0 8 0 semapl 112 448 0 438 1 0 1 1 0 8 0 shmpl 112 105 0 0 3 0 3 3 0 8 0 dirhash 1024 41 0 22 3 0 3 3 0 8 0 dino2pl 256 5925 0 4232 107 0 107 107 0 8 0 ffsino 272 5925 0 4232 114 0 114 114 0 8 0 nchpl 144 9838 0 9128 66 39 27 64 0 8 0 uvmvnodes 80 8783 0 0 180 0 180 180 0 8 0 vnodes 216 8783 0 0 488 0 488 488 0 8 0 namei 1024 47023 0 47020 8 7 1 2 0 8 0 percpumem 16 177 0 132 1 0 1 1 0 8 0 vcpupl 3904 8 0 2 1 0 1 1 0 8 0 vmpool 696 35 0 29 1 0 1 1 0 8 0 kstatmem 264 286 0 264 4 1 3 3 0 8 0 scsiplug 72 8 0 8 5 5 0 1 0 8 0 scxspl 216 67616 0 67614 20 19 1 8 1 8 0 plimitpl 152 1207 0 1189 1 0 1 1 0 8 0 sigapl 424 3804 0 3757 10 3 7 9 0 8 0 futexpl 64 41798 0 41798 7 7 0 1 0 8 0 knotepl 120 753 0 0 18 0 18 18 0 8 0 kqueuepl 216 1030 0 1021 11 10 1 5 0 8 0 pipepl 320 940 0 913 13 10 3 6 0 8 0 fdescpl 496 3762 0 3737 7 2 5 5 0 8 0 filepl 152 29228 0 29005 66 55 11 20 0 8 0 lockfpl 104 1408 0 1406 3 2 1 2 0 8 0 lockfspl 48 561 0 559 1 0 1 1 0 8 0 sessionpl 144 118 0 109 1 0 1 1 0 8 0 pgrppl 48 245 0 228 1 0 1 1 0 8 0 ucredpl 104 4193 0 4179 1 0 1 1 0 8 0 zombiepl 144 3759 0 3757 4 3 1 1 0 8 0 processpl 1152 3804 0 3757 7 2 5 6 0 8 0 procpl 648 7733 0 7685 11 5 6 8 0 8 0 srpgc 96 16 0 16 4 4 0 1 0 8 0 sosppl 168 18 0 18 6 6 0 1 0 8 0 sockpl 664 7836 0 7809 83 77 6 20 0 8 3 mcl64k 65536 4 0 0 1 0 1 1 0 8 0 mcl16k 16384 5 0 0 1 0 1 1 0 8 0 mcl12k 12288 3 0 0 1 0 1 1 0 8 0 mcl9k 9216 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 8 0 0 1 0 1 1 0 8 0 mcl4k 4096 5 0 0 1 0 1 1 0 8 0 mcl2k 2048 279 0 0 28 0 28 28 0 8 0 mtagpl 96 55 0 0 2 0 2 2 0 8 0 mbufpl 256 628 0 0 31 0 31 31 0 8 0 bufpl 280 13816 0 4834 642 0 642 642 0 8 0 anonpl 24 520120 0 511985 167 88 79 80 0 185 7 amapchunkpl 152 98047 0 97453 80 40 40 41 0 158 8 amappl16 200 9549 0 9501 80 72 8 20 0 8 1 amappl15 192 25 0 25 2 2 0 1 0 8 0 amappl14 184 315 0 303 1 0 1 1 0 8 0 amappl13 176 14 0 14 1 1 0 1 0 8 0 amappl12 168 5931 0 5904 3 1 2 2 0 8 0 amappl11 160 77 0 63 1 0 1 1 0 8 0 amappl10 152 12 0 11 1 0 1 1 0 8 0 amappl9 144 158 0 158 1 1 0 1 0 8 0 amappl8 136 38 0 35 1 0 1 1 0 8 0 amappl7 128 300 0 287 1 0 1 1 0 8 0 amappl6 120 1125 0 1121 1 0 1 1 0 8 0 amappl5 112 515 0 502 1 0 1 1 0 8 0 amappl4 104 620 0 599 1 0 1 1 0 8 0 amappl3 96 19585 0 19500 5 1 4 4 0 8 0 amappl2 88 1970 0 1903 2 0 2 2 0 8 0 amappl1 80 24201 0 23630 17 3 14 14 0 8 0 amappl 88 29775 0 29649 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 7 0 7 2 2 0 1 0 8 0 dma128 128 253 0 253 1 1 0 1 0 8 0 dma64 64 7 0 7 2 2 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 72 107 0 0 2 0 2 2 0 8 0 uaddrrnd 24 3797 0 3765 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 3797 0 3765 1 0 1 1 0 8 0 vmmpekpl 168 32765 0 32714 5 1 4 4 0 8 0 vmmpepl 168 233129 0 231494 152 58 94 102 0 357 8 vmsppl 440 3796 0 3764 8 3 5 5 0 8 0 rwobjpl 56 72337 0 62515 148 8 140 140 0 8 0 pdppl 4096 7601 0 7534 268 190 78 84 0 8 11 pvpl 32 43328 0 0 347 0 347 347 0 265 0 pmappl 248 3796 0 3764 3 0 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 713 0 312 12 0 12 12 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace pmap_page_remove(fffffd800807bd80) at pmap_page_remove+0x45d _atomic_swap_64 machine/atomic.h:117 [inline] pmap_page_remove(fffffd800807bd80) at pmap_page_remove+0x45d sys/arch/amd64/amd64/pmap.c:2003 uvm_anfree_list(fffffd8054f05930,0) at uvm_anfree_list+0xd6 amap_wipeout(fffffd806e24cbb8) at amap_wipeout+0x248 sys/uvm/uvm_amap.c:502 uvm_unmap_detach(ffff80002a0b3ef8,0) at uvm_unmap_detach+0x96 sys/uvm/uvm_map.c:1354 uvmspace_exec(ffff8000ffff6cc8,1000,7f7fffffc000) at uvmspace_exec+0x467 sys/uvm/uvm_map.c:3412 sys_execve(ffff8000ffff6cc8,ffff80002a0b4590,ffff80002a0b44e0) at sys_execve+0xadb sys/kern/kern_exec.c:448 syscall(ffff80002a0b4590) at syscall+0xaf8 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002a0b4590) at syscall+0xaf8 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x77afcb3d9930, count: -8 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffff800029b7bff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393 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(ffffffff8356af18) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff8356af18) at __mp_lock+0x192 sys/kern/kern_lock.c:144 uvm_unmap_kill_entry_withlock(fffffd806cdcc388,fffffd8068789b30,0) at uvm_unmap_kill_entry_withlock+0x62 sys/uvm/uvm_map.c:1878 uvm_map_teardown(fffffd806cdcc388) at uvm_map_teardown+0x267 sys/uvm/uvm_map.c:2520 uvmspace_free(fffffd806cdcc388) at uvmspace_free+0xe8 sys/uvm/uvm_map.c:3447 reaper(ffff800029fd9448) at reaper+0x25b sys/kern/kern_exit.c:480 end trace frame: 0x0, count: 7 ddb{1}> trace x86_ipi_db(ffff800029b7bff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:393 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(ffffffff8356af18) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff8356af18) at __mp_lock+0x192 sys/kern/kern_lock.c:144 uvm_unmap_kill_entry_withlock(fffffd806cdcc388,fffffd8068789b30,0) at uvm_unmap_kill_entry_withlock+0x62 sys/uvm/uvm_map.c:1878 uvm_map_teardown(fffffd806cdcc388) at uvm_map_teardown+0x267 sys/uvm/uvm_map.c:2520 uvmspace_free(fffffd806cdcc388) at uvmspace_free+0xe8 sys/uvm/uvm_map.c:3447 reaper(ffff800029fd9448) at reaper+0x25b sys/kern/kern_exit.c:480 end trace frame: 0x0, count: -8