panic: kernel diagnostic assertion "nlevel >= IPL_NONE" failed: file "/syzkaller/managers/setuid/kernel/sys/arch/amd64/amd64/intr.c", line 699 Stopped at db_enter+0x1c: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 199522 56451 0 0x14000 0x200 1 reaper db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff827a57c9) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff828214f5,ffffffff8283f7c6,2bb,ffffffff827a5364) at __assert+0x29 sys/kern/subr_prf.c:157 splraise(c7e7c49f) at splraise+0xb4 sys/arch/amd64/amd64/intr.c:699 mtx_enter_try(fffffd806f198288) at mtx_enter_try+0x73 sys/kern/kern_lock.c:291 mtx_enter(fffffd806f198288) at mtx_enter+0x4f sys/kern/kern_lock.c:266 knote_remove(ffff80002121a570,fffffd806f198288,fffffd806f198310,3,0) at knote_remove+0x20d sys/kern/kern_event.c:1881 knote_fdclose(ffff80002121a570,3) at knote_fdclose+0xae sys/kern/kern_event.c:1934 fdfree(ffff80002121a570) at fdfree+0xdf sys/kern/kern_descrip.c:1196 exit1(ffff80002121a570,0,0,1) at exit1+0x3e4 sys/kern/kern_exit.c:206 sys_exit(ffff80002121a570,ffff800021287100,ffff800021287150) at sys_exit+0x1a sys/kern/kern_exit.c:89 syscall(ffff8000212871d0) at syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff8000212871d0) at syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7100cd964580, 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: kernel diagnostic assertion "nlevel >= IPL_NONE" failed: file "/syzkaller/managers/setuid/kernel/sys/arch/amd64/amd64/intr.c", line 699 ddb{0}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff827a57c9) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff828214f5,ffffffff8283f7c6,2bb,ffffffff827a5364) at __assert+0x29 sys/kern/subr_prf.c:157 splraise(c7e7c49f) at splraise+0xb4 sys/arch/amd64/amd64/intr.c:699 mtx_enter_try(fffffd806f198288) at mtx_enter_try+0x73 sys/kern/kern_lock.c:291 mtx_enter(fffffd806f198288) at mtx_enter+0x4f sys/kern/kern_lock.c:266 knote_remove(ffff80002121a570,fffffd806f198288,fffffd806f198310,3,0) at knote_remove+0x20d sys/kern/kern_event.c:1881 knote_fdclose(ffff80002121a570,3) at knote_fdclose+0xae sys/kern/kern_event.c:1934 fdfree(ffff80002121a570) at fdfree+0xdf sys/kern/kern_descrip.c:1196 exit1(ffff80002121a570,0,0,1) at exit1+0x3e4 sys/kern/kern_exit.c:206 sys_exit(ffff80002121a570,ffff800021287100,ffff800021287150) at sys_exit+0x1a sys/kern/kern_exit.c:89 syscall(ffff8000212871d0) at syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff8000212871d0) at syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7100cd964580, count: -13 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff800021286d40 rbx 0xffffffff82c3ab9f cpu_info_full_primary+0x2b9f rdx 0 rcx 0xffff80002121a570 rax 0xffffffff82c39ff0 cpu_info_full_primary+0x1ff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x9da94922200a0c48 r11 0xd9746cd8c7e2cb4a r12 0xffffffff82c3a9a0 cpu_info_full_primary+0x29a0 r13 0 r14 0 r15 0x1 rip 0xffffffff814d940c db_enter+0x1c cs 0x8 rflags 0x246 rsp 0xffff800021286d30 ss 0x10 db_enter+0x1c: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor.7) pid=234129 stat=onproc flags process=1018 proc=2000 pri=0, usrpri=86, nice=20 forw=0xffffffffffffffff, list=0xffff800021262aa0,0xffffffff82d74a28 process=0xffff8000ffff8868 user=0xffff800021282000, vmspace=0xfffffd80786a71f0 estcpu=36, cpticks=4, pctcpu=0.0 user=0, sys=2, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 86675 311614 22880 32767 2 0x490 syz-executor.1 86675 234757 22880 32767 3 0x4000090 fsleep syz-executor.1 86675 60323 22880 32767 3 0x4000090 fsleep syz-executor.1 86675 232221 22880 32767 3 0x4000090 fsleep syz-executor.1 33204 326778 24085 32767 2 0x490 syz-executor.2 24085 213744 18270 0 3 0x82 wait syz-executor.2 37352 70006 98773 32767 2 0x10 syz-executor.0 98773 220365 18270 0 3 0x82 wait syz-executor.0 79180 222588 59834 32767 2 0x490 syz-executor.4 59834 236093 18270 0 3 0x82 wait syz-executor.4 19253 108474 28296 32767 2 0x10 syz-executor.5 28296 79839 18270 0 3 0x82 wait syz-executor.5 37626 373876 48446 32767 2 0x10 syz-executor.6 48446 268826 18270 0 3 0x82 wait syz-executor.6 260 164002 85687 32767 2 0x10 syz-executor.3 85687 116995 18270 0 3 0x82 wait syz-executor.3 22880 88761 93756 32767 2 0x490 syz-executor.1 93756 26637 18270 0 3 0x82 wait syz-executor.1 29297 353231 47208 32767 2 0x490 syz-executor.7 47208 206273 18270 0 3 0x82 wait syz-executor.7 10612 505818 0 0 3 0x14200 bored sosplice 18270 223436 4144 0 3 0x2000082 wait syz-fuzzer 18270 492568 4144 0 2 0x6000482 syz-fuzzer 18270 62297 4144 0 3 0x6000082 thrsleep syz-fuzzer 18270 51002 4144 0 3 0x6000082 wait syz-fuzzer 18270 401650 4144 0 3 0x6000082 wait syz-fuzzer 18270 201935 4144 0 3 0x6000082 wait syz-fuzzer 18270 261379 4144 0 3 0x6000082 wait syz-fuzzer 18270 250213 4144 0 3 0x6000082 thrsleep syz-fuzzer 18270 90432 4144 0 3 0x6000082 thrsleep syz-fuzzer 18270 340298 4144 0 3 0x6000082 wait syz-fuzzer 18270 302210 4144 0 3 0x6000082 thrsleep syz-fuzzer 18270 418552 4144 0 3 0x6000082 thrsleep syz-fuzzer 18270 200500 4144 0 3 0x6000082 wait syz-fuzzer 18270 2812 4144 0 2 0x6000082 syz-fuzzer 18270 495177 4144 0 3 0x6000082 thrsleep syz-fuzzer 18270 522880 4144 0 3 0x6000082 wait syz-fuzzer 4144 173378 83085 0 3 0x10008a sigsusp ksh 83085 160151 18105 0 3 0x9a kqread sshd 17417 397207 1 0 3 0x100083 ttyin getty 18105 180498 1 0 3 0x88 kqread sshd 29520 221493 54052 73 3 0x1100090 kqread syslogd 54052 48669 1 0 3 0x100082 netio syslogd 80969 254606 1 0 3 0x100080 kqread resolvd 75418 200319 13218 77 3 0x100092 kqread dhcpleased 53349 418330 13218 77 3 0x100092 kqread dhcpleased 13218 379375 1 0 3 0x80 kqread dhcpleased 82762 402493 0 0 3 0x14200 bored smr 50950 438048 0 0 2 0x14200 zerothread 61577 265078 0 0 3 0x14200 aiodoned aiodoned 81954 301626 0 0 3 0x14200 syncer update 26270 441113 0 0 3 0x14200 cleaner cleaner 56451 199522 0 0 7 0x14200 reaper 483 278913 0 0 3 0x14200 pgdaemon pagedaemon 98320 6805 0 0 3 0x14200 bored viomb 45491 510267 0 0 3 0x40014200 acpi0 acpi0 35616 292338 0 0 3 0x40014200 idle1 31371 302631 0 0 3 0x14200 bored softnet3 71348 213187 0 0 3 0x14200 bored softnet2 12848 514382 0 0 3 0x14200 bored softnet1 90636 366446 0 0 2 0x14200 softnet0 41105 279315 0 0 3 0x14200 bored systqmp 46478 292912 0 0 3 0x14200 bored systq 12970 339723 0 0 2 0x40014200 softclock 32388 205956 0 0 3 0x40014200 idle0 1 82974 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 37352 (syz-executor.0) thread 0xffff800022cf2008 (70006) exclusive rrwlock inode r = 0 (0xfffffd8008a73920) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 vget+0x200 sys/kern/vfs_subr.c:676 #6 ufs_ihashget+0x121 sys/ufs/ufs/ufs_ihash.c:119 #7 ffs_vget+0x7c sys/ufs/ffs/ffs_vfsops.c:1314 #8 ufs_lookup+0x13ba sys/ufs/ufs/ufs_lookup.c:487 #9 VOP_LOOKUP+0x5c sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x6e2 sys/kern/vfs_lookup.c:566 #11 namei+0x55a sys/kern/vfs_lookup.c:250 #12 dounlinkat+0x9d sys/kern/vfs_syscalls.c:1847 #13 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #13 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd805c0b00a8) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0xd5 sys/kern/vfs_lookup.c:418 #6 namei+0x55a sys/kern/vfs_lookup.c:250 #7 dounlinkat+0x9d sys/kern/vfs_syscalls.c:1847 #8 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #8 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #9 Xsyscall+0x128 Process 19253 (syz-executor.5) thread 0xffff8000261757f8 (108474) exclusive rrwlock inode r = 0 (0xfffffd8072e03a28) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 vget+0x200 sys/kern/vfs_subr.c:676 #6 ufs_ihashget+0x121 sys/ufs/ufs/ufs_ihash.c:119 #7 ffs_vget+0x7c sys/ufs/ffs/ffs_vfsops.c:1314 #8 ufs_lookup+0x13ba sys/ufs/ufs/ufs_lookup.c:487 #9 VOP_LOOKUP+0x5c sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x6e2 sys/kern/vfs_lookup.c:566 #11 namei+0x55a sys/kern/vfs_lookup.c:250 #12 dounlinkat+0x9d sys/kern/vfs_syscalls.c:1847 #13 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #13 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8069c0fd58) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0xd5 sys/kern/vfs_lookup.c:418 #6 namei+0x55a sys/kern/vfs_lookup.c:250 #7 dounlinkat+0x9d sys/kern/vfs_syscalls.c:1847 #8 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #8 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #9 Xsyscall+0x128 Process 260 (syz-executor.3) thread 0xffff800021263540 (164002) exclusive rrwlock inode r = 0 (0xfffffd806fbb5818) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 vget+0x200 sys/kern/vfs_subr.c:676 #6 ufs_ihashget+0x121 sys/ufs/ufs/ufs_ihash.c:119 #7 ffs_vget+0x7c sys/ufs/ffs/ffs_vfsops.c:1314 #8 ufs_lookup+0x13ba sys/ufs/ufs/ufs_lookup.c:487 #9 VOP_LOOKUP+0x5c sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x6e2 sys/kern/vfs_lookup.c:566 #11 namei+0x55a sys/kern/vfs_lookup.c:250 #12 dounlinkat+0x9d sys/kern/vfs_syscalls.c:1847 #13 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #13 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd805c0b0a38) #0 witness_lock+0x447 #1 rw_enter+0x3c8 sys/kern/kern_rwlock.c:309 #2 rrw_enter+0x8c sys/kern/kern_rwlock.c:464 #3 VOP_LOCK+0x8b sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 vget+0x200 sys/kern/vfs_subr.c:676 #6 cache_lookup+0x2b4 sys/kern/vfs_cache.c:222 #7 ufs_lookup+0x1ac sys/ufs/ufs/ufs_lookup.c:162 #8 VOP_LOOKUP+0x5c sys/kern/vfs_vops.c:85 #9 vfs_lookup+0x6e2 sys/kern/vfs_lookup.c:566 #10 namei+0x55a sys/kern/vfs_lookup.c:250 #11 dounlinkat+0x9d sys/kern/vfs_syscalls.c:1847 #12 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #12 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #13 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10201 6411K 6420K 78643K 11421 0 pcb 13 16K 20K 78643K 19 0 rtable 244 6K 7K 78643K 2744 0 pf 29 8K 8K 78643K 123 0 ifaddr 44 15K 16K 78643K 238 0 ifgroup 50 2K 2K 78643K 238 0 sysctl 2 0K 0K 78643K 2 0 counters 60 35K 35K 78643K 154 0 ioctlops 0 0K 2K 78643K 349 0 iov 0 0K 24K 78643K 1966 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 4 0 vnodes 1279 80K 80K 78643K 6799 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 9K 78643K 405 0 VM map 2 1K 1K 78643K 2 0 sem 12 1K 1K 78643K 4635 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 20 73K 117K 78643K 25202 0 sigio 0 0K 0K 78643K 2174 0 proc 56 78K 103K 78643K 3030 0 subproc 104 6K 6K 78643K 715 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 2098 0 in_multi 99 7K 7K 78643K 853 0 ether_multi 1 0K 0K 78643K 26 0 mrt 1 0K 0K 78643K 1 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 145 652K 652K 78643K 145 0 exec 0 0K 1K 78643K 4812 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 8 62K 64K 78643K 10 0 UVM amap 438 91K 107K 78643K 249211 0 UVM aobj 131 4K 5K 78643K 160 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 1 0K 1K 78643K 8906 0 NDP 11 0K 2K 78643K 168 0 temp 74 5920K 6048K 78643K 64327 0 kqueue 12 18K 32K 78643K 2173 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 1206 0 1203 14 11 3 5 0 8 2 rtentry 112 655 0 540 4 0 4 4 0 8 0 unpcb 144 15010 0 14997 171 170 1 10 0 8 0 syncache 304 308 0 308 40 40 0 1 0 8 0 tcpqe 32 362 0 362 38 38 0 1 0 8 0 tcpcb 808 36007 0 35988 464 451 13 30 0 8 8 arp 120 116 0 98 1 0 1 1 0 8 0 ipq 40 118 0 117 14 13 1 1 0 8 0 ipqe 40 751 0 750 14 13 1 1 0 8 0 inpcb 368 46086 0 46064 405 392 13 22 0 8 8 nd6 136 188 0 159 3 1 2 2 0 8 0 kcovpl 48 55 0 47 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 2639 0 2155 37 6 31 31 0 8 0 art_table 32 2640 0 2155 4 0 4 4 0 8 0 art_node 16 654 0 549 1 0 1 1 0 8 0 sysvmsgpl 40 70 0 70 1 1 0 1 0 8 0 semupl 112 5 0 5 1 1 0 1 0 8 0 semapl 112 4632 0 4622 1 0 1 1 0 8 0 shmpl 112 157 0 29 5 1 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 34685 0 33208 93 0 93 93 0 8 0 ffsino 272 34685 0 33208 99 0 99 99 0 8 0 nchpl 144 69311 0 67669 63 0 63 63 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 231164 0 231164 11 9 2 2 0 8 2 percpumem 16 90 0 47 1 0 1 1 0 8 0 kstatmem 264 116 0 94 2 0 2 2 0 8 0 scxspl 216 217976 0 217976 64 61 3 8 1 8 3 plimitpl 152 3203 0 3180 16 14 2 2 0 8 0 sigapl 424 25404 0 25353 8 1 7 7 0 8 0 futexpl 64 207246 0 207243 11 10 1 1 0 8 0 knotepl 120 1511 0 0 17 4 13 17 0 8 0 kqueuepl 216 5369 0 5361 77 72 5 8 0 8 4 pipepl 320 4715 0 4687 112 109 3 12 0 8 0 fdescpl 496 25386 0 25355 6 1 5 6 0 8 0 filepl 152 177074 0 176837 298 280 18 19 0 8 8 lockfpl 104 4812 0 4810 2 1 1 2 0 8 0 lockfspl 48 1838 0 1836 1 0 1 1 0 8 0 sessionpl 144 70 0 54 1 0 1 1 0 8 0 pgrppl 48 364 0 348 1 0 1 1 0 8 0 ucredpl 104 26502 0 26484 1 0 1 1 0 8 0 zombiepl 144 25356 0 25353 1 0 1 1 0 8 0 processpl 1072 25404 0 25353 4 0 4 4 0 8 0 procpl 680 70370 0 70300 57 49 8 8 0 8 1 sosppl 168 398 0 398 35 34 1 1 0 8 1 sockpl 488 63032 0 62994 989 972 17 36 0 8 8 mcl64k 65536 47 0 0 4 2 2 3 0 8 0 mcl16k 16384 33 0 0 3 0 3 3 0 8 0 mcl12k 12288 38 0 0 2 0 2 2 0 8 0 mcl9k 9216 25 0 0 2 0 2 2 0 8 0 mcl8k 8192 65 0 0 5 2 3 3 0 8 0 mcl4k 4096 81 0 0 3 0 3 3 0 8 0 mcl2k2 2112 22 0 0 2 0 2 2 0 8 0 mcl2k 2048 467 0 0 32 18 14 32 0 8 0 mtagpl 96 17 0 0 1 0 1 1 0 8 0 mbufpl 256 2327 0 0 122 0 122 122 0 8 0 bufpl 288 47249 0 40923 456 3 453 453 0 8 0 anonpl 24 2512990 0 2501201 280 185 95 108 0 186 0 amapchunkpl 152 823536 0 822696 241 202 39 54 0 158 1 amappl16 200 53677 0 53372 322 304 18 37 0 8 0 amappl15 192 14 0 14 2 2 0 1 0 8 0 amappl14 184 315 0 297 2 1 1 2 0 8 0 amappl13 176 32 0 32 7 7 0 1 0 8 0 amappl12 168 26769 0 26734 2 0 2 2 0 8 0 amappl11 160 80 0 69 1 0 1 1 0 8 0 amappl10 152 110 0 97 1 0 1 1 0 8 0 amappl9 144 392 0 390 1 0 1 1 0 8 0 amappl8 136 1276 0 1059 8 0 8 8 0 8 0 amappl7 128 161 0 146 2 0 2 2 0 8 0 amappl6 120 761 0 732 2 1 1 2 0 8 0 amappl5 112 907 0 897 1 0 1 1 0 8 0 amappl4 104 1443 0 1395 3 1 2 3 0 8 0 amappl3 96 154211 0 154130 7 4 3 4 0 8 0 amappl2 88 26909 0 26830 3 1 2 3 0 8 0 amappl1 80 99449 0 98921 22 9 13 22 0 8 0 amappl 88 247391 0 247155 8 1 7 7 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 72 159 0 29 3 0 3 3 0 8 0 uaddrrnd 24 25386 0 25355 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 25386 0 25355 1 0 1 1 0 8 0 vmmpekpl 168 197450 0 197386 4 0 4 4 0 8 0 vmmpepl 168 1479666 0 1477278 437 310 127 144 0 357 0 vmsppl 464 25385 0 25355 6 1 5 6 0 8 0 rwobjpl 56 366448 0 358900 119 8 111 111 0 8 0 pdppl 4096 50779 0 50710 979 898 81 91 0 8 12 pvpl 32 7416250 0 7398364 708 536 172 362 0 265 0 pmappl 248 25385 0 25355 3 0 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 2777 0 1832 28 0 28 28 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff827a57c9) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff828214f5,ffffffff8283f7c6,2bb,ffffffff827a5364) at __assert+0x29 sys/kern/subr_prf.c:157 splraise(c7e7c49f) at splraise+0xb4 sys/arch/amd64/amd64/intr.c:699 mtx_enter_try(fffffd806f198288) at mtx_enter_try+0x73 sys/kern/kern_lock.c:291 mtx_enter(fffffd806f198288) at mtx_enter+0x4f sys/kern/kern_lock.c:266 knote_remove(ffff80002121a570,fffffd806f198288,fffffd806f198310,3,0) at knote_remove+0x20d sys/kern/kern_event.c:1881 knote_fdclose(ffff80002121a570,3) at knote_fdclose+0xae sys/kern/kern_event.c:1934 fdfree(ffff80002121a570) at fdfree+0xdf sys/kern/kern_descrip.c:1196 exit1(ffff80002121a570,0,0,1) at exit1+0x3e4 sys/kern/kern_exit.c:206 sys_exit(ffff80002121a570,ffff800021287100,ffff800021287150) at sys_exit+0x1a sys/kern/kern_exit.c:89 syscall(ffff8000212871d0) at syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff8000212871d0) at syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7100cd964580, count: -13 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1e: addq $0x8,%rsp x86_ipi_db(ffff800020d58ff0) at x86_ipi_db+0x1e 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+0x27 __mp_lock(ffffffff82c85668) at __mp_lock+0x129 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82c85668) at __mp_lock+0x129 sys/kern/kern_lock.c:147 reaper(ffff8000211b32a0) at reaper+0x160 sys/kern/kern_exit.c:454 end trace frame: 0x0, count: 10 ddb{1}> trace x86_ipi_db(ffff800020d58ff0) at x86_ipi_db+0x1e 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+0x27 __mp_lock(ffffffff82c85668) at __mp_lock+0x129 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82c85668) at __mp_lock+0x129 sys/kern/kern_lock.c:147 reaper(ffff8000211b32a0) at reaper+0x160 sys/kern/kern_exit.c:454 end trace frame: 0x0, count: -5