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 129066 70967 32767 0x10 0 0 syz-executor.3 db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff8279d30b) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff8281e44b,ffffffff8283c848,2bb,ffffffff827a2681) at __assert+0x29 sys/kern/subr_prf.c:157 splraise(b7fa0d15) at splraise+0xb4 sys/arch/amd64/amd64/intr.c:699 mtx_enter_try(fffffd807e87e5e8) at mtx_enter_try+0x73 sys/kern/kern_lock.c:291 mtx_enter(fffffd807e87e5e8) at mtx_enter+0x4f sys/kern/kern_lock.c:266 knote_remove(ffff8000212a32a0,fffffd807e87e5e8,fffffd807e87e670,4,0) at knote_remove+0x20d sys/kern/kern_event.c:1881 knote_fdclose(ffff8000212a32a0,4) at knote_fdclose+0xae sys/kern/kern_event.c:1934 fdfree(ffff8000212a32a0) at fdfree+0xdf sys/kern/kern_descrip.c:1196 exit1(ffff8000212a32a0,0,0,1) at exit1+0x3e4 sys/kern/kern_exit.c:206 sys_exit(ffff8000212a32a0,ffff80002e43d420,ffff80002e43d470) at sys_exit+0x1a sys/kern/kern_exit.c:89 syscall(ffff80002e43d4f0) at syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff80002e43d4f0) at syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7d39645ea7d0, 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{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic *cpu1: kernel diagnostic assertion "nlevel >= IPL_NONE" failed: file "/syzkaller/managers/setuid/kernel/sys/arch/amd64/amd64/intr.c", line 699 ddb{1}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff8279d30b) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff8281e44b,ffffffff8283c848,2bb,ffffffff827a2681) at __assert+0x29 sys/kern/subr_prf.c:157 splraise(b7fa0d15) at splraise+0xb4 sys/arch/amd64/amd64/intr.c:699 mtx_enter_try(fffffd807e87e5e8) at mtx_enter_try+0x73 sys/kern/kern_lock.c:291 mtx_enter(fffffd807e87e5e8) at mtx_enter+0x4f sys/kern/kern_lock.c:266 knote_remove(ffff8000212a32a0,fffffd807e87e5e8,fffffd807e87e670,4,0) at knote_remove+0x20d sys/kern/kern_event.c:1881 knote_fdclose(ffff8000212a32a0,4) at knote_fdclose+0xae sys/kern/kern_event.c:1934 fdfree(ffff8000212a32a0) at fdfree+0xdf sys/kern/kern_descrip.c:1196 exit1(ffff8000212a32a0,0,0,1) at exit1+0x3e4 sys/kern/kern_exit.c:206 sys_exit(ffff8000212a32a0,ffff80002e43d420,ffff80002e43d470) at sys_exit+0x1a sys/kern/kern_exit.c:89 syscall(ffff80002e43d4f0) at syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff80002e43d4f0) at syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7d39645ea7d0, count: -13 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80002e43d060 rbx 0xffff800020d59b9f rdx 0 rcx 0xffff8000212a32a0 rax 0xffff800020d58ff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xdd299bb832412167 r11 0x10c9ccaf04dd4ae4 r12 0xffff800020d599a0 r13 0 r14 0 r15 0x1 rip 0xffffffff82173d1c db_enter+0x1c cs 0x8 rflags 0x246 rsp 0xffff80002e43d050 ss 0x10 db_enter+0x1c: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor.0) pid=108083 stat=onproc flags process=1018 proc=2000 pri=0, usrpri=81, nice=20 forw=0xffffffffffffffff, list=0xffff80002128e550,0xffff800021268ad0 process=0xffff80002121cca0 user=0xffff80002e438000, vmspace=0xfffffd8069c963c0 estcpu=31, cpticks=1, pctcpu=0.1 user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 70967 129066 24421 32767 7 0x10 syz-executor.3 70967 116780 24421 32767 3 0x4000010 biowait syz-executor.3 27466 513452 50968 32767 2 0x10 syz-executor.7 27466 444082 50968 32767 3 0x4000090 fsleep syz-executor.7 27466 265976 50968 32767 3 0x4000090 fsleep syz-executor.7 64406 206206 23828 32767 2 0x10 syz-executor.2 64406 212848 23828 32767 2 0x4000010 syz-executor.2 87024 184547 83055 32767 3 0x10 biowait syz-executor.5 83055 343465 16622 0 3 0x82 wait syz-executor.5 24421 389541 74916 32767 3 0x90 nanoslp syz-executor.3 74916 445788 16622 0 3 0x82 wait syz-executor.3 23828 490146 2658 32767 3 0x90 nanoslp syz-executor.2 2658 21990 16622 0 3 0x82 wait syz-executor.2 58811 436740 0 0 3 0x14200 bored sosplice 96123 310964 1021 32767 3 0x90 nanoslp syz-executor.6 50968 279626 76965 32767 3 0x90 nanoslp syz-executor.7 76965 511918 16622 0 3 0x82 wait syz-executor.7 1021 432655 16622 0 3 0x82 wait syz-executor.6 78685 235808 40468 32767 3 0x10 biowait syz-executor.4 40468 217005 16622 0 3 0x82 wait syz-executor.4 87508 290416 10563 32767 3 0x10 biowait syz-executor.1 34356 377282 31194 32767 3 0x90 nanoslp syz-executor.0 10563 257897 16622 0 3 0x82 wait syz-executor.1 31194 479530 16622 0 3 0x82 wait syz-executor.0 16622 296090 13179 0 3 0x2000082 wait syz-fuzzer 16622 490778 13179 0 3 0x6000082 nanoslp syz-fuzzer 16622 5219 13179 0 3 0x6000082 thrsleep syz-fuzzer 16622 32168 13179 0 3 0x6000082 wait syz-fuzzer 16622 256697 13179 0 3 0x6000082 wait syz-fuzzer 16622 137218 13179 0 3 0x6000082 thrsleep syz-fuzzer 16622 401892 13179 0 3 0x6000082 thrsleep syz-fuzzer 16622 360802 13179 0 3 0x6000082 wait syz-fuzzer 16622 138489 13179 0 3 0x6000082 kqread syz-fuzzer 16622 254996 13179 0 3 0x6000082 thrsleep syz-fuzzer 16622 401246 13179 0 3 0x6000082 thrsleep syz-fuzzer 16622 444687 13179 0 3 0x6000082 wait syz-fuzzer 16622 430015 13179 0 3 0x6000082 wait syz-fuzzer 16622 269960 13179 0 3 0x6000082 wait syz-fuzzer 16622 197847 13179 0 3 0x6000082 thrsleep syz-fuzzer 16622 477411 13179 0 3 0x6000082 wait syz-fuzzer 13179 360482 16844 0 3 0x10008a sigsusp ksh 16844 153672 22207 0 3 0x9a kqread sshd 58 463913 1 0 3 0x100083 ttyin getty 22207 45390 1 0 3 0x88 kqread sshd 82254 112550 75577 73 3 0x1100090 kqread syslogd 75577 407297 1 0 3 0x100082 netio syslogd 54846 195521 1 0 3 0x100080 kqread resolvd 44465 91223 28046 77 3 0x100092 kqread dhcpleased 38176 507831 28046 77 3 0x100092 kqread dhcpleased 28046 274570 1 0 3 0x80 kqread dhcpleased 86872 503140 0 0 3 0x14200 bored smr 75413 79500 0 0 2 0x14200 zerothread 72205 367082 0 0 3 0x14200 aiodoned aiodoned 90532 506785 0 0 3 0x14200 syncer update 77572 249242 0 0 3 0x14200 cleaner cleaner 97371 55479 0 0 2 0x14200 reaper 22460 329534 0 0 3 0x14200 pgdaemon pagedaemon 19057 70239 0 0 3 0x14200 bored viomb 63247 61297 0 0 3 0x40014200 acpi0 acpi0 25474 133622 0 0 3 0x40014200 idle1 47617 85049 0 0 3 0x14200 bored softnet3 54721 453550 0 0 3 0x14200 bored softnet2 10390 331736 0 0 3 0x14200 bored softnet1 74956 403411 0 0 3 0x14200 bored softnet0 22645 44034 0 0 3 0x14200 bored systqmp 14062 182450 0 0 3 0x14200 bored systq 33337 482429 0 0 3 0x40014200 bored softclock 26156 50072 0 0 3 0x40014200 idle0 1 211726 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 70967 (syz-executor.3) thread 0xffff8000212682c8 (116780) exclusive rrwlock inode r = 0 (0xfffffd807d8520a8) #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 ufs_ihashins+0x46 sys/ufs/ufs/ufs_ihash.c:140 #5 ffs_vget+0x141 sys/ufs/ffs/ffs_vfsops.c:1343 #6 ffs_inode_alloc+0x1c2 sys/ufs/ffs/ffs_alloc.c:394 #7 ufs_makeinode+0xb2 sys/ufs/ufs/ufs_vnops.c:1817 #8 ufs_create+0x45 sys/ufs/ufs/ufs_vnops.c:151 #9 VOP_CREATE+0xc0 sys/kern/vfs_vops.c:103 #10 vn_open+0x27b sys/kern/vfs_vnops.c:116 #11 doopenat+0x26e sys/kern/vfs_syscalls.c:1126 #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 exclusive rrwlock inode r = 0 (0xfffffd807d852708) #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 vn_open+0x17b sys/kern/vfs_vnops.c:107 #8 doopenat+0x26e sys/kern/vfs_syscalls.c:1126 #9 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #9 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #10 Xsyscall+0x128 Process 87024 (syz-executor.5) thread 0xffff80002128f298 (184547) exclusive rrwlock inode r = 0 (0xfffffd807aa12f78) #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 (0xfffffd807aa12098) #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 78685 (syz-executor.4) thread 0xffff80002128e7f8 (235808) exclusive rrwlock inode r = 0 (0xfffffd807aa12918) #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 ufs_ihashins+0x46 sys/ufs/ufs/ufs_ihash.c:140 #5 ffs_vget+0x141 sys/ufs/ffs/ffs_vfsops.c:1343 #6 ffs_inode_alloc+0x1c2 sys/ufs/ffs/ffs_alloc.c:394 #7 ufs_mkdir+0xf8 sys/ufs/ufs/ufs_vnops.c:1149 #8 VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:388 #9 domkdirat+0x125 sys/kern/vfs_syscalls.c:3073 #10 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #10 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806717e3d0) #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 domkdirat+0x79 sys/kern/vfs_syscalls.c:3058 #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 87508 (syz-executor.1) thread 0xffff80002120d558 (290416) exclusive rrwlock inode r = 0 (0xfffffd807aa12e68) #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 ufs_ihashins+0x46 sys/ufs/ufs/ufs_ihash.c:140 #5 ffs_vget+0x141 sys/ufs/ffs/ffs_vfsops.c:1343 #6 ffs_inode_alloc+0x1c2 sys/ufs/ffs/ffs_alloc.c:394 #7 ufs_mkdir+0xf8 sys/ufs/ufs/ufs_vnops.c:1149 #8 VOP_MKDIR+0xc3 sys/kern/vfs_vops.c:388 #9 domkdirat+0x125 sys/kern/vfs_syscalls.c:3073 #10 syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] #10 syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806d8bac58) #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 domkdirat+0x79 sys/kern/vfs_syscalls.c:3058 #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 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10187 6409K 6420K 78643K 11289 0 pcb 13 12K 14K 78643K 17 0 rtable 240 6K 7K 78643K 644 0 pf 29 8K 8K 78643K 45 0 ifaddr 44 15K 15K 78643K 80 0 ifgroup 50 2K 2K 78643K 82 0 sysctl 2 0K 0K 78643K 2 0 counters 60 35K 35K 78643K 76 0 ioctlops 0 0K 2K 78643K 45 0 iov 0 0K 16K 78643K 284 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 4 0 vnodes 1279 80K 80K 78643K 2271 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 9K 78643K 55 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 558 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 22 81K 113K 78643K 4162 0 sigio 0 0K 0K 78643K 95 0 proc 56 78K 115K 78643K 905 0 subproc 104 6K 6K 78643K 208 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 118 0 in_multi 99 7K 7K 78643K 229 0 ether_multi 1 0K 0K 78643K 4 0 mrt 1 0K 0K 78643K 2 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 61 281K 281K 78643K 61 0 exec 0 0K 1K 78643K 1167 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 377 92K 96K 78643K 42994 0 UVM aobj 131 6K 6K 78643K 134 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 107 0 NDP 11 0K 2K 78643K 51 0 temp 74 5920K 5986K 78643K 14005 0 kqueue 12 18K 26K 78643K 404 0 SYN cache 2 16K 16K 78643K 2 0 ddb{1}> 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 120 202 0 199 4 3 1 3 0 8 0 rtentry 112 209 0 96 4 0 4 4 0 8 0 unpcb 144 2406 0 2393 33 28 5 8 0 8 4 syncache 304 44 0 44 6 6 0 1 0 8 0 sackhl 24 1 0 1 1 1 0 1 0 8 0 tcpqe 32 87 0 87 6 6 0 1 0 8 0 tcpcb 808 1476 0 1469 46 38 8 11 0 8 6 arp 120 35 0 16 1 0 1 1 0 8 0 ipq 40 14 0 14 5 4 1 1 0 8 1 ipqe 40 48 0 48 5 4 1 1 0 8 1 inpcb 368 2703 0 2688 51 41 10 14 0 8 8 nd6 136 57 0 31 1 0 1 1 0 8 0 kcovpl 48 16 0 8 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 839 0 379 30 1 29 30 0 8 0 art_table 32 840 0 379 4 0 4 4 0 8 0 art_node 16 208 0 105 1 0 1 1 0 8 0 sysvmsgpl 40 4 0 1 1 0 1 1 0 8 0 semapl 112 556 0 546 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 6900 0 5455 91 0 91 91 0 8 0 ffsino 272 6900 0 5455 97 0 97 97 0 8 0 nchpl 144 12440 0 10798 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 44600 0 44597 3 2 1 2 0 8 0 percpumem 16 51 0 8 1 0 1 1 0 8 0 kstatmem 264 38 0 16 2 0 2 2 0 8 0 scxspl 216 36045 0 36041 20 18 2 8 1 8 1 plimitpl 152 662 0 638 8 7 1 2 0 8 0 sigapl 424 4435 0 4383 7 0 7 7 0 8 0 futexpl 64 32488 0 32486 1 0 1 1 0 8 0 knotepl 120 631 0 0 17 0 17 17 0 8 0 kqueuepl 216 1015 0 1007 16 13 3 6 0 8 2 pipepl 320 849 0 820 26 20 6 8 0 8 3 fdescpl 496 4417 0 4384 7 2 5 6 0 8 0 filepl 152 28664 0 28414 55 39 16 18 0 8 6 lockfpl 104 526 0 524 2 1 1 2 0 8 0 lockfspl 48 142 0 140 1 0 1 1 0 8 0 sessionpl 144 31 0 15 1 0 1 1 0 8 0 pgrppl 48 250 0 234 1 0 1 1 0 8 0 ucredpl 104 4605 0 4587 1 0 1 1 0 8 0 zombiepl 144 4385 0 4383 1 0 1 1 0 8 0 processpl 1072 4435 0 4383 4 0 4 4 0 8 0 procpl 680 11560 0 11488 15 7 8 8 0 8 1 sosppl 168 46 0 44 5 4 1 1 0 8 0 sockpl 488 5500 0 5469 126 113 13 29 0 8 8 mcl64k 65536 11 0 0 2 0 2 2 0 8 0 mcl16k 16384 9 0 0 2 0 2 2 0 8 0 mcl12k 12288 10 0 0 1 0 1 1 0 8 0 mcl9k 9216 7 0 0 1 0 1 1 0 8 0 mcl8k 8192 24 0 0 3 0 3 3 0 8 0 mcl4k 4096 29 0 0 4 0 4 4 0 8 0 mcl2k2 2112 12 0 0 1 0 1 1 0 8 0 mcl2k 2048 282 0 0 36 1 35 36 0 8 0 mtagpl 96 3 0 0 1 0 1 1 0 8 0 mbufpl 256 2560 0 0 151 0 151 151 0 8 0 bufpl 288 10271 0 3949 452 0 452 452 0 8 0 anonpl 24 586353 0 575575 163 77 86 117 0 186 11 amapchunkpl 152 136332 0 135471 64 25 39 49 0 158 0 amappl16 200 14714 0 14458 81 64 17 39 0 8 3 amappl15 192 23 0 22 1 0 1 1 0 8 0 amappl14 184 177 0 164 2 1 1 2 0 8 0 amappl13 176 16 0 16 2 2 0 1 0 8 0 amappl12 168 5164 0 5128 2 0 2 2 0 8 0 amappl11 160 51 0 41 1 0 1 1 0 8 0 amappl10 152 40 0 29 1 0 1 1 0 8 0 amappl9 144 209 0 208 1 0 1 1 0 8 0 amappl8 136 414 0 318 4 0 4 4 0 8 0 amappl7 128 108 0 93 2 0 2 2 0 8 0 amappl6 120 325 0 303 2 1 1 2 0 8 0 amappl5 112 262 0 254 1 0 1 1 0 8 0 amappl4 104 654 0 615 2 0 2 2 0 8 0 amappl3 96 26944 0 26855 6 3 3 4 0 8 0 amappl2 88 4813 0 4739 3 1 2 3 0 8 0 amappl1 80 24192 0 23661 22 9 13 22 0 8 0 amappl 88 42294 0 42042 7 0 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 72 133 0 3 3 0 3 3 0 8 0 uaddrrnd 24 4417 0 4384 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 4417 0 4384 1 0 1 1 0 8 0 vmmpekpl 168 37521 0 37467 3 0 3 3 0 8 0 vmmpepl 168 277065 0 274780 171 57 114 127 0 357 5 vmsppl 464 4416 0 4384 7 2 5 6 0 8 0 rwobjpl 56 81554 0 74202 113 7 106 108 0 8 0 pdppl 4096 8842 0 8768 226 144 82 90 0 8 8 pvpl 32 1459588 0 1442952 375 207 168 359 0 265 21 pmappl 248 4416 0 4384 4 1 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 1216 0 236 29 0 29 29 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x1e: addq $0x8,%rsp x86_ipi_db(ffffffff82bafff0) 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(ffffffff82c532e8) at __mp_lock+0x129 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82c532e8) at __mp_lock+0x129 sys/kern/kern_lock.c:147 intr_handler(ffff80002e477680,ffff80000007b080) at intr_handler+0x62 sys/arch/amd64/amd64/intr.c:532 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f end of kernel end trace frame: 0x7a7f49f15330, count: 9 ddb{0}> trace x86_ipi_db(ffffffff82bafff0) 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(ffffffff82c532e8) at __mp_lock+0x129 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82c532e8) at __mp_lock+0x129 sys/kern/kern_lock.c:147 intr_handler(ffff80002e477680,ffff80000007b080) at intr_handler+0x62 sys/arch/amd64/amd64/intr.c:532 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f end of kernel end trace frame: 0x7a7f49f15330, count: -6 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x1c: addq $0x8,%rsp db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff8279d30b) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff8281e44b,ffffffff8283c848,2bb,ffffffff827a2681) at __assert+0x29 sys/kern/subr_prf.c:157 splraise(b7fa0d15) at splraise+0xb4 sys/arch/amd64/amd64/intr.c:699 mtx_enter_try(fffffd807e87e5e8) at mtx_enter_try+0x73 sys/kern/kern_lock.c:291 mtx_enter(fffffd807e87e5e8) at mtx_enter+0x4f sys/kern/kern_lock.c:266 knote_remove(ffff8000212a32a0,fffffd807e87e5e8,fffffd807e87e670,4,0) at knote_remove+0x20d sys/kern/kern_event.c:1881 knote_fdclose(ffff8000212a32a0,4) at knote_fdclose+0xae sys/kern/kern_event.c:1934 fdfree(ffff8000212a32a0) at fdfree+0xdf sys/kern/kern_descrip.c:1196 exit1(ffff8000212a32a0,0,0,1) at exit1+0x3e4 sys/kern/kern_exit.c:206 sys_exit(ffff8000212a32a0,ffff80002e43d420,ffff80002e43d470) at sys_exit+0x1a sys/kern/kern_exit.c:89 syscall(ffff80002e43d4f0) at syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff80002e43d4f0) at syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7d39645ea7d0, count: 2 ddb{1}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff8279d30b) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff8281e44b,ffffffff8283c848,2bb,ffffffff827a2681) at __assert+0x29 sys/kern/subr_prf.c:157 splraise(b7fa0d15) at splraise+0xb4 sys/arch/amd64/amd64/intr.c:699 mtx_enter_try(fffffd807e87e5e8) at mtx_enter_try+0x73 sys/kern/kern_lock.c:291 mtx_enter(fffffd807e87e5e8) at mtx_enter+0x4f sys/kern/kern_lock.c:266 knote_remove(ffff8000212a32a0,fffffd807e87e5e8,fffffd807e87e670,4,0) at knote_remove+0x20d sys/kern/kern_event.c:1881 knote_fdclose(ffff8000212a32a0,4) at knote_fdclose+0xae sys/kern/kern_event.c:1934 fdfree(ffff8000212a32a0) at fdfree+0xdf sys/kern/kern_descrip.c:1196 exit1(ffff8000212a32a0,0,0,1) at exit1+0x3e4 sys/kern/kern_exit.c:206 sys_exit(ffff8000212a32a0,ffff80002e43d420,ffff80002e43d470) at sys_exit+0x1a sys/kern/kern_exit.c:89 syscall(ffff80002e43d4f0) at syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff80002e43d4f0) at syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7d39645ea7d0, count: -13