papanic: kernel diagnostic assertion "!_kernel_lock_held()" failed: file "/syzkaller/managers/multicore/kernel/sys/uvm/uvm_map.c", line 2486 Stopped at db_enter+0x18: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 249670 40964 0 0x2 0 0 syz-executor.5 * 38234 51881 0 0x14000 0x200 1 reaper db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff825a382d) at panic+0x177 sys/kern/subr_prf.c:198 __assert(ffffffff8261b0c5,ffffffff8262511c,9b6,ffffffff825d7547) at __assert+0x25 sys/kern/subr_prf.c:157 uvm_map_teardown(fffffd807e46e010) at uvm_map_teardown+0x2e8 sys/uvm/uvm_map.c:2488 uvmspace_free(fffffd807e46e010) at uvmspace_free+0xa6 sys/uvm/uvm_map.c:3436 reaper(ffff8000212337a8) at reaper+0x19a sys/kern/kern_exit.c:448 end trace frame: 0x0, count: 9 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 *cpu0: vop_generic_badop cpu1: kernel diagnostic assertion "!_kernel_lock_held()" failed: file "/syzkaller/managers/multicore/kernel/sys/uvm/uvm_map.c", line 2486 ddb{1}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff825a382d) at panic+0x177 sys/kern/subr_prf.c:198 __assert(ffffffff8261b0c5,ffffffff8262511c,9b6,ffffffff825d7547) at __assert+0x25 sys/kern/subr_prf.c:157 uvm_map_teardown(fffffd807e46e010) at uvm_map_teardown+0x2e8 sys/uvm/uvm_map.c:2488 uvmspace_free(fffffd807e46e010) at uvmspace_free+0xa6 sys/uvm/uvm_map.c:3436 reaper(ffff8000212337a8) at reaper+0x19a sys/kern/kern_exit.c:448 end trace frame: 0x0, count: -6 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff8000212394b0 rbx 0xffff800020dd9b8f rdx 0 rcx 0 rax 0xffff8000212337a8 r8 0x101010101010101 r9 0x8080808080808080 r10 0x194d111e00b6f5fd r11 0xf02616aa3c2bd6b0 r12 0xffff800020dd9990 r13 0 r14 0xffffffff82991990 cpu_info_full_primary+0x2990 r15 0x1 rip 0xffffffff82194208 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff8000212394a0 ss 0x10 db_enter+0x18: addq $0x8,%rsp ddb{1}> show proc PROC (reaper) pid=38234 stat=onproc flags process=14000 proc=200 pri=4, usrpri=62, nice=20 forw=0xffffffffffffffff, list=0xffff800021233ce8,0xffff800021232a98 process=0xffff8000fffff1e0 user=0xffff800021234000, vmspace=0xffffffff829ef2f0 estcpu=12, cpticks=2, pctcpu=1.94 user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 94998 200022 61446 0 2 0 syz-executor.1 94998 230993 61446 0 3 0x4000080 fsleep syz-executor.1 54247 256015 7884 0 2 0 syz-executor.2 54247 417058 7884 0 3 0x4000080 fsleep syz-executor.2 58748 22684 53804 0 2 0 syz-executor.4 58748 250815 53804 0 3 0x4000080 fsleep syz-executor.4 70262 285708 44424 0 2 0x2 syz-executor.6 53804 201168 44424 0 3 0x82 nanoslp syz-executor.4 16358 249512 44424 0 2 0x2 syz-executor.7 7884 226245 44424 0 3 0x82 nanoslp syz-executor.2 61446 486999 44424 0 3 0x82 nanoslp syz-executor.1 65870 337337 0 0 3 0x14200 bored sosplice 81220 163271 44424 0 3 0x82 nanoslp syz-executor.3 54574 431394 0 0 3 0x14280 nfsidl nfsio 77471 457750 0 0 3 0x14280 nfsidl nfsio 92745 332998 0 0 3 0x14280 nfsidl nfsio 59551 480895 0 0 3 0x14280 nfsidl nfsio 21324 133162 0 0 3 0x14280 nfsidl nfsio 77865 417340 0 0 3 0x14280 nfsidl nfsio 46592 292361 0 0 3 0x14280 nfsidl nfsio 94118 114824 0 0 3 0x14280 nfsidl nfsio 89868 290692 0 0 3 0x14280 nfsidl nfsio 41255 428139 0 0 3 0x14280 nfsidl nfsio 91274 27829 0 0 3 0x14280 nfsidl nfsio 84708 228914 0 0 3 0x14280 nfsidl nfsio 65595 479783 0 0 3 0x14280 nfsidl nfsio 96680 187327 0 0 3 0x14280 nfsidl nfsio 99390 292375 0 0 3 0x14280 nfsidl nfsio 88807 424254 0 0 3 0x14280 nfsidl nfsio 95752 453809 0 0 3 0x14280 nfsidl nfsio 51941 127058 0 0 3 0x14280 nfsidl nfsio 31835 440561 0 0 3 0x14280 nfsidl nfsio 20511 376923 0 0 3 0x14280 nfsidl nfsio 5013 86994 0 0 3 0x14200 acct acct 40964 249670 44424 0 7 0x2 syz-executor.5 28132 82981 44424 0 3 0x2 biowait syz-executor.0 44424 16825 22619 0 3 0x82 wait syz-fuzzer 44424 103706 22619 0 3 0x4000082 nanoslp syz-fuzzer 44424 292161 22619 0 3 0x4000082 thrsleep syz-fuzzer 44424 413554 22619 0 3 0x4000082 wait syz-fuzzer 44424 345408 22619 0 3 0x4000082 nanoslp syz-fuzzer 44424 71540 22619 0 3 0x4000082 thrsleep syz-fuzzer 44424 216941 22619 0 3 0x4000082 thrsleep syz-fuzzer 44424 413528 22619 0 3 0x4000082 thrsleep syz-fuzzer 44424 208222 22619 0 3 0x4000082 wait syz-fuzzer 44424 335855 22619 0 3 0x4000082 kqread syz-fuzzer 44424 108693 22619 0 3 0x4000082 wait syz-fuzzer 44424 212879 22619 0 3 0x4000082 wait syz-fuzzer 44424 305006 22619 0 3 0x4000082 wait syz-fuzzer 44424 237470 22619 0 3 0x4000082 wait syz-fuzzer 44424 371629 22619 0 3 0x4000082 wait syz-fuzzer 44424 132787 22619 0 3 0x4000082 thrsleep syz-fuzzer 22619 66127 52183 0 3 0x10008a sigsusp ksh 52183 495169 88794 0 3 0x9a kqread sshd 90874 69887 1 0 3 0x100083 ttyin getty 88794 23342 1 0 3 0x88 kqread sshd 10996 108713 65878 74 3 0x1100092 bpf pflogd 65878 206262 1 0 3 0x80 netio pflogd 37058 164044 45161 73 3 0x1100090 kqread syslogd 45161 116117 1 0 3 0x100082 netio syslogd 96239 491063 1 0 3 0x100080 kqread resolvd 53323 407993 46791 77 3 0x100092 kqread dhcpleased 79651 202415 46791 77 3 0x100092 kqread dhcpleased 46791 462973 1 0 3 0x80 kqread dhcpleased 37799 414015 0 0 3 0x14200 bored smr 45995 371799 0 0 2 0x14200 zerothread 42845 80045 0 0 3 0x14200 aiodoned aiodoned 87390 116138 0 0 3 0x14200 syncer update 73185 296069 0 0 3 0x14200 cleaner cleaner *51881 38234 0 0 7 0x14200 reaper 16171 474973 0 0 3 0x14200 pgdaemon pagedaemon 54113 494364 0 0 3 0x14200 bored viomb 45056 177518 0 0 3 0x40014200 acpi0 acpi0 67685 55727 0 0 3 0x40014200 idle1 64307 9873 0 0 3 0x14200 bored softnet 66883 388892 0 0 3 0x14200 bored softnet 67504 96210 0 0 3 0x14200 bored softnet 85230 402696 0 0 3 0x14200 bored softnet 4204 325751 0 0 3 0x14200 bored systqmp 92112 228947 0 0 3 0x14200 bored systq 9429 238205 0 0 3 0x40014200 bored softclock 64868 202760 0 0 3 0x40014200 idle0 1 224607 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks CPU 1: exclusive sched_lock &sched_lock r = 1 (0xffffffff82b11cd0) #0 witness_lock+0x44d #1 wakeup_n+0x37 #2 sched_idle+0x232 sys/kern/kern_sched.c:163 #3 proc_trampoline+0x1c Process 70262 (syz-executor.6) thread 0xffff800021319a50 (285708) exclusive rrwlock inode r = 0 (0xfffffd8068ba23d8) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:465 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 vget+0x1fc 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:1324 #8 ufs_lookup+0x13ba sys/ufs/ufs/ufs_lookup.c:487 #9 VOP_LOOKUP+0x58 sys/kern/vfs_vops.c:85 #10 vfs_lookup+0x6e5 sys/kern/vfs_lookup.c:560 #11 namei+0x36a sys/kern/vfs_lookup.c:244 #12 dounlinkat+0x99 sys/kern/vfs_syscalls.c:1848 #13 syscall+0x435 mi_syscall sys/sys/syscall_mi.h:101 [inline] #13 syscall+0x435 sys/arch/amd64/amd64/trap.c:585 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8068ba20a8) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:465 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0xd1 sys/kern/vfs_lookup.c:412 #6 namei+0x36a sys/kern/vfs_lookup.c:244 #7 dounlinkat+0x99 sys/kern/vfs_syscalls.c:1848 #8 syscall+0x435 mi_syscall sys/sys/syscall_mi.h:101 [inline] #8 syscall+0x435 sys/arch/amd64/amd64/trap.c:585 #9 Xsyscall+0x128 Process 40964 (syz-executor.5) thread 0xffff800021318a90 (249670) exclusive kernel_lock &kernel_lock r = 0 (0xffffffff829e8a08) #0 witness_lock+0x44d #1 __mp_acquire_count+0x48 sys/kern/kern_lock.c:227 #2 mi_switch+0x3bb sys/kern/sched_bsd.c:415 #3 sleep_finish+0x180 sys/kern/kern_synch.c:417 #4 tsleep+0x12c sys/kern/kern_synch.c:155 #5 biowait+0x91 sys/kern/vfs_bio.c:1268 #6 bwrite+0x21b sys/kern/vfs_bio.c:769 #7 ffs_update+0x27d sys/ufs/ffs/ffs_inode.c:113 #8 ufs_mkdir+0x662 sys/ufs/ufs/ufs_vnops.c:1220 #9 VOP_MKDIR+0xbf sys/kern/vfs_vops.c:388 #10 domkdirat+0x121 sys/kern/vfs_syscalls.c:3112 #11 syscall+0x435 mi_syscall sys/sys/syscall_mi.h:101 [inline] #11 syscall+0x435 sys/arch/amd64/amd64/trap.c:585 #12 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8068ba2f88) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:465 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 vget+0x1fc 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:1324 #8 ffs_inode_alloc+0x1be sys/ufs/ffs/ffs_alloc.c:394 #9 ufs_mkdir+0xf4 sys/ufs/ufs/ufs_vnops.c:1150 #10 VOP_MKDIR+0xbf sys/kern/vfs_vops.c:388 #11 domkdirat+0x121 sys/kern/vfs_syscalls.c:3112 #12 syscall+0x435 mi_syscall sys/sys/syscall_mi.h:101 [inline] #12 syscall+0x435 sys/arch/amd64/amd64/trap.c:585 #13 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8065071e70) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:465 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0xd1 sys/kern/vfs_lookup.c:412 #6 namei+0x36a sys/kern/vfs_lookup.c:244 #7 domkdirat+0x75 sys/kern/vfs_syscalls.c:3097 #8 syscall+0x435 mi_syscall sys/sys/syscall_mi.h:101 [inline] #8 syscall+0x435 sys/arch/amd64/amd64/trap.c:585 #9 Xsyscall+0x128 Process 28132 (syz-executor.0) thread 0xffff8000212967e8 (82981) exclusive rrwlock inode r = 0 (0xfffffd8065071920) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:465 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:518 #4 ufs_ihashins+0x42 sys/ufs/ufs/ufs_ihash.c:140 #5 ffs_vget+0x141 sys/ufs/ffs/ffs_vfsops.c:1353 #6 ffs_inode_alloc+0x1be sys/ufs/ffs/ffs_alloc.c:394 #7 ufs_mkdir+0xf4 sys/ufs/ufs/ufs_vnops.c:1150 #8 VOP_MKDIR+0xbf sys/kern/vfs_vops.c:388 #9 domkdirat+0x121 sys/kern/vfs_syscalls.c:3112 #10 syscall+0x435 mi_syscall sys/sys/syscall_mi.h:101 [inline] #10 syscall+0x435 sys/arch/amd64/amd64/trap.c:585 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806aa681a8) #0 witness_lock+0x44d #1 rw_enter+0x3e1 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0x8b sys/kern/kern_rwlock.c:465 #3 VOP_LOCK+0x87 sys/kern/vfs_vops.c:518 #4 vn_lock+0x84 sys/kern/vfs_vnops.c:564 #5 vfs_lookup+0xd1 sys/kern/vfs_lookup.c:412 #6 namei+0x36a sys/kern/vfs_lookup.c:244 #7 domkdirat+0x75 sys/kern/vfs_syscalls.c:3097 #8 syscall+0x435 mi_syscall sys/sys/syscall_mi.h:101 [inline] #8 syscall+0x435 sys/arch/amd64/amd64/trap.c:585 #9 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10232 6495K 7019K 78643K 14775 0 pcb 13 14K 16K 78643K 292 0 rtable 232 16K 20K 78643K 1205 0 ifaddr 99 18K 20K 78643K 426 0 sysctl 2 0K 0K 78643K 2 0 counters 54 35K 35K 78643K 76 0 ioctlops 0 0K 4K 78643K 1984 0 iov 0 0K 28K 78643K 115 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 4 0 vnodes 1335 83K 84K 78643K 2270 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 9K 78643K 30 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 244 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 13 45K 93K 78643K 1634 0 sigio 0 0K 0K 78643K 14 0 proc 69 91K 115K 78643K 705 0 subproc 104 6K 6K 78643K 182 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 0 0K 0K 78643K 100 0 in_multi 88 5K 6K 78643K 214 0 ether_multi 1 0K 0K 78643K 9 0 mrt 1 0K 0K 78643K 7 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 265 1182K 1182K 78643K 265 0 exec 0 0K 2K 78643K 916 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 62K 78643K 8 0 UVM amap 302 236K 236K 78643K 11533 0 UVM aobj 81 3K 3K 78643K 93 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 28 0 NDP 15 0K 2K 78643K 58 0 temp 141 4726K 38518K 78643K 17508 0 kqueue 12 18K 26K 78643K 173 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 120 124 0 121 2 1 1 2 0 8 0 rtentry 112 207 0 107 4 1 3 4 0 8 0 unpcb 144 1032 0 1017 9 6 3 4 0 8 2 syncache 296 14 0 14 3 3 0 1 0 8 0 tcpqe 32 21 0 21 2 2 0 1 0 8 0 tcpcb 768 1372 0 1354 29 18 11 15 0 8 7 arp 120 34 0 18 1 0 1 1 0 8 0 inpcb 320 2341 0 2332 28 18 10 13 0 8 8 nd6 48 49 0 26 1 0 1 1 0 8 0 pkpcb 40 4 0 4 1 1 0 1 0 8 0 kcovpl 48 14 0 6 1 0 1 1 0 8 0 pfstscr 40 69 0 69 1 1 0 1 0 8 0 pffrag 232 41 0 40 4 3 1 1 0 482 0 pffrnode 88 41 0 40 4 3 1 1 0 8 0 pffrent 40 84 0 83 4 3 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 pfrktable 1344 244 0 243 1 0 1 1 0 8 0 pfanchor 1280 76 0 74 2 1 1 1 0 8 0 pftag 88 81 0 78 1 0 1 1 0 8 0 pfstitem 24 59 0 43 1 0 1 1 0 8 0 pfstkey 120 197 0 181 2 0 2 2 0 8 0 pfstate 336 128 0 112 4 1 3 4 0 8 0 pfrule 1360 147 0 131 3 1 2 2 0 8 0 rttmr 136 3 0 3 1 1 0 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 908 0 494 35 6 29 29 0 8 1 art_table 32 909 0 494 4 0 4 4 0 8 0 art_node 16 206 0 116 1 0 1 1 0 8 0 sysvmsgpl 40 23 0 14 1 0 1 1 0 8 0 semapl 112 242 0 232 1 0 1 1 0 8 0 shmpl 112 90 0 15 3 0 3 3 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 3366 0 1928 91 0 91 91 0 8 0 ffsino 272 3366 0 1928 97 0 97 97 0 8 0 nchpl 144 5523 0 3877 63 0 63 63 0 8 0 uvmvnodes 80 4260 0 0 87 0 87 87 0 8 0 vnodes 216 4260 0 0 237 0 237 237 0 8 0 namei 1024 21004 0 21002 2 1 1 2 0 8 0 percpumem 16 50 0 11 1 0 1 1 0 8 0 vcpupl 2048 13 0 0 2 0 2 2 0 8 0 vmpool 568 19 0 6 1 0 1 1 0 8 0 pfiaddrpl 120 66 0 66 1 1 0 1 0 8 0 kstatmem 264 52 0 22 3 0 3 3 0 8 0 scxspl 216 16184 0 16183 8 7 1 7 0 8 0 plimitpl 152 287 0 272 1 0 1 1 0 8 0 sigapl 424 1962 0 1896 9 1 8 8 0 8 0 futexpl 64 13186 0 13183 1 0 1 1 0 8 0 knotepl 120 270 0 0 8 0 8 8 0 8 0 kqueuepl 216 304 0 296 1 0 1 1 0 8 0 pipepl 320 493 0 465 13 10 3 8 0 8 0 fdescpl 496 1923 0 1897 5 1 4 5 0 8 0 filepl 152 12764 0 12524 27 12 15 19 0 8 5 lockfpl 104 1118 0 1116 4 3 1 2 0 8 0 lockfspl 48 155 0 153 1 0 1 1 0 8 0 sessionpl 144 30 0 13 1 0 1 1 0 8 0 pgrppl 48 30 0 13 1 0 1 1 0 8 0 ucredpl 104 1406 0 1394 1 0 1 1 0 8 0 zombiepl 144 1897 0 1896 1 0 1 1 0 8 0 processpl 1064 1962 0 1896 5 0 5 5 0 8 0 procpl 672 4921 0 4837 12 3 9 10 0 8 0 srpgc 96 10 0 10 2 2 0 1 0 8 0 sosppl 168 24 0 24 3 2 1 1 0 8 1 sockpl 488 3577 0 3550 45 25 20 21 0 8 16 mcl64k 65536 7 0 0 1 0 1 1 0 8 0 mcl16k 16384 8 0 0 1 0 1 1 0 8 0 mcl12k 12288 6 0 0 1 0 1 1 0 8 0 mcl9k 9216 7 0 0 1 0 1 1 0 8 0 mcl8k 8192 17 0 0 3 0 3 3 0 8 0 mcl4k 4096 17 0 0 3 0 3 3 0 8 0 mcl2k2 2112 6 0 0 1 0 1 1 0 8 0 mcl2k 2048 404 0 0 50 0 50 50 0 8 0 mtagpl 96 343 0 0 8 0 8 8 0 8 0 mbufpl 256 607 0 0 35 0 35 35 0 8 0 bufpl 288 5957 0 132 417 0 417 417 0 8 0 anonpl 24 472012 0 453066 182 31 151 160 0 186 13 amapchunkpl 152 32961 0 32156 53 18 35 41 0 158 0 amappl16 200 11236 0 10661 89 45 44 54 0 8 10 amappl15 192 264 0 257 1 0 1 1 0 8 0 amappl14 184 228 0 222 1 0 1 1 0 8 0 amappl13 176 528 0 526 1 0 1 1 0 8 0 amappl12 168 267 0 255 1 0 1 1 0 8 0 amappl11 160 262 0 243 1 0 1 1 0 8 0 amappl10 152 162 0 158 1 0 1 1 0 8 0 amappl9 144 649 0 643 1 0 1 1 0 8 0 amappl8 136 735 0 664 3 0 3 3 0 8 0 amappl7 128 153 0 132 1 0 1 1 0 8 0 amappl6 120 411 0 398 2 1 1 2 0 8 0 amappl5 112 1299 0 1282 1 0 1 1 0 8 0 amappl4 104 1213 0 1182 2 0 2 2 0 8 0 amappl3 96 5706 0 5652 2 0 2 2 0 8 0 amappl2 88 1056 0 1016 2 0 2 2 0 8 0 amappl1 80 49370 0 48722 21 5 16 20 0 8 0 amappl 88 10894 0 10703 6 1 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 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 92 0 12 2 0 2 2 0 8 0 uaddrrnd 24 1942 0 1902 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 1942 0 1902 1 0 1 1 0 8 0 vmmpekpl 168 20002 0 19949 3 0 3 3 0 8 0 vmmpepl 168 197464 0 194948 166 31 135 146 0 357 9 vmsppl 368 1941 0 1902 4 0 4 4 0 8 0 rwobjpl 56 58636 0 52657 89 2 87 87 0 8 0 pdppl 4096 3891 0 3817 188 106 82 83 0 8 8 pvpl 32 922248 0 899440 301 53 248 257 0 265 30 pmappl 248 1941 0 1902 3 0 3 3 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 943 0 117 24 0 24 24 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp x86_ipi_db(ffffffff82990ff0) at x86_ipi_db+0x1a 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+0x23 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0xb sys/dev/kcov.c:144 intr_handler(ffff800026807b60,ffff80000004bd00) at intr_handler+0x5e sys/arch/amd64/amd64/intr.c:532 Xintr_ioapic_edge21_untramp() at Xintr_ioapic_edge21_untramp+0x18f Xspllower() at Xspllower+0x19 cnputc(61) at cnputc+0x4b sys/dev/cons.c:218 db_putchar(61) at db_putchar+0x3fc sys/ddb/db_output.c:155 kprintf() at kprintf+0x6ac sys/kern/subr_prf.c:724 db_printf(ffffffff8261db0f) at db_printf+0x85 sys/kern/subr_prf.c:498 panic(ffffffff8259871d) at panic+0xd7 sys/kern/subr_prf.c:216 vop_generic_badop(ffff800026807f88) at vop_generic_badop+0x1b sys/kern/vfs_default.c:133 VOP_STRATEGY(fffffd80643c4440,fffffd8074d60eb0) at VOP_STRATEGY+0x9b sys/kern/vfs_vops.c:628 end trace frame: 0xffff800026808030, count: 0 ddb{0}> trace x86_ipi_db(ffffffff82990ff0) at x86_ipi_db+0x1a 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+0x23 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0xb sys/dev/kcov.c:144 intr_handler(ffff800026807b60,ffff80000004bd00) at intr_handler+0x5e sys/arch/amd64/amd64/intr.c:532 Xintr_ioapic_edge21_untramp() at Xintr_ioapic_edge21_untramp+0x18f Xspllower() at Xspllower+0x19 cnputc(61) at cnputc+0x4b sys/dev/cons.c:218 db_putchar(61) at db_putchar+0x3fc sys/ddb/db_output.c:155 kprintf() at kprintf+0x6ac sys/kern/subr_prf.c:724 db_printf(ffffffff8261db0f) at db_printf+0x85 sys/kern/subr_prf.c:498 panic(ffffffff8259871d) at panic+0xd7 sys/kern/subr_prf.c:216 vop_generic_badop(ffff800026807f88) at vop_generic_badop+0x1b sys/kern/vfs_default.c:133 VOP_STRATEGY(fffffd80643c4440,fffffd8074d60eb0) at VOP_STRATEGY+0x9b sys/kern/vfs_vops.c:628 bwrite(fffffd8074d60eb0) at bwrite+0x1f0 sys/kern/vfs_bio.c:760 VOP_BWRITE(fffffd8074d60eb0) at VOP_BWRITE+0x4a sys/kern/vfs_vops.c:640 ufs_mkdir(ffff800026808220) at ufs_mkdir+0x6b4 sys/ufs/ufs/ufs_vnops.c:1236 VOP_MKDIR(fffffd806c6ae468,ffff800026808380,ffff8000268083b0,ffff8000268082b0) at VOP_MKDIR+0xbf sys/kern/vfs_vops.c:388 domkdirat(ffff800021318a90,ffffff9c,7f7fffff9080,1ff) at domkdirat+0x121 sys/kern/vfs_syscalls.c:3112 syscall(ffff800026808530) at syscall+0x435 mi_syscall sys/sys/syscall_mi.h:101 [inline] syscall(ffff800026808530) at syscall+0x435 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7fffff90f0, count: -21 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x18: addq $0x8,%rsp db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff825a382d) at panic+0x177 sys/kern/subr_prf.c:198 __assert(ffffffff8261b0c5,ffffffff8262511c,9b6,ffffffff825d7547) at __assert+0x25 sys/kern/subr_prf.c:157 uvm_map_teardown(fffffd807e46e010) at uvm_map_teardown+0x2e8 sys/uvm/uvm_map.c:2488 uvmspace_free(fffffd807e46e010) at uvmspace_free+0xa6 sys/uvm/uvm_map.c:3436 reaper(ffff8000212337a8) at reaper+0x19a sys/kern/kern_exit.c:448 end trace frame: 0x0, count: 9 ddb{1}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff825a382d) at panic+0x177 sys/kern/subr_prf.c:198 __assert(ffffffff8261b0c5,ffffffff8262511c,9b6,ffffffff825d7547) at __assert+0x25 sys/kern/subr_prf.c:157 uvm_map_teardown(fffffd807e46e010) at uvm_map_teardown+0x2e8 sys/uvm/uvm_map.c:2488 uvmspace_free(fffffd807e46e010) at uvmspace_free+0xa6 sys/uvm/uvm_map.c:3436 reaper(ffff8000212337a8) at reaper+0x19a sys/kern/kern_exit.c:448 end trace frame: 0x0, count: -6