panic: kernel diagnostic assertion "va >= entry->start" failed: file "/syzkaller/managers/setuid/kernel/sys/uvm/uvm_fault.c", line 1739 Stopped at db_enter+0x25: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 320837 5520 32767 0x10 0 0 syz-executor *338402 5520 32767 0x10 0x4000000 1K syz-executor db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff8315adbb) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff8310b9af,ffffffff83142b80,6cb,ffffffff8306c78d) at __assert+0x29 uvm_fault_unwire_locked(fffffd806c279020,20000000,20011000) at uvm_fault_unwire_locked+0x4c1 uvm_fault_unwire(fffffd806c279020,20000000,20011000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1702 kern_sysctl_dirs(4e,ffff80003c5b8348,1,200001c0,ffff80003c5b8378,0,fe288a2aaa744733,1) at kern_sysctl_dirs+0x340 sysctl_vsunlock sys/kern/kern_sysctl.c:213 [inline] kern_sysctl_dirs(4e,ffff80003c5b8348,1,200001c0,ffff80003c5b8378,0,fe288a2aaa744733,1) at kern_sysctl_dirs+0x340 sys/kern/kern_sysctl.c:430 kern_sysctl(ffff80003c5b8344,2,200001c0,ffff80003c5b8378,0,37,553d63c9c5f4fd49) at kern_sysctl+0x12d sys/kern/kern_sysctl.c:524 sys_sysctl(ffff8000ffff87b0,ffff80003c5b84b0,ffff80003c5b8400) at sys_sysctl+0x425 syscall(ffff80003c5b84b0) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c5b84b0) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xcb535e716b0, count: 5 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 "va >= entry->start" failed: file "/syzkaller/managers/setuid/kernel/sys/uvm/uvm_fault.c", line 1739 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff8315adbb) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff8310b9af,ffffffff83142b80,6cb,ffffffff8306c78d) at __assert+0x29 uvm_fault_unwire_locked(fffffd806c279020,20000000,20011000) at uvm_fault_unwire_locked+0x4c1 uvm_fault_unwire(fffffd806c279020,20000000,20011000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1702 kern_sysctl_dirs(4e,ffff80003c5b8348,1,200001c0,ffff80003c5b8378,0,fe288a2aaa744733,1) at kern_sysctl_dirs+0x340 sysctl_vsunlock sys/kern/kern_sysctl.c:213 [inline] kern_sysctl_dirs(4e,ffff80003c5b8348,1,200001c0,ffff80003c5b8378,0,fe288a2aaa744733,1) at kern_sysctl_dirs+0x340 sys/kern/kern_sysctl.c:430 kern_sysctl(ffff80003c5b8344,2,200001c0,ffff80003c5b8378,0,37,553d63c9c5f4fd49) at kern_sysctl+0x12d sys/kern/kern_sysctl.c:524 sys_sysctl(ffff8000ffff87b0,ffff80003c5b84b0,ffff80003c5b8400) at sys_sysctl+0x425 syscall(ffff80003c5b84b0) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c5b84b0) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xcb535e716b0, count: -10 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80003c5b7f20 rbx 0xffff800029b5cdc7 rdx 0 rcx 0xffff8000ffff87b0 rax 0xffff800029b5bff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xda1e32d4a1fb78a0 r11 0x721d4c60f2f32bae r12 0xffff800029b5cbc8 r13 0 r14 0 r15 0x1 rip 0xffffffff827b4dd5 db_enter+0x25 cs 0x8 rflags 0x246 rsp 0xffff80003c5b7f10 ss 0x10 db_enter+0x25: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor) tid=338402 pid=5520 tcnt=4 stat=onproc flags process=10 proc=4000000 runpri=36, usrpri=50, slppri=36, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff8000ffff8a38,0xffff8000ffff8538 process=0xffff80003c5b14a0 user=0xffff80003c5b3000, vmspace=0xfffffd806c279020 estcpu=24, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 5520 320837 44083 32767 7 0x10 syz-executor * 5520 338402 44083 32767 7 0x4000010 syz-executor 5520 132259 44083 32767 2 0x4000010 syz-executor 5520 111492 44083 32767 2 0x4000010 syz-executor 64788 353492 87942 0 2 0x2 ndp 88280 150185 36897 32767 2 0x10 syz-executor 88280 278780 36897 32767 3 0x4000090 fsleep syz-executor 13955 81116 36795 0 2 0x100002 ndp 13467 259169 76874 32767 2 0x10 syz-executor 13467 305797 76874 32767 3 0x4000090 fsleep syz-executor 87942 128258 89506 0 3 0x10008a sigsusp sh 36795 296187 61341 0 3 0x10008a sigsusp sh 38175 523549 49033 32767 2 0x10 syz-executor 38175 149366 49033 32767 3 0x4000090 msgwait syz-executor 38175 308077 49033 32767 2 0x4000010 syz-executor 44083 422935 88784 32767 3 0x90 nanoslp syz-executor 61341 341101 78043 0 3 0x80 wait syz-executor 76874 76423 99998 32767 3 0x90 nanoslp syz-executor 36897 276799 58923 32767 3 0x90 nanoslp syz-executor 89506 5849 33593 0 3 0x80 wait syz-executor 49033 287649 366 32767 3 0x90 nanoslp syz-executor 23270 210742 54753 0 2 0 syz-executor 49349 284145 43483 32767 3 0x10 biowait syz-executor 78043 363828 68316 0 3 0x82 wait syz-executor 88784 485481 68316 0 3 0x82 wait syz-executor 58923 370626 68316 0 3 0x82 wait syz-executor 43483 302943 68316 0 3 0x82 wait syz-executor 99998 161774 68316 0 3 0x82 wait syz-executor 54753 69215 68316 0 3 0x82 wait syz-executor 33593 487143 68316 0 3 0x82 wait syz-executor 366 365684 68316 0 3 0x82 wait syz-executor 68316 328907 46740 0 3 0x82 kqread syz-executor 46740 321918 39638 0 3 0x10008a sigsusp ksh 39638 464414 38326 0 3 0x98 kqread sshd-session 38326 447000 87140 0 3 0x92 kqread sshd-session 389 41354 1 0 3 0x100083 ttyin getty 87140 67183 1 0 3 0x88 kqread sshd 29391 462996 82731 73 3 0x1100090 kqread syslogd 82731 411087 1 0 3 0x100082 sbwait syslogd 57155 473922 1 0 3 0x100080 kqread resolvd 78278 124873 38195 77 3 0x100092 kqread dhcpleased 44195 289661 38195 77 3 0x100092 kqread dhcpleased 38195 408876 1 0 3 0x80 kqread dhcpleased 82188 449509 0 0 3 0x14200 bored smr 56903 2253 0 0 2 0x14200 zerothread 62347 270132 0 0 3 0x14200 aiodoned aiodoned 35440 333095 0 0 3 0x14200 syncer update 53986 473098 0 0 3 0x14200 cleaner cleaner 16698 252663 0 0 3 0x14200 reaper reaper 3694 128321 0 0 3 0x14200 pgdaemon pagedaemon 44266 318618 0 0 3 0x14200 bored viomb 59746 456306 0 0 3 0x40014200 acpi0 acpi0 25714 315038 0 0 3 0x40014200 idle1 15535 479834 0 0 3 0x14200 bored softnet3 86447 293818 0 0 3 0x14200 bored softnet2 1813 124656 0 0 3 0x14200 bored softnet1 19476 363881 0 0 3 0x14200 bored softnet0 33124 298891 0 0 3 0x14200 bored systqmp 84916 365534 0 0 3 0x14200 bored systq 62548 211300 0 0 3 0x14200 tmoslp softclockmp 71074 275647 0 0 3 0x40014200 tmoslp softclock 7421 331891 0 0 3 0x40014200 idle0 1 160235 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 5520 (syz-executor) thread 0xffff8000ffff8a38 (320837) exclusive rwlock uobjlk r = 0 (0xfffffd806c16ebe8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 uvm_fault+0x1e9 sys/uvm/uvm_fault.c:690 #3 upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188 #4 usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436 #5 recall_trap+0x8 shared rwlock vmmaplk r = 0 (0xfffffd806c279120) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_read+0x3af sys/kern/kern_rwlock.c:405 #2 uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1864 #3 uvm_fault_check+0x4b sys/uvm/uvm_fault.c:732 #4 uvm_fault+0x106 sys/uvm/uvm_fault.c:668 #5 upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188 #6 usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436 #7 recall_trap+0x8 Process 5520 (syz-executor) thread 0xffff8000ffff87b0 (338402) exclusive rwlock amaplk r = 0 (0xfffffd80663b96a8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 uvm_map_lock_entry+0x51 sys/uvm/uvm_map.c:464 #3 uvm_fault_unwire_locked+0x253 sys/uvm/uvm_fault.c:1758 #4 uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1702 #5 kern_sysctl_dirs+0x340 sysctl_vsunlock sys/kern/kern_sysctl.c:213 [inline] #5 kern_sysctl_dirs+0x340 sys/kern/kern_sysctl.c:430 #6 kern_sysctl+0x12d sys/kern/kern_sysctl.c:524 #7 sys_sysctl+0x425 #8 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 shared rwlock vmmaplk r = 0 (0xfffffd806c279120) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_read+0x3af sys/kern/kern_rwlock.c:405 #2 uvm_fault_unwire+0x3e sys/uvm/uvm_fault.c:1701 #3 kern_sysctl_dirs+0x340 sysctl_vsunlock sys/kern/kern_sysctl.c:213 [inline] #3 kern_sysctl_dirs+0x340 sys/kern/kern_sysctl.c:430 #4 kern_sysctl+0x12d sys/kern/kern_sysctl.c:524 #5 sys_sysctl+0x425 #6 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff836839c0) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 __mp_acquire_count+0x58 #2 mi_switch+0x4b7 sys/kern/sched_bsd.c:441 #3 sleep_finish+0x24f sys/kern/kern_synch.c:414 #4 rw_do_enter_read+0x2de sys/kern/kern_rwlock.c:385 #5 uvmfault_lookup+0x122 sys/uvm/uvm_fault.c:1864 #6 uvm_fault_check+0x4b sys/uvm/uvm_fault.c:732 #7 uvm_fault+0x106 sys/uvm/uvm_fault.c:668 #8 uvm_fault_wire+0x73 sys/uvm/uvm_fault.c:1681 #9 sysctl_vslock+0x109 sys/kern/kern_sysctl.c:195 #10 kern_sysctl_dirs+0x247 sys/kern/kern_sysctl.c:426 #11 kern_sysctl+0x12d sys/kern/kern_sysctl.c:524 #12 sys_sysctl+0x425 #13 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #13 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #14 Xsyscall+0x128 exclusive rwlock sysctllk r = 0 (0xffffffff8349f148) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 sysctl_vslock+0x45 sys/kern/kern_sysctl.c:185 #3 kern_sysctl_dirs+0x247 sys/kern/kern_sysctl.c:426 #4 kern_sysctl+0x12d sys/kern/kern_sysctl.c:524 #5 sys_sysctl+0x425 #6 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #6 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 #7 Xsyscall+0x128 Process 49349 (syz-executor) thread 0xffff8000ffff8f48 (284145) exclusive rrwlock inode r = 0 (0xfffffd806cb62df8) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:616 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 ufs_ihashins+0x4f sys/ufs/ufs/ufs_ihash.c:159 #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:3102 #10 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #10 syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd807c40c648) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1155 #1 rw_do_enter_write+0x3ea sys/kern/kern_rwlock.c:316 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:616 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:524 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #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:3087 #8 syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xb08 sys/arch/amd64/amd64/trap.c:577 #9 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10181 10953K 10966K 166960K 11260 0 pcb 17 12K 12K 166960K 17 0 rtable 230 6K 6K 166960K 336 0 pf 31 16K 16K 166960K 31 0 ifaddr 42 7K 7K 166960K 44 0 ifgroup 50 2K 2K 166960K 50 0 sysctl 1 1K 1K 166960K 1 0 counters 64 36K 36K 166960K 64 0 ioctlops 0 0K 2K 166960K 29 0 iov 0 0K 8K 166960K 1 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1332 84K 84K 166960K 1348 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 3 0 VM map 2 1K 1K 166960K 2 0 sem 3 0K 0K 166960K 3 0 dirhash 12 2K 2K 166960K 12 0 ACPI 1690 195K 286K 166960K 12468 0 file desc 26 97K 125K 166960K 147 0 proc 58 79K 115K 166960K 473 0 subproc 72 4K 4K 166960K 72 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 in_multi 99 7K 7K 166960K 99 0 ether_multi 1 0K 0K 166960K 1 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 37 175K 175K 166960K 37 0 exec 0 0K 1K 166960K 346 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 224 77K 77K 166960K 2631 0 UVM aobj 4 2K 2K 166960K 5 0 pinsyscall 48 96K 111K 166960K 1163 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 NDP 27 2K 2K 166960K 27 0 temp 36 6886K 6950K 166960K 3685 0 kqueue 14 22K 24K 166960K 26 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 24 0 0 1 0 1 1 0 8 0 rtpcb 120 34 0 30 1 0 1 1 0 8 0 rtentry 112 109 0 1 4 0 4 4 0 8 0 unpcb 144 37 0 20 1 0 1 1 0 8 0 syncache 336 4 0 4 1 0 1 1 0 8 1 tcpcb 808 12 0 7 1 0 1 1 0 8 0 arp 120 18 0 0 1 0 1 1 0 8 0 inpcb 376 98 0 90 5 0 5 5 0 8 4 nd6 136 22 0 0 1 0 1 1 0 8 0 kcovpl 48 8 0 0 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 451 0 0 29 0 29 29 0 8 0 art_table 32 452 0 0 4 0 4 4 0 8 0 art_node 16 108 0 10 1 0 1 1 0 8 0 sysvmsgpl 40 2 0 0 1 0 1 1 0 8 0 semapl 112 1 0 0 1 0 1 1 0 8 0 shmpl 112 2 0 1 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1544 0 47 94 0 94 94 0 8 0 ffsino 280 1544 0 47 108 0 108 108 0 8 0 nchpl 144 1732 0 62 62 0 62 62 0 8 0 uvmvnodes 80 1625 0 0 34 0 34 34 0 8 0 vnodes 216 1625 0 0 91 0 91 91 0 8 0 namei 1024 5085 0 5084 2 0 2 2 0 8 1 percpumem 16 46 0 0 1 0 1 1 0 8 0 kstatmem 264 22 0 0 2 0 2 2 0 8 0 scxspl 216 5216 0 5215 3 1 2 2 1 8 1 plimitpl 152 36 0 11 1 0 1 1 0 8 0 sigapl 424 424 0 368 8 0 8 8 0 8 0 futexpl 64 110 0 108 1 0 1 1 0 8 0 knotepl 120 65 0 0 2 0 2 2 0 8 0 kqueuepl 216 23 0 13 1 0 1 1 0 8 0 pipepl 328 105 0 76 3 0 3 3 0 8 0 fdescpl 504 406 0 368 7 1 6 6 0 8 0 filepl 152 1375 0 1160 10 0 10 10 0 8 1 lockfpl 104 6 0 4 1 0 1 1 0 8 0 lockfspl 48 4 0 2 1 0 1 1 0 8 0 sessionpl 144 22 0 6 1 0 1 1 0 8 0 pgrppl 48 30 0 6 1 0 1 1 0 8 0 ucredpl 104 90 0 74 1 0 1 1 0 8 0 zombiepl 144 368 0 368 1 0 1 1 0 8 1 processpl 1168 424 0 368 5 0 5 5 0 8 0 procpl 648 442 0 379 6 0 6 6 0 8 0 sockpl 688 169 0 140 6 0 6 6 0 8 3 mcl64k 65536 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 2 0 0 1 0 1 1 0 8 0 mcl4k 4096 119 0 0 15 0 15 15 0 8 0 mcl2k 2048 19 0 0 3 0 3 3 0 8 0 mtagpl 96 3 0 0 1 0 1 1 0 8 0 mbufpl 256 167 0 0 11 0 11 11 0 8 0 bufpl 280 2221 0 124 150 0 150 150 0 8 0 anonpl 24 99096 0 95959 23 0 23 23 0 185 2 amapchunkpl 152 8018 0 7544 19 0 19 19 0 158 0 amappl16 200 2002 0 1991 5 0 5 5 0 8 4 amappl15 192 4 0 4 2 1 1 1 0 8 1 amappl14 184 101 0 90 1 0 1 1 0 8 0 amappl13 176 5 0 5 1 0 1 1 0 8 1 amappl12 168 1004 0 968 2 0 2 2 0 8 0 amappl11 160 52 0 42 1 0 1 1 0 8 0 amappl10 152 7 0 7 1 0 1 1 0 8 1 amappl9 144 239 0 239 1 0 1 1 0 8 1 amappl8 136 30 0 29 1 0 1 1 0 8 0 amappl7 128 94 0 83 1 0 1 1 0 8 0 amappl6 120 175 0 170 1 0 1 1 0 8 0 amappl5 112 119 0 112 1 0 1 1 0 8 0 amappl4 104 283 0 269 1 0 1 1 0 8 0 amappl3 96 1194 0 1084 3 0 3 3 0 8 0 amappl2 88 610 0 553 2 0 2 2 0 8 0 amappl1 80 7685 0 7122 14 0 14 14 0 8 0 amappl 88 2292 0 2121 4 0 4 4 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 4 0 1 1 0 1 1 0 8 0 uaddrrnd 24 407 0 369 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 407 0 369 1 0 1 1 0 8 0 vmmpekpl 168 4965 0 4928 2 0 2 2 0 8 0 vmmpepl 168 31710 0 29783 91 0 91 91 0 357 4 vmsppl 456 406 0 369 7 1 6 6 0 8 0 rwobjpl 64 13975 0 11492 42 0 42 42 0 8 0 pdppl 4096 821 0 738 111 14 97 97 0 8 14 pvpl 32 9557 0 0 78 0 78 78 0 265 0 pmappl 248 406 0 369 4 1 3 3 0 8 0 extentpl 40 55 0 38 1 0 1 1 0 8 0 phpool 112 288 0 17 8 0 8 8 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff8354aff0) 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 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0xb sys/dev/kcov.c:149 softintr_dispatch(0) at softintr_dispatch+0x5b sys/arch/amd64/amd64/softintr.c:88 Xsoftclock() at Xsoftclock+0x27 __mp_lock(ffffffff836837b8) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff836837b8) at __mp_lock+0x192 sys/kern/kern_lock.c:144 uvm_fault(fffffd806c279020,cb5a3cbe000,0,2) at uvm_fault+0x1ee sys/uvm/uvm_fault.c:691 upageflttrap(ffff80003858af20,cb5a3cbe000) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188 usertrap(ffff80003858af20) at usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x71c59ef3bff0, count: 4 ddb{0}> trace x86_ipi_db(ffffffff8354aff0) 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 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0xb sys/dev/kcov.c:149 softintr_dispatch(0) at softintr_dispatch+0x5b sys/arch/amd64/amd64/softintr.c:88 Xsoftclock() at Xsoftclock+0x27 __mp_lock(ffffffff836837b8) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:113 [inline] __mp_lock(ffffffff836837b8) at __mp_lock+0x192 sys/kern/kern_lock.c:144 uvm_fault(fffffd806c279020,cb5a3cbe000,0,2) at uvm_fault+0x1ee sys/uvm/uvm_fault.c:691 upageflttrap(ffff80003858af20,cb5a3cbe000) at upageflttrap+0xa9 sys/arch/amd64/amd64/trap.c:188 usertrap(ffff80003858af20) at usertrap+0x2d8 sys/arch/amd64/amd64/trap.c:436 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x71c59ef3bff0, count: -11 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:437 panic(ffffffff8315adbb) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff8310b9af,ffffffff83142b80,6cb,ffffffff8306c78d) at __assert+0x29 uvm_fault_unwire_locked(fffffd806c279020,20000000,20011000) at uvm_fault_unwire_locked+0x4c1 uvm_fault_unwire(fffffd806c279020,20000000,20011000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1702 kern_sysctl_dirs(4e,ffff80003c5b8348,1,200001c0,ffff80003c5b8378,0,fe288a2aaa744733,1) at kern_sysctl_dirs+0x340 sysctl_vsunlock sys/kern/kern_sysctl.c:213 [inline] kern_sysctl_dirs(4e,ffff80003c5b8348,1,200001c0,ffff80003c5b8378,0,fe288a2aaa744733,1) at kern_sysctl_dirs+0x340 sys/kern/kern_sysctl.c:430 kern_sysctl(ffff80003c5b8344,2,200001c0,ffff80003c5b8378,0,37,553d63c9c5f4fd49) at kern_sysctl+0x12d sys/kern/kern_sysctl.c:524 sys_sysctl(ffff8000ffff87b0,ffff80003c5b84b0,ffff80003c5b8400) at sys_sysctl+0x425 syscall(ffff80003c5b84b0) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c5b84b0) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xcb535e716b0, count: 5 ddb{1}> trace db_enter() at db_enter+0x25 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff8315adbb) at panic+0x1e5 sys/kern/subr_prf.c:198 __assert(ffffffff8310b9af,ffffffff83142b80,6cb,ffffffff8306c78d) at __assert+0x29 uvm_fault_unwire_locked(fffffd806c279020,20000000,20011000) at uvm_fault_unwire_locked+0x4c1 uvm_fault_unwire(fffffd806c279020,20000000,20011000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1702 kern_sysctl_dirs(4e,ffff80003c5b8348,1,200001c0,ffff80003c5b8378,0,fe288a2aaa744733,1) at kern_sysctl_dirs+0x340 sysctl_vsunlock sys/kern/kern_sysctl.c:213 [inline] kern_sysctl_dirs(4e,ffff80003c5b8348,1,200001c0,ffff80003c5b8378,0,fe288a2aaa744733,1) at kern_sysctl_dirs+0x340 sys/kern/kern_sysctl.c:430 kern_sysctl(ffff80003c5b8344,2,200001c0,ffff80003c5b8378,0,37,553d63c9c5f4fd49) at kern_sysctl+0x12d sys/kern/kern_sysctl.c:524 sys_sysctl(ffff8000ffff87b0,ffff80003c5b84b0,ffff80003c5b8400) at sys_sysctl+0x425 syscall(ffff80003c5b84b0) at syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003c5b84b0) at syscall+0xbc6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xcb535e716b0, count: -10