panic: kernel diagnostic assertion "dupe == NULL" failed: file "/syzkaller/managers/multicore/kernel/sys/uvm/uvm_page.c", line 144 Stopped at db_enter+0x1c: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 438197 59155 0 0 0x4000000 0 syz-executor.1 *116924 5824 0 0 0 1 syz-executor.6 db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff828a1b95) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff8292cc58,ffffffff828933ae,90,ffffffff82879154) at __assert+0x29 sys/kern/subr_prf.c:157 uvm_pagealloc_pg(fffffd80070bf6c0,fffffd80660baae0,3eecd84000,0) at uvm_pagealloc_pg+0x427 uvm_pageinsert sys/uvm/uvm_page.c:138 [inline] uvm_pagealloc_pg(fffffd80070bf6c0,fffffd80660baae0,3eecd84000,0) at uvm_pagealloc_pg+0x427 sys/uvm/uvm_page.c:709 uvm_pagealloc(fffffd80660baae0,3eecd84000,0,3) at uvm_pagealloc+0x1ec sys/uvm/uvm_page.c:917 pmap_get_ptp(fffffd80660baab0,7dd9b0815000) at pmap_get_ptp+0x18d sys/arch/amd64/amd64/pmap.c:1215 pmap_enter(fffffd80660baab0,7dd9b0815000,67194000,1,20) at pmap_enter+0x2be sys/arch/amd64/amd64/pmap.c:2722 uvm_fault_upper_lookup(ffff80002a1dbe20,ffff80002a1dbe58,ffff80002a1dbd20,ffff80002a1dbda0) at uvm_fault_upper_lookup+0x2c0 sys/uvm/uvm_fault.c:895 uvm_fault(fffffd806670e388,7dd9b0816000,0,2) at uvm_fault+0x129 sys/uvm/uvm_fault.c:605 upageflttrap(ffff80002a1dbfa0,7dd9b0816650) at upageflttrap+0x86 sys/arch/amd64/amd64/trap.c:188 usertrap(ffff80002a1dbfa0) at usertrap+0x226 sys/arch/amd64/amd64/trap.c:436 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x7dd9b0816660, count: 3 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 "dupe == NULL" failed: file "/syzkaller/managers/multicore/kernel/sys/uvm/uvm_page.c", line 144 ddb{1}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff828a1b95) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff8292cc58,ffffffff828933ae,90,ffffffff82879154) at __assert+0x29 sys/kern/subr_prf.c:157 uvm_pagealloc_pg(fffffd80070bf6c0,fffffd80660baae0,3eecd84000,0) at uvm_pagealloc_pg+0x427 uvm_pageinsert sys/uvm/uvm_page.c:138 [inline] uvm_pagealloc_pg(fffffd80070bf6c0,fffffd80660baae0,3eecd84000,0) at uvm_pagealloc_pg+0x427 sys/uvm/uvm_page.c:709 uvm_pagealloc(fffffd80660baae0,3eecd84000,0,3) at uvm_pagealloc+0x1ec sys/uvm/uvm_page.c:917 pmap_get_ptp(fffffd80660baab0,7dd9b0815000) at pmap_get_ptp+0x18d sys/arch/amd64/amd64/pmap.c:1215 pmap_enter(fffffd80660baab0,7dd9b0815000,67194000,1,20) at pmap_enter+0x2be sys/arch/amd64/amd64/pmap.c:2722 uvm_fault_upper_lookup(ffff80002a1dbe20,ffff80002a1dbe58,ffff80002a1dbd20,ffff80002a1dbda0) at uvm_fault_upper_lookup+0x2c0 sys/uvm/uvm_fault.c:895 uvm_fault(fffffd806670e388,7dd9b0816000,0,2) at uvm_fault+0x129 sys/uvm/uvm_fault.c:605 upageflttrap(ffff80002a1dbfa0,7dd9b0816650) at upageflttrap+0x86 sys/arch/amd64/amd64/trap.c:188 usertrap(ffff80002a1dbfa0) at usertrap+0x226 sys/arch/amd64/amd64/trap.c:436 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x7dd9b0816660, count: -12 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80002a1db940 rbx 0xffff800029ceccb7 rdx 0 rcx 0xffff80002a218ab0 rax 0xffff800029cebff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0x472caad71ced512a r11 0x4c593ad1eb283f66 r12 0xffff800029cecab8 r13 0 r14 0 r15 0x1 rip 0xffffffff822fa20c db_enter+0x1c cs 0x8 rflags 0x246 rsp 0xffff80002a1db930 ss 0 db_enter+0x1c: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor.6) tid=116924 pid=5824 tcnt=2 stat=onproc flags process=0 proc=0 runpri=86, usrpri=86, slppri=17, nice=20 wchan=0x0, wmesg=, ps_single=0x0 forw=0xffffffffffffffff, list=0xffff80002a218808,0xffff80002a2182c8 process=0xffff8000309430f0 user=0xffff80002a1d7000, vmspace=0xfffffd806670e388 estcpu=36, cpticks=3, pctcpu=0.0, user=0, sys=2, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 59155 186303 56442 0 2 0 syz-executor.1 59155 309045 56442 0 3 0x4000080 netio syz-executor.1 59155 438271 56442 0 3 0x4000080 fsleep syz-executor.1 59155 438197 56442 0 7 0x4000000 syz-executor.1 99804 142917 37374 0 2 0 syz-executor.0 99804 140925 37374 0 3 0x4000080 fsleep syz-executor.0 99804 287011 37374 0 3 0x4000080 fsleep syz-executor.0 99804 168301 37374 0 3 0x4000080 fsleep syz-executor.0 99804 427377 37374 0 2 0x4000000 syz-executor.0 320 164614 59220 0 2 0 syz-executor.4 320 427941 59220 0 3 0x4000080 fsleep syz-executor.4 320 519482 59220 0 3 0x4000080 fsleep syz-executor.4 320 429960 59220 0 3 0x4000080 fsleep syz-executor.4 62394 14657 66551 0 2 0 syz-executor.2 62394 75159 66551 0 3 0x4000080 fsleep syz-executor.2 * 5824 116924 33537 0 7 0 syz-executor.6 5824 72924 33537 0 3 0x4000080 fsleep syz-executor.6 46937 463158 35102 0 2 0 syz-executor.5 46937 170403 35102 0 3 0x4000080 netio syz-executor.5 46937 515753 35102 0 3 0x4000000 inode syz-executor.5 46937 432425 35102 0 3 0x4000000 inode syz-executor.5 46937 376168 35102 0 3 0x4000000 inode syz-executor.5 38492 125149 0 0 3 0x14200 acct acct 26394 311344 79304 0 3 0x80 nanoslp syz-executor.7 26394 452661 79304 0 3 0x4000080 netio syz-executor.7 26394 405536 79304 0 3 0x4000080 fsleep syz-executor.7 66551 53423 67103 0 2 0x2 syz-executor.2 56442 455227 67103 0 3 0x82 nanoslp syz-executor.1 35102 203425 67103 0 3 0x82 nanoslp syz-executor.5 79304 436472 67103 0 3 0x82 nanoslp syz-executor.7 33537 32281 67103 0 3 0x82 nanoslp syz-executor.6 5654 309093 67103 0 3 0x2 biowait syz-executor.3 37374 71755 67103 0 3 0x82 nanoslp syz-executor.0 60091 69107 1 0 3 0x100083 ttyin getty 59220 144355 67103 0 3 0x82 nanoslp syz-executor.4 66673 315140 0 0 3 0x14280 nfsidl nfsio 4825 179349 0 0 3 0x14280 nfsidl nfsio 87983 129775 0 0 3 0x14280 nfsidl nfsio 5265 200064 0 0 3 0x14280 nfsidl nfsio 59067 240244 0 0 3 0x14280 nfsidl nfsio 13348 294742 0 0 3 0x14200 bored sosplice 67103 446899 81977 0 3 0x2000082 thrsleep syz-fuzzer 67103 493616 81977 0 3 0x6000082 thrsleep syz-fuzzer 67103 11773 81977 0 3 0x6000082 thrsleep syz-fuzzer 67103 132751 81977 0 3 0x6000082 wait syz-fuzzer 67103 335511 81977 0 3 0x6000082 thrsleep syz-fuzzer 67103 214805 81977 0 3 0x6000082 wait syz-fuzzer 67103 278421 81977 0 3 0x6000082 wait syz-fuzzer 67103 523062 81977 0 3 0x6000082 thrsleep syz-fuzzer 67103 102567 81977 0 3 0x6000082 thrsleep syz-fuzzer 67103 132102 81977 0 3 0x6000082 wait syz-fuzzer 67103 265855 81977 0 3 0x6000082 thrsleep syz-fuzzer 67103 328148 81977 0 3 0x6000082 kqread syz-fuzzer 67103 280846 81977 0 3 0x6000082 wait syz-fuzzer 67103 168381 81977 0 3 0x6000082 wait syz-fuzzer 67103 95119 81977 0 3 0x6000082 wait syz-fuzzer 67103 40981 81977 0 3 0x6000082 wait syz-fuzzer 81977 192086 83740 0 3 0x10008a sigsusp ksh 83740 129111 5278 0 3 0x9a kqread sshd 5278 349819 1 0 3 0x88 kqread sshd 94132 297888 21554 74 3 0x1100092 bpf pflogd 21554 348114 1 0 3 0x80 netio pflogd 85904 20982 93319 73 3 0x1100090 kqread syslogd 93319 231176 1 0 3 0x100082 netio syslogd 13766 503541 1 0 3 0x100080 kqread resolvd 37998 503061 42636 77 3 0x100092 kqread dhcpleased 70356 463868 42636 77 3 0x100092 kqread dhcpleased 42636 172829 1 0 3 0x80 kqread dhcpleased 16220 471491 0 0 3 0x14200 bored smr 82569 352729 0 0 2 0x14200 zerothread 15405 309051 0 0 3 0x14200 aiodoned aiodoned 20535 491872 0 0 3 0x14200 syncer update 93998 327601 0 0 3 0x14200 cleaner cleaner 95025 212077 0 0 3 0x14200 reaper reaper 11637 21583 0 0 3 0x14200 pgdaemon pagedaemon 64875 351272 0 0 3 0x14200 bored viomb 98934 380488 0 0 3 0x40014200 acpi0 acpi0 19609 266949 0 0 3 0x40014200 idle1 83784 89053 0 0 3 0x14200 bored softnet3 31227 454013 0 0 3 0x14200 bored softnet2 33086 148903 0 0 3 0x14200 bored softnet1 86759 397666 0 0 3 0x14200 bored softnet0 9176 68015 0 0 3 0x14200 bored systqmp 62930 379553 0 0 3 0x14200 bored systq 68159 203245 0 0 3 0x14200 tmoslp softclockmp 91782 337664 0 0 3 0x40014200 tmoslp softclock 88893 274370 0 0 3 0x40014200 idle0 1 476872 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks CPU 1: exclusive mutex &pmap->pm_mtx r = 0 (0xfffffd80660baac0) #0 witness_lock+0x447 #1 mtx_enter_try+0x104 #2 mtx_enter+0x4f sys/kern/kern_lock.c:266 #3 pmap_enter+0x1c3 pmap_map_ptes sys/arch/amd64/amd64/pmap.c:423 [inline] #3 pmap_enter+0x1c3 sys/arch/amd64/amd64/pmap.c:2716 #4 uvm_fault_upper_lookup+0x2c0 sys/uvm/uvm_fault.c:895 #5 uvm_fault+0x129 sys/uvm/uvm_fault.c:605 #6 upageflttrap+0x86 sys/arch/amd64/amd64/trap.c:188 #7 usertrap+0x226 sys/arch/amd64/amd64/trap.c:436 #8 recall_trap+0x8 Process 5824 (syz-executor.6) thread 0xffff80002a218ab0 (116924) exclusive rwlock amaplk r = 0 (0xfffffd8072905868) #0 witness_lock+0x447 #1 uvm_fault_check+0x41a sys/uvm/uvm_fault.c:782 #2 uvm_fault+0xf2 sys/uvm/uvm_fault.c:600 #3 upageflttrap+0x86 sys/arch/amd64/amd64/trap.c:188 #4 usertrap+0x226 sys/arch/amd64/amd64/trap.c:436 #5 recall_trap+0x8 shared rwlock vmmaplk r = 0 (0xfffffd806670e480) #0 witness_lock+0x447 #1 uvmfault_lookup+0xd9 sys/uvm/uvm_fault.c:1785 #2 uvm_fault_check+0x3e sys/uvm/uvm_fault.c:672 #3 uvm_fault+0xf2 sys/uvm/uvm_fault.c:600 #4 upageflttrap+0x86 sys/arch/amd64/amd64/trap.c:188 #5 usertrap+0x226 sys/arch/amd64/amd64/trap.c:436 #6 recall_trap+0x8 exclusive mutex &pmap->pm_mtx r = 0 (0xfffffd80660baac0) #0 witness_lock+0x447 #1 mtx_enter_try+0x104 #2 mtx_enter+0x4f sys/kern/kern_lock.c:266 #3 pmap_enter+0x1c3 pmap_map_ptes sys/arch/amd64/amd64/pmap.c:423 [inline] #3 pmap_enter+0x1c3 sys/arch/amd64/amd64/pmap.c:2716 #4 uvm_fault_upper_lookup+0x2c0 sys/uvm/uvm_fault.c:895 #5 uvm_fault+0x129 sys/uvm/uvm_fault.c:605 #6 upageflttrap+0x86 sys/arch/amd64/amd64/trap.c:188 #7 usertrap+0x226 sys/arch/amd64/amd64/trap.c:436 #8 recall_trap+0x8 Process 46937 (syz-executor.5) thread 0xffff80002a187ac0 (170403) exclusive rrwlock inode r = 0 (0xfffffd8066d0c1b8) #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:1230 #6 ufs_lookup+0x1188 sys/ufs/ufs/ufs_lookup.c:573 #7 VOP_LOOKUP+0x5c sys/kern/vfs_vops.c:85 #8 vfs_lookup+0x6e2 sys/kern/vfs_lookup.c:566 #9 namei+0x55a sys/kern/vfs_lookup.c:250 #10 vn_open+0xf8 sys/kern/vfs_vnops.c:140 #11 vndioctl+0xa0b sys/dev/vnd.c:457 #12 VOP_IOCTL+0x97 sys/kern/vfs_vops.c:264 #13 vn_ioctl+0xc0 sys/kern/vfs_vnops.c:525 #14 sys_ioctl+0x4a2 #15 syscall+0x5ae mi_syscall sys/sys/syscall_mi.h:183 [inline] #15 syscall+0x5ae sys/arch/amd64/amd64/trap.c:577 #16 Xsyscall+0x128 Process 46937 (syz-executor.5) thread 0xffff80002a243008 (515753) exclusive rrwlock inode r = 0 (0xfffffd8066d0c818) #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+0xf8 sys/kern/vfs_vnops.c:140 #8 doopenat+0x26e sys/kern/vfs_syscalls.c:1126 #9 syscall+0x533 mi_syscall sys/sys/syscall_mi.h:183 [inline] #9 syscall+0x533 sys/arch/amd64/amd64/trap.c:577 #10 Xsyscall+0x128 Process 5654 (syz-executor.3) thread 0xffff80002a2172c8 (309093) exclusive rrwlock inode r = 0 (0xfffffd8066767098) #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 uvm_vnp_uncache+0x116 sys/uvm/uvm_vnode.c:1421 #6 dounlinkat+0xf6 sys/kern/vfs_syscalls.c:1883 #7 syscall+0x533 mi_syscall sys/sys/syscall_mi.h:183 [inline] #7 syscall+0x533 sys/arch/amd64/amd64/trap.c:577 #8 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd8066767c48) #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:160 #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+0x533 mi_syscall sys/sys/syscall_mi.h:183 [inline] #12 syscall+0x533 sys/arch/amd64/amd64/trap.c:577 #13 Xsyscall+0x128 Process 67103 (syz-fuzzer) thread 0xffff80002a1ab018 (493616) exclusive rwlock pslock r = 0 (0xffff8000ffff4e40) #0 witness_lock+0x447 #1 thrsleep+0x334 sys/kern/kern_synch.c:670 #2 sys___thrsleep+0xb5 sys/kern/kern_synch.c:718 #3 syscall+0x5ae mi_syscall sys/sys/syscall_mi.h:183 [inline] #3 syscall+0x5ae sys/arch/amd64/amd64/trap.c:577 #4 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10222 6489K 6733K 166960K 13898 0 pcb 15 22K 24K 166960K 699 0 rtable 252 15K 15K 166960K 1738 0 pf 37 10K 10K 166960K 223 0 ifaddr 47 16K 16K 166960K 235 0 ifgroup 64 2K 3K 166960K 335 0 sysctl 3 0K 0K 166960K 3 0 counters 68 36K 37K 166960K 240 0 ioctlops 0 0K 4K 166960K 2188 0 iov 0 0K 24K 166960K 1552 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1347 84K 84K 166960K 3925 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 80 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 1579 0 dirhash 12 2K 2K 166960K 42 0 ACPI 1697 195K 286K 166960K 12548 0 file desc 17 61K 85K 166960K 11470 0 sigio 0 0K 0K 166960K 459 0 proc 69 91K 127K 166960K 1791 0 subproc 104 6K 6K 166960K 496 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 704 0 in_multi 99 7K 7K 166960K 469 0 ether_multi 1 0K 0K 166960K 6 0 mrt 1 0K 0K 166960K 4 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 229 1023K 1023K 166960K 229 0 exec 0 0K 1K 166960K 3426 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 469 526K 539K 166960K 113901 0 UVM aobj 131 4K 4K 166960K 131 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 279 0 NDP 14 0K 1K 166960K 176 0 temp 76 6772K 7412K 166960K 119490 0 kqueue 12 18K 28K 166960K 666 0 SYN cache 2 56K 64K 166960K 4 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 120 424 0 421 4 2 2 2 0 8 1 rtentry 112 557 0 441 5 1 4 4 0 8 0 unpcb 144 8695 0 8667 90 84 6 10 0 8 4 syncache 336 62 0 62 17 17 0 1 0 8 0 tcpqe 32 442 0 442 13 13 0 2 0 8 0 tcpcb 808 3937 0 3926 183 175 8 15 0 8 6 arp 120 113 0 91 1 0 1 1 0 8 0 inpcb 392 9869 0 9853 215 206 9 15 0 8 7 nd6 136 123 0 97 1 0 1 1 0 8 0 pkpcb 40 18 0 18 5 5 0 1 0 8 0 kcovpl 48 38 0 30 1 0 1 1 0 8 0 ppxss 1168 40 0 40 10 9 1 1 0 8 1 pffrag 232 64 0 63 4 3 1 1 0 482 0 pffrnode 88 64 0 63 4 3 1 1 0 8 0 pffrent 40 234 0 233 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 pfstitem 24 317 0 289 1 0 1 1 0 8 0 pfstkey 128 317 0 289 3 1 2 2 0 8 0 pfstate 376 317 0 289 11 8 3 6 0 8 0 pfrule 1344 21 0 16 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 2039 0 1539 52 20 32 32 0 8 0 art_table 32 2040 0 1539 5 0 5 5 0 8 0 art_node 16 546 0 440 1 0 1 1 0 8 0 sysvmsgpl 40 16 0 9 1 0 1 1 0 8 0 semapl 112 1577 0 1567 1 0 1 1 0 8 0 shmpl 112 128 0 0 4 0 4 4 0 8 0 dirhash 1024 37 0 20 3 0 3 3 0 8 0 dino2pl 256 15807 0 14335 93 0 93 93 0 8 0 ffsino 272 15807 0 14335 99 0 99 99 0 8 0 nchpl 144 30771 0 29110 64 0 64 64 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 106561 0 106558 15 13 2 2 0 8 1 percpumem 16 134 0 86 1 0 1 1 0 8 0 vcpupl 2048 107 0 1 14 0 14 14 0 8 0 vmpool 696 110 0 4 11 1 10 10 0 8 0 kstatmem 264 200 0 172 4 2 2 3 0 8 0 scxspl 216 87310 0 87309 30 29 1 8 1 8 0 plimitpl 152 2207 0 2191 1 0 1 1 0 8 0 sigapl 424 11754 0 11699 9 1 8 8 0 8 0 futexpl 64 83298 0 83288 3 2 1 1 0 8 0 knotepl 120 989 0 0 19 2 17 18 0 8 0 kqueuepl 216 1836 0 1828 36 34 2 5 0 8 1 pipepl 320 3324 0 3296 87 82 5 11 0 8 2 fdescpl 496 11713 0 11683 5 0 5 5 0 8 0 filepl 152 67954 0 67696 138 120 18 20 0 8 5 lockfpl 104 2250 0 2248 5 4 1 2 0 8 0 lockfspl 48 662 0 660 1 0 1 1 0 8 0 sessionpl 144 55 0 38 1 0 1 1 0 8 0 pgrppl 48 172 0 155 1 0 1 1 0 8 0 ucredpl 104 9738 0 9725 1 0 1 1 0 8 0 zombiepl 144 11699 0 11699 1 0 1 1 0 8 1 processpl 1136 11754 0 11699 6 0 6 6 0 8 0 procpl 680 32010 0 31922 13 4 9 10 0 8 0 srpgc 96 48 0 48 16 16 0 1 0 8 0 sosppl 168 109 0 109 14 14 0 1 0 8 0 sockpl 584 19016 0 18971 246 235 11 20 0 8 7 mcl64k 65536 25 0 0 3 0 3 3 0 8 0 mcl16k 16384 17 0 0 3 0 3 3 0 8 0 mcl12k 12288 25 0 0 2 0 2 2 0 8 0 mcl9k 9216 17 0 0 2 0 2 2 0 8 0 mcl8k 8192 18 0 0 3 0 3 3 0 8 0 mcl4k 4096 25 0 0 3 0 3 3 0 8 0 mcl2k2 2112 13 0 0 1 0 1 1 0 8 0 mcl2k 2048 440 0 0 38 22 16 38 0 8 0 mtagpl 96 4 0 0 1 0 1 1 0 8 0 mbufpl 256 964 0 0 57 3 54 57 0 8 0 bufpl 280 20686 0 14366 452 0 452 452 0 8 0 anonpl 24 1124945 0 1110979 140 41 99 108 0 186 0 amapchunkpl 152 356459 0 355471 68 27 41 49 0 158 1 amappl16 200 21650 0 21218 66 38 28 37 0 8 0 amappl15 192 29 0 28 1 0 1 1 0 8 0 amappl14 184 254 0 235 3 1 2 2 0 8 1 amappl13 176 28 0 27 1 0 1 1 0 8 0 amappl12 168 12849 0 12814 3 1 2 2 0 8 0 amappl11 160 72 0 58 1 0 1 1 0 8 0 amappl10 152 59 0 48 1 0 1 1 0 8 0 amappl9 144 212 0 212 13 12 1 1 0 8 1 amappl8 136 578 0 478 4 0 4 4 0 8 0 amappl7 128 282 0 254 2 0 2 2 0 8 0 amappl6 120 836 0 823 1 0 1 1 0 8 0 amappl5 112 326 0 315 1 0 1 1 0 8 0 amappl4 104 795 0 764 2 1 1 2 0 8 0 amappl3 96 70330 0 70221 4 1 3 3 0 8 0 amappl2 88 12661 0 12578 3 1 2 3 0 8 0 amappl1 80 51975 0 51408 23 10 13 23 0 8 0 amappl 88 112878 0 112581 8 0 8 8 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 72 130 0 0 3 0 3 3 0 8 0 uaddrrnd 24 11824 0 11688 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 11824 0 11688 1 0 1 1 0 8 0 vmmpekpl 168 95759 0 95677 4 0 4 4 0 8 0 vmmpepl 168 709594 0 706961 349 209 140 149 0 357 10 vmsppl 448 11823 0 11688 20 4 16 16 0 8 0 rwobjpl 56 174440 0 166728 121 9 112 113 0 8 0 pdppl 4096 23655 0 23482 899 723 176 176 0 8 3 pvpl 32 45601 0 0 371 3 368 368 0 265 0 pmappl 248 11823 0 11688 11 2 9 9 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 1775 0 1227 16 0 16 16 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x1e: addq $0x8,%rsp x86_ipi_db(ffffffff82d7dff0) 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(ffffffff82e691e8) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82e691e8) at __mp_lock+0x122 sys/kern/kern_lock.c:147 intr_handler(ffff800030938670,ffff80000006bc00) at intr_handler+0x62 sys/arch/amd64/amd64/intr.c:539 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __mp_lock(ffffffff82e691e8) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82e691e8) at __mp_lock+0x122 sys/kern/kern_lock.c:147 end trace frame: 0x0, count: 8 ddb{0}> trace x86_ipi_db(ffffffff82d7dff0) 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(ffffffff82e691e8) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82e691e8) at __mp_lock+0x122 sys/kern/kern_lock.c:147 intr_handler(ffff800030938670,ffff80000006bc00) at intr_handler+0x62 sys/arch/amd64/amd64/intr.c:539 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f __mp_lock(ffffffff82e691e8) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82e691e8) at __mp_lock+0x122 sys/kern/kern_lock.c:147 end trace frame: 0x0, count: -7 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(ffffffff828a1b95) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff8292cc58,ffffffff828933ae,90,ffffffff82879154) at __assert+0x29 sys/kern/subr_prf.c:157 uvm_pagealloc_pg(fffffd80070bf6c0,fffffd80660baae0,3eecd84000,0) at uvm_pagealloc_pg+0x427 uvm_pageinsert sys/uvm/uvm_page.c:138 [inline] uvm_pagealloc_pg(fffffd80070bf6c0,fffffd80660baae0,3eecd84000,0) at uvm_pagealloc_pg+0x427 sys/uvm/uvm_page.c:709 uvm_pagealloc(fffffd80660baae0,3eecd84000,0,3) at uvm_pagealloc+0x1ec sys/uvm/uvm_page.c:917 pmap_get_ptp(fffffd80660baab0,7dd9b0815000) at pmap_get_ptp+0x18d sys/arch/amd64/amd64/pmap.c:1215 pmap_enter(fffffd80660baab0,7dd9b0815000,67194000,1,20) at pmap_enter+0x2be sys/arch/amd64/amd64/pmap.c:2722 uvm_fault_upper_lookup(ffff80002a1dbe20,ffff80002a1dbe58,ffff80002a1dbd20,ffff80002a1dbda0) at uvm_fault_upper_lookup+0x2c0 sys/uvm/uvm_fault.c:895 uvm_fault(fffffd806670e388,7dd9b0816000,0,2) at uvm_fault+0x129 sys/uvm/uvm_fault.c:605 upageflttrap(ffff80002a1dbfa0,7dd9b0816650) at upageflttrap+0x86 sys/arch/amd64/amd64/trap.c:188 usertrap(ffff80002a1dbfa0) at usertrap+0x226 sys/arch/amd64/amd64/trap.c:436 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x7dd9b0816660, count: 3 ddb{1}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff828a1b95) at panic+0x17b sys/kern/subr_prf.c:198 __assert(ffffffff8292cc58,ffffffff828933ae,90,ffffffff82879154) at __assert+0x29 sys/kern/subr_prf.c:157 uvm_pagealloc_pg(fffffd80070bf6c0,fffffd80660baae0,3eecd84000,0) at uvm_pagealloc_pg+0x427 uvm_pageinsert sys/uvm/uvm_page.c:138 [inline] uvm_pagealloc_pg(fffffd80070bf6c0,fffffd80660baae0,3eecd84000,0) at uvm_pagealloc_pg+0x427 sys/uvm/uvm_page.c:709 uvm_pagealloc(fffffd80660baae0,3eecd84000,0,3) at uvm_pagealloc+0x1ec sys/uvm/uvm_page.c:917 pmap_get_ptp(fffffd80660baab0,7dd9b0815000) at pmap_get_ptp+0x18d sys/arch/amd64/amd64/pmap.c:1215 pmap_enter(fffffd80660baab0,7dd9b0815000,67194000,1,20) at pmap_enter+0x2be sys/arch/amd64/amd64/pmap.c:2722 uvm_fault_upper_lookup(ffff80002a1dbe20,ffff80002a1dbe58,ffff80002a1dbd20,ffff80002a1dbda0) at uvm_fault_upper_lookup+0x2c0 sys/uvm/uvm_fault.c:895 uvm_fault(fffffd806670e388,7dd9b0816000,0,2) at uvm_fault+0x129 sys/uvm/uvm_fault.c:605 upageflttrap(ffff80002a1dbfa0,7dd9b0816650) at upageflttrap+0x86 sys/arch/amd64/amd64/trap.c:188 usertrap(ffff80002a1dbfa0) at usertrap+0x226 sys/arch/amd64/amd64/trap.c:436 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x7dd9b0816660, count: -12