panic: kernel diagnostic assertion "__mp_lock_held(&sched_lock, curcpu()) == 0" failed: file "/syzkaller/managers/multicore/kernel/sys/kern/kern_lock.c", line 63 Stopped at db_enter+0x18: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 142450 84850 0 0 0 0 syz-executor.0 *522599 1315 0 0x1800 0x4080080 1 syz-executor.5 db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff825a0599) at panic+0x177 sys/kern/subr_prf.c:202 __assert(ffffffff82615d07,ffffffff825891d5,3f,ffffffff8264bc7b) at __assert+0x25 sys/kern/subr_prf.c:161 _kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63 single_thread_check_locked(ffff800029602000,1,c) at single_thread_check_locked+0x1f6 sys/kern/kern_sig.c:2037 single_thread_check(ffff800029602000,1) at single_thread_check+0x4b sys/kern/kern_sig.c:2057 sleep_finish(ffff800027e618b0,1) at sleep_finish+0x75 sleep_signal_check sys/kern/kern_synch.c:464 [inline] sleep_finish(ffff800027e618b0,1) at sleep_finish+0x75 sys/kern/kern_synch.c:400 rwsleep(ffff800029602000,ffffffff829990c0,120,ffffffff82599d73,0) at rwsleep+0xd5 sys/kern/kern_synch.c:314 futex_wait(796e795fd80,2,0,2) at futex_wait+0x13c sys/kern/sys_futex.c:260 sys_futex(ffff800029602000,ffff800027e61a40,ffff800027e61aa0) at sys_futex+0xf8 sys/kern/sys_futex.c:111 syscall(ffff800027e61b10) at syscall+0x484 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800027e61b10) at syscall+0x484 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x796c3180170, 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 "__mp_lock_held(&sched_lock, curcpu()) == 0" failed: file "/syzkaller/managers/multicore/kernel/sys/kern/kern_lock.c", line 63 ddb{1}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff825a0599) at panic+0x177 sys/kern/subr_prf.c:202 __assert(ffffffff82615d07,ffffffff825891d5,3f,ffffffff8264bc7b) at __assert+0x25 sys/kern/subr_prf.c:161 _kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63 single_thread_check_locked(ffff800029602000,1,c) at single_thread_check_locked+0x1f6 sys/kern/kern_sig.c:2037 single_thread_check(ffff800029602000,1) at single_thread_check+0x4b sys/kern/kern_sig.c:2057 sleep_finish(ffff800027e618b0,1) at sleep_finish+0x75 sleep_signal_check sys/kern/kern_synch.c:464 [inline] sleep_finish(ffff800027e618b0,1) at sleep_finish+0x75 sys/kern/kern_synch.c:400 rwsleep(ffff800029602000,ffffffff829990c0,120,ffffffff82599d73,0) at rwsleep+0xd5 sys/kern/kern_synch.c:314 futex_wait(796e795fd80,2,0,2) at futex_wait+0x13c sys/kern/sys_futex.c:260 sys_futex(ffff800029602000,ffff800027e61a40,ffff800027e61aa0) at sys_futex+0xf8 sys/kern/sys_futex.c:111 syscall(ffff800027e61b10) at syscall+0x484 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800027e61b10) at syscall+0x484 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x796c3180170, count: -12 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff800027e61670 rbx 0xffff800020dd9bb7 rdx 0 rcx 0 rax 0xffff800029602000 r8 0x101010101010101 r9 0x8080808080808080 r10 0xf9081ba597715c9d r11 0xe10729a05aadfe99 r12 0xffff800020dd99b8 r13 0 r14 0 r15 0x1 rip 0xffffffff816ef6f8 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff800027e61660 ss 0x10 db_enter+0x18: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor.5) pid=522599 stat=onproc flags process=1800 proc=4080080 pri=82, usrpri=82, nice=20 forw=0xffffffffffffffff, list=0xffff800029602d20,0xffffffff82a88160 process=0xffff8000fffe9908 user=0xffff800027e5c000, vmspace=0xfffffd8068605758 estcpu=36, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 84850 142450 16978 0 7 0 syz-executor.0 43612 55257 70800 0 3 0x80 nanoslp syz-executor.2 43612 183060 70800 0 3 0x4000080 fsleep syz-executor.2 1315 386531 58895 0 2 0x3800 syz-executor.5 * 1315 522599 58895 0 7 0x4081880 syz-executor.5 60907 474356 24774 0 2 0 syz-executor.1 60907 17389 24774 0 3 0x4000080 fsleep syz-executor.1 30983 68867 23241 0 2 0 syz-executor.4 33418 382105 55660 0 2 0 syz-executor.7 33418 28224 55660 0 3 0x4000080 fsleep syz-executor.7 11167 323340 4443 0 2 0 syz-executor.3 11167 201492 4443 0 3 0x4000080 fsleep syz-executor.3 11167 215067 4443 0 3 0x4000080 fsleep syz-executor.3 23241 199398 32462 0 3 0x82 nanoslp syz-executor.4 58895 411003 32462 0 2 0x2 syz-executor.5 16978 370058 32462 0 3 0x82 nanoslp syz-executor.0 55660 82822 32462 0 3 0x82 nanoslp syz-executor.7 4443 115937 32462 0 3 0x82 nanoslp syz-executor.3 52559 491602 32462 0 3 0x2 biowait syz-executor.6 72387 421189 0 0 3 0x14280 nfsidl nfsio 69893 78891 0 0 3 0x14280 nfsidl nfsio 8521 60255 0 0 3 0x14280 nfsidl nfsio 23325 397987 0 0 3 0x14280 nfsidl nfsio 17641 304835 0 0 3 0x14280 nfsidl nfsio 34906 495622 0 0 3 0x14280 nfsidl nfsio 56808 461049 0 0 3 0x14280 nfsidl nfsio 84668 111065 0 0 3 0x14280 nfsidl nfsio 59482 196672 0 0 3 0x14280 nfsidl nfsio 72739 11627 0 0 3 0x14280 nfsidl nfsio 55388 64602 0 0 3 0x14280 nfsidl nfsio 44946 482207 0 0 3 0x14280 nfsidl nfsio 10813 242303 0 0 3 0x14280 nfsidl nfsio 25004 254782 0 0 3 0x14280 nfsidl nfsio 44090 237561 0 0 3 0x14280 nfsidl nfsio 5839 359328 0 0 3 0x14280 nfsidl nfsio 4445 214040 0 0 3 0x14280 nfsidl nfsio 26026 244358 0 0 3 0x14280 nfsidl nfsio 36969 496106 0 0 3 0x14280 nfsidl nfsio 3277 487577 0 0 3 0x14280 nfsidl nfsio 65132 498722 1 0 3 0x100083 ttyin getty 21168 138588 0 0 3 0x14200 bored sosplice 70800 180 32462 0 3 0x82 nanoslp syz-executor.2 24774 219889 32462 0 3 0x82 nanoslp syz-executor.1 32462 36963 40235 0 3 0x82 thrsleep syz-fuzzer 32462 133331 40235 0 3 0x4000082 nanoslp syz-fuzzer 32462 333614 40235 0 3 0x4000082 thrsleep syz-fuzzer 32462 507998 40235 0 2 0x4000002 syz-fuzzer 32462 15189 40235 0 3 0x4000082 nanoslp syz-fuzzer 32462 370543 40235 0 3 0x4000082 thrsleep syz-fuzzer 32462 514091 40235 0 3 0x4000082 thrsleep syz-fuzzer 32462 39473 40235 0 3 0x4000082 thrsleep syz-fuzzer 40235 152505 55726 0 3 0x10008a sigsusp ksh 55726 515070 21097 0 3 0x9a kqread sshd 21097 447467 1 0 3 0x88 kqread sshd 69247 483839 78947 74 3 0x1100092 bpf pflogd 78947 458270 1 0 3 0x80 netio pflogd 72790 101759 70031 73 3 0x1100090 kqread syslogd 70031 233107 1 0 3 0x100082 netio syslogd 70899 342624 1 0 3 0x100080 kqread resolvd 31382 140336 70883 77 3 0x100092 kqread dhcpleased 26156 191953 70883 77 3 0x100092 kqread dhcpleased 70883 509979 1 0 3 0x80 kqread dhcpleased 85779 523701 0 0 3 0x14200 bored smr 1937 342182 0 0 2 0x14200 zerothread 68133 90872 0 0 3 0x14200 aiodoned aiodoned 54525 131859 0 0 3 0x14200 syncer update 24973 146044 0 0 3 0x14200 cleaner cleaner 64307 321047 0 0 3 0x14200 reaper reaper 89016 492809 0 0 3 0x14200 pgdaemon pagedaemon 85647 447328 0 0 3 0x14200 bored viomb 78545 275162 0 0 3 0x40014200 acpi0 acpi0 7216 158883 0 0 3 0x40014200 idle1 70186 46142 0 0 3 0x14200 bored softnet 1403 103385 0 0 3 0x14200 bored softnet 39085 239495 0 0 3 0x14200 bored softnet 3117 7584 0 0 3 0x14200 bored softnet 44809 361005 0 0 3 0x14200 bored systqmp 88675 83959 0 0 3 0x14200 bored systq 84891 92165 0 0 3 0x40014200 bored softclock 43141 345337 0 0 3 0x40014200 idle0 1 461278 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks CPU 0: exclusive mutex &uvm.fpageqlock r = 0 (0xffffffff82ba3cf0) #0 witness_lock+0x44d #1 mtx_enter_try+0x100 #2 mtx_enter+0x4b sys/kern/kern_lock.c:266 #3 uvm_pmr_getpages+0xeac sys/uvm/uvm_pmemrange.c:1205 #4 uvm_pagealloc+0x1a4 sys/uvm/uvm_page.c:910 #5 pmap_get_ptp+0x18d sys/arch/amd64/amd64/pmap.c:1183 #6 pmap_enter+0x2ac #7 uvm_fault_upper+0x2b1 sys/uvm/uvm_fault.c:1056 #8 uvm_fault+0x154 sys/uvm/uvm_fault.c:609 #9 upageflttrap+0x82 sys/arch/amd64/amd64/trap.c:181 #10 usertrap+0x1aa sys/arch/amd64/amd64/trap.c:403 #11 recall_trap+0x8 exclusive mutex &pmap->pm_mtx r = 0 (0xfffffd80626b9bb8) #0 witness_lock+0x44d #1 mtx_enter_try+0x100 #2 mtx_enter+0x4b sys/kern/kern_lock.c:266 #3 pmap_enter+0x1b8 rcr3 machine/cpufunc.h:141 [inline] #3 pmap_enter+0x1b8 pmap_map_ptes sys/arch/amd64/amd64/pmap.c:414 [inline] #3 pmap_enter+0x1b8 sys/arch/amd64/amd64/pmap.c:2691 #4 uvm_fault_upper+0x2b1 sys/uvm/uvm_fault.c:1056 #5 uvm_fault+0x154 sys/uvm/uvm_fault.c:609 #6 upageflttrap+0x82 sys/arch/amd64/amd64/trap.c:181 #7 usertrap+0x1aa sys/arch/amd64/amd64/trap.c:403 #8 recall_trap+0x8 CPU 1: exclusive sched_lock &sched_lock r = 0 (0xffffffff82a872c8) #0 witness_lock+0x44d #1 __mp_acquire_count+0x48 sys/kern/kern_lock.c:227 #2 mi_switch+0x3d4 sys/kern/sched_bsd.c:419 #3 single_thread_check_locked+0x17f sys/kern/kern_sig.c:2045 #4 single_thread_check+0x4b sys/kern/kern_sig.c:2057 #5 sleep_finish+0x75 sleep_signal_check sys/kern/kern_synch.c:464 [inline] #5 sleep_finish+0x75 sys/kern/kern_synch.c:400 #6 rwsleep+0xd5 sys/kern/kern_synch.c:314 #7 futex_wait+0x13c sys/kern/sys_futex.c:260 #8 sys_futex+0xf8 sys/kern/sys_futex.c:111 #9 syscall+0x484 mi_syscall sys/sys/syscall_mi.h:102 [inline] #9 syscall+0x484 sys/arch/amd64/amd64/trap.c:585 #10 Xsyscall+0x128 Process 84850 (syz-executor.0) thread 0xffff800029602d20 (142450) exclusive rwlock amaplk r = 0 (0xfffffd8068b43438) #0 witness_lock+0x44d #1 uvm_fault_check+0x422 sys/uvm/uvm_fault.c:783 #2 uvm_fault+0xf2 sys/uvm/uvm_fault.c:601 #3 upageflttrap+0x82 sys/arch/amd64/amd64/trap.c:181 #4 usertrap+0x1aa sys/arch/amd64/amd64/trap.c:403 #5 recall_trap+0x8 shared rwlock vmmaplk r = 0 (0xfffffd8068600038) #0 witness_lock+0x44d #1 uvmfault_lookup+0xd9 sys/uvm/uvm_fault.c:1771 #2 uvm_fault_check+0x3a sys/uvm/uvm_fault.c:673 #3 uvm_fault+0xf2 sys/uvm/uvm_fault.c:601 #4 upageflttrap+0x82 sys/arch/amd64/amd64/trap.c:181 #5 usertrap+0x1aa sys/arch/amd64/amd64/trap.c:403 #6 recall_trap+0x8 Process 52559 (syz-executor.6) thread 0xffff800027e77cf0 (491602) exclusive rrwlock inode r = 0 (0xfffffd8078b195f0) #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:567 #5 vget+0x1d3 sys/kern/vfs_subr.c:678 #6 ufs_ihashget+0x121 sys/ufs/ufs/ufs_ihash.c:119 #7 ffs_vget+0x7c sys/ufs/ffs/ffs_vfsops.c:1318 #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:561 #11 namei+0x36a sys/kern/vfs_lookup.c:245 #12 dounlinkat+0x99 sys/kern/vfs_syscalls.c:1852 #13 syscall+0x484 mi_syscall sys/sys/syscall_mi.h:102 [inline] #13 syscall+0x484 sys/arch/amd64/amd64/trap.c:585 #14 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806414d1a8) #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:567 #5 vfs_lookup+0xd1 sys/kern/vfs_lookup.c:413 #6 namei+0x36a sys/kern/vfs_lookup.c:245 #7 dounlinkat+0x99 sys/kern/vfs_syscalls.c:1852 #8 syscall+0x484 mi_syscall sys/sys/syscall_mi.h:102 [inline] #8 syscall+0x484 sys/arch/amd64/amd64/trap.c:585 #9 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10212 6554K 7329K 78643K 34648 0 pcb 13 14K 16K 78643K 445 0 rtable 190 10K 13K 78643K 2116 0 ifaddr 91 19K 21K 78643K 889 0 sysctl 2 0K 0K 78643K 2 0 counters 56 35K 36K 78643K 176 0 ioctlops 0 0K 4K 78643K 2770 0 iov 0 0K 24K 78643K 662 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 5 0 vnodes 1365 85K 86K 78643K 7134 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 9K 78643K 66 0 VM map 2 1K 1K 78643K 2 0 sem 14 2K 3K 78643K 33 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 17 61K 86K 78643K 5539 0 sigio 0 0K 0K 78643K 250 0 proc 70 91K 116K 78643K 1265 0 subproc 104 6K 6K 78643K 338 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 1 0K 0K 78643K 454 0 in_multi 69 4K 6K 78643K 493 0 ether_multi 1 0K 0K 78643K 13 0 mrt 0 0K 0K 78643K 9 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 169 758K 758K 78643K 169 0 exec 0 0K 2K 78643K 1771 0 pfkey data 0 0K 0K 78643K 4 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 7 26K 26K 78643K 7 0 UVM amap 401 745K 745K 78643K 34677 0 UVM aobj 131 8K 8K 78643K 144 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 0 0K 0K 78643K 166 0 NDP 13 0K 2K 78643K 128 0 temp 149 4752K 5776K 78643K 106374 0 kqueue 12 18K 24K 78643K 405 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 120 341 0 338 5 4 1 3 0 8 0 rtentry 112 433 0 358 4 0 4 4 0 8 0 unpcb 136 3565 0 3550 40 32 8 8 0 8 7 syncache 296 24 0 24 6 6 0 1 0 8 0 tcpqe 32 54 0 54 4 4 0 1 0 8 0 tcpcb 736 2092 0 2081 84 79 5 16 0 8 2 arp 120 56 0 43 1 0 1 1 0 8 0 inpcb 320 4031 0 4020 75 68 7 12 0 8 6 nd6 48 88 0 71 1 0 1 1 0 8 0 pkpcb 40 68 0 68 1 1 0 1 0 8 0 kcovpl 48 26 0 18 1 0 1 1 0 8 0 ppxss 1256 28 0 28 5 5 0 1 0 8 0 pfstscr 40 7 0 6 1 0 1 1 0 8 0 pffrag 232 107 0 105 2 1 1 1 0 482 0 pffrnode 88 107 0 105 2 1 1 1 0 8 0 pffrent 40 352 0 350 3 2 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 378 0 368 5 4 1 2 0 8 0 pftag 88 9 0 0 1 0 1 1 0 8 0 pfstitem 24 40 0 33 1 0 1 1 0 8 0 pfstkey 120 52 0 45 1 0 1 1 0 8 0 pfstate 336 45 0 39 3 2 1 3 0 8 0 pfrule 1360 374 0 311 9 3 6 6 0 8 0 art_heap8 4096 2 0 0 2 0 2 2 0 8 0 art_heap4 256 1714 0 1377 32 8 24 29 0 8 2 art_table 32 1716 0 1377 4 0 4 4 0 8 0 art_node 16 363 0 298 1 0 1 1 0 8 0 sysvmsgpl 40 13 0 0 1 0 1 1 0 8 0 semupl 112 2 0 2 1 1 0 1 0 8 0 semapl 112 17 0 5 1 0 1 1 0 8 0 shmpl 112 141 0 13 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 8313 0 6860 92 0 92 92 0 8 0 ffsino 272 8313 0 6860 98 0 98 98 0 8 0 nchpl 144 15919 0 14277 63 0 63 63 0 8 0 uvmvnodes 80 5926 0 0 121 0 121 121 0 8 0 vnodes 224 5926 0 0 349 0 349 349 0 8 0 namei 1024 59078 0 59078 4 3 1 2 0 8 1 percpumem 16 100 0 60 1 0 1 1 0 8 0 vcpupl 2048 175 0 1 22 0 22 22 0 8 0 vmpool 560 182 0 8 13 0 13 13 0 8 0 pfiaddrpl 120 119 0 103 1 0 1 1 0 8 0 kstatmem 264 146 0 120 3 1 2 3 0 8 0 scsiplug 72 4 0 4 1 0 1 1 0 8 1 scxspl 216 47856 0 47855 19 18 1 8 0 8 0 plimitpl 152 487 0 471 1 0 1 1 0 8 0 sigapl 424 5850 0 5782 10 2 8 8 0 8 0 futexpl 64 50294 0 50288 2 1 1 1 0 8 0 knotepl 120 678 0 0 17 0 17 17 0 8 0 kqueuepl 224 1565 0 1557 39 34 5 7 0 8 4 pipepl 336 2787 0 2759 52 44 8 11 0 8 5 fdescpl 496 5791 0 5761 7 2 5 5 0 8 1 filepl 152 40121 0 39880 76 58 18 19 0 8 8 lockfpl 104 1513 0 1511 1 0 1 1 0 8 0 lockfspl 48 393 0 391 1 0 1 1 0 8 0 sessionpl 144 43 0 26 1 0 1 1 0 8 0 pgrppl 48 53 0 36 1 0 1 1 0 8 0 ucredpl 104 4333 0 4321 1 0 1 1 0 8 0 zombiepl 144 5782 0 5782 2 1 1 1 0 8 1 processpl 1064 5850 0 5782 5 0 5 5 0 8 0 procpl 672 16228 0 16147 18 10 8 9 0 8 0 srpgc 96 24 0 24 5 4 1 1 0 8 1 sosppl 168 39 0 39 9 9 0 1 0 8 0 sockpl 480 8005 0 7976 190 177 13 30 0 8 8 mcl64k 65536 17 0 0 3 0 3 3 0 8 0 mcl16k 16384 12 0 0 2 0 2 2 0 8 0 mcl12k 12288 17 0 0 2 0 2 2 0 8 0 mcl9k 9216 17 0 0 2 0 2 2 0 8 0 mcl8k 8192 17 0 0 3 0 3 3 0 8 0 mcl4k 4096 25 0 0 3 0 3 3 0 8 0 mcl2k2 2112 7 0 0 1 0 1 1 0 8 0 mcl2k 2048 462 0 0 42 2 40 40 0 8 0 mtagpl 96 1603 0 0 36 0 36 36 0 8 0 mbufpl 256 1885 0 0 107 0 107 107 0 8 0 bufpl 288 12117 0 5785 453 0 453 453 0 8 0 anonpl 24 1121349 0 1105787 199 88 111 132 0 186 0 amapchunkpl 152 99022 0 98379 54 26 28 37 0 158 0 amappl16 200 14386 0 13771 72 38 34 43 0 8 0 amappl15 192 867 0 867 2 1 1 1 0 8 1 amappl14 184 447 0 441 1 0 1 1 0 8 0 amappl13 176 1587 0 1583 1 0 1 1 0 8 0 amappl12 168 193 0 190 1 0 1 1 0 8 0 amappl11 160 1385 0 1362 2 0 2 2 0 8 0 amappl10 152 845 0 838 1 0 1 1 0 8 0 amappl9 144 1159 0 1154 1 0 1 1 0 8 0 amappl8 136 1080 0 996 3 0 3 3 0 8 0 amappl7 128 271 0 257 1 0 1 1 0 8 0 amappl6 120 1012 0 992 2 1 1 2 0 8 0 amappl5 112 4222 0 4204 1 0 1 1 0 8 0 amappl4 104 3721 0 3684 2 0 2 2 0 8 0 amappl3 96 17507 0 17454 2 0 2 2 0 8 0 amappl2 88 7836 0 7768 3 1 2 3 0 8 0 amappl1 80 139953 0 139284 20 5 15 20 0 8 0 amappl 88 33716 0 33498 7 1 6 6 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 72 143 0 13 3 0 3 3 0 8 0 uaddrrnd 24 5973 0 5769 2 0 2 2 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 5973 0 5769 2 0 2 2 0 8 0 vmmpekpl 168 52729 0 52650 4 0 4 4 0 8 0 vmmpepl 168 570134 0 567032 225 78 147 148 0 357 3 vmsppl 368 5972 0 5769 20 1 19 19 0 8 0 rwobjpl 56 144747 0 136976 114 3 111 112 0 8 0 pdppl 4096 11953 0 11712 537 294 243 245 0 8 2 pvpl 32 2422405 0 2402019 335 146 189 243 0 265 2 pmappl 248 5972 0 5769 14 1 13 13 0 8 0 extentpl 40 58 0 38 1 0 1 1 0 8 0 phpool 112 1579 0 443 33 0 33 33 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp x86_ipi_db(ffffffff8297eff0) 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 __mp_lock(ffffffff82a870c0) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82a870c0) at __mp_lock+0x122 sys/kern/kern_lock.c:147 wakeup_n(ffffffff82ba3b5c,ffffffff) at wakeup_n+0x37 uvm_pmr_getpages(1,0,0,1,0,1,c812427661a932d3,0) at uvm_pmr_getpages+0xeef sys/uvm/uvm_pmemrange.c:1207 uvm_pagealloc(fffffd80626b9bd8,2287df000,0,3) at uvm_pagealloc+0x1a4 sys/uvm/uvm_page.c:910 pmap_get_ptp(fffffd80626b9ba8,450fbffd000) at pmap_get_ptp+0x18d sys/arch/amd64/amd64/pmap.c:1183 pmap_enter(fffffd80626b9ba8,450fbffd000,71545000,1,21) at pmap_enter+0x2ac uvm_fault_upper(ffff800027e51ae0,ffff800027e51b18,ffff800027e519e0,0) at uvm_fault_upper+0x2b1 sys/uvm/uvm_fault.c:1056 uvm_fault(fffffd8068600020,450fbffd000,0,1) at uvm_fault+0x154 sys/uvm/uvm_fault.c:609 upageflttrap(ffff800027e51c50,450fbffd03f) at upageflttrap+0x82 sys/arch/amd64/amd64/trap.c:181 usertrap(ffff800027e51c50) at usertrap+0x1aa sys/arch/amd64/amd64/trap.c:403 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x7f7ffffdb800, count: 1 ddb{0}> trace x86_ipi_db(ffffffff8297eff0) 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 __mp_lock(ffffffff82a870c0) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82a870c0) at __mp_lock+0x122 sys/kern/kern_lock.c:147 wakeup_n(ffffffff82ba3b5c,ffffffff) at wakeup_n+0x37 uvm_pmr_getpages(1,0,0,1,0,1,c812427661a932d3,0) at uvm_pmr_getpages+0xeef sys/uvm/uvm_pmemrange.c:1207 uvm_pagealloc(fffffd80626b9bd8,2287df000,0,3) at uvm_pagealloc+0x1a4 sys/uvm/uvm_page.c:910 pmap_get_ptp(fffffd80626b9ba8,450fbffd000) at pmap_get_ptp+0x18d sys/arch/amd64/amd64/pmap.c:1183 pmap_enter(fffffd80626b9ba8,450fbffd000,71545000,1,21) at pmap_enter+0x2ac uvm_fault_upper(ffff800027e51ae0,ffff800027e51b18,ffff800027e519e0,0) at uvm_fault_upper+0x2b1 sys/uvm/uvm_fault.c:1056 uvm_fault(fffffd8068600020,450fbffd000,0,1) at uvm_fault+0x154 sys/uvm/uvm_fault.c:609 upageflttrap(ffff800027e51c50,450fbffd03f) at upageflttrap+0x82 sys/arch/amd64/amd64/trap.c:181 usertrap(ffff800027e51c50) at usertrap+0x1aa sys/arch/amd64/amd64/trap.c:403 recall_trap() at recall_trap+0x8 end of kernel end trace frame: 0x7f7ffffdb800, count: -14 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(ffffffff825a0599) at panic+0x177 sys/kern/subr_prf.c:202 __assert(ffffffff82615d07,ffffffff825891d5,3f,ffffffff8264bc7b) at __assert+0x25 sys/kern/subr_prf.c:161 _kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63 single_thread_check_locked(ffff800029602000,1,c) at single_thread_check_locked+0x1f6 sys/kern/kern_sig.c:2037 single_thread_check(ffff800029602000,1) at single_thread_check+0x4b sys/kern/kern_sig.c:2057 sleep_finish(ffff800027e618b0,1) at sleep_finish+0x75 sleep_signal_check sys/kern/kern_synch.c:464 [inline] sleep_finish(ffff800027e618b0,1) at sleep_finish+0x75 sys/kern/kern_synch.c:400 rwsleep(ffff800029602000,ffffffff829990c0,120,ffffffff82599d73,0) at rwsleep+0xd5 sys/kern/kern_synch.c:314 futex_wait(796e795fd80,2,0,2) at futex_wait+0x13c sys/kern/sys_futex.c:260 sys_futex(ffff800029602000,ffff800027e61a40,ffff800027e61aa0) at sys_futex+0xf8 sys/kern/sys_futex.c:111 syscall(ffff800027e61b10) at syscall+0x484 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800027e61b10) at syscall+0x484 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x796c3180170, count: 3 ddb{1}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff825a0599) at panic+0x177 sys/kern/subr_prf.c:202 __assert(ffffffff82615d07,ffffffff825891d5,3f,ffffffff8264bc7b) at __assert+0x25 sys/kern/subr_prf.c:161 _kernel_lock() at _kernel_lock+0xb2 sys/kern/kern_lock.c:63 single_thread_check_locked(ffff800029602000,1,c) at single_thread_check_locked+0x1f6 sys/kern/kern_sig.c:2037 single_thread_check(ffff800029602000,1) at single_thread_check+0x4b sys/kern/kern_sig.c:2057 sleep_finish(ffff800027e618b0,1) at sleep_finish+0x75 sleep_signal_check sys/kern/kern_synch.c:464 [inline] sleep_finish(ffff800027e618b0,1) at sleep_finish+0x75 sys/kern/kern_synch.c:400 rwsleep(ffff800029602000,ffffffff829990c0,120,ffffffff82599d73,0) at rwsleep+0xd5 sys/kern/kern_synch.c:314 futex_wait(796e795fd80,2,0,2) at futex_wait+0x13c sys/kern/sys_futex.c:260 sys_futex(ffff800029602000,ffff800027e61a40,ffff800027e61aa0) at sys_futex+0xf8 sys/kern/sys_futex.c:111 syscall(ffff800027e61b10) at syscall+0x484 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff800027e61b10) at syscall+0x484 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x796c3180170, count: -12