panic: assertwaitok: non-zero mutex count: 1 Stopped at db_enter+0x1c: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND 170863 64902 0 0 0x4000000 1 syz-executor.2 db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff827c19a3) at panic+0x17b sys/kern/subr_prf.c:198 assertwaitok() at assertwaitok+0x132 sys/kern/subr_xxx.c:163 mi_switch() at mi_switch+0x46 sys/kern/sched_bsd.c:360 sleep_finish(0,1) at sleep_finish+0x19b sys/kern/kern_synch.c:414 rwsleep(fffffd806faca320,ffffffff82c4a100,118,ffffffff827afd95,0) at rwsleep+0xab sys/kern/kern_synch.c:300 sosleep_nsec(fffffd806faca200,fffffd806faca320,118,ffffffff827afd95,ffffffffffffffff) at sosleep_nsec+0xff sys/kern/uipc_socket2.c:468 sblock(fffffd806faca200,fffffd806faca2d0,1) at sblock+0x1c4 sys/kern/uipc_socket2.c:514 soreceive(fffffd806faca200,ffff8000373e3e58,ffff8000373e3e18,0,0,ffff8000373e3f54,1b415e1cb5e04a87) at soreceive+0x5fe sys/kern/uipc_socket.c:837 recvit(ffff80002a24dd50,3,ffff8000373e3f28,0,ffff8000373e4010) at recvit+0x31b sys/kern/uipc_syscalls.c:1082 sys_recvfrom(ffff80002a24dd50,ffff8000373e3fc0,ffff8000373e4010) at sys_recvfrom+0xd4 sys/kern/uipc_syscalls.c:846 syscall(ffff8000373e4090) at syscall+0x50f mi_syscall sys/sys/syscall_mi.h:103 [inline] syscall(ffff8000373e4090) at syscall+0x50f sys/arch/amd64/amd64/trap.c:606 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x6b71f35bd80, 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{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic *cpu0: assertwaitok: non-zero mutex count: 1 ddb{0}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff827c19a3) at panic+0x17b sys/kern/subr_prf.c:198 assertwaitok() at assertwaitok+0x132 sys/kern/subr_xxx.c:163 mi_switch() at mi_switch+0x46 sys/kern/sched_bsd.c:360 sleep_finish(0,1) at sleep_finish+0x19b sys/kern/kern_synch.c:414 rwsleep(fffffd806faca320,ffffffff82c4a100,118,ffffffff827afd95,0) at rwsleep+0xab sys/kern/kern_synch.c:300 sosleep_nsec(fffffd806faca200,fffffd806faca320,118,ffffffff827afd95,ffffffffffffffff) at sosleep_nsec+0xff sys/kern/uipc_socket2.c:468 sblock(fffffd806faca200,fffffd806faca2d0,1) at sblock+0x1c4 sys/kern/uipc_socket2.c:514 soreceive(fffffd806faca200,ffff8000373e3e58,ffff8000373e3e18,0,0,ffff8000373e3f54,1b415e1cb5e04a87) at soreceive+0x5fe sys/kern/uipc_socket.c:837 recvit(ffff80002a24dd50,3,ffff8000373e3f28,0,ffff8000373e4010) at recvit+0x31b sys/kern/uipc_syscalls.c:1082 sys_recvfrom(ffff80002a24dd50,ffff8000373e3fc0,ffff8000373e4010) at sys_recvfrom+0xd4 sys/kern/uipc_syscalls.c:846 syscall(ffff8000373e4090) at syscall+0x50f mi_syscall sys/sys/syscall_mi.h:103 [inline] syscall(ffff8000373e4090) at syscall+0x50f sys/arch/amd64/amd64/trap.c:606 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x6b71f35bd80, count: -13 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff8000373e39c0 rbx 0xffffffff82bfbba7 cpu_info_full_primary+0x2ba7 rdx 0 rcx 0xffff80002a24dd50 rax 0xffffffff82bfaff0 cpu_info_full_primary+0x1ff0 r8 0x101010101010101 r9 0x8080808080808080 r10 0xc17751b24b7c9479 r11 0x48da89e44bba928f r12 0xffffffff82bfb9a8 cpu_info_full_primary+0x29a8 r13 0 r14 0 r15 0x1 rip 0xffffffff822e738c db_enter+0x1c cs 0x8 rflags 0x246 rsp 0xffff8000373e39b0 ss 0x10 db_enter+0x1c: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor.2) tid=233735 pid=64902 tcnt=3 stat=sleep flags process=0 proc=4000080 runpri=24, usrpri=55, slppri=24, nice=20 wchan=0xfffffd806faca320, wmesg=netlck, ps_single=0x0 forw=0x0, list=0xffff80002a1ec558,0xffff80002a1c87f8 process=0xffff80003745aa00 user=0xffff8000373df000, vmspace=0xfffffd8069bdc588 estcpu=10, cpticks=0, pctcpu=0.0, user=0, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 68328 32142 50872 0 2 0 syz-executor.3 68328 346200 50872 0 2 0x4000000 syz-executor.3 51437 135948 97916 0 2 0 syz-executor.6 51437 238315 97916 0 3 0x4000080 rest syz-executor.6 51437 512654 97916 0 3 0x4000080 bell syz-executor.6 51437 375913 97916 0 3 0x4000080 fsleep syz-executor.6 64902 475828 78616 0 2 0 syz-executor.2 64902 170863 78616 0 7 0x4000000 syz-executor.2 *64902 233735 78616 0 3 0x4000080 netlck syz-executor.2 17902 26264 527 0 2 0 syz-executor.4 11004 523006 45371 0 3 0x80 nanoslp syz-executor.5 11004 373946 45371 0 3 0x4000080 fsleep syz-executor.5 527 217483 76871 0 3 0x82 nanoslp syz-executor.4 18958 358936 1 0 3 0x80 fsleep syz-executor.4 18958 223931 1 0 3 0x4000080 ttyout syz-executor.4 45371 428077 76871 0 2 0x2 syz-executor.5 50872 65853 76871 0 3 0x82 nanoslp syz-executor.3 76530 519824 76871 0 3 0x2 biowait syz-executor.0 15931 282959 0 0 3 0x14280 nfsidl nfsio 96147 23885 0 0 3 0x14280 nfsidl nfsio 6690 164099 0 0 3 0x14280 nfsidl nfsio 55660 121128 0 0 3 0x14280 nfsidl nfsio 18379 96506 0 0 3 0x14280 nfsidl nfsio 63674 387169 0 0 3 0x14280 nfsidl nfsio 47737 326894 0 0 3 0x14280 nfsidl nfsio 90421 262016 0 0 3 0x14280 nfsidl nfsio 77028 326881 0 0 3 0x14280 nfsidl nfsio 39957 225651 0 0 3 0x14280 nfsidl nfsio 93069 29895 0 0 3 0x14280 nfsidl nfsio 16154 5994 0 0 3 0x14280 nfsidl nfsio 97707 296603 0 0 3 0x14280 nfsidl nfsio 96675 251088 0 0 3 0x14280 nfsidl nfsio 91099 357416 0 0 3 0x14280 nfsidl nfsio 67343 204023 0 0 3 0x14280 nfsidl nfsio 56680 128409 0 0 3 0x14280 nfsidl nfsio 34965 516029 0 0 3 0x14280 nfsidl nfsio 86257 415361 0 0 3 0x14280 nfsidl nfsio 27026 195918 0 0 3 0x14280 nfsidl nfsio 78616 206869 76871 0 3 0x82 nanoslp syz-executor.2 97916 522574 76871 0 3 0x82 nanoslp syz-executor.6 9974 167146 0 0 3 0x14200 acct acct 81291 305656 1 0 3 0x100083 ttyin getty 46620 483296 0 0 3 0x14200 bored sosplice 71471 446540 76871 0 2 0x2 syz-executor.7 7114 360994 76871 0 2 0x2 syz-executor.1 76871 63985 4458 0 3 0x2000082 thrsleep syz-fuzzer 76871 471310 4458 0 3 0x6000082 nanoslp syz-fuzzer 76871 523858 4458 0 3 0x6000082 wait syz-fuzzer 76871 75981 4458 0 3 0x6000082 wait syz-fuzzer 76871 111375 4458 0 3 0x6000082 wait syz-fuzzer 76871 366139 4458 0 3 0x6000082 wait syz-fuzzer 76871 279477 4458 0 3 0x6000082 thrsleep syz-fuzzer 76871 263164 4458 0 3 0x6000082 thrsleep syz-fuzzer 76871 425885 4458 0 3 0x6000082 wait syz-fuzzer 76871 449991 4458 0 3 0x6000082 wait syz-fuzzer 76871 159973 4458 0 3 0x6000082 kqread syz-fuzzer 76871 164118 4458 0 3 0x6000082 thrsleep syz-fuzzer 76871 334635 4458 0 3 0x6000082 wait syz-fuzzer 76871 263088 4458 0 3 0x6000082 wait syz-fuzzer 76871 267913 4458 0 3 0x6000082 thrsleep syz-fuzzer 4458 155468 44182 0 3 0x10008a sigsusp ksh 44182 215627 87937 0 3 0x9a kqread sshd 87937 31846 1 0 3 0x88 kqread sshd 71359 506001 96005 74 3 0x1100092 bpf pflogd 96005 345880 1 0 3 0x80 netio pflogd 21668 31660 16348 73 3 0x1100090 kqread syslogd 16348 22949 1 0 3 0x100082 netio syslogd 54838 77563 1 0 3 0x100080 kqread resolvd 55859 462613 42135 77 3 0x100092 kqread dhcpleased 49392 462057 42135 77 3 0x100092 kqread dhcpleased 42135 477397 1 0 3 0x80 kqread dhcpleased 36280 493222 0 0 3 0x14200 bored smr 99267 231253 0 0 2 0x14200 zerothread 90472 488508 0 0 3 0x14200 aiodoned aiodoned 51404 328273 0 0 3 0x14200 syncer update 5796 87905 0 0 3 0x14200 cleaner cleaner 98759 442037 0 0 3 0x14200 reaper reaper 80910 121982 0 0 3 0x14200 pgdaemon pagedaemon 36426 125875 0 0 3 0x14200 bored viomb 24185 235387 0 0 3 0x40014200 acpi0 acpi0 40558 202159 0 0 3 0x40014200 idle1 86556 210127 0 0 3 0x14200 bored softnet3 64351 175335 0 0 3 0x14200 bored softnet2 77887 239820 0 0 3 0x14200 bored softnet1 93263 57289 0 0 3 0x14200 bored softnet0 13046 139104 0 0 3 0x14200 bored systqmp 55424 51007 0 0 3 0x14200 bored systq 15073 18468 0 0 3 0x14200 tmoslp softclockmp 56316 383969 0 0 3 0x40014200 tmoslp softclock 382 74740 0 0 3 0x40014200 idle0 1 6021 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks CPU 0: exclusive sched_lock &sched_lock r = 0 (0xffffffff82d3bdb0) #0 witness_lock+0x447 #1 sleep_finish+0x142 sys/kern/kern_synch.c:398 #2 rwsleep+0xab sys/kern/kern_synch.c:300 #3 sosleep_nsec+0xff sys/kern/uipc_socket2.c:468 #4 sblock+0x1c4 sys/kern/uipc_socket2.c:514 #5 soreceive+0x5fe sys/kern/uipc_socket.c:837 #6 recvit+0x31b sys/kern/uipc_syscalls.c:1082 #7 sys_recvfrom+0xd4 sys/kern/uipc_syscalls.c:846 #8 syscall+0x50f mi_syscall sys/sys/syscall_mi.h:103 [inline] #8 syscall+0x50f sys/arch/amd64/amd64/trap.c:606 #9 Xsyscall+0x128 exclusive mutex &inp->inp_mtx r = 0 (0xfffffd80686f53d0) #0 witness_lock+0x447 #1 mtx_enter_try+0x104 #2 mtx_enter+0x4f sys/kern/kern_lock.c:266 #3 soreceive+0x5dc pru_lock sys/sys/protosw.h:288 [inline] #3 soreceive+0x5dc sys/kern/uipc_socket.c:911 #4 recvit+0x31b sys/kern/uipc_syscalls.c:1082 #5 sys_recvfrom+0xd4 sys/kern/uipc_syscalls.c:846 #6 syscall+0x50f mi_syscall sys/sys/syscall_mi.h:103 [inline] #6 syscall+0x50f sys/arch/amd64/amd64/trap.c:606 #7 Xsyscall+0x128 Process 64902 (syz-executor.2) thread 0xffff80002a1ec558 (170863) shared rwlock vmmaplk r = 0 (0xfffffd8069bdc680) #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 kpageflttrap+0x252 sys/arch/amd64/amd64/trap.c:279 #5 kerntrap+0xf3 sys/arch/amd64/amd64/trap.c:332 #6 alltraps_kern_meltdown+0x7b #7 copyout+0x57 #8 soreceive+0xcf6 #9 recvit+0x31b sys/kern/uipc_syscalls.c:1082 #10 sys_recvfrom+0xd4 sys/kern/uipc_syscalls.c:846 #11 syscall+0x50f mi_syscall sys/sys/syscall_mi.h:103 [inline] #11 syscall+0x50f sys/arch/amd64/amd64/trap.c:606 #12 Xsyscall+0x128 Process 76530 (syz-executor.0) thread 0xffff80002a203d68 (519824) exclusive rrwlock inode r = 0 (0xfffffd806e532928) #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+0x4e6 sys/arch/amd64/amd64/trap.c:606 #11 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806939d918) #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+0x4e6 sys/arch/amd64/amd64/trap.c:606 #9 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10260 6759K 10725K 166960K 19278 0 pcb 13 14K 16K 166960K 492 0 rtable 245 7K 7K 166960K 777 0 pf 37 10K 10K 166960K 226 0 ifaddr 47 16K 16K 166960K 153 0 ifgroup 64 2K 3K 166960K 362 0 sysctl 3 0K 0K 166960K 5 0 counters 64 36K 36K 166960K 218 0 ioctlops 0 0K 4K 166960K 1620 0 iov 0 0K 18K 166960K 561 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1421 89K 89K 166960K 4577 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 9K 166960K 93 0 VM map 2 1K 1K 166960K 2 0 sem 12 1K 1K 166960K 16 0 dirhash 12 2K 2K 166960K 24 0 ACPI 1697 195K 286K 166960K 12548 0 file desc 16 57K 69K 166960K 5929 0 sigio 0 0K 0K 166960K 233 0 proc 70 91K 115K 166960K 1027 0 subproc 117 7K 7K 166960K 198 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 179 0 in_multi 99 7K 7K 166960K 259 0 ether_multi 1 0K 0K 166960K 7 0 mrt 1 0K 0K 166960K 11 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 235 1049K 1049K 166960K 235 0 exec 0 0K 1K 166960K 1248 0 tdb 3 0K 0K 166960K 3 0 pagedep 1 8K 8K 166960K 1 0 inodedep 1 32K 32K 166960K 1 0 newblk 1 0K 0K 166960K 1 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 440 170K 175K 166960K 61976 0 UVM aobj 131 11K 11K 166960K 131 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 109 0 NDP 14 0K 2K 166960K 121 0 temp 78 5924K 137000K 166960K 26440 0 kqueue 12 18K 29K 166960K 343 0 SYN cache 2 16K 16K 166960K 2 0 ddb{0}> 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 120 435 0 432 8 7 1 3 0 8 0 rtentry 112 222 0 108 4 0 4 4 0 8 0 unpcb 144 4528 0 4513 60 59 1 9 0 8 0 syncache 312 60 0 60 14 13 1 1 0 8 1 tcpqe 32 102 0 102 10 10 0 1 0 8 0 tcpcb 808 2480 0 2466 83 78 5 18 0 8 3 arp 120 40 0 22 1 0 1 1 0 8 0 inpcb 368 4648 0 4630 92 87 5 17 0 8 2 nd6 136 52 0 24 2 0 2 2 0 8 0 pkpcb 40 43 0 43 2 2 0 1 0 8 0 kcovpl 48 15 0 6 1 0 1 1 0 8 0 ppxss 1256 19 0 19 5 5 0 1 0 8 0 pffrag 232 29 0 29 2 2 0 1 0 482 0 pffrnode 88 29 0 29 2 2 0 1 0 8 0 pffrent 40 136 0 136 2 2 0 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 24 197 0 186 1 0 1 1 0 8 0 pfstkey 128 197 0 186 2 1 1 2 0 8 0 pfstate 376 197 0 186 8 6 2 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 256 810 0 342 36 6 30 30 0 8 0 art_table 32 811 0 342 4 0 4 4 0 8 0 art_node 16 218 0 116 1 0 1 1 0 8 0 sysvmsgpl 40 11 0 5 1 0 1 1 0 8 0 semapl 112 14 0 4 1 0 1 1 0 8 0 shmpl 112 128 0 0 4 0 4 4 0 8 0 dirhash 1024 25 0 8 3 0 3 3 0 8 0 dino2pl 256 9064 0 7601 92 0 92 92 0 8 0 ffsino 272 9064 0 7601 98 0 98 98 0 8 0 nchpl 144 17294 0 16728 63 39 24 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 58916 0 58915 5 4 1 2 0 8 0 percpumem 16 122 0 77 1 0 1 1 0 8 0 vcpupl 2048 19 0 0 3 0 3 3 0 8 0 vmpool 696 29 0 10 4 2 2 2 0 8 0 kstatmem 264 182 0 154 4 2 2 3 0 8 0 scxspl 216 49598 0 49597 27 25 2 8 1 8 1 plimitpl 152 899 0 881 1 0 1 1 0 8 0 sigapl 424 6271 0 6201 9 0 9 9 0 8 1 futexpl 64 49726 0 49723 2 1 1 1 0 8 0 knotepl 120 236 0 0 5 1 4 5 0 8 0 kqueuepl 216 787 0 779 11 10 1 5 0 8 0 pipepl 320 1234 0 1203 36 28 8 8 0 8 5 fdescpl 496 6226 0 6197 6 1 5 5 0 8 0 filepl 152 38276 0 38008 102 87 15 20 0 8 4 lockfpl 104 2912 0 2909 5 4 1 2 0 8 0 lockfspl 48 1108 0 1105 1 0 1 1 0 8 0 sessionpl 144 34 0 16 1 0 1 1 0 8 0 pgrppl 48 61 0 43 1 0 1 1 0 8 0 ucredpl 104 3975 0 3963 1 0 1 1 0 8 0 zombiepl 144 6202 0 6201 2 1 1 1 0 8 0 processpl 1072 6271 0 6201 5 0 5 5 0 8 0 procpl 680 17453 0 17361 15 6 9 9 0 8 0 srpgc 96 14 0 14 5 4 1 1 0 8 1 sosppl 168 44 0 42 7 6 1 1 0 8 0 sockpl 488 9694 0 9658 265 256 9 31 0 8 2 mcl64k 65536 17 0 0 3 0 3 3 0 8 0 mcl16k 16384 24 0 0 3 0 3 3 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 18 0 0 3 0 3 3 0 8 0 mcl4k 4096 25 0 0 4 0 4 4 0 8 0 mcl2k2 2112 8 0 0 1 0 1 1 0 8 0 mcl2k 2048 266 0 0 32 3 29 32 0 8 0 mtagpl 96 504 0 0 10 0 10 10 0 8 0 mbufpl 256 1341 0 0 68 0 68 68 0 8 0 bufpl 288 12532 0 6210 452 0 452 452 0 8 0 anonpl 24 741039 0 727208 179 75 104 115 0 186 1 amapchunkpl 152 197986 0 197075 82 44 38 51 0 158 0 amappl16 200 17899 0 17424 135 109 26 38 0 8 0 amappl15 192 10 0 10 2 2 0 1 0 8 0 amappl14 184 182 0 169 2 1 1 2 0 8 0 amappl13 176 6 0 6 1 1 0 1 0 8 0 amappl12 168 7029 0 6995 3 1 2 2 0 8 0 amappl11 160 57 0 43 1 0 1 1 0 8 0 amappl10 152 43 0 33 1 0 1 1 0 8 0 amappl9 144 209 0 208 1 0 1 1 0 8 0 amappl8 136 420 0 314 4 0 4 4 0 8 0 amappl7 128 230 0 206 2 0 2 2 0 8 0 amappl6 120 429 0 419 1 0 1 1 0 8 0 amappl5 112 246 0 233 1 0 1 1 0 8 0 amappl4 104 654 0 615 3 1 2 2 0 8 0 amappl3 96 38222 0 38127 4 1 3 3 0 8 0 amappl2 88 6924 0 6844 3 1 2 3 0 8 0 amappl1 80 30683 0 30129 23 10 13 23 0 8 0 amappl 88 61154 0 60893 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 72 130 0 0 3 0 3 3 0 8 0 uaddrrnd 24 6255 0 6207 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 6255 0 6207 1 0 1 1 0 8 0 vmmpekpl 168 50853 0 50793 4 0 4 4 0 8 0 vmmpepl 168 389866 0 387395 270 140 130 134 0 357 14 vmsppl 464 6254 0 6207 8 1 7 7 0 8 0 rwobjpl 56 107661 0 99959 120 9 111 112 0 8 0 pdppl 4096 12518 0 12433 538 447 91 91 0 8 6 pvpl 32 1850541 0 1830774 508 327 181 347 0 265 0 pmappl 248 6254 0 6207 5 1 4 4 0 8 0 extentpl 40 56 0 38 1 0 1 1 0 8 0 phpool 112 1553 0 651 27 0 27 27 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace db_enter() at db_enter+0x1c sys/arch/amd64/amd64/db_interface.c:437 panic(ffffffff827c19a3) at panic+0x17b sys/kern/subr_prf.c:198 assertwaitok() at assertwaitok+0x132 sys/kern/subr_xxx.c:163 mi_switch() at mi_switch+0x46 sys/kern/sched_bsd.c:360 sleep_finish(0,1) at sleep_finish+0x19b sys/kern/kern_synch.c:414 rwsleep(fffffd806faca320,ffffffff82c4a100,118,ffffffff827afd95,0) at rwsleep+0xab sys/kern/kern_synch.c:300 sosleep_nsec(fffffd806faca200,fffffd806faca320,118,ffffffff827afd95,ffffffffffffffff) at sosleep_nsec+0xff sys/kern/uipc_socket2.c:468 sblock(fffffd806faca200,fffffd806faca2d0,1) at sblock+0x1c4 sys/kern/uipc_socket2.c:514 soreceive(fffffd806faca200,ffff8000373e3e58,ffff8000373e3e18,0,0,ffff8000373e3f54,1b415e1cb5e04a87) at soreceive+0x5fe sys/kern/uipc_socket.c:837 recvit(ffff80002a24dd50,3,ffff8000373e3f28,0,ffff8000373e4010) at recvit+0x31b sys/kern/uipc_syscalls.c:1082 sys_recvfrom(ffff80002a24dd50,ffff8000373e3fc0,ffff8000373e4010) at sys_recvfrom+0xd4 sys/kern/uipc_syscalls.c:846 syscall(ffff8000373e4090) at syscall+0x50f mi_syscall sys/sys/syscall_mi.h:103 [inline] syscall(ffff8000373e4090) at syscall+0x50f sys/arch/amd64/amd64/trap.c:606 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x6b71f35bd80, count: -13 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1e: addq $0x8,%rsp x86_ipi_db(ffff800029d2bff0) 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(ffffffff82d3bba8) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82d3bba8) at __mp_lock+0x122 sys/kern/kern_lock.c:147 wakeup_n(ffffffff82cc2f24,ffffffff) at wakeup_n+0x37 sys/kern/kern_synch.c:541 uvm_pmr_getpages(1,0,0,1,0,1,b4043dd81f953c7,fffffd8068194ee8) at uvm_pmr_getpages+0xeef sys/uvm/uvm_pmemrange.c:1207 uvm_pagealloc(0,0,fffffd8068194ee8,2) at uvm_pagealloc+0x1a8 sys/uvm/uvm_page.c:910 uvm_fault_lower(ffff8000373d2600,ffff8000373d2638,ffff8000373d2580,0) at uvm_fault_lower+0x1ab uvm_fault(fffffd8069bdc588,20000000,0,2) at uvm_fault+0x238 kpageflttrap(ffff8000373d27a0,20000000) at kpageflttrap+0x252 sys/arch/amd64/amd64/trap.c:279 kerntrap(ffff8000373d27a0) at kerntrap+0xf3 sys/arch/amd64/amd64/trap.c:332 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b copyout() at copyout+0x57 soreceive(fffffd806faca200,ffff8000373d2a58,ffff8000373d2a18,0,0,ffff8000373d2b54,1b415e1cb5e04a87) at soreceive+0xcf6 end trace frame: 0xffff8000373d2b10, count: 0 ddb{1}> trace x86_ipi_db(ffff800029d2bff0) 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(ffffffff82d3bba8) at __mp_lock+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff82d3bba8) at __mp_lock+0x122 sys/kern/kern_lock.c:147 wakeup_n(ffffffff82cc2f24,ffffffff) at wakeup_n+0x37 sys/kern/kern_synch.c:541 uvm_pmr_getpages(1,0,0,1,0,1,b4043dd81f953c7,fffffd8068194ee8) at uvm_pmr_getpages+0xeef sys/uvm/uvm_pmemrange.c:1207 uvm_pagealloc(0,0,fffffd8068194ee8,2) at uvm_pagealloc+0x1a8 sys/uvm/uvm_page.c:910 uvm_fault_lower(ffff8000373d2600,ffff8000373d2638,ffff8000373d2580,0) at uvm_fault_lower+0x1ab uvm_fault(fffffd8069bdc588,20000000,0,2) at uvm_fault+0x238 kpageflttrap(ffff8000373d27a0,20000000) at kpageflttrap+0x252 sys/arch/amd64/amd64/trap.c:279 kerntrap(ffff8000373d27a0) at kerntrap+0xf3 sys/arch/amd64/amd64/trap.c:332 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b copyout() at copyout+0x57 soreceive(fffffd806faca200,ffff8000373d2a58,ffff8000373d2a18,0,0,ffff8000373d2b54,1b415e1cb5e04a87) at soreceive+0xcf6 recvit(ffff80002a1ec558,3,ffff8000373d2b28,0,ffff8000373d2c10) at recvit+0x31b sys/kern/uipc_syscalls.c:1082 sys_recvfrom(ffff80002a1ec558,ffff8000373d2bc0,ffff8000373d2c10) at sys_recvfrom+0xd4 sys/kern/uipc_syscalls.c:846 syscall(ffff8000373d2c90) at syscall+0x50f mi_syscall sys/sys/syscall_mi.h:103 [inline] syscall(ffff8000373d2c90) at syscall+0x50f sys/arch/amd64/amd64/trap.c:606 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x6b64dbbddf0, count: -18