panic: failed to reclaim memory cpuid = 1 time = 1762431033 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0xc6/frame 0xfffffe0056ea5470 kdb_backtrace() at kdb_backtrace+0xd0/frame 0xfffffe0056ea55d0 vpanic() at vpanic+0x257/frame 0xfffffe0056ea5790 panic() at panic+0xb5/frame 0xfffffe0056ea5860 vm_pageout_oom() at vm_pageout_oom+0xce4/frame 0xfffffe0056ea58f0 vm_pageout_worker() at vm_pageout_worker+0xf9b/frame 0xfffffe0056ea5ea0 vm_pageout() at vm_pageout+0x2ce/frame 0xfffffe0056ea5ef0 fork_exit() at fork_exit+0xcc/frame 0xfffffe0056ea5f30 fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe0056ea5f30 --- trap 0, rip = 0, rsp = 0, rbp = 0 --- KDB: enter: panic [ thread pid 8 tid 100077 ] Stopped at kdb_enter+0x6e: movq $0,0x25898a7(%rip) db> db> set $lines = 0 db> set $maxwidth = 0 db> show registers cs 0x20 ds 0x3b es 0x3b fs 0x13 gs 0x1b ss 0 rax 0x12 rcx 0xfffffe0002bf1850 rdx 0 rbx 0xffffffff82826ba0 .str.27 rsp 0xfffffe0056ea55b0 rbp 0xfffffe0056ea55d0 rsi 0 rdi 0xffffffff8165b309 printf+0x149 r8 0 r9 0xffffffff r10 0 r11 0xf r12 0xfffffe0058611780 r13 0xfffffffffffffffd r14 0xffffffff82826ba0 .str.27 r15 0 rip 0xffffffff816446ee kdb_enter+0x6e rflags 0x46 kdb_enter+0x6e: movq $0,0x25898a7(%rip) db> show proc Process 8 (pagedaemon) at 0xfffffe005860a558: state: NORMAL uid: 0 gid: 0 supp gids: 0 parent: pid 0 at 0xffffffff83b58040 ABI: null flag: 0x10000284 flag2: 0 reaper: 0xffffffff83b58040 reapsubtree: 8 sigparent: 20 vmspace: 0xffffffff83b59020 (map 0xffffffff83b59020) (map.pmap 0xffffffff83b590c0) (pmap 0xffffffff83b59130) threads: 3 100077 Run CPU 1 [dom0] 100080 D laundp 0xffffffff8282b281 [laundry: dom0] 100081 D umarcls 0xffffffff8282b281 [uma] db> ps pid ppid pgrp uid state wmesg wchan cmd 1221 763 763 0 D (threaded) syz-executor 100106 D pfault 0xffffffff83003480 syz-executor 100435 S select 0xfffffe0054232bc0 syz-executor 100436 D pfault 0xffffffff83003480 syz-executor 1220 1218 765 0 N syz-executor 1219 766 766 0 D (threaded) syz-executor 100391 D vm map 0xfffffe00587542a8 syz-executor 100433 D vmwait 0xffffffff83003480 syz-executor 100434 S uwait 0xfffffe0077834180 syz-executor 1218 765 765 0 DL (threaded) syz-executor 100384 D vmwait 0xffffffff83003480 syz-executor 100430 S select 0xfffffe0054232e40 syz-executor 100431 D vmwait 0xffffffff83003480 syz-executor 100432 S aiowc 0xfffffe005878d398 syz-executor 1217 1 766 0 S uwait 0xfffffe0058306100 syz-executor 1216 764 764 0 D (threaded) syz-executor 100099 D pfault 0xffffffff83003480 syz-executor 100426 S select 0xfffffe0007787ac0 syz-executor 100427 D vmmaps 0xfffffe005879c9b8 syz-executor 1215 1 764 0 S uwait 0xfffffe0058305c80 syz-executor 1212 1211 1005 0 D+ pfault 0xffffffff83003480 sh 1211 1005 1005 0 S+ piperd 0xfffffe0059829b80 sh 1206 1 763 0 S uwait 0xfffffe0058307100 syz-executor 1163 1 766 0 S uwait 0xfffffe0058307b00 syz-executor 1131 1 764 0 S uwait 0xfffffe005858ad80 syz-executor 1130 1 763 0 S uwait 0xfffffe005858b980 syz-executor 1104 1 766 0 S uwait 0xfffffe0058308b80 syz-executor 1100 1 763 0 S uwait 0xfffffe0077834800 syz-executor 1098 1 764 0 S uwait 0xfffffe0077834c00 syz-executor 1096 1 765 0 S uwait 0xfffffe005858a280 syz-executor 1072 1 763 0 S uwait 0xfffffe0058589480 syz-executor 1071 1 766 0 S uwait 0xfffffe0058308a80 syz-executor 1059 1 764 0 S uwait 0xfffffe0058305d80 syz-executor 1052 1 763 0 S uwait 0xfffffe0058306200 syz-executor 1051 1 765 0 S uwait 0xfffffe0077834700 syz-executor 1039 1 766 0 S uwait 0xfffffe0058589d00 syz-executor 1011 1009 1005 0 S+ nanslp 0xffffffff83baf001 sleep 1009 1005 1005 0 S+ wait 0xfffffe005876a000 sh 1006 1 763 0 S uwait 0xfffffe0077834d00 syz-executor 1005 1 1005 0 Ss+ wait 0xfffffe005876d018 sh 1004 1 765 0 S uwait 0xfffffe0077834600 syz-executor 1002 1 764 0 S uwait 0xfffffe0077834900 syz-executor 1000 1 766 0 S uwait 0xfffffe0077834a00 syz-executor 997 1 763 0 S uwait 0xfffffe0058589380 syz-executor 996 1 765 0 S uwait 0xfffffe0077834f00 syz-executor 995 1 766 0 S uwait 0xfffffe0077836080 syz-executor 994 1 764 0 S uwait 0xfffffe00084f7a80 syz-executor 989 1 766 0 S uwait 0xfffffe0077836380 syz-executor 987 1 763 0 S uwait 0xfffffe0058589e00 syz-executor 986 1 764 0 S uwait 0xfffffe005858ac00 syz-executor 979 1 763 0 S uwait 0xfffffe0058589c00 syz-executor 978 1 765 0 S uwait 0xfffffe00084f7e00 syz-executor 976 1 764 0 S uwait 0xfffffe00084f7180 syz-executor 975 1 766 0 S uwait 0xfffffe0077835080 syz-executor 973 1 763 0 S uwait 0xfffffe005858ab80 syz-executor 966 1 765 0 S uwait 0xfffffe0077835780 syz-executor 965 1 766 0 SL uwait 0xfffffe0058306480 syz-executor 962 1 763 0 S uwait 0xfffffe005858ae80 syz-executor 961 1 764 0 S uwait 0xfffffe0077835f00 syz-executor 960 1 765 0 S uwait 0xfffffe0077835980 syz-executor 959 1 766 0 S uwait 0xfffffe0058305800 syz-executor 954 947 954 0 Ss select 0xfffffe0007787cc0 dhclient 951 1 763 0 S uwait 0xfffffe0077835a80 syz-executor 950 1 950 0 Ss select 0xfffffe0007787b40 dhclient 947 936 423 65 S select 0xfffffe0007787bc0 dhclient 946 1 766 0 S uwait 0xfffffe0058306c00 syz-executor 944 1 764 0 S uwait 0xfffffe0058305700 syz-executor 939 1 765 0 S uwait 0xfffffe0058307400 syz-executor 936 423 423 0 S wait 0xfffffe00586f5570 sh 909 1 766 0 S uwait 0xfffffe0058305000 syz-executor 908 1 763 0 S uwait 0xfffffe005858aa80 syz-executor 906 1 764 0 S uwait 0xfffffe00084f7680 syz-executor 896 1 765 0 S uwait 0xfffffe0077835480 syz-executor 895 1 764 0 S uwait 0xfffffe0058306380 syz-executor 893 1 763 0 S uwait 0xfffffe0077835880 syz-executor 892 1 766 0 S uwait 0xfffffe005858a980 syz-executor 891 1 765 0 S uwait 0xfffffe0058305200 syz-executor 886 1 765 0 S uwait 0xfffffe0058305b00 syz-executor 884 1 766 0 S uwait 0xfffffe00084f7280 syz-executor 883 1 764 0 S uwait 0xfffffe00084f7c00 syz-executor 881 1 763 0 S uwait 0xfffffe0058307e00 syz-executor 880 1 765 0 S uwait 0xfffffe0058307000 syz-executor 875 1 766 0 S uwait 0xfffffe0077836280 syz-executor 873 1 764 0 S uwait 0xfffffe0077835e00 syz-executor 872 1 765 0 S uwait 0xfffffe0077836180 syz-executor 870 1 763 0 S uwait 0xfffffe00084f7580 syz-executor 854 0 0 0 DL aiordy 0xfffffe0058709ab0 [aiod4] 853 0 0 0 DL aiordy 0xfffffe005870a008 [aiod3] 852 0 0 0 DL aiordy 0xfffffe005870a560 [aiod2] 851 0 0 0 DL aiordy 0xfffffe005870aab8 [aiod1] 849 1 763 0 S uwait 0xfffffe0058305900 syz-executor 845 1 765 0 S uwait 0xfffffe00084f7480 syz-executor 844 1 764 0 S uwait 0xfffffe00084f7d80 syz-executor 839 1 766 0 S uwait 0xfffffe00084f7380 syz-executor 766 762 766 0 S wait 0xfffffe0058709000 syz-executor 765 762 765 0 S wait 0xfffffe00586d0568 syz-executor 764 762 764 0 S wait 0xfffffe00586d0ac0 syz-executor 763 762 763 0 S wait 0xfffffe0058604568 syz-executor 762 760 760 0 S select 0xfffffe0007788040 syz-executor 760 758 760 0 Ss sigsusp 0xfffffe000780a620 csh 758 1 758 0 Ss select 0xfffffe0007787f40 sshd 494 1 494 0 Ss select 0xfffffe0007788140 syslogd 423 1 423 0 Ss wait 0xfffffe00586cfab8 devd 422 1 422 65 Ss select 0xfffffe0054232f40 dhclient 337 1 337 0 Ss select 0xfffffe0007788440 dhclient 334 1 334 0 Ss select 0xfffffe00077880c0 dhclient 16 0 0 0 DL syncer 0xffffffff83cdcc20 [syncer] 15 0 0 0 DL vlruwt 0xfffffe0058602558 [vnlru] 14 0 0 0 DL (threaded) [bufdaemon] 100079 D psleep 0xffffffff83cdb160 [bufdaemon] 100082 D - 0xffffffff83001ec0 [bufspacedaemon-0] 100092 D sdflush 0xfffffe005808a0e8 [/ worker] 9 0 0 0 DL psleep 0xffffffff83d1c040 [vmdaemon] 8 0 0 0 RL (threaded) [pagedaemon] 100077 Run CPU 1 [dom0] 100080 D laundp 0xffffffff8282b281 [laundry: dom0] 100081 D umarcls 0xffffffff8282b281 [uma] 7 0 0 0 DL - 0xffffffff839275b0 [rand_harvestq] 6 0 0 0 DL pftm 0xffffffff843c4f60 [pf purge] 5 0 0 0 DL waiting 0xffffffff84878700 [sctp_iterator] 4 0 0 0 DL (threaded) [cam] 100045 D - 0xffffffff838f1340 [doneq0] 100046 D - 0xffffffff838f12c0 [async] 100075 D - 0xffffffff838f1140 [scanner] 3 0 0 0 DL (threaded) [crypto] 100042 D crypto_ 0xffffffff83cfd9e0 [crypto] 100043 D crypto_ 0xfffffe0007b17030 [crypto returns 0] 100044 D crypto_ 0xfffffe0007b17080 [crypto returns 1] 13 0 0 0 DL (threaded) [geom] 100037 D - 0xffffffff83b57600 [g_event] 100038 D - 0xffffffff83b57620 [g_up] 100039 D - 0xffffffff83b57640 [g_down] 2 0 0 0 WL (threaded) [clock] 100031 I [clock (0)] 100032 I [clock (1)] 12 0 0 0 WL (threaded) [intr] 100013 I [swi6: task queue] 100014 I [swi6: Giant taskq] 100016 I [swi5: fast taskq] 100033 I [swi1: netisr 0] 100034 I [swi1: hpts] 100035 I [swi1: hpts] 100047 I [irq24: virtio_pci0] 100048 I serialport: VM disconnected.