Out of memory error 0-16-3 beta

[dunkfan]

For the second time 0-16-3 has died on me. No problems with 0-16.0.

Here's the output... A restart fixes it for a few days
No other process has problems.... 8GB Mem 2.3GB in use
Thanks

top output shortly before "the end"...

top - 22:13:39 up 6 days, 4:13, 2 users, load average: 0.33, 0.53, 0.57
Tasks: 177 total, 1 running, 176 sleeping, 0 stopped, 0 zombie
%Cpu(s): 4.9 us, 0.8 sy, 0.0 ni, 93.5 id, 0.7 wa, 0.0 hi, 0.1 si, 0.0 st
MiB Mem : 7898.7 total, 203.5 free, 3176.9 used, 4518.4 buff/cache
MiB Swap: 58656.0 total, 58016.0 free, 640.0 used. 4418.8 avail Mem

PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
666 debian-+ 20 0 86480 53000 6460 S 5.9 0.7 316:49.23 tor
6388 pi 20 0 1260664 991008 6216 S 5.6 12.3 826:00.18 bitcoind
23814 ln2 20 0 2399120 1.4g 125732 S 4.0 18.3 453:38.25 lnd

2023-06-25 22:22:27.493 [INF] NTFN: New block: height=795914, sha=00000000000000000000391b09d376824104aa6269da64c7569672fd3165c2ec
2023-06-25 22:22:27.494 [INF] UTXN: Attempting to graduate height=795914: num_kids=0, num_babies=0
2023-06-25 22:22:55.857 [INF] DISC: GossipSyncer(0225e29bcf897f22d9f546ad71185f9519db538d484b2fd2ea2be02e20b5c7224b): filtering chan range: start_height=525999, num_blocks=2048
2023-06-25 22:22:55.858 [INF] DISC: GossipSyncer(0225e29bcf897f22d9f546ad71185f9519db538d484b2fd2ea2be02e20b5c7224b): sending final chan range chunk, size=57
runtime: out of memory: cannot allocate 620756992-byte block (1939865600 in use)
fatal error: out of memory

goroutine 359 [running]:
runtime.throw({0x192fe0c, 0xd})
runtime/panic.go:1047 +0x4c fp=0x11fbbcc8 sp=0x11fbbcb4 pc=0x4df3c
runtime.(*mcache).allocLarge(0xb6ee2088, 0x24ec0000, 0x1)
runtime/mcache.go:236 +0x1b8 fp=0x11fbbcf0 sp=0x11fbbcc8 pc=0x26a30
runtime.mallocgc(0x24ec0000, 0x1771130, 0x1)
runtime/malloc.go:1053 +0x650 fp=0x11fbbd28 sp=0x11fbbcf0 pc=0x1ceb8
runtime.newarray(0x1771130, 0x110000)
runtime/malloc.go:1276 +0x9c fp=0x11fbbd3c sp=0x11fbbd28 pc=0x1d548
runtime.makeBucketArray(0x16b6738, 0x14, 0x0)
runtime/map.go:363 +0x17c fp=0x11fbbd58 sp=0x11fbbd3c pc=0x1e454
runtime.hashGrow(0x16b6738, 0x5adae40)
runtime/map.go:1051 +0x8c fp=0x11fbbd7c sp=0x11fbbd58 pc=0x1ffc4
runtime.mapassign(0x16b6738, 0x5adae40, 0x11fbbe28)
runtime/map.go:658 +0xec fp=0x11fbbdbc sp=0x11fbbd7c pc=0x1ec84
github.com/btcsuite/btcwallet/chain.(*cachedInputs).addInput(0xc5f0090, {{0x19, 0xee, 0x27, 0x68, 0xff, 0x9c, 0x57, 0xc9, 0x63, ...}, ...}, ...)
github.com/btcsuite/[email protected]/chain/mempool.go:64 +0x2bc fp=0x11fbbe20 sp=0x11fbbdbc pc=0x5a2544
github.com/btcsuite/btcwallet/chain.(*mempool).updateInputs(0x4dc45a0, 0xb01cc40)
github.com/btcsuite/[email protected]/chain/mempool.go:274 +0x1d8 fp=0x11fbbec0 sp=0x11fbbe20 pc=0x5a31d0
github.com/btcsuite/btcwallet/chain.(*mempool).add(0x4dc45a0, 0xb01cc40)
github.com/btcsuite/[email protected]/chain/mempool.go:179 +0x78 fp=0x11fbbf08 sp=0x11fbbec0 pc=0x5a2a90
github.com/btcsuite/btcwallet/chain.(*mempool).Add(0x4dc45a0, 0xb01cc40)
github.com/btcsuite/[email protected]/chain/mempool.go:137 +0x70 fp=0x11fbbf24 sp=0x11fbbf08 pc=0x5a285c
github.com/btcsuite/btcwallet/chain.(*bitcoindZMQEvents).txEventHandler(0x4dc45d0)
github.com/btcsuite/[email protected]/chain/bitcoind_zmq_events.go:362 +0x588 fp=0x11fbbfe4 sp=0x11fbbf24 pc=0x59eb6c
github.com/btcsuite/btcwallet/chain.(*bitcoindZMQEvents).Start.func2()
github.com/btcsuite/[email protected]/chain/bitcoind_zmq_events.go:145 +0x28 fp=0x11fbbfec sp=0x11fbbfe4 pc=0x59dac8
runtime.goexit()
runtime/asm_arm.s:831 +0x4 fp=0x11fbbfec sp=0x11fbbfec pc=0x87ae4
created by github.com/btcsuite/btcwallet/chain.(*bitcoindZMQEvents).Start
github.com/btcsuite/[email protected]/chain/bitcoind_zmq_events.go:145 +0xdc

[guggero]

See #7785, will be fixed with lnd 0.16.4 which should come out shortly.