Transmission process gets killed and stalls torrent download

Hi all,

For about a week now, I’ve updated to the latest image and I am experiencing a strange issue with the transmission container.

It seems the following is happening:

  1. I add a new torrent.
  2. The torrent downloads by a few percentage points (say 60%), until the Transmission process inside the container gets killed.
  3. At this point, the process starts again, does a checksum, and the checksum of the last blocks that where downloaded fails.
  4. Transmission backs up by a few percentage points (say to 57%) and resumes the download.
  5. The the same things happens over and over again: downloads up to 62%, process killed, resumes at 57%, etc.

Smaller torrents (<2GB) eventually end up downloading in full, albeit much slower.
Larger torrents (>8GB) have been running for a week now and appear to stall around 60%, while this shouldn’t take more than a few hours with the broadband I have here and the number of seeders.

Please see a log extract below:
╰─$ docker logs --follow transmission  
[2022-11-05 12:43:05.389] Couldn't connect socket 86 to 2806:1000:8004:ffbc:3c7f:845e:3695:fb12, port 60788 (errno 99 - Address not available) (/home/buildozer/aports/community/transmission/src/transmission-3.00/libtransmission/net.c:339)
[2022-11-05 12:43:17.384] magnet status: checksum passed 1, metainfo parsed 0 (/home/buildozer/aports/community/transmission/src/transmission-3.00/libtransmission/torrent-magnet.c:358)
[2022-11-05 12:43:31.381] magnet status: checksum passed 1, metainfo parsed 0 (/home/buildozer/aports/community/transmission/src/transmission-3.00/libtransmission/torrent-magnet.c:358)
[2022-11-05 12:43:41.381] magnet status: checksum passed 1, metainfo parsed 0 (/home/buildozer/aports/community/transmission/src/transmission-3.00/libtransmission/torrent-magnet.c:358)
[2022-11-05 12:43:54.384] Couldn't connect socket 112 to 2a02:1210:460f:f000:211:32ff:fe27:5571, port 16881 (errno 99 - Address not available) (/home/buildozer/aports/community/transmission/src/transmission-3.00/libtransmission/net.c:339)
[2022-11-05 12:43:54.384] Couldn't connect socket 112 to 2a02:1210:460f:f000:211:32ff:fe27:5571, port 16881 (errno 99 - Address not available) (/home/buildozer/aports/community/transmission/src/transmission-3.00/libtransmission/net.c:339)
[2022-11-05 12:43:55.385] magnet status: checksum passed 1, metainfo parsed 0 (/home/buildozer/aports/community/transmission/src/transmission-3.00/libtransmission/torrent-magnet.c:358)
[2022-11-05 12:44:00.384] Couldn't connect socket 67 to 2001:8003:908e:d200:3d73:121a:91a8:b120, port 58796 (errno 99 - Address not available) (/home/buildozer/aports/community/transmission/src/transmission-3.00/libtransmission/net.c:339)
[2022-11-05 12:44:00.388] Couldn't connect socket 67 to 2001:8003:908e:d200:3d73:121a:91a8:b120, port 58796 (errno 99 - Address not available) (/home/buildozer/aports/community/transmission/src/transmission-3.00/libtransmission/net.c:339)
[2022-11-05 12:44:05.381] magnet status: checksum passed 1, metainfo parsed 0 (/home/buildozer/aports/community/transmission/src/transmission-3.00/libtransmission/torrent-magnet.c:358)
[2022-11-05 12:45:06.381] Couldn't connect socket 133 to 2603:8000:3100:128b::1c98, port 36325 (errno 99 - Address not available) (/home/buildozer/aports/community/transmission/src/transmission-3.00/libtransmission/net.c:339)
[2022-11-05 12:45:17.425] Couldn't connect socket 175 to 2405:201:a00c:401b:76f0:12e0:ffef:97ba, port 58595 (errno 99 - Address not available) (/home/buildozer/aports/community/transmission/src/transmission-3.00/libtransmission/net.c:339)
[2022-11-05 12:45:17.425] Couldn't connect socket 175 to 2405:201:a00c:401b:76f0:12e0:ffef:97ba, port 58595 (errno 99 - Address not available) (/home/buildozer/aports/community/transmission/src/transmission-3.00/libtransmission/net.c:339)
[2022-11-05 12:45:19.383] Couldn't connect socket 187 to 2405:9800:b861:4d57::b, port 39476 (errno 99 - Address not available) (/home/buildozer/aports/community/transmission/src/transmission-3.00/libtransmission/net.c:339)
[2022-11-05 12:45:19.383] Couldn't connect socket 187 to 2405:9800:b861:4d57::b, port 39476 (errno 99 - Address not available) (/home/buildozer/aports/community/transmission/src/transmission-3.00/libtransmission/net.c:339)
[2022-11-05 12:45:20.382] Couldn't connect socket 209 to 2405:9800:bc00:4af6:d86b:7bf4:9441:f1af, port 24402 (errno 99 - Address not available) (/home/buildozer/aports/community/transmission/src/transmission-3.00/libtransmission/net.c:339)
[2022-11-05 12:45:26.382] Couldn't connect socket 189 to 2a05:4f46:209:cf00:8c54:ddba:3b7e:30e2, port 20345 (errno 99 - Address not available) (/home/buildozer/aports/community/transmission/src/transmission-3.00/libtransmission/net.c:339)
[2022-11-05 12:45:27.425] Couldn't connect socket 224 to 2001:8003:6811:b01:da30:62ff:fe52:f551, port 49829 (errno 99 - Address not available) (/home/buildozer/aports/community/transmission/src/transmission-3.00/libtransmission/net.c:339)
[2022-11-05 12:45:28.424] Couldn't connect socket 119 to 2a01:4b00:8067:d00:211:32ff:fe9e:dda7, port 16881 (errno 99 - Address not available) (/home/buildozer/aports/community/transmission/src/transmission-3.00/libtransmission/net.c:339)
[2022-11-05 12:45:28.424] magnet status: checksum passed 1, metainfo parsed 0 (/home/buildozer/aports/community/transmission/src/transmission-3.00/libtransmission/torrent-magnet.c:358)
./run: line 21:   334 Killed                  s6-setuidgid abc /usr/bin/transmission-daemon -g /config -c /watch -f
[2022-11-05 12:46:25.093] Couldn't connect socket 39 to 2603:8000:3100:128b::1c98, port 36325 (errno 99 - Address not available) (/home/buildozer/aports/community/transmission/src/transmission-3.00/libtransmission/net.c:339)
[2022-11-05 12:46:25.094] Couldn't connect socket 39 to 2603:8000:3100:128b::1c98, port 36325 (errno 99 - Address not available) (/home/buildozer/aports/community/transmission/src/transmission-3.00/libtransmission/net.c:339)
[2022-11-05 12:46:28.080] Movie.Movie.x265 Piece 157, which was just downloaded, failed its checksum test (/home/buildozer/aports/community/transmission/src/transmission-3.00/libtransmission/torrent.c:3466)
[2022-11-05 12:46:28.081] Movie.Movie.x265 Piece 144, which was just downloaded, failed its checksum test (/home/buildozer/aports/community/transmission/src/transmission-3.00/libtransmission/torrent.c:3466)
[2022-11-05 12:46:35.081] Movie.Movie.x265 Piece 597, which was just downloaded, failed its checksum test (/home/buildozer/aports/community/transmission/src/transmission-3.00/libtransmission/torrent.c:3466)
[2022-11-05 12:46:35.081] Movie.Movie.x265 Piece 136, which was just downloaded, failed its checksum test (/home/buildozer/aports/community/transmission/src/transmission-3.00/libtransmission/torrent.c:3466)
[2022-11-05 12:46:35.081] magnet status: checksum passed 1, metainfo parsed 0 (/home/buildozer/aports/community/transmission/src/transmission-3.00/libtransmission/torrent-magnet.c:358)
[2022-11-05 12:46:38.080] Movie.Movie.x265 Piece 169, which was just downloaded, failed its checksum test (/home/buildozer/aports/community/transmission/src/transmission-3.00/libtransmission/torrent.c:3466)
[2022-11-05 12:46:38.080] Couldn't connect socket 68 to 2405:9800:bc00:4af6:d86b:7bf4:9441:f1af, port 24402 (errno 99 - Address not available) (/home/buildozer/aports/community/transmission/src/transmission-3.00/libtransmission/net.c:339)
[2022-11-05 12:46:38.080] Couldn't connect socket 68 to 2405:9800:bc00:4af6:d86b:7bf4:9441:f1af, port 24402 (errno 99 - Address not available) (/home/buildozer/aports/community/transmission/src/transmission-3.00/libtransmission/net.c:339)
[2022-11-05 12:46:40.080] Movie.Movie.x265 Piece 996, which was just downloaded, failed its checksum test (/home/buildozer/aports/community/transmission/src/transmission-3.00/libtransmission/torrent.c:3466)
[2022-11-05 12:46:47.160] Movie.Movie.x265 Piece 592, which was just downloaded, failed its checksum test (/home/buildozer/aports/community/transmission/src/transmission-3.00/libtransmission/torrent.c:3466)
[2022-11-05 12:46:53.080] Couldn't connect socket 68 to 2222:bb00:111:111::ac47:111, port 7112 (errno 99 - Address not available) (/home/buildozer/aports/community/transmission/src/transmission-3.00/libtransmission/net.c:339)
[2022-11-05 12:46:53.080] Couldn't connect socket 68 to 2222:bb00:111:111::ac47:111, port 7112 (errno 99 - Address not available) (/home/buildozer/aports/community/transmission/src/transmission-3.00/libtransmission/net.c:339)
[2022-11-05 12:46:53.080] Couldn't connect socket 68 to 1111:aa00:111:111::ac47:111, port 56029 (errno 99 - Address not available) (/home/buildozer/aports/community/transmission/src/transmission-3.00/libtransmission/net.c:339)
[2022-11-05 12:46:53.080] Couldn't connect socket 68 to 1111:aa00:111:111::ac47:111, port 56029 (errno 99 - Address not available) (/home/buildozer/aports/community/transmission/src/transmission-3.00/libtransmission/net.c:339)

Is this a know bug? Any ideas on how to troubleshoot this?

Thanks!
Guillaume