Failed to set up crypto on intent (IO error: could not acquire lock)

[jaller94]

Hookshot was already running for 2+ hours when it crashed with this message.

Crash example 1

INFO 16:56:44:962 [ConnectionManager] Looking to provision connection for !MBKReTGbuldfQteUbW:localhost uk.half-shot.matrix-hookshot.feed for @jaller94:localhost with data {"url":"https://chrpaul.de/feed.xml","label":"Chr Paul"}
INFO 16:56:45:120 [FeedConnection] Connection 0e343504299411063c7324cc5166baa8 created for !MBKReTGbuldfQteUbW:localhost, {"url":"https://chrpaul.de/feed.xml","label":"Chr Paul"}
ERROR 16:56:45:246 [Appservice] Failed to set up crypto on intent @hookshot:localhost [Error: IO error: could not acquire lock on "/home/jaller94/Git/matrix-hookshot/data/encryption/2d03b2ce09b8e551150e45d1418338aa0f43c531f79e8a34a1758bcbbbc850d0/matrix-sdk-crypto/db": Os { code: 11, kind: WouldBlock, message: "Resource temporarily unavailable" }] {
  code: 'GenericFailure'
}
Error: IO error: could not acquire lock on "/home/jaller94/Git/matrix-hookshot/data/encryption/2d03b2ce09b8e551150e45d1418338aa0f43c531f79e8a34a1758bcbbbc850d0/matrix-sdk-crypto/db": Os { code: 11, kind: WouldBlock, message: "Resource temporarily unavailable" }
error Command failed with exit code 1.

Crash example 2

INFO 10:11:30:044 [Appservice] Processing transaction 7820
INFO 10:11:30:044 [Appservice] Processing ephemeral event of type m.presence
INFO 10:11:30:045 [Appservice] 127.0.0.1 - - [03/Jan/2023:09:11:30 +0000] "PUT /transactions/7820?access_token=%3Credacted%3E HTTP/1.1" 200 2 "-" "Synapse/1.74.0"

ERROR 10:20:51:618 [Appservice] Failed to set up crypto on intent @hookshot:localhost [Error: IO error: could not acquire lock on "/home/jaller94/Git/matrix-hookshot/data/encryption/2d03b2ce09b8e551150e45d1418338aa0f43c531f79e8a34a1758bcbbbc850d0/matrix-sdk-crypto/db": Os { code: 11, kind: WouldBlock, message: "Resource temporarily unavailable" }] {
  code: 'GenericFailure'
}
Error: IO error: could not acquire lock on "/home/jaller94/Git/matrix-hookshot/data/encryption/2d03b2ce09b8e551150e45d1418338aa0f43c531f79e8a34a1758bcbbbc850d0/matrix-sdk-crypto/db": Os { code: 11, kind: WouldBlock, message: "Resource temporarily unavailable" }
error Command failed with exit code 1.

[Kaaybi]

I finally got the error myself, giving my logs just in case:

INFO 13:39:39:793 [Appservice] Processing event of type m.room.encrypted
WARN 13:39:39:797 [Appservice] Bot client was not able to decrypt !PfhOPObLDFfXZLepTX:kaybi.fr $pg7mN6DyHp2oBe8gDVA-wJ9kfZM981ZugNpBoXbeiuc - trying other intents
ERROR 13:39:40:115 [Appservice] Decryption error on !PfhOPObLDFfXZLepTX:kaybi.fr $pg7mN6DyHp2oBe8gDVA-wJ9kfZM981ZugNpBoXbeiuc [Error: decryption failed because the room key is missing] {
  code: 'GenericFailure'
}
WARN 13:39:40:116 [Bridge] Failed to decrypt event $pg7mN6DyHp2oBe8gDVA-wJ9kfZM981ZugNpBoXbeiuc from !PfhOPObLDFfXZLepTX:kaybi.fr: decryption failed because the room key is missing
INFO 13:39:40:121 [Appservice] 172.18.0.32 - - [25/Feb/2023:13:39:40 +0000] "PUT /transactions/522?access_token=%3Credacted%3E HTTP/1.1" 200 2 "-" "Synapse/1.73.0"
INFO 15:28:42:380 [Appservice] Processing transaction 523
INFO 15:28:42:381 [Appservice] Processing ephemeral event of type m.receipt
DEBUG 15:28:43:091 [MatrixHttpClient] (REQ-72) { errcode: 'M_NOT_FOUND', error: 'Event not found.' }
DEBUG 15:28:43:126 [MatrixHttpClient] (REQ-73) { errcode: 'M_NOT_FOUND', error: 'Event not found.' }
DEBUG 15:28:43:836 [MatrixHttpClient] (REQ-74) { errcode: 'M_NOT_FOUND', error: 'Event not found.' }
ERROR 15:28:44:468 [Appservice] Failed to set up crypto on intent @hookshot:kaybi.fr [Error: IO error: could not acquire lock on "/encryption/50d19d768c4cecb1f06ba4f9f2eb176d87926c62ed924ae5fd26f3143c58b426/matrix-sdk-crypto/db": Os { code: 11, kind: WouldBlock, message: "Resource temporarily unavailable" }] {
  code: 'GenericFailure'
}
node:internal/process/promises:279
            triggerUncaughtException(err, true /* fromPromise */);
            ^
[Error: IO error: could not acquire lock on "/encryption/50d19d768c4cecb1f06ba4f9f2eb176d87926c62ed924ae5fd26f3143c58b426/matrix-sdk-crypto/db": Os { code: 11, kind: WouldBlock, message: "Resource temporarily unavailable" }] {
  code: 'GenericFailure'
}