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Debugging and solving cifs hang

Symptoms: INFO: task lsof:12345 blocked for more than 120 seconds. dmesg: __mutex_lock_slowpath dmesg: cifs_reconnect_tcon Any access to a share mountpoint hangs If you’re facing a hung cifs mount and any access to that path makes the accessing process hang aswell then the following might help. 1. Unmount using „-l“ (lazy). This detaches the network drive […]

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