On 8/9/18 11:15 AM, Giuseppe Della Bianca wrote: > Hi. > > My system: > - Fedora 28 x86_64 > - kernel-4.17.7-200 > - btrfs-progs-4.15.1-1 > > The command 'btrfs subvolume sync -s 2 xyz' hangs in this case: > > - Run command 'btrfs subvolume sync -s 2 xyz' . > - After some time the kernel reports an error on the filesystem. > (error that existed before the command was launched.) > - The filesystem goes in read-only mode. > - The command hangs.
Can you provide the output of 'dmesg' and the contents of /proc/<pid>/stack where <pid> is the pid of the btrfs command process? -Jeff -- Jeff Mahoney SUSE Labs
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