Control: forwarded -1 https://www.spinics.net/lists/linux-block/msg29103.html Control: tags -1 + upstream fixed-upstream confirmed Control: clone -1 -2 Control: reassign -2 src:lvm2 2.02.176-4.1 Control: retitle -2 lvm2: Ensure COW device is writable even for read-only thick snapshots
Hi, On Fri, Aug 03, 2018 at 12:44:23AM +0300, WGH wrote: > This problem is being discussed in kernel mailing list right now: > https://www.spinics.net/lists/linux-block/msg29103.html (its cause is > more or less known now) The upstream fix reverts partially "block: fail op_is_write() requests to read-only partitions". https://git.kernel.org/linus/a32e236eb93e62a0f692e79b7c3c9636689559b9 On the lvm2 side, the following commit can be applied: https://sourceware.org/git/?p=lvm2.git;a=commit;h=a6fdb9d9d70f51c49ad11a87ab4243344e6701a3 (thus cloning the bug as well to src:lvm2 to include this commit or update to 2.02.178 once released). Regards, Salvatore