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| From | Salvatore Bonaccorso <carnil@debian.org> |
| Newsgroups | linux.debian.bugs.dist, linux.debian.kernel |
| Subject | Bug#900442: linux-image-4.16.0-2-amd64: LVM2 COW snapshots fail as of 4.16 |
| Date | Sun, 05 Aug 2018 17:00:01 +0200 |
| Message-ID | <wjsFH-7iM-9@gated-at.bofh.it> (permalink) |
| References | <vVgw1-4Ya-9@gated-at.bofh.it> <witNv-3Ws-1@gated-at.bofh.it> <vVgw1-4Ya-9@gated-at.bofh.it> <witNv-3Ws-1@gated-at.bofh.it> |
| X-Original-To | WGH <wgh@torlan.ru>, 900442@bugs.debian.org |
| X-Mailbox-Line | From debian-bugs-dist-request@lists.debian.org Sun Aug 5 14:57:19 2018 |
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| Reply-To | Salvatore Bonaccorso <carnil@debian.org>, 900442@bugs.debian.org |
| Original-Sender | Salvatore Bonaccorso <salvatore.bonaccorso@gmail.com> |
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| Resent-Cc | Debian Kernel Team <debian-kernel@lists.debian.org> |
| X-Debian-Pr-Message | followup 900442 |
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| X-Original-Cc | lvm2@packages.debian.org |
| X-Original-Date | Sun, 5 Aug 2018 16:54:17 +0200 |
| X-Original-Message-ID | <20180805145417.GA24244@eldamar.local> |
| X-Original-References | <152771363902.16841.12976258769809752405.reportbug@ghostwheel.internal.ucko.debian.net> <2515f639-4274-9a34-b849-b35b35fc3635@torlan.ru> <152771363902.16841.12976258769809752405.reportbug@ghostwheel.internal.ucko.debian.net> <2515f639-4274-9a34-b849-b35b35fc3635@torlan.ru> |
| X-Original-Sender | Salvatore Bonaccorso <salvatore.bonaccorso@gmail.com> |
| Xref | csiph.com linux.debian.bugs.dist:911393 linux.debian.kernel:61731 |
Cross-posted to 2 groups.
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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
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Bug#900442: linux-image-4.16.0-2-amd64: LVM2 COW snapshots fail as of 4.16 "Aaron M. Ucko" <ucko@debian.org> - 2018-05-30 23:10 +0200
Bug#900442: workaround for snapshot failure Roman Mäder <maeder+deb@mathconsult.ch> - 2018-06-05 09:20 +0200
Bug#900442: other source of error David Garfield <divad27182@gmx.com> - 2018-06-19 20:40 +0200
Bug#900442: linux-image-4.16.0-2-amd64: LVM2 COW snapshots fail as of 4.16 WGH <wgh@torlan.ru> - 2018-08-03 00:00 +0200
Bug#900442: linux-image-4.16.0-2-amd64: LVM2 COW snapshots fail as of 4.16 Salvatore Bonaccorso <carnil@debian.org> - 2018-08-05 17:00 +0200
Processed: Re: Bug#900442: linux-image-4.16.0-2-amd64: LVM2 COW snapshots fail as of 4.16 "Debian Bug Tracking System" <owner@bugs.debian.org> - 2018-08-05 17:00 +0200
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