[Bug 1636517] Re: zfs: importing zpool with vdev on zvol hangs kernel

This bug was fixed in the package linux - 4.8.0-30.32 --- linux (4.8.0-30.32) yakkety; urgency=low * CVE-2016-8655 (LP: #1646318) - packet: fix race condition in packet_set_ring -- Brad Figg Thu, 01 Dec 2016 08:02:53 -0800 ** Changed in: linux

[Bug 1636517] Re: zfs: importing zpool with vdev on zvol hangs kernel

This bug was fixed in the package linux - 4.8.0-28.30 --- linux (4.8.0-28.30) yakkety; urgency=low [ Luis Henriques ] * Release Tracking Bug - LP: #1641083 * lxc-attach to malicious container allows access to host (LP: #1639345) - Revert "UBUNTU: SAUCE: (noup) ptrace:

[Bug 1636517] Re: zfs: importing zpool with vdev on zvol hangs kernel

This bug was fixed in the package linux - 4.4.0-51.72 --- linux (4.4.0-51.72) xenial; urgency=low [ Luis Henriques ] * Release Tracking Bug - LP: #1644611 * 4.4.0-1037-snapdragon #41: kernel panic on boot (LP: #1644596) - Revert "dma-mapping: introduce the

[Bug 1636517] Re: zfs: importing zpool with vdev on zvol hangs kernel

This bug was fixed in the package zfs-linux - 0.6.5.8-0ubuntu4.1 --- zfs-linux (0.6.5.8-0ubuntu4.1) yakkety; urgency=low * Fix zpool import with vdev on zvol hang (LP: #1636517) kernel commit 77adfdaff1901ced4f72496e61317779424ee653 ("block_dev: Support checking inode

[Bug 1636517] Re: zfs: importing zpool with vdev on zvol hangs kernel

This bug was fixed in the package zfs-linux - 0.6.5.6-0ubuntu15 --- zfs-linux (0.6.5.6-0ubuntu15) xenial; urgency=medium * Fix zpool import with vdev on zvol hang (LP: #1636517) Xenial kernel commit 193fb6a2c94fab8eb8ce70a5da4d21c7d4023bee ("block_dev: Support checking

[Bug 1636517] Re: zfs: importing zpool with vdev on zvol hangs kernel

looks OK for yakkety in -proposed too. ** Tags removed: verification-needed-yakkety ** Tags added: verification-done-yakkety -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1636517 Title: zfs:

[Bug 1636517] Re: zfs: importing zpool with vdev on zvol hangs kernel

issue does not occur anymore for xenial (Ubuntu-4.4.0-49.70) ** Tags removed: verification-needed-xenial ** Tags added: verification-done-xenial -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1636517

[Bug 1636517] Re: zfs: importing zpool with vdev on zvol hangs kernel

This bug is awaiting verification that the kernel in -proposed solves the problem. Please test the kernel and update this bug with the results. If the problem is solved, change the tag 'verification-needed- yakkety' to 'verification-done-yakkety'. If verification is not done by 5 working days

[Bug 1636517] Re: zfs: importing zpool with vdev on zvol hangs kernel

This bug is awaiting verification that the kernel in -proposed solves the problem. Please test the kernel and update this bug with the results. If the problem is solved, change the tag 'verification-needed- xenial' to 'verification-done-xenial'. If verification is not done by 5 working days from

[Bug 1636517] Re: zfs: importing zpool with vdev on zvol hangs kernel

** Changed in: linux (Ubuntu Yakkety) Status: New => Fix Committed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1636517 Title: zfs: importing zpool with vdev on zvol hangs kernel To manage

[Bug 1636517] Re: zfs: importing zpool with vdev on zvol hangs kernel

** Changed in: linux (Ubuntu Xenial) Status: New => Fix Committed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1636517 Title: zfs: importing zpool with vdev on zvol hangs kernel To manage

[Bug 1636517] Re: zfs: importing zpool with vdev on zvol hangs kernel

Colin, thank you for the fix, I will switch to xenial-proposed now. As a followup, upstream merged my PR so 1014-kernel-lookup-bdev.patch may be removed once the next ZFS on Linux release gets synced to us, hopefully in time for zesty. -- You received this bug notification because you are a

[Bug 1636517] Re: zfs: importing zpool with vdev on zvol hangs kernel

Actually, hold off on testing until the kernel updates land with this fix. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1636517 Title: zfs: importing zpool with vdev on zvol hangs kernel To

[Bug 1636517] Re: zfs: importing zpool with vdev on zvol hangs kernel

Hello Fabian, or anyone else affected, Accepted zfs-linux into yakkety-proposed. The package will build now and be available at https://launchpad.net/ubuntu/+source/zfs- linux/0.6.5.8-0ubuntu4.1 in a few hours, and then in the -proposed repository. Please help us by testing this new package.

[Bug 1636517] Re: zfs: importing zpool with vdev on zvol hangs kernel

This bug was fixed in the package zfs-linux - 0.6.5.8-0ubuntu5 --- zfs-linux (0.6.5.8-0ubuntu5) zesty; urgency=low * Fix zpool import with vdev on zvol hang (LP: #1636517) kernel commit 77adfdaff1901ced4f72496e61317779424ee653 ("block_dev: Support checking inode permissions

[Bug 1636517] Re: zfs: importing zpool with vdev on zvol hangs kernel

** Also affects: linux (Ubuntu Xenial) Importance: Undecided Status: New ** Also affects: zfs-linux (Ubuntu Xenial) Importance: Undecided Status: New ** Also affects: linux (Ubuntu Yakkety) Importance: Undecided Status: New ** Also affects: zfs-linux (Ubuntu

[Bug 1636517] Re: zfs: importing zpool with vdev on zvol hangs kernel

can confirm that the test packages correctly allow importing of such pools. thanks for the quick reaction! minor nitpick since you referenced me in the changelog, please either spell my last name "Grünbichler" (with 'ü'), or transcribed with 'ue', and not with an 'i' - thanks! :) -- You

[Bug 1636517] Re: zfs: importing zpool with vdev on zvol hangs kernel

Bah, typo: test kernels at: http://kernel.ubuntu.com/~cking/zfs-lp-1636517 ** Description changed: [SRU Request][Xenial][Yakkety] if a zvol of an existing, already imported zpool is a vdev of another zpool, a call to "zpool import" will everything zfs related. the stack trace is as

[Bug 1636517] Re: zfs: importing zpool with vdev on zvol hangs kernel

** Description changed: + [SRU Request][Xenial][Yakkety] + if a zvol of an existing, already imported zpool is a vdev of another zpool, a call to "zpool import" will everything zfs related. the stack trace is as follows: [] taskq_wait+0x74/0xe0 [spl] [] taskq_destroy+0x4b/0x100

[Bug 1636517] Re: zfs: importing zpool with vdev on zvol hangs kernel

Thanks Hajo, I was working the fix last night with a detection of the two different lookup_bdev calls and been regression testing during the night for Zesty, Yakkety and Xenial. I've got my fix already prepared... So the way this kind of fix works with Ubuntu is as follows: 1. Change goes into

[Bug 1636517] Re: zfs: importing zpool with vdev on zvol hangs kernel

** Changed in: zfs-linux (Ubuntu) Importance: Undecided => Medium ** Changed in: linux (Ubuntu) Assignee: (unassigned) => Colin Ian King (colin-king) ** Changed in: zfs-linux (Ubuntu) Assignee: (unassigned) => Colin Ian King (colin-king) -- You received this bug notification

[Bug 1636517] Re: zfs: importing zpool with vdev on zvol hangs kernel

I proposed a patch making use of autoconf upstream at https://github.com/zfsonlinux/zfs/pull/5336 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1636517 Title: zfs: importing zpool with vdev on zvol

[Bug 1636517] Re: zfs: importing zpool with vdev on zvol hangs kernel

** Changed in: linux (Ubuntu) Importance: Undecided => Medium ** Changed in: linux (Ubuntu) Status: Confirmed => Triaged -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1636517 Title: zfs:

[Bug 1636517] Re: zfs: importing zpool with vdev on zvol hangs kernel

The attachment "zfs-fix-zpool-import-bug-with-nested-pools.patch" seems to be a patch. If it isn't, please remove the "patch" flag from the attachment, remove the "patch" tag, and if you are a member of the ~ubuntu-reviewers, unsubscribe the team. [This is an automated message performed by a

[Bug 1636517] Re: zfs: importing zpool with vdev on zvol hangs kernel

Thanks Fabian for tracking this bug down and the patch. I think the most flexible approach is to add the detection in to the two variants of the call and make ZFS build the correct way accordingly. I'll see what I can do on that. -- You received this bug notification because you are a member

[Bug 1636517] Re: zfs: importing zpool with vdev on zvol hangs kernel

** Also affects: zfs-linux (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1636517 Title: zfs: importing zpool with vdev on zvol hangs kernel To

[Bug 1636517] Re: zfs: importing zpool with vdev on zvol hangs kernel

attached patch with fix tested with 4.4.0-45.66 note that instead of hardcoding the patched variant of lookup_bdev, it might make sense to adapt the zfs automake files to autodetect and handle both one parameter and two parameter variants? that way, all three variations of building the zfs