[Kernel-packages] [Bug 1532145] Re: Kernel Panic wrt btrfs while sbuild/schroot

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[Kernel-packages] [Bug 1532145] Re: Kernel Panic wrt btrfs while sbuild/schroot

Given that this is stuck waiting for upstream to figure out a way forward, which looks unlikely at the moment, plus we have a suitable workaround, I'm going to mark this as Won't Fix. ** Changed in: linux (Ubuntu) Status: In Progress => Won't Fix -- You received this bug notification

Re: [Kernel-packages] [Bug 1532145] Re: Kernel Panic wrt btrfs while sbuild/schroot

Thanks Colin! 2016-02-16 19:20 GMT+01:00 Colin Ian King <1532...@bugs.launchpad.net>: > I suggest a workaround for the moment, using aufs as the overlay to see > if this helps. > > Modify the chroot config and set the union-type to aufs: > > union-type=aufs > > you may see an error like: > >

[Kernel-packages] [Bug 1532145] Re: Kernel Panic wrt btrfs while sbuild/schroot

I suggest a workaround for the moment, using aufs as the overlay to see if this helps. Modify the chroot config and set the union-type to aufs: union-type=aufs you may see an error like: "aufs au_xino_create:778:mount[3600]: xino doesn't support /tmp/.aufs.xino(btrfs)" this is caused by the

[Kernel-packages] [Bug 1532145] Re: Kernel Panic wrt btrfs while sbuild/schroot

https://www.mail-archive.com/linux-btrfs@vger.kernel.org/msg48131.html -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1532145 Title: Kernel Panic wrt btrfs while sbuild/schroot Status

[Kernel-packages] [Bug 1532145] Re: Kernel Panic wrt btrfs while sbuild/schroot

I believe the follow may be the fix we require. I'll discuss this with upstream diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c index 098bb8f..5e5df8b 100644 --- a/fs/btrfs/file.c +++ b/fs/btrfs/file.c @@ -1884,7 +1884,7 @@ static int start_ordered_ops(struct inode *inode, loff_t start, loff_t

[Kernel-packages] [Bug 1532145] Re: Kernel Panic wrt btrfs while sbuild/schroot

** Tags removed: kernel-key ** Tags added: kernel-da-key -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1532145 Title: Kernel Panic wrt btrfs while sbuild/schroot Status in Linux:

[Kernel-packages] [Bug 1532145] Re: Kernel Panic wrt btrfs while sbuild/schroot

bisected: 4bacc9c9234c7c8eec44f5ed4e960d9f96fa0f01 is the first bad commit commit 4bacc9c9234c7c8eec44f5ed4e960d9f96fa0f01 Author: David Howells Date: Thu Jun 18 14:32:31 2015 +0100 overlayfs: Make f_path always point to the overlay and f_inode to the underlay

[Kernel-packages] [Bug 1532145] Re: Kernel Panic wrt btrfs while sbuild/schroot

3.17 + a forward port of ubuntu utopic overlay fs - works fine, 3.18 with overlayfs has the problem, so now I've got a bisectable range to work on. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu.

[Kernel-packages] [Bug 1532145] Re: Kernel Panic wrt btrfs while sbuild/schroot

The failure occurs on an atomic_inc on root, when root is NULL atomic_inc(>log_batch); -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1532145 Title: Kernel Panic wrt btrfs while

[Kernel-packages] [Bug 1532145] Re: Kernel Panic wrt btrfs while sbuild/schroot

OK, bisectable, 3.13 good, 3.19 bad. Test is simple, build the following and run in a chroot on a btrfs system and it will trip the same bug. #define _GNU_SOURCE #include #include #include #include int main(void) { char buffer[1024] = { 0 }; int fd; fd = open("test",

[Kernel-packages] [Bug 1532145] Re: Kernel Panic wrt btrfs while sbuild/schroot

** Changed in: linux (Ubuntu) Status: Confirmed => In Progress ** Changed in: linux (Ubuntu) Assignee: (unassigned) => Colin Ian King (colin-king) -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu.

[Kernel-packages] [Bug 1532145] Re: Kernel Panic wrt btrfs while sbuild/schroot

** Also affects: linux via http://bugzilla.kernel.org/show_bug.cgi?id=101951 Importance: Unknown Status: Unknown -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1532145 Title:

[Kernel-packages] [Bug 1532145] Re: Kernel Panic wrt btrfs while sbuild/schroot

Same bug that I already had with another laptop, it seems to be related to overlay and btrfs: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1496438 Happens also on coreos: https://github.com/coreos/rkt/issues/1498 Kernel bug: https://bugzilla.kernel.org/show_bug.cgi?id=101951 ** Bug

[Kernel-packages] [Bug 1532145] Re: Kernel Panic wrt btrfs while sbuild/schroot

** Tags added: kernel-key -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1532145 Title: Kernel Panic wrt btrfs while sbuild/schroot Status in linux package in Ubuntu: Confirmed Bug

[Kernel-packages] [Bug 1532145] Re: Kernel Panic wrt btrfs while sbuild/schroot

Did this issue start happening after an update/upgrade? Was there a kernel version where you were not having this particular problem? This will help determine if the problem you are seeing is the result of a regression, and when this regression was introduced. If this is a regression, we can

[Kernel-packages] [Bug 1532145] Re: Kernel Panic wrt btrfs while sbuild/schroot

output of lsblk: http://paste.ubuntu.com/14468218/ -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1532145 Title: Kernel Panic wrt btrfs while sbuild/schroot Status in linux package in

[Kernel-packages] [Bug 1532145] Re: Kernel Panic wrt btrfs while sbuild/schroot

I tried with the upstream v4.4-wily kernel. kick@kick-gs60:~/work/merges/freeipmi$ uname -a Linux kick-gs60 4.4.0-040400-generic #201601101930 SMP Mon Jan 11 00:32:41 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux I couldn't re-use my previous schroot (couldn't mount with overlayfs). I've created a

[Kernel-packages] [Bug 1532145] Re: Kernel Panic wrt btrfs while sbuild/schroot

Did this issue start happening after an update/upgrade? Was there a prior kernel version where you were not having this particular problem? Would it be possible for you to test the latest upstream kernel? Refer to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest v4.4