Re: commit 298a9fa dm crypt: use per-bio data hard crash kernel ( the system freezes )

[Krzysztof Kolasa <kkolasa@xxxxxxxxxx>]

On 18.08.2014 17:15, Alasdair G Kergon wrote:
> On Sun, Aug 17, 2014 at 08:43:19PM +0200, Krzysztof Kolasa wrote:
> > Enter - create oops on console, system freezes
> Can you supply the boot log including the oops details?
> (Upload a photo and send a link to it if you can't get it as text.)
>
> Alasdair
screen very quickly running out and there is only insignificant side of 
oops...

bisect log :

# bad: [7d1311b93e58ed55f3a31cc8f94c4b8fe988a2b9] Linux 3.17-rc1
# good: [19583ca584d6f574384e17fe7613dfaeadcdc4a6] Linux 3.16
git bisect start 'v3.17-rc1' 'v3.16'
# good: [ae045e2455429c418a418a3376301a9e5753a0a8] Merge 
git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next
git bisect good ae045e2455429c418a418a3376301a9e5753a0a8
# good: [44c916d58b9ef1f2c4aec2def57fa8289c716a60] Merge tag 
'cleanup-for-3.17' of 
git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc
git bisect good 44c916d58b9ef1f2c4aec2def57fa8289c716a60
# good: [023f78b02c729070116fa3a7ebd4107a032d3f5c] Merge branch 
'for-next' of git://git.samba.org/sfrench/cifs-2.6
git bisect good 023f78b02c729070116fa3a7ebd4107a032d3f5c
# good: [d27c0d90184a13e9e9f28c38e84f889a259f6b5f] Merge branch 
'x86-efi-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
git bisect good d27c0d90184a13e9e9f28c38e84f889a259f6b5f
# bad: [ae36e95cf81c98b111b84317adeb358aaffa80e2] Merge tag 
'devicetree-for-linus' of git://git.secretlab.ca/git/linux
git bisect bad ae36e95cf81c98b111b84317adeb358aaffa80e2
# good: [4a319a490ca59a746b3d36768c0e29ee19832366] Merge branch 
'for-3.17/core' of git://git.kernel.dk/linux-block
git bisect good 4a319a490ca59a746b3d36768c0e29ee19832366
# good: [d429a3639ca967ce2f35e3e8d4e70caec7149ded] Merge branch 
'for-3.17/drivers' of git://git.kernel.dk/linux-block
git bisect good d429a3639ca967ce2f35e3e8d4e70caec7149ded
# good: [e36152aa84cf68bd7f09acffd480cd2b6aa5480d] mmc: sh_mmcif: 
Configure DMA slave bus width
git bisect good e36152aa84cf68bd7f09acffd480cd2b6aa5480d
# bad: [4dacb91c7d1ab30aa9aac0d55216fc177d454254] Merge tag 
'stable/for-linus-3.17-b-rc0-tag' of 
git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip
git bisect bad 4dacb91c7d1ab30aa9aac0d55216fc177d454254
# bad: [56b1ebf2d9798257c5932c8a0dd9da16796dbf36] dm switch: efficiently 
support repetitive patterns
git bisect bad 56b1ebf2d9798257c5932c8a0dd9da16796dbf36
# good: [895b47d7989af3aacea16380b190b1bb8f046362] dm cache metadata: 
use dm-space-map-metadata.h defined size limits
git bisect good 895b47d7989af3aacea16380b190b1bb8f046362
# bad: [298a9fa08a1577211d42a75e8fc073baef61e0d9] dm crypt: use per-bio data
git bisect bad 298a9fa08a1577211d42a75e8fc073baef61e0d9
# good: [6a2414836154dc22b224c837ad7b862f78d595d1] block: use kmalloc 
alignment for bio slab
git bisect good 6a2414836154dc22b224c837ad7b862f78d595d1
# first bad commit: [298a9fa08a1577211d42a75e8fc073baef61e0d9] dm crypt: 
use per-bio data

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