From: Sebastian Ott <sebott@linux.vnet.ibm.com>
To: "Kirill A. Shutemov" <kirill@shutemov.name>
Cc: Gerald Schaefer <gerald.schaefer@de.ibm.com>,
Andrea Arcangeli <aarcange@redhat.com>,
Christian Borntraeger <borntraeger@de.ibm.com>,
"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org,
"Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>,
Andrew Morton <akpm@linux-foundation.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
Michael Ellerman <mpe@ellerman.id.au>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Paul Mackerras <paulus@samba.org>,
linuxppc-dev@lists.ozlabs.org,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will.deacon@arm.com>,
linux-arm-kernel@lists.infradead.org,
Martin Schwidefsky <schwidefsky@de.ibm.com>,
Heiko Carstens <heiko.carstens@de.ibm.com>,
linux-s390@vger.kernel.org
Subject: Re: [BUG] random kernel crashes after THP rework on s390 (maybe also on PowerPC and ARM)
Date: Fri, 19 Feb 2016 15:15:50 +0100 (CET) [thread overview]
Message-ID: <alpine.LFD.2.20.1602191509270.1742@schleppi> (raw)
In-Reply-To: <20160218170658.GC28184@node.shutemov.name>
On Thu, 18 Feb 2016, Kirill A. Shutemov wrote:
> I worth minimizing kernel config on which you can see the bug. Things like
> CONFIG_DEBUG_PAGEALLOC used to interfere with THP before.
I disabled all debugging options (using
arch/s390/configs/performance_defconfig) - we still chrashed.
Sebastian
WARNING: multiple messages have this Message-ID (diff)
From: Sebastian Ott <sebott@linux.vnet.ibm.com>
To: "Kirill A. Shutemov" <kirill@shutemov.name>
Cc: Gerald Schaefer <gerald.schaefer@de.ibm.com>,
Andrea Arcangeli <aarcange@redhat.com>,
Christian Borntraeger <borntraeger@de.ibm.com>,
"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org,
"Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>,
Andrew Morton <akpm@linux-foundation.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
Michael Ellerman <mpe@ellerman.id.au>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Paul Mackerras <paulus@samba.org>,
linuxppc-dev@lists.ozlabs.org,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will.deacon@arm.com>,
linux-arm-kernel@lists.infradead.org,
Martin Schwidefsky <schwidefsky@de.ibm.com>,
Heiko Carstens <heiko.carstens@de.ibm.com>,
linux-s390@vger.kernel.org
Subject: Re: [BUG] random kernel crashes after THP rework on s390 (maybe also on PowerPC and ARM)
Date: Fri, 19 Feb 2016 15:15:50 +0100 (CET) [thread overview]
Message-ID: <alpine.LFD.2.20.1602191509270.1742@schleppi> (raw)
In-Reply-To: <20160218170658.GC28184@node.shutemov.name>
On Thu, 18 Feb 2016, Kirill A. Shutemov wrote:
> I worth minimizing kernel config on which you can see the bug. Things like
> CONFIG_DEBUG_PAGEALLOC used to interfere with THP before.
I disabled all debugging options (using
arch/s390/configs/performance_defconfig) - we still chrashed.
Sebastian
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WARNING: multiple messages have this Message-ID (diff)
From: sebott@linux.vnet.ibm.com (Sebastian Ott)
To: linux-arm-kernel@lists.infradead.org
Subject: [BUG] random kernel crashes after THP rework on s390 (maybe also on PowerPC and ARM)
Date: Fri, 19 Feb 2016 15:15:50 +0100 (CET) [thread overview]
Message-ID: <alpine.LFD.2.20.1602191509270.1742@schleppi> (raw)
In-Reply-To: <20160218170658.GC28184@node.shutemov.name>
On Thu, 18 Feb 2016, Kirill A. Shutemov wrote:
> I worth minimizing kernel config on which you can see the bug. Things like
> CONFIG_DEBUG_PAGEALLOC used to interfere with THP before.
I disabled all debugging options (using
arch/s390/configs/performance_defconfig) - we still chrashed.
Sebastian
next prev parent reply other threads:[~2016-02-19 14:17 UTC|newest]
Thread overview: 153+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-11 18:22 [BUG] random kernel crashes after THP rework on s390 (maybe also on PowerPC and ARM) Gerald Schaefer
2016-02-11 18:22 ` Gerald Schaefer
2016-02-11 18:22 ` Gerald Schaefer
2016-02-11 19:09 ` Kirill A. Shutemov
2016-02-11 19:09 ` Kirill A. Shutemov
2016-02-11 19:09 ` Kirill A. Shutemov
2016-02-11 19:12 ` Kirill A. Shutemov
2016-02-11 19:12 ` Kirill A. Shutemov
2016-02-11 19:12 ` Kirill A. Shutemov
2016-02-12 12:21 ` Sebastian Ott
2016-02-12 12:21 ` Sebastian Ott
2016-02-12 12:21 ` Sebastian Ott
2016-02-11 19:57 ` Gerald Schaefer
2016-02-11 19:57 ` Gerald Schaefer
2016-02-11 19:57 ` Gerald Schaefer
2016-02-12 4:04 ` Aneesh Kumar K.V
2016-02-12 4:04 ` Aneesh Kumar K.V
2016-02-12 4:04 ` Aneesh Kumar K.V
2016-02-12 11:59 ` Gerald Schaefer
2016-02-12 11:59 ` Gerald Schaefer
2016-02-12 11:59 ` Gerald Schaefer
2016-02-12 16:17 ` Aneesh Kumar K.V
2016-02-12 16:17 ` Aneesh Kumar K.V
2016-02-12 16:17 ` Aneesh Kumar K.V
2016-02-12 10:01 ` Will Deacon
2016-02-12 10:01 ` Will Deacon
2016-02-12 10:01 ` Will Deacon
2016-02-12 10:12 ` Sebastian Ott
2016-02-12 10:12 ` Sebastian Ott
2016-02-12 10:12 ` Sebastian Ott
2016-02-12 15:52 ` Will Deacon
2016-02-12 15:52 ` Will Deacon
2016-02-12 15:52 ` Will Deacon
2016-02-12 15:41 ` Kirill A. Shutemov
2016-02-12 15:41 ` Kirill A. Shutemov
2016-02-12 15:41 ` Kirill A. Shutemov
2016-02-12 15:57 ` Christian Borntraeger
2016-02-12 15:57 ` Christian Borntraeger
2016-02-12 15:57 ` Christian Borntraeger
2016-02-12 17:16 ` Gerald Schaefer
2016-02-12 17:16 ` Gerald Schaefer
2016-02-12 17:16 ` Gerald Schaefer
2016-02-12 23:15 ` Kirill A. Shutemov
2016-02-12 23:15 ` Kirill A. Shutemov
2016-02-12 23:15 ` Kirill A. Shutemov
2016-02-13 11:58 ` Sebastian Ott
2016-02-13 11:58 ` Sebastian Ott
2016-02-13 11:58 ` Sebastian Ott
2016-02-15 11:31 ` Kirill A. Shutemov
2016-02-15 11:31 ` Kirill A. Shutemov
2016-02-15 11:31 ` Kirill A. Shutemov
2016-02-15 16:38 ` Sebastian Ott
2016-02-15 16:38 ` Sebastian Ott
2016-02-15 16:38 ` Sebastian Ott
2016-02-15 18:37 ` Gerald Schaefer
2016-02-15 18:37 ` Gerald Schaefer
2016-02-15 18:37 ` Gerald Schaefer
2016-02-15 18:37 ` Gerald Schaefer
2016-02-15 21:35 ` Kirill A. Shutemov
2016-02-15 21:35 ` Kirill A. Shutemov
2016-02-15 21:35 ` Kirill A. Shutemov
2016-02-16 9:54 ` Sebastian Ott
2016-02-16 9:54 ` Sebastian Ott
2016-02-16 9:54 ` Sebastian Ott
2016-02-16 16:24 ` Gerald Schaefer
2016-02-16 16:24 ` Gerald Schaefer
2016-02-16 16:24 ` Gerald Schaefer
2016-02-16 16:24 ` Gerald Schaefer
2016-02-17 15:04 ` Kirill A. Shutemov
2016-02-17 15:04 ` Kirill A. Shutemov
2016-02-17 15:04 ` Kirill A. Shutemov
2016-02-17 19:04 ` Sebastian Ott
2016-02-17 19:04 ` Sebastian Ott
2016-02-17 19:04 ` Sebastian Ott
2016-02-16 18:46 ` Christian Borntraeger
2016-02-16 18:46 ` Christian Borntraeger
2016-02-16 18:46 ` Christian Borntraeger
2016-02-17 19:13 ` Gerald Schaefer
2016-02-17 19:13 ` Gerald Schaefer
2016-02-17 19:13 ` Gerald Schaefer
2016-02-17 23:58 ` Kirill A. Shutemov
2016-02-17 23:58 ` Kirill A. Shutemov
2016-02-17 23:58 ` Kirill A. Shutemov
2016-02-18 15:00 ` Gerald Schaefer
2016-02-18 15:00 ` Gerald Schaefer
2016-02-18 15:00 ` Gerald Schaefer
2016-02-18 17:06 ` Kirill A. Shutemov
2016-02-18 17:06 ` Kirill A. Shutemov
2016-02-18 17:06 ` Kirill A. Shutemov
2016-02-19 14:15 ` Sebastian Ott [this message]
2016-02-19 14:15 ` Sebastian Ott
2016-02-19 14:15 ` Sebastian Ott
2016-02-15 16:41 ` Gerald Schaefer
2016-02-15 16:41 ` Gerald Schaefer
2016-02-15 16:41 ` Gerald Schaefer
2016-02-23 10:32 ` Kirill A. Shutemov
2016-02-23 10:32 ` Kirill A. Shutemov
2016-02-23 10:32 ` Kirill A. Shutemov
2016-02-23 17:46 ` Linus Torvalds
2016-02-23 17:46 ` Linus Torvalds
2016-02-23 17:46 ` Linus Torvalds
2016-02-23 17:46 ` Linus Torvalds
2016-02-23 18:19 ` Gerald Schaefer
2016-02-23 18:19 ` Gerald Schaefer
2016-02-23 18:19 ` Gerald Schaefer
2016-02-23 18:47 ` Will Deacon
2016-02-23 18:47 ` Will Deacon
2016-02-23 18:47 ` Will Deacon
2016-02-25 15:49 ` Steve Capper
2016-02-25 15:49 ` Steve Capper
2016-02-25 15:49 ` Steve Capper
2016-02-25 15:49 ` Steve Capper
2016-02-25 16:01 ` Kirill A. Shutemov
2016-02-25 16:01 ` Kirill A. Shutemov
2016-02-25 16:01 ` Kirill A. Shutemov
2016-02-25 16:01 ` Kirill A. Shutemov
2016-02-25 16:08 ` Steve Capper
2016-02-25 16:08 ` Steve Capper
2016-02-25 16:08 ` Steve Capper
2016-02-25 16:08 ` Steve Capper
2016-02-23 19:33 ` Kirill A. Shutemov
2016-02-23 19:33 ` Kirill A. Shutemov
2016-02-23 19:33 ` Kirill A. Shutemov
2016-02-23 20:22 ` Will Deacon
2016-02-23 20:22 ` Will Deacon
2016-02-23 20:22 ` Will Deacon
2016-02-24 10:16 ` Christian Borntraeger
2016-02-24 10:16 ` Christian Borntraeger
2016-02-24 10:16 ` Christian Borntraeger
2016-02-24 10:41 ` Will Deacon
2016-02-24 10:41 ` Will Deacon
2016-02-24 10:41 ` Will Deacon
2016-02-24 10:51 ` Christian Borntraeger
2016-02-24 10:51 ` Christian Borntraeger
2016-02-24 10:51 ` Christian Borntraeger
2016-02-24 11:02 ` Will Deacon
2016-02-24 11:02 ` Will Deacon
2016-02-24 11:02 ` Will Deacon
2016-02-24 17:22 ` Aneesh Kumar K.V
2016-02-24 17:22 ` Aneesh Kumar K.V
2016-02-24 17:22 ` Aneesh Kumar K.V
2016-02-24 8:39 ` Martin Schwidefsky
2016-02-24 8:39 ` Martin Schwidefsky
2016-02-24 8:39 ` Martin Schwidefsky
2016-02-24 12:11 ` Sebastian Ott
2016-02-24 12:11 ` Sebastian Ott
2016-02-24 12:11 ` Sebastian Ott
2016-02-24 16:44 ` Gerald Schaefer
2016-02-24 16:44 ` Gerald Schaefer
2016-02-24 16:44 ` Gerald Schaefer
2016-02-24 8:22 ` Martin Schwidefsky
2016-02-24 8:22 ` Martin Schwidefsky
2016-02-24 8:22 ` Martin Schwidefsky
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