From: Yang Shi <yang.shi@linux.alibaba.com>
To: David Woodhouse <dwmw2@infradead.org>,
gregkh@linuxfoundation.org, ak@linux.intel.com,
tglx@linutronix.de, dave.hansen@intel.com
Cc: stable@vger.kernel.org, x86@kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [BUG] madvise05 leads kernel panic on 4.9.122
Date: Tue, 21 Aug 2018 13:30:20 -0700 [thread overview]
Message-ID: <a080e61a-70a2-872a-8849-d6599762ac7c@linux.alibaba.com> (raw)
In-Reply-To: <1534876981.7459.1.camel@infradead.org>
On 8/21/18 11:43 AM, David Woodhouse wrote:
> On Tue, 2018-08-21 at 11:37 -0700, Yang Shi wrote:
>> I just ran some regression test on stable 4.9.122 with LTP. madvise05
>> triggers the below kernel panic:
Thanks, David. It works. A silly question, I don't get why this commit
could solve this issue, it looks just like a code refactor. Just because
it changed how to get pfn from page table entries? And, this may cause
some mismatch on 4.9 stable without it?
> Please could you try 4.9.123-rc1, specifically this commit:
> https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git/commit/?h=linux-4.9.y&id=64fc89a2702e0e70e34ced0a270ef556242d5f26
next prev parent reply other threads:[~2018-08-21 20:30 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-08-21 18:37 Yang Shi
2018-08-21 18:43 ` David Woodhouse
2018-08-21 20:30 ` Yang Shi [this message]
2018-08-21 20:36 ` Andi Kleen
2018-08-21 21:32 ` Yang Shi
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