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From: syzbot <syzbot+cbb52e396df3e565ab02@syzkaller.appspotmail.com>
To: aarcange@redhat.com, akpm@linux-foundation.org,
	cgroups@vger.kernel.org,  dvyukov@google.com, hannes@cmpxchg.org,
	hughd@google.com,  linux-kernel@vger.kernel.org,
	linux-mm@kvack.org, mgorman@suse.de,  mhocko@kernel.org,
	peterx@redhat.com, rientjes@google.com, rppt@linux.ibm.com,
	 rppt@linux.vnet.ibm.com, syzkaller-bugs@googlegroups.com,
	vbabka@suse.cz,  vdavydov.dev@gmail.com, willy@infradead.org,
	zhongjiang@huawei.com
Subject: Re: KASAN: use-after-free Read in get_mem_cgroup_from_mm
Date: Fri, 22 Mar 2019 02:36:01 -0700	[thread overview]
Message-ID: <00000000000035d0e70584ab952b@google.com> (raw)
In-Reply-To: <000000000000601367057a095de4@google.com>

Bisection is inconclusive: the first bad commit could be any of:

2c43838c sched/isolation: Enable CONFIG_CPU_ISOLATION=y by default
bf29cb23 sched/isolation: Make CONFIG_NO_HZ_FULL select CONFIG_CPU_ISOLATION
d94d1053 sched/isolation: Document boot parameters dependency on  
CONFIG_CPU_ISOLATION=y
4c470317 Merge branch 'sched-urgent-for-linus' of  
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=1592b037200000
start commit:   0072a0c1
git tree:       upstream
dashboard link: https://syzkaller.appspot.com/bug?extid=cbb52e396df3e565ab02
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=12835e25400000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=172fa5a3400000

For information about bisection process see: https://goo.gl/tpsmEJ#bisection


      parent reply	other threads:[~2019-03-22  9:36 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-11-07  1:52 KASAN: use-after-free Read in get_mem_cgroup_from_mm syzbot
2018-12-04 15:43 ` syzbot
2019-03-03 16:19   ` zhong jiang
2019-03-04  7:40     ` Dmitry Vyukov
2019-03-04 14:00       ` zhong jiang
2019-03-04 14:11         ` Dmitry Vyukov
2019-03-04 15:32           ` zhong jiang
2019-03-05  6:26             ` Dmitry Vyukov
2019-03-05  6:42               ` zhong jiang
2019-03-06  2:05                 ` Andrea Arcangeli
2019-03-06  5:53                   ` zhong jiang
2019-03-06  6:26                     ` Mike Rapoport
2019-03-06  7:41                       ` zhong jiang
2019-03-06  8:12                         ` Peter Xu
2019-03-06 13:07                           ` zhong jiang
2019-03-06 18:29                             ` Andrea Arcangeli
2019-03-07  7:58                               ` zhong jiang
2019-03-06  8:20                         ` Mike Rapoport
2019-03-08  7:10                   ` zhong jiang
2019-03-15 21:39                     ` Andrea Arcangeli
2019-03-16  9:38                       ` zhong jiang
2019-03-16 19:42                         ` Andrea Arcangeli
2019-03-18  6:23                           ` zhong jiang
2019-03-04 21:51     ` Matthew Wilcox
2019-03-05  3:09       ` zhong jiang
2019-03-22  9:36 ` syzbot [this message]

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