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From: syzbot <syzbot+82e323920b78d54aaed5@syzkaller.appspotmail.com>
To: akpm@linux-foundation.org, andriin@fb.com,
	aryabinin@virtuozzo.com, ast@kernel.org, bpf@vger.kernel.org,
	christophe.leroy@c-s.fr, daniel@iogearbox.net, dja@axtens.net,
	dvyukov@google.com, glider@google.com, gor@linux.ibm.com,
	kafai@fb.com, kasan-dev@googlegroups.com,
	linux-kernel@vger.kernel.org, mark.rutland@arm.com,
	netdev@vger.kernel.org, songliubraving@fb.com,
	syzkaller-bugs@googlegroups.com, torvalds@linux-foundation.org,
	yhs@fb.com
Subject: Re: BUG: unable to handle kernel paging request in pcpu_alloc
Date: Wed, 04 Dec 2019 09:25:00 -0800
Message-ID: <000000000000ad595a0598e417a6@google.com> (raw)
In-Reply-To: <000000000000314c120598dc69bd@google.com>

syzbot has bisected this bug to:

commit 0609ae011deb41c9629b7f5fd626dfa1ac9d16b0
Author: Daniel Axtens <dja@axtens.net>
Date:   Sun Dec 1 01:55:00 2019 +0000

     x86/kasan: support KASAN_VMALLOC

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=166cf97ee00000
start commit:   1ab75b2e Add linux-next specific files for 20191203
git tree:       linux-next
final crash:    https://syzkaller.appspot.com/x/report.txt?x=156cf97ee00000
console output: https://syzkaller.appspot.com/x/log.txt?x=116cf97ee00000
kernel config:  https://syzkaller.appspot.com/x/.config?x=de1505c727f0ec20
dashboard link: https://syzkaller.appspot.com/bug?extid=82e323920b78d54aaed5
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=156ef061e00000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=11641edae00000

Reported-by: syzbot+82e323920b78d54aaed5@syzkaller.appspotmail.com
Fixes: 0609ae011deb ("x86/kasan: support KASAN_VMALLOC")

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

      parent reply index

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-12-04  8:15 syzbot
2019-12-04  8:18 ` Dmitry Vyukov
2019-12-05  4:35   ` Daniel Axtens
2019-12-05 12:59     ` Daniel Borkmann
2019-12-05 13:10       ` Daniel Axtens
2019-12-05 13:19         ` Daniel Borkmann
2019-12-04 17:25 ` syzbot [this message]

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