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From: syzbot <syzbot+30209ea299c09d8785c9@syzkaller.appspotmail.com>
To: ddstreet@ieee.org, dvyukov@google.com,
	linux-kernel@vger.kernel.org, netdev@vger.kernel.org,
	syzkaller-bugs@googlegroups.com
Subject: Re: unregister_netdevice: waiting for DEV to become free (2)
Date: Sun, 19 Aug 2018 21:31:02 -0700	[thread overview]
Message-ID: <0000000000007d22100573d66078@google.com> (raw)
In-Reply-To: <00000000000056268e05737dcb95@google.com>

syzbot has found a reproducer for the following crash on:

HEAD commit:    d7857ae43dcc Add linux-next specific files for 20180817
git tree:       linux-next
console output: https://syzkaller.appspot.com/x/log.txt?x=13c72fce400000
kernel config:  https://syzkaller.appspot.com/x/.config?x=4b10cd1ea76bb092
dashboard link: https://syzkaller.appspot.com/bug?extid=30209ea299c09d8785c9
compiler:       gcc (GCC) 8.0.1 20180413 (experimental)
syzkaller repro:https://syzkaller.appspot.com/x/repro.syz?x=15df679a400000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=15242741400000

IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+30209ea299c09d8785c9@syzkaller.appspotmail.com

IPVS: stopping master sync thread 4657 ...
IPVS: stopping master sync thread 4663 ...
IPVS: sync thread started: state = MASTER, mcast_ifn = syz_tun, syncid = 0,  
id = 0
IPVS: sync thread started: state = MASTER, mcast_ifn = syz_tun, syncid = 0,  
id = 0
IPVS: stopping master sync thread 4664 ...
unregister_netdevice: waiting for lo to become free. Usage count = 1


  parent reply	other threads:[~2018-08-20  4:31 UTC|newest]

Thread overview: 42+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-08-15 18:50 unregister_netdevice: waiting for DEV to become free (2) syzbot
2018-08-15 20:28 ` syzbot
2018-08-15 20:41   ` Dmitry Vyukov
2018-08-20  4:31 ` syzbot [this message]
2018-08-20 12:55   ` Julian Anastasov
2018-08-21  5:40     ` Cong Wang
2018-08-22  4:11       ` Julian Anastasov
2019-04-15 13:36     ` Tetsuo Handa
2019-04-15 15:35       ` David Ahern
2019-04-21 20:41         ` Stephen Suryaputra
2019-04-22 14:58           ` David Ahern
2019-04-22 16:04             ` Eric Dumazet
2019-04-22 16:09               ` Eric Dumazet
2019-04-16 14:00       ` Tetsuo Handa
2019-04-26 13:43         ` Tetsuo Handa
2019-04-27 17:16           ` David Ahern
2019-04-27 22:33             ` Tetsuo Handa
2019-04-27 23:52               ` Eric Dumazet
2019-04-28  4:22                 ` Tetsuo Handa
2019-04-28 15:04                   ` Eric Dumazet
2019-04-29 18:34                   ` David Ahern
2019-04-29 18:43                     ` David Ahern
2019-05-01 13:38                       ` Tetsuo Handa
2019-05-01 14:52                         ` David Ahern
2019-05-01 16:16                           ` Tetsuo Handa
2019-05-04 14:52                             ` [PATCH] ipv4: Delete uncached routes upon unregistration of loopback device Tetsuo Handa
2019-05-04 15:56                               ` Eric Dumazet
2019-05-04 17:09                                 ` Tetsuo Handa
2019-05-04 17:24                                   ` Eric Dumazet
2019-05-04 20:13                               ` Julian Anastasov
2019-11-28  9:56     ` unregister_netdevice: waiting for DEV to become free (2) Tetsuo Handa
2019-11-29  5:54       ` Lukas Bulwahn
2019-11-29  6:51       ` Jouni Högander
2019-12-05 10:00       ` Jouni Högander
2019-12-05 11:00         ` Tetsuo Handa
2019-12-16 11:12           ` Tetsuo Handa
2019-12-17  7:08             ` Jouni Högander
2019-10-11 10:14   ` Tetsuo Handa
2019-10-11 15:12     ` Alexei Starovoitov
2019-10-16 10:34       ` Toke Høiland-Jørgensen
2019-11-15  9:43         ` Tetsuo Handa
2019-11-21 11:36           ` Toke Høiland-Jørgensen

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