syzbot


unregister_netdevice: waiting for DEV to become free
Status: fixed on 2020/08/02 06:53
Reported-by: syzbot+2bb104d4adafb1ed1a19@syzkaller.appspotmail.com
Fix commit: 0f7f0b05 ipvs: fix tinfo memory leak in start_sync_thread
First crash: 475d, last: 36d

Fix bisection: fixed by (bisect log):

commit 0f7f0b057417a1ff130ee218a1fcdd3356beeef9
Author: Julian Anastasov <ja@ssi.bg>
Date: Tue Jun 18 20:07:36 2019 +0000

  ipvs: fix tinfo memory leak in start_sync_thread

similar bugs (7):
Kernel Title Repro Bisected Count Last Reported Patched Status
upstream unregister_netdevice: waiting for DEV to become free (3) C 1864 113d 175d 17/17 fixed on 2020/04/15 17:19
upstream unregister_netdevice: waiting for DEV to become free C 170521 729d 840d 9/17 fixed on 2018/08/08 18:10
android-49 unregister_netdevice: waiting for DEV to become free C 52164 256d 483d 0/3 public: reported C repro on 2019/04/11 08:44
android-44 unregister_netdevice: waiting for DEV to become free C 4307 318d 483d 0/2 public: reported C repro on 2019/04/11 08:44
android-414 unregister_netdevice: waiting for DEV to become free 1231 259d 482d 0/1 auto-closed as invalid on 2020/02/19 10:10
upstream unregister_netdevice: waiting for DEV to become free (2) C cause 385621 175d 722d 16/17 fixed on 2020/02/14 01:19
linux-4.19 unregister_netdevice: waiting for DEV to become free C 956 6h02m 484d 0/1 upstream: reported C repro on 2019/04/10 19:11

Sample crash report:

Crashes (120):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro
ci2-linux-4-14 2019/06/19 12:54 linux-4.14.y bb263a2a 34bf9440 .config log report syz C
ci2-linux-4-14 2020/07/01 22:09 linux-4.14.y b850307b bed10395 .config log report
ci2-linux-4-14 2020/07/01 09:40 linux-4.14.y b850307b c0383ebe .config log report
ci2-linux-4-14 2020/06/14 19:04 linux-4.14.y b850307b 2a22c77a .config log report
ci2-linux-4-14 2020/06/12 15:59 linux-4.14.y b850307b 819b58b0 .config log report
ci2-linux-4-14 2020/06/12 05:14 linux-4.14.y b850307b 819b58b0 .config log report
ci2-linux-4-14 2020/06/07 19:53 linux-4.14.y c6db52a8 2c2b926c .config log report
ci2-linux-4-14 2020/05/30 21:35 linux-4.14.y 4f68020f 6f3e1c7c .config log report
ci2-linux-4-14 2020/05/21 23:45 linux-4.14.y a41ba30d 4afdfa20 .config log report
ci2-linux-4-14 2020/05/21 10:44 linux-4.14.y a41ba30d 4afdfa20 .config log report
ci2-linux-4-14 2020/05/20 10:33 linux-4.14.y a41ba30d 1255f02a .config log report
ci2-linux-4-14 2020/05/14 11:41 linux-4.14.y ab9dfda2 2d572622 .config log report
ci2-linux-4-14 2020/05/12 17:42 linux-4.14.y ab9dfda2 a497a5b4 .config log report
ci2-linux-4-14 2020/05/09 14:41 linux-4.14.y d71f695c 88cb3e92 .config log report
ci2-linux-4-14 2020/04/25 01:22 linux-4.14.y 050272a0 03d97a1b .config log report
ci2-linux-4-14 2020/04/18 13:48 linux-4.14.y c10b57a5 435c6d53 .config log report
ci2-linux-4-14 2020/04/15 10:34 linux-4.14.y c10b57a5 3f3c5574 .config log report
ci2-linux-4-14 2020/04/02 13:28 linux-4.14.y 01364dad a34e2c33 .config log report
ci2-linux-4-14 2020/04/02 07:16 linux-4.14.y 01364dad a34e2c33 .config log report
ci2-linux-4-14 2020/03/25 18:13 linux-4.14.y 01364dad e8e6c7d2 .config log report
ci2-linux-4-14 2020/03/25 16:55 linux-4.14.y 01364dad e8e6c7d2 .config log report
ci2-linux-4-14 2020/03/20 21:16 linux-4.14.y 01364dad 2c31c529 .config log report
ci2-linux-4-14 2020/03/20 03:52 linux-4.14.y 12cd844a 2c31c529 .config log report
ci2-linux-4-14 2020/03/18 16:26 linux-4.14.y 12cd844a 0a96a13c .config log report
ci2-linux-4-14 2020/03/16 20:25 linux-4.14.y 12cd844a 749688d2 .config log report
ci2-linux-4-14 2020/03/16 01:46 linux-4.14.y 12cd844a 749688d2 .config log report
ci2-linux-4-14 2020/03/15 12:48 linux-4.14.y 12cd844a 749688d2 .config log report
ci2-linux-4-14 2020/03/10 18:29 linux-4.14.y 78d697fc 35f53e45 .config log report
ci2-linux-4-14 2020/03/06 04:14 linux-4.14.y 78d697fc b655d91b .config log report
ci2-linux-4-14 2020/03/03 21:31 linux-4.14.y 78d697fc 1f73b64b .config log report
ci2-linux-4-14 2020/03/03 05:40 linux-4.14.y 78d697fc 4a4e0509 .config log report
ci2-linux-4-14 2020/02/21 02:07 linux-4.14.y 98db2bf2 81230308 .config log report
ci2-linux-4-14 2020/02/20 13:17 linux-4.14.y 98db2bf2 81230308 .config log report
ci2-linux-4-14 2020/02/18 08:51 linux-4.14.y 98db2bf2 1ce142dc .config log report
ci2-linux-4-14 2020/02/09 22:01 linux-4.14.y e0f8b8a6 35f5e45e .config log report
ci2-linux-4-14 2020/02/09 13:42 linux-4.14.y e0f8b8a6 6ece2ea5 .config log report
ci2-linux-4-14 2020/01/31 08:13 linux-4.14.y 9fa690a2 5ed23f9a .config log report
ci2-linux-4-14 2020/01/10 22:09 linux-4.14.y b0cdffaa 532ec44e .config log report
ci2-linux-4-14 2019/12/27 11:22 linux-4.14.y e1f7d50a be5c2c81 .config log report
ci2-linux-4-14 2019/12/25 17:42 linux-4.14.y e1f7d50a be5c2c81 .config log report
ci2-linux-4-14 2019/12/23 21:52 linux-4.14.y e1f7d50a be5c2c81 .config log report
ci2-linux-4-14 2019/12/23 02:27 linux-4.14.y e1f7d50a 8b967267 .config log report
ci2-linux-4-14 2019/12/21 01:17 linux-4.14.y bfb9e5c0 34011c05 .config log report
ci2-linux-4-14 2019/12/19 15:39 linux-4.14.y bfb9e5c0 36650b4b .config log report
ci2-linux-4-14 2019/12/15 10:35 linux-4.14.y a844dc4c eef6e580 .config log report
ci2-linux-4-14 2019/11/27 17:53 linux-4.14.y 43598c57 0d63f89c .config log report
ci2-linux-4-14 2019/11/21 04:20 linux-4.14.y f56f3d0e 8098ea0f .config log report
ci2-linux-4-14 2019/11/19 01:11 linux-4.14.y 775d01b6 d5696d51 .config log report
ci2-linux-4-14 2019/11/17 20:28 linux-4.14.y 775d01b6 d5696d51 .config log report
ci2-linux-4-14 2019/08/31 23:42 linux-4.14.y 01fd1694 bad3cce2 .config log report
ci2-linux-4-14 2019/04/20 00:32 linux-4.14.y 58b454eb b0e8efcb .config log report