syzbot


INFO: task hung in __blkdev_get
Status: upstream: reported C repro on 2019/04/11 13:17
Reported-by: syzbot+0d4351f3b3165ccaee9e@syzkaller.appspotmail.com
First crash: 966d, last: 3d08h
similar bugs (9):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-49 INFO: task hung in __blkdev_get C 1504 733d 966d 0/3 public: reported C repro on 2019/04/12 00:00
android-44 INFO: task hung in __blkdev_get syz 521 735d 964d 0/2 public: reported syz repro on 2019/04/14 00:02
android-414 INFO: task hung in __blkdev_get 1859 733d 965d 0/1 auto-closed as invalid on 2020/02/28 16:13
upstream INFO: task hung in __blkdev_get (3) 1 959d 959d 0/22 closed as invalid on 2019/05/08 13:05
upstream INFO: task hung in __blkdev_get (2) 11 1057d 1181d 0/22 closed as dup on 2018/09/08 15:48
upstream INFO: task hung in __blkdev_get C 662 1328d 1454d 6/22 fixed on 2018/05/08 18:30
linux-4.19 INFO: task hung in __blkdev_get C 71 6d01h 843d 0/1 upstream: reported C repro on 2019/08/13 00:10
upstream INFO: task hung in __blkdev_get (4) 1 778d 778d 0/22 auto-closed as invalid on 2020/01/15 05:33
upstream INFO: task hung in __blkdev_get (5) 8 356d 571d 0/22 auto-closed as invalid on 2021/03/11 14:46

Sample crash report:

Fix bisection attempts:
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-linux-4-14 2021/11/29 23:09 linux-4.14.y 66722c42ec91 d5a3ae1f .config log report syz C
ci2-linux-4-14 2021/10/30 22:18 linux-4.14.y cd5296934610 d5a3ae1f .config log report syz C
ci2-linux-4-14 2021/08/01 13:29 linux-4.14.y ce4d1565392b d5a3ae1f .config log report syz C
ci2-linux-4-14 2021/06/16 23:07 linux-4.14.y cfb41ef9deb1 d5a3ae1f .config log report syz C
Crashes (672):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-linux-4-14 2020/08/31 01:03 linux-4.14.y d7e78d08fa77 d5a3ae1f .config log report syz C
ci2-linux-4-14 2020/07/04 11:02 linux-4.14.y b850307b279c 51095195 .config log report syz C
ci2-linux-4-14 2019/04/29 03:51 linux-4.14.y fa5941f45d7e b617407b .config log report syz
ci2-linux-4-14 2021/09/30 12:36 linux-4.14.y f11944f1aa1c be530f6c .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/09/02 03:37 linux-4.14.y 35c4ba160ab6 7eb7e152 .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/08/29 09:30 linux-4.14.y 35c4ba160ab6 be2c130d .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/07/02 13:01 linux-4.14.y 313e82bbefb3 658ebc66 .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/05/17 22:41 linux-4.14.y 7d7d1c0ab3eb a343ba6b .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/05/17 07:32 linux-4.14.y 7d7d1c0ab3eb f54a5c09 .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/05/13 23:07 linux-4.14.y 7d7d1c0ab3eb ecb594cb .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/05/08 02:27 linux-4.14.y 7d7d1c0ab3eb bc5434be .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/05/06 17:51 linux-4.14.y 7d7d1c0ab3eb 06585184 .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/05/05 13:11 linux-4.14.y 7d7d1c0ab3eb 06c27ff5 .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/05/04 00:29 linux-4.14.y 7d7d1c0ab3eb ad61f371 .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/05/02 10:34 linux-4.14.y 7d7d1c0ab3eb 77e2b668 .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/04/29 23:37 linux-4.14.y 7d7d1c0ab3eb 77e2b668 .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/04/25 10:10 linux-4.14.y cf256fbcbe34 36c88236 .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/04/24 02:01 linux-4.14.y cf256fbcbe34 17f0b706 .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/04/23 11:30 linux-4.14.y cf256fbcbe34 590921a5 .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/04/22 14:06 linux-4.14.y cf256fbcbe34 33c28d03 .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/04/22 09:27 linux-4.14.y cf256fbcbe34 2bc8999a .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/04/20 21:15 linux-4.14.y cf256fbcbe34 c0ced557 .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/04/20 12:25 linux-4.14.y cf256fbcbe34 c0ced557 .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/04/18 18:54 linux-4.14.y cf256fbcbe34 7e2b734b .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/04/18 14:01 linux-4.14.y cf256fbcbe34 7e2b734b .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/04/14 15:58 linux-4.14.y 958e517f4e16 3134b37f .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/04/13 17:19 linux-4.14.y 958e517f4e16 6a81331a .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/04/13 13:08 linux-4.14.y 958e517f4e16 6a81331a .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/04/13 09:57 linux-4.14.y 958e517f4e16 6a81331a .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/04/11 08:05 linux-4.14.y 958e517f4e16 6a81331a .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/04/10 21:07 linux-4.14.y 958e517f4e16 6a81331a .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/04/10 14:04 linux-4.14.y 958e517f4e16 6a81331a .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/04/10 06:19 linux-4.14.y 0cc244011f40 6a81331a .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/04/09 22:24 linux-4.14.y 0cc244011f40 6a81331a .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/04/08 22:29 linux-4.14.y 0cc244011f40 6a81331a .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/04/08 21:15 linux-4.14.y 0cc244011f40 6a81331a .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/04/08 14:34 linux-4.14.y 0cc244011f40 6a81331a .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/04/08 03:29 linux-4.14.y 0cc244011f40 6a81331a .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/04/07 13:50 linux-4.14.y 0cc244011f40 6a81331a .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/04/07 03:55 linux-4.14.y bd634aa64163 6a81331a .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/04/06 11:12 linux-4.14.y bd634aa64163 6a81331a .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/04/05 18:23 linux-4.14.y bd634aa64163 6a81331a .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/04/04 06:06 linux-4.14.y bd634aa64163 6a81331a .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/04/03 14:53 linux-4.14.y bd634aa64163 6a81331a .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/04/03 11:21 linux-4.14.y bd634aa64163 6a81331a .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/04/02 05:59 linux-4.14.y bd634aa64163 6a81331a .config log report info INFO: task hung in __blkdev_get
ci2-linux-4-14 2021/01/17 11:46 linux-4.14.y f79dc86058bc 813be542 .config log report info
ci2-linux-4-14 2019/04/11 12:16 linux-4.14.y 1ec8f1f0bffe e955ac50 .config log report