syzbot


possible deadlock in pipe_lock (2)
Status: upstream: reported C repro on 2019/12/26 07:17
Reported-by: syzbot+53f68fd7f9d60fc0f4b3@syzkaller.appspotmail.com
First crash: 632d, last: 21d
similar bugs (8):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream possible deadlock in pipe_lock 50806 1370d 1418d 0/22 closed as invalid on 2018/02/14 14:20
upstream possible deadlock in pipe_lock (4) 1 137d 133d 0/22 auto-closed as invalid on 2021/07/03 13:02
upstream possible deadlock in pipe_lock (2) 3 881d 951d 0/22 auto-closed as invalid on 2019/10/18 15:02
upstream possible deadlock in pipe_lock (5) C done 5 56d 56d 17/22 upstream: reported C repro on 2021/07/24 19:07
android-49 possible deadlock in pipe_lock 5 695d 888d 0/3 auto-closed as invalid on 2020/02/21 12:40
linux-4.19 possible deadlock in pipe_lock C done 2 874d 878d 1/1 fixed on 2019/11/29 10:34
android-44 possible deadlock in pipe_lock C 82 655d 888d 0/2 public: reported C repro on 2019/04/14 08:51
upstream possible deadlock in pipe_lock (3) C inconclusive done 4 595d 632d 17/22 fixed on 2020/08/18 22:40

Sample crash report:

Fix bisection attempts:
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-linux-4-19 2021/08/28 15:53 linux-4.19.y e23d55af0e1f b44001ce .config log report syz C
ci2-linux-4-19 2021/06/20 10:03 linux-4.19.y eb575cd5d7f6 be5c2c81 .config log report syz C
ci2-linux-4-19 2021/05/21 04:44 linux-4.19.y 3c8c23092588 be5c2c81 .config log report syz C
ci2-linux-4-19 2021/04/21 03:57 linux-4.19.y 2965db2e004c be5c2c81 .config log report syz C
ci2-linux-4-19 2021/03/22 02:24 linux-4.19.y 125222814e7b be5c2c81 .config log report syz C
ci2-linux-4-19 2021/02/19 22:48 linux-4.19.y 255b58a2b3af be5c2c81 .config log report syz C
ci2-linux-4-19 2020/12/31 01:38 linux-4.19.y 3207316b3bee be5c2c81 .config log report syz C
ci2-linux-4-19 2020/11/30 23:17 linux-4.19.y 0c88e405c97e be5c2c81 .config log report syz C
ci2-linux-4-19 2020/10/31 22:44 linux-4.19.y f5d8eef067ac be5c2c81 .config log report syz C
ci2-linux-4-19 2020/10/01 22:19 linux-4.19.y b09c34517e1a be5c2c81 .config log report syz C
ci2-linux-4-19 2020/09/01 18:30 linux-4.19.y f6d5cb9e2c06 be5c2c81 .config log report syz C
ci2-linux-4-19 2020/06/17 20:06 linux-4.19.y 3fc898571b97 be5c2c81 .config log report syz C
ci2-linux-4-19 2020/05/18 19:39 linux-4.19.y 258f0cf7ac3b be5c2c81 .config log report syz C
ci2-linux-4-19 2020/04/18 19:09 linux-4.19.y 8488c3f3bc86 be5c2c81 .config log report syz C
ci2-linux-4-19 2020/02/24 12:36 linux-4.19.y f25804f38984 be5c2c81 .config log report syz C
ci2-linux-4-19 2020/01/25 12:10 linux-4.19.y d183c8e2647a be5c2c81 .config log report syz C
Crashes (9):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-linux-4-19 2021/07/29 15:23 linux-4.19.y a89b48fe9308 b44001ce .config log report syz C possible deadlock in pipe_lock
ci2-linux-4-19 2021/07/26 21:36 linux-4.19.y 4938296e03bd fd511809 .config log report syz C possible deadlock in pipe_lock
ci2-linux-4-19 2019/12/26 07:16 linux-4.19.y 672481c2deff be5c2c81 .config log report syz C
ci2-linux-4-19 2020/08/02 18:01 linux-4.19.y 13af6c74b14a 96dd3623 .config log report syz
ci2-linux-4-19 2020/07/17 01:03 linux-4.19.y 17a87580a885 54b3c45e .config log report syz
ci2-linux-4-19 2021/07/19 10:01 linux-4.19.y fcfbdfe9626e f115ae98 .config log report info possible deadlock in pipe_lock
ci2-linux-4-19 2021/07/08 19:51 linux-4.19.y 9f84340f012e 1b20171a .config log report info possible deadlock in pipe_lock
ci2-linux-4-19 2021/01/03 01:35 linux-4.19.y 3207316b3bee 79264ae3 .config log report info
ci2-linux-4-19 2020/03/19 18:42 linux-4.19.y 93556fb211fa 2c31c529 .config log report