syzbot


possible deadlock in mnt_want_write
Status: upstream: reported C repro on 2019/04/25 05:09
Reported-by: syzbot+662c18f543a2543ad297@syzkaller.appspotmail.com
First crash: 953d, last: 3d19h
similar bugs (4):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream possible deadlock in mnt_want_write C done done 662 421d 1228d 17/22 fixed on 2020/11/16 12:12
linux-4.19 possible deadlock in mnt_want_write C 275 1d03h 958d 0/1 upstream: reported C repro on 2019/04/19 16:54
android-49 possible deadlock in mnt_want_write 1 1211d 1211d 0/3 auto-closed as invalid on 2019/02/22 14:57
upstream possible deadlock in mnt_want_write (2) 16 30d 170d 0/22 upstream: reported on 2021/06/15 16:59

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 2021/08/06 04:30 linux-4.14.y 94cb1fed447a 9d2ab5df .config log report syz C
ci2-linux-4-14 2020/05/19 12:19 linux-4.14.y ab9dfda23248 acb51638 .config log report syz
Crashes (4549):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-linux-4-14 2021/10/31 00:07 linux-4.14.y cd5296934610 098b5d53 .config log report syz C possible deadlock in mnt_want_write
ci2-linux-4-14 2021/09/23 15:11 linux-4.14.y 8ea4f73cfa7e 8cac236e .config log report syz C possible deadlock in mnt_want_write
ci2-linux-4-14 2021/09/18 12:44 linux-4.14.y f96eb53cbd76 70b76c1d .config log report syz C possible deadlock in mnt_want_write
ci2-linux-4-14 2021/08/24 14:51 linux-4.14.y 162b95d01320 b599f2fc .config log report syz C possible deadlock in mnt_want_write
ci2-linux-4-14 2021/06/28 07:27 linux-4.14.y cfb41ef9deb1 9d2ab5df .config log report syz C possible deadlock in mnt_want_write
ci2-linux-4-14 2021/06/22 18:41 linux-4.14.y cfb41ef9deb1 aba2b2fb .config log report syz C possible deadlock in mnt_want_write
ci2-linux-4-14 2021/06/21 03:33 linux-4.14.y cfb41ef9deb1 aba2b2fb .config log report syz C possible deadlock in mnt_want_write
ci2-linux-4-14 2021/05/16 20:26 linux-4.14.y 7d7d1c0ab3eb f54a5c09 .config log report syz C possible deadlock in mnt_want_write
ci2-linux-4-14 2021/05/05 05:36 linux-4.14.y 7d7d1c0ab3eb 06c27ff5 .config log report syz C possible deadlock in mnt_want_write
ci2-linux-4-14 2020/12/01 08:25 linux-4.14.y 87335852c5d9 b3a34598 .config log report syz C
ci2-linux-4-14 2020/12/01 07:45 linux-4.14.y 87335852c5d9 b3a34598 .config log report syz C
ci2-linux-4-14 2020/11/02 20:04 linux-4.14.y 2b7915014161 8bc4594f .config log report syz C
ci2-linux-4-14 2020/10/16 04:36 linux-4.14.y cbfa1702aaf6 6e262c73 .config log report syz C
ci2-linux-4-14 2020/10/09 19:59 linux-4.14.y cbfa1702aaf6 fa79ed2a .config log report syz C
ci2-linux-4-14 2020/10/09 15:08 linux-4.14.y cbfa1702aaf6 fa79ed2a .config log report syz C
ci2-linux-4-14 2020/10/08 01:46 linux-4.14.y cbfa1702aaf6 1880b4a9 .config log report syz C
ci2-linux-4-14 2020/10/04 01:50 linux-4.14.y cbfa1702aaf6 1a3f9408 .config log report syz C
ci2-linux-4-14 2020/09/27 21:55 linux-4.14.y cbfa1702aaf6 5dd8aee8 .config log report syz C
ci2-linux-4-14 2020/09/27 19:41 linux-4.14.y cbfa1702aaf6 5dd8aee8 .config log report syz C
ci2-linux-4-14 2020/09/27 19:20 linux-4.14.y cbfa1702aaf6 5dd8aee8 .config log report syz C
ci2-linux-4-14 2020/09/27 07:42 linux-4.14.y cbfa1702aaf6 5dd8aee8 .config log report syz C
ci2-linux-4-14 2020/09/27 03:13 linux-4.14.y cbfa1702aaf6 5dd8aee8 .config log report syz C
ci2-linux-4-14 2020/09/26 22:45 linux-4.14.y cbfa1702aaf6 2d5ea0cb .config log report syz C
ci2-linux-4-14 2020/09/26 17:50 linux-4.14.y cbfa1702aaf6 2d5ea0cb .config log report syz C
ci2-linux-4-14 2020/09/26 10:57 linux-4.14.y cbfa1702aaf6 4a006f63 .config log report syz C
ci2-linux-4-14 2020/09/24 05:34 linux-4.14.y cbfa1702aaf6 54289b08 .config log report syz C
ci2-linux-4-14 2020/09/09 00:36 linux-4.14.y 2f166cdcf8a9 abf9ba4f .config log report syz C
ci2-linux-4-14 2020/09/07 23:42 linux-4.14.y 2f166cdcf8a9 abf9ba4f .config log report syz C
ci2-linux-4-14 2020/09/07 09:57 linux-4.14.y 2f166cdcf8a9 abf9ba4f .config log report syz C
ci2-linux-4-14 2020/09/07 02:17 linux-4.14.y 2f166cdcf8a9 abf9ba4f .config log report syz C
ci2-linux-4-14 2020/05/22 11:25 linux-4.14.y a41ba30d9df2 4afdfa20 .config log report syz C
ci2-linux-4-14 2021/11/01 00:45 linux-4.14.y cd5296934610 098b5d53 .config log report syz possible deadlock in mnt_want_write
ci2-linux-4-14 2021/07/03 19:42 linux-4.14.y 313e82bbefb3 55aa55c2 .config log report syz possible deadlock in mnt_want_write
ci2-linux-4-14 2021/03/29 03:10 linux-4.14.y 670d6552eda8 a8529b82 .config log report syz possible deadlock in mnt_want_write
ci2-linux-4-14 2021/01/27 02:04 linux-4.14.y 2d2791fce891 55a7d4df .config log report syz possible deadlock in mnt_want_write
ci2-linux-4-14 2021/01/25 20:54 linux-4.14.y 2d2791fce891 52e37319 .config log report syz possible deadlock in mnt_want_write
ci2-linux-4-14 2020/12/12 21:59 linux-4.14.y 3f2ecb86cb90 bca53db9 .config log report syz
ci2-linux-4-14 2020/10/09 22:52 linux-4.14.y cbfa1702aaf6 93817d89 .config log report syz
ci2-linux-4-14 2020/10/07 20:29 linux-4.14.y cbfa1702aaf6 1880b4a9 .config log report syz
ci2-linux-4-14 2020/09/27 21:30 linux-4.14.y cbfa1702aaf6 5dd8aee8 .config log report syz
ci2-linux-4-14 2020/09/27 07:21 linux-4.14.y cbfa1702aaf6 5dd8aee8 .config log report syz
ci2-linux-4-14 2020/09/26 18:57 linux-4.14.y cbfa1702aaf6 2d5ea0cb .config log report syz
ci2-linux-4-14 2019/08/10 18:44 linux-4.14.y 3ffe1e79c174 acb51638 .config log report syz
ci2-linux-4-14 2019/06/20 21:19 linux-4.14.y bb263a2a2d43 34bf9440 .config log report syz
ci2-linux-4-14 2021/11/29 12:31 linux-4.14.y 66722c42ec91 63eeac02 .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/11/29 05:03 linux-4.14.y 66722c42ec91 63eeac02 .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/11/28 23:33 linux-4.14.y 66722c42ec91 63eeac02 .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/11/28 18:00 linux-4.14.y 66722c42ec91 63eeac02 .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/11/28 03:44 linux-4.14.y 66722c42ec91 63eeac02 .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/11/15 18:22 linux-4.14.y 5f9f3b0057d5 75b04091 .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/11/15 10:55 linux-4.14.y 5f9f3b0057d5 75b04091 .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/11/15 03:42 linux-4.14.y 5f9f3b0057d5 75b04091 .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/11/15 01:45 linux-4.14.y 5f9f3b0057d5 75b04091 .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/11/14 19:57 linux-4.14.y 5f9f3b0057d5 75b04091 .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/11/14 17:50 linux-4.14.y 5f9f3b0057d5 75b04091 .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/11/14 02:29 linux-4.14.y 5f9f3b0057d5 75b04091 .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/11/12 08:23 linux-4.14.y 0447aa205abe 75b04091 .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/11/11 23:30 linux-4.14.y 0447aa205abe 75b04091 .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/11/08 09:10 linux-4.14.y 0447aa205abe 4c1be0be .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/11/07 23:36 linux-4.14.y 0447aa205abe 4c1be0be .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/11/07 22:28 linux-4.14.y 0447aa205abe 4c1be0be .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/11/07 13:59 linux-4.14.y 0447aa205abe 4c1be0be .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/11/07 11:21 linux-4.14.y 0447aa205abe 4c1be0be .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/11/07 06:36 linux-4.14.y 0447aa205abe 4c1be0be .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/11/07 05:31 linux-4.14.y 0447aa205abe 4c1be0be .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/11/06 17:07 linux-4.14.y 0447aa205abe 4c1be0be .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/11/06 12:05 linux-4.14.y 0447aa205abe 4c1be0be .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/11/06 00:44 linux-4.14.y 0447aa205abe 4c1be0be .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/11/05 17:06 linux-4.14.y 0447aa205abe 4c1be0be .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/11/05 11:41 linux-4.14.y 0447aa205abe 4c1be0be .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/11/04 13:15 linux-4.14.y 0447aa205abe 4c1be0be .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/10/24 19:02 linux-4.14.y 2760370b1649 282f03fb .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/10/18 00:04 linux-4.14.y f6b016a9d961 0c5d9412 .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/09/19 02:39 linux-4.14.y f96eb53cbd76 70b76c1d .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/09/13 15:07 linux-4.14.y f96eb53cbd76 3ce60af8 .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/09/11 22:53 linux-4.14.y f96eb53cbd76 3ce60af8 .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/08/18 08:06 linux-4.14.y 162b95d01320 a2fe1cb5 .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/07/07 03:53 linux-4.14.y 313e82bbefb3 cca78469 .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/07/05 15:01 linux-4.14.y 313e82bbefb3 55aa55c2 .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/07/05 10:12 linux-4.14.y 313e82bbefb3 55aa55c2 .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/06/26 07:57 linux-4.14.y cfb41ef9deb1 9d2ab5df .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/05/23 08:56 linux-4.14.y 96afcb20f36f 3c7fef33 .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/05/20 10:29 linux-4.14.y 7d7d1c0ab3eb a343ba6b .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/05/20 08:16 linux-4.14.y 7d7d1c0ab3eb a343ba6b .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/05/20 02:46 linux-4.14.y 7d7d1c0ab3eb a343ba6b .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/05/19 18:46 linux-4.14.y 7d7d1c0ab3eb a343ba6b .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/05/19 14:48 linux-4.14.y 7d7d1c0ab3eb a343ba6b .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/05/19 12:36 linux-4.14.y 7d7d1c0ab3eb a343ba6b .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/05/19 02:50 linux-4.14.y 7d7d1c0ab3eb a343ba6b .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/05/19 00:44 linux-4.14.y 7d7d1c0ab3eb a343ba6b .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/05/18 22:58 linux-4.14.y 7d7d1c0ab3eb a343ba6b .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/05/18 18:31 linux-4.14.y 7d7d1c0ab3eb a343ba6b .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/05/18 11:44 linux-4.14.y 7d7d1c0ab3eb a343ba6b .config log report info possible deadlock in mnt_want_write
ci2-linux-4-14 2021/01/17 11:41 linux-4.14.y f79dc86058bc 813be542 .config log report info
ci2-linux-4-14 2019/04/25 04:09 linux-4.14.y 68d7a45eec10 8e3c52b1 .config log report