syzbot


kernel BUG at fs/ext4/inode.c:LINE!
Status: upstream: reported C repro on 2020/12/25 03:51
Reported-by: syzbot+ea5f5548b2cb99b8955c@syzkaller.appspotmail.com
First crash: 275d, last: 17d
similar bugs (7):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.19 kernel BUG at fs/ext4/inode.c:LINE! C 1 5d04h 347d 0/1 upstream: reported C repro on 2020/10/14 01:19
android-54 kernel BUG at fs/ext4/inode.c:LINE! C 43 11d 620d 0/1 upstream: reported C repro on 2020/01/14 12:13
upstream kernel BUG at fs/ext4/inode.c:LINE! C done 9 270d 395d 21/22 fixed on 2021/03/10 01:48
android-49 kernel BUG at fs/ext4/inode.c:LINE! C 280 969d 898d 0/3 public: reported C repro on 2019/04/11 08:44
android-414 kernel BUG at fs/ext4/inode.c:LINE! 1 1044d 896d 0/1 auto-closed as invalid on 2019/05/15 13:37
android-44 kernel BUG at fs/ext4/inode.c:LINE! C 110 986d 898d 0/2 public: reported C repro on 2019/04/11 08:44
upstream kernel BUG in mpage_prepare_extent_to_map C done 5 2d21h 117d 0/22 upstream: reported C repro on 2021/05/31 07:15

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 2021/09/09 01:10 linux-4.14.y f96eb53cbd76 c2c1d1dd .config log report syz C
ci2-linux-4-14 2021/08/10 00:07 linux-4.14.y 46914f96189b c2c1d1dd .config log report syz C
ci2-linux-4-14 2021/07/10 23:45 linux-4.14.y 313e82bbefb3 c2c1d1dd .config log report syz C
ci2-linux-4-14 2021/06/10 23:24 linux-4.14.y 3d3abdc8ebd3 c2c1d1dd .config log report syz C
ci2-linux-4-14 2021/05/11 22:57 linux-4.14.y 7d7d1c0ab3eb c2c1d1dd .config log report syz C
ci2-linux-4-14 2021/03/26 06:07 linux-4.14.y 670d6552eda8 c2c1d1dd .config log report syz C
ci2-linux-4-14 2021/02/24 05:17 linux-4.14.y 3242aa3a635c c2c1d1dd .config log report syz C
ci2-linux-4-14 2021/01/24 04:34 linux-4.14.y 2d2791fce891 c2c1d1dd .config log report syz C
Crashes (2):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-linux-4-14 2020/12/25 03:50 linux-4.14.y 3f2ecb86cb90 c2c1d1dd .config log report syz C
ci2-linux-4-14 2021/04/11 22:35 linux-4.14.y 958e517f4e16 6a81331a .config log report info kernel BUG in ext4_getblk