syzbot


kernel BUG at fs/ext4/inode.c:LINE!
Status: upstream: reported C repro on 2020/10/14 01:19
Reported-by: syzbot+48d1691ba2166f340a9c@syzkaller.appspotmail.com
First crash: 347d, last: 5d01h
similar bugs (7):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
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 269d 394d 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
linux-4.14 kernel BUG at fs/ext4/inode.c:LINE! C 2 17d 274d 0/1 upstream: reported C repro on 2020/12/25 03:51
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 2d19h 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-4-19 2021/09/21 00:50 linux-4.19.y b172b44fcb17 fc7735a2 .config log report syz C
ci2-linux-4-19 2021/08/22 00:22 linux-4.19.y 59456c9cc40c fc7735a2 .config log report syz C
ci2-linux-4-19 2021/07/22 23:52 linux-4.19.y 4938296e03bd fc7735a2 .config log report syz C
ci2-linux-4-19 2021/06/22 17:27 linux-4.19.y eb575cd5d7f6 fc7735a2 .config log report syz C
ci2-linux-4-19 2021/05/23 09:55 linux-4.19.y 1e986fe9ad15 fc7735a2 .config log report syz C
ci2-linux-4-19 2021/04/23 06:46 linux-4.19.y 2965db2e004c fc7735a2 .config log report syz C
ci2-linux-4-19 2021/03/24 03:48 linux-4.19.y 125222814e7b fc7735a2 .config log report syz C
ci2-linux-4-19 2021/02/22 02:54 linux-4.19.y 255b58a2b3af fc7735a2 .config log report syz C
ci2-linux-4-19 2021/01/12 02:54 linux-4.19.y 610bdbf6a174 fc7735a2 .config log report syz C
ci2-linux-4-19 2020/12/13 02:29 linux-4.19.y 13d2ce42de8c fc7735a2 .config log report syz C
ci2-linux-4-19 2020/11/13 01:58 linux-4.19.y 31acccdc8774 fc7735a2 .config log report syz C
Crashes (1):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-linux-4-19 2020/10/14 01:19 linux-4.19.y a1b977b49b66 fc7735a2 .config log report syz C