syzbot


kernel BUG in ext4_mb_load_buddy_gfp
Status: upstream: reported C repro on 2021/04/29 16:39
Reported-by: syzbot+9fb6cebb68c961541029@syzkaller.appspotmail.com
First crash: 54d, last: 19d
similar bugs (3):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.19 kernel BUG at fs/ext4/ext4.h:LINE! C 4 9d18h 219d 0/1 upstream: reported C repro on 2020/11/15 12:08
android-54 kernel BUG at fs/ext4/ext4.h:LINE! C 3 88d 257d 0/1 upstream: reported C repro on 2020/10/08 13:59
upstream kernel BUG at fs/ext4/ext4.h:LINE! 1 173d 169d 0/22 auto-closed as invalid on 2021/05/01 06:31

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 2021/06/03 16:39 linux-4.14.y a6b2dae3 77e2b668 .config log report syz C
Crashes (3):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-linux-4-14 2021/04/29 16:38 linux-4.14.y 7d7d1c0a 77e2b668 .config log report syz C kernel BUG in ext4_mb_load_buddy_gfp
ci2-linux-4-14 2021/05/04 15:45 linux-4.14.y 7d7d1c0a 06c27ff5 .config log report info kernel BUG in ext4_mb_load_buddy_gfp
ci2-linux-4-14 2021/05/03 03:47 linux-4.14.y 7d7d1c0a 77e2b668 .config log report info kernel BUG in ext4_mb_load_buddy_gfp