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WARNING: missing regs for base reg R10 at ip __mutex_lock

Status: auto-closed as invalid on 2020/07/19 06:53
Reported-by: syzbot+7574c8b5fe2b63ff71ee@syzkaller.appspotmail.com
First crash: 1489d, last: 1489d
▶ ▼ Similar bugs (1)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-414 WARNING: missing regs for base reg R10 at ip __mutex_lock syz 3 1627d 1640d 0/1 public: reported syz repro on 2019/10/22 06:15

Sample crash report:
EXT4-fs (loop3): ext4_check_descriptors: Block bitmap for group 0 overlaps superblock
EXT4-fs (loop3): ext4_check_descriptors: Inode bitmap for group 0 overlaps superblock
EXT4-fs (loop3): ext4_check_descriptors: Inode table for group 0 overlaps superblock
EXT4-fs (loop3): corrupt root inode, run e2fsck
EXT4-fs (loop3): mount failed
WARNING: missing regs for base reg R10 at ip __mutex_lock+0x2d/0x1470 kernel/locking/mutex.c:892
EXT4-fs (loop3): ext4_check_descriptors: Block bitmap for group 0 overlaps superblock
EXT4-fs (loop3): ext4_check_descriptors: Inode bitmap for group 0 overlaps superblock
EXT4-fs (loop3): ext4_check_descriptors: Inode table for group 0 overlaps superblock
EXT4-fs (loop3): corrupt root inode, run e2fsck
EXT4-fs (loop3): mount failed
EXT4-fs (loop3): ext4_check_descriptors: Block bitmap for group 0 overlaps superblock
EXT4-fs (loop3): ext4_check_descriptors: Inode bitmap for group 0 overlaps superblock
EXT4-fs (loop3): ext4_check_descriptors: Inode table for group 0 overlaps superblock
EXT4-fs (loop3): corrupt root inode, run e2fsck
EXT4-fs (loop3): mount failed

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2020/03/21 06:52 linux-4.14.y 01364dad1d45 aa6c6a55 .config console log report ci2-linux-4-14
* Struck through repros no longer work on HEAD.