Hello,
syzbot has tested the proposed patch and the reproducer did not trigger
crash:
Reported-and-tested-by:
syzbot+730517f1d3fbe54a17c7@xxxxxxxxxxxxxxxxxxxxxxxxx
Note: the tag will also help syzbot to understand when the bug is fixed.
Tested on git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git/dev
commit
efeeadec84052f77731c1a438a0c53e8323a2931 (Sat Mar 31 00:04:11 2018 +0000)
ext4: add extra checks to ext4_xattr_block_get()
compiler: gcc (GCC) 7.1.1 20170620
Patch: https://syzkaller.appspot.com/x/patch.diff?id=6191315272335360
Kernel config:
https://syzkaller.appspot.com/x/.config?id=-8698589779649233149
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