Messages in this thread | | | Date | Sat, 16 Apr 2022 10:29:39 +0800 | Subject | Re: [PATCH v2] fs: f2fs: remove WARN_ON in f2fs_is_valid_blkaddr | From | Chao Yu <> |
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On 2022/4/15 21:19, Dongliang Mu wrote: > From: Dongliang Mu <mudongliangabcd@gmail.com> > > Syzbot triggers two WARNs in f2fs_is_valid_blkaddr and > __is_bitmap_valid. For example, in f2fs_is_valid_blkaddr, > if type is DATA_GENERIC_ENHANCE or DATA_GENERIC_ENHANCE_READ, > it invokes WARN_ON if blkaddr is not in the right range. > The call trace is as follows: > > f2fs_get_node_info+0x45f/0x1070 > read_node_page+0x577/0x1190 > __get_node_page.part.0+0x9e/0x10e0 > __get_node_page > f2fs_get_node_page+0x109/0x180 > do_read_inode > f2fs_iget+0x2a5/0x58b0 > f2fs_fill_super+0x3b39/0x7ca0 > > Fix these two WARNs by replacing WARN_ON with dump_stack. > > Reported-by: syzbot+763ae12a2ede1d99d4dc@syzkaller.appspotmail.com > Signed-off-by: Dongliang Mu <mudongliangabcd@gmail.com>
Reviewed-by: Chao Yu <chao@kernel.org>
Thanks,
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