Pei Li 64cd7de998 bcachefs: Fix kmalloc bug in __snapshot_t_mut ...

When allocating too huge a snapshot table, we should fail gracefully
in __snapshot_t_mut() instead of fail in kmalloc().

Reported-by: syzbot+770e99b65e26fa023ab1@syzkaller.appspotmail.com
Closes: https://syzkaller.appspot.com/bug?extid=770e99b65e26fa023ab1
Tested-by: syzbot+770e99b65e26fa023ab1@syzkaller.appspotmail.com
Signed-off-by: Pei Li <peili.dev@gmail.com>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>

2024-06-25 20:51:14 -04:00

48 KiB

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