d0c710372e
[ Upstream commit 589996bf8c459deb5bbc9747d8f1c51658608103 ]
d_hash is done while under "rcu-walk" and should not sleep.
__get_name() allocates using GFP_KERNEL, having the possibility
to sleep when under memory pressure. Change the allocation to
GFP_NOWAIT.
Reported-by: syzbot+7f71f79bbfb4427b00e1@syzkaller.appspotmail.com
Closes: https://syzkaller.appspot.com/bug?extid=7f71f79bbfb4427b00e1
Fixes:
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.. | ||
lib | ||
attrib.c | ||
attrlist.c | ||
bitfunc.c | ||
bitmap.c | ||
debug.h | ||
dir.c | ||
file.c | ||
frecord.c | ||
fslog.c | ||
fsntfs.c | ||
index.c | ||
inode.c | ||
Kconfig | ||
lznt.c | ||
Makefile | ||
namei.c | ||
ntfs.h | ||
ntfs_fs.h | ||
record.c | ||
run.c | ||
super.c | ||
upcase.c | ||
xattr.c |