Jan Kara e7c7fbb9a8 ext2: Use kvmalloc() for group descriptor array ...

Array of group descriptor block buffers can get rather large. In theory
in can reach 1MB for perfectly valid filesystem and even more for
maliciously crafted ones. Use kvmalloc() to allocate the array to avoid
straining memory allocator with large order allocations unnecessarily.

Reported-by: syzbot+0f2f7e65a3007d39539f@syzkaller.appspotmail.com
Signed-off-by: Jan Kara <jack@suse.cz>

2022-09-26 14:59:52 +02:00

..

acl.c

vfs: add rcu argument to ->get_acl() callback

2021-08-18 22:08:24 +02:00

acl.h

vfs: add rcu argument to ->get_acl() callback

2021-08-18 22:08:24 +02:00

balloc.c

ext2: fix sleeping in atomic bugs on error

2021-09-22 13:05:23 +02:00

dir.c

ext2: Use a folio in ext2_get_page()

2022-08-02 12:34:03 -04:00

ext2.h

ext2: remove nobh support

2022-08-02 12:34:04 -04:00

file.c

ext2: Convert to using invalidate_lock

2021-07-13 14:29:00 +02:00

ialloc.c

remove bdi_congested() and wb_congested() and related functions

2022-03-22 15:57:01 -07:00

inode.c

Folio changes for 6.0

2022-08-03 10:35:43 -07:00

ioctl.c

ext2: convert to fileattr

2021-04-12 15:04:29 +02:00

Kconfig

ext2: use iomap_fiemap to implement ->fiemap

2021-07-27 11:00:32 +02:00

Makefile

License cleanup: add SPDX GPL-2.0 license identifier to files with no license

2017-11-02 11:10:55 +01:00

namei.c

ext2: remove nobh support

2022-08-02 12:34:04 -04:00

super.c

ext2: Use kvmalloc() for group descriptor array

2022-09-26 14:59:52 +02:00

symlink.c

ext2: code cleanup by removing ifdef macro surrounding

2020-05-22 15:11:00 +02:00

xattr_security.c

acl: handle idmapped mounts

2021-01-24 14:27:17 +01:00

xattr_trusted.c

acl: handle idmapped mounts

2021-01-24 14:27:17 +01:00

xattr_user.c

acl: handle idmapped mounts

2021-01-24 14:27:17 +01:00

xattr.c

ext2: avoid deleting xattr block that is being reused

2022-08-02 23:56:25 -04:00

xattr.h

ext2: code cleanup by removing ifdef macro surrounding

2020-05-22 15:11:00 +02:00