memory leak in cap_inode

Title	Replies (including bot)	Last reply
[PATCH] vfs_getxattr_alloc(): don't allocate buf on failure	4 (4)	2022/08/03 13:24
[PATCH v2] vfs_getxattr_alloc(): don't allocate buf on failure	1 (1)	2022/08/03 13:17
memory leak in cap_inode_getsecurity	3 (8)	2022/08/03 04:53

Title

Replies (including bot)

Last reply

[PATCH] vfs_getxattr_alloc(): don't allocate buf on failure

4 (4)

2022/08/03 13:24

[PATCH v2] vfs_getxattr_alloc(): don't allocate buf on failure

1 (1)

2022/08/03 13:17

memory leak in cap_inode_getsecurity

3 (8)

2022/08/03 04:53


Created	Duration	User	Patch	Repo	Result
2023/04/14 09:11	19m	retest repro		upstream	OK log
2022/11/12 00:30	14m	retest repro		upstream	OK log
2022/11/11 13:30	16m	retest repro		upstream	report log
2022/08/03 04:36	16m	miklos@szeredi.hu	patch	upstream	OK log
2022/08/01 12:20	15m	miklos@szeredi.hu	patch	upstream	OK log
2022/08/01 10:11	16m	miklos@szeredi.hu	patch	upstream	OK log
2021/08/03 02:11	9m	phind.uet@gmail.com	patch	linux-next	report log
2021/08/02 16:15	12m	phind.uet@gmail.com		linux-next	report log
2021/07/30 13:32	8m	phind.uet@gmail.com		upstream	report log

executing program BUG: memory leak unreferenced object 0xffff88810f0ac060 (size 32): comm "syz-executor240", pid 3622, jiffies 4294961303 (age 14.040s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<ffffffff814c6ecd>] __do_krealloc mm/slab_common.c:1185 [inline] [<ffffffff814c6ecd>] krealloc+0x4d/0xb0 mm/slab_common.c:1218 [<ffffffff8162625c>] vfs_getxattr_alloc+0x13c/0x1c0 fs/xattr.c:379 [<ffffffff822374b2>] cap_inode_getsecurity+0xb2/0x500 security/commoncap.c:400 [<ffffffff8223d88c>] security_inode_getsecurity+0x7c/0xb0 security/security.c:1441 [<ffffffff81625a0a>] xattr_getsecurity fs/xattr.c:327 [inline] [<ffffffff81625a0a>] vfs_getxattr+0x22a/0x290 fs/xattr.c:423 [<ffffffff81c0ab02>] ovl_xattr_get+0x62/0xa0 fs/overlayfs/inode.c:404 [<ffffffff81624742>] __vfs_getxattr+0x72/0xa0 fs/xattr.c:401 [<ffffffff82236f52>] cap_inode_need_killpriv+0x22/0x40 security/commoncap.c:301 [<ffffffff8223d773>] security_inode_need_killpriv+0x23/0x60 security/security.c:1419 [<ffffffff8161074e>] dentry_needs_remove_privs fs/inode.c:1992 [inline] [<ffffffff8161074e>] dentry_needs_remove_privs+0x4e/0xa0 fs/inode.c:1982 [<ffffffff815cfead>] do_truncate+0x7d/0x130 fs/open.c:57 [<ffffffff815d0169>] vfs_truncate+0x209/0x240 fs/open.c:111 [<ffffffff815d0268>] do_sys_truncate.part.0+0xc8/0xe0 fs/open.c:134 [<ffffffff815d0303>] do_sys_truncate fs/open.c:128 [inline] [<ffffffff815d0303>] __do_sys_truncate fs/open.c:146 [inline] [<ffffffff815d0303>] __se_sys_truncate fs/open.c:144 [inline] [<ffffffff815d0303>] __x64_sys_truncate+0x33/0x50 fs/open.c:144 [<ffffffff845b1955>] do_syscall_x64 arch/x86/entry/common.c:50 [inline] [<ffffffff845b1955>] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 [<ffffffff84600087>] entry_SYSCALL_64_after_hwframe+0x63/0xcd

Crashes (2):
Time	Kernel	Commit	Syzkaller	Config	Log	Report	Syz repro	C repro	VM info	Assets (help?)	Manager	Title
2022/07/31 15:11	upstream	6a010258447d	fef302b1	.config	console log	report	syz	C			ci-upstream-gce-leak	memory leak in cap_inode_getsecurity
2019/10/03 14:23	upstream	0f1a7b3fac05	fc17ba49	.config	console log	report	syz				ci-upstream-gce-leak

Crashes (2):

Assets (help?)