memory leak in path

ID	Workflow	Result	Correct	Bug	Created	Started	Finished	Revision	Error
e82fbda9	assessment-security	DenialOfService: ✅ Exploitable: ❌ FilesystemTrigger: ❌ NetworkTrigger: ❌ PeripheralTrigger: ❌ RemoteTrigger: ❌ Unprivileged: ✅ UserNamespace: ✅ VMGuestTrigger: ❌ VMHostTrigger: ❌	❓	memory leak in path_openat (3)	2026/06/12 21:59	2026/06/12 21:59	2026/06/12 22:48	1d2f3589

Title	Replies (including bot)	Last reply
[syzbot] [fs?] memory leak in path_openat (3)	1 (2)	2026/06/17 13:43
[PATCH] io_uring/nop: fix file reference leak with IOSQE_FIXED_FILE	1 (1)	2026/06/15 14:45

Title

Replies (including bot)

Last reply

[syzbot] [fs?] memory leak in path_openat (3)

1 (2)

2026/06/17 13:43

[PATCH] io_uring/nop: fix file reference leak with IOSQE_FIXED_FILE

1 (1)

2026/06/15 14:45

Kernel	Title	Rank 🛈	Repro	Cause bisect	Fix bisect	Count	Last	Reported	Patched	Status
upstream	memory leak in path_openat fs	3	syz, C			1	2406d	2402d	0/29	closed as invalid on 2020/03/07 22:28
upstream	memory leak in path_openat (2) fs	3	syz, C			5	964d	1990d	0/29	auto-obsoleted due to no activity on 2025/08/18 09:36

Rank 🛈

upstream

memory leak in path_openat fs

syz, C

2406d

2402d

0/29

closed as invalid on 2020/03/07 22:28

upstream

memory leak in path_openat (2) fs

syz, C

964d

1990d

0/29

auto-obsoleted due to no activity on 2025/08/18 09:36

BUG: memory leak unreferenced object 0xffff88810ac98000 (size 176): comm "syz.0.19", pid 5920, jiffies 4294944647 hex dump (first 32 bytes): 00 00 00 00 1b 00 0e 04 60 7e a7 85 ff ff ff ff ........`~...... 70 15 3e 06 81 88 ff ff 80 61 3c 2b 81 88 ff ff p.>......a<+.... backtrace (crc df7849cb): kmemleak_alloc_recursive include/linux/kmemleak.h:44 [inline] slab_post_alloc_hook mm/slub.c:4575 [inline] slab_alloc_node mm/slub.c:4899 [inline] kmem_cache_alloc_noprof+0x36c/0x480 mm/slub.c:4906 alloc_empty_file+0x57/0x180 fs/file_table.c:262 path_openat+0x44/0x1e20 fs/namei.c:4844 do_file_open+0x121/0x200 fs/namei.c:4887 do_sys_openat2+0xa5/0x140 fs/open.c:1364 do_sys_open fs/open.c:1370 [inline] __do_sys_openat fs/open.c:1386 [inline] __se_sys_openat fs/open.c:1381 [inline] __x64_sys_openat+0x82/0xf0 fs/open.c:1381 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xf8/0x610 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f connection error: failed to recv *flatrpc.ExecutorMessageRawT: EOF

Crashes (1):
Time	Kernel	Commit	Syzkaller	Config	Log	Report	Syz repro	C repro	VM info	Assets (help?)	Manager	Title
2026/06/12 21:59	upstream	2b414a95b8f7	1d2f3589	.config	console log	report	syz / log	C		[disk image] [vmlinux] [kernel image]	ci-upstream-gce-leak	memory leak in path_openat

Crashes (1):

Assets (help?)