memory leak in nr_add

ID	Workflow	Result	Correct	Bug	Created	Started	Finished	Revision	Error
60acd4dc	assessment-security	DenialOfService: ✅ Exploitable: ❌ FilesystemTrigger: ❌ NetworkTrigger: ✅ PeripheralTrigger: ❌ RemoteTrigger: ✅ Unprivileged: ✅ UserNamespace: ✅ VMGuestTrigger: ❌ VMHostTrigger: ❌	❓	memory leak in nr_add_node	2026/05/21 11:47	2026/05/21 11:47	2026/05/21 12:36	cf874a1c
c2411f1f	patching		❓	memory leak in nr_add_node	2026/01/28 22:41	2026/01/28 23:11	2026/01/28 23:57	8b9a9d26

assessment-security

DenialOfService: ✅ Exploitable: ❌ FilesystemTrigger: ❌ NetworkTrigger: ✅ PeripheralTrigger: ❌ RemoteTrigger: ✅ Unprivileged: ✅ UserNamespace: ✅ VMGuestTrigger: ❌ VMHostTrigger: ❌

❓

memory leak in nr_add_node

2026/05/21 11:47

2026/05/21 12:36

cf874a1c

c2411f1f

patching

❓

memory leak in nr_add_node

2026/01/28 22:41

2026/01/28 23:11

2026/01/28 23:57

8b9a9d26

Title	Replies (including bot)	Last reply
[syzbot] [hams?] memory leak in nr_add_node	6 (15)	2026/01/22 17:27

Title

Replies (including bot)

Last reply

[syzbot] [hams?] memory leak in nr_add_node

6 (15)

2026/01/22 17:27


Created	Duration	User	Patch	Repo	Result
2026/05/20 21:22	19m	retest repro		upstream	error
2026/03/11 18:37	22m	retest repro		upstream	report log
2026/01/17 14:27	2h04m	activprithvi@gmail.com	patch	git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git ea1013c1539270e372fc99854bc6e4d94eaeff66	OK log
2026/01/16 12:51	1h11m	kartikey406@gmail.com	patch	upstream	report log
2026/01/16 09:39	21m	kartikey406@gmail.com	patch	upstream	report log
2026/01/16 08:59	15m	kartikey406@gmail.com	patch	upstream	report log
2026/01/16 08:28	17m	kartikey406@gmail.com	patch	upstream	report log
2026/01/16 07:42	19m	kartikey406@gmail.com	patch	upstream	error
2026/01/16 03:40	1h07m	kartikey406@gmail.com	patch	upstream	report log
2026/01/16 02:19	35m	kartikey406@gmail.com	patch	upstream	error
2025/12/31 15:39	1h05m	retest repro		upstream	error
2025/12/31 15:12	1h12m	retest repro		upstream	report log

BUG: memory leak unreferenced object 0xffff88811b404b80 (size 64): comm "syz.0.17", pid 6071, jiffies 4294944872 hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ cc cc cc cc cc cc 02 00 00 00 00 00 00 00 00 00 ................ backtrace (crc f88ea0ab): kmemleak_alloc_recursive include/linux/kmemleak.h:44 [inline] slab_post_alloc_hook mm/slub.c:4958 [inline] slab_alloc_node mm/slub.c:5263 [inline] __kmalloc_cache_noprof+0x3b2/0x570 mm/slub.c:5771 kmalloc_noprof include/linux/slab.h:957 [inline] nr_add_node+0x5bf/0x14b0 net/netrom/nr_route.c:146 nr_rt_ioctl+0xc32/0x16e0 net/netrom/nr_route.c:651 nr_ioctl+0x11f/0x1a0 net/netrom/af_netrom.c:1254 sock_do_ioctl+0x84/0x1a0 net/socket.c:1254 sock_ioctl+0x149/0x480 net/socket.c:1375 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:597 [inline] __se_sys_ioctl fs/ioctl.c:583 [inline] __x64_sys_ioctl+0xf4/0x140 fs/ioctl.c:583 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xa4/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f BUG: memory leak unreferenced object 0xffff88811b404d00 (size 64): comm "syz.0.18", pid 6078, jiffies 4294944884 hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ cc cc cc cc cc cc 02 00 00 00 00 00 00 00 00 00 ................ backtrace (crc 8f10725b): kmemleak_alloc_recursive include/linux/kmemleak.h:44 [inline] slab_post_alloc_hook mm/slub.c:4958 [inline] slab_alloc_node mm/slub.c:5263 [inline] __kmalloc_cache_noprof+0x3b2/0x570 mm/slub.c:5771 kmalloc_noprof include/linux/slab.h:957 [inline] nr_add_node+0x5bf/0x14b0 net/netrom/nr_route.c:146 nr_rt_ioctl+0xc32/0x16e0 net/netrom/nr_route.c:651 nr_ioctl+0x11f/0x1a0 net/netrom/af_netrom.c:1254 sock_do_ioctl+0x84/0x1a0 net/socket.c:1254 sock_ioctl+0x149/0x480 net/socket.c:1375 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:597 [inline] __se_sys_ioctl fs/ioctl.c:583 [inline] __x64_sys_ioctl+0xf4/0x140 fs/ioctl.c:583 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xa4/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f BUG: memory leak unreferenced object 0xffff88811b404f80 (size 64): comm "syz.0.19", pid 6086, jiffies 4294944897 hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ cc cc cc cc cc cc 02 00 00 00 00 00 00 00 00 00 ................ backtrace (crc 14b53e34): kmemleak_alloc_recursive include/linux/kmemleak.h:44 [inline] slab_post_alloc_hook mm/slub.c:4958 [inline] slab_alloc_node mm/slub.c:5263 [inline] __kmalloc_cache_noprof+0x3b2/0x570 mm/slub.c:5771 kmalloc_noprof include/linux/slab.h:957 [inline] nr_add_node+0x5bf/0x14b0 net/netrom/nr_route.c:146 nr_rt_ioctl+0xc32/0x16e0 net/netrom/nr_route.c:651 nr_ioctl+0x11f/0x1a0 net/netrom/af_netrom.c:1254 sock_do_ioctl+0x84/0x1a0 net/socket.c:1254 sock_ioctl+0x149/0x480 net/socket.c:1375 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:597 [inline] __se_sys_ioctl fs/ioctl.c:583 [inline] __x64_sys_ioctl+0xf4/0x140 fs/ioctl.c:583 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xa4/0xf80 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
2025/12/17 14:58	upstream	ea1013c15392	d6526ea3	.config	console log	report	syz / log	C		[disk image] [vmlinux] [kernel image] [mounted in repro]	ci-upstream-gce-leak	memory leak in nr_add_node

Crashes (1):

Assets (help?)