syzbot: bpf subsystem

bpf subsystem

List(s): bpf@vger.kernel.org
Maintainer(s): andrii@kernel.org, ast@kernel.org, daniel@iogearbox.net
Fixed bugs: 329
Parent subsystem(s): kernel (99)

Title	Rank 🛈	Repro	Cause bisect	Fix bisect	Count	Last	Reported	Discussions
KCSAN: data-race in bpf_obj_memcpy / bpf_obj_memcpy bpf	6				1	20d	20d	💬 1 [20d]
KASAN: slab-use-after-free Read in __sk_msg_recvmsg net bpf	19	C	error		9	10d	39d	PATCH [38d]
KASAN: slab-use-after-free Read in bpf_trace_run4 (2) trace bpf	19				1	60d	52d	💬 1 [52d]
KASAN: slab-use-after-free Read in bpf_trace_run9 trace bpf	19	C			6	72d	68d	PATCH [66d]
KASAN: slab-use-after-free Read in bpf_trace_run3 (2) trace bpf	19	C			8	39d	73d	💬 5 [30d]
KASAN: slab-use-after-free Read in bpf_trace_run2 (3) bpf trace	19	syz			95	37d	79d
KASAN: slab-use-after-free Read in sk_msg_recvmsg bpf net	19	C	error	error	3	89d	84d	💬 11 [66d]
INFO: rcu detected stall in vma_merge_new_range (3) bpf mm	1	syz	error	error	2	20d	104d
general protection fault in bpf_get_local_storage (2) bpf	2	C			3	121d	131d	💬 3 [130d]
INFO: rcu detected stall in watchdog (2) bpf trace	1	C	error	error	3	24d	139d	💬 3 [123d]
inconsistent lock state in bpf_lru_push_free bpf	4	C	error		266	4d07h	139d
KMSAN: uninit-value in handle_bug bpf	7	C			310	34d	155d	💬 1 [30d]
possible deadlock in bpf_lru_push_free (2) bpf	4	C	error	inconclusive	1	64d	179d	💬 3 [62d]
KASAN: stack-out-of-bounds Write in __bpf_get_stack bpf	21	C	done	error	7	99d	181d	PATCH [117d]
INFO: rcu detected stall in task_work_add bpf	1	syz	error	error	5	52d	265d
possible deadlock in down_trylock (3) bpf trace	4	C	error		2	56d	279d	💬 2 [186d]
INFO: task hung in dev_map_free (3) net bpf	1				106	61d	301d
INFO: rcu detected stall in task_numa_work (2) bpf mm	1	C	error	error	23	59d	492d
possible deadlock in __lock_task_sighand (3) bpf	4	C	done	inconclusive	112	650d	714d
KMSAN: uninit-value in dev_map_hash_lookup_elem bpf net	7	C			20	696d	722d
possible deadlock in __stack_map_get bpf	4	C	error	error	56	399d	752d	💬 2 [413d]
possible deadlock in sock_map_delete_elem bpf net	4	C	error	done	869	699d	783d

Title	Rank 🛈	Repro	Cause bisect	Fix bisect	Count	Last	Reported	Discussions
KCSAN: data-race in bq_flush_to_queue / cpu_map_kthread_run (2) net bpf	6				463	26d	128d