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 (93)

Title	Rank 🛈	Repro	Cause bisect	Fix bisect	Count	Last	Reported	Discussions
KCSAN: data-race in bpf_obj_memcpy / bpf_obj_memcpy bpf	6				1	6d21h	6d17h	💬 1 [6d14h]
KASAN: slab-use-after-free Read in __sk_msg_recvmsg net bpf	19	C	error		8	2d13h	25d	PATCH [24d]
KASAN: slab-use-after-free Read in bpf_trace_run4 (2) bpf trace	19				1	46d	38d	💬 1 [38d]
KASAN: slab-use-after-free Read in bpf_trace_run9 bpf trace	19	C			6	58d	54d	PATCH [53d]
KASAN: slab-use-after-free Read in bpf_trace_run3 (2) trace bpf	19	C			8	25d	59d	💬 5 [17d]
KASAN: slab-use-after-free Read in bpf_trace_run2 (3) bpf trace	19	syz			95	23d	65d
KASAN: slab-use-after-free Read in sk_msg_recvmsg bpf net	19	C	error	error	3	75d	70d	💬 11 [52d]
INFO: rcu detected stall in vma_merge_new_range (3) bpf mm	1	syz	error	error	2	6d07h	90d
general protection fault in bpf_get_local_storage (2) bpf	2	C			3	107d	117d	💬 3 [117d]
INFO: rcu detected stall in watchdog (2) bpf trace	1	C	error	error	3	10d	125d	💬 3 [109d]
inconsistent lock state in bpf_lru_push_free bpf	4	C	error		259	10d	125d
KMSAN: uninit-value in handle_bug bpf	7	C			310	20d	141d	💬 1 [17d]
possible deadlock in bpf_lru_push_free (2) bpf	4	C	error	inconclusive	1	50d	165d	💬 3 [48d]
KASAN: stack-out-of-bounds Write in __bpf_get_stack bpf	21	C	done	error	7	85d	167d	PATCH [103d]
INFO: rcu detected stall in task_work_add bpf	1	syz	error	error	5	38d	251d
possible deadlock in down_trylock (3) bpf trace	4	C	error		2	42d	265d	💬 2 [172d]
INFO: task hung in dev_map_free (3) net bpf	1				106	47d	287d
INFO: rcu detected stall in task_numa_work (2) bpf mm	1	C	error	error	23	45d	478d
possible deadlock in __lock_task_sighand (3) bpf	4	C	done	inconclusive	112	636d	700d
KMSAN: uninit-value in dev_map_hash_lookup_elem bpf net	7	C			20	682d	708d
possible deadlock in __stack_map_get bpf	4	C	error	error	56	385d	738d	💬 2 [399d]
possible deadlock in sock_map_delete_elem bpf net	4	C	error	done	869	685d	769d

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	12d	114d