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 (98)

Title	Rank 🛈	Repro	Cause bisect	Fix bisect	Count	Last	Reported	Discussions
KMSAN: uninit-value in __arg_track_join bpf prio:low	7				1	4d01h	1d05h
KCSAN: data-race in bpf_obj_memcpy / bpf_obj_memcpy prio:low bpf	6				1	40d	40d	💬 1 [40d]
KASAN: slab-use-after-free Read in __sk_msg_recvmsg prio:normal net bpf	19	C	error		12	14d	59d	PATCH [9d08h]
KASAN: slab-use-after-free Read in bpf_trace_run4 (2) trace bpf prio:normal	19				1	80d	72d	💬 1 [71d]
KASAN: slab-use-after-free Read in bpf_trace_run9 prio:normal trace bpf	19	C			6	92d	88d	PATCH [86d]
KASAN: slab-use-after-free Read in bpf_trace_run3 (2) bpf trace prio:normal	19	C			8	59d	93d	💬 5 [50d]
KASAN: slab-use-after-free Read in bpf_trace_run2 (3) prio:normal bpf trace	19	syz			95	57d	98d
KASAN: slab-use-after-free Read in sk_msg_recvmsg bpf net	19	C	error	error	3	109d	104d	💬 11 [86d]
INFO: rcu detected stall in vma_merge_new_range (3) prio:low mm bpf	1	syz	error	error	2	40d	124d
general protection fault in bpf_get_local_storage (2) bpf prio:high	2	C			3	140d	151d	💬 4 [14d]
INFO: rcu detected stall in watchdog (2) bpf trace prio:low	1	C	error	error	5	4d19h	158d	💬 3 [143d]
inconsistent lock state in bpf_lru_push_free bpf prio:low	4	C	error		298	6h43m	159d	PATCH [2d06h]
KMSAN: uninit-value in handle_bug bpf prio:low	7	C			310	53d	175d	💬 1 [50d]
possible deadlock in bpf_lru_push_free (2) prio:low bpf	4	C	error	inconclusive	1	84d	198d	PATCH [2d06h]
KASAN: stack-out-of-bounds Write in __bpf_get_stack prio:normal bpf	21	C	done	error	7	118d	201d	PATCH [137d]
INFO: rcu detected stall in task_work_add bpf	1	syz	error	error	5	72d	285d
possible deadlock in down_trylock (3) bpf trace prio:low	4	C	error		2	75d	299d	💬 2 [206d]
INFO: rcu detected stall in task_numa_work (2) bpf mm	1	C	error	error	25	10d	511d
possible deadlock in __lock_task_sighand (3) bpf	4	C	done	inconclusive	112	670d	733d
possible deadlock in sock_map_delete_elem net bpf	4	C	error	done	869	718d	803d

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 prio:high	6				463	45d	148d