syzbot: bpf subsystem

bpf subsystem

List(s): bpf@vger.kernel.org
Maintainer(s): andrii@kernel.org, ast@kernel.org, daniel@iogearbox.net
Fixed bugs: 331
Parent subsystem(s): kernel (96)

Title	Rank 🛈	Repro	Cause bisect	Fix bisect	Count	Last	Reported	Discussions
KMSAN: uninit-value in __arg_track_join bpf prio:low	7				2	11d	16d
KCSAN: data-race in bpf_obj_memcpy / bpf_obj_memcpy prio:low bpf	6				2	1d11h	55d	💬 1 [55d]
KASAN: slab-use-after-free Read in __sk_msg_recvmsg prio:normal net bpf	19	C	error		19	19h30m	74d	PATCH [24d]
KASAN: slab-use-after-free Read in bpf_trace_run4 (2) prio:normal bpf trace	19				1	95d	87d	💬 1 [87d]
KASAN: slab-use-after-free Read in bpf_trace_run9 prio:normal trace bpf	19	C			6	107d	103d	PATCH [102d]
KASAN: slab-use-after-free Read in bpf_trace_run3 (2) bpf trace prio:normal	19	C			8	74d	108d	💬 5 [66d]
KASAN: slab-use-after-free Read in bpf_trace_run2 (3) prio:normal bpf trace	19	syz			95	72d	114d
KASAN: slab-use-after-free Read in sk_msg_recvmsg bpf net prio:normal	19	C	error	error	3	124d	119d	PATCH [5h35m]
INFO: rcu detected stall in vma_merge_new_range (3) prio:low mm bpf	1	syz	error	error	2	55d	139d
general protection fault in bpf_get_local_storage (2) bpf prio:high	2	C			3	156d	166d	💬 4 [30d]
INFO: rcu detected stall in watchdog (2) bpf trace prio:low	1	C	error	error	5	20d	174d	💬 3 [158d]
KMSAN: uninit-value in handle_bug prio:low bpf	7	C			310	69d	190d	💬 1 [66d]
KASAN: stack-out-of-bounds Write in __bpf_get_stack prio:normal bpf	21	C	done	error	7	134d	216d	PATCH [152d]
INFO: rcu detected stall in task_work_add bpf	1	syz	error	error	5	87d	300d
possible deadlock in down_trylock (3) bpf trace prio:low	4	C	error		2	91d	314d	💬 2 [221d]
INFO: rcu detected stall in task_numa_work (2) bpf mm	1	C	error	error	26	14d	527d
possible deadlock in __lock_task_sighand (3) bpf	4	C	done	inconclusive	112	685d	749d
possible deadlock in sock_map_delete_elem net bpf	4	C	error	done	869	734d	818d