syzbot: bpf subsystem

bpf subsystem

List(s): bpf@vger.kernel.org
Maintainer(s): andrii@kernel.org, ast@kernel.org, daniel@iogearbox.net
Fixed bugs: 332
Parent subsystem(s): kernel (94)

Title	Rank 🛈	Repro	Cause bisect	Fix bisect	Count	Last	Reported	Discussions
KMSAN: uninit-value in __arg_track_join bpf prio:low	7				2	21d	27d
KCSAN: data-race in bpf_obj_memcpy / bpf_obj_memcpy prio:low bpf	6				2	12d	66d	💬 1 [66d]
KASAN: slab-use-after-free Read in __sk_msg_recvmsg prio:normal bpf net	19	C	error		25	3d10h	84d	PATCH [35d]
KASAN: slab-use-after-free Read in bpf_trace_run9 prio:normal trace bpf	19	C			6	117d	114d	PATCH [112d]
KASAN: slab-use-after-free Read in bpf_trace_run3 (2) prio:normal bpf trace	19	C			8	85d	119d	💬 5 [76d]
KASAN: slab-use-after-free Read in bpf_trace_run2 (3) prio:normal bpf trace	19	syz			95	83d	124d
INFO: rcu detected stall in vma_merge_new_range (3) prio:low bpf mm	1	syz	error	error	2	65d	149d
general protection fault in bpf_get_local_storage (2) prio:high bpf	2	C			3	166d	176d	💬 4 [40d]
INFO: rcu detected stall in watchdog (2) bpf trace prio:low	1	C	error	error	6	3d10h	184d	💬 3 [169d]
KMSAN: uninit-value in handle_bug prio:low bpf	7	C			310	79d	201d	💬 1 [76d]
KASAN: stack-out-of-bounds Write in __bpf_get_stack prio:normal bpf	21	C	done	error	7	144d	227d	PATCH [163d]
INFO: rcu detected stall in task_work_add bpf	1	syz	error	error	5	98d	311d
possible deadlock in down_trylock (3) prio:low trace bpf	4	C	error		2	101d	325d	💬 2 [232d]
INFO: rcu detected stall in sock_close (5) prio:normal bpf sctp	1	syz	error		78	10h29m	344d
INFO: rcu detected stall in task_numa_work (2) bpf mm	1	C	error	error	27	5d08h	537d
possible deadlock in __lock_task_sighand (3) bpf	4	C	done	inconclusive	112	696d	759d
possible deadlock in sock_map_delete_elem bpf net	4	C	error	done	869	744d	829d