syzbot: bpf subsystem

bpf subsystem

List(s): bpf@vger.kernel.org
Maintainer(s): andrii@kernel.org, ast@kernel.org, daniel@iogearbox.net
Fixed bugs: 333
Parent subsystem(s): kernel (85)

Title	Rank 🛈	Repro	Cause bisect	Fix bisect	Count	Last	Reported	Discussions
BUG: using smp_processor_id() in preemptible code in bpf_mem_cache_free_rcu bpf prio:normal	4	C	error		534	31m	14d	PATCH [12d]
KMSAN: uninit-value in __arg_track_join prio:low bpf	7				2	40d	45d
KCSAN: data-race in bpf_obj_memcpy / bpf_obj_memcpy prio:low bpf	6				3	15d	84d	💬 1 [84d]
KASAN: slab-use-after-free Read in __sk_msg_recvmsg prio:normal bpf net	19	C	error		25	21d	103d	PATCH [53d]
KASAN: slab-use-after-free Read in bpf_trace_run9 prio:normal bpf trace	19	C			6	136d	132d	PATCH [131d]
KASAN: slab-use-after-free Read in bpf_trace_run3 (2) prio:normal bpf trace	19	C			8	104d	137d	💬 5 [95d]
KASAN: slab-use-after-free Read in bpf_trace_run2 (3) prio:normal bpf trace	19	syz			95	101d	143d
INFO: rcu detected stall in vma_merge_new_range (3) prio:low bpf mm	1	syz	error	error	2	84d	168d
general protection fault in bpf_get_local_storage (2) prio:high bpf	2	C			3	185d	195d	💬 4 [59d]
INFO: rcu detected stall in watchdog (2) bpf trace prio:low	1	C	error	error	8	6d18h	203d	💬 3 [187d]
KMSAN: uninit-value in handle_bug prio:low bpf	7	C			310	98d	219d	💬 1 [95d]
KASAN: stack-out-of-bounds Write in __bpf_get_stack prio:normal bpf	21	C	done	error	7	163d	245d	PATCH [181d]
possible deadlock in down_trylock (3) prio:low trace bpf	4	C	error		2	120d	343d	💬 2 [250d]
INFO: rcu detected stall in sock_close (5) prio:normal bpf sctp	1	syz	error		84	5d09h	362d
INFO: rcu detected stall in task_numa_work (2) bpf mm	1	C	error	error	27	23d	556d
possible deadlock in __lock_task_sighand (3) bpf	4	C	done	inconclusive	112	714d	778d
possible deadlock in sock_map_delete_elem bpf net	4	C	error	done	869	763d	847d