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bpf subsystem


List(s): bpf@vger.kernel.org
Maintainer(s): andrii@kernel.org, ast@kernel.org, daniel@iogearbox.net
Fixed bugs: 284
Parent subsystem(s): kernel (89)
open (31):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
INFO: rcu detected stall in task_numa_work (2) bpf mm C error 16 1d21h 48d
WARNING: held lock freed in process_one_work bpf 1 55d 50d 💬 1 [48d]
possible deadlock in htab_lru_map_delete_elem bpf C 1 65d 77d 💬 1 [77d]
WARNING: locking bug in emon mm bpf 2 86d 83d
KASAN: slab-use-after-free Read in sk_psock_verdict_data_ready (2) bpf net 2 75d 100d
KASAN: slab-out-of-bounds Read in bpf_inode_storage_free bpf 4 42d 125d
BUG: MAX_STACK_TRACE_ENTRIES too low! (4) bpf C done 23 5d21h 147d
possible deadlock in __mod_timer (4) bpf trace C 4 58d 152d 💬 6 [129d]
possible deadlock in htab_map_delete_elem bpf C 3 13d 163d
KASAN: slab-use-after-free Read in sk_filter_trim_cap bpf net 6 12d 170d
WARNING in sock_map_destroy bpf net C error inconclusive 6 110d 178d PATCH [147d]
WARNING in bpf_get_stack_raw_tp bpf trace C error 158 2d12h 179d 💬 6 [8d11h]
possible deadlock in htab_lock_bucket (2) bpf C error 6 13d 200d
INFO: rcu detected stall in sys_bpf (9) bpf C error 74 29d 269d
possible deadlock in __lock_task_sighand (3) bpf C done inconclusive 112 207d 270d
KMSAN: uninit-value in dev_map_hash_lookup_elem bpf net C 20 253d 279d
WARNING in bpf_map_lookup_percpu_elem bpf C done 2116 4d23h 298d
INFO: rcu detected stall in sys_close (7) bpf C error 8 52d 308d
possible deadlock in __stack_map_get bpf C error 52 2d23h 309d 💬 2 [1d05h]
possible deadlock in queue_stack_map_push_elem bpf C error 71 4d16h 310d
possible deadlock in get_page_from_freelist bpf 18 92d 312d 💬 8 [100d]
possible deadlock in __queue_map_get bpf C error 177 1d10h 314d PATCH [280d]
INFO: rcu detected stall in sys_clone (8) mm bpf C error 233 13h13m 329d 💬 10 [1d05h]
possible deadlock in trie_delete_elem bpf C done 21436 4d14h 338d PATCH [259d]
possible deadlock in sock_map_delete_elem bpf net C error done 869 255d 340d
possible deadlock in __bpf_ringbuf_reserve bpf C error 2006 2h53m 346d 💬 6 [1d05h]
KMSAN: uninit-value in ___bpf_prog_run (4) bpf C 322 9d11h 423d PATCH [17h55m]
INFO: rcu detected stall in ip_list_rcv (6) netfilter bpf virt C done done 39 75d 445d 💬 5 [70d]
WARNING in format_decode (3) trace bpf C done 1461 3d02h 458d PATCH [94d]
INFO: rcu detected stall in sys_unshare (9) bpf tipc nfs C inconclusive 32 12d 468d 💬 1 [1d05h]
possible deadlock in task_fork_fair bpf trace C done done 9106 89d 502d 💬 1 [58d]
moderation (4):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in __perf_event_overflow / perf_event_attach_bpf_prog bpf trace 1 6d00h 6d00h
KCSAN: data-race in bpf_lru_pop_free / htab_lru_percpu_map_lookup_elem (4) bpf 1 18d 18d
KCSAN: data-race in pcpu_alloc_noprof / pcpu_block_update_hint_alloc netfilter bpf syz 198 91d 278d
KCSAN: data-race in pcpu_alloc / pcpu_block_update_hint_alloc netfilter bpf syz 1228 279d 1933d