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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: 287
Parent subsystem(s): kernel (82)
open (29):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
BUG: unable to handle kernel paging request in handle_softirqs bpf bcachefs syz 1 24d 20d
INFO: rcu detected stall in task_numa_work (2) mm bpf C error 16 1d16h 80d
WARNING: held lock freed in process_one_work bpf 1 87d 82d 💬 1 [80d]
possible deadlock in htab_lru_map_delete_elem bpf C 2 12d 109d 💬 1 [109d]
INFO: rcu detected stall in sys_sendmmsg (7) net bpf 68 2d09h 115d
KASAN: slab-use-after-free Read in sk_psock_verdict_data_ready (2) bpf net 2 106d 132d PATCH [5d08h]
KASAN: slab-out-of-bounds Read in bpf_inode_storage_free bpf 4 74d 157d
BUG: MAX_STACK_TRACE_ENTRIES too low! (4) bpf C done 31 3d15h 179d
possible deadlock in __mod_timer (4) trace bpf C 4 90d 184d 💬 6 [161d]
possible deadlock in htab_map_delete_elem bpf C 3 45d 195d
KASAN: slab-use-after-free Read in sk_filter_trim_cap bpf net 8 1d12h 202d
WARNING in sock_map_destroy bpf net C error inconclusive 6 142d 210d PATCH [179d]
WARNING in bpf_get_stack_raw_tp bpf trace C error 162 5d13h 211d 💬 6 [8d23h]
possible deadlock in htab_lock_bucket (2) bpf C error 6 8h24m 232d
INFO: rcu detected stall in sys_bpf (9) bpf net C error 74 61d 301d
possible deadlock in __lock_task_sighand (3) bpf C done inconclusive 112 239d 302d
KMSAN: uninit-value in dev_map_hash_lookup_elem bpf net C 20 284d 311d
WARNING in bpf_map_lookup_percpu_elem bpf C done 2116 6d11h 330d
INFO: rcu detected stall in sys_close (7) bpf C error 8 84d 340d
possible deadlock in __stack_map_get bpf C error 56 1d23h 341d 💬 2 [1d23h]
possible deadlock in queue_stack_map_push_elem bpf C error 78 3d14h 342d
possible deadlock in __queue_map_get bpf C error 178 8d21h 346d PATCH [312d]
INFO: rcu detected stall in sys_clone (8) mm bpf C error 243 13h39m 361d 💬 10 [1d23h]
possible deadlock in trie_delete_elem bpf C done 21440 3d09h 370d PATCH [291d]
possible deadlock in sock_map_delete_elem bpf net C error done 869 287d 372d
possible deadlock in __bpf_ringbuf_reserve bpf C error 2295 1h57m 378d 💬 6 [1d23h]
INFO: rcu detected stall in ip_list_rcv (6) bpf virt netfilter C done done 40 14d 477d 💬 5 [1d23h]
WARNING in format_decode (3) bpf trace C done 1524 1d10h 489d PATCH [126d]
possible deadlock in task_fork_fair bpf trace C done done 9106 121d 534d 💬 1 [90d]
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 37d 37d
KCSAN: data-race in bpf_lru_pop_free / htab_lru_percpu_map_lookup_elem (4) bpf 1 50d 50d
KCSAN: data-race in pcpu_alloc_noprof / pcpu_block_update_hint_alloc netfilter bpf syz 198 123d 310d
KCSAN: data-race in pcpu_alloc / pcpu_block_update_hint_alloc netfilter bpf syz 1228 311d 1965d