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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: 320
Parent subsystem(s): kernel (82)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KMSAN: uninit-value in bpf_prog_test_run_skb bpf 7 C 3 3d16h 14d
general protection fault in bpf_get_local_storage (2) bpf 2 C 3 4d04h 14d 💬 3 [14d]
INFO: rcu detected stall in watchdog (2) bpf trace 1 C error 1 24d 22d 💬 3 [6d17h]
inconsistent lock state in bpf_lru_push_free bpf 4 C error 21 3h32m 22d
INFO: rcu detected stall in unwind_get_return_address (2) bpf 1 syz error error 1 32d 28d
general protection fault in bq_flush_to_queue (2) bpf net 2 C error 6 25d 37d PATCH [29d]
KMSAN: uninit-value in handle_bug bpf 7 38 1d00h 38d
linux-next test error: WARNING: kmalloc bug in bpf_prog_alloc_no_stats bpf -1 2 57d 53d
WARNING: kmalloc bug in bpf_prog_alloc_no_stats bpf -1 2 57d 55d PATCH [50d]
possible deadlock in bpf_lru_push_free (2) bpf 4 C error inconclusive 1 48d 62d 💬 3 [39d]
KASAN: stack-out-of-bounds Write in __bpf_get_stack bpf 23 C done 7 8h03m 64d PATCH [13h01m]
BUG: stack guard page was hit in br_handle_frame trace bpf -1 1 98d 93d
WARNING in sock_map_delete_elem (2) net bpf -1 1 99d 95d 💬 1 [94d]
WARNING in reg_bounds_sanity_check (2) bpf -1 C done 13313 now 130d PATCH [77d]
WARNING in sock_hash_delete_elem (2) bpf net -1 5 95d 132d
INFO: rcu detected stall in task_work_add bpf 1 syz error 4 14d 148d
possible deadlock in down_trylock (3) bpf trace 4 C error 2 79d 162d 💬 2 [70d]
INFO: task hung in dev_map_free (3) bpf net 1 101 13d 184d
KCSAN: data-race in __htab_map_lookup_elem / bpf_lru_pop_free bpf 6 32 13h41m 218d PATCH [181d]
INFO: rcu detected stall in task_numa_work (2) bpf mm 1 C error error 21 69d 375d
possible deadlock in __lock_task_sighand (3) bpf 4 C done inconclusive 112 534d 597d
KMSAN: uninit-value in dev_map_hash_lookup_elem bpf net 7 C 20 579d 605d
possible deadlock in __stack_map_get bpf 4 C error error 56 282d 635d 💬 2 [296d]
possible deadlock in sock_map_delete_elem net bpf 4 C error done 869 582d 666d
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in __perf_event_overflow / perf_event_attach_bpf_prog (2) trace bpf 6 1 3d04h 3d04h
KCSAN: data-race in bpf_get_ns_current_pid_tgid / bpf_get_ns_current_pid_tgid bpf 6 1 8d10h 8d10h
KCSAN: data-race in bq_flush_to_queue / cpu_map_kthread_run (2) bpf net 6 308 14h31m 11d
KCSAN: data-race in alloc_htab_elem / bcmp bpf 6 1 29d 29d
KCSAN: data-race in bcmp / parse_build_id bpf 6 5 10d 107d
KCSAN: data-race in bcmp / stack_map_get_build_id_offset bpf 6 6 2d12h 113d
KCSAN: data-race in __bpf_get_stackid / __bpf_get_stackid bpf 6 42 15d 204d
KCSAN: data-race in __bpf_get_stackid / bcmp bpf 6 164 1h24m 209d
KCSAN: data-race in pcpu_alloc_noprof / pcpu_block_update_hint_alloc netfilter bpf 6 syz 198 418d 604d