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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: 321
Parent subsystem(s): kernel (83)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KASAN: stack-out-of-bounds Write in dev_map_redirect_multi bpf net 21 1 5d02h 17h03m
INFO: rcu detected stall in vma_merge_new_range (3) bpf 1 syz error 1 18d 16d
KMSAN: uninit-value in bpf_prog_test_run_skb bpf 7 C 4 18d 42d PATCH [16d]
general protection fault in bpf_get_local_storage (2) bpf 2 C 3 32d 43d 💬 3 [42d]
INFO: rcu detected stall in watchdog (2) bpf trace 1 C error error 1 52d 50d 💬 3 [35d]
inconsistent lock state in bpf_lru_push_free bpf 4 C error 95 7h12m 51d
INFO: rcu detected stall in unwind_get_return_address (2) bpf 1 syz error error 1 61d 57d
general protection fault in bq_flush_to_queue (2) net bpf 2 C error 6 23d 65d PATCH [now]
KMSAN: uninit-value in handle_bug bpf 7 49 7h27m 67d
linux-next test error: WARNING: kmalloc bug in bpf_prog_alloc_no_stats bpf -1 2 85d 81d
WARNING: kmalloc bug in bpf_prog_alloc_no_stats bpf -1 2 86d 84d PATCH [79d]
possible deadlock in bpf_lru_push_free (2) bpf 4 C error inconclusive 1 76d 90d 💬 3 [67d]
KASAN: stack-out-of-bounds Write in __bpf_get_stack bpf 21 C done 7 11d 93d PATCH [29d]
WARNING in reg_bounds_sanity_check (2) bpf -1 C done 17592 1h06m 159d PATCH [106d]
INFO: rcu detected stall in task_work_add bpf 1 syz error error 4 43d 177d
possible deadlock in down_trylock (3) trace bpf 4 C error 2 108d 191d 💬 2 [98d]
WARNING in trace_suspend_resume bpf -1 C 2333 4h42m 195d 💬 1 [5d12h]
INFO: task hung in dev_map_free (3) bpf net 1 101 41d 213d
KCSAN: data-race in __htab_map_lookup_elem / bpf_lru_pop_free bpf 6 33 26d 246d PATCH [210d]
INFO: rcu detected stall in task_numa_work (2) bpf mm 1 C error error 22 15d 403d
INFO: rcu detected stall in sys_sendmmsg (7) tipc bpf 1 102 5d23h 438d
possible deadlock in __lock_task_sighand (3) bpf 4 C done inconclusive 112 562d 625d
KMSAN: uninit-value in dev_map_hash_lookup_elem bpf net 7 C 20 608d 634d
possible deadlock in __stack_map_get bpf 4 C error error 56 311d 664d 💬 2 [325d]
possible deadlock in sock_map_delete_elem bpf net 4 C error done 869 611d 695d
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in __bpf_lru_list_rotate / bpf_lru_push_free (3) bpf 6 1 9d18h 9d18h
KCSAN: data-race in bpf_obj_memcpy / copy_map_value bpf 6 1 24d 24d
KCSAN: data-race in bpf_get_ns_current_pid_tgid / bpf_get_ns_current_pid_tgid bpf 6 1 37d 37d
KCSAN: data-race in bq_flush_to_queue / cpu_map_kthread_run (2) net bpf 6 373 6h53m 40d
KCSAN: data-race in bcmp / parse_build_id bpf 6 5 39d 136d
KCSAN: data-race in bcmp / stack_map_get_build_id_offset bpf 6 7 28d 142d
KCSAN: data-race in __bpf_get_stackid / __bpf_get_stackid bpf 6 42 44d 233d
KCSAN: data-race in __bpf_get_stackid / bcmp bpf 6 165 26d 238d
KCSAN: data-race in pcpu_alloc_noprof / pcpu_block_update_hint_alloc netfilter bpf 6 syz 198 446d 633d