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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: 324
Parent subsystem(s): kernel (87)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KASAN: slab-use-after-free Read in bpf_trace_run3 (2) bpf trace 19 C 3 17h15m 3d10h 💬 2 [17h14m]
KASAN: slab-use-after-free Read in bpf_trace_run2 (3) trace bpf 19 syz 30 4h16m 8d19h
KCSAN: data-race in __udp_enqueue_schedule_skb / sk_psock_drop net bpf race:harmful 6 1 24d 14d 💬 4 [8d00h]
KASAN: slab-use-after-free Read in sk_msg_recvmsg net bpf 19 C error 3 19d 14d 💬 6 [8d00h]
INFO: rcu detected stall in vma_merge_new_range (3) bpf 1 syz error error 1 36d 33d
KMSAN: uninit-value in bpf_prog_test_run_skb bpf 7 C 4 36d 60d PATCH [34d]
general protection fault in bpf_get_local_storage (2) bpf 2 C 3 50d 60d 💬 3 [60d]
INFO: rcu detected stall in watchdog (2) bpf trace 1 C error error 1 70d 68d 💬 3 [53d]
inconsistent lock state in bpf_lru_push_free bpf 4 C error 185 20m 69d
INFO: rcu detected stall in unwind_get_return_address (2) bpf 1 syz error error 1 79d 75d
KMSAN: uninit-value in handle_bug bpf 7 198 3h36m 85d
possible deadlock in bpf_lru_push_free (2) bpf 4 C error inconclusive 1 94d 108d 💬 3 [85d]
KASAN: stack-out-of-bounds Write in __bpf_get_stack bpf 21 C done 7 28d 111d PATCH [47d]
WARNING in reg_bounds_sanity_check (2) bpf -1 C done 19254 13m 177d PATCH [124d]
INFO: rcu detected stall in task_work_add bpf 1 syz error error 4 61d 195d
possible deadlock in down_trylock (3) bpf trace 4 C error 2 125d 209d 💬 2 [116d]
WARNING in trace_suspend_resume bpf -1 C 2403 7h10m 213d 💬 1 [23d]
INFO: task hung in dev_map_free (3) net bpf 1 101 59d 231d
KCSAN: data-race in __htab_map_lookup_elem / bpf_lru_pop_free bpf 6 33 44d 264d PATCH [228d]
INFO: rcu detected stall in task_numa_work (2) bpf mm 1 C error error 22 33d 421d
possible deadlock in __lock_task_sighand (3) bpf 4 C done inconclusive 112 580d 643d
KMSAN: uninit-value in dev_map_hash_lookup_elem bpf net 7 C 20 626d 652d
possible deadlock in __stack_map_get bpf 4 C error error 56 329d 682d 💬 2 [343d]
possible deadlock in sock_map_delete_elem net bpf 4 C error done 869 628d 713d
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 2 9d17h 27d
KCSAN: data-race in bpf_obj_memcpy / copy_map_value bpf 6 1 42d 42d
KCSAN: data-race in bpf_get_ns_current_pid_tgid / bpf_get_ns_current_pid_tgid bpf 6 1 55d 55d
KCSAN: data-race in bq_flush_to_queue / cpu_map_kthread_run (2) net bpf 6 397 3h23m 58d
KCSAN: data-race in bcmp / stack_map_get_build_id_offset bpf 6 7 46d 160d
KCSAN: data-race in __bpf_get_stackid / bcmp bpf 6 165 44d 256d
KCSAN: data-race in pcpu_alloc_noprof / pcpu_block_update_hint_alloc netfilter bpf 6 syz 198 464d 651d