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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 (77)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KMSAN: uninit-value in bpf_prog_test_run_skb bpf 7 C 4 2d05h 26d PATCH [2h58m]
general protection fault in bpf_get_local_storage (2) bpf 2 C 3 16d 26d 💬 3 [26d]
INFO: rcu detected stall in watchdog (2) bpf trace 1 C error error 1 36d 34d 💬 3 [18d]
inconsistent lock state in bpf_lru_push_free bpf 4 C error 29 5h46m 34d
INFO: rcu detected stall in unwind_get_return_address (2) bpf 1 syz error error 1 44d 40d
general protection fault in bq_flush_to_queue (2) net bpf 2 C error 6 7d09h 49d PATCH [41d]
KMSAN: uninit-value in handle_bug bpf 7 41 8d15h 51d
linux-next test error: WARNING: kmalloc bug in bpf_prog_alloc_no_stats bpf -1 2 69d 65d
WARNING: kmalloc bug in bpf_prog_alloc_no_stats bpf -1 2 70d 67d PATCH [62d]
possible deadlock in bpf_lru_push_free (2) bpf 4 C error inconclusive 1 60d 74d 💬 3 [51d]
KASAN: stack-out-of-bounds Write in __bpf_get_stack bpf 23 C done 7 12d 76d PATCH [12d]
WARNING in reg_bounds_sanity_check (2) bpf -1 C done 15038 27m 143d PATCH [89d]
INFO: rcu detected stall in task_work_add bpf 1 syz error 4 26d 161d
possible deadlock in down_trylock (3) trace bpf 4 C error 2 91d 174d 💬 2 [82d]
WARNING in trace_suspend_resume bpf -1 C 2233 1d04h 178d 💬 1 [7d06h]
INFO: task hung in dev_map_free (3) bpf net 1 101 25d 197d
KCSAN: data-race in __htab_map_lookup_elem / bpf_lru_pop_free bpf 6 33 10d 230d PATCH [193d]
INFO: rcu detected stall in task_numa_work (2) bpf mm 1 C error error 21 81d 387d
INFO: rcu detected stall in sys_sendmmsg (7) tipc bpf 1 101 12d 421d
possible deadlock in __lock_task_sighand (3) bpf 4 C done inconclusive 112 546d 609d
KMSAN: uninit-value in dev_map_hash_lookup_elem bpf net 7 C 20 591d 617d
possible deadlock in __stack_map_get bpf 4 C error error 56 294d 647d 💬 2 [308d]
possible deadlock in sock_map_delete_elem bpf net 4 C error done 869 594d 678d
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in bpf_obj_memcpy / copy_map_value bpf 6 1 8d03h 8d03h
KCSAN: data-race in __perf_event_overflow / perf_event_attach_bpf_prog (2) bpf trace 6 2 8d17h 15d
KCSAN: data-race in bpf_get_ns_current_pid_tgid / bpf_get_ns_current_pid_tgid bpf 6 1 20d 20d
KCSAN: data-race in bq_flush_to_queue / cpu_map_kthread_run (2) net bpf 6 333 1d13h 23d
KCSAN: data-race in alloc_htab_elem / bcmp bpf 6 1 42d 42d
KCSAN: data-race in bcmp / parse_build_id bpf 6 5 22d 119d
KCSAN: data-race in bcmp / stack_map_get_build_id_offset bpf 6 7 12d 126d
KCSAN: data-race in __bpf_get_stackid / __bpf_get_stackid bpf 6 42 28d 216d
KCSAN: data-race in __bpf_get_stackid / bcmp bpf 6 165 9d22h 222d
KCSAN: data-race in pcpu_alloc_noprof / pcpu_block_update_hint_alloc netfilter bpf 6 syz 198 430d 616d