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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 (80)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
WARNING: refcount bug in __add_used_btf bpf 13 C error 3 4d21h 4d00h 💬 3 [2d17h]
INFO: rcu detected stall in vma_merge_new_range (3) bpf 1 syz error 1 14d 12d
KMSAN: uninit-value in bpf_prog_test_run_skb bpf 7 C 4 14d 38d PATCH [12d]
general protection fault in bpf_get_local_storage (2) bpf 2 C 3 28d 39d 💬 3 [38d]
INFO: rcu detected stall in watchdog (2) bpf trace 1 C error error 1 48d 46d 💬 3 [31d]
inconsistent lock state in bpf_lru_push_free bpf 4 C error 67 4h53m 47d
INFO: rcu detected stall in unwind_get_return_address (2) bpf 1 syz error error 1 57d 53d
general protection fault in bq_flush_to_queue (2) net bpf 2 C error 6 19d 61d PATCH [53d]
KMSAN: uninit-value in handle_bug bpf 7 45 2d23h 63d
linux-next test error: WARNING: kmalloc bug in bpf_prog_alloc_no_stats bpf -1 2 81d 77d
WARNING: kmalloc bug in bpf_prog_alloc_no_stats bpf -1 2 82d 80d PATCH [75d]
possible deadlock in bpf_lru_push_free (2) bpf 4 C error inconclusive 1 72d 86d 💬 3 [63d]
KASAN: stack-out-of-bounds Write in __bpf_get_stack bpf 21 C done 7 6d23h 89d PATCH [25d]
WARNING in reg_bounds_sanity_check (2) bpf -1 C done 16998 7m 155d PATCH [102d]
INFO: rcu detected stall in task_work_add bpf 1 syz error error 4 39d 173d
possible deadlock in down_trylock (3) trace bpf 4 C error 2 103d 187d 💬 2 [94d]
WARNING in trace_suspend_resume bpf -1 C 2302 16h03m 191d 💬 1 [1d11h]
INFO: task hung in dev_map_free (3) bpf net 1 101 37d 209d
KCSAN: data-race in __htab_map_lookup_elem / bpf_lru_pop_free bpf 6 33 22d 242d PATCH [206d]
INFO: rcu detected stall in task_numa_work (2) bpf mm 1 C error error 22 11d 399d
INFO: rcu detected stall in sys_sendmmsg (7) tipc bpf 1 102 1d22h 434d
possible deadlock in __lock_task_sighand (3) bpf 4 C done inconclusive 112 558d 621d
KMSAN: uninit-value in dev_map_hash_lookup_elem bpf net 7 C 20 604d 630d
possible deadlock in __stack_map_get bpf 4 C error error 56 307d 660d 💬 2 [321d]
possible deadlock in sock_map_delete_elem bpf net 4 C error done 869 606d 691d
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 5d17h 5d17h
KCSAN: data-race in bpf_obj_memcpy / copy_map_value bpf 6 1 20d 20d
KCSAN: data-race in bpf_get_ns_current_pid_tgid / bpf_get_ns_current_pid_tgid bpf 6 1 33d 33d
KCSAN: data-race in bq_flush_to_queue / cpu_map_kthread_run (2) net bpf 6 364 25m 36d
KCSAN: data-race in alloc_htab_elem / bcmp bpf 6 1 54d 54d
KCSAN: data-race in bcmp / parse_build_id bpf 6 5 35d 132d
KCSAN: data-race in bcmp / stack_map_get_build_id_offset bpf 6 7 24d 138d
KCSAN: data-race in __bpf_get_stackid / __bpf_get_stackid bpf 6 42 40d 229d
KCSAN: data-race in __bpf_get_stackid / bcmp bpf 6 165 22d 234d
KCSAN: data-race in pcpu_alloc_noprof / pcpu_block_update_hint_alloc netfilter bpf 6 syz 198 442d 629d