bpf subsystem


List(s): bpf@vger.kernel.org
Maintainer(s): andrii@kernel.org, ast@kernel.org, daniel@iogearbox.net
Fixed bugs: 333
Parent subsystem(s): kernel (108)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KASAN: slab-use-after-free Read in xsk_bind net bpf prio:normal 19 syz, C error 10 13h56m 13d PATCH [1d08h]
KCSAN: data-race in __perf_event_overflow / perf_event_detach_bpf_prog bpf trace race:harmful prio:low 6 2 12d 21d PATCH [6d11h]
BUG: using smp_processor_id() in preemptible code in bpf_mem_cache_free_rcu prio:normal bpf 4 syz, C error 1730 17m 50d PATCH [48d]
KMSAN: uninit-value in __arg_track_join prio:low bpf 7 2 76d 82d PATCH [23d]
KCSAN: data-race in bpf_obj_memcpy / bpf_obj_memcpy prio:low bpf 6 3 52d 121d PATCH [5h18m]
KASAN: slab-use-after-free Read in __sk_msg_recvmsg prio:normal net bpf 19 syz, C error 25 28d 139d PATCH [90d]
KASAN: slab-use-after-free Read in bpf_trace_run9 prio:normal bpf trace 19 syz, C 6 172d 169d PATCH [167d]
KASAN: slab-use-after-free Read in bpf_trace_run3 (2) prio:normal bpf trace 19 syz, C 8 140d 174d 💬 5 [131d]
KASAN: slab-use-after-free Read in bpf_trace_run2 (3) prio:normal trace bpf 19 syz 95 138d 179d
INFO: rcu detected stall in vma_merge_new_range (3) prio:low mm bpf 1 syz error error 2 120d 204d
general protection fault in bpf_get_local_storage (2) prio:high bpf 2 syz, C 3 221d 231d 💬 6 [12d]
INFO: rcu detected stall in watchdog (2) bpf trace prio:low 1 syz, C error error 8 43d 239d 💬 3 [224d]
KMSAN: uninit-value in handle_bug prio:low bpf 7 syz, C 310 134d 256d 💬 1 [131d]
KASAN: stack-out-of-bounds Write in __bpf_get_stack prio:normal bpf 21 syz, C done error 7 199d 282d PATCH [218d]
possible deadlock in down_trylock (3) prio:low bpf trace 4 syz, C error 2 156d 380d 💬 2 [287d]
INFO: rcu detected stall in sock_close (5) prio:normal bpf sctp tipc 1 syz, C error 91 23d 399d 💬 1 [27d]
INFO: rcu detected stall in task_numa_work (2) mm bpf 1 syz, C error error 28 27d 592d
possible deadlock in __lock_task_sighand (3) bpf 4 syz, C done inconclusive 112 751d 814d
possible deadlock in sock_map_delete_elem bpf net 4 syz, C error done 869 799d 884d