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 (103)
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 6 5d03h 7d10h PATCH [1d11h]
KCSAN: data-race in __perf_event_overflow / perf_event_detach_bpf_prog bpf trace race:harmful prio:low 6 2 6d11h 15d PATCH [14h50m]
BUG: using smp_processor_id() in preemptible code in bpf_mem_cache_free_rcu prio:normal bpf 4 syz, C error 1702 55m 44d PATCH [42d]
KMSAN: uninit-value in __arg_track_join prio:low bpf 7 2 71d 76d PATCH [17d]
KCSAN: data-race in bpf_obj_memcpy / bpf_obj_memcpy prio:low bpf 6 3 46d 115d 💬 1 [115d]
KASAN: slab-use-after-free Read in __sk_msg_recvmsg prio:normal net bpf 19 syz, C error 25 22d 134d PATCH [84d]
KASAN: slab-use-after-free Read in bpf_trace_run9 prio:normal bpf trace 19 syz, C 6 167d 163d PATCH [161d]
KASAN: slab-use-after-free Read in bpf_trace_run3 (2) prio:normal bpf trace 19 syz, C 8 134d 168d 💬 5 [125d]
KASAN: slab-use-after-free Read in bpf_trace_run2 (3) prio:normal bpf trace 19 syz 95 132d 173d
INFO: rcu detected stall in vma_merge_new_range (3) prio:low mm bpf 1 syz error error 2 115d 199d
general protection fault in bpf_get_local_storage (2) prio:high bpf 2 syz, C 3 215d 226d 💬 6 [6d13h]
INFO: rcu detected stall in watchdog (2) bpf trace prio:low 1 syz, C error error 8 37d 233d 💬 3 [218d]
KMSAN: uninit-value in handle_bug prio:low bpf 7 syz, C 310 129d 250d 💬 1 [125d]
KASAN: stack-out-of-bounds Write in __bpf_get_stack prio:normal bpf 21 syz, C done error 7 194d 276d PATCH [212d]
possible deadlock in down_trylock (3) prio:low bpf trace 4 syz, C error 2 150d 374d 💬 2 [281d]
INFO: rcu detected stall in sock_close (5) prio:normal bpf sctp tipc 1 syz, C error 91 17d 393d 💬 1 [21d]
INFO: rcu detected stall in task_numa_work (2) mm bpf 1 syz, C error error 28 22d 586d
possible deadlock in __lock_task_sighand (3) bpf 4 syz, C done inconclusive 112 745d 808d
possible deadlock in sock_map_delete_elem bpf net 4 syz, C error done 869 794d 878d