trace subsystem


List(s): linux-trace-kernel@vger.kernel.org
Fixed bugs: 69
Parent subsystem(s): kernel (120)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KASAN: slab-use-after-free Read in ring_buffer_lock_reserve trace prio:normal actionable 19 1 14d 9d10h
WARNING in check_buffer trace prio:low -1 19 3d11h 14d 💬 1 [14d]
WARNING in ring_buffer_map_get_reader (3) prio:low trace -1 C 8 1d11h 28d PATCH [11d]
KASAN: slab-use-after-free Read in blk_log_remap prio:normal block trace 19 C 3 21d 37d PATCH [31d]
WARNING in free_ei prio:low fs trace -1 81 35d 42d
KASAN: slab-out-of-bounds Read in seq_buf_putmem prio:normal trace block 19 16 3d11h 42d PATCH [22d]
INFO: task hung in ftrace_set_clr_event prio:low trace 1 syz 1 35d 50d
KASAN: use-after-free Read in ignore_event prio:normal actionable trace 19 1 66d 56d
KCSAN: data-race in __rb_reserve_next / ring_buffer_iter_peek prio:low race:harmful trace 6 6 27d 57d
KCSAN: data-race in ring_buffer_unlock_commit / ring_buffer_unlock_commit race:harmful prio:low trace 6 14 13h08m 62d 💬 1 [60d]
WARNING in trace_rb_cpu_prepare prio:low trace -1 syz, C inconclusive 2969 30m 62d 💬 1 [27d]
KASAN: slab-use-after-free Read in bpf_trace_run9 prio:normal bpf trace 19 syz, C 6 219d 215d PATCH [214d]
KASAN: slab-use-after-free Read in bpf_trace_run3 (2) prio:normal trace bpf 19 syz, C 8 187d 220d 💬 5 [178d]
KASAN: slab-use-after-free Read in bpf_trace_run2 (3) prio:normal trace bpf 19 syz 95 185d 226d
INFO: rcu detected stall in watchdog (2) bpf trace prio:low 1 syz, C error error 8 89d 286d 💬 3 [270d]
INFO: task hung in relay_open (2) prio:low trace block 1 syz error 30 58d 299d
INFO: task hung in blk_trace_startstop prio:low block trace 1 syz, C error 64 14d 327d
possible deadlock in down_trylock (3) prio:low trace bpf 4 syz, C error 2 203d 426d 💬 2 [334d]
INFO: task hung in blk_trace_setup (4) prio:low block trace 1 syz done error 35 9d22h 446d
WARNING in tracepoint_probe_unregister (3) prio:low trace -1 syz, C 325 3d02h 656d PATCH [169d]
INFO: task hung in blk_trace_remove (2) block trace 1 syz, C done done 72 5d04h 983d PATCH [977d]
INFO: task hung in blk_trace_ioctl (4) prio:low trace block 1 syz, C done 89 1d11h 1039d PATCH [1036d]
WARNING in blk_register_tracepoints prio:low trace block -1 syz, C inconclusive done 253 40m 1700d
WARNING in get_probe_ref prio:low trace block -1 syz, C done error 62 3d10h 2331d 💬 9 [192d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in __rb_reserve_next / rb_iter_head_event trace race:benign prio:low 6 1 21d 21d
KCSAN: data-race in probe_sched_wakeup / tracing_stop_cmdline_record race:benign prio:low trace 6 3 3d16h 42d
KASAN: slab-use-after-free Read in uprobe_mmap (2) prio:normal perf trace 19 2 46d 42d PATCH [25d]
KCSAN: data-race in probe_sched_switch / tracing_start_sched_switch race:benign prio:low trace 6 15 2d23h 46d
KCSAN: data-race in rb_get_reader_page / ring_buffer_unlock_commit race:benign prio:low trace 6 4 9d06h 47d
KCSAN: data-race in rb_move_tail / rb_watermark_hit race:benign prio:low trace 6 1 47d 47d
KCSAN: data-race in ring_buffer_poll_wait / ring_buffer_unlock_commit race:benign prio:low trace 6 C 4 11d 51d
KCSAN: data-race in probe_sched_switch / tracing_stop_cmdline_record race:benign prio:low trace 6 C 13 6d06h 58d
KCSAN: data-race in probe_sched_wakeup / tracing_start_sched_switch race:benign prio:low trace 6 2 15d 60d