trace subsystem


List(s): linux-trace-kernel@vger.kernel.org
Fixed bugs: 69
Parent subsystem(s): kernel (117)
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 21d 16d
WARNING in check_buffer prio:low trace -1 C 26 1d05h 21d 💬 1 [5d04h]
WARNING in ring_buffer_map_get_reader (3) prio:low trace -1 C 8 8d03h 35d PATCH [17d]
KASAN: slab-use-after-free Read in blk_log_remap prio:normal block trace 19 C 3 28d 44d PATCH [38d]
WARNING in free_ei prio:low fs trace -1 81 42d 49d
KASAN: slab-out-of-bounds Read in seq_buf_putmem prio:normal trace block 19 16 10d 49d PATCH [28d]
INFO: task hung in ftrace_set_clr_event prio:low trace 1 syz 1 42d 57d
KASAN: use-after-free Read in ignore_event prio:normal actionable trace 19 1 72d 63d
KCSAN: data-race in __rb_reserve_next / ring_buffer_iter_peek prio:low race:harmful trace 6 6 34d 63d
KCSAN: data-race in ring_buffer_unlock_commit / ring_buffer_unlock_commit race:harmful prio:low trace 6 16 9h30m 68d 💬 1 [67d]
WARNING in trace_rb_cpu_prepare prio:low trace -1 syz, C inconclusive 3324 now 69d 💬 1 [33d]
KASAN: slab-use-after-free Read in bpf_trace_run9 prio:normal bpf trace 19 syz, C 6 226d 222d PATCH [220d]
KASAN: slab-use-after-free Read in bpf_trace_run3 (2) prio:normal trace bpf 19 syz, C 8 193d 227d 💬 5 [184d]
KASAN: slab-use-after-free Read in bpf_trace_run2 (3) prio:normal trace bpf 19 syz 95 191d 232d
INFO: rcu detected stall in watchdog (2) bpf trace prio:low 1 syz, C error error 8 96d 292d 💬 3 [277d]
INFO: task hung in relay_open (2) prio:low trace block 1 syz error 30 65d 306d
INFO: task hung in blk_trace_startstop prio:low block trace 1 syz, C error 64 21d 334d
possible deadlock in down_trylock (3) prio:low trace bpf 4 syz, C error 2 209d 433d 💬 2 [340d]
INFO: task hung in blk_trace_setup (4) prio:low block trace 1 syz done error 35 16d 453d
WARNING in tracepoint_probe_unregister (3) prio:low trace -1 syz, C 325 9d17h 663d PATCH [176d]
INFO: task hung in blk_trace_remove (2) block trace 1 syz, C done done 73 20h59m 990d PATCH [984d]
INFO: task hung in blk_trace_ioctl (4) prio:low trace block 1 syz, C done 90 6d14h 1046d PATCH [1043d]
WARNING in blk_register_tracepoints prio:low trace block -1 syz, C inconclusive done 263 2d23h 1706d
WARNING in get_probe_ref prio:low trace block -1 syz, C done error 64 6d06h 2337d 💬 9 [199d]
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 28d 28d
KCSAN: data-race in probe_sched_wakeup / tracing_stop_cmdline_record race:benign prio:low trace 6 3 10d 48d
KASAN: slab-use-after-free Read in uprobe_mmap (2) prio:normal perf trace 19 2 52d 48d PATCH [31d]
KCSAN: data-race in probe_sched_switch / tracing_start_sched_switch race:benign prio:low trace 6 21 2d14h 53d
KCSAN: data-race in rb_get_reader_page / ring_buffer_unlock_commit race:benign prio:low trace 6 5 4d07h 53d
KCSAN: data-race in rb_move_tail / rb_watermark_hit race:benign prio:low trace 6 1 53d 53d
KCSAN: data-race in ring_buffer_poll_wait / ring_buffer_unlock_commit race:benign prio:low trace 6 C 5 3d17h 58d
KCSAN: data-race in probe_sched_switch / tracing_stop_cmdline_record race:benign prio:low trace 6 C 14 5h42m 65d
KCSAN: data-race in probe_sched_wakeup / tracing_start_sched_switch race:benign prio:low trace 6 3 3d01h 67d