trace subsystem


List(s): linux-trace-kernel@vger.kernel.org
Fixed bugs: 69
Parent subsystem(s): kernel (122)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
WARNING in check_buffer trace prio:low -1 11 14h51m 3d21h 💬 1 [3d15h]
WARNING in ring_buffer_map_get_reader (3) prio:low trace -1 C 2 2d17h 17d PATCH [2h22m]
KASAN: slab-use-after-free Read in blk_log_remap prio:normal trace block 19 C 3 10d 26d PATCH [20d]
WARNING in free_ei prio:low fs trace -1 81 24d 31d
KASAN: slab-out-of-bounds Read in seq_buf_putmem prio:normal trace block 19 15 15d 31d PATCH [11d]
INFO: task hung in ftrace_set_clr_event prio:low trace 1 syz 1 24d 39d
KASAN: use-after-free Read in ignore_event prio:normal actionable trace 19 1 55d 45d
KCSAN: data-race in __rb_reserve_next / ring_buffer_iter_peek prio:low race:harmful trace 6 6 16d 46d
KCSAN: data-race in ring_buffer_unlock_commit / ring_buffer_unlock_commit race:harmful prio:low trace 6 12 5d08h 51d 💬 1 [49d]
WARNING in trace_rb_cpu_prepare prio:low trace -1 syz, C inconclusive 2438 10m 51d 💬 1 [16d]
KCSAN: data-race in __perf_event_overflow / perf_event_detach_bpf_prog race:harmful prio:low bpf trace 6 2 47d 56d PATCH [34d]
KASAN: slab-use-after-free Read in bpf_trace_run9 prio:normal bpf trace 19 syz, C 6 208d 204d PATCH [203d]
KASAN: slab-use-after-free Read in bpf_trace_run3 (2) prio:normal trace bpf 19 syz, C 8 176d 209d 💬 5 [167d]
KASAN: slab-use-after-free Read in bpf_trace_run2 (3) prio:normal trace bpf 19 syz 95 174d 215d
INFO: rcu detected stall in watchdog (2) bpf trace prio:low 1 syz, C error error 8 78d 275d 💬 3 [259d]
INFO: task hung in relay_open (2) prio:low trace block 1 syz error 30 47d 288d
INFO: task hung in blk_trace_startstop prio:low block trace 1 syz, C error 64 3d10h 316d
possible deadlock in down_trylock (3) prio:low trace bpf 4 syz, C error 2 192d 415d 💬 2 [323d]
INFO: task hung in blk_trace_setup (4) prio:low block trace 1 syz done error 34 41d 435d
WARNING in tracepoint_probe_unregister (3) prio:low trace -1 syz, C 320 6d17h 645d PATCH [158d]
INFO: task hung in blk_trace_remove (2) block trace 1 syz, C done done 71 7d08h 972d PATCH [966d]
INFO: task hung in blk_trace_ioctl (4) prio:low trace block 1 syz, C done 89 5d00h 1028d PATCH [1025d]
WARNING in blk_register_tracepoints prio:low trace block -1 syz, C inconclusive done 230 16h50m 1689d
WARNING in get_probe_ref prio:low trace block -1 syz, C done error 54 5d11h 2320d 💬 9 [181d]
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 10d 10d
KCSAN: data-race in probe_sched_wakeup / tracing_stop_cmdline_record race:benign prio:low trace 6 2 23d 31d
KASAN: slab-use-after-free Read in uprobe_mmap (2) prio:normal perf trace 19 2 35d 31d PATCH [14d]
KCSAN: data-race in probe_sched_switch / tracing_start_sched_switch race:benign prio:low trace 6 8 1d11h 35d
KCSAN: data-race in rb_get_reader_page / ring_buffer_unlock_commit race:benign prio:low trace 6 3 8d00h 36d
KCSAN: data-race in rb_move_tail / rb_watermark_hit race:benign prio:low trace 6 1 36d 36d
KCSAN: data-race in ring_buffer_poll_wait / ring_buffer_unlock_commit race:benign prio:low trace 6 C 4 1h47m 40d
KCSAN: data-race in probe_sched_switch / tracing_stop_cmdline_record race:benign prio:low trace 6 10 3d03h 47d
KCSAN: data-race in probe_sched_wakeup / tracing_start_sched_switch race:benign prio:low trace 6 2 4d03h 49d
KCSAN: data-race in do_readlinkat / ring_buffer_unlock_commit race:benign prio:high trace 6 1 54d 54d