trace subsystem


List(s): linux-trace-kernel@vger.kernel.org
Fixed bugs: 69
Parent subsystem(s): kernel (119)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KASAN: slab-use-after-free Read in blk_log_remap prio:normal trace block 19 C 2 7d04h 7d04h PATCH [20h41m]
WARNING in free_ei trace fs prio:low -1 81 4d23h 11d
KASAN: slab-out-of-bounds Read in seq_buf_putmem block trace prio:normal 19 13 8d18h 12d
INFO: task hung in ftrace_set_clr_event trace prio:low 1 syz 1 5d04h 19d
KASAN: use-after-free Read in ignore_event prio:normal actionable trace 19 1 35d 25d
KCSAN: data-race in __rb_reserve_next / ring_buffer_iter_peek trace prio:low race:harmful 6 5 13d 26d
KCSAN: data-race in ring_buffer_unlock_commit / ring_buffer_unlock_commit race:harmful prio:low trace 6 7 6d08h 31d 💬 1 [29d]
WARNING in trace_rb_cpu_prepare prio:low trace -1 syz 1565 3h38m 32d 💬 1 [28d]
KCSAN: data-race in __perf_event_overflow / perf_event_detach_bpf_prog race:harmful prio:low bpf trace 6 2 28d 36d PATCH [14d]
WARNING in ring_buffer_nr_dirty_pages prio:low trace -1 5 85d 179d
KASAN: slab-use-after-free Read in bpf_trace_run9 prio:normal bpf trace 19 syz, C 6 188d 184d PATCH [183d]
KASAN: slab-use-after-free Read in bpf_trace_run3 (2) prio:normal bpf trace 19 syz, C 8 156d 190d 💬 5 [147d]
KASAN: slab-use-after-free Read in bpf_trace_run2 (3) prio:normal trace bpf 19 syz 95 154d 195d
INFO: rcu detected stall in watchdog (2) bpf trace prio:low 1 syz, C error error 8 59d 255d 💬 3 [240d]
INFO: task hung in relay_open (2) prio:low block trace 1 syz error 30 27d 268d
INFO: task hung in blk_trace_startstop prio:low block trace 1 syz, C error 62 5d06h 297d
possible deadlock in down_trylock (3) prio:low trace bpf 4 syz, C error 2 172d 396d 💬 2 [303d]
INFO: task hung in blk_trace_setup (4) prio:low trace block 1 syz done error 34 22d 415d
WARNING in tracepoint_probe_unregister (3) prio:low trace -1 syz, C 319 1d16h 625d PATCH [138d]
INFO: task hung in blk_trace_remove (2) block trace 1 syz, C done done 71 5d21h 952d PATCH [947d]
INFO: task hung in blk_trace_ioctl (4) prio:low block trace 1 syz, C done 87 13d 1008d PATCH [1006d]
WARNING in blk_register_tracepoints prio:low trace block -1 syz, C inconclusive done 190 6h56m 1669d
WARNING in get_probe_ref prio:low block trace -1 syz, C done error 46 9h47m 2300d 💬 9 [162d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in probe_sched_wakeup / tracing_stop_cmdline_record trace race:benign prio:low 6 2 3d19h 11d
KASAN: slab-use-after-free Read in uprobe_mmap (2) perf trace prio:normal 19 2 15d 11d
KCSAN: data-race in probe_sched_switch / tracing_start_sched_switch trace race:benign prio:low 6 1 15d 15d
KCSAN: data-race in rb_get_reader_page / ring_buffer_unlock_commit trace race:benign prio:low 6 2 11d 16d
KCSAN: data-race in rb_move_tail / rb_watermark_hit trace race:benign prio:low 6 1 16d 16d
KCSAN: data-race in ring_buffer_poll_wait / ring_buffer_unlock_commit trace race:benign prio:low 6 3 5d07h 20d
KCSAN: data-race in probe_sched_switch / tracing_stop_cmdline_record trace race:benign prio:low 6 5 9d08h 28d
KCSAN: data-race in probe_sched_wakeup / tracing_start_sched_switch trace race:benign prio:low 6 1 29d 29d
KCSAN: data-race in do_readlinkat / ring_buffer_unlock_commit race:benign prio:high trace 6 1 35d 35d