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
KASAN: slab-use-after-free Read in ring_buffer_lock_reserve trace prio:normal actionable 19 1 5d21h 21h05m
WARNING in check_buffer trace prio:low -1 13 15m 6d07h 💬 1 [6d01h]
WARNING in ring_buffer_map_get_reader (3) prio:low trace -1 C 4 14h33m 20d PATCH [2d12h]
KASAN: slab-use-after-free Read in blk_log_remap prio:normal trace block 19 C 3 13d 29d PATCH [23d]
WARNING in free_ei prio:low fs trace -1 81 27d 33d
KASAN: slab-out-of-bounds Read in seq_buf_putmem prio:normal trace block 19 15 18d 34d PATCH [13d]
INFO: task hung in ftrace_set_clr_event prio:low trace 1 syz 1 27d 41d
KASAN: use-after-free Read in ignore_event prio:normal actionable trace 19 1 57d 48d
KCSAN: data-race in __rb_reserve_next / ring_buffer_iter_peek prio:low race:harmful trace 6 6 18d 48d
KCSAN: data-race in ring_buffer_unlock_commit / ring_buffer_unlock_commit race:harmful prio:low trace 6 12 7d19h 53d 💬 1 [51d]
WARNING in trace_rb_cpu_prepare prio:low trace -1 syz, C inconclusive 2534 36m 54d 💬 1 [18d]
KCSAN: data-race in __perf_event_overflow / perf_event_detach_bpf_prog race:harmful prio:low bpf trace 6 2 50d 59d PATCH [36d]
KASAN: slab-use-after-free Read in bpf_trace_run9 prio:normal bpf trace 19 syz, C 6 210d 207d PATCH [205d]
KASAN: slab-use-after-free Read in bpf_trace_run3 (2) prio:normal trace bpf 19 syz, C 8 178d 212d 💬 5 [169d]
KASAN: slab-use-after-free Read in bpf_trace_run2 (3) prio:normal trace bpf 19 syz 95 176d 217d
INFO: rcu detected stall in watchdog (2) bpf trace prio:low 1 syz, C error error 8 81d 277d 💬 3 [262d]
INFO: task hung in relay_open (2) prio:low trace block 1 syz error 30 50d 290d
INFO: task hung in blk_trace_startstop prio:low block trace 1 syz, C error 64 5d21h 319d
possible deadlock in down_trylock (3) prio:low trace bpf 4 syz, C error 2 194d 418d 💬 2 [325d]
INFO: task hung in blk_trace_setup (4) prio:low block trace 1 syz done error 35 1d09h 438d
WARNING in tracepoint_probe_unregister (3) prio:low trace -1 syz, C 320 9d04h 648d PATCH [161d]
INFO: task hung in blk_trace_remove (2) block trace 1 syz, C done done 71 9d18h 975d PATCH [969d]
INFO: task hung in blk_trace_ioctl (4) prio:low trace block 1 syz, C done 89 7d11h 1031d PATCH [1028d]
WARNING in blk_register_tracepoints prio:low trace block -1 syz, C inconclusive done 238 6h45m 1691d
WARNING in get_probe_ref prio:low trace block -1 syz, C done error 56 20h27m 2322d 💬 9 [184d]
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 13d 13d
KCSAN: data-race in probe_sched_wakeup / tracing_stop_cmdline_record race:benign prio:low trace 6 2 26d 33d
KASAN: slab-use-after-free Read in uprobe_mmap (2) prio:normal perf trace 19 2 37d 33d PATCH [16d]
KCSAN: data-race in probe_sched_switch / tracing_start_sched_switch race:benign prio:low trace 6 10 1d00h 38d
KCSAN: data-race in rb_get_reader_page / ring_buffer_unlock_commit race:benign prio:low trace 6 4 17h09m 38d
KCSAN: data-race in rb_move_tail / rb_watermark_hit race:benign prio:low trace 6 1 38d 38d
KCSAN: data-race in ring_buffer_poll_wait / ring_buffer_unlock_commit race:benign prio:low trace 6 C 4 2d12h 42d
KCSAN: data-race in probe_sched_switch / tracing_stop_cmdline_record race:benign prio:low trace 6 C 12 1d05h 50d
KCSAN: data-race in probe_sched_wakeup / tracing_start_sched_switch race:benign prio:low trace 6 2 6d14h 51d