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 15d 10d
WARNING in check_buffer trace prio:low -1 20 1d02h 16d 💬 1 [15d]
WARNING in ring_buffer_map_get_reader (3) prio:low trace -1 C 8 2d18h 29d PATCH [12d]
KASAN: slab-use-after-free Read in blk_log_remap prio:normal block trace 19 C 3 23d 39d PATCH [32d]
WARNING in free_ei prio:low fs trace -1 81 37d 43d
KASAN: slab-out-of-bounds Read in seq_buf_putmem prio:normal trace block 19 16 4d17h 44d PATCH [23d]
INFO: task hung in ftrace_set_clr_event prio:low trace 1 syz 1 37d 51d
KASAN: use-after-free Read in ignore_event prio:normal actionable trace 19 1 67d 57d
KCSAN: data-race in __rb_reserve_next / ring_buffer_iter_peek prio:low race:harmful trace 6 6 28d 58d
KCSAN: data-race in ring_buffer_unlock_commit / ring_buffer_unlock_commit race:harmful prio:low trace 6 15 1h05m 63d 💬 1 [61d]
WARNING in trace_rb_cpu_prepare prio:low trace -1 syz, C inconclusive 3017 45m 64d 💬 1 [28d]
KASAN: slab-use-after-free Read in bpf_trace_run9 prio:normal bpf trace 19 syz, C 6 220d 216d PATCH [215d]
KASAN: slab-use-after-free Read in bpf_trace_run3 (2) prio:normal trace bpf 19 syz, C 8 188d 222d 💬 5 [179d]
KASAN: slab-use-after-free Read in bpf_trace_run2 (3) prio:normal trace bpf 19 syz 95 186d 227d
INFO: rcu detected stall in watchdog (2) bpf trace prio:low 1 syz, C error error 8 91d 287d 💬 3 [272d]
INFO: task hung in relay_open (2) prio:low trace block 1 syz error 30 59d 300d
INFO: task hung in blk_trace_startstop prio:low block trace 1 syz, C error 64 15d 329d
possible deadlock in down_trylock (3) prio:low trace bpf 4 syz, C error 2 204d 428d 💬 2 [335d]
INFO: task hung in blk_trace_setup (4) prio:low block trace 1 syz done error 35 11d 448d
WARNING in tracepoint_probe_unregister (3) prio:low trace -1 syz, C 325 4d08h 657d PATCH [170d]
INFO: task hung in blk_trace_remove (2) block trace 1 syz, C done done 72 6d10h 984d PATCH [979d]
INFO: task hung in blk_trace_ioctl (4) prio:low trace block 1 syz, C done 90 1d06h 1040d PATCH [1038d]
WARNING in blk_register_tracepoints prio:low trace block -1 syz, C inconclusive done 259 2h49m 1701d
WARNING in get_probe_ref prio:low trace block -1 syz, C done error 64 21h50m 2332d 💬 9 [194d]
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 22d 22d
KCSAN: data-race in probe_sched_wakeup / tracing_stop_cmdline_record race:benign prio:low trace 6 3 4d23h 43d
KASAN: slab-use-after-free Read in uprobe_mmap (2) prio:normal perf trace 19 2 47d 43d PATCH [26d]
KCSAN: data-race in probe_sched_switch / tracing_start_sched_switch race:benign prio:low trace 6 16 1d04h 47d
KCSAN: data-race in rb_get_reader_page / ring_buffer_unlock_commit race:benign prio:low trace 6 4 10d 48d
KCSAN: data-race in rb_move_tail / rb_watermark_hit race:benign prio:low trace 6 1 48d 48d
KCSAN: data-race in ring_buffer_poll_wait / ring_buffer_unlock_commit race:benign prio:low trace 6 C 4 12d 52d
KCSAN: data-race in probe_sched_switch / tracing_stop_cmdline_record race:benign prio:low trace 6 C 13 7d13h 60d
KCSAN: data-race in probe_sched_wakeup / tracing_start_sched_switch race:benign prio:low trace 6 2 16d 61d