trace subsystem


List(s): linux-trace-kernel@vger.kernel.org
Fixed bugs: 68
Parent subsystem(s): kernel (107)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
INFO: task hung in ftrace_set_clr_event trace prio:low 1 syz 1 5d04h 1d04h
KASAN: use-after-free Read in ignore_event trace prio:normal actionable 19 1 16d 7d05h
KCSAN: data-race in __rb_reserve_next / ring_buffer_iter_peek trace prio:low race:harmful 6 2 7d07h 7d21h
KCSAN: data-race in ring_buffer_unlock_commit / ring_buffer_unlock_commit trace race:harmful prio:low 6 4 3d14h 13d 💬 1 [11d]
WARNING in trace_rb_cpu_prepare prio:low trace -1 syz 731 18m 13d 💬 1 [10d]
KCSAN: data-race in __perf_event_overflow / perf_event_detach_bpf_prog bpf trace race:harmful prio:low 6 2 9d12h 18d PATCH [3d15h]
KASAN: use-after-free Write in ring_buffer_read_page actionable prio:normal trace 22 1 83d 75d PATCH [47d]
WARNING in ring_buffer_nr_dirty_pages prio:low trace -1 5 66d 160d
KASAN: slab-use-after-free Read in bpf_trace_run9 prio:normal bpf trace 19 syz, C 6 170d 166d PATCH [164d]
KASAN: slab-use-after-free Read in bpf_trace_run3 (2) prio:normal bpf trace 19 syz, C 8 137d 171d 💬 5 [128d]
KASAN: slab-use-after-free Read in bpf_trace_run2 (3) prio:normal bpf trace 19 syz 95 135d 176d
INFO: rcu detected stall in watchdog (2) bpf trace prio:low 1 syz, C error error 8 40d 236d 💬 3 [221d]
INFO: task hung in relay_open (2) prio:low trace block 1 syz error 30 9d07h 250d
INFO: task hung in blk_trace_startstop prio:low block trace 1 syz, C error 60 40d 278d
possible deadlock in down_trylock (3) prio:low bpf trace 4 syz, C error 2 153d 377d 💬 2 [284d]
INFO: task hung in blk_trace_setup (4) prio:low trace block 1 syz done error 34 3d14h 397d
WARNING in tracepoint_probe_unregister (3) prio:low trace -1 syz, C 307 2d22h 607d PATCH [120d]
INFO: task hung in blk_trace_remove (2) block trace 1 syz, C done done 70 63d 934d PATCH [928d]
INFO: task hung in blk_trace_ioctl (4) prio:low block trace 1 syz, C done 87 9d22h 990d PATCH [987d]
WARNING in blk_register_tracepoints prio:low block trace -1 syz, C inconclusive done 164 7h23m 1650d
WARNING in get_probe_ref prio:low trace block -1 syz, C done error 29 13d 2281d 💬 9 [143d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in ring_buffer_poll_wait / ring_buffer_unlock_commit trace race:benign 6 1 2d00h 2d00h
KCSAN: data-race in probe_sched_switch / tracing_stop_cmdline_record trace race:benign prio:low 6 1 9d10h 9d10h
KCSAN: data-race in probe_sched_wakeup / tracing_start_sched_switch trace race:benign prio:low 6 1 11d 11d
KCSAN: data-race in do_readlinkat / ring_buffer_unlock_commit trace race:benign prio:high 6 1 16d 16d