trace subsystem


List(s): linux-trace-kernel@vger.kernel.org
Fixed bugs: 68
Parent subsystem(s): kernel (105)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KASAN: use-after-free Read in ignore_event trace prio:normal actionable 19 1 15d 5d15h
KCSAN: data-race in __rb_reserve_next / ring_buffer_iter_peek trace prio:low race:harmful 6 2 5d18h 6d08h
KCSAN: data-race in ring_buffer_unlock_commit / ring_buffer_unlock_commit trace race:harmful prio:low 6 4 2d01h 11d 💬 1 [9d12h]
WARNING in trace_rb_cpu_prepare prio:low trace -1 syz 660 now 12d 💬 1 [8d16h]
KCSAN: data-race in __perf_event_overflow / perf_event_detach_bpf_prog bpf trace race:harmful prio:low 6 2 7d23h 16d PATCH [2d02h]
KASAN: use-after-free Write in ring_buffer_read_page actionable prio:normal trace 22 1 81d 74d PATCH [45d]
WARNING in ring_buffer_nr_dirty_pages prio:low trace -1 5 65d 159d
KASAN: slab-use-after-free Read in bpf_trace_run9 prio:normal bpf trace 19 syz, C 6 168d 164d PATCH [163d]
KASAN: slab-use-after-free Read in bpf_trace_run3 (2) prio:normal bpf trace 19 syz, C 8 136d 169d 💬 5 [127d]
KASAN: slab-use-after-free Read in bpf_trace_run2 (3) prio:normal bpf trace 19 syz 95 134d 175d
INFO: rcu detected stall in watchdog (2) bpf trace prio:low 1 syz, C error error 8 39d 235d 💬 3 [219d]
INFO: task hung in relay_open (2) prio:low trace block 1 syz error 30 7d18h 248d
INFO: task hung in blk_trace_startstop prio:low block trace 1 syz, C error 60 39d 276d
possible deadlock in down_trylock (3) prio:low bpf trace 4 syz, C error 2 152d 375d 💬 2 [283d]
INFO: task hung in blk_trace_setup (4) prio:low trace block 1 syz done error 34 2d01h 395d
WARNING in tracepoint_probe_unregister (3) prio:low trace -1 syz, C 307 1d08h 605d PATCH [118d]
INFO: task hung in blk_trace_remove (2) block trace 1 syz, C done done 70 62d 932d PATCH [926d]
INFO: task hung in blk_trace_ioctl (4) prio:low block trace 1 syz, C done 87 8d08h 988d PATCH [986d]
WARNING in blk_register_tracepoints prio:low block trace -1 syz, C inconclusive done 163 8d00h 1649d
WARNING in get_probe_ref prio:low trace block -1 syz, C done error 29 11d 2280d 💬 9 [142d]
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 11h25m 11h24m
KCSAN: data-race in probe_sched_switch / tracing_stop_cmdline_record trace race:benign prio:low 6 1 7d21h 7d21h
KCSAN: data-race in probe_sched_wakeup / tracing_start_sched_switch trace race:benign prio:low 6 1 9d14h 9d14h
KCSAN: data-race in do_readlinkat / ring_buffer_unlock_commit trace race:benign prio:high 6 1 15d 15d