trace subsystem


List(s): linux-trace-kernel@vger.kernel.org
Fixed bugs: 66
Parent subsystem(s): kernel (98)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in ring_buffer_unlock_commit / ring_buffer_unlock_commit trace race:harmful 6 1 2d19h 2d18h 💬 1 [19h41m]
KASAN: slab-use-after-free Read in ring_buffer_iter_advance trace prio:normal actionable 19 1 7d08h 2d20h PATCH [11m]
WARNING in trace_rb_cpu_prepare prio:low trace -1 syz 276 48m 3d09h
KCSAN: data-race in __perf_event_overflow / perf_event_detach_bpf_prog bpf trace race:harmful prio:low 6 1 8d00h 7d23h
KASAN: use-after-free Write in ring_buffer_read_page actionable prio:normal trace 22 1 73d 65d PATCH [37d]
WARNING in ring_buffer_nr_dirty_pages prio:low trace -1 5 56d 150d
KASAN: slab-use-after-free Read in bpf_trace_run9 prio:normal bpf trace 19 syz, C 6 159d 156d PATCH [154d]
KASAN: slab-use-after-free Read in bpf_trace_run3 (2) prio:normal bpf trace 19 syz, C 8 127d 161d 💬 5 [118d]
KASAN: slab-use-after-free Read in bpf_trace_run2 (3) prio:normal bpf trace 19 syz 95 125d 166d
INFO: rcu detected stall in watchdog (2) bpf trace prio:low 1 syz, C error error 8 30d 226d 💬 3 [211d]
INFO: task hung in relay_open (2) prio:low trace block 1 syz error 29 117d 239d
INFO: task hung in blk_trace_startstop prio:low block trace 1 syz, C error 60 30d 268d
possible deadlock in down_trylock (3) prio:low bpf trace 4 syz, C error 2 143d 367d 💬 2 [274d]
INFO: task hung in blk_trace_setup (4) prio:low trace block 1 syz done error 33 4d14h 387d
WARNING in tracepoint_probe_unregister (3) prio:low trace -1 syz, C 305 5d01h 597d PATCH [110d]
INFO: task hung in blk_trace_remove (2) block trace 1 syz, C done done 70 53d 924d PATCH [918d]
INFO: task hung in blk_trace_ioctl (4) prio:low block trace 1 syz, C done 86 13d 980d PATCH [977d]
WARNING in blk_register_tracepoints prio:low block trace -1 syz, C inconclusive done 162 12d 1640d
WARNING in get_probe_ref prio:low trace block -1 syz, C done error 29 2d20h 2271d 💬 9 [133d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in probe_sched_wakeup / tracing_start_sched_switch trace 6 1 22h10m 22h09m
KASAN: use-after-free Read in ignore_event trace prio:normal 19 1 6d14h 1d21h
KCSAN: data-race in do_readlinkat / ring_buffer_unlock_commit trace race:benign prio:high 6 1 6d08h 6d08h