trace subsystem


List(s): linux-trace-kernel@vger.kernel.org
Fixed bugs: 69
Parent subsystem(s): kernel (117)
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 24d 18d
WARNING in check_buffer prio:low trace -1 C 30 15h17m 24d 💬 1 [8d02h]
WARNING in ring_buffer_map_get_reader (3) prio:low trace -1 C 10 1d23h 38d PATCH [20d]
KASAN: slab-use-after-free Read in blk_log_remap prio:normal block trace 19 C 3 31d 47d PATCH [41d]
WARNING in free_ei prio:low fs trace -1 81 45d 52d
KASAN: slab-out-of-bounds Read in seq_buf_putmem prio:normal trace block 19 17 1h35m 52d PATCH [31d]
INFO: task hung in ftrace_set_clr_event prio:low trace 1 syz 1 45d 60d
KASAN: use-after-free Read in ignore_event prio:normal actionable trace 19 1 75d 66d
KCSAN: data-race in __rb_reserve_next / ring_buffer_iter_peek prio:low race:harmful trace 6 6 37d 66d
KCSAN: data-race in ring_buffer_unlock_commit / ring_buffer_unlock_commit race:harmful prio:low trace 6 17 10h49m 71d 💬 1 [69d]
WARNING in trace_rb_cpu_prepare prio:low trace -1 syz, C inconclusive 3492 42m 72d 💬 1 [36d]
KASAN: slab-use-after-free Read in bpf_trace_run9 prio:normal bpf trace 19 syz, C 6 229d 225d PATCH [223d]
KASAN: slab-use-after-free Read in bpf_trace_run3 (2) prio:normal trace bpf 19 syz, C 8 196d 230d 💬 5 [187d]
KASAN: slab-use-after-free Read in bpf_trace_run2 (3) prio:normal trace bpf 19 syz 95 194d 235d
INFO: rcu detected stall in watchdog (2) bpf trace prio:low 1 syz, C error error 9 2d20h 295d 💬 3 [280d]
INFO: task hung in relay_open (2) prio:low trace block 1 syz error 30 68d 309d
INFO: task hung in blk_trace_startstop prio:low block trace 1 syz, C error 64 23d 337d
possible deadlock in down_trylock (3) prio:low trace bpf 4 syz, C error 2 212d 436d 💬 2 [343d]
INFO: task hung in blk_trace_setup (4) prio:low block trace 1 syz done error 35 2d02h 456d
WARNING in tracepoint_probe_unregister (3) prio:low trace -1 syz, C 327 21h06m 666d PATCH [179d]
INFO: task hung in blk_trace_remove (2) block trace 1 syz, C done done 73 3d18h 993d PATCH [987d]
INFO: task hung in blk_trace_ioctl (4) prio:low trace block 1 syz, C done 90 9d12h 1049d PATCH [1046d]
WARNING in blk_register_tracepoints prio:low trace block -1 syz, C inconclusive done 267 1d13h 1709d
WARNING in get_probe_ref prio:low trace block -1 syz, C done error 65 1d02h 2340d 💬 9 [202d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in __rb_reserve_next / rb_iter_head_event race:benign prio:low trace 6 1 31d 31d
KCSAN: data-race in probe_sched_wakeup / tracing_stop_cmdline_record race:benign prio:low trace 6 3 13d 51d
KASAN: slab-use-after-free Read in uprobe_mmap (2) prio:normal perf trace 19 2 55d 51d PATCH [34d]
KCSAN: data-race in probe_sched_switch / tracing_start_sched_switch race:benign prio:low trace 6 23 7h37m 56d
KCSAN: data-race in rb_get_reader_page / ring_buffer_unlock_commit race:benign prio:low trace 6 5 7d05h 56d
KCSAN: data-race in ring_buffer_poll_wait / ring_buffer_unlock_commit race:benign prio:low trace 6 C 5 6d15h 60d
KCSAN: data-race in probe_sched_switch / tracing_stop_cmdline_record race:benign prio:low trace 6 C 14 3d03h 68d
KCSAN: data-race in probe_sched_wakeup / tracing_start_sched_switch race:benign prio:low trace 6 3 5d23h 70d