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 22d 17d
WARNING in check_buffer prio:low trace -1 C 28 1d01h 23d 💬 1 [7d00h]
WARNING in ring_buffer_map_get_reader (3) prio:low trace -1 C 10 22h09m 37d PATCH [19d]
KASAN: slab-use-after-free Read in blk_log_remap prio:normal block trace 19 C 3 30d 46d PATCH [40d]
WARNING in free_ei prio:low fs trace -1 81 44d 50d
KASAN: slab-out-of-bounds Read in seq_buf_putmem prio:normal trace block 19 16 11d 51d PATCH [30d]
INFO: task hung in ftrace_set_clr_event prio:low trace 1 syz 1 44d 59d
KASAN: use-after-free Read in ignore_event prio:normal actionable trace 19 1 74d 65d
KCSAN: data-race in __rb_reserve_next / ring_buffer_iter_peek prio:low race:harmful trace 6 6 36d 65d
KCSAN: data-race in ring_buffer_unlock_commit / ring_buffer_unlock_commit race:harmful prio:low trace 6 16 2d05h 70d 💬 1 [68d]
WARNING in trace_rb_cpu_prepare prio:low trace -1 syz, C inconclusive 3436 14m 71d 💬 1 [35d]
KASAN: slab-use-after-free Read in bpf_trace_run9 prio:normal bpf trace 19 syz, C 6 227d 224d PATCH [222d]
KASAN: slab-use-after-free Read in bpf_trace_run3 (2) prio:normal trace bpf 19 syz, C 8 195d 229d 💬 5 [186d]
KASAN: slab-use-after-free Read in bpf_trace_run2 (3) prio:normal trace bpf 19 syz 95 193d 234d
INFO: rcu detected stall in watchdog (2) bpf trace prio:low 1 syz, C error error 9 1d18h 294d 💬 3 [279d]
INFO: task hung in relay_open (2) prio:low trace block 1 syz error 30 67d 307d
INFO: task hung in blk_trace_startstop prio:low block trace 1 syz, C error 64 22d 336d
possible deadlock in down_trylock (3) prio:low trace bpf 4 syz, C error 2 211d 435d 💬 2 [342d]
INFO: task hung in blk_trace_setup (4) prio:low block trace 1 syz done error 35 1d01h 455d
WARNING in tracepoint_probe_unregister (3) prio:low trace -1 syz, C 326 9h05m 665d PATCH [178d]
INFO: task hung in blk_trace_remove (2) block trace 1 syz, C done done 73 2d17h 992d PATCH [986d]
INFO: task hung in blk_trace_ioctl (4) prio:low trace block 1 syz, C done 90 8d11h 1048d PATCH [1045d]
WARNING in blk_register_tracepoints prio:low trace block -1 syz, C inconclusive done 267 11h36m 1708d
WARNING in get_probe_ref prio:low trace block -1 syz, C done error 65 1h03m 2339d 💬 9 [201d]
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 30d 30d
KCSAN: data-race in probe_sched_wakeup / tracing_stop_cmdline_record race:benign prio:low trace 6 3 12d 50d
KASAN: slab-use-after-free Read in uprobe_mmap (2) prio:normal perf trace 19 2 54d 50d PATCH [33d]
KCSAN: data-race in probe_sched_switch / tracing_start_sched_switch race:benign prio:low trace 6 21 4d11h 55d
KCSAN: data-race in rb_get_reader_page / ring_buffer_unlock_commit race:benign prio:low trace 6 5 6d04h 55d
KCSAN: data-race in rb_move_tail / rb_watermark_hit race:benign prio:low trace 6 1 55d 55d
KCSAN: data-race in ring_buffer_poll_wait / ring_buffer_unlock_commit race:benign prio:low trace 6 C 5 5d14h 59d
KCSAN: data-race in probe_sched_switch / tracing_stop_cmdline_record race:benign prio:low trace 6 C 14 2d02h 67d
KCSAN: data-race in probe_sched_wakeup / tracing_start_sched_switch race:benign prio:low trace 6 3 4d21h 68d