Out of 183 bugs, 156 were automatically obsoleted (11 due to revoked reproducers), 27 were invalidated by users.
Applied filters: Label=subsystems:perf (drop)
Extra filters: [With Repro]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported
KCSAN: data-race in __perf_event_overflow / __perf_event_set_bpf_prog race:harmful prio:low perf 6 11 101d 211d
KCSAN: data-race in event_sched_out / perf_mmap_rb perf prio:low 6 1 138d 135d
BUG: soft lockup in macvlan_handle_frame (2) net perf prio:low 1 2 140d 163d
BUG: soft lockup in inet_twsk_put perf prio:high 1 1 174d 174d
KCSAN: data-race in detach_pid / perf_event_switch_output (5) perf prio:low 6 1 147d 147d
KCSAN: data-race in __perf_event_read_value / event_sched_in (2) perf prio:high 6 1 153d 153d
BUG: soft lockup in neigh_timer_handler (4) perf 1 1 151d 151d
KCSAN: data-race in memcpy_and_pad / perf_remove_from_owner perf 6 1 158d 158d
KCSAN: data-race in __perf_event_read_value / event_sched_out (7) perf 6 1 202d 202d
BUG: soft lockup in tcp_write_timer (10) perf mm net 1 3 167d 197d
general protection fault in perf_tp_event (4) perf 2 1 243d 239d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state (6) race:harmful perf 6 6 213d 201d
KASAN: slab-use-after-free Read in __task_pid_nr_ns perf 19 5 257d 386d
KCSAN: data-race in perf_event_set_state / perf_mmap_rb race:harmful perf 6 1 224d 201d
BUG: soft lockup in xfrm_timer_handler (2) perf 1 1 263d 259d
BUG: soft lockup in packet_rcv perf trace 1 2 241d 293d
KCSAN: data-race in perf_event_set_state / perf_event_update_time (5) perf 6 2 337d 351d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state (5) perf 6 3 345d 363d
BUG: soft lockup in __sk_destruct perf 1 1 426d 426d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state (4) perf 6 1 461d 461d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state (3) perf 6 4 558d 608d
KCSAN: data-race in perf_event_set_state / perf_event_update_time (4) perf 6 2 567d 571d
KCSAN: data-race in _free_event / perf_pending_task (2) perf 6 9 570d 681d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (9) perf 6 1 638d 638d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state (2) perf 6 1 676d 676d
KASAN: slab-use-after-free Read in filter_chain perf trace 19 13 714d 772d
KASAN: slab-use-after-free Read in uprobe_mmap perf trace 19 67 716d 763d
WARNING in free_event perf -1 syz, C unreliable done 1 778d 975d
KASAN: slab-use-after-free Read in uprobe_unregister trace perf 19 syz, C unreliable 5 737d 735d
KCSAN: data-race in _free_event / perf_pending_task perf 6 6 726d 756d
KCSAN: data-race in __change_pid / perf_event_switch_output (3) perf 6 1 753d 753d
BUG: soft lockup in sys_perf_event_open perf 1 1 817d 813d
BUG: using __this_cpu_add() in preemptible code in graph_lock perf 4 1 860d 856d
KCSAN: data-race in perf_event_set_state / perf_event_update_time (3) perf 6 2 796d 807d
WARNING: suspicious RCU usage in __schedule (2) perf 4 1 864d 860d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state perf 6 1 816d 816d
KCSAN: data-race in __change_pid / perf_event_switch_output (2) perf 6 1 825d 825d
KASAN: use-after-free Read in refcount_sub_and_test_checked (2) perf 19 syz done error 10 2386d 2793d
KCSAN: data-race in __change_pid / perf_event_switch_output perf 6 1 879d 879d
WARNING in ctx_sched_in (2) perf -1 1 951d 947d
KCSAN: data-race in perf_event_set_state / perf_event_update_userpage perf 6 1 904d 904d
KCSAN: data-race in detach_pid / perf_event_switch_output (4) perf 6 1 921d 921d
KCSAN: data-race in perf_event_set_state / perf_event_update_time (2) perf 6 1 946d 946d
KCSAN: data-race in ctx_sched_out / perf_event_update_time perf 6 1 1016d 989d
INFO: task hung in perf_event_free_task perf 1 syz, C done error 40 1081d 2590d
KCSAN: data-race in detach_pid / perf_event_switch_output (3) perf 6 1 1076d 1076d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (8) perf 6 2 1133d 1149d
KCSAN: data-race in perf_event_set_state / perf_event_update_time perf 6 2 1144d 1151d
KCSAN: data-race in perf_event_exit_event / perf_event_exit_event (4) perf 6 2 1156d 1158d
KCSAN: data-race in __perf_event_overflow / perf_event_exit_event (5) perf 6 2 1164d 1166d
KCSAN: data-race in __perf_event_overflow / perf_event_exit_event (4) perf 6 1 1230d 1230d
INFO: task can't die in perf_event_free_task perf 1 syz unreliable 6 1406d 2106d
WARNING: held lock freed in uprobe_unregister trace perf 4 syz, C error 3 2028d 2030d
KCSAN: data-race in event_sched_out / perf_event_update_time (4) perf 6 1 1340d 1340d
KCSAN: data-race in __perf_event_read_value / event_sched_out (6) perf 6 1 1364d 1364d
INFO: rcu detected stall in __perf_sw_event perf 1 syz done error 99 1938d 2757d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (7) perf 6 3 1381d 1432d
KCSAN: data-race in __perf_event_read_value / event_sched_out (5) perf 6 5 1401d 1458d
possible deadlock in down_trylock (2) perf 4 syz, C error error 17 1584d 2855d
KCSAN: data-race in event_sched_out / perf_event_update_time (3) perf 6 1 1442d 1442d
possible deadlock in perf_event_ctx_lock_nested (2) perf 4 syz done 12 1770d 1927d
INFO: rcu detected stall in inet_sendmsg (3) perf 1 syz error error 68 1583d 2222d
KCSAN: data-race in event_sched_out / perf_event_update_time (2) perf 6 1 1477d 1477d
WARNING in add_event_to_ctx perf -1 syz, C done done 7 2612d 2624d
KCSAN: data-race in perf_event_exit_event / perf_event_exit_event (3) perf 6 1 1488d 1488d
KCSAN: data-race in __perf_event_overflow / perf_event_exit_event (3) perf 6 1 1512d 1512d
KCSAN: data-race in event_sched_in / perf_event_update_userpage (5) perf 6 1 1524d 1524d
KCSAN: data-race in __perf_event_read_value / event_sched_out (4) perf 6 1 1525d 1525d
KCSAN: data-race in event_sched_out / perf_event_update_time perf 6 2 1566d 1580d
KCSAN: data-race in __perf_event_overflow / perf_event_exit_event (2) perf 6 1 1578d 1578d
KCSAN: data-race in __perf_event_read_value / event_sched_out (3) perf 6 2 1587d 1604d
KCSAN: data-race in arch_perf_update_userpage / arch_perf_update_userpage (5) perf 6 2 1599d 1606d
KCSAN: data-race in event_sched_in / perf_mmap (3) perf 6 1 1605d 1605d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (6) perf 6 2 1605d 1613d
KCSAN: data-race in arch_perf_update_userpage / perf_mmap perf 6 2 1613d 1626d
general protection fault in perf_tp_event (3) perf 2 9 1706d 1790d
KCSAN: data-race in __perf_event_read / perf_mmap perf 6 1 1624d 1624d
KMSAN: uninit-value in __perf_event_task_sched_in perf 7 1 1700d 1700d
KCSAN: data-race in __perf_event_read_value / event_sched_out (2) perf 6 3 1645d 1684d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (5) perf 6 3 1651d 1658d
KCSAN: data-race in arch_perf_update_userpage / arch_perf_update_userpage (4) perf 6 1 1653d 1653d
KCSAN: data-race in event_sched_in / perf_mmap (2) perf 6 1 1654d 1654d
KCSAN: data-race in event_sched_in / perf_event_update_userpage (4) perf 6 1 1665d 1665d
KCSAN: data-race in __perf_event_overflow / perf_event_exit_event perf 6 1 1666d 1666d
KMSAN: uninit-value in build_id_parse (2) perf 7 3 1723d 1734d
KCSAN: data-race in event_sched_out / perf_mmap perf 6 7 1671d 1755d
KCSAN: data-race in perf_event_exit_event / perf_event_exit_event (2) perf 6 1 1673d 1673d
INFO: rcu detected stall in mrp_periodic_timer (3) perf 1 1 1694d 1694d
INFO: rcu detected stall in estimation_timer (2) perf 1 1 1700d 1700d
INFO: rcu detected stall in __mod_timer (3) perf 1 24 1669d 1895d
INFO: rcu detected stall in sys_sendto (5) perf 1 7 1668d 1789d
INFO: task hung in uprobe_start_dup_mmap (2) perf trace 1 4 1687d 1702d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (7) perf 6 2 1695d 1702d
INFO: rcu detected stall in read_iter_zero (3) perf 1 1 1752d 1752d
INFO: rcu detected stall in sys_io_submit perf 1 1 1753d 1753d
general protection fault in perf_cgroup_switch perf 2 1 1762d 1758d
possible deadlock in register_for_each_vma (2) trace perf 4 1 1796d 1794d
KCSAN: data-race in detach_pid / perf_event_switch_output (2) perf 6 1 1712d 1712d
KCSAN: data-race in arch_perf_update_userpage / arch_perf_update_userpage (3) perf 6 1 1717d 1717d
KCSAN: data-race in __perf_event_read_value / event_sched_out perf 6 6 1722d 1797d
INFO: rcu detected stall in tipc_sendstream perf 1 1 1763d 1763d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (6) perf 6 1 1745d 1745d
INFO: task hung in perf_event_alloc perf 1 1 1803d 1803d
KCSAN: data-race in event_sched_in / perf_mmap perf 6 1 1748d 1742d
KCSAN: data-race in ctx_sched_out / perf_mmap perf 6 2 1758d 1765d
INFO: rcu detected stall in perf_event_open (2) perf 1 1 1794d 1794d
KCSAN: data-race in __perf_event_read_value / event_sched_in perf 6 2 1769d 1783d
KCSAN: data-race in perf_event_exit_event / perf_event_exit_event perf 6 1 1786d 1786d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (5) perf 6 1 1796d 1796d
KCSAN: data-race in detach_pid / perf_event_switch_output perf 6 16 1797d 1948d
WARNING in ctx_sched_in perf -1 33 1895d 1958d
INFO: task hung in perf_event_exit_task perf 1 25 1867d 1967d
KCSAN: data-race in copy_page_from_iter_atomic / uprobe_write_opcode trace perf 6 1 1814d 1814d
WARNING in __perf_install_in_context perf -1 6 1904d 1927d
WARNING in task_ctx_sched_out perf -1 2 1907d 1927d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (4) perf 6 1 1823d 1823d
INFO: rcu detected stall in read_iter_zero (2) perf 1 1 1889d 1889d
KCSAN: data-race in event_sched_in / perf_event_update_userpage (3) perf 6 1 1836d 1836d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (4) perf 6 1 1846d 1846d
WARNING in ctx_sched_out perf -1 2 1960d 1927d
KMSAN: uninit-value in build_id_parse perf 7 3 1937d 1948d
possible deadlock in register_for_each_vma perf trace 4 1 1983d 1979d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (3) perf 6 2 1910d 1921d
general protection fault in perf_tp_event (2) perf 2 109 2001d 2242d
KCSAN: data-race in event_sched_in / perf_event_update_userpage (2) perf 6 1 1934d 1934d
KCSAN: data-race in __perf_event_header__init_id / detach_pid perf 6 1 1955d 1955d
KCSAN: data-race in find_get_context / find_get_context perf 6 1 1956d 1956d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (2) perf 6 1 1958d 1958d
BUG: KFENCE: use-after-free read in find_uprobe perf trace -1 1 2031d 2031d
WARNING: refcount bug in uprobe_mmap trace perf 13 1 2031d 2031d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (3) perf 6 1 2036d 2036d
KCSAN: data-race in event_sched_in / perf_event_update_userpage perf 6 1 2040d 2040d
INFO: rcu detected stall in __do_sys_bpf perf 1 1 2140d 2140d
INFO: rcu detected stall in __do_sys_perf_event_open perf 1 2 2182d 2184d
KCSAN: data-race in event_sched_out / perf_event_update_userpage perf 6 1 2128d 2128d
KMSAN: uninit-value in x86_pmu_stop perf 7 1 2188d 2188d
BUG: unable to handle kernel paging request in perf_misc_flags perf 8 1 2189d 2185d
BUG: corrupted list in event_sched_out perf 8 1 2192d 2188d
general protection fault in perf_tp_event_match (2) perf 2 356 2246d 2575d
BUG: unable to handle kernel NULL pointer dereference in perf_misc_flags perf 10 2 2230d 2241d
BUG: soft lockup in perf_release (2) perf 1 2 2241d 2238d
general protection fault in msr_event_init perf 2 1 2244d 2240d
INFO: rcu detected stall in __se_sys_perf_event_open perf 1 1 2244d 2244d
general protection fault in perf_misc_flags perf 2 7 2159d 2167d
KCSAN: data-race in perf_event_exit_task / perf_event_exit_task perf 6 1 2190d 2190d
INFO: rcu detected stall in sys_sendto (4) perf 1 1 2247d 2247d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (2) perf 6 1 2227d 2227d
WARNING: locking bug in __perf_event_task_sched_in perf 4 2 2332d 2366d
KASAN: out-of-bounds Read in perf_assign_events perf 17 1 2316d 2312d
KCSAN: data-race in perf_event_wakeup / perf_event_wakeup perf 6 1 2295d 2295d
BUG: unable to handle kernel NULL pointer dereference in smp_call_function_many_cond perf 10 1 2264d 2264d
KCSAN: data-race in calc_timer_values / perf_event_update_time perf 6 8 2368d 2480d
KCSAN: data-race in __change_pid / __task_pid_nr_ns (2) perf 6 1 2388d 2388d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage perf 6 4 2401d 2486d
KCSAN: data-race in arch_perf_update_userpage / arch_perf_update_userpage (2) perf 6 1 2443d 2443d
KCSAN: data-race in mmap_region / register_for_each_vma perf trace 6 1 2450d 2450d
INFO: rcu detected stall in sys_perf_event_open (4) perf 1 1 2422d 2422d
INFO: rcu detected stall in sys_perf_event_open (3) perf 1 1 2422d 2422d
INFO: rcu detected stall in sys_perf_event_open (2) perf 1 8 2457d 2458d
INFO: task hung in perf_ioctl perf 1 1 2461d 2461d
INFO: task hung in perf_event_release_kernel perf 1 18 2461d 2462d
KCSAN: data-race in ns_capable_common / prepare_signal perf 6 1 2484d 2484d
KCSAN: data-race in arch_perf_update_userpage / arch_perf_update_userpage perf 6 1 2487d 2487d
general protection fault in perf_tp_event perf 2 423 2612d 3036d
KASAN: use-after-free Read in _free_event perf 19 1 2621d 2620d
INFO: task hung in uprobe_start_dup_mmap trace perf 1 196 2697d 2911d
INFO: task hung in register_for_each_vma perf trace 1 1 2764d 2764d
possible deadlock in uprobe_clear_state perf trace 4 2 2776d 2814d
possible deadlock in percpu_down_write perf trace 4 2 2784d 2872d
possible deadlock in fs_reclaim_acquire perf trace 4 1 2790d 2788d
KASAN: slab-out-of-bounds Read in perf_exclude_event perf 17 5 2809d 2797d
general protection fault in uprobe_mmap perf trace 2 1 2831d 2829d
INFO: rcu detected stall in sys_perf_event_open perf 1 1 2902d 2900d
INFO: task hung in __do_sys_perf_event_open perf 1 1 2966d 2964d
general protection fault in perf_tp_event_match perf 2 1 2969d 2969d
possible deadlock in perf_event_for_each_child perf 4 135 3128d 3137d
possible deadlock in perf_event_ctx_lock_nested perf 4 8914 3176d 3225d
INFO: rcu detected stall in smp_call_function_many perf 1 138 2920d 3075d
BUG: soft lockup in __msan_metadata_ptr_for_load_4 perf 1 243 2908d 2969d
general protection fault in __perf_event_task_sched_in perf 2 1 2975d 2975d
BUG: soft lockup in event_function_call perf 1 25 2914d 2966d
INFO: rcu detected stall in event_function_call perf 1 5 2921d 2959d
INFO: task hung in rwsem_down_read_failed perf 1 8 3126d 3173d