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 85d 196d
KCSAN: data-race in event_sched_out / perf_mmap_rb perf prio:low 6 1 122d 119d
BUG: soft lockup in macvlan_handle_frame (2) net perf prio:low 1 2 124d 147d
BUG: soft lockup in inet_twsk_put perf prio:high 1 1 158d 158d
KCSAN: data-race in detach_pid / perf_event_switch_output (5) perf prio:low 6 1 131d 131d
KCSAN: data-race in __perf_event_read_value / event_sched_in (2) perf prio:high 6 1 137d 137d
BUG: soft lockup in neigh_timer_handler (4) perf 1 1 135d 135d
KCSAN: data-race in memcpy_and_pad / perf_remove_from_owner perf 6 1 142d 142d
KCSAN: data-race in __perf_event_read_value / event_sched_out (7) perf 6 1 186d 186d
BUG: soft lockup in tcp_write_timer (10) perf mm net 1 3 151d 181d
general protection fault in perf_tp_event (4) perf 2 1 227d 223d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state (6) race:harmful perf 6 6 197d 185d
KASAN: slab-use-after-free Read in __task_pid_nr_ns perf 19 5 241d 370d
KCSAN: data-race in perf_event_set_state / perf_mmap_rb race:harmful perf 6 1 208d 185d
BUG: soft lockup in xfrm_timer_handler (2) perf 1 1 247d 243d
BUG: soft lockup in packet_rcv perf trace 1 2 225d 277d
KCSAN: data-race in perf_event_set_state / perf_event_update_time (5) perf 6 2 322d 335d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state (5) perf 6 3 330d 347d
BUG: soft lockup in __sk_destruct perf 1 1 410d 410d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state (4) perf 6 1 446d 446d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state (3) perf 6 4 542d 592d
KCSAN: data-race in perf_event_set_state / perf_event_update_time (4) perf 6 2 552d 555d
KCSAN: data-race in _free_event / perf_pending_task (2) perf 6 9 554d 665d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (9) perf 6 1 622d 622d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state (2) perf 6 1 660d 660d
KASAN: slab-use-after-free Read in filter_chain perf trace 19 13 698d 756d
KASAN: slab-use-after-free Read in uprobe_mmap perf trace 19 67 700d 747d
WARNING in free_event perf -1 syz, C unreliable done 1 762d 959d
KASAN: slab-use-after-free Read in uprobe_unregister trace perf 19 syz, C unreliable 5 721d 720d
KCSAN: data-race in _free_event / perf_pending_task perf 6 6 710d 740d
KCSAN: data-race in __change_pid / perf_event_switch_output (3) perf 6 1 737d 737d
BUG: soft lockup in sys_perf_event_open perf 1 1 802d 798d
BUG: using __this_cpu_add() in preemptible code in graph_lock perf 4 1 844d 840d
KCSAN: data-race in perf_event_set_state / perf_event_update_time (3) perf 6 2 780d 791d
WARNING: suspicious RCU usage in __schedule (2) perf 4 1 848d 844d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state perf 6 1 800d 800d
KCSAN: data-race in __change_pid / perf_event_switch_output (2) perf 6 1 809d 809d
KASAN: use-after-free Read in refcount_sub_and_test_checked (2) perf 19 syz done error 10 2371d 2777d
KCSAN: data-race in __change_pid / perf_event_switch_output perf 6 1 863d 863d
WARNING in ctx_sched_in (2) perf -1 1 935d 931d
KCSAN: data-race in perf_event_set_state / perf_event_update_userpage perf 6 1 888d 888d
KCSAN: data-race in detach_pid / perf_event_switch_output (4) perf 6 1 905d 905d
KCSAN: data-race in perf_event_set_state / perf_event_update_time (2) perf 6 1 930d 930d
KCSAN: data-race in ctx_sched_out / perf_event_update_time perf 6 1 1000d 974d
INFO: task hung in perf_event_free_task perf 1 syz, C done error 40 1065d 2574d
KCSAN: data-race in detach_pid / perf_event_switch_output (3) perf 6 1 1060d 1060d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (8) perf 6 2 1117d 1133d
KCSAN: data-race in perf_event_set_state / perf_event_update_time perf 6 2 1128d 1136d
KCSAN: data-race in perf_event_exit_event / perf_event_exit_event (4) perf 6 2 1140d 1142d
KCSAN: data-race in __perf_event_overflow / perf_event_exit_event (5) perf 6 2 1148d 1150d
KCSAN: data-race in __perf_event_overflow / perf_event_exit_event (4) perf 6 1 1215d 1215d
INFO: task can't die in perf_event_free_task perf 1 syz unreliable 6 1390d 2090d
WARNING: held lock freed in uprobe_unregister trace perf 4 syz, C error 3 2012d 2014d
KCSAN: data-race in event_sched_out / perf_event_update_time (4) perf 6 1 1324d 1324d
KCSAN: data-race in __perf_event_read_value / event_sched_out (6) perf 6 1 1348d 1348d
INFO: rcu detected stall in __perf_sw_event perf 1 syz done error 99 1922d 2741d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (7) perf 6 3 1365d 1417d
KCSAN: data-race in __perf_event_read_value / event_sched_out (5) perf 6 5 1385d 1442d
possible deadlock in down_trylock (2) perf 4 syz, C error error 17 1568d 2839d
KCSAN: data-race in event_sched_out / perf_event_update_time (3) perf 6 1 1426d 1426d
possible deadlock in perf_event_ctx_lock_nested (2) perf 4 syz done 12 1754d 1911d
INFO: rcu detected stall in inet_sendmsg (3) perf 1 syz error error 68 1568d 2206d
KCSAN: data-race in event_sched_out / perf_event_update_time (2) perf 6 1 1461d 1461d
WARNING in add_event_to_ctx perf -1 syz, C done done 7 2596d 2608d
KCSAN: data-race in perf_event_exit_event / perf_event_exit_event (3) perf 6 1 1472d 1472d
KCSAN: data-race in __perf_event_overflow / perf_event_exit_event (3) perf 6 1 1496d 1496d
KCSAN: data-race in event_sched_in / perf_event_update_userpage (5) perf 6 1 1508d 1508d
KCSAN: data-race in __perf_event_read_value / event_sched_out (4) perf 6 1 1509d 1509d
KCSAN: data-race in event_sched_out / perf_event_update_time perf 6 2 1550d 1564d
KCSAN: data-race in __perf_event_overflow / perf_event_exit_event (2) perf 6 1 1562d 1562d
KCSAN: data-race in __perf_event_read_value / event_sched_out (3) perf 6 2 1571d 1588d
KCSAN: data-race in arch_perf_update_userpage / arch_perf_update_userpage (5) perf 6 2 1583d 1590d
KCSAN: data-race in event_sched_in / perf_mmap (3) perf 6 1 1589d 1589d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (6) perf 6 2 1589d 1597d
KCSAN: data-race in arch_perf_update_userpage / perf_mmap perf 6 2 1597d 1610d
general protection fault in perf_tp_event (3) perf 2 9 1690d 1774d
KCSAN: data-race in __perf_event_read / perf_mmap perf 6 1 1608d 1608d
KMSAN: uninit-value in __perf_event_task_sched_in perf 7 1 1684d 1684d
KCSAN: data-race in __perf_event_read_value / event_sched_out (2) perf 6 3 1629d 1668d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (5) perf 6 3 1635d 1642d
KCSAN: data-race in arch_perf_update_userpage / arch_perf_update_userpage (4) perf 6 1 1637d 1637d
KCSAN: data-race in event_sched_in / perf_mmap (2) perf 6 1 1638d 1638d
KCSAN: data-race in event_sched_in / perf_event_update_userpage (4) perf 6 1 1649d 1649d
KCSAN: data-race in __perf_event_overflow / perf_event_exit_event perf 6 1 1650d 1650d
KMSAN: uninit-value in build_id_parse (2) perf 7 3 1707d 1718d
KCSAN: data-race in event_sched_out / perf_mmap perf 6 7 1656d 1739d
KCSAN: data-race in perf_event_exit_event / perf_event_exit_event (2) perf 6 1 1658d 1658d
INFO: rcu detected stall in mrp_periodic_timer (3) perf 1 1 1678d 1678d
INFO: rcu detected stall in estimation_timer (2) perf 1 1 1684d 1684d
INFO: rcu detected stall in __mod_timer (3) perf 1 24 1653d 1879d
INFO: rcu detected stall in sys_sendto (5) perf 1 7 1653d 1773d
INFO: task hung in uprobe_start_dup_mmap (2) perf trace 1 4 1671d 1686d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (7) perf 6 2 1680d 1686d
INFO: rcu detected stall in read_iter_zero (3) perf 1 1 1736d 1736d
INFO: rcu detected stall in sys_io_submit perf 1 1 1737d 1737d
general protection fault in perf_cgroup_switch perf 2 1 1746d 1742d
possible deadlock in register_for_each_vma (2) trace perf 4 1 1780d 1778d
KCSAN: data-race in detach_pid / perf_event_switch_output (2) perf 6 1 1696d 1696d
KCSAN: data-race in arch_perf_update_userpage / arch_perf_update_userpage (3) perf 6 1 1701d 1701d
KCSAN: data-race in __perf_event_read_value / event_sched_out perf 6 6 1706d 1781d
INFO: rcu detected stall in tipc_sendstream perf 1 1 1747d 1747d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (6) perf 6 1 1729d 1729d
INFO: task hung in perf_event_alloc perf 1 1 1787d 1787d
KCSAN: data-race in event_sched_in / perf_mmap perf 6 1 1732d 1726d
KCSAN: data-race in ctx_sched_out / perf_mmap perf 6 2 1743d 1749d
INFO: rcu detected stall in perf_event_open (2) perf 1 1 1778d 1778d
KCSAN: data-race in __perf_event_read_value / event_sched_in perf 6 2 1753d 1767d
KCSAN: data-race in perf_event_exit_event / perf_event_exit_event perf 6 1 1770d 1770d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (5) perf 6 1 1781d 1781d
KCSAN: data-race in detach_pid / perf_event_switch_output perf 6 16 1781d 1932d
WARNING in ctx_sched_in perf -1 33 1879d 1942d
INFO: task hung in perf_event_exit_task perf 1 25 1851d 1951d
KCSAN: data-race in copy_page_from_iter_atomic / uprobe_write_opcode trace perf 6 1 1798d 1798d
WARNING in __perf_install_in_context perf -1 6 1888d 1911d
WARNING in task_ctx_sched_out perf -1 2 1891d 1911d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (4) perf 6 1 1807d 1807d
INFO: rcu detected stall in read_iter_zero (2) perf 1 1 1873d 1873d
KCSAN: data-race in event_sched_in / perf_event_update_userpage (3) perf 6 1 1820d 1820d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (4) perf 6 1 1830d 1830d
WARNING in ctx_sched_out perf -1 2 1944d 1911d
KMSAN: uninit-value in build_id_parse perf 7 3 1921d 1932d
possible deadlock in register_for_each_vma perf trace 4 1 1967d 1963d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (3) perf 6 2 1894d 1905d
general protection fault in perf_tp_event (2) perf 2 109 1985d 2226d
KCSAN: data-race in event_sched_in / perf_event_update_userpage (2) perf 6 1 1918d 1918d
KCSAN: data-race in __perf_event_header__init_id / detach_pid perf 6 1 1939d 1939d
KCSAN: data-race in find_get_context / find_get_context perf 6 1 1940d 1940d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (2) perf 6 1 1942d 1942d
BUG: KFENCE: use-after-free read in find_uprobe perf trace -1 1 2015d 2015d
WARNING: refcount bug in uprobe_mmap trace perf 13 1 2016d 2015d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (3) perf 6 1 2020d 2020d
KCSAN: data-race in event_sched_in / perf_event_update_userpage perf 6 1 2024d 2024d
INFO: rcu detected stall in __do_sys_bpf perf 1 1 2124d 2124d
INFO: rcu detected stall in __do_sys_perf_event_open perf 1 2 2166d 2168d
KCSAN: data-race in event_sched_out / perf_event_update_userpage perf 6 1 2112d 2112d
KMSAN: uninit-value in x86_pmu_stop perf 7 1 2172d 2172d
BUG: unable to handle kernel paging request in perf_misc_flags perf 8 1 2173d 2169d
BUG: corrupted list in event_sched_out perf 8 1 2176d 2172d
general protection fault in perf_tp_event_match (2) perf 2 356 2230d 2559d
BUG: unable to handle kernel NULL pointer dereference in perf_misc_flags perf 10 2 2215d 2225d
BUG: soft lockup in perf_release (2) perf 1 2 2225d 2222d
general protection fault in msr_event_init perf 2 1 2228d 2224d
INFO: rcu detected stall in __se_sys_perf_event_open perf 1 1 2229d 2229d
general protection fault in perf_misc_flags perf 2 7 2143d 2151d
KCSAN: data-race in perf_event_exit_task / perf_event_exit_task perf 6 1 2175d 2175d
INFO: rcu detected stall in sys_sendto (4) perf 1 1 2231d 2231d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (2) perf 6 1 2211d 2211d
WARNING: locking bug in __perf_event_task_sched_in perf 4 2 2316d 2350d
KASAN: out-of-bounds Read in perf_assign_events perf 17 1 2300d 2296d
KCSAN: data-race in perf_event_wakeup / perf_event_wakeup perf 6 1 2279d 2279d
BUG: unable to handle kernel NULL pointer dereference in smp_call_function_many_cond perf 10 1 2248d 2248d
KCSAN: data-race in calc_timer_values / perf_event_update_time perf 6 8 2352d 2464d
KCSAN: data-race in __change_pid / __task_pid_nr_ns (2) perf 6 1 2373d 2373d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage perf 6 4 2385d 2470d
KCSAN: data-race in arch_perf_update_userpage / arch_perf_update_userpage (2) perf 6 1 2427d 2427d
KCSAN: data-race in mmap_region / register_for_each_vma perf trace 6 1 2434d 2434d
INFO: rcu detected stall in sys_perf_event_open (4) perf 1 1 2406d 2406d
INFO: rcu detected stall in sys_perf_event_open (3) perf 1 1 2407d 2407d
INFO: rcu detected stall in sys_perf_event_open (2) perf 1 8 2441d 2443d
INFO: task hung in perf_ioctl perf 1 1 2445d 2445d
INFO: task hung in perf_event_release_kernel perf 1 18 2445d 2446d
KCSAN: data-race in ns_capable_common / prepare_signal perf 6 1 2468d 2468d
KCSAN: data-race in arch_perf_update_userpage / arch_perf_update_userpage perf 6 1 2471d 2471d
general protection fault in perf_tp_event perf 2 423 2596d 3020d
KASAN: use-after-free Read in _free_event perf 19 1 2605d 2604d
INFO: task hung in uprobe_start_dup_mmap trace perf 1 196 2681d 2895d
INFO: task hung in register_for_each_vma perf trace 1 1 2748d 2748d
possible deadlock in uprobe_clear_state perf trace 4 2 2761d 2798d
possible deadlock in percpu_down_write perf trace 4 2 2768d 2856d
possible deadlock in fs_reclaim_acquire perf trace 4 1 2774d 2772d
KASAN: slab-out-of-bounds Read in perf_exclude_event perf 17 5 2793d 2781d
general protection fault in uprobe_mmap perf trace 2 1 2815d 2813d
INFO: rcu detected stall in sys_perf_event_open perf 1 1 2886d 2884d
INFO: task hung in __do_sys_perf_event_open perf 1 1 2950d 2948d
general protection fault in perf_tp_event_match perf 2 1 2953d 2953d
possible deadlock in perf_event_for_each_child perf 4 135 3112d 3121d
possible deadlock in perf_event_ctx_lock_nested perf 4 8914 3160d 3209d
INFO: rcu detected stall in smp_call_function_many perf 1 138 2904d 3060d
BUG: soft lockup in __msan_metadata_ptr_for_load_4 perf 1 243 2892d 2953d
general protection fault in __perf_event_task_sched_in perf 2 1 2959d 2959d
BUG: soft lockup in event_function_call perf 1 25 2898d 2950d
INFO: rcu detected stall in event_function_call perf 1 5 2905d 2943d
INFO: task hung in rwsem_down_read_failed perf 1 8 3110d 3157d