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Out of 182 bugs, 155 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 event_sched_out / perf_mmap_rb perf prio:low 6 1 71d 68d
BUG: soft lockup in macvlan_handle_frame (2) net perf prio:low 1 2 73d 97d
BUG: soft lockup in inet_twsk_put perf prio:high 1 1 107d 107d
KCSAN: data-race in detach_pid / perf_event_switch_output (5) perf prio:low 6 1 81d 81d
KCSAN: data-race in __perf_event_read_value / event_sched_in (2) perf prio:high 6 1 87d 87d
BUG: soft lockup in neigh_timer_handler (4) perf 1 1 85d 85d
KCSAN: data-race in memcpy_and_pad / perf_remove_from_owner perf 6 1 92d 92d
KCSAN: data-race in __perf_event_read_value / event_sched_out (7) perf 6 1 135d 135d
BUG: soft lockup in tcp_write_timer (10) perf mm net 1 3 101d 130d
general protection fault in perf_tp_event (4) perf 2 1 176d 172d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state (6) race:harmful perf 6 6 147d 135d
KASAN: slab-use-after-free Read in __task_pid_nr_ns perf 19 5 191d 320d
KCSAN: data-race in perf_event_set_state / perf_mmap_rb race:harmful perf 6 1 158d 135d
BUG: soft lockup in xfrm_timer_handler (2) perf 1 1 197d 193d
BUG: soft lockup in packet_rcv perf trace 1 2 174d 227d
KCSAN: data-race in perf_event_set_state / perf_event_update_time (5) perf 6 2 271d 285d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state (5) perf 6 3 279d 296d
BUG: soft lockup in __sk_destruct perf 1 1 360d 360d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state (4) perf 6 1 395d 395d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state (3) perf 6 4 491d 541d
KCSAN: data-race in perf_event_set_state / perf_event_update_time (4) perf 6 2 501d 505d
KCSAN: data-race in _free_event / perf_pending_task (2) perf 6 9 503d 615d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (9) perf 6 1 572d 572d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state (2) perf 6 1 609d 609d
KASAN: slab-use-after-free Read in filter_chain perf trace 19 13 647d 705d
KASAN: slab-use-after-free Read in uprobe_mmap perf trace 19 67 649d 696d
WARNING in free_event perf -1 C unreliable done 1 711d 908d
KASAN: slab-use-after-free Read in uprobe_unregister trace perf 19 C unreliable 5 671d 669d
KCSAN: data-race in _free_event / perf_pending_task perf 6 6 660d 690d
KCSAN: data-race in __change_pid / perf_event_switch_output (3) perf 6 1 687d 687d
BUG: soft lockup in sys_perf_event_open perf 1 1 751d 747d
BUG: using __this_cpu_add() in preemptible code in graph_lock perf 4 1 794d 790d
KCSAN: data-race in perf_event_set_state / perf_event_update_time (3) perf 6 2 730d 740d
WARNING: suspicious RCU usage in __schedule (2) perf 4 1 797d 793d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state perf 6 1 750d 750d
KCSAN: data-race in __change_pid / perf_event_switch_output (2) perf 6 1 759d 759d
KASAN: use-after-free Read in refcount_sub_and_test_checked (2) perf 19 syz done error 10 2320d 2727d
KCSAN: data-race in __change_pid / perf_event_switch_output perf 6 1 813d 813d
WARNING in ctx_sched_in (2) perf -1 1 885d 881d
KCSAN: data-race in perf_event_set_state / perf_event_update_userpage perf 6 1 838d 838d
KCSAN: data-race in detach_pid / perf_event_switch_output (4) perf 6 1 855d 855d
KCSAN: data-race in perf_event_set_state / perf_event_update_time (2) perf 6 1 879d 879d
KCSAN: data-race in ctx_sched_out / perf_event_update_time perf 6 1 950d 923d
INFO: task hung in perf_event_free_task perf 1 C done error 40 1015d 2523d
KCSAN: data-race in detach_pid / perf_event_switch_output (3) perf 6 1 1009d 1009d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (8) perf 6 2 1067d 1082d
KCSAN: data-race in perf_event_set_state / perf_event_update_time perf 6 2 1077d 1085d
KCSAN: data-race in perf_event_exit_event / perf_event_exit_event (4) perf 6 2 1090d 1091d
KCSAN: data-race in __perf_event_overflow / perf_event_exit_event (5) perf 6 2 1098d 1100d
KCSAN: data-race in __perf_event_overflow / perf_event_exit_event (4) perf 6 1 1164d 1164d
INFO: task can't die in perf_event_free_task perf 1 syz unreliable 6 1340d 2039d
WARNING: held lock freed in uprobe_unregister trace perf 4 C error 3 1961d 1963d
KCSAN: data-race in event_sched_out / perf_event_update_time (4) perf 6 1 1273d 1273d
KCSAN: data-race in __perf_event_read_value / event_sched_out (6) perf 6 1 1297d 1297d
INFO: rcu detected stall in __perf_sw_event perf 1 syz done error 99 1871d 2690d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (7) perf 6 3 1315d 1366d
KCSAN: data-race in __perf_event_read_value / event_sched_out (5) perf 6 5 1335d 1392d
possible deadlock in down_trylock (2) perf 4 C error error 17 1518d 2788d
KCSAN: data-race in event_sched_out / perf_event_update_time (3) perf 6 1 1375d 1375d
possible deadlock in perf_event_ctx_lock_nested (2) perf 4 syz done 12 1704d 1861d
INFO: rcu detected stall in inet_sendmsg (3) perf 1 syz error error 68 1517d 2155d
KCSAN: data-race in event_sched_out / perf_event_update_time (2) perf 6 1 1410d 1410d
WARNING in add_event_to_ctx perf -1 C done done 7 2545d 2557d
KCSAN: data-race in perf_event_exit_event / perf_event_exit_event (3) perf 6 1 1421d 1421d
KCSAN: data-race in __perf_event_overflow / perf_event_exit_event (3) perf 6 1 1445d 1445d
KCSAN: data-race in event_sched_in / perf_event_update_userpage (5) perf 6 1 1458d 1458d
KCSAN: data-race in __perf_event_read_value / event_sched_out (4) perf 6 1 1458d 1458d
KCSAN: data-race in event_sched_out / perf_event_update_time perf 6 2 1499d 1514d
KCSAN: data-race in __perf_event_overflow / perf_event_exit_event (2) perf 6 1 1511d 1511d
KCSAN: data-race in __perf_event_read_value / event_sched_out (3) perf 6 2 1520d 1537d
KCSAN: data-race in arch_perf_update_userpage / arch_perf_update_userpage (5) perf 6 2 1533d 1539d
KCSAN: data-race in event_sched_in / perf_mmap (3) perf 6 1 1538d 1538d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (6) perf 6 2 1538d 1547d
KCSAN: data-race in arch_perf_update_userpage / perf_mmap perf 6 2 1547d 1560d
general protection fault in perf_tp_event (3) perf 2 9 1640d 1724d
KCSAN: data-race in __perf_event_read / perf_mmap perf 6 1 1557d 1557d
KMSAN: uninit-value in __perf_event_task_sched_in perf 7 1 1633d 1633d
KCSAN: data-race in __perf_event_read_value / event_sched_out (2) perf 6 3 1578d 1617d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (5) perf 6 3 1585d 1592d
KCSAN: data-race in arch_perf_update_userpage / arch_perf_update_userpage (4) perf 6 1 1586d 1586d
KCSAN: data-race in event_sched_in / perf_mmap (2) perf 6 1 1587d 1587d
KCSAN: data-race in event_sched_in / perf_event_update_userpage (4) perf 6 1 1598d 1598d
KCSAN: data-race in __perf_event_overflow / perf_event_exit_event perf 6 1 1599d 1599d
KMSAN: uninit-value in build_id_parse (2) perf 7 3 1657d 1668d
KCSAN: data-race in event_sched_out / perf_mmap perf 6 7 1605d 1689d
KCSAN: data-race in perf_event_exit_event / perf_event_exit_event (2) perf 6 1 1607d 1607d
INFO: rcu detected stall in mrp_periodic_timer (3) perf 1 1 1628d 1628d
INFO: rcu detected stall in estimation_timer (2) perf 1 1 1633d 1633d
INFO: rcu detected stall in __mod_timer (3) perf 1 24 1602d 1828d
INFO: rcu detected stall in sys_sendto (5) perf 1 7 1602d 1723d
INFO: task hung in uprobe_start_dup_mmap (2) perf trace 1 4 1620d 1635d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (7) perf 6 2 1629d 1636d
INFO: rcu detected stall in read_iter_zero (3) perf 1 1 1686d 1686d
INFO: rcu detected stall in sys_io_submit perf 1 1 1687d 1687d
general protection fault in perf_cgroup_switch perf 2 1 1695d 1691d
possible deadlock in register_for_each_vma (2) trace perf 4 1 1730d 1727d
KCSAN: data-race in detach_pid / perf_event_switch_output (2) perf 6 1 1645d 1645d
KCSAN: data-race in arch_perf_update_userpage / arch_perf_update_userpage (3) perf 6 1 1651d 1651d
KCSAN: data-race in __perf_event_read_value / event_sched_out perf 6 6 1655d 1730d
INFO: rcu detected stall in tipc_sendstream perf 1 1 1697d 1697d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (6) perf 6 1 1679d 1679d
INFO: task hung in perf_event_alloc perf 1 1 1736d 1736d
KCSAN: data-race in event_sched_in / perf_mmap perf 6 1 1682d 1675d
KCSAN: data-race in ctx_sched_out / perf_mmap perf 6 2 1692d 1698d
INFO: rcu detected stall in perf_event_open (2) perf 1 1 1727d 1727d
KCSAN: data-race in __perf_event_read_value / event_sched_in perf 6 2 1702d 1716d
KCSAN: data-race in perf_event_exit_event / perf_event_exit_event perf 6 1 1720d 1720d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (5) perf 6 1 1730d 1730d
KCSAN: data-race in detach_pid / perf_event_switch_output perf 6 16 1730d 1881d
WARNING in ctx_sched_in perf -1 33 1828d 1892d
INFO: task hung in perf_event_exit_task perf 1 25 1800d 1901d
KCSAN: data-race in copy_page_from_iter_atomic / uprobe_write_opcode trace perf 6 1 1748d 1748d
WARNING in __perf_install_in_context perf -1 6 1838d 1861d
WARNING in task_ctx_sched_out perf -1 2 1841d 1860d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (4) perf 6 1 1756d 1756d
INFO: rcu detected stall in read_iter_zero (2) perf 1 1 1822d 1822d
KCSAN: data-race in event_sched_in / perf_event_update_userpage (3) perf 6 1 1770d 1770d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (4) perf 6 1 1780d 1780d
WARNING in ctx_sched_out perf -1 2 1894d 1861d
KMSAN: uninit-value in build_id_parse perf 7 3 1870d 1881d
possible deadlock in register_for_each_vma perf trace 4 1 1917d 1913d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (3) perf 6 2 1844d 1855d
general protection fault in perf_tp_event (2) perf 2 109 1935d 2176d
KCSAN: data-race in event_sched_in / perf_event_update_userpage (2) perf 6 1 1867d 1867d
KCSAN: data-race in __perf_event_header__init_id / detach_pid perf 6 1 1888d 1888d
KCSAN: data-race in find_get_context / find_get_context perf 6 1 1890d 1890d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (2) perf 6 1 1891d 1891d
BUG: KFENCE: use-after-free read in find_uprobe perf trace -1 1 1965d 1965d
WARNING: refcount bug in uprobe_mmap trace perf 13 1 1965d 1965d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (3) perf 6 1 1970d 1970d
KCSAN: data-race in event_sched_in / perf_event_update_userpage perf 6 1 1973d 1973d
INFO: rcu detected stall in __do_sys_bpf perf 1 1 2074d 2074d
INFO: rcu detected stall in __do_sys_perf_event_open perf 1 2 2116d 2118d
KCSAN: data-race in event_sched_out / perf_event_update_userpage perf 6 1 2061d 2061d
KMSAN: uninit-value in x86_pmu_stop perf 7 1 2121d 2121d
BUG: unable to handle kernel paging request in perf_misc_flags perf 8 1 2123d 2119d
BUG: corrupted list in event_sched_out perf 8 1 2125d 2121d
general protection fault in perf_tp_event_match (2) perf 2 356 2180d 2508d
BUG: unable to handle kernel NULL pointer dereference in perf_misc_flags perf 10 2 2164d 2174d
BUG: soft lockup in perf_release (2) perf 1 2 2175d 2171d
general protection fault in msr_event_init perf 2 1 2177d 2173d
INFO: rcu detected stall in __se_sys_perf_event_open perf 1 1 2178d 2178d
general protection fault in perf_misc_flags perf 2 7 2093d 2101d
KCSAN: data-race in perf_event_exit_task / perf_event_exit_task perf 6 1 2124d 2124d
INFO: rcu detected stall in sys_sendto (4) perf 1 1 2181d 2181d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (2) perf 6 1 2161d 2161d
WARNING: locking bug in __perf_event_task_sched_in perf 4 2 2265d 2299d
KASAN: out-of-bounds Read in perf_assign_events perf 17 1 2249d 2245d
KCSAN: data-race in perf_event_wakeup / perf_event_wakeup perf 6 1 2228d 2228d
BUG: unable to handle kernel NULL pointer dereference in smp_call_function_many_cond perf 10 1 2198d 2198d
KCSAN: data-race in calc_timer_values / perf_event_update_time perf 6 8 2301d 2414d
KCSAN: data-race in __change_pid / __task_pid_nr_ns (2) perf 6 1 2322d 2322d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage perf 6 4 2334d 2420d
KCSAN: data-race in arch_perf_update_userpage / arch_perf_update_userpage (2) perf 6 1 2377d 2377d
KCSAN: data-race in mmap_region / register_for_each_vma perf trace 6 1 2384d 2384d
INFO: rcu detected stall in sys_perf_event_open (4) perf 1 1 2356d 2355d
INFO: rcu detected stall in sys_perf_event_open (3) perf 1 1 2356d 2356d
INFO: rcu detected stall in sys_perf_event_open (2) perf 1 8 2391d 2392d
INFO: task hung in perf_ioctl perf 1 1 2394d 2394d
INFO: task hung in perf_event_release_kernel perf 1 18 2394d 2395d
KCSAN: data-race in ns_capable_common / prepare_signal perf 6 1 2418d 2418d
KCSAN: data-race in arch_perf_update_userpage / arch_perf_update_userpage perf 6 1 2420d 2420d
general protection fault in perf_tp_event perf 2 423 2546d 2970d
KASAN: use-after-free Read in _free_event perf 19 1 2555d 2554d
INFO: task hung in uprobe_start_dup_mmap trace perf 1 196 2630d 2844d
INFO: task hung in register_for_each_vma perf trace 1 1 2697d 2697d
possible deadlock in uprobe_clear_state perf trace 4 2 2710d 2748d
possible deadlock in percpu_down_write perf trace 4 2 2718d 2806d
possible deadlock in fs_reclaim_acquire perf trace 4 1 2723d 2722d
KASAN: slab-out-of-bounds Read in perf_exclude_event perf 17 5 2742d 2731d
general protection fault in uprobe_mmap perf trace 2 1 2765d 2763d
INFO: rcu detected stall in sys_perf_event_open perf 1 1 2835d 2833d
INFO: task hung in __do_sys_perf_event_open perf 1 1 2900d 2897d
general protection fault in perf_tp_event_match perf 2 1 2902d 2902d
possible deadlock in perf_event_for_each_child perf 4 135 3062d 3071d
possible deadlock in perf_event_ctx_lock_nested perf 4 8914 3109d 3159d
INFO: rcu detected stall in smp_call_function_many perf 1 138 2854d 3009d
BUG: soft lockup in __msan_metadata_ptr_for_load_4 perf 1 243 2841d 2902d
general protection fault in __perf_event_task_sched_in perf 2 1 2908d 2908d
BUG: soft lockup in event_function_call perf 1 25 2848d 2900d
INFO: rcu detected stall in event_function_call perf 1 5 2854d 2893d
INFO: task hung in rwsem_down_read_failed perf 1 8 3060d 3107d