Out of 187 bugs, 160 were automatically obsoleted (13 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
WARNING in perf_event_throttle_group prio:high perf -1 syz, C unreliable error 12 223d 338d
INFO: rcu detected stall in uprobe_mmap prio:low trace perf 1 1 103d 103d
KCSAN: data-race in __perf_event_overflow / __perf_event_set_bpf_prog (2) race:harmful prio:low perf 6 1 81d 81d
WARNING in __perf_event_overflow (2) perf -1 syz, C error error 118 220d 525d
KCSAN: data-race in __perf_event_overflow / __perf_event_set_bpf_prog race:harmful prio:low perf 6 11 151d 261d
KCSAN: data-race in event_sched_out / perf_mmap_rb perf prio:low 6 1 187d 184d
BUG: soft lockup in macvlan_handle_frame (2) net perf prio:low 1 2 189d 213d
BUG: soft lockup in inet_twsk_put perf prio:high 1 1 223d 223d
KCSAN: data-race in detach_pid / perf_event_switch_output (5) perf prio:low 6 1 197d 197d
KCSAN: data-race in __perf_event_read_value / event_sched_in (2) perf prio:high 6 1 203d 203d
BUG: soft lockup in neigh_timer_handler (4) perf 1 1 201d 201d
KCSAN: data-race in memcpy_and_pad / perf_remove_from_owner perf 6 1 208d 208d
KCSAN: data-race in __perf_event_read_value / event_sched_out (7) perf 6 1 251d 251d
BUG: soft lockup in tcp_write_timer (10) perf mm net 1 3 216d 246d
general protection fault in perf_tp_event (4) perf 2 1 292d 288d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state (6) race:harmful perf 6 6 262d 251d
KASAN: slab-use-after-free Read in __task_pid_nr_ns perf 19 5 307d 436d
KCSAN: data-race in perf_event_set_state / perf_mmap_rb race:harmful perf 6 1 273d 251d
BUG: soft lockup in xfrm_timer_handler (2) perf 1 1 313d 309d
BUG: soft lockup in packet_rcv perf trace 1 2 290d 343d
KCSAN: data-race in perf_event_set_state / perf_event_update_time (5) perf 6 2 387d 401d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state (5) perf 6 3 395d 412d
BUG: soft lockup in __sk_destruct perf 1 1 476d 476d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state (4) perf 6 1 511d 511d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state (3) perf 6 4 607d 657d
KCSAN: data-race in perf_event_set_state / perf_event_update_time (4) perf 6 2 617d 621d
KCSAN: data-race in _free_event / perf_pending_task (2) perf 6 9 619d 731d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (9) perf 6 1 688d 688d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state (2) perf 6 1 725d 725d
KASAN: slab-use-after-free Read in filter_chain perf trace 19 13 763d 821d
KASAN: slab-use-after-free Read in uprobe_mmap perf trace 19 67 765d 812d
WARNING in free_event perf -1 syz, C unreliable done 1 827d 1024d
KASAN: slab-use-after-free Read in uprobe_unregister trace perf 19 syz, C unreliable 5 787d 785d
KCSAN: data-race in _free_event / perf_pending_task perf 6 6 776d 805d
KCSAN: data-race in __change_pid / perf_event_switch_output (3) perf 6 1 803d 803d
BUG: soft lockup in sys_perf_event_open perf 1 1 867d 863d
BUG: using __this_cpu_add() in preemptible code in graph_lock perf 4 1 910d 906d
KCSAN: data-race in perf_event_set_state / perf_event_update_time (3) perf 6 2 845d 856d
WARNING: suspicious RCU usage in __schedule (2) perf 4 1 913d 909d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state perf 6 1 866d 866d
KCSAN: data-race in __change_pid / perf_event_switch_output (2) perf 6 1 875d 875d
KASAN: use-after-free Read in refcount_sub_and_test_checked (2) perf 19 syz done error 10 2436d 2843d
KCSAN: data-race in __change_pid / perf_event_switch_output perf 6 1 929d 929d
WARNING in ctx_sched_in (2) perf -1 1 1001d 997d
KCSAN: data-race in perf_event_set_state / perf_event_update_userpage perf 6 1 954d 954d
KCSAN: data-race in detach_pid / perf_event_switch_output (4) perf 6 1 971d 971d
KCSAN: data-race in perf_event_set_state / perf_event_update_time (2) perf 6 1 995d 995d
KCSAN: data-race in ctx_sched_out / perf_event_update_time perf 6 1 1066d 1039d
INFO: task hung in perf_event_free_task perf 1 syz, C done error 40 1131d 2639d
KCSAN: data-race in detach_pid / perf_event_switch_output (3) perf 6 1 1125d 1125d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (8) perf 6 2 1183d 1198d
KCSAN: data-race in perf_event_set_state / perf_event_update_time perf 6 2 1193d 1201d
KCSAN: data-race in perf_event_exit_event / perf_event_exit_event (4) perf 6 2 1206d 1207d
KCSAN: data-race in __perf_event_overflow / perf_event_exit_event (5) perf 6 2 1214d 1216d
KCSAN: data-race in __perf_event_overflow / perf_event_exit_event (4) perf 6 1 1280d 1280d
INFO: task can't die in perf_event_free_task perf 1 syz unreliable 6 1456d 2155d
WARNING: held lock freed in uprobe_unregister trace perf 4 syz, C error 3 2077d 2079d
KCSAN: data-race in event_sched_out / perf_event_update_time (4) perf 6 1 1389d 1389d
KCSAN: data-race in __perf_event_read_value / event_sched_out (6) perf 6 1 1413d 1413d
INFO: rcu detected stall in __perf_sw_event perf 1 syz done error 99 1987d 2806d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (7) perf 6 3 1431d 1482d
KCSAN: data-race in __perf_event_read_value / event_sched_out (5) perf 6 5 1451d 1508d
possible deadlock in down_trylock (2) perf 4 syz, C error error 17 1634d 2904d
KCSAN: data-race in event_sched_out / perf_event_update_time (3) perf 6 1 1491d 1491d
possible deadlock in perf_event_ctx_lock_nested (2) perf 4 syz done 12 1820d 1977d
INFO: rcu detected stall in inet_sendmsg (3) perf 1 syz error error 68 1633d 2271d
KCSAN: data-race in event_sched_out / perf_event_update_time (2) perf 6 1 1526d 1526d
WARNING in add_event_to_ctx perf -1 syz, C done done 7 2661d 2673d
KCSAN: data-race in perf_event_exit_event / perf_event_exit_event (3) perf 6 1 1537d 1537d
KCSAN: data-race in __perf_event_overflow / perf_event_exit_event (3) perf 6 1 1561d 1561d
KCSAN: data-race in event_sched_in / perf_event_update_userpage (5) perf 6 1 1574d 1574d
KCSAN: data-race in __perf_event_read_value / event_sched_out (4) perf 6 1 1574d 1574d
KCSAN: data-race in event_sched_out / perf_event_update_time perf 6 2 1615d 1630d
KCSAN: data-race in __perf_event_overflow / perf_event_exit_event (2) perf 6 1 1627d 1627d
KCSAN: data-race in __perf_event_read_value / event_sched_out (3) perf 6 2 1636d 1653d
KCSAN: data-race in arch_perf_update_userpage / arch_perf_update_userpage (5) perf 6 2 1649d 1655d
KCSAN: data-race in event_sched_in / perf_mmap (3) perf 6 1 1654d 1654d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (6) perf 6 2 1654d 1663d
KCSAN: data-race in arch_perf_update_userpage / perf_mmap perf 6 2 1663d 1676d
general protection fault in perf_tp_event (3) perf 2 9 1756d 1839d
KCSAN: data-race in __perf_event_read / perf_mmap perf 6 1 1673d 1673d
KMSAN: uninit-value in __perf_event_task_sched_in perf 7 1 1749d 1749d
KCSAN: data-race in __perf_event_read_value / event_sched_out (2) perf 6 3 1694d 1733d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (5) perf 6 3 1701d 1708d
KCSAN: data-race in arch_perf_update_userpage / arch_perf_update_userpage (4) perf 6 1 1702d 1702d
KCSAN: data-race in event_sched_in / perf_mmap (2) perf 6 1 1703d 1703d
KCSAN: data-race in event_sched_in / perf_event_update_userpage (4) perf 6 1 1714d 1714d
KCSAN: data-race in __perf_event_overflow / perf_event_exit_event perf 6 1 1715d 1715d
KMSAN: uninit-value in build_id_parse (2) perf 7 3 1773d 1784d
KCSAN: data-race in event_sched_out / perf_mmap perf 6 7 1721d 1804d
KCSAN: data-race in perf_event_exit_event / perf_event_exit_event (2) perf 6 1 1723d 1723d
INFO: rcu detected stall in mrp_periodic_timer (3) perf 1 1 1744d 1744d
INFO: rcu detected stall in estimation_timer (2) perf 1 1 1749d 1749d
INFO: rcu detected stall in __mod_timer (3) perf 1 24 1718d 1944d
INFO: rcu detected stall in sys_sendto (5) perf 1 7 1718d 1839d
INFO: task hung in uprobe_start_dup_mmap (2) perf trace 1 4 1736d 1751d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (7) perf 6 2 1745d 1752d
INFO: rcu detected stall in read_iter_zero (3) perf 1 1 1802d 1802d
INFO: rcu detected stall in sys_io_submit perf 1 1 1803d 1803d
general protection fault in perf_cgroup_switch perf 2 1 1811d 1807d
possible deadlock in register_for_each_vma (2) trace perf 4 1 1846d 1843d
KCSAN: data-race in detach_pid / perf_event_switch_output (2) perf 6 1 1761d 1761d
KCSAN: data-race in arch_perf_update_userpage / arch_perf_update_userpage (3) perf 6 1 1767d 1767d
KCSAN: data-race in __perf_event_read_value / event_sched_out perf 6 6 1771d 1846d
INFO: rcu detected stall in tipc_sendstream perf 1 1 1813d 1813d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (6) perf 6 1 1795d 1795d
INFO: task hung in perf_event_alloc perf 1 1 1852d 1852d
KCSAN: data-race in event_sched_in / perf_mmap perf 6 1 1798d 1791d
KCSAN: data-race in ctx_sched_out / perf_mmap perf 6 2 1808d 1814d
INFO: rcu detected stall in perf_event_open (2) perf 1 1 1843d 1843d
KCSAN: data-race in __perf_event_read_value / event_sched_in perf 6 2 1818d 1832d
KCSAN: data-race in perf_event_exit_event / perf_event_exit_event perf 6 1 1836d 1836d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (5) perf 6 1 1846d 1846d
KCSAN: data-race in detach_pid / perf_event_switch_output perf 6 16 1846d 1997d
WARNING in ctx_sched_in perf -1 33 1944d 2008d
INFO: task hung in perf_event_exit_task perf 1 25 1916d 2017d
KCSAN: data-race in copy_page_from_iter_atomic / uprobe_write_opcode trace perf 6 1 1864d 1864d
WARNING in __perf_install_in_context perf -1 6 1954d 1977d
WARNING in task_ctx_sched_out perf -1 2 1957d 1976d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (4) perf 6 1 1872d 1872d
INFO: rcu detected stall in read_iter_zero (2) perf 1 1 1938d 1938d
KCSAN: data-race in event_sched_in / perf_event_update_userpage (3) perf 6 1 1885d 1885d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (4) perf 6 1 1896d 1896d
WARNING in ctx_sched_out perf -1 2 2010d 1977d
KMSAN: uninit-value in build_id_parse perf 7 3 1986d 1997d
possible deadlock in register_for_each_vma perf trace 4 1 2033d 2029d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (3) perf 6 2 1960d 1971d
general protection fault in perf_tp_event (2) perf 2 109 2051d 2292d
KCSAN: data-race in event_sched_in / perf_event_update_userpage (2) perf 6 1 1983d 1983d
KCSAN: data-race in __perf_event_header__init_id / detach_pid perf 6 1 2004d 2004d
KCSAN: data-race in find_get_context / find_get_context perf 6 1 2006d 2006d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (2) perf 6 1 2007d 2007d
BUG: KFENCE: use-after-free read in find_uprobe perf trace -1 1 2081d 2081d
WARNING: refcount bug in uprobe_mmap trace perf 13 1 2081d 2081d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (3) perf 6 1 2086d 2086d
KCSAN: data-race in event_sched_in / perf_event_update_userpage perf 6 1 2089d 2089d
INFO: rcu detected stall in __do_sys_bpf perf 1 1 2190d 2190d
INFO: rcu detected stall in __do_sys_perf_event_open perf 1 2 2232d 2234d
KCSAN: data-race in event_sched_out / perf_event_update_userpage perf 6 1 2177d 2177d
KMSAN: uninit-value in x86_pmu_stop perf 7 1 2237d 2237d
BUG: unable to handle kernel paging request in perf_misc_flags perf 8 1 2239d 2235d
BUG: corrupted list in event_sched_out perf 8 1 2241d 2237d
general protection fault in perf_tp_event_match (2) perf 2 356 2296d 2624d
BUG: unable to handle kernel NULL pointer dereference in perf_misc_flags perf 10 2 2280d 2290d
BUG: soft lockup in perf_release (2) perf 1 2 2291d 2287d
general protection fault in msr_event_init perf 2 1 2293d 2289d
INFO: rcu detected stall in __se_sys_perf_event_open perf 1 1 2294d 2294d
general protection fault in perf_misc_flags perf 2 7 2209d 2217d
KCSAN: data-race in perf_event_exit_task / perf_event_exit_task perf 6 1 2240d 2240d
INFO: rcu detected stall in sys_sendto (4) perf 1 1 2297d 2297d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (2) perf 6 1 2277d 2277d
WARNING: locking bug in __perf_event_task_sched_in perf 4 2 2381d 2415d
KASAN: out-of-bounds Read in perf_assign_events perf 17 1 2365d 2361d
KCSAN: data-race in perf_event_wakeup / perf_event_wakeup perf 6 1 2344d 2344d
BUG: unable to handle kernel NULL pointer dereference in smp_call_function_many_cond perf 10 1 2313d 2313d
KCSAN: data-race in calc_timer_values / perf_event_update_time perf 6 8 2417d 2530d
KCSAN: data-race in __change_pid / __task_pid_nr_ns (2) perf 6 1 2438d 2438d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage perf 6 4 2450d 2535d
KCSAN: data-race in arch_perf_update_userpage / arch_perf_update_userpage (2) perf 6 1 2493d 2493d
KCSAN: data-race in mmap_region / register_for_each_vma perf trace 6 1 2500d 2500d
INFO: rcu detected stall in sys_perf_event_open (4) perf 1 1 2472d 2471d
INFO: rcu detected stall in sys_perf_event_open (3) perf 1 1 2472d 2472d
INFO: rcu detected stall in sys_perf_event_open (2) perf 1 8 2507d 2508d
INFO: task hung in perf_ioctl perf 1 1 2510d 2510d
INFO: task hung in perf_event_release_kernel perf 1 18 2510d 2511d
KCSAN: data-race in ns_capable_common / prepare_signal perf 6 1 2534d 2534d
KCSAN: data-race in arch_perf_update_userpage / arch_perf_update_userpage perf 6 1 2536d 2536d
general protection fault in perf_tp_event perf 2 423 2662d 3086d
KASAN: use-after-free Read in _free_event perf 19 1 2671d 2670d
INFO: task hung in uprobe_start_dup_mmap trace perf 1 196 2746d 2960d
INFO: task hung in register_for_each_vma perf trace 1 1 2813d 2813d
possible deadlock in uprobe_clear_state perf trace 4 2 2826d 2864d
possible deadlock in percpu_down_write perf trace 4 2 2834d 2922d
possible deadlock in fs_reclaim_acquire perf trace 4 1 2839d 2838d
KASAN: slab-out-of-bounds Read in perf_exclude_event perf 17 5 2858d 2847d
general protection fault in uprobe_mmap perf trace 2 1 2881d 2879d
INFO: rcu detected stall in sys_perf_event_open perf 1 1 2951d 2949d
INFO: task hung in __do_sys_perf_event_open perf 1 1 3016d 3013d
general protection fault in perf_tp_event_match perf 2 1 3018d 3018d
possible deadlock in perf_event_for_each_child perf 4 135 3178d 3187d
possible deadlock in perf_event_ctx_lock_nested perf 4 8914 3225d 3275d
INFO: rcu detected stall in smp_call_function_many perf 1 138 2970d 3125d
BUG: soft lockup in __msan_metadata_ptr_for_load_4 perf 1 243 2957d 3018d
general protection fault in __perf_event_task_sched_in perf 2 1 3024d 3024d
BUG: soft lockup in event_function_call perf 1 25 2964d 3015d
INFO: rcu detected stall in event_function_call perf 1 5 2970d 3009d
INFO: task hung in rwsem_down_read_failed perf 1 8 3176d 3223d