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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 76d 73d
BUG: soft lockup in macvlan_handle_frame (2) net perf prio:low 1 2 78d 101d
BUG: soft lockup in inet_twsk_put perf prio:high 1 1 112d 112d
KCSAN: data-race in detach_pid / perf_event_switch_output (5) perf prio:low 6 1 85d 85d
KCSAN: data-race in __perf_event_read_value / event_sched_in (2) perf prio:high 6 1 91d 91d
BUG: soft lockup in neigh_timer_handler (4) perf 1 1 89d 89d
KCSAN: data-race in memcpy_and_pad / perf_remove_from_owner perf 6 1 96d 96d
KCSAN: data-race in __perf_event_read_value / event_sched_out (7) perf 6 1 140d 140d
BUG: soft lockup in tcp_write_timer (10) perf mm net 1 3 105d 135d
general protection fault in perf_tp_event (4) perf 2 1 181d 177d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state (6) race:harmful perf 6 6 151d 139d
KASAN: slab-use-after-free Read in __task_pid_nr_ns perf 19 5 195d 324d
KCSAN: data-race in perf_event_set_state / perf_mmap_rb race:harmful perf 6 1 162d 139d
BUG: soft lockup in xfrm_timer_handler (2) perf 1 1 201d 197d
BUG: soft lockup in packet_rcv perf trace 1 2 179d 231d
KCSAN: data-race in perf_event_set_state / perf_event_update_time (5) perf 6 2 276d 289d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state (5) perf 6 3 284d 301d
BUG: soft lockup in __sk_destruct perf 1 1 364d 364d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state (4) perf 6 1 400d 400d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state (3) perf 6 4 496d 546d
KCSAN: data-race in perf_event_set_state / perf_event_update_time (4) perf 6 2 506d 509d
KCSAN: data-race in _free_event / perf_pending_task (2) perf 6 9 508d 619d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (9) perf 6 1 576d 576d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state (2) perf 6 1 614d 614d
KASAN: slab-use-after-free Read in filter_chain perf trace 19 13 652d 710d
KASAN: slab-use-after-free Read in uprobe_mmap perf trace 19 67 654d 701d
WARNING in free_event perf -1 C unreliable done 1 716d 913d
KASAN: slab-use-after-free Read in uprobe_unregister trace perf 19 C unreliable 5 675d 674d
KCSAN: data-race in _free_event / perf_pending_task perf 6 6 664d 694d
KCSAN: data-race in __change_pid / perf_event_switch_output (3) perf 6 1 691d 691d
BUG: soft lockup in sys_perf_event_open perf 1 1 756d 752d
BUG: using __this_cpu_add() in preemptible code in graph_lock perf 4 1 798d 794d
KCSAN: data-race in perf_event_set_state / perf_event_update_time (3) perf 6 2 734d 745d
WARNING: suspicious RCU usage in __schedule (2) perf 4 1 802d 798d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state perf 6 1 754d 754d
KCSAN: data-race in __change_pid / perf_event_switch_output (2) perf 6 1 763d 763d
KASAN: use-after-free Read in refcount_sub_and_test_checked (2) perf 19 syz done error 10 2324d 2731d
KCSAN: data-race in __change_pid / perf_event_switch_output perf 6 1 817d 817d
WARNING in ctx_sched_in (2) perf -1 1 889d 885d
KCSAN: data-race in perf_event_set_state / perf_event_update_userpage perf 6 1 842d 842d
KCSAN: data-race in detach_pid / perf_event_switch_output (4) perf 6 1 859d 859d
KCSAN: data-race in perf_event_set_state / perf_event_update_time (2) perf 6 1 884d 884d
KCSAN: data-race in ctx_sched_out / perf_event_update_time perf 6 1 954d 928d
INFO: task hung in perf_event_free_task perf 1 C done error 40 1019d 2528d
KCSAN: data-race in detach_pid / perf_event_switch_output (3) perf 6 1 1014d 1014d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (8) perf 6 2 1071d 1087d
KCSAN: data-race in perf_event_set_state / perf_event_update_time perf 6 2 1082d 1090d
KCSAN: data-race in perf_event_exit_event / perf_event_exit_event (4) perf 6 2 1094d 1096d
KCSAN: data-race in __perf_event_overflow / perf_event_exit_event (5) perf 6 2 1102d 1104d
KCSAN: data-race in __perf_event_overflow / perf_event_exit_event (4) perf 6 1 1169d 1169d
INFO: task can't die in perf_event_free_task perf 1 syz unreliable 6 1344d 2044d
WARNING: held lock freed in uprobe_unregister trace perf 4 C error 3 1966d 1968d
KCSAN: data-race in event_sched_out / perf_event_update_time (4) perf 6 1 1278d 1278d
KCSAN: data-race in __perf_event_read_value / event_sched_out (6) perf 6 1 1302d 1302d
INFO: rcu detected stall in __perf_sw_event perf 1 syz done error 99 1876d 2695d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (7) perf 6 3 1319d 1371d
KCSAN: data-race in __perf_event_read_value / event_sched_out (5) perf 6 5 1339d 1396d
possible deadlock in down_trylock (2) perf 4 C error error 17 1522d 2793d
KCSAN: data-race in event_sched_out / perf_event_update_time (3) perf 6 1 1380d 1380d
possible deadlock in perf_event_ctx_lock_nested (2) perf 4 syz done 12 1708d 1865d
INFO: rcu detected stall in inet_sendmsg (3) perf 1 syz error error 68 1521d 2160d
KCSAN: data-race in event_sched_out / perf_event_update_time (2) perf 6 1 1415d 1415d
WARNING in add_event_to_ctx perf -1 C done done 7 2550d 2562d
KCSAN: data-race in perf_event_exit_event / perf_event_exit_event (3) perf 6 1 1426d 1426d
KCSAN: data-race in __perf_event_overflow / perf_event_exit_event (3) perf 6 1 1450d 1450d
KCSAN: data-race in event_sched_in / perf_event_update_userpage (5) perf 6 1 1462d 1462d
KCSAN: data-race in __perf_event_read_value / event_sched_out (4) perf 6 1 1463d 1463d
KCSAN: data-race in event_sched_out / perf_event_update_time perf 6 2 1504d 1518d
KCSAN: data-race in __perf_event_overflow / perf_event_exit_event (2) perf 6 1 1516d 1516d
KCSAN: data-race in __perf_event_read_value / event_sched_out (3) perf 6 2 1525d 1542d
KCSAN: data-race in arch_perf_update_userpage / arch_perf_update_userpage (5) perf 6 2 1537d 1544d
KCSAN: data-race in event_sched_in / perf_mmap (3) perf 6 1 1543d 1543d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (6) perf 6 2 1543d 1551d
KCSAN: data-race in arch_perf_update_userpage / perf_mmap perf 6 2 1551d 1564d
general protection fault in perf_tp_event (3) perf 2 9 1644d 1728d
KCSAN: data-race in __perf_event_read / perf_mmap perf 6 1 1562d 1562d
KMSAN: uninit-value in __perf_event_task_sched_in perf 7 1 1638d 1638d
KCSAN: data-race in __perf_event_read_value / event_sched_out (2) perf 6 3 1583d 1622d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (5) perf 6 3 1589d 1596d
KCSAN: data-race in arch_perf_update_userpage / arch_perf_update_userpage (4) perf 6 1 1591d 1591d
KCSAN: data-race in event_sched_in / perf_mmap (2) perf 6 1 1592d 1592d
KCSAN: data-race in event_sched_in / perf_event_update_userpage (4) perf 6 1 1603d 1603d
KCSAN: data-race in __perf_event_overflow / perf_event_exit_event perf 6 1 1604d 1604d
KMSAN: uninit-value in build_id_parse (2) perf 7 3 1661d 1672d
KCSAN: data-race in event_sched_out / perf_mmap perf 6 7 1610d 1693d
KCSAN: data-race in perf_event_exit_event / perf_event_exit_event (2) perf 6 1 1611d 1611d
INFO: rcu detected stall in mrp_periodic_timer (3) perf 1 1 1632d 1632d
INFO: rcu detected stall in estimation_timer (2) perf 1 1 1638d 1638d
INFO: rcu detected stall in __mod_timer (3) perf 1 24 1607d 1833d
INFO: rcu detected stall in sys_sendto (5) perf 1 7 1607d 1727d
INFO: task hung in uprobe_start_dup_mmap (2) perf trace 1 4 1625d 1640d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (7) perf 6 2 1634d 1640d
INFO: rcu detected stall in read_iter_zero (3) perf 1 1 1690d 1690d
INFO: rcu detected stall in sys_io_submit perf 1 1 1691d 1691d
general protection fault in perf_cgroup_switch perf 2 1 1700d 1696d
possible deadlock in register_for_each_vma (2) trace perf 4 1 1734d 1732d
KCSAN: data-race in detach_pid / perf_event_switch_output (2) perf 6 1 1650d 1650d
KCSAN: data-race in arch_perf_update_userpage / arch_perf_update_userpage (3) perf 6 1 1655d 1655d
KCSAN: data-race in __perf_event_read_value / event_sched_out perf 6 6 1660d 1735d
INFO: rcu detected stall in tipc_sendstream perf 1 1 1701d 1701d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (6) perf 6 1 1683d 1683d
INFO: task hung in perf_event_alloc perf 1 1 1741d 1741d
KCSAN: data-race in event_sched_in / perf_mmap perf 6 1 1686d 1680d
KCSAN: data-race in ctx_sched_out / perf_mmap perf 6 2 1697d 1703d
INFO: rcu detected stall in perf_event_open (2) perf 1 1 1732d 1732d
KCSAN: data-race in __perf_event_read_value / event_sched_in perf 6 2 1707d 1721d
KCSAN: data-race in perf_event_exit_event / perf_event_exit_event perf 6 1 1724d 1724d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (5) perf 6 1 1734d 1734d
KCSAN: data-race in detach_pid / perf_event_switch_output perf 6 16 1735d 1886d
WARNING in ctx_sched_in perf -1 33 1833d 1896d
INFO: task hung in perf_event_exit_task perf 1 25 1805d 1905d
KCSAN: data-race in copy_page_from_iter_atomic / uprobe_write_opcode trace perf 6 1 1752d 1752d
WARNING in __perf_install_in_context perf -1 6 1842d 1865d
WARNING in task_ctx_sched_out perf -1 2 1845d 1865d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (4) perf 6 1 1761d 1761d
INFO: rcu detected stall in read_iter_zero (2) perf 1 1 1827d 1827d
KCSAN: data-race in event_sched_in / perf_event_update_userpage (3) perf 6 1 1774d 1774d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (4) perf 6 1 1784d 1784d
WARNING in ctx_sched_out perf -1 2 1898d 1865d
KMSAN: uninit-value in build_id_parse perf 7 3 1875d 1886d
possible deadlock in register_for_each_vma perf trace 4 1 1921d 1917d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (3) perf 6 2 1848d 1859d
general protection fault in perf_tp_event (2) perf 2 109 1939d 2180d
KCSAN: data-race in event_sched_in / perf_event_update_userpage (2) perf 6 1 1872d 1872d
KCSAN: data-race in __perf_event_header__init_id / detach_pid perf 6 1 1893d 1893d
KCSAN: data-race in find_get_context / find_get_context perf 6 1 1894d 1894d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (2) perf 6 1 1896d 1896d
BUG: KFENCE: use-after-free read in find_uprobe perf trace -1 1 1969d 1969d
WARNING: refcount bug in uprobe_mmap trace perf 13 1 1969d 1969d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (3) perf 6 1 1974d 1974d
KCSAN: data-race in event_sched_in / perf_event_update_userpage perf 6 1 1978d 1978d
INFO: rcu detected stall in __do_sys_bpf perf 1 1 2078d 2078d
INFO: rcu detected stall in __do_sys_perf_event_open perf 1 2 2120d 2122d
KCSAN: data-race in event_sched_out / perf_event_update_userpage perf 6 1 2066d 2066d
KMSAN: uninit-value in x86_pmu_stop perf 7 1 2126d 2126d
BUG: unable to handle kernel paging request in perf_misc_flags perf 8 1 2127d 2123d
BUG: corrupted list in event_sched_out perf 8 1 2130d 2126d
general protection fault in perf_tp_event_match (2) perf 2 356 2184d 2513d
BUG: unable to handle kernel NULL pointer dereference in perf_misc_flags perf 10 2 2168d 2179d
BUG: soft lockup in perf_release (2) perf 1 2 2179d 2176d
general protection fault in msr_event_init perf 2 1 2182d 2178d
INFO: rcu detected stall in __se_sys_perf_event_open perf 1 1 2183d 2183d
general protection fault in perf_misc_flags perf 2 7 2097d 2105d
KCSAN: data-race in perf_event_exit_task / perf_event_exit_task perf 6 1 2129d 2129d
INFO: rcu detected stall in sys_sendto (4) perf 1 1 2185d 2185d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (2) perf 6 1 2165d 2165d
WARNING: locking bug in __perf_event_task_sched_in perf 4 2 2270d 2304d
KASAN: out-of-bounds Read in perf_assign_events perf 17 1 2254d 2250d
KCSAN: data-race in perf_event_wakeup / perf_event_wakeup perf 6 1 2233d 2233d
BUG: unable to handle kernel NULL pointer dereference in smp_call_function_many_cond perf 10 1 2202d 2202d
KCSAN: data-race in calc_timer_values / perf_event_update_time perf 6 8 2306d 2418d
KCSAN: data-race in __change_pid / __task_pid_nr_ns (2) perf 6 1 2327d 2327d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage perf 6 4 2339d 2424d
KCSAN: data-race in arch_perf_update_userpage / arch_perf_update_userpage (2) perf 6 1 2381d 2381d
KCSAN: data-race in mmap_region / register_for_each_vma perf trace 6 1 2388d 2388d
INFO: rcu detected stall in sys_perf_event_open (4) perf 1 1 2360d 2360d
INFO: rcu detected stall in sys_perf_event_open (3) perf 1 1 2360d 2360d
INFO: rcu detected stall in sys_perf_event_open (2) perf 1 8 2395d 2397d
INFO: task hung in perf_ioctl perf 1 1 2399d 2399d
INFO: task hung in perf_event_release_kernel perf 1 18 2399d 2400d
KCSAN: data-race in ns_capable_common / prepare_signal perf 6 1 2422d 2422d
KCSAN: data-race in arch_perf_update_userpage / arch_perf_update_userpage perf 6 1 2425d 2425d
general protection fault in perf_tp_event perf 2 423 2550d 2974d
KASAN: use-after-free Read in _free_event perf 19 1 2559d 2558d
INFO: task hung in uprobe_start_dup_mmap trace perf 1 196 2635d 2849d
INFO: task hung in register_for_each_vma perf trace 1 1 2702d 2702d
possible deadlock in uprobe_clear_state perf trace 4 2 2715d 2752d
possible deadlock in percpu_down_write perf trace 4 2 2722d 2810d
possible deadlock in fs_reclaim_acquire perf trace 4 1 2728d 2726d
KASAN: slab-out-of-bounds Read in perf_exclude_event perf 17 5 2747d 2735d
general protection fault in uprobe_mmap perf trace 2 1 2769d 2767d
INFO: rcu detected stall in sys_perf_event_open perf 1 1 2840d 2838d
INFO: task hung in __do_sys_perf_event_open perf 1 1 2904d 2902d
general protection fault in perf_tp_event_match perf 2 1 2907d 2907d
possible deadlock in perf_event_for_each_child perf 4 135 3066d 3075d
possible deadlock in perf_event_ctx_lock_nested perf 4 8914 3114d 3163d
INFO: rcu detected stall in smp_call_function_many perf 1 138 2858d 3014d
BUG: soft lockup in __msan_metadata_ptr_for_load_4 perf 1 243 2846d 2907d
general protection fault in __perf_event_task_sched_in perf 2 1 2913d 2913d
BUG: soft lockup in event_function_call perf 1 25 2852d 2904d
INFO: rcu detected stall in event_function_call perf 1 5 2859d 2897d
INFO: task hung in rwsem_down_read_failed perf 1 8 3064d 3111d