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 88d 198d
KCSAN: data-race in event_sched_out / perf_mmap_rb perf prio:low 6 1 124d 122d
BUG: soft lockup in macvlan_handle_frame (2) net perf prio:low 1 2 127d 150d
BUG: soft lockup in inet_twsk_put perf prio:high 1 1 161d 161d
KCSAN: data-race in detach_pid / perf_event_switch_output (5) perf prio:low 6 1 134d 134d
KCSAN: data-race in __perf_event_read_value / event_sched_in (2) perf prio:high 6 1 140d 140d
BUG: soft lockup in neigh_timer_handler (4) perf 1 1 138d 138d
KCSAN: data-race in memcpy_and_pad / perf_remove_from_owner perf 6 1 145d 145d
KCSAN: data-race in __perf_event_read_value / event_sched_out (7) perf 6 1 188d 188d
BUG: soft lockup in tcp_write_timer (10) perf mm net 1 3 154d 184d
general protection fault in perf_tp_event (4) perf 2 1 229d 225d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state (6) race:harmful perf 6 6 200d 188d
KASAN: slab-use-after-free Read in __task_pid_nr_ns perf 19 5 244d 373d
KCSAN: data-race in perf_event_set_state / perf_mmap_rb race:harmful perf 6 1 211d 188d
BUG: soft lockup in xfrm_timer_handler (2) perf 1 1 250d 246d
BUG: soft lockup in packet_rcv perf trace 1 2 228d 280d
KCSAN: data-race in perf_event_set_state / perf_event_update_time (5) perf 6 2 324d 338d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state (5) perf 6 3 332d 350d
BUG: soft lockup in __sk_destruct perf 1 1 413d 413d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state (4) perf 6 1 448d 448d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state (3) perf 6 4 544d 595d
KCSAN: data-race in perf_event_set_state / perf_event_update_time (4) perf 6 2 554d 558d
KCSAN: data-race in _free_event / perf_pending_task (2) perf 6 9 557d 668d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (9) perf 6 1 625d 625d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state (2) perf 6 1 663d 663d
KASAN: slab-use-after-free Read in filter_chain perf trace 19 13 701d 759d
KASAN: slab-use-after-free Read in uprobe_mmap perf trace 19 67 702d 750d
WARNING in free_event perf -1 syz, C unreliable done 1 764d 962d
KASAN: slab-use-after-free Read in uprobe_unregister trace perf 19 syz, C unreliable 5 724d 722d
KCSAN: data-race in _free_event / perf_pending_task perf 6 6 713d 743d
KCSAN: data-race in __change_pid / perf_event_switch_output (3) perf 6 1 740d 740d
BUG: soft lockup in sys_perf_event_open perf 1 1 804d 800d
BUG: using __this_cpu_add() in preemptible code in graph_lock perf 4 1 847d 843d
KCSAN: data-race in perf_event_set_state / perf_event_update_time (3) perf 6 2 783d 794d
WARNING: suspicious RCU usage in __schedule (2) perf 4 1 851d 847d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state perf 6 1 803d 803d
KCSAN: data-race in __change_pid / perf_event_switch_output (2) perf 6 1 812d 812d
KASAN: use-after-free Read in refcount_sub_and_test_checked (2) perf 19 syz done error 10 2373d 2780d
KCSAN: data-race in __change_pid / perf_event_switch_output perf 6 1 866d 866d
WARNING in ctx_sched_in (2) perf -1 1 938d 934d
KCSAN: data-race in perf_event_set_state / perf_event_update_userpage perf 6 1 891d 891d
KCSAN: data-race in detach_pid / perf_event_switch_output (4) perf 6 1 908d 908d
KCSAN: data-race in perf_event_set_state / perf_event_update_time (2) perf 6 1 932d 932d
KCSAN: data-race in ctx_sched_out / perf_event_update_time perf 6 1 1003d 976d
INFO: task hung in perf_event_free_task perf 1 syz, C done error 40 1068d 2577d
KCSAN: data-race in detach_pid / perf_event_switch_output (3) perf 6 1 1063d 1063d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (8) perf 6 2 1120d 1136d
KCSAN: data-race in perf_event_set_state / perf_event_update_time perf 6 2 1131d 1138d
KCSAN: data-race in perf_event_exit_event / perf_event_exit_event (4) perf 6 2 1143d 1145d
KCSAN: data-race in __perf_event_overflow / perf_event_exit_event (5) perf 6 2 1151d 1153d
KCSAN: data-race in __perf_event_overflow / perf_event_exit_event (4) perf 6 1 1217d 1217d
INFO: task can't die in perf_event_free_task perf 1 syz unreliable 6 1393d 2093d
WARNING: held lock freed in uprobe_unregister trace perf 4 syz, C error 3 2015d 2017d
KCSAN: data-race in event_sched_out / perf_event_update_time (4) perf 6 1 1327d 1327d
KCSAN: data-race in __perf_event_read_value / event_sched_out (6) perf 6 1 1350d 1350d
INFO: rcu detected stall in __perf_sw_event perf 1 syz done error 99 1925d 2744d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (7) perf 6 3 1368d 1419d
KCSAN: data-race in __perf_event_read_value / event_sched_out (5) perf 6 5 1388d 1445d
possible deadlock in down_trylock (2) perf 4 syz, C error error 17 1571d 2842d
KCSAN: data-race in event_sched_out / perf_event_update_time (3) perf 6 1 1429d 1429d
possible deadlock in perf_event_ctx_lock_nested (2) perf 4 syz done 12 1757d 1914d
INFO: rcu detected stall in inet_sendmsg (3) perf 1 syz error error 68 1570d 2209d
KCSAN: data-race in event_sched_out / perf_event_update_time (2) perf 6 1 1464d 1464d
WARNING in add_event_to_ctx perf -1 syz, C done done 7 2599d 2611d
KCSAN: data-race in perf_event_exit_event / perf_event_exit_event (3) perf 6 1 1475d 1475d
KCSAN: data-race in __perf_event_overflow / perf_event_exit_event (3) perf 6 1 1499d 1499d
KCSAN: data-race in event_sched_in / perf_event_update_userpage (5) perf 6 1 1511d 1511d
KCSAN: data-race in __perf_event_read_value / event_sched_out (4) perf 6 1 1511d 1511d
KCSAN: data-race in event_sched_out / perf_event_update_time perf 6 2 1552d 1567d
KCSAN: data-race in __perf_event_overflow / perf_event_exit_event (2) perf 6 1 1564d 1564d
KCSAN: data-race in __perf_event_read_value / event_sched_out (3) perf 6 2 1574d 1591d
KCSAN: data-race in arch_perf_update_userpage / arch_perf_update_userpage (5) perf 6 2 1586d 1593d
KCSAN: data-race in event_sched_in / perf_mmap (3) perf 6 1 1591d 1591d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (6) perf 6 2 1592d 1600d
KCSAN: data-race in arch_perf_update_userpage / perf_mmap perf 6 2 1600d 1613d
general protection fault in perf_tp_event (3) perf 2 9 1693d 1777d
KCSAN: data-race in __perf_event_read / perf_mmap perf 6 1 1610d 1610d
KMSAN: uninit-value in __perf_event_task_sched_in perf 7 1 1687d 1687d
KCSAN: data-race in __perf_event_read_value / event_sched_out (2) perf 6 3 1632d 1671d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (5) perf 6 3 1638d 1645d
KCSAN: data-race in arch_perf_update_userpage / arch_perf_update_userpage (4) perf 6 1 1640d 1640d
KCSAN: data-race in event_sched_in / perf_mmap (2) perf 6 1 1641d 1641d
KCSAN: data-race in event_sched_in / perf_event_update_userpage (4) perf 6 1 1652d 1652d
KCSAN: data-race in __perf_event_overflow / perf_event_exit_event perf 6 1 1653d 1653d
KMSAN: uninit-value in build_id_parse (2) perf 7 3 1710d 1721d
KCSAN: data-race in event_sched_out / perf_mmap perf 6 7 1658d 1742d
KCSAN: data-race in perf_event_exit_event / perf_event_exit_event (2) perf 6 1 1660d 1660d
INFO: rcu detected stall in mrp_periodic_timer (3) perf 1 1 1681d 1681d
INFO: rcu detected stall in estimation_timer (2) perf 1 1 1686d 1686d
INFO: rcu detected stall in __mod_timer (3) perf 1 24 1656d 1881d
INFO: rcu detected stall in sys_sendto (5) perf 1 7 1655d 1776d
INFO: task hung in uprobe_start_dup_mmap (2) perf trace 1 4 1674d 1689d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (7) perf 6 2 1682d 1689d
INFO: rcu detected stall in read_iter_zero (3) perf 1 1 1739d 1739d
INFO: rcu detected stall in sys_io_submit perf 1 1 1740d 1740d
general protection fault in perf_cgroup_switch perf 2 1 1749d 1745d
possible deadlock in register_for_each_vma (2) trace perf 4 1 1783d 1781d
KCSAN: data-race in detach_pid / perf_event_switch_output (2) perf 6 1 1698d 1698d
KCSAN: data-race in arch_perf_update_userpage / arch_perf_update_userpage (3) perf 6 1 1704d 1704d
KCSAN: data-race in __perf_event_read_value / event_sched_out perf 6 6 1708d 1783d
INFO: rcu detected stall in tipc_sendstream perf 1 1 1750d 1750d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (6) perf 6 1 1732d 1732d
INFO: task hung in perf_event_alloc perf 1 1 1790d 1790d
KCSAN: data-race in event_sched_in / perf_mmap perf 6 1 1735d 1729d
KCSAN: data-race in ctx_sched_out / perf_mmap perf 6 2 1745d 1751d
INFO: rcu detected stall in perf_event_open (2) perf 1 1 1780d 1780d
KCSAN: data-race in __perf_event_read_value / event_sched_in perf 6 2 1756d 1769d
KCSAN: data-race in perf_event_exit_event / perf_event_exit_event perf 6 1 1773d 1773d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (5) perf 6 1 1783d 1783d
KCSAN: data-race in detach_pid / perf_event_switch_output perf 6 16 1784d 1934d
WARNING in ctx_sched_in perf -1 33 1882d 1945d
INFO: task hung in perf_event_exit_task perf 1 25 1854d 1954d
KCSAN: data-race in copy_page_from_iter_atomic / uprobe_write_opcode trace perf 6 1 1801d 1801d
WARNING in __perf_install_in_context perf -1 6 1891d 1914d
WARNING in task_ctx_sched_out perf -1 2 1894d 1914d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (4) perf 6 1 1810d 1810d
INFO: rcu detected stall in read_iter_zero (2) perf 1 1 1875d 1875d
KCSAN: data-race in event_sched_in / perf_event_update_userpage (3) perf 6 1 1823d 1823d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (4) perf 6 1 1833d 1833d
WARNING in ctx_sched_out perf -1 2 1947d 1914d
KMSAN: uninit-value in build_id_parse perf 7 3 1924d 1934d
possible deadlock in register_for_each_vma perf trace 4 1 1970d 1966d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (3) perf 6 2 1897d 1908d
general protection fault in perf_tp_event (2) perf 2 109 1988d 2229d
KCSAN: data-race in event_sched_in / perf_event_update_userpage (2) perf 6 1 1921d 1921d
KCSAN: data-race in __perf_event_header__init_id / detach_pid perf 6 1 1942d 1942d
KCSAN: data-race in find_get_context / find_get_context perf 6 1 1943d 1943d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (2) perf 6 1 1945d 1945d
BUG: KFENCE: use-after-free read in find_uprobe perf trace -1 1 2018d 2018d
WARNING: refcount bug in uprobe_mmap trace perf 13 1 2018d 2018d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (3) perf 6 1 2023d 2023d
KCSAN: data-race in event_sched_in / perf_event_update_userpage perf 6 1 2026d 2026d
INFO: rcu detected stall in __do_sys_bpf perf 1 1 2127d 2127d
INFO: rcu detected stall in __do_sys_perf_event_open perf 1 2 2169d 2171d
KCSAN: data-race in event_sched_out / perf_event_update_userpage perf 6 1 2114d 2114d
KMSAN: uninit-value in x86_pmu_stop perf 7 1 2175d 2175d
BUG: unable to handle kernel paging request in perf_misc_flags perf 8 1 2176d 2172d
BUG: corrupted list in event_sched_out perf 8 1 2179d 2175d
general protection fault in perf_tp_event_match (2) perf 2 356 2233d 2562d
BUG: unable to handle kernel NULL pointer dereference in perf_misc_flags perf 10 2 2217d 2228d
BUG: soft lockup in perf_release (2) perf 1 2 2228d 2225d
general protection fault in msr_event_init perf 2 1 2231d 2227d
INFO: rcu detected stall in __se_sys_perf_event_open perf 1 1 2231d 2231d
general protection fault in perf_misc_flags perf 2 7 2146d 2154d
KCSAN: data-race in perf_event_exit_task / perf_event_exit_task perf 6 1 2177d 2177d
INFO: rcu detected stall in sys_sendto (4) perf 1 1 2234d 2234d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (2) perf 6 1 2214d 2214d
WARNING: locking bug in __perf_event_task_sched_in perf 4 2 2319d 2353d
KASAN: out-of-bounds Read in perf_assign_events perf 17 1 2303d 2299d
KCSAN: data-race in perf_event_wakeup / perf_event_wakeup perf 6 1 2282d 2282d
BUG: unable to handle kernel NULL pointer dereference in smp_call_function_many_cond perf 10 1 2251d 2251d
KCSAN: data-race in calc_timer_values / perf_event_update_time perf 6 8 2355d 2467d
KCSAN: data-race in __change_pid / __task_pid_nr_ns (2) perf 6 1 2375d 2375d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage perf 6 4 2388d 2473d
KCSAN: data-race in arch_perf_update_userpage / arch_perf_update_userpage (2) perf 6 1 2430d 2430d
KCSAN: data-race in mmap_region / register_for_each_vma perf trace 6 1 2437d 2437d
INFO: rcu detected stall in sys_perf_event_open (4) perf 1 1 2409d 2409d
INFO: rcu detected stall in sys_perf_event_open (3) perf 1 1 2409d 2409d
INFO: rcu detected stall in sys_perf_event_open (2) perf 1 8 2444d 2445d
INFO: task hung in perf_ioctl perf 1 1 2448d 2448d
INFO: task hung in perf_event_release_kernel perf 1 18 2448d 2449d
KCSAN: data-race in ns_capable_common / prepare_signal perf 6 1 2471d 2471d
KCSAN: data-race in arch_perf_update_userpage / arch_perf_update_userpage perf 6 1 2474d 2474d
general protection fault in perf_tp_event perf 2 423 2599d 3023d
KASAN: use-after-free Read in _free_event perf 19 1 2608d 2607d
INFO: task hung in uprobe_start_dup_mmap trace perf 1 196 2683d 2898d
INFO: task hung in register_for_each_vma perf trace 1 1 2750d 2750d
possible deadlock in uprobe_clear_state perf trace 4 2 2763d 2801d
possible deadlock in percpu_down_write perf trace 4 2 2771d 2859d
possible deadlock in fs_reclaim_acquire perf trace 4 1 2776d 2775d
KASAN: slab-out-of-bounds Read in perf_exclude_event perf 17 5 2796d 2784d
general protection fault in uprobe_mmap perf trace 2 1 2818d 2816d
INFO: rcu detected stall in sys_perf_event_open perf 1 1 2889d 2886d
INFO: task hung in __do_sys_perf_event_open perf 1 1 2953d 2951d
general protection fault in perf_tp_event_match perf 2 1 2956d 2956d
possible deadlock in perf_event_for_each_child perf 4 135 3115d 3124d
possible deadlock in perf_event_ctx_lock_nested perf 4 8914 3162d 3212d
INFO: rcu detected stall in smp_call_function_many perf 1 138 2907d 3062d
BUG: soft lockup in __msan_metadata_ptr_for_load_4 perf 1 243 2895d 2956d
general protection fault in __perf_event_task_sched_in perf 2 1 2962d 2962d
BUG: soft lockup in event_function_call perf 1 25 2901d 2953d
INFO: rcu detected stall in event_function_call perf 1 5 2908d 2946d
INFO: task hung in rwsem_down_read_failed perf 1 8 3113d 3160d