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 219d 334d
INFO: rcu detected stall in uprobe_mmap prio:low trace perf 1 1 100d 100d
KCSAN: data-race in __perf_event_overflow / __perf_event_set_bpf_prog (2) race:harmful prio:low perf 6 1 77d 77d
WARNING in __perf_event_overflow (2) perf -1 syz, C error error 118 217d 521d
KCSAN: data-race in __perf_event_overflow / __perf_event_set_bpf_prog race:harmful prio:low perf 6 11 147d 257d
KCSAN: data-race in event_sched_out / perf_mmap_rb perf prio:low 6 1 183d 181d
BUG: soft lockup in macvlan_handle_frame (2) net perf prio:low 1 2 186d 209d
BUG: soft lockup in inet_twsk_put perf prio:high 1 1 220d 220d
KCSAN: data-race in detach_pid / perf_event_switch_output (5) perf prio:low 6 1 193d 193d
KCSAN: data-race in __perf_event_read_value / event_sched_in (2) perf prio:high 6 1 199d 199d
BUG: soft lockup in neigh_timer_handler (4) perf 1 1 197d 197d
KCSAN: data-race in memcpy_and_pad / perf_remove_from_owner perf 6 1 204d 204d
KCSAN: data-race in __perf_event_read_value / event_sched_out (7) perf 6 1 247d 247d
BUG: soft lockup in tcp_write_timer (10) perf mm net 1 3 213d 243d
general protection fault in perf_tp_event (4) perf 2 1 288d 284d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state (6) race:harmful perf 6 6 259d 247d
KASAN: slab-use-after-free Read in __task_pid_nr_ns perf 19 5 303d 432d
KCSAN: data-race in perf_event_set_state / perf_mmap_rb race:harmful perf 6 1 270d 247d
BUG: soft lockup in xfrm_timer_handler (2) perf 1 1 309d 305d
BUG: soft lockup in packet_rcv perf trace 1 2 287d 339d
KCSAN: data-race in perf_event_set_state / perf_event_update_time (5) perf 6 2 383d 397d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state (5) perf 6 3 391d 409d
BUG: soft lockup in __sk_destruct perf 1 1 472d 472d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state (4) perf 6 1 507d 507d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state (3) perf 6 4 603d 654d
KCSAN: data-race in perf_event_set_state / perf_event_update_time (4) perf 6 2 613d 617d
KCSAN: data-race in _free_event / perf_pending_task (2) perf 6 9 616d 727d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (9) perf 6 1 684d 684d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state (2) perf 6 1 722d 722d
KASAN: slab-use-after-free Read in filter_chain perf trace 19 13 759d 817d
KASAN: slab-use-after-free Read in uprobe_mmap perf trace 19 67 761d 808d
WARNING in free_event perf -1 syz, C unreliable done 1 823d 1021d
KASAN: slab-use-after-free Read in uprobe_unregister trace perf 19 syz, C unreliable 5 783d 781d
KCSAN: data-race in _free_event / perf_pending_task perf 6 6 772d 802d
KCSAN: data-race in __change_pid / perf_event_switch_output (3) perf 6 1 799d 799d
BUG: soft lockup in sys_perf_event_open perf 1 1 863d 859d
BUG: using __this_cpu_add() in preemptible code in graph_lock perf 4 1 906d 902d
KCSAN: data-race in perf_event_set_state / perf_event_update_time (3) perf 6 2 842d 852d
WARNING: suspicious RCU usage in __schedule (2) perf 4 1 909d 905d
KCSAN: data-race in __perf_event_read_value / perf_event_set_state perf 6 1 862d 862d
KCSAN: data-race in __change_pid / perf_event_switch_output (2) perf 6 1 871d 871d
KASAN: use-after-free Read in refcount_sub_and_test_checked (2) perf 19 syz done error 10 2432d 2839d
KCSAN: data-race in __change_pid / perf_event_switch_output perf 6 1 925d 925d
WARNING in ctx_sched_in (2) perf -1 1 997d 993d
KCSAN: data-race in perf_event_set_state / perf_event_update_userpage perf 6 1 950d 950d
KCSAN: data-race in detach_pid / perf_event_switch_output (4) perf 6 1 967d 967d
KCSAN: data-race in perf_event_set_state / perf_event_update_time (2) perf 6 1 991d 991d
KCSAN: data-race in ctx_sched_out / perf_event_update_time perf 6 1 1062d 1035d
INFO: task hung in perf_event_free_task perf 1 syz, C done error 40 1127d 2635d
KCSAN: data-race in detach_pid / perf_event_switch_output (3) perf 6 1 1122d 1122d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (8) perf 6 2 1179d 1195d
KCSAN: data-race in perf_event_set_state / perf_event_update_time perf 6 2 1190d 1197d
KCSAN: data-race in perf_event_exit_event / perf_event_exit_event (4) perf 6 2 1202d 1204d
KCSAN: data-race in __perf_event_overflow / perf_event_exit_event (5) perf 6 2 1210d 1212d
KCSAN: data-race in __perf_event_overflow / perf_event_exit_event (4) perf 6 1 1276d 1276d
INFO: task can't die in perf_event_free_task perf 1 syz unreliable 6 1452d 2152d
WARNING: held lock freed in uprobe_unregister trace perf 4 syz, C error 3 2073d 2076d
KCSAN: data-race in event_sched_out / perf_event_update_time (4) perf 6 1 1386d 1386d
KCSAN: data-race in __perf_event_read_value / event_sched_out (6) perf 6 1 1409d 1409d
INFO: rcu detected stall in __perf_sw_event perf 1 syz done error 99 1984d 2803d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (7) perf 6 3 1427d 1478d
KCSAN: data-race in __perf_event_read_value / event_sched_out (5) perf 6 5 1447d 1504d
possible deadlock in down_trylock (2) perf 4 syz, C error error 17 1630d 2901d
KCSAN: data-race in event_sched_out / perf_event_update_time (3) perf 6 1 1487d 1487d
possible deadlock in perf_event_ctx_lock_nested (2) perf 4 syz done 12 1816d 1973d
INFO: rcu detected stall in inet_sendmsg (3) perf 1 syz error error 68 1629d 2268d
KCSAN: data-race in event_sched_out / perf_event_update_time (2) perf 6 1 1523d 1523d
WARNING in add_event_to_ctx perf -1 syz, C done done 7 2658d 2670d
KCSAN: data-race in perf_event_exit_event / perf_event_exit_event (3) perf 6 1 1534d 1534d
KCSAN: data-race in __perf_event_overflow / perf_event_exit_event (3) perf 6 1 1558d 1558d
KCSAN: data-race in event_sched_in / perf_event_update_userpage (5) perf 6 1 1570d 1570d
KCSAN: data-race in __perf_event_read_value / event_sched_out (4) perf 6 1 1570d 1570d
KCSAN: data-race in event_sched_out / perf_event_update_time perf 6 2 1611d 1626d
KCSAN: data-race in __perf_event_overflow / perf_event_exit_event (2) perf 6 1 1623d 1623d
KCSAN: data-race in __perf_event_read_value / event_sched_out (3) perf 6 2 1633d 1649d
KCSAN: data-race in arch_perf_update_userpage / arch_perf_update_userpage (5) perf 6 2 1645d 1652d
KCSAN: data-race in event_sched_in / perf_mmap (3) perf 6 1 1650d 1650d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (6) perf 6 2 1651d 1659d
KCSAN: data-race in arch_perf_update_userpage / perf_mmap perf 6 2 1659d 1672d
general protection fault in perf_tp_event (3) perf 2 9 1752d 1836d
KCSAN: data-race in __perf_event_read / perf_mmap perf 6 1 1669d 1669d
KMSAN: uninit-value in __perf_event_task_sched_in perf 7 1 1745d 1745d
KCSAN: data-race in __perf_event_read_value / event_sched_out (2) perf 6 3 1691d 1730d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (5) perf 6 3 1697d 1704d
KCSAN: data-race in arch_perf_update_userpage / arch_perf_update_userpage (4) perf 6 1 1699d 1699d
KCSAN: data-race in event_sched_in / perf_mmap (2) perf 6 1 1699d 1699d
KCSAN: data-race in event_sched_in / perf_event_update_userpage (4) perf 6 1 1711d 1711d
KCSAN: data-race in __perf_event_overflow / perf_event_exit_event perf 6 1 1712d 1712d
KMSAN: uninit-value in build_id_parse (2) perf 7 3 1769d 1780d
KCSAN: data-race in event_sched_out / perf_mmap perf 6 7 1717d 1801d
KCSAN: data-race in perf_event_exit_event / perf_event_exit_event (2) perf 6 1 1719d 1719d
INFO: rcu detected stall in mrp_periodic_timer (3) perf 1 1 1740d 1740d
INFO: rcu detected stall in estimation_timer (2) perf 1 1 1745d 1745d
INFO: rcu detected stall in __mod_timer (3) perf 1 24 1714d 1940d
INFO: rcu detected stall in sys_sendto (5) perf 1 7 1714d 1835d
INFO: task hung in uprobe_start_dup_mmap (2) perf trace 1 4 1733d 1747d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (7) perf 6 2 1741d 1748d
INFO: rcu detected stall in read_iter_zero (3) perf 1 1 1798d 1798d
INFO: rcu detected stall in sys_io_submit perf 1 1 1799d 1799d
general protection fault in perf_cgroup_switch perf 2 1 1808d 1804d
possible deadlock in register_for_each_vma (2) trace perf 4 1 1842d 1839d
KCSAN: data-race in detach_pid / perf_event_switch_output (2) perf 6 1 1757d 1757d
KCSAN: data-race in arch_perf_update_userpage / arch_perf_update_userpage (3) perf 6 1 1763d 1763d
KCSAN: data-race in __perf_event_read_value / event_sched_out perf 6 6 1767d 1842d
INFO: rcu detected stall in tipc_sendstream perf 1 1 1809d 1809d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (6) perf 6 1 1791d 1791d
INFO: task hung in perf_event_alloc perf 1 1 1848d 1848d
KCSAN: data-race in event_sched_in / perf_mmap perf 6 1 1794d 1788d
KCSAN: data-race in ctx_sched_out / perf_mmap perf 6 2 1804d 1810d
INFO: rcu detected stall in perf_event_open (2) perf 1 1 1839d 1839d
KCSAN: data-race in __perf_event_read_value / event_sched_in perf 6 2 1815d 1828d
KCSAN: data-race in perf_event_exit_event / perf_event_exit_event perf 6 1 1832d 1832d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (5) perf 6 1 1842d 1842d
KCSAN: data-race in detach_pid / perf_event_switch_output perf 6 16 1842d 1993d
WARNING in ctx_sched_in perf -1 33 1940d 2004d
INFO: task hung in perf_event_exit_task perf 1 25 1913d 2013d
KCSAN: data-race in copy_page_from_iter_atomic / uprobe_write_opcode trace perf 6 1 1860d 1860d
WARNING in __perf_install_in_context perf -1 6 1950d 1973d
WARNING in task_ctx_sched_out perf -1 2 1953d 1973d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (4) perf 6 1 1868d 1868d
INFO: rcu detected stall in read_iter_zero (2) perf 1 1 1934d 1934d
KCSAN: data-race in event_sched_in / perf_event_update_userpage (3) perf 6 1 1882d 1882d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (4) perf 6 1 1892d 1892d
WARNING in ctx_sched_out perf -1 2 2006d 1973d
KMSAN: uninit-value in build_id_parse perf 7 3 1983d 1993d
possible deadlock in register_for_each_vma perf trace 4 1 2029d 2025d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (3) perf 6 2 1956d 1967d
general protection fault in perf_tp_event (2) perf 2 109 2047d 2288d
KCSAN: data-race in event_sched_in / perf_event_update_userpage (2) perf 6 1 1980d 1980d
KCSAN: data-race in __perf_event_header__init_id / detach_pid perf 6 1 2001d 2001d
KCSAN: data-race in find_get_context / find_get_context perf 6 1 2002d 2002d
KCSAN: data-race in event_sched_out / perf_event_update_userpage (2) perf 6 1 2004d 2004d
BUG: KFENCE: use-after-free read in find_uprobe perf trace -1 1 2077d 2077d
WARNING: refcount bug in uprobe_mmap trace perf 13 1 2077d 2077d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (3) perf 6 1 2082d 2082d
KCSAN: data-race in event_sched_in / perf_event_update_userpage perf 6 1 2085d 2085d
INFO: rcu detected stall in __do_sys_bpf perf 1 1 2186d 2186d
INFO: rcu detected stall in __do_sys_perf_event_open perf 1 2 2228d 2230d
KCSAN: data-race in event_sched_out / perf_event_update_userpage perf 6 1 2173d 2173d
KMSAN: uninit-value in x86_pmu_stop perf 7 1 2234d 2234d
BUG: unable to handle kernel paging request in perf_misc_flags perf 8 1 2235d 2231d
BUG: corrupted list in event_sched_out perf 8 1 2237d 2233d
general protection fault in perf_tp_event_match (2) perf 2 356 2292d 2620d
BUG: unable to handle kernel NULL pointer dereference in perf_misc_flags perf 10 2 2276d 2286d
BUG: soft lockup in perf_release (2) perf 1 2 2287d 2283d
general protection fault in msr_event_init perf 2 1 2290d 2286d
INFO: rcu detected stall in __se_sys_perf_event_open perf 1 1 2290d 2290d
general protection fault in perf_misc_flags perf 2 7 2205d 2213d
KCSAN: data-race in perf_event_exit_task / perf_event_exit_task perf 6 1 2236d 2236d
INFO: rcu detected stall in sys_sendto (4) perf 1 1 2293d 2293d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (2) perf 6 1 2273d 2273d
WARNING: locking bug in __perf_event_task_sched_in perf 4 2 2378d 2412d
KASAN: out-of-bounds Read in perf_assign_events perf 17 1 2361d 2357d
KCSAN: data-race in perf_event_wakeup / perf_event_wakeup perf 6 1 2341d 2341d
BUG: unable to handle kernel NULL pointer dereference in smp_call_function_many_cond perf 10 1 2310d 2310d
KCSAN: data-race in calc_timer_values / perf_event_update_time perf 6 8 2414d 2526d
KCSAN: data-race in __change_pid / __task_pid_nr_ns (2) perf 6 1 2434d 2434d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage perf 6 4 2446d 2532d
KCSAN: data-race in arch_perf_update_userpage / arch_perf_update_userpage (2) perf 6 1 2489d 2489d
KCSAN: data-race in mmap_region / register_for_each_vma perf trace 6 1 2496d 2496d
INFO: rcu detected stall in sys_perf_event_open (4) perf 1 1 2468d 2468d
INFO: rcu detected stall in sys_perf_event_open (3) perf 1 1 2468d 2468d
INFO: rcu detected stall in sys_perf_event_open (2) perf 1 8 2503d 2504d
INFO: task hung in perf_ioctl perf 1 1 2507d 2506d
INFO: task hung in perf_event_release_kernel perf 1 18 2507d 2508d
KCSAN: data-race in ns_capable_common / prepare_signal perf 6 1 2530d 2530d
KCSAN: data-race in arch_perf_update_userpage / arch_perf_update_userpage perf 6 1 2533d 2533d
general protection fault in perf_tp_event perf 2 423 2658d 3082d
KASAN: use-after-free Read in _free_event perf 19 1 2667d 2666d
INFO: task hung in uprobe_start_dup_mmap trace perf 1 196 2742d 2957d
INFO: task hung in register_for_each_vma perf trace 1 1 2809d 2809d
possible deadlock in uprobe_clear_state perf trace 4 2 2822d 2860d
possible deadlock in percpu_down_write perf trace 4 2 2830d 2918d
possible deadlock in fs_reclaim_acquire perf trace 4 1 2835d 2834d
KASAN: slab-out-of-bounds Read in perf_exclude_event perf 17 5 2854d 2843d
general protection fault in uprobe_mmap perf trace 2 1 2877d 2875d
INFO: rcu detected stall in sys_perf_event_open perf 1 1 2947d 2945d
INFO: task hung in __do_sys_perf_event_open perf 1 1 3012d 3010d
general protection fault in perf_tp_event_match perf 2 1 3014d 3014d
possible deadlock in perf_event_for_each_child perf 4 135 3174d 3183d
possible deadlock in perf_event_ctx_lock_nested perf 4 8914 3221d 3271d
INFO: rcu detected stall in smp_call_function_many perf 1 138 2966d 3121d
BUG: soft lockup in __msan_metadata_ptr_for_load_4 perf 1 243 2954d 3015d
general protection fault in __perf_event_task_sched_in perf 2 1 3021d 3020d
BUG: soft lockup in event_function_call perf 1 25 2960d 3012d
INFO: rcu detected stall in event_function_call perf 1 5 2967d 3005d
INFO: task hung in rwsem_down_read_failed perf 1 8 3172d 3219d