syzbot

 sign-in | mailing list | source | docs | 🏰
🐞 Open [1341]
≡ Subsystems
🐞 Fixed [7059]
🐞 Invalid [18505]
⬇ Missing Backports [222]
≡ Crashes
Kernel Health Bugs/Month Bug Lifetimes Fuzzing
Total Repo Heatmap Subsystems Heatmap
✨ AI
💬 Send us feedback

Instances [tested repos]:
Name Last active Uptime Corpus Coverage 🛈 Crashes Execs Kernel build syzkaller build Bugs
Commit Config Freshness Status Commit Freshness Status All Only
ci2-upstream-kcsan-gce now 4h38m 54200 462103 89 680382 aec2f682d47c .config 7h18m df15c5f3 14h05m all only
Applied filters: Only Manager=ci2-upstream-kcsan-gce (drop)
open (17) 🔗
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in serial8250_do_startup / serial8250_modem_status (4) serial 6 1 4d22h 2d16h
KCSAN: data-race in event_sched_out / perf_mmap_rb perf 6 1 5d08h 2d16h
KCSAN: data-race in _copy_from_iter / bcm_can_tx can 6 1 11d 9d08h
KCSAN: data-race in hash_ipportnet6_add / hash_ipportnet6_head netfilter 6 1 29d 12d PATCH [19h06m]
KCSAN: data-race in copy_mm / percpu_counter_add_batch net race:benign 6 1 15d 15d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (11) virt race:harmful 6 1 19d 15d 💬 5 [2d10h]
KCSAN: data-race in hash_ip4_add / hash_ip4_head netfilter 6 1 22d 21d PATCH [19h06m]
KCSAN: data-race in wg_expired_retransmit_handshake / wg_packet_send_queued_handshake_initiation (4) wireguard 6 1 40d 27d
KCSAN: data-race in hash_ipport6_add / hash_ipport6_head netfilter 6 1 41d 27d PATCH [19h06m]
KCSAN: data-race in pfifo_fast_dequeue / pfifo_fast_enqueue (6) net 6 4 14d 34d 💬 1 [34d]
KCSAN: data-race in fat12_ent_put / fat_mirror_bhs exfat 6 59 5d06h 68d 💬 3 [17h01m]
KCSAN: data-race in __perf_event_overflow / __perf_event_set_bpf_prog race:harmful perf 6 13 17d 79d PATCH [50d]
KCSAN: data-race in copy_mm / percpu_counter_destroy_many kernel 6 46 2d05h 338d 💬 2 [338d]
KCSAN: data-race in kick_pool / wq_worker_running kernel 6 1255 2h52m 502d 💬 1 [502d]
KCSAN: data-race in virtqueue_disable_cb / virtqueue_disable_cb (5) virt 6 100 2d15h 540d 💬 1 [85d]
KCSAN: data-race in block_uevent / inc_diskseq (2) race:harmful block 6 162 1d01h 665d 💬 2 [75d]
KCSAN: data-race in __filemap_remove_folio / folio_mapping (2) mm 6 971 4h36m 1087d PATCH [23d]
moderation (185) 🔗
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in copy_folio_from_iter_atomic / fat12_ent_put (4) exfat 6 1 8h40m 8h40m
KCSAN: data-race in __d_instantiate / path_openat (3) fs 6 1 1d07h 1d07h
KCSAN: data-race in serial8250_do_startup / serial8250_handle_irq_locked serial 6 1 8d16h 8d16h
KCSAN: data-race in pipe_release / pipe_wait_writable (5) fs 6 1 9d08h 9d08h
KCSAN: data-race in fprop_reflect_period_percpu / fprop_reflect_period_percpu (9) mm fs 6 2 1d19h 10d
KCSAN: data-race in hrtimer_reprogram / print_cpu (15) kernel 6 1 11d 11d
KCSAN: data-race in __follow_mount_rcu / do_new_mount fs 6 1 12d 12d
KCSAN: data-race in inode_update_time / inode_update_time fs 6 1 12d 12d
KCSAN: data-race in detach_pid / perf_event_switch_output (5) perf 6 1 14d 14d
KCSAN: data-race in memcpy_and_pad / string ext4 race:benign 6 2 4d18h 16d
upstream test error: KCSAN: data-race in d_delete / lookup_fast fs -1 1 18d 18d
KCSAN: data-race in n_tty_poll / tty_set_termios (10) serial 6 1 18d 18d
KCSAN: data-race in memcpy_and_pad / zap_other_threads (3) kernel race:benign 6 1 19d 19d
KCSAN: data-race in __perf_event_read_value / event_sched_in (2) perf 6 1 21d 21d
KCSAN: data-race in __d_lookup / __d_rehash (11) fs 6 1 21d 21d
KCSAN: data-race in serial8250_tx_chars / stop_tty serial 6 1 21d 21d
KCSAN: data-race in page_pool_put_unrefed_netmem / page_pool_release (3) net 6 1 25d 21d
KCSAN: data-race in ipvlan_open / is_upper_ndev_bond_master_filter (10) net 6 1 26d 22d
KCSAN: data-race in fsnotify_destroy_mark / inotify_handle_inode_event (9) fs 6 2 10d 23d
KCSAN: data-race in memcpy_and_pad / set_task_ioprio block 6 1 25d 25d
KCSAN: data-race in copy_process / memcpy_and_pad (3) mm 6 2 20d 25d
KCSAN: data-race in __stop_tty / __uart_start serial 6 1 25d 25d
KCSAN: data-race in memcpy_and_pad / perf_remove_from_owner perf 6 1 25d 25d
KCSAN: data-race in _copy_to_iter / vsnprintf ext4 6 1 26d 26d
KCSAN: data-race in __fat_write_inode / _copy_to_iter (3) exfat 6 1 27d 27d
KCSAN: data-race in _copy_to_iter / fat16_ent_put (8) exfat 6 1 28d 28d
KCSAN: data-race in __futex_wait / hrtimer_wakeup (3) kernel 6 1 29d 29d
KCSAN: data-race in __process_echoes / n_tty_write (15) serial 6 1 29d 29d
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (11) fs mm 6 1 30d 30d
KCSAN: data-race in filemap_write_and_wait_range / xas_set_mark (4) fs mm 6 1 34d 34d
KCSAN: data-race in __stop_tty / pty_write_room (12) serial 6 2 23d 37d
KCSAN: data-race in fsnotify / fsnotify_detach_mark (10) fs 6 1 39d 39d
KCSAN: data-race in __dentry_kill / path_lookupat fs 6 1 40d 40d
KCSAN: data-race in smc_poll / smc_switch_to_fallback (3) smc 6 2 42d 41d
KCSAN: data-race in ktime_get / timekeeping_update_from_shadow kernel 6 5 1d00h 41d
KCSAN: data-race in data_push_tail / number (6) kernel 6 2 2d15h 42d
upstream test error: KCSAN: data-race in __xa_clear_mark / xas_find_marked (5) mm fs -1 3 22d 42d
KCSAN: data-race in __d_lookup / shrink_dentry_list fs 6 1 43d 43d
KCSAN: data-race in mark_buffer_dirty_inode / sync_mapping_buffers (12) exfat 6 1 43d 43d
KCSAN: data-race in __uart_start / stop_tty serial 6 1 44d 44d
KCSAN: data-race in pipe_lock / pipe_release (17) fs 6 3 8d01h 47d
KCSAN: data-race in link_path_walk / shrink_dentry_list (12) fs 6 1 47d 47d
KCSAN: data-race in filemap_read / filemap_splice_read (3) fs 6 1 49d 49d PATCH [48d]
KCSAN: data-race in generic_fillattr / setattr_copy (6) fs 6 1 51d 51d
KCSAN: data-race in __filemap_add_folio / sync_bdevs (3) ext4 6 2 10d 51d
KCSAN: data-race in do_sendfile / ksys_write (17) fs 6 1 51d 51d
KCSAN: data-race in generic_fillattr / inode_set_ctime_current (3) fs 6 2 39d 52d
KCSAN: data-race in blk_mq_start_request / bt_for_each (5) block 6 1 53d 53d
KCSAN: data-race in munlock_folio / need_mlock_drain (8) mm 6 1 54d 54d
KCSAN: data-race in __se_sys_io_uring_enter / io_submit_sqes io-uring 6 1 54d 54d
KCSAN: data-race in lookup_fast / shrink_dentry_list (13) fs 6 2 49d 56d
KCSAN: data-race in __stop_tty / n_tty_receive_char (10) serial 6 2 7d01h 56d
KCSAN: data-race in batadv_bla_tx / batadv_bla_tx (6) race:benign batman 6 3 3d23h 57d
KCSAN: data-race in __filemap_add_folio / invalidate_bdev (11) fs mm 6 2 25d 57d
KCSAN: data-race in dentry_unlink_inode / path_openat (2) fs 6 2 53d 57d
KCSAN: data-race in batadv_tt_local_add / batadv_tt_local_commit_changes_nolock (5) batman 6 2 20d 58d
KCSAN: data-race in wg_packet_handshake_receive_worker / wg_packet_rx_poll (12) wireguard 6 12 20h56m 62d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (9) ext4 exfat 6 3 16d 63d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lrus_cpu (16) ext4 6 2 53d 64d
KCSAN: data-race in atime_needs_update / inode_update_time ext4 6 8 11d 64d
KCSAN: data-race in hrtimer_interrupt / print_tickdevice (16) kernel 6 3 20d 65d
KCSAN: data-race in fat32_ent_put / fat_mirror_bhs (3) exfat 6 4 7d17h 66d
KCSAN: data-race in _copy_to_iter / string (5) ext4 6 2 49d 67d
KCSAN: data-race in __dentry_kill / shrink_dentry_list (7) fs 6 2 44d 69d
KCSAN: data-race in __dentry_kill / __dentry_kill (7) fs 6 7 20d 72d
KCSAN: data-race in __bpf_lru_list_rotate / bpf_lru_push_free (3) bpf 6 2 54d 72d
KCSAN: data-race in __dentry_kill / step_into_slowpath fs 6 5 4d12h 73d
KCSAN: data-race in n_tty_lookahead_flow_ctrl / tty_set_termios (5) serial 6 52 23h22m 74d
KCSAN: data-race in drop_nlink / vfs_coredump fs 6 2 29d 79d
KCSAN: data-race in fill_mg_cmtime / inode_set_ctime_current (2) fs 6 3 11d 79d
KCSAN: data-race in __d_drop / fast_dput (3) fs 6 100 1d07h 79d
KCSAN: data-race in __dentry_kill / lookup_fast (15) race:benign fs 6 11 12d 81d
KCSAN: data-race in evdev_pass_values / evdev_read (13) input 6 2 50d 83d PATCH [48d]
KCSAN: data-race in n_tty_receive_buf_common / n_tty_write (9) serial 6 5 34d 84d
KCSAN: data-race in css_set_move_task / memcpy_and_pad (2) cgroups 6 6 13d 85d
KCSAN: data-race in copy_folio_from_iter_atomic / fat32_ent_put exfat 6 2 51d 85d
KCSAN: data-race in rwsem_down_write_slowpath / rwsem_down_write_slowpath kernfs 6 42 22h58m 87d
KCSAN: data-race in __d_instantiate / lookup_fast (12) fs 6 4 49d 87d
KCSAN: data-race in copy_mm / lru_gen_del_mm mm 6 4 40d 87d
KCSAN: data-race in shmem_fallocate / shmem_writeout mm 6 51 1d13h 88d
KCSAN: data-race in n_tty_flush_buffer / n_tty_poll (2) serial 6 2 46d 90d
KCSAN: data-race in _copy_to_iter / copy_folio_from_iter_atomic (3) mm 6 2 45d 90d
KCSAN: data-race in mem_cgroup_track_foreign_dirty_slowpath / mem_cgroup_track_foreign_dirty_slowpath (9) cgroups mm 6 2 55d 96d
KCSAN: data-race in page_pool_put_unrefed_netmem / page_pool_refill_alloc_cache net 6 325 5d12h 100d
KCSAN: data-race in __dentry_kill / d_make_discardable fs 6 21 21d 101d
KCSAN: data-race in bq_flush_to_queue / cpu_map_kthread_run (2) bpf net 6 463 23h27m 103d
KCSAN: data-race in __mod_timer / __mod_timer (11) wireguard 6 295 2d13h 103d
KCSAN: data-race in _copy_to_iter / fat_mirror_bhs (3) exfat block 6 7 3d19h 109d
KCSAN: data-race in __stop_tty / pty_write (16) serial 6 3 28d 110d
KCSAN: data-race in __kernel_write_iter / set_task_ioprio (3) block 6 4 18h57m 110d
KCSAN: data-race in copy_mm / vma_complete (3) mm 6 4 50d 111d
KCSAN: data-race in _copy_to_iter / memcpy_and_pad (3) block 6 5 15d 120d
KCSAN: data-race in can_can_gw_rcv / can_can_gw_rcv (5) can 6 13 11h21m 122d
KCSAN: data-race in can_rcv_filter / can_rcv_filter (14) can 6 23 35d 122d
KCSAN: data-race in __d_instantiate / path_lookupat fs 6 4 54d 122d
KCSAN: data-race in do_sync_mmap_readahead / do_sync_mmap_readahead (10) mm 6 5 46d 123d
KCSAN: data-race in d_delete / path_lookupat fs 6 24 3d18h 126d
KCSAN: data-race in d_make_discardable / lookup_fast fs 6 69 3d05h 128d
KCSAN: data-race in fill_mg_cmtime / simple_unlink fs 6 47 3d01h 128d
KCSAN: data-race in d_make_discardable / step_into_slowpath fs 6 120 4h28m 129d
KCSAN: data-race in d_make_discardable / path_lookupat fs 6 71 1d05h 130d
KCSAN: data-race in drop_nlink / generic_fillattr (10) fs 6 11 3d05h 130d
KCSAN: data-race in d_make_discardable / do_readlinkat fs 6 72 1d17h 130d
KCSAN: data-race in d_delete / step_into_slowpath fs 6 59 39m 133d
KCSAN: data-race in __follow_mount_rcu / d_set_mounted fs 6 6 35d 133d
KCSAN: data-race in dont_mount / step_into_slowpath fs 6 37 14d 134d
KCSAN: data-race in dont_mount / path_lookupat fs 6 15 7d10h 134d
KCSAN: data-race in dentry_unlink_inode / step_into_slowpath fs 6 258 2h44m 134d
KCSAN: data-race in copy_creds / prepare_creds (2) lsm 6 8 20d 135d
KCSAN: data-race in _copy_to_iter / fat_set_state (13) exfat 6 12 20h21m 154d
KCSAN: data-race in mlock_folio / need_mlock_drain (9) mm 6 5 55d 156d
KCSAN: data-race in copy_mm / copy_page_range (3) mm 6 7 34d 159d
KCSAN: data-race in sg_common_write / sg_finish_rem_req (6) scsi 6 9 55d 167d
KCSAN: data-race in __fat_write_inode / copy_folio_from_iter_atomic (2) exfat 6 12 7d15h 196d
KCSAN: data-race in __percpu_counter_init_many / copy_mm (2) mm 6 23 4d10h 213d
KCSAN: data-race in __set_task_comm / strlen fs mm 6 9 48d 218d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) ext4 mm 6 18 3d00h 222d
KCSAN: data-race in evdev_pass_values / evdev_poll (12) input 6 9 8d18h 231d
KCSAN: data-race in init_file / prepare_creds (2) fs 6 25 1d22h 263d
KCSAN: data-race in _prb_read_valid / prb_reserve_in_last (2) mm 6 27 11h55m 266d
KCSAN: data-race in fifo_open / wait_for_partner (6) fs 6 236 14h26m 274d
KCSAN: data-race in audit_log_start / audit_receive (3) audit 6 21 15d 276d
KCSAN: data-race in bdev_statx / queue_limits_commit_update (2) block 6 28 2h19m 284d
KCSAN: data-race in filemap_read / filemap_read (6) fs 6 524 9h25m 304d
KCSAN: data-race in memcpy_and_pad / release_task kernel 6 160 18d 313d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic ext4 mm 6 140 10d 315d
KCSAN: data-race in copy_folio_from_iter_atomic / fat16_ent_put exfat 6 111 44m 315d
KCSAN: data-race in fsnotify_detach_mark / fsnotify_handle_inode_event (4) fs 6 33 18d 321d
KCSAN: data-race in blkdev_open / queue_limits_commit_update block 6 61 4h19m 346d
KCSAN: data-race in mas_state_walk / mas_wr_store_entry mm 6 131 23h35m 354d
KCSAN: data-race in find_get_block_common / has_bh_in_lru ext4 6 280 1d16h 354d
KCSAN: data-race in _prb_read_valid / data_alloc x25 ext4 6 424 2h20m 355d
KCSAN: data-race in mas_state_walk / mas_wmb_replace (3) mm 6 414 9h30m 355d
KCSAN: data-race in fat16_ent_put / fat_mirror_bhs exfat 6 716 2d04h 355d
KCSAN: data-race in __anon_vma_prepare / handle_mm_fault (5) mm 6 16 50d 366d
KCSAN: data-race in avc_policy_seqno / avc_ss_reset (3) selinux 6 51 10d 378d PATCH [72d]
KCSAN: data-race in _copy_from_iter / _copy_from_iter (5) mm 6 145 15d 380d
KCSAN: data-race in __d_rehash / fast_dput (4) fs 6 40 18d 396d
KCSAN: data-race in free_pid / zap_pid_ns_processes (7) kernel 6 45 5d01h 403d PATCH [352d]
KCSAN: data-race in data_push_tail / vsnprintf (9) block 6 217 13h49m 418d
KCSAN: data-race in copy_process / free_pid (14) kernel 6 269 1d15h 467d PATCH [352d]
KCSAN: data-race in fill_mg_cmtime / shmem_symlink mm 6 146 1d02h 510d
KCSAN: data-race in fill_mg_cmtime / shmem_mknod mm 6 515 14h34m 511d
KCSAN: data-race in file_write_and_wait_range / xas_set_mark (2) fs mm 6 921 12d 513d
KCSAN: data-race in shmem_fallocate / shmem_fault (9) mm 6 113 6d12h 546d
KCSAN: data-race in fsnotify_detach_mark / inotify_handle_inode_event (2) fs 6 72 4h16m 550d
KCSAN: data-race in delete_from_page_cache_batch / nr_blockdev_pages (12) block 6 43 2d08h 551d
KCSAN: data-race in generic_fillattr / touch_atime (4) fs 6 64 15d 557d
KCSAN: data-race in console_flush_all / console_flush_all isofs 6 93 1d01h 568d
KCSAN: data-race in data_alloc / data_push_tail (3) audit 6 65 8d05h 584d
KCSAN: data-race in mem_cgroup_flush_stats_ratelimited / tick_do_update_jiffies64 (2) kernel 6 644 13h30m 593d
KCSAN: data-race in generic_fillattr / inode_add_bytes fs 6 176 1d22h 644d
KCSAN: data-race in shmem_add_to_page_cache / shmem_getattr (5) mm 6 194 1d12h 649d
KCSAN: data-race in shmem_getattr / shmem_recalc_inode mm 6 196 12d 650d
KCSAN: data-race in __filemap_remove_folio / nr_blockdev_pages (5) mm 6 141 5d04h 651d
KCSAN: data-race in d_delete / lookup_fast (7) fs 6 144 2d06h 653d
KCSAN: data-race in fasync_remove_entry / sock_wake_async (12) fs 6 48 15d 666d
KCSAN: data-race in touch_atime / touch_atime (3) fs 6 675 1d01h 689d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) mm fs 6 853 14d 708d
KCSAN: data-race in mlock_new_folio / need_mlock_drain (3) mm 6 89 8d21h 735d
KCSAN: data-race in __lru_add_drain_all / folios_put_refs mm 6 200 3d16h 738d
KCSAN: data-race in atime_needs_update / touch_atime (2) fs 6 612 2d08h 804d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) mm 6 168 6d04h 858d
KCSAN: data-race in shmem_file_splice_read / shmem_file_splice_read race:benign mm 6 2570 29m 859d
KCSAN: data-race in atime_needs_update / inode_set_ctime_current fs 6 489 13h56m 859d
KCSAN: data-race in hrtimer_interrupt / print_cpu (5) kernel 6 302 8d00h 860d
KCSAN: data-race in set_nlink / set_nlink kernfs 6 1067 16h14m 860d
KCSAN: data-race in dont_mount / lookup_fast exfat 6 syz 978 14d 860d
KCSAN: data-race in __fsnotify_parent / fsnotify_detach_connector_from_object (3) exfat 6 syz 978 721d 860d
KCSAN: data-race in delete_from_page_cache_batch / folio_mapping (2) block 6 166 6d07h 860d
KCSAN: data-race in filemap_splice_read / filemap_splice_read fs 6 1526 2d12h 860d
KCSAN: data-race in wq_worker_tick / wq_worker_tick kernel 6 623 6h38m 860d
KCSAN: data-race in dont_mount / step_into isofs 6 syz 1968 136d 1440d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range mm 6 959 7d08h 1560d
KCSAN: data-race in __lru_add_drain_all / folio_add_lru mm 6 1830 1d03h 1583d
KCSAN: data-race in data_push_tail / string audit 6 482 1d08h 1728d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) mm fs 6 5233 4h01m 1754d
KCSAN: data-race in data_alloc / prb_reserve net 6 1249 42m 1847d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 6 3867 1d02h 1983d
KCSAN: data-race in __xa_set_mark / xas_find_marked fs mm 6 1652 3d02h 2028d
KCSAN: data-race in exit_mm / mm_update_next_owner kernel 6 syz 3548 633d 2111d
KCSAN: data-race in alloc_pid / copy_process (2) kernel 6 3463 10h02m 2136d PATCH [352d]
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 6 syz 2497 355d 2264d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) mm fs 6 4134 3d15h 2318d
KCSAN: data-race in xas_find_marked / xas_set_mark fs mm 6 2528 16h17m 2324d