syzbot

 sign-in | mailing list | source | docs | 🏰
🐞 Open [1349]
≡ Subsystems
🐞 Fixed [7053]
🐞 Invalid [18474]
⬇ 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 4h18m 55588 426900 356 1588400 028ef9c96e96 .config 17h41m 9530ccf9 4h45m all only
Applied filters: Manager=ci2-upstream-kcsan-gce (drop)
open (18) 🔗
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 2d07h 1h29m
KCSAN: data-race in event_sched_out / perf_mmap_rb perf 6 1 2d17h 1h37m
KCSAN: data-race in _copy_from_iter / bcm_can_tx can 6 1 8d18h 6d17h
KCSAN: data-race in hash_ipportnet6_add / hash_ipportnet6_head netfilter 6 1 27d 9d17h PATCH [5d07h]
KCSAN: data-race in copy_mm / percpu_counter_add_batch net race:benign 6 1 13d 12d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (11) virt race:harmful 6 1 16d 13d 💬 4 [13h56m]
KCSAN: data-race in hash_ip4_add / hash_ip4_head netfilter 6 1 19d 19d PATCH [5d07h]
KCSAN: data-race in wg_expired_retransmit_handshake / wg_packet_send_queued_handshake_initiation (4) wireguard 6 1 38d 24d
KCSAN: data-race in hash_ipport6_add / hash_ipport6_head netfilter 6 1 38d 24d PATCH [5d07h]
KCSAN: data-race in pfifo_fast_dequeue / pfifo_fast_enqueue (6) net 6 4 12d 31d 💬 1 [31d]
KCSAN: data-race in sctp_do_sm / sctp_wait_for_connect (4) sctp 6 1 53d 39d
KCSAN: data-race in fat12_ent_put / fat_mirror_bhs exfat 6 59 2d15h 66d 💬 3 [56d]
KCSAN: data-race in __perf_event_overflow / __perf_event_set_bpf_prog race:harmful perf 6 13 15d 76d PATCH [48d]
KCSAN: data-race in copy_mm / percpu_counter_destroy_many kernel 6 44 21h53m 336d 💬 2 [335d]
KCSAN: data-race in kick_pool / wq_worker_running kernel 6 1252 3h44m 499d 💬 1 [499d]
KCSAN: data-race in virtqueue_disable_cb / virtqueue_disable_cb (5) virt 6 100 24m 538d 💬 1 [83d]
KCSAN: data-race in block_uevent / inc_diskseq (2) race:harmful block 6 161 2d10h 663d 💬 2 [73d]
KCSAN: data-race in __filemap_remove_folio / folio_mapping (2) mm 6 966 3d17h 1085d PATCH [21d]
moderation (186) 🔗
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in serial8250_do_startup / serial8250_handle_irq_locked serial 6 1 6d01h 6d01h
KCSAN: data-race in pipe_release / pipe_wait_writable (5) fs 6 1 6d17h 6d17h
KCSAN: data-race in fprop_reflect_period_percpu / fprop_reflect_period_percpu (9) mm fs 6 1 7d22h 7d22h
KCSAN: data-race in hrtimer_reprogram / print_cpu (15) kernel 6 1 9d06h 9d06h
KCSAN: data-race in __follow_mount_rcu / do_new_mount fs 6 1 9d14h 9d14h
KCSAN: data-race in inode_update_time / inode_update_time fs 6 1 10d 10d
KCSAN: data-race in detach_pid / perf_event_switch_output (5) perf 6 1 12d 12d
KCSAN: data-race in memcpy_and_pad / string ext4 race:benign 6 2 2d03h 14d
upstream test error: KCSAN: data-race in d_delete / lookup_fast fs -1 1 16d 16d
KCSAN: data-race in n_tty_poll / tty_set_termios (10) serial 6 1 16d 16d
KCSAN: data-race in memcpy_and_pad / zap_other_threads (3) kernel race:benign 6 1 16d 16d
KCSAN: data-race in __perf_event_read_value / event_sched_in (2) perf 6 1 18d 18d
KCSAN: data-race in __d_lookup / __d_rehash (11) fs 6 1 18d 18d
KCSAN: data-race in serial8250_tx_chars / stop_tty serial 6 1 18d 18d
KCSAN: data-race in page_pool_put_unrefed_netmem / page_pool_release (3) net 6 1 22d 18d
KCSAN: data-race in ipvlan_open / is_upper_ndev_bond_master_filter (10) net 6 1 24d 20d
KCSAN: data-race in fsnotify_destroy_mark / inotify_handle_inode_event (9) fs 6 2 7d23h 20d
KCSAN: data-race in memcpy_and_pad / set_task_ioprio block 6 1 22d 22d
KCSAN: data-race in copy_process / memcpy_and_pad (3) mm 6 2 18d 22d
KCSAN: data-race in __stop_tty / __uart_start serial 6 1 22d 22d
KCSAN: data-race in memcpy_and_pad / perf_remove_from_owner perf 6 1 23d 23d
KCSAN: data-race in _copy_to_iter / vsnprintf ext4 6 1 24d 24d
KCSAN: data-race in __fat_write_inode / _copy_to_iter (3) exfat 6 1 24d 24d
KCSAN: data-race in _copy_to_iter / fat16_ent_put (8) exfat 6 1 26d 26d
KCSAN: data-race in __futex_wait / hrtimer_wakeup (3) kernel 6 1 26d 26d
KCSAN: data-race in __process_echoes / n_tty_write (15) serial 6 1 26d 26d
KCSAN: data-race in __wb_update_bandwidth / percpu_counter_add_batch (11) fs mm 6 1 27d 27d
KCSAN: data-race in filemap_write_and_wait_range / xas_set_mark (4) fs mm 6 1 31d 31d
KCSAN: data-race in __stop_tty / pty_write_room (12) serial 6 2 20d 34d
KCSAN: data-race in fsnotify / fsnotify_detach_mark (10) fs 6 1 37d 37d
KCSAN: data-race in __dentry_kill / path_lookupat fs 6 1 38d 38d
KCSAN: data-race in smc_poll / smc_switch_to_fallback (3) smc 6 2 40d 39d
KCSAN: data-race in ktime_get / timekeeping_update_from_shadow kernel 6 4 19d 39d
KCSAN: data-race in data_push_tail / number (6) kernel 6 1 39d 39d
upstream test error: KCSAN: data-race in __xa_clear_mark / xas_find_marked (5) mm fs -1 3 19d 39d
KCSAN: data-race in __d_lookup / shrink_dentry_list fs 6 1 40d 40d
KCSAN: data-race in mark_buffer_dirty_inode / sync_mapping_buffers (12) exfat 6 1 40d 40d
KCSAN: data-race in __uart_start / stop_tty serial 6 1 41d 41d
KCSAN: data-race in pipe_lock / pipe_release (17) fs 6 3 5d09h 44d
KCSAN: data-race in link_path_walk / shrink_dentry_list (12) fs 6 1 45d 45d
KCSAN: data-race in filemap_read / filemap_splice_read (3) fs 6 1 46d 46d PATCH [45d]
KCSAN: data-race in generic_fillattr / setattr_copy (6) fs 6 1 48d 48d
KCSAN: data-race in __filemap_add_folio / sync_bdevs (3) ext4 6 2 7d13h 48d
KCSAN: data-race in do_sendfile / ksys_write (17) fs 6 1 49d 49d
KCSAN: data-race in generic_fillattr / inode_set_ctime_current (3) fs 6 2 36d 50d
KCSAN: data-race in blk_mq_start_request / bt_for_each (5) block 6 1 50d 50d
KCSAN: data-race in munlock_folio / need_mlock_drain (8) mm 6 1 51d 51d
KCSAN: data-race in __se_sys_io_uring_enter / io_submit_sqes io-uring 6 1 51d 51d
KCSAN: data-race in lookup_fast / shrink_dentry_list (13) fs 6 2 46d 53d
KCSAN: data-race in __stop_tty / n_tty_receive_char (10) serial 6 2 4d10h 54d
KCSAN: data-race in batadv_bla_tx / batadv_bla_tx (6) race:benign batman 6 3 1d08h 54d
KCSAN: data-race in __filemap_add_folio / invalidate_bdev (11) fs mm 6 2 22d 54d
KCSAN: data-race in dentry_unlink_inode / path_openat (2) fs 6 2 50d 54d
KCSAN: data-race in batadv_tt_local_add / batadv_tt_local_commit_changes_nolock (5) batman 6 2 17d 55d
KCSAN: data-race in wg_packet_handshake_receive_worker / wg_packet_rx_poll (12) wireguard 6 10 3d08h 60d
KCSAN: data-race in generic_fillattr / shmem_symlink (6) mm 6 3 54d 60d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (9) ext4 exfat 6 3 13d 60d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lrus_cpu (16) ext4 6 2 50d 61d
KCSAN: data-race in atime_needs_update / inode_update_time ext4 6 8 9d04h 62d
KCSAN: data-race in hrtimer_interrupt / print_tickdevice (16) kernel 6 3 17d 62d
KCSAN: data-race in fat32_ent_put / fat_mirror_bhs (3) exfat 6 4 5d01h 63d
KCSAN: data-race in _copy_to_iter / string (5) ext4 6 2 46d 64d
KCSAN: data-race in __dentry_kill / shrink_dentry_list (7) fs 6 2 41d 67d
KCSAN: data-race in __dentry_kill / __dentry_kill (7) fs 6 7 17d 70d
KCSAN: data-race in __bpf_lru_list_rotate / bpf_lru_push_free (3) bpf 6 2 52d 70d
KCSAN: data-race in __dentry_kill / step_into_slowpath fs 6 5 1d21h 70d
KCSAN: data-race in n_tty_lookahead_flow_ctrl / tty_set_termios (5) serial 6 51 3h37m 71d
KCSAN: data-race in drop_nlink / vfs_coredump fs 6 2 27d 76d
KCSAN: data-race in fill_mg_cmtime / inode_set_ctime_current (2) fs 6 3 9d03h 77d
KCSAN: data-race in __d_drop / fast_dput (3) fs 6 99 3h58m 77d
KCSAN: data-race in __dentry_kill / lookup_fast (15) race:benign fs 6 11 9d22h 78d
KCSAN: data-race in evdev_pass_values / evdev_read (13) input 6 2 47d 80d PATCH [45d]
KCSAN: data-race in n_tty_receive_buf_common / n_tty_write (9) serial 6 5 32d 81d
KCSAN: data-race in css_set_move_task / memcpy_and_pad (2) cgroups 6 6 11d 83d
KCSAN: data-race in copy_folio_from_iter_atomic / fat32_ent_put exfat 6 2 48d 83d
KCSAN: data-race in rwsem_down_write_slowpath / rwsem_down_write_slowpath kernfs 6 41 2d07h 84d
KCSAN: data-race in __d_instantiate / lookup_fast (12) fs 6 4 46d 84d
KCSAN: data-race in copy_mm / lru_gen_del_mm mm 6 4 37d 84d
KCSAN: data-race in shmem_fallocate / shmem_writeout mm 6 49 2d11h 85d
KCSAN: data-race in n_tty_flush_buffer / n_tty_poll (2) serial 6 2 44d 87d
KCSAN: data-race in _copy_to_iter / copy_folio_from_iter_atomic (3) mm 6 2 42d 87d
KCSAN: data-race in pipe_release / pipe_wait_readable (10) fs 6 2 55d 91d
KCSAN: data-race in mem_cgroup_track_foreign_dirty_slowpath / mem_cgroup_track_foreign_dirty_slowpath (9) cgroups mm 6 2 53d 93d
KCSAN: data-race in page_pool_put_unrefed_netmem / page_pool_refill_alloc_cache net 6 325 2d20h 97d
KCSAN: data-race in __dentry_kill / d_make_discardable fs 6 21 18d 98d
KCSAN: data-race in bq_flush_to_queue / cpu_map_kthread_run (2) bpf net 6 460 16h08m 100d
KCSAN: data-race in __mod_timer / __mod_timer (11) wireguard 6 294 12d 101d
KCSAN: data-race in _copy_to_iter / fat_mirror_bhs (3) exfat block 6 7 1d04h 107d
KCSAN: data-race in __stop_tty / pty_write (16) serial 6 3 25d 107d
KCSAN: data-race in __kernel_write_iter / set_task_ioprio (3) block 6 3 34d 107d
KCSAN: data-race in copy_mm / vma_complete (3) mm 6 4 47d 108d
KCSAN: data-race in _copy_to_iter / memcpy_and_pad (3) block 6 5 13d 117d
KCSAN: data-race in can_can_gw_rcv / can_can_gw_rcv (5) can 6 12 3d14h 119d
KCSAN: data-race in can_rcv_filter / can_rcv_filter (14) can 6 23 32d 119d
KCSAN: data-race in __d_instantiate / path_lookupat fs 6 4 51d 119d
KCSAN: data-race in do_sync_mmap_readahead / do_sync_mmap_readahead (10) mm 6 5 43d 120d
KCSAN: data-race in d_delete / path_lookupat fs 6 24 1d03h 124d
KCSAN: data-race in d_make_discardable / lookup_fast fs 6 69 14h39m 125d
KCSAN: data-race in fill_mg_cmtime / simple_unlink fs 6 47 10h42m 126d
KCSAN: data-race in d_make_discardable / step_into_slowpath fs 6 117 4h15m 126d
KCSAN: data-race in d_make_discardable / path_lookupat fs 6 68 14h38m 127d
KCSAN: data-race in drop_nlink / generic_fillattr (10) fs 6 11 14h21m 127d
KCSAN: data-race in d_make_discardable / do_readlinkat fs 6 71 1d03h 128d
KCSAN: data-race in d_delete / step_into_slowpath fs 6 57 6d02h 130d
KCSAN: data-race in __follow_mount_rcu / d_set_mounted fs 6 6 32d 131d
KCSAN: data-race in dont_mount / step_into_slowpath fs 6 37 12d 132d
KCSAN: data-race in dont_mount / path_lookupat fs 6 15 4d19h 132d
KCSAN: data-race in dentry_unlink_inode / step_into_slowpath fs 6 252 2h21m 132d
KCSAN: data-race in copy_creds / prepare_creds (2) lsm 6 8 18d 133d
KCSAN: data-race in _copy_to_iter / fat_set_state (13) exfat 6 11 37d 152d
KCSAN: data-race in mlock_folio / need_mlock_drain (9) mm 6 5 53d 153d
KCSAN: data-race in copy_mm / copy_page_range (3) mm 6 7 32d 157d
KCSAN: data-race in sg_common_write / sg_finish_rem_req (6) scsi 6 9 53d 164d
KCSAN: data-race in __fat_write_inode / copy_folio_from_iter_atomic (2) exfat 6 12 5d00h 193d
KCSAN: data-race in __percpu_counter_init_many / copy_mm (2) mm 6 23 1d19h 211d
KCSAN: data-race in __set_task_comm / strlen fs mm 6 9 45d 215d
KCSAN: data-race in xas_find_marked / xas_init_marks (6) ext4 mm 6 18 9h46m 220d
KCSAN: data-race in evdev_pass_values / evdev_poll (12) input 6 9 6d02h 228d
KCSAN: data-race in init_file / prepare_creds (2) fs 6 24 5h21m 260d
KCSAN: data-race in _prb_read_valid / prb_reserve_in_last (2) mm 6 26 20h02m 263d
KCSAN: data-race in fifo_open / wait_for_partner (6) fs 6 231 1d12h 272d
KCSAN: data-race in audit_log_start / audit_receive (3) audit 6 21 13d 274d
KCSAN: data-race in bdev_statx / queue_limits_commit_update (2) block 6 27 6d19h 281d
KCSAN: data-race in filemap_read / filemap_read (6) fs 6 523 2h53m 302d
KCSAN: data-race in memcpy_and_pad / release_task kernel 6 160 16d 310d
KCSAN: data-race in copy_folio_from_iter_atomic / copy_folio_from_iter_atomic ext4 mm 6 140 7d17h 312d
KCSAN: data-race in copy_folio_from_iter_atomic / fat16_ent_put exfat 6 110 2d16h 313d
KCSAN: data-race in fsnotify_detach_mark / fsnotify_handle_inode_event (4) fs 6 33 15d 319d
KCSAN: data-race in blkdev_open / queue_limits_commit_update block 6 60 2d02h 344d
KCSAN: data-race in mas_state_walk / mas_wr_store_entry mm 6 129 11h26m 351d
KCSAN: data-race in find_get_block_common / has_bh_in_lru ext4 6 279 1d01h 351d
KCSAN: data-race in _prb_read_valid / data_alloc x25 ext4 6 420 3h49m 352d
KCSAN: data-race in mas_state_walk / mas_wmb_replace (3) mm 6 412 19h58m 352d
KCSAN: data-race in fat16_ent_put / fat_mirror_bhs exfat 6 715 2h23m 352d
KCSAN: data-race in __anon_vma_prepare / handle_mm_fault (5) mm 6 16 47d 363d
KCSAN: data-race in avc_policy_seqno / avc_ss_reset (3) selinux 6 51 7d23h 375d PATCH [70d]
KCSAN: data-race in _copy_from_iter / _copy_from_iter (5) mm 6 145 13d 378d
KCSAN: data-race in __d_rehash / fast_dput (4) fs 6 40 15d 394d
KCSAN: data-race in free_pid / zap_pid_ns_processes (7) kernel 6 45 2d10h 400d PATCH [350d]
KCSAN: data-race in data_push_tail / vsnprintf (9) block 6 216 5d17h 416d
KCSAN: data-race in copy_process / free_pid (14) kernel 6 267 2d14h 464d PATCH [350d]
KCSAN: data-race in fill_mg_cmtime / shmem_symlink mm 6 144 1d19h 507d
KCSAN: data-race in fill_mg_cmtime / shmem_mknod mm 6 511 1d00h 509d
KCSAN: data-race in file_write_and_wait_range / xas_set_mark (2) fs mm 6 921 9d13h 510d
KCSAN: data-race in shmem_fallocate / shmem_fault (9) mm 6 113 3d21h 543d
KCSAN: data-race in fsnotify_detach_mark / inotify_handle_inode_event (2) fs 6 71 12d 547d
KCSAN: data-race in delete_from_page_cache_batch / nr_blockdev_pages (12) block 6 42 20d 548d
KCSAN: data-race in generic_fillattr / touch_atime (4) fs 6 64 13d 555d
KCSAN: data-race in console_flush_all / console_flush_all isofs 6 92 13d 566d
KCSAN: data-race in data_alloc / data_push_tail (3) audit 6 65 5d13h 582d
KCSAN: data-race in mem_cgroup_flush_stats_ratelimited / tick_do_update_jiffies64 (2) kernel 6 641 3h39m 591d
KCSAN: data-race in generic_fillattr / inode_add_bytes fs 6 175 23h04m 642d
KCSAN: data-race in shmem_add_to_page_cache / shmem_getattr (5) mm 6 192 2d04h 647d
KCSAN: data-race in shmem_getattr / shmem_recalc_inode mm 6 196 10d 647d
KCSAN: data-race in __filemap_remove_folio / nr_blockdev_pages (5) mm 6 141 2d13h 649d
KCSAN: data-race in d_delete / lookup_fast (7) fs 6 143 3d17h 650d
KCSAN: data-race in fasync_remove_entry / sock_wake_async (12) fs 6 48 13d 664d
KCSAN: data-race in touch_atime / touch_atime (3) fs 6 673 55m 686d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) mm fs 6 853 11d 706d
KCSAN: data-race in mlock_new_folio / need_mlock_drain (3) mm 6 89 6d06h 732d
KCSAN: data-race in __lru_add_drain_all / folios_put_refs mm 6 200 1d01h 735d
KCSAN: data-race in atime_needs_update / touch_atime (2) fs 6 611 55m 801d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) mm 6 168 3d12h 855d
KCSAN: data-race in shmem_file_splice_read / shmem_file_splice_read race:benign mm 6 2563 11h47m 856d
KCSAN: data-race in atime_needs_update / inode_set_ctime_current fs 6 486 4h51m 856d
KCSAN: data-race in hrtimer_interrupt / print_cpu (5) kernel 6 302 5d09h 857d
KCSAN: data-race in set_nlink / set_nlink kernfs 6 1063 1d02h 857d
KCSAN: data-race in dont_mount / lookup_fast exfat 6 syz 978 12d 857d
KCSAN: data-race in __fsnotify_parent / fsnotify_detach_connector_from_object (3) exfat 6 syz 978 718d 857d
KCSAN: data-race in delete_from_page_cache_batch / folio_mapping (2) block 6 166 3d16h 858d
KCSAN: data-race in filemap_splice_read / filemap_splice_read fs 6 1525 1d13h 858d
KCSAN: data-race in wq_worker_tick / wq_worker_tick kernel 6 622 1d03h 858d
KCSAN: data-race in dont_mount / step_into isofs 6 syz 1968 133d 1437d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range mm 6 959 4d17h 1557d
KCSAN: data-race in __lru_add_drain_all / folio_add_lru mm 6 1826 1h38m 1580d
KCSAN: data-race in data_push_tail / string audit 6 481 6d07h 1725d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) mm fs 6 5227 1h26m 1751d
KCSAN: data-race in data_alloc / prb_reserve net 6 1248 19h22m 1844d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 6 3866 4h00m 1981d
KCSAN: data-race in __xa_set_mark / xas_find_marked fs mm 6 1652 11h25m 2026d
KCSAN: data-race in exit_mm / mm_update_next_owner kernel 6 syz 3548 630d 2108d
KCSAN: data-race in alloc_pid / copy_process (2) kernel 6 3460 13h49m 2133d PATCH [350d]
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 6 syz 2497 352d 2261d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) mm fs 6 4134 1d00h 2315d
KCSAN: data-race in xas_find_marked / xas_set_mark fs mm 6 2527 2d18h 2321d
corrupted report (2) mm block -1 1096109 now 2924d