syzbot


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 5m 87968 482071 631 2606593 499551201b5f .config 14h08m d7f584ee 15h18m all only
Applied filters: Manager=ci2-upstream-kcsan-gce (drop)
open (16):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in io_recv / io_wq_free_work io-uring 2 8d08h 8d01h 💬 1 [7d21h]
KCSAN: data-race in kick_pool / wq_worker_running kernel 528 9h58m 21d 💬 1 [21d]
KCSAN: assert: race in srcu_gp_start_if_needed perf trace 1 27d 26d 💬 1 [26d]
KCSAN: data-race in mprotect_fixup / page_vma_mapped_walk mm 2 25d 38d
KCSAN: data-race in mon_reader_del / usb_hcd_submit_urb (4) usb 3 15d 44d
KCSAN: data-race in folios_put_refs / need_mlock_drain (2) mm 8 8d19h 47d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_disable_cb (5) virt 19 3d07h 60d 💬 1 [59d]
KCSAN: data-race in xas_find_marked / xas_init_marks (4) exfat ext4 5 43d 68d PATCH [53d]
KCSAN: data-race in _free_event / perf_pending_task (2) perf 6 8d06h 68d 💬 4 [29d]
KCSAN: data-race in xas_create / xas_find (8) fs mm 4 40d 68d 💬 2 [67d]
KCSAN: data-race in mas_wr_store_entry / mtree_range_walk mm 63 1d00h 89d 💬 4 [88d]
KCSAN: data-race in pcpu_alloc_noprof / pcpu_balance_workfn (2) kernel 16 30d 113d 💬 2 [108d]
KCSAN: data-race in generic_buffers_fsync_noflush / writeback_single_inode (3) ext4 107 12h12m 141d
KCSAN: data-race in block_uevent / inc_diskseq (2) block 48 2d16h 184d 💬 2 [65d]
KCSAN: data-race in generic_fillattr / shmem_mknod (2) mm syz 760 32d 607d 💬 21 [46d]
KCSAN: data-race in __filemap_remove_folio / folio_mapping (2) mm 342 15h51m 607d 💬 6 [79d]
moderation (181):
Title Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in _copy_to_iter / set_overhead (2) ext4 1 20h53m 20h52m
KCSAN: data-race in mtree_range_walk / rcu_segcblist_enqueue (3) mm 1 1d08h 1d08h
KCSAN: data-race in serial8250_do_startup / serial8250_handle_irq (2) serial 1 1d13h 1d13h
KCSAN: data-race in dio_bio_end_io / dio_new_bio (4) exfat 1 3d03h 3d02h
KCSAN: data-race in n_tty_check_unthrottle / n_tty_receive_buf_common (12) serial 1 6d00h 6d00h
KCSAN: data-race in drop_nlink / generic_fillattr (9) fs 1 7d13h 7d13h
KCSAN: data-race in relay_switch_subbuf / relay_switch_subbuf (8) block trace 4 10h08m 7d17h
upstream test error: lost connection to test machine (5) 1 8d05h 8d05h
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lrus_cpu (13) fs 2 7d12h 8d23h
KCSAN: data-race in file_update_time / inode_set_ctime_to_ts fs 1 9d07h 9d07h
KCSAN: data-race in blk_mq_dispatch_rq_list / blk_mq_dispatch_rq_list (8) block 1 9d18h 9d18h
KCSAN: data-race in generic_fillattr / shmem_symlink (4) mm 1 11d 11d
KCSAN: data-race in sg_new_write / sg_new_write (2) scsi 1 11d 11d
KCSAN: data-race in n_tty_poll / tty_set_termios (8) serial 2 4d06h 12d
KCSAN: data-race in filemap_flush / xas_set_mark (3) mm fs 2 3d05h 12d
KCSAN: data-race in io_sq_thread / io_uring_try_cancel_requests (12) io-uring 2 12d 12d
KCSAN: data-race in generic_fillattr / inode_set_ctime_to_ts fs 1 13d 13d
KCSAN: data-race in n_tty_receive_char / n_tty_write (9) serial 1 13d 13d
KCSAN: data-race in do_mq_timedreceive / do_mq_timedsend (2) kernel 2 2d17h 13d
KCSAN: data-race in __dentry_kill / d_set_d_op (19) fs 1 14d 14d
KCSAN: data-race in inode_set_ctime_to_ts / inode_update_timestamps fs 1 14d 14d
KCSAN: data-race in fat16_ent_get / fat16_ent_put (2) exfat 1 14d 14d
KCSAN: data-race in __mark_inode_dirty / generic_buffers_fsync_noflush (2) ext4 1 15d 15d
KCSAN: data-race in _copy_to_iter / fat16_ent_put (5) exfat 2 14d 15d
KCSAN: data-race in __writeback_single_inode / xas_clear_mark (6) fs mm 2 9d23h 17d
KCSAN: data-race in rtc_dev_poll / rtc_pie_update_irq (5) rtc 4 9d14h 18d
KCSAN: data-race in __mem_cgroup_flush_stats / tick_do_update_jiffies64 kernel 1 18d 18d
KCSAN: data-race in __process_echoes / n_tty_write (13) serial 3 3d22h 18d
KCSAN: data-race in data_push_tail / symbol_string (8) kernel 1 19d 19d
KCSAN: data-race in fill_mg_cmtime / inode_update_timestamps fs 1 20d 20d
KCSAN: data-race in n_tty_write / tty_set_termios (12) serial 4 7d17h 21d
KCSAN: data-race in redirty_tail_locked / vfs_fsync_range (3) ext4 2 5d01h 22d
KCSAN: data-race in generic_fillattr / setattr_copy (2) fs 1 22d 22d
KCSAN: data-race in __d_instantiate / step_into (3) fs 2 20d 23d
KCSAN: data-race in has_bh_in_lru / invalidate_bh_lru (6) ext4 1 23d 23d
KCSAN: data-race in __filemap_add_folio / invalidate_bdev (7) fs mm 1 24d 24d
upstream test error: KCSAN: data-race in fill_mg_cmtime / shmem_unlink mm 1 25d 25d
KCSAN: data-race in exec_mmap / vms_clear_ptes (2) mm 3 6d12h 25d
KCSAN: data-race in generic_fillattr / inode_update_timestamps (3) fs 1 25d 25d
KCSAN: data-race in perf_event_update_userpage / perf_event_update_userpage (9) perf 1 25d 25d
KCSAN: data-race in __mark_inode_dirty / move_expired_inodes (4) ext4 3 13d 25d
KCSAN: data-race in p9_conn_cancel / p9_poll_workfn (8) v9fs 1 26d 26d
KCSAN: data-race in ksys_write / ksys_write (13) fs 1 26d 26d
KCSAN: data-race in io_req_defer_failed / io_wq_free_work (4) io-uring 2 4d20h 26d
upstream test error: KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) fs mm 1 27d 27d
KCSAN: data-race in pcpu_balance_workfn / pcpu_nr_pages kernel 1 28d 28d
KCSAN: data-race in mark_buffer_dirty_inode / mark_buffer_dirty_inode (12) exfat 3 1d12h 28d
KCSAN: data-race in fill_mg_cmtime / shmem_symlink mm 12 13h43m 29d
KCSAN: data-race in flush_memcg_stats_dwork / tick_do_update_jiffies64 (5) kernel 1 29d 29d
KCSAN: data-race in _copy_to_iter / fat_set_state (10) exfat 2 4d01h 29d
KCSAN: data-race in mprotect_fixup / remove_migration_pte mm 1 29d 29d
KCSAN: data-race in n_tty_receive_buf_common / n_tty_write (7) serial 1 30d 30d
KCSAN: data-race in __usb_hcd_giveback_urb / mon_reader_del usb 1 30d 30d
KCSAN: data-race in avc_policy_seqno / avc_ss_reset (2) selinux 2 27d 30d
KCSAN: data-race in file_update_time / inode_set_ctime_current (2) fs 1 30d 30d
KCSAN: data-race in drop_sysctl_table / proc_sys_revalidate fs 1 30d 30d
KCSAN: data-race in fill_mg_cmtime / shmem_mknod mm 38 1d16h 31d
KCSAN: data-race in __tty_hangup / tty_hung_up_p (12) serial 1 31d 31d
KCSAN: data-race in fill_mg_cmtime / shmem_unlink mm 13 1d05h 31d
KCSAN: data-race in __anon_vma_prepare / handle_mm_fault (4) mm 3 8d08h 31d
upstream test error: KCSAN: data-race in fill_mg_cmtime / shmem_symlink mm 1 31d 31d
KCSAN: data-race in file_write_and_wait_range / xas_set_mark (2) fs mm 73 12h12m 32d
KCSAN: data-race in generic_buffers_fsync_noflush / redirty_tail_locked (2) ext4 5 1d20h 33d
KCSAN: data-race in kernfs_iop_permission / kernfs_iop_permission (6) kernfs 1 33d 33d
KCSAN: data-race in __dentry_kill / shrink_dentry_list (5) fs 3 5d03h 33d
KCSAN: data-race in dequeue_signal / ptrace_check_attach (11) kernel 3 3d15h 35d
KCSAN: data-race in mon_reader_add / usb_hcd_submit_urb (2) usb 4 19d 35d
KCSAN: data-race in __mark_inode_dirty / inode_cgwb_move_to_attached (7) ext4 1 35d 35d
KCSAN: data-race in do_sendfile / do_sendfile (10) fs 4 1d12h 37d
KCSAN: data-race in pipe_lock / pipe_release (15) fs 2 2d03h 38d
KCSAN: data-race in __filemap_remove_folio / file_write_and_wait_range (8) mm 1 38d 38d
KCSAN: data-race in generic_buffers_fsync_noflush / inode_cgwb_move_to_attached (2) ext4 6 2d21h 39d
KCSAN: data-race in ppp_asynctty_receive / tty_set_termios (9) serial 6 32d 39d
KCSAN: data-race in n_tty_flush_buffer / n_tty_lookahead_flow_ctrl (6) serial 3 18d 40d
KCSAN: data-race in bpf_lru_pop_free / htab_lru_percpu_map_lookup_percpu_elem (2) bpf 1 40d 40d
KCSAN: data-race in data_push_tail / uuid_string (4) ext4 1 40d 40d
KCSAN: data-race in fasync_remove_entry / kill_fasync (12) fs 1 42d 42d
KCSAN: data-race in _copy_from_iter / _copy_from_iter (4) mm 6 4d04h 43d
KCSAN: data-race in __dentry_kill / lookup_fast (12) fs 2 17d 44d
KCSAN: data-race in data_push_tail / dentry_name (3) mm 1 44d 44d
KCSAN: data-race in pipe_double_lock / pipe_release (6) fs 1 44d 44d
KCSAN: data-race in hrtimer_reprogram / print_cpu (12) kernel 2 10d 46d
upstream test error: KCSAN: data-race in pollwake / pollwake (2) fs 1 48d 48d
KCSAN: data-race in xas_create / xas_find_marked (7) fs mm 1 49d 49d
KCSAN: data-race in inode_set_ctime_current / inode_update_timestamps (2) fs 1 50d 50d
KCSAN: data-race in __mark_inode_dirty / __mark_inode_dirty (5) exfat 30 12h36m 50d
KCSAN: data-race in bdev_set_nr_sectors / guard_bio_eod block 1 52d 52d
KCSAN: data-race in audit_log_start / audit_receive (2) audit 3 22d 53d
KCSAN: data-race in __percpu_counter_limited_add / percpu_counter_add_batch (2) mm 1 54d 54d
KCSAN: data-race in file_modified_flags / inode_update_timestamps (2) fs 1 54d 54d
KCSAN: data-race in print_cpu / tick_nohz_stop_idle (4) kernel 2 46d 55d
KCSAN: data-race in __d_lookup_rcu_op_compare / __d_rehash (2) fs 3 32d 56d
KCSAN: data-race in __mark_inode_dirty / redirty_tail_locked (9) exfat 2 3d07h 56d
KCSAN: data-race in __kernel_write_iter / set_task_ioprio block 2 37d 59d
KCSAN: data-race in __dentry_kill / __dentry_kill (4) fs 2 55d 61d
KCSAN: data-race in shmem_fallocate / shmem_fault (9) mm 11 2d19h 65d
KCSAN: data-race in __delete_from_swap_cache / folio_mapping (5) mm 5 10d 68d
KCSAN: data-race in fsnotify_detach_mark / inotify_handle_inode_event (2) fs 10 15h36m 69d
KCSAN: data-race in delete_from_page_cache_batch / nr_blockdev_pages (12) block 8 3d16h 70d
KCSAN: data-race in file_update_time / inode_update_timestamps (2) fs 8 16d 75d
KCSAN: data-race in inode_update_timestamps / inode_update_timestamps (3) fs 7 19h14m 76d
KCSAN: data-race in generic_fillattr / touch_atime (4) fs 9 5d02h 77d
KCSAN: data-race in d_alloc_parallel / d_set_d_op (10) fs 2 55d 77d
KCSAN: data-race in hrtimer_interrupt / print_tickdevice (14) kernel 8 8d15h 78d
KCSAN: data-race in __mark_inode_dirty / __writeback_single_inode (3) ext4 8 8d17h 79d
KCSAN: data-race in d_invalidate / fast_dput (4) fs 4 40d 80d
KCSAN: data-race in pipe_poll / pipe_release (8) fs 2 55d 82d
KCSAN: data-race in console_flush_all / console_flush_all isofs 15 11d 88d
KCSAN: data-race in getrusage / vms_clear_ptes mm 25 3h29m 89d
KCSAN: data-race in mem_cgroup_track_foreign_dirty_slowpath / mem_cgroup_track_foreign_dirty_slowpath (6) mm fs 3 31d 94d
KCSAN: data-race in data_alloc / data_push_tail (3) audit 7 8h15m 104d
KCSAN: data-race in mem_cgroup_flush_stats_ratelimited / tick_do_update_jiffies64 (2) kernel 102 10h27m 113d
KCSAN: data-race in fsnotify_detach_mark / fsnotify_handle_inode_event (3) fs 16 2d19h 113d
KCSAN: data-race in __writeback_single_inode / generic_buffers_fsync_noflush (4) ext4 24 2d07h 146d
KCSAN: data-race in mlock_folio / need_mlock_drain (6) mm 11 34d 159d
KCSAN: data-race in generic_fillattr / inode_add_bytes fs 27 1d00h 163d
KCSAN: data-race in __d_rehash / fast_dput (3) fs 19 20d 168d
KCSAN: data-race in shmem_add_to_page_cache / shmem_getattr (5) mm 43 1d12h 168d
KCSAN: data-race in shmem_getattr / shmem_recalc_inode mm 41 12h00m 169d
KCSAN: data-race in __filemap_remove_folio / nr_blockdev_pages (5) mm 32 10h36m 171d
KCSAN: data-race in d_delete / lookup_fast (7) fs 35 1d22h 172d
KCSAN: data-race in __dentry_kill / step_into (8) fs 18 5d22h 172d
KCSAN: data-race in do_mpage_readpage / set_blocksize (8) block 44 3h27m 179d
KCSAN: data-race in pollwake / pollwake (5) fs 212 now 179d
KCSAN: data-race in fasync_remove_entry / sock_wake_async (12) fs 15 51d 186d
KCSAN: data-race in munlock_folio / need_mlock_drain (5) mm 16 46d 201d
KCSAN: data-race in __dentry_kill / fast_dput (2) fs 37 1d18h 203d
KCSAN: data-race in touch_atime / touch_atime (3) ext4 117 1d12h 208d
KCSAN: data-race in pcpu_alloc_noprof / pcpu_block_update_hint_alloc netfilter bpf syz 198 29d 215d
KCSAN: data-race in __mark_inode_dirty / writeback_single_inode (8) ext4 98 2d03h 216d
KCSAN: data-race in vfs_fsync_range / writeback_single_inode (7) ext4 182 21h48m 216d
KCSAN: data-race in __tmigr_cpu_activate / tmigr_update_events kernel 70 1d16h 218d
KCSAN: data-race in print_cpu / tick_nohz_idle_enter (10) kernel 19 6d01h 223d
KCSAN: data-race in __writeback_single_inode / xas_set_mark (6) fs mm 165 12h38m 228d
KCSAN: data-race in mlock_new_folio / need_mlock_drain (3) mm 45 1d22h 254d
KCSAN: data-race in __lru_add_drain_all / folios_put_refs mm 76 5h21m 257d
KCSAN: data-race in __tmigr_cpu_deactivate / tmigr_handle_remote kernel 97 15h15m 280d
KCSAN: data-race in vmalloc_info_show / vmalloc_info_show fs 414 8h24m 281d
KCSAN: data-race in __tmigr_cpu_activate / tmigr_handle_remote kernel 346 12h58m 283d
KCSAN: data-race in atime_needs_update / touch_atime (2) fs 155 11h47m 323d
KCSAN: data-race in mas_walk / mas_wmb_replace mm 183 2d20h 344d
KCSAN: data-race in mas_wmb_replace / mtree_range_walk mm 431 4h57m 346d
KCSAN: data-race in call_rcu / mtree_range_walk mm 668 11h36m 346d
KCSAN: data-race in mas_replace_node / mtree_range_walk mm 483 11h00m 346d
KCSAN: data-race in __filemap_add_folio / nr_blockdev_pages (3) ext4 65 4d10h 377d
KCSAN: data-race in do_select / pollwake (2) ext4 kernfs 1051 now 378d
KCSAN: data-race in data_push_tail / number (4) ext4 82 12d 378d
KCSAN: data-race in shmem_file_splice_read / shmem_file_splice_read mm 756 13h13m 378d
KCSAN: data-race in atime_needs_update / inode_update_timestamps fs 209 2d21h 378d
KCSAN: data-race in atime_needs_update / inode_set_ctime_current fs 402 15d 378d
KCSAN: data-race in hrtimer_interrupt / print_cpu (5) kernel 223 2d13h 379d
KCSAN: data-race in n_tty_receive_char_flow_ctrl / tty_set_termios serial 457 5d13h 379d
KCSAN: data-race in process_scheduled_works / process_scheduled_works kernel 1375 now 379d
KCSAN: data-race in set_nlink / set_nlink kernfs 599 4h17m 379d
KCSAN: data-race in dont_mount / lookup_fast fs syz 735 2d13h 379d
KCSAN: data-race in process_one_work / process_one_work kernel syz 231 476d 379d
KCSAN: data-race in __fsnotify_parent / fsnotify_detach_connector_from_object (3) fs syz 978 240d 379d
KCSAN: data-race in dentry_unlink_inode / step_into fs syz 1591 13h44m 379d
KCSAN: data-race in delete_from_page_cache_batch / folio_mapping (2) block 108 2d07h 380d
KCSAN: data-race in filemap_splice_read / filemap_splice_read ext4 705 12h38m 380d
KCSAN: data-race in wq_worker_tick / wq_worker_tick kernel 215 19h33m 380d
KCSAN: data-race in d_delete / step_into (6) fs 729 9h46m 380d
KCSAN: data-race in filemap_fdatawrite_wbc / xas_set_mark fs mm 877 32d 956d
KCSAN: data-race in dont_mount / step_into isofs syz 1482 13h39m 959d
KCSAN: data-race in __filemap_add_folio / filemap_write_and_wait_range mm 826 1d05h 1079d
KCSAN: data-race in __lru_add_drain_all / folio_add_lru mm 1075 14h08m 1102d
KCSAN: data-race in pcpu_alloc / pcpu_free_area (3) netfilter syz 1402 216d 1117d
KCSAN: data-race in data_push_tail / string net 379 2d11h 1247d
KCSAN: data-race in __xa_clear_mark / xas_find_marked (2) fs mm 4343 16h06m 1273d
KCSAN: data-race in prandom_seed / prandom_u32 net syz 612 942d 1361d
KCSAN: data-race in data_alloc / prb_reserve ext4 982 3d02h 1366d
KCSAN: data-race in _prb_read_valid / prb_reserve ext4 audit 3387 11h57m 1502d
KCSAN: data-race in __xa_set_mark / xas_find_marked fs mm 1457 2d12h 1548d
KCSAN: data-race in do_sys_poll / pollwake fs 4719 16h25m 1616d
KCSAN: data-race in exit_mm / mm_update_next_owner kernel syz 3548 152d 1630d
KCSAN: data-race in alloc_pid / copy_process (2) kernel 2869 31m 1655d
KCSAN: data-race in __find_get_block / has_bh_in_lru ext4 syz 2383 12h10m 1783d
KCSAN: data-race in xas_clear_mark / xas_find_marked (2) fs mm 4026 13h31m 1837d
KCSAN: data-race in xas_find_marked / xas_set_mark fs mm 1601 13h09m 1843d
KCSAN: data-race in pcpu_alloc / pcpu_block_update_hint_alloc netfilter bpf syz 1228 217d 1871d
corrupted report (2) mm net 785957 now 2446d