block subsystem


List(s): linux-block@vger.kernel.org
Fixed bugs: 124
Parent subsystem(s): kernel (112)
Child subsystems: nbd (6)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
possible deadlock in blkdev_buffered_write block prio:low 4 syz, C 320 10h34m 16h06m
WARNING: lock held when returning to user space in blk_throtl_init prio:high block 4 syz, C 4 3d09h 9d16h PATCH [9d14h]
INFO: task hung in __bio_queue_enter (3) block prio:low 1 syz, C error 3 11d 25d PATCH [9d18h]
WARNING: zero-size vmalloc in trace_suspend_resume prio:low block -1 syz, C 7 40d 36d
WARNING in blk_mq_unquiesce_queue prio:low block -1 3 47d 43d
BUG: sleeping function called from invalid context in null_insert_page prio:low block 5 C 3 27d 46d PATCH [28d]
general protection fault in blk_mq_quiesce_queue prio:low block 8 syz, C 23 45d 47d 💬 4 [46d]
possible deadlock in queue_requests_store (3) prio:low block 4 8 16d 48d
BUG: unable to handle kernel paging request in __blk_mq_alloc_driver_tag prio:high block 8 19 19d 52d
BUG: corrupted list in blk_mq_request_bypass_insert prio:high block 8 syz, C 23 10d 53d 💬 4 [14d]
KASAN: slab-use-after-free Read in blk_log_remap prio:normal block trace 19 C 3 37d 53d PATCH [47d]
BUG: unable to handle kernel paging request in blk_mq_complete_request_remote prio:high block 8 syz, C 59 2d19h 54d
KASAN: slab-out-of-bounds Read in seq_buf_putmem prio:normal trace block 19 17 6d08h 58d PATCH [38d]
WARNING in blk_mq_dispatch_rq_list prio:high block -1 29 1d13h 60d
INFO: rcu detected stall in blkdev_common_ioctl (4) prio:high block 1 syz, C error 7 64d 60d
possible deadlock in blkg_conf_prep prio:high block cgroups 4 syz, C 2136 57m 66d PATCH [50d]
BUG: sleeping function called from invalid context in null_process_zoned_cmd prio:low fs block 5 C 4 48d 67d PATCH [57d]
memory leak in null_init_zoned_dev prio:low block 3 syz, C 1 72d 68d PATCH [67d]
kernel BUG in folio_unmap_invalidate prio:high block -1 2 73d 70d
WARNING in blk_mq_free_tag_set prio:normal block -1 syz, C error 3332 5h14m 73d PATCH [20d]
INFO: task hung in __rq_qos_throttle (2) prio:high block 1 syz, C error 273 15h06m 73d PATCH [39d]
WARNING in null_report_zones prio:low block -1 syz 6 62d 75d
possible deadlock in blkcg_deactivate_policy (2) prio:high block cgroups 4 29 58d 80d 💬 1 [45d]
WARNING in blk_mq_alloc_tag_set prio:high block -1 21 16d 84d
INFO: task hung in read_cache_folio (6) prio:high block 1 147 13h55m 110d
general protection fault in ublk_queue_rq prio:low block 8 syz, C 18 122d 143d PATCH [141d]
possible deadlock in blk_request_module (2) prio:low raid block 4 C 296 2h51m 148d PATCH [143d]
KASAN: slab-out-of-bounds Read in blk_mq_free_rqs prio:normal block 19 C 35 8d05h 180d PATCH [6d14h]
general protection fault in lo_rw_aio prio:high block 2 3889 44m 186d PATCH [2d16h]
general protection fault in bio_add_page prio:high block 2 syz 2 212d 214d PATCH [170d]
INFO: task hung in blkdev_write_iter prio:low block 1 syz, C error error 14 6d14h 240d PATCH [202d]
INFO: task hung in relay_open (2) prio:low block trace 1 syz error 30 74d 315d
INFO: task hung in blk_trace_startstop prio:low block trace 1 syz, C error 64 30d 343d
possible deadlock in __synchronize_srcu (3) prio:low block 4 1904 4h52m 370d
general protection fault in rtlock_slowlock_locked prio:high block 19 syz error done 218 6d11h 383d 💬 6 [71d]
INFO: task hung in queue_limits_commit_update_frozen prio:low block 1 syz, C error 2056 3h11m 418d PATCH [84d]
INFO: task hung in blk_trace_setup (4) prio:low trace block 1 syz done error 36 3d01h 462d
possible deadlock in elevator_change prio:low block 4 syz, C error 24786 48m 508d
possible deadlock in __del_gendisk prio:low block 4 syz, C done error 43996 141d 512d PATCH [438d]
INFO: task hung in blkdev_read_iter prio:high block 1 syz, C error error 16 58d 532d PATCH [23d]
INFO: task hung in sync_bdevs (3) prio:low block 1 syz, C 6073 1h25m 604d
possible deadlock in blk_mq_update_nr_hw_queues prio:low block 4 syz, C done error 44253 143d 695d
possible deadlock in __submit_bio block 4 syz, C done 60724 144d 716d 💬 3 [139d]
INFO: rcu detected stall in kjournald2 (2) prio:normal block mm 1 syz, C error error 95 31d 748d
INFO: task hung in read_part_sector (2) prio:low block 1 syz error error 85653 55m 807d PATCH [95d]
INFO: task hung in bdev_open prio:low block 1 syz, C error 6396 6h18m 876d
INFO: task hung in blk_trace_remove (2) block trace 1 syz, C done done 73 10d 999d PATCH [993d]
INFO: task hung in blkdev_flush_mapping block 1 syz, C unreliable error 82 2d21h 1037d 💬 1 [921d]
INFO: task hung in blk_trace_ioctl (4) prio:low trace block 1 syz, C done 90 15d 1055d PATCH [1052d]
INFO: task hung in bdev_release prio:low block 1 syz, C error 2683 4d14h 1055d PATCH [1038d]
INFO: task hung in truncate_inode_pages prio:low block 1 syz, C 29 724d 1131d
INFO: task hung in blkdev_get_by_dev (5) block 1 syz, C error error 32 556d 1328d PATCH [1323d]
INFO: task hung in __filemap_get_folio block 1 syz, C done done 111 1171d 1534d 💬 4 [1113d]
INFO: task hung in nbd_add_socket (2) block 1 syz, C error error 37 550d 1674d
WARNING in blk_register_tracepoints prio:low block trace -1 syz, C inconclusive done 270 3d05h 1716d
INFO: task hung in do_read_cache_folio mm kasan block 1 syz, C error error 179 1215d 1717d 💬 3 [1202d]
INFO: task hung in blkdev_fallocate prio:high block 1 syz, C error error 1748 (+391) 10d 1751d PATCH [1483d]
KASAN: use-after-free Read in __dev_queue_xmit (5) block 19 syz, C unreliable error 54 255d 1842d
INFO: task hung in blkdev_put (4) block 1 syz, C done error 486 952d 2208d
WARNING in get_probe_ref prio:low trace block -1 syz, C done error 67 1d07h 2347d 💬 9 [208d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in copy_splice_read / set_task_ioprio block race:benign prio:low 6 1 4d22h 4d22h
KCSAN: data-race in __blk_mq_alloc_driver_tag / blk_mq_tagset_busy_iter block race:benign prio:high 6 1 5d14h 5d14h
BUG: soft lockup in aoecmd_cfg (4) block prio:low 1 2 12d 12d
WARNING: lock held when returning to user space in blk_mq_freeze_queue_nomemsave block prio:low 4 1 16d 12d
BUG: ADDR [#NUM] SMP block prio:high -1 1 17d 13d
KCSAN: data-race in _copy_to_iter / kmmpd (5) block race:benign prio:low 6 1 15d 15d
KCSAN: data-race in __kernel_write_iter / set_task_ioprio (4) race:benign prio:high block 6 C 2 6d11h 36d PATCH [18h45m]
KCSAN: data-race in __bio_queue_enter / blk_mq_update_tag_set_shared race:benign prio:high block 6 2 17d 40d
BUG: corrupted list in process_scheduled_works prio:high block 8 1 50d 46d
KCSAN: data-race in iter_file_splice_write / set_task_ioprio (2) race:benign prio:high block 6 1 53d 53d
KCSAN: data-race in __blk_mq_sched_dispatch_requests / blk_mq_dispatch_rq_list (4) race:benign prio:high block 6 8 17d 73d
KCSAN: data-race in blk_mq_dispatch_rq_list / blk_mq_dispatch_rq_list (11) race:benign prio:high block 6 13 2d14h 73d
KCSAN: data-race in _copy_to_iter / memcpy_and_pad (3) prio:low block 6 20 1d20h 308d
KCSAN: data-race in bdev_statx / queue_limits_commit_update (2) prio:low block 6 C 41 6d01h 472d
KCSAN: data-race in blkdev_open / queue_limits_commit_update prio:low block 6 C 86 13d 534d
KCSAN: data-race in delete_from_page_cache_batch / folio_mapping (2) prio:low block 6 C 192 12d 1048d