block subsystem


List(s): linux-block@vger.kernel.org
Fixed bugs: 124
Parent subsystem(s): kernel (115)
Child subsystems: nbd (6)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
WARNING: lock held when returning to user space in blk_throtl_init prio:high block 4 syz, C 3 5d15h 5d15h PATCH [5d13h]
INFO: task hung in __bio_queue_enter (3) block prio:low 1 syz, C error 3 7d10h 21d PATCH [5d16h]
WARNING: zero-size vmalloc in trace_suspend_resume prio:low block -1 syz, C 7 36d 32d
WARNING in blk_mq_unquiesce_queue prio:low block -1 3 43d 39d
BUG: sleeping function called from invalid context in null_insert_page prio:low block 5 C 3 23d 42d PATCH [23d]
general protection fault in blk_mq_quiesce_queue prio:low block 8 syz, C 23 41d 43d 💬 4 [42d]
possible deadlock in queue_requests_store (3) prio:low block 4 8 12d 44d
BUG: unable to handle kernel paging request in __blk_mq_alloc_driver_tag prio:high block 8 19 15d 48d
BUG: corrupted list in blk_mq_request_bypass_insert prio:high block 8 syz, C 23 6d07h 49d 💬 4 [10d]
KASAN: slab-use-after-free Read in blk_log_remap prio:normal block trace 19 C 3 33d 49d PATCH [43d]
BUG: unable to handle kernel paging request in blk_mq_complete_request_remote prio:high block 8 syz, C 54 2d17h 50d
KASAN: slab-out-of-bounds Read in seq_buf_putmem prio:normal trace block 19 17 2d07h 54d PATCH [34d]
WARNING in blk_mq_dispatch_rq_list prio:high block -1 26 1d07h 56d
INFO: rcu detected stall in blkdev_common_ioctl (4) prio:high block 1 syz, C error 7 60d 56d
possible deadlock in blkg_conf_prep prio:high cgroups block 4 syz, C 1913 58m 62d PATCH [46d]
BUG: sleeping function called from invalid context in null_process_zoned_cmd prio:low fs block 5 C 4 44d 63d PATCH [53d]
memory leak in null_init_zoned_dev prio:low block 3 syz, C 1 68d 64d PATCH [63d]
kernel BUG in folio_unmap_invalidate prio:high block -1 2 69d 66d
WARNING in blk_mq_free_tag_set prio:normal block -1 syz, C error 3317 2h30m 69d PATCH [16d]
INFO: task hung in __rq_qos_throttle (2) prio:high block 1 syz, C error 263 6h49m 69d PATCH [35d]
WARNING in null_report_zones prio:low block -1 syz 6 58d 71d
possible deadlock in blkcg_deactivate_policy (2) prio:high block cgroups 4 29 54d 76d 💬 1 [41d]
WARNING in blk_mq_alloc_tag_set prio:high block -1 21 12d 80d
INFO: task hung in read_cache_folio (6) prio:high block 1 144 3d23h 105d
general protection fault in ublk_queue_rq prio:low block 8 syz, C 18 118d 139d PATCH [137d]
possible deadlock in blk_request_module (2) prio:low raid block 4 C 265 5h56m 144d PATCH [139d]
KASAN: slab-out-of-bounds Read in blk_mq_free_rqs prio:normal block 19 C 35 4d03h 176d PATCH [2d13h]
general protection fault in lo_rw_aio prio:high block 2 3661 1h05m 182d PATCH [4d22h]
general protection fault in bio_add_page prio:high block 2 syz 2 208d 210d PATCH [166d]
INFO: task hung in blkdev_write_iter prio:low block 1 syz, C error error 14 2d13h 236d PATCH [198d]
INFO: task hung in relay_open (2) prio:low trace block 1 syz error 30 70d 311d
INFO: task hung in blk_trace_startstop prio:low block trace 1 syz, C error 64 26d 339d
possible deadlock in __synchronize_srcu (3) prio:low block 4 1834 1h17m 366d
general protection fault in rtlock_slowlock_locked prio:high block 19 syz error done 218 2d10h 379d 💬 6 [67d]
INFO: task hung in queue_limits_commit_update_frozen prio:low block 1 syz, C error 2050 1d03h 414d PATCH [80d]
INFO: task hung in blk_trace_setup (4) prio:low block trace 1 syz done error 35 4d08h 458d
possible deadlock in elevator_change prio:low block 4 syz, C error 24436 now 504d
possible deadlock in __del_gendisk prio:low block 4 syz, C done error 43996 137d 508d PATCH [434d]
INFO: task hung in blkdev_read_iter prio:high block 1 syz, C error error 16 54d 528d PATCH [18d]
INFO: task hung in sync_bdevs (3) prio:low block 1 syz, C 6051 1h57m 600d
possible deadlock in blk_mq_update_nr_hw_queues prio:low block 4 syz, C done error 44253 139d 691d
possible deadlock in __submit_bio block 4 syz, C done 60724 140d 712d 💬 3 [135d]
INFO: rcu detected stall in kjournald2 (2) prio:normal block mm 1 syz, C error error 95 27d 743d
INFO: task hung in read_part_sector (2) prio:low block 1 syz error error 84779 8m 803d PATCH [91d]
INFO: task hung in bdev_open prio:low block 1 syz, C error 6379 1d03h 872d
INFO: task hung in blk_trace_remove (2) block trace 1 syz, C done done 73 6d00h 995d PATCH [989d]
INFO: task hung in blkdev_flush_mapping block 1 syz, C unreliable error 81 3h14m 1033d 💬 1 [917d]
INFO: task hung in blk_trace_ioctl (4) prio:low trace block 1 syz, C done 90 11d 1051d PATCH [1048d]
INFO: task hung in bdev_release prio:low block 1 syz, C error 2683 13h21m 1051d PATCH [1034d]
INFO: task hung in truncate_inode_pages prio:low block 1 syz, C 29 720d 1127d
INFO: task hung in blkdev_get_by_dev (5) block 1 syz, C error error 32 552d 1324d PATCH [1319d]
INFO: task hung in __filemap_get_folio block 1 syz, C done done 111 1167d 1530d 💬 4 [1109d]
INFO: task hung in nbd_add_socket (2) block 1 syz, C error error 37 546d 1670d
WARNING in blk_register_tracepoints prio:low trace block -1 syz, C inconclusive done 269 1d02h 1712d
INFO: task hung in do_read_cache_folio mm kasan block 1 syz, C error error 179 1211d 1713d 💬 3 [1198d]
INFO: task hung in blkdev_fallocate prio:high block 1 syz, C error error 1748 (+391) 6d12h 1747d PATCH [1479d]
KASAN: use-after-free Read in __dev_queue_xmit (5) block 19 syz, C unreliable error 54 251d 1838d
INFO: task hung in blkdev_put (4) block 1 syz, C done error 486 948d 2204d
WARNING in get_probe_ref prio:low trace block -1 syz, C done error 65 3d08h 2343d 💬 9 [204d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in copy_splice_read / set_task_ioprio block race:benign 6 1 21h08m 21h07m
KCSAN: data-race in __blk_mq_alloc_driver_tag / blk_mq_tagset_busy_iter block race:benign prio:high 6 1 1d13h 1d13h
BUG: soft lockup in aoecmd_cfg (4) block prio:low 1 2 8d21h 8d10h
WARNING: lock held when returning to user space in blk_mq_freeze_queue_nomemsave block prio:low 4 1 12d 8d14h
BUG: ADDR [#NUM] SMP block prio:high -1 1 13d 9d10h
KCSAN: data-race in _copy_to_iter / kmmpd (5) block race:benign prio:low 6 1 11d 11d
KCSAN: data-race in __kernel_write_iter / set_task_ioprio (4) race:benign prio:high block 6 C 2 2d10h 32d
KCSAN: data-race in __bio_queue_enter / blk_mq_update_tag_set_shared race:benign prio:high block 6 2 13d 36d
BUG: corrupted list in process_scheduled_works prio:high block 8 1 45d 41d
KCSAN: data-race in iter_file_splice_write / set_task_ioprio (2) race:benign prio:high block 6 1 49d 49d
KCSAN: data-race in __blk_mq_sched_dispatch_requests / blk_mq_dispatch_rq_list (4) race:benign prio:high block 6 8 13d 69d
KCSAN: data-race in blk_mq_dispatch_rq_list / blk_mq_dispatch_rq_list (11) race:benign prio:high block 6 11 5d07h 69d
KCSAN: data-race in _copy_to_iter / memcpy_and_pad (3) prio:low block 6 19 7d18h 304d
KCSAN: data-race in bdev_statx / queue_limits_commit_update (2) prio:low block 6 C 41 2d00h 468d
KCSAN: data-race in blkdev_open / queue_limits_commit_update prio:low block 6 C 86 9d16h 530d
KCSAN: data-race in delete_from_page_cache_batch / folio_mapping (2) prio:low block 6 C 192 8d06h 1044d