block subsystem


List(s): linux-block@vger.kernel.org
Fixed bugs: 119
Parent subsystem(s): kernel (121)
Child subsystems: nbd (6)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
WARNING: suspicious RCU usage in mas_start (2) block 4 syz, C 11 14m 19m
WARNING: zero-size vmalloc in trace_suspend_resume block prio:low -1 syz, C 7 3d18h 1h14m
WARNING in blk_mq_unquiesce_queue block prio:low -1 3 11d 7d05h
BUG: sleeping function called from invalid context in null_insert_page prio:low block 5 C 3 5d00h 9d23h
general protection fault in blk_mq_quiesce_queue block 8 syz, C 23 8d19h 11d 💬 4 [10d]
possible deadlock in queue_requests_store (3) block prio:low 4 4 16h56m 12d
BUG: unable to handle kernel paging request in __blk_mq_alloc_driver_tag block prio:high 8 17 10h30m 15d
BUG: corrupted list in blk_mq_request_bypass_insert block prio:high 8 11 45m 16d 💬 4 [13d]
KASAN: slab-use-after-free Read in blk_log_remap prio:normal trace block 19 C 3 1d06h 17d PATCH [11d]
BUG: unable to handle kernel paging request in blk_mq_complete_request_remote block prio:high 8 31 10h27m 18d
KASAN: slab-out-of-bounds Read in seq_buf_putmem block trace prio:normal 19 15 6d02h 22d PATCH [1d18h]
WARNING in blk_mq_dispatch_rq_list block prio:high -1 13 10h30m 23d
INFO: rcu detected stall in blkdev_common_ioctl (4) prio:high block 1 syz, C 7 28d 23d
possible deadlock in ocfs2_read_blocks (2) block prio:low 4 1 29d 25d
possible deadlock in fat_count_free_clusters (2) prio:high block exfat 4 2 32d 28d
possible deadlock in submit_bio_noacct_nocheck (2) prio:low exfat block 4 2 32d 28d
possible deadlock in blkg_conf_prep prio:high block cgroups 4 syz, C 771 21m 30d PATCH [14d]
BUG: sleeping function called from invalid context in null_process_zoned_cmd prio:low fs block 5 C 4 11d 31d PATCH [20d]
possible deadlock in loop_configure prio:low block 4 1 36d 31d
memory leak in null_init_zoned_dev prio:low block 3 syz, C 1 36d 31d PATCH [30d]
kernel BUG in folio_unmap_invalidate prio:high block -1 2 37d 33d
WARNING in blk_mq_free_tag_set prio:normal block -1 syz, C 1864 21m 37d
INFO: task hung in __rq_qos_throttle (2) prio:high block 1 syz, C 110 6h08m 37d PATCH [3d05h]
WARNING in null_report_zones prio:low block -1 syz 6 26d 39d
possible deadlock in blkcg_deactivate_policy (2) prio:high block cgroups 4 29 22d 43d 💬 1 [9d01h]
WARNING in blk_mq_alloc_tag_set prio:high block -1 8 20d 48d
KASAN: slab-use-after-free Read in update_io_ticks (5) prio:high actionable block 19 1 68d 63d
INFO: task hung in read_cache_folio (6) prio:high block 1 100 1h49m 73d
general protection fault in ublk_queue_rq prio:low block 8 syz, C 18 85d 106d PATCH [104d]
KCSAN: data-race in _copy_to_iter / _copy_to_iter (2) race:harmful prio:low block mm 6 3 38d 108d
INFO: rcu detected stall in handle_softirqs (3) prio:low lvs block 1 syz, C error 48 3d16h 108d
possible deadlock in blk_request_module (2) prio:low block 4 121 5h31m 112d PATCH [106d]
KASAN: slab-out-of-bounds Read in blk_mq_free_rqs prio:normal block 19 C 30 13d 144d PATCH [4d06h]
general protection fault in lo_rw_aio prio:high block 2 2607 1h38m 149d PATCH [5d10h]
general protection fault in bio_add_page prio:high block 2 syz 2 175d 177d PATCH [134d]
INFO: task hung in blkdev_write_iter prio:low block 1 syz, C error error 12 2d07h 204d PATCH [166d]
INFO: task hung in relay_open (2) prio:low block trace 1 syz error 30 38d 278d
INFO: task hung in blk_trace_startstop prio:low block trace 1 syz, C error 62 15d 307d
possible deadlock in __synchronize_srcu (3) prio:low block 4 1506 18m 334d
general protection fault in rtlock_slowlock_locked prio:high block 19 syz error done 217 78d 347d 💬 6 [35d]
INFO: task hung in queue_limits_commit_update_frozen prio:low block 1 syz, C error 1937 40m 382d PATCH [48d]
INFO: task hung in blk_trace_setup (4) prio:low trace block 1 syz done error 34 32d 426d
possible deadlock in elevator_change prio:low block 4 syz, C error 22443 10m 471d
possible deadlock in __del_gendisk prio:low block 4 syz, C done error 43996 104d 476d PATCH [402d]
INFO: task hung in blkdev_read_iter prio:high block 1 syz, C error error 16 22d 496d
INFO: task hung in sync_bdevs (3) prio:low block 1 syz, C 5864 52m 568d
possible deadlock in blk_mq_update_nr_hw_queues prio:low block 4 syz, C done error 44253 106d 658d
possible deadlock in __submit_bio block 4 syz, C done 60724 107d 679d 💬 3 [102d]
INFO: rcu detected stall in kjournald2 (2) mm block prio:normal 1 syz, C error error 94 15d 711d
INFO: task hung in read_part_sector (2) prio:low block 1 syz error error 77276 now 771d PATCH [59d]
KCSAN: data-race in block_uevent / inc_diskseq (2) race:harmful prio:low block 6 185 29d 817d 💬 2 [227d]
INFO: task hung in bdev_open prio:low block 1 syz, C error 6251 2h07m 839d
INFO: task hung in blk_trace_remove (2) block trace 1 syz, C done done 71 16d 963d PATCH [957d]
INFO: task hung in blkdev_flush_mapping block 1 syz, C unreliable error 77 4d23h 1001d 💬 1 [885d]
INFO: task hung in blk_trace_ioctl (4) prio:low block trace 1 syz, C done 88 11h45m 1019d PATCH [1016d]
INFO: task hung in bdev_release prio:low block 1 syz, C error 2668 17d 1019d PATCH [1002d]
INFO: task hung in truncate_inode_pages prio:low block 1 syz, C 29 688d 1094d
INFO: task hung in blkdev_get_by_dev (5) block 1 syz, C error error 32 520d 1292d PATCH [1287d]
INFO: task hung in __filemap_get_folio block 1 syz, C done done 111 1135d 1498d 💬 4 [1077d]
INFO: task hung in nbd_add_socket (2) block 1 syz, C error error 37 514d 1638d
WARNING in blk_register_tracepoints prio:low trace block -1 syz, C inconclusive done 217 1d13h 1679d
INFO: task hung in do_read_cache_folio kasan block mm 1 syz, C error error 179 1179d 1680d 💬 3 [1166d]
INFO: task hung in blkdev_fallocate prio:high block 1 syz, C error error 2132 17d 1715d PATCH [1447d]
KASAN: use-after-free Read in __dev_queue_xmit (5) block 19 syz, C unreliable error 54 218d 1806d
INFO: task hung in blkdev_put (4) block 1 syz, C done error 486 916d 2172d
WARNING in get_probe_ref prio:low block trace -1 syz, C done error 51 1d21h 2310d 💬 9 [172d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in __kernel_write_iter / set_task_ioprio (4) block race:benign 6 1 2h22m 2h21m
KCSAN: data-race in __bio_queue_enter / blk_mq_update_tag_set_shared block race:benign prio:high 6 1 4d10h 4d10h
BUG: corrupted list in process_scheduled_works block prio:high 8 1 13d 9d14h
KCSAN: data-race in iter_file_splice_write / set_task_ioprio (2) block race:benign prio:high 6 1 17d 17d
KCSAN: data-race in __blk_mq_sched_dispatch_requests / blk_mq_dispatch_rq_list (4) race:benign prio:high block 6 7 1d00h 37d
KCSAN: data-race in blk_mq_dispatch_rq_list / blk_mq_dispatch_rq_list (11) race:benign prio:high block 6 6 1d00h 37d
KCSAN: data-race in _copy_to_iter / fat_mirror_bhs (4) race:benign prio:low exfat block 6 3 30d 71d
KCSAN: data-race in _copy_to_iter / memcpy_and_pad (3) prio:low block 6 14 9d13h 271d
KCSAN: data-race in bdev_statx / queue_limits_commit_update (2) prio:low block 6 39 14d 435d
KCSAN: data-race in blkdev_open / queue_limits_commit_update prio:low block 6 81 4d11h 498d
KCSAN: data-race in delete_from_page_cache_batch / nr_blockdev_pages (12) prio:low block 6 47 47d 702d
KCSAN: data-race in data_alloc / data_push_tail (3) prio:low ext4 block 6 75 51d 736d
KCSAN: data-race in delete_from_page_cache_batch / folio_mapping (2) prio:low block 6 186 9h17m 1012d
KCSAN: data-race in data_alloc / prb_reserve prio:low block net 6 1308 10h35m 1999d