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
general protection fault in blk_mq_quiesce_queue block 2 syz, C 22 2h27m 6m
possible deadlock in queue_requests_store (3) block prio:low 4 1 5d02h 1d02h
BUG: unable to handle kernel paging request in __blk_mq_alloc_driver_tag block prio:high 8 6 3d09h 4d15h
BUG: corrupted list in blk_mq_request_bypass_insert block prio:high 8 9 22h18m 5d15h 💬 4 [2d06h]
KASAN: slab-use-after-free Read in blk_log_remap prio:normal trace block 19 C 2 6d08h 6d08h PATCH [36m]
BUG: unable to handle kernel paging request in blk_mq_complete_request_remote block prio:high 8 9 14h53m 7d10h
KASAN: slab-out-of-bounds Read in seq_buf_putmem block trace prio:normal 19 13 7d22h 11d
WARNING in blk_mq_dispatch_rq_list block prio:high -1 7 5d12h 12d
INFO: rcu detected stall in blkdev_common_ioctl (4) prio:high block 1 syz, C 7 17d 12d
possible deadlock in ocfs2_read_blocks (2) block prio:low 4 1 18d 14d
possible deadlock in submit_bio_noacct_nocheck (2) block prio:low 4 2 21d 17d
possible deadlock in blkg_conf_prep prio:high block cgroups 4 syz, C 432 16m 19d PATCH [3d10h]
possible deadlock in loop_configure block prio:low 4 1 25d 20d
memory leak in null_init_zoned_dev block prio:low 3 syz, C 1 25d 20d PATCH [19d]
kernel BUG in folio_unmap_invalidate block prio:high -1 2 26d 22d
WARNING in blk_mq_free_tag_set block prio:normal -1 syz, C 1110 30m 26d
INFO: task hung in __rq_qos_throttle (2) prio:high block 1 syz, C 41 now 26d
WARNING in null_report_zones prio:low block -1 syz 6 15d 28d
possible deadlock in blkcg_deactivate_policy (2) prio:high block cgroups 4 29 11d 32d 💬 1 [31d]
WARNING in blk_mq_alloc_tag_set prio:high block -1 8 9d14h 37d
KASAN: slab-use-after-free Read in update_io_ticks (5) prio:high actionable block 19 1 57d 52d
INFO: task hung in read_cache_folio (6) prio:high block 1 83 15h49m 62d
general protection fault in ublk_queue_rq prio:low block 8 syz, C 18 74d 95d PATCH [93d]
KCSAN: data-race in _copy_to_iter / _copy_to_iter (2) race:harmful prio:low block mm 6 3 27d 96d
INFO: rcu detected stall in handle_softirqs (3) prio:low lvs block 1 syz, C error 43 9d10h 97d
possible deadlock in blk_request_module (2) prio:low block 4 88 11h58m 101d PATCH [95d]
possible deadlock in bioset_exit prio:low block 4 2 92d 131d
KASAN: slab-out-of-bounds Read in blk_mq_free_rqs prio:normal block 19 C 30 2d02h 133d
general protection fault in lo_rw_aio prio:high block 2 2406 1h29m 138d PATCH [6d05h]
general protection fault in bio_add_page prio:high block 2 syz 2 164d 166d PATCH [123d]
INFO: task hung in blkdev_write_iter prio:low block 1 syz, C error error 12 79d 193d PATCH [155d]
INFO: task hung in relay_open (2) prio:low block trace 1 syz error 30 27d 267d
INFO: task hung in blk_trace_startstop prio:low block trace 1 syz, C error 62 4d10h 296d
possible deadlock in __synchronize_srcu (3) prio:low block 4 1330 1h31m 323d
general protection fault in rtlock_slowlock_locked prio:high block 19 syz error done 217 67d 336d 💬 6 [24d]
INFO: task hung in queue_limits_commit_update_frozen prio:low block 1 syz, C error 1898 2h49m 371d PATCH [37d]
INFO: task hung in blk_trace_setup (4) prio:low trace block 1 syz done error 34 21d 415d
possible deadlock in elevator_change prio:low block 4 syz, C error 21686 14m 460d
possible deadlock in __del_gendisk prio:low block 4 syz, C done error 43996 93d 465d PATCH [391d]
INFO: task hung in blkdev_read_iter prio:high block 1 syz, C error error 16 11d 485d
INFO: task hung in sync_bdevs (3) prio:low block 1 syz, C 5787 27m 557d
possible deadlock in blk_mq_update_nr_hw_queues prio:low block 4 syz, C done error 44253 95d 647d
possible deadlock in __submit_bio block 4 syz, C done 60724 96d 668d 💬 3 [91d]
INFO: rcu detected stall in kjournald2 (2) mm block 1 syz, C error error 94 3d23h 700d
INFO: task hung in read_part_sector (2) prio:low block 1 syz error error 75379 now 760d PATCH [48d]
KCSAN: data-race in block_uevent / inc_diskseq (2) race:harmful prio:low block 6 185 18d 806d 💬 2 [216d]
INFO: task hung in bdev_open prio:low block 1 syz, C error 6201 1h25m 828d
INFO: task hung in blk_trace_remove (2) block trace 1 syz, C done done 71 5d01h 952d PATCH [946d]
INFO: task hung in blkdev_flush_mapping block 1 syz, C unreliable error 76 76d 990d 💬 1 [874d]
INFO: task hung in blk_trace_ioctl (4) prio:low block trace 1 syz, C done 87 12d 1007d PATCH [1005d]
INFO: task hung in bdev_release prio:low block 1 syz, C error 2668 6d00h 1008d PATCH [991d]
INFO: task hung in truncate_inode_pages prio:low block 1 syz, C 29 677d 1083d
INFO: task hung in blkdev_get_by_dev (5) block 1 syz, C error error 32 509d 1281d PATCH [1276d]
INFO: task hung in __filemap_get_folio block 1 syz, C done done 111 1124d 1487d 💬 4 [1066d]
INFO: task hung in nbd_add_socket (2) block 1 syz, C error error 37 503d 1627d
WARNING in blk_register_tracepoints prio:low trace block -1 syz, C inconclusive done 181 1d12h 1668d
INFO: task hung in do_read_cache_folio kasan block mm 1 syz, C error error 179 1168d 1669d 💬 3 [1155d]
INFO: task hung in blkdev_fallocate prio:high block 1 syz, C error error 2132 6d08h 1704d PATCH [1436d]
KASAN: use-after-free Read in __dev_queue_xmit (5) block 19 syz, C unreliable error 54 207d 1794d
INFO: task hung in blkdev_put (4) block 1 syz, C done error 486 905d 2161d
WARNING in get_probe_ref prio:low block trace -1 syz, C done error 42 7h16m 2299d 💬 9 [161d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in iter_file_splice_write / set_task_ioprio (2) block race:benign prio:high 6 1 6d02h 6d02h
KCSAN: data-race in __blk_mq_sched_dispatch_requests / blk_mq_dispatch_rq_list (4) block race:benign prio:high 6 3 5d01h 26d
KCSAN: data-race in blk_mq_dispatch_rq_list / blk_mq_dispatch_rq_list (11) block race:benign prio:high 6 4 5d00h 26d
KCSAN: data-race in _copy_to_iter / fat_mirror_bhs (4) race:benign prio:low exfat block 6 3 19d 60d
general protection fault in deadline_write1_next_rq_show prio:normal block 2 1 87d 83d
KCSAN: data-race in _copy_to_iter / memcpy_and_pad (3) prio:low block 6 13 9h37m 260d
KCSAN: data-race in bdev_statx / queue_limits_commit_update (2) prio:low block 6 39 3d17h 424d
KCSAN: data-race in blkdev_open / queue_limits_commit_update prio:low block 6 80 8d05h 487d
KCSAN: data-race in delete_from_page_cache_batch / nr_blockdev_pages (12) prio:low block 6 47 36d 691d
KCSAN: data-race in data_alloc / data_push_tail (3) prio:low ext4 block 6 75 40d 725d
KCSAN: data-race in delete_from_page_cache_batch / folio_mapping (2) prio:low block 6 185 5d00h 1001d
KCSAN: data-race in data_alloc / prb_reserve prio:low block net 6 1304 3d21h 1987d