block subsystem


List(s): linux-block@vger.kernel.org
Fixed bugs: 118
Parent subsystem(s): kernel (121)
Child subsystems: nbd (6)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
BUG: unable to handle kernel paging request in blk_mq_complete_request_remote block prio:high 8 5 1d01h 1d01h
KASAN: slab-out-of-bounds Read in seq_buf_putmem block trace prio:normal 19 13 1d12h 4d21h
WARNING in blk_mq_dispatch_rq_list block prio:high -1 5 1d19h 6d11h
INFO: rcu detected stall in blkdev_common_ioctl (4) prio:high block 1 syz, C 7 10d 6d11h
possible deadlock in ocfs2_read_blocks (2) block prio:low 4 1 11d 7d14h
possible deadlock in submit_bio_noacct_nocheck (2) block prio:low 4 2 14d 11d
possible deadlock in blkg_conf_prep prio:high block cgroups 4 syz 214 2h01m 12d
possible deadlock in loop_configure block prio:low 4 1 18d 14d
memory leak in null_init_zoned_dev block prio:low 3 syz, C 1 18d 14d PATCH [13d]
kernel BUG in folio_unmap_invalidate block prio:high -1 2 19d 16d
WARNING in blk_validate_limits block prio:low -1 syz 27 5d21h 19d PATCH [17d]
WARNING in blk_mq_free_tag_set block prio:normal -1 syz, C 566 1h04m 19d
INFO: task hung in __rq_qos_throttle (2) prio:high block 1 syz, C 30 18h42m 19d
WARNING in null_report_zones prio:low block -1 syz 6 8d16h 21d
possible deadlock in blkcg_deactivate_policy (2) prio:high block cgroups 4 29 4d16h 26d 💬 1 [25d]
WARNING in blk_mq_alloc_tag_set prio:high block -1 8 3d04h 30d
KASAN: slab-use-after-free Read in update_io_ticks (5) prio:high actionable block 19 1 50d 46d
INFO: task hung in read_cache_folio (6) prio:high block 1 75 2d05h 56d
general protection fault in ublk_queue_rq prio:low block 8 syz, C 18 68d 89d PATCH [87d]
KCSAN: data-race in _copy_to_iter / _copy_to_iter (2) race:harmful prio:low block mm 6 3 21d 90d
INFO: rcu detected stall in handle_softirqs (3) prio:low lvs block 1 syz, C error 43 3d00h 90d
possible deadlock in blk_request_module (2) prio:low block 4 69 6h31m 94d PATCH [89d]
possible deadlock in bioset_exit prio:low block 4 2 86d 125d
KASAN: slab-out-of-bounds Read in blk_mq_free_rqs prio:normal block 19 C 29 22h18m 126d
general protection fault in lo_rw_aio prio:high block 2 2284 now 132d PATCH [5d00h]
general protection fault in bio_add_page prio:high block 2 syz 2 158d 160d PATCH [117d]
INFO: task hung in blkdev_write_iter prio:low block 1 syz, C error error 12 73d 186d PATCH [149d]
INFO: task hung in relay_open (2) prio:low block trace 1 syz error 30 20d 261d
INFO: task hung in blk_trace_startstop prio:low block trace 1 syz, C error 61 10d 289d
possible deadlock in __synchronize_srcu (3) prio:low block 4 1275 1h09m 316d
general protection fault in rtlock_slowlock_locked prio:high block 19 syz error done 217 60d 329d 💬 6 [17d]
INFO: task hung in queue_limits_commit_update_frozen prio:low block 1 syz, C error 1871 7h00m 365d PATCH [31d]
INFO: task hung in blk_trace_setup (4) prio:low trace block 1 syz done error 34 14d 408d
possible deadlock in elevator_change prio:low block 4 syz, C error 21457 35m 454d
possible deadlock in __del_gendisk prio:low block 4 syz, C done error 43996 87d 458d PATCH [385d]
INFO: task hung in blkdev_read_iter prio:high block 1 syz, C error error 16 5d03h 479d
INFO: task hung in sync_bdevs (3) prio:low block 1 syz, C 5736 52m 550d
possible deadlock in blk_mq_update_nr_hw_queues prio:low block 4 syz, C done error 44253 89d 641d
possible deadlock in __submit_bio block 4 syz, C done 60724 90d 662d 💬 3 [85d]
INFO: rcu detected stall in kjournald2 (2) mm block 1 syz, C error error 92 32d 694d
INFO: task hung in read_part_sector (2) prio:low block 1 syz error error 74211 now 753d PATCH [42d]
KCSAN: data-race in block_uevent / inc_diskseq (2) race:harmful prio:low block 6 185 11d 799d 💬 2 [209d]
INFO: task hung in bdev_open prio:low block 1 syz, C error 6143 17m 822d
INFO: task hung in blk_trace_remove (2) block trace 1 syz, C done done 70 75d 945d PATCH [939d]
INFO: task hung in blkdev_flush_mapping block 1 syz, C unreliable error 76 69d 984d 💬 1 [867d]
INFO: task hung in blk_trace_ioctl (4) prio:low block trace 1 syz, C done 87 6d07h 1001d PATCH [998d]
INFO: task hung in bdev_release prio:low block 1 syz, C error 2667 10d 1001d PATCH [985d]
INFO: task hung in truncate_inode_pages prio:low block 1 syz, C 29 671d 1077d
INFO: task hung in blkdev_get_by_dev (5) block 1 syz, C error error 32 503d 1274d PATCH [1269d]
INFO: task hung in __filemap_get_folio block 1 syz, C done done 111 1118d 1481d 💬 4 [1059d]
INFO: task hung in nbd_add_socket (2) block 1 syz, C error error 37 496d 1620d
WARNING in blk_register_tracepoints prio:low trace block -1 syz, C inconclusive done 168 1d14h 1662d
INFO: task hung in do_read_cache_folio kasan block mm 1 syz, C error error 179 1161d 1663d 💬 3 [1148d]
INFO: task hung in blkdev_fallocate prio:high block 1 syz, C error error 2132 now 1698d PATCH [1430d]
KASAN: use-after-free Read in __dev_queue_xmit (5) block 19 syz, C unreliable error 54 201d 1788d
INFO: task hung in blkdev_put (4) block 1 syz, C done error 486 898d 2154d
WARNING in get_probe_ref prio:low block trace -1 syz, C done error 30 8d20h 2293d 💬 9 [154d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KASAN: slab-use-after-free Read in blk_log_remap block trace prio:normal 19 1 4d02h 2h04m
BUG: corrupted list in blk_mq_request_bypass_insert block prio:high 8 4 1d06h 2d04h
BUG: unable to handle kernel paging request in __blk_mq_alloc_driver_tag block prio:high 8 3 3d18h 4d14h
KCSAN: data-race in __blk_mq_sched_dispatch_requests / blk_mq_dispatch_rq_list (4) block race:benign prio:high 6 2 7d11h 20d
KCSAN: data-race in blk_mq_dispatch_rq_list / blk_mq_dispatch_rq_list (11) block race:benign prio:high 6 3 6d12h 20d
KCSAN: data-race in _copy_to_iter / fat_mirror_bhs (4) race:benign prio:low block exfat 6 3 12d 54d
general protection fault in deadline_write1_next_rq_show prio:normal block 2 1 81d 77d
KCSAN: data-race in _copy_to_iter / memcpy_and_pad (3) prio:low block 6 12 14d 254d
KCSAN: data-race in bdev_statx / queue_limits_commit_update (2) prio:low block 6 38 18d 418d
KCSAN: data-race in blkdev_open / queue_limits_commit_update prio:low block 6 80 1d20h 480d
KCSAN: data-race in delete_from_page_cache_batch / nr_blockdev_pages (12) prio:low block 6 47 29d 685d
KCSAN: data-race in data_alloc / data_push_tail (3) prio:low ext4 block 6 75 34d 719d
KCSAN: data-race in delete_from_page_cache_batch / folio_mapping (2) prio:low block 6 184 2d05h 995d
KCSAN: data-race in data_alloc / prb_reserve prio:low block net 6 1303 6d07h 1981d