block subsystem


List(s): linux-block@vger.kernel.org
Fixed bugs: 120
Parent subsystem(s): kernel (122)
Child subsystems: nbd (6)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
WARNING: zero-size vmalloc in disksize_store block -1 syz, C 4 6h59m 48m
WARNING: suspicious RCU usage in mas_start (2) block prio:low 4 syz, C error 24 1d09h 6d19h
WARNING: zero-size vmalloc in trace_suspend_resume block prio:low -1 syz, C 7 10d 6d20h
WARNING in blk_mq_unquiesce_queue block prio:low -1 3 18d 14d
BUG: sleeping function called from invalid context in null_insert_page prio:low block 5 C 3 11d 16d
general protection fault in blk_mq_quiesce_queue block 8 syz, C 23 15d 17d 💬 4 [17d]
possible deadlock in queue_requests_store (3) block prio:low 4 6 4h31m 18d
BUG: unable to handle kernel paging request in __blk_mq_alloc_driver_tag prio:high block 8 18 2d23h 22d
BUG: corrupted list in blk_mq_request_bypass_insert prio:high block 8 syz, C 15 3d17h 23d 💬 4 [6d15h]
KASAN: slab-use-after-free Read in blk_log_remap prio:normal trace block 19 C 3 8d01h 24d PATCH [17d]
BUG: unable to handle kernel paging request in blk_mq_complete_request_remote prio:high block 8 37 9h58m 25d
KASAN: slab-out-of-bounds Read in seq_buf_putmem prio:normal trace block 19 15 12d 29d PATCH [8d13h]
WARNING in blk_mq_dispatch_rq_list prio:high block -1 16 1d03h 30d
INFO: rcu detected stall in blkdev_common_ioctl (4) prio:high block 1 syz, C error 7 34d 30d
possible deadlock in ocfs2_read_blocks (2) prio:low block 4 1 35d 31d
possible deadlock in fat_count_free_clusters (2) prio:high block exfat 4 2 39d 35d
possible deadlock in submit_bio_noacct_nocheck (2) prio:low exfat block 4 2 39d 35d
possible deadlock in blkg_conf_prep prio:high cgroups block 4 syz, C 925 1h09m 37d PATCH [21d]
BUG: sleeping function called from invalid context in null_process_zoned_cmd prio:low fs block 5 C 4 18d 38d PATCH [27d]
possible deadlock in loop_configure prio:low block 4 1 43d 38d
memory leak in null_init_zoned_dev prio:low block 3 syz, C 1 42d 38d PATCH [37d]
kernel BUG in folio_unmap_invalidate prio:high block -1 2 44d 40d
WARNING in blk_mq_free_tag_set prio:normal block -1 syz, C 2159 now 43d
INFO: task hung in __rq_qos_throttle (2) prio:high block 1 syz, C 131 1d10h 43d PATCH [10d]
WARNING in null_report_zones prio:low block -1 syz 6 32d 46d
possible deadlock in blkcg_deactivate_policy (2) prio:high block cgroups 4 29 28d 50d 💬 1 [15d]
WARNING in blk_mq_alloc_tag_set prio:high block -1 14 2d18h 55d
KASAN: slab-use-after-free Read in update_io_ticks (5) prio:high actionable block 19 1 74d 70d
INFO: task hung in read_cache_folio (6) prio:high block 1 118 1h48m 80d
general protection fault in ublk_queue_rq prio:low block 8 syz, C 18 92d 113d PATCH [111d]
KCSAN: data-race in _copy_to_iter / _copy_to_iter (2) race:harmful prio:low block mm 6 3 45d 114d
INFO: rcu detected stall in handle_softirqs (3) prio:low lvs block 1 syz, C error 49 3d09h 114d
KASAN: slab-out-of-bounds Read in blk_mq_free_rqs prio:normal block 19 C 30 19d 150d PATCH [11d]
general protection fault in lo_rw_aio prio:high block 2 2704 2h57m 156d PATCH [2d05h]
general protection fault in bio_add_page prio:high block 2 syz 2 182d 184d PATCH [141d]
INFO: task hung in blkdev_write_iter prio:low block 1 syz, C error error 12 9d02h 211d PATCH [173d]
INFO: task hung in relay_open (2) prio:low trace block 1 syz error 30 44d 285d
INFO: task hung in blk_trace_startstop prio:low block trace 1 syz, C error 64 16h12m 313d
possible deadlock in __synchronize_srcu (3) prio:low block 4 1602 28m 341d
general protection fault in rtlock_slowlock_locked prio:high block 19 syz error done 217 85d 354d 💬 6 [41d]
INFO: task hung in queue_limits_commit_update_frozen prio:low block 1 syz, C error 1964 2h10m 389d PATCH [55d]
INFO: task hung in blk_trace_setup (4) prio:low block trace 1 syz done error 34 39d 432d
possible deadlock in elevator_change prio:low block 4 syz, C error 22904 39m 478d
possible deadlock in __del_gendisk prio:low block 4 syz, C done error 43996 111d 483d PATCH [409d]
INFO: task hung in blkdev_read_iter prio:high block 1 syz, C error error 16 29d 503d
INFO: task hung in sync_bdevs (3) prio:low block 1 syz, C 5898 12h37m 575d
possible deadlock in blk_mq_update_nr_hw_queues prio:low block 4 syz, C done error 44253 113d 665d
possible deadlock in __submit_bio block 4 syz, C done 60724 114d 686d 💬 3 [109d]
INFO: rcu detected stall in kjournald2 (2) prio:normal block mm 1 syz, C error error 95 1d13h 718d
INFO: task hung in read_part_sector (2) prio:low block 1 syz error error 78440 now 777d PATCH [66d]
KCSAN: data-race in block_uevent / inc_diskseq (2) race:harmful prio:low block 6 185 36d 824d 💬 2 [234d]
INFO: task hung in bdev_open prio:low block 1 syz, C error 6275 5h13m 846d
INFO: task hung in blk_trace_remove (2) block trace 1 syz, C done done 71 4d13h 969d PATCH [964d]
INFO: task hung in blkdev_flush_mapping block 1 syz, C unreliable error 78 19h41m 1008d 💬 1 [892d]
INFO: task hung in blk_trace_ioctl (4) prio:low trace block 1 syz, C done 89 2d05h 1025d PATCH [1023d]
INFO: task hung in bdev_release prio:low block 1 syz, C error 2669 4d05h 1026d PATCH [1009d]
INFO: task hung in truncate_inode_pages prio:low block 1 syz, C 29 695d 1101d
INFO: task hung in blkdev_get_by_dev (5) block 1 syz, C error error 32 527d 1298d PATCH [1294d]
INFO: task hung in __filemap_get_folio block 1 syz, C done done 111 1142d 1505d 💬 4 [1083d]
INFO: task hung in nbd_add_socket (2) block 1 syz, C error error 37 520d 1645d
WARNING in blk_register_tracepoints prio:low trace block -1 syz, C inconclusive done 227 9h55m 1686d
INFO: task hung in do_read_cache_folio mm kasan block 1 syz, C error error 179 1185d 1687d 💬 3 [1173d]
INFO: task hung in blkdev_fallocate prio:high block 1 syz, C error error 2133 21h21m 1722d PATCH [1454d]
KASAN: use-after-free Read in __dev_queue_xmit (5) block 19 syz, C unreliable error 54 225d 1812d
INFO: task hung in blkdev_put (4) block 1 syz, C done error 486 923d 2179d
WARNING in get_probe_ref prio:low trace block -1 syz, C done error 54 2d16h 2317d 💬 9 [179d]
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 prio:high 6 1 6d21h 6d21h
KCSAN: data-race in __bio_queue_enter / blk_mq_update_tag_set_shared block race:benign prio:high 6 1 11d 11d
BUG: corrupted list in process_scheduled_works block prio:high 8 1 20d 16d
KCSAN: data-race in iter_file_splice_write / set_task_ioprio (2) block race:benign prio:high 6 1 23d 23d
KCSAN: data-race in __blk_mq_sched_dispatch_requests / blk_mq_dispatch_rq_list (4) race:benign prio:high block 6 7 7d19h 44d
KCSAN: data-race in blk_mq_dispatch_rq_list / blk_mq_dispatch_rq_list (11) race:benign prio:high block 6 7 2d04h 44d
KCSAN: data-race in _copy_to_iter / fat_mirror_bhs (4) race:benign prio:low exfat block 6 3 36d 78d
KCSAN: data-race in _copy_to_iter / memcpy_and_pad (3) prio:low block 6 15 4d04h 278d
KCSAN: data-race in bdev_statx / queue_limits_commit_update (2) prio:low block 6 39 21d 442d
KCSAN: data-race in blkdev_open / queue_limits_commit_update prio:low block 6 84 1d09h 505d
KCSAN: data-race in delete_from_page_cache_batch / nr_blockdev_pages (12) prio:low block 6 47 53d 709d
KCSAN: data-race in delete_from_page_cache_batch / folio_mapping (2) prio:low block 6 187 21h57m 1019d