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
possible deadlock in sd_revalidate_disk block prio:high 4 1 5d08h 1d08h
WARNING: zero-size vmalloc in disksize_store block prio:low -1 syz, C 4 2d10h 2d04h PATCH [1d07h]
WARNING: suspicious RCU usage in mas_start (2) block prio:low 4 syz, C error 24 3d13h 8d22h PATCH [1d01h]
WARNING: zero-size vmalloc in trace_suspend_resume block prio:low -1 syz, C 7 12d 8d23h
WARNING in blk_mq_unquiesce_queue block prio:low -1 3 20d 16d
BUG: sleeping function called from invalid context in null_insert_page prio:low block 5 C 3 13d 18d PATCH [13h05m]
general protection fault in blk_mq_quiesce_queue block prio:low 8 syz, C 23 17d 19d 💬 4 [19d]
possible deadlock in queue_requests_store (3) block prio:low 4 6 2d07h 21d
BUG: unable to handle kernel paging request in __blk_mq_alloc_driver_tag prio:high block 8 18 5d02h 24d
BUG: corrupted list in blk_mq_request_bypass_insert prio:high block 8 syz, C 17 15h35m 25d 💬 4 [8d18h]
KASAN: slab-use-after-free Read in blk_log_remap prio:normal trace block 19 C 3 10d 26d PATCH [19d]
BUG: unable to handle kernel paging request in blk_mq_complete_request_remote prio:high block 8 38 15h35m 27d
KASAN: slab-out-of-bounds Read in seq_buf_putmem prio:normal trace block 19 15 15d 31d PATCH [10d]
WARNING in blk_mq_dispatch_rq_list prio:high block -1 16 3d06h 32d
INFO: rcu detected stall in blkdev_common_ioctl (4) prio:high block 1 syz, C error 7 37d 32d
possible deadlock in ocfs2_read_blocks (2) prio:low block 4 1 37d 33d
possible deadlock in fat_count_free_clusters (2) prio:high block exfat 4 2 41d 37d
possible deadlock in submit_bio_noacct_nocheck (2) prio:low exfat block 4 2 41d 37d
possible deadlock in blkg_conf_prep prio:high cgroups block 4 syz, C 987 16m 39d PATCH [23d]
BUG: sleeping function called from invalid context in null_process_zoned_cmd prio:low fs block 5 C 4 20d 40d PATCH [29d]
possible deadlock in loop_configure prio:low block 4 1 45d 40d
memory leak in null_init_zoned_dev prio:low block 3 syz, C 1 45d 40d PATCH [39d]
kernel BUG in folio_unmap_invalidate prio:high block -1 2 46d 42d
WARNING in blk_mq_free_tag_set prio:normal block -1 syz, C 2290 1h14m 45d
INFO: task hung in __rq_qos_throttle (2) prio:high block 1 syz, C 143 14h59m 45d PATCH [12d]
WARNING in null_report_zones prio:low block -1 syz 6 35d 48d
possible deadlock in blkcg_deactivate_policy (2) prio:high block cgroups 4 29 31d 52d 💬 1 [17d]
WARNING in blk_mq_alloc_tag_set prio:high block -1 14 4d21h 57d
KASAN: slab-use-after-free Read in update_io_ticks (5) prio:high actionable block 19 1 76d 72d
INFO: task hung in read_cache_folio (6) prio:high block 1 123 12h32m 82d
general protection fault in ublk_queue_rq prio:low block 8 syz, C 18 94d 115d PATCH [113d]
KCSAN: data-race in _copy_to_iter / _copy_to_iter (2) race:harmful prio:low block mm 6 3 47d 116d
KASAN: slab-out-of-bounds Read in blk_mq_free_rqs prio:normal block 19 C 30 22d 153d PATCH [13d]
general protection fault in lo_rw_aio prio:high block 2 2738 1h13m 158d PATCH [14h57m]
general protection fault in bio_add_page prio:high block 2 syz 2 184d 186d PATCH [143d]
INFO: task hung in blkdev_write_iter prio:low block 1 syz, C error error 12 11d 213d PATCH [175d]
INFO: task hung in relay_open (2) prio:low trace block 1 syz error 30 47d 287d
INFO: task hung in blk_trace_startstop prio:low block trace 1 syz, C error 64 2d19h 316d
possible deadlock in __synchronize_srcu (3) prio:low block 4 1628 14m 343d
general protection fault in rtlock_slowlock_locked prio:high block 19 syz error done 217 87d 356d 💬 6 [44d]
INFO: task hung in queue_limits_commit_update_frozen prio:low block 1 syz, C error 1971 11h22m 391d PATCH [57d]
INFO: task hung in blk_trace_setup (4) prio:low block trace 1 syz done error 34 41d 435d
possible deadlock in elevator_change prio:low block 4 syz, C error 23008 now 480d
possible deadlock in __del_gendisk prio:low block 4 syz, C done error 43996 113d 485d PATCH [411d]
INFO: task hung in blkdev_read_iter prio:high block 1 syz, C error error 16 31d 505d
INFO: task hung in sync_bdevs (3) prio:low block 1 syz, C 5905 2h58m 577d
possible deadlock in blk_mq_update_nr_hw_queues prio:low block 4 syz, C done error 44253 115d 667d
possible deadlock in __submit_bio block 4 syz, C done 60724 116d 688d 💬 3 [111d]
INFO: rcu detected stall in kjournald2 (2) prio:normal block mm 1 syz, C error error 95 3d16h 720d
INFO: task hung in read_part_sector (2) prio:low block 1 syz error error 78744 19m 780d PATCH [68d]
KCSAN: data-race in block_uevent / inc_diskseq (2) race:harmful prio:low block 6 185 38d 826d 💬 2 [236d]
INFO: task hung in bdev_open prio:low block 1 syz, C error 6280 33m 848d
INFO: task hung in blk_trace_remove (2) block trace 1 syz, C done done 71 6d17h 972d PATCH [966d]
INFO: task hung in blkdev_flush_mapping block 1 syz, C unreliable error 79 1d18h 1010d 💬 1 [894d]
INFO: task hung in blk_trace_ioctl (4) prio:low trace block 1 syz, C done 89 4d09h 1027d PATCH [1025d]
INFO: task hung in bdev_release prio:low block 1 syz, C error 2669 6d08h 1028d PATCH [1011d]
INFO: task hung in truncate_inode_pages prio:low block 1 syz, C 29 697d 1103d
INFO: task hung in blkdev_get_by_dev (5) block 1 syz, C error error 32 529d 1301d PATCH [1296d]
INFO: task hung in __filemap_get_folio block 1 syz, C done done 111 1144d 1507d 💬 4 [1085d]
INFO: task hung in nbd_add_socket (2) block 1 syz, C error error 37 523d 1647d
WARNING in blk_register_tracepoints prio:low trace block -1 syz, C inconclusive done 230 1h28m 1688d
INFO: task hung in do_read_cache_folio mm kasan block 1 syz, C error error 179 1188d 1689d 💬 3 [1175d]
INFO: task hung in blkdev_fallocate prio:high block 1 syz, C error error 2133 3d00h 1724d PATCH [1456d]
KASAN: use-after-free Read in __dev_queue_xmit (5) block 19 syz, C unreliable error 54 227d 1814d
INFO: task hung in blkdev_put (4) block 1 syz, C done error 486 925d 2181d
WARNING in get_probe_ref prio:low trace block -1 syz, C done error 54 4d19h 2319d 💬 9 [181d]
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 9d00h 9d00h
KCSAN: data-race in __bio_queue_enter / blk_mq_update_tag_set_shared block race:benign prio:high 6 1 13d 13d
BUG: corrupted list in process_scheduled_works block prio:high 8 1 22d 18d
KCSAN: data-race in iter_file_splice_write / set_task_ioprio (2) block race:benign prio:high 6 1 26d 26d
KCSAN: data-race in __blk_mq_sched_dispatch_requests / blk_mq_dispatch_rq_list (4) race:benign prio:high block 6 7 9d22h 46d
KCSAN: data-race in blk_mq_dispatch_rq_list / blk_mq_dispatch_rq_list (11) race:benign prio:high block 6 8 1d18h 46d
KCSAN: data-race in _copy_to_iter / fat_mirror_bhs (4) race:benign prio:low exfat block 6 3 39d 80d
KCSAN: data-race in _copy_to_iter / memcpy_and_pad (3) prio:low block 6 17 10h36m 280d
KCSAN: data-race in bdev_statx / queue_limits_commit_update (2) prio:low block 6 39 23d 444d
KCSAN: data-race in blkdev_open / queue_limits_commit_update prio:low block 6 84 3d12h 507d
KCSAN: data-race in delete_from_page_cache_batch / folio_mapping (2) prio:low block 6 187 3d01h 1021d