block subsystem


List(s): linux-block@vger.kernel.org
Fixed bugs: 126
Parent subsystem(s): kernel (89)
Child subsystems: nbd (6)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
WARNING in bd_unlink_disk_holder block prio:low -1 syz 6 2d09h 1d16h PATCH [6h42m]
BUG: unable to handle kernel NULL pointer dereference in print_one_line prio:low trace block 10 C 3 1d05h 4d03h PATCH [3d20h]
BUG: unable to handle kernel paging request in blk_mq_exit_hctx prio:low block ext4 8 syz, C 4 4d02h 6d06h PATCH [2d14h]
INFO: task hung in blk_mq_freeze_queue_nomemsave (3) block prio:low 1 syz, C 1 6d22h 6d06h PATCH [5d11h]
WARNING: lock held when returning to user space in elevator_change block prio:low 4 syz 1 11d 7d10h
possible deadlock in wbt_init_enable_default block prio:low 4 4 7h57m 7d11h
possible deadlock in md_alloc prio:low block 4 C 65 4h23m 8d01h PATCH [7h25m]
possible deadlock in blkdev_write_iter block 4 syz, C 231 11d 10d PATCH [9d18h]
divide error in blk_stack_limits prio:low block 2 syz, C 183 2h51m 14d PATCH [13d]
WARNING: lock held when returning to user space in blk_throtl_init prio:high block 4 syz, C 5 11d 27d PATCH [8h23m]
INFO: task hung in __bio_queue_enter (3) prio:low block 1 syz, C error 6 3d12h 43d PATCH [27d]
WARNING: zero-size vmalloc in trace_suspend_resume prio:low block -1 syz, C 7 58d 54d
BUG: sleeping function called from invalid context in null_insert_page prio:low block 5 C 3 45d 64d PATCH [46d]
general protection fault in blk_mq_quiesce_queue prio:low block 8 syz, C 23 63d 65d 💬 4 [65d]
possible deadlock in queue_requests_store (3) prio:low block 4 8 34d 66d
BUG: unable to handle kernel paging request in __blk_mq_alloc_driver_tag prio:high block 8 25 7d15h 70d
BUG: corrupted list in blk_mq_request_bypass_insert prio:high block 8 syz, C 31 6d17h 71d PATCH [16d]
KASAN: slab-use-after-free Read in blk_log_remap prio:normal trace block 19 C 3 55d 71d PATCH [65d]
BUG: unable to handle kernel paging request in blk_mq_complete_request_remote prio:high block 8 syz, C 70 18h54m 73d
KASAN: slab-out-of-bounds Read in seq_buf_putmem prio:normal trace block 19 18 16d 76d PATCH [56d]
WARNING in blk_mq_dispatch_rq_list prio:high block -1 35 22h11m 78d
INFO: rcu detected stall in blkdev_common_ioctl (4) prio:high block 1 syz, C error error 7 82d 78d
possible deadlock in blkg_conf_prep prio:high block cgroups 4 syz, C 2419 6d20h 84d PATCH [68d]
BUG: sleeping function called from invalid context in null_process_zoned_cmd prio:low block fs 5 C 4 66d 86d PATCH [75d]
memory leak in null_init_zoned_dev prio:low block 3 syz, C 1 90d 86d PATCH [85d]
kernel BUG in folio_unmap_invalidate prio:high block -1 2 91d 88d
WARNING in blk_mq_free_tag_set prio:normal block -1 syz, C error 3348 14d 91d PATCH [38d]
INFO: task hung in __rq_qos_throttle (2) prio:high block 1 syz, C error 324 5h47m 91d PATCH [57d]
WARNING in null_report_zones prio:low block -1 syz 6 80d 93d
WARNING in blk_mq_alloc_tag_set prio:high block -1 22 17d 102d
INFO: task hung in read_cache_folio (6) prio:high block 1 156 7d14h 128d 💬 1 [9d08h]
general protection fault in ublk_queue_rq prio:low block 8 syz, C 18 140d 161d PATCH [159d]
general protection fault in lo_rw_aio prio:high block 2 4366 58m 204d PATCH [20d]
general protection fault in bio_add_page prio:high block 2 syz 2 230d 232d PATCH [189d]
INFO: task hung in blkdev_write_iter prio:low block 1 syz, C error error 15 14d 258d PATCH [220d]
INFO: task hung in relay_open (2) prio:low block trace 1 syz error 32 12d 333d
INFO: task hung in blk_trace_startstop prio:low block trace 1 syz, C error error 66 11d 361d
possible deadlock in __synchronize_srcu (3) prio:low block 4 2196 59m 388d
general protection fault in rtlock_slowlock_locked prio:high block 19 syz error done 219 9d14h 401d 💬 6 [1d06h]
INFO: task hung in queue_limits_commit_update_frozen prio:low block 1 syz, C error 2180 2h01m 437d PATCH [103d]
INFO: task hung in blk_trace_setup (4) prio:low block trace 1 syz done error 38 12d 480d
possible deadlock in elevator_change prio:low block 4 syz, C error 26484 27m 526d
possible deadlock in __del_gendisk prio:low block 4 syz, C done error 43996 159d 530d PATCH [457d]
INFO: task hung in blkdev_read_iter prio:high block 1 syz, C error error 16 16d 551d PATCH [41d]
INFO: task hung in sync_bdevs (3) prio:low block 1 syz, C 6125 2h18m 622d
possible deadlock in blk_mq_update_nr_hw_queues prio:low block 4 syz, C done error 44253 161d 713d
possible deadlock in __submit_bio block 4 syz, C done 60724 162d 734d 💬 3 [157d]
INFO: rcu detected stall in kjournald2 (2) prio:normal block mm 1 syz, C error error 96 5d00h 766d
INFO: task hung in read_part_sector (2) prio:low block 1 syz error error 89664 now 825d PATCH [114d]
INFO: task hung in bdev_open prio:low block 1 syz, C error 6462 1h45m 894d
INFO: task hung in blk_trace_remove (2) block trace 1 syz, C done done 73 28d 1017d PATCH [1011d]
INFO: task hung in blkdev_flush_mapping block 1 syz, C unreliable error 85 17h53m 1056d 💬 1 [939d]
INFO: task hung in blk_trace_ioctl (4) prio:low trace block 1 syz, C done 90 7d19h 1073d PATCH [1070d]
INFO: task hung in bdev_release prio:low block 1 syz, C error 2694 6h27m 1073d PATCH [1057d]
INFO: task hung in truncate_inode_pages prio:low block 1 syz, C 29 743d 1149d
INFO: task hung in blkdev_get_by_dev (5) block 1 syz, C error error 32 575d 1346d PATCH [1341d]
INFO: task hung in __filemap_get_folio block 1 syz, C done done 111 1190d 1553d 💬 4 [1131d]
INFO: task hung in nbd_add_socket (2) block 1 syz, C error error 37 568d 1692d
WARNING in blk_register_tracepoints prio:low block trace -1 syz, C inconclusive done 283 2d13h 1734d
INFO: task hung in do_read_cache_folio kasan mm block 1 syz, C error error 179 1233d 1735d 💬 3 [1220d]
INFO: task hung in blkdev_fallocate prio:high block 1 syz, C error error 1749 (+391) 18h24m 1770d PATCH [1501d]
KASAN: use-after-free Read in __dev_queue_xmit (5) block 19 syz, C unreliable error 54 273d 1860d
INFO: task hung in blkdev_put (4) block 1 syz, C done error 486 970d 2226d
WARNING in get_probe_ref prio:low block trace -1 syz, C done error 104 4h35m 2365d 💬 9 [226d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in blk_mq_put_driver_tag / blk_mq_tagset_busy_iter block race:benign prio:low 6 2 6d00h 12d
KCSAN: data-race in copy_splice_read / set_task_ioprio race:benign prio:low block 6 1 23d 23d
KCSAN: data-race in __blk_mq_alloc_driver_tag / blk_mq_tagset_busy_iter race:benign prio:high block 6 1 23d 23d
BUG: soft lockup in aoecmd_cfg (4) prio:low block 1 3 9d08h 30d
WARNING: lock held when returning to user space in blk_mq_freeze_queue_nomemsave prio:low block 4 1 34d 30d
BUG: ADDR [#NUM] SMP prio:high block -1 1 35d 31d
KCSAN: data-race in _copy_to_iter / kmmpd (5) race:benign prio:low block 6 1 33d 33d
KCSAN: data-race in __kernel_write_iter / set_task_ioprio (4) race:benign prio:high block 6 C 2 24d 54d PATCH [15d]
KCSAN: data-race in __bio_queue_enter / blk_mq_update_tag_set_shared race:benign prio:high block 6 2 35d 58d
BUG: corrupted list in process_scheduled_works prio:high block 8 1 68d 64d
KCSAN: data-race in __blk_mq_sched_dispatch_requests / blk_mq_dispatch_rq_list (4) race:benign prio:high block 6 8 35d 92d
KCSAN: data-race in blk_mq_dispatch_rq_list / blk_mq_dispatch_rq_list (11) race:benign prio:high block 6 16 8d17h 92d
KCSAN: data-race in _copy_to_iter / memcpy_and_pad (3) prio:low block 6 22 1d12h 326d
KCSAN: data-race in bdev_statx / queue_limits_commit_update (2) prio:low block 6 C 41 24d 490d
KCSAN: data-race in blkdev_open / queue_limits_commit_update prio:low block 6 C 87 9d10h 552d
KCSAN: data-race in delete_from_page_cache_batch / folio_mapping (2) prio:low block 6 C 195 1d16h 1067d
corrupted report (2) prio:low jfs block -1 1167318 8m 3133d