block subsystem


List(s): linux-block@vger.kernel.org
Fixed bugs: 126
Parent subsystem(s): kernel (87)
Child subsystems: nbd (6)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
INFO: task hung in bdev_freeze prio:low block ext4 1 syz, C 2 1d09h 1d09h PATCH [3h48m]
WARNING in bd_unlink_disk_holder block prio:low -1 syz 6 5d00h 4d07h PATCH [2d21h]
BUG: unable to handle kernel NULL pointer dereference in print_one_line prio:low trace block 10 C 5 12h40m 6d18h PATCH [6d10h]
BUG: unable to handle kernel paging request in blk_mq_exit_hctx prio:low block ext4 8 syz, C 4 6d17h 8d21h PATCH [5d05h]
INFO: task hung in blk_mq_freeze_queue_nomemsave (3) block prio:low 1 syz, C 1 9d12h 8d21h PATCH [8d02h]
WARNING: lock held when returning to user space in elevator_change block prio:low 4 syz 1 14d 10d
possible deadlock in wbt_init_enable_default block prio:low 4 5 21h59m 10d
possible deadlock in md_alloc prio:low block 4 C 82 1h57m 10d PATCH [2d22h]
possible deadlock in blkdev_write_iter block 4 syz, C 231 13d 12d PATCH [12d]
divide error in blk_stack_limits prio:low block 2 syz, C 202 3h47m 17d PATCH [15d]
WARNING: lock held when returning to user space in blk_throtl_init prio:high block 4 syz, C 6 13h38m 30d PATCH [2d23h]
INFO: task hung in __bio_queue_enter (3) prio:low block 1 syz, C error 6 6d03h 45d PATCH [30d]
WARNING: zero-size vmalloc in trace_suspend_resume prio:low block -1 syz, C 7 60d 57d
BUG: sleeping function called from invalid context in null_insert_page prio:low block 5 C 3 48d 67d PATCH [48d]
general protection fault in blk_mq_quiesce_queue prio:low block 8 syz, C 23 65d 68d 💬 4 [6h25m]
possible deadlock in queue_requests_store (3) prio:low block 4 8 36d 69d
BUG: unable to handle kernel paging request in __blk_mq_alloc_driver_tag prio:high block 8 25 10d 72d
BUG: corrupted list in blk_mq_request_bypass_insert prio:high block 8 syz, C 31 9d08h 73d PATCH [18d]
KASAN: slab-use-after-free Read in blk_log_remap prio:normal trace block 19 C 3 58d 74d PATCH [68d]
KASAN: slab-out-of-bounds Read in seq_buf_putmem prio:normal trace block 19 18 19d 79d PATCH [58d]
WARNING in blk_mq_dispatch_rq_list prio:high block -1 35 3d12h 81d
INFO: rcu detected stall in blkdev_common_ioctl (4) prio:high block 1 syz, C error error 7 85d 81d
possible deadlock in blkg_conf_prep prio:high block cgroups 4 syz, C 2419 9d10h 87d PATCH [71d]
BUG: sleeping function called from invalid context in null_process_zoned_cmd prio:low block fs 5 C 4 69d 88d PATCH [77d]
memory leak in null_init_zoned_dev prio:low block 3 syz, C 1 93d 89d PATCH [87d]
kernel BUG in folio_unmap_invalidate prio:high block -1 2 94d 91d
WARNING in blk_mq_free_tag_set prio:normal block -1 syz, C error 3348 17d 94d PATCH [41d]
INFO: task hung in __rq_qos_throttle (2) prio:high block 1 syz, C error 332 6h22m 94d PATCH [60d]
WARNING in null_report_zones prio:low block -1 syz 6 83d 96d
WARNING in blk_mq_alloc_tag_set prio:high block -1 22 19d 105d
INFO: task hung in read_cache_folio (6) prio:high block 1 156 10d 130d 💬 1 [11d]
general protection fault in ublk_queue_rq prio:low block 8 syz, C 18 143d 164d PATCH [162d]
general protection fault in lo_rw_aio prio:high block 2 4433 26m 207d PATCH [23d]
general protection fault in bio_add_page prio:high block 2 syz 2 232d 235d PATCH [191d]
INFO: task hung in blkdev_write_iter prio:low block 1 syz, C error error 15 17d 261d PATCH [223d]
INFO: task hung in relay_open (2) prio:low block trace 1 syz error 32 14d 336d
INFO: task hung in blk_trace_startstop prio:low block trace 1 syz, C error error 67 2d05h 364d
possible deadlock in __synchronize_srcu (3) prio:low block 4 2247 18m 391d
general protection fault in rtlock_slowlock_locked prio:high block 19 syz error done 219 12d 404d 💬 6 [3d20h]
INFO: task hung in queue_limits_commit_update_frozen prio:low block 1 syz, C error 2186 1d06h 439d PATCH [105d]
INFO: task hung in blk_trace_setup (4) prio:low block trace 1 syz done error 39 7h38m 483d
possible deadlock in elevator_change prio:low block 4 syz, C error 26711 now 528d
possible deadlock in __del_gendisk prio:low block 4 syz, C done error 43996 162d 533d PATCH [459d]
INFO: task hung in blkdev_read_iter prio:high block 1 syz, C error error 16 19d 553d PATCH [43d]
INFO: task hung in sync_bdevs (3) prio:low block 1 syz, C 6133 5h48m 625d
possible deadlock in blk_mq_update_nr_hw_queues prio:low block 4 syz, C done error 44253 163d 716d
possible deadlock in __submit_bio block 4 syz, C done 60724 164d 737d 💬 3 [159d]
INFO: rcu detected stall in kjournald2 (2) prio:normal block mm 1 syz, C error error 96 7d14h 768d
INFO: task hung in read_part_sector (2) prio:low block 1 syz error error 90195 now 828d PATCH [116d]
INFO: task hung in bdev_open prio:low block 1 syz, C error 6464 1d12h 896d
INFO: task hung in blk_trace_remove (2) block trace 1 syz, C done done 73 30d 1020d PATCH [1014d]
INFO: task hung in blkdev_flush_mapping block 1 syz, C unreliable error 86 1d08h 1058d 💬 1 [942d]
INFO: task hung in blk_trace_ioctl (4) prio:low trace block 1 syz, C done 90 10d 1076d PATCH [1073d]
INFO: task hung in bdev_release prio:low block 1 syz, C error 2698 9h58m 1076d PATCH [1059d]
INFO: task hung in truncate_inode_pages prio:low block 1 syz, C 29 745d 1151d
INFO: task hung in blkdev_get_by_dev (5) block 1 syz, C error error 32 577d 1349d PATCH [1344d]
INFO: task hung in __filemap_get_folio block 1 syz, C done done 111 1192d 1555d 💬 4 [1134d]
INFO: task hung in nbd_add_socket (2) block 1 syz, C error error 37 571d 1695d
WARNING in blk_register_tracepoints prio:low block trace -1 syz, C inconclusive done 283 5d04h 1736d
INFO: task hung in do_read_cache_folio kasan mm block 1 syz, C error error 179 1236d 1737d 💬 3 [1223d]
INFO: task hung in blkdev_fallocate prio:high block 1 syz, C error error 1749 (+391) 3d09h 1772d PATCH [1504d]
KASAN: use-after-free Read in __dev_queue_xmit (5) block 19 syz, C unreliable error 54 275d 1863d
INFO: task hung in blkdev_put (4) block 1 syz, C done error 486 973d 2229d
WARNING in get_probe_ref prio:low block trace -1 syz, C done error 107 1d08h 2367d 💬 9 [229d]
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 8d14h 15d
KCSAN: data-race in copy_splice_read / set_task_ioprio race:benign prio:low block 6 1 25d 25d
KCSAN: data-race in __blk_mq_alloc_driver_tag / blk_mq_tagset_busy_iter race:benign prio:high block 6 1 26d 26d
BUG: soft lockup in aoecmd_cfg (4) prio:low block 1 3 11d 33d
WARNING: lock held when returning to user space in blk_mq_freeze_queue_nomemsave prio:low block 4 1 37d 33d
BUG: ADDR [#NUM] SMP prio:high block -1 1 38d 34d
KCSAN: data-race in _copy_to_iter / kmmpd (5) race:benign prio:low block 6 1 36d 36d
KCSAN: data-race in __kernel_write_iter / set_task_ioprio (4) race:benign prio:high block 6 C 2 27d 57d PATCH [18d]
KCSAN: data-race in __bio_queue_enter / blk_mq_update_tag_set_shared race:benign prio:high block 6 2 38d 61d
BUG: corrupted list in process_scheduled_works prio:high block 8 2 1h46m 66d
KCSAN: data-race in __blk_mq_sched_dispatch_requests / blk_mq_dispatch_rq_list (4) race:benign prio:high block 6 9 2d04h 94d
KCSAN: data-race in blk_mq_dispatch_rq_list / blk_mq_dispatch_rq_list (11) race:benign prio:high block 6 16 11d 94d
KCSAN: data-race in _copy_to_iter / memcpy_and_pad (3) prio:low block 6 22 4d02h 329d
KCSAN: data-race in bdev_statx / queue_limits_commit_update (2) prio:low block 6 C 41 26d 493d
KCSAN: data-race in blkdev_open / queue_limits_commit_update prio:low block 6 C 87 12d 555d
KCSAN: data-race in delete_from_page_cache_batch / folio_mapping (2) prio:low block 6 C 195 4d07h 1069d
corrupted report (2) prio:low jfs block -1 1167692 now 3135d