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 16h40m 9m
BUG: unable to handle kernel NULL pointer dereference in print_one_line prio:low trace block 10 C 2 3d15h 2d11h PATCH [2d03h]
BUG: unable to handle kernel paging request in blk_mq_exit_hctx prio:low block ext4 8 syz, C 4 2d10h 4d14h PATCH [22h05m]
INFO: task hung in blk_mq_freeze_queue_nomemsave (3) block prio:low 1 syz, C 1 5d05h 4d14h PATCH [3d19h]
WARNING: lock held when returning to user space in elevator_change block prio:low 4 syz 1 9d17h 5d17h
possible deadlock in wbt_init_enable_default block prio:low 4 2 2d22h 5d18h
possible deadlock in md_alloc prio:low block 4 C 54 45m 6d08h PATCH [3d06h]
possible deadlock in blkdev_write_iter block 4 syz, C 231 9d14h 8d12h PATCH [8d02h]
divide error in blk_stack_limits prio:low block 2 syz, C 154 7h29m 12d PATCH [11d]
WARNING: lock held when returning to user space in blk_throtl_init prio:high block 4 syz, C 5 9d17h 26d PATCH [26d]
INFO: task hung in __bio_queue_enter (3) prio:low block 1 syz, C error 6 1d20h 41d PATCH [26d]
WARNING: zero-size vmalloc in trace_suspend_resume prio:low block -1 syz, C 7 56d 52d
BUG: sleeping function called from invalid context in null_insert_page prio:low block 5 C 3 43d 62d PATCH [44d]
general protection fault in blk_mq_quiesce_queue prio:low block 8 syz, C 23 61d 63d 💬 4 [63d]
possible deadlock in queue_requests_store (3) prio:low block 4 8 32d 64d
BUG: unable to handle kernel paging request in __blk_mq_alloc_driver_tag prio:high block 8 25 5d23h 68d
BUG: corrupted list in blk_mq_request_bypass_insert prio:high block 8 syz, C 31 5d01h 69d PATCH [14d]
KASAN: slab-use-after-free Read in blk_log_remap prio:normal trace block 19 C 3 54d 70d PATCH [63d]
BUG: unable to handle kernel paging request in blk_mq_complete_request_remote prio:high block 8 syz, C 69 4h16m 71d
KASAN: slab-out-of-bounds Read in seq_buf_putmem prio:normal trace block 19 18 15d 75d PATCH [54d]
WARNING in blk_mq_dispatch_rq_list prio:high block -1 34 3d15h 76d
INFO: rcu detected stall in blkdev_common_ioctl (4) prio:high block 1 syz, C error error 7 81d 76d
possible deadlock in blkg_conf_prep prio:high block cgroups 4 syz, C 2419 5d03h 83d PATCH [67d]
BUG: sleeping function called from invalid context in null_process_zoned_cmd prio:low block fs 5 C 4 64d 84d PATCH [73d]
memory leak in null_init_zoned_dev prio:low block 3 syz, C 1 89d 84d PATCH [83d]
kernel BUG in folio_unmap_invalidate prio:high block -1 2 90d 86d
WARNING in blk_mq_free_tag_set prio:normal block -1 syz, C error 3348 12d 89d PATCH [36d]
INFO: task hung in __rq_qos_throttle (2) prio:high block 1 syz, C error 323 1d00h 89d PATCH [56d]
WARNING in null_report_zones prio:low block -1 syz 6 78d 92d
WARNING in blk_mq_alloc_tag_set prio:high block -1 22 15d 101d
INFO: task hung in read_cache_folio (6) prio:high block 1 156 5d21h 126d 💬 1 [7d15h]
general protection fault in ublk_queue_rq prio:low block 8 syz, C 18 138d 159d PATCH [157d]
general protection fault in lo_rw_aio prio:high block 2 4335 33m 202d PATCH [19d]
general protection fault in bio_add_page prio:high block 2 syz 2 228d 230d PATCH [187d]
INFO: task hung in blkdev_write_iter prio:low block 1 syz, C error error 15 12d 257d PATCH [219d]
INFO: task hung in relay_open (2) prio:low block trace 1 syz error 32 10d 331d
INFO: task hung in blk_trace_startstop prio:low block trace 1 syz, C error error 66 9d18h 360d
possible deadlock in __synchronize_srcu (3) prio:low block 4 2155 31m 387d
general protection fault in rtlock_slowlock_locked prio:high block 19 syz error done 219 7d22h 400d 💬 6 [87d]
INFO: task hung in queue_limits_commit_update_frozen prio:low block 1 syz, C error 2177 2h05m 435d PATCH [101d]
INFO: task hung in blk_trace_setup (4) prio:low block trace 1 syz done error 38 10d 479d
possible deadlock in elevator_change prio:low block 4 syz, C error 26297 23m 524d
possible deadlock in __del_gendisk prio:low block 4 syz, C done error 43996 157d 529d PATCH [455d]
INFO: task hung in blkdev_read_iter prio:high block 1 syz, C error error 16 15d 549d PATCH [39d]
INFO: task hung in sync_bdevs (3) prio:low block 1 syz, C 6115 1d19h 621d
possible deadlock in blk_mq_update_nr_hw_queues prio:low block 4 syz, C done error 44253 159d 711d
possible deadlock in __submit_bio block 4 syz, C done 60724 160d 732d 💬 3 [155d]
INFO: rcu detected stall in kjournald2 (2) prio:normal block mm 1 syz, C error error 96 3d07h 764d
INFO: task hung in read_part_sector (2) prio:low block 1 syz error error 89310 10m 823d PATCH [112d]
INFO: task hung in bdev_open prio:low block 1 syz, C error 6454 6h27m 892d
INFO: task hung in blk_trace_remove (2) block trace 1 syz, C done done 73 26d 1015d PATCH [1010d]
INFO: task hung in blkdev_flush_mapping block 1 syz, C unreliable error 84 1d19h 1054d 💬 1 [938d]
INFO: task hung in blk_trace_ioctl (4) prio:low trace block 1 syz, C done 90 6d03h 1071d PATCH [1069d]
INFO: task hung in bdev_release prio:low block 1 syz, C error 2690 1d00h 1072d PATCH [1055d]
INFO: task hung in truncate_inode_pages prio:low block 1 syz, C 29 741d 1147d
INFO: task hung in blkdev_get_by_dev (5) block 1 syz, C error error 32 573d 1344d PATCH [1340d]
INFO: task hung in __filemap_get_folio block 1 syz, C done done 111 1188d 1551d 💬 4 [1129d]
INFO: task hung in nbd_add_socket (2) block 1 syz, C error error 37 567d 1691d
WARNING in blk_register_tracepoints prio:low block trace -1 syz, C inconclusive done 283 20h51m 1732d
INFO: task hung in do_read_cache_folio kasan mm block 1 syz, C error error 179 1231d 1733d 💬 3 [1219d]
INFO: task hung in blkdev_fallocate prio:high block 1 syz, C error error 1749 (+391) 13d 1768d PATCH [1500d]
KASAN: use-after-free Read in __dev_queue_xmit (5) block 19 syz, C unreliable error 54 271d 1858d
INFO: task hung in blkdev_put (4) block 1 syz, C done error 486 969d 2225d
WARNING in get_probe_ref prio:low block trace -1 syz, C done error 101 2h58m 2363d 💬 9 [225d]
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 4d07h 10d
KCSAN: data-race in copy_splice_read / set_task_ioprio race:benign prio:low block 6 1 21d 21d
KCSAN: data-race in __blk_mq_alloc_driver_tag / blk_mq_tagset_busy_iter race:benign prio:high block 6 1 22d 22d
BUG: soft lockup in aoecmd_cfg (4) prio:low block 1 3 7d16h 28d
WARNING: lock held when returning to user space in blk_mq_freeze_queue_nomemsave prio:low block 4 1 33d 29d
BUG: ADDR [#NUM] SMP prio:high block -1 1 33d 29d
KCSAN: data-race in _copy_to_iter / kmmpd (5) race:benign prio:low block 6 1 32d 32d
KCSAN: data-race in __kernel_write_iter / set_task_ioprio (4) race:benign prio:high block 6 C 2 22d 52d PATCH [14d]
KCSAN: data-race in __bio_queue_enter / blk_mq_update_tag_set_shared race:benign prio:high block 6 2 34d 57d
BUG: corrupted list in process_scheduled_works prio:high block 8 1 66d 62d
KCSAN: data-race in __blk_mq_sched_dispatch_requests / blk_mq_dispatch_rq_list (4) race:benign prio:high block 6 8 33d 90d
KCSAN: data-race in blk_mq_dispatch_rq_list / blk_mq_dispatch_rq_list (11) race:benign prio:high block 6 16 7d00h 90d
KCSAN: data-race in _copy_to_iter / memcpy_and_pad (3) prio:low block 6 21 2d15h 324d
KCSAN: data-race in bdev_statx / queue_limits_commit_update (2) prio:low block 6 C 41 22d 488d
KCSAN: data-race in blkdev_open / queue_limits_commit_update prio:low block 6 C 87 7d17h 551d
KCSAN: data-race in delete_from_page_cache_batch / folio_mapping (2) prio:low block 6 C 194 2d03h 1065d
corrupted report (2) prio:low jfs block -1 1167026 now 3131d