block subsystem


List(s): linux-block@vger.kernel.org
Fixed bugs: 118
Parent subsystem(s): kernel (120)
Child subsystems: nbd (6)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
BUG: unable to handle kernel paging request in blk_mq_complete_request_remote block prio:high 8 5 5h29m 5h28m
KASAN: slab-out-of-bounds Read in seq_buf_putmem block trace prio:normal 19 13 17h00m 4d02h
WARNING in blk_mq_dispatch_rq_list block prio:high -1 5 23h43m 5d15h
INFO: rcu detected stall in blkdev_common_ioctl (4) prio:high block 1 syz, C 7 9d21h 5d15h
possible deadlock in ocfs2_read_blocks (2) block prio:low 4 1 10d 6d18h
possible deadlock in submit_bio_noacct_nocheck (2) block prio:low 4 2 14d 10d
possible deadlock in blkg_conf_prep prio:high block cgroups 4 syz 169 29m 12d
possible deadlock in loop_configure block prio:low 4 1 18d 13d
memory leak in null_init_zoned_dev block prio:low 3 syz, C 1 17d 13d PATCH [12d]
kernel BUG in folio_unmap_invalidate block prio:high -1 2 19d 15d
WARNING in blk_validate_limits block prio:low -1 syz 27 5d01h 18d PATCH [16d]
WARNING in blk_mq_free_tag_set block prio:normal -1 syz, C 527 43m 18d
INFO: task hung in __rq_qos_throttle (2) prio:high block 1 syz, C 27 15h51m 18d
WARNING in null_report_zones prio:low block -1 syz 6 7d20h 21d
possible deadlock in blkcg_deactivate_policy (2) prio:high block cgroups 4 29 3d20h 25d 💬 1 [24d]
WARNING in blk_mq_alloc_tag_set prio:high block -1 8 2d09h 30d
KASAN: slab-use-after-free Read in update_io_ticks (5) prio:high actionable block 19 1 49d 45d
INFO: task hung in read_cache_folio (6) prio:high block 1 75 1d10h 55d
general protection fault in ublk_queue_rq prio:low block 8 syz, C 18 67d 88d PATCH [86d]
KCSAN: data-race in _copy_to_iter / _copy_to_iter (2) race:harmful prio:low block mm 6 3 20d 89d
INFO: rcu detected stall in handle_softirqs (3) prio:low lvs block 1 syz, C error 43 2d05h 89d
possible deadlock in blk_request_module (2) prio:low block 4 63 4h04m 93d PATCH [88d]
possible deadlock in bioset_exit prio:low block 4 2 85d 124d
KASAN: slab-out-of-bounds Read in blk_mq_free_rqs prio:normal block 19 C 29 2h33m 125d
general protection fault in lo_rw_aio prio:high block 2 2269 1h15m 131d PATCH [4d04h]
general protection fault in bio_add_page prio:high block 2 syz 2 157d 159d PATCH [116d]
INFO: task hung in blkdev_write_iter prio:low block 1 syz, C error error 12 72d 186d PATCH [148d]
INFO: task hung in relay_open (2) prio:low block trace 1 syz error 30 19d 260d
INFO: task hung in blk_trace_startstop prio:low block trace 1 syz, C error 61 9d20h 288d
possible deadlock in __synchronize_srcu (3) prio:low block 4 1270 3h29m 316d
general protection fault in rtlock_slowlock_locked prio:high block 19 syz error done 217 59d 328d 💬 6 [16d]
INFO: task hung in queue_limits_commit_update_frozen prio:low block 1 syz, C error 1869 3h37m 364d PATCH [30d]
INFO: task hung in blk_trace_setup (4) prio:low trace block 1 syz done error 34 14d 407d
possible deadlock in elevator_change prio:low block 4 syz, C error 21418 1h17m 453d
possible deadlock in __del_gendisk prio:low block 4 syz, C done error 43996 86d 458d PATCH [384d]
INFO: task hung in blkdev_read_iter prio:high block 1 syz, C error error 16 4d07h 478d
INFO: task hung in sync_bdevs (3) prio:low block 1 syz, C 5724 3h22m 550d
possible deadlock in blk_mq_update_nr_hw_queues prio:low block 4 syz, C done error 44253 88d 640d
possible deadlock in __submit_bio block 4 syz, C done 60724 89d 661d 💬 3 [84d]
INFO: rcu detected stall in kjournald2 (2) mm block 1 syz, C error error 92 31d 693d
INFO: task hung in read_part_sector (2) prio:low block 1 syz error error 73964 34m 752d PATCH [41d]
KCSAN: data-race in block_uevent / inc_diskseq (2) race:harmful prio:low block 6 185 10d 799d 💬 2 [209d]
INFO: task hung in bdev_open prio:low block 1 syz, C error 6122 2h41m 821d
INFO: task hung in blk_trace_remove (2) block trace 1 syz, C done done 70 74d 944d PATCH [939d]
INFO: task hung in blkdev_flush_mapping block 1 syz, C unreliable error 76 69d 983d 💬 1 [867d]
INFO: task hung in blk_trace_ioctl (4) prio:low block trace 1 syz, C done 87 5d11h 1000d PATCH [998d]
INFO: task hung in bdev_release prio:low block 1 syz, C error 2667 9d13h 1001d PATCH [984d]
INFO: task hung in truncate_inode_pages prio:low block 1 syz, C 29 670d 1076d
INFO: task hung in blkdev_get_by_dev (5) block 1 syz, C error error 32 502d 1273d PATCH [1269d]
INFO: task hung in __filemap_get_folio block 1 syz, C done done 111 1117d 1480d 💬 4 [1058d]
INFO: task hung in nbd_add_socket (2) block 1 syz, C error error 37 495d 1619d
WARNING in blk_register_tracepoints prio:low trace block -1 syz, C inconclusive done 168 18h20m 1661d
INFO: task hung in do_read_cache_folio kasan block mm 1 syz, C error error 179 1160d 1662d 💬 3 [1148d]
INFO: task hung in blkdev_fallocate prio:high block 1 syz, C error error 2132 24d 1697d PATCH [1429d]
KASAN: use-after-free Read in __dev_queue_xmit (5) block 19 syz, C unreliable error 54 200d 1787d
INFO: task hung in blkdev_put (4) block 1 syz, C done error 486 897d 2154d
WARNING in get_probe_ref prio:low block trace -1 syz, C done error 30 8d01h 2292d 💬 9 [154d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
BUG: corrupted list in blk_mq_request_bypass_insert block prio:high 8 4 10h49m 1d08h
BUG: unable to handle kernel paging request in __blk_mq_alloc_driver_tag block prio:high 8 3 2d22h 3d18h
KCSAN: data-race in __blk_mq_sched_dispatch_requests / blk_mq_dispatch_rq_list (4) block race:benign prio:high 6 2 6d15h 19d
KCSAN: data-race in blk_mq_dispatch_rq_list / blk_mq_dispatch_rq_list (11) block race:benign prio:high 6 3 5d17h 19d
KCSAN: data-race in _copy_to_iter / fat_mirror_bhs (4) race:benign prio:low block exfat 6 3 11d 53d
general protection fault in deadline_write1_next_rq_show prio:normal block 2 1 80d 76d
KCSAN: data-race in _copy_to_iter / memcpy_and_pad (3) prio:low block 6 12 13d 253d
KCSAN: data-race in bdev_statx / queue_limits_commit_update (2) prio:low block 6 38 17d 417d
KCSAN: data-race in blkdev_open / queue_limits_commit_update prio:low block 6 80 1d00h 480d
KCSAN: data-race in delete_from_page_cache_batch / nr_blockdev_pages (12) prio:low block 6 47 28d 684d
KCSAN: data-race in data_alloc / data_push_tail (3) prio:low ext4 block 6 75 33d 718d
KCSAN: data-race in delete_from_page_cache_batch / folio_mapping (2) prio:low block 6 184 1d09h 994d
KCSAN: data-race in data_alloc / prb_reserve prio:low block net 6 1303 5d12h 1980d