block subsystem


List(s): linux-block@vger.kernel.org
Fixed bugs: 119
Parent subsystem(s): kernel (118)
Child subsystems: nbd (6)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
general protection fault in blk_mq_quiesce_queue block 2 syz, C 22 23h52m 21h30m 💬 4 [8h56m]
possible deadlock in queue_requests_store (3) block prio:low 4 1 6d00h 2d00h
BUG: unable to handle kernel paging request in __blk_mq_alloc_driver_tag block prio:high 8 6 4d07h 5d12h
BUG: corrupted list in blk_mq_request_bypass_insert block prio:high 8 10 9h15m 6d12h 💬 4 [3d03h]
KASAN: slab-use-after-free Read in blk_log_remap prio:normal trace block 19 C 2 7d06h 7d06h PATCH [22h00m]
BUG: unable to handle kernel paging request in blk_mq_complete_request_remote block prio:high 8 10 3h08m 8d08h
KASAN: slab-out-of-bounds Read in seq_buf_putmem block trace prio:normal 19 13 8d19h 12d
WARNING in blk_mq_dispatch_rq_list block prio:high -1 7 6d10h 13d
INFO: rcu detected stall in blkdev_common_ioctl (4) prio:high block 1 syz, C 7 18d 13d
possible deadlock in ocfs2_read_blocks (2) block prio:low 4 1 18d 14d
possible deadlock in submit_bio_noacct_nocheck (2) block prio:low 4 2 22d 18d
possible deadlock in blkg_conf_prep prio:high block cgroups 4 syz, C 470 now 20d PATCH [4d07h]
possible deadlock in loop_configure block prio:low 4 1 26d 21d
memory leak in null_init_zoned_dev block prio:low 3 syz, C 1 26d 21d PATCH [20d]
kernel BUG in folio_unmap_invalidate block prio:high -1 2 27d 23d
WARNING in blk_mq_free_tag_set block prio:normal -1 syz, C 1189 19m 26d
INFO: task hung in __rq_qos_throttle (2) prio:high block 1 syz, C 52 1h07m 26d
WARNING in null_report_zones prio:low block -1 syz 6 15d 29d
possible deadlock in blkcg_deactivate_policy (2) prio:high block cgroups 4 29 11d 33d 💬 1 [32d]
WARNING in blk_mq_alloc_tag_set prio:high block -1 8 10d 38d
KASAN: slab-use-after-free Read in update_io_ticks (5) prio:high actionable block 19 1 57d 53d
INFO: task hung in read_cache_folio (6) prio:high block 1 85 10h12m 63d
general protection fault in ublk_queue_rq prio:low block 8 syz, C 18 75d 96d PATCH [94d]
KCSAN: data-race in _copy_to_iter / _copy_to_iter (2) race:harmful prio:low block mm 6 3 28d 97d
INFO: rcu detected stall in handle_softirqs (3) prio:low lvs block 1 syz, C error 43 10d 97d
possible deadlock in blk_request_module (2) prio:low block 4 93 10h51m 101d PATCH [96d]
possible deadlock in bioset_exit prio:low block 4 2 93d 132d
KASAN: slab-out-of-bounds Read in blk_mq_free_rqs prio:normal block 19 C 30 3d00h 134d
general protection fault in lo_rw_aio prio:high block 2 2416 3h37m 139d PATCH [17h22m]
general protection fault in bio_add_page prio:high block 2 syz 2 165d 167d PATCH [124d]
INFO: task hung in blkdev_write_iter prio:low block 1 syz, C error error 12 80d 194d PATCH [156d]
INFO: task hung in relay_open (2) prio:low block trace 1 syz error 30 27d 268d
INFO: task hung in blk_trace_startstop prio:low block trace 1 syz, C error 62 5d08h 297d
possible deadlock in __synchronize_srcu (3) prio:low block 4 1334 10h09m 324d
general protection fault in rtlock_slowlock_locked prio:high block 19 syz error done 217 68d 337d 💬 6 [24d]
INFO: task hung in queue_limits_commit_update_frozen prio:low block 1 syz, C error 1904 10m 372d PATCH [38d]
INFO: task hung in blk_trace_setup (4) prio:low trace block 1 syz done error 34 22d 416d
possible deadlock in elevator_change prio:low block 4 syz, C error 21724 now 461d
possible deadlock in __del_gendisk prio:low block 4 syz, C done error 43996 94d 466d PATCH [392d]
INFO: task hung in blkdev_read_iter prio:high block 1 syz, C error error 16 12d 486d
INFO: task hung in sync_bdevs (3) prio:low block 1 syz, C 5792 5h20m 558d
possible deadlock in blk_mq_update_nr_hw_queues prio:low block 4 syz, C done error 44253 96d 648d
possible deadlock in __submit_bio block 4 syz, C done 60724 97d 669d 💬 3 [92d]
INFO: rcu detected stall in kjournald2 (2) mm block prio:normal 1 syz, C error error 94 4d21h 701d
INFO: task hung in read_part_sector (2) prio:low block 1 syz error error 75481 5m 760d PATCH [49d]
KCSAN: data-race in block_uevent / inc_diskseq (2) race:harmful prio:low block 6 185 19d 807d 💬 2 [217d]
INFO: task hung in bdev_open prio:low block 1 syz, C error 6204 7m 829d
INFO: task hung in blk_trace_remove (2) block trace 1 syz, C done done 71 5d23h 952d PATCH [947d]
INFO: task hung in blkdev_flush_mapping block 1 syz, C unreliable error 76 77d 991d 💬 1 [875d]
INFO: task hung in blk_trace_ioctl (4) prio:low block trace 1 syz, C done 87 13d 1008d PATCH [1006d]
INFO: task hung in bdev_release prio:low block 1 syz, C error 2668 6d21h 1009d PATCH [992d]
INFO: task hung in truncate_inode_pages prio:low block 1 syz, C 29 678d 1084d
INFO: task hung in blkdev_get_by_dev (5) block 1 syz, C error error 32 510d 1282d PATCH [1277d]
INFO: task hung in __filemap_get_folio block 1 syz, C done done 111 1125d 1488d 💬 4 [1066d]
INFO: task hung in nbd_add_socket (2) block 1 syz, C error error 37 504d 1628d
WARNING in blk_register_tracepoints prio:low trace block -1 syz, C inconclusive done 190 8h15m 1669d
INFO: task hung in do_read_cache_folio kasan block mm 1 syz, C error error 179 1169d 1670d 💬 3 [1156d]
INFO: task hung in blkdev_fallocate prio:high block 1 syz, C error error 2132 7d05h 1705d PATCH [1437d]
KASAN: use-after-free Read in __dev_queue_xmit (5) block 19 syz, C unreliable error 54 208d 1795d
INFO: task hung in blkdev_put (4) block 1 syz, C done error 486 906d 2162d
WARNING in get_probe_ref prio:low block trace -1 syz, C done error 46 11h06m 2300d 💬 9 [162d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in iter_file_splice_write / set_task_ioprio (2) block race:benign prio:high 6 1 7d00h 7d00h
KCSAN: data-race in __blk_mq_sched_dispatch_requests / blk_mq_dispatch_rq_list (4) block race:benign prio:high 6 3 5d22h 27d
KCSAN: data-race in blk_mq_dispatch_rq_list / blk_mq_dispatch_rq_list (11) block race:benign prio:high 6 4 5d21h 27d
KCSAN: data-race in _copy_to_iter / fat_mirror_bhs (4) race:benign prio:low exfat block 6 3 20d 61d
general protection fault in deadline_write1_next_rq_show prio:normal block 2 1 88d 84d
KCSAN: data-race in _copy_to_iter / memcpy_and_pad (3) prio:low block 6 13 1d07h 261d
KCSAN: data-race in bdev_statx / queue_limits_commit_update (2) prio:low block 6 39 4d14h 425d
KCSAN: data-race in blkdev_open / queue_limits_commit_update prio:low block 6 80 9d03h 488d
KCSAN: data-race in delete_from_page_cache_batch / nr_blockdev_pages (12) prio:low block 6 47 36d 692d
KCSAN: data-race in data_alloc / data_push_tail (3) prio:low ext4 block 6 75 41d 726d
KCSAN: data-race in delete_from_page_cache_batch / folio_mapping (2) prio:low block 6 185 5d21h 1002d
KCSAN: data-race in data_alloc / prb_reserve prio:low block net 6 1304 4d19h 1988d