block subsystem


List(s): linux-block@vger.kernel.org
Fixed bugs: 120
Parent subsystem(s): kernel (122)
Child subsystems: nbd (6)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
WARNING: suspicious RCU usage in mas_start (2) block prio:low 4 syz, C error 24 11h15m 5d20h
WARNING: zero-size vmalloc in trace_suspend_resume block prio:low -1 syz, C 7 9d14h 5d21h
WARNING in blk_mq_unquiesce_queue block prio:low -1 3 17d 13d
BUG: sleeping function called from invalid context in null_insert_page prio:low block 5 C 3 10d 15d
general protection fault in blk_mq_quiesce_queue block 8 syz, C 23 14d 16d 💬 4 [16d]
possible deadlock in queue_requests_store (3) block prio:low 4 5 2d16h 17d
BUG: unable to handle kernel paging request in __blk_mq_alloc_driver_tag prio:high block 8 18 2d01h 21d
BUG: corrupted list in blk_mq_request_bypass_insert prio:high block 8 syz, C 15 2d18h 22d 💬 4 [5d16h]
KASAN: slab-use-after-free Read in blk_log_remap prio:normal trace block 19 C 3 7d02h 23d PATCH [16d]
BUG: unable to handle kernel paging request in blk_mq_complete_request_remote block prio:high 8 36 11h50m 24d
KASAN: slab-out-of-bounds Read in seq_buf_putmem prio:normal trace block 19 15 11d 28d PATCH [7d15h]
WARNING in blk_mq_dispatch_rq_list prio:high block -1 16 4h50m 29d
INFO: rcu detected stall in blkdev_common_ioctl (4) prio:high block 1 syz, C error 7 34d 29d
possible deadlock in ocfs2_read_blocks (2) prio:low block 4 1 34d 30d
possible deadlock in fat_count_free_clusters (2) prio:high block exfat 4 2 38d 34d
possible deadlock in submit_bio_noacct_nocheck (2) prio:low exfat block 4 2 38d 34d
possible deadlock in blkg_conf_prep prio:high cgroups block 4 syz, C 911 1h28m 36d PATCH [20d]
BUG: sleeping function called from invalid context in null_process_zoned_cmd prio:low fs block 5 C 4 17d 37d PATCH [26d]
possible deadlock in loop_configure prio:low block 4 1 42d 37d
memory leak in null_init_zoned_dev prio:low block 3 syz, C 1 42d 37d PATCH [36d]
kernel BUG in folio_unmap_invalidate prio:high block -1 2 43d 39d
WARNING in blk_mq_free_tag_set prio:normal block -1 syz, C 2128 now 42d
INFO: task hung in __rq_qos_throttle (2) prio:high block 1 syz, C 131 11h42m 42d PATCH [9d01h]
WARNING in null_report_zones prio:low block -1 syz 6 31d 45d
possible deadlock in blkcg_deactivate_policy (2) prio:high block cgroups 4 29 27d 49d 💬 1 [14d]
WARNING in blk_mq_alloc_tag_set prio:high block -1 14 1d19h 54d
KASAN: slab-use-after-free Read in update_io_ticks (5) prio:high actionable block 19 1 73d 69d
INFO: task hung in read_cache_folio (6) prio:high block 1 113 1d03h 79d
general protection fault in ublk_queue_rq prio:low block 8 syz, C 18 91d 112d PATCH [110d]
KCSAN: data-race in _copy_to_iter / _copy_to_iter (2) race:harmful prio:low block mm 6 3 44d 113d
INFO: rcu detected stall in handle_softirqs (3) prio:low lvs block 1 syz, C error 49 2d11h 113d
KASAN: slab-out-of-bounds Read in blk_mq_free_rqs prio:normal block 19 C 30 18d 150d PATCH [10d]
general protection fault in lo_rw_aio prio:high block 2 2693 1h49m 155d PATCH [1d07h]
general protection fault in bio_add_page prio:high block 2 syz 2 181d 183d PATCH [140d]
INFO: task hung in blkdev_write_iter prio:low block 1 syz, C error error 12 8d03h 210d PATCH [172d]
INFO: task hung in relay_open (2) prio:low trace block 1 syz error 30 43d 284d
INFO: task hung in blk_trace_startstop prio:low block trace 1 syz, C error 63 3d00h 313d
possible deadlock in __synchronize_srcu (3) prio:low block 4 1588 3h04m 340d
general protection fault in rtlock_slowlock_locked prio:high block 19 syz error done 217 84d 353d 💬 6 [40d]
INFO: task hung in queue_limits_commit_update_frozen prio:low block 1 syz, C error 1962 6h51m 388d PATCH [54d]
INFO: task hung in blk_trace_setup (4) prio:low block trace 1 syz done error 34 38d 432d
possible deadlock in elevator_change prio:low block 4 syz, C error 22833 13m 477d
possible deadlock in __del_gendisk prio:low block 4 syz, C done error 43996 110d 482d PATCH [408d]
INFO: task hung in blkdev_read_iter prio:high block 1 syz, C error error 16 28d 502d
INFO: task hung in sync_bdevs (3) prio:low block 1 syz, C 5896 7h02m 574d
possible deadlock in blk_mq_update_nr_hw_queues prio:low block 4 syz, C done error 44253 112d 664d
possible deadlock in __submit_bio block 4 syz, C done 60724 113d 685d 💬 3 [108d]
INFO: rcu detected stall in kjournald2 (2) prio:normal block mm 1 syz, C error error 95 14h37m 717d
INFO: task hung in read_part_sector (2) prio:low block 1 syz error error 78287 now 776d PATCH [65d]
KCSAN: data-race in block_uevent / inc_diskseq (2) race:harmful prio:low block 6 185 35d 823d 💬 2 [233d]
INFO: task hung in bdev_open prio:low block 1 syz, C error 6274 59m 845d
INFO: task hung in blk_trace_remove (2) block trace 1 syz, C done done 71 3d15h 968d PATCH [963d]
INFO: task hung in blkdev_flush_mapping block 1 syz, C unreliable error 77 10d 1007d 💬 1 [891d]
INFO: task hung in blk_trace_ioctl (4) prio:low trace block 1 syz, C done 89 1d07h 1024d PATCH [1022d]
INFO: task hung in bdev_release prio:low block 1 syz, C error 2669 3d07h 1025d PATCH [1008d]
INFO: task hung in truncate_inode_pages prio:low block 1 syz, C 29 694d 1100d
INFO: task hung in blkdev_get_by_dev (5) block 1 syz, C error error 32 526d 1298d PATCH [1293d]
INFO: task hung in __filemap_get_folio block 1 syz, C done done 111 1141d 1504d 💬 4 [1082d]
INFO: task hung in nbd_add_socket (2) block 1 syz, C error error 37 520d 1644d
WARNING in blk_register_tracepoints prio:low trace block -1 syz, C inconclusive done 226 1d12h 1685d
INFO: task hung in do_read_cache_folio mm kasan block 1 syz, C error error 179 1184d 1686d 💬 3 [1172d]
INFO: task hung in blkdev_fallocate prio:high block 1 syz, C error error 2132 5d00h 1721d PATCH [1453d]
KASAN: use-after-free Read in __dev_queue_xmit (5) block 19 syz, C unreliable error 54 224d 1811d
INFO: task hung in blkdev_put (4) block 1 syz, C done error 486 922d 2178d
WARNING in get_probe_ref prio:low trace block -1 syz, C done error 54 1d17h 2316d 💬 9 [178d]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in __kernel_write_iter / set_task_ioprio (4) block race:benign prio:high 6 1 5d22h 5d22h
KCSAN: data-race in __bio_queue_enter / blk_mq_update_tag_set_shared block race:benign prio:high 6 1 10d 10d
BUG: corrupted list in process_scheduled_works block prio:high 8 1 19d 15d
KCSAN: data-race in iter_file_splice_write / set_task_ioprio (2) block race:benign prio:high 6 1 23d 23d
KCSAN: data-race in __blk_mq_sched_dispatch_requests / blk_mq_dispatch_rq_list (4) race:benign prio:high block 6 7 6d21h 43d
KCSAN: data-race in blk_mq_dispatch_rq_list / blk_mq_dispatch_rq_list (11) race:benign prio:high block 6 7 1d06h 43d
KCSAN: data-race in _copy_to_iter / fat_mirror_bhs (4) race:benign prio:low exfat block 6 3 35d 77d
KCSAN: data-race in _copy_to_iter / memcpy_and_pad (3) prio:low block 6 15 3d05h 277d
KCSAN: data-race in bdev_statx / queue_limits_commit_update (2) prio:low block 6 39 20d 441d
KCSAN: data-race in blkdev_open / queue_limits_commit_update prio:low block 6 84 10h53m 504d
KCSAN: data-race in delete_from_page_cache_batch / nr_blockdev_pages (12) prio:low block 6 47 52d 708d
KCSAN: data-race in delete_from_page_cache_batch / folio_mapping (2) prio:low block 6 186 6d05h 1018d