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🐞 Open [909] ≡ Subsystems 🐞 Fixed [4776] 🐞 Invalid [11275] ⬇ Missing Backports [31] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes 💬 Send us feedback

Applied filters: Label=subsystems:block (drop)
Title Repro Cause bisect Fix bisect Count Last Reported Patched Closed Patch
KASAN: slab-out-of-bounds Read in bio_split_rw block C done 1 92d 88d 24/25 never 0b7ec177b589 crypto: algif_hash - Fix race between MORE and non-MORE sends
INFO: task hung in clean_bdev_aliases block C done 199 16h00m 25d 1/25 never iomap: add a workaround for racy i_size updates on block devices
kernel BUG in __block_write_begin_int block C done 14 7d05h 26d 19/25 never 4aa8cdd5e523 iomap: handle error conditions more gracefully in iomap_to_bh
WARNING in blkdev_put (3) reiserfs block C done 377 101d 105d 25/25 1d17h c576c4bf9ecf reiserfs: fix blkdev_put() warning from release_journal_dev()
WARNING in blkdev_get_by_dev block C done 45 100d 105d 25/25 1d17h 985958b8584c block: fix wrong mode for blkdev_get_by_dev() from disk_scan_partitions()
KASAN: user-memory-access Write in zram_slot_lock block reiserfs C done 3 130d 130d 24/25 90d 3eb96946f0be block: make bio_check_eod work for zero sized devices
WARNING in blkdev_put (2) block C unreliable 250 189d 218d 24/25 113d 428913bce1e6 block: fix wrong mode for blkdev_put() from disk_scan_partitions()
WARNING in _copy_from_iter block tipc C error 32057 201d 295d 24/25 113d 11a4d6f67cf5 tipc: fix kernel warning when sending SYN message
KASAN: use-after-free Read in delete_partition (2) block C done 1 914d 913d 24/25 170d b5cfbd35ecca block: check disk exist before trying to add partition
general protection fault in blk_mq_update_nr_hw_queues block C error 16 315d 327d 24/25 217d 90b0296ece4b block: fix crash in 'blk_mq_elv_switch_none'
KASAN: use-after-free Read in bio_poll block C done 6 508d 508d 24/25 217d 9650b453a3d4 block: ignore RWF_HIPRI hint for sync dio
BUG: sleeping function called from invalid context in blk_mq_release block 1 547d 547d 24/25 217d d578c770c852 block: avoid calling blkg_free() in atomic context
KASAN: use-after-free Read in setup_rw_floppy block 3 588d 605d 24/25 217d 233087ca0636 floppy: disable FDRAWCMD by default
memory leak in blk_iolatency_init (2) block cgroups C 131 359d 566d 24/25 217d daaca3522a8e block: release rq qos structures for queue without disk
upstream boot error: general protection fault in enqueue_entity block 1 410d 410d 24/25 217d 9993a4f989c7 virtio: Revert "virtio: find_vqs() add arg sizes"
general protection fault in submit_bio_checks block btrfs C done 1258 584d 607d 24/25 217d 78e3437450be block: call bio_associate_blkg from bio_reset
possible deadlock in blkdev_put (3) block C 870 494d 566d 24/25 217d d292dc80686a loop: don't destroy lo->workqueue in __loop_clr_fd
upstream boot error: BUG: unable to handle kernel paging request in blk_mq_get_tag block 1 412d 412d 24/25 217d 9993a4f989c7 virtio: Revert "virtio: find_vqs() add arg sizes"
WARNING in blk_mq_release block C error 11 398d 417d 24/25 217d aa0c680c3aa9 block: Do not call blk_put_queue() if gendisk allocation fails
KASAN: use-after-free Read in blk_mq_sched_free_rqs block C error 8 465d 514d 24/25 217d 50e34d78815e block: disable the elevator int del_gendisk
upstream boot error: general protection fault in blk_mq_alloc_and_init_hctx block 1 412d 412d 24/25 217d 9993a4f989c7 virtio: Revert "virtio: find_vqs() add arg sizes"
memory leak in blk_mq_init_tags block usb C 2 544d 551d 24/25 217d 03252259e18e scsi: sd: Clean up gendisk if device_add_disk() failed
general protection fault in __loop_clr_fd block C done 5702 1274d 1302d 22/25 498d 87579e9b7d8d loop: use worker per cgroup instead of kworker
memory leak in blk_iolatency_init block cgroups C 833 571d 746d 22/25 570d 6f5ddde41069 blkcg: fix memory leak in blk_iolatency_init
possible deadlock in __loop_clr_fd (3) block 2972 625d 688d 22/25 570d 6050fa4c84cc loop: don't hold lo_mutex during __loop_clr_fd()
KASAN: use-after-free Read in srcu_invoke_callbacks block syz error 4 615d 627d 22/25 570d 850fd2abbe02 block: cleanup q->srcu
KCSAN: data-race in sbitmap_queue_clear / sbitmap_queue_clear (3) block 5 698d 705d 22/25 570d 9f8b93a7df4d sbitmap: silence data race warning
general protection fault in set_task_ioprio block C done 19 647d 648d 22/25 570d a957b61254a7 block: fix error in handling dead task for ioprio setting
linux-next boot error: general protection fault in blk_mq_free_request block 6 710d 711d 22/25 570d e0d78afeb8d1 block: fix too broad elevator check in blk_mq_free_request()
KASAN: use-after-free Read in disk_release_events block fuse syz inconclusive 1 659d 655d 22/25 570d 99d8690aae4b block: fix error unwinding in device_add_disk
WARNING in nbd_dev_add (2) block 4 687d 685d 22/25 570d 278167fd2f8f block: add __must_check for *add_disk*() callers
KASAN: use-after-free Read in blk_mq_sched_tags_teardown block usb C done 6 707d 705d 22/25 570d 8bdf7b3fe1f4 blk-mq-sched: Don't reference queue tagset in blk_mq_sched_tags_teardown()
BUG: unable to handle kernel paging request in __blk_mq_alloc_requests io-uring block C unreliable 107 689d 697d 22/25 570d a22c00be90de block: assign correct tag before doing prefetch of request
possible deadlock in blkdev_put (2) block C done 502 570d 672d 22/25 570d 322c4293ecc5 loop: make autoclear operation asynchronous
INFO: task can't die in blk_mq_freeze_queue_wait block 221 676d 684d 22/25 570d 95febeb61bf8 block: fix missing queue put in error path
INFO: task can't die in __bio_queue_enter block 185 676d 684d 22/25 570d 10f7335e3627 blk-mq: don't grab ->q_usage_counter in blk_mq_sched_bio_merge
KASAN: use-after-free Read in bdev_free_inode block syz error 7 721d 740d 22/25 570d 06cc978d3ff2 block: genhd: fix double kfree() in __alloc_disk_node()
WARNING in blk_rq_append_bio block usb C done 6 900d 865d 22/25 689d cbb749cf377a block: remove an incorrect check from blk_rq_append_bio
possible deadlock in __loop_clr_fd (2) block ext4 C unreliable 6977 689d 814d 22/25 689d 1c500ad70638 loop: reduce the loop_ctl_mutex scope
KASAN: use-after-free Read in disk_part_iter_next (2) block C done 327 911d 930d 22/25 689d e82fc7855749 block: don't create too many partitions
INFO: task hung in del_gendisk block C done 5 777d 810d 22/25 689d 68c9417b193d nbd: do del_gendisk() asynchronously for NBD_DESTROY_ON_DISCONNECT
KASAN: use-after-free Read in blk_mq_exit_sched block usb C done 9 828d 843d 22/25 689d f0c1c4d2864e blk-mq: fix use-after-free in blk_mq_exit_sched
WARNING in nbd_dev_add block C inconclusive 131 690d 950d 22/25 689d b1a811633f73 block: nbd: add sanity check for first_minor
general protection fault in blk_mq_run_hw_queues block C unreliable 305 769d 817d 22/25 689d 16ad3db3b24c nbd: fix order of cleaning up the queue and freeing the tagset
WARNING: suspicious RCU usage in kernfs_find_and_get_ns block 1 837d 837d 22/25 689d 3066820034b5 rcu: Reject RCU_LOCKDEP_WARN() false positives
general protection fault in do_blk_trace_setup trace block C done 25 765d 766d 22/25 689d 1d1cf156dc17 sg: pass the device name to blk_trace_setup
possible deadlock in bd_register_pending_holders block 3 695d 749d 22/25 689d dfbb3409b27f block: genhd: don't call blkdev_show() with major_names_lock held
general protection fault in wb_timer_fn block C done 60 767d 776d 22/25 689d d152c682f03c block: add an explicit ->disk backpointer to the request_queue
KASAN: use-after-free Read in disk_part_iter_next block C unreliable 243 934d 1022d 21/25 934d aebf5db91705 block: fix use-after-free in disk_part_iter_next
KMSAN: kernel-infoleak in scsi_cmd_ioctl block 131 1052d 1125d 17/25 1047d 6d53a9fe5a19 block/scsi-ioctl: Fix kernel-infoleak in scsi_put_cdrom_generic_arg()
KASAN: use-after-free Read in delete_partition block C done done 3 1123d 1120d 17/25 1047d 08fc1ab6d748 block: fix locking in bdev_del_partition
KASAN: use-after-free Read in bdev_del_partition block C done 1 1124d 1124d 17/25 1100d 08fc1ab6d748 block: fix locking in bdev_del_partition
INFO: task hung in blkdev_issue_flush (2) block C done error 3 1392d 1550d 17/25 1186d 2b5c8f0063e4 nbd: replace kill_bdev() with __invalidate_device() again
memory leak in bio_clone_fast block C 1 1508d 1508d 17/25 1186d 7b6620d7db56 block: remove REQ_NOWAIT_INLINE
WARNING: refcount bug in blk_mq_free_request (2) block C done error 5 1516d 1516d 17/25 1186d de6346ecbc8f nbd: protect cmd->status with cmd->lock
KASAN: null-ptr-deref Write in blk_mq_map_swqueue block C done 3 1282d 1282d 17/25 1191d d0930bb8f46b blk-mq: Fix a recently introduced regression in blk_mq_realloc_hw_ctxs()
WARNING in __blk_mq_delay_run_hw_queue block C done error 6 1351d 1456d 17/25 1238d 6e66b4939241 blk-mq: Keep set->nr_hw_queues and set->map[].nr_queues in sync
KASAN: use-after-free Read in percpu_ref_switch_to_atomic_rcu block 5 1308d 1331d 17/25 1262d c1e2148f8ecb io_uring: free fixed_file_data after RCU grace period
KCSAN: data-race in process_srcu / synchronize_srcu block 112 1331d 1425d 16/25 1319d 844a378de337 srcu: Apply *_ONCE() to ->srcu_last_gp_end
BUG: workqueue lockup (4) block C 47 1412d 1818d 16/25 1387d 7e7c005b4b1f rtc: disable uie before setting time and enable after
WARNING in blk_mq_sched_free_requests (2) block 7 1463d 1467d 14/25 1445d 284b94be1925 blk-mq: move lockdep_assert_held() into elevator_exit
WARNING in blk_mq_sched_free_requests block C done 4 1569d 1572d 13/25 1542d c326f846ebc2 blk-mq: remove WARN_ON(!q->elevator) from blk_mq_sched_free_requests
KASAN: use-after-free Read in blk_mq_free_rqs block C error 3481 1572d 1576d 13/25 1549d c3e2219216c9 block: free sched's request pool in blk_cleanup_queue
general protection fault in loop_validate_file (2) block 3 1654d 1657d 12/25 1643d f7c8a4120eed loop: access lo_backing_file only when the loop device is Lo_bound
WARNING in __flush_work block C 402 1698d 1704d 12/25 1669d 2e3c18d0ada1 block: pass no-op callback to INIT_WORK().
INFO: task hung in lo_ioctl block 47 2003d 2119d 12/25 1669d 04906b2f542c blockdev: Fix livelocks on loop device
general protection fault in relay_open_buf trace block C 287 1702d 1703d 12/25 1669d 2c1cf00eeacb relay: check return of create_buf_file() properly
general protection fault in debugfs_create_files block C 111 1702d 1703d 12/25 1669d 36991ca68db9 blk-mq: protect debugfs_create_files() from failures
general protection fault in lo_ioctl (2) block syz 2 1977d 1977d 12/25 1718d 310ca162d779 block/loop: Use global lock for ioctl() operation.
possible deadlock in blkdev_reread_part block C 5736 1737d 2158d 12/25 1718d 0da03cab87e6 loop: Fix deadlock when calling blkdev_reread_part() 85b0a54a82e4 loop: Move loop_reread_partitions() out of loop_ctl_mutex
WARNING: locking bug in loop_control_ioctl block C 4018 1758d 1785d 12/25 1718d 628bd8594709 loop: Fix double mutex_unlock(&loop_ctl_mutex) in loop_control_ioctl()
INFO: task hung in loop_control_ioctl block 4 1814d 2008d 12/25 1718d 1dded9acf6dc loop: Avoid circular locking dependency between loop_ctl_mutex and bd_mutex
INFO: task hung in lo_open (2) block 10 1780d 2008d 12/25 1718d 1dded9acf6dc loop: Avoid circular locking dependency between loop_ctl_mutex and bd_mutex
INFO: task hung in lo_release block 1 1900d 1899d 12/25 1718d 1dded9acf6dc loop: Avoid circular locking dependency between loop_ctl_mutex and bd_mutex
BUG: unable to handle kernel NULL pointer dereference in blk_mq_map_swqueue block C 8 1809d 1829d 12/25 1782d e01ad46d53b5 blk-mq: fallback to previous nr_hw_queues when updating fails
upstream boot error (2) block 1 1795d 1795d 12/25 1782d 153fcd5f6d93 block: brd: associate with queue until adding disk
INFO: task hung in blk_queue_enter block C 1595 1908d 1980d 9/25 1908d cd4a4ae4683d block: don't use blocking queue entered for recursive bio submits
INFO: rcu detected stall in blkdev_ioctl block C 249 1939d 2114d 9/25 1908d d2ac838e4cd7 loop: add recursion validation to LOOP_CHANGE_FD
INFO: task hung in blk_freeze_queue block C 188 1910d 2061d 9/25 1908d d2ac838e4cd7 loop: add recursion validation to LOOP_CHANGE_FD
WARNING: lock held when returning to user space! block C 40 1987d 2002d 6/25 1970d bdac616db9bb loop: fix LOOP_GET_STATUS lock imbalance
KASAN: use-after-free Read in disk_unblock_events block C 65 2054d 2160d 6/25 2000d 897366537fb6 genhd: Fix use after free in __blkdev_get()
WARNING in tracepoint_probe_unregister block trace C 115 2028d 2155d 4/25 2028d a6da0024ffc1 blktrace: fix unlocked registration of tracepoints
WARNING in tracepoint_probe_register_prio block trace C 830 2028d 2164d 4/25 2028d a6da0024ffc1 blktrace: fix unlocked registration of tracepoints
WARNING: kmalloc bug in relay_open_buf block trace C 10 2046d 2061d 4/25 2041d 88913bd8ea2a kernel/relay.c: limit kmalloc size to KMALLOC_MAX_SIZE
KASAN: double-free or invalid-free in relay_open block trace C 106 2061d 2159d 4/25 2055d a1be1f3931bf kernel/relay.c: revert "kernel/relay.c: fix potential memory leak"
possible deadlock in blk_trace_remove block trace 5 2133d 2141d 3/25 2122d 2967acbb257a blktrace: fix trace mutex deadlock
WARNING in kmalloc_slab (2) block trace C 2478 2149d 2167d 3/25 2149d 864e2a1f8aac ipv6: flowlabel: do not leave opt->tot_len with garbage