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🐞 Open [979] ≡ Subsystems 🐞 Fixed [5236] 🐞 Invalid [12499] ⬇ Missing Backports [83] 📈 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
WARNING in blk_rq_map_user_iov block C done 3546 87d 229d 26/26 25d 13f3956eb568 block: Fix WARNING in _copy_from_iter
WARNING in copy_page_from_iter block C done 1987 95d 406d 26/26 25d 13f3956eb568 block: Fix WARNING in _copy_from_iter
general protection fault in bio_first_folio block C done 683 96d 130d 26/26 85d 7bed6f3d08b7 block: Fix iterating over an empty bio with bio_for_each_folio_all
BUG: unable to handle kernel NULL pointer dereference in __bio_release_pages block C 6 101d 99d 26/26 85d 7bed6f3d08b7 block: Fix iterating over an empty bio with bio_for_each_folio_all
WARNING in blk_mq_start_request block C done 29 153d 169d 25/26 94d 53f2bca26092 block/null_blk: Fix double blk_mq_start_request() warning
kernel BUG in __block_write_begin_int block C done 14 214d 233d 25/26 125d 4aa8cdd5e523 iomap: handle error conditions more gracefully in iomap_to_bh
INFO: task hung in clean_bdev_aliases block C done 201 206d 232d 25/26 125d 381c043233e6 iomap: add a workaround for racy i_size updates on block devices
KASAN: slab-out-of-bounds Read in bio_split_rw block C done 1 299d 295d 23/26 195d 0b7ec177b589 crypto: algif_hash - Fix race between MORE and non-MORE sends
WARNING in blkdev_put (3) reiserfs block C done 377 308d 312d 23/26 208d c576c4bf9ecf reiserfs: fix blkdev_put() warning from release_journal_dev()
WARNING in blkdev_get_by_dev block C done 45 307d 312d 23/26 208d 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 338d 338d 22/26 298d 3eb96946f0be block: make bio_check_eod work for zero sized devices
WARNING in blkdev_put (2) block C unreliable 250 397d 425d 22/26 321d 428913bce1e6 block: fix wrong mode for blkdev_put() from disk_scan_partitions()
WARNING in _copy_from_iter block tipc C error 32057 408d 502d 22/26 321d 11a4d6f67cf5 tipc: fix kernel warning when sending SYN message
KASAN: use-after-free Read in delete_partition (2) block C done 1 1121d 1120d 22/26 377d b5cfbd35ecca block: check disk exist before trying to add partition
general protection fault in blk_mq_update_nr_hw_queues block C error 16 522d 535d 22/26 425d 90b0296ece4b block: fix crash in 'blk_mq_elv_switch_none'
KASAN: use-after-free Read in bio_poll block C done 6 716d 716d 22/26 425d 9650b453a3d4 block: ignore RWF_HIPRI hint for sync dio
BUG: sleeping function called from invalid context in blk_mq_release block 1 754d 754d 22/26 425d d578c770c852 block: avoid calling blkg_free() in atomic context
KASAN: use-after-free Read in setup_rw_floppy block 3 795d 812d 22/26 425d 233087ca0636 floppy: disable FDRAWCMD by default
memory leak in blk_iolatency_init (2) block cgroups C 131 566d 773d 22/26 425d daaca3522a8e block: release rq qos structures for queue without disk
upstream boot error: general protection fault in enqueue_entity block 1 617d 617d 22/26 425d 9993a4f989c7 virtio: Revert "virtio: find_vqs() add arg sizes"
general protection fault in submit_bio_checks block btrfs C done 1258 791d 814d 22/26 425d 78e3437450be block: call bio_associate_blkg from bio_reset
possible deadlock in blkdev_put (3) block C 870 701d 774d 22/26 425d 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 619d 619d 22/26 425d 9993a4f989c7 virtio: Revert "virtio: find_vqs() add arg sizes"
WARNING in blk_mq_release block C error 11 605d 624d 22/26 425d 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 673d 722d 22/26 425d 50e34d78815e block: disable the elevator int del_gendisk
upstream boot error: general protection fault in blk_mq_alloc_and_init_hctx block 1 619d 619d 22/26 425d 9993a4f989c7 virtio: Revert "virtio: find_vqs() add arg sizes"
memory leak in blk_mq_init_tags block usb C 2 752d 758d 22/26 425d 03252259e18e scsi: sd: Clean up gendisk if device_add_disk() failed
general protection fault in __loop_clr_fd block C done 5702 1481d 1509d 20/26 706d 87579e9b7d8d loop: use worker per cgroup instead of kworker
memory leak in blk_iolatency_init block cgroups C 833 778d 953d 20/26 778d 6f5ddde41069 blkcg: fix memory leak in blk_iolatency_init
possible deadlock in __loop_clr_fd (3) block 2972 832d 896d 20/26 778d 6050fa4c84cc loop: don't hold lo_mutex during __loop_clr_fd()
KASAN: use-after-free Read in srcu_invoke_callbacks block syz error 4 822d 834d 20/26 778d 850fd2abbe02 block: cleanup q->srcu
KCSAN: data-race in sbitmap_queue_clear / sbitmap_queue_clear (3) block 5 905d 912d 20/26 778d 9f8b93a7df4d sbitmap: silence data race warning
general protection fault in set_task_ioprio block C done 19 854d 855d 20/26 778d 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 917d 918d 20/26 778d 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 866d 862d 20/26 778d 99d8690aae4b block: fix error unwinding in device_add_disk
WARNING in nbd_dev_add (2) block 4 894d 892d 20/26 778d 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 914d 912d 20/26 778d 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 896d 905d 20/26 778d a22c00be90de block: assign correct tag before doing prefetch of request
possible deadlock in blkdev_put (2) block C done 502 778d 879d 20/26 778d 322c4293ecc5 loop: make autoclear operation asynchronous
INFO: task can't die in blk_mq_freeze_queue_wait block 221 883d 891d 20/26 778d 95febeb61bf8 block: fix missing queue put in error path
INFO: task can't die in __bio_queue_enter block 185 884d 891d 20/26 778d 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 928d 948d 20/26 778d 06cc978d3ff2 block: genhd: fix double kfree() in __alloc_disk_node()
WARNING in blk_rq_append_bio block usb C done 6 1108d 1073d 20/26 896d cbb749cf377a block: remove an incorrect check from blk_rq_append_bio
possible deadlock in __loop_clr_fd (2) block ext4 C unreliable 6977 896d 1021d 20/26 896d 1c500ad70638 loop: reduce the loop_ctl_mutex scope
KASAN: use-after-free Read in disk_part_iter_next (2) block C done 327 1119d 1137d 20/26 896d e82fc7855749 block: don't create too many partitions
INFO: task hung in del_gendisk block C done 5 985d 1018d 20/26 896d 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 1035d 1050d 20/26 896d f0c1c4d2864e blk-mq: fix use-after-free in blk_mq_exit_sched
WARNING in nbd_dev_add block C inconclusive 131 897d 1157d 20/26 896d b1a811633f73 block: nbd: add sanity check for first_minor
general protection fault in blk_mq_run_hw_queues block C unreliable 305 977d 1024d 20/26 896d 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 1044d 1044d 20/26 896d 3066820034b5 rcu: Reject RCU_LOCKDEP_WARN() false positives
general protection fault in do_blk_trace_setup block trace C done 25 972d 973d 20/26 896d 1d1cf156dc17 sg: pass the device name to blk_trace_setup
possible deadlock in bd_register_pending_holders block 3 903d 957d 20/26 896d dfbb3409b27f block: genhd: don't call blkdev_show() with major_names_lock held
general protection fault in wb_timer_fn block C done 60 974d 984d 20/26 896d 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 1141d 1229d 19/26 1141d aebf5db91705 block: fix use-after-free in disk_part_iter_next
KMSAN: kernel-infoleak in scsi_cmd_ioctl block 131 1259d 1332d 15/26 1255d 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 1331d 1327d 15/26 1255d 08fc1ab6d748 block: fix locking in bdev_del_partition
KASAN: use-after-free Read in bdev_del_partition block C done 1 1332d 1332d 15/26 1307d 08fc1ab6d748 block: fix locking in bdev_del_partition
INFO: task hung in blkdev_issue_flush (2) block C done error 3 1599d 1758d 15/26 1393d 2b5c8f0063e4 nbd: replace kill_bdev() with __invalidate_device() again
memory leak in bio_clone_fast block C 1 1716d 1715d 15/26 1393d 7b6620d7db56 block: remove REQ_NOWAIT_INLINE
WARNING: refcount bug in blk_mq_free_request (2) block C done error 5 1723d 1723d 15/26 1393d de6346ecbc8f nbd: protect cmd->status with cmd->lock
KASAN: null-ptr-deref Write in blk_mq_map_swqueue block C done 3 1489d 1489d 15/26 1399d 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 1558d 1663d 15/26 1445d 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 1515d 1538d 15/26 1470d c1e2148f8ecb io_uring: free fixed_file_data after RCU grace period
KCSAN: data-race in process_srcu / synchronize_srcu block 112 1538d 1633d 15/26 1527d 844a378de337 srcu: Apply *_ONCE() to ->srcu_last_gp_end
BUG: workqueue lockup (4) block C 47 1619d 2026d 15/26 1594d 7e7c005b4b1f rtc: disable uie before setting time and enable after
WARNING in blk_mq_sched_free_requests (2) block 7 1670d 1674d 13/26 1652d 284b94be1925 blk-mq: move lockdep_assert_held() into elevator_exit
WARNING in blk_mq_sched_free_requests block C done 4 1777d 1779d 12/26 1749d 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 1779d 1783d 12/26 1756d c3e2219216c9 block: free sched's request pool in blk_cleanup_queue
general protection fault in loop_validate_file (2) block 3 1862d 1864d 11/26 1850d f7c8a4120eed loop: access lo_backing_file only when the loop device is Lo_bound
WARNING in __flush_work block C 402 1905d 1912d 11/26 1876d 2e3c18d0ada1 block: pass no-op callback to INIT_WORK().
INFO: task hung in lo_ioctl block 47 2210d 2327d 11/26 1876d 04906b2f542c blockdev: Fix livelocks on loop device
general protection fault in relay_open_buf block trace C 287 1909d 1910d 11/26 1876d 2c1cf00eeacb relay: check return of create_buf_file() properly
general protection fault in debugfs_create_files block C 111 1909d 1910d 11/26 1876d 36991ca68db9 blk-mq: protect debugfs_create_files() from failures
general protection fault in lo_ioctl (2) block syz 2 2184d 2184d 11/26 1925d 310ca162d779 block/loop: Use global lock for ioctl() operation.
possible deadlock in blkdev_reread_part block C 5736 1944d 2365d 11/26 1925d 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 1965d 1992d 11/26 1925d 628bd8594709 loop: Fix double mutex_unlock(&loop_ctl_mutex) in loop_control_ioctl()
INFO: task hung in loop_control_ioctl block 4 2022d 2215d 11/26 1925d 1dded9acf6dc loop: Avoid circular locking dependency between loop_ctl_mutex and bd_mutex
INFO: task hung in lo_open (2) block 10 1987d 2215d 11/26 1925d 1dded9acf6dc loop: Avoid circular locking dependency between loop_ctl_mutex and bd_mutex
INFO: task hung in lo_release block 1 2107d 2107d 11/26 1925d 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 2016d 2036d 11/26 1989d e01ad46d53b5 blk-mq: fallback to previous nr_hw_queues when updating fails
upstream boot error (2) block 1 2003d 2003d 11/26 1989d 153fcd5f6d93 block: brd: associate with queue until adding disk
INFO: task hung in blk_queue_enter block C 1595 2116d 2188d 8/26 2115d cd4a4ae4683d block: don't use blocking queue entered for recursive bio submits
INFO: rcu detected stall in blkdev_ioctl block C 249 2146d 2321d 8/26 2115d d2ac838e4cd7 loop: add recursion validation to LOOP_CHANGE_FD
INFO: task hung in blk_freeze_queue block C 188 2117d 2268d 8/26 2115d d2ac838e4cd7 loop: add recursion validation to LOOP_CHANGE_FD
WARNING: lock held when returning to user space! block C 40 2195d 2210d 5/26 2177d bdac616db9bb loop: fix LOOP_GET_STATUS lock imbalance
KASAN: use-after-free Read in disk_unblock_events block C 65 2261d 2367d 5/26 2207d 897366537fb6 genhd: Fix use after free in __blkdev_get()
WARNING in tracepoint_probe_register_prio block trace C 830 2235d 2371d 4/26 2235d a6da0024ffc1 blktrace: fix unlocked registration of tracepoints
WARNING in tracepoint_probe_unregister block trace C 115 2235d 2362d 4/26 2235d a6da0024ffc1 blktrace: fix unlocked registration of tracepoints
WARNING: kmalloc bug in relay_open_buf block trace C 10 2253d 2268d 4/26 2248d 88913bd8ea2a kernel/relay.c: limit kmalloc size to KMALLOC_MAX_SIZE
KASAN: double-free or invalid-free in relay_open block trace C 106 2269d 2367d 4/26 2262d a1be1f3931bf kernel/relay.c: revert "kernel/relay.c: fix potential memory leak"
possible deadlock in blk_trace_remove block trace 5 2341d 2348d 3/26 2329d 2967acbb257a blktrace: fix trace mutex deadlock
WARNING in kmalloc_slab (2) block trace C 2478 2356d 2374d 3/26 2356d 864e2a1f8aac ipv6: flowlabel: do not leave opt->tot_len with garbage