syzbot


Applied filters: Label=subsystems:ext4 (drop)
Title Repro Cause bisect Fix bisect Count Last Reported Patched Closed Patch
kernel BUG in ext4_do_writepages ext4 C error 1215 1d05h 554d 0/27 never ext4: fix race condition between buffer write and page_mkwrite
kernel BUG in ext4_write_inline_data ext4 C error 35 16d 464d 0/27 never ext4: fix race condition between buffer write and page_mkwrite
INFO: task hung in ext4_quota_write ext4 C inconclusive 22 69d 174d 26/27 18d 0a46ef234756 ext4: do not create EA inode under buffer lock
WARNING in mb_cache_destroy ext4 C done 738 35d 54d 26/27 18d 0c0b4a49d3e7 ext4: fix mb_cache_entry's e_refcnt leak in ext4_xattr_block_cache_find()
KASAN: slab-use-after-free Read in fsnotify ext4 C error 3 67d 73d 26/27 18d 795bb82d12a1 fsnotify: fix UAF from FS_ERROR event on a shutting down filesystem
general protection fault in jbd2__journal_start ext4 C error 3 95d 149d 26/27 31d f2e812c1522d xfs: don't use current->journal_info
possible deadlock in ext4_xattr_inode_iget (2) ext4 C done done 22 160d 353d 26/27 95d 6f861765464f fs: Block writes to mounted block devices
general protection fault in common_perm_cond apparmor ext4 C error done 1 175d 339d 26/27 122d 6f861765464f fs: Block writes to mounted block devices
WARNING in ext4_discard_allocated_blocks ext4 C inconclusive done 4 169d 286d 26/27 123d 6f861765464f fs: Block writes to mounted block devices
KASAN: use-after-free Read in ext4_search_dir prio:low ext4 C error done 20 168d 409d 26/27 123d 6f861765464f fs: Block writes to mounted block devices
WARNING in lock_two_nondirectories ext4 C 3 180d 191d 26/27 128d 6f861765464f fs: Block writes to mounted block devices
general protection fault in utf8nlookup ext4 C done done 3 170d 277d 26/27 128d 6f861765464f fs: Block writes to mounted block devices
kernel BUG in ext4_enable_quotas ext4 C error done 16 172d 353d 26/27 128d 6f861765464f fs: Block writes to mounted block devices
KASAN: out-of-bounds Read in ext4_ext_remove_space ext4 C error done 8 171d 345d 26/27 128d 6f861765464f fs: Block writes to mounted block devices
KASAN: slab-use-after-free Read in ext4_convert_inline_data_nolock ext4 C error done 7 177d 454d 26/27 141d 6f861765464f fs: Block writes to mounted block devices
UBSAN: shift-out-of-bounds in ext4_handle_clustersize (2) ext4 C error done 3 179d 183d 26/27 142d 6f861765464f fs: Block writes to mounted block devices
KASAN: use-after-free Read in ext4_find_extent (3) prio:low ext4 C error done 31 180d 362d 26/27 144d 6f861765464f fs: Block writes to mounted block devices
kernel BUG in ext4_write_inline_data_end ext4 C error done 32 181d 479d 26/27 144d 6f861765464f fs: Block writes to mounted block devices
INFO: task hung in find_inode_fast (2) ext4 C unreliable done 10 192d 346d 26/27 145d 6f861765464f fs: Block writes to mounted block devices
kernel BUG in ext4_split_extent_at (2) ext4 C error done 3 181d 376d 26/27 145d 6f861765464f fs: Block writes to mounted block devices
WARNING in ext4_dio_write_end_io ext4 C done 2 215d 214d 25/27 154d 619f75dae2cf ext4: fix warning in ext4_dio_write_end_io()
WARNING in ext4_iomap_begin (2) ext4 C done 7 258d 372d 25/27 185d ce56d21355cd ext4: fix racy may inline data check in dio write
general protection fault in ext4_finish_bio ext4 C done 1 359d 355d 23/27 255d 0b7ec177b589 crypto: algif_hash - Fix race between MORE and non-MORE sends
UBSAN: shift-out-of-bounds in ext2_fill_super (2) ext4 C 571 333d 376d 23/27 255d 404615d7f1dc ext2: Drop fragment support
WARNING in ext4_file_write_iter ext4 C error 17314 273d 372d 23/27 255d 194505b55dd7 ext4: drop dio overwrite only flag and associated warning
INFO: rcu detected stall in ext4_file_write_iter (7) mm bpf ext4 3 297d 339d 23/27 255d 8c21ab1bae94 net/sched: fq_pie: avoid stalls in fq_pie_timer()
general protection fault in ext4_acquire_dquot ext4 C 4 369d 408d 23/27 255d 6a4e3363792e quota: Properly disable quotas when add_dquot_ref() fails
BUG: unable to handle kernel paging request in ext4_calculate_overhead ext4 C done 31 301d 303d 23/27 255d ee5c807137ce ext4: ext4_get_{dev}_journal return proper error value
BUG: sleeping function called from invalid context in ext4_update_super ext4 1 383d 379d 23/27 269d f451fd97dd2b ext4: drop the call to ext4_error() from ext4_get_group_info()
possible deadlock in quotactl_fd ext4 C error done 141 358d 439d 23/27 311d 949f95ff39bf ext4: fix lockdep warning when enabling MMP
WARNING in __ext4fs_dirhash ext4 C done 25 409d 409d 22/27 358d 4b3cb1d108bf ext4: improve error handling from ext4_dirhash()
KCSAN: data-race in __es_find_extent_range / __es_find_extent_range (6) ext4 4 436d 426d 22/27 358d 492888df0c7b ext4: fix data races when using cached status extents
WARNING in ext4_iomap_overwrite_begin ext4 1 435d 431d 22/27 358d fa83c34e3e56 ext4: check iomap type only if ext4_iomap_begin() does not fail
KMSAN: uninit-value in htree_dirblock_to_tree ext4 204 406d 537d 22/27 358d 4b3cb1d108bf ext4: improve error handling from ext4_dirhash()
WARNING: locking bug in ext4_xattr_inode_iget ext4 C error 23 380d 411d 22/27 358d 2bc7e7c1a3bc ext4: disallow ea_inodes with extended attributes
possible deadlock in ext4_xattr_get ext4 C inconclusive 3 413d 686d 22/27 358d b3e6bcb94590 ext4: add EA_INODE checking to ext4_iget()
INFO: task hung in __sync_dirty_buffer ext4 C inconclusive error 832 377d 1026d 22/27 358d f4ce24f54d9c ext4: fix deadlock when converting an inline directory in nojournal mode
possible deadlock in ext4_multi_mount_protect ext4 C 584 358d 443d 22/27 358d 949f95ff39bf ext4: fix lockdep warning when enabling MMP
WARNING: locking bug in ext4_xattr_inode_update_ref ext4 C error 4 402d 528d 22/27 358d b928dfdcb27d ext4: set lockdep subclass for the ea_inode in ext4_xattr_inode_cache_find()
possible deadlock in ext4_setattr ext4 C done 7 407d 526d 22/27 358d b3e6bcb94590 ext4: add EA_INODE checking to ext4_iget()
KASAN: slab-out-of-bounds Read in get_max_inline_xattr_value_size ext4 C 21 413d 451d 22/27 358d 2220eaf90992 ext4: add bounds checking in get_max_inline_xattr_value_size()
KASAN: slab-out-of-bounds Read in ext4_group_desc_csum ext4 C error 26 406d 507d 22/27 358d 4f04351888a8 ext4: avoid a potential slab-out-of-bounds in ext4_group_desc_csum
kernel BUG in ext4_get_group_info ext4 C error 237 406d 1039d 22/27 358d 5354b2af3406 ext4: allow ext4_get_group_info() to fail 463808f237cf ext4: remove a BUG_ON in ext4_mb_release_group_pa()
WARNING in ext4_xattr_block_set (2) ext4 C error 32 408d 473d 22/27 358d a44be64bbecb ext4: don't clear SB_RDONLY when remounting r/w until quota is re-enabled
WARNING in kvfree (2) ext4 C 47 413d 466d 22/27 358d b87c7cdf2bed ext4: fix invalid free tracking in ext4_xattr_move_to_block()
memory leak in ext4_expand_extra_isize_ea ext4 C 2 412d 480d 22/27 358d b87c7cdf2bed ext4: fix invalid free tracking in ext4_xattr_move_to_block()
possible deadlock in ext4_xattr_inode_iget ext4 C done 351 367d 525d 22/27 358d aff3bea95388 ext4: add lockdep annotations for i_data_sem for ea_inode's
possible deadlock in ext4_xattr_set_handle (3) ext4 C 451 358d 515d 22/27 358d b3e6bcb94590 ext4: add EA_INODE checking to ext4_iget()
WARNING in mb_find_extent ext4 C error error 135 500d 541d 22/27 358d fa08a7b61dff ext4: fix WARNING in mb_find_extent
possible deadlock in jbd2_log_wait_commit ext4 C done 429 457d 481d 22/27 381d 3c92792da850 ext4: Fix deadlock during directory rename
WARNING in ext4_update_inline_data ext4 C error 21 477d 541d 22/27 381d 2b96b4a5d944 ext4: fix WARNING in ext4_update_inline_data
possible deadlock in ext4_bmap ext4 C error 78083 381d 685d 22/27 381d 62913ae96de7 ext4, jbd2: add an optimized bmap for the journal inode
INFO: rcu detected stall in ext4_file_write_iter (6) ext4 C error 8 438d 501d 22/27 381d d125d1349abe alarmtimer: Prevent starvation by small intervals and SIG_IGN
KASAN: use-after-free Read in ext4_find_extent (2) ext4 C error 2 415d 540d 22/27 381d 835659598c67 ext4: fix use-after-free read in ext4_find_extent for bigalloc + inline
INFO: task hung in find_inode_fast ext4 C error 28 383d 532d 22/27 381d 0f7bfd6f8164 ext4: fix task hung in ext4_xattr_delete_inode
possible deadlock in __jbd2_log_wait_for_space ext4 C error 34993 436d 685d 22/27 381d 62913ae96de7 ext4, jbd2: add an optimized bmap for the journal inode
WARNING: bad unlock balance in ext4_rename2 ext4 105 457d 475d 22/27 381d 70e42feab2e2 ext4: fix possible double unlock when moving a directory
general protection fault in ext4_fill_super (2) ext4 1 423d 423d 22/27 381d d5e72c4e3256 ext4: fix lost error code reporting in __ext4_fill_super()
KCSAN: data-race in strscpy / strscpy (3) ext4 mm 3 445d 429d 22/27 381d cf587db2ee02 kernel: Allow a kernel thread's name to be set in copy_process
WARNING in fscrypt_destroy_keyring fscrypt ext4 C 2 470d 468d 22/27 381d ccb820dc7d22 fscrypt: destroy keyring after security_sb_delete()
WARNING in print_tainted ext4 C 162 381d 552d 22/27 381d c6adf659a8ba can: isotp: check CAN address family in isotp_bind() 4f027cba8216 can: isotp: split tx timer into transmission and timeout
possible deadlock in jbd2_journal_lock_updates ext4 C error 83148 387d 685d 22/27 381d 62913ae96de7 ext4, jbd2: add an optimized bmap for the journal inode
UBSAN: shift-out-of-bounds in ext2_fill_super ext4 C 2265 381d 485d 22/27 381d 62aeb94433fc ext2: Check block size validity during mount
KMSAN: uninit-value in ext4_evict_inode ext4 2734 531d 585d 22/27 485d 7ea71af94eaa ext4: fix uninititialized value in 'ext4_evict_inode'
WARNING in ext4_da_release_space ext4 C error 9 497d 620d 22/27 485d 1b8f787ef547 ext4: fix warning in 'ext4_da_release_space'
memory leak in __insert_pending ext4 C 1 601d 597d 22/27 485d 1da18e38cb97 ext4: fix reserved cluster accounting in __es_remove_extent()
memory leak in crypto_create_tfm_node ext4 crypto C 3 615d 621d 22/27 485d ccd30a476f8e fscrypt: fix keyring memory leak on mount failure
WARNING in ext2_fill_super ext4 C 2 671d 667d 22/27 485d d766f2d1e3e3 ext2: Add sanity checks for group and filesystem size e7c7fbb9a857 ext2: Use kvmalloc() for group descriptor array
KMSAN: uninit-value in pagecache_write ext4 5 611d 594d 22/27 485d 956510c0c743 fs: ext4: initialize fsdata in pagecache_write()
kernel panic: corrupted stack end in dput (2) ext4 1 584d 584d 22/27 485d b81d591386c3 riscv: Increase stack size under KASAN
kernel panic: corrupted stack end in loop_workfn ext4 1 793d 793d 22/27 485d b81d591386c3 riscv: Increase stack size under KASAN
KASAN: use-after-free Read in jbd2_journal_wait_updates ext4 C error 143 822d 866d 22/27 485d cc16eecae687 jbd2: fix use-after-free of transaction_t race
general protection fault in ext4_fill_super ext4 C done 5 673d 888d 22/27 485d 7c268d4ce2d3 ext4: fix potential NULL pointer dereference in ext4_fill_super()
WARNING in ext4_expand_extra_isize_ea ext4 C error done 3 559d 571d 22/27 485d cc12a6f25e07 ext4: allocate extended attribute value in vmalloc area
kernel panic: corrupted stack end in ext4_file_mmap ext4 2 490d 635d 22/27 485d b81d591386c3 riscv: Increase stack size under KASAN
kernel BUG in ext4_mb_use_inode_pa ext4 C error done 2 628d 628d 22/27 485d 4bb26f2885ac ext4: avoid crash when inline data creation follows DIO write
INFO: task hung in __writeback_inodes_sb_nr (5) ext4 C done 48 491d 862d 22/27 485d 7d9b1b578d67 ip6mr: fix use-after-free in ip6mr_sk_done()
kernel panic: corrupted stack end in vfs_fallocate ext4 1 611d 607d 22/27 485d b81d591386c3 riscv: Increase stack size under KASAN
WARNING in ext2_get_group_desc ext4 1 707d 703d 22/27 485d fa78f3369372 ext2: Add more validity checks for inode counts
WARNING in ext4_xattr_block_set ext4 C error 57 491d 597d 22/27 485d fae381a3d79b ext4: init quota for 'old.inode' in 'ext4_rename'
kernel BUG in ext4_ind_remove_space ext4 C error done 10 810d 860d 22/27 485d 2da376228a24 ext4: limit length to bitmap_maxbytes - blocksize in punch_hole
kernel BUG in ext4_es_cache_extent ext4 C inconclusive 6 509d 868d 22/27 485d c878bea3c9d7 ext4: filter out EXT4_FC_REPLAY from on-disk superblock field s_state
kernel BUG at fs/ext4/inline.c:LINE! ext4 C done done 76 525d 1348d 22/27 485d 5c099c4fdc43 ext4: fix kernel BUG in 'ext4_write_inline_data_end()'
possible deadlock in start_this_handle (3) ext4 8 522d 710d 22/27 485d 68aaee147e59 mm: memcontrol: fix potential oom_lock recursion deadlock
general protection fault in __ext4_journal_get_write_access fuse ext4 C done done 7 1321d 1370d 22/27 585d 384d87ef2c95 block: Do not discard buffers under a mounted filesystem
KASAN: use-after-free Read in ext4_xattr_set_entry (4) ext4 C error done 21 853d 1240d 20/27 818d 6e47a3cc68fc ext4: get rid of super block and sbi from handle_mount_ops()
possible deadlock in dquot_commit ext4 C unreliable 41 929d 1229d 20/27 838d 4013d47a5307 ext4: make sure to reset inode lockdep class when quota enabling fails
INFO: task hung in ext4_put_super ext4 C inconclusive done 1 1103d 1133d 20/27 956d 618f003199c6 ext4: fix memory leak in ext4_fill_super
KASAN: slab-out-of-bounds Write in ext4_write_inline_data_end ext4 C done 1 1040d 1039d 20/27 956d a54c4613dac1 ext4: fix race writing to an inline_data file while its xattrs are changing
WARNING in ext4_xattr_set_entry ext4 C unreliable 7 1206d 1289d 20/27 956d 6b22489911b7 ext4: do not try to set xattr into ea_inode if value is empty
KCSAN: data-race in start_this_handle / start_this_handle ext4 54 1199d 1200d 20/27 956d 3b1833e92bab ext4: annotate data race in start_this_handle()
UBSAN: shift-out-of-bounds in ext4_mb_init ext4 C done 5 1227d 1238d 20/27 956d f91436d55a27 fs/ext4: fix integer overflow in s_log_groups_per_flex
possible deadlock in __loop_clr_fd (2) block ext4 C unreliable 6977 956d 1081d 20/27 956d 1c500ad70638 loop: reduce the loop_ctl_mutex scope
memory leak in new_inode ext4 C 5 1003d 1311d 20/27 956d a8867f4e3809 ext4: fix memory leak in ext4_mb_init_backend on error path.
memory leak in ext4_multi_mount_protect ext4 C 12 1100d 1277d 20/27 956d 618f003199c6 ext4: fix memory leak in ext4_fill_super
WARNING: ODEBUG bug in ext4_fill_super (3) ext4 C done 392 959d 1197d 20/27 956d 2a4ae3bcdf05 ext4: fix timer use-after-free on failed mount
memory leak in v2_read_file_info ext4 C 71 1220d 1279d 20/27 1171d a4db1072e1a3 quota: Fix memory leak when handling corrupted quota file
INFO: task can't die in io_sq_thread_finish ext4 syz 137 1182d 1214d 20/27 1171d eb85890b29e4 io_uring: ensure SQPOLL startup is triggered before error shutdown
UBSAN: array-index-out-of-bounds in dquot_resume ext4 C done 1 1295d 1294d 19/27 1201d e51d68e76d60 fs: quota: fix array-index-out-of-bounds bug by passing correct argument to vfs_cleanup_quota_inode()
general protection fault in ext4_commit_super ext4 C done 4 1280d 1279d 19/27 1201d c92dc856848f ext4: defer saving error info from atomic context
kernel BUG at fs/ext4/inode.c:LINE! ext4 C done 9 1271d 1396d 19/27 1201d 073861ed77b6 mm: fix VM_BUG_ON(PageTail) and BUG_ON(PageWriteback)
BUG: unable to handle kernel paging request in dqput ext4 C done 7 1296d 1366d 19/27 1201d 11c514a99bb9 quota: Sanity-check quota file headers on load
UBSAN: shift-out-of-bounds in ext4_fill_super ext4 C unreliable 88 1277d 1292d 19/27 1201d c9200760da8a ext4: check for invalid block size early when mounting a file system
BUG: sleeping function called from invalid context in ext4_superblock_csum_set ext4 2 1323d 1329d 15/27 1296d d196e229a80c Revert "ext4: fix superblock checksum calculation race"
INFO: task hung in pipe_release (2) ext4 syz done 3 1390d 1421d 15/27 1367d 7e24969022cb block: allow for_each_bvec to support zero len bvec
BUG: unable to handle kernel NULL pointer dereference in check_preemption_disabled (3) ext4 3 1467d 1467d 15/27 1437d 3021e69219e2 kcov: check kcov_softirq in kcov_remote_stop()
linux-next test error: BUG: using smp_processor_id() in preemptible [ADDR] code: syz-fuzzer/6792 ext4 1 1482d 1482d 15/27 1437d 811985365378 ext4: mballoc: Use this_cpu_read instead of this_cpu_ptr
BUG: unable to handle kernel NULL pointer dereference in create_empty_buffers ext4 1 1478d 1474d 15/27 1437d 3021e69219e2 kcov: check kcov_softirq in kcov_remote_stop()
bpf test error: BUG: using smp_processor_id() in preemptible code in ext4_mb_new_blocks ext4 48 1466d 1469d 15/27 1437d 811985365378 ext4: mballoc: Use this_cpu_read instead of this_cpu_ptr
BUG: unable to handle kernel NULL pointer dereference in __es_insert_extent ext4 1 1469d 1469d 15/27 1437d 3021e69219e2 kcov: check kcov_softirq in kcov_remote_stop()
bpf-next test error: BUG: using smp_processor_id() in preemptible code in ext4_mb_new_blocks ext4 90 1467d 1473d 15/27 1437d 811985365378 ext4: mballoc: Use this_cpu_read instead of this_cpu_ptr
upstream test error: BUG: using smp_processor_id() in preemptible code in ext4_map_blocks ext4 1 1471d 1471d 15/27 1437d 811985365378 ext4: mballoc: Use this_cpu_read instead of this_cpu_ptr
BUG: unable to handle kernel NULL pointer dereference in generic_perform_write (2) ext4 C done 3 1533d 1531d 15/27 1437d 829b37b8cddb ext4: avoid race conditions when remounting with options that change dax
BUG: unable to handle kernel NULL pointer dereference in __ext4_journal_start_sb ext4 1 1466d 1466d 15/27 1437d 3021e69219e2 kcov: check kcov_softirq in kcov_remote_stop()
possible deadlock in ext4_evict_inode ext4 syz error error 38 2078d 2117d 15/27 1493d e5bfad3d7acc smack: use GFP_NOFS while holding inode_smack::smk_lock
WARNING in ext4_write_inode ext4 13 1572d 1579d 15/27 1505d 10a98cb16d80 xfs: clear PF_MEMALLOC before exiting xfsaild thread
general protection fault in path_openat ext4 C done 7 1604d 1604d 15/27 1587d 6404674acd59 vfs: fix do_last() regression
KASAN: use-after-free Read in ext4_xattr_set_entry (2) ext4 C done 19 1651d 2060d 15/27 1591d 9803387c55f7 ext4: validate the debug_want_extra_isize mount option at parse time
general protection fault in ext4_writepages ext4 C done 18 1678d 1686d 15/27 1654d 4d06bfb97ecb ext4: Add error handling for io_end_vec struct allocation
KASAN: slab-out-of-bounds Write in __ext4_expand_extra_isize ext4 16 1777d 2120d 15/27 1654d 4ea99936a163 ext4: add more paranoia checking in ext4_expand_extra_isize handling
KASAN: use-after-free Write in __ext4_expand_extra_isize (2) ext4 14 1690d 1707d 15/27 1654d 4ea99936a163 ext4: add more paranoia checking in ext4_expand_extra_isize handling
BUG: unable to handle kernel paging request in __ext4_expand_extra_isize ext4 6 1727d 1707d 15/27 1654d 4ea99936a163 ext4: add more paranoia checking in ext4_expand_extra_isize handling
KASAN: use-after-free Read in ext4_data_block_valid ext4 108 1796d 2243d 13/27 1712d 7727ae52975d ext4: fix potential use after free after remounting with noblock_validity
KASAN: use-after-free Write in __ext4_expand_extra_isize ext4 C 95 1882d 2274d 12/27 1836d 7bc04c5c2cc4 ext4: fix use-after-free race with debug_want_extra_isize
KASAN: use-after-free Read in seq_escape ext4 1 2093d 2092d 11/27 2049d 33458eaba4df ext4: fix use-after-free race in ext4_remount()'s error path
KASAN: use-after-free Write in jbd2_log_do_checkpoint ext4 1 2111d 2106d 11/27 2049d ccd3c4373eac jbd2: fix use after free in jbd2_log_do_checkpoint()
INFO: task hung in ext4_fallocate ext4 C 1 2093d 2092d 11/27 2049d f18b2b83a727 ext4: fix argument checking in EXT4_IOC_MOVE_EXT
KASAN: stack-out-of-bounds Read in __schedule ext4 syz 4 2124d 2126d 10/27 2112d b845c898b2f1 bpf, sockmap: fix sock_hash_alloc and reject zero-sized keys
WARNING in up_write ext4 C 725 2226d 2273d 8/27 2118d d7d760efad70 locking/rwsem: Add a new RWSEM_ANONYMOUSLY_OWNED flag
KASAN: stack-out-of-bounds Read in ext4_symlink ext4 1 2170d 2169d 8/27 2147d 99ba2b5aba24 bpf: sockhash, disallow bpf_tcp_close and update in parallel
KASAN: stack-out-of-bounds Read in find_inode_nowait ext4 1 2176d 2176d 8/27 2147d 99ba2b5aba24 bpf: sockhash, disallow bpf_tcp_close and update in parallel
INFO: task hung in jbd2_journal_stop ext4 1 2271d 2271d 8/27 2176d ebec3f8f5271 n_tty: Access echo_* variables carefully.
KASAN: slab-out-of-bounds Read in __ext4_check_dir_entry ext4 C 18 2275d 2276d 5/27 2217d e40ff2138985 ext4: force revalidation of directory pointer after seekdir(2)
kernel BUG at fs/ext4/extents.c:LINE! ext4 C 1 2275d 2275d 5/27 2238d 349fa7d6e193 ext4: prevent right-shifting extents beyond EXT_MAX_BLOCKS
WARNING in ext4_superblock_csum_set ext4 C 1 2274d 2274d 5/27 2238d a45403b51582 ext4: always initialize the crc32c checksum driver
WARNING: suspicious RCU usage in crng_reseed ext4 39 2239d 2253d 5/27 2238d 6c1e851c4edc random: fix possible sleeping allocation from irq context