TITLE: INFO: Allocated in fasync_helper age=1 cpu=1 pid=6024 CORRUPTED: Y ** 4491 printk messages dropped ** [ 50.750742] INFO: Allocated in fasync_helper+0x29/0x90 age=1 cpu=1 pid=6024 ** 4370 printk messages dropped ** [ 50.761001] [] native_queued_spin_lock_slowpath+0x5ad/0x660 ** 4510 printk messages dropped ** [ 50.771609] ^ ** 2979 printk messages dropped ** [ 50.778606] SyS_fcntl+0x5be/0xc70 ** 2785 printk messages dropped ** [ 50.785208] [] ? rw_verify_area+0xbb/0x2c0 ** 3833 printk messages dropped ** [ 50.794205] run_ksoftirqd+0x20/0x60 ** 2941 printk messages dropped ** [ 50.801153] ffff8801d3701280: fc fc fc fc fc fc fc fc fb fb fb fb fb fb fb fb ** 4449 printk messages dropped ** [ 50.811647] [] print_trailer+0x114/0x1a0 ** 3718 printk messages dropped ** [ 50.820379] 0000000000000000 3fe20028167234bc ffff8800b43179b0 ffffffff81cc9b0f ** 4495 printk messages dropped ** [ 50.830930] [] do_raw_write_lock+0xc7/0x1d0 ** 3816 printk messages dropped ** [ 50.839887] [] SyS_read+0xd3/0x1c0 ** 3497 printk messages dropped ** [ 50.848107] [] ? lockdep_sys_exit_thunk+0x12/0x14 ** 4057 printk messages dropped ** [ 50.857615] run_ksoftirqd+0x20/0x60 ** 2855 printk messages dropped ** [ 50.864318] [] SyS_read+0xd3/0x1c0 ** 3490 printk messages dropped ** [ 50.872518] [] ? fsnotify+0xe40/0xe40 ** 3600 printk messages dropped ** [ 50.880974] SyS_fcntl+0x5be/0xc70 ** 2788 printk messages dropped ** [ 50.887536] [] ? do_sendfile+0xf40/0xf40 ** 3713 printk messages dropped ** [ 50.896250] [] ? debug_check_no_locks_freed+0x2c0/0x2c0 ** 4253 printk messages dropped ** [ 50.906245] [] ? do_futex+0xb2f/0x18a0 ** 3636 printk messages dropped ** [ 50.914820] [] kasan_report.part.2+0x227/0x530 ** 3921 printk messages dropped ** [ 50.924057] SyS_fcntl+0x5be/0xc70 ** 2782 printk messages dropped ** [ 50.930621] [] ? fsnotify+0xe40/0xe40 ** 3601 printk messages dropped ** [ 50.939092] entry_SYSCALL_64_fastpath+0x16/0x76 ** 3340 printk messages dropped ** [ 50.946939] fasync_helper+0x29/0x90 ** 2885 printk messages dropped ** [ 50.953668] __slab_alloc.isra.74.constprop.77+0x50/0xa0 ** 3601 printk messages dropped ** [ 50.962045] Call Trace: ** 2379 printk messages dropped ** [ 50.967648] [] ? rw_verify_area+0xbb/0x2c0 ** 3792 printk messages dropped ** [ 50.976556] [] ? debug_check_no_locks_freed+0x2c0/0x2c0 ** 4256 printk messages dropped ** [ 50.986544] [] ? __might_fault+0xf1/0x1b0 ** 3734 printk messages dropped ** [ 50.995348] [] entry_SYSCALL_64_fastpath+0x16/0x76 ** 4077 printk messages dropped ** [ 51.004950] [] object_err+0x2f/0x40