On 05/02/2018 08:20 PM, Huaitong Han wrote: > > kernel: swap_free: Bad swap file entry 1000000000103256 > kernel: BUG: Bad page map in process in:imjournal pte:8192b1000 pmd:3ff9324067 > kernel: addr:00007f920adc5000 vm_flags:080000d1 anon_vma: > (null) mapping:ffff883fe5284960 index:3f8 > kernel: vma->vm_ops->fault: shmem_fault+0x0/0x1d0 > kernel: vma->vm_file->f_op->mmap: shmem_mmap+0x0/0x30 > kernel: CPU: 5 PID: 9166 Comm: in:imjournal Tainted: G W OE > K------------ 3.10.0-514.16.1.el7.x86_64 #1 This looks like an entirely different signature. There are lots of bits set in the bad swap entry instead of a single one. It's also a vintage RHEL kernel, not mainline.