[<0>] devkmsg_read+0x1ae/0x220
[<0>] vfs_read+0xf2/0x380
[<0>] ksys_read+0x6b/0xf0
[<0>] do_syscall_64+0x85/0x180
[<0>] entry_SYSCALL_64_after_hwframe+0x76/0x7e
