Control: tag -1 moreinfo On Thu, 2014-11-13 at 12:53 -0800, Nikolaus Rath wrote: > Package: src:linux > Version: 3.16.7-2 > Severity: normal > File: /boot/vmlinuz-3.16.0-4-amd64 > > Hello, > > When adding > > console=ttyS0,115200n8 console=tty0 no_console_suspend > > to the kernel command line, I'm getting the following kernel Oops during > boot (full quote in kernel.log below): > > [...] > [ 13.687971] 0000:07:01.0: ttyS0 at I/O 0xc050 (irq = 19, base_baud = 115200) is a 16550A > [ 13.687980] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) > [ 13.688130] BUG: unable to handle kernel paging request at ffffffff819419bf > [ 13.688299] IP: [<ffffffff819419bf>] serial8250_console_setup+0x0/0xaa > [ 13.688604] PGD 1816067 PUD 1817063 PMD 215f93063 PTE 8000000001941163 > [ 13.688911] Oops: 0011 [#1] SMP > [...] > > Please let me know if I can do something to debug this further. [...] The log didn't include the full oops message; please can you send that as I don't understand why anything would call this function at this point. (It is only meant to be called during kernel initialisation, before starting the init program. At this point the code has been freed, hence the page fault.) Ben. -- Ben Hutchings friends: People who know you well, but like you anyway.
Attachment:
signature.asc
Description: This is a digitally signed message part