Bug #1746

Panic: 'Fatal trap 12' page fault while in kernel mode

Added by vsrinivas about 5 years ago. Updated 5 months ago.

Status:FeedbackStart date:
Priority:NormalDue date:
Assignee:-% Done:

0%

Category:Kernel
Target version:4.2.x

Description

Hi,

Running stress2, syscall.cfg.

Fault trap 12: page fault while in kernel mode
fault virtual address = 0x5c
fault code = supervisor read, page not present
instruction pointer = 0x8:0xc0322dac
stack pointer = 0x10:0xc7cc5cb8
frame pointer = 0x10:0xc7cc5cc4
code segment = base 0x0, limit 0xfffff, type = 0x1b
= DPL 0, pres 1, def32 1, gran 1
processor eflags = interrupt enabled, IOPL = 0
current process = 33918 (syscall)
current thread = pri 6

kernel: type 12 trap, code = 0
Stopped at sys_caps_sys_wait+0x79: movl 0x5c(%ebx),%eax
db>

Core at http://acm.jhu.edu/~me/kern.n1.gz and
http://acm.jhu.edu/~me/vmcore.n1.gz

History

#1 Updated by tuxillo 5 months ago

  • Description updated (diff)
  • Category set to Kernel
  • Status changed from New to Feedback
  • Assignee deleted (0)
  • Target version set to 4.2.x

Hi Venk,

Can you please let us know the steps/configuration to reproduce this issue?

Best regards,
Antonio Huete

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