Bug 191
| Summary: | Panic on shutdown | ||
|---|---|---|---|
| Product: | Platform Specific/Hardware | Reporter: | Martin J. Bligh (mbligh) |
| Component: | i386 | Assignee: | Andrew Morton (akpm) |
| Status: | REJECTED UNREPRODUCIBLE | ||
| Severity: | normal | CC: | bunk |
| Priority: | P2 | ||
| Hardware: | i386 | ||
| OS: | Linux | ||
| Kernel Version: | Subsystem: | ||
| Regression: | --- | Bisected commit-id: | |
Still happens on 2.5.53 Is this still happening? Probably, but I put in a sync as the first thing in the init scripts so that I don't have to deal with it anymore. Once I have my OLS paper finished (May 1st), I'll investigate more. Hi Martin, any news regarding this bug? |
Exact Kernel version: 2.5.52 Hardware Environment: NUMA-Q On shutdown, I seem to intermittently get the following panic: Saving random seed... done. Unmounting remote filesystems... Unable to handle kernel NULL pointer dereferenc e at virtual address 00000504 printing eip: c012e5d0 *pde = 00104001 *pte = 00000000 Oops: 0002 CPU: 15 EIP: 0060:[<c012e5d0>] Not tainted EFLAGS: 00010046 EIP is at __pdflush+0x30/0x1e8 eax: 00000000 ebx: ede14000 ecx: eeff2d64 edx: eeff2cc0 esi: c020bcf4 edi: eeff2fae ebp: ede15fd8 esp: ede15fc0 ds: 0068 es: 0068 ss: 0068 Process pdflush (pid: 4033, threadinfo=ede14000 task=eeff2cc0) Stack: c012e788 00000000 00000000 00000000 c012e793 ede15fd8 00000000 00000000 00000068 00000068 ffffffff c0106e7c c0106e81 00000000 00000000 00000000 Call Trace: [<c012e788>] pdflush+0x0/0x14 [<c012e793>] pdflush+0xb/0x14 [<c0106e7c>] kernel_thread_helper+0x0/0xc [<c0106e81>] kernel_thread_helper+0x5/0xc Code: f0 fe 88 04 05 00 00 0f 88 60 02 00 00 8b 03 c7 80 a0 05 00 <1>Unable to handle kernel NULL pointer dereference at virtual address 0000051c printing eip: c011c3e3 *pde = 2f664001 *pte = 00000000 Oops: 0000 CPU: 10 EIP: 0060:[<c011c3e3>] Not tainted EFLAGS: 00010286 EIP is at sys_wait4+0x23b/0x418 eax: 00000008 ebx: 00000000 ecx: 00000000 edx: 00000008 esi: eeff2cc0 edi: f018e0dc ebp: f0198000 esp: f0199f7c ds: 0068 es: 0068 ss: 0068 Process init (pid: 1, threadinfo=f0198000 task=f018e040) Stack: f0198000 00000000 bffff750 bffff714 f0198000 00000001 f018e040 00000000 f018e040 c0116d88 00000000 00000000 00000000 f018e040 c0116d88 f018e194 f018e194 c0108a27 ffffffff bffff750 00000001 00000000 bffff750 bffff714 Call Trace: [<c0116d88>] default_wake_function+0x0/0x34 [<c0116d88>] default_wake_function+0x0/0x34 [<c0108a27>] syscall_call+0x7/0xb Code: 83 b9 1c 05 00 00 00 74 2a 8b 54 24 4c 83 c2 04 19 c0 39 55 <0>Kernel panic: Attempted to kill init!