[Xen-devel] Linux 2.6.33 crashes on boot as Xen PV domU

[Pasi Kärkkäinen <pasik@xxxxxx>]

Hello,

I just built and tried to boot upstream kernel.org Linux 2.6.33 kernel
as Xen PV domU, but that doesn't get very far:

http://pasik.reaktio.net/xen/debug/bootlog-linux-2.6.33-xen-pv-domu-x86_64-crash.txt


Freeing unused kernel memory: 1544k freed
Write protecting the kernel read-only data: 10240k
Freeing unused kernel memory: 1764k freed
BUG: unable to handle kernel paging request at ffff880001447000
IP: [<ffffffff8102e9f2>] free_init_pages+0xb2/0xdb
PGD 1a3c067 PUD 1a40067 PMD 138d5067 PTE 10000001447025
Oops: 0003 [#1] SMP 
last sysfs file: 
CPU 3 
Pid: 1, comm: swapper Not tainted 2.6.33 #1 /
RIP: e030:[<ffffffff8102e9f2>]  [<ffffffff8102e9f2>] free_init_pages+0xb2/0xdb
RSP: e02b:ffff88007dfdbe60  EFLAGS: 00010286
RAX: 00000000cccccccc RBX: ffff880001600000 RCX: 0000000000000400
RDX: ffff880001447000 RSI: 0000000000000000 RDI: ffff880001447000
RBP: ffff88007dfdbe90 R08: 0000000000000000 R09: ffff88007fc04000
R10: ffff88007fc04000 R11: 0000000000100000 R12: ffff880001447000
R13: 0000000000000400 R14: ffffea0000000000 R15: 00000000cccccccc
FS:  0000000000000000(0000) GS:ffff8800139d6000(0000) knlGS:0000000000000000
CS:  e033 DS: 0000 ES: 0000 CR0: 000000008005003b
CR2: ffff880001447000 CR3: 0000000001a3b000 CR4: 0000000000002620
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000000
Process swapper (pid: 1, threadinfo ffff88007dfda000, task ffff88007dfe0000)
Stack:
 0000000000000000 ffff880000000000 6db6db6db6db6db7 ffffffff81a00000
<0> 0000000000a00000 0000000000000000 ffff88007dfdbec0 ffffffff8102ed73
<0> ffffffff81c6aa38 ffffffff81aefdf0 0000000000000100 0000000000000100
Call Trace:
 [<ffffffff8102ed73>] mark_rodata_ro+0xea/0x151
 [<ffffffff810021b9>] init_post+0x30/0x113
 [<ffffffff81b0f715>] kernel_init+0x1c3/0x1d2
 [<ffffffff8100aa64>] kernel_thread_helper+0x4/0x10
 [<ffffffff81009e91>] ? int_ret_from_sys_call+0x7/0x1b
 [<ffffffff8143ae1d>] ? retint_restore_args+0x5/0x6
 [<ffffffff8100aa60>] ? kernel_thread_helper+0x0/0x10
Code: cd 47 00 00 48 c1 e8 0c 4c 89 e2 4c 89 e9 48 6b c0 38 48 81 e2 00 f0 ff 
ff 31 f6 48 89 d7 4c 01 f0 c7 40 08 01 00 00 00 44 89 f8 <f3> ab 4c 89 e7 49 81 
c4 00 10 00 00 e8 bc ca 09 00 48 ff 05 16 
RIP  [<ffffffff8102e9f2>] free_init_pages+0xb2/0xdb
 RSP <ffff88007dfdbe60>
CR2: ffff880001447000
---[ end trace 6e676731d52211fa ]---
Kernel panic - not syncing: Attempted to kill init!
Pid: 1, comm: swapper Tainted: G      D    2.6.33 #1
Call Trace:
 [<ffffffff81438663>] panic+0x7a/0x13d
 [<ffffffff81057609>] ? exit_ptrace+0xa1/0x121
 [<ffffffff8105074d>] do_exit+0x7a/0x6f3
 [<ffffffff8104d15d>] ? spin_unlock_irqrestore+0xe/0x10
 [<ffffffff8104dd76>] ? kmsg_dump+0x12b/0x145
 [<ffffffff8143bc31>] oops_end+0xbf/0xc7
 [<ffffffff8102f901>] no_context+0x1fc/0x20b
 [<ffffffff8102fa94>] __bad_area_nosemaphore+0x184/0x1a7
 [<ffffffff81004399>] ? __raw_callee_save_xen_pmd_val+0x11/0x1e
 [<ffffffff8102faca>] bad_area_nosemaphore+0x13/0x15
 [<ffffffff8143d663>] do_page_fault+0x14f/0x2a0
 [<ffffffff8143b0b5>] page_fault+0x25/0x30
 [<ffffffff8102e9f2>] ? free_init_pages+0xb2/0xdb
 [<ffffffff8102ed73>] mark_rodata_ro+0xea/0x151
 [<ffffffff810021b9>] init_post+0x30/0x113
 [<ffffffff81b0f715>] kernel_init+0x1c3/0x1d2
 [<ffffffff8100aa64>] kernel_thread_helper+0x4/0x10
 [<ffffffff81009e91>] ? int_ret_from_sys_call+0x7/0x1b
 [<ffffffff8143ae1d>] ? retint_restore_args+0x5/0x6
 [<ffffffff8100aa60>] ? kernel_thread_helper+0x0/0x10

-- Pasi


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