Re: 2.6.22-rc4-mm1 -- x86_64 ACPI panic

[Andy Whitcroft <apw@shadowen.org>]

Getting this on a bigger x86_64 (bl6-13):

Unable to handle kernel NULL pointer dereference at 0000000000000000 RIP:
 [<ffffffff8037898b>] acpi_processor_throttling_seq_show+0xa7/0xd6
PGD 2d77067 PUD 34c3067 PMD 0
Oops: 0000 [1] SMP
CPU 3
Modules linked in: video output button battery asus_acpi ac lp
parport_pc parport floppy nvram amd_rng rng_core i2c_amd756 i2c_core
Pid: 1634, comm: head Not tainted 2.6.22-rc4-mm1-autokern1 #1
RIP: 0010:[<ffffffff8037898b>]  [<ffffffff8037898b>]
acpi_processor_throttling_seq_show+0xa7/0xd6
RSP: 0018:ffff810003c9de48  EFLAGS: 00010246
RAX: 0000000000000020 RBX: ffff8100029e7800 RCX: 0000000000000000
RDX: 000000000000002a RSI: ffffffff805993e4 RDI: ffff810002d714c0
RBP: ffff810002d714c0 R08: ffff810003f82051 R09: ffff810002d714c0
R10: ffffffffffffffff R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 00007fff64fd2b90
FS:  00002b3545aec6f0(0000) GS:ffff810001683a40(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
CR2: 0000000000000000 CR3: 0000000003966000 CR4: 00000000000006e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Process head (pid: 1634, threadinfo ffff810003c9c000, task ffff810001c8c810)
Stack:  00000000000000d0 ffff810002d714c0 0000000000000001 0000000000000001
 0000000000002000 ffffffff802ab6eb ffff810003c9df50 ffff810002915d00
 ffff810002d714f0 ffff810002fa2000 0000000000000000 fffffffffffffffb
Call Trace:
 [<ffffffff802ab6eb>] seq_read+0x105/0x28e
 [<ffffffff802ab5e6>] seq_read+0x0/0x28e
 [<ffffffff802cd085>] proc_reg_read+0x80/0x9a
 [<ffffffff802925a7>] vfs_read+0xcb/0x153
 [<ffffffff80292943>] sys_read+0x45/0x6e
 [<ffffffff8020bc5e>] system_call+0x7e/0x83


Code: 45 8b 44 0d 00 44 89 e1 0f 45 d0 31 c0 49 ff c4 49 83 c5 28
RIP  [<ffffffff8037898b>] acpi_processor_throttling_seq_show+0xa7/0xd6
 RSP <ffff810003c9de48>
CR2: 0000000000000000
FATAL: Error inserting acpi_cpufreq
(/lib/modules/2.6.22-rc4-mm1-autokern1/kernel/arch/x86_64/kernel/cpufreq/acpi-cpufreq.ko):
No such device
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