Public bug reported:
Only in natty, 2.6.37-9-server, newly introduced problem not in
2.6.37-8-server. Probably in generic too, though I haven't tested this.
In /var/log/messages during boot:
Dec 14 07:30:41 localhost kernel: [ 2.406335] ------------[ cut here
]------------
Dec 14 07:30:41 localhost kernel: [ 2.406341] WARNING: at
/build/buildd/linux-2.6.37/kernel/trace/ftrace.c:1014 ftrace_bug+0x289/0x2c0()
Dec 14 07:30:41 localhost kernel: [ 2.406343] Hardware name: EP45T-UD3P
Dec 14 07:30:41 localhost kernel: [ 2.406344] Modules linked in:
crc32c_intel(+) libcrc32c
Dec 14 07:30:41 localhost kernel: [ 2.406347] Pid: 147, comm: modprobe Not
tainted 2.6.37-9-server #22-Ubuntu
Dec 14 07:30:41 localhost kernel: [ 2.406348] Call Trace:
Dec 14 07:30:41 localhost kernel: [ 2.406353] [<ffffffff8106625f>]
warn_slowpath_common+0x7f/0xc0
Dec 14 07:30:41 localhost kernel: [ 2.406356] [<ffffffffa000a1d4>] ?
crc32c_intel_cra_init+0x4/0x14 [crc32c_intel]
Dec 14 07:30:41 localhost kernel: [ 2.406358] [<ffffffff810662ba>]
warn_slowpath_null+0x1a/0x20
Dec 14 07:30:41 localhost kernel: [ 2.406360] [<ffffffff810e1089>]
ftrace_bug+0x289/0x2c0
Dec 14 07:30:41 localhost kernel: [ 2.406363] [<ffffffffa000a1d4>] ?
crc32c_intel_cra_init+0x4/0x14 [crc32c_intel]
Dec 14 07:30:41 localhost kernel: [ 2.406365] [<ffffffff810e130a>]
ftrace_update_code+0x11a/0x150
Dec 14 07:30:41 localhost kernel: [ 2.406367] [<ffffffffa000a1d4>] ?
crc32c_intel_cra_init+0x4/0x14 [crc32c_intel]
Dec 14 07:30:41 localhost kernel: [ 2.406369] [<ffffffff810e1741>]
ftrace_process_locs+0x91/0xc0
Dec 14 07:30:41 localhost kernel: [ 2.406371] [<ffffffff810e3095>]
ftrace_module_notify+0x45/0x50
Dec 14 07:30:41 localhost kernel: [ 2.406374] [<ffffffff815d3dfd>]
notifier_call_chain+0x4d/0x70
Dec 14 07:30:41 localhost kernel: [ 2.406376] [<ffffffff8108dac8>]
__blocking_notifier_call_chain+0x58/0x80
Dec 14 07:30:41 localhost kernel: [ 2.406378] [<ffffffff8108db06>]
blocking_notifier_call_chain+0x16/0x20
Dec 14 07:30:41 localhost kernel: [ 2.406382] [<ffffffff810a4e27>]
sys_init_module+0x87/0x220
Dec 14 07:30:41 localhost kernel: [ 2.406384] [<ffffffff8100c082>]
system_call_fastpath+0x16/0x1b
Dec 14 07:30:41 localhost kernel: [ 2.406386] ---[ end trace
fe53bf35d3e75dd1 ]---
When manually modprobing:
r...@delan1:/# modprobe crc32c_intel
FATAL: Error inserting crc32c_intel
(/lib/modules/2.6.37-9-server/kernel/arch/x86/crypto/crc32c-intel.ko): No such
device
** Affects: ubuntu
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/690606
Title:
crc32c_intel fails to load in 2.6.37-9-server
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