[REGRESSION 2.6.35+] another smp_processor_id bug

[REGRESSION 2.6.35+] another smp_processor_id bug

[Maxim Levitsky]

Hi,

I am getting a bunch of these on suspend/resume.

[  345.254162] BUG: using smp_processor_id() in preemptible [00000000] code: pm-hibernate/2933
[  345.254294] caller is touch_nmi_watchdog+0x15/0x30
[  345.254310] Pid: 2933, comm: pm-hibernate Tainted: P            2.6.35-rc0+ #108
[  345.254330] Call Trace:
[  345.254344]  [<ffffffff811ddcd2>] debug_smp_processor_id+0xd2/0xf0
[  345.254364]  [<ffffffff81095955>] touch_nmi_watchdog+0x15/0x30
[  345.254384]  [<ffffffff8121332d>] acpi_os_stall+0x34/0x41
[  345.254403]  [<ffffffff8122a546>] acpi_ex_system_do_stall+0x34/0x38
[  345.254423]  [<ffffffff81229999>] acpi_ex_opcode_1A_0T_0R+0x6d/0xa1
[  345.254444]  [<ffffffff8121f0d3>] acpi_ds_exec_end_op+0xef/0x570
[  345.254465]  [<ffffffff812364cd>] acpi_ps_parse_loop+0x8b2/0xa69
[  345.254487]  [<ffffffff81235469>] acpi_ps_parse_aml+0x10a/0x3c1
[  345.254508]  [<ffffffff81236e09>] acpi_ps_execute_method+0x213/0x322
[  345.254530]  [<ffffffff81230ea0>] acpi_ns_evaluate+0x18c/0x2c9
[  345.254550]  [<ffffffff8123073c>] acpi_evaluate_object+0x1ad/0x2f1
[  345.254571]  [<ffffffff8122ecd6>] ? acpi_get_sleep_type_data+0x212/0x22c
[  345.254594]  [<ffffffff8122e6bf>] acpi_enter_sleep_state_prep+0x61/0xe4
[  345.254616]  [<ffffffff812145c6>] acpi_sleep_prepare+0x4a/0x51
[  345.254636]  [<ffffffff81214629>] __acpi_pm_prepare+0x13/0x2e
[  345.254655]  [<ffffffff812147cf>] acpi_pm_prepare+0xe/0x1f
[  345.254675]  [<ffffffff812147ed>] acpi_hibernation_pre_snapshot+0xd/0x1e
[  345.254696]  [<ffffffff810808b7>] hibernation_snapshot+0x187/0x250
[  345.254717]  [<ffffffff81080a54>] hibernate+0xd4/0x220
[  345.254734]  [<ffffffff8107f30c>] state_store+0xec/0x100
[  345.254754]  [<ffffffff811cf577>] kobj_attr_store+0x17/0x20
[  345.254772]  [<ffffffff81148a52>] sysfs_write_file+0xf2/0x170
[  345.254793]  [<ffffffff810debb8>] vfs_write+0xc8/0x190
[  345.254811]  [<ffffffff810ded5c>] sys_write+0x4c/0x80
[  345.254830]  [<ffffffff81002deb>] system_call_fastpath+0x16/0x1b
[  345.254849] BUG: using smp_processor_id() in preemptible [00000000] code: pm-hibernate/2933
[  345.254980] caller is touch_softlockup_watchdog+0x15/0x30
[  345.254997] Pid: 2933, comm: pm-hibernate Tainted: P            2.6.35-rc0+ #108
[  345.255017] Call Trace:
[  345.255030]  [<ffffffff811ddcd2>] debug_smp_processor_id+0xd2/0xf0
[  345.255052]  [<ffffffff81095925>] touch_softlockup_watchdog+0x15/0x30
[  345.255074]  [<ffffffff81095968>] touch_nmi_watchdog+0x28/0x30
[  345.255095]  [<ffffffff8121332d>] acpi_os_stall+0x34/0x41
[  345.255114]  [<ffffffff8122a546>] acpi_ex_system_do_stall+0x34/0x38
[  345.255135]  [<ffffffff81229999>] acpi_ex_opcode_1A_0T_0R+0x6d/0xa1
[  345.255157]  [<ffffffff8121f0d3>] acpi_ds_exec_end_op+0xef/0x570
[  345.255180]  [<ffffffff812364cd>] acpi_ps_parse_loop+0x8b2/0xa69
[  345.255202]  [<ffffffff81235469>] acpi_ps_parse_aml+0x10a/0x3c1
[  345.255225]  [<ffffffff81236e09>] acpi_ps_execute_method+0x213/0x322
[  345.255247]  [<ffffffff81230ea0>] acpi_ns_evaluate+0x18c/0x2c9
[  345.255268]  [<ffffffff8123073c>] acpi_evaluate_object+0x1ad/0x2f1
[  345.255290]  [<ffffffff8122ecd6>] ? acpi_get_sleep_type_data+0x212/0x22c
[  345.255314]  [<ffffffff8122e6bf>] acpi_enter_sleep_state_prep+0x61/0xe4
[  345.255337]  [<ffffffff812145c6>] acpi_sleep_prepare+0x4a/0x51
[  345.255358]  [<ffffffff81214629>] __acpi_pm_prepare+0x13/0x2e
[  345.255379]  [<ffffffff812147cf>] acpi_pm_prepare+0xe/0x1f
[  345.255399]  [<ffffffff812147ed>] acpi_hibernation_pre_snapshot+0xd/0x1e
[  345.255422]  [<ffffffff810808b7>] hibernation_snapshot+0x187/0x250
[  345.255443]  [<ffffffff81080a54>] hibernate+0xd4/0x220
[  345.255461]  [<ffffffff8107f30c>] state_store+0xec/0x100
[  345.255481]  [<ffffffff811cf577>] kobj_attr_store+0x17/0x20
[  345.255501]  [<ffffffff81148a52>] sysfs_write_file+0xf2/0x170
[  345.255523]  [<ffffffff810debb8>] vfs_write+0xc8/0x190
[  345.255542]  [<ffffffff810ded5c>] sys_write+0x4c/0x80
[  345.255561]  [<ffffffff81002deb>] system_call_fastpath+0x16/0x1b


Best regards,
	Maxim Levitsky