https://bugzilla.kernel.org/show_bug.cgi?id=18662 Summary: kondemand/1 stuck Product: Power Management Version: 2.5 Kernel Version: 2.6.18-194.11.1.el5PAE Platform: All OS/Version: Linux Tree: Mainline Status: NEW Severity: normal Priority: P1 Component: cpufreq AssignedTo: cpufreq@xxxxxxxxxxxxxxx ReportedBy: tcflorea@xxxxxxxxx Regression: No kondemand/1 consume 100% CPU usage and all processes on that CPU hangs. Below is a snapshot from /var/log/messages ---cut here--- Sep 16 10:04:15 robucws091x last message repeated 4 times Sep 16 10:48:08 robucws091x kernel: BUG: soft lockup - CPU#1 stuck for 10s! [kondemand/1:1962] Sep 16 10:48:08 robucws091x kernel: Sep 16 10:48:08 robucws091x kernel: Pid: 1962, comm: kondemand/1 Sep 16 10:48:08 robucws091x kernel: EIP: 0060:[<f89522f9>] CPU: 1 Sep 16 10:48:08 robucws091x kernel: EIP is at rtl8169_interrupt+0x216/0x236 [r8169] Sep 16 10:48:08 robucws091x kernel: EFLAGS: 00000206 Tainted: P (2.6.18-194.11.1.el5PAE #1) Sep 16 10:48:08 robucws091x kernel: EAX: 00000040 EBX: 00000040 ECX: c381ab58 EDX: f890803e Sep 16 10:48:08 robucws091x kernel: ESI: f74ed400 EDI: f74ed000 EBP: f8908000 DS: 007b ES: 007b Sep 16 10:48:08 robucws091x kernel: CR0: 8005003b CR2: 29aba114 CR3: 37970340 CR4: 000006f0 Sep 16 10:48:08 robucws091x kernel: [<c044cff5>] handle_IRQ_event+0x45/0x8c Sep 16 10:48:08 robucws091x kernel: [<c044d0c0>] __do_IRQ+0x84/0xd6 Sep 16 10:48:08 robucws091x kernel: [<c044d03c>] __do_IRQ+0x0/0xd6 Sep 16 10:48:08 robucws091x kernel: [<c040749e>] do_IRQ+0x99/0xc3 Sep 16 10:48:08 robucws091x kernel: [<c0405946>] common_interrupt+0x1a/0x20 Sep 16 10:48:08 robucws091x kernel: [<c042a7e7>] __do_softirq+0x57/0x114 Sep 16 10:48:08 robucws091x kernel: [<c04073bb>] do_softirq+0x52/0x9c Sep 16 10:48:08 robucws091x kernel: [<c04059d7>] apic_timer_interrupt+0x1f/0x24 Sep 16 10:48:08 robucws091x kernel: [<c05127f4>] acpi_os_write_port+0x1e/0x36 Sep 16 10:48:08 robucws091x kernel: [<f8bc4439>] acpi_cpufreq_target+0x202/0x2d2 [acpi_cpufreq] Sep 16 10:48:08 robucws091x kernel: [<c05b0002>] store_scaling_max_freq+0x3c/0x5a Sep 16 10:48:08 robucws091x kernel: [<f8bc4237>] acpi_cpufreq_target+0x0/0x2d2 [acpi_cpufreq] Sep 16 10:48:08 robucws091x kernel: [<c05b00c1>] __cpufreq_driver_target+0x47/0x53 Sep 16 10:48:08 robucws091x kernel: [<f8bc9546>] do_dbs_timer+0x244/0x2be [cpufreq_ondemand] Sep 16 10:48:08 robucws091x kernel: [<c04336e2>] run_workqueue+0x78/0xb5 Sep 16 10:48:08 robucws091x kernel: [<f8bc9302>] do_dbs_timer+0x0/0x2be [cpufreq_ondemand] Sep 16 10:48:08 robucws091x kernel: [<c0433f96>] worker_thread+0xd9/0x10b Sep 16 10:48:08 robucws091x kernel: [<c041fc47>] default_wake_function+0x0/0xc Sep 16 10:48:08 robucws091x kernel: [<c0433ebd>] worker_thread+0x0/0x10b Sep 16 10:48:08 robucws091x kernel: [<c04363af>] kthread+0xc0/0xed Sep 16 10:48:08 robucws091x kernel: [<c04362ef>] kthread+0x0/0xed Sep 16 10:48:08 robucws091x kernel: [<c0405c53>] kernel_thread_helper+0x7/0x10 Sep 16 10:48:08 robucws091x kernel: ======================= Sep 16 10:48:28 robucws091x kernel: BUG: soft lockup - CPU#1 stuck for 10s! [kondemand/1:1962] Sep 16 10:48:28 robucws091x kernel: Sep 16 10:48:28 robucws091x kernel: Pid: 1962, comm: kondemand/1 Sep 16 10:48:28 robucws091x kernel: EIP: 0060:[<f89522f9>] CPU: 1 Sep 16 10:48:28 robucws091x kernel: EIP is at rtl8169_interrupt+0x216/0x236 [r8169] Sep 16 10:48:28 robucws091x kernel: EFLAGS: 00000206 Tainted: P (2.6.18-194.11.1.el5PAE #1) Sep 16 10:48:28 robucws091x kernel: EAX: 00000040 EBX: 00000040 ECX: c381ab58 EDX: f890803e Sep 16 10:48:28 robucws091x kernel: ESI: f74ed400 EDI: f74ed000 EBP: f8908000 DS: 007b ES: 007b Sep 16 10:48:28 robucws091x kernel: CR0: 8005003b CR2: 29aba114 CR3: 37970340 CR4: 000006f0 Sep 16 10:48:28 robucws091x kernel: [<c044cff5>] handle_IRQ_event+0x45/0x8c Sep 16 10:48:28 robucws091x kernel: [<c044d0c0>] __do_IRQ+0x84/0xd6 Sep 16 10:48:28 robucws091x kernel: [<c044d03c>] __do_IRQ+0x0/0xd6 Sep 16 10:48:28 robucws091x kernel: [<c040749e>] do_IRQ+0x99/0xc3 Sep 16 10:48:28 robucws091x kernel: [<c0405946>] common_interrupt+0x1a/0x20 Sep 16 10:48:28 robucws091x kernel: [<c042a7e7>] __do_softirq+0x57/0x114 Sep 16 10:48:28 robucws091x kernel: [<c04073bb>] do_softirq+0x52/0x9c Sep 16 10:48:28 robucws091x kernel: [<c04059d7>] apic_timer_interrupt+0x1f/0x24 Sep 16 10:48:28 robucws091x kernel: [<c05127f4>] acpi_os_write_port+0x1e/0x36 Sep 16 10:48:28 robucws091x kernel: [<f8bc4439>] acpi_cpufreq_target+0x202/0x2d2 [acpi_cpufreq] Sep 16 10:48:28 robucws091x kernel: [<c05b0002>] store_scaling_max_freq+0x3c/0x5a Sep 16 10:48:28 robucws091x kernel: [<f8bc4237>] acpi_cpufreq_target+0x0/0x2d2 [acpi_cpufreq] Sep 16 10:48:28 robucws091x kernel: [<c05b00c1>] __cpufreq_driver_target+0x47/0x53 Sep 16 10:48:28 robucws091x kernel: [<f8bc9546>] do_dbs_timer+0x244/0x2be [cpufreq_ondemand] Sep 16 10:48:28 robucws091x kernel: [<c04336e2>] run_workqueue+0x78/0xb5 Sep 16 10:48:28 robucws091x kernel: [<f8bc9302>] do_dbs_timer+0x0/0x2be [cpufreq_ondemand] Sep 16 10:48:28 robucws091x kernel: [<c0433f96>] worker_thread+0xd9/0x10b Sep 16 10:48:28 robucws091x kernel: [<c041fc47>] default_wake_function+0x0/0xc Sep 16 10:48:28 robucws091x kernel: [<c0433ebd>] worker_thread+0x0/0x10b Sep 16 10:48:28 robucws091x kernel: [<c04363af>] kthread+0xc0/0xed Sep 16 10:48:28 robucws091x kernel: [<c04362ef>] kthread+0x0/0xed Sep 16 10:48:28 robucws091x kernel: [<c0405c53>] kernel_thread_helper+0x7/0x10 Sep 16 10:48:28 robucws091x kernel: ======================= Sep 16 10:48:48 robucws091x kernel: BUG: soft lockup - CPU#1 stuck for 10s! [kondemand/1:1962] Sep 16 10:48:48 robucws091x kernel: Sep 16 10:48:48 robucws091x kernel: Pid: 1962, comm: kondemand/1 Sep 16 10:48:48 robucws091x kernel: EIP: 0060:[<f89522f9>] CPU: 1 Sep 16 10:48:48 robucws091x kernel: EIP is at rtl8169_interrupt+0x216/0x236 [r8169] Sep 16 10:48:48 robucws091x kernel: EFLAGS: 00000206 Tainted: P (2.6.18-194.11.1.el5PAE #1) Sep 16 10:48:48 robucws091x kernel: EAX: 00000040 EBX: 00000040 ECX: c381ab58 EDX: f890803e Sep 16 10:48:48 robucws091x kernel: ESI: f74ed400 EDI: f74ed000 EBP: f8908000 DS: 007b ES: 007b Sep 16 10:48:48 robucws091x kernel: CR0: 8005003b CR2: 29aba114 CR3: 37970340 CR4: 000006f0 Sep 16 10:48:48 robucws091x kernel: [<c044cff5>] handle_IRQ_event+0x45/0x8c Sep 16 10:48:48 robucws091x kernel: [<c044d0c0>] __do_IRQ+0x84/0xd6 Sep 16 10:48:48 robucws091x kernel: [<c044d03c>] __do_IRQ+0x0/0xd6 Sep 16 10:48:48 robucws091x kernel: [<c040749e>] do_IRQ+0x99/0xc3 Sep 16 10:48:48 robucws091x kernel: [<c0405946>] common_interrupt+0x1a/0x20 Sep 16 10:48:48 robucws091x kernel: [<c042a7e7>] __do_softirq+0x57/0x114 Sep 16 10:48:48 robucws091x kernel: [<c04073bb>] do_softirq+0x52/0x9c Sep 16 10:48:48 robucws091x kernel: [<c04059d7>] apic_timer_interrupt+0x1f/0x24 Sep 16 10:48:48 robucws091x kernel: [<c05127f4>] acpi_os_write_port+0x1e/0x36 Sep 16 10:48:48 robucws091x kernel: [<f8bc4439>] acpi_cpufreq_target+0x202/0x2d2 [acpi_cpufreq] Sep 16 10:48:48 robucws091x kernel: [<c05b0002>] store_scaling_max_freq+0x3c/0x5a Sep 16 10:48:48 robucws091x kernel: [<f8bc4237>] acpi_cpufreq_target+0x0/0x2d2 [acpi_cpufreq] Sep 16 10:48:48 robucws091x kernel: [<c05b00c1>] __cpufreq_driver_target+0x47/0x53 Sep 16 10:48:48 robucws091x kernel: [<f8bc9546>] do_dbs_timer+0x244/0x2be [cpufreq_ondemand] Sep 16 10:48:48 robucws091x kernel: [<c04336e2>] run_workqueue+0x78/0xb5 Sep 16 10:48:48 robucws091x kernel: [<f8bc9302>] do_dbs_timer+0x0/0x2be [cpufreq_ondemand] Sep 16 10:48:48 robucws091x kernel: [<c0433f96>] worker_thread+0xd9/0x10b Sep 16 10:48:48 robucws091x kernel: [<c041fc47>] default_wake_function+0x0/0xc Sep 16 10:48:48 robucws091x kernel: [<c0433ebd>] worker_thread+0x0/0x10b Sep 16 10:48:48 robucws091x kernel: [<c04363af>] kthread+0xc0/0xed Sep 16 10:48:48 robucws091x kernel: [<c04362ef>] kthread+0x0/0xed Sep 16 10:48:48 robucws091x kernel: [<c0405c53>] kernel_thread_helper+0x7/0x10 Sep 16 10:48:48 robucws091x kernel: ======================= ---cut here--- -- Configure bugmail: https://bugzilla.kernel.org/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are the assignee for the bug. -- To unsubscribe from this list: send the line "unsubscribe cpufreq" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
