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List: linux-omap
Subject: Re: Soft lockups with 2.6.29-rc3 when using ASoC?
From: Steve Sakoman <sakoman () gmail ! com>
Date: 2009-01-31 16:06:18
Message-ID: 5e088bd90901310806u2bfb914bq40d5b150823aa613 () mail ! gmail ! com
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On Sat, Jan 31, 2009 at 6:51 AM, Steve Sakoman <sakoman@gmail.com> wrote:
> I did a quick test of 2.6.29-rc3. Things looked pretty good till I
> tried mplayer.
I neglected to mention that this test was done on an Overo system.
Steve
> There was a one minute hang (no sound), then a set of soft lockup messages:
>
> Starting playback...
> BUG: soft lockup - CPU#0 stuck for 61s! [mplayer:1892]
> Modules linked in: ipv6 uvcvideo rtl8187 eeprom_93cx6 videodev v4l1_compat
>
> Pid: 1892, comm: mplayer
> CPU: 0 Not tainted (2.6.29-rc3-omap1 #1)
> PC is at handle_IRQ_event+0x28/0x74
> LR is at handle_level_irq+0xd4/0xf0
> pc : [<c0138bf0>] lr : [<c013a52c>] psr: 40000113
> sp : cf2c1d90 ip : cf2c1db0 fp : cf2c1dac
> r10: 0000000a r9 : 00000014 r8 : 00000000
> r7 : 0000003f r6 : 00000000 r5 : 0000003f r4 : cfbe2e00
> r3 : 00000000 r2 : c053d65c r1 : cfbe2e00 r0 : 0000003f
> Flags: nZcv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user
> Control: 10c5387d Table: 8e3f0019 DAC: 00000015
> [<c00f0d74>] (show_regs+0x0/0x50) from [<c01386d8>]
> (softlockup_tick+0x100/0x140)
> r5:0000008d r4:00000050
> [<c01385d8>] (softlockup_tick+0x0/0x140) from [<c0119800>]
> (run_local_timers+0x1c/0x20)
> [<c01197e4>] (run_local_timers+0x0/0x20) from [<c0119c28>]
> (update_process_times+0x30/0x60)
> [<c0119bf8>] (update_process_times+0x0/0x60) from [<c012dc5c>]
> (tick_sched_timer+0x8c/0xc8)
> r5:cf2c1d48 r4:c0543ec8
> [<c012dbd0>] (tick_sched_timer+0x0/0xc8) from [<c0126764>]
> (__run_hrtimer+0x74/0xb8)
> r7:7fffffff r6:ffffffff r5:c0513a90 r4:c0543ec8
> [<c01266f0>] (__run_hrtimer+0x0/0xb8) from [<c01270ec>]
> (hrtimer_interrupt+0xf0/0x154)
> r5:00000086 r4:333ae255
> [<c0126ffc>] (hrtimer_interrupt+0x0/0x154) from [<c00f97bc>]
> (omap2_gp_timer_interrupt+0x28/0x34)
> r8:00000000 r7:00000025 r6:00000000 r5:00000000 r4:c050b300
> [<c00f9794>] (omap2_gp_timer_interrupt+0x0/0x34) from [<c0138c04>]
> (handle_IRQ_event+0x3c/0x74)
> [<c0138bc8>] (handle_IRQ_event+0x0/0x74) from [<c013a52c>]
> (handle_level_irq+0xd4/0xf0)
> r7:0000003f r6:00000000 r5:00000025 r4:c0514a5c
> [<c013a458>] (handle_level_irq+0x0/0xf0) from [<c00ef058>]
> (__exception_text_start+0x58/0x70)
> r5:cf2c1de0 r4:00000025
> [<c00ef000>] (__exception_text_start+0x0/0x70) from [<c00ef9b0>]
> (__irq_svc+0x30/0x80)
> Exception stack(0xcf2c1d48 to 0xcf2c1d90)
> 1d40: 0000003f cfbe2e00 c053d65c 00000000 cfbe2e00 0000003f
> 1d60: 00000000 0000003f 00000000 00000014 0000000a cf2c1dac cf2c1db0 cf2c1d90
> 1d80: c013a52c c0138bf0 40000113 ffffffff
> r5:d8200000 r4:ffffffff
> [<c0138bc8>] (handle_IRQ_event+0x0/0x74) from [<c013a52c>]
> (handle_level_irq+0xd4/0xf0)
> r7:0000005c r6:00000000 r5:0000003f r4:c0515074
> [<c013a458>] (handle_level_irq+0x0/0xf0) from [<c00ef058>]
> (__exception_text_start+0x58/0x70)
> r5:cf2c1e78 r4:0000003f
> [<c00ef000>] (__exception_text_start+0x0/0x70) from [<c00ef9b0>]
> (__irq_svc+0x30/0x80)
> Exception stack(0xcf2c1de0 to 0xcf2c1e28)
> 1de0: 0000005c cf9c3540 c053d6d0 00000000 cf9c3540 0000005c 00000000 0000005c
> 1e00: 00000000 00000014 0000000a cf2c1e44 cf2c1e48 cf2c1e28 c013a52c c0138bf0
> 1e20: 40000113 ffffffff
> r5:d8200000 r4:ffffffff
> [<c0138bc8>] (handle_IRQ_event+0x0/0x74) from [<c013a52c>]
> (handle_level_irq+0xd4/0xf0)
> r7:00000002 r6:cf9ce800 r5:0000005c r4:c0515740
> [<c013a458>] (handle_level_irq+0x0/0xf0) from [<c00ef058>]
> (__exception_text_start+0x58/0x70)
> r5:cf2c1f18 r4:0000005c
> [<c00ef000>] (__exception_text_start+0x0/0x70) from [<c00ef9b0>]
> (__irq_svc+0x30/0x80)
> Exception stack(0xcf2c1e78 to 0xcf2c1ec0)
> 1e60: 80000000 cf2c0000
> 1e80: 00000000 c05427a0 0000003f cf2c0000 cf9ce800 00000002 00000000 00000014
> 1ea0: 0000000a cf2c1eec cf2c1ef0 cf2c1ec0 c0115970 c01156ac 20000113 ffffffff
> r5:d8200000 r4:ffffffff
> [<c0115664>] (__do_softirq+0x0/0xf4) from [<c0115970>] (irq_exit+0x48/0x90)
> [<c0115928>] (irq_exit+0x0/0x90) from [<c00ef05c>]
> (__exception_text_start+0x5c/0x70)
> [<c00ef000>] (__exception_text_start+0x0/0x70) from [<c00ef9b0>]
> (__irq_svc+0x30/0x80)
> Exception stack(0xcf2c1f18 to 0xcf2c1f60)
> 1f00: c053d100 00000002
> 1f20: cf2c0000 ce38c80c cf9e2400 00000002 cf9ce800 cf9e2400 38a39d7b 00000014
> 1f40: cf9cea70 cf2c1f74 ce38c7e0 cf2c1f60 c040408c c010c76c a0000113 ffffffff
> r5:d8200000 r4:ffffffff
> [<c010c73c>] (finish_task_switch+0x0/0x84) from [<c040408c>]
> (schedule+0x3e0/0x41c)
> r5:ce38c7e0 r4:00000000
> [<c0403cac>] (schedule+0x0/0x41c) from [<c00efe54>] (ret_slow_syscall+0x0/0x10)
> BUG: soft lockup - CPU#0 stuck for 61s! [mplayer:1892]
> Modules linked in: ipv6 uvcvideo rtl8187 eeprom_93cx6 videodev v4l1_compat
>
> Pid: 1892, comm: mplayer
> CPU: 0 Not tainted (2.6.29-rc3-omap1 #1)
> PC is at handle_IRQ_event+0x28/0x74
> LR is at handle_level_irq+0xd4/0xf0
> pc : [<c0138bf0>] lr : [<c013a52c>] psr: 40000113
> sp : cf2c1d90 ip : cf2c1db0 fp : cf2c1dac
> r10: 0000000a r9 : 00000014 r8 : 00000000
> r7 : 0000003f r6 : 00000000 r5 : 0000003f r4 : cfbe2e00
> r3 : 00000000 r2 : c053d65c r1 : cfbe2e00 r0 : 0000003f
> Flags: nZcv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user
> Control: 10c5387d Table: 8e3f0019 DAC: 00000015
> [<c00f0d74>] (show_regs+0x0/0x50) from [<c01386d8>]
> (softlockup_tick+0x100/0x140)
> r5:000000ca r4:0000008d
> [<c01385d8>] (softlockup_tick+0x0/0x140) from [<c0119800>]
> (run_local_timers+0x1c/0x20)
> [<c01197e4>] (run_local_timers+0x0/0x20) from [<c0119c28>]
> (update_process_times+0x30/0x60)
> [<c0119bf8>] (update_process_times+0x0/0x60) from [<c012dc5c>]
> (tick_sched_timer+0x8c/0xc8)
> r5:cf2c1d48 r4:c0543ec8
> [<c012dbd0>] (tick_sched_timer+0x0/0xc8) from [<c0126764>]
> (__run_hrtimer+0x74/0xb8)
> r7:7fffffff r6:ffffffff r5:c0513a90 r4:c0543ec8
> [<c01266f0>] (__run_hrtimer+0x0/0xb8) from [<c01270ec>]
> (hrtimer_interrupt+0xf0/0x154)
> r5:000000c8 r4:14f647c2
> [<c0126ffc>] (hrtimer_interrupt+0x0/0x154) from [<c00f97bc>]
> (omap2_gp_timer_interrupt+0x28/0x34)
> r8:00000000 r7:00000025 r6:00000000 r5:00000000 r4:c050b300
> [<c00f9794>] (omap2_gp_timer_interrupt+0x0/0x34) from [<c0138c04>]
> (handle_IRQ_event+0x3c/0x74)
> [<c0138bc8>] (handle_IRQ_event+0x0/0x74) from [<c013a52c>]
> (handle_level_irq+0xd4/0xf0)
> r7:0000003f r6:00000000 r5:00000025 r4:c0514a5c
> [<c013a458>] (handle_level_irq+0x0/0xf0) from [<c00ef058>]
> (__exception_text_start+0x58/0x70)
> r5:cf2c1de0 r4:00000025
> [<c00ef000>] (__exception_text_start+0x0/0x70) from [<c00ef9b0>]
> (__irq_svc+0x30/0x80)
> Exception stack(0xcf2c1d48 to 0xcf2c1d90)
> 1d40: 0000003f cfbe2e00 c053d65c 00000000 cfbe2e00 0000003f
> 1d60: 00000000 0000003f 00000000 00000014 0000000a cf2c1dac cf2c1db0 cf2c1d90
> 1d80: c013a52c c0138bf0 40000113 ffffffff
> r5:d8200000 r4:ffffffff
> [<c0138bc8>] (handle_IRQ_event+0x0/0x74) from [<c013a52c>]
> (handle_level_irq+0xd4/0xf0)
> r7:0000005c r6:00000000 r5:0000003f r4:c0515074
> [<c013a458>] (handle_level_irq+0x0/0xf0) from [<c00ef058>]
> (__exception_text_start+0x58/0x70)
> r5:cf2c1e78 r4:0000003f
> [<c00ef000>] (__exception_text_start+0x0/0x70) from [<c00ef9b0>]
> (__irq_svc+0x30/0x80)
> Exception stack(0xcf2c1de0 to 0xcf2c1e28)
> 1de0: 0000005c cf9c3540 c053d6d0 00000000 cf9c3540 0000005c 00000000 0000005c
> 1e00: 00000000 00000014 0000000a cf2c1e44 cf2c1e48 cf2c1e28 c013a52c c0138bf0
> 1e20: 40000113 ffffffff
> r5:d8200000 r4:ffffffff
> [<c0138bc8>] (handle_IRQ_event+0x0/0x74) from [<c013a52c>]
> (handle_level_irq+0xd4/0xf0)
> r7:00000002 r6:cf9ce800 r5:0000005c r4:c0515740
> [<c013a458>] (handle_level_irq+0x0/0xf0) from [<c00ef058>]
> (__exception_text_start+0x58/0x70)
> r5:cf2c1f18 r4:0000005c
> [<c00ef000>] (__exception_text_start+0x0/0x70) from [<c00ef9b0>]
> (__irq_svc+0x30/0x80)
> Exception stack(0xcf2c1e78 to 0xcf2c1ec0)
> 1e60: 80000000 cf2c0000
> 1e80: 00000000 c05427a0 0000003f cf2c0000 cf9ce800 00000002 00000000 00000014
> 1ea0: 0000000a cf2c1eec cf2c1ef0 cf2c1ec0 c0115970 c01156ac 20000113 ffffffff
> r5:d8200000 r4:ffffffff
> [<c0115664>] (__do_softirq+0x0/0xf4) from [<c0115970>] (irq_exit+0x48/0x90)
> [<c0115928>] (irq_exit+0x0/0x90) from [<c00ef05c>]
> (__exception_text_start+0x5c/0x70)
> [<c00ef000>] (__exception_text_start+0x0/0x70) from [<c00ef9b0>]
> (__irq_svc+0x30/0x80)
> Exception stack(0xcf2c1f18 to 0xcf2c1f60)
> 1f00: c053d100 00000002
> 1f20: cf2c0000 ce38c80c cf9e2400 00000002 cf9ce800 cf9e2400 38a39d7b 00000014
> 1f40: cf9cea70 cf2c1f74 ce38c7e0 cf2c1f60 c040408c c010c76c a0000113 ffffffff
> r5:d8200000 r4:ffffffff
> [<c010c73c>] (finish_task_switch+0x0/0x84) from [<c040408c>]
> (schedule+0x3e0/0x41c)
> r5:ce38c7e0 r4:00000000
> [<c0403cac>] (schedule+0x0/0x41c) from [<c00efe54>] (ret_slow_syscall+0x0/0x10)
> BUG: soft lockup - CPU#0 stuck for 61s! [mplayer:1892]
> Modules linked in: ipv6 uvcvideo rtl8187 eeprom_93cx6 videodev v4l1_compat
>
> Pid: 1892, comm: mplayer
> CPU: 0 Not tainted (2.6.29-rc3-omap1 #1)
> PC is at handle_IRQ_event+0x28/0x74
> LR is at handle_level_irq+0xd4/0xf0
> pc : [<c0138bf0>] lr : [<c013a52c>] psr: 40000113
> sp : cf2c1d90 ip : cf2c1db0 fp : cf2c1dac
> r10: 0000000a r9 : 00000014 r8 : 00000000
> r7 : 0000003f r6 : 00000000 r5 : 0000003f r4 : cfbe2e00
> r3 : 00000000 r2 : c053d65c r1 : cfbe2e00 r0 : 0000003f
> Flags: nZcv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user
> Control: 10c5387d Table: 8e3f0019 DAC: 00000015
> [<c00f0d74>] (show_regs+0x0/0x50) from [<c01386d8>]
> (softlockup_tick+0x100/0x140)
> r5:00000107 r4:000000ca
> [<c01385d8>] (softlockup_tick+0x0/0x140) from [<c0119800>]
> (run_local_timers+0x1c/0x20)
> [<c01197e4>] (run_local_timers+0x0/0x20) from [<c0119c28>]
> (update_process_times+0x30/0x60)
> [<c0119bf8>] (update_process_times+0x0/0x60) from [<c012dc5c>]
> (tick_sched_timer+0x8c/0xc8)
> r5:cf2c1d48 r4:c0543ec8
> [<c012dbd0>] (tick_sched_timer+0x0/0xc8) from [<c0126764>]
> (__run_hrtimer+0x74/0xb8)
> r7:7fffffff r6:ffffffff r5:c0513a90 r4:c0543ec8
> [<c01266f0>] (__run_hrtimer+0x0/0xb8) from [<c01270ec>]
> (hrtimer_interrupt+0xf0/0x154)
> r5:00000109 r4:32c3358d
> [<c0126ffc>] (hrtimer_interrupt+0x0/0x154) from [<c00f97bc>]
> (omap2_gp_timer_interrupt+0x28/0x34)
> r8:00000000 r7:00000025 r6:00000000 r5:00000000 r4:c050b300
> [<c00f9794>] (omap2_gp_timer_interrupt+0x0/0x34) from [<c0138c04>]
> (handle_IRQ_event+0x3c/0x74)
> [<c0138bc8>] (handle_IRQ_event+0x0/0x74) from [<c013a52c>]
> (handle_level_irq+0xd4/0xf0)
> r7:0000003f r6:00000000 r5:00000025 r4:c0514a5c
> [<c013a458>] (handle_level_irq+0x0/0xf0) from [<c00ef058>]
> (__exception_text_start+0x58/0x70)
> r5:cf2c1de0 r4:00000025
> [<c00ef000>] (__exception_text_start+0x0/0x70) from [<c00ef9b0>]
> (__irq_svc+0x30/0x80)
> Exception stack(0xcf2c1d48 to 0xcf2c1d90)
> 1d40: 0000003f cfbe2e00 c053d65c 00000000 cfbe2e00 0000003f
> 1d60: 00000000 0000003f 00000000 00000014 0000000a cf2c1dac cf2c1db0 cf2c1d90
> 1d80: c013a52c c0138bf0 40000113 ffffffff
> r5:d8200000 r4:ffffffff
> [<c0138bc8>] (handle_IRQ_event+0x0/0x74) from [<c013a52c>]
> (handle_level_irq+0xd4/0xf0)
> r7:0000005c r6:00000000 r5:0000003f r4:c0515074
> [<c013a458>] (handle_level_irq+0x0/0xf0) from [<c00ef058>]
> (__exception_text_start+0x58/0x70)
> r5:cf2c1e78 r4:0000003f
> [<c00ef000>] (__exception_text_start+0x0/0x70) from [<c00ef9b0>]
> (__irq_svc+0x30/0x80)
> Exception stack(0xcf2c1de0 to 0xcf2c1e28)
> 1de0: 0000005c cf9c3540 c053d6d0 00000000 cf9c3540 0000005c 00000000 0000005c
> 1e00: 00000000 00000014 0000000a cf2c1e44 cf2c1e48 cf2c1e28 c013a52c c0138bf0
> 1e20: 40000113 ffffffff
> r5:d8200000 r4:ffffffff
> [<c0138bc8>] (handle_IRQ_event+0x0/0x74) from [<c013a52c>]
> (handle_level_irq+0xd4/0xf0)
> r7:00000002 r6:cf9ce800 r5:0000005c r4:c0515740
> [<c013a458>] (handle_level_irq+0x0/0xf0) from [<c00ef058>]
> (__exception_text_start+0x58/0x70)
> r5:cf2c1f18 r4:0000005c
> [<c00ef000>] (__exception_text_start+0x0/0x70) from [<c00ef9b0>]
> (__irq_svc+0x30/0x80)
> Exception stack(0xcf2c1e78 to 0xcf2c1ec0)
> 1e60: 80000000 cf2c0000
> 1e80: 00000000 c05427a0 0000003f cf2c0000 cf9ce800 00000002 00000000 00000014
> 1ea0: 0000000a cf2c1eec cf2c1ef0 cf2c1ec0 c0115970 c01156ac 20000113 ffffffff
> r5:d8200000 r4:ffffffff
> [<c0115664>] (__do_softirq+0x0/0xf4) from [<c0115970>] (irq_exit+0x48/0x90)
> [<c0115928>] (irq_exit+0x0/0x90) from [<c00ef05c>]
> (__exception_text_start+0x5c/0x70)
> [<c00ef000>] (__exception_text_start+0x0/0x70) from [<c00ef9b0>]
> (__irq_svc+0x30/0x80)
> Exception stack(0xcf2c1f18 to 0xcf2c1f60)
> 1f00: c053d100 00000002
> 1f20: cf2c0000 ce38c80c cf9e2400 00000002 cf9ce800 cf9e2400 38a39d7b 00000014
> 1f40: cf9cea70 cf2c1f74 ce38c7e0 cf2c1f60 c040408c c010c76c a0000113 ffffffff
> r5:d8200000 r4:ffffffff
> [<c010c73c>] (finish_task_switch+0x0/0x84) from [<c040408c>]
> (schedule+0x3e0/0x41c)
> r5:ce38c7e0 r4:00000000
> [<c0403cac>] (schedule+0x0/0x41c) from [<c00efe54>] (ret_slow_syscall+0x0/0x10)
> BUG: soft lockup - CPU#0 stuck for 61s! [mplayer:1892]
> Modules linked in: ipv6 uvcvideo rtl8187 eeprom_93cx6 videodev v4l1_compat
>
> <repeats as above>
>
> Has anyone else seen this? I'm running with some additional patches
> for smxc911x, LCD and touchscreen so I want to check to see if others
> are having the same experience before starting to back out patches.
>
> I do not see this issue with 2.6.29-rc2
> (675e66d8261d3327bc467426f8a7e15ec8ffad2c) and the identical patch
> set.
>
> Thanks!
>
> Steve
>
--
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