linux-kernel - Watchdog detected hard LOCKUP on cpu

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Message-ID: <520B260E.5060307@odesys.com>
Date:	Tue, 13 Aug 2013 23:39:10 -0700
From:	Martin Stoilov <mstoilov@...sys.com>
To:	linux-kernel@...r.kernel.org
Subject: Watchdog detected hard LOCKUP on cpu

Encountered this while building custom embedded distribution with the yocto project build system.
This has never happened before for me, but google search showed quite a few similar reports.

Aug 13 15:42:12 quadpc kernel: [263676.682558] ------------[ cut here ]------------
Aug 13 15:42:12 quadpc kernel: [263676.682565] WARNING: at /build/buildd/linux-3.5.0/kernel/watchdog.c:242 watchdog_overflow_callback+0x9a/0xc0()
Aug 13 15:42:12 quadpc kernel: [263676.682566] Hardware name: System Product Name
Aug 13 15:42:12 quadpc kernel: [263676.682567] Watchdog detected hard LOCKUP on cpu 2
Aug 13 15:42:12 quadpc kernel: [263676.682568] Modules linked in: vmnet(O) parport_pc vsock(O) vmci(O) vmmon(O) rfcomm bnep bluetooth ppdev nfsd nfs lockd fscache auth_rpcgss nfs_acl sunrpc snd_hda_codec_hdmi nvidia(PO) coretemp kvm_intel kvm snd_hda_codec_realtek ghash_clmulni_intel aesni_intel cryptd aes_x86_64 snd_hda_intel snd_hda_codec snd_usb_audio eeepc_wmi asus_wmi snd_usbmidi_lib sparse_keymap snd_seq_midi snd_seq_midi_event snd_rawmidi snd_hwdep snd_pcm snd_seq pl2303 usbserial snd_timer microcode snd_seq_device psmouse snd serio_raw joydev soundcore video mac_hid snd_page_alloc wmi lpc_ich mei lp parport hid_generic usbhid hid 3w_sas firewire_ohci firewire_core crc_itu_t e1000e usb_storage [last unloaded: parport_pc]
Aug 13 15:42:12 quadpc kernel: [263676.682602] Pid: 10516, comm: flush-8:32 Tainted: P           O 3.5.0-37-generic #58-Ubuntu
Aug 13 15:42:12 quadpc kernel: [263676.682603] Call Trace:
Aug 13 15:42:12 quadpc kernel: [263676.682604]  <NMI>  [<ffffffff81051bdf>] warn_slowpath_common+0x7f/0xc0
Aug 13 15:42:12 quadpc kernel: [263676.682611]  [<ffffffff81051cd6>] warn_slowpath_fmt+0x46/0x50
Aug 13 15:42:12 quadpc kernel: [263676.682613]  [<ffffffff810de930>] ? touch_nmi_watchdog+0x80/0x80
Aug 13 15:42:12 quadpc kernel: [263676.682615]  [<ffffffff810de9ca>] watchdog_overflow_callback+0x9a/0xc0
Aug 13 15:42:12 quadpc kernel: [263676.682619]  [<ffffffff8111af9d>] __perf_event_overflow+0x9d/0x230
Aug 13 15:42:12 quadpc kernel: [263676.682623]  [<ffffffff81024067>] ? x86_perf_event_set_period+0xd7/0x160
Aug 13 15:42:12 quadpc kernel: [263676.682625]  [<ffffffff8111bab4>] perf_event_overflow+0x14/0x20
Aug 13 15:42:12 quadpc kernel: [263676.682627]  [<ffffffff81029473>] intel_pmu_handle_irq+0x193/0x310
Aug 13 15:42:12 quadpc kernel: [263676.682630]  [<ffffffff81684add>] perf_event_nmi_handler+0x1d/0x20
Aug 13 15:42:12 quadpc kernel: [263676.682632]  [<ffffffff81684289>] nmi_handle.isra.0+0x59/0x80
Aug 13 15:42:12 quadpc kernel: [263676.682634]  [<ffffffff81684439>] do_nmi+0x189/0x360
Aug 13 15:42:12 quadpc kernel: [263676.682635]  [<ffffffff816838bc>] end_repeat_nmi+0x1a/0x1e
Aug 13 15:42:12 quadpc kernel: [263676.682638]  [<ffffffff8103f995>] ? __ticket_spin_lock+0x25/0x30
Aug 13 15:42:12 quadpc kernel: [263676.682639]  [<ffffffff8103f995>] ? __ticket_spin_lock+0x25/0x30
Aug 13 15:42:12 quadpc kernel: [263676.682641]  [<ffffffff8103f995>] ? __ticket_spin_lock+0x25/0x30
Aug 13 15:42:12 quadpc kernel: [263676.682642]  <<EOE>>  [<ffffffff8103fa29>] default_spin_lock_flags+0x9/0x10
Aug 13 15:42:12 quadpc kernel: [263676.682646]  [<ffffffff8168311e>] _raw_spin_lock_irqsave+0x2e/0x40
Aug 13 15:42:12 quadpc kernel: [263676.682648]  [<ffffffff8112d24c>] test_set_page_writeback+0x8c/0x180
Aug 13 15:42:12 quadpc kernel: [263676.682652]  [<ffffffff81224189>] ext4_bio_write_page+0x99/0x460
Aug 13 15:42:12 quadpc kernel: [263676.682655]  [<ffffffff81126144>] ? find_get_pages+0xc4/0x150
Aug 13 15:42:12 quadpc kernel: [263676.682657]  [<ffffffff8121fcec>] mpage_da_submit_io+0x4ec/0x5d0
Aug 13 15:42:12 quadpc kernel: [263676.682660]  [<ffffffff812221e1>] ? mpage_da_map_and_submit+0x2c1/0x4b0
Aug 13 15:42:12 quadpc kernel: [263676.682662]  [<ffffffff81220edf>] ? ext4_mark_inode_dirty+0x7f/0x1f0
Aug 13 15:42:12 quadpc kernel: [263676.682664]  [<ffffffff8122203a>] mpage_da_map_and_submit+0x11a/0x4b0
Aug 13 15:42:12 quadpc kernel: [263676.682667]  [<ffffffff81268e63>] ? jbd2_journal_start+0x13/0x20
Aug 13 15:42:12 quadpc kernel: [263676.682669]  [<ffffffff81222c73>] ext4_da_writepages+0x363/0x5d0
Aug 13 15:42:12 quadpc kernel: [263676.682672]  [<ffffffff8112ea1e>] do_writepages+0x1e/0x40
Aug 13 15:42:12 quadpc kernel: [263676.682674]  [<ffffffff811ab0eb>] __writeback_single_inode.isra.32+0x3b/0x160
Aug 13 15:42:12 quadpc kernel: [263676.682677]  [<ffffffff8107692e>] ? wake_up_bit+0x2e/0x40
Aug 13 15:42:12 quadpc kernel: [263676.682679]  [<ffffffff811abf00>] writeback_sb_inodes+0x1a0/0x390
Aug 13 15:42:12 quadpc kernel: [263676.682681]  [<ffffffff811ac18f>] __writeback_inodes_wb+0x9f/0xd0
Aug 13 15:42:12 quadpc kernel: [263676.682683]  [<ffffffff811ac403>] wb_writeback+0x243/0x2c0
Aug 13 15:42:12 quadpc kernel: [263676.682686]  [<ffffffff8119c891>] ? get_nr_inodes+0x51/0x70
Aug 13 15:42:12 quadpc kernel: [263676.682688]  [<ffffffff811ad88f>] wb_do_writeback+0x1ff/0x210
Aug 13 15:42:12 quadpc kernel: [263676.682690]  [<ffffffff811ad92b>] bdi_writeback_thread+0x8b/0x210
Aug 13 15:42:12 quadpc kernel: [263676.682691]  [<ffffffff811ad8a0>] ? wb_do_writeback+0x210/0x210
Aug 13 15:42:12 quadpc kernel: [263676.682693]  [<ffffffff81076023>] kthread+0x93/0xa0
Aug 13 15:42:12 quadpc kernel: [263676.682696]  [<ffffffff8168c3a4>] kernel_thread_helper+0x4/0x10
Aug 13 15:42:12 quadpc kernel: [263676.682698]  [<ffffffff81075f90>] ? kthread_freezable_should_stop+0x70/0x70
Aug 13 15:42:12 quadpc kernel: [263676.682699]  [<ffffffff8168c3a0>] ? gs_change+0x13/0x13
Aug 13 15:42:12 quadpc kernel: [263676.682701] ---[ end trace b1822651d1a393e4 ]---
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