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Message-ID: <1971950954.1278169.1343620316300.JavaMail.root@redhat.com> Date: Sun, 29 Jul 2012 23:51:56 -0400 (EDT) From: CAI Qian <caiqian@...hat.com> To: "linux-kernel " <linux-kernel@...r.kernel.org> Cc: John Stultz <johnstul@...ibm.com>, Ingo Molnar <mingo@...nel.org>, Peter Zijlstra <a.p.zijlstra@...llo.nl>, Prarit Bhargava <prarit@...hat.com>, Thomas Gleixner <tglx@...utronix.de>, Zhouping Liu <zliu@...hat.com> Subject: boot panic regression introduced in 3.5-rc7 The bisecting pointed out this patch caused one of dell servers boot panic. 5baefd6d84163443215f4a99f6a20f054ef11236 hrtimer: Update hrtimer base offsets each hrtimer_interrupt [ 2.971092] WARNING: at kernel/time/clockevents.c:209 clockevents_program_event+0x10a/0x120() [ 2.971092] Hardware name: PowerEdge M605 [ 2.971092] Modules linked in: [ 2.971092] Pid: 1, comm: swapper/0 Not tainted 3.5.0-rc6+ #8 [ 2.971092] Call Trace: [ 2.971092] <IRQ> [<ffffffff81065a6f>] warn_slowpath_common+0x7f/0xc0 [ 2.971092] [<ffffffff81065aca>] warn_slowpath_null+0x1a/0x20 [ 2.971092] [<ffffffff810cb03a>] clockevents_program_event+0x10a/0x120 [ 2.971092] [<ffffffff810cc554>] tick_program_event+0x24/0x30 [ 2.971092] [<ffffffff8109671d>] hrtimer_interrupt+0x1ad/0x230 [ 2.971092] [<ffffffff816884e9>] smp_apic_timer_interrupt+0x69/0x99 [ 2.971092] [<ffffffff8168716f>] apic_timer_interrupt+0x6f/0x80 [ 2.971092] <EOI> [<ffffffff8167dc30>] ? retint_restore_args+0x13/0x13 [ 2.971092] [<ffffffff81348563>] ? inflate_fast+0x2c3/0x5f0 [ 2.971092] [<ffffffff81349cec>] zlib_inflate+0x123c/0x1970 [ 2.971092] [<ffffffff811c1f0b>] ? vfs_write+0x10b/0x190 [ 2.971092] [<ffffffff81c86144>] ? bunzip2+0x472/0x472 [ 2.971092] [<ffffffff811c21ed>] ? sys_write+0x4d/0x90 [ 2.971092] [<ffffffff81c5aebb>] ? do_copy+0x87/0x8e [ 2.971092] [<ffffffff81c5ac5c>] ? write_buffer+0x22/0x32 [ 2.971092] [<ffffffff81c5ac6c>] ? write_buffer+0x32/0x32 [ 2.971092] [<ffffffff81c86144>] ? bunzip2+0x472/0x472 [ 2.971092] [<ffffffff81c863c8>] gunzip+0x27b/0x349 [ 2.971092] [<ffffffff81c5b18e>] unpack_to_rootfs+0x159/0x267 [ 2.971092] [<ffffffff81c5abc0>] ? md_run_setup+0x9c/0x9c [ 2.971092] [<ffffffff81c5b3f2>] ? maybe_link.part.2+0x111/0x111 [ 2.971092] [<ffffffff81c5b44a>] populate_rootfs+0x58/0x109 [ 2.971092] [<ffffffff8100212a>] do_one_initcall+0x12a/0x180 [ 2.971092] [<ffffffff81c59dd1>] kernel_init+0x15d/0x1e1 [ 2.971092] [<ffffffff81c59614>] ? do_early_param+0x8c/0x8c [ 2.971092] [<ffffffff81687a74>] kernel_thread_helper+0x4/0x10 [ 2.971092] [<ffffffff8167dc30>] ? retint_restore_args+0x13/0x13 [ 2.971092] [<ffffffff81c59c74>] ? start_kernel+0x401/0x401 [ 2.971092] [<ffffffff81687a70>] ? gs_change+0x13/0x13 [ 2.971092] ---[ end trace 319c95c486d7d9cd ]--- [ 2.971092] Freeing initrd memory: 23412k freed [ 2.971092] DMA-API: preallocated 32768 debug entries [ 2.971092] DMA-API: debugging enabled by kernel config [ 6.034660] work_for_cpu (34) used greatest stack depth: 6520 bytes left [ 6.042463] work_for_cpu (35) used greatest stack depth: 6248 bytes left [ 6.098917] PCI-DMA: Disabling AGP. [ 6.098917] PCI-DMA: aperture base @ f4000000 size 65536 KB [ 6.098917] init_memory_mapping: [mem 0xf4000000-0xf7ffffff] [ 6.098917] PCI-DMA: using GART IOMMU. [ 6.098917] PCI-DMA: Reserving 64MB of IOMMU area in the AGP aperture [ 6.593402] cryptomgr_test (59) used greatest stack depth: 6200 bytes left [ 6.601692] audit: initializing netlink socket (disabled) [ 6.601692] type=2000 audit(196996417573.616:1): initialized [ 7.176075] HugeTLB registered 2 MB page size, pre-allocated 0 pages [ 7.559238] VFS: Disk quotas dquot_6.5.2 [ 7.559238] Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 7.663975] msgmni has been set to 7965 [ 7.702014] cryptomgr_test (68) used greatest stack depth: 5576 bytes left [ 7.710867] cryptomgr_test (70) used greatest stack depth: 5416 bytes left [ 7.720367] alg: No test for stdrng (krng) [ 7.724763] NET: Registered protocol family 38 [ 7.725463] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 252) [ 7.743107] io scheduler noop registered [ 7.743559] io scheduler deadline registered (default) [ 7.743559] io scheduler cfq registered [ 7.743559] start plist test [ 7.743559] end plist test [ 7.896741] work_for_cpu (77) used greatest stack depth: 5288 bytes left [ 7.917588] work_for_cpu (79) used greatest stack depth: 5112 bytes left [ 7.943340] pcieport 0000:00:0a.0: Signaling PME through PCIe PME interrupt [ 7.943340] pcieport 0000:00:0b.0: Signaling PME through PCIe PME interrupt [ 7.943340] pci 0000:02:00.0: Signaling PME through PCIe PME interrupt [ 7.943340] pcieport 0000:00:0c.0: Signaling PME through PCIe PME interrupt [ 7.943340] pci 0000:03:00.0: Signaling PME through PCIe PME interrupt [ 7.943340] pci 0000:04:00.0: Signaling PME through PCIe PME interrupt [ 7.943340] pcieport 0000:00:0d.0: Signaling PME through PCIe PME interrupt [ 7.943340] pci 0000:05:00.0: Signaling PME through PCIe PME interrupt [ 7.943340] pci 0000:06:00.0: Signaling PME through PCIe PME interrupt [ 7.943340] pcieport 0000:00:0f.0: Signaling PME through PCIe PME interrupt [ 7.943340] pci_hotplug: PCI Hot Plug PCI Core version: 0.5 [ 7.943340] pciehp: PCI Express Hot Plug Controller Driver version: 0.4 [ 7.943340] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 7.943340] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 7.943340] ACPI: Power Button [PWRF] [ 9.001224] ERST: Failed to get Error Log Address Range. [ 19.807939] Kernel panic - not syncing: Watchdog detected hard LOCKUP on cpu 0 [ 19.808927] Pid: 0, comm: swapper/0 Tainted: G W 3.5.0-rc6+ #8 [ 19.808927] Call Trace: [ 19.808927] <NMI> [<ffffffff8166dd25>] panic+0xba/0x1ce [ 19.808927] [<ffffffff81110a30>] ? touch_nmi_watchdog+0x90/0x90 [ 19.808927] [<ffffffff81110ae5>] watchdog_overflow_callback+0xb5/0xc0 [ 19.808927] [<ffffffff8114ed9d>] __perf_event_overflow+0x9d/0x320 [ 19.808927] [<ffffffff8114aecd>] ? perf_event_update_userpage+0x16d/0x2c0 [ 19.808927] [<ffffffff8114ad60>] ? perf_event_task_disable+0x90/0x90 [ 19.808927] [<ffffffff8114fff4>] perf_event_overflow+0x14/0x20 [ 19.808927] [<ffffffff8102b833>] x86_pmu_handle_irq+0xe3/0x130 [ 19.808927] [<ffffffff8167f81d>] perf_event_nmi_handler+0x1d/0x20 [ 19.808927] [<ffffffff8167ed4e>] nmi_handle.isra.2+0xbe/0x210 [ 19.808927] [<ffffffff8167ec90>] ? __die+0xf0/0xf0 [ 19.808927] [<ffffffff8167efa8>] do_nmi+0x108/0x380 [ 19.808927] [<ffffffff8167e2cc>] end_repeat_nmi+0x1a/0x1e [ 19.808927] [<ffffffff81096743>] ? hrtimer_interrupt+0x1d3/0x230 [ 19.808927] [<ffffffff81096743>] ? hrtimer_interrupt+0x1d3/0x230 [ 19.808927] [<ffffffff81096743>] ? hrtimer_interrupt+0x1d3/0x230 [ 19.808927] <<EOE>> <IRQ> [<ffffffff810cceae>] ? tick_nohz_stop_idle+0x3e/0x50 [ 19.808927] [<ffffffff816884e9>] smp_apic_timer_interrupt+0x69/0x99 [ 19.808927] [<ffffffff8168716f>] apic_timer_interrupt+0x6f/0x80 [ 19.808927] <EOI> [<ffffffff8167dc30>] ? retint_restore_args+0x13/0x13 [ 19.808927] [<ffffffff810cd0cb>] ? tick_nohz_idle_enter+0x4b/0x80 [ 19.808927] [<ffffffff810cd0c7>] ? tick_nohz_idle_enter+0x47/0x80 [ 19.808927] [<ffffffff81023462>] cpu_idle+0x72/0x140 [ 19.808927] [<ffffffff816515e5>] rest_init+0x149/0x154 [ 19.808927] [<ffffffff8165149c>] ? csum_partial_copy_generic+0x16c/0x16c [ 19.808927] [<ffffffff81c59c67>] start_kernel+0x3f4/0x401 [ 19.808927] [<ffffffff81c59672>] ? repair_env_string+0x5e/0x5e [ 19.808927] [<ffffffff81c59356>] x86_64_start_reservations+0x131/0x135 [ 19.808927] [<ffffffff81c5945a>] x86_64_start_kernel+0x100/0x10f Kernel config and full dmesg are here. http://people.redhat.com/qcai/config http://people.redhat.com/qcai/dmesg CAI Qian -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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