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Message-ID: <2136707099.1405541282912500148.JavaMail.root@zmail06.collab.prod.int.phx2.redhat.com> Date: Fri, 27 Aug 2010 08:35:00 -0400 (EDT) From: CAI Qian <caiqian@...hat.com> To: linux-next@...r.kernel.org Cc: linux-kernel <linux-kernel@...r.kernel.org>, kexec <kexec@...ts.infradead.org> Subject: kdump regression compared to v2.6.35 Just a head-up, the kdump kernel is stuck here. Bisect indicated that cc41f5cede3c63836d1c0958204630b07f5b5ee7 was also good. Kernel command line: ro root=/dev/mapper/vg_intels3e3601-lv_root rd_LVM_LV=vg_intels3e3601/lv_root rd_LVM_LV=vg_intels3e3601/lv_swap rd_NO_LUKS rd_NO_MD rd_NO_DM LANG=en_US.UTF-8 SYSFONT=latarcyrheb-sun16 KEYBOARDTYPE=pc KEYTABLE=us console=ttyS0,115200 irqpoll maxcpus=1 reset_devices cgroup_disable=memory memmap=exactmap memmap=640K@0K memmap=130412K@...92K elfcorehdr=180204K memmap=128K$896K memmap=2124K#1978520K memmap=4280K#1980644K memmap=464K$1984924K memmap=156K#1985388K memmap=84K$1985544K memmap=92K#1985628K memmap=8K$1985720K memmap=124K#1985728K memmap=136K$1985852K memmap=192K#1985988K memmap=260K$1986180K memmap=2816K#1986440K memmap=176K$1989256K memmap=3028K#1989432K memmap=2048K#1992460K memmap=2072K#1994508K memmap=8K$1996580K memmap=324K#1996588K memmap=428K$1996912K memmap=31584K#1997340K memmap=960K$2028924K memmap=1248K#2029884K memmap=288K#2031132K memmap=192K#2031420K memmap=327684K$2031612K memmap=16384K$4128768K memmap=16K$4174960K memmap=16384K$417! 7920K Misrouted IRQ fixup and polling support enabled This may significantly impact system performance Disabling memory control group subsystem PID hash table entries: 512 (order: 0, 4096 bytes) Checking aperture... No AGP bridge found Queued invalidation will be enabled to support x2apic and Intr-remapping. Subtract (141 early reservations) #1 [0004000000 - 00052b1548] TEXT DATA BSS #2 [000ab63000 - 000afef000] RAMDISK #3 [00052b2000 - 00052b2220] BRK #4 [000009b000 - 00000fdd20] BIOS reserved #5 [00000fdd30 - 0000100000] BIOS reserved #6 [00000fdd20 - 00000fdd30] MP-table mpf #7 [0000000012 - 000000f012] MP-table mpc #8 [0000010000 - 0000012000] TRAMPOLINE #9 [0000012000 - 0000016000] ACPI WAKEUP #10 [0000016000 - 0000017000] PGTABLE #11 [0000017000 - 000001703c] ACPI SLIT #12 [000000f040 - 000000f4c0] MEMNODEMAP #13 [00030a0000 - 00030c7000] NODE_DATA #14 [00030c7000 - 00030c8000] BOOTMEM #15 [00034c8000 - 00034c8030] BOOTMEM #16 [00038c9000 - 00038ca000] BOOTMEM #17 [00038ca000 - 00038cb000] BOOTMEM #18 [0003a00000 - 0003e00000] MEMMAP 0 #19 [00030c8000 - 00030e0000] BOOTMEM #20 [00030e0000 - 00030f8000] BOOTMEM #21 [00030f8000 - 00030f9000] BOOTMEM #22 [00030f9000 - 00030f9041] BOOTMEM #23 [00030f9080 - 00030f9149] BOOTMEM #24 [00030f9180 - 00030f9768] BOOTMEM #25 [00030f9780 - 00030f97e8] BOOTMEM #26 [00030f9800 - 00030f9868] BOOTMEM #27 [00030f9880 - 00030f98e8] BOOTMEM #28 [00030f9900 - 00030f9968] BOOTMEM #29 [00030f9980 - 00030f99e8] BOOTMEM #30 [00030f9a00 - 00030f9a68] BOOTMEM #31 [00030f9a80 - 00030f9ae8] BOOTMEM #32 [00030f9b00 - 00030f9b68] BOOTMEM #33 [00030f9b80 - 00030f9be8] BOOTMEM #34 [00030f9c00 - 00030f9c68] BOOTMEM #35 [00030f9c80 - 00030f9ce8] BOOTMEM #36 [00030f9d00 - 00030f9d68] BOOTMEM #37 [00030f9d80 - 00030f9de8] BOOTMEM #38 [00030f9e00 - 00030f9e68] BOOTMEM #39 [00030f9e80 - 00030f9ee8] BOOTMEM #40 [00030f9f00 - 00030f9f68] BOOTMEM #41 [00030f9f80 - 00030f9fe8] BOOTMEM #42 [00030fa000 - 00030fa068] BOOTMEM #43 [00030fa080 - 00030fa0e8] BOOTMEM #44 [00030fa100 - 00030fa168] BOOTMEM #45 [00030fa180 - 00030fa1e8] BOOTMEM #46 [00030fa200 - 00030fa268] BOOTMEM #47 [00030fa280 - 00030fa2e8] BOOTMEM #48 [00030fa300 - 00030fa368] BOOTMEM #49 [00030fa380 - 00030fa3e8] BOOTMEM #50 [00030fa400 - 00030fa468] BOOTMEM #51 [00030fa480 - 00030fa4e8] BOOTMEM #52 [00030fa500 - 00030fa568] BOOTMEM #53 [00030fa580 - 00030fa5e8] BOOTMEM #54 [00030fa600 - 00030fa668] BOOTMEM #55 [00030fa680 - 00030fa6e8] BOOTMEM #56 [00030fa700 - 00030fa768] BOOTMEM #57 [00030fa780 - 00030fa7e8] BOOTMEM #58 [00030fa800 - 00030fa820] BOOTMEM #59 [00030fa840 - 00030fac0e] BOOTMEM #60 [00030fac40 - 00030fb00e] BOOTMEM #61 [0005400000 - 000541e000] BOOTMEM #62 [0005420000 - 000543e000] BOOTMEM #63 [0005440000 - 000545e000] BOOTMEM #64 [0005460000 - 000547e000] BOOTMEM #65 [0005480000 - 000549e000] BOOTMEM #66 [00054a0000 - 00054be000] BOOTMEM #67 [00054c0000 - 00054de000] BOOTMEM #68 [00054e0000 - 00054fe000] BOOTMEM #69 [0005500000 - 000551e000] BOOTMEM #70 [0005520000 - 000553e000] BOOTMEM #71 [0005540000 - 000555e000] BOOTMEM #72 [0005560000 - 000557e000] BOOTMEM #73 [0005580000 - 000559e000] BOOTMEM #74 [00055a0000 - 00055be000] BOOTMEM #75 [00055c0000 - 00055de000] BOOTMEM #76 [00055e0000 - 00055fe000] BOOTMEM #77 [0005600000 - 000561e000] BOOTMEM #78 [0005620000 - 000563e000] BOOTMEM #79 [0005640000 - 000565e000] BOOTMEM #80 [0005660000 - 000567e000] BOOTMEM #81 [0005680000 - 000569e000] BOOTMEM #82 [00056a0000 - 00056be000] BOOTMEM #83 [00056c0000 - 00056de000] BOOTMEM #84 [00056e0000 - 00056fe000] BOOTMEM #85 [0005700000 - 000571e000] BOOTMEM #86 [0005720000 - 000573e000] BOOTMEM #87 [0005740000 - 000575e000] BOOTMEM #88 [0005760000 - 000577e000] BOOTMEM #89 [0005780000 - 000579e000] BOOTMEM #90 [00057a0000 - 00057be000] BOOTMEM #91 [00057c0000 - 00057de000] BOOTMEM #92 [00057e0000 - 00057fe000] BOOTMEM #93 [0005800000 - 000581e000] BOOTMEM #94 [0005820000 - 000583e000] BOOTMEM #95 [0005840000 - 000585e000] BOOTMEM #96 [0005860000 - 000587e000] BOOTMEM #97 [0005880000 - 000589e000] BOOTMEM #98 [00058a0000 - 00058be000] BOOTMEM #99 [00058c0000 - 00058de000] BOOTMEM #100 [00058e0000 - 00058fe000] BOOTMEM #101 [0005900000 - 000591e000] BOOTMEM #102 [0005920000 - 000593e000] BOOTMEM #103 [0005940000 - 000595e000] BOOTMEM #104 [0005960000 - 000597e000] BOOTMEM #105 [0005980000 - 000599e000] BOOTMEM #106 [00059a0000 - 00059be000] BOOTMEM #107 [00059c0000 - 00059de000] BOOTMEM #108 [00059e0000 - 00059fe000] BOOTMEM #109 [0005a00000 - 0005a1e000] BOOTMEM #110 [0005a20000 - 0005a3e000] BOOTMEM #111 [0005a40000 - 0005a5e000] BOOTMEM #112 [0005a60000 - 0005a7e000] BOOTMEM #113 [0005a80000 - 0005a9e000] BOOTMEM #114 [0005aa0000 - 0005abe000] BOOTMEM #115 [0005ac0000 - 0005ade000] BOOTMEM #116 [0005ae0000 - 0005afe000] BOOTMEM #117 [0005b00000 - 0005b1e000] BOOTMEM #118 [0005b20000 - 0005b3e000] BOOTMEM #119 [0005b40000 - 0005b5e000] BOOTMEM #120 [0005b60000 - 0005b7e000] BOOTMEM #121 [0005b80000 - 0005b9e000] BOOTMEM #122 [0005ba0000 - 0005bbe000] BOOTMEM #123 [0005bc0000 - 0005bde000] BOOTMEM #124 [0005be0000 - 0005bfe000] BOOTMEM #125 [00030fd040 - 00030fd048] BOOTMEM #126 [00030fd080 - 00030fd088] BOOTMEM #127 [00030fd0c0 - 00030fd1c0] BOOTMEM #128 [00030fd1c0 - 00030fd3c0] BOOTMEM #129 [00030fd3c0 - 00030fd4d0] BOOTMEM #130 [00030fd500 - 00030fd548] BOOTMEM #131 [00030fd580 - 00030fd5c8] BOOTMEM #132 [00030fb040 - 00030fb240] BOOTMEM #133 [00030fb240 - 00030fb440] BOOTMEM #134 [00030fb440 - 00030fb640] BOOTMEM #135 [00030fb640 - 00030fb840] BOOTMEM #136 [00030fb840 - 00030fba40] BOOTMEM #137 [00030fba40 - 00030fbc40] BOOTMEM #138 [00030fbc40 - 00030fbe40] BOOTMEM #139 [00030fbe40 - 00030fc040] BOOTMEM #140 [00030fc040 - 00030fd040] BOOTMEM Memory: 94968k/180204k available (4766k kernel code, 49156k absent, 36080k reserved, 7642k data, 1448k init) Hierarchical RCU implementation. RCU-based detection of stalled CPUs is disabled. Verbose stalled-CPUs detection is disabled. NR_IRQS:262400 nr_irqs:2008 Extended CMOS year: 2000 Spurious LAPIC timer interrupt on cpu 0 Console: colour VGA+ 80x25 console [ttyS0] enabled Fast TSC calibration using PIT Detected 1994.798 MHz processor. Calibrating delay loop (skipped), value calculated using timer frequency.. 3989.59 BogoMIPS (lpj=1994798) pid_max: default: 65536 minimum: 512 Security Framework initialized SELinux: Initializing. Dentry cache hash table entries: 16384 (order: 5, 131072 bytes) Inode-cache hash table entries: 8192 (order: 4, 65536 bytes) Mount-cache hash table entries: 256 Initializing cgroup subsys ns Initializing cgroup subsys cpuacct Initializing cgroup subsys memory Initializing cgroup subsys devices Initializing cgroup subsys freezer Initializing cgroup subsys net_cls Initializing cgroup subsys blkio CPU: Physical Processor ID: 3 CPU: Processor Core ID: 0 mce: CPU supports 22 MCE banks using mwait in idle threads. Performance Events: PEBS fmt1+, Nehalem events, Intel PMU driver. ... version: 3 ... bit width: 48 ... generic registers: 4 ... value mask: 0000ffffffffffff ... max period: 000000007fffffff ... fixed-purpose events: 3 ... event mask: 000000070000000f SMP alternatives: switching to UP code ACPI: Core revision 20100702 ftrace: converting mcount calls to 0f 1f 44 00 00 ftrace: allocating 18514 entries in 73 pages DMAR: Host address width 48 DMAR: DRHD base: 0x000000fd800000 flags: 0x0 IOMMU 0: reg_base_addr fd800000 ver 1:0 cap c90780106f0462 ecap f020fe DMAR: DRHD base: 0x000000fd000000 flags: 0x1 IOMMU 1: reg_base_addr fd000000 ver 1:0 cap c90780106f0462 ecap f020fe DMAR: RMRR base: 0x0000007be29000 end: 0x0000007be2bfff DMAR: RMRR base: 0x0000007be16000 end: 0x0000007be16fff DMAR: RMRR base: 0x0000007be13000 end: 0x0000007be13fff DMAR: RMRR base: 0x0000007be10000 end: 0x0000007be10fff DMAR: RMRR base: 0x0000007be0d000 end: 0x0000007be0dfff DMAR: RMRR base: 0x0000007be0a000 end: 0x0000007be0afff DMAR: RMRR base: 0x0000007be07000 end: 0x0000007be07fff DMAR: RMRR base: 0x0000007be04000 end: 0x0000007be04fff DMAR: RMRR base: 0x0000007be01000 end: 0x0000007be01fff DMAR: ATSR flags: 0x0 DMAR: ATSR flags: 0x0 DMAR: RHSA base: 0x000000fd000000 proximity domain: 0x0 DMAR: RHSA base: 0x000000fd800000 proximity domain: 0x2 IOAPIC id 10 under DRHD base 0xfd800000 IOMMU 0 IOAPIC id 8 under DRHD base 0xfd000000 IOMMU 1 IOAPIC id 9 under DRHD base 0xfd000000 IOMMU 1 Enabled Interrupt-remapping Setting APIC routing to cluster x2apic ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1 CPU0: Intel(R) Xeon(R) CPU X7550 @ 2.00GHz stepping 06 Brought up 1 CPUs Total of 1 processors activated (3989.59 BogoMIPS). devtmpfs: initialized regulator: core version 0.5 NET: Registered protocol family 16 ACPI FADT declares the system doesn't support PCIe ASPM, so disable it ACPI: bus type pci registered PCI: MMCONFIG for domain 0000 [bus 00-ff] at [mem 0x80000000-0x8fffffff] (base 0x80000000) PCI: MMCONFIG at [mem 0x80000000-0x8fffffff] reserved in E820 PCI: Using configuration type 1 for base access bio: create slab <bio-0> at 0 -- 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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