[Buildroot] Kernel Panic with BB Black + buildroot-2016.11.1
Ashish_Kumar_Mishra
dgashu55 at gmail.com
Wed Jan 4 13:31:25 UTC 2017
Hi All ,
I updated my build root setup from buildroot-2016.05 to buildroot-2016.11.1
.
I was having an working build with buildroot-2016.05.
Could team members provide some pointers as to how could i debug & figure
the cause of this panic.
*The defconfig is :*-
~/my_virtual_project/release_branch_v2 :: cat defconfig
BR2_arm=y
BR2_cortex_a8=y
BR2_TOOLCHAIN_EXTERNAL=y
BR2_LINUX_KERNEL=y
BR2_LINUX_KERNEL_DEFCONFIG="omap2plus"
BR2_LINUX_KERNEL_DTS_SUPPORT=y
BR2_LINUX_KERNEL_INTREE_DTS_NAME="am335x-boneblack"
BR2_TARGET_UBOOT=y
BR2_TARGET_UBOOT_BUILD_SYSTEM_KCONFIG=y
BR2_TARGET_UBOOT_BOARD_DEFCONFIG="am335x_boneblack"
# BR2_TARGET_UBOOT_FORMAT_BIN is not set
BR2_TARGET_UBOOT_FORMAT_IMG=y
BR2_TARGET_UBOOT_SPL=y
BR2_TARGET_UBOOT_SPL_NAME="MLO"
*The kernel panic log is :-*
1.566617] Initializing XFRM netlink socket
[ 1.571450] NET: Registered protocol family 10
[ 1.583204] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver
[ 1.591864] NET: Registered protocol family 17
[ 1.596769] NET: Registered protocol family 15
[ 1.601786] Key type dns_resolver registered
[ 1.606505] omap_voltage_late_init: Voltage driver support not added
[ 1.613212] sr_dev_init: No voltage domain specified for smartreflex0.
Cannot initialize
[ 1.621671] sr_dev_init: No voltage domain specified for smartreflex1.
Cannot initialize
[ 1.630866] ThumbEE CPU extension supported.
[ 1.635453] Registering SWP/SWPB emulation handler
[ 1.640457] SmartReflex Class3 initialized
[ 1.685305] mmc0: host does not support reading read-only switch,
assuming write-enable
[ 1.698976] random: fast init done
[ 1.703692] mmc0: new high speed SDHC card at address aaaa
[ 1.715542] mmc1: new high speed MMC card at address 0001
[ 1.723510] mmcblk0: mmc0:aaaa SS08G 7.40 GiB
[ 1.732286] mmcblk1: mmc1:0001 MMC02G 1.79 GiB
[ 1.743154] mmcblk1boot0: mmc1:0001 MMC02G partition 1 1.00 MiB
[ 1.750241] mmcblk0: p1 p2
[ 1.763843] mmcblk1boot1: mmc1:0001 MMC02G partition 2 1.00 MiB
[ 1.772490] tps65217 0-0024: TPS65217 ID 0xe version 1.2
[ 1.779223] omap_i2c 44e0b000.i2c: bus 0 rev0.11 at 400 kHz
[ 1.795263] omap_i2c 4819c000.i2c: bus 2 rev0.11 at 100 kHz
[ 1.802850] hctosys: unable to open rtc device (rtc0)
[ 1.808139] sr_init: No PMIC hook to init smartreflex
[ 1.813726] sr_init: platform driver register failed for SR
[ 1.849014] List of all partitions:
[ 1.853024] 0100 16384 ram0 (driver?)
[ 1.857873] 0101 16384 ram1 (driver?)
[ 1.862797] 0102 16384 ram2 (driver?)
[ 1.867631] 0103 16384 ram3 (driver?)
[ 1.872472] 0104 16384 ram4 (driver?)
[ 1.877353] 0105 16384 ram5 (driver?)
[ 1.882190] 0106 16384 ram6 (driver?)
[ 1.887065] 0107 16384 ram7 (driver?)
[ 1.891898] 0108 16384 ram8 (driver?)
[ 1.896779] 0109 16384 ram9 (driver?)
[ 1.901616] 010a 16384 ram10 (driver?)
[ 1.906576] 010b 16384 ram11 (driver?)
[ 1.911503] 010c 16384 ram12 (driver?)
[ 1.916457] 010d 16384 ram13 (driver?)
[ 1.921383] 010e 16384 ram14 (driver?)
[ 1.926339] 010f 16384 ram15 (driver?)
[ 1.931281] b300 7761920 mmcblk0 driver: mmcblk
[ 1.936875] b301 72261 mmcblk0p1 4448733f-01
[ 1.942432] b302 7688635 mmcblk0p2 4448733f-02
[ 1.948014] b308 1875968 mmcblk1 driver: mmcblk
[ 1.953607] b318 1024 mmcblk1boot1 (driver?)
[ 1.959168] b310 1024 mmcblk1boot0 (driver?)
[ 1.964747] No filesystem could mount root, tried: ext4
[ 1.970308] Kernel panic - not syncing: VFS: Unable to mount root fs on
unknown-block(179,1)
[ 1.979256] ---[ end Kernel panic - not syncing: VFS: Unable to mount
root fs on unknown-block(179,1)
[ 131.712714] random: crng init done
--
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