Tool/software: Linux
HI,
We are working on custom board on tda2px. We have successfully boot the uboot and kernel from sd card connected on mmc1.
We have enable the eMMC flash connected on MMC2. we are not able to copying the root file system into eMMC ext4 partition.
When we have tried to extract the root file system into root folder (mentioned into bellow link) error occurred.
Error:
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root@dra7xx-evm:~#tar -xf tisdk-rootfs-image-am335x-evm.tar.gz -C root
Unable to handle kernel NULL pointer dereference at virtual addr4
[ 1350.877762] pgd = d5358000
[ 1350.880479] [00000004] *pgd=951df831, *pte=00000000, *ppte=00000000
[ 1350.886801] Internal error: Oops: 817 [#1] PREEMPT SMP ARM
[ 1350.892309] Modules linked in: xhci_plat_hcd xhci_hcd usbcore dwc3 udc_core l
[ 1350.921954] CPU: 0 PID: 827 Comm: cp Tainted: G W O 4.4.84-00027-6
[ 1350.930514] Hardware name: Generic DRA74X (Flattened Device Tree)
[ 1350.936632] task: d516b000 ti: d65ca000 task.ti: d65ca000
[ 1350.942058] PC is at __rmqueue+0x2d0/0x488
[ 1350.946171] LR is at get_page_from_freelist+0x6dc/0x978
[ 1350.951419] pc : [<c00d94d4>] lr : [<c00d9d68>] psr: 80030093
[ 1350.951419] sp : d65cba10 ip : 00000100 fp : d65cba5c
[ 1350.962944] r10: df9c7ff0 r9 : c0981340 r8 : dfa73014
[ 1350.968188] r7 : c0981340 r6 : 00000008 r5 : 00000000 r4 : 00000001
[ 1350.974741] r3 : c0981548 r2 : 0000000a r1 : c09815e8 r0 : 00000000
[ 1350.981295] Flags: Nzcv IRQs off FIQs on Mode SVC_32 ISA ARM Segment noe
[ 1350.988546] Control: 10c5387d Table: 9535806a DAC: 00000051
[ 1350.994314] Process cp (pid: 827, stack limit = 0xd65ca210)
[ 1350.999908] Stack: (0xd65cba10 to 0xd65cc000)
[ 1351.004283] ba00: d4efe6c0 d4efe6a0 d4ef0
[ 1351.012497] ba20: c09815c8 df9c7fdc d65cba7c 00001000 d4efe680 00000100 00000
[ 1351.020711] ba40: 00000001 00000007 c0981340 df9c7ff0 d65cbaf4 d65cba60 c00d0
[ 1351.028925] ba60: 000001c1 00002184 00000000 c0982000 00000034 c09365d0 c082c
[ 1351.037139] ba80: c0982ccf c0935d94 00000001 df5ceda8 c0981600 000000cc 00000
[ 1351.045352] baa0: c0982000 024213ca 000001c1 c0931248 00000100 ffffffff df5c4
[ 1351.053564] bac0: 60030013 00000000 00000000 00000627 00000007 d65ca000 c0930
[ 1351.061777] bae0: 024352ca c0982000 d65cbbcc d65cbaf8 c00da2a4 c00d9698 d65c0
[ 1351.069989] bb00: c069adc4 00000001 d533fc00 d533c064 60030013 00000003 00000
[ 1351.078203] bb20: 00000000 0000002d d65cbb64 d65cbb38 c0071e30 c06883d8 00000
[ 1351.086416] bb40: 024352ca 00000001 00000000 c0936664 00000000 000001c1 00008
[ 1351.094628] bb60: 024213ca c0982000 d4f39d90 df9c7e2c 005ff000 00000000 005f0
[ 1351.102842] bb80: d65cbbcc c0982000 00000000 c0981340 00000000 00000001 00000
[ 1351.111055] bba0: d65cbbcc 00000627 00000007 00000020 00000007 00000c00 d4f30
[ 1351.119268] bbc0: d65cbc24 d65cbbd0 c00df024 c00da178 d66d0780 d4f39bd8 df9c4
[ 1351.127482] bbe0: d65cbc24 d65cbbf0 00600000 00000000 005ff000 00000000 00008
[ 1351.135695] bc00: 00000600 d4f39bd4 d66d0780 00000020 00000020 00000001 d65c8
[ 1351.143909] bc20: c00df2ac c00def40 00000020 d65cbce0 00000000 d4f39af0 d65c8
[ 1351.152122] bc40: d4f39bd4 d66d0780 0060008a 00000000 40000000 00000600 d65c8
[ 1351.160335] bc60: c00df430 c00df178 00000600 00000601 d65cbe88 00001000 00000
[ 1351.168548] bc80: d65cbe0c d65cbc90 c014c6cc c00df3bc 00000600 00000601 c01c0
[ 1351.176761] bca0: 00000602 d66d07e8 00000000 00000010 d66d0780 00000000 d4f30
[ 1351.184974] bcc0: d4f39e00 d65cbce0 d65cbd20 00000000 00000010 00000000 c0690
[ 1351.193187] bce0: df9c7550 df9c7574 df9c7598 df9c75bc df9c75e0 df9c7604 df9cc
[ 1351.201400] bd00: df9c7670 df9c7694 df9c76b8 df9c76dc df9c7700 df9c7724 df9cc
[ 1351.209613] bd20: 00000000 00001000 c069adc4 00000000 00001000 00c0008a 00000
[ 1351.217826] bd40: d65cbd6c d66d0e40 d65cbddc d65cbe00 00000000 d66abd68 d66d0
[ 1351.226038] bd60: d65cbdac d65cbd70 c011ff04 c018aef4 d66d0e40 00000000 00600
[ 1351.234251] bd80: d66abd68 00000001 00000000 00000000 00000000 d66abd68 d66d0
[ 1351.242465] bda0: d65cbe44 d65cbdb0 c014c144 c0127654 00010000 d65cbdc0 02405
[ 1351.250679] bdc0: d65cbf30 d66d0e40 00000010 d66d00c0 0000002d 00000010 c0135
[ 1351.258891] bde0: 00000000 d66d0780 d65cbe88 d66d0780 00a00000 00c0008a 00000
[ 1351.267104] be00: d65cbe3c d65cbe10 c014c90c c014c37c 00000000 00000000 d66d0
[ 1351.275317] be20: c014c88c d671ff00 00600000 00000000 d65cbe64 d65cbe40 c0148
[ 1351.283530] be40: 00000000 c014bf84 d671ff00 d65cbec0 00a00000 00010000 d65c8
[ 1351.291742] be60: c014b738 c014b608 00000000 00000003 00000000 c014afe8 00000
[ 1351.299956] be80: 00600000 00000000 00600000 00000000 00000001 d66d0e40 d65c0
[ 1351.308169] bea0: d65cbf30 00000000 d66d0780 01000000 d65cbf0c d65cbec0 c0144
[ 1351.316383] bec0: 00010000 01000000 00000004 d66d0e40 00600000 00000000 d65c0
[ 1351.324595] bee0: 00000000 00000000 d66d0780 d66d0780 01000000 00000000 d66d0
[ 1351.332809] bf00: d65cbf64 d65cbf10 c0120eb4 c014b8f8 01000000 00000000 00000
[ 1351.341021] bf20: 00000000 00000000 00000000 00000000 00600000 00000000 00000
[ 1351.349234] bf40: 00000000 00000008 00000007 c000fe24 d65ca000 01000000 d65c8
[ 1351.357448] bf60: c01218bc c0120d18 ffffffff 000007ff 000000c1 00000004 000d0
[ 1351.365661] bf80: 00000000 01000000 000000ef c000fe24 d65ca000 00000000 00008
[ 1351.373874] bfa0: c000fc60 c01217b0 01000000 00000000 00000008 00000007 00000
[ 1351.382088] bfc0: 01000000 00000000 01000000 000000ef 00000008 00000000 00008
[ 1351.390301] bfe0: 000ba12c be89248c 0001b418 b6ed7276 60030030 00000008 00000
[ 1351.398509] Backtrace:
[ 1351.400977] [<c00d9204>] (__rmqueue) from [<c00d9d68>] (get_page_from_freeli)
[ 1351.409361] r10:df9c7ff0 r9:c0981340 r8:00000007 r7:00000001 r6:1ec99000 r55
[ 1351.417263] r4:00000100
[ 1351.419818] [<c00d968c>] (get_page_from_freelist) from [<c00da2a4>] (__alloc)
[ 1351.429336] r10:c0982000 r9:024352ca r8:00000000 r7:c0936664 r6:d65ca000 r57
[ 1351.437239] r4:00000627
[ 1351.439793] [<c00da16c>] (__alloc_pages_nodemask) from [<c00df024>] (__do_pa)
[ 1351.449486] r10:00000000 r9:d4f39bd4 r8:00000c00 r7:00000007 r6:00000020 r57
[ 1351.457388] r4:00000627
[ 1351.459943] [<c00def34>] (__do_page_cache_readahead) from [<c00df2ac>] (onde)
[ 1351.469373] r10:00000001 r9:00000020 r8:00000020 r7:d66d0780 r6:d4f39bd4 r50
[ 1351.477275] r4:d66d07e8
[ 1351.479828] [<c00df16c>] (ondemand_readahead) from [<c00df430>] (page_cache_)
[ 1351.489170] r10:00000600 r9:40000000 r8:00000000 r7:0060008a r6:d66d0780 r54
[ 1351.497070] r4:d66d07e8
[ 1351.499627] [<c00df3b0>] (page_cache_async_readahead) from [<c014c6cc>] (__g)
[ 1351.509841] r6:df9c7550 r5:00000001 r4:00001000
[ 1351.514505] [<c014c370>] (__generic_file_splice_read) from [<c014c90c>] (gen)
[ 1351.524373] r10:00600000 r9:00000000 r8:00c0008a r7:00a00000 r6:d66d0780 r58
[ 1351.532274] r4:d66d0780
[ 1351.534826] [<c014c88c>] (generic_file_splice_read) from [<c014b674>] (do_sp)
[ 1351.543471] r9:00000000 r8:00600000 r6:d671ff00 r5:c014c88c r4:d66d0780
[ 1351.550244] [<c014b5fc>] (do_splice_to) from [<c014b738>] (splice_direct_to_)
[ 1351.558802] r7:00010000 r6:00a00000 r5:d65cbec0 r4:d671ff00
[ 1351.564520] [<c014b688>] (splice_direct_to_actor) from [<c014b984>] (do_spli)
[ 1351.573339] r10:01000000 r9:d66d0780 r8:00000000 r7:d65cbf30 r6:01000000 r58
[ 1351.581241] r4:d66d0e40
[ 1351.583794] [<c014b8ec>] (do_splice_direct) from [<c0120eb4>] (do_sendfile+0)
[ 1351.591828] r9:d66d0e40 r8:d66d0e40 r7:00000000 r6:01000000 r5:d66d0780 r4:0
[ 1351.599648] [<c0120d0c>] (do_sendfile) from [<c01218bc>] (SyS_sendfile64+0x1)
[ 1351.607508] r10:01000000 r9:d65ca000 r8:c000fe24 r7:00000007 r6:00000008 r50
[ 1351.615408] r4:00000000
[ 1351.617963] [<c01217a4>] (SyS_sendfile64) from [<c000fc60>] (ret_fast_syscal)
[ 1351.625998] r10:00000000 r9:d65ca000 r8:c000fe24 r7:000000ef r6:01000000 r50
[ 1351.633900] r4:01000000
[ 1351.636452] Code: e3a03034 e5980000 e0237293 e3a0cc01 (e5801004)
[ 1351.642571] ---[ end trace 3d49b9055fdf0e0c ]---
[ 1351.647209] note: cp[827] exited with preempt_count 1
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We have followed the below instruction for partition the EMMC.
Regards,
Swapnil