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Fixed

LIN6-9205 : intel-quark: boot print call trace with CONFIG_DMA_API_DEBUG=y

Created: Jan 12, 2015    Updated: Dec 3, 2018
Resolved Date: Jan 22, 2015
Found In Version: 6.0
Fix Version: 6.0.0.17
Severity: Standard
Applicable for: Wind River Linux 6
Component/s: BSP - Async, Kernel

Description

[   17.056092] ------------[ cut here ]------------
[   17.059486] WARNING: at /intel-quark/bitbake_build/tmp/work/intel_quark-wrs-linux/linux-windriver/3.10-r0/linux/lib/dma-debug.c:937 check_unmap+0x49f/0x930()
[   17.016102] Sending DHCP requests .
[   17.060039] stmmaceth 0000:00:14.6: DMA-API: device driver failed to check map error[device address=0x000000000ce22002] [size=90 bytes] [mapped as single]
[   17.060039] Modules linked in:
[   17.060039] CPU: 0 PID: 0 Comm: swapper Not tainted 3.10.62-ltsi-WR6.0.0.0_standard #1
[   17.060039] Hardware name: Intel Corp. QUARK/GalileoGen2, BIOS 0x010100F2 01/01/2014
[   17.060039]  c0093e0c c0093e0c c0093dd4 c1568762 c0093dfc c1026c9e c168ba3c c0093e28
[   17.060039]  000003a9 c133de1f c133de1f ce8f23b0 c1649425 ce4613c0 c0093e14 c1026cf3
[   17.060039]  00000009 c0093e0c c168ba3c c0093e28 c0093e80 c133de1f c168b1f0 000003a9
[   17.060039] Call Trace:
[   17.060039]  [<c1568762>] dump_stack+0x16/0x18
[   17.060039]  [<c1026c9e>] warn_slowpath_common+0x5e/0x80
[   17.060039]  [<c133de1f>] ? check_unmap+0x49f/0x930
[   17.060039]  [<c133de1f>] ? check_unmap+0x49f/0x930
[   17.060039]  [<c1026cf3>] warn_slowpath_fmt+0x33/0x40
[   17.060039]  [<c133de1f>] check_unmap+0x49f/0x930
[   17.060039]  [<c1054622>] ? sched_clock_local.constprop.2+0x42/0x160
[   17.060039]  [<c133e312>] debug_dma_unmap_page+0x62/0x70
[   17.060039]  [<c13fe4f2>] stmmac_tx_clean+0x152/0x470
[   17.060039]  [<c13fe81d>] stmmac_tx_timer+0xd/0x10
[   17.060039]  [<c1034ff2>] call_timer_fn+0x32/0x140
[   17.060039]  [<c13fe810>] ? stmmac_tx_clean+0x470/0x470
[   17.060039]  [<c103546e>] run_timer_softirq+0x19e/0x2b0
[   17.060039]  [<c13fe810>] ? stmmac_tx_clean+0x470/0x470
[   17.060039]  [<c102e6cb>] __do_softirq+0xab/0x200
[   17.060039]  [<c102e620>] ? __tasklet_hrtimer_trampoline+0x40/0x40
[   17.060039]  <IRQ>  [<c102e92e>] ? irq_exit+0x6e/0x90
[   17.060039]  [<c1571bd4>] ? smp_apic_timer_interrupt+0x54/0x84
[   17.060039]  [<c105d824>] ? ktime_get+0x54/0xe0
[   17.060039]  [<c156b84a>] ? apic_timer_interrupt+0x2a/0x30
[   17.060039]  [<c10072fd>] ? default_idle+0x1d/0xf0
[   17.060039]  [<c1007b4e>] ? arch_cpu_idle+0x1e/0x20
[   17.060039]  [<c105ca67>] ? cpu_startup_entry+0xe7/0x1f0
[   17.060039]  [<c1561162>] ? rest_init+0x72/0x80
[   17.060039]  [<c1762a2e>] ? start_kernel+0x32c/0x332
[   17.060039]  [<c176253e>] ? repair_env_string+0x51/0x51
[   17.060039]  [<c1762364>] ? i386_start_kernel+0x12e/0x131
[   17.060039] ---[ end trace 8e8906bcf7debab3 ]---
[   17.060039] Mapped at:
[   17.060039]  [<c133d895>] debug_dma_map_page+0x55/0x140
[   17.060039]  [<c13fef00>] stmmac_xmit+0x190/0x5c0
[   17.060039]  [<c147fe28>] dev_hard_start_xmit+0x2e8/0x560
[   17.060039]  [<c14989a9>] sch_direct_xmit+0xa9/0x1b0
[   17.060039]  [<c1480240>] dev_queue_xmit+0x1a0/0x480

Steps to Reproduce

# Generated by wrlinux configure at Fri Jan  9 19:28:13 CST 2015
/wrlinux-6/wrlinux/configure --enable-kernel=standard --enable-rootfs=glibc-std --enable-board=intel-quark --enable-parallel-pkgbuilds=30 --enable-jobs=30 --enable-reconfig=yes --with-layer=/wrlinux-newnew/wr-testing/bts-dev --with-template=feature/bts --enable-test=yes --with-rcpl-version=0

boot 

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