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标题: AM5728启动问题 [打印本页]

作者: linuxfans 时间: 2019-9-25 00:48
标题: AM5728启动问题
您好，在内核启动过程中发现了如下问题：

[ 65.615542] irq 38: nobody cared (try booting with the "irqpoll" option)
[ 65.615556] CPU: 0 PID: 24 Comm: irq/38-palmas Not tainted 4.4.19 #4
[ 65.615564] Hardware name: Generic DRA74X (Flattened Device Tree)
[ 65.615571] Backtrace:
[ 65.615595] [<c00131a4>] (dump_backtrace) from [<c00133a0>] (show_stack+0x18/0x1c)
[ 65.615602]  r7:00000026 r6:20000193 r5:00000000 r4:c0976e8c
[ 65.615630] [<c0013388>] (show_stack) from [<c02b3bec>] (dump_stack+0x8c/0xa0)
[ 65.615646] [<c02b3b60>] (dump_stack) from [<c0082a0c>] (__report_bad_irq+0x30/0xd4)
[ 65.615652]  r7:00000026 r6:00000002 r5:00000000 r4:eea13600
[ 65.615678] [<c00829dc>] (__report_bad_irq) from [<c0082e40>] (note_interrupt+0x2ac/0x2fc)
[ 65.615684]  r9:eea13600 r8:00000026 r7:00000026 r6:00000002 r5:00000000 r4:eea13600
[ 65.615712] [<c0082b94>] (note_interrupt) from [<c0080288>] (handle_irq_event_percpu+0x104/0x160)
[ 65.615718]  r10:c09a6832 r9:eea13600 r8:00000026 r7:00002008 r6:00000002 r5:00000002
[ 65.615740]  r4:00000000 r3:00000000
[ 65.615757] [<c0080184>] (handle_irq_event_percpu) from [<c0080324>] (handle_irq_event+0x40/0x64)
[ 65.615764]  r10:00000000 r9:20000193 r8:00000001 r7:eea22410 r6:eea13610 r5:eea13660
[ 65.615784]  r4:eea13600
[ 65.615797] [<c00802e4>] (handle_irq_event) from [<c0083508>] (handle_level_irq+0xb4/0x13c)
[ 65.615803]  r7:eea22410 r6:eea13610 r5:eea13660 r4:eea13600
[ 65.615824] [<c0083454>] (handle_level_irq) from [<c007f864>] (generic_handle_irq+0x2c/0x3c)
[ 65.615830]  r7:eea22410 r6:eea22468 r5:eea22464 r4:00000000
[ 65.615856] [<c007f838>] (generic_handle_irq) from [<c02f1958>] (omap_gpio_irq_handler+0x134/0x174)
[ 65.615869] [<c02f1824>] (omap_gpio_irq_handler) from [<c0080238>] (handle_irq_event_percpu+0xb4/0x160)
[ 65.615874]  r10:c09a6832 r9:eea133c0 r8:00000025 r7:00000000 r6:00000000 r5:eea13420
[ 65.615894]  r4:eea14a40
[ 65.615908] [<c0080184>] (handle_irq_event_percpu) from [<c0080324>] (handle_irq_event+0x40/0x64)
[ 65.615914]  r10:c008128c r9:eeae6040 r8:ee808000 r7:00000000 r6:c09770e4 r5:eea13420
[ 65.615934]  r4:eea133c0
[ 65.615946] [<c00802e4>] (handle_irq_event) from [<c0083650>] (handle_fasteoi_irq+0xc0/0x194)
[ 65.615952]  r7:00000000 r6:c09770e4 r5:eea13420 r4:eea133c0
[ 65.615973] [<c0083590>] (handle_fasteoi_irq) from [<c007f864>] (generic_handle_irq+0x2c/0x3c)
[ 65.615979]  r7:00000000 r6:00000000 r5:00000025 r4:c0946424
[ 65.616001] [<c007f838>] (generic_handle_irq) from [<c007fb3c>] (__handle_domain_irq+0x64/0xbc)
[ 65.616012] [<c007fad8>] (__handle_domain_irq) from [<c000948c>] (gic_handle_irq+0x40/0x7c)
[ 65.616017]  r9:eeae6040 r8:fa213000 r7:fa212000 r6:eeb05e80 r5:fa21200c r4:c094c8e0
[ 65.616042] [<c000944c>] (gic_handle_irq) from [<c0013e80>] (__irq_svc+0x40/0x74)
[ 65.616049] Exception stack(0xeeb05e80 to 0xeeb05ec8)
[ 65.616059] 5e80: eea13660 a0000093 00000000 eeb04000 eea13600 eea13660 eeae6040 eea13610
[ 65.616068] 5ea0: eea13600 eeae6040 c008128c eeb05edc eeb05ee0 eeb05ed0 c00811ac c068f188
[ 65.616075] 5ec0: 60000013 ffffffff
[ 65.616081]  r9:eeae6040 r8:eea13600 r7:eeb05eb4 r6:ffffffff r5:60000013 r4:c068f188
[ 65.616111] [<c068f140>] (_raw_spin_unlock_irq) from [<c00811ac>] (irq_finalize_oneshot.part.1+0x84/0xe0)
[ 65.616123] [<c0081128>] (irq_finalize_oneshot.part.1) from [<c00812e0>] (irq_thread_fn+0x54/0x5c)
[ 65.616129]  r7:00000001 r6:00000000 r5:eea13600 r4:eeae6040
[ 65.616152] [<c008128c>] (irq_thread_fn) from [<c00815b8>] (irq_thread+0x140/0x1f8)
[ 65.616157]  r7:00000001 r6:00000000 r5:eeae6064 r4:eeb04000
[ 65.616180] [<c0081478>] (irq_thread) from [<c004fc28>] (kthread+0xe4/0xfc)
[ 65.616186]  r10:00000000 r9:00000000 r8:00000000 r7:c0081478 r6:eeae6040 r5:eeae6080
[ 65.616206]  r4:00000000
[ 65.616219] [<c004fb44>] (kthread) from [<c000fb88>] (ret_from_fork+0x14/0x2c)
[ 65.616225]  r7:00000000 r6:00000000 r5:c004fb44 r4:eeae6080
[ 65.616240] handlers:
[ 65.616249] [<c008039c>] irq_default_primary_handler threaded [<c0403194>] regmap_irq_thread
[ 65.616264] Disabling IRQ #38
[ 65.617213] palmas 0-0058: Muxing GPIO 2f, PWM 0, LED 0

百度了下发现这个regmap主要是控制总线通用接口，但是这段异常信息看不太懂，能不能请帮忙看下问题具体出现在哪里？是哪里导致的该问题，谢谢。

作者: 梁淑怡-Tronlong 时间: 2019-9-25 14:46
您好，
目前没有遇到类似问题，暂无法提供有效的排查建议。

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