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[参考译文] AM5726:skbuff:SKB_over_panic 在软重启时致命崩溃

Guru**** 2548420 points


请注意,本文内容源自机器翻译,可能存在语法或其它翻译错误,仅供参考。如需获取准确内容,请参阅链接中的英语原文或自行翻译。

https://e2e.ti.com/support/processors-group/processors/f/processors-forum/1175586/am5726-skbuff-skb_over_panic-fatal-crash-on-soft-reboot

器件型号:AM5726

您好!

我们正在努力将 Linux 内核从 4.19升级到 v4.19.94

但是、我们会继续遇到一个奇怪的问题。 软重新启动时、发生致命崩溃、系统挂起。 循环通电不会导致此崩溃。

我们使用的 SDK 为  06.03.00.106

如果有任何帮助、我们将不胜感激!

谢谢、

Daksh

以下是来自崩溃的日志-

秘书长的报告
[116.292507] skbuff:SKB_over_panic:text:77b3b147 len:65535 put:65535 head:8ca2beec data:acffeb00 tail:0xe8de8ac1 end:0xe8dd8b00 dev:
[116.304951]内部错误:Oops -未定义的指令:0 [#1]抢占 SMP ARM
[116.312294]链接的模块:xT_conntrack XT_multiport iptable_filter ip_tables x_tables dataeth (O) bbvsync (O) dvrf (O) cmemk (O) xln_prueling dwc3 omap_wdt ahci_platform libhci_libb2_pruat_mcumb2_pru_pru_mcyb2_pruat_mu_pru_pruat_mcum_pru_pru_pru_omap_pru_pru_pru_mc
[116.336737] CPU:0 PID:3794 Comm:Java 已污染:G O 4.19.94-134935-gd4779c8a61e5 #2
[116.345709]硬件名称:通用 DRA74X (平展设备树)
[116.351764] PC 位于 skb_pany+0x64/0x68
[116.355662] LR 位于_IRQ_Work_queue_local+0x40/0x7c
[116.360673] PC:[ ] LR:[ ] PSR:600b0193
[116.416731] sp:cf3afbb0 IP:cf3afac0 fp:cf3afbd4
[116.421915] R10:edc77540 R9:bf13d3d8 R8:bf13f000
[117.523938] r7:e8dd8b00 r6:e8de8ac1 r5:e8de8ac1 r4:e8dd8ac2
[117.530414] r3:ca02db31 r2:ca02db31 r1:eed663ec r0:0000007f
[117.536892]标志:nZCv 在模式 SVC_32 ISA ARM 段用户上关闭 FIQ 的 IRQ
[117.544056]控制:30c5387d 表:932fd140 DAC:fffffffd
[117.5497959]处理 Java (pid:3794、栈限制= 0xd8b6e0ee)
[117.5546]堆栈:(0xcf3afbb0至0xcf3b0000)
[117.559869] fba0:0000FFFF e8dd8a80 e8dd8ac2 e8de8ac1
[117.567983] fbc0:e8dd8b00 c0be964c cf3afbf4 cf3afbd8 c0766d00 c076d180 0000FFFF ffff ffff
[117.576099] fbe0:d4575d40 bf13f3c0 cf3afc64 cf3afbf8 bf13a8d0 c0766cb4 4d864e45 0000000e
[117.584211] fc00:cf3afca4 cf3afc10 c025fbdc c025bd88 000001f0 e9999b80 600b0193 0000FFFF
[117.592327] fc20:00000000 0000FFFF d4574800 d4575d84 0000000b 2df13000 cf3afc64 ffff
[117.600441] fc40:bf13f000 0108000c 01021060 01020060 bf13d3d8 bf13f3c0 cf3afc9c cf3afc68
[117.608556] fc60:bf13ae80 bf13a740 eed6d100 bf13d6b4 00000001 e4475c00 e0bf7268 00000000
[117.616671] fc80:cf3afce8 000000ce e0bf7200 c1041e18 cf3afce4 cf3afca0 c0286acc bf13adbc
[117.624786] fca0:00000000 00000008 001f98c8 c0b7e7e4 c0b7e7d0 c0b7e7a8 c024ce44 c1005c88
[117.632900] fcc0:e0bf7268 e0bf7200 eea52240 00000001 200b0193 00000000 cf3afd0c cf3afce8
[117.641013] fce0:c0286bd8 c0286a70 00000000 ca02db31 cf3afd14 e0bf7200 e0bf7268 ee52298
[117.649125] fd00:cf3afd2c cf3afd10 c0286c6c c0286bb0 e0bf7200 e0bf7268 eea52298 eea52240
[117.657238] FD20:cf3afd44 cf3afd30 c028a5cc c0286c38 00000004 ea52294 cf3afd54 cf3afd48
[117.665352] fd40:c0285cc8 c028a540 cf3afd8c cf3afd58 c0562bec c0285ca8 c07773d8 fa05902c
[117.673467] fd60:cf3afd7c eea46d40 eea43568 00000000 cf3afdd8 00000028 eea43500 c1041e18
[117.681581] fd80:cf3afdd4 cf3afd90 c0286acc c0562af8 c05f1b5c c086c804 cf3afdd4 c0b7e7e4
[117.689695] fda0:c0b7e7d0 c0b7e7a8 00000000 c1005c88 ee43568 ee43500 00000001 ee80c000
[117.697807] fdc0:cf3ae000 000a6800 cf3afdfc cf3afdd8 c0286bd8 c0286a70 00000000 ca02db31
[117.705921] fde0:00000001 eea43500 eea43568 c1023e18 cf3afe1cf3afe00 c0286c6c c0286bb0
[117.714034] fe00:eea43500 eea43568 c1023e18 00000001 cf3afe3cf3afe20 c028a9bc c0286c38
[117.722147] fe20:c0e59bfc 00000000 cf3affb0 00000001 cf3afe4c cf3afe40 c0285cc8 c028a908
[117.730261] fe40:cf3afe74 cf3afe50 c028632c c0285c8 c1006104 fa21200c fa212000 cf3afea0
[117.738375] fe60:fa213000 cf3ae000 cf3afe9c cf3afe78 c0549b14 c02862d4 c020e0 600b0113
[117.746490] fe80:FFFFFFFF cf3afed4 ee80c000 cf3ae000 cf3aff4c cf3afea0 c02019f8 c0549adc
[117.754604]特性0:2df13000 00000000 2df13000 c0e59c40 00000082 00000000 00000000 00000001
[117.762717] fec0:ee80c000 a22dd168 000a6800 cf3aff4c 00400040 cf3afef0 00400040 c020e0
[117.770831] fee0:600b0113 ffffff 0e0f4a00 bf000000 c024cf88 ee808c00 c1006104 c0a02e78
[117.778943] ff00:00400040 ee80c000 c1003d00 ffffb835 0000000a c0e59c40 c0e53358 c1003080
[117.787055] ff20:cf3aff4c c0e59bfc 00000000 00000001 ee80c000 a22dd168 000a6800
[117.795169] ff40:cf3aff5c cf3aff50 c0232170 c02044 cf3aff84 cf3aff60 c0286330 c02320a8
[117.803283] ff60:c1006104 fa21200c fa212000 cf3affb0 fa213000 a22dd168 cf3affac cf3aff88
[117.811398] ff80:c0549b14 c02862d4 9f99761c 600b0010 ffffff 30c5387d 30c5387d a22dd168
[117.819512] ffa0:00000000 cf3affb0 c0201d68 c0549adc 00000000 80046401 00000004 00000000
[117.827624] ffc0:9fccb000 a1a871a5 000a693c 00000000 97ebe918 a22dd168 000a6800 97ebe744
[117.835739] ffe0:a1a2702c 97ebe730 a1a15f34 9f99761c 600b0010 ffffff 00000000 00000000
[117.843849]回溯:
[117.846283][ ](skb_panic)从[ ](skb_put + 0x58/0x5c)
[117.853118][ ](skb_put)、从[ ](xil10g_read_host_packets+0x19c/0x4c4 [dataeth])
[117.862267] r7:bf13f3c0 r6:d4575d40 R5:ffff R4:0000FFFF
[117.867897][ ](xil10g_read_host_packets [dataeth])、来自[ ](xil10g_interrupt+0xd0/0x16c [dataeth])
[117.878597] R10:bf13f3c0 R9:bf13d3d8 R8:01020060 r7:01021060 R6:0108000c R5:bf13f000
[117.886363] R4:ffffff
[117.888889][ ](xil10g_interrupt [dataeth])、来自[ ](_handle_IRQ_EVENT_perpu + 0x68/0x140)
[117.898812] R10:c1041e18 R9:e0bf7200 R8:000000ce r7:cf3afce8 R6:00000000 R5:e0bf7268
[117.906577] R4:e4475c00
[117.909098][ ](_handle_irq_event_perpu)、来自[ ](handle_irq_event_perpu + 0x34/0x88)
[117.918677] R10:00000000 R9:200b0193 R8:00000001 r7:eea52240 R6:e0bf7200 R5:e0bf7268
[117.926442] R4:c1005c88
[117.928960][ ](handle_irq_event_perpu)、来自[ ](handle_IRQ_EVENT_+0x40/0x64)
[117.937760] R6:eea52298 R5:e0bf7268 R4:e0bf7200
[117.942347][ ](handle_irq_event)从[ ](handle_simple_irq+0x98/b0)
[117.950633] r7:eea52240 R6:eea52298 R5:e0bf7268 R4:e0bf7200
[117.956253][ ](handle_simple_IRQ)、来自[ ](generic_handle_IRQ+0x2C/0x3c)
[117.964708] R5:eea52294 R4:00000004
[117.968261][ ](generic_handle_IRQ)、来自[ ](OMAP-GPIO_IRQ_handler + 0x100/0x158)
[117.977239][ ](OMAP-GPIO_IRQ_handler)、来自[ ](_handle_IRQ_EVENT_perpu + 0x68/0x140)
[117.986734] R10:c1041e18 R9:eea43500 R8:00000028 r7:cf3afdd8 R6:00000000 R5:eea43568
[117.99449] R4:eea46d40
[117.997017][ ](_handle_irq_event_perpu)、来自[ ](handle_irq_event_perpu + 0x34/0x88)
[118.006597] R10:000a6800 R9:cf3ae000 R8:ee80c000 r7:00000001 R6:ee43500 R5:ee43568
[118.014362] r4:c1005c88
[118.016878 ](handle_irq_event_perpu)、来自[ ](handle_IRQ_EVENT_+0x40/0x64)
[118.025678] R6:c1023e18 R5:eea43568 R4:eea43500
[118.030262][ ](handle_irq_event)从[ ](handle_fasteoi_IRQ+0xc0/0x168)
[118.038721] r7:00000001 R6:c1023e18 R5:eea43568 R4:eea43500
[118.044340][ ](handle_fasteoi_IRQ)、来自[ ](generic_handle_IRQ+0x2C/0x3c)
[118.052883] r7:00000001 R6:cf3affb0 r5:00000000 r4:c0e59bfc
[118.058500][ ](generic_handle_IRQ)、来自[ ](_handle_domain_IRQ+0x64/bb)
[118.067135][ ](_handle_domain_IRQ)、来自[ ](GIC_Handle_IRQ+0x44/0x80)
[118.075421] R9:cf3ae000 R8:fa213000 r7:cf3afea0 R6:fa212000 r5:fa21200c r4:c1006104
[118.083108][ ](GIC_Handle_IRQ)、来自[ ](_IRQ_Svc+0x58/0x8c)
[118.090530]异常堆栈(0xcf3afea0至0xcf3afee8)
[118.095545]特性0:2df13000 00000000 2df13000 c0e59c40 00000082 00000000 00000000 00000001
[118.103659] fec0:ee80c000 a22dd168 000a6800 cf3aff4c 00400040 cf3afef0 00400040 c020e0
[118.111768] fee0:600b0113 ffffff
[118.115232] R9:cf3ae000 R8:ee80c000 r7:cf3afed4 R6:ffffff R5:600b0113 R4:c02020e0
[118.122920][ ](__do_softirq)、从[ ](IRQ_EXIT+0xd4/0x110)
[118.130174] R10:000a6800 R9:a22dd168 R8:ee80c000 r7:00000001 R6:00000000 R5:00000000
[118.137939] R4:c0e59bfc
[118.140457][ ](IRQ_EXIT)从[ ](_handle_domain_IRQ+0x68/bb)
[118.148227][ ](_handle_domain_IRQ)、来自[ ](GIC_Handle_IRQ+0x44/0x80)
[118.156514] R9:a22dd168 R8:fa213000 r7:cf3affb0 R6:fa212000 r5:fa21200c r4:c1006104
[118.164199][ ](GIC_Handle_IRQ)、来自[ ](_IRQ_USR+0x48/0x60)
[118.171623]异常堆栈(0xcf3affb0至0xcf3afff8)
[118.176633] ffa0:00000000 80046401 00000004 00000000
[118.184748] ffc0:9fccb000 a1a871a5 000a693c 00000000 97ebe918 a22dd168 000a6800 97ebe744
[118.192861] ffe0:a1a2702c 97ebe730 a1a15f34 9f99761c 600b0010 ffffff
[118.199424] R9:a22dd168 R8:30c5387d r7:30c5387d R6:ffff R5:600b0010 R4:9f99761c
[118.207109]代码:e58d3014 e34c00be e59c3058 ebec6028 (e7f001f2)
[118.213158]--[结束线迹616bfb8c74bc354b ]-->
[118.217741]内核严重错误-未同步:中断中出现致命异常
[118.2244051] CPU1:停止
[118.226744] CPU:1 PID:3797 Comm:Java 污染:G D O 4.19.94-134935-gd4779c8a61e5 #2
[118.235716]硬件名称:通用 DRA74X (平展设备树)
[118.241758]回扫:
[118.244194][ ](dump_backtrace)从[ ](show_stack+0x18/0x1c)
[118.251705] r7:d384dc20 r6:600d0193 r5:00000000 r4:c1040238
[118.257326][ ](show_stack)从[ ](dump_stack+0x9C/b0)
[118.264497][ ](dump_stack)从[ ](handle_ipi+0x1b0/0x1dc)
[118.271835] r7:d384dc20 r6:00000001 r5:00000000 r4:c0e59bfc
[118.277452][ ](handle_ipi)从[ ](GIC_Handle_IRQ+0x7c/0x80)
[118.284960] R6:fa212000 R5:fa21200c R4:c1006104
[118.289544][ ](GIC_Handle_IRQ)、来自[ ](_IRQ_Svc+0x58/0x8c)
[118.296966]异常堆栈(0xd384dc20至0xd384dc68)
[118.301978] dc20:00000000 00000002 c1006106 00000003 d384dc80 c1005c88 00000000 c020f330
[118.310091] dc40:00000000 00000001 d384dcf8 d384dcb4 00000001 d384dc70 c086ee28 c02b6b84
[118.318201] dc60:200d0113 ffff
[118.321663] R9:d384c000 R8:00000000 r7:d384dc54 R6:ffffff R5:200d0113 R4:c02b6b84
[118.329350][ ](SMP_call_function_single)、来自[ ](SMP_call_function_manify_0x2f4/0x314)
[118.338928] r7:c1005cbc r6:00000000 r5:00000001 r4:c1005da4
[118.344545][ ](SMP_call_function_many)、来自[ ](broadcast_tlb_mm_a15_erratam+0xa8/0xdc)
[118.354296] R10:c1005c88 R9:c0219e18 R8:edf41e00 r7:ffe000 R6:edf41e00 R5:00000000
[118.362060] r4:c1005c88
[118.364576][ ](broadcast_tlb_mm_a15_erratum)、来自[ ](flush_tlb_page+0xa4/0xe8)
[118.37363636] r7:9fcd3000 R6:04600000 R5:d479a5b0 R4:c1005c88
[118.379254][ ](flush_tlb_page)从[ ](ptep_clear_flush+0x74/0x78)
[118.387277] R5:d479a5b0 R4:d0cc9fdf
[118.390830][ ](ptep_clear_flush)从[ ](wp_page_copy+0x33c/0x648)
[118.398858] R9:c71f075f R8:00e00000 r7:d479a5b0 R6:ef7c65c0 R5:ef922c44 R4:d384de30
[118.406542][ ](wp_page_copy)从[ ](do_wp_page+b8/0x618)
[118.413968] R10:edf41e3c R9:ffe000 R8:00000000 r7:00000000 R6:d479a5b0 R5:c1005c88
[118.421733] R4:d384de30
[118.424249][ ](do _wp_page)、从[ ](handle_mm_FAULT+0x704/0xda4)
[118.432017] R9:ffe000 R8:00000000 r7:00000000 R6:d0cc97df R5:00000040 R4:c1005c88
[118.439699][ ](handle_mm_FAULT)从[ ](do_page_FAULT+0x124/0x33c)
[118.447726] r10:edf41e3c r9:d479a5b0 r8:00000a0f r7:9fcd3338 r6:edf41e00 r5:e53fec00
[118.455491] R4:d384dfb0
[118.458004][ ](DE_PAGE_FAULT)从[ ](DO_DataAbort+0x48/0xe0)
[118.465600] R10:a0c5bc00 R9:a22dd168 R8:d384dfb0 r7:c100a61c R6:9fcd3338 R5:00000a0f
[118.473364] R4:c1005c88
[118.475878][ ](DO 数据中止)从[ ](_dabt_usr+0x40/0x60)
[118.483214]异常堆栈(0xd384dfb0至0xd384dff8)
[118.488226] dfa0:00000000 00000040 9fcd3338 9fccb000
[118.496339] dfc0:00000000 a1a871a5 a0c5bd3c 00000000 97dce944 a22dd168 a0c5bc00 97dce704
[118.504451] dfe0:000014ea 97dce6d8 9f9960a4 9f995fbc 800d0010 ffffff
[118.511013] R9:a22dd168 R8:30c5387d r7:30c5387d R6:ffff R5:800d0010 R4:9f995fbc
[118.518705]--[结束内核紧急状态-未同步:中断中的致命异常]--

  • 请注意,本文内容源自机器翻译,可能存在语法或其它翻译错误,仅供参考。如需获取准确内容,请参阅链接中的英语原文或自行翻译。
    [引用 userid="473809" URL"~/support/processors-group/processors/f/processors-forum/1175586/am5726-skbuff-skb_over_panic-fatal-crash-on-soft-reboot "](OMAP-GPIO_IRQ_handler + 0x100/0x158)[/quot]

    Daksh、

    从日志中看、似乎有一个 GPIO 中断被触发。 您能否在最后检查已配置了哪些 GPIO? 似乎软重启使 GPIO 处于意外状态。

    此致、

    基尔西