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Message-ID: <20170508182327.GB3305@red-moon>
Date: Mon, 8 May 2017 19:23:27 +0100
From: Lorenzo Pieralisi <lorenzo.pieralisi@....com>
To: Peter Senna Tschudin <peter.senna@...labora.com>
Cc: Kishon Vijay Abraham I <kishon@...com>,
Bjorn Helgaas <bhelgaas@...gle.com>,
Jingoo Han <jingoohan1@...il.com>,
Richard Zhu <hongxing.zhu@....com>,
Lucas Stach <l.stach@...gutronix.de>,
Murali Karicheri <m-karicheri2@...com>,
Minghuan Lian <minghuan.Lian@...escale.com>,
Mingkai Hu <mingkai.hu@...escale.com>,
Roy Zang <tie-fei.zang@...escale.com>,
Thomas Petazzoni <thomas.petazzoni@...e-electrons.com>,
Niklas Cassel <niklas.cassel@...s.com>,
Jesper Nilsson <jesper.nilsson@...s.com>,
Joao Pinto <Joao.Pinto@...opsys.com>,
Zhou Wang <wangzhou1@...ilicon.com>,
Gabriele Paoloni <gabriele.paoloni@...wei.com>,
Stanimir Varbanov <svarbanov@...sol.com>,
Pratyush Anand <pratyush.anand@...il.com>,
linux-pci@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
linux-kernel@...r.kernel.org
Subject: Re: Regression: 442ec4c04d1: PCI: dwc: all: Split struct pcie_port
into host-only and core structures
On Mon, May 08, 2017 at 05:02:24PM +0200, Peter Senna Tschudin wrote:
[...]
> [ 0.880800] Unhandled fault: external abort on non-linefetch (0x1008) at 0xf0a40000
^^^^^^
That's the fsr, 0x8 should be the hook number or I am reading it wrong ?
Lorenzo
> [ 0.888416] pgd = 80004000
> [ 0.891112] [f0a40000] *pgd=7e01d811, *pte=01f40243, *ppte=01f40013
> [ 0.897384] Internal error: : 1008 [#1] SMP ARM
> [ 0.901903] Modules linked in:
> [ 0.904951] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 4.11.0-next-20170508-dirty #106
> [ 0.912775] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
> [ 0.919302] task: ee908000 task.stack: ee906000
> [ 0.923836] PC is at dw_pcie_read+0x60/0x8c
> [ 0.928005] LR is at dw_pcie_rd_conf+0x188/0x1e0
> [ 0.932616] pc : [<804125b8>] lr : [<80413308>] psr: 60000093
> [ 0.932616] sp : ee907af0 ip : ee907b00 fp : ee907afc
> [ 0.944096] r10: 00000000 r9 : eea28b10 r8 : 00000000
> [ 0.949317] r7 : 00000000 r6 : 00000000 r5 : f0a40000 r4 : eea28b28
> [ 0.955840] r3 : 00000000 r2 : ee907b6c r1 : 00000004 r0 : f0a40000
> [ 0.962368] Flags: nZCv IRQs off FIQs on Mode SVC_32 ISA ARM Segment none
> [ 0.969589] Control: 10c5387d Table: 1000404a DAC: 00000051
> [ 0.975330] Process swapper/0 (pid: 1, stack limit = 0xee906210)
> [ 0.981333] Stack: (0xee907af0 to 0xee908000)
> [ 0.985686] 7ae0: ee907b54 ee907b00 80413308 80412564
> [ 0.993864] 7b00: 01f40000 00000000 02000000 00000000 00040000 804126ec 01f40000 00000000
> [ 1.002041] 7b20: 804126ec 00000004 ee907b44 80413180 ee907bd4 60000013 00000000 00000002
> [ 1.010220] 7b40: 00000000 eeb1be00 ee907b8c ee907b58 803f3eac 8041318c ee907b6c 80412564
> [ 1.018397] 7b60: 00000000 00000000 ee907b84 00000000 00000000 00000000 ee907bd4 0000ea60
> [ 1.026577] 7b80: ee907bcc ee907b90 803f6598 803f3e40 eea28b10 00000000 ee907bfc 80400974
> [ 1.034754] 7ba0: 00000000 00000000 eeb1be00 00000000 00000000 00000002 00000000 00000001
> [ 1.042932] 7bc0: ee907bf4 ee907bd0 803f7f08 803f6570 ee907bfc 80db80b4 00000008 eeb1be00
> [ 1.051109] 7be0: eea16000 00000000 ee907c14 ee907bf8 803f7fec 803f7ec4 00000008 eeb1be00
> [ 1.059287] 7c00: eea16000 00000002 ee907c3c ee907c18 803f902c 803f7f88 eeb1bc00 eeb1be00
> [ 1.067466] 7c20: eea16000 00000001 00000002 00000000 ee907c94 ee907c40 803f8d58 803f9008
> [ 1.075643] 7c40: 8010e080 802097c8 80a57698 00000001 00000000 00000000 00000000 00000000
> [ 1.083821] 7c60: 00000001 00ff0201 ee907c94 eea16000 eeb1bc00 eeb1bc14 00000001 00000001
> [ 1.091999] 7c80: 00000001 00000001 ee907cbc ee907c98 803f9088 803f8ab4 eeb1ba00 eeb1bc00
> [ 1.100177] 7ca0: eea15c00 00000000 00000001 00000001 ee907d14 ee907cc0 803f8ca0 803f9008
> [ 1.108355] 7cc0: 8010e080 802097c8 80a57698 00000000 00000000 00000000 00000000 00000000
> [ 1.116533] 7ce0: 00000001 00010100 ee907d14 eea15c00 eeb1ba00 eeb1ba14 00000000 00000000
> [ 1.124712] 7d00: ee803e10 00000000 ee907d3c ee907d18 803f9088 803f8ab4 00000000 eeb1ba00
> [ 1.132890] 7d20: 80d308b4 ee907d70 ee907d70 ee803e10 ee907d5c ee907d40 803f92d4 803f9008
> [ 1.141069] 7d40: ee907d70 80d308b4 eea28b28 80d3082c ee907da4 ee907d60 80413d20 803f9274
> [ 1.149247] 7d60: ee907d70 80d308b4 8016f3bc eefd9ef8 ee907d70 ee907d70 ee803e00 00000000
> [ 1.157425] 7d80: eea28b10 ee803e10 ee01a490 ee803e00 eefd9ef8 80c00660 ee907ddc ee907da8
> [ 1.165603] 7da0: 8041479c 80413adc 00010080 80a886e4 ee01a490 ee803e10 ee803e10 80d308fc
> [ 1.173781] 7dc0: 00000000 00000000 80d308fc 00000000 ee907df4 ee907de0 804e10e8 8041441c
> [ 1.181959] 7de0: 80dc0d30 ee803e10 ee907e1c ee907df8 804df498 804e10b0 ee803e10 80d308fc
> [ 1.190136] 7e00: ee803e44 00000000 00000000 80c6a83c ee907e3c ee907e20 804df610 804df2b4
> [ 1.198313] 7e20: 00000000 80d308fc 804df53c 00000000 ee907e64 ee907e40 804dd74c 804df548
> [ 1.206493] 7e40: ee947058 ee8f8434 ee94706c 80d308fc ee01a380 80d40850 ee907e74 ee907e68
> [ 1.214669] 7e60: 804def1c 804dd6dc ee907e9c ee907e78 804dea5c 804def00 80a88880 ee907e88
> [ 1.222848] 7e80: 80d308fc ffffe000 80c6a834 80b29414 ee907eb4 ee907ea0 804dfe9c 804de958
> [ 1.231026] 7ea0: 80c2c07c ffffe000 ee907ec4 ee907eb8 804e1090 804dfe20 ee907edc ee907ec8
> [ 1.239204] 7ec0: 80c2c0bc 804e105c 80a58f90 ffffe000 ee907f4c ee907ee0 80101c78 80c2c088
> [ 1.247383] 7ee0: 80c00684 803b9664 80b2a200 000000b9 ee907f4c ee907f00 80142b54 80c0066c
> [ 1.255559] 7f00: 8015ddd4 00000006 00000006 00000000 80b29414 80ab8644 efffea30 efffea38
> [ 1.263739] 7f20: 00000000 00000006 80d7f000 80c99e94 80d7f000 80c6a834 80b29414 000000b9
> [ 1.271916] 7f40: ee907f94 ee907f50 80c00eb0 80101c38 00000006 00000006 00000000 80c00660
> [ 1.280093] 7f60: 00000000 00000007 8088ee80 00000000 8088ee80 00000000 00000000 00000000
> [ 1.288272] 7f80: 00000000 00000000 ee907fac ee907f98 8088ee98 80c00d88 00000000 8088ee80
> [ 1.296450] 7fa0: 00000000 ee907fb0 801080f8 8088ee8c 00000000 00000000 00000000 00000000
> [ 1.304627] 7fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
> [ 1.312805] 7fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ffffffff ffffffff
> [ 1.320978] Backtrace:
> [ 1.323425] [<80412558>] (dw_pcie_read) from [<80413308>] (dw_pcie_rd_conf+0x188/0x1e0)
> [ 1.331433] [<80413180>] (dw_pcie_rd_conf) from [<803f3eac>] (pci_bus_read_config_dword+0x78/0xa0)
> [ 1.340387] r10:eeb1be00 r9:00000000 r8:00000002 r7:00000000 r6:60000013 r5:ee907bd4
> [ 1.348210] r4:80413180
> [ 1.350744] [<803f3e34>] (pci_bus_read_config_dword) from [<803f6598>] (pci_bus_read_dev_vendor_id+0x34/0x104)
> [ 1.360740] r6:0000ea60 r5:ee907bd4 r4:00000000
> [ 1.365358] [<803f6564>] (pci_bus_read_dev_vendor_id) from [<803f7f08>] (pci_scan_single_device+0x50/0xc4)
> [ 1.375011] r10:00000001 r9:00000000 r8:00000002 r7:00000000 r6:00000000 r5:eeb1be00
> [ 1.382835] r4:00000000
> [ 1.385366] [<803f7eb8>] (pci_scan_single_device) from [<803f7fec>] (pci_scan_slot+0x70/0x118)
> [ 1.393975] r7:00000000 r6:eea16000 r5:eeb1be00 r4:00000008
> [ 1.399634] [<803f7f7c>] (pci_scan_slot) from [<803f902c>] (pci_scan_child_bus+0x30/0x108)
> [ 1.407895] r7:00000002 r6:eea16000 r5:eeb1be00 r4:00000008
> [ 1.413551] [<803f8ffc>] (pci_scan_child_bus) from [<803f8d58>] (pci_scan_bridge+0x2b0/0x554)
> [ 1.422078] r9:00000000 r8:00000002 r7:00000001 r6:eea16000 r5:eeb1be00 r4:eeb1bc00
> [ 1.429820] [<803f8aa8>] (pci_scan_bridge) from [<803f9088>] (pci_scan_child_bus+0x8c/0x108)
> [ 1.438261] r10:00000001 r9:00000001 r8:00000001 r7:00000001 r6:eeb1bc14 r5:eeb1bc00
> [ 1.446085] r4:eea16000
> [ 1.448612] [<803f8ffc>] (pci_scan_child_bus) from [<803f8ca0>] (pci_scan_bridge+0x1f8/0x554)
> [ 1.457138] r9:00000001 r8:00000001 r7:00000000 r6:eea15c00 r5:eeb1bc00 r4:eeb1ba00
> [ 1.464881] [<803f8aa8>] (pci_scan_bridge) from [<803f9088>] (pci_scan_child_bus+0x8c/0x108)
> [ 1.473321] r10:00000000 r9:ee803e10 r8:00000000 r7:00000000 r6:eeb1ba14 r5:eeb1ba00
> [ 1.481145] r4:eea15c00
> [ 1.483675] [<803f8ffc>] (pci_scan_child_bus) from [<803f92d4>] (pci_scan_root_bus_msi+0x6c/0xd4)
> [ 1.492549] r9:ee803e10 r8:ee907d70 r7:ee907d70 r6:80d308b4 r5:eeb1ba00 r4:00000000
> [ 1.500292] [<803f9268>] (pci_scan_root_bus_msi) from [<80413d20>] (dw_pcie_host_init+0x250/0x4f8)
> [ 1.509249] r5:80d3082c r4:eea28b28
> [ 1.512822] [<80413ad0>] (dw_pcie_host_init) from [<8041479c>] (imx6_pcie_probe+0x38c/0x540)
> [ 1.521259] r10:80c00660 r9:eefd9ef8 r8:ee803e00 r7:ee01a490 r6:ee803e10 r5:eea28b10
> [ 1.529083] r4:00000000
> [ 1.531619] [<80414410>] (imx6_pcie_probe) from [<804e10e8>] (platform_drv_probe+0x44/0x7c)
> [ 1.539963] r9:00000000 r8:80d308fc r7:00000000 r6:00000000 r5:80d308fc r4:ee803e10
> [ 1.547709] [<804e10a4>] (platform_drv_probe) from [<804df498>] (really_probe+0x1f0/0x294)
> [ 1.555967] r5:ee803e10 r4:80dc0d30
> [ 1.559540] [<804df2a8>] (really_probe) from [<804df610>] (__driver_attach+0xd4/0xd8)
> [ 1.567367] r9:80c6a83c r8:00000000 r7:00000000 r6:ee803e44 r5:80d308fc r4:ee803e10
> [ 1.575113] [<804df53c>] (__driver_attach) from [<804dd74c>] (bus_for_each_dev+0x7c/0xb0)
> [ 1.583286] r7:00000000 r6:804df53c r5:80d308fc r4:00000000
> [ 1.588945] [<804dd6d0>] (bus_for_each_dev) from [<804def1c>] (driver_attach+0x28/0x30)
> [ 1.596945] r6:80d40850 r5:ee01a380 r4:80d308fc
> [ 1.601560] [<804deef4>] (driver_attach) from [<804dea5c>] (bus_add_driver+0x110/0x220)
> [ 1.609564] [<804de94c>] (bus_add_driver) from [<804dfe9c>] (driver_register+0x88/0x104)
> [ 1.617652] r7:80b29414 r6:80c6a834 r5:ffffe000 r4:80d308fc
> [ 1.623311] [<804dfe14>] (driver_register) from [<804e1090>] (__platform_driver_register+0x40/0x54)
> [ 1.632353] r5:ffffe000 r4:80c2c07c
> [ 1.635931] [<804e1050>] (__platform_driver_register) from [<80c2c0bc>] (imx6_pcie_init+0x40/0x54)
> [ 1.644890] [<80c2c07c>] (imx6_pcie_init) from [<80101c78>] (do_one_initcall+0x4c/0x17c)
> [ 1.652983] [<80101c2c>] (do_one_initcall) from [<80c00eb0>] (kernel_init_freeable+0x134/0x1f4)
> [ 1.661675] r8:000000b9 r7:80b29414 r6:80c6a834 r5:80d7f000 r4:80c99e94
> [ 1.668385] [<80c00d7c>] (kernel_init_freeable) from [<8088ee98>] (kernel_init+0x18/0x124)
> [ 1.676641] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8088ee80
> [ 1.684464] r4:00000000
> [ 1.687000] [<8088ee80>] (kernel_init) from [<801080f8>] (ret_from_fork+0x14/0x3c)
> [ 1.694558] r5:8088ee80 r4:00000000
> [ 1.698131] Code: ee073f9a e1a00003 e5821000 e89da800 (e5901000)
> [ 1.704224] ---[ end trace dc8f87ab88f61701 ]---
> [ 1.708894] Kernel panic - not syncing: Attempted to kill init! exitcode=0x0000000b
> [ 1.708894]
> [ 1.717974] CPU1: stopping
> [ 1.720663] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G D 4.11.0-next-20170508-dirty #106
> [ 1.729705] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
> [ 1.736230] Backtrace:
> [ 1.738676] [<8010c7d0>] (dump_backtrace) from [<8010cad4>] (show_stack+0x20/0x24)
> [ 1.746239] r7:00000001 r6:60000193 r5:00000000 r4:80d2f200
> [ 1.751902] [<8010cab4>] (show_stack) from [<803b1970>] (dump_stack+0x94/0xb0)
> [ 1.759120] [<803b18dc>] (dump_stack) from [<8010f708>] (handle_IPI+0x28c/0x334)
> [ 1.766510] r7:00000001 r6:80ca1e0c r5:ee92df38 r4:80d7f310
> [ 1.772167] [<8010f47c>] (handle_IPI) from [<801015a4>] (gic_handle_irq+0xa8/0xc4)
> [ 1.779735] r10:80d0432c r9:f4000100 r8:80d2f648 r7:ee92df38 r6:000003ff r5:000003eb
> [ 1.787561] r4:f400010c r3:00000000
> [ 1.791134] [<801014fc>] (gic_handle_irq) from [<80894a6c>] (__irq_svc+0x6c/0x90)
> [ 1.798609] Exception stack(0xee92df38 to 0xee92df80)
> [ 1.803657] df20: 0000062c 6e329000
> [ 1.811839] df40: 00000000 8011bd60 ee92c000 00000000 80d03cf8 80d03cac 80d16f9f 80a5d91c
> [ 1.820016] df60: 00000000 ee92df94 ee92df98 ee92df88 80108a00 80108a04 60000013 ffffffff
> [ 1.828194] r10:00000000 r9:ee92c000 r8:80d16f9f r7:ee92df6c r6:ffffffff r5:60000013
> [ 1.836019] r4:80108a04
> [ 1.838552] [<801089c4>] (arch_cpu_idle) from [<8089424c>] (default_idle_call+0x30/0x3c)
> [ 1.846647] [<8089421c>] (default_idle_call) from [<8015ed88>] (do_idle+0xc4/0x14c)
> [ 1.854296] [<8015ecc4>] (do_idle) from [<8015f09c>] (cpu_startup_entry+0x28/0x2c)
> [ 1.861864] r9:412fc09a r8:1000406a r7:80d7f320 r6:10c0387d r5:00000001 r4:00000087
> [ 1.869609] [<8015f074>] (cpu_startup_entry) from [<8010f1ec>] (secondary_start_kernel+0x148/0x174)
> [ 1.878656] [<8010f0a4>] (secondary_start_kernel) from [<1010196c>] (0x1010196c)
> [ 1.886046] r5:00000051 r4:7e92006a
> [ 1.889619] ---[ end Kernel panic - not syncing: Attempted to kill init! exitcode=0x0000000b
> [ 1.889619]
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