Hi deeee Ho Tony & All, On 9/17/21 09:14, Tony Lindgren wrote: > Hi, > > * Vaittinen, Matti <Matti.Vaittinen@xxxxxxxxxxxxxxxxx> [210916 09:15]: >> My beaglebone black (rev c) based test environment fails to boot with >> v5.15-rc1. Boot succeeds with the v5.14. >> >> Bisecting the Linus' tree pointed out the commit: >> [1c7ba565e70365763ea780666a3eee679344b962] ARM: dts: am335x-baltos: >> switch to new cpsw switch drv >> >> I don't see this exact commit touching the BBB device-tree. In Linus' >> tree it is a part of a merge commit. Reverting the whole merge on top of >> the v5.15-rc1 >> >> This reverts commit 81b6a285737700c2e04ef0893617b80481b6b4b7, reversing >> changes made to f73979109bc11a0ed26b6deeb403fb5d05676ffc. >> >> makes my beaglebone black to boot again. >> >> Yesterday I tried adding this patch: >> https://lore.kernel.org/linux-omap/20210915065032.45013-1-tony@xxxxxxxxxxx/T/#u >> pointed by Tom on top of the v5.15-rc1 - no avail. I also did #define >> DEBUG at ti-sys.c as was suggested by Tom - but I don't see any more output. > > Correction, that was me, not Tom :) Oh.. Sorry! I don't know where I picked Tom from... My bad! > For me, adding any kind of delay fixed the issue. Also adding some printk > statements fixed it for me. > >> Any suggestions what to check next? > > Maybe try the attached patch? If it helps, just try with the with the > ti,sysc-delay-us = <2> added as few modules need that after enable. > > It's also possible there is an issue with some other device that is now > getting enabled other than pruss. The last XXX printk output should show > the last device being probed. > > Looks like you need to also enable CONFIG_SERIAL_EARLYCON=y, and pass > console=ttyS0,115200 debug earlycon in the kernel command line. Ah. Thanks again. I indeed lacked the "debug earlycon" parameters. Now we're more likely to see what went wrong :) I pasted the serial log form failing boot with v5.15-rc1 which has both the patch you linked me above and the patch you suggested me to test in previous email. Best Regards Matti [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 5.15.0-rc1-00002-g5285574596c0 (mvaittin@fedora) (arm-linux-gnueabihf-gcc (Linaro GCC 6.4-2017.11) 6.4.1 20171012, GNU ld (Linaro_Binutils-2017.11) 2.27.0.20161229) #552 Fri Sep 17 15:12:34 EEST 2021 [ 0.000000] CPU: ARMv7 Processor [413fc082] revision 2 (ARMv7), cr=50c5387d [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache [ 0.000000] OF: fdt: Machine model: TI AM335x BeagleBone Black [ 0.000000] earlycon: omap8250 at MMIO 0x44e09000 (options '') [ 0.000000] printk: bootconsole [omap8250] enabled [ 0.000000] Memory policy: Data cache writeback [ 0.000000] efi: UEFI not found. [ 0.000000] cma: Reserved 48 MiB at 0x9c800000 [ 0.000000] Zone ranges: [ 0.000000] Normal [mem 0x0000000080000000-0x000000009fefffff] [ 0.000000] HighMem empty [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x0000000080000000-0x000000009fefffff] [ 0.000000] Initmem setup node 0 [mem 0x0000000080000000-0x000000009fefffff] [ 0.000000] CPU: All CPU(s) started in SVC mode. [ 0.000000] AM335X ES2.1 (sgx neon) [ 0.000000] pcpu-alloc: s0 r0 d32768 u32768 alloc=1*32768 [ 0.000000] pcpu-alloc: [0] 0 [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 129666 [ 0.000000] Kernel command line: console=ttyS0,115200n8 debug earlycon root=/dev/nfs rw nfsroot=192.168.255.126:/home/mvaittin/nfs ip=192.168.255.1:192.168.255.126::255.255.255.0:bbb1:eth0 nfsrootdebug [ 0.000000] Dentry cache hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 0.000000] Inode-cache hash table entries: 32768 (order: 5, 131072 bytes, linear) [ 0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.000000] Memory: 450224K/523264K available (9216K kernel code, 1684K rwdata, 4988K rodata, 1024K init, 350K bss, 23888K reserved, 49152K cma-reserved, 0K highmem) [ 0.000000] random: get_random_u32 called from cache_alloc_refill+0x301/0x670 with crng_init=0 [ 0.000000] ftrace: allocating 45825 entries in 135 pages [ 0.000000] ftrace: allocated 135 pages with 4 groups [ 0.000000] trace event string verifier disabled [ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 [ 0.000000] IRQ: Found an INTC at 0x(ptrval) (revision 5.0) with 128 interrupts [ 0.000000] TI gptimer clocksource: always-on /ocp/interconnect@44c00000/segment@200000/target-module@31000 [ 0.000001] sched_clock: 32 bits at 24MHz, resolution 41ns, wraps every 89478484971ns [ 0.008062] clocksource: dmtimer: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 79635851949 ns [ 0.017961] TI gptimer clockevent: 24000000 Hz at /ocp/interconnect@48000000/segment@0/target-module@40000 [ 0.029510] Console: colour dummy device 80x30 [ 0.034199] Calibrating delay loop... 995.32 BogoMIPS (lpj=1990656) [ 0.062394] pid_max: default: 32768 minimum: 301 [ 0.067399] LSM: Security Framework initializing [ 0.072239] Yama: becoming mindful. [ 0.075866] SELinux: Initializing. [ 0.079586] TOMOYO Linux initialized [ 0.083392] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes, linear) [ 0.090929] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes, linear) [ 0.100024] CPU: Testing write buffer coherency: ok [ 0.105111] CPU0: Spectre v2: using BPIALL workaround [ 0.111068] Setting up static identity map for 0x80100000 - 0x80100054 [ 0.118820] EFI services will not be available. [ 0.124132] devtmpfs: initialized [ 0.143080] VFP support v0.3: implementor 41 architecture 3 part 30 variant c rev 3 [ 0.151366] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645041785100000 ns [ 0.161419] futex hash table entries: 256 (order: -1, 3072 bytes, linear) [ 0.173171] pinctrl core: initialized pinctrl subsystem [ 0.179555] DMI not present or invalid. [ 0.184021] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 0.192575] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.200114] audit: initializing netlink subsys (disabled) [ 0.206594] thermal_sys: Registered thermal governor 'fair_share' [ 0.206609] thermal_sys: Registered thermal governor 'bang_bang' [ 0.212920] audit: type=2000 audit(0.144:1): state=initialized audit_enabled=0 res=1 [ 0.227080] thermal_sys: Registered thermal governor 'step_wise' [ 0.227450] cpuidle: using governor menu [ 0.252742] No ATAGs? [ 0.255098] hw-breakpoint: debug architecture 0x4 unsupported. [ 0.276698] iommu: Default domain type: Translated [ 0.281759] iommu: DMA domain TLB invalidation policy: strict mode [ 0.289435] vgaarb: loaded [ 0.292741] SCSI subsystem initialized [ 0.296853] libata version 3.00 loaded. [ 0.301078] usbcore: registered new interface driver usbfs [ 0.306782] usbcore: registered new interface driver hub [ 0.312290] usbcore: registered new device driver usb [ 0.317793] mc: Linux media interface: v0.10 [ 0.322230] videodev: Linux video capture interface: v2.00 [ 0.327985] pps_core: LinuxPPS API ver. 1 registered [ 0.333096] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@xxxxxxxx> [ 0.342511] PTP clock support registered [ 0.347879] NetLabel: Initializing [ 0.351420] NetLabel: domain hash size = 128 [ 0.355903] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 0.361822] NetLabel: unlabeled traffic allowed by default [ 0.368330] clocksource: Switched to clocksource dmtimer [ 0.470970] VFS: Disk quotas dquot_6.6.0 [ 1.116330] random: fast init done [ 1.439253] VFS: Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) [ 1.455668] NET: Registered PF_INET protocol family [ 1.460941] IP idents hash table entries: 8192 (order: 4, 65536 bytes, linear) [ 1.469100] tcp_listen_portaddr_hash hash table entries: 512 (order: 0, 4096 bytes, linear) [ 1.477779] TCP established hash table entries: 4096 (order: 2, 16384 bytes, linear) [ 1.485792] TCP bind hash table entries: 4096 (order: 2, 16384 bytes, linear) [ 1.493170] TCP: Hash tables configured (established 4096 bind 4096) [ 1.499824] UDP hash table entries: 256 (order: 0, 4096 bytes, linear) [ 1.506575] UDP-Lite hash table entries: 256 (order: 0, 4096 bytes, linear) [ 1.513951] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 1.520473] RPC: Registered named UNIX socket transport module. [ 1.526589] RPC: Registered udp transport module. [ 1.531433] RPC: Registered tcp transport module. [ 1.536274] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 1.542911] PCI: CLS 0 bytes, default 64 [ 1.549012] Initialise system trusted keyrings [ 1.554162] workingset: timestamp_bits=14 max_order=17 bucket_order=3 [ 1.560945] zbud: loaded [ 1.564591] NFS: Registering the id_resolver key type [ 1.569909] Key type id_resolver registered [ 1.574229] Key type id_legacy registered [ 1.578394] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 1.585301] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... [ 1.593170] fuse: init (API version 7.34) [ 1.597646] orangefs_debugfs_init: called with debug mask: :none: :0: [ 1.604488] orangefs_init: module version upstream loaded [ 1.610057] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 1.707849] Key type asymmetric registered [ 1.712211] Asymmetric key parser 'x509' registered [ 1.717380] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 244) [ 1.725139] io scheduler mq-deadline registered [ 1.729818] io scheduler kyber registered [ 1.734615] ti-sysc target-module@4b000000: XXX sysc_probe [ 1.742605] Serial: 8250/16550 driver, 6 ports, IRQ sharing disabled [ 1.753477] libphy: Fixed MDIO Bus: probed [ 1.758477] CAN device driver interface [ 1.762960] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 1.769732] ehci-pci: EHCI PCI platform driver [ 1.774387] ehci-platform: EHCI generic platform driver [ 1.779857] ehci-omap: OMAP-EHCI Host Controller driver [ 1.785360] usbcore: registered new interface driver usb-storage [ 1.793033] i2c_dev: i2c /dev entries driver [ 1.798277] softdog: initialized. soft_noboot=0 soft_margin=60 sec soft_panic=0 (nowayout=1) [ 1.806989] softdog: soft_reboot_cmd=<not set> soft_active_on_boot=0 [ 1.814789] cpuidle: enable-method property 'ti,am3352' found operations [ 1.822160] ledtrig-cpu: registered to indicate activity on CPUs [ 1.828718] hid: raw HID events driver (C) Jiri Kosina [ 1.834493] usbcore: registered new interface driver usbhid [ 1.840257] usbhid: USB HID core driver [ 1.844610] drop_monitor: Initializing network drop monitor service [ 1.851533] NET: Registered PF_INET6 protocol family [ 1.857872] Segment Routing with IPv6 [ 1.861728] In-situ OAM (IOAM) with IPv6 [ 1.865858] mip6: Mobile IPv6 [ 1.868926] NET: Registered PF_PACKET protocol family [ 1.874139] can: controller area network core [ 1.878687] NET: Registered PF_CAN protocol family [ 1.883710] Key type dns_resolver registered [ 1.888114] mpls_gso: MPLS GSO support [ 1.892201] ThumbEE CPU extension supported. [ 1.896615] Registering SWP/SWPB emulation handler [ 1.901550] omap_voltage_late_init: Voltage driver support not added [ 1.908824] registered taskstats version 1 [ 1.913108] Loading compiled-in X.509 certificates [ 1.918224] zswap: loaded using pool lzo/zbud [ 1.923115] Key type ._fscrypt registered [ 1.927294] Key type .fscrypt registered [ 1.931339] Key type fscrypt-provisioning registered [ 1.939318] Key type encrypted registered [ 1.943634] ima: No TPM chip found, activating TPM-bypass! [ 1.949397] ima: Allocated hash algorithm: sha256 [ 1.954333] ima: No architecture policies found [ 1.974048] ti-sysc 44d00000.target-module: XXX sysc_probe [ 1.979958] ti-sysc 44d00000.target-module: 44d00000:4000:0:NA:NA:12152dd2 [ 1.988004] remoteproc remoteproc0: wkup_m3 is available [ 1.995587] ti-sysc 44e00000.target-module: XXX sysc_probe [ 2.001499] ti-sysc 44e00000.target-module: 44e00000:2000:0:NA:NA:03004502 [ 2.009249] ti-sysc 44e07000.target-module: XXX sysc_probe [ 2.015294] ti-sysc 44e07000.target-module: 44e07000:1000:0:10:114:50600801:gpio [ 2.024517] ti-sysc 44e09050.target-module: XXX sysc_probe [ 2.030321] ti-sysc 44e09050.target-module: 44e09000:1000:50:54:58:50412603:uart [ 2.039014] ti-sysc 44e0b000.target-module: XXX sysc_probe [ 2.044819] ti-sysc 44e0b000.target-module: 44e0b000:1000:0:10:90:5040000b:i2c [ 2.053206] ti-sysc 44e0d000.target-module: XXX sysc_probe [ 2.058993] ti-sysc 44e0d000.target-module: 44e0d000:1000:0:10:NA:47300001:adc [ 2.066973] ti-sysc 44e10000.target-module: XXX sysc_probe [ 2.072739] ti-sysc 44e10000.target-module: 44e10000:10000:0:NA:NA:4e8b0100:scm [ 2.081798] pinctrl-single 44e10800.pinmux: 142 pins, size 568 [ 2.091090] ti-sysc 44e31000.target-module: XXX sysc_probe [ 2.096953] ti-sysc 44e31000.target-module: 44e31000:1000:0:10:14:00000015:timer [ 2.105039] ti-sysc 44e35000.target-module: XXX sysc_probe [ 2.111512] ti-sysc 44e35000.target-module: 44e35000:1000:0:10:14:502a0501:wdt [ 2.120298] omap_wdt: OMAP Watchdog Timer Rev 0x01: initial timeout 60 sec [ 2.128247] ti-sysc 44e3e074.target-module: XXX sysc_probe [ 2.134064] ti-sysc 44e3e074.target-module: 44e3e000:1000:74:78:NA:4eb01106:rtc [ 2.143269] omap_rtc 44e3e000.rtc: registered as rtc0 [ 2.148541] omap_rtc 44e3e000.rtc: setting system clock to 2000-01-01T00:00:00 UTC (946684800) [ 2.160185] ti-sysc 48022050.target-module: XXX sysc_probe [ 2.166060] ti-sysc 48022050.target-module: 48022000:1000:50:54:58:50412603:uart [ 2.174292] ti-sysc 48024050.target-module: XXX sysc_probe [ 2.180086] ti-sysc 48024050.target-module: 48024000:1000:50:54:58:50412603:uart [ 2.188200] ti-sysc 4802a000.target-module: XXX sysc_probe [ 2.193978] ti-sysc 4802a000.target-module: 4802a000:1000:0:10:90:5040000b:i2c [ 2.201916] ti-sysc 48030000.target-module: XXX sysc_probe [ 2.207687] ti-sysc 48030000.target-module: 48030000:1000:0:110:114:40300a0b:mcspi [ 2.215991] ti-sysc 48038000.target-module: XXX sysc_probe [ 2.221760] ti-sysc 48038000.target-module: 48038000:2000:0:4:NA:44307b02:mcasp [ 2.230891] ti-sysc 4803c000.target-module: XXX sysc_probe [ 2.236725] ti-sysc 4803c000.target-module: 4803c000:2000:0:4:NA:44307b02:mcasp [ 2.244804] ti-sysc 48040000.target-module: XXX sysc_probe [ 2.250598] ti-sysc 48040000.target-module: 48040000:1000:0:10:14:4fff1301 [ 2.258119] ti-sysc 48042000.target-module: XXX sysc_probe [ 2.263886] ti-sysc 48042000.target-module: 48042000:1000:0:10:14:4fff1301 [ 2.272307] ti-sysc 48044000.target-module: XXX sysc_probe [ 2.278131] ti-sysc 48044000.target-module: 48044000:1000:0:10:14:4fff1301 [ 2.286463] ti-sysc 48046000.target-module: XXX sysc_probe [ 2.292283] ti-sysc 48046000.target-module: 48046000:1000:0:10:14:4fff1301 [ 2.300625] ti-sysc 48048000.target-module: XXX sysc_probe [ 2.306433] ti-sysc 48048000.target-module: 48048000:1000:0:10:14:4fff1301 [ 2.314772] ti-sysc 4804a000.target-module: XXX sysc_probe [ 2.320598] ti-sysc 4804a000.target-module: 4804a000:1000:0:10:14:4fff1301 [ 2.328954] ti-sysc 4804c000.target-module: XXX sysc_probe [ 2.335079] ti-sysc 4804c000.target-module: 4804c000:1000:0:10:114:50600801:gpio [ 2.343953] OMAP GPIO hardware version 0.1 [ 2.349058] ti-sysc 480602fc.target-module: XXX sysc_probe [ 2.354899] ti-sysc 480602fc.target-module: 48060000:1000:2fc:110:114:31010000:sdio [ 2.364542] ti-sysc 48080000.target-module: XXX sysc_probe [ 2.370389] ti-sysc 48080000.target-module: 48080000:10000:0:10:14:00000020:elm [ 2.378413] ti-sysc 480c8000.target-module: XXX sysc_probe [ 2.384187] ti-sysc 480c8000.target-module: 480c8000:1000:0:10:NA:00000400:mailbox [ 2.392727] omap-mailbox 480c8000.mailbox: omap mailbox rev 0x400 [ 2.399576] ti-sysc 480ca000.target-module: XXX sysc_probe [ 2.405387] ti-sysc 480ca000.target-module: 480ca000:1000:0:10:14:50020000 [ 2.414265] ti-sysc 4819c000.target-module: XXX sysc_probe [ 2.420106] ti-sysc 4819c000.target-module: 4819c000:1000:0:10:90:5040000b:i2c [ 2.429434] at24 2-0054: supply vcc not found, using dummy regulator [ 2.467691] at24 2-0055: supply vcc not found, using dummy regulator [ 2.502628] at24 2-0056: supply vcc not found, using dummy regulator [ 2.538589] at24 2-0057: supply vcc not found, using dummy regulator [ 2.574332] omap_i2c 4819c000.i2c: bus 2 rev0.11 at 100 kHz [ 2.580807] ti-sysc 481a0000.target-module: XXX sysc_probe [ 2.586667] ti-sysc 481a0000.target-module: 481a0000:1000:0:110:114:40300a0b:mcspi [ 2.594987] ti-sysc 481a6050.target-module: XXX sysc_probe [ 2.600790] ti-sysc 481a6050.target-module: 481a6000:1000:50:54:58:50412603:uart [ 2.608871] ti-sysc 481a8050.target-module: XXX sysc_probe [ 2.614638] ti-sysc 481a8050.target-module: 481a8000:1000:50:54:58:50412603:uart [ 2.622726] ti-sysc 481aa050.target-module: XXX sysc_probe [ 2.628493] ti-sysc 481aa050.target-module: 481aa000:1000:50:54:58:50412603:uart [ 2.636567] ti-sysc 481ac000.target-module: XXX sysc_probe [ 2.642641] ti-sysc 481ac000.target-module: 481ac000:1000:0:10:114:50600801:gpio [ 2.651921] ti-sysc 481ae000.target-module: XXX sysc_probe [ 2.658078] ti-sysc 481ae000.target-module: 481ae000:1000:0:10:114:50600801:gpio [ 2.667193] ti-sysc 481cc020.target-module: XXX sysc_probe [ 2.673023] ti-sysc 481cc020.target-module: 481cc000:2000:20:NA:NA:a3170504:dcan [ 2.681071] ti-sysc 481d0020.target-module: XXX sysc_probe [ 2.686855] ti-sysc 481d0020.target-module: 481d0000:2000:20:NA:NA:a3170504:dcan [ 2.695078] ti-sysc 481d82fc.target-module: XXX sysc_probe [ 2.700860] ti-sysc 481d82fc.target-module: 481d8000:1000:2fc:110:114:31010000:sdio [ 2.710849] ti-sysc 48000000.interconnect:segment@200000:target-module@0: XXX sysc_probe [ 2.719360] ti-sysc 48000000.interconnect:segment@200000:target-module@0: 48200000:10000:NA:NA:NA:NA [ 2.730103] ti-sysc 48300000.target-module: XXX sysc_probe [ 2.735935] ti-sysc 48300000.target-module: 48300000:1000:0:4:NA:47400001:epwmss [ 2.744045] ti-sysc 48302000.target-module: XXX sysc_probe [ 2.749823] ti-sysc 48302000.target-module: 48302000:1000:0:4:NA:47400001:epwmss [ 2.757881] ti-sysc 48304000.target-module: XXX sysc_probe [ 2.763651] ti-sysc 48304000.target-module: 48304000:1000:0:4:NA:47400001:epwmss [ 2.771715] ti-sysc 4830e000.target-module: XXX sysc_probe [ 2.777477] ti-sysc 4830e000.target-module: 4830e000:1000:0:54:NA:4f201000:lcdc [ 2.786181] ti-sysc 48311fe0.target-module: XXX sysc_probe [ 2.791994] ti-sysc 48311fe0.target-module: 48310000:2000:1fe0:1fe4:NA:00000020:rng [ 2.800820] omap_rng 48310000.rng: Random Number Generator ver. 20 [ 2.807315] random: crng init done [ 2.814207] ti-sysc 4a101200.target-module: XXX sysc_probe [ 2.820080] ti-sysc 4a101200.target-module: 4a100000:8000:1200:1208:1204:4edb0100:cpgmac [ 2.830347] ti-sysc 4a326000.target-module: XXX sysc_probe [ 2.836198] 8<--- cut here --- [ 2.839339] Unhandled fault: external abort on non-linefetch (0x1008) at 0xe0266000 [ 2.847215] pgd = 342d2420 [ 2.850000] [e0266000] *pgd=81ec1811, *pte=4a326653, *ppte=4a326453 [ 2.856467] Internal error: : 1008 [#1] THUMB2 [ 2.861036] Modules linked in: [ 2.864176] CPU: 0 PID: 65 Comm: kworker/u2:2 Not tainted 5.15.0-rc1-00002-g5285574596c0 #552 [ 2.872946] Hardware name: Generic AM33XX (Flattened Device Tree) [ 2.879212] Workqueue: events_unbound deferred_probe_work_func [ 2.885231] PC is at sysc_probe+0xb30/0xf6c [ 2.889545] LR is at omap_reset_deassert+0x8d/0x164 [ 2.894569] pc : [<c05afb40>] lr : [<c0605e2d>] psr: 40000033 [ 2.901009] sp : c1bcb798 ip : 05355555 fp : c0a56460 [ 2.906379] r10: 00000000 r9 : 00000001 r8 : 00000000 [ 2.911746] r7 : c110be4c r6 : c1f5ae10 r5 : c1f52240 r4 : c1105288 [ 2.918457] r3 : e0266000 r2 : 00000001 r1 : 00026000 r0 : 00000000 [ 2.925171] Flags: nZcv IRQs on FIQs on Mode SVC_32 ISA Thumb Segment none [ 2.932687] Control: 50c5387d Table: 80004019 DAC: 00000051 [ 2.938590] Register r0 information: NULL pointer [ 2.943430] Register r1 information: non-paged memory [ 2.948622] Register r2 information: non-paged memory [ 2.953813] Register r3 information: 0-page vmalloc region starting at 0xe0240000 allocated at __devm_ioremap+0x6f/0x78 [ 2.964915] Register r4 information: non-slab/vmalloc memory [ 2.970734] Register r5 information: slab kmalloc-256 start c1f52200 pointer offset 64 size 256 [ 2.979701] Register r6 information: slab kmalloc-512 start c1f5ae00 pointer offset 16 size 512 [ 2.988661] Register r7 information: non-slab/vmalloc memory [ 2.994481] Register r8 information: NULL pointer [ 2.999316] Register r9 information: non-paged memory [ 3.004508] Register r10 information: NULL pointer [ 3.009433] Register r11 information: non-slab/vmalloc memory [ 3.015343] Register r12 information: non-paged memory [ 3.020625] Process kworker/u2:2 (pid: 65, stack limit = 0xa1c5a543) [ 3.027159] Stack: (0xc1bcb798 to 0xc1bcc000) [ 3.031637] b780: ???????? ???????? [ 3.040045] b7a0: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.048451] b7c0: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.056860] b7e0: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.065267] b800: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.073674] b820: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.082082] b840: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.090489] b860: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.098898] b880: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.107303] b8a0: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.115711] b8c0: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.124119] b8e0: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.132527] b900: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.140935] b920: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.149342] b940: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.157749] b960: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.166156] b980: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.174566] b9a0: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.182974] b9c0: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.191383] b9e0: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.199790] ba00: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.208195] ba20: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.216605] ba40: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.225011] ba60: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.233417] ba80: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.241827] baa0: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.250233] bac0: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.258644] bae0: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.267051] bb00: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.275459] bb20: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.283866] bb40: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.292275] bb60: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.300680] bb80: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.309089] bba0: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.317498] bbc0: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.325908] bbe0: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.334319] bc00: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.342728] bc20: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.351135] bc40: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.359542] bc60: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.367951] bc80: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.376358] bca0: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.384764] bcc0: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.393173] bce0: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.401581] bd00: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.409987] bd20: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.418395] bd40: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.426804] bd60: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.435213] bd80: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.443620] bda0: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.452029] bdc0: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.460437] bde0: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.468844] be00: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.477251] be20: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.485659] be40: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.494066] be60: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.502477] be80: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.510884] bea0: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.519291] bec0: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.527698] bee0: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.536107] bf00: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.544514] bf20: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.552923] bf40: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.561331] bf60: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.569739] bf80: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.578146] bfa0: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.586553] bfc0: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.594958] bfe0: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 3.603378] [<c05afb40>] (sysc_probe) from [<c0695135>] (platform_probe+0x5d/0x88) [ 3.611178] [<c0695135>] (platform_probe) from [<c069334b>] (really_probe+0x12b/0x2c8) [ 3.619334] [<c069334b>] (really_probe) from [<c069356f>] (__driver_probe_device+0x87/0x17c) [ 3.628019] [<c069356f>] (__driver_probe_device) from [<c0693699>] (driver_probe_device+0x35/0xa4) [ 3.637244] [<c0693699>] (driver_probe_device) from [<c0693951>] (__device_attach_driver+0x61/0xa8) [ 3.646560] [<c0693951>] (__device_attach_driver) from [<c0691c7b>] (bus_for_each_drv+0x47/0x70) [ 3.655604] [<c0691c7b>] (bus_for_each_drv) from [<c06931b3>] (__device_attach+0x8f/0xf0) [ 3.664023] [<c06931b3>] (__device_attach) from [<c06926f3>] (bus_probe_device+0x5b/0x60) [ 3.672443] [<c06926f3>] (bus_probe_device) from [<c0690e19>] (device_add+0x389/0x640) [ 3.680597] [<c0690e19>] (device_add) from [<c08064b5>] (of_platform_device_create_pdata+0x71/0xa0) [ 3.689919] [<c08064b5>] (of_platform_device_create_pdata) from [<c08065fd>] (of_platform_bus_create+0x10d/0x244) [ 3.700484] [<c08065fd>] (of_platform_bus_create) from [<c0806879>] (of_platform_populate+0x5d/0xd8) [ 3.709886] [<c0806879>] (of_platform_populate) from [<c05add17>] (simple_pm_bus_probe+0x2b/0x50) [ 3.719020] [<c05add17>] (simple_pm_bus_probe) from [<c0695135>] (platform_probe+0x5d/0x88) [ 3.727617] [<c0695135>] (platform_probe) from [<c069334b>] (really_probe+0x12b/0x2c8) [ 3.735766] [<c069334b>] (really_probe) from [<c069356f>] (__driver_probe_device+0x87/0x17c) [ 3.744452] [<c069356f>] (__driver_probe_device) from [<c0693699>] (driver_probe_device+0x35/0xa4) [ 3.753677] [<c0693699>] (driver_probe_device) from [<c0693951>] (__device_attach_driver+0x61/0xa8) [ 3.762991] [<c0693951>] (__device_attach_driver) from [<c0691c7b>] (bus_for_each_drv+0x47/0x70) [ 3.772037] [<c0691c7b>] (bus_for_each_drv) from [<c06931b3>] (__device_attach+0x8f/0xf0) [ 3.780454] [<c06931b3>] (__device_attach) from [<c06926f3>] (bus_probe_device+0x5b/0x60) [ 3.788873] [<c06926f3>] (bus_probe_device) from [<c0690e19>] (device_add+0x389/0x640) [ 3.797023] [<c0690e19>] (device_add) from [<c08064b5>] (of_platform_device_create_pdata+0x71/0xa0) [ 3.806336] [<c08064b5>] (of_platform_device_create_pdata) from [<c08065fd>] (of_platform_bus_create+0x10d/0x244) [ 3.816899] [<c08065fd>] (of_platform_bus_create) from [<c0806879>] (of_platform_populate+0x5d/0xd8) [ 3.826302] [<c0806879>] (of_platform_populate) from [<c05add17>] (simple_pm_bus_probe+0x2b/0x50) [ 3.835434] [<c05add17>] (simple_pm_bus_probe) from [<c0695135>] (platform_probe+0x5d/0x88) [ 3.844030] [<c0695135>] (platform_probe) from [<c069334b>] (really_probe+0x12b/0x2c8) [ 3.852182] [<c069334b>] (really_probe) from [<c069356f>] (__driver_probe_device+0x87/0x17c) [ 3.860871] [<c069356f>] (__driver_probe_device) from [<c0693699>] (driver_probe_device+0x35/0xa4) [ 3.870095] [<c0693699>] (driver_probe_device) from [<c0693951>] (__device_attach_driver+0x61/0xa8) [ 3.879409] [<c0693951>] (__device_attach_driver) from [<c0691c7b>] (bus_for_each_drv+0x47/0x70) [ 3.888455] [<c0691c7b>] (bus_for_each_drv) from [<c06931b3>] (__device_attach+0x8f/0xf0) [ 3.896874] [<c06931b3>] (__device_attach) from [<c06926f3>] (bus_probe_device+0x5b/0x60) [ 3.905295] [<c06926f3>] (bus_probe_device) from [<c0690e19>] (device_add+0x389/0x640) [ 3.913443] [<c0690e19>] (device_add) from [<c08064b5>] (of_platform_device_create_pdata+0x71/0xa0) [ 3.922756] [<c08064b5>] (of_platform_device_create_pdata) from [<c08065fd>] (of_platform_bus_create+0x10d/0x244) [ 3.933320] [<c08065fd>] (of_platform_bus_create) from [<c0806879>] (of_platform_populate+0x5d/0xd8) [ 3.942722] [<c0806879>] (of_platform_populate) from [<c05add17>] (simple_pm_bus_probe+0x2b/0x50) [ 3.951857] [<c05add17>] (simple_pm_bus_probe) from [<c0695135>] (platform_probe+0x5d/0x88) [ 3.960452] [<c0695135>] (platform_probe) from [<c069334b>] (really_probe+0x12b/0x2c8) [ 3.968600] [<c069334b>] (really_probe) from [<c069356f>] (__driver_probe_device+0x87/0x17c) [ 3.977286] [<c069356f>] (__driver_probe_device) from [<c0693699>] (driver_probe_device+0x35/0xa4) [ 3.986512] [<c0693699>] (driver_probe_device) from [<c0693951>] (__device_attach_driver+0x61/0xa8) [ 3.995827] [<c0693951>] (__device_attach_driver) from [<c0691c7b>] (bus_for_each_drv+0x47/0x70) [ 4.004871] [<c0691c7b>] (bus_for_each_drv) from [<c06931b3>] (__device_attach+0x8f/0xf0) [ 4.013290] [<c06931b3>] (__device_attach) from [<c06926f3>] (bus_probe_device+0x5b/0x60) [ 4.021710] [<c06926f3>] (bus_probe_device) from [<c0692a9b>] (deferred_probe_work_func+0x77/0xa4) [ 4.030931] [<c0692a9b>] (deferred_probe_work_func) from [<c01343d5>] (process_one_work+0x109/0x310) [ 4.040336] [<c01343d5>] (process_one_work) from [<c0134921>] (worker_thread+0xe5/0x3a8) [ 4.048663] [<c0134921>] (worker_thread) from [<c01397a7>] (kthread+0xe3/0x11c) [ 4.056194] [<c01397a7>] (kthread) from [<c0100139>] (ret_from_fork+0x11/0x38) [ 4.063632] Exception stack(0xc1bcbfb0 to 0xc1bcbff8) [ 4.068824] bfa0: ???????? ???????? ???????? ???????? [ 4.077233] bfc0: ???????? ???????? ???????? ???????? ???????? ???????? ???????? ???????? [ 4.085640] bfe0: ???????? ???????? ???????? ???????? ???????? ???????? [ 4.092446] Code: f100 81cc 696b 440b (6818) 46cc [ 4.097375] ---[ end trace eba2b1d5f478df09 ]---
