On Tue, Jul 30, 2019 at 05:17:56AM -0700, kernelci.org bot wrote:

Today's -next fails to boot on QDF2400 systems:

> arm64:
>     defconfig:
>         gcc-8:
>             qcom-qdf2400: 1 failed lab

>     defconfig+CONFIG_RANDOMIZE_BASE=y:
>         gcc-8:
>             qcom-qdf2400: 1 failed lab

It crashes trying to load the pinctrl driver, looking at the diff I
suspect due to 0ce242ad2ec17dd (pinctrl: qcom: Pass irqchip when adding
gpiochip) but haven't bisected or anything.

More info including full logs at:

	https://kernelci.org/boot/id/5d40064459b5148b2631b2a6/
	https://kernelci.org/boot/id/5d40073a59b5148bc631b28d/
	https://kernelci.org/boot/id/5d40054959b5148a5e31b29b/
	https://kernelci.org/boot/id/5d40082a59b5148c2931b28d/

(both configs, built with GCC and clang), interesting bit of one of the
backtraces is:

08:56:35.942217  [    4.264434] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000
08:56:35.942520  [    4.272262] Mem abort info:
08:56:35.942781  [    4.275032]   ESR = 0x96000044
08:56:35.943081  [    4.278074]   Exception class = DABT (current EL), IL = 32 bits
08:56:35.943330  [    4.283976]   SET = 0, FnV = 0
08:56:35.943569  [    4.287011]   EA = 0, S1PTW = 0
08:56:35.943809  [    4.290139] Data abort info:
08:56:35.982983  [    4.293001]   ISV = 0, ISS = 0x00000044
08:56:35.983330  [    4.296823]   CM = 0, WnR = 1
08:56:35.983608  [    4.299772] [0000000000000000] user address but active_mm is swapper
08:56:35.985342  [    4.306113] Internal error: Oops: 96000044 [#1] PREEMPT SMP
08:56:35.985640  [    4.311664] Modules linked in:
08:56:35.985901  [    4.314704] CPU: 3 PID: 1 Comm: swapper/0 Not tainted 5.3.0-rc2-next-20190730 #1
08:56:35.986154  [    4.322081] Hardware name: WIWYNN QDF2400 Reference Evaluation Platform CV90-LA115-P900/QDF2400 Customer Reference Board, BIOS 0ACJA551 06/12/2018
08:56:36.026209  [    4.335189] pstate: 80400005 (Nzcv daif +PAN -UAO)
08:56:36.026587  [    4.339966] pc : __memset+0x80/0x188
08:56:36.026867  [    4.343524] lr : msm_gpio_init_valid_mask+0x134/0x1a4
08:56:36.028625  [    4.348556] sp : ffff00001015b480
08:56:36.028923  [    4.351855] x29: ffff00001015b4c0 x28: ffffbc73ef19a768 
08:56:36.029191  [    4.357150] x27: ffffbc73ef19a400 x26: 000000000000016a 
08:56:36.029441  [    4.362445] x25: 0000000000000096 x24: 0000000000000020 
08:56:36.029688  [    4.367740] x23: 0000000000000020 x22: ffffbc73ef7ba000 
08:56:36.029927  [    4.373035] x21: 0000000000000000 x20: ffffbc73ef7cb880 
08:56:36.069212  [    4.378330] x19: ffffbc73ef7cb890 x18: 0000000000000002 
08:56:36.069560  [    4.383626] x17: 0000000000000000 x16: 0000000000002680 
08:56:36.071378  [    4.388921] x15: ffff524de59c5827 x14: 0000000000000000 
08:56:36.071694  [    4.394216] x13: 0000000000000000 x12: 0000000000000083 
08:56:36.071963  [    4.399511] x11: 0000000000000018 x10: 0000000000000021 
08:56:36.072213  [    4.404806] x9 : 0000000000000020 x8 : 0000000000000000 
08:56:36.072462  [    4.410101] x7 : 0000000000000000 x6 : 0000000000804661 
08:56:36.072701  [    4.415396] x5 : 6146000000000000 x4 : 0000000000000000 
08:56:36.112335  [    4.420692] x3 : 0000000000000010 x2 : 0000000000000018 
08:56:36.112682  [    4.425986] x1 : 0000000000000000 x0 : 0000000000000000 
08:56:36.112962  [    4.431282] Call trace:
08:56:36.114798  [    4.433713]  __memset+0x80/0x188
08:56:36.115105  [    4.436927]  gpiochip_add_data_with_key+0x624/0xa58
08:56:36.115373  [    4.441786]  msm_pinctrl_probe+0x34c/0x458
08:56:36.115623  [    4.445866]  qdf2xxx_pinctrl_probe+0x290/0x334
08:56:36.115870  [    4.450296]  platform_drv_probe+0x8c/0xb4
08:56:36.116109  [    4.454286]  really_probe+0x214/0x490
08:56:36.116344  [    4.457932]  driver_probe_device+0x60/0xf8
08:56:36.116581  [    4.462012]  __device_attach_driver+0xfc/0x114
08:56:36.155329  [    4.466439]  bus_for_each_drv+0x7c/0xc4
08:56:36.155676  [    4.470258]  __device_attach+0xbc/0x15c