Messages in this thread | | | From | Michael Nazzareno Trimarchi <> | Date | Sat, 24 Sep 2022 20:01:53 +0200 | Subject | Re: v6.0-rc6 - arm64 / rock960 : kernel panic |
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On Sat, Sep 24, 2022 at 7:58 PM Michael Nazzareno Trimarchi <michael@amarulasolutions.com> wrote: > > Hi Daniel > > On Sat, Sep 24, 2022 at 7:43 PM Daniel Lezcano > <daniel.lezcano@linaro.org> wrote: > > > > Hi, > > > > there is a kernel panic on a rock960 board: > > > > After git bisecting, I have: > > > > commit 14facbc1871ae15404666747b5319c08e04b875a > > Merge: f5c97da8037b 32346491ddf2 > > Author: Greg Kroah-Hartman <gregkh@linuxfoundation.org> > > Date: Mon Jul 11 08:32:58 2022 +0200 > > > > Merge 5.19-rc6 into char-misc-next > > > > We need the misc driver fixes in here as well. > > > > Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> > > > > Any clue? > > That code receive 3-4 commits for one fix > > diff --git a/sound/soc/rockchip/rockchip_i2s.c > b/sound/soc/rockchip/rockchip_i2s.c > index f5f3540a9e18..a32a45b09b03 100644 > --- a/sound/soc/rockchip/rockchip_i2s.c > +++ b/sound/soc/rockchip/rockchip_i2s.c > @@ -803,7 +803,7 @@ static int rockchip_i2s_probe(struct platform_device *pdev) > > i2s->bclk_ratio = 64; > i2s->pinctrl = devm_pinctrl_get(&pdev->dev); > - if (!IS_ERR(i2s->pinctrl)) { > + if (!IS_ERR_OR_NULL(i2s->pinctrl)) { > i2s->bclk_on = pinctrl_lookup_state(i2s->pinctrl, "bclk_on"); > if (!IS_ERR_OR_NULL(i2s->bclk_on)) { > i2s->bclk_off = > pinctrl_lookup_state(i2s->pinctrl, "bclk_off");
I don't sure if you can get null from there, but you have two lookup_state on that function
Michael > > Michael > > > > > > > [ 2.377386] Unable to handle kernel NULL pointer dereference at > > virtual address 0000000000000005 > > [ 2.377390] Mem abort info: > > [ 2.377392] ESR = 0x0000000096000004 > > [ 2.379529] EC = 0x25: DABT (current EL), IL = 32 bits > > [ 2.379994] SET = 0, FnV = 0 > > [ 2.380263] EA = 0, S1PTW = 0 > > [ 2.380538] FSC = 0x04: level 0 translation fault > > [ 2.380964] Data abort info: > > [ 2.381217] ISV = 0, ISS = 0x00000004 > > [ 2.381343] mmc2: SDHCI controller on fe330000.mmc [fe330000.mmc] > > using ADMA > > [ 2.381558] CM = 0, WnR = 0 > > [ 2.382426] [0000000000000005] user address but active_mm is swapper > > [ 2.382981] Internal error: Oops: 96000004 [#1] PREEMPT SMP > > [ 2.383468] Modules linked in: > > [ 2.383740] CPU: 4 PID: 1 Comm: swapper/0 Not tainted 5.19.0-rc6+ #728 > > [ 2.384311] Hardware name: 96boards Rock960 (DT) > > [ 2.384715] pstate: 60000005 (nZCv daif -PAN -UAO -TCO -DIT -SSBS > > BTYPE=--) > > [ 2.385323] pc : pinctrl_lookup_state+0x20/0xc0 > > [ 2.385729] lr : rockchip_i2s_probe+0x1a8/0x54c > > [ 2.386130] sp : ffff80000804bb30 > > [ 2.386420] x29: ffff80000804bb30 x28: 0000000000000000 x27: > > ffff800009f204c8 > > [ 2.387048] x26: ffff800009fc1060 x25: ffff800009fc1078 x24: > > ffff000002691b68 > > [ 2.387673] x23: ffff800009967938 x22: ffffffffffffffed x21: > > ffff800009e1e0e8 > > [ 2.388299] x20: ffffffffffffffed x19: ffff000002597480 x18: > > ffffffffffffffff > > [ 2.388924] x17: 000000040044ffff x16: 00400034b5503510 x15: > > ffff80008804b787 > > [ 2.389550] x14: 0000000000000000 x13: 6c7274636e697020 x12: > > 73326920646e6966 > > [ 2.390176] x11: 206f742064656c69 x10: 6166203a7332692e x9 : > > 656c696166203a73 > > [ 2.390801] x8 : 32692e3030303061 x7 : 205d363238363733 x6 : > > ffff000001657880 > > [ 2.391425] x5 : 0000000000000000 x4 : 0000000000000000 x3 : > > 0000000000000000 > > [ 2.392051] x2 : 0000000000000000 x1 : ffff800009e1e0e8 x0 : > > ffffffffffffffed > > [ 2.392677] Call trace: > > [ 2.392892] pinctrl_lookup_state+0x20/0xc0 > > [ 2.393261] rockchip_i2s_probe+0x1a8/0x54c > > [ 2.393629] platform_probe+0x68/0xe0 > > [ 2.393954] really_probe.part.0+0x9c/0x2ac > > [ 2.394321] __driver_probe_device+0x98/0x144 > > [ 2.394703] driver_probe_device+0xac/0x140 > > [ 2.395070] __driver_attach+0xf8/0x1a0 > > [ 2.395407] bus_for_each_dev+0x70/0xd0 > > [ 2.395746] driver_attach+0x24/0x30 > > [ 2.396063] bus_add_driver+0x150/0x200 > > [ 2.396401] driver_register+0x78/0x130 > > [ 2.396737] __platform_driver_register+0x28/0x34 > > [ 2.397150] rockchip_i2s_driver_init+0x1c/0x28 > > [ 2.397550] do_one_initcall+0x50/0x1c0 > > [ 2.397890] kernel_init_freeable+0x208/0x28c > > [ 2.398274] kernel_init+0x28/0x13c > > [ 2.398583] ret_from_fork+0x10/0x20 > > [ 2.398901] Code: aa0003f4 a9025bf5 aa0003f6 aa0103f5 (f8418e93) > > [ 2.399435] ---[ end trace 0000000000000000 ]--- > > [ 2.399887] Kernel panic - not syncing: Attempted to kill init! > > exitcode=0x0000000b > > [ 2.400555] SMP: stopping secondary CPUs > > [ 2.400984] Kernel Offset: 0x80000 from 0xffff800008000000 > > [ 2.401463] PHYS_OFFSET: 0x0 > > [ 2.401716] CPU features: 0x800,00127811,00001082 > > [ 2.402128] Memory Limit: none > > [ 2.402406] ---[ end Kernel panic - not syncing: Attempted to kill > > init! exitcode=0x0000000b ]--- > > > > > > -- > > <http://www.linaro.org/> Linaro.org │ Open source software for ARM SoCs > > > > Follow Linaro: <http://www.facebook.com/pages/Linaro> Facebook | > > <http://twitter.com/#!/linaroorg> Twitter | > > <http://www.linaro.org/linaro-blog/> Blog > > > > _______________________________________________ > > Linux-rockchip mailing list > > Linux-rockchip@lists.infradead.org > > http://lists.infradead.org/mailman/listinfo/linux-rockchip > > > > -- > Michael Nazzareno Trimarchi > Co-Founder & Chief Executive Officer > M. +39 347 913 2170 > michael@amarulasolutions.com > __________________________________ > > Amarula Solutions BV > Joop Geesinkweg 125, 1114 AB, Amsterdam, NL > T. +31 (0)85 111 9172 > info@amarulasolutions.com > www.amarulasolutions.com
-- Michael Nazzareno Trimarchi Co-Founder & Chief Executive Officer M. +39 347 913 2170 michael@amarulasolutions.com __________________________________
Amarula Solutions BV Joop Geesinkweg 125, 1114 AB, Amsterdam, NL T. +31 (0)85 111 9172 info@amarulasolutions.com www.amarulasolutions.com
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