| Message ID | 20130228113419.GB5688@xps8300 (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
(2013/02/28 20:34), Heikki Krogerus wrote: > Hi, > > On Thu, Feb 28, 2013 at 08:13:30PM +0900, Masami Hiramatsu wrote: >> Hi, >> >> I tried the latest "fixes" branch of arm-soc.git on OpenBlocks >> AX3 (Marvel Armada-XP) and got below kernel panic in boot sequence. >> It seems that we have an exception while cpu is in idle. >> >> ---- >> Kernel panic - not syncing: Attempted to kill init! exitcode=0x00000200 >> >> Backtrace: >> [<c00113d4>] (dump_backtrace+0x0/0x110) from [<c04a7324>] (dump_stack+0x18/0x1c) >> r6:ef2bcc00 r5:c06532b0 r4:ef2bcc00 r3:00000001 >> [<c04a730c>] (dump_stack+0x0/0x1c) from [<c04a7434>] (panic+0x90/0x1ec) >> [<c04a73a4>] (panic+0x0/0x1ec) from [<c002613c>] (do_exit+0x500/0x960) >> r3:ef2c0dc0 r2:ef2bcc00 r1:00000200 r0:c0584be1 >> r7:c063e040 >> [<c0025c3c>] (do_exit+0x0/0x960) from [<c0026790>] (do_group_exit+0xa4/0xd0) >> r7:000000f8 >> [<c00266ec>] (do_group_exit+0x0/0xd0) from [<c00267d4>] (__wake_up_parent+0x0/0x28) >> r7:000000f8 r6:0000003c r5:bee6bf14 r4:000703ae >> [<c00267bc>] (sys_exit_group+0x0/0x18) from [<c000d8c0>] (ret_fast_syscall+0x0/0x30) >> CPU0: stopping >> Backtrace: >> [<c00113d4>] (dump_backtrace+0x0/0x110) from [<c04a7324>] (dump_stack+0x18/0x1c) >> r6:c063df48 r5:00000000 r4:c0688e98 r3:c064def4 >> [<c04a730c>] (dump_stack+0x0/0x1c) from [<c00128f4>] (handle_IPI+0xc8/0x12c) >> [<c001282c>] (handle_IPI+0x0/0x12c) from [<c00085a0>] >> (armada_370_xp_handle_irq+0x98/0xb0) >> r5:c0689070 r4:00000005 >> [<c0008508>] (armada_370_xp_handle_irq+0x0/0xb0) from [<c04ae680>] >> (__irq_svc+0x40/0x50) >> Exception stack(0xc063df48 to 0xc063df90) >> df40: ffffffed 00000000 027ac000 60000013 c063c000 c0688c88 >> df60: c04b5518 c2ddffc0 0000406a 562f5842 00000000 c063dfac c063df90 c063df90 >> df80: c000e588 c000e590 60000013 ffffffff >> [<c000e4d8>] (cpu_idle+0x0/0x104) from [<c04a266c>] (rest_init+0x64/0x7c) >> r6:c0625a50 r5:00000000 r4:c06450e0 r3:00000000 >> [<c04a2608>] (rest_init+0x0/0x7c) from [<c05fb848>] (start_kernel+0x2d4/0x32c) >> [<c05fb574>] (start_kernel+0x0/0x32c) from [<00008074>] (0x8074) >> ---- >> >> And I found that this panic also happened on the latest linus tree. >> Git-bisect told me that the 8250 serial driver patch is the first bad >> commit. >> >> serial: 8250_dw: Don't use UPF_FIXED_TYPE >> >> 966c4e39b5f7f249d7bb4c409176c9e6c5d48025 > > I'm assuming this is the same issue Gregory already reported. Can you > try the attached diff, and tell if it fixes the issue? I've tested and ensured this diff fixed the problem. :D Thank you!
Heikki, On Thu, Feb 28, 2013 at 01:34:19PM +0200, Heikki Krogerus wrote: > Hi, > > On Thu, Feb 28, 2013 at 08:13:30PM +0900, Masami Hiramatsu wrote: > > Hi, > > > > I tried the latest "fixes" branch of arm-soc.git on OpenBlocks > > AX3 (Marvel Armada-XP) and got below kernel panic in boot sequence. > > It seems that we have an exception while cpu is in idle. > > > > ---- > > Kernel panic - not syncing: Attempted to kill init! exitcode=0x00000200 > > > > Backtrace: > > [<c00113d4>] (dump_backtrace+0x0/0x110) from [<c04a7324>] (dump_stack+0x18/0x1c) > > r6:ef2bcc00 r5:c06532b0 r4:ef2bcc00 r3:00000001 > > [<c04a730c>] (dump_stack+0x0/0x1c) from [<c04a7434>] (panic+0x90/0x1ec) > > [<c04a73a4>] (panic+0x0/0x1ec) from [<c002613c>] (do_exit+0x500/0x960) > > r3:ef2c0dc0 r2:ef2bcc00 r1:00000200 r0:c0584be1 > > r7:c063e040 > > [<c0025c3c>] (do_exit+0x0/0x960) from [<c0026790>] (do_group_exit+0xa4/0xd0) > > r7:000000f8 > > [<c00266ec>] (do_group_exit+0x0/0xd0) from [<c00267d4>] (__wake_up_parent+0x0/0x28) > > r7:000000f8 r6:0000003c r5:bee6bf14 r4:000703ae > > [<c00267bc>] (sys_exit_group+0x0/0x18) from [<c000d8c0>] (ret_fast_syscall+0x0/0x30) > > CPU0: stopping > > Backtrace: > > [<c00113d4>] (dump_backtrace+0x0/0x110) from [<c04a7324>] (dump_stack+0x18/0x1c) > > r6:c063df48 r5:00000000 r4:c0688e98 r3:c064def4 > > [<c04a730c>] (dump_stack+0x0/0x1c) from [<c00128f4>] (handle_IPI+0xc8/0x12c) > > [<c001282c>] (handle_IPI+0x0/0x12c) from [<c00085a0>] > > (armada_370_xp_handle_irq+0x98/0xb0) > > r5:c0689070 r4:00000005 > > [<c0008508>] (armada_370_xp_handle_irq+0x0/0xb0) from [<c04ae680>] > > (__irq_svc+0x40/0x50) > > Exception stack(0xc063df48 to 0xc063df90) > > df40: ffffffed 00000000 027ac000 60000013 c063c000 c0688c88 > > df60: c04b5518 c2ddffc0 0000406a 562f5842 00000000 c063dfac c063df90 c063df90 > > df80: c000e588 c000e590 60000013 ffffffff > > [<c000e4d8>] (cpu_idle+0x0/0x104) from [<c04a266c>] (rest_init+0x64/0x7c) > > r6:c0625a50 r5:00000000 r4:c06450e0 r3:00000000 > > [<c04a2608>] (rest_init+0x0/0x7c) from [<c05fb848>] (start_kernel+0x2d4/0x32c) > > [<c05fb574>] (start_kernel+0x0/0x32c) from [<00008074>] (0x8074) > > ---- > > > > And I found that this panic also happened on the latest linus tree. > > Git-bisect told me that the 8250 serial driver patch is the first bad > > commit. > > > > serial: 8250_dw: Don't use UPF_FIXED_TYPE > > > > 966c4e39b5f7f249d7bb4c409176c9e6c5d48025 > > I'm assuming this is the same issue Gregory already reported. Can you > try the attached diff, and tell if it fixes the issue? If you have a moment, could you put this into a formal patch and send to lakml? If I could Gregory and Masami's Tested-by's on that, I'll queue it up for -rc1/2. thx, Jason. > > Thanks, > > -- > heikki > diff --git a/arch/arm/boot/dts/armada-370-xp.dtsi b/arch/arm/boot/dts/armada-370-xp.dtsi > index 4e3e4a3..dcbbc1d 100644 > --- a/arch/arm/boot/dts/armada-370-xp.dtsi > +++ b/arch/arm/boot/dts/armada-370-xp.dtsi > @@ -54,7 +54,7 @@ > reg = <0xd0012000 0x100>; > reg-shift = <2>; > interrupts = <41>; > - reg-io-width = <4>; > + reg-io-width = <1>; > status = "disabled"; > }; > serial@d0012100 { > @@ -62,7 +62,7 @@ > reg = <0xd0012100 0x100>; > reg-shift = <2>; > interrupts = <42>; > - reg-io-width = <4>; > + reg-io-width = <1>; > status = "disabled"; > }; > > diff --git a/arch/arm/boot/dts/armada-xp.dtsi b/arch/arm/boot/dts/armada-xp.dtsi > index 1443949..ca00d83 100644 > --- a/arch/arm/boot/dts/armada-xp.dtsi > +++ b/arch/arm/boot/dts/armada-xp.dtsi > @@ -46,7 +46,7 @@ > reg = <0xd0012200 0x100>; > reg-shift = <2>; > interrupts = <43>; > - reg-io-width = <4>; > + reg-io-width = <1>; > status = "disabled"; > }; > serial@d0012300 { > @@ -54,7 +54,7 @@ > reg = <0xd0012300 0x100>; > reg-shift = <2>; > interrupts = <44>; > - reg-io-width = <4>; > + reg-io-width = <1>; > status = "disabled"; > }; > > _______________________________________________ > linux-arm-kernel mailing list > linux-arm-kernel@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
Hi Jason, On Thu, Feb 28, 2013 at 09:29:30AM -0500, Jason Cooper wrote: > If you have a moment, could you put this into a formal patch and send to > lakml? If I could Gregory and Masami's Tested-by's on that, I'll queue > it up for -rc1/2. OK, I'll prepare the patch. I thought that Gregory was going to create a patch for this. Br,
On 03/01/2013 09:00 AM, Heikki Krogerus wrote: > Hi Jason, > > On Thu, Feb 28, 2013 at 09:29:30AM -0500, Jason Cooper wrote: >> If you have a moment, could you put this into a formal patch and send to >> lakml? If I could Gregory and Masami's Tested-by's on that, I'll queue >> it up for -rc1/2. > > OK, I'll prepare the patch. I thought that Gregory was going to create > a patch for this. If you want I still can take care of it. > > Br, >
diff --git a/arch/arm/boot/dts/armada-370-xp.dtsi b/arch/arm/boot/dts/armada-370-xp.dtsi index 4e3e4a3..dcbbc1d 100644 --- a/arch/arm/boot/dts/armada-370-xp.dtsi +++ b/arch/arm/boot/dts/armada-370-xp.dtsi @@ -54,7 +54,7 @@ reg = <0xd0012000 0x100>; reg-shift = <2>; interrupts = <41>; - reg-io-width = <4>; + reg-io-width = <1>; status = "disabled"; }; serial@d0012100 { @@ -62,7 +62,7 @@ reg = <0xd0012100 0x100>; reg-shift = <2>; interrupts = <42>; - reg-io-width = <4>; + reg-io-width = <1>; status = "disabled"; }; diff --git a/arch/arm/boot/dts/armada-xp.dtsi b/arch/arm/boot/dts/armada-xp.dtsi index 1443949..ca00d83 100644 --- a/arch/arm/boot/dts/armada-xp.dtsi +++ b/arch/arm/boot/dts/armada-xp.dtsi @@ -46,7 +46,7 @@ reg = <0xd0012200 0x100>; reg-shift = <2>; interrupts = <43>; - reg-io-width = <4>; + reg-io-width = <1>; status = "disabled"; }; serial@d0012300 { @@ -54,7 +54,7 @@ reg = <0xd0012300 0x100>; reg-shift = <2>; interrupts = <44>; - reg-io-width = <4>; + reg-io-width = <1>; status = "disabled"; };