Re: [LKP] [x86/pci] 7ffb31888c: PANIC:early_exception

2018-09-23 Thread Pu Wen
On 2018/9/20 17:39, Thomas Gleixner wrote: I reproduced the PANIC by running lkp-tests with a Intel machine. The reason is that the function early_is_amd_nb is called even if running on Intel machine. At this case the misc_ids is NULL so the PANIC occur. I'll rework a patch to solve this

Re: [LKP] [x86/pci] 7ffb31888c: PANIC:early_exception

2018-09-23 Thread Pu Wen
On 2018/9/20 17:39, Thomas Gleixner wrote: I reproduced the PANIC by running lkp-tests with a Intel machine. The reason is that the function early_is_amd_nb is called even if running on Intel machine. At this case the misc_ids is NULL so the PANIC occur. I'll rework a patch to solve this

Re: [LKP] [x86/pci] 7ffb31888c: PANIC:early_exception

2018-09-20 Thread Thomas Gleixner
On Thu, 20 Sep 2018, Pu Wen wrote: > On 2018/9/20 8:26, Rong Chen wrote: > > On 09/19/2018 09:53 PM, Pu Wen wrote: > > > I cannot reproduce this panic on Hygon Dhyana platform. I tired lkp-tests > > > both in Ubuntu 16.04 (with gcc-5) and Ubuntu 18.04 (with gcc-7). > > > What kind of host do you

Re: [LKP] [x86/pci] 7ffb31888c: PANIC:early_exception

2018-09-20 Thread Thomas Gleixner
On Thu, 20 Sep 2018, Pu Wen wrote: > On 2018/9/20 8:26, Rong Chen wrote: > > On 09/19/2018 09:53 PM, Pu Wen wrote: > > > I cannot reproduce this panic on Hygon Dhyana platform. I tired lkp-tests > > > both in Ubuntu 16.04 (with gcc-5) and Ubuntu 18.04 (with gcc-7). > > > What kind of host do you

Re: [LKP] [x86/pci] 7ffb31888c: PANIC:early_exception

2018-09-20 Thread Pu Wen
On 2018/9/20 8:26, Rong Chen wrote: On 09/19/2018 09:53 PM, Pu Wen wrote: I cannot reproduce this panic on Hygon Dhyana platform. I tired lkp-tests both in Ubuntu 16.04 (with gcc-5) and Ubuntu 18.04 (with gcc-7). What kind of host do you use to run the qemu? A Intel one or AMD one? It's a

Re: [LKP] [x86/pci] 7ffb31888c: PANIC:early_exception

2018-09-20 Thread Pu Wen
On 2018/9/20 8:26, Rong Chen wrote: On 09/19/2018 09:53 PM, Pu Wen wrote: I cannot reproduce this panic on Hygon Dhyana platform. I tired lkp-tests both in Ubuntu 16.04 (with gcc-5) and Ubuntu 18.04 (with gcc-7). What kind of host do you use to run the qemu? A Intel one or AMD one? It's a

Re: [LKP] [x86/pci] 7ffb31888c: PANIC:early_exception

2018-09-19 Thread Rong Chen
On 09/19/2018 09:53 PM, Pu Wen wrote: On 2018/9/19 11:19, kernel test robot wrote: [0.800215] AGP: No AGP bridge found PANIC: early exception 0xe3 IP 10:8294623f error 0 cr2 0x0 [0.815262] CPU: 0 PID: 0 Comm: swapper Not tainted 4.19.0-rc2-00018-g7ffb318 #1 [0.826860]

Re: [LKP] [x86/pci] 7ffb31888c: PANIC:early_exception

2018-09-19 Thread Rong Chen
On 09/19/2018 09:53 PM, Pu Wen wrote: On 2018/9/19 11:19, kernel test robot wrote: [0.800215] AGP: No AGP bridge found PANIC: early exception 0xe3 IP 10:8294623f error 0 cr2 0x0 [0.815262] CPU: 0 PID: 0 Comm: swapper Not tainted 4.19.0-rc2-00018-g7ffb318 #1 [0.826860]

Re: [LKP] [x86/pci] 7ffb31888c: PANIC:early_exception

2018-09-19 Thread Pu Wen
On 2018/9/19 11:19, kernel test robot wrote: > [0.800215] AGP: No AGP bridge found > PANIC: early exception 0xe3 IP 10:8294623f error 0 cr2 0x0 > [0.815262] CPU: 0 PID: 0 Comm: swapper Not tainted > 4.19.0-rc2-00018-g7ffb318 #1 > [0.826860] Hardware name: QEMU Standard PC

Re: [LKP] [x86/pci] 7ffb31888c: PANIC:early_exception

2018-09-19 Thread Pu Wen
On 2018/9/19 11:19, kernel test robot wrote: > [0.800215] AGP: No AGP bridge found > PANIC: early exception 0xe3 IP 10:8294623f error 0 cr2 0x0 > [0.815262] CPU: 0 PID: 0 Comm: swapper Not tainted > 4.19.0-rc2-00018-g7ffb318 #1 > [0.826860] Hardware name: QEMU Standard PC

[LKP] [x86/pci] 7ffb31888c: PANIC:early_exception

2018-09-18 Thread kernel test robot
FYI, we noticed the following commit (built with gcc-7): commit: 7ffb31888cbaab36ec464fc43ecf5ddecdbd55ac ("[PATCH v7 07/16] x86/pci: Add Hygon Dhyana support to PCI and north bridge") url:

[LKP] [x86/pci] 7ffb31888c: PANIC:early_exception

2018-09-18 Thread kernel test robot
FYI, we noticed the following commit (built with gcc-7): commit: 7ffb31888cbaab36ec464fc43ecf5ddecdbd55ac ("[PATCH v7 07/16] x86/pci: Add Hygon Dhyana support to PCI and north bridge") url: