Re: 4.14.44: BUG_ON(!list_empty(>wait_list));

2018-06-04 Thread Daniel J Blueman
On 5 June 2018 at 05:47, wrote: >> -Original Message- >> From: Daniel J Blueman [mailto:dan...@quora.org] >> Sent: Thursday, May 31, 2018 9:21 PM >> To: Linux Kernel; linux-a...@vger.kernel.org >> Cc: Limonciello, Mario; Dominguez, Jared >> Subject: 4.

Re: 4.14.44: BUG_ON(!list_empty(>wait_list));

2018-06-04 Thread Daniel J Blueman
On 5 June 2018 at 05:47, wrote: >> -Original Message- >> From: Daniel J Blueman [mailto:dan...@quora.org] >> Sent: Thursday, May 31, 2018 9:21 PM >> To: Linux Kernel; linux-a...@vger.kernel.org >> Cc: Limonciello, Mario; Dominguez, Jared >> Subject: 4.

RE: 4.14.44: BUG_ON(!list_empty(>wait_list));

2018-06-04 Thread Mario.Limonciello
> -Original Message- > From: Daniel J Blueman [mailto:dan...@quora.org] > Sent: Thursday, May 31, 2018 9:21 PM > To: Linux Kernel; linux-a...@vger.kernel.org > Cc: Limonciello, Mario; Dominguez, Jared > Subject: 4.14.44: BUG_ON(!list_empty(>wait_list)); > >

RE: 4.14.44: BUG_ON(!list_empty(>wait_list));

2018-06-04 Thread Mario.Limonciello
> -Original Message- > From: Daniel J Blueman [mailto:dan...@quora.org] > Sent: Thursday, May 31, 2018 9:21 PM > To: Linux Kernel; linux-a...@vger.kernel.org > Cc: Limonciello, Mario; Dominguez, Jared > Subject: 4.14.44: BUG_ON(!list_empty(>wait_list)); > >

4.14.44: BUG_ON(!list_empty(>wait_list));

2018-05-31 Thread Daniel J Blueman
Plugging in a USB-C power source on my Dell XPS 9550 trips an ACPI BUG_ON [1], reproducible with mainline 4.14.44, suggesting other threads are waiting for semaphore acquisition due to "BUG_ON(!list_empty(>wait_list))". This is the current 1.7.0 BIOS with Ubuntu 18.04 userspace, plugging in an LG

4.14.44: BUG_ON(!list_empty(>wait_list));

2018-05-31 Thread Daniel J Blueman
Plugging in a USB-C power source on my Dell XPS 9550 trips an ACPI BUG_ON [1], reproducible with mainline 4.14.44, suggesting other threads are waiting for semaphore acquisition due to "BUG_ON(!list_empty(>wait_list))". This is the current 1.7.0 BIOS with Ubuntu 18.04 userspace, plugging in an LG