With kernel 5.12.0-2, my system crashes reliably. I can't run any program after
this happens.
Bug Video:
https://youtu.be/u677fL_iB_8
System:
Dell Inc. Precision T1500/0XC7MM, BIOS 2.0.1 11/30/2009
Working kernel:# uname -a
Linux be10 5.11.6-1-default #1 SMP Thu Mar 11 16:11:36 UTC 2021 (7358b30)
x86_64 x86_64 x86_64 GNU/Linux
# lspci
00:00.0 Host bridge: Intel Corporation Core Processor DMI (rev 11)
00:03.0 PCI bridge: Intel Corporation Core Processor PCI Express Root Port 1
(rev 11)
00:08.0 System peripheral: Intel Corporation Core Processor System Management
Registers (rev 11)
00:08.1 System peripheral: Intel Corporation Core Processor Semaphore and
Scratchpad Registers (rev 11)
00:08.2 System peripheral: Intel Corporation Core Processor System Control and
Status Registers (rev 11)
00:08.3 System peripheral: Intel Corporation Core Processor Miscellaneous
Registers (rev 11)
00:10.0 System peripheral: Intel Corporation Core Processor QPI Link (rev 11)
00:10.1 System peripheral: Intel Corporation Core Processor QPI Routing and
Protocol Registers (rev 11)
00:16.0 Communication controller: Intel Corporation 5 Series/3400 Series
Chipset HECI Controller (rev 06)
00:1a.0 USB controller: Intel Corporation 5 Series/3400 Series Chipset USB2
Enhanced Host Controller (rev 06)
00:1b.0 Audio device: Intel Corporation 5 Series/3400 Series Chipset High
Definition Audio (rev 06)
00:1c.0 PCI bridge: Intel Corporation 5 Series/3400 Series Chipset PCI Express
Root Port 1 (rev 06)
00:1d.0 USB controller: Intel Corporation 5 Series/3400 Series Chipset USB2
Enhanced Host Controller (rev 06)
00:1e.0 PCI bridge: Intel Corporation 82801 PCI Bridge (rev a6)
00:1f.0 ISA bridge: Intel Corporation H57 Chipset LPC Interface Controller (rev
06)
00:1f.2 SATA controller: Intel Corporation 5 Series/3400 Series Chipset 6 port
SATA AHCI Controller (rev 06)
00:1f.3 SMBus: Intel Corporation 5 Series/3400 Series Chipset SMBus Controller
(rev 06)
01:00.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI]
Tahiti XT [Radeon HD 7970/8970 OEM / R9 280X]
01:00.1 Audio device: Advanced Micro Devices, Inc. [AMD/ATI] Tahiti HDMI Audio
[Radeon HD 7870 XT / 7950/7970]
02:00.0 Ethernet controller: Broadcom Inc. and subsidiaries NetLink BCM57780
Gigabit Ethernet PCIe (rev 01)
03:01.0 SCSI storage controller: Adaptec AHA-2930CU (rev 03)
ff:00.0 Host bridge: Intel Corporation Core Processor QuickPath Architecture
Generic Non-Core Registers (rev 04)
ff:00.1 Host bridge: Intel Corporation Core Processor QuickPath Architecture
System Address Decoder (rev 04)
ff:02.0 Host bridge: Intel Corporation Core Processor QPI Link 0 (rev 04)
ff:02.1 Host bridge: Intel Corporation Core Processor QPI Physical 0 (rev 04)
ff:03.0 Host bridge: Intel Corporation Core Processor Integrated Memory
Controller (rev 04)
ff:03.1 Host bridge: Intel Corporation Core Processor Integrated Memory
Controller Target Address Decoder (rev 04)
ff:03.4 Host bridge: Intel Corporation Core Processor Integrated Memory
Controller Test Registers (rev 04)
ff:04.0 Host bridge: Intel Corporation Core Processor Integrated Memory
Controller Channel 0 Control Registers (rev 04)
ff:04.1 Host bridge: Intel Corporation Core Processor Integrated Memory
Controller Channel 0 Address Registers (rev 04)
ff:04.2 Host bridge: Intel Corporation Core Processor Integrated Memory
Controller Channel 0 Rank Registers (rev 04)
ff:04.3 Host bridge: Intel Corporation Core Processor Integrated Memory
Controller Channel 0 Thermal Control Registers (rev 04)
ff:05.0 Host bridge: Intel Corporation Core Processor Integrated Memory
Controller Channel 1 Control Registers (rev 04)
ff:05.1 Host bridge: Intel Corporation Core Processor Integrated Memory
Controller Channel 1 Address Registers (rev 04)
ff:05.2 Host bridge: Intel Corporation Core Processor Integrated Memory
Controller Channel 1 Rank Registers (rev 04)
ff:05.3 Host bridge: Intel Corporation Core Processor Integrated Memory
Controller Channel 1 Thermal Control Registers (rev 04)
Bug Video:
https://youtu.be/u677fL_iB_8