Comment 16 for bug 1521173

Hello, i am affected too. Dell Latitude 3570. Kernel 4.4.0-21-generic x86_64 and in my case the problematic device seems to be the Qualcomm Atheros AR9462 Wireless Network Adapter. Everything seems to work though.
Full PC specs: https://paste.debian.net/hidden/03da6511/

Error:
AER: Corrected error received: id=00e0
pcieport 0000:00:1c.0: PCIe Bus Error: severity=Corrected, type=Data Link Layer, id=00e0(Transmitter ID)
pcieport 0000:00:1c.0: device [8086:9d14] error status/mask=00003000/00002000
pcieport 0000:00:1c.0: [12] Replay Timer Timeout

#lspci -nn
00:00.0 Host bridge [0600]: Intel Corporation Sky Lake Host Bridge/DRAM Registers [8086:1904] (rev 08)
00:02.0 VGA compatible controller [0300]: Intel Corporation Sky Lake Integrated Graphics [8086:1916] (rev 07)
00:14.0 USB controller [0c03]: Intel Corporation Device [8086:9d2f] (rev 21)
00:14.2 Signal processing controller [1180]: Intel Corporation Device [8086:9d31] (rev 21)
00:15.0 Signal processing controller [1180]: Intel Corporation Device [8086:9d60] (rev 21)
00:16.0 Communication controller [0780]: Intel Corporation Device [8086:9d3a] (rev 21)
00:17.0 SATA controller [0106]: Intel Corporation Device [8086:9d03] (rev 21)
00:1c.0 PCI bridge [0604]: Intel Corporation Device [8086:9d14] (rev f1)
00:1c.5 PCI bridge [0604]: Intel Corporation Device [8086:9d15] (rev f1)
00:1f.0 ISA bridge [0601]: Intel Corporation Device [8086:9d48] (rev 21)
00:1f.2 Memory controller [0580]: Intel Corporation Device [8086:9d21] (rev 21)
00:1f.3 Audio device [0403]: Intel Corporation Device [8086:9d70] (rev 21)
00:1f.4 SMBus [0c05]: Intel Corporation Device [8086:9d23] (rev 21)
01:00.0 Network controller [0280]: Qualcomm Atheros AR9462 Wireless Network Adapter [168c:0034] (rev 01)
02:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [10ec:8168] (rev 0c)

#lspci -vt
-[0000:00]-+-00.0 Intel Corporation Sky Lake Host Bridge/DRAM Registers
           +-02.0 Intel Corporation Sky Lake Integrated Graphics
           +-14.0 Intel Corporation Device 9d2f
           +-14.2 Intel Corporation Device 9d31
           +-15.0 Intel Corporation Device 9d60
           +-16.0 Intel Corporation Device 9d3a
           +-17.0 Intel Corporation Device 9d03
           +-1c.0-[01]----00.0 Qualcomm Atheros AR9462 Wireless Network Adapter
           +-1c.5-[02]----00.0 Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
           +-1f.0 Intel Corporation Device 9d48
           +-1f.2 Intel Corporation Device 9d21
           +-1f.3 Intel Corporation Device 9d70
           \-1f.4 Intel Corporation Device 9d23

pci=noaer helps.