Regression: QCA6390 fails with "mm/page_alloc: place pages to tail in __free_pages_core()"

Wed Nov 11 15:41:29 EST 2020

Op 11.11.2020 om 20:23 schreef Kalle Valo:
> Pavel, can you test with that patch on v5.10-rc2 and provide the ath11k
> log messages? Preferably both before and after reverting commit
> 7fef431be9c9. Do note that I'm not expecting the debug patch to fix
> anything, in your case it's just for providing more debug info.
> 
> With vt-d disabled on v5.10-rc2 before the revert I see:
> 
> ath11k_pci 0000:06:00.0: WARNING: ath11k PCI support is experimental!
> ath11k_pci 0000:06:00.0: BAR 0: assigned [mem 0xdb000000-0xdbffffff 64bit]
> ath11k_pci 0000:06:00.0: enabling device (0000 -> 0002)
> ath11k_pci 0000:06:00.0: MSI vectors: 1
> NET: Registered protocol family 42
> mhi 0000:06:00.0: Requested to power ON
> mhi 0000:06:00.0: Power on setup success
> ath11k_pci 0000:06:00.0: Respond mem req failed, result: 1, err: 0
> ath11k_pci 0000:06:00.0: qmi failed to respond fw mem req:-22
> ath11k_pci 0000:06:00.0: req mem_seg[0] 0x1580000 524288 1
> ath11k_pci 0000:06:00.0: req mem_seg[1] 0x1600000 524288 1
> ath11k_pci 0000:06:00.0: req mem_seg[2] 0x1680000 524288 1
> ath11k_pci 0000:06:00.0: req mem_seg[3] 0x1700000 294912 1
> ath11k_pci 0000:06:00.0: req mem_seg[4] 0x1780000 524288 1
> ath11k_pci 0000:06:00.0: req mem_seg[5] 0x1800000 524288 1
> ath11k_pci 0000:06:00.0: req mem_seg[6] 0x1880000 458752 1
> ath11k_pci 0000:06:00.0: req mem_seg[7] 0x1520000 131072 1
> ath11k_pci 0000:06:00.0: req mem_seg[8] 0x1900000 524288 4
> ath11k_pci 0000:06:00.0: req mem_seg[9] 0x1980000 360448 4
> ath11k_pci 0000:06:00.0: req mem_seg[10] 0x1540000 16384 1
> ath11k_pci 0000:06:00.0: qmi failed memory request, err = -110
> ath11k_pci 0000:06:00.0: qmi failed to respond fw mem req:-110
> 
> With vt-d disabled on v5.10-rc2 and reverting commit 7fef431be9c9 I see:
> 
> ath11k_pci 0000:06:00.0: WARNING: ath11k PCI support is experimental!
> ath11k_pci 0000:06:00.0: BAR 0: assigned [mem 0xdb000000-0xdbffffff 64bit]
> ath11k_pci 0000:06:00.0: MSI vectors: 1
> mhi 0000:06:00.0: Requested to power ON
> mhi 0000:06:00.0: Power on setup success
> ath11k_pci 0000:06:00.0: Respond mem req failed, result: 1, err: 0
> ath11k_pci 0000:06:00.0: qmi failed to respond fw mem req:-22
> ath11k_pci 0000:06:00.0: req mem_seg[0] 0x76300000 524288 1
> ath11k_pci 0000:06:00.0: req mem_seg[1] 0x76380000 524288 1
> ath11k_pci 0000:06:00.0: req mem_seg[2] 0x76a00000 524288 1
> ath11k_pci 0000:06:00.0: req mem_seg[3] 0x76a80000 294912 1
> ath11k_pci 0000:06:00.0: req mem_seg[4] 0x76b00000 524288 1
> ath11k_pci 0000:06:00.0: req mem_seg[5] 0x76b80000 524288 1
> ath11k_pci 0000:06:00.0: req mem_seg[6] 0x76400000 458752 1
> ath11k_pci 0000:06:00.0: req mem_seg[7] 0x761a0000 131072 1
> ath11k_pci 0000:06:00.0: req mem_seg[8] 0x76480000 524288 4
> ath11k_pci 0000:06:00.0: req mem_seg[9] 0x76500000 360448 4
> ath11k_pci 0000:06:00.0: req mem_seg[10] 0x76580000 16384 1
> ath11k_pci 0000:06:00.0: chip_id 0x0 chip_family 0xb board_id 0xff soc_id 0xffffffff
> ath11k_pci 0000:06:00.0: fw_version 0x101c06cc fw_build_timestamp 2020-06-24 19:50 fw_build_id

I have had VT-d turned on the whole time in my previous tests. I have tried turning it off for some of this tests and it 
doesn't seem to affect my main bug. Here are the results:

1. Without reverting the 7fef431be9c9, VT-d on (wifi doesn't work):
Nov 11 21:19:20 razor kernel: Linux version 5.10.0-rc2 (root at razor) (gcc (Gentoo 9.3.0-r1 p3) 9.3.0, GNU ld (Gentoo 2.34 
p6) 2.34.0) #1 SMP Wed Nov 11 21:12:24 CET 2020
Nov 11 21:19:20 razor kernel: pci 0000:05:00.0: [17cb:1101] type 00 class 0x028000
Nov 11 21:19:20 razor kernel: pci 0000:05:00.0: reg 0x10: [mem 0xd2100000-0xd21fffff 64bit]
Nov 11 21:19:20 razor kernel: pci 0000:05:00.0: PME# supported from D0 D3hot D3cold
Nov 11 21:19:20 razor kernel: pci 0000:05:00.0: 4.000 Gb/s available PCIe bandwidth, limited by 5.0 GT/s PCIe x1 link at 
0000:00:1c.1 (capable of 7.876 Gb/s with 8.0 GT/s PCIe x1 link)
Nov 11 21:19:20 razor kernel: pci 0000:05:00.0: Adding to iommu group 21
Nov 11 21:19:21 razor kernel: ath11k_pci 0000:05:00.0: WARNING: ath11k PCI support is experimental!
Nov 11 21:19:21 razor kernel: ath11k_pci 0000:05:00.0: BAR 0: assigned [mem 0xd2100000-0xd21fffff 64bit]
Nov 11 21:19:21 razor kernel: ath11k_pci 0000:05:00.0: enabling device (0000 -> 0002)
Nov 11 21:19:21 razor kernel: ath11k_pci 0000:05:00.0: MSI vectors: 32
Nov 11 21:19:21 razor kernel: mhi 0000:05:00.0: Requested to power ON
Nov 11 21:19:21 razor kernel: mhi 0000:05:00.0: Power on setup success
Nov 11 21:19:21 razor kernel: ath11k_pci 0000:05:00.0: Respond mem req failed, result: 1, err: 0
Nov 11 21:19:21 razor kernel: ath11k_pci 0000:05:00.0: qmi failed to respond fw mem req:-22
Nov 11 21:19:21 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[0] 0x1500000 524288 1
Nov 11 21:19:21 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[1] 0x1580000 524288 1
Nov 11 21:19:21 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[2] 0x1600000 524288 1
Nov 11 21:19:21 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[3] 0x1680000 294912 1
Nov 11 21:19:21 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[4] 0x1700000 524288 1
Nov 11 21:19:21 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[5] 0x1780000 524288 1
Nov 11 21:19:21 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[6] 0x1800000 458752 1
Nov 11 21:19:21 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[7] 0x11e0000 131072 1
Nov 11 21:19:21 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[8] 0x1880000 524288 4
Nov 11 21:19:21 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[9] 0x1900000 360448 4
Nov 11 21:19:21 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[10] 0x1980000 16384 1
Nov 11 21:19:26 razor kernel: ath11k_pci 0000:05:00.0: qmi failed memory request, err = -110
Nov 11 21:19:26 razor kernel: ath11k_pci 0000:05:00.0: qmi failed to respond fw mem req:-110

2. With reverting 7fef431be9c9, VT-d on (wifi does work):
Nov 11 21:21:50 razor kernel: Linux version 5.10.0-rc2 (root at razor) (gcc (Gentoo 9.3.0-r1 p3) 9.3.0, GNU ld (Gentoo 2.34 
p6) 2.34.0) #2 SMP Wed Nov 11 21:20:51 CET 2020
Nov 11 21:21:50 razor kernel: pci 0000:05:00.0: [17cb:1101] type 00 class 0x028000
Nov 11 21:21:50 razor kernel: pci 0000:05:00.0: reg 0x10: [mem 0xd2100000-0xd21fffff 64bit]
Nov 11 21:21:50 razor kernel: pci 0000:05:00.0: PME# supported from D0 D3hot D3cold
Nov 11 21:21:50 razor kernel: pci 0000:05:00.0: 4.000 Gb/s available PCIe bandwidth, limited by 5.0 GT/s PCIe x1 link at 
0000:00:1c.1 (capable of 7.876 Gb/s with 8.0 GT/s PCIe x1 link)
Nov 11 21:21:50 razor kernel: pci 0000:05:00.0: Adding to iommu group 21
Nov 11 21:21:51 razor kernel: ath11k_pci 0000:05:00.0: WARNING: ath11k PCI support is experimental!
Nov 11 21:21:51 razor kernel: ath11k_pci 0000:05:00.0: BAR 0: assigned [mem 0xd2100000-0xd21fffff 64bit]
Nov 11 21:21:51 razor kernel: ath11k_pci 0000:05:00.0: enabling device (0000 -> 0002)
Nov 11 21:21:51 razor kernel: ath11k_pci 0000:05:00.0: MSI vectors: 32
Nov 11 21:21:51 razor kernel: mhi 0000:05:00.0: Requested to power ON
Nov 11 21:21:51 razor kernel: mhi 0000:05:00.0: Power on setup success
Nov 11 21:21:51 razor kernel: ath11k_pci 0000:05:00.0: Respond mem req failed, result: 1, err: 0
Nov 11 21:21:51 razor kernel: ath11k_pci 0000:05:00.0: qmi failed to respond fw mem req:-22
Nov 11 21:21:51 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[0] 0x3f100000 524288 1
Nov 11 21:21:51 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[1] 0x3f180000 524288 1
Nov 11 21:21:51 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[2] 0x3f200000 524288 1
Nov 11 21:21:51 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[3] 0x3f280000 294912 1
Nov 11 21:21:51 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[4] 0x3f300000 524288 1
Nov 11 21:21:51 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[5] 0x3f380000 524288 1
Nov 11 21:21:51 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[6] 0x3fc00000 458752 1
Nov 11 21:21:51 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[7] 0x3f0c0000 131072 1
Nov 11 21:21:51 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[8] 0x3fc80000 524288 4
Nov 11 21:21:51 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[9] 0x3fd00000 360448 4
Nov 11 21:21:51 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[10] 0x3f0a4000 16384 1
Nov 11 21:21:51 razor kernel: ath11k_pci 0000:05:00.0: chip_id 0x0 chip_family 0xb board_id 0xff soc_id 0xffffffff
Nov 11 21:21:51 razor kernel: ath11k_pci 0000:05:00.0: fw_version 0x101c06cc fw_build_timestamp 2020-06-24 19:50 
fw_build_id
Nov 11 21:21:53 razor NetworkManager[786]: <info>  [1605126113.1294] rfkill1: found Wi-Fi radio killswitch (at 
/sys/devices/pci0000:00/0000:00:1c.1/0000:05:00.0/ieee80211/phy0/rfkill1) (driver ath11k_pci)
Nov 11 21:21:55 razor ModemManager[724]: <info>  Couldn't check support for device 
'/sys/devices/pci0000:00/0000:00:1c.1/0000:05:00.0': not supported by any plugin

3. Without reverting the 7fef431be9c9, VT-d off (wifi doesn't work):
Nov 11 21:32:41 razor kernel: Linux version 5.10.0-rc2 (root at razor) (gcc (Gentoo 9.3.0-r1 p3) 9.3.0, GNU ld (Gentoo 2.34 
p6) 2.34.0) #3 SMP Wed Nov 11 21:31:35 CET 2020
Nov 11 21:32:41 razor kernel: pci 0000:05:00.0: [17cb:1101] type 00 class 0x028000
Nov 11 21:32:41 razor kernel: pci 0000:05:00.0: reg 0x10: [mem 0xd2100000-0xd21fffff 64bit]
Nov 11 21:32:41 razor kernel: pci 0000:05:00.0: PME# supported from D0 D3hot D3cold
Nov 11 21:32:41 razor kernel: pci 0000:05:00.0: 4.000 Gb/s available PCIe bandwidth, limited by 5.0 GT/s PCIe x1 link at 
0000:00:1c.1 (capable of 7.876 Gb/s with 8.0 GT/s PCIe x1 link)
Nov 11 21:32:42 razor kernel: ath11k_pci 0000:05:00.0: WARNING: ath11k PCI support is experimental!
Nov 11 21:32:42 razor kernel: ath11k_pci 0000:05:00.0: BAR 0: assigned [mem 0xd2100000-0xd21fffff 64bit]
Nov 11 21:32:42 razor kernel: ath11k_pci 0000:05:00.0: enabling device (0000 -> 0002)
Nov 11 21:32:42 razor kernel: ath11k_pci 0000:05:00.0: MSI vectors: 1
Nov 11 21:32:42 razor kernel: mhi 0000:05:00.0: Requested to power ON
Nov 11 21:32:42 razor kernel: mhi 0000:05:00.0: Power on setup success
Nov 11 21:32:42 razor kernel: ath11k_pci 0000:05:00.0: Respond mem req failed, result: 1, err: 0
Nov 11 21:32:42 razor kernel: ath11k_pci 0000:05:00.0: qmi failed to respond fw mem req:-22
Nov 11 21:32:42 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[0] 0x1480000 524288 1
Nov 11 21:32:42 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[1] 0x1500000 524288 1
Nov 11 21:32:42 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[2] 0x1580000 524288 1
Nov 11 21:32:42 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[3] 0x1600000 294912 1
Nov 11 21:32:42 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[4] 0x1680000 524288 1
Nov 11 21:32:42 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[5] 0x1700000 524288 1
Nov 11 21:32:42 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[6] 0x1780000 458752 1
Nov 11 21:32:42 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[7] 0x1800000 131072 1
Nov 11 21:32:42 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[8] 0x1880000 524288 4
Nov 11 21:32:42 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[9] 0x1900000 360448 4
Nov 11 21:32:42 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[10] 0x10e4000 16384 1
Nov 11 21:32:47 razor kernel: ath11k_pci 0000:05:00.0: qmi failed memory request, err = -110
Nov 11 21:32:47 razor kernel: ath11k_pci 0000:05:00.0: qmi failed to respond fw mem req:-110

4. With reverting 7fef431be9c9, VT-d off (not sure if wifi works, system hung shortly thereafter):
Nov 11 21:28:16 razor kernel: Linux version 5.10.0-rc2 (root at razor) (gcc (Gentoo 9.3.0-r1 p3) 9.3.0, GNU ld (Gentoo 2.34 
p6) 2.34.0) #2 SMP Wed Nov 11 21:20:51 CET 2020
Nov 11 21:28:16 razor kernel: pci 0000:05:00.0: [17cb:1101] type 00 class 0x028000
Nov 11 21:28:16 razor kernel: pci 0000:05:00.0: reg 0x10: [mem 0xd2100000-0xd21fffff 64bit]
Nov 11 21:28:16 razor kernel: pci 0000:05:00.0: PME# supported from D0 D3hot D3cold
Nov 11 21:28:16 razor kernel: pci 0000:05:00.0: 4.000 Gb/s available PCIe bandwidth, limited by 5.0 GT/s PCIe x1 link at 
0000:00:1c.1 (capable of 7.876 Gb/s with 8.0 GT/s PCIe x1 link)
Nov 11 21:28:17 razor kernel: ath11k_pci 0000:05:00.0: WARNING: ath11k PCI support is experimental!
Nov 11 21:28:17 razor kernel: ath11k_pci 0000:05:00.0: BAR 0: assigned [mem 0xd2100000-0xd21fffff 64bit]
Nov 11 21:28:17 razor kernel: ath11k_pci 0000:05:00.0: enabling device (0000 -> 0002)
Nov 11 21:28:17 razor kernel: ath11k_pci 0000:05:00.0: MSI vectors: 1
Nov 11 21:28:17 razor kernel: mhi 0000:05:00.0: Requested to power ON
Nov 11 21:28:17 razor kernel: mhi 0000:05:00.0: Power on setup success
Nov 11 21:28:17 razor kernel: ath11k_pci 0000:05:00.0: Respond mem req failed, result: 1, err: 0
Nov 11 21:28:17 razor kernel: ath11k_pci 0000:05:00.0: qmi failed to respond fw mem req:-22
Nov 11 21:28:17 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[0] 0x3f900000 524288 1
Nov 11 21:28:17 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[1] 0x3f980000 524288 1
Nov 11 21:28:17 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[2] 0x3fa00000 524288 1
Nov 11 21:28:17 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[3] 0x3fa80000 294912 1
Nov 11 21:28:17 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[4] 0x3fb00000 524288 1
Nov 11 21:28:17 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[5] 0x3fb80000 524288 1
Nov 11 21:28:17 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[6] 0x40800000 458752 1
Nov 11 21:28:17 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[7] 0x3f8c0000 131072 1
Nov 11 21:28:17 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[8] 0x40880000 524288 4
Nov 11 21:28:17 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[9] 0x40900000 360448 4
Nov 11 21:28:17 razor kernel: ath11k_pci 0000:05:00.0: req mem_seg[10] 0x3f8a4000 16384 1
Nov 11 21:28:17 razor kernel: ath11k_pci 0000:05:00.0: chip_id 0x0 chip_family 0xb board_id 0xff soc_id 0xffffffff
Nov 11 21:28:17 razor kernel: ath11k_pci 0000:05:00.0: fw_version 0x101c06cc fw_build_timestamp 2020-06-24 19:50 
fw_build_id
Nov 11 21:28:19 razor NetworkManager[782]: <info>  [1605126499.2535] rfkill1: found Wi-Fi radio killswitch (at 
/sys/devices/pci0000:00/0000:00:1c.1/0000:05:00.0/ieee80211/phy0/rfkill1) (driver ath11k_pci)
Nov 11 21:28:21 razor ModemManager[717]: <info>  Couldn't check support for device 
'/sys/devices/pci0000:00/0000:00:1c.1/0000:05:00.0': not supported by any plugin
Nov 11 21:28:58 razor kernel: ath11k_pci 0000:05:00.0: failed to receive scan abort comple: timed out
Nov 11 21:28:58 razor kernel: ath11k_pci 0000:05:00.0: failed to abort scan: -110
Nov 11 21:29:01 razor kernel: ath11k_pci 0000:05:00.0: wmi command 12289 timeout
Nov 11 21:29:01 razor kernel: ath11k_pci 0000:05:00.0: failed to send WMI_START_SCAN_CMDID
Nov 11 21:29:01 razor kernel: ath11k_pci 0000:05:00.0: failed to start hw scan: -11