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openwrt/target/linux/apm821xx/patches-5.10
Christian Lamparter e95dec8116 apm821xx: fix crash/panic related to SATA/SSD choice
Ticerex on the OpenWrt Forum reported a gnarly crash when
he was using Samsung 840 and 850 EVOs with his MyBook Live:

| BUG: Kernel NULL pointer dereference at 0x00000000
| Faulting instruction address: 0xc03ed4b8
| Oops: Kernel access of bad area, sig: 11 [#1]
| BE PAGE_SIZE=4K PowerPC 44x Platform
| CPU: 0 PID: 362 Comm: scsi_eh_1 Not tainted 5.4.163 #0
| NIP:  c03ed4b8 LR: c03d27e8 CTR: c03ed36c
| REGS: cfa59950 TRAP: 0300   Not tainted  (5.4.163)
| MSR:  00021000 <CE,ME>  CR: 42000222  XER: 00000000
| DEAR: 00000000 ESR: 00000000
| GPR00: c03d27e8 cfa59a08 cfa55fe0 00000000 0fa46bc0 [...]
| [..]
| NIP [c03ed4b8] sata_dwc_qc_issue+0x14c/0x254
| LR [c03d27e8] ata_qc_issue+0x1c8/0x2dc
| Call Trace:
| [cfa59a08] [c003f4e0] __cancel_work_timer+0x124/0x194 (unreliable)
| [cfa59a78] [c03d27e8] ata_qc_issue+0x1c8/0x2dc
| [cfa59a98] [c03d2b3c] ata_exec_internal_sg+0x240/0x524
| [cfa59b08] [c03d2e98] ata_exec_internal+0x78/0xe0
| [cfa59b58] [c03d30fc] ata_read_log_page.part.38+0x1dc/0x204
| [cfa59bc8] [c03d324c] ata_identify_page_supported+0x68/0x130
| [...]

This turned out this is an issue with upstream changing
ATA_TAG_INTERNAL's value from 31 to 32 during 4.18 release.
Update "SATA_DWC_QCMD_MAX" to account for that.

Link: https://forum.openwrt.org/t/my-book-live-duo-reboot-loop/122464
Signed-off-by: Christian Lamparter <chunkeey@gmail.com>
2022-03-25 18:14:13 +01:00
..
100-dwc2-disable-powerdown.patch apm821xx: fix WD MyBook Live DUO USB-Port 2021-12-27 13:55:10 +01:00
150-ata-sata_dwc_460ex-Fix-crash-due-to-OOB-write.patch apm821xx: fix crash/panic related to SATA/SSD choice 2022-03-25 18:14:13 +01:00
201-add-amcc-apollo3g-support.patch
300-fix-atheros-nics-on-apm82181.patch
301-fix-memory-map-wndr4700.patch
802-usb-xhci-force-msi-renesas-xhci.patch kernel: bump 5.10 to 5.10.90 2022-01-07 22:30:40 +01:00
803-hwmon-tc654-add-detection-routine.patch
804-hwmon-tc654-add-thermal_cooling-device.patch apm821xx: WNDR4700: use upstream tc654 cooling devices 2022-02-19 19:34:18 +01:00
900-powerpc-bootwrapper-force-gzip-as-mkimage-s-compress.patch