Hello:
This patch was applied to netdev/net-next.git (main)
by Paolo Abeni <pabeni@xxxxxxxxxx>:
On Fri, 14 Feb 2025 18:46:50 +0100 you wrote:
> When adding LED support for mv88q222x devices the PHY private data
> structure was added to the mv88q211x code path, the data structure is
> however only allocated during mv88q222x probe. This results in a nullptr
> deference for mv88q2110 devices.
>
> Unable to handle kernel NULL pointer dereference at virtual address 0000000000000001
> Mem abort info:
> ESR = 0x0000000096000004
> EC = 0x25: DABT (current EL), IL = 32 bits
> SET = 0, FnV = 0
> EA = 0, S1PTW = 0
> FSC = 0x04: level 0 translation fault
> Data abort info:
> ISV = 0, ISS = 0x00000004, ISS2 = 0x00000000
> CM = 0, WnR = 0, TnD = 0, TagAccess = 0
> GCS = 0, Overlay = 0, DirtyBit = 0, Xs = 0
> [0000000000000001] user address but active_mm is swapper
> Internal error: Oops: 0000000096000004 [#1] PREEMPT SMP
> CPU: 3 UID: 0 PID: 1 Comm: swapper/0 Not tainted 6.14.0-rc1-arm64-renesas-00342-ga3783dbf2574 #7
> Hardware name: Renesas White Hawk Single board based on r8a779g2 (DT)
> pstate: 20400005 (nzCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
> pc : mv88q2xxx_config_init+0x28/0x84
> lr : mv88q2110_config_init+0x98/0xb0
> sp : ffff8000823eb9d0
> x29: ffff8000823eb9d0 x28: ffff000440942000 x27: ffff80008144e400
> x26: 0000000000001002 x25: 0000000000000000 x24: 0000000000000000
> x23: 0000000000000009 x22: ffff8000810534f0 x21: ffff800081053550
> x20: 0000000000000000 x19: ffff0004437d6800 x18: 0000000000000018
> x17: 00000000000961c8 x16: ffff0006bef75ec0 x15: 0000000000000001
> x14: 0000000000000001 x13: ffff000440218080 x12: 071c71c71c71c71c
> x11: ffff000440218080 x10: 0000000000001420 x9 : ffff8000823eb770
> x8 : ffff8000823eb650 x7 : ffff8000823eb750 x6 : ffff8000823eb710
> x5 : 0000000000000000 x4 : 0000000000000800 x3 : 0000000000000001
> x2 : 0000000000000000 x1 : 00000000ffffffff x0 : ffff0004437d6800
> Call trace:
> mv88q2xxx_config_init+0x28/0x84 (P)
> mv88q2110_config_init+0x98/0xb0
> phy_init_hw+0x64/0x9c
> phy_attach_direct+0x118/0x320
> phy_connect_direct+0x24/0x80
> of_phy_connect+0x5c/0xa0
> rtsn_open+0x5bc/0x78c
> __dev_open+0xf8/0x1fc
> __dev_change_flags+0x198/0x220
> dev_change_flags+0x20/0x64
> ip_auto_config+0x270/0xefc
> do_one_initcall+0xe4/0x22c
> kernel_init_freeable+0x2a8/0x308
> kernel_init+0x20/0x130
> ret_from_fork+0x10/0x20
> Code: b907e404 f9432814 3100083f 540000e3 (39400680)
>
> [...]
Here is the summary with links:
- [net-next] net: phy: marvell-88q2xxx: Init PHY private structure for mv88q211x
https://git.kernel.org/netdev/net-next/c/4991b88c2514
You are awesome, thank you!
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