Messages in this thread | | | Subject | Re: [PATCH net v1] mlxbf_gige: stop interface during shutdown | From | patchwork-bot+netdevbpf@kernel ... | Date | Fri, 29 Mar 2024 15:50:29 +0000 |
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Hello:
This patch was applied to netdev/net.git (main) by Jakub Kicinski <kuba@kernel.org>:
On Mon, 25 Mar 2024 17:09:29 -0400 you wrote: > The mlxbf_gige driver intermittantly encounters a NULL pointer > exception while the system is shutting down via "reboot" command. > The mlxbf_driver will experience an exception right after executing > its shutdown() method. One example of this exception is: > > Unable to handle kernel NULL pointer dereference at virtual address 0000000000000070 > 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 > CM = 0, WnR = 0 > user pgtable: 4k pages, 48-bit VAs, pgdp=000000011d373000 > [0000000000000070] pgd=0000000000000000, p4d=0000000000000000 > Internal error: Oops: 96000004 [#1] SMP > CPU: 0 PID: 13 Comm: ksoftirqd/0 Tainted: G S OE 5.15.0-bf.6.gef6992a #1 > Hardware name: https://www.mellanox.com BlueField SoC/BlueField SoC, BIOS 4.0.2.12669 Apr 21 2023 > pstate: 20400009 (nzCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) > pc : mlxbf_gige_handle_tx_complete+0xc8/0x170 [mlxbf_gige] > lr : mlxbf_gige_poll+0x54/0x160 [mlxbf_gige] > sp : ffff8000080d3c10 > x29: ffff8000080d3c10 x28: ffffcce72cbb7000 x27: ffff8000080d3d58 > x26: ffff0000814e7340 x25: ffff331cd1a05000 x24: ffffcce72c4ea008 > x23: ffff0000814e4b40 x22: ffff0000814e4d10 x21: ffff0000814e4128 > x20: 0000000000000000 x19: ffff0000814e4a80 x18: ffffffffffffffff > x17: 000000000000001c x16: ffffcce72b4553f4 x15: ffff80008805b8a7 > x14: 0000000000000000 x13: 0000000000000030 x12: 0101010101010101 > x11: 7f7f7f7f7f7f7f7f x10: c2ac898b17576267 x9 : ffffcce720fa5404 > x8 : ffff000080812138 x7 : 0000000000002e9a x6 : 0000000000000080 > x5 : ffff00008de3b000 x4 : 0000000000000000 x3 : 0000000000000001 > x2 : 0000000000000000 x1 : 0000000000000000 x0 : 0000000000000000 > Call trace: > mlxbf_gige_handle_tx_complete+0xc8/0x170 [mlxbf_gige] > mlxbf_gige_poll+0x54/0x160 [mlxbf_gige] > __napi_poll+0x40/0x1c8 > net_rx_action+0x314/0x3a0 > __do_softirq+0x128/0x334 > run_ksoftirqd+0x54/0x6c > smpboot_thread_fn+0x14c/0x190 > kthread+0x10c/0x110 > ret_from_fork+0x10/0x20 > Code: 8b070000 f9000ea0 f95056c0 f86178a1 (b9407002) > > [...]
Here is the summary with links: - [net,v1] mlxbf_gige: stop interface during shutdown https://git.kernel.org/netdev/net/c/09ba28e1cd3c
You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html
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