scsi: qla2xxx: Fix DMA-API call trace on NVMe LS requests
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Fix DMA-API call trace on NVMe LS requests The following message and call trace was seen with debug kernels: DMA-API: qla2xxx 0000:41:00.0: device driver failed to check map error [device address=0x00000002a3ff38d8] [size=1024 bytes] [mapped as single] WARNING: CPU: 0 PID: 2930 at kernel/dma/debug.c:1017 check_unmap+0xf42/0x1990 Call Trace: debug_dma_unmap_page+0xc9/0x100 qla_nvme_ls_unmap+0x141/0x210 [qla2xxx] Remove DMA mapping from the driver altogether, as it is already done by FC layer. This prevents the warning.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://git.kernel.org/stable/c/3a564de3a299856f2cbd289649cea2e20d671a43
- https://git.kernel.org/stable/c/e596253113b69b4018818260bd5da40c201bee73
- https://git.kernel.org/stable/c/77302fb0e357da666d5249a6e91078feeef3dade
- https://git.kernel.org/stable/c/3ee4f1991c54c6707aa9df47e51c02ea25bb63e3
- https://git.kernel.org/stable/c/ad6af23593594402c826eefdf43ae174e5f0f202
- https://git.kernel.org/stable/c/c75e6aef5039830cce5d4cf764dd204522f89e6b
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