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d6745fa37c
Using this patch we are fixing below issue on debug build where sg_init_one API is getting failed when zero sha buffer size is passed leading to below crash. [ 144.941668] kernel BUG at include/linux/scatterlist.h:163! [ 144.941673] Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT_RT SMP [ 144.941766] CPU: 7 PID: 6178 Comm: nvvse_test Tainted: G W O 6.1.9-rt7-debug-rt-tegra #1 [ 144.941769] Hardware name: p3710-0010 (DT) [ 144.941770] pstate: 20400005 (nzCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 144.941773] pc : sg_init_one+0x3c/0xb0 [ 144.941782] lr : 0xffff800001515e30 [ 144.941788] sp : ffff800022723cd0 [ 144.941788] x29: ffff800022723cd0 x28: 0000aaaabfca6300 x27: ffff0000af767850 [ 144.941791] x26: ffff0000af766900 x25: ffff800001518460 x24: ffff0000afd8f700 [ 144.941792] x23: ffff0000af767a00 x22: ffff0000afe81d80 x21: 0000000000000010 [ 144.941794] x20: 0001000000000010 x19: ffff800022723d88 x18: 0000000000000000 [ 144.941796] x17: 0000000000000000 x16: ffff800001515410 x15: 0000aaaabfca6300 [ 144.941798] x14: 0000000000000000 x13: 0000000000000000 x12: 0000000000000000 [ 144.941800] x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 [ 144.941802] x8 : ffff0000afd8f780 x7 : 0000000000000000 x6 : 0000000000000010 [ 144.941804] x5 : 0000000000000010 x4 : ffff0000afe81d80 x3 : 0000000000000000 [ 144.941806] x2 : 0000000000000000 x1 : 00007fffffffffff x0 : 0001000000000000 [ 144.941808] Call trace: [ 144.941810] sg_init_one+0x3c/0xb0 [ 144.941813] 0xffff800001515e30 [ 144.941815] __arm64_sys_ioctl+0xa8/0x100 [ 144.941820] invoke_syscall+0x40/0x120 [ 144.941825] el0_svc_common.constprop.0+0x40/0xf0 [ 144.941828] do_el0_svc+0x28/0xd0 [ 144.941830] el0_svc+0x28/0x90 [ 144.941835] el0t_64_sync_handler+0xc0/0xd0 [ 144.941837] el0t_64_sync+0x164/0x168 [ 144.941841] Code: b240bbe1 eb01029f f9000e7f 54000049 (d4210000) Bug 4355159 Change-Id: I1855c418ee41725f93b3c8d27bb0becbfcbfbcad Signed-off-by: Manish Bhardwaj <mbhardwaj@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/3010170 GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com> Reviewed-by: Advaya Andhare <aandhare@nvidia.com> Reviewed-by: Sandeep Trasi <strasi@nvidia.com>