Rémi Bernon (@rbernon) commented about dlls/ntdll/unix/signal_arm64.c:
+ "sub x29, x1, #0xc0\n\t" + __ASM_CFI(".cfi_def_cfa_register 29\n\t") + __ASM_CFI(".cfi_rel_offset 29,0x00\n\t") + __ASM_CFI(".cfi_rel_offset 30,0x08\n\t") + __ASM_CFI(".cfi_rel_offset 19,0x10\n\t") + __ASM_CFI(".cfi_rel_offset 20,0x18\n\t") + __ASM_CFI(".cfi_rel_offset 21,0x20\n\t") + __ASM_CFI(".cfi_rel_offset 22,0x28\n\t") + __ASM_CFI(".cfi_rel_offset 23,0x30\n\t") + __ASM_CFI(".cfi_rel_offset 24,0x38\n\t") + __ASM_CFI(".cfi_rel_offset 25,0x40\n\t") + __ASM_CFI(".cfi_rel_offset 26,0x48\n\t") + __ASM_CFI(".cfi_rel_offset 27,0x50\n\t") + __ASM_CFI(".cfi_rel_offset 28,0x58\n\t") + /* switch to kernel stack */ + "mov sp, x29\n\t" And here.
-- https://gitlab.winehq.org/wine/wine/-/merge_requests/4445#note_53035