===================================================== BUG: KMSAN: uninit-value in vc_do_selection drivers/tty/vt/selection.c:277 [inline] BUG: KMSAN: uninit-value in vc_selection drivers/tty/vt/selection.c:350 [inline] BUG: KMSAN: uninit-value in set_selection_kernel+0x22d5/0x3ab0 drivers/tty/vt/selection.c:359 vc_do_selection drivers/tty/vt/selection.c:277 [inline] vc_selection drivers/tty/vt/selection.c:350 [inline] set_selection_kernel+0x22d5/0x3ab0 drivers/tty/vt/selection.c:359 set_selection_user+0x12a/0x170 drivers/tty/vt/selection.c:185 tioclinux+0x263/0x960 drivers/tty/vt/vt.c:3200 vt_ioctl+0x5ce/0x3430 drivers/tty/vt/vt_ioctl.c:762 vt_compat_ioctl+0x4d6/0xa50 tty_compat_ioctl+0x665/0xa70 drivers/tty/tty_io.c:2957 __do_compat_sys_ioctl fs/ioctl.c:968 [inline] __se_compat_sys_ioctl fs/ioctl.c:910 [inline] __ia32_compat_sys_ioctl+0x9af/0x1110 fs/ioctl.c:910 do_syscall_32_irqs_on arch/x86/entry/common.c:113 [inline] __do_fast_syscall_32+0x96/0xf0 arch/x86/entry/common.c:179 do_fast_syscall_32+0x34/0x70 arch/x86/entry/common.c:204 do_SYSENTER_32+0x1b/0x20 arch/x86/entry/common.c:247 entry_SYSENTER_compat_after_hwframe+0x4d/0x5c Uninit was created at: __alloc_pages+0xbbf/0x1090 mm/page_alloc.c:5448 __alloc_pages_bulk+0x371/0x2970 mm/page_alloc.c:5371 alloc_pages_bulk_array_mempolicy+0xeb6/0x11f0 mm/mempolicy.c:2367 vm_area_alloc_pages mm/vmalloc.c:2917 [inline] __vmalloc_area_node mm/vmalloc.c:3013 [inline] __vmalloc_node_range+0x1127/0x2e00 mm/vmalloc.c:3183 __vmalloc_node mm/vmalloc.c:3248 [inline] vmalloc+0xe0/0xf0 mm/vmalloc.c:3281 vc_uniscr_alloc drivers/tty/vt/vt.c:347 [inline] vc_do_resize+0x8d8/0x32a0 drivers/tty/vt/vt.c:1249 vc_resize+0xc3/0xe0 drivers/tty/vt/vt.c:1362 fbcon_modechanged+0xdee/0x1670 drivers/video/fbdev/core/fbcon.c:2685 fbcon_update_vcs+0x86/0xa0 drivers/video/fbdev/core/fbcon.c:2741 do_fb_ioctl+0xdfa/0x1050 drivers/video/fbdev/core/fbmem.c:1111 fb_compat_ioctl+0x49f/0x11c0 drivers/video/fbdev/core/fbmem.c:1312 __do_compat_sys_ioctl fs/ioctl.c:968 [inline] __se_compat_sys_ioctl fs/ioctl.c:910 [inline] __ia32_compat_sys_ioctl+0x9af/0x1110 fs/ioctl.c:910 do_syscall_32_irqs_on arch/x86/entry/common.c:113 [inline] __do_fast_syscall_32+0x96/0xf0 arch/x86/entry/common.c:179 do_fast_syscall_32+0x34/0x70 arch/x86/entry/common.c:204 do_SYSENTER_32+0x1b/0x20 arch/x86/entry/common.c:247 entry_SYSENTER_compat_after_hwframe+0x4d/0x5c CPU: 1 PID: 13456 Comm: syz-executor.3 Not tainted 5.18.0-rc4-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 =====================================================