------------[ cut here ]------------ kernel BUG at mm/memory.c:2230! Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP Modules linked in: CPU: 0 PID: 4377 Comm: syz-executor.3 Not tainted 6.1.78-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : vmf_insert_pfn_prot mm/memory.c:2230 [inline] pc : vmf_insert_pfn+0x1a0/0x1ac mm/memory.c:2269 lr : vmf_insert_pfn_prot mm/memory.c:2230 [inline] lr : vmf_insert_pfn+0x1a0/0x1ac mm/memory.c:2269 sp : ffff80001f667320 x29: ffff80001f667320 x28: ffff0000d32db780 x27: ffff0000cdb1c000 x26: 0000000010000400 x25: 0000000004040475 x24: dfff800000000000 x23: 0000000000000420 x22: 0020000000000fc3 x21: 000000000010bf8e x20: ffff0000d9179bd0 x19: 0000000020001000 x18: ffff80001f666ea0 x17: ffff8000188c9000 x16: ffff80000825f234 x15: 0000000000000002 x14: 0000000010000400 x13: ffff0000d32db780 x12: 0000000000040000 x11: 0000000000000edc x10: ffff80001ee2d000 x9 : ffff80000885127c x8 : 0000000000000edd x7 : 0000000000000000 x6 : 0000000000000000 x5 : ffff800018a52ce8 x4 : 0000000000000002 x3 : ffff8000082faf98 x2 : 000000000010bf8e x1 : 0000000000000420 x0 : 0000000000000420 Call trace: vmf_insert_pfn_prot mm/memory.c:2230 [inline] vmf_insert_pfn+0x1a0/0x1ac mm/memory.c:2269 drm_gem_shmem_fault+0x1ac/0x21c drivers/gpu/drm/drm_gem_shmem_helper.c:562 __do_fault+0x11c/0x3d8 mm/memory.c:4241 do_read_fault mm/memory.c:4592 [inline] do_fault mm/memory.c:4721 [inline] handle_pte_fault mm/memory.c:4993 [inline] __handle_mm_fault mm/memory.c:5135 [inline] handle_mm_fault+0x1f90/0x3ef0 mm/memory.c:5256 __do_page_fault arch/arm64/mm/fault.c:499 [inline] do_page_fault+0x330/0x890 arch/arm64/mm/fault.c:583 do_translation_fault+0x94/0xc8 arch/arm64/mm/fault.c:667 do_mem_abort+0x74/0x200 arch/arm64/mm/fault.c:803 el1_abort+0x3c/0x5c arch/arm64/kernel/entry-common.c:367 el1h_64_sync_handler+0x60/0xac arch/arm64/kernel/entry-common.c:427 el1h_64_sync+0x64/0x68 arch/arm64/kernel/entry.S:580 __arch_copy_from_user+0xb8/0x230 arch/arm64/lib/copy_template.S:110 do_fb_ioctl+0x33c/0xe34 drivers/video/fbdev/core/fbmem.c:1170 fb_ioctl+0xec/0x134 drivers/video/fbdev/core/fbmem.c:1204 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl fs/ioctl.c:856 [inline] __arm64_sys_ioctl+0x14c/0x1c8 fs/ioctl.c:856 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2c0 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x64/0x218 arch/arm64/kernel/syscall.c:206 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 Code: d4210000 97f29ead d4210000 97f29eab (d4210000) ---[ end trace 0000000000000000 ]---