Warning: Permanently added '10.128.0.51' (ED25519) to the list of known hosts. executing program [ 41.652877][ T4023] Architecture has no drm_cache.c support [ 41.654848][ T4023] ------------[ cut here ]------------ [ 41.656320][ T4023] WARNING: CPU: 0 PID: 4023 at drivers/gpu/drm/drm_cache.c:116 drm_clflush_pages+0x1c/0x2c [ 41.659010][ T4023] Modules linked in: [ 41.660082][ T4023] CPU: 0 PID: 4023 Comm: syz-executor291 Not tainted 5.15.182-syzkaller #0 [ 41.662406][ T4023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 41.665152][ T4023] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 41.667212][ T4023] pc : drm_clflush_pages+0x1c/0x2c [ 41.668600][ T4023] lr : drm_clflush_pages+0x1c/0x2c [ 41.669924][ T4023] sp : ffff80001f247840 [ 41.671077][ T4023] x29: ffff80001f247840 x28: dfff800000000000 x27: ffff0000ce4b7400 [ 41.673239][ T4023] x26: 1fffe00019c96e84 x25: 1fffe00019180920 x24: 1fffe000182fa447 [ 41.675418][ T4023] x23: dfff800000000000 x22: 000000000000c000 x21: ffff0000c17d2230 [ 41.677606][ T4023] x20: ffff0000c8c04e00 x19: ffff0000c17d2230 x18: 0000000000000001 [ 41.679805][ T4023] x17: 0000000000000000 x16: ffff8000111a53fc x15: 00000000ffffffff [ 41.681958][ T4023] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 41.684114][ T4023] x11: 0000000000000000 x10: 0000000000000000 x9 : a1a3b07f9902b900 [ 41.686257][ T4023] x8 : a1a3b07f9902b900 x7 : 0000000000000001 x6 : 0000000000000001 [ 41.688414][ T4023] x5 : ffff80001f247138 x4 : ffff80001422f280 x3 : ffff80000a731dc4 [ 41.690641][ T4023] x2 : ffff0001a10fbd10 x1 : 0000000100000000 x0 : 0000000000000027 [ 41.692809][ T4023] Call trace: [ 41.693685][ T4023] drm_clflush_pages+0x1c/0x2c [ 41.694934][ T4023] vgem_prime_pin+0xcc/0x178 [ 41.696200][ T4023] drm_gem_pin+0x6c/0x8c [ 41.697350][ T4023] drm_gem_map_attach+0x40/0x50 [ 41.698662][ T4023] dma_buf_dynamic_attach+0x1a8/0x734 [ 41.700120][ T4023] dma_buf_attach+0x30/0x40 [ 41.701353][ T4023] drm_gem_prime_import_dev+0xf4/0x338 [ 41.702838][ T4023] drm_gem_prime_fd_to_handle+0x1a0/0x458 [ 41.704356][ T4023] drm_prime_fd_to_handle_ioctl+0x94/0xd0 [ 41.705891][ T4023] drm_ioctl_kernel+0x28c/0x3f8 [ 41.707194][ T4023] drm_ioctl+0x594/0x9f0 [ 41.708309][ T4023] __arm64_sys_ioctl+0x14c/0x1c8 [ 41.709640][ T4023] invoke_syscall+0x98/0x2b8 [ 41.710863][ T4023] el0_svc_common+0x138/0x258 [ 41.712088][ T4023] do_el0_svc+0x58/0x14c [ 41.713259][ T4023] el0_svc+0x78/0x1e0 [ 41.714368][ T4023] el0t_64_sync_handler+0xcc/0xe4 [ 41.715697][ T4023] el0t_64_sync+0x1a0/0x1a4 [ 41.716939][ T4023] irq event stamp: 14284 [ 41.718102][ T4023] hardirqs last enabled at (14283): [] __up_console_sem+0xb4/0x100 [ 41.720685][ T4023] hardirqs last disabled at (14284): [] el1_dbg+0x24/0x80 [ 41.723039][ T4023] softirqs last enabled at (13860): [] handle_softirqs+0xa4c/0xbf0 [ 41.725641][ T4023] softirqs last disabled at (13823): [] __irq_exit_rcu+0x240/0x440 [ 41.728170][ T4023] ---[ end trace 2a209788a62124c4 ]---