------------[ cut here ]------------ WARNING: CPU: 1 PID: 4982 at mm/page_alloc.c:5476 __alloc_pages+0x2b8/0x470 mm/page_alloc.c:5476 Modules linked in: CPU: 1 PID: 4982 Comm: syz.0.15 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __alloc_pages+0x2b8/0x470 mm/page_alloc.c:5476 lr : __alloc_pages+0xac/0x470 mm/page_alloc.c:5469 sp : ffff800020087620 x29: ffff8000200876e0 x28: 1ffff000035ea890 x27: ffff800020087640 x26: ffff80001af54480 x25: dfff800000000000 x24: ffff700004010ec8 x23: ffff80001af54484 x22: 0000000000000000 x21: 0000000000040dc0 x20: 0000000000000000 x19: 000000000000000b x18: 0000000000000000 x17: 0000000000000000 x16: ffff800008819b20 x15: 0000000000000005 x14: 0000000000000005 x13: 1ffff00004010ecc x12: 0000000000000000 x11: 0000000000000000 x10: ffff700004010ed1 x9 : 1ffff00004010ed0 x8 : ffff800020087688 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000000020 x2 : 0000000000000008 x1 : 0000000000000000 x0 : ffff800020087660 Call trace: __alloc_pages+0x2b8/0x470 mm/page_alloc.c:5476 alloc_pages+0x34c/0x5c0 mm/mempolicy.c:-1 kmalloc_order+0x44/0x15c mm/slab_common.c:986 kmalloc_order_trace+0x30/0x240 mm/slab_common.c:1002 kmalloc_large include/linux/slab.h:536 [inline] __kmalloc+0x310/0x43c mm/slub.c:4401 kmalloc_array include/linux/slab.h:647 [inline] kcalloc include/linux/slab.h:676 [inline] fill_object_idr drivers/gpu/drm/drm_lease.c:386 [inline] drm_mode_create_lease_ioctl+0x2e8/0xcc0 drivers/gpu/drm/drm_lease.c:523 drm_ioctl_kernel+0x2a4/0x410 drivers/gpu/drm/drm_ioctl.c:801 drm_ioctl+0x5bc/0xa24 drivers/gpu/drm/drm_ioctl.c:904 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:874 [inline] __se_sys_ioctl fs/ioctl.c:860 [inline] __arm64_sys_ioctl+0x14c/0x1c8 fs/ioctl.c:860 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b0 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:181 el0_svc+0x78/0x1d0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 6048 hardirqs last enabled at (6047): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:81 [inline] hardirqs last enabled at (6047): [] exit_to_kernel_mode+0xe0/0x168 arch/arm64/kernel/entry-common.c:91 hardirqs last disabled at (6048): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (88): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (86): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 8a351fad055370e6 ]---