------------[ cut here ]------------ WARNING: CPU: 0 PID: 4778 at mm/mmap.c:912 vma_merge+0x1c0/0x25e4 mm/mmap.c:912 Modules linked in: CPU: 0 PID: 4778 Comm: syz-executor.1 Not tainted 6.5.0-syzkaller-12053-g744a759492b5 #0 Hardware name: linux,dummy-virt (DT) pstate: 80000005 (Nzcv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : vma_merge+0x1c0/0x25e4 mm/mmap.c:912 lr : vma_merge+0xf0/0x25e4 mm/mmap.c:882 sp : ffff800089da7a30 x29: ffff800089da7a30 x28: 0000000000000000 x27: 0000000000000000 x26: ffff00000e9c3200 x25: 0000000000000000 x24: 0000000000000000 x23: ffff0000143ca908 x22: ffff0000143ca900 x21: 000000002043a000 x20: 0000000000000000 x19: 000000002043b000 x18: 0000000000000000 x17: ffff800080044624 x16: ffff80008084385c x15: ffff8000808428a8 x14: ffff800080864f60 x13: 1ffff000113b4f64 x12: ffff70001124a89d x11: 1ffff0001124a89c x10: ffff70001124a89c x9 : dfff800000000000 x8 : 0000000000000004 x7 : 0000000000000003 x6 : 0000000000000001 x5 : ffff8000892544e0 x4 : ffff70001124a89c x3 : 0000000000000000 x2 : 000000000001ffff x1 : 1fffe00001d38640 x0 : 0000000020000000 Call trace: vma_merge+0x1c0/0x25e4 mm/mmap.c:912 mbind_range+0x21c/0x3ec mm/mempolicy.c:834 __do_sys_set_mempolicy_home_node mm/mempolicy.c:1561 [inline] __se_sys_set_mempolicy_home_node mm/mempolicy.c:1505 [inline] __arm64_sys_set_mempolicy_home_node+0x3a8/0x648 mm/mempolicy.c:1505 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline] invoke_syscall+0x6c/0x258 arch/arm64/kernel/syscall.c:51 el0_svc_common.constprop.0+0xac/0x230 arch/arm64/kernel/syscall.c:136 do_el0_svc+0x40/0x58 arch/arm64/kernel/syscall.c:155 el0_svc+0x58/0x140 arch/arm64/kernel/entry-common.c:678 el0t_64_sync_handler+0x100/0x12c arch/arm64/kernel/entry-common.c:696 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591 irq event stamp: 0 hardirqs last enabled at (0): [<0000000000000000>] 0x0 hardirqs last disabled at (0): [] copy_process+0x1400/0x5520 kernel/fork.c:2442 softirqs last enabled at (0): [] copy_process+0x1438/0x5520 kernel/fork.c:2446 softirqs last disabled at (0): [<0000000000000000>] 0x0 ---[ end trace 0000000000000000 ]---