------------[ cut here ]------------
WARNING: CPU: 0 PID: 4217 at mm/mmap.c:1027 vma_merge+0x9c8/0xb4c mm/mmap.c:1027
Modules linked in:
CPU: 0 PID: 4217 Comm: syz-executor406 Not tainted 6.1.27-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : vma_merge+0x9c8/0xb4c mm/mmap.c:1027
lr : vma_merge+0x9c8/0xb4c mm/mmap.c:1027
sp : ffff80001d987920
x29: ffff80001d987a10 x28: ffff800015590000 x27: ffff80001d987980
x26: ffff0000c98f4000 x25: 0000000020ffd000 x24: ffff0000c98f4000
x23: 0000000020a97000 x22: dfff800000000000 x21: 0000000021000000
x20: ffff0000c98f4510 x19: 1ffff00002ab20af x18: 0000000000000000
x17: 0000000000000000 x16: ffff8000084f8b64 x15: 0000000000000000
x14: 0000000000000000 x13: 0000000000000406 x12: ffff70000334acc0
x11: ff808000088714b4 x10: 0000000000000000 x9 : ffff8000088714b4
x8 : ffff0000d58f51c0 x7 : ffff80001208b340 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff80001206d32c
x2 : 0000000000000001 x1 : 0000000021000000 x0 : 0000000020a97000
Call trace:
 vma_merge+0x9c8/0xb4c mm/mmap.c:1027
 mbind_range+0x340/0x6d4 mm/mempolicy.c:809
 do_mbind mm/mempolicy.c:1322 [inline]
 kernel_mbind mm/mempolicy.c:1479 [inline]
 __do_sys_mbind mm/mempolicy.c:1554 [inline]
 __se_sys_mbind mm/mempolicy.c:1550 [inline]
 __arm64_sys_mbind+0x824/0xaf4 mm/mempolicy.c:1550
 __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:581
irq event stamp: 15830
hardirqs last  enabled at (15829): [<ffff800008061e04>] local_daif_restore arch/arm64/include/asm/daifflags.h:75 [inline]
hardirqs last  enabled at (15829): [<ffff800008061e04>] el0_svc_common+0x9c/0x258 arch/arm64/kernel/syscall.c:107
hardirqs last disabled at (15830): [<ffff8000120e200c>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405
softirqs last  enabled at (15816): [<ffff800008020d74>] softirq_handle_end kernel/softirq.c:414 [inline]
softirqs last  enabled at (15816): [<ffff800008020d74>] __do_softirq+0xc14/0xea0 kernel/softirq.c:600
softirqs last disabled at (15809): [<ffff80000802a948>] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:79
---[ end trace 0000000000000000 ]---