netlink: 24 bytes leftover after parsing attributes in process `syz.0.518'.
------------[ cut here ]------------
memcpy: detected field-spanning write (size 32) of single field "&new->sel" at net/sched/cls_u32.c:869 (size 16)
WARNING: CPU: 0 PID: 5912 at net/sched/cls_u32.c:869 u32_init_knode net/sched/cls_u32.c:869 [inline]
WARNING: CPU: 0 PID: 5912 at net/sched/cls_u32.c:869 u32_change+0x183c/0x216c net/sched/cls_u32.c:935
Modules linked in:
CPU: 0 PID: 5912 Comm: syz.0.518 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/23/2026
pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
pc : u32_init_knode net/sched/cls_u32.c:869 [inline]
pc : u32_change+0x183c/0x216c net/sched/cls_u32.c:935
lr : u32_init_knode net/sched/cls_u32.c:869 [inline]
lr : u32_change+0x183c/0x216c net/sched/cls_u32.c:935
sp : ffff8000220b6c40
x29: ffff8000220b6dc0 x28: ffff0000d2d22e00 x27: 0000000000000000
x26: ffff8000220b6f40 x25: dfff800000000000 x24: 0000000000000010
x23: ffff0000d2d23800 x22: ffff700004416d98 x21: ffff0000d2d23a00
x20: ffff8000220b7460 x19: ffff800018dfc000 x18: 1fffe00033c1877e
x17: ffff80001641d000 x16: ffff8000082dd38c x15: 0000000040000000
x14: 0000000000000001 x13: 1fffe00033c1ae70 x12: 0000000000000000
x11: ff0080000a982760 x10: 0000000000000003 x9 : e71ebcafd7db5500
x8 : e71ebcafd7db5500 x7 : ffff80000825ab2c x6 : 0000000000000000
x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000
x2 : 0000000000000006 x1 : ffff800011d2dc80 x0 : ffff800187d4d000
Call trace:
 u32_init_knode net/sched/cls_u32.c:869 [inline]
 u32_change+0x183c/0x216c net/sched/cls_u32.c:935
 tc_new_tfilter+0xf20/0x145c net/sched/cls_api.c:2202
 rtnetlink_rcv_msg+0x6d4/0xcc4 net/core/rtnetlink.c:6157
 netlink_rcv_skb+0x220/0x3ec net/netlink/af_netlink.c:2516
 rtnetlink_rcv+0x28/0x38 net/core/rtnetlink.c:6184
 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline]
 netlink_unicast+0x5fc/0x80c net/netlink/af_netlink.c:1344
 netlink_sendmsg+0x6f0/0x9d8 net/netlink/af_netlink.c:1877
 sock_sendmsg_nosec net/socket.c:718 [inline]
 __sock_sendmsg net/socket.c:730 [inline]
 ____sys_sendmsg+0x588/0x90c net/socket.c:2519
 ___sys_sendmsg net/socket.c:2573 [inline]
 __sys_sendmmsg+0x320/0x7ec net/socket.c:2659
 __do_sys_sendmmsg net/socket.c:2688 [inline]
 __se_sys_sendmmsg net/socket.c:2685 [inline]
 __arm64_sys_sendmmsg+0xa4/0xc0 net/socket.c:2685
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140
 do_el0_svc+0x5c/0x134 arch/arm64/kernel/syscall.c:204
 el0_svc+0x58/0x12c 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
irq event stamp: 776
hardirqs last  enabled at (775): [<ffff80000825abc0>] raw_spin_rq_unlock_irq kernel/sched/sched.h:1374 [inline]
hardirqs last  enabled at (775): [<ffff80000825abc0>] finish_lock_switch+0xb0/0x1c8 kernel/sched/core.c:5005
hardirqs last disabled at (776): [<ffff800011bcadc0>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405
softirqs last  enabled at (716): [<ffff80000ff22020>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (710): [<ffff80000ff21fec>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---