------------[ cut here ]------------
WARNING: CPU: 1 PID: 7569 at net/core/dev.c:7311 netif_napi_add_weight_locked+0x7ee/0x970 net/core/dev.c:7311
Modules linked in:
CPU: 1 UID: 0 PID: 7569 Comm: syz.0.329 Not tainted 6.16.0-rc5-syzkaller-01461-g511ad4c26446 #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:netif_napi_add_weight_locked+0x7ee/0x970 net/core/dev.c:7311
Code: 00 00 fc ff df 0f b6 04 03 84 c0 0f 85 78 01 00 00 c6 45 00 00 e9 20 ff ff ff e8 cd 3e 68 f8 e9 16 ff ff ff e8 c3 3e 68 f8 90 <0f> 0b 90 48 83 c4 38 5b 41 5c 41 5d 41 5e 41 5f 5d e9 7c e9 1b 02
RSP: 0018:ffffc900035976d8 EFLAGS: 00010283
RAX: ffffffff8957f90d RBX: dffffc0000000000 RCX: 0000000000080000
RDX: ffffc9000fee4000 RSI: 00000000000004ac RDI: 00000000000004ad
RBP: 0000000000000040 R08: ffff888066de2497 R09: 1ffff1100cdbc492
R10: dffffc0000000000 R11: ffffed100cdbc493 R12: ffffffff86737820
R13: ffff888066de2490 R14: ffff888066de2480 R15: dffffc0000000000
FS: 00007f3dfa5216c0(0000) GS:ffff888125d0f000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f3dfa520f98 CR3: 0000000046fce000 CR4: 00000000003526f0
Call Trace:
<TASK>
netif_napi_add_weight include/linux/netdevice.h:2790 [inline]
netif_napi_add include/linux/netdevice.h:2807 [inline]
veth_napi_enable_range+0xaf/0x200 drivers/net/veth.c:1212
veth_napi_enable drivers/net/veth.c:1229 [inline]
veth_set_features+0x1c8/0x2a0 drivers/net/veth.c:1522
__netdev_update_features+0xa43/0x1be0 net/core/dev.c:10764
ethtool_set_one_feature+0x2b4/0x300 net/ethtool/ioctl.c:283
__dev_ethtool net/ethtool/ioctl.c:3437 [inline]
dev_ethtool+0x108d/0x19b0 net/ethtool/ioctl.c:3534
dev_ioctl+0x392/0x1150 net/core/dev_ioctl.c:758
sock_do_ioctl+0x22c/0x300 net/socket.c:1252
sock_ioctl+0x576/0x790 net/socket.c:1359
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:907 [inline]
__se_sys_ioctl+0xfc/0x170 fs/ioctl.c:893
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f3df978e929
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f3dfa521038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f3df99b6240 RCX: 00007f3df978e929
RDX: 00002000000002c0 RSI: 0000000000008946 RDI: 000000000000000e
RBP: 00007f3df9810ca1 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f3df99b6240 R15: 00007ffcc2c121e8
</TASK>