------------[ cut here ]------------
WARNING: CPU: 0 PID: 6359 at net/hsr/hsr_forward.c:602 handle_std_frame net/hsr/hsr_forward.c:602 [inline]
WARNING: CPU: 0 PID: 6359 at net/hsr/hsr_forward.c:602 hsr_fill_frame_info+0x3da/0x570 net/hsr/hsr_forward.c:630
Modules linked in:
CPU: 0 UID: 0 PID: 6359 Comm: syz.1.378 Not tainted 6.11.0-rc5-syzkaller-00769-g55ddb6c5a3ae #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
RIP: 0010:handle_std_frame net/hsr/hsr_forward.c:602 [inline]
RIP: 0010:hsr_fill_frame_info+0x3da/0x570 net/hsr/hsr_forward.c:630
Code: 00 31 c0 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc e8 c5 80 f8 f5 90 0f 0b 90 e9 09 ff ff ff e8 b7 80 f8 f5 90 <0f> 0b 90 eb 93 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c a3 fc ff ff 48
RSP: 0018:ffffc90000007278 EFLAGS: 00010246
RAX: ffffffff8b9b0b79 RBX: 0000000000000000 RCX: ffff88805f285a00
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffff888021b66cc0 R08: ffffffff8b9b09c9 R09: 0000000000000000
R10: ffffc900000073c8 R11: fffff52000000e7b R12: dffffc0000000000
R13: 000000000000dd86 R14: ffff8880243a0b20 R15: ffffc900000073c0
FS:  00007fac605396c0(0000) GS:ffff8880b8800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020010000 CR3: 0000000031548000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 fill_frame_info net/hsr/hsr_forward.c:700 [inline]
 hsr_forward_skb+0x847/0x2b60 net/hsr/hsr_forward.c:715
 hsr_handle_frame+0x51b/0x7d0 net/hsr/hsr_slave.c:70
 __netif_receive_skb_core+0x13e8/0x4570 net/core/dev.c:5557
 __netif_receive_skb_list_core+0x2b7/0x980 net/core/dev.c:5739
 __netif_receive_skb_list net/core/dev.c:5806 [inline]
 netif_receive_skb_list_internal+0xa51/0xe30 net/core/dev.c:5898
 gro_normal_list include/net/gro.h:515 [inline]
 napi_complete_done+0x310/0x8e0 net/core/dev.c:6249
 gro_cell_poll+0x19a/0x1c0 net/core/gro_cells.c:66
 __napi_poll+0xcb/0x490 net/core/dev.c:6774
 napi_poll net/core/dev.c:6843 [inline]
 net_rx_action+0x89b/0x1240 net/core/dev.c:6965
 handle_softirqs+0x2c4/0x970 kernel/softirq.c:554
 do_softirq+0x11b/0x1e0 kernel/softirq.c:455
 </IRQ>
 <TASK>
 __local_bh_enable_ip+0x1bb/0x200 kernel/softirq.c:382
 local_bh_enable include/linux/bottom_half.h:33 [inline]
 tun_get_user+0x2d63/0x4720 drivers/net/tun.c:1978
 tun_chr_write_iter+0x113/0x1f0 drivers/net/tun.c:2052
 new_sync_write fs/read_write.c:497 [inline]
 vfs_write+0xa72/0xc90 fs/read_write.c:590
 ksys_write+0x1a0/0x2c0 fs/read_write.c:643
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fac5f779eb9
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:00007fac60539038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fac5f915f80 RCX: 00007fac5f779eb9
RDX: 000000000000fdef RSI: 0000000020000440 RDI: 0000000000000004
RBP: 00007fac5f7e793e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fac5f915f80 R15: 00007ffd9fbe5cd8
 </TASK>