entry_SYSCALL_64_after_hwframe+0x44/0xae ------------[ cut here ]------------ WARNING: CPU: 1 PID: 17345 at lib/ref_tracker.c:38 spin_unlock_irqrestore include/linux/spinlock.h:404 [inline] WARNING: CPU: 1 PID: 17345 at lib/ref_tracker.c:38 ref_tracker_dir_exit.cold+0x137/0x1e3 lib/ref_tracker.c:37 Modules linked in: CPU: 1 PID: 17345 Comm: syz-executor.5 Not tainted 5.17.0-rc2-syzkaller-00624-ged8c8f605c0b #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:ref_tracker_dir_exit.cold+0x137/0x1e3 lib/ref_tracker.c:38 Code: 4c 89 ef e8 77 a5 a8 f8 4c 8b 3c 24 4c 39 fd 49 8b 07 0f 85 b5 00 00 00 e8 12 2f 61 f8 48 8b 74 24 10 4c 89 e7 e8 45 78 36 00 <0f> 0b e9 e1 a9 e9 fa 4c 89 ff e8 46 a5 a8 f8 e9 d4 fe ff ff e8 2c RSP: 0018:ffffc9000115fb38 EFLAGS: 00010246 RAX: 0000000000000000 RBX: dffffc0000000000 RCX: 0000000000000000 RDX: 0000000000000001 RSI: 0000000000000001 RDI: 0000000000000001 RBP: ffff88807dd74600 R08: 0000000000000001 R09: ffffffff8ffc39cf R10: 0000000000000001 R11: 0000000000000000 R12: ffff88807dd745b8 R13: ffff88807dd74600 R14: ffff88807dd74600 R15: ffff88807dd74600 FS: 00007f20ee6c6700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f83d1a6adc0 CR3: 00000000119e4000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: free_netdev+0x32a/0x5b0 net/core/dev.c:10288 netdev_run_todo+0x8a0/0xaa0 net/core/dev.c:9964 vlan_ioctl_handler+0x1a5/0xec0 net/8021q/vlan.c:655 sock_ioctl+0x1d8/0x640 net/socket.c:1203 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:874 [inline] __se_sys_ioctl fs/ioctl.c:860 [inline] __x64_sys_ioctl+0x193/0x200 fs/ioctl.c:860 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7f20efd51059 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f20ee6c6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f20efe63f60 RCX: 00007f20efd51059 RDX: 0000000020000080 RSI: 0000000000008982 RDI: 0000000000000004 RBP: 00007f20efdab08d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffcc88010cf R14: 00007f20ee6c6300 R15: 0000000000022000