[   16.242384][  T259] ------------[ cut here ]------------
[   16.242964][  T259] WARNING: CPU: 0 PID: 259 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext+0x27f/0x5c0
[   16.243589][  T259] Modules linked in:
[   16.243888][  T259] CPU: 0 UID: 0 PID: 259 Comm: ifconfig Not tainted 6.16.0-rc4-virtme #1 PREEMPT(full) 
[   16.244415][  T259] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.244816][  T259] RIP: 0010:netif_set_mtu_ext+0x27f/0x5c0
[   16.245139][  T259] Code: 00 00 8b 05 c7 0f 19 02 85 c0 0f 84 52 fe ff ff 48 8d bb 80 0c 00 00 be ff ff ff ff e8 0a 9e 74 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
[   16.246193][  T259] RSP: 0018:ffffc90000aa7930 EFLAGS: 00010246
[   16.246566][  T259] RAX: 0000000000000000 RBX: ffff888009614000 RCX: 0000000000000001
[   16.247013][  T259] RDX: 0000000000000000 RSI: ffffffff8e488ba1 RDI: ffffffff8dc555a0
[   16.247443][  T259] RBP: ffffc90000aa7a18 R08: ffff888009614008 R09: 0000000000000000
[   16.247894][  T259] R10: ffffc90000aa7a48 R11: ffffffff8f250068 R12: 1ffff92000154f2a
[   16.248876][  T259] R13: 00000000000005f0 R14: ffffc90000aa7a48 R15: ffffc90000aa7d40
[   16.249369][  T259] FS:  00007f08f0121740(0000) GS:ffff8880a5cf1000(0000) knlGS:0000000000000000
[   16.249881][  T259] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.250252][  T259] CR2: 00005573864a15e6 CR3: 000000000c33c003 CR4: 0000000000772ef0
[   16.250683][  T259] PKRU: 55555554
[   16.250898][  T259] Call Trace:
[   16.251126][  T259]  <TASK>
[   16.251280][  T259]  ? __pfx_netif_set_mtu_ext+0x10/0x10
[   16.251581][  T259]  ? rcu_read_lock_any_held+0x43/0xb0
[   16.252185][  T259]  ? validate_chain+0x166/0x4d0
[   16.252489][  T259]  ? rcu_read_lock_any_held+0x43/0xb0
[   16.252772][  T259]  ? validate_chain+0x166/0x4d0
[   16.253067][  T259]  netif_set_mtu+0x88/0x100
[   16.253358][  T259]  ? __pfx_netif_set_mtu+0x10/0x10
[   16.253655][  T259]  ? rcu_is_watching+0x12/0xc0
[   16.253951][  T259]  dev_set_mtu+0xa0/0x150
[   16.254177][  T259]  dev_ifsioc+0xc6d/0x1610
[   16.254482][  T259]  ? __pfx_dev_ifsioc+0x10/0x10
[   16.254771][  T259]  ? __pfx___mutex_lock+0x10/0x10
[   16.255094][  T259]  ? find_held_lock+0x2b/0x80
[   16.255388][  T259]  ? dev_load+0x6a/0x180
[   16.255608][  T259]  ? __lock_release+0x5d/0x170
[   16.255901][  T259]  dev_ioctl+0x1cb/0xed0
[   16.256127][  T259]  sock_do_ioctl+0x16e/0x1e0
[   16.256423][  T259]  ? __pfx_sock_do_ioctl+0x10/0x10
[   16.256714][  T259]  ? __pmd_alloc+0x7a1/0x7f0
[   16.257014][  T259]  ? lock_vma_under_rcu+0x36c/0x6b0
[   16.257306][  T259]  ? __lock_release+0xa8/0x170
[   16.257624][  T259]  sock_ioctl+0x3b4/0x590
[   16.257854][  T259]  ? __pfx_sock_ioctl+0x10/0x10
[   16.258151][  T259]  ? find_held_lock+0x2b/0x80
[   16.258443][  T259]  ? exc_page_fault+0x5d/0xc0
[   16.258732][  T259]  ? __lock_release+0x5d/0x170
[   16.259027][  T259]  ? exc_page_fault+0x5d/0xc0
[   16.259318][  T259]  __x64_sys_ioctl+0x11f/0x1a0
[   16.259608][  T259]  do_syscall_64+0xc1/0x380
[   16.259895][  T259]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   16.260264][  T259] RIP: 0033:0x7f08f0227e4b
[   16.260570][  T259] Code: ff ff ff 85 c0 79 9b 49 c7 c4 ff ff ff ff 5b 5d 4c 89 e0 41 5c c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d 4f 0f 00 f7 d8 64 89 01 48
[   16.261605][  T259] RSP: 002b:00007ffdd0510108 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[   16.262050][  T259] RAX: ffffffffffffffda RBX: 00007ffdd0510468 RCX: 00007f08f0227e4b
[   16.262477][  T259] RDX: 00007ffdd0510160 RSI: 0000000000008922 RDI: 0000000000000007
[   16.262907][  T259] RBP: 00007ffdd0510478 R08: 1999999999999999 R09: 0000000000000000
[   16.263350][  T259] R10: 00007f08f02c2ac0 R11: 0000000000000246 R12: 00007ffdd05119a6
[   16.263811][  T259] R13: 00005573864908f0 R14: 00007ffdd0510160 R15: 000055738649b8a2
[   16.264274][  T259]  </TASK>
[   16.264496][  T259] irq event stamp: 62465
[   16.264714][  T259] hardirqs last  enabled at (62473): [<ffffffff8b20820b>] __up_console_sem+0x6b/0x80
[   16.265233][  T259] hardirqs last disabled at (62482): [<ffffffff8b2081f0>] __up_console_sem+0x50/0x80
[   16.265734][  T259] softirqs last  enabled at (62056): [<ffffffff8b08af38>] handle_softirqs+0x358/0x620
[   16.266243][  T259] softirqs last disabled at (61677): [<ffffffff8b08b38a>] __irq_exit_rcu+0xfa/0x160
[   16.266735][  T259] ---[ end trace 0000000000000000 ]---
[   18.884091][  T258] packetdrill (258) used greatest stack depth: 24848 bytes left