[ 20.207749][ T226] packetdrill (226) used greatest stack depth: 24464 bytes left
[ 20.552288][ T264] ------------[ cut here ]------------
[ 20.553062][ T264] WARNING: CPU: 2 PID: 264 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext+0x27f/0x5c0
[ 20.553683][ T264] Modules linked in:
[ 20.554009][ T264] CPU: 2 UID: 0 PID: 264 Comm: ifconfig Not tainted 6.16.0-rc4-virtme #1 PREEMPT(full)
[ 20.554548][ T264] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 20.554945][ T264] RIP: 0010:netif_set_mtu_ext+0x27f/0x5c0
[ 20.555260][ T264] Code: 00 00 8b 05 a7 0e 19 02 85 c0 0f 84 52 fe ff ff 48 8d bb 80 0c 00 00 be ff ff ff ff e8 ea 9c 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
[ 20.556886][ T264] RSP: 0018:ffffc90000b07930 EFLAGS: 00010246
[ 20.557312][ T264] RAX: 0000000000000000 RBX: ffff888005a00000 RCX: 0000000000000001
[ 20.557778][ T264] RDX: 0000000000000000 RSI: ffffffffb0088ba1 RDI: ffffffffaf8555a0
[ 20.558249][ T264] RBP: ffffc90000b07a18 R08: ffff888005a00008 R09: 0000000000000000
[ 20.558704][ T264] R10: ffffc90000b07a48 R11: ffffffffb0e50068 R12: 1ffff92000160f2a
[ 20.559169][ T264] R13: 00000000000005f0 R14: ffffc90000b07a48 R15: ffffc90000b07d40
[ 20.559625][ T264] FS: 00007ff47faf4740(0000) GS:ffff8880841f1000(0000) knlGS:0000000000000000
[ 20.560172][ T264] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 20.560556][ T264] CR2: 0000558b64cd55e6 CR3: 0000000008c44003 CR4: 0000000000772ef0
[ 20.561034][ T264] PKRU: 55555554
[ 20.561277][ T264] Call Trace:
[ 20.561518][ T264]
[ 20.561686][ T264] ? __pfx_netif_set_mtu_ext+0x10/0x10
[ 20.562017][ T264] ? rcu_read_lock_any_held+0x43/0xb0
[ 20.562874][ T264] ? validate_chain+0x166/0x4d0
[ 20.563218][ T264] ? rcu_read_lock_any_held+0x43/0xb0
[ 20.563527][ T264] ? validate_chain+0x166/0x4d0
[ 20.563829][ T264] netif_set_mtu+0x88/0x100
[ 20.564164][ T264] ? __pfx_netif_set_mtu+0x10/0x10
[ 20.564479][ T264] ? rcu_is_watching+0x12/0xc0
[ 20.564792][ T264] dev_set_mtu+0xa0/0x150
[ 20.565033][ T264] dev_ifsioc+0xc6d/0x1610
[ 20.565350][ T264] ? __pfx_dev_ifsioc+0x10/0x10
[ 20.565651][ T264] ? __pfx___mutex_lock+0x10/0x10
[ 20.565995][ T264] ? find_held_lock+0x2b/0x80
[ 20.566304][ T264] ? dev_load+0x6a/0x180
[ 20.566547][ T264] ? __lock_release+0x5d/0x170
[ 20.566864][ T264] dev_ioctl+0x1cb/0xed0
[ 20.567109][ T264] sock_do_ioctl+0x16e/0x1e0
[ 20.567428][ T264] ? __pfx_sock_do_ioctl+0x10/0x10
[ 20.567744][ T264] ? __pmd_alloc+0x7a1/0x7f0
[ 20.568071][ T264] ? lock_vma_under_rcu+0x36c/0x6b0
[ 20.568373][ T264] ? __lock_release+0xa8/0x170
[ 20.568690][ T264] sock_ioctl+0x3b4/0x590
[ 20.568918][ T264] ? __pfx_sock_ioctl+0x10/0x10
[ 20.569244][ T264] ? find_held_lock+0x2b/0x80
[ 20.569567][ T264] ? exc_page_fault+0x5d/0xc0
[ 20.569865][ T264] ? __lock_release+0x5d/0x170
[ 20.570185][ T264] ? exc_page_fault+0x5d/0xc0
[ 20.570498][ T264] __x64_sys_ioctl+0x11f/0x1a0
[ 20.570814][ T264] do_syscall_64+0xc1/0x380
[ 20.571132][ T264] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 20.571506][ T264] RIP: 0033:0x7ff47fbfae4b
[ 20.571832][ T264] 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
[ 20.572888][ T264] RSP: 002b:00007ffece521ca8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 20.573345][ T264] RAX: ffffffffffffffda RBX: 00007ffece522008 RCX: 00007ff47fbfae4b
[ 20.573798][ T264] RDX: 00007ffece521d00 RSI: 0000000000008922 RDI: 0000000000000007
[ 20.574247][ T264] RBP: 00007ffece522018 R08: 1999999999999999 R09: 0000000000000000
[ 20.574683][ T264] R10: 00007ff47fc95ac0 R11: 0000000000000246 R12: 00007ffece5229ac
[ 20.575136][ T264] R13: 0000558b64cc48f0 R14: 00007ffece521d00 R15: 0000558b64ccf8a2
[ 20.575592][ T264]
[ 20.575831][ T264] irq event stamp: 66025
[ 20.576085][ T264] hardirqs last enabled at (66037): [] __up_console_sem+0x6b/0x80
[ 20.576603][ T264] hardirqs last disabled at (66046): [] __up_console_sem+0x50/0x80
[ 20.577114][ T264] softirqs last enabled at (65462): [] handle_softirqs+0x358/0x620
[ 20.577632][ T264] softirqs last disabled at (65147): [] __irq_exit_rcu+0xfa/0x160
[ 20.578143][ T264] ---[ end trace 0000000000000000 ]---