[ 14.383176][ T230] ------------[ cut here ]------------ [ 14.383648][ T230] WARNING: CPU: 0 PID: 230 at ./include/net/sch_generic.h:843 __dev_xmit_skb+0x786/0x1550 [ 14.384169][ T230] Modules linked in: [ 14.384443][ T230] CPU: 0 UID: 0 PID: 230 Comm: packetdrill Not tainted 6.18.0-rc4-virtme #1 PREEMPT(full) [ 14.385063][ T230] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.385459][ T230] RIP: 0010:__dev_xmit_skb+0x786/0x1550 [ 14.385784][ T230] Code: 7d 06 48 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 01 38 d0 7c 08 84 d2 0f 85 86 0d 00 00 66 83 7d 06 00 74 04 90 <0f> 0b 90 48 b8 00 00 00 00 00 fc ff df 49 8d 7c 24 28 48 89 fa 48 [ 14.386869][ T230] RSP: 0018:ffffc90000ae72e0 EFLAGS: 00010202 [ 14.387252][ T230] RAX: 0000000000000007 RBX: 0000000000000002 RCX: ffffffff867f4955 [ 14.387713][ T230] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffff88800c13f606 [ 14.388163][ T230] RBP: ffff88800c13f600 R08: ffff88800bfa4118 R09: ffffed10011023b3 [ 14.388622][ T230] R10: ffff888008811d9f R11: ffffc90000ae6ff8 R12: ffff88800bfa4118 [ 14.389075][ T230] R13: ffff888008811c00 R14: ffff888008811e08 R15: ffff888008811c00 [ 14.389525][ T230] FS: 000000003d2a33c0(0000) GS:ffff8880ad21a000(0000) knlGS:0000000000000000 [ 14.390062][ T230] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 14.390440][ T230] CR2: 00007f0b8ed8b000 CR3: 000000000971d002 CR4: 0000000000772ef0 [ 14.390901][ T230] PKRU: 55555554 [ 14.391129][ T230] Call Trace: [ 14.391479][ T230] [ 14.391650][ T230] ? dev_get_stats+0xc20/0xc20 [ 14.391958][ T230] ? rcu_is_watching+0x12/0xb0 [ 14.392264][ T230] ? lock_acquire+0x104/0x160 [ 14.392568][ T230] __dev_queue_xmit+0x912/0x17d0 [ 14.392888][ T230] ? netdev_core_pick_tx+0x320/0x320 [ 14.393188][ T230] ? find_held_lock+0x2b/0x80 [ 14.393496][ T230] ? neigh_connected_output+0x33b/0x500 [ 14.393805][ T230] ? lockdep_hardirqs_on+0x7c/0x110 [ 14.394104][ T230] ? neigh_connected_output+0x33b/0x500 [ 14.394412][ T230] ip_finish_output2+0x601/0x17c0 [ 14.394721][ T230] ? ip_skb_dst_mtu+0x355/0x820 [ 14.395021][ T230] ? ip_fragment.constprop.0+0x230/0x230 [ 14.395325][ T230] ? __ip_finish_output+0x15a/0x2d0 [ 14.395636][ T230] ip_output+0x116/0x320 [ 14.395868][ T230] __ip_queue_xmit+0x6da/0x11d0 [ 14.396171][ T230] ? __skb_clone+0x57a/0x760 [ 14.396470][ T230] __tcp_transmit_skb+0x189a/0x3390 [ 14.396794][ T230] ? get_page+0xcb/0x1a0 [ 14.397022][ T230] ? __tcp_select_window+0xea0/0xea0 [ 14.397343][ T230] tcp_write_xmit+0x8c0/0x2ec0 [ 14.397660][ T230] ? __alloc_skb+0x237/0x2e0 [ 14.397959][ T230] ? tcp_retrans_try_collapse+0xf30/0xf30 [ 14.398257][ T230] ? skb_do_copy_data_nocache+0xb0/0x240 [ 14.398557][ T230] ? trace_tcp_ao_handshake_failure+0x1d0/0x1d0 [ 14.398945][ T230] __tcp_push_pending_frames+0x96/0x320 [ 14.399247][ T230] tcp_sendmsg_locked+0x1ccd/0x3a40 [ 14.399563][ T230] ? tcp_sendmsg_fastopen+0x650/0x650 [ 14.399875][ T230] ? find_held_lock+0x2b/0x80 [ 14.400182][ T230] ? __local_bh_enable_ip+0xa9/0x120 [ 14.400488][ T230] tcp_sendmsg+0x2c/0x40 [ 14.400722][ T230] sock_write_iter+0x27b/0x460 [ 14.401024][ T230] ? ____sys_recvmsg+0x650/0x650 [ 14.401337][ T230] ? __lock_acquire+0x449/0x7e0 [ 14.401647][ T230] vfs_write+0xbff/0x12c0 [ 14.401877][ T230] ? find_held_lock+0x2b/0x80 [ 14.402175][ T230] ? kernel_write+0x6b0/0x6b0 [ 14.402483][ T230] ? __fget_files+0x199/0x300 [ 14.402801][ T230] ksys_write+0x17f/0x1d0 [ 14.403031][ T230] ? __ia32_sys_read+0xb0/0xb0 [ 14.403336][ T230] do_syscall_64+0xc1/0xfd0 [ 14.403645][ T230] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 14.404018][ T230] RIP: 0033:0x49002f [ 14.404255][ T230] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 89 7a 04 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 dc 7a 04 00 48 [ 14.405349][ T230] RSP: 002b:00007fffd41fd200 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 14.405813][ T230] RAX: ffffffffffffffda RBX: 00007fffd41fd7f0 RCX: 000000000049002f [ 14.406263][ T230] RDX: 0000000000002710 RSI: 000000003d2b4ac0 RDI: 000000000000000a [ 14.406718][ T230] RBP: 00007fffd41fd280 R08: 0000000000000000 R09: 0000000000000280 [ 14.407171][ T230] R10: 0000000000000010 R11: 0000000000000293 R12: 00007fffd41fd768 [ 14.407629][ T230] R13: 0000000000000001 R14: 000000000054e030 R15: 0000000000000001 [ 14.408098][ T230] [ 14.408330][ T230] irq event stamp: 2065468 [ 14.408637][ T230] hardirqs last enabled at (2065478): [] __up_console_sem+0x67/0x70 [ 14.409161][ T230] hardirqs last disabled at (2065485): [] __up_console_sem+0x4c/0x70 [ 14.409687][ T230] softirqs last enabled at (2064782): [] tcp_sendmsg+0x1e/0x40 [ 14.410207][ T230] softirqs last disabled at (2064848): [] __dev_queue_xmit+0x1fc/0x17d0 [ 14.410736][ T230] ---[ end trace 0000000000000000 ]---