[ 295.460016][ T1487] virtio_net virtio2 enp0s1: single-buffer XDP requires MTU less than 3506 [ 295.460033][ T1487] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 295.460035][ T1487] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 1487, name: ip [ 295.460036][ T1487] preempt_count: 1, expected: 0 [ 295.460037][ T1487] RCU nest depth: 0, expected: 0 [ 295.460038][ T1487] locks held by ip/1487: 5, last CPU#0: [ 295.460040][ T1487] #0: ffffffff9dd12c80 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 295.460052][ T1487] #1: ffffffff9d599dc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 295.460059][ T1487] #2: ffffffff9d599e38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 295.460063][ T1487] #3: ffffffff9d489760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 295.460066][ T1487] #4: ffffffff9d489660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 295.460070][ T1487] irq event stamp: 21882 [ 295.460071][ T1487] hardirqs last enabled at (21881): [] __down_trylock_console_sem+0x86/0xa0 [ 295.460073][ T1487] hardirqs last disabled at (21882): [] console_emit_next_record+0x3f8/0x4f0 [ 295.460075][ T1487] softirqs last enabled at (21864): [] __alloc_skb+0x4c5/0x5f0 [ 295.460078][ T1487] softirqs last disabled at (21862): [] __alloc_skb+0x4c5/0x5f0 [ 295.460080][ T1487] Preemption disabled at: [ 295.460081][ T1487] [] vprintk_emit+0x31b/0x3e0 [ 295.460087][ T1487] CPU: 0 UID: 0 PID: 1487 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 295.460090][ T1487] Tainted: [W]=WARN [ 295.460091][ T1487] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 295.460093][ T1487] Call Trace: [ 295.460094][ T1487] [ 295.460096][ T1487] dump_stack_lvl+0x6f/0xa0 [ 295.460102][ T1487] ? vprintk_emit+0x31b/0x3e0 [ 295.460104][ T1487] __might_resched.cold+0x1fe/0x2c1 [ 295.460109][ T1487] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 295.460113][ T1487] ? __kmalloc_noprof+0xdb/0x760 [ 295.460118][ T1487] __kmalloc_noprof+0x443/0x760 [ 295.460120][ T1487] ? alloc_buf.isra.0+0x4b/0x260 [ 295.460127][ T1487] ? do_raw_spin_unlock+0x59/0x250 [ 295.460129][ T1487] alloc_buf.isra.0+0x4b/0x260 [ 295.460133][ T1487] put_chars+0x1e1/0x2f0 [ 295.460136][ T1487] ? __send_to_port+0x420/0x420 [ 295.460138][ T1487] ? printk_get_next_message+0x2fe/0x7d0 [ 295.460142][ T1487] ? rcu_read_lock_any_held+0x3c/0x90 [ 295.460145][ T1487] ? validate_chain+0x38b/0xc20 [ 295.460149][ T1487] hvc_console_print+0x292/0x780 [ 295.460153][ T1487] ? __lock_acquire+0x518/0xc20 [ 295.460154][ T1487] ? __lock_acquire+0x518/0xc20 [ 295.460159][ T1487] ? hvc_write+0x3a0/0x3a0 [ 295.460162][ T1487] ? rcu_is_watching+0x16/0xd0 [ 295.460165][ T1487] ? lock_acquire+0x13c/0x160 [ 295.460169][ T1487] console_emit_next_record+0x252/0x4f0 [ 295.460173][ T1487] ? devkmsg_read+0x4e0/0x4e0 [ 295.460178][ T1487] ? rcu_is_watching+0x16/0xd0 [ 295.460180][ T1487] ? lock_acquire+0x13c/0x160 [ 295.460184][ T1487] console_flush_one_record+0x46f/0x710 [ 295.460188][ T1487] ? console_emit_next_record+0x4f0/0x4f0 [ 295.460190][ T1487] ? __lock_acquire+0x518/0xc20 [ 295.460199][ T1487] console_unlock+0xee/0x1f0 [ 295.460203][ T1487] ? console_flush_one_record+0x710/0x710 [ 295.460205][ T1487] ? rcu_is_watching+0x16/0xd0 [ 295.460208][ T1487] ? lock_acquire+0xa0/0x160 [ 295.460211][ T1487] ? __down_trylock_console_sem+0x5e/0xa0 [ 295.460213][ T1487] ? vprintk_emit+0x320/0x3e0 [ 295.460216][ T1487] vprintk_emit+0x37c/0x3e0 [ 295.460220][ T1487] ? wake_up_klogd_work_func+0x90/0x90 [ 295.460222][ T1487] ? add_chain_block+0x1e7/0x5b0 [ 295.460224][ T1487] ? static_obj+0x52/0x90 [ 295.460228][ T1487] dev_vprintk_emit+0x27f/0x2c0 [ 295.460234][ T1487] ? device_rename.cold+0xa/0xa [ 295.460238][ T1487] ? lock_acquire.part.0+0xd4/0x280 [ 295.460240][ T1487] ? find_held_lock+0x2b/0x80 [ 295.460244][ T1487] dev_printk_emit+0xb9/0xee [ 295.460247][ T1487] ? dev_vprintk_emit+0x2c0/0x2c0 [ 295.460250][ T1487] ? kernel_text_address+0x149/0x170 [ 295.460253][ T1487] ? __kernel_text_address+0x12/0x30 [ 295.460255][ T1487] ? write_profile+0xf0/0xf0 [ 295.460257][ T1487] ? unwind_get_return_address+0x67/0xd0 [ 295.460260][ T1487] ? arch_stack_walk+0xed/0x130 [ 295.460265][ T1487] __netdev_printk+0x160/0x1d0 [ 295.460271][ T1487] netdev_warn+0xe2/0x116 [ 295.460274][ T1487] ? netdev_err+0x120/0x120 [ 295.460278][ T1487] ? __lock_acquire+0x518/0xc20 [ 295.460279][ T1487] ? add_chain_block+0x1e7/0x5b0 [ 295.460281][ T1487] ? static_obj+0x52/0x90 [ 295.460284][ T1487] ? do_trace_netlink_extack+0x39/0x170 [ 295.460289][ T1487] virtnet_xdp_set.cold+0x3b/0x103 [ 295.460293][ T1487] ? mark_usage+0x61/0x170 [ 295.460295][ T1487] ? __lock_acquire+0x518/0xc20 [ 295.460297][ T1487] ? add_chain_block+0x1e7/0x5b0 [ 295.460299][ T1487] ? static_obj+0x52/0x90 [ 295.460302][ T1487] ? bpf_prog_inc+0x39/0x50 [ 295.460305][ T1487] dev_xdp_install+0x592/0xd70 [ 295.460308][ T1487] ? virtnet_xdp_set+0x1a70/0x1a70 [ 295.460312][ T1487] ? mark_usage+0x61/0x170 [ 295.460314][ T1487] ? netdev_pick_tx+0x790/0x790 [ 295.460321][ T1487] dev_xdp_attach+0x31a/0xeb0 [ 295.460327][ T1487] ? __bpf_prog_get+0x1a3/0x310 [ 295.460330][ T1487] ? bpf_xdp_link_update+0x700/0x700 [ 295.460332][ T1487] ? __bpf_prog_get+0x310/0x310 [ 295.460336][ T1487] dev_change_xdp_fd+0x176/0x210 [ 295.460340][ T1487] do_setlink.isra.0+0x2164/0x2a60 [ 295.460344][ T1487] ? stack_trace_save+0x93/0xc0 [ 295.460346][ T1487] ? rtnl_link_get_size+0x350/0x350 [ 295.460348][ T1487] ? rcu_read_lock_any_held+0x66/0x90 [ 295.460350][ T1487] ? stack_depot_save_flags+0x38e/0x790 [ 295.460353][ T1487] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 295.460356][ T1487] ? rcu_read_lock_any_held+0x3c/0x90 [ 295.460358][ T1487] ? validate_chain+0x38b/0xc20 [ 295.460361][ T1487] ? kasan_save_stack+0x3d/0x50 [ 295.460364][ T1487] ? kasan_save_stack+0x2f/0x50 [ 295.460365][ T1487] ? kasan_save_track+0x14/0x30 [ 295.460368][ T1487] ? __lock_acquire+0x518/0xc20 [ 295.460370][ T1487] ? netlink_has_listeners+0x19e/0x340 [ 295.460373][ T1487] ? ___sys_sendmsg+0x100/0x1d0 [ 295.460380][ T1487] ? lock_acquire+0x13c/0x160 [ 295.460382][ T1487] ? rcu_is_watching+0x16/0xd0 [ 295.460383][ T1487] ? rcu_is_watching+0x16/0xd0 [ 295.460386][ T1487] ? trace_contention_end+0xb3/0x180 [ 295.460389][ T1487] ? __mutex_lock+0x1db/0x1ea0 [ 295.460393][ T1487] ? __mutex_lock+0x9a3/0x1ea0 [ 295.460395][ T1487] ? rtnl_newlink+0x9a8/0x11b0 [ 295.460398][ T1487] ? ww_mutex_lock+0x160/0x160 [ 295.460400][ T1487] ? nla_get_range_signed+0x3d0/0x3d0 [ 295.460406][ T1487] ? __rtnl_newlink+0x3fa/0xa50 [ 295.460411][ T1487] rtnl_newlink+0x9f1/0x11b0 [ 295.460417][ T1487] ? rtnl_bridge_getlink+0x850/0x850 [ 295.460419][ T1487] ? __lock_acquire+0x518/0xc20 [ 295.460423][ T1487] ? lock_acquire.part.0+0xd4/0x280 [ 295.460425][ T1487] ? find_held_lock+0x2b/0x80 [ 295.460427][ T1487] ? rtnl_bridge_getlink+0x850/0x850 [ 295.460429][ T1487] ? __lock_release.isra.0+0x69/0x1a0 [ 295.460433][ T1487] ? rtnl_bridge_getlink+0x850/0x850 [ 295.460435][ T1487] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 295.460438][ T1487] ? rtnl_link_fill+0x900/0x900 [ 295.460440][ T1487] ? __lock_acquire+0x518/0xc20 [ 295.460444][ T1487] ? lock_acquire.part.0+0xd4/0x280 [ 295.460446][ T1487] ? find_held_lock+0x2b/0x80 [ 295.460449][ T1487] netlink_rcv_skb+0x14e/0x3a0 [ 295.460451][ T1487] ? rtnl_link_fill+0x900/0x900 [ 295.460454][ T1487] ? netlink_ack+0xcd0/0xcd0 [ 295.460461][ T1487] ? netlink_deliver_tap+0xc5/0x330 [ 295.460462][ T1487] ? netlink_deliver_tap+0x13c/0x330 [ 295.460467][ T1487] netlink_unicast+0x486/0x750 [ 295.460471][ T1487] ? netlink_attachskb+0x810/0x810 [ 295.460474][ T1487] ? __lock_acquire+0x518/0xc20 [ 295.460478][ T1487] netlink_sendmsg+0x735/0xc60 [ 295.460482][ T1487] ? netlink_unicast+0x750/0x750 [ 295.460486][ T1487] ? __might_fault+0x97/0x140 [ 295.460491][ T1487] ____sys_sendmsg+0x415/0x880 [ 295.460494][ T1487] ? copy_msghdr_from_user+0x279/0x420 [ 295.460496][ T1487] ? get_timestamp.constprop.0+0x3a0/0x3a0 [ 295.460498][ T1487] ? move_addr_to_kernel+0x40/0x40 [ 295.460506][ T1487] ___sys_sendmsg+0x14e/0x1d0 [ 295.460509][ T1487] ? copy_msghdr_from_user+0x420/0x420 [ 295.460524][ T1487] __sys_sendmsg+0x12c/0x1d0 [ 295.460527][ T1487] ? __sys_sendmsg_sock+0x20/0x20 [ 295.460532][ T1487] ? rcu_is_watching+0x16/0xd0 [ 295.460536][ T1487] do_syscall_64+0xff/0x530 [ 295.460539][ T1487] ? exc_page_fault+0xee/0x100 [ 295.460542][ T1487] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 295.460544][ T1487] RIP: 0033:0x7f10d203254e [ 295.460548][ T1487] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 295.460550][ T1487] RSP: 002b:00007ffda484ffa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 295.460553][ T1487] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f10d203254e [ 295.460554][ T1487] RDX: 0000000000000000 RSI: 00007ffda4850050 RDI: 0000000000000003 [ 295.460555][ T1487] RBP: 00007ffda484ffb0 R08: 0000000000000000 R09: 0000000000000000 [ 295.460556][ T1487] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90df62 [ 295.460557][ T1487] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffda4850710 [ 295.460563][ T1487] [ 295.510099][ T1487] ip (1487) used greatest stack depth: 22440 bytes left [ 295.639745][ T1490] virtio_net virtio2 enp0s1: single-buffer XDP requires MTU less than 3506