[ 12.398367][ T227] ip (227) used greatest stack depth: 24064 bytes left [ 12.398390][ T227] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.398393][ T227] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 227, name: ip [ 12.398395][ T227] preempt_count: 2, expected: 0 [ 12.398396][ T227] RCU nest depth: 0, expected: 0 [ 12.398397][ T227] locks held by ip/227: 5, last CPU#3: [ 12.398400][ T227] #0: ffffffff8b6167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 12.398415][ T227] #1: ffffffff8b77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.398422][ T227] #2: ffffffff8b77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.398428][ T227] #3: ffffffff8b69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.398434][ T227] #4: ffffffff8b69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 12.398440][ T227] irq event stamp: 30562 [ 12.398441][ T227] hardirqs last enabled at (30561): [] __down_trylock_console_sem+0x86/0xa0 [ 12.398445][ T227] hardirqs last disabled at (30562): [] console_emit_next_record+0x3d4/0x4c0 [ 12.398448][ T227] softirqs last enabled at (30210): [] handle_softirqs+0x67c/0x900 [ 12.398451][ T227] softirqs last disabled at (30205): [] __irq_exit_rcu+0x145/0x1c0 [ 12.398454][ T227] Preemption disabled at: [ 12.398455][ T227] [<0000000000000000>] 0x0 [ 12.398464][ T227] CPU: 3 UID: 0 PID: 227 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.398469][ T227] Tainted: [W]=WARN [ 12.398470][ T227] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.398472][ T227] Call Trace: [ 12.398474][ T227] [ 12.398476][ T227] dump_stack_lvl+0x6f/0xa0 [ 12.398484][ T227] __might_resched.cold+0x1fe/0x2c1 [ 12.398490][ T227] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.398495][ T227] ? __kmalloc_noprof+0xdb/0x760 [ 12.398502][ T227] __kmalloc_noprof+0x443/0x760 [ 12.398505][ T227] ? alloc_buf.isra.0+0x4b/0x260 [ 12.398515][ T227] ? do_raw_spin_unlock+0x59/0x250 [ 12.398519][ T227] alloc_buf.isra.0+0x4b/0x260 [ 12.398530][ T227] put_chars+0x1e1/0x2f0 [ 12.398534][ T227] ? __send_to_port+0x420/0x420 [ 12.398536][ T227] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.398541][ T227] ? validate_chain+0x38b/0xc20 [ 12.398551][ T227] hvc_console_print+0x292/0x780 [ 12.398563][ T227] ? hvc_write+0x3a0/0x3a0 [ 12.398567][ T227] ? rcu_is_watching+0x16/0xd0 [ 12.398570][ T227] ? lock_acquire+0x13c/0x160 [ 12.398577][ T227] console_emit_next_record+0x22f/0x4c0 [ 12.398583][ T227] ? devkmsg_read+0x4b0/0x4b0 [ 12.398586][ T227] ? console_flush_one_record+0x106/0x710 [ 12.398591][ T227] ? rcu_is_watching+0x16/0xd0 [ 12.398594][ T227] ? lock_acquire+0x13c/0x160 [ 12.398601][ T227] console_flush_one_record+0x46f/0x710 [ 12.398608][ T227] ? console_emit_next_record+0x4c0/0x4c0 [ 12.398611][ T227] ? __lock_acquire+0x518/0xc20 [ 12.398620][ T227] console_unlock+0xee/0x1f0 [ 12.398624][ T227] ? console_flush_one_record+0x710/0x710 [ 12.398627][ T227] ? rcu_is_watching+0x16/0xd0 [ 12.398630][ T227] ? lock_acquire+0xe0/0x160 [ 12.398636][ T227] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.398639][ T227] ? vprintk_emit+0x320/0x3e0 [ 12.398644][ T227] vprintk_emit+0x37c/0x3e0 [ 12.398649][ T227] ? wake_up_klogd_work_func+0x90/0x90 [ 12.398654][ T227] ? __lock_acquire+0x518/0xc20 [ 12.398661][ T227] _printk+0xc7/0x100 [ 12.398665][ T227] ? snapshot_read.cold+0x21/0x21 [ 12.398670][ T227] ? do_raw_spin_lock+0x131/0x280 [ 12.398674][ T227] ? __rwlock_init+0x150/0x150 [ 12.398680][ T227] ? do_raw_spin_lock+0x131/0x280 [ 12.398685][ T227] do_exit.cold+0x82/0x9c [ 12.398690][ T227] ? exit_notify+0x890/0x890 [ 12.398692][ T227] ? __lock_release.isra.0+0x69/0x1a0 [ 12.398696][ T227] ? rcu_is_watching+0x16/0xd0 [ 12.398703][ T227] do_group_exit+0xb8/0x370 [ 12.398707][ T227] __x64_sys_exit_group+0x3c/0x50 [ 12.398710][ T227] x64_sys_call+0x1567/0x1570 [ 12.398714][ T227] do_syscall_64+0xff/0x530 [ 12.398719][ T227] ? exc_page_fault+0xee/0x100 [ 12.398723][ T227] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.398726][ T227] RIP: 0033:0x7f103a3fa1b8 [ 12.398729][ T227] Code: Unable to access opcode bytes at 0x7f103a3fa18e. [ 12.398731][ T227] RSP: 002b:00007fff00afff48 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 12.398734][ T227] RAX: ffffffffffffffda RBX: 00007f103a52af88 RCX: 00007f103a3fa1b8 [ 12.398736][ T227] RDX: 00007f103a144fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 12.398737][ T227] RBP: 00007fff00afffa0 R08: 0000000000000000 R09: 0000000000000050 [ 12.398738][ T227] R10: 00007fff00affd60 R11: 0000000000000246 R12: 0000000000000001 [ 12.398740][ T227] R13: 0000000000000000 R14: 00007f103a529680 R15: 00007f103a52afa0 [ 12.398752][ T227] [ 12.721994][ T236] 8021q: adding VLAN 0 to HW filter on device eth0 [ 12.979376][ T242] GACT probability NOT on [ 13.072074][ T247] drop_monitor: Initializing network drop monitor service [ 24.492075][ T284] 8021q: adding VLAN 0 to HW filter on device eth0 [ 24.492092][ T284] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 24.492095][ T284] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 284, name: ip [ 24.492096][ T284] preempt_count: 1, expected: 0 [ 24.492097][ T284] RCU nest depth: 0, expected: 0 [ 24.492098][ T284] locks held by ip/284: 6, last CPU#2: [ 24.492100][ T284] #0: ffffffff8bf1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 24.492112][ T284] #1: ff1100000f462e10 (&dev_instance_lock_key#8){+.+.}-{4:4}, at: do_setlink.isra.0+0x27a/0x2a60 [ 24.492116][ T284] #2: ffffffff8b77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 24.492122][ T284] #3: ffffffff8b77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 24.492126][ T284] #4: ffffffff8b69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 24.492129][ T284] #5: ffffffff8b69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 24.492134][ T284] irq event stamp: 16842 [ 24.492135][ T284] hardirqs last enabled at (16841): [] __down_trylock_console_sem+0x86/0xa0 [ 24.492138][ T284] hardirqs last disabled at (16842): [] console_emit_next_record+0x3d4/0x4c0 [ 24.492140][ T284] softirqs last enabled at (16804): [] inet6_fill_ifla6_attrs+0x1cec/0x23e0 [ 24.492143][ T284] softirqs last disabled at (16802): [] inet6_fill_ifla6_attrs+0x1c9c/0x23e0 [ 24.492145][ T284] Preemption disabled at: [ 24.492146][ T284] [] vprintk_emit+0x31b/0x3e0 [ 24.492151][ T284] CPU: 2 UID: 0 PID: 284 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 24.492154][ T284] Tainted: [W]=WARN [ 24.492155][ T284] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.492157][ T284] Call Trace: [ 24.492159][ T284] [ 24.492160][ T284] dump_stack_lvl+0x6f/0xa0 [ 24.492167][ T284] ? vprintk_emit+0x31b/0x3e0 [ 24.492169][ T284] __might_resched.cold+0x1fe/0x2c1 [ 24.492173][ T284] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 24.492177][ T284] ? __kmalloc_noprof+0xdb/0x760 [ 24.492181][ T284] __kmalloc_noprof+0x443/0x760 [ 24.492183][ T284] ? alloc_buf.isra.0+0x4b/0x260 [ 24.492190][ T284] ? do_raw_spin_unlock+0x59/0x250 [ 24.492192][ T284] alloc_buf.isra.0+0x4b/0x260 [ 24.492196][ T284] put_chars+0x1e1/0x2f0 [ 24.492199][ T284] ? __send_to_port+0x420/0x420 [ 24.492201][ T284] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 24.492204][ T284] ? rcu_read_lock_any_held+0x3c/0x90 [ 24.492207][ T284] ? validate_chain+0x38b/0xc20 [ 24.492211][ T284] hvc_console_print+0x292/0x780 [ 24.492215][ T284] ? mark_usage+0x61/0x170 [ 24.492217][ T284] ? __lock_acquire+0x518/0xc20 [ 24.492219][ T284] ? __lock_acquire+0x518/0xc20 [ 24.492223][ T284] ? hvc_write+0x3a0/0x3a0 [ 24.492225][ T284] ? lock_acquire.part.0+0xd4/0x280 [ 24.492229][ T284] ? lock_acquire+0x13c/0x160 [ 24.492233][ T284] console_emit_next_record+0x22f/0x4c0 [ 24.492237][ T284] ? devkmsg_read+0x4b0/0x4b0 [ 24.492239][ T284] ? console_flush_one_record+0x106/0x710 [ 24.492242][ T284] ? rcu_is_watching+0x16/0xd0 [ 24.492244][ T284] ? lock_acquire+0x13c/0x160 [ 24.492248][ T284] console_flush_one_record+0x46f/0x710 [ 24.492252][ T284] ? console_emit_next_record+0x4c0/0x4c0 [ 24.492254][ T284] ? __lock_acquire+0x518/0xc20 [ 24.492260][ T284] console_unlock+0xee/0x1f0 [ 24.492262][ T284] ? console_flush_one_record+0x710/0x710 [ 24.492264][ T284] ? rcu_is_watching+0x16/0xd0 [ 24.492266][ T284] ? lock_acquire+0xe0/0x160 [ 24.492270][ T284] ? __down_trylock_console_sem+0x5e/0xa0 [ 24.492271][ T284] ? vprintk_emit+0x320/0x3e0 [ 24.492274][ T284] vprintk_emit+0x37c/0x3e0 [ 24.492277][ T284] ? wake_up_klogd_work_func+0x90/0x90 [ 24.492279][ T284] ? mark_held_locks+0x40/0x70 [ 24.492284][ T284] _printk+0xc7/0x100 [ 24.492287][ T284] ? snapshot_read.cold+0x21/0x21 [ 24.492291][ T284] ? lock_acquire.part.0+0xd4/0x280 [ 24.492293][ T284] ? find_held_lock+0x2b/0x80 [ 24.492297][ T284] ? notifier_call_chain+0x14a/0x300 [ 24.492300][ T284] vlan_device_event.cold+0x1c/0x1fc [ 24.492305][ T284] ? packet_notifier+0x1c5/0xbd0 [ 24.492310][ T284] ? unregister_vlan_dev+0x380/0x380 [ 24.492313][ T284] ? nlmsg_notify+0x62/0x250 [ 24.492320][ T284] ? rcu_is_watching+0x16/0xd0 [ 24.492322][ T284] notifier_call_chain+0xae/0x300 [ 24.492326][ T284] __dev_notify_flags+0x1b7/0x450 [ 24.492331][ T284] ? netif_change_name+0x8c0/0x8c0 [ 24.492335][ T284] ? netif_set_allmulti+0x2c0/0x2c0 [ 24.492339][ T284] ? write_profile+0xf0/0xf0 [ 24.492344][ T284] netif_change_flags+0xfe/0x190 [ 24.492347][ T284] do_setlink.isra.0+0x1d25/0x2a60 [ 24.492351][ T284] ? stack_trace_save+0x93/0xc0 [ 24.492353][ T284] ? rtnl_link_get_size+0x350/0x350 [ 24.492355][ T284] ? rcu_read_lock_any_held+0x66/0x90 [ 24.492357][ T284] ? stack_depot_save_flags+0x38e/0x790 [ 24.492360][ T284] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 24.492362][ T284] ? rcu_read_lock_any_held+0x3c/0x90 [ 24.492364][ T284] ? validate_chain+0x38b/0xc20 [ 24.492366][ T284] ? kasan_save_stack+0x3d/0x50 [ 24.492368][ T284] ? kasan_save_stack+0x2f/0x50 [ 24.492369][ T284] ? kasan_save_track+0x14/0x30 [ 24.492371][ T284] ? __kasan_kmalloc+0x7b/0x90 [ 24.492373][ T284] ? __lock_acquire+0x518/0xc20 [ 24.492375][ T284] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 24.492377][ T284] ? ___sys_sendmsg+0xd0/0x1d0 [ 24.492381][ T284] ? lock_acquire.part.0+0xd4/0x280 [ 24.492383][ T284] ? rtnl_newlink+0x9a8/0x11b0 [ 24.492386][ T284] ? rcu_is_watching+0x16/0xd0 [ 24.492387][ T284] ? lock_acquire+0x13c/0x160 [ 24.492389][ T284] ? rcu_is_watching+0x16/0xd0 [ 24.492390][ T284] ? rcu_is_watching+0x16/0xd0 [ 24.492392][ T284] ? trace_contention_end+0xb3/0x180 [ 24.492394][ T284] ? __mutex_lock+0x1db/0x1ea0 [ 24.492396][ T284] ? __mutex_lock+0x9a3/0x1ea0 [ 24.492398][ T284] ? rtnl_newlink+0x9a8/0x11b0 [ 24.492401][ T284] ? ww_mutex_lock+0x160/0x160 [ 24.492405][ T284] ? rcu_is_watching+0x16/0xd0 [ 24.492407][ T284] ? __rtnl_newlink+0x3fa/0xa50 [ 24.492412][ T284] rtnl_newlink+0x9f1/0x11b0 [ 24.492418][ T284] ? rtnl_bridge_getlink+0x850/0x850 [ 24.492419][ T284] ? __lock_acquire+0x518/0xc20 [ 24.492424][ T284] ? lock_acquire.part.0+0xd4/0x280 [ 24.492426][ T284] ? find_held_lock+0x2b/0x80 [ 24.492428][ T284] ? rtnl_bridge_getlink+0x850/0x850 [ 24.492430][ T284] ? __lock_release.isra.0+0x69/0x1a0 [ 24.492433][ T284] ? rtnl_bridge_getlink+0x850/0x850 [ 24.492435][ T284] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 24.492438][ T284] ? rtnl_link_fill+0x920/0x920 [ 24.492440][ T284] ? __lock_acquire+0x518/0xc20 [ 24.492444][ T284] ? lock_acquire.part.0+0xd4/0x280 [ 24.492446][ T284] ? find_held_lock+0x2b/0x80 [ 24.492450][ T284] netlink_rcv_skb+0x14e/0x3a0 [ 24.492451][ T284] ? rtnl_link_fill+0x920/0x920 [ 24.492454][ T284] ? netlink_ack+0xcf0/0xcf0 [ 24.492461][ T284] ? netlink_deliver_tap+0xc5/0x330 [ 24.492463][ T284] ? netlink_deliver_tap+0x13c/0x330 [ 24.492467][ T284] netlink_unicast+0x486/0x750 [ 24.492471][ T284] ? netlink_attachskb+0x810/0x810 [ 24.492474][ T284] ? find_held_lock+0x2b/0x80 [ 24.492478][ T284] netlink_sendmsg+0x75b/0xc90 [ 24.492482][ T284] ? netlink_unicast+0x750/0x750 [ 24.492486][ T284] ? __lock_release.isra.0+0x69/0x1a0 [ 24.492487][ T284] ? __import_iovec+0x36c/0x620 [ 24.492493][ T284] __sock_sendmsg+0xce/0x190 [ 24.492495][ T284] ____sys_sendmsg+0x61a/0x860 [ 24.492498][ T284] ? copy_msghdr_from_user+0x279/0x420 [ 24.492500][ T284] ? sock_write_iter+0x400/0x400 [ 24.492501][ T284] ? move_addr_to_kernel+0x40/0x40 [ 24.492509][ T284] ___sys_sendmsg+0x14e/0x1d0 [ 24.492512][ T284] ? copy_msghdr_from_user+0x420/0x420 [ 24.492527][ T284] __sys_sendmsg+0x12c/0x1d0 [ 24.492530][ T284] ? __sys_sendmsg_sock+0x20/0x20 [ 24.492537][ T284] ? rcu_is_watching+0x16/0xd0 [ 24.492540][ T284] do_syscall_64+0xff/0x530 [ 24.492543][ T284] ? exc_page_fault+0xee/0x100 [ 24.492545][ T284] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 24.492548][ T284] RIP: 0033:0x7f6d932f054e [ 24.492552][ T284] 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 [ 24.492553][ T284] RSP: 002b:00007fff949b8350 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 24.492556][ T284] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6d932f054e [ 24.492557][ T284] RDX: 0000000000000000 RSI: 00007fff949b8400 RDI: 0000000000000005 [ 24.492558][ T284] RBP: 00007fff949b8360 R08: 0000000000000000 R09: 0000000000000000 [ 24.492559][ T284] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b18a [ 24.492559][ T284] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff949b8ad0 [ 24.492566][ T284] [ 24.547366][ T284] ip (284) used greatest stack depth: 23016 bytes left