[ 10.731143][ T221] gre: GRE over IPv4 demultiplexer driver [ 10.731162][ T221] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.731165][ T221] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 221, name: modprobe [ 10.731166][ T221] preempt_count: 1, expected: 0 [ 10.731167][ T221] RCU nest depth: 0, expected: 0 [ 10.731168][ T221] locks held by modprobe/221: 4, last CPU#2: [ 10.731170][ T221] #0: ffffffffb2d7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.731181][ T221] #1: ffffffffb2d7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.731186][ T221] #2: ffffffffb2c9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.731190][ T221] #3: ffffffffb2c9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.731194][ T221] irq event stamp: 19016 [ 10.731195][ T221] hardirqs last enabled at (19015): [] __down_trylock_console_sem+0x86/0xa0 [ 10.731198][ T221] hardirqs last disabled at (19016): [] console_emit_next_record+0x3d4/0x4c0 [ 10.731200][ T221] softirqs last enabled at (18188): [] handle_softirqs+0x67c/0x900 [ 10.731204][ T221] softirqs last disabled at (17231): [] __irq_exit_rcu+0x145/0x1c0 [ 10.731206][ T221] Preemption disabled at: [ 10.731207][ T221] [] vprintk_emit+0x31b/0x3e0 [ 10.731212][ T221] CPU: 2 UID: 0 PID: 221 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.731216][ T221] Tainted: [W]=WARN [ 10.731217][ T221] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.731218][ T221] Call Trace: [ 10.731220][ T221] [ 10.731221][ T221] dump_stack_lvl+0x6f/0xa0 [ 10.731228][ T221] ? vprintk_emit+0x31b/0x3e0 [ 10.731229][ T221] __might_resched.cold+0x1fe/0x2c1 [ 10.731234][ T221] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.731238][ T221] ? __kmalloc_noprof+0xdb/0x760 [ 10.731243][ T221] __kmalloc_noprof+0x443/0x760 [ 10.731244][ T221] ? alloc_buf.isra.0+0x4b/0x260 [ 10.731251][ T221] ? do_raw_spin_unlock+0x59/0x250 [ 10.731254][ T221] alloc_buf.isra.0+0x4b/0x260 [ 10.731258][ T221] put_chars+0x1e1/0x2f0 [ 10.731260][ T221] ? desc_read_finalized_seq+0x79/0x120 [ 10.731262][ T221] ? __send_to_port+0x420/0x420 [ 10.731265][ T221] ? rcu_read_lock_any_held+0x3c/0x90 [ 10.731268][ T221] ? validate_chain+0x38b/0xc20 [ 10.731273][ T221] hvc_console_print+0x292/0x780 [ 10.731277][ T221] ? __lock_acquire+0x518/0xc20 [ 10.731279][ T221] ? __lock_acquire+0x518/0xc20 [ 10.731283][ T221] ? hvc_write+0x3a0/0x3a0 [ 10.731285][ T221] ? console_emit_next_record+0x1df/0x4c0 [ 10.731288][ T221] ? rcu_is_watching+0x16/0xd0 [ 10.731291][ T221] ? lock_acquire+0x13c/0x160 [ 10.731295][ T221] console_emit_next_record+0x22f/0x4c0 [ 10.731299][ T221] ? devkmsg_read+0x4b0/0x4b0 [ 10.731301][ T221] ? console_flush_one_record+0x106/0x710 [ 10.731304][ T221] ? rcu_is_watching+0x16/0xd0 [ 10.731306][ T221] ? lock_acquire+0x13c/0x160 [ 10.731312][ T221] console_flush_one_record+0x46f/0x710 [ 10.731317][ T221] ? console_emit_next_record+0x4c0/0x4c0 [ 10.731319][ T221] ? __lock_acquire+0x518/0xc20 [ 10.731325][ T221] console_unlock+0xee/0x1f0 [ 10.731328][ T221] ? console_flush_one_record+0x710/0x710 [ 10.731329][ T221] ? rcu_is_watching+0x16/0xd0 [ 10.731331][ T221] ? lock_acquire+0xe0/0x160 [ 10.731335][ T221] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.731337][ T221] ? vprintk_emit+0x320/0x3e0 [ 10.731339][ T221] vprintk_emit+0x37c/0x3e0 [ 10.731343][ T221] ? wake_up_klogd_work_func+0x90/0x90 [ 10.731347][ T221] ? gre_exit+0x3f0/0x3f0 [gre] [ 10.731351][ T221] _printk+0xc7/0x100 [ 10.731355][ T221] ? snapshot_read.cold+0x21/0x21 [ 10.731361][ T221] ? do_one_initcall+0x113/0x4f0 [ 10.731364][ T221] gre_init+0x15/0x1000 [gre] [ 10.731367][ T221] do_one_initcall+0x124/0x4f0 [ 10.731369][ T221] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 10.731374][ T221] ? do_init_module+0xae/0x8a0 [ 10.731376][ T221] ? kasan_unpoison+0x44/0x70 [ 10.731382][ T221] do_init_module+0x2ad/0x8a0 [ 10.731385][ T221] ? lockdep_hardirqs_on+0x91/0x130 [ 10.731389][ T221] ? free_module+0x470/0x470 [ 10.731392][ T221] ? kfree+0x123/0x590 [ 10.731395][ T221] load_module+0x1424/0x1bb0 [ 10.731400][ T221] ? security_kernel_post_read_file+0x2f/0x60 [ 10.731405][ T221] ? layout_and_allocate.isra.0+0x680/0x680 [ 10.731410][ T221] ? backing_file_read_iter+0x541/0x790 [ 10.731413][ T221] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.731417][ T221] init_module_from_file+0x11f/0x1a0 [ 10.731419][ T221] ? __do_sys_init_module+0x270/0x270 [ 10.731427][ T221] ? __rwlock_init+0x150/0x150 [ 10.731430][ T221] ? do_raw_spin_unlock+0x59/0x250 [ 10.731434][ T221] idempotent_init_module+0x37b/0x7c0 [ 10.731436][ T221] ? init_module_from_file+0x1a0/0x1a0 [ 10.731442][ T221] ? cap_capable+0x1d7/0x3d0 [ 10.731444][ T221] ? __x64_sys_pread64+0x18d/0x250 [ 10.731449][ T221] __x64_sys_finit_module+0xdf/0x190 [ 10.731451][ T221] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 10.731455][ T221] do_syscall_64+0xff/0x530 [ 10.731457][ T221] ? exc_page_fault+0xee/0x100 [ 10.731460][ T221] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.731462][ T221] RIP: 0033:0x7f45ab1bf37d [ 10.731466][ T221] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48 [ 10.731467][ T221] RSP: 002b:00007ffd573c74e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 10.731470][ T221] RAX: ffffffffffffffda RBX: 0000555fcfb6fa20 RCX: 00007f45ab1bf37d [ 10.731471][ T221] RDX: 0000000000000000 RSI: 0000555fb4971ffd RDI: 0000000000000000 [ 10.731472][ T221] RBP: 00007ffd573c7580 R08: 0000000000000000 R09: 0000000000000000 [ 10.731473][ T221] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555fb4971ffd [ 10.731474][ T221] R13: 0000555fcfb6f9e0 R14: 0000000000040000 R15: 0000000000000000 [ 10.731481][ T221] [ 10.776820][ T221] ip6_gre: GRE over IPv6 tunneling driver [ 10.840521][ T10] ip6_tunnel: er6 xmit: Local address not yet configured! [ 10.840598][ T10] [ 10.840599][ T10] ============================= [ 10.840600][ T10] WARNING: suspicious RCU usage [ 10.840602][ T10] 7.2.0-virtme #1 Tainted: G W [ 10.840603][ T10] ----------------------------- [ 10.840604][ T10] kernel/sched/core.c:9196 Illegal context switch in RCU-bh read-side critical section! [ 10.840606][ T10] [ 10.840606][ T10] other info that might help us debug this: [ 10.840606][ T10] [ 10.840606][ T10] [ 10.840606][ T10] rcu_scheduler_active = 2, debug_locks = 1 [ 10.840608][ T10] locks held by kworker/0:1/10: 13, last CPU#0: [ 10.840609][ T10] #0: ff110000091a7b40 ((wq_completion)mld){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 10.840622][ T10] #1: ffa00000000a7d10 ((work_completion)(&(&idev->mc_ifc_work)->work)){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 10.840626][ T10] #2: ff110000128a8d30 (&idev->mc_lock){+.+.}-{4:4}, at: mld_ifc_work+0x2e/0x190 [ 10.840632][ T10] #3: ffffffffb2d94c00 (rcu_read_lock){....}-{1:3}, at: mld_sendpack+0x1c9/0xec0 [ 10.840635][ T10] #4: ffffffffb2d94c00 (rcu_read_lock){....}-{1:3}, at: ip6_output+0x11d/0x7f0 [ 10.840639][ T10] #5: ffffffffb2d94ba0 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x204/0x1b90 [ 10.840645][ T10] #6: ff110000128cd228 (dev->qdisc_tx_busylock ?: &qdisc_tx_busylock){+...}-{3:3}, at: __dev_xmit_skb+0xcb8/0x1be0 [ 10.840648][ T10] #7: ff11000010164518 (&qdisc_xmit_lock_key#2){+...}-{3:3}, at: sch_direct_xmit+0x2e5/0x1100 [ 10.840653][ T10] #8: ffffffffb2d94c00 (rcu_read_lock){....}-{1:3}, at: ip6_tnl_xmit_ctl+0xfd/0x390 [ 10.840658][ T10] #9: ffffffffb2d7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.840662][ T10] #10: ffffffffb2d7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.840666][ T10] #11: ffffffffb2c9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.840670][ T10] #12: ffffffffb2c9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.840674][ T10] [ 10.840674][ T10] stack backtrace: [ 10.840677][ T10] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.840680][ T10] Tainted: [W]=WARN [ 10.840681][ T10] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.840682][ T10] Workqueue: mld mld_ifc_work [ 10.840686][ T10] Call Trace: [ 10.840687][ T10] [ 10.840689][ T10] dump_stack_lvl+0x6f/0xa0 [ 10.840695][ T10] lockdep_rcu_suspicious.cold+0x37/0x8a [ 10.840701][ T10] __might_resched+0x2ac/0x390 [ 10.840705][ T10] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.840709][ T10] ? __kmalloc_noprof+0xdb/0x760 [ 10.840713][ T10] __kmalloc_noprof+0x443/0x760 [ 10.840715][ T10] ? alloc_buf.isra.0+0x4b/0x260 [ 10.840723][ T10] ? do_raw_spin_unlock+0x59/0x250 [ 10.840726][ T10] alloc_buf.isra.0+0x4b/0x260 [ 10.840730][ T10] put_chars+0x1e1/0x2f0 [ 10.840733][ T10] ? __send_to_port+0x420/0x420 [ 10.840736][ T10] ? validate_chain+0x34a/0xc20 [ 10.840742][ T10] hvc_console_print+0x292/0x780 [ 10.840746][ T10] ? __lock_acquire+0x518/0xc20 [ 10.840751][ T10] ? hvc_write+0x3a0/0x3a0 [ 10.840755][ T10] ? rcu_is_watching+0x16/0xd0 [ 10.840761][ T10] console_emit_next_record+0x22f/0x4c0 [ 10.840765][ T10] ? devkmsg_read+0x4b0/0x4b0 [ 10.840767][ T10] ? console_flush_one_record+0x106/0x710 [ 10.840770][ T10] ? rcu_is_watching+0x16/0xd0 [ 10.840772][ T10] ? lock_acquire+0x13c/0x160 [ 10.840776][ T10] console_flush_one_record+0x46f/0x710 [ 10.840781][ T10] ? console_emit_next_record+0x4c0/0x4c0 [ 10.840783][ T10] ? __lock_acquire+0x518/0xc20 [ 10.840789][ T10] console_unlock+0xee/0x1f0 [ 10.840792][ T10] ? console_flush_one_record+0x710/0x710 [ 10.840794][ T10] ? rcu_is_watching+0x16/0xd0 [ 10.840796][ T10] ? lock_acquire+0xe0/0x160 [ 10.840800][ T10] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.840802][ T10] ? vprintk_emit+0x320/0x3e0 [ 10.840805][ T10] vprintk_emit+0x37c/0x3e0 [ 10.840809][ T10] ? wake_up_klogd_work_func+0x90/0x90 [ 10.840811][ T10] ? __lock_release.isra.0+0x69/0x1a0 [ 10.840816][ T10] _printk+0xc7/0x100 [ 10.840819][ T10] ? snapshot_read.cold+0x21/0x21 [ 10.840821][ T10] ? ___ratelimit+0x4e7/0xa00 [ 10.840827][ T10] ? idr_get_free+0x830/0x830 [ 10.840833][ T10] ip6_tnl_xmit_ctl.cold+0x75/0x7a [ 10.840838][ T10] ip6erspan_tunnel_xmit+0x2cf/0x2db4 [ip6_gre] [ 10.840847][ T10] ? ip6gre_tunnel_siocdevprivate+0x1a70/0x1a70 [ip6_gre] [ 10.840851][ T10] ? validate_chain+0x34a/0xc20 [ 10.840862][ T10] dev_hard_start_xmit+0xf4/0x620 [ 10.840868][ T10] sch_direct_xmit+0x25b/0x1100 [ 10.840871][ T10] ? lock_acquire.part.0+0xd4/0x280 [ 10.840874][ T10] ? dequeue_skb+0x1db0/0x1db0 [ 10.840876][ T10] ? __rcu_read_lock+0x70/0x70 [ 10.840878][ T10] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.840879][ T10] ? lock_acquire+0x13c/0x160 [ 10.840885][ T10] __dev_xmit_skb+0xecc/0x1be0 [ 10.840890][ T10] ? alloc_netdev_dummy+0x30/0x30 [ 10.840891][ T10] ? __dev_queue_xmit+0x204/0x1b90 [ 10.840894][ T10] ? rcu_is_watching+0x16/0xd0 [ 10.840896][ T10] ? lock_acquire+0x13c/0x160 [ 10.840901][ T10] __dev_queue_xmit+0x952/0x1b90 [ 10.840904][ T10] ? __lock_acquire+0x518/0xc20 [ 10.840908][ T10] ? lock_acquire.part.0+0xd4/0x280 [ 10.840910][ T10] ? find_held_lock+0x2b/0x80 [ 10.840912][ T10] ? netdev_core_pick_tx+0x2c0/0x2c0 [ 10.840925][ T10] ip6_finish_output2+0x48d/0x13f0 [ 10.840931][ T10] ? ip6_dst_lookup+0x80/0x80 [ 10.840933][ T10] ? find_held_lock+0x2b/0x80 [ 10.840936][ T10] ? __lock_release.isra.0+0x69/0x1a0 [ 10.840939][ T10] ? ip6_mtu+0x174/0x410 [ 10.840944][ T10] ip6_finish_output+0x701/0xe80 [ 10.840949][ T10] ip6_output+0x23f/0x7f0 [ 10.840952][ T10] ? ip6_finish_output+0xe80/0xe80 [ 10.840954][ T10] ? __lock_release.isra.0+0x69/0x1a0 [ 10.840957][ T10] ? xfrm_bundle_lookup.constprop.0+0xba0/0xba0 [ 10.840960][ T10] ? mark_held_locks+0x40/0x70 [ 10.840963][ T10] ? __local_bh_enable_ip+0xaa/0x150 [ 10.840966][ T10] ? __local_bh_enable_ip+0xaa/0x150 [ 10.840969][ T10] ? icmp6_dst_alloc+0x317/0x4d0 [ 10.840972][ T10] mld_sendpack+0x9d6/0xec0 [ 10.840977][ T10] ? mld_dad_start_work+0x240/0x240 [ 10.840984][ T10] ? mld_send_cr+0x50f/0x820 [ 10.840988][ T10] mld_ifc_work+0x36/0x190 [ 10.840990][ T10] ? process_one_work+0xdfc/0x1560 [ 10.840992][ T10] process_one_work+0xe3e/0x1560 [ 10.840999][ T10] ? __queue_delayed_work+0x470/0x470 [ 10.841002][ T10] ? lock_acquire.part.0+0xd4/0x280 [ 10.841011][ T10] worker_thread+0x4f1/0xd60 [ 10.841015][ T10] ? rescuer_thread+0x1340/0x1340 [ 10.841017][ T10] ? __kthread_parkme+0xbd/0x210 [ 10.841020][ T10] ? rescuer_thread+0x1340/0x1340 [ 10.841023][ T10] ? rescuer_thread+0x1340/0x1340 [ 10.841025][ T10] kthread+0x367/0x460 [ 10.841028][ T10] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 10.841031][ T10] ? kthread_affine_preferred+0x4c0/0x4c0 [ 10.841035][ T10] ret_from_fork+0x474/0x6b0 [ 10.841040][ T10] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 10.841043][ T10] ? __switch_to+0x5a3/0xe00 [ 10.841047][ T10] ? kthread_affine_preferred+0x4c0/0x4c0 [ 10.841050][ T10] ret_from_fork_asm+0x11/0x20 [ 10.841059][ T10] [ 10.939539][ T10] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 11.340494][ T12] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 11.428484][ T10] ip6_tunnel: gt6 xmit: Local address not yet configured! [ 11.436422][ T10] ip6_tunnel: er6 xmit: Local address not yet configured! [ 11.756491][ T12] ip6_tunnel: er6 xmit: Local address not yet configured! [ 11.756617][ T12] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.756620][ T12] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 12, name: kworker/u16:0 [ 11.756622][ T12] preempt_count: 203, expected: 0 [ 11.756623][ T12] RCU nest depth: 3, expected: 0 [ 11.756624][ T12] locks held by kworker/u16:0/12: 13, last CPU#0: [ 11.756626][ T12] #0: ff110000091ce540 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 11.756639][ T12] #1: ffa00000000c7d10 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 11.756643][ T12] #2: ffffffffb351b740 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_dad_work+0x11a/0x930 [ 11.756649][ T12] #3: ffffffffb2d94c00 (rcu_read_lock){....}-{1:3}, at: ndisc_send_skb+0x175/0x1520 [ 11.756653][ T12] #4: ffffffffb2d94c00 (rcu_read_lock){....}-{1:3}, at: ip6_output+0x11d/0x7f0 [ 11.756657][ T12] #5: ffffffffb2d94ba0 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x204/0x1b90 [ 11.756662][ T12] #6: ff110000128cd228 (dev->qdisc_tx_busylock ?: &qdisc_tx_busylock){+...}-{3:3}, at: __dev_xmit_skb+0xcb8/0x1be0 [ 11.756666][ T12] #7: ff11000010164518 (&qdisc_xmit_lock_key#2){+...}-{3:3}, at: sch_direct_xmit+0x2e5/0x1100 [ 11.756671][ T12] #8: ffffffffb2d94c00 (rcu_read_lock){....}-{1:3}, at: ip6_tnl_xmit_ctl+0xfd/0x390 [ 11.756676][ T12] #9: ffffffffb2d7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.756680][ T12] #10: ffffffffb2d7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.756684][ T12] #11: ffffffffb2c9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.756688][ T12] #12: ffffffffb2c9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.756692][ T12] irq event stamp: 2653 [ 11.756693][ T12] hardirqs last enabled at (2652): [] __down_trylock_console_sem+0x86/0xa0 [ 11.756696][ T12] hardirqs last disabled at (2653): [] console_emit_next_record+0x3d4/0x4c0 [ 11.756698][ T12] softirqs last enabled at (2642): [] neigh_resolve_output.part.0+0x481/0x740 [ 11.756701][ T12] softirqs last disabled at (2646): [] __dev_queue_xmit+0x204/0x1b90 [ 11.756703][ T12] Preemption disabled at: [ 11.756704][ T12] [] __dev_queue_xmit+0x20c/0x1b90 [ 11.756710][ T12] CPU: 0 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.756714][ T12] Tainted: [W]=WARN [ 11.756715][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.756717][ T12] Workqueue: ipv6_addrconf addrconf_dad_work [ 11.756720][ T12] Call Trace: [ 11.756722][ T12] [ 11.756723][ T12] dump_stack_lvl+0x6f/0xa0 [ 11.756730][ T12] ? __dev_queue_xmit+0x20c/0x1b90 [ 11.756732][ T12] __might_resched.cold+0x1fe/0x2c1 [ 11.756736][ T12] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.756740][ T12] ? __kmalloc_noprof+0xdb/0x760 [ 11.756745][ T12] __kmalloc_noprof+0x443/0x760 [ 11.756747][ T12] ? alloc_buf.isra.0+0x4b/0x260 [ 11.756754][ T12] ? do_raw_spin_unlock+0x59/0x250 [ 11.756756][ T12] alloc_buf.isra.0+0x4b/0x260 [ 11.756760][ T12] put_chars+0x1e1/0x2f0 [ 11.756763][ T12] ? __send_to_port+0x420/0x420 [ 11.756766][ T12] ? validate_chain+0x34a/0xc20 [ 11.756772][ T12] hvc_console_print+0x292/0x780 [ 11.756776][ T12] ? __lock_acquire+0x518/0xc20 [ 11.756781][ T12] ? hvc_write+0x3a0/0x3a0 [ 11.756785][ T12] ? rcu_is_watching+0x16/0xd0 [ 11.756791][ T12] console_emit_next_record+0x22f/0x4c0 [ 11.756795][ T12] ? devkmsg_read+0x4b0/0x4b0 [ 11.756797][ T12] ? console_flush_one_record+0x106/0x710 [ 11.756800][ T12] ? rcu_is_watching+0x16/0xd0 [ 11.756802][ T12] ? lock_acquire+0x13c/0x160 [ 11.756806][ T12] console_flush_one_record+0x46f/0x710 [ 11.756811][ T12] ? console_emit_next_record+0x4c0/0x4c0 [ 11.756813][ T12] ? __lock_acquire+0x518/0xc20 [ 11.756819][ T12] console_unlock+0xee/0x1f0 [ 11.756822][ T12] ? console_flush_one_record+0x710/0x710 [ 11.756823][ T12] ? rcu_is_watching+0x16/0xd0 [ 11.756825][ T12] ? lock_acquire+0xe0/0x160 [ 11.756829][ T12] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.756831][ T12] ? vprintk_emit+0x320/0x3e0 [ 11.756834][ T12] vprintk_emit+0x37c/0x3e0 [ 11.756837][ T12] ? wake_up_klogd_work_func+0x90/0x90 [ 11.756839][ T12] ? __lock_release.isra.0+0x69/0x1a0 [ 11.756844][ T12] _printk+0xc7/0x100 [ 11.756848][ T12] ? snapshot_read.cold+0x21/0x21 [ 11.756850][ T12] ? ___ratelimit+0x4e7/0xa00 [ 11.756856][ T12] ? idr_get_free+0x830/0x830 [ 11.756861][ T12] ip6_tnl_xmit_ctl.cold+0x75/0x7a [ 11.756867][ T12] ip6erspan_tunnel_xmit+0x2cf/0x2db4 [ip6_gre] [ 11.756871][ T12] ? save_trace+0x68/0x280 [ 11.756878][ T12] ? ip6gre_tunnel_siocdevprivate+0x1a70/0x1a70 [ip6_gre] [ 11.756882][ T12] ? validate_chain+0x34a/0xc20 [ 11.756893][ T12] dev_hard_start_xmit+0xf4/0x620 [ 11.756898][ T12] sch_direct_xmit+0x25b/0x1100 [ 11.756902][ T12] ? lock_acquire.part.0+0xd4/0x280 [ 11.756904][ T12] ? dequeue_skb+0x1db0/0x1db0 [ 11.756907][ T12] ? __rcu_read_lock+0x70/0x70 [ 11.756908][ T12] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.756910][ T12] ? lock_acquire+0x13c/0x160 [ 11.756915][ T12] __dev_xmit_skb+0xecc/0x1be0 [ 11.756919][ T12] ? alloc_netdev_dummy+0x30/0x30 [ 11.756921][ T12] ? __dev_queue_xmit+0x204/0x1b90 [ 11.756924][ T12] ? rcu_is_watching+0x16/0xd0 [ 11.756926][ T12] ? lock_acquire+0x13c/0x160 [ 11.756930][ T12] __dev_queue_xmit+0x952/0x1b90 [ 11.756933][ T12] ? __lock_acquire+0x518/0xc20 [ 11.756938][ T12] ? lock_acquire.part.0+0xd4/0x280 [ 11.756939][ T12] ? find_held_lock+0x2b/0x80 [ 11.756942][ T12] ? netdev_core_pick_tx+0x2c0/0x2c0 [ 11.756953][ T12] ip6_finish_output2+0x48d/0x13f0 [ 11.756959][ T12] ? ip6_dst_lookup+0x80/0x80 [ 11.756961][ T12] ? find_held_lock+0x2b/0x80 [ 11.756964][ T12] ? __lock_release.isra.0+0x69/0x1a0 [ 11.756967][ T12] ? ip6_mtu+0x174/0x410 [ 11.756972][ T12] ip6_finish_output+0x701/0xe80 [ 11.756976][ T12] ip6_output+0x23f/0x7f0 [ 11.756980][ T12] ? ip6_finish_output+0xe80/0xe80 [ 11.756982][ T12] ? lock_acquire.part.0+0xd4/0x280 [ 11.756984][ T12] ? find_held_lock+0x2b/0x80 [ 11.756987][ T12] ? __lock_release.isra.0+0x69/0x1a0 [ 11.756988][ T12] ? __local_bh_enable_ip+0xaa/0x150 [ 11.756995][ T12] ndisc_send_skb+0xba3/0x1520 [ 11.756999][ T12] ? ndisc_recv_na+0xea0/0xea0 [ 11.757006][ T12] ? trace_hardirqs_off+0xd/0x30 [ 11.757009][ T12] ? try_to_grab_pending+0x77/0x840 [ 11.757011][ T12] ? mark_held_locks+0x40/0x70 [ 11.757015][ T12] ndisc_send_ns+0xa9/0x120 [ 11.757018][ T12] ? find_held_lock+0x2b/0x80 [ 11.757021][ T12] ? ndisc_router_discovery+0x2f40/0x2f40 [ 11.757022][ T12] ? __rwlock_init+0x150/0x150 [ 11.757025][ T12] ? mark_held_locks+0x40/0x70 [ 11.757028][ T12] ? lockdep_hardirqs_on+0x91/0x130 [ 11.757032][ T12] addrconf_dad_work+0x6c2/0x930 [ 11.757036][ T12] ? addrconf_dad_begin+0x540/0x540 [ 11.757039][ T12] ? rcu_is_watching+0x16/0xd0 [ 11.757040][ T12] ? rcu_is_watching+0x16/0xd0 [ 11.757041][ T12] ? lock_acquire+0x13c/0x160 [ 11.757043][ T12] ? rcu_is_watching+0x16/0xd0 [ 11.757047][ T12] process_one_work+0xe3e/0x1560 [ 11.757054][ T12] ? __queue_delayed_work+0x470/0x470 [ 11.757057][ T12] ? lock_acquire.part.0+0xd4/0x280 [ 11.757064][ T12] worker_thread+0x4f1/0xd60 [ 11.757072][ T12] ? rescuer_thread+0x1340/0x1340 [ 11.757074][ T12] kthread+0x367/0x460 [ 11.757077][ T12] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 11.757079][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 11.757082][ T12] ret_from_fork+0x474/0x6b0 [ 11.757086][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 11.757089][ T12] ? __switch_to+0x5a3/0xe00 [ 11.757093][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 11.757096][ T12] ret_from_fork_asm+0x11/0x20 [ 11.757105][ T12] [ 12.073349][ T231] Mirror/redirect action on [ 14.188627][ C0] [ 14.188642][ C0] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 14.188645][ C0] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/0 [ 14.188647][ C0] preempt_count: 305, expected: 0 [ 14.188648][ C0] RCU nest depth: 1, expected: 0 [ 14.188649][ C0] INFO: lockdep is turned off. [ 14.188649][ C0] irq event stamp: 394944 [ 14.188650][ C0] hardirqs last enabled at (394944): [] _raw_spin_unlock_irqrestore+0x53/0x80 [ 14.188659][ C0] hardirqs last disabled at (394943): [] _raw_spin_lock_irqsave+0x50/0x60 [ 14.188661][ C0] softirqs last enabled at (394778): [] handle_softirqs+0x67c/0x900 [ 14.188665][ C0] softirqs last disabled at (394797): [] __irq_exit_rcu+0x145/0x1c0 [ 14.188667][ C0] Preemption disabled at: [ 14.188667][ C0] [] schedule_preempt_disabled+0x22/0x30 [ 14.188674][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 14.188678][ C0] Tainted: [W]=WARN [ 14.188679][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.188681][ C0] Call Trace: [ 14.188682][ C0] [ 14.188684][ C0] dump_stack_lvl+0x6f/0xa0 [ 14.188690][ C0] ? schedule_preempt_disabled+0x22/0x30 [ 14.188692][ C0] __might_resched.cold+0x1fe/0x2c1 [ 14.188695][ C0] ? prb_next_reserve_seq+0x2d0/0x2d0 [ 14.188699][ C0] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 14.188702][ C0] ? rcu_is_watching+0x16/0xd0 [ 14.188705][ C0] __kmalloc_noprof+0x443/0x760 [ 14.188708][ C0] ? __rwlock_init+0x150/0x150 [ 14.188711][ C0] ? alloc_buf.isra.0+0x4b/0x260 [ 14.188715][ C0] ? do_raw_spin_unlock+0x59/0x250 [ 14.188717][ C0] alloc_buf.isra.0+0x4b/0x260 [ 14.188719][ C0] put_chars+0x1e1/0x2f0 [ 14.188721][ C0] ? __send_to_port+0x420/0x420 [ 14.188722][ C0] ? console_prepend_replay+0x20/0x20 [ 14.188725][ C0] hvc_console_print+0x292/0x780 [ 14.188730][ C0] ? hvc_write+0x3a0/0x3a0 [ 14.188732][ C0] ? vsnprintf+0x668/0x1700 [ 14.188734][ C0] ? __rwlock_init+0x150/0x150 [ 14.188736][ C0] ? rcu_is_watching+0x16/0xd0 [ 14.188737][ C0] ? rcu_is_watching+0x16/0xd0 [ 14.188739][ C0] console_emit_next_record+0x22f/0x4c0 [ 14.188741][ C0] ? devkmsg_read+0x4b0/0x4b0 [ 14.188743][ C0] ? rcu_is_watching+0x16/0xd0 [ 14.188744][ C0] ? rcu_is_watching+0x16/0xd0 [ 14.188745][ C0] ? lock_acquire+0x13c/0x160 [ 14.188748][ C0] ? console_flush_one_record+0x111/0x710 [ 14.188750][ C0] console_flush_one_record+0x46f/0x710 [ 14.188752][ C0] ? console_emit_next_record+0x4c0/0x4c0 [ 14.188755][ C0] console_unlock+0xee/0x1f0 [ 14.188757][ C0] ? lock_acquire+0x13c/0x160 [ 14.188758][ C0] ? console_flush_one_record+0x710/0x710 [ 14.188760][ C0] ? rcu_is_watching+0x16/0xd0 [ 14.188761][ C0] ? lock_release+0x184/0x1f0 [ 14.188762][ C0] ? lock_acquire+0xe0/0x160 [ 14.188764][ C0] ? __down_trylock_console_sem+0x5e/0xa0 [ 14.188766][ C0] ? vprintk_emit+0x320/0x3e0 [ 14.188768][ C0] vprintk_emit+0x37c/0x3e0 [ 14.188770][ C0] ? wake_up_klogd_work_func+0x90/0x90 [ 14.188771][ C0] ? rcu_is_watching+0x16/0xd0 [ 14.188772][ C0] ? lock_release+0x184/0x1f0 [ 14.188774][ C0] ? x86_64_start_kernel+0xd0/0x130 [ 14.188778][ C0] _printk+0xc7/0x100 [ 14.188782][ C0] ? snapshot_read.cold+0x21/0x21 [ 14.188783][ C0] ? arch_stack_walk+0xd7/0x130 [ 14.188786][ C0] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 14.188788][ C0] ? nbcon_cpu_emergency_enter+0x28/0x80 [ 14.188790][ C0] print_irq_inversion_bug.part.0+0x32/0xc0 [ 14.188792][ C0] mark_lock_irq+0x989/0x9c0 [ 14.188794][ C0] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 14.188796][ C0] mark_lock+0x1d7/0xa00 [ 14.188798][ C0] mark_usage+0x42/0x170 [ 14.188800][ C0] __lock_acquire+0x388/0xc20 [ 14.188802][ C0] ? skb_network_protocol+0x3b0/0x3b0 [ 14.188805][ C0] ? lock_pin_lock+0x87/0x180 [ 14.188807][ C0] lock_acquire.part.0+0xd4/0x280 [ 14.188809][ C0] ? sch_direct_xmit+0x2e5/0x1100 [ 14.188812][ C0] ? rcu_is_watching+0x16/0xd0 [ 14.188813][ C0] ? lock_acquire+0x13c/0x160 [ 14.188815][ C0] _raw_spin_lock+0x33/0x40 [ 14.188817][ C0] ? sch_direct_xmit+0x2e5/0x1100 [ 14.188818][ C0] sch_direct_xmit+0x2e5/0x1100 [ 14.188819][ C0] ? lock_acquire.part.0+0xd4/0x280 [ 14.188821][ C0] ? dequeue_skb+0x1db0/0x1db0 [ 14.188823][ C0] ? __rcu_read_lock+0x70/0x70 [ 14.188824][ C0] ? tcf_mirred_act+0x618/0xe10 [act_mirred] [ 14.188827][ C0] ? lock_acquire+0x13c/0x160 [ 14.188830][ C0] __dev_xmit_skb+0xecc/0x1be0 [ 14.188832][ C0] ? alloc_netdev_dummy+0x30/0x30 [ 14.188833][ C0] ? __dev_queue_xmit+0x204/0x1b90 [ 14.188836][ C0] ? rcu_is_watching+0x16/0xd0 [ 14.188837][ C0] ? lock_acquire+0x13c/0x160 [ 14.188839][ C0] __dev_queue_xmit+0x952/0x1b90 [ 14.188841][ C0] ? find_held_lock+0x2b/0x80 [ 14.188843][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 14.188844][ C0] ? tcf_classify+0x67/0x90 [ 14.188847][ C0] ? netdev_core_pick_tx+0x2c0/0x2c0 [ 14.188849][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 14.188851][ C0] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 14.188853][ C0] ? __copy_skb_header+0xb7/0x510 [ 14.188856][ C0] ? __asan_memcpy+0x3c/0x60 [ 14.188859][ C0] ? __skb_clone+0x55e/0x760 [ 14.188861][ C0] tcf_mirred_to_dev+0x941/0x1500 [act_mirred] [ 14.188863][ C0] ? common_startup_64+0x99/0x148 [ 14.188866][ C0] tcf_mirred_act+0x618/0xe10 [act_mirred] [ 14.188869][ C0] tcf_action_exec.part.0+0xca/0x3c0 [ 14.188871][ C0] __tcf_classify.constprop.0+0xcf/0x3a0 [ 14.188874][ C0] tcf_classify+0x67/0x90 [ 14.188876][ C0] ? tcf_qevent_handle+0x3d0/0x3d0 [ 14.188878][ C0] ? rcu_read_lock_any_held+0x66/0x90 [ 14.188880][ C0] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 14.188881][ C0] tc_run+0x3d0/0x7e0 [ 14.188884][ C0] ? netdev_offload_xstats_push_delta+0x430/0x430 [ 14.188885][ C0] ? kasan_save_track+0x14/0x30 [ 14.188887][ C0] ? kmem_cache_free+0xf8/0x550 [ 14.188888][ C0] ? neigh_timer_handler+0x191/0x1210 [ 14.188891][ C0] __netif_receive_skb_core.constprop.0+0xdb7/0x2bb0 [ 14.188893][ C0] ? play_idle_precise+0x450/0x490 [ 14.188896][ C0] ? rest_init+0x279/0x280 [ 14.188898][ C0] ? start_kernel+0x3b9/0x3c0 [ 14.188901][ C0] ? x86_64_start_kernel+0x12b/0x130 [ 14.188903][ C0] ? do_xdp_generic+0x4a0/0x4a0 [ 14.188906][ C0] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 14.188908][ C0] ? mark_usage+0x61/0x170 [ 14.188909][ C0] ? __lock_acquire+0x518/0xc20 [ 14.188911][ C0] ? process_backlog+0x3f1/0x14c0 [ 14.188913][ C0] __netif_receive_skb_one_core+0xa2/0x180 [ 14.188915][ C0] ? lock_acquire.part.0+0xd4/0x280 [ 14.188917][ C0] ? process_backlog+0x3f1/0x14c0 [ 14.188918][ C0] ? __netif_receive_skb_list_core+0x9e0/0x9e0 [ 14.188920][ C0] ? rcu_is_watching+0x16/0xd0 [ 14.188922][ C0] process_backlog+0x431/0x14c0 [ 14.188924][ C0] __napi_poll+0xa7/0x3b0 [ 14.188927][ C0] net_rx_action+0x513/0xf50 [ 14.188929][ C0] ? __lock_acquire+0x518/0xc20 [ 14.188931][ C0] ? __napi_poll+0x3b0/0x3b0 [ 14.188933][ C0] ? find_held_lock+0x2b/0x80 [ 14.188935][ C0] ? _raw_spin_unlock_irq+0x33/0x50 [ 14.188937][ C0] ? run_timer_softirq+0xf8/0x160 [ 14.188940][ C0] ? rcu_is_watching+0x16/0xd0 [ 14.188942][ C0] handle_softirqs+0x1d3/0x900 [ 14.188944][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 14.188945][ C0] ? _local_bh_enable+0xc0/0xc0 [ 14.188948][ C0] __irq_exit_rcu+0x145/0x1c0 [ 14.188949][ C0] irq_exit_rcu+0xe/0x30 [ 14.188951][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 14.188953][ C0] [ 14.188953][ C0] [ 14.188954][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 14.188955][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 14.188958][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 14.188960][ C0] Code: 48 8b 3d 94 82 68 02 e8 1f 00 00 00 48 2b 05 58 d3 a0 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 06 0e 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 14.188962][ C0] RSP: 0018:ffffffffb2a07cf8 EFLAGS: 00000296 [ 14.188965][ C0] RAX: 000000000006062b RBX: ffffffffb2a30600 RCX: ffffffffaf106247 [ 14.188967][ C0] RDX: ffffffffb2a30600 RSI: ffffffffb2311011 RDI: ffffffffb1c949e0 [ 14.188967][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 14.188968][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff6540fa2 [ 14.188969][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 14.188970][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 14.188973][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 14.188974][ C0] default_idle+0x9/0x10 [ 14.188976][ C0] default_idle_call+0x6e/0xb0 [ 14.188977][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 14.188979][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 14.188981][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 14.188983][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 14.188986][ C0] ? rcu_is_watching+0x16/0xd0 [ 14.188988][ C0] do_idle+0xd8/0x190 [ 14.188989][ C0] cpu_startup_entry+0x53/0x70 [ 14.188991][ C0] rest_init+0x279/0x280 [ 14.188993][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 14.188995][ C0] ? rest_init+0x280/0x280 [ 14.188997][ C0] ? acpi_hw_set_mode+0x4a0/0x4a0 [ 14.189001][ C0] ? cpus_read_unlock+0x4f/0xc0 [ 14.189002][ C0] ? acpi_enable+0x1e4/0x330 [ 14.189004][ C0] start_kernel+0x3b9/0x3c0 [ 14.189006][ C0] x86_64_start_reservations+0x24/0x30 [ 14.189008][ C0] x86_64_start_kernel+0x12b/0x130 [ 14.189010][ C0] common_startup_64+0x13e/0x148 [ 14.189013][ C0] [ 14.224511][ C0] ======================================================== [ 14.224761][ C0] WARNING: possible irq lock inversion dependency detected [ 14.225014][ C0] 7.2.0-virtme #1 Tainted: G W [ 14.225230][ C0] -------------------------------------------------------- [ 14.225479][ C0] swapper/0/0 just changed the state of lock: [ 14.225686][ C0] ff11000010164518 (&qdisc_xmit_lock_key#2){+.-.}-{3:3}, at: sch_direct_xmit+0x2e5/0x1100 [ 14.225990][ C0] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 14.226251][ C0] (fs_reclaim){+.+.}-{0:0} [ 14.226253][ C0] [ 14.226253][ C0] [ 14.226253][ C0] and interrupts could create inverse lock ordering between them. [ 14.226253][ C0] [ 14.226877][ C0] [ 14.226877][ C0] other info that might help us debug this: [ 14.227132][ C0] Chain exists of: [ 14.227132][ C0] &qdisc_xmit_lock_key#2 --> console_owner --> fs_reclaim [ 14.227132][ C0] [ 14.227553][ C0] Possible interrupt unsafe locking scenario: [ 14.227553][ C0] [ 14.227800][ C0] CPU0 CPU1 [ 14.227967][ C0] ---- ---- [ 14.228137][ C0] lock(fs_reclaim); [ 14.228266][ C0] local_irq_disable(); [ 14.228474][ C0] lock(&qdisc_xmit_lock_key#2); [ 14.228719][ C0] lock(console_owner); [ 14.228931][ C0] [ 14.229055][ C0] lock(&qdisc_xmit_lock_key#2); [ 14.229227][ C0] [ 14.229227][ C0] *** DEADLOCK *** [ 14.229227][ C0] [ 14.229793][ C0] locks held by swapper/0/0: 3, last CPU#0: [ 14.230008][ C0] #0: ffffffffb2d94c00 (rcu_read_lock){....}-{1:3}, at: process_backlog+0x3f1/0x14c0 [ 14.230310][ C0] #1: ffffffffb2d94ba0 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x204/0x1b90 [ 14.230663][ C0] #2: ff110000128cd228 (dev->qdisc_tx_busylock ?: &qdisc_tx_busylock){+...}-{3:3}, at: __dev_xmit_skb+0xcb8/0x1be0 [ 14.231092][ C0] [ 14.231092][ C0] the shortest dependencies between 2nd lock and 1st lock: [ 14.231448][ C0] -> (fs_reclaim){+.+.}-{0:0} { [ 14.231625][ C0] HARDIRQ-ON-W at: [ 14.231754][ C0] __lock_acquire+0x388/0xc20 [ 14.231974][ C0] lock_acquire.part.0+0xd4/0x280 [ 14.232187][ C0] fs_reclaim_acquire+0xd5/0x120 [ 14.232401][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 14.232654][ C0] kthread_create_worker_on_node+0xea/0x210 [ 14.232963][ C0] workqueue_init+0x2a/0x680 [ 14.233239][ C0] kernel_init_freeable+0x2fe/0x630 [ 14.233497][ C0] kernel_init+0x21/0x150 [ 14.233707][ C0] ret_from_fork+0x474/0x6b0 [ 14.233915][ C0] ret_from_fork_asm+0x11/0x20 [ 14.234126][ C0] SOFTIRQ-ON-W at: [ 14.234251][ C0] __lock_acquire+0x388/0xc20 [ 14.234459][ C0] lock_acquire.part.0+0xd4/0x280 [ 14.234669][ C0] fs_reclaim_acquire+0xd5/0x120 [ 14.234882][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 14.235141][ C0] kthread_create_worker_on_node+0xea/0x210 [ 14.235396][ C0] workqueue_init+0x2a/0x680 [ 14.235605][ C0] kernel_init_freeable+0x2fe/0x630 [ 14.235855][ C0] kernel_init+0x21/0x150 [ 14.236069][ C0] ret_from_fork+0x474/0x6b0 [ 14.236279][ C0] ret_from_fork_asm+0x11/0x20 [ 14.236488][ C0] INITIAL USE at: [ 14.236612][ C0] __lock_acquire+0x388/0xc20 [ 14.236824][ C0] lock_acquire.part.0+0xd4/0x280 [ 14.237032][ C0] fs_reclaim_acquire+0xd5/0x120 [ 14.237246][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 14.237497][ C0] kthread_create_worker_on_node+0xea/0x210 [ 14.237754][ C0] workqueue_init+0x2a/0x680 [ 14.237963][ C0] kernel_init_freeable+0x2fe/0x630 [ 14.238177][ C0] kernel_init+0x21/0x150 [ 14.238385][ C0] ret_from_fork+0x474/0x6b0 [ 14.238590][ C0] ret_from_fork_asm+0x11/0x20 [ 14.238800][ C0] } [ 14.238885][ C0] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 14.239137][ C0] ... acquired at: [ 14.239264][ C0] __lock_acquire+0x518/0xc20 [ 14.239431][ C0] lock_acquire.part.0+0xd4/0x280 [ 14.239594][ C0] fs_reclaim_acquire+0xd5/0x120 [ 14.239759][ C0] __kmalloc_noprof+0xd3/0x760 [ 14.239921][ C0] alloc_buf.isra.0+0x4b/0x260 [ 14.240089][ C0] put_chars+0x1e1/0x2f0 [ 14.240258][ C0] hvc_console_print+0x292/0x780 [ 14.240428][ C0] console_emit_next_record+0x22f/0x4c0 [ 14.240590][ C0] console_flush_one_record+0x46f/0x710 [ 14.240757][ C0] console_unlock+0xee/0x1f0 [ 14.240920][ C0] vprintk_emit+0x37c/0x3e0 [ 14.241083][ C0] _printk+0xc7/0x100 [ 14.241212][ C0] tun_init+0x24/0xb0 [ 14.241340][ C0] do_one_initcall+0x124/0x4f0 [ 14.241505][ C0] kernel_init_freeable+0x596/0x630 [ 14.241664][ C0] kernel_init+0x21/0x150 [ 14.241830][ C0] ret_from_fork+0x474/0x6b0 [ 14.241992][ C0] ret_from_fork_asm+0x11/0x20 [ 14.242160][ C0] [ 14.242244][ C0] -> (console_owner){....}-{0:0} { [ 14.242412][ C0] INITIAL USE at: [ 14.242535][ C0] } [ 14.242618][ C0] ... key at: [] console_owner_dep_map+0x0/0x60 [ 14.242873][ C0] ... acquired at: [ 14.242995][ C0] __lock_acquire+0x518/0xc20 [ 14.243162][ C0] lock_acquire.part.0+0xd4/0x280 [ 14.243328][ C0] console_lock_spinning_enable+0x5c/0x60 [ 14.243849][ C0] console_emit_next_record+0x1d1/0x4c0 [ 14.244012][ C0] console_flush_one_record+0x46f/0x710 [ 14.244184][ C0] console_unlock+0xee/0x1f0 [ 14.244348][ C0] vprintk_emit+0x37c/0x3e0 [ 14.244573][ C0] _printk+0xc7/0x100 [ 14.244703][ C0] ip6_tnl_xmit_ctl.cold+0x75/0x7a [ 14.244869][ C0] ip6erspan_tunnel_xmit+0x2cf/0x2db4 [ip6_gre] [ 14.245144][ C0] dev_hard_start_xmit+0xf4/0x620 [ 14.245371][ C0] sch_direct_xmit+0x25b/0x1100 [ 14.245543][ C0] __dev_xmit_skb+0xecc/0x1be0 [ 14.245828][ C0] __dev_queue_xmit+0x952/0x1b90 [ 14.245993][ C0] ip6_finish_output2+0x48d/0x13f0 [ 14.246169][ C0] ip6_finish_output+0x701/0xe80 [ 14.246334][ C0] ip6_output+0x23f/0x7f0 [ 14.246497][ C0] mld_sendpack+0x9d6/0xec0 [ 14.246659][ C0] mld_ifc_work+0x36/0x190 [ 14.246824][ C0] process_one_work+0xe3e/0x1560 [ 14.246988][ C0] worker_thread+0x4f1/0xd60 [ 14.247153][ C0] kthread+0x367/0x460 [ 14.247277][ C0] ret_from_fork+0x474/0x6b0 [ 14.247441][ C0] ret_from_fork_asm+0x11/0x20 [ 14.247605][ C0] [ 14.247685][ C0] -> (&qdisc_xmit_lock_key#2){+.-.}-{3:3} { [ 14.247893][ C0] HARDIRQ-ON-W at: [ 14.248022][ C0] __lock_acquire+0x388/0xc20 [ 14.248238][ C0] lock_acquire.part.0+0xd4/0x280 [ 14.248443][ C0] _raw_spin_lock+0x33/0x40 [ 14.248652][ C0] sch_direct_xmit+0x2e5/0x1100 [ 14.248857][ C0] __dev_xmit_skb+0xecc/0x1be0 [ 14.249062][ C0] __dev_queue_xmit+0x952/0x1b90 [ 14.249277][ C0] ip6_finish_output2+0x48d/0x13f0 [ 14.249483][ C0] ip6_finish_output+0x701/0xe80 [ 14.249687][ C0] ip6_output+0x23f/0x7f0 [ 14.249893][ C0] mld_sendpack+0x9d6/0xec0 [ 14.250103][ C0] mld_ifc_work+0x36/0x190 [ 14.250311][ C0] process_one_work+0xe3e/0x1560 [ 14.250514][ C0] worker_thread+0x4f1/0xd60 [ 14.250723][ C0] kthread+0x367/0x460 [ 14.250888][ C0] ret_from_fork+0x474/0x6b0 [ 14.251091][ C0] ret_from_fork_asm+0x11/0x20 [ 14.251297][ C0] IN-SOFTIRQ-W at: [ 14.251420][ C0] __lock_acquire+0x388/0xc20 [ 14.251624][ C0] lock_acquire.part.0+0xd4/0x280 [ 14.251830][ C0] _raw_spin_lock+0x33/0x40 [ 14.252038][ C0] sch_direct_xmit+0x2e5/0x1100 [ 14.252248][ C0] __dev_xmit_skb+0xecc/0x1be0 [ 14.252451][ C0] __dev_queue_xmit+0x952/0x1b90 [ 14.252656][ C0] tcf_mirred_to_dev+0x941/0x1500 [act_mirred] [ 14.252903][ C0] tcf_mirred_act+0x618/0xe10 [act_mirred] [ 14.253154][ C0] tcf_action_exec.part.0+0xca/0x3c0 [ 14.253358][ C0] __tcf_classify.constprop.0+0xcf/0x3a0 [ 14.253605][ C0] tcf_classify+0x67/0x90 [ 14.253811][ C0] tc_run+0x3d0/0x7e0 [ 14.253976][ C0] __netif_receive_skb_core.constprop.0+0xdb7/0x2bb0 [ 14.254229][ C0] __netif_receive_skb_one_core+0xa2/0x180 [ 14.254474][ C0] process_backlog+0x431/0x14c0 [ 14.254679][ C0] __napi_poll+0xa7/0x3b0 [ 14.254884][ C0] net_rx_action+0x513/0xf50 [ 14.255091][ C0] handle_softirqs+0x1d3/0x900 [ 14.255305][ C0] __irq_exit_rcu+0x145/0x1c0 [ 14.255511][ C0] irq_exit_rcu+0xe/0x30 [ 14.255714][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 14.255961][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 14.256213][ C0] pv_native_safe_halt+0xf/0x10 [ 14.256418][ C0] default_idle+0x9/0x10 [ 14.256625][ C0] default_idle_call+0x6e/0xb0 [ 14.256835][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 14.257082][ C0] do_idle+0xd8/0x190 [ 14.257253][ C0] cpu_startup_entry+0x53/0x70 [ 14.257459][ C0] rest_init+0x279/0x280 [ 14.257662][ C0] start_kernel+0x3b9/0x3c0 [ 14.257869][ C0] x86_64_start_reservations+0x24/0x30 [ 14.258072][ C0] x86_64_start_kernel+0x12b/0x130 [ 14.258277][ C0] common_startup_64+0x13e/0x148 [ 14.258483][ C0] INITIAL USE at: [ 14.258613][ C0] __lock_acquire+0x388/0xc20 [ 14.258818][ C0] lock_acquire.part.0+0xd4/0x280 [ 14.259021][ C0] _raw_spin_lock+0x33/0x40 [ 14.259233][ C0] sch_direct_xmit+0x2e5/0x1100 [ 14.259434][ C0] __dev_xmit_skb+0xecc/0x1be0 [ 14.259637][ C0] __dev_queue_xmit+0x952/0x1b90 [ 14.259841][ C0] ip6_finish_output2+0x48d/0x13f0 [ 14.260044][ C0] ip6_finish_output+0x701/0xe80 [ 14.260250][ C0] ip6_output+0x23f/0x7f0 [ 14.260452][ C0] mld_sendpack+0x9d6/0xec0 [ 14.260661][ C0] mld_ifc_work+0x36/0x190 [ 14.260863][ C0] process_one_work+0xe3e/0x1560 [ 14.261065][ C0] worker_thread+0x4f1/0xd60 [ 14.261273][ C0] kthread+0x367/0x460 [ 14.261433][ C0] ret_from_fork+0x474/0x6b0 [ 14.261638][ C0] ret_from_fork_asm+0x11/0x20 [ 14.261840][ C0] } [ 14.261921][ C0] ... key at: [] qdisc_xmit_lock_key.158+0x0/0x40 [ip6_gre] [ 14.262519][ C0] ... acquired at: [ 14.262637][ C0] mark_lock+0x1d7/0xa00 [ 14.262800][ C0] mark_usage+0x42/0x170 [ 14.263020][ C0] __lock_acquire+0x388/0xc20 [ 14.263185][ C0] lock_acquire.part.0+0xd4/0x280 [ 14.263345][ C0] _raw_spin_lock+0x33/0x40 [ 14.263504][ C0] sch_direct_xmit+0x2e5/0x1100 [ 14.263729][ C0] __dev_xmit_skb+0xecc/0x1be0 [ 14.263888][ C0] __dev_queue_xmit+0x952/0x1b90 [ 14.264110][ C0] tcf_mirred_to_dev+0x941/0x1500 [act_mirred] [ 14.264315][ C0] tcf_mirred_act+0x618/0xe10 [act_mirred] [ 14.264574][ C0] tcf_action_exec.part.0+0xca/0x3c0 [ 14.264733][ C0] __tcf_classify.constprop.0+0xcf/0x3a0 [ 14.264999][ C0] tcf_classify+0x67/0x90 [ 14.265164][ C0] tc_run+0x3d0/0x7e0 [ 14.265344][ C0] __netif_receive_skb_core.constprop.0+0xdb7/0x2bb0 [ 14.265545][ C0] __netif_receive_skb_one_core+0xa2/0x180 [ 14.265805][ C0] process_backlog+0x431/0x14c0 [ 14.266026][ C0] __napi_poll+0xa7/0x3b0 [ 14.266193][ C0] net_rx_action+0x513/0xf50 [ 14.266352][ C0] handle_softirqs+0x1d3/0x900 [ 14.266516][ C0] __irq_exit_rcu+0x145/0x1c0 [ 14.266736][ C0] irq_exit_rcu+0xe/0x30 [ 14.266897][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 14.267223][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 14.267424][ C0] pv_native_safe_halt+0xf/0x10 [ 14.267645][ C0] default_idle+0x9/0x10 [ 14.271599][ C0] default_idle_call+0x6e/0xb0 [ 14.271769][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 14.272037][ C0] do_idle+0xd8/0x190 [ 14.272167][ C0] cpu_startup_entry+0x53/0x70 [ 14.272397][ C0] rest_init+0x279/0x280 [ 14.272562][ C0] start_kernel+0x3b9/0x3c0 [ 14.272789][ C0] x86_64_start_reservations+0x24/0x30 [ 14.272949][ C0] x86_64_start_kernel+0x12b/0x130 [ 14.273179][ C0] common_startup_64+0x13e/0x148 [ 14.273342][ C0] [ 14.273485][ C0] [ 14.273485][ C0] stack backtrace: [ 14.273686][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 14.273690][ C0] Tainted: [W]=WARN [ 14.273691][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.273692][ C0] Call Trace: [ 14.273693][ C0] [ 14.273694][ C0] dump_stack_lvl+0x6f/0xa0 [ 14.273698][ C0] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 14.273701][ C0] mark_lock_irq+0x989/0x9c0 [ 14.273703][ C0] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 14.273707][ C0] mark_lock+0x1d7/0xa00 [ 14.273709][ C0] mark_usage+0x42/0x170 [ 14.273710][ C0] __lock_acquire+0x388/0xc20 [ 14.273712][ C0] ? skb_network_protocol+0x3b0/0x3b0 [ 14.273714][ C0] ? lock_pin_lock+0x87/0x180 [ 14.273716][ C0] lock_acquire.part.0+0xd4/0x280 [ 14.273718][ C0] ? sch_direct_xmit+0x2e5/0x1100 [ 14.273720][ C0] ? rcu_is_watching+0x16/0xd0 [ 14.273721][ C0] ? lock_acquire+0x13c/0x160 [ 14.273723][ C0] _raw_spin_lock+0x33/0x40 [ 14.273725][ C0] ? sch_direct_xmit+0x2e5/0x1100 [ 14.273726][ C0] sch_direct_xmit+0x2e5/0x1100 [ 14.273728][ C0] ? lock_acquire.part.0+0xd4/0x280 [ 14.273729][ C0] ? dequeue_skb+0x1db0/0x1db0 [ 14.273731][ C0] ? __rcu_read_lock+0x70/0x70 [ 14.273732][ C0] ? tcf_mirred_act+0x618/0xe10 [act_mirred] [ 14.273733][ C0] ? lock_acquire+0x13c/0x160 [ 14.273735][ C0] __dev_xmit_skb+0xecc/0x1be0 [ 14.273738][ C0] ? alloc_netdev_dummy+0x30/0x30 [ 14.273739][ C0] ? __dev_queue_xmit+0x204/0x1b90 [ 14.273741][ C0] ? rcu_is_watching+0x16/0xd0 [ 14.273742][ C0] ? lock_acquire+0x13c/0x160 [ 14.273744][ C0] __dev_queue_xmit+0x952/0x1b90 [ 14.273746][ C0] ? find_held_lock+0x2b/0x80 [ 14.273748][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 14.273749][ C0] ? tcf_classify+0x67/0x90 [ 14.273751][ C0] ? netdev_core_pick_tx+0x2c0/0x2c0 [ 14.273753][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 14.273755][ C0] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 14.273757][ C0] ? __copy_skb_header+0xb7/0x510 [ 14.273760][ C0] ? __asan_memcpy+0x3c/0x60 [ 14.273763][ C0] ? __skb_clone+0x55e/0x760 [ 14.273765][ C0] tcf_mirred_to_dev+0x941/0x1500 [act_mirred] [ 14.273767][ C0] ? common_startup_64+0x99/0x148 [ 14.273769][ C0] tcf_mirred_act+0x618/0xe10 [act_mirred] [ 14.273772][ C0] tcf_action_exec.part.0+0xca/0x3c0 [ 14.273774][ C0] __tcf_classify.constprop.0+0xcf/0x3a0 [ 14.273776][ C0] tcf_classify+0x67/0x90 [ 14.273778][ C0] ? tcf_qevent_handle+0x3d0/0x3d0 [ 14.273780][ C0] ? rcu_read_lock_any_held+0x66/0x90 [ 14.273782][ C0] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 14.273783][ C0] tc_run+0x3d0/0x7e0 [ 14.273785][ C0] ? netdev_offload_xstats_push_delta+0x430/0x430 [ 14.273787][ C0] ? kasan_save_track+0x14/0x30 [ 14.273789][ C0] ? kmem_cache_free+0xf8/0x550 [ 14.273791][ C0] ? neigh_timer_handler+0x191/0x1210 [ 14.273794][ C0] __netif_receive_skb_core.constprop.0+0xdb7/0x2bb0 [ 14.273796][ C0] ? play_idle_precise+0x450/0x490 [ 14.273797][ C0] ? rest_init+0x279/0x280 [ 14.273799][ C0] ? start_kernel+0x3b9/0x3c0 [ 14.273800][ C0] ? x86_64_start_kernel+0x12b/0x130 [ 14.273803][ C0] ? do_xdp_generic+0x4a0/0x4a0 [ 14.273805][ C0] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 14.273807][ C0] ? mark_usage+0x61/0x170 [ 14.273809][ C0] ? __lock_acquire+0x518/0xc20 [ 14.273811][ C0] ? process_backlog+0x3f1/0x14c0 [ 14.273813][ C0] __netif_receive_skb_one_core+0xa2/0x180 [ 14.273814][ C0] ? lock_acquire.part.0+0xd4/0x280 [ 14.273816][ C0] ? process_backlog+0x3f1/0x14c0 [ 14.273818][ C0] ? __netif_receive_skb_list_core+0x9e0/0x9e0 [ 14.273819][ C0] ? rcu_is_watching+0x16/0xd0 [ 14.273821][ C0] process_backlog+0x431/0x14c0 [ 14.273823][ C0] __napi_poll+0xa7/0x3b0 [ 14.273825][ C0] net_rx_action+0x513/0xf50 [ 14.273828][ C0] ? __lock_acquire+0x518/0xc20 [ 14.273830][ C0] ? __napi_poll+0x3b0/0x3b0 [ 14.273832][ C0] ? find_held_lock+0x2b/0x80 [ 14.273834][ C0] ? _raw_spin_unlock_irq+0x33/0x50 [ 14.273835][ C0] ? run_timer_softirq+0xf8/0x160 [ 14.273839][ C0] ? rcu_is_watching+0x16/0xd0 [ 14.273840][ C0] handle_softirqs+0x1d3/0x900 [ 14.273843][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 14.273845][ C0] ? _local_bh_enable+0xc0/0xc0 [ 14.273847][ C0] __irq_exit_rcu+0x145/0x1c0 [ 14.273848][ C0] irq_exit_rcu+0xe/0x30 [ 14.273850][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 14.273851][ C0] [ 14.273852][ C0] [ 14.273853][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 14.273855][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 14.273856][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 14.273859][ C0] Code: 48 8b 3d 94 82 68 02 e8 1f 00 00 00 48 2b 05 58 d3 a0 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 06 0e 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 14.273861][ C0] RSP: 0018:ffffffffb2a07cf8 EFLAGS: 00000296 [ 14.273863][ C0] RAX: 000000000006062b RBX: ffffffffb2a30600 RCX: ffffffffaf106247 [ 14.273864][ C0] RDX: ffffffffb2a30600 RSI: ffffffffb2311011 RDI: ffffffffb1c949e0 [ 14.273865][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 14.273866][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff6540fa2 [ 14.273866][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 14.273868][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 14.273870][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 14.273871][ C0] default_idle+0x9/0x10 [ 14.273873][ C0] default_idle_call+0x6e/0xb0 [ 14.273874][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 14.273876][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 14.273877][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 14.273880][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 14.273883][ C0] ? rcu_is_watching+0x16/0xd0 [ 14.273884][ C0] do_idle+0xd8/0x190 [ 14.273886][ C0] cpu_startup_entry+0x53/0x70 [ 14.273887][ C0] rest_init+0x279/0x280 [ 14.273889][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 14.273891][ C0] ? rest_init+0x280/0x280 [ 14.273893][ C0] ? acpi_hw_set_mode+0x4a0/0x4a0 [ 14.273897][ C0] ? cpus_read_unlock+0x4f/0xc0 [ 14.273898][ C0] ? acpi_enable+0x1e4/0x330 [ 14.273900][ C0] start_kernel+0x3b9/0x3c0 [ 14.273902][ C0] x86_64_start_reservations+0x24/0x30 [ 14.273904][ C0] x86_64_start_kernel+0x12b/0x130 [ 14.273905][ C0] common_startup_64+0x13e/0x148 [ 14.273908][ C0]