[ 9.941089][ T187] ip (187) used greatest stack depth: 24256 bytes left [ 9.941106][ T187] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.941108][ T187] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 187, name: ip [ 9.941109][ T187] preempt_count: 2, expected: 0 [ 9.941110][ T187] RCU nest depth: 0, expected: 0 [ 9.941111][ T187] locks held by ip/187: 5, last CPU#3: [ 9.941114][ T187] #0: ffffffff85e027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 9.941127][ T187] #1: ffffffff85f69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.941132][ T187] #2: ffffffff85f69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.941137][ T187] #3: ffffffff85e89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.941141][ T187] #4: ffffffff85e89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 9.941145][ T187] irq event stamp: 35548 [ 9.941145][ T187] hardirqs last enabled at (35547): [] __down_trylock_console_sem+0x86/0xa0 [ 9.941148][ T187] hardirqs last disabled at (35548): [] console_emit_next_record+0x3d4/0x4c0 [ 9.941150][ T187] softirqs last enabled at (34536): [] handle_softirqs+0x67c/0x900 [ 9.941152][ T187] softirqs last disabled at (34531): [] __irq_exit_rcu+0x145/0x1c0 [ 9.941155][ T187] Preemption disabled at: [ 9.941155][ T187] [<0000000000000000>] 0x0 [ 9.941162][ T187] CPU: 3 UID: 0 PID: 187 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.941166][ T187] Tainted: [W]=WARN [ 9.941167][ T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.941168][ T187] Call Trace: [ 9.941170][ T187] [ 9.941172][ T187] dump_stack_lvl+0x6f/0xa0 [ 9.941178][ T187] __might_resched.cold+0x1fe/0x2c1 [ 9.941183][ T187] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.941188][ T187] ? __kmalloc_noprof+0xdb/0x760 [ 9.941193][ T187] __kmalloc_noprof+0x443/0x760 [ 9.941195][ T187] ? alloc_buf.isra.0+0x4b/0x260 [ 9.941202][ T187] ? do_raw_spin_unlock+0x59/0x250 [ 9.941204][ T187] alloc_buf.isra.0+0x4b/0x260 [ 9.941207][ T187] put_chars+0x1e1/0x2f0 [ 9.941211][ T187] ? __send_to_port+0x420/0x420 [ 9.941212][ T187] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 9.941217][ T187] ? validate_chain+0x38b/0xc20 [ 9.941222][ T187] hvc_console_print+0x292/0x780 [ 9.941228][ T187] ? hvc_write+0x3a0/0x3a0 [ 9.941230][ T187] ? rcu_is_watching+0x16/0xd0 [ 9.941233][ T187] ? lock_acquire+0x13c/0x160 [ 9.941237][ T187] console_emit_next_record+0x22f/0x4c0 [ 9.941241][ T187] ? devkmsg_read+0x4b0/0x4b0 [ 9.941243][ T187] ? console_flush_one_record+0x106/0x710 [ 9.941246][ T187] ? rcu_is_watching+0x16/0xd0 [ 9.941249][ T187] ? lock_acquire+0x13c/0x160 [ 9.941252][ T187] console_flush_one_record+0x46f/0x710 [ 9.941257][ T187] ? console_emit_next_record+0x4c0/0x4c0 [ 9.941259][ T187] ? __lock_acquire+0x518/0xc20 [ 9.941264][ T187] console_unlock+0xee/0x1f0 [ 9.941267][ T187] ? console_flush_one_record+0x710/0x710 [ 9.941269][ T187] ? rcu_is_watching+0x16/0xd0 [ 9.941271][ T187] ? lock_acquire+0x60/0x160 [ 9.941275][ T187] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.941277][ T187] ? vprintk_emit+0x320/0x3e0 [ 9.941280][ T187] vprintk_emit+0x37c/0x3e0 [ 9.941284][ T187] ? wake_up_klogd_work_func+0x90/0x90 [ 9.941287][ T187] ? __lock_acquire+0x518/0xc20 [ 9.941291][ T187] _printk+0xc7/0x100 [ 9.941295][ T187] ? snapshot_read.cold+0x21/0x21 [ 9.941298][ T187] ? do_raw_spin_lock+0x131/0x280 [ 9.941300][ T187] ? __rwlock_init+0x150/0x150 [ 9.941305][ T187] ? do_raw_spin_lock+0x131/0x280 [ 9.941309][ T187] do_exit.cold+0x82/0x9c [ 9.941313][ T187] ? exit_notify+0x890/0x890 [ 9.941315][ T187] ? __lock_release.isra.0+0x69/0x1a0 [ 9.941318][ T187] ? rcu_is_watching+0x16/0xd0 [ 9.941322][ T187] do_group_exit+0xb8/0x370 [ 9.941325][ T187] __x64_sys_exit_group+0x3c/0x50 [ 9.941327][ T187] x64_sys_call+0x1567/0x1570 [ 9.941331][ T187] do_syscall_64+0xff/0x530 [ 9.941334][ T187] ? exc_page_fault+0xee/0x100 [ 9.941338][ T187] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.941340][ T187] RIP: 0033:0x7f021d9921b8 [ 9.941342][ T187] Code: Unable to access opcode bytes at 0x7f021d99218e. [ 9.941344][ T187] RSP: 002b:00007ffe8843f038 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.941346][ T187] RAX: ffffffffffffffda RBX: 00007f021dac2f88 RCX: 00007f021d9921b8 [ 9.941347][ T187] RDX: 00007f021d6dcfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.941348][ T187] RBP: 00007ffe8843f090 R08: 0000000000000000 R09: 0000000000008010 [ 9.941349][ T187] R10: 00007ffe8843ee50 R11: 0000000000000246 R12: 0000000000000001 [ 9.941350][ T187] R13: 0000000000000000 R14: 00007f021dac1680 R15: 00007f021dac2fa0 [ 9.941357][ T187] [ 12.512931][ T292] 8021q: 802.1Q VLAN Support v1.8 [ 12.512954][ T292] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.512957][ T292] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 292, name: modprobe [ 12.512959][ T292] preempt_count: 1, expected: 0 [ 12.512961][ T292] RCU nest depth: 0, expected: 0 [ 12.512962][ T292] locks held by modprobe/292: 4, last CPU#1: [ 12.512965][ T292] #0: ffffffff85f69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.512980][ T292] #1: ffffffff85f69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.512986][ T292] #2: ffffffff85e89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.512992][ T292] #3: ffffffff85e89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 12.512999][ T292] irq event stamp: 32270 [ 12.513000][ T292] hardirqs last enabled at (32269): [] __down_trylock_console_sem+0x86/0xa0 [ 12.513003][ T292] hardirqs last disabled at (32270): [] console_emit_next_record+0x3d4/0x4c0 [ 12.513006][ T292] softirqs last enabled at (28536): [] handle_softirqs+0x67c/0x900 [ 12.513010][ T292] softirqs last disabled at (27459): [] __irq_exit_rcu+0x145/0x1c0 [ 12.513014][ T292] Preemption disabled at: [ 12.513015][ T292] [] vprintk_emit+0x31b/0x3e0 [ 12.513022][ T292] CPU: 1 UID: 0 PID: 292 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.513026][ T292] Tainted: [W]=WARN [ 12.513028][ T292] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.513030][ T292] Call Trace: [ 12.513032][ T292] [ 12.513034][ T292] dump_stack_lvl+0x6f/0xa0 [ 12.513041][ T292] ? vprintk_emit+0x31b/0x3e0 [ 12.513044][ T292] __might_resched.cold+0x1fe/0x2c1 [ 12.513050][ T292] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.513055][ T292] ? __kmalloc_noprof+0xdb/0x760 [ 12.513062][ T292] __kmalloc_noprof+0x443/0x760 [ 12.513065][ T292] ? alloc_buf.isra.0+0x4b/0x260 [ 12.513074][ T292] ? do_raw_spin_unlock+0x59/0x250 [ 12.513077][ T292] alloc_buf.isra.0+0x4b/0x260 [ 12.513082][ T292] put_chars+0x1e1/0x2f0 [ 12.513086][ T292] ? __send_to_port+0x420/0x420 [ 12.513093][ T292] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.513099][ T292] ? rcu_read_lock_any_held+0x3c/0x90 [ 12.513102][ T292] ? validate_chain+0x38b/0xc20 [ 12.513110][ T292] hvc_console_print+0x292/0x780 [ 12.513114][ T292] ? __lock_acquire+0x518/0xc20 [ 12.513122][ T292] ? hvc_write+0x3a0/0x3a0 [ 12.513127][ T292] ? rcu_is_watching+0x16/0xd0 [ 12.513135][ T292] console_emit_next_record+0x22f/0x4c0 [ 12.513142][ T292] ? devkmsg_read+0x4b0/0x4b0 [ 12.513144][ T292] ? console_flush_one_record+0x106/0x710 [ 12.513149][ T292] ? rcu_is_watching+0x16/0xd0 [ 12.513153][ T292] ? lock_acquire+0x13c/0x160 [ 12.513159][ T292] console_flush_one_record+0x46f/0x710 [ 12.513166][ T292] ? console_emit_next_record+0x4c0/0x4c0 [ 12.513169][ T292] ? __lock_acquire+0x518/0xc20 [ 12.513178][ T292] console_unlock+0xee/0x1f0 [ 12.513182][ T292] ? console_flush_one_record+0x710/0x710 [ 12.513185][ T292] ? rcu_is_watching+0x16/0xd0 [ 12.513188][ T292] ? lock_acquire+0x60/0x160 [ 12.513194][ T292] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.513197][ T292] ? vprintk_emit+0x320/0x3e0 [ 12.513202][ T292] vprintk_emit+0x37c/0x3e0 [ 12.513209][ T292] ? wake_up_klogd_work_func+0x90/0x90 [ 12.513218][ T292] ? vlan_netlink_fini+0x960/0x960 [8021q] [ 12.513224][ T292] _printk+0xc7/0x100 [ 12.513229][ T292] ? snapshot_read.cold+0x21/0x21 [ 12.513240][ T292] ? do_one_initcall+0x113/0x4f0 [ 12.513245][ T292] vlan_proto_init+0x24/0x90 [8021q] [ 12.513251][ T292] do_one_initcall+0x124/0x4f0 [ 12.513255][ T292] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 12.513263][ T292] ? do_init_module+0xae/0x8a0 [ 12.513267][ T292] ? kasan_unpoison+0x44/0x70 [ 12.513274][ T292] do_init_module+0x2ad/0x8a0 [ 12.513280][ T292] ? lockdep_hardirqs_on+0x91/0x130 [ 12.513285][ T292] ? free_module+0x470/0x470 [ 12.513290][ T292] ? kfree+0x123/0x590 [ 12.513298][ T292] load_module+0x1424/0x1bb0 [ 12.513311][ T292] ? layout_and_allocate.isra.0+0x680/0x680 [ 12.513317][ T292] ? __ia32_sys_fsconfig+0x180/0x180 [ 12.513322][ T292] ? find_held_lock+0x2b/0x80 [ 12.513326][ T292] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.513335][ T292] init_module_from_file+0x11f/0x1a0 [ 12.513340][ T292] ? __do_sys_init_module+0x220/0x220 [ 12.513355][ T292] ? __rwlock_init+0x150/0x150 [ 12.513361][ T292] ? do_raw_spin_unlock+0x59/0x250 [ 12.513366][ T292] idempotent_init_module+0x37b/0x7c0 [ 12.513371][ T292] ? init_module_from_file+0x1a0/0x1a0 [ 12.513382][ T292] ? rcu_is_watching+0x16/0xd0 [ 12.513386][ T292] ? cap_capable+0x1d7/0x3d0 [ 12.513395][ T292] __x64_sys_finit_module+0xdf/0x190 [ 12.513398][ T292] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 12.513403][ T292] do_syscall_64+0xff/0x530 [ 12.513406][ T292] ? exc_page_fault+0xee/0x100 [ 12.513410][ T292] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.513413][ T292] RIP: 0033:0x7fdac204837d [ 12.513418][ T292] 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 [ 12.513421][ T292] RSP: 002b:00007fff75ea9058 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 12.513424][ T292] RAX: ffffffffffffffda RBX: 0000557d64c5e810 RCX: 00007fdac204837d [ 12.513426][ T292] RDX: 0000000000000000 RSI: 0000557d2d1e0ffd RDI: 0000000000000000 [ 12.513428][ T292] RBP: 00007fff75ea90f0 R08: 0000000000000000 R09: 0000000000000000 [ 12.513429][ T292] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557d2d1e0ffd [ 12.513431][ T292] R13: 0000557d64c5e960 R14: 0000000000040000 R15: 0000000000000000 [ 12.513443][ T292] [ 12.764638][ T299] gre: GRE over IPv4 demultiplexer driver [ 12.794596][ T299] ip6_gre: GRE over IPv6 tunneling driver [ 19.913700][ T391] GACT probability NOT on [ 19.913717][ T391] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 19.913720][ T391] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 391, name: modprobe [ 19.913722][ T391] preempt_count: 1, expected: 0 [ 19.913723][ T391] RCU nest depth: 0, expected: 0 [ 19.913724][ T391] locks held by modprobe/391: 4, last CPU#1: [ 19.913726][ T391] #0: ffffffff85f69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 19.913739][ T391] #1: ffffffff85f69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 19.913743][ T391] #2: ffffffff85e89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 19.913748][ T391] #3: ffffffff85e89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 19.913751][ T391] irq event stamp: 25368 [ 19.913752][ T391] hardirqs last enabled at (25367): [] __down_trylock_console_sem+0x86/0xa0 [ 19.913755][ T391] hardirqs last disabled at (25368): [] console_emit_next_record+0x3d4/0x4c0 [ 19.913757][ T391] softirqs last enabled at (22356): [] handle_softirqs+0x67c/0x900 [ 19.913760][ T391] softirqs last disabled at (21523): [] __irq_exit_rcu+0x145/0x1c0 [ 19.913762][ T391] Preemption disabled at: [ 19.913763][ T391] [] vprintk_emit+0x31b/0x3e0 [ 19.913768][ T391] CPU: 1 UID: 0 PID: 391 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 19.913772][ T391] Tainted: [W]=WARN [ 19.913773][ T391] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.913774][ T391] Call Trace: [ 19.913776][ T391] [ 19.913777][ T391] dump_stack_lvl+0x6f/0xa0 [ 19.913783][ T391] ? vprintk_emit+0x31b/0x3e0 [ 19.913785][ T391] __might_resched.cold+0x1fe/0x2c1 [ 19.913789][ T391] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 19.913793][ T391] ? __kmalloc_noprof+0xdb/0x760 [ 19.913798][ T391] __kmalloc_noprof+0x443/0x760 [ 19.913800][ T391] ? alloc_buf.isra.0+0x4b/0x260 [ 19.913806][ T391] ? do_raw_spin_unlock+0x59/0x250 [ 19.913808][ T391] alloc_buf.isra.0+0x4b/0x260 [ 19.913811][ T391] put_chars+0x1e1/0x2f0 [ 19.913813][ T391] ? desc_read_finalized_seq+0x79/0x120 [ 19.913815][ T391] ? __send_to_port+0x420/0x420 [ 19.913818][ T391] ? rcu_read_lock_any_held+0x3c/0x90 [ 19.913822][ T391] ? validate_chain+0x38b/0xc20 [ 19.913826][ T391] hvc_console_print+0x292/0x780 [ 19.913828][ T391] ? __lock_acquire+0x518/0xc20 [ 19.913830][ T391] ? __lock_acquire+0x518/0xc20 [ 19.913834][ T391] ? hvc_write+0x3a0/0x3a0 [ 19.913835][ T391] ? console_emit_next_record+0x1df/0x4c0 [ 19.913838][ T391] ? rcu_is_watching+0x16/0xd0 [ 19.913841][ T391] ? lock_acquire+0x13c/0x160 [ 19.913845][ T391] console_emit_next_record+0x22f/0x4c0 [ 19.913849][ T391] ? devkmsg_read+0x4b0/0x4b0 [ 19.913850][ T391] ? console_flush_one_record+0x106/0x710 [ 19.913853][ T391] ? rcu_is_watching+0x16/0xd0 [ 19.913856][ T391] ? lock_acquire+0x13c/0x160 [ 19.913859][ T391] console_flush_one_record+0x46f/0x710 [ 19.913863][ T391] ? console_emit_next_record+0x4c0/0x4c0 [ 19.913865][ T391] ? __lock_acquire+0x518/0xc20 [ 19.913870][ T391] console_unlock+0xee/0x1f0 [ 19.913873][ T391] ? console_flush_one_record+0x710/0x710 [ 19.913875][ T391] ? rcu_is_watching+0x16/0xd0 [ 19.913877][ T391] ? lock_acquire+0x60/0x160 [ 19.913880][ T391] ? __down_trylock_console_sem+0x5e/0xa0 [ 19.913882][ T391] ? vprintk_emit+0x320/0x3e0 [ 19.913885][ T391] vprintk_emit+0x37c/0x3e0 [ 19.913890][ T391] ? wake_up_klogd_work_func+0x90/0x90 [ 19.913895][ T391] ? gre_exit+0x3f0/0x3f0 [gre] [ 19.913898][ T391] _printk+0xc7/0x100 [ 19.913902][ T391] ? snapshot_read.cold+0x21/0x21 [ 19.913908][ T391] ? do_one_initcall+0x113/0x4f0 [ 19.913910][ T391] gact_init_module+0x15/0x1000 [act_gact] [ 19.913913][ T391] do_one_initcall+0x124/0x4f0 [ 19.913916][ T391] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 19.913921][ T391] ? do_init_module+0xae/0x8a0 [ 19.913924][ T391] ? kasan_unpoison+0x44/0x70 [ 19.913928][ T391] do_init_module+0x2ad/0x8a0 [ 19.913932][ T391] ? lockdep_hardirqs_on+0x91/0x130 [ 19.913936][ T391] ? free_module+0x470/0x470 [ 19.913939][ T391] ? kfree+0x123/0x590 [ 19.913943][ T391] load_module+0x1424/0x1bb0 [ 19.913950][ T391] ? layout_and_allocate.isra.0+0x680/0x680 [ 19.913953][ T391] ? __ia32_sys_fsconfig+0x180/0x180 [ 19.913957][ T391] ? find_held_lock+0x2b/0x80 [ 19.913959][ T391] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 19.913963][ T391] init_module_from_file+0x11f/0x1a0 [ 19.913966][ T391] ? __do_sys_init_module+0x220/0x220 [ 19.913974][ T391] ? __rwlock_init+0x150/0x150 [ 19.913977][ T391] ? do_raw_spin_unlock+0x59/0x250 [ 19.913980][ T391] idempotent_init_module+0x37b/0x7c0 [ 19.913984][ T391] ? init_module_from_file+0x1a0/0x1a0 [ 19.913990][ T391] ? rcu_is_watching+0x16/0xd0 [ 19.913992][ T391] ? cap_capable+0x1d7/0x3d0 [ 19.913998][ T391] __x64_sys_finit_module+0xdf/0x190 [ 19.914000][ T391] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 19.914004][ T391] do_syscall_64+0xff/0x530 [ 19.914006][ T391] ? exc_page_fault+0xee/0x100 [ 19.914008][ T391] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 19.914010][ T391] RIP: 0033:0x7f865c74937d [ 19.914013][ T391] 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 [ 19.914015][ T391] RSP: 002b:00007ffeba86a668 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 19.914018][ T391] RAX: ffffffffffffffda RBX: 000055704a6eb810 RCX: 00007f865c74937d [ 19.914019][ T391] RDX: 0000000000000000 RSI: 00005570245b6ffd RDI: 0000000000000000 [ 19.914020][ T391] RBP: 00007ffeba86a700 R08: 0000000000000000 R09: 0000000000000000 [ 19.914021][ T391] R10: 0000000000000000 R11: 0000000000000246 R12: 00005570245b6ffd [ 19.914022][ T391] R13: 000055704a6eb960 R14: 0000000000040000 R15: 0000000000000000 [ 19.914028][ T391] [ 27.239105][ T632] ip (632) used greatest stack depth: 23744 bytes left [ 27.239123][ T632] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 27.239125][ T632] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 632, name: ip [ 27.239127][ T632] preempt_count: 2, expected: 0 [ 27.239128][ T632] RCU nest depth: 0, expected: 0 [ 27.239129][ T632] locks held by ip/632: 5, last CPU#3: [ 27.239131][ T632] #0: ffffffff85e027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 27.239149][ T632] #1: ffffffff85f69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 27.239154][ T632] #2: ffffffff85f69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 27.239158][ T632] #3: ffffffff85e89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 27.239162][ T632] #4: ffffffff85e89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 27.239166][ T632] irq event stamp: 22810 [ 27.239167][ T632] hardirqs last enabled at (22809): [] __down_trylock_console_sem+0x86/0xa0 [ 27.239169][ T632] hardirqs last disabled at (22810): [] console_emit_next_record+0x3d4/0x4c0 [ 27.239171][ T632] softirqs last enabled at (21980): [] handle_softirqs+0x67c/0x900 [ 27.239173][ T632] softirqs last disabled at (21971): [] __irq_exit_rcu+0x145/0x1c0 [ 27.239176][ T632] Preemption disabled at: [ 27.239176][ T632] [<0000000000000000>] 0x0 [ 27.239183][ T632] CPU: 3 UID: 0 PID: 632 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 27.239186][ T632] Tainted: [W]=WARN [ 27.239187][ T632] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.239189][ T632] Call Trace: [ 27.239190][ T632] [ 27.239192][ T632] dump_stack_lvl+0x6f/0xa0 [ 27.239198][ T632] __might_resched.cold+0x1fe/0x2c1 [ 27.239202][ T632] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 27.239206][ T632] ? __kmalloc_noprof+0xdb/0x760 [ 27.239211][ T632] __kmalloc_noprof+0x443/0x760 [ 27.239214][ T632] ? alloc_buf.isra.0+0x4b/0x260 [ 27.239219][ T632] ? do_raw_spin_unlock+0x59/0x250 [ 27.239222][ T632] alloc_buf.isra.0+0x4b/0x260 [ 27.239225][ T632] put_chars+0x1e1/0x2f0 [ 27.239228][ T632] ? __send_to_port+0x420/0x420 [ 27.239229][ T632] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 27.239234][ T632] ? validate_chain+0x38b/0xc20 [ 27.239239][ T632] hvc_console_print+0x292/0x780 [ 27.239245][ T632] ? hvc_write+0x3a0/0x3a0 [ 27.239247][ T632] ? rcu_is_watching+0x16/0xd0 [ 27.239250][ T632] ? lock_acquire+0x13c/0x160 [ 27.239254][ T632] console_emit_next_record+0x22f/0x4c0 [ 27.239257][ T632] ? devkmsg_read+0x4b0/0x4b0 [ 27.239259][ T632] ? console_flush_one_record+0x106/0x710 [ 27.239262][ T632] ? rcu_is_watching+0x16/0xd0 [ 27.239265][ T632] ? lock_acquire+0x13c/0x160 [ 27.239268][ T632] console_flush_one_record+0x46f/0x710 [ 27.239273][ T632] ? console_emit_next_record+0x4c0/0x4c0 [ 27.239274][ T632] ? __lock_acquire+0x518/0xc20 [ 27.239279][ T632] console_unlock+0xee/0x1f0 [ 27.239282][ T632] ? console_flush_one_record+0x710/0x710 [ 27.239284][ T632] ? rcu_is_watching+0x16/0xd0 [ 27.239286][ T632] ? lock_acquire+0x60/0x160 [ 27.239290][ T632] ? __down_trylock_console_sem+0x5e/0xa0 [ 27.239292][ T632] ? vprintk_emit+0x320/0x3e0 [ 27.239295][ T632] vprintk_emit+0x37c/0x3e0 [ 27.239299][ T632] ? wake_up_klogd_work_func+0x90/0x90 [ 27.239302][ T632] ? __lock_acquire+0x518/0xc20 [ 27.239307][ T632] _printk+0xc7/0x100 [ 27.239311][ T632] ? snapshot_read.cold+0x21/0x21 [ 27.239314][ T632] ? do_raw_spin_lock+0x131/0x280 [ 27.239317][ T632] ? __rwlock_init+0x150/0x150 [ 27.239320][ T632] ? do_raw_spin_lock+0x131/0x280 [ 27.239323][ T632] do_exit.cold+0x82/0x9c [ 27.239327][ T632] ? exit_notify+0x890/0x890 [ 27.239331][ T632] ? __lock_release.isra.0+0x69/0x1a0 [ 27.239334][ T632] ? rcu_is_watching+0x16/0xd0 [ 27.239338][ T632] do_group_exit+0xb8/0x370 [ 27.239340][ T632] __x64_sys_exit_group+0x3c/0x50 [ 27.239342][ T632] x64_sys_call+0x1567/0x1570 [ 27.239345][ T632] do_syscall_64+0xff/0x530 [ 27.239348][ T632] ? exc_page_fault+0xee/0x100 [ 27.239351][ T632] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.239353][ T632] RIP: 0033:0x7f9c1a7e41b8 [ 27.239355][ T632] Code: Unable to access opcode bytes at 0x7f9c1a7e418e. [ 27.239357][ T632] RSP: 002b:00007ffdbd67af48 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 27.239359][ T632] RAX: ffffffffffffffda RBX: 00007f9c1a914f88 RCX: 00007f9c1a7e41b8 [ 27.239360][ T632] RDX: 00007f9c1a52efc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 27.239361][ T632] RBP: 00007ffdbd67afa0 R08: 0000000000000000 R09: 0000000000000050 [ 27.239362][ T632] R10: 00007ffdbd67ad60 R11: 0000000000000246 R12: 0000000000000001 [ 27.239363][ T632] R13: 0000000000000000 R14: 00007f9c1a913680 R15: 00007f9c1a914fa0 [ 27.239369][ T632]