[ 10.214620][ T171] ip (171) used greatest stack depth: 23864 bytes left [ 10.214638][ T171] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.214639][ T171] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 171, name: ip [ 10.214641][ T171] preempt_count: 2, expected: 0 [ 10.214642][ T171] RCU nest depth: 0, expected: 0 [ 10.214643][ T171] locks held by ip/171: 5, last CPU#3: [ 10.214645][ T171] #0: ffffffffa14127b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 10.214657][ T171] #1: ffffffffa1579cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.214662][ T171] #2: ffffffffa1579d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.214666][ T171] #3: ffffffffa1499660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.214670][ T171] #4: ffffffffa1499560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.214674][ T171] irq event stamp: 22512 [ 10.214675][ T171] hardirqs last enabled at (22511): [] __down_trylock_console_sem+0x86/0xa0 [ 10.214677][ T171] hardirqs last disabled at (22512): [] console_emit_next_record+0x3d4/0x4c0 [ 10.214679][ T171] softirqs last enabled at (22260): [] handle_softirqs+0x67c/0x900 [ 10.214681][ T171] softirqs last disabled at (22255): [] __irq_exit_rcu+0x145/0x1c0 [ 10.214684][ T171] Preemption disabled at: [ 10.214684][ T171] [<0000000000000000>] 0x0 [ 10.214691][ T171] CPU: 3 UID: 0 PID: 171 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.214694][ T171] Tainted: [W]=WARN [ 10.214695][ T171] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.214696][ T171] Call Trace: [ 10.214698][ T171] [ 10.214699][ T171] dump_stack_lvl+0x6f/0xa0 [ 10.214706][ T171] __might_resched.cold+0x1fe/0x2c1 [ 10.214710][ T171] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.214715][ T171] ? __kmalloc_noprof+0xdb/0x760 [ 10.214719][ T171] __kmalloc_noprof+0x443/0x760 [ 10.214721][ T171] ? alloc_buf.isra.0+0x4b/0x260 [ 10.214727][ T171] ? do_raw_spin_unlock+0x59/0x250 [ 10.214730][ T171] alloc_buf.isra.0+0x4b/0x260 [ 10.214733][ T171] put_chars+0x1e1/0x2f0 [ 10.214736][ T171] ? __send_to_port+0x420/0x420 [ 10.214738][ T171] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.214743][ T171] ? validate_chain+0x38b/0xc20 [ 10.214748][ T171] hvc_console_print+0x292/0x780 [ 10.214755][ T171] ? hvc_write+0x3a0/0x3a0 [ 10.214757][ T171] ? rcu_is_watching+0x16/0xd0 [ 10.214759][ T171] ? lock_acquire+0x13c/0x160 [ 10.214763][ T171] console_emit_next_record+0x22f/0x4c0 [ 10.214767][ T171] ? devkmsg_read+0x4b0/0x4b0 [ 10.214769][ T171] ? console_flush_one_record+0x106/0x710 [ 10.214772][ T171] ? rcu_is_watching+0x16/0xd0 [ 10.214774][ T171] ? lock_acquire+0x13c/0x160 [ 10.214778][ T171] console_flush_one_record+0x46f/0x710 [ 10.214782][ T171] ? console_emit_next_record+0x4c0/0x4c0 [ 10.214783][ T171] ? __lock_acquire+0x518/0xc20 [ 10.214788][ T171] console_unlock+0xee/0x1f0 [ 10.214791][ T171] ? console_flush_one_record+0x710/0x710 [ 10.214793][ T171] ? rcu_is_watching+0x16/0xd0 [ 10.214795][ T171] ? lock_acquire+0x60/0x160 [ 10.214799][ T171] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.214800][ T171] ? vprintk_emit+0x320/0x3e0 [ 10.214804][ T171] vprintk_emit+0x37c/0x3e0 [ 10.214807][ T171] ? wake_up_klogd_work_func+0x90/0x90 [ 10.214811][ T171] ? __lock_acquire+0x518/0xc20 [ 10.214814][ T171] _printk+0xc7/0x100 [ 10.214818][ T171] ? snapshot_read.cold+0x21/0x21 [ 10.214820][ T171] ? do_raw_spin_lock+0x131/0x280 [ 10.214823][ T171] ? __rwlock_init+0x150/0x150 [ 10.214826][ T171] ? do_raw_spin_lock+0x131/0x280 [ 10.214829][ T171] do_exit.cold+0x82/0x9c [ 10.214833][ T171] ? exit_notify+0x890/0x890 [ 10.214834][ T171] ? __lock_release.isra.0+0x69/0x1a0 [ 10.214837][ T171] ? rcu_is_watching+0x16/0xd0 [ 10.214841][ T171] do_group_exit+0xb8/0x370 [ 10.214844][ T171] __x64_sys_exit_group+0x3c/0x50 [ 10.214845][ T171] x64_sys_call+0x1567/0x1570 [ 10.214848][ T171] do_syscall_64+0xff/0x530 [ 10.214852][ T171] ? exc_page_fault+0xee/0x100 [ 10.214855][ T171] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.214857][ T171] RIP: 0033:0x7f94f4e211b8 [ 10.214859][ T171] Code: Unable to access opcode bytes at 0x7f94f4e2118e. [ 10.214860][ T171] RSP: 002b:00007ffef6e8cf38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.214862][ T171] RAX: ffffffffffffffda RBX: 00007f94f4f51f88 RCX: 00007f94f4e211b8 [ 10.214864][ T171] RDX: 00007f94f4b6bfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.214865][ T171] RBP: 00007ffef6e8cf90 R08: 0000000000000000 R09: 0000000000000050 [ 10.214865][ T171] R10: 00007ffef6e8cd50 R11: 0000000000000246 R12: 0000000000000001 [ 10.214866][ T171] R13: 0000000000000000 R14: 00007f94f4f50680 R15: 00007f94f4f51fa0 [ 10.214873][ T171] [ 10.570482][ T179] PPP generic driver version 2.4.2 [ 14.033279][ T197] PPP BSD Compression module registered [ 14.033296][ T197] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 14.033298][ T197] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 197, name: modprobe [ 14.033300][ T197] preempt_count: 1, expected: 0 [ 14.033301][ T197] RCU nest depth: 0, expected: 0 [ 14.033302][ T197] locks held by modprobe/197: 4, last CPU#0: [ 14.033304][ T197] #0: ffffffffa1579cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 14.033316][ T197] #1: ffffffffa1579d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 14.033320][ T197] #2: ffffffffa1499660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 14.033324][ T197] #3: ffffffffa1499560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 14.033330][ T197] irq event stamp: 19106 [ 14.033331][ T197] hardirqs last enabled at (19105): [] __down_trylock_console_sem+0x86/0xa0 [ 14.033333][ T197] hardirqs last disabled at (19106): [] console_emit_next_record+0x3d4/0x4c0 [ 14.033335][ T197] softirqs last enabled at (18454): [] handle_softirqs+0x67c/0x900 [ 14.033338][ T197] softirqs last disabled at (17461): [] __irq_exit_rcu+0x145/0x1c0 [ 14.033341][ T197] Preemption disabled at: [ 14.033342][ T197] [] vprintk_emit+0x31b/0x3e0 [ 14.033347][ T197] CPU: 0 UID: 0 PID: 197 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 14.033351][ T197] Tainted: [W]=WARN [ 14.033352][ T197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.033353][ T197] Call Trace: [ 14.033355][ T197] [ 14.033357][ T197] dump_stack_lvl+0x6f/0xa0 [ 14.033362][ T197] ? vprintk_emit+0x31b/0x3e0 [ 14.033365][ T197] __might_resched.cold+0x1fe/0x2c1 [ 14.033369][ T197] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 14.033373][ T197] ? __kmalloc_noprof+0xdb/0x760 [ 14.033378][ T197] __kmalloc_noprof+0x443/0x760 [ 14.033380][ T197] ? alloc_buf.isra.0+0x4b/0x260 [ 14.033386][ T197] ? do_raw_spin_unlock+0x59/0x250 [ 14.033388][ T197] alloc_buf.isra.0+0x4b/0x260 [ 14.033392][ T197] put_chars+0x1e1/0x2f0 [ 14.033394][ T197] ? __send_to_port+0x420/0x420 [ 14.033396][ T197] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 14.033401][ T197] ? rcu_read_lock_any_held+0x3c/0x90 [ 14.033403][ T197] ? validate_chain+0x38b/0xc20 [ 14.033407][ T197] hvc_console_print+0x292/0x780 [ 14.033410][ T197] ? __lock_acquire+0x518/0xc20 [ 14.033415][ T197] ? hvc_write+0x3a0/0x3a0 [ 14.033417][ T197] ? rcu_is_watching+0x16/0xd0 [ 14.033422][ T197] console_emit_next_record+0x22f/0x4c0 [ 14.033426][ T197] ? devkmsg_read+0x4b0/0x4b0 [ 14.033428][ T197] ? console_flush_one_record+0x106/0x710 [ 14.033431][ T197] ? rcu_is_watching+0x16/0xd0 [ 14.033433][ T197] ? lock_acquire+0x13c/0x160 [ 14.033437][ T197] console_flush_one_record+0x46f/0x710 [ 14.033441][ T197] ? console_emit_next_record+0x4c0/0x4c0 [ 14.033442][ T197] ? __lock_acquire+0x518/0xc20 [ 14.033447][ T197] console_unlock+0xee/0x1f0 [ 14.033450][ T197] ? console_flush_one_record+0x710/0x710 [ 14.033452][ T197] ? rcu_is_watching+0x16/0xd0 [ 14.033454][ T197] ? lock_acquire+0x60/0x160 [ 14.033457][ T197] ? __down_trylock_console_sem+0x5e/0xa0 [ 14.033459][ T197] ? vprintk_emit+0x320/0x3e0 [ 14.033462][ T197] vprintk_emit+0x37c/0x3e0 [ 14.033466][ T197] ? wake_up_klogd_work_func+0x90/0x90 [ 14.033471][ T197] ? ppp_cleanup+0x920/0x920 [ppp_generic] [ 14.033475][ T197] _printk+0xc7/0x100 [ 14.033478][ T197] ? snapshot_read.cold+0x21/0x21 [ 14.033483][ T197] ? ppp_cleanup+0x920/0x920 [ppp_generic] [ 14.033485][ T197] ? do_raw_spin_unlock+0x59/0x250 [ 14.033487][ T197] ? ppp_cleanup+0x920/0x920 [ppp_generic] [ 14.033490][ T197] ? do_raw_spin_unlock+0x59/0x250 [ 14.033492][ T197] bsdcomp_init+0x28/0x1000 [bsd_comp] [ 14.033495][ T197] do_one_initcall+0x124/0x4f0 [ 14.033498][ T197] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 14.033503][ T197] ? do_init_module+0xae/0x8a0 [ 14.033506][ T197] ? kasan_unpoison+0x44/0x70 [ 14.033510][ T197] do_init_module+0x2ad/0x8a0 [ 14.033514][ T197] ? lockdep_hardirqs_on+0x91/0x130 [ 14.033518][ T197] ? free_module+0x470/0x470 [ 14.033525][ T197] ? kfree+0x123/0x590 [ 14.033528][ T197] load_module+0x1424/0x1bb0 [ 14.033535][ T197] ? layout_and_allocate.isra.0+0x680/0x680 [ 14.033539][ T197] ? __ia32_sys_fsconfig+0x180/0x180 [ 14.033542][ T197] ? ovl_real_file+0x172/0x1e0 [ 14.033546][ T197] ? backing_file_read_iter+0x541/0x790 [ 14.033549][ T197] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 14.033553][ T197] init_module_from_file+0x11f/0x1a0 [ 14.033556][ T197] ? __do_sys_init_module+0x220/0x220 [ 14.033563][ T197] ? __rwlock_init+0x150/0x150 [ 14.033567][ T197] ? do_raw_spin_unlock+0x59/0x250 [ 14.033570][ T197] idempotent_init_module+0x37b/0x7c0 [ 14.033573][ T197] ? init_module_from_file+0x1a0/0x1a0 [ 14.033579][ T197] ? rcu_is_watching+0x16/0xd0 [ 14.033581][ T197] ? cap_capable+0x1d7/0x3d0 [ 14.033587][ T197] __x64_sys_finit_module+0xdf/0x190 [ 14.033589][ T197] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 14.033592][ T197] do_syscall_64+0xff/0x530 [ 14.033595][ T197] ? exc_page_fault+0xee/0x100 [ 14.033597][ T197] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 14.033600][ T197] RIP: 0033:0x7fef7936437d [ 14.033603][ T197] 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 [ 14.033604][ T197] RSP: 002b:00007fffa1a0eee8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 14.033607][ T197] RAX: ffffffffffffffda RBX: 000055ba1a50d810 RCX: 00007fef7936437d [ 14.033609][ T197] RDX: 0000000000000000 RSI: 000055ba0ae36ffd RDI: 0000000000000000 [ 14.033609][ T197] RBP: 00007fffa1a0ef80 R08: 0000000000000000 R09: 0000000000000000 [ 14.033610][ T197] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ba0ae36ffd [ 14.033611][ T197] R13: 000055ba1a50d9e0 R14: 0000000000040000 R15: 0000000000000000 [ 14.033618][ T197] [ 14.126503][ T198] PPP Deflate Compression module registered [ 18.582017][ T225] iperf3 (225) used greatest stack depth: 23200 bytes left [ 18.582037][ T225] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 18.582039][ T225] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 225, name: iperf3 [ 18.582041][ T225] preempt_count: 2, expected: 0 [ 18.582042][ T225] RCU nest depth: 0, expected: 0 [ 18.582043][ T225] locks held by iperf3/225: 5, last CPU#0: [ 18.582045][ T225] #0: ffffffffa14127b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 18.582056][ T225] #1: ffffffffa1579cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 18.582063][ T225] #2: ffffffffa1579d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 18.582066][ T225] #3: ffffffffa1499660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 18.582070][ T225] #4: ffffffffa1499560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 18.582074][ T225] irq event stamp: 824694 [ 18.582075][ T225] hardirqs last enabled at (824693): [] __down_trylock_console_sem+0x86/0xa0 [ 18.582077][ T225] hardirqs last disabled at (824694): [] console_emit_next_record+0x3d4/0x4c0 [ 18.582080][ T225] softirqs last enabled at (824270): [] fpu__clear_user_states+0x104/0x290 [ 18.582083][ T225] softirqs last disabled at (824268): [] fpu__clear_user_states+0x6d/0x290 [ 18.582086][ T225] Preemption disabled at: [ 18.582086][ T225] [<0000000000000000>] 0x0 [ 18.582093][ T225] CPU: 0 UID: 0 PID: 225 Comm: iperf3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 18.582096][ T225] Tainted: [W]=WARN [ 18.582097][ T225] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.582099][ T225] Call Trace: [ 18.582101][ T225] [ 18.582102][ T225] dump_stack_lvl+0x6f/0xa0 [ 18.582108][ T225] __might_resched.cold+0x1fe/0x2c1 [ 18.582113][ T225] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 18.582117][ T225] ? __kmalloc_noprof+0xdb/0x760 [ 18.582122][ T225] __kmalloc_noprof+0x443/0x760 [ 18.582124][ T225] ? alloc_buf.isra.0+0x4b/0x260 [ 18.582130][ T225] ? do_raw_spin_unlock+0x59/0x250 [ 18.582132][ T225] alloc_buf.isra.0+0x4b/0x260 [ 18.582136][ T225] put_chars+0x1e1/0x2f0 [ 18.582138][ T225] ? prb_final_commit+0x50/0x50 [ 18.582140][ T225] ? __send_to_port+0x420/0x420 [ 18.582143][ T225] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 18.582147][ T225] ? rcu_read_lock_any_held+0x3c/0x90 [ 18.582150][ T225] ? validate_chain+0x38b/0xc20 [ 18.582153][ T225] hvc_console_print+0x292/0x780 [ 18.582157][ T225] ? mark_usage+0x61/0x170 [ 18.582159][ T225] ? __lock_acquire+0x518/0xc20 [ 18.582160][ T225] ? __lock_acquire+0x518/0xc20 [ 18.582164][ T225] ? hvc_write+0x3a0/0x3a0 [ 18.582166][ T225] ? console_emit_next_record+0x1df/0x4c0 [ 18.582169][ T225] ? rcu_is_watching+0x16/0xd0 [ 18.582171][ T225] ? lock_acquire+0x13c/0x160 [ 18.582175][ T225] console_emit_next_record+0x22f/0x4c0 [ 18.582179][ T225] ? devkmsg_read+0x4b0/0x4b0 [ 18.582181][ T225] ? console_flush_one_record+0x106/0x710 [ 18.582184][ T225] ? rcu_is_watching+0x16/0xd0 [ 18.582186][ T225] ? lock_acquire+0x13c/0x160 [ 18.582190][ T225] console_flush_one_record+0x46f/0x710 [ 18.582194][ T225] ? console_emit_next_record+0x4c0/0x4c0 [ 18.582196][ T225] ? __lock_acquire+0x518/0xc20 [ 18.582201][ T225] console_unlock+0xee/0x1f0 [ 18.582203][ T225] ? console_flush_one_record+0x710/0x710 [ 18.582205][ T225] ? rcu_is_watching+0x16/0xd0 [ 18.582208][ T225] ? lock_acquire+0x60/0x160 [ 18.582211][ T225] ? __down_trylock_console_sem+0x5e/0xa0 [ 18.582213][ T225] ? vprintk_emit+0x320/0x3e0 [ 18.582216][ T225] vprintk_emit+0x37c/0x3e0 [ 18.582220][ T225] ? wake_up_klogd_work_func+0x90/0x90 [ 18.582223][ T225] ? __lock_acquire+0x518/0xc20 [ 18.582227][ T225] _printk+0xc7/0x100 [ 18.582230][ T225] ? snapshot_read.cold+0x21/0x21 [ 18.582233][ T225] ? do_raw_spin_lock+0x131/0x280 [ 18.582235][ T225] ? __rwlock_init+0x150/0x150 [ 18.582239][ T225] ? do_raw_spin_lock+0x131/0x280 [ 18.582241][ T225] do_exit.cold+0x82/0x9c [ 18.582245][ T225] ? exit_notify+0x890/0x890 [ 18.582250][ T225] __x64_sys_exit+0x42/0x50 [ 18.582252][ T225] x64_sys_call+0x156c/0x1570 [ 18.582254][ T225] do_syscall_64+0xff/0x530 [ 18.582258][ T225] ? exc_page_fault+0xee/0x100 [ 18.582261][ T225] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 18.582264][ T225] RIP: 0033:0x7fd821a9fc49 [ 18.582266][ T225] Code: Unable to access opcode bytes at 0x7fd821a9fc1f. [ 18.582267][ T225] RSP: 002b:00007fd82125ee60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 18.582270][ T225] RAX: ffffffffffffffda RBX: 00007fd82125f6c0 RCX: 00007fd821a9fc49 [ 18.582271][ T225] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 18.582272][ T225] RBP: 00007fd82125ef70 R08: 0000000000000001 R09: 00007fd82125f6c0 [ 18.582273][ T225] R10: 0000000000000008 R11: 0000000000000246 R12: 00007fd820a5f000 [ 18.582273][ T225] R13: 00007ffc22873ed0 R14: 0000000000000002 R15: 00007ffc22873fd7 [ 18.582280][ T225]