[ 9.086548][ T170] ip (170) used greatest stack depth: 24304 bytes left [ 9.086564][ T170] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.086566][ T170] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 170, name: ip [ 9.086568][ T170] preempt_count: 2, expected: 0 [ 9.086568][ T170] RCU nest depth: 0, expected: 0 [ 9.086569][ T170] locks held by ip/170: 5, last CPU#1: [ 9.086572][ T170] #0: ffffffffa0c127b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 9.086583][ T170] #1: ffffffffa0d79cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.086588][ T170] #2: ffffffffa0d79d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.086592][ T170] #3: ffffffffa0c99660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.086595][ T170] #4: ffffffffa0c99560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 9.086599][ T170] irq event stamp: 20220 [ 9.086600][ T170] hardirqs last enabled at (20219): [] __down_trylock_console_sem+0x86/0xa0 [ 9.086602][ T170] hardirqs last disabled at (20220): [] console_emit_next_record+0x3d4/0x4c0 [ 9.086604][ T170] softirqs last enabled at (20150): [] handle_softirqs+0x67c/0x900 [ 9.086607][ T170] softirqs last disabled at (20145): [] __irq_exit_rcu+0x145/0x1c0 [ 9.086609][ T170] Preemption disabled at: [ 9.086609][ T170] [<0000000000000000>] 0x0 [ 9.086616][ T170] CPU: 1 UID: 0 PID: 170 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.086619][ T170] Tainted: [W]=WARN [ 9.086620][ T170] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.086622][ T170] Call Trace: [ 9.086624][ T170] [ 9.086625][ T170] dump_stack_lvl+0x6f/0xa0 [ 9.086631][ T170] __might_resched.cold+0x1fe/0x2c1 [ 9.086636][ T170] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.086640][ T170] ? __kmalloc_noprof+0xdb/0x760 [ 9.086644][ T170] __kmalloc_noprof+0x443/0x760 [ 9.086647][ T170] ? alloc_buf.isra.0+0x4b/0x260 [ 9.086653][ T170] ? do_raw_spin_unlock+0x59/0x250 [ 9.086655][ T170] alloc_buf.isra.0+0x4b/0x260 [ 9.086659][ T170] put_chars+0x1e1/0x2f0 [ 9.086662][ T170] ? __send_to_port+0x420/0x420 [ 9.086663][ T170] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 9.086668][ T170] ? validate_chain+0x38b/0xc20 [ 9.086674][ T170] hvc_console_print+0x292/0x780 [ 9.086680][ T170] ? hvc_write+0x3a0/0x3a0 [ 9.086682][ T170] ? rcu_is_watching+0x16/0xd0 [ 9.086685][ T170] ? lock_acquire+0x13c/0x160 [ 9.086689][ T170] console_emit_next_record+0x22f/0x4c0 [ 9.086692][ T170] ? devkmsg_read+0x4b0/0x4b0 [ 9.086694][ T170] ? console_flush_one_record+0x106/0x710 [ 9.086697][ T170] ? rcu_is_watching+0x16/0xd0 [ 9.086700][ T170] ? lock_acquire+0x13c/0x160 [ 9.086704][ T170] console_flush_one_record+0x46f/0x710 [ 9.086708][ T170] ? console_emit_next_record+0x4c0/0x4c0 [ 9.086709][ T170] ? __lock_acquire+0x518/0xc20 [ 9.086714][ T170] console_unlock+0xee/0x1f0 [ 9.086717][ T170] ? console_flush_one_record+0x710/0x710 [ 9.086719][ T170] ? rcu_is_watching+0x16/0xd0 [ 9.086722][ T170] ? lock_acquire+0x60/0x160 [ 9.086725][ T170] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.086727][ T170] ? vprintk_emit+0x320/0x3e0 [ 9.086730][ T170] vprintk_emit+0x37c/0x3e0 [ 9.086734][ T170] ? wake_up_klogd_work_func+0x90/0x90 [ 9.086737][ T170] ? __lock_acquire+0x518/0xc20 [ 9.086741][ T170] _printk+0xc7/0x100 [ 9.086744][ T170] ? snapshot_read.cold+0x21/0x21 [ 9.086747][ T170] ? do_raw_spin_lock+0x131/0x280 [ 9.086749][ T170] ? __rwlock_init+0x150/0x150 [ 9.086759][ T170] ? do_raw_spin_lock+0x131/0x280 [ 9.086761][ T170] do_exit.cold+0x82/0x9c [ 9.086765][ T170] ? exit_notify+0x890/0x890 [ 9.086766][ T170] ? __lock_release.isra.0+0x69/0x1a0 [ 9.086769][ T170] ? rcu_is_watching+0x16/0xd0 [ 9.086773][ T170] do_group_exit+0xb8/0x370 [ 9.086776][ T170] __x64_sys_exit_group+0x3c/0x50 [ 9.086778][ T170] x64_sys_call+0x1567/0x1570 [ 9.086780][ T170] do_syscall_64+0xff/0x530 [ 9.086784][ T170] ? exc_page_fault+0xee/0x100 [ 9.086787][ T170] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.086789][ T170] RIP: 0033:0x7feda39241b8 [ 9.086792][ T170] Code: Unable to access opcode bytes at 0x7feda392418e. [ 9.086793][ T170] RSP: 002b:00007ffc9a2876b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.086795][ T170] RAX: ffffffffffffffda RBX: 00007feda3a54f88 RCX: 00007feda39241b8 [ 9.086796][ T170] RDX: 00007feda366efc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.086797][ T170] RBP: 00007ffc9a287710 R08: 0000000000000000 R09: 0000000000000050 [ 9.086798][ T170] R10: 00007ffc9a2874d0 R11: 0000000000000246 R12: 0000000000000001 [ 9.086799][ T170] R13: 0000000000000000 R14: 00007feda3a53680 R15: 00007feda3a54fa0 [ 9.086805][ T170] [ 9.438318][ T178] PPP generic driver version 2.4.2 [ 9.464005][ T178] modprobe (178) used greatest stack depth: 24240 bytes left [ 12.784551][ T196] PPP BSD Compression module registered [ 12.784568][ T196] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.784571][ T196] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 196, name: modprobe [ 12.784573][ T196] preempt_count: 1, expected: 0 [ 12.784574][ T196] RCU nest depth: 0, expected: 0 [ 12.784575][ T196] locks held by modprobe/196: 4, last CPU#2: [ 12.784577][ T196] #0: ffffffffa0d79cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.784589][ T196] #1: ffffffffa0d79d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.784593][ T196] #2: ffffffffa0c99660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.784597][ T196] #3: ffffffffa0c99560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 12.784601][ T196] irq event stamp: 18628 [ 12.784602][ T196] hardirqs last enabled at (18627): [] __down_trylock_console_sem+0x86/0xa0 [ 12.784604][ T196] hardirqs last disabled at (18628): [] console_emit_next_record+0x3d4/0x4c0 [ 12.784606][ T196] softirqs last enabled at (17292): [] handle_softirqs+0x67c/0x900 [ 12.784609][ T196] softirqs last disabled at (17285): [] __irq_exit_rcu+0x145/0x1c0 [ 12.784612][ T196] Preemption disabled at: [ 12.784613][ T196] [] vprintk_emit+0x31b/0x3e0 [ 12.784618][ T196] CPU: 2 UID: 0 PID: 196 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.784622][ T196] Tainted: [W]=WARN [ 12.784623][ T196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.784625][ T196] Call Trace: [ 12.784626][ T196] [ 12.784627][ T196] dump_stack_lvl+0x6f/0xa0 [ 12.784633][ T196] ? vprintk_emit+0x31b/0x3e0 [ 12.784635][ T196] __might_resched.cold+0x1fe/0x2c1 [ 12.784640][ T196] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.784644][ T196] ? __kmalloc_noprof+0xdb/0x760 [ 12.784648][ T196] __kmalloc_noprof+0x443/0x760 [ 12.784651][ T196] ? alloc_buf.isra.0+0x4b/0x260 [ 12.784656][ T196] ? do_raw_spin_unlock+0x59/0x250 [ 12.784659][ T196] alloc_buf.isra.0+0x4b/0x260 [ 12.784662][ T196] put_chars+0x1e1/0x2f0 [ 12.784665][ T196] ? __send_to_port+0x420/0x420 [ 12.784666][ T196] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.784671][ T196] ? rcu_read_lock_any_held+0x3c/0x90 [ 12.784673][ T196] ? validate_chain+0x38b/0xc20 [ 12.784678][ T196] hvc_console_print+0x292/0x780 [ 12.784681][ T196] ? __lock_acquire+0x518/0xc20 [ 12.784685][ T196] ? hvc_write+0x3a0/0x3a0 [ 12.784688][ T196] ? rcu_is_watching+0x16/0xd0 [ 12.784693][ T196] console_emit_next_record+0x22f/0x4c0 [ 12.784697][ T196] ? devkmsg_read+0x4b0/0x4b0 [ 12.784698][ T196] ? console_flush_one_record+0x106/0x710 [ 12.784701][ T196] ? rcu_is_watching+0x16/0xd0 [ 12.784704][ T196] ? lock_acquire+0x13c/0x160 [ 12.784707][ T196] console_flush_one_record+0x46f/0x710 [ 12.784711][ T196] ? console_emit_next_record+0x4c0/0x4c0 [ 12.784713][ T196] ? __lock_acquire+0x518/0xc20 [ 12.784718][ T196] console_unlock+0xee/0x1f0 [ 12.784720][ T196] ? console_flush_one_record+0x710/0x710 [ 12.784722][ T196] ? rcu_is_watching+0x16/0xd0 [ 12.784724][ T196] ? lock_acquire+0x60/0x160 [ 12.784728][ T196] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.784729][ T196] ? vprintk_emit+0x320/0x3e0 [ 12.784733][ T196] vprintk_emit+0x37c/0x3e0 [ 12.784736][ T196] ? wake_up_klogd_work_func+0x90/0x90 [ 12.784741][ T196] ? ppp_cleanup+0x920/0x920 [ppp_generic] [ 12.784745][ T196] _printk+0xc7/0x100 [ 12.784748][ T196] ? snapshot_read.cold+0x21/0x21 [ 12.784753][ T196] ? ppp_cleanup+0x920/0x920 [ppp_generic] [ 12.784755][ T196] ? do_raw_spin_unlock+0x59/0x250 [ 12.784757][ T196] ? ppp_cleanup+0x920/0x920 [ppp_generic] [ 12.784760][ T196] ? do_raw_spin_unlock+0x59/0x250 [ 12.784763][ T196] bsdcomp_init+0x28/0x1000 [bsd_comp] [ 12.784765][ T196] do_one_initcall+0x124/0x4f0 [ 12.784769][ T196] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 12.784773][ T196] ? do_init_module+0xae/0x8a0 [ 12.784780][ T196] ? kasan_unpoison+0x44/0x70 [ 12.784785][ T196] do_init_module+0x2ad/0x8a0 [ 12.784788][ T196] ? lockdep_hardirqs_on+0x91/0x130 [ 12.784792][ T196] ? free_module+0x470/0x470 [ 12.784795][ T196] ? kfree+0x123/0x590 [ 12.784799][ T196] load_module+0x1424/0x1bb0 [ 12.784806][ T196] ? layout_and_allocate.isra.0+0x680/0x680 [ 12.784809][ T196] ? __ia32_sys_fsconfig+0x180/0x180 [ 12.784812][ T196] ? ovl_real_file+0x172/0x1e0 [ 12.784816][ T196] ? backing_file_read_iter+0x541/0x790 [ 12.784818][ T196] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.784822][ T196] init_module_from_file+0x11f/0x1a0 [ 12.784825][ T196] ? __do_sys_init_module+0x220/0x220 [ 12.784833][ T196] ? __rwlock_init+0x150/0x150 [ 12.784836][ T196] ? do_raw_spin_unlock+0x59/0x250 [ 12.784839][ T196] idempotent_init_module+0x37b/0x7c0 [ 12.784842][ T196] ? init_module_from_file+0x1a0/0x1a0 [ 12.784848][ T196] ? rcu_is_watching+0x16/0xd0 [ 12.784851][ T196] ? cap_capable+0x1d7/0x3d0 [ 12.784856][ T196] __x64_sys_finit_module+0xdf/0x190 [ 12.784858][ T196] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 12.784862][ T196] do_syscall_64+0xff/0x530 [ 12.784865][ T196] ? exc_page_fault+0xee/0x100 [ 12.784867][ T196] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.784869][ T196] RIP: 0033:0x7fb95799f37d [ 12.784873][ T196] 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 [ 12.784874][ T196] RSP: 002b:00007ffe91d46818 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 12.784877][ T196] RAX: ffffffffffffffda RBX: 00005610277b2810 RCX: 00007fb95799f37d [ 12.784878][ T196] RDX: 0000000000000000 RSI: 0000560ffc361ffd RDI: 0000000000000000 [ 12.784879][ T196] RBP: 00007ffe91d468b0 R08: 0000000000000000 R09: 0000000000000000 [ 12.784880][ T196] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560ffc361ffd [ 12.784881][ T196] R13: 00005610277b29e0 R14: 0000000000040000 R15: 0000000000000000 [ 12.784887][ T196] [ 12.875982][ T197] PPP Deflate Compression module registered [ 17.326046][ T223] iperf3 (223) used greatest stack depth: 22416 bytes left [ 17.326066][ T223] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 17.326069][ T223] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 223, name: iperf3 [ 17.326070][ T223] preempt_count: 2, expected: 0 [ 17.326071][ T223] RCU nest depth: 0, expected: 0 [ 17.326072][ T223] locks held by iperf3/223: 5, last CPU#3: [ 17.326074][ T223] #0: ffffffffa0c127b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 17.326085][ T223] #1: ffffffffa0d79cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 17.326091][ T223] #2: ffffffffa0d79d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 17.326095][ T223] #3: ffffffffa0c99660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 17.326098][ T223] #4: ffffffffa0c99560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 17.326102][ T223] irq event stamp: 944056 [ 17.326103][ T223] hardirqs last enabled at (944055): [] __down_trylock_console_sem+0x86/0xa0 [ 17.326105][ T223] hardirqs last disabled at (944056): [] console_emit_next_record+0x3d4/0x4c0 [ 17.326107][ T223] softirqs last enabled at (942892): [] handle_softirqs+0x67c/0x900 [ 17.326109][ T223] softirqs last disabled at (941989): [] __irq_exit_rcu+0x145/0x1c0 [ 17.326111][ T223] Preemption disabled at: [ 17.326112][ T223] [<0000000000000000>] 0x0 [ 17.326119][ T223] CPU: 3 UID: 0 PID: 223 Comm: iperf3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 17.326123][ T223] Tainted: [W]=WARN [ 17.326124][ T223] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.326125][ T223] Call Trace: [ 17.326127][ T223] [ 17.326129][ T223] dump_stack_lvl+0x6f/0xa0 [ 17.326134][ T223] __might_resched.cold+0x1fe/0x2c1 [ 17.326139][ T223] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 17.326142][ T223] ? __kmalloc_noprof+0xdb/0x760 [ 17.326147][ T223] __kmalloc_noprof+0x443/0x760 [ 17.326149][ T223] ? alloc_buf.isra.0+0x4b/0x260 [ 17.326155][ T223] ? do_raw_spin_unlock+0x59/0x250 [ 17.326158][ T223] alloc_buf.isra.0+0x4b/0x260 [ 17.326161][ T223] put_chars+0x1e1/0x2f0 [ 17.326163][ T223] ? prb_final_commit+0x50/0x50 [ 17.326165][ T223] ? __send_to_port+0x420/0x420 [ 17.326168][ T223] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 17.326172][ T223] ? rcu_read_lock_any_held+0x3c/0x90 [ 17.326174][ T223] ? validate_chain+0x38b/0xc20 [ 17.326178][ T223] hvc_console_print+0x292/0x780 [ 17.326181][ T223] ? mark_usage+0x61/0x170 [ 17.326183][ T223] ? __lock_acquire+0x518/0xc20 [ 17.326184][ T223] ? __lock_acquire+0x518/0xc20 [ 17.326188][ T223] ? hvc_write+0x3a0/0x3a0 [ 17.326191][ T223] ? console_emit_next_record+0x1df/0x4c0 [ 17.326194][ T223] ? rcu_is_watching+0x16/0xd0 [ 17.326197][ T223] ? lock_acquire+0x13c/0x160 [ 17.326201][ T223] console_emit_next_record+0x22f/0x4c0 [ 17.326204][ T223] ? devkmsg_read+0x4b0/0x4b0 [ 17.326206][ T223] ? console_flush_one_record+0x106/0x710 [ 17.326209][ T223] ? rcu_is_watching+0x16/0xd0 [ 17.326212][ T223] ? lock_acquire+0x13c/0x160 [ 17.326215][ T223] console_flush_one_record+0x46f/0x710 [ 17.326219][ T223] ? console_emit_next_record+0x4c0/0x4c0 [ 17.326221][ T223] ? __lock_acquire+0x518/0xc20 [ 17.326226][ T223] console_unlock+0xee/0x1f0 [ 17.326229][ T223] ? console_flush_one_record+0x710/0x710 [ 17.326231][ T223] ? rcu_is_watching+0x16/0xd0 [ 17.326233][ T223] ? lock_acquire+0x60/0x160 [ 17.326236][ T223] ? __down_trylock_console_sem+0x5e/0xa0 [ 17.326238][ T223] ? vprintk_emit+0x320/0x3e0 [ 17.326241][ T223] vprintk_emit+0x37c/0x3e0 [ 17.326245][ T223] ? wake_up_klogd_work_func+0x90/0x90 [ 17.326249][ T223] ? __lock_acquire+0x518/0xc20 [ 17.326252][ T223] _printk+0xc7/0x100 [ 17.326256][ T223] ? snapshot_read.cold+0x21/0x21 [ 17.326258][ T223] ? do_raw_spin_lock+0x131/0x280 [ 17.326261][ T223] ? __rwlock_init+0x150/0x150 [ 17.326265][ T223] ? do_raw_spin_lock+0x131/0x280 [ 17.326267][ T223] do_exit.cold+0x82/0x9c [ 17.326271][ T223] ? exit_notify+0x890/0x890 [ 17.326274][ T223] ? fpregs_restore_userregs+0x14b/0x300 [ 17.326278][ T223] __x64_sys_exit+0x42/0x50 [ 17.326280][ T223] x64_sys_call+0x156c/0x1570 [ 17.326283][ T223] do_syscall_64+0xff/0x530 [ 17.326287][ T223] ? irq_exit_rcu+0x1a/0x30 [ 17.326289][ T223] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 17.326292][ T223] RIP: 0033:0x7fef637d3c49 [ 17.326294][ T223] Code: Unable to access opcode bytes at 0x7fef637d3c1f. [ 17.326295][ T223] RSP: 002b:00007fef62f92e60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 17.326297][ T223] RAX: ffffffffffffffda RBX: 00007fef62f936c0 RCX: 00007fef637d3c49 [ 17.326298][ T223] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 17.326299][ T223] RBP: 00007fef62f92f70 R08: 0000000000000001 R09: 00007fef62f936c0 [ 17.326300][ T223] R10: 0000000000000008 R11: 0000000000000246 R12: 00007fef62793000 [ 17.326301][ T223] R13: 00007ffc6a7fbd60 R14: 0000000000000002 R15: 00007ffc6a7fbe67 [ 17.326307][ T223]