[ 9.838067][ T207] ip (207) used greatest stack depth: 24256 bytes left [ 9.838082][ T207] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.838084][ T207] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 207, name: ip [ 9.838085][ T207] preempt_count: 2, expected: 0 [ 9.838086][ T207] RCU nest depth: 0, expected: 0 [ 9.838087][ T207] locks held by ip/207: 5, last CPU#3: [ 9.838089][ T207] #0: ffffffffad2267b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 9.838101][ T207] #1: ffffffffad38dcc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.838107][ T207] #2: ffffffffad38dd38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.838111][ T207] #3: ffffffffad2ad660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.838114][ T207] #4: ffffffffad2ad560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 9.838117][ T207] irq event stamp: 41890 [ 9.838118][ T207] hardirqs last enabled at (41889): [] __down_trylock_console_sem+0x86/0xa0 [ 9.838120][ T207] hardirqs last disabled at (41890): [] console_emit_next_record+0x3d4/0x4c0 [ 9.838122][ T207] softirqs last enabled at (41626): [] handle_softirqs+0x67c/0x900 [ 9.838124][ T207] softirqs last disabled at (41619): [] __irq_exit_rcu+0x145/0x1c0 [ 9.838126][ T207] Preemption disabled at: [ 9.838126][ T207] [<0000000000000000>] 0x0 [ 9.838133][ T207] CPU: 3 UID: 0 PID: 207 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.838137][ T207] Tainted: [W]=WARN [ 9.838137][ T207] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.838139][ T207] Call Trace: [ 9.838141][ T207] [ 9.838142][ T207] dump_stack_lvl+0x6f/0xa0 [ 9.838148][ T207] __might_resched.cold+0x1fe/0x2c1 [ 9.838153][ T207] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.838157][ T207] ? __kmalloc_noprof+0xdb/0x760 [ 9.838162][ T207] __kmalloc_noprof+0x443/0x760 [ 9.838164][ T207] ? alloc_buf.isra.0+0x4b/0x260 [ 9.838170][ T207] ? do_raw_spin_unlock+0x59/0x250 [ 9.838173][ T207] alloc_buf.isra.0+0x4b/0x260 [ 9.838177][ T207] put_chars+0x1e1/0x2f0 [ 9.838180][ T207] ? __send_to_port+0x420/0x420 [ 9.838182][ T207] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 9.838186][ T207] ? validate_chain+0x38b/0xc20 [ 9.838192][ T207] hvc_console_print+0x292/0x780 [ 9.838199][ T207] ? hvc_write+0x3a0/0x3a0 [ 9.838201][ T207] ? rcu_is_watching+0x16/0xd0 [ 9.838204][ T207] ? lock_acquire+0x13c/0x160 [ 9.838207][ T207] console_emit_next_record+0x22f/0x4c0 [ 9.838211][ T207] ? devkmsg_read+0x4b0/0x4b0 [ 9.838212][ T207] ? console_flush_one_record+0x106/0x710 [ 9.838215][ T207] ? rcu_is_watching+0x16/0xd0 [ 9.838217][ T207] ? lock_acquire+0x13c/0x160 [ 9.838221][ T207] console_flush_one_record+0x46f/0x710 [ 9.838225][ T207] ? console_emit_next_record+0x4c0/0x4c0 [ 9.838226][ T207] ? __lock_acquire+0x518/0xc20 [ 9.838231][ T207] console_unlock+0xee/0x1f0 [ 9.838233][ T207] ? console_flush_one_record+0x710/0x710 [ 9.838235][ T207] ? rcu_is_watching+0x16/0xd0 [ 9.838237][ T207] ? lock_acquire+0x60/0x160 [ 9.838240][ T207] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.838242][ T207] ? vprintk_emit+0x320/0x3e0 [ 9.838245][ T207] vprintk_emit+0x37c/0x3e0 [ 9.838248][ T207] ? wake_up_klogd_work_func+0x90/0x90 [ 9.838252][ T207] ? __lock_acquire+0x518/0xc20 [ 9.838255][ T207] _printk+0xc7/0x100 [ 9.838259][ T207] ? snapshot_read.cold+0x21/0x21 [ 9.838261][ T207] ? do_raw_spin_lock+0x131/0x280 [ 9.838264][ T207] ? __rwlock_init+0x150/0x150 [ 9.838267][ T207] ? do_raw_spin_lock+0x131/0x280 [ 9.838270][ T207] do_exit.cold+0x82/0x9c [ 9.838273][ T207] ? exit_notify+0x890/0x890 [ 9.838275][ T207] ? __lock_release.isra.0+0x69/0x1a0 [ 9.838278][ T207] ? rcu_is_watching+0x16/0xd0 [ 9.838282][ T207] do_group_exit+0xb8/0x370 [ 9.838285][ T207] __x64_sys_exit_group+0x3c/0x50 [ 9.838287][ T207] x64_sys_call+0x1567/0x1570 [ 9.838289][ T207] do_syscall_64+0xff/0x530 [ 9.838292][ T207] ? exc_page_fault+0xee/0x100 [ 9.838295][ T207] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.838298][ T207] RIP: 0033:0x7f6c734251b8 [ 9.838300][ T207] Code: Unable to access opcode bytes at 0x7f6c7342518e. [ 9.838301][ T207] RSP: 002b:00007fff5c1f02a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.838303][ T207] RAX: ffffffffffffffda RBX: 00007f6c73555f88 RCX: 00007f6c734251b8 [ 9.838305][ T207] RDX: 00007f6c7316ffc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.838306][ T207] RBP: 00007fff5c1f0300 R08: 0000000000000000 R09: 0000000000000000 [ 9.838306][ T207] R10: 00007fff5c1f00c0 R11: 0000000000000246 R12: 0000000000000001 [ 9.838307][ T207] R13: 0000000000000000 R14: 00007f6c73554680 R15: 00007f6c73555fa0 [ 9.838314][ T207] [ 25.271518][ T875] mptcp_connect (875) used greatest stack depth: 24000 bytes left [ 25.271535][ T875] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 25.271537][ T875] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 875, name: mptcp_connect [ 25.271538][ T875] preempt_count: 2, expected: 0 [ 25.271539][ T875] RCU nest depth: 0, expected: 0 [ 25.271540][ T875] locks held by mptcp_connect/875: 5, last CPU#0: [ 25.271542][ T875] #0: ffffffffad2267b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 25.271555][ T875] #1: ffffffffad38dcc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 25.271560][ T875] #2: ffffffffad38dd38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 25.271564][ T875] #3: ffffffffad2ad660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 25.271568][ T875] #4: ffffffffad2ad560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 25.271571][ T875] irq event stamp: 172850 [ 25.271572][ T875] hardirqs last enabled at (172849): [] __down_trylock_console_sem+0x86/0xa0 [ 25.271575][ T875] hardirqs last disabled at (172850): [] console_emit_next_record+0x3d4/0x4c0 [ 25.271577][ T875] softirqs last enabled at (170148): [] handle_softirqs+0x67c/0x900 [ 25.271579][ T875] softirqs last disabled at (170091): [] __irq_exit_rcu+0x145/0x1c0 [ 25.271581][ T875] Preemption disabled at: [ 25.271581][ T875] [<0000000000000000>] 0x0 [ 25.271588][ T875] CPU: 0 UID: 0 PID: 875 Comm: mptcp_connect Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 25.271591][ T875] Tainted: [W]=WARN [ 25.271592][ T875] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 25.271594][ T875] Call Trace: [ 25.271595][ T875] [ 25.271597][ T875] dump_stack_lvl+0x6f/0xa0 [ 25.271603][ T875] __might_resched.cold+0x1fe/0x2c1 [ 25.271613][ T875] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 25.271617][ T875] ? __kmalloc_noprof+0xdb/0x760 [ 25.271622][ T875] __kmalloc_noprof+0x443/0x760 [ 25.271624][ T875] ? alloc_buf.isra.0+0x4b/0x260 [ 25.271630][ T875] ? do_raw_spin_unlock+0x59/0x250 [ 25.271635][ T875] alloc_buf.isra.0+0x4b/0x260 [ 25.271639][ T875] put_chars+0x1e1/0x2f0 [ 25.271642][ T875] ? __send_to_port+0x420/0x420 [ 25.271644][ T875] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 25.271649][ T875] ? validate_chain+0x38b/0xc20 [ 25.271654][ T875] hvc_console_print+0x292/0x780 [ 25.271661][ T875] ? hvc_write+0x3a0/0x3a0 [ 25.271664][ T875] ? rcu_is_watching+0x16/0xd0 [ 25.271666][ T875] ? lock_acquire+0x13c/0x160 [ 25.271670][ T875] console_emit_next_record+0x22f/0x4c0 [ 25.271673][ T875] ? devkmsg_read+0x4b0/0x4b0 [ 25.271675][ T875] ? console_flush_one_record+0x106/0x710 [ 25.271678][ T875] ? rcu_is_watching+0x16/0xd0 [ 25.271680][ T875] ? lock_acquire+0x13c/0x160 [ 25.271684][ T875] console_flush_one_record+0x46f/0x710 [ 25.271688][ T875] ? console_emit_next_record+0x4c0/0x4c0 [ 25.271689][ T875] ? __lock_acquire+0x518/0xc20 [ 25.271694][ T875] console_unlock+0xee/0x1f0 [ 25.271697][ T875] ? console_flush_one_record+0x710/0x710 [ 25.271699][ T875] ? rcu_is_watching+0x16/0xd0 [ 25.271701][ T875] ? lock_acquire+0x60/0x160 [ 25.271705][ T875] ? __down_trylock_console_sem+0x5e/0xa0 [ 25.271706][ T875] ? vprintk_emit+0x320/0x3e0 [ 25.271709][ T875] vprintk_emit+0x37c/0x3e0 [ 25.271713][ T875] ? wake_up_klogd_work_func+0x90/0x90 [ 25.271714][ T875] ? do_raw_spin_unlock+0x59/0x250 [ 25.271717][ T875] ? __lock_acquire+0x518/0xc20 [ 25.271720][ T875] _printk+0xc7/0x100 [ 25.271724][ T875] ? snapshot_read.cold+0x21/0x21 [ 25.271727][ T875] ? do_raw_spin_lock+0x131/0x280 [ 25.271729][ T875] ? __rwlock_init+0x150/0x150 [ 25.271733][ T875] ? do_raw_spin_lock+0x131/0x280 [ 25.271735][ T875] do_exit.cold+0x82/0x9c [ 25.271739][ T875] ? exit_notify+0x890/0x890 [ 25.271741][ T875] ? __lock_release.isra.0+0x69/0x1a0 [ 25.271743][ T875] ? rcu_is_watching+0x16/0xd0 [ 25.271747][ T875] do_group_exit+0xb8/0x370 [ 25.271751][ T875] __x64_sys_exit_group+0x3c/0x50 [ 25.271753][ T875] x64_sys_call+0x1567/0x1570 [ 25.271755][ T875] do_syscall_64+0xff/0x530 [ 25.271758][ T875] ? exc_page_fault+0xee/0x100 [ 25.271762][ T875] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 25.271764][ T875] RIP: 0033:0x7f32eedd41b8 [ 25.271766][ T875] Code: Unable to access opcode bytes at 0x7f32eedd418e. [ 25.271768][ T875] RSP: 002b:00007ffec6daa118 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 25.271770][ T875] RAX: ffffffffffffffda RBX: 00007f32eef04f88 RCX: 00007f32eedd41b8 [ 25.271771][ T875] RDX: 00007f32eed11a48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 25.271772][ T875] RBP: 00007ffec6daa170 R08: 0000000000000000 R09: 0000000000000000 [ 25.271773][ T875] R10: 00007ffec6da9fb0 R11: 0000000000000246 R12: 0000000000000001 [ 25.271774][ T875] R13: 0000000000000000 R14: 00007f32eef03680 R15: 00007f32eef04fa0 [ 25.271781][ T875]