[ 9.668665][ T185] ip (185) used greatest stack depth: 23664 bytes left [ 9.668686][ T185] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.668689][ T185] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 185, name: ip [ 9.668691][ T185] preempt_count: 2, expected: 0 [ 9.668693][ T185] RCU nest depth: 0, expected: 0 [ 9.668694][ T185] locks held by ip/185: 5, last CPU#2: [ 9.668697][ T185] #0: ffffffffb54267b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 9.668713][ T185] #1: ffffffffb558dcc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.668721][ T185] #2: ffffffffb558dd38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.668727][ T185] #3: ffffffffb54ad660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.668732][ T185] #4: ffffffffb54ad560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 9.668739][ T185] irq event stamp: 22962 [ 9.668740][ T185] hardirqs last enabled at (22961): [] __down_trylock_console_sem+0x86/0xa0 [ 9.668743][ T185] hardirqs last disabled at (22962): [] console_emit_next_record+0x3d4/0x4c0 [ 9.668746][ T185] softirqs last enabled at (21968): [] handle_softirqs+0x67c/0x900 [ 9.668749][ T185] softirqs last disabled at (21963): [] __irq_exit_rcu+0x145/0x1c0 [ 9.668751][ T185] Preemption disabled at: [ 9.668752][ T185] [<0000000000000000>] 0x0 [ 9.668761][ T185] CPU: 2 UID: 0 PID: 185 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.668766][ T185] Tainted: [W]=WARN [ 9.668767][ T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.668769][ T185] Call Trace: [ 9.668771][ T185] [ 9.668774][ T185] dump_stack_lvl+0x6f/0xa0 [ 9.668781][ T185] __might_resched.cold+0x1fe/0x2c1 [ 9.668788][ T185] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.668837][ T185] ? __kmalloc_noprof+0xdb/0x760 [ 9.668844][ T185] __kmalloc_noprof+0x443/0x760 [ 9.668848][ T185] ? alloc_buf.isra.0+0x4b/0x260 [ 9.668857][ T185] ? do_raw_spin_unlock+0x59/0x250 [ 9.668861][ T185] alloc_buf.isra.0+0x4b/0x260 [ 9.668867][ T185] put_chars+0x1e1/0x2f0 [ 9.668872][ T185] ? __send_to_port+0x420/0x420 [ 9.668874][ T185] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 9.668881][ T185] ? validate_chain+0x38b/0xc20 [ 9.668890][ T185] hvc_console_print+0x292/0x780 [ 9.668902][ T185] ? hvc_write+0x3a0/0x3a0 [ 9.668907][ T185] ? rcu_is_watching+0x16/0xd0 [ 9.668910][ T185] ? lock_acquire+0x13c/0x160 [ 9.668917][ T185] console_emit_next_record+0x22f/0x4c0 [ 9.668923][ T185] ? devkmsg_read+0x4b0/0x4b0 [ 9.668926][ T185] ? console_flush_one_record+0x106/0x710 [ 9.668931][ T185] ? rcu_is_watching+0x16/0xd0 [ 9.668935][ T185] ? lock_acquire+0x13c/0x160 [ 9.668941][ T185] console_flush_one_record+0x46f/0x710 [ 9.668948][ T185] ? console_emit_next_record+0x4c0/0x4c0 [ 9.668951][ T185] ? __lock_acquire+0x518/0xc20 [ 9.668960][ T185] console_unlock+0xee/0x1f0 [ 9.668965][ T185] ? console_flush_one_record+0x710/0x710 [ 9.668967][ T185] ? rcu_is_watching+0x16/0xd0 [ 9.668971][ T185] ? lock_acquire+0x60/0x160 [ 9.668977][ T185] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.668979][ T185] ? vprintk_emit+0x320/0x3e0 [ 9.668985][ T185] vprintk_emit+0x37c/0x3e0 [ 9.668991][ T185] ? wake_up_klogd_work_func+0x90/0x90 [ 9.668996][ T185] ? __lock_acquire+0x518/0xc20 [ 9.669003][ T185] _printk+0xc7/0x100 [ 9.669008][ T185] ? snapshot_read.cold+0x21/0x21 [ 9.669012][ T185] ? do_raw_spin_lock+0x131/0x280 [ 9.669017][ T185] ? __rwlock_init+0x150/0x150 [ 9.669023][ T185] ? do_raw_spin_lock+0x131/0x280 [ 9.669027][ T185] do_exit.cold+0x82/0x9c [ 9.669033][ T185] ? exit_notify+0x890/0x890 [ 9.669036][ T185] ? __lock_release.isra.0+0x69/0x1a0 [ 9.669040][ T185] ? rcu_is_watching+0x16/0xd0 [ 9.669047][ T185] do_group_exit+0xb8/0x370 [ 9.669053][ T185] __x64_sys_exit_group+0x3c/0x50 [ 9.669056][ T185] x64_sys_call+0x1567/0x1570 [ 9.669059][ T185] do_syscall_64+0xff/0x530 [ 9.669064][ T185] ? exc_page_fault+0xee/0x100 [ 9.669069][ T185] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.669072][ T185] RIP: 0033:0x7fe288c3b1b8 [ 9.669076][ T185] Code: Unable to access opcode bytes at 0x7fe288c3b18e. [ 9.669077][ T185] RSP: 002b:00007ffe09c7fde8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.669081][ T185] RAX: ffffffffffffffda RBX: 00007fe288d6bf88 RCX: 00007fe288c3b1b8 [ 9.669083][ T185] RDX: 00007fe288985fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.669084][ T185] RBP: 00007ffe09c7fe40 R08: 0000000000000000 R09: 0000000000000050 [ 9.669086][ T185] R10: 00007ffe09c7fc00 R11: 0000000000000246 R12: 0000000000000001 [ 9.669087][ T185] R13: 0000000000000000 R14: 00007fe288d6a680 R15: 00007fe288d6bfa0 [ 9.669100][ T185] [ 26.082606][ T781] mptcp_connect (781) used greatest stack depth: 23648 bytes left [ 26.082626][ T781] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 26.082628][ T781] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 781, name: mptcp_connect [ 26.082630][ T781] preempt_count: 2, expected: 0 [ 26.082631][ T781] RCU nest depth: 0, expected: 0 [ 26.082632][ T781] locks held by mptcp_connect/781: 5, last CPU#3: [ 26.082634][ T781] #0: ffffffffb54267b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 26.082646][ T781] #1: ffffffffb558dcc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 26.082652][ T781] #2: ffffffffb558dd38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 26.082655][ T781] #3: ffffffffb54ad660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 26.082659][ T781] #4: ffffffffb54ad560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 26.082663][ T781] irq event stamp: 409382 [ 26.082664][ T781] hardirqs last enabled at (409381): [] __down_trylock_console_sem+0x86/0xa0 [ 26.082666][ T781] hardirqs last disabled at (409382): [] console_emit_next_record+0x3d4/0x4c0 [ 26.082668][ T781] softirqs last enabled at (409334): [] handle_softirqs+0x67c/0x900 [ 26.082670][ T781] softirqs last disabled at (409325): [] __irq_exit_rcu+0x145/0x1c0 [ 26.082672][ T781] Preemption disabled at: [ 26.082673][ T781] [<0000000000000000>] 0x0 [ 26.082679][ T781] CPU: 3 UID: 0 PID: 781 Comm: mptcp_connect Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 26.082683][ T781] Tainted: [W]=WARN [ 26.082684][ T781] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.082686][ T781] Call Trace: [ 26.082687][ T781] [ 26.082689][ T781] dump_stack_lvl+0x6f/0xa0 [ 26.082695][ T781] __might_resched.cold+0x1fe/0x2c1 [ 26.082700][ T781] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 26.082704][ T781] ? __kmalloc_noprof+0xdb/0x760 [ 26.082708][ T781] __kmalloc_noprof+0x443/0x760 [ 26.082711][ T781] ? alloc_buf.isra.0+0x4b/0x260 [ 26.082717][ T781] ? do_raw_spin_unlock+0x59/0x250 [ 26.082719][ T781] alloc_buf.isra.0+0x4b/0x260 [ 26.082723][ T781] put_chars+0x1e1/0x2f0 [ 26.082726][ T781] ? __send_to_port+0x420/0x420 [ 26.082728][ T781] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 26.082732][ T781] ? validate_chain+0x38b/0xc20 [ 26.082738][ T781] hvc_console_print+0x292/0x780 [ 26.082745][ T781] ? hvc_write+0x3a0/0x3a0 [ 26.082748][ T781] ? rcu_is_watching+0x16/0xd0 [ 26.082750][ T781] ? lock_acquire+0x13c/0x160 [ 26.082754][ T781] console_emit_next_record+0x22f/0x4c0 [ 26.082758][ T781] ? devkmsg_read+0x4b0/0x4b0 [ 26.082759][ T781] ? console_flush_one_record+0x106/0x710 [ 26.082762][ T781] ? rcu_is_watching+0x16/0xd0 [ 26.082765][ T781] ? lock_acquire+0x13c/0x160 [ 26.082768][ T781] console_flush_one_record+0x46f/0x710 [ 26.082772][ T781] ? console_emit_next_record+0x4c0/0x4c0 [ 26.082774][ T781] ? __lock_acquire+0x518/0xc20 [ 26.082779][ T781] console_unlock+0xee/0x1f0 [ 26.082782][ T781] ? console_flush_one_record+0x710/0x710 [ 26.082784][ T781] ? rcu_is_watching+0x16/0xd0 [ 26.082786][ T781] ? lock_acquire+0x60/0x160 [ 26.082789][ T781] ? __down_trylock_console_sem+0x5e/0xa0 [ 26.082791][ T781] ? vprintk_emit+0x320/0x3e0 [ 26.082794][ T781] vprintk_emit+0x37c/0x3e0 [ 26.082798][ T781] ? wake_up_klogd_work_func+0x90/0x90 [ 26.082801][ T781] ? __lock_acquire+0x518/0xc20 [ 26.082804][ T781] _printk+0xc7/0x100 [ 26.082808][ T781] ? snapshot_read.cold+0x21/0x21 [ 26.082811][ T781] ? do_raw_spin_lock+0x131/0x280 [ 26.082813][ T781] ? __rwlock_init+0x150/0x150 [ 26.082817][ T781] ? do_raw_spin_lock+0x131/0x280 [ 26.082820][ T781] do_exit.cold+0x82/0x9c [ 26.082823][ T781] ? exit_notify+0x890/0x890 [ 26.082825][ T781] ? __lock_release.isra.0+0x69/0x1a0 [ 26.082828][ T781] ? rcu_is_watching+0x16/0xd0 [ 26.082832][ T781] do_group_exit+0xb8/0x370 [ 26.082835][ T781] __x64_sys_exit_group+0x3c/0x50 [ 26.082838][ T781] x64_sys_call+0x1567/0x1570 [ 26.082840][ T781] do_syscall_64+0xff/0x530 [ 26.082843][ T781] ? exc_page_fault+0xee/0x100 [ 26.082846][ T781] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.082849][ T781] RIP: 0033:0x7f47c37671b8 [ 26.082851][ T781] Code: Unable to access opcode bytes at 0x7f47c376718e. [ 26.082853][ T781] RSP: 002b:00007ffc799805b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 26.082855][ T781] RAX: ffffffffffffffda RBX: 00007f47c3897f88 RCX: 00007f47c37671b8 [ 26.082856][ T781] RDX: 00007f47c36a4a48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 26.082857][ T781] RBP: 00007ffc79980610 R08: 0000000000000000 R09: 0000000000000000 [ 26.082858][ T781] R10: 00007ffc79980450 R11: 0000000000000246 R12: 0000000000000001 [ 26.082859][ T781] R13: 0000000000000000 R14: 00007f47c3896680 R15: 00007f47c3897fa0 [ 26.082866][ T781] [ 28.865306][ T828] mptcp_connect (828) used greatest stack depth: 23616 bytes left [ 28.865326][ T828] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 28.865328][ T828] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 828, name: mptcp_connect [ 28.865330][ T828] preempt_count: 2, expected: 0 [ 28.865330][ T828] RCU nest depth: 0, expected: 0 [ 28.865331][ T828] locks held by mptcp_connect/828: 5, last CPU#1: [ 28.865334][ T828] #0: ffffffffb54267b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 28.865346][ T828] #1: ffffffffb558dcc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 28.865352][ T828] #2: ffffffffb558dd38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 28.865356][ T828] #3: ffffffffb54ad660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 28.865359][ T828] #4: ffffffffb54ad560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 28.865363][ T828] irq event stamp: 449768 [ 28.865364][ T828] hardirqs last enabled at (449767): [] __down_trylock_console_sem+0x86/0xa0 [ 28.865367][ T828] hardirqs last disabled at (449768): [] console_emit_next_record+0x3d4/0x4c0 [ 28.865368][ T828] softirqs last enabled at (449350): [] handle_softirqs+0x67c/0x900 [ 28.865370][ T828] softirqs last disabled at (449339): [] __irq_exit_rcu+0x145/0x1c0 [ 28.865372][ T828] Preemption disabled at: [ 28.865373][ T828] [<0000000000000000>] 0x0 [ 28.865380][ T828] CPU: 1 UID: 0 PID: 828 Comm: mptcp_connect Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 28.865384][ T828] Tainted: [W]=WARN [ 28.865385][ T828] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 28.865389][ T828] Call Trace: [ 28.865390][ T828] [ 28.865392][ T828] dump_stack_lvl+0x6f/0xa0 [ 28.865398][ T828] __might_resched.cold+0x1fe/0x2c1 [ 28.865403][ T828] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 28.865407][ T828] ? __kmalloc_noprof+0xdb/0x760 [ 28.865412][ T828] __kmalloc_noprof+0x443/0x760 [ 28.865414][ T828] ? alloc_buf.isra.0+0x4b/0x260 [ 28.865421][ T828] ? do_raw_spin_unlock+0x59/0x250 [ 28.865423][ T828] alloc_buf.isra.0+0x4b/0x260 [ 28.865427][ T828] put_chars+0x1e1/0x2f0 [ 28.865430][ T828] ? __send_to_port+0x420/0x420 [ 28.865432][ T828] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 28.865437][ T828] ? validate_chain+0x38b/0xc20 [ 28.865442][ T828] hvc_console_print+0x292/0x780 [ 28.865450][ T828] ? hvc_write+0x3a0/0x3a0 [ 28.865452][ T828] ? rcu_is_watching+0x16/0xd0 [ 28.865454][ T828] ? lock_acquire+0x13c/0x160 [ 28.865458][ T828] console_emit_next_record+0x22f/0x4c0 [ 28.865462][ T828] ? devkmsg_read+0x4b0/0x4b0 [ 28.865464][ T828] ? console_flush_one_record+0x106/0x710 [ 28.865467][ T828] ? rcu_is_watching+0x16/0xd0 [ 28.865469][ T828] ? lock_acquire+0x13c/0x160 [ 28.865472][ T828] console_flush_one_record+0x46f/0x710 [ 28.865476][ T828] ? console_emit_next_record+0x4c0/0x4c0 [ 28.865478][ T828] ? __lock_acquire+0x518/0xc20 [ 28.865483][ T828] console_unlock+0xee/0x1f0 [ 28.865485][ T828] ? console_flush_one_record+0x710/0x710 [ 28.865487][ T828] ? rcu_is_watching+0x16/0xd0 [ 28.865489][ T828] ? lock_acquire+0x60/0x160 [ 28.865493][ T828] ? __down_trylock_console_sem+0x5e/0xa0 [ 28.865494][ T828] ? vprintk_emit+0x320/0x3e0 [ 28.865497][ T828] vprintk_emit+0x37c/0x3e0 [ 28.865501][ T828] ? wake_up_klogd_work_func+0x90/0x90 [ 28.865504][ T828] ? __lock_acquire+0x518/0xc20 [ 28.865508][ T828] _printk+0xc7/0x100 [ 28.865511][ T828] ? snapshot_read.cold+0x21/0x21 [ 28.865514][ T828] ? do_raw_spin_lock+0x131/0x280 [ 28.865517][ T828] ? __rwlock_init+0x150/0x150 [ 28.865520][ T828] ? do_raw_spin_lock+0x131/0x280 [ 28.865523][ T828] do_exit.cold+0x82/0x9c [ 28.865527][ T828] ? exit_notify+0x890/0x890 [ 28.865529][ T828] ? __lock_release.isra.0+0x69/0x1a0 [ 28.865531][ T828] ? rcu_is_watching+0x16/0xd0 [ 28.865535][ T828] do_group_exit+0xb8/0x370 [ 28.865538][ T828] __x64_sys_exit_group+0x3c/0x50 [ 28.865541][ T828] x64_sys_call+0x1567/0x1570 [ 28.865543][ T828] do_syscall_64+0xff/0x530 [ 28.865546][ T828] ? exc_page_fault+0xee/0x100 [ 28.865550][ T828] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 28.865552][ T828] RIP: 0033:0x7fa50d4aa1b8 [ 28.865554][ T828] Code: Unable to access opcode bytes at 0x7fa50d4aa18e. [ 28.865556][ T828] RSP: 002b:00007ffc25af7918 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 28.865558][ T828] RAX: ffffffffffffffda RBX: 00007fa50d5daf88 RCX: 00007fa50d4aa1b8 [ 28.865559][ T828] RDX: 00007fa50d3e7a48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 28.865560][ T828] RBP: 00007ffc25af7970 R08: 0000000000000000 R09: 0000000000000000 [ 28.865561][ T828] R10: 00007ffc25af77b0 R11: 0000000000000246 R12: 0000000000000001 [ 28.865562][ T828] R13: 0000000000000000 R14: 00007fa50d5d9680 R15: 00007fa50d5dafa0 [ 28.865569][ T828] [ 53.788322][ T1494] mptcp_connect (1494) used greatest stack depth: 23480 bytes left [ 53.788343][ T1494] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 53.788346][ T1494] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 1494, name: mptcp_connect [ 53.788348][ T1494] preempt_count: 2, expected: 0 [ 53.788348][ T1494] RCU nest depth: 0, expected: 0 [ 53.788349][ T1494] locks held by mptcp_connect/1494: 5, last CPU#2: [ 53.788351][ T1494] #0: ffffffffb54267b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 53.788363][ T1494] #1: ffffffffb558dcc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 53.788369][ T1494] #2: ffffffffb558dd38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 53.788373][ T1494] #3: ffffffffb54ad660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 53.788377][ T1494] #4: ffffffffb54ad560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 53.788381][ T1494] irq event stamp: 195896 [ 53.788381][ T1494] hardirqs last enabled at (195895): [] __down_trylock_console_sem+0x86/0xa0 [ 53.788384][ T1494] hardirqs last disabled at (195896): [] console_emit_next_record+0x3d4/0x4c0 [ 53.788386][ T1494] softirqs last enabled at (195890): [] handle_softirqs+0x67c/0x900 [ 53.788387][ T1494] softirqs last disabled at (194215): [] __irq_exit_rcu+0x145/0x1c0 [ 53.788390][ T1494] Preemption disabled at: [ 53.788390][ T1494] [<0000000000000000>] 0x0 [ 53.788397][ T1494] CPU: 2 UID: 0 PID: 1494 Comm: mptcp_connect Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 53.788401][ T1494] Tainted: [W]=WARN [ 53.788402][ T1494] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 53.788404][ T1494] Call Trace: [ 53.788406][ T1494] [ 53.788407][ T1494] dump_stack_lvl+0x6f/0xa0 [ 53.788413][ T1494] __might_resched.cold+0x1fe/0x2c1 [ 53.788418][ T1494] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 53.788422][ T1494] ? __kmalloc_noprof+0xdb/0x760 [ 53.788427][ T1494] __kmalloc_noprof+0x443/0x760 [ 53.788429][ T1494] ? alloc_buf.isra.0+0x4b/0x260 [ 53.788435][ T1494] ? do_raw_spin_unlock+0x59/0x250 [ 53.788438][ T1494] alloc_buf.isra.0+0x4b/0x260 [ 53.788442][ T1494] put_chars+0x1e1/0x2f0 [ 53.788445][ T1494] ? __send_to_port+0x420/0x420 [ 53.788447][ T1494] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 53.788452][ T1494] ? validate_chain+0x38b/0xc20 [ 53.788457][ T1494] hvc_console_print+0x292/0x780 [ 53.788464][ T1494] ? hvc_write+0x3a0/0x3a0 [ 53.788467][ T1494] ? rcu_is_watching+0x16/0xd0 [ 53.788469][ T1494] ? lock_acquire+0x13c/0x160 [ 53.788473][ T1494] console_emit_next_record+0x22f/0x4c0 [ 53.788477][ T1494] ? devkmsg_read+0x4b0/0x4b0 [ 53.788478][ T1494] ? console_flush_one_record+0x106/0x710 [ 53.788481][ T1494] ? rcu_is_watching+0x16/0xd0 [ 53.788484][ T1494] ? lock_acquire+0x13c/0x160 [ 53.788487][ T1494] console_flush_one_record+0x46f/0x710 [ 53.788491][ T1494] ? console_emit_next_record+0x4c0/0x4c0 [ 53.788493][ T1494] ? __lock_acquire+0x518/0xc20 [ 53.788498][ T1494] console_unlock+0xee/0x1f0 [ 53.788501][ T1494] ? console_flush_one_record+0x710/0x710 [ 53.788503][ T1494] ? rcu_is_watching+0x16/0xd0 [ 53.788505][ T1494] ? lock_acquire+0x60/0x160 [ 53.788508][ T1494] ? __down_trylock_console_sem+0x5e/0xa0 [ 53.788510][ T1494] ? vprintk_emit+0x320/0x3e0 [ 53.788513][ T1494] vprintk_emit+0x37c/0x3e0 [ 53.788516][ T1494] ? wake_up_klogd_work_func+0x90/0x90 [ 53.788518][ T1494] ? do_raw_spin_unlock+0x59/0x250 [ 53.788521][ T1494] ? __lock_acquire+0x518/0xc20 [ 53.788525][ T1494] _printk+0xc7/0x100 [ 53.788528][ T1494] ? snapshot_read.cold+0x21/0x21 [ 53.788531][ T1494] ? do_raw_spin_lock+0x131/0x280 [ 53.788533][ T1494] ? __rwlock_init+0x150/0x150 [ 53.788537][ T1494] ? do_raw_spin_lock+0x131/0x280 [ 53.788539][ T1494] do_exit.cold+0x82/0x9c [ 53.788543][ T1494] ? exit_notify+0x890/0x890 [ 53.788548][ T1494] ? __lock_release.isra.0+0x69/0x1a0 [ 53.788550][ T1494] ? rcu_is_watching+0x16/0xd0 [ 53.788554][ T1494] do_group_exit+0xb8/0x370 [ 53.788558][ T1494] __x64_sys_exit_group+0x3c/0x50 [ 53.788560][ T1494] x64_sys_call+0x1567/0x1570 [ 53.788562][ T1494] do_syscall_64+0xff/0x530 [ 53.788566][ T1494] ? exc_page_fault+0xee/0x100 [ 53.788569][ T1494] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 53.788572][ T1494] RIP: 0033:0x7fe861f8c1b8 [ 53.788574][ T1494] Code: Unable to access opcode bytes at 0x7fe861f8c18e. [ 53.788575][ T1494] RSP: 002b:00007ffc94fa5968 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 53.788578][ T1494] RAX: ffffffffffffffda RBX: 00007fe8620bcf88 RCX: 00007fe861f8c1b8 [ 53.788579][ T1494] RDX: 00007fe861ec9a48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 53.788580][ T1494] RBP: 00007ffc94fa59c0 R08: 0000000000000000 R09: 0000000000000000 [ 53.788581][ T1494] R10: 00007ffc94fa5800 R11: 0000000000000246 R12: 0000000000000001 [ 53.788582][ T1494] R13: 0000000000000000 R14: 00007fe8620bb680 R15: 00007fe8620bcfa0 [ 53.788589][ T1494] [ 77.325999][ T2060] mptcp_connect (2060) used greatest stack depth: 23304 bytes left [ 77.326019][ T2060] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 77.326022][ T2060] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 2060, name: mptcp_connect [ 77.326023][ T2060] preempt_count: 2, expected: 0 [ 77.326024][ T2060] RCU nest depth: 0, expected: 0 [ 77.326025][ T2060] locks held by mptcp_connect/2060: 5, last CPU#3: [ 77.326027][ T2060] #0: ffffffffb54267b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 77.326040][ T2060] #1: ffffffffb558dcc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 77.326045][ T2060] #2: ffffffffb558dd38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 77.326049][ T2060] #3: ffffffffb54ad660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 77.326052][ T2060] #4: ffffffffb54ad560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 77.326057][ T2060] irq event stamp: 481928 [ 77.326058][ T2060] hardirqs last enabled at (481927): [] __down_trylock_console_sem+0x86/0xa0 [ 77.326060][ T2060] hardirqs last disabled at (481928): [] console_emit_next_record+0x3d4/0x4c0 [ 77.326062][ T2060] softirqs last enabled at (481154): [] handle_softirqs+0x67c/0x900 [ 77.326064][ T2060] softirqs last disabled at (480309): [] __irq_exit_rcu+0x145/0x1c0 [ 77.326066][ T2060] Preemption disabled at: [ 77.326066][ T2060] [<0000000000000000>] 0x0 [ 77.326073][ T2060] CPU: 3 UID: 0 PID: 2060 Comm: mptcp_connect Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 77.326077][ T2060] Tainted: [W]=WARN [ 77.326078][ T2060] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 77.326080][ T2060] Call Trace: [ 77.326081][ T2060] [ 77.326083][ T2060] dump_stack_lvl+0x6f/0xa0 [ 77.326089][ T2060] __might_resched.cold+0x1fe/0x2c1 [ 77.326094][ T2060] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 77.326097][ T2060] ? __kmalloc_noprof+0xdb/0x760 [ 77.326102][ T2060] __kmalloc_noprof+0x443/0x760 [ 77.326104][ T2060] ? alloc_buf.isra.0+0x4b/0x260 [ 77.326110][ T2060] ? do_raw_spin_unlock+0x59/0x250 [ 77.326113][ T2060] alloc_buf.isra.0+0x4b/0x260 [ 77.326117][ T2060] put_chars+0x1e1/0x2f0 [ 77.326120][ T2060] ? __send_to_port+0x420/0x420 [ 77.326122][ T2060] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 77.326126][ T2060] ? validate_chain+0x38b/0xc20 [ 77.326132][ T2060] hvc_console_print+0x292/0x780 [ 77.326139][ T2060] ? hvc_write+0x3a0/0x3a0 [ 77.326142][ T2060] ? rcu_is_watching+0x16/0xd0 [ 77.326144][ T2060] ? lock_acquire+0x13c/0x160 [ 77.326148][ T2060] console_emit_next_record+0x22f/0x4c0 [ 77.326151][ T2060] ? devkmsg_read+0x4b0/0x4b0 [ 77.326153][ T2060] ? console_flush_one_record+0x106/0x710 [ 77.326156][ T2060] ? rcu_is_watching+0x16/0xd0 [ 77.326158][ T2060] ? lock_acquire+0x13c/0x160 [ 77.326162][ T2060] console_flush_one_record+0x46f/0x710 [ 77.326166][ T2060] ? console_emit_next_record+0x4c0/0x4c0 [ 77.326168][ T2060] ? __lock_acquire+0x518/0xc20 [ 77.326173][ T2060] console_unlock+0xee/0x1f0 [ 77.326176][ T2060] ? console_flush_one_record+0x710/0x710 [ 77.326177][ T2060] ? rcu_is_watching+0x16/0xd0 [ 77.326179][ T2060] ? lock_acquire+0x60/0x160 [ 77.326183][ T2060] ? __down_trylock_console_sem+0x5e/0xa0 [ 77.326184][ T2060] ? vprintk_emit+0x320/0x3e0 [ 77.326188][ T2060] vprintk_emit+0x37c/0x3e0 [ 77.326191][ T2060] ? wake_up_klogd_work_func+0x90/0x90 [ 77.326193][ T2060] ? do_raw_spin_unlock+0x59/0x250 [ 77.326196][ T2060] ? __lock_acquire+0x518/0xc20 [ 77.326199][ T2060] _printk+0xc7/0x100 [ 77.326203][ T2060] ? snapshot_read.cold+0x21/0x21 [ 77.326206][ T2060] ? do_raw_spin_lock+0x131/0x280 [ 77.326213][ T2060] ? __rwlock_init+0x150/0x150 [ 77.326217][ T2060] ? do_raw_spin_lock+0x131/0x280 [ 77.326219][ T2060] do_exit.cold+0x82/0x9c [ 77.326223][ T2060] ? exit_notify+0x890/0x890 [ 77.326225][ T2060] ? __lock_release.isra.0+0x69/0x1a0 [ 77.326228][ T2060] ? rcu_is_watching+0x16/0xd0 [ 77.326232][ T2060] do_group_exit+0xb8/0x370 [ 77.326235][ T2060] __x64_sys_exit_group+0x3c/0x50 [ 77.326237][ T2060] x64_sys_call+0x1567/0x1570 [ 77.326239][ T2060] do_syscall_64+0xff/0x530 [ 77.326243][ T2060] ? exc_page_fault+0xee/0x100 [ 77.326246][ T2060] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 77.326249][ T2060] RIP: 0033:0x7fd44772f1b8 [ 77.326251][ T2060] Code: Unable to access opcode bytes at 0x7fd44772f18e. [ 77.326252][ T2060] RSP: 002b:00007ffc07834e18 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 77.326254][ T2060] RAX: ffffffffffffffda RBX: 00007fd44785ff88 RCX: 00007fd44772f1b8 [ 77.326256][ T2060] RDX: 00007fd44766ca48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 77.326257][ T2060] RBP: 00007ffc07834e70 R08: 0000000000000000 R09: 0000000000000000 [ 77.326257][ T2060] R10: 00007ffc07834cb0 R11: 0000000000000246 R12: 0000000000000001 [ 77.326258][ T2060] R13: 0000000000000000 R14: 00007fd44785e680 R15: 00007fd44785ffa0 [ 77.326265][ T2060]