[ 10.799859][ T176] netconsole: network logging started [ 10.799876][ T176] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.799878][ T176] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 176, name: modprobe [ 10.799880][ T176] preempt_count: 1, expected: 0 [ 10.799881][ T176] RCU nest depth: 0, expected: 0 [ 10.799882][ T176] locks held by modprobe/176: 4, last CPU#0: [ 10.799884][ T176] #0: ffffffff98f99cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.799896][ T176] #1: ffffffff98f99d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.799901][ T176] #2: ffffffff98e89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.799905][ T176] #3: ffffffff98e89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 10.799909][ T176] irq event stamp: 33108 [ 10.799910][ T176] hardirqs last enabled at (33107): [] __down_trylock_console_sem+0x86/0xa0 [ 10.799913][ T176] hardirqs last disabled at (33108): [] console_emit_next_record+0x3f8/0x4f0 [ 10.799915][ T176] softirqs last enabled at (32762): [] handle_softirqs+0x67c/0x900 [ 10.799919][ T176] softirqs last disabled at (31563): [] __irq_exit_rcu+0x145/0x1c0 [ 10.799921][ T176] Preemption disabled at: [ 10.799922][ T176] [] vprintk_emit+0x31b/0x3e0 [ 10.799927][ T176] CPU: 0 UID: 0 PID: 176 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.799931][ T176] Tainted: [W]=WARN [ 10.799932][ T176] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.799933][ T176] Call Trace: [ 10.799935][ T176] [ 10.799937][ T176] dump_stack_lvl+0x6f/0xa0 [ 10.799942][ T176] ? vprintk_emit+0x31b/0x3e0 [ 10.799944][ T176] __might_resched.cold+0x1fe/0x2c1 [ 10.799949][ T176] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.799953][ T176] ? __kmalloc_noprof+0xdb/0x760 [ 10.799959][ T176] __kmalloc_noprof+0x443/0x760 [ 10.799962][ T176] ? alloc_buf.isra.0+0x4b/0x260 [ 10.799968][ T176] ? do_raw_spin_unlock+0x59/0x250 [ 10.799971][ T176] alloc_buf.isra.0+0x4b/0x260 [ 10.799975][ T176] put_chars+0x1e1/0x2f0 [ 10.799978][ T176] ? __send_to_port+0x420/0x420 [ 10.799982][ T176] ? validate_chain+0x38b/0xc20 [ 10.799987][ T176] hvc_console_print+0x292/0x780 [ 10.799994][ T176] ? hvc_write+0x3a0/0x3a0 [ 10.799997][ T176] ? rcu_is_watching+0x16/0xd0 [ 10.800000][ T176] ? lock_acquire+0x13c/0x160 [ 10.800004][ T176] console_emit_next_record+0x252/0x4f0 [ 10.800008][ T176] ? devkmsg_read+0x4e0/0x4e0 [ 10.800013][ T176] ? rcu_is_watching+0x16/0xd0 [ 10.800015][ T176] ? lock_acquire+0x13c/0x160 [ 10.800019][ T176] console_flush_one_record+0x46f/0x710 [ 10.800024][ T176] ? console_emit_next_record+0x4f0/0x4f0 [ 10.800026][ T176] ? __lock_acquire+0x518/0xc20 [ 10.800031][ T176] console_unlock+0xee/0x1f0 [ 10.800034][ T176] ? console_flush_one_record+0x710/0x710 [ 10.800036][ T176] ? rcu_is_watching+0x16/0xd0 [ 10.800038][ T176] ? lock_acquire+0x60/0x160 [ 10.800042][ T176] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.800044][ T176] ? vprintk_emit+0x320/0x3e0 [ 10.800047][ T176] vprintk_emit+0x37c/0x3e0 [ 10.800050][ T176] ? wake_up_klogd_work_func+0x90/0x90 [ 10.800051][ T176] ? find_held_lock+0x2b/0x80 [ 10.800055][ T176] ? __lock_release.isra.0+0x69/0x1a0 [ 10.800056][ T176] ? fast_dput+0x316/0x540 [ 10.800061][ T176] ? cleanup_netconsole+0x1140/0x1140 [netconsole] [ 10.800065][ T176] _printk+0xc7/0x100 [ 10.800069][ T176] ? snapshot_read.cold+0x21/0x21 [ 10.800072][ T176] ? __up_write+0x2e5/0x5f0 [ 10.800075][ T176] ? cleanup_netconsole+0x1140/0x1140 [netconsole] [ 10.800079][ T176] ? configfs_register_subsystem+0x340/0x570 [ 10.800084][ T176] init_netconsole+0x4a8/0x1000 [netconsole] [ 10.800087][ T176] ? cleanup_netconsole+0x1140/0x1140 [netconsole] [ 10.800094][ T176] ? cleanup_netconsole+0x1140/0x1140 [netconsole] [ 10.800097][ T176] do_one_initcall+0x124/0x4f0 [ 10.800100][ T176] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 10.800105][ T176] ? do_init_module+0xae/0x8a0 [ 10.800107][ T176] ? kasan_unpoison+0x44/0x70 [ 10.800112][ T176] do_init_module+0x2ad/0x8a0 [ 10.800115][ T176] ? lockdep_hardirqs_on+0x91/0x130 [ 10.800119][ T176] ? free_module+0x470/0x470 [ 10.800122][ T176] ? kfree+0x123/0x590 [ 10.800126][ T176] load_module+0x1424/0x1bb0 [ 10.800133][ T176] ? layout_and_allocate.isra.0+0x680/0x680 [ 10.800137][ T176] ? __ia32_sys_fsconfig+0x180/0x180 [ 10.800140][ T176] ? add_chain_cache+0x12d/0x590 [ 10.800145][ T176] init_module_from_file+0x11f/0x1a0 [ 10.800148][ T176] ? __do_sys_init_module+0x220/0x220 [ 10.800155][ T176] ? __rwlock_init+0x150/0x150 [ 10.800159][ T176] ? do_raw_spin_unlock+0x59/0x250 [ 10.800167][ T176] idempotent_init_module+0x37b/0x7c0 [ 10.800170][ T176] ? init_module_from_file+0x1a0/0x1a0 [ 10.800176][ T176] ? rcu_is_watching+0x16/0xd0 [ 10.800178][ T176] ? cap_capable+0x1d7/0x3d0 [ 10.800183][ T176] __x64_sys_finit_module+0xdf/0x190 [ 10.800185][ T176] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 10.800189][ T176] do_syscall_64+0xff/0x530 [ 10.800191][ T176] ? exc_page_fault+0xee/0x100 [ 10.800194][ T176] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.800196][ T176] RIP: 0033:0x7fe8292c937d [ 10.800200][ T176] 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 [ 10.800202][ T176] RSP: 002b:00007ffcddba2b68 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 10.800204][ T176] RAX: ffffffffffffffda RBX: 000055d26fdf5700 RCX: 00007fe8292c937d [ 10.800206][ T176] RDX: 0000000000000000 RSI: 000055d252018ffd RDI: 0000000000000005 [ 10.800206][ T176] RBP: 00007ffcddba2c00 R08: 0000000000000000 R09: 0000000000000000 [ 10.800207][ T176] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d252018ffd [ 10.800208][ T176] R13: 000055d26fdf5810 R14: 0000000000040000 R15: 0000000000000000 [ 10.800215][ T176] [ 11.080646][ T181] netdevsim netdevsim21692 eni21692np1: renamed from eth0 [ 11.245532][ T181] netdevsim netdevsim30635 eni30635np1: renamed from eth0 [ 12.715706][ T175] printk: console [netcon_ext0] enabled [ 12.715843][ T175] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.715846][ T175] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 175, name: python3 [ 12.715848][ T175] preempt_count: 1, expected: 0 [ 12.715849][ T175] RCU nest depth: 0, expected: 0 [ 12.715850][ T175] locks held by python3/175: 10, last CPU#3: [ 12.715852][ T175] #0: ff110000021eceb0 (&f->f_pos_lock){+.+.}-{4:4}, at: fdget_pos+0x22c/0x310 [ 12.715866][ T175] #1: ff1100000a474430 (sb_writers#9){.+.+}-{0:0}, at: ksys_write+0x116/0x250 [ 12.715872][ T175] #2: ff1100000519b480 (&buffer->mutex){+.+.}-{4:4}, at: configfs_write_iter+0x71/0x4b0 [ 12.715878][ T175] #3: ff1100000d2a4cb0 (&p->frag_sem){.+.+}-{4:4}, at: configfs_write_iter+0x1db/0x4b0 [ 12.715882][ T175] #4: ffffffffc0017880 (dynamic_netconsole_mutex){+.+.}-{4:4}, at: enabled_store+0xa0/0x750 [netconsole] [ 12.715889][ T175] #5: ffffffff98f9a240 (console_mutex){+.+.}-{4:4}, at: register_console+0xe6/0xb60 [ 12.715894][ T175] #6: ffffffff98f99cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.715898][ T175] #7: ffffffff98f99d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.715903][ T175] #8: ffffffff98e89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.715907][ T175] #9: ffffffff98e89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 12.715912][ T175] irq event stamp: 386466 [ 12.715913][ T175] hardirqs last enabled at (386465): [] __down_trylock_console_sem+0x86/0xa0 [ 12.715917][ T175] hardirqs last disabled at (386466): [] console_emit_next_record+0x3f8/0x4f0 [ 12.715919][ T175] softirqs last enabled at (385120): [] handle_softirqs+0x67c/0x900 [ 12.715923][ T175] softirqs last disabled at (385115): [] __irq_exit_rcu+0x145/0x1c0 [ 12.715926][ T175] Preemption disabled at: [ 12.715927][ T175] [] vprintk_emit+0x31b/0x3e0 [ 12.715932][ T175] CPU: 3 UID: 0 PID: 175 Comm: python3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.715936][ T175] Tainted: [W]=WARN [ 12.715937][ T175] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.715939][ T175] Call Trace: [ 12.715940][ T175] [ 12.715942][ T175] dump_stack_lvl+0x6f/0xa0 [ 12.715949][ T175] ? vprintk_emit+0x31b/0x3e0 [ 12.715951][ T175] __might_resched.cold+0x1fe/0x2c1 [ 12.715956][ T175] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.715960][ T175] ? __kmalloc_noprof+0xdb/0x760 [ 12.715966][ T175] __kmalloc_noprof+0x443/0x760 [ 12.715969][ T175] ? alloc_buf.isra.0+0x4b/0x260 [ 12.715977][ T175] ? do_raw_spin_unlock+0x59/0x250 [ 12.715980][ T175] alloc_buf.isra.0+0x4b/0x260 [ 12.715984][ T175] put_chars+0x1e1/0x2f0 [ 12.715987][ T175] ? __send_to_port+0x420/0x420 [ 12.715989][ T175] ? printk_get_next_message+0x2fe/0x7d0 [ 12.715994][ T175] ? validate_chain+0x34a/0xc20 [ 12.715999][ T175] hvc_console_print+0x292/0x780 [ 12.716002][ T175] ? __lock_acquire+0x518/0xc20 [ 12.716004][ T175] ? __lock_acquire+0x518/0xc20 [ 12.716009][ T175] ? hvc_write+0x3a0/0x3a0 [ 12.716013][ T175] ? rcu_is_watching+0x16/0xd0 [ 12.716017][ T175] ? lock_acquire+0x13c/0x160 [ 12.716022][ T175] console_emit_next_record+0x252/0x4f0 [ 12.716026][ T175] ? devkmsg_read+0x4e0/0x4e0 [ 12.716031][ T175] ? rcu_is_watching+0x16/0xd0 [ 12.716033][ T175] ? lock_acquire+0x13c/0x160 [ 12.716038][ T175] console_flush_one_record+0x46f/0x710 [ 12.716043][ T175] ? console_emit_next_record+0x4f0/0x4f0 [ 12.716045][ T175] ? __lock_acquire+0x518/0xc20 [ 12.716051][ T175] console_unlock+0xee/0x1f0 [ 12.716055][ T175] ? console_flush_one_record+0x710/0x710 [ 12.716057][ T175] ? rcu_is_watching+0x16/0xd0 [ 12.716059][ T175] ? lock_acquire+0x60/0x160 [ 12.716063][ T175] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.716065][ T175] ? vprintk_emit+0x320/0x3e0 [ 12.716068][ T175] vprintk_emit+0x37c/0x3e0 [ 12.716072][ T175] ? wake_up_klogd_work_func+0x90/0x90 [ 12.716078][ T175] _printk+0xc7/0x100 [ 12.716083][ T175] ? snapshot_read.cold+0x21/0x21 [ 12.716087][ T175] ? mark_held_locks+0x40/0x70 [ 12.716090][ T175] ? lockdep_hardirqs_on+0x91/0x130 [ 12.716096][ T175] register_console+0x8a0/0xb60 [ 12.716100][ T175] ? get_init_console_seq.constprop.0.isra.0+0x290/0x290 [ 12.716102][ T175] ? rcu_is_watching+0x16/0xd0 [ 12.716110][ T175] enabled_store+0x623/0x750 [netconsole] [ 12.716113][ T175] ? __kasan_kmalloc+0x7b/0x90 [ 12.716117][ T175] ? netconsole_write_ext+0x20/0x20 [netconsole] [ 12.716119][ T175] ? down_write_killable_nested+0x270/0x270 [ 12.716122][ T175] ? __kmalloc_cache_noprof+0x201/0x620 [ 12.716125][ T175] ? configfs_write_iter+0x336/0x4b0 [ 12.716129][ T175] ? netconsole_write_ext+0x20/0x20 [netconsole] [ 12.716131][ T175] configfs_write_iter+0x2c0/0x4b0 [ 12.716134][ T175] ? configfs_bin_write_iter+0x530/0x530 [ 12.716137][ T175] new_sync_write+0x33e/0x760 [ 12.716141][ T175] ? __lock_acquire+0x518/0xc20 [ 12.716144][ T175] ? new_sync_read+0x750/0x750 [ 12.716148][ T175] ? lock_acquire.part.0+0xd4/0x280 [ 12.716150][ T175] ? ksys_write+0x116/0x250 [ 12.716157][ T175] vfs_write+0x6a2/0xbd0 [ 12.716161][ T175] ksys_write+0x116/0x250 [ 12.716164][ T175] ? __ia32_sys_read+0xc0/0xc0 [ 12.716167][ T175] ? rcu_is_watching+0x16/0xd0 [ 12.716170][ T175] do_syscall_64+0xff/0x530 [ 12.716173][ T175] ? exc_page_fault+0xee/0x100 [ 12.716183][ T175] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.716185][ T175] RIP: 0033:0x7f405f0d4312 [ 12.716189][ T175] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 [ 12.716191][ T175] RSP: 002b:00007ffe64788628 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 12.716194][ T175] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f405f0d4312 [ 12.716196][ T175] RDX: 0000000000000001 RSI: 000055c7e3d69f10 RDI: 0000000000000010 [ 12.716197][ T175] RBP: 00007ffe64788650 R08: 0000000000000000 R09: 0000000000000000 [ 12.716198][ T175] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f405ef41390 [ 12.716199][ T175] R13: 000055c7e3d69f10 R14: 0000000000000010 R15: 00007f405eecd0d0 [ 12.716207][ T175] [ 12.740761][ T175] netconsole: netconsole: local port 1514 [ 12.741096][ T175] netconsole: netconsole: local IPv6 address 2001:db8::1 [ 12.741439][ T175] netconsole: netconsole: interface name 'eni21692np1' [ 12.741701][ T175] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 12.742023][ T175] netconsole: netconsole: remote port 6666 [ 12.742295][ T175] netconsole: netconsole: remote IPv6 address 2001:db8::2 [ 12.742604][ T175] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 12.760197][ T175] netconsole: network logging started [ 12.764671][ T175] netcons test #0-0 [ 12.764671][ T175] netcons test #0-1 [ 12.764671][ T175] netcons test #0-2 [ 12.764671][ T175] netcons test #0-3 [ 12.764671][ T175] netcons test #0-4 [ 12.764671][ T175] netcons test #0-5 [ 12.764671][ T175] netcons test #0-6 [ 12.764671][ T175] netcons test #0-7 [ 12.764671][ T175] netcons test #0-8 [ 12.764671][ T175] netcons test #0-9 [ 12.764671][ T175] netcons test #0-10 [ 12.764671][ T175] netcons test #0-11 [ 12.764671][ T175] netcons test #0-12 [ 12.764671][ T175] netcons test #0-13 [ 12.764671][ T175] netcons test #0-14 [ 12.764671][ T175] netcons test #0-15 [ 12.764671][ T175] netcons test #0-16 [ 12.764671][ T175] netcons test #0-17 [ 12.764671][ T175] netcons test #0-18 [ 12.764671][ T175] netcons test #0-19 [ 12.764671][ T175] netcons test #0-20 [ 12.764671][ T175] netcons test #0-21 [ 12.764671][ T175] netcons test #0-22 [ 12.764671][ T175] netcons test #0-23 [ 12.764671][ T175] netcons test #0-24 [ 12.764671][ T175] netcons test #0-25 [ 12.764671][ T175] netcons test #0-26 [ 12.764671][ T175] netcons test #0-27 [ 12.764671][ T175] netcons test #0-28 [ 12.764671][ T175] netcons test #0-29 [ 12.764671][ T175] netcons test #0-30 [ 12.764671][ T175] netcons test #0-31 [ 12.764671][ T175] netcons test #0-32 [ 12.764671][ T175] netcons test #0-33 [ 12.764671][ T175] netcons test #0-34 [ 12.764671][ T175] netcons test #0-35 [ 12.764671][ T175] netcons test #0-36 [ 12.764671][ T175] netcons test #0-37 [ 12.764671][ T175] netcons test #0-38 [ 12.764671][ T175] netcons test #0-39 [ 12.777826][ T175] netconsole: netconsole: local port 1514 [ 12.778062][ T175] netconsole: netconsole: local IPv6 address 2001:db8::1 [ 12.778335][ T175] netconsole: netconsole: interface name 'eni21692np1' [ 12.778599][ T175] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 12.778917][ T175] netconsole: netconsole: remote port 6666 [ 12.779182][ T175] netconsole: netconsole: remote IPv6 address 2001:db8::2 [ 12.779450][ T175] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 12.789502][ T175] netconsole: network logging started [ 13.196773][ T175] netcons test #1-0 [ 13.196773][ T175] netcons test #1-1 [ 13.196773][ T175] netcons test #1-2 [ 13.196773][ T175] netcons test #1-3 [ 13.196773][ T175] netcons test #1-4 [ 13.196773][ T175] netcons test #1-5 [ 13.196773][ T175] netcons test #1-6 [ 13.196773][ T175] netcons test #1-7 [ 13.196773][ T175] netcons test #1-8 [ 13.196773][ T175] netcons test #1-9 [ 13.196773][ T175] netcons test #1-10 [ 13.196773][ T175] netcons test #1-11 [ 13.196773][ T175] netcons test #1-12 [ 13.196773][ T175] netcons test #1-13 [ 13.196773][ T175] netcons test #1-14 [ 13.196773][ T175] netcons test #1-15 [ 13.196773][ T175] netcons test #1-16 [ 13.196773][ T175] netcons test #1-17 [ 13.196773][ T175] netcons test #1-18 [ 13.196773][ T175] netcons test #1-19 [ 13.196773][ T175] netcons test #1-20 [ 13.196773][ T175] netcons test #1-21 [ 13.196773][ T175] netcons test #1-22 [ 13.196773][ T175] netcons test #1-23 [ 13.196773][ T175] netcons test #1-24 [ 13.196773][ T175] netcons test #1-25 [ 13.196773][ T175] netcons test #1-26 [ 13.196773][ T175] netcons test #1-27 [ 13.196773][ T175] netcons test #1-28 [ 13.196773][ T175] netcons test #1-29 [ 13.196773][ T175] netcons test #1-30 [ 13.196773][ T175] netcons test #1-31 [ 13.196773][ T175] netcons test #1-32 [ 13.196773][ T175] netcons test #1-33 [ 13.196773][ T175] netcons test #1-34 [ 13.196773][ T175] netcons test #1-35 [ 13.196773][ T175] netcons test #1-36 [ 13.196773][ T175] netcons test #1-37 [ 13.196773][ T175] netcons test #1-38 [ 13.196773][ T175] netcons test #1-39 [ 13.222907][ T175] netconsole: netconsole: local port 1514 [ 13.223197][ T175] netconsole: netconsole: local IPv6 address 2001:db8::1 [ 13.223535][ T175] netconsole: netconsole: interface name 'eni21692np1' [ 13.223960][ T175] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 13.224338][ T175] netconsole: netconsole: remote port 6666 [ 13.224691][ T175] netconsole: netconsole: remote IPv6 address 2001:db8::2 [ 13.225114][ T175] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 13.237926][ T175] netconsole: network logging started [ 13.655872][ T175] netcons test #2-0 [ 13.655872][ T175] netcons test #2-1 [ 13.655872][ T175] netcons test #2-2 [ 13.655872][ T175] netcons test #2-3 [ 13.655872][ T175] netcons test #2-4 [ 13.655872][ T175] netcons test #2-5 [ 13.655872][ T175] netcons test #2-6 [ 13.655872][ T175] netcons test #2-7 [ 13.655872][ T175] netcons test #2-8 [ 13.655872][ T175] netcons test #2-9 [ 13.655872][ T175] netcons test #2-10 [ 13.655872][ T175] netcons test #2-11 [ 13.655872][ T175] netcons test #2-12 [ 13.655872][ T175] netcons test #2-13 [ 13.655872][ T175] netcons test #2-14 [ 13.655872][ T175] netcons test #2-15 [ 13.655872][ T175] netcons test #2-16 [ 13.655872][ T175] netcons test #2-17 [ 13.655872][ T175] netcons test #2-18 [ 13.655872][ T175] netcons test #2-19 [ 13.655872][ T175] netcons test #2-20 [ 13.655872][ T175] netcons test #2-21 [ 13.655872][ T175] netcons test #2-22 [ 13.655872][ T175] netcons test #2-23 [ 13.655872][ T175] netcons test #2-24 [ 13.655872][ T175] netcons test #2-25 [ 13.655872][ T175] netcons test #2-26 [ 13.655872][ T175] netcons test #2-27 [ 13.655872][ T175] netcons test #2-28 [ 13.655872][ T175] netcons test #2-29 [ 13.655872][ T175] netcons test #2-30 [ 13.655872][ T175] netcons test #2-31 [ 13.655872][ T175] netcons test #2-32 [ 13.655872][ T175] netcons test #2-33 [ 13.655872][ T175] netcons test #2-34 [ 13.655872][ T175] netcons test #2-35 [ 13.655872][ T175] netcons test #2-36 [ 13.655872][ T175] netcons test #2-37 [ 13.655872][ T175] netcons test #2-38 [ 13.655872][ T175] netcons test #2-39 [ 13.663904][ T175] netconsole: netconsole: local port 1514 [ 13.664192][ T175] netconsole: netconsole: local IPv6 address 2001:db8::1 [ 13.664525][ T175] netconsole: netconsole: interface name 'eni21692np1' [ 13.664862][ T175] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 13.665233][ T175] netconsole: netconsole: remote port 6666 [ 13.665558][ T175] netconsole: netconsole: remote IPv6 address 2001:db8::2 [ 13.665878][ T175] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 13.719657][ T175] netconsole: network logging started [ 13.719671][ T175] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 13.719673][ T175] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 175, name: python3 [ 13.719675][ T175] preempt_count: 1, expected: 0 [ 13.719676][ T175] RCU nest depth: 0, expected: 0 [ 13.719677][ T175] locks held by python3/175: 9, last CPU#2: [ 13.719680][ T175] #0: ff110000054bebf0 (&f->f_pos_lock){+.+.}-{4:4}, at: fdget_pos+0x22c/0x310 [ 13.719692][ T175] #1: ff1100000a474430 (sb_writers#9){.+.+}-{0:0}, at: ksys_write+0x116/0x250 [ 13.719698][ T175] #2: ff110000054e8780 (&buffer->mutex){+.+.}-{4:4}, at: configfs_write_iter+0x71/0x4b0 [ 13.719705][ T175] #3: ff11000009373130 (&p->frag_sem){++++}-{4:4}, at: configfs_write_iter+0x1db/0x4b0 [ 13.719708][ T175] #4: ffffffffc0017880 (dynamic_netconsole_mutex){+.+.}-{4:4}, at: enabled_store+0xa0/0x750 [netconsole] [ 13.719716][ T175] #5: ffffffff98f99cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 13.719721][ T175] #6: ffffffff98f99d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 13.719728][ T175] #7: ffffffff98e89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 13.719734][ T175] #8: ffffffff98e89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 13.719739][ T175] irq event stamp: 420644 [ 13.719741][ T175] hardirqs last enabled at (420643): [] __down_trylock_console_sem+0x86/0xa0 [ 13.719744][ T175] hardirqs last disabled at (420644): [] console_emit_next_record+0x3f8/0x4f0 [ 13.719747][ T175] softirqs last enabled at (420588): [] __alloc_skb+0x4c5/0x5f0 [ 13.719751][ T175] softirqs last disabled at (420586): [] __alloc_skb+0x4c5/0x5f0 [ 13.719754][ T175] Preemption disabled at: [ 13.719754][ T175] [] vprintk_emit+0x31b/0x3e0 [ 13.719760][ T175] CPU: 2 UID: 0 PID: 175 Comm: python3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 13.719763][ T175] Tainted: [W]=WARN [ 13.719764][ T175] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.719766][ T175] Call Trace: [ 13.719768][ T175] [ 13.719770][ T175] dump_stack_lvl+0x6f/0xa0 [ 13.719776][ T175] ? vprintk_emit+0x31b/0x3e0 [ 13.719778][ T175] __might_resched.cold+0x1fe/0x2c1 [ 13.719783][ T175] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 13.719787][ T175] ? __kmalloc_noprof+0xdb/0x760 [ 13.719792][ T175] __kmalloc_noprof+0x443/0x760 [ 13.719795][ T175] ? alloc_buf.isra.0+0x4b/0x260 [ 13.719802][ T175] ? do_raw_spin_unlock+0x59/0x250 [ 13.719805][ T175] alloc_buf.isra.0+0x4b/0x260 [ 13.719808][ T175] put_chars+0x1e1/0x2f0 [ 13.719812][ T175] ? __send_to_port+0x420/0x420 [ 13.719814][ T175] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 13.719818][ T175] ? rcu_read_lock_any_held+0x3c/0x90 [ 13.719821][ T175] ? validate_chain+0x38b/0xc20 [ 13.719827][ T175] hvc_console_print+0x292/0x780 [ 13.719830][ T175] ? __lock_acquire+0x518/0xc20 [ 13.719835][ T175] ? hvc_write+0x3a0/0x3a0 [ 13.719839][ T175] ? rcu_is_watching+0x16/0xd0 [ 13.719844][ T175] console_emit_next_record+0x252/0x4f0 [ 13.719848][ T175] ? devkmsg_read+0x4e0/0x4e0 [ 13.719853][ T175] ? rcu_is_watching+0x16/0xd0 [ 13.719855][ T175] ? lock_acquire+0x13c/0x160 [ 13.719860][ T175] console_flush_one_record+0x46f/0x710 [ 13.719865][ T175] ? console_emit_next_record+0x4f0/0x4f0 [ 13.719867][ T175] ? __lock_acquire+0x518/0xc20 [ 13.719873][ T175] console_unlock+0xee/0x1f0 [ 13.719876][ T175] ? console_flush_one_record+0x710/0x710 [ 13.719878][ T175] ? rcu_is_watching+0x16/0xd0 [ 13.719880][ T175] ? lock_acquire+0x60/0x160 [ 13.719884][ T175] ? __down_trylock_console_sem+0x5e/0xa0 [ 13.719886][ T175] ? vprintk_emit+0x320/0x3e0 [ 13.719889][ T175] vprintk_emit+0x37c/0x3e0 [ 13.719893][ T175] ? wake_up_klogd_work_func+0x90/0x90 [ 13.719895][ T175] ? rcu_gp_is_expedited+0x54/0x70 [ 13.719897][ T175] ? synchronize_rcu+0x22e/0x350 [ 13.719902][ T175] _printk+0xc7/0x100 [ 13.719906][ T175] ? snapshot_read.cold+0x21/0x21 [ 13.719908][ T175] ? __lock_release.isra.0+0x69/0x1a0 [ 13.719912][ T175] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 13.719914][ T175] ? lockdep_hardirqs_on+0x91/0x130 [ 13.719918][ T175] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 13.719921][ T175] ? __free_object+0x2ad/0x490 [ 13.719926][ T175] enabled_store.cold+0x178/0x1ae [netconsole] [ 13.719929][ T175] ? __kasan_kmalloc+0x7b/0x90 [ 13.719933][ T175] ? netconsole_write_ext+0x20/0x20 [netconsole] [ 13.719936][ T175] ? down_write_killable_nested+0x270/0x270 [ 13.719938][ T175] ? __kmalloc_cache_noprof+0x201/0x620 [ 13.719941][ T175] ? configfs_write_iter+0x336/0x4b0 [ 13.719945][ T175] ? netconsole_write_ext+0x20/0x20 [netconsole] [ 13.719947][ T175] configfs_write_iter+0x2c0/0x4b0 [ 13.719950][ T175] ? configfs_bin_write_iter+0x530/0x530 [ 13.719953][ T175] new_sync_write+0x33e/0x760 [ 13.719956][ T175] ? __lock_acquire+0x518/0xc20 [ 13.719960][ T175] ? new_sync_read+0x750/0x750 [ 13.719964][ T175] ? lock_acquire.part.0+0xd4/0x280 [ 13.719966][ T175] ? ksys_write+0x116/0x250 [ 13.719973][ T175] vfs_write+0x6a2/0xbd0 [ 13.719977][ T175] ksys_write+0x116/0x250 [ 13.719980][ T175] ? __ia32_sys_read+0xc0/0xc0 [ 13.719983][ T175] ? rcu_is_watching+0x16/0xd0 [ 13.719986][ T175] do_syscall_64+0xff/0x530 [ 13.719989][ T175] ? irq_exit_rcu+0x1a/0x30 [ 13.719993][ T175] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 13.719996][ T175] RIP: 0033:0x7f405f0d4312 [ 13.720000][ T175] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 [ 13.720001][ T175] RSP: 002b:00007ffe64788628 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 13.720005][ T175] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f405f0d4312 [ 13.720006][ T175] RDX: 0000000000000001 RSI: 000055c7e3d69f10 RDI: 000000000000000b [ 13.720007][ T175] RBP: 00007ffe64788650 R08: 0000000000000000 R09: 0000000000000000 [ 13.720008][ T175] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f405ef41390 [ 13.720009][ T175] R13: 000055c7e3d69f10 R14: 000000000000000b R15: 00007f405eecd0d0 [ 13.720017][ T175] [ 14.175313][ T175] netcons test #3-0 [ 14.175313][ T175] netcons test #3-1 [ 14.175313][ T175] netcons test #3-2 [ 14.175313][ T175] netcons test #3-3 [ 14.175313][ T175] netcons test #3-4 [ 14.175313][ T175] netcons test #3-5 [ 14.175313][ T175] netcons test #3-6 [ 14.175313][ T175] netcons test #3-7 [ 14.175313][ T175] netcons test #3-8 [ 14.175313][ T175] netcons test #3-9 [ 14.175313][ T175] netcons test #3-10 [ 14.175313][ T175] netcons test #3-11 [ 14.175313][ T175] netcons test #3-12 [ 14.175313][ T175] netcons test #3-13 [ 14.175313][ T175] netcons test #3-14 [ 14.175313][ T175] netcons test #3-15 [ 14.175313][ T175] netcons test #3-16 [ 14.175313][ T175] netcons test #3-17 [ 14.175313][ T175] netcons test #3-18 [ 14.175313][ T175] netcons test #3-19 [ 14.175313][ T175] netcons test #3-20 [ 14.175313][ T175] netcons test #3-21 [ 14.175313][ T175] netcons test #3-22 [ 14.175313][ T175] netcons test #3-23 [ 14.175313][ T175] netcons test #3-24 [ 14.175313][ T175] netcons test #3-25 [ 14.175313][ T175] netcons test #3-26 [ 14.175313][ T175] netcons test #3-27 [ 14.175313][ T175] netcons test #3-28 [ 14.175313][ T175] netcons test #3-29 [ 14.175313][ T175] netcons test #3-30 [ 14.175313][ T175] netcons test #3-31 [ 14.175313][ T175] netcons test #3-32 [ 14.175313][ T175] netcons test #3-33 [ 14.175313][ T175] netcons test #3-34 [ 14.175313][ T175] netcons test #3-35 [ 14.175313][ T175] netcons test #3-36 [ 14.175313][ T175] netcons test #3-37 [ 14.175313][ T175] netcons test #3-38 [ 14.175313][ T175] netcons test #3-39 [ 14.186635][ T175] netconsole: netconsole: local port 1514 [ 14.186888][ T175] netconsole: netconsole: local IPv6 address 2001:db8::1 [ 14.187161][ T175] netconsole: netconsole: interface name 'eni21692np1' [ 14.187451][ T175] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 14.187773][ T175] netconsole: netconsole: remote port 6666 [ 14.188041][ T175] netconsole: netconsole: remote IPv6 address 2001:db8::2 [ 14.188320][ T175] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 14.203996][ T175] netconsole: network logging started [ 14.214917][ T253] NOTICE: Automounting of tracing to debugfs is deprecated and will be removed in 2030 [ 14.610715][ T175] netcons test #4-0 [ 14.610715][ T175] netcons test #4-1 [ 14.610715][ T175] netcons test #4-2 [ 14.610715][ T175] netcons test #4-3 [ 14.610715][ T175] netcons test #4-4 [ 14.610715][ T175] netcons test #4-5 [ 14.610715][ T175] netcons test #4-6 [ 14.610715][ T175] netcons test #4-7 [ 14.610715][ T175] netcons test #4-8 [ 14.610715][ T175] netcons test #4-9 [ 14.610715][ T175] netcons test #4-10 [ 14.610715][ T175] netcons test #4-11 [ 14.610715][ T175] netcons test #4-12 [ 14.610715][ T175] netcons test #4-13 [ 14.610715][ T175] netcons test #4-14 [ 14.610715][ T175] netcons test #4-15 [ 14.610715][ T175] netcons test #4-16 [ 14.610715][ T175] netcons test #4-17 [ 14.610715][ T175] netcons test #4-18 [ 14.610715][ T175] netcons test #4-19 [ 14.610715][ T175] netcons test #4-20 [ 14.610715][ T175] netcons test #4-21 [ 14.610715][ T175] netcons test #4-22 [ 14.610715][ T175] netcons test #4-23 [ 14.610715][ T175] netcons test #4-24 [ 14.610715][ T175] netcons test #4-25 [ 14.610715][ T175] netcons test #4-26 [ 14.610715][ T175] netcons test #4-27 [ 14.610715][ T175] netcons test #4-28 [ 14.610715][ T175] netcons test #4-29 [ 14.610715][ T175] netcons test #4-30 [ 14.610715][ T175] netcons test #4-31 [ 14.610715][ T175] netcons test #4-32 [ 14.610715][ T175] netcons test #4-33 [ 14.610715][ T175] netcons test #4-34 [ 14.610715][ T175] netcons test #4-35 [ 14.610715][ T175] netcons test #4-36 [ 14.610715][ T175] netcons test #4-37 [ 14.610715][ T175] netcons test #4-38 [ 14.610715][ T175] netcons test #4-39 [ 14.637129][ T175] netconsole: netconsole: local port 1514 [ 14.637661][ T175] netconsole: netconsole: local IPv6 address 2001:db8::1 [ 14.638252][ T175] netconsole: netconsole: interface name 'eni21692np1' [ 14.638846][ T175] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 14.639533][ T175] netconsole: netconsole: remote port 6666 [ 14.640106][ T175] netconsole: netconsole: remote IPv6 address 2001:db8::2 [ 14.640825][ T175] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 14.658681][ T175] netconsole: network logging started [ 15.087061][ T175] netcons test #5-0 [ 15.087061][ T175] netcons test #5-1 [ 15.087061][ T175] netcons test #5-2 [ 15.087061][ T175] netcons test #5-3 [ 15.087061][ T175] netcons test #5-4 [ 15.087061][ T175] netcons test #5-5 [ 15.087061][ T175] netcons test #5-6 [ 15.087061][ T175] netcons test #5-7 [ 15.087061][ T175] netcons test #5-8 [ 15.087061][ T175] netcons test #5-9 [ 15.087061][ T175] netcons test #5-10 [ 15.087061][ T175] netcons test #5-11 [ 15.087061][ T175] netcons test #5-12 [ 15.087061][ T175] netcons test #5-13 [ 15.087061][ T175] netcons test #5-14 [ 15.087061][ T175] netcons test #5-15 [ 15.087061][ T175] netcons test #5-16 [ 15.087061][ T175] netcons test #5-17 [ 15.087061][ T175] netcons test #5-18 [ 15.087061][ T175] netcons test #5-19 [ 15.087061][ T175] netcons test #5-20 [ 15.087061][ T175] netcons test #5-21 [ 15.087061][ T175] netcons test #5-22 [ 15.087061][ T175] netcons test #5-23 [ 15.087061][ T175] netcons test #5-24 [ 15.087061][ T175] netcons test #5-25 [ 15.087061][ T175] netcons test #5-26 [ 15.087061][ T175] netcons test #5-27 [ 15.087061][ T175] netcons test #5-28 [ 15.087061][ T175] netcons test #5-29 [ 15.087061][ T175] netcons test #5-30 [ 15.087061][ T175] netcons test #5-31 [ 15.087061][ T175] netcons test #5-32 [ 15.087061][ T175] netcons test #5-33 [ 15.087061][ T175] netcons test #5-34 [ 15.087061][ T175] netcons test #5-35 [ 15.087061][ T175] netcons test #5-36 [ 15.087061][ T175] netcons test #5-37 [ 15.087061][ T175] netcons test #5-38 [ 15.087061][ T175] netcons test #5-39 [ 15.087091][ T175] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 15.087094][ T175] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 175, name: python3 [ 15.087096][ T175] preempt_count: 1, expected: 0 [ 15.087097][ T175] RCU nest depth: 0, expected: 0 [ 15.087098][ T175] locks held by python3/175: 4, last CPU#1: [ 15.087100][ T175] #0: ffffffff98f99cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 15.087114][ T175] #1: ffffffff98f99d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 15.087120][ T175] #2: ffffffff98e89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 15.087125][ T175] #3: ffffffff98e89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 15.087129][ T175] irq event stamp: 455634 [ 15.087131][ T175] hardirqs last enabled at (455633): [] __down_trylock_console_sem+0x86/0xa0 [ 15.087135][ T175] hardirqs last disabled at (455634): [] console_emit_next_record+0x3f8/0x4f0 [ 15.087137][ T175] softirqs last enabled at (454404): [] handle_softirqs+0x67c/0x900 [ 15.087140][ T175] softirqs last disabled at (453913): [] __irq_exit_rcu+0x145/0x1c0 [ 15.087143][ T175] Preemption disabled at: [ 15.087144][ T175] [] vprintk_emit+0x31b/0x3e0 [ 15.087149][ T175] CPU: 1 UID: 0 PID: 175 Comm: python3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 15.087153][ T175] Tainted: [W]=WARN [ 15.087154][ T175] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.087156][ T175] Call Trace: [ 15.087157][ T175] [ 15.087159][ T175] dump_stack_lvl+0x6f/0xa0 [ 15.087165][ T175] ? vprintk_emit+0x31b/0x3e0 [ 15.087167][ T175] __might_resched.cold+0x1fe/0x2c1 [ 15.087172][ T175] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 15.087176][ T175] ? __kmalloc_noprof+0xdb/0x760 [ 15.087182][ T175] __kmalloc_noprof+0x443/0x760 [ 15.087184][ T175] ? alloc_buf.isra.0+0x4b/0x260 [ 15.087191][ T175] ? do_raw_spin_unlock+0x59/0x250 [ 15.087202][ T175] alloc_buf.isra.0+0x4b/0x260 [ 15.087206][ T175] put_chars+0x1e1/0x2f0 [ 15.087210][ T175] ? __send_to_port+0x420/0x420 [ 15.087212][ T175] ? printk_get_next_message+0x2fe/0x7d0 [ 15.087215][ T175] ? rcu_read_lock_any_held+0x3c/0x90 [ 15.087219][ T175] ? validate_chain+0x38b/0xc20 [ 15.087224][ T175] hvc_console_print+0x292/0x780 [ 15.087227][ T175] ? __lock_acquire+0x518/0xc20 [ 15.087229][ T175] ? __lock_acquire+0x518/0xc20 [ 15.087234][ T175] ? hvc_write+0x3a0/0x3a0 [ 15.087238][ T175] ? rcu_is_watching+0x16/0xd0 [ 15.087240][ T175] ? lock_acquire+0x13c/0x160 [ 15.087244][ T175] console_emit_next_record+0x252/0x4f0 [ 15.087248][ T175] ? devkmsg_read+0x4e0/0x4e0 [ 15.087253][ T175] ? rcu_is_watching+0x16/0xd0 [ 15.087255][ T175] ? lock_acquire+0x13c/0x160 [ 15.087259][ T175] console_flush_one_record+0x46f/0x710 [ 15.087263][ T175] ? console_emit_next_record+0x4f0/0x4f0 [ 15.087265][ T175] ? __lock_acquire+0x518/0xc20 [ 15.087271][ T175] console_unlock+0xee/0x1f0 [ 15.087274][ T175] ? console_flush_one_record+0x710/0x710 [ 15.087276][ T175] ? rcu_is_watching+0x16/0xd0 [ 15.087278][ T175] ? lock_acquire+0x60/0x160 [ 15.087282][ T175] ? __down_trylock_console_sem+0x5e/0xa0 [ 15.087284][ T175] ? vprintk_emit+0x320/0x3e0 [ 15.087287][ T175] vprintk_emit+0x37c/0x3e0 [ 15.087290][ T175] ? wake_up_klogd_work_func+0x90/0x90 [ 15.087292][ T175] ? _copy_from_iter+0x1bb/0x1810 [ 15.087298][ T175] devkmsg_emit.constprop.0+0xbc/0xf1 [ 15.087301][ T175] ? vprintk_emit.cold+0x107/0x107 [ 15.087305][ T175] ? __kmalloc_noprof+0x302/0x760 [ 15.087308][ T175] ? idr_get_free+0x830/0x830 [ 15.087312][ T175] ? devkmsg_write+0xd1/0x2c0 [ 15.087314][ T175] ? _copy_from_iter+0x1bb/0x1810 [ 15.087317][ T175] devkmsg_write.cold+0x5a/0x8b [ 15.087320][ T175] ? vprintk_default+0x20/0x20 [ 15.087322][ T175] ? cp_old_stat+0x4d0/0x4d0 [ 15.087325][ T175] ? __lock_release.isra.0+0x69/0x1a0 [ 15.087328][ T175] ? vprintk_default+0x20/0x20 [ 15.087331][ T175] new_sync_write+0x33e/0x760 [ 15.087336][ T175] ? new_sync_read+0x750/0x750 [ 15.087340][ T175] ? __lock_release.isra.0+0x69/0x1a0 [ 15.087345][ T175] ? __fget_files+0x1e3/0x460 [ 15.087349][ T175] vfs_write+0x6a2/0xbd0 [ 15.087353][ T175] ksys_write+0x116/0x250 [ 15.087356][ T175] ? __ia32_sys_read+0xc0/0xc0 [ 15.087358][ T175] ? rcu_is_watching+0x16/0xd0 [ 15.087362][ T175] do_syscall_64+0xff/0x530 [ 15.087364][ T175] ? common_interrupt+0x5a/0xf0 [ 15.087367][ T175] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 15.087369][ T175] RIP: 0033:0x7f405f0d4312 [ 15.087374][ T175] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 [ 15.087376][ T175] RSP: 002b:00007ffe64788628 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 15.087379][ T175] RAX: ffffffffffffffda RBX: 00000000000002ee RCX: 00007f405f0d4312 [ 15.087380][ T175] RDX: 00000000000002ee RSI: 000055c7e3d69f10 RDI: 000000000000000b [ 15.087382][ T175] RBP: 00007ffe64788650 R08: 0000000000000000 R09: 0000000000000000 [ 15.087383][ T175] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f405ef41390 [ 15.087384][ T175] R13: 000055c7e3d69f10 R14: 000000000000000b R15: 00007f405eecd0d0 [ 15.087394][ T175] [ 15.137986][ T175] netconsole: netconsole: local port 1514 [ 15.138291][ T175] netconsole: netconsole: local IPv6 address 2001:db8::1 [ 15.138710][ T175] netconsole: netconsole: interface name 'eni21692np1' [ 15.139250][ T175] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 15.139644][ T175] netconsole: netconsole: remote port 6666 [ 15.139988][ T175] netconsole: netconsole: remote IPv6 address 2001:db8::2 [ 15.140325][ T175] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 15.152436][ T175] netconsole: network logging started [ 15.699659][ T175] netcons test #6-0 [ 15.699659][ T175] netcons test #6-1 [ 15.699659][ T175] netcons test #6-2 [ 15.699659][ T175] netcons test #6-3 [ 15.699659][ T175] netcons test #6-4 [ 15.699659][ T175] netcons test #6-5 [ 15.699659][ T175] netcons test #6-6 [ 15.699659][ T175] netcons test #6-7 [ 15.699659][ T175] netcons test #6-8 [ 15.699659][ T175] netcons test #6-9 [ 15.699659][ T175] netcons test #6-10 [ 15.699659][ T175] netcons test #6-11 [ 15.699659][ T175] netcons test #6-12 [ 15.699659][ T175] netcons test #6-13 [ 15.699659][ T175] netcons test #6-14 [ 15.699659][ T175] netcons test #6-15 [ 15.699659][ T175] netcons test #6-16 [ 15.699659][ T175] netcons test #6-17 [ 15.699659][ T175] netcons test #6-18 [ 15.699659][ T175] netcons test #6-19 [ 15.699659][ T175] netcons test #6-20 [ 15.699659][ T175] netcons test #6-21 [ 15.699659][ T175] netcons test #6-22 [ 15.699659][ T175] netcons test #6-23 [ 15.699659][ T175] netcons test #6-24 [ 15.699659][ T175] netcons test #6-25 [ 15.699659][ T175] netcons test #6-26 [ 15.699659][ T175] netcons test #6-27 [ 15.699659][ T175] netcons test #6-28 [ 15.699659][ T175] netcons test #6-29 [ 15.699659][ T175] netcons test #6-30 [ 15.699659][ T175] netcons test #6-31 [ 15.699659][ T175] netcons test #6-32 [ 15.699659][ T175] netcons test #6-33 [ 15.699659][ T175] netcons test #6-34 [ 15.699659][ T175] netcons test #6-35 [ 15.699659][ T175] netcons test #6-36 [ 15.699659][ T175] netcons test #6-37 [ 15.699659][ T175] netcons test #6-38 [ 15.699659][ T175] netcons test #6-39 [ 15.715037][ T175] netconsole: netconsole: local port 1514 [ 15.715294][ T175] netconsole: netconsole: local IPv6 address 2001:db8::1 [ 15.719100][ T175] netconsole: netconsole: interface name 'eni21692np1' [ 15.719403][ T175] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 15.719734][ T175] netconsole: netconsole: remote port 6666 [ 15.720003][ T175] netconsole: netconsole: remote IPv6 address 2001:db8::2 [ 15.720276][ T175] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 15.737258][ T175] netconsole: network logging started [ 16.173809][ T175] netcons test #7-0 [ 16.173809][ T175] netcons test #7-1 [ 16.173809][ T175] netcons test #7-2 [ 16.173809][ T175] netcons test #7-3 [ 16.173809][ T175] netcons test #7-4 [ 16.173809][ T175] netcons test #7-5 [ 16.173809][ T175] netcons test #7-6 [ 16.173809][ T175] netcons test #7-7 [ 16.173809][ T175] netcons test #7-8 [ 16.173809][ T175] netcons test #7-9 [ 16.173809][ T175] netcons test #7-10 [ 16.173809][ T175] netcons test #7-11 [ 16.173809][ T175] netcons test #7-12 [ 16.173809][ T175] netcons test #7-13 [ 16.173809][ T175] netcons test #7-14 [ 16.173809][ T175] netcons test #7-15 [ 16.173809][ T175] netcons test #7-16 [ 16.173809][ T175] netcons test #7-17 [ 16.173809][ T175] netcons test #7-18 [ 16.173809][ T175] netcons test #7-19 [ 16.173809][ T175] netcons test #7-20 [ 16.173809][ T175] netcons test #7-21 [ 16.173809][ T175] netcons test #7-22 [ 16.173809][ T175] netcons test #7-23 [ 16.173809][ T175] netcons test #7-24 [ 16.173809][ T175] netcons test #7-25 [ 16.173809][ T175] netcons test #7-26 [ 16.173809][ T175] netcons test #7-27 [ 16.173809][ T175] netcons test #7-28 [ 16.173809][ T175] netcons test #7-29 [ 16.173809][ T175] netcons test #7-30 [ 16.173809][ T175] netcons test #7-31 [ 16.173809][ T175] netcons test #7-32 [ 16.173809][ T175] netcons test #7-33 [ 16.173809][ T175] netcons test #7-34 [ 16.173809][ T175] netcons test #7-35 [ 16.173809][ T175] netcons test #7-36 [ 16.173809][ T175] netcons test #7-37 [ 16.173809][ T175] netcons test #7-38 [ 16.173809][ T175] netcons test #7-39 [ 16.173848][ T175] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 16.173851][ T175] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 175, name: python3 [ 16.173854][ T175] preempt_count: 1, expected: 0 [ 16.173855][ T175] RCU nest depth: 0, expected: 0 [ 16.173857][ T175] locks held by python3/175: 4, last CPU#3: [ 16.173860][ T175] #0: ffffffff98f99cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 16.173875][ T175] #1: ffffffff98f99d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 16.173883][ T175] #2: ffffffff98e89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 16.173890][ T175] #3: ffffffff98e89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 16.173897][ T175] irq event stamp: 534332 [ 16.173899][ T175] hardirqs last enabled at (534331): [] __down_trylock_console_sem+0x86/0xa0 [ 16.173904][ T175] hardirqs last disabled at (534332): [] console_emit_next_record+0x3f8/0x4f0 [ 16.173907][ T175] softirqs last enabled at (530538): [] handle_softirqs+0x67c/0x900 [ 16.173912][ T175] softirqs last disabled at (530533): [] __irq_exit_rcu+0x145/0x1c0 [ 16.173916][ T175] Preemption disabled at: [ 16.173917][ T175] [] vprintk_emit+0x31b/0x3e0 [ 16.173924][ T175] CPU: 3 UID: 0 PID: 175 Comm: python3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 16.173929][ T175] Tainted: [W]=WARN [ 16.173930][ T175] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.173933][ T175] Call Trace: [ 16.173935][ T175] [ 16.173938][ T175] dump_stack_lvl+0x6f/0xa0 [ 16.173945][ T175] ? vprintk_emit+0x31b/0x3e0 [ 16.173948][ T175] __might_resched.cold+0x1fe/0x2c1 [ 16.173954][ T175] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 16.173960][ T175] ? __kmalloc_noprof+0xdb/0x760 [ 16.173969][ T175] __kmalloc_noprof+0x443/0x760 [ 16.173973][ T175] ? alloc_buf.isra.0+0x4b/0x260 [ 16.173983][ T175] ? do_raw_spin_unlock+0x59/0x250 [ 16.173987][ T175] alloc_buf.isra.0+0x4b/0x260 [ 16.173993][ T175] put_chars+0x1e1/0x2f0 [ 16.173997][ T175] ? __send_to_port+0x420/0x420 [ 16.174000][ T175] ? printk_get_next_message+0x2fe/0x7d0 [ 16.174006][ T175] ? rcu_read_lock_any_held+0x3c/0x90 [ 16.174012][ T175] ? validate_chain+0x38b/0xc20 [ 16.174020][ T175] hvc_console_print+0x292/0x780 [ 16.174024][ T175] ? __lock_acquire+0x518/0xc20 [ 16.174027][ T175] ? __lock_acquire+0x518/0xc20 [ 16.174035][ T175] ? hvc_write+0x3a0/0x3a0 [ 16.174042][ T175] ? rcu_is_watching+0x16/0xd0 [ 16.174045][ T175] ? lock_acquire+0x13c/0x160 [ 16.174053][ T175] console_emit_next_record+0x252/0x4f0 [ 16.174059][ T175] ? devkmsg_read+0x4e0/0x4e0 [ 16.174067][ T175] ? rcu_is_watching+0x16/0xd0 [ 16.174070][ T175] ? lock_acquire+0x13c/0x160 [ 16.174077][ T175] console_flush_one_record+0x46f/0x710 [ 16.174084][ T175] ? console_emit_next_record+0x4f0/0x4f0 [ 16.174088][ T175] ? __lock_acquire+0x518/0xc20 [ 16.174097][ T175] console_unlock+0xee/0x1f0 [ 16.174102][ T175] ? console_flush_one_record+0x710/0x710 [ 16.174105][ T175] ? rcu_is_watching+0x16/0xd0 [ 16.174109][ T175] ? lock_acquire+0x60/0x160 [ 16.174116][ T175] ? __down_trylock_console_sem+0x5e/0xa0 [ 16.174119][ T175] ? vprintk_emit+0x320/0x3e0 [ 16.174125][ T175] vprintk_emit+0x37c/0x3e0 [ 16.174130][ T175] ? wake_up_klogd_work_func+0x90/0x90 [ 16.174136][ T175] ? _copy_from_iter+0x1bb/0x1810 [ 16.174145][ T175] devkmsg_emit.constprop.0+0xbc/0xf1 [ 16.174150][ T175] ? vprintk_emit.cold+0x107/0x107 [ 16.174157][ T175] ? __kmalloc_noprof+0x302/0x760 [ 16.174161][ T175] ? idr_get_free+0x830/0x830 [ 16.174166][ T175] ? devkmsg_write+0xd1/0x2c0 [ 16.174171][ T175] ? _copy_from_iter+0x1bb/0x1810 [ 16.174175][ T175] devkmsg_write.cold+0x5a/0x8b [ 16.174180][ T175] ? vprintk_default+0x20/0x20 [ 16.174184][ T175] ? cp_old_stat+0x4d0/0x4d0 [ 16.174189][ T175] ? __lock_release.isra.0+0x69/0x1a0 [ 16.174194][ T175] ? vprintk_default+0x20/0x20 [ 16.174198][ T175] new_sync_write+0x33e/0x760 [ 16.174211][ T175] ? new_sync_read+0x750/0x750 [ 16.174219][ T175] ? __lock_release.isra.0+0x69/0x1a0 [ 16.174228][ T175] ? __fget_files+0x1e3/0x460 [ 16.174234][ T175] vfs_write+0x6a2/0xbd0 [ 16.174241][ T175] ksys_write+0x116/0x250 [ 16.174246][ T175] ? __ia32_sys_read+0xc0/0xc0 [ 16.174251][ T175] ? rcu_is_watching+0x16/0xd0 [ 16.174257][ T175] do_syscall_64+0xff/0x530 [ 16.174261][ T175] ? irq_exit_rcu+0x1a/0x30 [ 16.174266][ T175] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 16.174270][ T175] RIP: 0033:0x7f405f0d4312 [ 16.174275][ T175] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 [ 16.174278][ T175] RSP: 002b:00007ffe64788628 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 16.174282][ T175] RAX: ffffffffffffffda RBX: 00000000000002ee RCX: 00007f405f0d4312 [ 16.174284][ T175] RDX: 00000000000002ee RSI: 000055c7e3d69f10 RDI: 000000000000000b [ 16.174286][ T175] RBP: 00007ffe64788650 R08: 0000000000000000 R09: 0000000000000000 [ 16.174288][ T175] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f405ef41390 [ 16.174289][ T175] R13: 000055c7e3d69f10 R14: 000000000000000b R15: 00007f405eecd0d0 [ 16.174303][ T175] [ 16.300027][ T175] netconsole: netconsole: local port 1514 [ 16.311361][ T175] netconsole: netconsole: local IPv6 address 2001:db8::1 [ 16.311818][ T175] netconsole: netconsole: interface name 'eni21692np1' [ 16.312257][ T175] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 16.312786][ T175] netconsole: netconsole: remote port 6666 [ 16.313233][ T175] netconsole: netconsole: remote IPv6 address 2001:db8::2 [ 16.313678][ T175] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 16.331281][ T175] netconsole: network logging started [ 16.779243][ T175] netcons test #8-0 [ 16.779243][ T175] netcons test #8-1 [ 16.779243][ T175] netcons test #8-2 [ 16.779243][ T175] netcons test #8-3 [ 16.779243][ T175] netcons test #8-4 [ 16.779243][ T175] netcons test #8-5 [ 16.779243][ T175] netcons test #8-6 [ 16.779243][ T175] netcons test #8-7 [ 16.779243][ T175] netcons test #8-8 [ 16.779243][ T175] netcons test #8-9 [ 16.779243][ T175] netcons test #8-10 [ 16.779243][ T175] netcons test #8-11 [ 16.779243][ T175] netcons test #8-12 [ 16.779243][ T175] netcons test #8-13 [ 16.779243][ T175] netcons test #8-14 [ 16.779243][ T175] netcons test #8-15 [ 16.779243][ T175] netcons test #8-16 [ 16.779243][ T175] netcons test #8-17 [ 16.779243][ T175] netcons test #8-18 [ 16.779243][ T175] netcons test #8-19 [ 16.779243][ T175] netcons test #8-20 [ 16.779243][ T175] netcons test #8-21 [ 16.779243][ T175] netcons test #8-22 [ 16.779243][ T175] netcons test #8-23 [ 16.779243][ T175] netcons test #8-24 [ 16.779243][ T175] netcons test #8-25 [ 16.779243][ T175] netcons test #8-26 [ 16.779243][ T175] netcons test #8-27 [ 16.779243][ T175] netcons test #8-28 [ 16.779243][ T175] netcons test #8-29 [ 16.779243][ T175] netcons test #8-30 [ 16.779243][ T175] netcons test #8-31 [ 16.779243][ T175] netcons test #8-32 [ 16.779243][ T175] netcons test #8-33 [ 16.779243][ T175] netcons test #8-34 [ 16.779243][ T175] netcons test #8-35 [ 16.779243][ T175] netcons test #8-36 [ 16.779243][ T175] netcons test #8-37 [ 16.779243][ T175] netcons test #8-38 [ 16.779243][ T175] netcons test #8-39 [ 16.826987][ T175] netconsole: netconsole: local port 1514 [ 16.827261][ T175] netconsole: netconsole: local IPv6 address 2001:db8::1 [ 16.827536][ T175] netconsole: netconsole: interface name 'eni21692np1' [ 16.827801][ T175] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 16.828121][ T175] netconsole: netconsole: remote port 6666 [ 16.828401][ T175] netconsole: netconsole: remote IPv6 address 2001:db8::2 [ 16.828663][ T175] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 16.860273][ T175] netconsole: network logging started [ 17.293978][ T175] netcons test #9-0 [ 17.293978][ T175] netcons test #9-1 [ 17.293978][ T175] netcons test #9-2 [ 17.293978][ T175] netcons test #9-3 [ 17.293978][ T175] netcons test #9-4 [ 17.293978][ T175] netcons test #9-5 [ 17.293978][ T175] netcons test #9-6 [ 17.293978][ T175] netcons test #9-7 [ 17.293978][ T175] netcons test #9-8 [ 17.293978][ T175] netcons test #9-9 [ 17.293978][ T175] netcons test #9-10 [ 17.293978][ T175] netcons test #9-11 [ 17.293978][ T175] netcons test #9-12 [ 17.293978][ T175] netcons test #9-13 [ 17.293978][ T175] netcons test #9-14 [ 17.293978][ T175] netcons test #9-15 [ 17.293978][ T175] netcons test #9-16 [ 17.293978][ T175] netcons test #9-17 [ 17.293978][ T175] netcons test #9-18 [ 17.293978][ T175] netcons test #9-19 [ 17.293978][ T175] netcons test #9-20 [ 17.293978][ T175] netcons test #9-21 [ 17.293978][ T175] netcons test #9-22 [ 17.293978][ T175] netcons test #9-23 [ 17.293978][ T175] netcons test #9-24 [ 17.293978][ T175] netcons test #9-25 [ 17.293978][ T175] netcons test #9-26 [ 17.293978][ T175] netcons test #9-27 [ 17.293978][ T175] netcons test #9-28 [ 17.293978][ T175] netcons test #9-29 [ 17.293978][ T175] netcons test #9-30 [ 17.293978][ T175] netcons test #9-31 [ 17.293978][ T175] netcons test #9-32 [ 17.293978][ T175] netcons test #9-33 [ 17.293978][ T175] netcons test #9-34 [ 17.293978][ T175] netcons test #9-35 [ 17.293978][ T175] netcons test #9-36 [ 17.293978][ T175] netcons test #9-37 [ 17.293978][ T175] netcons test #9-38 [ 17.293978][ T175] netcons test #9-39 [ 17.294008][ T175] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 17.294010][ T175] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 175, name: python3 [ 17.294012][ T175] preempt_count: 1, expected: 0 [ 17.294013][ T175] RCU nest depth: 0, expected: 0 [ 17.294014][ T175] locks held by python3/175: 4, last CPU#3: [ 17.294017][ T175] #0: ffffffff98f99cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 17.294029][ T175] #1: ffffffff98f99d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 17.294035][ T175] #2: ffffffff98e89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 17.294039][ T175] #3: ffffffff98e89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 17.294044][ T175] irq event stamp: 572892 [ 17.294046][ T175] hardirqs last enabled at (572891): [] __down_trylock_console_sem+0x86/0xa0 [ 17.294049][ T175] hardirqs last disabled at (572892): [] console_emit_next_record+0x3f8/0x4f0 [ 17.294052][ T175] softirqs last enabled at (572278): [] handle_softirqs+0x67c/0x900 [ 17.294055][ T175] softirqs last disabled at (571375): [] __irq_exit_rcu+0x145/0x1c0 [ 17.294058][ T175] Preemption disabled at: [ 17.294059][ T175] [] vprintk_emit+0x31b/0x3e0 [ 17.294065][ T175] CPU: 3 UID: 0 PID: 175 Comm: python3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 17.294068][ T175] Tainted: [W]=WARN [ 17.294069][ T175] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.294072][ T175] Call Trace: [ 17.294074][ T175] [ 17.294075][ T175] dump_stack_lvl+0x6f/0xa0 [ 17.294081][ T175] ? vprintk_emit+0x31b/0x3e0 [ 17.294083][ T175] __might_resched.cold+0x1fe/0x2c1 [ 17.294087][ T175] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 17.294092][ T175] ? __kmalloc_noprof+0xdb/0x760 [ 17.294097][ T175] __kmalloc_noprof+0x443/0x760 [ 17.294100][ T175] ? alloc_buf.isra.0+0x4b/0x260 [ 17.294107][ T175] ? do_raw_spin_unlock+0x59/0x250 [ 17.294110][ T175] alloc_buf.isra.0+0x4b/0x260 [ 17.294114][ T175] put_chars+0x1e1/0x2f0 [ 17.294117][ T175] ? __send_to_port+0x420/0x420 [ 17.294119][ T175] ? printk_get_next_message+0x2fe/0x7d0 [ 17.294123][ T175] ? rcu_read_lock_any_held+0x3c/0x90 [ 17.294126][ T175] ? validate_chain+0x38b/0xc20 [ 17.294131][ T175] hvc_console_print+0x292/0x780 [ 17.294134][ T175] ? __lock_acquire+0x518/0xc20 [ 17.294136][ T175] ? __lock_acquire+0x518/0xc20 [ 17.294141][ T175] ? hvc_write+0x3a0/0x3a0 [ 17.294144][ T175] ? rcu_is_watching+0x16/0xd0 [ 17.294147][ T175] ? lock_acquire+0x13c/0x160 [ 17.294151][ T175] console_emit_next_record+0x252/0x4f0 [ 17.294155][ T175] ? devkmsg_read+0x4e0/0x4e0 [ 17.294159][ T175] ? rcu_is_watching+0x16/0xd0 [ 17.294161][ T175] ? lock_acquire+0x13c/0x160 [ 17.294166][ T175] console_flush_one_record+0x46f/0x710 [ 17.294170][ T175] ? console_emit_next_record+0x4f0/0x4f0 [ 17.294172][ T175] ? __lock_acquire+0x518/0xc20 [ 17.294177][ T175] console_unlock+0xee/0x1f0 [ 17.294180][ T175] ? console_flush_one_record+0x710/0x710 [ 17.294182][ T175] ? rcu_is_watching+0x16/0xd0 [ 17.294184][ T175] ? lock_acquire+0x60/0x160 [ 17.294188][ T175] ? __down_trylock_console_sem+0x5e/0xa0 [ 17.294190][ T175] ? vprintk_emit+0x320/0x3e0 [ 17.294193][ T175] vprintk_emit+0x37c/0x3e0 [ 17.294196][ T175] ? wake_up_klogd_work_func+0x90/0x90 [ 17.294199][ T175] ? _copy_from_iter+0x1bb/0x1810 [ 17.294204][ T175] devkmsg_emit.constprop.0+0xbc/0xf1 [ 17.294208][ T175] ? vprintk_emit.cold+0x107/0x107 [ 17.294218][ T175] ? __kmalloc_noprof+0x302/0x760 [ 17.294220][ T175] ? idr_get_free+0x830/0x830 [ 17.294224][ T175] ? devkmsg_write+0xd1/0x2c0 [ 17.294226][ T175] ? _copy_from_iter+0x1bb/0x1810 [ 17.294229][ T175] devkmsg_write.cold+0x5a/0x8b [ 17.294232][ T175] ? vprintk_default+0x20/0x20 [ 17.294234][ T175] ? cp_old_stat+0x4d0/0x4d0 [ 17.294238][ T175] ? __lock_release.isra.0+0x69/0x1a0 [ 17.294241][ T175] ? vprintk_default+0x20/0x20 [ 17.294243][ T175] new_sync_write+0x33e/0x760 [ 17.294248][ T175] ? new_sync_read+0x750/0x750 [ 17.294252][ T175] ? __lock_release.isra.0+0x69/0x1a0 [ 17.294257][ T175] ? __fget_files+0x1e3/0x460 [ 17.294261][ T175] vfs_write+0x6a2/0xbd0 [ 17.294265][ T175] ksys_write+0x116/0x250 [ 17.294268][ T175] ? __ia32_sys_read+0xc0/0xc0 [ 17.294270][ T175] ? rcu_is_watching+0x16/0xd0 [ 17.294273][ T175] do_syscall_64+0xff/0x530 [ 17.294276][ T175] ? irq_exit_rcu+0x1a/0x30 [ 17.294279][ T175] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 17.294282][ T175] RIP: 0033:0x7f405f0d4312 [ 17.294286][ T175] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 [ 17.294287][ T175] RSP: 002b:00007ffe64788628 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 17.294291][ T175] RAX: ffffffffffffffda RBX: 00000000000002ee RCX: 00007f405f0d4312 [ 17.294292][ T175] RDX: 00000000000002ee RSI: 000055c7e3d69f10 RDI: 000000000000000b [ 17.294293][ T175] RBP: 00007ffe64788650 R08: 0000000000000000 R09: 0000000000000000 [ 17.294294][ T175] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f405ef41390 [ 17.294295][ T175] R13: 000055c7e3d69f10 R14: 000000000000000b R15: 00007f405eecd0d0 [ 17.294302][ T175] [ 17.418495][ T175] netconsole: netconsole: local port 1514 [ 17.418739][ T175] netconsole: netconsole: local IPv6 address 2001:db8::1 [ 17.419001][ T175] netconsole: netconsole: interface name 'eni21692np1' [ 17.419262][ T175] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 17.419578][ T175] netconsole: netconsole: remote port 6666 [ 17.419843][ T175] netconsole: netconsole: remote IPv6 address 2001:db8::2 [ 17.423374][ T175] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 17.437411][ T175] netconsole: network logging started [ 17.853001][ T175] netcons test #10-0 [ 17.853001][ T175] netcons test #10-1 [ 17.853001][ T175] netcons test #10-2 [ 17.853001][ T175] netcons test #10-3 [ 17.853001][ T175] netcons test #10-4 [ 17.853001][ T175] netcons test #10-5 [ 17.853001][ T175] netcons test #10-6 [ 17.853001][ T175] netcons test #10-7 [ 17.853001][ T175] netcons test #10-8 [ 17.853001][ T175] netcons test #10-9 [ 17.853001][ T175] netcons test #10-10 [ 17.853001][ T175] netcons test #10-11 [ 17.853001][ T175] netcons test #10-12 [ 17.853001][ T175] netcons test #10-13 [ 17.853001][ T175] netcons test #10-14 [ 17.853001][ T175] netcons test #10-15 [ 17.853001][ T175] netcons test #10-16 [ 17.853001][ T175] netcons test #10-17 [ 17.853001][ T175] netcons test #10-18 [ 17.853001][ T175] netcons test #10-19 [ 17.853001][ T175] netcons test #10-20 [ 17.853001][ T175] netcons test #10-21 [ 17.853001][ T175] netcons test #10-22 [ 17.853001][ T175] netcons test #10-23 [ 17.853001][ T175] netcons test #10-24 [ 17.853001][ T175] netcons test #10-25 [ 17.853001][ T175] netcons test #10-26 [ 17.853001][ T175] netcons test #10-27 [ 17.853001][ T175] netcons test #10-28 [ 17.853001][ T175] netcons test #10-29 [ 17.853001][ T175] netcons test #10-30 [ 17.853001][ T175] netcons test #10-31 [ 17.853001][ T175] netcons test #10-32 [ 17.853001][ T175] netcons test #10-33 [ 17.853001][ T175] netcons test #10-34 [ 17.853001][ T175] netcons test #10-35 [ 17.853001][ T175] netcons test #10-36 [ 17.853001][ T175] netcons test #10-37 [ 17.853001][ T175] netcons test #10-38 [ 17.853001][ T175] netcons test #10-39 [ 17.866614][ T175] netconsole: netconsole: local port 1514 [ 17.866854][ T175] netconsole: netconsole: local IPv6 address 2001:db8::1 [ 17.867119][ T175] netconsole: netconsole: interface name 'eni21692np1' [ 17.867382][ T175] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 17.867776][ T175] netconsole: netconsole: remote port 6666 [ 17.871574][ T175] netconsole: netconsole: remote IPv6 address 2001:db8::2 [ 17.871914][ T175] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 17.900903][ T175] netconsole: network logging started [ 18.309784][ T175] netcons test #11-0 [ 18.309784][ T175] netcons test #11-1 [ 18.309784][ T175] netcons test #11-2 [ 18.309784][ T175] netcons test #11-3 [ 18.309784][ T175] netcons test #11-4 [ 18.309784][ T175] netcons test #11-5 [ 18.309784][ T175] netcons test #11-6 [ 18.309784][ T175] netcons test #11-7 [ 18.309784][ T175] netcons test #11-8 [ 18.309784][ T175] netcons test #11-9 [ 18.309784][ T175] netcons test #11-10 [ 18.309784][ T175] netcons test #11-11 [ 18.309784][ T175] netcons test #11-12 [ 18.309784][ T175] netcons test #11-13 [ 18.309784][ T175] netcons test #11-14 [ 18.309784][ T175] netcons test #11-15 [ 18.309784][ T175] netcons test #11-16 [ 18.309784][ T175] netcons test #11-17 [ 18.309784][ T175] netcons test #11-18 [ 18.309784][ T175] netcons test #11-19 [ 18.309784][ T175] netcons test #11-20 [ 18.309784][ T175] netcons test #11-21 [ 18.309784][ T175] netcons test #11-22 [ 18.309784][ T175] netcons test #11-23 [ 18.309784][ T175] netcons test #11-24 [ 18.309784][ T175] netcons test #11-25 [ 18.309784][ T175] netcons test #11-26 [ 18.309784][ T175] netcons test #11-27 [ 18.309784][ T175] netcons test #11-28 [ 18.309784][ T175] netcons test #11-29 [ 18.309784][ T175] netcons test #11-30 [ 18.309784][ T175] netcons test #11-31 [ 18.309784][ T175] netcons test #11-32 [ 18.309784][ T175] netcons test #11-33 [ 18.309784][ T175] netcons test #11-34 [ 18.309784][ T175] netcons test #11-35 [ 18.309784][ T175] netcons test #11-36 [ 18.309784][ T175] netcons test #11-37 [ 18.309784][ T175] netcons test #11-38 [ 18.309784][ T175] netcons test #11-39 [ 18.309814][ T175] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 18.309817][ T175] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 175, name: python3 [ 18.309818][ T175] preempt_count: 1, expected: 0 [ 18.309819][ T175] RCU nest depth: 0, expected: 0 [ 18.309821][ T175] locks held by python3/175: 4, last CPU#3: [ 18.309823][ T175] #0: ffffffff98f99cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 18.309835][ T175] #1: ffffffff98f99d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 18.309841][ T175] #2: ffffffff98e89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 18.309846][ T175] #3: ffffffff98e89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 18.309851][ T175] irq event stamp: 589088 [ 18.309853][ T175] hardirqs last enabled at (589087): [] __down_trylock_console_sem+0x86/0xa0 [ 18.309856][ T175] hardirqs last disabled at (589088): [] console_emit_next_record+0x3f8/0x4f0 [ 18.309859][ T175] softirqs last enabled at (588550): [] handle_softirqs+0x67c/0x900 [ 18.309862][ T175] softirqs last disabled at (588543): [] __irq_exit_rcu+0x145/0x1c0 [ 18.309865][ T175] Preemption disabled at: [ 18.309866][ T175] [] vprintk_emit+0x31b/0x3e0 [ 18.309871][ T175] CPU: 3 UID: 0 PID: 175 Comm: python3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 18.309875][ T175] Tainted: [W]=WARN [ 18.309876][ T175] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.309878][ T175] Call Trace: [ 18.309880][ T175] [ 18.309882][ T175] dump_stack_lvl+0x6f/0xa0 [ 18.309887][ T175] ? vprintk_emit+0x31b/0x3e0 [ 18.309889][ T175] __might_resched.cold+0x1fe/0x2c1 [ 18.309894][ T175] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 18.309898][ T175] ? __kmalloc_noprof+0xdb/0x760 [ 18.309904][ T175] __kmalloc_noprof+0x443/0x760 [ 18.309907][ T175] ? alloc_buf.isra.0+0x4b/0x260 [ 18.309914][ T175] ? do_raw_spin_unlock+0x59/0x250 [ 18.309917][ T175] alloc_buf.isra.0+0x4b/0x260 [ 18.309921][ T175] put_chars+0x1e1/0x2f0 [ 18.309925][ T175] ? __send_to_port+0x420/0x420 [ 18.309927][ T175] ? printk_get_next_message+0x2fe/0x7d0 [ 18.309931][ T175] ? rcu_read_lock_any_held+0x3c/0x90 [ 18.309935][ T175] ? validate_chain+0x38b/0xc20 [ 18.309939][ T175] hvc_console_print+0x292/0x780 [ 18.309943][ T175] ? __lock_acquire+0x518/0xc20 [ 18.309945][ T175] ? __lock_acquire+0x518/0xc20 [ 18.309950][ T175] ? hvc_write+0x3a0/0x3a0 [ 18.309953][ T175] ? rcu_is_watching+0x16/0xd0 [ 18.309956][ T175] ? lock_acquire+0x13c/0x160 [ 18.309960][ T175] console_emit_next_record+0x252/0x4f0 [ 18.309965][ T175] ? devkmsg_read+0x4e0/0x4e0 [ 18.309969][ T175] ? rcu_is_watching+0x16/0xd0 [ 18.309972][ T175] ? lock_acquire+0x13c/0x160 [ 18.309977][ T175] console_flush_one_record+0x46f/0x710 [ 18.309981][ T175] ? console_emit_next_record+0x4f0/0x4f0 [ 18.309983][ T175] ? __lock_acquire+0x518/0xc20 [ 18.309989][ T175] console_unlock+0xee/0x1f0 [ 18.309992][ T175] ? console_flush_one_record+0x710/0x710 [ 18.309995][ T175] ? rcu_is_watching+0x16/0xd0 [ 18.309996][ T175] ? lock_acquire+0x60/0x160 [ 18.310000][ T175] ? __down_trylock_console_sem+0x5e/0xa0 [ 18.310002][ T175] ? vprintk_emit+0x320/0x3e0 [ 18.310005][ T175] vprintk_emit+0x37c/0x3e0 [ 18.310009][ T175] ? wake_up_klogd_work_func+0x90/0x90 [ 18.310011][ T175] ? _copy_from_iter+0x1bb/0x1810 [ 18.310017][ T175] devkmsg_emit.constprop.0+0xbc/0xf1 [ 18.310021][ T175] ? vprintk_emit.cold+0x107/0x107 [ 18.310025][ T175] ? __kmalloc_noprof+0x302/0x760 [ 18.310027][ T175] ? idr_get_free+0x830/0x830 [ 18.310031][ T175] ? devkmsg_write+0xd1/0x2c0 [ 18.310034][ T175] ? _copy_from_iter+0x1bb/0x1810 [ 18.310036][ T175] devkmsg_write.cold+0x5a/0x8b [ 18.310039][ T175] ? vprintk_default+0x20/0x20 [ 18.310041][ T175] ? cp_old_stat+0x4d0/0x4d0 [ 18.310045][ T175] ? __lock_release.isra.0+0x69/0x1a0 [ 18.310048][ T175] ? vprintk_default+0x20/0x20 [ 18.310050][ T175] new_sync_write+0x33e/0x760 [ 18.310056][ T175] ? new_sync_read+0x750/0x750 [ 18.310060][ T175] ? __lock_release.isra.0+0x69/0x1a0 [ 18.310065][ T175] ? __fget_files+0x1e3/0x460 [ 18.310069][ T175] vfs_write+0x6a2/0xbd0 [ 18.310074][ T175] ksys_write+0x116/0x250 [ 18.310076][ T175] ? __ia32_sys_read+0xc0/0xc0 [ 18.310079][ T175] ? rcu_is_watching+0x16/0xd0 [ 18.310082][ T175] do_syscall_64+0xff/0x530 [ 18.310086][ T175] ? irq_exit_rcu+0x1a/0x30 [ 18.310089][ T175] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 18.310091][ T175] RIP: 0033:0x7f405f0d4312 [ 18.310095][ T175] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 [ 18.310097][ T175] RSP: 002b:00007ffe64788628 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 18.310100][ T175] RAX: ffffffffffffffda RBX: 0000000000000316 RCX: 00007f405f0d4312 [ 18.310102][ T175] RDX: 0000000000000316 RSI: 000055c7e3d69f10 RDI: 000000000000000b [ 18.310103][ T175] RBP: 00007ffe64788650 R08: 0000000000000000 R09: 0000000000000000 [ 18.310104][ T175] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f405ef41390 [ 18.310105][ T175] R13: 000055c7e3d69f10 R14: 000000000000000b R15: 00007f405eecd0d0 [ 18.310114][ T175] [ 18.354077][ T175] netconsole: netconsole: local port 1514 [ 18.354328][ T175] netconsole: netconsole: local IPv6 address 2001:db8::1 [ 18.354606][ T175] netconsole: netconsole: interface name 'eni21692np1' [ 18.354875][ T175] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 18.355200][ T175] netconsole: netconsole: remote port 6666 [ 18.355474][ T175] netconsole: netconsole: remote IPv6 address 2001:db8::2 [ 18.355739][ T175] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 18.382143][ T175] netconsole: network logging started [ 18.787109][ T175] netcons test #12-0 [ 18.787109][ T175] netcons test #12-1 [ 18.787109][ T175] netcons test #12-2 [ 18.787109][ T175] netcons test #12-3 [ 18.787109][ T175] netcons test #12-4 [ 18.787109][ T175] netcons test #12-5 [ 18.787109][ T175] netcons test #12-6 [ 18.787109][ T175] netcons test #12-7 [ 18.787109][ T175] netcons test #12-8 [ 18.787109][ T175] netcons test #12-9 [ 18.787109][ T175] netcons test #12-10 [ 18.787109][ T175] netcons test #12-11 [ 18.787109][ T175] netcons test #12-12 [ 18.787109][ T175] netcons test #12-13 [ 18.787109][ T175] netcons test #12-14 [ 18.787109][ T175] netcons test #12-15 [ 18.787109][ T175] netcons test #12-16 [ 18.787109][ T175] netcons test #12-17 [ 18.787109][ T175] netcons test #12-18 [ 18.787109][ T175] netcons test #12-19 [ 18.787109][ T175] netcons test #12-20 [ 18.787109][ T175] netcons test #12-21 [ 18.787109][ T175] netcons test #12-22 [ 18.787109][ T175] netcons test #12-23 [ 18.787109][ T175] netcons test #12-24 [ 18.787109][ T175] netcons test #12-25 [ 18.787109][ T175] netcons test #12-26 [ 18.787109][ T175] netcons test #12-27 [ 18.787109][ T175] netcons test #12-28 [ 18.787109][ T175] netcons test #12-29 [ 18.787109][ T175] netcons test #12-30 [ 18.787109][ T175] netcons test #12-31 [ 18.787109][ T175] netcons test #12-32 [ 18.787109][ T175] netcons test #12-33 [ 18.787109][ T175] netcons test #12-34 [ 18.787109][ T175] netcons test #12-35 [ 18.787109][ T175] netcons test #12-36 [ 18.787109][ T175] netcons test #12-37 [ 18.787109][ T175] netcons test #12-38 [ 18.787109][ T175] netcons test #12-39 [ 18.805229][ T175] netconsole: netconsole: local port 1514 [ 18.805479][ T175] netconsole: netconsole: local IPv6 address 2001:db8::1 [ 18.805759][ T175] netconsole: netconsole: interface name 'eni21692np1' [ 18.806024][ T175] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 18.806347][ T175] netconsole: netconsole: remote port 6666 [ 18.806617][ T175] netconsole: netconsole: remote IPv6 address 2001:db8::2 [ 18.806891][ T175] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 18.828057][ T175] netconsole: network logging started [ 19.242046][ T175] netcons test #13-0 [ 19.242046][ T175] netcons test #13-1 [ 19.242046][ T175] netcons test #13-2 [ 19.242046][ T175] netcons test #13-3 [ 19.242046][ T175] netcons test #13-4 [ 19.242046][ T175] netcons test #13-5 [ 19.242046][ T175] netcons test #13-6 [ 19.242046][ T175] netcons test #13-7 [ 19.242046][ T175] netcons test #13-8 [ 19.242046][ T175] netcons test #13-9 [ 19.242046][ T175] netcons test #13-10 [ 19.242046][ T175] netcons test #13-11 [ 19.242046][ T175] netcons test #13-12 [ 19.242046][ T175] netcons test #13-13 [ 19.242046][ T175] netcons test #13-14 [ 19.242046][ T175] netcons test #13-15 [ 19.242046][ T175] netcons test #13-16 [ 19.242046][ T175] netcons test #13-17 [ 19.242046][ T175] netcons test #13-18 [ 19.242046][ T175] netcons test #13-19 [ 19.242046][ T175] netcons test #13-20 [ 19.242046][ T175] netcons test #13-21 [ 19.242046][ T175] netcons test #13-22 [ 19.242046][ T175] netcons test #13-23 [ 19.242046][ T175] netcons test #13-24 [ 19.242046][ T175] netcons test #13-25 [ 19.242046][ T175] netcons test #13-26 [ 19.242046][ T175] netcons test #13-27 [ 19.242046][ T175] netcons test #13-28 [ 19.242046][ T175] netcons test #13-29 [ 19.242046][ T175] netcons test #13-30 [ 19.242046][ T175] netcons test #13-31 [ 19.242046][ T175] netcons test #13-32 [ 19.242046][ T175] netcons test #13-33 [ 19.242046][ T175] netcons test #13-34 [ 19.242046][ T175] netcons test #13-35 [ 19.242046][ T175] netcons test #13-36 [ 19.242046][ T175] netcons test #13-37 [ 19.242046][ T175] netcons test #13-38 [ 19.242046][ T175] netcons test #13-39 [ 19.257377][ T175] netconsole: netconsole: local port 1514 [ 19.257635][ T175] netconsole: netconsole: local IPv6 address 2001:db8::1 [ 19.257917][ T175] netconsole: netconsole: interface name 'eni21692np1' [ 19.258183][ T175] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 19.258513][ T175] netconsole: netconsole: remote port 6666 [ 19.258788][ T175] netconsole: netconsole: remote IPv6 address 2001:db8::2 [ 19.259059][ T175] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 19.280767][ T175] netconsole: network logging started [ 19.737060][ T175] netcons test #14-0 [ 19.737060][ T175] netcons test #14-1 [ 19.737060][ T175] netcons test #14-2 [ 19.737060][ T175] netcons test #14-3 [ 19.737060][ T175] netcons test #14-4 [ 19.737060][ T175] netcons test #14-5 [ 19.737060][ T175] netcons test #14-6 [ 19.737060][ T175] netcons test #14-7 [ 19.737060][ T175] netcons test #14-8 [ 19.737060][ T175] netcons test #14-9 [ 19.737060][ T175] netcons test #14-10 [ 19.737060][ T175] netcons test #14-11 [ 19.737060][ T175] netcons test #14-12 [ 19.737060][ T175] netcons test #14-13 [ 19.737060][ T175] netcons test #14-14 [ 19.737060][ T175] netcons test #14-15 [ 19.737060][ T175] netcons test #14-16 [ 19.737060][ T175] netcons test #14-17 [ 19.737060][ T175] netcons test #14-18 [ 19.737060][ T175] netcons test #14-19 [ 19.737060][ T175] netcons test #14-20 [ 19.737060][ T175] netcons test #14-21 [ 19.737060][ T175] netcons test #14-22 [ 19.737060][ T175] netcons test #14-23 [ 19.737060][ T175] netcons test #14-24 [ 19.737060][ T175] netcons test #14-25 [ 19.737060][ T175] netcons test #14-26 [ 19.737060][ T175] netcons test #14-27 [ 19.737060][ T175] netcons test #14-28 [ 19.737060][ T175] netcons test #14-29 [ 19.737060][ T175] netcons test #14-30 [ 19.737060][ T175] netcons test #14-31 [ 19.737060][ T175] netcons test #14-32 [ 19.737060][ T175] netcons test #14-33 [ 19.737060][ T175] netcons test #14-34 [ 19.737060][ T175] netcons test #14-35 [ 19.737060][ T175] netcons test #14-36 [ 19.737060][ T175] netcons test #14-37 [ 19.737060][ T175] netcons test #14-38 [ 19.737060][ T175] netcons test #14-39 [ 19.737294][ T175] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 19.737297][ T175] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 175, name: python3 [ 19.737299][ T175] preempt_count: 1, expected: 0 [ 19.737300][ T175] RCU nest depth: 0, expected: 0 [ 19.737302][ T175] locks held by python3/175: 4, last CPU#2: [ 19.737304][ T175] #0: ffffffff98f99cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 19.737317][ T175] #1: ffffffff98f99d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 19.737323][ T175] #2: ffffffff98e89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 19.737327][ T175] #3: ffffffff98e89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 19.737333][ T175] irq event stamp: 640126 [ 19.737334][ T175] hardirqs last enabled at (640125): [] __down_trylock_console_sem+0x86/0xa0 [ 19.737338][ T175] hardirqs last disabled at (640126): [] console_emit_next_record+0x3f8/0x4f0 [ 19.737340][ T175] softirqs last enabled at (638054): [] handle_softirqs+0x67c/0x900 [ 19.737344][ T175] softirqs last disabled at (638045): [] __irq_exit_rcu+0x145/0x1c0 [ 19.737346][ T175] Preemption disabled at: [ 19.737347][ T175] [] vprintk_emit+0x31b/0x3e0 [ 19.737353][ T175] CPU: 2 UID: 0 PID: 175 Comm: python3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 19.737357][ T175] Tainted: [W]=WARN [ 19.737358][ T175] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.737360][ T175] Call Trace: [ 19.737361][ T175] [ 19.737363][ T175] dump_stack_lvl+0x6f/0xa0 [ 19.737369][ T175] ? vprintk_emit+0x31b/0x3e0 [ 19.737371][ T175] __might_resched.cold+0x1fe/0x2c1 [ 19.737376][ T175] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 19.737380][ T175] ? __kmalloc_noprof+0xdb/0x760 [ 19.737386][ T175] __kmalloc_noprof+0x443/0x760 [ 19.737391][ T175] ? alloc_buf.isra.0+0x4b/0x260 [ 19.737397][ T175] ? do_raw_spin_unlock+0x59/0x250 [ 19.737400][ T175] alloc_buf.isra.0+0x4b/0x260 [ 19.737404][ T175] put_chars+0x1e1/0x2f0 [ 19.737408][ T175] ? __send_to_port+0x420/0x420 [ 19.737410][ T175] ? printk_get_next_message+0x2fe/0x7d0 [ 19.737414][ T175] ? rcu_read_lock_any_held+0x3c/0x90 [ 19.737417][ T175] ? validate_chain+0x38b/0xc20 [ 19.737422][ T175] hvc_console_print+0x292/0x780 [ 19.737426][ T175] ? __lock_acquire+0x518/0xc20 [ 19.737428][ T175] ? __lock_acquire+0x518/0xc20 [ 19.737432][ T175] ? hvc_write+0x3a0/0x3a0 [ 19.737436][ T175] ? rcu_is_watching+0x16/0xd0 [ 19.737439][ T175] ? lock_acquire+0x13c/0x160 [ 19.737443][ T175] console_emit_next_record+0x252/0x4f0 [ 19.737447][ T175] ? devkmsg_read+0x4e0/0x4e0 [ 19.737452][ T175] ? rcu_is_watching+0x16/0xd0 [ 19.737453][ T175] ? lock_acquire+0x13c/0x160 [ 19.737458][ T175] console_flush_one_record+0x46f/0x710 [ 19.737462][ T175] ? console_emit_next_record+0x4f0/0x4f0 [ 19.737464][ T175] ? __lock_acquire+0x518/0xc20 [ 19.737470][ T175] console_unlock+0xee/0x1f0 [ 19.737473][ T175] ? console_flush_one_record+0x710/0x710 [ 19.737475][ T175] ? rcu_is_watching+0x16/0xd0 [ 19.737477][ T175] ? lock_acquire+0x60/0x160 [ 19.737481][ T175] ? __down_trylock_console_sem+0x5e/0xa0 [ 19.737483][ T175] ? vprintk_emit+0x320/0x3e0 [ 19.737486][ T175] vprintk_emit+0x37c/0x3e0 [ 19.737489][ T175] ? wake_up_klogd_work_func+0x90/0x90 [ 19.737492][ T175] ? _copy_from_iter+0x1bb/0x1810 [ 19.737497][ T175] devkmsg_emit.constprop.0+0xbc/0xf1 [ 19.737501][ T175] ? vprintk_emit.cold+0x107/0x107 [ 19.737505][ T175] ? __kmalloc_noprof+0x302/0x760 [ 19.737507][ T175] ? idr_get_free+0x830/0x830 [ 19.737511][ T175] ? devkmsg_write+0xd1/0x2c0 [ 19.737514][ T175] ? _copy_from_iter+0x1bb/0x1810 [ 19.737516][ T175] devkmsg_write.cold+0x5a/0x8b [ 19.737519][ T175] ? vprintk_default+0x20/0x20 [ 19.737521][ T175] ? cp_old_stat+0x4d0/0x4d0 [ 19.737525][ T175] ? __lock_release.isra.0+0x69/0x1a0 [ 19.737528][ T175] ? vprintk_default+0x20/0x20 [ 19.737531][ T175] new_sync_write+0x33e/0x760 [ 19.737536][ T175] ? new_sync_read+0x750/0x750 [ 19.737540][ T175] ? __lock_release.isra.0+0x69/0x1a0 [ 19.737545][ T175] ? __fget_files+0x1e3/0x460 [ 19.737549][ T175] vfs_write+0x6a2/0xbd0 [ 19.737554][ T175] ksys_write+0x116/0x250 [ 19.737556][ T175] ? __ia32_sys_read+0xc0/0xc0 [ 19.737559][ T175] ? rcu_is_watching+0x16/0xd0 [ 19.737562][ T175] do_syscall_64+0xff/0x530 [ 19.737565][ T175] ? irq_exit_rcu+0x1a/0x30 [ 19.737568][ T175] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 19.737571][ T175] RIP: 0033:0x7f405f0d4312 [ 19.737575][ T175] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 [ 19.737577][ T175] RSP: 002b:00007ffe64788628 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 19.737580][ T175] RAX: ffffffffffffffda RBX: 0000000000000316 RCX: 00007f405f0d4312 [ 19.737582][ T175] RDX: 0000000000000316 RSI: 000055c7e3d69f10 RDI: 000000000000000b [ 19.737583][ T175] RBP: 00007ffe64788650 R08: 0000000000000000 R09: 0000000000000000 [ 19.737584][ T175] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f405ef41390 [ 19.737585][ T175] R13: 000055c7e3d69f10 R14: 000000000000000b R15: 00007f405eecd0d0 [ 19.737592][ T175] [ 19.903571][ C0] clocksource: Watchdog remote CPU 2 read timed out [ 19.903615][ C0] [ 19.903617][ C0] ======================================================== [ 19.903618][ C0] WARNING: possible irq lock inversion dependency detected [ 19.903620][ C0] 7.2.0-virtme #1 Tainted: G W [ 19.903622][ C0] -------------------------------------------------------- [ 19.903623][ C0] iperf3/222 just changed the state of lock: [ 19.903624][ C0] ffffffff98e89660 (console_owner){..-.}-{0:0}, at: console_trylock_spinning+0xa4/0x1e0 [ 19.903638][ C0] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 19.903640][ C0] (fs_reclaim){+.+.}-{0:0} [ 19.903642][ C0] [ 19.903642][ C0] [ 19.903642][ C0] and interrupts could create inverse lock ordering between them. [ 19.903642][ C0] [ 19.903642][ C0] [ 19.903642][ C0] other info that might help us debug this: [ 19.903643][ C0] Possible interrupt unsafe locking scenario: [ 19.903643][ C0] [ 19.903644][ C0] CPU0 CPU1 [ 19.903644][ C0] ---- ---- [ 19.903645][ C0] lock(fs_reclaim); [ 19.903646][ C0] local_irq_disable(); [ 19.903647][ C0] lock(console_owner); [ 19.903648][ C0] lock(fs_reclaim); [ 19.903649][ C0] [ 19.903649][ C0] lock(console_owner); [ 19.903650][ C0] [ 19.903650][ C0] *** DEADLOCK *** [ 19.903650][ C0] [ 19.903651][ C0] locks held by iperf3/222: 4, last CPU#0: [ 19.903652][ C0] #0: ff1100000d33f298 (sk_lock-AF_INET6){+.+.}-{0:0}, at: tcp_sendmsg+0x20/0x50 [ 19.903659][ C0] #1: ffffffff991de778 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x84/0x240 [ 19.903665][ C0] #2: ffa0000000007c90 ((&watchdog_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 19.903671][ C0] #3: ffffffff98ffe8b8 (watchdog_lock){+.-.}-{3:3}, at: clocksource_watchdog+0x15/0x30 [ 19.903675][ C0] [ 19.903675][ C0] the shortest dependencies between 2nd lock and 1st lock: [ 19.903680][ C0] -> (fs_reclaim){+.+.}-{0:0} { [ 19.903683][ C0] HARDIRQ-ON-W at: [ 19.903685][ C0] __lock_acquire+0x388/0xc20 [ 19.903688][ C0] lock_acquire.part.0+0xd4/0x280 [ 19.903690][ C0] fs_reclaim_acquire+0xd5/0x120 [ 19.903693][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 19.903696][ C0] kthread_create_worker_on_node+0xea/0x210 [ 19.903699][ C0] workqueue_init+0x2a/0x680 [ 19.903703][ C0] kernel_init_freeable+0x2fe/0x630 [ 19.903706][ C0] kernel_init+0x21/0x150 [ 19.903711][ C0] ret_from_fork+0x474/0x6b0 [ 19.903714][ C0] ret_from_fork_asm+0x11/0x20 [ 19.903718][ C0] SOFTIRQ-ON-W at: [ 19.903719][ C0] __lock_acquire+0x388/0xc20 [ 19.903721][ C0] lock_acquire.part.0+0xd4/0x280 [ 19.903723][ C0] fs_reclaim_acquire+0xd5/0x120 [ 19.903725][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 19.903728][ C0] kthread_create_worker_on_node+0xea/0x210 [ 19.903731][ C0] workqueue_init+0x2a/0x680 [ 19.903733][ C0] kernel_init_freeable+0x2fe/0x630 [ 19.903735][ C0] kernel_init+0x21/0x150 [ 19.903736][ C0] ret_from_fork+0x474/0x6b0 [ 19.903737][ C0] ret_from_fork_asm+0x11/0x20 [ 19.903739][ C0] INITIAL USE at: [ 19.903740][ C0] __lock_acquire+0x388/0xc20 [ 19.903742][ C0] lock_acquire.part.0+0xd4/0x280 [ 19.903743][ C0] fs_reclaim_acquire+0xd5/0x120 [ 19.903745][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 19.903746][ C0] kthread_create_worker_on_node+0xea/0x210 [ 19.903748][ C0] workqueue_init+0x2a/0x680 [ 19.903750][ C0] kernel_init_freeable+0x2fe/0x630 [ 19.903751][ C0] kernel_init+0x21/0x150 [ 19.903753][ C0] ret_from_fork+0x474/0x6b0 [ 19.903754][ C0] ret_from_fork_asm+0x11/0x20 [ 19.903756][ C0] } [ 19.903756][ C0] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 19.903760][ C0] ... acquired at: [ 19.903761][ C0] __lock_acquire+0x518/0xc20 [ 19.903763][ C0] lock_acquire.part.0+0xd4/0x280 [ 19.903764][ C0] fs_reclaim_acquire+0xd5/0x120 [ 19.903766][ C0] __kmalloc_noprof+0xd3/0x760 [ 19.903767][ C0] alloc_buf.isra.0+0x4b/0x260 [ 19.903771][ C0] put_chars+0x1e1/0x2f0 [ 19.903773][ C0] hvc_console_print+0x292/0x780 [ 19.903775][ C0] console_emit_next_record+0x252/0x4f0 [ 19.903777][ C0] console_flush_one_record+0x46f/0x710 [ 19.903779][ C0] console_unlock+0xee/0x1f0 [ 19.903781][ C0] vprintk_emit+0x37c/0x3e0 [ 19.903782][ C0] dev_vprintk_emit+0x27f/0x2c0 [ 19.903786][ C0] dev_printk_emit+0xb9/0xee [ 19.903787][ C0] _dev_info+0xe2/0x116 [ 19.903789][ C0] __devm_rtc_register_device.cold+0xc3/0x3a8 [ 19.903792][ C0] cmos_do_probe+0x73b/0x98a [ 19.903794][ C0] platform_probe+0xfe/0x1f0 [ 19.903797][ C0] call_driver_probe+0x61/0x1c0 [ 19.903798][ C0] really_probe+0x199/0x760 [ 19.903799][ C0] __driver_probe_device+0x24f/0x440 [ 19.903800][ C0] driver_probe_device+0x4a/0xf0 [ 19.903802][ C0] __driver_attach+0x1b8/0x540 [ 19.903803][ C0] bus_for_each_dev+0x130/0x1e0 [ 19.903805][ C0] bus_add_driver+0x2c8/0x530 [ 19.903806][ C0] driver_register+0x1a3/0x390 [ 19.903808][ C0] __platform_driver_probe+0x13f/0x270 [ 19.903809][ C0] cmos_init+0x31/0x40 [ 19.903811][ C0] do_one_initcall+0x124/0x4f0 [ 19.903813][ C0] kernel_init_freeable+0x596/0x630 [ 19.903815][ C0] kernel_init+0x21/0x150 [ 19.903816][ C0] ret_from_fork+0x474/0x6b0 [ 19.903817][ C0] ret_from_fork_asm+0x11/0x20 [ 19.903819][ C0] [ 19.903819][ C0] -> (console_owner){..-.}-{0:0} { [ 19.903821][ C0] IN-SOFTIRQ-W at: [ 19.903822][ C0] __lock_acquire+0x388/0xc20 [ 19.903824][ C0] lock_acquire.part.0+0xd4/0x280 [ 19.903826][ C0] console_trylock_spinning+0xb5/0x1e0 [ 19.903828][ C0] vprintk_emit+0x320/0x3e0 [ 19.903829][ C0] _printk+0xc7/0x100 [ 19.903832][ C0] clocksource_watchdog.part.0.cold+0x105/0x1dd [ 19.903835][ C0] call_timer_fn+0x160/0x4d0 [ 19.903836][ C0] __run_timers+0x68f/0xaa0 [ 19.903838][ C0] run_timer_softirq+0xf0/0x160 [ 19.903840][ C0] handle_softirqs+0x1d3/0x900 [ 19.903843][ C0] __irq_exit_rcu+0x145/0x1c0 [ 19.903844][ C0] irq_exit_rcu+0xe/0x30 [ 19.903846][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 19.903847][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 19.903849][ C0] _raw_spin_unlock_irqrestore+0x36/0x80 [ 19.903851][ C0] free_to_partial_list+0x15a/0x310 [ 19.903853][ C0] qlist_free_all+0x5c/0x110 [ 19.903855][ C0] kasan_quarantine_reduce+0x196/0x240 [ 19.903856][ C0] __kasan_slab_alloc+0x4b/0x70 [ 19.903859][ C0] kmem_cache_alloc_noprof+0x21f/0x5c0 [ 19.903861][ C0] __alloc_object+0x30/0x260 [ 19.903863][ C0] __create_object+0x30/0x110 [ 19.903864][ C0] kmem_cache_alloc_node_noprof+0x4ce/0x660 [ 19.903866][ C0] __alloc_skb+0xde/0x5f0 [ 19.903869][ C0] tcp_stream_alloc_skb+0x28/0x6d0 [ 19.903871][ C0] tcp_sendmsg_locked+0xb74/0x3da0 [ 19.903872][ C0] tcp_sendmsg+0x2f/0x50 [ 19.903874][ C0] sock_write_iter+0x290/0x480 [ 19.903875][ C0] new_sync_write+0x400/0x760 [ 19.903878][ C0] vfs_write+0x6a2/0xbd0 [ 19.903879][ C0] ksys_write+0x1ac/0x250 [ 19.903881][ C0] do_syscall_64+0xff/0x530 [ 19.903883][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 19.903884][ C0] INITIAL USE at: [ 19.903885][ C0] } [ 19.903886][ C0] ... key at: [] console_owner_dep_map+0x0/0x60 [ 19.903890][ C0] ... acquired at: [ 19.903891][ C0] mark_lock+0x1d7/0xa00 [ 19.903892][ C0] mark_usage+0x42/0x170 [ 19.903894][ C0] __lock_acquire+0x388/0xc20 [ 19.903896][ C0] lock_acquire.part.0+0xd4/0x280 [ 19.903897][ C0] console_trylock_spinning+0xb5/0x1e0 [ 19.903899][ C0] vprintk_emit+0x320/0x3e0 [ 19.903900][ C0] _printk+0xc7/0x100 [ 19.903902][ C0] clocksource_watchdog.part.0.cold+0x105/0x1dd [ 19.903903][ C0] call_timer_fn+0x160/0x4d0 [ 19.903905][ C0] __run_timers+0x68f/0xaa0 [ 19.903907][ C0] run_timer_softirq+0xf0/0x160 [ 19.903908][ C0] handle_softirqs+0x1d3/0x900 [ 19.903910][ C0] __irq_exit_rcu+0x145/0x1c0 [ 19.903911][ C0] irq_exit_rcu+0xe/0x30 [ 19.903913][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 19.903914][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 19.903915][ C0] _raw_spin_unlock_irqrestore+0x36/0x80 [ 19.903917][ C0] free_to_partial_list+0x15a/0x310 [ 19.903918][ C0] qlist_free_all+0x5c/0x110 [ 19.903920][ C0] kasan_quarantine_reduce+0x196/0x240 [ 19.903921][ C0] __kasan_slab_alloc+0x4b/0x70 [ 19.903923][ C0] kmem_cache_alloc_noprof+0x21f/0x5c0 [ 19.903925][ C0] __alloc_object+0x30/0x260 [ 19.903926][ C0] __create_object+0x30/0x110 [ 19.903927][ C0] kmem_cache_alloc_node_noprof+0x4ce/0x660 [ 19.903929][ C0] __alloc_skb+0xde/0x5f0 [ 19.903930][ C0] tcp_stream_alloc_skb+0x28/0x6d0 [ 19.903932][ C0] tcp_sendmsg_locked+0xb74/0x3da0 [ 19.903933][ C0] tcp_sendmsg+0x2f/0x50 [ 19.903934][ C0] sock_write_iter+0x290/0x480 [ 19.903935][ C0] new_sync_write+0x400/0x760 [ 19.903937][ C0] vfs_write+0x6a2/0xbd0 [ 19.903938][ C0] ksys_write+0x1ac/0x250 [ 19.903939][ C0] do_syscall_64+0xff/0x530 [ 19.903941][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 19.903942][ C0] [ 19.903943][ C0] [ 19.903943][ C0] stack backtrace: [ 19.903946][ C0] CPU: 0 UID: 0 PID: 222 Comm: iperf3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 19.903949][ C0] Tainted: [W]=WARN [ 19.903950][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.903952][ C0] Call Trace: [ 19.903954][ C0] [ 19.903955][ C0] dump_stack_lvl+0x6f/0xa0 [ 19.903961][ C0] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 19.903963][ C0] mark_lock_irq+0x989/0x9c0 [ 19.903965][ C0] ? add_lock_to_list+0x2c/0x1a0 [ 19.903969][ C0] mark_lock+0x1d7/0xa00 [ 19.903971][ C0] mark_usage+0x42/0x170 [ 19.903973][ C0] __lock_acquire+0x388/0xc20 [ 19.903976][ C0] lock_acquire.part.0+0xd4/0x280 [ 19.903978][ C0] ? console_trylock_spinning+0xa4/0x1e0 [ 19.903980][ C0] ? rcu_is_watching+0x16/0xd0 [ 19.903982][ C0] ? lock_acquire+0x13c/0x160 [ 19.903985][ C0] console_trylock_spinning+0xb5/0x1e0 [ 19.903986][ C0] ? console_trylock_spinning+0xa4/0x1e0 [ 19.903988][ C0] ? console_srcu_read_unlock+0x35/0x50 [ 19.903990][ C0] vprintk_emit+0x320/0x3e0 [ 19.903992][ C0] ? wake_up_klogd_work_func+0x90/0x90 [ 19.903994][ C0] ? clocksource_watchdog.part.0+0x4d0/0x540 [ 19.903996][ C0] _printk+0xc7/0x100 [ 19.903998][ C0] ? snapshot_read.cold+0x21/0x21 [ 19.904000][ C0] ? clocksource_watchdog.part.0+0x4d0/0x540 [ 19.904002][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 19.904005][ C0] clocksource_watchdog.part.0.cold+0x105/0x1dd [ 19.904007][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 19.904009][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 19.904010][ C0] call_timer_fn+0x160/0x4d0 [ 19.904013][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 19.904015][ C0] ? debug_object_active_state+0x430/0x430 [ 19.904018][ C0] ? find_held_lock+0x2b/0x80 [ 19.904020][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 19.904022][ C0] ? mark_held_locks+0x40/0x70 [ 19.904024][ C0] __run_timers+0x68f/0xaa0 [ 19.904027][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 19.904029][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 19.904031][ C0] ? __lock_acquire+0x518/0xc20 [ 19.904034][ C0] ? __rwlock_init+0x150/0x150 [ 19.904037][ C0] run_timer_softirq+0xf0/0x160 [ 19.904040][ C0] ? __run_timers+0xaa0/0xaa0 [ 19.904042][ C0] ? rcu_is_watching+0x16/0xd0 [ 19.904043][ C0] handle_softirqs+0x1d3/0x900 [ 19.904045][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 19.904047][ C0] ? _local_bh_enable+0xc0/0xc0 [ 19.904050][ C0] __irq_exit_rcu+0x145/0x1c0 [ 19.904051][ C0] irq_exit_rcu+0xe/0x30 [ 19.904053][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 19.904055][ C0] [ 19.904056][ C0] [ 19.904056][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 19.904058][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x36/0x80 [ 19.904062][ C0] Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 c1 5f b3 fd 48 89 df e8 c9 b5 b3 fd f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f 01 00 00 00 e8 70 7f a5 fd 65 48 83 3d af bb 6f 02 00 74 12 5b [ 19.904063][ C0] RSP: 0018:ffa00000007a76f8 EFLAGS: 00000246 [ 19.904066][ C0] RAX: 0000000000000096 RBX: ff11000001033080 RCX: ffffffff97a1c483 [ 19.904067][ C0] RDX: ff1100000c7ba380 RSI: ffffffff9848b99a RDI: ffffffff97e90860 [ 19.904068][ C0] RBP: 0000000000000296 R08: 0000000000000000 R09: 0000000000000000 [ 19.904069][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: ff11000021ad4000 [ 19.904070][ C0] R13: ff11000021ad4000 R14: ff11000021ad1000 R15: ff11000001033080 [ 19.904072][ C0] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 19.904074][ C0] free_to_partial_list+0x15a/0x310 [ 19.904076][ C0] ? qlist_free_all+0x57/0x110 [ 19.904079][ C0] qlist_free_all+0x5c/0x110 [ 19.904081][ C0] kasan_quarantine_reduce+0x196/0x240 [ 19.904083][ C0] __kasan_slab_alloc+0x4b/0x70 [ 19.904085][ C0] kmem_cache_alloc_noprof+0x21f/0x5c0 [ 19.904087][ C0] ? __alloc_object+0x30/0x260 [ 19.904090][ C0] __alloc_object+0x30/0x260 [ 19.904092][ C0] __create_object+0x30/0x110 [ 19.904093][ C0] ? kasan_save_track+0x14/0x30 [ 19.904095][ C0] kmem_cache_alloc_node_noprof+0x4ce/0x660 [ 19.904097][ C0] ? __alloc_skb+0xde/0x5f0 [ 19.904100][ C0] __alloc_skb+0xde/0x5f0 [ 19.904101][ C0] ? napi_skb_cache_get+0x830/0x830 [ 19.904103][ C0] ? skb_do_copy_data_nocache+0x12d/0x250 [ 19.904106][ C0] tcp_stream_alloc_skb+0x28/0x6d0 [ 19.904107][ C0] ? trace_tcp_sendmsg_locked+0xd1/0x1f0 [ 19.904109][ C0] ? tcp_stream_memory_free+0x94/0x170 [ 19.904111][ C0] tcp_sendmsg_locked+0xb74/0x3da0 [ 19.904114][ C0] ? tcp_sendmsg_fastopen+0x630/0x630 [ 19.904116][ C0] ? do_raw_spin_lock+0x131/0x280 [ 19.904118][ C0] ? find_held_lock+0x2b/0x80 [ 19.904120][ C0] ? mark_held_locks+0x40/0x70 [ 19.904123][ C0] tcp_sendmsg+0x2f/0x50 [ 19.904125][ C0] sock_write_iter+0x290/0x480 [ 19.904126][ C0] ? do_raw_spin_unlock+0x59/0x250 [ 19.904128][ C0] ? ____sys_recvmsg+0x710/0x710 [ 19.904130][ C0] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 19.904132][ C0] ? rcu_read_lock_any_held+0x3c/0x90 [ 19.904135][ C0] ? validate_chain+0x38b/0xc20 [ 19.904137][ C0] ? ____sys_recvmsg+0x710/0x710 [ 19.904138][ C0] new_sync_write+0x400/0x760 [ 19.904141][ C0] ? new_sync_read+0x750/0x750 [ 19.904143][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 19.904146][ C0] ? __fget_files+0x1e3/0x460 [ 19.904149][ C0] vfs_write+0x6a2/0xbd0 [ 19.904151][ C0] ksys_write+0x1ac/0x250 [ 19.904152][ C0] ? __ia32_sys_read+0xc0/0xc0 [ 19.904154][ C0] ? restore_fpregs_from_fpstate+0x44/0x130 [ 19.904156][ C0] ? fpregs_restore_userregs+0x14b/0x300 [ 19.904157][ C0] ? rcu_is_watching+0x16/0xd0 [ 19.904159][ C0] do_syscall_64+0xff/0x530 [ 19.904161][ C0] ? exc_page_fault+0xee/0x100 [ 19.904163][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 19.904164][ C0] RIP: 0033:0x7f19f85f7312 [ 19.904167][ C0] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 [ 19.904168][ C0] RSP: 002b:00007f19f6bcbc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 19.904170][ C0] RAX: ffffffffffffffda RBX: 0000000000020000 RCX: 00007f19f85f7312 [ 19.904171][ C0] RDX: 0000000000020000 RSI: 00007f19f7d6f000 RDI: 0000000000000009 [ 19.904172][ C0] RBP: 00007f19f6bcbca0 R08: 0000000000000000 R09: 0000000000000000 [ 19.904173][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f19f7d6f000 [ 19.904174][ C0] R13: 0000000000000009 R14: 0000000000020000 R15: 000055833615d040 [ 19.904176][ C0] [ 19.947325][ T175] netconsole: netconsole: local port 1514 [ 20.025338][ T175] netconsole: netconsole: local IPv6 address 2001:db8::1 [ 20.026003][ T175] netconsole: netconsole: interface name 'eni21692np1' [ 20.027086][ T175] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 20.027380][ T175] netconsole: netconsole: remote port 6666 [ 20.027615][ T175] netconsole: netconsole: remote IPv6 address 2001:db8::2 [ 20.027872][ T175] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 20.045323][ T175] netconsole: network logging started [ 20.464734][ T175] netcons test #15-0 [ 20.464734][ T175] netcons test #15-1 [ 20.464734][ T175] netcons test #15-2 [ 20.464734][ T175] netcons test #15-3 [ 20.464734][ T175] netcons test #15-4 [ 20.464734][ T175] netcons test #15-5 [ 20.464734][ T175] netcons test #15-6 [ 20.464734][ T175] netcons test #15-7 [ 20.464734][ T175] netcons test #15-8 [ 20.464734][ T175] netcons test #15-9 [ 20.464734][ T175] netcons test #15-10 [ 20.464734][ T175] netcons test #15-11 [ 20.464734][ T175] netcons test #15-12 [ 20.464734][ T175] netcons test #15-13 [ 20.464734][ T175] netcons test #15-14 [ 20.464734][ T175] netcons test #15-15 [ 20.464734][ T175] netcons test #15-16 [ 20.464734][ T175] netcons test #15-17 [ 20.464734][ T175] netcons test #15-18 [ 20.464734][ T175] netcons test #15-19 [ 20.464734][ T175] netcons test #15-20 [ 20.464734][ T175] netcons test #15-21 [ 20.464734][ T175] netcons test #15-22 [ 20.464734][ T175] netcons test #15-23 [ 20.464734][ T175] netcons test #15-24 [ 20.464734][ T175] netcons test #15-25 [ 20.464734][ T175] netcons test #15-26 [ 20.464734][ T175] netcons test #15-27 [ 20.464734][ T175] netcons test #15-28 [ 20.464734][ T175] netcons test #15-29 [ 20.464734][ T175] netcons test #15-30 [ 20.464734][ T175] netcons test #15-31 [ 20.464734][ T175] netcons test #15-32 [ 20.464734][ T175] netcons test #15-33 [ 20.464734][ T175] netcons test #15-34 [ 20.464734][ T175] netcons test #15-35 [ 20.464734][ T175] netcons test #15-36 [ 20.464734][ T175] netcons test #15-37 [ 20.464734][ T175] netcons test #15-38 [ 20.464734][ T175] netcons test #15-39 [ 20.469723][ T175] netconsole: netconsole: local port 1514 [ 20.469874][ T175] netconsole: netconsole: local IPv6 address 2001:db8::1 [ 20.470031][ T175] netconsole: netconsole: interface name 'eni21692np1' [ 20.470182][ T175] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 20.470371][ T175] netconsole: netconsole: remote port 6666 [ 20.470530][ T175] netconsole: netconsole: remote IPv6 address 2001:db8::2 [ 20.470684][ T175] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 20.492356][ T175] netconsole: network logging started [ 20.896821][ T175] netcons test #16-0 [ 20.896821][ T175] netcons test #16-1 [ 20.896821][ T175] netcons test #16-2 [ 20.896821][ T175] netcons test #16-3 [ 20.896821][ T175] netcons test #16-4 [ 20.896821][ T175] netcons test #16-5 [ 20.896821][ T175] netcons test #16-6 [ 20.896821][ T175] netcons test #16-7 [ 20.896821][ T175] netcons test #16-8 [ 20.896821][ T175] netcons test #16-9 [ 20.896821][ T175] netcons test #16-10 [ 20.896821][ T175] netcons test #16-11 [ 20.896821][ T175] netcons test #16-12 [ 20.896821][ T175] netcons test #16-13 [ 20.896821][ T175] netcons test #16-14 [ 20.896821][ T175] netcons test #16-15 [ 20.896821][ T175] netcons test #16-16 [ 20.896821][ T175] netcons test #16-17 [ 20.896821][ T175] netcons test #16-18 [ 20.896821][ T175] netcons test #16-19 [ 20.896821][ T175] netcons test #16-20 [ 20.896821][ T175] netcons test #16-21 [ 20.896821][ T175] netcons test #16-22 [ 20.896821][ T175] netcons test #16-23 [ 20.896821][ T175] netcons test #16-24 [ 20.896821][ T175] netcons test #16-25 [ 20.896821][ T175] netcons test #16-26 [ 20.896821][ T175] netcons test #16-27 [ 20.896821][ T175] netcons test #16-28 [ 20.896821][ T175] netcons test #16-29 [ 20.896821][ T175] netcons test #16-30 [ 20.896821][ T175] netcons test #16-31 [ 20.896821][ T175] netcons test #16-32 [ 20.896821][ T175] netcons test #16-33 [ 20.896821][ T175] netcons test #16-34 [ 20.896821][ T175] netcons test #16-35 [ 20.896821][ T175] netcons test #16-36 [ 20.896821][ T175] netcons test #16-37 [ 20.896821][ T175] netcons test #16-38 [ 20.896821][ T175] netcons test #16-39 [ 20.896848][ T175] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 20.896851][ T175] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 175, name: python3 [ 20.896853][ T175] preempt_count: 1, expected: 0 [ 20.896853][ T175] RCU nest depth: 0, expected: 0 [ 20.896855][ T175] INFO: lockdep is turned off. [ 20.896856][ T175] irq event stamp: 731206 [ 20.896858][ T175] hardirqs last enabled at (731205): [] irqentry_exit+0x21c/0x790 [ 20.896867][ T175] hardirqs last disabled at (731206): [] console_emit_next_record+0x3f8/0x4f0 [ 20.896871][ T175] softirqs last enabled at (731204): [] handle_softirqs+0x67c/0x900 [ 20.896875][ T175] softirqs last disabled at (640151): [] __irq_exit_rcu+0x145/0x1c0 [ 20.896877][ T175] Preemption disabled at: [ 20.896878][ T175] [] vprintk_emit+0x31b/0x3e0 [ 20.896884][ T175] CPU: 3 UID: 0 PID: 175 Comm: python3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 20.896888][ T175] Tainted: [W]=WARN [ 20.896889][ T175] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.896891][ T175] Call Trace: [ 20.896892][ T175] [ 20.896894][ T175] dump_stack_lvl+0x6f/0xa0 [ 20.896899][ T175] ? vprintk_emit+0x31b/0x3e0 [ 20.896901][ T175] __might_resched.cold+0x1fe/0x2c1 [ 20.896905][ T175] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 20.896908][ T175] ? rcu_is_watching+0x16/0xd0 [ 20.896911][ T175] __kmalloc_noprof+0x443/0x760 [ 20.896916][ T175] ? __rwlock_init+0x150/0x150 [ 20.896918][ T175] ? alloc_buf.isra.0+0x4b/0x260 [ 20.896923][ T175] ? do_raw_spin_unlock+0x59/0x250 [ 20.896925][ T175] alloc_buf.isra.0+0x4b/0x260 [ 20.896928][ T175] put_chars+0x1e1/0x2f0 [ 20.896930][ T175] ? __send_to_port+0x420/0x420 [ 20.896932][ T175] ? printk_get_next_message+0x2fe/0x7d0 [ 20.896934][ T175] ? console_prepend_replay+0x20/0x20 [ 20.896936][ T175] ? desc_read+0x219/0x2f0 [ 20.896939][ T175] hvc_console_print+0x292/0x780 [ 20.896943][ T175] ? hvc_write+0x3a0/0x3a0 [ 20.896945][ T175] ? __rwlock_init+0x150/0x150 [ 20.896946][ T175] ? rcu_is_watching+0x16/0xd0 [ 20.896948][ T175] ? rcu_is_watching+0x16/0xd0 [ 20.896949][ T175] ? lock_acquire+0x13c/0x160 [ 20.896952][ T175] console_emit_next_record+0x252/0x4f0 [ 20.896954][ T175] ? devkmsg_read+0x4e0/0x4e0 [ 20.896956][ T175] ? _prb_read_valid+0x6e0/0x6e0 [ 20.896958][ T175] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 20.896961][ T175] ? rcu_is_watching+0x16/0xd0 [ 20.896962][ T175] ? lock_acquire+0x13c/0x160 [ 20.896964][ T175] ? console_flush_one_record+0x111/0x710 [ 20.896966][ T175] console_flush_one_record+0x46f/0x710 [ 20.896969][ T175] ? console_emit_next_record+0x4f0/0x4f0 [ 20.896971][ T175] ? __irq_work_queue_local+0x145/0x420 [ 20.896975][ T175] console_unlock+0xee/0x1f0 [ 20.896977][ T175] ? lock_acquire+0x13c/0x160 [ 20.896979][ T175] ? console_flush_one_record+0x710/0x710 [ 20.896981][ T175] ? rcu_is_watching+0x16/0xd0 [ 20.896982][ T175] ? lock_release+0x184/0x1f0 [ 20.896984][ T175] ? lock_acquire+0x60/0x160 [ 20.896986][ T175] ? sync_exp_reset_tree_hotplug+0x3a0/0x3f0 [ 20.896987][ T175] ? __down_trylock_console_sem+0x5e/0xa0 [ 20.896989][ T175] ? vprintk_emit+0x320/0x3e0 [ 20.896991][ T175] vprintk_emit+0x37c/0x3e0 [ 20.896993][ T175] ? wake_up_klogd_work_func+0x90/0x90 [ 20.896994][ T175] ? lock_release+0x184/0x1f0 [ 20.896996][ T175] ? _copy_from_iter+0x1bb/0x1810 [ 20.896999][ T175] devkmsg_emit.constprop.0+0xbc/0xf1 [ 20.897002][ T175] ? vprintk_emit.cold+0x107/0x107 [ 20.897005][ T175] ? __kmalloc_noprof+0x302/0x760 [ 20.897007][ T175] ? idr_get_free+0x830/0x830 [ 20.897009][ T175] ? devkmsg_write+0xd1/0x2c0 [ 20.897011][ T175] ? _copy_from_iter+0x1bb/0x1810 [ 20.897012][ T175] devkmsg_write.cold+0x5a/0x8b [ 20.897015][ T175] ? vprintk_default+0x20/0x20 [ 20.897016][ T175] ? cp_old_stat+0x4d0/0x4d0 [ 20.897019][ T175] ? rcu_is_watching+0x16/0xd0 [ 20.897021][ T175] ? vprintk_default+0x20/0x20 [ 20.897022][ T175] new_sync_write+0x33e/0x760 [ 20.897025][ T175] ? new_sync_read+0x750/0x750 [ 20.897027][ T175] ? vfs_getattr_nosec+0x265/0x3a0 [ 20.897029][ T175] ? fput+0x4c/0xa0 [ 20.897031][ T175] ? rcu_is_watching+0x16/0xd0 [ 20.897032][ T175] ? lock_release+0x184/0x1f0 [ 20.897034][ T175] ? __fget_files+0x54/0x460 [ 20.897036][ T175] ? __fget_files+0x1e3/0x460 [ 20.897038][ T175] vfs_write+0x6a2/0xbd0 [ 20.897040][ T175] ksys_write+0x116/0x250 [ 20.897042][ T175] ? __ia32_sys_read+0xc0/0xc0 [ 20.897043][ T175] ? rcu_is_watching+0x16/0xd0 [ 20.897045][ T175] do_syscall_64+0xff/0x530 [ 20.897047][ T175] ? irq_exit_rcu+0x1a/0x30 [ 20.897049][ T175] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 20.897051][ T175] RIP: 0033:0x7f405f0d4312 [ 20.897055][ T175] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 [ 20.897057][ T175] RSP: 002b:00007ffe64788628 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 20.897061][ T175] RAX: ffffffffffffffda RBX: 0000000000000316 RCX: 00007f405f0d4312 [ 20.897062][ T175] RDX: 0000000000000316 RSI: 000055c7e3d69f10 RDI: 000000000000000b [ 20.897063][ T175] RBP: 00007ffe64788650 R08: 0000000000000000 R09: 0000000000000000 [ 20.897064][ T175] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f405ef41390 [ 20.897065][ T175] R13: 000055c7e3d69f10 R14: 000000000000000b R15: 00007f405eecd0d0 [ 20.897067][ T175] [ 21.014214][ T175] netconsole: netconsole: local port 1514 [ 21.014427][ T175] netconsole: netconsole: local IPv6 address 2001:db8::1 [ 21.014594][ T175] netconsole: netconsole: interface name 'eni21692np1' [ 21.014756][ T175] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 21.014936][ T175] netconsole: netconsole: remote port 6666 [ 21.015093][ T175] netconsole: netconsole: remote IPv6 address 2001:db8::2 [ 21.015251][ T175] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 21.027532][ T175] netconsole: network logging started [ 21.495527][ T175] netcons test #17-0 [ 21.495527][ T175] netcons test #17-1 [ 21.495527][ T175] netcons test #17-2 [ 21.495527][ T175] netcons test #17-3 [ 21.495527][ T175] netcons test #17-4 [ 21.495527][ T175] netcons test #17-5 [ 21.495527][ T175] netcons test #17-6 [ 21.495527][ T175] netcons test #17-7 [ 21.495527][ T175] netcons test #17-8 [ 21.495527][ T175] netcons test #17-9 [ 21.495527][ T175] netcons test #17-10 [ 21.495527][ T175] netcons test #17-11 [ 21.495527][ T175] netcons test #17-12 [ 21.495527][ T175] netcons test #17-13 [ 21.495527][ T175] netcons test #17-14 [ 21.495527][ T175] netcons test #17-15 [ 21.495527][ T175] netcons test #17-16 [ 21.495527][ T175] netcons test #17-17 [ 21.495527][ T175] netcons test #17-18 [ 21.495527][ T175] netcons test #17-19 [ 21.495527][ T175] netcons test #17-20 [ 21.495527][ T175] netcons test #17-21 [ 21.495527][ T175] netcons test #17-22 [ 21.495527][ T175] netcons test #17-23 [ 21.495527][ T175] netcons test #17-24 [ 21.495527][ T175] netcons test #17-25 [ 21.495527][ T175] netcons test #17-26 [ 21.495527][ T175] netcons test #17-27 [ 21.495527][ T175] netcons test #17-28 [ 21.495527][ T175] netcons test #17-29 [ 21.495527][ T175] netcons test #17-30 [ 21.495527][ T175] netcons test #17-31 [ 21.495527][ T175] netcons test #17-32 [ 21.495527][ T175] netcons test #17-33 [ 21.495527][ T175] netcons test #17-34 [ 21.495527][ T175] netcons test #17-35 [ 21.495527][ T175] netcons test #17-36 [ 21.495527][ T175] netcons test #17-37 [ 21.495527][ T175] netcons test #17-38 [ 21.495527][ T175] netcons test #17-39 [ 21.500462][ T175] netconsole: netconsole: local port 1514 [ 21.500653][ T175] netconsole: netconsole: local IPv6 address 2001:db8::1 [ 21.500885][ T175] netconsole: netconsole: interface name 'eni21692np1' [ 21.501086][ T175] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 21.501338][ T175] netconsole: netconsole: remote port 6666 [ 21.501554][ T175] netconsole: netconsole: remote IPv6 address 2001:db8::2 [ 21.501775][ T175] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 21.524207][ T175] netconsole: network logging started [ 21.934735][ T175] netcons test #18-0 [ 21.934735][ T175] netcons test #18-1 [ 21.934735][ T175] netcons test #18-2 [ 21.934735][ T175] netcons test #18-3 [ 21.934735][ T175] netcons test #18-4 [ 21.934735][ T175] netcons test #18-5 [ 21.934735][ T175] netcons test #18-6 [ 21.934735][ T175] netcons test #18-7 [ 21.934735][ T175] netcons test #18-8 [ 21.934735][ T175] netcons test #18-9 [ 21.934735][ T175] netcons test #18-10 [ 21.934735][ T175] netcons test #18-11 [ 21.934735][ T175] netcons test #18-12 [ 21.934735][ T175] netcons test #18-13 [ 21.934735][ T175] netcons test #18-14 [ 21.934735][ T175] netcons test #18-15 [ 21.934735][ T175] netcons test #18-16 [ 21.934735][ T175] netcons test #18-17 [ 21.934735][ T175] netcons test #18-18 [ 21.934735][ T175] netcons test #18-19 [ 21.934735][ T175] netcons test #18-20 [ 21.934735][ T175] netcons test #18-21 [ 21.934735][ T175] netcons test #18-22 [ 21.934735][ T175] netcons test #18-23 [ 21.934735][ T175] netcons test #18-24 [ 21.934735][ T175] netcons test #18-25 [ 21.934735][ T175] netcons test #18-26 [ 21.934735][ T175] netcons test #18-27 [ 21.934735][ T175] netcons test #18-28 [ 21.934735][ T175] netcons test #18-29 [ 21.934735][ T175] netcons test #18-30 [ 21.934735][ T175] netcons test #18-31 [ 21.934735][ T175] netcons test #18-32 [ 21.934735][ T175] netcons test #18-33 [ 21.934735][ T175] netcons test #18-34 [ 21.934735][ T175] netcons test #18-35 [ 21.934735][ T175] netcons test #18-36 [ 21.934735][ T175] netcons test #18-37 [ 21.934735][ T175] netcons test #18-38 [ 21.934735][ T175] netcons test #18-39 [ 21.934811][ T175] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 21.934814][ T175] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 175, name: python3 [ 21.934816][ T175] preempt_count: 1, expected: 0 [ 21.934817][ T175] RCU nest depth: 0, expected: 0 [ 21.934818][ T175] INFO: lockdep is turned off. [ 21.934819][ T175] irq event stamp: 731206 [ 21.934821][ T175] hardirqs last enabled at (731205): [] irqentry_exit+0x21c/0x790 [ 21.934829][ T175] hardirqs last disabled at (731206): [] console_emit_next_record+0x3f8/0x4f0 [ 21.934834][ T175] softirqs last enabled at (731204): [] handle_softirqs+0x67c/0x900 [ 21.934837][ T175] softirqs last disabled at (640151): [] __irq_exit_rcu+0x145/0x1c0 [ 21.934839][ T175] Preemption disabled at: [ 21.934840][ T175] [] vprintk_emit+0x31b/0x3e0 [ 21.934846][ T175] CPU: 2 UID: 0 PID: 175 Comm: python3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 21.934849][ T175] Tainted: [W]=WARN [ 21.934850][ T175] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.934851][ T175] Call Trace: [ 21.934853][ T175] [ 21.934854][ T175] dump_stack_lvl+0x6f/0xa0 [ 21.934860][ T175] ? vprintk_emit+0x31b/0x3e0 [ 21.934861][ T175] __might_resched.cold+0x1fe/0x2c1 [ 21.934865][ T175] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 21.934869][ T175] ? rcu_is_watching+0x16/0xd0 [ 21.934871][ T175] __kmalloc_noprof+0x443/0x760 [ 21.934876][ T175] ? __rwlock_init+0x150/0x150 [ 21.934879][ T175] ? alloc_buf.isra.0+0x4b/0x260 [ 21.934883][ T175] ? do_raw_spin_unlock+0x59/0x250 [ 21.934885][ T175] alloc_buf.isra.0+0x4b/0x260 [ 21.934888][ T175] put_chars+0x1e1/0x2f0 [ 21.934890][ T175] ? __send_to_port+0x420/0x420 [ 21.934892][ T175] ? printk_get_next_message+0x2fe/0x7d0 [ 21.934894][ T175] ? console_prepend_replay+0x20/0x20 [ 21.934897][ T175] hvc_console_print+0x292/0x780 [ 21.934901][ T175] ? hvc_write+0x3a0/0x3a0 [ 21.934903][ T175] ? __rwlock_init+0x150/0x150 [ 21.934904][ T175] ? rcu_is_watching+0x16/0xd0 [ 21.934906][ T175] ? rcu_is_watching+0x16/0xd0 [ 21.934907][ T175] ? lock_acquire+0x13c/0x160 [ 21.934909][ T175] console_emit_next_record+0x252/0x4f0 [ 21.934912][ T175] ? trace_irq_enable.constprop.0+0x30/0x160 [ 21.934915][ T175] ? devkmsg_read+0x4e0/0x4e0 [ 21.934916][ T175] ? finish_task_switch.isra.0+0x209/0xa70 [ 21.934918][ T175] ? __switch_to+0x5a3/0xe00 [ 21.934922][ T175] ? rcu_is_watching+0x16/0xd0 [ 21.934923][ T175] ? lock_acquire+0x13c/0x160 [ 21.934925][ T175] ? console_flush_one_record+0x111/0x710 [ 21.934927][ T175] console_flush_one_record+0x46f/0x710 [ 21.934930][ T175] ? console_emit_next_record+0x4f0/0x4f0 [ 21.934932][ T175] ? __irq_work_queue_local+0x145/0x420 [ 21.934935][ T175] console_unlock+0xee/0x1f0 [ 21.934937][ T175] ? lock_acquire+0x13c/0x160 [ 21.934939][ T175] ? console_flush_one_record+0x710/0x710 [ 21.934941][ T175] ? rcu_is_watching+0x16/0xd0 [ 21.934942][ T175] ? lock_release+0x184/0x1f0 [ 21.934944][ T175] ? lock_acquire+0x60/0x160 [ 21.934945][ T175] ? sync_exp_reset_tree_hotplug+0x3a0/0x3f0 [ 21.934947][ T175] ? __down_trylock_console_sem+0x5e/0xa0 [ 21.934949][ T175] ? vprintk_emit+0x320/0x3e0 [ 21.934950][ T175] vprintk_emit+0x37c/0x3e0 [ 21.934952][ T175] ? wake_up_klogd_work_func+0x90/0x90 [ 21.934953][ T175] ? lock_release+0x184/0x1f0 [ 21.934955][ T175] ? _copy_from_iter+0x1bb/0x1810 [ 21.934958][ T175] devkmsg_emit.constprop.0+0xbc/0xf1 [ 21.934962][ T175] ? vprintk_emit.cold+0x107/0x107 [ 21.934964][ T175] ? __kmalloc_noprof+0x302/0x760 [ 21.934966][ T175] ? idr_get_free+0x830/0x830 [ 21.934969][ T175] ? devkmsg_write+0xd1/0x2c0 [ 21.934970][ T175] ? _copy_from_iter+0x1bb/0x1810 [ 21.934972][ T175] devkmsg_write.cold+0x5a/0x8b [ 21.934974][ T175] ? vprintk_default+0x20/0x20 [ 21.934975][ T175] ? cp_old_stat+0x4d0/0x4d0 [ 21.934978][ T175] ? rcu_is_watching+0x16/0xd0 [ 21.934980][ T175] ? vprintk_default+0x20/0x20 [ 21.934981][ T175] new_sync_write+0x33e/0x760 [ 21.934984][ T175] ? new_sync_read+0x750/0x750 [ 21.934986][ T175] ? vfs_getattr_nosec+0x265/0x3a0 [ 21.934988][ T175] ? fput+0x4c/0xa0 [ 21.934990][ T175] ? rcu_is_watching+0x16/0xd0 [ 21.934991][ T175] ? lock_release+0x184/0x1f0 [ 21.934993][ T175] ? __fget_files+0x54/0x460 [ 21.934995][ T175] ? __fget_files+0x1e3/0x460 [ 21.934997][ T175] vfs_write+0x6a2/0xbd0 [ 21.934999][ T175] ksys_write+0x116/0x250 [ 21.935000][ T175] ? __ia32_sys_read+0xc0/0xc0 [ 21.935002][ T175] ? rcu_is_watching+0x16/0xd0 [ 21.935003][ T175] do_syscall_64+0xff/0x530 [ 21.935006][ T175] ? irq_exit_rcu+0x1a/0x30 [ 21.935007][ T175] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 21.935010][ T175] RIP: 0033:0x7f405f0d4312 [ 21.935014][ T175] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 [ 21.935015][ T175] RSP: 002b:00007ffe64788628 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 21.935019][ T175] RAX: ffffffffffffffda RBX: 0000000000000316 RCX: 00007f405f0d4312 [ 21.935021][ T175] RDX: 0000000000000316 RSI: 000055c7e3d69f10 RDI: 000000000000000b [ 21.935021][ T175] RBP: 00007ffe64788650 R08: 0000000000000000 R09: 0000000000000000 [ 21.935022][ T175] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f405ef41390 [ 21.935023][ T175] R13: 000055c7e3d69f10 R14: 000000000000000b R15: 00007f405eecd0d0 [ 21.935025][ T175] [ 21.957924][ T175] netconsole: netconsole: local port 1514 [ 21.958099][ T175] netconsole: netconsole: local IPv6 address 2001:db8::1 [ 21.958312][ T175] netconsole: netconsole: interface name 'eni21692np1' [ 21.961603][ T175] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 21.961841][ T175] netconsole: netconsole: remote port 6666 [ 21.962039][ T175] netconsole: netconsole: remote IPv6 address 2001:db8::2 [ 21.962236][ T175] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 21.974293][ T175] netconsole: network logging started [ 22.464316][ T175] netcons test #19-0 [ 22.464316][ T175] netcons test #19-1 [ 22.464316][ T175] netcons test #19-2 [ 22.464316][ T175] netcons test #19-3 [ 22.464316][ T175] netcons test #19-4 [ 22.464316][ T175] netcons test #19-5 [ 22.464316][ T175] netcons test #19-6 [ 22.464316][ T175] netcons test #19-7 [ 22.464316][ T175] netcons test #19-8 [ 22.464316][ T175] netcons test #19-9 [ 22.464316][ T175] netcons test #19-10 [ 22.464316][ T175] netcons test #19-11 [ 22.464316][ T175] netcons test #19-12 [ 22.464316][ T175] netcons test #19-13 [ 22.464316][ T175] netcons test #19-14 [ 22.464316][ T175] netcons test #19-15 [ 22.464316][ T175] netcons test #19-16 [ 22.464316][ T175] netcons test #19-17 [ 22.464316][ T175] netcons test #19-18 [ 22.464316][ T175] netcons test #19-19 [ 22.464316][ T175] netcons test #19-20 [ 22.464316][ T175] netcons test #19-21 [ 22.464316][ T175] netcons test #19-22 [ 22.464316][ T175] netcons test #19-23 [ 22.464316][ T175] netcons test #19-24 [ 22.464316][ T175] netcons test #19-25 [ 22.464316][ T175] netcons test #19-26 [ 22.464316][ T175] netcons test #19-27 [ 22.464316][ T175] netcons test #19-28 [ 22.464316][ T175] netcons test #19-29 [ 22.464316][ T175] netcons test #19-30 [ 22.464316][ T175] netcons test #19-31 [ 22.464316][ T175] netcons test #19-32 [ 22.464316][ T175] netcons test #19-33 [ 22.464316][ T175] netcons test #19-34 [ 22.464316][ T175] netcons test #19-35 [ 22.464316][ T175] netcons test #19-36 [ 22.464316][ T175] netcons test #19-37 [ 22.464316][ T175] netcons test #19-38 [ 22.464316][ T175] netcons test #19-39 [ 22.473321][ T175] netconsole: netconsole: local port 1514 [ 22.473527][ T175] netconsole: netconsole: local IPv6 address 2001:db8::1 [ 22.473738][ T175] netconsole: netconsole: interface name 'eni21692np1' [ 22.473944][ T175] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 22.474172][ T175] netconsole: netconsole: remote port 6666 [ 22.474378][ T175] netconsole: netconsole: remote IPv6 address 2001:db8::2 [ 22.474975][ T175] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 22.488407][ T175] netconsole: network logging started