[ 10.053990][ T206] ip (206) used greatest stack depth: 24064 bytes left [ 10.054009][ T206] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.054011][ T206] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 206, name: ip [ 10.054013][ T206] preempt_count: 2, expected: 0 [ 10.054014][ T206] RCU nest depth: 0, expected: 0 [ 10.054015][ T206] locks held by ip/206: 5, last CPU#2: [ 10.054017][ T206] #0: ffffffff972167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 10.054028][ T206] #1: ffffffff9737ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.054033][ T206] #2: ffffffff9737de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.054038][ T206] #3: ffffffff9729d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.054042][ T206] #4: ffffffff9729d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.054046][ T206] irq event stamp: 21008 [ 10.054047][ T206] hardirqs last enabled at (21007): [] __down_trylock_console_sem+0x86/0xa0 [ 10.054050][ T206] hardirqs last disabled at (21008): [] console_emit_next_record+0x3d4/0x4c0 [ 10.054053][ T206] softirqs last enabled at (19578): [] handle_softirqs+0x67c/0x900 [ 10.054055][ T206] softirqs last disabled at (18549): [] __irq_exit_rcu+0x145/0x1c0 [ 10.054057][ T206] Preemption disabled at: [ 10.054058][ T206] [<0000000000000000>] 0x0 [ 10.054065][ T206] CPU: 2 UID: 0 PID: 206 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.054068][ T206] Tainted: [W]=WARN [ 10.054070][ T206] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.054071][ T206] Call Trace: [ 10.054073][ T206] [ 10.054075][ T206] dump_stack_lvl+0x6f/0xa0 [ 10.054081][ T206] __might_resched.cold+0x1fe/0x2c1 [ 10.054086][ T206] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.054090][ T206] ? __kmalloc_noprof+0xdb/0x760 [ 10.054095][ T206] __kmalloc_noprof+0x443/0x760 [ 10.054097][ T206] ? alloc_buf.isra.0+0x4b/0x260 [ 10.054105][ T206] ? do_raw_spin_unlock+0x59/0x250 [ 10.054107][ T206] alloc_buf.isra.0+0x4b/0x260 [ 10.054111][ T206] put_chars+0x1e1/0x2f0 [ 10.054114][ T206] ? __send_to_port+0x420/0x420 [ 10.054115][ T206] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.054119][ T206] ? validate_chain+0x38b/0xc20 [ 10.054125][ T206] hvc_console_print+0x292/0x780 [ 10.054133][ T206] ? hvc_write+0x3a0/0x3a0 [ 10.054136][ T206] ? rcu_is_watching+0x16/0xd0 [ 10.054138][ T206] ? lock_acquire+0x13c/0x160 [ 10.054143][ T206] console_emit_next_record+0x22f/0x4c0 [ 10.054147][ T206] ? devkmsg_read+0x4b0/0x4b0 [ 10.054149][ T206] ? console_flush_one_record+0x106/0x710 [ 10.054152][ T206] ? rcu_is_watching+0x16/0xd0 [ 10.054154][ T206] ? lock_acquire+0x13c/0x160 [ 10.054158][ T206] console_flush_one_record+0x46f/0x710 [ 10.054163][ T206] ? console_emit_next_record+0x4c0/0x4c0 [ 10.054165][ T206] ? __lock_acquire+0x518/0xc20 [ 10.054171][ T206] console_unlock+0xee/0x1f0 [ 10.054174][ T206] ? console_flush_one_record+0x710/0x710 [ 10.054176][ T206] ? rcu_is_watching+0x16/0xd0 [ 10.054178][ T206] ? lock_acquire+0xe0/0x160 [ 10.054182][ T206] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.054183][ T206] ? vprintk_emit+0x320/0x3e0 [ 10.054187][ T206] vprintk_emit+0x37c/0x3e0 [ 10.054190][ T206] ? wake_up_klogd_work_func+0x90/0x90 [ 10.054193][ T206] ? __lock_acquire+0x518/0xc20 [ 10.054197][ T206] _printk+0xc7/0x100 [ 10.054201][ T206] ? snapshot_read.cold+0x21/0x21 [ 10.054204][ T206] ? do_raw_spin_lock+0x131/0x280 [ 10.054207][ T206] ? __rwlock_init+0x150/0x150 [ 10.054211][ T206] ? do_raw_spin_lock+0x131/0x280 [ 10.054214][ T206] do_exit.cold+0x82/0x9c [ 10.054218][ T206] ? exit_notify+0x890/0x890 [ 10.054219][ T206] ? __lock_release.isra.0+0x69/0x1a0 [ 10.054222][ T206] ? rcu_is_watching+0x16/0xd0 [ 10.054226][ T206] do_group_exit+0xb8/0x370 [ 10.054229][ T206] __x64_sys_exit_group+0x3c/0x50 [ 10.054231][ T206] x64_sys_call+0x1567/0x1570 [ 10.054234][ T206] do_syscall_64+0xff/0x530 [ 10.054237][ T206] ? exc_page_fault+0xee/0x100 [ 10.054241][ T206] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.054243][ T206] RIP: 0033:0x7fb06b4db1b8 [ 10.054245][ T206] Code: Unable to access opcode bytes at 0x7fb06b4db18e. [ 10.054246][ T206] RSP: 002b:00007ffc481206d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.054249][ T206] RAX: ffffffffffffffda RBX: 00007fb06b60bf88 RCX: 00007fb06b4db1b8 [ 10.054250][ T206] RDX: 00007fb06b225fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.054251][ T206] RBP: 00007ffc48120730 R08: 0000000000000000 R09: 0000000000000050 [ 10.054252][ T206] R10: 00007ffc481204f0 R11: 0000000000000246 R12: 0000000000000001 [ 10.054253][ T206] R13: 0000000000000000 R14: 00007fb06b60a680 R15: 00007fb06b60bfa0 [ 10.054260][ T206] [ 11.601310][ T245] udpgso_bench_tx (245) used greatest stack depth: 23856 bytes left [ 11.601328][ T245] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.601330][ T245] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 245, name: udpgso_bench_tx [ 11.601331][ T245] preempt_count: 2, expected: 0 [ 11.601332][ T245] RCU nest depth: 0, expected: 0 [ 11.601333][ T245] locks held by udpgso_bench_tx/245: 5, last CPU#2: [ 11.601335][ T245] #0: ffffffff972167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 11.601347][ T245] #1: ffffffff9737ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.601352][ T245] #2: ffffffff9737de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.601356][ T245] #3: ffffffff9729d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.601360][ T245] #4: ffffffff9729d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.601364][ T245] irq event stamp: 61828 [ 11.601365][ T245] hardirqs last enabled at (61827): [] __down_trylock_console_sem+0x86/0xa0 [ 11.601368][ T245] hardirqs last disabled at (61828): [] console_emit_next_record+0x3d4/0x4c0 [ 11.601370][ T245] softirqs last enabled at (61772): [] handle_softirqs+0x67c/0x900 [ 11.601372][ T245] softirqs last disabled at (61763): [] __irq_exit_rcu+0x145/0x1c0 [ 11.601375][ T245] Preemption disabled at: [ 11.601375][ T245] [<0000000000000000>] 0x0 [ 11.601382][ T245] CPU: 2 UID: 0 PID: 245 Comm: udpgso_bench_tx Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.601386][ T245] Tainted: [W]=WARN [ 11.601387][ T245] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.601389][ T245] Call Trace: [ 11.601390][ T245] [ 11.601392][ T245] dump_stack_lvl+0x6f/0xa0 [ 11.601399][ T245] __might_resched.cold+0x1fe/0x2c1 [ 11.601404][ T245] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.601408][ T245] ? __kmalloc_noprof+0xdb/0x760 [ 11.601413][ T245] __kmalloc_noprof+0x443/0x760 [ 11.601415][ T245] ? alloc_buf.isra.0+0x4b/0x260 [ 11.601422][ T245] ? do_raw_spin_unlock+0x59/0x250 [ 11.601424][ T245] alloc_buf.isra.0+0x4b/0x260 [ 11.601428][ T245] put_chars+0x1e1/0x2f0 [ 11.601431][ T245] ? __send_to_port+0x420/0x420 [ 11.601432][ T245] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.601436][ T245] ? validate_chain+0x38b/0xc20 [ 11.601441][ T245] hvc_console_print+0x292/0x780 [ 11.601449][ T245] ? hvc_write+0x3a0/0x3a0 [ 11.601452][ T245] ? rcu_is_watching+0x16/0xd0 [ 11.601454][ T245] ? lock_acquire+0x13c/0x160 [ 11.601458][ T245] console_emit_next_record+0x22f/0x4c0 [ 11.601462][ T245] ? devkmsg_read+0x4b0/0x4b0 [ 11.601464][ T245] ? console_flush_one_record+0x106/0x710 [ 11.601468][ T245] ? rcu_is_watching+0x16/0xd0 [ 11.601469][ T245] ? lock_acquire+0x13c/0x160 [ 11.601473][ T245] console_flush_one_record+0x46f/0x710 [ 11.601478][ T245] ? console_emit_next_record+0x4c0/0x4c0 [ 11.601480][ T245] ? __lock_acquire+0x518/0xc20 [ 11.601485][ T245] console_unlock+0xee/0x1f0 [ 11.601488][ T245] ? console_flush_one_record+0x710/0x710 [ 11.601490][ T245] ? rcu_is_watching+0x16/0xd0 [ 11.601492][ T245] ? lock_acquire+0xe0/0x160 [ 11.601496][ T245] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.601498][ T245] ? vprintk_emit+0x320/0x3e0 [ 11.601505][ T245] vprintk_emit+0x37c/0x3e0 [ 11.601508][ T245] ? wake_up_klogd_work_func+0x90/0x90 [ 11.601509][ T245] ? do_raw_spin_unlock+0x59/0x250 [ 11.601512][ T245] ? __lock_acquire+0x518/0xc20 [ 11.601516][ T245] _printk+0xc7/0x100 [ 11.601520][ T245] ? snapshot_read.cold+0x21/0x21 [ 11.601523][ T245] ? do_raw_spin_lock+0x131/0x280 [ 11.601525][ T245] ? __rwlock_init+0x150/0x150 [ 11.601529][ T245] ? do_raw_spin_lock+0x131/0x280 [ 11.601532][ T245] do_exit.cold+0x82/0x9c [ 11.601536][ T245] ? exit_notify+0x890/0x890 [ 11.601538][ T245] ? __lock_release.isra.0+0x69/0x1a0 [ 11.601541][ T245] ? rcu_is_watching+0x16/0xd0 [ 11.601544][ T245] do_group_exit+0xb8/0x370 [ 11.601547][ T245] __x64_sys_exit_group+0x3c/0x50 [ 11.601549][ T245] x64_sys_call+0x1567/0x1570 [ 11.601552][ T245] do_syscall_64+0xff/0x530 [ 11.601556][ T245] ? exc_page_fault+0xee/0x100 [ 11.601559][ T245] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.601562][ T245] RIP: 0033:0x7fa6efffa1b8 [ 11.601564][ T245] Code: Unable to access opcode bytes at 0x7fa6efffa18e. [ 11.601565][ T245] RSP: 002b:00007ffd26abdba8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.601568][ T245] RAX: ffffffffffffffda RBX: 00007fa6f012af88 RCX: 00007fa6efffa1b8 [ 11.601569][ T245] RDX: 00007fa6eff37a48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 11.601570][ T245] RBP: 00007ffd26abdc00 R08: 0000000000000000 R09: 0000000000000000 [ 11.601571][ T245] R10: 00007ffd26abda40 R11: 0000000000000246 R12: 0000000000000001 [ 11.601571][ T245] R13: 0000000000000000 R14: 00007fa6f0129680 R15: 00007fa6f012afa0 [ 11.601579][ T245] [ 13.763254][ T321] udpgso_bench_tx (321) used greatest stack depth: 21200 bytes left [ 13.763276][ T321] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 13.763279][ T321] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 321, name: udpgso_bench_tx [ 13.763280][ T321] preempt_count: 2, expected: 0 [ 13.763281][ T321] RCU nest depth: 0, expected: 0 [ 13.763283][ T321] locks held by udpgso_bench_tx/321: 5, last CPU#0: [ 13.763285][ T321] #0: ffffffff972167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 13.763298][ T321] #1: ffffffff9737ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 13.763304][ T321] #2: ffffffff9737de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 13.763309][ T321] #3: ffffffff9729d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 13.763314][ T321] #4: ffffffff9729d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 13.763319][ T321] irq event stamp: 50564 [ 13.763320][ T321] hardirqs last enabled at (50563): [] __down_trylock_console_sem+0x86/0xa0 [ 13.763323][ T321] hardirqs last disabled at (50564): [] console_emit_next_record+0x3d4/0x4c0 [ 13.763326][ T321] softirqs last enabled at (49804): [] handle_softirqs+0x67c/0x900 [ 13.763329][ T321] softirqs last disabled at (49797): [] __irq_exit_rcu+0x145/0x1c0 [ 13.763331][ T321] Preemption disabled at: [ 13.763332][ T321] [<0000000000000000>] 0x0 [ 13.763339][ T321] CPU: 0 UID: 0 PID: 321 Comm: udpgso_bench_tx Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 13.763343][ T321] Tainted: [W]=WARN [ 13.763344][ T321] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.763345][ T321] Call Trace: [ 13.763347][ T321] [ 13.763349][ T321] dump_stack_lvl+0x6f/0xa0 [ 13.763356][ T321] __might_resched.cold+0x1fe/0x2c1 [ 13.763361][ T321] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 13.763366][ T321] ? __kmalloc_noprof+0xdb/0x760 [ 13.763371][ T321] __kmalloc_noprof+0x443/0x760 [ 13.763373][ T321] ? alloc_buf.isra.0+0x4b/0x260 [ 13.763381][ T321] ? do_raw_spin_unlock+0x59/0x250 [ 13.763384][ T321] alloc_buf.isra.0+0x4b/0x260 [ 13.763388][ T321] put_chars+0x1e1/0x2f0 [ 13.763391][ T321] ? __send_to_port+0x420/0x420 [ 13.763392][ T321] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 13.763396][ T321] ? validate_chain+0x38b/0xc20 [ 13.763403][ T321] hvc_console_print+0x292/0x780 [ 13.763411][ T321] ? hvc_write+0x3a0/0x3a0 [ 13.763414][ T321] ? rcu_is_watching+0x16/0xd0 [ 13.763416][ T321] ? lock_acquire+0x13c/0x160 [ 13.763421][ T321] console_emit_next_record+0x22f/0x4c0 [ 13.763425][ T321] ? devkmsg_read+0x4b0/0x4b0 [ 13.763427][ T321] ? console_flush_one_record+0x106/0x710 [ 13.763431][ T321] ? rcu_is_watching+0x16/0xd0 [ 13.763433][ T321] ? lock_acquire+0x13c/0x160 [ 13.763437][ T321] console_flush_one_record+0x46f/0x710 [ 13.763443][ T321] ? console_emit_next_record+0x4c0/0x4c0 [ 13.763445][ T321] ? __lock_acquire+0x518/0xc20 [ 13.763451][ T321] console_unlock+0xee/0x1f0 [ 13.763454][ T321] ? console_flush_one_record+0x710/0x710 [ 13.763457][ T321] ? rcu_is_watching+0x16/0xd0 [ 13.763459][ T321] ? lock_acquire+0xe0/0x160 [ 13.763463][ T321] ? __down_trylock_console_sem+0x5e/0xa0 [ 13.763465][ T321] ? vprintk_emit+0x320/0x3e0 [ 13.763468][ T321] vprintk_emit+0x37c/0x3e0 [ 13.763471][ T321] ? wake_up_klogd_work_func+0x90/0x90 [ 13.763473][ T321] ? do_raw_spin_unlock+0x59/0x250 [ 13.763476][ T321] ? __lock_acquire+0x518/0xc20 [ 13.763481][ T321] _printk+0xc7/0x100 [ 13.763484][ T321] ? snapshot_read.cold+0x21/0x21 [ 13.763487][ T321] ? do_raw_spin_lock+0x131/0x280 [ 13.763490][ T321] ? __rwlock_init+0x150/0x150 [ 13.763495][ T321] ? do_raw_spin_lock+0x131/0x280 [ 13.763498][ T321] do_exit.cold+0x82/0x9c [ 13.763502][ T321] ? exit_notify+0x890/0x890 [ 13.763503][ T321] ? __lock_release.isra.0+0x69/0x1a0 [ 13.763506][ T321] ? rcu_is_watching+0x16/0xd0 [ 13.763514][ T321] do_group_exit+0xb8/0x370 [ 13.763518][ T321] __x64_sys_exit_group+0x3c/0x50 [ 13.763520][ T321] x64_sys_call+0x1567/0x1570 [ 13.763523][ T321] do_syscall_64+0xff/0x530 [ 13.763527][ T321] ? exc_page_fault+0xee/0x100 [ 13.763530][ T321] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 13.763532][ T321] RIP: 0033:0x7f3cdf1e11b8 [ 13.763535][ T321] Code: Unable to access opcode bytes at 0x7f3cdf1e118e. [ 13.763536][ T321] RSP: 002b:00007ffc119ca4b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 13.763539][ T321] RAX: ffffffffffffffda RBX: 00007f3cdf311f88 RCX: 00007f3cdf1e11b8 [ 13.763540][ T321] RDX: 00007f3cdf11ea48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 13.763541][ T321] RBP: 00007ffc119ca510 R08: 0000000000000000 R09: 0000000000000000 [ 13.763542][ T321] R10: 00007ffc119ca350 R11: 0000000000000246 R12: 0000000000000001 [ 13.763543][ T321] R13: 0000000000000000 R14: 00007f3cdf310680 R15: 00007f3cdf311fa0 [ 13.763551][ T321] [ 57.763077][ T1228] udpgso_bench_tx (1228) used greatest stack depth: 20816 bytes left [ 57.763093][ T1228] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 57.763095][ T1228] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 1228, name: udpgso_bench_tx [ 57.763097][ T1228] preempt_count: 2, expected: 0 [ 57.763098][ T1228] RCU nest depth: 0, expected: 0 [ 57.763099][ T1228] locks held by udpgso_bench_tx/1228: 5, last CPU#0: [ 57.763101][ T1228] #0: ffffffff972167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 57.763112][ T1228] #1: ffffffff9737ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 57.763116][ T1228] #2: ffffffff9737de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 57.763121][ T1228] #3: ffffffff9729d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 57.763124][ T1228] #4: ffffffff9729d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 57.763128][ T1228] irq event stamp: 49370 [ 57.763129][ T1228] hardirqs last enabled at (49369): [] __down_trylock_console_sem+0x86/0xa0 [ 57.763132][ T1228] hardirqs last disabled at (49370): [] console_emit_next_record+0x3d4/0x4c0 [ 57.763134][ T1228] softirqs last enabled at (49292): [] handle_softirqs+0x67c/0x900 [ 57.763136][ T1228] softirqs last disabled at (48335): [] __irq_exit_rcu+0x145/0x1c0 [ 57.763138][ T1228] Preemption disabled at: [ 57.763139][ T1228] [<0000000000000000>] 0x0 [ 57.763146][ T1228] CPU: 0 UID: 0 PID: 1228 Comm: udpgso_bench_tx Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 57.763149][ T1228] Tainted: [W]=WARN [ 57.763150][ T1228] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.763151][ T1228] Call Trace: [ 57.763153][ T1228] [ 57.763155][ T1228] dump_stack_lvl+0x6f/0xa0 [ 57.763161][ T1228] __might_resched.cold+0x1fe/0x2c1 [ 57.763166][ T1228] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 57.763170][ T1228] ? __kmalloc_noprof+0xdb/0x760 [ 57.763174][ T1228] __kmalloc_noprof+0x443/0x760 [ 57.763176][ T1228] ? alloc_buf.isra.0+0x4b/0x260 [ 57.763183][ T1228] ? do_raw_spin_unlock+0x59/0x250 [ 57.763186][ T1228] alloc_buf.isra.0+0x4b/0x260 [ 57.763189][ T1228] put_chars+0x1e1/0x2f0 [ 57.763192][ T1228] ? __send_to_port+0x420/0x420 [ 57.763193][ T1228] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 57.763197][ T1228] ? validate_chain+0x38b/0xc20 [ 57.763202][ T1228] hvc_console_print+0x292/0x780 [ 57.763209][ T1228] ? hvc_write+0x3a0/0x3a0 [ 57.763212][ T1228] ? rcu_is_watching+0x16/0xd0 [ 57.763214][ T1228] ? lock_acquire+0x13c/0x160 [ 57.763218][ T1228] console_emit_next_record+0x22f/0x4c0 [ 57.763222][ T1228] ? devkmsg_read+0x4b0/0x4b0 [ 57.763224][ T1228] ? console_flush_one_record+0x106/0x710 [ 57.763227][ T1228] ? rcu_is_watching+0x16/0xd0 [ 57.763229][ T1228] ? lock_acquire+0x13c/0x160 [ 57.763232][ T1228] console_flush_one_record+0x46f/0x710 [ 57.763237][ T1228] ? console_emit_next_record+0x4c0/0x4c0 [ 57.763238][ T1228] ? __lock_acquire+0x518/0xc20 [ 57.763244][ T1228] console_unlock+0xee/0x1f0 [ 57.763246][ T1228] ? console_flush_one_record+0x710/0x710 [ 57.763248][ T1228] ? rcu_is_watching+0x16/0xd0 [ 57.763250][ T1228] ? lock_acquire+0xe0/0x160 [ 57.763254][ T1228] ? __down_trylock_console_sem+0x5e/0xa0 [ 57.763256][ T1228] ? vprintk_emit+0x320/0x3e0 [ 57.763258][ T1228] vprintk_emit+0x37c/0x3e0 [ 57.763261][ T1228] ? wake_up_klogd_work_func+0x90/0x90 [ 57.763263][ T1228] ? do_raw_spin_unlock+0x59/0x250 [ 57.763266][ T1228] ? __lock_acquire+0x518/0xc20 [ 57.763270][ T1228] _printk+0xc7/0x100 [ 57.763273][ T1228] ? snapshot_read.cold+0x21/0x21 [ 57.763278][ T1228] ? do_raw_spin_lock+0x131/0x280 [ 57.763280][ T1228] ? __rwlock_init+0x150/0x150 [ 57.763284][ T1228] ? do_raw_spin_lock+0x131/0x280 [ 57.763287][ T1228] do_exit.cold+0x82/0x9c [ 57.763291][ T1228] ? exit_notify+0x890/0x890 [ 57.763292][ T1228] ? __lock_release.isra.0+0x69/0x1a0 [ 57.763295][ T1228] ? rcu_is_watching+0x16/0xd0 [ 57.763298][ T1228] do_group_exit+0xb8/0x370 [ 57.763301][ T1228] __x64_sys_exit_group+0x3c/0x50 [ 57.763303][ T1228] x64_sys_call+0x1567/0x1570 [ 57.763305][ T1228] do_syscall_64+0xff/0x530 [ 57.763309][ T1228] ? exc_page_fault+0xee/0x100 [ 57.763312][ T1228] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 57.763314][ T1228] RIP: 0033:0x7f1d8c0941b8 [ 57.763316][ T1228] Code: Unable to access opcode bytes at 0x7f1d8c09418e. [ 57.763317][ T1228] RSP: 002b:00007ffef07bdb18 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 57.763319][ T1228] RAX: ffffffffffffffda RBX: 00007f1d8c1c4f88 RCX: 00007f1d8c0941b8 [ 57.763321][ T1228] RDX: 00007f1d8bfd1a48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 57.763322][ T1228] RBP: 00007ffef07bdb70 R08: 0000000000000000 R09: 0000000000000000 [ 57.763322][ T1228] R10: 00007ffef07bd9b0 R11: 0000000000000246 R12: 0000000000000001 [ 57.763323][ T1228] R13: 0000000000000000 R14: 00007f1d8c1c3680 R15: 00007f1d8c1c4fa0 [ 57.763330][ T1228] [ 59.778413][ T1302] udpgso_bench_tx (1302) used greatest stack depth: 20016 bytes left [ 59.778431][ T1302] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 59.778433][ T1302] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 1302, name: udpgso_bench_tx [ 59.778435][ T1302] preempt_count: 2, expected: 0 [ 59.778436][ T1302] RCU nest depth: 0, expected: 0 [ 59.778437][ T1302] locks held by udpgso_bench_tx/1302: 5, last CPU#0: [ 59.778439][ T1302] #0: ffffffff972167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 59.778450][ T1302] #1: ffffffff9737ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 59.778454][ T1302] #2: ffffffff9737de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 59.778459][ T1302] #3: ffffffff9729d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 59.778463][ T1302] #4: ffffffff9729d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 59.778467][ T1302] irq event stamp: 48322 [ 59.778468][ T1302] hardirqs last enabled at (48321): [] __down_trylock_console_sem+0x86/0xa0 [ 59.778471][ T1302] hardirqs last disabled at (48322): [] console_emit_next_record+0x3d4/0x4c0 [ 59.778473][ T1302] softirqs last enabled at (48074): [] handle_softirqs+0x67c/0x900 [ 59.778475][ T1302] softirqs last disabled at (48065): [] __irq_exit_rcu+0x145/0x1c0 [ 59.778477][ T1302] Preemption disabled at: [ 59.778478][ T1302] [<0000000000000000>] 0x0 [ 59.778485][ T1302] CPU: 0 UID: 0 PID: 1302 Comm: udpgso_bench_tx Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 59.778488][ T1302] Tainted: [W]=WARN [ 59.778489][ T1302] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 59.778491][ T1302] Call Trace: [ 59.778492][ T1302] [ 59.778494][ T1302] dump_stack_lvl+0x6f/0xa0 [ 59.778500][ T1302] __might_resched.cold+0x1fe/0x2c1 [ 59.778505][ T1302] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 59.778509][ T1302] ? __kmalloc_noprof+0xdb/0x760 [ 59.778513][ T1302] __kmalloc_noprof+0x443/0x760 [ 59.778515][ T1302] ? alloc_buf.isra.0+0x4b/0x260 [ 59.778522][ T1302] ? do_raw_spin_unlock+0x59/0x250 [ 59.778524][ T1302] alloc_buf.isra.0+0x4b/0x260 [ 59.778528][ T1302] put_chars+0x1e1/0x2f0 [ 59.778530][ T1302] ? __send_to_port+0x420/0x420 [ 59.778532][ T1302] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 59.778535][ T1302] ? validate_chain+0x38b/0xc20 [ 59.778540][ T1302] hvc_console_print+0x292/0x780 [ 59.778547][ T1302] ? hvc_write+0x3a0/0x3a0 [ 59.778550][ T1302] ? rcu_is_watching+0x16/0xd0 [ 59.778552][ T1302] ? lock_acquire+0x13c/0x160 [ 59.778556][ T1302] console_emit_next_record+0x22f/0x4c0 [ 59.778560][ T1302] ? devkmsg_read+0x4b0/0x4b0 [ 59.778562][ T1302] ? console_flush_one_record+0x106/0x710 [ 59.778565][ T1302] ? rcu_is_watching+0x16/0xd0 [ 59.778567][ T1302] ? lock_acquire+0x13c/0x160 [ 59.778570][ T1302] console_flush_one_record+0x46f/0x710 [ 59.778575][ T1302] ? console_emit_next_record+0x4c0/0x4c0 [ 59.778576][ T1302] ? __lock_acquire+0x518/0xc20 [ 59.778582][ T1302] console_unlock+0xee/0x1f0 [ 59.778584][ T1302] ? console_flush_one_record+0x710/0x710 [ 59.778586][ T1302] ? rcu_is_watching+0x16/0xd0 [ 59.778588][ T1302] ? lock_acquire+0xe0/0x160 [ 59.778592][ T1302] ? __down_trylock_console_sem+0x5e/0xa0 [ 59.778593][ T1302] ? vprintk_emit+0x320/0x3e0 [ 59.778596][ T1302] vprintk_emit+0x37c/0x3e0 [ 59.778599][ T1302] ? wake_up_klogd_work_func+0x90/0x90 [ 59.778601][ T1302] ? do_raw_spin_unlock+0x59/0x250 [ 59.778604][ T1302] ? __lock_acquire+0x518/0xc20 [ 59.778607][ T1302] _printk+0xc7/0x100 [ 59.778611][ T1302] ? snapshot_read.cold+0x21/0x21 [ 59.778613][ T1302] ? do_raw_spin_lock+0x131/0x280 [ 59.778616][ T1302] ? __rwlock_init+0x150/0x150 [ 59.778620][ T1302] ? do_raw_spin_lock+0x131/0x280 [ 59.778622][ T1302] do_exit.cold+0x82/0x9c [ 59.778627][ T1302] ? exit_notify+0x890/0x890 [ 59.778628][ T1302] ? __lock_release.isra.0+0x69/0x1a0 [ 59.778631][ T1302] ? rcu_is_watching+0x16/0xd0 [ 59.778634][ T1302] do_group_exit+0xb8/0x370 [ 59.778637][ T1302] __x64_sys_exit_group+0x3c/0x50 [ 59.778639][ T1302] x64_sys_call+0x1567/0x1570 [ 59.778641][ T1302] do_syscall_64+0xff/0x530 [ 59.778645][ T1302] ? exc_page_fault+0xee/0x100 [ 59.778648][ T1302] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 59.778650][ T1302] RIP: 0033:0x7f1f328a01b8 [ 59.778652][ T1302] Code: Unable to access opcode bytes at 0x7f1f328a018e. [ 59.778653][ T1302] RSP: 002b:00007ffe8a562688 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 59.778655][ T1302] RAX: ffffffffffffffda RBX: 00007f1f329d0f88 RCX: 00007f1f328a01b8 [ 59.778657][ T1302] RDX: 00007f1f327dda48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 59.778658][ T1302] RBP: 00007ffe8a5626e0 R08: 0000000000000000 R09: 0000000000000000 [ 59.778658][ T1302] R10: 00007ffe8a562520 R11: 0000000000000246 R12: 0000000000000001 [ 59.778659][ T1302] R13: 0000000000000000 R14: 00007f1f329cf680 R15: 00007f1f329d0fa0 [ 59.778666][ T1302]