[ 11.368485][ T233] ethtool (233) used greatest stack depth: 24064 bytes left [ 11.368503][ T233] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.368506][ T233] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 233, name: ethtool [ 11.368508][ T233] preempt_count: 2, expected: 0 [ 11.368510][ T233] RCU nest depth: 0, expected: 0 [ 11.368511][ T233] locks held by ethtool/233: 5, last CPU#3: [ 11.368514][ T233] #0: ffffffffba0167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 11.368526][ T233] #1: ffffffffba17ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.368531][ T233] #2: ffffffffba17de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.368535][ T233] #3: ffffffffba09d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.368539][ T233] #4: ffffffffba09d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.368543][ T233] irq event stamp: 37420 [ 11.368544][ T233] hardirqs last enabled at (37419): [] __down_trylock_console_sem+0x86/0xa0 [ 11.368547][ T233] hardirqs last disabled at (37420): [] console_emit_next_record+0x3d4/0x4c0 [ 11.368549][ T233] softirqs last enabled at (34710): [] netlink_release+0x17b/0xcf0 [ 11.368554][ T233] softirqs last disabled at (34708): [] netlink_release+0xd2/0xcf0 [ 11.368556][ T233] Preemption disabled at: [ 11.368557][ T233] [<0000000000000000>] 0x0 [ 11.368564][ T233] CPU: 3 UID: 0 PID: 233 Comm: ethtool Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.368568][ T233] Tainted: [W]=WARN [ 11.368569][ T233] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.368570][ T233] Call Trace: [ 11.368572][ T233] [ 11.368573][ T233] dump_stack_lvl+0x6f/0xa0 [ 11.368580][ T233] __might_resched.cold+0x1fe/0x2c1 [ 11.368585][ T233] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.368589][ T233] ? __kmalloc_noprof+0xdb/0x760 [ 11.368594][ T233] __kmalloc_noprof+0x443/0x760 [ 11.368596][ T233] ? alloc_buf.isra.0+0x4b/0x260 [ 11.368602][ T233] ? do_raw_spin_unlock+0x59/0x250 [ 11.368605][ T233] alloc_buf.isra.0+0x4b/0x260 [ 11.368609][ T233] put_chars+0x1e1/0x2f0 [ 11.368611][ T233] ? __send_to_port+0x420/0x420 [ 11.368613][ T233] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.368616][ T233] ? validate_chain+0x38b/0xc20 [ 11.368622][ T233] hvc_console_print+0x292/0x780 [ 11.368630][ T233] ? hvc_write+0x3a0/0x3a0 [ 11.368633][ T233] ? rcu_is_watching+0x16/0xd0 [ 11.368635][ T233] ? lock_acquire+0x13c/0x160 [ 11.368639][ T233] console_emit_next_record+0x22f/0x4c0 [ 11.368643][ T233] ? devkmsg_read+0x4b0/0x4b0 [ 11.368645][ T233] ? console_flush_one_record+0x106/0x710 [ 11.368648][ T233] ? rcu_is_watching+0x16/0xd0 [ 11.368650][ T233] ? lock_acquire+0x13c/0x160 [ 11.368654][ T233] console_flush_one_record+0x46f/0x710 [ 11.368658][ T233] ? console_emit_next_record+0x4c0/0x4c0 [ 11.368660][ T233] ? __lock_acquire+0x518/0xc20 [ 11.368665][ T233] console_unlock+0xee/0x1f0 [ 11.368668][ T233] ? console_flush_one_record+0x710/0x710 [ 11.368670][ T233] ? rcu_is_watching+0x16/0xd0 [ 11.368672][ T233] ? lock_acquire+0xe0/0x160 [ 11.368676][ T233] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.368678][ T233] ? vprintk_emit+0x320/0x3e0 [ 11.368680][ T233] vprintk_emit+0x37c/0x3e0 [ 11.368683][ T233] ? wake_up_klogd_work_func+0x90/0x90 [ 11.368686][ T233] ? __lock_acquire+0x518/0xc20 [ 11.368690][ T233] _printk+0xc7/0x100 [ 11.368694][ T233] ? snapshot_read.cold+0x21/0x21 [ 11.368697][ T233] ? do_raw_spin_lock+0x131/0x280 [ 11.368700][ T233] ? __rwlock_init+0x150/0x150 [ 11.368704][ T233] ? do_raw_spin_lock+0x131/0x280 [ 11.368706][ T233] do_exit.cold+0x82/0x9c [ 11.368710][ T233] ? exit_notify+0x890/0x890 [ 11.368712][ T233] ? __lock_release.isra.0+0x69/0x1a0 [ 11.368714][ T233] ? rcu_is_watching+0x16/0xd0 [ 11.368718][ T233] do_group_exit+0xb8/0x370 [ 11.368721][ T233] __x64_sys_exit_group+0x3c/0x50 [ 11.368723][ T233] x64_sys_call+0x1567/0x1570 [ 11.368725][ T233] do_syscall_64+0xff/0x530 [ 11.368729][ T233] ? exc_page_fault+0xee/0x100 [ 11.368732][ T233] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.368734][ T233] RIP: 0033:0x7f3214b9c1b8 [ 11.368736][ T233] Code: Unable to access opcode bytes at 0x7f3214b9c18e. [ 11.368737][ T233] RSP: 002b:00007ffe0d4929b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.368740][ T233] RAX: ffffffffffffffda RBX: 00007f3214cccf88 RCX: 00007f3214b9c1b8 [ 11.368741][ T233] RDX: 00007f3214adb408 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 11.368742][ T233] RBP: 00007ffe0d492a10 R08: 0000000000000000 R09: 00000000000008b0 [ 11.368743][ T233] R10: 00007ffe0d492830 R11: 0000000000000246 R12: 0000000000000001 [ 11.368744][ T233] R13: 0000000000000000 R14: 00007f3214ccb680 R15: 00007f3214cccfa0 [ 11.368751][ T233] [ 11.928094][ T247] udpgso_bench_tx (247) used greatest stack depth: 23856 bytes left [ 12.933434][ T289] ip (289) used greatest stack depth: 23664 bytes left [ 12.933454][ T289] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.933457][ T289] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 289, name: ip [ 12.933458][ T289] preempt_count: 2, expected: 0 [ 12.933459][ T289] RCU nest depth: 0, expected: 0 [ 12.933460][ T289] locks held by ip/289: 5, last CPU#2: [ 12.933463][ T289] #0: ffffffffba0167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 12.933474][ T289] #1: ffffffffba17ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.933479][ T289] #2: ffffffffba17de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.933484][ T289] #3: ffffffffba09d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.933487][ T289] #4: ffffffffba09d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 12.933491][ T289] irq event stamp: 34670 [ 12.933492][ T289] hardirqs last enabled at (34669): [] __down_trylock_console_sem+0x86/0xa0 [ 12.933495][ T289] hardirqs last disabled at (34670): [] console_emit_next_record+0x3d4/0x4c0 [ 12.933497][ T289] softirqs last enabled at (33836): [] handle_softirqs+0x67c/0x900 [ 12.933500][ T289] softirqs last disabled at (33829): [] __irq_exit_rcu+0x145/0x1c0 [ 12.933502][ T289] Preemption disabled at: [ 12.933503][ T289] [<0000000000000000>] 0x0 [ 12.933509][ T289] CPU: 2 UID: 0 PID: 289 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.933513][ T289] Tainted: [W]=WARN [ 12.933514][ T289] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.933515][ T289] Call Trace: [ 12.933517][ T289] [ 12.933519][ T289] dump_stack_lvl+0x6f/0xa0 [ 12.933525][ T289] __might_resched.cold+0x1fe/0x2c1 [ 12.933530][ T289] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.933534][ T289] ? __kmalloc_noprof+0xdb/0x760 [ 12.933538][ T289] __kmalloc_noprof+0x443/0x760 [ 12.933540][ T289] ? alloc_buf.isra.0+0x4b/0x260 [ 12.933547][ T289] ? do_raw_spin_unlock+0x59/0x250 [ 12.933549][ T289] alloc_buf.isra.0+0x4b/0x260 [ 12.933553][ T289] put_chars+0x1e1/0x2f0 [ 12.933555][ T289] ? __send_to_port+0x420/0x420 [ 12.933557][ T289] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.933560][ T289] ? validate_chain+0x38b/0xc20 [ 12.933566][ T289] hvc_console_print+0x292/0x780 [ 12.933573][ T289] ? hvc_write+0x3a0/0x3a0 [ 12.933575][ T289] ? rcu_is_watching+0x16/0xd0 [ 12.933577][ T289] ? lock_acquire+0x13c/0x160 [ 12.933581][ T289] console_emit_next_record+0x22f/0x4c0 [ 12.933585][ T289] ? devkmsg_read+0x4b0/0x4b0 [ 12.933587][ T289] ? console_flush_one_record+0x106/0x710 [ 12.933590][ T289] ? rcu_is_watching+0x16/0xd0 [ 12.933592][ T289] ? lock_acquire+0x13c/0x160 [ 12.933596][ T289] console_flush_one_record+0x46f/0x710 [ 12.933600][ T289] ? console_emit_next_record+0x4c0/0x4c0 [ 12.933602][ T289] ? __lock_acquire+0x518/0xc20 [ 12.933607][ T289] console_unlock+0xee/0x1f0 [ 12.933610][ T289] ? console_flush_one_record+0x710/0x710 [ 12.933611][ T289] ? rcu_is_watching+0x16/0xd0 [ 12.933613][ T289] ? lock_acquire+0xe0/0x160 [ 12.933617][ T289] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.933618][ T289] ? vprintk_emit+0x320/0x3e0 [ 12.933621][ T289] vprintk_emit+0x37c/0x3e0 [ 12.933624][ T289] ? wake_up_klogd_work_func+0x90/0x90 [ 12.933627][ T289] ? __lock_acquire+0x518/0xc20 [ 12.933630][ T289] _printk+0xc7/0x100 [ 12.933634][ T289] ? snapshot_read.cold+0x21/0x21 [ 12.933637][ T289] ? do_raw_spin_lock+0x131/0x280 [ 12.933639][ T289] ? __rwlock_init+0x150/0x150 [ 12.933643][ T289] ? do_raw_spin_lock+0x131/0x280 [ 12.933646][ T289] do_exit.cold+0x82/0x9c [ 12.933649][ T289] ? exit_notify+0x890/0x890 [ 12.933651][ T289] ? __lock_release.isra.0+0x69/0x1a0 [ 12.933653][ T289] ? rcu_is_watching+0x16/0xd0 [ 12.933657][ T289] do_group_exit+0xb8/0x370 [ 12.933660][ T289] __x64_sys_exit_group+0x3c/0x50 [ 12.933662][ T289] x64_sys_call+0x1567/0x1570 [ 12.933664][ T289] do_syscall_64+0xff/0x530 [ 12.933668][ T289] ? exc_page_fault+0xee/0x100 [ 12.933671][ T289] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.933673][ T289] RIP: 0033:0x7f3c5ac891b8 [ 12.933675][ T289] Code: Unable to access opcode bytes at 0x7f3c5ac8918e. [ 12.933676][ T289] RSP: 002b:00007ffd63040ba8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 12.933679][ T289] RAX: ffffffffffffffda RBX: 00007f3c5adb9f88 RCX: 00007f3c5ac891b8 [ 12.933680][ T289] RDX: 00007f3c5a9d3fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 12.933681][ T289] RBP: 00007ffd63040c00 R08: 0000000000000000 R09: 0000000000000000 [ 12.933682][ T289] R10: 00007ffd630409c0 R11: 0000000000000246 R12: 0000000000000001 [ 12.933682][ T289] R13: 0000000000000000 R14: 00007f3c5adb8680 R15: 00007f3c5adb9fa0 [ 12.933689][ T289] [ 14.020573][ T321] udpgso_bench_tx (321) used greatest stack depth: 22024 bytes left [ 14.020592][ T321] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 14.020594][ T321] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 321, name: udpgso_bench_tx [ 14.020595][ T321] preempt_count: 2, expected: 0 [ 14.020596][ T321] RCU nest depth: 0, expected: 0 [ 14.020597][ T321] locks held by udpgso_bench_tx/321: 5, last CPU#3: [ 14.020598][ T321] #0: ffffffffba0167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 14.020610][ T321] #1: ffffffffba17ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 14.020615][ T321] #2: ffffffffba17de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 14.020620][ T321] #3: ffffffffba09d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 14.020624][ T321] #4: ffffffffba09d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 14.020628][ T321] irq event stamp: 44058 [ 14.020629][ T321] hardirqs last enabled at (44057): [] __down_trylock_console_sem+0x86/0xa0 [ 14.020632][ T321] hardirqs last disabled at (44058): [] console_emit_next_record+0x3d4/0x4c0 [ 14.020634][ T321] softirqs last enabled at (43586): [] handle_softirqs+0x67c/0x900 [ 14.020636][ T321] softirqs last disabled at (43581): [] __irq_exit_rcu+0x145/0x1c0 [ 14.020639][ T321] Preemption disabled at: [ 14.020639][ T321] [<0000000000000000>] 0x0 [ 14.020646][ T321] CPU: 3 UID: 0 PID: 321 Comm: udpgso_bench_tx Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 14.020649][ T321] Tainted: [W]=WARN [ 14.020650][ T321] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.020652][ T321] Call Trace: [ 14.020654][ T321] [ 14.020655][ T321] dump_stack_lvl+0x6f/0xa0 [ 14.020662][ T321] __might_resched.cold+0x1fe/0x2c1 [ 14.020666][ T321] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 14.020670][ T321] ? __kmalloc_noprof+0xdb/0x760 [ 14.020675][ T321] __kmalloc_noprof+0x443/0x760 [ 14.020677][ T321] ? alloc_buf.isra.0+0x4b/0x260 [ 14.020684][ T321] ? do_raw_spin_unlock+0x59/0x250 [ 14.020686][ T321] alloc_buf.isra.0+0x4b/0x260 [ 14.020690][ T321] put_chars+0x1e1/0x2f0 [ 14.020692][ T321] ? __send_to_port+0x420/0x420 [ 14.020693][ T321] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 14.020697][ T321] ? validate_chain+0x38b/0xc20 [ 14.020702][ T321] hvc_console_print+0x292/0x780 [ 14.020710][ T321] ? hvc_write+0x3a0/0x3a0 [ 14.020713][ T321] ? rcu_is_watching+0x16/0xd0 [ 14.020715][ T321] ? lock_acquire+0x13c/0x160 [ 14.020719][ T321] console_emit_next_record+0x22f/0x4c0 [ 14.020723][ T321] ? devkmsg_read+0x4b0/0x4b0 [ 14.020725][ T321] ? console_flush_one_record+0x106/0x710 [ 14.020728][ T321] ? rcu_is_watching+0x16/0xd0 [ 14.020730][ T321] ? lock_acquire+0x13c/0x160 [ 14.020734][ T321] console_flush_one_record+0x46f/0x710 [ 14.020738][ T321] ? console_emit_next_record+0x4c0/0x4c0 [ 14.020740][ T321] ? __lock_acquire+0x518/0xc20 [ 14.020745][ T321] console_unlock+0xee/0x1f0 [ 14.020748][ T321] ? console_flush_one_record+0x710/0x710 [ 14.020750][ T321] ? rcu_is_watching+0x16/0xd0 [ 14.020751][ T321] ? lock_acquire+0xe0/0x160 [ 14.020755][ T321] ? __down_trylock_console_sem+0x5e/0xa0 [ 14.020757][ T321] ? vprintk_emit+0x320/0x3e0 [ 14.020759][ T321] vprintk_emit+0x37c/0x3e0 [ 14.020762][ T321] ? wake_up_klogd_work_func+0x90/0x90 [ 14.020764][ T321] ? do_raw_spin_unlock+0x59/0x250 [ 14.020767][ T321] ? __lock_acquire+0x518/0xc20 [ 14.020770][ T321] _printk+0xc7/0x100 [ 14.020774][ T321] ? snapshot_read.cold+0x21/0x21 [ 14.020777][ T321] ? do_raw_spin_lock+0x131/0x280 [ 14.020780][ T321] ? __rwlock_init+0x150/0x150 [ 14.020784][ T321] ? do_raw_spin_lock+0x131/0x280 [ 14.020786][ T321] do_exit.cold+0x82/0x9c [ 14.020790][ T321] ? exit_notify+0x890/0x890 [ 14.020791][ T321] ? __lock_release.isra.0+0x69/0x1a0 [ 14.020794][ T321] ? rcu_is_watching+0x16/0xd0 [ 14.020797][ T321] do_group_exit+0xb8/0x370 [ 14.020800][ T321] __x64_sys_exit_group+0x3c/0x50 [ 14.020802][ T321] x64_sys_call+0x1567/0x1570 [ 14.020805][ T321] do_syscall_64+0xff/0x530 [ 14.020809][ T321] ? exc_page_fault+0xee/0x100 [ 14.020812][ T321] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 14.020814][ T321] RIP: 0033:0x7fbeead051b8 [ 14.020816][ T321] Code: Unable to access opcode bytes at 0x7fbeead0518e. [ 14.020817][ T321] RSP: 002b:00007ffdc892cda8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 14.020819][ T321] RAX: ffffffffffffffda RBX: 00007fbeeae35f88 RCX: 00007fbeead051b8 [ 14.020821][ T321] RDX: 00007fbeeac42a48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 14.020822][ T321] RBP: 00007ffdc892ce00 R08: 0000000000000000 R09: 0000000000000000 [ 14.020823][ T321] R10: 00007ffdc892cc40 R11: 0000000000000246 R12: 0000000000000001 [ 14.020823][ T321] R13: 0000000000000000 R14: 00007fbeeae34680 R15: 00007fbeeae35fa0 [ 14.020830][ T321] [ 58.509205][ T1229] udpgso_bench_tx (1229) used greatest stack depth: 21544 bytes left [ 58.509229][ T1229] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 58.509232][ T1229] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 1229, name: udpgso_bench_tx [ 58.509234][ T1229] preempt_count: 2, expected: 0 [ 58.509236][ T1229] RCU nest depth: 0, expected: 0 [ 58.509237][ T1229] locks held by udpgso_bench_tx/1229: 5, last CPU#2: [ 58.509240][ T1229] #0: ffffffffba0167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 58.509255][ T1229] #1: ffffffffba17ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 58.509262][ T1229] #2: ffffffffba17de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 58.509269][ T1229] #3: ffffffffba09d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 58.509276][ T1229] #4: ffffffffba09d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 58.509283][ T1229] irq event stamp: 49626 [ 58.509284][ T1229] hardirqs last enabled at (49625): [] __down_trylock_console_sem+0x86/0xa0 [ 58.509289][ T1229] hardirqs last disabled at (49626): [] console_emit_next_record+0x3d4/0x4c0 [ 58.509292][ T1229] softirqs last enabled at (48438): [] handle_softirqs+0x67c/0x900 [ 58.509296][ T1229] softirqs last disabled at (48061): [] __irq_exit_rcu+0x145/0x1c0 [ 58.509299][ T1229] Preemption disabled at: [ 58.509300][ T1229] [<0000000000000000>] 0x0 [ 58.509309][ T1229] CPU: 2 UID: 0 PID: 1229 Comm: udpgso_bench_tx Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 58.509314][ T1229] Tainted: [W]=WARN [ 58.509315][ T1229] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 58.509318][ T1229] Call Trace: [ 58.509320][ T1229] [ 58.509322][ T1229] dump_stack_lvl+0x6f/0xa0 [ 58.509332][ T1229] __might_resched.cold+0x1fe/0x2c1 [ 58.509339][ T1229] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 58.509345][ T1229] ? __kmalloc_noprof+0xdb/0x760 [ 58.509352][ T1229] __kmalloc_noprof+0x443/0x760 [ 58.509356][ T1229] ? alloc_buf.isra.0+0x4b/0x260 [ 58.509366][ T1229] ? do_raw_spin_unlock+0x59/0x250 [ 58.509369][ T1229] alloc_buf.isra.0+0x4b/0x260 [ 58.509375][ T1229] put_chars+0x1e1/0x2f0 [ 58.509379][ T1229] ? __send_to_port+0x420/0x420 [ 58.509381][ T1229] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 58.509387][ T1229] ? validate_chain+0x38b/0xc20 [ 58.509397][ T1229] hvc_console_print+0x292/0x780 [ 58.509410][ T1229] ? hvc_write+0x3a0/0x3a0 [ 58.509414][ T1229] ? rcu_is_watching+0x16/0xd0 [ 58.509418][ T1229] ? lock_acquire+0x13c/0x160 [ 58.509425][ T1229] console_emit_next_record+0x22f/0x4c0 [ 58.509432][ T1229] ? devkmsg_read+0x4b0/0x4b0 [ 58.509435][ T1229] ? console_flush_one_record+0x106/0x710 [ 58.509440][ T1229] ? rcu_is_watching+0x16/0xd0 [ 58.509444][ T1229] ? lock_acquire+0x13c/0x160 [ 58.509451][ T1229] console_flush_one_record+0x46f/0x710 [ 58.509458][ T1229] ? console_emit_next_record+0x4c0/0x4c0 [ 58.509461][ T1229] ? __lock_acquire+0x518/0xc20 [ 58.509472][ T1229] console_unlock+0xee/0x1f0 [ 58.509476][ T1229] ? console_flush_one_record+0x710/0x710 [ 58.509479][ T1229] ? rcu_is_watching+0x16/0xd0 [ 58.509482][ T1229] ? lock_acquire+0xe0/0x160 [ 58.509489][ T1229] ? __down_trylock_console_sem+0x5e/0xa0 [ 58.509492][ T1229] ? vprintk_emit+0x320/0x3e0 [ 58.509497][ T1229] vprintk_emit+0x37c/0x3e0 [ 58.509503][ T1229] ? wake_up_klogd_work_func+0x90/0x90 [ 58.509505][ T1229] ? do_raw_spin_unlock+0x59/0x250 [ 58.509510][ T1229] ? __lock_acquire+0x518/0xc20 [ 58.509517][ T1229] _printk+0xc7/0x100 [ 58.509522][ T1229] ? snapshot_read.cold+0x21/0x21 [ 58.509527][ T1229] ? do_raw_spin_lock+0x131/0x280 [ 58.509531][ T1229] ? __rwlock_init+0x150/0x150 [ 58.509538][ T1229] ? do_raw_spin_lock+0x131/0x280 [ 58.509542][ T1229] do_exit.cold+0x82/0x9c [ 58.509548][ T1229] ? exit_notify+0x890/0x890 [ 58.509551][ T1229] ? __lock_release.isra.0+0x69/0x1a0 [ 58.509555][ T1229] ? rcu_is_watching+0x16/0xd0 [ 58.509562][ T1229] do_group_exit+0xb8/0x370 [ 58.509567][ T1229] __x64_sys_exit_group+0x3c/0x50 [ 58.509570][ T1229] x64_sys_call+0x1567/0x1570 [ 58.509574][ T1229] do_syscall_64+0xff/0x530 [ 58.509579][ T1229] ? exc_page_fault+0xee/0x100 [ 58.509589][ T1229] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 58.509593][ T1229] RIP: 0033:0x7f45254fc1b8 [ 58.509597][ T1229] Code: Unable to access opcode bytes at 0x7f45254fc18e. [ 58.509598][ T1229] RSP: 002b:00007ffe6cff34e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 58.509602][ T1229] RAX: ffffffffffffffda RBX: 00007f452562cf88 RCX: 00007f45254fc1b8 [ 58.509604][ T1229] RDX: 00007f4525439a48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 58.509606][ T1229] RBP: 00007ffe6cff3540 R08: 0000000000000000 R09: 0000000000000000 [ 58.509608][ T1229] R10: 00007ffe6cff3380 R11: 0000000000000246 R12: 0000000000000001 [ 58.509609][ T1229] R13: 0000000000000000 R14: 00007f452562b680 R15: 00007f452562cfa0 [ 58.509623][ T1229] [ 60.857253][ T1303] udpgso_bench_tx (1303) used greatest stack depth: 20840 bytes left [ 60.857273][ T1303] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 60.857276][ T1303] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 1303, name: udpgso_bench_tx [ 60.857277][ T1303] preempt_count: 2, expected: 0 [ 60.857278][ T1303] RCU nest depth: 0, expected: 0 [ 60.857279][ T1303] locks held by udpgso_bench_tx/1303: 5, last CPU#3: [ 60.857281][ T1303] #0: ffffffffba0167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 60.857294][ T1303] #1: ffffffffba17ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 60.857299][ T1303] #2: ffffffffba17de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 60.857304][ T1303] #3: ffffffffba09d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 60.857308][ T1303] #4: ffffffffba09d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 60.857312][ T1303] irq event stamp: 41296 [ 60.857313][ T1303] hardirqs last enabled at (41295): [] __down_trylock_console_sem+0x86/0xa0 [ 60.857316][ T1303] hardirqs last disabled at (41296): [] console_emit_next_record+0x3d4/0x4c0 [ 60.857318][ T1303] softirqs last enabled at (35962): [] tcp_close+0x2b/0xb0 [ 60.857322][ T1303] softirqs last disabled at (35960): [] release_sock+0x21/0x240 [ 60.857326][ T1303] Preemption disabled at: [ 60.857326][ T1303] [<0000000000000000>] 0x0 [ 60.857333][ T1303] CPU: 3 UID: 0 PID: 1303 Comm: udpgso_bench_tx Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 60.857337][ T1303] Tainted: [W]=WARN [ 60.857338][ T1303] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 60.857340][ T1303] Call Trace: [ 60.857341][ T1303] [ 60.857343][ T1303] dump_stack_lvl+0x6f/0xa0 [ 60.857350][ T1303] __might_resched.cold+0x1fe/0x2c1 [ 60.857355][ T1303] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 60.857359][ T1303] ? __kmalloc_noprof+0xdb/0x760 [ 60.857364][ T1303] __kmalloc_noprof+0x443/0x760 [ 60.857366][ T1303] ? alloc_buf.isra.0+0x4b/0x260 [ 60.857373][ T1303] ? do_raw_spin_unlock+0x59/0x250 [ 60.857375][ T1303] alloc_buf.isra.0+0x4b/0x260 [ 60.857379][ T1303] put_chars+0x1e1/0x2f0 [ 60.857382][ T1303] ? __send_to_port+0x420/0x420 [ 60.857383][ T1303] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 60.857387][ T1303] ? validate_chain+0x38b/0xc20 [ 60.857392][ T1303] hvc_console_print+0x292/0x780 [ 60.857400][ T1303] ? hvc_write+0x3a0/0x3a0 [ 60.857403][ T1303] ? rcu_is_watching+0x16/0xd0 [ 60.857405][ T1303] ? lock_acquire+0x13c/0x160 [ 60.857409][ T1303] console_emit_next_record+0x22f/0x4c0 [ 60.857413][ T1303] ? devkmsg_read+0x4b0/0x4b0 [ 60.857415][ T1303] ? console_flush_one_record+0x106/0x710 [ 60.857418][ T1303] ? rcu_is_watching+0x16/0xd0 [ 60.857420][ T1303] ? lock_acquire+0x13c/0x160 [ 60.857424][ T1303] console_flush_one_record+0x46f/0x710 [ 60.857428][ T1303] ? console_emit_next_record+0x4c0/0x4c0 [ 60.857430][ T1303] ? __lock_acquire+0x518/0xc20 [ 60.857436][ T1303] console_unlock+0xee/0x1f0 [ 60.857439][ T1303] ? console_flush_one_record+0x710/0x710 [ 60.857441][ T1303] ? rcu_is_watching+0x16/0xd0 [ 60.857442][ T1303] ? lock_acquire+0xe0/0x160 [ 60.857446][ T1303] ? __down_trylock_console_sem+0x5e/0xa0 [ 60.857448][ T1303] ? vprintk_emit+0x320/0x3e0 [ 60.857451][ T1303] vprintk_emit+0x37c/0x3e0 [ 60.857454][ T1303] ? wake_up_klogd_work_func+0x90/0x90 [ 60.857455][ T1303] ? do_raw_spin_unlock+0x59/0x250 [ 60.857459][ T1303] ? __lock_acquire+0x518/0xc20 [ 60.857463][ T1303] _printk+0xc7/0x100 [ 60.857467][ T1303] ? snapshot_read.cold+0x21/0x21 [ 60.857470][ T1303] ? do_raw_spin_lock+0x131/0x280 [ 60.857473][ T1303] ? __rwlock_init+0x150/0x150 [ 60.857477][ T1303] ? do_raw_spin_lock+0x131/0x280 [ 60.857480][ T1303] do_exit.cold+0x82/0x9c [ 60.857484][ T1303] ? exit_notify+0x890/0x890 [ 60.857486][ T1303] ? __lock_release.isra.0+0x69/0x1a0 [ 60.857489][ T1303] ? rcu_is_watching+0x16/0xd0 [ 60.857492][ T1303] do_group_exit+0xb8/0x370 [ 60.857496][ T1303] __x64_sys_exit_group+0x3c/0x50 [ 60.857497][ T1303] x64_sys_call+0x1567/0x1570 [ 60.857500][ T1303] do_syscall_64+0xff/0x530 [ 60.857504][ T1303] ? exc_page_fault+0xee/0x100 [ 60.857507][ T1303] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 60.857509][ T1303] RIP: 0033:0x7fee7cea81b8 [ 60.857512][ T1303] Code: Unable to access opcode bytes at 0x7fee7cea818e. [ 60.857513][ T1303] RSP: 002b:00007ffe5b980b78 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 60.857515][ T1303] RAX: ffffffffffffffda RBX: 00007fee7cfd8f88 RCX: 00007fee7cea81b8 [ 60.857517][ T1303] RDX: 00007fee7cde5a48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 60.857518][ T1303] RBP: 00007ffe5b980bd0 R08: 0000000000000000 R09: 0000000000000000 [ 60.857519][ T1303] R10: 00007ffe5b980a10 R11: 0000000000000246 R12: 0000000000000001 [ 60.857519][ T1303] R13: 0000000000000000 R14: 00007fee7cfd7680 R15: 00007fee7cfd8fa0 [ 60.857527][ T1303] [ 97.160787][ T1983] udpgso_bench_tx (1983) used greatest stack depth: 20832 bytes left [ 97.160807][ T1983] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 97.160809][ T1983] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 1983, name: udpgso_bench_tx [ 97.160811][ T1983] preempt_count: 2, expected: 0 [ 97.160811][ T1983] RCU nest depth: 0, expected: 0 [ 97.160812][ T1983] locks held by udpgso_bench_tx/1983: 5, last CPU#2: [ 97.160814][ T1983] #0: ffffffffba0167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 97.160826][ T1983] #1: ffffffffba17ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 97.160832][ T1983] #2: ffffffffba17de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 97.160836][ T1983] #3: ffffffffba09d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 97.160840][ T1983] #4: ffffffffba09d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 97.160845][ T1983] irq event stamp: 48954 [ 97.160846][ T1983] hardirqs last enabled at (48953): [] __down_trylock_console_sem+0x86/0xa0 [ 97.160849][ T1983] hardirqs last disabled at (48954): [] console_emit_next_record+0x3d4/0x4c0 [ 97.160851][ T1983] softirqs last enabled at (48542): [] handle_softirqs+0x67c/0x900 [ 97.160854][ T1983] softirqs last disabled at (47899): [] __irq_exit_rcu+0x145/0x1c0 [ 97.160857][ T1983] Preemption disabled at: [ 97.160857][ T1983] [<0000000000000000>] 0x0 [ 97.160864][ T1983] CPU: 2 UID: 0 PID: 1983 Comm: udpgso_bench_tx Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 97.160868][ T1983] Tainted: [W]=WARN [ 97.160869][ T1983] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 97.160871][ T1983] Call Trace: [ 97.160872][ T1983] [ 97.160874][ T1983] dump_stack_lvl+0x6f/0xa0 [ 97.160881][ T1983] __might_resched.cold+0x1fe/0x2c1 [ 97.160885][ T1983] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 97.160890][ T1983] ? __kmalloc_noprof+0xdb/0x760 [ 97.160896][ T1983] __kmalloc_noprof+0x443/0x760 [ 97.160898][ T1983] ? alloc_buf.isra.0+0x4b/0x260 [ 97.160905][ T1983] ? do_raw_spin_unlock+0x59/0x250 [ 97.160908][ T1983] alloc_buf.isra.0+0x4b/0x260 [ 97.160912][ T1983] put_chars+0x1e1/0x2f0 [ 97.160914][ T1983] ? __send_to_port+0x420/0x420 [ 97.160916][ T1983] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 97.160919][ T1983] ? validate_chain+0x38b/0xc20 [ 97.160925][ T1983] hvc_console_print+0x292/0x780 [ 97.160933][ T1983] ? hvc_write+0x3a0/0x3a0 [ 97.160936][ T1983] ? rcu_is_watching+0x16/0xd0 [ 97.160938][ T1983] ? lock_acquire+0x13c/0x160 [ 97.160942][ T1983] console_emit_next_record+0x22f/0x4c0 [ 97.160946][ T1983] ? devkmsg_read+0x4b0/0x4b0 [ 97.160948][ T1983] ? console_flush_one_record+0x106/0x710 [ 97.160952][ T1983] ? rcu_is_watching+0x16/0xd0 [ 97.160954][ T1983] ? lock_acquire+0x13c/0x160 [ 97.160958][ T1983] console_flush_one_record+0x46f/0x710 [ 97.160962][ T1983] ? console_emit_next_record+0x4c0/0x4c0 [ 97.160964][ T1983] ? __lock_acquire+0x518/0xc20 [ 97.160970][ T1983] console_unlock+0xee/0x1f0 [ 97.160973][ T1983] ? console_flush_one_record+0x710/0x710 [ 97.160975][ T1983] ? rcu_is_watching+0x16/0xd0 [ 97.160977][ T1983] ? lock_acquire+0xe0/0x160 [ 97.160981][ T1983] ? __down_trylock_console_sem+0x5e/0xa0 [ 97.160982][ T1983] ? vprintk_emit+0x320/0x3e0 [ 97.160986][ T1983] vprintk_emit+0x37c/0x3e0 [ 97.160989][ T1983] ? wake_up_klogd_work_func+0x90/0x90 [ 97.160990][ T1983] ? do_raw_spin_unlock+0x59/0x250 [ 97.160994][ T1983] ? __lock_acquire+0x518/0xc20 [ 97.160998][ T1983] _printk+0xc7/0x100 [ 97.161002][ T1983] ? snapshot_read.cold+0x21/0x21 [ 97.161005][ T1983] ? do_raw_spin_lock+0x131/0x280 [ 97.161007][ T1983] ? __rwlock_init+0x150/0x150 [ 97.161011][ T1983] ? do_raw_spin_lock+0x131/0x280 [ 97.161014][ T1983] do_exit.cold+0x82/0x9c [ 97.161018][ T1983] ? exit_notify+0x890/0x890 [ 97.161020][ T1983] ? __lock_release.isra.0+0x69/0x1a0 [ 97.161022][ T1983] ? rcu_is_watching+0x16/0xd0 [ 97.161026][ T1983] do_group_exit+0xb8/0x370 [ 97.161029][ T1983] __x64_sys_exit_group+0x3c/0x50 [ 97.161031][ T1983] x64_sys_call+0x1567/0x1570 [ 97.161034][ T1983] do_syscall_64+0xff/0x530 [ 97.161038][ T1983] ? exc_page_fault+0xee/0x100 [ 97.161041][ T1983] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 97.161043][ T1983] RIP: 0033:0x7f4884fd01b8 [ 97.161045][ T1983] Code: Unable to access opcode bytes at 0x7f4884fd018e. [ 97.161047][ T1983] RSP: 002b:00007ffca60da718 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 97.161049][ T1983] RAX: ffffffffffffffda RBX: 00007f4885100f88 RCX: 00007f4884fd01b8 [ 97.161050][ T1983] RDX: 00007f4884f0da48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 97.161051][ T1983] RBP: 00007ffca60da770 R08: 0000000000000000 R09: 0000000000000000 [ 97.161054][ T1983] R10: 00007ffca60da5b0 R11: 0000000000000246 R12: 0000000000000001 [ 97.161055][ T1983] R13: 0000000000000000 R14: 00007f48850ff680 R15: 00007f4885100fa0 [ 97.161063][ T1983]