VCPU 0 rip: ffffffff810063aa hypercall_page+0x3aa flags: 00001246 i z p rsp: ffff8805c3605e90 rax: 0000000000000000 rcx: ffffffff810063aa rdx: 0000000000000008 rbx: ffff880002f09380 rsi: ffff8805c3605ea8 rdi: 0000000000000003 rbp: ffff8805c3605ec8 r8: 000000000262b5c8 r9: 0000000000000000 r10: 0000000000000000 r11: 0000000000000246 r12: 0000000000000015 r13: 0000000000000026 r14: 00007f0394fa8bf0 r15: 00000000091afac0 cs: e033 ss: e02b ds: 0000 es: 0000 fs: 0000 @ 00007f0395feb6e0 gs: 0000 @ ffff880002eff000/0000000000000000 cr0: 8005003b cr2: 7fc53fe74000 cr3: 970103000 cr4: 00002660 dr0: 00000000 dr1: 00000000 dr2: 00000000 dr3: 00000000 dr6: ffff0ff0 dr7: 00000400 Code (instr addr ffffffff810063aa) cc cc cc cc cc cc cc cc cc cc cc 51 41 53 b8 1d 00 00 00 0f 05 <41> 5b 59 c3 cc cc cc cc cc cc cc Stack: 0000000000000202 0000000000000000 ffffffff813a1e5f ffff8805c3605ec4 0000000000000001 0000000000000000 0000000846c86398 ffff8805c3605f28 ffffffff813a70d4 ffffffff81034d20 dead000000100100 ffff880002f09380 0000000000000026 0000000000000000 ffffffff81050555 0000000000000000 Call Trace: [] hypercall_page+0x3aa <-- [] xen_poll_irq+0x7f [] xen_spin_wait+0x84 [] try_to_wake_up+0x4a0 [] sigprocmask+0x75 [] _spin_lock+0x53 [] sys_sched_yield+0x3e [] system_call_fastpath+0x16 [] ret_from_fork+0x70 VCPU 1 rip: ffffffff810063aa hypercall_page+0x3aa flags: 00001246 i z p rsp: ffff880002f14a30 rax: 0000000000000000 rcx: ffffffff810063aa rdx: 000000000000000d rbx: ffff880002f09380 rsi: ffff880002f14a48 rdi: 0000000000000003 rbp: ffff880002f14a68 r8: 0000000000000400 r9: 0000000000000001 r10: 0000000000000000 r11: 0000000000000246 r12: 0000000000000015 r13: 0000000000000028 r14: 0000000000000010 r15: ffff880002f1dcd8 cs: e033 ss: e02b ds: 0000 es: 0000 fs: 0000 @ 00007f0a8fab3700 gs: 0000 @ ffff880002f11000/0000000000000000 cr0: 80050033 cr2: 0812a1c8 cr3: 118c2c2000 cr4: 00002660 dr0: 00000000 dr1: 00000000 dr2: 00000000 dr3: 00000000 dr6: ffff0ff0 dr7: 00000400 Code (instr addr ffffffff810063aa) cc cc cc cc cc cc cc cc cc cc cc 51 41 53 b8 1d 00 00 00 0f 05 <41> 5b 59 c3 cc cc cc cc cc cc cc Stack: 0000000000000001 0000000000000000 ffffffff813a1e5f ffff880002f14a64 0000000000000001 0000000000000000 0000000d81490a98 ffff880002f14ac8 ffffffff813a70d4 ffff880888020000 ffff8808880217b0 ffff880002f09380 ffff880000000028 0000000000000000 ffff88054c20b680 ffff880888020000 Call Trace: [] hypercall_page+0x3aa <-- [] xen_poll_irq+0x7f [] xen_spin_wait+0x84 [] xen_spin_wait_flags+0xb [] _spin_lock_irqsave+0x94 [] tg_shares_up+0x1d4 [] sched_avg_update+0x70 [] __set_se_shares+0x70 [] walk_tg_tree+0x62 [] update_shares+0x5a [] select_task_rq_fair+0x1bd [] sched_clock+0x1a [] try_to_wake_up+0xd7 [] update_curr+0xe6 [] update_rmtp+0x70 [] wake_up_process+0x10 [] hrtimer_wakeup+0x1d [] __run_hrtimer+0xb2 [] tcp_transmit_skb+0x3e9 [] hrtimer_run_queues+0x146 [] run_local_timers+0x9 [] timer_interrupt+0x325 [] handle_IRQ_event+0x7c [] handle_percpu_irq+0x3d [] handle_irq+0x1d [] evtchn_do_upcall+0x177 [] do_hypervisor_callback+0x1e VCPU 2 rip: ffffffff810063aa hypercall_page+0x3aa flags: 00001246 i z p rsp: ffff880002f26a30 rax: 0000000000000000 rcx: ffffffff810063aa rdx: 0000000000000013 rbx: ffff880002f09380 rsi: ffff880002f26a48 rdi: 0000000000000003 rbp: ffff880002f26a68 r8: 0000000000000400 r9: 0000000000000000 r10: ffff88000244c010 r11: 0000000000000246 r12: 0000000000000015 r13: 0000000000000025 r14: 0000000000000010 r15: ffff880002f2fcd8 cs: e033 ss: e02b ds: 0000 es: 0000 fs: 0000 @ 00007f13796e06e0 gs: 0000 @ ffff880002f23000/0000000000000000 cr0: 80050033 cr2: 7f0a8f691350 cr3: f7aa8f000 cr4: 00002660 dr0: 00000000 dr1: 00000000 dr2: 00000000 dr3: 00000000 dr6: ffff0ff0 dr7: 00000400 Code (instr addr ffffffff810063aa) cc cc cc cc cc cc cc cc cc cc cc 51 41 53 b8 1d 00 00 00 0f 05 <41> 5b 59 c3 cc cc cc cc cc cc cc Stack: 0000000000000001 0000000000000000 ffffffff813a1e5f ffff880002f26a64 0000000000000001 0000000000000000 0000001302f2dcc0 ffff880002f26ac8 ffffffff813a70d4 ffff880002f26ab8 ffffffff8133d35d ffff880002f09380 ffff880600000025 0000000000000000 0000000000000000 0000000000000010 Call Trace: [] hypercall_page+0x3aa <-- [] xen_poll_irq+0x7f [] xen_spin_wait+0x84 [] rb_insert_color+0x9d [] xen_spin_wait_flags+0xb [] _spin_lock_irqsave+0x94 [] tg_shares_up+0x1d4 [] sched_avg_update+0x70 [] __set_se_shares+0x70 [] walk_tg_tree+0x62 [] update_shares+0x5a [] select_task_rq_fair+0x1bd [] sched_clock+0x1a [] try_to_wake_up+0xd7 [] __group_send_sig_info+0xe [] update_rmtp+0x70 [] wake_up_process+0x10 [] hrtimer_wakeup+0x1d [] __run_hrtimer+0xb2 [] hrtimer_run_queues+0x146 [] run_local_timers+0x9 [] timer_interrupt+0x325 [] handle_IRQ_event+0x7c [] handle_percpu_irq+0x3d [] handle_irq+0x1d [] evtchn_do_upcall+0x177 [] do_hypervisor_callback+0x1e VCPU 3 rip: ffffffff810063aa hypercall_page+0x3aa flags: 00001246 i z p rsp: ffff8800cd131b40 rax: 0000000000000000 rcx: ffffffff810063aa rdx: 0000000000000019 rbx: ffff880002f09380 rsi: ffff8800cd131b58 rdi: 0000000000000003 rbp: ffff8800cd131b78 r8: 0000000000000400 r9: 0000000000000001 r10: 0000000001b32a98 r11: 0000000000000246 r12: 0000000000000015 r13: 0000000000000027 r14: 0000000000000010 r15: ffff880002f41cd8 cs: e033 ss: e02b ds: 0000 es: 0000 fs: 0063 @ 0000000000000000 gs: 0000 @ ffff880002f35000/0000000000000000 cr0: 8005003b cr2: 1728d690 cr3: 8fa4dd000 cr4: 00002660 dr0: 00000000 dr1: 00000000 dr2: 00000000 dr3: 00000000 dr6: ffff0ff0 dr7: 00000400 Code (instr addr ffffffff810063aa) cc cc cc cc cc cc cc cc cc cc cc 51 41 53 b8 1d 00 00 00 0f 05 <41> 5b 59 c3 cc cc cc cc cc cc cc Stack: 0000000000000001 0000000000000000 ffffffff813a1e5f ffff8800cd131b74 0000000000000001 0000000000000000 000000194977a600 ffff8800cd131bd8 ffffffff813a70d4 ffff8800c6dba5c8 ffff880779cd8a80 ffff880002f09380 ffffffff00000027 0000000000000000 ffffffff8102aefb ffff8800c6dba5b8 Call Trace: [] hypercall_page+0x3aa <-- [] xen_poll_irq+0x7f [] xen_spin_wait+0x84 [] __dequeue_entity+0x2b [] xen_spin_wait_flags+0xb [] _spin_lock_irqsave+0x94 [] tg_shares_up+0x1d4 [] sched_avg_update+0x70 [] __set_se_shares+0x70 [] walk_tg_tree+0x62 [] update_shares+0x5a [] select_task_rq_fair+0x1bd [] sched_clock+0x1a [] try_to_wake_up+0xd7 [] wake_up_state+0xb [] wake_futex+0x3b [] futex_wake+0xe5 [] do_futex+0xb8 [] sys_futex+0x76 [] system_call_fastpath+0x16 [] ret_from_fork+0x70