Comment # 2 on bug 1048348 from 
Created attachment 732110 [details]
kernel udev systemd event when crash occurs (was 4.4.74 kernel)

Extract 
jui 09 15:54:48 yoda kernel: AMD-Vi: Command buffer timeout
jui 09 15:54:48 yoda kernel: ------------[ cut here ]------------
jui 09 15:54:48 yoda kernel: WARNING: CPU: 5 PID: 0 at
../kernel/time/timer.c:1185 call_timer_fn+0x12a/0x140()
jui 09 15:54:48 yoda kernel: timer: queue_flush_timeout+0x0/0xa0 preempt leak:
00000101 -> 00000102
jui 09 15:54:48 yoda kernel: Modules linked in: af_packet act_police cls_basic
cls_flow cls_fw cls_u32 sch_fq_codel sch_tbf sch_prio sch_hfsc sch_htb
sch_ingress sch_sfq ebtable_filter ebtables ip6t_MASQUERAD
jui 09 15:54:48 yoda kernel:  nf_log_common nf_nat_amanda nf_conntrack_tftp
nf_conntrack_sane nf_conntrack_sip nf_conntrack_proto_udplite
nf_conntrack_proto_sctp nf_conntrack_pptp nf_conntrack_proto_gre nf_co
jui 09 15:54:48 yoda kernel:  ip6table_filter ip6_tables iptable_filter
ip_tables x_tables tun br_netfilter bridge stp llc iscsi_ibft iscsi_boot_sysfs
nfnetlink_log nfnetlink it87 hwmon_vid msr snd_hda_codec_
jui 09 15:54:48 yoda kernel:  usb_storage md_mod sd_mod nvidia_drm(PO)
nvidia_modeset(PO) nvidia_uvm(PO) nvidia(PO) ohci_pci drm_kms_helper
syscopyarea sysfillrect sysimgblt fb_sys_fops crc32c_intel ehci_pci
jui 09 15:54:48 yoda kernel: CPU: 5 PID: 0 Comm: swapper/5 Tainted: P          
O     4.4.74-1-default #1
jui 09 15:54:48 yoda kernel: Hardware name: To be filled by O.E.M. To be filled
by O.E.M./CROSSHAIR V FORMULA-Z, BIOS 2201 03/23/2015
jui 09 15:54:48 yoda kernel:  0000000000000000 ffffffff81339ce7
ffff88082ed43e58 ffffffff81a240ac
jui 09 15:54:48 yoda kernel:  ffffffff810804d1 ffff88082ed4e040
ffff88082ed43ea8 0000000000000101
jui 09 15:54:48 yoda kernel:  ffffffff8146cb00 ffff88080a6c2000
ffffffff8108054c ffffffff81a16058
jui 09 15:54:48 yoda kernel: Call Trace:
jui 09 15:54:48 yoda kernel:  [<ffffffff81019f29>] dump_trace+0x59/0x320
jui 09 15:54:48 yoda kernel:  [<ffffffff8101a2ea>]
show_stack_log_lvl+0xfa/0x180
jui 09 15:54:48 yoda kernel:  [<ffffffff8101b091>] show_stack+0x21/0x40
jui 09 15:54:48 yoda kernel:  [<ffffffff81339ce7>] dump_stack+0x5c/0x85
jui 09 15:54:48 yoda kernel:  [<ffffffff810804d1>]
warn_slowpath_common+0x81/0xb0
jui 09 15:54:48 yoda kernel:  [<ffffffff8108054c>] warn_slowpath_fmt+0x4c/0x50
jui 09 15:54:48 yoda kernel:  [<ffffffff810f6b8a>] call_timer_fn+0x12a/0x140
jui 09 15:54:48 yoda kernel:  [<ffffffff810f83e2>]
run_timer_softirq+0x222/0x2d0
jui 09 15:54:48 yoda kernel:  [<ffffffff81084eb2>] __do_softirq+0xe2/0x300
jui 09 15:54:48 yoda kernel:  [<ffffffff8108539a>] irq_exit+0xfa/0x110
jui 09 15:54:48 yoda kernel:  [<ffffffff816331ce>]
smp_apic_timer_interrupt+0x3e/0x50
jui 09 15:54:48 yoda kernel:  [<ffffffff8163129c>]
apic_timer_interrupt+0x8c/0xa0
jui 09 15:54:48 yoda kernel: DWARF2 unwinder stuck at
apic_timer_interrupt+0x8c/0xa0
jui 09 15:54:48 yoda kernel:
jui 09 15:54:48 yoda kernel: Leftover inexact backtrace:
jui 09 15:54:48 yoda kernel:  <IRQ>  <EOI>  [<ffffffff814ed897>] ?
cpuidle_enter_state+0xd7/0x270
jui 09 15:54:48 yoda kernel:  [<ffffffff814ed872>] ?
cpuidle_enter_state+0xb2/0x270
jui 09 15:54:48 yoda kernel:  [<ffffffff810c59bd>] ?
cpu_startup_entry+0x2ad/0x3a0
jui 09 15:54:48 yoda kernel:  [<ffffffff8104e730>] ?
start_secondary+0x150/0x180
jui 09 15:54:48 yoda kernel: ---[ end trace 2126c84491263200 ]---
jui 09 15:54:54 yoda kernel: ------------[ cut here ]------------
jui 09 15:54:54 yoda kernel: ------------[ cut here ]------------
jui 09 15:54:54 yoda kernel: WARNING: CPU: 1 PID: 0 at
../net/sched/sch_generic.c:302 dev_watchdog+0x218/0x230()
jui 09 15:54:54 yoda kernel: NETDEV WATCHDOG: eth0 (e1000e): transmit queue 0
timed out
jui 09 15:54:54 yoda kernel: Modules linked in: af_packet act_police cls_basic
cls_flow cls_fw cls_u32 sch_fq_codel sch_tbf sch_prio sch_hfsc sch_htb
sch_ingress sch_sfq ebtable_filter ebtables ip6t_MASQUERAD
jui 09 15:54:54 yoda kernel:  nf_log_common nf_nat_amanda nf_conntrack_tftp
nf_conntrack_sane nf_conntrack_sip nf_conntrack_proto_udplite
nf_conntrack_proto_sctp nf_conntrack_pptp nf_conntrack_proto_gre nf_co
jui 09 15:54:54 yoda kernel:  ip6table_filter
jui 09 15:54:54 yoda kernel:  ip6_tables iptable_filter ip_tables x_tables tun
br_netfilter bridge stp llc iscsi_ibft iscsi_boot_sysfs nfnetlink_log nfnetlink
it87 hwmon_vid msr snd_hda_codec_hdmi kvm_amd kvm
jui 09 15:54:54 yoda kernel:  sd_mod nvidia_drm(PO) nvidia_modeset(PO)
nvidia_uvm(PO) nvidia(PO) ohci_pci drm_kms_helper syscopyarea sysfillrect
sysimgblt fb_sys_fops crc32c_intel ehci_pci ohci_hcd xhci_pci e
jui 09 15:54:54 yoda kernel: CPU: 1 PID: 0 Comm: swapper/1 Tainted: P        W 
O     4.4.74-1-default #1
jui 09 15:54:54 yoda kernel: Hardware name: To be filled by O.E.M. To be filled
by O.E.M./CROSSHAIR V FORMULA-Z, BIOS 2201 03/23/2015
jui 09 15:54:54 yoda kernel:  0000000000000000 ffffffff81339ce7
ffff88082ec43e20 ffffffff81a8983f
jui 09 15:54:54 yoda kernel:  ffffffff810804d1
jui 09 15:54:54 yoda kernel:  0000000000000000 ffff88082ec43e70
0000000000000001
jui 09 15:54:54 yoda kernel:  ffff8808081d43e0
jui 09 15:54:54 yoda kernel:  0000000000000001 ffffffff8108054c
ffffffff81a8dc88
jui 09 15:54:54 yoda kernel: Call Trace:
jui 09 15:54:54 yoda kernel:  [<ffffffff81019f29>] dump_trace+0x59/0x320
jui 09 15:54:54 yoda kernel:  [<ffffffff8101a2ea>]
show_stack_log_lvl+0xfa/0x180
jui 09 15:54:54 yoda kernel:  [<ffffffff8101b091>] show_stack+0x21/0x40
jui 09 15:54:54 yoda kernel:  [<ffffffff81339ce7>] dump_stack+0x5c/0x85
jui 09 15:54:54 yoda kernel:  [<ffffffff810804d1>]
warn_slowpath_common+0x81/0xb0
jui 09 15:54:54 yoda kernel:  [<ffffffff8108054c>] warn_slowpath_fmt+0x4c/0x50
jui 09 15:54:54 yoda kernel:  [<ffffffff8155a8e8>] dev_watchdog+0x218/0x230
jui 09 15:54:54 yoda kernel:  [<ffffffff810f6a90>] call_timer_fn+0x30/0x140
jui 09 15:54:54 yoda kernel:  [<ffffffff810f83e2>]
run_timer_softirq+0x222/0x2d0
jui 09 15:54:54 yoda kernel:  [<ffffffff81084eb2>] __do_softirq+0xe2/0x300
jui 09 15:54:54 yoda kernel:  [<ffffffff8108539a>] irq_exit+0xfa/0x110
jui 09 15:54:54 yoda kernel:  [<ffffffff816331ce>]
smp_apic_timer_interrupt+0x3e/0x50
jui 09 15:54:54 yoda kernel:  [<ffffffff8163129c>]
apic_timer_interrupt+0x8c/0xa0
jui 09 15:54:54 yoda kernel: DWARF2 unwinder stuck at
apic_timer_interrupt+0x8c/0xa0
jui 09 15:54:54 yoda kernel:
jui 09 15:54:54 yoda kernel: Leftover inexact backtrace:
jui 09 15:54:54 yoda kernel:  <IRQ>  <EOI>  [<ffffffff814ed897>] ?
cpuidle_enter_state+0xd7/0x270
jui 09 15:54:54 yoda kernel:  [<ffffffff814ed872>] ?
cpuidle_enter_state+0xb2/0x270
jui 09 15:54:54 yoda kernel:  [<ffffffff810c59bd>] ?
cpu_startup_entry+0x2ad/0x3a0
jui 09 15:54:54 yoda kernel:  [<ffffffff8104e730>] ?
start_secondary+0x150/0x180
jui 09 15:54:54 yoda kernel: ---[ end trace 2126c84491263201 ]---
jui 09 15:54:54 yoda kernel: e1000e 0000:0c:00.0 eth0: Reset adapter
unexpectedly

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