[ 220.565775] netpoll: netconsole: local port 6666 [ 220.565803] netpoll: netconsole: local IPv4 address 192.168.1.1 [ 220.565827] netpoll: netconsole: interface 'eth0' [ 220.565846] netpoll: netconsole: remote port 6666 [ 220.565866] netpoll: netconsole: remote IPv4 address 192.168.1.114 [ 220.565891] netpoll: netconsole: remote ethernet address 60:57:18:a7:67:1e [ 220.565948] console [netcon0] enabled [ 220.565962] netconsole: network logging started [ 253.785165] BTRFS info (device sda2): relocating block group 4206312292352 flags 17 [ 261.340061] BTRFS info (device sda2): found 31 extents ablk_helper drm_kms_helper lpc_ich mei firewire_core 8250_pci usb_common[ 267.295319] ------------[ cut here ]------------ crc_itu_t evdev mfd_core input_leds snd_hda_core led_class snd_pcsp cryptd[ 267.295342] kernel BUG at fs/btrfs/extent-tree.c:1833! sg drm snd_pcm 8250 video[ 267.295358] invalid opcode: 0000 [#1] intel_gtt i2c_i801 snd_timer serial_core tpm_tisSMP backlight tpm button snd agpgart soundcore processor tcp_cdg efivarfs microcode[ 267.295375] Modules linked in: fan thermal netconsole configfs sit[ 267.296005] CPU: 6 PID: 805 Comm: kworker/u16:9 Not tainted 4.2.4-gateway #1 [ 267.296023] Hardware name: Supermicro X10SAE/X10SAE, BIOS 2.0a 05/09/2014 tunnel4 ip_tunnel nls_iso8859_1[ 267.296044] Workqueue: btrfs-extent-refs btrfs_extent_refs_helper nls_cp437[ 267.296061] task: ffff8807fb47c680 ti: ffff8807fb4b4000 task.ti: ffff8807fb4b4000 vfat[ 267.296079] RIP: 0010:[] fat [] insert_inline_extent_backref+0xde/0xe0 rpcsec_gss_krb5[ 267.296106] RSP: 0018:ffff8807fb4b7b48 EFLAGS: 00010293 nfsd auth_rpcgss[ 267.296121] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 [ 267.296139] RDX: ffff880000000000 RSI: 0000000000000001 RDI: 0000000000000000 nfs_acl lockd grace[ 267.296157] RBP: ffff8807fb67b800 R08: 0000000000004000 R09: ffff8807fb4b7a58 sunrpc[ 267.296175] R10: 0000000000000000 R11: 0000000000000003 R12: ffff8800cc4a9e10 nf_log_ipv4[ 267.296192] R13: 0000000000000102 R14: 0000000000000000 R15: 0000000000000000 xt_REDIRECT nf_nat_redirect[ 267.296210] FS: 0000000000000000(0000) GS:ffff88081fb80000(0000) knlGS:0000000000000000 [ 267.296229] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 ipt_MASQUERADE nf_nat_masquerade_ipv4 nf_log_ipv6[ 267.296245] CR2: 00007f2a8bc7b6e0 CR3: 00000007e5bac000 CR4: 00000000001406e0 [ 267.296262] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 nf_log_common iptable_nat[ 267.296280] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 nf_nat_ipv4[ 267.296297] Stack: [ 267.296306] 0000000000000000 0000000000000102 0000000000000000 ipt_REJECT 0000000000000000 [ 267.296330] ffff880700000001 ffffffff921dbd6e nf_reject_ipv4 0000000000000000 ffffffff921e90eb xt_recent ip6table_nat nf_nat_ipv6[ 267.296355] ffff8807fb4b7c04 0000000000003d93 ffff8800cc4a9e18 ffff8800d909c000 xt_comment[ 267.296379] Call Trace: ip6t_REJECT nf_reject_ipv6[ 267.296390] [] ? btrfs_free_path+0xe/0x20 xt_addrtype[ 267.296405] [] ? __btrfs_free_extent.isra.77+0x31b/0xd50 xt_policy ip6table_mangle[ 267.296423] [] ? __btrfs_inc_extent_ref.isra.61+0xa2/0x280 [ 267.296442] [] ? __btrfs_run_delayed_refs+0xb73/0xf80 [ 267.296461] [] ? __slab_free+0x11b/0x260 [ 267.296477] [] ? blk_queue_bio+0x2a6/0x2b0 [ 267.296494] [] ? __sb_start_write+0x3d/0xd0 [ 267.296510] [] ? btrfs_run_delayed_refs.part.82+0x6c/0x270 [ 267.296529] [] ? delayed_ref_async_start+0x73/0x90 [ 267.296547] [] ? process_one_work+0x127/0x3f0 xt_mark iptable_mangle xt_tcpudp iptable_raw nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_tftp xt_CT nf_nat_snmp_basic nf_conntrack_snmp nf_nat_sip ip6table_raw nf_nat_pptp nf_nat_proto_gre xt_multiport nf_conntrack_ipv6 nf_defrag_ipv6 xt_conntrack nf_nat_irc nf_nat_h323 nf_nat_ftp nf_nat_amanda nf_nat xt_NFLOG xt_LOG nf_conntrack_tftp nf_conntrack_sip nf_conntrack_sane nf_conntrack_proto_udplite nf_conntrack_proto_sctp nf_conntrack_pptp[ 267.296563] [] ? worker_thread+0x42/0x480 nf_conntrack_proto_gre nf_conntrack_netlink nf_conntrack_netbios_ns nf_conntrack_broadcast nf_conntrack_irc nf_conntrack_h323 ts_kmp nf_conntrack_amanda nf_conntrack_ftp nf_conntrack cpufreq_stats nfnetlink_log nfnetlink ip6table_filter ip6_tables tun iptable_filter ip_tables x_tables binfmt_misc 8021q garp mrp stp llc pl2303 hid_generic usbhid hid ftdi_sio usbserial[ 267.297401] [] ? process_one_work+0x3f0/0x3f0 x86_pkg_temp_thermal coretemp kvm_intel kvm snd_hda_codec_realtek crct10dif_pclmul crc32_pclmul snd_hda_codec_generic snd_hda_codec_hdmi iTCO_wdt crc32c_intel ghash_clmulni_intel snd_hda_intel aesni_intel iTCO_vendor_support firewire_ohci ehci_pci xhci_pci ehci_hcd aes_x86_64 lrw xhci_hcd snd_hda_codec glue_helper i915 usbcore snd_hwdep mei_me[ 267.298238] [] ? kthread+0xbc/0xe0 [ 267.299108] [] ? kthread_worker_fn+0x140/0x140 [ 267.299991] [] ? ret_from_fork+0x3f/0x70 [ 267.300858] [] ? kthread_worker_fn+0x140/0x140 [ 267.301712] Code: e8 48 8b 84 24 b0 00 00 00 4c 89 f9 4c 89 e6 48 89 ef 48 89 44 24 10 8b 84 24 a8 00 00 00 89 44 24 08 e8 c6 d7 ff ff 31 c0 eb b3 <0f> 0b 41 57 41 56 4d 89 ce 41 55 4d 89 c5 41 54 55 48 89 fd 53 [ 267.303620] RIP [] insert_inline_extent_backref+0xde/0xe0 [ 267.304515] RSP [ 267.305437] ---[ end trace 56193c2ae8327628 ]--- [ 267.431957] Kernel panic - not syncing: Fatal exception [ 267.433659] Kernel Offset: 0x11000000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff) [ 267.435116] drm_kms_helper: panic occurred, switching back to text console [ 267.529319] Rebooting in 60 seconds.. [ 327.057694] ACPI MEMORY or I/O RESET_REG.