I'm getting these quite easily after upgrading to 3.13-rc4. The server is no longer responsive and needs to be hard rebooted: [ 822.391224] ------------[ cut here ]------------ [ 822.391282] WARNING: CPU: 1 PID: 8115 at fs/btrfs/extent_io.c:219 free_extent_state.part.36+0x21/0x34 [btrfs]() [ 822.391327] Modules linked in: veth ipt_MASQUERADE iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack ip_tables x_tables cpufreq_ondemand cpufreq_conservative cpufreq_powersave cpufreq_stats bridge stp llc ipv6 btrfs xor raid6_pq zlib_deflate loop pcspkr button video i2c_i801 i2c_core acpi_cpufreq freq_table lpc_ich mfd_core ehci_pci ehci_hcd ext4 crc16 jbd2 mbcache raid1 sg sd_mod ahci libahci libata r8169 mii scsi_mod [ 822.392976] CPU: 1 PID: 8115 Comm: rsync Not tainted 3.12.0-rc4 #1 [ 822.393055] Hardware name: System manufacturer System Product Name/P8H77-M PRO, BIOS 1101 02/04/2013 [ 822.393178] 0000000000000009 ffff88075ebb3958 ffffffff8138176b 0000000000000006 [ 822.393425] 0000000000000000 ffff88075ebb3998 ffffffff810366c1 ffff88075ebb39d8 [ 822.393673] ffffffffa0263674 ffff8807361cdea0 0000000000001000 0000000000000000 [ 822.393919] Call Trace: [ 822.393998] [<ffffffff8138176b>] dump_stack+0x46/0x58 [ 822.394089] [<ffffffff810366c1>] warn_slowpath_common+0x77/0x91 [ 822.394180] [<ffffffffa0263674>] ? free_extent_state.part.36+0x21/0x34 [btrfs] [ 822.394301] [<ffffffff810366f0>] warn_slowpath_null+0x15/0x17 [ 822.394390] [<ffffffffa0263674>] free_extent_state.part.36+0x21/0x34 [btrfs] [ 822.394481] [<ffffffffa0263bc1>] free_extent_state+0x19/0x1b [btrfs] [ 822.394571] [<ffffffffa0265374>] find_lock_delalloc_range.constprop.46+0x8d/0x1a5 [btrfs] [ 822.394703] [<ffffffffa026548a>] ? find_lock_delalloc_range.constprop.46+0x1a3/0x1a5 [btrfs] [ 822.394837] [<ffffffffa0266c31>] __extent_writepage+0x17e/0x5b6 [btrfs] [ 822.394919] [<ffffffff810ac5fc>] ? find_get_pages_tag+0xe9/0x123 [ 822.395008] [<ffffffffa026721f>] extent_write_cache_pages.isra.32.constprop.50+0x1b6/0x2fa [btrfs] [ 822.395133] [<ffffffff810ae4cf>] ? find_get_pages+0xda/0xfb [ 822.395220] [<ffffffffa02582c0>] ? btrfs_invalidatepage+0x4e/0x1c0 [btrfs] [ 822.395303] [<ffffffff811a1e5f>] ? radix_tree_lookup_slot+0xe/0x10 [ 822.395392] [<ffffffffa02675f1>] extent_writepages+0x46/0x57 [btrfs] [ 822.395482] [<ffffffffa025142c>] ? btrfs_fiemap+0x4c/0x4c [btrfs] [ 822.395571] [<ffffffffa025060d>] btrfs_writepages+0x23/0x25 [btrfs] [ 822.395653] [<ffffffff810b56c8>] do_writepages+0x19/0x27 [ 822.395733] [<ffffffff810ad3b1>] __filemap_fdatawrite_range+0x4e/0x50 [ 822.395815] [<ffffffff810adf08>] filemap_fdatawrite_range+0xe/0x10 [ 822.395903] [<ffffffffa0262a79>] btrfs_wait_ordered_range+0x47/0xd7 [btrfs] [ 822.395994] [<ffffffffa0255eb1>] btrfs_truncate+0x46/0x21b [btrfs] [ 822.396083] [<ffffffffa02568e6>] btrfs_setattr+0x196/0x281 [btrfs] [ 822.396165] [<ffffffff81107f85>] notify_change+0x1d5/0x2bf [ 822.396245] [<ffffffff81121c3d>] ? fsnotify+0x259/0x2ae [ 822.396325] [<ffffffff810f0827>] do_truncate+0x60/0x85 [ 822.396406] [<ffffffff810f0b41>] do_sys_ftruncate.constprop.15+0x119/0x12d [ 822.396487] [<ffffffff810f0b77>] SyS_ftruncate+0x9/0xb [ 822.396569] [<ffffffff813865a2>] system_call_fastpath+0x16/0x1b [ 822.396649] ---[ end trace f5a9ac7b520da966 ]--- [ 822.396726] ------------[ cut here ]------------ [ 822.396814] WARNING: CPU: 1 PID: 8115 at fs/btrfs/extent_io.c:219 free_extent_state.part.36+0x21/0x34 [btrfs]() [ 822.396938] Modules linked in: veth ipt_MASQUERADE iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack ip_tables x_tables cpufreq_ondemand cpufreq_conservative cpufreq_powersave cpufreq_stats bridge stp llc ipv6 btrfs xor raid6_pq zlib_deflate loop pcspkr button video i2c_i801 i2c_core acpi_cpufreq freq_table lpc_ich mfd_core ehci_pci ehci_hcd ext4 crc16 jbd2 mbcache raid1 sg sd_mod ahci libahci libata r8169 mii scsi_mod [ 822.398793] CPU: 1 PID: 8115 Comm: rsync Tainted: G W 3.12.0-rc4 #1 [ 822.398874] Hardware name: System manufacturer System Product Name/P8H77-M PRO, BIOS 1101 02/04/2013 [ 822.398996] 0000000000000009 ffff88075ebb3958 ffffffff8138176b 0000000000000006 [ 822.399245] 0000000000000000 ffff88075ebb3998 ffffffff810366c1 ffff88075ebb39d8 [ 822.399493] ffffffffa0263674 ffff8807361cdea0 0000000008000000 0000000000000001 [ 822.399741] Call Trace: [ 822.399818] [<ffffffff8138176b>] dump_stack+0x46/0x58 [ 822.399898] [<ffffffff810366c1>] warn_slowpath_common+0x77/0x91 [ 822.399988] [<ffffffffa0263674>] ? free_extent_state.part.36+0x21/0x34 [btrfs] [ 822.400110] [<ffffffff810366f0>] warn_slowpath_null+0x15/0x17 [ 822.400199] [<ffffffffa0263674>] free_extent_state.part.36+0x21/0x34 [btrfs] [ 822.400289] [<ffffffffa0263bc1>] free_extent_state+0x19/0x1b [btrfs] [ 822.400378] [<ffffffffa02653c1>] find_lock_delalloc_range.constprop.46+0xda/0x1a5 [btrfs] [ 822.400509] [<ffffffffa026548a>] ? find_lock_delalloc_range.constprop.46+0x1a3/0x1a5 [btrfs] [ 822.400640] [<ffffffffa0266c31>] __extent_writepage+0x17e/0x5b6 [btrfs] [ 822.400722] [<ffffffff810ac5fc>] ? find_get_pages_tag+0xe9/0x123 [ 822.400811] [<ffffffffa026721f>] extent_write_cache_pages.isra.32.constprop.50+0x1b6/0x2fa [btrfs] [ 822.400935] [<ffffffff810ae4cf>] ? find_get_pages+0xda/0xfb [ 822.401023] [<ffffffffa02582c0>] ? btrfs_invalidatepage+0x4e/0x1c0 [btrfs] [ 822.401105] [<ffffffff811a1e5f>] ? radix_tree_lookup_slot+0xe/0x10 [ 822.401194] [<ffffffffa02675f1>] extent_writepages+0x46/0x57 [btrfs] [ 822.401283] [<ffffffffa025142c>] ? btrfs_fiemap+0x4c/0x4c [btrfs] [ 822.401371] [<ffffffffa025060d>] btrfs_writepages+0x23/0x25 [btrfs] [ 822.401453] [<ffffffff810b56c8>] do_writepages+0x19/0x27 [ 822.401533] [<ffffffff810ad3b1>] __filemap_fdatawrite_range+0x4e/0x50 [ 822.401614] [<ffffffff810adf08>] filemap_fdatawrite_range+0xe/0x10 [ 822.401703] [<ffffffffa0262a79>] btrfs_wait_ordered_range+0x47/0xd7 [btrfs] [ 822.401793] [<ffffffffa0255eb1>] btrfs_truncate+0x46/0x21b [btrfs] [ 822.401885] [<ffffffffa02568e6>] btrfs_setattr+0x196/0x281 [btrfs] [ 822.401966] [<ffffffff81107f85>] notify_change+0x1d5/0x2bf [ 822.402048] [<ffffffff81121c3d>] ? fsnotify+0x259/0x2ae [ 822.402128] [<ffffffff810f0827>] do_truncate+0x60/0x85 [ 822.402208] [<ffffffff810f0b41>] do_sys_ftruncate.constprop.15+0x119/0x12d [ 822.402289] [<ffffffff810f0b77>] SyS_ftruncate+0x9/0xb [ 822.402369] [<ffffffff813865a2>] system_call_fastpath+0x16/0x1b [ 822.402449] ---[ end trace f5a9ac7b520da967 ]--- [ 822.402527] ------------[ cut here ]------------ [ 822.402614] WARNING: CPU: 1 PID: 8115 at fs/btrfs/extent_io.c:219 free_extent_state.part.36+0x21/0x34 [btrfs]() [ 822.402737] Modules linked in: veth ipt_MASQUERADE iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack ip_tables x_tables cpufreq_ondemand cpufreq_conservative cpufreq_powersave cpufreq_stats bridge stp llc ipv6 btrfs xor raid6_pq zlib_deflate loop pcspkr button video i2c_i801 i2c_core acpi_cpufreq freq_table lpc_ich mfd_core ehci_pci ehci_hcd ext4 crc16 jbd2 mbcache raid1 sg sd_mod ahci libahci libata r8169 mii scsi_mod [ 822.404596] CPU: 1 PID: 8115 Comm: rsync Tainted: G W 3.12.0-rc4 #1 [ 822.404677] Hardware name: System manufacturer System Product Name/P8H77-M PRO, BIOS 1101 02/04/2013 [ 822.404800] 0000000000000009 ffff88075ebb3958 ffffffff8138176b 00000000000000cf [ 822.405048] 0000000000000000 ffff88075ebb3998 ffffffff810366c1 ffff88075ebb39d8 [ 822.405296] ffffffffa0263674 ffff8807361cdea0 0000000000001000 0000000000000001 [ 822.405544] Call Trace: [ 822.405621] [<ffffffff8138176b>] dump_stack+0x46/0x58 [ 822.405701] [<ffffffff810366c1>] warn_slowpath_common+0x77/0x91 [ 822.405791] [<ffffffffa0263674>] ? free_extent_state.part.36+0x21/0x34 [btrfs] [ 822.405913] [<ffffffff810366f0>] warn_slowpath_null+0x15/0x17 [ 822.406003] [<ffffffffa0263674>] free_extent_state.part.36+0x21/0x34 [btrfs] [ 822.406093] [<ffffffffa0263bc1>] free_extent_state+0x19/0x1b [btrfs] [ 822.406182] [<ffffffffa02653c1>] find_lock_delalloc_range.constprop.46+0xda/0x1a5 [btrfs] [ 822.406313] [<ffffffffa026548a>] ? find_lock_delalloc_range.constprop.46+0x1a3/0x1a5 [btrfs] [ 822.406443] [<ffffffffa0266c31>] __extent_writepage+0x17e/0x5b6 [btrfs] [ 822.406525] [<ffffffff810ac5fc>] ? find_get_pages_tag+0xe9/0x123 [ 822.406614] [<ffffffffa026721f>] extent_write_cache_pages.isra.32.constprop.50+0x1b6/0x2fa [btrfs] [ 822.406738] [<ffffffff810ae4cf>] ? find_get_pages+0xda/0xfb [ 822.406827] [<ffffffffa02582c0>] ? btrfs_invalidatepage+0x4e/0x1c0 [btrfs] [ 822.406909] [<ffffffff811a1e5f>] ? radix_tree_lookup_slot+0xe/0x10 [ 822.406999] [<ffffffffa02675f1>] extent_writepages+0x46/0x57 [btrfs] [ 822.407087] [<ffffffffa025142c>] ? btrfs_fiemap+0x4c/0x4c [btrfs] [ 822.407174] [<ffffffffa025060d>] btrfs_writepages+0x23/0x25 [btrfs] [ 822.407256] [<ffffffff810b56c8>] do_writepages+0x19/0x27 [ 822.407336] [<ffffffff810ad3b1>] __filemap_fdatawrite_range+0x4e/0x50 [ 822.407417] [<ffffffff810adf08>] filemap_fdatawrite_range+0xe/0x10 [ 822.407507] [<ffffffffa0262a79>] btrfs_wait_ordered_range+0x47/0xd7 [btrfs] [ 822.407596] [<ffffffffa0255eb1>] btrfs_truncate+0x46/0x21b [btrfs] [ 822.407685] [<ffffffffa02568e6>] btrfs_setattr+0x196/0x281 [btrfs] [ 822.407766] [<ffffffff81107f85>] notify_change+0x1d5/0x2bf [ 822.407846] [<ffffffff81121c3d>] ? fsnotify+0x259/0x2ae [ 822.407927] [<ffffffff810f0827>] do_truncate+0x60/0x85 [ 822.408007] [<ffffffff810f0b41>] do_sys_ftruncate.constprop.15+0x119/0x12d [ 822.408088] [<ffffffff810f0b77>] SyS_ftruncate+0x9/0xb [ 822.408168] [<ffffffff813865a2>] system_call_fastpath+0x16/0x1b [ 822.408247] ---[ end trace f5a9ac7b520da968 ]--- [ 822.408325] ------------[ cut here ]------------ [ 822.408413] WARNING: CPU: 1 PID: 8115 at fs/btrfs/extent_io.c:219 free_extent_state.part.36+0x21/0x34 [btrfs]() [ 822.409655] Modules linked in: veth ipt_MASQUERADE iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack ip_tables x_tables cpufreq_ondemand cpufreq_conservative cpufreq_powersave cpufreq_stats bridge stp llc ipv6 btrfs xor raid6_pq zlib_deflate loop pcspkr button video i2c_i801 i2c_core acpi_cpufreq freq_table lpc_ich mfd_core ehci_pci ehci_hcd ext4 crc16 jbd2 mbcache raid1 sg sd_mod ahci libahci libata r8169 mii scsi_mod [ 822.411508] CPU: 1 PID: 8115 Comm: rsync Tainted: G W 3.12.0-rc4 #1 [ 822.411590] Hardware name: System manufacturer System Product Name/P8H77-M PRO, BIOS 1101 02/04/2013 [ 822.411712] 0000000000000009 ffff88075ebb3958 ffffffff8138176b 0000000000000006 [ 822.411960] 0000000000000000 ffff88075ebb3998 ffffffff810366c1 ffff88075ebb39d8 [ 822.412208] ffffffffa0263674 ffff8807361cdea0 0000000008000000 0000000000000001 [ 822.412456] Call Trace: [ 822.412533] [<ffffffff8138176b>] dump_stack+0x46/0x58 [ 822.412613] [<ffffffff810366c1>] warn_slowpath_common+0x77/0x91 [ 822.412703] [<ffffffffa0263674>] ? free_extent_state.part.36+0x21/0x34 [btrfs] [ 822.412825] [<ffffffff810366f0>] warn_slowpath_null+0x15/0x17 [ 822.412914] [<ffffffffa0263674>] free_extent_state.part.36+0x21/0x34 [btrfs] [ 822.413004] [<ffffffffa0263bc1>] free_extent_state+0x19/0x1b [btrfs] [ 822.413094] [<ffffffffa02653c1>] find_lock_delalloc_range.constprop.46+0xda/0x1a5 [btrfs] [ 822.413224] [<ffffffffa026548a>] ? find_lock_delalloc_range.constprop.46+0x1a3/0x1a5 [btrfs] [ 822.413356] [<ffffffffa0266c31>] __extent_writepage+0x17e/0x5b6 [btrfs] [ 822.413438] [<ffffffff810ac5fc>] ? find_get_pages_tag+0xe9/0x123 [ 822.413527] [<ffffffffa026721f>] extent_write_cache_pages.isra.32.constprop.50+0x1b6/0x2fa [btrfs] [ 822.413651] [<ffffffff810ae4cf>] ? find_get_pages+0xda/0xfb [ 822.413739] [<ffffffffa02582c0>] ? btrfs_invalidatepage+0x4e/0x1c0 [btrfs] [ 822.413821] [<ffffffff811a1e5f>] ? radix_tree_lookup_slot+0xe/0x10 [ 822.413910] [<ffffffffa02675f1>] extent_writepages+0x46/0x57 [btrfs] [ 822.414006] [<ffffffffa025142c>] ? btrfs_fiemap+0x4c/0x4c [btrfs] [ 822.414094] [<ffffffffa025060d>] btrfs_writepages+0x23/0x25 [btrfs] [ 822.414175] [<ffffffff810b56c8>] do_writepages+0x19/0x27 [ 822.414255] [<ffffffff810ad3b1>] __filemap_fdatawrite_range+0x4e/0x50 [ 822.414337] [<ffffffff810adf08>] filemap_fdatawrite_range+0xe/0x10 [ 822.414427] [<ffffffffa0262a79>] btrfs_wait_ordered_range+0x47/0xd7 [btrfs] [ 822.414516] [<ffffffffa0255eb1>] btrfs_truncate+0x46/0x21b [btrfs] [ 822.414605] [<ffffffffa02568e6>] btrfs_setattr+0x196/0x281 [btrfs] [ 822.414691] [<ffffffff81107f85>] notify_change+0x1d5/0x2bf [ 822.414775] [<ffffffff81121c3d>] ? fsnotify+0x259/0x2ae [ 822.414856] [<ffffffff810f0827>] do_truncate+0x60/0x85 [ 822.414936] [<ffffffff810f0b41>] do_sys_ftruncate.constprop.15+0x119/0x12d [ 822.415018] [<ffffffff810f0b77>] SyS_ftruncate+0x9/0xb [ 822.415098] [<ffffffff813865a2>] system_call_fastpath+0x16/0x1b [ 822.415178] ---[ end trace f5a9ac7b520da969 ]--- [ 822.415256] ------------[ cut here ]------------ [ 822.415343] WARNING: CPU: 1 PID: 8115 at fs/btrfs/extent_io.c:219 free_extent_state.part.36+0x21/0x34 [btrfs]() [ 822.415465] Modules linked in: veth ipt_MASQUERADE iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack ip_tables x_tables cpufreq_ondemand cpufreq_conservative cpufreq_powersave cpufreq_stats bridge stp llc ipv6 btrfs xor raid6_pq zlib_deflate loop pcspkr button video i2c_i801 i2c_core acpi_cpufreq freq_table lpc_ich mfd_core ehci_pci ehci_hcd ext4 crc16 jbd2 mbcache raid1 sg sd_mod ahci libahci libata r8169 mii scsi_mod [ 822.417298] CPU: 1 PID: 8115 Comm: rsync Tainted: G W 3.12.0-rc4 #1 [ 822.417379] Hardware name: System manufacturer System Product Name/P8H77-M PRO, BIOS 1101 02/04/2013 [ 822.417501] 0000000000000009 ffff88075ebb3958 ffffffff8138176b 0000000000000006 [ 822.417748] 0000000000000000 ffff88075ebb3998 ffffffff810366c1 ffff88075ebb39d8 [ 822.417995] ffffffffa0263674 ffff8807361cdea0 0000000000001000 0000000000000001 [ 822.418241] Call Trace: [ 822.418318] [<ffffffff8138176b>] dump_stack+0x46/0x58 [ 822.418398] [<ffffffff810366c1>] warn_slowpath_common+0x77/0x91 [ 822.418488] [<ffffffffa0263674>] ? free_extent_state.part.36+0x21/0x34 [btrfs] [ 822.418610] [<ffffffff810366f0>] warn_slowpath_null+0x15/0x17 [ 822.418701] [<ffffffffa0263674>] free_extent_state.part.36+0x21/0x34 [btrfs] [ 822.418792] [<ffffffffa0263bc1>] free_extent_state+0x19/0x1b [btrfs] [ 822.418881] [<ffffffffa02653c1>] find_lock_delalloc_range.constprop.46+0xda/0x1a5 [btrfs] [ 822.419011] [<ffffffffa026548a>] ? find_lock_delalloc_range.constprop.46+0x1a3/0x1a5 [btrfs] [ 822.419142] [<ffffffffa0266c31>] __extent_writepage+0x17e/0x5b6 [btrfs] [ 822.419224] [<ffffffff810ac5fc>] ? find_get_pages_tag+0xe9/0x123 [ 822.419313] [<ffffffffa026721f>] extent_write_cache_pages.isra.32.constprop.50+0x1b6/0x2fa [btrfs] [ 822.419437] [<ffffffff810ae4cf>] ? find_get_pages+0xda/0xfb [ 822.419524] [<ffffffffa02582c0>] ? btrfs_invalidatepage+0x4e/0x1c0 [btrfs] [ 822.419606] [<ffffffff811a1e5f>] ? radix_tree_lookup_slot+0xe/0x10 [ 822.419695] [<ffffffffa02675f1>] extent_writepages+0x46/0x57 [btrfs] [ 822.419785] [<ffffffffa025142c>] ? btrfs_fiemap+0x4c/0x4c [btrfs] [ 822.419872] [<ffffffffa025060d>] btrfs_writepages+0x23/0x25 [btrfs] [ 822.419954] [<ffffffff810b56c8>] do_writepages+0x19/0x27 [ 822.420033] [<ffffffff810ad3b1>] __filemap_fdatawrite_range+0x4e/0x50 [ 822.420115] [<ffffffff810adf08>] filemap_fdatawrite_range+0xe/0x10 [ 822.420204] [<ffffffffa0262a79>] btrfs_wait_ordered_range+0x47/0xd7 [btrfs] [ 822.420293] [<ffffffffa0255eb1>] btrfs_truncate+0x46/0x21b [btrfs] [ 822.420381] [<ffffffffa02568e6>] btrfs_setattr+0x196/0x281 [btrfs] [ 822.420463] [<ffffffff81107f85>] notify_change+0x1d5/0x2bf [ 822.420543] [<ffffffff81121c3d>] ? fsnotify+0x259/0x2ae [ 822.420623] [<ffffffff810f0827>] do_truncate+0x60/0x85 [ 822.420703] [<ffffffff810f0b41>] do_sys_ftruncate.constprop.15+0x119/0x12d [ 822.420785] [<ffffffff810f0b77>] SyS_ftruncate+0x9/0xb [ 822.420864] [<ffffffff813865a2>] system_call_fastpath+0x16/0x1b [ 822.420944] ---[ end trace f5a9ac7b520da96a ]--- [ 822.421022] ------------[ cut here ]------------ [ 822.421110] WARNING: CPU: 1 PID: 8115 at fs/btrfs/extent_io.c:219 free_extent_state.part.36+0x21/0x34 [btrfs]() [ 822.421233] Modules linked in: veth ipt_MASQUERADE iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack ip_tables x_tables cpufreq_ondemand cpufreq_conservative cpufreq_powersave cpufreq_stats bridge stp llc ipv6 btrfs xor raid6_pq zlib_deflate loop pcspkr button video i2c_i801 i2c_core acpi_cpufreq freq_table lpc_ich mfd_core ehci_pci ehci_hcd ext4 crc16 jbd2 mbcache raid1 sg sd_mod ahci libahci libata r8169 mii scsi_mod [ 822.423084] CPU: 1 PID: 8115 Comm: rsync Tainted: G W 3.12.0-rc4 #1 [ 822.423165] Hardware name: System manufacturer System Product Name/P8H77-M PRO, BIOS 1101 02/04/2013 [ 822.423287] 0000000000000009 ffff88075ebb3958 ffffffff8138176b 0000000000000006 [ 822.423536] 0000000000000000 ffff88075ebb3998 ffffffff810366c1 ffff88075ebb39d8 [ 822.423784] ffffffffa0263674 ffff8807361cdea0 0000000008000000 0000000000000001 [ 822.424039] Call Trace: [ 822.424116] [<ffffffff8138176b>] dump_stack+0x46/0x58 [ 822.424197] [<ffffffff810366c1>] warn_slowpath_common+0x77/0x91 [ 822.424287] [<ffffffffa0263674>] ? free_extent_state.part.36+0x21/0x34 [btrfs] [ 822.424409] [<ffffffff810366f0>] warn_slowpath_null+0x15/0x17 [ 822.424498] [<ffffffffa0263674>] free_extent_state.part.36+0x21/0x34 [btrfs] [ 822.424588] [<ffffffffa0263bc1>] free_extent_state+0x19/0x1b [btrfs] [ 822.424679] [<ffffffffa02653c1>] find_lock_delalloc_range.constprop.46+0xda/0x1a5 [btrfs] [ 822.424810] [<ffffffffa026548a>] ? find_lock_delalloc_range.constprop.46+0x1a3/0x1a5 [btrfs] [ 822.424941] [<ffffffffa0266c31>] __extent_writepage+0x17e/0x5b6 [btrfs] [ 822.425023] [<ffffffff810ac5fc>] ? find_get_pages_tag+0xe9/0x123 [ 822.425112] [<ffffffffa026721f>] extent_write_cache_pages.isra.32.constprop.50+0x1b6/0x2fa [btrfs] [ 822.425236] [<ffffffff810ae4cf>] ? find_get_pages+0xda/0xfb [ 822.425323] [<ffffffffa02582c0>] ? btrfs_invalidatepage+0x4e/0x1c0 [btrfs] [ 822.425406] [<ffffffff811a1e5f>] ? radix_tree_lookup_slot+0xe/0x10 [ 822.425495] [<ffffffffa02675f1>] extent_writepages+0x46/0x57 [btrfs] [ 822.425584] [<ffffffffa025142c>] ? btrfs_fiemap+0x4c/0x4c [btrfs] [ 822.425672] [<ffffffffa025060d>] btrfs_writepages+0x23/0x25 [btrfs] [ 822.425754] [<ffffffff810b56c8>] do_writepages+0x19/0x27 [ 822.425834] [<ffffffff810ad3b1>] __filemap_fdatawrite_range+0x4e/0x50 [ 822.425915] [<ffffffff810adf08>] filemap_fdatawrite_range+0xe/0x10 [ 822.426005] [<ffffffffa0262a79>] btrfs_wait_ordered_range+0x47/0xd7 [btrfs] [ 822.426094] [<ffffffffa0255eb1>] btrfs_truncate+0x46/0x21b [btrfs] [ 822.426183] [<ffffffffa02568e6>] btrfs_setattr+0x196/0x281 [btrfs] [ 822.426265] [<ffffffff81107f85>] notify_change+0x1d5/0x2bf [ 822.426345] [<ffffffff81121c3d>] ? fsnotify+0x259/0x2ae [ 822.426425] [<ffffffff810f0827>] do_truncate+0x60/0x85 [ 822.426505] [<ffffffff810f0b41>] do_sys_ftruncate.constprop.15+0x119/0x12d [ 822.426586] [<ffffffff810f0b77>] SyS_ftruncate+0x9/0xb [ 822.426666] [<ffffffff813865a2>] system_call_fastpath+0x16/0x1b [ 822.426745] ---[ end trace f5a9ac7b520da96b ]--- [ 822.426823] ------------[ cut here ]------------ [ 822.426910] WARNING: CPU: 1 PID: 8115 at fs/btrfs/extent_io.c:219 free_extent_state.part.36+0x21/0x34 [btrfs]() [ 822.427033] Modules linked in: veth ipt_MASQUERADE iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack ip_tables x_tables cpufreq_ondemand cpufreq_conservative cpufreq_powersave cpufreq_stats bridge stp llc ipv6 btrfs xor raid6_pq zlib_deflate loop pcspkr button video i2c_i801 i2c_core acpi_cpufreq freq_table lpc_ich mfd_core ehci_pci ehci_hcd ext4 crc16 jbd2 mbcache raid1 sg sd_mod ahci libahci libata r8169 mii scsi_mod [ 822.428884] CPU: 1 PID: 8115 Comm: rsync Tainted: G W 3.12.0-rc4 #1 [ 822.428965] Hardware name: System manufacturer System Product Name/P8H77-M PRO, BIOS 1101 02/04/2013 [ 822.429088] 0000000000000009 ffff88075ebb3958 ffffffff8138176b 0000000000000006 [ 822.429336] 0000000000000000 ffff88075ebb3998 ffffffff810366c1 ffff88075ebb39d8 [ 822.429585] ffffffffa0263674 ffff8807361cdea0 0000000000001000 0000000000000001 [ 822.429833] Call Trace: [ 822.429910] [<ffffffff8138176b>] dump_stack+0x46/0x58 [ 822.429991] [<ffffffff810366c1>] warn_slowpath_common+0x77/0x91 [ 822.430080] [<ffffffffa0263674>] ? free_extent_state.part.36+0x21/0x34 [btrfs] [ 822.431325] [<ffffffff810366f0>] warn_slowpath_null+0x15/0x17 [ 822.431414] [<ffffffffa0263674>] free_extent_state.part.36+0x21/0x34 [btrfs] [ 822.431505] [<ffffffffa0263bc1>] free_extent_state+0x19/0x1b [btrfs] [ 822.431595] [<ffffffffa02653c1>] find_lock_delalloc_range.constprop.46+0xda/0x1a5 [btrfs] [ 822.431725] [<ffffffffa026548a>] ? find_lock_delalloc_range.constprop.46+0x1a3/0x1a5 [btrfs] [ 822.431857] [<ffffffffa0266c31>] __extent_writepage+0x17e/0x5b6 [btrfs] [ 822.431939] [<ffffffff810ac5fc>] ? find_get_pages_tag+0xe9/0x123 [ 822.432029] [<ffffffffa026721f>] extent_write_cache_pages.isra.32.constprop.50+0x1b6/0x2fa [btrfs] [ 822.432153] [<ffffffff810ae4cf>] ? find_get_pages+0xda/0xfb [ 822.432242] [<ffffffffa02582c0>] ? btrfs_invalidatepage+0x4e/0x1c0 [btrfs] [ 822.432324] [<ffffffff811a1e5f>] ? radix_tree_lookup_slot+0xe/0x10 [ 822.432413] [<ffffffffa02675f1>] extent_writepages+0x46/0x57 [btrfs] [ 822.432502] [<ffffffffa025142c>] ? btrfs_fiemap+0x4c/0x4c [btrfs] [ 822.432590] [<ffffffffa025060d>] btrfs_writepages+0x23/0x25 [btrfs] [ 822.432671] [<ffffffff810b56c8>] do_writepages+0x19/0x27 [ 822.432751] [<ffffffff810ad3b1>] __filemap_fdatawrite_range+0x4e/0x50 [ 822.432832] [<ffffffff810adf08>] filemap_fdatawrite_range+0xe/0x10 [ 822.432922] [<ffffffffa0262a79>] btrfs_wait_ordered_range+0x47/0xd7 [btrfs] [ 822.433011] [<ffffffffa0255eb1>] btrfs_truncate+0x46/0x21b [btrfs] [ 822.433099] [<ffffffffa02568e6>] btrfs_setattr+0x196/0x281 [btrfs] [ 822.433181] [<ffffffff81107f85>] notify_change+0x1d5/0x2bf [ 822.433262] [<ffffffff81121c3d>] ? fsnotify+0x259/0x2ae [ 822.433342] [<ffffffff810f0827>] do_truncate+0x60/0x85 [ 822.433422] [<ffffffff810f0b41>] do_sys_ftruncate.constprop.15+0x119/0x12d [ 822.433504] [<ffffffff810f0b77>] SyS_ftruncate+0x9/0xb [ 822.433584] [<ffffffff813865a2>] system_call_fastpath+0x16/0x1b [ 822.433663] ---[ end trace f5a9ac7b520da96c ]--- [ 822.433742] ------------[ cut here ]------------ [ 822.433830] WARNING: CPU: 1 PID: 8115 at fs/btrfs/extent_io.c:219 free_extent_state.part.36+0x21/0x34 [btrfs]() [ 822.433953] Modules linked in: veth ipt_MASQUERADE iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack ip_tables x_tables cpufreq_ondemand cpufreq_conservative cpufreq_powersave cpufreq_stats bridge stp llc ipv6 btrfs xor raid6_pq zlib_deflate loop pcspkr button video i2c_i801 i2c_core acpi_cpufreq freq_table lpc_ich mfd_core ehci_pci ehci_hcd ext4 crc16 jbd2 mbcache raid1 sg sd_mod ahci libahci libata r8169 mii scsi_mod [ 822.435816] CPU: 1 PID: 8115 Comm: rsync Tainted: G W 3.12.0-rc4 #1 [ 822.435897] Hardware name: System manufacturer System Product Name/P8H77-M PRO, BIOS 1101 02/04/2013 [ 822.436020] 0000000000000009 ffff88075ebb3958 ffffffff8138176b ffff88081fa4d958 [ 822.436268] 0000000000000000 ffff88075ebb3998 ffffffff810366c1 ffff88075ebb39d8 [ 822.436516] ffffffffa0263674 ffff8807361cdea0 0000000008000000 0000000000000001 [ 822.436764] Call Trace: [ 822.436840] [<ffffffff8138176b>] dump_stack+0x46/0x58 [ 822.436920] [<ffffffff810366c1>] warn_slowpath_common+0x77/0x91 [ 822.437010] [<ffffffffa0263674>] ? free_extent_state.part.36+0x21/0x34 [btrfs] [ 822.437132] [<ffffffff810366f0>] warn_slowpath_null+0x15/0x17 [ 822.437220] [<ffffffffa0263674>] free_extent_state.part.36+0x21/0x34 [btrfs] [ 822.437311] [<ffffffffa0263bc1>] free_extent_state+0x19/0x1b [btrfs] [ 822.437400] [<ffffffffa02653c1>] find_lock_delalloc_range.constprop.46+0xda/0x1a5 [btrfs] [ 822.437531] [<ffffffffa026548a>] ? find_lock_delalloc_range.constprop.46+0x1a3/0x1a5 [btrfs] [ 822.437662] [<ffffffffa0266c31>] __extent_writepage+0x17e/0x5b6 [btrfs] [ 822.437744] [<ffffffff810ac5fc>] ? find_get_pages_tag+0xe9/0x123 [ 822.437834] [<ffffffffa026721f>] extent_write_cache_pages.isra.32.constprop.50+0x1b6/0x2fa [btrfs] [ 822.437957] [<ffffffff810ae4cf>] ? find_get_pages+0xda/0xfb [ 822.438045] [<ffffffffa02582c0>] ? btrfs_invalidatepage+0x4e/0x1c0 [btrfs] [ 822.438127] [<ffffffff811a1e5f>] ? radix_tree_lookup_slot+0xe/0x10 [ 822.438216] [<ffffffffa02675f1>] extent_writepages+0x46/0x57 [btrfs] [ 822.438305] [<ffffffffa025142c>] ? btrfs_fiemap+0x4c/0x4c [btrfs] [ 822.438392] [<ffffffffa025060d>] btrfs_writepages+0x23/0x25 [btrfs] [ 822.438474] [<ffffffff810b56c8>] do_writepages+0x19/0x27 [ 822.438553] [<ffffffff810ad3b1>] __filemap_fdatawrite_range+0x4e/0x50 [ 822.438635] [<ffffffff810adf08>] filemap_fdatawrite_range+0xe/0x10 [ 822.438725] [<ffffffffa0262a79>] btrfs_wait_ordered_range+0x47/0xd7 [btrfs] [ 822.438814] [<ffffffffa0255eb1>] btrfs_truncate+0x46/0x21b [btrfs] [ 822.438903] [<ffffffffa02568e6>] btrfs_setattr+0x196/0x281 [btrfs] [ 822.438985] [<ffffffff81107f85>] notify_change+0x1d5/0x2bf [ 822.439065] [<ffffffff81121c3d>] ? fsnotify+0x259/0x2ae [ 822.439145] [<ffffffff810f0827>] do_truncate+0x60/0x85 [ 822.439225] [<ffffffff810f0b41>] do_sys_ftruncate.constprop.15+0x119/0x12d [ 822.439307] [<ffffffff810f0b77>] SyS_ftruncate+0x9/0xb [ 822.439387] [<ffffffff813865a2>] system_call_fastpath+0x16/0x1b [ 822.439466] ---[ end trace f5a9ac7b520da96d ]--- [ 822.439544] ------------[ cut here ]------------ [ 822.439631] WARNING: CPU: 1 PID: 8115 at fs/btrfs/extent_io.c:219 free_extent_state.part.36+0x21/0x34 [btrfs]() [ 822.439754] Modules linked in: veth ipt_MASQUERADE iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack ip_tables x_tables cpufreq_ondemand cpufreq_conservative cpufreq_powersave cpufreq_stats bridge stp llc ipv6 btrfs xor raid6_pq zlib_deflate loop pcspkr button video i2c_i801 i2c_core acpi_cpufreq freq_table lpc_ich mfd_core ehci_pci ehci_hcd ext4 crc16 jbd2 mbcache raid1 sg sd_mod ahci libahci libata r8169 mii scsi_mod [ 822.441605] CPU: 1 PID: 8115 Comm: rsync Tainted: G W 3.12.0-rc4 #1 [ 822.441686] Hardware name: System manufacturer System Product Name/P8H77-M PRO, BIOS 1101 02/04/2013 [ 822.441808] 0000000000000009 ffff88075ebb3958 ffffffff8138176b 0000000000000006 [ 822.442056] 0000000000000000 ffff88075ebb3998 ffffffff810366c1 ffff88075ebb39d8 [ 822.442304] ffffffffa0263674 ffff8807361cdea0 0000000000001000 0000000000000001 [ 822.442553] Call Trace: [ 822.442630] [<ffffffff8138176b>] dump_stack+0x46/0x58 [ 822.442711] [<ffffffff810366c1>] warn_slowpath_common+0x77/0x91 [ 822.442800] [<ffffffffa0263674>] ? free_extent_state.part.36+0x21/0x34 [btrfs] [ 822.442922] [<ffffffff810366f0>] warn_slowpath_null+0x15/0x17 [ 822.443012] [<ffffffffa0263674>] free_extent_state.part.36+0x21/0x34 [btrfs] [ 822.443103] [<ffffffffa0263bc1>] free_extent_state+0x19/0x1b [btrfs] [ 822.443192] [<ffffffffa02653c1>] find_lock_delalloc_range.constprop.46+0xda/0x1a5 [btrfs] [ 822.443323] [<ffffffffa026548a>] ? find_lock_delalloc_range.constprop.46+0x1a3/0x1a5 [btrfs] [ 822.443454] [<ffffffffa0266c31>] __extent_writepage+0x17e/0x5b6 [btrfs] [ 822.443535] [<ffffffff810ac5fc>] ? find_get_pages_tag+0xe9/0x123 [ 822.443625] [<ffffffffa026721f>] extent_write_cache_pages.isra.32.constprop.50+0x1b6/0x2fa [btrfs] [ 822.443749] [<ffffffff810ae4cf>] ? find_get_pages+0xda/0xfb [ 822.443836] [<ffffffffa02582c0>] ? btrfs_invalidatepage+0x4e/0x1c0 [btrfs] [ 822.443918] [<ffffffff811a1e5f>] ? radix_tree_lookup_slot+0xe/0x10 [ 822.444014] [<ffffffffa02675f1>] extent_writepages+0x46/0x57 [btrfs] [ 822.444103] [<ffffffffa025142c>] ? btrfs_fiemap+0x4c/0x4c [btrfs] [ 822.444190] [<ffffffffa025060d>] btrfs_writepages+0x23/0x25 [btrfs] [ 822.444272] [<ffffffff810b56c8>] do_writepages+0x19/0x27 [ 822.444352] [<ffffffff810ad3b1>] __filemap_fdatawrite_range+0x4e/0x50 [ 822.444434] [<ffffffff810adf08>] filemap_fdatawrite_range+0xe/0x10 [ 822.444522] [<ffffffffa0262a79>] btrfs_wait_ordered_range+0x47/0xd7 [btrfs] [ 822.444612] [<ffffffffa0255eb1>] btrfs_truncate+0x46/0x21b [btrfs] [ 822.444701] [<ffffffffa02568e6>] btrfs_setattr+0x196/0x281 [btrfs] [ 822.444782] [<ffffffff81107f85>] notify_change+0x1d5/0x2bf [ 822.444862] [<ffffffff81121c3d>] ? fsnotify+0x259/0x2ae [ 822.444943] [<ffffffff810f0827>] do_truncate+0x60/0x85 [ 822.445023] [<ffffffff810f0b41>] do_sys_ftruncate.constprop.15+0x119/0x12d [ 822.445105] [<ffffffff810f0b77>] SyS_ftruncate+0x9/0xb [ 822.445184] [<ffffffff813865a2>] system_call_fastpath+0x16/0x1b [ 822.445264] ---[ end trace f5a9ac7b520da96e ]--- [ 822.445342] ------------[ cut here ]------------ [ 822.445429] WARNING: CPU: 1 PID: 8115 at fs/btrfs/extent_io.c:219 free_extent_state.part.36+0x21/0x34 [btrfs]() [ 822.445552] Modules linked in: veth ipt_MASQUERADE iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack ip_tables x_tables cpufreq_ondemand cpufreq_conservative cpufreq_powersave cpufreq_stats bridge stp llc ipv6 btrfs xor raid6_pq zlib_deflate loop pcspkr button video i2c_i801 i2c_core acpi_cpufreq freq_table lpc_ich mfd_core ehci_pci ehci_hcd ext4 crc16 jbd2 mbcache raid1 sg sd_mod ahci libahci libata r8169 mii scsi_mod [ 822.447404] CPU: 1 PID: 8115 Comm: rsync Tainted: G W 3.12.0-rc4 #1 [ 822.447485] Hardware name: System manufacturer System Product Name/P8H77-M PRO, BIOS 1101 02/04/2013 [ 822.447607] 0000000000000009 ffff88075ebb3958 ffffffff8138176b 0000000000000006 [ 822.447855] 0000000000000000 ffff88075ebb3998 ffffffff810366c1 ffff88075ebb39d8 [ 822.448103] ffffffffa0263674 ffff8807361cdea0 0000000008000000 0000000000000001 [ 822.448351] Call Trace: [ 822.448428] [<ffffffff8138176b>] dump_stack+0x46/0x58 [ 822.448508] [<ffffffff810366c1>] warn_slowpath_common+0x77/0x91 [ 822.448597] [<ffffffffa0263674>] ? free_extent_state.part.36+0x21/0x34 [btrfs] [ 822.448721] [<ffffffff810366f0>] warn_slowpath_null+0x15/0x17 [ 822.448810] [<ffffffffa0263674>] free_extent_state.part.36+0x21/0x34 [btrfs] [ 822.448898] [<ffffffffa0263bc1>] free_extent_state+0x19/0x1b [btrfs] [ 822.448986] [<ffffffffa02653c1>] find_lock_delalloc_range.constprop.46+0xda/0x1a5 [btrfs] [ 822.449117] [<ffffffffa026548a>] ? find_lock_delalloc_range.constprop.46+0x1a3/0x1a5 [btrfs] [ 822.449248] [<ffffffffa0266c31>] __extent_writepage+0x17e/0x5b6 [btrfs] [ 822.449332] [<ffffffff810ac5fc>] ? find_get_pages_tag+0xe9/0x123 [ 822.449420] [<ffffffffa026721f>] extent_write_cache_pages.isra.32.constprop.50+0x1b6/0x2fa [btrfs] [ 822.449544] [<ffffffff810ae4cf>] ? find_get_pages+0xda/0xfb [ 822.449631] [<ffffffffa02582c0>] ? btrfs_invalidatepage+0x4e/0x1c0 [btrfs] [ 822.449716] [<ffffffff811a1e5f>] ? radix_tree_lookup_slot+0xe/0x10 [ 822.449805] [<ffffffffa02675f1>] extent_writepages+0x46/0x57 [btrfs] [ 822.449893] [<ffffffffa025142c>] ? btrfs_fiemap+0x4c/0x4c [btrfs] [ 822.449981] [<ffffffffa025060d>] btrfs_writepages+0x23/0x25 [btrfs] [ 822.450062] [<ffffffff810b56c8>] do_writepages+0x19/0x27 [ 822.450144] [<ffffffff810ad3b1>] __filemap_fdatawrite_range+0x4e/0x50 [ 822.450225] [<ffffffff810adf08>] filemap_fdatawrite_range+0xe/0x10 [ 822.450313] [<ffffffffa0262a79>] btrfs_wait_ordered_range+0x47/0xd7 [btrfs] [ 822.451531] [<ffffffffa0255eb1>] btrfs_truncate+0x46/0x21b [btrfs] [ 822.451620] [<ffffffffa02568e6>] btrfs_setattr+0x196/0x281 [btrfs] [ 822.451703] [<ffffffff81107f85>] notify_change+0x1d5/0x2bf [ 822.451785] [<ffffffff81121c3d>] ? fsnotify+0x259/0x2ae [ 822.451865] [<ffffffff810f0827>] do_truncate+0x60/0x85 [ 822.451944] [<ffffffff810f0b41>] do_sys_ftruncate.constprop.15+0x119/0x12d [ 822.452026] [<ffffffff810f0b77>] SyS_ftruncate+0x9/0xb [ 822.452106] [<ffffffff813865a2>] system_call_fastpath+0x16/0x1b [ 822.452186] ---[ end trace f5a9ac7b520da96f ]--- [ 847.709074] BUG: soft lockup - CPU#7 stuck for 22s! [kworker/u16:1:6022] [ 847.709076] BUG: soft lockup - CPU#1 stuck for 22s! [rsync:8115] [ 847.709092] Modules linked in: veth ipt_MASQUERADE iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack ip_tables x_tables cpufreq_ondemand cpufreq_conservative cpufreq_powersave cpufreq_stats bridge stp llc ipv6 btrfs xor raid6_pq zlib_deflate loop pcspkr button video i2c_i801 i2c_core acpi_cpufreq freq_table lpc_ich mfd_core ehci_pci ehci_hcd ext4 crc16 jbd2 mbcache raid1 sg sd_mod ahci libahci libata r8169 mii scsi_mod [ 847.709093] CPU: 1 PID: 8115 Comm: rsync Tainted: G W 3.12.0-rc4 #1 [ 847.709094] Hardware name: System manufacturer System Product Name/P8H77-M PRO, BIOS 1101 02/04/2013 [ 847.709095] task: ffff88077c83ae20 ti: ffff88075ebb2000 task.ti: ffff88075ebb2000 [ 847.709099] RIP: 0010:[<ffffffff81385b2a>] [<ffffffff81385b2a>] _raw_spin_lock+0x17/0x21 [ 847.709099] RSP: 0018:ffff88075ebb3968 EFLAGS: 00000297 [ 847.709100] RAX: 000000000000abab RBX: 0000000000000000 RCX: 0000000000001000 [ 847.709100] RDX: 00000000000000ab RSI: ffff88075ebb3a10 RDI: ffff880735f8a4b4 [ 847.709101] RBP: ffff88075ebb3968 R08: ffff88075ebb3a20 R09: ffffea001cd87340 [ 847.709110] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001 [ 847.709110] R13: 0000000000008001 R14: 000ffff8807361cd R15: 0000000000000000 [ 847.709111] FS: 00007ff26b455700(0000) GS:ffff88081fa40000(0000) knlGS:0000000000000000 [ 847.709111] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 847.709112] CR2: 00007fd2aa393f30 CR3: 000000075bd25000 CR4: 00000000001407e0 [ 847.709112] Stack: [ 847.709113] ffff88075ebb39d8 ffffffffa026396e 0000000000000000 ffff88075ebb3a20 [ 847.709114] 0000000000001000 0000000013554000 0000000000000000 ffff8807361cdeb0 [ 847.709115] ffff8807361cdea0 ffff88075ebb3b20 0000000000001000 0000000000000001 [ 847.709115] Call Trace: [ 847.709126] [<ffffffffa026396e>] find_delalloc_range+0x2e/0x12a [btrfs] [ 847.709133] [<ffffffffa026534d>] find_lock_delalloc_range.constprop.46+0x66/0x1a5 [btrfs] [ 847.709138] [<ffffffffa0265488>] ? find_lock_delalloc_range.constprop.46+0x1a1/0x1a5 [btrfs] [ 847.709144] [<ffffffffa0266c31>] __extent_writepage+0x17e/0x5b6 [btrfs] [ 847.709146] [<ffffffff810ac5fc>] ? find_get_pages_tag+0xe9/0x123 [ 847.709151] [<ffffffffa026721f>] extent_write_cache_pages.isra.32.constprop.50+0x1b6/0x2fa [btrfs] [ 847.709152] [<ffffffff810ae4cf>] ? find_get_pages+0xda/0xfb [ 847.709158] [<ffffffffa02582c0>] ? btrfs_invalidatepage+0x4e/0x1c0 [btrfs] [ 847.709160] [<ffffffff811a1e5f>] ? radix_tree_lookup_slot+0xe/0x10 [ 847.709165] [<ffffffffa02675f1>] extent_writepages+0x46/0x57 [btrfs] [ 847.709171] [<ffffffffa025142c>] ? btrfs_fiemap+0x4c/0x4c [btrfs] [ 847.709176] [<ffffffffa025060d>] btrfs_writepages+0x23/0x25 [btrfs] [ 847.709178] [<ffffffff810b56c8>] do_writepages+0x19/0x27 [ 847.709179] [<ffffffff810ad3b1>] __filemap_fdatawrite_range+0x4e/0x50 [ 847.709180] [<ffffffff810adf08>] filemap_fdatawrite_range+0xe/0x10 [ 847.709185] [<ffffffffa0262a79>] btrfs_wait_ordered_range+0x47/0xd7 [btrfs] [ 847.709191] [<ffffffffa0255eb1>] btrfs_truncate+0x46/0x21b [btrfs] [ 847.709196] [<ffffffffa02568e6>] btrfs_setattr+0x196/0x281 [btrfs] [ 847.709198] [<ffffffff81107f85>] notify_change+0x1d5/0x2bf [ 847.709199] [<ffffffff81121c3d>] ? fsnotify+0x259/0x2ae [ 847.709201] [<ffffffff810f0827>] do_truncate+0x60/0x85 [ 847.709202] [<ffffffff810f0b41>] do_sys_ftruncate.constprop.15+0x119/0x12d [ 847.709204] [<ffffffff810f0b77>] SyS_ftruncate+0x9/0xb [ 847.709205] [<ffffffff813865a2>] system_call_fastpath+0x16/0x1b [ 847.709213] Code: 48 8b 7d f8 f0 81 2f 00 00 10 00 74 05 e8 bf 2e e2 ff c9 c3 55 48 89 e5 b8 00 01 00 00 f0 66 0f c1 07 0f b6 d4 38 c2 74 0a 8a 07 <38> d0 74 04 f3 90 eb f6 5d c3 55 48 89 e5 9c 58 fa ba 00 01 00 [ 847.713379] Modules linked in: veth ipt_MASQUERADE iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack ip_tables x_tables cpufreq_ondemand cpufreq_conservative cpufreq_powersave cpufreq_stats bridge stp llc ipv6 btrfs xor raid6_pq zlib_deflate loop pcspkr button video i2c_i801 i2c_core acpi_cpufreq freq_table lpc_ich mfd_core ehci_pci ehci_hcd ext4 crc16 jbd2 mbcache raid1 sg sd_mod ahci libahci libata r8169 mii scsi_mod [ 847.715190] CPU: 7 PID: 6022 Comm: kworker/u16:1 Tainted: G W 3.12.0-rc4 #1 [ 847.715309] Hardware name: System manufacturer System Product Name/P8H77-M PRO, BIOS 1101 02/04/2013 [ 847.715431] Workqueue: writeback bdi_writeback_workfn (flush-btrfs-1) [ 847.715572] task: ffff8807dd069710 ti: ffff88078137e000 task.ti: ffff88078137e000 [ 847.715690] RIP: 0010:[<ffffffffa0263a58>] [<ffffffffa0263a58>] find_delalloc_range+0x118/0x12a [btrfs] [ 847.715849] RSP: 0018:ffff88078137f858 EFLAGS: 00000282 [ 847.715926] RAX: ffff88073e1cde9f RBX: ffffffffa026351d RCX: 0000000008000000 [ 847.716005] RDX: 000077f8dd386160 RSI: 0000000011f40000 RDI: ffff8807361cdeb0 [ 847.716084] RBP: ffff88078137f8b8 R08: ffff88078137f900 R09: 0000000013553637 [ 847.716163] R10: 0000000013553637 R11: 0000000000000000 R12: 0000000000000000 [ 847.716242] R13: ffff880735f8a618 R14: 0000000000000001 R15: 0000000000000002 [ 847.716322] FS: 0000000000000000(0000) GS:ffff88081fbc0000(0000) knlGS:0000000000000000 [ 847.716440] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 847.716518] CR2: ffffffffff600400 CR3: 000000000160b000 CR4: 00000000001407e0 [ 847.716596] Stack: [ 847.716669] 0000000000000000 ffff88078137f900 0000000008000000 0000000013554000 [ 847.716911] 0000000000000000 ffff8807361cdeb0 ffff8807361cdea0 ffff88078137fa00 [ 847.717153] 0000000008000000 0000000000000000 0000000000000000 ffff88078137fa08 [ 847.717395] Call Trace: [ 847.717476] [<ffffffffa026534d>] find_lock_delalloc_range.constprop.46+0x66/0x1a5 [btrfs] [ 847.717600] [<ffffffffa02652e8>] ? find_lock_delalloc_range.constprop.46+0x1/0x1a5 [btrfs] [ 847.717724] [<ffffffffa0266c31>] __extent_writepage+0x17e/0x5b6 [btrfs] [ 847.717804] [<ffffffff8109df22>] ? __delayacct_blkio_end+0x39/0x3b [ 847.717883] [<ffffffff81384a07>] ? io_schedule+0xa5/0xc8 [ 847.717961] [<ffffffff810ac5fc>] ? find_get_pages_tag+0xe9/0x123 [ 847.718043] [<ffffffffa026721f>] extent_write_cache_pages.isra.32.constprop.50+0x1b6/0x2fa [btrfs] [ 847.718168] [<ffffffffa02675f1>] extent_writepages+0x46/0x57 [btrfs] [ 847.718252] [<ffffffffa025142c>] ? btrfs_fiemap+0x4c/0x4c [btrfs] [ 847.718335] [<ffffffffa025060d>] btrfs_writepages+0x23/0x25 [btrfs] [ 847.718414] [<ffffffff810b56c8>] do_writepages+0x19/0x27 [ 847.718491] [<ffffffff8111078c>] __writeback_single_inode+0x3a/0xe4 [ 847.718570] [<ffffffff811115aa>] writeback_sb_inodes+0x1b2/0x2cc [ 847.718648] [<ffffffff81111733>] __writeback_inodes_wb+0x6f/0xb4 [ 847.718727] [<ffffffff81111879>] wb_writeback+0x101/0x190 [ 847.718805] [<ffffffff811068d7>] ? get_nr_inodes+0x3a/0x50 [ 847.718883] [<ffffffff81111b25>] bdi_writeback_workfn+0x14f/0x29f [ 847.718962] [<ffffffff810492bb>] process_one_work+0x1c7/0x2eb [ 847.719040] [<ffffffff81049842>] worker_thread+0x1cd/0x2c4 [ 847.719136] [<ffffffff81049675>] ? rescuer_thread+0x26c/0x26c [ 847.719215] [<ffffffff8104e6d6>] kthread+0xb5/0xbd [ 847.719292] [<ffffffff8104e621>] ? kthread_freezable_should_stop+0x43/0x43 [ 847.719371] [<ffffffff813864fc>] ret_from_fork+0x7c/0xb0 [ 847.719449] [<ffffffff8104e621>] ? kthread_freezable_should_stop+0x43/0x43 [ 847.719528] Code: 2b 4b f0 48 01 ca 48 3b 55 b0 72 11 49 8b 06 48 8b 4d b0 48 8d 44 01 ff 49 89 07 eb 09 48 85 c0 0f 85 56 ff ff ff 41 80 45 2c 01 <48> 83 c4 38 4c 89 e0 5b 41 5c 41 5d 41 5e 41 5f 5d c3 55 48 89 -- Tomasz Chmielewski http://wpkg.org -- Tomasz Chmielewski -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
