Package: src:linux
Version: 4.19.16-1~bpo9+1
Severity: important
Feb 15 08:08:50 lxc008 kernel: INFO: task fbackup main:2330 blocked for more than 120 seconds.
Feb 15 08:08:50 lxc008 kernel: Tainted: G I 4.19.0-0.bpo.2-amd64 #1 Debian 4.19.16-1~bpo9+1
Feb 15 08:08:50 lxc008 kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
Feb 15 08:08:50 lxc008 kernel: fbackup main D 0 2330 1437 0x00000100
Feb 15 08:08:50 lxc008 kernel: Call Trace:
Feb 15 08:08:50 lxc008 kernel: ? __schedule+0x3f5/0x880
Feb 15 08:08:50 lxc008 kernel: ? btrfs_put_transaction+0x22/0x150 [btrfs]
Feb 15 08:08:50 lxc008 kernel: schedule+0x32/0x80
Feb 15 08:08:50 lxc008 kernel: io_schedule+0x12/0x40
Feb 15 08:08:50 lxc008 kernel: wait_on_page_bit+0x116/0x160
Feb 15 08:08:50 lxc008 kernel: ? page_cache_tree_insert+0xe0/0xe0
Feb 15 08:08:50 lxc008 kernel: btrfs_page_mkwrite+0x178/0x510 [btrfs]
Feb 15 08:08:50 lxc008 kernel: do_page_mkwrite+0x30/0x90
Feb 15 08:08:50 lxc008 kernel: do_wp_page+0x1ae/0x5f0
Feb 15 08:08:50 lxc008 kernel: __handle_mm_fault+0x7d5/0x1210
Feb 15 08:08:50 lxc008 kernel: handle_mm_fault+0xfc/0x1f0
Feb 15 08:08:50 lxc008 kernel: __do_page_fault+0x255/0x4f0
Feb 15 08:08:50 lxc008 kernel: ? page_fault+0x8/0x30
Feb 15 08:08:50 lxc008 kernel: page_fault+0x1e/0x30
Feb 15 08:08:50 lxc008 kernel: RIP: 0033:0x5576d96cf184
Feb 15 08:08:50 lxc008 kernel: Code: Bad RIP value.
Feb 15 08:08:50 lxc008 kernel: RSP: 002b:00007fb2e67e4240 EFLAGS: 00010246
Feb 15 08:08:50 lxc008 kernel: RAX: 00000000000091f9 RBX: 00007fb28c057e30 RCX: 00007fb318e522e0
Feb 15 08:08:50 lxc008 kernel: RDX: 00007fb31a5c30c0 RSI: 0000000000000000 RDI: 0000000000000010
Feb 15 08:08:50 lxc008 kernel: RBP: 00005576dbc14720 R08: 00007fb28c0001b8 R09: 0000000000000100
Feb 15 08:08:50 lxc008 kernel: R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000020000
Feb 15 08:08:50 lxc008 kernel: R13: 0000000000000000 R14: 00007fb28c057eb8 R15: 00007fb31a5c3000