[Freeswitch-users] Kernel error

[David Villasmil]

Hello all,

I got a kernel error today:

kernel: [2145601.469472] INFO: task freeswitch:1589 blocked for more
than 120 seconds.

kernel: [2145601.473832]       Not tainted 3.16.0-7-amd64 #1

kernel: [2145601.476781] "echo 0 >
/proc/sys/kernel/hung_task_timeout_secs" disables this

kernel: [2145601.481780] freeswitch      D ffffffff810a19c6     0
1589      1 0x00000000

kernel: [2145601.486345]  ffff88008e301490 0000000000000086
0000000000014000 ffff8800ea02b

kernel: [2145601.491304]  0000000000014000 ffff88008e301490
ffff8800efc348b0 ffff8800effda

kernel: [2145601.496294]  0000000000000002 ffffffffa00f06f0
ffff8800ea02bb20 ffff8800e9c4c

kernel: [2145601.501373] Call Trace:

kernel: [2145601.503039]  [<ffffffffa00f06f0>] ?
start_this_handle+0x5d0/0x5d0 [jbd2]

kernel: [2145601.507213]  [<ffffffff8153711b>] ? io_schedule+0xab/0x140

kernel: [2145601.510700]  [<ffffffffa00f06fa>] ?
sleep_on_shadow_bh+0xa/0x10 [jbd2]

kernel: [2145601.514798]  [<ffffffff815374ee>] ? __wait_on_bit+0x5e/0x90

kernel: [2145601.518320]  [<ffffffffa00f06f0>] ?
start_this_handle+0x5d0/0x5d0 [jbd2]

kernel: [2145601.522560]  [<ffffffff81537597>] ?
out_of_line_wait_on_bit+0x77/0x90

kernel: [2145601.526611]  [<ffffffff810afa70>] ?
autoremove_wake_function+0x30/0x30

kernel: [2145601.530704]  [<ffffffff811ea9cc>] ? __find_get_block+0xbc/0x260

kernel: [2145601.534503]  [<ffffffffa00f1b75>] ?
do_get_write_access+0x275/0x4e0 [jbd2]

kernel: [2145601.538490]  [<ffffffff811eae56>] ? __getblk_gfp+0x26/0x60

kernel: [2145601.541563]  [<ffffffffa011552b>] ?
ext4_dirty_inode+0x3b/0x60 [ext4]

kernel: [2145601.545135]  [<ffffffffa00f1e02>] ?
jbd2_journal_get_write_access+0x22/0x40 [

kernel: [2145601.549586]  [<ffffffffa013d636>] ?
__ext4_journal_get_write_access+0x36/0x80

kernel: [2145601.554118]  [<ffffffffa0111f80>] ?
ext4_reserve_inode_write+0x60/0x80 [ext4]

kernel: [2145601.558251]  [<ffffffffa0111fdf>] ?
ext4_mark_inode_dirty+0x3f/0x1f0 [ext4]

kernel: [2145601.562161]  [<ffffffffa011552b>] ?
ext4_dirty_inode+0x3b/0x60 [ext4]

kernel: [2145601.565619]  [<ffffffff811e31fc>] ? __mark_inode_dirty+0x16c/0x2c0

kernel: [2145601.569045]  [<ffffffff811d2fa9>] ? update_time+0x89/0xc0

kernel: [2145601.572339]  [<ffffffff811d31a3>] ? file_update_time+0x83/0xd0

kernel: [2145601.575806]  [<ffffffff8114a8b8>] ?
__generic_file_write_iter+0x1b8/0x3c0

kernel: [2145601.579850]  [<ffffffff81536903>] ? __schedule+0x233/0x740

kernel: [2145601.583479]  [<ffffffffa0108d20>] ?
ext4_file_write_iter+0x100/0x3e0 [ext4]

kernel: [2145601.587722]  [<ffffffff81536903>] ? __schedule+0x233/0x740

kernel: [2145601.590891]  [<ffffffff8153690f>] ? __schedule+0x23f/0x740

kernel: [2145601.593958]  [<ffffffff8153690f>] ? __schedule+0x23f/0x740

kernel: [2145601.597353]  [<ffffffff81536903>] ? __schedule+0x233/0x740

kernel: [2145601.599562]  [<ffffffff8153690f>] ? __schedule+0x23f/0x740

kernel: [2145601.601874]  [<ffffffff81536903>] ? __schedule+0x233/0x740

kernel: [2145601.605203]  [<ffffffff8153690f>] ? __schedule+0x23f/0x740

kernel: [2145601.608712]  [<ffffffff81536903>] ? __schedule+0x233/0x740

kernel: [2145601.612189]  [<ffffffff812ca038>] ? timerqueue_add+0x58/0xa0

kernel: [2145601.615786]  [<ffffffff810915b1>] ? enqueue_hrtimer+0x21/0xa0

kernel: [2145601.619516]  [<ffffffff811b751a>] ? new_sync_write+0x7a/0xb0

kernel: [2145601.623227]  [<ffffffff811b7cb5>] ? vfs_write+0xb5/0x1f0

kernel: [2145601.626683]  [<ffffffff811b7bac>] ? vfs_read+0x11c/0x170

kernel: [2145601.630119]  [<ffffffff811b8802>] ? SyS_write+0x42/0xa0

kernel: [2145601.633491]  [<ffffffff8153ae1c>] ?
system_call_fast_compare_end+0x1c/0x21



This is on an AWS ec2 t2 large instance...

Regards,

David Villasmil
email: david.villasmil.work at gmail.com
phone: +34669448337
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