<html> <head> <base href="https://bugs.freedesktop.org/" /> </head> <body> <div> <a class="bz_bug_link bz_status_NEW " title="NEW - [KBL] Suspend to disk does work after several iterations" href="https://bugs.freedesktop.org/show_bug.cgi?id=95166#c1">Comment # 1</a> on <a class="bz_bug_link bz_status_NEW " title="NEW - [KBL] Suspend to disk does work after several iterations" href="https://bugs.freedesktop.org/show_bug.cgi?id=95166">bug 95166</a> from <a class="email" href="mailto:christophe.prigent@intel.com" title="cprigent <christophe.prigent@intel.com>"> cprigent</a> <pre>Created <a href="attachment.cgi?id=123303" name="attach_123303" title="logs.jpg">attachment 123303</a> <a href="attachment.cgi?id=123303&action=edit" title="logs.jpg">[details]</a> logs.jpg I launched 50 loops of each test modes of hibernation: Freezer mode: It returned 3 times "write error: Device or resource busy" Apr 27 10:10:42 KBLU1 kernel: [ 693.773538] Freezing user space processes ... Apr 27 10:10:42 KBLU1 kernel: [ 713.776165] Freezing of tasks failed after 20.001 seconds (1 tasks refusing to freeze, wq_busy=0): Apr 27 10:10:42 KBLU1 kernel: [ 713.776323] fstrim D ffff8801ded4faa8 0 3757 3756 0x00080004 Apr 27 10:10:42 KBLU1 kernel: [ 713.776334] ffff8801ded4faa8 00000000fffffffb ffff8801e6373c80 ffff8801dfda1e40 Apr 27 10:10:42 KBLU1 kernel: [ 713.776341] ffff8801ded50000 ffff8801edcd6d00 7fffffffffffffff ffff8801dfda1e40 Apr 27 10:10:42 KBLU1 kernel: [ 713.776347] 0000000016200000 ffff8801ded4fac0 ffffffff81795b25 0000000000000000 Apr 27 10:10:42 KBLU1 kernel: [ 713.776353] Call Trace: Apr 27 10:10:42 KBLU1 kernel: [ 713.776367] [<ffffffff81795b25>] schedule+0x35/0x80 Apr 27 10:10:42 KBLU1 kernel: [ 713.776375] [<ffffffff8179895f>] schedule_timeout+0x1af/0x260 Apr 27 10:10:42 KBLU1 kernel: [ 713.776385] [<ffffffff810ebffc>] ? ktime_get+0x3c/0xb0 Apr 27 10:10:42 KBLU1 kernel: [ 713.776390] [<ffffffff817950a4>] io_schedule_timeout+0xa4/0x110 Apr 27 10:10:42 KBLU1 kernel: [ 713.776397] [<ffffffff81796eb4>] wait_for_completion_io+0xa4/0x110 Apr 27 10:10:42 KBLU1 kernel: [ 713.776403] [<ffffffff810a27e0>] ? wake_up_q+0x70/0x70 Apr 27 10:10:42 KBLU1 kernel: [ 713.776412] [<ffffffff81389d10>] blkdev_issue_discard+0x1e0/0x230 Apr 27 10:10:42 KBLU1 kernel: [ 713.776419] [<ffffffff812bd169>] ext4_trim_fs+0x489/0x9e0 Apr 27 10:10:42 KBLU1 kernel: [ 713.776427] [<ffffffff8128a329>] ext4_ioctl+0xc59/0x1300 Apr 27 10:10:42 KBLU1 kernel: [ 713.776436] [<ffffffff8120ea92>] do_vfs_ioctl+0x92/0x580 Apr 27 10:10:42 KBLU1 kernel: [ 713.776444] [<ffffffff812009f5>] ? SYSC_newfstat+0x25/0x30 Apr 27 10:10:42 KBLU1 kernel: [ 713.776451] [<ffffffff8120eff9>] SyS_ioctl+0x79/0x90 Apr 27 10:10:42 KBLU1 kernel: [ 713.776458] [<ffffffff81003cc9>] do_syscall_64+0x69/0x110 Apr 27 10:10:42 KBLU1 kernel: [ 713.776466] [<ffffffff81799ba5>] entry_SYSCALL64_slow_path+0x25/0x25 Apr 27 10:10:42 KBLU1 kernel: [ 713.776472] Devices, Platform, Processors, Core modes: 50 with success and without error. Then the 1rst normal suspend to disk caused a crashed. I attach "test-mode-of-hibernation_kern.log.tar.gz" and logs.jpg (we see more logs in the screen than in kern.log)</pre> </div> <hr> You are receiving this mail because: <ul> <li>You are the QA Contact for the bug.</li> <li>You are on the CC list for the bug.</li> <li>You are the assignee for the bug.</li> </ul> </body> </html>