Still occurring one year later, with new kernel and slightly modified call stack:
[23774.418572] INFO: task pool:25233 blocked for more than 120 seconds. [23774.418582] Not tainted 3.19.0-51-generic #58~14.04.1-Ubuntu [23774.418585] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [23774.418589] pool D ffff88014043b9b8 0 25233 1886 0x00000000 [23774.418598] ffff88014043b9b8 ffff880085b83110 0000000000013e80 ffff88014043bfd8 [23774.418605] 0000000000013e80 ffff8802128aa740 ffff880085b83110 ffff880085b83110 [23774.418611] ffff8801d5685220 ffff8801d5685224 ffff880085b83110 00000000ffffffff [23774.418617] Call Trace: [23774.418633] [<ffffffff817b3a29>] schedule_preempt_disabled+0x29/0x70 [23774.418642] [<ffffffff817b5745>] __mutex_lock_slowpath+0x95/0x100 [23774.418651] [<ffffffff817b57d3>] mutex_lock+0x23/0x37 [23774.418674] [<ffffffffc0b25658>] cifs_reconnect_tcon+0xa8/0x330 [cifs] [23774.418684] [<ffffffff811a5856>] ? handle_mm_fault+0x936/0x10d0 [23774.418700] [<ffffffffc0b2598e>] smb_init+0x2e/0x60 [cifs] [23774.418718] [<ffffffffc0b2beca>] CIFSSMBQPathInfo+0x5a/0x270 [cifs] [23774.418725] [<ffffffff81193d80>] ? zone_statistics+0x80/0xa0 [23774.418751] [<ffffffffc0b53b4f>] cifs_query_path_info+0x6f/0x1b0 [cifs] [23774.418761] [<ffffffffc08deb89>] ? do_expire_wait+0xd9/0x1e0 [autofs4] [23774.418771] [<ffffffff811cef19>] ? kmem_cache_alloc_trace+0x199/0x220 [23774.418793] [<ffffffffc0b43c2c>] ? cifs_get_inode_info+0x30c/0x9a0 [cifs] [23774.418813] [<ffffffffc0b43c8a>] cifs_get_inode_info+0x36a/0x9a0 [cifs] [23774.418821] [<ffffffff811f6dab>] ? lookup_fast+0xbb/0x2c0 [23774.418840] [<ffffffffc0b37bde>] ? build_path_from_dentry+0xae/0x2b0 [cifs] [23774.418857] [<ffffffffc0b37bde>] ? build_path_from_dentry+0xae/0x2b0 [cifs] [23774.418873] [<ffffffffc0b37bde>] ? build_path_from_dentry+0xae/0x2b0 [cifs] [23774.418893] [<ffffffffc0b45f67>] cifs_revalidate_dentry_attr+0x197/0x200 [cifs] [23774.418901] [<ffffffff811fd00f>] ? user_path_at_empty+0x5f/0xa0 [23774.418919] [<ffffffffc0b46087>] cifs_getattr+0x57/0x130 [cifs] [23774.418927] [<ffffffff81347ddb>] ? common_perm_cond+0x2b/0x30 [23774.418933] [<ffffffff811f0cec>] vfs_getattr_nosec+0x2c/0x40 [23774.418938] [<ffffffff811f0dbd>] vfs_getattr+0x2d/0x40 [23774.418944] [<ffffffff811f0e92>] vfs_fstatat+0x62/0xa0 [23774.418949] [<ffffffff811f1362>] SYSC_newlstat+0x22/0x40 [23774.418955] [<ffffffff811fffb5>] ? SyS_getdents+0xd5/0x100 [23774.418960] [<ffffffff811ffc40>] ? fillonedir+0xd0/0xd0 [23774.418966] [<ffffffff811f159e>] SyS_newlstat+0xe/0x10 [23774.418975] [<ffffffff817b788d>] system_call_fastpath+0x16/0x1b -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1424342 Title: CIFS remote shares freeze on resume after suspend To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/cifs-utils/+bug/1424342/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
