gistfile1.txt

[   40.292030] BUG: soft lockup - CPU#2 stuck for 22s! [mkfs.ext4:161]
[   40.292039] Modules linked in:
[   40.292039] irq event stamp: 108890
[   40.292039] hardirqs last  enabled at (108889): [<ffffffff81745ce0>] restore_args+0x0/0x30
[   40.292039] hardirqs last disabled at (108890): [<ffffffff81745fea>] apic_timer_interrupt+0x6a/0x80
[   40.292039] softirqs last  enabled at (108888): [<ffffffff81053e1c>] __do_softirq+0x20c/0x270
[   40.292039] softirqs last disabled at (108883): [<ffffffff81053ffe>] irq_exit+0x8e/0xb0
[   40.292039] CPU: 2 PID: 161 Comm: mkfs.ext4 Not tainted 3.16.0-rc6-00032-g3dd0de84b6bc #93
[   40.292039] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.292039] task: ffff8800782494d0 ti: ffff880078280000 task.ti: ffff880078280000
[   40.292039] RIP: 0010:[<ffffffff81432f51>]  [<ffffffff81432f51>] prd_make_request+0x4e1/0x5c0
[   40.292039] RSP: 0018:ffff880078283c38  EFLAGS: 00010283
[   40.292039] RAX: 0000000000000000 RBX: ffffffff81745ce0 RCX: 0000000000000197
[   40.292039] RDX: fffffffffffffff8 RSI: 0000000000800000 RDI: ffffc90095585348
[   40.292039] RBP: ffff880078283c88 R08: ffff88007a628200 R09: 0000000000000000
[   40.292039] R10: 0000000000427f08 R11: ffff880079bd7598 R12: ffff880078283ba8
[   40.292039] R13: 0000000000000000 R14: ffff880078280000 R15: ffff8800782494d0
[   40.292039] FS:  00007f27daa1c780(0000) GS:ffff88007b600000(0000) knlGS:0000000000000000
[   40.292039] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
[   40.292039] CR2: 0000000000000000 CR3: 0000000078271000 CR4: 00000000000006e0
[   40.292039] Stack:
[   40.292039]  ffff880078283c88 0000000000000246 ffffffff810f662e ffff8800782494d0
[   40.292039]  0000001082048ea8 ffff88007a628200 ffff8800782494d0 0000000000000000
[   40.292039]  0000000000408000 ffff88007ac18740 ffff880078283cb8 ffffffff81308990
[   40.292039] Call Trace:
[   40.292039]  [<ffffffff810f662e>] ? mempool_alloc+0x5e/0x190
[   40.292039]  [<ffffffff81308990>] generic_make_request+0xd0/0x120
[   40.292039]  [<ffffffff81308a48>] submit_bio+0x68/0x160
[   40.292039]  [<ffffffff81310b77>] blkdev_issue_discard+0x297/0x360
[   40.292039]  [<ffffffff81316c9a>] blkdev_ioctl+0x61a/0x7e0
[   40.292039]  [<ffffffff81084a68>] ? sched_clock_cpu+0x98/0xc0
[   40.292039]  [<ffffffff8119032e>] block_ioctl+0x3e/0x50
[   40.292039]  [<ffffffff8116c8b0>] do_vfs_ioctl+0x2e0/0x500
[   40.292039]  [<ffffffff8117899c>] ? __fget_light+0xfc/0x120
[   40.292039]  [<ffffffff8116cb0c>] SyS_ioctl+0x3c/0x80
[   40.292039]  [<ffffffff817452e2>] tracesys+0xd0/0xd5
[   40.292039] Code: 34 ca 48 8d 7a 08 48 c7 02 00 00 00 00 48 c7 82 f8 0f 00 00 00 00 00 00 48 83 e7 f8 48 29 fa 8d 8a 00 10 00 00 c1 e9 03 49 39 f2 <f3> 48 ab 0f 84 69 ff ff ff 4c 89 d2 49 8b 4b 30 48 c1 ea 03 48