CPU: 3 PID: 73 Comm: kworker/u10:1 Not tainted 4.13.0-rc6-next-20170824+ #8
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011
Workqueue: writeback wb_workfn (flush-8:0)
Call Trace:
 __dump_stack lib/dump_stack.c:16 [inline]
 dump_stack+0x194/0x257 lib/dump_stack.c:52
 panic+0x1e4/0x41c kernel/panic.c:181
 schedule_debug kernel/sched/core.c:3183 [inline]
 __schedule+0x1ab2/0x2070 kernel/sched/core.c:3292
 schedule+0x108/0x440 kernel/sched/core.c:3430
 __rwsem_down_read_failed_common kernel/locking/rwsem-xadd.c:268 [inline]
 rwsem_down_read_failed+0x3f5/0x6c0 kernel/locking/rwsem-xadd.c:285
 call_rwsem_down_read_failed+0x18/0x30 arch/x86/lib/rwsem.S:94
 __down_read arch/x86/include/asm/rwsem.h:65 [inline]
 down_read+0xa4/0x150 kernel/locking/rwsem.c:25
 i_mmap_lock_read include/linux/fs.h:476 [inline]
 rmap_walk_file+0x766/0xd10 mm/rmap.c:1756
 rmap_walk+0x1c8/0x2e0 mm/rmap.c:1784
 page_referenced+0x6a9/0x970 mm/rmap.c:873
 page_check_references mm/vmscan.c:863 [inline]
 shrink_page_list+0x255e/0x4e20 mm/vmscan.c:1114
 shrink_inactive_list+0x6b2/0x1370 mm/vmscan.c:1802
 shrink_list mm/vmscan.c:2160 [inline]
 shrink_node_memcg+0xa03/0x16b0 mm/vmscan.c:2423
 shrink_node+0x3c0/0xe00 mm/vmscan.c:2615
 shrink_zones mm/vmscan.c:2804 [inline]
 do_try_to_free_pages+0x394/0x1050 mm/vmscan.c:2866
 try_to_free_pages+0x418/0x9c0 mm/vmscan.c:3072
 __perform_reclaim mm/page_alloc.c:3584 [inline]
 __alloc_pages_direct_reclaim mm/page_alloc.c:3605 [inline]
 __alloc_pages_slowpath+0xbf1/0x2ee0 mm/page_alloc.c:4014
 __alloc_pages_nodemask+0x9f7/0xd80 mm/page_alloc.c:4213
 alloc_pages_current+0xb6/0x1e0 mm/mempolicy.c:2035
 alloc_pages include/linux/gfp.h:505 [inline]
 depot_save_stack+0x3e7/0x490 lib/stackdepot.c:247
 save_stack+0xa3/0xd0 mm/kasan/kasan.c:453
 set_track mm/kasan/kasan.c:459 [inline]
 kasan_kmalloc+0xad/0xe0 mm/kasan/kasan.c:551
 kasan_slab_alloc+0x12/0x20 mm/kasan/kasan.c:489
 slab_post_alloc_hook mm/slab.h:444 [inline]
 slab_alloc mm/slab.c:3397 [inline]
 kmem_cache_alloc+0x11b/0x760 mm/slab.c:3559
 kmem_cache_zalloc include/linux/slab.h:656 [inline]
 ext4_init_io_end+0x8e/0x200 fs/ext4/page-io.c:252
 ext4_writepages+0x132a/0x3c30 fs/ext4/inode.c:2839
 do_writepages+0xff/0x170 mm/page-writeback.c:2357
 __writeback_single_inode+0x1b4/0x1250 fs/fs-writeback.c:1319
 writeback_sb_inodes+0x6a0/0x1180 fs/fs-writeback.c:1583
 __writeback_inodes_wb+0x19b/0x2f0 fs/fs-writeback.c:1652
 wb_writeback+0x8d3/0xdb0 fs/fs-writeback.c:1761
 wb_do_writeback fs/fs-writeback.c:1891 [inline]
 wb_workfn+0x2a7/0x1340 fs/fs-writeback.c:1927
 process_one_work+0xbfd/0x1be0 kernel/workqueue.c:2098
 worker_thread+0x223/0x1860 kernel/workqueue.c:2233
 kthread+0x39c/0x470 kernel/kthread.c:231
 ret_from_fork+0x2a/0x40 arch/x86/entry/entry_64.S:431
Dumping ftrace buffer:
   (ftrace buffer empty)
Kernel Offset: disabled
Rebooting in 86400 seconds..