kernel msg: ebtables bug: please report to author: Wrong nr. of counters requested kernel msg: ebtables bug: please report to author: Wrong nr. of counters requested kernel msg: ebtables bug: please report to author: Wrong nr. of counters requested kernel msg: ebtables bug: please report to author: Wrong nr. of counters requested kernel msg: ebtables bug: please report to author: Wrong nr. of counters requested Kernel panic - not syncing: corrupted stack end detected inside scheduler CPU: 1 PID: 7 Comm: kworker/u4:0 Not tainted 4.20.0+ #167 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: writeback wb_workfn (flush-8:0) Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1d3/0x2c6 lib/dump_stack.c:113 panic+0x2ad/0x55c kernel/panic.c:188 schedule_debug kernel/sched/core.c:3285 [inline] __schedule+0x1ec6/0x1ed0 kernel/sched/core.c:3394 schedule+0xfe/0x460 kernel/sched/core.c:3516 io_schedule+0x1c/0x70 kernel/sched/core.c:5137 bit_wait_io+0xf/0x90 kernel/sched/wait_bit.c:207 __wait_on_bit+0xb3/0x130 kernel/sched/wait_bit.c:48 out_of_line_wait_on_bit+0x213/0x3c0 kernel/sched/wait_bit.c:63 wait_on_bit_io include/linux/wait_bit.h:101 [inline] __wait_on_buffer+0x71/0x90 fs/buffer.c:118 wait_on_buffer include/linux/buffer_head.h:354 [inline] ext4_wait_block_bitmap+0x138/0x1e0 fs/ext4/balloc.c:507 ext4_read_block_bitmap+0x5c/0x90 fs/ext4/balloc.c:530 ext4_mb_mark_diskspace_used+0x19e/0x10d0 fs/ext4/mballoc.c:2938 ext4_mb_new_blocks+0xea5/0x4840 fs/ext4/mballoc.c:4555 ext4_ext_map_blocks+0x2eef/0x6180 fs/ext4/extents.c:4404 ext4_map_blocks+0x8f7/0x1b60 fs/ext4/inode.c:636 mpage_map_one_extent fs/ext4/inode.c:2480 [inline] mpage_map_and_submit_extent fs/ext4/inode.c:2533 [inline] ext4_writepages+0x2573/0x4180 fs/ext4/inode.c:2884 do_writepages+0x9a/0x1a0 mm/page-writeback.c:2328 __writeback_single_inode+0x20a/0x1660 fs/fs-writeback.c:1316 writeback_sb_inodes+0x71f/0x1210 fs/fs-writeback.c:1580 __writeback_inodes_wb+0x1b9/0x340 fs/fs-writeback.c:1649 wb_writeback+0xa73/0xfc0 fs/fs-writeback.c:1758 wb_check_start_all fs/fs-writeback.c:1882 [inline] wb_do_writeback fs/fs-writeback.c:1908 [inline] wb_workfn+0xee9/0x1790 fs/fs-writeback.c:1942 process_one_work+0xc90/0x1c40 kernel/workqueue.c:2153 worker_thread+0x17f/0x1390 kernel/workqueue.c:2296 kthread+0x35a/0x440 kernel/kthread.c:246 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352 Kernel Offset: disabled Rebooting in 86400 seconds..