I found the following in my logs:
<-- snip -->
Feb 19 15:46:05 r063144 kernel: smb_get_length: Invalid NBT packet, code=86
Feb 19 15:46:35 r063144 kernel: smb_add_request: request [d5242d40, mid=50934]
timed out!
Feb 19 15:46:35 r063144 kernel: BUG: atomic counter underflow at:
Feb 19 15:46:35 r063144 kernel: [<c0194201>] smb_rput+0x51/0x60
Feb 19 15:46:35 r063144 kernel: [<c018dbf8>] smb_proc_readX+0xe8/0x100
Feb 19 15:46:35 r063144 kernel: [<c01931b2>] smb_readpage_sync+0x92/0x110
Feb 19 15:46:35 r063144 kernel: [<c0193247>] smb_readpage+0x17/0x60
Feb 19 15:46:35 r063144 kernel: [<c01338ec>] read_pages+0xec/0x170
Feb 19 15:46:35 r063144 kernel: [<c0133a5e>]
__do_page_cache_readahead+0xee/0x100
Feb 19 15:46:35 r063144 kernel: [<c0133bf0>]
blockable_page_cache_readahead+0x40/0x60
Feb 19 15:46:35 r063144 kernel: [<c0133e1b>] page_cache_readahead+0x20b/0x280
Feb 19 15:46:35 r063144 kernel: [<c012d4de>]
do_generic_mapping_read+0x3fe/0x720
Feb 19 15:46:35 r063144 kernel: [<c012da75>]
__generic_file_aio_read+0x185/0x200
Feb 19 15:46:35 r063144 kernel: [<c012d800>] file_read_actor+0x0/0xf0
Feb 19 15:46:35 r063144 kernel: [<c012dbfc>] generic_file_read+0x9c/0xc0
Feb 19 15:46:35 r063144 kernel: [<c01230b0>] autoremove_wake_function+0x0/0x50
Feb 19 15:46:35 r063144 kernel: [<c011c201>] do_sigaction+0x131/0x1b0
Feb 19 15:46:35 r063144 kernel: [<c019350f>] smb_file_read+0x3f/0xa0
Feb 19 15:46:35 r063144 kernel: [<c011c548>] sys_rt_sigaction+0x78/0xb0
Feb 19 15:46:35 r063144 kernel: [<c015a4ad>] sys_select+0x36d/0x480
Feb 19 15:46:35 r063144 kernel: [<c0149006>] vfs_read+0x126/0x130
Feb 19 15:46:35 r063144 kernel: [<c0149291>] sys_read+0x41/0x70
Feb 19 15:46:35 r063144 kernel: [<c010238d>] sysenter_past_esp+0x52/0x75
<-- snip -->
This was during a time with multiple active smb connections with heavy
read traffic (approx. 0,8 MByte/s altogether).
cu
Adrian
--
"Is there not promise of rain?" Ling Tan asked suddenly out
of the darkness. There had been need of rain for many days.
"Only a promise," Lao Er said.
Pearl S. Buck - Dragon Seed
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