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BUG: soft lockup detected on CPU#0! Pid: 2213, comm: smbiod EIP: 0061:[<f4990f2e>] CPU: 0 EIP is at smbiod+0x116/0x16d [smbfs] EFLAGS: 00000246 Tainted: GF (2.6.16-xen-automount #1) EAX: 00000000 EBX: f4996400 ECX: f2c99f68 EDX: f2c98000 ESI: f2c98000 EDI: c06f5780 EBP: f2c99fb8 DS: 007b ES: 007b CR0: 8005003b CR2: b7f77000 CR3: 326e2000 CR4: 00000640

Hi, another issue I''m seeing with 3.0-rc2 and Xen is that there is an unexpectedly high amount of kernel reserved memory. I suspect that Linux allocates page table entries and corresponding data structures for the whole 6GB areas of the provided ''physical RAM map'' even though it has rather big unusable holes in it. [ 0.000000] BIOS-provided physical RAM map: [

...us 0000:07: resource 4 mem: [0x000000-0xffffffffffffffff] [ 37.265764] initcall pcibios_assign_resources+0x0/0x7d returned 0 after 393750 usecs [ 37.273561] calling sysctl_core_init+0x0/0x28 @ 1 [ 37.278437] initcall sysctl_core_init+0x0/0x28 returned 0 after 23 usecs [ 37.285173] calling inet_init+0x0/0x1c5 @ 1 [ 37.289525] NET: Registered protocol family 2 [ 37.294010] IP route cache hash table entries: 32768 (order: 5, 131072 bytes) [ 37.301316] TCP established hash table entries: 131072 (order: 8, 1048576 bytes) [ 37.308833] TCP bind hash table entries: 65536 (order: 7, 524288 byt...

Looks like the GSO is involved? I got this while running Dom0 only (no guests), with a BOINC/Rosetta@home application running on all 4 cores. changeset: 10649:8e55c5c11475 Build: x86_32p (pae). ------------[ cut here ]------------ kernel BUG at net/core/dev.c:1133! invalid opcode: 0000 [#1] SMP CPU: 0 EIP: 0061:[<c04dceb0>] Not tainted VLI EFLAGS: 00210297 (2.6.16.13-xen

Lots of changes since v2, too much to remember or summarize. Please ignore patch 11/11, it's just for my testing. Rich.