UML kernel failed to start betvee 2.6.8-rc8 and current git sources

Toralf Förster
2008-07-10T14:20:11Z

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Hm,

from v2.6.26-rc8 to v2.6.26-rc9-56-g6329d30 sth. affected UML, b/c my user mode linux kernel produces this :

...
VFS: Mounted root (ext3 filesystem) readonly.
Registers -
0 0x0
1 0x0
2 0x0
3 0x0
4 0x0
5 0x0
6 0x0
7 0x0
8 0x0
9 0x0
10 0x0
11 0x0
12 0x0
13 0x0
14 0x0
15 0x0
16 0x0
Kernel panic - not syncing: do_syscall_stub : PTRACE_SETREGS failed, errno = 5

EIP: 0073:[<b7eef424>] CPU: 0 Not tainted ESP: 007b:bfc0acf0 EFLAGS: 00200246
Not tainted
EAX: 00000000 EBX: 00002e8f ECX: 00000013 EDX: 00002e8f
ESI: 00002e8b EDI: 00000000 EBP: 00000002 DS: 007b ES: 007b
17c6bd00: [<080927c3>] notifier_call_chain+0x43/0x90
17c6bd24: [<0809286e>] atomic_notifier_call_chain+0x2e/0x40
17c6bd3c: [<08078eb6>] panic+0x76/0x110
17c6bd5c: [<0806e4d3>] run_syscall_stub+0x2f3/0x300
17c6bd90: [<0807044d>] write_ldt_entry+0x1ad/0x1c0
17c6bdd8: [<08070c0e>] init_new_ldt+0x18e/0x3d0
17c6bdf0: [<080a55a7>] __alloc_pages_internal+0x87/0x450
17c6be1c: [<0806f105>] start_userspace+0x1a5/0x1f0
17c6be50: [<0805ede1>] init_new_context+0x91/0x140
17c6be6c: [<080c6789>] bprm_mm_init+0x49/0x1c0
17c6be78: [<0806c485>] set_signals+0x25/0x30
17c6be80: [<080be18a>] kmem_cache_alloc+0x4a/0xa0
17c6be98: [<080c7e73>] do_execve+0x83/0x1e0
17c6bebc: [<0805a685>] execve1+0x35/0x60
17c6bedc: [<0805a714>] um_execve+0x14/0x50
17c6bee0: [<080ce4cb>] dupfd+0xfb/0x130
17c6beec: [<0805ce8f>] kernel_execve+0x3f/0x50
17c6bf08: [<0805a302>] run_init_process+0x22/0x30
17c6bf18: [<0805a3c6>] init_post+0xb6/0x100
17c6bf2c: [<080496e1>] kernel_init+0x251/0x2b0
17c6bf54: [<08055400>] tcp_congestion_default+0x0/0x20
17c6bfa4: [<08075b36>] finish_task_switch+0x26/0x80
17c6bfbc: [<0806b0b3>] run_kernel_thread+0x43/0x50
17c6bfd8: [<0806b08f>] run_kernel_thread+0x1f/0x50
17c6bfe4: [<0805be11>] new_thread_handler+0x61/0x90
17c6bfe8: [<08049490>] kernel_init+0x0/0x2b0

Terminated

--
MfG/Sincerely

Toralf Förster
pgp finger print: 7B1A 07F4 EC82 0F90 D4C2 8936 872A E508 7DB6 9DA3

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