Boaz Harrosh schrieb:
juergen.kadidlo@exasol.com wrote:
<snip>
  
except for the 2.6.26 which still exits with a panic on startup...

    

BTW: v2.6.26 checkout from Linus git crashes for me too
2.6.27-rc1 is fine (except it has another problem which I'm bisecting now)

here is the BUG_ON trace:
Stub registers -
        0 - 0
        1 - 0
        2 - 0
        3 - 0
        4 - 0
        5 - 0
        6 - 0
        7 - 0
        8 - 0
        9 - 0
        10 - 0
        11 - 0
        12 - 0
        13 - 0
        14 - 0
        15 - ffffffffffffffff
        16 - 0
        17 - 33
        18 - 10216
        19 - 2aaaaaab0f30
        20 - 2b
        21 - 2aaaaaaad910
        22 - 0
        23 - 0
        24 - 0
        25 - 0
        26 - 0
wait_stub_done : failed to wait for SIGTRAP, pid = 1348, n = 1348, errno = 0, status = 0xb7f
Kernel panic - not syncing: Attempted to kill init!

Modules linked in:
Pid: 1, comm: swapper Not tainted 2.6.26
RIP: 0033:[<000000319e430a57>]
RSP: 00007fff26d69cd8  EFLAGS: 00000206
RAX: 0000000000000000 RBX: 000000000000053e RCX: ffffffffffffffff
RDX: 0000000000000000 RSI: 0000000000000013 RDI: 000000000000053e
RBP: 00007fff26d69d00 R08: 0000000000000000 R09: 00007fff26d69d00
R10: 0000000000000000 R11: 0000000000000206 R12: 000000000000053a
R13: 0000000000000004 R14: 00007fff26d6b58c R15: 00007fff26d69fc0
Call Trace:
6fc21778:  [<60013bc1>] panic_exit+0x2f/0x45
6fc21798:  [<600412f5>] notifier_call_chain+0x33/0x5b
6fc217d8:  [<60041326>] __atomic_notifier_call_chain+0x9/0xb
6fc217e8:  [<60041337>] atomic_notifier_call_chain+0xf/0x11
6fc217f8:  [<6002b8a1>] panic+0xe6/0x17d
6fc21818:  [<60053abe>] get_page_from_freelist+0x2a1/0x41f
6fc218b8:  [<6006a144>] kmem_cache_free+0x55/0x5e
6fc218e8:  [<6002eca3>] do_exit+0x6b/0x694
6fc21908:  [<60036bcd>] __dequeue_signal+0x10e/0x172
6fc21958:  [<6002f35c>] do_group_exit+0x90/0xbf
6fc21998:  [<60037c30>] get_signal_to_deliver+0x2ca/0x318
6fc219b8:  [<60026b7f>] wake_up_state+0xb/0xd
6fc219f8:  [<6001202d>] do_signal+0x1f8/0x2ca
6fc21a58:  [<6002023a>] set_signals+0x1c/0x2e
6fc21a78:  [<6003644f>] force_sig_info+0xb0/0xbf
6fc21ae8:  [<60013a26>] fatal_sigsegv+0x28/0x2d
6fc21b08:  [<60022647>] wait_stub_done+0xbd/0xc8
6fc21b48:  [<60021dd0>] do_syscall_stub+0xbb/0x1b6
6fc21b88:  [<60022032>] run_syscall_stub+0xd1/0xdd
6fc21bc8:  [<60023396>] write_ldt_entry+0x111/0x180
6fc21c48:  [<600235e4>] init_new_ldt+0x1df/0x303
6fc21c68:  [<60053cd6>] __alloc_pages_internal+0x9a/0x36e
6fc21cb8:  [<60053fc0>] __alloc_pages+0xb/0xd
6fc21d18:  [<60013fa4>] init_new_context+0xc9/0x10d
6fc21d28:  [<6002ab7b>] mm_alloc+0x4c/0x53
6fc21d58:  [<600711ce>] bprm_mm_init+0x4c/0x168
6fc21da8:  [<60071f6a>] do_execve+0x89/0x1db
6fc21dd8:  [<6000a854>] tcp_congestion_default+0x0/0x10
6fc21df8:  [<60010257>] execve1+0x27/0x42
6fc21e28:  [<600102cf>] um_execve+0xd/0x36
6fc21e38:  [<6006b945>] do_sys_open+0xc9/0xd8
6fc21e48:  [<60012354>] kernel_execve+0x2d/0x38
6fc21e78:  [<6000ff72>] run_init_process+0x1a/0x1c
6fc21e88:  [<60010029>] init_post+0xb5/0xe0
6fc21ea8:  [<60001574>] kernel_init+0x1d8/0x1e9
6fc21f48:  [<6001f309>] run_kernel_thread+0x41/0x4a
6fc21f58:  [<6000139c>] kernel_init+0x0/0x1e9
6fc21f98:  [<6001f2f0>] run_kernel_thread+0x28/0x4a
6fc21fc8:  [<600114be>] new_thread_handler+0x67/0x91

Terminated
  
Just want to mention that the stack trace looks identical here (using the 2.6.26 stable kernel)...
Is there a plan to fix this for the 2.6.26 stable ?

Please forgive me if this is old news and it's already
been reported.

Boaz
  


-- 
Mit freundlichen Grüßen
Jürgen Kadidlo
---
Jürgen Kadidlo (Dipl.Inf.)
Developer
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