On 07/06/09 08:04, Tom Rotenberg wrote:
> Hi,
>
> I have been testing the new 2.6.30 kernel, which comes with the xen
> unstable, and i have found that it causes the 's2ram -f -m' to crash
> with a segmentation fault.
> Here are my test results:
> 1. When booting the 2.6.30 kernel, without Xen, then s2ram works
> perfect (!) (it goes to sleep and returns perfect!)
> 2. When booting the 2.6.30 kernel with Xen, then when i try to run
> 's2ram -f -m', i get the following result:
>
I would not expect s2ram to work at all in a PV guest. What are you
trying to achieve?
J
> dell-e6400:~# s2ram -f -m
> Calling get_mode
> Segmentation fault
>
>
> I am using a Dell e6400 machine.
>
> Can someone please help me with this? Jeremy - do u know why does this
> problem occurs?
>
> If you are interested, here are the results of strace, on that command:
>
> dell-igd:~# strace s2ram -f -m
> execve("/usr/sbin/s2ram", ["s2ram", "-f", "-m"], [/* 18 vars */]) = 0
> brk(0) = 0x20c1000
> mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1,
> 0) = 0x7f65458cd000
> access("/etc/ld.so.nohwcap", F_OK) = -1 ENOENT (No such file or
> directory)
> mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1,
> 0) = 0x7f65458cb000
> access("/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or
> directory)
> open("/etc/ld.so.cache", O_RDONLY) = 3
> fstat(3, {st_mode=S_IFREG|0644, st_size=31573, ...}) = 0
> mmap(NULL, 31573, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7f65458c3000
> close(3) = 0
> access("/etc/ld.so.nohwcap", F_OK) = -1 ENOENT (No such file or
> directory)
> open("/lib/libx86.so.1", O_RDONLY) = 3
> read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0pw\0\0\0\0\0\0@"...,
> 832) = 832
> fstat(3, {st_mode=S_IFREG|0644, st_size=137000, ...}) = 0
> mmap(NULL, 2235424, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3,
> 0) = 0x7f6545491000
> mprotect(0x7f65454b1000, 2093056, PROT_NONE) = 0
> mmap(0x7f65456b0000, 8192, PROT_READ|PROT_WRITE,
> MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1f000) = 0x7f65456b0000
> mmap(0x7f65456b2000, 3104, PROT_READ|PROT_WRITE,
> MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7f65456b2000
> close(3) = 0
> access("/etc/ld.so.nohwcap", F_OK) = -1 ENOENT (No such file or
> directory)
> open("/usr/lib/libpci.so.3", O_RDONLY) = 3
> read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\0\"\0\0\0\0\0\0@"...,
> 832) = 832
> fstat(3, {st_mode=S_IFREG|0644, st_size=42168, ...}) = 0
> mmap(NULL, 2137400, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3,
> 0) = 0x7f6545287000
> mprotect(0x7f6545291000, 2093056, PROT_NONE) = 0
> mmap(0x7f6545490000, 4096, PROT_READ|PROT_WRITE,
> MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x9000) = 0x7f6545490000
> close(3) = 0
> access("/etc/ld.so.nohwcap", F_OK) = -1 ENOENT (No such file or
> directory)
> open("/lib/libc.so.6", O_RDONLY) = 3
> read(3,
> "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\300\342\1\0\0\0\0\0@"...,
> 832) = 832
> fstat(3, {st_mode=S_IFREG|0755, st_size=1375536, ...}) = 0
> mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1,
> 0) = 0x7f65458c2000
> mmap(NULL, 3482232, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3,
> 0) = 0x7f6544f34000
> mprotect(0x7f654507e000, 2093056, PROT_NONE) = 0
> mmap(0x7f654527d000, 20480, PROT_READ|PROT_WRITE,
> MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x149000) = 0x7f654527d000
> mmap(0x7f6545282000, 17016, PROT_READ|PROT_WRITE,
> MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7f6545282000
> close(3) = 0
> access("/etc/ld.so.nohwcap", F_OK) = -1 ENOENT (No such file or
> directory)
> open("/usr/lib/libz.so.1", O_RDONLY) = 3
> read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0@!\0\0\0\0\0\0@"...,
> 832) = 832
> fstat(3, {st_mode=S_IFREG|0644, st_size=93504, ...}) = 0
> mmap(NULL, 2188616, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3,
> 0) = 0x7f6544d1d000
> mprotect(0x7f6544d33000, 2097152, PROT_NONE) = 0
> mmap(0x7f6544f33000, 4096, PROT_READ|PROT_WRITE,
> MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x16000) = 0x7f6544f33000
> close(3) = 0
> access("/etc/ld.so.nohwcap", F_OK) = -1 ENOENT (No such file or
> directory)
> open("/lib/libresolv.so.2", O_RDONLY) = 3
> read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\00003\0\0\0\0\0\0@"...,
> 832) = 832
> fstat(3, {st_mode=S_IFREG|0644, st_size=72568, ...}) = 0
> mmap(NULL, 2177800, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3,
> 0) = 0x7f6544b09000
> mprotect(0x7f6544b19000, 2097152, PROT_NONE) = 0
> mmap(0x7f6544d19000, 8192, PROT_READ|PROT_WRITE,
> MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x10000) = 0x7f6544d19000
> mmap(0x7f6544d1b000, 6920, PROT_READ|PROT_WRITE,
> MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7f6544d1b000
> close(3) = 0
> mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1,
> 0) = 0x7f65458c1000
> mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1,
> 0) = 0x7f65458c0000
> arch_prctl(ARCH_SET_FS, 0x7f65458c06e0) = 0
> mprotect(0x7f654527d000, 12288, PROT_READ) = 0
> munmap(0x7f65458c3000, 31573) = 0
> open("/dev/zero", O_RDWR) = 3
> mmap(0x1000, 655360, PROT_READ|PROT_WRITE|PROT_EXEC,
> MAP_SHARED|MAP_FIXED, 3, 0) = 0x1000
> close(3) = 0
> open("/dev/mem", O_RDWR) = 3
> mmap(NULL, 1282, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_SHARED|MAP_FIXED, 3, 0)
> = 0
> mmap(0xa0000, 393216, PROT_READ|PROT_WRITE|PROT_EXEC,
> MAP_SHARED|MAP_FIXED, 3, 0xa0000) = 0xa0000
> close(3) = 0
> ioperm(0, 0x400, 0x1) = 0
> iopl(0x3) = 0
> brk(0) = 0x20c1000
> brk(0x20e2000) = 0x20e2000
> access("/sys/bus/pci", R_OK) = 0
> fstat(1, {st_mode=S_IFCHR|0600, st_rdev=makedev(136, 0), ...}) = 0
> mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1,
> 0) = 0x7f65458ca000
> write(1, "Calling get_mode\n"..., 17Calling get_mode
> ) = 17
> --- SIGSEGV (Segmentation fault) @ 0 (0) ---
> +++ killed by SIGSEGV +++
>
> Tom
>
>
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