[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] Re: Xen pv kernel (2.6.30) causes s2ram to crash with segmentation fault
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 > > _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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