search for: sys_mprotect

Hi, AFAIK, the status of Xen in lenny is currently the following: - no dom0 kernel - domU kernel only for i386 (no domU kernel for amd64) I was told (I don't remember where) that this is because the vanilla kernel only supports domU for i386, and has no dom0 support, so distros have to port the patches to their kernels (please correct me if I'm wrong). However: - etch shipped with dom0

...14464 c200cc80 00000020 00000000 00000000 00000000 Apr 3 12:41:25 sp2 kernel: Call Trace: Apr 3 12:41:25 sp2 kernel: [<c0622f16>] rwsem_down_write_failed+0x126/0x141 Apr 3 12:41:25 sp2 kernel: [<c0439989>] .text.lock.rwsem+0x2b/0x3a Apr 3 12:41:25 sp2 kernel: [<c046aa6a>] sys_mprotect+0xbd/0x1eb Apr 3 12:41:25 sp2 kernel: [<c0404f4b>] syscall_call+0x7/0xb Apr 3 12:41:25 sp2 kernel: ======================= Apr 3 12:41:25 sp2 kernel: INFO: task clamd:15721 blocked for more than 120 seconds. Apr 3 12:41:26 sp2 kernel: "echo 0 > /proc/sys/kernel/hung_task_t...

...00000000 Jul 31 21:24:15 tomcat01 kernel: 000b7f1a 00000000 00000000 de827e34 df616210 de827e00 b7f1b000 df616528 Jul 31 21:24:15 tomcat01 kernel: Call Trace: Jul 31 21:24:15 tomcat01 kernel: [<c02592b4>] mprotect_fixup+0x4b4/0x610 Jul 31 21:24:15 tomcat01 kernel: [<c0259554>] sys_mprotect+0x144/0x1d0 Jul 31 21:24:15 tomcat01 kernel: [<c0206c22>] syscall_call+0x7/0xb Jul 31 21:24:15 tomcat01 kernel: ======================= Jul 31 21:24:15 tomcat01 kernel: Code: 00 83 c3 20 89 54 24 08 89 74 24 04 c7 04 24 48 58 5a c0 89 44 24 0c e8 84 fc 01 00 8b 95 00 0b 00 00 39 d6 72 c3 e9...

...t;c0224dd6>] do_group_exit+0x26/0x90 [<c022d4a7>] get_signal_to_deliver+0x247/0x340 [<c021b8d0>] default_wake_function+0x0/0x10 [<c0206209>] do_notify_resume+0xd9/0x780 [<c0215e2e>] do_page_fault+0x13e/0xa20 [<c023e0ed>] sys_futex+0x9d/0x110 [<c0259510>] sys_mprotect+0x100/0x1d0 [<c0206cfc>] work_notifysig+0x13/0x1b ======================= Code: 8b 46 44 8b 50 08 b8 8f ee 5a c0 e8 12 53 fe ff 8b 46 4c 85 c0 74 14 8b 40 10 85 c0 74 0d 8b 50 2c b8 c0 fd 5a c0 e8 f7 52 fe ff <0f> 0b eb fe 8b 53 0c eb 85 8d b4 26 00 00 00 00 8d bc 27 00 00 EIP: [<c...

...+#include <unistd.h> + +#include "atomicio.h" +#include "log.h" +#include "sandbox.h" +#include "xmalloc.h" + +static const int preauth_policy[] = { + SYS___sysctl, + SYS_close, + SYS_exit, + SYS_getpid, + SYS_gettimeofday, + SYS_madvise, + SYS_mmap, + SYS_mprotect, + SYS_poll, + SYS_munmap, + SYS_read, + SYS_select, + SYS_sigprocmask, + SYS_write, + -1 +}; + +struct ssh_sandbox { + int child_sock; + int parent_sock; + int systrace_fd; + pid_t child_pid; + struct systrace_policy policy; +}; + +struct ssh_sandbox * +ssh_sandbox_init(void) +{ + struct ssh_sandb...