)]}'
{
  "commit": "ca509f69dec7fa564005aa7e9fcf0cd46de3f7d6",
  "tree": "75bee6e2186c6864c10e5ab46bab2d967a9fe006",
  "parents": [
    "ef51c97623b94f51e439ac91d2736aab3d1b6594"
  ],
  "author": {
    "name": "Alexey Dobriyan",
    "email": "adobriyan@sw.ru",
    "time": "Tue May 08 00:27:12 2007 -0700"
  },
  "committer": {
    "name": "Linus Torvalds",
    "email": "torvalds@woody.linux-foundation.org",
    "time": "Tue May 08 11:15:05 2007 -0700"
  },
  "message": "Protect tty drivers list with tty_mutex\n\nAdditions and removal from tty_drivers list were just done as well as\niterating on it for /proc/tty/drivers generation.\n\ntesting: modprobe/rmmod loop of simple module which does nothing but\ntty_register_driver() vs cat /proc/tty/drivers loop\n\nBUG: unable to handle kernel paging request at virtual address 6b6b6b6b\n printing eip:\nc01cefa7\n*pde \u003d 00000000\nOops: 0000 [#1]\nPREEMPT\nlast sysfs file: devices/pci0000:00/0000:00:1d.7/usb5/5-0:1.0/bInterfaceProtocol\nModules linked in: ohci_hcd af_packet e1000 ehci_hcd uhci_hcd usbcore xfs\nCPU:    0\nEIP:    0060:[\u003cc01cefa7\u003e]    Not tainted VLI\nEFLAGS: 00010297   (2.6.21-rc4-mm1 #4)\nEIP is at vsnprintf+0x3a4/0x5fc\neax: 6b6b6b6b   ebx: f6cb50f2   ecx: 6b6b6b6b   edx: fffffffe\nesi: c0354700   edi: f6cb6000   ebp: 6b6b6b6b   esp: f31f5e68\nds: 007b   es: 007b   fs: 00d8  gs: 0033  ss: 0068\nProcess cat (pid: 31864, ti\u003df31f4000 task\u003dc1998030 task.ti\u003df31f4000)\nStack: 00000000 c0103f20 c013003a c0103f20 00000000 f6cb50da 0000000a 00000f0e\n       f6cb50f2 00000010 00000014 ffffffff ffffffff 00000007 c0354753 f6cb50f2\n       f73e39dc f73e39dc 00000001 c0175416 f31f5ed8 f31f5ed4 0ee00000 f32090bc\nCall Trace:\n [\u003cc0103f20\u003e] restore_nocheck+0x12/0x15\n [\u003cc013003a\u003e] mark_held_locks+0x6d/0x86\n [\u003cc0103f20\u003e] restore_nocheck+0x12/0x15\n [\u003cc0175416\u003e] seq_printf+0x2e/0x52\n [\u003cc0192895\u003e] show_tty_range+0x35/0x1f3\n [\u003cc0175416\u003e] seq_printf+0x2e/0x52\n [\u003cc0192add\u003e] show_tty_driver+0x8a/0x1d9\n [\u003cc01758f6\u003e] seq_read+0x70/0x2ba\n [\u003cc0175886\u003e] seq_read+0x0/0x2ba\n [\u003cc018d8e6\u003e] proc_reg_read+0x63/0x9f\n [\u003cc015e764\u003e] vfs_read+0x7d/0xb5\n [\u003cc018d883\u003e] proc_reg_read+0x0/0x9f\n [\u003cc015eab1\u003e] sys_read+0x41/0x6a\n [\u003cc0103e4e\u003e] sysenter_past_esp+0x5f/0x99\n \u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\nCode: 00 8b 4d 04 e9 44 ff ff ff 8d 4d 04 89 4c 24 50 8b 6d 00 81 fd ff 0f 00 00 b8 a4 c1 35 c0 0f 46 e8 8b 54 24 2c 89 e9 89 c8 eb 06 \u003c80\u003e 38 00 74 07 40 4a 83 fa ff 75 f4 29 c8 89 c6 8b 44 24 28 89\nEIP: [\u003cc01cefa7\u003e] vsnprintf+0x3a4/0x5fc SS:ESP 0068:f31f5e68\n\nSigned-off-by: Alexey Dobriyan \u003cadobriyan@sw.ru\u003e\nCc: Alan Cox \u003calan@lxorguk.ukuu.org.uk\u003e\nSigned-off-by: Andrew Morton \u003cakpm@linux-foundation.org\u003e\nSigned-off-by: Linus Torvalds \u003ctorvalds@linux-foundation.org\u003e\n",
  "tree_diff": [
    {
      "type": "modify",
      "old_id": "5d405a1bfbe34bd4015f9fb9854ccda5ff2bb2e5",
      "old_mode": 33188,
      "old_path": "drivers/char/tty_io.c",
      "new_id": "7710a6a77d971351cd053c2dc6dbb736383a2204",
      "new_mode": 33188,
      "new_path": "drivers/char/tty_io.c"
    },
    {
      "type": "modify",
      "old_id": "c1bbfbeb035e4e5b72a9eb64a1bdb507496b93ce",
      "old_mode": 33188,
      "old_path": "fs/proc/proc_tty.c",
      "new_id": "b3a473b0a191a41d9b27fab13b9990fdc7c9463f",
      "new_mode": 33188,
      "new_path": "fs/proc/proc_tty.c"
    }
  ]
}