On Mon, 1 Aug 2011 21:10:42 +0400, Vasiliy Kulikov <seg...@openwall.com> wrote: > On Mon, Aug 01, 2011 at 18:01 +0200, Marc Zyngier wrote: >> It also breaks ARM (at least 11MPCore and Cortex A9). >> The same workaround gets the kernel booting again. > > Can you please apply this patch and show the output? > I suppose all numbers will be nonNULL and the last is NULL.
Here you go (sorry about the line wrapping, damned webmail...): Calibrating local timer... 104.99MHz. CPU1: Booted secondary processor CPU1: Unknown IPI message 0x1 CPU2: Booted secondary processor CPU2: Unknown IPI message 0x1 CPU3: Booted secondary processor CPU3: Unknown IPI message 0x1 Brought up 4 CPUs SMP: Total of 4 processors activated (333.41 BogoMIPS). ns = c0447474, ids = c04474d0 ns = c0447474, ids = c04474d0 wait_list = c04474e0 next = (null) Unable to handle kernel NULL pointer dereference at virtual address 00000000 pgd = c0004000 [00000000] *pgd=00000000 Internal error: Oops: 805 [#1] SMP Modules linked in: CPU: 3 Not tainted (3.0.0-next-20110801+ #808) PC is at __down_write_nested+0x88/0xe0 LR is at __down_write_nested+0x18/0xe0 pc : [<c0320090>] lr : [<c0320020>] psr: 60000093 sp : df8d1f68 ip : 00000000 fp : 00000000 r10: 00000000 r9 : 00000000 r8 : c04474dc r7 : c04474d8 r6 : 00000000 r5 : 00000002 r4 : df884380 r3 : df884388 r2 : 00000000 r1 : 60000013 r0 : c04474e0 Flags: nZCv IRQs off FIQs on Mode SVC_32 ISA ARM Segment user Control: 00c5787f Table: 7000400a DAC: 00000015 Process kworker/u:0 (pid: 19, stack limit = 0xdf8d0270) Stack: (0xdf8d1f68 to 0xdf8d2000) 1f60: c04474e0 c031dae0 df884380 00000002 c0447474 c04474d8 1f80: 00000000 00000000 df8b0200 c015d9e4 df884380 00000000 00000000 c002e550 1fa0: 00000000 00000000 df8d0000 00000001 00000000 00000000 00000000 00000000 1fc0: 00000000 df823a00 df8d2000 fffffffe 00000013 00000000 00000000 00000000 1fe0: 00000000 c003eaac df823a00 c003e970 c000f630 c000f630 55555555 55555555 [<c0320090>] (__down_write_nested+0x88/0xe0) from [<c015d9e4>] (exit_shm+0x48/0x8c) [<c015d9e4>] (exit_shm+0x48/0x8c) from [<c002e550>] (do_exit+0x59c/0x750) [<c002e550>] (do_exit+0x59c/0x750) from [<c003eaac>] (____call_usermodehelper+0x13c/0x154) [<c003eaac>] (____call_usermodehelper+0x13c/0x154) from [<c000f630>] (kernel_thread_exit+0x0/0x8) Code: 1afffffa e597c00c e58d0000 e587d00c (e58cd000) ---[ end trace 1b75b31a2719ed1c ]--- Fixing recursive fault but reboot is needed! NET: Registered protocol family 16 ns = c0447474, ids = c04474d0 wait_list = c04474e0 next = (null) ns = c0447474, ids = c04474d0 wait_list = c04474e0 next = (null) ns = c0447474, ids = c04474d0 wait_list = c04474e0 next = (null) wait_list = c04474e0 next = (null) -- Fast, cheap, reliable. Pick two. ------------------------------------------------------------------------------ BlackBerry® DevCon Americas, Oct. 18-20, San Francisco, CA The must-attend event for mobile developers. Connect with experts. Get tools for creating Super Apps. See the latest technologies. Sessions, hands-on labs, demos & much more. Register early & save! http://p.sf.net/sfu/rim-blackberry-1 _______________________________________________ User-mode-linux-devel mailing list User-mode-linux-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/user-mode-linux-devel
