Messages in this thread | | | Subject | 2.6.14-rc5 GPF in radeon_cp_init_ring_buffer() | From | Badari Pulavarty <> | Date | Tue, 25 Oct 2005 09:28:02 -0700 |
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Hi,
On my EM64T machine, X gets killed every time due to following GFP. Happens on mainline & -mm kernels. Hasn't annoyed me enough to take a look on why ?
Known issue ?
Thanks, Badari
general protection fault: 0000 [1] SMP CPU 0 Modules linked in: radeon parport_pc lp parport autofs4 sunrpc dm_mirror dm_mod ipv6 uhci_hcd ehci_hcd hw_random i2c_i801 i2c_core floppy Pid: 3668, comm: X Not tainted 2.6.14-rc5 #6 RIP: 0010:[<ffffffff880f98a7>] <ffffffff880f98a7>{:radeon:radeon_cp_init_ring_buffer+311} RSP: 0018:ffff81011c9edd68 EFLAGS: 00010203 RAX: ffff81011bf7c000 RBX: ffff81011d566c00 RCX: ffffc20000104e00 RDX: 0000000000000000 RSI: ffff81011cd6b580 RDI: 000ffffc20000104 RBP: ffff81011cd09000 R08: 0000000006524000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff81011d566c00 R13: ffff81011c9eddb8 R14: ffffffff880fa000 R15: 0000000040786440 FS: 00002aaaaaacb920(0000) GS:ffffffff805b0800(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000006fea48 CR3: 000000011c998000 CR4: 00000000000006e0 Process X (pid: 3668, threadinfo ffff81011c9ec000, task ffff81011cc651c0) Stack: ffff81011cd09000 0000000000000001 ffff81011cd09000 ffffffff880fad58 0000000000009f60 ffffffff8016027f 0000000000704d40 000000000000002c ffff81011c827018 ffff81011c9ede08 Call Trace:<ffffffff880fad58>{:radeon:radeon_cp_init+3416} <ffffffff8016027f>{generic_file_aio_write+143} <ffffffff880fa000>{:radeon:radeon_cp_init+0} <ffffffff802736f5>{drm_ioctl+405} <ffffffff80197f34>{do_ioctl+116} <ffffffff80198212>{vfs_ioctl +690} <ffffffff80183908>{vfs_write+344} <ffffffff801982aa>{sys_ioctl +106} <ffffffff8010dc26>{system_call+126}
Code: 48 8b 14 f8 48 8b 83 30 01 00 00 48 8b 40 18 89 90 0c 07 00 RIP <ffffffff880f98a7>{:radeon:radeon_cp_init_ring_buffer+311} RSP <ffff81011c9edd68> <3>[drm:drm_release] *ERROR* Device busy: 1 0 mtrr: type mismatch for f0000000,1000000 old: write-back new: write- combining mtrr: type mismatch for f0000000,8000000 old: write-back new: write- combining iounmap: bad address ffffc20000373000 mtrr: type mismatch for f0000000,8000000 old: write-back new: write- combining general protection fault: 0000 [2] SMP CPU 1 Modules linked in: radeon parport_pc lp parport autofs4 sunrpc dm_mirror dm_mod ipv6 uhci_hcd ehci_hcd hw_random i2c_i801 i2c_core floppy Pid: 3958, comm: X Not tainted 2.6.14-rc5 #6 RIP: 0010:[<ffffffff880f98a7>] <ffffffff880f98a7>{:radeon:radeon_cp_init_ring_buffer+311} RSP: 0018:ffff81012610fd68 EFLAGS: 00010203 RAX: ffff81011bf7c000 RBX: ffff81011d566c00 RCX: ffffc20000104e00 RDX: 0000000000000000 RSI: ffff81011cd6b480 RDI: 000ffffc20000104 RBP: ffff81011cd09000 R08: 0000000006d2c000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff81011d566c00 R13: ffff81012610fdb8 R14: ffffffff880fa000 R15: 0000000040786440 FS: 00002aaaaaacb920(0000) GS:ffffffff805b0880(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000471153 CR3: 0000000125fbd000 CR4: 00000000000006e0 Process X (pid: 3958, threadinfo ffff81012610e000, task ffff810037d558c0) Stack: ffff81011cd09000 0000000000000001 ffff81011cd09000 ffffffff880fad58 0000000000009e6b ffffffff8016027f 0000000000704d40 000000000000002c 0000000000000292 ffff81012610fe08 Call Trace:<ffffffff880fad58>{:radeon:radeon_cp_init+3416} <ffffffff8016027f>{generic_file_aio_write+143} <ffffffff880fa000>{:radeon:radeon_cp_init+0} <ffffffff802736f5>{drm_ioctl+405} <ffffffff80197f34>{do_ioctl+116} <ffffffff80198212>{vfs_ioctl +690} <ffffffff80183908>{vfs_write+344} <ffffffff801982aa>{sys_ioctl +106} <ffffffff8010dc26>{system_call+126}
Code: 48 8b 14 f8 48 8b 83 30 01 00 00 48 8b 40 18 89 90 0c 07 00 RIP <ffffffff880f98a7>{:radeon:radeon_cp_init_ring_buffer+311} RSP <ffff81012610fd68> <3>[drm:drm_release] *ERROR* Device busy: 1 0 mtrr: type mismatch for f0000000,1000000 old: write-back new: write- combining mtrr: type mismatch for f0000000,8000000 old: write-back new: write- combining iounmap: bad address ffffc20000373000 mtrr: type mismatch for f0000000,8000000 old: write-back new: write- combining general protection fault: 0000 [3] SMP CPU 0 Modules linked in: radeon parport_pc lp parport autofs4 sunrpc dm_mirror dm_mod ipv6 uhci_hcd ehci_hcd hw_random i2c_i801 i2c_core floppy Pid: 4108, comm: X Not tainted 2.6.14-rc5 #6 RIP: 0010:[<ffffffff880f98a7>] <ffffffff880f98a7>{:radeon:radeon_cp_init_ring_buffer+311} RSP: 0018:ffff810123e11d68 EFLAGS: 00010203 RAX: ffff81011bf7c000 RBX: ffff81011d566c00 RCX: ffffc20000104e00 RDX: 0000000000000000 RSI: ffff81011cd6b3c0 RDI: 000ffffc20000104 RBP: ffff81011cd09000 R08: 0000000007534000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff81011d566c00 R13: ffff810123e11db8 R14: ffffffff880fa000 R15: 0000000040786440 FS: 00002aaaaaacb920(0000) GS:ffffffff805b0800(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000471153 CR3: 0000000126dbc000 CR4: 00000000000006e0 Process X (pid: 4108, threadinfo ffff810123e10000, task ffff81011ca45880) Stack: ffff81011cd09000 0000000000000001 ffff81011cd09000 ffffffff880fad58 0000000000009e6b ffffffff8016027f 0000000000704d40 000000000000002c 0000000000000292 ffff810123e11e08 Call Trace:<ffffffff880fad58>{:radeon:radeon_cp_init+3416} <ffffffff8016027f>{generic_file_aio_write+143} <ffffffff880fa000>{:radeon:radeon_cp_init+0} <ffffffff802736f5>{drm_ioctl+405} <ffffffff80197f34>{do_ioctl+116} <ffffffff80198212>{vfs_ioctl +690} <ffffffff80183908>{vfs_write+344} <ffffffff801982aa>{sys_ioctl +106} <ffffffff8010dc26>{system_call+126}
Code: 48 8b 14 f8 48 8b 83 30 01 00 00 48 8b 40 18 89 90 0c 07 00 RIP <ffffffff880f98a7>{:radeon:radeon_cp_init_ring_buffer+311} RSP <ffff810123e11d68> <3>[drm:drm_release] *ERROR* Device busy: 1 0
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