Attachment 144952 Details for Bug 111229 – another kernel, another disasterous unbind attempt

another kernel, another disasterous unbind attempt

kernel-5.19.64-unbind-amdgpu-dmesg (text/plain), 3.22 KB, created by Eugene Shatsky on 2019-08-06 00:14:17 UTC

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Creator: Eugene Shatsky

Created: 2019-08-06 00:14:17 UTC

Size: 3.22 KB

patch

obsolete

>Console: switching to colour dummy device 80x25
>Console: switching to colour frame buffer device 180x56
>[drm] amdgpu: finishing device.
>kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
>BUG: unable to handle kernel paging request at ffff8abac2298920
>PGD 3de001067 P4D 3de001067 PUD 3de005067 PMD 4022d7063 PTE 8000000402298063
>Oops: 0011 [#1] SMP PTI
>CPU: 2 PID: 1454 Comm: sh Tainted: G           O      4.19.63 #1-NixOS
>Hardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./H61M-DGS R2.0, BIOS P1.10 10/01/2013
>RIP: 0010:0xffff8abac2298920
>Code: 5f 6f 62 6a 65 63 74 73 00 00 60 88 29 c2 ba 8a ff ff ff ff ff ff 00 00 00 00 70 6f 6f 6c 5f 6d 61 78 5f 73 69 7a 65 00 00 00 <e0> 88 29 c2 >
>RSP: 0018:ffffac8542863bf0 EFLAGS: 00010246
>RAX: ffff8abac2298920 RBX: 0000000000000000 RCX: 0000000000000001
>RDX: 0000000000000000 RSI: 0000000000001620 RDI: ffff8abac2298a70
>RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000001
>R10: ffff8abab5fb3e80 R11: 00000000f0000000 R12: ffff8abad7a88380
>R13: 0000000000001620 R14: 0000000000000001 R15: 0000000000000000
>FS:  00007f320f2150c0(0000) GS:ffff8abadf500000(0000) knlGS:0000000000000000
>CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>CR2: ffff8abac2298920 CR3: 00000003fdf74001 CR4: 00000000001606e0
>Call Trace:
> ? generic_reg_wait+0x75/0x180 [amdgpu]
> ? dce_abm_immediate_disable+0x46/0x170 [amdgpu]
> ? dce_abm_destroy+0x1d/0x30 [amdgpu]
> ? destruct+0x187/0x1e0 [amdgpu]
> ? dce112_destroy_resource_pool+0x15/0x30 [amdgpu]
> ? dc_destroy_resource_pool+0x30/0x40 [amdgpu]
> ? destruct+0x77/0x140 [amdgpu]
> ? dc_destroy+0x11/0x30 [amdgpu]
> ? dm_hw_fini+0x1e/0x30 [amdgpu]
> ? amdgpu_device_fini+0x1b8/0x4f0 [amdgpu]
> ? amdgpu_driver_unload_kms+0x42/0x90 [amdgpu]
> ? drm_dev_unregister+0x4b/0xe0 [drm]
> ? amdgpu_pci_remove+0x19/0x40 [amdgpu]
> ? pci_device_remove+0x3b/0xb0
> ? device_release_driver_internal+0x185/0x250
> ? unbind_store+0xb4/0x180
> ? kernfs_fop_write+0x105/0x180
> ? __vfs_write+0x36/0x180
> ? common_file_perm+0x4e/0x120
> ? set_close_on_exec+0x30/0x70
> ? security_file_permission+0x2c/0xb0
> ? vfs_write+0xad/0x1a0
> ? ksys_write+0x5a/0xd0
> ? do_syscall_64+0x4e/0x110
> ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
>Modules linked in: amdkfd amd_iommu_v2 amdgpu chash gpu_sched ttm iptable_mangle xt_CHECKSUM ipt_MASQUERADE ipt_REJECT nf_reject_ipv4 bridge stp l>
> aesni_intel aes_x86_64 fb_sys_fops syscopyarea crypto_simd ip6table_filter sysfillrect cryptd ip6_tables snd_hda_intel glue_helper sysimgblt ipta>
>CR2: ffff8abac2298920
>---[ end trace 495c09be37483382 ]---
>RIP: 0010:0xffff8abac2298920
>Code: 5f 6f 62 6a 65 63 74 73 00 00 60 88 29 c2 ba 8a ff ff ff ff ff ff 00 00 00 00 70 6f 6f 6c 5f 6d 61 78 5f 73 69 7a 65 00 00 00 <e0> 88 29 c2 >
>RSP: 0018:ffffac8542863bf0 EFLAGS: 00010246
>RAX: ffff8abac2298920 RBX: 0000000000000000 RCX: 0000000000000001
>RDX: 0000000000000000 RSI: 0000000000001620 RDI: ffff8abac2298a70
>RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000001
>R10: ffff8abab5fb3e80 R11: 00000000f0000000 R12: ffff8abad7a88380
>R13: 0000000000001620 R14: 0000000000000001 R15: 0000000000000000
>FS:  00007f320f2150c0(0000) GS:ffff8abadf500000(0000) knlGS:0000000000000000
>CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>CR2: ffff8abac2298920 CR3: 00000003fdf74001 CR4: 00000000001606e0

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Attachments on bug 111229: 144877 | 144878 | 144879 | 144880 | 144896 | 144907 | 144952

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