From: Forza <forza@tnonline.net>
To: amd-gfx@lists.freedesktop.org
Subject: amdgpu CFI failure at ttm_bo_vm_fault_reserved with LLVM-21
Date: Sat, 22 Nov 2025 14:28:26 +0100 (GMT+01:00) [thread overview]
Message-ID: <e39d7fe.312e0638.19aabc06e96@tnonline.net> (raw)
Hi,
When compiling kernel 6.12.58 with CFI and using LLVM-21, I see a lot of warnings related to amdgpu.
dmesg shows hundreds of messages like these:
[22467.209770] [T10150] CFI failure at ttm_bo_vm_fault_reserved+0x149/0x460 [ttm] (target: amdgpu_ttm_io_mem_reserve+0x0/0xa0 [amdgpu]; expected type: 0x5c03b537)
[22467.210003] [T10150] WARNING: CPU: 3 PID: 10150 at ttm_bo_vm_fault_reserved+0x149/0x460 [ttm]
[22467.210007] [T10150] Modules linked in: nf_conntrack_netlink nfnetlink_acct vhost_net vhost vhost_iotlb tap tun wireguard nfsd auth_rpcgss nfs_acl lockd grace nfs_localio sunrpc ip6t_REJECT nf_reject_ipv6 ip6table_filter ip6table_nat xt_ecn ip6table_mangle ip6table_raw xt_limit xt_conntrack ipt_REJECT nf_reject_ipv4 iptable_filter xt_nat iptable_nat xt_DSCP xt_multiport xt_owner xt_TCPOPTSTRIP iptable_mangle xt_CT iptable_raw ip_set_bitmap_port ip_set_hash_net ip_set_hash_ip xt_esp ipt_ah nft_xfrm nf_tables nf_nat_pptp nf_conntrack_pptp nf_nat nf_conntrack_sip nf_conntrack_irc nf_conntrack_ftp nf_conntrack_h323 nf_conntrack_netbios_ns nf_conntrack_broadcast nf_conntrack_bridge nf_conntrack nf_defrag_ipv6 ip6_tables ip_tables xt_recent xt_set ip_set nfnetlink nf_defrag_ipv4 nf_socket_ipv4 sch_cake vfat fat amdgpu mfd_core drm_buddy hwmon_vid kvm_amd drm_suballoc_helper drm_exec i2c_algo_bit drm_display_helper gpu_sched amdxcp kvm drm_ttm_helper gigabyte_wmi irqbypass r8169 ttm i2c_piix4 i2c_smbus e1000e video backlight
[22467.210044] [T10150] gpio_amdpt tpm_crb gpio_generic tpm_tis tpm_tis_core 8250 8250_base serial_mctrl_gpio serial_base dm_mirror dm_region_hash dm_log
[22467.210050] [T10150] CPU: 3 UID: 77 PID: 10150 Comm: qemu:alpine-q Tainted: P W 6.12.58-gentoo #4
[22467.210052] [T10150] Tainted: [P]=PROPRIETARY_MODULE, [W]=WARN
[22467.210052] [T10150] Hardware name: Gigabyte Technology Co., Ltd. B450M DS3H/B450M DS3H-CF, BIOS F67g 03/11/2025
[22467.210053] [T10150] RIP: 0010:ttm_bo_vm_fault_reserved+0x149/0x460 [ttm]
[22467.210056] [T10150] Code: 00 75 37 48 83 7e 18 00 75 30 c6 46 28 00 48 8b 45 10 4c 8b 58 48 4d 85 db 74 1f 48 89 ef 41 ba c9 4a fc a3 45 03 53 f1 74 02 <0f> 0b 2e e8 6f 5c 2e c5 85 c0 0f 85 7f 02 00 00 49 8b 45 00 4d 89
[22467.210057] [T10150] RSP: 0000:ffffd2331362bcd8 EFLAGS: 00010296
[22467.210058] [T10150] RAX: ffffffffc0d9a530 RBX: ffff8c4a48383048 RCX: 48bcac0481527e00
[22467.210059] [T10150] RDX: 0000000000000001 RSI: ffff8c4a45971700 RDI: ffff8c4a4420ef40
[22467.210060] [T10150] RBP: ffff8c4a4420ef40 R08: 0000000000000000 R09: 0200000000000000
[22467.210061] [T10150] R10: 00000000cece28b7 R11: ffffffffc0536c00 R12: 00007f1c4fe7a000
[22467.210062] [T10150] R13: ffff8c5127204aa0 R14: ffffd2331362be20 R15: ffff8c4a44200010
[22467.210063] [T10150] FS: 00007f1d97d469c0(0000) GS:ffff8c513e580000(0000) knlGS:0000000000000000
[22467.210064] [T10150] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[22467.210065] [T10150] CR2: 00007f1c4fe7a260 CR3: 00000002bc36a000 CR4: 0000000000b50ef0
[22467.210066] [T10150] Call Trace:
[22467.210066] [T10150] <TASK>
[22467.210068] [T10150] ? srso_alias_return_thunk+0x5/0xfbef5
[22467.210069] [T10150] ? srso_alias_return_thunk+0x5/0xfbef5
[22467.210070] [T10150] ? warn_thunk_thunk+0x1a/0x40
[22467.210072] [T10150] ? __cfi_amdgpu_gem_fault+0x10/0x10 [amdgpu]
[22467.210309] [T10150] amdgpu_gem_fault+0x9d/0x100 [amdgpu]
[22467.210536] [T10150] ? __do_fault+0x13c/0x270
[22467.210538] [T10150] ? handle_mm_fault+0xe31/0x1cd0
[22467.210541] [T10150] ? do_user_addr_fault+0x2fa/0x740
[22467.210543] [T10150] ? exc_page_fault+0x58/0xb0
[22467.210545] [T10150] ? asm_exc_page_fault+0x26/0x30
[22467.210548] [T10150] </TASK>
[22467.210549] [T10150] ---[ end trace 0000000000000000 ]---
[22467.239938] [T10150] CFI failure at __do_fault+0x134/0x270 (target: amdgpu_gem_fault+0x0/0x100 [amdgpu]; expected type: 0x21420ec1)
[22467.240166] [T10150] WARNING: CPU: 5 PID: 10150 at __do_fault+0x134/0x270
[22467.240167] [T10150] Modules linked in: nf_conntrack_netlink nfnetlink_acct vhost_net vhost vhost_iotlb tap tun wireguard nfsd auth_rpcgss nfs_acl lockd grace nfs_localio sunrpc ip6t_REJECT nf_reject_ipv6 ip6table_filter ip6table_nat xt_ecn ip6table_mangle ip6table_raw xt_limit xt_conntrack ipt_REJECT nf_reject_ipv4 iptable_filter xt_nat iptable_nat xt_DSCP xt_multiport xt_owner xt_TCPOPTSTRIP iptable_mangle xt_CT iptable_raw ip_set_bitmap_port ip_set_hash_net ip_set_hash_ip xt_esp ipt_ah nft_xfrm nf_tables nf_nat_pptp nf_conntrack_pptp nf_nat nf_conntrack_sip nf_conntrack_irc nf_conntrack_ftp nf_conntrack_h323 nf_conntrack_netbios_ns nf_conntrack_broadcast nf_conntrack_bridge nf_conntrack nf_defrag_ipv6 ip6_tables ip_tables xt_recent xt_set ip_set nfnetlink nf_defrag_ipv4 nf_socket_ipv4 sch_cake vfat fat amdgpu mfd_core drm_buddy hwmon_vid kvm_amd drm_suballoc_helper drm_exec i2c_algo_bit drm_display_helper gpu_sched amdxcp kvm drm_ttm_helper gigabyte_wmi irqbypass r8169 ttm i2c_piix4 i2c_smbus e1000e video backlight
[22467.240205] [T10150] gpio_amdpt tpm_crb gpio_generic tpm_tis tpm_tis_core 8250 8250_base serial_mctrl_gpio serial_base dm_mirror dm_region_hash dm_log
[22467.240210] [T10150] CPU: 5 UID: 77 PID: 10150 Comm: qemu:alpine-q Tainted: P W 6.12.58-gentoo #4
[22467.240212] [T10150] Tainted: [P]=PROPRIETARY_MODULE, [W]=WARN
[22467.240213] [T10150] Hardware name: Gigabyte Technology Co., Ltd. B450M DS3H/B450M DS3H-CF, BIOS F67g 03/11/2025
[22467.240214] [T10150] RIP: 0010:__do_fault+0x134/0x270
[22467.240215] [T10150] Code: fa e8 f0 fc 0a 00 f7 c5 00 02 00 00 74 01 fb 4c 89 73 68 49 8b 47 70 48 89 df 4c 8b 58 28 41 ba 3f f1 bd de 45 03 53 f1 74 02 <0f> 0b 2e e8 b4 3b 04 01 a9 73 1d 00 00 75 2e 4c 8b 73 50 49 8b 4e
[22467.240216] [T10150] RSP: 0000:ffffd2331362bda8 EFLAGS: 00010213
[22467.240217] [T10150] RAX: ffffffffc1104318 RBX: ffffd2331362be20 RCX: ffffffffc1104318
[22467.240218] [T10150] RDX: 0000000004762300 RSI: ffff8c4a5d88c000 RDI: ffffd2331362be20
[22467.240219] [T10150] RBP: 0000000000000043 R08: 000ffffffffff000 R09: 0200000000000000
[22467.240220] [T10150] R10: 00000000364e5757 R11: ffffffffc05433b0 R12: ffff8c5127204aa0
[22467.240221] [T10150] R13: ffff8c5127204aa0 R14: ffff8c4a4bc08b00 R15: ffff8c5127204aa0
[22467.240222] [T10150] FS: 00007f1d97d469c0(0000) GS:ffff8c513e680000(0000) knlGS:0000000000000000
[22467.240223] [T10150] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[22467.240224] [T10150] CR2: 00007f1c4ffa1000 CR3: 00000002bc36a000 CR4: 0000000000b50ef0
[22467.240225] [T10150] Call Trace:
[22467.240225] [T10150] <TASK>
[22467.240227] [T10150] handle_mm_fault+0xe31/0x1cd0
[22467.240230] [T10150] do_user_addr_fault+0x2fa/0x740
[22467.240232] [T10150] exc_page_fault+0x58/0xb0
[22467.240234] [T10150] asm_exc_page_fault+0x26/0x30
[22467.240236] [T10150] RIP: 0033:0x7f1d99b962ae
[22467.240237] [T10150] Code: c5 fe 6f 7c 16 a0 c5 7e 6f 44 16 80 48 29 ce 48 ff c7 48 01 fe 48 8d 54 11 80 66 90 c5 fe 6f 0e c5 fe 6f 56 20 c5 fe 6f 5e 40 <c5> fe 6f 66 60 48 83 ee 80 c5 fd 7f 0f c5 fd 7f 57 20 c5 fd 7f 5f
[22467.240238] [T10150] RSP: 002b:00007ffe705cfaa8 EFLAGS: 00010206
[22467.240239] [T10150] RAX: 00007f1c4b493d00 RBX: 0000000000001680 RCX: 00007f1c4b493d00
[22467.240240] [T10150] RDX: 00007f1c4b495300 RSI: 00007f1c4ffa0fa0 RDI: 00007f1c4b493ea0
[22467.240241] [T10150] RBP: 00007f1c4b495380 R08: 0000000000000000 R09: 00007f1c74668f18
[22467.240242] [T10150] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000001680
[22467.240243] [T10150] R13: 00007f1c7327a180 R14: 0000000000000384 R15: 0000000000000343
[22467.240245] [T10150] </TASK>
[22467.240245] [T10150] ---[ end trace 0000000000000000 ]---
This is a AMD Ryzen 5600G processor with built in Radeon Graphics.
I did not see such messages using LLVM-20
Thanks,
Forza
reply other threads:[~2025-11-22 13:46 UTC|newest]
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