Messages in this thread | | | Date | Thu, 17 Aug 2023 05:32:13 +0800 | From | Wei Shuyu <> | Subject | Re: WARNING: at mm/gup.c:1101 __get_user_pages in 6.4.3 |
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On 2023-08-16 14:17, Ilkka Prusi wrote: > Well, this does lead to crash in Xwayland and so you lose the ability > to do anything on the computer (including switching to a virtual > console). > So I'd say this isn't "safe" to ignore even if it does say "warning" > instead or "error". > > And it does repeat every so often. Video playback on a browser seems > to be one way to trigger this often. > Following is on 6.4.10. > > ------------[ cut here ]------------ > WARNING: CPU: 4 PID: 159964 at mm/gup.c:1101 > __get_user_pages+0x539/0x610 > Modules linked in: uinput(E) snd_seq_dummy(E) snd_hrtimer(E) > snd_seq(E) binfmt_misc(E) nls_ascii(E) nls_cp850(E) vfat(E) fat(E) > amdgpu(E) intel_rapl_msr(E) intel_rapl_common(E) iosf_mbi(E) > snd_usb_audio(E) video(E) gpu_sched(E) snd_usbmidi_lib(E) drm_buddy(E) > edac_mce_amd(E) drm_suballoc_helper(E) snd_hda_codec_realtek(E) > kvm_amd(E) drm_display_helper(E) snd_hda_codec_generic(E) > snd_hda_codec_hdmi(E) cec(E) drm_ttm_helper(E) ledtrig_audio(E) > snd_rawmidi(E) kvm(E) snd_seq_device(E) snd_hda_intel(E) > snd_intel_dspcfg(E) ttm(E) mc(E) snd_hda_codec(E) irqbypass(E) > input_leds(E) drm_kms_helper(E) snd_hda_core(E) crct10dif_pclmul(E) > snd_hwdep(E) joydev(E) snd_pcm(E) crc32_pclmul(E) syscopyarea(E) > ghash_clmulni_intel(E) sysfillrect(E) snd_timer(E) sha512_ssse3(E) > sysimgblt(E) sha512_generic(E) k10temp(E) snd(E) sg(E) ccp(E) > rng_core(E) soundcore(E) aesni_intel(E) crypto_simd(E) cryptd(E) > wmi_bmof(E) rapl(E) evdev(E) acpi_cpufreq(E) tiny_power_button(E) > button(E) nfsd(E) auth_rpcgss(E) nfs_acl(E) lockd(E) grace(E) > sunrpc(E) configfs(E) loop(E) fuse(E) dm_mod(E) msr(E) efi_pstore(E) > dmi_sysfs(E) ip_tables(E) x_tables(E) ipv6(E) autofs4(E) efivarfs(E) > raid10(E) raid456(E) async_raid6_recov(E) async_memcpy(E) async_pq(E) > async_xor(E) xor(E) async_tx(E) raid6_pq(E) libcrc32c(E) raid1(E) > raid0(E) multipath(E) linear(E) md_mod(E) hid_playstation(E) > led_class_multicolor(E) ff_memless(E) hid_generic(E) usbhid(E) hid(E) > xhci_pci(E) xhci_hcd(E) sd_mod(E) t10_pi(E) crc32c_intel(E) > i2c_piix4(E) usbcore(E) igb(E) i2c_algo_bit(E) usb_common(E) dca(E) > crc64_rocksoft(E) crc64(E) wmi(E) thermal(E) > CPU: 4 PID: 159964 Comm: chrome_crashpad Tainted: G E > 6.4.10-stable #167 > Hardware name: Gigabyte Technology Co., Ltd. X570 AORUS ELITE/X570 > AORUS ELITE, BIOS F37c 05/12/2022 > RIP: 0010:__get_user_pages+0x539/0x610 > Code: 8b 84 24 c0 00 00 00 48 8d 04 d0 e9 da fd ff ff 48 89 d1 48 f7 > d1 48 21 c1 f7 c1 81 01 00 00 0f 85 58 fe ff ff e9 64 ff ff ff <0f> 0b > e9 2d fd ff ff f6 c3 04 0f 85 54 ff ff ff 49 8b 07 48 8b 0d > RSP: 0018:ffffc900054f7cb8 EFLAGS: 00010202 > RAX: ffff8883567d6f18 RBX: 000000000005000a RCX: 00007ffcdd723fff > RDX: 00007ffcdd724000 RSI: 00007f7855f57000 RDI: ffff8885a93fbb68 > RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000001 > R10: ffff888137013780 R11: 0000000000000000 R12: ffff8881ac570000 > R13: ffffc900054f7dd8 R14: ffff8883567d6f18 R15: 000000000005000a > FS: 00007fcf90f02c80(0000) GS:ffff88881e900000(0000) > knlGS:0000000000000000 > CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 > CR2: 00001b8400464300 CR3: 00000004c78d2000 CR4: 0000000000350ee0 > Call Trace: > <TASK> > ? __warn+0x6b/0xd0 > ? __get_user_pages+0x539/0x610 > ? report_bug+0x144/0x190 > ? handle_bug+0x3c/0x60 > ? exc_invalid_op+0x13/0x60 > ? asm_exc_invalid_op+0x16/0x20 > ? __get_user_pages+0x539/0x610 > ? __get_user_pages+0x7f/0x610 > get_user_pages_remote+0xfd/0x340 > ? mtree_load+0x21/0x1f0 > __access_remote_vm+0x16d/0x370 > mem_rw.isra.0+0x115/0x1d0 > vfs_read+0x95/0x2a0 > ? __fget_files+0x8a/0xc0 > ? lock_release+0x91/0x1a0 > ? lock_acquire.part.0.isra.0+0x47/0x80 > ? __fget_files+0xa2/0xc0 > __x64_sys_pread64+0x6e/0xb0 > do_syscall_64+0x3a/0x80 > entry_SYSCALL_64_after_hwframe+0x46/0xb0 > RIP: 0033:0x7fcf909151e7 > Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f4 f8 ff 4c 8b 54 24 18 48 8b > 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 11 00 00 00 0f 05 <48> 3d > 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 35 f5 f8 ff 48 8b > RSP: 002b:00007ffc8a765460 EFLAGS: 00000293 ORIG_RAX: 0000000000000011 > RAX: ffffffffffffffda RBX: 0000000000001000 RCX: 00007fcf909151e7 > RDX: 0000000000001000 RSI: 00007ffc8a765750 RDI: 0000000000000007 > RBP: 00007ffc8a765600 R08: 0000000000000000 R09: 000056045cb5ade0 > R10: 00007f7855f568a0 R11: 0000000000000293 R12: 00007f7855f568a0 > R13: 00001b840022a100 R14: 00007ffc8a765750 R15: 0000000000001000 > </TASK> > ---[ end trace 0000000000000000 ]--- > > $ scripts/decode_stacktrace.sh vmlinux < ~/crash_20230816 > ------------[ cut here ]------------ > WARNING: CPU: 4 PID: 159964 at mm/gup.c:1101 __get_user_pages > (mm/gup.c:1101 (discriminator 1)) > Modules linked in: uinput(E) snd_seq_dummy(E) snd_hrtimer(E) > snd_seq(E) binfmt_misc(E) nls_ascii(E) nls_cp850(E) vfat(E) fat(E) > amdgpu(E) intel_rapl_msr(E) intel_rapl_common(E) iosf_mbi(E) > snd_usb_audio(E) video(E) gpu_sched(E) snd_usbmidi_lib(E) drm_buddy(E) > edac_mce_amd(E) drm_suballoc_helper(E) snd_hda_codec_realtek(E) > kvm_amd(E) drm_display_helper(E) snd_hda_codec_generic(E) > snd_hda_codec_hdmi(E) cec(E) drm_ttm_helper(E) ledtrig_audio(E) > snd_rawmidi(E) kvm(E) snd_seq_device(E) snd_hda_intel(E) > snd_intel_dspcfg(E) ttm(E) mc(E) snd_hda_codec(E) irqbypass(E) > input_leds(E) drm_kms_helper(E) snd_hda_core(E) crct10dif_pclmul(E) > snd_hwdep(E) joydev(E) snd_pcm(E) crc32_pclmul(E) syscopyarea(E) > ghash_clmulni_intel(E) sysfillrect(E) snd_timer(E) sha512_ssse3(E) > sysimgblt(E) sha512_generic(E) k10temp(E) snd(E) sg(E) ccp(E) > rng_core(E) soundcore(E) aesni_intel(E) crypto_simd(E) cryptd(E) > wmi_bmof(E) rapl(E) evdev(E) acpi_cpufreq(E) tiny_power_button(E) > button(E) nfsd(E) auth_rpcgss(E) nfs_acl(E) lockd(E) grace(E) > sunrpc(E) configfs(E) loop(E) fuse(E) dm_mod(E) msr(E) efi_pstore(E) > dmi_sysfs(E) ip_tables(E) x_tables(E) ipv6(E) autofs4(E) efivarfs(E) > raid10(E) raid456(E) async_raid6_recov(E) async_memcpy(E) async_pq(E) > async_xor(E) xor(E) async_tx(E) raid6_pq(E) libcrc32c(E) raid1(E) > raid0(E) multipath(E) linear(E) md_mod(E) hid_playstation(E) > led_class_multicolor(E) ff_memless(E) hid_generic(E) usbhid(E) hid(E) > xhci_pci(E) xhci_hcd(E) sd_mod(E) t10_pi(E) crc32c_intel(E) > i2c_piix4(E) usbcore(E) igb(E) i2c_algo_bit(E) usb_common(E) dca(E) > crc64_rocksoft(E) crc64(E) wmi(E) thermal(E) > CPU: 4 PID: 159964 Comm: chrome_crashpad Tainted: G E > 6.4.10-stable #167 > Hardware name: Gigabyte Technology Co., Ltd. X570 AORUS ELITE/X570 > AORUS ELITE, BIOS F37c 05/12/2022 > RIP: 0010:__get_user_pages (mm/gup.c:1101 (discriminator 1)) > Code: 8b 84 24 c0 00 00 00 48 8d 04 d0 e9 da fd ff ff 48 89 d1 48 f7 > d1 48 21 c1 f7 c1 81 01 00 00 0f 85 58 fe ff ff e9 64 ff ff ff <0f> 0b > e9 2d fd ff ff f6 c3 04 0f 85 54 ff ff ff 49 8b 07 48 8b 0d > All code > ======== > 0: 8b 84 24 c0 00 00 00 mov 0xc0(%rsp),%eax > 7: 48 8d 04 d0 lea (%rax,%rdx,8),%rax > b: e9 da fd ff ff jmp 0xfffffffffffffdea > 10: 48 89 d1 mov %rdx,%rcx > 13: 48 f7 d1 not %rcx > 16: 48 21 c1 and %rax,%rcx > 19: f7 c1 81 01 00 00 test $0x181,%ecx > 1f: 0f 85 58 fe ff ff jne 0xfffffffffffffe7d > 25: e9 64 ff ff ff jmp 0xffffffffffffff8e > 2a:* 0f 0b ud2 <-- trapping > instruction > 2c: e9 2d fd ff ff jmp 0xfffffffffffffd5e > 31: f6 c3 04 test $0x4,%bl > 34: 0f 85 54 ff ff ff jne 0xffffffffffffff8e > 3a: 49 8b 07 mov (%r15),%rax > 3d: 48 rex.W > 3e: 8b .byte 0x8b > 3f: 0d .byte 0xd > > Code starting with the faulting instruction > =========================================== > 0: 0f 0b ud2 > 2: e9 2d fd ff ff jmp 0xfffffffffffffd34 > 7: f6 c3 04 test $0x4,%bl > a: 0f 85 54 ff ff ff jne 0xffffffffffffff64 > 10: 49 8b 07 mov (%r15),%rax > 13: 48 rex.W > 14: 8b .byte 0x8b > 15: 0d .byte 0xd > RSP: 0018:ffffc900054f7cb8 EFLAGS: 00010202 > RAX: ffff8883567d6f18 RBX: 000000000005000a RCX: 00007ffcdd723fff > RDX: 00007ffcdd724000 RSI: 00007f7855f57000 RDI: ffff8885a93fbb68 > RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000001 > R10: ffff888137013780 R11: 0000000000000000 R12: ffff8881ac570000 > R13: ffffc900054f7dd8 R14: ffff8883567d6f18 R15: 000000000005000a > FS: 00007fcf90f02c80(0000) GS:ffff88881e900000(0000) > knlGS:0000000000000000 > CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 > CR2: 00001b8400464300 CR3: 00000004c78d2000 CR4: 0000000000350ee0 > Call Trace: > <TASK> > ? __warn (kernel/panic.c:673) > ? __get_user_pages (mm/gup.c:1101 (discriminator 1)) > ? report_bug (lib/bug.c:180 lib/bug.c:219) > ? handle_bug (arch/x86/kernel/traps.c:326) > ? exc_invalid_op (arch/x86/kernel/traps.c:347 (discriminator 1)) > ? asm_exc_invalid_op (./arch/x86/include/asm/idtentry.h:568) > ? __get_user_pages (mm/gup.c:1101 (discriminator 1)) > ? __get_user_pages (mm/gup.c:1100) > get_user_pages_remote (mm/gup.c:1391 mm/gup.c:2238) > ? mtree_load (./include/linux/rcupdate.h:327 > ./include/linux/rcupdate.h:773 lib/maple_tree.c:6223) > __access_remote_vm (mm/memory.c:5743) > mem_rw.isra.0 (fs/proc/base.c:867) > vfs_read (fs/read_write.c:468) > ? __fget_files (./include/linux/rcupdate.h:805 fs/file.c:915) > ? lock_release (kernel/locking/lockdep.c:5381 > kernel/locking/lockdep.c:5725) > ? lock_acquire.part.0.isra.0 (kernel/locking/lockdep.c:467 > kernel/locking/lockdep.c:5707) > ? __fget_files (fs/file.c:918) > __x64_sys_pread64 (./include/linux/file.h:44 fs/read_write.c:666 > fs/read_write.c:675 fs/read_write.c:672 fs/read_write.c:672) > do_syscall_64 (arch/x86/entry/common.c:50 arch/x86/entry/common.c:80) > entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:120) > RIP: 0033:0x7fcf909151e7 > Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f4 f8 ff 4c 8b 54 24 18 48 8b > 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 11 00 00 00 0f 05 <48> 3d > 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 35 f5 f8 ff 48 8b > All code > ======== > 0: 08 89 3c 24 48 89 or %cl,-0x76b7dbc4(%rcx) > 6: 4c 24 18 rex.WR and $0x18,%al > 9: e8 e5 f4 f8 ff call 0xfffffffffff8f4f3 > e: 4c 8b 54 24 18 mov 0x18(%rsp),%r10 > 13: 48 8b 54 24 10 mov 0x10(%rsp),%rdx > 18: 41 89 c0 mov %eax,%r8d > 1b: 48 8b 74 24 08 mov 0x8(%rsp),%rsi > 20: 8b 3c 24 mov (%rsp),%edi > 23: b8 11 00 00 00 mov $0x11,%eax > 28: 0f 05 syscall > 2a:* 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax > <-- trapping instruction > 30: 77 31 ja 0x63 > 32: 44 89 c7 mov %r8d,%edi > 35: 48 89 04 24 mov %rax,(%rsp) > 39: e8 35 f5 f8 ff call 0xfffffffffff8f573 > 3e: 48 rex.W > 3f: 8b .byte 0x8b > > Code starting with the faulting instruction > =========================================== > 0: 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax > 6: 77 31 ja 0x39 > 8: 44 89 c7 mov %r8d,%edi > b: 48 89 04 24 mov %rax,(%rsp) > f: e8 35 f5 f8 ff call 0xfffffffffff8f549 > 14: 48 rex.W > 15: 8b .byte 0x8b > RSP: 002b:00007ffc8a765460 EFLAGS: 00000293 ORIG_RAX: 0000000000000011 > RAX: ffffffffffffffda RBX: 0000000000001000 RCX: 00007fcf909151e7 > RDX: 0000000000001000 RSI: 00007ffc8a765750 RDI: 0000000000000007 > RBP: 00007ffc8a765600 R08: 0000000000000000 R09: 000056045cb5ade0 > R10: 00007f7855f568a0 R11: 0000000000000293 R12: 00007f7855f568a0 > R13: 00001b840022a100 R14: 00007ffc8a765750 R15: 0000000000001000 > </TASK> > ---[ end trace 0000000000000000 ]--- >
In your case, it's the gpu driver that caused the chrome crash. Then chrome_crashpad triggered the warning. Fixing this warning won't fix the gpu driver bug.
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