From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: ** X-Spam-Status: No, score=2.4 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,HTML_MESSAGE,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C8F42C3815B for ; Mon, 20 Apr 2020 11:15:53 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 73FBA20735 for ; Mon, 20 Apr 2020 11:15:53 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="t+VWFu3F" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 73FBA20735 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 1D5288E0005; Mon, 20 Apr 2020 07:15:53 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 185498E0003; Mon, 20 Apr 2020 07:15:53 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 04C9F8E0005; Mon, 20 Apr 2020 07:15:53 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0247.hostedemail.com [216.40.44.247]) by kanga.kvack.org (Postfix) with ESMTP id DAB1C8E0003 for ; Mon, 20 Apr 2020 07:15:52 -0400 (EDT) Received: from smtpin03.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with ESMTP id 8889A181AEF39 for ; Mon, 20 Apr 2020 11:15:52 +0000 (UTC) X-FDA: 76727978544.03.club52_333ce36755f0e X-HE-Tag: club52_333ce36755f0e X-Filterd-Recvd-Size: 15011 Received: from mail-io1-f52.google.com (mail-io1-f52.google.com [209.85.166.52]) by imf39.hostedemail.com (Postfix) with ESMTP for ; Mon, 20 Apr 2020 11:15:51 +0000 (UTC) Received: by mail-io1-f52.google.com with SMTP id 19so10440472ioz.10 for ; Mon, 20 Apr 2020 04:15:51 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:from:date:message-id:subject:to; bh=ed12VSywXecb5dJ2/WpR+4lIT62XbGusTM2UwpZGc7o=; b=t+VWFu3FPh067Dyn0PVDi4qdfNBr0q3oIN1sTKBFyr41USmSY3Qc6knG3DMzKGr97e gx/JAiXDe+jJbufph7vTDPS8sV+eGUmdYCk1qKLHXpc3hKIOMOZURY7qzUZOxQfpyACc dxf4yRTbe03vD7xxlmOMVrEKv7iwVwn2Ot0za1Li29GCUzowKtwiPu3Rc1LdA6eT8Son Mbp1Jn4K9RNwX1n3Dif5jfuOxAg63LgpsSQuq2XUA23nLLFeIZRDJ1524AMgcaxT2hsJ YfgRhPPumKYG8jeVHn4BDP45sqdFpTCWWnyCQ25sgxpHOpAaGmbtl2342Ug3c9W4EmZ7 gGxg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=ed12VSywXecb5dJ2/WpR+4lIT62XbGusTM2UwpZGc7o=; b=ZR2JxH2zZUU8Fz45lfzYjV8JjRFriaubQLhTwYj1cKJreGhsWx2J1fkitUzOCx2K6C 0gldz6/EDclc6M79MD8fQqKyQLeIXWhejkP+DhoqeN3gEN5Q1Q/p3N5GNBYhUiZvPXZ1 BjHQYjxLsUbOKGU6FTfnpxZXCsXcazX3EAnmh41juBeBlwn5/rQzNYTUxDVs0sFCfioi tbgpQVMmMl9Xc2rstPAR1LKm69Jo4TwAmqJnELQMy2dD5D+fVdJo2GnKqfzmhA/PyeLm a7L+4KtIhuwAqXi85C/N2voHapj9+CFcHDThuml1EL+YHnNSVTPgUQ7CYA17OI+BQXvL WvXw== X-Gm-Message-State: AGi0PuaWYG0fcukgKm/XNFfueWfdDTSAUdPq95uv6u1LZxtT5zB+us8V rJveunof0UAZ1euFKvuCkDz8IE2YHA6cdLlwLmlf3PEvW/I= X-Google-Smtp-Source: APiQypLd0e2NCUG0Bo8ub0SgHJIgU3lFETpKMRYsdic7h1wRxEt1JNoDJyCXzHijXNEQe+2OzKhrbVnNl6ImXAFxaSQ= X-Received: by 2002:a05:6602:2fcd:: with SMTP id v13mr14783478iow.124.1587381350932; Mon, 20 Apr 2020 04:15:50 -0700 (PDT) MIME-Version: 1.0 From: Raymond Jennings Date: Mon, 20 Apr 2020 04:15:15 -0700 Message-ID: Subject: BUG in mm/zswap To: linux-mm@kvack.org Content-Type: multipart/alternative; boundary="0000000000008ba59c05a3b705b7" X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: --0000000000008ba59c05a3b705b7 Content-Type: text/plain; charset="UTF-8" I got a bug check and the guys in #kernelnewbies in oftc told me to email you guys about it, not sure what to do about it 2036206:Apr 20 03:22:51 metalhead kernel: [103376.518888] kernel BUG at mm/zswap.c:1184! 2036207-Apr 20 03:22:51 metalhead kernel: [103376.518893] invalid opcode: 0000 [#1] PREEMPT SMP PTI 2036208-Apr 20 03:22:51 metalhead kernel: [103376.518895] CPU: 5 PID: 2008 Comm: swapoff Not tainted 5.6.5-gentoo-x86_64 #1 2036209-Apr 20 03:22:51 metalhead kernel: [103376.518896] Hardware name: Dell Inc. OptiPlex 7020/02YYK5, BIOS A15 02/02/2018 2036210-Apr 20 03:22:51 metalhead kernel: [103376.518900] RIP: 0010:zswap_frontswap_load+0x238/0x250 2036211-Apr 20 03:22:51 metalhead kernel: [103376.518901] Code: 00 00 e8 bb 04 e5 ff 65 8b 05 3c d3 dc 71 85 c0 0f 85 61 ff ff ff e8 3b 74 db ff e9 57 ff ff ff e8 31 74 db ff e9 35 ff ff ff <0f> 0b e8 25 74 db ff e9 00 ff ff ff e8 37 13 e2 ff 0f 1f 80 00 00 2036212-Apr 20 03:22:51 metalhead kernel: [103376.518902] RSP: 0018:ffffa7ed41f6fb20 EFLAGS: 00010282 2036213-Apr 20 03:22:51 metalhead kernel: [103376.518903] RAX: 0000000080000000 RBX: 00000000ffffffea RCX: 0000000000000000 2036214-Apr 20 03:22:51 metalhead kernel: [103376.518904] RDX: 0000000000000001 RSI: 0000000000000000 RDI: 00000000ffffffff 2036215-Apr 20 03:22:51 metalhead kernel: [103376.518905] RBP: ffff8f37e9eab2a0 R08: ffff8f3a308de780 R09: 0000000000000000 2036216-Apr 20 03:22:51 metalhead kernel: [103376.518905] R10: 0000000000000000 R11: ffffa7ed41f6fb00 R12: ffff8f37bf4e4000 2036217-Apr 20 03:22:51 metalhead kernel: [103376.518906] R13: ffff8f3bf6908d28 R14: ffff8f3bf6908d20 R15: ffff8f3bc7cc5ec8 2036218-Apr 20 03:22:51 metalhead kernel: [103376.518907] FS: 00007fc9c4cf0780(0000) GS:ffff8f3cfda00000(0000) knlGS:0000000000000000 2036219-Apr 20 03:22:51 metalhead kernel: [103376.518908] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 2036220-Apr 20 03:22:51 metalhead kernel: [103376.518909] CR2: 00007f9e8a1d471c CR3: 0000000300754005 CR4: 00000000001606e0 2036221-Apr 20 03:22:51 metalhead kernel: [103376.518909] Call Trace: 2036222-Apr 20 03:22:51 metalhead kernel: [103376.518916] __frontswap_load+0x9c/0xf0 2036223-Apr 20 03:22:51 metalhead kernel: [103376.518918] swap_readpage+0xfb/0x330 2036224-Apr 20 03:22:51 metalhead kernel: [103376.518920] swap_cluster_readahead+0x1da/0x300 2036225-Apr 20 03:22:51 metalhead kernel: [103376.518922] ? 0xffffffff8e000000 2036226-Apr 20 03:22:51 metalhead kernel: [103376.518924] swapin_readahead+0x2e4/0x4a0 2036227-Apr 20 03:22:51 metalhead kernel: [103376.518926] ? put_swap_page+0x106/0x310 2036228-Apr 20 03:22:51 metalhead kernel: [103376.518928] unuse_pte_range+0x167/0x760 2036229-Apr 20 03:22:51 metalhead kernel: [103376.518930] try_to_unuse+0x5a1/0x730 2036230-Apr 20 03:22:51 metalhead kernel: [103376.518932] __do_sys_swapoff+0x1df/0x6d0 2036231-Apr 20 03:22:51 metalhead kernel: [103376.518935] ? exit_to_usermode_loop+0x97/0xf0 2036232-Apr 20 03:22:51 metalhead kernel: [103376.518937] do_syscall_64+0x55/0x1b0 2036233-Apr 20 03:22:51 metalhead kernel: [103376.518942] entry_SYSCALL_64_after_hwframe+0x44/0xa9 2036234-Apr 20 03:22:51 metalhead kernel: [103376.518944] RIP: 0033:0x7fc9c4e25657 2036235-Apr 20 03:22:51 metalhead kernel: [103376.518945] Code: 73 01 c3 48 8b 0d 39 b8 0c 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a8 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 09 b8 0c 00 f7 d8 64 89 01 48 2036236-Apr 20 03:22:51 metalhead kernel: [103376.518946] RSP: 002b:00007ffc715f01e8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a8 2036237-Apr 20 03:22:51 metalhead kernel: [103376.518947] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc9c4e25657 2036238-Apr 20 03:22:51 metalhead kernel: [103376.518948] RDX: 0000000000000001 RSI: 0000000000000003 RDI: 0000557e405007b0 2036239-Apr 20 03:22:51 metalhead kernel: [103376.518948] RBP: 00007ffc715f1442 R08: 0000557e404fe580 R09: 0000000000000001 2036240-Apr 20 03:22:51 metalhead kernel: [103376.518949] R10: 00007fc9c50018e0 R11: 0000000000000206 R12: 0000000000000000 2036241-Apr 20 03:22:51 metalhead kernel: [103376.518949] R13: 0000557e405007b0 R14: 0000000000000000 R15: 0000000000000000 2036242-Apr 20 03:22:51 metalhead kernel: [103376.518951] Modules linked in: z3fold bfq ipt_REJECT nf_reject_ipv4 xt_multiport iptable_filter ip_tables af_packet snd_hda_codec_hdmi i915 i2c_algo_bit drm_kms_helper intel_rapl_msr intel_rapl_common cec uvcvideo x86_pkg_temp_thermal intel_powerclamp snd_hda_codec_generic drm dell_wmi ledtrig_audio videobuf2_vmalloc sparse_keymap iTCO_wdt kvm_intel wmi_bmof videobuf2_memops dell_smbios dell_wmi_descriptor iTCO_vendor_support snd_hda_intel snd_usb_audio drm_panel_orientation_quirks dcdbas snd_usbmidi_lib snd_rawmidi mousedev videobuf2_v4l2 kvm videobuf2_common videodev intel_gtt agpgart snd_seq_device irqbypass input_leds joydev syscopyarea snd_intel_dspcfg sysfillrect sysimgblt fb_sys_fops binfmt_misc crct10dif_pclmul i2c_i801 ghash_clmulni_intel snd_hda_codec i2c_core intel_cstate video wmi snd_hwdep intel_uncore snd_hda_core snd_pcm e1000e intel_rapl_perf snd_timer snd backlight evbug lpc_ich evdev pcspkr soundcore mfd_core coretemp hwmon aesni_intel crypto_simd cryptd glue 2036243-Apr 20 03:22:51 metalhead kernel: helper 2036244-Apr 20 03:22:51 metalhead kernel: [103376.518983] algif_rng algif_aead algif_hash algif_skcipher af_alg crc32c_intel crc32_pclmul crc32_generic configfs overlay squashfs lz4_decompress loop btrfs xor ext4 mbcache jbd2 raid6_pq libcrc32c dm_snapshot dm_mirror dm_region_hash dm_log_userspace dm_log dm_bufio dm_mod firewire_core crc_itu_t hid_generic usbhid ohci_hcd usb_storage hid xhci_plat_hcd xhci_pci xhci_hcd ehci_pci ehci_hcd usbcore usb_common scsi_transport_fc sr_mod cdrom sg sd_mod t10_pi ahci libahci libata scsi_mod 2036245-Apr 20 03:22:51 metalhead kernel: [103376.519004] ---[ end trace 5959740853c6dbd4 ]--- --0000000000008ba59c05a3b705b7 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
I got a bug check and the guys in #kernelnewbies in o= ftc told me to email you guys about it, not sure what to do about it
<= div>
2036206:Apr 20 03:22:51 metalhead kernel: [103376.518888] ker= nel BUG at mm/zswap.c:1184!
2036207-Apr 20 03:22:51 metalhead kernel: [1= 03376.518893] invalid opcode: 0000 [#1] PREEMPT SMP PTI
2036208-Apr 20 0= 3:22:51 metalhead kernel: [103376.518895] CPU: 5 PID: 2008 Comm: swapoff No= t tainted 5.6.5-gentoo-x86_64 #1
2036209-Apr 20 03:22:51 metalhead kerne= l: [103376.518896] Hardware name: Dell Inc. OptiPlex 7020/02YYK5, BIOS A15 = 02/02/2018
2036210-Apr 20 03:22:51 metalhead kernel: [103376.518900] RIP= : 0010:zswap_frontswap_load+0x238/0x250
2036211-Apr 20 03:22:51 metalhea= d kernel: [103376.518901] Code: 00 00 e8 bb 04 e5 ff 65 8b 05 3c d3 dc 71 8= 5 c0 0f 85 61 ff ff ff e8 3b 74 db ff e9 57 ff ff ff e8 31 74 db ff e9 35 f= f ff ff <0f> 0b e8 25 74 db ff e9 00 ff ff ff e8 37 13 e2 ff 0f 1f 80= 00 00
2036212-Apr 20 03:22:51 metalhead kernel: [103376.518902] RSP: 00= 18:ffffa7ed41f6fb20 EFLAGS: 00010282
2036213-Apr 20 03:22:51 metalhead k= ernel: [103376.518903] RAX: 0000000080000000 RBX: 00000000ffffffea RCX: 000= 0000000000000
2036214-Apr 20 03:22:51 metalhead kernel: [103376.518904] = RDX: 0000000000000001 RSI: 0000000000000000 RDI: 00000000ffffffff
203621= 5-Apr 20 03:22:51 metalhead kernel: [103376.518905] RBP: ffff8f37e9eab2a0 R= 08: ffff8f3a308de780 R09: 0000000000000000
2036216-Apr 20 03:22:51 metal= head kernel: [103376.518905] R10: 0000000000000000 R11: ffffa7ed41f6fb00 R1= 2: ffff8f37bf4e4000
2036217-Apr 20 03:22:51 metalhead kernel: [103376.51= 8906] R13: ffff8f3bf6908d28 R14: ffff8f3bf6908d20 R15: ffff8f3bc7cc5ec8
= 2036218-Apr 20 03:22:51 metalhead kernel: [103376.518907] FS: =C2=A000007fc= 9c4cf0780(0000) GS:ffff8f3cfda00000(0000) knlGS:0000000000000000
2036219= -Apr 20 03:22:51 metalhead kernel: [103376.518908] CS: =C2=A00010 DS: 0000 = ES: 0000 CR0: 0000000080050033
2036220-Apr 20 03:22:51 metalhead kernel:= [103376.518909] CR2: 00007f9e8a1d471c CR3: 0000000300754005 CR4: 000000000= 01606e0
2036221-Apr 20 03:22:51 metalhead kernel: [103376.518909] Call T= race:
2036222-Apr 20 03:22:51 metalhead kernel: [103376.518916] =C2=A0__= frontswap_load+0x9c/0xf0
2036223-Apr 20 03:22:51 metalhead kernel: [1033= 76.518918] =C2=A0swap_readpage+0xfb/0x330
2036224-Apr 20 03:22:51 metalh= ead kernel: [103376.518920] =C2=A0swap_cluster_readahead+0x1da/0x300
203= 6225-Apr 20 03:22:51 metalhead kernel: [103376.518922] =C2=A0? 0xffffffff8e= 000000
2036226-Apr 20 03:22:51 metalhead kernel: [103376.518924] =C2=A0s= wapin_readahead+0x2e4/0x4a0
2036227-Apr 20 03:22:51 metalhead kernel: [1= 03376.518926] =C2=A0? put_swap_page+0x106/0x310
2036228-Apr 20 03:22:51 = metalhead kernel: [103376.518928] =C2=A0unuse_pte_range+0x167/0x760
2036= 229-Apr 20 03:22:51 metalhead kernel: [103376.518930] =C2=A0try_to_unuse+0x= 5a1/0x730
2036230-Apr 20 03:22:51 metalhead kernel: [103376.518932] =C2= =A0__do_sys_swapoff+0x1df/0x6d0
2036231-Apr 20 03:22:51 metalhead kernel= : [103376.518935] =C2=A0? exit_to_usermode_loop+0x97/0xf0
2036232-Apr 20= 03:22:51 metalhead kernel: [103376.518937] =C2=A0do_syscall_64+0x55/0x1b0<= br>2036233-Apr 20 03:22:51 metalhead kernel: [103376.518942] =C2=A0entry_SY= SCALL_64_after_hwframe+0x44/0xa9
2036234-Apr 20 03:22:51 metalhead kerne= l: [103376.518944] RIP: 0033:0x7fc9c4e25657
2036235-Apr 20 03:22:51 meta= lhead kernel: [103376.518945] Code: 73 01 c3 48 8b 0d 39 b8 0c 00 f7 d8 64 = 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a8 00 = 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 09 b8 0c 00 f7 d8 6= 4 89 01 48
2036236-Apr 20 03:22:51 metalhead kernel: [103376.518946] RSP= : 002b:00007ffc715f01e8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a8
2036= 237-Apr 20 03:22:51 metalhead kernel: [103376.518947] RAX: ffffffffffffffda= RBX: 0000000000000000 RCX: 00007fc9c4e25657
2036238-Apr 20 03:22:51 met= alhead kernel: [103376.518948] RDX: 0000000000000001 RSI: 0000000000000003 = RDI: 0000557e405007b0
2036239-Apr 20 03:22:51 metalhead kernel: [103376.= 518948] RBP: 00007ffc715f1442 R08: 0000557e404fe580 R09: 00000000000000012036240-Apr 20 03:22:51 metalhead kernel: [103376.518949] R10: 00007fc9c5= 0018e0 R11: 0000000000000206 R12: 0000000000000000
2036241-Apr 20 03:22:= 51 metalhead kernel: [103376.518949] R13: 0000557e405007b0 R14: 00000000000= 00000 R15: 0000000000000000
2036242-Apr 20 03:22:51 metalhead kernel: [1= 03376.518951] Modules linked in: z3fold bfq ipt_REJECT nf_reject_ipv4 xt_mu= ltiport iptable_filter ip_tables af_packet snd_hda_codec_hdmi i915 i2c_algo= _bit drm_kms_helper intel_rapl_msr intel_rapl_common cec uvcvideo x86_pkg_t= emp_thermal intel_powerclamp snd_hda_codec_generic drm dell_wmi ledtrig_aud= io videobuf2_vmalloc sparse_keymap iTCO_wdt kvm_intel wmi_bmof videobuf2_me= mops dell_smbios dell_wmi_descriptor iTCO_vendor_support snd_hda_intel snd_= usb_audio drm_panel_orientation_quirks dcdbas snd_usbmidi_lib snd_rawmidi m= ousedev videobuf2_v4l2 kvm videobuf2_common videodev intel_gtt agpgart snd_= seq_device irqbypass input_leds joydev syscopyarea snd_intel_dspcfg sysfill= rect sysimgblt fb_sys_fops binfmt_misc crct10dif_pclmul i2c_i801 ghash_clmu= lni_intel snd_hda_codec i2c_core intel_cstate video wmi snd_hwdep intel_unc= ore snd_hda_core snd_pcm e1000e intel_rapl_perf snd_timer snd backlight evb= ug lpc_ich evdev pcspkr soundcore mfd_core coretemp hwmon aesni_intel crypt= o_simd cryptd glue
2036243-Apr 20 03:22:51 metalhead kernel: helper
2= 036244-Apr 20 03:22:51 metalhead kernel: [103376.518983] =C2=A0algif_rng al= gif_aead algif_hash algif_skcipher af_alg crc32c_intel crc32_pclmul crc32_g= eneric configfs overlay squashfs lz4_decompress loop btrfs xor ext4 mbcache= jbd2 raid6_pq libcrc32c dm_snapshot dm_mirror dm_region_hash dm_log_usersp= ace dm_log dm_bufio dm_mod firewire_core crc_itu_t hid_generic usbhid ohci_= hcd usb_storage hid xhci_plat_hcd xhci_pci xhci_hcd ehci_pci ehci_hcd usbco= re usb_common scsi_transport_fc sr_mod cdrom sg sd_mod t10_pi ahci libahci = libata scsi_mod
2036245-Apr 20 03:22:51 metalhead kernel: [103376.519004= ] ---[ end trace 5959740853c6dbd4 ]---
--0000000000008ba59c05a3b705b7--