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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1A240C433F5 for ; Fri, 5 Nov 2021 22:52:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E81A061039 for ; Fri, 5 Nov 2021 22:52:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232958AbhKEWz0 (ORCPT ); Fri, 5 Nov 2021 18:55:26 -0400 Received: from mail-il1-f206.google.com ([209.85.166.206]:46943 "EHLO mail-il1-f206.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230076AbhKEWzG (ORCPT ); Fri, 5 Nov 2021 18:55:06 -0400 Received: by mail-il1-f206.google.com with SMTP id a5-20020a92c545000000b0026b54ead1b1so6945103ilj.13 for ; Fri, 05 Nov 2021 15:52:26 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:date:message-id:subject:from:to; bh=D6vw50snD/d6vQarAM8qqXWKFCIgsahx4AepWsVyToQ=; b=ONeuf3bu3nMi+lsbyE5MR2MGw3D3rUfU3tI0Dyd2Z6Qm8JalcR70l5oEQNgzDkcygq OqkQ5hhYukKYvlL0p/gGTco7esp/R+6o2pIXxoWNKO1C9eO5uIjCd+pFdURk8vgEN+Y3 h7em7pegHLARL98Ibs7PRBsb/WaLHW6KOXbP25Y+nrGIpJ+2iJskOS9NWIeiY0d9k1hB SBnJ/YePyHoiFCqCHt0vl268hDmF/6CxjMle+4MFNvZsl+TYecb6pbhslvQH4PLHfyP2 qKyToq8fKNudNB43wfRvRTuFjDwzdfo9E8uHJtaOshrpd74gKPOB5wF8TPIET+aVHrev 5pbA== X-Gm-Message-State: AOAM531ySE3B2WBln19fK2e30vwn+49z0nhW2CXqGTBzghNVwLiRLrEx s0t7Jt8F7iTLDKditVqk9IhAmSMof4hh0OKgvJMlsOcarJ4h X-Google-Smtp-Source: ABdhPJwhWx8SmYwLeTZJBNR8VBEcP/2BmqT9ECcsmvAqg339Wv/R/n1Y9HErEsayUg6eKWAQv0Mb9m2jRY6P4Hl9K0Zq5tPTlagm MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1c87:: with SMTP id w7mr30716757ill.244.1636152746324; Fri, 05 Nov 2021 15:52:26 -0700 (PDT) Date: Fri, 05 Nov 2021 15:52:26 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000003e37cb05d0127f04@google.com> Subject: [syzbot] upstream boot error: WARNING in vtime_user_enter From: syzbot To: frederic@kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, syzbot found the following issue on: HEAD commit: fe91c4725aee Merge tag 'scsi-misc' of git://git.kernel.org.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=12651382b00000 kernel config: https://syzkaller.appspot.com/x/.config?x=788cf6fa2a42d474 dashboard link: https://syzkaller.appspot.com/bug?extid=7535c916093a64efc0d2 compiler: arm-linux-gnueabi-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.1 userspace arch: arm IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+7535c916093a64efc0d2@syzkaller.appspotmail.com Registered RDS/tcp transport NET: Registered PF_SMC protocol family 9pnet: Installing 9P2000 support Key type dns_resolver registered Key type ceph registered libceph: loaded (mon/osd proto 15/24) NET: Registered PF_VSOCK protocol family Registering SWP/SWPB emulation handler registered taskstats version 1 Loading compiled-in X.509 certificates Loaded X.509 cert 'Build time autogenerated kernel key: f850c787ad998c396ae089c083b940ff0a9abb77' zswap: loaded using pool lzo/zbud Key type ._fscrypt registered Key type .fscrypt registered Key type fscrypt-provisioning registered Key type big_key registered Key type encrypted registered ima: No TPM chip found, activating TPM-bypass! Loading compiled-in module X.509 certificates Loaded X.509 cert 'Build time autogenerated kernel key: f850c787ad998c396ae089c083b940ff0a9abb77' ima: Allocated hash algorithm: sha256 ima: No architecture policies found evm: Initialising EVM extended attributes: evm: security.selinux evm: security.SMACK64 (disabled) evm: security.SMACK64EXEC (disabled) evm: security.SMACK64TRANSMUTE (disabled) evm: security.SMACK64MMAP (disabled) evm: security.apparmor (disabled) evm: security.ima evm: security.capability evm: HMAC attrs: 0x1 printk: console [netcon0] enabled netconsole: network logging started gtp: GTP module loaded (pdp ctx size 64 bytes) ALSA device list: #0: Dummy 1 #1: Loopback 1 #2: Virtual MIDI Card 1 #3: ARM AC'97 Interface PL041 rev0 at 0x1c040000, irq 36 uart-pl011 1c090000.serial: no DMA platform data md: Skipping autodetection of RAID arrays. (raid=autodetect will force) EXT4-fs (vda): mounted filesystem without journal. Opts: (null). Quota mode: none. VFS: Mounted root (ext4 filesystem) readonly on device 253:0. devtmpfs: mounted Freeing unused kernel image (initmem) memory: 2048K Failed to set sysctl parameter 'vm.nr_hugepages=4': parameter not found Failed to set sysctl parameter 'vm.nr_overcommit_hugepages=4': parameter not found Run /sbin/init as init process ------------[ cut here ]------------ WARNING: CPU: 1 PID: 1 at include/linux/seqlock.h:271 __seqprop_assert include/linux/seqlock.h:271 [inline] WARNING: CPU: 1 PID: 1 at include/linux/seqlock.h:271 __seqprop_assert include/linux/seqlock.h:269 [inline] WARNING: CPU: 1 PID: 1 at include/linux/seqlock.h:271 vtime_user_enter+0x13c/0x140 kernel/sched/cputime.c:709 Modules linked in: Kernel panic - not syncing: panic_on_warn set ... CPU: 1 PID: 1 Comm: init Not tainted 5.15.0-syzkaller #0 Hardware name: ARM-Versatile Express Backtrace: [<818473a0>] (dump_backtrace) from [<81847728>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:237) r7:81f6ac1c r6:00000080 r5:81f7ca6c r4:60000093 [<81847710>] (show_stack) from [<81851734>] (__dump_stack lib/dump_stack.c:88 [inline]) [<81847710>] (show_stack) from [<81851734>] (dump_stack_lvl+0x70/0x98 lib/dump_stack.c:106) [<818516c4>] (dump_stack_lvl) from [<81851774>] (dump_stack+0x18/0x1c lib/dump_stack.c:113) r7:81f6ac1c r6:82639b0c r5:00000000 r4:82878098 [<8185175c>] (dump_stack) from [<81848284>] (panic+0x114/0x354 kernel/panic.c:232) [<81848170>] (panic) from [<802437d8>] (__warn+0xa4/0x13c kernel/panic.c:603) r3:82622488 r2:00000000 r1:838d7cd8 r0:81f6ac1c r7:00000009 [<80243734>] (__warn) from [<8184852c>] (warn_slowpath_fmt+0x68/0xd4 kernel/panic.c:626) r8:00000009 r7:8028e1ac r6:0000010f r5:81f62fd0 r4:00000000 [<818484c8>] (warn_slowpath_fmt) from [<8028e1ac>] (__seqprop_assert include/linux/seqlock.h:271 [inline]) [<818484c8>] (warn_slowpath_fmt) from [<8028e1ac>] (__seqprop_assert include/linux/seqlock.h:269 [inline]) [<818484c8>] (warn_slowpath_fmt) from [<8028e1ac>] (vtime_user_enter+0x13c/0x140 kernel/sched/cputime.c:709) r8:82622494 r7:00000001 r6:838e0710 r5:81864e90 r4:838e0000 [<8028e070>] (vtime_user_enter) from [<81864e90>] (__context_tracking_enter+0xf8/0x25c kernel/context_tracking.c:82) r7:00000001 r6:838e0000 r5:824a7bc8 r4:00000001 [<81864d98>] (__context_tracking_enter) from [<8041bbbc>] (context_tracking_enter kernel/context_tracking.c:122 [inline]) [<81864d98>] (__context_tracking_enter) from [<8041bbbc>] (context_tracking_enter+0x4c/0x7c kernel/context_tracking.c:106) r9:838e0000 r8:00000000 r7:00000000 r6:00000000 r5:60000093 r4:00000001 [<8041bb70>] (context_tracking_enter) from [<8041bc84>] (user_enter include/linux/context_tracking.h:28 [inline]) [<8041bb70>] (context_tracking_enter) from [<8041bc84>] (context_tracking_user_enter+0x1c/0x20 kernel/context_tracking.c:130) r5:818654dc r4:00000000 [<8041bc68>] (context_tracking_user_enter) from [<802000b4>] (no_work_pending+0x8/0x44) Exception stack(0x838d7fb0 to 0x838d7ff8) 7fa0: 00000000 00000000 00000000 00000000 7fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 7fe0: 00000000 7eb28ed0 00000000 76f66a00 00000010 00000000 Rebooting in 86400 seconds.. --- This report is generated by a bot. 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