From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f199.google.com (mail-il1-f199.google.com [209.85.166.199]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DF0A12836A for ; Fri, 14 Jun 2024 02:20:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.199 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718331607; cv=none; b=stJxJOptn/yXRspoP1qQh8/pfxLKGixv6ZaLt54F5wNNp1j2X0TW/IF4aOtSu+hmp+Fw1jog6TbwFn0gV1JtaJb9vqlxuTDnHxaN0w4MfzlK2eCfzh/mM70TIF80tMpOI+xcqULFGv0n9FpLXn0iNYo3/vRuD42aFn+3bCWM3PE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718331607; c=relaxed/simple; bh=0yQO3z7AspDA5dME1f1nhOFNx4jznOY2EPZq+x8/wXU=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=Bdbh5s3LxNX9ZPqh1anAxDDWLcTUg6dZPEASMlBbWtvf5D/1/i7+NWVI4xyzAjx4CwyRhXlsRIWlI3pvWZvfctT06pySe6etngoE/vYudmSfRnioJMDni4EmB05lhrCBsqjmCuH9RpqRBhL7zx5HXjHxXRm7RCRMwGGXSVlF244= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.166.199 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-il1-f199.google.com with SMTP id e9e14a558f8ab-3759b8709afso18401695ab.3 for ; Thu, 13 Jun 2024 19:20:05 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1718331605; x=1718936405; h=content-transfer-encoding:to:from:subject:message-id:in-reply-to :date:mime-version:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=4I2iW2xM5ikGUI8oH0BrHAjdk2gzPwqkNhhENZ3+f8E=; b=e1ezs5QcpoeKNcN/aikIobqQqB4HHFq0DWuY00/TZ+TJaaDLJ+wV3qfmq0oIQIYIVI L/9A/h1IPLnvKfTseWAmefpD8PgiBvsf2ZrzzvfffisxzoTeFOtB2SSmE7ywkxTBDuQg 96YH/OsQPet1TCENBlwr/D0a2mb0gG+4vbqtJ/1203B9ZOXIn+VXqhj042nVTUvze1Pj DlJ7WkFwKAl6ShogswsUdijYJ67qpaP5XBp9mNV5KR2SUhCOaqwbQt7JcK0jERUKeTyP v+uBRYcjSzr3Ir9AX4DtcvmvLSfuGSHJNmXF4uXQwacDuASnDWwIiM8F3MICkH2TJRrW 5+zQ== X-Forwarded-Encrypted: i=1; AJvYcCX97WVjVUOKDFuKyqGpMAzWrCZ8c9VbznQLi/p0Bt0AXnpjTkmpnm3VOldhCpfMRZDM6nEe1mghr9x+Aiju9hNXjhB1d1mHSII= X-Gm-Message-State: AOJu0YzvKlM/oapaFnvMcztrpJMyPw9/kx+32qDzD7Q+FmMehiCvgugc 6qVPiRcqJqcF/QKMHM0QSjybK/qxuS33YEtTqps7f/22OXO+B9nskRZvCTGMhQ74LtZyXP0cURu VbHcy3QQmpH6dgJld6+UlqBuaue732wlkS54DXr4xnYHLkibyZh6SZ6w= X-Google-Smtp-Source: AGHT+IF5AplGeYh2oJDqrlztft+uc8bXDYqrd140hdTloUW+5DDGPSe0zWJ7Nn1t8ZIyXzTEcsvOnSR4ZVw4iGmJn15UWbA/6FwN Precedence: bulk X-Mailing-List: io-uring@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1c29:b0:375:a03d:773a with SMTP id e9e14a558f8ab-375e0e27c0fmr778825ab.1.1718331605091; Thu, 13 Jun 2024 19:20:05 -0700 (PDT) Date: Thu, 13 Jun 2024 19:20:05 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000ed98d9061ad0404e@google.com> Subject: Re: [syzbot] [io-uring?] KMSAN: uninit-value in io_req_cqe_overflow (3) From: syzbot To: asml.silence@gmail.com, axboe@kernel.dk, io-uring@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Hello, syzbot tried to test the proposed patch but the build/boot failed: 6.343044][ T1] openvswitch: Open vSwitch switching datapath [ 46.363888][ T1] NET: Registered PF_VSOCK protocol family [ 46.372367][ T1] mpls_gso: MPLS GSO support [ 46.524387][ T1] IPI shorthand broadcast: enabled [ 48.017346][ T1] sched_clock: Marking stable (47990050167, 17795964)-= >(48016243838, -8397707) [ 49.133874][ T1] Timer migration: 1 hierarchy levels; 8 children per = group; 0 crossnode level [ 49.302883][ T1] registered taskstats version 1 [ 49.367583][ T1] Loading compiled-in X.509 certificates [ 49.405812][ T1] Loaded X.509 cert 'Build time autogenerated kernel k= ey: ef5392d16e2343e2e997a1a8439f31430dca794f' [ 49.643401][ T1] zswap: loaded using pool lzo/zsmalloc [ 49.652895][ T1] Demotion targets for Node 0: null [ 49.658483][ T1] Demotion targets for Node 1: null [ 49.665807][ T1] Key type .fscrypt registered [ 49.672365][ T1] Key type fscrypt-provisioning registered [ 49.679915][ T1] kAFS: Red Hat AFS client v0.1 registering. [ 49.713149][ T1] Btrfs loaded, assert=3Don, ref-verify=3Don, zoned=3D= yes, fsverity=3Dyes [ 49.740050][ T1] Key type encrypted registered [ 49.745095][ T1] AppArmor: AppArmor sha256 policy hashing enabled [ 49.753397][ T1] ima: No TPM chip found, activating TPM-bypass! [ 49.759983][ T1] Loading compiled-in module X.509 certificates [ 49.802303][ T1] Loaded X.509 cert 'Build time autogenerated kernel k= ey: ef5392d16e2343e2e997a1a8439f31430dca794f' [ 49.813515][ T1] ima: Allocated hash algorithm: sha256 [ 49.819655][ T1] ima: No architecture policies found [ 49.826134][ T1] evm: Initialising EVM extended attributes: [ 49.832247][ T1] evm: security.selinux (disabled) [ 49.837410][ T1] evm: security.SMACK64 (disabled) [ 49.842758][ T1] evm: security.SMACK64EXEC (disabled) [ 49.848460][ T1] evm: security.SMACK64TRANSMUTE (disabled) [ 49.854407][ T1] evm: security.SMACK64MMAP (disabled) [ 49.860131][ T1] evm: security.apparmor [ 49.864545][ T1] evm: security.ima [ 49.868491][ T1] evm: security.capability [ 49.872958][ T1] evm: HMAC attrs: 0x1 [ 49.882187][ T1] PM: Magic number: 12:875:156 [ 49.888285][ T1] usb usb36-port7: hash matches [ 49.894166][ T1] bdi 1:8: hash matches [ 49.900642][ T1] printk: legacy console [netcon0] enabled [ 49.906787][ T1] netconsole: network logging started [ 49.913765][ T1] gtp: GTP module loaded (pdp ctx size 128 bytes) [ 49.922755][ T1] rdma_rxe: loaded [ 49.928813][ T1] cfg80211: Loading compiled-in X.509 certificates for= regulatory database [ 49.950799][ T1] Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 49.969818][ T1] Loaded X.509 cert 'wens: 61c038651aabdcf94bd0ac7ff06= c7248db18c600' [ 49.978593][ T1] clk: Disabling unused clocks [ 49.983531][ T1] ALSA device list: [ 49.987431][ T1] #0: Dummy 1 [ 49.991050][ T1] #1: Loopback 1 [ 49.994878][ T1] #2: Virtual MIDI Card 1 [ 50.005050][ T10] platform regulatory.0: Direct firmware load for regu= latory.db failed with error -2 [ 50.014970][ T10] platform regulatory.0: Falling back to sysfs fallbac= k for: regulatory.db [ 50.024723][ T1] md: Waiting for all devices to be available before a= utodetect [ 50.032705][ T1] md: If you don't use raid, use raid=3Dnoautodetect [ 50.039465][ T1] md: Autodetecting RAID arrays. [ 50.044595][ T1] md: autorun ... [ 50.048512][ T1] md: ... autorun DONE. [ 50.117733][ T1] EXT4-fs (sda1): mounted filesystem 5941fea2-f5fa-4b4= e-b5ef-9af118b27b95 ro with ordered data mode. Quota mode: none. [ 50.131603][ T1] VFS: Mounted root (ext4 filesystem) readonly on devi= ce 8:1. [ 50.144403][ T1] devtmpfs: mounted [ 50.408360][ T1] Freeing unused kernel image (initmem) memory: 37036K [ 50.420188][ T1] Write protecting the kernel read-only data: 262144k [ 50.467096][ T1] Freeing unused kernel image (rodata/data gap) memory= : 1804K [ 52.119267][ T1] x86/mm: Checked W+X mappings: passed, no W+X pages f= ound. [ 52.129621][ T1] x86/mm: Checking user space page tables [ 53.636226][ T1] x86/mm: Checked W+X mappings: passed, no W+X pages f= ound. [ 53.645529][ T1] Failed to set sysctl parameter 'kernel.hung_task_all= _cpu_backtrace=3D1': parameter not found [ 53.666750][ T1] Failed to set sysctl parameter 'max_rcu_stall_to_pan= ic=3D1': parameter not found [ 53.678915][ T1] Run /sbin/init as init process [ 55.261831][ T4447] mount (4447) used greatest stack depth: 7808 bytes l= eft [ 55.340544][ T4448] EXT4-fs (sda1): re-mounted 5941fea2-f5fa-4b4e-b5ef-9= af118b27b95 r/w. Quota mode: none. mount: mounting smackfs on /sys/fs/smackfs failed: No such file or director= y mount: mounting selinuxfs on /sys/fs/selinux failed: No such file or direct= ory [ 55.675477][ T4451] mount (4451) used greatest stack depth: 5568 bytes l= eft Starting syslogd: OK Starting acpid: OK Starting klogd: OK Running sysctl: OK Populating /dev using udev: [ 59.510303][ T4481] udevd[4481]: starting ve= rsion 3.2.11 [ 63.097528][ T4482] udevd[4482]: starting eudev-3.2.11 [ 63.110491][ T4481] udevd (4481) used greatest stack depth: 5232 bytes l= eft done Starting system message bus: done Starting iptables: OK Starting network: OK Starting dhcpcd... dhcpcd-9.4.1 starting dev: loaded udev DUID 00:04:c7:fd:4a:df:9d:a6:e9:60:55:7b:b4:5b:1f:77:00:5c forked to background, child pid 4695 [ 110.977706][ T4696] 8021q: adding VLAN 0 to HW filter on device bond0 [ 111.031404][ T4696] eql: remember to turn off Van-Jacobson compression o= n your slave devices [ 111.650739][ T10] cfg80211: failed to load regulatory.db Starting sshd: OK syzkaller syzkaller login: [ 114.063784][ C0] =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D [ 114.071021][ C0] BUG: KMSAN: uninit-value in receive_buf+0x25e3/0x5fd= 0 [ 114.078922][ C0] receive_buf+0x25e3/0x5fd0 [ 114.083796][ C0] virtnet_poll+0xd1c/0x23c0 [ 114.088752][ C0] __napi_poll+0xe7/0x980 [ 114.093517][ C0] net_rx_action+0x82a/0x1850 [ 114.098512][ C0] handle_softirqs+0x1ce/0x800 [ 114.103581][ C0] __irq_exit_rcu+0x68/0x120 [ 114.108412][ C0] irq_exit_rcu+0x12/0x20 [ 114.112996][ C0] common_interrupt+0x94/0xa0 [ 114.118086][ C0] asm_common_interrupt+0x2b/0x40 [ 114.123480][ C0] __msan_metadata_ptr_for_load_8+0x18/0x40 [ 114.129797][ C0] filemap_map_pages+0xe81/0x2e30 [ 114.135034][ C0] handle_mm_fault+0x6f36/0xe610 [ 114.140206][ C0] exc_page_fault+0x41b/0x700 [ 114.145072][ C0] asm_exc_page_fault+0x2b/0x30 [ 114.150167][ C0]=20 [ 114.152572][ C0] Uninit was created at: [ 114.156953][ C0] __alloc_pages_noprof+0x9d6/0xe70 [ 114.162368][ C0] alloc_pages_mpol_noprof+0x299/0x990 [ 114.168132][ C0] alloc_pages_noprof+0x1bf/0x1e0 [ 114.173274][ C0] skb_page_frag_refill+0x2bf/0x7c0 [ 114.178692][ C0] virtnet_rq_alloc+0x43/0xbb0 [ 114.183610][ C0] try_fill_recv+0x3f0/0x2f50 [ 114.188492][ C0] virtnet_open+0x1cc/0xb00 [ 114.193392][ C0] __dev_open+0x546/0x6f0 [ 114.197955][ C0] __dev_change_flags+0x309/0x9a0 [ 114.203263][ C0] dev_change_flags+0x8e/0x1d0 [ 114.208266][ C0] devinet_ioctl+0x13ec/0x22c0 [ 114.213265][ C0] inet_ioctl+0x4bd/0x6d0 [ 114.217709][ C0] sock_do_ioctl+0xb7/0x540 [ 114.222474][ C0] sock_ioctl+0x727/0xd70 [ 114.226915][ C0] __se_sys_ioctl+0x261/0x450 [ 114.231888][ C0] __x64_sys_ioctl+0x96/0xe0 [ 114.236624][ C0] x64_sys_call+0x18c0/0x3b90 [ 114.241782][ C0] do_syscall_64+0xcd/0x1e0 [ 114.246586][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 114.252971][ C0]=20 [ 114.255409][ C0] CPU: 0 PID: 4803 Comm: rm Not tainted 6.10.0-rc3-syz= kaller-00102-ga3027fbd92ad #0 [ 114.265197][ C0] Hardware name: Google Google Compute Engine/Google C= ompute Engine, BIOS Google 06/07/2024 [ 114.275517][ C0] =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D [ 114.282666][ C0] Disabling lock debugging due to kernel taint [ 114.289094][ C0] Kernel panic - not syncing: kmsan.panic set ... [ 114.295774][ C0] CPU: 0 PID: 4803 Comm: rm Tainted: G B = 6.10.0-rc3-syzkaller-00102-ga3027fbd92ad #0 [ 114.307012][ C0] Hardware name: Google Google Compute Engine/Google C= ompute Engine, BIOS Google 06/07/2024 [ 114.317158][ C0] Call Trace: [ 114.320500][ C0] [ 114.323392][ C0] dump_stack_lvl+0x216/0x2d0 [ 114.328201][ C0] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 114.334149][ C0] dump_stack+0x1e/0x30 [ 114.338426][ C0] panic+0x4e2/0xcd0 [ 114.342445][ C0] ? kmsan_get_metadata+0xb1/0x1d0 [ 114.348148][ C0] kmsan_report+0x2d5/0x2e0 [ 114.352948][ C0] ? kmsan_get_metadata+0x146/0x1d0 [ 114.358285][ C0] ? __msan_warning+0x95/0x120 [ 114.363159][ C0] ? receive_buf+0x25e3/0x5fd0 [ 114.368024][ C0] ? virtnet_poll+0xd1c/0x23c0 [ 114.372882][ C0] ? __napi_poll+0xe7/0x980 [ 114.377788][ C0] ? net_rx_action+0x82a/0x1850 [ 114.382798][ C0] ? handle_softirqs+0x1ce/0x800 [ 114.387868][ C0] ? __irq_exit_rcu+0x68/0x120 [ 114.392766][ C0] ? irq_exit_rcu+0x12/0x20 [ 114.397357][ C0] ? common_interrupt+0x94/0xa0 [ 114.402324][ C0] ? asm_common_interrupt+0x2b/0x40 [ 114.407634][ C0] ? __msan_metadata_ptr_for_load_8+0x18/0x40 [ 114.413807][ C0] ? filemap_map_pages+0xe81/0x2e30 [ 114.419117][ C0] ? handle_mm_fault+0x6f36/0xe610 [ 114.424461][ C0] ? exc_page_fault+0x41b/0x700 [ 114.429619][ C0] ? asm_exc_page_fault+0x2b/0x30 [ 114.434797][ C0] ? kmsan_get_metadata+0x146/0x1d0 [ 114.440132][ C0] ? kmsan_get_metadata+0x146/0x1d0 [ 114.445631][ C0] ? kmsan_internal_memmove_metadata+0x17b/0x230 [ 114.452123][ C0] ? kmsan_get_metadata+0x146/0x1d0 [ 114.457453][ C0] ? kmsan_get_metadata+0x146/0x1d0 [ 114.462794][ C0] ? page_to_skb+0xdae/0x1620 [ 114.467694][ C0] ? kmsan_get_metadata+0x146/0x1d0 [ 114.473057][ C0] __msan_warning+0x95/0x120 [ 114.477746][ C0] receive_buf+0x25e3/0x5fd0 [ 114.482558][ C0] ? kmsan_get_metadata+0x146/0x1d0 [ 114.488004][ C0] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 114.493964][ C0] virtnet_poll+0xd1c/0x23c0 [ 114.498684][ C0] ? __pfx_virtnet_poll+0x10/0x10 [ 114.503816][ C0] __napi_poll+0xe7/0x980 [ 114.508269][ C0] ? kmsan_get_metadata+0x146/0x1d0 [ 114.513605][ C0] net_rx_action+0x82a/0x1850 [ 114.518407][ C0] ? sched_clock_cpu+0x55/0x870 [ 114.523437][ C0] ? __pfx_net_rx_action+0x10/0x10 [ 114.528662][ C0] handle_softirqs+0x1ce/0x800 [ 114.533665][ C0] __irq_exit_rcu+0x68/0x120 [ 114.538379][ C0] irq_exit_rcu+0x12/0x20 [ 114.542838][ C0] common_interrupt+0x94/0xa0 [ 114.547656][ C0] [ 114.550894][ C0] [ 114.553890][ C0] asm_common_interrupt+0x2b/0x40 [ 114.559040][ C0] RIP: 0010:__msan_metadata_ptr_for_load_8+0x18/0x40 [ 114.565833][ C0] Code: 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 9= 0 90 90 f3 0f 1e fa 55 48 89 e5 53 48 83 ec 10 9c 8f 45 e8 0f 01 ca 48 8b 5= d e8 08 00 00 00 31 d2 e8 9c 25 00 00 48 89 5d f0 ff 75 f0 9d 48 83 [ 114.585747][ C0] RSP: 0000:ffff88811852fa60 EFLAGS: 00000286 [ 114.591926][ C0] RAX: 0000000000000000 RBX: 0000000000000286 RCX: fff= f888116094180 [ 114.600091][ C0] RDX: 0000000000000000 RSI: 0000000000000036 RDI: fff= f88811852fa90 [ 114.608158][ C0] RBP: ffff88811852fa78 R08: ffffffff8203f34a R09: fff= fffff8203e5a8 [ 114.616220][ C0] R10: 0000000000000002 R11: ffff888116094180 R12: 000= 0000002b000d1 [ 114.624272][ C0] R13: 000000000000000c R14: 000000000000000b R15: 000= 0000000000000 [ 114.632317][ C0] ? next_uptodate_folio+0x4c8/0x1730 [ 114.637792][ C0] ? next_uptodate_folio+0x126a/0x1730 [ 114.643393][ C0] filemap_map_pages+0xe81/0x2e30 [ 114.648516][ C0] ? kmsan_get_metadata+0x146/0x1d0 [ 114.653822][ C0] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 114.659840][ C0] ? kmsan_get_metadata+0x146/0x1d0 [ 114.665189][ C0] handle_mm_fault+0x6f36/0xe610 [ 114.670266][ C0] ? kmsan_get_metadata+0x146/0x1d0 [ 114.675574][ C0] ? kmsan_get_metadata+0x146/0x1d0 [ 114.681161][ C0] ? __pfx_filemap_map_pages+0x10/0x10 [ 114.686733][ C0] exc_page_fault+0x41b/0x700 [ 114.691535][ C0] asm_exc_page_fault+0x2b/0x30 [ 114.696492][ C0] RIP: 0033:0x7fc22a8cdd20 [ 114.701001][ C0] Code: Unable to access opcode bytes at 0x7fc22a8cdcf= 6. [ 114.708193][ C0] RSP: 002b:00007ffd152fccc0 EFLAGS: 00010202 [ 114.714661][ C0] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000= 0000000000000 [ 114.722723][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000= 0000000000000 [ 114.730785][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 000= 0000000000000 [ 114.738829][ C0] R10: 0000000000000000 R11: 0000000000000000 R12: 000= 0000000000000 [ 114.747002][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: 000= 0000000000000 [ 114.755163][ C0] [ 114.758494][ C0] Kernel Offset: disabled [ 114.762888][ C0] Rebooting in 86400 seconds.. syzkaller build log: go env (err=3D) GO111MODULE=3D'auto' GOARCH=3D'amd64' GOBIN=3D'' GOCACHE=3D'/syzkaller/.cache/go-build' GOENV=3D'/syzkaller/.config/go/env' GOEXE=3D'' GOEXPERIMENT=3D'' GOFLAGS=3D'' GOHOSTARCH=3D'amd64' GOHOSTOS=3D'linux' GOINSECURE=3D'' GOMODCACHE=3D'/syzkaller/jobs-2/linux/gopath/pkg/mod' GONOPROXY=3D'' GONOSUMDB=3D'' GOOS=3D'linux' GOPATH=3D'/syzkaller/jobs-2/linux/gopath' GOPRIVATE=3D'' GOPROXY=3D'https://proxy.golang.org,direct' GOROOT=3D'/usr/local/go' GOSUMDB=3D'sum.golang.org' GOTMPDIR=3D'' GOTOOLCHAIN=3D'auto' GOTOOLDIR=3D'/usr/local/go/pkg/tool/linux_amd64' GOVCS=3D'' GOVERSION=3D'go1.21.4' GCCGO=3D'gccgo' GOAMD64=3D'v1' AR=3D'ar' CC=3D'gcc' CXX=3D'g++' CGO_ENABLED=3D'1' GOMOD=3D'/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/go.= mod' GOWORK=3D'' CGO_CFLAGS=3D'-O2 -g' CGO_CPPFLAGS=3D'' CGO_CXXFLAGS=3D'-O2 -g' CGO_FFLAGS=3D'-O2 -g' CGO_LDFLAGS=3D'-O2 -g' PKG_CONFIG=3D'pkg-config' GOGCCFLAGS=3D'-fPIC -m64 -pthread -Wl,--no-gc-sections -fmessage-length=3D0= -ffile-prefix-map=3D/tmp/go-build2855798142=3D/tmp/go-build -gno-record-gc= c-switches' git status (err=3D) HEAD detached at 2aa5052fed nothing to commit, working tree clean tput: No value for $TERM and no -T specified tput: No value for $TERM and no -T specified Makefile:31: run command via tools/syz-env for best compatibility, see: Makefile:32: https://github.com/google/syzkaller/blob/master/docs/contribut= ing.md#using-syz-env go list -f '{{.Stale}}' ./sys/syz-sysgen | grep -q false || go install ./sy= s/syz-sysgen make .descriptions tput: No value for $TERM and no -T specified tput: No value for $TERM and no -T specified Makefile:31: run command via tools/syz-env for best compatibility, see: Makefile:32: https://github.com/google/syzkaller/blob/master/docs/contribut= ing.md#using-syz-env bin/syz-sysgen go fmt ./sys/... >/dev/null touch .descriptions GOOS=3Dlinux GOARCH=3Damd64 go build "-ldflags=3D-s -w -X github.com/google= /syzkaller/prog.GitRevision=3D2aa5052fed5f8993afacfce02174322df0f03ec4 -X '= github.com/google/syzkaller/prog.gitRevisionDate=3D20240612-135002'" "-tags= =3Dsyz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-fuzzer= github.com/google/syzkaller/syz-fuzzer GOOS=3Dlinux GOARCH=3Damd64 go build "-ldflags=3D-s -w -X github.com/google= /syzkaller/prog.GitRevision=3D2aa5052fed5f8993afacfce02174322df0f03ec4 -X '= github.com/google/syzkaller/prog.gitRevisionDate=3D20240612-135002'" "-tags= =3Dsyz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-execpr= og github.com/google/syzkaller/tools/syz-execprog mkdir -p ./bin/linux_amd64 g++ -o ./bin/linux_amd64/syz-executor executor/executor.cc \ -m64 -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wfr= ame-larger-than=3D16384 -Wno-stringop-overflow -Wno-array-bounds -Wno-forma= t-overflow -Wno-unused-but-set-variable -Wno-unused-command-line-argument -= static-pie -std=3Dc++17 -I. -Iexecutor/_include -fpermissive -w -DGOOS_linu= x=3D1 -DGOARCH_amd64=3D1 \ -DHOSTGOOS_linux=3D1 -DGIT_REVISION=3D\"2aa5052fed5f8993afacfce02174322df0= f03ec4\" Error text is too large and was truncated, full error text is at: https://syzkaller.appspot.com/x/error.txt?x=3D12e30256980000 Tested on: commit: a3027fbd Merge branch 'master' into syz-test git tree: git://git.kernel.dk/linux.git syz-test kernel config: https://syzkaller.appspot.com/x/.config?x=3D3486f1660f47f85= 5 dashboard link: https://syzkaller.appspot.com/bug?extid=3De6616d0dc8ded5dc5= 6d6 compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debia= n) 2.40 Note: no patches were applied.