From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f71.google.com (mail-io1-f71.google.com [209.85.166.71]) (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 DE7D11494A9 for ; Fri, 2 May 2025 01:15:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.71 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746148505; cv=none; b=uiTQTnLtYZzUkVYmoEc2pkQ04FpmWVrRdkdDrh+87hGoVQztipssLxU59M40PXRS8wp8GaEIZBno4jzf5kmkMd+AHiEIa1tssUZ+0/GT2dvLQDz2sAzLqwNmyf0TeE9txPNQnpYl0U45K+onhgApSK30Kg6OdWdG2MM2Z/DYKnQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746148505; c=relaxed/simple; bh=Dw50wM+A97gwq4+TxkMwV1ecsaILAVVzYlQkkr0CgHg=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=UczEkvp+zFWvmgHlCCcNRsQ4jIuBZO1Ryky99COnbFt3hkC9Oz+tMvBN74WiVqmCuy1o+go8fGXpiiyqRKVLc5KmyhEBwN27/K7ldq4NacR180n1QqHWIyMVLnv7SbiaFo1dD+tzqEmTAZmnhDiS9qLTAsRhA1dLVD2NCbfvHdk= 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=209.85.166.71 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-io1-f71.google.com with SMTP id ca18e2360f4ac-85dad58e80fso405620939f.3 for ; Thu, 01 May 2025 18:15:02 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1746148502; x=1746753302; 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=EMVt45Ol5YCPHJk5dA5w0DvKYlW9xQmcrAZOc0H8P78=; b=pczp1Vrlq54g4IVLDTywn+oR5632q/dn74+rDVA40YdlGlr5eSN/aJeDHRcPVYhAIo 0hSZSBwmfvnP+Wu5hQIwJZcFemsHDkSzb46m4KwEPZWcXn1xQXt4uJqrOW2i5wJaCX89 8faxVwkDLVSUZOI3goyjGTjnkaWbznYve0vEpA4z3qghhOI5/3+zMCFkHZ+qN+3vEYua nkTtNqUqrGLFB5CzZUwfqdlR7KaJcEWHixbfEaIfAQR4VT2u9PmTj/dnDduhJcyNQA8N PBQjPALpL0JSloUDuMDGHHBA27/hI3bLWxsgPr1U09vZLLJRJ2lbTDAB4arVfatiaH8C l+hQ== X-Forwarded-Encrypted: i=1; AJvYcCXgAuBKYyFKDcUS8vpKriIXJLtYDOn3V5k7QzE+tnzZOQDI7HPDFt5g68R+mjBKGIcfzviuY7MeZQPJT9s=@vger.kernel.org X-Gm-Message-State: AOJu0YyRKbIoJ2s1vGLx32Ysn9mPlFqLi44puKvKsRB8Q4a7R+xwy48N ckGXk2BxHz66yryeAEGltQ6UjtDooax6r8fJiwGw0r5qccn9Y7WVWayyNPBM+19fXJypJiqPaAL UCk61Ki47N/bWX5UH6ouGckZlSlLfClK+1u7FeUgNpnAHTZKG0abwhVM= X-Google-Smtp-Source: AGHT+IGBNl7USOBFSoa86LS1JHhQDHWc/uQ5ERTZh1KJGKMuzrGCZKzFCIxS019nOKNkMDt1qqZxprOzA7kqKrvCQVmoGP2fI25L Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6602:380e:b0:861:628f:2d2b with SMTP id ca18e2360f4ac-8669f993535mr202508539f.1.1746148501977; Thu, 01 May 2025 18:15:01 -0700 (PDT) Date: Thu, 01 May 2025 18:15:01 -0700 In-Reply-To: <20250502005259.4359-1-hdanton@sina.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <68141c95.050a0220.14dd7d.001c.GAE@google.com> Subject: Re: [syzbot] [mm?] BUG: Bad page state in page_cache_ra_order From: syzbot To: hdanton@sina.com, 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: _pgtable ]: Validating architecture page table helpers [ 18.960143][ T1] Key type .fscrypt registered [ 18.963394][ T1] Key type fscrypt-provisioning registered [ 18.997093][ T1] kAFS: Red Hat AFS client v0.1 registering. [ 19.015868][ T1] Btrfs loaded, assert=3Don, ref-verify=3Don, zoned=3D= yes, fsverity=3Dyes [ 19.020415][ T1] Key type big_key registered [ 19.028071][ T1] Key type encrypted registered [ 19.031538][ T1] ima: No TPM chip found, activating TPM-bypass! [ 19.034968][ T1] Loading compiled-in module X.509 certificates [ 19.064977][ T1] Loaded X.509 cert 'Build time autogenerated kernel k= ey: 5ffa98226aab18898f938e23c71e38ddbdc3d6be' [ 19.071363][ T1] ima: Allocated hash algorithm: sha256 [ 19.074921][ T1] ima: No architecture policies found [ 19.078073][ T1] evm: Initialising EVM extended attributes: [ 19.081136][ T1] evm: security.selinux [ 19.083318][ T1] evm: security.SMACK64 (disabled) [ 19.085959][ T1] evm: security.SMACK64EXEC (disabled) [ 19.088774][ T1] evm: security.SMACK64TRANSMUTE (disabled) [ 19.091720][ T1] evm: security.SMACK64MMAP (disabled) [ 19.094549][ T1] evm: security.apparmor (disabled) [ 19.097192][ T1] evm: security.ima [ 19.099109][ T1] evm: security.capability [ 19.101316][ T1] evm: HMAC attrs: 0x1 [ 19.105400][ T1] PM: Magic number: 9:757:52 [ 19.108017][ T1] gadget gadget.3: hash matches [ 19.111074][ T1] printk: legacy console [netcon0] enabled [ 19.114174][ T1] netconsole: network logging started [ 19.117496][ T1] gtp: GTP module loaded (pdp ctx size 128 bytes) [ 19.123577][ T1] rdma_rxe: loaded [ 19.126289][ T1] cfg80211: Loading compiled-in X.509 certificates for= regulatory database [ 19.132568][ T1] Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 19.137040][ T1] Loaded X.509 cert 'wens: 61c038651aabdcf94bd0ac7ff06= c7248db18c600' [ 19.141979][ T64] platform regulatory.0: Direct firmware load for regu= latory.db failed with error -2 [ 19.144278][ T1] clk: Disabling unused clocks [ 19.147093][ T64] platform regulatory.0: Falling back to sysfs fallbac= k for: regulatory.db [ 19.149365][ T1] ALSA device list: [ 19.156335][ T1] #0: Dummy 1 [ 19.158671][ T1] #1: Loopback 1 [ 19.161218][ T1] #2: Virtual MIDI Card 1 [ 19.168255][ T1] md: Waiting for all devices to be available before a= utodetect [ 19.171325][ T1] md: If you don't use raid, use raid=3Dnoautodetect [ 19.173752][ T1] md: Autodetecting RAID arrays. [ 19.175815][ T1] md: autorun ... [ 19.177419][ T1] md: ... autorun DONE. [ 19.184183][ T1]=20 [ 19.184924][ T1] =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 [ 19.186790][ T1] WARNING: possible recursive locking detected [ 19.188720][ T1] 6.15.0-rc4-syzkaller-gebd297a2affa-dirty #0 Not tain= ted [ 19.190708][ T1] -------------------------------------------- [ 19.192499][ T1] swapper/0/1 is trying to acquire lock: [ 19.194144][ T1] ffff88801fa8f0c0 (mapping.invalidate_lock){+.+.}-{4:= 4}, at: set_blocksize+0x2c7/0x540 [ 19.196953][ T1]=20 [ 19.196953][ T1] but task is already holding lock: [ 19.199108][ T1] ffff88801fa8f0c0 (mapping.invalidate_lock){+.+.}-{4:= 4}, at: set_blocksize+0x20f/0x540 [ 19.201846][ T1]=20 [ 19.201846][ T1] other info that might help us debug this: [ 19.204121][ T1] Possible unsafe locking scenario: [ 19.204121][ T1]=20 [ 19.206228][ T1] CPU0 [ 19.207168][ T1] ---- [ 19.208188][ T1] lock(mapping.invalidate_lock); [ 19.209671][ T1] lock(mapping.invalidate_lock); [ 19.211139][ T1]=20 [ 19.211139][ T1] *** DEADLOCK *** [ 19.211139][ T1]=20 [ 19.213468][ T1] May be due to missing lock nesting notation [ 19.213468][ T1]=20 [ 19.215860][ T1] 3 locks held by swapper/0/1: [ 19.217308][ T1] #0: ffff88802b51a0e0 (&type->s_umount_key#24/1){+.+= .}-{4:4}, at: alloc_super+0x235/0xbd0 [ 19.220365][ T1] #1: ffff88801fa8ef20 (&sb->s_type->i_mutex_key#7){+= .+.}-{4:4}, at: set_blocksize+0x1e0/0x540 [ 19.223505][ T1] #2: ffff88801fa8f0c0 (mapping.invalidate_lock){+.+.= }-{4:4}, at: set_blocksize+0x20f/0x540 [ 19.226605][ T1]=20 [ 19.226605][ T1] stack backtrace: [ 19.228455][ T1] CPU: 2 UID: 0 PID: 1 Comm: swapper/0 Not tainted 6.1= 5.0-rc4-syzkaller-gebd297a2affa-dirty #0 PREEMPT(full)=20 [ 19.228469][ T1] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), = BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 19.228475][ T1] Call Trace: [ 19.228480][ T1] [ 19.228484][ T1] dump_stack_lvl+0x116/0x1f0 [ 19.228527][ T1] print_deadlock_bug+0x1e9/0x240 [ 19.228542][ T1] __lock_acquire+0xff7/0x1ba0 [ 19.228559][ T1] lock_acquire+0x179/0x350 [ 19.228573][ T1] ? set_blocksize+0x2c7/0x540 [ 19.228584][ T1] ? __pfx___might_resched+0x10/0x10 [ 19.228597][ T1] ? smp_call_function_many_cond+0x524/0x1290 [ 19.228610][ T1] down_write+0x92/0x200 [ 19.228622][ T1] ? set_blocksize+0x2c7/0x540 [ 19.228632][ T1] ? __pfx_down_write+0x10/0x10 [ 19.228645][ T1] ? __pfx_invalidate_bh_lru+0x10/0x10 [ 19.228661][ T1] ? __pfx_has_bh_in_lru+0x10/0x10 [ 19.228675][ T1] ? on_each_cpu_cond_mask+0x5a/0x90 [ 19.228686][ T1] set_blocksize+0x2c7/0x540 [ 19.228697][ T1] sb_set_blocksize+0xca/0x1d0 [ 19.228708][ T1] ext4_fill_super+0x8b4/0xb020 [ 19.228722][ T1] ? snprintf+0xc7/0x100 [ 19.228732][ T1] ? __pfx_snprintf+0x10/0x10 [ 19.228742][ T1] ? __pfx_ext4_fill_super+0x10/0x10 [ 19.228751][ T1] ? do_raw_spin_lock+0x12c/0x2b0 [ 19.228761][ T1] ? find_held_lock+0x2b/0x80 [ 19.228772][ T1] ? set_blocksize+0x43f/0x540 [ 19.228783][ T1] ? sb_set_blocksize+0x176/0x1d0 [ 19.228793][ T1] ? setup_bdev_super+0x369/0x730 [ 19.228807][ T1] get_tree_bdev_flags+0x389/0x620 [ 19.228821][ T1] ? __pfx_ext4_fill_super+0x10/0x10 [ 19.228831][ T1] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 19.228847][ T1] ? bpf_lsm_capable+0x9/0x10 [ 19.228856][ T1] ? security_capable+0x7e/0x260 [ 19.228867][ T1] vfs_get_tree+0x8b/0x340 [ 19.228879][ T1] path_mount+0x14d4/0x1f20 [ 19.228890][ T1] ? kmem_cache_free+0x2d4/0x4d0 [ 19.228905][ T1] ? __pfx_path_mount+0x10/0x10 [ 19.228916][ T1] ? putname+0x154/0x1a0 [ 19.228926][ T1] init_mount+0xbe/0x110 [ 19.228958][ T1] ? __pfx_init_mount+0x10/0x10 [ 19.228969][ T1] ? list_bdev_fs_names+0x10d/0x170 [ 19.228982][ T1] do_mount_root+0x22a/0x540 [ 19.228994][ T1] mount_root_generic+0x199/0x690 [ 19.229007][ T1] ? __pfx_mount_root_generic+0x10/0x10 [ 19.229019][ T1] ? __asan_memcpy+0x3c/0x60 [ 19.229033][ T1] ? getname_kernel+0x21b/0x370 [ 19.229044][ T1] mount_root+0x243/0x480 [ 19.229054][ T1] ? kmem_cache_alloc_noprof+0x21e/0x3b0 [ 19.229071][ T1] ? __pfx_mount_root+0x10/0x10 [ 19.229082][ T1] ? __asan_memcpy+0x3c/0x60 [ 19.229095][ T1] ? getname_kernel+0x21b/0x370 [ 19.229106][ T1] prepare_namespace+0xe2/0x3f0 [ 19.229121][ T1] ? __pfx_prepare_namespace+0x10/0x10 [ 19.229133][ T1] ? fput+0x70/0xf0 [ 19.229143][ T1] kernel_init_freeable+0x705/0x900 [ 19.229154][ T1] ? __pfx_kernel_init+0x10/0x10 [ 19.229168][ T1] kernel_init+0x1c/0x2b0 [ 19.229181][ T1] ? __pfx_kernel_init+0x10/0x10 [ 19.229194][ T1] ret_from_fork+0x45/0x80 [ 19.229204][ T1] ? __pfx_kernel_init+0x10/0x10 [ 19.229218][ T1] ret_from_fork_asm+0x1a/0x30 [ 19.229235][ T1] [ 81.482424][ T64] cfg80211: failed to load regulatory.db [ 286.281965][ T41] INFO: task swapper/0:1 blocked for more than 143 sec= onds. [ 286.284156][ T41] Not tainted 6.15.0-rc4-syzkaller-gebd297a2affa= -dirty #0 [ 286.286388][ T41] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" d= isables this message. [ 286.288911][ T41] task:swapper/0 state:D stack:22520 pid:1 t= gid:1 ppid:0 task_flags:0x0140 flags:0x00004002 [ 286.292445][ T41] Call Trace: [ 286.293501][ T41] [ 286.294421][ T41] __schedule+0x116f/0x5de0 [ 286.295775][ T41] ? lock_release+0x201/0x2f0 [ 286.297172][ T41] ? rcu_is_watching+0x12/0xc0 [ 286.298603][ T41] ? trace_sched_exit_tp+0xde/0x130 [ 286.300147][ T41] ? __pfx___schedule+0x10/0x10 [ 286.301615][ T41] ? schedule+0x2d7/0x3a0 [ 286.302953][ T41] ? rcu_is_watching+0x12/0xc0 [ 286.304387][ T41] ? lock_release+0x201/0x2f0 [ 286.305836][ T41] schedule+0xe7/0x3a0 [ 286.307106][ T41] schedule_preempt_disabled+0x13/0x30 [ 286.308826][ T41] rwsem_down_write_slowpath+0x524/0x1310 [ 286.310541][ T41] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 286.312447][ T41] ? __pfx___might_resched+0x10/0x10 [ 286.314090][ T41] ? smp_call_function_many_cond+0x524/0x1290 [ 286.315957][ T41] down_write+0x1d6/0x200 [ 286.317252][ T41] ? __pfx_down_write+0x10/0x10 [ 286.318812][ T41] ? __pfx_invalidate_bh_lru+0x10/0x10 [ 286.320534][ T41] ? __pfx_has_bh_in_lru+0x10/0x10 [ 286.322210][ T41] ? on_each_cpu_cond_mask+0x5a/0x90 [ 286.323906][ T41] set_blocksize+0x2c7/0x540 [ 286.325357][ T41] sb_set_blocksize+0xca/0x1d0 [ 286.326869][ T41] ext4_fill_super+0x8b4/0xb020 [ 286.328395][ T41] ? snprintf+0xc7/0x100 [ 286.329760][ T41] ? __pfx_snprintf+0x10/0x10 [ 286.331242][ T41] ? __pfx_ext4_fill_super+0x10/0x10 [ 286.332970][ T41] ? do_raw_spin_lock+0x12c/0x2b0 [ 286.334602][ T41] ? find_held_lock+0x2b/0x80 [ 286.336083][ T41] ? set_blocksize+0x43f/0x540 [ 286.337596][ T41] ? sb_set_blocksize+0x176/0x1d0 [ 286.339191][ T41] ? setup_bdev_super+0x369/0x730 [ 286.340773][ T41] get_tree_bdev_flags+0x389/0x620 [ 286.342447][ T41] ? __pfx_ext4_fill_super+0x10/0x10 [ 286.344107][ T41] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 286.345871][ T41] ? bpf_lsm_capable+0x9/0x10 [ 286.347344][ T41] ? security_capable+0x7e/0x260 [ 286.348910][ T41] vfs_get_tree+0x8b/0x340 [ 286.350330][ T41] path_mount+0x14d4/0x1f20 [ 286.351768][ T41] ? kmem_cache_free+0x2d4/0x4d0 [ 286.353369][ T41] ? __pfx_path_mount+0x10/0x10 [ 286.354935][ T41] ? putname+0x154/0x1a0 [ 286.356280][ T41] init_mount+0xbe/0x110 [ 286.357635][ T41] ? __pfx_init_mount+0x10/0x10 [ 286.359186][ T41] ? list_bdev_fs_names+0x10d/0x170 [ 286.360819][ T41] do_mount_root+0x22a/0x540 [ 286.362350][ T41] mount_root_generic+0x199/0x690 [ 286.363959][ T41] ? __pfx_mount_root_generic+0x10/0x10 [ 286.365694][ T41] ? __asan_memcpy+0x3c/0x60 [ 286.367173][ T41] ? getname_kernel+0x21b/0x370 [ 286.368720][ T41] mount_root+0x243/0x480 [ 286.370203][ T41] ? kmem_cache_alloc_noprof+0x21e/0x3b0 [ 286.372064][ T41] ? __pfx_mount_root+0x10/0x10 [ 286.373629][ T41] ? __asan_memcpy+0x3c/0x60 [ 286.375086][ T41] ? getname_kernel+0x21b/0x370 [ 286.376619][ T41] prepare_namespace+0xe2/0x3f0 [ 286.378165][ T41] ? __pfx_prepare_namespace+0x10/0x10 [ 286.379885][ T41] ? fput+0x70/0xf0 [ 286.381122][ T41] kernel_init_freeable+0x705/0x900 [ 286.382830][ T41] ? __pfx_kernel_init+0x10/0x10 [ 286.384413][ T41] kernel_init+0x1c/0x2b0 [ 286.385808][ T41] ? __pfx_kernel_init+0x10/0x10 [ 286.387388][ T41] ret_from_fork+0x45/0x80 [ 286.388808][ T41] ? __pfx_kernel_init+0x10/0x10 [ 286.390457][ T41] ret_from_fork_asm+0x1a/0x30 [ 286.392028][ T41] [ 286.393125][ T41] INFO: lockdep is turned off. [ 286.394664][ T41] Kernel panic - not syncing: hung_task: blocked tasks [ 286.396810][ T41] CPU: 3 UID: 0 PID: 41 Comm: khungtaskd Not tainted 6= .15.0-rc4-syzkaller-gebd297a2affa-dirty #0 PREEMPT(full)=20 [ 286.400476][ T41] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), = BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 286.404020][ T41] Call Trace: [ 286.405169][ T41] [ 286.406133][ T41] dump_stack_lvl+0x3d/0x1f0 [ 286.407615][ T41] panic+0x71c/0x800 [ 286.408912][ T41] ? __pfx_panic+0x10/0x10 [ 286.410428][ T41] ? rcu_is_watching+0x12/0xc0 [ 286.411948][ T41] ? rcu_is_watching+0x12/0xc0 [ 286.413468][ T41] ? watchdog+0xdda/0x12c0 [ 286.414892][ T41] ? watchdog+0xdcd/0x12c0 [ 286.416296][ T41] watchdog+0xdeb/0x12c0 [ 286.417642][ T41] ? __pfx_watchdog+0x10/0x10 [ 286.419134][ T41] ? lockdep_hardirqs_on+0x7c/0x110 [ 286.420764][ T41] ? __kthread_parkme+0x19e/0x250 [ 286.422370][ T41] ? __pfx_watchdog+0x10/0x10 [ 286.423864][ T41] kthread+0x3c2/0x780 [ 286.425148][ T41] ? __pfx_kthread+0x10/0x10 [ 286.426607][ T41] ? __pfx_kthread+0x10/0x10 [ 286.428061][ T41] ? __pfx_kthread+0x10/0x10 [ 286.429544][ T41] ? __pfx_kthread+0x10/0x10 [ 286.431050][ T41] ? rcu_is_watching+0x12/0xc0 [ 286.432676][ T41] ? __pfx_kthread+0x10/0x10 [ 286.434145][ T41] ret_from_fork+0x45/0x80 [ 286.435555][ T41] ? __pfx_kthread+0x10/0x10 [ 286.437021][ T41] ret_from_fork_asm+0x1a/0x30 [ 286.438545][ T41] [ 286.440143][ T41] Kernel Offset: disabled [ 286.441519][ T41] 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/linux/gopath/pkg/mod' GONOPROXY=3D'' GONOSUMDB=3D'' GOOS=3D'linux' GOPATH=3D'/syzkaller/jobs/linux/gopath' GOPRIVATE=3D'' GOPROXY=3D'https://proxy.golang.org,direct' GOROOT=3D'/syzkaller/jobs/linux/gopath/pkg/mod/golang.org/toolchain@v0.0.1-= go1.23.7.linux-amd64' GOSUMDB=3D'sum.golang.org' GOTMPDIR=3D'' GOTOOLCHAIN=3D'auto' GOTOOLDIR=3D'/syzkaller/jobs/linux/gopath/pkg/mod/golang.org/toolchain@v0.0= .1-go1.23.7.linux-amd64/pkg/tool/linux_amd64' GOVCS=3D'' GOVERSION=3D'go1.23.7' GODEBUG=3D'' GOTELEMETRY=3D'local' GOTELEMETRYDIR=3D'/syzkaller/.config/go/telemetry' GCCGO=3D'gccgo' GOAMD64=3D'v1' AR=3D'ar' CC=3D'gcc' CXX=3D'g++' CGO_ENABLED=3D'1' GOMOD=3D'/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/go.mo= d' 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-build137835052=3D/tmp/go-build -gno-record-gcc= -switches' git status (err=3D) HEAD detached at c6b4fb3992 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 touch .descriptions GOOS=3Dlinux GOARCH=3Damd64 go build "-ldflags=3D-s -w -X github.com/google= /syzkaller/prog.GitRevision=3Dc6b4fb399236b655a39701fd51c33522caa06811 -X '= github.com/google/syzkaller/prog.gitRevisionDate=3D20250425-123509'" -o ./b= in/linux_amd64/syz-execprog 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 -DGOOS_linux=3D1 -DGOARCH= _amd64=3D1 \ -DHOSTGOOS_linux=3D1 -DGIT_REVISION=3D\"c6b4fb399236b655a39701fd51c33522ca= a06811\" /usr/bin/ld: /tmp/cccPF3Tm.o: in function `Connection::Connect(char const*,= char const*)': executor.cc:(.text._ZN10Connection7ConnectEPKcS1_[_ZN10Connection7ConnectEP= KcS1_]+0x104): warning: Using 'gethostbyname' in statically linked applicat= ions requires at runtime the shared libraries from the glibc version used f= or linking Error text is too large and was truncated, full error text is at: https://syzkaller.appspot.com/x/error.txt?x=3D160b3f74580000 Tested on: commit: ebd297a2 Merge tag 'net-6.15-rc5' of git://git.kernel... git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=3Dca17f2d2ba38f7a= 0 dashboard link: https://syzkaller.appspot.com/bug?extid=3D7b3842775c9ce6b69= efc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Deb= ian) 2.40 patch: https://syzkaller.appspot.com/x/patch.diff?x=3D1481939b9800= 00