From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-ot1-f70.google.com (mail-ot1-f70.google.com [209.85.210.70]) (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 848FA2DC323 for ; Tue, 27 Jan 2026 12:59:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.70 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769518745; cv=none; b=mZQr7IaJNHiiEGIxBFn6pFTueDYBtceUrkLl3L8WEPaI8ysL9pXyMOMnXAnhH1MCtAMGSsojjQws4sHnconGyh9jfrFyD6klEVvRBo24wdOrdu2YVaszmlq2ZVwVXnVaufKbH69SgHitRC3TbgTt0jAYpHCU0mLnIzuOPXIKKc4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769518745; c=relaxed/simple; bh=tySGbc+8gbR/x8xS/o+SDRPmbkXfNkqr8Rr/ppha2fw=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=jchrKJ7PfJnUWmYmhElUZjaPEF/BHXgBLhmffeVE+ubbITp+JA0FY23famd+afdavd26S1MUCx36EyfVL3hG8JDZAFiDiE3ywkxOfhWvi6aNIarDfRNJfOotEf+qLAGzf339m9rblJWuy08aINxebfjCAsQO9xefK8kVxjp/F84= 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=209.85.210.70 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-ot1-f70.google.com with SMTP id 46e09a7af769-7ce5218a74cso16197661a34.3 for ; Tue, 27 Jan 2026 04:59:03 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1769518742; x=1770123542; 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=OZIeJESxFT6oJ1GOfNkTiDaVHlN+v01sRXCliIrOFQ0=; b=d8ctONLevv+K2zT/G8e52y9O+DfHoqWRHseU/uFbOxL11LSQ4QR14JuLIyMNsdg95h izxHm0Uuuivhx/hgtY3MbiY/0hm+p2Z8oRO8UiWSx2HNcejYIlfS0hf/WggcDC4fKe63 5OWp/88fpLjSjuS7I3YvgusfxTnfcLOZhprFrSWLHzEyCOa5UGEU1oJ3MDWV4LmEu/Ih 0kNqxWW0mbaWlF5DGfVsiKyg2gndJAdJl44MBaxJUyFVV9jOq8QI9uycp2jQp0FwtvZe otfMQj7KTzNrCpPRBsptEDQUEtxJFUPxf4yGaXoVEJtmn3MRong9DA70lpPtD5+mYx7U pHXw== X-Forwarded-Encrypted: i=1; AJvYcCXZ4gGcIKxTKm6xb62G+LWtro4zR8LdhzE24isRhGtQw1WrJOCr/3ZOdTa+5bLqHoifyp9GZeg+nzpT3n8=@vger.kernel.org X-Gm-Message-State: AOJu0Yw+KZke16mdvlf8cB8I4Zl7rQQfyf6EC2VMJd2JNgCT2pD1T9TE HU0XyPbn+8bCW6IDSeFJU00p6Q3aZT9Qgdww08uRNyag/sjpNCAMtAkaPmypBRiz7mBRSPBo8Vw lNKVbnX0eQEhUyAcyHbXn6c5sFyYNeo30jr9q8M4SjN+2JGhHu++Kli/8w34= Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6820:c95:b0:659:9a49:8f4c with SMTP id 006d021491bc7-662f2036262mr889152eaf.17.1769518742207; Tue, 27 Jan 2026 04:59:02 -0800 (PST) Date: Tue, 27 Jan 2026 04:59:02 -0800 In-Reply-To: <20260127112024.28588-1-kartikey406@gmail.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6978b696.050a0220.c9109.001b.GAE@google.com> Subject: Re: [syzbot] [bpf?] INFO: rcu detected stall in vma_merge_new_range (3) From: syzbot To: kartikey406@gmail.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: 1] ? lock_acquire+0x17c/0x330 [ 38.431995][ C1] ? __pfx_try_to_wake_up+0x10/0x10 [ 38.432010][ C1] ? mark_held_locks+0x40/0x70 [ 38.432022][ C1] ? __pfx_call_rcu_tasks_generic_timer+0x10/0x10 [ 38.432039][ C1] rcuwait_wake_up+0xac/0x290 [ 38.432051][ C1] call_timer_fn+0x19a/0x590 [ 38.432069][ C1] ? __pfx_call_timer_fn+0x10/0x10 [ 38.432088][ C1] ? __pfx_call_rcu_tasks_generic_timer+0x10/0x10 [ 38.432104][ C1] ? mark_held_locks+0x40/0x70 [ 38.432116][ C1] ? __pfx_call_rcu_tasks_generic_timer+0x10/0x10 [ 38.432131][ C1] __run_timers+0x757/0xac0 [ 38.432144][ C1] ? __pfx___run_timers+0x10/0x10 [ 38.432163][ C1] timer_expire_remote+0x102/0x170 [ 38.432177][ C1] ? __pfx_timer_expire_remote+0x10/0x10 [ 38.432190][ C1] ? _raw_spin_unlock_irq+0x23/0x50 [ 38.432200][ C1] ? lockdep_hardirqs_on+0x78/0x100 [ 38.432213][ C1] tmigr_handle_remote_up+0x523/0xa50 [ 38.432232][ C1] ? __pfx_tmigr_handle_remote_up+0x10/0x10 [ 38.432250][ C1] ? find_held_lock+0x2b/0x80 [ 38.432267][ C1] __walk_groups_from+0x56/0x190 [ 38.432279][ C1] ? __pfx_tmigr_handle_remote_up+0x10/0x10 [ 38.432297][ C1] tmigr_handle_remote+0x2cb/0x380 [ 38.432313][ C1] ? __pfx_tmigr_handle_remote+0x10/0x10 [ 38.432331][ C1] ? run_timer_base+0x121/0x190 [ 38.432341][ C1] ? __pfx_run_timer_base+0x10/0x10 [ 38.432353][ C1] run_timer_softirq+0x3a/0x50 [ 38.432363][ C1] handle_softirqs+0x1ea/0x910 [ 38.432380][ C1] ? __pfx_handle_softirqs+0x10/0x10 [ 38.432398][ C1] __irq_exit_rcu+0xef/0x150 [ 38.432413][ C1] irq_exit_rcu+0x9/0x30 [ 38.432429][ C1] sysvec_apic_timer_interrupt+0xa3/0xc0 [ 38.432441][ C1] [ 38.432445][ C1] [ 38.432449][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 38.432462][ C1] RIP: 0010:its_return_thunk+0x0/0x10 [ 38.432479][ C1] Code: cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc c= c cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc c= c cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 e9 ab c8 fb f5 cc [ 38.432490][ C1] RSP: 0000:ffffc90000067870 EFLAGS: 00000293 [ 38.432500][ C1] RAX: 0000000000000000 RBX: ffffc90000067d00 RCX: fff= fc90000067b78 [ 38.432508][ C1] RDX: ffff8881412a0000 RSI: ffffffff828276b4 RDI: fff= fc90000067d98 [ 38.432516][ C1] RBP: 0000000000000000 R08: 0000000000000006 R09: fff= fff0c297ff000 [ 38.432523][ C1] R10: ffffff0c297af000 R11: 00000000000075a9 R12: fff= fff0c297b0000 [ 38.432531][ C1] R13: ffffffff81b9b0e0 R14: dffffc0000000000 R15: fff= fffff8ba473c0 [ 38.432540][ C1] ? __pfx_effective_prot_pte+0x10/0x10 [ 38.432554][ C1] ? ptdump_pte_entry+0x94/0x100 [ 38.432574][ C1] ptdump_pte_entry+0x94/0x100 [ 38.432591][ C1] walk_pte_range_inner+0x258/0x360 [ 38.432608][ C1] ? __pfx_walk_pte_range_inner+0x10/0x10 [ 38.432622][ C1] ? ptdump_pmd_entry+0x286/0x430 [ 38.432641][ C1] walk_pgd_range+0xecb/0x1eb0 [ 38.432657][ C1] ? __pfx_ptdump_pte_entry+0x10/0x10 [ 38.432677][ C1] ? __pfx_walk_pgd_range+0x10/0x10 [ 38.432694][ C1] walk_page_range_debug+0x2fd/0x370 [ 38.432708][ C1] ? __pfx_walk_page_range_debug+0x10/0x10 [ 38.432726][ C1] ? __pfx_down_write+0x10/0x10 [ 38.432742][ C1] ptdump_walk_pgd+0x129/0x330 [ 38.432761][ C1] ptdump_walk_pgd_level_core+0x26c/0x300 [ 38.432776][ C1] ? __pfx_ptdump_walk_pgd_level_core+0x10/0x10 [ 38.432792][ C1] ? __pfx_note_page_pte+0x10/0x10 [ 38.432803][ C1] ? __pfx_note_page_pmd+0x10/0x10 [ 38.432815][ C1] ? __pfx_note_page_pud+0x10/0x10 [ 38.432826][ C1] ? __pfx_note_page_p4d+0x10/0x10 [ 38.432838][ C1] ? __pfx_note_page_pgd+0x10/0x10 [ 38.432849][ C1] ? __pfx_note_page_flush+0x10/0x10 [ 38.432861][ C1] ? __pfx_effective_prot_pte+0x10/0x10 [ 38.432873][ C1] ? __pfx_effective_prot_pmd+0x10/0x10 [ 38.432885][ C1] ? __pfx_effective_prot_pud+0x10/0x10 [ 38.432896][ C1] ? __pfx_effective_prot_p4d+0x10/0x10 [ 38.432908][ C1] ? __pfx_effective_prot_pgd+0x10/0x10 [ 38.432923][ C1] ? free_reserved_area.cold+0x18/0x1d [ 38.432943][ C1] ? free_init_pages+0x9b/0xe0 [ 38.432955][ C1] ptdump_walk_pgd_level_checkwx+0x63/0x90 [ 38.432969][ C1] kernel_init+0x60/0x1e0 [ 38.432984][ C1] ? _raw_spin_unlock_irq+0x2e/0x50 [ 38.432994][ C1] ? __pfx_kernel_init+0x10/0x10 [ 38.433009][ C1] ret_from_fork+0x754/0xaf0 [ 38.433023][ C1] ? __pfx_ret_from_fork+0x10/0x10 [ 38.433037][ C1] ? __switch_to+0x7b9/0x10c0 [ 38.433053][ C1] ? __pfx_kernel_init+0x10/0x10 [ 38.433069][ C1] ret_from_fork_asm+0x1a/0x30 [ 38.433084][ C1] [ 39.057319][ T1] x86/mm: Checked W+X mappings: passed, no W+X pages f= ound. [ 39.069691][ T1] Failed to set sysctl parameter 'max_rcu_stall_to_pan= ic=3D1': parameter not found [ 39.079497][ T1] Run /sbin/init as init process [ 39.304818][ C1] BUG: sleeping function called from invalid context a= t arch/x86/kernel/stacktrace.c:33 [ 39.314552][ C1] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pi= d: 0, name: swapper/1 [ 39.323349][ C1] preempt_count: 101, expected: 0 [ 39.328407][ C1] RCU nest depth: 0, expected: 0 [ 39.333331][ C1] 1 lock held by swapper/1/0: [ 39.338026][ C1] #0: ffffffff8e5e31c0 (rcu_callback){....}-{0:0}, at= : rcu_core+0x75f/0x15c0 [ 39.347144][ C1] Preemption disabled at: [ 39.347155][ C1] [<0000000000000000>] 0x0 [ 39.355914][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Tainted: G = W syzkaller #0 PREEMPT(full)=20 [ 39.355946][ C1] Tainted: [W]=3DWARN [ 39.355953][ C1] Hardware name: Google Google Compute Engine/Google C= ompute Engine, BIOS Google 01/13/2026 [ 39.355968][ C1] Call Trace: [ 39.355975][ C1] [ 39.355984][ C1] dump_stack_lvl+0x100/0x190 [ 39.356017][ C1] __might_resched.cold+0x1ec/0x232 [ 39.356048][ C1] ? __pfx___might_resched+0x10/0x10 [ 39.356078][ C1] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 39.356113][ C1] arch_stack_walk+0xe0/0x130 [ 39.356148][ C1] ? default_idle_call+0x6c/0xb0 [ 39.356181][ C1] stack_trace_save+0x8e/0xc0 [ 39.356213][ C1] ? __pfx_stack_trace_save+0x10/0x10 [ 39.356248][ C1] ? __lock_acquire+0x4a5/0x2630 [ 39.356273][ C1] kasan_save_stack+0x30/0x50 [ 39.356299][ C1] ? kasan_save_stack+0x30/0x50 [ 39.356323][ C1] ? kasan_save_track+0x14/0x30 [ 39.356352][ C1] ? kasan_save_free_info+0x3b/0x70 [ 39.356372][ C1] ? __kasan_slab_free+0x5f/0x80 [ 39.356398][ C1] ? kfree+0x1c7/0x690 [ 39.356418][ C1] ? slab_free_after_rcu_debug+0x55/0x1c0 [ 39.356441][ C1] ? rcu_core+0x7c0/0x15c0 [ 39.356466][ C1] ? handle_softirqs+0x1ea/0x910 [ 39.356497][ C1] ? __irq_exit_rcu+0xef/0x150 [ 39.356527][ C1] ? irq_exit_rcu+0x9/0x30 [ 39.356556][ C1] ? sysvec_apic_timer_interrupt+0xa3/0xc0 [ 39.356578][ C1] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 39.356603][ C1] ? pv_native_safe_halt+0xf/0x20 [ 39.356623][ C1] ? default_idle+0x9/0x10 [ 39.356646][ C1] ? default_idle_call+0x6c/0xb0 [ 39.356697][ C1] kasan_save_track+0x14/0x30 [ 39.356723][ C1] kasan_save_free_info+0x3b/0x70 [ 39.356744][ C1] __kasan_slab_free+0x5f/0x80 [ 39.356773][ C1] kfree+0x1c7/0x690 [ 39.356793][ C1] ? lock_acquire+0x17c/0x330 [ 39.356813][ C1] ? slab_free_after_rcu_debug+0x55/0x1c0 [ 39.356841][ C1] ? rcu_core+0x7bb/0x15c0 [ 39.356867][ C1] ? slab_free_after_rcu_debug+0x55/0x1c0 [ 39.356891][ C1] slab_free_after_rcu_debug+0x55/0x1c0 [ 39.356919][ C1] rcu_core+0x7c0/0x15c0 [ 39.356952][ C1] ? __pfx_rcu_core+0x10/0x10 [ 39.356990][ C1] handle_softirqs+0x1ea/0x910 [ 39.357026][ C1] ? __pfx_handle_softirqs+0x10/0x10 [ 39.357063][ C1] __irq_exit_rcu+0xef/0x150 [ 39.357092][ C1] irq_exit_rcu+0x9/0x30 [ 39.357121][ C1] sysvec_apic_timer_interrupt+0xa3/0xc0 [ 39.357145][ C1] [ 39.357152][ C1] [ 39.357160][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 39.357186][ C1] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 39.357209][ C1] Code: 66 78 02 c3 cc cc cc cc 0f 1f 00 90 90 90 90 9= 0 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 83 bc 14 00 f= b f4 fc 31 03 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 [ 39.357232][ C1] RSP: 0018:ffffc90000197df0 EFLAGS: 00000242 [ 39.357250][ C1] RAX: 000000000001ac97 RBX: ffff88801e2ba4c0 RCX: fff= fffff8b76c4b5 [ 39.357266][ C1] RDX: 0000000000000000 RSI: ffffffff8dc4550c RDI: fff= fffff8bfa35a0 [ 39.357281][ C1] RBP: 0000000000000001 R08: 0000000000000001 R09: fff= fed10170a673d [ 39.357295][ C1] R10: ffff8880b85339eb R11: 0000000000000000 R12: fff= fed1003c57498 [ 39.357309][ C1] R13: 0000000000000001 R14: ffffffff90b74bd0 R15: 000= 0000000000000 [ 39.357331][ C1] ? ct_kernel_exit+0x125/0x180 [ 39.357366][ C1] default_idle+0x9/0x10 [ 39.357391][ C1] default_idle_call+0x6c/0xb0 [ 39.357419][ C1] do_idle+0x35b/0x4b0 [ 39.357450][ C1] ? __pfx_do_idle+0x10/0x10 [ 39.357488][ C1] cpu_startup_entry+0x4f/0x60 [ 39.357519][ C1] start_secondary+0x21d/0x2d0 [ 39.357543][ C1] ? __pfx_start_secondary+0x10/0x10 [ 39.357573][ C1] common_startup_64+0x13e/0x148 [ 39.357617][ C1] [ 39.453068][ T1] SELinux: Permission firmware_load in class system n= ot defined in policy. [ 39.734776][ T1] SELinux: Permission kexec_image_load in class syste= m not defined in policy. [ 39.743703][ T1] SELinux: Permission kexec_initramfs_load in class s= ystem not defined in policy. [ 39.753063][ T1] SELinux: Permission policy_load in class system not= defined in policy. [ 39.761564][ T1] SELinux: Permission x509_certificate_load in class = system not defined in policy. [ 39.770953][ T1] SELinux: Permission watch_mountns in class file not= defined in policy. [ 39.779447][ T1] SELinux: Permission watch_mountns in class dir not = defined in policy. [ 39.787870][ T1] SELinux: Permission watch_mountns in class lnk_file= not defined in policy. [ 39.796726][ T1] SELinux: Permission watch_mountns in class chr_file= not defined in policy. [ 39.805623][ T1] SELinux: Permission watch_mountns in class blk_file= not defined in policy. [ 39.814465][ T1] SELinux: Permission watch_mountns in class sock_fil= e not defined in policy. [ 39.823407][ T1] SELinux: Permission watch_mountns in class fifo_fil= e not defined in policy. [ 39.832407][ T1] SELinux: Permission nlmsg in class netlink_route_so= cket not defined in policy. [ 39.841597][ T1] SELinux: Permission nlmsg in class netlink_tcpdiag_= socket not defined in policy. [ 39.851179][ T1] SELinux: Permission nlmsg in class netlink_xfrm_soc= ket not defined in policy. [ 39.860301][ T1] SELinux: Permission nlmsg in class netlink_audit_so= cket not defined in policy. [ 39.869677][ T1] SELinux: Permission watch_mountns in class anon_ino= de not defined in policy. [ 39.878686][ T1] SELinux: Permission allowed in class io_uring not d= efined in policy. [ 39.887020][ T1] SELinux: Class memfd_file not defined in policy. [ 39.893573][ T1] SELinux: the above unknown classes and permissions w= ill be denied [ 39.971428][ T1] SELinux: policy capability network_peer_controls=3D= 1 [ 39.978336][ T1] SELinux: policy capability open_perms=3D1 [ 39.984137][ T1] SELinux: policy capability extended_socket_class=3D= 1 [ 39.990945][ T1] SELinux: policy capability always_check_network=3D0 [ 39.997659][ T1] SELinux: policy capability cgroup_seclabel=3D1 [ 40.003875][ T1] SELinux: policy capability nnp_nosuid_transition=3D= 1 [ 40.010651][ T1] SELinux: policy capability genfs_seclabel_symlinks= =3D0 [ 40.017589][ T1] SELinux: policy capability ioctl_skip_cloexec=3D0 [ 40.024073][ T1] SELinux: policy capability userspace_initial_contex= t=3D0 [ 40.031201][ T1] SELinux: policy capability netlink_xperm=3D0 [ 40.037354][ T1] SELinux: policy capability netif_wildcard=3D0 [ 40.043494][ T1] SELinux: policy capability genfs_seclabel_wildcard= =3D0 [ 40.050466][ T1] SELinux: policy capability functionfs_seclabel=3D0 [ 40.057184][ T1] SELinux: policy capability memfd_class=3D0 [ 40.141477][ T30] audit: type=3D1403 audit(1769518249.136:2): auid=3D4= 294967295 ses=3D4294967295 lsm=3Dselinux res=3D1 [ 40.200895][ T5153] mount (5153) used greatest stack depth: 25576 bytes = left [ 40.255346][ T5154] EXT4-fs (sda1): re-mounted 4f91c6db-4997-4bb4-91b8-7= e83a20c1bf1 r/w. syzkaller build log: go env (err=3D) AR=3D'ar' CC=3D'gcc' CGO_CFLAGS=3D'-O2 -g' CGO_CPPFLAGS=3D'' CGO_CXXFLAGS=3D'-O2 -g' CGO_ENABLED=3D'1' CGO_FFLAGS=3D'-O2 -g' CGO_LDFLAGS=3D'-O2 -g' CXX=3D'g++' GCCGO=3D'gccgo' GO111MODULE=3D'auto' GOAMD64=3D'v1' GOARCH=3D'amd64' GOAUTH=3D'netrc' GOBIN=3D'' GOCACHE=3D'/syzkaller/.cache/go-build' GOCACHEPROG=3D'' GODEBUG=3D'' GOENV=3D'/syzkaller/.config/go/env' GOEXE=3D'' GOEXPERIMENT=3D'' GOFIPS140=3D'off' GOFLAGS=3D'' GOGCCFLAGS=3D'-fPIC -m64 -pthread -Wl,--no-gc-sections -fmessage-length=3D0= -ffile-prefix-map=3D/tmp/go-build956639603=3D/tmp/go-build -gno-record-gcc= -switches' GOHOSTARCH=3D'amd64' GOHOSTOS=3D'linux' GOINSECURE=3D'' GOMOD=3D'/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/go.mo= d' 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'/usr/local/go' GOSUMDB=3D'sum.golang.org' GOTELEMETRY=3D'local' GOTELEMETRYDIR=3D'/syzkaller/.config/go/telemetry' GOTMPDIR=3D'' GOTOOLCHAIN=3D'auto' GOTOOLDIR=3D'/usr/local/go/pkg/tool/linux_amd64' GOVCS=3D'' GOVERSION=3D'go1.24.4' GOWORK=3D'' PKG_CONFIG=3D'pkg-config' git status (err=3D) HEAD detached at 40acda8acc 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}}' -ldflags=3D"-s -w -X github.com/google/syzkaller/pr= og.GitRevision=3D40acda8acc843b8f5cc068eaad3b6b217e5a9de6 -X github.com/goo= gle/syzkaller/prog.gitRevisionDate=3D20260124-070254" ./sys/syz-sysgen | g= rep -q false || go install -ldflags=3D"-s -w -X github.com/google/syzkaller= /prog.GitRevision=3D40acda8acc843b8f5cc068eaad3b6b217e5a9de6 -X github.com/= google/syzkaller/prog.gitRevisionDate=3D20260124-070254" ./sys/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=3D40acda8acc843b8f5cc068eaad3b6b217e5a9de6 -X g= ithub.com/google/syzkaller/prog.gitRevisionDate=3D20260124-070254" -o ./bi= n/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\"40acda8acc843b8f5cc068eaad3b6b217e= 5a9de6\" /usr/bin/ld: /tmp/ccUB8XYQ.o: in function `Connection::Connect(char const*,= char const*)': executor.cc:(.text._ZN10Connection7ConnectEPKcS1_[_ZN10Connection7ConnectEP= KcS1_]+0x386): warning: Using 'gethostbyname' in statically linked applicat= ions requires at runtime the shared libraries from the glibc version used f= or linking ./tools/check-syzos.sh 2>/dev/null Error text is too large and was truncated, full error text is at: https://syzkaller.appspot.com/x/error.txt?x=3D17cd9a94580000 Tested on: commit: fcb70a56 Merge tag 'vfs-6.19-rc8.fixes' of git://git.k.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=3Df1fac0919970b67= 1 dashboard link: https://syzkaller.appspot.com/bug?extid=3D316c0070a0341d266= 1a2 compiler: gcc (Debian 14.2.0-19) 14.2.0, GNU ld (GNU Binutils for Deb= ian) 2.44 patch: https://syzkaller.appspot.com/x/patch.diff?x=3D105488025800= 00