From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oo1-f79.google.com (mail-oo1-f79.google.com [209.85.161.79]) (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 E2FF046EF99 for ; Wed, 5 Aug 2026 22:45:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.161.79 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785969929; cv=none; b=Ux91M7RcB5XnwUBVEeJ6vgBippL4+cViAzmGNJWMsOv0PaLyHvrUy2dG3VPBjIkXRIgTkXpW6wPTCLBFTmcfu1DItnVoud5S5UZ4KGJPqL63ThlvsWm/pmjwX4nFVUWwLSeSRzyF1pJqDXv1YnPdG9PwJxMvKs0+P0RNOSGQrso= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785969929; c=relaxed/simple; bh=ObrrrhVIABvmMsjgtGxn0fo10sgWBJJq1fSzxCxi5tc=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=F26ei3DW0epmMkVmiNU2VFwptTPYbL07J+OTbu082x/A5YkQawmW75fRdDIaBvAzcUH69eUYM5blQIbnQIbdfniZKUAxAqVVWrqBK9hT2S2YAIe1QEZfsOHIETa7CymTKz/RIEmc0l46/poW32rSKo2c0YSx2/8V3ci0afTS37U= 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=209.85.161.79 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-oo1-f79.google.com with SMTP id 006d021491bc7-6ae8bc06f00so1279918eaf.3 for ; Wed, 05 Aug 2026 15:45:26 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1785969926; x=1786574726; h=content-type:to:from:subject:message-id:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to :content-type; bh=SREuf9Mlu8ZYiOLiOyDH/te4HL0atuAHoIKIhO5+8Ck=; b=IOi7SEhUmn6TuNyUQsri/1NRpAa5+J3upw0fjcCHpRiFLKrtSKy4hUBMsvfzqKKY5A gsgjo7x/zFm2sgZlxiCcLFI83N5meWb9gMcPFh2XWbhEaW95Qn2LFL8GcWGM+q+8K1Gu Q3XQ183sTVHzyglyOLj1Hmt/H4nQuqg4FdJZVGQzb+GcC0AMWobwqQwIpJxv6en1gI/F 38VLegoDdhwyl9qkl2zNuZrUPQ+Ry7nZd2zeb1K7ODoQRyAOdi0UrEJTAxSl2c+uB1Db Ev0MBY0E3sY/EOgC3avyy+ZbR7fOPMf+QNMWbN96N89YG/8TGtbmP583nwjwcZcSp3ZD LOaA== X-Forwarded-Encrypted: i=1; AHgh+RqNR963pOVfAfsewyl4T+KvvrpVgJVUf3BWlUf6r9ll58SrQ0Vzq3EsBqt2UoeKfWAdIhEVXIKho3+kt2Y=@vger.kernel.org X-Gm-Message-State: AOJu0YzA0nRTQNechopKFsOMsdKrEj0/ugmGE87+Lot4I0oHWJ/nA9g9 99hsDhgCSC5BQAsCRg2TWcP7Is8JUchvDlTt8h3In5UA0qzS8cfw5fgMMl3l3ZdcSc/ugJmeNeG fKEdsDQaY2hJq1FG87+QQ+FCULT4RZM6q1ojutokdYTmMw+PhWJJCUmF8uzA= Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6820:1a0e:b0:6aa:da04:b583 with SMTP id 006d021491bc7-6ae96ed3e2dmr5417575eaf.17.1785969925759; Wed, 05 Aug 2026 15:45:25 -0700 (PDT) Date: Wed, 05 Aug 2026 15:45:25 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6a73bd05.5aeeccc9.207e63.0005.GAE@google.com> Subject: [syzbot] [acpi?] general protection fault in software_node_register From: syzbot To: andriy.shevchenko@linux.intel.com, dakr@kernel.org, djrscally@gmail.com, driver-core@lists.linux.dev, gregkh@linuxfoundation.org, heikki.krogerus@linux.intel.com, linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org, rafael@kernel.org, sakari.ailus@linux.intel.com, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot found the following issue on: HEAD commit: 7235a3e71949 Merge branch 'for-next/core' into for-kernelci git tree: git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci console output: https://syzkaller.appspot.com/x/log.txt?x=122e13b9580000 kernel config: https://syzkaller.appspot.com/x/.config?x=ccf4bea59f67007 dashboard link: https://syzkaller.appspot.com/bug?extid=665bae0a102933788e1a compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8 userspace arch: arm64 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=142f9bb9580000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=16abbe32580000 Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/fd45635beaae/disk-7235a3e7.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/d7d2e6507223/vmlinux-7235a3e7.xz kernel image: https://storage.googleapis.com/syzbot-assets/b5b5d8de4cea/Image-7235a3e7.gz.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+665bae0a102933788e1a@syzkaller.appspotmail.com EXT4-fs (nvme0n1p2): shut down requested (2) Aborting journal on device nvme0n1p2-8. Unable to handle kernel paging request at virtual address dfff800000 Unable to handle kernel paging request at virtual address dfff800000000001 KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f] Mem abort info: ESR = 0x0000000096000005 EC = 0x25: DABT (current EL), IL = 32 bits SET = 0, FnV = 0 EA = 0, S1PTW = 0 FSC = 0x05: level 1 translation fault Data abort info: ISV = 0, ISS = 0x00000005, ISS2 = 0x00000000 CM = 0, WnR = 0, TnD = 0, TagAccess = 0 GCS = 0, Overlay = 0, DirtyBit = 0 [dfff800000000001] address between user and kernel address ranges Internal error: Oops: 0000000096000005 [#1] SMP Modules linked in: CPU: 1 UID: 0 PID: 4917 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/02/2026 pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : software_node_register+0x30/0xd4 drivers/base/swnode.c:927 lr : software_node_register+0x28/0xd4 drivers/base/swnode.c:926 sp : ffff800095917500 x29: ffff800095917500 x28: 0000000000000000 x27: ffff0000c2b100d0 x26: dfff800000000000 x25: ffff700012b22eb4 x24: 0000000000001ae0 x23: 0000000000000001 x22: dfff800000000000 x21: 0000000000000008 x20: 0000000000000000 x19: 0000000000000000 x18: 00000000ffffffff x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000 x14: 0000000000000000 x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000000000 x10: 0000000000000003 x9 : 0000000000000000 x8 : 0000000000000000 x7 : 0000010000003fff x6 : 0000010000000000 x5 : ffff0000c6f62980 x4 : 0000000000000400 x3 : ffff8000831b8d98 x2 : 0000000000001ae0 x1 : ffff0000d09aba80 x0 : 0000000000000000 Call trace: software_node_register+0x30/0xd4 drivers/base/swnode.c:927 (P) device_add_software_node+0x16c/0x1cc drivers/base/swnode.c:1015 dwc3_pci_quirks drivers/usb/dwc3/dwc3-pci.c:311 [inline] dwc3_pci_probe+0x460/0x8e4 drivers/usb/dwc3/dwc3-pci.c:375 local_pci_probe+0xc8/0x158 drivers/pci/pci-driver.c:332 pci_call_probe drivers/pci/pci-driver.c:394 [inline] __pci_device_probe drivers/pci/pci-driver.c:455 [inline] pci_device_probe+0x460/0x8d4 drivers/pci/pci-driver.c:489 call_driver_probe drivers/base/dd.c:-1 [inline] really_probe+0x29c/0x800 drivers/base/dd.c:706 __driver_probe_device+0x1e0/0x350 drivers/base/dd.c:868 device_driver_attach+0x58/0xac drivers/base/dd.c:1203 bind_store+0xf4/0x14c drivers/base/bus.c:267 drv_attr_store+0x80/0xa4 drivers/base/bus.c:125 sysfs_kf_write+0xe0/0x108 fs/sysfs/file.c:145 kernfs_fop_write_iter+0x260/0x3b8 fs/kernfs/file.c:345 new_sync_write fs/read_write.c:595 [inline] vfs_write+0x51c/0xa0c fs/read_write.c:687 ksys_write+0x12c/0x228 fs/read_write.c:739 __do_sys_write fs/read_write.c:750 [inline] __se_sys_write fs/read_write.c:747 [inline] __arm64_sys_write+0x84/0x98 fs/read_write.c:747 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x244 arch/arm64/kernel/syscall.c:49 el0_svc_common+0xec/0x23c arch/arm64/kernel/syscall.c:121 do_el0_svc+0x4c/0x5c arch/arm64/kernel/syscall.c:140 el0_svc+0x64/0x260 arch/arm64/kernel/entry-common.c:736 el0t_64_sync_handler+0x48/0x148 arch/arm64/kernel/entry-common.c:755 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:594 Code: f2fbfff6 9784f9dc 91002275 d343feb7 (38766ae8) ---[ end trace 0000000000000000 ]--- ---------------- Code disassembly (best guess): 0: f2fbfff6 movk x22, #0xdfff, lsl #48 4: 9784f9dc bl 0xfffffffffe13e774 8: 91002275 add x21, x19, #0x8 c: d343feb7 lsr x23, x21, #3 * 10: 38766ae8 ldrb w8, [x23, x22] <-- trapping instruction --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@googlegroups.com. syzbot will keep track of this issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot. If the report is already addressed, let syzbot know by replying with: #syz fix: exact-commit-title If you want syzbot to run the reproducer, reply with: #syz test: git://repo/address.git branch-or-commit-hash If you attach or paste a git patch, syzbot will apply it before testing. If you want to overwrite report's subsystems, reply with: #syz set subsystems: new-subsystem (See the list of subsystem names on the web dashboard) If the report is a duplicate of another one, reply with: #syz dup: exact-subject-of-another-report If you want to undo deduplication, reply with: #syz undup