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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C9841C32771 for ; Sun, 18 Sep 2022 10:24:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229675AbiIRKYW (ORCPT ); Sun, 18 Sep 2022 06:24:22 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34416 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229538AbiIRKYT (ORCPT ); Sun, 18 Sep 2022 06:24:19 -0400 Received: from mail-il1-f199.google.com (mail-il1-f199.google.com [209.85.166.199]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A5C0E167F4 for ; Sun, 18 Sep 2022 03:24:16 -0700 (PDT) Received: by mail-il1-f199.google.com with SMTP id d6-20020a056e020be600b002dcc7977592so17363246ilu.17 for ; Sun, 18 Sep 2022 03:24:16 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date; bh=Zi/if1Z/uiBRAE46Fu4c7TXoJHQDRNoavB19umOUukg=; b=Ha5ECWJdqveGovaZWIV4YdscsZM7EN7KZcdLXdsds06NAy6taAc/Ekr+GGqGROw5ML 1JdSmSjmCYTDdDlA1lXWOm/C+OAiYq0zdIx10EuoYObE8b9JbsJcojJU5v39USuF5Dik JnxdPcYxP4sLgLkwq45EUbkmRFOwCl8chWZ8WekEZLa39Gpo/5nLc31sOIrE752lodA/ hotpdJ3TMPAJUYkGQ9UzqHPp3S7TzCzl+3fdSNK1J7sexy04ZZK8aEcW9fewGxTAgcDS 1+gSw6InPAzMzT3cqt7Ok7LvoMl1lKqX/lIrrQevWVwf0XHDQDVKBoF6DqIz7P41xpOJ 3/QQ== X-Gm-Message-State: ACrzQf2pzcGHLcmtrFdsCNtLrtQIcqjcO3A5i0w0KZi++aeL8/wwiNWB JSYKzg+kmGVoWg+lcNyEBZCwbWvGwzbpxsNg0mZ6g0WJHWZi X-Google-Smtp-Source: AMsMyM5Q2Ses7UVsQsK3yO3bzv1MWjxURoEqO+rAbO/gwJFoBjZ4tqQk2TkcaLiDHJ872SfEhdz5GQ1w89UCK8cbj7xj89VuVatU MIME-Version: 1.0 X-Received: by 2002:a6b:d80b:0:b0:6a0:d510:9d81 with SMTP id y11-20020a6bd80b000000b006a0d5109d81mr5142548iob.16.1663496656003; Sun, 18 Sep 2022 03:24:16 -0700 (PDT) Date: Sun, 18 Sep 2022 03:24:15 -0700 In-Reply-To: <20220918094405.890-1-hdanton@sina.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000004428d505e8f0ffe4@google.com> Subject: Re: [syzbot] BUG: soft lockup in tx From: syzbot To: hdanton@sina.com, 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 has tested the proposed patch but the reproducer is still triggering an issue: WARNING in handle_tx ieee802154 phy0 wpan0: encryption failed: -22 ieee802154 phy1 wpan1: encryption failed: -22 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 1377 at drivers/net/caif/caif_serial.c:225 handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 Modules linked in: CPU: 0 PID: 1377 Comm: aoe_tx0 Not tainted 6.0.0-rc4-syzkaller-00071-ga6b443748715-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 lr : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 sp : ffff80001477bc10 x29: ffff80001477bc10 x28: ffff80000f103000 x27: ffff80000d2bb000 x26: 0000000000000000 x25: 0000000000000fff x24: 00000000ffffbc03 x23: ffff0000cf09c200 x22: 00000000ffffbc02 x21: ffff0000cf296cb0 x20: ffff0000cf23e800 x19: ffff0000cf296c80 x18: 00000000000000c0 x17: ffff80000dd3a698 x16: ffff80000db78658 x15: ffff0000c6271a80 x14: 0000000000000028 x13: 00000000ffffffff x12: ffff0000c6271a80 x11: ff80800009e7d314 x10: 0000000000000000 x9 : ffff800009e7d314 x8 : ffff0000c6271a80 x7 : ffff8000098f58f0 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000002 x1 : 00000000ffffbc02 x0 : 00000000ffffbc03 Call trace: handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 caif_xmit+0xa4/0xe0 drivers/net/caif/caif_serial.c:285 __netdev_start_xmit include/linux/netdevice.h:4819 [inline] netdev_start_xmit include/linux/netdevice.h:4833 [inline] xmit_one net/core/dev.c:3590 [inline] dev_hard_start_xmit+0xd4/0x1ec net/core/dev.c:3606 __dev_queue_xmit+0x78c/0xc88 net/core/dev.c:4256 dev_queue_xmit include/linux/netdevice.h:3008 [inline] tx+0x74/0x118 drivers/block/aoe/aoenet.c:63 kthread+0x90/0x154 kernel/kthread.c:357 kthread+0x12c/0x158 kernel/kthread.c:376 ret_from_fork+0x10/0x20 irq event stamp: 43337 hardirqs last enabled at (43336): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (43336): [] exit_to_kernel_mode+0xe8/0x118 arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (43337): [] el1_dbg+0x24/0x5c arch/arm64/kernel/entry-common.c:395 softirqs last enabled at (1392): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (1396): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 1377 at drivers/net/caif/caif_serial.c:225 handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 Modules linked in: CPU: 0 PID: 1377 Comm: aoe_tx0 Tainted: G W 6.0.0-rc4-syzkaller-00071-ga6b443748715-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 lr : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 sp : ffff80001477bc10 x29: ffff80001477bc10 x28: ffff80000f103000 x27: ffff80000d2bb000 x26: 0000000000000000 x25: 0000000000000fff x24: 00000000ffffbc08 x23: ffff0000cf09c200 x22: 00000000ffffbc02 x21: ffff0000cf296cb0 x20: ffff0000cf23e800 x19: ffff0000cf296c80 x18: 00000000000000c0 x17: ffff80000dd3a698 x16: ffff80000db78658 x15: ffff0000c6271a80 x14: 0000000000000028 x13: 00000000ffffffff x12: ffff0000c6271a80 x11: ff80800009e7d314 x10: 0000000000000000 x9 : ffff800009e7d314 x8 : ffff0000c6271a80 x7 : ffff8000098f58f0 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000002 x1 : 00000000ffffbc02 x0 : 00000000ffffbc08 Call trace: handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 caif_xmit+0xa4/0xe0 drivers/net/caif/caif_serial.c:285 __netdev_start_xmit include/linux/netdevice.h:4819 [inline] netdev_start_xmit include/linux/netdevice.h:4833 [inline] xmit_one net/core/dev.c:3590 [inline] dev_hard_start_xmit+0xd4/0x1ec net/core/dev.c:3606 __dev_queue_xmit+0x78c/0xc88 net/core/dev.c:4256 dev_queue_xmit include/linux/netdevice.h:3008 [inline] tx+0x74/0x118 drivers/block/aoe/aoenet.c:63 kthread+0x90/0x154 kernel/kthread.c:357 kthread+0x12c/0x158 kernel/kthread.c:376 ret_from_fork+0x10/0x20 irq event stamp: 43345 hardirqs last enabled at (43344): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (43344): [] _raw_spin_unlock_irqrestore+0x48/0x8c kernel/locking/spinlock.c:194 hardirqs last disabled at (43345): [] el1_dbg+0x24/0x5c arch/arm64/kernel/entry-common.c:395 softirqs last enabled at (1392): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (1396): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 1377 at drivers/net/caif/caif_serial.c:225 handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 Modules linked in: CPU: 0 PID: 1377 Comm: aoe_tx0 Tainted: G W 6.0.0-rc4-syzkaller-00071-ga6b443748715-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 lr : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 sp : ffff80001477bc10 x29: ffff80001477bc10 x28: ffff80000f103000 x27: ffff80000d2bb000 x26: 0000000000000000 x25: 0000000000000fff x24: 00000000ffffbc0e x23: ffff0000cf09c200 x22: 00000000ffffbc02 x21: ffff0000cf296cb0 x20: ffff0000cf23e800 x19: ffff0000cf296c80 x18: 00000000000000c0 x17: ffff80000dd3a698 x16: ffff80000db78658 x15: ffff0000c6271a80 x14: 0000000000000028 x13: 00000000ffffffff x12: ffff0000c6271a80 x11: ff80800009e7d314 x10: 0000000000000000 x9 : ffff800009e7d314 x8 : ffff0000c6271a80 x7 : ffff8000098f58f0 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000002 x1 : 00000000ffffbc02 x0 : 00000000ffffbc0e Call trace: handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 caif_xmit+0xa4/0xe0 drivers/net/caif/caif_serial.c:285 __netdev_start_xmit include/linux/netdevice.h:4819 [inline] netdev_start_xmit include/linux/netdevice.h:4833 [inline] xmit_one net/core/dev.c:3590 [inline] dev_hard_start_xmit+0xd4/0x1ec net/core/dev.c:3606 __dev_queue_xmit+0x78c/0xc88 net/core/dev.c:4256 dev_queue_xmit include/linux/netdevice.h:3008 [inline] tx+0x74/0x118 drivers/block/aoe/aoenet.c:63 kthread+0x90/0x154 kernel/kthread.c:357 kthread+0x12c/0x158 kernel/kthread.c:376 ret_from_fork+0x10/0x20 irq event stamp: 43353 hardirqs last enabled at (43352): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (43352): [] _raw_spin_unlock_irqrestore+0x48/0x8c kernel/locking/spinlock.c:194 hardirqs last disabled at (43353): [] el1_dbg+0x24/0x5c arch/arm64/kernel/entry-common.c:395 softirqs last enabled at (1392): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (1396): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 1377 at drivers/net/caif/caif_serial.c:225 handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 Modules linked in: CPU: 0 PID: 1377 Comm: aoe_tx0 Tainted: G W 6.0.0-rc4-syzkaller-00071-ga6b443748715-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 lr : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 sp : ffff80001477bc10 x29: ffff80001477bc10 x28: ffff80000f103000 x27: ffff80000d2bb000 x26: 0000000000000000 x25: 0000000000000fff x24: 00000000ffffbc13 x23: ffff0000cf09c200 x22: 00000000ffffbc02 x21: ffff0000cf296cb0 x20: ffff0000cf23e800 x19: ffff0000cf296c80 x18: 00000000000000c0 x17: ffff80000dd3a698 x16: ffff80000db78658 x15: ffff0000c6271a80 x14: 0000000000000028 x13: 00000000ffffffff x12: ffff0000c6271a80 x11: ff80800009e7d314 x10: 0000000000000000 x9 : ffff800009e7d314 x8 : ffff0000c6271a80 x7 : ffff8000098f58f0 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000002 x1 : 00000000ffffbc02 x0 : 00000000ffffbc13 Call trace: handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 caif_xmit+0xa4/0xe0 drivers/net/caif/caif_serial.c:285 __netdev_start_xmit include/linux/netdevice.h:4819 [inline] netdev_start_xmit include/linux/netdevice.h:4833 [inline] xmit_one net/core/dev.c:3590 [inline] dev_hard_start_xmit+0xd4/0x1ec net/core/dev.c:3606 __dev_queue_xmit+0x78c/0xc88 net/core/dev.c:4256 dev_queue_xmit include/linux/netdevice.h:3008 [inline] tx+0x74/0x118 drivers/block/aoe/aoenet.c:63 kthread+0x90/0x154 kernel/kthread.c:357 kthread+0x12c/0x158 kernel/kthread.c:376 ret_from_fork+0x10/0x20 irq event stamp: 43361 hardirqs last enabled at (43360): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (43360): [] _raw_spin_unlock_irqrestore+0x48/0x8c kernel/locking/spinlock.c:194 hardirqs last disabled at (43361): [] el1_dbg+0x24/0x5c arch/arm64/kernel/entry-common.c:395 softirqs last enabled at (1392): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (1396): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 1377 at drivers/net/caif/caif_serial.c:225 handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 Modules linked in: CPU: 0 PID: 1377 Comm: aoe_tx0 Tainted: G W 6.0.0-rc4-syzkaller-00071-ga6b443748715-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 lr : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 sp : ffff80001477bc10 x29: ffff80001477bc10 x28: ffff80000f103000 x27: ffff80000d2bb000 x26: 0000000000000000 x25: 0000000000000fff x24: 00000000ffffbc19 x23: ffff0000cf09c200 x22: 00000000ffffbc02 x21: ffff0000cf296cb0 x20: ffff0000cf23e800 x19: ffff0000cf296c80 x18: 00000000000000c0 x17: ffff80000dd3a698 x16: ffff80000db78658 x15: ffff0000c6271a80 x14: 0000000000000028 x13: 00000000ffffffff x12: ffff0000c6271a80 x11: ff80800009e7d314 x10: 0000000000000000 x9 : ffff800009e7d314 x8 : ffff0000c6271a80 x7 : ffff8000098f58f0 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000002 x1 : 00000000ffffbc02 x0 : 00000000ffffbc19 Call trace: handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 caif_xmit+0xa4/0xe0 drivers/net/caif/caif_serial.c:285 __netdev_start_xmit include/linux/netdevice.h:4819 [inline] netdev_start_xmit include/linux/netdevice.h:4833 [inline] xmit_one net/core/dev.c:3590 [inline] dev_hard_start_xmit+0xd4/0x1ec net/core/dev.c:3606 __dev_queue_xmit+0x78c/0xc88 net/core/dev.c:4256 dev_queue_xmit include/linux/netdevice.h:3008 [inline] tx+0x74/0x118 drivers/block/aoe/aoenet.c:63 kthread+0x90/0x154 kernel/kthread.c:357 kthread+0x12c/0x158 kernel/kthread.c:376 ret_from_fork+0x10/0x20 irq event stamp: 43369 hardirqs last enabled at (43368): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (43368): [] _raw_spin_unlock_irqrestore+0x48/0x8c kernel/locking/spinlock.c:194 hardirqs last disabled at (43369): [] el1_dbg+0x24/0x5c arch/arm64/kernel/entry-common.c:395 softirqs last enabled at (1392): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (1396): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 1377 at drivers/net/caif/caif_serial.c:225 handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 Modules linked in: CPU: 0 PID: 1377 Comm: aoe_tx0 Tainted: G W 6.0.0-rc4-syzkaller-00071-ga6b443748715-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 lr : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 sp : ffff80001477bc10 x29: ffff80001477bc10 x28: ffff80000f103000 x27: ffff80000d2bb000 x26: 0000000000000000 x25: 0000000000000fff x24: 00000000ffffbc1e x23: ffff0000cf09c200 x22: 00000000ffffbc02 x21: ffff0000cf296cb0 x20: ffff0000cf23e800 x19: ffff0000cf296c80 x18: 00000000000000c0 x17: ffff80000dd3a698 x16: ffff80000db78658 x15: ffff0000c6271a80 x14: 0000000000000028 x13: 00000000ffffffff x12: ffff0000c6271a80 x11: ff80800009e7d314 x10: 0000000000000000 x9 : ffff800009e7d314 x8 : ffff0000c6271a80 x7 : ffff8000098f58f0 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000002 x1 : 00000000ffffbc02 x0 : 00000000ffffbc1e Call trace: handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 caif_xmit+0xa4/0xe0 drivers/net/caif/caif_serial.c:285 __netdev_start_xmit include/linux/netdevice.h:4819 [inline] netdev_start_xmit include/linux/netdevice.h:4833 [inline] xmit_one net/core/dev.c:3590 [inline] dev_hard_start_xmit+0xd4/0x1ec net/core/dev.c:3606 __dev_queue_xmit+0x78c/0xc88 net/core/dev.c:4256 dev_queue_xmit include/linux/netdevice.h:3008 [inline] tx+0x74/0x118 drivers/block/aoe/aoenet.c:63 kthread+0x90/0x154 kernel/kthread.c:357 kthread+0x12c/0x158 kernel/kthread.c:376 ret_from_fork+0x10/0x20 irq event stamp: 43377 hardirqs last enabled at (43376): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (43376): [] _raw_spin_unlock_irqrestore+0x48/0x8c kernel/locking/spinlock.c:194 hardirqs last disabled at (43377): [] el1_dbg+0x24/0x5c arch/arm64/kernel/entry-common.c:395 softirqs last enabled at (1392): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (1396): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 1377 at drivers/net/caif/caif_serial.c:225 handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 Modules linked in: CPU: 0 PID: 1377 Comm: aoe_tx0 Tainted: G W 6.0.0-rc4-syzkaller-00071-ga6b443748715-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 lr : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 sp : ffff80001477bc10 x29: ffff80001477bc10 x28: ffff80000f103000 x27: ffff80000d2bb000 x26: 0000000000000000 x25: 0000000000000fff x24: 00000000ffffbc24 x23: ffff0000cf09c200 x22: 00000000ffffbc02 x21: ffff0000cf296cb0 x20: ffff0000cf23e800 x19: ffff0000cf296c80 x18: 00000000000000c0 x17: ffff80000dd3a698 x16: ffff80000db78658 x15: ffff0000c6271a80 x14: 0000000000000028 x13: 00000000ffffffff x12: ffff0000c6271a80 x11: ff80800009e7d314 x10: 0000000000000000 x9 : ffff800009e7d314 x8 : ffff0000c6271a80 x7 : ffff8000098f58f0 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000002 x1 : 00000000ffffbc02 x0 : 00000000ffffbc24 Call trace: handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 caif_xmit+0xa4/0xe0 drivers/net/caif/caif_serial.c:285 __netdev_start_xmit include/linux/netdevice.h:4819 [inline] netdev_start_xmit include/linux/netdevice.h:4833 [inline] xmit_one net/core/dev.c:3590 [inline] dev_hard_start_xmit+0xd4/0x1ec net/core/dev.c:3606 __dev_queue_xmit+0x78c/0xc88 net/core/dev.c:4256 dev_queue_xmit include/linux/netdevice.h:3008 [inline] tx+0x74/0x118 drivers/block/aoe/aoenet.c:63 kthread+0x90/0x154 kernel/kthread.c:357 kthread+0x12c/0x158 kernel/kthread.c:376 ret_from_fork+0x10/0x20 irq event stamp: 43385 hardirqs last enabled at (43384): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (43384): [] _raw_spin_unlock_irqrestore+0x48/0x8c kernel/locking/spinlock.c:194 hardirqs last disabled at (43385): [] el1_dbg+0x24/0x5c arch/arm64/kernel/entry-common.c:395 softirqs last enabled at (1392): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (1396): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 1377 at drivers/net/caif/caif_serial.c:225 handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 Modules linked in: CPU: 0 PID: 1377 Comm: aoe_tx0 Tainted: G W 6.0.0-rc4-syzkaller-00071-ga6b443748715-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 lr : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 sp : ffff80001477bc10 x29: ffff80001477bc10 x28: ffff80000f103000 x27: ffff80000d2bb000 x26: 0000000000000000 x25: 0000000000000fff x24: 00000000ffffbc29 x23: ffff0000cf09c200 x22: 00000000ffffbc02 x21: ffff0000cf296cb0 x20: ffff0000cf23e800 x19: ffff0000cf296c80 x18: 00000000000000c0 x17: ffff80000dd3a698 x16: ffff80000db78658 x15: ffff0000c6271a80 x14: 0000000000000028 x13: 00000000ffffffff x12: ffff0000c6271a80 x11: ff80800009e7d314 x10: 0000000000000000 x9 : ffff800009e7d314 x8 : ffff0000c6271a80 x7 : ffff8000098f58f0 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000002 x1 : 00000000ffffbc02 x0 : 00000000ffffbc29 Call trace: handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 caif_xmit+0xa4/0xe0 drivers/net/caif/caif_serial.c:285 __netdev_start_xmit include/linux/netdevice.h:4819 [inline] netdev_start_xmit include/linux/netdevice.h:4833 [inline] xmit_one net/core/dev.c:3590 [inline] dev_hard_start_xmit+0xd4/0x1ec net/core/dev.c:3606 __dev_queue_xmit+0x78c/0xc88 net/core/dev.c:4256 dev_queue_xmit include/linux/netdevice.h:3008 [inline] tx+0x74/0x118 drivers/block/aoe/aoenet.c:63 kthread+0x90/0x154 kernel/kthread.c:357 kthread+0x12c/0x158 kernel/kthread.c:376 ret_from_fork+0x10/0x20 irq event stamp: 43393 hardirqs last enabled at (43392): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (43392): [] _raw_spin_unlock_irqrestore+0x48/0x8c kernel/locking/spinlock.c:194 hardirqs last disabled at (43393): [] el1_dbg+0x24/0x5c arch/arm64/kernel/entry-common.c:395 softirqs last enabled at (1392): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (1396): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 1377 at drivers/net/caif/caif_serial.c:225 handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 Modules linked in: CPU: 0 PID: 1377 Comm: aoe_tx0 Tainted: G W 6.0.0-rc4-syzkaller-00071-ga6b443748715-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 lr : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 sp : ffff80001477bc10 x29: ffff80001477bc10 x28: ffff80000f103000 x27: ffff80000d2bb000 x26: 0000000000000000 x25: 0000000000000fff x24: 00000000ffffbc2f x23: ffff0000cf09c200 x22: 00000000ffffbc02 x21: ffff0000cf296cb0 x20: ffff0000cf23e800 x19: ffff0000cf296c80 x18: 00000000000000c0 x17: ffff80000dd3a698 x16: ffff80000db78658 x15: ffff0000c6271a80 x14: 0000000000000028 x13: 00000000ffffffff x12: ffff0000c6271a80 x11: ff80800009e7d314 x10: 0000000000000000 x9 : ffff800009e7d314 x8 : ffff0000c6271a80 x7 : ffff8000098f58f0 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000002 x1 : 00000000ffffbc02 x0 : 00000000ffffbc2f Call trace: handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 caif_xmit+0xa4/0xe0 drivers/net/caif/caif_serial.c:285 __netdev_start_xmit include/linux/netdevice.h:4819 [inline] netdev_start_xmit include/linux/netdevice.h:4833 [inline] xmit_one net/core/dev.c:3590 [inline] dev_hard_start_xmit+0xd4/0x1ec net/core/dev.c:3606 __dev_queue_xmit+0x78c/0xc88 net/core/dev.c:4256 dev_queue_xmit include/linux/netdevice.h:3008 [inline] tx+0x74/0x118 drivers/block/aoe/aoenet.c:63 kthread+0x90/0x154 kernel/kthread.c:357 kthread+0x12c/0x158 kernel/kthread.c:376 ret_from_fork+0x10/0x20 irq event stamp: 43401 hardirqs last enabled at (43400): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (43400): [] _raw_spin_unlock_irqrestore+0x48/0x8c kernel/locking/spinlock.c:194 hardirqs last disabled at (43401): [] el1_dbg+0x24/0x5c arch/arm64/kernel/entry-common.c:395 softirqs last enabled at (1392): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (1396): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 1377 at drivers/net/caif/caif_serial.c:225 handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 Modules linked in: CPU: 0 PID: 1377 Comm: aoe_tx0 Tainted: G W 6.0.0-rc4-syzkaller-00071-ga6b443748715-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 lr : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 sp : ffff80001477bc10 x29: ffff80001477bc10 x28: ffff80000f103000 x27: ffff80000d2bb000 x26: 0000000000000000 x25: 0000000000000fff x24: 00000000ffffbc34 x23: ffff0000cf09c200 x22: 00000000ffffbc02 x21: ffff0000cf296cb0 x20: ffff0000cf23e800 x19: ffff0000cf296c80 x18: 00000000000000c0 x17: ffff80000dd3a698 x16: ffff80000db78658 x15: ffff0000c6271a80 x14: 0000000000000028 x13: 00000000ffffffff x12: ffff0000c6271a80 x11: ff80800009e7d314 x10: 0000000000000000 x9 : ffff800009e7d314 x8 : ffff0000c6271a80 x7 : ffff8000098f58f0 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000002 x1 : 00000000ffffbc02 x0 : 00000000ffffbc34 Call trace: handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 caif_xmit+0xa4/0xe0 drivers/net/caif/caif_serial.c:285 __netdev_start_xmit include/linux/netdevice.h:4819 [inline] netdev_start_xmit include/linux/netdevice.h:4833 [inline] xmit_one net/core/dev.c:3590 [inline] dev_hard_start_xmit+0xd4/0x1ec net/core/dev.c:3606 __dev_queue_xmit+0x78c/0xc88 net/core/dev.c:4256 dev_queue_xmit include/linux/netdevice.h:3008 [inline] tx+0x74/0x118 drivers/block/aoe/aoenet.c:63 kthread+0x90/0x154 kernel/kthread.c:357 kthread+0x12c/0x158 kernel/kthread.c:376 ret_from_fork+0x10/0x20 irq event stamp: 43409 hardirqs last enabled at (43408): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (43408): [] _raw_spin_unlock_irqrestore+0x48/0x8c kernel/locking/spinlock.c:194 hardirqs last disabled at (43409): [] el1_dbg+0x24/0x5c arch/arm64/kernel/entry-common.c:395 softirqs last enabled at (1392): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (1396): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 1377 at drivers/net/caif/caif_serial.c:225 handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 Modules linked in: CPU: 0 PID: 1377 Comm: aoe_tx0 Tainted: G W 6.0.0-rc4-syzkaller-00071-ga6b443748715-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 lr : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 sp : ffff80001477bc10 x29: ffff80001477bc10 x28: ffff80000f103000 x27: ffff80000d2bb000 x26: 0000000000000000 x25: 0000000000000fff x24: 00000000ffffbc3a x23: ffff0000cf09c200 x22: 00000000ffffbc02 x21: ffff0000cf296cb0 x20: ffff0000cf23e800 x19: ffff0000cf296c80 x18: 00000000000000c0 x17: ffff80000dd3a698 x16: ffff80000db78658 x15: ffff0000c6271a80 x14: 0000000000000028 x13: 00000000ffffffff x12: ffff0000c6271a80 x11: ff80800009e7d314 x10: 0000000000000000 x9 : ffff800009e7d314 x8 : ffff0000c6271a80 x7 : ffff8000098f58f0 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000002 x1 : 00000000ffffbc02 x0 : 00000000ffffbc3a Call trace: handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 caif_xmit+0xa4/0xe0 drivers/net/caif/caif_serial.c:285 __netdev_start_xmit include/linux/netdevice.h:4819 [inline] netdev_start_xmit include/linux/netdevice.h:4833 [inline] xmit_one net/core/dev.c:3590 [inline] dev_hard_start_xmit+0xd4/0x1ec net/core/dev.c:3606 __dev_queue_xmit+0x78c/0xc88 net/core/dev.c:4256 dev_queue_xmit include/linux/netdevice.h:3008 [inline] tx+0x74/0x118 drivers/block/aoe/aoenet.c:63 kthread+0x90/0x154 kernel/kthread.c:357 kthread+0x12c/0x158 kernel/kthread.c:376 ret_from_fork+0x10/0x20 irq event stamp: 43417 hardirqs last enabled at (43416): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (43416): [] _raw_spin_unlock_irqrestore+0x48/0x8c kernel/locking/spinlock.c:194 hardirqs last disabled at (43417): [] el1_dbg+0x24/0x5c arch/arm64/kernel/entry-common.c:395 softirqs last enabled at (1392): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (1396): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 1377 at drivers/net/caif/caif_serial.c:225 handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 Modules linked in: CPU: 0 PID: 1377 Comm: aoe_tx0 Tainted: G W 6.0.0-rc4-syzkaller-00071-ga6b443748715-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 lr : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 sp : ffff80001477bc10 x29: ffff80001477bc10 x28: ffff80000f103000 x27: ffff80000d2bb000 x26: 0000000000000000 x25: 0000000000000fff x24: 00000000ffffbc40 x23: ffff0000cf09c200 x22: 00000000ffffbc02 x21: ffff0000cf296cb0 x20: ffff0000cf23e800 x19: ffff0000cf296c80 x18: 00000000000000c0 x17: ffff80000dd3a698 x16: ffff80000db78658 x15: ffff0000c6271a80 x14: 0000000000000028 x13: 00000000ffffffff x12: ffff0000c6271a80 x11: ff80800009e7d314 x10: 0000000000000000 x9 : ffff800009e7d314 x8 : ffff0000c6271a80 x7 : ffff8000098f58f0 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000002 x1 : 00000000ffffbc02 x0 : 00000000ffffbc40 Call trace: handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 caif_xmit+0xa4/0xe0 drivers/net/caif/caif_serial.c:285 __netdev_start_xmit include/linux/netdevice.h:4819 [inline] netdev_start_xmit include/linux/netdevice.h:4833 [inline] xmit_one net/core/dev.c:3590 [inline] dev_hard_start_xmit+0xd4/0x1ec net/core/dev.c:3606 __dev_queue_xmit+0x78c/0xc88 net/core/dev.c:4256 dev_queue_xmit include/linux/netdevice.h:3008 [inline] tx+0x74/0x118 drivers/block/aoe/aoenet.c:63 kthread+0x90/0x154 kernel/kthread.c:357 kthread+0x12c/0x158 kernel/kthread.c:376 ret_from_fork+0x10/0x20 irq event stamp: 43425 hardirqs last enabled at (43424): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (43424): [] _raw_spin_unlock_irqrestore+0x48/0x8c kernel/locking/spinlock.c:194 hardirqs last disabled at (43425): [] el1_dbg+0x24/0x5c arch/arm64/kernel/entry-common.c:395 softirqs last enabled at (1392): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (1396): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 1377 at drivers/net/caif/caif_serial.c:225 handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 Modules linked in: CPU: 0 PID: 1377 Comm: aoe_tx0 Tainted: G W 6.0.0-rc4-syzkaller-00071-ga6b443748715-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 lr : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 sp : ffff80001477bc10 x29: ffff80001477bc10 x28: ffff80000f103000 x27: ffff80000d2bb000 x26: 0000000000000000 x25: 0000000000000fff x24: 00000000ffffbc45 x23: ffff0000cf09c200 x22: 00000000ffffbc02 x21: ffff0000cf296cb0 x20: ffff0000cf23e800 x19: ffff0000cf296c80 x18: 00000000000000c0 x17: ffff80000dd3a698 x16: ffff80000db78658 x15: ffff0000c6271a80 x14: 0000000000000028 x13: 00000000ffffffff x12: ffff0000c6271a80 x11: ff80800009e7d314 x10: 0000000000000000 x9 : ffff800009e7d314 x8 : ffff0000c6271a80 x7 : ffff8000098f58f0 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000002 x1 : 00000000ffffbc02 x0 : 00000000ffffbc45 Call trace: handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 caif_xmit+0xa4/0xe0 drivers/net/caif/caif_serial.c:285 __netdev_start_xmit include/linux/netdevice.h:4819 [inline] netdev_start_xmit include/linux/netdevice.h:4833 [inline] xmit_one net/core/dev.c:3590 [inline] dev_hard_start_xmit+0xd4/0x1ec net/core/dev.c:3606 __dev_queue_xmit+0x78c/0xc88 net/core/dev.c:4256 dev_queue_xmit include/linux/netdevice.h:3008 [inline] tx+0x74/0x118 drivers/block/aoe/aoenet.c:63 kthread+0x90/0x154 kernel/kthread.c:357 kthread+0x12c/0x158 kernel/kthread.c:376 ret_from_fork+0x10/0x20 irq event stamp: 43433 hardirqs last enabled at (43432): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (43432): [] _raw_spin_unlock_irqrestore+0x48/0x8c kernel/locking/spinlock.c:194 hardirqs last disabled at (43433): [] el1_dbg+0x24/0x5c arch/arm64/kernel/entry-common.c:395 softirqs last enabled at (1392): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (1396): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 1377 at drivers/net/caif/caif_serial.c:225 handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 Modules linked in: CPU: 0 PID: 1377 Comm: aoe_tx0 Tainted: G W 6.0.0-rc4-syzkaller-00071-ga6b443748715-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 lr : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 sp : ffff80001477bc10 x29: ffff80001477bc10 x28: ffff80000f103000 x27: ffff80000d2bb000 x26: 0000000000000000 x25: 0000000000000fff x24: 00000000ffffbc4a x23: ffff0000cf09c200 x22: 00000000ffffbc02 x21: ffff0000cf296cb0 x20: ffff0000cf23e800 x19: ffff0000cf296c80 x18: 00000000000000c0 x17: ffff80000dd3a698 x16: ffff80000db78658 x15: ffff0000c6271a80 x14: 0000000000000028 x13: 00000000ffffffff x12: ffff0000c6271a80 x11: ff80800009e7d314 x10: 0000000000000000 x9 : ffff800009e7d314 x8 : ffff0000c6271a80 x7 : ffff8000098f58f0 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000002 x1 : 00000000ffffbc02 x0 : 00000000ffffbc4a Call trace: handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 caif_xmit+0xa4/0xe0 drivers/net/caif/caif_serial.c:285 __netdev_start_xmit include/linux/netdevice.h:4819 [inline] netdev_start_xmit include/linux/netdevice.h:4833 [inline] xmit_one net/core/dev.c:3590 [inline] dev_hard_start_xmit+0xd4/0x1ec net/core/dev.c:3606 __dev_queue_xmit+0x78c/0xc88 net/core/dev.c:4256 dev_queue_xmit include/linux/netdevice.h:3008 [inline] tx+0x74/0x118 drivers/block/aoe/aoenet.c:63 kthread+0x90/0x154 kernel/kthread.c:357 kthread+0x12c/0x158 kernel/kthread.c:376 ret_from_fork+0x10/0x20 irq event stamp: 43441 hardirqs last enabled at (43440): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (43440): [] _raw_spin_unlock_irqrestore+0x48/0x8c kernel/locking/spinlock.c:194 hardirqs last disabled at (43441): [] el1_dbg+0x24/0x5c arch/arm64/kernel/entry-common.c:395 softirqs last enabled at (1392): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (1396): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 1377 at drivers/net/caif/caif_serial.c:225 handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 Modules linked in: CPU: 0 PID: 1377 Comm: aoe_tx0 Tainted: G W 6.0.0-rc4-syzkaller-00071-ga6b443748715-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 lr : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 sp : ffff80001477bc10 x29: ffff80001477bc10 x28: ffff80000f103000 x27: ffff80000d2bb000 x26: 0000000000000000 x25: 0000000000000fff x24: 00000000ffffbc50 x23: ffff0000cf09c200 x22: 00000000ffffbc02 x21: ffff0000cf296cb0 x20: ffff0000cf23e800 x19: ffff0000cf296c80 x18: 00000000000000c0 x17: ffff80000dd3a698 x16: ffff80000db78658 x15: ffff0000c6271a80 x14: 0000000000000028 x13: 00000000ffffffff x12: ffff0000c6271a80 x11: ff80800009e7d314 x10: 0000000000000000 x9 : ffff800009e7d314 x8 : ffff0000c6271a80 x7 : ffff8000098f58f0 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000002 x1 : 00000000ffffbc02 x0 : 00000000ffffbc50 Call trace: handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 caif_xmit+0xa4/0xe0 drivers/net/caif/caif_serial.c:285 __netdev_start_xmit include/linux/netdevice.h:4819 [inline] netdev_start_xmit include/linux/netdevice.h:4833 [inline] xmit_one net/core/dev.c:3590 [inline] dev_hard_start_xmit+0xd4/0x1ec net/core/dev.c:3606 __dev_queue_xmit+0x78c/0xc88 net/core/dev.c:4256 dev_queue_xmit include/linux/netdevice.h:3008 [inline] tx+0x74/0x118 drivers/block/aoe/aoenet.c:63 kthread+0x90/0x154 kernel/kthread.c:357 kthread+0x12c/0x158 kernel/kthread.c:376 ret_from_fork+0x10/0x20 irq event stamp: 43449 hardirqs last enabled at (43448): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (43448): [] _raw_spin_unlock_irqrestore+0x48/0x8c kernel/locking/spinlock.c:194 hardirqs last disabled at (43449): [] el1_dbg+0x24/0x5c arch/arm64/kernel/entry-common.c:395 softirqs last enabled at (1392): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (1396): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 1377 at drivers/net/caif/caif_serial.c:225 handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 Modules linked in: CPU: 0 PID: 1377 Comm: aoe_tx0 Tainted: G W 6.0.0-rc4-syzkaller-00071-ga6b443748715-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 lr : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 sp : ffff80001477bc10 x29: ffff80001477bc10 x28: ffff80000f103000 x27: ffff80000d2bb000 x26: 0000000000000000 x25: 0000000000000fff x24: 00000000ffffbc56 x23: ffff0000cf09c200 x22: 00000000ffffbc02 x21: ffff0000cf296cb0 x20: ffff0000cf23e800 x19: ffff0000cf296c80 x18: 00000000000000c0 x17: ffff80000dd3a698 x16: ffff80000db78658 x15: ffff0000c6271a80 x14: 0000000000000028 x13: 00000000ffffffff x12: ffff0000c6271a80 x11: ff80800009e7d314 x10: 0000000000000000 x9 : ffff800009e7d314 x8 : ffff0000c6271a80 x7 : ffff8000098f58f0 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000002 x1 : 00000000ffffbc02 x0 : 00000000ffffbc56 Call trace: handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 caif_xmit+0xa4/0xe0 drivers/net/caif/caif_serial.c:285 __netdev_start_xmit include/linux/netdevice.h:4819 [inline] netdev_start_xmit include/linux/netdevice.h:4833 [inline] xmit_one net/core/dev.c:3590 [inline] dev_hard_start_xmit+0xd4/0x1ec net/core/dev.c:3606 __dev_queue_xmit+0x78c/0xc88 net/core/dev.c:4256 dev_queue_xmit include/linux/netdevice.h:3008 [inline] tx+0x74/0x118 drivers/block/aoe/aoenet.c:63 kthread+0x90/0x154 kernel/kthread.c:357 kthread+0x12c/0x158 kernel/kthread.c:376 ret_from_fork+0x10/0x20 irq event stamp: 43457 hardirqs last enabled at (43456): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (43456): [] _raw_spin_unlock_irqrestore+0x48/0x8c kernel/locking/spinlock.c:194 hardirqs last disabled at (43457): [] el1_dbg+0x24/0x5c arch/arm64/kernel/entry-common.c:395 softirqs last enabled at (1392): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (1396): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 1377 at drivers/net/caif/caif_serial.c:225 handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 Modules linked in: CPU: 0 PID: 1377 Comm: aoe_tx0 Tainted: G W 6.0.0-rc4-syzkaller-00071-ga6b443748715-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 lr : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 sp : ffff80001477bc10 x29: ffff80001477bc10 x28: ffff80000f103000 x27: ffff80000d2bb000 x26: 0000000000000000 x25: 0000000000000fff x24: 00000000ffffbc5b x23: ffff0000cf09c200 x22: 00000000ffffbc02 x21: ffff0000cf296cb0 x20: ffff0000cf23e800 x19: ffff0000cf296c80 x18: 00000000000000c0 x17: ffff80000dd3a698 x16: ffff80000db78658 x15: ffff0000c6271a80 x14: 0000000000000028 x13: 00000000ffffffff x12: ffff0000c6271a80 x11: ff80800009e7d314 x10: 0000000000000000 x9 : ffff800009e7d314 x8 : ffff0000c6271a80 x7 : ffff8000098f58f0 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000002 x1 : 00000000ffffbc02 x0 : 00000000ffffbc5b Call trace: handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 caif_xmit+0xa4/0xe0 drivers/net/caif/caif_serial.c:285 __netdev_start_xmit include/linux/netdevice.h:4819 [inline] netdev_start_xmit include/linux/netdevice.h:4833 [inline] xmit_one net/core/dev.c:3590 [inline] dev_hard_start_xmit+0xd4/0x1ec net/core/dev.c:3606 __dev_queue_xmit+0x78c/0xc88 net/core/dev.c:4256 dev_queue_xmit include/linux/netdevice.h:3008 [inline] tx+0x74/0x118 drivers/block/aoe/aoenet.c:63 kthread+0x90/0x154 kernel/kthread.c:357 kthread+0x12c/0x158 kernel/kthread.c:376 ret_from_fork+0x10/0x20 irq event stamp: 43465 hardirqs last enabled at (43464): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (43464): [] _raw_spin_unlock_irqrestore+0x48/0x8c kernel/locking/spinlock.c:194 hardirqs last disabled at (43465): [] el1_dbg+0x24/0x5c arch/arm64/kernel/entry-common.c:395 softirqs last enabled at (1392): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (1396): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 1377 at drivers/net/caif/caif_serial.c:225 handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 Modules linked in: CPU: 0 PID: 1377 Comm: aoe_tx0 Tainted: G W 6.0.0-rc4-syzkaller-00071-ga6b443748715-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 lr : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 sp : ffff80001477bc10 x29: ffff80001477bc10 x28: ffff80000f103000 x27: ffff80000d2bb000 x26: 0000000000000000 x25: 0000000000000fff x24: 00000000ffffbc61 x23: ffff0000cf09c200 x22: 00000000ffffbc02 x21: ffff0000cf296cb0 x20: ffff0000cf23e800 x19: ffff0000cf296c80 x18: 00000000000000c0 x17: ffff80000dd3a698 x16: ffff80000db78658 x15: ffff0000c6271a80 x14: 0000000000000028 x13: 00000000ffffffff x12: ffff0000c6271a80 x11: ff80800009e7d314 x10: 0000000000000000 x9 : ffff800009e7d314 x8 : ffff0000c6271a80 x7 : ffff8000098f58f0 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000002 x1 : 00000000ffffbc02 x0 : 00000000ffffbc61 Call trace: handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 caif_xmit+0xa4/0xe0 drivers/net/caif/caif_serial.c:285 __netdev_start_xmit include/linux/netdevice.h:4819 [inline] netdev_start_xmit include/linux/netdevice.h:4833 [inline] xmit_one net/core/dev.c:3590 [inline] dev_hard_start_xmit+0xd4/0x1ec net/core/dev.c:3606 __dev_queue_xmit+0x78c/0xc88 net/core/dev.c:4256 dev_queue_xmit include/linux/netdevice.h:3008 [inline] tx+0x74/0x118 drivers/block/aoe/aoenet.c:63 kthread+0x90/0x154 kernel/kthread.c:357 kthread+0x12c/0x158 kernel/kthread.c:376 ret_from_fork+0x10/0x20 irq event stamp: 43473 hardirqs last enabled at (43472): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (43472): [] _raw_spin_unlock_irqrestore+0x48/0x8c kernel/locking/spinlock.c:194 hardirqs last disabled at (43473): [] el1_dbg+0x24/0x5c arch/arm64/kernel/entry-common.c:395 softirqs last enabled at (1392): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (1396): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 1377 at drivers/net/caif/caif_serial.c:225 handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 Modules linked in: CPU: 0 PID: 1377 Comm: aoe_tx0 Tainted: G W 6.0.0-rc4-syzkaller-00071-ga6b443748715-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 lr : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 sp : ffff80001477bc10 x29: ffff80001477bc10 x28: ffff80000f103000 x27: ffff80000d2bb000 x26: 0000000000000000 x25: 0000000000000fff x24: 00000000ffffbc66 x23: ffff0000cf09c200 x22: 00000000ffffbc02 x21: ffff0000cf296cb0 x20: ffff0000cf23e800 x19: ffff0000cf296c80 x18: 00000000000000c0 x17: ffff80000dd3a698 x16: ffff80000db78658 x15: ffff0000c6271a80 x14: 0000000000000028 x13: 00000000ffffffff x12: ffff0000c6271a80 x11: ff80800009e7d314 x10: 0000000000000000 x9 : ffff800009e7d314 x8 : ffff0000c6271a80 x7 : ffff8000098f58f0 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000002 x1 : 00000000ffffbc02 x0 : 00000000ffffbc66 Call trace: handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 caif_xmit+0xa4/0xe0 drivers/net/caif/caif_serial.c:285 __netdev_start_xmit include/linux/netdevice.h:4819 [inline] netdev_start_xmit include/linux/netdevice.h:4833 [inline] xmit_one net/core/dev.c:3590 [inline] dev_hard_start_xmit+0xd4/0x1ec net/core/dev.c:3606 __dev_queue_xmit+0x78c/0xc88 net/core/dev.c:4256 dev_queue_xmit include/linux/netdevice.h:3008 [inline] tx+0x74/0x118 drivers/block/aoe/aoenet.c:63 kthread+0x90/0x154 kernel/kthread.c:357 kthread+0x12c/0x158 kernel/kthread.c:376 ret_from_fork+0x10/0x20 irq event stamp: 43481 hardirqs last enabled at (43480): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (43480): [] _raw_spin_unlock_irqrestore+0x48/0x8c kernel/locking/spinlock.c:194 hardirqs last disabled at (43481): [] el1_dbg+0x24/0x5c arch/arm64/kernel/entry-common.c:395 softirqs last enabled at (1392): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (1396): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 1377 at drivers/net/caif/caif_serial.c:225 handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 Modules linked in: CPU: 0 PID: 1377 Comm: aoe_tx0 Tainted: G W 6.0.0-rc4-syzkaller-00071-ga6b443748715-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 lr : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 sp : ffff80001477bc10 x29: ffff80001477bc10 x28: ffff80000f103000 x27: ffff80000d2bb000 x26: 0000000000000000 x25: 0000000000000fff x24: 00000000ffffbc6c x23: ffff0000cf09c200 x22: 00000000ffffbc02 x21: ffff0000cf296cb0 x20: ffff0000cf23e800 x19: ffff0000cf296c80 x18: 00000000000000c0 x17: ffff80000dd3a698 x16: ffff80000db78658 x15: ffff0000c6271a80 x14: 0000000000000028 x13: 00000000ffffffff x12: ffff0000c6271a80 x11: ff80800009e7d314 x10: 0000000000000000 x9 : ffff800009e7d314 x8 : ffff0000c6271a80 x7 : ffff8000098f58f0 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000002 x1 : 00000000ffffbc02 x0 : 00000000ffffbc6c Call trace: handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 caif_xmit+0xa4/0xe0 drivers/net/caif/caif_serial.c:285 __netdev_start_xmit include/linux/netdevice.h:4819 [inline] netdev_start_xmit include/linux/netdevice.h:4833 [inline] xmit_one net/core/dev.c:3590 [inline] dev_hard_start_xmit+0xd4/0x1ec net/core/dev.c:3606 __dev_queue_xmit+0x78c/0xc88 net/core/dev.c:4256 dev_queue_xmit include/linux/netdevice.h:3008 [inline] tx+0x74/0x118 drivers/block/aoe/aoenet.c:63 kthread+0x90/0x154 kernel/kthread.c:357 kthread+0x12c/0x158 kernel/kthread.c:376 ret_from_fork+0x10/0x20 irq event stamp: 43489 hardirqs last enabled at (43488): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (43488): [] _raw_spin_unlock_irqrestore+0x48/0x8c kernel/locking/spinlock.c:194 hardirqs last disabled at (43489): [] el1_dbg+0x24/0x5c arch/arm64/kernel/entry-common.c:395 softirqs last enabled at (1392): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (1396): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 1377 at drivers/net/caif/caif_serial.c:225 handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 Modules linked in: CPU: 0 PID: 1377 Comm: aoe_tx0 Tainted: G W 6.0.0-rc4-syzkaller-00071-ga6b443748715-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 lr : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 sp : ffff80001477bc10 x29: ffff80001477bc10 x28: ffff80000f103000 x27: ffff80000d2bb000 x26: 0000000000000000 x25: 0000000000000fff x24: 00000000ffffbc71 x23: ffff0000cf09c200 x22: 00000000ffffbc02 x21: ffff0000cf296cb0 x20: ffff0000cf23e800 x19: ffff0000cf296c80 x18: 00000000000000c0 x17: ffff80000dd3a698 x16: ffff80000db78658 x15: ffff0000c6271a80 x14: 0000000000000028 x13: 00000000ffffffff x12: ffff0000c6271a80 x11: ff80800009e7d314 x10: 0000000000000000 x9 : ffff800009e7d314 x8 : ffff0000c6271a80 x7 : ffff8000098f58f0 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000002 x1 : 00000000ffffbc02 x0 : 00000000ffffbc71 Call trace: handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 caif_xmit+0xa4/0xe0 drivers/net/caif/caif_serial.c:285 __netdev_start_xmit include/linux/netdevice.h:4819 [inline] netdev_start_xmit include/linux/netdevice.h:4833 [inline] xmit_one net/core/dev.c:3590 [inline] dev_hard_start_xmit+0xd4/0x1ec net/core/dev.c:3606 __dev_queue_xmit+0x78c/0xc88 net/core/dev.c:4256 dev_queue_xmit include/linux/netdevice.h:3008 [inline] tx+0x74/0x118 drivers/block/aoe/aoenet.c:63 kthread+0x90/0x154 kernel/kthread.c:357 kthread+0x12c/0x158 kernel/kthread.c:376 ret_from_fork+0x10/0x20 irq event stamp: 43497 hardirqs last enabled at (43496): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (43496): [] _raw_spin_unlock_irqrestore+0x48/0x8c kernel/locking/spinlock.c:194 hardirqs last disabled at (43497): [] el1_dbg+0x24/0x5c arch/arm64/kernel/entry-common.c:395 softirqs last enabled at (1392): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (1396): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 1377 at drivers/net/caif/caif_serial.c:225 handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 Modules linked in: CPU: 0 PID: 1377 Comm: aoe_tx0 Tainted: G W 6.0.0-rc4-syzkaller-00071-ga6b443748715-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 lr : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 sp : ffff80001477bc10 x29: ffff80001477bc10 x28: ffff80000f103000 x27: ffff80000d2bb000 x26: 0000000000000000 x25: 0000000000000fff x24: 00000000ffffbc77 x23: ffff0000cf09c200 x22: 00000000ffffbc02 x21: ffff0000cf296cb0 x20: ffff0000cf23e800 x19: ffff0000cf296c80 x18: 00000000000000c0 x17: ffff80000dd3a698 x16: ffff80000db78658 x15: ffff0000c6271a80 x14: 0000000000000028 x13: 00000000ffffffff x12: ffff0000c6271a80 x11: ff80800009e7d314 x10: 0000000000000000 x9 : ffff800009e7d314 x8 : ffff0000c6271a80 x7 : ffff8000098f58f0 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000002 x1 : 00000000ffffbc02 x0 : 00000000ffffbc77 Call trace: handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 caif_xmit+0xa4/0xe0 drivers/net/caif/caif_serial.c:285 __netdev_start_xmit include/linux/netdevice.h:4819 [inline] netdev_start_xmit include/linux/netdevice.h:4833 [inline] xmit_one net/core/dev.c:3590 [inline] dev_hard_start_xmit+0xd4/0x1ec net/core/dev.c:3606 __dev_queue_xmit+0x78c/0xc88 net/core/dev.c:4256 dev_queue_xmit include/linux/netdevice.h:3008 [inline] tx+0x74/0x118 drivers/block/aoe/aoenet.c:63 kthread+0x90/0x154 kernel/kthread.c:357 kthread+0x12c/0x158 kernel/kthread.c:376 ret_from_fork+0x10/0x20 irq event stamp: 43505 hardirqs last enabled at (43504): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (43504): [] _raw_spin_unlock_irqrestore+0x48/0x8c kernel/locking/spinlock.c:194 hardirqs last disabled at (43505): [] el1_dbg+0x24/0x5c arch/arm64/kernel/entry-common.c:395 softirqs last enabled at (1392): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (1396): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 1377 at drivers/net/caif/caif_serial.c:225 handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 Modules linked in: CPU: 0 PID: 1377 Comm: aoe_tx0 Tainted: G W 6.0.0-rc4-syzkaller-00071-ga6b443748715-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 lr : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 sp : ffff80001477bc10 x29: ffff80001477bc10 x28: ffff80000f103000 x27: ffff80000d2bb000 x26: 0000000000000000 x25: 0000000000000fff x24: 00000000ffffbc7c x23: ffff0000cf09c200 x22: 00000000ffffbc02 x21: ffff0000cf296cb0 x20: ffff0000cf23e800 x19: ffff0000cf296c80 x18: 00000000000000c0 x17: ffff80000dd3a698 x16: ffff80000db78658 x15: ffff0000c6271a80 x14: 0000000000000028 x13: 00000000ffffffff x12: ffff0000c6271a80 x11: ff80800009e7d314 x10: 0000000000000000 x9 : ffff800009e7d314 x8 : ffff0000c6271a80 x7 : ffff8000098f58f0 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000002 x1 : 00000000ffffbc02 x0 : 00000000ffffbc7c Call trace: handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 caif_xmit+0xa4/0xe0 drivers/net/caif/caif_serial.c:285 __netdev_start_xmit include/linux/netdevice.h:4819 [inline] netdev_start_xmit include/linux/netdevice.h:4833 [inline] xmit_one net/core/dev.c:3590 [inline] dev_hard_start_xmit+0xd4/0x1ec net/core/dev.c:3606 __dev_queue_xmit+0x78c/0xc88 net/core/dev.c:4256 dev_queue_xmit include/linux/netdevice.h:3008 [inline] tx+0x74/0x118 drivers/block/aoe/aoenet.c:63 kthread+0x90/0x154 kernel/kthread.c:357 kthread+0x12c/0x158 kernel/kthread.c:376 ret_from_fork+0x10/0x20 irq event stamp: 43513 hardirqs last enabled at (43512): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (43512): [] _raw_spin_unlock_irqrestore+0x48/0x8c kernel/locking/spinlock.c:194 hardirqs last disabled at (43513): [] el1_dbg+0x24/0x5c arch/arm64/kernel/entry-common.c:395 softirqs last enabled at (1392): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (1396): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 1377 at drivers/net/caif/caif_serial.c:225 handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 Modules linked in: CPU: 0 PID: 1377 Comm: aoe_tx0 Tainted: G W 6.0.0-rc4-syzkaller-00071-ga6b443748715-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 lr : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 sp : ffff80001477bc10 x29: ffff80001477bc10 x28: ffff80000f103000 x27: ffff80000d2bb000 x26: 0000000000000000 x25: 0000000000000fff x24: 00000000ffffbc81 x23: ffff0000cf09c200 x22: 00000000ffffbc02 x21: ffff0000cf296cb0 x20: ffff0000cf23e800 x19: ffff0000cf296c80 x18: 00000000000000c0 x17: ffff80000dd3a698 x16: ffff80000db78658 x15: ffff0000c6271a80 x14: 0000000000000028 x13: 00000000ffffffff x12: ffff0000c6271a80 x11: ff80800009e7d314 x10: 0000000000000000 x9 : ffff800009e7d314 x8 : ffff0000c6271a80 x7 : ffff8000098f58f0 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000002 x1 : 00000000ffffbc02 x0 : 00000000ffffbc81 Call trace: handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 caif_xmit+0xa4/0xe0 drivers/net/caif/caif_serial.c:285 __netdev_start_xmit include/linux/netdevice.h:4819 [inline] netdev_start_xmit include/linux/netdevice.h:4833 [inline] xmit_one net/core/dev.c:3590 [inline] dev_hard_start_xmit+0xd4/0x1ec net/core/dev.c:3606 __dev_queue_xmit+0x78c/0xc88 net/core/dev.c:4256 dev_queue_xmit include/linux/netdevice.h:3008 [inline] tx+0x74/0x118 drivers/block/aoe/aoenet.c:63 kthread+0x90/0x154 kernel/kthread.c:357 kthread+0x12c/0x158 kernel/kthread.c:376 ret_from_fork+0x10/0x20 irq event stamp: 43521 hardirqs last enabled at (43520): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (43520): [] _raw_spin_unlock_irqrestore+0x48/0x8c kernel/locking/spinlock.c:194 hardirqs last disabled at (43521): [] el1_dbg+0x24/0x5c arch/arm64/kernel/entry-common.c:395 softirqs last enabled at (1392): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (1396): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 1377 at drivers/net/caif/caif_serial.c:225 handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 Modules linked in: CPU: 0 PID: 1377 Comm: aoe_tx0 Tainted: G W 6.0.0-rc4-syzkaller-00071-ga6b443748715-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 lr : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 sp : ffff80001477bc10 x29: ffff80001477bc10 x28: ffff80000f103000 x27: ffff80000d2bb000 x26: 0000000000000000 x25: 0000000000000fff x24: 00000000ffffbc87 x23: ffff0000cf09c200 x22: 00000000ffffbc02 x21: ffff0000cf296cb0 x20: ffff0000cf23e800 x19: ffff0000cf296c80 x18: 00000000000000c0 x17: ffff80000dd3a698 x16: ffff80000db78658 x15: ffff0000c6271a80 x14: 0000000000000028 x13: 00000000ffffffff x12: ffff0000c6271a80 x11: ff80800009e7d314 x10: 0000000000000000 x9 : ffff800009e7d314 x8 : ffff0000c6271a80 x7 : ffff8000098f58f0 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000002 x1 : 00000000ffffbc02 x0 : 00000000ffffbc87 Call trace: handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 caif_xmit+0xa4/0xe0 drivers/net/caif/caif_serial.c:285 __netdev_start_xmit include/linux/netdevice.h:4819 [inline] netdev_start_xmit include/linux/netdevice.h:4833 [inline] xmit_one net/core/dev.c:3590 [inline] dev_hard_start_xmit+0xd4/0x1ec net/core/dev.c:3606 __dev_queue_xmit+0x78c/0xc88 net/core/dev.c:4256 dev_queue_xmit include/linux/netdevice.h:3008 [inline] tx+0x74/0x118 drivers/block/aoe/aoenet.c:63 kthread+0x90/0x154 kernel/kthread.c:357 kthread+0x12c/0x158 kernel/kthread.c:376 ret_from_fork+0x10/0x20 irq event stamp: 43529 hardirqs last enabled at (43528): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (43528): [] _raw_spin_unlock_irqrestore+0x48/0x8c kernel/locking/spinlock.c:194 hardirqs last disabled at (43529): [] el1_dbg+0x24/0x5c arch/arm64/kernel/entry-common.c:395 softirqs last enabled at (1392): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (1396): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 1377 at drivers/net/caif/caif_serial.c:225 handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 Modules linked in: CPU: 0 PID: 1377 Comm: aoe_tx0 Tainted: G W 6.0.0-rc4-syzkaller-00071-ga6b443748715-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 lr : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 sp : ffff80001477bc10 x29: ffff80001477bc10 x28: ffff80000f103000 x27: ffff80000d2bb000 x26: 0000000000000000 x25: 0000000000000fff x24: 00000000ffffbc8c x23: ffff0000cf09c200 x22: 00000000ffffbc02 x21: ffff0000cf296cb0 x20: ffff0000cf23e800 x19: ffff0000cf296c80 x18: 00000000000000c0 x17: ffff80000dd3a698 x16: ffff80000db78658 x15: ffff0000c6271a80 x14: 0000000000000028 x13: 00000000ffffffff x12: ffff0000c6271a80 x11: ff80800009e7d314 x10: 0000000000000000 x9 : ffff800009e7d314 x8 : ffff0000c6271a80 x7 : ffff8000098f58f0 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000002 x1 : 00000000ffffbc02 x0 : 00000000ffffbc8c Call trace: handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 caif_xmit+0xa4/0xe0 drivers/net/caif/caif_serial.c:285 __netdev_start_xmit include/linux/netdevice.h:4819 [inline] netdev_start_xmit include/linux/netdevice.h:4833 [inline] xmit_one net/core/dev.c:3590 [inline] dev_hard_start_xmit+0xd4/0x1ec net/core/dev.c:3606 __dev_queue_xmit+0x78c/0xc88 net/core/dev.c:4256 dev_queue_xmit include/linux/netdevice.h:3008 [inline] tx+0x74/0x118 drivers/block/aoe/aoenet.c:63 kthread+0x90/0x154 kernel/kthread.c:357 kthread+0x12c/0x158 kernel/kthread.c:376 ret_from_fork+0x10/0x20 irq event stamp: 43537 hardirqs last enabled at (43536): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (43536): [] _raw_spin_unlock_irqrestore+0x48/0x8c kernel/locking/spinlock.c:194 hardirqs last disabled at (43537): [] el1_dbg+0x24/0x5c arch/arm64/kernel/entry-common.c:395 softirqs last enabled at (1392): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (1396): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 1377 at drivers/net/caif/caif_serial.c:225 handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 Modules linked in: CPU: 0 PID: 1377 Comm: aoe_tx0 Tainted: G W 6.0.0-rc4-syzkaller-00071-ga6b443748715-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 lr : handle_tx+0x1ec/0x380 drivers/net/caif/caif_serial.c:225 sp : ffff80001477bc10 x29: ffff80001477bc10 x28: ffff80000f103000 x27: ffff80000d2bb000 Tested on: commit: a6b44374 Merge branch 'for-next/core', remote-tracking.. git tree: https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git console output: https://syzkaller.appspot.com/x/log.txt?x=12c2ce64880000 kernel config: https://syzkaller.appspot.com/x/.config?x=14bf9ec0df433b27 dashboard link: https://syzkaller.appspot.com/bug?extid=5e87db90e68fbc4707c6 compiler: Debian clang version 13.0.1-++20220126092033+75e33f71c2da-1~exp1~20220126212112.63, GNU ld (GNU Binutils for Debian) 2.35.2 userspace arch: arm64 patch: https://syzkaller.appspot.com/x/patch.diff?x=14a541a0880000