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Mon, 15 Apr 2024 08:03:03 -0700 (PDT) Date: Mon, 15 Apr 2024 08:03:03 -0700 In-Reply-To: <20240415144101.44907-1-n.zhandarovich@fintech.ru> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000000d41d2061623ebed@google.com> Subject: Re: [syzbot] [usb?] WARNING in usbnet_start_xmit/usb_submit_urb (2) From: syzbot To: linux-kernel@vger.kernel.org, n.zhandarovich@fintech.ru, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot has tested the proposed patch but the reproducer is still triggering an issue: WARNING in usbnet_start_xmit/usb_submit_urb ------------[ cut here ]------------ usb 2-1: BOGUS urb xfer, pipe 3 != type 1 WARNING: CPU: 0 PID: 726 at drivers/usb/core/urb.c:503 usb_submit_urb+0xe4b/0x1730 drivers/usb/core/urb.c:503 Modules linked in: CPU: 0 PID: 726 Comm: kworker/0:2 Not tainted 6.8.0-syzkaller-08951-gfe46a7dd189e #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 Workqueue: mld mld_ifc_work RIP: 0010:usb_submit_urb+0xe4b/0x1730 drivers/usb/core/urb.c:503 Code: 84 3c 02 00 00 e8 35 48 30 fd 4c 89 ef e8 1d 24 01 ff 45 89 e0 89 e9 4c 89 f2 48 89 c6 48 c7 c7 c0 49 30 87 e8 46 b1 f6 fc 90 <0f> 0b 90 90 e9 e9 f8 ff ff e8 07 48 30 fd 49 81 c4 b8 05 00 00 e9 RSP: 0000:ffffc90001bef2e0 EFLAGS: 00010082 RAX: 0000000000000000 RBX: ffff8881026a1e00 RCX: ffffffff8118b029 RDX: ffff88810b350000 RSI: ffffffff8118b036 RDI: 0000000000000001 RBP: 0000000000000003 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 000000000000000c R12: 0000000000000001 R13: ffff888101f760a8 R14: ffff888105ee9040 R15: ffff8881026a1e7c FS: 0000000000000000(0000) GS:ffff8881f6400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f13260e9870 CR3: 000000010dbd0000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: usbnet_start_xmit+0x696/0x2440 drivers/net/usb/usbnet.c:1453 __netdev_start_xmit include/linux/netdevice.h:4903 [inline] netdev_start_xmit include/linux/netdevice.h:4917 [inline] xmit_one net/core/dev.c:3531 [inline] dev_hard_start_xmit+0x143/0x720 net/core/dev.c:3547 sch_direct_xmit+0x18e/0x840 net/sched/sch_generic.c:343 __dev_xmit_skb net/core/dev.c:3760 [inline] __dev_queue_xmit+0x12c5/0x3ef0 net/core/dev.c:4301 dev_queue_xmit include/linux/netdevice.h:3091 [inline] neigh_resolve_output net/core/neighbour.c:1563 [inline] neigh_resolve_output+0x5ba/0x950 net/core/neighbour.c:1543 neigh_output include/net/neighbour.h:542 [inline] ip6_finish_output2+0xad9/0x2300 net/ipv6/ip6_output.c:137 __ip6_finish_output+0x3d8/0xf10 net/ipv6/ip6_output.c:211 ip6_finish_output net/ipv6/ip6_output.c:222 [inline] NF_HOOK_COND include/linux/netfilter.h:303 [inline] ip6_output+0x23a/0x8c0 net/ipv6/ip6_output.c:243 dst_output include/net/dst.h:450 [inline] NF_HOOK.constprop.0+0x118/0x8b0 include/linux/netfilter.h:314 mld_sendpack+0x6e6/0xd20 net/ipv6/mcast.c:1818 mld_send_cr net/ipv6/mcast.c:2119 [inline] mld_ifc_work+0x756/0xce0 net/ipv6/mcast.c:2650 process_one_work+0x9a9/0x1a60 kernel/workqueue.c:3254 process_scheduled_works kernel/workqueue.c:3335 [inline] worker_thread+0x6c8/0xf70 kernel/workqueue.c:3416 kthread+0x2c1/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:243 Tested on: commit: fe46a7dd Merge tag 'sound-6.9-rc1' of git://git.kernel.. git tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git console output: https://syzkaller.appspot.com/x/log.txt?x=15b90f43180000 kernel config: https://syzkaller.appspot.com/x/.config?x=811ce8e010ac6afc dashboard link: https://syzkaller.appspot.com/bug?extid=d693c07c6f647e0388d3 compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 Note: no patches were applied.