SYZFATAL: Manager.NewInput call failed: write tcp IP:NUM->IP:NUM: i/o timeout

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syzbot

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Sep 6, 2022, 7:04:31 AM9/6/22
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Hello,

syzbot found the following issue on:

HEAD commit: 65640c873dcf Linux 4.14.292
git tree: linux-4.14.y
console output: https://syzkaller.appspot.com/x/log.txt?x=132949b7080000
kernel config: https://syzkaller.appspot.com/x/.config?x=e88a9c332b8ce547
dashboard link: https://syzkaller.appspot.com/bug?extid=7178c1c07a08530d2fdd
compiler: gcc version 10.2.1 20210110 (Debian 10.2.1-6)

Unfortunately, I don't have any reproducer for this issue yet.

Downloadable assets:
disk image: https://storage.googleapis.com/6f9421328839/disk-65640c87.raw.xz
vmlinux: https://storage.googleapis.com/dce3ee6401bc/vmlinux-65640c87.xz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+7178c1...@syzkaller.appspotmail.com

11:01:14 executing program 3:
r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0)
r1 = dup2(r0, r0)
io_setup(0x7, &(0x7f0000000000)=<r2=>0x0)
io_submit(r2, 0x1, &(0x7f0000001580)=[&(0x7f0000001140)={0x0, 0x0, 0x0, 0x0, 0x0, r1, 0x0, 0x2}])
2022/09/06 11:03:49 SYZFATAL: Manager.NewInput call failed: write tcp 10.128.0.126:51398->10.128.0.163:41559: i/o timeout


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syzbot

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Oct 29, 2022, 10:50:38 PM10/29/22
to syzkaller...@googlegroups.com
syzbot has found a reproducer for the following issue on:

HEAD commit: 41f36d7859a7 Linux 4.14.296
git tree: linux-4.14.y
console output: https://syzkaller.appspot.com/x/log.txt?x=15463dce880000
kernel config: https://syzkaller.appspot.com/x/.config?x=20cc5ea0fe276fa6
dashboard link: https://syzkaller.appspot.com/bug?extid=7178c1c07a08530d2fdd
compiler: gcc version 10.2.1 20210110 (Debian 10.2.1-6)
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=17309461880000

Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/941b591cedec/disk-41f36d78.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/2eea2720f8fc/vmlinux-41f36d78.xz
kernel image: https://storage.googleapis.com/syzbot-assets/7c3ce0be6b9a/bzImage-41f36d78.xz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+7178c1...@syzkaller.appspotmail.com

2022/10/30 02:45:42 SYZFATAL: executor failed 11 times: wrong call 2 num 0/2733

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