Hello,
syzbot found the following issue on:
HEAD commit: dd976ecce2ce Merge "Merge branch 'android13-5.10' into bra..
git tree: android13-5.10-lts
console+strace:
https://syzkaller.appspot.com/x/log.txt?x=14a61091180000
kernel config:
https://syzkaller.appspot.com/x/.config?x=1a6e39f6bdc97aed
dashboard link:
https://syzkaller.appspot.com/bug?extid=e4feaf54737b96349886
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
syz repro:
https://syzkaller.appspot.com/x/repro.syz?x=1315ba81180000
C reproducer:
https://syzkaller.appspot.com/x/repro.c?x=11ed69be180000
Downloadable assets:
disk image:
https://storage.googleapis.com/syzbot-assets/d6568b0d474a/disk-dd976ecc.raw.xz
vmlinux:
https://storage.googleapis.com/syzbot-assets/266fc1e68864/vmlinux-dd976ecc.xz
kernel image:
https://storage.googleapis.com/syzbot-assets/3f8b8756e53b/bzImage-dd976ecc.xz
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by:
syzbot+e4feaf...@syzkaller.appspotmail.com
RBP: 00007fd08a728328 R08: 0000000000000004 R09: 0000000000000000
R10: 0000000020000540 R11: 0000000000000246 R12: 00007fd08a728320
R13: 00007fd08a72832c R14: 00007fff7611c790 R15: 00007fff7611c878
watchdog: BUG: soft lockup - CPU#0 stuck for 123s! [syz-executor168:2724]
Modules linked in:
CPU: 0 PID: 2724 Comm: syz-executor168 Not tainted 5.10.209-syzkaller-00435-gdd976ecce2ce #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024
RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x1/0x90 kernel/kcov.c:283
Code: 03 00 00 00 48 89 44 0a 10 48 89 74 0a 18 4c 89 44 0a 20 49 ff c1 4c 89 09 5d c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 55 <48> 89 e5 4c 8b 45 08 65 48 8b 15 d0 c1 97 7e 65 8b 05 d5 c1 97 7e
RSP: 0018:ffffc900024667f0 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 00000000000000ff RCX: 0000000091049041
RDX: ffff88810b852000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc900024668f0 R08: ffffffff8497c9e5 R09: 0000000000000003
R10: fffff5200048cd10 R11: dffffc0000000001 R12: dffffc0000000000
R13: 1ffff9200048cd10 R14: 00000000000000d1 R15: 0000000000000000
FS: 00007fd08a65f6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000000 CR3: 0000000110b9b000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<IRQ>
</IRQ>
tipc_sk_rcv+0x499/0x1e30 net/tipc/socket.c:2488
tipc_node_xmit+0x34b/0xe30 net/tipc/node.c:1674
tipc_node_xmit_skb net/tipc/node.c:1739 [inline]
tipc_node_distr_xmit+0x36a/0x4d0 net/tipc/node.c:1754
tipc_sk_rcv+0x177d/0x1e30 net/tipc/socket.c:2497
tipc_node_xmit+0x34b/0xe30 net/tipc/node.c:1674
tipc_sk_push_backlog net/tipc/socket.c:1306 [inline]
tipc_sk_filter_connect net/tipc/socket.c:2253 [inline]
tipc_sk_filter_rcv+0x1da8/0x3e00 net/tipc/socket.c:2362
tipc_sk_enqueue net/tipc/socket.c:2442 [inline]
tipc_sk_rcv+0x8a1/0x1e30 net/tipc/socket.c:2493
tipc_node_xmit+0x34b/0xe30 net/tipc/node.c:1674
tipc_node_xmit_skb net/tipc/node.c:1739 [inline]
tipc_node_distr_xmit+0x36a/0x4d0 net/tipc/node.c:1754
tipc_sk_backlog_rcv+0x18b/0x210 net/tipc/socket.c:2410
sk_backlog_rcv include/net/sock.h:1050 [inline]
__release_sock+0x148/0x410 net/core/sock.c:2571
release_sock net/core/sock.c:3122 [inline]
sock_setsockopt+0x1e3b/0x2e00 net/core/sock.c:1257
__sys_setsockopt+0x441/0x870 net/socket.c:2142
__do_sys_setsockopt net/socket.c:2157 [inline]
__se_sys_setsockopt net/socket.c:2154 [inline]
__x64_sys_setsockopt+0xbf/0xd0 net/socket.c:2154
do_syscall_64+0x34/0x70
entry_SYSCALL_64_after_hwframe+0x61/0xc6
RIP: 0033:0x7fd08a69e3e9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fd08a65f228 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
RAX: ffffffffffffffda RBX: 00007fd08a65f6c0 RCX: 00007fd08a69e3e9
RDX: 0000000000000021 RSI: 0000000000000001 RDI: 0000000000000003
RBP: 00007fd08a728328 R08: 0000000000000004 R09: 0000000000000000
R10: 0000000020000540 R11: 0000000000000246 R12: 00007fd08a728320
R13: 00007fd08a72832c R14: 00007fff7611c790 R15: 00007fff7611c878
---
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