linux-kernel - [syzbot] [net?] WARNING in xfrm_state

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Message-ID: <66fbb0cc.050a0220.6bad9.0054.GAE@google.com>
Date: Tue, 01 Oct 2024 01:20:28 -0700
From: syzbot <syzbot+e6afe0936b6cb8fae996@...kaller.appspotmail.com>
To: davem@...emloft.net, edumazet@...gle.com, herbert@...dor.apana.org.au, 
	kuba@...nel.org, linux-kernel@...r.kernel.org, netdev@...r.kernel.org, 
	pabeni@...hat.com, steffen.klassert@...unet.com, 
	syzkaller-bugs@...glegroups.com
Subject: [syzbot] [net?] WARNING in xfrm_state_migrate

Hello,

syzbot found the following issue on:

HEAD commit:    d505d3593b52 net: wwan: qcom_bam_dmux: Fix missing pm_runt..
git tree:       net
console output: https://syzkaller.appspot.com/x/log.txt?x=168e7e27980000
kernel config:  https://syzkaller.appspot.com/x/.config?x=b2d4fdf18a83ec0b
dashboard link: https://syzkaller.appspot.com/bug?extid=e6afe0936b6cb8fae996
compiler:       Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40

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

Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/0286a1cf90df/disk-d505d359.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/b573fa96ab33/vmlinux-d505d359.xz
kernel image: https://storage.googleapis.com/syzbot-assets/cdd9993102ed/bzImage-d505d359.xz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+e6afe0936b6cb8fae996@...kaller.appspotmail.com

------------[ cut here ]------------
WARNING: CPU: 1 PID: 10812 at net/xfrm/xfrm_state.c:725 __xfrm_state_destroy net/xfrm/xfrm_state.c:725 [inline]
WARNING: CPU: 1 PID: 10812 at net/xfrm/xfrm_state.c:725 xfrm_state_put include/net/xfrm.h:854 [inline]
WARNING: CPU: 1 PID: 10812 at net/xfrm/xfrm_state.c:725 xfrm_state_migrate+0x130e/0x1870 net/xfrm/xfrm_state.c:1899
Modules linked in:
CPU: 1 UID: 0 PID: 10812 Comm: syz.3.1647 Not tainted 6.11.0-syzkaller-11503-gd505d3593b52 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:__xfrm_state_destroy net/xfrm/xfrm_state.c:725 [inline]
RIP: 0010:xfrm_state_put include/net/xfrm.h:854 [inline]
RIP: 0010:xfrm_state_migrate+0x130e/0x1870 net/xfrm/xfrm_state.c:1899
Code: e8 d7 76 a4 f7 e9 c4 ef ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 1f ef ff ff e8 2d 76 a4 f7 e9 15 ef ff ff e8 73 c4 3a f7 90 <0f> 0b 90 e9 cb fd ff ff e8 65 c4 3a f7 e9 ad fe ff ff 89 f9 80 e1
RSP: 0018:ffffc900044d6db8 EFLAGS: 00010283
RAX: ffffffff8a59f0cd RBX: 0000000000000001 RCX: 0000000000040000
RDX: ffffc90009781000 RSI: 000000000000027e RDI: 000000000000027f
RBP: 0000000000000001 R08: ffffffff8a59ee93 R09: 1ffff1100c09ea89
R10: dffffc0000000000 R11: ffffed100c09ea8a R12: dffffc0000000000
R13: ffff8880604f5400 R14: ffffc900044d7236 R15: ffff8880604f5800
FS:  00007fdba7a3b6c0(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000100 CR3: 000000001b7c2000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 xfrm_migrate+0x102c/0x25e0 net/xfrm/xfrm_policy.c:4623
 xfrm_do_migrate+0x9c8/0xba0 net/xfrm/xfrm_user.c:2979
 xfrm_user_rcv_msg+0x75b/0xa80 net/xfrm/xfrm_user.c:3315
 netlink_rcv_skb+0x1e3/0x430 net/netlink/af_netlink.c:2550
 xfrm_netlink_rcv+0x79/0x90 net/xfrm/xfrm_user.c:3337
 netlink_unicast_kernel net/netlink/af_netlink.c:1331 [inline]
 netlink_unicast+0x7f6/0x990 net/netlink/af_netlink.c:1357
 netlink_sendmsg+0x8e4/0xcb0 net/netlink/af_netlink.c:1901
 sock_sendmsg_nosec net/socket.c:730 [inline]
 __sock_sendmsg+0x221/0x270 net/socket.c:745
 ____sys_sendmsg+0x52a/0x7e0 net/socket.c:2603
 ___sys_sendmsg net/socket.c:2657 [inline]
 __sys_sendmsg+0x292/0x380 net/socket.c:2686
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fdba6b7dff9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fdba7a3b038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007fdba6d35f80 RCX: 00007fdba6b7dff9
RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000005
RBP: 00007fdba6bf0296 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fdba6d35f80 R15: 00007ffe98336f48
 </TASK>


---
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