Hello, syzbot found the following issue on: HEAD commit: f15176b8b6e7 net: dsa: rtl8366rb: Fix compilation problem git tree: net console output: https://syzkaller.appspot.com/x/log.txt?x=105abfdf980000 kernel config: https://syzkaller.appspot.com/x/.config?x=b7bde34acd8f53b1 dashboard link: https://syzkaller.appspot.com/bug?extid=f9bc4ca17b97b000cf78 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/d17d8b815d50/disk-f15176b8.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/5a0f3ae436f7/vmlinux-f15176b8.xz kernel image: https://storage.googleapis.com/syzbot-assets/ea4ed42244ac/bzImage-f15176b8.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+f9bc4ca17b97b000cf78@xxxxxxxxxxxxxxxxxxxxxxxxx netdevsim netdevsim0 eth1: unset [1, 0] type 2 family 0 port 6081 - 0 netdevsim netdevsim0 eth2: unset [1, 0] type 2 family 0 port 6081 - 0 netdevsim netdevsim0 eth3: unset [1, 0] type 2 family 0 port 6081 - 0 geneve1: entered promiscuous mode tipc: Resetting bearer <eth:syzkaller0> ------------[ cut here ]------------ WARNING: CPU: 0 PID: 20544 at net/mac80211/key.c:1162 ieee80211_free_keys+0x567/0x680 net/mac80211/key.c:1161 Modules linked in: CPU: 0 UID: 0 PID: 20544 Comm: syz.0.4199 Not tainted 6.14.0-rc3-syzkaller-00155-gf15176b8b6e7 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 RIP: 0010:ieee80211_free_keys+0x567/0x680 net/mac80211/key.c:1161 Code: 01 00 00 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc e8 f8 49 3f f6 90 0f 0b 90 e9 17 fc ff ff e8 ea 49 3f f6 90 <0f> 0b 90 4c 8b 64 24 20 e9 77 fe ff ff e8 d7 49 3f f6 e9 2d fe ff RSP: 0018:ffffc900035764a0 EFLAGS: 00010246 RAX: ffffffff8b8270a6 RBX: 0000000000000001 RCX: 0000000000080000 RDX: ffffc9000c4a9000 RSI: 000000000007ffff RDI: 0000000000080000 RBP: ffffc90003576570 R08: ffffffff8b826ea7 R09: 1ffff920006aec48 R10: dffffc0000000000 R11: fffff520006aec49 R12: 0000000000000002 R13: ffff888029378d80 R14: 1ffff1100526f53a R15: dffffc0000000000 FS: 00007ff4300856c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000400000000080 CR3: 0000000012152000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <TASK> ieee80211_do_stop+0x1085/0x2380 net/mac80211/iface.c:583 ieee80211_stop+0x43b/0x490 net/mac80211/iface.c:776 __dev_close_many+0x216/0x350 net/core/dev.c:1719 dev_close_many+0x24e/0x4c0 net/core/dev.c:1744 dev_close+0x1c0/0x2c0 net/core/dev.c:1770 ieee80211_stop+0xd5/0x490 net/mac80211/iface.c:767 __dev_close_many+0x216/0x350 net/core/dev.c:1719 __dev_close net/core/dev.c:1731 [inline] __dev_change_flags+0x30e/0x6f0 net/core/dev.c:9258 dev_change_flags+0x8b/0x1a0 net/core/dev.c:9332 do_setlink+0xcca/0x4300 net/core/rtnetlink.c:3118 rtnl_group_changelink net/core/rtnetlink.c:3747 [inline] __rtnl_newlink net/core/rtnetlink.c:3894 [inline] rtnl_newlink+0x156d/0x1d30 net/core/rtnetlink.c:4022 rtnetlink_rcv_msg+0x791/0xcf0 net/core/rtnetlink.c:6912 netlink_rcv_skb+0x206/0x480 net/netlink/af_netlink.c:2533 netlink_unicast_kernel net/netlink/af_netlink.c:1312 [inline] netlink_unicast+0x7f6/0x990 net/netlink/af_netlink.c:1338 netlink_sendmsg+0x8de/0xcb0 net/netlink/af_netlink.c:1882 sock_sendmsg_nosec net/socket.c:718 [inline] __sock_sendmsg+0x221/0x270 net/socket.c:733 ____sys_sendmsg+0x53a/0x860 net/socket.c:2573 ___sys_sendmsg net/socket.c:2627 [inline] __sys_sendmsg+0x269/0x350 net/socket.c:2659 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: 0033:0x7ff42f18d169 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:00007ff430085038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007ff42f3a5fa0 RCX: 00007ff42f18d169 RDX: 0000000000000000 RSI: 0000400000000140 RDI: 0000000000000008 RBP: 00007ff42f20e2a0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007ff42f3a5fa0 R15: 00007ffc858190c8 </TASK> --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@xxxxxxxxxxxxxxxx. syzbot will keep track of this issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot. If the report is already addressed, let syzbot know by replying with: #syz fix: exact-commit-title If you want to overwrite report's subsystems, reply with: #syz set subsystems: new-subsystem (See the list of subsystem names on the web dashboard) If the report is a duplicate of another one, reply with: #syz dup: exact-subject-of-another-report If you want to undo deduplication, reply with: #syz undup
