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charset="UTF-8" Hello, syzbot found the following issue on: HEAD commit: d76bb1ebb558 Merge tag 'erofs-for-6.15-rc6-fixes' of git:/.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=17814670580000 kernel config: https://syzkaller.appspot.com/x/.config?x=91c351a0f6229e67 dashboard link: https://syzkaller.appspot.com/bug?extid=f73f203f8c9b19037380 compiler: Debian clang version 20.1.2 (++20250402124445+58df0ef89dd6-1~exp1~20250402004600.97), Debian LLD 20.1.2 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1744c4d4580000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=16a5e4f4580000 Downloadable assets: disk image (non-bootable): https://storage.googleapis.com/syzbot-assets/d900f083ada3/non_bootable_disk-d76bb1eb.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/21f7d4121801/vmlinux-d76bb1eb.xz kernel image: https://storage.googleapis.com/syzbot-assets/453c9d554035/bzImage-d76bb1eb.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+f73f203f8c9b19037380@syzkaller.appspotmail.com mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium ------------[ cut here ]------------ WARNING: CPU: 0 PID: 5415 at net/mac80211/tdls.c:1461 ieee80211_tdls_oper+0x364/0x640 net/mac80211/tdls.c:1460 Modules linked in: CPU: 0 UID: 0 PID: 5415 Comm: syz-executor228 Not tainted 6.15.0-rc5-syzkaller-00043-gd76bb1ebb558 #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:ieee80211_tdls_oper+0x364/0x640 net/mac80211/tdls.c:1460 Code: 6f 01 00 00 e8 4d 83 d7 f6 eb 22 e8 46 83 d7 f6 4c 89 e2 eb 21 e8 3c 83 d7 f6 b8 bd ff ff ff e9 1c fe ff ff e8 2d 83 d7 f6 90 <0f> 0b 90 4c 8b 7c 24 08 48 8b 14 24 4d 8d a7 2a 1d 00 00 4c 89 e0 RSP: 0018:ffffc9000d3d7380 EFLAGS: 00010293 RAX: ffffffff8ae84d23 RBX: dffffc0000000000 RCX: ffff88801f6f4880 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffff8880435d8187 R09: 1ffff110086bb030 R10: dffffc0000000000 R11: ffffed10086bb031 R12: ffff888044381d2e R13: ffff888044380d80 R14: 1ffff110088702e4 R15: 0000000000000000 FS: 000055556871b380(0000) GS:ffff88808d6cb000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fff650f3fe8 CR3: 000000001e235000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: rdev_tdls_oper net/wireless/rdev-ops.h:940 [inline] nl80211_tdls_oper+0x282/0x440 net/wireless/nl80211.c:12586 genl_family_rcv_msg_doit+0x212/0x300 net/netlink/genetlink.c:1115 genl_family_rcv_msg net/netlink/genetlink.c:1195 [inline] genl_rcv_msg+0x60e/0x790 net/netlink/genetlink.c:1210 netlink_rcv_skb+0x219/0x490 net/netlink/af_netlink.c:2534 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1219 netlink_unicast_kernel net/netlink/af_netlink.c:1313 [inline] netlink_unicast+0x758/0x8d0 net/netlink/af_netlink.c:1339 netlink_sendmsg+0x805/0xb30 net/netlink/af_netlink.c:1883 sock_sendmsg_nosec net/socket.c:712 [inline] __sock_sendmsg+0x219/0x270 net/socket.c:727 ____sys_sendmsg+0x505/0x830 net/socket.c:2566 ___sys_sendmsg+0x21f/0x2a0 net/socket.c:2620 __sys_sendmsg net/socket.c:2652 [inline] __do_sys_sendmsg net/socket.c:2657 [inline] __se_sys_sendmsg net/socket.c:2655 [inline] __x64_sys_sendmsg+0x19b/0x260 net/socket.c:2655 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xf6/0x210 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f1c4a288aa9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 01 1a 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fff650f5058 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1c4a288aa9 RDX: 00000000000000c0 RSI: 0000200000000240 RDI: 0000000000000003 RBP: 0000200000000240 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00002000000001c0 R13: 00002000000001c8 R14: 00007fff650f508c R15: 0000200000000188 --- 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@googlegroups.com. 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 syzbot to run the reproducer, reply with: #syz test: git://repo/address.git branch-or-commit-hash If you attach or paste a git patch, syzbot will apply it before testing. 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