------------[ cut here ]------------ WARNING: CPU: 0 PID: 32160 at net/mac80211/cfg.c:3660 ieee80211_probe_client+0x6fa/0x800 net/mac80211/cfg.c:3660 Modules linked in: CPU: 0 PID: 32160 Comm: syz-executor.4 Not tainted 5.14.0-rc5-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:ieee80211_probe_client+0x6fa/0x800 net/mac80211/cfg.c:3660 Code: aa 8a c6 05 26 c1 d5 04 01 e8 7b 56 66 00 e9 4e fe ff ff e8 38 67 f3 f8 4c 89 ff e8 50 fc 90 fe e9 1f fe ff ff e8 26 67 f3 f8 <0f> 0b 41 bc ea ff ff ff e9 0d fe ff ff 48 89 ef e8 61 a1 39 f9 e9 RSP: 0018:ffffc900171574f8 EFLAGS: 00010216 RAX: 00000000000004d2 RBX: ffff888032514000 RCX: ffffc90011f00000 RDX: 0000000000040000 RSI: ffffffff8882409a RDI: 0000000000000003 RBP: ffff8880374aa020 R08: 0000000000000000 R09: 0000000000000001 R10: ffffffff88823a8e R11: 0000000000000000 R12: ffff88807c440d20 R13: 0000000000000000 R14: 0000000000000001 R15: ffffc9001715767c FS: 00007f0474db6700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f7c15ed5710 CR3: 00000000320ff000 CR4: 0000000000350ee0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: rdev_probe_client net/wireless/rdev-ops.h:929 [inline] nl80211_probe_client+0x3a9/0xb90 net/wireless/nl80211.c:12984 genl_family_rcv_msg_doit+0x228/0x320 net/netlink/genetlink.c:739 genl_family_rcv_msg net/netlink/genetlink.c:783 [inline] genl_rcv_msg+0x328/0x580 net/netlink/genetlink.c:800 netlink_rcv_skb+0x153/0x420 net/netlink/af_netlink.c:2504 genl_rcv+0x24/0x40 net/netlink/genetlink.c:811 netlink_unicast_kernel net/netlink/af_netlink.c:1314 [inline] netlink_unicast+0x533/0x7d0 net/netlink/af_netlink.c:1340 netlink_sendmsg+0x86d/0xdb0 net/netlink/af_netlink.c:1929 sock_sendmsg_nosec net/socket.c:703 [inline] sock_sendmsg+0xcf/0x120 net/socket.c:723 ____sys_sendmsg+0x6e8/0x810 net/socket.c:2392 ___sys_sendmsg+0xf3/0x170 net/socket.c:2446 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2475 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x4665e9 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f0474db6188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665e9 RDX: 0000000000000000 RSI: 0000000020000380 RDI: 0000000000000003 RBP: 00000000004bfcc4 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80 R13: 00007ffe6e71c45f R14: 00007f0474db6300 R15: 0000000000022000 ---------------- Code disassembly (best guess), 2 bytes skipped: 0: c6 05 26 c1 d5 04 01 movb $0x1,0x4d5c126(%rip) # 0x4d5c12d 7: e8 7b 56 66 00 callq 0x665687 c: e9 4e fe ff ff jmpq 0xfffffe5f 11: e8 38 67 f3 f8 callq 0xf8f3674e 16: 4c 89 ff mov %r15,%rdi 19: e8 50 fc 90 fe callq 0xfe90fc6e 1e: e9 1f fe ff ff jmpq 0xfffffe42 23: e8 26 67 f3 f8 callq 0xf8f3674e 28: 0f 0b ud2 <-- trapping instruction 2a: 41 bc ea ff ff ff mov $0xffffffea,%r12d 30: e9 0d fe ff ff jmpq 0xfffffe42 35: 48 89 ef mov %rbp,%rdi 38: e8 61 a1 39 f9 callq 0xf939a19e 3d: e9 .byte 0xe9