./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor4110543367 <...> DUID 00:04:a1:84:1b:e0:48:24:35:f8:15:f9:55:b5:79:ea:e6:3e forked to background, child pid 4637 [ 32.301744][ T4638] 8021q: adding VLAN 0 to HW filter on device bond0 [ 32.330756][ T4638] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.113' (ECDSA) to the list of known hosts. execve("./syz-executor4110543367", ["./syz-executor4110543367"], 0x7fffbb02d660 /* 10 vars */) = 0 brk(NULL) = 0x5555563ad000 brk(0x5555563adc40) = 0x5555563adc40 arch_prctl(ARCH_SET_FS, 0x5555563ad300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor4110543367", 4096) = 28 brk(0x5555563cec40) = 0x5555563cec40 brk(0x5555563cf000) = 0x5555563cf000 mprotect(0x7f67ffa8a000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0c\x00\x02\x00\x6e\x6c\x38\x30\x32\x31\x31\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 32 recvfrom(4, [{nlmsg_len=2476, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5063}, "\x01\x02\x00\x00\x0c\x00\x02\x00\x6e\x6c\x38\x30\x32\x31\x31\x00\x06\x00\x01\x00\x22\x00\x00\x00\x08\x00\x03\x00\x01\x00\x00\x00\x08\x00\x04\x00\x00\x00\x00\x00\x08\x00\x05\x00\x41\x01\x00\x00\xd8\x08\x06\x00\x14\x00\x01\x00\x08\x00\x01\x00\x01\x00\x00\x00\x08\x00\x02\x00\x0e\x00\x00\x00\x14\x00\x02\x00\x08\x00\x01\x00\x02\x00\x00\x00\x08\x00\x02\x00\x1a\x00\x00\x00\x14\x00\x03\x00\x08\x00\x01\x00"...], 4096, 0, NULL, NULL) = 2476 recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5063}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 close(4) = 0 socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 5 sendto(5, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0c\x00\x02\x00\x6e\x6c\x38\x30\x32\x31\x31\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 32 recvfrom(5, [{nlmsg_len=2476, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5063}, "\x01\x02\x00\x00\x0c\x00\x02\x00\x6e\x6c\x38\x30\x32\x31\x31\x00\x06\x00\x01\x00\x22\x00\x00\x00\x08\x00\x03\x00\x01\x00\x00\x00\x08\x00\x04\x00\x00\x00\x00\x00\x08\x00\x05\x00\x41\x01\x00\x00\xd8\x08\x06\x00\x14\x00\x01\x00\x08\x00\x01\x00\x01\x00\x00\x00\x08\x00\x02\x00\x0e\x00\x00\x00\x14\x00\x02\x00\x08\x00\x01\x00\x02\x00\x00\x00\x08\x00\x02\x00\x1a\x00\x00\x00\x14\x00\x03\x00\x08\x00\x01\x00"...], 4096, 0, NULL, NULL) = 2476 recvfrom(5, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5063}, {error=0, msg={nlmsg_len=32, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 close(5) = 0 ioctl(4, SIOCGIFINDEX, {ifr_name="wlan1", ifr_ifindex=9}) = 0 sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x24\x00\x00\x00\x22\x00\x05\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00\x00\x00\x08\x00\x03\x00\x09\x00\x00\x00\x08\x00\x05\x00\x09\x00\x00\x00", iov_len=36}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 36 syzkaller login: [ 50.587636][ T5063] ------------[ cut here ]------------ [ 50.593307][ T5063] WARNING: CPU: 0 PID: 5063 at net/mac80211/cfg.c:3996 ieee80211_probe_client+0x560/0x6e0 [ 50.603513][ T5063] Modules linked in: [ 50.607429][ T5063] CPU: 0 PID: 5063 Comm: syz-executor411 Not tainted 6.2.0-rc6-syzkaller-00239-g0136d86b7852 #0 [ 50.618014][ T5063] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 50.628351][ T5063] RIP: 0010:ieee80211_probe_client+0x560/0x6e0 [ 50.634532][ T5063] Code: f7 c6 05 7b b0 54 04 01 48 c7 c7 d8 f8 46 8c be 9b 0f 00 00 48 c7 c2 60 f2 46 8c e8 ca d6 23 f7 e9 ba fb ff ff e8 a0 b2 44 f7 <0f> 0b bb ea ff ff ff e9 33 ff ff ff 89 e9 80 e1 07 80 c1 03 38 c1 [ 50.654230][ T5063] RSP: 0018:ffffc90003daf330 EFLAGS: 00010293 [ 50.660362][ T5063] RAX: ffffffff8a480710 RBX: 0000000000000001 RCX: ffff88801ca13a80 [ 50.668418][ T5063] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 50.677179][ T5063] RBP: 0000000000000000 R08: ffffffff8a4802b8 R09: fffffbfff212f631 [ 50.685289][ T5063] R10: fffffbfff212f631 R11: 1ffffffff212f630 R12: dffffc0000000000 [ 50.693319][ T5063] R13: ffffc90003daf440 R14: ffff888028b9ec2c R15: ffff888021012a20 [ 50.701330][ T5063] FS: 00005555563ad300(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 50.710375][ T5063] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.716961][ T5063] CR2: 0000000000cbf018 CR3: 0000000029dec000 CR4: 00000000003506f0 [ 50.724998][ T5063] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 50.733053][ T5063] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 50.741065][ T5063] Call Trace: [ 50.744357][ T5063] [ 50.747395][ T5063] ? trace_rdev_probe_client+0x104/0x300 [ 50.753098][ T5063] nl80211_probe_client+0x31f/0x660 [ 50.758341][ T5063] ? nl80211_register_unexpected_frame+0x170/0x170 [ 50.764903][ T5063] genl_rcv_msg+0xbe9/0xf40 [ 50.769492][ T5063] ? genl_bind+0x370/0x370 [ 50.773931][ T5063] ? kernel_text_address+0x9e/0xd0 [ 50.779113][ T5063] ? __kernel_text_address+0x9/0x40 [ 50.784348][ T5063] ? unwind_get_return_address+0x48/0x80 [ 50.790067][ T5063] ? arch_stack_walk+0xf8/0x140 [ 50.794948][ T5063] ? mark_lock+0x9a/0x350 [ 50.799542][ T5063] ? mark_lock+0x9a/0x350 [ 50.803881][ T5063] ? trace_rdev_del_link_station+0x300/0x300 [ 50.809915][ T5063] ? nl80211_register_unexpected_frame+0x170/0x170 [ 50.816432][ T5063] ? nl80211_pre_doit+0x8b0/0x8b0 [ 50.821533][ T5063] netlink_rcv_skb+0x1f0/0x470 [ 50.826329][ T5063] ? genl_bind+0x370/0x370 [ 50.830835][ T5063] ? netlink_ack+0x1290/0x1290 [ 50.835626][ T5063] ? __lock_acquire+0x1f60/0x1f60 [ 50.840699][ T5063] ? __down_read_common+0x156/0x2a0 [ 50.845911][ T5063] genl_rcv+0x24/0x40 [ 50.849946][ T5063] netlink_unicast+0x7e7/0x9c0 [ 50.854736][ T5063] ? netlink_detachskb+0xa0/0xa0 [ 50.859720][ T5063] ? __phys_addr_symbol+0x2b/0x70 [ 50.864760][ T5063] ? 0xffffffff81000000 [ 50.868986][ T5063] ? __check_object_size+0x15a/0x210 [ 50.874311][ T5063] ? bpf_lsm_netlink_send+0x5/0x10 [ 50.879459][ T5063] netlink_sendmsg+0x9b3/0xcd0 [ 50.884261][ T5063] ? netlink_getsockopt+0x9c0/0x9c0 [ 50.889538][ T5063] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 50.894862][ T5063] ? security_socket_sendmsg+0x9d/0xb0 [ 50.900473][ T5063] ? netlink_getsockopt+0x9c0/0x9c0 [ 50.905708][ T5063] ____sys_sendmsg+0x597/0x8e0 [ 50.910573][ T5063] ? __sys_sendmsg_sock+0x30/0x30 [ 50.915621][ T5063] ? rcu_read_lock_sched_held+0x89/0x130 [ 50.921333][ T5063] ? __rwlock_init+0x140/0x140 [ 50.926120][ T5063] __sys_sendmsg+0x28e/0x390 [ 50.930770][ T5063] ? ____sys_sendmsg+0x8e0/0x8e0 [ 50.935761][ T5063] ? do_notify_parent+0xeb0/0xeb0 [ 50.940816][ T5063] ? lockdep_hardirqs_on_prepare+0x448/0x7b0 [ 50.946818][ T5063] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 50.952878][ T5063] ? syscall_enter_from_user_mode+0x86/0x1d0 [ 50.958891][ T5063] do_syscall_64+0x2b/0x70 [ 50.963301][ T5063] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 50.969239][ T5063] RIP: 0033:0x7f67ffa1dd59 [ 50.973694][ T5063] Code: 28 c3 e8 5a 14 00 00 66 2e 0f 1f 84 00 00 00 00 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 c0 ff ff ff f7 d8 64 89 01 48 [ 50.993449][ T5063] RSP: 002b:00007ffe49bfcee8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 51.001999][ T5063] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f67ffa1dd59 [ 51.010031][ T5063] RDX: 0000000000000010 RSI: 00000000200000c0 RDI: 0000000000000003 [ 51.018021][ T5063] RBP: 00007f67ff9e1720 R08: 0000000000000001 R09: 0000000000000000 [ 51.026219][ T5063] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f67ff9e17b0 [ 51.034282][ T5063] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 51.042341][ T5063] [ 51.045366][ T5063] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 51.052643][ T5063] CPU: 0 PID: 5063 Comm: syz-executor411 Not tainted 6.2.0-rc6-syzkaller-00239-g0136d86b7852 #0 [ 51.063041][ T5063] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 51.073110][ T5063] Call Trace: [ 51.076381][ T5063] [ 51.079302][ T5063] dump_stack_lvl+0x1e3/0x2d0 [ 51.083980][ T5063] ? nf_tcp_handle_invalid+0x630/0x630 [ 51.089430][ T5063] ? panic+0x770/0x770 [ 51.093495][ T5063] ? vscnprintf+0x59/0x80 [ 51.097812][ T5063] ? ieee80211_probe_client+0x550/0x6e0 [ 51.103363][ T5063] panic+0x316/0x770 [ 51.107269][ T5063] ? __warn+0x16d/0x2d0 [ 51.111422][ T5063] ? memcpy_page_flushcache+0x100/0x100 [ 51.116977][ T5063] ? ieee80211_probe_client+0x560/0x6e0 [ 51.122529][ T5063] __warn+0x284/0x2d0 [ 51.126501][ T5063] ? ieee80211_probe_client+0x560/0x6e0 [ 51.132038][ T5063] report_bug+0x1b3/0x2d0 [ 51.136376][ T5063] handle_bug+0x3d/0x70 [ 51.140521][ T5063] exc_invalid_op+0x16/0x40 [ 51.145012][ T5063] asm_exc_invalid_op+0x16/0x20 [ 51.149855][ T5063] RIP: 0010:ieee80211_probe_client+0x560/0x6e0 [ 51.156015][ T5063] Code: f7 c6 05 7b b0 54 04 01 48 c7 c7 d8 f8 46 8c be 9b 0f 00 00 48 c7 c2 60 f2 46 8c e8 ca d6 23 f7 e9 ba fb ff ff e8 a0 b2 44 f7 <0f> 0b bb ea ff ff ff e9 33 ff ff ff 89 e9 80 e1 07 80 c1 03 38 c1 [ 51.175633][ T5063] RSP: 0018:ffffc90003daf330 EFLAGS: 00010293 [ 51.181701][ T5063] RAX: ffffffff8a480710 RBX: 0000000000000001 RCX: ffff88801ca13a80 [ 51.189668][ T5063] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 51.197633][ T5063] RBP: 0000000000000000 R08: ffffffff8a4802b8 R09: fffffbfff212f631 [ 51.205600][ T5063] R10: fffffbfff212f631 R11: 1ffffffff212f630 R12: dffffc0000000000 [ 51.213569][ T5063] R13: ffffc90003daf440 R14: ffff888028b9ec2c R15: ffff888021012a20 [ 51.221556][ T5063] ? ieee80211_probe_client+0x108/0x6e0 [ 51.227127][ T5063] ? ieee80211_probe_client+0x560/0x6e0 [ 51.232683][ T5063] ? trace_rdev_probe_client+0x104/0x300 [ 51.238328][ T5063] nl80211_probe_client+0x31f/0x660 [ 51.243532][ T5063] ? nl80211_register_unexpected_frame+0x170/0x170 [ 51.250043][ T5063] genl_rcv_msg+0xbe9/0xf40 [ 51.254552][ T5063] ? genl_bind+0x370/0x370 [ 51.258963][ T5063] ? kernel_text_address+0x9e/0xd0 [ 51.264075][ T5063] ? __kernel_text_address+0x9/0x40 [ 51.269285][ T5063] ? unwind_get_return_address+0x48/0x80 [ 51.274927][ T5063] ? arch_stack_walk+0xf8/0x140 [ 51.279781][ T5063] ? mark_lock+0x9a/0x350 [ 51.284116][ T5063] ? mark_lock+0x9a/0x350 [ 51.288459][ T5063] ? trace_rdev_del_link_station+0x300/0x300 [ 51.294447][ T5063] ? nl80211_register_unexpected_frame+0x170/0x170 [ 51.300943][ T5063] ? nl80211_pre_doit+0x8b0/0x8b0 [ 51.305978][ T5063] netlink_rcv_skb+0x1f0/0x470 [ 51.310747][ T5063] ? genl_bind+0x370/0x370 [ 51.315164][ T5063] ? netlink_ack+0x1290/0x1290 [ 51.319953][ T5063] ? __lock_acquire+0x1f60/0x1f60 [ 51.324990][ T5063] ? __down_read_common+0x156/0x2a0 [ 51.330186][ T5063] genl_rcv+0x24/0x40 [ 51.334174][ T5063] netlink_unicast+0x7e7/0x9c0 [ 51.338949][ T5063] ? netlink_detachskb+0xa0/0xa0 [ 51.343887][ T5063] ? __phys_addr_symbol+0x2b/0x70 [ 51.348913][ T5063] ? 0xffffffff81000000 [ 51.353061][ T5063] ? __check_object_size+0x15a/0x210 [ 51.358343][ T5063] ? bpf_lsm_netlink_send+0x5/0x10 [ 51.363451][ T5063] netlink_sendmsg+0x9b3/0xcd0 [ 51.368250][ T5063] ? netlink_getsockopt+0x9c0/0x9c0 [ 51.373456][ T5063] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 51.378734][ T5063] ? security_socket_sendmsg+0x9d/0xb0 [ 51.384199][ T5063] ? netlink_getsockopt+0x9c0/0x9c0 [ 51.389471][ T5063] ____sys_sendmsg+0x597/0x8e0 [ 51.394249][ T5063] ? __sys_sendmsg_sock+0x30/0x30 [ 51.399280][ T5063] ? rcu_read_lock_sched_held+0x89/0x130 [ 51.404929][ T5063] ? __rwlock_init+0x140/0x140 [ 51.409698][ T5063] __sys_sendmsg+0x28e/0x390 [ 51.414291][ T5063] ? ____sys_sendmsg+0x8e0/0x8e0 [ 51.419262][ T5063] ? do_notify_parent+0xeb0/0xeb0 [ 51.424282][ T5063] ? lockdep_hardirqs_on_prepare+0x448/0x7b0 [ 51.430271][ T5063] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 51.436250][ T5063] ? syscall_enter_from_user_mode+0x86/0x1d0 [ 51.442231][ T5063] do_syscall_64+0x2b/0x70 [ 51.446650][ T5063] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 51.452542][ T5063] RIP: 0033:0x7f67ffa1dd59 [ 51.456965][ T5063] Code: 28 c3 e8 5a 14 00 00 66 2e 0f 1f 84 00 00 00 00 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 c0 ff ff ff f7 d8 64 89 01 48 [ 51.476565][ T5063] RSP: 002b:00007ffe49bfcee8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 51.484978][ T5063] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f67ffa1dd59 [ 51.492946][ T5063] RDX: 0000000000000010 RSI: 00000000200000c0 RDI: 0000000000000003 [ 51.500909][ T5063] RBP: 00007f67ff9e1720 R08: 0000000000000001 R09: 0000000000000000 [ 51.508873][ T5063] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f67ff9e17b0 [ 51.516838][ T5063] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 51.524818][ T5063] [ 51.528055][ T5063] Kernel Offset: disabled [ 51.532451][ T5063] Rebooting in 86400 seconds..