./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1219349114 <...> no interfaces have a carrier forked to background, child pid 4634 [ 31.929168][ T4635] 8021q: adding VLAN 0 to HW filter on device bond0 [ 31.938674][ T4635] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.10.56' (ECDSA) to the list of known hosts. execve("./syz-executor1219349114", ["./syz-executor1219349114"], 0x7ffd444eb150 /* 10 vars */) = 0 brk(NULL) = 0x555556e90000 brk(0x555556e90c40) = 0x555556e90c40 arch_prctl(ARCH_SET_FS, 0x555556e90300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor1219349114", 4096) = 28 brk(0x555556eb1c40) = 0x555556eb1c40 brk(0x555556eb2000) = 0x555556eb2000 mprotect(0x7fd44d29c000, 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 unshare(CLONE_NEWPID) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5060 attached , child_tidptr=0x555556e905d0) = 5060 [pid 5060] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5060] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5060] setsid() = 1 [pid 5060] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5060] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5060] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5060] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5060] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5060] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5060] unshare(CLONE_NEWNS) = 0 [pid 5060] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5060] unshare(CLONE_NEWIPC) = 0 [pid 5060] unshare(CLONE_NEWCGROUP) = 0 [pid 5060] unshare(CLONE_NEWUTS) = 0 [pid 5060] unshare(CLONE_SYSVSEM) = 0 [pid 5060] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5060] write(3, "16777216", 8) = 8 [pid 5060] close(3) = 0 [pid 5060] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5060] write(3, "536870912", 9) = 9 [pid 5060] close(3) = 0 [pid 5060] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5060] write(3, "1024", 4) = 4 [pid 5060] close(3) = 0 [pid 5060] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5060] write(3, "8192", 4) = 4 [pid 5060] close(3) = 0 [pid 5060] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5060] write(3, "1024", 4) = 4 [pid 5060] close(3) = 0 [pid 5060] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5060] write(3, "1024", 4) = 4 [pid 5060] close(3) = 0 [pid 5060] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5060] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5060] close(3) = 0 [pid 5060] getpid() = 1 [pid 5060] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 0b e9 a4 fc ff ff e8 7b a6 52 f7 0f 0b e9 98 fc ff ff 44 89 e1 [ 58.014144][ T5060] RSP: 0018:ffffc90003cdf208 EFLAGS: 00010246 [ 58.020208][ T5060] RAX: 24009aa3669feb00 RBX: 0000000000000000 RCX: ffff8880200e1d40 [ 58.028250][ T5060] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 58.036287][ T5060] RBP: ffff888027978de0 R08: ffffffff8170a02d R09: ffffed1017304f5b [ 58.044327][ T5060] R10: ffffed1017304f5b R11: 1ffff11017304f5a R12: ffff8880228e66d0 [ 58.052324][ T5060] R13: 0000000000000a00 R14: ffff8880228e4000 R15: dffffc0000000000 [ 58.060776][ T5060] FS: 0000555556e90300(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 58.069795][ T5060] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.076522][ T5060] CR2: 00007ffc51b9cff8 CR3: 000000007b86c000 CR4: 00000000003506f0 [ 58.084543][ T5060] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 58.092522][ T5060] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 58.100554][ T5060] Call Trace: [ 58.103886][ T5060] [ 58.106815][ T5060] ieee80211_ibss_disconnect+0x5c5/0x880 [ 58.112448][ T5060] ieee80211_ibss_leave+0x2a/0x130 [ 58.117757][ T5060] __cfg80211_leave_ibss+0x11c/0x200 [ 58.123061][ T5060] cfg80211_leave_ibss+0x5b/0x70 [ 58.128039][ T5060] cfg80211_change_iface+0x434/0xaf0 [ 58.133348][ T5060] nl80211_set_interface+0x5ed/0x870 [ 58.138719][ T5060] ? nl80211_dump_interface+0x6b0/0x6b0 [ 58.144305][ T5060] ? mutex_lock_nested+0x17/0x20 [ 58.149242][ T5060] genl_rcv_msg+0xbe9/0xf40 [ 58.153818][ T5060] ? genl_bind+0x370/0x370 [ 58.158274][ T5060] ? kernel_text_address+0x9e/0xd0 [ 58.163401][ T5060] ? __kernel_text_address+0x9/0x40 [ 58.168670][ T5060] ? unwind_get_return_address+0x48/0x80 [ 58.174376][ T5060] ? arch_stack_walk+0xf8/0x140 [ 58.179260][ T5060] ? mark_lock+0x9a/0x350 [ 58.183586][ T5060] ? mark_lock+0x9a/0x350 [ 58.187987][ T5060] ? trace_rdev_del_link_station+0x300/0x300 [ 58.194019][ T5060] ? nl80211_dump_interface+0x6b0/0x6b0 [ 58.199559][ T5060] ? nl80211_pre_doit+0x8b0/0x8b0 [ 58.204685][ T5060] netlink_rcv_skb+0x1f0/0x470 [ 58.209461][ T5060] ? genl_bind+0x370/0x370 [ 58.214306][ T5060] ? netlink_ack+0x1290/0x1290 [ 58.219161][ T5060] ? __lock_acquire+0x1f60/0x1f60 [ 58.224273][ T5060] ? __down_read_common+0x156/0x2a0 [ 58.229505][ T5060] genl_rcv+0x24/0x40 [ 58.233482][ T5060] netlink_unicast+0x7e7/0x9c0 [ 58.238314][ T5060] ? netlink_detachskb+0xa0/0xa0 [ 58.243284][ T5060] ? __phys_addr_symbol+0x2b/0x70 [ 58.248391][ T5060] ? 0xffffffff81000000 [ 58.252552][ T5060] ? __check_object_size+0x15a/0x210 [ 58.257904][ T5060] ? bpf_lsm_netlink_send+0x5/0x10 [ 58.263025][ T5060] netlink_sendmsg+0x9b3/0xcd0 [ 58.267875][ T5060] ? netlink_getsockopt+0x9c0/0x9c0 [ 58.273092][ T5060] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 58.278655][ T5060] ? security_socket_sendmsg+0x9d/0xb0 [ 58.284520][ T5060] ? netlink_getsockopt+0x9c0/0x9c0 [ 58.289725][ T5060] ____sys_sendmsg+0x597/0x8e0 [ 58.294622][ T5060] ? __sys_sendmsg_sock+0x30/0x30 [ 58.299700][ T5060] ? rcu_read_lock_sched_held+0x89/0x130 [ 58.305645][ T5060] ? __rwlock_init+0x140/0x140 [ 58.310436][ T5060] __sys_sendmsg+0x28e/0x390 [ 58.315142][ T5060] ? ____sys_sendmsg+0x8e0/0x8e0 [ 58.320201][ T5060] ? do_notify_parent+0xeb0/0xeb0 [ 58.325310][ T5060] ? lockdep_hardirqs_on_prepare+0x448/0x7b0 [ 58.331317][ T5060] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 58.337362][ T5060] ? syscall_enter_from_user_mode+0x86/0x1d0 [ 58.343360][ T5060] do_syscall_64+0x2b/0x70 [ 58.347851][ T5060] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 58.353838][ T5060] RIP: 0033:0x7fd44d228a29 [ 58.358249][ T5060] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 41 15 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 c0 ff ff ff f7 d8 64 89 01 48 [ 58.377920][ T5060] RSP: 002b:00007ffc51b9e088 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 58.386394][ T5060] RAX: ffffffffffffffda RBX: 00007fd44d2a23a0 RCX: 00007fd44d228a29 [ 58.394431][ T5060] RDX: 0000000000000000 RSI: 00000000200003c0 RDI: 0000000000000005 [ 58.402411][ T5060] RBP: 0000000000000003 R08: 0000000c00000001 R09: 0000000c00000001 [ 58.410444][ T5060] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000031 [ 58.418504][ T5060] R13: 00007ffc51b9e0d0 R14: 00007ffc51b9e0ba R15: 00007fd44d2a2410 [ 58.426772][ T5060] [ 58.429813][ T5060] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 58.437091][ T5060] CPU: 0 PID: 5060 Comm: syz-executor121 Not tainted 6.2.0-rc4-syzkaller-00067-g7287904c8771 #0 [ 58.447494][ T5060] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 58.457545][ T5060] Call Trace: [ 58.460819][ T5060] [ 58.463768][ T5060] dump_stack_lvl+0x1e3/0x2d0 [ 58.468447][ T5060] ? nf_tcp_handle_invalid+0x630/0x630 [ 58.473900][ T5060] ? panic+0x770/0x770 [ 58.477972][ T5060] ? vscnprintf+0x59/0x80 [ 58.482303][ T5060] ? ieee80211_bss_info_change_notify+0x3e0/0x470 [ 58.488735][ T5060] panic+0x316/0x770 [ 58.492635][ T5060] ? __warn+0x16d/0x2d0 [ 58.496789][ T5060] ? memcpy_page_flushcache+0x100/0x100 [ 58.502351][ T5060] ? ieee80211_bss_info_change_notify+0x3f9/0x470 [ 58.508765][ T5060] __warn+0x284/0x2d0 [ 58.512747][ T5060] ? ieee80211_bss_info_change_notify+0x3f9/0x470 [ 58.519177][ T5060] report_bug+0x1b3/0x2d0 [ 58.523507][ T5060] handle_bug+0x3d/0x70 [ 58.527682][ T5060] exc_invalid_op+0x16/0x40 [ 58.532181][ T5060] asm_exc_invalid_op+0x16/0x20 [ 58.537026][ T5060] RIP: 0010:ieee80211_bss_info_change_notify+0x3f9/0x470 [ 58.544059][ T5060] Code: a9 f7 49 8b 86 08 09 00 00 49 81 c6 28 09 00 00 48 85 c0 4c 0f 45 f0 48 c7 c7 60 2a 46 8c 4c 89 f6 89 da 31 c0 e8 87 f8 18 f7 <0f> 0b e9 a4 fc ff ff e8 7b a6 52 f7 0f 0b e9 98 fc ff ff 44 89 e1 [ 58.563658][ T5060] RSP: 0018:ffffc90003cdf208 EFLAGS: 00010246 [ 58.569736][ T5060] RAX: 24009aa3669feb00 RBX: 0000000000000000 RCX: ffff8880200e1d40 [ 58.577724][ T5060] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 58.585688][ T5060] RBP: ffff888027978de0 R08: ffffffff8170a02d R09: ffffed1017304f5b [ 58.593654][ T5060] R10: ffffed1017304f5b R11: 1ffff11017304f5a R12: ffff8880228e66d0 [ 58.601793][ T5060] R13: 0000000000000a00 R14: ffff8880228e4000 R15: dffffc0000000000 [ 58.609767][ T5060] ? __wake_up_klogd+0xcd/0x100 [ 58.614644][ T5060] ? ieee80211_bss_info_change_notify+0x3f9/0x470 [ 58.621075][ T5060] ieee80211_ibss_disconnect+0x5c5/0x880 [ 58.626716][ T5060] ieee80211_ibss_leave+0x2a/0x130 [ 58.631916][ T5060] __cfg80211_leave_ibss+0x11c/0x200 [ 58.637221][ T5060] cfg80211_leave_ibss+0x5b/0x70 [ 58.642166][ T5060] cfg80211_change_iface+0x434/0xaf0 [ 58.647468][ T5060] nl80211_set_interface+0x5ed/0x870 [ 58.652806][ T5060] ? nl80211_dump_interface+0x6b0/0x6b0 [ 58.658384][ T5060] ? mutex_lock_nested+0x17/0x20 [ 58.663347][ T5060] genl_rcv_msg+0xbe9/0xf40 [ 58.667890][ T5060] ? genl_bind+0x370/0x370 [ 58.673301][ T5060] ? kernel_text_address+0x9e/0xd0 [ 58.678428][ T5060] ? __kernel_text_address+0x9/0x40 [ 58.683627][ T5060] ? unwind_get_return_address+0x48/0x80 [ 58.689256][ T5060] ? arch_stack_walk+0xf8/0x140 [ 58.694112][ T5060] ? mark_lock+0x9a/0x350 [ 58.698447][ T5060] ? mark_lock+0x9a/0x350 [ 58.702775][ T5060] ? trace_rdev_del_link_station+0x300/0x300 [ 58.708752][ T5060] ? nl80211_dump_interface+0x6b0/0x6b0 [ 58.714294][ T5060] ? nl80211_pre_doit+0x8b0/0x8b0 [ 58.719327][ T5060] netlink_rcv_skb+0x1f0/0x470 [ 58.724086][ T5060] ? genl_bind+0x370/0x370 [ 58.728512][ T5060] ? netlink_ack+0x1290/0x1290 [ 58.733284][ T5060] ? __lock_acquire+0x1f60/0x1f60 [ 58.738318][ T5060] ? __down_read_common+0x156/0x2a0 [ 58.743511][ T5060] genl_rcv+0x24/0x40 [ 58.747491][ T5060] netlink_unicast+0x7e7/0x9c0 [ 58.752255][ T5060] ? netlink_detachskb+0xa0/0xa0 [ 58.757195][ T5060] ? __phys_addr_symbol+0x2b/0x70 [ 58.762215][ T5060] ? 0xffffffff81000000 [ 58.766363][ T5060] ? __check_object_size+0x15a/0x210 [ 58.771644][ T5060] ? bpf_lsm_netlink_send+0x5/0x10 [ 58.776754][ T5060] netlink_sendmsg+0x9b3/0xcd0 [ 58.781524][ T5060] ? netlink_getsockopt+0x9c0/0x9c0 [ 58.786726][ T5060] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 58.792012][ T5060] ? security_socket_sendmsg+0x9d/0xb0 [ 58.797487][ T5060] ? netlink_getsockopt+0x9c0/0x9c0 [ 58.802708][ T5060] ____sys_sendmsg+0x597/0x8e0 [ 58.807585][ T5060] ? __sys_sendmsg_sock+0x30/0x30 [ 58.812611][ T5060] ? rcu_read_lock_sched_held+0x89/0x130 [ 58.818283][ T5060] ? __rwlock_init+0x140/0x140 [ 58.823053][ T5060] __sys_sendmsg+0x28e/0x390 [ 58.827645][ T5060] ? ____sys_sendmsg+0x8e0/0x8e0 [ 58.832608][ T5060] ? do_notify_parent+0xeb0/0xeb0 [ 58.837639][ T5060] ? lockdep_hardirqs_on_prepare+0x448/0x7b0 [ 58.843638][ T5060] ? syscall_enter_from_user_mode+0x2e/0x1d0 [ 58.849886][ T5060] ? syscall_enter_from_user_mode+0x86/0x1d0 [ 58.855861][ T5060] do_syscall_64+0x2b/0x70 [ 58.860297][ T5060] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 58.866243][ T5060] RIP: 0033:0x7fd44d228a29 [ 58.870674][ T5060] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 41 15 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 c0 ff ff ff f7 d8 64 89 01 48 [ 58.890289][ T5060] RSP: 002b:00007ffc51b9e088 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 58.898704][ T5060] RAX: ffffffffffffffda RBX: 00007fd44d2a23a0 RCX: 00007fd44d228a29 [ 58.906667][ T5060] RDX: 0000000000000000 RSI: 00000000200003c0 RDI: 0000000000000005 [ 58.914632][ T5060] RBP: 0000000000000003 R08: 0000000c00000001 R09: 0000000c00000001 [ 58.922595][ T5060] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000031 [ 58.930646][ T5060] R13: 00007ffc51b9e0d0 R14: 00007ffc51b9e0ba R15: 00007fd44d2a2410 [ 58.938627][ T5060] [ 58.941859][ T5060] Kernel Offset: disabled [ 58.946259][ T5060] Rebooting in 86400 seconds..