./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3607450291 <...> DUID 00:04:f2:7f:36:b6:03:80:f9:c3:71:03:f9:5e:f9:cf:ad:4a forked to background, child pid 3183 [ 22.530796][ T3184] 8021q: adding VLAN 0 to HW filter on device bond0 [ 22.540910][ T3184] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.194' (ECDSA) to the list of known hosts. execve("./syz-executor3607450291", ["./syz-executor3607450291"], 0x7ffea4e2ff30 /* 10 vars */) = 0 brk(NULL) = 0x55555567a000 brk(0x55555567ac40) = 0x55555567ac40 arch_prctl(ARCH_SET_FS, 0x55555567a300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor3607450291", 4096) = 28 brk(0x55555569bc40) = 0x55555569bc40 brk(0x55555569c000) = 0x55555569c000 mprotect(0x7f14e3067000, 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 3605 attached , child_tidptr=0x55555567a5d0) = 3605 [pid 3605] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 3605] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3605] setsid() = 1 [pid 3605] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 3605] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 3605] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 3605] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 3605] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 3605] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 3605] unshare(CLONE_NEWNS) = 0 [pid 3605] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 3605] unshare(CLONE_NEWIPC) = 0 [pid 3605] unshare(CLONE_NEWCGROUP) = 0 [pid 3605] unshare(CLONE_NEWUTS) = 0 [pid 3605] unshare(CLONE_SYSVSEM) = 0 [pid 3605] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 3605] write(3, "16777216", 8) = 8 [pid 3605] close(3) = 0 [pid 3605] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 3605] write(3, "536870912", 9) = 9 [pid 3605] close(3) = 0 [pid 3605] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 3605] write(3, "1024", 4) = 4 [pid 3605] close(3) = 0 [pid 3605] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 3605] write(3, "8192", 4) = 4 [pid 3605] close(3) = 0 [pid 3605] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 3605] write(3, "1024", 4) = 4 [pid 3605] close(3) = 0 [pid 3605] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 3605] write(3, "1024", 4) = 4 [pid 3605] close(3) = 0 [pid 3605] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 3605] write(3, "1024 1048576 500 1024", 21) = 21 [pid 3605] close(3) = 0 [pid 3605] getpid() = 1 [pid 3605] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 0b e9 55 f8 ff ff e8 f6 0b b3 f8 65 ff 05 3f f0 38 77 48 c7 c0 [ 37.435675][ T3605] RSP: 0018:ffffc90003c6f3a0 EFLAGS: 00010282 [ 37.441732][ T3605] RAX: 0000000000000000 RBX: ffff88807b97cc80 RCX: 0000000000000000 [ 37.449737][ T3605] RDX: ffff88801e990000 RSI: ffffffff81620a28 RDI: fffff5200078de66 [ 37.457736][ T3605] RBP: ffff88807b97c000 R08: 0000000000000005 R09: 0000000000000000 [ 37.465722][ T3605] R10: 0000000080000000 R11: 46203a306e616c77 R12: 0000000000000a00 [ 37.473727][ T3605] R13: ffff88807b97e6d0 R14: 0000000000000000 R15: 0000000000000000 [ 37.481684][ T3605] FS: 000055555567a300(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 37.490632][ T3605] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.497235][ T3605] CR2: 0000000020000340 CR3: 0000000079e6f000 CR4: 00000000003506f0 [ 37.505278][ T3605] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 37.513292][ T3605] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 37.521255][ T3605] Call Trace: [ 37.524579][ T3605] [ 37.527516][ T3605] ? __local_bh_enable_ip+0xa0/0x120 [ 37.532849][ T3605] ? trace_hardirqs_on+0x2d/0x160 [ 37.537871][ T3605] ieee80211_ibss_disconnect+0x411/0x7b0 [ 37.543518][ T3605] ? wait_for_completion_io_timeout+0x20/0x20 [ 37.549589][ T3605] ieee80211_ibss_leave+0x12/0x150 [ 37.554775][ T3605] __cfg80211_leave_ibss+0x1cb/0x540 [ 37.560074][ T3605] cfg80211_leave_ibss+0x54/0x70 [ 37.565035][ T3605] cfg80211_change_iface+0xdff/0x1110 [ 37.570427][ T3605] nl80211_set_interface+0x691/0x960 [ 37.575773][ T3605] ? nl80211_notify_iface+0x180/0x180 [ 37.581160][ T3605] ? nl80211_pre_doit+0x11c/0xab0 [ 37.586211][ T3605] genl_family_rcv_msg_doit+0x228/0x320 [ 37.591760][ T3605] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x290/0x290 [ 37.599159][ T3605] ? ns_capable+0xd9/0x100 [ 37.603612][ T3605] genl_rcv_msg+0x441/0x780 [ 37.608125][ T3605] ? genl_get_cmd+0x480/0x480 [ 37.612820][ T3605] ? __alloc_skb+0xd9/0x2f0 [ 37.617330][ T3605] ? netlink_sendmsg+0x9a2/0xe10 [ 37.622258][ T3605] ? sock_sendmsg+0xcf/0x120 [ 37.626869][ T3605] ? nl80211_notify_iface+0x180/0x180 [ 37.632248][ T3605] ? lock_release+0x810/0x810 [ 37.636943][ T3605] ? rcu_read_lock_sched_held+0xd/0x70 [ 37.642418][ T3605] ? lock_acquire+0x4fc/0x630 [ 37.647122][ T3605] netlink_rcv_skb+0x153/0x420 [ 37.651904][ T3605] ? genl_get_cmd+0x480/0x480 [ 37.656611][ T3605] ? netlink_ack+0xd50/0xd50 [ 37.661226][ T3605] ? netlink_deliver_tap+0x1b1/0xc40 [ 37.666562][ T3605] genl_rcv+0x24/0x40 [ 37.670543][ T3605] netlink_unicast+0x543/0x7f0 [ 37.675331][ T3605] ? netlink_attachskb+0x880/0x880 [ 37.680457][ T3605] ? __virt_addr_valid+0x5d/0x2d0 [ 37.685499][ T3605] ? __phys_addr_symbol+0x2c/0x70 [ 37.690593][ T3605] ? __check_object_size+0x2de/0x5a0 [ 37.695905][ T3605] netlink_sendmsg+0x917/0xe10 [ 37.700681][ T3605] ? netlink_unicast+0x7f0/0x7f0 [ 37.705643][ T3605] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 37.710939][ T3605] ? netlink_unicast+0x7f0/0x7f0 [ 37.715913][ T3605] sock_sendmsg+0xcf/0x120 [ 37.720336][ T3605] ____sys_sendmsg+0x712/0x8c0 [ 37.725138][ T3605] ? copy_msghdr_from_user+0xfc/0x150 [ 37.730538][ T3605] ? kernel_sendmsg+0x50/0x50 [ 37.735252][ T3605] ? finish_task_switch.isra.0+0x2b5/0xc80 [ 37.741069][ T3605] ? trace_hardirqs_on+0x2d/0x160 [ 37.746128][ T3605] ___sys_sendmsg+0x110/0x1b0 [ 37.750827][ T3605] ? do_recvmmsg+0x6e0/0x6e0 [ 37.755453][ T3605] ? __schedule+0xaf1/0x53f0 [ 37.760063][ T3605] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 37.765894][ T3605] ? trace_hardirqs_on+0x2d/0x160 [ 37.770923][ T3605] ? rcu_read_lock_sched_held+0xd/0x70 [ 37.776416][ T3605] ? lock_acquire+0x4fc/0x630 [ 37.781191][ T3605] ? rcu_read_lock_sched_held+0xd/0x70 [ 37.786687][ T3605] ? lock_acquire+0x4fc/0x630 [ 37.791378][ T3605] ? lock_release+0x810/0x810 [ 37.796173][ T3605] ? ptrace_stop.part.0+0x49a/0x8c0 [ 37.801384][ T3605] ? do_raw_spin_lock+0x120/0x2a0 [ 37.806443][ T3605] ? rwlock_bug.part.0+0x90/0x90 [ 37.811388][ T3605] ? __fget_light+0x20a/0x270 [ 37.816130][ T3605] __sys_sendmsg+0xf3/0x1c0 [ 37.820648][ T3605] ? __sys_sendmsg_sock+0x30/0x30 [ 37.825698][ T3605] ? lock_downgrade+0x6e0/0x6e0 [ 37.830556][ T3605] ? _raw_spin_unlock_irq+0x2a/0x40 [ 37.835802][ T3605] ? ptrace_notify+0xfa/0x140 [ 37.840513][ T3605] do_syscall_64+0x35/0xb0 [ 37.844951][ T3605] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 37.850875][ T3605] RIP: 0033:0x7f14e2ff3a29 [ 37.855486][ T3605] 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 [ 37.875147][ T3605] RSP: 002b:00007ffc0fafcd68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 37.883573][ T3605] RAX: ffffffffffffffda RBX: 00007f14e306d3a0 RCX: 00007f14e2ff3a29 [ 37.891552][ T3605] RDX: 0000000000000000 RSI: 00000000200003c0 RDI: 0000000000000005 [ 37.899551][ T3605] RBP: 0000000000000003 R08: 0000000c00000001 R09: 0000000c00000001 [ 37.907537][ T3605] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000031 [ 37.915546][ T3605] R13: 00007ffc0fafcdb0 R14: 00007ffc0fafcd9a R15: 00007f14e306d410 [ 37.923549][ T3605] [ 37.926575][ T3605] Kernel panic - not syncing: panic_on_warn set ... [ 37.933152][ T3605] CPU: 0 PID: 3605 Comm: syz-executor360 Not tainted 6.1.0-rc1-syzkaller-00115-g0bda03623e6b #0 [ 37.943545][ T3605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 [ 37.953581][ T3605] Call Trace: [ 37.956843][ T3605] [ 37.959776][ T3605] dump_stack_lvl+0xcd/0x134 [ 37.964361][ T3605] panic+0x2c8/0x622 [ 37.968355][ T3605] ? panic_print_sys_info.part.0+0x110/0x110 [ 37.974329][ T3605] ? __warn.cold+0x24b/0x350 [ 37.978908][ T3605] ? ieee80211_bss_info_change_notify+0x8be/0xbe0 [ 37.985317][ T3605] __warn.cold+0x25c/0x350 [ 37.989732][ T3605] ? __wake_up_klogd.part.0+0x99/0xf0 [ 37.995089][ T3605] ? ieee80211_bss_info_change_notify+0x8be/0xbe0 [ 38.001491][ T3605] report_bug+0x1bc/0x210 [ 38.005809][ T3605] handle_bug+0x3c/0x70 [ 38.009954][ T3605] exc_invalid_op+0x14/0x40 [ 38.014448][ T3605] asm_exc_invalid_op+0x16/0x20 [ 38.019299][ T3605] RIP: 0010:ieee80211_bss_info_change_notify+0x8be/0xbe0 [ 38.026316][ T3605] Code: ab 08 09 00 00 48 85 ed 0f 84 25 01 00 00 e8 19 0c b3 f8 e8 14 0c b3 f8 44 89 fa 48 89 ee 48 c7 c7 a0 f7 15 8b e8 fe de 7f 00 <0f> 0b e9 55 f8 ff ff e8 f6 0b b3 f8 65 ff 05 3f f0 38 77 48 c7 c0 [ 38.045924][ T3605] RSP: 0018:ffffc90003c6f3a0 EFLAGS: 00010282 [ 38.051989][ T3605] RAX: 0000000000000000 RBX: ffff88807b97cc80 RCX: 0000000000000000 [ 38.059954][ T3605] RDX: ffff88801e990000 RSI: ffffffff81620a28 RDI: fffff5200078de66 [ 38.067921][ T3605] RBP: ffff88807b97c000 R08: 0000000000000005 R09: 0000000000000000 [ 38.075891][ T3605] R10: 0000000080000000 R11: 46203a306e616c77 R12: 0000000000000a00 [ 38.083857][ T3605] R13: ffff88807b97e6d0 R14: 0000000000000000 R15: 0000000000000000 [ 38.091827][ T3605] ? vprintk+0x88/0x90 [ 38.096344][ T3605] ? __local_bh_enable_ip+0xa0/0x120 [ 38.101630][ T3605] ? trace_hardirqs_on+0x2d/0x160 [ 38.106654][ T3605] ieee80211_ibss_disconnect+0x411/0x7b0 [ 38.112288][ T3605] ? wait_for_completion_io_timeout+0x20/0x20 [ 38.118352][ T3605] ieee80211_ibss_leave+0x12/0x150 [ 38.123728][ T3605] __cfg80211_leave_ibss+0x1cb/0x540 [ 38.129018][ T3605] cfg80211_leave_ibss+0x54/0x70 [ 38.133959][ T3605] cfg80211_change_iface+0xdff/0x1110 [ 38.139340][ T3605] nl80211_set_interface+0x691/0x960 [ 38.144626][ T3605] ? nl80211_notify_iface+0x180/0x180 [ 38.149999][ T3605] ? nl80211_pre_doit+0x11c/0xab0 [ 38.155029][ T3605] genl_family_rcv_msg_doit+0x228/0x320 [ 38.160572][ T3605] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x290/0x290 [ 38.167951][ T3605] ? ns_capable+0xd9/0x100 [ 38.172374][ T3605] genl_rcv_msg+0x441/0x780 [ 38.176888][ T3605] ? genl_get_cmd+0x480/0x480 [ 38.181577][ T3605] ? __alloc_skb+0xd9/0x2f0 [ 38.186091][ T3605] ? netlink_sendmsg+0x9a2/0xe10 [ 38.191047][ T3605] ? sock_sendmsg+0xcf/0x120 [ 38.195641][ T3605] ? nl80211_notify_iface+0x180/0x180 [ 38.201016][ T3605] ? lock_release+0x810/0x810 [ 38.205691][ T3605] ? rcu_read_lock_sched_held+0xd/0x70 [ 38.211156][ T3605] ? lock_acquire+0x4fc/0x630 [ 38.215831][ T3605] netlink_rcv_skb+0x153/0x420 [ 38.220601][ T3605] ? genl_get_cmd+0x480/0x480 [ 38.225274][ T3605] ? netlink_ack+0xd50/0xd50 [ 38.229875][ T3605] ? netlink_deliver_tap+0x1b1/0xc40 [ 38.235169][ T3605] genl_rcv+0x24/0x40 [ 38.239146][ T3605] netlink_unicast+0x543/0x7f0 [ 38.243917][ T3605] ? netlink_attachskb+0x880/0x880 [ 38.249035][ T3605] ? __virt_addr_valid+0x5d/0x2d0 [ 38.254054][ T3605] ? __phys_addr_symbol+0x2c/0x70 [ 38.259072][ T3605] ? __check_object_size+0x2de/0x5a0 [ 38.264401][ T3605] netlink_sendmsg+0x917/0xe10 [ 38.269174][ T3605] ? netlink_unicast+0x7f0/0x7f0 [ 38.274120][ T3605] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 38.279412][ T3605] ? netlink_unicast+0x7f0/0x7f0 [ 38.284354][ T3605] sock_sendmsg+0xcf/0x120 [ 38.288783][ T3605] ____sys_sendmsg+0x712/0x8c0 [ 38.293548][ T3605] ? copy_msghdr_from_user+0xfc/0x150 [ 38.298928][ T3605] ? kernel_sendmsg+0x50/0x50 [ 38.303642][ T3605] ? finish_task_switch.isra.0+0x2b5/0xc80 [ 38.309444][ T3605] ? trace_hardirqs_on+0x2d/0x160 [ 38.314466][ T3605] ___sys_sendmsg+0x110/0x1b0 [ 38.319152][ T3605] ? do_recvmmsg+0x6e0/0x6e0 [ 38.323753][ T3605] ? __schedule+0xaf1/0x53f0 [ 38.328347][ T3605] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 38.334158][ T3605] ? trace_hardirqs_on+0x2d/0x160 [ 38.339197][ T3605] ? rcu_read_lock_sched_held+0xd/0x70 [ 38.344677][ T3605] ? lock_acquire+0x4fc/0x630 [ 38.349370][ T3605] ? rcu_read_lock_sched_held+0xd/0x70 [ 38.354847][ T3605] ? lock_acquire+0x4fc/0x630 [ 38.359534][ T3605] ? lock_release+0x810/0x810 [ 38.364210][ T3605] ? ptrace_stop.part.0+0x49a/0x8c0 [ 38.369412][ T3605] ? do_raw_spin_lock+0x120/0x2a0 [ 38.374445][ T3605] ? rwlock_bug.part.0+0x90/0x90 [ 38.379391][ T3605] ? __fget_light+0x20a/0x270 [ 38.384075][ T3605] __sys_sendmsg+0xf3/0x1c0 [ 38.388590][ T3605] ? __sys_sendmsg_sock+0x30/0x30 [ 38.393625][ T3605] ? lock_downgrade+0x6e0/0x6e0 [ 38.398493][ T3605] ? _raw_spin_unlock_irq+0x2a/0x40 [ 38.403693][ T3605] ? ptrace_notify+0xfa/0x140 [ 38.408375][ T3605] do_syscall_64+0x35/0xb0 [ 38.412799][ T3605] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 38.418697][ T3605] RIP: 0033:0x7f14e2ff3a29 [ 38.423112][ T3605] 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 [ 38.442716][ T3605] RSP: 002b:00007ffc0fafcd68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 38.451127][ T3605] RAX: ffffffffffffffda RBX: 00007f14e306d3a0 RCX: 00007f14e2ff3a29 [ 38.459094][ T3605] RDX: 0000000000000000 RSI: 00000000200003c0 RDI: 0000000000000005 [ 38.467070][ T3605] RBP: 0000000000000003 R08: 0000000c00000001 R09: 0000000c00000001 [ 38.475044][ T3605] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000031 [ 38.483011][ T3605] R13: 00007ffc0fafcdb0 R14: 00007ffc0fafcd9a R15: 00007f14e306d410 [ 38.491339][ T3605] [ 38.494509][ T3605] Kernel Offset: disabled [ 38.498829][ T3605] Rebooting in 86400 seconds..