./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor560243231 <...> Warning: Permanently added '10.128.1.111' (ED25519) to the list of known hosts. execve("./syz-executor560243231", ["./syz-executor560243231"], 0x7ffc484f8480 /* 10 vars */) = 0 brk(NULL) = 0x55555579a000 brk(0x55555579ad00) = 0x55555579ad00 arch_prctl(ARCH_SET_FS, 0x55555579a380) = 0 set_tid_address(0x55555579a650) = 5060 set_robust_list(0x55555579a660, 24) = 0 rseq(0x55555579aca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor560243231", 4096) = 27 getrandom("\x6c\xb6\x74\x07\x68\x5f\x00\xf1", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555579ad00 brk(0x5555557bbd00) = 0x5555557bbd00 brk(0x5555557bc000) = 0x5555557bc000 mprotect(0x7f2ccf1a3000, 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, child_tidptr=0x55555579a650) = 5061 ./strace-static-x86_64: Process 5061 attached [pid 5061] set_robust_list(0x55555579a660, 24) = 0 [pid 5061] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5061] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5061] setsid() = 1 [pid 5061] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5061] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5061] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5061] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5061] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5061] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5061] unshare(CLONE_NEWNS) = 0 [pid 5061] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5061] unshare(CLONE_NEWIPC) = 0 [pid 5061] unshare(CLONE_NEWCGROUP) = 0 [pid 5061] unshare(CLONE_NEWUTS) = 0 [pid 5061] unshare(CLONE_SYSVSEM) = 0 [pid 5061] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5061] write(3, "16777216", 8) = 8 [pid 5061] close(3) = 0 [pid 5061] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5061] write(3, "536870912", 9) = 9 [pid 5061] close(3) = 0 [pid 5061] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5061] write(3, "1024", 4) = 4 [pid 5061] close(3) = 0 [pid 5061] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5061] write(3, "8192", 4) = 4 [pid 5061] close(3) = 0 [pid 5061] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5061] write(3, "1024", 4) = 4 [pid 5061] close(3) = 0 [pid 5061] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5061] write(3, "1024", 4) = 4 [pid 5061] close(3) = 0 [pid 5061] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5061] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5061] close(3) = 0 [pid 5061] getpid() = 1 [pid 5061] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 0b e8 d0 66 9d f7 4c 89 f2 48 b8 00 00 00 00 00 fc ff df 48 c1 [ 96.346646][ T5065] RSP: 0018:ffffc9000395f330 EFLAGS: 00010282 [ 96.352867][ T5065] RAX: 0000000000000000 RBX: ffff888018ba4c80 RCX: ffffffff814e3939 [ 96.361080][ T5065] RDX: ffff88801a290000 RSI: ffffffff814e3946 RDI: 0000000000000001 [ 96.369231][ T5065] RBP: 0000000000000a00 R08: 0000000000000001 R09: 0000000000000000 [ 96.377336][ T5065] R10: 0000000000000001 R11: 0000000000000001 R12: ffff888077258e20 [ 96.385351][ T5065] R13: ffff888018ba66e8 R14: ffff888018ba54d0 R15: 0000000000000000 [ 96.393417][ T5065] FS: 000055555579a380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 96.402458][ T5065] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 96.409148][ T5065] CR2: 0000000020000140 CR3: 0000000026542000 CR4: 00000000003506f0 [ 96.417224][ T5065] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 96.425313][ T5065] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 96.433377][ T5065] Call Trace: [ 96.436835][ T5065] [ 96.439781][ T5065] ? show_regs+0x8f/0xa0 [ 96.444055][ T5065] ? __warn+0xe6/0x380 [ 96.448209][ T5065] ? ieee80211_bss_info_change_notify+0x2c9/0x830 [ 96.454692][ T5065] ? report_bug+0x3bc/0x580 [ 96.459321][ T5065] ? handle_bug+0x3c/0x70 [ 96.463696][ T5065] ? exc_invalid_op+0x17/0x40 [ 96.468470][ T5065] ? asm_exc_invalid_op+0x1a/0x20 [ 96.473568][ T5065] ? __warn_printk+0x199/0x350 [ 96.478524][ T5065] ? __warn_printk+0x1a6/0x350 [ 96.483349][ T5065] ? ieee80211_bss_info_change_notify+0x2c9/0x830 [ 96.490444][ T5065] ieee80211_ibss_disconnect+0x468/0xba0 [ 96.496166][ T5065] ieee80211_ibss_leave+0x16/0x160 [ 96.501400][ T5065] cfg80211_leave_ibss+0x1a4/0x430 [ 96.506579][ T5065] cfg80211_change_iface+0x41c/0xd30 [ 96.511998][ T5065] nl80211_set_interface+0x6f6/0x990 [ 96.517458][ T5065] ? nl80211_notify_iface+0x190/0x190 [ 96.522881][ T5065] ? nl80211_pre_doit+0x71a/0xb00 [ 96.527996][ T5065] ? nl80211_pre_doit+0x1b0/0xb00 [ 96.533080][ T5065] genl_family_rcv_msg_doit+0x1fc/0x2e0 [ 96.538877][ T5065] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x280/0x280 [ 96.546357][ T5065] ? ns_capable+0xd5/0x110 [ 96.550876][ T5065] genl_rcv_msg+0x561/0x800 [ 96.555480][ T5065] ? genl_family_rcv_msg_dumpit+0x2d0/0x2d0 [ 96.561503][ T5065] ? cfg80211_vendor_cmd_reply+0x2e0/0x2e0 [ 96.567397][ T5065] ? nl80211_notify_iface+0x190/0x190 [ 96.572805][ T5065] ? nl80211_get_power_save+0x480/0x480 [ 96.578904][ T5065] netlink_rcv_skb+0x16b/0x440 [ 96.583766][ T5065] ? genl_family_rcv_msg_dumpit+0x2d0/0x2d0 [ 96.589776][ T5065] ? netlink_ack+0x1370/0x1370 [ 96.594650][ T5065] ? down_write_killable+0x250/0x250 [ 96.600063][ T5065] ? netlink_deliver_tap+0x1a0/0xd00 [ 96.605513][ T5065] ? _copy_from_iter+0x2c1/0x10f0 [ 96.610653][ T5065] genl_rcv+0x28/0x40 [ 96.614703][ T5065] netlink_unicast+0x53b/0x810 [ 96.619594][ T5065] ? netlink_attachskb+0x880/0x880 [ 96.624765][ T5065] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 96.631526][ T5065] ? __phys_addr_symbol+0x30/0x70 [ 96.636602][ T5065] ? __check_object_size+0x323/0x730 [ 96.642028][ T5065] netlink_sendmsg+0x93c/0xe40 [ 96.647246][ T5065] ? netlink_unicast+0x810/0x810 [ 96.652304][ T5065] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 96.657772][ T5065] ? netlink_unicast+0x810/0x810 [ 96.662779][ T5065] __sock_sendmsg+0xd5/0x180 [ 96.667492][ T5065] ____sys_sendmsg+0x6ac/0x940 [ 96.672307][ T5065] ? copy_msghdr_from_user+0x10b/0x160 [ 96.677884][ T5065] ? kernel_sendmsg+0x50/0x50 [ 96.682626][ T5065] ___sys_sendmsg+0x135/0x1d0 [ 96.687399][ T5065] ? do_recvmmsg+0x740/0x740 [ 96.692073][ T5065] ? lock_sync+0x190/0x190 [ 96.696518][ T5065] ? ptrace_stop.part.0+0x4af/0x900 [ 96.701844][ T5065] ? __fget_light+0x1fc/0x260 [ 96.706580][ T5065] __sys_sendmsg+0x117/0x1e0 [ 96.711296][ T5065] ? __sys_sendmsg_sock+0x30/0x30 [ 96.716378][ T5065] ? ptrace_notify+0xf4/0x130 [ 96.721200][ T5065] ? lockdep_hardirqs_on+0x7d/0x100 [ 96.726640][ T5065] ? _raw_spin_unlock_irq+0x2e/0x50 [ 96.731962][ T5065] ? ptrace_notify+0xf4/0x130 [ 96.736765][ T5065] do_syscall_64+0x3f/0x110 [ 96.741328][ T5065] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 96.747382][ T5065] RIP: 0033:0x7f2ccf12b3e9 [ 96.751844][ T5065] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 d1 19 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 [ 96.771592][ T5065] RSP: 002b:00007ffe808359e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 96.780099][ T5065] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2ccf12b3e9 [ 96.788181][ T5065] RDX: 0000000000000000 RSI: 0000000020000300 RDI: 0000000000000003 [ 96.796191][ T5065] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 96.804288][ T5065] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000001767f [ 96.812442][ T5065] R13: 00007ffe80835a1c R14: 00007ffe80835a60 R15: 00007ffe80835a50 [ 96.820567][ T5065] [ 96.823624][ T5065] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 96.831119][ T5065] CPU: 0 PID: 5065 Comm: syz-executor560 Not tainted 6.6.0-syzkaller-06824-g8bc9e6515183 #0 [ 96.841214][ T5065] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 96.851466][ T5065] Call Trace: [ 96.854762][ T5065] [ 96.857704][ T5065] dump_stack_lvl+0xd9/0x1b0 [ 96.862333][ T5065] panic+0x6a6/0x750 [ 96.866338][ T5065] ? panic_smp_self_stop+0xa0/0xa0 [ 96.871519][ T5065] ? check_panic_on_warn+0x1f/0xb0 [ 96.876656][ T5065] ? ieee80211_bss_info_change_notify+0x2c9/0x830 [ 96.883129][ T5065] check_panic_on_warn+0xab/0xb0 [ 96.888108][ T5065] __warn+0xf2/0x380 [ 96.892057][ T5065] ? ieee80211_bss_info_change_notify+0x2c9/0x830 [ 96.898524][ T5065] report_bug+0x3bc/0x580 [ 96.902902][ T5065] handle_bug+0x3c/0x70 [ 96.907086][ T5065] exc_invalid_op+0x17/0x40 [ 96.911619][ T5065] asm_exc_invalid_op+0x1a/0x20 [ 96.916502][ T5065] RIP: 0010:ieee80211_bss_info_change_notify+0x2c9/0x830 [ 96.923566][ T5065] Code: 00 00 e8 fa 66 9d f7 48 8b 74 24 08 48 89 74 24 08 e8 eb 66 9d f7 8b 14 24 48 c7 c7 40 66 0a 8c 48 8b 74 24 08 e8 97 21 63 f7 <0f> 0b e8 d0 66 9d f7 4c 89 f2 48 b8 00 00 00 00 00 fc ff df 48 c1 [ 96.943205][ T5065] RSP: 0018:ffffc9000395f330 EFLAGS: 00010282 [ 96.949297][ T5065] RAX: 0000000000000000 RBX: ffff888018ba4c80 RCX: ffffffff814e3939 [ 96.957286][ T5065] RDX: ffff88801a290000 RSI: ffffffff814e3946 RDI: 0000000000000001 [ 96.965278][ T5065] RBP: 0000000000000a00 R08: 0000000000000001 R09: 0000000000000000 [ 96.973268][ T5065] R10: 0000000000000001 R11: 0000000000000001 R12: ffff888077258e20 [ 96.981262][ T5065] R13: ffff888018ba66e8 R14: ffff888018ba54d0 R15: 0000000000000000 [ 96.989269][ T5065] ? __warn_printk+0x199/0x350 [ 96.994070][ T5065] ? __warn_printk+0x1a6/0x350 [ 96.998909][ T5065] ieee80211_ibss_disconnect+0x468/0xba0 [ 97.004622][ T5065] ieee80211_ibss_leave+0x16/0x160 [ 97.009778][ T5065] cfg80211_leave_ibss+0x1a4/0x430 [ 97.014922][ T5065] cfg80211_change_iface+0x41c/0xd30 [ 97.020252][ T5065] nl80211_set_interface+0x6f6/0x990 [ 97.025588][ T5065] ? nl80211_notify_iface+0x190/0x190 [ 97.031005][ T5065] ? nl80211_pre_doit+0x71a/0xb00 [ 97.036054][ T5065] ? nl80211_pre_doit+0x1b0/0xb00 [ 97.041118][ T5065] genl_family_rcv_msg_doit+0x1fc/0x2e0 [ 97.046714][ T5065] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x280/0x280 [ 97.054146][ T5065] ? ns_capable+0xd5/0x110 [ 97.058604][ T5065] genl_rcv_msg+0x561/0x800 [ 97.063153][ T5065] ? genl_family_rcv_msg_dumpit+0x2d0/0x2d0 [ 97.069101][ T5065] ? cfg80211_vendor_cmd_reply+0x2e0/0x2e0 [ 97.074939][ T5065] ? nl80211_notify_iface+0x190/0x190 [ 97.080352][ T5065] ? nl80211_get_power_save+0x480/0x480 [ 97.085939][ T5065] netlink_rcv_skb+0x16b/0x440 [ 97.090746][ T5065] ? genl_family_rcv_msg_dumpit+0x2d0/0x2d0 [ 97.096690][ T5065] ? netlink_ack+0x1370/0x1370 [ 97.101514][ T5065] ? down_write_killable+0x250/0x250 [ 97.106859][ T5065] ? netlink_deliver_tap+0x1a0/0xd00 [ 97.112269][ T5065] ? _copy_from_iter+0x2c1/0x10f0 [ 97.117349][ T5065] genl_rcv+0x28/0x40 [ 97.121493][ T5065] netlink_unicast+0x53b/0x810 [ 97.126316][ T5065] ? netlink_attachskb+0x880/0x880 [ 97.131563][ T5065] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 97.137487][ T5065] ? __phys_addr_symbol+0x30/0x70 [ 97.142542][ T5065] ? __check_object_size+0x323/0x730 [ 97.147872][ T5065] netlink_sendmsg+0x93c/0xe40 [ 97.152689][ T5065] ? netlink_unicast+0x810/0x810 [ 97.157671][ T5065] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 97.162982][ T5065] ? netlink_unicast+0x810/0x810 [ 97.167961][ T5065] __sock_sendmsg+0xd5/0x180 [ 97.172586][ T5065] ____sys_sendmsg+0x6ac/0x940 [ 97.177386][ T5065] ? copy_msghdr_from_user+0x10b/0x160 [ 97.182906][ T5065] ? kernel_sendmsg+0x50/0x50 [ 97.187655][ T5065] ___sys_sendmsg+0x135/0x1d0 [ 97.192392][ T5065] ? do_recvmmsg+0x740/0x740 [ 97.197042][ T5065] ? lock_sync+0x190/0x190 [ 97.201494][ T5065] ? ptrace_stop.part.0+0x4af/0x900 [ 97.206739][ T5065] ? __fget_light+0x1fc/0x260 [ 97.211455][ T5065] __sys_sendmsg+0x117/0x1e0 [ 97.216084][ T5065] ? __sys_sendmsg_sock+0x30/0x30 [ 97.221145][ T5065] ? ptrace_notify+0xf4/0x130 [ 97.225858][ T5065] ? lockdep_hardirqs_on+0x7d/0x100 [ 97.231111][ T5065] ? _raw_spin_unlock_irq+0x2e/0x50 [ 97.236346][ T5065] ? ptrace_notify+0xf4/0x130 [ 97.241057][ T5065] do_syscall_64+0x3f/0x110 [ 97.245607][ T5065] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 97.251537][ T5065] RIP: 0033:0x7f2ccf12b3e9 [ 97.256330][ T5065] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 d1 19 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 [ 97.275963][ T5065] RSP: 002b:00007ffe808359e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 97.284450][ T5065] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2ccf12b3e9 [ 97.292455][ T5065] RDX: 0000000000000000 RSI: 0000000020000300 RDI: 0000000000000003 [ 97.300449][ T5065] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 97.308441][ T5065] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000001767f [ 97.316517][ T5065] R13: 00007ffe80835a1c R14: 00007ffe80835a60 R15: 00007ffe80835a50 [ 97.324530][ T5065] [ 97.327829][ T5065] Kernel Offset: disabled [ 97.332539][ T5065] Rebooting in 86400 seconds..