./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor834043160 <...> Warning: Permanently added '10.128.1.128' (ECDSA) to the list of known hosts. execve("./syz-executor834043160", ["./syz-executor834043160"], 0x7fff6af24ef0 /* 10 vars */) = 0 brk(NULL) = 0x5555569eb000 brk(0x5555569ebc40) = 0x5555569ebc40 arch_prctl(ARCH_SET_FS, 0x5555569eb300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor834043160", 4096) = 27 brk(0x555556a0cc40) = 0x555556a0cc40 brk(0x555556a0d000) = 0x555556a0d000 mprotect(0x7f0a7aa92000, 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 5084 attached , child_tidptr=0x5555569eb5d0) = 5084 [pid 5084] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5084] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5084] setsid() = 1 [pid 5084] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5084] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5084] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5084] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5084] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5084] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5084] unshare(CLONE_NEWNS) = 0 [pid 5084] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5084] unshare(CLONE_NEWIPC) = 0 [pid 5084] unshare(CLONE_NEWCGROUP) = 0 [pid 5084] unshare(CLONE_NEWUTS) = 0 [pid 5084] unshare(CLONE_SYSVSEM) = 0 [pid 5084] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5084] write(3, "16777216", 8) = 8 [pid 5084] close(3) = 0 [pid 5084] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5084] write(3, "536870912", 9) = 9 [pid 5084] close(3) = 0 [pid 5084] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5084] write(3, "1024", 4) = 4 [pid 5084] close(3) = 0 [pid 5084] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5084] write(3, "8192", 4) = 4 [pid 5084] close(3) = 0 [pid 5084] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5084] write(3, "1024", 4) = 4 [pid 5084] close(3) = 0 [pid 5084] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5084] write(3, "1024", 4) = 4 [pid 5084] close(3) = 0 [pid 5084] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5084] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5084] close(3) = 0 [pid 5084] getpid() = 1 [pid 5084] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 0b e9 90 f9 ff ff e8 3d 95 0a f8 e8 d8 d1 f3 f7 31 ff 41 89 c7 [ 75.596589][ T5088] RSP: 0018:ffffc90003c0f340 EFLAGS: 00010282 [ 75.602763][ T5088] RAX: 0000000000000000 RBX: ffff88807a824c80 RCX: 0000000000000000 [ 75.610861][ T5088] RDX: ffff88807a9e8000 RSI: ffffffff814b6037 RDI: 0000000000000001 [ 75.619014][ T5088] RBP: ffff88807a824000 R08: 0000000000000001 R09: 0000000000000000 [ 75.627030][ T5088] R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000a00 [ 75.635205][ T5088] R13: ffff88807a826768 R14: 0000000000000000 R15: 0000000000000000 [ 75.643395][ T5088] FS: 00005555569eb300(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 75.652521][ T5088] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.659208][ T5088] CR2: 0000000020000200 CR3: 000000007bf4e000 CR4: 00000000003506f0 [ 75.667313][ T5088] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 75.675421][ T5088] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 75.683478][ T5088] Call Trace: [ 75.686802][ T5088] [ 75.689867][ T5088] ieee80211_ibss_disconnect+0x403/0x7d0 [ 75.695690][ T5088] ieee80211_ibss_leave+0x16/0x160 [ 75.700981][ T5088] __cfg80211_leave_ibss+0x1a1/0x5c0 [ 75.706344][ T5088] cfg80211_leave_ibss+0x58/0x80 [ 75.711376][ T5088] cfg80211_change_iface+0x45d/0xe00 [ 75.716722][ T5088] nl80211_set_interface+0x695/0x960 [ 75.722140][ T5088] ? nl80211_notify_iface+0x190/0x190 [ 75.727582][ T5088] ? nl80211_pre_doit+0x120/0xab0 [ 75.732737][ T5088] genl_family_rcv_msg_doit.isra.0+0x1e6/0x2d0 [ 75.739246][ T5088] ? genl_start+0x660/0x660 [ 75.743807][ T5088] ? ns_capable+0xe0/0x110 [ 75.748321][ T5088] genl_rcv_msg+0x4ff/0x7e0 [ 75.752904][ T5088] ? genl_family_rcv_msg_doit.isra.0+0x2d0/0x2d0 [ 75.759390][ T5088] ? validate_beacon_tx_rate+0x790/0x790 [ 75.765082][ T5088] ? nl80211_notify_iface+0x190/0x190 [ 75.770615][ T5088] ? cfg80211_vendor_cmd_reply+0x2f0/0x2f0 [ 75.776573][ T5088] netlink_rcv_skb+0x165/0x440 [ 75.781467][ T5088] ? genl_family_rcv_msg_doit.isra.0+0x2d0/0x2d0 [ 75.787861][ T5088] ? netlink_ack+0x1360/0x1360 [ 75.792866][ T5088] genl_rcv+0x28/0x40 [ 75.797092][ T5088] netlink_unicast+0x547/0x7f0 [ 75.801974][ T5088] ? netlink_attachskb+0x890/0x890 [ 75.807154][ T5088] ? __virt_addr_valid+0x61/0x2e0 [ 75.812314][ T5088] ? __phys_addr_symbol+0x30/0x70 [ 75.817422][ T5088] ? __check_object_size+0x333/0x6e0 [ 75.822872][ T5088] netlink_sendmsg+0x925/0xe30 [ 75.827721][ T5088] ? netlink_unicast+0x7f0/0x7f0 [ 75.832826][ T5088] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 75.838252][ T5088] ? netlink_unicast+0x7f0/0x7f0 [ 75.843372][ T5088] sock_sendmsg+0xde/0x190 [ 75.847830][ T5088] ____sys_sendmsg+0x71c/0x900 [ 75.852886][ T5088] ? copy_msghdr_from_user+0xfc/0x150 [ 75.858534][ T5088] ? kernel_sendmsg+0x50/0x50 [ 75.863388][ T5088] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 75.869514][ T5088] ___sys_sendmsg+0x110/0x1b0 [ 75.874361][ T5088] ? do_recvmmsg+0x6e0/0x6e0 [ 75.879152][ T5088] ? lock_release+0x670/0x670 [ 75.883884][ T5088] ? ptrace_stop.part.0+0x4a3/0x8e0 [ 75.889182][ T5088] ? do_raw_spin_lock+0x124/0x2b0 [ 75.894369][ T5088] ? spin_bug+0x1c0/0x1c0 [ 75.898929][ T5088] ? _raw_spin_lock_irq+0x45/0x50 [ 75.904088][ T5088] ? __fget_light+0x20a/0x270 [ 75.908887][ T5088] __sys_sendmsg+0xf7/0x1c0 [ 75.913473][ T5088] ? __sys_sendmsg_sock+0x40/0x40 [ 75.918627][ T5088] ? lock_downgrade+0x690/0x690 [ 75.923556][ T5088] ? lockdep_hardirqs_on+0x7d/0x100 [ 75.928866][ T5088] ? _raw_spin_unlock_irq+0x2e/0x50 [ 75.934139][ T5088] ? ptrace_notify+0xfe/0x140 [ 75.939083][ T5088] do_syscall_64+0x39/0xb0 [ 75.943553][ T5088] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 75.949572][ T5088] RIP: 0033:0x7f0a7aa1e349 [ 75.954040][ T5088] 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 [ 75.973759][ T5088] RSP: 002b:00007ffd2fd77758 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 75.983209][ T5088] RAX: ffffffffffffffda RBX: 00000000000f4240 RCX: 00007f0a7aa1e349 [ 75.991282][ T5088] RDX: 0000000000000000 RSI: 0000000020000340 RDI: 0000000000000003 [ 75.999372][ T5088] RBP: 0000000000000000 R08: 00007ffd2fd77787 R09: 00007ffd2fd77787 [ 76.007489][ T5088] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000012053 [ 76.015554][ T5088] R13: 00007ffd2fd777d0 R14: 00007ffd2fd777c0 R15: 00007ffd2fd7778c [ 76.023657][ T5088] [ 76.026699][ T5088] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 76.034175][ T5088] CPU: 0 PID: 5088 Comm: syz-executor834 Not tainted 6.3.0-rc2-syzkaller-00370-ge866f29a6ff1 #0 [ 76.044795][ T5088] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 76.054878][ T5088] Call Trace: [ 76.058176][ T5088] [ 76.061124][ T5088] dump_stack_lvl+0xd9/0x150 [ 76.065760][ T5088] panic+0x688/0x730 [ 76.069706][ T5088] ? panic_smp_self_stop+0x90/0x90 [ 76.074849][ T5088] ? show_trace_log_lvl+0x285/0x390 [ 76.080129][ T5088] ? ieee80211_bss_info_change_notify+0x787/0x8d0 [ 76.086604][ T5088] check_panic_on_warn+0xb1/0xc0 [ 76.091580][ T5088] __warn+0xf2/0x390 [ 76.095507][ T5088] ? ieee80211_bss_info_change_notify+0x787/0x8d0 [ 76.102022][ T5088] report_bug+0x2da/0x500 [ 76.106476][ T5088] handle_bug+0x3c/0x70 [ 76.110748][ T5088] exc_invalid_op+0x18/0x50 [ 76.115274][ T5088] asm_exc_invalid_op+0x1a/0x20 [ 76.120172][ T5088] RIP: 0010:ieee80211_bss_info_change_notify+0x787/0x8d0 [ 76.127250][ T5088] Code: 00 00 48 8b ab f8 08 00 00 48 85 ed 74 79 e8 60 95 0a f8 e8 5b 95 0a f8 44 89 fa 48 89 ee 48 c7 c7 00 d5 7c 8b e8 f9 0e d3 f7 <0f> 0b e9 90 f9 ff ff e8 3d 95 0a f8 e8 d8 d1 f3 f7 31 ff 41 89 c7 [ 76.146907][ T5088] RSP: 0018:ffffc90003c0f340 EFLAGS: 00010282 [ 76.153020][ T5088] RAX: 0000000000000000 RBX: ffff88807a824c80 RCX: 0000000000000000 [ 76.161032][ T5088] RDX: ffff88807a9e8000 RSI: ffffffff814b6037 RDI: 0000000000000001 [ 76.169045][ T5088] RBP: ffff88807a824000 R08: 0000000000000001 R09: 0000000000000000 [ 76.177112][ T5088] R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000a00 [ 76.185129][ T5088] R13: ffff88807a826768 R14: 0000000000000000 R15: 0000000000000000 [ 76.193228][ T5088] ? __warn_printk+0x187/0x310 [ 76.198048][ T5088] ieee80211_ibss_disconnect+0x403/0x7d0 [ 76.203756][ T5088] ieee80211_ibss_leave+0x16/0x160 [ 76.208915][ T5088] __cfg80211_leave_ibss+0x1a1/0x5c0 [ 76.214250][ T5088] cfg80211_leave_ibss+0x58/0x80 [ 76.219220][ T5088] cfg80211_change_iface+0x45d/0xe00 [ 76.224556][ T5088] nl80211_set_interface+0x695/0x960 [ 76.229980][ T5088] ? nl80211_notify_iface+0x190/0x190 [ 76.235485][ T5088] ? nl80211_pre_doit+0x120/0xab0 [ 76.240559][ T5088] genl_family_rcv_msg_doit.isra.0+0x1e6/0x2d0 [ 76.246762][ T5088] ? genl_start+0x660/0x660 [ 76.251320][ T5088] ? ns_capable+0xe0/0x110 [ 76.255823][ T5088] genl_rcv_msg+0x4ff/0x7e0 [ 76.260371][ T5088] ? genl_family_rcv_msg_doit.isra.0+0x2d0/0x2d0 [ 76.266850][ T5088] ? validate_beacon_tx_rate+0x790/0x790 [ 76.272522][ T5088] ? nl80211_notify_iface+0x190/0x190 [ 76.278283][ T5088] ? cfg80211_vendor_cmd_reply+0x2f0/0x2f0 [ 76.284231][ T5088] netlink_rcv_skb+0x165/0x440 [ 76.289038][ T5088] ? genl_family_rcv_msg_doit.isra.0+0x2d0/0x2d0 [ 76.295427][ T5088] ? netlink_ack+0x1360/0x1360 [ 76.300275][ T5088] genl_rcv+0x28/0x40 [ 76.304294][ T5088] netlink_unicast+0x547/0x7f0 [ 76.309115][ T5088] ? netlink_attachskb+0x890/0x890 [ 76.314267][ T5088] ? __virt_addr_valid+0x61/0x2e0 [ 76.319334][ T5088] ? __phys_addr_symbol+0x30/0x70 [ 76.324423][ T5088] ? __check_object_size+0x333/0x6e0 [ 76.329748][ T5088] netlink_sendmsg+0x925/0xe30 [ 76.334558][ T5088] ? netlink_unicast+0x7f0/0x7f0 [ 76.339629][ T5088] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 76.344965][ T5088] ? netlink_unicast+0x7f0/0x7f0 [ 76.349953][ T5088] sock_sendmsg+0xde/0x190 [ 76.354433][ T5088] ____sys_sendmsg+0x71c/0x900 [ 76.359242][ T5088] ? copy_msghdr_from_user+0xfc/0x150 [ 76.364655][ T5088] ? kernel_sendmsg+0x50/0x50 [ 76.369377][ T5088] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 76.375402][ T5088] ___sys_sendmsg+0x110/0x1b0 [ 76.380131][ T5088] ? do_recvmmsg+0x6e0/0x6e0 [ 76.384784][ T5088] ? lock_release+0x670/0x670 [ 76.389495][ T5088] ? ptrace_stop.part.0+0x4a3/0x8e0 [ 76.394726][ T5088] ? do_raw_spin_lock+0x124/0x2b0 [ 76.399799][ T5088] ? spin_bug+0x1c0/0x1c0 [ 76.404157][ T5088] ? _raw_spin_lock_irq+0x45/0x50 [ 76.409230][ T5088] ? __fget_light+0x20a/0x270 [ 76.413959][ T5088] __sys_sendmsg+0xf7/0x1c0 [ 76.418505][ T5088] ? __sys_sendmsg_sock+0x40/0x40 [ 76.423574][ T5088] ? lock_downgrade+0x690/0x690 [ 76.428465][ T5088] ? lockdep_hardirqs_on+0x7d/0x100 [ 76.433699][ T5088] ? _raw_spin_unlock_irq+0x2e/0x50 [ 76.438949][ T5088] ? ptrace_notify+0xfe/0x140 [ 76.443660][ T5088] do_syscall_64+0x39/0xb0 [ 76.448105][ T5088] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 76.454034][ T5088] RIP: 0033:0x7f0a7aa1e349 [ 76.458475][ T5088] 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 [ 76.478118][ T5088] RSP: 002b:00007ffd2fd77758 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 76.486582][ T5088] RAX: ffffffffffffffda RBX: 00000000000f4240 RCX: 00007f0a7aa1e349 [ 76.494596][ T5088] RDX: 0000000000000000 RSI: 0000000020000340 RDI: 0000000000000003 [ 76.502590][ T5088] RBP: 0000000000000000 R08: 00007ffd2fd77787 R09: 00007ffd2fd77787 [ 76.510587][ T5088] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000012053 [ 76.518607][ T5088] R13: 00007ffd2fd777d0 R14: 00007ffd2fd777c0 R15: 00007ffd2fd7778c [ 76.526620][ T5088] [ 76.529883][ T5088] Kernel Offset: disabled [ 76.534418][ T5088] Rebooting in 86400 seconds..