./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3188034096 <...> Warning: Permanently added '10.128.1.99' (ECDSA) to the list of known hosts. execve("./syz-executor3188034096", ["./syz-executor3188034096"], 0x7fff485cd0f0 /* 10 vars */) = 0 brk(NULL) = 0x555556247000 brk(0x555556247c40) = 0x555556247c40 arch_prctl(ARCH_SET_FS, 0x555556247300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor3188034096", 4096) = 28 brk(0x555556268c40) = 0x555556268c40 brk(0x555556269000) = 0x555556269000 mprotect(0x7f62bc813000, 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 5067 attached , child_tidptr=0x5555562475d0) = 5067 [pid 5067] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5067] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5067] setsid() = 1 [pid 5067] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5067] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5067] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5067] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5067] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5067] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5067] unshare(CLONE_NEWNS) = 0 [pid 5067] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5067] unshare(CLONE_NEWIPC) = 0 [pid 5067] unshare(CLONE_NEWCGROUP) = 0 [pid 5067] unshare(CLONE_NEWUTS) = 0 [pid 5067] unshare(CLONE_SYSVSEM) = 0 [pid 5067] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5067] write(3, "16777216", 8) = 8 [pid 5067] close(3) = 0 [pid 5067] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5067] write(3, "536870912", 9) = 9 [pid 5067] close(3) = 0 [pid 5067] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5067] write(3, "1024", 4) = 4 [pid 5067] close(3) = 0 [pid 5067] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5067] write(3, "8192", 4) = 4 [pid 5067] close(3) = 0 [pid 5067] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5067] write(3, "1024", 4) = 4 [pid 5067] close(3) = 0 [pid 5067] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5067] write(3, "1024", 4) = 4 [pid 5067] close(3) = 0 [pid 5067] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5067] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5067] close(3) = 0 [pid 5067] getpid() = 1 [pid 5067] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [ 55.059966][ T5067] dump_stack_lvl+0x1b1/0x290 [ 55.064651][ T5067] ? nf_tcp_handle_invalid+0x630/0x630 [ 55.070109][ T5067] ? panic+0x710/0x710 [ 55.074162][ T5067] ? _printk+0xc0/0x100 [ 55.078301][ T5067] ? _raw_spin_lock_irqsave+0x8e/0x100 [ 55.083754][ T5067] print_report+0xed/0x1f0 [ 55.088163][ T5067] ? __virt_addr_valid+0x54/0x2d0 [ 55.093177][ T5067] ? do_journal_end+0x155f/0x4a30 [ 55.098189][ T5067] kasan_report+0xcd/0x100 [ 55.102615][ T5067] ? do_journal_end+0x155f/0x4a30 [ 55.107629][ T5067] kasan_check_range+0x2a7/0x2e0 [ 55.112562][ T5067] do_journal_end+0x155f/0x4a30 [ 55.117410][ T5067] ? journal_join_abort+0xe0/0xe0 [ 55.122418][ T5067] ? journal_mark_dirty+0xe00/0xe00 [ 55.127605][ T5067] ? dqput+0x810/0x810 [ 55.131663][ T5067] ? journal_end_sync+0x10c/0x1e0 [ 55.136682][ T5067] reiserfs_sync_fs+0xbb/0x130 [ 55.141434][ T5067] ? handle_attrs+0x1f0/0x1f0 [ 55.146110][ T5067] sync_filesystem+0xe8/0x220 [ 55.150777][ T5067] generic_shutdown_super+0x6b/0x310 [ 55.156055][ T5067] kill_block_super+0x79/0xd0 [ 55.160721][ T5067] deactivate_locked_super+0xa7/0xf0 [ 55.166004][ T5067] cleanup_mnt+0x494/0x520 [ 55.170408][ T5067] ? lockdep_hardirqs_on+0x8d/0x130 [ 55.175589][ T5067] task_work_run+0x243/0x300 [ 55.180171][ T5067] ? task_work_cancel+0x290/0x290 [ 55.185188][ T5067] ? do_exit+0x63f/0x2150 [ 55.189510][ T5067] do_exit+0x644/0x2150 [ 55.193657][ T5067] ? mm_update_next_owner+0x6d0/0x6d0 [ 55.199043][ T5067] ? print_irqtrace_events+0x220/0x220 [ 55.204503][ T5067] ? _raw_spin_unlock_irq+0x1f/0x40 [ 55.209688][ T5067] ? lockdep_hardirqs_on+0x8d/0x130 [ 55.214872][ T5067] do_group_exit+0x1fd/0x2b0 [ 55.219448][ T5067] __x64_sys_exit_group+0x3b/0x40 [ 55.224455][ T5067] do_syscall_64+0x3d/0xb0 [ 55.228863][ T5067] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 55.234743][ T5067] RIP: 0033:0x7f62bc7a3aa9 [ 55.239144][ T5067] Code: Unable to access opcode bytes at 0x7f62bc7a3a7f. [ 55.246145][ T5067] RSP: 002b:00007fff632d8308 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 55.254543][ T5067] RAX: ffffffffffffffda RBX: 00007f62bc819350 RCX: 00007f62bc7a3aa9 [ 55.262502][ T5067] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 55.270458][ T5067] RBP: 0000000000000001 R08: ffffffffffffffc0 R09: 00007f62bc813e40 [ 55.278413][ T5067] R10: 000080001d00c0d0 R11: 0000000000000246 R12: 00007f62bc819350 [ 55.286370][ T5067] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 [ 55.294338][ T5067] [ 55.297358][ T5067] ================================================================== [ 55.305671][ T5067] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 55.312880][ T5067] CPU: 1 PID: 5067 Comm: syz-executor318 Not tainted 6.2.0-rc2-syzkaller-00010-g69b41ac87e4a #0 [ 55.323276][ T5067] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 55.333490][ T5067] Call Trace: [ 55.336757][ T5067] [ 55.339676][ T5067] dump_stack_lvl+0x1b1/0x290 [ 55.344347][ T5067] ? nf_tcp_handle_invalid+0x630/0x630 [ 55.349796][ T5067] ? panic+0x710/0x710 [ 55.353860][ T5067] ? lock_release+0x81/0x820 [ 55.358441][ T5067] ? vscnprintf+0x59/0x80 [ 55.362755][ T5067] panic+0x2d6/0x710 [ 55.366635][ T5067] ? check_panic_on_warn+0x1d/0xa0 [ 55.371735][ T5067] ? memcpy_page_flushcache+0x100/0x100 [ 55.377267][ T5067] ? _raw_spin_unlock_irqrestore+0x110/0x120 [ 55.383255][ T5067] ? _raw_spin_unlock+0x40/0x40 [ 55.388095][ T5067] ? print_report+0xed/0x1f0 [ 55.392674][ T5067] check_panic_on_warn+0x80/0xa0 [ 55.397599][ T5067] ? do_journal_end+0x155f/0x4a30 [ 55.402606][ T5067] end_report+0x47/0x90 [ 55.406750][ T5067] kasan_report+0xda/0x100 [ 55.411156][ T5067] ? do_journal_end+0x155f/0x4a30 [ 55.416165][ T5067] kasan_check_range+0x2a7/0x2e0 [ 55.421358][ T5067] do_journal_end+0x155f/0x4a30 [ 55.426208][ T5067] ? journal_join_abort+0xe0/0xe0 [ 55.431218][ T5067] ? journal_mark_dirty+0xe00/0xe00 [ 55.436402][ T5067] ? dqput+0x810/0x810 [ 55.440481][ T5067] ? journal_end_sync+0x10c/0x1e0 [ 55.445492][ T5067] reiserfs_sync_fs+0xbb/0x130 [ 55.450244][ T5067] ? handle_attrs+0x1f0/0x1f0 [ 55.454910][ T5067] sync_filesystem+0xe8/0x220 [ 55.459576][ T5067] generic_shutdown_super+0x6b/0x310 [ 55.464851][ T5067] kill_block_super+0x79/0xd0 [ 55.469520][ T5067] deactivate_locked_super+0xa7/0xf0 [ 55.474797][ T5067] cleanup_mnt+0x494/0x520 [ 55.479203][ T5067] ? lockdep_hardirqs_on+0x8d/0x130 [ 55.484386][ T5067] task_work_run+0x243/0x300 [ 55.488972][ T5067] ? task_work_cancel+0x290/0x290 [ 55.493985][ T5067] ? do_exit+0x63f/0x2150 [ 55.498305][ T5067] do_exit+0x644/0x2150 [ 55.502457][ T5067] ? mm_update_next_owner+0x6d0/0x6d0 [ 55.507842][ T5067] ? print_irqtrace_events+0x220/0x220 [ 55.513315][ T5067] ? _raw_spin_unlock_irq+0x1f/0x40 [ 55.518521][ T5067] ? lockdep_hardirqs_on+0x8d/0x130 [ 55.523889][ T5067] do_group_exit+0x1fd/0x2b0 [ 55.528468][ T5067] __x64_sys_exit_group+0x3b/0x40 [ 55.533476][ T5067] do_syscall_64+0x3d/0xb0 [ 55.537879][ T5067] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 55.543762][ T5067] RIP: 0033:0x7f62bc7a3aa9 [ 55.548159][ T5067] Code: Unable to access opcode bytes at 0x7f62bc7a3a7f. [ 55.555156][ T5067] RSP: 002b:00007fff632d8308 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 55.563554][ T5067] RAX: ffffffffffffffda RBX: 00007f62bc819350 RCX: 00007f62bc7a3aa9 [ 55.571514][ T5067] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 55.579469][ T5067] RBP: 0000000000000001 R08: ffffffffffffffc0 R09: 00007f62bc813e40 [ 55.587425][ T5067] R10: 000080001d00c0d0 R11: 0000000000000246 R12: 00007f62bc819350 [ 55.595388][ T5067] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 [ 55.603347][ T5067] [ 55.606525][ T5067] Kernel Offset: disabled [ 55.610855][ T5067] Rebooting in 86400 seconds..