./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3645931544 <...> Warning: Permanently added '10.128.1.6' (ED25519) to the list of known hosts. execve("./syz-executor3645931544", ["./syz-executor3645931544"], 0x7ffdcbece9d0 /* 10 vars */) = 0 brk(NULL) = 0x555555d1a000 brk(0x555555d1ae00) = 0x555555d1ae00 arch_prctl(ARCH_SET_FS, 0x555555d1a480) = 0 set_tid_address(0x555555d1a750) = 5020 set_robust_list(0x555555d1a760, 24) = 0 rseq(0x555555d1ada0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3645931544", 4096) = 28 getrandom("\x19\x65\x06\x99\x45\xe4\x8c\x3a", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555555d1ae00 brk(0x555555d3be00) = 0x555555d3be00 brk(0x555555d3c000) = 0x555555d3c000 mprotect(0x7f39f5d2d000, 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 chmod("/dev/raw-gadget", 0666) = 0 rt_sigaction(SIGRTMIN, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, NULL, 8) = 0 rt_sigaction(SIGRT_1, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, NULL, 8) = 0 rt_sigaction(SIGSEGV, {sa_handler=0x7f39f5c5e230, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7f39f5c69ec0}, NULL, 8) = 0 rt_sigaction(SIGBUS, {sa_handler=0x7f39f5c5e230, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7f39f5c69ec0}, NULL, 8) = 0 mkdir("./syzkaller.oNlnbF", 0700) = 0 chmod("./syzkaller.oNlnbF", 0777) = 0 chdir("./syzkaller.oNlnbF") = 0 unshare(CLONE_NEWPID) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555d1a750) = 5021 ./strace-static-x86_64: Process 5021 attached [pid 5021] set_robust_list(0x555555d1a760, 24) = 0 [pid 5021] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5021] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5021] setsid() = 1 [pid 5021] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5021] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5021] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5021] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5021] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5021] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5021] unshare(CLONE_NEWNS) = 0 [pid 5021] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5021] unshare(CLONE_NEWIPC) = 0 [pid 5021] unshare(CLONE_NEWCGROUP) = 0 [pid 5021] unshare(CLONE_NEWUTS) = 0 [pid 5021] unshare(CLONE_SYSVSEM) = 0 [pid 5021] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5021] write(3, "16777216", 8) = 8 [pid 5021] close(3) = 0 [pid 5021] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5021] write(3, "536870912", 9) = 9 [pid 5021] close(3) = 0 [pid 5021] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5021] write(3, "1024", 4) = 4 [pid 5021] close(3) = 0 [pid 5021] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5021] write(3, "8192", 4) = 4 [pid 5021] close(3) = 0 [pid 5021] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5021] write(3, "1024", 4) = 4 [pid 5021] close(3) = 0 [pid 5021] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5021] write(3, "1024", 4) = 4 [pid 5021] close(3) = 0 [pid 5021] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5021] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5021] close(3) = 0 [pid 5021] getpid() = 1 [pid 5021] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [ 48.348700][ T5021] dump_stack_lvl+0xd9/0x1b0 [ 48.353304][ T5021] print_report+0xc4/0x620 [ 48.357723][ T5021] ? __virt_addr_valid+0x5e/0x2d0 [ 48.362739][ T5021] ? __phys_addr+0xc6/0x140 [ 48.367235][ T5021] kasan_report+0xda/0x110 [ 48.371640][ T5021] ? udf_close_lvid+0x508/0x5c0 [ 48.376493][ T5021] ? udf_close_lvid+0x508/0x5c0 [ 48.381950][ T5021] udf_close_lvid+0x508/0x5c0 [ 48.386626][ T5021] udf_put_super+0x19c/0x200 [ 48.391227][ T5021] ? udf_close_lvid+0x5c0/0x5c0 [ 48.396175][ T5021] generic_shutdown_super+0x158/0x480 [ 48.401552][ T5021] kill_block_super+0x64/0xb0 [ 48.406222][ T5021] deactivate_locked_super+0x9a/0x170 [ 48.411587][ T5021] deactivate_super+0xde/0x100 [ 48.416336][ T5021] cleanup_mnt+0x222/0x3d0 [ 48.420751][ T5021] task_work_run+0x14d/0x240 [ 48.425338][ T5021] ? task_work_cancel+0x30/0x30 [ 48.430177][ T5021] ? __put_net+0x61/0x70 [ 48.434405][ T5021] do_exit+0xa99/0x2a20 [ 48.438564][ T5021] ? do_group_exit+0x1c5/0x2a0 [ 48.443329][ T5021] ? reacquire_held_locks+0x4b0/0x4b0 [ 48.448699][ T5021] ? do_raw_spin_lock+0x12e/0x2b0 [ 48.453724][ T5021] ? mm_update_next_owner+0x7d0/0x7d0 [ 48.459091][ T5021] ? spin_bug+0x1d0/0x1d0 [ 48.463418][ T5021] do_group_exit+0xd4/0x2a0 [ 48.467919][ T5021] __x64_sys_exit_group+0x3e/0x50 [ 48.472940][ T5021] do_syscall_64+0x38/0xb0 [ 48.477344][ T5021] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 48.483227][ T5021] RIP: 0033:0x7f39f5c95a29 [ 48.487626][ T5021] Code: Unable to access opcode bytes at 0x7f39f5c959ff. [ 48.494627][ T5021] RSP: 002b:00007ffd30191518 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 48.503026][ T5021] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f39f5c95a29 [ 48.510982][ T5021] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 48.518938][ T5021] RBP: 00007f39f5d33390 R08: ffffffffffffffb8 R09: 0000000000000000 [ 48.526895][ T5021] R10: 0000000000000022 R11: 0000000000000246 R12: 00007f39f5d33390 [ 48.534849][ T5021] R13: 0000000000000000 R14: 00007f39f5d361c0 R15: 00007f39f5c62fc0 [ 48.542808][ T5021] [ 48.545810][ T5021] [ 48.548139][ T5021] The buggy address belongs to the physical page: [ 48.554527][ T5021] page:ffffea000203d8c0 refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x80f63 [ 48.564657][ T5021] flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) [ 48.571748][ T5021] page_type: 0xffffffff() [ 48.576063][ T5021] raw: 00fff00000000000 ffffea000203d8c8 ffffea000203d8c8 0000000000000000 [ 48.584633][ T5021] raw: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000 [ 48.593195][ T5021] page dumped because: kasan: bad access detected [ 48.599604][ T5021] page_owner info is not present (never set?) [ 48.605644][ T5021] [ 48.607949][ T5021] Memory state around the buggy address: [ 48.613553][ T5021] ffff888080f63080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 48.621594][ T5021] ffff888080f63100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 48.629639][ T5021] >ffff888080f63180: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 48.637679][ T5021] ^ [ 48.644590][ T5021] ffff888080f63200: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 48.652639][ T5021] ffff888080f63280: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 48.660681][ T5021] ================================================================== [ 48.673336][ T5021] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 48.680530][ T5021] CPU: 0 PID: 5021 Comm: syz-executor364 Not tainted 6.5.0-rc3-syzkaller-00020-gaf2e19389c2c #0 [ 48.690948][ T5021] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 48.701022][ T5021] Call Trace: [ 48.704289][ T5021] [ 48.707216][ T5021] dump_stack_lvl+0xd9/0x1b0 [ 48.711817][ T5021] panic+0x6a4/0x750 [ 48.715708][ T5021] ? panic_smp_self_stop+0xa0/0xa0 [ 48.720818][ T5021] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 48.726972][ T5021] ? preempt_schedule_thunk+0x1a/0x30 [ 48.732350][ T5021] ? preempt_schedule_common+0x45/0xc0 [ 48.737810][ T5021] check_panic_on_warn+0xab/0xb0 [ 48.742745][ T5021] end_report+0x108/0x150 [ 48.747074][ T5021] kasan_report+0xea/0x110 [ 48.751489][ T5021] ? udf_close_lvid+0x508/0x5c0 [ 48.756341][ T5021] ? udf_close_lvid+0x508/0x5c0 [ 48.761203][ T5021] udf_close_lvid+0x508/0x5c0 [ 48.765892][ T5021] udf_put_super+0x19c/0x200 [ 48.770485][ T5021] ? udf_close_lvid+0x5c0/0x5c0 [ 48.775338][ T5021] generic_shutdown_super+0x158/0x480 [ 48.780706][ T5021] kill_block_super+0x64/0xb0 [ 48.785386][ T5021] deactivate_locked_super+0x9a/0x170 [ 48.790761][ T5021] deactivate_super+0xde/0x100 [ 48.795520][ T5021] cleanup_mnt+0x222/0x3d0 [ 48.799940][ T5021] task_work_run+0x14d/0x240 [ 48.804536][ T5021] ? task_work_cancel+0x30/0x30 [ 48.809386][ T5021] ? __put_net+0x61/0x70 [ 48.813622][ T5021] do_exit+0xa99/0x2a20 [ 48.817783][ T5021] ? do_group_exit+0x1c5/0x2a0 [ 48.822550][ T5021] ? reacquire_held_locks+0x4b0/0x4b0 [ 48.827923][ T5021] ? do_raw_spin_lock+0x12e/0x2b0 [ 48.832948][ T5021] ? mm_update_next_owner+0x7d0/0x7d0 [ 48.838320][ T5021] ? spin_bug+0x1d0/0x1d0 [ 48.842654][ T5021] do_group_exit+0xd4/0x2a0 [ 48.847161][ T5021] __x64_sys_exit_group+0x3e/0x50 [ 48.852187][ T5021] do_syscall_64+0x38/0xb0 [ 48.856607][ T5021] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 48.862756][ T5021] RIP: 0033:0x7f39f5c95a29 [ 48.867162][ T5021] Code: Unable to access opcode bytes at 0x7f39f5c959ff. [ 48.874166][ T5021] RSP: 002b:00007ffd30191518 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 48.882574][ T5021] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f39f5c95a29 [ 48.890628][ T5021] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 48.898677][ T5021] RBP: 00007f39f5d33390 R08: ffffffffffffffb8 R09: 0000000000000000 [ 48.906642][ T5021] R10: 0000000000000022 R11: 0000000000000246 R12: 00007f39f5d33390 [ 48.914609][ T5021] R13: 0000000000000000 R14: 00007f39f5d361c0 R15: 00007f39f5c62fc0 [ 48.922583][ T5021] [ 48.925750][ T5021] Kernel Offset: disabled [ 48.930087][ T5021] Rebooting in 86400 seconds..