./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2942252394 <...> Warning: Permanently added '10.128.0.80' (ED25519) to the list of known hosts. execve("./syz-executor2942252394", ["./syz-executor2942252394"], 0x7ffe325f9420 /* 10 vars */) = 0 brk(NULL) = 0x555577db5000 brk(0x555577db5e00) = 0x555577db5e00 arch_prctl(ARCH_SET_FS, 0x555577db5480) = 0 set_tid_address(0x555577db5750) = 296 set_robust_list(0x555577db5760, 24) = 0 rseq(0x555577db5da0, 0x20, 0, 0x53053053) = -1 ENOSYS (Function not implemented) prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2942252394", 4096) = 28 getrandom("\x36\xb4\xf3\x95\x9c\x64\x17\x8a", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555577db5e00 brk(0x555577dd6e00) = 0x555577dd6e00 brk(0x555577dd7000) = 0x555577dd7000 mprotect(0x7f62f77bf000, 16384, PROT_READ) = 0 mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000 mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000 mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000 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=0x7f62f771ad80, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7f62f77222d0}, NULL, 8) = 0 rt_sigaction(SIGBUS, {sa_handler=0x7f62f771ad80, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7f62f77222d0}, NULL, 8) = 0 unshare(CLONE_NEWPID) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555577db5750) = 297 ./strace-static-x86_64: Process 297 attached [pid 297] set_robust_list(0x555577db5760, 24) = 0 [pid 297] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 297] getppid() = 0 [pid 297] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 297] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 297] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 297] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 297] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 297] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 297] unshare(CLONE_NEWNS) = 0 [pid 297] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 297] unshare(CLONE_NEWIPC) = -1 EINVAL (Invalid argument) [pid 297] unshare(CLONE_NEWCGROUP) = 0 [pid 297] unshare(CLONE_NEWUTS) = 0 [pid 297] unshare(CLONE_SYSVSEM) = 0 [pid 297] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 297] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 297] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 297] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 297] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 297] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 297] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 297] getpid() = 1 [pid 297] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 0b 66 0f 1f 44 00 00 b8 db 4f 6c 15 90 90 90 90 90 90 90 90 90 [ 20.962477][ T36] audit: type=1400 audit(1750724656.339:72): avc: denied { unmount } for pid=297 comm="syz-executor294" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 20.988309][ T297] RSP: 0018:ffffc9000128f670 EFLAGS: 00010246 [ 20.988338][ T297] RAX: 0000000000000069 RBX: 1ffff92000251ed0 RCX: c16663796012e500 [ 20.988350][ T297] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002 [ 20.988360][ T297] RBP: ffffc9000128f670 R08: 0000000000000003 R09: 0000000000000004 [ 20.988371][ T297] R10: dffffc0000000000 R11: fffff52000251e34 R12: 0000000000000000 [ 20.998904][ T36] audit: type=1400 audit(1750724656.359:73): avc: denied { mounton } for pid=297 comm="syz-executor294" path="/dev/gadgetfs" dev="devtmpfs" ino=434 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1 [ 21.003656][ T297] R13: dffffc0000000000 R14: ffffc9000128f6a0 R15: ffffc9000128f6d0 [ 21.111387][ T297] FS: 0000555577db5480(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 21.120294][ T297] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 21.126849][ T297] CR2: 0000200000002600 CR3: 00000001027c2000 CR4: 00000000003526b0 [ 21.134795][ T297] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 21.142744][ T297] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 21.150687][ T297] Call Trace: [ 21.153939][ T297] [ 21.156847][ T297] _RNvCscSpY9Juk0HT_7___rustc17rust_begin_unwind+0x15b/0x160 [ 21.164281][ T297] ? __cfi__RNvCscSpY9Juk0HT_7___rustc17rust_begin_unwind+0x10/0x10 [ 21.172235][ T297] ? __cfi__RNvXs1b_NtCs9jEwPDbx20M_4core3fmtRNtNtNtB8_5panic10panic_info9PanicInfoNtB6_7Display3fmtCs43vyB533jt3_6kernel+0x10/0x10 [ 21.185749][ T297] _RNvNtCs9jEwPDbx20M_4core9panicking9panic_fmt+0x84/0x90 [ 21.192922][ T297] ? __cfi__RNvNtCs9jEwPDbx20M_4core9panicking9panic_fmt+0x10/0x10 [ 21.200799][ T297] ? rust_helper_krealloc+0x33/0xd0 [ 21.205976][ T297] _RNvNtNtCs9jEwPDbx20M_4core9panicking11panic_const24panic_const_sub_overflow+0xb2/0xc0 [ 21.215842][ T297] ? __cfi__RNvNtNtCs9jEwPDbx20M_4core9panicking11panic_const24panic_const_sub_overflow+0x10/0x10 [ 21.226396][ T297] ? rust_helper_krealloc+0x33/0xd0 [ 21.231566][ T297] ? _RNvMNtNtCs43vyB533jt3_6kernel5alloc9allocatorNtB2_11ReallocFunc4call+0xbe/0x100 [ 21.241086][ T297] ? _RNvNtCs43vyB533jt3_6kernel4page10page_align+0x20/0x50 [ 21.248346][ T297] _RNvXs1_CscPPBqWtAqum_11ashmem_rustNtB5_6AshmemNtNtCs43vyB533jt3_6kernel10miscdevice10MiscDevice5ioctl+0x2c01/0x2ed0 [ 21.260816][ T297] ? __cfi__RNvXs1_CscPPBqWtAqum_11ashmem_rustNtB5_6AshmemNtNtCs43vyB533jt3_6kernel10miscdevice10MiscDevice5ioctl+0x10/0x10 [ 21.273629][ T297] ? do_vfs_ioctl+0xeda/0x1e30 [ 21.278368][ T297] ? __ia32_compat_sys_ioctl+0x850/0x850 [ 21.283975][ T297] ? psi_group_change+0xb44/0x1130 [ 21.289061][ T297] ? ioctl_has_perm+0x384/0x4d0 [ 21.293887][ T297] ? has_cap_mac_admin+0xd0/0xd0 [ 21.298797][ T297] ? __schedule+0x1463/0x1f10 [ 21.303446][ T297] ? selinux_file_ioctl+0x6e0/0x1360 [ 21.308705][ T297] ? __cfi_selinux_file_ioctl+0x10/0x10 [ 21.314223][ T297] ? __kasan_check_write+0x18/0x20 [ 21.319307][ T297] ? _raw_spin_lock_irq+0x8d/0x120 [ 21.324393][ T297] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 21.329913][ T297] ? __asan_memset+0x39/0x50 [ 21.334475][ T297] ? ptrace_stop+0x6c9/0x8c0 [ 21.339050][ T297] ? _raw_spin_unlock_irq+0x45/0x70 [ 21.344238][ T297] ? ptrace_notify+0x1e8/0x270 [ 21.348978][ T297] _RINvNtCs43vyB533jt3_6kernel10miscdevice10fops_ioctlNtCscPPBqWtAqum_11ashmem_rust6AshmemEBP_+0x99/0x110 [ 21.360329][ T297] ? security_file_ioctl+0x34/0xd0 [ 21.365431][ T297] ? __cfi__RINvNtCs43vyB533jt3_6kernel10miscdevice10fops_ioctlNtCscPPBqWtAqum_11ashmem_rust6AshmemEBP_+0x10/0x10 [ 21.377390][ T297] __se_sys_ioctl+0x135/0x1b0 [ 21.382047][ T297] __x64_sys_ioctl+0x7f/0xa0 [ 21.386622][ T297] x64_sys_call+0x1878/0x2ee0 [ 21.391315][ T297] do_syscall_64+0x58/0xf0 [ 21.395734][ T297] ? clear_bhb_loop+0x50/0xa0 [ 21.400402][ T297] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 21.406272][ T297] RIP: 0033:0x7f62f774c139 [ 21.410675][ T297] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 [ 21.430269][ T297] RSP: 002b:00007ffceac70c18 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 21.438662][ T297] RAX: ffffffffffffffda RBX: 00007f62f779515d RCX: 00007f62f774c139 [ 21.446605][ T297] RDX: 0000200000002600 RSI: 0000000040087708 RDI: 0000000000000003 [ 21.454562][ T297] RBP: 00007f62f779512d R08: 00007f62f779512d R09: 00007f62f779a4bc [ 21.462504][ T297] R10: 00007ffceac70c20 R11: 0000000000000246 R12: 00007f62f779a4bc [ 21.470448][ T297] R13: 00007f62f7795095 R14: 0000000000000001 R15: 0000000000000001 [ 21.478395][ T297] [ 21.481388][ T297] Modules linked in: [ 21.485374][ T297] ---[ end trace 0000000000000000 ]--- [ 21.491135][ T297] RIP: 0010:rust_helper_BUG+0x8/0x10 [ 21.496423][ T297] Code: ce 82 e7 02 cc 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 91 8b 25 99 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 55 48 89 e5 <0f> 0b 66 0f 1f 44 00 00 b8 db 4f 6c 15 90 90 90 90 90 90 90 90 90 [ 21.516062][ T297] RSP: 0018:ffffc9000128f670 EFLAGS: 00010246 [ 21.522144][ T297] RAX: 0000000000000069 RBX: 1ffff92000251ed0 RCX: c16663796012e500 [ 21.530154][ T297] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002 [ 21.538129][ T297] RBP: ffffc9000128f670 R08: 0000000000000003 R09: 0000000000000004 [ 21.546134][ T297] R10: dffffc0000000000 R11: fffff52000251e34 R12: 0000000000000000 [ 21.554112][ T297] R13: dffffc0000000000 R14: ffffc9000128f6a0 R15: ffffc9000128f6d0 [ 21.562081][ T297] FS: 0000555577db5480(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 21.571019][ T297] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 21.577579][ T297] CR2: 000055f2fae86388 CR3: 00000001027c2000 CR4: 00000000003526b0 [ 21.585559][ T297] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 21.593531][ T297] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 21.601504][ T297] Kernel panic - not syncing: Fatal exception [ 21.607772][ T297] Kernel Offset: disabled [ 21.612074][ T297] Rebooting in 86400 seconds..