./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3090574023 <...> Warning: Permanently added '10.128.1.94' (ED25519) to the list of known hosts. execve("./syz-executor3090574023", ["./syz-executor3090574023"], 0x7ffd525de020 /* 10 vars */) = 0 brk(NULL) = 0x55557cd6e000 brk(0x55557cd6ed00) = 0x55557cd6ed00 arch_prctl(ARCH_SET_FS, 0x55557cd6e380) = 0 set_tid_address(0x55557cd6e650) = 5819 set_robust_list(0x55557cd6e660, 24) = 0 rseq(0x55557cd6eca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3090574023", 4096) = 28 getrandom("\xa0\x9c\x41\x70\x9c\xb7\xce\x4c", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55557cd6ed00 brk(0x55557cd8fd00) = 0x55557cd8fd00 brk(0x55557cd90000) = 0x55557cd90000 mprotect(0x7fdaa8eb3000, 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 executing program write(1, "executing program\n", 18) = 18 memfd_create("syzkaller", 0) = 3 mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fdaa0800000 write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 67108864) = 67108864 munmap(0x7fdaa0800000, 138412032) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 ioctl(4, LOOP_SET_FD, 3) = 0 close(3) = 0 close(4) = 0 mkdir("./file0", 0777) = 0 [ 62.945998][ T5819] loop0: detected capacity change from 0 to 131072 [ 62.987298][ T5819] F2FS-fs (loop0): invalid crc value [ 63.000848][ T5819] F2FS-fs (loop0): Found nat_bits in checkpoint mount("/dev/loop0", "./file0", "f2fs", MS_RELATIME, "") = 0 openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 chdir("./file0") = 0 [ 63.034720][ T5819] F2FS-fs (loop0): f2fs_check_nid_range: out-of-range nid=49000000, run fsck to fix. [ 63.047804][ T5819] F2FS-fs (loop0): Bad quota inode 1:1224736768 [ 63.054059][ T5819] F2FS-fs (loop0): Failed to enable quota tracking (type=1, err=-22). Please run fsck to fix. [ 63.064471][ T5819] F2FS-fs (loop0): Cannot turn on quotas: error -22 [ 63.074058][ T5819] F2FS-fs (loop0): Mounted with checkpoint version = 1b41e954 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [ 63.136849][ T5819] ------------[ cut here ]------------ [ 63.142390][ T5819] UBSAN: array-index-out-of-bounds in fs/f2fs/f2fs.h:3292:19 [ 63.149952][ T5819] index 18446744073709500059 is out of range for type '__le32[923]' (aka 'unsigned int[923]') [ 63.160317][ T5819] CPU: 1 UID: 0 PID: 5819 Comm: syz-executor309 Not tainted 6.13.0-rc3-syzkaller-00301-gbcde95ce32b6 #0 [ 63.171444][ T5819] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 63.181514][ T5819] Call Trace: [ 63.184810][ T5819] [ 63.187730][ T5819] dump_stack_lvl+0x241/0x360 [ 63.192426][ T5819] ? __pfx_dump_stack_lvl+0x10/0x10 [ 63.197611][ T5819] ? __pfx__printk+0x10/0x10 [ 63.202192][ T5819] __ubsan_handle_out_of_bounds+0x121/0x150 [ 63.208091][ T5819] ? rcu_is_watching+0x15/0xb0 [ 63.212844][ T5819] read_inline_xattr+0x273/0x280 [ 63.217770][ T5819] f2fs_getxattr+0x57b/0x13b0 [ 63.222439][ T5819] ? f2fs_xattr_generic_get+0x76/0x190 [ 63.227899][ T5819] ? __pfx_f2fs_xattr_generic_get+0x10/0x10 [ 63.233776][ T5819] __vfs_getxattr+0x433/0x470 [ 63.238450][ T5819] smk_fetch+0xb1/0x140 [ 63.242594][ T5819] smack_d_instantiate+0x749/0xa50 [ 63.247692][ T5819] ? __pfx_smack_d_instantiate+0x10/0x10 [ 63.253332][ T5819] security_d_instantiate+0x107/0x1f0 [ 63.258693][ T5819] d_splice_alias+0x6f/0x330 [ 63.263270][ T5819] f2fs_lookup+0x4ff/0x820 [ 63.267676][ T5819] ? __pfx_f2fs_lookup+0x10/0x10 [ 63.272605][ T5819] ? _raw_spin_unlock+0x28/0x50 [ 63.277449][ T5819] ? d_alloc+0x142/0x190 [ 63.281683][ T5819] lookup_one_qstr_excl+0x11f/0x260 [ 63.286870][ T5819] filename_create+0x297/0x540 [ 63.291623][ T5819] ? __pfx_filename_create+0x10/0x10 [ 63.296894][ T5819] ? __might_fault+0xaa/0x120 [ 63.301561][ T5819] do_mkdirat+0xbd/0x3a0 [ 63.305792][ T5819] ? __check_object_size+0x47a/0x730 [ 63.311071][ T5819] ? __pfx_do_mkdirat+0x10/0x10 [ 63.315907][ T5819] ? strncpy_from_user+0x152/0x270 [ 63.321009][ T5819] ? getname_flags+0x1e3/0x540 [ 63.325757][ T5819] __x64_sys_mkdir+0x6c/0x80 [ 63.330333][ T5819] do_syscall_64+0xf3/0x230 [ 63.334825][ T5819] ? clear_bhb_loop+0x35/0x90 [ 63.339486][ T5819] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 63.345376][ T5819] RIP: 0033:0x7fdaa8e2f717 [ 63.349781][ T5819] Code: ff ff 77 07 31 c0 c3 0f 1f 40 00 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 63.369426][ T5819] RSP: 002b:00007ffe117c86e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 63.377836][ T5819] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdaa8e2f717 [ 63.385795][ T5819] RDX: 0000000000000000 RSI: 00000000000001ff RDI: 0000000020000180 [ 63.393754][ T5819] RBP: 0000000020000180 R08: 0000000000000000 R09: 0000000000000000 [ 63.401709][ T5819] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 63.409673][ T5819] R13: 00007ffe117c8780 R14: 0000000000000000 R15: 0000000000000000 [ 63.417639][ T5819] [ 63.420919][ T5819] ---[ end trace ]--- [ 63.424943][ T5819] Kernel panic - not syncing: UBSAN: panic_on_warn set ... [ 63.432161][ T5819] CPU: 1 UID: 0 PID: 5819 Comm: syz-executor309 Not tainted 6.13.0-rc3-syzkaller-00301-gbcde95ce32b6 #0 [ 63.443276][ T5819] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 63.453326][ T5819] Call Trace: [ 63.456605][ T5819] [ 63.459532][ T5819] dump_stack_lvl+0x241/0x360 [ 63.464217][ T5819] ? __pfx_dump_stack_lvl+0x10/0x10 [ 63.469415][ T5819] ? __pfx__printk+0x10/0x10 [ 63.474003][ T5819] ? lockdep_hardirqs_on+0x99/0x150 [ 63.479206][ T5819] ? vscnprintf+0x5d/0x90 [ 63.483535][ T5819] panic+0x349/0x880 [ 63.487433][ T5819] ? check_panic_on_warn+0x21/0xb0 [ 63.492541][ T5819] ? __pfx_panic+0x10/0x10 [ 63.496951][ T5819] ? _printk+0xd5/0x120 [ 63.501105][ T5819] ? __pfx__printk+0x10/0x10 [ 63.505698][ T5819] check_panic_on_warn+0x86/0xb0 [ 63.510633][ T5819] __ubsan_handle_out_of_bounds+0x141/0x150 [ 63.516527][ T5819] ? rcu_is_watching+0x15/0xb0 [ 63.521294][ T5819] read_inline_xattr+0x273/0x280 [ 63.526232][ T5819] f2fs_getxattr+0x57b/0x13b0 [ 63.530919][ T5819] ? f2fs_xattr_generic_get+0x76/0x190 [ 63.536474][ T5819] ? __pfx_f2fs_xattr_generic_get+0x10/0x10 [ 63.542367][ T5819] __vfs_getxattr+0x433/0x470 [ 63.547054][ T5819] smk_fetch+0xb1/0x140 [ 63.551211][ T5819] smack_d_instantiate+0x749/0xa50 [ 63.556328][ T5819] ? __pfx_smack_d_instantiate+0x10/0x10 [ 63.561964][ T5819] security_d_instantiate+0x107/0x1f0 [ 63.567336][ T5819] d_splice_alias+0x6f/0x330 [ 63.571926][ T5819] f2fs_lookup+0x4ff/0x820 [ 63.576346][ T5819] ? __pfx_f2fs_lookup+0x10/0x10 [ 63.581295][ T5819] ? _raw_spin_unlock+0x28/0x50 [ 63.586144][ T5819] ? d_alloc+0x142/0x190 [ 63.590385][ T5819] lookup_one_qstr_excl+0x11f/0x260 [ 63.595581][ T5819] filename_create+0x297/0x540 [ 63.600347][ T5819] ? __pfx_filename_create+0x10/0x10 [ 63.605628][ T5819] ? __might_fault+0xaa/0x120 [ 63.610315][ T5819] do_mkdirat+0xbd/0x3a0 [ 63.614552][ T5819] ? __check_object_size+0x47a/0x730 [ 63.619840][ T5819] ? __pfx_do_mkdirat+0x10/0x10 [ 63.624686][ T5819] ? strncpy_from_user+0x152/0x270 [ 63.629811][ T5819] ? getname_flags+0x1e3/0x540 [ 63.634573][ T5819] __x64_sys_mkdir+0x6c/0x80 [ 63.639160][ T5819] do_syscall_64+0xf3/0x230 [ 63.643664][ T5819] ? clear_bhb_loop+0x35/0x90 [ 63.648340][ T5819] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 63.654232][ T5819] RIP: 0033:0x7fdaa8e2f717 [ 63.658654][ T5819] Code: ff ff 77 07 31 c0 c3 0f 1f 40 00 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 63.678264][ T5819] RSP: 002b:00007ffe117c86e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 63.686679][ T5819] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdaa8e2f717 [ 63.694644][ T5819] RDX: 0000000000000000 RSI: 00000000000001ff RDI: 0000000020000180 [ 63.702611][ T5819] RBP: 0000000020000180 R08: 0000000000000000 R09: 0000000000000000 [ 63.710583][ T5819] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 63.718552][ T5819] R13: 00007ffe117c8780 R14: 0000000000000000 R15: 0000000000000000 [ 63.726539][ T5819] [ 63.729817][ T5819] Kernel Offset: disabled [ 63.734172][ T5819] Rebooting in 86400 seconds..