./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1259186570 <...> Warning: Permanently added '10.128.10.16' (ED25519) to the list of known hosts. execve("./syz-executor1259186570", ["./syz-executor1259186570"], 0x7ffec1ddf780 /* 10 vars */) = 0 brk(NULL) = 0x555555c6b000 brk(0x555555c6bd00) = 0x555555c6bd00 arch_prctl(ARCH_SET_FS, 0x555555c6b380) = 0 set_tid_address(0x555555c6b650) = 5073 set_robust_list(0x555555c6b660, 24) = 0 rseq(0x555555c6bca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1259186570", 4096) = 28 getrandom("\xbe\x0c\xeb\xeb\xfe\xd6\xd5\xbf", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555555c6bd00 brk(0x555555c8cd00) = 0x555555c8cd00 brk(0x555555c8d000) = 0x555555c8d000 mprotect(0x7fcf9af2c000, 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 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5075 attached , child_tidptr=0x555555c6b650) = 5075 [pid 5075] set_robust_list(0x555555c6b660, 24) = 0 [pid 5075] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5075] setpgid(0, 0) = 0 [pid 5075] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5075] write(3, "1000", 4) = 4 [pid 5075] close(3) = 0 [pid 5075] memfd_create("syzkaller", 0) = 3 [pid 5075] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fcf92a5b000 [pid 5075] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x02\x02\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x0f\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\xff\x03\x00\x00\x00\x00\x00\x00\xb5\x0b\x00\x00\x04\x00\x00\x00\xf7\x9a\x81\x47\x2b\x73\xcf\x43\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152) = 2097152 [pid 5075] munmap(0x7fcf92a5b000, 138412032) = 0 [pid 5075] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5075] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5075] close(3) = 0 [pid 5075] mkdir("./file0", 0777) = 0 [ 76.392262][ T5075] loop0: detected capacity change from 0 to 4096 [ 76.409320][ T5075] ntfs: (device loop0): parse_options(): Option utf8 is no longer supported, using option nls=utf8. Please use option nls=utf8 in the future and make sure utf8 is compiled either as a module or into the kernel. [ 76.430849][ T5075] ntfs: (device loop0): read_ntfs_boot_sector(): Primary boot sector is invalid. [ 76.440563][ T5075] ntfs: (device loop0): read_ntfs_boot_sector(): Hot-fix: Recovering invalid primary boot sector from backup copy. [ 76.458399][ T5075] ntfs: (device loop0): ntfs_mapping_pairs_decompress(): Corrupt attribute. [ 76.467133][ T5075] ntfs: (device loop0): ntfs_read_block(): Failed to read from inode 0xa, attribute type 0x80, vcn 0x0, offset 0x0 because its location on disk could not be determined even after retrying (error code -5). [ 76.487166][ T5075] ntfs: (device loop0): ntfs_mapping_pairs_decompress(): Corrupt attribute. [ 76.495937][ T5075] ntfs: (device loop0): ntfs_read_block(): Failed to read from inode 0xa, attribute type 0x80, vcn 0x0, offset 0x200 because its location on disk could not be determined even after retrying (error code -5). [ 76.516924][ T5075] ntfs: (device loop0): ntfs_mapping_pairs_decompress(): Corrupt attribute. [ 76.525647][ T5075] ntfs: (device loop0): ntfs_read_block(): Failed to read from inode 0xa, attribute type 0x80, vcn 0x1, offset 0x0 because its location on disk could not be determined even after retrying (error code -5). [ 76.545632][ T5075] ntfs: (device loop0): ntfs_mapping_pairs_decompress(): Corrupt attribute. [ 76.557172][ T5075] ntfs: volume version 3.1. [ 76.565258][ T5075] ------------[ cut here ]------------ [ 76.570758][ T5075] kernel BUG at fs/ntfs/dir.c:86! [ 76.575807][ T5075] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 76.581862][ T5075] CPU: 1 PID: 5075 Comm: syz-executor125 Not tainted 6.6.0-next-20231103-syzkaller #0 [ 76.591399][ T5075] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 76.601538][ T5075] RIP: 0010:ntfs_lookup_inode_by_name+0xdd7/0x2f50 [ 76.608149][ T5075] Code: cd fe eb 6f e8 3a 10 cd fe 48 8b 7c 24 38 49 8d 5f 07 e8 2c 5e 09 ff 48 c7 44 24 38 00 00 00 00 e9 c4 fa ff ff e8 19 10 cd fe <0f> 0b e8 12 10 cd fe 0f 0b e8 0b 10 cd fe 48 8b 74 24 58 48 89 e9 [ 76.627758][ T5075] RSP: 0018:ffffc90003b1f9d8 EFLAGS: 00010293 [ 76.633812][ T5075] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff82bbe1bc [ 76.641770][ T5075] RDX: ffff888019ab9dc0 RSI: ffffffff82bbeec7 RDI: 0000000000000003 [ 76.649731][ T5075] RBP: 0000000000000000 R08: 0000000000000003 R09: 0000000000004000 [ 76.657685][ T5075] R10: 0000000000000000 R11: 0000000000000000 R12: ffff888028e02000 [ 76.665645][ T5075] R13: ffff888028e02230 R14: 0000000000000000 R15: ffff8880761bbdbc [ 76.673611][ T5075] FS: 0000555555c6b380(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 76.682537][ T5075] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.689118][ T5075] CR2: 00007f4ce6bf1b10 CR3: 0000000075c4d000 CR4: 00000000003506f0 [ 76.697081][ T5075] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 76.705045][ T5075] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 76.713006][ T5075] Call Trace: [ 76.716278][ T5075] [ 76.719201][ T5075] ? show_regs+0x8e/0xa0 [ 76.723444][ T5075] ? die+0x36/0xa0 [ 76.727161][ T5075] ? do_trap+0x22a/0x420 [ 76.731404][ T5075] ? ntfs_lookup_inode_by_name+0xdd7/0x2f50 [ 76.737297][ T5075] ? ntfs_lookup_inode_by_name+0xdd7/0x2f50 [ 76.743189][ T5075] ? do_error_trap+0xf4/0x230 [ 76.747867][ T5075] ? ntfs_lookup_inode_by_name+0xdd7/0x2f50 [ 76.753761][ T5075] ? handle_invalid_op+0x34/0x40 [ 76.758697][ T5075] ? ntfs_lookup_inode_by_name+0xdd7/0x2f50 [ 76.764588][ T5075] ? exc_invalid_op+0x2d/0x40 [ 76.769269][ T5075] ? asm_exc_invalid_op+0x1a/0x20 [ 76.774294][ T5075] ? ntfs_lookup_inode_by_name+0xcc/0x2f50 [ 76.780096][ T5075] ? ntfs_lookup_inode_by_name+0xdd7/0x2f50 [ 76.785988][ T5075] ? ntfs_lookup_inode_by_name+0xdd7/0x2f50 [ 76.791881][ T5075] ? ntfs_lookup_inode_by_name+0xdd7/0x2f50 [ 76.797776][ T5075] ? preempt_count_sub+0x150/0x150 [ 76.802879][ T5075] ? do_raw_spin_unlock+0x172/0x230 [ 76.808081][ T5075] ? down_write+0x14e/0x200 [ 76.812580][ T5075] ? rwsem_down_write_slowpath+0x1290/0x1290 [ 76.818557][ T5075] ? rcu_is_watching+0x12/0xb0 [ 76.823319][ T5075] ntfs_fill_super+0x461f/0x9100 [ 76.828268][ T5075] ? parse_options+0x1db0/0x1db0 [ 76.833206][ T5075] ? do_raw_spin_lock+0x12d/0x2b0 [ 76.838231][ T5075] ? spin_bug+0x1c0/0x1c0 [ 76.842560][ T5075] ? set_blocksize+0x2bd/0x360 [ 76.847320][ T5075] ? sb_set_blocksize+0xf6/0x120 [ 76.852251][ T5075] ? setup_bdev_super+0x3b2/0x770 [ 76.857271][ T5075] ? parse_options+0x1db0/0x1db0 [ 76.862208][ T5075] mount_bdev+0x1df/0x2d0 [ 76.866542][ T5075] ? sget+0x640/0x640 [ 76.870530][ T5075] ? ntfs_rl_punch_nolock+0x15d0/0x15d0 [ 76.876076][ T5075] legacy_get_tree+0x109/0x220 [ 76.880840][ T5075] vfs_get_tree+0x8c/0x370 [ 76.885251][ T5075] path_mount+0x148e/0x1ed0 [ 76.889756][ T5075] ? kmem_cache_free+0xfd/0x350 [ 76.894605][ T5075] ? finish_automount+0xa40/0xa40 [ 76.899627][ T5075] ? putname+0x12e/0x170 [ 76.903874][ T5075] __x64_sys_mount+0x293/0x310 [ 76.908633][ T5075] ? copy_mnt_ns+0xb60/0xb60 [ 76.913237][ T5075] ? lockdep_hardirqs_on+0x7c/0x100 [ 76.918448][ T5075] ? _raw_spin_unlock_irq+0x2e/0x50 [ 76.923656][ T5075] ? ptrace_notify+0xf1/0x130 [ 76.928340][ T5075] do_syscall_64+0x3f/0x110 [ 76.932852][ T5075] entry_SYSCALL_64_after_hwframe+0x62/0x6a [ 76.938747][ T5075] RIP: 0033:0x7fcf9ae9b1ea [ 76.943155][ T5075] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 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 [ 76.962857][ T5075] RSP: 002b:00007ffd6e4c2008 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 76.971272][ T5075] RAX: ffffffffffffffda RBX: 00007ffd6e4c2020 RCX: 00007fcf9ae9b1ea [ 76.979325][ T5075] RDX: 0000000020000040 RSI: 000000002001ecc0 RDI: 00007ffd6e4c2020 [ 76.987292][ T5075] RBP: 0000000000000004 R08: 00007ffd6e4c2060 R09: 000000000001ec65 [ 76.995257][ T5075] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000000 [ 77.003217][ T5075] R13: 00007ffd6e4c2060 R14: 0000000000000003 R15: 0000000000200000 [ 77.011186][ T5075] [ 77.014195][ T5075] Modules linked in: [ 77.018403][ T5075] ---[ end trace 0000000000000000 ]--- [ 77.023883][ T5075] RIP: 0010:ntfs_lookup_inode_by_name+0xdd7/0x2f50 [ 77.030676][ T5075] Code: cd fe eb 6f e8 3a 10 cd fe 48 8b 7c 24 38 49 8d 5f 07 e8 2c 5e 09 ff 48 c7 44 24 38 00 00 00 00 e9 c4 fa ff ff e8 19 10 cd fe <0f> 0b e8 12 10 cd fe 0f 0b e8 0b 10 cd fe 48 8b 74 24 58 48 89 e9 [ 77.050353][ T5075] RSP: 0018:ffffc90003b1f9d8 EFLAGS: 00010293 [ 77.056430][ T5075] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff82bbe1bc [ 77.064425][ T5075] RDX: ffff888019ab9dc0 RSI: ffffffff82bbeec7 RDI: 0000000000000003 [ 77.072424][ T5075] RBP: 0000000000000000 R08: 0000000000000003 R09: 0000000000004000 [ 77.080416][ T5075] R10: 0000000000000000 R11: 0000000000000000 R12: ffff888028e02000 [ 77.088503][ T5075] R13: ffff888028e02230 R14: 0000000000000000 R15: ffff8880761bbdbc [ 77.096464][ T5075] FS: 0000555555c6b380(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 77.105417][ T5075] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.112040][ T5075] CR2: 00007f4ce6bf1b10 CR3: 0000000075c4d000 CR4: 00000000003506f0 [ 77.120026][ T5075] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 77.128088][ T5075] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 77.136092][ T5075] Kernel panic - not syncing: Fatal exception [ 77.142384][ T5075] Kernel Offset: disabled [ 77.146693][ T5075] Rebooting in 86400 seconds..