./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1017847195 <...> Warning: Permanently added '10.128.0.202' (ED25519) to the list of known hosts. execve("./syz-executor1017847195", ["./syz-executor1017847195"], 0x7ffd62daba60 /* 10 vars */) = 0 brk(NULL) = 0x555555627000 brk(0x555555627d00) = 0x555555627d00 arch_prctl(ARCH_SET_FS, 0x555555627380) = 0 set_tid_address(0x555555627650) = 5027 set_robust_list(0x555555627660, 24) = 0 rseq(0x555555627ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1017847195", 4096) = 28 getrandom("\x76\x2a\xb2\x2f\x1d\x39\x92\xe6", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555555627d00 brk(0x555555648d00) = 0x555555648d00 brk(0x555555649000) = 0x555555649000 mprotect(0x7f076b754000, 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 memfd_create("syzkaller", 0) = 3 mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f07632a3000 write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x10\x01\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\xff\xff\xff\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\xff\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\xf3\x0f\x00\x00\xf7\x9a\x81\x47\x2b\x73\xcf\x43\x00\x0c\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 97703) = 97703 munmap(0x7f07632a3000, 97703) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 ioctl(4, LOOP_SET_FD, 3) = 0 close(3) = 0 mkdir("./file0", 0777) = 0 [ 56.711540][ T5027] syz-executor101[5027]: memfd_create() called without MFD_EXEC or MFD_NOEXEC_SEAL set [ 56.728661][ T5027] loop0: detected capacity change from 0 to 190 [ 56.739695][ T5027] ntfs: (device loop0): is_boot_sector_ntfs(): Invalid boot sector checksum. [ 56.750442][ T5027] ntfs: (device loop0): map_mft_record_page(): Mft record 0x1 is corrupt. Run chkdsk. [ 56.760369][ T5027] ntfs: (device loop0): map_mft_record(): Failed with error code 5. [ 56.768354][ T5027] ntfs: (device loop0): ntfs_read_locked_inode(): Failed with error code -5. Marking corrupt inode 0x1 as bad. Run chkdsk. [ 56.781354][ T5027] ntfs: (device loop0): load_system_files(): Failed to load $MFTMirr. Mounting read-only. Run ntfsfix and/or chkdsk. [ 56.794256][ T5027] ------------[ cut here ]------------ [ 56.799835][ T5027] kernel BUG at fs/ntfs/malloc.h:31! [ 56.805391][ T5027] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 56.811457][ T5027] CPU: 1 PID: 5027 Comm: syz-executor101 Not tainted 6.6.0-rc3-syzkaller-00096-g71e58659bfc0 #0 [ 56.821847][ T5027] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023 [ 56.831972][ T5027] RIP: 0010:ntfs_malloc_nofs+0xfd/0x100 [ 56.837568][ T5027] Code: 17 e8 97 0b c2 fe 48 89 df be 42 0c 00 00 5b 41 5e 41 5f e9 c5 d3 0e ff e8 80 0b c2 fe 31 c0 5b 41 5e 41 5f c3 e8 73 0b c2 fe <0f> 0b 90 66 0f 1f 00 55 41 57 41 56 41 55 41 54 53 49 89 fe 49 bc [ 56.858232][ T5027] RSP: 0018:ffffc900039af7b8 EFLAGS: 00010293 [ 56.864721][ T5027] RAX: ffffffff82cbfefd RBX: 0000000000000000 RCX: ffff888017375940 [ 56.873057][ T5027] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 56.881485][ T5027] RBP: ffff88807ce01118 R08: ffffffff82cbfe2d R09: 1ffff1100ec9e21a [ 56.890625][ T5027] R10: dffffc0000000000 R11: ffffed100ec9e21b R12: dffffc0000000000 [ 56.900011][ T5027] R13: ffff8880764f13a0 R14: ffff88807ce01147 R15: dffffc0000000000 [ 56.911491][ T5027] FS: 0000555555627380(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 56.920645][ T5027] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.927509][ T5027] CR2: 00007f07632ba000 CR3: 00000000284ff000 CR4: 00000000003506e0 [ 56.935484][ T5027] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 56.943804][ T5027] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 56.951852][ T5027] Call Trace: [ 56.955127][ T5027] [ 56.958055][ T5027] ? __die_body+0x8b/0xe0 [ 56.962382][ T5027] ? die+0xa1/0xd0 [ 56.966114][ T5027] ? do_trap+0x153/0x380 [ 56.970363][ T5027] ? ntfs_malloc_nofs+0xfd/0x100 [ 56.975471][ T5027] ? do_error_trap+0x1dc/0x2c0 [ 56.980227][ T5027] ? ntfs_malloc_nofs+0xfd/0x100 [ 56.985283][ T5027] ? do_int3+0x50/0x50 [ 56.989482][ T5027] ? handle_invalid_op+0x34/0x40 [ 56.994594][ T5027] ? ntfs_malloc_nofs+0xfd/0x100 [ 57.000498][ T5027] ? exc_invalid_op+0x33/0x50 [ 57.005179][ T5027] ? asm_exc_invalid_op+0x1a/0x20 [ 57.010287][ T5027] ? ntfs_malloc_nofs+0x2d/0x100 [ 57.015210][ T5027] ? ntfs_malloc_nofs+0xfd/0x100 [ 57.020155][ T5027] ? ntfs_malloc_nofs+0xfd/0x100 [ 57.025162][ T5027] ? ntfs_malloc_nofs+0xfd/0x100 [ 57.030104][ T5027] ntfs_read_locked_inode+0x1fbd/0x4980 [ 57.035740][ T5027] ? ntfs_iget+0x190/0x190 [ 57.040515][ T5027] ntfs_iget+0x113/0x190 [ 57.044882][ T5027] ? ntfs_test_inode+0x2e0/0x2e0 [ 57.049809][ T5027] ? evict+0x56e/0x620 [ 57.053877][ T5027] load_system_files+0x151c/0x4840 [ 57.059065][ T5027] ? __mutex_unlock_slowpath+0x21c/0x750 [ 57.064812][ T5027] ? ntfs_setup_allocators+0x2d0/0x2d0 [ 57.070276][ T5027] ? mutex_unlock+0x10/0x10 [ 57.074791][ T5027] ? generate_default_upcase+0x128/0x940 [ 57.080458][ T5027] ? generate_default_upcase+0x8ed/0x940 [ 57.086113][ T5027] ntfs_fill_super+0x19b3/0x2bd0 [ 57.091464][ T5027] mount_bdev+0x237/0x300 [ 57.095806][ T5027] ? ntfs_mount+0x40/0x40 [ 57.100400][ T5027] ? get_tree_bdev+0x5b0/0x5b0 [ 57.105300][ T5027] ? vfs_parse_fs_string+0x190/0x230 [ 57.110875][ T5027] ? vfs_parse_fs_param+0x410/0x410 [ 57.116096][ T5027] ? cap_capable+0x1b4/0x240 [ 57.120703][ T5027] legacy_get_tree+0xef/0x190 [ 57.125482][ T5027] ? ntfs_rl_punch_nolock+0x15b0/0x15b0 [ 57.131139][ T5027] vfs_get_tree+0x8c/0x280 [ 57.136012][ T5027] do_new_mount+0x28f/0xae0 [ 57.140803][ T5027] ? do_move_mount_old+0x170/0x170 [ 57.145927][ T5027] ? user_path_at_empty+0x12f/0x180 [ 57.151665][ T5027] __se_sys_mount+0x2d9/0x3c0 [ 57.156437][ T5027] ? __x64_sys_mount+0xc0/0xc0 [ 57.161575][ T5027] ? syscall_enter_from_user_mode+0x32/0x230 [ 57.167742][ T5027] ? __x64_sys_mount+0x20/0xc0 [ 57.172501][ T5027] do_syscall_64+0x41/0xc0 [ 57.176927][ T5027] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 57.182839][ T5027] RIP: 0033:0x7f076b6e18ba [ 57.187275][ T5027] 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 [ 57.206901][ T5027] RSP: 002b:00007ffc2856ae38 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 57.215323][ T5027] RAX: ffffffffffffffda RBX: 00007ffc2856ae50 RCX: 00007f076b6e18ba [ 57.223303][ T5027] RDX: 000000002001f1c0 RSI: 000000002001f200 RDI: 00007ffc2856ae50 [ 57.231480][ T5027] RBP: 0000000000000004 R08: 00007ffc2856ae90 R09: 0000000000000987 [ 57.239635][ T5027] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000000 [ 57.247632][ T5027] R13: 00007ffc2856ae90 R14: 0000000000000003 R15: 0000000000017da7 [ 57.255636][ T5027] [ 57.258649][ T5027] Modules linked in: [ 57.262691][ T5027] ---[ end trace 0000000000000000 ]--- [ 57.268157][ T5027] RIP: 0010:ntfs_malloc_nofs+0xfd/0x100 [ 57.273867][ T5027] Code: 17 e8 97 0b c2 fe 48 89 df be 42 0c 00 00 5b 41 5e 41 5f e9 c5 d3 0e ff e8 80 0b c2 fe 31 c0 5b 41 5e 41 5f c3 e8 73 0b c2 fe <0f> 0b 90 66 0f 1f 00 55 41 57 41 56 41 55 41 54 53 49 89 fe 49 bc [ 57.293580][ T5027] RSP: 0018:ffffc900039af7b8 EFLAGS: 00010293 [ 57.299664][ T5027] RAX: ffffffff82cbfefd RBX: 0000000000000000 RCX: ffff888017375940 [ 57.307791][ T5027] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 57.315892][ T5027] RBP: ffff88807ce01118 R08: ffffffff82cbfe2d R09: 1ffff1100ec9e21a [ 57.323918][ T5027] R10: dffffc0000000000 R11: ffffed100ec9e21b R12: dffffc0000000000 [ 57.331935][ T5027] R13: ffff8880764f13a0 R14: ffff88807ce01147 R15: dffffc0000000000 [ 57.339891][ T5027] FS: 0000555555627380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 57.348931][ T5027] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.355582][ T5027] CR2: 00000000005fdeb8 CR3: 00000000284ff000 CR4: 00000000003506f0 [ 57.363593][ T5027] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 57.371614][ T5027] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 57.379576][ T5027] Kernel panic - not syncing: Fatal exception [ 57.385908][ T5027] Kernel Offset: disabled [ 57.390357][ T5027] Rebooting in 86400 seconds..