./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor212239146 <...> Warning: Permanently added '10.128.0.175' (ED25519) to the list of known hosts. execve("./syz-executor212239146", ["./syz-executor212239146"], 0x7fffd7c2a920 /* 10 vars */) = 0 brk(NULL) = 0x555571df1000 brk(0x555571df1d00) = 0x555571df1d00 arch_prctl(ARCH_SET_FS, 0x555571df1380) = 0 set_tid_address(0x555571df1650) = 5221 set_robust_list(0x555571df1660, 24) = 0 rseq(0x555571df1ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor212239146", 4096) = 27 getrandom("\x7a\xe9\xb6\xf2\x3f\x5d\x36\x3f", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555571df1d00 brk(0x555571e12d00) = 0x555571e12d00 brk(0x555571e13000) = 0x555571e13000 mprotect(0x7fd80fa37000, 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 mkdir("./syzkaller.0hiprr", 0700) = 0 chmod("./syzkaller.0hiprr", 0777) = 0 chdir("./syzkaller.0hiprr") = 0 mkdir("./0", 0777) = 0 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 5223 attached [pid 5223] set_robust_list(0x555571df1660, 24 [pid 5221] <... clone resumed>, child_tidptr=0x555571df1650) = 5223 [pid 5223] <... set_robust_list resumed>) = 0 [pid 5223] chdir("./0") = 0 [pid 5223] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5223] setpgid(0, 0) = 0 [pid 5223] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5223] write(3, "1000", 4) = 4 [pid 5223] close(3) = 0 [pid 5223] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5223] write(1, "executing program\n", 18) = 18 [pid 5223] memfd_create("syzkaller", 0) = 3 [pid 5223] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fd807400000 [pid 5223] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 [pid 5223] munmap(0x7fd807400000, 138412032) = 0 [pid 5223] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5223] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5223] close(3) = 0 [pid 5223] close(4) = 0 [pid 5223] mkdir("./file0", 0777) = 0 [ 60.896750][ T5223] loop0: detected capacity change from 0 to 32768 [ 60.932432][ T5223] (syz-executor212,5223,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xc2d589a7, computed 0x6a4501d0. Applying ECC. [ 60.947643][ T5223] (syz-executor212,5223,1):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC. [ 60.963710][ T5223] (syz-executor212,5223,1):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC. [ 60.988303][ T5223] JBD2: Ignoring recovery information on journal [pid 5223] mount("/dev/loop0", "./file0", "ocfs2", MS_NOSUID|MS_NOEXEC|MS_STRICTATIME, "journal_async_commit,heartbeat=none,localflocks,inode64,localalloc=18446744073709551610,noacl,") = 0 [pid 5223] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5223] chdir("./file0") = 0 [pid 5223] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [ 61.012169][ T5223] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 61.056963][ T5223] (syz-executor212,5223,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xc2d589a7, computed 0x6a4501d0. Applying ECC. [ 61.077322][ T5223] (syz-executor212,5223,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0x7d05e7ff, computed 0x7dc2e7ff. Applying ECC. [ 61.091237][ T5223] (syz-executor212,5223,0):ocfs2_block_check_validate:416 ERROR: Fixed CRC32 failed: stored: 0x7d05e7ff, computed 0x7dc2e7ff [ 61.104729][ T5223] (syz-executor212,5223,0):ocfs2_read_quota_phys_block:160 ERROR: status = -5 [ 61.113872][ T5223] (syz-executor212,5223,0):ocfs2_quota_read:201 ERROR: status = -5 [ 61.121847][ T5223] Quota error (device loop0): find_tree_dqentry: Can't read quota tree block 2 [ 61.131035][ T5223] Quota error (device loop0): qtree_read_dquot: Can't read quota structure for id 0 [ 61.140457][ T5223] (syz-executor212,5223,0):ocfs2_acquire_dquot:885 ERROR: status = -5 [ 61.149367][ T5223] (syz-executor212,5223,0):ocfs2_mknod:312 ERROR: status = -5 [pid 5223] openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_SYNC|O_NOATIME, 000) = -1 EIO (Input/output error) [pid 5223] exit_group(0) = ? [pid 5223] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5223, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=32 /* 0.32 s */} --- umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 61.156960][ T5223] (syz-executor212,5223,0):ocfs2_mknod:500 ERROR: status = -5 [ 61.164592][ T5223] (syz-executor212,5223,0):ocfs2_create:674 ERROR: status = -5 openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x555571df26f0 /* 4 entries */, 32768) = 112 umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./0/binderfs") = 0 [ 61.315306][ T5221] ocfs2: Unmounting device (7,0) on (node local) [ 61.322278][ T5221] VFS: Busy inodes after unmount of loop0 (ocfs2) [ 61.322451][ T5221] ------------[ cut here ]------------ [ 61.334515][ T5221] kernel BUG at fs/super.c:652! [ 61.340306][ T5221] Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI [ 61.347355][ T5221] CPU: 1 UID: 0 PID: 5221 Comm: syz-executor212 Not tainted 6.12.0-rc3-syzkaller-00087-gc964ced77262 #0 [ 61.358533][ T5221] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 61.368660][ T5221] RIP: 0010:generic_shutdown_super+0x2ca/0x2d0 [ 61.374837][ T5221] Code: 1b 48 89 d8 48 c1 e8 03 42 80 3c 28 00 74 08 48 89 df e8 39 28 ed ff 48 8b 13 48 c7 c7 40 bd 18 8c 4c 89 e6 e8 67 68 ac 09 90 <0f> 0b 0f 1f 40 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 [ 61.394446][ T5221] RSP: 0018:ffffc90003dd7c00 EFLAGS: 00010246 [ 61.400516][ T5221] RAX: 000000000000002f RBX: ffffffff8ee52a60 RCX: 57c60329a1bae200 [ 61.408561][ T5221] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 61.416531][ T5221] RBP: 1ffff11005f060f0 R08: ffffffff8174af9c R09: 1ffff110170e519a [ 61.424491][ T5221] R10: dffffc0000000000 R11: ffffed10170e519b R12: ffff88802f830668 [ 61.432542][ T5221] R13: dffffc0000000000 R14: ffffffff8c49f1d8 R15: ffff88802f830780 [ 61.440504][ T5221] FS: 0000555571df1380(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 [ 61.449510][ T5221] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.456163][ T5221] CR2: 00007ffc668fab68 CR3: 000000002d034000 CR4: 00000000003526f0 [ 61.464130][ T5221] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 61.472095][ T5221] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 61.480070][ T5221] Call Trace: [ 61.483335][ T5221] [ 61.486267][ T5221] ? __die_body+0x5f/0xb0 [ 61.490609][ T5221] ? die+0x9e/0xc0 [ 61.494323][ T5221] ? do_trap+0x15a/0x3a0 [ 61.498595][ T5221] ? generic_shutdown_super+0x2ca/0x2d0 [ 61.504143][ T5221] ? do_error_trap+0x1dc/0x2c0 [ 61.508913][ T5221] ? generic_shutdown_super+0x2ca/0x2d0 [ 61.514499][ T5221] ? __pfx_do_error_trap+0x10/0x10 [ 61.519618][ T5221] ? report_bug+0x3e8/0x500 [ 61.524124][ T5221] ? handle_invalid_op+0x34/0x40 [ 61.529075][ T5221] ? generic_shutdown_super+0x2ca/0x2d0 [ 61.534701][ T5221] ? exc_invalid_op+0x38/0x50 [ 61.539462][ T5221] ? asm_exc_invalid_op+0x1a/0x20 [ 61.544495][ T5221] ? __wake_up_klogd+0xcc/0x110 [ 61.549347][ T5221] ? generic_shutdown_super+0x2ca/0x2d0 [ 61.554918][ T5221] kill_block_super+0x44/0x90 [ 61.559688][ T5221] deactivate_locked_super+0xc4/0x130 [ 61.565056][ T5221] cleanup_mnt+0x41f/0x4b0 [ 61.569472][ T5221] ? lockdep_hardirqs_on+0x99/0x150 [ 61.574695][ T5221] task_work_run+0x24f/0x310 [ 61.579275][ T5221] ? __pfx_task_work_run+0x10/0x10 [ 61.584975][ T5221] ? path_umount+0x284/0xf70 [ 61.589596][ T5221] ptrace_notify+0x2d2/0x380 [ 61.594184][ T5221] ? __pfx_path_umount+0x10/0x10 [ 61.599135][ T5221] ? __pfx_ptrace_notify+0x10/0x10 [ 61.604244][ T5221] ? __x64_sys_umount+0x123/0x170 [ 61.609545][ T5221] ? __pfx___x64_sys_umount+0x10/0x10 [ 61.614935][ T5221] syscall_exit_work+0xc6/0x190 [ 61.619810][ T5221] syscall_exit_to_user_mode+0x279/0x370 [ 61.625479][ T5221] do_syscall_64+0x100/0x230 [ 61.630057][ T5221] ? clear_bhb_loop+0x35/0x90 [ 61.634714][ T5221] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 61.640608][ T5221] RIP: 0033:0x7fd80f9c0447 [ 61.645018][ T5221] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 [ 61.664885][ T5221] RSP: 002b:00007ffc668fb318 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 [ 61.673401][ T5221] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fd80f9c0447 [ 61.681467][ T5221] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc668fb3d0 [ 61.689470][ T5221] RBP: 00007ffc668fb3d0 R08: 0000000000000000 R09: 0000000000000000 [ 61.697494][ T5221] R10: 00000000ffffffff R11: 0000000000000206 R12: 00007ffc668fc430 [ 61.705499][ T5221] R13: 0000555571df26c0 R14: 0000000000000001 R15: 431bde82d7b634db [ 61.713471][ T5221] [ 61.716476][ T5221] Modules linked in: [ 61.720476][ T5221] ---[ end trace 0000000000000000 ]--- [ 61.725987][ T5221] RIP: 0010:generic_shutdown_super+0x2ca/0x2d0 [ 61.732174][ T5221] Code: 1b 48 89 d8 48 c1 e8 03 42 80 3c 28 00 74 08 48 89 df e8 39 28 ed ff 48 8b 13 48 c7 c7 40 bd 18 8c 4c 89 e6 e8 67 68 ac 09 90 <0f> 0b 0f 1f 40 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 [ 61.752416][ T5221] RSP: 0018:ffffc90003dd7c00 EFLAGS: 00010246 [ 61.758517][ T5221] RAX: 000000000000002f RBX: ffffffff8ee52a60 RCX: 57c60329a1bae200 [ 61.766564][ T5221] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 61.774639][ T5221] RBP: 1ffff11005f060f0 R08: ffffffff8174af9c R09: 1ffff110170e519a [ 61.782699][ T5221] R10: dffffc0000000000 R11: ffffed10170e519b R12: ffff88802f830668 [ 61.790724][ T5221] R13: dffffc0000000000 R14: ffffffff8c49f1d8 R15: ffff88802f830780 [ 61.798743][ T5221] FS: 0000555571df1380(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 [ 61.807707][ T5221] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.814286][ T5221] CR2: 00007ffc668fab68 CR3: 000000002d034000 CR4: 00000000003526f0 [ 61.822285][ T5221] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 61.830290][ T5221] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 61.838292][ T5221] Kernel panic - not syncing: Fatal exception [ 61.844633][ T5221] Kernel Offset: disabled [ 61.848945][ T5221] Rebooting in 86400 seconds..