./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1189045532 <...> Warning: Permanently added '10.128.1.120' (ED25519) to the list of known hosts. execve("./syz-executor1189045532", ["./syz-executor1189045532"], 0x7ffda83cafb0 /* 10 vars */) = 0 brk(NULL) = 0x55558ee34000 brk(0x55558ee34d00) = 0x55558ee34d00 arch_prctl(ARCH_SET_FS, 0x55558ee34380) = 0 set_tid_address(0x55558ee34650) = 5079 set_robust_list(0x55558ee34660, 24) = 0 rseq(0x55558ee34ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1189045532", 4096) = 28 getrandom("\x8a\xf7\x97\x1e\xa3\xb9\x9c\xd3", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55558ee34d00 brk(0x55558ee55d00) = 0x55558ee55d00 brk(0x55558ee56000) = 0x55558ee56000 mprotect(0x7faf13c1a000, 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) = 0x7faf0b600000 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"..., 16777216) = 16777216 munmap(0x7faf0b600000, 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 mount("/dev/loop0", "./file0", "jfs", MS_POSIXACL, "quota,iocharset=cp1250,nodiscard,gid=0x000000000000ee00,noquota,errors=continue,errors=remount-ro,") = 0 openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 chdir("./file0") = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [ 70.417670][ T5079] loop0: detected capacity change from 0 to 32768 [ 70.451162][ T5079] ------------[ cut here ]------------ [ 70.456999][ T5079] UBSAN: shift-out-of-bounds in fs/jfs/jfs_dmap.c:2639:11 [ 70.464378][ T5079] shift exponent 121 is too large for 32-bit type 'int' [ 70.471658][ T5079] CPU: 0 PID: 5079 Comm: syz-executor118 Not tainted 6.9.0-rc1-next-20240328-syzkaller #0 [ 70.482195][ T5079] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 70.492871][ T5079] Call Trace: [ 70.496940][ T5079] [ 70.499960][ T5079] dump_stack_lvl+0x241/0x360 [ 70.505128][ T5079] ? __pfx_dump_stack_lvl+0x10/0x10 [ 70.511781][ T5079] ? __pfx__printk+0x10/0x10 [ 70.517259][ T5079] __ubsan_handle_shift_out_of_bounds+0x3c8/0x420 [ 70.523960][ T5079] ? trace_kmem_cache_alloc+0x1f/0xc0 [ 70.529615][ T5079] dbSplit+0x21a/0x220 [ 70.534738][ T5079] dbAllocBits+0x4e5/0x9a0 [ 70.539164][ T5079] dbAllocDmapLev+0x250/0x4a0 [ 70.543908][ T5079] ? __pfx_dbAllocDmapLev+0x10/0x10 [ 70.549242][ T5079] dbAllocCtl+0x113/0x920 [ 70.554006][ T5079] dbAllocAG+0x28f/0x10b0 [ 70.558788][ T5079] ? __down_write_common+0x162/0x200 [ 70.564440][ T5079] ? __pfx_dbAllocAG+0x10/0x10 [ 70.569312][ T5079] dbAlloc+0x658/0xca0 [ 70.573641][ T5079] ? __pfx_dbAlloc+0x10/0x10 [ 70.578601][ T5079] ? __kasan_kmalloc+0x98/0xb0 [ 70.583378][ T5079] ? dtInsert+0x885/0x6b00 [ 70.587822][ T5079] ? kmalloc_trace_noprof+0x19c/0x2b0 [ 70.593813][ T5079] dtInsert+0xda7/0x6b00 [ 70.598109][ T5079] ? __pfx_dtInsert+0x10/0x10 [ 70.602869][ T5079] ? __pfx_lock_acquire+0x10/0x10 [ 70.608156][ T5079] ? txLock+0x2b5/0x21a0 [ 70.612500][ T5079] ? __pfx_lock_release+0x10/0x10 [ 70.617699][ T5079] ? do_raw_spin_lock+0x14f/0x370 [ 70.622743][ T5079] ? do_raw_spin_unlock+0x13c/0x8b0 [ 70.627949][ T5079] ? dtSearch+0x1d59/0x2520 [ 70.632695][ T5079] ? kfree+0x149/0x350 [ 70.636922][ T5079] jfs_create+0x7ba/0xb90 [ 70.641542][ T5079] ? __pfx_jfs_create+0x10/0x10 [ 70.646497][ T5079] ? __pfx_jfs_lookup+0x10/0x10 [ 70.651439][ T5079] ? make_vfsuid+0x46/0x90 [ 70.656024][ T5079] ? inode_permission+0xff/0x460 [ 70.660979][ T5079] ? security_path_mknod+0x10a/0x150 [ 70.666719][ T5079] ? bpf_lsm_inode_create+0x9/0x10 [ 70.672117][ T5079] ? security_inode_create+0xc2/0x110 [ 70.677532][ T5079] ? __pfx_jfs_create+0x10/0x10 [ 70.682652][ T5079] path_openat+0x1425/0x3240 [ 70.687549][ T5079] ? __pfx_path_openat+0x10/0x10 [ 70.692691][ T5079] do_filp_open+0x235/0x490 [ 70.698208][ T5079] ? __pfx_do_filp_open+0x10/0x10 [ 70.703454][ T5079] ? _raw_spin_unlock+0x28/0x50 [ 70.708439][ T5079] ? alloc_fd+0x59d/0x640 [ 70.712783][ T5079] do_sys_openat2+0x13e/0x1d0 [ 70.717637][ T5079] ? __pfx_do_sys_openat2+0x10/0x10 [ 70.723162][ T5079] ? lockdep_hardirqs_on+0x99/0x150 [ 70.728453][ T5079] ? _raw_spin_unlock_irq+0x2e/0x50 [ 70.733718][ T5079] ? ptrace_notify+0x279/0x380 [ 70.738764][ T5079] __x64_sys_open+0x225/0x270 [ 70.743620][ T5079] ? __pfx___x64_sys_open+0x10/0x10 [ 70.749443][ T5079] ? do_syscall_64+0x10a/0x240 [ 70.754745][ T5079] do_syscall_64+0xfb/0x240 [ 70.759266][ T5079] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 70.766200][ T5079] RIP: 0033:0x7faf13ba19b9 [ 70.770857][ T5079] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 00 00 90 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 [ 70.792344][ T5079] RSP: 002b:00007fff9504bea8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 70.802089][ T5079] RAX: ffffffffffffffda RBX: 00007fff9504c088 RCX: 00007faf13ba19b9 [ 70.810210][ T5079] RDX: 0000000000000000 RSI: 0000000000000040 RDI: 0000000020000400 [ 70.818453][ T5079] RBP: 00007faf13c1a610 R08: 00000000000060cc R09: 0000000000000000 [ 70.826953][ T5079] R10: 00007fff9504bd70 R11: 0000000000000246 R12: 0000000000000001 [ 70.835096][ T5079] R13: 00007fff9504c078 R14: 0000000000000001 R15: 0000000000000001 [ 70.843345][ T5079] [ 70.847551][ T5079] ---[ end trace ]--- [ 70.852302][ T5079] Kernel panic - not syncing: UBSAN: panic_on_warn set ... [ 70.859623][ T5079] CPU: 0 PID: 5079 Comm: syz-executor118 Not tainted 6.9.0-rc1-next-20240328-syzkaller #0 [ 70.869874][ T5079] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 70.880192][ T5079] Call Trace: [ 70.883822][ T5079] [ 70.886748][ T5079] dump_stack_lvl+0x241/0x360 [ 70.891522][ T5079] ? __pfx_dump_stack_lvl+0x10/0x10 [ 70.897073][ T5079] ? __pfx__printk+0x10/0x10 [ 70.901752][ T5079] ? vprintk_emit+0x631/0x770 [ 70.906724][ T5079] ? vscnprintf+0x5d/0x90 [ 70.911154][ T5079] panic+0x349/0x860 [ 70.915954][ T5079] ? check_panic_on_warn+0x21/0xb0 [ 70.921479][ T5079] ? __pfx_panic+0x10/0x10 [ 70.926473][ T5079] ? _printk+0xd5/0x120 [ 70.930656][ T5079] ? __pfx__printk+0x10/0x10 [ 70.935387][ T5079] check_panic_on_warn+0x86/0xb0 [ 70.940608][ T5079] __ubsan_handle_shift_out_of_bounds+0x3e7/0x420 [ 70.947227][ T5079] ? trace_kmem_cache_alloc+0x1f/0xc0 [ 70.953051][ T5079] dbSplit+0x21a/0x220 [ 70.957479][ T5079] dbAllocBits+0x4e5/0x9a0 [ 70.962089][ T5079] dbAllocDmapLev+0x250/0x4a0 [ 70.966967][ T5079] ? __pfx_dbAllocDmapLev+0x10/0x10 [ 70.972346][ T5079] dbAllocCtl+0x113/0x920 [ 70.977028][ T5079] dbAllocAG+0x28f/0x10b0 [ 70.981374][ T5079] ? __down_write_common+0x162/0x200 [ 70.986664][ T5079] ? __pfx_dbAllocAG+0x10/0x10 [ 70.991779][ T5079] dbAlloc+0x658/0xca0 [ 70.995943][ T5079] ? __pfx_dbAlloc+0x10/0x10 [ 71.000711][ T5079] ? __kasan_kmalloc+0x98/0xb0 [ 71.005739][ T5079] ? dtInsert+0x885/0x6b00 [ 71.010276][ T5079] ? kmalloc_trace_noprof+0x19c/0x2b0 [ 71.016087][ T5079] dtInsert+0xda7/0x6b00 [ 71.020636][ T5079] ? __pfx_dtInsert+0x10/0x10 [ 71.025408][ T5079] ? __pfx_lock_acquire+0x10/0x10 [ 71.030715][ T5079] ? txLock+0x2b5/0x21a0 [ 71.035575][ T5079] ? __pfx_lock_release+0x10/0x10 [ 71.040776][ T5079] ? do_raw_spin_lock+0x14f/0x370 [ 71.045904][ T5079] ? do_raw_spin_unlock+0x13c/0x8b0 [ 71.051398][ T5079] ? dtSearch+0x1d59/0x2520 [ 71.055970][ T5079] ? kfree+0x149/0x350 [ 71.060439][ T5079] jfs_create+0x7ba/0xb90 [ 71.064897][ T5079] ? __pfx_jfs_create+0x10/0x10 [ 71.070571][ T5079] ? __pfx_jfs_lookup+0x10/0x10 [ 71.075703][ T5079] ? make_vfsuid+0x46/0x90 [ 71.080185][ T5079] ? inode_permission+0xff/0x460 [ 71.085300][ T5079] ? security_path_mknod+0x10a/0x150 [ 71.090871][ T5079] ? bpf_lsm_inode_create+0x9/0x10 [ 71.097351][ T5079] ? security_inode_create+0xc2/0x110 [ 71.103067][ T5079] ? __pfx_jfs_create+0x10/0x10 [ 71.108241][ T5079] path_openat+0x1425/0x3240 [ 71.113160][ T5079] ? __pfx_path_openat+0x10/0x10 [ 71.118616][ T5079] do_filp_open+0x235/0x490 [ 71.123426][ T5079] ? __pfx_do_filp_open+0x10/0x10 [ 71.128693][ T5079] ? _raw_spin_unlock+0x28/0x50 [ 71.133825][ T5079] ? alloc_fd+0x59d/0x640 [ 71.138204][ T5079] do_sys_openat2+0x13e/0x1d0 [ 71.143060][ T5079] ? __pfx_do_sys_openat2+0x10/0x10 [ 71.148456][ T5079] ? lockdep_hardirqs_on+0x99/0x150 [ 71.153785][ T5079] ? _raw_spin_unlock_irq+0x2e/0x50 [ 71.159289][ T5079] ? ptrace_notify+0x279/0x380 [ 71.164363][ T5079] __x64_sys_open+0x225/0x270 [ 71.169097][ T5079] ? __pfx___x64_sys_open+0x10/0x10 [ 71.174689][ T5079] ? do_syscall_64+0x10a/0x240 [ 71.179636][ T5079] do_syscall_64+0xfb/0x240 [ 71.184183][ T5079] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 71.190946][ T5079] RIP: 0033:0x7faf13ba19b9 [ 71.195469][ T5079] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 00 00 90 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 [ 71.215643][ T5079] RSP: 002b:00007fff9504bea8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 71.224519][ T5079] RAX: ffffffffffffffda RBX: 00007fff9504c088 RCX: 00007faf13ba19b9 [ 71.232777][ T5079] RDX: 0000000000000000 RSI: 0000000000000040 RDI: 0000000020000400 [ 71.241121][ T5079] RBP: 00007faf13c1a610 R08: 00000000000060cc R09: 0000000000000000 [ 71.249411][ T5079] R10: 00007fff9504bd70 R11: 0000000000000246 R12: 0000000000000001 [ 71.257530][ T5079] R13: 00007fff9504c078 R14: 0000000000000001 R15: 0000000000000001 [ 71.265721][ T5079] [ 71.269260][ T5079] Kernel Offset: disabled [ 71.273866][ T5079] Rebooting in 86400 seconds..