loop2: detected capacity change from 0 to 32768 ================================================================================ UBSAN: shift-out-of-bounds in fs/jfs/jfs_imap.c:1357:9 shift exponent 5630103 is too large for 64-bit type 'u64' (aka 'unsigned long long') CPU: 1 PID: 13365 Comm: syz-executor.2 Not tainted 6.1.0-rc4-syzkaller-00362-gfef7fd48922d #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1b1/0x28e lib/dump_stack.c:106 ubsan_epilogue lib/ubsan.c:151 [inline] __ubsan_handle_shift_out_of_bounds+0x33d/0x3b0 lib/ubsan.c:322 diAlloc+0x141a/0x1700 fs/jfs/jfs_imap.c:1357 ialloc+0x8c/0xa80 fs/jfs/jfs_inode.c:56 jfs_create+0x13a/0xb10 fs/jfs/namei.c:92 vfs_create+0x302/0x490 fs/namei.c:3115 do_mknodat+0x412/0x6b0 fs/namei.c:3964 __do_sys_mknod fs/namei.c:3997 [inline] __se_sys_mknod fs/namei.c:3995 [inline] __x64_sys_mknod+0x8a/0xa0 fs/namei.c:3995 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f88f328b639 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 RSP: 002b:00007f88f25ff168 EFLAGS: 00000246 ORIG_RAX: 0000000000000085 RAX: ffffffffffffffda RBX: 00007f88f33abf80 RCX: 00007f88f328b639 RDX: 0000000000000705 RSI: 0000000000000000 RDI: 0000000020004f80 RBP: 00007f88f32e6a41 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffecae2a8bf R14: 00007f88f25ff300 R15: 0000000000022000 ================================================================================