program:
r0 = memfd_create(&(0x7f0000000000)='syzkaller\x00', 0x0)
ftruncate(r0, 0x10000)
pwrite64(r0, &(0x7f0000001000)='\b\x00\x00\x00\n\x00\x00\x00\v\x00\x00\x00\f\x00\x00\x00\x00\x00', 0x12, 0x2008)
pwrite64(r0, &(0x7f0000001020)="8000000080000000010000000010000000040000", 0x14, 0x2024)
pwrite64(r0, &(0x7f0000001060)="000800000000000000000000000400002000000002", 0x15, 0x2068)
pwrite64(r0, &(0x7f00000010e0)="5419010054190100541901005419010054", 0x11, 0x2554)
r1 = syz_open_dev$loop(&(0x7f0000002000), 0x0, 0x2)
ioctl$LOOP_SET_FD(r1, 0x4c00, r0)
close(r1)
mkdirat(0xffffffffffffff9c, &(0x7f0000003000)='./mnt\x00', 0x1ff)
mount(&(0x7f0000000040)=@loop={'/dev/loop', 0x0}, &(0x7f0000003000)='./mnt\x00', &(0x7f0000004000)='ufs\x00', 0x0, &(0x7f0000005000)='ufstype=sun\x00')
[ 94.564153][ T5327] loop0: detected capacity change from 0 to 128
[ 94.572921][ T4652] Bluetooth: hci0: command tx timeout
[ 94.670180][ T5327] ufs: ufs_fill_super(): fs needs fsck
[ 94.672993][ T5327] ------------[ cut here ]------------
[ 94.675466][ T5327] UBSAN: shift-out-of-bounds in fs/ufs/super.c:1177:18
[ 94.679276][ T5327] shift exponent 4294967294 is too large for 32-bit type 'int'
[ 94.682541][ T5327] CPU: 0 UID: 0 PID: 5327 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 94.682559][ T5327] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 94.682567][ T5327] Call Trace:
[ 94.682572][ T5327]
[ 94.682578][ T5327] dump_stack_lvl+0xe8/0x150
[ 94.682644][ T5327] ubsan_epilogue+0xa/0x30
[ 94.682654][ T5327] __ubsan_handle_shift_out_of_bounds+0x36d/0x400
[ 94.682700][ T5327] ufs_fill_super+0x5f8d/0x67e0
[ 94.682721][ T5327] ? setup_bdev_super+0x4c1/0x5b0
[ 94.682748][ T5327] get_tree_bdev_flags+0x430/0x4f0
[ 94.682765][ T5327] ? __pfx_ufs_fill_super+0x10/0x10
[ 94.682777][ T5327] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 94.682799][ T5327] vfs_get_tree+0x92/0x2a0
[ 94.682818][ T5327] do_new_mount+0x319/0xdc0
[ 94.682830][ T5327] ? __pfx_do_new_mount+0x10/0x10
[ 94.682839][ T5327] ? ns_capable+0x89/0xe0
[ 94.682854][ T5327] ? path_mount+0x647/0x1040
[ 94.682863][ T5327] ? user_path_at+0xd4/0x160
[ 94.682874][ T5327] __se_sys_mount+0x31d/0x420
[ 94.682885][ T5327] ? __pfx___se_sys_mount+0x10/0x10
[ 94.682896][ T5327] ? __x64_sys_mount+0x20/0xc0
[ 94.682904][ T5327] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 94.682912][ T5327] do_syscall_64+0x174/0x580
[ 94.682951][ T5327] ? trace_irq_disable+0x3b/0x140
[ 94.682963][ T5327] ? clear_bhb_loop+0x40/0x90
[ 94.682978][ T5327] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 94.682988][ T5327] RIP: 0033:0x7fad6cf9e019
[ 94.683000][ T5327] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
[ 94.683009][ T5327] RSP: 002b:00007fad6dde5fe8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 94.683023][ T5327] RAX: ffffffffffffffda RBX: 00007fad6d225fa0 RCX: 00007fad6cf9e019
[ 94.683032][ T5327] RDX: 0000200000004000 RSI: 0000200000003000 RDI: 0000200000000040
[ 94.683039][ T5327] RBP: 00007fad6d03500c R08: 0000200000005000 R09: 0000000000000000
[ 94.683044][ T5327] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 94.683049][ T5327] R13: 00007fad6d226038 R14: 00007fad6d225fa0 R15: 00007ffd800d9b48
[ 94.683062][ T5327]
[ 94.781723][ T5327] ---[ end trace ]---
[ 94.784101][ T5327] Kernel panic - not syncing: UBSAN: panic_on_warn set ...
[ 94.787849][ T5327] CPU: 0 UID: 0 PID: 5327 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 94.792481][ T5327] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 94.797749][ T5327] Call Trace:
[ 94.799348][ T5327]
[ 94.800629][ T5327] vpanic+0x56c/0xa60
[ 94.802239][ T5327] ? __pfx_vpanic+0x10/0x10
[ 94.803973][ T5327] ? irqentry_exit+0x218/0x8f0
[ 94.805936][ T5327] panic+0xc5/0xd0
[ 94.807488][ T5327] ? __pfx_panic+0x10/0x10
[ 94.809261][ T5327] ? __pfx__printk+0x10/0x10
[ 94.811202][ T5327] check_panic_on_warn+0x89/0xb0
[ 94.813480][ T5327] __ubsan_handle_shift_out_of_bounds+0x36d/0x400
[ 94.816194][ T5327] ufs_fill_super+0x5f8d/0x67e0
[ 94.818310][ T5327] ? setup_bdev_super+0x4c1/0x5b0
[ 94.820419][ T5327] get_tree_bdev_flags+0x430/0x4f0
[ 94.822559][ T5327] ? __pfx_ufs_fill_super+0x10/0x10
[ 94.824681][ T5327] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 94.827058][ T5327] vfs_get_tree+0x92/0x2a0
[ 94.828929][ T5327] do_new_mount+0x319/0xdc0
[ 94.830970][ T5327] ? __pfx_do_new_mount+0x10/0x10
[ 94.833157][ T5327] ? ns_capable+0x89/0xe0
[ 94.834878][ T5327] ? path_mount+0x647/0x1040
[ 94.836861][ T5327] ? user_path_at+0xd4/0x160
[ 94.838882][ T5327] __se_sys_mount+0x31d/0x420
[ 94.840964][ T5327] ? __pfx___se_sys_mount+0x10/0x10
[ 94.843240][ T5327] ? __x64_sys_mount+0x20/0xc0
[ 94.845278][ T5327] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 94.847887][ T5327] do_syscall_64+0x174/0x580
[ 94.849962][ T5327] ? trace_irq_disable+0x3b/0x140
[ 94.852142][ T5327] ? clear_bhb_loop+0x40/0x90
[ 94.854198][ T5327] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 94.856538][ T5327] RIP: 0033:0x7fad6cf9e019
[ 94.858413][ T5327] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
[ 94.865768][ T5327] RSP: 002b:00007fad6dde5fe8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 94.868996][ T5327] RAX: ffffffffffffffda RBX: 00007fad6d225fa0 RCX: 00007fad6cf9e019
[ 94.872335][ T5327] RDX: 0000200000004000 RSI: 0000200000003000 RDI: 0000200000000040
[ 94.875416][ T5327] RBP: 00007fad6d03500c R08: 0000200000005000 R09: 0000000000000000
[ 94.878491][ T5327] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 94.881368][ T5327] R13: 00007fad6d226038 R14: 00007fad6d225fa0 R15: 00007ffd800d9b48
[ 94.884359][ T5327]
[ 94.885979][ T5327] Kernel Offset: disabled
[ 94.887750][ T5327] Rebooting in 86400 seconds..