Warning: Permanently added '10.128.10.24' (ED25519) to the list of known hosts. executing program [ 62.753973][ T4168] loop0: detected capacity change from 0 to 32768 [ 62.844172][ T4168] ================================================================================ [ 62.853927][ T4168] UBSAN: shift-out-of-bounds in fs/ocfs2/super.c:2369:4 [ 62.861176][ T4168] shift exponent 409272332 is too large for 32-bit type 'int' [ 62.868696][ T4168] CPU: 1 PID: 4168 Comm: syz-executor252 Not tainted 5.15.176-syzkaller #0 [ 62.877322][ T4168] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 62.887497][ T4168] Call Trace: [ 62.890773][ T4168] [ 62.893720][ T4168] dump_stack_lvl+0x1e3/0x2d0 [ 62.898425][ T4168] ? io_uring_drop_tctx_refs+0x1a0/0x1a0 [ 62.904140][ T4168] ? panic+0x860/0x860 [ 62.908230][ T4168] ? memset+0x1f/0x40 [ 62.912208][ T4168] ? lockdep_init_map_type+0x9d/0x8d0 [ 62.917577][ T4168] __ubsan_handle_shift_out_of_bounds+0x3bf/0x420 [ 62.924086][ T4168] ocfs2_fill_super+0x10cf/0x5890 [ 62.929108][ T4168] ? lockdep_unlock+0x166/0x300 [ 62.933950][ T4168] ? ocfs2_mount+0x40/0x40 [ 62.938388][ T4168] ? arch_stack_walk+0xf3/0x140 [ 62.943264][ T4168] ? validate_chain+0x13bd/0x5930 [ 62.948302][ T4168] ? add_chain_block+0x850/0x850 [ 62.953242][ T4168] ? lockdep_unlock+0x166/0x300 [ 62.958099][ T4168] ? reacquire_held_locks+0x660/0x660 [ 62.963469][ T4168] ? validate_chain+0x112/0x5930 [ 62.968520][ T4168] ? validate_chain+0x13bd/0x5930 [ 62.973557][ T4168] ? mark_lock+0x98/0x340 [ 62.977892][ T4168] ? __lock_acquire+0x1295/0x1ff0 [ 62.982924][ T4168] ? string+0x26a/0x2b0 [ 62.987080][ T4168] ? widen_string+0x3a/0x310 [ 62.991659][ T4168] ? string+0x26a/0x2b0 [ 62.995816][ T4168] ? bdev_name+0x297/0x3a0 [ 63.000241][ T4168] ? pointer+0x6a5/0xc40 [ 63.004500][ T4168] ? print_unlock_imbalance_bug+0x2b0/0x2b0 [ 63.010394][ T4168] ? string+0x2b0/0x2b0 [ 63.014548][ T4168] ? vsnprintf+0x1c70/0x1c70 [ 63.019162][ T4168] ? ptr_to_hashval+0x60/0x60 [ 63.023851][ T4168] ? snprintf+0xd6/0x120 [ 63.028103][ T4168] ? vscnprintf+0x80/0x80 [ 63.032432][ T4168] ? set_blocksize+0x1ec/0x370 [ 63.037214][ T4168] mount_bdev+0x2c9/0x3f0 [ 63.041550][ T4168] ? ocfs2_mount+0x40/0x40 [ 63.045961][ T4168] legacy_get_tree+0xeb/0x180 [ 63.050630][ T4168] ? trace_raw_output_ocfs2_buffer_cached_end+0xe0/0xe0 [ 63.057598][ T4168] vfs_get_tree+0x88/0x270 [ 63.062011][ T4168] do_new_mount+0x2ba/0xb40 [ 63.066515][ T4168] ? do_move_mount_old+0x160/0x160 [ 63.071617][ T4168] ? user_path_at_empty+0x12b/0x180 [ 63.076838][ T4168] __se_sys_mount+0x2d5/0x3c0 [ 63.081519][ T4168] ? __x64_sys_mount+0xc0/0xc0 [ 63.086301][ T4168] ? syscall_enter_from_user_mode+0x2e/0x240 [ 63.092310][ T4168] ? lockdep_hardirqs_on+0x94/0x130 [ 63.097510][ T4168] ? __x64_sys_mount+0x1c/0xc0 [ 63.102275][ T4168] do_syscall_64+0x3b/0xb0 [ 63.106691][ T4168] ? clear_bhb_loop+0x15/0x70 [ 63.111364][ T4168] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 63.117344][ T4168] RIP: 0033:0x7f3faf0f1c3a [ 63.121752][ T4168] 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 [ 63.141359][ T4168] RSP: 002b:00007ffdafd37208 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 63.149787][ T4168] RAX: ffffffffffffffda RBX: 00007ffdafd37220 RCX: 00007f3faf0f1c3a [ 63.157886][ T4168] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007ffdafd37220 [ 63.165864][ T4168] RBP: 0000000000000004 R08: 00007ffdafd37260 R09: 0000000000004468 [ 63.173859][ T4168] R10: 0000000002800400 R11: 0000000000000282 R12: 0000000002800400 [ 63.182133][ T4168] R13: 00007ffdafd37260 R14: 0000000000000003 R15: 0000000001000000 [ 63.190114][ T4168] [ 63.193660][ T4168] ================================================================================ [ 63.203165][ T4168] Kernel panic - not syncing: UBSAN: panic_on_warn set ... [ 63.210355][ T4168] CPU: 1 PID: 4168 Comm: syz-executor252 Not tainted 5.15.176-syzkaller #0 [ 63.218947][ T4168] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 63.228992][ T4168] Call Trace: [ 63.232264][ T4168] [ 63.235184][ T4168] dump_stack_lvl+0x1e3/0x2d0 [ 63.239957][ T4168] ? io_uring_drop_tctx_refs+0x1a0/0x1a0 [ 63.245645][ T4168] ? panic+0x860/0x860 [ 63.249737][ T4168] panic+0x318/0x860 [ 63.253855][ T4168] ? check_panic_on_warn+0x1d/0xa0 [ 63.258970][ T4168] ? fb_is_primary_device+0xd0/0xd0 [ 63.264160][ T4168] ? dump_stack_lvl+0x24f/0x2d0 [ 63.269037][ T4168] ? memset+0x1f/0x40 [ 63.273027][ T4168] check_panic_on_warn+0x7e/0xa0 [ 63.277958][ T4168] __ubsan_handle_shift_out_of_bounds+0x3de/0x420 [ 63.284373][ T4168] ocfs2_fill_super+0x10cf/0x5890 [ 63.289393][ T4168] ? lockdep_unlock+0x166/0x300 [ 63.294231][ T4168] ? ocfs2_mount+0x40/0x40 [ 63.298639][ T4168] ? arch_stack_walk+0xf3/0x140 [ 63.303490][ T4168] ? validate_chain+0x13bd/0x5930 [ 63.308511][ T4168] ? add_chain_block+0x850/0x850 [ 63.313577][ T4168] ? lockdep_unlock+0x166/0x300 [ 63.318417][ T4168] ? reacquire_held_locks+0x660/0x660 [ 63.323782][ T4168] ? validate_chain+0x112/0x5930 [ 63.328708][ T4168] ? validate_chain+0x13bd/0x5930 [ 63.333733][ T4168] ? mark_lock+0x98/0x340 [ 63.338055][ T4168] ? __lock_acquire+0x1295/0x1ff0 [ 63.343079][ T4168] ? string+0x26a/0x2b0 [ 63.347236][ T4168] ? widen_string+0x3a/0x310 [ 63.351828][ T4168] ? string+0x26a/0x2b0 [ 63.355976][ T4168] ? bdev_name+0x297/0x3a0 [ 63.360384][ T4168] ? pointer+0x6a5/0xc40 [ 63.364618][ T4168] ? print_unlock_imbalance_bug+0x2b0/0x2b0 [ 63.370622][ T4168] ? string+0x2b0/0x2b0 [ 63.374773][ T4168] ? vsnprintf+0x1c70/0x1c70 [ 63.379367][ T4168] ? ptr_to_hashval+0x60/0x60 [ 63.384040][ T4168] ? snprintf+0xd6/0x120 [ 63.388281][ T4168] ? vscnprintf+0x80/0x80 [ 63.392600][ T4168] ? set_blocksize+0x1ec/0x370 [ 63.397358][ T4168] mount_bdev+0x2c9/0x3f0 [ 63.401673][ T4168] ? ocfs2_mount+0x40/0x40 [ 63.406078][ T4168] legacy_get_tree+0xeb/0x180 [ 63.410755][ T4168] ? trace_raw_output_ocfs2_buffer_cached_end+0xe0/0xe0 [ 63.417686][ T4168] vfs_get_tree+0x88/0x270 [ 63.422137][ T4168] do_new_mount+0x2ba/0xb40 [ 63.426639][ T4168] ? do_move_mount_old+0x160/0x160 [ 63.431762][ T4168] ? user_path_at_empty+0x12b/0x180 [ 63.436955][ T4168] __se_sys_mount+0x2d5/0x3c0 [ 63.441625][ T4168] ? __x64_sys_mount+0xc0/0xc0 [ 63.446379][ T4168] ? syscall_enter_from_user_mode+0x2e/0x240 [ 63.452351][ T4168] ? lockdep_hardirqs_on+0x94/0x130 [ 63.457546][ T4168] ? __x64_sys_mount+0x1c/0xc0 [ 63.462304][ T4168] do_syscall_64+0x3b/0xb0 [ 63.466713][ T4168] ? clear_bhb_loop+0x15/0x70 [ 63.471387][ T4168] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 63.477362][ T4168] RIP: 0033:0x7f3faf0f1c3a [ 63.481791][ T4168] 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 [ 63.501396][ T4168] RSP: 002b:00007ffdafd37208 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 63.509824][ T4168] RAX: ffffffffffffffda RBX: 00007ffdafd37220 RCX: 00007f3faf0f1c3a [ 63.517823][ T4168] RDX: 0000000020000240 RSI: 0000000020000280 RDI: 00007ffdafd37220 [ 63.525797][ T4168] RBP: 0000000000000004 R08: 00007ffdafd37260 R09: 0000000000004468 [ 63.533766][ T4168] R10: 0000000002800400 R11: 0000000000000282 R12: 0000000002800400 [ 63.541729][ T4168] R13: 00007ffdafd37260 R14: 0000000000000003 R15: 0000000001000000 [ 63.549705][ T4168] [ 63.553045][ T4168] Kernel Offset: disabled [ 63.557452][ T4168] Rebooting in 86400 seconds..