Warning: Permanently added '10.128.1.64' (ED25519) to the list of known hosts. executing program syzkaller login: [ 60.312631][ T4161] loop0: detected capacity change from 0 to 8192 [ 60.395197][ T4161] REISERFS (device loop0): found reiserfs format "3.6" with non-standard journal [ 60.404803][ T4161] REISERFS (device loop0): using ordered data mode [ 60.411322][ T4161] reiserfs: using flush barriers [ 60.418251][ T4161] REISERFS (device loop0): journal params: device loop0, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 [ 60.435174][ T4161] REISERFS (device loop0): checking transaction log (loop0) [ 60.487470][ T4161] REISERFS (device loop0): Using tea hash to sort names [ 60.495515][ T4161] REISERFS (device loop0): Created .reiserfs_priv - reserved for xattr storage. [ 60.512056][ T4161] ------------[ cut here ]------------ [ 60.517815][ T4161] kernel BUG at fs/reiserfs/journal.c:505! [ 60.523716][ T4161] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 60.529789][ T4161] CPU: 0 PID: 4161 Comm: syz-executor255 Not tainted 5.15.176-syzkaller #0 [ 60.538362][ T4161] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 60.548405][ T4161] RIP: 0010:reiserfs_in_journal+0xab6/0xac0 [ 60.554304][ T4161] Code: f6 ff ff 48 8b 4c 24 30 80 e1 07 80 c1 03 38 c1 0f 8c 73 fe ff ff 48 8b 7c 24 30 e8 14 af b8 ff e9 64 fe ff ff e8 7a c6 6e ff <0f> 0b 0f 1f 84 00 00 00 00 00 55 41 57 41 56 41 55 41 54 53 50 49 [ 60.573980][ T4161] RSP: 0018:ffffc900010dee60 EFLAGS: 00010293 [ 60.580051][ T4161] RAX: ffffffff8211be66 RBX: ffffc90002e41048 RCX: ffff888028f53b80 [ 60.588008][ T4161] RDX: 0000000000000000 RSI: 0000000000000213 RDI: 0000000000000213 [ 60.595961][ T4161] RBP: ffffc90002e41050 R08: ffffffff8211b682 R09: 0000000000000000 [ 60.603918][ T4161] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000213 [ 60.611872][ T4161] R13: ffff888076a54000 R14: 1ffff1100ed4a8cf R15: dffffc0000000000 [ 60.619828][ T4161] FS: 000055557c7b4380(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 [ 60.628742][ T4161] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.635320][ T4161] CR2: 0000000020004000 CR3: 000000002af5e000 CR4: 00000000003506f0 [ 60.643276][ T4161] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 60.651231][ T4161] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 60.659187][ T4161] Call Trace: [ 60.662452][ T4161] [ 60.665369][ T4161] ? __die_body+0x5e/0xa0 [ 60.669686][ T4161] ? die+0x83/0xb0 [ 60.673392][ T4161] ? do_trap+0x11e/0x350 [ 60.677622][ T4161] ? reiserfs_in_journal+0xab6/0xac0 [ 60.682917][ T4161] ? reiserfs_in_journal+0xab6/0xac0 [ 60.688202][ T4161] ? do_error_trap+0x13d/0x1e0 [ 60.692972][ T4161] ? reiserfs_in_journal+0xab6/0xac0 [ 60.698246][ T4161] ? do_int3+0x30/0x30 [ 60.702304][ T4161] ? rcu_is_watching+0x11/0xa0 [ 60.707052][ T4161] ? handle_invalid_op+0x2c/0x40 [ 60.711974][ T4161] ? reiserfs_in_journal+0xab6/0xac0 [ 60.717541][ T4161] ? exc_invalid_op+0x2f/0x40 [ 60.722234][ T4161] ? asm_exc_invalid_op+0x16/0x20 [ 60.727259][ T4161] ? reiserfs_in_journal+0x2d2/0xac0 [ 60.732527][ T4161] ? reiserfs_in_journal+0xab6/0xac0 [ 60.737802][ T4161] ? reiserfs_in_journal+0xab6/0xac0 [ 60.743162][ T4161] scan_bitmap_block+0x2ec/0x1060 [ 60.748181][ T4161] ? oid_groups+0x500/0x500 [ 60.752680][ T4161] ? mutex_lock_nested+0x17/0x20 [ 60.757599][ T4161] reiserfs_allocate_blocknrs+0x2dd9/0x5070 [ 60.763486][ T4161] ? search_by_key+0x4730/0x4730 [ 60.768409][ T4161] ? show_alloc_options+0xc00/0xc00 [ 60.773589][ T4161] ? journal_begin+0x1ef/0x350 [ 60.778342][ T4161] ? copy_item_head+0x1e/0x30 [ 60.783022][ T4161] reiserfs_get_block+0x32b4/0x5390 [ 60.788227][ T4161] ? make_le_item_head+0x5c0/0x5c0 [ 60.793318][ T4161] ? __kasan_slab_alloc+0xa5/0xc0 [ 60.798322][ T4161] ? __kasan_slab_alloc+0x8e/0xc0 [ 60.803339][ T4161] ? slab_post_alloc_hook+0x53/0x380 [ 60.808626][ T4161] ? kmem_cache_alloc+0xf3/0x280 [ 60.813568][ T4161] ? alloc_buffer_head+0x20/0xf0 [ 60.818495][ T4161] ? alloc_page_buffers+0x3a3/0x660 [ 60.823675][ T4161] ? create_empty_buffers+0x3a/0x6d0 [ 60.828943][ T4161] ? create_page_buffers+0x1d4/0x330 [ 60.834217][ T4161] ? __block_write_begin_int+0x24c/0x1650 [ 60.839920][ T4161] ? reiserfs_write_begin+0x346/0x810 [ 60.845274][ T4161] ? generic_perform_write+0x2bf/0x5b0 [ 60.850715][ T4161] ? __generic_file_write_iter+0x243/0x4f0 [ 60.856508][ T4161] ? generic_file_write_iter+0xa7/0x1b0 [ 60.862048][ T4161] ? vfs_write+0xacd/0xe50 [ 60.866468][ T4161] ? ksys_write+0x1a2/0x2c0 [ 60.870953][ T4161] ? do_syscall_64+0x3b/0xb0 [ 60.875527][ T4161] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 60.881585][ T4161] ? mark_lock+0x98/0x340 [ 60.885899][ T4161] ? __lock_acquire+0x1295/0x1ff0 [ 60.890947][ T4161] ? __lock_acquire+0x1ff0/0x1ff0 [ 60.895974][ T4161] ? alloc_buffer_head+0xd3/0xf0 [ 60.900900][ T4161] ? alloc_page_buffers+0x54a/0x660 [ 60.906086][ T4161] ? do_raw_spin_unlock+0x137/0x8b0 [ 60.911273][ T4161] ? create_empty_buffers+0x5c0/0x6d0 [ 60.916654][ T4161] ? create_page_buffers+0x24b/0x330 [ 60.921937][ T4161] __block_write_begin_int+0x60b/0x1650 [ 60.927508][ T4161] ? make_le_item_head+0x5c0/0x5c0 [ 60.932708][ T4161] ? page_zero_new_buffers+0x510/0x510 [ 60.938178][ T4161] ? fault_in_readable+0x1d5/0x2e0 [ 60.943276][ T4161] ? fix_tail_page_for_writing+0x97/0x220 [ 60.949115][ T4161] reiserfs_write_begin+0x346/0x810 [ 60.954305][ T4161] generic_perform_write+0x2bf/0x5b0 [ 60.959582][ T4161] ? grab_cache_page_write_begin+0x90/0x90 [ 60.965376][ T4161] ? file_remove_privs+0x610/0x610 [ 60.970472][ T4161] ? rwsem_write_trylock+0x166/0x210 [ 60.975744][ T4161] __generic_file_write_iter+0x243/0x4f0 [ 60.981395][ T4161] generic_file_write_iter+0xa7/0x1b0 [ 60.986753][ T4161] vfs_write+0xacd/0xe50 [ 60.991020][ T4161] ? file_end_write+0x250/0x250 [ 60.995860][ T4161] ? read_lock_is_recursive+0x10/0x10 [ 61.001231][ T4161] ? __fdget_pos+0x2d2/0x380 [ 61.005821][ T4161] ksys_write+0x1a2/0x2c0 [ 61.010139][ T4161] ? print_irqtrace_events+0x210/0x210 [ 61.015605][ T4161] ? __ia32_sys_read+0x80/0x80 [ 61.020354][ T4161] ? syscall_enter_from_user_mode+0x2e/0x240 [ 61.026341][ T4161] ? lockdep_hardirqs_on+0x94/0x130 [ 61.031529][ T4161] ? syscall_enter_from_user_mode+0x2e/0x240 [ 61.037497][ T4161] do_syscall_64+0x3b/0xb0 [ 61.041903][ T4161] ? clear_bhb_loop+0x15/0x70 [ 61.046563][ T4161] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 61.052463][ T4161] RIP: 0033:0x7f3c1fc416b9 [ 61.056951][ T4161] 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 [ 61.076555][ T4161] RSP: 002b:00007ffff6aa95f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 61.084959][ T4161] RAX: ffffffffffffffda RBX: 00007ffff6aa97c8 RCX: 00007f3c1fc416b9 [ 61.092942][ T4161] RDX: 000000000000ffe6 RSI: 0000000020000040 RDI: 0000000000000004 [ 61.100912][ T4161] RBP: 00007f3c1fcb5610 R08: 0000000000000000 R09: 00007ffff6aa97c8 [ 61.108866][ T4161] R10: 00000000000010ea R11: 0000000000000246 R12: 0000000000000001 [ 61.116848][ T4161] R13: 00007ffff6aa97b8 R14: 0000000000000001 R15: 0000000000000001 [ 61.124811][ T4161] [ 61.127812][ T4161] Modules linked in: [ 61.132081][ T4161] ---[ end trace d31aa512600faadb ]--- [ 61.137566][ T4161] RIP: 0010:reiserfs_in_journal+0xab6/0xac0 [ 61.143521][ T4161] Code: f6 ff ff 48 8b 4c 24 30 80 e1 07 80 c1 03 38 c1 0f 8c 73 fe ff ff 48 8b 7c 24 30 e8 14 af b8 ff e9 64 fe ff ff e8 7a c6 6e ff <0f> 0b 0f 1f 84 00 00 00 00 00 55 41 57 41 56 41 55 41 54 53 50 49 [ 61.163227][ T4161] RSP: 0018:ffffc900010dee60 EFLAGS: 00010293 [ 61.169303][ T4161] RAX: ffffffff8211be66 RBX: ffffc90002e41048 RCX: ffff888028f53b80 [ 61.177298][ T4161] RDX: 0000000000000000 RSI: 0000000000000213 RDI: 0000000000000213 [ 61.185294][ T4161] RBP: ffffc90002e41050 R08: ffffffff8211b682 R09: 0000000000000000 [ 61.193278][ T4161] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000213 [ 61.201251][ T4161] R13: ffff888076a54000 R14: 1ffff1100ed4a8cf R15: dffffc0000000000 [ 61.209238][ T4161] FS: 000055557c7b4380(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 [ 61.218208][ T4161] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.224801][ T4161] CR2: 0000000020004000 CR3: 000000002af5e000 CR4: 00000000003506f0 [ 61.232787][ T4161] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 61.240743][ T4161] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 61.248745][ T4161] Kernel panic - not syncing: Fatal exception [ 61.255122][ T4161] Kernel Offset: disabled [ 61.259443][ T4161] Rebooting in 86400 seconds..