Warning: Permanently added '10.128.1.48' (ED25519) to the list of known hosts. executing program syzkaller login: [ 51.720837][ T3497] loop0: detected capacity change from 0 to 8192 [ 51.730873][ T3497] REISERFS (device loop0): found reiserfs format "3.6" with non-standard journal [ 51.740524][ T3497] REISERFS (device loop0): using ordered data mode [ 51.747625][ T3497] reiserfs: using flush barriers [ 51.753718][ T3497] 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 [ 51.770101][ T3497] REISERFS (device loop0): checking transaction log (loop0) [ 51.816161][ T3497] REISERFS (device loop0): Using r5 hash to sort names [ 51.823858][ T3497] REISERFS panic (device loop0): vs-13065 update_stat_data: key [1 2 0x0 SD], found item *3.5*[1 2 0(0) DIR], item_len 80, item_location 3972, free_space(entry_count) 3 [ 51.841025][ T3497] ------------[ cut here ]------------ [ 51.846565][ T3497] kernel BUG at fs/reiserfs/prints.c:390! [ 51.852366][ T3497] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 51.858429][ T3497] CPU: 1 PID: 3497 Comm: syz-executor226 Not tainted 5.15.123-syzkaller #0 [ 51.866994][ T3497] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 51.877025][ T3497] RIP: 0010:__reiserfs_panic+0x13a/0x140 [ 51.882653][ T3497] Code: c7 c1 c0 2a 9b 8a 48 0f 44 c8 48 0f 44 d8 48 c7 c7 80 2b 9b 8a 4c 89 fe 48 89 da 4d 89 f0 49 c7 c1 e0 23 4f 91 e8 af cb 0d 08 <0f> 0b 0f 1f 40 00 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 e4 [ 51.902264][ T3497] RSP: 0018:ffffc900020cf540 EFLAGS: 00010246 [ 51.908334][ T3497] RAX: 00000000000000a6 RBX: ffffffff8a9ae040 RCX: 2bf2bba950d12900 [ 51.916474][ T3497] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 51.924448][ T3497] RBP: ffffc900020cf630 R08: ffffffff8166490c R09: fffff52000419de9 [ 51.932426][ T3497] R10: 0000000000000000 R11: dffffc0000000001 R12: ffffffff8a9ae060 [ 51.940385][ T3497] R13: ffffc900020cf560 R14: ffffffff8c168778 R15: ffff88807888c6a8 [ 51.948348][ T3497] FS: 0000555555948380(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 51.957280][ T3497] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.963852][ T3497] CR2: 00007fb7641c1000 CR3: 0000000071c9c000 CR4: 00000000003506e0 [ 51.971986][ T3497] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 51.979944][ T3497] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 51.987899][ T3497] Call Trace: [ 51.991163][ T3497] [ 51.994079][ T3497] ? __die_body+0x5e/0xa0 [ 51.998397][ T3497] ? die+0x83/0xb0 [ 52.002101][ T3497] ? do_trap+0x11e/0x350 [ 52.006347][ T3497] ? __reiserfs_panic+0x13a/0x140 [ 52.011358][ T3497] ? __reiserfs_panic+0x13a/0x140 [ 52.016374][ T3497] ? do_error_trap+0x13d/0x1e0 [ 52.021122][ T3497] ? __reiserfs_panic+0x13a/0x140 [ 52.026132][ T3497] ? do_int3+0x30/0x30 [ 52.030201][ T3497] ? rcu_is_watching+0x11/0xa0 [ 52.034946][ T3497] ? handle_invalid_op+0x2c/0x40 [ 52.039864][ T3497] ? __reiserfs_panic+0x13a/0x140 [ 52.044871][ T3497] ? exc_invalid_op+0x2f/0x40 [ 52.049531][ T3497] ? asm_exc_invalid_op+0x16/0x20 [ 52.054542][ T3497] ? __wake_up_klogd+0xcc/0x100 [ 52.059376][ T3497] ? __reiserfs_panic+0x13a/0x140 [ 52.064387][ T3497] ? reiserfs_debug+0x10/0x10 [ 52.069058][ T3497] reiserfs_update_sd_size+0xfde/0x10b0 [ 52.074592][ T3497] ? restart_transaction+0x1e0/0x1e0 [ 52.079872][ T3497] ? journal_begin+0x1ef/0x350 [ 52.084621][ T3497] reiserfs_mkdir+0x758/0x8f0 [ 52.089280][ T3497] ? __might_sleep+0xc0/0xc0 [ 52.093887][ T3497] ? reiserfs_symlink+0x720/0x720 [ 52.098895][ T3497] ? down_write+0x10e/0x170 [ 52.103381][ T3497] ? __up_read+0x690/0x690 [ 52.107781][ T3497] reiserfs_xattr_init+0x348/0x730 [ 52.112887][ T3497] reiserfs_fill_super+0x226a/0x2690 [ 52.118159][ T3497] ? reiserfs_kill_sb+0x150/0x150 [ 52.123163][ T3497] ? snprintf+0xd6/0x120 [ 52.127389][ T3497] mount_bdev+0x2c9/0x3f0 [ 52.131701][ T3497] ? reiserfs_kill_sb+0x150/0x150 [ 52.136709][ T3497] legacy_get_tree+0xeb/0x180 [ 52.141390][ T3497] ? remove_save_link+0x540/0x540 [ 52.146400][ T3497] vfs_get_tree+0x88/0x270 [ 52.150814][ T3497] do_new_mount+0x28b/0xae0 [ 52.155308][ T3497] ? do_move_mount_old+0x160/0x160 [ 52.160399][ T3497] ? user_path_at_empty+0x12b/0x180 [ 52.165580][ T3497] __se_sys_mount+0x2d5/0x3c0 [ 52.170243][ T3497] ? __x64_sys_mount+0xc0/0xc0 [ 52.174993][ T3497] ? syscall_enter_from_user_mode+0x2e/0x230 [ 52.180955][ T3497] ? lockdep_hardirqs_on+0x94/0x130 [ 52.186138][ T3497] ? __x64_sys_mount+0x1c/0xc0 [ 52.190890][ T3497] do_syscall_64+0x3d/0xb0 [ 52.195317][ T3497] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 52.201199][ T3497] RIP: 0033:0x7fb76c2008fa [ 52.205623][ T3497] 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 [ 52.225210][ T3497] RSP: 002b:00007ffd583f6b58 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 52.233605][ T3497] RAX: ffffffffffffffda RBX: 00007ffd583f6b70 RCX: 00007fb76c2008fa [ 52.241560][ T3497] RDX: 0000000020001100 RSI: 00000000200000c0 RDI: 00007ffd583f6b70 [ 52.249523][ T3497] RBP: 0000000000000004 R08: 00007ffd583f6bb0 R09: 00000000000010f1 [ 52.257474][ T3497] R10: 0000000000800008 R11: 0000000000000286 R12: 0000000000800008 [ 52.265446][ T3497] R13: 00007ffd583f6bb0 R14: 0000000000000003 R15: 0000000000400000 [ 52.273407][ T3497] [ 52.276416][ T3497] Modules linked in: [ 52.280489][ T3497] ---[ end trace a8b49b57c5e1db0d ]--- [ 52.285993][ T3497] RIP: 0010:__reiserfs_panic+0x13a/0x140 [ 52.291688][ T3497] Code: c7 c1 c0 2a 9b 8a 48 0f 44 c8 48 0f 44 d8 48 c7 c7 80 2b 9b 8a 4c 89 fe 48 89 da 4d 89 f0 49 c7 c1 e0 23 4f 91 e8 af cb 0d 08 <0f> 0b 0f 1f 40 00 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 e4 [ 52.311415][ T3497] RSP: 0018:ffffc900020cf540 EFLAGS: 00010246 [ 52.317553][ T3497] RAX: 00000000000000a6 RBX: ffffffff8a9ae040 RCX: 2bf2bba950d12900 [ 52.325561][ T3497] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 52.333562][ T3497] RBP: ffffc900020cf630 R08: ffffffff8166490c R09: fffff52000419de9 [ 52.341551][ T3497] R10: 0000000000000000 R11: dffffc0000000001 R12: ffffffff8a9ae060 [ 52.349534][ T3497] R13: ffffc900020cf560 R14: ffffffff8c168778 R15: ffff88807888c6a8 [ 52.357534][ T3497] FS: 0000555555948380(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 52.366572][ T3497] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.373193][ T3497] CR2: 00007fb7641c1000 CR3: 0000000071c9c000 CR4: 00000000003506e0 [ 52.381169][ T3497] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 52.389179][ T3497] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 52.397185][ T3497] Kernel panic - not syncing: Fatal exception [ 52.403473][ T3497] Kernel Offset: disabled [ 52.407793][ T3497] Rebooting in 86400 seconds..