------------[ cut here ]------------ kernel BUG at fs/reiserfs/journal.c:3038! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 8158 Comm: syz-executor114 Not tainted 6.4.0-rc7-syzkaller-00072-gdad9774deaf1 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 RIP: 0010:do_journal_begin_r+0xded/0x10e0 fs/reiserfs/journal.c:3038 Code: 0f 8e a0 01 00 00 8b 5b 08 bf 01 00 00 00 89 de e8 f8 82 61 ff 83 fb 01 0f 8e 71 f7 ff ff e8 ca 86 61 ff 0f 0b e8 c3 86 61 ff <0f> 0b e8 bc 86 61 ff e8 d7 3f 51 ff 48 89 ea 48 89 c3 48 c1 ea 03 RSP: 0018:ffffc90005acfb68 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000000000100 RCX: 0000000000000000 RDX: ffff88807d000100 RSI: ffffffff8221e11d RDI: 0000000000000006 RBP: 000000000558eb38 R08: 0000000000000006 R09: 0000000000000100 R10: 000000000558eb38 R11: 0000000000094001 R12: ffff88807d000100 R13: 000000000558eb38 R14: ffffc90005d43000 R15: ffff88801e1ea000 FS: 00005555561863c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000080 CR3: 0000000023258000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: journal_begin+0x166/0x400 fs/reiserfs/journal.c:3253 reiserfs_mkdir+0x34e/0x990 fs/reiserfs/namei.c:831 vfs_mkdir+0x242/0x460 fs/namei.c:4115 do_mkdirat+0x28d/0x310 fs/namei.c:4138 __do_sys_mkdir fs/namei.c:4158 [inline] __se_sys_mkdir fs/namei.c:4156 [inline] __x64_sys_mkdir+0xf6/0x140 fs/namei.c:4156 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f7c341418f9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 18 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 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffd07e8cb88 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7c341418f9 RDX: 00007f7c341418f9 RSI: 0000000000000000 RDI: 0000000020000240 RBP: 0000000000000000 R08: 0000000000000003 R09: 0000000000000003 R10: 00000000000010f0 R11: 0000000000000246 R12: 00007ffd07e8cbbc R13: 00007ffd07e8cbf0 R14: 00007ffd07e8cbd0 R15: 00000000000000fa Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:do_journal_begin_r+0xded/0x10e0 fs/reiserfs/journal.c:3038 Code: 0f 8e a0 01 00 00 8b 5b 08 bf 01 00 00 00 89 de e8 f8 82 61 ff 83 fb 01 0f 8e 71 f7 ff ff e8 ca 86 61 ff 0f 0b e8 c3 86 61 ff <0f> 0b e8 bc 86 61 ff e8 d7 3f 51 ff 48 89 ea 48 89 c3 48 c1 ea 03 RSP: 0018:ffffc90005acfb68 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000000000100 RCX: 0000000000000000 RDX: ffff88807d000100 RSI: ffffffff8221e11d RDI: 0000000000000006 RBP: 000000000558eb38 R08: 0000000000000006 R09: 0000000000000100 R10: 000000000558eb38 R11: 0000000000094001 R12: ffff88807d000100 R13: 000000000558eb38 R14: ffffc90005d43000 R15: ffff88801e1ea000 FS: 00005555561863c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f7c2c0e6000 CR3: 0000000023258000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400