------------[ cut here ]------------ kernel BUG at fs/reiserfs/journal.c:3038! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 9182 Comm: syz-executor.3 Not tainted 6.4.0-rc2-syzkaller-00163-g2d1bcbc6cd70 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 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 e8 93 61 ff 83 fb 01 0f 8e 71 f7 ff ff e8 ba 97 61 ff 0f 0b e8 b3 97 61 ff <0f> 0b e8 ac 97 61 ff e8 97 50 51 ff 48 89 ea 48 89 c3 48 c1 ea 03 RSP: 0018:ffffc90015d975d8 EFLAGS: 00010212 RAX: 0000000000025ff2 RBX: 0000000000000100 RCX: ffffc9000d3a0000 RDX: 0000000000040000 RSI: ffffffff8221cc3d RDI: 0000000000000006 RBP: 0000000034e62941 R08: 0000000000000006 R09: 0000000000000100 R10: 0000000034e62941 R11: 0000000000000000 R12: ffff88802782c140 R13: 0000000034e62941 R14: ffffc90015eef000 R15: ffff88803f3d6000 FS: 00007f9f80bfe700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f9f78bdd718 CR3: 0000000023f41000 CR4: 00000000003506e0 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 ovl_do_mkdir fs/overlayfs/overlayfs.h:189 [inline] ovl_mkdir_real+0xbc/0x390 fs/overlayfs/dir.c:146 ovl_workdir_create+0x3d2/0x900 fs/overlayfs/super.c:799 ovl_make_workdir fs/overlayfs/super.c:1286 [inline] ovl_get_workdir fs/overlayfs/super.c:1436 [inline] ovl_fill_super+0x1c8a/0x7270 fs/overlayfs/super.c:1992 mount_nodev+0x64/0x120 fs/super.c:1426 legacy_get_tree+0x109/0x220 fs/fs_context.c:610 vfs_get_tree+0x8d/0x350 fs/super.c:1510 do_new_mount fs/namespace.c:3039 [inline] path_mount+0x134b/0x1e40 fs/namespace.c:3369 do_mount fs/namespace.c:3382 [inline] __do_sys_mount fs/namespace.c:3591 [inline] __se_sys_mount fs/namespace.c:3568 [inline] __x64_sys_mount+0x283/0x300 fs/namespace.c:3568 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: 0033:0x7f9f8208c169 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 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 RSP: 002b:00007f9f80bfe168 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f9f821abf80 RCX: 00007f9f8208c169 RDX: 0000000020000080 RSI: 00000000200000c0 RDI: 0000000000000000 RBP: 00007f9f820e7ca1 R08: 00000000200002c0 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fffc60ea3af R14: 00007f9f80bfe300 R15: 0000000000022000 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 e8 93 61 ff 83 fb 01 0f 8e 71 f7 ff ff e8 ba 97 61 ff 0f 0b e8 b3 97 61 ff <0f> 0b e8 ac 97 61 ff e8 97 50 51 ff 48 89 ea 48 89 c3 48 c1 ea 03 RSP: 0018:ffffc90015d975d8 EFLAGS: 00010212 RAX: 0000000000025ff2 RBX: 0000000000000100 RCX: ffffc9000d3a0000 RDX: 0000000000040000 RSI: ffffffff8221cc3d RDI: 0000000000000006 RBP: 0000000034e62941 R08: 0000000000000006 R09: 0000000000000100 R10: 0000000034e62941 R11: 0000000000000000 R12: ffff88802782c140 R13: 0000000034e62941 R14: ffffc90015eef000 R15: ffff88803f3d6000 FS: 00007f9f80bfe700(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2dd28000 CR3: 0000000023f41000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400