REISERFS (device loop0): using 3.5.x disk format REISERFS (device loop0): Created .reiserfs_priv - reserved for xattr storage. ------------[ cut here ]------------ kernel BUG at fs/reiserfs/journal.c:3038! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 14263 Comm: syz-executor.0 Not tainted 6.4.0-rc3-syzkaller-00278-g49572d536129 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 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 78 92 61 ff 83 fb 01 0f 8e 71 f7 ff ff e8 4a 96 61 ff 0f 0b e8 43 96 61 ff <0f> 0b e8 3c 96 61 ff e8 27 4f 51 ff 48 89 ea 48 89 c3 48 c1 ea 03 RSP: 0018:ffffc90027347b68 EFLAGS: 00010216 RAX: 0000000000002056 RBX: 0000000000000100 RCX: ffffc900058fb000 RDX: 0000000000040000 RSI: ffffffff8221d1ad RDI: 0000000000000006 RBP: 000000003e76bc71 R08: 0000000000000006 R09: 0000000000000100 R10: 000000003e76bc71 R11: 0000000000000000 R12: ffff888066afda40 R13: 000000003e76bc71 R14: ffffc90027f7b000 R15: ffff88811422c000 FS: 00007f316c20a700(0000) GS:ffff88806b600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f316b5a8000 CR3: 000000010d1c6000 CR4: 0000000000350ef0 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: 0033:0x7f316b48c169 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:00007f316c20a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 RAX: ffffffffffffffda RBX: 00007f316b5abf80 RCX: 00007f316b48c169 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000400 RBP: 00007f316b4e7ca1 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffcaeb563af R14: 00007f316c20a300 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 78 92 61 ff 83 fb 01 0f 8e 71 f7 ff ff e8 4a 96 61 ff 0f 0b e8 43 96 61 ff <0f> 0b e8 3c 96 61 ff e8 27 4f 51 ff 48 89 ea 48 89 c3 48 c1 ea 03 RSP: 0018:ffffc90027347b68 EFLAGS: 00010216 RAX: 0000000000002056 RBX: 0000000000000100 RCX: ffffc900058fb000 RDX: 0000000000040000 RSI: ffffffff8221d1ad RDI: 0000000000000006 RBP: 000000003e76bc71 R08: 0000000000000006 R09: 0000000000000100 R10: 000000003e76bc71 R11: 0000000000000000 R12: ffff888066afda40 R13: 000000003e76bc71 R14: ffffc90027f7b000 R15: ffff88811422c000 FS: 00007f316c20a700(0000) GS:ffff88806b700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2da26000 CR3: 000000010d1c6000 CR4: 0000000000350ee0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400