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charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: knights.ucf.edu X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: IA1PR07MB9830.namprd07.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: f2d2d3c3-9ba8-4eec-3afc-08db061870f2 X-MS-Exchange-CrossTenant-originalarrivaltime: 03 Feb 2023 18:57:04.6336 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 5b16e182-78b3-412c-9196-68342689eeb7 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: 4ar783OkTf9/qDvUnBZ5s6xZ+ZFfRWFIsVGVBHNzuBG4EmCOg8Puvhvfu+QKdG400Ogz63QbGUGtHRD9XKVBunPU9xefTdoWDYAxfJQKMvw= X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM5PR07MB7894 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Good day, dear maintainers,=0A= =0A= We found a bug using a modified kernel configuration file used by syzbot.= =0A= =0A= We enhanced the coverage of the configuration file using our tool, klocaliz= er.=0A= =0A= Kernel Branch: 6.2.0-rc5-next-20230127=0A= Kernel config:=A0https://drive.google.com/file/d/1SO_BtkrJt5gJwJAyWYIDu4cc7= SuYqjVr/view?usp=3Dsharing=0A= Reproducer:=A0https://drive.google.com/file/d/1v8j64gBGvdpkOEsxBXZHvFVXm6Ag= P6dn/view?usp=3Dsharing=0A= =0A= Thank you!=0A= =0A= Best regards,=0A= Sanan Hasanov=0A= =0A= ------------[ cut here ]------------=0A= WARNING: CPU: 4 PID: 24921 at drivers/block/floppy.c:999 fd_locked_ioctl+0x= 14c4/0x15e0=0A= Modules linked in:=0A= CPU: 4 PID: 24921 Comm: syz-executor304 Not tainted 6.2.0-rc5-next-20230127= + #1=0A= Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.15.0-1 04/01/= 2014=0A= RIP: 0010:fd_locked_ioctl+0x14c4/0x15e0=0A= Code: ed ff ff bb f0 ff ff ff e9 e1 ef ff ff e8 d4 02 95 fc 0f 0b e9 56 f3 = ff ff e8 c8 02 95 fc 0f 0b e9 83 f8 ff ff e8 bc 02 95 fc <0f> 0b e9 90 ef f= f ff e8 b0 02 95 fc e9 4f ef ff ff e8 f6 cb e2 fc=0A= RSP: 0018:ffffc9000d39fcc8 EFLAGS: 00010293=0A= RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000=0A= RDX: ffff888111ee0440 RSI: ffffffff84ee1da4 RDI: 0000000000000001=0A= RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000=0A= R10: 0000000000000001 R11: 0000000000000001 R12: 00000000400c0248=0A= R13: 000000000000000c R14: 0000000000000000 R15: 0000000000000000=0A= FS: 0000555556282480(0000) GS:ffff88811a200000(0000) knlGS:000000000000000= 0=0A= CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033=0A= CR2: 0000000020000008 CR3: 000000007e165000 CR4: 0000000000350ee0=0A= Call Trace:=0A= =0A= fd_ioctl+0x39/0x60=0A= blkdev_ioctl+0x35a/0x7e0=0A= __x64_sys_ioctl+0x197/0x210=0A= do_syscall_64+0x39/0x80=0A= entry_SYSCALL_64_after_hwframe+0x63/0xcd=0A= RIP: 0033:0x7f214104212d=0A= Code: c3 e8 f7 25 00 00 0f 1f 80 00 00 00 00 f3 0f 1e fa 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 f= f 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48=0A= RSP: 002b:00007ffeaa10e7f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010=0A= RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f214104212d=0A= RDX: 0000000020000040 RSI: 00000000400c0248 RDI: 0000000000000003=0A= RBP: 0000000000000000 R08: 002364662f766564 R09: 0000000000000000=0A= R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeaa10e83c=0A= R13: 00007ffeaa10e860 R14: 000000000000091f R15: 00007ffeaa10e8a0=0A= =0A= irq event stamp: 1413=0A= hardirqs last enabled at (1423): [] __up_console_sem+0xe= 8/0x170=0A= hardirqs last disabled at (1432): [] __up_console_sem+0xc= d/0x170=0A= softirqs last enabled at (1240): [] __irq_exit_rcu+0x188= /0x220=0A= softirqs last disabled at (1233): [] __irq_exit_rcu+0x188= /0x220=0A= ---[ end trace 0000000000000000 ]---=0A= =0A=