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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: d2d63219-aba7-4c34-14b8-08db188b19af X-MS-Exchange-CrossTenant-originalarrivaltime: 27 Feb 2023 06:23:11.3013 (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: eNBLdCEPdqwcaIOi7Z6DnNtax61cwxbZoVPpf67WNIjyyTGiz+4DQKWjPMIrd5KMjVYTu04dHByytVxf+0T0NHuZGHpADFJtSqBkv/bGCF0= X-MS-Exchange-Transport-CrossTenantHeadersStamped: SJ0PR07MB9123 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-next-20230224=0A= Kernel config:=A0https://drive.google.com/file/d/1nlVJD4vp7iMOPapFzdASZQ7JS= iDf6SwY/view?usp=3Dshare_link=0A= C Reproducer:=A0Unfortunately, there is no reproducer yet=0A= =0A= Thank you!=0A= =0A= Best regards,=0A= Sanan Hasanov=0A= =0A= I/O error, dev fd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class = 2=0A= floppy: error 10 while reading block 0=0A= floppy0: seek failed=0A= ------------[ cut here ]------------=0A= WARNING: CPU: 0 PID: 6994 at drivers/block/floppy.c:999 process_fd_request+= 0x6b/0x70=0A= Modules linked in:=0A= CPU: 0 PID: 6994 Comm: kworker/u16:100 Not tainted 6.2.0-next-20230224 #1= =0A= Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.15.0-1 04/01/= 2014=0A= Workqueue: floppy floppy_work_workfn=0A= RIP: 0010:process_fd_request+0x6b/0x70=0A= Code: fc 5b bf 40 00 00 00 48 c7 c2 60 ec 6e 8b 48 8b 35 1a ab 69 09 48 c7 = 05 2f a6 69 09 80 5c ec 84 e9 8a d7 68 fc e8 45 1e 97 fc <0f> 0b eb ce 90 4= 8 b8 00 00 00 00 00 fc ff df 41 56 41 55 41 89 f5=0A= RSP: 0018:ffffc90008ad7cd8 EFLAGS: 00010293=0A= RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000=0A= RDX: ffff8881091f63c0 RSI: ffffffff84ec2d3b RDI: 0000000000000001=0A= RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000=0A= R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000008=0A= R13: ffffffff8b6eec60 R14: ffff888109d41c00 R15: ffff888100079000=0A= FS: 0000000000000000(0000) GS:ffff88811a000000(0000) knlGS:000000000000000= 0=0A= CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033=0A= CR2: 0000000000000000 CR3: 000000010873f000 CR4: 0000000000350ef0=0A= Call Trace:=0A= =0A= seek_interrupt+0x160/0x510=0A= process_one_work+0x9ba/0x1820=0A= worker_thread+0x669/0x1090=0A= kthread+0x2e8/0x3a0=0A= ret_from_fork+0x1f/0x30=0A= =0A= irq event stamp: 647601=0A= hardirqs last enabled at (647611): [] __up_console_sem+0= xe8/0x170=0A= hardirqs last disabled at (647620): [] __up_console_sem+0= xcd/0x170=0A= softirqs last enabled at (647436): [] __irq_exit_rcu+0x1= 88/0x220=0A= softirqs last disabled at (647429): [] __irq_exit_rcu+0x1= 88/0x220=0A= ---[ end trace 0000000000000000 ]---=0A= floppy: error 10 while reading block 0=0A= floppy: error 10 while reading block 0=0A= floppy: error 10 while reading block 0=0A= I/O error, dev fd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class = 2=0A= floppy: error 10 while reading block 0=0A= I/O error, dev fd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class = 2=0A= floppy: error 10 while reading block 0=0A= I/O error, dev fd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class = 2=0A= floppy: error 10 while reading block 0=0A= I/O error, dev fd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class = 2=0A= floppy: error 10 while reading block 0=0A= floppy: error 10 while reading block 0=0A= floppy: error 10 while reading block 0=0A= floppy: error 10 while reading block 0=0A= floppy: error 10 while reading block 0=0A= floppy: error 10 while reading block 0=0A= floppy: error 10 while reading block 0=0A= floppy: error 10 while reading block 0=0A= floppy: error 10 while reading block 0=0A= floppy: error 10 while reading block 0=0A= floppy: error 10 while reading block 0=0A=