loop4: detected capacity change from 0 to 64 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 44 at drivers/scsi/scsi_lib.c:1024 scsi_alloc_sgtables+0x9aa/0xbb0 Modules linked in: CPU: 0 PID: 44 Comm: scsi_eh_1 Not tainted 5.17.0-next-20220330 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 RIP: 0010:scsi_alloc_sgtables+0x9aa/0xbb0 Code: 48 c1 e8 03 80 3c 10 00 0f 85 57 01 00 00 48 c7 c0 00 00 00 80 48 2b 05 24 82 39 02 48 89 04 24 e9 66 fd ff ff e8 66 06 8c fe <0f> 0b 41 bc 0a 00 00 00 e9 83 fa ff ff 41 bc 09 00 00 00 e9 78 fa RSP: 0018:ffff88800bc077e8 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff8880082da108 RCX: 0000000000000000 RDX: ffff88800c0f3580 RSI: ffffffff82b7b04a RDI: 0000000000000003 RBP: 0000000000000000 R08: 0000000000000004 R09: 0000000000000000 R10: ffffffff82b7afdd R11: 0000000000000000 R12: ffff8880082da01c R13: ffff8880098e8000 R14: ffff8880082da000 R15: 0000000000000001 FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020001400 CR3: 000000001eb1a000 CR4: 0000000000350ef0 Call Trace: scsi_queue_rq+0x26dc/0x31f0 blk_mq_dispatch_rq_list+0x6c2/0x21d0 __blk_mq_sched_dispatch_requests+0x206/0x3d0 blk_mq_sched_dispatch_requests+0x101/0x180 __blk_mq_run_hw_queue+0xff/0x350 __blk_mq_delay_run_hw_queue+0x58a/0x670 blk_mq_run_hw_queue+0x321/0x4a0 FAT-fs (loop4): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) blk_mq_run_hw_queues+0x17b/0x400 scsi_run_queue+0x5da/0xcc0 scsi_run_host_queues+0x48/0x70 scsi_error_handler+0x45e/0xe10 kthread+0x2f2/0x3b0 ret_from_fork+0x22/0x30 irq event stamp: 129761 hardirqs last enabled at (129771): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (129780): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (129338): [] __irq_exit_rcu+0x113/0x170 softirqs last disabled at (129159): [] __irq_exit_rcu+0x113/0x170 ---[ end trace 0000000000000000 ]---