Buffer I/O error on dev sr0, logical block 7, async page read sr 1:0:0:0: [sr0] tag#0 unaligned transfer I/O error, dev sr0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 Buffer I/O error on dev sr0, logical block 0, async page read unregister_netdevice: waiting for lo to become free. Usage count = -7 sr 1:0:0:0: [sr0] tag#0 unaligned transfer Buffer I/O error on dev sr0, logical block 1, async page read sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer syz_tun: entered promiscuous mode mac80211_hwsim hwsim6 wlan1: entered promiscuous mode mac80211_hwsim hwsim6 wlan1: left promiscuous mode syz_tun: left promiscuous mode syz_tun: entered promiscuous mode mac80211_hwsim hwsim6 wlan1: entered promiscuous mode mac80211_hwsim hwsim6 wlan1: left promiscuous mode syz_tun: left promiscuous mode loop1: detected capacity change from 0 to 6 FAT-fs (loop1): Directory bread(block 6) failed FAT-fs (loop1): Directory bread(block 7) failed FAT-fs (loop1): Directory bread(block 8) failed FAT-fs (loop1): Directory bread(block 9) failed FAT-fs (loop1): Directory bread(block 6) failed FAT-fs (loop1): Directory bread(block 7) failed FAT-fs (loop1): Directory bread(block 8) failed FAT-fs (loop1): Directory bread(block 9) failed unregister_netdevice: waiting for lo to become free. Usage count = -7