sr 1:0:0:0: [sr0] tag#0 unaligned transfer EXT4-fs (loop7): mounted filesystem without journal. Opts: ,errors=continue ------------[ cut here ]------------ wlan0: Failed check-sdata-in-driver check, flags: 0x4 WARNING: CPU: 0 PID: 5284 at net/mac80211/driver-ops.h:172 drv_bss_info_changed+0x5c0/0x750 net/mac80211/driver-ops.h:172 Modules linked in: CPU: 0 PID: 5284 Comm: syz-executor.1 Not tainted 5.10.123 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 FAT-fs (loop0): bogus number of reserved sectors RIP: 0010:drv_bss_info_changed+0x5c0/0x750 net/mac80211/driver-ops.h:172 FAT-fs (loop0): Can't find a valid FAT filesystem Code: a8 03 00 00 48 85 ed 0f 84 04 01 00 00 e8 78 34 94 fd e8 73 34 94 fd 8b 54 24 04 48 89 ee 48 c7 c7 60 e3 74 84 e8 86 9b 24 00 <0f> 0b e9 91 fd ff ff e8 54 34 94 fd e8 4f 98 31 00 31 ff 89 c3 89 RSP: 0018:ffff888046977508 EFLAGS: 00010286 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000040000 RSI: ffffffff812929e3 RDI: ffffed1008d2ee93 RBP: ffff888043b6c000 R08: 0000000000000001 R09: ffff88806ce37b4f R10: 0000000000000000 R11: 0000000000000001 R12: ffff888043b6cbc0 R13: 0000000002000000 R14: ffff888043b6db48 R15: ffff888043b6db40 FS: 00007fcd9ac32700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f4eee184930 CR3: 0000000038790000 CR4: 0000000000350ef0 Call Trace: ieee80211_bss_info_change_notify+0x9a/0xc0 net/mac80211/main.c:210 ieee80211_set_mcast_rate+0x37/0x40 net/mac80211/cfg.c:2564 rdev_set_mcast_rate net/wireless/rdev-ops.h:1212 [inline] nl80211_set_mcast_rate+0x30b/0x590 net/wireless/nl80211.c:10215 genl_family_rcv_msg_doit+0x22d/0x330 net/netlink/genetlink.c:739 genl_family_rcv_msg net/netlink/genetlink.c:783 [inline] genl_rcv_msg+0x33c/0x5a0 net/netlink/genetlink.c:800 netlink_rcv_skb+0x14b/0x430 net/netlink/af_netlink.c:2515 genl_rcv+0x24/0x40 net/netlink/genetlink.c:811 netlink_unicast_kernel net/netlink/af_netlink.c:1313 [inline] netlink_unicast+0x53a/0x7e0 net/netlink/af_netlink.c:1339 netlink_sendmsg+0x901/0xdf0 net/netlink/af_netlink.c:1934 sock_sendmsg_nosec net/socket.c:651 [inline] sock_sendmsg+0x150/0x190 net/socket.c:671 ____sys_sendmsg+0x709/0x870 net/socket.c:2342 ___sys_sendmsg+0xf3/0x170 net/socket.c:2396 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2429 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x7fcd9d6bcb19 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fcd9ac32188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fcd9d7cff60 RCX: 00007fcd9d6bcb19 RDX: 0000000000000000 RSI: 0000000020000f00 RDI: 0000000000000006 RBP: 00007fcd9d716f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd7be1b13f R14: 00007fcd9ac32300 R15: 0000000000022000 irq event stamp: 3157 hardirqs last enabled at (3165): [] console_unlock+0x929/0xb30 kernel/printk/printk.c:2561 hardirqs last disabled at (3174): [] console_unlock+0x835/0xb30 kernel/printk/printk.c:2476 softirqs last enabled at (2958): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (2953): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace 60678a972dea5059 ]--- 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 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE cmd_age=0s sr 1:0:0:0: [sr0] tag#0 Sense Key : Not Ready [current] sr 1:0:0:0: [sr0] tag#0 Add. Sense: Medium not present sr 1:0:0:0: [sr0] tag#0 CDB: Read(10) 28 00 00 01 00 00 00 00 02 00 audit: type=1400 audit(1657323416.472:54): avc: denied { relabelfrom } for pid=5330 comm="syz-executor.7" name="" dev="pipefs" ino=17241 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=fifo_file permissive=1 EXT4-fs warning (device sda): verify_group_input:160: Bad blocks count 0 EXT4-fs warning (device sda): verify_group_input:160: Bad blocks count 0