Buffer I/O error on dev loop4, logical block 2096902, async page read Buffer I/O error on dev loop4, logical block 2096903, async page read netlink: 4 bytes leftover after parsing attributes in process `syz-executor.6'. ------------[ cut here ]------------ wlan1: Failed check-sdata-in-driver check, flags: 0x4 WARNING: CPU: 1 PID: 10246 at net/mac80211/driver-ops.h:172 drv_bss_info_changed+0x554/0x5f0 net/mac80211/driver-ops.h:172 Modules linked in: CPU: 1 PID: 10246 Comm: syz-executor.6 Not tainted 5.10.228 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:drv_bss_info_changed+0x554/0x5f0 net/mac80211/driver-ops.h:172 Code: 49 8b ac 24 a8 03 00 00 48 85 ed 74 3e e8 64 b2 8c fd e8 5f b2 8c fd 8b 54 24 04 48 89 ee 48 c7 c7 e0 bf 95 84 e8 cc ff 24 00 <0f> 0b e9 c7 fd ff ff 4c 89 ff e8 cd a6 b8 fd e9 97 fb ff ff 4c 89 RSP: 0018:ffff88805317f5c8 EFLAGS: 00010282 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000040000 RSI: ffffffff8129f023 RDI: ffffed100a62feab RBP: ffff88804574c000 R08: 0000000000000001 R09: ffff88806cf27fbb R10: 0000000000000000 R11: 0000000000000001 R12: ffff88804574cbc0 R13: 0000000000400000 R14: ffff88804574dda0 R15: ffff88804574dd98 FS: 00007f573fb0f700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f573fb0dff8 CR3: 00000000486d2000 CR4: 0000000000350ee0 Call Trace: ieee80211_bss_info_change_notify+0x9a/0xc0 net/mac80211/main.c:210 ieee80211_ocb_leave+0x1ed/0x340 net/mac80211/ocb.c:228 rdev_leave_ocb net/wireless/rdev-ops.h:382 [inline] __cfg80211_leave_ocb+0x1d6/0x570 net/wireless/ocb.c:70 cfg80211_leave_ocb+0x4e/0x70 net/wireless/ocb.c:84 cfg80211_change_iface+0x843/0xf90 net/wireless/util.c:1064 nl80211_set_interface+0x67c/0x8f0 net/wireless/nl80211.c:3811 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:2500 genl_rcv+0x24/0x40 net/netlink/genetlink.c:811 netlink_unicast_kernel net/netlink/af_netlink.c:1322 [inline] netlink_unicast+0x549/0x7f0 net/netlink/af_netlink.c:1348 netlink_sendmsg+0x90f/0xdf0 net/netlink/af_netlink.c:1916 sock_sendmsg_nosec net/socket.c:651 [inline] __sock_sendmsg+0x154/0x190 net/socket.c:663 __sys_sendto+0x21c/0x320 net/socket.c:2005 __do_sys_sendto net/socket.c:2017 [inline] __se_sys_sendto net/socket.c:2013 [inline] __x64_sys_sendto+0xdd/0x1b0 net/socket.c:2013 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7f574254c8ac Code: fa fa ff ff 44 8b 4c 24 2c 4c 8b 44 24 20 89 c5 44 8b 54 24 28 48 8b 54 24 18 b8 2c 00 00 00 48 8b 74 24 10 8b 7c 24 08 0f 05 <48> 3d 00 f0 ff ff 77 34 89 ef 48 89 44 24 08 e8 20 fb ff ff 48 8b RSP: 002b:00007f573fb0df80 EFLAGS: 00000293 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 00007f573fb0e0f0 RCX: 00007f574254c8ac RDX: 0000000000000024 RSI: 00007f573fb0e140 RDI: 0000000000000006 RBP: 0000000000000000 R08: 00007f573fb0dfd4 R09: 000000000000000c R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000 R13: 00007f573fb0e140 R14: 0000000000000006 R15: 0000000000000000 irq event stamp: 2235 hardirqs last enabled at (2243): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (2254): [] sysvec_apic_timer_interrupt+0xb/0xa0 arch/x86/kernel/apic/apic.c:1106 softirqs last enabled at (944): [] spin_unlock_bh include/linux/spinlock.h:399 [inline] softirqs last enabled at (944): [] ieee80211_ocb_leave+0x199/0x340 net/mac80211/ocb.c:224 softirqs last disabled at (942): [] spin_lock_bh include/linux/spinlock.h:359 [inline] softirqs last disabled at (942): [] ieee80211_ocb_leave+0x91/0x340 net/mac80211/ocb.c:214 ---[ end trace 36c024e2994677eb ]--- wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready netlink: 4 bytes leftover after parsing attributes in process `syz-executor.6'. wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 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 Buffer I/O error on dev loop4, logical block 2096896, async page read sr 1:0:0:0: [sr0] tag#0 unaligned transfer Buffer I/O error on dev loop4, logical block 2096897, async page read sr 1:0:0:0: [sr0] tag#0 unaligned transfer sr 1:0:0:0: [sr0] tag#0 unaligned transfer SELinux: unrecognized netlink message: protocol=4 nlmsg_type=65300 sclass=netlink_tcpdiag_socket pid=10263 comm=syz-executor.1 SELinux: unrecognized netlink message: protocol=4 nlmsg_type=65300 sclass=netlink_tcpdiag_socket pid=10264 comm=syz-executor.1