netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. loop3: detected capacity change from 0 to 131072 ------------[ cut here ]------------ wlan1: Failed check-sdata-in-driver check, flags: 0x4 WARNING: CPU: 0 PID: 15624 at net/mac80211/driver-ops.h:172 drv_bss_info_changed+0x554/0x5f0 net/mac80211/driver-ops.h:172 Modules linked in: CPU: 0 PID: 15624 Comm: syz-executor.1 Not tainted 5.10.240 #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 3c 8b fd e8 5f 3c 8b fd 8b 54 24 04 48 89 ee 48 c7 c7 20 f2 95 84 e8 fc 09 25 00 <0f> 0b e9 c7 fd ff ff 4c 89 ff e8 3d 4b b7 fd e9 97 fb ff ff 4c 89 RSP: 0018:ffff88805285f5c8 EFLAGS: 00010282 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000040000 RSI: ffffffff8129f703 RDI: ffffed100a50beab RBP: ffff8880498a0000 R08: 0000000000000001 R09: ffff88806ce37b0f R10: 0000000000000000 R11: 0000000000000001 R12: ffff8880498a0bc0 R13: 0000000000400000 R14: ffff8880498a1da0 R15: ffff8880498a1d98 FS: 00007fd63e0cc700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fd63e0caff8 CR3: 000000005241e000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 00000000dddd06aa Call Trace: ieee80211_bss_info_change_notify+0x9a/0xc0 net/mac80211/main.c:212 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:3816 FAT-fs (loop3): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 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+0x36a/0x5a0 net/netlink/genetlink.c:800 netlink_rcv_skb+0x14b/0x430 net/netlink/af_netlink.c:2503 genl_rcv+0x24/0x40 net/netlink/genetlink.c:811 netlink_unicast_kernel net/netlink/af_netlink.c:1314 [inline] netlink_unicast+0x6ce/0xa00 net/netlink/af_netlink.c:1340 netlink_sendmsg+0x90f/0xe00 net/netlink/af_netlink.c:1914 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: 0033:0x7fd640b098ac 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:00007fd63e0caf80 EFLAGS: 00000293 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 00007fd63e0cb0f0 RCX: 00007fd640b098ac RDX: 0000000000000024 RSI: 00007fd63e0cb140 RDI: 0000000000000007 RBP: 0000000000000000 R08: 00007fd63e0cafd4 R09: 000000000000000c R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000 R13: 00007fd63e0cb140 R14: 0000000000000007 R15: 0000000000000000 irq event stamp: 7557 hardirqs last enabled at (7591): [] asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:635 hardirqs last disabled at (7622): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (5600): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (5569): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace 75ac57e46a85f3ba ]--- 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.1'. netlink: 'syz-executor.5': attribute type 2 has an invalid length. netlink: 'syz-executor.5': attribute type 2 has an invalid length. FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 15641 Comm: syz-executor.7 Tainted: G W 5.10.240 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 should_failslab+0x5/0x20 mm/slab_common.c:1200 slab_pre_alloc_hook mm/slab.h:515 [inline] slab_alloc_node mm/slub.c:2821 [inline] __kmalloc_node_track_caller+0x74/0x3b0 mm/slub.c:4496 __kmalloc_reserve net/core/skbuff.c:144 [inline] __alloc_skb+0xb1/0x5b0 net/core/skbuff.c:212 alloc_skb include/linux/skbuff.h:1099 [inline] __ip_append_data+0x2935/0x3310 net/ipv4/ip_output.c:1117 ip_append_data net/ipv4/ip_output.c:1336 [inline] ip_append_data+0x114/0x1a0 net/ipv4/ip_output.c:1315 raw_sendmsg+0xab0/0x2ce0 net/ipv4/raw.c:670 inet_sendmsg+0x11d/0x140 net/ipv4/af_inet.c:828 sock_sendmsg_nosec net/socket.c:651 [inline] __sock_sendmsg+0x13c/0x190 net/socket.c:663 ____sys_sendmsg+0x334/0x870 net/socket.c:2378 ___sys_sendmsg+0xf3/0x170 net/socket.c:2432 __sys_sendmmsg+0x195/0x470 net/socket.c:2518 __do_sys_sendmmsg net/socket.c:2547 [inline] __se_sys_sendmmsg net/socket.c:2544 [inline] __x64_sys_sendmmsg+0x99/0x100 net/socket.c:2544 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fa207f40b19 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:00007fa2054b6188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 RAX: ffffffffffffffda RBX: 00007fa208053f60 RCX: 00007fa207f40b19 RDX: 000000000400000d RSI: 0000000020000000 RDI: 0000000000000006 RBP: 00007fa2054b61d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 00007fff6cc2374f R14: 00007fa2054b6300 R15: 0000000000022000 loop3: detected capacity change from 0 to 135266304 netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. netlink: 'syz-executor.5': attribute type 2 has an invalid length. netlink: 'syz-executor.5': attribute type 2 has an invalid length. 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 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 15658 Comm: syz-executor.7 Tainted: G W 5.10.240 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 should_failslab+0x5/0x20 mm/slab_common.c:1200 slab_pre_alloc_hook mm/slab.h:515 [inline] slab_alloc_node mm/slub.c:2821 [inline] slab_alloc mm/slub.c:2904 [inline] kmem_cache_alloc+0x5b/0x310 mm/slub.c:2909 mem_pool_alloc mm/kmemleak.c:423 [inline] create_object.isra.0+0x3a/0xa20 mm/kmemleak.c:578 kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] slab_post_alloc_hook mm/slab.h:534 [inline] slab_alloc_node mm/slub.c:2896 [inline] __kmalloc_node_track_caller+0x1a6/0x3b0 mm/slub.c:4496 __kmalloc_reserve net/core/skbuff.c:144 [inline] __alloc_skb+0xb1/0x5b0 net/core/skbuff.c:212 alloc_skb include/linux/skbuff.h:1099 [inline] __ip_append_data+0x2935/0x3310 net/ipv4/ip_output.c:1117 ip_append_data net/ipv4/ip_output.c:1336 [inline] ip_append_data+0x114/0x1a0 net/ipv4/ip_output.c:1315 raw_sendmsg+0xab0/0x2ce0 net/ipv4/raw.c:670 inet_sendmsg+0x11d/0x140 net/ipv4/af_inet.c:828 sock_sendmsg_nosec net/socket.c:651 [inline] __sock_sendmsg+0x13c/0x190 net/socket.c:663 ____sys_sendmsg+0x334/0x870 net/socket.c:2378 ___sys_sendmsg+0xf3/0x170 net/socket.c:2432 __sys_sendmmsg+0x195/0x470 net/socket.c:2518 __do_sys_sendmmsg net/socket.c:2547 [inline] __se_sys_sendmmsg net/socket.c:2544 [inline] __x64_sys_sendmmsg+0x99/0x100 net/socket.c:2544 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fa207f40b19 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:00007fa2054b6188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 RAX: ffffffffffffffda RBX: 00007fa208053f60 RCX: 00007fa207f40b19 RDX: 000000000400000d RSI: 0000000020000000 RDI: 0000000000000006 RBP: 00007fa2054b61d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 00007fff6cc2374f R14: 00007fa2054b6300 R15: 0000000000022000 loop3: detected capacity change from 0 to 131072 FAT-fs (loop3): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)