netlink: 236 bytes leftover after parsing attributes in process `syz-executor.5'. ------------[ cut here ]------------ wlan1: Failed check-sdata-in-driver check, flags: 0x4 WARNING: CPU: 0 PID: 38700 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: 38700 Comm: syz-executor.7 Not tainted 5.10.236 #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 24 83 8b fd e8 1f 83 8b fd 8b 54 24 04 48 89 ee 48 c7 c7 a0 de 95 84 e8 05 ff 24 00 <0f> 0b e9 c7 fd ff ff 4c 89 ff e8 5d 87 b7 fd e9 97 fb ff ff 4c 89 RSP: 0018:ffff8880604175d0 EFLAGS: 00010282 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000040000 RSI: ffffffff8129ea03 RDI: ffffed100c082eac RBP: ffff88801e18c000 R08: 0000000000000001 R09: ffff88806ce37b0f R10: 0000000000000000 R11: 0000000000000001 R12: ffff88801e18cbc0 R13: 0000000000400000 R14: ffff88801e18dda0 R15: ffff88801e18dd98 FS: 00007fed545f2700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffe86ce3ea8 CR3: 000000005fdba000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000100000000 DR2: 0000000100000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 00000000011d062a 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 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:2485 genl_rcv+0x24/0x40 net/netlink/genetlink.c:811 netlink_unicast_kernel net/netlink/af_netlink.c:1307 [inline] netlink_unicast+0x54e/0x800 net/netlink/af_netlink.c:1333 netlink_sendmsg+0x90f/0xe00 net/netlink/af_netlink.c:1901 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: 0033:0x7fed5702f8ac 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:00007fed545f0f80 EFLAGS: 00000293 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 00007fed545f10f0 RCX: 00007fed5702f8ac RDX: 0000000000000024 RSI: 00007fed545f1140 RDI: 0000000000000004 RBP: 0000000000000000 R08: 00007fed545f0fd4 R09: 000000000000000c R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000 R13: 00007fed545f1140 R14: 0000000000000004 R15: 0000000000000000 irq event stamp: 2721 hardirqs last enabled at (2731): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (2740): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (2652): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (2615): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace 89078b8ac612af7a ]--- netlink: 236 bytes leftover after parsing attributes in process `syz-executor.5'. sysfs: cannot create duplicate filename '/class/ieee80211/€ˆ§°ÇÛ ”uòQÇC !' CPU: 0 PID: 38704 Comm: syz-executor.5 Tainted: G W 5.10.236 #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 sysfs_warn_dup.cold+0x1c/0x29 fs/sysfs/dir.c:30 sysfs_do_create_link_sd+0x122/0x140 fs/sysfs/symlink.c:51 sysfs_do_create_link fs/sysfs/symlink.c:80 [inline] sysfs_create_link+0x5f/0xc0 fs/sysfs/symlink.c:92 device_add_class_symlinks drivers/base/core.c:2751 [inline] device_add+0x703/0x1c50 drivers/base/core.c:2959 wiphy_register+0x1da6/0x2850 net/wireless/core.c:915 ieee80211_register_hw+0x23c5/0x38b0 net/mac80211/main.c:1295 mac80211_hwsim_new_radio+0x1d04/0x4290 drivers/net/wireless/mac80211_hwsim.c:3300 hwsim_new_radio_nl+0x991/0x1080 drivers/net/wireless/mac80211_hwsim.c:3881 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:2485 genl_rcv+0x24/0x40 net/netlink/genetlink.c:811 netlink_unicast_kernel net/netlink/af_netlink.c:1307 [inline] netlink_unicast+0x54e/0x800 net/netlink/af_netlink.c:1333 netlink_sendmsg+0x90f/0xe00 net/netlink/af_netlink.c:1901 sock_sendmsg_nosec net/socket.c:651 [inline] __sock_sendmsg+0x154/0x190 net/socket.c:663 ____sys_sendmsg+0x70d/0x870 net/socket.c:2378 ___sys_sendmsg+0xf3/0x170 net/socket.c:2432 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2461 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7f343cb99b19 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:00007f343a10f188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f343ccacf60 RCX: 00007f343cb99b19 RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000005 RBP: 00007f343cbf3f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe614b756f R14: 00007f343a10f300 R15: 0000000000022000 hpet: Lost 2 RTC interrupts