device veth1_vlan entered promiscuous mode BUG: kernel NULL pointer dereference, address: 0000000000000000 #PF: supervisor instruction fetch in kernel mode #PF: error_code(0x0010) - not-present page PGD a066f067 P4D a066f067 PUD 958e3067 PMD 0 Oops: 0010 [#1] PREEMPT SMP KASAN CPU: 0 PID: 9308 Comm: syz-executor762 Not tainted 5.5.0-rc4-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:0x0 Code: Bad RIP value. RSP: 0018:ffffc90001d37a78 EFLAGS: 00010246 RAX: dffffc0000000000 RBX: ffff8882186a6540 RCX: ffffffff876a3fd1 RDX: 1ffffffff1148afc RSI: 0000000000000004 RDI: ffff8882186a6540 RBP: ffffc90001d37ab8 R08: ffff88809f9ba580 R09: ffffed1015d0703d R10: ffffed1015d0703c R11: ffff8880ae8381e3 R12: ffffffff88a45660 R13: ffff8880a7aed000 R14: ffffc90001d37bb0 R15: 0000000000000000 FS: 0000000001a01880(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffffffffd6 CR3: 00000000a5220000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: rdev_set_wiphy_params net/wireless/rdev-ops.h:542 [inline] cfg80211_wext_siwfrag+0x279/0x910 net/wireless/wext-compat.c:307 ioctl_standard_call+0xca/0x1d0 net/wireless/wext-core.c:1015 wireless_process_ioctl.constprop.0+0x236/0x2b0 net/wireless/wext-core.c:953 wext_ioctl_dispatch net/wireless/wext-core.c:986 [inline] wext_ioctl_dispatch net/wireless/wext-core.c:974 [inline] wext_handle_ioctl+0x106/0x1c0 net/wireless/wext-core.c:1047 sock_ioctl+0x47d/0x790 net/socket.c:1112 vfs_ioctl fs/ioctl.c:47 [inline] file_ioctl fs/ioctl.c:545 [inline] do_vfs_ioctl+0x977/0x14e0 fs/ioctl.c:732 ksys_ioctl+0xab/0xd0 fs/ioctl.c:749 __do_sys_ioctl fs/ioctl.c:756 [inline] __se_sys_ioctl fs/ioctl.c:754 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:754 do_syscall_64+0xfa/0x790 arch/x86/entry/common.c:294 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4423f9 Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 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 0f 83 5b 10 fc ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007ffd5699e578 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004423f9 RDX: 0000000020000040 RSI: 0800000000008b24 RDI: 0000000000000003 RBP: 0000000000000004 R08: 0000000000000025 R09: 0000000000000025 R10: 0000000000000025 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000403970 R14: 0000000000000000 R15: 0000000000000000 Modules linked in: CR2: 0000000000000000 ---[ end trace d5d5f75393c2f62d ]--- RIP: 0010:0x0 Code: Bad RIP value. RSP: 0018:ffffc90001d37a78 EFLAGS: 00010246 RAX: dffffc0000000000 RBX: ffff8882186a6540 RCX: ffffffff876a3fd1 RDX: 1ffffffff1148afc RSI: 0000000000000004 RDI: ffff8882186a6540 RBP: ffffc90001d37ab8 R08: ffff88809f9ba580 R09: ffffed1015d0703d R10: ffffed1015d0703c R11: ffff8880ae8381e3 R12: ffffffff88a45660 R13: ffff8880a7aed000 R14: ffffc90001d37bb0 R15: 0000000000000000 FS: 0000000001a01880(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffffffffd6 CR3: 00000000a5220000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400