wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
WARNING: CPU: 1 PID: 16 at net/wireless/scan.c:1242 cpu_max_bits_warn include/linux/cpumask.h:121 [inline]
WARNING: CPU: 1 PID: 16 at net/wireless/scan.c:1242 cpumask_check include/linux/cpumask.h:128 [inline]
WARNING: CPU: 1 PID: 16 at net/wireless/scan.c:1242 cpumask_test_cpu include/linux/cpumask.h:344 [inline]
WARNING: CPU: 1 PID: 16 at net/wireless/scan.c:1242 trace_cfg80211_inform_bss_frame net/wireless/trace.h:3171 [inline]
WARNING: CPU: 1 PID: 16 at net/wireless/scan.c:1242 cfg80211_inform_bss_frame_data+0xa7d/0xcd0 net/wireless/scan.c:1230
Kernel panic - not syncing: panic_on_warn set ...
CPU: 1 PID: 16 Comm: ksoftirqd/1 Not tainted 5.0.0-rc4-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x86/0xca lib/dump_stack.c:113
 panic+0x1e7/0x3ac kernel/panic.c:214
 __warn.cold.7+0x1b/0x37 kernel/panic.c:571
 report_bug+0x1a4/0x200 lib/bug.c:186
 fixup_bug arch/x86/kernel/traps.c:178 [inline]
 do_error_trap+0x11b/0x1c0 arch/x86/kernel/traps.c:271
 do_invalid_op+0x36/0x40 arch/x86/kernel/traps.c:290
 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:973
RIP: 0010:cfg80211_inform_bss_frame_data+0xa7d/0xcd0 net/wireless/scan.c:1242
Code: 85 dc fc ff ff e8 46 d4 dd f9 e9 d2 fc ff ff 0f 0b 45 31 e4 e9 c8 fc ff ff 0f 0b 45 31 e4 e9 be fc ff ff 0f 0b e9 29 f6 ff ff <0f> 0b 45 31 e4 e9 ad fc ff ff 0f 0b e9 fb fc ff ff e8 ed 1a 2c fa
RSP: 0018:ffff8880b5aef720 EFLAGS: 00010246
mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium
RAX: ffff8880a505c540 RBX: ffff88809e973b80 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8880a505c58c
RBP: ffff8880b5aef880 R08: 1ffff11016b5b41f R09: ffffed101746595f
R10: ffffed101746595f R11: ffff8880ba32cafb R12: 0000000000000023
R13: ffff88809e973b80 R14: ffff8880a505cb40 R15: ffff8880b5aefa88
 ieee80211_bss_info_update+0x317/0x1500 net/mac80211/scan.c:108
 ieee80211_scan_rx+0x267/0x570 net/mac80211/scan.c:270
 __ieee80211_rx_handle_packet net/mac80211/rx.c:4397 [inline]
 ieee80211_rx_napi+0xfc1/0x2260 net/mac80211/rx.c:4594
 ieee80211_rx include/net/mac80211.h:4253 [inline]
 ieee80211_tasklet_handler+0xe9/0x100 net/mac80211/main.c:230
 tasklet_action_common.isra.3+0x120/0x230 kernel/softirq.c:523
 tasklet_action+0x4b/0x70 kernel/softirq.c:541
 __do_softirq+0x21d/0x8d2 kernel/softirq.c:292
 run_ksoftirqd+0x30/0x50 kernel/softirq.c:654
 smpboot_thread_fn+0x55f/0x860 kernel/smpboot.c:164
 kthread+0x324/0x3e0 kernel/kthread.c:246
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:352
Kernel Offset: disabled
Rebooting in 86400 seconds..