IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
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
WARNING: CPU: 0 PID: 516 at net/mac80211/offchannel.c:419 ieee80211_start_next_roc+0x1ed/0x240 syzkaller/managers/linux-4-19/kernel/net/mac80211/offchannel.c:419
Kernel panic - not syncing: panic_on_warn set ...

CPU: 0 PID: 516 Comm: kworker/u4:4 Not tainted 4.19.172-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: phy7 ieee80211_scan_work
Call Trace:
 __dump_stack syzkaller/managers/linux-4-19/kernel/lib/dump_stack.c:77 [inline]
 dump_stack+0x1fc/0x2ef syzkaller/managers/linux-4-19/kernel/lib/dump_stack.c:118
 panic+0x26a/0x50e syzkaller/managers/linux-4-19/kernel/kernel/panic.c:186
 __warn.cold+0x20/0x5a syzkaller/managers/linux-4-19/kernel/kernel/panic.c:541
 report_bug+0x262/0x2b0 syzkaller/managers/linux-4-19/kernel/lib/bug.c:186
 fixup_bug syzkaller/managers/linux-4-19/kernel/arch/x86/kernel/traps.c:178 [inline]
 fixup_bug syzkaller/managers/linux-4-19/kernel/arch/x86/kernel/traps.c:173 [inline]
 do_error_trap+0x1d7/0x310 syzkaller/managers/linux-4-19/kernel/arch/x86/kernel/traps.c:296
 invalid_op+0x14/0x20 syzkaller/managers/linux-4-19/kernel/arch/x86/entry/entry_64.S:1038
RIP: 0010:ieee80211_start_next_roc+0x1ed/0x240 syzkaller/managers/linux-4-19/kernel/net/mac80211/offchannel.c:419
Code: 58 16 00 00 48 89 ef 48 89 c2 e8 1e e0 0a 00 5b 5d e9 67 df cb f9 e8 62 df cb f9 48 89 ef e8 7a 6c ff ff eb 94 e8 53 df cb f9 <0f> 0b eb 8b e8 7a 94 01 fa e9 be fe ff ff 48 c7 c7 a0 cc 45 8a e8
RSP: 0018:ffff8880b44c7b88 EFLAGS: 00010293
RAX: ffff8880b4aaa100 RBX: 0000000000000001 RCX: ffffffff8796798d
RDX: 0000000000000000 RSI: ffffffff87967a6d RDI: 0000000000000001
RBP: ffff8880a0ca9aa0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000001
R13: 0000000000000001 R14: dffffc0000000000 R15: ffff8880a0caa940
 __ieee80211_scan_completed+0x571/0x1690 syzkaller/managers/linux-4-19/kernel/net/mac80211/scan.c:442
 ieee80211_scan_work+0x3be/0x19b0 syzkaller/managers/linux-4-19/kernel/net/mac80211/scan.c:1022
 process_one_work+0x864/0x1570 syzkaller/managers/linux-4-19/kernel/kernel/workqueue.c:2155
 worker_thread+0x64c/0x1130 syzkaller/managers/linux-4-19/kernel/kernel/workqueue.c:2298
 kthread+0x33f/0x460 syzkaller/managers/linux-4-19/kernel/kernel/kthread.c:259
 ret_from_fork+0x24/0x30 syzkaller/managers/linux-4-19/kernel/arch/x86/entry/entry_64.S:415
Kernel Offset: disabled
Rebooting in 86400 seconds..