WARNING: CPU: 1 PID: 10544 at net/mac80211/tx.c:4154 __ieee80211_csa_update_counter net/mac80211/tx.c:4154 [inline] WARNING: CPU: 1 PID: 10544 at net/mac80211/tx.c:4154 __ieee80211_csa_update_counter net/mac80211/tx.c:4149 [inline] WARNING: CPU: 1 PID: 10544 at net/mac80211/tx.c:4154 __ieee80211_beacon_get+0x1678/0x1a30 net/mac80211/tx.c:4347 Kernel panic - not syncing: panic_on_warn set ... CPU: 1 PID: 10544 Comm: syz-executor.5 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1fc/0x2ef lib/dump_stack.c:118 panic+0x26a/0x50e kernel/panic.c:186 __warn.cold+0x20/0x5a kernel/panic.c:541 report_bug+0x262/0x2b0 lib/bug.c:183 fixup_bug arch/x86/kernel/traps.c:178 [inline] fixup_bug arch/x86/kernel/traps.c:173 [inline] do_error_trap+0x1d7/0x310 arch/x86/kernel/traps.c:296 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:1038 RIP: 0010:__ieee80211_csa_update_counter net/mac80211/tx.c:4154 [inline] RIP: 0010:__ieee80211_csa_update_counter net/mac80211/tx.c:4149 [inline] RIP: 0010:__ieee80211_beacon_get+0x1678/0x1a30 net/mac80211/tx.c:4347 Code: 85 70 03 00 00 41 0f b6 45 24 31 ff 44 8d 60 ff 45 88 65 24 44 89 e6 e8 e6 9f bf f9 45 84 e4 0f 85 4f f5 ff ff e8 a8 9e bf f9 <0f> 0b e9 43 f5 ff ff e8 9c 9e bf f9 e8 c7 c6 ad f9 31 ff 41 89 c4 RSP: 0018:ffff8880ba107c18 EFLAGS: 00010206 RAX: ffff8880aa99c240 RBX: ffff88808d5b3638 RCX: ffffffff87a2e6ba RDX: 0000000000000100 RSI: ffffffff87a2e6c8 RDI: 0000000000000001 RBP: ffff88809c8b19c0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000000 R13: ffff88809da9b500 R14: 0000000000000000 R15: ffff8880ba107d60 ieee80211_beacon_get_tim+0x88/0x890 net/mac80211/tx.c:4463 ieee80211_beacon_get include/net/mac80211.h:4484 [inline] mac80211_hwsim_beacon_tx+0xff/0x680 drivers/net/wireless/mac80211_hwsim.c:1577 __iterate_interfaces+0x2e1/0x4a0 net/mac80211/util.c:614 ieee80211_iterate_active_interfaces_atomic+0x8d/0x170 net/mac80211/util.c:650 mac80211_hwsim_beacon+0xc9/0x190 drivers/net/wireless/mac80211_hwsim.c:1615 __tasklet_hrtimer_trampoline+0x29/0xa0 kernel/softirq.c:601 tasklet_action_common.constprop.0+0x265/0x360 kernel/softirq.c:522 __do_softirq+0x265/0x980 kernel/softirq.c:292 invoke_softirq kernel/softirq.c:372 [inline] irq_exit+0x215/0x260 kernel/softirq.c:412 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0x136/0x550 arch/x86/kernel/apic/apic.c:1098 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:894 RIP: 0010:trace_skb_copy_datagram_iovec include/trace/events/skb.h:54 [inline] RIP: 0010:skb_copy_datagram_iter+0xdb/0x9e0 net/core/datagram.c:425 Code: 07 00 00 00 44 89 e6 e8 93 18 f0 fa 41 83 fc 07 0f 87 89 07 00 00 e8 14 17 f0 fa 45 89 e4 4c 0f a3 25 f1 70 b4 04 41 0f 92 c4 <31> ff 44 89 e6 e8 2b 18 f0 fa 45 84 e4 0f 85 a3 06 00 00 e8 ed 16 RSP: 0018:ffff8880748e7828 EFLAGS: 00000247 ORIG_RAX: ffffffffffffff13 RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006518000 RDX: 0000000000040000 RSI: ffffffff86726e5c RDI: 0000000000000005 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000007 R10: 0000000000000005 R11: 0000000000000000 R12: 0000000000000001 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 skb_copy_datagram_msg include/linux/skbuff.h:3347 [inline] unix_dgram_recvmsg+0x3b7/0xdb0 net/unix/af_unix.c:2180 ___sys_recvmsg+0x255/0x570 net/socket.c:2389 __sys_recvmmsg+0x254/0x6d0 net/socket.c:2501 do_sys_recvmmsg+0x172/0x190 net/socket.c:2577 __do_sys_recvmmsg net/socket.c:2595 [inline] __se_sys_recvmmsg net/socket.c:2591 [inline] __x64_sys_recvmmsg+0xba/0x150 net/socket.c:2591 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f1844c450c9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f1843196168 EFLAGS: 00000246 ORIG_RAX: 000000000000012b RAX: ffffffffffffffda RBX: 00007f1844d65050 RCX: 00007f1844c450c9 RDX: 0000000000010106 RSI: 00000000200000c0 RDI: 0000000000000003 RBP: 00007f1844ca0ae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000002 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffec00d70bf R14: 00007f1843196300 R15: 0000000000022000 Kernel Offset: disabled Rebooting in 86400 seconds.. ---------------- Code disassembly (best guess), 1 bytes skipped: 0: 00 00 add %al,(%rax) 2: 00 44 89 e6 add %al,-0x1a(%rcx,%rcx,4) 6: e8 93 18 f0 fa callq 0xfaf0189e b: 41 83 fc 07 cmp $0x7,%r12d f: 0f 87 89 07 00 00 ja 0x79e 15: e8 14 17 f0 fa callq 0xfaf0172e 1a: 45 89 e4 mov %r12d,%r12d 1d: 4c 0f a3 25 f1 70 b4 bt %r12,0x4b470f1(%rip) # 0x4b47116 24: 04 25: 41 0f 92 c4 setb %r12b * 29: 31 ff xor %edi,%edi <-- trapping instruction 2b: 44 89 e6 mov %r12d,%esi 2e: e8 2b 18 f0 fa callq 0xfaf0185e 33: 45 84 e4 test %r12b,%r12b 36: 0f 85 a3 06 00 00 jne 0x6df 3c: e8 .byte 0xe8 3d: ed in (%dx),%eax 3e: 16 (bad)