watchdog: BUG: soft lockup - CPU#1 stuck for 23s! [syz-executor.4:10107] Modules linked in: irq event stamp: 7573437 hardirqs last enabled at (7573436): [] asm_sysvec_apic_timer_interrupt+0x1a/0x20 hardirqs last disabled at (7573437): [] sysvec_apic_timer_interrupt+0xf/0xc0 softirqs last enabled at (7482894): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (7482897): [] __irq_exit_rcu+0x11b/0x180 CPU: 1 PID: 10107 Comm: syz-executor.4 Not tainted 6.1.0-rc7-next-20221129 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:rate_control_get_rate+0x6d/0x510 Code: 0f 85 05 04 00 00 49 8b 9c 24 90 06 00 00 48 b8 00 00 00 00 00 fc ff df 48 8d bb e0 12 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 <0f> 85 f9 03 00 00 48 8b 83 e0 12 00 00 48 89 44 24 10 48 8d 45 18 RSP: 0018:ffff88806cf09a88 EFLAGS: 00000246 RAX: dffffc0000000000 RBX: ffff88803adf8de0 RCX: 0000000000000100 RDX: 1ffff110075bf418 RSI: ffffffff840594a1 RDI: ffff88803adfa0c0 RBP: ffff88806cf09b28 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: ffff88804544cb40 R13: 0000000000000000 R14: ffff88806cf09b28 R15: ffff88804544cb40 FS: 00007f82197c5700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000200018c0 CR3: 000000003e908000 CR4: 0000000000350ee0 Call Trace: ieee80211_beacon_get_finish+0x43e/0x610 __ieee80211_beacon_get+0x53b/0x1380 ieee80211_beacon_get_tim+0x99/0x4f0 mac80211_hwsim_beacon_tx+0x1d2/0xab0 __iterate_interfaces+0x2d3/0x560 ieee80211_iterate_active_interfaces_atomic+0x74/0x180 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x54b/0xba0 hrtimer_run_softirq+0x176/0x350 __do_softirq+0x1c7/0x8f9 __irq_exit_rcu+0x11b/0x180 irq_exit_rcu+0x9/0x30 sysvec_apic_timer_interrupt+0x92/0xc0 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:_raw_spin_unlock_irqrestore+0x32/0x60 Code: 48 83 c7 18 53 48 89 f3 48 8b 74 24 10 e8 d6 0d eb fc 48 89 ef e8 9e 85 eb fc 80 e7 02 74 06 e8 04 23 0f fd fb bf 01 00 00 00 d9 e1 e0 fc 65 8b 05 aa 7e c2 7b 85 c0 74 07 5b 5d e9 5b 29 00 RSP: 0018:ffff888046a37c40 EFLAGS: 00000202 RAX: 00000000002c4bd5 RBX: 0000000000000246 RCX: 1ffffffff0ba07c1 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001 RBP: ffffffff856d0520 R08: 0000000000000001 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000dc0 R13: 0000000000000020 R14: 0000000000000020 R15: 0000000000000000 __kmem_cache_alloc_node+0x25b/0x400 kmalloc_trace+0x26/0x60 selinux_sk_alloc_security+0x94/0x210 security_sk_alloc+0x5a/0xb0 sk_prot_alloc+0xa9/0x280 sk_alloc+0x38/0x760 inet6_create+0x342/0xf90 __sock_create+0x34f/0x760 __sys_socket+0x137/0x250 __x64_sys_socket+0x73/0xb0 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f821c24fb19 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:00007f82197c5188 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 RAX: ffffffffffffffda RBX: 00007f821c362f60 RCX: 00007f821c24fb19 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 000000000000000a RBP: 00007f821c2a9f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff4bc3106f R14: 00007f82197c5300 R15: 0000000000022000 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 10110 Comm: syz-executor.7 Not tainted 6.1.0-rc7-next-20221129 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:write_comp_data+0x10/0x90 Code: 7a 20 f8 02 66 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 49 89 f1 49 89 d2 49 89 f8 65 8b 05 98 75 ba 7e <89> c6 81 e6 00 01 00 00 65 48 8b 14 25 00 89 03 00 a9 00 01 ff 00 RSP: 0018:ffff88806ce08fe0 EFLAGS: 00000046 RAX: 0000000000010101 RBX: ffff88806ce09240 RCX: ffffffff815c0364 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000007 RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 R13: ffff8880466d1780 R14: ffff8880466d1780 R15: ffff88806ce090e0 FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055611dfb3628 CR3: 000000001bf32000 CR4: 0000000000350ef0 Call Trace: perf_prepare_sample+0x214/0x21e0 perf_event_output_forward+0xde/0x280 __perf_event_overflow+0x3ed/0x760 perf_swevent_hrtimer+0x361/0x3d0 __hrtimer_run_queues+0x17f/0xba0 hrtimer_interrupt+0x319/0x770 __sysvec_apic_timer_interrupt+0x148/0x500 sysvec_apic_timer_interrupt+0x3f/0xc0 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:unwind_next_frame+0x348/0x2130 Code: 8e c7 15 00 00 41 c6 46 40 01 49 c7 c0 00 4e 4c 85 48 b8 00 00 00 00 00 fc ff df 4d 8d 48 04 4c 89 ca 48 c1 ea 03 0f b6 04 02 <4c> 89 ca 83 e2 07 38 d0 7f 08 84 c0 0f 85 e4 14 00 00 41 0f b6 40 RSP: 0018:ffff88806ce09670 EFLAGS: 00000217 RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff817cc2ca RDX: 1ffffffff0c1d660 RSI: ffffffff860eb300 RDI: ffffffff85dbccb0 RBP: ffff88806ce09748 R08: ffffffff860eb300 R09: ffffffff860eb304 R10: ffff88806ce09ff8 R11: 0000000000038001 R12: ffff88806ce09731 R13: ffff88806ce09750 R14: ffff88806ce096f0 R15: ffffffff817cc2ca arch_stack_walk+0x87/0xf0 stack_trace_save+0x90/0xd0 kasan_save_stack+0x22/0x50 kasan_set_track+0x25/0x30 __kasan_slab_alloc+0x5c/0x70 kmem_cache_alloc+0x1e1/0x410 __create_object+0x3d/0xc10 kmem_cache_alloc_node+0x283/0x420 __alloc_skb+0x21a/0x310 __netdev_alloc_skb+0x76/0x3e0 __ieee80211_beacon_get+0x3de/0x1380 ieee80211_beacon_get_tim+0x99/0x4f0 mac80211_hwsim_beacon_tx+0x1d2/0xab0 __iterate_interfaces+0x2d3/0x560 ieee80211_iterate_active_interfaces_atomic+0x74/0x180 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x54b/0xba0 hrtimer_run_softirq+0x176/0x350 __do_softirq+0x1c7/0x8f9 __irq_exit_rcu+0x11b/0x180 irq_exit_rcu+0x9/0x30 sysvec_apic_timer_interrupt+0x92/0xc0 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:__is_insn_slot_addr+0x4/0x250 Code: 32 88 33 00 e9 96 fd ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 <41> 56 41 55 41 54 49 89 f4 55 53 48 89 fb e8 99 83 ff ff e8 f4 eb RSP: 0018:ffff88804783f610 EFLAGS: 00000246 RAX: 000000004783f700 RBX: 00007f65167e5b19 RCX: 0000000000000000 RDX: ffff888047388000 RSI: 00007f65167e5b19 RDI: ffffffff8564e140 RBP: 00007f65167e5b19 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000038001 R12: ffff88804783f720 R13: 0000000000000000 R14: ffff888047388000 R15: ffff888008c50c80 kernel_text_address+0x48/0xc0 __kernel_text_address+0xd/0x40 unwind_get_return_address+0x59/0xa0 arch_stack_walk+0x9d/0xf0 stack_trace_save+0x90/0xd0 kasan_save_stack+0x22/0x50 kasan_set_track+0x25/0x30 kasan_save_free_info+0x2e/0x50 __kasan_slab_free+0x10a/0x190 kmem_cache_free+0xfb/0x610 exit_mmap+0x253/0x680 mmput+0xd5/0x390 do_exit+0x99b/0x2720 do_group_exit+0xd4/0x2a0 get_signal+0x21a5/0x22e0 arch_do_signal_or_restart+0x79/0x5a0 exit_to_user_mode_prepare+0x131/0x1a0 syscall_exit_to_user_mode+0x1d/0x50 do_syscall_64+0x4c/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f65167e5b19 Code: Unable to access opcode bytes at 0x7f65167e5aef. RSP: 002b:00007f6513d5b188 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 RAX: 0000000000000008 RBX: 00007f65168f8f60 RCX: 00007f65167e5b19 RDX: 0000000000000006 RSI: 0000000000000003 RDI: 0000000000000010 RBP: 00007f651683ff6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd83b0ff9f R14: 00007f6513d5b300 R15: 0000000000022000 ---------------- Code disassembly (best guess): 0: 0f 85 05 04 00 00 jne 0x40b 6: 49 8b 9c 24 90 06 00 mov 0x690(%r12),%rbx d: 00 e: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 15: fc ff df 18: 48 8d bb e0 12 00 00 lea 0x12e0(%rbx),%rdi 1f: 48 89 fa mov %rdi,%rdx 22: 48 c1 ea 03 shr $0x3,%rdx 26: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) * 2a: 0f 85 f9 03 00 00 jne 0x429 <-- trapping instruction 30: 48 8b 83 e0 12 00 00 mov 0x12e0(%rbx),%rax 37: 48 89 44 24 10 mov %rax,0x10(%rsp) 3c: 48 8d 45 18 lea 0x18(%rbp),%rax