loop2: detected capacity change from 0 to 264192 loop7: detected capacity change from 0 to 264192 loop1: detected capacity change from 0 to 264192 watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [syz-executor.5:25066] Modules linked in: irq event stamp: 4802561 hardirqs last enabled at (4802560): [] asm_sysvec_apic_timer_interrupt+0x1a/0x20 hardirqs last disabled at (4802561): [] sysvec_apic_timer_interrupt+0xf/0xc0 softirqs last enabled at (4723350): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (4723353): [] __irq_exit_rcu+0x11b/0x180 CPU: 1 PID: 25066 Comm: syz-executor.5 Not tainted 6.2.0-rc2-next-20230105 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:rcu_is_watching+0x0/0xb0 Code: 10 03 e8 f3 e0 49 00 eb dc e8 dc e1 49 00 eb 99 e8 e5 e0 49 00 e9 50 ff ff ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 53 48 83 ec 08 65 ff 05 f8 dc cf 7e e8 1b 96 0e 03 48 RSP: 0018:ffff88806cf095b8 EFLAGS: 00000246 RAX: 0000000000000000 RBX: ffffffff8564ed00 RCX: 0000000000000100 RDX: ffff888017168000 RSI: ffffffff8149f2dc RDI: 0000000000000005 RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000001 R12: 00007f325e9ecb19 R13: 0000000000000000 R14: ffff888017168000 R15: 00000000000000f0 FS: 00007f325bf62700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020010000 CR3: 00000000158de000 CR4: 0000000000350ee0 Call Trace: __is_insn_slot_addr+0x161/0x290 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_slab_alloc+0x5c/0x70 kmem_cache_alloc+0x172/0x300 __create_object+0x3d/0xc40 __kmem_cache_alloc_node+0x1ed/0x2f0 __kmalloc_node_track_caller+0x43/0xb0 __alloc_skb+0xe9/0x310 skb_copy+0x13d/0x3d0 mac80211_hwsim_tx_frame_no_nl.isra.0+0xb6d/0x1360 mac80211_hwsim_tx_frame+0x1ee/0x2a0 mac80211_hwsim_beacon_tx+0x566/0xb10 __iterate_interfaces+0x2d3/0x580 ieee80211_iterate_active_interfaces_atomic+0x73/0x1c0 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x54b/0xcb0 hrtimer_run_softirq+0x176/0x350 __do_softirq+0x1c7/0x913 __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:__local_bh_enable_ip+0xac/0x130 Code: 1d d1 65 eb 7e 65 8b 05 ca 65 eb 7e a9 00 ff ff 00 74 49 bf 01 00 00 00 e8 91 b7 09 00 e8 cc 67 38 00 fb 65 8b 05 ac 65 eb 7e <85> c0 74 5c 5b 5d e9 5d 4f 2c 03 65 8b 05 ce 61 ea 7e 85 c0 75 9e RSP: 0018:ffff88803c8473d0 EFLAGS: 00000206 RAX: 0000000000000000 RBX: 00000000fffffe01 RCX: ffffffff812b7aef RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffffff837d06bd R08: 0000000000000001 R09: ffffffff8764d98f R10: fffffbfff0ec9b31 R11: 0000000000000001 R12: 0000000000000000 R13: ffff888017e1b990 R14: ffff888017e1b998 R15: 0000000000000010 ip_finish_output2+0x73b/0x2120 ip_do_fragment+0x1e14/0x24e0 ip_fragment.constprop.0+0x16b/0x240 __ip_finish_output.part.0+0x883/0xd10 ip_output+0x2ec/0x8e0 ip_push_pending_frames+0x30b/0x5c0 raw_sendmsg+0x120d/0x2c00 inet_sendmsg+0x121/0x150 sock_sendmsg+0x140/0x190 ____sys_sendmsg+0x744/0x930 ___sys_sendmsg+0x110/0x1b0 __sys_sendmsg+0xf7/0x1d0 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f325e9ecb19 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:00007f325bf62188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f325eafff60 RCX: 00007f325e9ecb19 RDX: 0000000000000000 RSI: 0000000020000780 RDI: 0000000000000004 RBP: 00007f325ea46f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc089ca88f R14: 00007f325bf62300 R15: 0000000000022000 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 25058 Comm: syz-executor.0 Not tainted 6.2.0-rc2-next-20230105 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:__sanitizer_cov_trace_const_cmp8+0x0/0x20 Code: 0c 24 89 f2 89 fe bf 05 00 00 00 e9 2a fe ff ff 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 48 8b 0c 24 48 89 f2 48 89 fe bf 07 00 00 00 e9 f8 fd RSP: 0018:ffff88806ce09360 EFLAGS: 00000046 RAX: 0000000000000000 RBX: ffff88806ce095c0 RCX: 0000000000000100 RDX: ffff888042650000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 R13: ffff888046489d60 R14: ffff888046489d60 R15: ffff88806ce09460 FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055bd12972648 CR3: 000000000efaa000 CR4: 0000000000350ef0 Call Trace: perf_prepare_sample+0x975/0x2200 perf_event_output_forward+0xdd/0x2c0 __perf_event_overflow+0x3ed/0x760 perf_swevent_hrtimer+0x361/0x3d0 __hrtimer_run_queues+0x17f/0xcb0 hrtimer_interrupt+0x319/0x770 __sysvec_apic_timer_interrupt+0x148/0x510 sysvec_apic_timer_interrupt+0x3f/0xc0 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:queued_spin_lock_slowpath+0x128/0xc90 Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 e7 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f e9 0e 20 00 00 f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e5 00 00 RSP: 0018:ffff88806ce09a28 EFLAGS: 00000202 RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff844452bb RDX: fffffbfff0b48a71 RSI: 0000000000000004 RDI: ffffffff85a45380 RBP: ffffffff85a45380 R08: 0000000000000000 R09: ffffffff85a45383 R10: fffffbfff0b48a70 R11: 0000000000000001 R12: 0000000000000003 R13: fffffbfff0b48a70 R14: 0000000000000001 R15: 1ffff1100d9c1346 do_raw_spin_lock+0x1e0/0x270 mac80211_hwsim_tx_frame_no_nl.isra.0+0x6f1/0x1360 mac80211_hwsim_tx_frame+0x1ee/0x2a0 mac80211_hwsim_beacon_tx+0x566/0xb10 __iterate_interfaces+0x2d3/0x580 ieee80211_iterate_active_interfaces_atomic+0x73/0x1c0 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x54b/0xcb0 hrtimer_run_softirq+0x176/0x350 __do_softirq+0x1c7/0x913 __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:unmap_page_range+0xc82/0x2c10 Code: 04 e9 db ff 48 85 db 0f 84 9c 06 00 00 48 8b 44 24 50 48 89 44 24 20 e9 7b fb ff ff 48 8b 44 24 20 48 89 04 24 e8 7e ec db ff <48> 8b 44 24 48 49 c7 c4 50 d3 d0 85 45 31 ed 4c 8b b4 24 90 00 00 RSP: 0018:ffff888049567720 EFLAGS: 00000293 RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 RDX: ffff888042650000 RSI: ffffffff816d8862 RDI: 0000000000000001 RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000001 R12: ffff888048e92d48 R13: 8000000041681007 R14: 00007f5d37c00000 R15: ffff888049567af8 unmap_single_vma+0x190/0x2a0 unmap_vmas+0x226/0x380 exit_mmap+0x158/0x6a0 mmput+0xd5/0x390 do_exit+0x99b/0x2780 do_group_exit+0xd4/0x2a0 get_signal+0x2255/0x2390 arch_do_signal_or_restart+0x79/0x5a0 exit_to_user_mode_prepare+0x131/0x1a0 irqentry_exit_to_user_mode+0x9/0x30 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0033:0x7f5d38c8db19 Code: Unable to access opcode bytes at 0x7f5d38c8daef. RSP: 002b:00007f5d36203188 EFLAGS: 00000246 RAX: 0000000000000000 RBX: 00007f5d38da0f60 RCX: 00007f5d38c8db19 RDX: 0000000020000040 RSI: 0000000000008933 RDI: 0000000000000005 RBP: 00007f5d38ce7f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe22767cef R14: 00007f5d36203300 R15: 0000000000022000 ---------------- Code disassembly (best guess): 0: 10 03 adc %al,(%rbx) 2: e8 f3 e0 49 00 callq 0x49e0fa 7: eb dc jmp 0xffffffe5 9: e8 dc e1 49 00 callq 0x49e1ea e: eb 99 jmp 0xffffffa9 10: e8 e5 e0 49 00 callq 0x49e0fa 15: e9 50 ff ff ff jmpq 0xffffff6a 1a: 90 nop 1b: 90 nop 1c: 90 nop 1d: 90 nop 1e: 90 nop 1f: 90 nop 20: 90 nop 21: 90 nop 22: 90 nop 23: 90 nop 24: 90 nop 25: 90 nop 26: 90 nop 27: 90 nop 28: 90 nop 29: 90 nop * 2a: f3 0f 1e fa endbr64 <-- trapping instruction 2e: 53 push %rbx 2f: 48 83 ec 08 sub $0x8,%rsp 33: 65 ff 05 f8 dc cf 7e incl %gs:0x7ecfdcf8(%rip) # 0x7ecfdd32 3a: e8 1b 96 0e 03 callq 0x30e965a 3f: 48 rex.W