loop5: detected capacity change from 0 to 40 watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [syz-executor.2:4749] Modules linked in: irq event stamp: 6166593 hardirqs last enabled at (6166592): [] asm_sysvec_apic_timer_interrupt+0x1a/0x20 hardirqs last disabled at (6166593): [] sysvec_apic_timer_interrupt+0xf/0xc0 softirqs last enabled at (6138282): [] irq_exit_rcu+0x11f/0x190 softirqs last disabled at (6138285): [] irq_exit_rcu+0x11f/0x190 CPU: 1 PID: 4749 Comm: syz-executor.2 Not tainted 6.2.0-rc4-next-20230118 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:lockdep_init_map_type+0x87/0x7f0 Code: 0f 85 98 06 00 00 49 c7 c6 c0 4f 9e 87 48 c7 45 10 00 00 00 00 48 b8 00 00 00 00 00 fc ff df 4c 89 f2 48 c1 ea 03 0f b6 14 02 <4c> 89 f0 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 59 05 00 00 8b RSP: 0018:ffff88806cf099e0 EFLAGS: 00000212 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000004 RSI: ffffffff848ff960 RDI: ffff888041ad9748 RBP: ffff888041ad9738 R08: 0000000000000002 R09: 0000000000000000 R10: ffff88806cb38328 R11: 0000000000000001 R12: ffffffff87a059c0 R13: 0000000000000000 R14: ffffffff879e4fc0 R15: ffff888041ad9720 FS: 0000000000000000(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f313bb19998 CR3: 000000000c66a000 CR4: 0000000000350ee0 Call Trace: __raw_spin_lock_init+0x3a/0x110 __create_object+0x121/0xc40 kmem_cache_alloc_node+0x215/0x310 __alloc_skb+0x21a/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+0x274/0x8ff irq_exit_rcu+0x11f/0x190 sysvec_apic_timer_interrupt+0x92/0xc0 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:__delete_object+0xa/0x100 Code: 0b eb d2 e8 48 88 fc ff eb c5 66 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 b8 00 00 00 00 00 fc ff df <41> 55 4c 8d 6f 40 41 54 4c 89 ea 55 48 c1 ea 03 48 89 fd 48 83 ec RSP: 0018:ffff888019f2f7f0 EFLAGS: 00000246 RAX: dffffc0000000000 RBX: ffff88800e2cd900 RCX: 0000000000000000 RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff888009a00980 RBP: ffff88800844fa00 R08: 0000000000000001 R09: ffffffff8765996f R10: fffffbfff0ecb32d R11: 0000000000000001 R12: ffffea000038b340 R13: ffffffff81139ead R14: 0000000001085480 R15: 0000000000000000 kmem_cache_free+0xb9/0x510 ___pte_free_tlb+0x1d/0x110 free_pgd_range+0x7be/0x1330 free_pgtables+0x2d6/0x420 exit_mmap+0x1b8/0x6a0 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+0xf5/0x190 syscall_exit_to_user_mode+0x1d/0x50 do_syscall_64+0x4c/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f12ac918b19 Code: Unable to access opcode bytes at 0x7f12ac918aef. RSP: 002b:00007f12a9e8e188 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: fffffffffffffff7 RBX: 00007f12aca2bf60 RCX: 00007f12ac918b19 RDX: 0000000000100000 RSI: 00000000200003c0 RDI: ffffffffffffffff RBP: 00007f12ac972f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000095 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffdce1195cf R14: 00007f12a9e8e300 R15: 0000000000022000 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 4761 Comm: syz-executor.0 Not tainted 6.2.0-rc4-next-20230118 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:lapic_next_deadline+0x25/0x50 Code: 90 90 90 90 90 f3 0f 1e fa 0f ae f0 0f ae e8 0f 31 48 c1 e2 20 b9 e0 06 00 00 48 09 c2 48 8d 04 fa 48 89 c2 48 c1 ea 20 0f 30 <66> 90 31 c0 e9 46 91 34 03 48 89 c6 31 d2 bf e0 06 00 00 e8 03 71 RSP: 0018:ffff88806ce09840 EFLAGS: 00000017 RAX: 00000139f54507ec RBX: 0000000000000000 RCX: 00000000000006e0 RDX: 0000000000000139 RSI: ffff88806ce28140 RDI: 000000000000021d RBP: ffff88806ce28140 R08: 0000000000000007 R09: 0000000000000000 R10: 000000000000060d R11: 0000000000000001 R12: 000000000000021d R13: 0000000000000000 R14: 0000000000000001 R15: ffff88806ce2b8c0 FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005577d27d1648 CR3: 000000000c66a000 CR4: 0000000000350ef0 Call Trace: clockevents_program_event+0x248/0x360 tick_program_event+0xb0/0x150 hrtimer_interrupt+0x36a/0x770 __sysvec_apic_timer_interrupt+0x148/0x510 sysvec_apic_timer_interrupt+0x3f/0xc0 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:__kasan_check_read+0x0/0x20 Code: 48 39 c7 0f 82 e2 c2 b6 02 eb dd 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 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 89 f6 31 d2 e9 8f f4 ff ff 66 66 2e 0f 1f RSP: 0018:ffff88806ce09a28 EFLAGS: 00000202 RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff844484fb RDX: fffffbfff0b49135 RSI: 0000000000000004 RDI: ffffffff85a489a0 RBP: ffffffff85a489a0 R08: 0000000000000000 R09: ffffffff85a489a3 R10: fffffbfff0b49134 R11: 0000000000000001 R12: 0000000000000003 R13: fffffbfff0b49134 R14: 0000000000000001 R15: 1ffff1100d9c1347 queued_spin_lock_slowpath+0xab/0xc90 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+0x274/0x8ff irq_exit_rcu+0x11f/0x190 sysvec_apic_timer_interrupt+0x92/0xc0 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:__sanitizer_cov_trace_pc+0x3b/0x70 Code: 81 e1 00 01 00 00 65 48 8b 14 25 80 89 03 00 a9 00 01 ff 00 74 0e 85 c9 74 35 8b 82 14 14 00 00 85 c0 74 2b 8b 82 f0 13 00 00 <83> f8 02 75 20 48 8b 8a f8 13 00 00 8b 92 f4 13 00 00 48 8b 01 48 RSP: 0018:ffff8880434d7658 EFLAGS: 00000246 RAX: 0000000000000000 RBX: ffff88800fca0b50 RCX: 0000000000000000 RDX: ffff888019e1d040 RSI: ffffffff81772180 RDI: ffffea0000ee6640 RBP: ffffea0000ee6640 R08: 0000000000000004 R09: 00000000000001fe R10: 0000000000000167 R11: 0000000000000001 R12: 00000000000001fe R13: dffffc0000000000 R14: ffff88800fca0010 R15: 00000000000001fe free_swap_cache+0x10/0x3a0 free_pages_and_swap_cache+0x60/0xa0 tlb_batch_pages_flush+0xa8/0x1b0 unmap_page_range+0x1a59/0x2d90 unmap_single_vma+0x190/0x2a0 unmap_vmas+0x225/0x370 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+0xf5/0x190 syscall_exit_to_user_mode+0x1d/0x50 do_syscall_64+0x4c/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f52e5236b19 Code: Unable to access opcode bytes at 0x7f52e5236aef. RSP: 002b:00007f52e278b188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: 0000000000000000 RBX: 00007f52e534a020 RCX: 00007f52e5236b19 RDX: 0000000000000004 RSI: 0000000000004c81 RDI: 0000000000000005 RBP: 00007f52e5290f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd5329bd6f R14: 00007f52e278b300 R15: 0000000000022000 ---------------- Code disassembly (best guess): 0: 0f 85 98 06 00 00 jne 0x69e 6: 49 c7 c6 c0 4f 9e 87 mov $0xffffffff879e4fc0,%r14 d: 48 c7 45 10 00 00 00 movq $0x0,0x10(%rbp) 14: 00 15: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 1c: fc ff df 1f: 4c 89 f2 mov %r14,%rdx 22: 48 c1 ea 03 shr $0x3,%rdx 26: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx * 2a: 4c 89 f0 mov %r14,%rax <-- trapping instruction 2d: 83 e0 07 and $0x7,%eax 30: 83 c0 03 add $0x3,%eax 33: 38 d0 cmp %dl,%al 35: 7c 08 jl 0x3f 37: 84 d2 test %dl,%dl 39: 0f 85 59 05 00 00 jne 0x598 3f: 8b .byte 0x8b