watchdog: BUG: soft lockup - CPU#0 stuck for 144s! [syz-executor.2:20242] Modules linked in: irq event stamp: 13472079 hardirqs last enabled at (13472078): [] asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:638 hardirqs last disabled at (13472079): [] sysvec_apic_timer_interrupt+0xb/0xc0 arch/x86/kernel/apic/apic.c:1097 softirqs last enabled at (11625512): [] invoke_softirq kernel/softirq.c:432 [inline] softirqs last enabled at (11625512): [] __irq_exit_rcu+0x123/0x180 kernel/softirq.c:636 softirqs last disabled at (11625515): [] invoke_softirq kernel/softirq.c:432 [inline] softirqs last disabled at (11625515): [] __irq_exit_rcu+0x123/0x180 kernel/softirq.c:636 CPU: 0 PID: 20242 Comm: syz-executor.2 Not tainted 5.14.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:mac80211_hwsim_tx_frame_no_nl.isra.0+0x77b/0x1330 drivers/net/wireless/mac80211_hwsim.c:1527 Code: 00 00 00 c6 84 24 98 00 00 00 00 74 bb e8 fd f0 3f fc 48 8d bb ac 3c 00 00 48 89 f8 48 89 fa 48 c1 e8 03 83 e2 07 0f b6 04 28 <38> d0 7f 08 84 c0 0f 85 36 09 00 00 44 0f b6 bb ac 3c 00 00 31 ff RSP: 0018:ffffc90000007ba0 EFLAGS: 00000202 RAX: 0000000000000000 RBX: ffff8880683d32a0 RCX: 0000000000000100 RDX: 0000000000000004 RSI: ffffffff85363043 RDI: ffff8880683d6f4c RBP: dffffc0000000000 R08: 0000000000000007 R09: 0000000000000000 R10: ffffffff85363079 R11: 0000000000000000 R12: ffff8880ab323500 R13: ffff888028d234d0 R14: ffff888028d232a0 R15: 0000000000000000 FS: 00007f4ecf9eb700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f92d364a718 CR3: 0000000040f10000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: mac80211_hwsim_tx_frame+0x1ee/0x2a0 drivers/net/wireless/mac80211_hwsim.c:1784 mac80211_hwsim_beacon_tx+0x49b/0x930 drivers/net/wireless/mac80211_hwsim.c:1838 __iterate_interfaces+0x1e5/0x520 net/mac80211/util.c:793 ieee80211_iterate_active_interfaces_atomic+0x70/0x180 net/mac80211/util.c:829 mac80211_hwsim_beacon+0xd5/0x1a0 drivers/net/wireless/mac80211_hwsim.c:1861 __run_hrtimer kernel/time/hrtimer.c:1685 [inline] __hrtimer_run_queues+0x609/0xe50 kernel/time/hrtimer.c:1749 hrtimer_run_softirq+0x17b/0x360 kernel/time/hrtimer.c:1766 __do_softirq+0x29b/0x9c2 kernel/softirq.c:558 invoke_softirq kernel/softirq.c:432 [inline] __irq_exit_rcu+0x123/0x180 kernel/softirq.c:636 irq_exit_rcu+0x5/0x20 kernel/softirq.c:648 sysvec_apic_timer_interrupt+0x93/0xc0 arch/x86/kernel/apic/apic.c:1097 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:638 RIP: 0010:__apply_to_page_range+0xf48/0x1080 mm/memory.c:2682 Code: c9 ff 48 89 e8 48 b9 00 00 00 00 00 fc ff df 48 c1 e8 03 80 3c 08 00 0f 85 35 01 00 00 48 8b 44 24 28 48 8b 28 e9 35 f4 ff ff <45> 31 e4 e9 ae fa ff ff 48 89 ef e8 d8 f1 10 00 e9 07 f7 ff ff 48 RSP: 0018:ffffc900017ef520 EFLAGS: 00000246 RAX: 0000000000000000 RBX: fffff52000323000 RCX: fffff52000323000 RDX: 0000000000000000 RSI: ffff888020d9d580 RDI: 0000000000000003 RBP: ffff88801599a918 R08: fffff52000323000 R09: ffffffff8baa98fb R10: ffffffff81ac67a7 R11: 0000000000086089 R12: 0000000000000000 R13: fffff52000323000 R14: fffff52000323000 R15: 0000000000000000 kasan_release_vmalloc+0xa7/0xc0 mm/kasan/shadow.c:485 __purge_vmap_area_lazy+0x8f9/0x1c50 mm/vmalloc.c:1692 _vm_unmap_aliases.part.0+0x3f0/0x500 mm/vmalloc.c:2095 _vm_unmap_aliases mm/vmalloc.c:2069 [inline] vm_unmap_aliases+0x47/0x50 mm/vmalloc.c:2118 change_page_attr_set_clr+0x241/0x500 arch/x86/mm/pat/set_memory.c:1740 change_page_attr_clear arch/x86/mm/pat/set_memory.c:1797 [inline] set_memory_ro+0x78/0xa0 arch/x86/mm/pat/set_memory.c:1943 bpf_jit_binary_lock_ro include/linux/filter.h:890 [inline] bpf_int_jit_compile+0xe36/0x11e0 arch/x86/net/bpf_jit_comp.c:2338 bpf_prog_select_runtime+0x464/0x6a0 kernel/bpf/core.c:1914 bpf_prog_load+0xe8b/0x21f0 kernel/bpf/syscall.c:2305 __sys_bpf+0x67e/0x5df0 kernel/bpf/syscall.c:4587 __do_sys_bpf kernel/bpf/syscall.c:4691 [inline] __se_sys_bpf kernel/bpf/syscall.c:4689 [inline] __x64_sys_bpf+0x75/0xb0 kernel/bpf/syscall.c:4689 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x4665f9 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:00007f4ecf9eb188 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9 RDX: 000000000000006d RSI: 00000000200000c0 RDI: 0000000000000005 RBP: 00000000004bfcc4 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80 R13: 00007ffc15a5c99f R14: 00007f4ecf9eb300 R15: 0000000000022000 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 20241 Comm: syz-executor.5 Not tainted 5.14.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:clockevents_program_event+0x1f7/0x370 kernel/time/clockevents.c:333 Code: 03 38 d0 7c 08 84 d2 0f 85 44 01 00 00 48 8d 7d 30 44 8b 6d 34 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 0f b6 04 02 <84> c0 74 08 3c 03 0f 8e 25 01 00 00 8b 45 30 44 89 ee bf 3f 00 00 RSP: 0018:ffffc90000dc0ed8 EFLAGS: 00000806 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 1ffff110173a3e66 RSI: ffffffff8168f86c RDI: ffff8880b9d1f330 RBP: ffff8880b9d1f300 R08: 0000000000000000 R09: 0000000000000000 R10: ffffffff8168f85e R11: 0000000000000000 R12: 0000000000001360 R13: 0000000000000020 R14: 0000000000000000 R15: ffff8880b9d223c0 FS: 00007fc788c2e700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fc788c0d718 CR3: 00000000a9f66000 CR4: 00000000001506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 Call Trace: tick_program_event+0xac/0x140 kernel/time/tick-oneshot.c:44 hrtimer_interrupt+0x36e/0x790 kernel/time/hrtimer.c:1824 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1086 [inline] __sysvec_apic_timer_interrupt+0x146/0x530 arch/x86/kernel/apic/apic.c:1103 sysvec_apic_timer_interrupt+0x8e/0xc0 arch/x86/kernel/apic/apic.c:1097 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:638 RIP: 0010:pv_wait_head_or_lock kernel/locking/qspinlock_paravirt.h:434 [inline] RIP: 0010:__pv_queued_spin_lock_slowpath+0x3ba/0xb40 kernel/locking/qspinlock.c:508 Code: eb c6 45 01 01 41 bc 00 80 00 00 48 c1 e9 03 83 e3 07 41 be 01 00 00 00 48 b8 00 00 00 00 00 fc ff df 4c 8d 2c 01 eb 0c f3 90 <41> 83 ec 01 0f 84 72 04 00 00 41 0f b6 45 00 38 d8 7f 08 84 c0 0f RSP: 0018:ffffc900017df658 EFLAGS: 00000206 RAX: 0000000000000003 RBX: 0000000000000000 RCX: 1ffffffff17538e0 RDX: 0000000000000001 RSI: ffffffff817c4a01 RDI: ffffffff81334591 RBP: ffffffff8ba9c700 R08: 0000000000000001 R09: 0000000000000001 R10: ffffffff817c49c9 R11: 0000000000000000 R12: 0000000000004187 R13: fffffbfff17538e0 R14: 0000000000000001 R15: ffff8880b9d327c0 pv_queued_spin_lock_slowpath arch/x86/include/asm/paravirt.h:585 [inline] queued_spin_lock_slowpath arch/x86/include/asm/qspinlock.h:51 [inline] queued_spin_lock include/asm-generic/qspinlock.h:85 [inline] do_raw_spin_lock+0x200/0x2b0 kernel/locking/spinlock_debug.c:115 spin_lock include/linux/spinlock.h:363 [inline] preload_this_cpu_lock mm/vmalloc.c:1488 [inline] alloc_vmap_area+0xba1/0x1e00 mm/vmalloc.c:1530 __get_vm_area_node.constprop.0+0x128/0x380 mm/vmalloc.c:2411 __vmalloc_node_range+0x12a/0x9e0 mm/vmalloc.c:2998 __vmalloc_node mm/vmalloc.c:3057 [inline] __vmalloc+0x69/0x80 mm/vmalloc.c:3071 bpf_prog_alloc_no_stats+0x38/0x360 kernel/bpf/core.c:87 bpf_prog_alloc+0x28/0x1a0 kernel/bpf/core.c:121 bpf_prog_load+0x651/0x21f0 kernel/bpf/syscall.c:2248 __sys_bpf+0x67e/0x5df0 kernel/bpf/syscall.c:4587 __do_sys_bpf kernel/bpf/syscall.c:4691 [inline] __se_sys_bpf kernel/bpf/syscall.c:4689 [inline] __x64_sys_bpf+0x75/0xb0 kernel/bpf/syscall.c:4689 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x4665f9 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:00007fc788c2e188 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9 RDX: 0000000000000078 RSI: 00000000200009c0 RDI: 0000000000000005 RBP: 00000000004bfcc4 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80 R13: 00007ffe7896f10f R14: 00007fc788c2e300 R15: 0000000000022000 ---------------- Code disassembly (best guess): 0: 00 00 add %al,(%rax) 2: 00 c6 add %al,%dh 4: 84 24 98 test %ah,(%rax,%rbx,4) 7: 00 00 add %al,(%rax) 9: 00 00 add %al,(%rax) b: 74 bb je 0xffffffc8 d: e8 fd f0 3f fc callq 0xfc3ff10f 12: 48 8d bb ac 3c 00 00 lea 0x3cac(%rbx),%rdi 19: 48 89 f8 mov %rdi,%rax 1c: 48 89 fa mov %rdi,%rdx 1f: 48 c1 e8 03 shr $0x3,%rax 23: 83 e2 07 and $0x7,%edx 26: 0f b6 04 28 movzbl (%rax,%rbp,1),%eax * 2a: 38 d0 cmp %dl,%al <-- trapping instruction 2c: 7f 08 jg 0x36 2e: 84 c0 test %al,%al 30: 0f 85 36 09 00 00 jne 0x96c 36: 44 0f b6 bb ac 3c 00 movzbl 0x3cac(%rbx),%r15d 3d: 00 3e: 31 ff xor %edi,%edi