RBP: 00007f43b038749e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000007 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007f43b0468f80 R15: 00007ffea5ce97c8
watchdog: BUG: soft lockup - CPU#0 stuck for 123s! [syz-executor.0:26675]
Modules linked in:
CPU: 0 PID: 26675 Comm: syz-executor.0 Tainted: G        W         5.10.210-syzkaller-00394-g70b6ab09a34b #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
RIP: 0010:csd_lock_wait kernel/smp.c:229 [inline]
RIP: 0010:smp_call_function_single+0x278/0x510 kernel/smp.c:517
Code: 0f 85 18 02 00 00 44 8b 6c 24 48 44 89 ee 83 e6 01 31 ff e8 7a f0 0a 00 41 83 e5 01 75 0a e8 bf ec 0a 00 e9 eb 00 00 00 f3 90 <42> 0f b6 04 23 84 c0 75 15 f7 44 24 48 01 00 00 00 0f 84 cd 00 00
RSP: 0018:ffffc90000d06760 EFLAGS: 00000246
RAX: ffffffff815fbd64 RBX: 1ffff920001a0cf5 RCX: 0000000000040000
RDX: ffffc90001541000 RSI: 000000000003ffff RDI: 0000000000040000
RBP: ffffc90000d06850 R08: ffffffff815fbd36 R09: ffffed103ee2aec9
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: 0000000000000001 R14: ffffc90000d067a8 R15: 0000000000000000
FS:  00007fabc81646c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 0000000106799000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 </IRQ>
 smp_call_function_many_cond+0x94e/0xa30 kernel/smp.c:653
 smp_call_function_many kernel/smp.c:716 [inline]
 smp_call_function kernel/smp.c:738 [inline]
 on_each_cpu+0xa8/0x1a0 kernel/smp.c:837
 flush_tlb_kernel_range+0x40/0x1c0 arch/x86/mm/tlb.c:950
 __purge_vmap_area_lazy+0x102/0x1620 mm/vmalloc.c:1355
 _vm_unmap_aliases+0x334/0x3b0 mm/vmalloc.c:1773
 vm_unmap_aliases+0x19/0x20 mm/vmalloc.c:1796
 change_page_attr_set_clr+0x308/0x1050 arch/x86/mm/pat/set_memory.c:1732
 change_page_attr_clear arch/x86/mm/pat/set_memory.c:1789 [inline]
 set_memory_ro+0xa1/0xe0 arch/x86/mm/pat/set_memory.c:1935
 bpf_jit_binary_lock_ro include/linux/filter.h:839 [inline]
 bpf_int_jit_compile+0x9829/0x9dc0 arch/x86/net/bpf_jit_comp.c:2130
 jit_subprogs kernel/bpf/verifier.c:11469 [inline]
 fixup_call_args kernel/bpf/verifier.c:11550 [inline]
 bpf_check+0xd4f3/0xf2b0 kernel/bpf/verifier.c:12685
 bpf_prog_load kernel/bpf/syscall.c:2239 [inline]
 __do_sys_bpf kernel/bpf/syscall.c:4435 [inline]
 __se_sys_bpf+0x107a2/0x11cb0 kernel/bpf/syscall.c:4391
 __x64_sys_bpf+0x7b/0x90 kernel/bpf/syscall.c:4391
 do_syscall_64+0x34/0x70
 entry_SYSCALL_64_after_hwframe+0x61/0xc6
RIP: 0033:0x7fabc93f0d69
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fabc81640c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007fabc951ef80 RCX: 00007fabc93f0d69
RDX: 0000000000000070 RSI: 0000000020000440 RDI: 0000000000000005
RBP: 00007fabc943d49e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000004d R14: 00007fabc951ef80 R15: 00007ffe73b09b98
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 26671 Comm: syz-executor.4 Tainted: G        W         5.10.210-syzkaller-00394-g70b6ab09a34b #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
RIP: 0010:native_halt arch/x86/include/asm/irqflags.h:66 [inline]
RIP: 0010:halt arch/x86/include/asm/irqflags.h:112 [inline]
RIP: 0010:kvm_wait+0xec/0x150 arch/x86/kernel/kvm.c:921
Code: 03 42 0f b6 04 20 84 c0 75 6a 41 0f b6 45 00 44 38 f0 75 26 41 f7 c7 00 02 00 00 75 0f 0f 1f 44 00 00 0f 00 2d 65 4e d5 03 f4 <eb> 0e 0f 1f 44 00 00 0f 00 2d 56 4e d5 03 fb f4 4c 89 7c 24 18 ff
RSP: 0000:ffffc90000e26be0 EFLAGS: 00000046
RAX: 0000000000000003 RBX: 1ffff920001c4d80 RCX: ffffffff8150b5a4
RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffffc90000e26c20
RBP: ffffc90000e26c90 R08: dffffc0000000000 R09: ffffed102270b9d9
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: ffff88811385cec0 R14: 0000000000000003 R15: 0000000000000046
FS:  00007f43af0ae6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 000000011599c000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 pv_wait arch/x86/include/asm/paravirt.h:564 [inline]
 pv_wait_head_or_lock kernel/locking/qspinlock_paravirt.h:470 [inline]
 __pv_queued_spin_lock_slowpath+0x72f/0xc70 kernel/locking/qspinlock.c:508
 pv_queued_spin_lock_slowpath arch/x86/include/asm/paravirt.h:554 [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_flags include/linux/spinlock.h:195 [inline]
 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:119 [inline]
 _raw_spin_lock_irqsave+0x1a0/0x210 kernel/locking/spinlock.c:159
 force_sig_info_to_task+0x67/0x320 kernel/signal.c:1320
 force_sig_fault_to_task kernel/signal.c:1684 [inline]
 force_sig_fault+0x125/0x1c0 kernel/signal.c:1691
 no_context+0x2e1/0xf20 arch/x86/mm/fault.c:672
 __bad_area_nosemaphore+0xcd/0x440 arch/x86/mm/fault.c:848
 bad_area_nosemaphore+0x2d/0x40 arch/x86/mm/fault.c:855
 handle_page_fault arch/x86/mm/fault.c:1462 [inline]
 exc_page_fault+0x3ea/0x5b0 arch/x86/mm/fault.c:1518
 asm_exc_page_fault+0x1e/0x30 arch/x86/include/asm/idtentry.h:571
RIP: 0010:do_strncpy_from_user lib/strncpy_from_user.c:72 [inline]
RIP: 0010:strncpy_from_user+0x2b1/0x2d0 lib/strncpy_from_user.c:139
Code: 41 5f 5d c3 e8 30 eb fb fe 45 31 f6 eb e4 e8 26 eb fb fe 49 c7 c6 f2 ff ff ff eb d6 e8 18 eb fb fe 49 c7 c6 f2 ff ff ff eb c8 <e8> 0a eb fb fe eb a9 e8 03 eb fb fe 4d 29 f5 4c 8b 7d d0 e9 28 ff
RSP: 0000:ffffc90000e272e0 EFLAGS: 00050002
RAX: 0000000000000000 RBX: 00007ffffffff000 RCX: ffff888125c34f00
RDX: ffffc90002651000 RSI: 0000000000000005 RDI: 0000000000000000
RBP: ffffc90000e27328 R08: ffffffff826ebe3f R09: ffffffff81aee863
R10: 0000000000000003 R11: ffff888125c34f00 R12: 0000000000000005
R13: 0000000000000004 R14: 0000000000000000 R15: ffffc90000e273a8
 strncpy_from_user_nofault+0x73/0x150 mm/maccess.c:279
 bpf_probe_read_user_str_common kernel/trace/bpf_trace.c:191 [inline]
 ____bpf_probe_read_user_str kernel/trace/bpf_trace.c:200 [inline]
 bpf_probe_read_user_str+0x2a/0x70 kernel/trace/bpf_trace.c:197
 bpf_prog_c244db0ba6d4c74e+0x35/0xfe4
 bpf_dispatcher_nop_func include/linux/bpf.h:669 [inline]
 __bpf_trace_run kernel/trace/bpf_trace.c:2061 [inline]
 bpf_trace_run4+0x13e/0x2e0 kernel/trace/bpf_trace.c:2100
 __bpf_trace_mm_page_alloc+0xbf/0xf0 include/trace/events/kmem.h:193
 trace_mm_page_alloc include/trace/events/kmem.h:193 [inline]
 __alloc_pages_nodemask+0xa8e/0xaf0 mm/page_alloc.c:5374
 allocate_slab mm/slub.c:1808 [inline]
 new_slab+0x80/0x400 mm/slub.c:1869
 new_slab_objects mm/slub.c:2627 [inline]
 ___slab_alloc+0x302/0x4b0 mm/slub.c:2791
 __slab_alloc+0x63/0xa0 mm/slub.c:2831
 slab_alloc_node mm/slub.c:2913 [inline]
 slab_alloc mm/slub.c:2955 [inline]
 kmem_cache_alloc+0x1b9/0x2e0 mm/slub.c:2960
 __sigqueue_alloc+0x19e/0x2f0 kernel/signal.c:438
 __send_signal+0x1e6/0xb90 kernel/signal.c:1119
 send_signal+0x4c1/0x5e0 kernel/signal.c:1245
 force_sig_info_to_task+0x272/0x320 kernel/signal.c:1337
 force_sig_fault_to_task kernel/signal.c:1684 [inline]
 force_sig_fault+0x125/0x1c0 kernel/signal.c:1691
 no_context+0x2e1/0xf20 arch/x86/mm/fault.c:672
 __bad_area_nosemaphore+0xcd/0x440 arch/x86/mm/fault.c:848
 __bad_area arch/x86/mm/fault.c:869 [inline]
 bad_area+0x69/0x80 arch/x86/mm/fault.c:875
 handle_page_fault arch/x86/mm/fault.c:1462 [inline]
 exc_page_fault+0x439/0x5b0 arch/x86/mm/fault.c:1518
 asm_exc_page_fault+0x1e/0x30 arch/x86/include/asm/idtentry.h:571
RIP: 0010:__put_user_nocheck_8+0x11/0x21
Code: 0f 01 ca c3 66 0f 1f 44 00 00 48 bb f9 ef ff ff ff 7f 00 00 48 39 d9 73 14 0f 01 cb 48 89 01 31 c9 0f 01 ca c3 0f 1f 44 00 00 <0f> 01 ca b9 f2 ff ff ff c3 cc cc cc cc cc cc cc 55 48 89 e5 41 57
RSP: 0000:ffffc90000e27d98 EFLAGS: 00050283
RAX: 000000006e3b9fa0 RBX: 00007fffffffeff9 RCX: 0000000000000019
RDX: ffffc90002651000 RSI: 0000000000000a90 RDI: 0000000000000a91
RBP: ffffc90000e27e48 R08: ffffffff815b6014 R09: ffffc90000e27de0
R10: 0000000000000000 R11: dffffc0000000001 R12: ffffc90000e27de0
R13: dffffc0000000000 R14: 1ffff920001c4fb8 R15: 0000000000000019
 emulate_vsyscall+0xe33/0x13d0 arch/x86/entry/vsyscall/vsyscall_64.c:246
 do_user_addr_fault arch/x86/mm/fault.c:1309 [inline]
 handle_page_fault arch/x86/mm/fault.c:1462 [inline]
 exc_page_fault+0x147/0x5b0 arch/x86/mm/fault.c:1518
 asm_exc_page_fault+0x1e/0x30 arch/x86/include/asm/idtentry.h:571
RIP: 0033:_end+0x783da000/0x0
Code: Unable to access opcode bytes at RIP 0xffffffffff5fffd6.
RSP: 002b:00007f43af0adb38 EFLAGS: 00010246
RAX: ffffffffffffffda RBX: 00007f43b0468f80 RCX: 00007f43b033ad69
RDX: 00007f43af0adb40 RSI: 00007f43af0adc70 RDI: 0000000000000019
RBP: 00007f43b038749e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000007 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007f43b0468f80 R15: 00007ffea5ce97c8