kthread+0x34b/0x3d0 kernel/kthread.c:313
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:299
watchdog: BUG: soft lockup - CPU#1 stuck for 123s! [syz-executor.0:841]
Modules linked in:
CPU: 1 PID: 841 Comm: syz-executor.0 Tainted: G W 5.10.209-syzkaller-00039-g8d3bb9cb3b7d #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
RIP: 0010:__sanitizer_cov_trace_pc+0x1/0x60 kernel/kcov.c:190
Code: 00 00 0f 0b 0f 1f 44 00 00 55 48 89 e5 53 48 89 fb e8 13 00 00 00 48 8b 3d 34 c9 78 05 48 89 de e8 d4 d1 3c 00 5b 5d c3 cc 55 <48> 89 e5 48 8b 45 08 65 48 8b 0d 90 c4 97 7e 65 8b 15 95 c4 97 7e
RSP: 0018:ffffc900017b6e10 EFLAGS: 00000202
RAX: 0000000000000000 RBX: 1ffff920002f6dcd RCX: 0000000000040000
RDX: ffffc90001809000 RSI: 000000000003ffff RDI: 0000000000040000
RBP: ffffc900017b6f10 R08: ffffffff815fbbd6 R09: ffffed103ee0aec9
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: 0000000000000001 R14: ffffc900017b6e68 R15: 0000000000000000
FS: 00007fcea62426c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f0d18df66c6 CR3: 000000013a8c2000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
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
bpf_prog_select_runtime+0x735/0x9c0 kernel/bpf/core.c:1872
bpf_prog_load kernel/bpf/syscall.c:2237 [inline]
__do_sys_bpf kernel/bpf/syscall.c:4429 [inline]
__se_sys_bpf+0x1080e/0x11cb0 kernel/bpf/syscall.c:4385
__x64_sys_bpf+0x7b/0x90 kernel/bpf/syscall.c:4385
do_syscall_64+0x34/0x70
entry_SYSCALL_64_after_hwframe+0x61/0xc6
RIP: 0033:0x7fcea74ceea9
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:00007fcea62420c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007fcea75fcf80 RCX: 00007fcea74ceea9
RDX: 0000000000000090 RSI: 00000000200000c0 RDI: 0000000000000005
RBP: 00007fcea751b4a4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007fcea75fcf80 R15: 00007ffd6356e3a8
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 843 Comm: syz-executor.1 Tainted: G W 5.10.209-syzkaller-00039-g8d3bb9cb3b7d #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 55 4c d5 03 f4 0e 0f 1f 44 00 00 0f 00 2d 46 4c d5 03 fb f4 4c 89 7c 24 18 ff
RSP: 0000:ffffc90000d86f60 EFLAGS: 00000046
RAX: 0000000000000003 RBX: 1ffff920001b0df0 RCX: ffffffff8150b644
RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffffc90000d86fa0
RBP: ffffc90000d87010 R08: dffffc0000000000 R09: ffffed1024ae4d21
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: ffff888125726900 R14: 0000000000000003 R15: 0000000000000046
FS: 00007fe08c69a6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 000000014644d000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
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:.E_copy+0x12/0x111
Code: 0a 48 83 e1 f8 48 8b 01 8d 0a 83 e1 07 c1 e1 03 48 d3 e8 e9 36 58 91 fd 48 89 c8 c3 01 ca e9 e3 72 94 fd c1 e1 06 01 ca eb 07 <8d> 14 ca eb 02 89 ca e9 d0 72 94 fd 01 ca e9 c9 72 94 fd 8d 0c ca
RSP: 0000:ffffc90000d87660 EFLAGS: 00050002
RAX: 000000000000000e RBX: ffff888122feb290 RCX: 0000000000000001
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc90000d876e8
RBP: ffffc90000d87690 R08: 0000000000000005 R09: ffffffff81aee203
R10: 0000000000000003 R11: ffff888122fea780 R12: ffffc90000d876e8
R13: 0000000000000008 R14: 0000000000000000 R15: 1ffff110245fd652
bpf_probe_read_user_common kernel/trace/bpf_trace.c:154 [inline]
____bpf_probe_read_compat kernel/trace/bpf_trace.c:278 [inline]
bpf_probe_read_compat+0xec/0x180 kernel/trace/bpf_trace.c:274
bpf_prog_2327afe6dc6529ba+0x3a/0xf0c
bpf_dispatcher_nop_func include/linux/bpf.h:669 [inline]
__bpf_trace_run kernel/trace/bpf_trace.c:2061 [inline]
bpf_trace_run5+0x176/0x320 kernel/trace/bpf_trace.c:2101
__bpf_trace_signal_generate+0x3c/0x50 include/trace/events/signal.h:50
trace_signal_generate include/trace/events/signal.h:50 [inline]
__send_signal+0xb39/0xb90 kernel/signal.c:1186
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:ffffc90000d87d98 EFLAGS: 00050283
RAX: 00000000773594cd RBX: 00007fffffffeff9 RCX: 0000000000000019
RDX: ffffc90000fd1000 RSI: 0000000000000a3e RDI: 0000000000000a3f
RBP: ffffc90000d87e48 R08: ffffffff815b6074 R09: ffffc90000d87de0
R10: 0000000000000000 R11: dffffc0000000001 R12: ffffc90000d87de0
R13: dffffc0000000000 R14: 1ffff920001b0fb8 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:00007fe08c699b38 EFLAGS: 00010246
RAX: ffffffffffffffda RBX: 00007fe08da54f80 RCX: 00007fe08d926ea9
RDX: 00007fe08c699b40 RSI: 00007fe08c699c70 RDI: 0000000000000019
RBP: 00007fe08d9734a4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000007 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007fe08da54f80 R15: 00007fff3b4d7cc8