watchdog: BUG: soft lockup - CPU#0 stuck for 123s! [syz-executor0:7263] Modules linked in: CPU: 0 PID: 7263 Comm: syz-executor0 Not tainted 4.18.0-rc8+ #34 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__nr_to_section include/linux/mmzone.h:1156 [inline] RIP: 0010:pfn_valid include/linux/mmzone.h:1242 [inline] RIP: 0010:my_virt_addr_valid mm/kmsan/kmsan_instr.c:129 [inline] RIP: 0010:msan_get_shadow_origin_ptr+0xd2/0x2e0 mm/kmsan/kmsan_instr.c:271 Code: 01 fa 48 39 c2 77 51 8a 0c 25 c9 d4 c1 89 48 89 d6 48 d3 ee 48 85 f6 75 3f 48 89 d1 48 c1 e9 2e 75 36 48 8b 0c 25 20 af 1a 8a <48> 85 c9 74 29 48 89 d6 48 c1 ee 22 48 8b 0c f1 48 85 c9 74 19 48 RSP: 0018:ffff88012cb5f170 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 RAX: ffff8801acb5f258 RBX: ffffffff8a1af000 RCX: ffff88021fff2000 RDX: 000000012cb5f258 RSI: 0000000000000000 RDI: ffff88012cb5f258 RBP: ffff88012cb5f1c0 R08: 0000000000480020 R09: 0000000000000002 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000004 R13: ffff880128618000 R14: ffffffff8a1ae000 R15: ffff88012cb5f258 FS: 00007f0b5a5f7700(0000) GS:ffff88021fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000206dc000 CR3: 0000000129c30000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __msan_metadata_ptr_for_load_4+0x10/0x20 mm/kmsan/kmsan_instr.c:349 csd_lock_wait kernel/smp.c:108 [inline] smp_call_function_single+0x373/0x4e0 kernel/smp.c:302 smp_call_function_many+0x658/0xdb0 kernel/smp.c:434 smp_call_function kernel/smp.c:492 [inline] on_each_cpu+0xd2/0x160 kernel/smp.c:602 flush_tlb_kernel_range+0x161/0x1e0 arch/x86/mm/tlb.c:683 __purge_vmap_area_lazy+0x1f7/0x3b0 mm/vmalloc.c:677 vm_unmap_aliases+0x635/0x6d0 mm/vmalloc.c:1109 change_page_attr_set_clr+0x587/0x1dd0 arch/x86/mm/pageattr.c:1473 change_page_attr_clear arch/x86/mm/pageattr.c:1533 [inline] set_memory_ro+0xcc/0x100 arch/x86/mm/pageattr.c:1762 bpf_jit_binary_lock_ro include/linux/filter.h:690 [inline] bpf_int_jit_compile+0x80b3/0x8590 arch/x86/net/bpf_jit_comp.c:1168 bpf_prog_select_runtime+0x953/0x9f0 kernel/bpf/core.c:1498 bpf_migrate_filter net/core/filter.c:1273 [inline] bpf_prepare_filter+0x1940/0x1d80 net/core/filter.c:1321 __get_filter+0x561/0x7a0 net/core/filter.c:1514 sk_attach_filter+0x72/0x2e0 net/core/filter.c:1529 sock_setsockopt+0x35ab/0x44e0 net/core/sock.c:935 __sys_setsockopt+0x339/0x540 net/socket.c:1908 __do_sys_setsockopt net/socket.c:1923 [inline] __se_sys_setsockopt net/socket.c:1920 [inline] __x64_sys_setsockopt+0x15c/0x1c0 net/socket.c:1920 do_syscall_64+0x15b/0x220 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x63/0xe7 RIP: 0033:0x457089 Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f0b5a5f6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 00007f0b5a5f76d4 RCX: 0000000000457089 RDX: 000000000000001a RSI: 0000000000000001 RDI: 0000000000000003 RBP: 00000000009300a0 R08: 0000000000000010 R09: 0000000000000000 R10: 0000000020af5000 R11: 0000000000000246 R12: 00000000ffffffff R13: 00000000004d4710 R14: 00000000004c8e0f R15: 0000000000000000 Sending NMI from CPU 0 to CPUs 1: ------------[ cut here ]------------ kernel BUG at mm/kmsan/kmsan_entry.c:81! invalid opcode: 0000 [#1] SMP PTI CPU: 1 PID: 7217 Comm: syz-executor6 Not tainted 4.18.0-rc8+ #34 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:kmsan_nmi_enter+0x42/0x70 mm/kmsan/kmsan_entry.c:80 Code: 00 74 27 65 8b 04 25 80 90 03 00 83 c0 01 83 f8 08 7d 27 65 89 04 25 80 90 03 00 65 c6 04 25 15 6e 0b 00 ff c3 0f 0b 90 eb fe <0f> 0b 66 90 66 2e 0f 1f 84 00 00 00 00 00 eb fe 0f 0b 66 90 66 2e RSP: 0018:fffffe0000049ea8 EFLAGS: 00010046 RAX: 0000000000000200 RBX: 0000000000000001 RCX: 00000000c0000101 RDX: 00000000ffff8802 RSI: ffffffff88c0136c RDI: ffff88012b102ff8 RBP: fffffe0000049ef9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: 000000012caf6000 R15: 0000000000000000 FS: 00007faec0f3b700(0000) GS:ffff88021fd00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000413720 CR3: 000000012caf6000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: Modules linked in: Dumping ftrace buffer: (ftrace buffer empty) ---[ end trace e6e4aaa4c4a17148 ]--- RIP: 0010:kmsan_nmi_enter+0x42/0x70 mm/kmsan/kmsan_entry.c:80 Code: 00 74 27 65 8b 04 25 80 90 03 00 83 c0 01 83 f8 08 7d 27 65 89 04 25 80 90 03 00 65 c6 04 25 15 6e 0b 00 ff c3 0f 0b 90 eb fe <0f> 0b 66 90 66 2e 0f 1f 84 00 00 00 00 00 eb fe 0f 0b 66 90 66 2e RSP: 0018:fffffe0000049ea8 EFLAGS: 00010046 RAX: 0000000000000200 RBX: 0000000000000001 RCX: 00000000c0000101 RDX: 00000000ffff8802 RSI: ffffffff88c0136c RDI: ffff88012b102ff8 RBP: fffffe0000049ef9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: 000000012caf6000 R15: 0000000000000000 FS: 00007faec0f3b700(0000) GS:ffff88021fd00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000413720 CR3: 000000012caf6000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400