watchdog: BUG: soft lockup - CPU#0 stuck for 123s! [syz-executor1:10084]
Modules linked in:
CPU: 0 PID: 10084 Comm: syz-executor1 Not tainted 4.19.0-rc1+ #40
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:__read_once_size include/linux/compiler.h:197 [inline]
RIP: 0010:check_kcov_mode kernel/kcov.c:69 [inline]
RIP: 0010:__sanitizer_cov_trace_pc+0x23/0x50 kernel/kcov.c:101
Code: 90 90 90 90 90 90 90 48 8b 04 24 65 48 8b 0c 25 80 fc 02 00 65 8b 14 25 94 fc 02 00 f7 c2 00 01 1f 00 75 2c 8b 91 c0 18 00 00 <83> fa 02 75 21 48 8b 91 c8 18 00 00 48 8b 32 48 8d 7e 01 8b 89 c4
RSP: 0018:ffff88011f87f378 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: ffffffff815412f5 RBX: 0000000000000001 RCX: ffff880124a83b00
RDX: 0000000000000002 RSI: aaaaaaaaaaaab000 RDI: ffffea0006bd2fa0
RBP: ffff88011f87f458 R08: 0000000000000000 R09: 0000000000000002
R10: 0000000000000000 R11: ffffffff81179950 R12: ffff88011f87f3f8
R13: 0000000000000000 R14: 0000000000000000 R15: ffff880124a84400
FS:  00007f2c30091700(0000) GS:ffff88021fc00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000202bf000 CR3: 0000000126a1e000 CR4: 00000000001406f0
DR0: 0000000020000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600
Call Trace:
 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:604
 flush_tlb_kernel_range+0x161/0x1e0 arch/x86/mm/tlb.c:690
 __purge_vmap_area_lazy+0x1f7/0x3b0 mm/vmalloc.c:677
 vm_unmap_aliases+0x626/0x6d0 mm/vmalloc.c:1109
 change_page_attr_set_clr+0x593/0x1e50 arch/x86/mm/pageattr.c:1474
 change_page_attr_clear arch/x86/mm/pageattr.c:1537 [inline]
 set_memory_ro+0xcc/0x100 arch/x86/mm/pageattr.c:1766
 bpf_jit_binary_lock_ro include/linux/filter.h:704 [inline]
 bpf_int_jit_compile+0x7a2b/0x8580 arch/x86/net/bpf_jit_comp.c:1168
 bpf_prog_select_runtime+0x953/0x9f0 kernel/bpf/core.c:1498
 bpf_prog_load kernel/bpf/syscall.c:1423 [inline]
 __do_sys_bpf+0xc8e6/0xe860 kernel/bpf/syscall.c:2372
 __se_sys_bpf+0x8e/0xa0 kernel/bpf/syscall.c:2334
 __x64_sys_bpf+0x4a/0x70 kernel/bpf/syscall.c:2334
 do_syscall_64+0xb8/0x100 arch/x86/entry/common.c:291
 entry_SYSCALL_64_after_hwframe+0x63/0xe7
RIP: 0033:0x457099
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:00007f2c30090c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f2c300916d4 RCX: 0000000000457099
RDX: 0000000000000048 RSI: 0000000020000340 RDI: 0000000000000005
RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 00000000004cb788 R14: 00000000004c3145 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: 10041 Comm: syz-executor2 Not tainted 4.19.0-rc1+ #40
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 40 92 03 00 83 c0 01 83 f8 08 7d 27 65 89 04 25 40 92 03 00 65 c6 04 25 d5 6f 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: ffffffff8900136c RDI: ffff88012008a000
RBP: fffffe0000049ef9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 000000011d8b2000 R15: 0000000000000000
FS:  00007f28f0736700(0000) GS:ffff88021fd00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000209b1ffc CR3: 000000011d8b2000 CR4: 00000000001406e0
DR0: 0000000020000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600
Call Trace:
 <NMI>
 </NMI>
Modules linked in:
Dumping ftrace buffer:
   (ftrace buffer empty)
---[ end trace ff5b834f87421749 ]---
RIP: 0010:kmsan_nmi_enter+0x42/0x70 mm/kmsan/kmsan_entry.c:80
Code: 00 74 27 65 8b 04 25 40 92 03 00 83 c0 01 83 f8 08 7d 27 65 89 04 25 40 92 03 00 65 c6 04 25 d5 6f 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: ffffffff8900136c RDI: ffff88012008a000
RBP: fffffe0000049ef9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 000000011d8b2000 R15: 0000000000000000
FS:  00007f28f0736700(0000) GS:ffff88021fd00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000209b1ffc CR3: 000000011d8b2000 CR4: 00000000001406e0
DR0: 0000000020000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600