------------[ cut here ]------------
WARNING: CPU: 0 PID: 13 at mm/maccess.c:226 copy_from_user_nofault+0x15c/0x1c0
Modules linked in:
CPU: 0 PID: 13 Comm: kworker/0:1 Not tainted 5.15.166-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
Workqueue: events bpf_prog_free_deferred
RIP: 0010:copy_from_user_nofault+0x15c/0x1c0 mm/maccess.c:226
Code: db 48 c7 c0 f2 ff ff ff 48 0f 44 c5 eb 0c e8 2b c8 d5 ff 48 c7 c0 f2 ff ff ff 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 14 c8 d5 ff <0f> 0b e9 1e ff ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c ef fe ff
RSP: 0018:ffffc90000007c08 EFLAGS: 00010006
RAX: ffffffff81aa91ec RBX: 0000000000000000 RCX: ffff888017e48000
RDX: 0000000000010000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: dffffc0000000000 R08: ffffffff81aa90fd R09: ffffed1002fc9001
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: ffffc90000007c88
FS: 0000000000000000(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f31f2ce5130 CR3: 000000000c68e000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
bpf_probe_read_user_common kernel/trace/bpf_trace.c:157 [inline]
____bpf_probe_read_compat kernel/trace/bpf_trace.c:281 [inline]
bpf_probe_read_compat+0xe4/0x180 kernel/trace/bpf_trace.c:277
bpf_prog_f3c4d654356a1293+0x34/0x194
bpf_dispatcher_nop_func include/linux/bpf.h:790 [inline]
__bpf_prog_run include/linux/filter.h:628 [inline]
bpf_prog_run include/linux/filter.h:635 [inline]
__bpf_trace_run kernel/trace/bpf_trace.c:1880 [inline]
bpf_trace_run2+0x19e/0x340 kernel/trace/bpf_trace.c:1917
__traceiter_tlb_flush+0x6c/0xc0 include/trace/events/tlb.h:38
trace_tlb_flush+0xed/0x110 include/trace/events/tlb.h:38
switch_mm_irqs_off+0x748/0xa30
flush_tlb_func+0x208/0x590 arch/x86/mm/tlb.c:769
flush_smp_call_function_queue+0x2b5/0x760 kernel/smp.c:628
__sysvec_call_function_single+0x9a/0x250 arch/x86/kernel/smp.c:248
sysvec_call_function_single+0x89/0xb0 arch/x86/kernel/smp.c:243
asm_sysvec_call_function_single+0x16/0x20 arch/x86/include/asm/idtentry.h:646
RIP: 0010:arch_test_and_set_bit arch/x86/include/asm/bitops.h:138 [inline]
RIP: 0010:test_and_set_bit include/asm-generic/bitops/instrumented-atomic.h:71 [inline]
RIP: 0010:queue_work_on+0x1f4/0x250 kernel/workqueue.c:1558
Code: 11 e8 60 a3 2d 00 4d 85 e4 75 16 e8 56 a3 2d 00 eb 15 e8 4f a3 2d 00 e8 ba 66 e1 08 4d 85 e4 74 ea e8 40 a3 2d 00 fb 45 84 ed <0f> 94 c0 48 c7 44 24 20 0e 36 e0 45 48 b9 00 00 00 00 00 fc ff df
RSP: 0018:ffffc90000d27b20 EFLAGS: 00000246
RAX: ffffffff8152b6c0 RBX: 0000000000000000 RCX: ffff888017e48000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90000d27bf8 R08: ffffffff8152b696 R09: fffffbfff20e2230
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000200
R13: 0000000000000000 R14: 0000000000000046 R15: 1ffff920001a4f68
__bpf_free_used_maps kernel/bpf/core.c:2238 [inline]
bpf_free_used_maps kernel/bpf/core.c:2244 [inline]
bpf_prog_free_deferred+0x135/0x6a0 kernel/bpf/core.c:2276
process_one_work+0x8a1/0x10c0 kernel/workqueue.c:2310
worker_thread+0xaca/0x1280 kernel/workqueue.c:2457
kthread+0x3f6/0x4f0 kernel/kthread.c:334
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287
----------------
Code disassembly (best guess), 1 bytes skipped:
0: e8 60 a3 2d 00 call 0x2da365
5: 4d 85 e4 test %r12,%r12
8: 75 16 jne 0x20
a: e8 56 a3 2d 00 call 0x2da365
f: eb 15 jmp 0x26
11: e8 4f a3 2d 00 call 0x2da365
16: e8 ba 66 e1 08 call 0x8e166d5
1b: 4d 85 e4 test %r12,%r12
1e: 74 ea je 0xa
20: e8 40 a3 2d 00 call 0x2da365
25: fb sti
26: 45 84 ed test %r13b,%r13b
* 29: 0f 94 c0 sete %al <-- trapping instruction
2c: 48 c7 44 24 20 0e 36 movq $0x45e0360e,0x20(%rsp)
33: e0 45
35: 48 b9 00 00 00 00 00 movabs $0xdffffc0000000000,%rcx
3c: fc ff df