BUG: unable to handle page fault for address: ffffffffa0000fa0
#PF: supervisor instruction fetch in kernel mode
#PF: error_code(0x0010) - not-present page
PGD ba8f067 P4D ba8f067 PUD ba90063 PMD 14514f067 PTE 0
Oops: 0010 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 28475 Comm: syz-executor.5 Not tainted 5.19.0-rc5-syzkaller-00227-gf946964a9f79 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/29/2022
RIP: 0010:bpf_prog_9d4bccaf8ccaf0dc_F+0x0/0xd
Code: Unable to access opcode bytes at RIP 0xffffffffa0000f76.
RSP: 0018:ffffc9000300f078 EFLAGS: 00010046
RAX: dffffc0000000000 RBX: ffffc90002bce000 RCX: 0000000000000000
RDX: 1ffff92000579c06 RSI: ffffc90002bce048 RDI: 00000000ffff8880
RBP: ffffc9000300f080 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
R13: ffff888056c31d80 R14: ffff888026af3b00 R15: 0000000000000001
FS:  00007f5382bdd700(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffa0000f76 CR3: 00000000595bc000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600
Call Trace:
 <TASK>
 bpf_dispatcher_nop_func include/linux/bpf.h:869 [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:2046 [inline]
 bpf_trace_run4+0x124/0x360 kernel/trace/bpf_trace.c:2085
 __bpf_trace_sched_switch+0x115/0x160 include/trace/events/sched.h:222
 __traceiter_sched_switch+0x68/0xb0 include/trace/events/sched.h:222
 trace_sched_switch include/trace/events/sched.h:222 [inline]
 __schedule+0x145b/0x4b50 kernel/sched/core.c:6455
 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6623
 preempt_schedule_thunk+0x16/0x18 arch/x86/entry/thunk_64.S:35
 __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
 _raw_spin_unlock_irqrestore+0x57/0x70 kernel/locking/spinlock.c:194
 spin_unlock_irqrestore include/linux/spinlock.h:404 [inline]
 __folio_start_writeback+0x4b8/0xce0 mm/page-writeback.c:2970
 ext4_bio_write_page+0x527/0x2b80 fs/ext4/page-io.c:451
 mpage_submit_page+0x11e/0x2a0 fs/ext4/inode.c:2102
 mpage_map_and_submit_buffers fs/ext4/inode.c:2348 [inline]
 mpage_map_and_submit_extent fs/ext4/inode.c:2487 [inline]
 ext4_writepages+0x247d/0x3b90 fs/ext4/inode.c:2816
 do_writepages+0x1ab/0x690 mm/page-writeback.c:2443
 filemap_fdatawrite_wbc mm/filemap.c:388 [inline]
 filemap_fdatawrite_wbc+0x143/0x1b0 mm/filemap.c:378
 __filemap_fdatawrite_range+0xb4/0xf0 mm/filemap.c:421
 ext4_alloc_da_blocks+0x1ed/0x330 fs/ext4/inode.c:3122
 __ext4_ioctl+0xfa0/0x4440 fs/ext4/ioctl.c:1322
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:870 [inline]
 __se_sys_ioctl fs/ioctl.c:856 [inline]
 __x64_sys_ioctl+0x193/0x200 fs/ioctl.c:856
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x46/0xb0
RIP: 0033:0x7f5383c89209
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f5382bdd168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f5383d9c030 RCX: 00007f5383c89209
RDX: 0000000000000000 RSI: 000000000000660c RDI: 0000000000000008
RBP: 00007f5383ce3161 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffffe0732ef R14: 00007f5382bdd300 R15: 0000000000022000
 </TASK>
Modules linked in:
CR2: ffffffffa0000fa0
---[ end trace 0000000000000000 ]---
RIP: 0010:bpf_prog_9d4bccaf8ccaf0dc_F+0x0/0xd
Code: Unable to access opcode bytes at RIP 0xffffffffa0000f76.
RSP: 0018:ffffc9000300f078 EFLAGS: 00010046

RAX: dffffc0000000000 RBX: ffffc90002bce000 RCX: 0000000000000000
RDX: 1ffff92000579c06 RSI: ffffc90002bce048 RDI: 00000000ffff8880
RBP: ffffc9000300f080 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
R13: ffff888056c31d80 R14: ffff888026af3b00 R15: 0000000000000001
FS:  00007f5382bdd700(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffa0000f76 CR3: 00000000595bc000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600