BUG: unable to handle page fault for address: fffffffffffffff6 #PF: supervisor write access in kernel mode #PF: error_code(0x0002) - not-present page PGD c28f067 P4D c28f067 PUD c291067 PMD 0 Oops: 0002 [#1] PREEMPT SMP KASAN CPU: 1 PID: 22765 Comm: syz-executor.3 Not tainted 6.1.0-rc8-syzkaller-00003-gbce9332220bd #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 RIP: 0010:do_write_seqcount_begin_nested include/linux/seqlock.h:516 [inline] RIP: 0010:do_write_seqcount_begin include/linux/seqlock.h:541 [inline] RIP: 0010:psi_group_change+0x137/0xc40 kernel/sched/psi.c:708 Code: 83 45 00 01 48 8d 45 08 45 31 c9 31 c9 48 89 44 24 20 31 d2 31 f6 48 89 c7 ff b4 24 90 00 00 00 41 b8 01 00 00 00 e8 b8 21 03 <00> 58 f6 44 24 14 10 0f 85 f9 06 00 00 41 f6 c5 10 0f 85 05 07 00 RSP: 0018:ffffc900288df240 EFLAGS: 00010082 RAX: 0000000000000000 RBX: 000000dc2dbe8af8 RCX: ffffffff8162bd6e RDX: 1ffff110046344f1 RSI: 0000000000000002 RDI: 0000000000000000 RBP: ffffe8ffad7709c0 R08: 0000000000000000 R09: ffffffff910f4a57 R10: fffffbfff221e94a R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000001 R14: 0000000000000001 R15: ffff888048f87000 FS: 0000000000000000(0000) GS:ffff88802c700000(0063) knlGS:00000000f7f2bb40 CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 CR2: fffffffffffffff6 CR3: 000000004ceb5000 CR4: 0000000000150ee0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: psi_task_switch+0x216/0x930 kernel/sched/psi.c:897 psi_sched_switch kernel/sched/stats.h:199 [inline] __schedule+0x36e3/0x53f0 kernel/sched/core.c:6516 schedule+0xde/0x1b0 kernel/sched/core.c:6597 io_schedule+0xbe/0x130 kernel/sched/core.c:8741 folio_wait_bit_common+0x394/0x9b0 mm/filemap.c:1296 folio_put_wait_locked mm/filemap.c:1465 [inline] filemap_update_page mm/filemap.c:2472 [inline] filemap_get_pages+0x1217/0x16b0 mm/filemap.c:2605 filemap_read+0x315/0xc00 mm/filemap.c:2675 generic_file_read_iter+0x3b4/0x5a0 mm/filemap.c:2821 ntfs_file_read_iter+0x1b8/0x270 fs/ntfs3/file.c:853 call_read_iter include/linux/fs.h:2193 [inline] generic_file_splice_read+0x182/0x4b0 fs/splice.c:309 do_splice_to+0x1b9/0x240 fs/splice.c:793 splice_direct_to_actor+0x2ab/0x8a0 fs/splice.c:865 do_splice_direct+0x1ab/0x280 fs/splice.c:974 do_sendfile+0xb19/0x1270 fs/read_write.c:1255 __do_compat_sys_sendfile fs/read_write.c:1344 [inline] __se_compat_sys_sendfile fs/read_write.c:1327 [inline] __ia32_compat_sys_sendfile+0x1e1/0x220 fs/read_write.c:1327 do_syscall_32_irqs_on arch/x86/entry/common.c:112 [inline] __do_fast_syscall_32+0x65/0xf0 arch/x86/entry/common.c:178 do_fast_syscall_32+0x33/0x70 arch/x86/entry/common.c:203 entry_SYSENTER_compat_after_hwframe+0x70/0x82 RIP: 0023:0xf7f30549 Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 8d b4 26 00 00 00 00 8d b4 26 00 00 00 00 RSP: 002b:00000000f7f2b5cc EFLAGS: 00000296 ORIG_RAX: 00000000000000bb RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 0000000000000007 RDX: 0000000000000000 RSI: 00000000f03b0000 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000296 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 Modules linked in: CR2: fffffffffffffff6 ---[ end trace 0000000000000000 ]--- RIP: 0010:do_write_seqcount_begin_nested include/linux/seqlock.h:516 [inline] RIP: 0010:do_write_seqcount_begin include/linux/seqlock.h:541 [inline] RIP: 0010:psi_group_change+0x137/0xc40 kernel/sched/psi.c:708 Code: 83 45 00 01 48 8d 45 08 45 31 c9 31 c9 48 89 44 24 20 31 d2 31 f6 48 89 c7 ff b4 24 90 00 00 00 41 b8 01 00 00 00 e8 b8 21 03 <00> 58 f6 44 24 14 10 0f 85 f9 06 00 00 41 f6 c5 10 0f 85 05 07 00 RSP: 0018:ffffc900288df240 EFLAGS: 00010082 RAX: 0000000000000000 RBX: 000000dc2dbe8af8 RCX: ffffffff8162bd6e RDX: 1ffff110046344f1 RSI: 0000000000000002 RDI: 0000000000000000 RBP: ffffe8ffad7709c0 R08: 0000000000000000 R09: ffffffff910f4a57 R10: fffffbfff221e94a R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000001 R14: 0000000000000001 R15: ffff888048f87000 FS: 0000000000000000(0000) GS:ffff88802c700000(0063) knlGS:00000000f7f2bb40 CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 CR2: fffffffffffffff6 CR3: 000000004ceb5000 CR4: 0000000000150ee0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 03 74 c0 01 add 0x1(%rax,%rax,8),%esi 4: 10 05 03 74 b8 01 adc %al,0x1b87403(%rip) # 0x1b8740d a: 10 06 adc %al,(%rsi) c: 03 74 b4 01 add 0x1(%rsp,%rsi,4),%esi 10: 10 07 adc %al,(%rdi) 12: 03 74 b0 01 add 0x1(%rax,%rsi,4),%esi 16: 10 08 adc %cl,(%rax) 18: 03 74 d8 01 add 0x1(%rax,%rbx,8),%esi 1c: 00 00 add %al,(%rax) 1e: 00 00 add %al,(%rax) 20: 00 51 52 add %dl,0x52(%rcx) 23: 55 push %rbp 24: 89 e5 mov %esp,%ebp 26: 0f 34 sysenter 28: cd 80 int $0x80 * 2a: 5d pop %rbp <-- trapping instruction 2b: 5a pop %rdx 2c: 59 pop %rcx 2d: c3 retq 2e: 90 nop 2f: 90 nop 30: 90 nop 31: 90 nop 32: 8d b4 26 00 00 00 00 lea 0x0(%rsi,%riz,1),%esi 39: 8d b4 26 00 00 00 00 lea 0x0(%rsi,%riz,1),%esi