------------[ cut here ]------------
WARNING: CPU: 0 PID: 34458 at arch/x86/mm/pat/memtype.c:1099 untrack_pfn+0x247/0x290 arch/x86/mm/pat/memtype.c:1099
Modules linked in:
CPU: 0 PID: 34458 Comm: syz-executor.1 Not tainted 5.16.0-next-20220113 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
RIP: 0010:untrack_pfn+0x247/0x290 arch/x86/mm/pat/memtype.c:1099
Code: 84 6c ff ff ff e8 49 fe 2f 00 4c 89 ee 4c 89 e7 e8 9e db ff ff e8 39 fe 2f 00 48 85 db 0f 85 58 ff ff ff eb 82 e8 29 fe 2f 00 <0f> 0b e9 76 ff ff ff 48 89 df e8 fa 20 61 00 e9 98 fe ff ff e8 30
RSP: 0018:ffff88805596f738 EFLAGS: 00010212
RAX: 00000000000285db RBX: ffff888019f6e600 RCX: ffffc90001de6000
RDX: 0000000000040000 RSI: ffffffff81132187 RDI: 0000000000000003
RBP: 1ffff1100ab2dee7 R08: 0000000000000000 R09: ffff88805596f6c0
R10: ffffffff81132056 R11: 0000000000000001 R12: 00000000ffffffea
R13: 0000000000000000 R14: 0000000000000000 R15: ffff888019f6e650
FS:  00007f17514bf700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555555ad2c58 CR3: 000000003e39c000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 unmap_single_vma+0x1bc/0x310 mm/memory.c:1585
 unmap_vmas+0x16b/0x2f0 mm/memory.c:1638
 exit_mmap+0x1d0/0x630 mm/mmap.c:3178
 __mmput kernel/fork.c:1114 [inline]
 mmput+0xc8/0x380 kernel/fork.c:1135
 dup_mm+0xdd1/0x1250 kernel/fork.c:1467
 copy_mm kernel/fork.c:1503 [inline]
 copy_process+0x3848/0x6cb0 kernel/fork.c:2164
loop2: detected capacity change from 0 to 545
 kernel_clone+0xe7/0xa60 kernel/fork.c:2555
 __do_sys_fork+0x8a/0xc0 kernel/fork.c:2618
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x3b/0x90 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f1753f49b19
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 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f17514bf188 EFLAGS: 00000246 ORIG_RAX: 0000000000000039
RAX: ffffffffffffffda RBX: 00007f175405cf60 RCX: 00007f1753f49b19
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007f17514bf1d0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
R13: 00007ffc5db7600f R14: 00007f17514bf300 R15: 0000000000022000
 </TASK>
irq event stamp: 1591
hardirqs last  enabled at (1599): [<ffffffff812ab888>] __up_console_sem+0x78/0x80 kernel/printk/printk.c:256
hardirqs last disabled at (1608): [<ffffffff812ab86d>] __up_console_sem+0x5d/0x80 kernel/printk/printk.c:254
softirqs last  enabled at (960): [<ffffffff81166e43>] invoke_softirq kernel/softirq.c:432 [inline]
softirqs last  enabled at (960): [<ffffffff81166e43>] __irq_exit_rcu+0x113/0x170 kernel/softirq.c:637
softirqs last disabled at (781): [<ffffffff81166e43>] invoke_softirq kernel/softirq.c:432 [inline]
softirqs last disabled at (781): [<ffffffff81166e43>] __irq_exit_rcu+0x113/0x170 kernel/softirq.c:637
---[ end trace 0000000000000000 ]---
loop5: detected capacity change from 0 to 545
EXT4-fs error (device loop2): __ext4_fill_super:5277: inode #2: comm syz-executor.2: iget: root inode unallocated
EXT4-fs (loop2): get root inode failed
EXT4-fs (loop2): mount failed
EXT4-fs (loop5): corrupt root inode, run e2fsck
EXT4-fs (loop5): mount failed
loop4: detected capacity change from 0 to 545
loop7: detected capacity change from 0 to 545
EXT4-fs error (device loop4): __ext4_fill_super:5277: inode #2: comm syz-executor.4: iget: root inode unallocated
EXT4-fs (loop4): get root inode failed
EXT4-fs (loop4): mount failed
EXT4-fs error (device loop7): __ext4_fill_super:5277: inode #2: comm syz-executor.7: iget: root inode unallocated
EXT4-fs (loop7): get root inode failed
EXT4-fs (loop7): mount failed