program:
syz_mount_image$ext4(&(0x7f0000000580)='ext4\x00', &(0x7f00000005c0)='./file0\x00', 0x0, &(0x7f0000000600), 0x1, 0x56e, &(0x7f0000000640)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cpu.stat\x00', 0x275a, 0x0)
ftruncate(r0, 0x201bf)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0)
r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0)
r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0)
open(&(0x7f0000000180)='./bus\x00', 0x14937e, 0x131)
mount(&(0x7f0000000280)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x5000, 0x0)
r3 = open(&(0x7f0000000000)='./bus\x00', 0x0, 0x0)
ioctl$LOOP_SET_STATUS64(r3, 0x4c04, &(0x7f00000003c0)={0x0, 0x0, 0x0, 0x1, 0x8005, 0x0, 0x0, 0x19, 0xd, "ef359f413bb93852f7d6a4ae6dddfbd1ce5d29c2ee5e5ca9000ff8ee09e737ff0edf110ff4117639c2eb4b78c660e677df701905b9aafab4afaaf755a3f6a004", "036c47c6780820d1cbf7966d61fdcf335263bd9bffbcc2542ded71038259ca171ce1a311ef54ec32d71e14ef3dc177e9b48b00", "f28359738e229a4c66810000000000d300e6d602000000000000000000000001", [0x8]})
r4 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpu.stat\x00', 0x275a, 0x0)
syz_kvm_setup_cpu$x86(0xffffffffffffffff, r4, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, 0x0, 0x20}], 0x1, 0x74, 0x0, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
[ 86.203673][ T47] Bluetooth: hci0: command tx timeout
[ 86.315512][ T5343] loop0: detected capacity change from 0 to 512
[ 86.368597][ T5343] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback.
[ 86.396938][ T5343] ext4 filesystem being mounted at /0/file0 supports timestamps until 2038-01-19 (0x7fffffff)
[ 86.477605][ T5343] loop0: detected capacity change from 512 to 64
[ 86.482493][ T3319] EXT4-fs error (device loop0): ext4_validate_block_bitmap:423: comm kworker/u4:18: bg 0: bad block bitmap checksum
[ 86.522181][ T3319] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 4 with error 74
[ 86.544910][ T5343] EXT4-fs error (device loop0) in ext4_reserve_inode_write:6298: Out of memory
[ 86.549232][ T3319] EXT4-fs (loop0): This should not happen!! Data will be lost
[ 86.549232][ T3319]
[ 86.589445][ T5343] EXT4-fs error (device loop0): ext4_setattr:5984: inode #18: comm syz.0.0: mark_inode_dirty error
[ 86.614943][ T5342] ------------[ cut here ]------------
[ 86.617943][ T5342] WARNING: mm/page-writeback.c:2710 at __folio_mark_dirty+0x202/0xe10, CPU#0: syz.0.0/5342
[ 86.622730][ T5342] Modules linked in:
[ 86.624878][ T5342] CPU: 0 UID: 0 PID: 5342 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 86.628970][ T5342] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 86.633982][ T5342] RIP: 0010:__folio_mark_dirty+0x202/0xe10
[ 86.636661][ T5342] Code: 3c 20 00 74 08 48 89 df e8 eb d8 2a 00 4c 8b 33 4c 89 f6 48 83 e6 08 31 ff e8 3a f7 c2 ff 49 83 e6 08 75 20 e8 4f f2 c2 ff 90 <0f> 0b 90 eb 1a e8 44 f2 c2 ff 48 8b 2c 24 e9 5d 07 00 00 e8 36 f2
[ 86.644949][ T5342] RSP: 0018:ffffc9000be7f810 EFLAGS: 00010093
[ 86.647502][ T5342] RAX: ffffffff81fecfa1 RBX: ffffea0001540600 RCX: ffff88801fa7a4c0
[ 86.650857][ T5342] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 86.654022][ T5342] RBP: ffff888045e217f8 R08: ffffea0001540607 R09: 1ffffd40002a80c0
[ 86.657888][ T5342] R10: dffffc0000000000 R11: fffff940002a80c1 R12: dffffc0000000000
[ 86.661382][ T5342] R13: ffff888045e21800 R14: 0000000000000000 R15: 0000000000000001
[ 86.664565][ T5342] FS: 00005555583eb500(0000) GS:ffff88808d22a000(0000) knlGS:0000000000000000
[ 86.668775][ T5342] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 86.671555][ T5342] CR2: 00007f91530edad8 CR3: 00000000116ea000 CR4: 0000000000352ef0
[ 86.675018][ T5342] Call Trace:
[ 86.676380][ T5342]
[ 86.677673][ T5342] ? do_raw_spin_unlock+0x4d/0x240
[ 86.679794][ T5342] block_dirty_folio+0x17a/0x1d0
[ 86.681743][ T5342] ext4_page_mkwrite+0xf07/0x1190
[ 86.683985][ T5342] ? __pfx_ext4_get_block_unwritten+0x10/0x10
[ 86.686656][ T5342] ? __pfx_ext4_page_mkwrite+0x10/0x10
[ 86.689120][ T5342] do_page_mkwrite+0x14d/0x310
[ 86.691065][ T5342] do_wp_page+0x2676/0x5810
[ 86.692833][ T5342] ? __pfx_do_wp_page+0x10/0x10
[ 86.694937][ T5342] ? do_raw_spin_lock+0x121/0x290
[ 86.697115][ T5342] ? handle_mm_fault+0x1411/0x32b0
[ 86.699284][ T5342] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 86.701573][ T5342] handle_mm_fault+0x14c5/0x32b0
[ 86.703947][ T5342] ? handle_mm_fault+0xdb/0x32b0
[ 86.706230][ T5342] ? __pfx_handle_mm_fault+0x10/0x10
[ 86.708688][ T5342] ? lock_vma_under_rcu+0x42c/0x4a0
[ 86.711099][ T5342] ? __pfx_do_futex+0x10/0x10
[ 86.713262][ T5342] ? do_user_addr_fault+0x1a8/0x1380
[ 86.715808][ T5342] do_user_addr_fault+0xa7c/0x1380
[ 86.718240][ T5342] ? rcu_is_watching+0x15/0xb0
[ 86.720543][ T5342] ? trace_page_fault_user+0x84/0x1c0
[ 86.723078][ T5342] exc_page_fault+0x82/0x100
[ 86.725100][ T5342] asm_exc_page_fault+0x26/0x30
[ 86.727371][ T5342] RIP: 0033:0x7fd9b2a555f3
[ 86.729475][ T5342] Code: 8b 44 24 08 48 85 c0 74 17 48 8b 54 24 18 48 0f ca 48 89 54 24 18 48 83 f8 01 0f 85 7a 02 00 00 48 8b 44 24 10 48 8b 54 24 18 <48> 89 10 e9 d2 fd ff ff 48 8b 44 24 10 0f b7 10 48 8b 44 24 08 48
[ 86.737813][ T5342] RSP: 002b:00007ffee12d3490 EFLAGS: 00010246
[ 86.740618][ T5342] RAX: 0000200000000140 RBX: 0000000000000008 RCX: 0000000000000000
[ 86.744123][ T5342] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 00005555583eb3c8
[ 86.747559][ T5342] RBP: 00007ffee12d3598 R08: 0000000000000000 R09: 0000000000000000
[ 86.751039][ T5342] R10: 0000000000000000 R11: 0000000000000001 R12: 00007fd9b2de5fac
[ 86.754567][ T5342] R13: 00007ffee12d35c0 R14: fffffffffffffffe R15: 00007ffee12d35e0
[ 86.757970][ T5342]
[ 86.759425][ T5342] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 86.762574][ T5342] CPU: 0 UID: 0 PID: 5342 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 86.766421][ T5342] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 86.771124][ T5342] Call Trace:
[ 86.772672][ T5342]
[ 86.774093][ T5342] dump_stack_lvl+0x99/0x250
[ 86.776242][ T5342] ? __asan_memcpy+0x40/0x70
[ 86.778409][ T5342] ? __pfx_dump_stack_lvl+0x10/0x10
[ 86.780821][ T5342] ? __pfx__printk+0x10/0x10
[ 86.782978][ T5342] vpanic+0x237/0x6d0
[ 86.784434][ T5342] ? __pfx_vpanic+0x10/0x10
[ 86.786459][ T5342] ? is_bpf_text_address+0x292/0x2b0
[ 86.788680][ T5342] ? is_bpf_text_address+0x26/0x2b0
[ 86.791009][ T5342] panic+0xb9/0xc0
[ 86.792714][ T5342] ? __pfx_panic+0x10/0x10
[ 86.794794][ T5342] __warn+0x317/0x4b0
[ 86.796636][ T5342] ? __folio_mark_dirty+0x202/0xe10
[ 86.798902][ T5342] ? __folio_mark_dirty+0x202/0xe10
[ 86.801275][ T5342] __report_bug+0x288/0x500
[ 86.803343][ T5342] ? __folio_mark_dirty+0x202/0xe10
[ 86.805738][ T5342] ? __pfx___report_bug+0x10/0x10
[ 86.808097][ T5342] ? do_raw_spin_lock+0x121/0x290
[ 86.810512][ T5342] ? do_raw_spin_lock+0x121/0x290
[ 86.812806][ T5342] ? __folio_mark_dirty+0x202/0xe10
[ 86.815132][ T5342] report_bug+0x16a/0x220
[ 86.817003][ T5342] ? __folio_mark_dirty+0x202/0xe10
[ 86.819383][ T5342] ? __folio_mark_dirty+0x204/0xe10
[ 86.821789][ T5342] handle_bug+0x98/0x200
[ 86.823758][ T5342] exc_invalid_op+0x1a/0x50
[ 86.825626][ T5342] asm_exc_invalid_op+0x1a/0x20
[ 86.827730][ T5342] RIP: 0010:__folio_mark_dirty+0x202/0xe10
[ 86.830155][ T5342] Code: 3c 20 00 74 08 48 89 df e8 eb d8 2a 00 4c 8b 33 4c 89 f6 48 83 e6 08 31 ff e8 3a f7 c2 ff 49 83 e6 08 75 20 e8 4f f2 c2 ff 90 <0f> 0b 90 eb 1a e8 44 f2 c2 ff 48 8b 2c 24 e9 5d 07 00 00 e8 36 f2
[ 86.838730][ T5342] RSP: 0018:ffffc9000be7f810 EFLAGS: 00010093
[ 86.841647][ T5342] RAX: ffffffff81fecfa1 RBX: ffffea0001540600 RCX: ffff88801fa7a4c0
[ 86.845086][ T5342] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 86.848600][ T5342] RBP: ffff888045e217f8 R08: ffffea0001540607 R09: 1ffffd40002a80c0
[ 86.852195][ T5342] R10: dffffc0000000000 R11: fffff940002a80c1 R12: dffffc0000000000
[ 86.855536][ T5342] R13: ffff888045e21800 R14: 0000000000000000 R15: 0000000000000001
[ 86.859152][ T5342] ? __folio_mark_dirty+0x201/0xe10
[ 86.861519][ T5342] ? do_raw_spin_unlock+0x4d/0x240
[ 86.863892][ T5342] block_dirty_folio+0x17a/0x1d0
[ 86.866185][ T5342] ext4_page_mkwrite+0xf07/0x1190
[ 86.868502][ T5342] ? __pfx_ext4_get_block_unwritten+0x10/0x10
[ 86.871289][ T5342] ? __pfx_ext4_page_mkwrite+0x10/0x10
[ 86.873801][ T5342] do_page_mkwrite+0x14d/0x310
[ 86.876033][ T5342] do_wp_page+0x2676/0x5810
[ 86.878258][ T5342] ? __pfx_do_wp_page+0x10/0x10
[ 86.880641][ T5342] ? do_raw_spin_lock+0x121/0x290
[ 86.882959][ T5342] ? handle_mm_fault+0x1411/0x32b0
[ 86.885304][ T5342] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 86.887751][ T5342] handle_mm_fault+0x14c5/0x32b0
[ 86.890139][ T5342] ? handle_mm_fault+0xdb/0x32b0
[ 86.892381][ T5342] ? __pfx_handle_mm_fault+0x10/0x10
[ 86.894877][ T5342] ? lock_vma_under_rcu+0x42c/0x4a0
[ 86.897228][ T5342] ? __pfx_do_futex+0x10/0x10
[ 86.899339][ T5342] ? do_user_addr_fault+0x1a8/0x1380
[ 86.901722][ T5342] do_user_addr_fault+0xa7c/0x1380
[ 86.903990][ T5342] ? rcu_is_watching+0x15/0xb0
[ 86.906095][ T5342] ? trace_page_fault_user+0x84/0x1c0
[ 86.908352][ T5342] exc_page_fault+0x82/0x100
[ 86.910374][ T5342] asm_exc_page_fault+0x26/0x30
[ 86.912423][ T5342] RIP: 0033:0x7fd9b2a555f3
[ 86.914459][ T5342] Code: 8b 44 24 08 48 85 c0 74 17 48 8b 54 24 18 48 0f ca 48 89 54 24 18 48 83 f8 01 0f 85 7a 02 00 00 48 8b 44 24 10 48 8b 54 24 18 <48> 89 10 e9 d2 fd ff ff 48 8b 44 24 10 0f b7 10 48 8b 44 24 08 48
[ 86.922880][ T5342] RSP: 002b:00007ffee12d3490 EFLAGS: 00010246
[ 86.925567][ T5342] RAX: 0000200000000140 RBX: 0000000000000008 RCX: 0000000000000000
[ 86.928999][ T5342] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 00005555583eb3c8
[ 86.932584][ T5342] RBP: 00007ffee12d3598 R08: 0000000000000000 R09: 0000000000000000
[ 86.936038][ T5342] R10: 0000000000000000 R11: 0000000000000001 R12: 00007fd9b2de5fac
[ 86.939547][ T5342] R13: 00007ffee12d35c0 R14: fffffffffffffffe R15: 00007ffee12d35e0
[ 86.943089][ T5342]
[ 86.944804][ T5342] Kernel Offset: disabled
[ 86.946752][ T5342] Rebooting in 86400 seconds..