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}], 0x1, 0x74, 0x0, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
[ 74.770477][ T4668] Bluetooth: hci0: command tx timeout
[ 74.854879][ T5319] loop0: detected capacity change from 0 to 512
[ 74.937335][ T5319] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback.
[ 74.944676][ T5319] ext4 filesystem being mounted at /0/file0 supports timestamps until 2038-01-19 (0x7fffffff)
[ 75.010445][ T5319] loop0: detected capacity change from 512 to 64
[ 75.017559][ T1042] EXT4-fs error (device loop0): ext4_validate_block_bitmap:423: comm kworker/u4:7: bg 0: bad block bitmap checksum
[ 75.047908][ T1042] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 4 with error 74
[ 75.056574][ T5319] EXT4-fs error (device loop0) in ext4_reserve_inode_write:6313: Out of memory
[ 75.061253][ T1042] EXT4-fs (loop0): This should not happen!! Data will be lost
[ 75.061253][ T1042]
[ 75.066669][ T5319] EXT4-fs error (device loop0): ext4_setattr:5999: inode #18: comm syz.0.0: mark_inode_dirty error
[ 75.074840][ T5319] EXT4-fs error (device loop0) in ext4_setattr:6050: Out of memory
[ 75.081405][ T5318] ------------[ cut here ]------------
[ 75.084304][ T5318] WARNING: CPU: 0 PID: 5318 at mm/page-writeback.c:2716 __folio_mark_dirty+0x202/0xe30
[ 75.089117][ T5318] Modules linked in:
[ 75.091483][ T5318] CPU: 0 UID: 0 PID: 5318 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 75.095536][ T5318] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 75.100318][ T5318] RIP: 0010:__folio_mark_dirty+0x202/0xe30
[ 75.102991][ T5318] Code: 3c 20 00 74 08 48 89 df e8 9b c8 2a 00 4c 8b 33 4c 89 f6 48 83 e6 08 31 ff e8 0a 82 c3 ff 49 83 e6 08 75 20 e8 1f 7d c3 ff 90 <0f> 0b 90 eb 1a e8 14 7d c3 ff 48 8b 2c 24 e9 74 07 00 00 e8 06 7d
[ 75.111447][ T5318] RSP: 0000:ffffc9000fe2f7d0 EFLAGS: 00010093
[ 75.114231][ T5318] RAX: ffffffff81fc9651 RBX: ffffea000044ddc0 RCX: ffff888037834900
[ 75.117588][ T5318] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 75.120983][ T5318] RBP: ffff88801260aaf8 R08: ffffea000044ddc7 R09: 1ffffd4000089bb8
[ 75.124613][ T5318] R10: dffffc0000000000 R11: fffff94000089bb9 R12: dffffc0000000000
[ 75.128108][ T5318] R13: ffff88801260ab00 R14: 0000000000000000 R15: 0000000000000001
[ 75.131481][ T5318] FS: 000055557caf6500(0000) GS:ffff88808d730000(0000) knlGS:0000000000000000
[ 75.135257][ T5318] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 75.138159][ T5318] CR2: 0000200000000140 CR3: 000000003f6be000 CR4: 0000000000352ef0
[ 75.141684][ T5318] Call Trace:
[ 75.143294][ T5318]
[ 75.144634][ T5318] ? do_raw_spin_unlock+0x4d/0x240
[ 75.146860][ T5318] block_dirty_folio+0x17a/0x1d0
[ 75.148918][ T5318] ext4_page_mkwrite+0xf07/0x1190
[ 75.151209][ T5318] ? __pfx_ext4_get_block_unwritten+0x10/0x10
[ 75.153833][ T5318] ? __pfx_ext4_page_mkwrite+0x10/0x10
[ 75.156209][ T5318] do_page_mkwrite+0x14d/0x310
[ 75.158274][ T5318] do_wp_page+0x268d/0x5800
[ 75.160197][ T5318] ? __pfx_do_wp_page+0x10/0x10
[ 75.162448][ T5318] ? do_raw_spin_lock+0x121/0x290
[ 75.164566][ T5318] ? __handle_mm_fault+0xf87/0x5400
[ 75.166904][ T5318] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 75.169218][ T5318] __handle_mm_fault+0x1033/0x5400
[ 75.171483][ T5318] ? lock_vma_under_rcu+0x1a3/0x450
[ 75.173723][ T5318] ? __pfx___handle_mm_fault+0x10/0x10
[ 75.175951][ T5318] ? lock_vma_under_rcu+0x3d2/0x450
[ 75.177997][ T5318] ? __pfx_lock_vma_under_rcu+0x10/0x10
[ 75.180144][ T5318] ? __rseq_handle_notify_resume+0x384/0x1220
[ 75.182760][ T5318] handle_mm_fault+0x40a/0x8e0
[ 75.184901][ T5318] do_user_addr_fault+0xa7c/0x1380
[ 75.187167][ T5318] ? rcu_is_watching+0x15/0xb0
[ 75.189277][ T5318] ? trace_page_fault_user+0x84/0x1e0
[ 75.191763][ T5318] exc_page_fault+0x82/0x100
[ 75.194170][ T5318] asm_exc_page_fault+0x26/0x30
[ 75.196078][ T5318] RIP: 0033:0x7f8177055543
[ 75.197864][ T5318] 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
[ 75.205914][ T5318] RSP: 002b:00007ffd0c6cb1a0 EFLAGS: 00010246
[ 75.208687][ T5318] RAX: 0000200000000140 RBX: 0000000000000008 RCX: 0000000000000000
[ 75.212055][ T5318] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 000055557caf63c8
[ 75.215319][ T5318] RBP: 00007ffd0c6cb2a8 R08: 0000000000000000 R09: 0000000000000000
[ 75.218648][ T5318] R10: 0000000000000000 R11: 0000000000000001 R12: 00007f81773e5fac
[ 75.221872][ T5318] R13: 00007f81773e5fa0 R14: fffffffffffffffe R15: 00007ffd0c6cb2f0
[ 75.225435][ T5318]
[ 75.226838][ T5318] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 75.230053][ T5318] CPU: 0 UID: 0 PID: 5318 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 75.233942][ T5318] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 75.238653][ T5318] Call Trace:
[ 75.240093][ T5318]
[ 75.241472][ T5318] dump_stack_lvl+0x99/0x250
[ 75.243472][ T5318] ? __asan_memcpy+0x40/0x70
[ 75.245463][ T5318] ? __pfx_dump_stack_lvl+0x10/0x10
[ 75.247761][ T5318] ? __pfx__printk+0x10/0x10
[ 75.250027][ T5318] vpanic+0x237/0x6d0
[ 75.252017][ T5318] ? __pfx_vpanic+0x10/0x10
[ 75.254099][ T5318] panic+0xb9/0xc0
[ 75.255907][ T5318] ? __pfx_panic+0x10/0x10
[ 75.257875][ T5318] __warn+0x31b/0x4b0
[ 75.259746][ T5318] ? __folio_mark_dirty+0x202/0xe30
[ 75.262102][ T5318] ? __folio_mark_dirty+0x202/0xe30
[ 75.264497][ T5318] report_bug+0x2be/0x4f0
[ 75.266458][ T5318] ? __folio_mark_dirty+0x202/0xe30
[ 75.268805][ T5318] ? __folio_mark_dirty+0x202/0xe30
[ 75.271164][ T5318] ? __folio_mark_dirty+0x204/0xe30
[ 75.274111][ T5318] handle_bug+0x84/0x160
[ 75.276518][ T5318] exc_invalid_op+0x1a/0x50
[ 75.278822][ T5318] asm_exc_invalid_op+0x1a/0x20
[ 75.280927][ T5318] RIP: 0010:__folio_mark_dirty+0x202/0xe30
[ 75.283419][ T5318] Code: 3c 20 00 74 08 48 89 df e8 9b c8 2a 00 4c 8b 33 4c 89 f6 48 83 e6 08 31 ff e8 0a 82 c3 ff 49 83 e6 08 75 20 e8 1f 7d c3 ff 90 <0f> 0b 90 eb 1a e8 14 7d c3 ff 48 8b 2c 24 e9 74 07 00 00 e8 06 7d
[ 75.291743][ T5318] RSP: 0000:ffffc9000fe2f7d0 EFLAGS: 00010093
[ 75.294510][ T5318] RAX: ffffffff81fc9651 RBX: ffffea000044ddc0 RCX: ffff888037834900
[ 75.297942][ T5318] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 75.301534][ T5318] RBP: ffff88801260aaf8 R08: ffffea000044ddc7 R09: 1ffffd4000089bb8
[ 75.304722][ T5318] R10: dffffc0000000000 R11: fffff94000089bb9 R12: dffffc0000000000
[ 75.307663][ T5318] R13: ffff88801260ab00 R14: 0000000000000000 R15: 0000000000000001
[ 75.310814][ T5318] ? __folio_mark_dirty+0x201/0xe30
[ 75.313020][ T5318] ? do_raw_spin_unlock+0x4d/0x240
[ 75.315136][ T5318] block_dirty_folio+0x17a/0x1d0
[ 75.317216][ T5318] ext4_page_mkwrite+0xf07/0x1190
[ 75.319504][ T5318] ? __pfx_ext4_get_block_unwritten+0x10/0x10
[ 75.322842][ T5318] ? __pfx_ext4_page_mkwrite+0x10/0x10
[ 75.325158][ T5318] do_page_mkwrite+0x14d/0x310
[ 75.327159][ T5318] do_wp_page+0x268d/0x5800
[ 75.328930][ T5318] ? __pfx_do_wp_page+0x10/0x10
[ 75.331224][ T5318] ? do_raw_spin_lock+0x121/0x290
[ 75.333580][ T5318] ? __handle_mm_fault+0xf87/0x5400
[ 75.335823][ T5318] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 75.338248][ T5318] __handle_mm_fault+0x1033/0x5400
[ 75.340464][ T5318] ? lock_vma_under_rcu+0x1a3/0x450
[ 75.342767][ T5318] ? __pfx___handle_mm_fault+0x10/0x10
[ 75.345033][ T5318] ? lock_vma_under_rcu+0x3d2/0x450
[ 75.347202][ T5318] ? __pfx_lock_vma_under_rcu+0x10/0x10
[ 75.349525][ T5318] ? __rseq_handle_notify_resume+0x384/0x1220
[ 75.352213][ T5318] handle_mm_fault+0x40a/0x8e0
[ 75.354311][ T5318] do_user_addr_fault+0xa7c/0x1380
[ 75.356448][ T5318] ? rcu_is_watching+0x15/0xb0
[ 75.358326][ T5318] ? trace_page_fault_user+0x84/0x1e0
[ 75.360375][ T5318] exc_page_fault+0x82/0x100
[ 75.361988][ T5318] asm_exc_page_fault+0x26/0x30
[ 75.363870][ T5318] RIP: 0033:0x7f8177055543
[ 75.365609][ T5318] 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
[ 75.373574][ T5318] RSP: 002b:00007ffd0c6cb1a0 EFLAGS: 00010246
[ 75.376292][ T5318] RAX: 0000200000000140 RBX: 0000000000000008 RCX: 0000000000000000
[ 75.379423][ T5318] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 000055557caf63c8
[ 75.382915][ T5318] RBP: 00007ffd0c6cb2a8 R08: 0000000000000000 R09: 0000000000000000
[ 75.386285][ T5318] R10: 0000000000000000 R11: 0000000000000001 R12: 00007f81773e5fac
[ 75.389671][ T5318] R13: 00007f81773e5fa0 R14: fffffffffffffffe R15: 00007ffd0c6cb2f0
[ 75.393068][ T5318]
[ 75.394781][ T5318] Kernel Offset: disabled
[ 75.396648][ T5318] Rebooting in 86400 seconds..