program: r0 = openat$sw_sync(0xffffffffffffff9c, &(0x7f0000000740), 0x0, 0x0) r1 = openat$sw_sync(0xffffffffffffff9c, &(0x7f0000000ac0), 0x0, 0x0) ioctl$SW_SYNC_IOC_CREATE_FENCE(r1, 0xc0285700, &(0x7f0000000b00)={0x4, "abacd211119ca94c63377526aeb5ab2c7b9ca5fa07558139ede6dc06270ee042", 0xffffffffffffffff}) ioctl$SW_SYNC_IOC_CREATE_FENCE(r0, 0xc0285700, &(0x7f0000000f40)={0x8, "b546baa5cc590d3033de259c2996817bb959ebab028deda525e19bdeffafde25", 0xffffffffffffffff}) ioctl$SYNC_IOC_MERGE(r2, 0xc0303e03, &(0x7f0000000f80)={"d1ed39d88b014976ab94c1fb10628c46d2e681cdb9e5c1a31965c61e0df52c5e", r3, 0xffffffffffffffff}) r5 = shmget$private(0x0, 0x1000, 0x0, &(0x7f0000ffc000/0x1000)=nil) perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0xbe, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2040, 0xe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffd, 0x0, @perf_bp={0x0, 0x8}, 0x2086, 0x8, 0x0, 0x5, 0x3fe, 0x7fffffff, 0x80, 0x0, 0x0, 0x0, 0x8000000000000000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) shmat(r5, &(0x7f0000ffb000/0x2000)=nil, 0x6000) msync(&(0x7f0000ffb000/0x3000)=nil, 0x3000, 0x6) syz_mount_image$ext4(&(0x7f0000000580)='ext4\x00', &(0x7f00000005c0)='./file0\x00', 0x0, &(0x7f0000000600), 0x1, 0x56e, &(0x7f0000000640)="$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") r6 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cpu.stat\x00', 0x275a, 0x0) ftruncate(r6, 0x201bf) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r6, 0x0) r7 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) r8 = ioctl$KVM_CREATE_VM(r7, 0xae01, 0x0) open(&(0x7f0000000180)='./bus\x00', 0x14937e, 0x131) mount(&(0x7f0000000280)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x5000, 0x0) r9 = open(&(0x7f0000000000)='./bus\x00', 0x0, 0x0) ioctl$LOOP_SET_STATUS64(r9, 0x4c04, &(0x7f00000003c0)={0x0, 0x0, 0x0, 0x1, 0x8005, 0x0, 0x0, 0x19, 0xd, "ef359f413bb93852f7d6a4ae6dddfbd1ce5d29c2ee5e5ca9000ff8ee09e737ff0edf110ff4117639c2eb4b78c660e677df701905b9aafab4afaaf755a3f6a004", "036c47c6780820d1cbf7966d61fdcf335263bd9bffbcc2542ded71038259ca171ce1a311ef54ec32d71e14ef3dc177e9b48b00", "f28359738e229a4c66810000000000d300e6d602000000000000000000000001", [0x8]}) r10 = ioctl$KVM_CREATE_VCPU(r8, 0xae41, 0x0) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpu.stat\x00', 0x275a, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r10, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, 0x0}], 0x1, 0x74, 0x0, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) ioctl$SW_SYNC_IOC_INC(r0, 0x40045701, &(0x7f0000000040)=0x44f) ioctl$SYNC_IOC_MERGE(r4, 0xc0303e03, &(0x7f0000000000)={"9b000000000000000000c69671ea00", r3}) syz_mount_image$nilfs2(&(0x7f0000000a40), &(0x7f0000000200)='./file0\x00', 0x10, &(0x7f0000000480)=ANY=[], 0x5, 0xa5a, &(0x7f0000001b40)="$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") unlink(&(0x7f00000001c0)='./file2\x00') unlink(&(0x7f0000000000)='./file2\x00') r11 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cpuset.effective_cpus\x00', 0x275a, 0x0) write$binfmt_script(r11, &(0x7f0000000080)={'#! ', './file2', [], 0xa, "02f864363d952ea1a8cd90e6fd108053fde95a006889fafe2a87a7b87eccef60c0f0908c0fd36b69ead161e8d5b291080a5283a587c584280a335c6c3a6df99a7d243d5b23bcdf2714b7b7a3302c4090cdd305131a10ad68c9d07d634d71790310a9b32b35857ca7"}, 0x73) [ 73.937178][ T4689] Bluetooth: hci0: command tx timeout [ 74.015465][ T5342] loop0: detected capacity change from 0 to 512 [ 74.078886][ T5342] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 74.097179][ T5342] ext4 filesystem being mounted at /0/file0 supports timestamps until 2038-01-19 (0x7fffffff) [ 74.179016][ T5342] loop0: detected capacity change from 512 to 64 [ 74.184506][ T3030] EXT4-fs error (device loop0): ext4_validate_block_bitmap:423: comm kworker/u4:15: bg 0: bad block bitmap checksum [ 74.219518][ T3030] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 4 with error 74 [ 74.225031][ T3030] EXT4-fs (loop0): This should not happen!! Data will be lost [ 74.225031][ T3030] [ 74.234348][ T5343] EXT4-fs error (device loop0) in ext4_reserve_inode_write:6298: Out of memory [ 74.272224][ T5343] EXT4-fs error (device loop0): ext4_setattr:5984: inode #18: comm syz.0.0: mark_inode_dirty error [ 74.303763][ T5341] ------------[ cut here ]------------ [ 74.306431][ T5341] WARNING: mm/page-writeback.c:2710 at __folio_mark_dirty+0x202/0xe10, CPU#0: syz.0.0/5341 [ 74.311575][ T5341] Modules linked in: [ 74.313869][ T5341] CPU: 0 UID: 0 PID: 5341 Comm: syz.0.0 Tainted: G L syzkaller #0 PREEMPT(full) [ 74.318365][ T5341] Tainted: [L]=SOFTLOCKUP [ 74.320061][ T5341] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 74.324523][ T5341] RIP: 0010:__folio_mark_dirty+0x202/0xe10 [ 74.327118][ T5341] Code: 3c 20 00 74 08 48 89 df e8 fb ce 2a 00 4c 8b 33 4c 89 f6 48 83 e6 08 31 ff e8 2a 29 c3 ff 49 83 e6 08 75 20 e8 3f 24 c3 ff 90 <0f> 0b 90 eb 1a e8 34 24 c3 ff 48 8b 2c 24 e9 5d 07 00 00 e8 26 24 [ 74.335472][ T5341] RSP: 0018:ffffc9000df47810 EFLAGS: 00010093 [ 74.338168][ T5341] RAX: ffffffff81fde321 RBX: ffffea0001421100 RCX: ffff88801fba8000 [ 74.341593][ T5341] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 74.344934][ T5341] RBP: ffff888047992b38 R08: ffffea0001421107 R09: 1ffffd4000284220 [ 74.348225][ T5341] R10: dffffc0000000000 R11: fffff94000284221 R12: dffffc0000000000 [ 74.351470][ T5341] R13: ffff888047992b40 R14: 0000000000000000 R15: 0000000000000001 [ 74.354730][ T5341] FS: 000055558c985500(0000) GS:ffff88808d414000(0000) knlGS:0000000000000000 [ 74.358411][ T5341] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.361109][ T5341] CR2: 0000200000000140 CR3: 00000000377e7000 CR4: 0000000000352ef0 [ 74.364597][ T5341] Call Trace: [ 74.366076][ T5341] [ 74.367448][ T5341] ? do_raw_spin_unlock+0x4d/0x240 [ 74.369764][ T5341] block_dirty_folio+0x17a/0x1d0 [ 74.371984][ T5341] ext4_page_mkwrite+0xf07/0x1190 [ 74.374299][ T5341] ? __pfx_ext4_get_block_unwritten+0x10/0x10 [ 74.376976][ T5341] ? __pfx_ext4_page_mkwrite+0x10/0x10 [ 74.379360][ T5341] do_page_mkwrite+0x14d/0x310 [ 74.381694][ T5341] do_wp_page+0x2676/0x5810 [ 74.384233][ T5341] ? ___pte_offset_map+0x29/0x240 [ 74.386486][ T5341] ? __pfx_do_wp_page+0x10/0x10 [ 74.388589][ T5341] ? do_raw_spin_lock+0x121/0x290 [ 74.390757][ T5341] ? handle_mm_fault+0x1411/0x32b0 [ 74.392950][ T5341] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 74.395437][ T5341] handle_mm_fault+0x14c5/0x32b0 [ 74.397592][ T5341] ? handle_mm_fault+0xdb/0x32b0 [ 74.399772][ T5341] ? __pfx_handle_mm_fault+0x10/0x10 [ 74.402080][ T5341] ? lock_vma_under_rcu+0x42c/0x4a0 [ 74.404468][ T5341] ? __pfx_do_futex+0x10/0x10 [ 74.406514][ T5341] do_user_addr_fault+0xa7c/0x1380 [ 74.408656][ T5341] ? rcu_is_watching+0x15/0xb0 [ 74.410783][ T5341] ? trace_page_fault_user+0x84/0x1c0 [ 74.413145][ T5341] exc_page_fault+0x71/0xd0 [ 74.415121][ T5341] asm_exc_page_fault+0x26/0x30 [ 74.417146][ T5341] RIP: 0033:0x7f71f7c555f3 [ 74.419116][ T5341] 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 [ 74.427369][ T5341] RSP: 002b:00007fffef7849e0 EFLAGS: 00010246 [ 74.430145][ T5341] RAX: 0000200000000140 RBX: 0000000000000008 RCX: 0000000000000000 [ 74.433654][ T5341] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 000055558c9853c8 [ 74.436925][ T5341] RBP: 00007fffef784ae8 R08: 0000000000000000 R09: 0000000000000000 [ 74.439957][ T5341] R10: 0000000000000000 R11: 0000000000000001 R12: 00007f71f7fe609c [ 74.443351][ T5341] R13: 00007fffef784b10 R14: fffffffffffffffe R15: 00007fffef784b30 [ 74.446569][ T5341] [ 74.447799][ T5341] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 74.450631][ T5341] CPU: 0 UID: 0 PID: 5341 Comm: syz.0.0 Tainted: G L syzkaller #0 PREEMPT(full) [ 74.455097][ T5341] Tainted: [L]=SOFTLOCKUP [ 74.456872][ T5341] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 74.461386][ T5341] Call Trace: [ 74.462853][ T5341] [ 74.464249][ T5341] vpanic+0x1e0/0x670 [ 74.466041][ T5341] panic+0xb9/0xc0 [ 74.467714][ T5341] ? __pfx_panic+0x10/0x10 [ 74.469677][ T5341] __warn+0x317/0x4b0 [ 74.471353][ T5341] ? __folio_mark_dirty+0x202/0xe10 [ 74.473640][ T5341] ? __folio_mark_dirty+0x202/0xe10 [ 74.475992][ T5341] __report_bug+0x288/0x500 [ 74.478249][ T5341] ? __folio_mark_dirty+0x202/0xe10 [ 74.480743][ T5341] ? __pfx___report_bug+0x10/0x10 [ 74.483251][ T5341] ? __lock_acquire+0x6b6/0x2cf0 [ 74.485562][ T5341] ? do_raw_spin_unlock+0x4d/0x240 [ 74.487777][ T5341] ? __folio_mark_dirty+0x202/0xe10 [ 74.490017][ T5341] report_bug+0x16a/0x220 [ 74.491804][ T5341] ? __folio_mark_dirty+0x202/0xe10 [ 74.493987][ T5341] ? __folio_mark_dirty+0x204/0xe10 [ 74.496212][ T5341] handle_bug+0x98/0x200 [ 74.498100][ T5341] exc_invalid_op+0x1a/0x50 [ 74.500158][ T5341] asm_exc_invalid_op+0x1a/0x20 [ 74.502321][ T5341] RIP: 0010:__folio_mark_dirty+0x202/0xe10 [ 74.504880][ T5341] Code: 3c 20 00 74 08 48 89 df e8 fb ce 2a 00 4c 8b 33 4c 89 f6 48 83 e6 08 31 ff e8 2a 29 c3 ff 49 83 e6 08 75 20 e8 3f 24 c3 ff 90 <0f> 0b 90 eb 1a e8 34 24 c3 ff 48 8b 2c 24 e9 5d 07 00 00 e8 26 24 [ 74.513098][ T5341] RSP: 0018:ffffc9000df47810 EFLAGS: 00010093 [ 74.515718][ T5341] RAX: ffffffff81fde321 RBX: ffffea0001421100 RCX: ffff88801fba8000 [ 74.519129][ T5341] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 74.522463][ T5341] RBP: ffff888047992b38 R08: ffffea0001421107 R09: 1ffffd4000284220 [ 74.525835][ T5341] R10: dffffc0000000000 R11: fffff94000284221 R12: dffffc0000000000 [ 74.529175][ T5341] R13: ffff888047992b40 R14: 0000000000000000 R15: 0000000000000001 [ 74.532593][ T5341] ? __folio_mark_dirty+0x201/0xe10 [ 74.534925][ T5341] ? do_raw_spin_unlock+0x4d/0x240 [ 74.537252][ T5341] block_dirty_folio+0x17a/0x1d0 [ 74.539455][ T5341] ext4_page_mkwrite+0xf07/0x1190 [ 74.541655][ T5341] ? __pfx_ext4_get_block_unwritten+0x10/0x10 [ 74.544236][ T5341] ? __pfx_ext4_page_mkwrite+0x10/0x10 [ 74.546434][ T5341] do_page_mkwrite+0x14d/0x310 [ 74.548537][ T5341] do_wp_page+0x2676/0x5810 [ 74.550624][ T5341] ? ___pte_offset_map+0x29/0x240 [ 74.552749][ T5341] ? __pfx_do_wp_page+0x10/0x10 [ 74.555025][ T5341] ? do_raw_spin_lock+0x121/0x290 [ 74.557142][ T5341] ? handle_mm_fault+0x1411/0x32b0 [ 74.559247][ T5341] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 74.561525][ T5341] handle_mm_fault+0x14c5/0x32b0 [ 74.563636][ T5341] ? handle_mm_fault+0xdb/0x32b0 [ 74.565713][ T5341] ? __pfx_handle_mm_fault+0x10/0x10 [ 74.567901][ T5341] ? lock_vma_under_rcu+0x42c/0x4a0 [ 74.569788][ T5341] ? __pfx_do_futex+0x10/0x10 [ 74.571878][ T5341] do_user_addr_fault+0xa7c/0x1380 [ 74.574118][ T5341] ? rcu_is_watching+0x15/0xb0 [ 74.576347][ T5341] ? trace_page_fault_user+0x84/0x1c0 [ 74.578968][ T5341] exc_page_fault+0x71/0xd0 [ 74.581208][ T5341] asm_exc_page_fault+0x26/0x30 [ 74.583458][ T5341] RIP: 0033:0x7f71f7c555f3 [ 74.585558][ T5341] 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 [ 74.593960][ T5341] RSP: 002b:00007fffef7849e0 EFLAGS: 00010246 [ 74.596648][ T5341] RAX: 0000200000000140 RBX: 0000000000000008 RCX: 0000000000000000 [ 74.600047][ T5341] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 000055558c9853c8 [ 74.603536][ T5341] RBP: 00007fffef784ae8 R08: 0000000000000000 R09: 0000000000000000 [ 74.606915][ T5341] R10: 0000000000000000 R11: 0000000000000001 R12: 00007f71f7fe609c [ 74.610265][ T5341] R13: 00007fffef784b10 R14: fffffffffffffffe R15: 00007fffef784b30 [ 74.613680][ T5341] [ 74.615508][ T5341] Kernel Offset: disabled [ 74.617442][ T5341] Rebooting in 86400 seconds..