program: syz_mount_image$ext4(&(0x7f0000000580)='ext4\x00', &(0x7f00000005c0)='./file0\x00', 0x0, &(0x7f0000000600), 0x1, 0x56e, &(0x7f0000000640)="$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") r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cpu.stat\x00', 0x275a, 0x0) ftruncate(r0, 0x201bf) openat$sr(0xffffffffffffff9c, &(0x7f0000000240), 0x425c0, 0x0) 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) write$RDMA_USER_CM_CMD_CREATE_ID(r0, &(0x7f00000000c0)={0x0, 0x18, 0xfa00, {0x1, &(0x7f0000000040)={0xffffffffffffffff}, 0x2, 0x1}}, 0x20) write$RDMA_USER_CM_CMD_NOTIFY(r3, &(0x7f0000000200)={0xf, 0x8, 0xfa00, {r5, 0xf}}, 0x10) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) [ 80.624840][ T5299] Bluetooth: hci0: command tx timeout [ 80.628424][ T1315] ieee802154 phy0 wpan0: encryption failed: -22 [ 80.632104][ T1315] ieee802154 phy1 wpan1: encryption failed: -22 [ 80.779834][ T5319] loop0: detected capacity change from 0 to 512 [ 80.927886][ T5319] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 80.943156][ T5319] ext4 filesystem being mounted at /0/file0 supports timestamps until 2038-01-19 (0x7fffffff) [ 81.034543][ T5319] loop0: detected capacity change from 512 to 64 [ 81.065925][ T1080] EXT4-fs error (device loop0): ext4_validate_block_bitmap:423: comm kworker/u4:9: bg 0: bad block bitmap checksum [ 81.093430][ T5319] EXT4-fs error (device loop0) in ext4_reserve_inode_write:6313: Out of memory [ 81.098363][ T1080] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 4 with error 28 [ 81.105779][ T5319] EXT4-fs error (device loop0): ext4_setattr:5999: inode #18: comm syz.0.0: mark_inode_dirty error [ 81.110957][ T1080] EXT4-fs (loop0): This should not happen!! Data will be lost [ 81.110957][ T1080] [ 81.119671][ T1080] EXT4-fs (loop0): Total free blocks count 0 [ 81.122196][ T1080] EXT4-fs (loop0): Free/Dirty block details [ 81.126954][ T5319] EXT4-fs error (device loop0) in ext4_setattr:6050: Out of memory [ 81.131277][ T1080] EXT4-fs (loop0): free_blocks=0 [ 81.133479][ T1080] EXT4-fs (loop0): dirty_blocks=4 [ 81.142235][ T1080] EXT4-fs (loop0): Block reservation details [ 81.154014][ T1080] EXT4-fs (loop0): i_reserved_data_blocks=4 [ 81.157766][ T5320] EXT4-fs error (device loop0) in ext4_reserve_inode_write:6313: Out of memory [ 81.162973][ T5320] EXT4-fs error (device loop0): ext4_dirty_inode:6517: inode #18: comm syz.0.0: mark_inode_dirty error [ 81.169318][ T5318] ------------[ cut here ]------------ [ 81.172090][ T5318] WARNING: CPU: 0 PID: 5318 at mm/page-writeback.c:2716 __folio_mark_dirty+0x202/0xe30 [ 81.176330][ T5318] Modules linked in: [ 81.178383][ T5318] CPU: 0 UID: 0 PID: 5318 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 81.182371][ T5318] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 81.186639][ T5318] RIP: 0010:__folio_mark_dirty+0x202/0xe30 [ 81.189225][ T5318] Code: 3c 20 00 74 08 48 89 df e8 ab c8 2a 00 4c 8b 33 4c 89 f6 48 83 e6 08 31 ff e8 fa 81 c3 ff 49 83 e6 08 75 20 e8 0f 7d c3 ff 90 <0f> 0b 90 eb 1a e8 04 7d c3 ff 48 8b 2c 24 e9 74 07 00 00 e8 f6 7c [ 81.197680][ T5318] RSP: 0000:ffffc9000d39f7d0 EFLAGS: 00010093 [ 81.200252][ T5318] RAX: ffffffff81fc9651 RBX: ffffea000036e700 RCX: ffff888000dda480 [ 81.203817][ T5318] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 81.207233][ T5318] RBP: ffff888012033e18 R08: ffffea000036e707 R09: 1ffffd400006dce0 [ 81.210563][ T5318] R10: dffffc0000000000 R11: fffff9400006dce1 R12: dffffc0000000000 [ 81.213973][ T5318] R13: ffff888012033e20 R14: 0000000000000000 R15: 0000000000000001 [ 81.217204][ T5318] FS: 0000555590ebe500(0000) GS:ffff88808d730000(0000) knlGS:0000000000000000 [ 81.221027][ T5318] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 81.223916][ T5318] CR2: 00002000000000c0 CR3: 0000000011f25000 CR4: 0000000000352ef0 [ 81.227624][ T5318] Call Trace: [ 81.229190][ T5318] [ 81.230512][ T5318] ? do_raw_spin_unlock+0x4d/0x240 [ 81.232591][ T5318] block_dirty_folio+0x17a/0x1d0 [ 81.234840][ T5318] ext4_page_mkwrite+0xf07/0x1190 [ 81.237131][ T5318] ? __pfx_ext4_get_block_unwritten+0x10/0x10 [ 81.239826][ T5318] ? __pfx_ext4_page_mkwrite+0x10/0x10 [ 81.242308][ T5318] ? futex_unqueue+0x22/0x240 [ 81.244432][ T5318] do_page_mkwrite+0x14d/0x310 [ 81.246791][ T5318] do_wp_page+0x268d/0x5800 [ 81.248952][ T5318] ? __pfx_do_wp_page+0x10/0x10 [ 81.251076][ T5318] ? do_raw_spin_lock+0x121/0x290 [ 81.253238][ T5318] ? __handle_mm_fault+0xf87/0x5400 [ 81.255632][ T5318] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 81.257951][ T5318] __handle_mm_fault+0x1033/0x5400 [ 81.260178][ T5318] ? lock_vma_under_rcu+0x1a3/0x450 [ 81.262334][ T5318] ? __pfx___handle_mm_fault+0x10/0x10 [ 81.264700][ T5318] ? lock_vma_under_rcu+0x3d2/0x450 [ 81.267015][ T5318] ? __pfx_lock_vma_under_rcu+0x10/0x10 [ 81.269418][ T5318] ? __rseq_handle_notify_resume+0x384/0x1220 [ 81.272030][ T5318] handle_mm_fault+0x40a/0x8e0 [ 81.274130][ T5318] do_user_addr_fault+0xa7c/0x1380 [ 81.276233][ T5318] ? rcu_is_watching+0x15/0xb0 [ 81.278422][ T5318] ? trace_page_fault_user+0x84/0x1e0 [ 81.281121][ T5318] exc_page_fault+0x82/0x100 [ 81.283365][ T5318] asm_exc_page_fault+0x26/0x30 [ 81.285524][ T5318] RIP: 0033:0x7f7e110556b1 [ 81.287559][ T5318] Code: 48 8b 54 24 08 48 85 d2 74 17 8b 44 24 18 0f c8 89 c0 48 89 44 24 18 48 83 fa 01 0f 85 b3 01 00 00 48 8b 44 24 10 8b 54 24 18 <89> 10 e9 15 fd ff ff 48 8b 44 24 10 8b 10 48 8b 44 24 08 48 85 c0 [ 81.295859][ T5318] RSP: 002b:00007ffe57a08910 EFLAGS: 00010246 [ 81.298529][ T5318] RAX: 00002000000000c0 RBX: 0000000000000004 RCX: 0000000000000000 [ 81.301995][ T5318] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000555590ebe3c8 [ 81.305462][ T5318] RBP: 00007ffe57a08a18 R08: 0000000000000000 R09: 0000000000000000 [ 81.308868][ T5318] R10: 0000000000000000 R11: 0000000000000000 R12: 00007f7e113e609c [ 81.312322][ T5318] R13: 00007ffe57a08a40 R14: fffffffffffffffe R15: 00007ffe57a08a60 [ 81.315777][ T5318] [ 81.317077][ T5318] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 81.320169][ T5318] CPU: 0 UID: 0 PID: 5318 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 81.324207][ T5318] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 81.328885][ T5318] Call Trace: [ 81.330291][ T5318] [ 81.331602][ T5318] dump_stack_lvl+0x99/0x250 [ 81.333614][ T5318] ? __asan_memcpy+0x40/0x70 [ 81.335635][ T5318] ? __pfx_dump_stack_lvl+0x10/0x10 [ 81.337959][ T5318] ? __pfx__printk+0x10/0x10 [ 81.339915][ T5318] vpanic+0x237/0x6d0 [ 81.341723][ T5318] ? __pfx_vpanic+0x10/0x10 [ 81.343741][ T5318] panic+0xb9/0xc0 [ 81.345663][ T5318] ? __pfx_panic+0x10/0x10 [ 81.347807][ T5318] __warn+0x31b/0x4b0 [ 81.349581][ T5318] ? __folio_mark_dirty+0x202/0xe30 [ 81.351829][ T5318] ? __folio_mark_dirty+0x202/0xe30 [ 81.354119][ T5318] report_bug+0x2be/0x4f0 [ 81.355981][ T5318] ? __folio_mark_dirty+0x202/0xe30 [ 81.358263][ T5318] ? __folio_mark_dirty+0x202/0xe30 [ 81.360555][ T5318] ? __folio_mark_dirty+0x204/0xe30 [ 81.363059][ T5318] handle_bug+0x84/0x160 [ 81.364880][ T5318] exc_invalid_op+0x1a/0x50 [ 81.366696][ T5318] asm_exc_invalid_op+0x1a/0x20 [ 81.368617][ T5318] RIP: 0010:__folio_mark_dirty+0x202/0xe30 [ 81.371075][ T5318] Code: 3c 20 00 74 08 48 89 df e8 ab c8 2a 00 4c 8b 33 4c 89 f6 48 83 e6 08 31 ff e8 fa 81 c3 ff 49 83 e6 08 75 20 e8 0f 7d c3 ff 90 <0f> 0b 90 eb 1a e8 04 7d c3 ff 48 8b 2c 24 e9 74 07 00 00 e8 f6 7c [ 81.379113][ T5318] RSP: 0000:ffffc9000d39f7d0 EFLAGS: 00010093 [ 81.381885][ T5318] RAX: ffffffff81fc9651 RBX: ffffea000036e700 RCX: ffff888000dda480 [ 81.385336][ T5318] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 81.388953][ T5318] RBP: ffff888012033e18 R08: ffffea000036e707 R09: 1ffffd400006dce0 [ 81.392535][ T5318] R10: dffffc0000000000 R11: fffff9400006dce1 R12: dffffc0000000000 [ 81.395888][ T5318] R13: ffff888012033e20 R14: 0000000000000000 R15: 0000000000000001 [ 81.399192][ T5318] ? __folio_mark_dirty+0x201/0xe30 [ 81.401295][ T5318] ? do_raw_spin_unlock+0x4d/0x240 [ 81.403551][ T5318] block_dirty_folio+0x17a/0x1d0 [ 81.405988][ T5318] ext4_page_mkwrite+0xf07/0x1190 [ 81.408242][ T5318] ? __pfx_ext4_get_block_unwritten+0x10/0x10 [ 81.410919][ T5318] ? __pfx_ext4_page_mkwrite+0x10/0x10 [ 81.413253][ T5318] ? futex_unqueue+0x22/0x240 [ 81.415066][ T5318] do_page_mkwrite+0x14d/0x310 [ 81.417201][ T5318] do_wp_page+0x268d/0x5800 [ 81.419050][ T5318] ? __pfx_do_wp_page+0x10/0x10 [ 81.421027][ T5318] ? do_raw_spin_lock+0x121/0x290 [ 81.423206][ T5318] ? __handle_mm_fault+0xf87/0x5400 [ 81.425419][ T5318] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 81.427797][ T5318] __handle_mm_fault+0x1033/0x5400 [ 81.430165][ T5318] ? lock_vma_under_rcu+0x1a3/0x450 [ 81.432512][ T5318] ? __pfx___handle_mm_fault+0x10/0x10 [ 81.434763][ T5318] ? lock_vma_under_rcu+0x3d2/0x450 [ 81.436980][ T5318] ? __pfx_lock_vma_under_rcu+0x10/0x10 [ 81.439370][ T5318] ? __rseq_handle_notify_resume+0x384/0x1220 [ 81.442023][ T5318] handle_mm_fault+0x40a/0x8e0 [ 81.444581][ T5318] do_user_addr_fault+0xa7c/0x1380 [ 81.447001][ T5318] ? rcu_is_watching+0x15/0xb0 [ 81.449135][ T5318] ? trace_page_fault_user+0x84/0x1e0 [ 81.451512][ T5318] exc_page_fault+0x82/0x100 [ 81.453694][ T5318] asm_exc_page_fault+0x26/0x30 [ 81.456347][ T5318] RIP: 0033:0x7f7e110556b1 [ 81.458296][ T5318] Code: 48 8b 54 24 08 48 85 d2 74 17 8b 44 24 18 0f c8 89 c0 48 89 44 24 18 48 83 fa 01 0f 85 b3 01 00 00 48 8b 44 24 10 8b 54 24 18 <89> 10 e9 15 fd ff ff 48 8b 44 24 10 8b 10 48 8b 44 24 08 48 85 c0 [ 81.466426][ T5318] RSP: 002b:00007ffe57a08910 EFLAGS: 00010246 [ 81.469134][ T5318] RAX: 00002000000000c0 RBX: 0000000000000004 RCX: 0000000000000000 [ 81.472441][ T5318] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000555590ebe3c8 [ 81.475694][ T5318] RBP: 00007ffe57a08a18 R08: 0000000000000000 R09: 0000000000000000 [ 81.479032][ T5318] R10: 0000000000000000 R11: 0000000000000000 R12: 00007f7e113e609c [ 81.483079][ T5318] R13: 00007ffe57a08a40 R14: fffffffffffffffe R15: 00007ffe57a08a60 [ 81.486320][ T5318] [ 81.487857][ T5318] Kernel Offset: disabled [ 81.489657][ T5318] Rebooting in 86400 seconds..