Warning: Permanently added '10.128.0.54' (ED25519) to the list of known hosts.
2026/05/06 06:30:38 ignoring optional flag "type"="gce"
2026/05/06 06:30:38 parsed 1 programs
[ 43.955390][ T30] kauditd_printk_skb: 18 callbacks suppressed
[ 43.955448][ T30] audit: type=1400 audit(1778049038.931:92): avc: denied { unlink } for pid=345 comm="syz-executor" name="swap-file" dev="sda1" ino=2027 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t"
2026/05/06 06:30:39 executed programs: 0
[ 44.051936][ T345] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 44.110244][ T352] bridge0: port 1(bridge_slave_0) entered blocking state
[ 44.117817][ T352] bridge0: port 1(bridge_slave_0) entered disabled state
[ 44.125915][ T352] device bridge_slave_0 entered promiscuous mode
[ 44.133403][ T352] bridge0: port 2(bridge_slave_1) entered blocking state
[ 44.141228][ T352] bridge0: port 2(bridge_slave_1) entered disabled state
[ 44.148913][ T352] device bridge_slave_1 entered promiscuous mode
[ 44.191093][ T30] audit: type=1400 audit(1778049039.161:93): avc: denied { create } for pid=352 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1
[ 44.207348][ T352] bridge0: port 2(bridge_slave_1) entered blocking state
[ 44.212083][ T30] audit: type=1400 audit(1778049039.161:94): avc: denied { write } for pid=352 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1
[ 44.219078][ T352] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 44.219406][ T352] bridge0: port 1(bridge_slave_0) entered blocking state
[ 44.242248][ T30] audit: type=1400 audit(1778049039.161:95): avc: denied { read } for pid=352 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1
[ 44.248749][ T352] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 44.288780][ T10] bridge0: port 1(bridge_slave_0) entered disabled state
[ 44.296572][ T10] bridge0: port 2(bridge_slave_1) entered disabled state
[ 44.305181][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 44.313477][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 44.323549][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 44.333559][ T10] bridge0: port 1(bridge_slave_0) entered blocking state
[ 44.342097][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 44.352288][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 44.361176][ T10] bridge0: port 2(bridge_slave_1) entered blocking state
[ 44.369166][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 44.382043][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 44.392941][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 44.407578][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 44.419759][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 44.428022][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 44.435922][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 44.444256][ T352] device veth0_vlan entered promiscuous mode
[ 44.456552][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 44.466025][ T352] device veth1_macvtap entered promiscuous mode
[ 44.477424][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 44.488534][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 44.512594][ T357] loop0: detected capacity change from 0 to 512
[ 44.520409][ T30] audit: type=1400 audit(1778049039.491:96): avc: denied { mounton } for pid=356 comm="syz-executor.0" path="/root/syzkaller-testdir580167855/syzkaller.0iAHHI/0/file1" dev="sda1" ino=2036 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1
[ 44.567354][ T357] EXT4-fs (loop0): 1 orphan inode deleted
[ 44.573286][ T357] EXT4-fs (loop0): mounted filesystem without journal. Opts: errors=remount-ro,norecovery,dioread_lock,errors=remount-ro,noauto_da_alloc,resgid=0x0000000000000000,barrier,auto_da_alloc,max_dir_size_kb=0x00000000000004e1,. Quota mode: writeback.
[ 44.598443][ T30] audit: type=1400 audit(1778049039.571:97): avc: denied { mount } for pid=356 comm="syz-executor.0" name="/" dev="loop0" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1
[ 44.598459][ T357] ext4 filesystem being mounted at /root/syzkaller-testdir580167855/syzkaller.0iAHHI/0/file1 supports timestamps until 2038-01-19 (0x7fffffff)
[ 44.637372][ T30] audit: type=1400 audit(1778049039.621:98): avc: denied { write } for pid=356 comm="syz-executor.0" name="/" dev="loop0" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1
[ 44.660224][ T30] audit: type=1400 audit(1778049039.621:99): avc: denied { add_name } for pid=356 comm="syz-executor.0" name="bus" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1
[ 44.681811][ T30] audit: type=1400 audit(1778049039.621:100): avc: denied { create } for pid=356 comm="syz-executor.0" name="bus" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1
[ 44.703248][ T30] audit: type=1400 audit(1778049039.621:101): avc: denied { read write open } for pid=356 comm="syz-executor.0" path="/root/syzkaller-testdir580167855/syzkaller.0iAHHI/0/file1/bus" dev="loop0" ino=16 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1
[ 44.703620][ T362] EXT4-fs error (device loop0): ext4_ext_remove_space:2846: inode #16: comm syz-executor.0: path[1].p_hdr == NULL
[ 44.744609][ T362] EXT4-fs (loop0): Remounting filesystem read-only
[ 44.751349][ T362] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm syz-executor.0: Invalid inode table block 0 in block_group 0
[ 44.765716][ T362] EXT4-fs (loop0): Remounting filesystem read-only
[ 44.772681][ T362] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5885: Corrupt filesystem
[ 44.783300][ T362] EXT4-fs (loop0): Remounting filesystem read-only
[ 44.790044][ T362] EXT4-fs error (device loop0): ext4_punch_hole:4150: inode #16: comm syz-executor.0: mark_inode_dirty error
[ 44.803950][ T362] EXT4-fs (loop0): Remounting filesystem read-only
[ 44.814928][ T352] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm syz-executor.0: Invalid inode table block 0 in block_group 0
[ 44.829347][ T352] EXT4-fs (loop0): Remounting filesystem read-only
[ 44.836876][ T352] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5885: Corrupt filesystem
[ 44.847615][ T352] EXT4-fs (loop0): Remounting filesystem read-only
[ 44.855113][ T352] EXT4-fs error (device loop0): ext4_quota_off:6531: inode #3: comm syz-executor.0: mark_inode_dirty error
[ 44.868938][ T352] EXT4-fs (loop0): Remounting filesystem read-only
[ 44.933835][ T364] loop0: detected capacity change from 0 to 512
[ 44.946914][ T364] EXT4-fs (loop0): 1 orphan inode deleted
[ 44.953061][ T364] EXT4-fs (loop0): mounted filesystem without journal. Opts: errors=remount-ro,norecovery,dioread_lock,errors=remount-ro,noauto_da_alloc,resgid=0x0000000000000000,barrier,auto_da_alloc,max_dir_size_kb=0x00000000000004e1,. Quota mode: writeback.
[ 44.976938][ T364] ext4 filesystem being mounted at /root/syzkaller-testdir580167855/syzkaller.0iAHHI/1/file1 supports timestamps until 2038-01-19 (0x7fffffff)
[ 45.002060][ T367] EXT4-fs error (device loop0): ext4_ext_remove_space:2846: inode #16: comm syz-executor.0: path[1].p_hdr == NULL
[ 45.014654][ T367] EXT4-fs (loop0): Remounting filesystem read-only
[ 45.021270][ T367] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm syz-executor.0: Invalid inode table block 0 in block_group 0
[ 45.035076][ T367] EXT4-fs (loop0): Remounting filesystem read-only
[ 45.041638][ T367] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5885: Corrupt filesystem
[ 45.051412][ T367] EXT4-fs (loop0): Remounting filesystem read-only
[ 45.058992][ T367] EXT4-fs error (device loop0): ext4_punch_hole:4150: inode #16: comm syz-executor.0: mark_inode_dirty error
[ 45.071324][ T367] EXT4-fs (loop0): Remounting filesystem read-only
[ 45.085693][ T352] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm syz-executor.0: Invalid inode table block 0 in block_group 0
[ 45.099226][ T352] EXT4-fs (loop0): Remounting filesystem read-only
[ 45.106045][ T352] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5885: Corrupt filesystem
[ 45.116167][ T352] EXT4-fs (loop0): Remounting filesystem read-only
[ 45.123051][ T352] EXT4-fs error (device loop0): ext4_quota_off:6531: inode #3: comm syz-executor.0: mark_inode_dirty error
[ 45.135316][ T352] EXT4-fs (loop0): Remounting filesystem read-only
[ 45.202696][ T369] loop0: detected capacity change from 0 to 512
[ 45.216634][ T369] EXT4-fs (loop0): 1 orphan inode deleted
[ 45.222497][ T369] EXT4-fs (loop0): mounted filesystem without journal. Opts: errors=remount-ro,norecovery,dioread_lock,errors=remount-ro,noauto_da_alloc,resgid=0x0000000000000000,barrier,auto_da_alloc,max_dir_size_kb=0x00000000000004e1,. Quota mode: writeback.
[ 45.246248][ T369] ext4 filesystem being mounted at /root/syzkaller-testdir580167855/syzkaller.0iAHHI/2/file1 supports timestamps until 2038-01-19 (0x7fffffff)
[ 45.269647][ T372] EXT4-fs error (device loop0): ext4_ext_remove_space:2846: inode #16: comm syz-executor.0: path[1].p_hdr == NULL
[ 45.282296][ T372] EXT4-fs (loop0): Remounting filesystem read-only
[ 45.289315][ T372] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm syz-executor.0: Invalid inode table block 0 in block_group 0
[ 45.303950][ T372] EXT4-fs (loop0): Remounting filesystem read-only
[ 45.310959][ T372] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5885: Corrupt filesystem
[ 45.325004][ T372] EXT4-fs (loop0): Remounting filesystem read-only
[ 45.333003][ T372] EXT4-fs error (device loop0): ext4_punch_hole:4150: inode #16: comm syz-executor.0: mark_inode_dirty error
[ 45.345253][ T372] EXT4-fs (loop0): Remounting filesystem read-only
[ 45.356290][ T352] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm syz-executor.0: Invalid inode table block 0 in block_group 0
[ 45.370662][ T352] EXT4-fs (loop0): Remounting filesystem read-only
[ 45.382022][ T352] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5885: Corrupt filesystem
[ 45.403537][ T352] EXT4-fs (loop0): Remounting filesystem read-only
[ 45.422946][ T352] EXT4-fs error (device loop0): ext4_quota_off:6531: inode #3: comm syz-executor.0: mark_inode_dirty error
[ 45.437339][ T352] EXT4-fs (loop0): Remounting filesystem read-only
[ 45.523308][ T374] loop0: detected capacity change from 0 to 512
[ 45.537777][ T374] EXT4-fs (loop0): 1 orphan inode deleted
[ 45.543842][ T374] EXT4-fs (loop0): mounted filesystem without journal. Opts: errors=remount-ro,norecovery,dioread_lock,errors=remount-ro,noauto_da_alloc,resgid=0x0000000000000000,barrier,auto_da_alloc,max_dir_size_kb=0x00000000000004e1,. Quota mode: writeback.
[ 45.568133][ T374] ext4 filesystem being mounted at /root/syzkaller-testdir580167855/syzkaller.0iAHHI/3/file1 supports timestamps until 2038-01-19 (0x7fffffff)
[ 45.599111][ T378] EXT4-fs error (device loop0): ext4_read_block_bitmap_nowait:476: comm syz-executor.0: Invalid block bitmap block 0 in block_group 0
[ 45.615032][ T378] EXT4-fs (loop0): Remounting filesystem read-only
[ 45.622493][ T378] EXT4-fs error (device loop0) in ext4_mb_clear_bb:6192: Corrupt filesystem
[ 45.631751][ T378] EXT4-fs (loop0): Remounting filesystem read-only
[ 45.639580][ T378] ==================================================================
[ 45.648205][ T378] BUG: KASAN: out-of-bounds in ext4_ext_remove_space+0x23c3/0x40d0
[ 45.656397][ T378] Read of size 18446744073709551544 at addr ffff888123cad054 by task syz-executor.0/378
[ 45.666504][ T378]
[ 45.668955][ T378] CPU: 0 PID: 378 Comm: syz-executor.0 Not tainted syzkaller #0
[ 45.677632][ T378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 45.690042][ T378] Call Trace:
[ 45.694332][ T378]
[ 45.697313][ T378] __dump_stack+0x21/0x30
[ 45.701809][ T378] dump_stack_lvl+0x110/0x170
[ 45.706640][ T378] ? show_regs_print_info+0x20/0x20
[ 45.712230][ T378] ? load_image+0x3e0/0x3e0
[ 45.717648][ T378] print_address_description+0x7f/0x2c0
[ 45.724108][ T378] ? ext4_ext_remove_space+0x23c3/0x40d0
[ 45.730164][ T378] kasan_report+0xf1/0x140
[ 45.734808][ T378] ? ext4_ext_remove_space+0x23c3/0x40d0
[ 45.740479][ T378] ? ext4_ext_remove_space+0x23c3/0x40d0
[ 45.746263][ T378] kasan_check_range+0x249/0x2a0
[ 45.751252][ T378] ? ext4_ext_remove_space+0x23c3/0x40d0
[ 45.757378][ T378] memmove+0x2d/0x70
[ 45.761513][ T378] ext4_ext_remove_space+0x23c3/0x40d0
[ 45.767120][ T378] ? ext4_ext_index_trans_blocks+0x100/0x100
[ 45.773231][ T378] ext4_punch_hole+0x77c/0xbd0
[ 45.778043][ T378] ext4_fallocate+0x2b6/0x1de0
[ 45.782853][ T378] ? selinux_file_permission+0x2aa/0x510
[ 45.788549][ T378] ? fsnotify_perm+0x67/0x5b0
[ 45.793389][ T378] vfs_fallocate+0x4b4/0x590
[ 45.798479][ T378] do_vfs_ioctl+0x1a79/0x1d80
[ 45.803392][ T378] ? __ia32_compat_sys_ioctl+0x900/0x900
[ 45.809223][ T378] ? do_handle_mm_fault+0xfac/0x1de0
[ 45.814523][ T378] ? ioctl_has_perm+0x1b8/0x4f0
[ 45.819685][ T378] ? ioctl_has_perm+0x3ab/0x4f0
[ 45.824748][ T378] ? has_cap_mac_admin+0x370/0x370
[ 45.830243][ T378] ? __kasan_check_write+0x14/0x20
[ 45.836185][ T378] ? _raw_spin_lock_irq+0x95/0xf0
[ 45.841382][ T378] ? selinux_file_ioctl+0x3a0/0x4d0
[ 45.846785][ T378] ? __kasan_check_write+0x14/0x20
[ 45.852030][ T378] ? selinux_file_alloc_security+0x120/0x120
[ 45.858240][ T378] ? _raw_spin_unlock_irq+0x4e/0x70
[ 45.863969][ T378] ? __set_current_blocked+0x204/0x230
[ 45.870366][ T378] ? __fget_files+0x2c4/0x320
[ 45.875091][ T378] ? security_file_ioctl+0x84/0xa0
[ 45.880255][ T378] __se_sys_ioctl+0x9f/0x1a0
[ 45.885179][ T378] __x64_sys_ioctl+0x7b/0x90
[ 45.889952][ T378] x64_sys_call+0x2f/0x9a0
[ 45.894491][ T378] do_syscall_64+0x4c/0xa0
[ 45.899086][ T378] ? clear_bhb_loop+0x50/0xa0
[ 45.903873][ T378] ? clear_bhb_loop+0x50/0xa0
[ 45.908820][ T378] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 45.914851][ T378] RIP: 0033:0x7f2e53f7e079
[ 45.919667][ T378] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 d0 ff ff ff f7 d8 64 89 01 48
[ 45.940282][ T378] RSP: 002b:00007f2e4b72f0b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 45.949021][ T378] RAX: ffffffffffffffda RBX: 00007f2e540bd050 RCX: 00007f2e53f7e079
[ 45.957033][ T378] RDX: 0000000020000080 RSI: 000000004030582b RDI: 0000000000000004
[ 45.965333][ T378] RBP: 00007f2e53fdf498 R08: 0000000000000000 R09: 0000000000000000
[ 45.973692][ T378] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 45.982356][ T378] R13: 000000000000000b R14: 00007f2e540bd050 R15: 00007ffd5cac2d48
[ 45.990777][ T378]
[ 45.993807][ T378]
[ 45.996135][ T378] The buggy address belongs to the page:
[ 46.001753][ T378] page:ffffea00048f2b40 refcount:2 mapcount:0 mapping:ffff8881092c43d8 index:0x3a pfn:0x123cad
[ 46.012206][ T378] memcg:ffff888100255640
[ 46.016690][ T378] aops:def_blk_aops ino:700000
[ 46.021942][ T378] flags: 0x4000000000002036(referenced|uptodate|lru|active|private|zone=1)
[ 46.032876][ T378] raw: 4000000000002036 ffffea00048ae408 ffff88810025b330 ffff8881092c43d8
[ 46.043243][ T378] raw: 000000000000003a ffff88810d0009d8 00000002ffffffff ffff888100255640
[ 46.053352][ T378] page dumped because: kasan: bad access detected
[ 46.060694][ T378] page_owner tracks the page as allocated
[ 46.067703][ T378] page last allocated via order 0, migratetype Movable, gfp_mask 0x108c48(GFP_NOFS|__GFP_NOFAIL|__GFP_HARDWALL|__GFP_MOVABLE), pid 374, ts 45595346888, free_ts 45266816261
[ 46.086495][ T378] post_alloc_hook+0x192/0x1b0
[ 46.091391][ T378] prep_new_page+0x1c/0x110
[ 46.096367][ T378] get_page_from_freelist+0x2d3a/0x2dc0
[ 46.102395][ T378] __alloc_pages+0x1a2/0x460
[ 46.107007][ T378] pagecache_get_page+0xac6/0xde0
[ 46.112037][ T378] __getblk_gfp+0x238/0x7d0
[ 46.116839][ T378] ext4_ext_insert_extent+0x10f6/0x47c0
[ 46.123518][ T378] ext4_ext_map_blocks+0x186c/0x61e0
[ 46.128961][ T378] ext4_map_blocks+0x988/0x1b30
[ 46.133860][ T378] _ext4_get_block+0x1ea/0x540
[ 46.139091][ T378] ext4_get_block+0x39/0x50
[ 46.143629][ T378] ext4_block_write_begin+0x563/0x1160
[ 46.149656][ T378] ext4_write_begin+0x65a/0x12e0
[ 46.154617][ T378] ext4_da_write_begin+0x321/0xbf0
[ 46.159852][ T378] generic_perform_write+0x2b7/0x690
[ 46.165158][ T378] ext4_buffered_write_iter+0x4ed/0x670
[ 46.170963][ T378] page last free stack trace:
[ 46.175984][ T378] free_unref_page_prepare+0x542/0x550
[ 46.181562][ T378] free_unref_page_list+0x13a/0x9d0
[ 46.187026][ T378] release_pages+0x1006/0x1060
[ 46.192121][ T378] free_pages_and_swap_cache+0x86/0xa0
[ 46.197600][ T378] tlb_finish_mmu+0x17e/0x310
[ 46.202549][ T378] unmap_region+0x344/0x3b0
[ 46.207271][ T378] __do_munmap+0xa24/0x1020
[ 46.211790][ T378] __vm_munmap+0x163/0x2b0
[ 46.216307][ T378] __x64_sys_munmap+0x6b/0x80
[ 46.221011][ T378] x64_sys_call+0xc9/0x9a0
[ 46.225448][ T378] do_syscall_64+0x4c/0xa0
[ 46.229880][ T378] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 46.236637][ T378]
[ 46.239271][ T378] Memory state around the buggy address:
[ 46.245016][ T378] ffff888123cacf00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
[ 46.253382][ T378] ffff888123cacf80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
[ 46.261898][ T378] >ffff888123cad000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[ 46.270725][ T378] ^
[ 46.277726][ T378] ffff888123cad080: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[ 46.286437][ T378] ffff888123cad100: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[ 46.294816][ T378] ==================================================================
[ 46.303149][ T378] Disabling lock debugging due to kernel taint
[ 46.310286][ T378] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm syz-executor.0: Invalid inode table block 0 in block_group 0
[ 46.326556][ T378] EXT4-fs (loop0): Remounting filesystem read-only
[ 46.334201][ T378] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5885: Corrupt filesystem
[ 46.344681][ T378] EXT4-fs (loop0): Remounting filesystem read-only
[ 46.352391][ T378] EXT4-fs error (device loop0): ext4_punch_hole:4150: inode #16: comm syz-executor.0: mark_inode_dirty error
[ 46.365053][ T378] EXT4-fs (loop0): Remounting filesystem read-only
[ 46.377269][ T352] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm syz-executor.0: Invalid inode table block 0 in block_group 0
[ 46.391730][ T352] EXT4-fs (loop0): Remounting filesystem read-only
[ 46.399128][ T352] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5885: Corrupt filesystem
[ 46.409698][ T352] EXT4-fs (loop0): Remounting filesystem read-only
[ 46.417305][ T352] EXT4-fs error (device loop0): ext4_quota_off:6531: inode #3: comm syz-executor.0: mark_inode_dirty error
[ 46.429185][ T352] EXT4-fs (loop0): Remounting filesystem read-only
[ 46.484563][ T380] loop0: detected capacity change from 0 to 512
[ 46.496694][ T380] EXT4-fs (loop0): 1 orphan inode deleted
[ 46.502783][ T380] EXT4-fs (loop0): mounted filesystem without journal. Opts: errors=remount-ro,norecovery,dioread_lock,errors=remount-ro,noauto_da_alloc,resgid=0x0000000000000000,barrier,auto_da_alloc,max_dir_size_kb=0x00000000000004e1,. Quota mode: writeback.
[ 46.529859][ T380] ext4 filesystem being mounted at /root/syzkaller-testdir580167855/syzkaller.0iAHHI/4/file1 supports timestamps until 2038-01-19 (0x7fffffff)
[ 46.555256][ T383] EXT4-fs error (device loop0): ext4_ext_remove_space:2846: inode #16: comm syz-executor.0: path[1].p_hdr == NULL
[ 46.570156][ T383] EXT4-fs (loop0): Remounting filesystem read-only
[ 46.579044][ T383] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm syz-executor.0: Invalid inode table block 0 in block_group 0
[ 46.593983][ T383] EXT4-fs (loop0): Remounting filesystem read-only
[ 46.600945][ T383] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5885: Corrupt filesystem
[ 46.611634][ T383] EXT4-fs (loop0): Remounting filesystem read-only
[ 46.618517][ T383] EXT4-fs error (device loop0): ext4_punch_hole:4150: inode #16: comm syz-executor.0: mark_inode_dirty error
[ 46.631807][ T383] EXT4-fs (loop0): Remounting filesystem read-only
[ 46.642889][ T352] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm syz-executor.0: Invalid inode table block 0 in block_group 0
[ 46.656856][ T352] EXT4-fs (loop0): Remounting filesystem read-only
[ 46.663578][ T352] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5885: Corrupt filesystem
[ 46.673525][ T352] EXT4-fs (loop0): Remounting filesystem read-only
[ 46.681385][ T352] EXT4-fs error (device loop0): ext4_quota_off:6531: inode #3: comm syz-executor.0: mark_inode_dirty error
[ 46.693681][ T352] EXT4-fs (loop0): Remounting filesystem read-only
[ 46.752860][ T385] loop0: detected capacity change from 0 to 512
[ 46.768711][ T385] EXT4-fs (loop0): 1 orphan inode deleted
[ 46.775290][ T385] EXT4-fs (loop0): mounted filesystem without journal. Opts: errors=remount-ro,norecovery,dioread_lock,errors=remount-ro,noauto_da_alloc,resgid=0x0000000000000000,barrier,auto_da_alloc,max_dir_size_kb=0x00000000000004e1,. Quota mode: writeback.
[ 46.800037][ T385] ext4 filesystem being mounted at /root/syzkaller-testdir580167855/syzkaller.0iAHHI/5/file1 supports timestamps until 2038-01-19 (0x7fffffff)
[ 46.826712][ T388] EXT4-fs error (device loop0): ext4_ext_remove_space:2846: inode #16: comm syz-executor.0: path[1].p_hdr == NULL
[ 46.840611][ T388] EXT4-fs (loop0): Remounting filesystem read-only
[ 46.848858][ T388] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm syz-executor.0: Invalid inode table block 0 in block_group 0
[ 46.862858][ T388] EXT4-fs (loop0): Remounting filesystem read-only
[ 46.870315][ T388] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5885: Corrupt filesystem
[ 46.880218][ T388] EXT4-fs (loop0): Remounting filesystem read-only
[ 46.886808][ T388] EXT4-fs error (device loop0): ext4_punch_hole:4150: inode #16: comm syz-executor.0: mark_inode_dirty error
[ 46.901313][ T388] EXT4-fs (loop0): Remounting filesystem read-only
[ 46.912852][ T352] EXT4-fs error (device loop0): __ext4_get_inode_loc:4358: comm syz-executor.0: Invalid inode table block 0 in block_group 0
[ 46.926721][ T352] EXT4-fs (loop0): Remounting filesystem read-only
[ 46.933768][ T352] EXT4-fs error (device loop0) in ext4_reserve_inode_write:5885: Corrupt filesystem
[ 46.943800][ T352] EXT4-fs (loop0): Remounting filesystem read-only
[ 46.950736][ T352] EXT4-fs error (device loop0): ext4_quota_off:6531: inode #3: comm syz-executor.0: mark_inode_dirty error
[ 46.962942][ T352] EXT4-fs (loop0): Remounting filesystem read-only
[ 47.042668][ T390] loop0: detected capacity change from 0 to 512
[ 47.057294][ T390] EXT4-fs (loop0): 1 orphan inode deleted
[ 47.063750][ T390] EXT4-fs (loop0): mounted filesystem without journal. Opts: errors=remount-ro,norecovery,dioread_lock,errors=remount-ro,noauto_da_alloc,resgid=0x0000000000000000,barrier,auto_da_alloc,max_dir_size_kb=0x00000000000004e1,. Quota mode: writeback.
[ 47.088216][ T390] ext4 filesystem being mounted at /root/syzkaller-testdir580167855/syzkaller.0iAHHI/6/file1 supports timestamps until 2038-01-19 (0x7fffffff)
[ 47.112940][ T393] EXT4-fs error (device loop0): ext4_read_block_bitmap_nowait:476: comm syz-executor.0: Invalid block bitmap block 0 in block_group 0
[ 47.127639][ T393] EXT4-fs (loop0): Remounting filesystem read-only
[ 47.134513][ T393] EXT4-fs error (device loop0) in ext4_mb_clear_bb:6192: Corrupt filesystem
[ 47.144588][ T393] EXT4-fs (loop0): Remounting filesystem read-only
SeaBIOS (version 1.8.2-google)
Total RAM Size = 0x0000000200000000 = 8192 MiB
CPUs found: 2 Max CPUs supported: 2
SeaBIOS (version 1.8.2-google)
Machine UUID 6042b8a5-8fcc-c127-70fe-900b099547f4
found virtio-scsi at 0:3
virtio-scsi vendor='Google' product='PersistentDisk' rev='1' type=0 removable=0
virtio-scsi blksize=512 sectors=4194304 = 2048 MiB
drive 0x000f26c0: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304
Sending Seabios boot VM event.
Booting from Hard Disk 0...
[ 0.000000][ T0] Linux version syzkaller (syzkaller@syzkaller) (Debian clang version 21.1.8 (++20251221033036+2078da43e25a-1~exp1~20251221153213.50), Debian LLD 21.1.8) #0 SMP PREEMPT now
[ 0.000000][ T0] Command line: BOOT_IMAGE=/boot/bzImage root=/dev/sda1 console=ttyS0
[ 0.000000][ T0] KERNEL supported cpus:
[ 0.000000][ T0] Intel GenuineIntel
[ 0.000000][ T0] AMD AuthenticAMD
[ 0.000000][ T0] BIOS-provided physical RAM map:
[ 0.000000][ T0] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable
[ 0.000000][ T0] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved
[ 0.000000][ T0] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved
[ 0.000000][ T0] BIOS-e820: [mem 0x0000000000100000-0x00000000bfffcfff] usable
[ 0.000000][ T0] BIOS-e820: [mem 0x00000000bfffd000-0x00000000bfffffff] reserved
[ 0.000000][ T0] BIOS-e820: [mem 0x00000000fffbc000-0x00000000ffffffff] reserved
[ 0.000000][ T0] BIOS-e820: [mem 0x0000000100000000-0x000000023fffffff] usable
[ 0.000000][ T0] printk: bootconsole [earlyser0] enabled
[ 0.000000][ T0] ERROR: earlyprintk= earlyser already used
[ 0.000000][ T0] ERROR: earlyprintk= earlyser already used
[ 0.000000][ T0] **********************************************************
[ 0.000000][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE **
[ 0.000000][ T0] ** **
[ 0.000000][ T0] ** This system shows unhashed kernel memory addresses **
[ 0.000000][ T0] ** via the console, logs, and other interfaces. This **
[ 0.000000][ T0] ** might reduce the security of your system. **
[ 0.000000][ T0] ** **
[ 0.000000][ T0] ** If you see this message and you are not debugging **
[ 0.000000][ T0] ** the kernel, report this immediately to your system **
[ 0.000000][ T0] ** administrator! **
[ 0.000000][ T0] ** **
[ 0.000000][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE **
[ 0.000000][ T0] **********************************************************
[ 0.000000][ T0] Malformed early option 'vsyscall'
[ 0.000000][ T0] nopcid: PCID feature disabled
[ 0.000000][ T0] NX (Execute Disable) protection: active
[ 0.000000][ T0] SMBIOS 2.4 present.
[ 0.000000][ T0] DMI: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 0.000000][ T0] Hypervisor detected: KVM
[ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00
[ 0.000000][ T0] kvm-clock: cpu 0, msr 70c4001, primary cpu clock
[ 0.000006][ T0] kvm-clock: using sched offset of 2372120007 cycles
[ 0.002913][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns
[ 0.010708][ T0] tsc: Detected 2199.998 MHz processor
[ 0.016082][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000
[ 0.018779][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT
[ 0.021662][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000
[ 0.029422][ T0] found SMP MP-table at [mem 0x000f2980-0x000f298f]
[ 0.032188][ T0] Using GB pages for direct mapping
[ 0.035823][ T0] ACPI: Early table checksum verification disabled
[ 0.038378][ T0] ACPI: RSDP 0x00000000000F2700 000014 (v00 Google)
[ 0.041558][ T0] ACPI: RSDT 0x00000000BFFFFFB0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001)
[ 0.045410][ T0] ACPI: FACP 0x00000000BFFFF370 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001)
[ 0.049686][ T0] ACPI: DSDT 0x00000000BFFFD900 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001)
[ 0.053581][ T0] ACPI: FACS 0x00000000BFFFD8C0 000040
[ 0.055942][ T0] ACPI: FACS 0x00000000BFFFD8C0 000040
[ 0.058175][ T0] ACPI: SRAT 0x00000000BFFFFEA0 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001)
[ 0.062193][ T0] ACPI: APIC 0x00000000BFFFFDF0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001)
[ 0.066485][ T0] ACPI: SSDT 0x00000000BFFFF470 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001)
[ 0.071210][ T0] ACPI: WAET 0x00000000BFFFFE70 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001)
[ 0.074985][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff370-0xbffff463]
[ 0.077863][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd900-0xbffff363]
[ 0.080975][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd8c0-0xbfffd8ff]
[ 0.083931][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd8c0-0xbfffd8ff]
[ 0.087276][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffea0-0xbfffff67]
[ 0.090629][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdf0-0xbffffe65]
[ 0.094598][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff470-0xbffffdef]
[ 0.097662][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe70-0xbffffe97]
[ 0.101627][ T0] Zone ranges:
[ 0.103205][ T0] DMA32 [mem 0x0000000000001000-0x00000000ffffffff]
[ 0.106160][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff]
[ 0.109021][ T0] Movable zone start for each node
[ 0.111008][ T0] Early memory node ranges
[ 0.112546][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff]
[ 0.116016][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff]
[ 0.119620][ T0] node 0: [mem 0x0000000100000000-0x000000023fffffff]
[ 0.122563][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000023fffffff]
[ 0.125839][ T0] On node 0, zone DMA32: 1 pages in unavailable ranges
[ 0.175098][ T0] On node 0, zone DMA32: 97 pages in unavailable ranges
[ 0.260753][ T0] On node 0, zone Normal: 3 pages in unavailable ranges
[ 0.583881][ T0] kasan: KernelAddressSanitizer initialized
[ 0.590467][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1])
[ 0.594174][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23
[ 0.598233][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level)
[ 0.601436][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
[ 0.604507][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level)
[ 0.607444][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level)
[ 0.610742][ T0] ACPI: Using ACPI (MADT) for SMP configuration information
[ 0.613837][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs
[ 0.616269][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff]
[ 0.620288][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x000fffff]
[ 0.624506][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xffffffff]
[ 0.628792][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices
[ 0.631551][ T0] Booting paravirtualized kernel on KVM
[ 0.634064][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[ 0.639452][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:1
[ 0.643491][ T0] percpu: Embedded 67 pages/cpu s234072 r8192 d32168 u1048576
[ 0.646666][ T0] kvm-guest: stealtime: cpu 0, msr 1f7027040
[ 0.649254][ T0] kvm-guest: PV spinlocks enabled
[ 0.652071][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear)
[ 0.655590][ T0] Built 1 zonelists, mobility grouping on. Total pages: 2064126
[ 0.659045][ T0] Kernel command line: earlyprintk=serial net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 ima_policy=tcb nf-conntrack-ftp.ports=20000 nf-conntrack-tftp.ports=20000 nf-conntrack-sip.ports=20000 nf-conntrack-irc.ports=20000 nf-conntrack-sane.ports=20000 binder.debug_mask=0 rcupdate.rcu_expedited=1 rcupdate.rcu_cpu_stall_cputime=1 no_hash_pointers page_owner=on sysctl.vm.nr_hugepages=4 sysctl.vm.nr_overcommit_hugepages=4 secretmem.enable=1 sysctl.max_rcu_stall_to_panic=1 msr.allow_writes=off coredump_filter=0xffff root=/dev/sda console=ttyS0 vsyscall=native numa=fake=2 kvm-intel.nested=1 spec_store_bypass_disable=prctl nopcid vivid.n_devs=64 vivid.multiplanar=1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2 netrom.nr_ndevs=32 rose.rose_ndevs=32 smp.csd_lock_timeout=100000 watchdog_thresh=55 workqueue.watchdog_thresh=140 sysctl.net.core.netdev_unregister_timeout_secs=140 dummy_
[ 0.659943][ T0] cgroup: Disabling pressure control group feature
[ 0.701014][ T0] Unknown kernel command line parameters "ima_policy=tcb numa=fake=2 spec_store_bypass_disable=prctl nbds_max=32", will be passed to user space.
[ 0.710255][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, linear)
[ 0.715527][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, linear)
[ 0.718920][ T0] mem auto-init: stack:all(zero), heap alloc:on, heap free:off
[ 0.928885][ T0] Memory: 7014612K/8388204K available (63508K kernel code, 8859K rwdata, 22444K rodata, 1828K init, 1388K bss, 1373336K reserved, 0K cma-reserved)
[ 0.935799][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1
[ 0.939725][ T0] rcu: Preemptible hierarchical RCU implementation.
[ 0.942305][ T0] rcu: RCU dyntick-idle grace-period acceleration is enabled.
[ 0.945139][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2.
[ 0.948054][ T0] rcu: RCU priority boosting: priority 1 delay 500 ms.
[ 0.950666][ T0] All grace periods are expedited (rcu_expedited).
[ 0.953296][ T0] Trampoline variant of Tasks RCU enabled.
[ 0.955739][ T0] Tracing variant of Tasks RCU enabled.
[ 0.958274][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies.
[ 0.961750][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2
[ 0.980856][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16
[ 0.984846][ T0] rcu: Offload RCU callbacks from CPUs: (none).
[ 0.988493][ T0] kfence: initialized - using 524288 bytes for 63 objects at 0xffff88823fece000-0xffff88823ff4e000
[ 0.994279][ T0] random: crng init done
[ 0.996384][ T0] Console: colour dummy device 80x25
[ 0.999241][ T0] printk: console [ttyS0] enabled
[ 0.999241][ T0] printk: console [ttyS0] enabled
[ 1.002945][ T0] printk: bootconsole [earlyser0] disabled
[ 1.002945][ T0] printk: bootconsole [earlyser0] disabled
[ 1.006920][ T0] ACPI: Core revision 20210730
[ 1.008716][ T0] APIC: Switch to symmetric I/O mode setup
[ 1.011484][ T0] x2apic enabled
[ 1.017794][ T0] Switched APIC routing to physical x2apic.
[ 1.028119][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1
[ 1.031547][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1fb63109b96, max_idle_ns: 440795265316 ns
[ 1.035360][ T0] Calibrating delay loop (skipped) preset value.. 4399.99 BogoMIPS (lpj=21999980)
[ 1.045526][ T0] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8
[ 1.048496][ T0] Last level dTLB entries: 4KB 64, 2MB 32, 4MB 32, 1GB 4
[ 1.051841][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization
[ 1.055418][ T0] Spectre V2 : Spectre BHI mitigation: SW BHB clearing on vm exit
[ 1.058782][ T0] Spectre V2 : Spectre BHI mitigation: SW BHB clearing on syscall
[ 1.062115][ T0] Spectre V2 : Mitigation: IBRS
[ 1.065358][ T0] Spectre V2 : Spectre v2 / SpectreRSB: Filling RSB on context switch and VMEXIT
[ 1.069486][ T0] RETBleed: Mitigation: IBRS
[ 1.071429][ T0] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier
[ 1.075361][ T0] Spectre V2 : User space: Mitigation: STIBP via seccomp and prctl
[ 1.079354][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl
[ 1.083803][ T0] MDS: Mitigation: Clear CPU buffers
[ 1.085365][ T0] TAA: Mitigation: Clear CPU buffers
[ 1.087469][ T0] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode
[ 1.092251][ T0] ITS: Vulnerable
[ 1.095393][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers'
[ 1.099042][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers'
[ 1.103036][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers'
[ 1.105370][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256
[ 1.108446][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format.
[ 1.116917][ T0] Freeing SMP alternatives memory: 56K
[ 1.118963][ T0] pid_max: default: 32768 minimum: 301
[ 1.121260][ T0] LSM: Security Framework initializing
[ 1.123972][ T0] SELinux: Initializing.
[ 1.126294][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, linear)
[ 1.129227][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, linear)
[ 1.374431][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.20GHz (family: 0x6, model: 0x4f, stepping: 0x0)
[ 1.375347][ T1] Performance Events: unsupported p6 CPU model 79 no PMU driver, software events only.
[ 1.375347][ T1] signal: max sigframe size: 1776
[ 1.375576][ T1] rcu: Hierarchical SRCU implementation.
[ 1.378151][ T1] dyndbg: Ignore empty _ddebug table in a CONFIG_DYNAMIC_DEBUG_CORE build
[ 1.381447][ T1] smp: Bringing up secondary CPUs ...
[ 1.384117][ T1] x86: Booting SMP configuration:
[ 1.385364][ T1] .... node #0, CPUs: #1
[ 0.047192][ T0] kvm-clock: cpu 1, msr 70c4041, secondary cpu clock
[ 1.388266][ T22] kvm-guest: stealtime: cpu 1, msr 1f7127040
[ 1.390453][ T1] MDS CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/mds.html for more details.
[ 1.395360][ T1] TAA CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/tsx_async_abort.html for more details.
[ 1.405396][ T1] MMIO Stale Data CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/processor_mmio_stale_data.html for more details.
[ 1.412819][ T1] smp: Brought up 1 node, 2 CPUs
[ 1.415361][ T1] smpboot: Max logical packages: 1
[ 1.417538][ T1] smpboot: Total of 2 processors activated (8799.99 BogoMIPS)
[ 1.468426][ T1] allocated 100663296 bytes of page_ext
[ 1.472777][ T1] Node 0, zone DMA32: page owner found early allocated 14 pages
[ 1.495190][ T1] Node 0, zone Normal: page owner found early allocated 25575 pages
[ 1.495619][ T1] devtmpfs: initialized
[ 1.496972][ T1] x86/mm: Memory block size: 128MB
[ 1.516383][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[ 1.521167][ T1] futex hash table entries: 512 (order: 3, 32768 bytes, linear)
[ 1.526521][ T1] NET: Registered PF_NETLINK/PF_ROUTE protocol family
[ 1.530741][ T1] audit: initializing netlink subsys (disabled)
[ 1.533202][ T30] audit: type=2000 audit(1778049048.337:1): state=initialized audit_enabled=0 res=1
[ 1.533202][ T1] thermal_sys: Registered thermal governor 'step_wise'
[ 1.533202][ T1] thermal_sys: Registered thermal governor 'user_space'
[ 1.535440][ T1] cpuidle: using governor menu
[ 1.540755][ T1] ACPI: bus type PCI registered
[ 1.543240][ T1] PCI: Using configuration type 1 for base access
[ 1.587151][ T1] cryptd: max_cpu_qlen set to 1000
[ 1.595905][ T1] ACPI: Added _OSI(Module Device)
[ 1.597842][ T1] ACPI: Added _OSI(Processor Device)
[ 1.599692][ T1] ACPI: Added _OSI(Processor Aggregator Device)
[ 1.602103][ T1] ACPI: Added _OSI(Linux-Dell-Video)
[ 1.605374][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio)
[ 1.607722][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics)
[ 1.646047][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded
[ 1.666684][ T1] ACPI: Interpreter enabled
[ 1.668984][ T1] ACPI: PM: (supports S0 S3 S4 S5)
[ 1.671056][ T1] ACPI: Using IOAPIC for interrupt routing
[ 1.673125][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug
[ 1.676828][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F
[ 1.725730][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])
[ 1.728928][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3]
[ 1.732232][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge.
[ 1.738703][ T1] PCI host bridge to bus 0000:00
[ 1.740544][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window]
[ 1.745364][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window]
[ 1.748282][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window]
[ 1.751432][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfefff window]
[ 1.754810][ T1] pci_bus 0000:00: root bus resource [bus 00-ff]
[ 1.756411][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000
[ 1.768949][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100
[ 1.800399][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000
[ 1.826998][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI
[ 1.833507][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000
[ 1.847451][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f]
[ 1.859036][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfe800000-0xfe80007f]
[ 1.884185][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000
[ 1.897472][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f]
[ 1.907045][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfe801000-0xfe80107f]
[ 1.932612][ T1] pci 0000:00:05.0: [1ae0:a002] type 00 class 0x030000
[ 1.948278][ T1] pci 0000:00:05.0: reg 0x10: [mem 0xfe000000-0xfe7fffff]
[ 1.981552][ T1] pci 0000:00:05.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff]
[ 1.988769][ T1] pci 0000:00:06.0: [1af4:1002] type 00 class 0x00ff00
[ 2.005388][ T1] pci 0000:00:06.0: reg 0x10: [io 0xc080-0xc09f]
[ 2.042877][ T1] pci 0000:00:07.0: [1af4:1005] type 00 class 0x00ff00
[ 2.057267][ T1] pci 0000:00:07.0: reg 0x10: [io 0xc0a0-0xc0bf]
[ 2.067677][ T1] pci 0000:00:07.0: reg 0x14: [mem 0xfe802000-0xfe80203f]
[ 2.099385][ T1] ACPI: PCI: Interrupt link LNKA configured for IRQ 10
[ 2.105661][ T1] ACPI: PCI: Interrupt link LNKB configured for IRQ 10
[ 2.111930][ T1] ACPI: PCI: Interrupt link LNKC configured for IRQ 11
[ 2.116485][ T1] ACPI: PCI: Interrupt link LNKD configured for IRQ 11
[ 2.121480][ T1] ACPI: PCI: Interrupt link LNKS configured for IRQ 9
[ 2.130068][ T1] pci 0000:00:05.0: vgaarb: setting as boot VGA device
[ 2.130068][ T1] pci 0000:00:05.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none
[ 2.135372][ T1] pci 0000:00:05.0: vgaarb: bridge control possible
[ 2.137954][ T1] vgaarb: loaded
[ 2.140634][ T1] SCSI subsystem initialized
[ 2.145730][ T1] ACPI: bus type USB registered
[ 2.148057][ T1] usbcore: registered new interface driver usbfs
[ 2.151224][ T1] usbcore: registered new interface driver hub
[ 2.154159][ T1] usbcore: registered new device driver usb
[ 2.155988][ T1] mc: Linux media interface: v0.10
[ 2.158793][ T1] videodev: Linux video capture interface: v2.00
[ 2.162287][ T1] pps_core: LinuxPPS API ver. 1 registered
[ 2.165360][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti
[ 2.170085][ T1] PTP clock support registered
[ 2.172181][ T1] EDAC MC: Ver: 3.0.0
[ 2.176014][ T1] Advanced Linux Sound Architecture Driver Initialized.
[ 2.179962][ T1] Bluetooth: Core ver 2.22
[ 2.181763][ T1] NET: Registered PF_BLUETOOTH protocol family
[ 2.185368][ T1] Bluetooth: HCI device and connection manager initialized
[ 2.188779][ T1] Bluetooth: HCI socket layer initialized
[ 2.190924][ T1] Bluetooth: L2CAP socket layer initialized
[ 2.194143][ T1] Bluetooth: SCO socket layer initialized
[ 2.195694][ T1] nfc: nfc_init: NFC Core ver 0.1
[ 2.197792][ T1] NET: Registered PF_NFC protocol family
[ 2.199987][ T1] PCI: Using ACPI for IRQ routing
[ 2.206474][ T1] clocksource: Switched to clocksource kvm-clock
[ 2.358314][ T1] VFS: Disk quotas dquot_6.6.0
[ 2.360268][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
[ 2.364107][ T1] pnp: PnP ACPI init
[ 2.376654][ T1] pnp: PnP ACPI: found 7 devices
[ 2.396467][ T1] NET: Registered PF_INET protocol family
[ 2.400387][ T1] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, linear)
[ 2.409940][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 4, 65536 bytes, linear)
[ 2.414120][ T1] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, linear)
[ 2.417967][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, linear)
[ 2.422975][ T1] TCP bind hash table entries: 65536 (order: 8, 1048576 bytes, linear)
[ 2.427427][ T1] TCP: Hash tables configured (established 65536 bind 65536)
[ 2.431323][ T1] UDP hash table entries: 4096 (order: 5, 131072 bytes, linear)
[ 2.434766][ T1] UDP-Lite hash table entries: 4096 (order: 5, 131072 bytes, linear)
[ 2.438488][ T1] NET: Registered PF_UNIX/PF_LOCAL protocol family
[ 2.442315][ T1] NET: Registered PF_XDP protocol family
[ 2.444811][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window]
[ 2.447937][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window]
[ 2.450920][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window]
[ 2.454128][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfefff window]
[ 2.458048][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers
[ 2.461514][ T1] PCI: CLS 0 bytes, default 64
[ 2.463568][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)
[ 2.466613][ T1] software IO TLB: mapped [mem 0x00000000bbffd000-0x00000000bfffd000] (64MB)
[ 2.471543][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer
[ 2.500180][ T1] kvm: already loaded the other module
[ 2.502679][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x1fb63109b96, max_idle_ns: 440795265316 ns
[ 2.507185][ T1] clocksource: Switched to clocksource tsc
[ 2.521452][ T1] Initialise system trusted keyrings
[ 2.524521][ T1] workingset: timestamp_bits=46 max_order=21 bucket_order=0
[ 2.562496][ T1] fuse: init (API version 7.36)
[ 2.567276][ T1] 9p: Installing v9fs 9p2000 file system support
[ 2.598006][ T1] Key type asymmetric registered
[ 2.600019][ T1] Asymmetric key parser 'x509' registered
[ 2.602479][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 239)
[ 2.606045][ T1] io scheduler mq-deadline registered
[ 2.608574][ T1] io scheduler kyber registered
[ 2.610835][ T1] io scheduler bfq registered
[ 2.621248][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0
[ 2.627531][ T1] ACPI: button: Power Button [PWRF]
[ 2.630018][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1
[ 2.633711][ T1] ACPI: button: Sleep Button [SLPF]
[ 2.646241][ T1] ACPI: \_SB_.LNKC: Enabled at IRQ 11
[ 2.648798][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver
[ 2.664457][ T1] ACPI: \_SB_.LNKD: Enabled at IRQ 10
[ 2.667305][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver
[ 2.683734][ T1] ACPI: \_SB_.LNKB: Enabled at IRQ 10
[ 2.686093][ T1] virtio-pci 0000:00:06.0: virtio_pci: leaving for legacy driver
[ 2.698744][ T1] virtio-pci 0000:00:07.0: virtio_pci: leaving for legacy driver
[ 2.707578][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing disabled
[ 2.710919][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A
[ 2.716845][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A
[ 2.722545][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A
[ 2.728483][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A
[ 2.764159][ T1] brd: module loaded
[ 2.816270][ T1] loop: module loaded
[ 2.836280][ T1] scsi host0: Virtio SCSI HBA
[ 2.838398][ T1] blk-mq: reduced tag depth to 10240
[ 2.880093][ T1] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6
[ 3.047009][ T8] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB)
[ 3.049349][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information.
[ 3.051526][ T8] sd 0:0:1:0: [sda] 4096-byte physical blocks
[ 3.054650][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved.
[ 3.057555][ T8] sd 0:0:1:0: [sda] Write Protect is off
[ 3.057891][ T8] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
[ 3.069050][ T1] MACsec IEEE 802.1AE
[ 3.072761][ T1] tun: Universal TUN/TAP device driver, 1.6
[ 3.112133][ T8] sda: sda1
[ 3.129965][ T1] CAN device driver interface
[ 3.132875][ T1] e1000: Intel(R) PRO/1000 Network Driver
[ 3.135268][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation.
[ 3.138244][ T1] PPP generic driver version 2.4.2
[ 3.141006][ T1] PPP BSD Compression module registered
[ 3.141470][ T8] sd 0:0:1:0: [sda] Attached SCSI disk
[ 3.143396][ T1] PPP Deflate Compression module registered
[ 3.148204][ T1] PPP MPPE Compression module registered
[ 3.150398][ T1] NET: Registered PF_PPPOX protocol family
[ 3.152715][ T1] PPTP driver version 0.8.5
[ 3.155063][ T1] usbcore: registered new interface driver rtl8150
[ 3.158370][ T1] usbcore: registered new device driver r8152-cfgselector
[ 3.162283][ T1] usbcore: registered new interface driver r8152
[ 3.164954][ T1] usbcore: registered new interface driver asix
[ 3.168225][ T1] usbcore: registered new interface driver ax88179_178a
[ 3.171100][ T1] usbcore: registered new interface driver cdc_ether
[ 3.173813][ T1] usbcore: registered new interface driver cdc_eem
[ 3.176975][ T1] usbcore: registered new interface driver dm9601
[ 3.180021][ T1] usbcore: registered new interface driver sr9700
[ 3.182817][ T1] usbcore: registered new interface driver CoreChips
[ 3.185720][ T1] usbcore: registered new interface driver smsc75xx
[ 3.188638][ T1] usbcore: registered new interface driver smsc95xx
[ 3.191618][ T1] usbcore: registered new interface driver gl620a
[ 3.194863][ T1] usbcore: registered new interface driver net1080
[ 3.197792][ T1] usbcore: registered new interface driver plusb
[ 3.200901][ T1] usbcore: registered new interface driver rndis_host
[ 3.204164][ T1] usbcore: registered new interface driver cdc_subset
[ 3.206776][ T1] usbcore: registered new interface driver zaurus
[ 3.209602][ T1] usbcore: registered new interface driver MOSCHIP usb-ethernet driver
[ 3.212284][ T1] usbcore: registered new interface driver ipheth
[ 3.214443][ T1] usbcore: registered new interface driver cdc_ncm
[ 3.219827][ T1] usbcore: registered new interface driver cdc_mbim
[ 3.222542][ T1] usbcore: registered new interface driver aqc111
[ 3.225614][ T1] usbcore: registered new interface driver r8153_ecm
[ 3.230505][ T1] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[ 3.233779][ T1] ehci-pci: EHCI PCI platform driver
[ 3.236032][ T1] ehci-platform: EHCI generic platform driver
[ 3.238478][ T1] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[ 3.241137][ T1] ohci-pci: OHCI PCI platform driver
[ 3.243518][ T1] ohci-platform: OHCI generic platform driver
[ 3.246523][ T1] usbcore: registered new interface driver cdc_acm
[ 3.249039][ T1] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters
[ 3.252420][ T1] usbcore: registered new interface driver usblp
[ 3.254947][ T1] usbcore: registered new interface driver cdc_wdm
[ 3.258261][ T1] usbcore: registered new interface driver uas
[ 3.260969][ T1] usbcore: registered new interface driver usb-storage
[ 3.263683][ T1] usbcore: registered new interface driver ums-alauda
[ 3.266452][ T1] usbcore: registered new interface driver ums-cypress
[ 3.269095][ T1] usbcore: registered new interface driver ums-datafab
[ 3.271920][ T1] usbcore: registered new interface driver ums-freecom
[ 3.274513][ T1] usbcore: registered new interface driver ums-isd200
[ 3.277182][ T1] usbcore: registered new interface driver ums-jumpshot
[ 3.279906][ T1] usbcore: registered new interface driver ums-karma
[ 3.282586][ T1] usbcore: registered new interface driver ums-onetouch
[ 3.285456][ T1] usbcore: registered new interface driver ums-sddr09
[ 3.288245][ T1] usbcore: registered new interface driver ums-sddr55
[ 3.291099][ T1] usbcore: registered new interface driver ums-usbat
[ 3.293383][ T1] usbcore: registered new interface driver usbserial_generic
[ 3.296275][ T1] usbserial: USB Serial support registered for generic
[ 3.299609][ T1] usbcore: registered new interface driver ftdi_sio
[ 3.302210][ T1] usbserial: USB Serial support registered for FTDI USB Serial Device
[ 3.305685][ T1] usbcore: registered new interface driver pl2303
[ 3.307951][ T1] usbserial: USB Serial support registered for pl2303
[ 3.310404][ T1] usbcore: registered new interface driver usb_ehset_test
[ 3.313441][ T1] usbcore: registered new interface driver trancevibrator
[ 3.316140][ T1] usbcore: registered new interface driver lvs
[ 3.319029][ T1] dummy_hcd dummy_hcd.0: USB Host+Gadget Emulator, driver 02 May 2005
[ 3.321899][ T1] dummy_hcd dummy_hcd.0: Dummy host controller
[ 3.325126][ T1] dummy_hcd dummy_hcd.0: new USB bus registered, assigned bus number 1
[ 3.329725][ T1] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.15
[ 3.334114][ T1] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 3.338588][ T1] usb usb1: Product: Dummy host controller
[ 3.341250][ T1] usb usb1: Manufacturer: Linux syzkaller dummy_hcd
[ 3.344344][ T1] usb usb1: SerialNumber: dummy_hcd.0
[ 3.347695][ T1] hub 1-0:1.0: USB hub found
[ 3.349679][ T1] hub 1-0:1.0: 1 port detected
[ 3.352586][ T1] dummy_hcd dummy_hcd.1: USB Host+Gadget Emulator, driver 02 May 2005
[ 3.355645][ T1] dummy_hcd dummy_hcd.1: Dummy host controller
[ 3.358564][ T1] dummy_hcd dummy_hcd.1: new USB bus registered, assigned bus number 2
[ 3.362070][ T1] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.15
[ 3.364962][ T1] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 3.367565][ T1] usb usb2: Product: Dummy host controller
[ 3.370272][ T1] usb usb2: Manufacturer: Linux syzkaller dummy_hcd
[ 3.373193][ T1] usb usb2: SerialNumber: dummy_hcd.1
[ 3.376764][ T1] hub 2-0:1.0: USB hub found
[ 3.378768][ T1] hub 2-0:1.0: 1 port detected
[ 3.381423][ T1] dummy_hcd dummy_hcd.2: USB Host+Gadget Emulator, driver 02 May 2005
[ 3.384510][ T1] dummy_hcd dummy_hcd.2: Dummy host controller
[ 3.387617][ T1] dummy_hcd dummy_hcd.2: new USB bus registered, assigned bus number 3
[ 3.391670][ T1] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.15
[ 3.395579][ T1] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 3.398599][ T1] usb usb3: Product: Dummy host controller
[ 3.400724][ T1] usb usb3: Manufacturer: Linux syzkaller dummy_hcd
[ 3.404404][ T1] usb usb3: SerialNumber: dummy_hcd.2
[ 3.408350][ T1] hub 3-0:1.0: USB hub found
[ 3.410498][ T1] hub 3-0:1.0: 1 port detected
[ 3.413985][ T1] dummy_hcd dummy_hcd.3: USB Host+Gadget Emulator, driver 02 May 2005
[ 3.417476][ T1] dummy_hcd dummy_hcd.3: Dummy host controller
[ 3.420049][ T1] dummy_hcd dummy_hcd.3: new USB bus registered, assigned bus number 4
[ 3.423533][ T1] usb usb4: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.15
[ 3.427783][ T1] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 3.431902][ T1] usb usb4: Product: Dummy host controller
[ 3.434800][ T1] usb usb4: Manufacturer: Linux syzkaller dummy_hcd
[ 3.437403][ T1] usb usb4: SerialNumber: dummy_hcd.3
[ 3.440708][ T1] hub 4-0:1.0: USB hub found
[ 3.442812][ T1] hub 4-0:1.0: 1 port detected
[ 3.446658][ T1] dummy_hcd dummy_hcd.4: USB Host+Gadget Emulator, driver 02 May 2005
[ 3.450164][ T1] dummy_hcd dummy_hcd.4: Dummy host controller
[ 3.453012][ T1] dummy_hcd dummy_hcd.4: new USB bus registered, assigned bus number 5
[ 3.457086][ T1] usb usb5: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.15
[ 3.461106][ T1] usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 3.465341][ T1] usb usb5: Product: Dummy host controller
[ 3.468011][ T1] usb usb5: Manufacturer: Linux syzkaller dummy_hcd
[ 3.470930][ T1] usb usb5: SerialNumber: dummy_hcd.4
[ 3.474941][ T1] hub 5-0:1.0: USB hub found
[ 3.476870][ T1] hub 5-0:1.0: 1 port detected
[ 3.480331][ T1] dummy_hcd dummy_hcd.5: USB Host+Gadget Emulator, driver 02 May 2005
[ 3.484142][ T1] dummy_hcd dummy_hcd.5: Dummy host controller
[ 3.487296][ T1] dummy_hcd dummy_hcd.5: new USB bus registered, assigned bus number 6
[ 3.491333][ T1] usb usb6: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.15
[ 3.494954][ T1] usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 3.497975][ T1] usb usb6: Product: Dummy host controller
[ 3.500445][ T1] usb usb6: Manufacturer: Linux syzkaller dummy_hcd
[ 3.502945][ T1] usb usb6: SerialNumber: dummy_hcd.5
[ 3.506103][ T1] hub 6-0:1.0: USB hub found
[ 3.508317][ T1] hub 6-0:1.0: 1 port detected
[ 3.511458][ T1] dummy_hcd dummy_hcd.6: USB Host+Gadget Emulator, driver 02 May 2005
[ 3.514734][ T1] dummy_hcd dummy_hcd.6: Dummy host controller
[ 3.518073][ T1] dummy_hcd dummy_hcd.6: new USB bus registered, assigned bus number 7
[ 3.522743][ T1] usb usb7: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.15
[ 3.526050][ T1] usb usb7: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 3.529355][ T1] usb usb7: Product: Dummy host controller
[ 3.531780][ T1] usb usb7: Manufacturer: Linux syzkaller dummy_hcd
[ 3.534650][ T1] usb usb7: SerialNumber: dummy_hcd.6
[ 3.538028][ T1] hub 7-0:1.0: USB hub found
[ 3.539923][ T1] hub 7-0:1.0: 1 port detected
[ 3.542799][ T1] dummy_hcd dummy_hcd.7: USB Host+Gadget Emulator, driver 02 May 2005
[ 3.548282][ T1] dummy_hcd dummy_hcd.7: Dummy host controller
[ 3.551387][ T1] dummy_hcd dummy_hcd.7: new USB bus registered, assigned bus number 8
[ 3.555131][ T1] usb usb8: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.15
[ 3.559434][ T1] usb usb8: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 3.562797][ T1] usb usb8: Product: Dummy host controller
[ 3.564930][ T1] usb usb8: Manufacturer: Linux syzkaller dummy_hcd
[ 3.567456][ T1] usb usb8: SerialNumber: dummy_hcd.7
[ 3.570562][ T1] hub 8-0:1.0: USB hub found
[ 3.574041][ T1] hub 8-0:1.0: 1 port detected
[ 3.577002][ T1] dummy_hcd dummy_hcd.8: USB Host+Gadget Emulator, driver 02 May 2005
[ 3.580948][ T1] dummy_hcd dummy_hcd.8: Dummy host controller
[ 3.584013][ T1] dummy_hcd dummy_hcd.8: new USB bus registered, assigned bus number 9
[ 3.588787][ T1] usb usb9: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.15
[ 3.591790][ T1] usb usb9: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 3.594519][ T1] usb usb9: Product: Dummy host controller
[ 3.596562][ T1] usb usb9: Manufacturer: Linux syzkaller dummy_hcd
[ 3.599241][ T1] usb usb9: SerialNumber: dummy_hcd.8
[ 3.602325][ T1] hub 9-0:1.0: USB hub found
[ 3.603822][ T1] hub 9-0:1.0: 1 port detected
[ 3.606463][ T1] dummy_hcd dummy_hcd.9: USB Host+Gadget Emulator, driver 02 May 2005
[ 3.609147][ T1] dummy_hcd dummy_hcd.9: Dummy host controller
[ 3.611922][ T1] dummy_hcd dummy_hcd.9: new USB bus registered, assigned bus number 10
[ 3.614901][ T1] usb usb10: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.15
[ 3.619336][ T1] usb usb10: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 3.623475][ T1] usb usb10: Product: Dummy host controller
[ 3.626342][ T1] usb usb10: Manufacturer: Linux syzkaller dummy_hcd
[ 3.629677][ T1] usb usb10: SerialNumber: dummy_hcd.9
[ 3.635187][ T1] hub 10-0:1.0: USB hub found
[ 3.637648][ T1] hub 10-0:1.0: 1 port detected
[ 3.641028][ T1] dummy_hcd dummy_hcd.10: USB Host+Gadget Emulator, driver 02 May 2005
[ 3.644749][ T1] dummy_hcd dummy_hcd.10: Dummy host controller
[ 3.648327][ T1] dummy_hcd dummy_hcd.10: new USB bus registered, assigned bus number 11
[ 3.653587][ T1] usb usb11: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.15
[ 3.658455][ T1] usb usb11: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 3.663853][ T1] usb usb11: Product: Dummy host controller
[ 3.666755][ T1] usb usb11: Manufacturer: Linux syzkaller dummy_hcd
[ 3.669499][ T1] usb usb11: SerialNumber: dummy_hcd.10
[ 3.672863][ T1] hub 11-0:1.0: USB hub found
[ 3.674630][ T1] hub 11-0:1.0: 1 port detected
[ 3.677037][ T1] dummy_hcd dummy_hcd.11: USB Host+Gadget Emulator, driver 02 May 2005
[ 3.680228][ T1] dummy_hcd dummy_hcd.11: Dummy host controller
[ 3.683614][ T1] dummy_hcd dummy_hcd.11: new USB bus registered, assigned bus number 12
[ 3.687926][ T1] usb usb12: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.15
[ 3.691702][ T1] usb usb12: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 3.695395][ T1] usb usb12: Product: Dummy host controller
[ 3.697974][ T1] usb usb12: Manufacturer: Linux syzkaller dummy_hcd
[ 3.700554][ T1] usb usb12: SerialNumber: dummy_hcd.11
[ 3.703958][ T1] hub 12-0:1.0: USB hub found
[ 3.706264][ T1] hub 12-0:1.0: 1 port detected
[ 3.709323][ T1] dummy_hcd dummy_hcd.12: USB Host+Gadget Emulator, driver 02 May 2005
[ 3.712504][ T1] dummy_hcd dummy_hcd.12: Dummy host controller
[ 3.715205][ T1] dummy_hcd dummy_hcd.12: new USB bus registered, assigned bus number 13
[ 3.719075][ T1] usb usb13: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.15
[ 3.723261][ T1] usb usb13: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 3.726135][ T1] usb usb13: Product: Dummy host controller
[ 3.728730][ T1] usb usb13: Manufacturer: Linux syzkaller dummy_hcd
[ 3.732236][ T1] usb usb13: SerialNumber: dummy_hcd.12
[ 3.735589][ T1] hub 13-0:1.0: USB hub found
[ 3.737515][ T1] hub 13-0:1.0: 1 port detected
[ 3.740719][ T1] dummy_hcd dummy_hcd.13: USB Host+Gadget Emulator, driver 02 May 2005
[ 3.743452][ T1] dummy_hcd dummy_hcd.13: Dummy host controller
[ 3.746465][ T1] dummy_hcd dummy_hcd.13: new USB bus registered, assigned bus number 14
[ 3.750607][ T1] usb usb14: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.15
[ 3.755133][ T1] usb usb14: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 3.758943][ T1] usb usb14: Product: Dummy host controller
[ 3.761469][ T1] usb usb14: Manufacturer: Linux syzkaller dummy_hcd
[ 3.764177][ T1] usb usb14: SerialNumber: dummy_hcd.13
[ 3.768439][ T1] hub 14-0:1.0: USB hub found
[ 3.771177][ T1] hub 14-0:1.0: 1 port detected
[ 3.775225][ T1] dummy_hcd dummy_hcd.14: USB Host+Gadget Emulator, driver 02 May 2005
[ 3.778770][ T1] dummy_hcd dummy_hcd.14: Dummy host controller
[ 3.781865][ T1] dummy_hcd dummy_hcd.14: new USB bus registered, assigned bus number 15
[ 3.785611][ T1] usb usb15: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.15
[ 3.789645][ T1] usb usb15: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 3.793661][ T1] usb usb15: Product: Dummy host controller
[ 3.797452][ T1] usb usb15: Manufacturer: Linux syzkaller dummy_hcd
[ 3.800675][ T1] usb usb15: SerialNumber: dummy_hcd.14
[ 3.805159][ T1] hub 15-0:1.0: USB hub found
[ 3.808384][ T1] hub 15-0:1.0: 1 port detected
[ 3.811995][ T1] dummy_hcd dummy_hcd.15: USB Host+Gadget Emulator, driver 02 May 2005
[ 3.816131][ T1] dummy_hcd dummy_hcd.15: Dummy host controller
[ 3.819122][ T1] dummy_hcd dummy_hcd.15: new USB bus registered, assigned bus number 16
[ 3.823106][ T1] usb usb16: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.15
[ 3.827045][ T1] usb usb16: New USB device strings: Mfr=3, Product=2, SerialNumber=1