Warning: Permanently added '10.128.1.45' (ED25519) to the list of known hosts.
2025/09/05 04:35:51 ignoring optional flag "type"="gce"
2025/09/05 04:35:51 parsed 1 programs
[ 45.598179][ T30] kauditd_printk_skb: 18 callbacks suppressed
[ 45.598197][ T30] audit: type=1400 audit(1757046951.720:92): avc: denied { unlink } for pid=327 comm="syz-executor" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t"
2025/09/05 04:35:51 executed programs: 0
[ 45.674068][ T327] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 45.736083][ T334] bridge0: port 1(bridge_slave_0) entered blocking state
[ 45.743310][ T334] bridge0: port 1(bridge_slave_0) entered disabled state
[ 45.751020][ T334] device bridge_slave_0 entered promiscuous mode
[ 45.758142][ T334] bridge0: port 2(bridge_slave_1) entered blocking state
[ 45.765272][ T334] bridge0: port 2(bridge_slave_1) entered disabled state
[ 45.772788][ T334] device bridge_slave_1 entered promiscuous mode
[ 45.824260][ T334] bridge0: port 2(bridge_slave_1) entered blocking state
[ 45.831727][ T334] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 45.839072][ T334] bridge0: port 1(bridge_slave_0) entered blocking state
[ 45.846280][ T334] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 45.865487][ T8] bridge0: port 1(bridge_slave_0) entered disabled state
[ 45.873023][ T8] bridge0: port 2(bridge_slave_1) entered disabled state
[ 45.881191][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 45.888901][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 45.899150][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 45.907698][ T8] bridge0: port 1(bridge_slave_0) entered blocking state
[ 45.914753][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 45.923860][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 45.932620][ T8] bridge0: port 2(bridge_slave_1) entered blocking state
[ 45.939830][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 45.952298][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 45.962104][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 45.976728][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 45.989393][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 45.997646][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 46.005186][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 46.013877][ T334] device veth0_vlan entered promiscuous mode
[ 46.024634][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 46.034268][ T334] device veth1_macvtap entered promiscuous mode
[ 46.043830][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 46.053843][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 46.078171][ T345] loop0: detected capacity change from 0 to 512
[ 46.088395][ T30] audit: type=1400 audit(1757046952.210:93): avc: denied { mounton } for pid=344 comm="syz-executor.0" path="/root/syzkaller-testdir1324825215/syzkaller.jur5NN/0/file1" dev="sda1" ino=2035 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1
[ 46.130624][ T345] EXT4-fs (loop0): 1 orphan inode deleted
[ 46.136576][ T345] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: writeback.
[ 46.148070][ T30] audit: type=1400 audit(1757046952.270:94): avc: denied { mount } for pid=344 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
[ 46.148076][ T345] ext4 filesystem being mounted at /root/syzkaller-testdir1324825215/syzkaller.jur5NN/0/file1 supports timestamps until 2038-01-19 (0x7fffffff)
[ 46.192781][ T30] audit: type=1400 audit(1757046952.300:95): avc: denied { write } for pid=344 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
[ 46.215507][ T30] audit: type=1400 audit(1757046952.300:96): avc: denied { add_name } for pid=344 comm="syz-executor.0" name="bus" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1
[ 46.238188][ T30] audit: type=1400 audit(1757046952.300:97): avc: denied { create } for pid=344 comm="syz-executor.0" name="bus" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1
[ 46.238338][ T10] ==================================================================
[ 46.259069][ T30] audit: type=1400 audit(1757046952.300:98): avc: denied { read write open } for pid=344 comm="syz-executor.0" path="/root/syzkaller-testdir1324825215/syzkaller.jur5NN/0/file1/bus" dev="loop0" ino=16 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1
[ 46.268161][ T10] BUG: KASAN: use-after-free in ext4_find_extent+0xbeb/0xe20
[ 46.268228][ T10] Read of size 4 at addr ffff8881244cf090 by task kworker/u4:1/10
[ 46.297368][ T30] audit: type=1400 audit(1757046952.300:99): avc: denied { map } for pid=344 comm="syz-executor.0" path="/root/syzkaller-testdir1324825215/syzkaller.jur5NN/0/file1/bus" dev="loop0" ino=16 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1
[ 46.304526][ T10]
[ 46.304543][ T10] CPU: 0 PID: 10 Comm: kworker/u4:1 Not tainted syzkaller #0
[ 46.312708][ T30] audit: type=1400 audit(1757046952.300:100): avc: denied { execute } for pid=344 comm="syz-executor.0" path="/root/syzkaller-testdir1324825215/syzkaller.jur5NN/0/file1/bus" dev="loop0" ino=16 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1
[ 46.340331][ T10] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 46.340348][ T10] Workqueue: writeback wb_workfn (flush-7:0)
[ 46.340402][ T10] Call Trace:
[ 46.340408][ T10]
[ 46.340422][ T10] __dump_stack+0x21/0x30
[ 46.343096][ T30] audit: type=1400 audit(1757046952.300:101): avc: denied { mounton } for pid=344 comm="syz-executor.0" path="/root/syzkaller-testdir1324825215/syzkaller.jur5NN/0/file1/bus" dev="loop0" ino=16 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1
[ 46.350385][ T10] dump_stack_lvl+0xee/0x150
[ 46.350418][ T10] ? show_regs_print_info+0x20/0x20
[ 46.448075][ T10] ? load_image+0x3a0/0x3a0
[ 46.452676][ T10] print_address_description+0x7f/0x2c0
[ 46.458231][ T10] ? ext4_find_extent+0xbeb/0xe20
[ 46.463276][ T10] kasan_report+0xf1/0x140
[ 46.467713][ T10] ? __read_extent_tree_block+0x1e8/0x790
[ 46.473517][ T10] ? ext4_find_extent+0xbeb/0xe20
[ 46.478540][ T10] __asan_report_load4_noabort+0x14/0x20
[ 46.484409][ T10] ext4_find_extent+0xbeb/0xe20
[ 46.489268][ T10] ext4_ext_map_blocks+0x1de/0x6280
[ 46.494472][ T10] ? _raw_spin_unlock_irqrestore+0x5b/0x80
[ 46.500381][ T10] ? __stack_depot_save+0x442/0x480
[ 46.505670][ T10] ? __kasan_slab_alloc+0xcf/0xf0
[ 46.510801][ T10] ? __kasan_slab_alloc+0xbd/0xf0
[ 46.515829][ T10] ? slab_post_alloc_hook+0x4f/0x2b0
[ 46.521460][ T10] ? kmem_cache_alloc+0xf7/0x260
[ 46.526507][ T10] ? ext4_alloc_io_end_vec+0x2a/0x160
[ 46.532185][ T10] ? ext4_writepages+0xec8/0x2f90
[ 46.537221][ T10] ? do_writepages+0x48a/0x6c0
[ 46.542173][ T10] ? wb_workfn+0x38f/0xe20
[ 46.546611][ T10] ? process_one_work+0x6be/0xba0
[ 46.551743][ T10] ? worker_thread+0xa59/0x1200
[ 46.557204][ T10] ? ext4_ext_release+0x10/0x10
[ 46.562231][ T10] ? ext4_es_lookup_extent+0x32d/0x8c0
[ 46.567868][ T10] ext4_map_blocks+0x97b/0x1b20
[ 46.572835][ T10] ? slab_post_alloc_hook+0x6d/0x2b0
[ 46.578246][ T10] ? should_failslab+0x9/0x20
[ 46.583153][ T10] ? ext4_issue_zeroout+0x250/0x250
[ 46.588544][ T10] ? ext4_inode_journal_mode+0x19a/0x480
[ 46.594481][ T10] ext4_writepages+0x11e7/0x2f90
[ 46.599613][ T10] ? __kasan_check_read+0x11/0x20
[ 46.604787][ T10] ? mark_page_accessed+0x3b6/0x8d0
[ 46.609996][ T10] ? __activate_page+0xd40/0xd40
[ 46.614956][ T10] ? ext4_readpage+0x220/0x220
[ 46.619881][ T10] ? memcpy+0x56/0x70
[ 46.624322][ T10] ? copy_page_from_iter_atomic+0x784/0x1350
[ 46.630499][ T10] ? __set_page_dirty_no_writeback+0xff/0x130
[ 46.636665][ T10] ? __update_load_avg_cfs_rq+0xaf/0x2f0
[ 46.642303][ T10] ? update_load_avg+0x410/0x1110
[ 46.647367][ T10] ? ext4_readpage+0x220/0x220
[ 46.652315][ T10] do_writepages+0x48a/0x6c0
[ 46.657007][ T10] ? __update_load_avg_cfs_rq+0xaf/0x2f0
[ 46.662645][ T10] ? update_load_avg+0x410/0x1110
[ 46.667947][ T10] ? __writepage+0x130/0x130
[ 46.672542][ T10] ? __update_load_avg_cfs_rq+0xaf/0x2f0
[ 46.678269][ T10] ? __kasan_check_write+0x14/0x20
[ 46.683737][ T10] ? _raw_spin_lock+0x8e/0xe0
[ 46.688688][ T10] __writeback_single_inode+0xd5/0x9c0
[ 46.694176][ T10] ? wbc_attach_and_unlock_inode+0x194/0x5f0
[ 46.700280][ T10] writeback_sb_inodes+0x9c0/0x1590
[ 46.705795][ T10] ? queue_io+0x4c0/0x4c0
[ 46.710150][ T10] ? __kasan_check_read+0x11/0x20
[ 46.715179][ T10] ? queue_io+0x382/0x4c0
[ 46.719612][ T10] wb_writeback+0x3f1/0x980
[ 46.724130][ T10] ? inode_cgwb_move_to_attached+0x3e0/0x3e0
[ 46.730211][ T10] ? set_worker_desc+0x155/0x1c0
[ 46.735513][ T10] ? __kasan_check_write+0x14/0x20
[ 46.740805][ T10] wb_workfn+0x38f/0xe20
[ 46.745269][ T10] ? inode_wait_for_writeback+0x200/0x200
[ 46.751332][ T10] ? compat_start_thread+0x20/0x20
[ 46.756550][ T10] ? _raw_spin_unlock+0x4d/0x70
[ 46.761432][ T10] ? finish_task_switch+0x16b/0x780
[ 46.766983][ T10] ? __switch_to_asm+0x3a/0x60
[ 46.772016][ T10] ? __schedule+0xb76/0x14c0
[ 46.776716][ T10] process_one_work+0x6be/0xba0
[ 46.781832][ T10] worker_thread+0xa59/0x1200
[ 46.786710][ T10] ? __kthread_parkme+0xac/0x200
[ 46.791943][ T10] kthread+0x411/0x500
[ 46.796173][ T10] ? worker_clr_flags+0x190/0x190
[ 46.801392][ T10] ? kthread_blkcg+0xd0/0xd0
[ 46.805991][ T10] ret_from_fork+0x1f/0x30
[ 46.810506][ T10]
[ 46.813547][ T10]
[ 46.815878][ T10] The buggy address belongs to the page:
[ 46.821531][ T10] page:ffffea00049133c0 refcount:0 mapcount:0 mapping:0000000000000000 index:0x1 pfn:0x1244cf
[ 46.831887][ T10] flags: 0x4000000000000000(zone=1)
[ 46.837128][ T10] raw: 4000000000000000 ffffea0004913408 ffffea0004912088 0000000000000000
[ 46.845727][ T10] raw: 0000000000000001 0000000000000000 00000000ffffffff 0000000000000000
[ 46.854324][ T10] page dumped because: kasan: bad access detected
[ 46.860915][ T10] page_owner info is not present (never set?)
[ 46.866986][ T10]
[ 46.869327][ T10] Memory state around the buggy address:
[ 46.875308][ T10] ffff8881244cef80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[ 46.883563][ T10] ffff8881244cf000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
[ 46.891736][ T10] >ffff8881244cf080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
[ 46.899909][ T10] ^
[ 46.904691][ T10] ffff8881244cf100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
[ 46.912956][ T10] ffff8881244cf180: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
[ 46.921244][ T10] ==================================================================
[ 46.929314][ T10] Disabling lock debugging due to kernel taint
[ 46.938147][ T10] ------------[ cut here ]------------
[ 46.944579][ T10] kernel BUG at fs/ext4/inode.c:2433!
[ 46.950856][ T10] invalid opcode: 0000 [#1] PREEMPT SMP KASAN
[ 46.957339][ T10] CPU: 1 PID: 10 Comm: kworker/u4:1 Tainted: G B syzkaller #0
[ 46.966528][ T10] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 46.976770][ T10] Workqueue: writeback wb_workfn (flush-7:0)
[ 46.982772][ T10] RIP: 0010:ext4_writepages+0x2eed/0x2f90
[ 46.988530][ T10] Code: 00 74 08 48 89 df e8 22 01 ce ff 48 8b 3b 48 8b 74 24 28 48 8b 54 24 30 44 89 e9 45 89 f0 e8 6a 9b 07 00 eb 51 e8 a3 88 8f ff <0f> 0b e8 9c 88 8f ff eb 2f e8 95 88 8f ff eb 5f e8 8e 88 8f ff 31
[ 47.008616][ T10] RSP: 0018:ffffc900000a7100 EFLAGS: 00010293
[ 47.014696][ T10] RAX: ffffffff81d92e4d RBX: ffff88810cc43018 RCX: ffff8881002713c0
[ 47.023121][ T10] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 47.031337][ T10] RBP: ffffc900000a7470 R08: dffffc0000000000 R09: ffffed10219885fc
[ 47.039335][ T10] R10: ffffed10219885fc R11: 1ffff110219885fb R12: dffffc0000000000
[ 47.047420][ T10] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 47.055391][ T10] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 47.064498][ T10] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 47.071492][ T10] CR2: 0000000020009000 CR3: 000000000660f000 CR4: 00000000003506a0
[ 47.080003][ T10] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 47.088149][ T10] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 47.096465][ T10] Call Trace:
[ 47.099757][ T10]
[ 47.102904][ T10] ? __kasan_check_read+0x11/0x20
[ 47.108217][ T10] ? mark_page_accessed+0x3b6/0x8d0
[ 47.113570][ T10] ? __activate_page+0xd40/0xd40
[ 47.118618][ T10] ? ext4_readpage+0x220/0x220
[ 47.123415][ T10] ? memcpy+0x56/0x70
[ 47.128232][ T10] ? copy_page_from_iter_atomic+0x784/0x1350
[ 47.134514][ T10] ? __set_page_dirty_no_writeback+0xff/0x130
[ 47.140622][ T10] ? __update_load_avg_cfs_rq+0xaf/0x2f0
[ 47.146563][ T10] ? update_load_avg+0x410/0x1110
[ 47.151609][ T10] ? ext4_readpage+0x220/0x220
[ 47.156559][ T10] do_writepages+0x48a/0x6c0
[ 47.161154][ T10] ? __update_load_avg_cfs_rq+0xaf/0x2f0
[ 47.166796][ T10] ? update_load_avg+0x410/0x1110
[ 47.172136][ T10] ? __writepage+0x130/0x130
[ 47.176731][ T10] ? __update_load_avg_cfs_rq+0xaf/0x2f0
[ 47.182375][ T10] ? __kasan_check_write+0x14/0x20
[ 47.187502][ T10] ? _raw_spin_lock+0x8e/0xe0
[ 47.192357][ T10] __writeback_single_inode+0xd5/0x9c0
[ 47.197906][ T10] ? wbc_attach_and_unlock_inode+0x194/0x5f0
[ 47.204103][ T10] writeback_sb_inodes+0x9c0/0x1590
[ 47.209430][ T10] ? queue_io+0x4c0/0x4c0
[ 47.214200][ T10] ? __kasan_check_read+0x11/0x20
[ 47.219557][ T10] ? queue_io+0x382/0x4c0
[ 47.224372][ T10] wb_writeback+0x3f1/0x980
[ 47.229378][ T10] ? inode_cgwb_move_to_attached+0x3e0/0x3e0
[ 47.235605][ T10] ? set_worker_desc+0x155/0x1c0
[ 47.240747][ T10] ? __kasan_check_write+0x14/0x20
[ 47.246043][ T10] wb_workfn+0x38f/0xe20
[ 47.250316][ T10] ? inode_wait_for_writeback+0x200/0x200
[ 47.256468][ T10] ? compat_start_thread+0x20/0x20
[ 47.261816][ T10] ? _raw_spin_unlock+0x4d/0x70
[ 47.266904][ T10] ? finish_task_switch+0x16b/0x780
[ 47.272127][ T10] ? __switch_to_asm+0x3a/0x60
[ 47.277170][ T10] ? __schedule+0xb76/0x14c0
[ 47.281886][ T10] process_one_work+0x6be/0xba0
[ 47.286838][ T10] worker_thread+0xa59/0x1200
[ 47.292278][ T10] ? __kthread_parkme+0xac/0x200
[ 47.297574][ T10] kthread+0x411/0x500
[ 47.302133][ T10] ? worker_clr_flags+0x190/0x190
[ 47.307714][ T10] ? kthread_blkcg+0xd0/0xd0
[ 47.312886][ T10] ret_from_fork+0x1f/0x30
[ 47.317428][ T10]
[ 47.320474][ T10] Modules linked in:
[ 47.327974][ T10] ---[ end trace 01aaf3ddf5825729 ]---
[ 47.333687][ T10] RIP: 0010:ext4_writepages+0x2eed/0x2f90
[ 47.339640][ T10] Code: 00 74 08 48 89 df e8 22 01 ce ff 48 8b 3b 48 8b 74 24 28 48 8b 54 24 30 44 89 e9 45 89 f0 e8 6a 9b 07 00 eb 51 e8 a3 88 8f ff <0f> 0b e8 9c 88 8f ff eb 2f e8 95 88 8f ff eb 5f e8 8e 88 8f ff 31
[ 47.359857][ T10] RSP: 0018:ffffc900000a7100 EFLAGS: 00010293
[ 47.366160][ T10] RAX: ffffffff81d92e4d RBX: ffff88810cc43018 RCX: ffff8881002713c0
[ 47.374655][ T10] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 47.383156][ T10] RBP: ffffc900000a7470 R08: dffffc0000000000 R09: ffffed10219885fc
[ 47.391373][ T10] R10: ffffed10219885fc R11: 1ffff110219885fb R12: dffffc0000000000
[ 47.399497][ T10] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 47.407786][ T10] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 47.416856][ T10] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 47.423824][ T10] CR2: 0000555562356818 CR3: 000000010d1fb000 CR4: 00000000003506b0
[ 47.432111][ T10] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 47.440169][ T10] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 47.448327][ T10] Kernel panic - not syncing: Fatal exception
[ 47.455003][ T10] Kernel Offset: disabled
[ 47.459343][ T10] Rebooting in 86400 seconds..