Warning: Permanently added '10.128.1.160' (ED25519) to the list of known hosts. 2026/03/05 01:57:47 parsed 1 programs Setting up swapspace version 1, size = 127995904 bytes [ 48.297583][ T28] audit: type=1400 audit(1772675868.786:106): avc: denied { unlink } for pid=400 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" [ 48.356619][ T400] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 49.461466][ T442] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.470449][ T442] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.480151][ T442] device bridge_slave_0 entered promiscuous mode [ 49.490976][ T442] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.498955][ T442] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.508669][ T442] device bridge_slave_1 entered promiscuous mode [ 49.555448][ T442] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.563577][ T442] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.571611][ T442] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.579402][ T442] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.597851][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.608133][ T328] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.618028][ T328] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.632508][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.642387][ T328] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.650107][ T328] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.659941][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.670075][ T328] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.679146][ T328] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.692805][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.707574][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.727728][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 49.743724][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 49.755047][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 49.764065][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 49.773291][ T442] device veth0_vlan entered promiscuous mode [ 49.783806][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 49.794170][ T442] device veth1_macvtap entered promiscuous mode [ 49.803901][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 49.815375][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 49.954755][ T28] audit: type=1401 audit(1772675870.436:107): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" 2026/03/05 01:57:50 executed programs: 0 [ 50.278741][ T471] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.286300][ T471] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.294397][ T471] device bridge_slave_0 entered promiscuous mode [ 50.302732][ T471] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.311335][ T471] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.320077][ T471] device bridge_slave_1 entered promiscuous mode [ 50.364787][ T471] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.372666][ T471] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.380743][ T471] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.389534][ T471] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.400977][ T328] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.409981][ T328] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.435253][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 50.443156][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.452955][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.462511][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.472534][ T328] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.480244][ T328] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.500860][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.510358][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.521280][ T328] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.528947][ T328] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.536824][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 50.546632][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 50.555562][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 50.564649][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 50.573546][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 50.582885][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 50.594816][ T471] device veth0_vlan entered promiscuous mode [ 50.607955][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 50.616860][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 50.626942][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 50.636193][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 50.647485][ T471] device veth1_macvtap entered promiscuous mode [ 50.656365][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 50.665338][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 50.674080][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 50.684489][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 50.693361][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 50.704123][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 50.714445][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 50.738668][ T28] audit: type=1400 audit(1772675871.226:108): avc: denied { mounton } for pid=483 comm="syz.2.17" path="/0/bus" dev="tmpfs" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_tmpfs_t tclass=file permissive=1 [ 50.762757][ T484] loop2: detected capacity change from 0 to 512 [ 50.771481][ T28] audit: type=1400 audit(1772675871.256:109): avc: denied { map } for pid=483 comm="syz.2.17" path="/0/bus" dev="devtmpfs" ino=120 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 [ 50.772368][ T484] ext4: Unknown parameter './bus' [ 50.817098][ T28] audit: type=1400 audit(1772675871.296:110): avc: denied { unmount } for pid=471 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=filesystem permissive=1 [ 50.844680][ T491] loop2: detected capacity change from 0 to 512 [ 50.872756][ T497] loop2: detected capacity change from 0 to 512 [ 50.880854][ T498] I/O error, dev loop2, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 30 prio class 2 [ 50.913164][ T503] loop2: detected capacity change from 0 to 512 [ 50.973193][ T512] loop2: detected capacity change from 0 to 512 [ 50.982268][ T512] ext4: Unknown parameter './bus' [ 51.011947][ T518] loop2: detected capacity change from 0 to 512 [ 51.020129][ T519] I/O error, dev loop2, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 31 prio class 2 [ 51.051750][ T521] loop2: detected capacity change from 0 to 512 [ 51.171511][ T537] loop2: detected capacity change from 0 to 512 [ 51.179821][ T538] I/O error, dev loop2, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 31 prio class 2 [ 51.273271][ T552] loop2: detected capacity change from 0 to 512 [ 51.291327][ T555] loop2: detected capacity change from 0 to 512 [ 51.353936][ T567] EXT4-fs: Ignoring removed nobh option [ 51.362492][ T567] EXT4-fs: Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 51.376601][ T567] ================================================================================ [ 51.387388][ T567] UBSAN: shift-out-of-bounds in fs/ext4/super.c:4345:27 [ 51.397532][ T567] shift exponent 2786239568 is too large for 32-bit type 'int' [ 51.407017][ T567] CPU: 0 PID: 567 Comm: syz.2.44 Not tainted syzkaller #0 [ 51.415140][ T567] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 51.426394][ T567] Call Trace: [ 51.429979][ T567] [ 51.433353][ T567] __dump_stack+0x21/0x24 [ 51.438032][ T567] dump_stack_lvl+0x110/0x170 [ 51.443084][ T567] ? __cfi_dump_stack_lvl+0x8/0x8 [ 51.448719][ T567] dump_stack+0x15/0x24 [ 51.453225][ T567] ubsan_epilogue+0xe/0x40 [ 51.457840][ T567] __ubsan_handle_shift_out_of_bounds+0x37c/0x400 [ 51.465269][ T567] ? make_kgid+0x1c4/0x660 [ 51.470282][ T567] ext4_handle_clustersize+0x4b3/0x5c0 [ 51.476395][ T567] ? ext4_max_bitmap_size+0x194/0x210 [ 51.482201][ T567] ext4_fill_super+0x3c8b/0x7590 [ 51.487709][ T567] ? __cfi_ext4_fill_super+0x10/0x10 [ 51.493847][ T567] ? set_blocksize+0x1d0/0x470 [ 51.499596][ T567] ? sb_set_blocksize+0xaa/0xf0 [ 51.505677][ T567] get_tree_bdev+0x447/0x690 [ 51.511075][ T567] ? __cfi_ext4_fill_super+0x10/0x10 [ 51.517286][ T567] ext4_get_tree+0x1c/0x20 [ 51.521984][ T567] vfs_get_tree+0x9a/0x270 [ 51.526514][ T567] do_new_mount+0x25a/0xa20 [ 51.531528][ T567] path_mount+0x659/0xfc0 [ 51.536213][ T567] ? user_path_at_empty+0x161/0x1c0 [ 51.541405][ T567] __se_sys_mount+0x320/0x390 [ 51.546173][ T567] ? __x64_sys_mount+0xd0/0xd0 [ 51.551364][ T567] ? do_user_addr_fault+0x9ac/0x1050 [ 51.557619][ T567] __x64_sys_mount+0xbf/0xd0 [ 51.562398][ T567] x64_sys_call+0x65d/0x9a0 [ 51.567260][ T567] do_syscall_64+0x4c/0xa0 [ 51.572170][ T567] ? clear_bhb_loop+0x30/0x80 [ 51.576956][ T567] ? clear_bhb_loop+0x30/0x80 [ 51.582067][ T567] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 51.588655][ T567] RIP: 0033:0x7f0a0099d8ca [ 51.594303][ T567] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 51.615818][ T567] RSP: 002b:00007f0a018d0e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 51.625758][ T567] RAX: ffffffffffffffda RBX: 00007f0a018d0ee0 RCX: 00007f0a0099d8ca [ 51.634746][ T567] RDX: 0000200000000040 RSI: 0000200000000000 RDI: 00007f0a018d0ea0 [ 51.643603][ T567] RBP: 0000200000000040 R08: 00007f0a018d0ee0 R09: 0000000000010000 [ 51.652443][ T567] R10: 0000000000010000 R11: 0000000000000246 R12: 0000200000000000 [ 51.660841][ T567] R13: 00007f0a018d0ea0 R14: 00000000000004cd R15: 0000200000000140 [ 51.669082][ T567] [ 51.673689][ T567] ================================================================================ [ 51.683616][ T567] EXT4-fs (loop2): fragment/cluster size (67108864) != block size (1024) [ 51.683862][ T8] device bridge_slave_1 left promiscuous mode [ 51.707155][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.715042][ T570] ext4: Unknown parameter './bus' [ 51.715049][ T8] device bridge_slave_0 left promiscuous mode [ 51.715102][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.737663][ T8] device veth1_macvtap left promiscuous mode [ 51.744232][ T8] device veth0_vlan left promiscuous mode [ 52.017578][ T621] ext4: Unknown parameter './bus' [ 52.937949][ T783] ext4: Unknown parameter './bus' [ 53.146197][ T822] ext4: Unknown parameter './bus' [ 54.011493][ T972] ext4: Unknown parameter './bus' 2026/03/05 01:57:55 executed programs: 236 [ 55.809453][ T1296] set_capacity_and_notify: 17 callbacks suppressed [ 55.809466][ T1296] loop2: detected capacity change from 0 to 512 [ 55.835216][ T1299] loop2: detected capacity change from 0 to 512 [ 55.842180][ T1299] ext4: Unknown parameter './bus' [ 56.416100][ T1404] loop2: detected capacity change from 0 to 512 [ 56.423089][ T1404] ext4: Unknown parameter './bus' [ 56.609709][ T1437] loop2: detected capacity change from 0 to 512 [ 56.624468][ T1440] loop2: detected capacity change from 0 to 512 [ 56.631740][ T1440] EXT4-fs: Ignoring removed nobh option [ 56.640368][ T1440] EXT4-fs: Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 56.653104][ T1440] EXT4-fs (loop2): fragment/cluster size (67108864) != block size (1024) [ 56.673632][ T1443] loop2: detected capacity change from 0 to 512 [ 56.767705][ T1461] loop2: detected capacity change from 0 to 512 [ 56.768074][ T1462] I/O error, dev loop2, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 2 [ 56.799711][ T1464] loop2: detected capacity change from 0 to 512 [ 56.808833][ T1465] I/O error, dev loop2, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 32 prio class 2 [ 56.834279][ T1467] loop2: detected capacity change from 0 to 512 [ 56.850146][ T1470] loop2: detected capacity change from 0 to 512 [ 56.883401][ T1473] ext4: Unknown parameter './bus' [ 59.808010][ T1983] EXT4-fs: Ignoring removed nobh option [ 59.815479][ T1983] EXT4-fs: Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 59.828178][ T1983] EXT4-fs (loop2): fragment/cluster size (67108864) != block size (1024) [ 59.849901][ T1986] ext4: Unknown parameter './bus' [ 59.870952][ T1989] ext4: Unknown parameter './bus' [ 59.892651][ T1992] ext4: Unknown parameter './bus' 2026/03/05 01:58:00 executed programs: 524 [ 60.484247][ T2100] ext4: Unknown parameter './bus' [ 60.847413][ T2160] set_capacity_and_notify: 12 callbacks suppressed [ 60.847444][ T2160] loop2: detected capacity change from 0 to 512