IPVS: ftp: loaded support on port[0] = 21 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=1797 sclass=netlink_route_socket pid=13628 comm=syz-executor.2 ================================================================================ UBSAN: Undefined behaviour in fs/ext4/super.c:3763:25 shift exponent 166 is too large for 32-bit type 'int' CPU: 1 PID: 13629 Comm: syz-executor.5 Not tainted 4.19.152-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x22c/0x33e lib/dump_stack.c:118 ubsan_epilogue+0xe/0x3a lib/ubsan.c:161 __ubsan_handle_shift_out_of_bounds.cold+0x1c4/0x250 lib/ubsan.c:422 ext4_fill_super.cold+0x33b/0x4ea fs/ext4/super.c:3763 mount_bdev+0x2fc/0x3b0 fs/super.c:1158 mount_fs+0xa3/0x318 fs/super.c:1261 vfs_kern_mount.part.0+0x68/0x470 fs/namespace.c:961 vfs_kern_mount fs/namespace.c:951 [inline] do_new_mount fs/namespace.c:2469 [inline] do_mount+0x51c/0x2f10 fs/namespace.c:2799 ksys_mount+0xcf/0x130 fs/namespace.c:3015 __do_sys_mount fs/namespace.c:3029 [inline] __se_sys_mount fs/namespace.c:3026 [inline] __x64_sys_mount+0xba/0x150 fs/namespace.c:3026 do_syscall_64+0xf9/0x670 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4608aa Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 ad 89 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 8a 89 fb ff c3 66 0f 1f 84 00 00 00 00 00 RSP: 002b:00007f377698ea88 EFLAGS: 00000216 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f377698eb20 RCX: 00000000004608aa RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f377698eae0 RBP: 00007f377698eae0 R08: 00007f377698eb20 R09: 0000000020000000 R10: 0000000000000000 R11: 0000000000000216 R12: 0000000020000000 R13: 0000000020000100 R14: 0000000020000040 R15: 0000000020000400 ================================================================================ EXT4-fs (loop5): invalid first ino: 4280004875 net_ratelimit: 11 callbacks suppressed GRED: Unable to relocate VQ 0x0 after dequeue, screwing up backlog GRED: Unable to relocate VQ 0x0 after dequeue, screwing up backlog bond0: Error: cannot enslave VLAN challenged slave ipvlan2 on VLAN enabled bond bond0 GRED: Unable to relocate VQ 0x0 after dequeue, screwing up backlog netlink: 'syz-executor.3': attribute type 5 has an invalid length. GRED: Unable to relocate VQ 0x0 after dequeue, screwing up backlog GRED: Unable to relocate VQ 0x0 after dequeue, screwing up backlog SELinux: unrecognized netlink message: protocol=0 nlmsg_type=65297 sclass=netlink_route_socket pid=13698 comm=syz-executor.1 GRED: Unable to relocate VQ 0x0 after dequeue, screwing up backlog GRED: Unable to relocate VQ 0x0 after dequeue, screwing up backlog device syz_tun entered promiscuous mode device macsec1 entered promiscuous mode SELinux: unrecognized netlink message: protocol=0 nlmsg_type=65297 sclass=netlink_route_socket pid=13700 comm=syz-executor.1 device syz_tun left promiscuous mode GRED: Unable to relocate VQ 0x0 after dequeue, screwing up backlog GRED: Unable to relocate VQ 0x0 after dequeue, screwing up backlog GRED: Unable to relocate VQ 0x0 after dequeue, screwing up backlog bond0: Error: cannot enslave VLAN challenged slave ipvlan2 on VLAN enabled bond bond0 audit: type=1800 audit(1603081982.336:69): pid=13675 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed comm="syz-executor.5" name="bus" dev="sda1" ino=16921 res=0 netlink: 'syz-executor.3': attribute type 5 has an invalid length. device syz_tun entered promiscuous mode device macsec1 entered promiscuous mode device syz_tun left promiscuous mode hfs: unable to parse mount options device veth1_to_hsr entered promiscuous mode netlink: 'syz-executor.3': attribute type 5 has an invalid length. new mount options do not match the existing superblock, will be ignored device syz_tun entered promiscuous mode audit: type=1800 audit(1603081983.716:70): pid=13834 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="syz-executor.2" name="file1" dev="sda1" ino=16951 res=0 device macsec1 entered promiscuous mode device syz_tun left promiscuous mode netlink: 76 bytes leftover after parsing attributes in process `syz-executor.1'. netlink: 'syz-executor.3': attribute type 5 has an invalid length. device syz_tun entered promiscuous mode device macsec1 entered promiscuous mode device syz_tun left promiscuous mode new mount options do not match the existing superblock, will be ignored BTRFS: device fsid f90cac8b-044b-4fa8-8bee-4b8d3da88dc2 devid 1 transid 7 /dev/loop4 netlink: 'syz-executor.3': attribute type 5 has an invalid length. IPVS: ftp: loaded support on port[0] = 21 device syz_tun entered promiscuous mode device macsec1 entered promiscuous mode device syz_tun left promiscuous mode ********************************************************** ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** ** ** ** trace_printk() being used. Allocating extra memory. ** ** ** ** This means that this is a DEBUG kernel and it is ** ** unsafe for production use. ** ** ** ** If you see this message and you are not debugging ** ** the kernel, report this immediately to your vendor! ** ** ** ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** ********************************************************** IPVS: ftp: loaded support on port[0] = 21 net_ratelimit: 56 callbacks suppressed GRED: Unable to relocate VQ 0x0 after dequeue, screwing up backlog GRED: Unable to relocate VQ 0x0 after dequeue, screwing up backlog netlink: 'syz-executor.3': attribute type 5 has an invalid length. audit: type=1400 audit(1603081986.847:71): avc: denied { write } for pid=14002 comm="syz-executor.5" name="net" dev="proc" ino=170662 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=dir permissive=1 GRED: Unable to relocate VQ 0x0 after dequeue, screwing up backlog device syz_tun entered promiscuous mode GRED: Unable to relocate VQ 0x0 after dequeue, screwing up backlog new mount options do not match the existing superblock, will be ignored device macsec1 entered promiscuous mode audit: type=1400 audit(1603081986.877:72): avc: denied { add_name } for pid=14002 comm="syz-executor.5" name="pfkey" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=dir permissive=1 MINIX-fs: mounting unchecked file system, running fsck is recommended new mount options do not match the existing superblock, will be ignored device syz_tun left promiscuous mode audit: type=1400 audit(1603081986.877:73): avc: denied { create } for pid=14002 comm="syz-executor.5" name="pfkey" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:kernel_t:s0 tclass=file permissive=1 GRED: Unable to relocate VQ 0x0 after dequeue, screwing up backlog GRED: Unable to relocate VQ 0x0 after dequeue, screwing up backlog GRED: Unable to relocate VQ 0x0 after dequeue, screwing up backlog GRED: Unable to relocate VQ 0x0 after dequeue, screwing up backlog GRED: Unable to relocate VQ 0x0 after dequeue, screwing up backlog GRED: Unable to relocate VQ 0x0 after dequeue, screwing up backlog