[ 15.318241][ T3897] 8021q: adding VLAN 0 to HW filter on device bond0 [ 15.321403][ T3897] eql: remember to turn off Van-Jacobson compression on your slave devices [ 15.361220][ T525] gvnic 0000:00:00.0 enp0s0: Device link is up. [ 15.364114][ T111] IPv6: ADDRCONF(NETDEV_CHANGE): enp0s0: link becomes ready Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.112' (ED25519) to the list of known hosts. executing program syzkaller login: [ 55.421535][ T4222] loop0: detected capacity change from 0 to 128 [ 55.426262][ T4222] VFS: Found a Xenix FS (block size = 1024) on device loop0 [ 55.429736][ T4222] syz-executor246: attempt to access beyond end of device [ 55.429736][ T4222] loop0: rw=0, sector=6491536, nr_sectors = 2 limit=128 [ 55.432955][ T4222] Buffer I/O error on dev loop0, logical block 3245768, async page read [ 55.441333][ T4222] syz-executor246: attempt to access beyond end of device [ 55.441333][ T4222] loop0: rw=0, sector=17666806, nr_sectors = 2 limit=128 [ 55.444531][ T4222] Buffer I/O error on dev loop0, logical block 8833403, async page read [ 55.446454][ T4222] syz-executor246: attempt to access beyond end of device [ 55.446454][ T4222] loop0: rw=0, sector=26539618, nr_sectors = 2 limit=128 [ 55.450244][ T4222] Buffer I/O error on dev loop0, logical block 13269809, async page read [ 55.452099][ T4222] syz-executor246: attempt to access beyond end of device [ 55.452099][ T4222] loop0: rw=0, sector=16147212, nr_sectors = 2 limit=128 [ 55.455403][ T4222] Buffer I/O error on dev loop0, logical block 8073606, async page read [ 55.458020][ T4222] syz-executor246: attempt to access beyond end of device [ 55.458020][ T4222] loop0: rw=0, sector=6491542, nr_sectors = 2 limit=128 [ 55.461059][ T4222] Buffer I/O error on dev loop0, logical block 3245771, async page read [ 55.463045][ T4222] syz-executor246: attempt to access beyond end of device [ 55.463045][ T4222] loop0: rw=0, sector=17668342, nr_sectors = 2 limit=128 [ 55.466029][ T4222] Buffer I/O error on dev loop0, logical block 8834171, async page read [ 55.468739][ T4222] syz-executor246: attempt to access beyond end of device [ 55.468739][ T4222] loop0: rw=0, sector=26932834, nr_sectors = 2 limit=128 [ 55.471752][ T4222] Buffer I/O error on dev loop0, logical block 13466417, async page read [ 55.473728][ T4222] syz-executor246: attempt to access beyond end of device [ 55.473728][ T4222] loop0: rw=0, sector=16147212, nr_sectors = 2 limit=128 [ 55.476918][ T4222] Buffer I/O error on dev loop0, logical block 8073606, async page read [ 55.479531][ T4222] syz-executor246: attempt to access beyond end of device [ 55.479531][ T4222] loop0: rw=0, sector=6491548, nr_sectors = 2 limit=128 [ 55.482539][ T4222] Buffer I/O error on dev loop0, logical block 3245774, async page read [ 55.484416][ T4222] syz-executor246: attempt to access beyond end of device [ 55.484416][ T4222] loop0: rw=0, sector=17669878, nr_sectors = 2 limit=128 [ 55.487637][ T4222] Buffer I/O error on dev loop0, logical block 8834939, async page read [ 69.618611][ T24] cfg80211: failed to load regulatory.db [ 98.168611][ T4222] ------------[ cut here ]------------ [ 98.169854][ T4222] WARNING: CPU: 0 PID: 4222 at fs/inode.c:389 inc_nlink+0x128/0x154 [ 98.171618][ T4222] Modules linked in: [ 98.172437][ T4222] CPU: 0 PID: 4222 Comm: syz-executor246 Not tainted 6.1.86-syzkaller #0 [ 98.174181][ T4222] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 98.176275][ T4222] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 98.178067][ T4222] pc : inc_nlink+0x128/0x154 [ 98.179084][ T4222] lr : inc_nlink+0x128/0x154 [ 98.180057][ T4222] sp : ffff80001ddc7b70 [ 98.180967][ T4222] x29: ffff80001ddc7b70 x28: dfff800000000000 x27: 0000000000000000 [ 98.182729][ T4222] x26: 1fffe0001b37c815 x25: ffff800012532208 x24: 00000000000001c0 [ 98.184567][ T4222] x23: 1fffe0001c613010 x22: dfff800000000000 x21: 0000000000000000 [ 98.186276][ T4222] x20: ffff0000e3098038 x19: ffff0000e3098080 x18: ffff80001ddc6c80 [ 98.188192][ T4222] x17: 00000000000001c0 x16: ffff800012155cc4 x15: 0000000000000000 [ 98.190055][ T4222] x14: 00000000ffff8000 x13: 000000009598c0c9 x12: 0000000000000001 [ 98.191855][ T4222] x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff800008aab938 [ 98.193654][ T4222] x8 : ffff0000d9be3780 x7 : 0000000000000000 x6 : 000000000000003f [ 98.195414][ T4222] x5 : 0000000000000040 x4 : 0000000000000001 x3 : 00000000000001c0 [ 98.197167][ T4222] x2 : ffff0000cb80f780 x1 : 0000000000000000 x0 : 0000000000000000 [ 98.198928][ T4222] Call trace: [ 98.199617][ T4222] inc_nlink+0x128/0x154 [ 98.200517][ T4222] sysv_mkdir+0x2c/0x138 [ 98.201494][ T4222] vfs_mkdir+0x334/0x4e4 [ 98.202414][ T4222] do_mkdirat+0x220/0x510 [ 98.203334][ T4222] __arm64_sys_mkdirat+0x90/0xa8 [ 98.204449][ T4222] invoke_syscall+0x98/0x2c0 [ 98.205446][ T4222] el0_svc_common+0x138/0x258 [ 98.206444][ T4222] do_el0_svc+0x64/0x218 [ 98.207408][ T4222] el0_svc+0x58/0x168 [ 98.208312][ T4222] el0t_64_sync_handler+0x84/0xf0 [ 98.209457][ T4222] el0t_64_sync+0x18c/0x190 [ 98.210441][ T4222] irq event stamp: 11940676 [ 98.211450][ T4222] hardirqs last enabled at (11940675): [] kasan_quarantine_put+0xdc/0x204 [ 98.213640][ T4222] hardirqs last disabled at (11940676): [] el1_dbg+0x24/0x80 [ 98.215598][ T4222] softirqs last enabled at (11940418): [] __do_softirq+0xc1c/0xe38 [ 98.217691][ T4222] softirqs last disabled at (11940409): [] ____do_softirq+0x14/0x20 [ 98.219811][ T4222] ---[ end trace 0000000000000000 ]--- [ 98.221875][ T4222] unable to read i-node block [ 98.223156][ T4222] syz-executor246: attempt to access beyond end of device [ 98.223156][ T4222] loop0: rw=0, sector=6491536, nr_sectors = 2 limit=128 [ 98.226144][ T4222] Buffer I/O error on dev loop0, logical block 3245768, async page read [ 98.228036][ T4222] syz-executor246: attempt to access beyond end of device [ 98.228036][ T4222] loop0: rw=0, sector=17666806, nr_sectors = 2 limit=128 [ 98.231035][ T4222] Buffer I/O error on dev loop0, logical block 8833403, async page read [ 98.232838][ T4222] syz-executor246: attempt to access beyond end of device [ 98.232838][ T4222] loop0: rw=0, sector=26539618, nr_sectors = 2 limit=128 [ 98.235830][ T4222] Buffer I/O error on dev loop0, logical block 13269809, async page read [ 98.237724][ T4222] syz-executor246: attempt to access beyond end of device [ 98.237724][ T4222] loop0: rw=0, sector=16147212, nr_sectors = 2 limit=128 [ 98.240711][ T4222] Buffer I/O error on dev loop0, logical block 8073606, async page read [ 98.242676][ T4222] sysv_free_block: flc_count > flc_size [ 98.243930][ T4222] sysv_free_inode: unable to read inode block on device loop0 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program