[ 17.859118][ T5507] 8021q: adding VLAN 0 to HW filter on device bond0 [ 17.864752][ T5507] eql: remember to turn off Van-Jacobson compression on your slave devices [ 17.919689][ T39] gvnic 0000:00:00.0 enp0s0: Device link is up. [ 17.925420][ T5416] IPv6: ADDRCONF(NETDEV_CHANGE): enp0s0: link becomes ready Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.111' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 37.744563][ T5925] loop0: detected capacity change from 0 to 512 executing program [ 37.753974][ T5931] I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 37.756180][ T5931] I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 [ 37.758119][ T5931] Buffer I/O error on dev loop0, logical block 0, async page read [ 37.759864][ T5931] I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 executing program executing program executing program [ 37.769194][ T5931] Buffer I/O error on dev loop0, logical block 0, async page read executing program [ 37.781262][ T5925] EXT4-fs: Ignoring removed nobh option [ 37.783275][ T5926] loop2: detected capacity change from 0 to 512 [ 37.785985][ T5925] EXT4-fs: Ignoring removed nobh option [ 37.792958][ T5933] loop5: detected capacity change from 0 to 512 [ 37.795213][ T5932] loop4: detected capacity change from 0 to 512 [ 37.801075][ T5930] loop3: detected capacity change from 0 to 512 [ 37.802390][ T5934] loop1: detected capacity change from 0 to 512 [ 37.802789][ T5926] EXT4-fs: Ignoring removed nobh option [ 37.807651][ T5926] EXT4-fs: Ignoring removed nobh option [ 37.809520][ T5930] EXT4-fs: Ignoring removed nobh option [ 37.810979][ T5932] EXT4-fs: Ignoring removed nobh option [ 37.813120][ T5933] EXT4-fs: Ignoring removed nobh option [ 37.814902][ T5934] EXT4-fs: Ignoring removed nobh option [ 37.815189][ T5930] EXT4-fs: Ignoring removed nobh option [ 37.816356][ T5933] EXT4-fs: Ignoring removed nobh option [ 37.819130][ T5932] EXT4-fs: Ignoring removed nobh option [ 37.825459][ T5926] EXT4-fs (loop2): 1 truncate cleaned up [ 37.826843][ T5926] EXT4-fs (loop2): mounted filesystem 00000000-0000-0000-0000-000000000000 without journal. Quota mode: writeback. [ 37.830817][ T5934] EXT4-fs: Ignoring removed nobh option [ 37.833247][ T5925] EXT4-fs (loop0): 1 truncate cleaned up [ 37.834796][ T5925] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 without journal. Quota mode: writeback. [ 37.834985][ T5930] EXT4-fs (loop3): 1 truncate cleaned up [ 37.842674][ T5932] EXT4-fs (loop4): 1 truncate cleaned up [ 37.851049][ T5930] EXT4-fs (loop3): mounted filesystem 00000000-0000-0000-0000-000000000000 without journal. Quota mode: writeback. [ 37.857280][ T5933] EXT4-fs (loop5): 1 truncate cleaned up [ 37.859744][ T5932] EXT4-fs (loop4): mounted filesystem 00000000-0000-0000-0000-000000000000 without journal. Quota mode: writeback. [ 37.863544][ T5933] EXT4-fs (loop5): mounted filesystem 00000000-0000-0000-0000-000000000000 without journal. Quota mode: writeback. [ 37.870078][ T5934] EXT4-fs (loop1): 1 truncate cleaned up [ 37.872030][ T5934] EXT4-fs (loop1): mounted filesystem 00000000-0000-0000-0000-000000000000 without journal. Quota mode: writeback. executing program [ 37.895913][ T5932] ------------[ cut here ]------------ [ 37.897197][ T5932] kernel BUG at fs/ext4/ext4.h:3331! [ 37.898381][ T5932] Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP [ 37.900051][ T5932] Modules linked in: [ 37.900926][ T5932] CPU: 0 PID: 5932 Comm: syz-executor199 Not tainted 6.2.0-syzkaller-18295-ga9b06ec42c0f #0 [ 37.903120][ T5932] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 [ 37.905315][ T5932] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 37.907061][ T5932] pc : ext4_get_group_info+0x340/0x344 [ 37.908259][ T5932] lr : ext4_get_group_info+0x340/0x344 [ 37.909515][ T5932] sp : ffff80001e207000 [ 37.910388][ T5932] x29: ffff80001e207000 x28: ffff0000c9882000 x27: 0000000000000001 [ 37.912083][ T5932] x26: 0000000000000000 x25: 1fffe000193104cf x24: ffff0000c9882000 [ 37.913862][ T5932] x23: dfff800000000000 x22: ffff0000c9884000 x21: ffff0000c9882678 [ 37.915508][ T5932] x20: 0000000000000001 x19: 0000000000000001 x18: 0000000000000000 [ 37.917246][ T5932] x17: ffff800008adccb0 x16: ffff8000083102fc x15: ffff800008adccb0 [ 37.918979][ T5932] x14: 1ffff00002b860af x13: dfff800000000000 x12: 0000000000000007 [ 37.920729][ T5932] x11: ff80800008ee28b4 x10: 0000000000000000 x9 : ffff800008ee28b4 [ 37.922475][ T5932] x8 : ffff0000d1653680 x7 : 0000000000000000 x6 : 0000000000000000 [ 37.924231][ T5932] x5 : ffff80001e2075a0 x4 : 0000000000000000 x3 : 0000000000000c40 [ 37.925953][ T5932] x2 : 0000000000000000 x1 : 0000000000000001 x0 : 0000000000000001 [ 37.927691][ T5932] Call trace: [ 37.928388][ T5932] ext4_get_group_info+0x340/0x344 [ 37.929491][ T5932] ext4_mb_load_buddy_gfp+0xc0/0x1474 [ 37.930608][ T5932] ext4_mballoc_query_range+0xc0/0x7c0 [ 37.931819][ T5932] ext4_getfsmap_datadev+0x15ec/0x1e48 [ 37.933021][ T5932] ext4_getfsmap+0xa1c/0xd6c [ 37.933933][ T5932] ext4_ioctl+0x4868/0x6eec executing program [ 37.934882][ T5932] __arm64_sys_ioctl+0x14c/0x1c8 [ 37.935995][ T5932] invoke_syscall+0x98/0x2c0 [ 37.937031][ T5932] el0_svc_common+0x138/0x258 [ 37.938057][ T5932] do_el0_svc+0x64/0x198 [ 37.938975][ T5932] el0_svc+0x58/0x168 [ 37.939887][ T5932] el0t_64_sync_handler+0x84/0xf0 [ 37.941020][ T5932] el0t_64_sync+0x190/0x194 [ 37.942011][ T5932] Code: 38776b28 35ffec28 17ffff62 97d8a0e2 (d4210000) [ 37.943524][ T5932] ---[ end trace 0000000000000000 ]--- executing program executing program executing program [ 38.257366][ T5932] Kernel panic - not syncing: Oops - BUG: Fatal exception [ 38.258999][ T5932] SMP: stopping secondary CPUs [ 38.260099][ T5932] Kernel Offset: disabled [ 38.261071][ T5932] CPU features: 0x000000,10380201,32017203 [ 38.262411][ T5932] Memory Limit: none [ 38.656690][ T5932] Rebooting in 86400 seconds..