[ 413.759954][T11739] ocfs2: Slot 0 on device (7,0) was already allocated to this node! [ 413.763521][T11739] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 413.768304][T11739] OCFS2: ERROR (device loop0): int ocfs2_claim_suballoc_bits(struct ocfs2_alloc_context *, handle_t *, u32, u32, struct ocfs2_suballoc_result *): Chain allocator dinode 74 has invalid next free chain record 0, but only 0 total [ 413.771850][T11739] On-disk corruption discovered. Please run fsck.ocfs2 once the filesystem is unmounted. [ 413.773349][T11739] OCFS2: File system is now read-only. [ 413.774237][T11739] (syz.0.1755,11739,0):ocfs2_claim_suballoc_bits:2015 ERROR: status = -30 [ 413.775992][T11739] (syz.0.1755,11739,0):ocfs2_claim_new_inode:2248 ERROR: status = -30 [ 413.777305][T11739] (syz.0.1755,11739,0):ocfs2_claim_new_inode:2263 ERROR: status = -30 [ 413.778559][T11739] (syz.0.1755,11739,0):ocfs2_mknod_locked:639 ERROR: status = -30 [ 413.779799][T11739] (syz.0.1755,11739,0):ocfs2_mknod:385 ERROR: status = -30 [ 413.780950][T11739] (syz.0.1755,11739,0):ocfs2_mknod:502 ERROR: status = -30 [ 413.782080][T11739] (syz.0.1755,11739,0):ocfs2_mkdir:659 ERROR: status = -30 [ 413.788396][ T9551] ocfs2: Unmounting device (7,0) on (node local) [ 413.902389][T11743] ocfs2: Slot 0 on device (7,0) was already allocated to this node! [ 413.910802][T11743] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 413.913563][T11743] OCFS2: ERROR (device loop0): int ocfs2_claim_suballoc_bits(struct ocfs2_alloc_context *, handle_t *, u32, u32, struct ocfs2_suballoc_result *): Chain allocator dinode 74 has invalid next free chain record 0, but only 0 total [ 413.918510][T11743] On-disk corruption discovered. Please run fsck.ocfs2 once the filesystem is unmounted. [ 413.920130][T11743] OCFS2: File system is now read-only. [ 413.921091][T11743] (syz.0.1756,11743,0):ocfs2_claim_suballoc_bits:2015 ERROR: status = -30 [ 413.922392][T11743] (syz.0.1756,11743,0):ocfs2_claim_new_inode:2248 ERROR: status = -30 [ 413.923678][T11743] (syz.0.1756,11743,0):ocfs2_claim_new_inode:2263 ERROR: status = -30 [ 413.924944][T11743] (syz.0.1756,11743,0):ocfs2_mknod_locked:639 ERROR: status = -30 [ 413.926810][T11743] (syz.0.1756,11743,0):ocfs2_mknod:385 ERROR: status = -30 [ 413.927977][T11743] (syz.0.1756,11743,0):ocfs2_mknod:502 ERROR: status = -30 [ 413.929446][T11743] (syz.0.1756,11743,0):ocfs2_mkdir:659 ERROR: status = -30 [ 413.934769][ T9551] ocfs2: Unmounting device (7,0) on (node local) [ 414.078205][T11747] ocfs2: Slot 0 on device (7,0) was already allocated to this node! [ 414.081140][T11747] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 414.083891][T11747] OCFS2: ERROR (device loop0): int ocfs2_claim_suballoc_bits(struct ocfs2_alloc_context *, handle_t *, u32, u32, struct ocfs2_suballoc_result *): Chain allocator dinode 74 has invalid next free chain record 0, but only 0 total [ 414.087959][T11747] On-disk corruption discovered. Please run fsck.ocfs2 once the filesystem is unmounted. [ 414.089716][T11747] OCFS2: File system is now read-only. [ 414.090854][T11747] (syz.0.1757,11747,0):ocfs2_claim_suballoc_bits:2015 ERROR: status = -30 [ 414.092467][T11747] (syz.0.1757,11747,0):ocfs2_claim_new_inode:2248 ERROR: status = -30 [ 414.093891][T11747] (syz.0.1757,11747,0):ocfs2_claim_new_inode:2263 ERROR: status = -30 [ 414.095866][T11747] (syz.0.1757,11747,0):ocfs2_mknod_locked:639 ERROR: status = -30 [ 414.097244][T11747] (syz.0.1757,11747,0):ocfs2_mknod:385 ERROR: status = -30 [ 414.098473][T11747] (syz.0.1757,11747,0):ocfs2_mknod:502 ERROR: status = -30 [ 414.099629][T11747] (syz.0.1757,11747,0):ocfs2_mkdir:659 ERROR: status = -30 [ 414.105055][ T9551] ocfs2: Unmounting device (7,0) on (node local) [ 414.245344][T11751] ocfs2: Slot 0 on device (7,0) was already allocated to this node! [ 414.249132][T11751] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 414.266391][T11751] OCFS2: ERROR (device loop0): int ocfs2_claim_suballoc_bits(struct ocfs2_alloc_context *, handle_t *, u32, u32, struct ocfs2_suballoc_result *): Chain allocator dinode 74 has invalid next free chain record 0, but only 0 total [ 414.269982][T11751] On-disk corruption discovered. Please run fsck.ocfs2 once the filesystem is unmounted. [ 414.271509][T11751] OCFS2: File system is now read-only. [ 414.272333][T11751] (syz.0.1758,11751,1):ocfs2_claim_suballoc_bits:2015 ERROR: status = -30 [ 414.273728][T11751] (syz.0.1758,11751,1):ocfs2_claim_new_inode:2248 ERROR: status = -30 [ 414.275004][T11751] (syz.0.1758,11751,1):ocfs2_claim_new_inode:2263 ERROR: status = -30 [ 414.283393][T11751] (syz.0.1758,11751,0):ocfs2_mknod_locked:639 ERROR: status = -30 [ 414.284689][T11751] (syz.0.1758,11751,0):ocfs2_mknod:385 ERROR: status = -30 [ 414.286295][T11751] (syz.0.1758,11751,0):ocfs2_mknod:502 ERROR: status = -30 [ 414.287675][T11751] (syz.0.1758,11751,0):ocfs2_mkdir:659 ERROR: status = -30 [ 414.292761][ T9551] ocfs2: Unmounting device (7,0) on (node local) [ 415.029349][ T9] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 415.069367][ T9] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 415.118835][ T9] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 415.159291][ T9] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 416.711383][ T9] device hsr_slave_0 left promiscuous mode [ 416.755400][ T9] device hsr_slave_1 left promiscuous mode [ 416.855273][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 416.856519][ T9] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 416.858030][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 416.859173][ T9] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 416.860518][ T9] device bridge_slave_1 left promiscuous mode [ 416.861620][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 416.895778][ T9] device bridge_slave_0 left promiscuous mode [ 416.896814][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 417.015684][ T9] device veth1_macvtap left promiscuous mode [ 417.016678][ T9] device veth0_macvtap left promiscuous mode [ 417.017682][ T9] device veth1_vlan left promiscuous mode [ 417.018696][ T9] device veth0_vlan left promiscuous mode [ 417.114888][ T9] team0 (unregistering): Port device team_slave_1 removed [ 417.120330][ T9] team0 (unregistering): Port device team_slave_0 removed [ 417.124737][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 417.158868][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 417.271155][ T9] bond0 (unregistering): Released all slaves Warning: Permanently added '10.128.1.178' (ED25519) to the list of known hosts. executing program [ 418.939274][T11886] set_capacity_and_notify: 15 callbacks suppressed [ 418.939283][T11886] loop0: detected capacity change from 0 to 32768 [ 418.965886][T11886] Internal error: Oops - BTI: 0000000036000001 [#1] PREEMPT SMP [ 418.967194][T11886] Modules linked in: [ 418.967859][T11886] CPU: 1 PID: 11886 Comm: syz-executor195 Not tainted syzkaller #0 [ 418.969245][T11886] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 418.970802][T11886] pstate: 42400405 (nZcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=jc) [ 418.971978][T11886] pc : __arm64_sys_mount+0x2f0/0x5f8 [ 418.972804][T11886] lr : __arm64_sys_mount+0x2cc/0x5f8 [ 418.973577][T11886] sp : ffff80001f2b7c80 [ 418.974242][T11886] x29: ffff80001f2b7d20 x28: 0000000000400100 x27: 00000000fffffff2 [ 418.975507][T11886] x26: 0000000000000e10 x25: 0000000000000000 x24: 0000ffffeff231f0 [ 418.976868][T11886] x23: ffff0000ca438000 x22: 0000ffffeff24000 x21: dfff800000000000 [ 418.978263][T11886] x20: 00000000fffffe10 x19: 0000000000000000 x18: 0000000000000000 [ 418.979655][T11886] x17: 0000000000000000 x16: ffff800008979fbc x15: 0000000000000000 [ 418.981062][T11886] x14: 0000000000000000 x13: 1ffff0000287402b x12: 0000000097863b1e [ 418.982484][T11886] x11: ff80800008979f98 x10: 0000ffffffffffff x9 : 0000ffffeff24000 [ 418.983831][T11886] x8 : 0000ffffeff24000 x7 : ffff800008762ed0 x6 : 0000000000000000 [ 418.985204][T11886] x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000001 [ 418.986628][T11886] x2 : 0000000000000008 x1 : 0000000000000001 x0 : 0000000000000000 [ 418.987971][T11886] Call trace: [ 418.988487][T11886] __arm64_sys_mount+0x2f0/0x5f8 [ 418.989308][T11886] invoke_syscall+0x98/0x28c [ 418.990140][T11886] el0_svc_common+0x13c/0x258 [ 418.991019][T11886] do_el0_svc+0x5c/0x140 [ 418.991805][T11886] el0_svc+0x78/0x1d0 [ 418.992500][T11886] el0t_64_sync_handler+0xcc/0xe4 [ 418.993361][T11886] el0t_64_sync+0x1a0/0x1a4 [ 418.994147][T11886] Code: d503229f 2a1903fb 2a1903e0 38400933 (2a1b03e1) [ 418.995536][T11886] ---[ end trace a6621ce7dbf27d3e ]--- [ 419.293420][T11886] Kernel panic - not syncing: Oops - BTI: Fatal exception [ 419.294515][T11886] SMP: stopping secondary CPUs [ 419.295389][T11886] Kernel Offset: disabled [ 419.296105][T11886] CPU features: 0xa,000003c1,7d33ffd9 [ 419.296943][T11886] Memory Limit: none [ 419.579805][T11886] Rebooting in 86400 seconds..