Warning: Permanently added '10.128.0.216' (ECDSA) to the list of known hosts. syzkaller login: [ 51.728167][ T3540] chnl_net:caif_netlink_parms(): no params data found [ 51.765916][ T3540] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.773305][ T3540] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.781172][ T3540] device bridge_slave_0 entered promiscuous mode [ 51.789567][ T3540] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.796771][ T3540] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.804889][ T3540] device bridge_slave_1 entered promiscuous mode [ 51.823137][ T3540] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 51.834575][ T3540] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 51.856047][ T3540] team0: Port device team_slave_0 added [ 51.862998][ T3540] team0: Port device team_slave_1 added [ 51.879970][ T3540] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 51.887061][ T3540] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 51.913021][ T3540] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 51.925166][ T3540] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 51.932106][ T3540] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 51.958056][ T3540] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 51.986786][ T3540] device hsr_slave_0 entered promiscuous mode [ 51.993539][ T3540] device hsr_slave_1 entered promiscuous mode [ 52.073254][ T3540] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 52.082906][ T3540] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 52.091811][ T3540] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 52.101228][ T3540] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 52.120988][ T3540] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.128140][ T3540] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.135930][ T3540] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.142983][ T3540] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.182122][ T3540] 8021q: adding VLAN 0 to HW filter on device bond0 [ 52.193376][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 52.202692][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.212004][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.219802][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 52.233969][ T3540] 8021q: adding VLAN 0 to HW filter on device team0 [ 52.247432][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.255844][ T22] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.262889][ T22] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.270579][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 52.279299][ T22] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.286393][ T22] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.303101][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 52.311596][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 52.323313][ T3546] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 52.335380][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 52.347374][ T3540] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 52.359337][ T3540] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 52.367390][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.383961][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 52.391354][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 52.402193][ T3540] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 52.419274][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 52.436684][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 52.445506][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 52.453034][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 52.462581][ T3540] device veth0_vlan entered promiscuous mode [ 52.472909][ T3540] device veth1_vlan entered promiscuous mode [ 52.491175][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 52.499144][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 52.507553][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 52.517879][ T3540] device veth0_macvtap entered promiscuous mode [ 52.527117][ T3540] device veth1_macvtap entered promiscuous mode [ 52.542117][ T3540] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 52.551361][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 52.560528][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 52.571068][ T3540] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 52.578907][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready executing program [ 52.589874][ T3540] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 52.599668][ T3540] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 52.608438][ T3540] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 52.617151][ T3540] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 52.656893][ T3540] loop0: detected capacity change from 0 to 2048 [ 52.665498][ T3540] ======================================================= [ 52.665498][ T3540] WARNING: The mand mount option has been deprecated and [ 52.665498][ T3540] and is ignored by this kernel. Remove the mand [ 52.665498][ T3540] option from the mount to silence this warning. [ 52.665498][ T3540] ======================================================= [ 52.703196][ T3540] UDF-fs: error (device loop0): udf_read_tagged: tag checksum failed, block 99: 0x27 != 0x4d [ 52.716030][ T3540] UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000) [ 52.757340][ T46] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 52.787583][ T3540] ================================================================== [ 52.795678][ T3540] BUG: KASAN: use-after-free in crc_itu_t+0x218/0x2a0 [ 52.802464][ T3540] Read of size 1 at addr ffff888070630000 by task syz-executor202/3540 [ 52.810707][ T3540] [ 52.813026][ T3540] CPU: 1 PID: 3540 Comm: syz-executor202 Not tainted 6.1.33-syzkaller #0 [ 52.821410][ T3540] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 [ 52.831440][ T3540] Call Trace: [ 52.834699][ T3540] [ 52.837608][ T3540] dump_stack_lvl+0x1e3/0x2cb [ 52.842276][ T3540] ? irq_work_queue+0xc6/0x150 [ 52.847026][ T3540] ? nf_tcp_handle_invalid+0x642/0x642 [ 52.852465][ T3540] ? panic+0x75d/0x75d [ 52.856512][ T3540] ? _printk+0xd1/0x111 [ 52.860647][ T3540] ? _raw_spin_lock_irqsave+0xac/0x120 [ 52.866080][ T3540] print_report+0x15f/0x4f0 [ 52.870564][ T3540] ? time64_to_tm+0x32d/0x4d0 [ 52.875222][ T3540] ? __virt_addr_valid+0x22b/0x2e0 [ 52.880312][ T3540] ? __phys_addr+0xb6/0x170 [ 52.884791][ T3540] ? crc_itu_t+0x218/0x2a0 [ 52.889186][ T3540] kasan_report+0x136/0x160 [ 52.893676][ T3540] ? crc_itu_t+0x218/0x2a0 [ 52.898097][ T3540] crc_itu_t+0x218/0x2a0 [ 52.902337][ T3540] udf_sync_fs+0x1ce/0x380 [ 52.906742][ T3540] ? udf_put_super+0x160/0x160 [ 52.911490][ T3540] ? get_nr_dirty_inodes+0x2ab/0x2e0 [ 52.916769][ T3540] sync_filesystem+0xe8/0x220 [ 52.921431][ T3540] generic_shutdown_super+0x6b/0x340 [ 52.926702][ T3540] kill_block_super+0x7a/0xe0 [ 52.931366][ T3540] deactivate_locked_super+0xa0/0x110 [ 52.936724][ T3540] cleanup_mnt+0x490/0x520 [ 52.941134][ T3540] ? lockdep_hardirqs_on+0x94/0x130 [ 52.946320][ T3540] task_work_run+0x246/0x300 [ 52.950901][ T3540] ? kasan_quarantine_put+0xd4/0x220 [ 52.956174][ T3540] ? task_work_cancel+0x2b0/0x2b0 [ 52.961183][ T3540] ? kmem_cache_free+0x292/0x510 [ 52.966105][ T3540] ? do_exit+0x6f6/0x2300 [ 52.970425][ T3540] do_exit+0x6fb/0x2300 [ 52.974569][ T3540] ? do_group_exit+0x1f2/0x2b0 [ 52.979321][ T3540] ? put_task_struct+0x80/0x80 [ 52.984072][ T3540] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 52.990034][ T3540] ? print_irqtrace_events+0x210/0x210 [ 52.995478][ T3540] ? _raw_spin_unlock_irq+0x1f/0x40 [ 53.000659][ T3540] ? lockdep_hardirqs_on+0x94/0x130 [ 53.005852][ T3540] do_group_exit+0x202/0x2b0 [ 53.010430][ T3540] __x64_sys_exit_group+0x3b/0x40 [ 53.015440][ T3540] do_syscall_64+0x3d/0xb0 [ 53.019843][ T3540] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 53.025720][ T3540] RIP: 0033:0x7fd96ac77639 [ 53.030120][ T3540] Code: Unable to access opcode bytes at 0x7fd96ac7760f. [ 53.037127][ T3540] RSP: 002b:00007ffc6ac21c38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 53.045527][ T3540] RAX: ffffffffffffffda RBX: 00007fd96ad0e410 RCX: 00007fd96ac77639 [ 53.053481][ T3540] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 53.061437][ T3540] RBP: 0000000000000001 R08: ffffffffffffffc0 R09: 0000000000000000 [ 53.069391][ T3540] R10: 0000000000000022 R11: 0000000000000246 R12: 00007fd96ad0e410 [ 53.077344][ T3540] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 [ 53.085302][ T3540] [ 53.088304][ T3540] [ 53.090610][ T3540] The buggy address belongs to the physical page: [ 53.096999][ T3540] page:ffffea0001c18c00 refcount:0 mapcount:-128 mapping:0000000000000000 index:0x1 pfn:0x70630 [ 53.107389][ T3540] flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) [ 53.114482][ T3540] raw: 00fff00000000000 ffffea0001c1c008 ffffea0001c17408 0000000000000000 [ 53.123046][ T3540] raw: 0000000000000001 0000000000000004 00000000ffffff7f 0000000000000000 [ 53.131603][ T3540] page dumped because: kasan: bad access detected [ 53.137992][ T3540] page_owner tracks the page as freed [ 53.143336][ T3540] page last allocated via order 0, migratetype Movable, gfp_mask 0x140dca(GFP_HIGHUSER_MOVABLE|__GFP_COMP|__GFP_ZERO), pid 3531, tgid 3531 (sshd), ts 44213999540, free_ts 44229177115 [ 53.161286][ T3540] post_alloc_hook+0x18d/0x1b0 [ 53.166038][ T3540] get_page_from_freelist+0x32ed/0x3480 [ 53.171564][ T3540] __alloc_pages+0x28d/0x770 [ 53.176135][ T3540] __folio_alloc+0xf/0x30 [ 53.180444][ T3540] vma_alloc_folio+0x486/0x990 [ 53.185194][ T3540] handle_mm_fault+0x2e85/0x5330 [ 53.190119][ T3540] exc_page_fault+0x58d/0x790 [ 53.194781][ T3540] asm_exc_page_fault+0x22/0x30 [ 53.199613][ T3540] page last free stack trace: [ 53.204263][ T3540] free_unref_page_prepare+0xf63/0x1120 [ 53.209796][ T3540] free_unref_page_list+0x107/0x810 [ 53.214988][ T3540] release_pages+0x2836/0x2b40 [ 53.219738][ T3540] tlb_flush_mmu+0xfc/0x210 [ 53.224225][ T3540] tlb_finish_mmu+0xce/0x1f0 [ 53.228801][ T3540] unmap_region+0x29f/0x2f0 [ 53.233289][ T3540] do_mas_align_munmap+0xe98/0x15e0 [ 53.238473][ T3540] do_mas_munmap+0x246/0x2b0 [ 53.243047][ T3540] __vm_munmap+0x268/0x370 [ 53.247454][ T3540] __x64_sys_munmap+0x5c/0x70 [ 53.252115][ T3540] do_syscall_64+0x3d/0xb0 [ 53.256515][ T3540] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 53.262390][ T3540] [ 53.264694][ T3540] Memory state around the buggy address: [ 53.270299][ T3540] ffff88807062ff00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 53.278338][ T3540] ffff88807062ff80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 53.286377][ T3540] >ffff888070630000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 53.294415][ T3540] ^ [ 53.298462][ T3540] ffff888070630080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 53.306513][ T3540] ffff888070630100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 53.314555][ T3540] ================================================================== [ 53.333877][ T3540] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 53.341093][ T3540] CPU: 0 PID: 3540 Comm: syz-executor202 Not tainted 6.1.33-syzkaller #0 [ 53.349512][ T3540] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 [ 53.359570][ T3540] Call Trace: [ 53.362850][ T3540] [ 53.365779][ T3540] dump_stack_lvl+0x1e3/0x2cb [ 53.370460][ T3540] ? nf_tcp_handle_invalid+0x642/0x642 [ 53.375919][ T3540] ? panic+0x75d/0x75d [ 53.379989][ T3540] ? preempt_schedule_common+0xa6/0xd0 [ 53.385469][ T3540] ? vscnprintf+0x59/0x80 [ 53.389801][ T3540] panic+0x318/0x75d [ 53.393696][ T3540] ? check_panic_on_warn+0x1d/0xa0 [ 53.398817][ T3540] ? memcpy_page_flushcache+0xfc/0xfc [ 53.404193][ T3540] ? _raw_spin_unlock_irqrestore+0x128/0x130 [ 53.410173][ T3540] ? _raw_spin_unlock+0x40/0x40 [ 53.415027][ T3540] ? print_report+0x4a3/0x4f0 [ 53.419716][ T3540] check_panic_on_warn+0x7e/0xa0 [ 53.424657][ T3540] ? crc_itu_t+0x218/0x2a0 [ 53.429080][ T3540] end_report+0x66/0x110 [ 53.433326][ T3540] kasan_report+0x143/0x160 [ 53.437831][ T3540] ? crc_itu_t+0x218/0x2a0 [ 53.442250][ T3540] crc_itu_t+0x218/0x2a0 [ 53.446499][ T3540] udf_sync_fs+0x1ce/0x380 [ 53.450921][ T3540] ? udf_put_super+0x160/0x160 [ 53.455685][ T3540] ? get_nr_dirty_inodes+0x2ab/0x2e0 [ 53.460976][ T3540] sync_filesystem+0xe8/0x220 [ 53.465655][ T3540] generic_shutdown_super+0x6b/0x340 [ 53.470943][ T3540] kill_block_super+0x7a/0xe0 [ 53.475622][ T3540] deactivate_locked_super+0xa0/0x110 [ 53.480993][ T3540] cleanup_mnt+0x490/0x520 [ 53.485409][ T3540] ? lockdep_hardirqs_on+0x94/0x130 [ 53.490613][ T3540] task_work_run+0x246/0x300 [ 53.495210][ T3540] ? kasan_quarantine_put+0xd4/0x220 [ 53.500500][ T3540] ? task_work_cancel+0x2b0/0x2b0 [ 53.505535][ T3540] ? kmem_cache_free+0x292/0x510 [ 53.510476][ T3540] ? do_exit+0x6f6/0x2300 [ 53.514806][ T3540] do_exit+0x6fb/0x2300 [ 53.518964][ T3540] ? do_group_exit+0x1f2/0x2b0 [ 53.523730][ T3540] ? put_task_struct+0x80/0x80 [ 53.528494][ T3540] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 53.534479][ T3540] ? print_irqtrace_events+0x210/0x210 [ 53.539936][ T3540] ? _raw_spin_unlock_irq+0x1f/0x40 [ 53.545134][ T3540] ? lockdep_hardirqs_on+0x94/0x130 [ 53.550338][ T3540] do_group_exit+0x202/0x2b0 [ 53.554931][ T3540] __x64_sys_exit_group+0x3b/0x40 [ 53.559957][ T3540] do_syscall_64+0x3d/0xb0 [ 53.564382][ T3540] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 53.570275][ T3540] RIP: 0033:0x7fd96ac77639 [ 53.574691][ T3540] Code: Unable to access opcode bytes at 0x7fd96ac7760f. [ 53.581706][ T3540] RSP: 002b:00007ffc6ac21c38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 53.590121][ T3540] RAX: ffffffffffffffda RBX: 00007fd96ad0e410 RCX: 00007fd96ac77639 [ 53.598124][ T3540] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 53.606092][ T3540] RBP: 0000000000000001 R08: ffffffffffffffc0 R09: 0000000000000000 [ 53.614065][ T3540] R10: 0000000000000022 R11: 0000000000000246 R12: 00007fd96ad0e410 [ 53.622030][ T3540] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 [ 53.630007][ T3540] [ 53.633174][ T3540] Kernel Offset: disabled [ 53.637485][ T3540] Rebooting in 86400 seconds..