Warning: Permanently added '10.128.0.175' (ED25519) to the list of known hosts. 1970/01/01 00:00:49 ignoring optional flag "type"="gce" 1970/01/01 00:00:49 parsed 1 programs [ 49.612290][ T4269] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS 1970/01/01 00:00:49 executed programs: 0 [ 49.680642][ T4276] chnl_net:caif_netlink_parms(): no params data found [ 49.699839][ T4276] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.701034][ T4276] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.702457][ T4276] device bridge_slave_0 entered promiscuous mode [ 49.704479][ T4276] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.705631][ T4276] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.707134][ T4276] device bridge_slave_1 entered promiscuous mode [ 49.715533][ T4276] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 49.718707][ T4276] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 49.726793][ T4276] team0: Port device team_slave_0 added [ 49.728607][ T4276] team0: Port device team_slave_1 added [ 49.735439][ T4276] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 49.736588][ T4276] 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. [ 49.741256][ T4276] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 49.744302][ T4276] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 49.745387][ T4276] 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. [ 49.749448][ T4276] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 49.820848][ T4276] device hsr_slave_0 entered promiscuous mode [ 49.870687][ T4276] device hsr_slave_1 entered promiscuous mode [ 50.422563][ T4276] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 50.462035][ T4276] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 50.472226][ T4276] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 50.500990][ T4276] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 50.546897][ T4276] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.548125][ T4276] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.549396][ T4276] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.550701][ T4276] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.572650][ T4276] 8021q: adding VLAN 0 to HW filter on device bond0 [ 50.578612][ T1607] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.581222][ T1607] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.582991][ T1607] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.585062][ T1607] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 50.589705][ T4276] 8021q: adding VLAN 0 to HW filter on device team0 [ 50.594963][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.596465][ T136] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.597601][ T136] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.602667][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.604348][ T148] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.605478][ T148] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.612205][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 50.614021][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 50.617558][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 50.623232][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 50.626708][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 50.632066][ T4276] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 50.676994][ T4276] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 50.680888][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 50.682168][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 50.687764][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 50.689405][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 50.698668][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 50.700287][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 50.701913][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 50.703733][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 50.707180][ T4276] device veth0_vlan entered promiscuous mode [ 50.712607][ T4276] device veth1_vlan entered promiscuous mode [ 50.721217][ T1607] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 50.722731][ T1607] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 50.724343][ T1607] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 50.725812][ T1607] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 50.728826][ T4276] device veth0_macvtap entered promiscuous mode [ 50.734913][ T4276] device veth1_macvtap entered promiscuous mode [ 50.744403][ T4276] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 50.745633][ T1607] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 50.747125][ T1607] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 50.749075][ T1607] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 50.752811][ T1607] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 50.756039][ T4276] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 50.757441][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 50.759158][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 50.762503][ T4276] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 50.763944][ T4276] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 50.765430][ T4276] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 50.766815][ T4276] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 50.818078][ T4388] loop0: detected capacity change from 0 to 4096 [ 50.901804][ T4388] [ 50.902202][ T4388] ====================================================== [ 50.903390][ T4388] WARNING: possible circular locking dependency detected [ 50.904603][ T4388] syzkaller #0 Not tainted [ 50.905335][ T4388] ------------------------------------------------------ [ 50.906513][ T4388] syz-executor.0/4388 is trying to acquire lock: [ 50.907668][ T4388] ffff0000e297f050 (&ni->file.run_lock#3){++++}-{3:3}, at: attr_data_get_block+0x11c/0x12d4 [ 50.909398][ T4388] [ 50.909398][ T4388] but task is already holding lock: [ 50.910623][ T4388] ffff0000d355f9d8 (&mm->mmap_lock){++++}-{3:3}, at: vm_mmap_pgoff+0x144/0x294 [ 50.912135][ T4388] [ 50.912135][ T4388] which lock already depends on the new lock. [ 50.912135][ T4388] [ 50.914031][ T4388] [ 50.914031][ T4388] the existing dependency chain (in reverse order) is: [ 50.915593][ T4388] [ 50.915593][ T4388] -> #1 (&mm->mmap_lock){++++}-{3:3}: [ 50.916864][ T4388] __might_fault+0xc8/0x128 [ 50.917726][ T4388] fiemap_fill_next_extent+0x16c/0x404 [ 50.918704][ T4388] ni_fiemap+0x69c/0xa34 [ 50.919482][ T4388] ntfs_fiemap+0xe4/0x140 [ 50.920328][ T4388] do_vfs_ioctl+0x1940/0x23f0 [ 50.921108][ T4388] __arm64_sys_ioctl+0xe4/0x1c8 [ 50.921910][ T4388] invoke_syscall+0x98/0x2b0 [ 50.922726][ T4388] el0_svc_common+0x138/0x258 [ 50.923525][ T4388] do_el0_svc+0x58/0x13c [ 50.924267][ T4388] el0_svc+0x78/0x1d0 [ 50.925028][ T4388] el0t_64_sync_handler+0xcc/0xe4 [ 50.925972][ T4388] el0t_64_sync+0x1a0/0x1a4 [ 50.926876][ T4388] [ 50.926876][ T4388] -> #0 (&ni->file.run_lock#3){++++}-{3:3}: [ 50.928298][ T4388] __lock_acquire+0x2870/0x67ec [ 50.929163][ T4388] lock_acquire+0x1f4/0x618 [ 50.929950][ T4388] down_read+0xc0/0x38c [ 50.930756][ T4388] attr_data_get_block+0x11c/0x12d4 [ 50.931711][ T4388] ntfs_file_mmap+0x378/0x5d8 [ 50.932532][ T4388] mmap_file+0x6c/0xc8 [ 50.933307][ T4388] mmap_region+0xa40/0x1428 [ 50.934168][ T4388] do_mmap+0x6ec/0xe40 [ 50.934951][ T4388] vm_mmap_pgoff+0x190/0x294 [ 50.935857][ T4388] ksys_mmap_pgoff+0x41c/0x634 [ 50.936753][ T4388] __arm64_sys_mmap+0xf8/0x110 [ 50.937656][ T4388] invoke_syscall+0x98/0x2b0 [ 50.938504][ T4388] el0_svc_common+0x138/0x258 [ 50.939390][ T4388] do_el0_svc+0x58/0x13c [ 50.940116][ T4388] el0_svc+0x78/0x1d0 [ 50.940821][ T4388] el0t_64_sync_handler+0xcc/0xe4 [ 50.941771][ T4388] el0t_64_sync+0x1a0/0x1a4 [ 50.942619][ T4388] [ 50.942619][ T4388] other info that might help us debug this: [ 50.942619][ T4388] [ 50.944329][ T4388] Possible unsafe locking scenario: [ 50.944329][ T4388] [ 50.945530][ T4388] CPU0 CPU1 [ 50.946441][ T4388] ---- ---- [ 50.947365][ T4388] lock(&mm->mmap_lock); [ 50.948101][ T4388] lock(&ni->file.run_lock#3); [ 50.949392][ T4388] lock(&mm->mmap_lock); [ 50.950520][ T4388] lock(&ni->file.run_lock#3); [ 50.951308][ T4388] [ 50.951308][ T4388] *** DEADLOCK *** [ 50.951308][ T4388] [ 50.952651][ T4388] 1 lock held by syz-executor.0/4388: [ 50.953560][ T4388] #0: ffff0000d355f9d8 (&mm->mmap_lock){++++}-{3:3}, at: vm_mmap_pgoff+0x144/0x294 [ 50.955223][ T4388] [ 50.955223][ T4388] stack backtrace: [ 50.956236][ T4388] CPU: 1 PID: 4388 Comm: syz-executor.0 Not tainted syzkaller #0 [ 50.957553][ T4388] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 50.959289][ T4388] Call trace: [ 50.959819][ T4388] dump_backtrace+0x0/0x458 [ 50.960580][ T4388] show_stack+0x2c/0x3c [ 50.961299][ T4388] __dump_stack+0x30/0x40 [ 50.962066][ T4388] dump_stack_lvl+0xf4/0x15c [ 50.962827][ T4388] dump_stack+0x1c/0x5c [ 50.963550][ T4388] print_circular_bug+0x148/0x1b0 [ 50.964435][ T4388] check_noncircular+0x264/0x2f8 [ 50.965313][ T4388] __lock_acquire+0x2870/0x67ec [ 50.966089][ T4388] lock_acquire+0x1f4/0x618 [ 50.966863][ T4388] down_read+0xc0/0x38c [ 50.967651][ T4388] attr_data_get_block+0x11c/0x12d4 [ 50.968534][ T4388] ntfs_file_mmap+0x378/0x5d8 [ 50.969331][ T4388] mmap_file+0x6c/0xc8 [ 50.970039][ T4388] mmap_region+0xa40/0x1428 [ 50.970835][ T4388] do_mmap+0x6ec/0xe40 [ 50.971503][ T4388] vm_mmap_pgoff+0x190/0x294 [ 50.972338][ T4388] ksys_mmap_pgoff+0x41c/0x634 [ 50.973085][ T4388] __arm64_sys_mmap+0xf8/0x110 [ 50.973897][ T4388] invoke_syscall+0x98/0x2b0 [ 50.974591][ T4388] el0_svc_common+0x138/0x258 [ 50.975350][ T4388] do_el0_svc+0x58/0x13c [ 50.976008][ T4388] el0_svc+0x78/0x1d0 [ 50.976716][ T4388] el0t_64_sync_handler+0xcc/0xe4 [ 50.977538][ T4388] el0t_64_sync+0x1a0/0x1a4 [ 51.045462][ T4423] loop0: detected capacity change from 0 to 4096 [ 51.181914][ T4442] loop0: detected capacity change from 0 to 4096 [ 51.338240][ T4466] loop0: detected capacity change from 0 to 4096 [ 51.459500][ T4482] loop0: detected capacity change from 0 to 4096 [ 51.612020][ T4504] loop0: detected capacity change from 0 to 4096 [ 51.710607][ T4057] Bluetooth: hci0: command 0x0409 tx timeout [ 51.758827][ T4524] loop0: detected capacity change from 0 to 4096 [ 51.910433][ T4543] loop0: detected capacity change from 0 to 4096 [ 52.019860][ T4545] loop0: detected capacity change from 0 to 4096 [ 52.160206][ T4547] loop0: detected capacity change from 0 to 4096 [ 53.789827][ T4100] Bluetooth: hci0: command 0x041b tx timeout 1970/01/01 00:00:54 executed programs: 27 [ 55.860565][ T4100] Bluetooth: hci0: command 0x040f tx timeout [ 55.869899][ T4601] set_capacity_and_notify: 26 callbacks suppressed [ 55.869906][ T4601] loop0: detected capacity change from 0 to 4096 [ 56.008329][ T4603] loop0: detected capacity change from 0 to 4096 [ 56.151701][ T4605] loop0: detected capacity change from 0 to 4096 [ 56.279999][ T4607] loop0: detected capacity change from 0 to 4096 [ 56.420515][ T4609] loop0: detected capacity change from 0 to 4096 [ 56.609783][ T4611] loop0: detected capacity change from 0 to 4096 [ 56.751143][ T4613] loop0: detected capacity change from 0 to 4096 [ 56.855986][ T4615] loop0: detected capacity change from 0 to 4096 [ 56.973176][ T4617] loop0: detected capacity change from 0 to 4096 [ 57.079684][ T4619] loop0: detected capacity change from 0 to 4096 [ 57.939795][ T4100] Bluetooth: hci0: command 0x0419 tx timeout 1970/01/01 00:00:59 executed programs: 66