[ 81.702141][ T7] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.0.253' (ED25519) to the list of known hosts. 2025/04/14 15:35:32 ignoring optional flag "sandboxArg"="0" 2025/04/14 15:35:32 ignoring optional flag "type"="gce" 2025/04/14 15:35:32 parsed 1 programs 2025/04/14 15:35:34 executed programs: 0 [ 84.728014][ T4466] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 84.902045][ T4472] chnl_net:caif_netlink_parms(): no params data found [ 84.951538][ T4472] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.958783][ T4472] bridge0: port 1(bridge_slave_0) entered disabled state [ 84.967650][ T4472] device bridge_slave_0 entered promiscuous mode [ 84.975902][ T4472] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.983139][ T4472] bridge0: port 2(bridge_slave_1) entered disabled state [ 84.991255][ T4472] device bridge_slave_1 entered promiscuous mode [ 85.012662][ T4472] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 85.023875][ T4472] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 85.048349][ T4472] team0: Port device team_slave_0 added [ 85.056122][ T4472] team0: Port device team_slave_1 added [ 85.076044][ T4472] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 85.083247][ T4472] 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. [ 85.109260][ T4472] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 85.121409][ T4472] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 85.128371][ T4472] 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. [ 85.154423][ T4472] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 85.186544][ T4472] device hsr_slave_0 entered promiscuous mode [ 85.193875][ T4472] device hsr_slave_1 entered promiscuous mode [ 85.720179][ T4472] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 85.733074][ T4472] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 85.743813][ T4472] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 85.756195][ T4472] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 85.783228][ T4472] bridge0: port 2(bridge_slave_1) entered blocking state [ 85.790456][ T4472] bridge0: port 2(bridge_slave_1) entered forwarding state [ 85.797847][ T4472] bridge0: port 1(bridge_slave_0) entered blocking state [ 85.805005][ T4472] bridge0: port 1(bridge_slave_0) entered forwarding state [ 85.868933][ T4472] 8021q: adding VLAN 0 to HW filter on device bond0 [ 85.885693][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 85.897264][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 85.905857][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 85.917705][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 85.932559][ T4472] 8021q: adding VLAN 0 to HW filter on device team0 [ 85.956314][ T392] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 85.966856][ T392] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 85.976342][ T392] bridge0: port 1(bridge_slave_0) entered blocking state [ 85.983466][ T392] bridge0: port 1(bridge_slave_0) entered forwarding state [ 86.003385][ T392] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 86.014347][ T392] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 86.024114][ T392] bridge0: port 2(bridge_slave_1) entered blocking state [ 86.031247][ T392] bridge0: port 2(bridge_slave_1) entered forwarding state [ 86.042441][ T392] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 86.052229][ T392] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 86.071919][ T392] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 86.082970][ T392] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 86.093782][ T392] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 86.104857][ T392] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 86.122053][ T392] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 86.130729][ T392] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 86.139767][ T392] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 86.148573][ T392] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 86.158709][ T392] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 86.170701][ T4472] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 86.277709][ T392] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 86.286007][ T392] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 86.302144][ T4472] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 86.325994][ T392] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 86.335546][ T392] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 86.358389][ T392] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 86.368553][ T392] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 86.380201][ T4472] device veth0_vlan entered promiscuous mode [ 86.393848][ T392] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 86.402771][ T392] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 86.412134][ T4472] device veth1_vlan entered promiscuous mode [ 86.435913][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 86.445765][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 86.455768][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 86.466940][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 86.479521][ T4472] device veth0_macvtap entered promiscuous mode [ 86.491495][ T4472] device veth1_macvtap entered promiscuous mode [ 86.512890][ T4472] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 86.521559][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 86.532039][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 86.541523][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 86.551828][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 86.568734][ T4472] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 86.577073][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 86.587751][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 86.601061][ T4472] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.610885][ T4472] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.620063][ T4472] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.628886][ T4472] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.703350][ T144] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 86.718171][ T144] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 86.733184][ T392] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 86.752141][ T392] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 86.762685][ T392] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 86.775966][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 86.820528][ T4167] Bluetooth: hci0: command 0x0409 tx timeout [ 86.941621][ T4565] [ 86.944014][ T4565] ====================================================== [ 86.951038][ T4565] WARNING: possible circular locking dependency detected [ 86.958146][ T4565] 5.15.180-syzkaller #0 Not tainted [ 86.963353][ T4565] ------------------------------------------------------ [ 86.970370][ T4565] syz-executor.0/4565 is trying to acquire lock: [ 86.976701][ T4565] ffff8880178a83f0 (&sb->s_type->i_mutex_key#9){++++}-{3:3}, at: ext4_bmap+0x4b/0x410 [ 86.986403][ T4565] [ 86.986403][ T4565] but task is already holding lock: [ 86.993859][ T4565] ffff88814cc7c3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: jbd2_journal_flush+0x31c/0xc90 [ 87.004504][ T4565] [ 87.004504][ T4565] which lock already depends on the new lock. [ 87.004504][ T4565] [ 87.014915][ T4565] [ 87.014915][ T4565] the existing dependency chain (in reverse order) is: [ 87.023938][ T4565] [ 87.023938][ T4565] -> #4 (&journal->j_checkpoint_mutex){+.+.}-{3:3}: [ 87.032732][ T4565] lock_acquire+0x1db/0x4f0 [ 87.037773][ T4565] __mutex_lock_common+0x1da/0x25a0 [ 87.043527][ T4565] mutex_lock_io_nested+0x45/0x60 [ 87.049092][ T4565] jbd2_journal_flush+0x290/0xc90 [ 87.054666][ T4565] ext4_ioctl+0x3249/0x5b80 [ 87.059707][ T4565] __se_sys_ioctl+0xf1/0x160 [ 87.064837][ T4565] do_syscall_64+0x3b/0xb0 [ 87.070229][ T4565] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 87.076838][ T4565] [ 87.076838][ T4565] -> #3 (&journal->j_barrier){+.+.}-{3:3}: [ 87.084856][ T4565] lock_acquire+0x1db/0x4f0 [ 87.089911][ T4565] __mutex_lock_common+0x1da/0x25a0 [ 87.095652][ T4565] mutex_lock_nested+0x17/0x20 [ 87.100956][ T4565] jbd2_journal_lock_updates+0x2aa/0x370 [ 87.107130][ T4565] ext4_change_inode_journal_flag+0x1a8/0x6e0 [ 87.113740][ T4565] ext4_fileattr_set+0xdf4/0x1750 [ 87.119314][ T4565] vfs_fileattr_set+0x8f3/0xd30 [ 87.124718][ T4565] do_vfs_ioctl+0x1d85/0x2b70 [ 87.130251][ T4565] __se_sys_ioctl+0x81/0x160 [ 87.135478][ T4565] do_syscall_64+0x3b/0xb0 [ 87.140437][ T4565] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 87.147085][ T4565] [ 87.147085][ T4565] -> #2 (&sbi->s_writepages_rwsem){++++}-{0:0}: [ 87.155639][ T4565] lock_acquire+0x1db/0x4f0 [ 87.160684][ T4565] percpu_down_write+0x52/0x2d0 [ 87.166180][ T4565] ext4_change_inode_journal_flag+0x1a0/0x6e0 [ 87.172787][ T4565] ext4_fileattr_set+0xdf4/0x1750 [ 87.178353][ T4565] vfs_fileattr_set+0x8f3/0xd30 [ 87.183748][ T4565] do_vfs_ioctl+0x1d85/0x2b70 [ 87.188999][ T4565] __se_sys_ioctl+0x81/0x160 [ 87.194128][ T4565] do_syscall_64+0x3b/0xb0 [ 87.199081][ T4565] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 87.205513][ T4565] [ 87.205513][ T4565] -> #1 (mapping.invalidate_lock){++++}-{3:3}: [ 87.214489][ T4565] lock_acquire+0x1db/0x4f0 [ 87.219639][ T4565] down_write+0x38/0x60 [ 87.224861][ T4565] ext4_setattr+0xd6c/0x1990 [ 87.230007][ T4565] notify_change+0xc6d/0xf50 [ 87.235136][ T4565] do_truncate+0x21c/0x300 [ 87.240093][ T4565] do_sys_ftruncate+0x2eb/0x390 [ 87.245599][ T4565] do_syscall_64+0x3b/0xb0 [ 87.250555][ T4565] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 87.256992][ T4565] [ 87.256992][ T4565] -> #0 (&sb->s_type->i_mutex_key#9){++++}-{3:3}: [ 87.265619][ T4565] validate_chain+0x1649/0x5930 [ 87.271015][ T4565] __lock_acquire+0x1295/0x1ff0 [ 87.276535][ T4565] lock_acquire+0x1db/0x4f0 [ 87.281581][ T4565] down_read+0x45/0x2e0 [ 87.286288][ T4565] ext4_bmap+0x4b/0x410 [ 87.290995][ T4565] bmap+0xa1/0xd0 [ 87.295173][ T4565] jbd2_journal_flush+0x7a2/0xc90 [ 87.300855][ T4565] ext4_ioctl+0x3249/0x5b80 [ 87.305956][ T4565] __se_sys_ioctl+0xf1/0x160 [ 87.311097][ T4565] do_syscall_64+0x3b/0xb0 [ 87.316060][ T4565] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 87.322495][ T4565] [ 87.322495][ T4565] other info that might help us debug this: [ 87.322495][ T4565] [ 87.332824][ T4565] Chain exists of: [ 87.332824][ T4565] &sb->s_type->i_mutex_key#9 --> &journal->j_barrier --> &journal->j_checkpoint_mutex [ 87.332824][ T4565] [ 87.348563][ T4565] Possible unsafe locking scenario: [ 87.348563][ T4565] [ 87.356250][ T4565] CPU0 CPU1 [ 87.361848][ T4565] ---- ---- [ 87.367276][ T4565] lock(&journal->j_checkpoint_mutex); [ 87.372840][ T4565] lock(&journal->j_barrier); [ 87.380363][ T4565] lock(&journal->j_checkpoint_mutex); [ 87.388447][ T4565] lock(&sb->s_type->i_mutex_key#9); [ 87.393845][ T4565] [ 87.393845][ T4565] *** DEADLOCK *** [ 87.393845][ T4565] [ 87.402090][ T4565] 2 locks held by syz-executor.0/4565: [ 87.407557][ T4565] #0: ffff88814cc7c170 (&journal->j_barrier){+.+.}-{3:3}, at: jbd2_journal_lock_updates+0x2aa/0x370 [ 87.418585][ T4565] #1: ffff88814cc7c3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: jbd2_journal_flush+0x31c/0xc90 [ 87.429668][ T4565] [ 87.429668][ T4565] stack backtrace: [ 87.435579][ T4565] CPU: 1 PID: 4565 Comm: syz-executor.0 Not tainted 5.15.180-syzkaller #0 [ 87.444098][ T4565] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 87.454266][ T4565] Call Trace: [ 87.457611][ T4565] [ 87.460587][ T4565] dump_stack_lvl+0x1e3/0x2d0 [ 87.465378][ T4565] ? io_uring_drop_tctx_refs+0x1a0/0x1a0 [ 87.471069][ T4565] ? print_circular_bug+0x12b/0x1a0 [ 87.476299][ T4565] check_noncircular+0x2f8/0x3b0 [ 87.481349][ T4565] ? add_chain_block+0x850/0x850 [ 87.486401][ T4565] ? lockdep_lock+0x11f/0x2a0 [ 87.491099][ T4565] ? do_raw_spin_unlock+0x137/0x8b0 [ 87.496441][ T4565] validate_chain+0x1649/0x5930 [ 87.501314][ T4565] ? finish_lock_switch+0x8f/0x100 [ 87.506456][ T4565] ? reacquire_held_locks+0x660/0x660 [ 87.511855][ T4565] ? mark_lock+0x98/0x340 [ 87.516203][ T4565] ? reacquire_held_locks+0x660/0x660 [ 87.521650][ T4565] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 87.527652][ T4565] ? release_firmware_map_entry+0x190/0x190 [ 87.533570][ T4565] ? do_raw_spin_unlock+0x137/0x8b0 [ 87.538798][ T4565] ? mark_lock+0x98/0x340 [ 87.543172][ T4565] ? schedule+0x132/0x1f0 [ 87.547566][ T4565] __lock_acquire+0x1295/0x1ff0 [ 87.552444][ T4565] lock_acquire+0x1db/0x4f0 [ 87.556965][ T4565] ? ext4_bmap+0x4b/0x410 [ 87.561744][ T4565] ? read_lock_is_recursive+0x10/0x10 [ 87.567233][ T4565] ? __might_sleep+0xc0/0xc0 [ 87.571863][ T4565] ? ext4_journalled_write_end+0xee0/0xee0 [ 87.577686][ T4565] down_read+0x45/0x2e0 [ 87.581860][ T4565] ? ext4_bmap+0x4b/0x410 [ 87.586209][ T4565] ? ext4_journalled_write_end+0xee0/0xee0 [ 87.592051][ T4565] ext4_bmap+0x4b/0x410 [ 87.596228][ T4565] ? ext4_journalled_write_end+0xee0/0xee0 [ 87.602049][ T4565] bmap+0xa1/0xd0 [ 87.605705][ T4565] jbd2_journal_flush+0x7a2/0xc90 [ 87.610765][ T4565] ? __bpf_trace_jbd2_shrink_checkpoint_list+0x50/0x50 [ 87.617641][ T4565] ? bpf_lsm_capable+0x5/0x10 [ 87.622345][ T4565] ? security_capable+0x86/0xb0 [ 87.627222][ T4565] ext4_ioctl+0x3249/0x5b80 [ 87.631752][ T4565] ? do_vfs_ioctl+0x1b66/0x2b70 [ 87.636626][ T4565] ? ext4_fileattr_set+0x1750/0x1750 [ 87.642030][ T4565] ? __x64_compat_sys_ioctl+0x80/0x80 [ 87.647425][ T4565] ? __lock_acquire+0x1ff0/0x1ff0 [ 87.652471][ T4565] ? slab_free_freelist_hook+0xdd/0x160 [ 87.658039][ T4565] ? tomoyo_path_number_perm+0x648/0x810 [ 87.663780][ T4565] ? kfree+0xf1/0x270 [ 87.667823][ T4565] ? tomoyo_path_number_perm+0x6ab/0x810 [ 87.673582][ T4565] ? tomoyo_check_path_acl+0x1c0/0x1c0 [ 87.679085][ T4565] ? __fget_files+0x413/0x480 [ 87.683788][ T4565] ? bpf_lsm_file_ioctl+0x5/0x10 [ 87.688749][ T4565] ? security_file_ioctl+0x7d/0xa0 [ 87.693883][ T4565] ? ext4_fileattr_set+0x1750/0x1750 [ 87.699230][ T4565] __se_sys_ioctl+0xf1/0x160 [ 87.703847][ T4565] do_syscall_64+0x3b/0xb0 [ 87.708325][ T4565] ? clear_bhb_loop+0x15/0x70 [ 87.713033][ T4565] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 87.719036][ T4565] RIP: 0033:0x7f139543dea9 [ 87.723471][ T4565] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 87.743128][ T4565] RSP: 002b:00007f13947be0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 87.751575][ T4565] RAX: ffffffffffffffda RBX: 00007f139556bf80 RCX: 00007f139543dea9 [ 87.759653][ T4565] RDX: 0000000020000000 RSI: 000000004004662b RDI: 0000000000000005 [ 87.768162][ T4565] RBP: 00007f139548a4a4 R08: 0000000000000000 R09: 0000000000000000 [ 87.776156][ T4565] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 87.784149][ T4565] R13: 000000000000000b R14: 00007f139556bf80 R15: 00007fffc2d57bf8 [ 87.792154][ T4565] [ 88.899530][ T2235] Bluetooth: hci0: command 0x041b tx timeout 2025/04/14 15:35:39 executed programs: 29 [ 90.989423][ T4194] Bluetooth: hci0: command 0x040f tx timeout [ 93.059297][ T2235] Bluetooth: hci0: command 0x0419 tx timeout 2025/04/14 15:35:44 executed programs: 126