[ 44.604932][ T40] team0 (unregistering): Port device team_slave_1 removed [ 44.610710][ T40] team0 (unregistering): Port device team_slave_0 removed [ 44.616883][ T40] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 44.623428][ T40] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 44.664487][ T40] bond0 (unregistering): Released all slaves [ 44.955905][ T6163] can: request_module (can-proto-0) failed. [ 45.024165][ T6163] can: request_module (can-proto-0) failed. [ 45.038535][ T6163] can: request_module (can-proto-0) failed. [ 45.370727][ T6163] UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list [ 45.608900][ T6163] UDPLite: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list Warning: Permanently added '10.128.0.131' (ED25519) to the list of known hosts. 1970/01/01 00:01:05 ignoring optional flag "sandboxArg"="0" 1970/01/01 00:01:06 parsed 1 programs [ 66.196083][ T6516] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SS 1970/01/01 00:01:06 executed programs: 0 [ 66.232429][ T6174] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 66.234446][ T6174] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 66.236546][ T6174] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 66.238972][ T6174] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 66.241446][ T6174] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 66.243615][ T6174] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 66.308962][ T6523] chnl_net:caif_netlink_parms(): no params data found [ 66.336455][ T6523] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.337950][ T6523] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.339996][ T6523] bridge_slave_0: entered allmulticast mode [ 66.341787][ T6523] bridge_slave_0: entered promiscuous mode [ 66.344740][ T6523] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.346369][ T6523] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.347941][ T6523] bridge_slave_1: entered allmulticast mode [ 66.350386][ T6523] bridge_slave_1: entered promiscuous mode [ 66.362919][ T6523] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.366402][ T6523] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.377846][ T6523] team0: Port device team_slave_0 added [ 66.381648][ T6523] team0: Port device team_slave_1 added [ 66.391428][ T6523] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 66.392989][ T6523] 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. [ 66.398606][ T6523] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 66.402509][ T6523] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 66.404102][ T6523] 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. [ 66.410535][ T6523] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 66.480907][ T6523] hsr_slave_0: entered promiscuous mode [ 66.529718][ T6523] hsr_slave_1: entered promiscuous mode [ 67.141579][ T6523] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 67.191125][ T6523] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 67.231369][ T6523] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 67.261478][ T6523] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 67.340195][ T6523] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.342109][ T6523] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.343922][ T6523] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.345526][ T6523] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.367544][ T6168] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.370563][ T6168] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.378948][ T6523] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.386925][ T6523] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.391869][ T2173] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.393600][ T2173] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.408408][ T6523] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 67.411600][ T6523] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 67.415145][ T2173] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.416754][ T2173] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.489709][ T6523] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 67.508248][ T6523] veth0_vlan: entered promiscuous mode [ 67.512648][ T6523] veth1_vlan: entered promiscuous mode [ 67.529070][ T6523] veth0_macvtap: entered promiscuous mode [ 67.535291][ T6523] veth1_macvtap: entered promiscuous mode [ 67.543951][ T6523] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 67.549245][ T6523] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 67.554715][ T6523] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.556818][ T6523] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.558864][ T6523] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.561860][ T6523] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.596644][ T41] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 67.598381][ T41] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 67.612247][ T41] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 67.614089][ T41] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 67.677420][ C0] TCP: request_sock_TCP: Possible SYN flooding on port 0.0.0.0:47016. Sending cookies. [ 67.687210][ T6616] [ 67.687737][ T6616] ====================================================== [ 67.689342][ T6616] WARNING: possible circular locking dependency detected [ 67.690916][ T6616] 6.8.0-rc7-syzkaller-00135-g707081b61156 #0 Not tainted [ 67.692516][ T6616] ------------------------------------------------------ [ 67.694142][ T6616] syz-executor.0/6616 is trying to acquire lock: [ 67.695586][ T6616] ffff0000c86093f8 ((work_completion)(&new_smc->smc_listen_work)){+.+.}-{0:0}, at: __flush_work+0xd0/0x1c0 [ 67.698215][ T6616] [ 67.698215][ T6616] but task is already holding lock: [ 67.699961][ T6616] ffff0000c8608130 (sk_lock-AF_SMC/1){+.+.}-{0:0}, at: smc_release+0x1e8/0x528 [ 67.702060][ T6616] [ 67.702060][ T6616] which lock already depends on the new lock. [ 67.702060][ T6616] [ 67.704442][ T6616] [ 67.704442][ T6616] the existing dependency chain (in reverse order) is: [ 67.706367][ T6616] [ 67.706367][ T6616] -> #1 (sk_lock-AF_SMC/1){+.+.}-{0:0}: [ 67.708136][ T6616] lock_sock_nested+0x5c/0x11c [ 67.709333][ T6616] smc_listen_out+0x10c/0x3bc [ 67.710590][ T6616] smc_listen_work+0x1e4/0xfcc [ 67.711755][ T6616] process_one_work+0x694/0x1204 [ 67.712935][ T6616] worker_thread+0x938/0xef4 [ 67.714052][ T6616] kthread+0x288/0x310 [ 67.715137][ T6616] ret_from_fork+0x10/0x20 [ 67.716341][ T6616] [ 67.716341][ T6616] -> #0 ((work_completion)(&new_smc->smc_listen_work)){+.+.}-{0:0}: [ 67.718646][ T6616] __lock_acquire+0x3384/0x763c [ 67.719819][ T6616] lock_acquire+0x23c/0x71c [ 67.720931][ T6616] __flush_work+0xf8/0x1c0 [ 67.722003][ T6616] __cancel_work_timer+0x3e4/0x540 [ 67.723214][ T6616] cancel_work_sync+0x24/0x38 [ 67.724364][ T6616] smc_clcsock_release+0x64/0xec [ 67.725642][ T6616] __smc_release+0x55c/0x700 [ 67.726743][ T6616] smc_close_non_accepted+0xd8/0x260 [ 67.727957][ T6616] smc_close_active+0x9bc/0xd20 [ 67.729063][ T6616] __smc_release+0xa0/0x700 [ 67.730206][ T6616] smc_release+0x260/0x528 [ 67.731272][ T6616] sock_close+0xa4/0x1e8 [ 67.732290][ T6616] __fput+0x30c/0x738 [ 67.733272][ T6616] __fput_sync+0x60/0x9c [ 67.734369][ T6616] __arm64_sys_close+0x150/0x1e0 [ 67.735650][ T6616] invoke_syscall+0x98/0x2b8 [ 67.736759][ T6616] el0_svc_common+0x130/0x23c [ 67.737895][ T6616] do_el0_svc+0x48/0x58 [ 67.738967][ T6616] el0_svc+0x54/0x168 [ 67.739972][ T6616] el0t_64_sync_handler+0x84/0xfc [ 67.741243][ T6616] el0t_64_sync+0x190/0x194 [ 67.742399][ T6616] [ 67.742399][ T6616] other info that might help us debug this: [ 67.742399][ T6616] [ 67.744741][ T6616] Possible unsafe locking scenario: [ 67.744741][ T6616] [ 67.746395][ T6616] CPU0 CPU1 [ 67.747625][ T6616] ---- ---- [ 67.748802][ T6616] lock(sk_lock-AF_SMC/1); [ 67.749785][ T6616] lock((work_completion)(&new_smc->smc_listen_work)); [ 67.751849][ T6616] lock(sk_lock-AF_SMC/1); [ 67.753433][ T6616] lock((work_completion)(&new_smc->smc_listen_work)); [ 67.754912][ T6616] [ 67.754912][ T6616] *** DEADLOCK *** [ 67.754912][ T6616] [ 67.756703][ T6616] 2 locks held by syz-executor.0/6616: [ 67.757845][ T6616] #0: ffff0000def4be10 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: sock_close+0x80/0x1e8 [ 67.760227][ T6616] #1: ffff0000c8608130 (sk_lock-AF_SMC/1){+.+.}-{0:0}, at: smc_release+0x1e8/0x528 [ 67.762180][ T6616] [ 67.762180][ T6616] stack backtrace: [ 67.763500][ T6616] CPU: 0 PID: 6616 Comm: syz-executor.0 Not tainted 6.8.0-rc7-syzkaller-00135-g707081b61156 #0 [ 67.765706][ T6616] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 [ 67.767893][ T6616] Call trace: [ 67.768601][ T6616] dump_backtrace+0x1b8/0x1e4 [ 67.769662][ T6616] show_stack+0x2c/0x3c [ 67.770607][ T6616] dump_stack_lvl+0xd0/0x124 [ 67.771643][ T6616] dump_stack+0x1c/0x28 [ 67.772588][ T6616] print_circular_bug+0x150/0x1b8 [ 67.773623][ T6616] check_noncircular+0x310/0x404 [ 67.774788][ T6616] __lock_acquire+0x3384/0x763c [ 67.775875][ T6616] lock_acquire+0x23c/0x71c [ 67.776906][ T6616] __flush_work+0xf8/0x1c0 [ 67.777900][ T6616] __cancel_work_timer+0x3e4/0x540 [ 67.779036][ T6616] cancel_work_sync+0x24/0x38 [ 67.780114][ T6616] smc_clcsock_release+0x64/0xec [ 67.781254][ T6616] __smc_release+0x55c/0x700 [ 67.782327][ T6616] smc_close_non_accepted+0xd8/0x260 [ 67.783432][ T6616] smc_close_active+0x9bc/0xd20 [ 67.784518][ T6616] __smc_release+0xa0/0x700 [ 67.785494][ T6616] smc_release+0x260/0x528 [ 67.786458][ T6616] sock_close+0xa4/0x1e8 [ 67.787448][ T6616] __fput+0x30c/0x738 [ 67.788326][ T6616] __fput_sync+0x60/0x9c [ 67.789212][ T6616] __arm64_sys_close+0x150/0x1e0 [ 67.790306][ T6616] invoke_syscall+0x98/0x2b8 [ 67.791370][ T6616] el0_svc_common+0x130/0x23c [ 67.792381][ T6616] do_el0_svc+0x48/0x58 [ 67.793340][ T6616] el0_svc+0x54/0x168 [ 67.794191][ T6616] el0t_64_sync_handler+0x84/0xfc [ 67.795315][ T6616] el0t_64_sync+0x190/0x194 [ 67.808917][ C0] TCP: request_sock_TCP: Possible SYN flooding on port 0.0.0.0:60519. Sending cookies. [ 67.828154][ C1] TCP: request_sock_TCP: Possible SYN flooding on port 0.0.0.0:53412. Sending cookies. [ 67.847357][ C1] TCP: request_sock_TCP: Possible SYN flooding on port 0.0.0.0:49017. Sending cookies. [ 67.867241][ C1] TCP: request_sock_TCP: Possible SYN flooding on port 0.0.0.0:56006. Sending cookies. [ 67.890423][ C0] TCP: request_sock_TCP: Possible SYN flooding on port 0.0.0.0:45243. Sending cookies. [ 67.901139][ C0] TCP: request_sock_TCP: Possible SYN flooding on port 0.0.0.0:56567. Sending cookies. [ 67.923332][ C0] TCP: request_sock_TCP: Possible SYN flooding on port 0.0.0.0:42172. Sending cookies. [ 67.936356][ C0] TCP: request_sock_TCP: Possible SYN flooding on port 0.0.0.0:58032. Sending cookies. [ 67.947757][ C1] TCP: request_sock_TCP: Possible SYN flooding on port 0.0.0.0:47158. Sending cookies. [ 68.319700][ T6174] Bluetooth: hci0: command 0x0409 tx timeout [ 69.609621][ T1692] cfg80211: failed to load regulatory.db [ 70.409422][ T6174] Bluetooth: hci0: command 0x041b tx timeout 1970/01/01 00:01:11 executed programs: 355 [ 72.479460][ T6174] Bluetooth: hci0: command 0x040f tx timeout [ 72.681716][ C0] net_ratelimit: 523 callbacks suppressed [ 72.681729][ C0] TCP: request_sock_TCP: Possible SYN flooding on port 0.0.0.0:34683. Sending cookies. [ 72.693694][ C1] TCP: request_sock_TCP: Possible SYN flooding on port 0.0.0.0:52356. Sending cookies. [ 72.705866][ C0] TCP: request_sock_TCP: Possible SYN flooding on port 0.0.0.0:56693. Sending cookies. [ 72.715972][ C0] TCP: request_sock_TCP: Possible SYN flooding on port 0.0.0.0:59564. Sending cookies. [ 72.726538][ C1] TCP: request_sock_TCP: Possible SYN flooding on port 0.0.0.0:48469. Sending cookies. [ 72.737221][ C1] TCP: request_sock_TCP: Possible SYN flooding on port 0.0.0.0:60819. Sending cookies. [ 72.747600][ C0] TCP: request_sock_TCP: Possible SYN flooding on port 0.0.0.0:35569. Sending cookies. [ 72.757927][ C0] TCP: request_sock_TCP: Possible SYN flooding on port 0.0.0.0:49387. Sending cookies. [ 72.768328][ C0] TCP: request_sock_TCP: Possible SYN flooding on port 0.0.0.0:59583. Sending cookies. [ 72.779566][ C1] TCP: request_sock_TCP: Possible SYN flooding on port 0.0.0.0:51373. Sending cookies. [ 74.559419][ T6174] Bluetooth: hci0: command 0x0419 tx timeout 1970/01/01 00:01:16 executed programs: 970 [ 77.690276][ C0] net_ratelimit: 592 callbacks suppressed