[ 82.212716][ T782] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.1.156' (ED25519) to the list of known hosts. 2024/04/08 03:09:12 parsed 1 programs 2024/04/08 03:09:12 executed programs: 0 [ 84.462669][ T4481] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 84.471768][ T4481] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 84.480354][ T4481] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 84.488604][ T4481] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 84.497275][ T4481] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 84.505032][ T4481] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 84.613551][ T5153] chnl_net:caif_netlink_parms(): no params data found [ 84.676146][ T5153] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.685466][ T5153] bridge0: port 1(bridge_slave_0) entered disabled state [ 84.693184][ T5153] bridge_slave_0: entered allmulticast mode [ 84.700023][ T5153] bridge_slave_0: entered promiscuous mode [ 84.710329][ T5153] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.717771][ T5153] bridge0: port 2(bridge_slave_1) entered disabled state [ 84.726016][ T5153] bridge_slave_1: entered allmulticast mode [ 84.733604][ T5153] bridge_slave_1: entered promiscuous mode [ 84.763183][ T5153] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 84.775381][ T5153] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 84.806098][ T5153] team0: Port device team_slave_0 added [ 84.814008][ T5153] team0: Port device team_slave_1 added [ 84.838615][ T5153] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 84.846641][ T5153] 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. [ 84.874236][ T5153] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 84.888214][ T5153] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 84.895526][ T5153] 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. [ 84.922973][ T5153] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 84.956407][ T5153] hsr_slave_0: entered promiscuous mode [ 84.963350][ T5153] hsr_slave_1: entered promiscuous mode [ 85.078935][ T5153] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 85.091404][ T5153] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 85.102395][ T5153] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 85.112895][ T5153] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 85.141534][ T5153] bridge0: port 2(bridge_slave_1) entered blocking state [ 85.149055][ T5153] bridge0: port 2(bridge_slave_1) entered forwarding state [ 85.157707][ T5153] bridge0: port 1(bridge_slave_0) entered blocking state [ 85.165212][ T5153] bridge0: port 1(bridge_slave_0) entered forwarding state [ 85.226627][ T5153] 8021q: adding VLAN 0 to HW filter on device bond0 [ 85.245856][ T44] bridge0: port 1(bridge_slave_0) entered disabled state [ 85.255065][ T44] bridge0: port 2(bridge_slave_1) entered disabled state [ 85.275077][ T5153] 8021q: adding VLAN 0 to HW filter on device team0 [ 85.290025][ T4865] bridge0: port 1(bridge_slave_0) entered blocking state [ 85.297582][ T4865] bridge0: port 1(bridge_slave_0) entered forwarding state [ 85.311385][ T44] bridge0: port 2(bridge_slave_1) entered blocking state [ 85.318678][ T44] bridge0: port 2(bridge_slave_1) entered forwarding state [ 85.358387][ T5153] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 85.394617][ T5153] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 85.551727][ T5153] veth0_vlan: entered promiscuous mode [ 85.565235][ T5153] veth1_vlan: entered promiscuous mode [ 85.595307][ T5153] veth0_macvtap: entered promiscuous mode [ 85.605633][ T5153] veth1_macvtap: entered promiscuous mode [ 85.624465][ T5153] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 85.639426][ T5153] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 85.657037][ T5153] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.666355][ T5153] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.676958][ T5153] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.686180][ T5153] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.901552][ T5170] nbd0: detected capacity change from 0 to 2158 [ 86.531763][ T52] Bluetooth: hci0: command tx timeout [ 86.572777][ T4481] block nbd0: Receive control failed (result -104) [ 86.573191][ T5171] block nbd0: shutting down sockets [ 86.586212][ C0] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 86.596089][ C0] Buffer I/O error on dev nbd0, logical block 0, async page read [ 86.604047][ T5141] ldm_validate_partition_table(): Disk read failed. [ 86.611437][ T5141] Dev nbd0: unable to read RDB block 0 [ 86.620749][ T5141] nbd0: unable to read partition table [ 86.626573][ T5141] nbd0: partition table beyond EOD, truncated [ 86.782958][ T5175] nbd0: detected capacity change from 0 to 2158 [ 87.458103][ T4481] block nbd0: Receive control failed (result -104) [ 88.611630][ T4481] Bluetooth: hci0: command tx timeout [ 90.690708][ T4481] Bluetooth: hci0: command tx timeout [ 92.771153][ T4481] Bluetooth: hci0: command tx timeout [ 117.413796][ T97] block nbd0: Possible stuck request ffff888020370000: control (read@0,4096B). Runtime 30 seconds [ 147.303262][ T4535] udevd[4535]: worker [5141] /devices/virtual/block/nbd0 is taking a long time [ 147.491460][ T56] block nbd0: Possible stuck request ffff888020370000: control (read@0,4096B). Runtime 60 seconds [ 177.571925][ T97] block nbd0: Possible stuck request ffff888020370000: control (read@0,4096B). Runtime 90 seconds [ 207.170497][ T4481] Bluetooth: hci0: command 0x0406 tx timeout [ 207.653124][ T97] block nbd0: Possible stuck request ffff888020370000: control (read@0,4096B). Runtime 120 seconds [ 237.741546][ T97] block nbd0: Possible stuck request ffff888020370000: control (read@0,4096B). Runtime 150 seconds [ 267.307694][ T4535] udevd[4535]: worker [5141] /devices/virtual/block/nbd0 timeout; kill it [ 267.317724][ T4535] udevd[4535]: seq 8042 '/devices/virtual/block/nbd0' killed [ 267.321634][ T5141] ldm_validate_partition_table(): Disk read failed. [ 267.332157][ T5141] Dev nbd0: unable to read RDB block 0 [ 267.337664][ T5141] nbd0: unable to read partition table [ 267.343653][ T5141] nbd0: partition table beyond EOD, truncated 2024/04/08 03:12:16 executed programs: 2 2024/04/08 03:12:16 result: hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe [ 267.595251][ T5153] syz-executor.0 (5153) used greatest stack depth: 17680 bytes left [ 267.811164][ T56] block nbd0: Possible stuck request ffff888020370000: control (read@0,4096B). Runtime 180 seconds [ 268.699878][ T4481] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 268.708232][ T4481] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 268.717085][ T4481] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 268.725427][ T4481] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 268.733657][ T4481] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 268.741118][ T4481] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 268.841711][ T5190] chnl_net:caif_netlink_parms(): no params data found [ 268.897239][ T5190] bridge0: port 1(bridge_slave_0) entered blocking state [ 268.906253][ T5190] bridge0: port 1(bridge_slave_0) entered disabled state [ 268.914989][ T5190] bridge_slave_0: entered allmulticast mode [ 268.922195][ T5190] bridge_slave_0: entered promiscuous mode [ 268.930423][ T5190] bridge0: port 2(bridge_slave_1) entered blocking state [ 268.937777][ T5190] bridge0: port 2(bridge_slave_1) entered disabled state [ 268.945410][ T5190] bridge_slave_1: entered allmulticast mode [ 268.952427][ T5190] bridge_slave_1: entered promiscuous mode [ 268.979371][ T5190] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 268.991324][ T5190] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 269.022006][ T5190] team0: Port device team_slave_0 added [ 269.031028][ T5190] team0: Port device team_slave_1 added [ 269.054593][ T5190] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 269.062172][ T5190] 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. [ 269.088820][ T5190] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 269.102439][ T5190] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 269.109497][ T5190] 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. [ 269.136407][ T5190] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 269.167655][ T5190] hsr_slave_0: entered promiscuous mode [ 269.174278][ T5190] hsr_slave_1: entered promiscuous mode [ 269.183508][ T5190] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 269.191614][ T5190] Cannot create hsr debugfs directory [ 269.273249][ T5190] bridge0: port 2(bridge_slave_1) entered blocking state [ 269.281070][ T5190] bridge0: port 2(bridge_slave_1) entered forwarding state [ 269.288552][ T5190] bridge0: port 1(bridge_slave_0) entered blocking state [ 269.296352][ T5190] bridge0: port 1(bridge_slave_0) entered forwarding state [ 269.348352][ T5190] 8021q: adding VLAN 0 to HW filter on device bond0 [ 269.364825][ T1694] bridge0: port 1(bridge_slave_0) entered disabled state [ 269.374177][ T1694] bridge0: port 2(bridge_slave_1) entered disabled state [ 269.387843][ T5190] 8021q: adding VLAN 0 to HW filter on device team0 [ 269.401596][ T782] bridge0: port 1(bridge_slave_0) entered blocking state [ 269.409418][ T782] bridge0: port 1(bridge_slave_0) entered forwarding state [ 269.421627][ T5161] bridge0: port 2(bridge_slave_1) entered blocking state [ 269.429261][ T5161] bridge0: port 2(bridge_slave_1) entered forwarding state [ 269.467546][ T5190] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 269.499257][ T5190] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 269.765245][ T5190] veth0_vlan: entered promiscuous mode [ 269.776487][ T5190] veth1_vlan: entered promiscuous mode [ 269.802631][ T5190] veth0_macvtap: entered promiscuous mode [ 269.816365][ T5190] veth1_macvtap: entered promiscuous mode [ 269.835562][ T5190] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 269.846637][ T5190] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 269.858550][ T5190] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 269.871194][ T5190] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 269.882928][ T5190] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 269.895951][ T5190] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 270.770560][ T4481] Bluetooth: hci0: command tx timeout [ 272.850304][ T4481] Bluetooth: hci0: command tx timeout [ 274.930812][ T4481] Bluetooth: hci0: command tx timeout [ 277.010436][ T4481] Bluetooth: hci0: command tx timeout [ 297.901448][ T56] block nbd0: Possible stuck request ffff888020370000: control (read@0,4096B). Runtime 210 seconds [ 327.973306][ T97] block nbd0: Possible stuck request ffff888020370000: control (read@0,4096B). Runtime 240 seconds [ 358.050538][ T97] block nbd0: Possible stuck request ffff888020370000: control (read@0,4096B). Runtime 270 seconds [ 388.141504][ T97] block nbd0: Possible stuck request ffff888020370000: control (read@0,4096B). Runtime 300 seconds [ 391.490345][ T52] Bluetooth: hci0: command 0x0406 tx timeout [ 418.210570][ T97] block nbd0: Possible stuck request ffff888020370000: control (read@0,4096B). Runtime 330 seconds [ 430.370906][ T29] INFO: task udevd:5141 blocked for more than 143 seconds. [ 430.378326][ T29] Not tainted 6.9.0-rc2-next-20240405-syzkaller #0 [ 430.385601][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 430.394644][ T29] task:udevd state:D stack:24528 pid:5141 tgid:5141 ppid:4535 flags:0x00004006 [ 430.405265][ T29] Call Trace: [ 430.408596][ T29] [ 430.411738][ T29] __schedule+0x17e8/0x4a50 [ 430.416559][ T29] ? __pfx___schedule+0x10/0x10 [ 430.421823][ T29] ? __pfx_lock_release+0x10/0x10 [ 430.427157][ T29] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 430.433616][ T29] ? schedule+0x90/0x320 [ 430.437891][ T29] schedule+0x14b/0x320 [ 430.442385][ T29] io_schedule+0x8d/0x110 [ 430.446850][ T29] folio_wait_bit_common+0x882/0x12b0 [ 430.453165][ T29] ? __pfx_folio_wait_bit_common+0x10/0x10 [ 430.459315][ T29] ? __pfx_wake_page_function+0x10/0x10 [ 430.465003][ T29] ? find_lock_entries+0x1d1/0x1110 [ 430.471436][ T29] __filemap_get_folio+0xa3/0xbb0 [ 430.476518][ T29] truncate_inode_pages_range+0x57e/0xfc0 [ 430.482412][ T29] ? __pfx_truncate_inode_pages_range+0x10/0x10 [ 430.488720][ T29] ? __pfx___mutex_lock+0x10/0x10 [ 430.493862][ T29] ? __pfx_invalidate_bh_lru+0x10/0x10 [ 430.499650][ T29] ? __pfx_has_bh_in_lru+0x10/0x10 [ 430.505060][ T29] ? __pfx_invalidate_bh_lru+0x10/0x10 [ 430.510826][ T29] blkdev_flush_mapping+0x156/0x2b0 [ 430.516366][ T29] bdev_release+0x489/0x720 [ 430.521046][ T29] blkdev_release+0x15/0x20 [ 430.526087][ T29] ? __pfx_blkdev_release+0x10/0x10 [ 430.531635][ T29] __fput+0x406/0x8b0 [ 430.535979][ T29] task_work_run+0x24f/0x310 [ 430.540754][ T29] ? __pfx_task_work_run+0x10/0x10 [ 430.545902][ T29] ? switch_task_namespaces+0xe1/0x110 [ 430.551490][ T29] do_exit+0xa1b/0x27e0 [ 430.555802][ T29] ? __pfx_do_exit+0x10/0x10 [ 430.560570][ T29] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 430.566458][ T29] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 430.572540][ T29] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 430.578990][ T29] ? _raw_spin_lock_irq+0xdf/0x120 [ 430.584543][ T29] do_group_exit+0x207/0x2c0 [ 430.589228][ T29] ? _raw_spin_unlock_irq+0x23/0x50 [ 430.595505][ T29] ? lockdep_hardirqs_on+0x99/0x150 [ 430.601754][ T29] get_signal+0x16a1/0x1740 [ 430.606377][ T29] ? kasan_quarantine_put+0xdc/0x230 [ 430.611822][ T29] ? __pfx_get_signal+0x10/0x10 [ 430.616879][ T29] ? do_sys_openat2+0x17a/0x1d0 [ 430.621904][ T29] arch_do_signal_or_restart+0x96/0x860 [ 430.627620][ T29] ? __pfx_arch_do_signal_or_restart+0x10/0x10 [ 430.633935][ T29] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 430.639958][ T29] ? syscall_exit_to_user_mode+0xa3/0x360 [ 430.645898][ T29] syscall_exit_to_user_mode+0xc9/0x360 [ 430.651955][ T29] do_syscall_64+0x10a/0x240 [ 430.656734][ T29] entry_SYSCALL_64_after_hwframe+0x72/0x7a [ 430.662929][ T29] RIP: 0033:0x7f535ed759a4 [ 430.667563][ T29] RSP: 002b:00007ffda5140c30 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 430.676364][ T29] RAX: 0000000000000008 RBX: 000055ce0f258cb0 RCX: 00007f535ed759a4 [ 430.684948][ T29] RDX: 00000000000a0800 RSI: 000055ce0f247360 RDI: 00000000ffffff9c [ 430.693918][ T29] RBP: 000055ce0f247360 R08: 0000000000000001 R09: 00007f535ef020b0 [ 430.702371][ T29] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000000a0800 [ 430.710613][ T29] R13: 000055ce0f239b00 R14: 0000000000000001 R15: 000055ce0f230910 [ 430.718874][ T29] [ 430.722090][ T29] INFO: task syz-executor.0:5210 blocked for more than 143 seconds. [ 430.730578][ T29] Not tainted 6.9.0-rc2-next-20240405-syzkaller #0 [ 430.737614][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 430.746465][ T29] task:syz-executor.0 state:D stack:27352 pid:5210 tgid:5209 ppid:5190 flags:0x00000006 [ 430.757315][ T29] Call Trace: [ 430.760686][ T29] [ 430.763730][ T29] __schedule+0x17e8/0x4a50 [ 430.768375][ T29] ? __pfx___schedule+0x10/0x10 [ 430.773505][ T29] ? __pfx_lock_release+0x10/0x10 [ 430.779360][ T29] ? __mutex_trylock_common+0x92/0x2e0 [ 430.785072][ T29] ? schedule+0x90/0x320 [ 430.789349][ T29] schedule+0x14b/0x320 [ 430.793572][ T29] schedule_preempt_disabled+0x13/0x30 [ 430.799057][ T29] __mutex_lock+0x6a4/0xd70 [ 430.803903][ T29] ? __mutex_lock+0x527/0xd70 [ 430.809298][ T29] ? bdev_open+0xdd/0xcb0 [ 430.813856][ T29] ? __pfx___mutex_lock+0x10/0x10 [ 430.819350][ T29] ? __pfx___might_resched+0x10/0x10 [ 430.824995][ T29] ? disk_block_events+0xa9/0x120 [ 430.830418][ T29] ? bdev_open+0xa9/0xcb0 [ 430.834785][ T29] bdev_open+0xdd/0xcb0 [ 430.839063][ T29] blkdev_open+0x20d/0x2e0 [ 430.843558][ T29] ? __pfx_blkdev_open+0x10/0x10 [ 430.848526][ T29] do_dentry_open+0x907/0x15f0 [ 430.853562][ T29] path_openat+0x289f/0x3280 [ 430.858269][ T29] ? mark_lock+0x9a/0x350 [ 430.862771][ T29] ? mark_lock+0x9a/0x350 [ 430.867311][ T29] ? __pfx_path_openat+0x10/0x10 [ 430.872501][ T29] do_filp_open+0x235/0x490 [ 430.878092][ T29] ? __pfx_do_filp_open+0x10/0x10 [ 430.883684][ T29] ? _raw_spin_unlock+0x28/0x50 [ 430.889533][ T29] ? alloc_fd+0x59d/0x640 [ 430.894156][ T29] do_sys_openat2+0x13e/0x1d0 [ 430.899317][ T29] ? __pfx_do_sys_openat2+0x10/0x10 [ 430.905079][ T29] __x64_sys_openat+0x247/0x2a0 [ 430.910223][ T29] ? __pfx___x64_sys_openat+0x10/0x10 [ 430.915987][ T29] ? exc_page_fault+0x59e/0x900 [ 430.921348][ T29] ? do_syscall_64+0xb6/0x240 [ 430.926809][ T29] do_syscall_64+0xfb/0x240 [ 430.931811][ T29] entry_SYSCALL_64_after_hwframe+0x72/0x7a [ 430.938077][ T29] RIP: 0033:0x454000 [ 430.942376][ T29] RSP: 002b:00007f7468a47c10 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 430.951156][ T29] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000454000 [ 430.959485][ T29] RDX: 0000000000000000 RSI: 00007f7468a47cb0 RDI: 00000000ffffff9c [ 430.968003][ T29] RBP: 00007f7468a47cb0 R08: 0000000000000000 R09: 002364626e2f7665 [ 430.976435][ T29] R10: 0000000000000000 R11: 0000000000000293 R12: 000000000049f8fd [ 430.984858][ T29] R13: 000000000000000b R14: 000000000054cf00 R15: 00007fff550392e8 [ 430.993351][ T29] [ 430.996385][ T29] [ 430.996385][ T29] Showing all locks held in the system: [ 431.004599][ T29] 1 lock held by khungtaskd/29: [ 431.009641][ T29] #0: ffffffff8e334ea0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 [ 431.019764][ T29] 3 locks held by klogd/4524: [ 431.024541][ T29] #0: ffff8880b953e618 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2a/0x140 [ 431.034688][ T29] #1: ffff888026353058 (&ei->socket.wq.wait){..-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2a/0x140 [ 431.045712][ T29] #2: ffff88802f75e418 (&p->pi_lock){-.-.}-{2:2}, at: try_to_wake_up+0xb0/0x1470 [ 431.055473][ T29] 2 locks held by getty/4832: [ 431.060444][ T29] #0: ffff88802aab10a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 431.070592][ T29] #1: ffffc90002f062f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10 [ 431.080788][ T29] 1 lock held by udevd/5141: [ 431.085376][ T29] #0: ffff88802021c4c8 (&disk->open_mutex){+.+.}-{3:3}, at: bdev_release+0x1c8/0x720 [ 431.095388][ T29] 1 lock held by syz-executor.0/5210: [ 431.101251][ T29] #0: ffff88802021c4c8 (&disk->open_mutex){+.+.}-{3:3}, at: bdev_open+0xdd/0xcb0 [ 431.110605][ T29] [ 431.112949][ T29] ============================================= [ 431.112949][ T29] [ 431.121436][ T29] NMI backtrace for cpu 0 [ 431.125953][ T29] CPU: 0 PID: 29 Comm: khungtaskd Not tainted 6.9.0-rc2-next-20240405-syzkaller #0 [ 431.135434][ T29] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 431.145685][ T29] Call Trace: [ 431.149110][ T29] [ 431.152172][ T29] dump_stack_lvl+0x241/0x360 [ 431.156897][ T29] ? __pfx_dump_stack_lvl+0x10/0x10 [ 431.162290][ T29] ? __pfx__printk+0x10/0x10 [ 431.166904][ T29] ? vprintk_emit+0x631/0x770 [ 431.171766][ T29] ? __pfx_vprintk_emit+0x10/0x10 [ 431.176830][ T29] nmi_cpu_backtrace+0x49c/0x4d0 [ 431.181858][ T29] ? __pfx_nmi_cpu_backtrace+0x10/0x10 [ 431.187371][ T29] ? _printk+0xd5/0x120 [ 431.191541][ T29] ? __pfx__printk+0x10/0x10 [ 431.196318][ T29] ? __wake_up_klogd+0xcc/0x110 [ 431.201193][ T29] ? __pfx__printk+0x10/0x10 [ 431.205903][ T29] ? __rcu_read_unlock+0xa1/0x110 [ 431.210963][ T29] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10 [ 431.217166][ T29] nmi_trigger_cpumask_backtrace+0x198/0x320 [ 431.223437][ T29] watchdog+0xfde/0x1020 [ 431.227904][ T29] ? watchdog+0x1ea/0x1020 [ 431.232501][ T29] ? __pfx_watchdog+0x10/0x10 [ 431.237375][ T29] kthread+0x2f0/0x390 [ 431.241557][ T29] ? __pfx_watchdog+0x10/0x10 [ 431.246331][ T29] ? __pfx_kthread+0x10/0x10 [ 431.251074][ T29] ret_from_fork+0x4b/0x80 [ 431.255493][ T29] ? __pfx_kthread+0x10/0x10 [ 431.260260][ T29] ret_from_fork_asm+0x1a/0x30 [ 431.265056][ T29] [ 431.268240][ T29] Sending NMI from CPU 0 to CPUs 1: [ 431.273679][ C1] NMI backtrace for cpu 1 [ 431.273692][ C1] CPU: 1 PID: 4524 Comm: klogd Not tainted 6.9.0-rc2-next-20240405-syzkaller #0 [ 431.273709][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 431.273717][ C1] RIP: 0010:unwind_next_frame+0xb7/0x2a00 [ 431.273757][ C1] Code: 0f 85 6a 20 00 00 44 8b 75 00 31 ff 44 89 f6 e8 2f c1 54 00 44 89 b4 24 8c 00 00 00 45 85 f6 0f 84 8a 00 00 00 48 89 5c 24 50 01 00 00 00 e8 8f 81 24 00 4c 89 e9 4c 8d 6d 50 4c 89 e8 48 c1 [ 431.273769][ C1] RSP: 0018:ffffc9000397f208 EFLAGS: 00000202 [ 431.273784][ C1] RAX: 0000000000000000 RBX: ffffc9000397f318 RCX: ffff888076e13c00 [ 431.273796][ C1] RDX: ffff888076e13c00 RSI: 0000000000000001 RDI: 0000000000000000 [ 431.273806][ C1] RBP: ffffc9000397f2e0 R08: ffffffff8140d0c1 R09: ffffc9000397f3d0 [ 431.273818][ C1] R10: 0000000000000003 R11: ffffffff81816e70 R12: ffff888076e13c00 [ 431.273828][ C1] R13: dffffc0000000000 R14: 0000000000000001 R15: ffffffff81fa6968 [ 431.273840][ C1] FS: 00007f0b0d188380(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 [ 431.273853][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 431.273864][ C1] CR2: 00005572b9e757f0 CR3: 000000007c32e000 CR4: 00000000003506f0 [ 431.273879][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 431.273888][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 431.273899][ C1] Call Trace: [ 431.273904][ C1] [ 431.273911][ C1] ? nmi_cpu_backtrace+0x3c2/0x4d0 [ 431.273933][ C1] ? __pfx_lock_acquire+0x10/0x10 [ 431.273952][ C1] ? __pfx_nmi_cpu_backtrace+0x10/0x10 [ 431.273971][ C1] ? nmi_handle+0x2a/0x5a0 [ 431.273995][ C1] ? nmi_cpu_backtrace_handler+0xc/0x20 [ 431.274013][ C1] ? nmi_handle+0x14f/0x5a0 [ 431.274028][ C1] ? nmi_handle+0x2a/0x5a0 [ 431.274045][ C1] ? unwind_next_frame+0xb7/0x2a00 [ 431.274065][ C1] ? default_do_nmi+0x63/0x160 [ 431.274086][ C1] ? exc_nmi+0x123/0x1f0 [ 431.274106][ C1] ? end_repeat_nmi+0xf/0x53 [ 431.274187][ C1] ? __kasan_kmalloc+0x98/0xb0 [ 431.274224][ C1] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 431.274245][ C1] ? unwind_next_frame+0xa1/0x2a00 [ 431.274267][ C1] ? unwind_next_frame+0xb7/0x2a00 [ 431.274288][ C1] ? unwind_next_frame+0xb7/0x2a00 [ 431.274310][ C1] ? unwind_next_frame+0xb7/0x2a00 [ 431.274331][ C1] [ 431.274336][ C1] [ 431.274347][ C1] ? kasan_save_track+0x3f/0x80 [ 431.274365][ C1] ? __kasan_kmalloc+0x98/0xb0 [ 431.274385][ C1] ? __kernel_text_address+0xd/0x40 [ 431.274404][ C1] ? __kasan_kmalloc+0x98/0xb0 [ 431.274423][ C1] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 431.274439][ C1] arch_stack_walk+0x151/0x1b0 [ 431.274460][ C1] ? __kasan_kmalloc+0x98/0xb0 [ 431.274482][ C1] stack_trace_save+0x118/0x1d0 [ 431.274499][ C1] ? __pfx_stack_trace_save+0x10/0x10 [ 431.274514][ C1] ? stack_trace_save+0x118/0x1d0 [ 431.274530][ C1] ? mark_lock+0x9a/0x350 [ 431.274549][ C1] kasan_save_track+0x3f/0x80 [ 431.274568][ C1] ? kasan_save_track+0x3f/0x80 [ 431.274586][ C1] ? __kasan_kmalloc+0x98/0xb0 [ 431.274631][ C1] __kasan_kmalloc+0x98/0xb0 [ 431.274652][ C1] kmalloc_node_track_caller_noprof+0x22a/0x440 [ 431.274676][ C1] ? __alloc_skb+0x1f3/0x440 [ 431.274743][ C1] ? __alloc_skb+0x1f3/0x440 [ 431.274757][ C1] kmalloc_reserve+0x111/0x2a0 [ 431.274777][ C1] __alloc_skb+0x1f3/0x440 [ 431.274794][ C1] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 431.274817][ C1] ? __pfx___alloc_skb+0x10/0x10 [ 431.274853][ C1] alloc_skb_with_frags+0xc3/0x770 [ 431.274907][ C1] sock_alloc_send_pskb+0x91a/0xa60 [ 431.274970][ C1] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 431.274993][ C1] ? do_raw_spin_unlock+0x13c/0x8b0 [ 431.275018][ C1] unix_dgram_sendmsg+0x6d3/0x1f80 [ 431.275091][ C1] ? aa_sk_perm+0x967/0xab0 [ 431.275144][ C1] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 431.275161][ C1] ? aa_sock_msg_perm+0x91/0x160 [ 431.275204][ C1] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 431.275236][ C1] ? security_socket_sendmsg+0x87/0xb0 [ 431.275289][ C1] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 431.275303][ C1] __sock_sendmsg+0x221/0x270 [ 431.275342][ C1] __sys_sendto+0x3a4/0x4f0 [ 431.275363][ C1] ? __pfx___sys_sendto+0x10/0x10 [ 431.275393][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 431.275411][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 431.275431][ C1] __x64_sys_sendto+0xde/0x100 [ 431.275451][ C1] do_syscall_64+0xfb/0x240 [ 431.275471][ C1] entry_SYSCALL_64_after_hwframe+0x72/0x7a [ 431.275487][ C1] RIP: 0033:0x7f0b0d2ea9b5 [ 431.275502][ C1] Code: 8b 44 24 08 48 83 c4 28 48 98 c3 48 98 c3 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 26 45 31 c9 45 31 c0 b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 76 7a 48 8b 15 44 c4 0c 00 f7 d8 64 89 02 48 83 [ 431.275514][ C1] RSP: 002b:00007ffd070a61b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 431.275531][ C1] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0b0d2ea9b5 [ 431.275541][ C1] RDX: 000000000000004c RSI: 000055d15a88c2b0 RDI: 0000000000000003 [ 431.275552][ C1] RBP: 000055d15a887910 R08: 0000000000000000 R09: 0000000000000000 [ 431.275561][ C1] R10: 0000000000004000 R11: 0000000000000246 R12: 0000000000000013 [ 431.275571][ C1] R13: 00007f0b0d478212 R14: 00007ffd070a62b8 R15: 0000000000000000 [ 431.275590][ C1] [ 431.275846][ T29] Kernel panic - not syncing: hung_task: blocked tasks [ 431.813263][ T29] CPU: 0 PID: 29 Comm: khungtaskd Not tainted 6.9.0-rc2-next-20240405-syzkaller #0 [ 431.822658][ T29] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 431.832800][ T29] Call Trace: [ 431.836093][ T29] [ 431.839079][ T29] dump_stack_lvl+0x241/0x360 [ 431.844383][ T29] ? __pfx_dump_stack_lvl+0x10/0x10 [ 431.849867][ T29] ? __pfx__printk+0x10/0x10 [ 431.854642][ T29] ? vscnprintf+0x5d/0x90 [ 431.859052][ T29] panic+0x349/0x860 [ 431.863054][ T29] ? nmi_trigger_cpumask_backtrace+0x244/0x320 [ 431.869473][ T29] ? __pfx_panic+0x10/0x10 [ 431.874710][ T29] ? tick_nohz_tick_stopped+0x82/0xb0 [ 431.881157][ T29] ? __irq_work_queue_local+0x137/0x410 [ 431.887203][ T29] ? preempt_schedule_thunk+0x1a/0x30 [ 431.892888][ T29] ? nmi_trigger_cpumask_backtrace+0x244/0x320 [ 431.899189][ T29] ? nmi_trigger_cpumask_backtrace+0x2d4/0x320 [ 431.905549][ T29] ? nmi_trigger_cpumask_backtrace+0x2d9/0x320 [ 431.912691][ T29] watchdog+0x101d/0x1020 [ 431.917029][ T29] ? watchdog+0x1ea/0x1020 [ 431.921619][ T29] ? __pfx_watchdog+0x10/0x10 [ 431.926379][ T29] kthread+0x2f0/0x390 [ 431.930715][ T29] ? __pfx_watchdog+0x10/0x10 [ 431.935926][ T29] ? __pfx_kthread+0x10/0x10 [ 431.940812][ T29] ret_from_fork+0x4b/0x80 [ 431.945425][ T29] ? __pfx_kthread+0x10/0x10 [ 431.950618][ T29] ret_from_fork_asm+0x1a/0x30 [ 431.956260][ T29] [ 431.959586][ T29] Kernel Offset: disabled [ 431.964137][ T29] Rebooting in 86400 seconds..