last executing test programs: 6.288971245s ago: executing program 1 (id=2): r0 = syz_usb_connect(0x0, 0x62, &(0x7f0000000000)={{0x12, 0x1, 0x200, 0x0, 0x0, 0x0, 0x40, 0x1d19, 0x6108, 0x100, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x50, 0x4, 0x1, 0x0, 0xc0, 0x0, "", [{{0x9, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [@generic={0x8, 0xb, "01030e030000"}]}}, {{0x9, 0x4, 0x1, 0x0, 0x1, 0xe, 0x1, 0x0, 0x0, [], [{{0x9, 0x5, 0x81, 0x2, 0x200}}]}}, {{0x9, 0x4, 0x2, 0x0, 0x1, 0xe, 0x2, 0x0, 0x0, [], [{{0x9, 0x5, 0x82, 0x2, 0x200}}]}}, {{0x9, 0x4, 0x3, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, [], [{{0x9, 0x5, 0x83, 0x2, 0x200}}]}}]}}]}}, 0x0) syz_usb_control_io(r0, 0x0, &(0x7f0000000100)={0x84, &(0x7f0000000200)={0xc0, 0xd, 0x4, 'E\x00\x00\x00'}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) nanosleep(&(0x7f0000000300)={0x1}, 0x0) 5.529931123s ago: executing program 0 (id=1): r0 = syz_usb_connect(0x3, 0x40, &(0x7f0000000000)=ANY=[@ANYBLOB="120100020000004024042c0100000000000109022e0001010080320904000004ffffff0007058102000200070502020002000705830200020007050402000200"], 0x0) syz_usb_control_io(r0, 0x0, &(0x7f0000000100)={0x84, &(0x7f0000000200)={0x0, 0x0, 0xf, "0f03000100"/15}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io(r0, 0x0, &(0x7f0000000100)={0x84, &(0x7f0000000200)={0x0, 0x0, 0xf, "0f03000100"/15}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io(r0, 0x0, &(0x7f0000000100)={0x84, &(0x7f0000000200)={0x0, 0x0, 0xf, "0f03000100"/15}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io(r0, 0x0, &(0x7f0000000100)={0x84, &(0x7f0000000200)={0x0, 0x0, 0xf, "0f03000100"/15}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io(r0, 0x0, &(0x7f0000000100)={0x84, &(0x7f0000000200)={0x0, 0x0, 0xf, "0f03000100"/15}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) nanosleep(&(0x7f0000000300)={0x1}, 0x0) 3.759576513s ago: executing program 3 (id=4): r0 = socket$nl_rdma(0x10, 0x3, 0x14) sendmsg$RDMA_NLDEV_CMD_NEWLINK(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)={0x38, 0x1403, 0x605, 0x0, 0x0, "", [{{0x9, 0x2, 'syz0\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'lo\x00'}}]}, 0x38}}, 0x0) nanosleep(&(0x7f0000000d00)={0x0, 0x11e1a300}, 0x0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300), 0x2, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r1, &(0x7f0000000400)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000500)={0x0}, 0x106, 0x2}}, 0x20) write$RDMA_USER_CM_CMD_BIND_IP(r1, &(0x7f0000000600)={0x2, 0x28, 0xfa00, {0x0, {0xa, 0x1234, 0x0, @loopback}, r2}}, 0x30) write$RDMA_USER_CM_CMD_LISTEN(r1, &(0x7f0000000700)={0x7, 0x8, 0xfa00, {r2, 0x10}}, 0x10) write$RDMA_USER_CM_CMD_CREATE_ID(r1, &(0x7f0000000800)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000900)={0x0}, 0x106, 0x2}}, 0x20) write$RDMA_USER_CM_CMD_RESOLVE_IP(r1, &(0x7f0000000a00)={0x3, 0x40, 0xfa00, {{0x0, 0x0, 0x0, @empty}, {0xa, 0x1234, 0x0, @loopback}, r3, 0x3e8}}, 0x48) write$RDMA_USER_CM_CMD_RESOLVE_ROUTE(r1, &(0x7f0000000b00)={0x4, 0x8, 0xfa00, {r3, 0x3e8}}, 0x10) write$RDMA_USER_CM_CMD_CONNECT(r1, &(0x7f0000000c00)={0x6, 0x118, 0xfa00, {{0x0, 0x0, '\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, r3}}, 0x120) 2.792819054s ago: executing program 3 (id=5): r0 = socket$nl_rdma(0x10, 0x3, 0x14) sendmsg$RDMA_NLDEV_CMD_NEWLINK(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)={0x0, 0x1403, 0x405, 0x0, 0x0, "", [{{0x9, 0x2, 'syz0\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'veth0\x00'}}]}}}, 0x0) nanosleep(&(0x7f0000000d00)={0x1}, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000d10)={'veth0\x00'}) r2 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000300), 0x2, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r2, &(0x7f0000000400)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000500)={0x0}, 0x106, 0x2}}, 0x20) write$RDMA_USER_CM_CMD_BIND_IP(r2, &(0x7f0000000600)={0x2, 0x28, 0xfa00, {0x0, {0xa, 0x1234, 0x0, @local, 0xc}, r3}}, 0x30) write$RDMA_USER_CM_CMD_LISTEN(r2, &(0x7f0000000700)={0x7, 0x8, 0xfa00, {r3, 0x10}}, 0x10) write$RDMA_USER_CM_CMD_CREATE_ID(r2, &(0x7f0000000800)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000900)={0x0}, 0x106, 0x2}}, 0x20) write$RDMA_USER_CM_CMD_RESOLVE_IP(r2, &(0x7f0000000a00)={0x3, 0x40, 0xfa00, {{0xa, 0x0, 0x0, @empty}, {0xa, 0x1234, 0x0, @local, 0xc}, r4, 0x3e8}}, 0x48) write$RDMA_USER_CM_CMD_GET_EVENT(r2, &(0x7f0000000e00)={0xc, 0x8, 0x150, {&(0x7f0000000f00)}}, 0x10) write$RDMA_USER_CM_CMD_RESOLVE_ROUTE(r2, &(0x7f0000000b00)={0x4, 0x8, 0xfa00, {r4, 0x3e8}}, 0x10) write$RDMA_USER_CM_CMD_GET_EVENT(r2, &(0x7f0000000e00)={0xc, 0x8, 0x150, {&(0x7f0000000f00)}}, 0x10) write$RDMA_USER_CM_CMD_CONNECT(r2, &(0x7f0000000c00)={0x6, 0x118, 0xfa00, {{0x0, 0x0, '\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, r4}}, 0x120) 1.930983369s ago: executing program 2 (id=3): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/drivers/e1000/unbind\x00', 0x1, 0x0) write(r0, &(0x7f0000000100)='0000:00:04.0\x00', 0xd) r1 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./sys/bus/pci/drivers/e1000e/new_id\x00', 0x1, 0x0) write(r1, &(0x7f0000000180)='8086 100e\x00', 0xa) r2 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./sys/bus/pci/drivers/e1000e/bind\x00', 0x1, 0x0) write(r2, &(0x7f0000000100)='0000:00:04.0\x00', 0xd) 1.644876874s ago: executing program 1 (id=6): r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000000000)={0x2, 0x1f90, @loopback}, 0x10) listen(r0, 0x1) r1 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000700)='source\x00', &(0x7f0000000780)='127.0.0.1:8080:/\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000800)='ms_mode\x00', &(0x7f0000000880)='legacy\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async) r2 = accept(r0, 0x0, 0x0) sendto$inet(r2, &(0x7f0000001000)='ceph v027', 0x9, 0x0, 0x0, 0x0) sendto$inet(r2, &(0x7f0000005000), 0x90, 0x0, 0x0, 0x0) recvfrom$inet(r2, &(0x7f0000002000), 0xb2, 0x0, 0x0, 0x0) sendto$inet(r2, &(0x7f0000003000)="07ffffffffffffffff00"/26, 0x1a, 0x0, 0x0, 0x0) sendto$inet(r2, &(0x7f0000004000)="010100000000000000000000000000000012000000000022000000000000000000000000000100000000000000000000000000000000001e000000010118000000000000000000000000000000000000000100"/110, 0x6d, 0x0, 0x0, 0x0) nanosleep(&(0x7f0000000300)={0x5}, 0x0) 1.479206962s ago: executing program 3 (id=7): r0 = socket$inet(0x2, 0x2, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000000)={'syzkaller1\x00', &(0x7f0000000100)=@ethtool_pauseparam={0x13, 0x1, 0x1, 0x1}}) 986.466927ms ago: executing program 2 (id=8): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/power/state\x00', 0x2, 0x0) write(r0, &(0x7f00000001c0)='disk\n', 0x5) 815.086428ms ago: executing program 3 (id=9): r0 = syz_usb_connect(0x0, 0x3b, &(0x7f0000000040)=ANY=[@ANYBLOB="120100020000004032151d010001000000010902290001010080fa090400000203000000092111010001224e000705810340000107050203400001"], 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io(r0, &(0x7f00000001c0)={0x2c, &(0x7f0000000000)={0x0, 0x22, 0x4e, {0x5, 0x1, "0901a101850105091901290315002501950375018102950175058103c00600ff0901a101150026ff0075089540850f0901b102850c09018102850909019102850a09019102850b09018102c0"}}, 0x0, 0x0, 0x0, 0x0}, 0x0) nanosleep(&(0x7f0000000000)={0x6}, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./sys\x00', &(0x7f0000000200)='sysfs\x00', 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/bus/usb/devices/1-1/power/control\x00', 0x2, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/usb/devices/1-1/power/control\x00', 0x2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/bus/usb/devices/1-1/power/control\x00', 0x2, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/usb/devices/1-1/power/control\x00', 0x2, 0x0) write(r1, &(0x7f0000000700)='auto\x00', 0x4) write(r2, &(0x7f0000000700)='auto\x00', 0x4) write(r3, &(0x7f0000000700)='auto\x00', 0x4) write(r4, &(0x7f0000000700)='auto\x00', 0x4) nanosleep(&(0x7f0000000000)={0x1}, 0x0) write(r1, &(0x7f0000000800)='on\x00', 0x2) write(r2, &(0x7f0000000800)='on\x00', 0x2) write(r3, &(0x7f0000000800)='on\x00', 0x2) write(r4, &(0x7f0000000800)='on\x00', 0x2) nanosleep(&(0x7f0000000000)={0x1}, 0x0) 730.0783ms ago: executing program 0 (id=10): r0 = openat$userio(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$USERIO_CMD_SEND_INTERRUPT(r0, &(0x7f0000000080), 0x2) write$USERIO_CMD_SEND_INTERRUPT(r0, &(0x7f00000000c0), 0x2) 0s ago: executing program 2 (id=11): r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) bind$netlink(r0, &(0x7f0000000000)={0x10, 0x0, 0x25e00b7b}, 0xc) sendto(r0, &(0x7f0000000040)='$\x00'/36, 0x24, 0x0, &(0x7f0000000080)=@nl, 0xc) kernel console output (not intermixed with test programs): Warning: Permanently added '10.128.0.232' (ED25519) to the list of known hosts. [ 92.062327][ T822] cfg80211: failed to load regulatory.db [ 93.778145][ T5580] cgroup: Unknown subsys name 'net' [ 94.016285][ T5580] cgroup: Unknown subsys name 'cpuset' [ 94.070474][ T5580] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 96.113538][ T5580] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 99.851902][ T4909] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 99.868012][ T4909] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 99.871108][ T4909] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 99.885708][ T4909] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 99.895113][ T4909] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 99.964344][ T5601] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 99.967827][ T5601] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 99.970076][ T5601] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 99.980753][ T5601] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 99.986836][ T5601] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 100.078394][ T5601] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 100.123497][ T5601] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 100.124369][ T5601] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 100.127894][ T5601] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 100.128635][ T5601] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 100.173366][ T60] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 100.213980][ T60] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 100.215707][ T60] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 100.243890][ T60] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 100.262110][ T60] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 101.962589][ T5601] Bluetooth: hci0: command tx timeout [ 102.119936][ T5601] Bluetooth: hci1: command tx timeout [ 102.280353][ T5601] Bluetooth: hci2: command tx timeout [ 102.359998][ T5601] Bluetooth: hci3: command tx timeout [ 102.607971][ T5603] bridge0: port 1(bridge_slave_0) entered blocking state [ 102.608340][ T5603] bridge0: port 1(bridge_slave_0) entered disabled state [ 102.611698][ T5603] bridge_slave_0: entered allmulticast mode [ 102.627244][ T5603] bridge_slave_0: entered promiscuous mode [ 102.653122][ T5598] bridge0: port 1(bridge_slave_0) entered blocking state [ 102.653378][ T5598] bridge0: port 1(bridge_slave_0) entered disabled state [ 102.653603][ T5598] bridge_slave_0: entered allmulticast mode [ 102.656350][ T5598] bridge_slave_0: entered promiscuous mode [ 102.658824][ T5602] bridge0: port 1(bridge_slave_0) entered blocking state [ 102.659184][ T5602] bridge0: port 1(bridge_slave_0) entered disabled state [ 102.659460][ T5602] bridge_slave_0: entered allmulticast mode [ 102.681361][ T5602] bridge_slave_0: entered promiscuous mode [ 102.726864][ T5603] bridge0: port 2(bridge_slave_1) entered blocking state [ 102.727235][ T5603] bridge0: port 2(bridge_slave_1) entered disabled state [ 102.727489][ T5603] bridge_slave_1: entered allmulticast mode [ 102.733063][ T5603] bridge_slave_1: entered promiscuous mode [ 102.783375][ T5598] bridge0: port 2(bridge_slave_1) entered blocking state [ 102.783630][ T5598] bridge0: port 2(bridge_slave_1) entered disabled state [ 102.783844][ T5598] bridge_slave_1: entered allmulticast mode [ 102.786516][ T5598] bridge_slave_1: entered promiscuous mode [ 102.790290][ T5602] bridge0: port 2(bridge_slave_1) entered blocking state [ 102.790649][ T5602] bridge0: port 2(bridge_slave_1) entered disabled state [ 102.795426][ T5602] bridge_slave_1: entered allmulticast mode [ 102.816171][ T5602] bridge_slave_1: entered promiscuous mode [ 102.933941][ T5600] bridge0: port 1(bridge_slave_0) entered blocking state [ 102.934342][ T5600] bridge0: port 1(bridge_slave_0) entered disabled state [ 102.934637][ T5600] bridge_slave_0: entered allmulticast mode [ 102.938404][ T5600] bridge_slave_0: entered promiscuous mode [ 103.011059][ T5603] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 103.011573][ T5600] bridge0: port 2(bridge_slave_1) entered blocking state [ 103.012048][ T5600] bridge0: port 2(bridge_slave_1) entered disabled state [ 103.012350][ T5600] bridge_slave_1: entered allmulticast mode [ 103.015080][ T5600] bridge_slave_1: entered promiscuous mode [ 103.057464][ T5598] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 103.074476][ T5602] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 103.091087][ T5603] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 103.124734][ T5598] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 103.136665][ T5602] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 103.248681][ T5600] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 103.298782][ T5603] team0: Port device team_slave_0 added [ 103.308339][ T5600] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 103.326638][ T5598] team0: Port device team_slave_0 added [ 103.335150][ T5602] team0: Port device team_slave_0 added [ 103.344810][ T5603] team0: Port device team_slave_1 added [ 103.370322][ T5598] team0: Port device team_slave_1 added [ 103.374610][ T5602] team0: Port device team_slave_1 added [ 103.492298][ T5600] team0: Port device team_slave_0 added [ 103.538176][ T5603] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 103.538195][ T5603] 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 1532 would solve the problem. [ 103.538215][ T5603] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 103.566157][ T5600] team0: Port device team_slave_1 added [ 103.584887][ T5598] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 103.584940][ T5598] 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 1532 would solve the problem. [ 103.585076][ T5598] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 103.599484][ T5602] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 103.599530][ T5602] 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 1532 would solve the problem. [ 103.599614][ T5602] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 103.623533][ T5603] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 103.623587][ T5603] 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 1532 would solve the problem. [ 103.623672][ T5603] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 103.718497][ T5598] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 103.718516][ T5598] 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 1532 would solve the problem. [ 103.718543][ T5598] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 103.733471][ T5602] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 103.733523][ T5602] 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 1532 would solve the problem. [ 103.733646][ T5602] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 103.859424][ T5600] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 103.859437][ T5600] 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 1532 would solve the problem. [ 103.859457][ T5600] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 103.907733][ T5600] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 103.907747][ T5600] 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 1532 would solve the problem. [ 103.907767][ T5600] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 104.040034][ T5601] Bluetooth: hci0: command tx timeout [ 104.199985][ T5601] Bluetooth: hci1: command tx timeout [ 104.358927][ T5603] hsr_slave_0: entered promiscuous mode [ 104.365603][ T5603] hsr_slave_1: entered promiscuous mode [ 104.370211][ T5601] Bluetooth: hci2: command tx timeout [ 104.386758][ T5598] hsr_slave_0: entered promiscuous mode [ 104.388709][ T5598] hsr_slave_1: entered promiscuous mode [ 104.394108][ T5598] debugfs: 'hsr0' already exists in 'hsr' [ 104.394518][ T5598] Cannot create hsr debugfs directory [ 104.421649][ T5602] hsr_slave_0: entered promiscuous mode [ 104.423480][ T5602] hsr_slave_1: entered promiscuous mode [ 104.424940][ T5602] debugfs: 'hsr0' already exists in 'hsr' [ 104.424965][ T5602] Cannot create hsr debugfs directory [ 104.443088][ T5601] Bluetooth: hci3: command tx timeout [ 104.528801][ T5600] hsr_slave_0: entered promiscuous mode [ 104.534816][ T5600] hsr_slave_1: entered promiscuous mode [ 104.541558][ T5600] debugfs: 'hsr0' already exists in 'hsr' [ 104.541578][ T5600] Cannot create hsr debugfs directory [ 105.518058][ T5603] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 105.604330][ T5603] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 105.621757][ T5603] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 105.657140][ T5603] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 105.669718][ T5603] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 105.715758][ T5603] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 105.748428][ T5603] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 105.779651][ T5603] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 105.935652][ T5602] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 105.977595][ T5602] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 105.990952][ T5602] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 106.036568][ T5602] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 106.051412][ T5602] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 106.094162][ T5602] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 106.126390][ T5602] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 106.130927][ T5601] Bluetooth: hci0: command tx timeout [ 106.171958][ T5602] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 106.280498][ T5601] Bluetooth: hci1: command tx timeout [ 106.336796][ T5600] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 106.368336][ T5600] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 106.388095][ T5600] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 106.427248][ T5600] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 106.444480][ T5600] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 106.450743][ T5601] Bluetooth: hci2: command tx timeout [ 106.476952][ T5600] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 106.514052][ T5600] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 106.520308][ T5601] Bluetooth: hci3: command tx timeout [ 106.549129][ T5600] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 106.764442][ T5598] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 106.797581][ T5598] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 106.811798][ T5598] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 106.855522][ T5598] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 106.875257][ T5598] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 106.917489][ T5598] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 106.937750][ T5598] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 106.965873][ T5598] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 107.076971][ T5603] 8021q: adding VLAN 0 to HW filter on device bond0 [ 107.231183][ T5603] 8021q: adding VLAN 0 to HW filter on device team0 [ 107.293489][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 107.293685][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 107.353400][ T5602] 8021q: adding VLAN 0 to HW filter on device bond0 [ 107.391651][ T1532] bridge0: port 2(bridge_slave_1) entered blocking state [ 107.391785][ T1532] bridge0: port 2(bridge_slave_1) entered forwarding state [ 107.523608][ T5602] 8021q: adding VLAN 0 to HW filter on device team0 [ 107.575630][ T5600] 8021q: adding VLAN 0 to HW filter on device bond0 [ 107.597352][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 107.597528][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 107.654435][ T1532] bridge0: port 2(bridge_slave_1) entered blocking state [ 107.654698][ T1532] bridge0: port 2(bridge_slave_1) entered forwarding state [ 107.767790][ T5600] 8021q: adding VLAN 0 to HW filter on device team0 [ 107.812797][ T5598] 8021q: adding VLAN 0 to HW filter on device bond0 [ 107.841297][ T1241] bridge0: port 1(bridge_slave_0) entered blocking state [ 107.841471][ T1241] bridge0: port 1(bridge_slave_0) entered forwarding state [ 107.936527][ T1241] bridge0: port 2(bridge_slave_1) entered blocking state [ 107.936714][ T1241] bridge0: port 2(bridge_slave_1) entered forwarding state [ 108.083246][ T5598] 8021q: adding VLAN 0 to HW filter on device team0 [ 108.158794][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 108.158957][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 108.199937][ T5601] Bluetooth: hci0: command tx timeout [ 108.235027][ T1239] bridge0: port 2(bridge_slave_1) entered blocking state [ 108.235189][ T1239] bridge0: port 2(bridge_slave_1) entered forwarding state [ 108.370540][ T5601] Bluetooth: hci1: command tx timeout [ 108.533785][ T5601] Bluetooth: hci2: command tx timeout [ 108.600782][ T5601] Bluetooth: hci3: command tx timeout [ 109.181166][ T5603] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 109.477900][ T5602] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 109.641086][ T5603] veth0_vlan: entered promiscuous mode [ 109.753603][ T5603] veth1_vlan: entered promiscuous mode [ 109.876579][ T5600] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 109.989524][ T5602] veth0_vlan: entered promiscuous mode [ 110.096859][ T5602] veth1_vlan: entered promiscuous mode [ 110.112765][ T5603] veth0_macvtap: entered promiscuous mode [ 110.163088][ T5603] veth1_macvtap: entered promiscuous mode [ 110.227810][ T5598] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 110.276658][ T5600] veth0_vlan: entered promiscuous mode [ 110.315253][ T5603] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 110.354696][ T5603] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 110.370477][ T5600] veth1_vlan: entered promiscuous mode [ 110.422994][ T5602] veth0_macvtap: entered promiscuous mode [ 110.448762][ T1241] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 110.473586][ T1241] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 110.477754][ T1241] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 110.504686][ T5602] veth1_macvtap: entered promiscuous mode [ 110.515475][ T1241] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 110.813103][ T5602] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 110.822586][ T5598] veth0_vlan: entered promiscuous mode [ 110.936681][ T5600] veth0_macvtap: entered promiscuous mode [ 110.993503][ T5602] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 111.054004][ T5600] veth1_macvtap: entered promiscuous mode [ 111.075961][ T5598] veth1_vlan: entered promiscuous mode [ 111.102713][ T1532] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 111.139607][ T1532] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 111.154761][ T1532] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 111.187167][ T1532] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 111.224509][ T1532] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 111.224532][ T1532] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 111.318660][ T5600] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 111.527200][ T5600] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 111.544376][ T1532] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 111.544398][ T1532] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 111.743346][ T1426] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 111.764823][ T1426] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 111.784241][ T1426] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 111.787066][ T5598] veth0_macvtap: entered promiscuous mode [ 111.835269][ T1422] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 111.835292][ T1422] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 111.836059][ T1426] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 111.904052][ T5598] veth1_macvtap: entered promiscuous mode [ 112.123299][ T1426] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 112.123322][ T1426] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 112.419956][ T5598] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 112.782538][ T5598] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 112.833158][ T1239] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 112.833180][ T1239] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 112.921651][ T13] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 112.942848][ T13] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 112.948539][ T13] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 112.952021][ T13] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 113.199326][ T1422] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 113.199348][ T1422] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 113.280060][ T5700] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 113.580011][ T5686] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 113.672730][ T5700] usb 2-1: New USB device found, idVendor=1d19, idProduct=6108, bcdDevice= 1.00 [ 113.672763][ T5700] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 113.786898][ T5686] usb 1-1: New USB device found, idVendor=0424, idProduct=012c, bcdDevice= 0.00 [ 113.786930][ T5686] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 114.442170][ T5686] usb 1-1: probing VID:PID(0424:012C) [ 114.471815][ T5686] usb 1-1: vub300 testing BULK IN EndPoint(0) 81 [ 114.471847][ T5686] usb 1-1: vub300 testing BULK OUT EndPoint(1) 02 [ 114.471867][ T5686] usb 1-1: vub300 testing BULK IN EndPoint(2) 83 [ 114.471885][ T5686] usb 1-1: vub300 testing BULK OUT EndPoint(3) 04 [ 114.471902][ T5686] usb 1-1: vub300 LARGE packets using EndPoints 02 81 04 83 [ 114.539625][ T5700] uvcvideo 2-1:1.1: Found UVC 0.00 device (1d19:6108) [ 114.539670][ T5700] uvcvideo 2-1:1.1: No valid video chain found. [ 114.576462][ T5700] cx231xx 2-1:1.1: New device @ 480 Mbps (1d19:6108) with 4 interfaces [ 114.595228][ T5700] cx231xx 2-1:1.1: Identified as Pixelview Xcapture USB (card=11) [ 114.684868][ T5686] usb 1-1: operating_mode = IRQs 4-bit 48 MHz with 512 byte USB packets [ 114.725297][ T5700] cx231xx 2-1:1.1: cx231xx_send_gpio_cmd: failed with status --110 [ 114.943041][ T5686] usb 1-1: USB vub300 remote SDIO host controller[0]connected with SD/SDIO card inserted [ 115.001222][ T1511] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 115.001245][ T1511] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 115.353162][ T5700] i2c i2c-2: Added multiplexed i2c bus 4 [ 115.419937][ T2232] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 115.419957][ T2232] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 115.506719][ T5700] i2c i2c-2: Added multiplexed i2c bus 5 [ 115.522609][ T5700] cx231xx 2-1:1.1: cx231xx_dev_init: Failed to set Power - errCode [-32]! [ 115.522637][ T5700] cx231xx 2-1:1.1: cx231xx_init_dev: cx231xx_i2c_register - errCode [-32]! [ 116.019061][ T5759] Zero length message leads to an empty skb [ 116.273687][ T5700] cx231xx 2-1:1.1: probe with driver cx231xx failed with error -32 [ 116.576624][ T5700] usb 2-1: USB disconnect, device number 2 [ 116.914112][ T822] usb 1-1: SET_CLOCK_SPEED 200kHz failed with retval=-71 [ 116.935093][ T822] usb 1-1: SET_CLOCK_SPEED 200kHz failed with retval=-71 [ 116.948941][ T822] usb 1-1: SET_CLOCK_SPEED 200kHz failed with retval=-71 [ 117.209671][ T199] usb 1-1: USB disconnect, device number 2 [ 117.802287][ T199] USB vub300 remote SDIO host controller[0] now disconnected [ 118.272510][ T822] libceph: mon0 (1)127.0.0.1:8080 socket error on write [ 118.288708][ T5768] ceph: No mds server is up or the cluster is laggy [ 118.331719][ T822] libceph: mon0 (1)127.0.0.1:8080 socket error on write [ 118.563788][ T5608] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 118.600321][ C0] BUG: sleeping function called from invalid context at kernel/workqueue.c:4544 [ 118.600347][ C0] in_atomic(): 0, irqs_disabled(): 0, non_block: 0, pid: 16, name: ktimers/0 [ 118.600367][ C0] preempt_count: 0, expected: 0 [ 118.600378][ C0] RCU nest depth: 2, expected: 0 [ 118.600400][ C0] locks held by ktimers/0/16: 5, last CPU#0: [ 118.600417][ C0] #0: ffffffff8e259320 (local_bh){.+.+}-{1:3}, at: __local_bh_disable_ip+0x3c/0x420 [ 118.600489][ C0] #1: ffffffff8e3c3880 (rcu_read_lock){....}-{1:3}, at: __local_bh_disable_ip+0x3c/0x420 [ 118.600547][ C0] #2: ffff8880b8626260 (&base->expiry_lock){+...}-{3:3}, at: __run_timer_base+0x11a/0x9b0 [ 118.600602][ C0] #3: ffffffff8e3c3880 (rcu_read_lock){....}-{1:3}, at: rt_spin_lock+0x1e0/0x400 [ 118.600673][ C0] #4: ffffc90000157a80 ((&vub300->inactivity_timer)){+...}-{0:0}, at: call_timer_fn+0xd4/0x5e0 [ 118.600755][ C0] CPU: 0 UID: 0 PID: 16 Comm: ktimers/0 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 118.600782][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 118.600804][ C0] Call Trace: [ 118.600813][ C0] [ 118.600823][ C0] dump_stack_lvl+0xe8/0x150 [ 118.600856][ C0] __might_resched+0x329/0x480 [ 118.600890][ C0] __cancel_work_sync+0x6d/0x110 [ 118.600924][ C0] mmc_free_host+0x19/0x30 [ 118.600948][ C0] call_timer_fn+0x192/0x5e0 [ 118.600998][ C0] ? __pfx_vub300_inactivity_timer_expired+0x10/0x10 [ 118.601037][ C0] ? call_timer_fn+0xd4/0x5e0 [ 118.601063][ C0] ? __pfx_call_timer_fn+0x10/0x10 [ 118.601102][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 118.601125][ C0] ? __pfx_vub300_inactivity_timer_expired+0x10/0x10 [ 118.601161][ C0] __run_timer_base+0x67b/0x9b0 [ 118.601202][ C0] ? __pfx___run_timer_base+0x10/0x10 [ 118.601233][ C0] ? lock_acquire+0x115/0x350 [ 118.601282][ C0] run_timer_softirq+0xb7/0x170 [ 118.601307][ C0] handle_softirqs+0x1d9/0x6c0 [ 118.601344][ C0] run_ktimerd+0x69/0x100 [ 118.601371][ C0] smpboot_thread_fn+0x57c/0xa80 [ 118.601403][ C0] ? smpboot_thread_fn+0x4e/0xa80 [ 118.601447][ C0] kthread+0x388/0x470 [ 118.601478][ C0] ? __pfx_smpboot_thread_fn+0x10/0x10 [ 118.601504][ C0] ? __pfx_kthread+0x10/0x10 [ 118.601538][ C0] ret_from_fork+0x514/0xb70 [ 118.601575][ C0] ? __pfx_ret_from_fork+0x10/0x10 [ 118.601607][ C0] ? __switch_to+0xc89/0x1420 [ 118.601646][ C0] ? __pfx_kthread+0x10/0x10 [ 118.601679][ C0] ret_from_fork_asm+0x1a/0x30 [ 118.601729][ C0] [ 118.602183][ C0] [ 118.602192][ C0] ============================= [ 118.602200][ C0] WARNING: suspicious RCU usage [ 118.602210][ C0] syzkaller #0 Tainted: G W [ 118.602222][ C0] ----------------------------- [ 118.602230][ C0] kernel/rcu/srcutree.c:1487 Illegal synchronize_srcu() in same-type SRCU (or in RCU) read-side critical section! [ 118.602248][ C0] [ 118.602248][ C0] other info that might help us debug this: [ 118.602248][ C0] [ 118.602257][ C0] [ 118.602257][ C0] rcu_scheduler_active = 2, debug_locks = 1 [ 118.602270][ C0] locks held by ktimers/0/16: 5, last CPU#0: [ 118.602287][ C0] #0: ffffffff8e259320 (local_bh){.+.+}-{1:3}, at: __local_bh_disable_ip+0x3c/0x420 [ 118.602346][ C0] #1: ffffffff8e3c3880 (rcu_read_lock){....}-{1:3}, at: __local_bh_disable_ip+0x3c/0x420 [ 118.602401][ C0] #2: ffff8880b8626260 (&base->expiry_lock){+...}-{3:3}, at: __run_timer_base+0x11a/0x9b0 [ 118.602454][ C0] #3: ffffffff8e3c3880 (rcu_read_lock){....}-{1:3}, at: rt_spin_lock+0x1e0/0x400 [ 118.602516][ C0] #4: ffffc90000157a80 ((&vub300->inactivity_timer)){+...}-{0:0}, at: call_timer_fn+0xd4/0x5e0 [ 118.602573][ C0] [ 118.602573][ C0] stack backtrace: [ 118.602588][ C0] CPU: 0 UID: 0 PID: 16 Comm: ktimers/0 Tainted: G W syzkaller #0 PREEMPT_{RT,(full)} [ 118.602619][ C0] Tainted: [W]=WARN [ 118.602634][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 118.602646][ C0] Call Trace: [ 118.602655][ C0] [ 118.602663][ C0] dump_stack_lvl+0xe8/0x150 [ 118.602693][ C0] lockdep_rcu_suspicious+0x13f/0x1d0 [ 118.602723][ C0] __synchronize_srcu+0x157/0x2f0 [ 118.602763][ C0] ? __pfx___synchronize_srcu+0x10/0x10 [ 118.602812][ C0] ? _raw_spin_unlock_irqrestore+0x30/0x80 [ 118.602833][ C0] ? ktime_get_mono_fast_ns+0x2d2/0x2f0 [ 118.602873][ C0] ? synchronize_srcu+0x20a/0x260 [ 118.602898][ C0] wakeup_source_unregister+0x127/0x3d0 [ 118.602930][ C0] mmc_host_classdev_release+0x47/0x100 [ 118.602957][ C0] ? __pfx_mmc_host_classdev_release+0x10/0x10 [ 118.602980][ C0] device_release+0xc4/0x1f0 [ 118.603015][ C0] kobject_put+0x222/0x550 [ 118.603045][ C0] ? mmc_pwrseq_free+0x86/0xa0 [ 118.603076][ C0] call_timer_fn+0x192/0x5e0 [ 118.603102][ C0] ? __pfx_vub300_inactivity_timer_expired+0x10/0x10 [ 118.603134][ C0] ? call_timer_fn+0xd4/0x5e0 [ 118.603154][ C0] ? __pfx_call_timer_fn+0x10/0x10 [ 118.603182][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 118.603199][ C0] ? __pfx_vub300_inactivity_timer_expired+0x10/0x10 [ 118.603225][ C0] __run_timer_base+0x67b/0x9b0 [ 118.603257][ C0] ? __pfx___run_timer_base+0x10/0x10 [ 118.603281][ C0] ? lock_acquire+0x115/0x350 [ 118.603318][ C0] run_timer_softirq+0xb7/0x170 [ 118.603336][ C0] handle_softirqs+0x1d9/0x6c0 [ 118.603367][ C0] run_ktimerd+0x69/0x100 [ 118.603390][ C0] smpboot_thread_fn+0x57c/0xa80 [ 118.603417][ C0] ? smpboot_thread_fn+0x4e/0xa80 [ 118.603447][ C0] kthread+0x388/0x470 [ 118.603484][ C0] ? __pfx_smpboot_thread_fn+0x10/0x10 [ 118.603507][ C0] ? __pfx_kthread+0x10/0x10 [ 118.603533][ C0] ret_from_fork+0x514/0xb70 [ 118.603563][ C0] ? __pfx_ret_from_fork+0x10/0x10 [ 118.603590][ C0] ? __switch_to+0xc89/0x1420 [ 118.603618][ C0] ? __pfx_kthread+0x10/0x10 [ 118.603657][ C0] ret_from_fork_asm+0x1a/0x30 [ 118.603697][ C0] [ 118.604255][ C0] ------------[ cut here ]------------ [ 118.604264][ C0] Voluntary context switch within RCU read-side critical section! [ 118.604278][ C0] WARNING: kernel/rcu/tree_plugin.h:332 at rcu_note_context_switch+0xc58/0xef0, CPU#0: ktimers/0/16 [ 118.604318][ C0] Modules linked in: [ 118.604339][ C0] CPU: 0 UID: 0 PID: 16 Comm: ktimers/0 Tainted: G W syzkaller #0 PREEMPT_{RT,(full)} [ 118.604364][ C0] Tainted: [W]=WARN [ 118.604370][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 118.604381][ C0] RIP: 0010:rcu_note_context_switch+0xc58/0xef0 [ 118.604412][ C0] Code: 00 41 c6 45 00 00 48 8b 3d 55 7d 25 0e 48 81 c4 a8 00 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d e9 cf 60 ff ff 48 8d 3d d8 29 29 0e <67> 48 0f b9 3a e9 6f f4 ff ff 90 0f 0b 90 45 84 e4 0f 84 3e f4 ff [ 118.604429][ C0] RSP: 0018:ffffc900001572c0 EFLAGS: 00010002 [ 118.604446][ C0] RAX: 0000000000000000 RBX: ffff88801daf8000 RCX: 0000000080000002 [ 118.604459][ C0] RDX: 0000000000000000 RSI: ffffffff8bcbd060 RDI: ffffffff8fd41d10 [ 118.604474][ C0] RBP: dffffc0000000000 R08: ffffffff8fd0c47f R09: 1ffffffff1fa188f [ 118.604490][ C0] R10: dffffc0000000000 R11: fffffbfff1fa1890 R12: 0000000000000000 [ 118.604504][ C0] R13: dffffc0000000000 R14: ffff8880b863c900 R15: ffff88801daf84c4 [ 118.604518][ C0] FS: 0000000000000000(0000) GS:ffff8881259f2000(0000) knlGS:0000000000000000 [ 118.604533][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 118.604545][ C0] CR2: 00005641e8592390 CR3: 000000003cb18000 CR4: 00000000003526f0 [ 118.604563][ C0] Call Trace: [ 118.604571][ C0] [ 118.604584][ C0] ? ret_from_fork_asm+0x1a/0x30 [ 118.604615][ C0] ? unwind_next_frame+0x8f/0x2550 [ 118.604649][ C0] ? rcu_is_watching+0x15/0xb0 [ 118.604679][ C0] __schedule+0x296/0x5530 [ 118.604707][ C0] ? __lock_acquire+0x6df/0x2e40 [ 118.604727][ C0] ? stack_trace_save+0xa9/0x100 [ 118.604755][ C0] ? __pfx_stack_trace_save+0x10/0x10 [ 118.604787][ C0] ? check_path+0x21/0x40 [ 118.604807][ C0] ? check_noncircular+0xdb/0x150 [ 118.604836][ C0] ? __pfx___schedule+0x10/0x10 [ 118.604865][ C0] ? lock_acquire+0x115/0x350 [ 118.604903][ C0] ? schedule+0x90/0x2b0 [ 118.604935][ C0] schedule+0x164/0x2b0 [ 118.604968][ C0] schedule_timeout+0xc0/0x2c0 [ 118.604997][ C0] ? __pfx_schedule_timeout+0x10/0x10 [ 118.605040][ C0] ? do_raw_spin_lock+0x12b/0x2f0 [ 118.605082][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 118.605102][ C0] ? wait_for_completion+0x272/0x5e0 [ 118.605136][ C0] wait_for_completion+0x2ca/0x5e0 [ 118.605180][ C0] ? __pfx_wait_for_completion+0x10/0x10 [ 118.605228][ C0] __synchronize_srcu+0x23b/0x2f0 [ 118.605266][ C0] ? __pfx___synchronize_srcu+0x10/0x10 [ 118.605295][ C0] ? __pfx_wakeme_after_rcu+0x10/0x10 [ 118.605325][ C0] ? ktime_get_mono_fast_ns+0x2d2/0x2f0 [ 118.605356][ C0] ? synchronize_srcu+0x20a/0x260 [ 118.605376][ C0] wakeup_source_unregister+0x127/0x3d0 [ 118.605411][ C0] mmc_host_classdev_release+0x47/0x100 [ 118.605434][ C0] ? __pfx_mmc_host_classdev_release+0x10/0x10 [ 118.605454][ C0] device_release+0xc4/0x1f0 [ 118.605483][ C0] kobject_put+0x222/0x550 [ 118.605515][ C0] ? mmc_pwrseq_free+0x86/0xa0 [ 118.605542][ C0] call_timer_fn+0x192/0x5e0 [ 118.605565][ C0] ? __pfx_vub300_inactivity_timer_expired+0x10/0x10 [ 118.605592][ C0] ? call_timer_fn+0xd4/0x5e0 [ 118.605614][ C0] ? __pfx_call_timer_fn+0x10/0x10 [ 118.605654][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 118.605671][ C0] ? __pfx_vub300_inactivity_timer_expired+0x10/0x10 [ 118.605700][ C0] __run_timer_base+0x67b/0x9b0 [ 118.605734][ C0] ? __pfx___run_timer_base+0x10/0x10 [ 118.605763][ C0] ? lock_acquire+0x115/0x350 [ 118.605805][ C0] run_timer_softirq+0xb7/0x170 [ 118.605824][ C0] handle_softirqs+0x1d9/0x6c0 [ 118.605853][ C0] run_ktimerd+0x69/0x100 [ 118.605874][ C0] smpboot_thread_fn+0x57c/0xa80 [ 118.605899][ C0] ? smpboot_thread_fn+0x4e/0xa80 [ 118.605931][ C0] kthread+0x388/0x470 [ 118.605959][ C0] ? __pfx_smpboot_thread_fn+0x10/0x10 [ 118.605980][ C0] ? __pfx_kthread+0x10/0x10 [ 118.606009][ C0] ret_from_fork+0x514/0xb70 [ 118.606041][ C0] ? __pfx_ret_from_fork+0x10/0x10 [ 118.606068][ C0] ? __switch_to+0xc89/0x1420 [ 118.606095][ C0] ? __pfx_kthread+0x10/0x10 [ 118.606124][ C0] ret_from_fork_asm+0x1a/0x30 [ 118.606166][ C0] [ 118.606177][ C0] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 118.606194][ C0] CPU: 0 UID: 0 PID: 16 Comm: ktimers/0 Tainted: G W syzkaller #0 PREEMPT_{RT,(full)} [ 118.606220][ C0] Tainted: [W]=WARN [ 118.606238][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 118.606250][ C0] Call Trace: [ 118.606259][ C0] [ 118.606267][ C0] vpanic+0x56c/0xa60 [ 118.606338][ C0] ? __pfx__printk+0x10/0x10 [ 118.606373][ C0] ? __pfx_vpanic+0x10/0x10 [ 118.606402][ C0] ? is_bpf_text_address+0x292/0x2b0 [ 118.606441][ C0] ? is_bpf_text_address+0x26/0x2b0 [ 118.606475][ C0] panic+0xc5/0xd0 [ 118.606502][ C0] ? __pfx_panic+0x10/0x10 [ 118.606533][ C0] ? ret_from_fork_asm+0x1a/0x30 [ 118.606570][ C0] __warn+0x315/0x4c0 [ 118.606592][ C0] ? rcu_note_context_switch+0xc58/0xef0 [ 118.606645][ C0] ? rcu_note_context_switch+0xc58/0xef0 [ 118.606680][ C0] __report_bug+0x276/0x570 [ 118.606703][ C0] ? __pfx_prb_first_seq+0x10/0x10 [ 118.606732][ C0] ? rcu_note_context_switch+0xc58/0xef0 [ 118.606770][ C0] ? __pfx___report_bug+0x10/0x10 [ 118.606836][ C0] report_bug_entry+0x19a/0x290 [ 118.606862][ C0] ? rcu_note_context_switch+0xc58/0xef0 [ 118.606893][ C0] ? rcu_note_context_switch+0xc5d/0xef0 [ 118.606927][ C0] handle_bug+0xce/0x200 [ 118.606954][ C0] exc_invalid_op+0x1a/0x50 [ 118.606980][ C0] asm_exc_invalid_op+0x1a/0x20 [ 118.607001][ C0] RIP: 0010:rcu_note_context_switch+0xc58/0xef0 [ 118.607036][ C0] Code: 00 41 c6 45 00 00 48 8b 3d 55 7d 25 0e 48 81 c4 a8 00 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d e9 cf 60 ff ff 48 8d 3d d8 29 29 0e <67> 48 0f b9 3a e9 6f f4 ff ff 90 0f 0b 90 45 84 e4 0f 84 3e f4 ff [ 118.607055][ C0] RSP: 0018:ffffc900001572c0 EFLAGS: 00010002 [ 118.607075][ C0] RAX: 0000000000000000 RBX: ffff88801daf8000 RCX: 0000000080000002 [ 118.607091][ C0] RDX: 0000000000000000 RSI: ffffffff8bcbd060 RDI: ffffffff8fd41d10 [ 118.607107][ C0] RBP: dffffc0000000000 R08: ffffffff8fd0c47f R09: 1ffffffff1fa188f [ 118.607124][ C0] R10: dffffc0000000000 R11: fffffbfff1fa1890 R12: 0000000000000000 [ 118.607140][ C0] R13: dffffc0000000000 R14: ffff8880b863c900 R15: ffff88801daf84c4 [ 118.607183][ C0] ? ret_from_fork_asm+0x1a/0x30 [ 118.607216][ C0] ? unwind_next_frame+0x8f/0x2550 [ 118.607242][ C0] ? rcu_is_watching+0x15/0xb0 [ 118.607274][ C0] __schedule+0x296/0x5530 [ 118.607309][ C0] ? __lock_acquire+0x6df/0x2e40 [ 118.607335][ C0] ? stack_trace_save+0xa9/0x100 [ 118.607369][ C0] ? __pfx_stack_trace_save+0x10/0x10 [ 118.607409][ C0] ? check_path+0x21/0x40 [ 118.607432][ C0] ? check_noncircular+0xdb/0x150 [ 118.607467][ C0] ? __pfx___schedule+0x10/0x10 [ 118.607499][ C0] ? lock_acquire+0x115/0x350 [ 118.607546][ C0] ? schedule+0x90/0x2b0 [ 118.607583][ C0] schedule+0x164/0x2b0 [ 118.607621][ C0] schedule_timeout+0xc0/0x2c0 [ 118.607663][ C0] ? __pfx_schedule_timeout+0x10/0x10 [ 118.607698][ C0] ? do_raw_spin_lock+0x12b/0x2f0 [ 118.607741][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 118.607763][ C0] ? wait_for_completion+0x272/0x5e0 [ 118.607806][ C0] wait_for_completion+0x2ca/0x5e0 [ 118.607852][ C0] ? __pfx_wait_for_completion+0x10/0x10 [ 118.607893][ C0] __synchronize_srcu+0x23b/0x2f0 [ 118.607927][ C0] ? __pfx___synchronize_srcu+0x10/0x10 [ 118.607957][ C0] ? __pfx_wakeme_after_rcu+0x10/0x10 [ 118.607992][ C0] ? ktime_get_mono_fast_ns+0x2d2/0x2f0 [ 118.608028][ C0] ? synchronize_srcu+0x20a/0x260 [ 118.608049][ C0] wakeup_source_unregister+0x127/0x3d0 [ 118.608078][ C0] mmc_host_classdev_release+0x47/0x100 [ 118.608104][ C0] ? __pfx_mmc_host_classdev_release+0x10/0x10 [ 118.608123][ C0] device_release+0xc4/0x1f0 [ 118.608154][ C0] kobject_put+0x222/0x550 [ 118.608178][ C0] ? mmc_pwrseq_free+0x86/0xa0 [ 118.608205][ C0] call_timer_fn+0x192/0x5e0 [ 118.608228][ C0] ? __pfx_vub300_inactivity_timer_expired+0x10/0x10 [ 118.608258][ C0] ? call_timer_fn+0xd4/0x5e0 [ 118.608282][ C0] ? __pfx_call_timer_fn+0x10/0x10 [ 118.608314][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 118.608332][ C0] ? __pfx_vub300_inactivity_timer_expired+0x10/0x10 [ 118.608367][ C0] __run_timer_base+0x67b/0x9b0 [ 118.608401][ C0] ? __pfx___run_timer_base+0x10/0x10 [ 118.608429][ C0] ? lock_acquire+0x115/0x350 [ 118.608468][ C0] run_timer_softirq+0xb7/0x170 [ 118.608487][ C0] handle_softirqs+0x1d9/0x6c0 [ 118.608519][ C0] run_ktimerd+0x69/0x100 [ 118.608543][ C0] smpboot_thread_fn+0x57c/0xa80 [ 118.608570][ C0] ? smpboot_thread_fn+0x4e/0xa80 [ 118.608601][ C0] kthread+0x388/0x470 [ 118.608639][ C0] ? __pfx_smpboot_thread_fn+0x10/0x10 [ 118.608662][ C0] ? __pfx_kthread+0x10/0x10 [ 118.608691][ C0] ret_from_fork+0x514/0xb70 [ 118.608723][ C0] ? __pfx_ret_from_fork+0x10/0x10 [ 118.608754][ C0] ? __switch_to+0xc89/0x1420 [ 118.608779][ C0] ? __pfx_kthread+0x10/0x10 [ 118.608805][ C0] ret_from_fork_asm+0x1a/0x30 [ 118.608846][ C0] [ 118.611695][ C0] Kernel Offset: disabled