last executing test programs: 3m55.271164176s ago: executing program 0 (id=6): syz_usb_connect(0x2, 0x2d, 0x0, 0x0) r0 = syz_open_dev$dri(&(0x7f0000000080), 0x1, 0x0) ioctl$DRM_IOCTL_WAIT_VBLANK(r0, 0xc018643a, &(0x7f00000000c0)={0x4000001, 0x71, 0x200000009}) pread64(r0, 0x0, 0x0, 0x1) 3m45.269353808s ago: executing program 0 (id=8): r0 = socket$nl_rdma(0x10, 0x3, 0x14) sendmsg$RDMA_NLDEV_CMD_DELLINK(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=ANY=[@ANYBLOB="48000000041401"], 0x48}, 0x1, 0x0, 0x0, 0x4000011}, 0x8044) 3m40.403085494s ago: executing program 0 (id=10): syz_emit_ethernet(0x4a, &(0x7f0000000440)={@local, @broadcast, @void, {@ipv6={0x86dd, @tcp={0x0, 0x6, "4dd318", 0x14, 0x6, 0x0, @private1={0xfc, 0x1, '\x00', 0x2}, @local, {[], {{0x0, 0x4001, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0x2}}}}}}}, 0x0) 3m35.860165667s ago: executing program 0 (id=11): prlimit64(0x0, 0xe, &(0x7f0000000040)={0x8, 0x20000008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000200)=0x7) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x4) openat$sw_sync(0xffffffffffffff9c, &(0x7f0000000140), 0x22400, 0x0) r3 = openat$sw_sync(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$SW_SYNC_IOC_CREATE_FENCE(r3, 0xc0285700, &(0x7f0000000100)={0x1, "5660359c3245d1c42317afad7d48ed51000000000000000100"}) 3m14.031208596s ago: executing program 0 (id=13): r0 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000000), 0x42, 0x0) write$dsp(r0, &(0x7f0000000200)='m', 0x1) r1 = syz_open_dev$sndctrl(&(0x7f0000001440), 0x0, 0x801) ioctl$SNDRV_CTL_IOCTL_PCM_PREFER_SUBDEVICE(r1, 0x40045532, &(0x7f0000000100)) r2 = syz_open_dev$sndpcmp(&(0x7f0000001200), 0x0, 0xa2c65) write$snddsp(r2, &(0x7f0000000200)="a3", 0x1) ioctl$SNDRV_PCM_IOCTL_DRAIN(r2, 0x4144, 0x0) r3 = syz_io_uring_setup(0x9ee, 0x0, &(0x7f00000000c0)=0x0, &(0x7f0000000280)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r4, 0x4, &(0x7f0000000080)=0xfffffffc, 0x0, 0x4) syz_io_uring_submit(r4, r5, &(0x7f00000002c0)=@IORING_OP_POLL_ADD={0x6, 0x0, 0x0, @fd_index=0x3}) io_uring_enter(r3, 0x7ffa, 0xba1c, 0x40, 0x0, 0x39) 3m10.821744446s ago: executing program 0 (id=14): syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = getpid() mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeef, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e) sendmmsg$unix(r2, &(0x7f0000000000), 0x400000000000041, 0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000240)=0x2) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000000)=ANY=[@ANYBLOB="300000003c000701000000000040000003"], 0x30}, 0x1, 0x0, 0x0, 0xc000}, 0xc010) sendto$inet6(0xffffffffffffffff, &(0x7f0000847fff)='X', 0x34000, 0xe0, &(0x7f000005ffe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) 2m44.816469193s ago: executing program 1 (id=15): r0 = socket$kcm(0x29, 0x5, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r1 = getpid() sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) r4 = bpf$PROG_LOAD(0x5, &(0x7f0000000580)={0x11, 0x3, &(0x7f0000000740)=@framed, &(0x7f0000000780)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000100)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x18) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) syz_io_uring_submit(0x0, 0x0, 0x0) write$cgroup_pressure(r0, &(0x7f0000000140)={'full'}, 0xfffffdef) 2m22.699683773s ago: executing program 32 (id=14): syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = getpid() mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeef, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e) sendmmsg$unix(r2, &(0x7f0000000000), 0x400000000000041, 0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000240)=0x2) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000000)=ANY=[@ANYBLOB="300000003c000701000000000040000003"], 0x30}, 0x1, 0x0, 0x0, 0xc000}, 0xc010) sendto$inet6(0xffffffffffffffff, &(0x7f0000847fff)='X', 0x34000, 0xe0, &(0x7f000005ffe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) 2m17.855410799s ago: executing program 1 (id=17): syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000480), 0xffffffffffffffff) bpf$MAP_CREATE(0x0, &(0x7f0000000400)=ANY=[@ANYBLOB="0b000000080000000c00000000000080010000", @ANYRES32, @ANYBLOB="000000000000000000da1fafd0930000000000000000000000ad27414ae281c47bb96fad8474ced3e927364666c79527f6c09498fb50ee44d7d264f41f34b0c2e7c68268", @ANYRES32=0x0, @ANYRES32, @ANYBLOB='\x00'/21], 0x48) r0 = socket$nl_rdma(0x10, 0x3, 0x14) sendmsg$RDMA_NLDEV_CMD_NEWLINK(r0, &(0x7f00000006c0)={&(0x7f0000000600)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000680)={&(0x7f0000000640)={0x38, 0x1403, 0x1, 0x70bd2d, 0x25dfdbff, "", [{{0x9, 0x2, 'syz1\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'ipvlan0\x00'}}]}, 0x38}, 0x1, 0x0, 0x0, 0x8000}, 0x2400c010) 1m40.367446928s ago: executing program 1 (id=18): r0 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000000), 0x42, 0x0) write$dsp(r0, &(0x7f0000000200)='m', 0x1) r1 = syz_open_dev$sndctrl(&(0x7f0000001440), 0x0, 0x801) ioctl$SNDRV_CTL_IOCTL_PCM_PREFER_SUBDEVICE(r1, 0x40045532, &(0x7f0000000100)) r2 = syz_open_dev$sndpcmp(&(0x7f0000001200), 0x0, 0xa2c65) write$snddsp(r2, &(0x7f0000000200)="a3", 0x1) ioctl$SNDRV_PCM_IOCTL_DRAIN(r2, 0x4144, 0x0) r3 = syz_io_uring_setup(0x9ee, 0x0, &(0x7f00000000c0)=0x0, &(0x7f0000000280)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r4, 0x4, &(0x7f0000000080)=0xfffffffc, 0x0, 0x4) syz_io_uring_submit(r4, r5, &(0x7f00000002c0)=@IORING_OP_POLL_ADD={0x6, 0x0, 0x0, @fd_index=0x3}) io_uring_enter(r3, 0x7ffa, 0xba1c, 0x40, 0x0, 0x39) 1m36.061654721s ago: executing program 1 (id=19): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x81, 0x88}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000180)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbee2, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs={0x0, 0x0, 0x4e21}, 0x6e) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) getsockname(0xffffffffffffffff, 0x0, &(0x7f0000001540)) mount(&(0x7f0000000000)=@sg0, &(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)='nfs\x00', 0x0, 0x0) 1m13.014533189s ago: executing program 1 (id=20): prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) r3 = bpf$PROG_LOAD(0x5, &(0x7f0000000580)={0x11, 0x3, &(0x7f0000000740)=@framed, &(0x7f0000000780)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000100)={&(0x7f0000000080)='sched_switch\x00', r3}, 0x18) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = syz_io_uring_setup(0x204, &(0x7f0000000480)={0x0, 0xbe09, 0x800, 0x0, 0x31e}, &(0x7f00000000c0)=0x0, &(0x7f0000000100)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r5, 0x4, &(0x7f0000000180)=0xfffffffc, 0x0, 0x4) syz_io_uring_submit(r5, r6, &(0x7f0000000040)=@IORING_OP_TIMEOUT_REMOVE={0xc, 0xb, 0x0, 0x0, 0x0, 0x23456, 0x0, 0x0, 0x1}) io_uring_enter(r4, 0x4, 0xfcc0, 0x41, 0x0, 0x0) 46.822046094s ago: executing program 1 (id=21): accept4$unix(0xffffffffffffffff, 0x0, 0x0, 0x80800) setsockopt$inet6_mtu(0xffffffffffffffff, 0x29, 0x17, 0x0, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r0, &(0x7f0000000400)=@abs={0x0, 0x0, 0x4e23}, 0x6e) sendmmsg$unix(r1, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r0, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r2 = socket$alg(0x26, 0x5, 0x0) bind$alg(r2, &(0x7f0000000240)={0x26, 'hash\x00', 0x0, 0x0, 'michael_mic-generic\x00'}, 0x58) setsockopt$ALG_SET_KEY(r2, 0x117, 0x1, &(0x7f0000000040)="4dc07f9471633078", 0x8) r3 = accept4(r2, 0x0, 0x0, 0x80000) r4 = dup(r3) r5 = accept4(r4, 0x0, 0x0, 0x0) sendmmsg$unix(r5, &(0x7f0000000080)=[{{0x0, 0x8d, &(0x7f00000009c0)=[{&(0x7f0000000480)='Y', 0xff8d}, {&(0x7f0000000100)="d5", 0xf4240}], 0x2}}], 0x1, 0x0) 0s ago: executing program 33 (id=21): accept4$unix(0xffffffffffffffff, 0x0, 0x0, 0x80800) setsockopt$inet6_mtu(0xffffffffffffffff, 0x29, 0x17, 0x0, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r0, &(0x7f0000000400)=@abs={0x0, 0x0, 0x4e23}, 0x6e) sendmmsg$unix(r1, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r0, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r2 = socket$alg(0x26, 0x5, 0x0) bind$alg(r2, &(0x7f0000000240)={0x26, 'hash\x00', 0x0, 0x0, 'michael_mic-generic\x00'}, 0x58) setsockopt$ALG_SET_KEY(r2, 0x117, 0x1, &(0x7f0000000040)="4dc07f9471633078", 0x8) r3 = accept4(r2, 0x0, 0x0, 0x80000) r4 = dup(r3) r5 = accept4(r4, 0x0, 0x0, 0x0) sendmmsg$unix(r5, &(0x7f0000000080)=[{{0x0, 0x8d, &(0x7f00000009c0)=[{&(0x7f0000000480)='Y', 0xff8d}, {&(0x7f0000000100)="d5", 0xf4240}], 0x2}}], 0x1, 0x0) kernel console output (not intermixed with test programs): Warning: Permanently added '[localhost]:49333' (ED25519) to the list of known hosts. syzkaller login: [ 344.798317][ T3198] cgroup: Unknown subsys name 'net' [ 345.470446][ T3198] cgroup: Unknown subsys name 'cpuset' [ 345.577749][ T3198] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 405.935016][ T9] sched: DL replenish lagged too much [ 405.960167][ T3198] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 520.026266][ T3204] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 520.107534][ T3204] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 522.894313][ T3206] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 522.986008][ T3206] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 533.887446][ T3204] hsr_slave_0: entered promiscuous mode [ 533.944819][ T3204] hsr_slave_1: entered promiscuous mode [ 535.915007][ T3206] hsr_slave_0: entered promiscuous mode [ 535.933571][ T3206] hsr_slave_1: entered promiscuous mode [ 535.945250][ T3206] debugfs: 'hsr0' already exists in 'hsr' [ 535.947100][ T3206] Cannot create hsr debugfs directory [ 542.086942][ T3204] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 542.235276][ T3204] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 542.386088][ T3204] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 542.780215][ T3204] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 544.025871][ T3206] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 544.285706][ T3206] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 544.406965][ T3206] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 544.538422][ T3206] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 551.087726][ T3204] 8021q: adding VLAN 0 to HW filter on device bond0 [ 554.542558][ T3206] 8021q: adding VLAN 0 to HW filter on device bond0 [ 583.407142][ T3204] veth0_vlan: entered promiscuous mode [ 583.746633][ T3204] veth1_vlan: entered promiscuous mode [ 585.528429][ T3204] veth0_macvtap: entered promiscuous mode [ 586.098872][ T3204] veth1_macvtap: entered promiscuous mode [ 587.944256][ T12] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 587.990138][ T12] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 588.056373][ T12] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 588.058642][ T12] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 591.006221][ T3204] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 592.727615][ T3206] veth0_vlan: entered promiscuous mode [ 593.009979][ T3206] veth1_vlan: entered promiscuous mode [ 594.517296][ T3206] veth0_macvtap: entered promiscuous mode [ 594.889024][ T3206] veth1_macvtap: entered promiscuous mode [ 596.329316][ T3906] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 596.341884][ T3906] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 596.343459][ T3906] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 596.345031][ T3906] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 635.695128][ T3935] netlink: 56 bytes leftover after parsing attributes in process `syz.0.8'. [ 640.235478][ T24] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 640.739433][ T24] usb 2-1: Using ep0 maxpacket: 8 [ 641.035348][ T24] usb 2-1: config 168 descriptor has 1 excess byte, ignoring [ 641.038336][ T24] usb 2-1: config 168 interface 0 altsetting 0 endpoint 0x3 has an invalid bInterval 255, changing to 11 [ 641.063425][ T24] usb 2-1: config 168 interface 0 altsetting 0 has an endpoint descriptor with address 0xFF, changing to 0x8F [ 641.066482][ T24] usb 2-1: config 168 interface 0 altsetting 0 endpoint 0x8F has an invalid bInterval 0, changing to 7 [ 641.068506][ T24] usb 2-1: config 168 interface 0 altsetting 0 endpoint 0x8F has invalid maxpacket 59391, setting to 1024 [ 641.177270][ T24] usb 2-1: config 168 descriptor has 1 excess byte, ignoring [ 641.179370][ T24] usb 2-1: config 168 interface 0 altsetting 0 endpoint 0x3 has an invalid bInterval 255, changing to 11 [ 641.198258][ T24] usb 2-1: config 168 interface 0 altsetting 0 has an endpoint descriptor with address 0xFF, changing to 0x8F [ 641.200575][ T24] usb 2-1: config 168 interface 0 altsetting 0 endpoint 0x8F has an invalid bInterval 0, changing to 7 [ 641.213867][ T24] usb 2-1: config 168 interface 0 altsetting 0 endpoint 0x8F has invalid maxpacket 59391, setting to 1024 [ 641.294795][ T24] usb 2-1: config 168 descriptor has 1 excess byte, ignoring [ 641.296991][ T24] usb 2-1: config 168 interface 0 altsetting 0 endpoint 0x3 has an invalid bInterval 255, changing to 11 [ 641.298877][ T24] usb 2-1: config 168 interface 0 altsetting 0 has an endpoint descriptor with address 0xFF, changing to 0x8F [ 641.323072][ T24] usb 2-1: config 168 interface 0 altsetting 0 endpoint 0x8F has an invalid bInterval 0, changing to 7 [ 641.325322][ T24] usb 2-1: config 168 interface 0 altsetting 0 endpoint 0x8F has invalid maxpacket 59391, setting to 1024 [ 641.728936][ T24] usb 2-1: string descriptor 0 read error: -22 [ 641.738358][ T24] usb 2-1: New USB device found, idVendor=0a07, idProduct=0064, bcdDevice=40.6e [ 641.740272][ T24] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 642.536269][ T24] adutux 2-1:168.0: ADU100 now attached to /dev/usb/adutux0 [ 643.529473][ T3924] usb 2-1: USB disconnect, device number 2 [ 731.228658][ T3266] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 732.847072][ T3266] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 733.990359][ T3266] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 735.114403][ T3266] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 736.258839][ T3977] infiniband syz1: set down [ 736.273821][ T3977] infiniband syz1: added ipvlan0 [ 736.385553][ T3977] syz1: rxe_create_cq: returned err = -12 [ 736.397578][ T3977] infiniband syz1: Couldn't create ib_mad CQ [ 736.416313][ T3977] infiniband syz1: Couldn't open port 1 [ 737.203384][ T3977] RDS/IB: syz1: added [ 737.207412][ T3977] smc: adding ib device syz1 with port count 1 [ 737.209283][ T3977] smc: ib device syz1 port 1 has pnetid [ 743.363536][ T3266] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 743.447847][ T3266] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 743.505124][ T3266] bond0 (unregistering): Released all slaves [ 770.325403][ T3266] hsr_slave_0: left promiscuous mode [ 770.411792][ T3266] hsr_slave_1: left promiscuous mode [ 773.701978][ T3266] veth1_macvtap: left promiscuous mode [ 773.839232][ T3266] veth0_macvtap: left promiscuous mode [ 773.879540][ T3266] veth1_vlan: left promiscuous mode [ 773.947957][ T3266] veth0_vlan: left promiscuous mode [ 830.584034][ T3980] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 830.926073][ T3980] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 847.899454][ T3980] hsr_slave_0: entered promiscuous mode [ 847.988956][ T3980] hsr_slave_1: entered promiscuous mode [ 848.058378][ T3980] debugfs: 'hsr0' already exists in 'hsr' [ 848.060258][ T3980] Cannot create hsr debugfs directory [ 861.001834][ T3980] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 861.145542][ T3980] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 861.400234][ T3980] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 861.675016][ T3980] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 878.036130][ T3266] netdevsim netdevsim1 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 879.537097][ T3266] netdevsim netdevsim1 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 881.138916][ T3266] netdevsim netdevsim1 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 882.395574][ T3266] netdevsim netdevsim1 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 892.688563][ T3266] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 892.784815][ T3266] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 892.835803][ T3266] bond0 (unregistering): Released all slaves [ 894.264984][ T3980] 8021q: adding VLAN 0 to HW filter on device bond0 [ 902.202058][ T3266] hsr_slave_0: left promiscuous mode [ 902.235642][ T3266] hsr_slave_1: left promiscuous mode [ 902.541815][ T3266] veth1_macvtap: left promiscuous mode [ 902.544601][ T3266] veth0_macvtap: left promiscuous mode [ 902.564340][ T3266] veth1_vlan: left promiscuous mode [ 902.566380][ T3266] veth0_vlan: left promiscuous mode [ 910.125653][ T3395] smc: removing ib device syz1 [ 920.739618][ T3923] ================================================================== [ 920.742255][ T3923] BUG: KASAN: slab-use-after-free in __ethtool_get_link_ksettings+0x182/0x198 [ 920.745394][ T3923] Read of size 8 at addr ffffaf80119ce2e8 by task kworker/0:4/3923 [ 920.746977][ T3923] [ 920.749723][ T3923] CPU: 0 UID: 0 PID: 3923 Comm: kworker/0:4 Not tainted syzkaller #0 PREEMPT [ 920.750341][ T3923] Hardware name: riscv-virtio,qemu (DT) [ 920.751016][ T3923] Workqueue: events smc_ib_port_event_work [ 920.751964][ T3923] Call Trace: [ 920.752342][ T3923] [] dump_backtrace+0x2e/0x3c [ 920.752935][ T3923] [] show_stack+0x30/0x3c [ 920.753323][ T3923] [] dump_stack_lvl+0x12e/0x1a6 [ 920.753884][ T3923] [] print_report+0x28e/0x5a2 [ 920.754361][ T3923] [] kasan_report+0xf0/0x214 [ 920.754844][ T3923] [] __asan_report_load8_noabort+0x12/0x1a [ 920.755396][ T3923] [] __ethtool_get_link_ksettings+0x182/0x198 [ 920.756019][ T3923] [] ipvlan_ethtool_get_link_ksettings+0x46/0x5c [ 920.756622][ T3923] [] __ethtool_get_link_ksettings+0xf8/0x198 [ 920.757185][ T3923] [] ib_get_eth_speed+0x13a/0xb9c [ 920.757791][ T3923] [] rxe_query_port+0x124/0x2e6 [ 920.758298][ T3923] [] ib_query_port+0x3f2/0x862 [ 920.758771][ T3923] [] smc_ib_port_event_work+0x140/0xb88 [ 920.759178][ T3923] [] process_one_work+0x96a/0x1f32 [ 920.759730][ T3923] [] worker_thread+0x5ce/0xde8 [ 920.760222][ T3923] [] kthread+0x39c/0x7d4 [ 920.760659][ T3923] [] ret_from_fork_kernel+0x2a/0xbb4 [ 920.761104][ T3923] [] ret_from_fork_kernel_asm+0x16/0x18 [ 920.761933][ T3923] [ 920.775670][ T3923] Allocated by task 3204: [ 920.776654][ T3923] stack_trace_save+0xa0/0xd2 [ 920.777827][ T3923] kasan_save_stack+0x3e/0x6a [ 920.778812][ T3923] kasan_save_track+0x16/0x28 [ 920.779853][ T3923] kasan_save_alloc_info+0x30/0x3e [ 920.781095][ T3923] __kasan_kmalloc+0xa0/0xa6 [ 920.782053][ T3923] __kvmalloc_node_noprof+0x27a/0x6ac [ 920.783136][ T3923] alloc_netdev_mqs+0xcc/0x1204 [ 920.784207][ T3923] rtnl_create_link+0xb2a/0xe54 [ 920.785146][ T3923] rtnl_newlink+0xb54/0x1d78 [ 920.786085][ T3923] rtnetlink_rcv_msg+0x9e2/0xdbe [ 920.787031][ T3923] netlink_rcv_skb+0x206/0x3be [ 920.787984][ T3923] rtnetlink_rcv+0x26/0x30 [ 920.788931][ T3923] netlink_unicast+0x544/0x88a [ 920.789860][ T3923] netlink_sendmsg+0x860/0xdd8 [ 920.790967][ T3923] __sock_sendmsg+0xcc/0x160 [ 920.791940][ T3923] __sys_sendto+0x27a/0x34e [ 920.792862][ T3923] __riscv_sys_sendto+0xc0/0x158 [ 920.793781][ T3923] syscall_handler+0x94/0x118 [ 920.794737][ T3923] do_trap_ecall_u+0x396/0x530 [ 920.795829][ T3923] handle_exception+0x146/0x152 [ 920.797002][ T3923] [ 920.797558][ T3923] Freed by task 3266: [ 920.798234][ T3923] stack_trace_save+0xa0/0xd2 [ 920.799250][ T3923] kasan_save_stack+0x3e/0x6a [ 920.800250][ T3923] kasan_save_track+0x16/0x28 [ 920.801205][ T3923] kasan_save_free_info+0x40/0x5a [ 920.802235][ T3923] __kasan_slab_free+0x4a/0x62 [ 920.803202][ T3923] kfree+0x252/0x4da [ 920.804168][ T3923] kvfree+0x28/0x32 [ 920.805120][ T3923] netdev_release+0x84/0xb0 [ 920.806106][ T3923] device_release+0x90/0x21c [ 920.807169][ T3923] kobject_put+0x238/0x4f0 [ 920.808247][ T3923] netdev_run_todo+0x6a6/0x10b4 [ 920.809209][ T3923] rtnl_unlock+0x14/0x1c [ 920.810043][ T3923] default_device_exit_batch+0x67c/0x8b0 [ 920.811119][ T3923] ops_undo_list+0x3e8/0x9dc [ 920.812214][ T3923] cleanup_net+0x3e0/0x7ce [ 920.813283][ T3923] process_one_work+0x96a/0x1f32 [ 920.814244][ T3923] worker_thread+0x5ce/0xde8 [ 920.815222][ T3923] kthread+0x39c/0x7d4 [ 920.816140][ T3923] ret_from_fork_kernel+0x2a/0xbb4 [ 920.817076][ T3923] ret_from_fork_kernel_asm+0x16/0x18 [ 920.818183][ T3923] [ 920.818821][ T3923] The buggy address belongs to the object at ffffaf80119ce000 [ 920.818821][ T3923] which belongs to the cache kmalloc-cg-4k of size 4096 [ 920.820390][ T3923] The buggy address is located 744 bytes inside of [ 920.820390][ T3923] freed 4096-byte region [ffffaf80119ce000, ffffaf80119cf000) [ 920.821854][ T3923] [ 920.822494][ T3923] The buggy address belongs to the physical page: [ 920.824674][ T3923] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x919c8 [ 920.826269][ T3923] head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 920.827578][ T3923] flags: 0xffe000000000040(head|node=0|zone=0|lastcpupid=0x7ff) [ 920.829432][ T3923] page_type: f5(slab) [ 920.831187][ T3923] raw: 0ffe000000000040 ffffaf80118093c0 dead000000000100 dead000000000122 [ 920.832171][ T3923] raw: 0000000000000000 0000000000040004 00000000f5000000 0000000000000000 [ 920.833414][ T3923] head: 0ffe000000000040 ffffaf80118093c0 dead000000000100 dead000000000122 [ 920.834502][ T3923] head: 0000000000000000 0000000000040004 00000000f5000000 0000000000000000 [ 920.835649][ T3923] head: 0ffe000000000003 ffff8d8000467201 00000000ffffffff 00000000ffffffff [ 920.836814][ T3923] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000008 [ 920.837931][ T3923] page dumped because: kasan: bad access detected [ 920.839104][ T3923] page_owner tracks the page as allocated [ 920.840049][ T3923] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 3206, tgid 3206 (syz-executor), ts 536250020000, free_ts 450212347600 [ 920.842249][ T3923] __set_page_owner+0x94/0x4a8 [ 920.843231][ T3923] post_alloc_hook+0xdc/0x1ba [ 920.844290][ T3923] get_page_from_freelist+0x7fa/0x359a [ 920.845370][ T3923] __alloc_frozen_pages_noprof+0x22e/0x2120 [ 920.846526][ T3923] alloc_pages_mpol+0x1fa/0x5bc [ 920.847507][ T3923] alloc_frozen_pages_noprof+0x174/0x2f0 [ 920.848596][ T3923] new_slab+0x27c/0x37e [ 920.849559][ T3923] ___slab_alloc+0xb54/0x112a [ 920.850657][ T3923] __slab_alloc.constprop.0+0x60/0xb0 [ 920.851816][ T3923] __kmalloc_cache_noprof+0xd2/0x3d4 [ 920.852867][ T3923] ipv6_add_dev+0x612/0x15b0 [ 920.853697][ T3923] addrconf_notify+0x4b6/0x187a [ 920.854598][ T3923] notifier_call_chain+0xa8/0x5f2 [ 920.855733][ T3923] raw_notifier_call_chain+0x2a/0x38 [ 920.856865][ T3923] call_netdevice_notifiers_info+0xbe/0x146 [ 920.858057][ T3923] register_netdevice+0x160c/0x222c [ 920.859279][ T3923] page last free pid 3196 tgid 3196 stack trace: [ 920.860144][ T3923] __reset_page_owner+0x78/0x1ba [ 920.861097][ T3923] __free_frozen_pages+0x836/0x145e [ 920.862119][ T3923] free_frozen_pages+0xe/0x16 [ 920.863131][ T3923] __free_slab+0xc0/0x18a [ 920.864098][ T3923] free_slab+0x3a/0x1b0 [ 920.865038][ T3923] __put_partials+0x172/0x1e0 [ 920.865965][ T3923] put_cpu_partial+0x17c/0x296 [ 920.866590][ T3923] __slab_free+0x1ea/0x2d2 [ 920.867236][ T3923] ___cache_free+0x1a4/0x1de [ 920.867887][ T3923] qlist_free_all+0x76/0x168 [ 920.868460][ T3923] kasan_quarantine_reduce+0x158/0x1ba [ 920.869075][ T3923] __kasan_slab_alloc+0x5c/0x82 [ 920.869605][ T3923] kmem_cache_alloc_noprof+0x104/0x3bc [ 920.870225][ T3923] __pte_alloc+0xf6/0x692 [ 920.870820][ T3923] __handle_mm_fault+0x4408/0x58e8 [ 920.871463][ T3923] handle_mm_fault+0x49c/0x8aa [ 920.872362][ T3923] [ 920.872713][ T3923] Memory state around the buggy address: [ 920.873970][ T3923] ffffaf80119ce180: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 920.874974][ T3923] ffffaf80119ce200: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 920.876011][ T3923] >ffffaf80119ce280: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 920.876900][ T3923] ^ [ 920.877903][ T3923] ffffaf80119ce300: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 920.878841][ T3923] ffffaf80119ce380: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 920.879854][ T3923] ================================================================== SYZFAIL: failed to recv rpc fd=3 want=4 recv=0 n=0 (errno 9: Bad file descriptor) [ 921.060169][ T3923] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 921.062423][ T3923] CPU: 0 UID: 0 PID: 3923 Comm: kworker/0:4 Not tainted syzkaller #0 PREEMPT [ 921.063715][ T3923] Hardware name: riscv-virtio,qemu (DT) [ 921.064569][ T3923] Workqueue: events smc_ib_port_event_work [ 921.065808][ T3923] Call Trace: [ 921.066472][ T3923] [] dump_backtrace+0x2e/0x3c [ 921.067738][ T3923] [] show_stack+0x30/0x3c [ 921.068755][ T3923] [] dump_stack_lvl+0x110/0x1a6 [ 921.070007][ T3923] [] dump_stack+0x1c/0x24 [ 921.071229][ T3923] [] vpanic+0x368/0x74e [ 921.072284][ T3923] [] trace_suspend_resume+0x0/0x2de [ 921.073324][ T3923] [] check_panic_on_warn+0xc0/0xe4 [ 921.074342][ T3923] [] end_report.part.0+0x4e/0xae [ 921.075461][ T3923] [] kasan_report+0x13a/0x214 [ 921.076599][ T3923] [] __asan_report_load8_noabort+0x12/0x1a [ 921.077875][ T3923] [] __ethtool_get_link_ksettings+0x182/0x198 [ 921.079154][ T3923] [] ipvlan_ethtool_get_link_ksettings+0x46/0x5c [ 921.080530][ T3923] [] __ethtool_get_link_ksettings+0xf8/0x198 [ 921.081857][ T3923] [] ib_get_eth_speed+0x13a/0xb9c [ 921.083098][ T3923] [] rxe_query_port+0x124/0x2e6 [ 921.084263][ T3923] [] ib_query_port+0x3f2/0x862 [ 921.085361][ T3923] [] smc_ib_port_event_work+0x140/0xb88 [ 921.086474][ T3923] [] process_one_work+0x96a/0x1f32 [ 921.087704][ T3923] [] worker_thread+0x5ce/0xde8 [ 921.088886][ T3923] [] kthread+0x39c/0x7d4 [ 921.089991][ T3923] [] ret_from_fork_kernel+0x2a/0xbb4 [ 921.091102][ T3923] [] ret_from_fork_kernel_asm+0x16/0x18 [ 921.092821][ T3923] SMP: stopping secondary CPUs [ 921.096053][ T3923] Rebooting in 86400 seconds.. VM DIAGNOSIS: 03:47:14 Registers: info registers vcpu 0 CPU#0 V = 0 pc ffffffff80304ffe mhartid 0000000000000000 mstatus 0000000a000000a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000220 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000444 medeleg 0000000000f0b509 hedeleg 000000000000b10d mtvec 00000000800004f0 stvec ffffffff864444bc vstvec 0000000000000000 mepc ffffffff80079bf4 sepc ffffffff8643fe36 vsepc 0000000000000000 mcause 8000000000000003 scause 8000000000000001 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 000000008004a000 sscratch 0000000000000000 satp 900660000009db50 x0/zero 0000000000000000 x1/ra ffffffff80304ff8 x2/sp ffff8f800d326d90 x3/gp ffffffff89e9c4c0 x4/tp ffffaf801b388000 x5/t0 ffff8f800d326e00 x6/t1 0000000000000054 x7/t2 7320666f20646165 x8/s0 ffff8f800d326ee0 x9/s1 ffff8f800d326f60 x10/a0 ffffffff9105efa0 x11/a1 000000000000000a x12/a2 0000000000000000 x13/a3 ffffffff80304ff8 x14/a4 0000000000000000 x15/a5 ffffaf801b389000 x16/a6 0000000000000003 x17/a7 ffff8f800d326d67 x18/s2 0000000000000000 x19/s3 ffffffff9105efa0 x20/s4 0000000000000000 x21/s5 0000000000000017 x22/s6 0000000000000000 x23/s7 0000000000000800 x24/s8 ffff8f800d326df0 x25/s9 0000000000000000 x26/s10 00000000000007e7 x27/s11 1ffff1f001a64dee x28/t3 ffff8f800d326e00 x29/t4 ffff8f800d326e00 x30/t5 fffff1ef01a64dad x31/t6 ffff8f800d326e06 fcsr 0000000000000000 f0/ft0 0000000000000000 f1/ft1 0000000000000000 f2/ft2 0000000000000000 f3/ft3 0000000000000000 f4/ft4 0000000000000000 f5/ft5 0000000000000000 f6/ft6 0000000000000000 f7/ft7 0000000000000000 f8/fs0 0000000000000000 f9/fs1 0000000000000000 f10/fa0 0000000000000000 f11/fa1 0000000000000000 f12/fa2 0000000000000000 f13/fa3 0000000000000000 f14/fa4 0000000000000000 f15/fa5 0000000000000000 f16/fa6 0000000000000000 f17/fa7 0000000000000000 f18/fs2 0000000000000000 f19/fs3 0000000000000000 f20/fs4 0000000000000000 f21/fs5 0000000000000000 f22/fs6 0000000000000000 f23/fs7 0000000000000000 f24/fs8 0000000000000000 f25/fs9 0000000000000000 f26/fs10 0000000000000000 f27/fs11 0000000000000000 f28/ft8 0000000000000000 f29/ft9 0000000000000000 f30/ft10 0000000000000000 f31/ft11 0000000000000000 info registers vcpu 1 CPU#1 V = 0 pc 000000008001c2de mhartid 0000000000000001 mstatus 0000000a00000820 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000000 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000444 medeleg 0000000000f0b509 hedeleg 000000000000b10d mtvec 00000000800004f0 stvec ffffffff864444bc vstvec 0000000000000000 mepc ffffffff80090a16 sepc 00007fffb6703408 vsepc 0000000000000000 mcause 0000000000000009 scause 0000000000000008 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080048000 sscratch 0000000000000000 satp 900660000009db50 x0/zero 0000000000000000 x1/ra 000000008000135a x2/sp 0000000080047d18 x3/gp ffffffff89e9c4c0 x4/tp ffffaf801c189a40 x5/t0 0000000000000000 x6/t1 fffff5ef0dd9fbf4 x7/t2 ffffffff86a06910 x8/s0 0000000080047d28 x9/s1 0000000080047d68 x10/a0 0000000000000000 x11/a1 000000008004a150 x12/a2 0000000000000040 x13/a3 0000000000000000 x14/a4 0000000000000001 x15/a5 0000000002000000 x16/a6 0000000080040cd8 x17/a7 0000000000735049 x18/s2 0000000080043020 x19/s3 0000000080043028 x20/s4 0000000080048000 x21/s5 000000000000007f x22/s6 0000000080043268 x23/s7 0000000080043270 x24/s8 0000000000000000 x25/s9 000000008004a000 x26/s10 0000000000000150 x27/s11 0000000000000000 x28/t3 9bd0c18d00000000 x29/t4 fffff5ef0dd9fbf4 x30/t5 fffff5ef0dd9fbf5 x31/t6 0000000000000002 fcsr 0000000000000000 f0/ft0 0000000000000000 f1/ft1 0000000000000000 f2/ft2 0000000000000000 f3/ft3 0000000000000000 f4/ft4 0000000000000000 f5/ft5 0000000000000000 f6/ft6 0000000000000000 f7/ft7 0000000000000000 f8/fs0 0000000000000000 f9/fs1 0000000000000000 f10/fa0 0000000000000000 f11/fa1 0000000000000000 f12/fa2 0000000000000000 f13/fa3 0000000000000000 f14/fa4 0000000000000000 f15/fa5 0000000000000000 f16/fa6 0000000000000000 f17/fa7 0000000000000000 f18/fs2 0000000000000000 f19/fs3 0000000000000000 f20/fs4 0000000000000000 f21/fs5 0000000000000000 f22/fs6 0000000000000000 f23/fs7 0000000000000000 f24/fs8 0000000000000000 f25/fs9 0000000000000000 f26/fs10 0000000000000000 f27/fs11 0000000000000000 f28/ft8 0000000000000000 f29/ft9 0000000000000000 f30/ft10 0000000000000000 f31/ft11 0000000000000000