Warning: Permanently added '10.128.0.77' (ECDSA) to the list of known hosts. 2021/09/18 06:18:25 fuzzer started 2021/09/18 06:18:25 dialing manager at 10.128.0.163:35795 2021/09/18 06:18:25 syscalls: 1977 2021/09/18 06:18:25 code coverage: enabled 2021/09/18 06:18:25 comparison tracing: enabled 2021/09/18 06:18:25 extra coverage: enabled 2021/09/18 06:18:25 setuid sandbox: enabled 2021/09/18 06:18:25 namespace sandbox: enabled 2021/09/18 06:18:25 Android sandbox: enabled 2021/09/18 06:18:25 fault injection: enabled 2021/09/18 06:18:25 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2021/09/18 06:18:25 net packet injection: /dev/net/tun does not exist 2021/09/18 06:18:25 net device setup: enabled 2021/09/18 06:18:25 concurrency sanitizer: enabled 2021/09/18 06:18:25 devlink PCI setup: PCI device 0000:00:10.0 is not available 2021/09/18 06:18:25 USB emulation: /dev/raw-gadget does not exist 2021/09/18 06:18:25 hci packet injection: /dev/vhci does not exist 2021/09/18 06:18:25 wifi device emulation: /sys/class/mac80211_hwsim/ does not exist 2021/09/18 06:18:25 802.15.4 emulation: /sys/bus/platform/devices/mac802154_hwsim does not exist 2021/09/18 06:18:26 suppressing KCSAN reports in functions: 'exit_mm' 'blk_mq_rq_ctx_init' 'ext4_setattr' 'blk_mq_dispatch_rq_list' '__xa_clear_mark' 'tick_nohz_next_event' '__mark_inode_dirty' 'do_notify_parent_cldstop' 'ext4_free_inodes_count' 'do_sys_poll' 'generic_write_end' 2021/09/18 06:18:26 fetching corpus: 0, signal 0/2000 (executing program) 2021/09/18 06:18:26 fetching corpus: 48, signal 10004/13734 (executing program) 2021/09/18 06:18:26 fetching corpus: 98, signal 17434/22723 (executing program) 2021/09/18 06:18:26 fetching corpus: 148, signal 20382/27310 (executing program) 2021/09/18 06:18:26 fetching corpus: 198, signal 23186/31669 (executing program) 2021/09/18 06:18:26 fetching corpus: 248, signal 26317/36251 (executing program) 2021/09/18 06:18:26 fetching corpus: 298, signal 29768/41033 (executing program) 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fetching corpus: 5746, signal 111060/147658 (executing program) 2021/09/18 06:18:29 fetching corpus: 5796, signal 111406/147658 (executing program) 2021/09/18 06:18:29 fetching corpus: 5846, signal 111853/147658 (executing program) 2021/09/18 06:18:29 fetching corpus: 5896, signal 112117/147658 (executing program) 2021/09/18 06:18:29 fetching corpus: 5946, signal 112463/147658 (executing program) 2021/09/18 06:18:29 fetching corpus: 5996, signal 112790/147658 (executing program) 2021/09/18 06:18:29 fetching corpus: 6046, signal 113190/147658 (executing program) syzkaller login: [ 20.046888][ T1098] ================================================================== [ 20.048829][ T1098] BUG: KCSAN: data-race in do_epoll_wait / do_epoll_wait [ 20.049986][ T1098] [ 20.050489][ T1098] write to 0xffff888104ac3a18 of 8 bytes by task 1100 on cpu 1: [ 20.052060][ T1098] do_epoll_wait+0x4f1/0xf10 [ 20.052907][ T1098] __se_sys_epoll_pwait+0x12b/0x240 [ 20.054458][ T1098] __x64_sys_epoll_pwait+0x74/0x80 [ 20.055748][ T1098] do_syscall_64+0x44/0xa0 [ 20.056563][ T1098] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 20.057565][ T1098] [ 20.058097][ T1098] read to 0xffff888104ac3a18 of 8 bytes by task 1098 on cpu 0: [ 20.059684][ T1098] do_epoll_wait+0x26e/0xf10 [ 20.060697][ T1098] __se_sys_epoll_pwait+0x12b/0x240 [ 20.061857][ T1098] __x64_sys_epoll_pwait+0x74/0x80 [ 20.063031][ T1098] do_syscall_64+0x44/0xa0 [ 20.064283][ T1098] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 20.065641][ T1098] [ 20.066335][ T1098] value changed: 0xffff888104ac3a10 -> 0xffff888102955798 [ 20.071031][ T1098] [ 20.073332][ T1098] Reported by Kernel Concurrency Sanitizer on: [ 20.079458][ T1098] CPU: 0 PID: 1098 Comm: syz-fuzzer Not tainted 5.15.0-rc1-syzkaller #0 2021/09/18 06:18:29 fetching corpus: 6095, signal 113459/147670 (executing program) 2021/09/18 06:18:29 fetching corpus: 6145, signal 113651/147702 (executing program) [ 20.087780][ T1098] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 20.097818][ T1098] ================================================================== 2021/09/18 06:18:30 fetching corpus: 6195, signal 113861/147702 (executing program) 2021/09/18 06:18:30 fetching corpus: 6245, signal 114041/147702 (executing program) 2021/09/18 06:18:30 fetching corpus: 6295, signal 114631/147702 (executing program) 2021/09/18 06:18:30 fetching corpus: 6345, signal 114892/147702 (executing program) 2021/09/18 06:18:30 fetching corpus: 6395, signal 115135/147702 (executing program) 2021/09/18 06:18:30 fetching corpus: 6445, signal 115348/147702 (executing program) 2021/09/18 06:18:30 fetching corpus: 6495, signal 115563/147702 (executing program) 2021/09/18 06:18:30 fetching corpus: 6545, signal 115887/147702 (executing program) 2021/09/18 06:18:30 fetching corpus: 6595, signal 116347/147702 (executing program) 2021/09/18 06:18:30 fetching corpus: 6645, signal 116839/147702 (executing program) 2021/09/18 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fetching corpus: 12586, signal 146446/147746 (executing program) 2021/09/18 06:18:33 fetching corpus: 12622, signal 146568/147746 (executing program) 2021/09/18 06:18:33 fetching corpus: 12622, signal 146568/147746 (executing program) 2021/09/18 06:18:34 starting 6 fuzzer processes 06:18:34 executing program 2: r0 = syz_io_uring_setup(0x187, &(0x7f00000002c0), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000540)=0x0, &(0x7f0000000100)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000040)=@IORING_OP_FALLOCATE={0x11, 0x4}, 0xff) syz_io_uring_submit(r1, r2, &(0x7f0000000140)=@IORING_OP_REMOVE_BUFFERS={0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x2}}, 0x10001) r3 = mmap$IORING_OFF_SQES(&(0x7f0000ee7000/0x3000)=nil, 0x3000, 0x6, 0x11, r0, 0x10000000) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_RECV=@use_registered_buffer, 0x0) syz_io_uring_submit(r1, r3, &(0x7f0000000400)=@IORING_OP_STATX={0x15, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f00000000c0)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000a00)=@IORING_OP_RECVMSG={0xa, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}, 0x0) syz_io_uring_submit(r1, r3, &(0x7f00000001c0)=@IORING_OP_SEND={0x1a, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}, 0x0) syz_io_uring_submit(r1, r3, &(0x7f0000000180)=@IORING_OP_SPLICE, 0x0) syz_io_uring_submit(r1, r3, &(0x7f0000000200)=@IORING_OP_ACCEPT={0xd, 0x0, 0x0, 0xffffffffffffffff, 0x0}, 0x0) io_uring_enter(r0, 0x3f79, 0x0, 0x0, 0x0, 0x0) 06:18:34 executing program 5: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000280)='cgroup.controllers\x00', 0x275a, 0x0) ioctl$FS_IOC_FSSETXATTR(r0, 0x401c5820, &(0x7f0000000140)={0x20}) pwrite64(r0, &(0x7f00000002c0)='_', 0x1, 0x0) write$cgroup_int(r0, &(0x7f0000000000), 0xffffff6a) ioctl$FIBMAP(r0, 0x1, &(0x7f00000000c0)) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='memory.events\x00', 0x275a, 0x0) write$cgroup_int(r1, &(0x7f0000000380), 0x101bf) ioctl$EXT4_IOC_ALLOC_DA_BLKS(r1, 0x660c) ioctl$EXT4_IOC_MOVE_EXT(r1, 0xc028660f, &(0x7f0000001300)={0x2880008, r0, 0x0, 0x8}) 06:18:34 executing program 0: openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) openat$tcp_mem(0xffffffffffffff9c, &(0x7f0000000080)='/proc/sys/net/ipv4/tcp_wmem\x00', 0x1, 0x0) syz_open_dev$tty1(0xc, 0x4, 0x1) socket$inet(0x2, 0x4000000000000001, 0x0) mmap(&(0x7f0000ffc000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) pselect6(0x40, &(0x7f00000001c0), 0x0, &(0x7f0000000140)={0x1ff}, &(0x7f0000000200), 0x0) 06:18:34 executing program 3: r0 = socket$inet_udplite(0x2, 0x2, 0x88) setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000180)={{{@in6=@loopback, @in6=@rand_addr=' \x01\x00', 0x0, 0x0, 0x0, 0x0, 0xa, 0x0, 0xa0}}, {{@in=@loopback}, 0x0, @in=@loopback}}, 0xe8) 06:18:34 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) writev(r0, &(0x7f0000000100)=[{&(0x7f0000000000)="390000001300034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) r1 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_mreqn(r1, 0x0, 0x27, &(0x7f0000000040)={@multicast2, @loopback}, 0xc) r2 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r2, 0x8914, &(0x7f00000000c0)={'lo\x00'}) r3 = socket$inet(0x2, 0x2, 0x0) setsockopt$inet_mreqn(r3, 0x0, 0x23, &(0x7f0000000740)={@multicast2, @loopback}, 0x40) setsockopt$inet_msfilter(r3, 0x0, 0x29, &(0x7f0000000080)=ANY=[@ANYBLOB="e00000027f0007000000000002"], 0x18) close(r1) 06:18:34 executing program 1: r0 = syz_open_dev$vcsu(&(0x7f0000000000), 0x0, 0x0) mount_setattr(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000140)={0x10008e, 0x74, 0x0, {r0}}, 0x20) [ 25.141214][ T22] audit: type=1400 audit(1631945914.980:8): avc: denied { execmem } for pid=1113 comm="syz-executor.2" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 25.195447][ T1116] cgroup: Unknown subsys name 'perf_event' [ 25.201874][ T1116] cgroup: Unknown subsys name 'net_cls' [ 25.303325][ T1122] cgroup: Unknown subsys name 'perf_event' [ 25.309234][ T1122] cgroup: Unknown subsys name 'net_cls' [ 25.322880][ T1126] cgroup: Unknown subsys name 'perf_event' [ 25.328876][ T1128] cgroup: Unknown subsys name 'perf_event' [ 25.334314][ T1126] cgroup: Unknown subsys name 'net_cls' [ 25.335577][ T1129] cgroup: Unknown subsys name 'perf_event' [ 25.346472][ T1128] cgroup: Unknown subsys name 'net_cls' [ 25.351380][ T1134] cgroup: Unknown subsys name 'perf_event' [ 25.356415][ T1129] cgroup: Unknown subsys name 'net_cls' [ 25.374930][ T1134] cgroup: Unknown subsys name 'net_cls' 06:18:39 executing program 1: r0 = socket$inet6(0xa, 0x1, 0x0) bind$inet6(r0, &(0x7f0000000180)={0xa, 0x4e20, 0x0, @loopback}, 0x1c) 06:18:39 executing program 0: openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) openat$tcp_mem(0xffffffffffffff9c, &(0x7f0000000080)='/proc/sys/net/ipv4/tcp_wmem\x00', 0x1, 0x0) syz_open_dev$tty1(0xc, 0x4, 0x1) socket$inet(0x2, 0x4000000000000001, 0x0) mmap(&(0x7f0000ffc000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) pselect6(0x40, &(0x7f00000001c0), 0x0, &(0x7f0000000140)={0x1ff}, &(0x7f0000000200), 0x0) 06:18:39 executing program 2: r0 = syz_io_uring_setup(0x187, &(0x7f00000002c0), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000540)=0x0, &(0x7f0000000100)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000040)=@IORING_OP_FALLOCATE={0x11, 0x4}, 0xff) syz_io_uring_submit(r1, r2, &(0x7f0000000140)=@IORING_OP_REMOVE_BUFFERS={0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x2}}, 0x10001) r3 = mmap$IORING_OFF_SQES(&(0x7f0000ee7000/0x3000)=nil, 0x3000, 0x6, 0x11, r0, 0x10000000) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_RECV=@use_registered_buffer, 0x0) syz_io_uring_submit(r1, r3, &(0x7f0000000400)=@IORING_OP_STATX={0x15, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f00000000c0)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000a00)=@IORING_OP_RECVMSG={0xa, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}, 0x0) syz_io_uring_submit(r1, r3, &(0x7f00000001c0)=@IORING_OP_SEND={0x1a, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}, 0x0) syz_io_uring_submit(r1, r3, &(0x7f0000000180)=@IORING_OP_SPLICE, 0x0) syz_io_uring_submit(r1, r3, &(0x7f0000000200)=@IORING_OP_ACCEPT={0xd, 0x0, 0x0, 0xffffffffffffffff, 0x0}, 0x0) io_uring_enter(r0, 0x3f79, 0x0, 0x0, 0x0, 0x0) 06:18:39 executing program 1: r0 = syz_open_procfs(0x0, &(0x7f0000000040)='net/mcfilter\x00') lseek(r0, 0xc2, 0x0) lseek(r0, 0x2f, 0x0) 06:18:39 executing program 3: r0 = socket$inet_udplite(0x2, 0x2, 0x88) setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000180)={{{@in6=@loopback, @in6=@rand_addr=' \x01\x00', 0x0, 0x0, 0x0, 0x0, 0xa, 0x0, 0xa0}}, {{@in=@loopback}, 0x0, @in=@loopback}}, 0xe8) 06:18:39 executing program 0: openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) openat$tcp_mem(0xffffffffffffff9c, &(0x7f0000000080)='/proc/sys/net/ipv4/tcp_wmem\x00', 0x1, 0x0) syz_open_dev$tty1(0xc, 0x4, 0x1) socket$inet(0x2, 0x4000000000000001, 0x0) mmap(&(0x7f0000ffc000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) pselect6(0x40, &(0x7f00000001c0), 0x0, &(0x7f0000000140)={0x1ff}, &(0x7f0000000200), 0x0) [ 29.576445][ T3842] netlink: 'syz-executor.4': attribute type 4 has an invalid length. [ 29.611948][ T3842] netlink: 'syz-executor.4': attribute type 4 has an invalid length. 06:18:39 executing program 1: r0 = syz_open_procfs(0x0, &(0x7f0000000040)='net/mcfilter\x00') lseek(r0, 0xc2, 0x0) lseek(r0, 0x2f, 0x0) 06:18:39 executing program 5: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000280)='cgroup.controllers\x00', 0x275a, 0x0) ioctl$FS_IOC_FSSETXATTR(r0, 0x401c5820, &(0x7f0000000140)={0x20}) pwrite64(r0, &(0x7f00000002c0)='_', 0x1, 0x0) write$cgroup_int(r0, &(0x7f0000000000), 0xffffff6a) ioctl$FIBMAP(r0, 0x1, &(0x7f00000000c0)) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='memory.events\x00', 0x275a, 0x0) write$cgroup_int(r1, &(0x7f0000000380), 0x101bf) ioctl$EXT4_IOC_ALLOC_DA_BLKS(r1, 0x660c) ioctl$EXT4_IOC_MOVE_EXT(r1, 0xc028660f, &(0x7f0000001300)={0x2880008, r0, 0x0, 0x8}) 06:18:39 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) writev(r0, &(0x7f0000000100)=[{&(0x7f0000000000)="390000001300034700bb65e1c3e4ffff06000000010000004500000025000000190004000400ad000200000000000006040000000000000000", 0x39}], 0x1) r1 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_mreqn(r1, 0x0, 0x27, &(0x7f0000000040)={@multicast2, @loopback}, 0xc) r2 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r2, 0x8914, &(0x7f00000000c0)={'lo\x00'}) r3 = socket$inet(0x2, 0x2, 0x0) setsockopt$inet_mreqn(r3, 0x0, 0x23, &(0x7f0000000740)={@multicast2, @loopback}, 0x40) setsockopt$inet_msfilter(r3, 0x0, 0x29, &(0x7f0000000080)=ANY=[@ANYBLOB="e00000027f0007000000000002"], 0x18) close(r1) 06:18:39 executing program 3: r0 = socket$inet_udplite(0x2, 0x2, 0x88) setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000180)={{{@in6=@loopback, @in6=@rand_addr=' \x01\x00', 0x0, 0x0, 0x0, 0x0, 0xa, 0x0, 0xa0}}, {{@in=@loopback}, 0x0, @in=@loopback}}, 0xe8) 06:18:39 executing program 2: r0 = syz_io_uring_setup(0x187, &(0x7f00000002c0), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000540)=0x0, &(0x7f0000000100)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000040)=@IORING_OP_FALLOCATE={0x11, 0x4}, 0xff) syz_io_uring_submit(r1, r2, &(0x7f0000000140)=@IORING_OP_REMOVE_BUFFERS={0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x2}}, 0x10001) r3 = mmap$IORING_OFF_SQES(&(0x7f0000ee7000/0x3000)=nil, 0x3000, 0x6, 0x11, r0, 0x10000000) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_RECV=@use_registered_buffer, 0x0) syz_io_uring_submit(r1, r3, &(0x7f0000000400)=@IORING_OP_STATX={0x15, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f00000000c0)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000a00)=@IORING_OP_RECVMSG={0xa, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}, 0x0) syz_io_uring_submit(r1, r3, &(0x7f00000001c0)=@IORING_OP_SEND={0x1a, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}, 0x0) syz_io_uring_submit(r1, r3, &(0x7f0000000180)=@IORING_OP_SPLICE, 0x0) syz_io_uring_submit(r1, r3, &(0x7f0000000200)=@IORING_OP_ACCEPT={0xd, 0x0, 0x0, 0xffffffffffffffff, 0x0}, 0x0) io_uring_enter(r0, 0x3f79, 0x0, 0x0, 0x0, 0x0) 06:18:39 executing program 0: openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) openat$tcp_mem(0xffffffffffffff9c, &(0x7f0000000080)='/proc/sys/net/ipv4/tcp_wmem\x00', 0x1, 0x0) syz_open_dev$tty1(0xc, 0x4, 0x1) socket$inet(0x2, 0x4000000000000001, 0x0) mmap(&(0x7f0000ffc000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) pselect6(0x40, &(0x7f00000001c0), 0x0, &(0x7f0000000140)={0x1ff}, &(0x7f0000000200), 0x0) 06:18:39 executing program 1: r0 = syz_open_procfs(0x0, &(0x7f0000000040)='net/mcfilter\x00') lseek(r0, 0xc2, 0x0) lseek(r0, 0x2f, 0x0) 06:18:39 executing program 3: r0 = socket$inet_udplite(0x2, 0x2, 0x88) setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000180)={{{@in6=@loopback, @in6=@rand_addr=' \x01\x00', 0x0, 0x0, 0x0, 0x0, 0xa, 0x0, 0xa0}}, {{@in=@loopback}, 0x0, @in=@loopback}}, 0xe8) 06:18:39 executing program 1: r0 = syz_open_procfs(0x0, &(0x7f0000000040)='net/mcfilter\x00') lseek(r0, 0xc2, 0x0) lseek(r0, 0x2f, 0x0) 06:18:39 executing program 2: r0 = syz_io_uring_setup(0x187, &(0x7f00000002c0), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000000540)=0x0, &(0x7f0000000100)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000040)=@IORING_OP_FALLOCATE={0x11, 0x4}, 0xff) syz_io_uring_submit(r1, r2, &(0x7f0000000140)=@IORING_OP_REMOVE_BUFFERS={0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x2}}, 0x10001) r3 = mmap$IORING_OFF_SQES(&(0x7f0000ee7000/0x3000)=nil, 0x3000, 0x6, 0x11, r0, 0x10000000) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_RECV=@use_registered_buffer, 0x0) syz_io_uring_submit(r1, r3, &(0x7f0000000400)=@IORING_OP_STATX={0x15, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f00000000c0)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000a00)=@IORING_OP_RECVMSG={0xa, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}, 0x0) syz_io_uring_submit(r1, r3, &(0x7f00000001c0)=@IORING_OP_SEND={0x1a, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}, 0x0) syz_io_uring_submit(r1, r3, &(0x7f0000000180)=@IORING_OP_SPLICE, 0x0) syz_io_uring_submit(r1, r3, &(0x7f0000000200)=@IORING_OP_ACCEPT={0xd, 0x0, 0x0, 0xffffffffffffffff, 0x0}, 0x0) io_uring_enter(r0, 0x3f79, 0x0, 0x0, 0x0, 0x0) 06:18:39 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000280)='cgroup.controllers\x00', 0x275a, 0x0) ioctl$FS_IOC_FSSETXATTR(r0, 0x401c5820, &(0x7f0000000140)={0x20}) pwrite64(r0, &(0x7f00000002c0)='_', 0x1, 0x0) write$cgroup_int(r0, &(0x7f0000000000), 0xffffff6a) ioctl$FIBMAP(r0, 0x1, &(0x7f00000000c0)) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='memory.events\x00', 0x275a, 0x0) write$cgroup_int(r1, &(0x7f0000000380), 0x101bf) ioctl$EXT4_IOC_ALLOC_DA_BLKS(r1, 0x660c) ioctl$EXT4_IOC_MOVE_EXT(r1, 0xc028660f, &(0x7f0000001300)={0x2880008, r0, 0x0, 0x8})