t(&(0x7f0000000100)='./bus\x00', 0x0) socketpair$unix(0x1, 0x2, 0x0, 0x0) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000bd000), 0x318, 0x0) syz_open_dev$loop(0x0, 0x0, 0x103382) memfd_create(&(0x7f0000001280)='U\xffA\x05\xd6\xe7\xfc\xa3\xb0\x04\xe2\x1b\\by\xdc2\xe3ZoL\x14\xa7\x8c\'\xa7\xcf\xff\xf0+9\xac\\\xa4\xa5=\\\xcc\xf6\xc4R\x88A\x94\xe0\xff\xff\xffX\x91\x1au\x83V\xc1H\xd3\rZ\x01!b\xc0\xaeW\xc5\x1f\xec\xfd\xe3\xc1\a\xeb\\,\x98P \xf2\xfe\xc5\xf9\xd4\x9a\x16\xa6\xb2\xde\x82\xa8\xf9\xcb{\xa9m\x83\xfb\x84\x8e\xef\xe3#\xcf$Df\x89\xe2?`\x96E=-\xd6\x91,4yEE\x1d\x81\x9c\x00\x00\x00\x00\x00\x001N\x1a\xff\xff\xff\xff\x00\x00\x00\x00\x00\x00\x00\xcc\xb8o7\t\x0e4$Lb\xf9e\x8dv\xd0Y\x86\x18\v\xd6\xf9\\-\xdc\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a4\xf2\x8c\x19\x1e\xf0\xb5_\x93\x98\xb8\xcc\xc2\xc6\x15?\xa44\xd4\x12\xed\xa1\xf1!\xbch\x94\xd6\xf0\x98u\xd0#\x95y\x10\x06^\xdf\x0563\x9dX\xdcI\x06\xfe6\x1e^\"\x90\xbf\xa7&\xa3\xb5\x8d\\\xcf\xa1T\v\xd1\x92oV\x8d\xbcGd\x82\xaeD\xe0D\x10\xa9\xdb[\\eN\xbc\xb26-\xcd\xeat\xfa)\xc8\x00\x91
0x0000003f [ 1174.345762][ T944] [ 1174.348073][ T944] Reported by Kernel Concurrency Sanitizer on: 02:03:00 executing program 2: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$ARPT_SO_SET_REPLACE(r0, 0x0, 0x60, &(0x7f0000000000)={'filter\x00', 0x4, 0x4, 0x1fffffbf, 0x0, 0x0, 0x200, 0x300, 0x306, 0x300, 0x4, 0x0, {[{{@arp={@remote, @broadcast, 0x0, 0x0, 0x0, 0x0, {@mac=@link_local={0x2, 0x80, 0xc2, 0x7}}, {}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 'bridge0\x00', 'ip6gre0\x00'}, 0xc0, 0x100}, @unspec=@RATEEST={0x40, 'RATEEST\x00', 0x0, {'syz1\x00'}}}, {{@uncond, 0xc0, 0x100}, @unspec=@RATEEST={0x40, 'RATEEST\x00', 0x0, {'syz0\x00'}}}, {{@arp={@multicast1, @initdev={0xac, 0x1e, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, {}, {}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 'veth0_vlan\x00', 'ipvlan1\x00'}, 0xc0, 0x100}, @unspec=@RATEEST={0x40, 'RATEEST\x00', 0x0, {'syz0\x00'}}}], {{'\x00', 0xc0, 0xe8}, {0x28}}}}, 0x438) ftruncate(0xffffffffffffffff, 0x0) open(0x0, 0x0, 0x0) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c00, 0xffffffffffffffff) [ 1174.354291][ T944] CPU: 0 PID: 944 Comm: syz-executor.4 Tainted: G W 6.5.0-rc5-syzkaller-00353-gae545c3283dc #0 [ 1174.365997][ T944] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023 [ 1174.376041][ T944] ================================================================== 02:03:00 executing program 0: signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f0000001c40)=[{{0x0, 0x0, 0x0}}, {{&(0x7f00000017c0)=@pptp={0x18, 0x2, {0x0, @dev}}, 0x80, &(0x7f00000018c0)=[{&(0x7f0000004380)=""/4096, 0x1000}, {&(0x7f0000001840)=""/108, 0x6c}], 0x2, &(0x7f0000001900)=""/94, 0x5e}, 0x99d9}, {{&(0x7f0000001980)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @private1}}}, 0x80, &(0x7f0000001b00)=[{&(0x7f0000001a00)=""/5, 0x5}, {&(0x7f0000001a40)=""/180, 0xb4}], 0x2, &(0x7f0000001b40)=""/211, 0xd3}}], 0x3, 0x10000, &(0x7f0000001d40)={0x77359400}) setsockopt$ARPT_SO_SET_REPLACE(r0, 0x0, 0x60, &(0x7f0000000000)={'filter\x00', 0x4, 0x4, 0x1fffffbf, 0x0, 0x8f0b, 0x200, 0x300, 0x300, 0x300, 0x4, 0x0, {[{{@arp={@remote, @broadcast, 0x0, 0x0, 0x0, 0x0, {@mac=@link_local={0x2, 0x80, 0xc2, 0x7}}, {}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 'bridge0\x00', 'ip6gre0\x00'}, 0xc0, 0x100}, @unspec=@RATEEST={0x40, 'RATEEST\x00', 0x0, {'syz1\x00'}}}, {{@uncond, 0xc0, 0x100}, @unspec=@RATEEST={0x40, 'RATEEST\x00', 0x0, {'syz0\x00'}}}, {{@arp={@multicast1, @initdev={0xac, 0x1e, 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, {}, {}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 'veth0_vlan\x00', 'ipvlan1\x00'}, 0xc0, 0x100}, @unspec=@RATEEST={0x40, 'RATEEST\x00', 0x0, {'syz0\x00'}}}], {{'\x00', 0xc0, 0xe8}, {0x28}}}}, 0x438) r1 = creat(&(0x7f0000000040)='./bus\x00', 0x0) recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0) ioctl$FS_IOC_SETVERSION(0xffffffffffffffff, 0x40087602, 0x0) ftruncate(r1, 0x800) lseek(r1, 0x200, 0x0) r2 = open(&(0x7f0000000000)='./bus\x00', 0x0, 0x0) getsockopt$inet_tcp_int(r2, 0x6, 0x0, 0x0, &(0x7f0000001240)) sendfile(r1, r2, 0x0, 0x0) pwritev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0) sendfile(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x100000000000042) creat(&(0x7f0000000100)='./bus\x00', 0x0) socketpair$unix(0x1, 0x2, 0x0, 0x0) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000bd000), 0x318, 0x0) syz_open_dev$loop(0x0, 0x0, 0x103382) memfd_create(&(0x7f0000001280)='U\xffA\x05\xd6\xe7\xfc\xa3\xb0\x04\xe2\x1b\\by\xdc2\xe3ZoL\x14\xa7\x8c\'\xa7\xcf\xff\xf0+9\xac\\\xa4\xa5=\\\xcc\xf6\xc4R\x88A\x94\xe0\xff\xff\xffX\x91\x1au\x83V\xc1H\xd3\rZ\x01!b\xc0\xaeW\xc5\x1f\xec\xfd\xe3\xc1\a\xeb\\,\x98P \xf2\xfe\xc5\xf9\xd4\x9a\x16\xa6\xb2\xde\x82\xa8\xf9\xcb{\xa9m\x83\xfb\x84\x8e\xef\xe3#\xcf$Df\x89\xe2?`\x96E=-\xd6\x91,4yEE\x1d\x81\x9c\x00\x00\x00\x00\x00\x001N\x1a\xff\xff\xff\xff\x00\x00\x00\x00\x00\x00\x00\xcc\xb8o7\t\x0e4$Lb\xf9e\x8dv\xd0Y\x86\x18\v\xd6\xf9\\-\xdc\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\a4\xf2\x8c\x19\x1e\xf0\xb5_\x93\x98\xb8\xcc\xc2\xc6\x15?\xa44\xd4\x12\xed\xa1\xf1!\xbch\x94\xd6\xf0\x98u\xd0#\x95y\x10\x06^\xdf\x0563\x9dX\xdcI\x06\xfe6\x1e^\"\x90\xbf\xa7&\xa3\xb5\x8d\\\xcf\xa1T\v\xd1\x92oV\x8d\xbcGd\x82\xaeD\xe0D\x10\xa9\xdb[\\eN\xbc\xb26-\xcd\xeat\xfa)\xc8\x00\x91