last executing test programs: 2m53.939182168s ago: executing program 2 (id=69343): rt_sigaction(0xd, 0x0, 0x0, 0x8, &(0x7f0000000300)) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) write$UHID_CREATE2(r1, &(0x7f0000000340)=ANY=[@ANYRES32, @ANYRES8, @ANYRES8=r1, @ANYRES64=r0], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x11, r1, 0x0) ioctl$KVM_X86_SETUP_MCE(r1, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f25, 0x4}) sendmmsg$inet6(r0, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmmsg$inet6(r2, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f27, 0x4}) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) write(r3, 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmmsg$inet6(r4, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) r5 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_inet_SIOCDARP(r5, 0x8953, &(0x7f00000000c0)={{0x2, 0x4e23, @local}, {0x0, @broadcast}, 0x0, {0x2, 0x4e20, @initdev={0xac, 0x1e, 0x0, 0x0}}, 'ip6erspan0\x00'}) 2m53.895168672s ago: executing program 2 (id=69346): rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0x44000004, 0x0, {[0x2]}}, 0x0, 0x8, &(0x7f0000000300)) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x11, r1, 0x0) ioctl$KVM_X86_SETUP_MCE(r1, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f25, 0x4}) sendmmsg$inet6(r0, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f27, 0x4}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) write(r2, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmmsg$inet6(r3, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) r4 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_inet_SIOCDARP(r4, 0x8953, &(0x7f00000000c0)={{0x2, 0x4e23, @local}, {0x0, @broadcast}, 0x0, {0x2, 0x4e20, @initdev={0xac, 0x1e, 0x0, 0x0}}, 'ip6erspan0\x00'}) 2m53.860913735s ago: executing program 2 (id=69350): rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0x44000004, 0x0, {[0x2]}}, 0x0, 0x8, &(0x7f0000000300)) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) write$UHID_CREATE2(r1, &(0x7f0000000340)=ANY=[@ANYRES32, @ANYRES8, @ANYRES8=r1, @ANYRES64=r0], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x11, r1, 0x0) ioctl$KVM_X86_SETUP_MCE(r1, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f25, 0x4}) ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f27, 0x4}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) write(r2, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmmsg$inet6(r3, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) sendto(r3, 0x0, 0x0, 0x1, 0x0, 0x0) ioctl$sock_inet_SIOCDARP(0xffffffffffffffff, 0x8953, &(0x7f00000000c0)={{0x2, 0x4e23, @local}, {0x0, @broadcast}, 0x0, {0x2, 0x4e20, @initdev={0xac, 0x1e, 0x0, 0x0}}, 'ip6erspan0\x00'}) 2m53.80997449s ago: executing program 2 (id=69351): rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c12020", 0x44000004, 0x0, {[0x10000003]}}, 0x0, 0x8, &(0x7f0000000300)) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) write$UHID_CREATE2(r1, &(0x7f0000000340)=ANY=[@ANYRES32, @ANYRES8, @ANYRES8=r1, @ANYRES64=r0], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x11, r1, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f26, 0x4}) sendmmsg$inet6(r2, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmmsg$inet6(r3, &(0x7f0000006040)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmmsg$inet6(r4, &(0x7f0000000480)=[{{0x0, 0x0, 0x0, 0x0, &(0x7f0000000580)=ANY=[], 0x460}}], 0x1, 0x4) r5 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_REPAIR(r5, 0x6, 0x13, 0x0, 0x0) 2m53.809569771s ago: executing program 2 (id=69353): rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0x44000004, 0x0, {[0x2]}}, 0x0, 0x8, &(0x7f0000000300)) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) write$UHID_CREATE2(r1, &(0x7f0000000340)=ANY=[@ANYRES32, @ANYRES8, @ANYRES8=r1, @ANYRES64=r0], 0x118) madvise(&(0x7f0000000000/0x800000)=nil, 0x800000, 0xe) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1) timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004}, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x11, r1, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) mkdir(&(0x7f00000003c0)='./file0\x00', 0x21) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x0) mount(0x0, &(0x7f0000000180)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x1214040, 0x0) mkdir(&(0x7f0000000200)='./bus\x00', 0x10) mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000100)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]}) chroot(&(0x7f0000000000)='./bus\x00') syz_open_dev$tty1(0xc, 0x4, 0x1) openat$fuse(0xffffffffffffff9c, &(0x7f0000000040), 0x42, 0x0) ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f27, 0x4}) sendmmsg$inet6(r2, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) syz_open_procfs(0x0, &(0x7f0000000140)='numa_maps\x00') ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f26, 0x4}) sendmmsg$inet6(r3, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) syz_clone(0x80020000, 0x0, 0x0, 0x0, 0x0, 0x0) 2m53.735570518s ago: executing program 2 (id=69356): rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0x44000004, 0x0, {[0x2]}}, 0x0, 0x8, &(0x7f0000000300)) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) write$UHID_CREATE2(r1, &(0x7f0000000340)=ANY=[@ANYRES32, @ANYRES8, @ANYRES8=r1, @ANYRES64=r0], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x11, r1, 0x0) ioctl$KVM_X86_SETUP_MCE(r1, 0x4008ae9c, 0x0) sendmmsg$inet6(r0, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmmsg$inet6(r2, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) syz_open_procfs(0x0, &(0x7f0000000000)='fd/3\x00') ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f27, 0x4}) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) write(r3, 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmmsg$inet6(r4, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) r5 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_inet_SIOCDARP(r5, 0x8953, &(0x7f00000000c0)={{0x2, 0x4e23, @local}, {0x0, @broadcast}, 0x0, {0x2, 0x4e20, @initdev={0xac, 0x1e, 0x0, 0x0}}, 'ip6erspan0\x00'}) 2m38.629634435s ago: executing program 32 (id=69356): rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0x44000004, 0x0, {[0x2]}}, 0x0, 0x8, &(0x7f0000000300)) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) write$UHID_CREATE2(r1, &(0x7f0000000340)=ANY=[@ANYRES32, @ANYRES8, @ANYRES8=r1, @ANYRES64=r0], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x11, r1, 0x0) ioctl$KVM_X86_SETUP_MCE(r1, 0x4008ae9c, 0x0) sendmmsg$inet6(r0, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmmsg$inet6(r2, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) syz_open_procfs(0x0, &(0x7f0000000000)='fd/3\x00') ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f27, 0x4}) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) write(r3, 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmmsg$inet6(r4, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) r5 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_inet_SIOCDARP(r5, 0x8953, &(0x7f00000000c0)={{0x2, 0x4e23, @local}, {0x0, @broadcast}, 0x0, {0x2, 0x4e20, @initdev={0xac, 0x1e, 0x0, 0x0}}, 'ip6erspan0\x00'}) 2m8.348314017s ago: executing program 3 (id=70575): rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0x44000004, 0x0, {[0x2]}}, 0x0, 0x8, &(0x7f0000000300)) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) write$UHID_CREATE2(r1, &(0x7f0000000340)=ANY=[@ANYRES32, @ANYRES8, @ANYRES8=r1, @ANYRES64=r0], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x11, r1, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f27, 0x4}) sendmmsg$inet6(r2, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmmsg$inet6(r3, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmmsg$inet6(r4, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmmsg$inet6(r5, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmmsg$inet6(r6, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) madvise(&(0x7f0000000000/0x800000)=nil, 0x800000, 0xe) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1) timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x1f, 0x800000000004}, 0x0) 2m8.337528708s ago: executing program 3 (id=70576): rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0x44000004, 0x0, {[0x2]}}, 0x0, 0x8, &(0x7f0000000140)) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) write$UHID_CREATE2(r1, &(0x7f0000000340)=ANY=[@ANYRES32, @ANYRES8, @ANYRES8=r1, @ANYRES64=r0], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x11, r1, 0x0) ioctl$KVM_X86_SETUP_MCE(r1, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f25, 0x4}) rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0x44000004, 0x0, {[0x2]}}, 0x0, 0x8, &(0x7f0000000300)) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) write$UHID_CREATE2(r3, &(0x7f0000000340)=ANY=[@ANYRES32, @ANYRES8, @ANYRES8=r3, @ANYRES64=r2], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x11, r3, 0x0) ioctl$KVM_X86_SETUP_MCE(r3, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f25, 0x4}) sendmmsg$inet6(r2, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f27, 0x4}) sendmmsg$inet6(r4, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) socket$inet6_tcp(0xa, 0x1, 0x0) syz_open_procfs(0x0, &(0x7f0000000000)='fd/3\x00') ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f26, 0x4}) sendmmsg$inet6(0xffffffffffffffff, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) r5 = socket$inet(0x2, 0x3, 0x8d) getsockopt$inet_pktinfo(r5, 0x0, 0x8, 0x0, &(0x7f0000000140)) sendmmsg$inet6(r0, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) r6 = socket$inet_tcp(0x2, 0x1, 0x0) r7 = socket$inet6_tcp(0xa, 0x1, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f26, 0x4}) sendmmsg$inet6(r1, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) write(r7, 0x0, 0x0) sendto$inet(r6, 0x0, 0x0, 0x80, 0x0, 0x0) 2m8.310778441s ago: executing program 3 (id=70577): rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0x44000004, 0x0, {[0x10000002]}}, 0x0, 0x8, &(0x7f0000000300)) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) write$UHID_CREATE2(r1, &(0x7f0000000340)=ANY=[@ANYRES32, @ANYRES8, @ANYRES8=r1, @ANYRES64=r0], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x11, r1, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f26, 0x4}) sendmmsg$inet6(r2, 0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmmsg$inet6(r3, &(0x7f0000000500)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmmsg$inet6(r4, &(0x7f0000000480)=[{{0x0, 0x0, 0x0, 0x0, &(0x7f0000000580)=ANY=[], 0x460}}], 0x1, 0x4) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmmsg$inet6(r5, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmmsg$inet6(r6, &(0x7f0000000280)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) socket(0x1e, 0x5, 0xf) 2m8.296902023s ago: executing program 3 (id=70578): rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0x44000004, 0x0, {[0x2]}}, 0x0, 0x8, &(0x7f0000000300)) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) write$UHID_CREATE2(r1, &(0x7f0000000340)=ANY=[@ANYRES32, @ANYRES8, @ANYRES8=r1, @ANYRES64=r0], 0x118) ioctl$KVM_X86_SETUP_MCE(r1, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f25, 0x4}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmmsg$inet6(r2, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) r3 = openat$kvm(0x0, &(0x7f0000000040), 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) ioctl$KVM_IOEVENTFD(r4, 0x4040ae79, &(0x7f00000002c0)={0x7, 0x4000, 0x0, 0xffffffffffffffff, 0x9}) 2m7.32280837s ago: executing program 3 (id=70595): mknodat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0, 0x0) rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0x44000004, 0x0, {[0x2]}}, 0x0, 0x8, &(0x7f0000000300)) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) write$UHID_CREATE2(r1, &(0x7f0000000340)=ANY=[@ANYRES32, @ANYRES8, @ANYRES8=r1, @ANYRES64=r0], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x11, r1, 0x0) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='fd/3\x00') ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f26, 0x4}) r3 = socket$inet_tcp(0x2, 0x1, 0x0) sendto$inet(r3, 0x0, 0x0, 0x805, 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f27, 0x4}) sendmmsg$inet6(r4, &(0x7f0000000440)=[{{0x0, 0x0, 0x0}}], 0x1, 0x8014) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmmsg$inet6(r5, &(0x7f0000000500)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80000) write$P9_RVERSION(r7, &(0x7f0000000400)=ANY=[@ANYBLOB="1500000065ffff001000000800395032303030"], 0x15) r8 = dup(r7) syz_fuse_handle_req(0xffffffffffffffff, &(0x7f0000004200)="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", 0x2000, &(0x7f0000000c80)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000580)={0x78, 0x0, 0x6, {0x8, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x3966, 0x1, 0x8000, 0xfffffffc, 0x0, 0x0, 0x1, 0x4}}}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r9 = getpgid(0xffffffffffffffff) lstat(&(0x7f0000004000)='./file0\x00', &(0x7f0000004040)={0x0, 0x0, 0x0, 0x0, 0x0}) r11 = getgid() r12 = syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) ptrace(0x10, r12) ptrace$getregset(0x4205, r12, 0x1, &(0x7f0000000080)={0x0}) lstat(&(0x7f00000045c0)='./file0\x00', &(0x7f0000004600)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) sendmmsg$unix(r2, &(0x7f0000004e00)=[{{&(0x7f0000000280)=@abs={0x0, 0x0, 0x4e24}, 0x6e, &(0x7f0000000140)=[{&(0x7f00000000c0)="528b0655b7743740119e4f8000e63c3d236927a0673e7eeb3a2ce25caa6422332190e770d49a68df3e", 0x29}], 0x1, 0x0, 0x0, 0x20040000}}, {{&(0x7f0000000380)=@file={0x0, './file0\x00'}, 0x6e, &(0x7f0000002740)=[{&(0x7f0000000480)="6235301c898304b462e65cbd9d74b785225ddc13bed159b9236a01d2e8eed8e7cff3671f0dd90529a5070e7203d6c45ea52f64bdbe529fc81b938217f476748174dc", 0x42}, {&(0x7f0000000540)="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{&(0x7f00000044c0)="3b7a9be693a7e558e2fe28632f6ba61450df3a39a8e22d5f425801c1c300d9a8b173e76b3d05a99a13f8af6051c7e8c25084626de3148eadbb429c7862ad96be578b692565ff8ad822333a8cfb9a49", 0x4f}], 0x5, &(0x7f0000004680)=[@cred={{0x1c, 0x1, 0x2, {r12, 0xffffffffffffffff, r13}}}], 0x20, 0x4}}, {{0x0, 0x0, &(0x7f0000004d40)=[{&(0x7f00000046c0)="095ba2e6f476e095544a1beaaf60278fe138ff01adef3614d4f9fcc6c12ed3a8454cd5a2b5d5189d2aa6fe97e2366b1385afa1951627495640ac15ae0e1e9bb1aebf3298ae739db2b5f570431d6f78a29d0cf7247b865c0813a0bcda5ed9e44cd011cc63159dc5214ce3d30390582c73f11ba3cd1bdc04f75b4aa9bc465a11acbc44703d1c8a7c09b24931a53333db37495d368812c7448a08d5c4d6efecd15b0b47bf4668a55ad18778319b52d79396b6873feb03da2aa817b09f7a0727c8ad6f30ca46eb235f6e252bd743573cb6ed9fbf598b", 0xd4}, {&(0x7f00000047c0)="5e4d35a863e33edbe7fb9f13d0ca297edd91af0e332243b9b3e74cc739b1eec43ba49a3841dacf417afd798ac338c40a805154107e60cfa93a2a722a9477fc16e13dc7d09a8d33c05aa3259fa5d0bd49fd08b79b20cfea0d8694d84a037c6ca54e75c8366ddcea0afdeec7d50ab7330de86e3a2ad21573c3a65c3ded05b35165fe2f343c16f5f9c625326716c1c3a441e3decdac20c356f1ac4759c336bcdccbf2499e74f7bd8e54ecf4dd96fcbe5976", 0xb0}, {&(0x7f0000004880)="fcb17ca23d9dba12f85a2025ff2272f30b16643c43f6416c553f492e0b621c3ab76500c2528fd7882685fdf8837a571ba7423c77532ef24e4ad5013544f3", 0x3e}, {&(0x7f00000048c0)="813a97c1cb0b98ee3cddf8862124af763c6311a203ac4b0aa4c578c9368bf246811f30dcbf6196ecd12df037f15228044913ec7d92f425af2b1eef0c2c9288a0925b3758185e55156911c01324cdcd49a8a85c65f8a828c30ba2634e8b693907f644fe5c61ad23942ef8dbfcaf8ca5d021f03a7eb5429c85c1f254828fbd0c2d04db94ee25c8206595fcb2ab6d9d1aa40997cf47cc01fe23e17c94e6b9494b1fec761c88a85d3168c3b0f9b815dcdb946e4e97fe36f81cfb790bd57af6984835562d29a1d99c9573ac2407b0b74669ec0ad01754ec5cecaba6cdbdd7b417e2362886dcdee0023990d1c5a6361e02", 0xee}, {&(0x7f00000049c0)="3fe40e23a0a3ec3c23c219d05d2a1f379b69eb454a95", 0x16}, {&(0x7f0000004a00)}, {&(0x7f0000004a40)="3ed1ec34dc4b437e0f7cd60ac65a01396b5555a9703f48ec60e2d41d6b0902d20c50c8366ef08be70621dc557787c1be6a83c35620a682341a3410b305499824dd3103a7ba23e5c849299b018d712f384fa411a1e45e4905b801b4fa7853c19cc1129dea3520e65700c1f35f5777b98e5e9ad8f265a9ee660109d637b0b78f2629f64e07d41d0eeb9e53e39d590633fcc2ad9904d84009723f2c939bde927524", 0xa0}, {&(0x7f0000004b00)="ad1f36772ccdfcd73981faf6c1cc78fb63585b1e930f431f77e5b023efbfcfb51141382690a071a02be031f01ef2713b027d94beb1294af25ef733bc07e954f82c224d02114818fa5375068915ecaff8d96c3090557c64d9a918efb5636ed122dcc6ef56df23e092dabf28a080de3a8369d71ae8fd9108d6f62fc67c732c776cb9e5b4358a58b6211d4b766b1f0cc3b6c8f8c17f63702ca7da4dfa0119da11c6ffcd74d57583640911e84a3dc154cbb33d3e7beff161376679f9139353e8c6e174b38761f550c3a57973428a4c8e0794bc1b12e048eeed92204f8f690bb662e4ecdee33ce38b", 0xe6}, {&(0x7f0000004c00)="26bde321afc988aa3f2d356d40b4bcf55e6d2a00c90c5641613e38b29a023836fe2d1edf5d89102bab7b97244f622acf157da983669d9aeb9dd711602f950512cc6740e1fcecd491a52f5defb006079cdd8b9f8d39967ad2d1c560bfaf4d2c6ef3ddec055209406f48abf65f42b1dcaa4d2d1c66f0811d47706b67897277dde57e92e54eaba3284f0668c8f275968db6e16fdfe6e9cb4454812b0645ea3caea4b4077a935563a0f396c49437c3e987e7c382956ef722d9f5ad07e420065c68ca9c66ca5f43fa496169b9ba1f0a9ec9bb1815ea7b9341008f8982faff6d37412dd3fa4dfea93d6f51b3fb74c2d825e011837614969d", 0xf5}, {&(0x7f0000004d00)="aca7f9", 0x3}], 0xa, 0x0, 0x0, 0x40}}], 0x5, 0x4000) write$FUSE_BMAP(r8, &(0x7f0000000100)={0x18}, 0x18) write$FUSE_INIT(r8, &(0x7f0000000180)={0x50, 0x0, 0x0, {0x7, 0x21, 0x0, 0x14210000, 0x7d, 0x1005, 0x0, 0x3}}, 0x50) mount$9p_fd(0x0, &(0x7f0000000300)='./file0\x00', &(0x7f0000000000), 0x181c800, &(0x7f0000000440)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r6, @ANYBLOB=',wfdno=', @ANYRESHEX=r8]) 2m7.284724854s ago: executing program 3 (id=70597): rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0x44000004, 0x0, {[0x2]}}, 0x0, 0x8, &(0x7f0000000300)) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0x44000004, 0x0, {[0x2]}}, 0x0, 0x8, &(0x7f0000000300)) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.dequeue\x00', 0x275a, 0x0) write$UHID_CREATE2(r4, &(0x7f0000000340)=ANY=[@ANYRES32, @ANYRES8, @ANYRES8=r4, @ANYRES64=r3], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x11, r4, 0x0) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f26, 0x4}) sendmmsg$inet6(r6, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) write(r3, 0x0, 0x0) r7 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f27, 0x4}) sendmmsg$inet6(r7, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) mknodat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0, 0x0) pipe2$9p(&(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) write$P9_RVERSION(r9, &(0x7f0000000000)=ANY=[@ANYBLOB="1500000065ffff018000000800395032303030"], 0x15) mount$9p_fd(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000004500), 0x0, &(0x7f0000000380)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r8, @ANYBLOB=',wfdno=', @ANYRESHEX=r5]) r10 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) r11 = dup(r10) r12 = ioctl$KVM_CREATE_VCPU(r11, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r11, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000100)=[@text64={0x40, 0x0}], 0x1, 0x42, 0x0, 0x0) ioctl$KVM_RUN(r12, 0xae80, 0x0) write$UHID_CREATE2(r1, &(0x7f0000000340)=ANY=[@ANYRES32, @ANYRES8, @ANYRES8=r1, @ANYRES64=r0], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x10010, r1, 0xffffe000) ioctl$KVM_X86_SETUP_MCE(r1, 0x4008ae9c, &(0x7f0000000000)={0x14, 0x526d630517582f25, 0x4}) sendmmsg$inet6(r0, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) socket$inet6_tcp(0xa, 0x1, 0x0) 1m52.104381379s ago: executing program 33 (id=70597): rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0x44000004, 0x0, {[0x2]}}, 0x0, 0x8, &(0x7f0000000300)) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0x44000004, 0x0, {[0x2]}}, 0x0, 0x8, &(0x7f0000000300)) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.dequeue\x00', 0x275a, 0x0) write$UHID_CREATE2(r4, &(0x7f0000000340)=ANY=[@ANYRES32, @ANYRES8, @ANYRES8=r4, @ANYRES64=r3], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x11, r4, 0x0) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f26, 0x4}) sendmmsg$inet6(r6, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) write(r3, 0x0, 0x0) r7 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f27, 0x4}) sendmmsg$inet6(r7, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) mknodat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0, 0x0) pipe2$9p(&(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) write$P9_RVERSION(r9, &(0x7f0000000000)=ANY=[@ANYBLOB="1500000065ffff018000000800395032303030"], 0x15) mount$9p_fd(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000004500), 0x0, &(0x7f0000000380)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r8, @ANYBLOB=',wfdno=', @ANYRESHEX=r5]) r10 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) r11 = dup(r10) r12 = ioctl$KVM_CREATE_VCPU(r11, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r11, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000100)=[@text64={0x40, 0x0}], 0x1, 0x42, 0x0, 0x0) ioctl$KVM_RUN(r12, 0xae80, 0x0) write$UHID_CREATE2(r1, &(0x7f0000000340)=ANY=[@ANYRES32, @ANYRES8, @ANYRES8=r1, @ANYRES64=r0], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x10010, r1, 0xffffe000) ioctl$KVM_X86_SETUP_MCE(r1, 0x4008ae9c, &(0x7f0000000000)={0x14, 0x526d630517582f25, 0x4}) sendmmsg$inet6(r0, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) socket$inet6_tcp(0xa, 0x1, 0x0) 1.050433955s ago: executing program 0 (id=74379): rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0xdc000006, 0x0, {[0x1]}}, 0x0, 0x8, &(0x7f0000000300)) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000280)='cpuacct.usage_percpu\x00', 0x275a, 0x0) write$UHID_CREATE2(r1, &(0x7f0000000340)=ANY=[@ANYRES32, @ANYRES8, @ANYRES8=r1, @ANYRES64=r0], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x11, r1, 0x0) ioctl$KVM_X86_SETUP_MCE(r1, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f26, 0x4}) sendmmsg$inet6(r0, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) mkdir(&(0x7f0000000080)='./file0\x00', 0x135) mount$cgroup(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000040), 0x400, &(0x7f00000000c0)={[{@noprefix}]}) (fail_nth: 1) 1.00197026s ago: executing program 0 (id=74380): rt_sigaction(0xd, &(0x7f0000000180)={0x0, 0x44000004, 0x0, {[0x2]}}, 0x0, 0x8, &(0x7f0000000300)) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) write$UHID_CREATE2(r1, &(0x7f0000000340)=ANY=[@ANYRES32, @ANYRES8, @ANYRES8=r1, @ANYRES64=r0], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x11, r1, 0x0) ioctl$KVM_X86_SETUP_MCE(r1, 0x4008ae9c, &(0x7f0000000000)={0xc, 0x54404d0a08a4d8, 0x4}) r2 = socket$inet_tcp(0x2, 0x1, 0x0) sendto$inet(r2, 0x0, 0x0, 0x805, 0x0, 0x0) sendto$inet(r2, 0x0, 0x0, 0x80, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmmsg$inet6(r3, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) keyctl$KEYCTL_RESTRICT_KEYRING(0x1d, 0x0, &(0x7f00000000c0)='user\x00', &(0x7f0000000100)=@keyring) 947.343415ms ago: executing program 0 (id=74382): rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0x44000004, 0x0, {[0x2]}}, 0x0, 0x8, &(0x7f0000000300)) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x275a, 0x0) write$UHID_CREATE2(r1, &(0x7f0000000340)=ANY=[@ANYRES32, @ANYRES8, @ANYRES8=r1, @ANYRES64=r0], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x11, r1, 0x0) ioctl$KVM_X86_SETUP_MCE(r1, 0x4008ae9c, &(0x7f0000000000)={0xc, 0x54404d0a08a4d8, 0x4}) r2 = socket$inet_tcp(0x2, 0x1, 0x0) sendto$inet(r2, 0x0, 0x0, 0x805, 0x0, 0x0) sendto$inet(r2, 0x0, 0x0, 0x80, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmmsg$inet6(r3, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) r4 = add_key$keyring(&(0x7f0000000040), &(0x7f0000000080)={'syz', 0x2}, 0x0, 0x0, 0xfffffffffffffffd) keyctl$KEYCTL_RESTRICT_KEYRING(0x1d, r4, &(0x7f00000000c0)='user\x00', &(0x7f0000000100)=@keyring) 947.042035ms ago: executing program 0 (id=74383): rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0x44000004, 0x0, {[0x2]}}, 0x0, 0x8, &(0x7f0000000300)) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) write$UHID_CREATE2(r1, &(0x7f0000000340)=ANY=[@ANYRES32, @ANYRES8, @ANYRES8=r1, @ANYRES64=r0], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x11, r1, 0x0) ioctl$KVM_X86_SETUP_MCE(r1, 0x4008ae9c, &(0x7f0000000000)={0xc, 0x54404d0a08a4d8, 0x4}) r2 = socket$inet_tcp(0x2, 0x1, 0x0) sendto$inet(r2, 0x0, 0x0, 0x805, 0x0, 0x0) sendto$inet(r2, 0x0, 0x0, 0x80, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f26, 0x4}) sendmmsg$inet6(r3, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) add_key$fscrypt_provisioning(0x0, &(0x7f00000000c0)={'syz', 0x1}, &(0x7f0000000100)={0x1, 0x0, @d}, 0x18, 0xfffffffffffffffb) 856.097534ms ago: executing program 0 (id=74384): rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0x44000004, 0x0, {[0x2]}}, 0x0, 0x8, &(0x7f0000000300)) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) write$UHID_CREATE2(r1, &(0x7f0000000340)=ANY=[@ANYRES32, @ANYRES8, @ANYRES8=r1, @ANYRES64=r0], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x11, r1, 0x0) ioctl$KVM_X86_SETUP_MCE(r1, 0x4008ae9c, 0x0) sendmmsg$inet6(r0, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f26, 0x4}) r2 = socket$inet_tcp(0x2, 0x1, 0x0) sendto$inet(r2, 0x0, 0x0, 0x805, 0x0, 0x0) sendto$inet(r2, 0x0, 0xfffffffffffffec0, 0x80, 0x0, 0x0) r3 = syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) ptrace(0x10, r3) ptrace$setregs(0xd, r3, 0x0, &(0x7f00000003c0)="18607651149d7b10b4024fbbdc08899b8f589df2dbb5d7a8d1b36cfab675cb3976ee8100e2878c9cfa178cac130eb046eda93df39ed4b41924dc225ad4028dd63defb87d698be5c749450b350a789dcfc6b2d6a696b5026d1e52f19274566d1da0f353dd65e330ebf71c5e823f2753c5fd76724828ef31b353e71805205c3dceb44cc4c7b3664e29fb") 470.358683ms ago: executing program 1 (id=74396): rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0x44000004, 0x0, {[0x2]}}, 0x0, 0x8, &(0x7f0000000300)) socket$inet6_tcp(0xa, 0x1, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) write$UHID_CREATE2(r0, 0x0, 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x11, r0, 0x0) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f0000000000)={0xc, 0x54404d0a08a4d8, 0x4}) r1 = socket$inet_tcp(0x2, 0x1, 0x0) sendto$inet(r1, 0x0, 0x0, 0x805, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f26, 0x4}) sendmmsg$inet6(r2, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) add_key$fscrypt_provisioning(&(0x7f0000000040), &(0x7f00000000c0)={'syz', 0x1}, &(0x7f0000000100)={0x1, 0x0, @d}, 0x18, 0xfffffffffffffffb) 388.458281ms ago: executing program 1 (id=74397): rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0x44000004, 0x0, {[0x2]}}, 0x0, 0x8, &(0x7f0000000300)) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) write$UHID_CREATE2(r1, &(0x7f0000000340)=ANY=[@ANYRES32, @ANYRES8, @ANYRES8=r1, @ANYRES64=r0], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x11, r1, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) syz_open_procfs(0x0, &(0x7f0000000000)='fd/3\x00') ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f26, 0x4}) sendmmsg$inet6(r2, &(0x7f0000000500)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmmsg$inet6(r3, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmmsg$inet6(r4, &(0x7f0000000140)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmmsg$inet6(r5, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) unshare(0x60000600) rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0x44000004, 0x0, {[0x2]}}, 0x0, 0x8, &(0x7f0000000300)) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) r7 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) r8 = getpid() r9 = syz_pidfd_open(r8, 0x0) setns(r9, 0x24020000) r10 = syz_clone(0xb21e0000, 0x0, 0x0, 0x0, 0x0, 0x0) r11 = syz_pidfd_open(r10, 0x0) setns(r11, 0x24020000) write$UHID_CREATE2(r7, &(0x7f0000000340)=ANY=[@ANYRES32, @ANYRES8, @ANYRES8=r7, @ANYRES64=r6], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x11, r7, 0x0) ioctl$KVM_X86_SETUP_MCE(r7, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f25, 0x4}) sendmmsg$inet6(r6, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) 387.005002ms ago: executing program 1 (id=74398): rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0x44000004, 0x0, {[0x2]}}, 0x0, 0x8, &(0x7f0000000300)) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) write$UHID_CREATE2(r1, &(0x7f0000000340)=ANY=[@ANYRES32, @ANYRES8, @ANYRES8=r1, @ANYRES64=r0], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x11, r1, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f27, 0x4}) sendmmsg$inet6(r2, &(0x7f0000000440)=[{{0x0, 0x0, 0x0}}], 0x1, 0x8014) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmmsg$inet6(r3, 0x0, 0x0, 0x4) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmmsg$inet6(r4, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) r5 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(r5, 0x89f1, &(0x7f0000000440)={'tunl0\x00', &(0x7f0000000040)={'syztnl0\x00', 0x0, 0x87, 0x8, 0x4000006, 0x8, {{0x5, 0x4, 0x0, 0x0, 0x14, 0x64, 0x0, 0x83, 0x4, 0x0, @multicast1, @private=0xa010102}}}}) 241.228206ms ago: executing program 5 (id=74404): rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0x44000004, 0x0, {[0x2]}}, 0x0, 0x8, &(0x7f0000000300)) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) write$UHID_CREATE2(r1, &(0x7f0000000340)=ANY=[@ANYRES32, @ANYRES8, @ANYRES8=r1, @ANYRES64=r0], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x11, r1, 0x0) ioctl$KVM_X86_SETUP_MCE(r1, 0x4008ae9c, &(0x7f0000000000)={0xc, 0x54404d0a08a4d8, 0x4}) r2 = socket$inet_tcp(0x2, 0x1, 0x0) sendto$inet(r2, 0x0, 0x0, 0x805, 0x0, 0x0) sendto$inet(r2, 0x0, 0x0, 0x80, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f26, 0x4}) sendmmsg$inet6(r3, 0x0, 0x0, 0x0) add_key$keyring(&(0x7f0000000040), &(0x7f0000000080)={'syz', 0x2}, 0x0, 0x0, 0xfffffffffffffffd) r4 = add_key$fscrypt_provisioning(&(0x7f0000000040), &(0x7f00000000c0)={'syz', 0x1}, &(0x7f0000000100)={0x1, 0x0, @d}, 0x18, 0xfffffffffffffffb) keyctl$chown(0x4, r4, 0x0, 0x0) 240.930626ms ago: executing program 4 (id=74405): rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0x44000004, 0x0, {[0x2]}}, 0x0, 0x8, &(0x7f0000000300)) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) write$UHID_CREATE2(r1, &(0x7f0000000340)=ANY=[@ANYRES32, @ANYRES8, @ANYRES64=r0], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x11, r1, 0x0) ioctl$KVM_X86_SETUP_MCE(r1, 0x4008ae9c, &(0x7f0000000000)={0xc, 0x54404d0a08a4d8, 0x4}) r2 = socket$inet_tcp(0x2, 0x1, 0x0) sendto$inet(r2, 0x0, 0x0, 0x805, 0x0, 0x0) sendto$inet(r2, 0x0, 0x0, 0x80, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmmsg$inet6(r3, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) add_key$fscrypt_provisioning(&(0x7f0000000040), &(0x7f00000000c0)={'syz', 0x1}, &(0x7f0000000100)={0x1, 0x0, @d}, 0x18, 0xfffffffffffffffb) 240.714466ms ago: executing program 1 (id=74406): rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0x44000004, 0x0, {[0x2]}}, 0x0, 0x8, &(0x7f0000000300)) socket$inet6_tcp(0xa, 0x1, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) write$UHID_CREATE2(r0, &(0x7f0000000340)=ANY=[], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x11, r0, 0x0) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f0000000000)={0xc, 0x54404d0a08a4d8, 0x4}) r1 = socket$inet_tcp(0x2, 0x1, 0x0) sendto$inet(r1, 0x0, 0x0, 0x805, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f26, 0x4}) sendmmsg$inet6(r2, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) add_key$fscrypt_provisioning(&(0x7f0000000040), &(0x7f00000000c0)={'syz', 0x1}, &(0x7f0000000100)={0x1, 0x0, @d}, 0x18, 0xfffffffffffffffb) 217.491529ms ago: executing program 5 (id=74407): rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0x44000004, 0x0, {[0x2]}}, 0x0, 0x8, &(0x7f0000000300)) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) write$UHID_CREATE2(r1, &(0x7f0000000340)=ANY=[@ANYRES32, @ANYRES8, @ANYRES8=r1, @ANYRES64=r0], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x11, r1, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f26, 0x4}) sendmmsg$inet6(r2, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) write(r0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmmsg$inet6(r3, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmmsg$inet6(r4, &(0x7f00000001c0)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) syz_open_procfs(0x0, &(0x7f0000000000)='fd/3\x00') r5 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f27, 0x4}) sendmmsg$inet6(r5, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) sendmmsg$inet6(0xffffffffffffffff, 0x0, 0x0, 0x4) 217.084459ms ago: executing program 4 (id=74408): rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0x44000004, 0x0, {[0x2]}}, 0x0, 0x8, &(0x7f0000000300)) setxattr$incfs_metadata(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140), &(0x7f00000001c0)="ed330e67ba2718ea94ca7c6f019ed41b4b12e897c6f599b5e9a560803dbc66abf9b82adc444385be32f770ea3140bbce9833255f6b5ff371fed776769980a6ef411087c71e503c39e8e78118608ee82746593e4ee0703a91a9adca161e8514d7fe595f6a4d475018f6b6241762192b8fe9de0debd3078ec274af66bcc82407325d557a6576750697d85d482faa6cf13dee1289e654eafa06be22ffe29a8bf7d6c9510fb741b565578b744e44fa443003abb7812d621c145207b6793c11f68129", 0xc0, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) write$UHID_CREATE2(0xffffffffffffffff, &(0x7f0000000340)=ANY=[@ANYRES32, @ANYRES8, @ANYRES8, @ANYRES64=r0], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x11, 0xffffffffffffffff, 0x0) ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0xc, 0x54404d0a08a4d8, 0x4}) r1 = socket$inet_tcp(0x2, 0x1, 0x0) sendto$inet(r1, 0x0, 0x0, 0x805, 0x0, 0x0) sendto$inet(r1, 0x0, 0x0, 0x80, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmmsg$inet6(r2, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) r3 = add_key$fscrypt_provisioning(&(0x7f0000000040), &(0x7f00000000c0)={'syz', 0x1}, &(0x7f0000000100)={0x1, 0x0, @d}, 0x18, 0xfffffffffffffffb) keyctl$chown(0x4, r3, 0x0, 0x0) 185.923921ms ago: executing program 5 (id=74409): rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0x44000004, 0x0, {[0x2]}}, 0x0, 0x8, &(0x7f0000000300)) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) write$UHID_CREATE2(r1, &(0x7f0000000340)=ANY=[@ANYRES32, @ANYRES8, @ANYRES8=r1, @ANYRES64=r0], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x11, r1, 0x0) ioctl$KVM_X86_SETUP_MCE(r1, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f25, 0x4}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmmsg$inet6(r2, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) sendmmsg$inet6(r0, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) r3 = socket$inet_tcp(0x2, 0x1, 0x0) sendto$inet(r3, 0x0, 0x0, 0x805, 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f27, 0x4}) sendmmsg$inet6(r4, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) socket$inet6_tcp(0xa, 0x1, 0x0) sendmmsg$inet6(r1, &(0x7f0000000580)=[{{0x0, 0x0, 0x0}}, {{&(0x7f0000000040)={0xa, 0x4e24, 0x3ff, @local, 0x6}, 0x1c, &(0x7f00000002c0), 0x0, &(0x7f0000000600)=[@flowinfo={{0x14, 0x29, 0xb, 0x4}}, @dstopts_2292={{0x18, 0x29, 0x4, {0xff}}}], 0x30}}], 0x2, 0x4) socket$inet6_tcp(0xa, 0x1, 0x0) syz_open_procfs(0x0, &(0x7f0000000000)='fd/3\x00') ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f26, 0x4}) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) 185.358462ms ago: executing program 4 (id=74410): rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0x44000004, 0x0, {[0x2]}}, 0x0, 0x8, &(0x7f0000000300)) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) write$UHID_CREATE2(r1, &(0x7f0000000340)=ANY=[@ANYRES32, @ANYRES8, @ANYRES8=r1, @ANYRES64=r0], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x11, r1, 0x0) syz_open_procfs(0x0, &(0x7f0000000000)='fd/3\x00') ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f26, 0x4}) r2 = socket$inet_tcp(0x2, 0x1, 0x0) sendto$inet(r2, 0x0, 0x0, 0x805, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f27, 0x4}) sendmmsg$inet6(r3, &(0x7f0000000440)=[{{0x0, 0x0, 0x0}}], 0x1, 0x8014) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f26, 0x4}) sendmmsg$inet6(r4, &(0x7f00000009c0)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmmsg$inet6(r5, &(0x7f0000003c00), 0x0, 0x4) r6 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(r6, 0x89f1, &(0x7f0000000440)={'tunl0\x00', 0x0}) 150.449185ms ago: executing program 0 (id=74411): rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0x44000004, 0x0, {[0x2]}}, 0x0, 0x8, &(0x7f0000000300)) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) write$UHID_CREATE2(r1, &(0x7f0000000340)=ANY=[@ANYRES32, @ANYRES8, @ANYRES8=r1, @ANYRES64=r0], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x11, r1, 0x0) ioctl$KVM_X86_SETUP_MCE(r1, 0x4008ae9c, &(0x7f0000000000)={0xc, 0x54404d0a08a4d8, 0x4}) r2 = socket$inet_tcp(0x2, 0x1, 0x0) sendto$inet(r2, 0x0, 0x0, 0x805, 0x0, 0x0) sendto$inet(r2, 0x0, 0x0, 0x80, 0x0, 0x0) add_key$fscrypt_provisioning(0x0, &(0x7f00000000c0)={'syz', 0x1}, &(0x7f0000000100)={0x1, 0x0, @d}, 0x18, 0xfffffffffffffffb) 149.899015ms ago: executing program 4 (id=74412): rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0x44000004, 0x0, {[0x2]}}, 0x0, 0x0, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) write$UHID_CREATE2(r1, &(0x7f0000000340)=ANY=[@ANYRES32, @ANYRES8, @ANYRES8=r1, @ANYRES64=r0], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x11, r1, 0x0) ioctl$KVM_X86_SETUP_MCE(r1, 0x4008ae9c, &(0x7f0000000000)={0xc, 0x54404d0a08a4d8, 0x4}) r2 = socket$inet_tcp(0x2, 0x1, 0x0) sendto$inet(r2, 0x0, 0x0, 0x805, 0x0, 0x0) keyctl$instantiate_iov(0x14, 0x0, &(0x7f0000000400)=[{&(0x7f00000002c0)="cfdb43b625b5185beead409d89dce4069307be2da58a1ff22249807060cb19f4bb06f9b496adfc7f2648cf32136f2c", 0x2f}, {&(0x7f0000000380)="229a89038eaeb2a46ceedbdccebd5131e8e52be9c497b714530a2757bf702846cfbbd8da80230a88bd332970834e90bfc0b99d96b48aae33929e955744c0ca6325f0ff6c8714e58e37dabdcec95253726658e567d0948177ca4ca6d9f9b24699c1b78c442f7d6686de4276a317ff85be249d8a6537946afcf77eeb4dd09c", 0x7e}], 0x2, 0x0) 145.727405ms ago: executing program 1 (id=74413): rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0x44000004, 0x0, {[0x2]}}, 0x0, 0x8, &(0x7f0000000300)) setxattr$incfs_metadata(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140), &(0x7f00000001c0)="ed330e67ba2718ea94ca7c6f019ed41b4b12e897c6f599b5e9a560803dbc66abf9b82adc444385be32f770ea3140bbce9833255f6b5ff371fed776769980a6ef411087c71e503c39e8e78118608ee82746593e4ee0703a91a9adca161e8514d7fe595f6a4d475018f6b6241762192b8fe9de0debd3078ec274af66bcc82407325d557a6576750697d85d482faa6cf13dee1289e654eafa06be22ffe29a8bf7d6c9510fb741b565578b744e44fa443003abb7812d621c145207b6793c11f68129", 0xc0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x11, r0, 0x0) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f0000000000)={0xc, 0x54404d0a08a4d8, 0x4}) r1 = socket$inet_tcp(0x2, 0x1, 0x0) sendto$inet(r1, 0x0, 0x0, 0x805, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f26, 0x4}) sendmmsg$inet6(r2, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) r3 = add_key$fscrypt_provisioning(&(0x7f0000000040), &(0x7f00000000c0)={'syz', 0x1}, &(0x7f0000000100)={0x1, 0x0, @d}, 0x18, 0xfffffffffffffffb) keyctl$chown(0x4, r3, 0x0, 0x0) 141.293416ms ago: executing program 5 (id=74414): rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0x44000004, 0x0, {[0x2]}}, 0x0, 0x8, &(0x7f0000000300)) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) write$UHID_CREATE2(r1, &(0x7f0000000340)=ANY=[@ANYRES32, @ANYRES8, @ANYRES8=r1, @ANYRES64=r0], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x11, r1, 0x0) ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f26, 0x4}) r2 = socket$inet_tcp(0x2, 0x1, 0x0) sendto$inet(r2, 0x0, 0x0, 0x805, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f27, 0x4}) sendmmsg$inet6(r3, &(0x7f0000000440), 0x0, 0x8014) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmmsg$inet6(r4, &(0x7f0000000500)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) r5 = syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) ptrace(0x10, r5) ptrace$getregset(0x4205, r5, 0x1, 0x0) 73.518683ms ago: executing program 4 (id=74415): rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0x44000004, 0x0, {[0x2]}}, 0x0, 0x8, &(0x7f0000000300)) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) write$UHID_CREATE2(r1, &(0x7f0000000340)=ANY=[@ANYRES32, @ANYRES8, @ANYRES8=r1, @ANYRES64=r0], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x11, r1, 0x0) ioctl$KVM_X86_SETUP_MCE(r1, 0x4008ae9c, &(0x7f0000000000)={0xc, 0x54404d0a08a4d8, 0x4}) r2 = socket$inet_tcp(0x2, 0x1, 0x0) sendto$inet(r2, 0x0, 0x0, 0x805, 0x0, 0x0) sendto$inet(r2, 0x0, 0x0, 0x80, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f26, 0x4}) sendmmsg$inet6(r3, 0x0, 0x0, 0x0) add_key$keyring(&(0x7f0000000040), &(0x7f0000000080)={'syz', 0x2}, 0x0, 0x0, 0xfffffffffffffffd) r4 = add_key$fscrypt_provisioning(&(0x7f0000000040), &(0x7f00000000c0)={'syz', 0x1}, &(0x7f0000000100)={0x1, 0x0, @d}, 0x18, 0xfffffffffffffffb) keyctl$chown(0x4, r4, 0x0, 0x0) 73.206223ms ago: executing program 5 (id=74416): rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0x44000004, 0x0, {[0x2]}}, 0x0, 0x8, &(0x7f0000000300)) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) write$UHID_CREATE2(r1, &(0x7f0000000340)=ANY=[@ANYRES32, @ANYRES8, @ANYRES8=r1, @ANYRES64=r0], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x11, r1, 0x0) ioctl$KVM_X86_SETUP_MCE(r1, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f25, 0x4}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmmsg$inet6(r2, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) sendmmsg$inet6(r0, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) r3 = socket$inet_tcp(0x2, 0x1, 0x0) sendto$inet(r3, 0x0, 0x0, 0x805, 0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f27, 0x4}) sendmmsg$inet6(r4, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) socket$inet6_tcp(0xa, 0x1, 0x0) sendmmsg$inet6(r1, &(0x7f0000000580)=[{{0x0, 0x0, 0x0}}, {{&(0x7f0000000040)={0xa, 0x4e24, 0x3ff, @local, 0x6}, 0x1c, &(0x7f00000002c0), 0x0, &(0x7f0000000600)=[@flowinfo={{0x14, 0x29, 0xb, 0x4}}, @dstopts_2292={{0x18, 0x29, 0x4, {0xff}}}], 0x30}}], 0x2, 0x4) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) syz_open_procfs(0x0, &(0x7f0000000000)='fd/3\x00') ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f26, 0x4}) sendmmsg$inet6(r5, &(0x7f0000000500)=[{{0x0, 0x0, 0x0}}], 0x1, 0x4) syz_open_procfs(0x0, &(0x7f0000000000)='fd/3\x00') rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0x44000004, 0x0, {[0x2]}}, 0x0, 0x8, &(0x7f0000000300)) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) recvfrom(r6, &(0x7f00000001c0)=""/232, 0xe8, 0x2000, &(0x7f00000000c0)=@rc={0x1f, @any, 0xc}, 0x80) 72.966863ms ago: executing program 1 (id=74417): rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0x44000004, 0x0, {[0x2]}}, 0x0, 0x8, &(0x7f0000000300)) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) write$UHID_CREATE2(r1, &(0x7f0000000340)=ANY=[@ANYRES32, @ANYRES8, @ANYRES8=r1, @ANYRES64=r0], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x11, r1, 0x0) ioctl$KVM_X86_SETUP_MCE(r1, 0x4008ae9c, 0x0) r2 = socket$inet_tcp(0x2, 0x1, 0x0) sendto$inet(r2, 0x0, 0x0, 0x805, 0x0, 0x0) sendto$inet(r2, 0x0, 0x0, 0x80, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0x1c, 0x526d630517582f26, 0x4}) sendmmsg$inet6(r3, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) add_key$fscrypt_provisioning(&(0x7f0000000040), &(0x7f00000000c0)={'syz', 0x1}, &(0x7f0000000100)={0x1, 0x0, @d}, 0x18, 0xfffffffffffffffb) 405.62µs ago: executing program 4 (id=74418): rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0x44000004, 0x0, {[0x2]}}, 0x0, 0x8, &(0x7f0000000300)) setxattr$incfs_metadata(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140), &(0x7f00000001c0)="ed330e67ba2718ea94ca7c6f019ed41b4b12e897c6f599b5e9a560803dbc66abf9b82adc444385be32f770ea3140bbce9833255f6b5ff371fed776769980a6ef411087c71e503c39e8e78118608ee82746593e4ee0703a91a9adca161e8514d7fe595f6a4d475018f6b6241762192b8fe9de0debd3078ec274af66bcc82407325d557a6576750697d85d482faa6cf13dee1289e654eafa06be22ffe29a8bf7d6c9510fb741b565578b744e44fa443003abb7812d621c145207b6793c11f68129", 0xc0, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) write$UHID_CREATE2(0xffffffffffffffff, &(0x7f0000000340)=ANY=[@ANYRES32, @ANYRES8, @ANYRES8, @ANYRES64=r0], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x11, 0xffffffffffffffff, 0x0) ioctl$KVM_X86_SETUP_MCE(0xffffffffffffffff, 0x4008ae9c, &(0x7f0000000000)={0xc, 0x54404d0a08a4d8, 0x4}) r1 = socket$inet_tcp(0x2, 0x1, 0x0) sendto$inet(r1, 0x0, 0x0, 0x805, 0x0, 0x0) sendto$inet(r1, 0x0, 0x0, 0x80, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmmsg$inet6(r2, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) r3 = add_key$fscrypt_provisioning(&(0x7f0000000040), &(0x7f00000000c0)={'syz', 0x1}, &(0x7f0000000100)={0x1, 0x0, @d}, 0x18, 0xfffffffffffffffb) keyctl$chown(0x4, r3, 0x0, 0x0) 0s ago: executing program 5 (id=74419): rt_sigaction(0xd, &(0x7f0000000180)={&(0x7f0000000000)="ca00d1c441ef196ec866400fe2de0fae4e0afaf2466ff00fc01ec422e10399c5c1202063df", 0x44000004, 0x0, {[0x2]}}, 0x0, 0x8, &(0x7f0000000300)) socket$inet6_tcp(0xa, 0x1, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.group_wait_time\x00', 0x275a, 0x0) write$UHID_CREATE2(r0, &(0x7f0000000340)=ANY=[@ANYRES32, @ANYRES8, @ANYRES8=r0], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x88fd537e5c114b6e, 0x11, r0, 0x0) ioctl$KVM_X86_SETUP_MCE(r0, 0x4008ae9c, &(0x7f0000000000)={0xc, 0x54404d0a08a4d8, 0x4}) r1 = socket$inet_tcp(0x2, 0x1, 0x0) sendto$inet(r1, 0x0, 0x0, 0x805, 0x0, 0x0) sendto$inet(r1, 0x0, 0x0, 0x80, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmmsg$inet6(r2, &(0x7f0000003c00)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) add_key$keyring(&(0x7f0000000040), &(0x7f0000000080)={'syz', 0x2}, 0x0, 0x0, 0xfffffffffffffffd) kernel console output (not intermixed with test programs): : 0000000000000246 R12: 0000000000000001 [ 2204.380847][T15614] R13: 00007f7923de6038 R14: 00007f7923de5fa0 R15: 00007ffc2bf1ccd8 [ 2204.380863][T15614] [ 2204.587620][T15627] FAULT_INJECTION: forcing a failure. [ 2204.587620][T15627] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2204.634025][T15635] FAULT_INJECTION: forcing a failure. [ 2204.634025][T15635] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2204.642748][T15627] CPU: 0 UID: 0 PID: 15627 Comm: syz.0.70393 Not tainted syzkaller #0 0b5ffdee5fcd2f7749818d1ff954e9c21353764e [ 2204.642777][T15627] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 2204.642790][T15627] Call Trace: [ 2204.642796][T15627] [ 2204.642810][T15627] __dump_stack+0x21/0x30 [ 2204.642839][T15627] dump_stack_lvl+0x10c/0x190 [ 2204.642861][T15627] ? __cfi_dump_stack_lvl+0x10/0x10 [ 2204.642885][T15627] dump_stack+0x19/0x20 [ 2204.642906][T15627] should_fail_ex+0x3d9/0x530 [ 2204.642924][T15627] should_fail+0xf/0x20 [ 2204.642941][T15627] should_fail_usercopy+0x1e/0x30 [ 2204.642959][T15627] _copy_from_user+0x22/0xb0 [ 2204.642979][T15627] inet_ioctl+0x2ba/0x4d0 [ 2204.642997][T15627] ? __cfi_inet_ioctl+0x10/0x10 [ 2204.643015][T15627] ? __cfi_proc_fail_nth_write+0x10/0x10 [ 2204.643039][T15627] sock_do_ioctl+0x105/0x330 [ 2204.643058][T15627] ? sock_show_fdinfo+0xd0/0xd0 [ 2204.643076][T15627] ? __cfi_vfs_write+0x10/0x10 [ 2204.643093][T15627] ? __kasan_check_write+0x18/0x20 [ 2204.643117][T15627] ? mutex_unlock+0x8b/0x240 [ 2204.643134][T15627] sock_ioctl+0x634/0x7b0 [ 2204.643152][T15627] ? __cfi_sock_ioctl+0x10/0x10 [ 2204.643169][T15627] ? __fget_files+0x2c5/0x340 [ 2204.643188][T15627] ? bpf_lsm_file_ioctl+0xd/0x20 [ 2204.643211][T15627] ? security_file_ioctl+0x34/0xd0 [ 2204.643230][T15627] ? __cfi_sock_ioctl+0x10/0x10 [ 2204.643247][T15627] __se_sys_ioctl+0x135/0x1b0 [ 2204.643266][T15627] __x64_sys_ioctl+0x7f/0xa0 [ 2204.643284][T15627] x64_sys_call+0x1878/0x2ee0 [ 2204.643308][T15627] do_syscall_64+0x58/0xf0 [ 2204.643329][T15627] ? clear_bhb_loop+0x50/0xa0 [ 2204.643348][T15627] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 2204.643367][T15627] RIP: 0033:0x7f936e78f6c9 [ 2204.643383][T15627] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 2204.643399][T15627] RSP: 002b:00007f936f64e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 2204.643419][T15627] RAX: ffffffffffffffda RBX: 00007f936e9e5fa0 RCX: 00007f936e78f6c9 [ 2204.643434][T15627] RDX: 0000200000000500 RSI: 000000000000890b RDI: 000000000000000a [ 2204.643447][T15627] RBP: 00007f936f64e090 R08: 0000000000000000 R09: 0000000000000000 [ 2204.643459][T15627] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2204.643471][T15627] R13: 00007f936e9e6038 R14: 00007f936e9e5fa0 R15: 00007ffe2d177778 [ 2204.643487][T15627] [ 2204.773675][T15656] FAULT_INJECTION: forcing a failure. [ 2204.773675][T15656] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2204.773701][T15656] CPU: 0 UID: 0 PID: 15656 Comm: syz.3.70412 Not tainted syzkaller #0 0b5ffdee5fcd2f7749818d1ff954e9c21353764e [ 2204.773725][T15656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 2204.773737][T15656] Call Trace: [ 2204.773743][T15656] [ 2204.773751][T15656] __dump_stack+0x21/0x30 [ 2204.773781][T15656] dump_stack_lvl+0x10c/0x190 [ 2204.773804][T15656] ? __cfi_dump_stack_lvl+0x10/0x10 [ 2204.773827][T15656] ? check_stack_object+0x12c/0x140 [ 2204.773845][T15656] dump_stack+0x19/0x20 [ 2204.773867][T15656] should_fail_ex+0x3d9/0x530 [ 2204.773886][T15656] should_fail+0xf/0x20 [ 2204.773902][T15656] should_fail_usercopy+0x1e/0x30 [ 2204.773921][T15656] _copy_to_user+0x24/0xa0 [ 2204.773942][T15656] simple_read_from_buffer+0xed/0x160 [ 2204.773965][T15656] proc_fail_nth_read+0x19e/0x210 [ 2204.773989][T15656] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 2204.774017][T15656] ? bpf_lsm_file_permission+0xd/0x20 [ 2204.774040][T15656] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 2204.774062][T15656] vfs_read+0x27d/0xc70 [ 2204.774079][T15656] ? __cfi_kernel_clone+0x10/0x10 [ 2204.774099][T15656] ? __cfi_vfs_read+0x10/0x10 [ 2204.774114][T15656] ? __kasan_check_write+0x18/0x20 [ 2204.774139][T15656] ? mutex_lock+0x92/0x1c0 [ 2204.774156][T15656] ? __cfi_mutex_lock+0x10/0x10 [ 2204.774172][T15656] ? __fget_files+0x2c5/0x340 [ 2204.774192][T15656] ksys_read+0x141/0x250 [ 2204.774207][T15656] ? xfd_validate_state+0x68/0x150 [ 2204.774229][T15656] ? __cfi_ksys_read+0x10/0x10 [ 2204.774245][T15656] ? __kasan_check_write+0x18/0x20 [ 2204.774269][T15656] ? fpregs_restore_userregs+0x11d/0x260 [ 2204.774294][T15656] __x64_sys_read+0x7f/0x90 [ 2204.774310][T15656] x64_sys_call+0x2638/0x2ee0 [ 2204.774334][T15656] do_syscall_64+0x58/0xf0 [ 2204.774356][T15656] ? clear_bhb_loop+0x50/0xa0 [ 2204.774376][T15656] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 2204.774394][T15656] RIP: 0033:0x7f458838e0dc [ 2204.774409][T15656] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48 [ 2204.774425][T15656] RSP: 002b:00007f4586de3030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 2204.774445][T15656] RAX: ffffffffffffffda RBX: 00007f45885e5fa0 RCX: 00007f458838e0dc [ 2204.774460][T15656] RDX: 000000000000000f RSI: 00007f4586de30a0 RDI: 0000000000000009 [ 2204.774472][T15656] RBP: 00007f4586de3090 R08: 0000000000000000 R09: 0000000000000000 [ 2204.774485][T15656] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2204.774496][T15656] R13: 00007f45885e6038 R14: 00007f45885e5fa0 R15: 00007ffd5738ebe8 [ 2204.774513][T15656] [ 2205.215524][ T7472] usb 4-1: new high-speed USB device number 56 using dummy_hcd [ 2205.237879][T15635] CPU: 1 UID: 0 PID: 15635 Comm: syz.1.70402 Not tainted syzkaller #0 0b5ffdee5fcd2f7749818d1ff954e9c21353764e [ 2205.237922][T15635] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 2205.237934][T15635] Call Trace: [ 2205.237947][T15635] [ 2205.237955][T15635] __dump_stack+0x21/0x30 [ 2205.237984][T15635] dump_stack_lvl+0x10c/0x190 [ 2205.238006][T15635] ? __cfi_dump_stack_lvl+0x10/0x10 [ 2205.238029][T15635] ? check_stack_object+0x12c/0x140 [ 2205.238047][T15635] dump_stack+0x19/0x20 [ 2205.238068][T15635] should_fail_ex+0x3d9/0x530 [ 2205.238087][T15635] should_fail+0xf/0x20 [ 2205.238102][T15635] should_fail_usercopy+0x1e/0x30 [ 2205.238121][T15635] _copy_to_user+0x24/0xa0 [ 2205.238142][T15635] simple_read_from_buffer+0xed/0x160 [ 2205.238165][T15635] proc_fail_nth_read+0x19e/0x210 [ 2205.238188][T15635] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 2205.238211][T15635] ? bpf_lsm_file_permission+0xd/0x20 [ 2205.238234][T15635] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 2205.238256][T15635] vfs_read+0x27d/0xc70 [ 2205.238272][T15635] ? __cfi_vfs_read+0x10/0x10 [ 2205.238287][T15635] ? __kasan_check_write+0x18/0x20 [ 2205.238312][T15635] ? mutex_lock+0x92/0x1c0 [ 2205.238329][T15635] ? __cfi_mutex_lock+0x10/0x10 [ 2205.238344][T15635] ? __fget_files+0x2c5/0x340 [ 2205.238365][T15635] ksys_read+0x141/0x250 [ 2205.238380][T15635] ? __cfi_ksys_read+0x10/0x10 [ 2205.238397][T15635] ? __kasan_check_read+0x15/0x20 [ 2205.238421][T15635] __x64_sys_read+0x7f/0x90 [ 2205.238437][T15635] x64_sys_call+0x2638/0x2ee0 [ 2205.238462][T15635] do_syscall_64+0x58/0xf0 [ 2205.238483][T15635] ? clear_bhb_loop+0x50/0xa0 [ 2205.238502][T15635] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 2205.238521][T15635] RIP: 0033:0x7f7923b8e0dc [ 2205.238536][T15635] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48 [ 2205.238552][T15635] RSP: 002b:00007f7924a13030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 2205.238572][T15635] RAX: ffffffffffffffda RBX: 00007f7923de5fa0 RCX: 00007f7923b8e0dc [ 2205.238587][T15635] RDX: 000000000000000f RSI: 00007f7924a130a0 RDI: 0000000000000009 [ 2205.238599][T15635] RBP: 00007f7924a13090 R08: 0000000000000000 R09: 0000000000000000 [ 2205.238612][T15635] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2205.238623][T15635] R13: 00007f7923de6038 R14: 00007f7923de5fa0 R15: 00007ffc2bf1ccd8 [ 2205.238639][T15635] [ 2205.573900][T15714] FAULT_INJECTION: forcing a failure. [ 2205.573900][T15714] name failslab, interval 1, probability 0, space 0, times 0 [ 2205.593959][T15714] CPU: 1 UID: 0 PID: 15714 Comm: syz.4.70438 Not tainted syzkaller #0 0b5ffdee5fcd2f7749818d1ff954e9c21353764e [ 2205.593992][T15714] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 2205.594004][T15714] Call Trace: [ 2205.594011][T15714] [ 2205.594019][T15714] __dump_stack+0x21/0x30 [ 2205.594047][T15714] dump_stack_lvl+0x10c/0x190 [ 2205.594076][T15714] ? __cfi_dump_stack_lvl+0x10/0x10 [ 2205.594100][T15714] ? __kasan_check_write+0x18/0x20 [ 2205.594126][T15714] ? proc_fail_nth_write+0x17e/0x210 [ 2205.594149][T15714] ? __cfi_proc_fail_nth_write+0x10/0x10 [ 2205.594173][T15714] dump_stack+0x19/0x20 [ 2205.594195][T15714] should_fail_ex+0x3d9/0x530 [ 2205.594215][T15714] should_failslab+0xac/0x100 [ 2205.594235][T15714] kmem_cache_alloc_noprof+0x42/0x430 [ 2205.594254][T15714] ? getname_flags+0xc6/0x710 [ 2205.594273][T15714] getname_flags+0xc6/0x710 [ 2205.594290][T15714] ? build_open_flags+0x487/0x600 [ 2205.594314][T15714] getname+0x1b/0x30 [ 2205.594331][T15714] do_sys_openat2+0xcb/0x1c0 [ 2205.594353][T15714] ? fput+0x1a5/0x240 [ 2205.594374][T15714] ? do_sys_open+0x100/0x100 [ 2205.594395][T15714] ? ksys_write+0x1ef/0x250 [ 2205.594412][T15714] ? __cfi_ksys_write+0x10/0x10 [ 2205.594431][T15714] __x64_sys_openat+0x13a/0x170 [ 2205.594455][T15714] x64_sys_call+0xe69/0x2ee0 [ 2205.594480][T15714] do_syscall_64+0x58/0xf0 [ 2205.594503][T15714] ? clear_bhb_loop+0x50/0xa0 [ 2205.594524][T15714] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 2205.594544][T15714] RIP: 0033:0x7f507518f6c9 [ 2205.594561][T15714] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 2205.594578][T15714] RSP: 002b:00007f5076072038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 2205.594600][T15714] RAX: ffffffffffffffda RBX: 00007f50753e5fa0 RCX: 00007f507518f6c9 [ 2205.594614][T15714] RDX: 000000000000275a RSI: 0000200000000080 RDI: ffffffffffffff9c [ 2205.594627][T15714] RBP: 00007f5076072090 R08: 0000000000000000 R09: 0000000000000000 [ 2205.594640][T15714] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2205.594652][T15714] R13: 00007f50753e6038 R14: 00007f50753e5fa0 R15: 00007fff641d3c08 [ 2205.594668][T15714] [ 2205.712996][ T7472] usb 4-1: Using ep0 maxpacket: 32 [ 2205.913268][ T7472] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 2205.933607][ T7472] usb 4-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 2205.952412][ T7472] usb 4-1: New USB device found, idVendor=046d, idProduct=c31c, bcdDevice= 0.40 [ 2205.962678][ T7472] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 2205.980952][T15745] FAULT_INJECTION: forcing a failure. [ 2205.980952][T15745] name failslab, interval 1, probability 0, space 0, times 0 [ 2205.998158][T15745] CPU: 0 UID: 0 PID: 15745 Comm: syz.4.70454 Not tainted syzkaller #0 0b5ffdee5fcd2f7749818d1ff954e9c21353764e [ 2205.998186][T15745] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 2205.998198][T15745] Call Trace: [ 2205.998204][T15745] [ 2205.998210][T15745] __dump_stack+0x21/0x30 [ 2205.998236][T15745] dump_stack_lvl+0x10c/0x190 [ 2205.998258][T15745] ? __cfi_dump_stack_lvl+0x10/0x10 [ 2205.998280][T15745] dump_stack+0x19/0x20 [ 2205.998301][T15745] should_fail_ex+0x3d9/0x530 [ 2205.998318][T15745] should_failslab+0xac/0x100 [ 2205.998337][T15745] __kmalloc_node_track_caller_noprof+0x68/0x520 [ 2205.998355][T15745] ? rust_helper_krealloc+0x33/0xd0 [ 2205.998379][T15745] krealloc_noprof+0x8d/0x130 [ 2205.998396][T15745] rust_helper_krealloc+0x33/0xd0 [ 2205.998418][T15745] ? _RNvMNtNtCs43vyB533jt3_6kernel5alloc9allocatorNtB2_11ReallocFunc4call+0x70/0xc0 [ 2205.998441][T15745] _RNvMNtNtCs43vyB533jt3_6kernel5alloc9allocatorNtB2_11ReallocFunc4call+0x8e/0xc0 [ 2205.998463][T15745] _RNvMs4_NtCs5gLWsBERDPK_16rust_binder_main7processNtB5_7Process18get_current_thread+0x45a/0x1400 [ 2205.998486][T15745] ? inode_init_always_gfp+0x756/0x9e0 [ 2205.998504][T15745] ? alloc_inode+0xc5/0x270 [ 2205.998521][T15745] ? proc_pident_instantiate+0x6d/0x2c0 [ 2205.998540][T15745] ? proc_pident_lookup+0x1c7/0x270 [ 2205.998558][T15745] ? path_openat+0x1301/0x34b0 [ 2205.998576][T15745] ? do_sys_openat2+0x12c/0x1c0 [ 2205.998596][T15745] ? __x64_sys_openat+0x13a/0x170 [ 2205.998616][T15745] ? x64_sys_call+0xe69/0x2ee0 [ 2205.998637][T15745] ? do_syscall_64+0x58/0xf0 [ 2205.998664][T15745] ? entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 2205.998684][T15745] ? __cfi__RNvMs4_NtCs5gLWsBERDPK_16rust_binder_main7processNtB5_7Process18get_current_thread+0x10/0x10 [ 2205.998706][T15745] ? avc_has_perm_noaudit+0x268/0x360 [ 2205.998727][T15745] ? __asan_memcpy+0x5a/0x80 [ 2205.998741][T15745] ? avc_has_perm_noaudit+0x286/0x360 [ 2205.998763][T15745] ? avc_has_perm+0x144/0x220 [ 2205.998783][T15745] ? __cfi_avc_has_perm+0x10/0x10 [ 2205.998804][T15745] ? kasan_save_alloc_info+0x40/0x50 [ 2205.998827][T15745] ? selinux_file_open+0x457/0x610 [ 2205.998846][T15745] _RNvMs6_NtCs5gLWsBERDPK_16rust_binder_main7processNtB5_7Process5ioctl+0x1a7/0x2cf0 [ 2205.998869][T15745] ? avc_has_extended_perms+0x7c7/0xdd0 [ 2205.998890][T15745] ? __asan_memcpy+0x5a/0x80 [ 2205.998904][T15745] ? avc_has_extended_perms+0x921/0xdd0 [ 2205.998925][T15745] ? __cfi__RNvMs6_NtCs5gLWsBERDPK_16rust_binder_main7processNtB5_7Process5ioctl+0x10/0x10 [ 2205.998947][T15745] ? do_vfs_ioctl+0xeda/0x1e30 [ 2205.998964][T15745] ? arch_stack_walk+0x10b/0x170 [ 2205.998980][T15745] ? __ia32_compat_sys_ioctl+0x850/0x850 [ 2205.998999][T15745] ? _parse_integer+0x2e/0x40 [ 2205.999024][T15745] ? ioctl_has_perm+0x384/0x4d0 [ 2205.999042][T15745] ? has_cap_mac_admin+0xd0/0xd0 [ 2205.999061][T15745] ? proc_fail_nth_write+0x17e/0x210 [ 2205.999081][T15745] ? __cfi_proc_fail_nth_write+0x10/0x10 [ 2205.999102][T15745] ? selinux_file_ioctl+0x6e0/0x1360 [ 2205.999120][T15745] ? vfs_write+0x93e/0xf30 [ 2205.999135][T15745] ? __cfi_selinux_file_ioctl+0x10/0x10 [ 2205.999154][T15745] ? __cfi_vfs_write+0x10/0x10 [ 2205.999175][T15745] ? __kasan_check_write+0x18/0x20 [ 2205.999198][T15745] ? mutex_unlock+0x8b/0x240 [ 2205.999213][T15745] ? __cfi_mutex_unlock+0x10/0x10 [ 2205.999227][T15745] ? __fget_files+0x2c5/0x340 [ 2205.999245][T15745] ? __fget_files+0x2c5/0x340 [ 2205.999262][T15745] _RNvCs5gLWsBERDPK_16rust_binder_main26rust_binder_unlocked_ioctl+0xa0/0x100 [ 2205.999286][T15745] ? __se_sys_ioctl+0x114/0x1b0 [ 2205.999303][T15745] ? __cfi__RNvCs5gLWsBERDPK_16rust_binder_main26rust_binder_unlocked_ioctl+0x10/0x10 [ 2205.999326][T15745] __se_sys_ioctl+0x135/0x1b0 [ 2205.999343][T15745] __x64_sys_ioctl+0x7f/0xa0 [ 2205.999360][T15745] x64_sys_call+0x1878/0x2ee0 [ 2205.999383][T15745] do_syscall_64+0x58/0xf0 [ 2205.999402][T15745] ? clear_bhb_loop+0x50/0xa0 [ 2205.999425][T15745] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 2205.999442][T15745] RIP: 0033:0x7f507518f6c9 [ 2205.999456][T15745] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 2205.999496][T15745] RSP: 002b:00007f5076072038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 2205.999515][T15745] RAX: ffffffffffffffda RBX: 00007f50753e5fa0 RCX: 00007f507518f6c9 [ 2205.999528][T15745] RDX: 00002000000003c0 RSI: 00000000c0306201 RDI: 0000000000000006 [ 2205.999540][T15745] RBP: 00007f5076072090 R08: 0000000000000000 R09: 0000000000000000 [ 2205.999552][T15745] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2205.999562][T15745] R13: 00007f50753e6038 R14: 00007f50753e5fa0 R15: 00007fff641d3c08 [ 2205.999577][T15745] [ 2206.002396][ T7472] usb 4-1: config 0 descriptor?? [ 2206.350204][T15774] overlayfs: overlapping lowerdir path [ 2206.364195][ T7472] hub 4-1:0.0: USB hub found [ 2206.496511][T15779] 9p: Unknown access argument 00000000000000000000$: -22 [ 2206.566345][ T7472] hub 4-1:0.0: 2 ports detected [ 2207.381261][T15850] FAULT_INJECTION: forcing a failure. [ 2207.381261][T15850] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2207.394472][T15850] CPU: 1 UID: 0 PID: 15850 Comm: syz.0.70501 Not tainted syzkaller #0 0b5ffdee5fcd2f7749818d1ff954e9c21353764e [ 2207.394506][T15850] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 2207.394518][T15850] Call Trace: [ 2207.394525][T15850] [ 2207.394532][T15850] __dump_stack+0x21/0x30 [ 2207.394562][T15850] dump_stack_lvl+0x10c/0x190 [ 2207.394585][T15850] ? __cfi_dump_stack_lvl+0x10/0x10 [ 2207.394610][T15850] ? check_stack_object+0x12c/0x140 [ 2207.394629][T15850] dump_stack+0x19/0x20 [ 2207.394652][T15850] should_fail_ex+0x3d9/0x530 [ 2207.394672][T15850] should_fail+0xf/0x20 [ 2207.394689][T15850] should_fail_usercopy+0x1e/0x30 [ 2207.394709][T15850] _copy_to_user+0x24/0xa0 [ 2207.394731][T15850] simple_read_from_buffer+0xed/0x160 [ 2207.394762][T15850] proc_fail_nth_read+0x19e/0x210 [ 2207.394787][T15850] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 2207.394810][T15850] ? bpf_lsm_file_permission+0xd/0x20 [ 2207.394835][T15850] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 2207.394857][T15850] vfs_read+0x27d/0xc70 [ 2207.394874][T15850] ? __cfi_kernel_clone+0x10/0x10 [ 2207.394897][T15850] ? __cfi_vfs_read+0x10/0x10 [ 2207.394913][T15850] ? __kasan_check_write+0x18/0x20 [ 2207.394938][T15850] ? mutex_lock+0x92/0x1c0 [ 2207.394956][T15850] ? __cfi_mutex_lock+0x10/0x10 [ 2207.394972][T15850] ? __fget_files+0x2c5/0x340 [ 2207.394993][T15850] ksys_read+0x141/0x250 [ 2207.395011][T15850] ? __cfi_ksys_read+0x10/0x10 [ 2207.395028][T15850] ? __kasan_check_read+0x15/0x20 [ 2207.395054][T15850] __x64_sys_read+0x7f/0x90 [ 2207.395071][T15850] x64_sys_call+0x2638/0x2ee0 [ 2207.395097][T15850] do_syscall_64+0x58/0xf0 [ 2207.395119][T15850] ? clear_bhb_loop+0x50/0xa0 [ 2207.395139][T15850] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 2207.395159][T15850] RIP: 0033:0x7f936e78e0dc [ 2207.395176][T15850] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48 [ 2207.395193][T15850] RSP: 002b:00007f936f64e030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 2207.395214][T15850] RAX: ffffffffffffffda RBX: 00007f936e9e5fa0 RCX: 00007f936e78e0dc [ 2207.395230][T15850] RDX: 000000000000000f RSI: 00007f936f64e0a0 RDI: 0000000000000007 [ 2207.395243][T15850] RBP: 00007f936f64e090 R08: 0000000000000000 R09: 0000000000000000 [ 2207.395257][T15850] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2207.395269][T15850] R13: 00007f936e9e6038 R14: 00007f936e9e5fa0 R15: 00007ffe2d177778 [ 2207.395285][T15850] [ 2207.617177][ T7472] hub 4-1:0.0: hub_hub_status failed (err = -32) [ 2207.654068][ T7472] hub 4-1:0.0: config failed, can't get hub status (err -32) [ 2207.673226][ T7472] usbhid 4-1:0.0: can't add hid device: -32 [ 2207.699679][ T7472] usbhid 4-1:0.0: probe with driver usbhid failed with error -32 [ 2207.836501][T15866] FAULT_INJECTION: forcing a failure. [ 2207.836501][T15866] name failslab, interval 1, probability 0, space 0, times 0 [ 2207.856451][T15866] CPU: 1 UID: 0 PID: 15866 Comm: syz.4.70510 Not tainted syzkaller #0 0b5ffdee5fcd2f7749818d1ff954e9c21353764e [ 2207.856484][T15866] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 2207.856495][T15866] Call Trace: [ 2207.856501][T15866] [ 2207.856510][T15866] __dump_stack+0x21/0x30 [ 2207.856540][T15866] dump_stack_lvl+0x10c/0x190 [ 2207.856563][T15866] ? __cfi_dump_stack_lvl+0x10/0x10 [ 2207.856588][T15866] dump_stack+0x19/0x20 [ 2207.856611][T15866] should_fail_ex+0x3d9/0x530 [ 2207.856631][T15866] should_failslab+0xac/0x100 [ 2207.856652][T15866] kmem_cache_alloc_noprof+0x42/0x430 [ 2207.856670][T15866] ? vm_area_dup+0x42/0x570 [ 2207.856691][T15866] vm_area_dup+0x42/0x570 [ 2207.856710][T15866] __split_vma+0x1bd/0xa80 [ 2207.856729][T15866] ? __kasan_check_read+0x15/0x20 [ 2207.856767][T15866] ? vms_gather_munmap_vmas+0xdd0/0xdd0 [ 2207.856787][T15866] ? can_vma_merge_left+0x187/0x4c0 [ 2207.856806][T15866] vma_modify+0x6e1/0x1670 [ 2207.856827][T15866] vma_modify_flags+0x182/0x1c0 [ 2207.856848][T15866] mprotect_fixup+0x40a/0x890 [ 2207.856869][T15866] ? __cfi_selinux_file_mprotect+0x10/0x10 [ 2207.856893][T15866] ? __cfi_mprotect_fixup+0x10/0x10 [ 2207.856915][T15866] ? bpf_lsm_file_mprotect+0xd/0x20 [ 2207.856940][T15866] do_mprotect_pkey+0xaab/0xea0 [ 2207.856965][T15866] ? prot_none_test+0x30/0x30 [ 2207.856986][T15866] ? mutex_unlock+0x8b/0x240 [ 2207.857005][T15866] ? fput+0x1a5/0x240 [ 2207.857027][T15866] ? __cfi_ksys_write+0x10/0x10 [ 2207.857046][T15866] ? __kasan_check_read+0x15/0x20 [ 2207.857071][T15866] __x64_sys_mprotect+0x84/0xa0 [ 2207.857093][T15866] x64_sys_call+0x2590/0x2ee0 [ 2207.857119][T15866] do_syscall_64+0x58/0xf0 [ 2207.857141][T15866] ? clear_bhb_loop+0x50/0xa0 [ 2207.857162][T15866] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 2207.857182][T15866] RIP: 0033:0x7f507518f6c9 [ 2207.857199][T15866] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 2207.857216][T15866] RSP: 002b:00007f5076072038 EFLAGS: 00000246 ORIG_RAX: 000000000000000a [ 2207.857238][T15866] RAX: ffffffffffffffda RBX: 00007f50753e5fa0 RCX: 00007f507518f6c9 [ 2207.857253][T15866] RDX: 0000000000000001 RSI: 0000000000800000 RDI: 0000200000000000 [ 2207.857267][T15866] RBP: 00007f5076072090 R08: 0000000000000000 R09: 0000000000000000 [ 2207.857279][T15866] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2207.857291][T15866] R13: 00007f50753e6038 R14: 00007f50753e5fa0 R15: 00007fff641d3c08 [ 2207.857308][T15866] [ 2208.235604][T11366] usb 4-1: USB disconnect, device number 56 [ 2208.636531][T15904] FAULT_INJECTION: forcing a failure. [ 2208.636531][T15904] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2208.665877][T15904] CPU: 0 UID: 0 PID: 15904 Comm: syz.3.70530 Not tainted syzkaller #0 0b5ffdee5fcd2f7749818d1ff954e9c21353764e [ 2208.665912][T15904] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 2208.665924][T15904] Call Trace: [ 2208.665930][T15904] [ 2208.665939][T15904] __dump_stack+0x21/0x30 [ 2208.665967][T15904] dump_stack_lvl+0x10c/0x190 [ 2208.665990][T15904] ? __cfi_dump_stack_lvl+0x10/0x10 [ 2208.666015][T15904] dump_stack+0x19/0x20 [ 2208.666037][T15904] should_fail_ex+0x3d9/0x530 [ 2208.666057][T15904] should_fail+0xf/0x20 [ 2208.666073][T15904] should_fail_usercopy+0x1e/0x30 [ 2208.666093][T15904] _copy_from_user+0x22/0xb0 [ 2208.666115][T15904] userfaultfd_ioctl+0x534/0x4750 [ 2208.666132][T15904] ? do_vfs_ioctl+0xeda/0x1e30 [ 2208.666150][T15904] ? arch_stack_walk+0x10b/0x170 [ 2208.666166][T15904] ? __ia32_compat_sys_ioctl+0x850/0x850 [ 2208.666185][T15904] ? __cfi_userfaultfd_ioctl+0x10/0x10 [ 2208.666202][T15904] ? _parse_integer+0x2e/0x40 [ 2208.666227][T15904] ? ioctl_has_perm+0x384/0x4d0 [ 2208.666247][T15904] ? has_cap_mac_admin+0xd0/0xd0 [ 2208.666266][T15904] ? proc_fail_nth_write+0x17e/0x210 [ 2208.666288][T15904] ? __cfi_proc_fail_nth_write+0x10/0x10 [ 2208.666310][T15904] ? selinux_file_ioctl+0x6e0/0x1360 [ 2208.666328][T15904] ? vfs_write+0x93e/0xf30 [ 2208.666343][T15904] ? __cfi_selinux_file_ioctl+0x10/0x10 [ 2208.666363][T15904] ? __cfi_vfs_write+0x10/0x10 [ 2208.666387][T15904] ? __kasan_check_write+0x18/0x20 [ 2208.666411][T15904] ? __cfi_mutex_unlock+0x10/0x10 [ 2208.666427][T15904] ? __fget_files+0x2c5/0x340 [ 2208.666445][T15904] ? __fget_files+0x2c5/0x340 [ 2208.666462][T15904] ? bpf_lsm_file_ioctl+0xd/0x20 [ 2208.666484][T15904] ? security_file_ioctl+0x34/0xd0 [ 2208.666502][T15904] ? __cfi_userfaultfd_ioctl+0x10/0x10 [ 2208.666519][T15904] __se_sys_ioctl+0x135/0x1b0 [ 2208.666537][T15904] __x64_sys_ioctl+0x7f/0xa0 [ 2208.666555][T15904] x64_sys_call+0x1878/0x2ee0 [ 2208.666578][T15904] do_syscall_64+0x58/0xf0 [ 2208.666599][T15904] ? clear_bhb_loop+0x50/0xa0 [ 2208.666618][T15904] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 2208.666635][T15904] RIP: 0033:0x7f458838f6c9 [ 2208.666650][T15904] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 2208.666666][T15904] RSP: 002b:00007f4586de3038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 2208.666686][T15904] RAX: ffffffffffffffda RBX: 00007f45885e5fa0 RCX: 00007f458838f6c9 [ 2208.666700][T15904] RDX: 0000200000000000 RSI: 00000000c020aa00 RDI: 0000000000000006 [ 2208.666712][T15904] RBP: 00007f4586de3090 R08: 0000000000000000 R09: 0000000000000000 [ 2208.666724][T15904] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2208.666736][T15904] R13: 00007f45885e6038 R14: 00007f45885e5fa0 R15: 00007ffd5738ebe8 [ 2208.666752][T15904] [ 2209.196512][T15933] FAULT_INJECTION: forcing a failure. [ 2209.196512][T15933] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2209.235503][T15933] CPU: 1 UID: 0 PID: 15933 Comm: syz.0.70542 Not tainted syzkaller #0 0b5ffdee5fcd2f7749818d1ff954e9c21353764e [ 2209.235535][T15933] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 2209.235556][T15933] Call Trace: [ 2209.235563][T15933] [ 2209.235571][T15933] __dump_stack+0x21/0x30 [ 2209.235600][T15933] dump_stack_lvl+0x10c/0x190 [ 2209.235622][T15933] ? __cfi_dump_stack_lvl+0x10/0x10 [ 2209.235645][T15933] ? check_stack_object+0x12c/0x140 [ 2209.235663][T15933] dump_stack+0x19/0x20 [ 2209.235685][T15933] should_fail_ex+0x3d9/0x530 [ 2209.235705][T15933] should_fail+0xf/0x20 [ 2209.235721][T15933] should_fail_usercopy+0x1e/0x30 [ 2209.235740][T15933] _copy_to_user+0x24/0xa0 [ 2209.235762][T15933] simple_read_from_buffer+0xed/0x160 [ 2209.235786][T15933] proc_fail_nth_read+0x19e/0x210 [ 2209.235809][T15933] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 2209.235833][T15933] ? bpf_lsm_file_permission+0xd/0x20 [ 2209.235857][T15933] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 2209.235879][T15933] vfs_read+0x27d/0xc70 [ 2209.235894][T15933] ? __cfi_vfs_read+0x10/0x10 [ 2209.235909][T15933] ? __kasan_check_write+0x18/0x20 [ 2209.235932][T15933] ? mutex_lock+0x92/0x1c0 [ 2209.235948][T15933] ? __cfi_mutex_lock+0x10/0x10 [ 2209.235964][T15933] ? __fget_files+0x2c5/0x340 [ 2209.235985][T15933] ksys_read+0x141/0x250 [ 2209.236002][T15933] ? __cfi_ksys_read+0x10/0x10 [ 2209.236017][T15933] ? fdget+0x189/0x1f0 [ 2209.236035][T15933] ? __kasan_check_read+0x15/0x20 [ 2209.236061][T15933] __x64_sys_read+0x7f/0x90 [ 2209.236078][T15933] x64_sys_call+0x2638/0x2ee0 [ 2209.236102][T15933] do_syscall_64+0x58/0xf0 [ 2209.236123][T15933] ? clear_bhb_loop+0x50/0xa0 [ 2209.236143][T15933] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 2209.236162][T15933] RIP: 0033:0x7f936e78e0dc [ 2209.236177][T15933] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48 [ 2209.236192][T15933] RSP: 002b:00007f936f64e030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 2209.236213][T15933] RAX: ffffffffffffffda RBX: 00007f936e9e5fa0 RCX: 00007f936e78e0dc [ 2209.236228][T15933] RDX: 000000000000000f RSI: 00007f936f64e0a0 RDI: 0000000000000006 [ 2209.236239][T15933] RBP: 00007f936f64e090 R08: 0000000000000000 R09: 0000000000000000 [ 2209.236252][T15933] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2209.236264][T15933] R13: 00007f936e9e6038 R14: 00007f936e9e5fa0 R15: 00007ffe2d177778 [ 2209.236281][T15933] [ 2209.706803][T15959] FAULT_INJECTION: forcing a failure. [ 2209.706803][T15959] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2209.721438][T15959] CPU: 1 UID: 0 PID: 15959 Comm: syz.3.70555 Not tainted syzkaller #0 0b5ffdee5fcd2f7749818d1ff954e9c21353764e [ 2209.721469][T15959] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 2209.721480][T15959] Call Trace: [ 2209.721487][T15959] [ 2209.721495][T15959] __dump_stack+0x21/0x30 [ 2209.721532][T15959] dump_stack_lvl+0x10c/0x190 [ 2209.721556][T15959] ? __cfi_dump_stack_lvl+0x10/0x10 [ 2209.721579][T15959] ? __cfi_vfs_write+0x10/0x10 [ 2209.721597][T15959] dump_stack+0x19/0x20 [ 2209.721619][T15959] should_fail_ex+0x3d9/0x530 [ 2209.721638][T15959] should_fail+0xf/0x20 [ 2209.721655][T15959] should_fail_usercopy+0x1e/0x30 [ 2209.721674][T15959] _copy_from_user+0x22/0xb0 [ 2209.721696][T15959] __x64_sys_timer_create+0xff/0x190 [ 2209.721720][T15959] ? __cfi___x64_sys_timer_create+0x10/0x10 [ 2209.721742][T15959] ? __kasan_check_read+0x15/0x20 [ 2209.721766][T15959] x64_sys_call+0x2704/0x2ee0 [ 2209.721789][T15959] do_syscall_64+0x58/0xf0 [ 2209.721809][T15959] ? clear_bhb_loop+0x50/0xa0 [ 2209.721830][T15959] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 2209.721849][T15959] RIP: 0033:0x7f458838f6c9 [ 2209.721866][T15959] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 2209.721882][T15959] RSP: 002b:00007f4586de3038 EFLAGS: 00000246 ORIG_RAX: 00000000000000de [ 2209.721903][T15959] RAX: ffffffffffffffda RBX: 00007f45885e5fa0 RCX: 00007f458838f6c9 [ 2209.721917][T15959] RDX: 0000000000000000 RSI: 0000200000533fa0 RDI: 0000000000000000 [ 2209.721931][T15959] RBP: 00007f4586de3090 R08: 0000000000000000 R09: 0000000000000000 [ 2209.721944][T15959] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2209.721957][T15959] R13: 00007f45885e6038 R14: 00007f45885e5fa0 R15: 00007ffd5738ebe8 [ 2209.721973][T15959] [ 2210.055518][ T3426] usb 5-1: new high-speed USB device number 5 using dummy_hcd [ 2210.225493][ T3426] usb 5-1: Using ep0 maxpacket: 32 [ 2210.237309][ T3426] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 2210.257170][ T3426] usb 5-1: New USB device found, idVendor=0424, idProduct=7500, bcdDevice=69.ee [ 2210.274557][ T3426] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 2210.283762][ T3426] usb 5-1: Product: syz [ 2210.293052][ T3426] usb 5-1: Manufacturer: syz [ 2210.303282][ T3426] usb 5-1: SerialNumber: syz [ 2210.319597][ T3426] usb 5-1: config 0 descriptor?? [ 2210.331241][ T3426] smsc75xx v1.0.0 [ 2210.336382][ T3426] smsc75xx 5-1:0.0 (unnamed net_device) (uninitialized): usbnet_get_endpoints failed: -22 [ 2210.355848][ T3426] smsc75xx 5-1:0.0: probe with driver smsc75xx failed with error -22 [ 2210.397398][T15991] SELinux: unrecognized netlink message: protocol=6 nlmsg_type=0 sclass=netlink_xfrm_socket pid=15991 comm=syz.0.70570 [ 2210.425221][ T36] kauditd_printk_skb: 41 callbacks suppressed [ 2210.425238][ T36] audit: type=1400 audit(2000000292.489:870): avc: denied { read } for pid=15990 comm="syz.0.70570" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_xfrm_socket permissive=1 [ 2210.452115][T15994] FAULT_INJECTION: forcing a failure. [ 2210.452115][T15994] name failslab, interval 1, probability 0, space 0, times 0 [ 2210.453297][T15991] SELinux: unrecognized netlink message: protocol=6 nlmsg_type=0 sclass=netlink_xfrm_socket pid=15991 comm=syz.0.70570 [ 2210.464715][T15994] CPU: 1 UID: 0 PID: 15994 Comm: syz.1.70569 Not tainted syzkaller #0 0b5ffdee5fcd2f7749818d1ff954e9c21353764e [ 2210.464745][T15994] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 2210.464755][T15994] Call Trace: [ 2210.464763][T15994] [ 2210.464769][T15994] __dump_stack+0x21/0x30 [ 2210.464795][T15994] dump_stack_lvl+0x10c/0x190 [ 2210.464815][T15994] ? __cfi_dump_stack_lvl+0x10/0x10 [ 2210.464837][T15994] dump_stack+0x19/0x20 [ 2210.464856][T15994] should_fail_ex+0x3d9/0x530 [ 2210.464873][T15994] should_failslab+0xac/0x100 [ 2210.464892][T15994] kmem_cache_alloc_noprof+0x42/0x430 [ 2210.464909][T15994] ? inc_rlimit_get_ucounts+0x3fb/0x470 [ 2210.464933][T15994] ? __sigqueue_alloc+0x15e/0x2b0 [ 2210.464957][T15994] __sigqueue_alloc+0x15e/0x2b0 [ 2210.464979][T15994] __send_signal_locked+0x19d/0xb90 [ 2210.464998][T15994] ? __kasan_check_write+0x18/0x20 [ 2210.465023][T15994] ? __task_pid_nr_ns+0x1e2/0x280 [ 2210.465044][T15994] send_signal_locked+0x428/0x5a0 [ 2210.465064][T15994] do_send_sig_info+0xdb/0x220 [ 2210.465083][T15994] send_sig+0x5f/0x70 [ 2210.465102][T15994] sk_stream_error+0xb6/0x130 [ 2210.465126][T15994] tcp_sendmsg_locked+0x42e0/0x4b40 [ 2210.465151][T15994] ? __asan_memcpy+0x5a/0x80 [ 2210.465168][T15994] ? __kasan_check_write+0x18/0x20 [ 2210.465191][T15994] ? _raw_spin_lock_bh+0x90/0x120 [ 2210.465213][T15994] ? __cfi__raw_spin_lock_bh+0x10/0x10 [ 2210.465236][T15994] ? _raw_spin_unlock_bh+0x54/0x60 [ 2210.465257][T15994] ? lock_sock_nested+0x1f5/0x290 [ 2210.465276][T15994] ? __cfi_tcp_sendmsg_locked+0x10/0x10 [ 2210.465300][T15994] ? __cfi_tcp_sendmsg+0x10/0x10 [ 2210.465321][T15994] tcp_sendmsg+0x3e/0xe0 [ 2210.465342][T15994] ? __cfi_tcp_sendmsg+0x10/0x10 [ 2210.465364][T15994] inet6_sendmsg+0xb7/0x120 [ 2210.465387][T15994] ____sys_sendmsg+0x5db/0xa70 [ 2210.465412][T15994] ? __sys_sendmsg_sock+0x50/0x50 [ 2210.465444][T15994] ? import_iovec+0x81/0xb0 [ 2210.465467][T15994] ___sys_sendmsg+0x220/0x2a0 [ 2210.465490][T15994] ? __sys_sendmsg+0x280/0x280 [ 2210.465515][T15994] ? kstrtouint+0x78/0xf0 [ 2210.465536][T15994] __sys_sendmmsg+0x271/0x470 [ 2210.465561][T15994] ? __cfi___sys_sendmmsg+0x10/0x10 [ 2210.465588][T15994] ? __cfi_ksys_write+0x10/0x10 [ 2210.465606][T15994] __x64_sys_sendmmsg+0xa4/0xc0 [ 2210.465631][T15994] x64_sys_call+0xfec/0x2ee0 [ 2210.465655][T15994] do_syscall_64+0x58/0xf0 [ 2210.465677][T15994] ? clear_bhb_loop+0x50/0xa0 [ 2210.465696][T15994] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 2210.465715][T15994] RIP: 0033:0x7f7923b8f6c9 [ 2210.465732][T15994] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 2210.465747][T15994] RSP: 002b:00007f7924a13038 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 2210.465767][T15994] RAX: ffffffffffffffda RBX: 00007f7923de5fa0 RCX: 00007f7923b8f6c9 [ 2210.465782][T15994] RDX: 0000000000000001 RSI: 0000200000003c00 RDI: 0000000000000008 [ 2210.465794][T15994] RBP: 00007f7924a13090 R08: 0000000000000000 R09: 0000000000000000 [ 2210.465806][T15994] R10: 0000000000000004 R11: 0000000000000246 R12: 0000000000000001 [ 2210.465818][T15994] R13: 00007f7923de6038 R14: 00007f7923de5fa0 R15: 00007ffc2bf1ccd8 [ 2210.465834][T15994] [ 2210.475148][ T36] audit: type=1400 audit(2000000292.529:871): avc: denied { ioctl } for pid=15990 comm="syz.0.70570" path="socket:[932924]" dev="sockfs" ino=932924 ioctlcmd=0x5451 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_xfrm_socket permissive=1 [ 2210.481548][T15991] SELinux: unrecognized netlink message: protocol=6 nlmsg_type=0 sclass=netlink_xfrm_socket pid=15991 comm=syz.0.70570 [ 2210.614491][T16014] FAULT_INJECTION: forcing a failure. [ 2210.614491][T16014] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2210.621270][ T7472] usb 5-1: USB disconnect, device number 5 [ 2210.628748][T16014] CPU: 1 UID: 0 PID: 16014 Comm: syz.1.70580 Not tainted syzkaller #0 0b5ffdee5fcd2f7749818d1ff954e9c21353764e [ 2210.628779][T16014] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 2210.628790][T16014] Call Trace: [ 2210.628796][T16014] [ 2210.628804][T16014] __dump_stack+0x21/0x30 [ 2210.628833][T16014] dump_stack_lvl+0x10c/0x190 [ 2210.628855][T16014] ? __cfi_dump_stack_lvl+0x10/0x10 [ 2210.628882][T16014] ? __cfi_vfs_write+0x10/0x10 [ 2210.628900][T16014] dump_stack+0x19/0x20 [ 2210.628920][T16014] should_fail_ex+0x3d9/0x530 [ 2210.628939][T16014] should_fail+0xf/0x20 [ 2210.628956][T16014] should_fail_usercopy+0x1e/0x30 [ 2210.628975][T16014] _copy_from_user+0x22/0xb0 [ 2210.628996][T16014] __x64_sys_timer_create+0xff/0x190 [ 2210.629019][T16014] ? __cfi___x64_sys_timer_create+0x10/0x10 [ 2210.629042][T16014] ? __kasan_check_read+0x15/0x20 [ 2210.629068][T16014] x64_sys_call+0x2704/0x2ee0 [ 2210.629091][T16014] do_syscall_64+0x58/0xf0 [ 2210.629113][T16014] ? clear_bhb_loop+0x50/0xa0 [ 2210.629132][T16014] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 2210.629151][T16014] RIP: 0033:0x7f7923b8f6c9 [ 2210.629166][T16014] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 2210.629179][T16014] RSP: 002b:00007f7924a13038 EFLAGS: 00000246 ORIG_RAX: 00000000000000de [ 2210.629195][T16014] RAX: ffffffffffffffda RBX: 00007f7923de5fa0 RCX: 00007f7923b8f6c9 [ 2210.629207][T16014] RDX: 0000000000000000 RSI: 0000200000533fa0 RDI: 0000000000000000 [ 2210.629220][T16014] RBP: 00007f7924a13090 R08: 0000000000000000 R09: 0000000000000000 [ 2210.629232][T16014] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2210.629244][T16014] R13: 00007f7923de6038 R14: 00007f7923de5fa0 R15: 00007ffc2bf1ccd8 [ 2210.629260][T16014] [ 2210.641562][T15991] SELinux: unrecognized netlink message: protocol=6 nlmsg_type=2050 sclass=netlink_xfrm_socket pid=15991 comm=syz.0.70570 [ 2210.722748][T16027] FAULT_INJECTION: forcing a failure. [ 2210.722748][T16027] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2211.057898][T16027] CPU: 0 UID: 0 PID: 16027 Comm: syz.1.70586 Not tainted syzkaller #0 0b5ffdee5fcd2f7749818d1ff954e9c21353764e [ 2211.057931][T16027] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 2211.057943][T16027] Call Trace: [ 2211.057950][T16027] [ 2211.057958][T16027] __dump_stack+0x21/0x30 [ 2211.057987][T16027] dump_stack_lvl+0x10c/0x190 [ 2211.058010][T16027] ? __cfi_dump_stack_lvl+0x10/0x10 [ 2211.058033][T16027] ? check_stack_object+0x12c/0x140 [ 2211.058052][T16027] dump_stack+0x19/0x20 [ 2211.058071][T16027] should_fail_ex+0x3d9/0x530 [ 2211.058089][T16027] should_fail+0xf/0x20 [ 2211.058104][T16027] should_fail_usercopy+0x1e/0x30 [ 2211.058122][T16027] _copy_to_user+0x24/0xa0 [ 2211.058154][T16027] simple_read_from_buffer+0xed/0x160 [ 2211.058178][T16027] proc_fail_nth_read+0x19e/0x210 [ 2211.058202][T16027] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 2211.058225][T16027] ? up_write+0x66/0x280 [ 2211.058247][T16027] ? bpf_lsm_file_permission+0xd/0x20 [ 2211.058272][T16027] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 2211.058295][T16027] vfs_read+0x27d/0xc70 [ 2211.058312][T16027] ? __cfi_shmem_file_write_iter+0x10/0x10 [ 2211.058336][T16027] ? __cfi_vfs_read+0x10/0x10 [ 2211.058352][T16027] ? __kasan_check_write+0x18/0x20 [ 2211.058377][T16027] ? mutex_lock+0x92/0x1c0 [ 2211.058394][T16027] ? __cfi_mutex_lock+0x10/0x10 [ 2211.058411][T16027] ? __fget_files+0x2c5/0x340 [ 2211.058432][T16027] ksys_read+0x141/0x250 [ 2211.058449][T16027] ? __cfi_ksys_read+0x10/0x10 [ 2211.058466][T16027] ? __kasan_check_read+0x15/0x20 [ 2211.058492][T16027] __x64_sys_read+0x7f/0x90 [ 2211.058509][T16027] x64_sys_call+0x2638/0x2ee0 [ 2211.058535][T16027] do_syscall_64+0x58/0xf0 [ 2211.058557][T16027] ? clear_bhb_loop+0x50/0xa0 [ 2211.058577][T16027] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 2211.058597][T16027] RIP: 0033:0x7f7923b8e0dc [ 2211.058613][T16027] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48 [ 2211.058629][T16027] RSP: 002b:00007f7924a13030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 2211.058651][T16027] RAX: ffffffffffffffda RBX: 00007f7923de5fa0 RCX: 00007f7923b8e0dc [ 2211.058666][T16027] RDX: 000000000000000f RSI: 00007f7924a130a0 RDI: 0000000000000009 [ 2211.058679][T16027] RBP: 00007f7924a13090 R08: 0000000000000000 R09: 0000000000000000 [ 2211.058691][T16027] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2211.058703][T16027] R13: 00007f7923de6038 R14: 00007f7923de5fa0 R15: 00007ffc2bf1ccd8 [ 2211.058720][T16027] [ 2211.342106][T16044] FAULT_INJECTION: forcing a failure. [ 2211.342106][T16044] name failslab, interval 1, probability 0, space 0, times 0 [ 2211.354791][T16044] CPU: 0 UID: 0 PID: 16044 Comm: syz.4.70594 Not tainted syzkaller #0 0b5ffdee5fcd2f7749818d1ff954e9c21353764e [ 2211.354824][T16044] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 2211.354837][T16044] Call Trace: [ 2211.354844][T16044] [ 2211.354853][T16044] __dump_stack+0x21/0x30 [ 2211.354883][T16044] dump_stack_lvl+0x10c/0x190 [ 2211.354906][T16044] ? __cfi_dump_stack_lvl+0x10/0x10 [ 2211.354930][T16044] ? __kasan_check_write+0x18/0x20 [ 2211.354957][T16044] ? proc_fail_nth_write+0x17e/0x210 [ 2211.354981][T16044] ? __cfi_proc_fail_nth_write+0x10/0x10 [ 2211.355006][T16044] dump_stack+0x19/0x20 [ 2211.355028][T16044] should_fail_ex+0x3d9/0x530 [ 2211.355048][T16044] should_failslab+0xac/0x100 [ 2211.355069][T16044] kmem_cache_alloc_noprof+0x42/0x430 [ 2211.355087][T16044] ? getname_flags+0xc6/0x710 [ 2211.355106][T16044] getname_flags+0xc6/0x710 [ 2211.355123][T16044] ? build_open_flags+0x487/0x600 [ 2211.355146][T16044] getname+0x1b/0x30 [ 2211.355163][T16044] do_sys_openat2+0xcb/0x1c0 [ 2211.355185][T16044] ? fput+0x1a5/0x240 [ 2211.355206][T16044] ? do_sys_open+0x100/0x100 [ 2211.355229][T16044] ? ksys_write+0x1ef/0x250 [ 2211.355245][T16044] ? __cfi_ksys_write+0x10/0x10 [ 2211.355263][T16044] __x64_sys_openat+0x13a/0x170 [ 2211.355287][T16044] x64_sys_call+0xe69/0x2ee0 [ 2211.355312][T16044] do_syscall_64+0x58/0xf0 [ 2211.355335][T16044] ? clear_bhb_loop+0x50/0xa0 [ 2211.355354][T16044] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 2211.355381][T16044] RIP: 0033:0x7f507518f6c9 [ 2211.355397][T16044] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 2211.355413][T16044] RSP: 002b:00007f5076072038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 2211.355439][T16044] RAX: ffffffffffffffda RBX: 00007f50753e5fa0 RCX: 00007f507518f6c9 [ 2211.355451][T16044] RDX: 000000000000275a RSI: 0000200000000080 RDI: ffffffffffffff9c [ 2211.355464][T16044] RBP: 00007f5076072090 R08: 0000000000000000 R09: 0000000000000000 [ 2211.355481][T16044] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2211.355491][T16044] R13: 00007f50753e6038 R14: 00007f50753e5fa0 R15: 00007fff641d3c08 [ 2211.355506][T16044] [ 2211.552046][T16050] 9pnet_fd: Insufficient options for proto=fd [ 2211.790627][T16081] FAULT_INJECTION: forcing a failure. [ 2211.790627][T16081] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2211.824060][T16081] CPU: 1 UID: 0 PID: 16081 Comm: syz.4.70611 Not tainted syzkaller #0 0b5ffdee5fcd2f7749818d1ff954e9c21353764e [ 2211.824095][T16081] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 2211.824108][T16081] Call Trace: [ 2211.824115][T16081] [ 2211.824123][T16081] __dump_stack+0x21/0x30 [ 2211.824153][T16081] dump_stack_lvl+0x10c/0x190 [ 2211.824177][T16081] ? __cfi_dump_stack_lvl+0x10/0x10 [ 2211.824201][T16081] dump_stack+0x19/0x20 [ 2211.824224][T16081] should_fail_ex+0x3d9/0x530 [ 2211.824244][T16081] should_fail+0xf/0x20 [ 2211.824261][T16081] should_fail_usercopy+0x1e/0x30 [ 2211.824281][T16081] _copy_from_user+0x22/0xb0 [ 2211.824311][T16081] __x64_sys_rt_sigaction+0x152/0x270 [ 2211.824331][T16081] ? __cfi___x64_sys_rt_sigaction+0x10/0x10 [ 2211.824352][T16081] ? __kasan_check_read+0x15/0x20 [ 2211.824380][T16081] x64_sys_call+0x1bed/0x2ee0 [ 2211.824405][T16081] do_syscall_64+0x58/0xf0 [ 2211.824428][T16081] ? clear_bhb_loop+0x50/0xa0 [ 2211.824449][T16081] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 2211.824468][T16081] RIP: 0033:0x7f507518f6c9 [ 2211.824484][T16081] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 2211.824500][T16081] RSP: 002b:00007f5076072038 EFLAGS: 00000246 ORIG_RAX: 000000000000000d [ 2211.824521][T16081] RAX: ffffffffffffffda RBX: 00007f50753e5fa0 RCX: 00007f507518f6c9 [ 2211.824536][T16081] RDX: 0000000000000000 RSI: 0000200000000180 RDI: 000000000000000d [ 2211.824549][T16081] RBP: 00007f5076072090 R08: 0000200000000300 R09: 0000000000000000 [ 2211.824563][T16081] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000000000001 [ 2211.824575][T16081] R13: 00007f50753e6038 R14: 00007f50753e5fa0 R15: 00007fff641d3c08 [ 2211.824592][T16081] [ 2212.247951][T16113] FAULT_INJECTION: forcing a failure. [ 2212.247951][T16113] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2212.261069][ T7472] usb 1-1: new high-speed USB device number 16 using dummy_hcd [ 2212.268680][T16113] CPU: 0 UID: 0 PID: 16113 Comm: syz.4.70627 Not tainted syzkaller #0 0b5ffdee5fcd2f7749818d1ff954e9c21353764e [ 2212.268711][T16113] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 2212.268723][T16113] Call Trace: [ 2212.268730][T16113] [ 2212.268738][T16113] __dump_stack+0x21/0x30 [ 2212.268767][T16113] dump_stack_lvl+0x10c/0x190 [ 2212.268790][T16113] ? __cfi_dump_stack_lvl+0x10/0x10 [ 2212.268814][T16113] ? check_stack_object+0x12c/0x140 [ 2212.268833][T16113] dump_stack+0x19/0x20 [ 2212.268854][T16113] should_fail_ex+0x3d9/0x530 [ 2212.268874][T16113] should_fail+0xf/0x20 [ 2212.268890][T16113] should_fail_usercopy+0x1e/0x30 [ 2212.268909][T16113] _copy_to_user+0x24/0xa0 [ 2212.268931][T16113] simple_read_from_buffer+0xed/0x160 [ 2212.268954][T16113] proc_fail_nth_read+0x19e/0x210 [ 2212.268978][T16113] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 2212.269001][T16113] ? bpf_lsm_file_permission+0xd/0x20 [ 2212.269025][T16113] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 2212.269047][T16113] vfs_read+0x27d/0xc70 [ 2212.269064][T16113] ? __cfi_vfs_read+0x10/0x10 [ 2212.269087][T16113] ? __kasan_check_write+0x18/0x20 [ 2212.269112][T16113] ? mutex_lock+0x92/0x1c0 [ 2212.269130][T16113] ? __cfi_mutex_lock+0x10/0x10 [ 2212.269146][T16113] ? __fget_files+0x2c5/0x340 [ 2212.269167][T16113] ksys_read+0x141/0x250 [ 2212.269184][T16113] ? __cfi_ksys_read+0x10/0x10 [ 2212.269201][T16113] ? __kasan_check_read+0x15/0x20 [ 2212.269226][T16113] __x64_sys_read+0x7f/0x90 [ 2212.269243][T16113] x64_sys_call+0x2638/0x2ee0 [ 2212.269268][T16113] do_syscall_64+0x58/0xf0 [ 2212.269290][T16113] ? clear_bhb_loop+0x50/0xa0 [ 2212.269310][T16113] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 2212.269329][T16113] RIP: 0033:0x7f507518e0dc [ 2212.269345][T16113] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48 [ 2212.269361][T16113] RSP: 002b:00007f5076072030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 2212.269382][T16113] RAX: ffffffffffffffda RBX: 00007f50753e5fa0 RCX: 00007f507518e0dc [ 2212.269396][T16113] RDX: 000000000000000f RSI: 00007f50760720a0 RDI: 0000000000000008 [ 2212.269409][T16113] RBP: 00007f5076072090 R08: 0000000000000000 R09: 0000000000000000 [ 2212.269421][T16113] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2212.269433][T16113] R13: 00007f50753e6038 R14: 00007f50753e5fa0 R15: 00007fff641d3c08 [ 2212.269449][T16113] [ 2212.541898][T16121] FAULT_INJECTION: forcing a failure. [ 2212.541898][T16121] name failslab, interval 1, probability 0, space 0, times 0 [ 2212.554525][T16121] CPU: 1 UID: 0 PID: 16121 Comm: syz.4.70630 Not tainted syzkaller #0 0b5ffdee5fcd2f7749818d1ff954e9c21353764e [ 2212.554556][T16121] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 2212.554568][T16121] Call Trace: [ 2212.554575][T16121] [ 2212.554584][T16121] __dump_stack+0x21/0x30 [ 2212.554613][T16121] dump_stack_lvl+0x10c/0x190 [ 2212.554636][T16121] ? __cfi_dump_stack_lvl+0x10/0x10 [ 2212.554661][T16121] dump_stack+0x19/0x20 [ 2212.554684][T16121] should_fail_ex+0x3d9/0x530 [ 2212.554704][T16121] should_failslab+0xac/0x100 [ 2212.554725][T16121] kmem_cache_alloc_noprof+0x42/0x430 [ 2212.554742][T16121] ? inc_rlimit_get_ucounts+0x3fb/0x470 [ 2212.554768][T16121] ? __sigqueue_alloc+0x15e/0x2b0 [ 2212.554791][T16121] __sigqueue_alloc+0x15e/0x2b0 [ 2212.554813][T16121] __send_signal_locked+0x19d/0xb90 [ 2212.554832][T16121] ? __kasan_check_write+0x18/0x20 [ 2212.554859][T16121] ? __task_pid_nr_ns+0x1e2/0x280 [ 2212.554880][T16121] send_signal_locked+0x428/0x5a0 [ 2212.554900][T16121] do_send_sig_info+0xdb/0x220 [ 2212.554921][T16121] send_sig+0x5f/0x70 [ 2212.554939][T16121] sk_stream_error+0xb6/0x130 [ 2212.554965][T16121] tcp_sendmsg_locked+0x42e0/0x4b40 [ 2212.554990][T16121] ? __asan_memcpy+0x5a/0x80 [ 2212.555009][T16121] ? __kasan_check_write+0x18/0x20 [ 2212.555034][T16121] ? _raw_spin_lock_bh+0x90/0x120 [ 2212.555056][T16121] ? __cfi__raw_spin_lock_bh+0x10/0x10 [ 2212.555080][T16121] ? _raw_spin_unlock_bh+0x54/0x60 [ 2212.555102][T16121] ? lock_sock_nested+0x1f5/0x290 [ 2212.555122][T16121] ? __cfi_tcp_sendmsg_locked+0x10/0x10 [ 2212.555147][T16121] ? __cfi_tcp_sendmsg+0x10/0x10 [ 2212.555169][T16121] tcp_sendmsg+0x3e/0xe0 [ 2212.555191][T16121] ? __cfi_tcp_sendmsg+0x10/0x10 [ 2212.555215][T16121] inet6_sendmsg+0xb7/0x120 [ 2212.555239][T16121] ____sys_sendmsg+0x5db/0xa70 [ 2212.555267][T16121] ? __sys_sendmsg_sock+0x50/0x50 [ 2212.555300][T16121] ? import_iovec+0x81/0xb0 [ 2212.555325][T16121] ___sys_sendmsg+0x220/0x2a0 [ 2212.555350][T16121] ? __sys_sendmsg+0x280/0x280 [ 2212.555376][T16121] ? kstrtouint+0x78/0xf0 [ 2212.555398][T16121] __sys_sendmmsg+0x271/0x470 [ 2212.555425][T16121] ? __cfi___sys_sendmmsg+0x10/0x10 [ 2212.555450][T16121] ? __cfi_ksys_write+0x10/0x10 [ 2212.555465][T16121] __x64_sys_sendmmsg+0xa4/0xc0 [ 2212.555490][T16121] x64_sys_call+0xfec/0x2ee0 [ 2212.555515][T16121] do_syscall_64+0x58/0xf0 [ 2212.555538][T16121] ? clear_bhb_loop+0x50/0xa0 [ 2212.555559][T16121] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 2212.555578][T16121] RIP: 0033:0x7f507518f6c9 [ 2212.555596][T16121] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 2212.555614][T16121] RSP: 002b:00007f5076072038 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 2212.555636][T16121] RAX: ffffffffffffffda RBX: 00007f50753e5fa0 RCX: 00007f507518f6c9 [ 2212.555651][T16121] RDX: 0000000000000001 RSI: 0000200000003c00 RDI: 0000000000000008 [ 2212.555664][T16121] RBP: 00007f5076072090 R08: 0000000000000000 R09: 0000000000000000 [ 2212.555677][T16121] R10: 0000000000000004 R11: 0000000000000246 R12: 0000000000000001 [ 2212.555689][T16121] R13: 00007f50753e6038 R14: 00007f50753e5fa0 R15: 00007fff641d3c08 [ 2212.555706][T16121] [ 2212.665512][ T7472] usb 1-1: Using ep0 maxpacket: 32 [ 2212.878993][ T7472] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 2212.895916][ T7472] usb 1-1: New USB device found, idVendor=0424, idProduct=7500, bcdDevice=69.ee [ 2212.905293][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 2212.913569][ T7472] usb 1-1: Product: syz [ 2212.917811][ T7472] usb 1-1: Manufacturer: syz [ 2212.922403][ T7472] usb 1-1: SerialNumber: syz [ 2212.930225][ T7472] usb 1-1: config 0 descriptor?? [ 2212.937097][T16147] FAULT_INJECTION: forcing a failure. [ 2212.937097][T16147] name failslab, interval 1, probability 0, space 0, times 0 [ 2212.949999][T16147] CPU: 0 UID: 0 PID: 16147 Comm: syz.4.70641 Not tainted syzkaller #0 0b5ffdee5fcd2f7749818d1ff954e9c21353764e [ 2212.950035][T16147] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 2212.950047][T16147] Call Trace: [ 2212.950054][T16147] [ 2212.950062][T16147] __dump_stack+0x21/0x30 [ 2212.950092][T16147] dump_stack_lvl+0x10c/0x190 [ 2212.950116][T16147] ? __cfi_dump_stack_lvl+0x10/0x10 [ 2212.950138][T16147] ? handle_mm_fault+0x169b/0x1b90 [ 2212.950161][T16147] dump_stack+0x19/0x20 [ 2212.950182][T16147] should_fail_ex+0x3d9/0x530 [ 2212.950211][T16147] should_failslab+0xac/0x100 [ 2212.950232][T16147] kmem_cache_alloc_noprof+0x42/0x430 [ 2212.950249][T16147] ? lock_vma_under_rcu+0x49d/0x540 [ 2212.950269][T16147] ? getname_flags+0xc6/0x710 [ 2212.950288][T16147] getname_flags+0xc6/0x710 [ 2212.950306][T16147] ? build_open_flags+0x487/0x600 [ 2212.950329][T16147] getname+0x1b/0x30 [ 2212.950346][T16147] do_sys_openat2+0xcb/0x1c0 [ 2212.950369][T16147] ? do_sys_open+0x100/0x100 [ 2212.950391][T16147] ? __kasan_check_write+0x18/0x20 [ 2212.950418][T16147] ? do_user_addr_fault+0xbc4/0x1200 [ 2212.950443][T16147] ? __cfi_ksys_write+0x10/0x10 [ 2212.950462][T16147] __x64_sys_openat+0x13a/0x170 [ 2212.950485][T16147] x64_sys_call+0xe69/0x2ee0 [ 2212.950510][T16147] do_syscall_64+0x58/0xf0 [ 2212.950532][T16147] ? clear_bhb_loop+0x50/0xa0 [ 2212.950552][T16147] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 2212.950572][T16147] RIP: 0033:0x7f507518df10 [ 2212.950589][T16147] Code: 48 89 44 24 20 75 93 44 89 54 24 0c e8 69 95 02 00 44 8b 54 24 0c 89 da 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 38 44 89 c7 89 44 24 0c e8 bc 95 02 00 8b 44 [ 2212.950605][T16147] RSP: 002b:00007f507606fef0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 2212.950626][T16147] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f507518df10 [ 2212.950640][T16147] RDX: 0000000000000002 RSI: 00007f5075211c6c RDI: 00000000ffffff9c [ 2212.950654][T16147] RBP: 00007f5075211c6c R08: 0000000000000000 R09: 0000000000000000 [ 2212.950666][T16147] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000 [ 2212.950678][T16147] R13: 0000000000000090 R14: 0000200000000000 R15: 00007fff641d3c08 [ 2212.950694][T16147] [ 2212.951208][ T7472] smsc75xx v1.0.0 [ 2213.170096][ T7472] smsc75xx 1-1:0.0 (unnamed net_device) (uninitialized): usbnet_get_endpoints failed: -22 [ 2213.180100][ T7472] smsc75xx 1-1:0.0: probe with driver smsc75xx failed with error -22 [ 2213.190571][ T7472] usb 1-1: USB disconnect, device number 16 [ 2213.343573][T16157] rust_binder: 728: no such ref 3 [ 2213.348663][T16157] rust_binder: BC_CLEAR_DEATH_NOTIFICATION invalid ref 6 [ 2213.355761][T16157] rust_binder: 728: no such ref 2 [ 2213.426750][T16165] FAULT_INJECTION: forcing a failure. [ 2213.426750][T16165] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2213.439917][T16165] CPU: 1 UID: 0 PID: 16165 Comm: syz.1.70650 Not tainted syzkaller #0 0b5ffdee5fcd2f7749818d1ff954e9c21353764e [ 2213.439948][T16165] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 2213.439960][T16165] Call Trace: [ 2213.439968][T16165] [ 2213.439976][T16165] __dump_stack+0x21/0x30 [ 2213.439996][T16165] dump_stack_lvl+0x10c/0x190 [ 2213.440009][T16165] ? __cfi_dump_stack_lvl+0x10/0x10 [ 2213.440022][T16165] dump_stack+0x19/0x20 [ 2213.440034][T16165] should_fail_ex+0x3d9/0x530 [ 2213.440045][T16165] should_fail+0xf/0x20 [ 2213.440054][T16165] should_fail_usercopy+0x1e/0x30 [ 2213.440065][T16165] copy_fpstate_to_sigframe+0x919/0xb80 [ 2213.440078][T16165] ? __dequeue_signal+0x50e/0x680 [ 2213.440090][T16165] ? dequeue_signal+0x7f/0x4f0 [ 2213.440100][T16165] ? get_signal+0x51c/0x14f0 [ 2213.440120][T16165] ? copy_fpstate_to_sigframe+0x174/0xb80 [ 2213.440132][T16165] ? __cfi_copy_fpstate_to_sigframe+0x10/0x10 [ 2213.440146][T16165] ? fpu__alloc_mathframe+0xb8/0x160 [ 2213.440157][T16165] get_sigframe+0x58e/0x7d0 [ 2213.440172][T16165] ? __cfi_get_sigframe+0x10/0x10 [ 2213.440185][T16165] ? __dequeue_signal+0x50e/0x680 [ 2213.440196][T16165] x64_setup_rt_frame+0x15d/0xcc0 [ 2213.440210][T16165] ? get_signal+0x1098/0x14f0 [ 2213.440222][T16165] ? _raw_spin_unlock_irq+0x45/0x70 [ 2213.440235][T16165] ? get_signal+0x1250/0x14f0 [ 2213.440247][T16165] ? __cfi_x64_setup_rt_frame+0x10/0x10 [ 2213.440261][T16165] arch_do_signal_or_restart+0x31d/0x720 [ 2213.440275][T16165] ? __cfi_arch_do_signal_or_restart+0x10/0x10 [ 2213.440290][T16165] syscall_exit_to_user_mode+0x58/0xb0 [ 2213.440302][T16165] do_syscall_64+0x64/0xf0 [ 2213.440314][T16165] ? clear_bhb_loop+0x50/0xa0 [ 2213.440325][T16165] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 2213.440336][T16165] RIP: 0033:0x7f7923b8f6c9 [ 2213.440346][T16165] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 2213.440356][T16165] RSP: 002b:00007f7924a13038 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 2213.440369][T16165] RAX: ffffffffffffffe0 RBX: 00007f7923de5fa0 RCX: 00007f7923b8f6c9 [ 2213.440377][T16165] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000007 [ 2213.440384][T16165] RBP: 00007f7924a13090 R08: 0000000000000000 R09: 0000000000000000 [ 2213.440391][T16165] R10: 0000000000000805 R11: 0000000000000246 R12: 0000000000000001 [ 2213.440397][T16165] R13: 00007f7923de6038 R14: 00007f7923de5fa0 R15: 00007ffc2bf1ccd8 [ 2213.440406][T16165] [ 2213.741058][T16175] overlayfs: overlapping lowerdir path [ 2213.768641][T16179] rust_binder: 750: no such ref 3 [ 2213.773707][T16179] rust_binder: BC_CLEAR_DEATH_NOTIFICATION invalid ref 6 [ 2213.782438][T16179] rust_binder: 750: no such ref 2 [ 2213.886491][T16199] rust_binder: 571: no such ref 3 [ 2213.895404][T16199] rust_binder: BC_CLEAR_DEATH_NOTIFICATION invalid ref 6 [ 2213.902699][T16199] rust_binder: 571: no such ref 2 [ 2214.917429][T16323] rust_binder: 917: no such ref 3 [ 2214.922508][T16323] rust_binder: BC_CLEAR_DEATH_NOTIFICATION invalid ref 6 [ 2214.945689][T16323] rust_binder: 917: no such ref 2 [ 2215.182295][T16344] overlayfs: overlapping lowerdir path [ 2216.115187][T16413] overlayfs: overlapping lowerdir path [ 2216.214447][T16422] FAULT_INJECTION: forcing a failure. [ 2216.214447][T16422] name failslab, interval 1, probability 0, space 0, times 0 [ 2216.240734][T16422] CPU: 1 UID: 0 PID: 16422 Comm: syz.1.70776 Not tainted syzkaller #0 0b5ffdee5fcd2f7749818d1ff954e9c21353764e [ 2216.240766][T16422] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 2216.240778][T16422] Call Trace: [ 2216.240785][T16422] [ 2216.240793][T16422] __dump_stack+0x21/0x30 [ 2216.240822][T16422] dump_stack_lvl+0x10c/0x190 [ 2216.240856][T16422] ? __cfi_dump_stack_lvl+0x10/0x10 [ 2216.240881][T16422] ? __kasan_check_write+0x18/0x20 [ 2216.240909][T16422] dump_stack+0x19/0x20 [ 2216.240931][T16422] should_fail_ex+0x3d9/0x530 [ 2216.240951][T16422] should_failslab+0xac/0x100 [ 2216.240971][T16422] kmem_cache_alloc_noprof+0x42/0x430 [ 2216.240989][T16422] ? getname_flags+0xc6/0x710 [ 2216.241008][T16422] ? __cfi_ksys_write+0x10/0x10 [ 2216.241026][T16422] getname_flags+0xc6/0x710 [ 2216.241045][T16422] __x64_sys_symlinkat+0x7e/0xb0 [ 2216.241069][T16422] x64_sys_call+0x1f79/0x2ee0 [ 2216.241095][T16422] do_syscall_64+0x58/0xf0 [ 2216.241118][T16422] ? clear_bhb_loop+0x50/0xa0 [ 2216.241139][T16422] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 2216.241158][T16422] RIP: 0033:0x7f7923b8f6c9 [ 2216.241174][T16422] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 2216.241190][T16422] RSP: 002b:00007f7924a13038 EFLAGS: 00000246 ORIG_RAX: 000000000000010a [ 2216.241211][T16422] RAX: ffffffffffffffda RBX: 00007f7923de5fa0 RCX: 00007f7923b8f6c9 [ 2216.241227][T16422] RDX: 0000000000000000 RSI: ffffffffffffffff RDI: 0000000000000000 [ 2216.241240][T16422] RBP: 00007f7924a13090 R08: 0000000000000000 R09: 0000000000000000 [ 2216.241253][T16422] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2216.241266][T16422] R13: 00007f7923de6038 R14: 00007f7923de5fa0 R15: 00007ffc2bf1ccd8 [ 2216.241282][T16422] [ 2216.715410][T16478] overlayfs: overlapping lowerdir path [ 2218.118889][T16551] rust_binder: 1007: no such ref 3 [ 2218.124055][T16551] rust_binder: BC_CLEAR_DEATH_NOTIFICATION invalid ref 6 [ 2218.155527][T16551] rust_binder: 1007: no such ref 2 [ 2218.258807][T16559] overlayfs: overlapping lowerdir path [ 2218.988103][T16670] overlayfs: overlapping lowerdir path [ 2219.555548][T19238] usb 2-1: new high-speed USB device number 20 using dummy_hcd [ 2219.670324][T16734] overlayfs: overlapping lowerdir path [ 2219.715482][T19238] usb 2-1: Using ep0 maxpacket: 32 [ 2219.734488][T19238] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 2219.760559][T19238] usb 2-1: New USB device found, idVendor=0424, idProduct=7500, bcdDevice=69.ee [ 2219.781879][T19238] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 2219.790107][T19238] usb 2-1: Product: syz [ 2219.794366][T19238] usb 2-1: Manufacturer: syz [ 2219.802907][T19238] usb 2-1: SerialNumber: syz [ 2219.827669][T19238] usb 2-1: config 0 descriptor?? [ 2219.847942][T19238] smsc75xx v1.0.0 [ 2219.851606][T19238] smsc75xx 2-1:0.0 (unnamed net_device) (uninitialized): usbnet_get_endpoints failed: -22 [ 2219.879020][T19238] smsc75xx 2-1:0.0: probe with driver smsc75xx failed with error -22 [ 2220.050068][T19238] usb 2-1: USB disconnect, device number 20 [ 2220.123237][T16780] rust_binder: 811: no such ref 3 [ 2220.128348][T16780] rust_binder: BC_CLEAR_DEATH_NOTIFICATION invalid ref 6 [ 2220.137405][T16780] rust_binder: 811: no such ref 2 [ 2223.095499][ T7244] usb 1-1: new high-speed USB device number 17 using dummy_hcd [ 2223.255495][ T7244] usb 1-1: Using ep0 maxpacket: 32 [ 2223.261956][ T7244] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 2223.276882][ T7244] usb 1-1: New USB device found, idVendor=0424, idProduct=7500, bcdDevice=69.ee [ 2223.286101][ T7244] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 2223.295835][ T7244] usb 1-1: Product: syz [ 2223.300467][ T7244] usb 1-1: Manufacturer: syz [ 2223.305069][ T7244] usb 1-1: SerialNumber: syz [ 2223.315726][ T7244] usb 1-1: config 0 descriptor?? [ 2223.321898][ T7244] smsc75xx v1.0.0 [ 2223.325692][ T7244] smsc75xx 1-1:0.0 (unnamed net_device) (uninitialized): usbnet_get_endpoints failed: -22 [ 2223.345534][ T7244] smsc75xx 1-1:0.0: probe with driver smsc75xx failed with error -22 [ 2223.348964][T16995] overlayfs: overlapping lowerdir path [ 2223.530217][T16591] usb 1-1: USB disconnect, device number 17 [ 2224.355524][T19238] usb 2-1: new high-speed USB device number 21 using dummy_hcd [ 2224.515497][T19238] usb 2-1: Using ep0 maxpacket: 32 [ 2224.526498][T19238] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 2224.546854][T19238] usb 2-1: New USB device found, idVendor=0424, idProduct=7500, bcdDevice=69.ee [ 2224.556124][T19238] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 2224.564121][T19238] usb 2-1: Product: syz [ 2224.585489][T19238] usb 2-1: Manufacturer: syz [ 2224.590115][T19238] usb 2-1: SerialNumber: syz [ 2224.605706][T19238] usb 2-1: config 0 descriptor?? [ 2224.611494][T19238] smsc75xx v1.0.0 [ 2224.615236][T19238] smsc75xx 2-1:0.0 (unnamed net_device) (uninitialized): usbnet_get_endpoints failed: -22 [ 2224.645531][T19238] smsc75xx 2-1:0.0: probe with driver smsc75xx failed with error -22 [ 2224.816588][ T7244] usb 2-1: USB disconnect, device number 21 [ 2227.009184][T17173] bridge0: port 1(bridge_slave_0) entered blocking state [ 2227.025483][T17173] bridge0: port 1(bridge_slave_0) entered disabled state [ 2227.032603][T17173] bridge_slave_0: entered allmulticast mode [ 2227.039130][T17173] bridge_slave_0: entered promiscuous mode [ 2227.045692][T17173] bridge0: port 2(bridge_slave_1) entered blocking state [ 2227.052723][T17173] bridge0: port 2(bridge_slave_1) entered disabled state [ 2227.060167][T17173] bridge_slave_1: entered allmulticast mode [ 2227.066897][T17173] bridge_slave_1: entered promiscuous mode [ 2227.182368][T17173] bridge0: port 2(bridge_slave_1) entered blocking state [ 2227.189476][T17173] bridge0: port 2(bridge_slave_1) entered forwarding state [ 2227.196803][T17173] bridge0: port 1(bridge_slave_0) entered blocking state [ 2227.203924][T17173] bridge0: port 1(bridge_slave_0) entered forwarding state [ 2227.234116][T20552] bridge0: port 1(bridge_slave_0) entered disabled state [ 2227.251508][T20552] bridge0: port 2(bridge_slave_1) entered disabled state [ 2227.272649][T20552] bridge0: port 1(bridge_slave_0) entered blocking state [ 2227.279734][T20552] bridge0: port 1(bridge_slave_0) entered forwarding state [ 2227.312153][ T4472] bridge0: port 2(bridge_slave_1) entered blocking state [ 2227.319241][ T4472] bridge0: port 2(bridge_slave_1) entered forwarding state [ 2227.378472][T17173] veth0_vlan: entered promiscuous mode [ 2227.398163][T17173] veth1_macvtap: entered promiscuous mode [ 2227.735496][T16591] usb 5-1: new high-speed USB device number 6 using dummy_hcd [ 2227.895622][T16591] usb 5-1: Using ep0 maxpacket: 32 [ 2227.901849][T16591] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 2227.923745][T16591] usb 5-1: New USB device found, idVendor=0424, idProduct=7500, bcdDevice=69.ee [ 2227.933155][T16591] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 2227.951336][T16591] usb 5-1: Product: syz [ 2227.965765][T16591] usb 5-1: Manufacturer: syz [ 2227.970725][T16591] usb 5-1: SerialNumber: syz [ 2227.981316][T16591] usb 5-1: config 0 descriptor?? [ 2227.991708][T16591] smsc75xx v1.0.0 [ 2227.995364][T16591] smsc75xx 5-1:0.0 (unnamed net_device) (uninitialized): usbnet_get_endpoints failed: -22 [ 2228.025616][T16591] smsc75xx 5-1:0.0: probe with driver smsc75xx failed with error -22 [ 2228.194093][T16591] usb 5-1: USB disconnect, device number 6 [ 2230.689556][T20552] bridge_slave_1: left allmulticast mode [ 2230.695252][T20552] bridge_slave_1: left promiscuous mode [ 2230.705642][T20552] bridge0: port 2(bridge_slave_1) entered disabled state [ 2230.735888][T20552] bridge_slave_0: left allmulticast mode [ 2230.741560][T20552] bridge_slave_0: left promiscuous mode [ 2230.762233][T20552] bridge0: port 1(bridge_slave_0) entered disabled state [ 2230.936975][T20552] veth1_macvtap: left promiscuous mode [ 2230.952745][T20552] veth0_vlan: left promiscuous mode [ 2231.013470][T17389] bridge0: port 1(bridge_slave_0) entered blocking state [ 2231.025511][T17389] bridge0: port 1(bridge_slave_0) entered disabled state [ 2231.054765][T17389] bridge_slave_0: entered allmulticast mode [ 2231.066644][T17389] bridge_slave_0: entered promiscuous mode [ 2231.083431][T17389] bridge0: port 2(bridge_slave_1) entered blocking state [ 2231.095558][T17389] bridge0: port 2(bridge_slave_1) entered disabled state [ 2231.112778][T17389] bridge_slave_1: entered allmulticast mode [ 2231.125902][T17389] bridge_slave_1: entered promiscuous mode [ 2231.269511][T17389] bridge0: port 2(bridge_slave_1) entered blocking state [ 2231.276594][T17389] bridge0: port 2(bridge_slave_1) entered forwarding state [ 2231.283874][T17389] bridge0: port 1(bridge_slave_0) entered blocking state [ 2231.290947][T17389] bridge0: port 1(bridge_slave_0) entered forwarding state [ 2231.324282][T20552] bridge0: port 1(bridge_slave_0) entered disabled state [ 2231.336665][T20552] bridge0: port 2(bridge_slave_1) entered disabled state [ 2231.366967][T29802] bridge0: port 1(bridge_slave_0) entered blocking state [ 2231.374026][T29802] bridge0: port 1(bridge_slave_0) entered forwarding state [ 2231.405786][T29802] bridge0: port 2(bridge_slave_1) entered blocking state [ 2231.412843][T29802] bridge0: port 2(bridge_slave_1) entered forwarding state [ 2231.460311][T17389] veth0_vlan: entered promiscuous mode [ 2231.493418][T17389] veth1_macvtap: entered promiscuous mode [ 2231.622993][T17431] rust_binder: 68: no such ref 3 [ 2231.640401][T17431] rust_binder: BC_CLEAR_DEATH_NOTIFICATION invalid ref 6 [ 2231.649543][T17431] rust_binder: 68: no such ref 2 [ 2232.236437][T17482] overlayfs: overlapping lowerdir path [ 2233.625271][T17531] overlayfs: overlapping lowerdir path [ 2234.667354][T17607] rust_binder: 106: no such ref 3 [ 2234.675533][T17607] rust_binder: BC_CLEAR_DEATH_NOTIFICATION invalid ref 6 [ 2234.690027][T17607] rust_binder: 106: no such ref 2 [ 2236.717948][T17730] overlayfs: overlapping lowerdir path [ 2237.319757][T17776] rust_binder: 1154: no such ref 3 [ 2237.324915][T17776] rust_binder: BC_CLEAR_DEATH_NOTIFICATION invalid ref 6 [ 2237.345488][T17776] rust_binder: 1154: no such ref 2 [ 2239.767454][T17932] overlayfs: overlapping lowerdir path [ 2240.754473][T17970] rust_binder: 155: no such ref 3 [ 2240.759769][ T3426] usb 1-1: new high-speed USB device number 18 using dummy_hcd [ 2240.785548][T17970] rust_binder: BC_CLEAR_DEATH_NOTIFICATION invalid ref 6 [ 2240.814514][T17970] rust_binder: 155: no such ref 2 [ 2240.915597][ T3426] usb 1-1: device descriptor read/64, error -71 [ 2240.933365][T17971] bridge0: port 1(bridge_slave_0) entered blocking state [ 2240.945501][T17971] bridge0: port 1(bridge_slave_0) entered disabled state [ 2240.954122][T17971] bridge_slave_0: entered allmulticast mode [ 2240.961196][T17971] bridge_slave_0: entered promiscuous mode [ 2240.967927][T17971] bridge0: port 2(bridge_slave_1) entered blocking state [ 2240.975541][T17971] bridge0: port 2(bridge_slave_1) entered disabled state [ 2240.982995][T17971] bridge_slave_1: entered allmulticast mode [ 2240.991417][T17971] bridge_slave_1: entered promiscuous mode [ 2241.002196][T20552] bridge_slave_1: left allmulticast mode [ 2241.007943][T20552] bridge_slave_1: left promiscuous mode [ 2241.013640][T20552] bridge0: port 2(bridge_slave_1) entered disabled state [ 2241.023089][T20552] bridge_slave_0: left allmulticast mode [ 2241.030563][T20552] bridge_slave_0: left promiscuous mode [ 2241.036315][T20552] bridge0: port 1(bridge_slave_0) entered disabled state [ 2241.157716][T20552] veth1_macvtap: left promiscuous mode [ 2241.163262][T20552] veth0_vlan: left promiscuous mode [ 2241.175497][ T3426] usb 1-1: device descriptor read/64, error -71 [ 2241.324434][T17971] bridge0: port 2(bridge_slave_1) entered blocking state [ 2241.331520][T17971] bridge0: port 2(bridge_slave_1) entered forwarding state [ 2241.338834][T17971] bridge0: port 1(bridge_slave_0) entered blocking state [ 2241.345889][T17971] bridge0: port 1(bridge_slave_0) entered forwarding state [ 2241.386506][ T4472] bridge0: port 1(bridge_slave_0) entered disabled state [ 2241.394074][ T4472] bridge0: port 2(bridge_slave_1) entered disabled state [ 2241.406704][ T4365] bridge0: port 1(bridge_slave_0) entered blocking state [ 2241.413755][ T4365] bridge0: port 1(bridge_slave_0) entered forwarding state [ 2241.425524][ T3426] usb 1-1: new high-speed USB device number 19 using dummy_hcd [ 2241.446037][ T4472] bridge0: port 2(bridge_slave_1) entered blocking state [ 2241.453093][ T4472] bridge0: port 2(bridge_slave_1) entered forwarding state [ 2241.499890][T17971] veth0_vlan: entered promiscuous mode [ 2241.513992][T17971] veth1_macvtap: entered promiscuous mode [ 2241.577952][ T3426] usb 1-1: device descriptor read/64, error -71 [ 2241.845512][ T3426] usb 1-1: device descriptor read/64, error -71 [ 2241.856524][T18021] bridge0: port 1(bridge_slave_0) entered blocking state [ 2241.873807][T18021] bridge0: port 1(bridge_slave_0) entered disabled state [ 2241.895562][T18021] bridge_slave_0: entered allmulticast mode [ 2241.901937][T18021] bridge_slave_0: entered promiscuous mode [ 2241.936367][T18021] bridge0: port 2(bridge_slave_1) entered blocking state [ 2241.955467][T18021] bridge0: port 2(bridge_slave_1) entered disabled state [ 2241.955638][ T3426] usb usb1-port1: attempt power cycle [ 2241.985551][T18021] bridge_slave_1: entered allmulticast mode [ 2241.992023][T18021] bridge_slave_1: entered promiscuous mode [ 2242.005791][ T4472] bridge_slave_1: left allmulticast mode [ 2242.011486][ T4472] bridge_slave_1: left promiscuous mode [ 2242.025658][ T4472] bridge0: port 2(bridge_slave_1) entered disabled state [ 2242.046154][ T4472] bridge_slave_0: left allmulticast mode [ 2242.055493][ T4472] bridge_slave_0: left promiscuous mode [ 2242.074224][ T4472] bridge0: port 1(bridge_slave_0) entered disabled state [ 2242.208160][ T4472] veth1_macvtap: left promiscuous mode [ 2242.213706][ T4472] veth0_vlan: left promiscuous mode [ 2242.326351][ T3426] usb 1-1: new high-speed USB device number 20 using dummy_hcd [ 2242.357358][ T3426] usb 1-1: device descriptor read/8, error -71 [ 2242.434627][T18048] rust_binder: 20: no such ref 3 [ 2242.445687][T18048] rust_binder: BC_CLEAR_DEATH_NOTIFICATION invalid ref 6 [ 2242.455879][T20552] bridge0: port 1(bridge_slave_0) entered blocking state [ 2242.462931][T20552] bridge0: port 1(bridge_slave_0) entered forwarding state [ 2242.471159][T20552] bridge0: port 2(bridge_slave_1) entered blocking state [ 2242.475776][T18048] rust_binder: 20: no such ref 2 [ 2242.478213][T20552] bridge0: port 2(bridge_slave_1) entered forwarding state [ 2242.487418][ T3426] usb 1-1: device descriptor read/8, error -71 [ 2242.527711][T18021] veth0_vlan: entered promiscuous mode [ 2242.540154][T18021] veth1_macvtap: entered promiscuous mode [ 2242.735545][ T3426] usb 1-1: new high-speed USB device number 21 using dummy_hcd [ 2242.766775][ T3426] usb 1-1: device descriptor read/8, error -71 [ 2242.897206][ T3426] usb 1-1: device descriptor read/8, error -71 [ 2243.015824][ T3426] usb usb1-port1: unable to enumerate USB device [ 2243.516836][T18198] overlayfs: overlapping lowerdir path [ 2243.752677][T18224] rust_binder: 79: no such ref 3 [ 2243.761549][T18224] rust_binder: BC_CLEAR_DEATH_NOTIFICATION invalid ref 6 [ 2243.779999][T18224] rust_binder: 79: no such ref 2 [ 2247.057930][T18383] overlayfs: overlapping lowerdir path [ 2247.267239][T18405] overlayfs: overlapping lowerdir path [ 2247.532128][T18432] overlayfs: overlapping lowerdir path [ 2247.887814][T18469] overlayfs: overlapping lowerdir path [ 2248.921116][T18499] rust_binder: 152: no such ref 3 [ 2248.935543][T18499] rust_binder: BC_CLEAR_DEATH_NOTIFICATION invalid ref 6 [ 2248.942619][T18499] rust_binder: 152: no such ref 2 [ 2251.319456][T18612] overlayfs: overlapping lowerdir path [ 2251.547710][T18641] rust_binder: 304: no such ref 3 [ 2251.552786][T18641] rust_binder: BC_CLEAR_DEATH_NOTIFICATION invalid ref 6 [ 2251.565711][T18641] rust_binder: 304: no such ref 2 [ 2251.704445][T18669] rust_binder: 208: no such ref 3 [ 2251.715162][T18669] rust_binder: BC_CLEAR_DEATH_NOTIFICATION invalid ref 6 [ 2251.748398][T18669] rust_binder: 208: no such ref 2 [ 2251.899627][T18696] rust_binder: 216: no such ref 3 [ 2251.917509][T18696] rust_binder: BC_CLEAR_DEATH_NOTIFICATION invalid ref 6 [ 2251.933269][T18696] rust_binder: 216: no such ref 2 [ 2252.142373][T18723] rust_binder: 210: no such ref 3 [ 2252.152075][T18723] rust_binder: BC_CLEAR_DEATH_NOTIFICATION invalid ref 6 [ 2252.172175][T18723] rust_binder: 210: no such ref 2 [ 2256.887118][T19021] rust_binder: BC_CLEAR_DEATH_NOTIFICATION invalid ref 6 [ 2258.730796][T19106] overlayfs: missing 'lowerdir' [ 2259.119275][T19141] overlayfs: missing 'lowerdir' [ 2259.659246][T19161] overlay: Unknown parameter '/' [ 2268.805518][T10627] usb 2-1: new high-speed USB device number 22 using dummy_hcd [ 2268.955498][T10627] usb 2-1: Using ep0 maxpacket: 32 [ 2268.966580][T10627] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 2268.985485][T10627] usb 2-1: config 0 has no interfaces? [ 2268.992384][T10627] usb 2-1: New USB device found, idVendor=0424, idProduct=7500, bcdDevice=69.ee [ 2269.001735][T10627] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 2269.021739][T10627] usb 2-1: Product: syz [ 2269.026112][T10627] usb 2-1: Manufacturer: syz [ 2269.030715][T10627] usb 2-1: SerialNumber: syz [ 2269.046736][T10627] usb 2-1: config 0 descriptor?? [ 2269.259243][T19488] usb 2-1: USB disconnect, device number 22 [ 2270.245493][ T7244] usb 6-1: new high-speed USB device number 2 using dummy_hcd [ 2270.415495][ T7244] usb 6-1: Using ep0 maxpacket: 32 [ 2270.431937][ T7244] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 2270.452350][ T7244] usb 6-1: config 0 has no interfaces? [ 2270.466856][ T7244] usb 6-1: New USB device found, idVendor=0424, idProduct=7500, bcdDevice=69.ee [ 2270.485498][ T7244] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 2270.495752][ T7244] usb 6-1: Product: syz [ 2270.499957][ T7244] usb 6-1: Manufacturer: syz [ 2270.515001][ T7244] usb 6-1: SerialNumber: syz [ 2270.525146][ T7244] usb 6-1: config 0 descriptor?? [ 2270.740236][T10627] usb 6-1: USB disconnect, device number 2 [ 2276.305489][T10627] usb 1-1: new high-speed USB device number 22 using dummy_hcd [ 2276.475490][T10627] usb 1-1: Using ep0 maxpacket: 32 [ 2276.486498][T10627] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 2276.505480][T10627] usb 1-1: config 0 has no interfaces? [ 2276.522586][T10627] usb 1-1: New USB device found, idVendor=0424, idProduct=7500, bcdDevice=69.ee [ 2276.535497][T10627] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 2276.553765][T10627] usb 1-1: Product: syz [ 2276.558034][T10627] usb 1-1: Manufacturer: syz [ 2276.562631][T10627] usb 1-1: SerialNumber: syz [ 2276.578174][T10627] usb 1-1: config 0 descriptor?? [ 2276.789893][T10627] usb 1-1: USB disconnect, device number 22 [ 2277.755493][T19238] usb 5-1: new high-speed USB device number 7 using dummy_hcd [ 2277.917129][T19238] usb 5-1: Using ep0 maxpacket: 32 [ 2277.926326][T19238] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 2277.945425][T19238] usb 5-1: config 0 has no interfaces? [ 2277.952870][T19238] usb 5-1: New USB device found, idVendor=0424, idProduct=7500, bcdDevice=69.ee [ 2277.965488][T19238] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 2277.985820][T19238] usb 5-1: Product: syz [ 2277.990029][T19238] usb 5-1: Manufacturer: syz [ 2278.009148][T19238] usb 5-1: SerialNumber: syz [ 2278.015995][T19238] usb 5-1: config 0 descriptor?? [ 2278.241442][T19238] usb 5-1: USB disconnect, device number 7 [ 2279.095529][T19238] usb 5-1: new high-speed USB device number 8 using dummy_hcd [ 2279.265483][T19238] usb 5-1: Using ep0 maxpacket: 32 [ 2279.276356][T19238] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 2279.288611][T19238] usb 5-1: config 0 has no interfaces? [ 2279.303026][T19238] usb 5-1: New USB device found, idVendor=0424, idProduct=7500, bcdDevice=69.ee [ 2279.315477][T19238] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 2279.323491][T19238] usb 5-1: Product: syz [ 2279.345479][T19238] usb 5-1: Manufacturer: syz [ 2279.350122][T19238] usb 5-1: SerialNumber: syz [ 2279.365723][T19238] usb 5-1: config 0 descriptor?? [ 2279.573562][ T7244] usb 5-1: USB disconnect, device number 8 [ 2280.575694][ T7244] usb 1-1: new high-speed USB device number 23 using dummy_hcd [ 2280.745505][ T7244] usb 1-1: Using ep0 maxpacket: 32 [ 2280.758973][ T7244] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 2280.775808][ T7244] usb 1-1: config 0 has no interfaces? [ 2280.793248][ T7244] usb 1-1: New USB device found, idVendor=0424, idProduct=7500, bcdDevice=69.ee [ 2280.802385][ T7244] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 2280.820635][ T7244] usb 1-1: Product: syz [ 2280.824951][ T7244] usb 1-1: Manufacturer: syz [ 2280.835537][ T7244] usb 1-1: SerialNumber: syz [ 2280.845719][ T7244] usb 1-1: config 0 descriptor?? [ 2281.053068][T10627] usb 1-1: USB disconnect, device number 23 [ 2286.595501][T10627] usb 6-1: new high-speed USB device number 3 using dummy_hcd [ 2286.745479][T10627] usb 6-1: Using ep0 maxpacket: 32 [ 2286.756039][T10627] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 2286.771848][T10627] usb 6-1: config 0 has no interfaces? [ 2286.781040][T10627] usb 6-1: New USB device found, idVendor=0424, idProduct=7500, bcdDevice=69.ee [ 2286.791702][T10627] usb 6-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 2286.815681][T10627] usb 6-1: Product: syz [ 2286.819878][T10627] usb 6-1: Manufacturer: syz [ 2286.835487][T10627] usb 6-1: SerialNumber: syz [ 2286.851699][T10627] usb 6-1: config 0 descriptor?? [ 2287.064940][T10627] usb 6-1: USB disconnect, device number 3 [ 2297.257255][T21534] cgroup: fork rejected by pids controller in /syz5 [ 2298.316833][T21724] FAULT_INJECTION: forcing a failure. [ 2298.316833][T21724] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2298.340263][T21724] CPU: 0 UID: 0 PID: 21724 Comm: syz.4.73280 Not tainted syzkaller #0 0b5ffdee5fcd2f7749818d1ff954e9c21353764e [ 2298.340296][T21724] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 2298.340309][T21724] Call Trace: [ 2298.340316][T21724] [ 2298.340324][T21724] __dump_stack+0x21/0x30 [ 2298.340354][T21724] dump_stack_lvl+0x10c/0x190 [ 2298.340377][T21724] ? __cfi_dump_stack_lvl+0x10/0x10 [ 2298.340401][T21724] ? check_stack_object+0x12c/0x140 [ 2298.340430][T21724] dump_stack+0x19/0x20 [ 2298.340451][T21724] should_fail_ex+0x3d9/0x530 [ 2298.340471][T21724] should_fail+0xf/0x20 [ 2298.340487][T21724] should_fail_usercopy+0x1e/0x30 [ 2298.340507][T21724] _copy_to_user+0x24/0xa0 [ 2298.340528][T21724] simple_read_from_buffer+0xed/0x160 [ 2298.340551][T21724] proc_fail_nth_read+0x19e/0x210 [ 2298.340574][T21724] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 2298.340596][T21724] ? up_write+0x66/0x280 [ 2298.340618][T21724] ? bpf_lsm_file_permission+0xd/0x20 [ 2298.340640][T21724] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 2298.340663][T21724] vfs_read+0x27d/0xc70 [ 2298.340679][T21724] ? __cfi_shmem_file_write_iter+0x10/0x10 [ 2298.340702][T21724] ? __cfi_vfs_read+0x10/0x10 [ 2298.340719][T21724] ? __kasan_check_write+0x18/0x20 [ 2298.340745][T21724] ? mutex_lock+0x92/0x1c0 [ 2298.340762][T21724] ? __cfi_mutex_lock+0x10/0x10 [ 2298.340778][T21724] ? __fget_files+0x2c5/0x340 [ 2298.340798][T21724] ksys_read+0x141/0x250 [ 2298.340814][T21724] ? __cfi_ksys_read+0x10/0x10 [ 2298.340831][T21724] ? __kasan_check_read+0x15/0x20 [ 2298.340855][T21724] __x64_sys_read+0x7f/0x90 [ 2298.340871][T21724] x64_sys_call+0x2638/0x2ee0 [ 2298.340895][T21724] do_syscall_64+0x58/0xf0 [ 2298.340916][T21724] ? clear_bhb_loop+0x50/0xa0 [ 2298.340936][T21724] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 2298.340954][T21724] RIP: 0033:0x7f504ff8e0dc [ 2298.340971][T21724] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48 [ 2298.340987][T21724] RSP: 002b:00007f5050e59030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 2298.341007][T21724] RAX: ffffffffffffffda RBX: 00007f50501e5fa0 RCX: 00007f504ff8e0dc [ 2298.341022][T21724] RDX: 000000000000000f RSI: 00007f5050e590a0 RDI: 0000000000000008 [ 2298.341034][T21724] RBP: 00007f5050e59090 R08: 0000000000000000 R09: 0000000000000000 [ 2298.341046][T21724] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2298.341058][T21724] R13: 00007f50501e6038 R14: 00007f50501e5fa0 R15: 00007ffd5af47328 [ 2298.341074][T21724] [ 2300.904948][T21810] FAULT_INJECTION: forcing a failure. [ 2300.904948][T21810] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2300.924096][T21810] CPU: 1 UID: 0 PID: 21810 Comm: syz.1.73325 Not tainted syzkaller #0 0b5ffdee5fcd2f7749818d1ff954e9c21353764e [ 2300.924128][T21810] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 2300.924140][T21810] Call Trace: [ 2300.924146][T21810] [ 2300.924154][T21810] __dump_stack+0x21/0x30 [ 2300.924192][T21810] dump_stack_lvl+0x10c/0x190 [ 2300.924212][T21810] ? __cfi_dump_stack_lvl+0x10/0x10 [ 2300.924233][T21810] ? check_stack_object+0x12c/0x140 [ 2300.924250][T21810] dump_stack+0x19/0x20 [ 2300.924270][T21810] should_fail_ex+0x3d9/0x530 [ 2300.924288][T21810] should_fail+0xf/0x20 [ 2300.924305][T21810] should_fail_usercopy+0x1e/0x30 [ 2300.924325][T21810] _copy_to_user+0x24/0xa0 [ 2300.924347][T21810] simple_read_from_buffer+0xed/0x160 [ 2300.924369][T21810] proc_fail_nth_read+0x19e/0x210 [ 2300.924393][T21810] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 2300.924417][T21810] ? bpf_lsm_file_permission+0xd/0x20 [ 2300.924440][T21810] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 2300.924461][T21810] vfs_read+0x27d/0xc70 [ 2300.924478][T21810] ? __cfi_vfs_read+0x10/0x10 [ 2300.924494][T21810] ? __kasan_check_write+0x18/0x20 [ 2300.924519][T21810] ? mutex_lock+0x92/0x1c0 [ 2300.924536][T21810] ? __cfi_mutex_lock+0x10/0x10 [ 2300.924551][T21810] ? __fget_files+0x2c5/0x340 [ 2300.924569][T21810] ksys_read+0x141/0x250 [ 2300.924583][T21810] ? __cfi_ksys_read+0x10/0x10 [ 2300.924598][T21810] ? __kasan_check_read+0x15/0x20 [ 2300.924620][T21810] __x64_sys_read+0x7f/0x90 [ 2300.924636][T21810] x64_sys_call+0x2638/0x2ee0 [ 2300.924659][T21810] do_syscall_64+0x58/0xf0 [ 2300.924682][T21810] ? clear_bhb_loop+0x50/0xa0 [ 2300.924711][T21810] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 2300.924731][T21810] RIP: 0033:0x7f6b9c18e0dc [ 2300.924748][T21810] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48 [ 2300.924763][T21810] RSP: 002b:00007f6b9d0fa030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 2300.924784][T21810] RAX: ffffffffffffffda RBX: 00007f6b9c3e5fa0 RCX: 00007f6b9c18e0dc [ 2300.924799][T21810] RDX: 000000000000000f RSI: 00007f6b9d0fa0a0 RDI: 0000000000000008 [ 2300.924810][T21810] RBP: 00007f6b9d0fa090 R08: 0000000000000000 R09: 0000000000000000 [ 2300.924822][T21810] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2300.924834][T21810] R13: 00007f6b9c3e6038 R14: 00007f6b9c3e5fa0 R15: 00007ffc24360af8 [ 2300.924850][T21810] [ 2301.437588][T21846] FAULT_INJECTION: forcing a failure. [ 2301.437588][T21846] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2301.450712][T21846] CPU: 1 UID: 0 PID: 21846 Comm: syz.5.73341 Not tainted syzkaller #0 0b5ffdee5fcd2f7749818d1ff954e9c21353764e [ 2301.450742][T21846] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 2301.450754][T21846] Call Trace: [ 2301.450761][T21846] [ 2301.450769][T21846] __dump_stack+0x21/0x30 [ 2301.450796][T21846] dump_stack_lvl+0x10c/0x190 [ 2301.450818][T21846] ? __cfi_dump_stack_lvl+0x10/0x10 [ 2301.450841][T21846] ? vfs_write+0x93e/0xf30 [ 2301.450857][T21846] dump_stack+0x19/0x20 [ 2301.450879][T21846] should_fail_ex+0x3d9/0x530 [ 2301.450898][T21846] should_fail+0xf/0x20 [ 2301.450913][T21846] should_fail_usercopy+0x1e/0x30 [ 2301.450933][T21846] _copy_from_user+0x22/0xb0 [ 2301.450955][T21846] do_sock_getsockopt+0x1d7/0x6d0 [ 2301.450980][T21846] ? __cfi_do_sock_getsockopt+0x10/0x10 [ 2301.451004][T21846] ? __fget_files+0x2c5/0x340 [ 2301.451024][T21846] __x64_sys_getsockopt+0x1d5/0x280 [ 2301.451048][T21846] x64_sys_call+0x10db/0x2ee0 [ 2301.451072][T21846] do_syscall_64+0x58/0xf0 [ 2301.451095][T21846] ? clear_bhb_loop+0x50/0xa0 [ 2301.451114][T21846] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 2301.451133][T21846] RIP: 0033:0x7f986018f6c9 [ 2301.451148][T21846] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 2301.451168][T21846] RSP: 002b:00007f985ebe3038 EFLAGS: 00000246 ORIG_RAX: 0000000000000037 [ 2301.451185][T21846] RAX: ffffffffffffffda RBX: 00007f98603e5fa0 RCX: 00007f986018f6c9 [ 2301.451197][T21846] RDX: 0000000000000003 RSI: 0000000000000000 RDI: 0000000000000006 [ 2301.451206][T21846] RBP: 00007f985ebe3090 R08: 0000200000000040 R09: 0000000000000000 [ 2301.451216][T21846] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2301.451225][T21846] R13: 00007f98603e6038 R14: 00007f98603e5fa0 R15: 00007fffccbf03d8 [ 2301.451237][T21846] [ 2303.910881][T21987] FAULT_INJECTION: forcing a failure. [ 2303.910881][T21987] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2303.935577][T21987] CPU: 1 UID: 0 PID: 21987 Comm: syz.1.73410 Not tainted syzkaller #0 0b5ffdee5fcd2f7749818d1ff954e9c21353764e [ 2303.935611][T21987] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 2303.935623][T21987] Call Trace: [ 2303.935629][T21987] [ 2303.935637][T21987] __dump_stack+0x21/0x30 [ 2303.935665][T21987] dump_stack_lvl+0x10c/0x190 [ 2303.935688][T21987] ? __cfi_dump_stack_lvl+0x10/0x10 [ 2303.935710][T21987] dump_stack+0x19/0x20 [ 2303.935733][T21987] should_fail_ex+0x3d9/0x530 [ 2303.935752][T21987] should_fail+0xf/0x20 [ 2303.935768][T21987] should_fail_usercopy+0x1e/0x30 [ 2303.935788][T21987] _copy_from_user+0x22/0xb0 [ 2303.935811][T21987] userfaultfd_ioctl+0x534/0x4750 [ 2303.935831][T21987] ? do_vfs_ioctl+0xeda/0x1e30 [ 2303.935851][T21987] ? arch_stack_walk+0x10b/0x170 [ 2303.935869][T21987] ? __ia32_compat_sys_ioctl+0x850/0x850 [ 2303.935890][T21987] ? __cfi_userfaultfd_ioctl+0x10/0x10 [ 2303.935909][T21987] ? _parse_integer+0x2e/0x40 [ 2303.935945][T21987] ? ioctl_has_perm+0x384/0x4d0 [ 2303.935965][T21987] ? has_cap_mac_admin+0xd0/0xd0 [ 2303.935984][T21987] ? proc_fail_nth_write+0x17e/0x210 [ 2303.936007][T21987] ? __cfi_proc_fail_nth_write+0x10/0x10 [ 2303.936029][T21987] ? selinux_file_ioctl+0x6e0/0x1360 [ 2303.936050][T21987] ? vfs_write+0x93e/0xf30 [ 2303.936065][T21987] ? __cfi_selinux_file_ioctl+0x10/0x10 [ 2303.936086][T21987] ? __cfi_vfs_write+0x10/0x10 [ 2303.936103][T21987] ? __kasan_check_write+0x18/0x20 [ 2303.936128][T21987] ? __cfi_mutex_unlock+0x10/0x10 [ 2303.936146][T21987] ? __fget_files+0x2c5/0x340 [ 2303.936167][T21987] ? __fget_files+0x2c5/0x340 [ 2303.936185][T21987] ? bpf_lsm_file_ioctl+0xd/0x20 [ 2303.936208][T21987] ? security_file_ioctl+0x34/0xd0 [ 2303.936227][T21987] ? __cfi_userfaultfd_ioctl+0x10/0x10 [ 2303.936243][T21987] __se_sys_ioctl+0x135/0x1b0 [ 2303.936262][T21987] __x64_sys_ioctl+0x7f/0xa0 [ 2303.936279][T21987] x64_sys_call+0x1878/0x2ee0 [ 2303.936302][T21987] do_syscall_64+0x58/0xf0 [ 2303.936324][T21987] ? clear_bhb_loop+0x50/0xa0 [ 2303.936344][T21987] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 2303.936363][T21987] RIP: 0033:0x7f6b9c18f6c9 [ 2303.936379][T21987] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 2303.936395][T21987] RSP: 002b:00007f6b9d0fa038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 2303.936415][T21987] RAX: ffffffffffffffda RBX: 00007f6b9c3e5fa0 RCX: 00007f6b9c18f6c9 [ 2303.936430][T21987] RDX: 0000000000000000 RSI: 00000000c020aa00 RDI: 0000000000000006 [ 2303.936441][T21987] RBP: 00007f6b9d0fa090 R08: 0000000000000000 R09: 0000000000000000 [ 2303.936452][T21987] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2303.936463][T21987] R13: 00007f6b9c3e6038 R14: 00007f6b9c3e5fa0 R15: 00007ffc24360af8 [ 2303.936480][T21987] [ 2304.951284][T22165] FAULT_INJECTION: forcing a failure. [ 2304.951284][T22165] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2304.975233][T22165] CPU: 1 UID: 0 PID: 22165 Comm: syz.5.73452 Not tainted syzkaller #0 0b5ffdee5fcd2f7749818d1ff954e9c21353764e [ 2304.975267][T22165] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 2304.975279][T22165] Call Trace: [ 2304.975286][T22165] [ 2304.975293][T22165] __dump_stack+0x21/0x30 [ 2304.975322][T22165] dump_stack_lvl+0x10c/0x190 [ 2304.975344][T22165] ? __cfi_dump_stack_lvl+0x10/0x10 [ 2304.975369][T22165] dump_stack+0x19/0x20 [ 2304.975391][T22165] should_fail_ex+0x3d9/0x530 [ 2304.975411][T22165] should_fail+0xf/0x20 [ 2304.975428][T22165] should_fail_usercopy+0x1e/0x30 [ 2304.975449][T22165] _copy_from_user+0x22/0xb0 [ 2304.975469][T22165] userfaultfd_ioctl+0xbc5/0x4750 [ 2304.975490][T22165] ? do_vfs_ioctl+0xeda/0x1e30 [ 2304.975510][T22165] ? arch_stack_walk+0x10b/0x170 [ 2304.975528][T22165] ? __ia32_compat_sys_ioctl+0x850/0x850 [ 2304.975549][T22165] ? __cfi_userfaultfd_ioctl+0x10/0x10 [ 2304.975569][T22165] ? _parse_integer+0x2e/0x40 [ 2304.975597][T22165] ? ioctl_has_perm+0x384/0x4d0 [ 2304.975619][T22165] ? has_cap_mac_admin+0xd0/0xd0 [ 2304.975640][T22165] ? proc_fail_nth_write+0x17e/0x210 [ 2304.975664][T22165] ? __cfi_proc_fail_nth_write+0x10/0x10 [ 2304.975688][T22165] ? selinux_file_ioctl+0x6e0/0x1360 [ 2304.975710][T22165] ? vfs_write+0x93e/0xf30 [ 2304.975727][T22165] ? __cfi_selinux_file_ioctl+0x10/0x10 [ 2304.975749][T22165] ? __cfi_vfs_write+0x10/0x10 [ 2304.975765][T22165] ? __kasan_check_write+0x18/0x20 [ 2304.975791][T22165] ? mutex_unlock+0x8b/0x240 [ 2304.975807][T22165] ? __cfi_mutex_unlock+0x10/0x10 [ 2304.975824][T22165] ? __fget_files+0x2c5/0x340 [ 2304.975844][T22165] ? __fget_files+0x2c5/0x340 [ 2304.975864][T22165] ? bpf_lsm_file_ioctl+0xd/0x20 [ 2304.975887][T22165] ? security_file_ioctl+0x34/0xd0 [ 2304.975908][T22165] ? __cfi_userfaultfd_ioctl+0x10/0x10 [ 2304.975927][T22165] __se_sys_ioctl+0x135/0x1b0 [ 2304.975947][T22165] __x64_sys_ioctl+0x7f/0xa0 [ 2304.975967][T22165] x64_sys_call+0x1878/0x2ee0 [ 2304.975993][T22165] do_syscall_64+0x58/0xf0 [ 2304.976015][T22165] ? clear_bhb_loop+0x50/0xa0 [ 2304.976035][T22165] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 2304.976081][T22165] RIP: 0033:0x7f986018f6c9 [ 2304.976097][T22165] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 2304.976114][T22165] RSP: 002b:00007f985ebe3038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 2304.976135][T22165] RAX: ffffffffffffffda RBX: 00007f98603e5fa0 RCX: 00007f986018f6c9 [ 2304.976150][T22165] RDX: 0000000000000000 RSI: 00000000c018aa06 RDI: 0000000000000006 [ 2304.976164][T22165] RBP: 00007f985ebe3090 R08: 0000000000000000 R09: 0000000000000000 [ 2304.976177][T22165] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2304.976190][T22165] R13: 00007f98603e6038 R14: 00007f98603e5fa0 R15: 00007fffccbf03d8 [ 2304.976207][T22165] [ 2311.806249][T22831] bridge0: port 1(bridge_slave_0) entered blocking state [ 2311.835424][T22831] bridge0: port 1(bridge_slave_0) entered disabled state [ 2311.842551][T22831] bridge_slave_0: entered allmulticast mode [ 2311.895954][T22831] bridge_slave_0: entered promiscuous mode [ 2311.902468][T22831] bridge0: port 2(bridge_slave_1) entered blocking state [ 2311.925563][T22831] bridge0: port 2(bridge_slave_1) entered disabled state [ 2311.942814][T22831] bridge_slave_1: entered allmulticast mode [ 2311.955910][T22831] bridge_slave_1: entered promiscuous mode [ 2312.058937][T20552] bridge_slave_1: left allmulticast mode [ 2312.064616][T20552] bridge_slave_1: left promiscuous mode [ 2312.076567][T20552] bridge0: port 2(bridge_slave_1) entered disabled state [ 2312.106084][T20552] bridge_slave_0: left allmulticast mode [ 2312.111753][T20552] bridge_slave_0: left promiscuous mode [ 2312.125728][T20552] bridge0: port 1(bridge_slave_0) entered disabled state [ 2312.285562][T20552] veth1_macvtap: left promiscuous mode [ 2312.291121][T20552] veth0_vlan: left promiscuous mode [ 2312.390370][T22831] bridge0: port 2(bridge_slave_1) entered blocking state [ 2312.397457][T22831] bridge0: port 2(bridge_slave_1) entered forwarding state [ 2312.404728][T22831] bridge0: port 1(bridge_slave_0) entered blocking state [ 2312.411787][T22831] bridge0: port 1(bridge_slave_0) entered forwarding state [ 2312.450194][ T4365] bridge0: port 1(bridge_slave_0) entered disabled state [ 2312.457701][ T4365] bridge0: port 2(bridge_slave_1) entered disabled state [ 2312.496568][ T4472] bridge0: port 1(bridge_slave_0) entered blocking state [ 2312.503646][ T4472] bridge0: port 1(bridge_slave_0) entered forwarding state [ 2312.535834][ T4472] bridge0: port 2(bridge_slave_1) entered blocking state [ 2312.542896][ T4472] bridge0: port 2(bridge_slave_1) entered forwarding state [ 2312.608476][T22831] veth0_vlan: entered promiscuous mode [ 2312.630833][T22831] veth1_macvtap: entered promiscuous mode [ 2314.916009][T22967] bridge0: port 1(bridge_slave_0) entered blocking state [ 2314.935660][T22967] bridge0: port 1(bridge_slave_0) entered disabled state [ 2314.942776][T22967] bridge_slave_0: entered allmulticast mode [ 2314.986124][T22967] bridge_slave_0: entered promiscuous mode [ 2315.015117][T22967] bridge0: port 2(bridge_slave_1) entered blocking state [ 2315.034318][T22967] bridge0: port 2(bridge_slave_1) entered disabled state [ 2315.055731][T22967] bridge_slave_1: entered allmulticast mode [ 2315.062114][T22967] bridge_slave_1: entered promiscuous mode [ 2315.101795][T29802] bridge_slave_1: left allmulticast mode [ 2315.115479][T29802] bridge_slave_1: left promiscuous mode [ 2315.121124][T29802] bridge0: port 2(bridge_slave_1) entered disabled state [ 2315.140914][T29802] bridge_slave_0: left allmulticast mode [ 2315.150650][T29802] bridge_slave_0: left promiscuous mode [ 2315.165734][T29802] bridge0: port 1(bridge_slave_0) entered disabled state [ 2315.308677][T29802] veth1_macvtap: left promiscuous mode [ 2315.314212][T29802] veth0_vlan: left promiscuous mode [ 2315.549902][T22967] bridge0: port 2(bridge_slave_1) entered blocking state [ 2315.556983][T22967] bridge0: port 2(bridge_slave_1) entered forwarding state [ 2315.564258][T22967] bridge0: port 1(bridge_slave_0) entered blocking state [ 2315.571318][T22967] bridge0: port 1(bridge_slave_0) entered forwarding state [ 2315.636395][T20552] bridge0: port 2(bridge_slave_1) entered disabled state [ 2315.669038][ T4365] bridge0: port 2(bridge_slave_1) entered blocking state [ 2315.676127][ T4365] bridge0: port 2(bridge_slave_1) entered forwarding state [ 2315.721028][T22967] veth0_vlan: entered promiscuous mode [ 2315.790934][T22967] veth1_macvtap: entered promiscuous mode [ 2318.432167][T23208] bridge0: port 1(bridge_slave_0) entered blocking state [ 2318.444474][T23208] bridge0: port 1(bridge_slave_0) entered disabled state [ 2318.460820][T23208] bridge_slave_0: entered allmulticast mode [ 2318.471272][T23208] bridge_slave_0: entered promiscuous mode [ 2318.502655][T23208] bridge0: port 2(bridge_slave_1) entered blocking state [ 2318.520222][T23208] bridge0: port 2(bridge_slave_1) entered disabled state [ 2318.545962][T23208] bridge_slave_1: entered allmulticast mode [ 2318.567819][T23208] bridge_slave_1: entered promiscuous mode [ 2318.745071][T23208] bridge0: port 2(bridge_slave_1) entered blocking state [ 2318.752162][T23208] bridge0: port 2(bridge_slave_1) entered forwarding state [ 2318.759478][T23208] bridge0: port 1(bridge_slave_0) entered blocking state [ 2318.766530][T23208] bridge0: port 1(bridge_slave_0) entered forwarding state [ 2318.800885][T29802] bridge_slave_1: left allmulticast mode [ 2318.810191][T29802] bridge_slave_1: left promiscuous mode [ 2318.821932][T29802] bridge0: port 2(bridge_slave_1) entered disabled state [ 2318.841413][T29802] bridge_slave_0: left allmulticast mode [ 2318.850901][T29802] bridge_slave_0: left promiscuous mode [ 2318.861712][T29802] bridge0: port 1(bridge_slave_0) entered disabled state [ 2318.951211][T20552] bridge0: port 1(bridge_slave_0) entered disabled state [ 2318.969628][T20552] bridge0: port 2(bridge_slave_1) entered disabled state [ 2318.985219][T29802] veth1_macvtap: left promiscuous mode [ 2318.991270][T29802] veth0_vlan: left promiscuous mode [ 2319.083961][ T4365] bridge0: port 1(bridge_slave_0) entered blocking state [ 2319.091057][ T4365] bridge0: port 1(bridge_slave_0) entered forwarding state [ 2319.112373][ T4365] bridge0: port 2(bridge_slave_1) entered blocking state [ 2319.119483][ T4365] bridge0: port 2(bridge_slave_1) entered forwarding state [ 2319.154513][T23208] veth0_vlan: entered promiscuous mode [ 2319.178574][T23208] veth1_macvtap: entered promiscuous mode [ 2321.910879][T23416] bridge0: port 1(bridge_slave_0) entered blocking state [ 2321.941622][T23416] bridge0: port 1(bridge_slave_0) entered disabled state [ 2321.975521][T23416] bridge_slave_0: entered allmulticast mode [ 2321.985664][T23416] bridge_slave_0: entered promiscuous mode [ 2322.011045][T23416] bridge0: port 2(bridge_slave_1) entered blocking state [ 2322.026701][T23416] bridge0: port 2(bridge_slave_1) entered disabled state [ 2322.037536][T23416] bridge_slave_1: entered allmulticast mode [ 2322.043881][T23416] bridge_slave_1: entered promiscuous mode [ 2322.153389][T20552] bridge_slave_1: left allmulticast mode [ 2322.159183][T20552] bridge_slave_1: left promiscuous mode [ 2322.164817][T20552] bridge0: port 2(bridge_slave_1) entered disabled state [ 2322.185990][T20552] bridge_slave_0: left allmulticast mode [ 2322.191669][T20552] bridge_slave_0: left promiscuous mode [ 2322.205573][T20552] bridge0: port 1(bridge_slave_0) entered disabled state [ 2322.376582][T20552] veth1_macvtap: left promiscuous mode [ 2322.385663][T20552] veth0_vlan: left promiscuous mode [ 2322.512552][T23416] bridge0: port 2(bridge_slave_1) entered blocking state [ 2322.519670][T23416] bridge0: port 2(bridge_slave_1) entered forwarding state [ 2322.527084][T23416] bridge0: port 1(bridge_slave_0) entered blocking state [ 2322.534124][T23416] bridge0: port 1(bridge_slave_0) entered forwarding state [ 2322.618947][T29802] bridge0: port 1(bridge_slave_0) entered disabled state [ 2322.626800][T29802] bridge0: port 2(bridge_slave_1) entered disabled state [ 2322.666942][T29802] bridge0: port 1(bridge_slave_0) entered blocking state [ 2322.674045][T29802] bridge0: port 1(bridge_slave_0) entered forwarding state [ 2322.686762][T29802] bridge0: port 2(bridge_slave_1) entered blocking state [ 2322.693824][T29802] bridge0: port 2(bridge_slave_1) entered forwarding state [ 2322.717715][T23416] veth0_vlan: entered promiscuous mode [ 2322.730453][T23416] veth1_macvtap: entered promiscuous mode [ 2328.946560][T23837] FAULT_INJECTION: forcing a failure. [ 2328.946560][T23837] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2328.968347][T23837] CPU: 1 UID: 0 PID: 23837 Comm: syz.0.74135 Not tainted syzkaller #0 0b5ffdee5fcd2f7749818d1ff954e9c21353764e [ 2328.968382][T23837] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 2328.968395][T23837] Call Trace: [ 2328.968401][T23837] [ 2328.968410][T23837] __dump_stack+0x21/0x30 [ 2328.968438][T23837] dump_stack_lvl+0x10c/0x190 [ 2328.968460][T23837] ? __cfi_dump_stack_lvl+0x10/0x10 [ 2328.968485][T23837] dump_stack+0x19/0x20 [ 2328.968507][T23837] should_fail_ex+0x3d9/0x530 [ 2328.968527][T23837] should_fail+0xf/0x20 [ 2328.968544][T23837] should_fail_usercopy+0x1e/0x30 [ 2328.968565][T23837] strncpy_from_user+0x28/0x270 [ 2328.968584][T23837] getname_flags+0x102/0x710 [ 2328.968603][T23837] ? build_open_flags+0x487/0x600 [ 2328.968628][T23837] getname+0x1b/0x30 [ 2328.968645][T23837] do_sys_openat2+0xcb/0x1c0 [ 2328.968667][T23837] ? fput+0x1a5/0x240 [ 2328.968688][T23837] ? do_sys_open+0x100/0x100 [ 2328.968717][T23837] ? ksys_write+0x1ef/0x250 [ 2328.968735][T23837] ? __cfi_ksys_write+0x10/0x10 [ 2328.968754][T23837] __x64_sys_openat+0x13a/0x170 [ 2328.968778][T23837] x64_sys_call+0xe69/0x2ee0 [ 2328.968803][T23837] do_syscall_64+0x58/0xf0 [ 2328.968827][T23837] ? clear_bhb_loop+0x50/0xa0 [ 2328.968847][T23837] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 2328.968867][T23837] RIP: 0033:0x7fdd3418df10 [ 2328.968883][T23837] Code: 48 89 44 24 20 75 93 44 89 54 24 0c e8 69 95 02 00 44 8b 54 24 0c 89 da 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 38 44 89 c7 89 44 24 0c e8 bc 95 02 00 8b 44 [ 2328.968899][T23837] RSP: 002b:00007fdd35092f10 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 2328.968920][T23837] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fdd3418df10 [ 2328.968935][T23837] RDX: 0000000000000002 RSI: 00007fdd35092fa0 RDI: 00000000ffffff9c [ 2328.968949][T23837] RBP: 00007fdd35092fa0 R08: 0000000000000000 R09: 0000000000000000 [ 2328.968962][T23837] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 2328.968974][T23837] R13: 00007fdd343e6038 R14: 00007fdd343e5fa0 R15: 00007ffdacbc5418 [ 2328.968991][T23837] [ 2333.734867][T24059] FAULT_INJECTION: forcing a failure. [ 2333.734867][T24059] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2333.765558][T24059] CPU: 1 UID: 0 PID: 24059 Comm: syz.0.74245 Not tainted syzkaller #0 0b5ffdee5fcd2f7749818d1ff954e9c21353764e [ 2333.765592][T24059] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 2333.765611][T24059] Call Trace: [ 2333.765618][T24059] [ 2333.765625][T24059] __dump_stack+0x21/0x30 [ 2333.765664][T24059] dump_stack_lvl+0x10c/0x190 [ 2333.765688][T24059] ? __cfi_dump_stack_lvl+0x10/0x10 [ 2333.765713][T24059] ? check_stack_object+0x12c/0x140 [ 2333.765732][T24059] dump_stack+0x19/0x20 [ 2333.765754][T24059] should_fail_ex+0x3d9/0x530 [ 2333.765775][T24059] should_fail+0xf/0x20 [ 2333.765792][T24059] should_fail_usercopy+0x1e/0x30 [ 2333.765811][T24059] _copy_to_user+0x24/0xa0 [ 2333.765834][T24059] simple_read_from_buffer+0xed/0x160 [ 2333.765858][T24059] proc_fail_nth_read+0x19e/0x210 [ 2333.765882][T24059] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 2333.765905][T24059] ? rwsem_read_trylock+0x2b1/0x660 [ 2333.765930][T24059] ? bpf_lsm_file_permission+0xd/0x20 [ 2333.765955][T24059] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 2333.765977][T24059] vfs_read+0x27d/0xc70 [ 2333.765994][T24059] ? __cfi___blk_flush_plug+0x10/0x10 [ 2333.766014][T24059] ? __cfi_madvise_vma_behavior+0x10/0x10 [ 2333.766040][T24059] ? __cfi_vfs_read+0x10/0x10 [ 2333.766056][T24059] ? __kasan_check_write+0x18/0x20 [ 2333.766082][T24059] ? mutex_lock+0x92/0x1c0 [ 2333.766099][T24059] ? __cfi_mutex_lock+0x10/0x10 [ 2333.766116][T24059] ? __fget_files+0x2c5/0x340 [ 2333.766138][T24059] ksys_read+0x141/0x250 [ 2333.766155][T24059] ? __cfi_ksys_read+0x10/0x10 [ 2333.766173][T24059] ? __kasan_check_read+0x15/0x20 [ 2333.766205][T24059] __x64_sys_read+0x7f/0x90 [ 2333.766222][T24059] x64_sys_call+0x2638/0x2ee0 [ 2333.766248][T24059] do_syscall_64+0x58/0xf0 [ 2333.766270][T24059] ? clear_bhb_loop+0x50/0xa0 [ 2333.766291][T24059] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 2333.766310][T24059] RIP: 0033:0x7fdd3418e0dc [ 2333.766331][T24059] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48 [ 2333.766347][T24059] RSP: 002b:00007fdd35093030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 2333.766373][T24059] RAX: ffffffffffffffda RBX: 00007fdd343e5fa0 RCX: 00007fdd3418e0dc [ 2333.766389][T24059] RDX: 000000000000000f RSI: 00007fdd350930a0 RDI: 0000000000000008 [ 2333.766403][T24059] RBP: 00007fdd35093090 R08: 0000000000000000 R09: 0000000000000000 [ 2333.766415][T24059] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2333.766427][T24059] R13: 00007fdd343e6038 R14: 00007fdd343e5fa0 R15: 00007ffdacbc5418 [ 2333.766444][T24059] [ 2334.227136][T24089] FAULT_INJECTION: forcing a failure. [ 2334.227136][T24089] name failslab, interval 1, probability 0, space 0, times 0 [ 2334.274455][T24089] CPU: 0 UID: 0 PID: 24089 Comm: syz.0.74260 Not tainted syzkaller #0 0b5ffdee5fcd2f7749818d1ff954e9c21353764e [ 2334.274489][T24089] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 2334.274501][T24089] Call Trace: [ 2334.274508][T24089] [ 2334.274517][T24089] __dump_stack+0x21/0x30 [ 2334.274546][T24089] dump_stack_lvl+0x10c/0x190 [ 2334.274569][T24089] ? __cfi_dump_stack_lvl+0x10/0x10 [ 2334.274595][T24089] dump_stack+0x19/0x20 [ 2334.274617][T24089] should_fail_ex+0x3d9/0x530 [ 2334.274637][T24089] should_failslab+0xac/0x100 [ 2334.274658][T24089] kmem_cache_alloc_noprof+0x42/0x430 [ 2334.274676][T24089] ? do_timer_create+0x199/0x1210 [ 2334.274702][T24089] ? vfs_write+0x93e/0xf30 [ 2334.274719][T24089] do_timer_create+0x199/0x1210 [ 2334.274745][T24089] ? __cfi_vfs_write+0x10/0x10 [ 2334.274762][T24089] ? __kasan_check_write+0x18/0x20 [ 2334.274787][T24089] ? mutex_unlock+0x8b/0x240 [ 2334.274805][T24089] ? __cfi_mutex_unlock+0x10/0x10 [ 2334.274822][T24089] ? __ia32_sys_clock_nanosleep_time32+0xc0/0xc0 [ 2334.274849][T24089] ? __kasan_check_write+0x18/0x20 [ 2334.274874][T24089] ? fput+0x1a5/0x240 [ 2334.274904][T24089] __x64_sys_timer_create+0x140/0x190 [ 2334.274928][T24089] ? xfd_validate_state+0x68/0x150 [ 2334.274951][T24089] ? __cfi___x64_sys_timer_create+0x10/0x10 [ 2334.274975][T24089] ? __kasan_check_read+0x15/0x20 [ 2334.275001][T24089] x64_sys_call+0x2704/0x2ee0 [ 2334.275026][T24089] do_syscall_64+0x58/0xf0 [ 2334.275047][T24089] ? clear_bhb_loop+0x50/0xa0 [ 2334.275068][T24089] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 2334.275087][T24089] RIP: 0033:0x7fdd3418f6c9 [ 2334.275103][T24089] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 2334.275119][T24089] RSP: 002b:00007fdd35093038 EFLAGS: 00000246 ORIG_RAX: 00000000000000de [ 2334.275141][T24089] RAX: ffffffffffffffda RBX: 00007fdd343e5fa0 RCX: 00007fdd3418f6c9 [ 2334.275156][T24089] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 2334.275168][T24089] RBP: 00007fdd35093090 R08: 0000000000000000 R09: 0000000000000000 [ 2334.275180][T24089] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2334.275192][T24089] R13: 00007fdd343e6038 R14: 00007fdd343e5fa0 R15: 00007ffdacbc5418 [ 2334.275209][T24089] [ 2335.451065][T24141] FAULT_INJECTION: forcing a failure. [ 2335.451065][T24141] name failslab, interval 1, probability 0, space 0, times 0 [ 2335.463694][T24141] CPU: 1 UID: 0 PID: 24141 Comm: syz.5.74283 Not tainted syzkaller #0 0b5ffdee5fcd2f7749818d1ff954e9c21353764e [ 2335.463725][T24141] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 2335.463738][T24141] Call Trace: [ 2335.463744][T24141] [ 2335.463752][T24141] __dump_stack+0x21/0x30 [ 2335.463788][T24141] dump_stack_lvl+0x10c/0x190 [ 2335.463809][T24141] ? __cfi_dump_stack_lvl+0x10/0x10 [ 2335.463832][T24141] dump_stack+0x19/0x20 [ 2335.463854][T24141] should_fail_ex+0x3d9/0x530 [ 2335.463873][T24141] should_failslab+0xac/0x100 [ 2335.463893][T24141] kmem_cache_alloc_noprof+0x42/0x430 [ 2335.463912][T24141] ? inc_rlimit_get_ucounts+0x3fb/0x470 [ 2335.463938][T24141] ? __sigqueue_alloc+0x15e/0x2b0 [ 2335.463961][T24141] __sigqueue_alloc+0x15e/0x2b0 [ 2335.463984][T24141] __send_signal_locked+0x19d/0xb90 [ 2335.464003][T24141] ? __kasan_check_write+0x18/0x20 [ 2335.464029][T24141] ? __task_pid_nr_ns+0x1e2/0x280 [ 2335.464051][T24141] send_signal_locked+0x428/0x5a0 [ 2335.464071][T24141] do_send_sig_info+0xdb/0x220 [ 2335.464091][T24141] send_sig+0x5f/0x70 [ 2335.464110][T24141] sk_stream_error+0xb6/0x130 [ 2335.464136][T24141] tcp_sendmsg_locked+0x42e0/0x4b40 [ 2335.464161][T24141] ? __asan_memcpy+0x5a/0x80 [ 2335.464180][T24141] ? __kasan_check_write+0x18/0x20 [ 2335.464206][T24141] ? _raw_spin_lock_bh+0x90/0x120 [ 2335.464229][T24141] ? __cfi__raw_spin_lock_bh+0x10/0x10 [ 2335.464253][T24141] ? _raw_spin_unlock_bh+0x54/0x60 [ 2335.464274][T24141] ? lock_sock_nested+0x1f5/0x290 [ 2335.464293][T24141] ? __cfi_tcp_sendmsg_locked+0x10/0x10 [ 2335.464318][T24141] ? __cfi_tcp_sendmsg+0x10/0x10 [ 2335.464340][T24141] tcp_sendmsg+0x3e/0xe0 [ 2335.464362][T24141] ? __cfi_tcp_sendmsg+0x10/0x10 [ 2335.464385][T24141] inet6_sendmsg+0xb7/0x120 [ 2335.464410][T24141] ____sys_sendmsg+0x5db/0xa70 [ 2335.464436][T24141] ? __sys_sendmsg_sock+0x50/0x50 [ 2335.464462][T24141] ? import_iovec+0x81/0xb0 [ 2335.464486][T24141] ___sys_sendmsg+0x220/0x2a0 [ 2335.464512][T24141] ? __sys_sendmsg+0x280/0x280 [ 2335.464537][T24141] ? kstrtouint+0x78/0xf0 [ 2335.464559][T24141] __sys_sendmmsg+0x271/0x470 [ 2335.464585][T24141] ? __cfi___sys_sendmmsg+0x10/0x10 [ 2335.464614][T24141] ? __cfi_ksys_write+0x10/0x10 [ 2335.464633][T24141] __x64_sys_sendmmsg+0xa4/0xc0 [ 2335.464659][T24141] x64_sys_call+0xfec/0x2ee0 [ 2335.464683][T24141] do_syscall_64+0x58/0xf0 [ 2335.464707][T24141] ? clear_bhb_loop+0x50/0xa0 [ 2335.464727][T24141] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 2335.464747][T24141] RIP: 0033:0x7f7c53f8f6c9 [ 2335.464769][T24141] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 2335.464786][T24141] RSP: 002b:00007f7c54dc1038 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 2335.464807][T24141] RAX: ffffffffffffffda RBX: 00007f7c541e5fa0 RCX: 00007f7c53f8f6c9 [ 2335.464823][T24141] RDX: 0000000000000001 RSI: 0000200000000500 RDI: 0000000000000008 [ 2335.464836][T24141] RBP: 00007f7c54dc1090 R08: 0000000000000000 R09: 0000000000000000 [ 2335.464849][T24141] R10: 0000000000000004 R11: 0000000000000246 R12: 0000000000000001 [ 2335.464860][T24141] R13: 00007f7c541e6038 R14: 00007f7c541e5fa0 R15: 00007fff258663b8 [ 2335.464877][T24141] [ 2335.745085][T24165] FAULT_INJECTION: forcing a failure. [ 2335.745085][T24165] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2335.790801][T24165] CPU: 0 UID: 0 PID: 24165 Comm: syz.1.74294 Not tainted syzkaller #0 0b5ffdee5fcd2f7749818d1ff954e9c21353764e [ 2335.790834][T24165] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 2335.790846][T24165] Call Trace: [ 2335.790853][T24165] [ 2335.790861][T24165] __dump_stack+0x21/0x30 [ 2335.790888][T24165] dump_stack_lvl+0x10c/0x190 [ 2335.790908][T24165] ? __cfi_dump_stack_lvl+0x10/0x10 [ 2335.790935][T24165] ? check_stack_object+0x12c/0x140 [ 2335.790952][T24165] dump_stack+0x19/0x20 [ 2335.790972][T24165] should_fail_ex+0x3d9/0x530 [ 2335.791000][T24165] should_fail+0xf/0x20 [ 2335.791015][T24165] should_fail_usercopy+0x1e/0x30 [ 2335.791033][T24165] _copy_to_user+0x24/0xa0 [ 2335.791052][T24165] simple_read_from_buffer+0xed/0x160 [ 2335.791073][T24165] proc_fail_nth_read+0x19e/0x210 [ 2335.791094][T24165] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 2335.791115][T24165] ? bpf_lsm_file_permission+0xd/0x20 [ 2335.791136][T24165] ? __cfi_proc_fail_nth_read+0x10/0x10 [ 2335.791156][T24165] vfs_read+0x27d/0xc70 [ 2335.791171][T24165] ? __cfi_vfs_read+0x10/0x10 [ 2335.791185][T24165] ? __kasan_check_write+0x18/0x20 [ 2335.791208][T24165] ? mutex_lock+0x92/0x1c0 [ 2335.791223][T24165] ? __cfi_mutex_lock+0x10/0x10 [ 2335.791238][T24165] ? __fget_files+0x2c5/0x340 [ 2335.791256][T24165] ksys_read+0x141/0x250 [ 2335.791271][T24165] ? __cfi_ksys_read+0x10/0x10 [ 2335.791287][T24165] ? __kasan_check_read+0x15/0x20 [ 2335.791309][T24165] __x64_sys_read+0x7f/0x90 [ 2335.791324][T24165] x64_sys_call+0x2638/0x2ee0 [ 2335.791346][T24165] do_syscall_64+0x58/0xf0 [ 2335.791365][T24165] ? clear_bhb_loop+0x50/0xa0 [ 2335.791383][T24165] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 2335.791401][T24165] RIP: 0033:0x7f6f4258e0dc [ 2335.791416][T24165] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 93 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 ef 93 02 00 48 [ 2335.791431][T24165] RSP: 002b:00007f6f4348b030 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 2335.791450][T24165] RAX: ffffffffffffffda RBX: 00007f6f427e5fa0 RCX: 00007f6f4258e0dc [ 2335.791464][T24165] RDX: 000000000000000f RSI: 00007f6f4348b0a0 RDI: 0000000000000007 [ 2335.791477][T24165] RBP: 00007f6f4348b090 R08: 0000000000000000 R09: 0000000000000000 [ 2335.791491][T24165] R10: 0000000000000011 R11: 0000000000000246 R12: 0000000000000001 [ 2335.791504][T24165] R13: 00007f6f427e6038 R14: 00007f6f427e5fa0 R15: 00007ffc0af9b558 [ 2335.791521][T24165] [ 2336.122326][T24189] FAULT_INJECTION: forcing a failure. [ 2336.122326][T24189] name failslab, interval 1, probability 0, space 0, times 0 [ 2336.134956][T24189] CPU: 1 UID: 0 PID: 24189 Comm: syz.5.74306 Not tainted syzkaller #0 0b5ffdee5fcd2f7749818d1ff954e9c21353764e [ 2336.134988][T24189] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 2336.135001][T24189] Call Trace: [ 2336.135007][T24189] [ 2336.135014][T24189] __dump_stack+0x21/0x30 [ 2336.135044][T24189] dump_stack_lvl+0x10c/0x190 [ 2336.135067][T24189] ? __cfi_dump_stack_lvl+0x10/0x10 [ 2336.135092][T24189] dump_stack+0x19/0x20 [ 2336.135114][T24189] should_fail_ex+0x3d9/0x530 [ 2336.135134][T24189] should_failslab+0xac/0x100 [ 2336.135155][T24189] kmem_cache_alloc_noprof+0x42/0x430 [ 2336.135173][T24189] ? inc_rlimit_get_ucounts+0x3fb/0x470 [ 2336.135199][T24189] ? __sigqueue_alloc+0x15e/0x2b0 [ 2336.135223][T24189] __sigqueue_alloc+0x15e/0x2b0 [ 2336.135245][T24189] __send_signal_locked+0x19d/0xb90 [ 2336.135265][T24189] ? __kasan_check_write+0x18/0x20 [ 2336.135291][T24189] ? __task_pid_nr_ns+0x1e2/0x280 [ 2336.135313][T24189] send_signal_locked+0x428/0x5a0 [ 2336.135334][T24189] do_send_sig_info+0xdb/0x220 [ 2336.135355][T24189] send_sig+0x5f/0x70 [ 2336.135374][T24189] sk_stream_error+0xb6/0x130 [ 2336.135400][T24189] tcp_sendmsg_locked+0x42e0/0x4b40 [ 2336.135425][T24189] ? __asan_memcpy+0x5a/0x80 [ 2336.135442][T24189] ? __kasan_check_write+0x18/0x20 [ 2336.135463][T24189] ? _raw_spin_lock_bh+0x90/0x120 [ 2336.135484][T24189] ? __cfi__raw_spin_lock_bh+0x10/0x10 [ 2336.135507][T24189] ? _raw_spin_unlock_bh+0x54/0x60 [ 2336.135530][T24189] ? lock_sock_nested+0x1f5/0x290 [ 2336.135550][T24189] ? __cfi_tcp_sendmsg_locked+0x10/0x10 [ 2336.135575][T24189] ? __cfi_tcp_sendmsg+0x10/0x10 [ 2336.135598][T24189] tcp_sendmsg+0x3e/0xe0 [ 2336.135620][T24189] ? __cfi_tcp_sendmsg+0x10/0x10 [ 2336.135643][T24189] inet6_sendmsg+0xb7/0x120 [ 2336.135667][T24189] ____sys_sendmsg+0x5db/0xa70 [ 2336.135694][T24189] ? __sys_sendmsg_sock+0x50/0x50 [ 2336.135729][T24189] ? import_iovec+0x81/0xb0 [ 2336.135752][T24189] ___sys_sendmsg+0x220/0x2a0 [ 2336.135778][T24189] ? __sys_sendmsg+0x280/0x280 [ 2336.135802][T24189] ? kstrtouint+0x78/0xf0 [ 2336.135824][T24189] __sys_sendmmsg+0x271/0x470 [ 2336.135851][T24189] ? __cfi___sys_sendmmsg+0x10/0x10 [ 2336.135879][T24189] ? __cfi_ksys_write+0x10/0x10 [ 2336.135899][T24189] __x64_sys_sendmmsg+0xa4/0xc0 [ 2336.135924][T24189] x64_sys_call+0xfec/0x2ee0 [ 2336.135950][T24189] do_syscall_64+0x58/0xf0 [ 2336.135972][T24189] ? clear_bhb_loop+0x50/0xa0 [ 2336.135992][T24189] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 2336.136011][T24189] RIP: 0033:0x7f7c53f8f6c9 [ 2336.136028][T24189] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 2336.136044][T24189] RSP: 002b:00007f7c54dc1038 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 2336.136065][T24189] RAX: ffffffffffffffda RBX: 00007f7c541e5fa0 RCX: 00007f7c53f8f6c9 [ 2336.136080][T24189] RDX: 0000000000000001 RSI: 0000200000003c00 RDI: 0000000000000007 [ 2336.136093][T24189] RBP: 00007f7c54dc1090 R08: 0000000000000000 R09: 0000000000000000 [ 2336.136106][T24189] R10: 0000000000000004 R11: 0000000000000246 R12: 0000000000000001 [ 2336.136118][T24189] R13: 00007f7c541e6038 R14: 00007f7c541e5fa0 R15: 00007fff258663b8 [ 2336.136135][T24189] [ 2336.463973][T24193] netlink: 'syz.1.74309': attribute type 6 has an invalid length. [ 2336.746626][T24207] FAULT_INJECTION: forcing a failure. [ 2336.746626][T24207] name failslab, interval 1, probability 0, space 0, times 0 [ 2336.759254][T24207] CPU: 0 UID: 0 PID: 24207 Comm: syz.1.74315 Not tainted syzkaller #0 0b5ffdee5fcd2f7749818d1ff954e9c21353764e [ 2336.759286][T24207] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 2336.759297][T24207] Call Trace: [ 2336.759304][T24207] [ 2336.759312][T24207] __dump_stack+0x21/0x30 [ 2336.759341][T24207] dump_stack_lvl+0x10c/0x190 [ 2336.759365][T24207] ? __cfi_dump_stack_lvl+0x10/0x10 [ 2336.759389][T24207] ? kmem_cache_alloc_noprof+0x1cb/0x430 [ 2336.759408][T24207] ? inode_init_always_gfp+0x756/0x9e0 [ 2336.759428][T24207] ? alloc_inode+0xc5/0x270 [ 2336.759448][T24207] ? new_inode+0x25/0x1e0 [ 2336.759468][T24207] ? proc_pident_instantiate+0x6d/0x2c0 [ 2336.759490][T24207] ? proc_pident_lookup+0x1c7/0x270 [ 2336.759509][T24207] ? proc_tid_base_lookup+0x2f/0x40 [ 2336.759534][T24207] dump_stack+0x19/0x20 [ 2336.759557][T24207] should_fail_ex+0x3d9/0x530 [ 2336.759577][T24207] should_failslab+0xac/0x100 [ 2336.759598][T24207] kmem_cache_alloc_noprof+0x42/0x430 [ 2336.759615][T24207] ? inc_rlimit_get_ucounts+0x3fb/0x470 [ 2336.759642][T24207] ? __sigqueue_alloc+0x15e/0x2b0 [ 2336.759665][T24207] __sigqueue_alloc+0x15e/0x2b0 [ 2336.759687][T24207] __send_signal_locked+0x19d/0xb90 [ 2336.759707][T24207] ? __kasan_check_write+0x18/0x20 [ 2336.759733][T24207] ? __task_pid_nr_ns+0x1e2/0x280 [ 2336.759755][T24207] send_signal_locked+0x428/0x5a0 [ 2336.759776][T24207] do_send_sig_info+0xdb/0x220 [ 2336.759796][T24207] send_sig+0x5f/0x70 [ 2336.759816][T24207] sk_stream_error+0xb6/0x130 [ 2336.759842][T24207] tcp_sendmsg_locked+0x42e0/0x4b40 [ 2336.759875][T24207] ? __asan_memcpy+0x5a/0x80 [ 2336.759894][T24207] ? __kasan_check_write+0x18/0x20 [ 2336.759919][T24207] ? _raw_spin_lock_bh+0x90/0x120 [ 2336.759943][T24207] ? __cfi__raw_spin_lock_bh+0x10/0x10 [ 2336.759965][T24207] ? unwind_get_return_address+0x51/0x90 [ 2336.759987][T24207] ? __cfi_stack_trace_consume_entry+0x10/0x10 [ 2336.760014][T24207] ? _raw_spin_unlock_bh+0x54/0x60 [ 2336.760038][T24207] ? lock_sock_nested+0x1f5/0x290 [ 2336.760058][T24207] ? __cfi_tcp_sendmsg_locked+0x10/0x10 [ 2336.760083][T24207] ? avc_has_perm+0x144/0x220 [ 2336.760108][T24207] ? __cfi_tcp_sendmsg+0x10/0x10 [ 2336.760132][T24207] tcp_sendmsg+0x3e/0xe0 [ 2336.760154][T24207] ? __cfi_tcp_sendmsg+0x10/0x10 [ 2336.760177][T24207] inet6_sendmsg+0xb7/0x120 [ 2336.760202][T24207] sock_write_iter+0x2cb/0x4f0 [ 2336.760222][T24207] ? __cfi_sock_write_iter+0x10/0x10 [ 2336.760243][T24207] ? __cfi_proc_fail_nth_write+0x10/0x10 [ 2336.760268][T24207] vfs_write+0x718/0xf30 [ 2336.760286][T24207] ? __cfi_sock_write_iter+0x10/0x10 [ 2336.760305][T24207] ? __cfi_vfs_write+0x10/0x10 [ 2336.760325][T24207] ksys_write+0x141/0x250 [ 2336.760342][T24207] ? __cfi_ksys_write+0x10/0x10 [ 2336.760360][T24207] ? __kasan_check_read+0x15/0x20 [ 2336.760386][T24207] __x64_sys_write+0x7f/0x90 [ 2336.760404][T24207] x64_sys_call+0x271c/0x2ee0 [ 2336.760429][T24207] do_syscall_64+0x58/0xf0 [ 2336.760452][T24207] ? clear_bhb_loop+0x50/0xa0 [ 2336.760473][T24207] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 2336.760493][T24207] RIP: 0033:0x7f6f4258f6c9 [ 2336.760511][T24207] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 2336.760528][T24207] RSP: 002b:00007f6f4348b038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2336.760549][T24207] RAX: ffffffffffffffda RBX: 00007f6f427e5fa0 RCX: 00007f6f4258f6c9 [ 2336.760565][T24207] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000007 [ 2336.760577][T24207] RBP: 00007f6f4348b090 R08: 0000000000000000 R09: 0000000000000000 [ 2336.760591][T24207] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2336.760603][T24207] R13: 00007f6f427e6038 R14: 00007f6f427e5fa0 R15: 00007ffc0af9b558 [ 2336.760619][T24207] [ 2338.138677][T24360] FAULT_INJECTION: forcing a failure. [ 2338.138677][T24360] name failslab, interval 1, probability 0, space 0, times 0 [ 2338.151303][T24360] CPU: 0 UID: 0 PID: 24360 Comm: syz.4.74389 Not tainted syzkaller #0 0b5ffdee5fcd2f7749818d1ff954e9c21353764e [ 2338.151335][T24360] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 2338.151347][T24360] Call Trace: [ 2338.151354][T24360] [ 2338.151362][T24360] __dump_stack+0x21/0x30 [ 2338.151391][T24360] dump_stack_lvl+0x10c/0x190 [ 2338.151414][T24360] ? __cfi_dump_stack_lvl+0x10/0x10 [ 2338.151439][T24360] dump_stack+0x19/0x20 [ 2338.151461][T24360] should_fail_ex+0x3d9/0x530 [ 2338.151480][T24360] should_failslab+0xac/0x100 [ 2338.151501][T24360] kmem_cache_alloc_noprof+0x42/0x430 [ 2338.151519][T24360] ? inc_rlimit_get_ucounts+0x3fb/0x470 [ 2338.151545][T24360] ? __sigqueue_alloc+0x15e/0x2b0 [ 2338.151568][T24360] __sigqueue_alloc+0x15e/0x2b0 [ 2338.151597][T24360] __send_signal_locked+0x19d/0xb90 [ 2338.151617][T24360] ? __kasan_check_write+0x18/0x20 [ 2338.151643][T24360] ? __task_pid_nr_ns+0x1e2/0x280 [ 2338.151664][T24360] send_signal_locked+0x428/0x5a0 [ 2338.151685][T24360] do_send_sig_info+0xdb/0x220 [ 2338.151705][T24360] send_sig+0x5f/0x70 [ 2338.151724][T24360] sk_stream_error+0xb6/0x130 [ 2338.151749][T24360] tcp_sendmsg_locked+0x42e0/0x4b40 [ 2338.151775][T24360] ? __asan_memcpy+0x5a/0x80 [ 2338.151794][T24360] ? __kasan_check_write+0x18/0x20 [ 2338.151819][T24360] ? _raw_spin_lock_bh+0x90/0x120 [ 2338.151842][T24360] ? __cfi__raw_spin_lock_bh+0x10/0x10 [ 2338.151865][T24360] ? _raw_spin_unlock_bh+0x54/0x60 [ 2338.151888][T24360] ? lock_sock_nested+0x1f5/0x290 [ 2338.151909][T24360] ? __cfi_tcp_sendmsg_locked+0x10/0x10 [ 2338.151934][T24360] ? __cfi_tcp_sendmsg+0x10/0x10 [ 2338.151957][T24360] tcp_sendmsg+0x3e/0xe0 [ 2338.151978][T24360] ? __cfi_tcp_sendmsg+0x10/0x10 [ 2338.152002][T24360] inet6_sendmsg+0xb7/0x120 [ 2338.152027][T24360] ____sys_sendmsg+0x5db/0xa70 [ 2338.152054][T24360] ? __sys_sendmsg_sock+0x50/0x50 [ 2338.152080][T24360] ? import_iovec+0x81/0xb0 [ 2338.152105][T24360] ___sys_sendmsg+0x220/0x2a0 [ 2338.152130][T24360] ? __sys_sendmsg+0x280/0x280 [ 2338.152155][T24360] ? kstrtouint+0x78/0xf0 [ 2338.152177][T24360] __sys_sendmmsg+0x271/0x470 [ 2338.152204][T24360] ? __cfi___sys_sendmmsg+0x10/0x10 [ 2338.152232][T24360] ? __cfi_ksys_write+0x10/0x10 [ 2338.152250][T24360] ? fd_install+0x175/0x2e0 [ 2338.152270][T24360] __x64_sys_sendmmsg+0xa4/0xc0 [ 2338.152295][T24360] x64_sys_call+0xfec/0x2ee0 [ 2338.152321][T24360] do_syscall_64+0x58/0xf0 [ 2338.152344][T24360] ? clear_bhb_loop+0x50/0xa0 [ 2338.152365][T24360] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 2338.152385][T24360] RIP: 0033:0x7f1f36d8f6c9 [ 2338.152402][T24360] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 2338.152417][T24360] RSP: 002b:00007f1f37bad038 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 2338.152438][T24360] RAX: ffffffffffffffda RBX: 00007f1f36fe5fa0 RCX: 00007f1f36d8f6c9 [ 2338.152453][T24360] RDX: 0000000000000001 RSI: 0000200000003c00 RDI: 0000000000000009 [ 2338.152466][T24360] RBP: 00007f1f37bad090 R08: 0000000000000000 R09: 0000000000000000 [ 2338.152479][T24360] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2338.152491][T24360] R13: 00007f1f36fe6038 R14: 00007f1f36fe5fa0 R15: 00007ffc138b6d78 [ 2338.152507][T24360] [ 2338.815740][ T37] INFO: task syz.3.70597:16064 blocked for more than 122 seconds. [ 2338.823585][ T37] Not tainted syzkaller #0 [ 2338.835503][ T37] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 2338.844196][ T37] task:syz.3.70597 state:D stack:0 pid:16064 tgid:16051 ppid:14783 flags:0x00000004 [ 2338.865513][ T37] Call Trace: [ 2338.868912][ T37] [ 2338.871918][ T37] __schedule+0x1322/0x1df0 [ 2338.882026][ T37] ? __sched_text_start+0x10/0x10 [ 2338.887181][ T37] ? __kmalloc_noprof+0x271/0x530 [ 2338.892463][ T37] ? enqueue_task+0x1133/0x11f0 [ 2338.905554][ T37] schedule+0xc6/0x240 [ 2338.909715][ T37] schedule_timeout+0xb2/0x3a0 [ 2338.924624][ T37] ? __cfi_schedule_timeout+0x10/0x10 [ 2338.930110][ T37] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 2338.935872][ T37] ? __cfi_check_preempt_wakeup_fair+0x10/0x10 [ 2338.942057][ T37] wait_for_common+0x359/0x630 [ 2338.955654][ T37] ? wait_for_completion+0x40/0x40 [ 2338.960813][ T37] ? _raw_spin_lock_irq+0x8d/0x120 [ 2338.966184][ T37] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 2338.971780][ T37] wait_for_completion_state+0x19/0x40 [ 2338.985673][ T37] do_coredump+0x7cf/0x2bd0 [ 2338.990225][ T37] ? stack_depot_save_flags+0x38/0x800 [ 2338.995923][ T37] ? kasan_save_track+0x4f/0x80 [ 2339.000791][ T37] ? kasan_save_track+0x3e/0x80 [ 2339.015660][ T37] ? kasan_save_free_info+0x4a/0x60 [ 2339.020903][ T37] ? __kasan_slab_free+0x5f/0x80 [ 2339.026111][ T37] ? __cfi_do_coredump+0x10/0x10 [ 2339.031075][ T37] ? asm_exc_invalid_op+0x1f/0x30 [ 2339.045510][ T37] ? __kasan_slab_free+0x6a/0x80 [ 2339.050495][ T37] ? kmem_cache_free+0x1c1/0x510 [ 2339.055681][ T37] ? get_signal+0xa75/0x14f0 [ 2339.060298][ T37] get_signal+0x11fd/0x14f0 [ 2339.064820][ T37] arch_do_signal_or_restart+0x96/0x720 [ 2339.070734][ T37] ? __cfi_arch_do_signal_or_restart+0x10/0x10 [ 2339.077092][ T37] ? do_trap+0x228/0x3c0 [ 2339.081362][ T37] irqentry_exit_to_user_mode+0x4e/0xb0 [ 2339.087185][ T37] irqentry_exit+0x16/0x60 [ 2339.091628][ T37] exc_invalid_op+0x42/0x60 [ 2339.096391][ T37] asm_exc_invalid_op+0x1f/0x30 [ 2339.101261][ T37] RIP: 0033:0x200000000004 [ 2339.105927][ T37] RSP: 002b:00007f4586dc1a78 EFLAGS: 00010202 [ 2339.112009][ T37] RAX: 0000000000000025 RBX: 00007f45885e6090 RCX: 00007f458838f6c9 [ 2339.120228][ T37] RDX: 00007f4586dc1a80 RSI: 00007f4586dc1bb0 RDI: 000000000000000d [ 2339.128415][ T37] RBP: 00007f4588411f91 R08: 0000000000000000 R09: 0000000000000000 [ 2339.136687][ T37] R10: 0000000000000004 R11: 0000000000000246 R12: 0000000000000000 [ 2339.144667][ T37] R13: 00007f45885e6128 R14: 00007f45885e6090 R15: 00007ffd5738ebe8 [ 2339.152903][ T37] [ 2339.160048][ T37] NMI backtrace for cpu 0 [ 2339.160063][ T37] CPU: 0 UID: 0 PID: 37 Comm: khungtaskd Not tainted syzkaller #0 0b5ffdee5fcd2f7749818d1ff954e9c21353764e [ 2339.160088][ T37] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 2339.160100][ T37] Call Trace: [ 2339.160107][ T37] [ 2339.160114][ T37] __dump_stack+0x21/0x30 [ 2339.160143][ T37] dump_stack_lvl+0x10c/0x190 [ 2339.160167][ T37] ? __cfi_dump_stack_lvl+0x10/0x10 [ 2339.160191][ T37] dump_stack+0x19/0x20 [ 2339.160213][ T37] nmi_cpu_backtrace+0x2bf/0x2d0 [ 2339.160237][ T37] ? rcu_read_unlock_special+0xab/0x410 [ 2339.160259][ T37] ? __cfi_nmi_cpu_backtrace+0x10/0x10 [ 2339.160281][ T37] ? __rcu_read_unlock+0xc0/0xc0 [ 2339.160303][ T37] ? __cfi_nmi_raise_cpu_backtrace+0x10/0x10 [ 2339.160325][ T37] ? __cfi_nmi_raise_cpu_backtrace+0x10/0x10 [ 2339.160348][ T37] nmi_trigger_cpumask_backtrace+0x142/0x2c0 [ 2339.160372][ T37] arch_trigger_cpumask_backtrace+0x14/0x20 [ 2339.160394][ T37] watchdog+0xd8f/0xed0 [ 2339.160418][ T37] ? __cfi_watchdog+0x10/0x10 [ 2339.160441][ T37] ? __kasan_check_read+0x15/0x20 [ 2339.160467][ T37] ? __kthread_parkme+0x138/0x180 [ 2339.160485][ T37] ? schedule+0xc6/0x240 [ 2339.160509][ T37] kthread+0x2ca/0x370 [ 2339.160528][ T37] ? __cfi_watchdog+0x10/0x10 [ 2339.160550][ T37] ? __cfi_kthread+0x10/0x10 [ 2339.160569][ T37] ret_from_fork+0x67/0xa0 [ 2339.160593][ T37] ? __cfi_kthread+0x10/0x10 [ 2339.160611][ T37] ret_from_fork_asm+0x1a/0x30 [ 2339.160645][ T37] [ 2339.160653][ T37] Sending NMI from CPU 0 to CPUs 1: [ 2339.314336][ C1] NMI backtrace for cpu 1 [ 2339.314352][ C1] CPU: 1 UID: 0 PID: 24419 Comm: syz.1.74417 Not tainted syzkaller #0 0b5ffdee5fcd2f7749818d1ff954e9c21353764e [ 2339.314378][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 2339.314389][ C1] RIP: 0010:page_ext_get+0x11b/0x150 [ 2339.314413][ C1] Code: 41 0f 95 c7 4c 89 f6 48 83 e6 01 41 0f 94 c4 31 ff e8 f9 6f a1 ff 45 84 e7 75 07 e8 0f 6b a1 ff eb 19 48 0f af 1d 75 81 b7 06 <49> 01 de 74 07 e8 fb 6a a1 ff eb 0d e8 f4 6a a1 ff e8 ef b6 8a ff [ 2339.314426][ C1] RSP: 0018:ffffc90005956710 EFLAGS: 00000202 [ 2339.314441][ C1] RAX: ffffffff81e49397 RBX: 0000000005fb4b08 RCX: ffff8881228a2600 [ 2339.314453][ C1] RDX: 0000000000000002 RSI: 0000000000000000 RDI: 0000000000000000 [ 2339.314462][ C1] RBP: ffffc90005956730 R08: 000000008d9fc104 R09: 00000000c6daac3b [ 2339.314473][ C1] R10: 0000000000000010 R11: ffffffff817457d0 R12: 0000000000000501 [ 2339.314483][ C1] R13: dffffc0000000000 R14: ffff888102d80000 R15: dffffc0000000001 [ 2339.314494][ C1] FS: 00007f6f4348b6c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 2339.314508][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2339.314518][ C1] CR2: 00007ffdacbc3ef8 CR3: 000000011f004000 CR4: 00000000003526b0 [ 2339.314532][ C1] Call Trace: [ 2339.314537][ C1] [ 2339.314544][ C1] __set_page_owner+0x9a/0x5d0 [ 2339.314562][ C1] ? shmem_alloc_and_add_folio+0x8da/0x1050 [ 2339.314580][ C1] ? elf_core_dump+0x2ccc/0x3800 [ 2339.314596][ C1] ? __cfi___set_page_owner+0x10/0x10 [ 2339.314612][ C1] ? kasan_unpoison+0x4a/0x70 [ 2339.314630][ C1] post_alloc_hook+0x3b9/0x3f0 [ 2339.314647][ C1] ? __cfi_post_alloc_hook+0x10/0x10 [ 2339.314663][ C1] ? gfp_to_alloc_flags_cma+0x1c0/0x1c0 [ 2339.314677][ C1] ? _raw_spin_trylock+0xaf/0x130 [ 2339.314694][ C1] ? __cfi__raw_spin_trylock+0x10/0x10 [ 2339.314711][ C1] prep_new_page+0x1c/0x120 [ 2339.314728][ C1] get_page_from_freelist+0x48ce/0x4960 [ 2339.314747][ C1] ? lru_gen_add_folio+0x5ec/0x970 [ 2339.314764][ C1] ? kmem_cache_alloc_lru_noprof+0x1ce/0x430 [ 2339.314779][ C1] ? lru_gen_update_size+0x630/0x630 [ 2339.314796][ C1] ? xas_alloc+0x25f/0x540 [ 2339.314810][ C1] ? folios_put_refs+0x4d0/0x5c0 [ 2339.314827][ C1] ? xas_create+0xe6c/0xfd0 [ 2339.314845][ C1] ? __cfi_cgroup_rstat_updated+0x10/0x10 [ 2339.314864][ C1] ? __alloc_pages_noprof+0x7b0/0x7b0 [ 2339.314881][ C1] ? static_key_count+0x45/0x70 [ 2339.314899][ C1] ? gfp_to_alloc_flags_cma+0x90/0x1c0 [ 2339.314913][ C1] ? lruvec_init+0x201/0x280 [ 2339.314929][ C1] __alloc_pages_noprof+0x31f/0x7b0 [ 2339.314946][ C1] ? __cfi___alloc_pages_noprof+0x10/0x10 [ 2339.314963][ C1] ? __folio_batch_add_and_move+0x2ab/0x370 [ 2339.314980][ C1] ? __cfi_lru_add+0x10/0x10 [ 2339.314996][ C1] ? _raw_spin_lock+0x8c/0x120 [ 2339.315013][ C1] ? __cfi__raw_spin_lock+0x10/0x10 [ 2339.315030][ C1] __folio_alloc_noprof+0x14/0x80 [ 2339.315048][ C1] shmem_alloc_and_add_folio+0x452/0x1050 [ 2339.315065][ C1] ? put_swap_device+0x130/0x130 [ 2339.315081][ C1] ? shmem_huge_global_enabled+0x2da/0x360 [ 2339.315096][ C1] ? shmem_allowable_huge_orders+0x1f7/0x430 [ 2339.315111][ C1] ? __kasan_check_write+0x18/0x20 [ 2339.315131][ C1] ? _raw_spin_lock+0x8c/0x120 [ 2339.315147][ C1] shmem_get_folio_gfp+0x5f0/0x1380 [ 2339.315164][ C1] ? shmem_get_folio+0xc0/0xc0 [ 2339.315177][ C1] ? follow_page_pte+0xa5c/0xb90 [ 2339.315195][ C1] ? inode_to_bdi+0x6d/0x100 [ 2339.315213][ C1] shmem_write_begin+0xf4/0x270 [ 2339.315230][ C1] generic_perform_write+0x330/0x960 [ 2339.315251][ C1] ? __cfi_generic_perform_write+0x10/0x10 [ 2339.315269][ C1] ? down_write+0xe9/0x2a0 [ 2339.315284][ C1] ? file_update_time+0xa3/0x220 [ 2339.315302][ C1] shmem_file_write_iter+0x105/0x130 [ 2339.315319][ C1] ? __cfi_shmem_file_write_iter+0x10/0x10 [ 2339.315337][ C1] __kernel_write_iter+0x41a/0x8e0 [ 2339.315350][ C1] ? __cfi_shmem_file_write_iter+0x10/0x10 [ 2339.315374][ C1] ? __cfi___kernel_write_iter+0x10/0x10 [ 2339.315387][ C1] ? get_dump_page+0x160/0x220 [ 2339.315404][ C1] ? __asan_memset+0x39/0x50 [ 2339.315416][ C1] ? iov_iter_bvec+0xc0/0x180 [ 2339.315434][ C1] dump_user_range+0xb06/0xdf0 [ 2339.315447][ C1] ? __cfi_dump_emit+0x10/0x10 [ 2339.315459][ C1] ? __cfi_dump_user_range+0x10/0x10 [ 2339.315473][ C1] ? elf_coredump_extra_notes_write+0x42f/0x4c0 [ 2339.315493][ C1] ? __cfi_elf_coredump_extra_notes_write+0x10/0x10 [ 2339.315511][ C1] ? elf_core_dump+0x2368/0x3800 [ 2339.315527][ C1] elf_core_dump+0x2ccc/0x3800 [ 2339.315545][ C1] ? __cfi_elf_core_dump+0x10/0x10 [ 2339.315565][ C1] ? dump_interrupted+0xf0/0xf0 [ 2339.315584][ C1] ? 0xffffffffff600000 [ 2339.315596][ C1] do_coredump+0x1bfa/0x2bd0 [ 2339.315617][ C1] ? __cfi_do_coredump+0x10/0x10 [ 2339.315635][ C1] ? asm_exc_invalid_op+0x1f/0x30 [ 2339.315655][ C1] ? __kasan_slab_free+0x6a/0x80 [ 2339.315670][ C1] ? kmem_cache_free+0x1c1/0x510 [ 2339.315683][ C1] ? get_signal+0xa75/0x14f0 [ 2339.315700][ C1] get_signal+0x11fd/0x14f0 [ 2339.315719][ C1] arch_do_signal_or_restart+0x96/0x720 [ 2339.315739][ C1] ? __cfi_arch_do_signal_or_restart+0x10/0x10 [ 2339.315759][ C1] ? do_trap+0x228/0x3c0 [ 2339.315778][ C1] irqentry_exit_to_user_mode+0x4e/0xb0 [ 2339.315793][ C1] irqentry_exit+0x16/0x60 [ 2339.315807][ C1] exc_invalid_op+0x42/0x60 [ 2339.315830][ C1] asm_exc_invalid_op+0x1f/0x30 [ 2339.315843][ C1] RIP: 0033:0x200000000000 [ 2339.315858][ C1] Code: Unable to access opcode bytes at 0x1fffffffffd6. [ 2339.315866][ C1] RSP: 002b:00007f6f4348aa78 EFLAGS: 00010246 [ 2339.315879][ C1] RAX: 0000000000000000 RBX: 00007f6f427e5fa0 RCX: 00007f6f4258f6c9 [ 2339.315888][ C1] RDX: 00007f6f4348aa80 RSI: 00007f6f4348abb0 RDI: 000000000000000d [ 2339.315899][ C1] RBP: 00007f6f42611f91 R08: 0000000000000000 R09: 0000000000000000 [ 2339.315908][ C1] R10: 0000000000000805 R11: 0000000000000246 R12: 0000000000000000 [ 2339.315917][ C1] R13: 00007f6f427e6038 R14: 00007f6f427e5fa0 R15: 00007ffc0af9b558 [ 2339.315930][ C1]