last executing test programs: 14.215537491s ago: executing program 0 (id=1): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff) mount(&(0x7f0000000040)=@filename='none\x00', &(0x7f0000000080)='./debug\x00', &(0x7f00000000c0)='debugfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./debug/failslab/probability\x00', 0x48001, 0x0) write(r0, &(0x7f0000000140)='1', 0x1) r1 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r1, &(0x7f0000000040)={0x2, 0x4e21, @local}, 0x10) r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./debug/failslab/times\x00', 0x1, 0x0) write(r2, &(0x7f0000000240)='100', 0x3) unshare(0x64000600) 11.074023506s ago: executing program 0 (id=6): r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) r1 = socket(0x10, 0x803, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000100)={'bridge_slave_0\x00', 0x0}) sendmsg$nl_route_sched(r1, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000a40)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd28, 0xffffffff, {0x0, 0x0, 0x0, r2, {0x0, 0x9}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_fq_codel={{0xd}, {0x4}}]}, 0x38}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=@newtfilter={0x38, 0x2c, 0xd27, 0x70bd27, 0x25dfdbfb, {0x0, 0x0, 0x0, r2, {0x0, 0x2}, {}, {0xa, 0xf}}, [@filter_kind_options=@f_u32={{0x8}, {0xc, 0x2, [@TCA_U32_HASH={0x8, 0x2, 0xffffffff}]}}]}, 0x38}, 0x1, 0x0, 0x0, 0x1}, 0x40850) r3 = syz_init_net_socket$bt_hidp(0x1f, 0x3, 0x6) dup2(r3, r0) r4 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r4, 0x0, 0x80000000000008, &(0x7f0000000180)="8c", 0x1) setsockopt$inet_opts(r4, 0x0, 0xc, &(0x7f0000000000)="c1", 0x1) madvise(&(0x7f0000a93000/0x4000)=nil, 0x4000, 0x80000000e) mremap(&(0x7f0000a96000/0x1000)=nil, 0x1000, 0x400000, 0x3, &(0x7f0000000000/0x400000)=nil) r5 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/memory.limit_in_bytes\x00', 0x2, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000caefb8)={0x8, 0x0, 0x0, &(0x7f0000281ffc)='GPL\x00', 0x0, 0x0, 0x0, 0x41100, 0x42, '\x00', 0x0, @cgroup_skb, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x4}, 0x94) write(r5, &(0x7f0000000080)='4', 0x1) mremap(&(0x7f0000ffc000/0x3000)=nil, 0x3000, 0x1000, 0x3, &(0x7f0000322000/0x1000)=nil) getsockopt$inet_opts(r4, 0x0, 0x9, &(0x7f0000000100)=""/17, &(0x7f00000000c0)=0x1c) ioctl$BTRFS_IOC_QUOTA_RESCAN_WAIT(r4, 0x942e, 0x0) r6 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000), 0x442, 0x0) ioctl$TIOCPKT(r6, 0x5420, &(0x7f0000000040)=0x9) write$binfmt_aout(r6, &(0x7f0000000500)=ANY=[], 0xff2e) r7 = syz_open_procfs(0x0, &(0x7f00000001c0)='net/dev_mcast\x00') r8 = bpf$MAP_CREATE_CONST_STR(0x0, &(0x7f0000000240)={0x2, 0x4, 0x8, 0x1, 0x80, 0x0, 0x0, '\x00', 0x0, 0x0}, 0x50) epoll_ctl$EPOLL_CTL_MOD(0xffffffffffffffff, 0x3, 0xffffffffffffffff, &(0x7f0000000100)={0x20000000}) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f0000000240)={r8, &(0x7f0000000100), 0x0}, 0x20) fstat(r8, &(0x7f00000004c0)) lseek(r7, 0x80006, 0x1) ioctl$SECCOMP_IOCTL_NOTIF_RECV(0xffffffffffffffff, 0xc0502100, 0x0) getrandom(&(0x7f0000000380)=""/300, 0xcebaa945, 0x0) syz_create_resource$binfmt(&(0x7f0000000100)='./file1\x00') 5.655864205s ago: executing program 0 (id=7): syz_open_dev$loop(&(0x7f0000000080), 0x9, 0x80) syz_mount_image$ext4(&(0x7f0000000340)='ext4\x00', &(0x7f0000000000)='./file0\x00', 0x0, &(0x7f0000000100)={[{@test_dummy_encryption}, {@nogrpid}]}, 0xfd, 0x4a4, &(0x7f0000000380)="$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") pwrite64(0xffffffffffffffff, &(0x7f0000000140), 0x0, 0xc00) r0 = open(&(0x7f0000000100)='./file1\x00', 0x14f840, 0xa4) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000240)=0x8) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeeb, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8916, &(0x7f0000000140)={'batadv_slave_1\x00', {0x2, 0x4e1e, @remote}}) (fail_nth: 3) ioctl$sock_inet_SIOCSIFADDR(r4, 0x891c, &(0x7f0000000540)={'batadv_slave_1\x00', {0x2, 0x0, @private=0xfffffffe}}) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8916, &(0x7f0000000000)={'batadv_slave_1\x00', {0x2, 0x4e21, @empty}}) preadv2(r0, &(0x7f0000007f40), 0x0, 0x0, 0x5, 0xc) openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) socketpair$unix(0x1, 0x2, 0x0, 0x0) r5 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) r6 = ioctl$KVM_CREATE_VCPU(r5, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r5, 0x4020ae46, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r6, 0x4090ae82, 0x0) 4.134261271s ago: executing program 1 (id=2): rename(0x0, &(0x7f0000002000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00') r0 = socket$packet(0x11, 0x2, 0x300) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f00000000c0), r1) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = syz_open_procfs(0x0, &(0x7f0000004600)='map_files\x00') fchdir(r3) setsockopt$netlink_NETLINK_BROADCAST_ERROR(0xffffffffffffffff, 0x10e, 0x4, &(0x7f0000000080)=0x100, 0x4) sendmmsg$unix(r2, &(0x7f0000002d80)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x408d4}}, {{&(0x7f0000000080)=@abs={0x1, 0x30, 0x30}, 0x6e, 0x0, 0x0, 0x0, 0x0, 0x4004}}], 0x2, 0x40000004) r4 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./file0\x00', 0x40042, 0x1) r5 = socket(0xa, 0x3, 0x87) close(r5) r6 = openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0xc1842, 0x0) ioctl$TUNSETIFF(r6, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f00000000c0)={'trans=fd,', {'rfdno', 0x3d, r4}, 0x2c, {'wfdno', 0x3d, r5}}) getsockname$packet(r1, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000005c0)=0x56) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000500)={&(0x7f0000000600)=ANY=[@ANYBLOB="400000001000390400000000fbdbdf2500000000", @ANYRES32=r7, @ANYBLOB="010f0000419a04002000128008000100736974001400028008000300ac1414"], 0x40}}, 0x0) socket$packet(0x11, 0xa, 0x300) epoll_create1(0x80000) poll(&(0x7f00000000c0), 0x0, 0x50c00000) sendto$packet(r0, &(0x7f0000000400)="05d936277c6f5422007f83477ca1b278e3e4018a34e7bfd3de1a00ad6762646c95c716727eb53bcc", 0x28, 0x40880, &(0x7f0000000200)={0x11, 0x86dd, r7, 0x1, 0x4, 0x6, @local}, 0x14) 0s ago: executing program 4 (id=5): syz_open_dev$loop(&(0x7f0000000080), 0x9, 0x80) syz_mount_image$ext4(&(0x7f0000000340)='ext4\x00', &(0x7f0000000000)='./file0\x00', 0x0, &(0x7f0000000100)={[{@test_dummy_encryption}, {@nogrpid}]}, 0xfd, 0x4a4, &(0x7f0000000380)="$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") pwrite64(0xffffffffffffffff, &(0x7f0000000140), 0x0, 0xc00) r0 = open(&(0x7f0000000100)='./file1\x00', 0x14f840, 0xa4) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000240)=0x8) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeeb, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) socket$nl_generic(0x10, 0x3, 0x10) r4 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8916, &(0x7f0000000140)={'batadv_slave_1\x00', {0x2, 0x4e1e, @remote}}) ioctl$sock_inet_SIOCSIFADDR(r4, 0x891c, &(0x7f0000000540)={'batadv_slave_1\x00', {0x2, 0x0, @private=0xfffffffe}}) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8916, &(0x7f0000000000)={'batadv_slave_1\x00', {0x2, 0x4e21, @empty}}) preadv2(r0, &(0x7f0000007f40), 0x0, 0x0, 0x5, 0xc) openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) socketpair$unix(0x1, 0x2, 0x0, 0x0) r5 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) r6 = ioctl$KVM_CREATE_VCPU(r5, 0xae41, 0x0) r7 = bpf$MAP_CREATE(0x0, &(0x7f0000000140)=ANY=[@ANYBLOB="09000000020000006d0500000300000002000000", @ANYRES32, @ANYRES32=0x0], 0x50) bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f00000006c0)={0x0, 0x0, &(0x7f0000000600), &(0x7f0000001f80), 0xfffffffb, r7}, 0x38) bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000200), &(0x7f00000003c0), 0x1000, r7}, 0x38) ioctl$KVM_SET_USER_MEMORY_REGION(r5, 0x4020ae46, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r6, 0x4090ae82, 0x0) kernel console output (not intermixed with test programs): lloc_send_pskb+0x10/0x10 [ 40.302743][ T91] ? __kasan_check_write+0x14/0x20 [ 40.307877][ T91] ? _raw_spin_lock+0x94/0xf0 [ 40.312693][ T91] ? __cfi__raw_spin_lock+0x10/0x10 [ 40.318011][ T91] unix_dgram_sendmsg+0x5c1/0x1710 [ 40.323249][ T91] ? selinux_socket_sendmsg+0x22f/0x340 [ 40.328855][ T91] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 40.334784][ T91] ? kfree+0x6f/0xf0 [ 40.338702][ T91] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 40.344303][ T91] ? security_socket_sendmsg+0x93/0xb0 [ 40.349808][ T91] __sys_sendto+0x4ac/0x660 [ 40.354348][ T91] ? __cfi___sys_sendto+0x10/0x10 [ 40.359427][ T91] ? __cfi_do_syslog+0x10/0x10 [ 40.364221][ T91] ? __sys_connect+0x267/0x460 [ 40.369062][ T91] __x64_sys_sendto+0xe5/0x100 [ 40.373859][ T91] x64_sys_call+0x83/0x9a0 [ 40.378314][ T91] do_syscall_64+0x4c/0xa0 [ 40.382776][ T91] ? clear_bhb_loop+0x30/0x80 [ 40.387489][ T91] ? clear_bhb_loop+0x30/0x80 [ 40.392198][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 40.398160][ T91] RIP: 0033:0x7f246be89407 [ 40.402605][ T91] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 40.422241][ T91] RSP: 002b:00007ffd1aeb9a70 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 40.430699][ T91] RAX: ffffffffffffffda RBX: 00007f246bd39c80 RCX: 00007f246be89407 [ 40.438696][ T91] RDX: 000000000000004f RSI: 00007ffd1aeb9bb0 RDI: 0000000000000003 [ 40.446698][ T91] RBP: 00007ffd1aeb9fe0 R08: 0000000000000000 R09: 0000000000000000 [ 40.454688][ T91] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffd1aeb9ff8 [ 40.462682][ T91] R13: 00007ffd1aeb9bb0 R14: 0000000000000034 R15: 00007ffd1aeb9bb0 [ 40.470727][ T91] [ 40.473779][ T185] CPU: 0 PID: 185 Comm: crond Not tainted syzkaller #0 [ 40.474193][ T28] audit: type=1400 audit(1785427801.196:103): avc: denied { map_create } for pid=314 comm="syz.0.6" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 40.480697][ T185] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 40.480711][ T185] Call Trace: [ 40.480719][ T185] [ 40.480727][ T185] __dump_stack+0x21/0x24 [ 40.520190][ T185] dump_stack_lvl+0x110/0x170 [ 40.524917][ T185] ? __cfi_dump_stack_lvl+0x8/0x8 [ 40.529992][ T185] dump_stack+0x15/0x24 [ 40.534288][ T185] should_fail_ex+0x3bf/0x510 [ 40.538989][ T185] ? __alloc_file+0x28/0x2a0 [ 40.543613][ T185] __should_failslab+0xac/0xf0 [ 40.548413][ T185] should_failslab+0x9/0x20 [ 40.553090][ T185] kmem_cache_alloc+0x3b/0x320 [ 40.557892][ T185] __alloc_file+0x28/0x2a0 [ 40.562464][ T185] alloc_empty_file+0x97/0x180 [ 40.567279][ T185] path_openat+0xf4/0x2f30 [ 40.571744][ T185] ? kasan_set_track+0x60/0x70 [ 40.576587][ T185] ? kasan_set_track+0x4b/0x70 [ 40.581402][ T185] ? __kasan_slab_alloc+0x72/0x80 [ 40.586552][ T185] ? slab_post_alloc_hook+0x4f/0x2d0 [ 40.591884][ T185] ? kmem_cache_alloc+0x166/0x320 [ 40.596944][ T185] ? getname_flags+0xba/0x510 [ 40.601680][ T185] ? getname+0x19/0x20 [ 40.605811][ T185] ? do_sys_openat2+0xeb/0x820 [ 40.610629][ T185] ? __x64_sys_openat+0x136/0x160 [ 40.615696][ T185] ? x64_sys_call+0x783/0x9a0 [ 40.620404][ T185] ? do_syscall_64+0x4c/0xa0 [ 40.625023][ T185] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 40.631129][ T185] ? do_filp_open+0x420/0x420 [ 40.635837][ T185] do_filp_open+0x1ee/0x420 [ 40.640371][ T185] ? __cfi_do_filp_open+0x10/0x10 [ 40.645441][ T185] ? alloc_fd+0x4c1/0x570 [ 40.649802][ T185] do_sys_openat2+0x15e/0x820 [ 40.654516][ T185] ? set_fs_pwd+0x10a/0x190 [ 40.659062][ T185] ? do_sys_open+0xe0/0xe0 [ 40.663515][ T185] ? mntput+0x5f/0xc0 [ 40.667528][ T185] ? path_put+0x57/0x60 [ 40.671707][ T185] ? __se_sys_chdir+0x1af/0x280 [ 40.676686][ T185] __x64_sys_openat+0x136/0x160 [ 40.681580][ T185] x64_sys_call+0x783/0x9a0 [ 40.686118][ T185] do_syscall_64+0x4c/0xa0 [ 40.690561][ T185] ? clear_bhb_loop+0x30/0x80 [ 40.695263][ T185] ? clear_bhb_loop+0x30/0x80 [ 40.699993][ T185] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 40.705925][ T185] RIP: 0033:0x7f022909ec3a [ 40.710376][ T185] Code: 41 89 f2 48 89 54 24 e0 41 83 e2 40 75 2a 89 f0 f7 d0 a9 00 00 41 00 74 1f 89 f2 b8 01 01 00 00 48 89 fe bf 9c ff ff ff 0f 05 <48> 3d 00 f0 ff ff 77 2e c3 0f 1f 44 00 00 48 8d 44 24 08 c7 44 24 [ 40.730008][ T185] RSP: 002b:00007fff31d66768 EFLAGS: 00000206 ORIG_RAX: 0000000000000101 [ 40.738448][ T185] RAX: ffffffffffffffda RBX: 00007f022924a490 RCX: 00007f022909ec3a [ 40.746615][ T185] RDX: 0000000000090800 RSI: 00007f0229229a4b RDI: 00000000ffffff9c [ 40.754612][ T185] RBP: 000000006a6b773b R08: 0000000000000000 R09: 0000000000000000 [ 40.762604][ T185] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000 [ 40.770597][ T185] R13: 000000000000003c R14: 00007f0229282000 R15: 000000000000003c [ 40.778600][ T185] [ 40.781709][ T317] CPU: 1 PID: 317 Comm: syz.0.6 Not tainted syzkaller #0 [ 40.788836][ T317] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 40.798934][ T317] Call Trace: [ 40.802249][ T317] [ 40.805214][ T317] __dump_stack+0x21/0x24 [ 40.809679][ T317] dump_stack_lvl+0x110/0x170 [ 40.814397][ T317] ? __cfi_dump_stack_lvl+0x8/0x8 [ 40.819458][ T317] dump_stack+0x15/0x24 [ 40.823666][ T317] should_fail_ex+0x3bf/0x510 [ 40.828407][ T317] ? seq_open+0x61/0x130 [ 40.828560][ T1] FAULT_INJECTION: forcing a failure. [ 40.828560][ T1] name failslab, interval 1, probability 1, space 0, times 71 [ 40.832813][ T317] __should_failslab+0xac/0xf0 [ 40.850321][ T317] should_failslab+0x9/0x20 [ 40.854873][ T317] kmem_cache_alloc+0x3b/0x320 [ 40.859680][ T317] seq_open+0x61/0x130 [ 40.863789][ T317] kernfs_fop_open+0x4de/0xb80 [ 40.868597][ T317] do_dentry_open+0x885/0x11f0 [ 40.873501][ T317] ? __cfi_kernfs_fop_open+0x10/0x10 [ 40.878849][ T317] vfs_open+0x73/0x80 [ 40.882913][ T317] path_openat+0x2699/0x2f30 [ 40.887548][ T317] ? slab_post_alloc_hook+0x4f/0x2d0 [ 40.892880][ T317] ? kmem_cache_alloc+0x166/0x320 [ 40.897958][ T317] ? getname_flags+0xba/0x510 [ 40.902666][ T317] ? do_sys_openat2+0xeb/0x820 [ 40.907492][ T317] ? do_filp_open+0x420/0x420 [ 40.912203][ T317] do_filp_open+0x1ee/0x420 [ 40.916909][ T317] ? __cfi_do_filp_open+0x10/0x10 [ 40.921979][ T317] ? alloc_fd+0x4c1/0x570 [ 40.926361][ T317] do_sys_openat2+0x15e/0x820 [ 40.931106][ T317] ? __se_sys_futex+0x136/0x310 [ 40.936014][ T317] ? do_sys_open+0xe0/0xe0 [ 40.940466][ T317] ? __this_cpu_preempt_check+0x13/0x20 [ 40.946044][ T317] ? xfd_validate_state+0x70/0x150 [ 40.951200][ T317] __x64_sys_openat+0x136/0x160 [ 40.956532][ T317] x64_sys_call+0x783/0x9a0 [ 40.961081][ T317] do_syscall_64+0x4c/0xa0 [ 40.965532][ T317] ? clear_bhb_loop+0x30/0x80 [ 40.970234][ T317] ? clear_bhb_loop+0x30/0x80 [ 40.974944][ T317] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 40.980889][ T317] RIP: 0033:0x7f758579df99 [ 40.985337][ T317] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 [ 41.004981][ T317] RSP: 002b:00007f75866c8028 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 41.013444][ T317] RAX: ffffffffffffffda RBX: 00007f7585a26180 RCX: 00007f758579df99 [ 41.021547][ T317] RDX: 0000000000000002 RSI: 0000200000000040 RDI: ffffffffffffff9c [ 41.030081][ T317] RBP: 00007f7585834ec4 R08: 0000000000000000 R09: 0000000000000000 [ 41.038093][ T317] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 41.046176][ T317] R13: 00007f7585a26218 R14: 00007f7585a26180 R15: 00007ffd2079e148 [ 41.054186][ T317] [ 41.057244][ T1] CPU: 0 PID: 1 Comm: init Not tainted syzkaller #0 [ 41.063383][ T291] FAULT_INJECTION: forcing a failure. [ 41.063383][ T291] name failslab, interval 1, probability 1, space 0, times 70 [ 41.063872][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 41.086918][ T1] Call Trace: [ 41.090264][ T1] [ 41.093216][ T1] __dump_stack+0x21/0x24 [ 41.097579][ T1] dump_stack_lvl+0x110/0x170 [ 41.102284][ T1] ? __cfi_dump_stack_lvl+0x8/0x8 [ 41.107347][ T1] dump_stack+0x15/0x24 [ 41.111525][ T1] should_fail_ex+0x3bf/0x510 [ 41.116226][ T1] ? getname_flags+0xba/0x510 [ 41.120958][ T1] __should_failslab+0xac/0xf0 [ 41.125762][ T1] should_failslab+0x9/0x20 [ 41.130401][ T1] kmem_cache_alloc+0x3b/0x320 [ 41.135203][ T1] getname_flags+0xba/0x510 [ 41.139736][ T1] getname+0x19/0x20 [ 41.144109][ T1] do_sys_openat2+0xeb/0x820 [ 41.148730][ T1] ? __put_cred+0xde/0x150 [ 41.153173][ T1] ? do_sys_open+0xe0/0xe0 [ 41.157630][ T1] ? do_faccessat+0x6f4/0x9b0 [ 41.162346][ T1] ? stream_open+0x60/0x60 [ 41.167065][ T1] __x64_sys_openat+0x136/0x160 [ 41.171959][ T1] x64_sys_call+0x783/0x9a0 [ 41.176497][ T1] do_syscall_64+0x4c/0xa0 [ 41.180943][ T1] ? clear_bhb_loop+0x30/0x80 [ 41.185684][ T1] ? clear_bhb_loop+0x30/0x80 [ 41.190476][ T1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 41.197018][ T1] RIP: 0033:0x7fae78f53c3a [ 41.201583][ T1] Code: 41 89 f2 48 89 54 24 e0 41 83 e2 40 75 2a 89 f0 f7 d0 a9 00 00 41 00 74 1f 89 f2 b8 01 01 00 00 48 89 fe bf 9c ff ff ff 0f 05 <48> 3d 00 f0 ff ff 77 2e c3 0f 1f 44 00 00 48 8d 44 24 08 c7 44 24 [ 41.221233][ T1] RSP: 002b:00007fffe9a93328 EFLAGS: 00000206 ORIG_RAX: 0000000000000101 [ 41.229695][ T1] RAX: ffffffffffffffda RBX: 00007fae78ff8200 RCX: 00007fae78f53c3a [ 41.237695][ T1] RDX: 0000000000080000 RSI: 00007fae78ff8200 RDI: 00000000ffffff9c [ 41.245693][ T1] RBP: 00007fae78ff30a8 R08: 0000000000000000 R09: 0000000000000000 [ 41.253688][ T1] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000 [ 41.261694][ T1] R13: 0000000000000000 R14: 00000000000000b9 R15: 00005642618b7d98 [ 41.269821][ T1] [ 41.272942][ T291] CPU: 1 PID: 291 Comm: kworker/1:2 Not tainted syzkaller #0 [ 41.280366][ T291] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 41.290460][ T291] Workqueue: mld mld_dad_work [ 41.296051][ T291] Call Trace: [ 41.299379][ T291] [ 41.302350][ T291] __dump_stack+0x21/0x24 [ 41.306720][ T291] dump_stack_lvl+0x110/0x170 [ 41.311426][ T291] ? __cfi_dump_stack_lvl+0x8/0x8 [ 41.316575][ T291] ? _raw_spin_unlock_irqrestore+0x5a/0x80 [ 41.322420][ T291] ? ref_tracker_alloc+0x345/0x4a0 [ 41.327590][ T291] dump_stack+0x15/0x24 [ 41.331799][ T291] should_fail_ex+0x3bf/0x510 [ 41.336635][ T291] __should_failslab+0xac/0xf0 [ 41.341434][ T291] should_failslab+0x9/0x20 [ 41.345962][ T291] __kmem_cache_alloc_node+0x3d/0x2d0 [ 41.351362][ T291] ? dst_cow_metrics_generic+0x55/0x1c0 [ 41.356939][ T291] ? dst_cow_metrics_generic+0x55/0x1c0 [ 41.362688][ T291] kmalloc_trace+0x29/0xb0 [ 41.367157][ T291] dst_cow_metrics_generic+0x55/0x1c0 [ 41.372656][ T291] icmp6_dst_alloc+0x389/0x510 [ 41.377467][ T291] mld_sendpack+0x623/0xda0 [ 41.382097][ T291] ? add_grec+0x13f0/0x13f0 [ 41.386676][ T291] ? add_grec+0xfae/0x13f0 [ 41.391123][ T291] ? memcpy+0x56/0x70 [ 41.395136][ T291] ? __cfi_mutex_lock+0x10/0x10 [ 41.400025][ T291] mld_dad_work+0x244/0x670 [ 41.404564][ T291] process_one_work+0x717/0xc30 [ 41.409539][ T291] worker_thread+0xa4d/0x11d0 [ 41.414256][ T291] kthread+0x281/0x320 [ 41.418350][ T291] ? __cfi_worker_thread+0x10/0x10 [ 41.423510][ T291] ? __cfi_kthread+0x10/0x10 [ 41.428147][ T291] ret_from_fork+0x1f/0x30 [ 41.432606][ T291] [ 41.435656][ T318] CPU: 0 PID: 318 Comm: syz.0.6 Not tainted syzkaller #0 [ 41.442815][ T318] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 41.453084][ T318] Call Trace: [ 41.456483][ T318] [ 41.459443][ T318] __dump_stack+0x21/0x24 [ 41.463827][ T318] dump_stack_lvl+0x110/0x170 [ 41.468533][ T318] ? __cfi_dump_stack_lvl+0x8/0x8 [ 41.473588][ T318] dump_stack+0x15/0x24 [ 41.477772][ T318] should_fail_ex+0x3bf/0x510 [ 41.482476][ T318] __should_failslab+0xac/0xf0 [ 41.487400][ T318] should_failslab+0x9/0x20 [ 41.491958][ T318] __kmem_cache_alloc_node+0x3d/0x2d0 [ 41.497365][ T318] ? sidtab_sid2str_get+0x137/0x2c0 [ 41.502645][ T318] ? vsnprintf+0x189d/0x1990 [ 41.507269][ T318] ? sidtab_sid2str_get+0x137/0x2c0 [ 41.512637][ T318] __kmalloc_node_track_caller+0xa1/0x1e0 [ 41.518649][ T318] ? skb_put+0x10a/0x1f0 [ 41.523041][ T318] kmemdup+0x2b/0x60 [ 41.526964][ T318] sidtab_sid2str_get+0x137/0x2c0 [ 41.532027][ T318] security_sid_to_context_core+0x2ac/0x480 [ 41.537978][ T318] security_sid_to_context+0x33/0x40 [ 41.543299][ T318] avc_audit_post_callback+0x135/0x830 [ 41.548787][ T318] ? __cfi_avc_audit_post_callback+0x10/0x10 [ 41.554799][ T318] ? audit_log_untrustedstring+0xe6/0x100 [ 41.560567][ T318] ? __cfi_avc_audit_post_callback+0x10/0x10 [ 41.566662][ T318] common_lsm_audit+0x133f/0x1730 [ 41.571750][ T318] ? __cfi_avc_audit_post_callback+0x10/0x10 [ 41.577939][ T318] ? __cfi_common_lsm_audit+0x10/0x10 [ 41.583396][ T318] ? avc_update_node+0x2c6/0x8a0 [ 41.588484][ T318] slow_avc_audit+0x1c4/0x240 [ 41.593668][ T318] ? __cfi_slow_avc_audit+0x10/0x10 [ 41.599084][ T318] ? avc_has_perm_noaudit+0x30a/0x490 [ 41.605539][ T318] avc_has_perm+0x1fb/0x250 [ 41.610775][ T318] ? __cfi_avc_has_perm+0x10/0x10 [ 41.616096][ T318] ? handle_mm_fault+0x18d8/0x26b0 [ 41.621238][ T318] ? cap_capable+0x1a6/0x230 [ 41.625945][ T318] selinux_bpf+0xc7/0xf0 [ 41.630228][ T318] security_bpf+0x83/0xb0 [ 41.634599][ T318] __sys_bpf+0x301/0x850 [ 41.638874][ T318] ? bpf_link_show_fdinfo+0x330/0x330 [ 41.644362][ T318] ? __kasan_check_write+0x14/0x20 [ 41.649511][ T318] ? fput+0x154/0x1a0 [ 41.653536][ T318] ? debug_smp_processor_id+0x17/0x20 [ 41.658934][ T318] __x64_sys_bpf+0x7c/0x90 [ 41.663384][ T318] x64_sys_call+0x488/0x9a0 [ 41.667921][ T318] do_syscall_64+0x4c/0xa0 [ 41.672460][ T318] ? clear_bhb_loop+0x30/0x80 [ 41.677178][ T318] ? clear_bhb_loop+0x30/0x80 [ 41.681885][ T318] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 41.688364][ T318] RIP: 0033:0x7f758579df99 [ 41.692808][ T318] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 [ 41.712445][ T318] RSP: 002b:00007f75866a7028 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 41.720902][ T318] RAX: ffffffffffffffda RBX: 00007f7585a26270 RCX: 00007f758579df99 [ 41.728905][ T318] RDX: 0000000000000094 RSI: 0000200000caefb8 RDI: 0000000000000005 [ 41.736907][ T318] RBP: 00007f7585834ec4 R08: 0000000000000000 R09: 0000000000000000 [ 41.744910][ T318] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 41.752908][ T318] R13: 00007f7585a26308 R14: 00007f7585a26270 R15: 00007ffd2079e148 [ 41.760913][ T318] [ 41.766092][ T140] CPU: 1 PID: 140 Comm: dhcpcd Not tainted syzkaller #0 [ 41.769908][ T141] FAULT_INJECTION: forcing a failure. [ 41.769908][ T141] name failslab, interval 1, probability 1, space 0, times 65 [ 41.773363][ T140] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 41.796197][ T140] Call Trace: [ 41.799508][ T140] [ 41.802500][ T140] __dump_stack+0x21/0x24 [ 41.806869][ T140] dump_stack_lvl+0x110/0x170 [ 41.811609][ T140] ? __cfi_dump_stack_lvl+0x8/0x8 [ 41.816819][ T140] ? __schedule+0xbea/0x14b0 [ 41.817337][ T28] audit: type=1400 audit(1785427800.106:101): avc: denied { prog_load } for pid=314 comm="syz.0.6" ssid=135 tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 41.821463][ T140] dump_stack+0x15/0x24 [ 41.821497][ T140] should_fail_ex+0x3bf/0x510 [ 41.846963][ T140] __should_failslab+0xac/0xf0 [ 41.851790][ T140] should_failslab+0x9/0x20 [ 41.856673][ T140] kmem_cache_alloc_node+0x42/0x330 [ 41.861907][ T140] ? __alloc_skb+0xe8/0x4a0 [ 41.866431][ T140] __alloc_skb+0xe8/0x4a0 [ 41.870796][ T140] alloc_skb_with_frags+0xa8/0x620 [ 41.875938][ T140] ? avc_has_perm_noaudit+0x390/0x490 [ 41.881347][ T140] sock_alloc_send_pskb+0x87f/0x9a0 [ 41.886591][ T140] ? __asan_set_shadow_00+0xe/0x10 [ 41.891743][ T140] ? __cfi_avc_has_perm_noaudit+0x10/0x10 [ 41.897488][ T140] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 41.903374][ T140] ? __kasan_check_write+0x14/0x20 [ 41.908562][ T140] ? _raw_spin_lock+0x94/0xf0 [ 41.913276][ T140] ? __cfi__raw_spin_lock+0x10/0x10 [ 41.918500][ T140] ? avc_has_perm+0x163/0x250 [ 41.923203][ T140] unix_dgram_sendmsg+0x5c1/0x1710 [ 41.928354][ T140] ? selinux_socket_sendmsg+0x22f/0x340 [ 41.934013][ T140] ? avc_has_perm+0x163/0x250 [ 41.939159][ T140] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 41.944764][ T140] unix_seqpacket_sendmsg+0x118/0x1e0 [ 41.950173][ T140] sock_write_iter+0x2ea/0x3f0 [ 41.954967][ T140] ? __cfi_sock_write_iter+0x10/0x10 [ 41.960281][ T140] ? fsnotify_perm+0x67/0x5b0 [ 41.964986][ T140] ? security_file_permission+0x8a/0xb0 [ 41.970560][ T140] vfs_write+0x5ef/0xd00 [ 41.974828][ T140] ? __cfi_vfs_write+0x10/0x10 [ 41.979624][ T140] ? set_user_sigmask+0x15d/0x1c0 [ 41.984710][ T140] ? __kasan_check_read+0x11/0x20 [ 41.989819][ T140] ? __fdget_pos+0x1f2/0x380 [ 41.994449][ T140] ksys_write+0x14a/0x260 [ 41.998820][ T140] ? __cfi_ksys_write+0x10/0x10 [ 42.003708][ T140] ? __secure_computing+0xea/0x290 [ 42.008859][ T140] __x64_sys_write+0x7b/0x90 [ 42.013486][ T140] x64_sys_call+0x27b/0x9a0 [ 42.018027][ T140] do_syscall_64+0x4c/0xa0 [ 42.022483][ T140] ? clear_bhb_loop+0x30/0x80 [ 42.028170][ T140] ? clear_bhb_loop+0x30/0x80 [ 42.032889][ T140] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 42.038844][ T140] RIP: 0033:0x7fdb49a7d407 [ 42.043281][ T140] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 42.062910][ T140] RSP: 002b:00007ffcbb7b0140 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 42.071391][ T140] RAX: ffffffffffffffda RBX: 00007fdb499f3740 RCX: 00007fdb49a7d407 [ 42.079394][ T140] RDX: 0000000000000046 RSI: 00007ffcbb7b01a0 RDI: 0000000000000005 [ 42.087393][ T140] RBP: 0000560fff27aa48 R08: 0000000000000000 R09: 0000000000000000 [ 42.095406][ T140] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcbb7b05d0 [ 42.103591][ T140] R13: 0000000000007b08 R14: 0000000000000001 R15: 0000000000000001 [ 42.111622][ T140] [ 42.115514][ T19] FAULT_INJECTION: forcing a failure. [ 42.115514][ T19] name failslab, interval 1, probability 1, space 0, times 63 [ 42.125396][ T141] CPU: 1 PID: 141 Comm: dhcpcd Not tainted syzkaller #0 [ 42.135294][ T141] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 42.145392][ T141] Call Trace: [ 42.148711][ T141] [ 42.151671][ T141] __dump_stack+0x21/0x24 [ 42.156089][ T141] dump_stack_lvl+0x110/0x170 [ 42.160797][ T141] ? __cfi_dump_stack_lvl+0x8/0x8 [ 42.165855][ T141] ? kvm_sched_clock_read+0x18/0x40 [ 42.171096][ T141] ? sched_clock_cpu+0x6e/0x260 [ 42.176066][ T141] ? __reset_page_owner+0x190/0x190 [ 42.181302][ T141] ? __cfi_sched_clock_cpu+0x10/0x10 [ 42.186638][ T141] dump_stack+0x15/0x24 [ 42.190856][ T141] should_fail_ex+0x3bf/0x510 [ 42.195670][ T141] __should_failslab+0xac/0xf0 [ 42.200474][ T141] should_failslab+0x9/0x20 [ 42.205099][ T141] kmem_cache_alloc_node+0x42/0x330 [ 42.210349][ T141] ? __alloc_skb+0xe8/0x4a0 [ 42.214897][ T141] __alloc_skb+0xe8/0x4a0 [ 42.219536][ T141] ? prep_new_page+0x1c/0x110 [ 42.224354][ T141] alloc_skb_with_frags+0xa8/0x620 [ 42.229548][ T141] ? memcpy+0x56/0x70 [ 42.233645][ T141] sock_alloc_send_pskb+0x87f/0x9a0 [ 42.238969][ T141] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 42.244745][ T141] ? __kasan_check_write+0x14/0x20 [ 42.249892][ T141] ? _raw_spin_lock+0x94/0xf0 [ 42.254632][ T141] ? __cfi__raw_spin_lock+0x10/0x10 [ 42.259904][ T141] unix_dgram_sendmsg+0x5c1/0x1710 [ 42.265078][ T141] ? selinux_socket_sendmsg+0x22f/0x340 [ 42.270677][ T141] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 42.276680][ T141] ? folio_add_lru+0x2d6/0x650 [ 42.281506][ T141] ? cgroup_rstat_updated+0xf0/0x360 [ 42.287612][ T141] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 42.293213][ T141] ? security_socket_sendmsg+0x93/0xb0 [ 42.298807][ T141] __sys_sendto+0x4ac/0x660 [ 42.303375][ T141] ? __cfi___sys_sendto+0x10/0x10 [ 42.308448][ T141] ? do_user_addr_fault+0x9a5/0x1030 [ 42.313784][ T141] __x64_sys_sendto+0xe5/0x100 [ 42.318648][ T141] x64_sys_call+0x83/0x9a0 [ 42.323133][ T141] do_syscall_64+0x4c/0xa0 [ 42.327584][ T141] ? clear_bhb_loop+0x30/0x80 [ 42.333863][ T141] ? clear_bhb_loop+0x30/0x80 [ 42.338578][ T141] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 42.344690][ T141] RIP: 0033:0x7fdb49a7d407 [ 42.349131][ T141] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 42.369053][ T141] RSP: 002b:00007ffcbb78f4f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 42.377518][ T141] RAX: ffffffffffffffda RBX: 00007fdb499f3740 RCX: 00007fdb49a7d407 [ 42.385716][ T141] RDX: 0000000000000070 RSI: 00007ffcbb78f630 RDI: 0000000000000003 [ 42.393722][ T141] RBP: 00007ffcbb78fa60 R08: 0000000000000000 R09: 0000000000000000 [ 42.401733][ T141] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffcbb78feb0 [ 42.409743][ T141] R13: 00007ffcbb78f630 R14: 000000000000004f R15: 00007ffcbb78f630 [ 42.417757][ T141] [ 42.420796][ T19] CPU: 0 PID: 19 Comm: kworker/0:1 Not tainted syzkaller #0 [ 42.420967][ C1] FAULT_INJECTION: forcing a failure. [ 42.420967][ C1] name failslab, interval 1, probability 1, space 0, times 62 [ 42.428236][ T19] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 42.428255][ T19] Workqueue: wg-kex-wg0 wg_packet_handshake_receive_worker [ 42.458334][ T19] Call Trace: [ 42.461632][ T19] [ 42.464607][ T19] __dump_stack+0x21/0x24 [ 42.468992][ T19] dump_stack_lvl+0x110/0x170 [ 42.474419][ T19] ? __cfi_dump_stack_lvl+0x8/0x8 [ 42.479597][ T19] ? debug_smp_processor_id+0x17/0x20 [ 42.485127][ T19] dump_stack+0x15/0x24 [ 42.489353][ T19] should_fail_ex+0x3bf/0x510 [ 42.494081][ T19] __should_failslab+0xac/0xf0 [ 42.498885][ T19] should_failslab+0x9/0x20 [ 42.503420][ T19] kmem_cache_alloc_node+0x42/0x330 [ 42.508651][ T19] ? __alloc_skb+0xe8/0x4a0 [ 42.513178][ T19] __alloc_skb+0xe8/0x4a0 [ 42.517541][ T19] wg_socket_send_buffer_to_peer+0x37/0x170 [ 42.523463][ T19] ? ktime_get_coarse_with_offset+0x153/0x1a0 [ 42.529565][ T19] wg_packet_send_handshake_response+0x1af/0x230 [ 42.535948][ T19] ? wg_socket_endpoint_from_skb+0x293/0x7e0 [ 42.541967][ T19] ? __cfi_wg_packet_send_handshake_response+0x10/0x10 [ 42.548905][ T19] wg_packet_handshake_receive_worker+0x517/0xa40 [ 42.555419][ T19] process_one_work+0x717/0xc30 [ 42.560344][ T19] worker_thread+0xa4d/0x11d0 [ 42.565159][ T19] kthread+0x281/0x320 [ 42.569270][ T19] ? __cfi_worker_thread+0x10/0x10 [ 42.574422][ T19] ? __cfi_kthread+0x10/0x10 [ 42.579062][ T19] ret_from_fork+0x1f/0x30 [ 42.583616][ T19] [ 42.586745][ C1] CPU: 1 PID: 141 Comm: dhcpcd Not tainted syzkaller #0 [ 42.593731][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 42.604124][ C1] Call Trace: [ 42.607439][ C1] [ 42.610312][ C1] __dump_stack+0x21/0x24 [ 42.614692][ C1] dump_stack_lvl+0x110/0x170 [ 42.619409][ C1] ? __cfi_dump_stack_lvl+0x8/0x8 [ 42.624474][ C1] ? stack_trace_save+0xa6/0xf0 [ 42.629343][ T278] FAULT_INJECTION: forcing a failure. [ 42.629343][ T278] name failslab, interval 1, probability 1, space 0, times 62 [ 42.629389][ C1] dump_stack+0x15/0x24 [ 42.646303][ C1] should_fail_ex+0x3bf/0x510 [ 42.651007][ C1] ? dst_alloc+0x16a/0x1e0 [ 42.655452][ C1] __should_failslab+0xac/0xf0 [ 42.660242][ C1] should_failslab+0x9/0x20 [ 42.664778][ C1] kmem_cache_alloc+0x3b/0x320 [ 42.669568][ C1] ? handle_softirqs+0x1d7/0x600 [ 42.674545][ C1] ? __irq_exit_rcu+0x52/0xf0 [ 42.679247][ C1] ? __cfi_ip6_dst_gc+0x10/0x10 [ 42.684133][ C1] dst_alloc+0x16a/0x1e0 [ 42.688408][ C1] icmp6_dst_alloc+0xf8/0x510 [ 42.693118][ C1] ndisc_send_skb+0x2ad/0xcd0 [ 42.697825][ C1] ? __cfi_ndisc_send_skb+0x10/0x10 [ 42.703047][ C1] ? memcpy+0x56/0x70 [ 42.707056][ C1] ? __ndisc_fill_addr_option+0xde/0x130 [ 42.712797][ C1] ndisc_send_rs+0x66a/0x870 [ 42.717416][ C1] addrconf_rs_timer+0x35a/0x600 [ 42.722379][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 42.727874][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 42.733370][ C1] call_timer_fn+0x46/0x2a0 [ 42.737910][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 42.743398][ C1] __run_timers+0x646/0x9b0 [ 42.747949][ C1] ? calc_index+0x200/0x200 [ 42.752490][ C1] ? kvm_sched_clock_read+0x18/0x40 [ 42.757727][ C1] run_timer_softirq+0x6a/0xf0 [ 42.762543][ C1] handle_softirqs+0x1d7/0x600 [ 42.767333][ C1] __irq_exit_rcu+0x52/0xf0 [ 42.771853][ C1] irq_exit_rcu+0x9/0x10 [ 42.776120][ C1] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 42.781786][ C1] [ 42.784740][ C1] [ 42.787684][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 42.793705][ C1] RIP: 0010:preempt_schedule_irq+0xa5/0x120 [ 42.800073][ C1] Code: 44 24 20 00 02 00 00 43 c6 44 37 04 f8 74 0b 0f 0b 48 f7 03 08 00 00 00 74 4d bf 01 00 00 00 e8 d1 fb 4c fc fb bf 01 00 00 00 46 e5 ff ff fa bf 01 00 00 00 e8 7b fd 4c fc 65 48 8b 1d c3 d4 [ 42.819718][ C1] RSP: 0018:ffffc90000b77540 EFLAGS: 00000246 [ 42.825823][ C1] RAX: 1ffff11023bb8b79 RBX: ffffc90000b77618 RCX: ffffffff87b7b100 [ 42.833825][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 42.842446][ C1] RBP: ffffc90000b775c8 R08: ffff88811ddc5107 R09: 1ffff11023bb8a20 [ 42.850471][ C1] R10: dffffc0000000000 R11: ffffed1023bb8a21 R12: 0000000000000000 [ 42.858734][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff9200016eea8 [ 42.866847][ C1] ? __cfi_preempt_schedule_irq+0x10/0x10 [ 42.872727][ C1] ? kernel_text_address+0xa0/0xd0 [ 42.877874][ C1] raw_irqentry_exit_cond_resched+0x29/0x30 [ 42.883797][ C1] irqentry_exit+0x37/0x40 [ 42.888241][ C1] sysvec_reschedule_ipi+0x78/0x80 [ 42.893493][ C1] asm_sysvec_reschedule_ipi+0x1b/0x20 [ 42.899040][ C1] RIP: 0010:dump_stack_lvl+0x144/0x170 [ 42.904536][ C1] Code: e6 00 02 00 00 31 ff e8 ea 56 77 fc 49 81 e5 00 02 00 00 75 07 e8 1c 52 77 fc eb 06 e8 15 52 77 fc fb 48 c7 04 24 0e 36 e0 45 <4b> c7 04 27 00 00 00 00 65 48 8b 04 25 28 00 00 00 48 3b 44 24 40 [ 42.924354][ C1] RSP: 0018:ffffc90000b776c0 EFLAGS: 00000293 [ 42.930466][ C1] RAX: ffffffff84fa142b RBX: ffffffff860afda0 RCX: ffff88811ddc5100 [ 42.938549][ C1] RDX: 0000000000000000 RSI: 0000000000000200 RDI: 0000000000000000 [ 42.946549][ C1] RBP: ffffc90000b77760 R08: 0000000000000003 R09: 0000000000000004 [ 42.954569][ C1] R10: dffffc0000000000 R11: fffffbfff0e23738 R12: dffffc0000000000 [ 42.962574][ C1] R13: 0000000000000200 R14: dffffc0000000004 R15: 1ffff9200016eed8 [ 42.970668][ C1] ? dump_stack_lvl+0x13b/0x170 [ 42.975561][ C1] ? __cfi_dump_stack_lvl+0x8/0x8 [ 42.980616][ C1] ? kvm_sched_clock_read+0x18/0x40 [ 42.985941][ C1] ? sched_clock_cpu+0x6e/0x260 [ 42.990818][ C1] ? __reset_page_owner+0x190/0x190 [ 42.996042][ C1] ? __cfi_sched_clock_cpu+0x10/0x10 [ 43.001363][ C1] dump_stack+0x15/0x24 [ 43.005555][ C1] should_fail_ex+0x3bf/0x510 [ 43.010452][ C1] __should_failslab+0xac/0xf0 [ 43.015291][ C1] should_failslab+0x9/0x20 [ 43.019845][ C1] kmem_cache_alloc_node+0x42/0x330 [ 43.025085][ C1] ? __alloc_skb+0xe8/0x4a0 [ 43.029621][ C1] __alloc_skb+0xe8/0x4a0 [ 43.033999][ C1] ? prep_new_page+0x1c/0x110 [ 43.038709][ C1] alloc_skb_with_frags+0xa8/0x620 [ 43.043858][ C1] ? memcpy+0x56/0x70 [ 43.047877][ C1] sock_alloc_send_pskb+0x87f/0x9a0 [ 43.053124][ C1] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 43.058875][ C1] ? __kasan_check_write+0x14/0x20 [ 43.064124][ C1] ? _raw_spin_lock+0x94/0xf0 [ 43.068835][ C1] ? __cfi__raw_spin_lock+0x10/0x10 [ 43.074074][ C1] unix_dgram_sendmsg+0x5c1/0x1710 [ 43.079246][ C1] ? selinux_socket_sendmsg+0x22f/0x340 [ 43.084821][ C1] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 43.090751][ C1] ? folio_add_lru+0x2d6/0x650 [ 43.095550][ C1] ? cgroup_rstat_updated+0xf0/0x360 [ 43.100948][ C1] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 43.106540][ C1] ? security_socket_sendmsg+0x93/0xb0 [ 43.112030][ C1] __sys_sendto+0x4ac/0x660 [ 43.116665][ C1] ? __cfi___sys_sendto+0x10/0x10 [ 43.122726][ C1] ? do_user_addr_fault+0x9a5/0x1030 [ 43.128235][ C1] __x64_sys_sendto+0xe5/0x100 [ 43.133925][ C1] x64_sys_call+0x83/0x9a0 [ 43.138394][ C1] do_syscall_64+0x4c/0xa0 [ 43.142854][ C1] ? clear_bhb_loop+0x30/0x80 [ 43.147555][ C1] ? clear_bhb_loop+0x30/0x80 [ 43.152261][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 43.158187][ C1] RIP: 0033:0x7fdb49a7d407 [ 43.162662][ C1] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 43.182408][ C1] RSP: 002b:00007ffcbb78f4f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 43.190856][ C1] RAX: ffffffffffffffda RBX: 00007fdb499f3740 RCX: 00007fdb49a7d407 [ 43.198886][ C1] RDX: 0000000000000070 RSI: 00007ffcbb78f630 RDI: 0000000000000003 [ 43.206887][ C1] RBP: 00007ffcbb78fa60 R08: 0000000000000000 R09: 0000000000000000 [ 43.214884][ C1] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffcbb78feb0 [ 43.222880][ C1] R13: 00007ffcbb78f630 R14: 000000000000004f R15: 00007ffcbb78f630 [ 43.231751][ C1] [ 43.234804][ T278] CPU: 0 PID: 278 Comm: syz-executor Not tainted syzkaller #0 [ 43.241404][ T91] FAULT_INJECTION: forcing a failure. [ 43.241404][ T91] name failslab, interval 1, probability 1, space 0, times 60 [ 43.242297][ T278] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 43.265050][ T278] Call Trace: [ 43.268367][ T278] [ 43.271316][ T278] __dump_stack+0x21/0x24 [ 43.275681][ T278] dump_stack_lvl+0x110/0x170 [ 43.280379][ T278] ? __cfi_dump_stack_lvl+0x8/0x8 [ 43.285430][ T278] ? skb_network_protocol+0x52f/0x790 [ 43.288118][ T286] FAULT_INJECTION: forcing a failure. [ 43.288118][ T286] name failslab, interval 1, probability 1, space 0, times 60 [ 43.290838][ T278] dump_stack+0x15/0x24 [ 43.307857][ T278] should_fail_ex+0x3bf/0x510 [ 43.312557][ T278] ? skb_clone+0x1e8/0x380 [ 43.316994][ T278] __should_failslab+0xac/0xf0 [ 43.321786][ T278] should_failslab+0x9/0x20 [ 43.326321][ T278] kmem_cache_alloc+0x3b/0x320 [ 43.331116][ T278] skb_clone+0x1e8/0x380 [ 43.335645][ T278] dev_queue_xmit_nit+0x245/0xab0 [ 43.340700][ T278] dev_hard_start_xmit+0x15f/0x730 [ 43.345843][ T278] ? _raw_spin_lock+0x94/0xf0 [ 43.350562][ T278] sch_direct_xmit+0x279/0x9c0 [ 43.355355][ T278] ? __kasan_check_write+0x14/0x20 [ 43.360489][ T278] ? _raw_spin_trylock+0xb7/0x150 [ 43.365542][ T278] ? __cfi_sch_direct_xmit+0x10/0x10 [ 43.370848][ T278] __dev_queue_xmit+0x163e/0x3540 [ 43.376433][ T278] ? __dev_queue_xmit+0x281/0x3540 [ 43.381598][ T278] ? __cfi___dev_queue_xmit+0x10/0x10 [ 43.387055][ T278] ? __kasan_check_read+0x11/0x20 [ 43.392107][ T278] ? selinux_ip_postroute+0x28c/0x1000 [ 43.397634][ T278] ? memcpy+0x56/0x70 [ 43.401639][ T278] ip_finish_output2+0xc07/0xf50 [ 43.406642][ T278] ? __cfi_ip_finish_output2+0x10/0x10 [ 43.412132][ T278] ? skb_gso_validate_network_len+0x137/0x2c0 [ 43.418223][ T278] __ip_finish_output+0x172/0x370 [ 43.423276][ T278] ip_finish_output+0x31/0x2b0 [ 43.428064][ T278] ? ip_output+0x365/0x390 [ 43.432506][ T278] ip_output+0x1ea/0x390 [ 43.436780][ T278] ? __cfi_ip_output+0x10/0x10 [ 43.441569][ T278] ? kasan_save_alloc_info+0x1f/0x30 [ 43.446888][ T278] ? __cfi_ip_finish_output+0x10/0x10 [ 43.452290][ T278] ? ipv4_dst_check+0xf2/0x160 [ 43.457085][ T278] ? skb_push+0x8e/0xe0 [ 43.461269][ T278] __ip_queue_xmit+0x1129/0x1cf0 [ 43.466237][ T278] ? __kasan_check_read+0x11/0x20 [ 43.471318][ T278] ip_queue_xmit+0x4d/0x70 [ 43.475847][ T278] __tcp_transmit_skb+0x1da6/0x3410 [ 43.481082][ T278] ? __tcp_send_ack+0x690/0x690 [ 43.485968][ T278] ? __kasan_check_read+0x11/0x20 [ 43.491018][ T278] ? tcp_small_queue_check+0x213/0x430 [ 43.496500][ T278] tcp_write_xmit+0x17e1/0x5e20 [ 43.501386][ T278] __tcp_push_pending_frames+0x99/0x2f0 [ 43.506959][ T278] tcp_rcv_established+0xa3d/0x1ab0 [ 43.512182][ T278] ? __cfi_tcp_rcv_established+0x10/0x10 [ 43.517849][ T278] ? ipv4_dst_check+0xf2/0x160 [ 43.522731][ T278] tcp_v4_do_rcv+0x446/0x9c0 [ 43.527361][ T278] __release_sock+0x154/0x380 [ 43.532065][ T278] release_sock+0x60/0x1c0 [ 43.536500][ T278] tcp_sendmsg+0x39/0x50 [ 43.540769][ T278] inet_sendmsg+0xb6/0xd0 [ 43.545128][ T278] sock_write_iter+0x2ea/0x3f0 [ 43.549924][ T278] ? __cfi_sock_write_iter+0x10/0x10 [ 43.555242][ T278] ? fsnotify_perm+0x67/0x5b0 [ 43.559948][ T278] ? security_file_permission+0x8a/0xb0 [ 43.565538][ T278] vfs_write+0x5ef/0xd00 [ 43.569803][ T278] ? __cfi_vfs_write+0x10/0x10 [ 43.574593][ T278] ? lock_vma_under_rcu+0x3f8/0x4f0 [ 43.579817][ T278] ? __kasan_check_read+0x11/0x20 [ 43.584872][ T278] ? __fdget_pos+0x1f2/0x380 [ 43.589486][ T278] ksys_write+0x14a/0x260 [ 43.593864][ T278] ? __cfi_ksys_write+0x10/0x10 [ 43.598737][ T278] ? do_user_addr_fault+0x9a5/0x1030 [ 43.604062][ T278] ? debug_smp_processor_id+0x17/0x20 [ 43.609456][ T278] __x64_sys_write+0x7b/0x90 [ 43.614068][ T278] x64_sys_call+0x27b/0x9a0 [ 43.618601][ T278] do_syscall_64+0x4c/0xa0 [ 43.623036][ T278] ? clear_bhb_loop+0x30/0x80 [ 43.627729][ T278] ? clear_bhb_loop+0x30/0x80 [ 43.632426][ T278] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 43.638573][ T278] RIP: 0033:0x7f44f1959117 [ 43.643136][ T278] Code: 48 89 fa 4c 89 df e8 a8 56 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 43.662865][ T278] RSP: 002b:00007ffe35ccc440 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 43.671663][ T278] RAX: ffffffffffffffda RBX: 000055558f792500 RCX: 00007f44f1959117 [ 43.679701][ T278] RDX: 0000000000014c98 RSI: 00007f44ee5eb368 RDI: 0000000000000003 [ 43.687704][ T278] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 43.695692][ T278] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000014c98 [ 43.703728][ T278] R13: 000055558f7aa8f0 R14: 00007ffe35ccc9e0 R15: 00007f44ee5eb368 [ 43.711744][ T278] [ 43.714853][ T91] CPU: 1 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 43.721664][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 43.731766][ T91] Call Trace: [ 43.735080][ T91] [ 43.738038][ T91] __dump_stack+0x21/0x24 [ 43.742408][ T91] dump_stack_lvl+0x110/0x170 [ 43.747267][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 43.752341][ T91] dump_stack+0x15/0x24 [ 43.756536][ T91] should_fail_ex+0x3bf/0x510 [ 43.761243][ T91] ? __alloc_file+0x28/0x2a0 [ 43.766239][ T91] __should_failslab+0xac/0xf0 [ 43.771231][ T91] should_failslab+0x9/0x20 [ 43.775761][ T91] kmem_cache_alloc+0x3b/0x320 [ 43.780564][ T91] ? __cfi__raw_spin_lock+0x10/0x10 [ 43.785789][ T91] __alloc_file+0x28/0x2a0 [ 43.790326][ T91] alloc_empty_file+0x97/0x180 [ 43.795120][ T91] alloc_file+0x59/0x600 [ 43.799491][ T91] ? _raw_spin_unlock+0x4c/0x70 [ 43.804369][ T91] alloc_file_pseudo+0x180/0x200 [ 43.809342][ T91] ? __cfi_alloc_file_pseudo+0x10/0x10 [ 43.814831][ T91] ? _raw_spin_unlock+0x4c/0x70 [ 43.819711][ T91] ? alloc_fd+0x4c1/0x570 [ 43.824063][ T91] sock_alloc_file+0xba/0x270 [ 43.828777][ T91] __sys_socket+0x138/0x1a0 [ 43.833315][ T91] __x64_sys_socket+0x7a/0x90 [ 43.838024][ T91] x64_sys_call+0x449/0x9a0 [ 43.842584][ T91] do_syscall_64+0x4c/0xa0 [ 43.847131][ T91] ? clear_bhb_loop+0x30/0x80 [ 43.851843][ T91] ? clear_bhb_loop+0x30/0x80 [ 43.856582][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 43.862867][ T91] RIP: 0033:0x7f246bf04707 [ 43.867317][ T91] Code: 54 24 0c e8 6b ac ff ff 83 f8 ff 74 04 8b 44 24 0c 48 83 c4 18 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 e6 0c 00 f7 d8 64 89 01 48 [ 43.886965][ T91] RSP: 002b:00007ffd1aeb9a88 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 43.895508][ T91] RAX: ffffffffffffffda RBX: 000000000000004f RCX: 00007f246bf04707 [ 43.903507][ T91] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 43.911508][ T91] RBP: 00007f246bf90560 R08: 0000000000000000 R09: 0000000000000000 [ 43.919505][ T91] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 43.927512][ T91] R13: 00007ffd1aeb9bb0 R14: 0000000000000034 R15: 00007ffd1aeb9bb0 [ 43.935617][ T91] [ 43.938660][ T286] CPU: 0 PID: 286 Comm: syz-executor Not tainted syzkaller #0 [ 43.946166][ T286] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 43.956271][ T286] Call Trace: [ 43.959575][ T286] [ 43.962523][ T286] __dump_stack+0x21/0x24 [ 43.966925][ T286] dump_stack_lvl+0x110/0x170 [ 43.971730][ T286] ? __cfi_dump_stack_lvl+0x8/0x8 [ 43.976790][ T286] ? __cfi_avc_has_perm_noaudit+0x10/0x10 [ 43.982543][ T286] ? kasan_save_free_info+0x2b/0x40 [ 43.987768][ T286] dump_stack+0x15/0x24 [ 43.991961][ T286] should_fail_ex+0x3bf/0x510 [ 43.996662][ T286] ? getname_flags+0xba/0x510 [ 44.001361][ T286] __should_failslab+0xac/0xf0 [ 44.006152][ T286] should_failslab+0x9/0x20 [ 44.010855][ T286] kmem_cache_alloc+0x3b/0x320 [ 44.015730][ T286] getname_flags+0xba/0x510 [ 44.020251][ T286] __se_sys_newfstatat+0x127/0x440 [ 44.025425][ T286] ? __x64_sys_newfstatat+0xb0/0xb0 [ 44.030661][ T286] ? path_umount+0x345/0xf60 [ 44.035545][ T286] ? __kasan_slab_free+0x11/0x20 [ 44.040525][ T286] ? __x64_sys_umount+0x12d/0x170 [ 44.045590][ T286] __x64_sys_newfstatat+0x9b/0xb0 [ 44.050656][ T286] x64_sys_call+0x77c/0x9a0 [ 44.055284][ T286] do_syscall_64+0x4c/0xa0 [ 44.059737][ T286] ? clear_bhb_loop+0x30/0x80 [ 44.064437][ T286] ? clear_bhb_loop+0x30/0x80 [ 44.069143][ T286] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 44.075154][ T286] RIP: 0033:0x7f758579c5da [ 44.079602][ T286] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 41 89 ca b8 06 01 00 00 0f 05 <3d> 00 f0 ff ff 77 07 31 c0 c3 0f 1f 40 00 48 c7 c2 e8 ff ff ff f7 [ 44.099605][ T286] RSP: 002b:00007ffd2079d3b8 EFLAGS: 00000286 ORIG_RAX: 0000000000000106 [ 44.108152][ T286] RAX: ffffffffffffffda RBX: 00007f7585834314 RCX: 00007f758579c5da [ 44.116171][ T286] RDX: 00007ffd2079d3e0 RSI: 00007ffd2079d470 RDI: 00000000ffffff9c [ 44.124195][ T286] RBP: 00007ffd2079d470 R08: 00007ffd2079e470 R09: 00000000ffffffff [ 44.132188][ T286] R10: 0000000000000100 R11: 0000000000000286 R12: 00007ffd2079e500 [ 44.140188][ T286] R13: 00007f7585834314 R14: 000000000000a654 R15: 00007ffd2079e540 [ 44.148296][ T286] [ 44.156086][ T91] FAULT_INJECTION: forcing a failure. [ 44.156086][ T91] name failslab, interval 1, probability 1, space 0, times 53 [ 44.169786][ T91] CPU: 0 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 44.176610][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 44.186688][ T91] Call Trace: [ 44.190017][ T91] [ 44.192995][ T91] __dump_stack+0x21/0x24 [ 44.197363][ T91] dump_stack_lvl+0x110/0x170 [ 44.202139][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 44.207238][ T91] dump_stack+0x15/0x24 [ 44.211431][ T91] should_fail_ex+0x3bf/0x510 [ 44.216119][ T91] __should_failslab+0xac/0xf0 [ 44.220901][ T91] should_failslab+0x9/0x20 [ 44.225434][ T91] kmem_cache_alloc_node+0x42/0x330 [ 44.230662][ T91] ? __alloc_skb+0xe8/0x4a0 [ 44.235170][ T91] __alloc_skb+0xe8/0x4a0 [ 44.239512][ T91] alloc_skb_with_frags+0xa8/0x620 [ 44.244647][ T91] ? memcpy+0x56/0x70 [ 44.248635][ T91] sock_alloc_send_pskb+0x87f/0x9a0 [ 44.253844][ T91] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 44.259591][ T91] ? __kasan_check_write+0x14/0x20 [ 44.264727][ T91] ? _raw_spin_lock+0x94/0xf0 [ 44.269422][ T91] ? __cfi__raw_spin_lock+0x10/0x10 [ 44.274654][ T91] unix_dgram_sendmsg+0x5c1/0x1710 [ 44.279796][ T91] ? selinux_socket_sendmsg+0x22f/0x340 [ 44.285374][ T91] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 44.291340][ T91] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 44.296927][ T91] ? security_socket_sendmsg+0x93/0xb0 [ 44.302612][ T91] __sys_sendto+0x4ac/0x660 [ 44.307241][ T91] ? __cfi___sys_sendto+0x10/0x10 [ 44.312345][ T91] ? __cfi_do_syslog+0x10/0x10 [ 44.317189][ T91] ? __sys_connect+0x267/0x460 [ 44.322026][ T91] ? __this_cpu_preempt_check+0x13/0x20 [ 44.327856][ T91] ? xfd_validate_state+0x70/0x150 [ 44.333041][ T91] __x64_sys_sendto+0xe5/0x100 [ 44.337948][ T91] x64_sys_call+0x83/0x9a0 [ 44.343086][ T91] do_syscall_64+0x4c/0xa0 [ 44.347522][ T91] ? clear_bhb_loop+0x30/0x80 [ 44.352201][ T91] ? clear_bhb_loop+0x30/0x80 [ 44.356902][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 44.362804][ T91] RIP: 0033:0x7f246be89407 [ 44.367254][ T91] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 44.386903][ T91] RSP: 002b:00007ffd1aeb9a70 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 44.395339][ T91] RAX: ffffffffffffffda RBX: 00007f246bd39c80 RCX: 00007f246be89407 [ 44.403365][ T91] RDX: 0000000000000055 RSI: 00007ffd1aeb9bb0 RDI: 0000000000000003 [ 44.411352][ T91] RBP: 00007ffd1aeb9fe0 R08: 0000000000000000 R09: 0000000000000000 [ 44.419339][ T91] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffd1aeb9ff8 [ 44.427351][ T91] R13: 00007ffd1aeb9bb0 R14: 000000000000003a R15: 00007ffd1aeb9bb0 [ 44.435365][ T91] [ 44.439384][ T289] FAULT_INJECTION: forcing a failure. [ 44.439384][ T289] name failslab, interval 1, probability 1, space 0, times 53 [ 44.452339][ T289] CPU: 1 PID: 289 Comm: syz-executor Not tainted syzkaller #0 [ 44.460022][ T289] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 44.470108][ T289] Call Trace: [ 44.473438][ T289] [ 44.476384][ T289] __dump_stack+0x21/0x24 [ 44.480831][ T289] dump_stack_lvl+0x110/0x170 [ 44.485560][ T289] ? __cfi_dump_stack_lvl+0x8/0x8 [ 44.490618][ T289] dump_stack+0x15/0x24 [ 44.494800][ T289] should_fail_ex+0x3bf/0x510 [ 44.499500][ T289] __should_failslab+0xac/0xf0 [ 44.504496][ T289] should_failslab+0x9/0x20 [ 44.509049][ T289] kmem_cache_alloc_node+0x42/0x330 [ 44.514322][ T289] ? __alloc_skb+0xe8/0x4a0 [ 44.518857][ T289] ? _raw_spin_lock_irqsave+0xc2/0x130 [ 44.524349][ T289] __alloc_skb+0xe8/0x4a0 [ 44.528705][ T289] inet6_rt_notify+0x34d/0x520 [ 44.533493][ T289] ? fib6_purge_rt+0x5d9/0x660 [ 44.538288][ T289] ? atomic_notifier_call_chain+0x108/0x120 [ 44.544213][ T289] ? __cfi_inet6_rt_notify+0x10/0x10 [ 44.549538][ T289] ? call_fib_notifiers+0xa0/0xc0 [ 44.554583][ T289] fib6_del+0xb88/0xef0 [ 44.558775][ T289] ? __cfi_fib6_del+0x10/0x10 [ 44.563519][ T289] ? fib6_ifdown+0x2e8/0x4e0 [ 44.568161][ T289] fib6_clean_node+0x2af/0x550 [ 44.572960][ T289] ? __cfi_fib6_clean_node+0x10/0x10 [ 44.578280][ T289] fib6_walk_continue+0x55d/0x760 [ 44.583341][ T289] fib6_walk+0x153/0x290 [ 44.587657][ T289] fib6_clean_all+0x1a1/0x270 [ 44.592380][ T289] ? __cfi_fib6_ifdown+0x10/0x10 [ 44.597390][ T289] ? __cfi_fib6_clean_all+0x10/0x10 [ 44.602628][ T289] ? __kasan_check_read+0x11/0x20 [ 44.607783][ T289] ? __cfi_fib6_clean_node+0x10/0x10 [ 44.613110][ T289] ? __cfi_fib6_ifdown+0x10/0x10 [ 44.618195][ T289] ? _raw_spin_unlock_irqrestore+0x5a/0x80 [ 44.624043][ T289] rt6_disable_ip+0x123/0x8e0 [ 44.628792][ T289] ? insert_work+0x26c/0x300 [ 44.633618][ T289] ? __queue_work+0x9f2/0xd50 [ 44.638329][ T289] ? __cfi_rt6_disable_ip+0x10/0x10 [ 44.643555][ T289] ? __kasan_check_read+0x11/0x20 [ 44.648607][ T289] addrconf_ifdown+0x15d/0x1950 [ 44.653489][ T289] ? do_syscall_64+0x4c/0xa0 [ 44.658124][ T289] ? __kasan_kmalloc+0x95/0xb0 [ 44.662925][ T289] ? nf_nat_masq_schedule+0x23c/0x500 [ 44.668417][ T289] ? addrconf_cleanup+0x130/0x130 [ 44.673476][ T289] ? __kasan_check_write+0x14/0x20 [ 44.678611][ T289] ? mutex_unlock+0x8f/0x230 [ 44.683274][ T289] ? __cfi_mutex_unlock+0x10/0x10 [ 44.688420][ T289] ? __cfi_device_cmp+0x10/0x10 [ 44.693304][ T289] ? masq_device_event+0xd0/0xd0 [ 44.698275][ T289] addrconf_notify+0x39f/0xe30 [ 44.703078][ T289] raw_notifier_call_chain+0xa1/0x110 [ 44.708487][ T289] dev_close_many+0x325/0x4d0 [ 44.713195][ T289] ? __cfi_dev_close_many+0x10/0x10 [ 44.718423][ T289] ? wake_up_process+0x10/0x20 [ 44.723213][ T289] ? __kasan_check_read+0x11/0x20 [ 44.728272][ T289] unregister_netdevice_many+0x43f/0x1910 [ 44.734034][ T289] ? __cfi_unregister_netdevice_many+0x10/0x10 [ 44.740230][ T289] ? __queue_delayed_work+0x188/0x200 [ 44.745633][ T289] ? queue_delayed_work_on+0x10d/0x160 [ 44.751122][ T289] ? linkwatch_fire_event+0x1dc/0x240 [ 44.756544][ T289] ? __kasan_check_read+0x11/0x20 [ 44.761593][ T289] unregister_netdevice_queue+0x2e1/0x320 [ 44.767356][ T289] ? __cfi_unregister_netdevice_queue+0x10/0x10 [ 44.773635][ T289] ? linkwatch_fire_event+0x208/0x240 [ 44.779046][ T289] __tun_detach+0xc9d/0x1450 [ 44.783682][ T289] tun_chr_close+0x92/0x140 [ 44.788215][ T289] ? __cfi_tun_chr_close+0x10/0x10 [ 44.793358][ T289] __fput+0x1fd/0x8f0 [ 44.797368][ T289] ____fput+0x15/0x20 [ 44.801383][ T289] task_work_run+0x1e1/0x250 [ 44.806009][ T289] ? __cfi_task_work_run+0x10/0x10 [ 44.811157][ T289] ? free_nsproxy+0x21f/0x270 [ 44.815885][ T289] do_exit+0xaf2/0x2850 [ 44.818433][ T91] FAULT_INJECTION: forcing a failure. [ 44.818433][ T91] name failslab, interval 1, probability 1, space 0, times 51 [ 44.820088][ T289] ? __cfi_do_exit+0x10/0x10 [ 44.837397][ T289] ? __kasan_check_write+0x14/0x20 [ 44.842645][ T289] ? _raw_spin_lock_irq+0x95/0xf0 [ 44.847724][ T289] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 44.853400][ T289] ? xfd_validate_state+0x70/0x150 [ 44.858546][ T289] ? zap_other_threads+0x2c1/0x2f0 [ 44.863690][ T289] do_group_exit+0x21b/0x2e0 [ 44.868313][ T289] __x64_sys_exit_group+0x3f/0x40 [ 44.873380][ T289] x64_sys_call+0x7b4/0x9a0 [ 44.877936][ T289] do_syscall_64+0x4c/0xa0 [ 44.882498][ T289] ? clear_bhb_loop+0x30/0x80 [ 44.887208][ T289] ? clear_bhb_loop+0x30/0x80 [ 44.891918][ T289] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 44.897841][ T289] RIP: 0033:0x7fc8e839df99 [ 44.902290][ T289] Code: Unable to access opcode bytes at 0x7fc8e839df6f. [ 44.909354][ T289] RSP: 002b:00007fffd5ace518 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 44.917813][ T289] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc8e839df99 [ 44.925817][ T289] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000043 [ 44.933815][ T289] RBP: 00007fc8e8434b4c R08: 0000000000000000 R09: 0000000000000003 [ 44.941821][ T289] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000000c [ 44.949864][ T289] R13: 0000000000000003 R14: 00007fffd5ace8a8 R15: 0000000000000000 [ 44.957866][ T289] [ 44.960929][ T91] CPU: 0 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 44.967753][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 44.977902][ T91] Call Trace: [ 44.981206][ T91] [ 44.984160][ T91] __dump_stack+0x21/0x24 [ 44.988527][ T91] dump_stack_lvl+0x110/0x170 [ 44.993234][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 44.998281][ T91] ? is_bpf_text_address+0x177/0x190 [ 45.003595][ T91] ? kernel_text_address+0xa0/0xd0 [ 45.008776][ T91] dump_stack+0x15/0x24 [ 45.012966][ T91] should_fail_ex+0x3bf/0x510 [ 45.017685][ T91] __should_failslab+0xac/0xf0 [ 45.022497][ T91] should_failslab+0x9/0x20 [ 45.027078][ T91] kmem_cache_alloc_node+0x42/0x330 [ 45.032316][ T91] ? __alloc_skb+0xe8/0x4a0 [ 45.036845][ T91] __alloc_skb+0xe8/0x4a0 [ 45.041210][ T91] alloc_skb_with_frags+0xa8/0x620 [ 45.046453][ T91] ? memcpy+0x56/0x70 [ 45.050572][ T91] sock_alloc_send_pskb+0x87f/0x9a0 [ 45.055820][ T91] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 45.061571][ T91] ? __kasan_check_write+0x14/0x20 [ 45.066709][ T91] ? _raw_spin_lock+0x94/0xf0 [ 45.071408][ T91] ? __cfi__raw_spin_lock+0x10/0x10 [ 45.076639][ T91] unix_dgram_sendmsg+0x5c1/0x1710 [ 45.081785][ T91] ? selinux_socket_sendmsg+0x22f/0x340 [ 45.087374][ T91] ? __cfi_lockref_put_or_lock+0x10/0x10 [ 45.093089][ T91] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 45.099016][ T91] ? selinux_socket_unix_may_send+0x1e6/0x2c0 [ 45.105109][ T91] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 45.110700][ T91] ? security_socket_sendmsg+0x93/0xb0 [ 45.116192][ T91] __sys_sendto+0x4ac/0x660 [ 45.120732][ T91] ? __cfi___sys_sendto+0x10/0x10 [ 45.125889][ T91] ? security_unix_may_send+0x8c/0xb0 [ 45.131292][ T91] ? __sys_connect+0x267/0x460 [ 45.136107][ T91] __x64_sys_sendto+0xe5/0x100 [ 45.140895][ T91] x64_sys_call+0x83/0x9a0 [ 45.145516][ T91] do_syscall_64+0x4c/0xa0 [ 45.150109][ T91] ? clear_bhb_loop+0x30/0x80 [ 45.155006][ T91] ? clear_bhb_loop+0x30/0x80 [ 45.159743][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 45.165708][ T91] RIP: 0033:0x7f246be89407 [ 45.170182][ T91] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 45.189933][ T91] RSP: 002b:00007ffd1aeb9a70 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 45.198492][ T91] RAX: ffffffffffffffda RBX: 00007f246bd39c80 RCX: 00007f246be89407 [ 45.206580][ T91] RDX: 000000000000004e RSI: 00007ffd1aeb9bb0 RDI: 0000000000000003 [ 45.214874][ T91] RBP: 00007ffd1aeb9fe0 R08: 0000000000000000 R09: 0000000000000000 [ 45.222896][ T91] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffd1aeb9ff8 [ 45.230898][ T91] R13: 00007ffd1aeb9bb0 R14: 0000000000000033 R15: 00007ffd1aeb9bb0 [ 45.238969][ T91] [ 45.249451][ T91] FAULT_INJECTION: forcing a failure. [ 45.249451][ T91] name failslab, interval 1, probability 1, space 0, times 49 [ 45.262330][ T91] CPU: 0 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 45.269202][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 45.279492][ T91] Call Trace: [ 45.282897][ T91] [ 45.285853][ T91] __dump_stack+0x21/0x24 [ 45.290306][ T91] dump_stack_lvl+0x110/0x170 [ 45.295042][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 45.300101][ T91] ? __schedule+0xbea/0x14b0 [ 45.304737][ T91] dump_stack+0x15/0x24 [ 45.308938][ T91] should_fail_ex+0x3bf/0x510 [ 45.313649][ T91] __should_failslab+0xac/0xf0 [ 45.318506][ T91] should_failslab+0x9/0x20 [ 45.323042][ T91] kmem_cache_alloc_node+0x42/0x330 [ 45.328277][ T91] ? __alloc_skb+0xe8/0x4a0 [ 45.332819][ T91] ? __kasan_check_write+0x14/0x20 [ 45.337966][ T91] __alloc_skb+0xe8/0x4a0 [ 45.342335][ T91] alloc_skb_with_frags+0xa8/0x620 [ 45.347477][ T91] ? memcpy+0x56/0x70 [ 45.351535][ T91] sock_alloc_send_pskb+0x87f/0x9a0 [ 45.356820][ T91] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 45.362588][ T91] ? __kasan_check_write+0x14/0x20 [ 45.367793][ T91] ? _raw_spin_lock+0x94/0xf0 [ 45.372533][ T91] ? __cfi__raw_spin_lock+0x10/0x10 [ 45.377866][ T91] unix_dgram_sendmsg+0x5c1/0x1710 [ 45.383059][ T91] ? selinux_socket_sendmsg+0x22f/0x340 [ 45.388652][ T91] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 45.394659][ T91] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 45.400250][ T91] ? security_socket_sendmsg+0x93/0xb0 [ 45.405753][ T91] __sys_sendto+0x4ac/0x660 [ 45.410366][ T91] ? __cfi___sys_sendto+0x10/0x10 [ 45.415706][ T91] ? __cfi_do_syslog+0x10/0x10 [ 45.420528][ T91] ? __sys_connect+0x267/0x460 [ 45.425385][ T91] ? __this_cpu_preempt_check+0x13/0x20 [ 45.430977][ T91] ? xfd_validate_state+0x70/0x150 [ 45.436133][ T91] ? __kasan_check_write+0x14/0x20 [ 45.441278][ T91] __x64_sys_sendto+0xe5/0x100 [ 45.446102][ T91] x64_sys_call+0x83/0x9a0 [ 45.450643][ T91] do_syscall_64+0x4c/0xa0 [ 45.455092][ T91] ? clear_bhb_loop+0x30/0x80 [ 45.459811][ T91] ? clear_bhb_loop+0x30/0x80 [ 45.464546][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 45.470480][ T91] RIP: 0033:0x7f246be89407 [ 45.474942][ T91] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 45.494666][ T91] RSP: 002b:00007ffd1aeb9a70 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 45.503194][ T91] RAX: ffffffffffffffda RBX: 00007f246bd39c80 RCX: 00007f246be89407 [ 45.511288][ T91] RDX: 0000000000000053 RSI: 00007ffd1aeb9bb0 RDI: 0000000000000003 [ 45.519320][ T91] RBP: 00007ffd1aeb9fe0 R08: 0000000000000000 R09: 0000000000000000 [ 45.527488][ T91] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffd1aeb9ff8 [ 45.535564][ T91] R13: 00007ffd1aeb9bb0 R14: 0000000000000038 R15: 00007ffd1aeb9bb0 [ 45.544348][ T91] [ 45.551155][ T91] FAULT_INJECTION: forcing a failure. [ 45.551155][ T91] name failslab, interval 1, probability 1, space 0, times 48 [ 45.563998][ T91] CPU: 0 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 45.570999][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 45.581085][ T91] Call Trace: [ 45.584407][ T91] [ 45.587360][ T91] __dump_stack+0x21/0x24 [ 45.591718][ T91] dump_stack_lvl+0x110/0x170 [ 45.596457][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 45.601507][ T91] ? __schedule+0xbea/0x14b0 [ 45.606129][ T91] dump_stack+0x15/0x24 [ 45.610344][ T91] should_fail_ex+0x3bf/0x510 [ 45.615047][ T91] __should_failslab+0xac/0xf0 [ 45.619839][ T91] should_failslab+0x9/0x20 [ 45.624462][ T91] kmem_cache_alloc_node+0x42/0x330 [ 45.629696][ T91] ? __alloc_skb+0xe8/0x4a0 [ 45.634246][ T91] ? __kasan_check_write+0x14/0x20 [ 45.639388][ T91] __alloc_skb+0xe8/0x4a0 [ 45.643748][ T91] alloc_skb_with_frags+0xa8/0x620 [ 45.648973][ T91] ? memcpy+0x56/0x70 [ 45.652983][ T91] sock_alloc_send_pskb+0x87f/0x9a0 [ 45.658221][ T91] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 45.663993][ T91] ? __kasan_check_write+0x14/0x20 [ 45.669140][ T91] ? _raw_spin_lock+0x94/0xf0 [ 45.673849][ T91] ? __cfi__raw_spin_lock+0x10/0x10 [ 45.679079][ T91] unix_dgram_sendmsg+0x5c1/0x1710 [ 45.684244][ T91] ? selinux_socket_sendmsg+0x22f/0x340 [ 45.690120][ T91] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 45.696062][ T91] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 45.701651][ T91] ? security_socket_sendmsg+0x93/0xb0 [ 45.707145][ T91] __sys_sendto+0x4ac/0x660 [ 45.711680][ T91] ? __cfi___sys_sendto+0x10/0x10 [ 45.716740][ T91] ? __cfi_do_syslog+0x10/0x10 [ 45.721528][ T91] ? __sys_connect+0x267/0x460 [ 45.726316][ T91] ? __this_cpu_preempt_check+0x13/0x20 [ 45.731904][ T91] ? xfd_validate_state+0x70/0x150 [ 45.737066][ T91] ? __kasan_check_write+0x14/0x20 [ 45.742200][ T91] __x64_sys_sendto+0xe5/0x100 [ 45.747003][ T91] x64_sys_call+0x83/0x9a0 [ 45.751460][ T91] do_syscall_64+0x4c/0xa0 [ 45.755926][ T91] ? clear_bhb_loop+0x30/0x80 [ 45.760669][ T91] ? clear_bhb_loop+0x30/0x80 [ 45.765390][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 45.771315][ T91] RIP: 0033:0x7f246be89407 [ 45.775756][ T91] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 45.795403][ T91] RSP: 002b:00007ffd1aeb9a70 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 45.803840][ T91] RAX: ffffffffffffffda RBX: 00007f246bd39c80 RCX: 00007f246be89407 [ 45.811833][ T91] RDX: 000000000000004d RSI: 00007ffd1aeb9bb0 RDI: 0000000000000003 [ 45.819848][ T91] RBP: 00007ffd1aeb9fe0 R08: 0000000000000000 R09: 0000000000000000 [ 45.827835][ T91] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffd1aeb9ff8 [ 45.835859][ T91] R13: 00007ffd1aeb9bb0 R14: 0000000000000032 R15: 00007ffd1aeb9bb0 [ 45.843873][ T91] [ 45.847106][ C0] FAULT_INJECTION: forcing a failure. [ 45.847106][ C0] name failslab, interval 1, probability 1, space 0, times 48 [ 45.859692][ T322] FAULT_INJECTION: forcing a failure. [ 45.859692][ T322] name failslab, interval 1, probability 1, space 0, times 48 [ 45.859913][ C0] CPU: 0 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 45.879305][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 45.889388][ C0] Call Trace: [ 45.892731][ C0] [ 45.895618][ C0] __dump_stack+0x21/0x24 [ 45.899982][ C0] dump_stack_lvl+0x110/0x170 [ 45.904699][ C0] ? __cfi_dump_stack_lvl+0x8/0x8 [ 45.909757][ C0] ? stack_trace_save+0xa6/0xf0 [ 45.914641][ C0] dump_stack+0x15/0x24 [ 45.918872][ C0] should_fail_ex+0x3bf/0x510 [ 45.923664][ C0] ? dst_alloc+0x16a/0x1e0 [ 45.928105][ C0] __should_failslab+0xac/0xf0 [ 45.932903][ C0] should_failslab+0x9/0x20 [ 45.937424][ C0] kmem_cache_alloc+0x3b/0x320 [ 45.942389][ C0] ? handle_softirqs+0x1d7/0x600 [ 45.947408][ C0] ? __irq_exit_rcu+0x52/0xf0 [ 45.952109][ C0] ? __cfi_ip6_dst_gc+0x10/0x10 [ 45.956986][ C0] dst_alloc+0x16a/0x1e0 [ 45.961256][ C0] icmp6_dst_alloc+0xf8/0x510 [ 45.965969][ C0] ndisc_send_skb+0x2ad/0xcd0 [ 45.970674][ C0] ? __cfi_ndisc_send_skb+0x10/0x10 [ 45.975918][ C0] ? memset+0x35/0x40 [ 45.979920][ C0] ? __ndisc_fill_addr_option+0xd7/0x130 [ 45.985572][ C0] ndisc_send_rs+0x66a/0x870 [ 45.990194][ C0] addrconf_rs_timer+0x35a/0x600 [ 45.995189][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 46.000676][ C0] ? _raw_spin_lock_irq+0x95/0xf0 [ 46.005774][ C0] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 46.011889][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 46.017481][ C0] call_timer_fn+0x46/0x2a0 [ 46.022062][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 46.027555][ C0] __run_timers+0x646/0x9b0 [ 46.032132][ C0] ? calc_index+0x200/0x200 [ 46.036663][ C0] ? kvm_sched_clock_read+0x18/0x40 [ 46.041891][ C0] run_timer_softirq+0x6a/0xf0 [ 46.046682][ C0] handle_softirqs+0x1d7/0x600 [ 46.051472][ C0] __irq_exit_rcu+0x52/0xf0 [ 46.056007][ C0] irq_exit_rcu+0x9/0x10 [ 46.060276][ C0] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 46.065960][ C0] [ 46.068902][ C0] [ 46.071844][ C0] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 46.077848][ C0] RIP: 0010:preempt_schedule_irq+0xa5/0x120 [ 46.083892][ C0] Code: 44 24 20 00 02 00 00 43 c6 44 37 04 f8 74 0b 0f 0b 48 f7 03 08 00 00 00 74 4d bf 01 00 00 00 e8 d1 fb 4c fc fb bf 01 00 00 00 46 e5 ff ff fa bf 01 00 00 00 e8 7b fd 4c fc 65 48 8b 1d c3 d4 [ 46.103562][ C0] RSP: 0018:ffffc900009c7540 EFLAGS: 00000246 [ 46.109657][ C0] RAX: 1ffff11021fcee01 RBX: ffffc900009c7618 RCX: ffffffff87b7b100 [ 46.117662][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 46.125657][ C0] RBP: ffffc900009c75c8 R08: ffff88810fe76547 R09: 1ffff11021fceca8 [ 46.133948][ C0] R10: dffffc0000000000 R11: ffffed1021fceca9 R12: 0000000000000000 [ 46.141947][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff92000138ea8 [ 46.149946][ C0] ? __cfi_preempt_schedule_irq+0x10/0x10 [ 46.155700][ C0] ? kernel_text_address+0xa0/0xd0 [ 46.160847][ C0] raw_irqentry_exit_cond_resched+0x29/0x30 [ 46.167201][ C0] irqentry_exit+0x37/0x40 [ 46.171638][ C0] sysvec_reschedule_ipi+0x78/0x80 [ 46.176773][ C0] asm_sysvec_reschedule_ipi+0x1b/0x20 [ 46.182375][ C0] RIP: 0010:dump_stack_lvl+0x144/0x170 [ 46.187865][ C0] Code: e6 00 02 00 00 31 ff e8 ea 56 77 fc 49 81 e5 00 02 00 00 75 07 e8 1c 52 77 fc eb 06 e8 15 52 77 fc fb 48 c7 04 24 0e 36 e0 45 <4b> c7 04 27 00 00 00 00 65 48 8b 04 25 28 00 00 00 48 3b 44 24 40 [ 46.207688][ C0] RSP: 0018:ffffc900009c76c0 EFLAGS: 00000293 [ 46.213793][ C0] RAX: ffffffff84fa142b RBX: ffffffff860afda0 RCX: ffff88810fe76540 [ 46.222150][ C0] RDX: 0000000000000000 RSI: 0000000000000200 RDI: 0000000000000000 [ 46.232023][ C0] RBP: ffffc900009c7760 R08: 0000000000000003 R09: 0000000000000004 [ 46.240052][ C0] R10: dffffc0000000000 R11: fffffbfff0e23738 R12: dffffc0000000000 [ 46.248077][ C0] R13: 0000000000000200 R14: 0000000000000001 R15: 1ffff92000138ed8 [ 46.258361][ C0] ? dump_stack_lvl+0x13b/0x170 [ 46.263344][ C0] ? __cfi_dump_stack_lvl+0x8/0x8 [ 46.268398][ C0] ? __schedule+0xbea/0x14b0 [ 46.273037][ C0] dump_stack+0x15/0x24 [ 46.277236][ C0] should_fail_ex+0x3bf/0x510 [ 46.281936][ C0] __should_failslab+0xac/0xf0 [ 46.286727][ C0] should_failslab+0x9/0x20 [ 46.291284][ C0] kmem_cache_alloc_node+0x42/0x330 [ 46.296510][ C0] ? __alloc_skb+0xe8/0x4a0 [ 46.301036][ C0] ? __kasan_check_write+0x14/0x20 [ 46.306170][ C0] __alloc_skb+0xe8/0x4a0 [ 46.310524][ C0] alloc_skb_with_frags+0xa8/0x620 [ 46.315658][ C0] ? memcpy+0x56/0x70 [ 46.319754][ C0] sock_alloc_send_pskb+0x87f/0x9a0 [ 46.324978][ C0] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 46.330724][ C0] ? __kasan_check_write+0x14/0x20 [ 46.335986][ C0] ? _raw_spin_lock+0x94/0xf0 [ 46.340694][ C0] ? __cfi__raw_spin_lock+0x10/0x10 [ 46.345917][ C0] unix_dgram_sendmsg+0x5c1/0x1710 [ 46.351420][ C0] ? selinux_socket_sendmsg+0x22f/0x340 [ 46.357113][ C0] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 46.363399][ C0] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 46.369084][ C0] ? security_socket_sendmsg+0x93/0xb0 [ 46.374578][ C0] __sys_sendto+0x4ac/0x660 [ 46.379276][ C0] ? __cfi___sys_sendto+0x10/0x10 [ 46.384526][ C0] ? __cfi_do_syslog+0x10/0x10 [ 46.389322][ C0] ? __sys_connect+0x267/0x460 [ 46.394118][ C0] ? __this_cpu_preempt_check+0x13/0x20 [ 46.399717][ C0] ? xfd_validate_state+0x70/0x150 [ 46.404880][ C0] ? __kasan_check_write+0x14/0x20 [ 46.410023][ C0] __x64_sys_sendto+0xe5/0x100 [ 46.414829][ C0] x64_sys_call+0x83/0x9a0 [ 46.419314][ C0] do_syscall_64+0x4c/0xa0 [ 46.423819][ C0] ? clear_bhb_loop+0x30/0x80 [ 46.428539][ C0] ? clear_bhb_loop+0x30/0x80 [ 46.433245][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 46.439174][ C0] RIP: 0033:0x7f246be89407 [ 46.443802][ C0] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 46.463865][ C0] RSP: 002b:00007ffd1aeb9a70 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 46.472300][ C0] RAX: ffffffffffffffda RBX: 00007f246bd39c80 RCX: 00007f246be89407 [ 46.480292][ C0] RDX: 000000000000004d RSI: 00007ffd1aeb9bb0 RDI: 0000000000000003 [ 46.488281][ C0] RBP: 00007ffd1aeb9fe0 R08: 0000000000000000 R09: 0000000000000000 [ 46.496281][ C0] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffd1aeb9ff8 [ 46.504299][ C0] R13: 00007ffd1aeb9bb0 R14: 0000000000000032 R15: 00007ffd1aeb9bb0 [ 46.512327][ C0] [ 46.515447][ T322] CPU: 1 PID: 322 Comm: syz-executor Not tainted syzkaller #0 [ 46.521377][ T290] FAULT_INJECTION: forcing a failure. [ 46.521377][ T290] name failslab, interval 1, probability 1, space 0, times 47 [ 46.523204][ T322] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 46.546272][ T322] Call Trace: [ 46.549601][ T322] [ 46.552606][ T322] __dump_stack+0x21/0x24 [ 46.556994][ T322] dump_stack_lvl+0x110/0x170 [ 46.561760][ T322] ? __cfi_dump_stack_lvl+0x8/0x8 [ 46.566902][ T322] ? slab_post_alloc_hook+0x4f/0x2d0 [ 46.572313][ T322] ? vm_area_alloc+0xe9/0x1a0 [ 46.577137][ T322] ? mmap_region+0xfab/0x2130 [ 46.581946][ T322] ? do_mmap+0x858/0xdd0 [ 46.586265][ T322] ? ksys_mmap_pgoff+0xf6/0x1d0 [ 46.591160][ T322] ? __x64_sys_mmap+0xfa/0x110 [ 46.596019][ T322] ? x64_sys_call+0x8fd/0x9a0 [ 46.600833][ T322] dump_stack+0x15/0x24 [ 46.605157][ T322] should_fail_ex+0x3bf/0x510 [ 46.609956][ T322] ? mas_alloc_nodes+0x2d8/0x850 [ 46.614948][ T322] __should_failslab+0xac/0xf0 [ 46.620234][ T322] should_failslab+0x9/0x20 [ 46.625065][ T322] kmem_cache_alloc+0x3b/0x320 [ 46.631407][ T322] mas_alloc_nodes+0x2d8/0x850 [ 46.636263][ T322] mas_preallocate+0xe3d/0x1430 [ 46.641148][ T322] ? kasan_save_alloc_info+0x1f/0x30 [ 46.646586][ T322] ? __cfi_mas_preallocate+0x10/0x10 [ 46.652251][ T322] ? vm_area_alloc+0xe9/0x1a0 [ 46.657068][ T322] ? memset+0x35/0x40 [ 46.661122][ T322] mmap_region+0x109b/0x2130 [ 46.665808][ T322] ? __cfi_mmap_region+0x10/0x10 [ 46.670830][ T322] ? mt_find+0x30d/0x410 [ 46.675395][ T322] ? __cfi_mt_find+0x10/0x10 [ 46.680194][ T322] ? get_unmapped_area+0x30c/0x370 [ 46.685383][ T322] do_mmap+0x858/0xdd0 [ 46.689496][ T322] ? __count_memcg_events+0x8f/0xe0 [ 46.694786][ T322] ? __cfi_do_mmap+0x10/0x10 [ 46.699417][ T322] vm_mmap_pgoff+0x206/0x3f0 [ 46.704127][ T322] ? security_task_prctl+0xe5/0x110 [ 46.709884][ T322] ? __cfi_vm_mmap_pgoff+0x10/0x10 [ 46.715402][ T322] ? __se_sys_prctl+0xe79/0x1170 [ 46.721267][ T322] ? __x64_sys_prctl+0xd0/0xd0 [ 46.726137][ T322] ksys_mmap_pgoff+0xf6/0x1d0 [ 46.730921][ T322] __x64_sys_mmap+0xfa/0x110 [ 46.735559][ T322] x64_sys_call+0x8fd/0x9a0 [ 46.740100][ T322] do_syscall_64+0x4c/0xa0 [ 46.744563][ T322] ? clear_bhb_loop+0x30/0x80 [ 46.749295][ T322] ? clear_bhb_loop+0x30/0x80 [ 46.754054][ T322] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 46.760217][ T322] RIP: 0033:0x7f4cde19dd02 [ 46.764772][ T322] Code: 4f 01 00 0f 1f 44 00 00 41 f7 c1 ff 0f 00 00 75 27 55 89 cd 53 48 89 fb 48 85 ff 74 3b 41 89 ea 48 89 df b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 6e 5b 5d c3 0f 1f 00 48 c7 c0 e8 ff ff ff 64 [ 46.784631][ T322] RSP: 002b:00007ffc5515f9e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000009 [ 46.793095][ T322] RAX: ffffffffffffffda RBX: 0000200001000000 RCX: 00007f4cde19dd02 [ 46.801271][ T322] RDX: 0000000000000000 RSI: 0000000000001000 RDI: 0000200001000000 [ 46.809466][ T322] RBP: 0000000000100022 R08: 00000000ffffffff R09: 0000000000000000 [ 46.817632][ T322] R10: 0000000000100022 R11: 0000000000000206 R12: 00007ffc5515fc38 [ 46.825873][ T322] R13: 0000000000000002 R14: 00007ffc5515fc38 R15: 000000000000000a [ 46.833911][ T322] [ 46.836963][ T290] CPU: 0 PID: 290 Comm: syz-executor Not tainted syzkaller #0 [ 46.844504][ T290] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 46.854616][ T290] Call Trace: [ 46.857635][ C1] FAULT_INJECTION: forcing a failure. [ 46.857635][ C1] name failslab, interval 1, probability 1, space 0, times 46 [ 46.857933][ T290] [ 46.857942][ T290] __dump_stack+0x21/0x24 [ 46.877906][ T290] dump_stack_lvl+0x110/0x170 [ 46.882653][ T290] ? __cfi_dump_stack_lvl+0x8/0x8 [ 46.887706][ T290] ? __stack_depot_save+0x36/0x490 [ 46.892857][ T290] dump_stack+0x15/0x24 [ 46.897063][ T290] should_fail_ex+0x3bf/0x510 [ 46.901790][ T290] __should_failslab+0xac/0xf0 [ 46.906603][ T290] should_failslab+0x9/0x20 [ 46.911180][ T290] slab_pre_alloc_hook+0x30/0x1d0 [ 46.916415][ T290] kmem_cache_alloc_lru+0x49/0x280 [ 46.921644][ T290] ? __d_alloc+0x34/0x6d0 [ 46.926029][ T290] __d_alloc+0x34/0x6d0 [ 46.930217][ T290] d_alloc_pseudo+0x1d/0x70 [ 46.934774][ T290] alloc_file_pseudo+0xe0/0x200 [ 46.939655][ T290] ? __cfi_alloc_file_pseudo+0x10/0x10 [ 46.945146][ T290] ? _raw_spin_unlock+0x4c/0x70 [ 46.950028][ T290] ? alloc_fd+0x4c1/0x570 [ 46.954388][ T290] sock_alloc_file+0xba/0x270 [ 46.959124][ T290] __sys_socket+0x138/0x1a0 [ 46.963659][ T290] __x64_sys_socket+0x7a/0x90 [ 46.968358][ T290] x64_sys_call+0x449/0x9a0 [ 46.972930][ T290] do_syscall_64+0x4c/0xa0 [ 46.977475][ T290] ? clear_bhb_loop+0x30/0x80 [ 46.982202][ T290] ? clear_bhb_loop+0x30/0x80 [ 46.986917][ T290] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 46.992917][ T290] RIP: 0033:0x7fda3119f807 [ 46.997362][ T290] Code: f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 0f 1f 44 00 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 47.017009][ T290] RSP: 002b:00007ffcb0497a58 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 47.025467][ T290] RAX: ffffffffffffffda RBX: 00007fda31235652 RCX: 00007fda3119f807 [ 47.033478][ T290] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 47.041480][ T290] RBP: 00007fda31235652 R08: 0000000000000000 R09: 00007ffcb0497d90 [ 47.049564][ T290] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 47.057567][ T290] R13: 00007fda31f54620 R14: 0000000000000006 R15: 0000000000000000 [ 47.065572][ T290] [ 47.068613][ C1] CPU: 1 PID: 322 Comm: syz-executor Not tainted syzkaller #0 [ 47.074254][ T290] FAULT_INJECTION: forcing a failure. [ 47.074254][ T290] name failslab, interval 1, probability 1, space 0, times 45 [ 47.076115][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 47.076131][ C1] Call Trace: [ 47.102365][ C1] [ 47.105244][ C1] __dump_stack+0x21/0x24 [ 47.109612][ C1] dump_stack_lvl+0x110/0x170 [ 47.114325][ C1] ? __cfi_dump_stack_lvl+0x8/0x8 [ 47.119375][ C1] ? stack_trace_save+0xa6/0xf0 [ 47.124259][ C1] dump_stack+0x15/0x24 [ 47.128451][ C1] should_fail_ex+0x3bf/0x510 [ 47.133240][ C1] ? dst_alloc+0x16a/0x1e0 [ 47.137730][ C1] __should_failslab+0xac/0xf0 [ 47.142541][ C1] should_failslab+0x9/0x20 [ 47.147088][ C1] kmem_cache_alloc+0x3b/0x320 [ 47.151885][ C1] ? handle_softirqs+0x1d7/0x600 [ 47.156851][ C1] ? __irq_exit_rcu+0x52/0xf0 [ 47.161559][ C1] ? __cfi_ip6_dst_gc+0x10/0x10 [ 47.166454][ C1] dst_alloc+0x16a/0x1e0 [ 47.170725][ C1] icmp6_dst_alloc+0xf8/0x510 [ 47.175454][ C1] ndisc_send_skb+0x2ad/0xcd0 [ 47.180164][ C1] ? __cfi_ndisc_send_skb+0x10/0x10 [ 47.185392][ C1] ? memset+0x35/0x40 [ 47.189534][ C1] ? __ndisc_fill_addr_option+0xd7/0x130 [ 47.195204][ C1] ndisc_send_rs+0x66a/0x870 [ 47.199865][ C1] addrconf_rs_timer+0x35a/0x600 [ 47.204956][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 47.210592][ C1] ? _raw_spin_lock_irq+0x95/0xf0 [ 47.215664][ C1] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 47.221238][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 47.226724][ C1] call_timer_fn+0x46/0x2a0 [ 47.231267][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 47.236893][ C1] __run_timers+0x646/0x9b0 [ 47.241437][ C1] ? calc_index+0x200/0x200 [ 47.245971][ C1] ? kvm_sched_clock_read+0x18/0x40 [ 47.251219][ C1] run_timer_softirq+0x6a/0xf0 [ 47.256012][ C1] handle_softirqs+0x1d7/0x600 [ 47.260805][ C1] __irq_exit_rcu+0x52/0xf0 [ 47.265332][ C1] irq_exit_rcu+0x9/0x10 [ 47.269604][ C1] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 47.275295][ C1] [ 47.278258][ C1] [ 47.281214][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 47.287231][ C1] RIP: 0010:unwind_next_frame+0x0/0x660 [ 47.292821][ C1] Code: 03 38 c1 7c 9b 48 89 df e8 fd 50 81 00 eb 91 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 b8 b1 d2 a0 0a <55> 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 28 48 89 fb 49 be [ 47.312556][ C1] RSP: 0018:ffffc9000dc4f500 EFLAGS: 00000202 [ 47.318692][ C1] RAX: 0000000000000001 RBX: ffffc9000dc4f5c0 RCX: 0000000001b89e00 [ 47.326708][ C1] RDX: dffffc0000000000 RSI: ffffffff852000cc RDI: ffffc9000dc4f508 [ 47.334979][ C1] RBP: ffffc9000dc4f590 R08: ffffc9000dc4f5d0 R09: ffffc9000dc4f5c8 [ 47.343016][ C1] R10: 000000000000000d R11: fffff52001b89ead R12: ffff88810f9a0000 [ 47.351034][ C1] R13: 1ffff11021f340b5 R14: ffffffff81620340 R15: ffffc9000dc4f508 [ 47.359064][ C1] ? __cfi_stack_trace_consume_entry+0x10/0x10 [ 47.365256][ C1] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 47.371353][ C1] ? arch_stack_walk+0x124/0x150 [ 47.376341][ C1] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 47.382611][ C1] stack_trace_save+0xa6/0xf0 [ 47.387346][ C1] ? __cfi_stack_trace_save+0x10/0x10 [ 47.392752][ C1] ? __stack_depot_save+0x36/0x490 [ 47.397892][ C1] ? memset+0x35/0x40 [ 47.402509][ C1] save_stack+0x121/0x230 [ 47.406880][ C1] ? kasan_set_track+0x4b/0x70 [ 47.411703][ C1] ? kasan_save_free_info+0x2b/0x40 [ 47.416973][ C1] ? ____kasan_slab_free+0x132/0x180 [ 47.422566][ C1] ? __reset_page_owner+0x190/0x190 [ 47.427827][ C1] ? free_unref_page_prepare+0x80c/0x820 [ 47.433779][ C1] ? free_unref_page_list+0x117/0x8d0 [ 47.439368][ C1] ? release_pages+0xc7e/0xce0 [ 47.444248][ C1] ? free_pages_and_swap_cache+0x86/0xa0 [ 47.449956][ C1] ? tlb_finish_mmu+0x1b2/0x380 [ 47.455012][ C1] ? exit_mmap+0x41d/0xc10 [ 47.459554][ C1] ? __mmput+0x92/0x340 [ 47.463824][ C1] ? mmput+0x4b/0x150 [ 47.467936][ C1] ? do_exit+0xa51/0x2850 [ 47.472396][ C1] ? do_group_exit+0x21b/0x2e0 [ 47.477354][ C1] ? __x64_sys_exit_group+0x3f/0x40 [ 47.482703][ C1] ? x64_sys_call+0x7b4/0x9a0 [ 47.487401][ C1] ? do_syscall_64+0x4c/0xa0 [ 47.492037][ C1] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 47.498285][ C1] ? cgroup_rstat_updated+0xf0/0x360 [ 47.503601][ C1] __reset_page_owner+0x54/0x190 [ 47.508623][ C1] free_unref_page_prepare+0x80c/0x820 [ 47.514384][ C1] free_unref_page_list+0x117/0x8d0 [ 47.519828][ C1] ? uncharge_folio+0x6c0/0x6c0 [ 47.524821][ C1] ? __kasan_check_read+0x11/0x20 [ 47.529886][ C1] ? __cfi_free_unref_page_list+0x10/0x10 [ 47.535650][ C1] ? __mem_cgroup_uncharge_list+0x99/0xc0 [ 47.541463][ C1] release_pages+0xc7e/0xce0 [ 47.546087][ C1] ? __cfi_release_pages+0x10/0x10 [ 47.551223][ C1] ? flush_tlb_mm_range+0x390/0x470 [ 47.556509][ C1] ? __kasan_check_read+0x11/0x20 [ 47.561747][ C1] free_pages_and_swap_cache+0x86/0xa0 [ 47.567311][ C1] tlb_finish_mmu+0x1b2/0x380 [ 47.572102][ C1] exit_mmap+0x41d/0xc10 [ 47.576385][ C1] ? perf_event_exit_event+0x530/0x530 [ 47.581872][ C1] ? __cfi_exit_mmap+0x10/0x10 [ 47.586663][ C1] ? __cfi_exit_aio+0x10/0x10 [ 47.591366][ C1] ? uprobe_clear_state+0x2c6/0x320 [ 47.596588][ C1] __mmput+0x92/0x340 [ 47.600606][ C1] mmput+0x4b/0x150 [ 47.604441][ C1] do_exit+0xa51/0x2850 [ 47.608622][ C1] ? lock_vma_under_rcu+0x3f8/0x4f0 [ 47.613853][ C1] ? __cfi_do_exit+0x10/0x10 [ 47.618793][ C1] ? __kasan_check_write+0x14/0x20 [ 47.623952][ C1] ? _raw_spin_lock_irq+0x95/0xf0 [ 47.629059][ C1] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 47.634635][ C1] ? xfd_validate_state+0x70/0x150 [ 47.639774][ C1] ? zap_other_threads+0x2c1/0x2f0 [ 47.644951][ C1] do_group_exit+0x21b/0x2e0 [ 47.649582][ C1] __x64_sys_exit_group+0x3f/0x40 [ 47.654636][ C1] x64_sys_call+0x7b4/0x9a0 [ 47.659162][ C1] do_syscall_64+0x4c/0xa0 [ 47.663600][ C1] ? clear_bhb_loop+0x30/0x80 [ 47.668297][ C1] ? clear_bhb_loop+0x30/0x80 [ 47.672992][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 47.679105][ C1] RIP: 0033:0x7f4cde19df99 [ 47.683549][ C1] Code: Unable to access opcode bytes at 0x7f4cde19df6f. [ 47.690597][ C1] RSP: 002b:00007ffc5515f8e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 47.699049][ C1] RAX: ffffffffffffffda RBX: 00007f4cde234880 RCX: 00007f4cde19df99 [ 47.707315][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000043 [ 47.715312][ C1] RBP: 00007f4cde20c420 R08: 0000000000000000 R09: 0000000000000002 [ 47.723311][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000000c [ 47.731305][ C1] R13: 0000000000000002 R14: 00007ffc5515fc38 R15: 000000000000000a [ 47.739299][ C1] [ 47.742390][ T290] CPU: 0 PID: 290 Comm: syz-executor Not tainted syzkaller #0 [ 47.743627][ C1] FAULT_INJECTION: forcing a failure. [ 47.743627][ C1] name failslab, interval 1, probability 1, space 0, times 44 [ 47.749891][ T290] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 47.749906][ T290] Call Trace: [ 47.749912][ T290] [ 47.749920][ T290] __dump_stack+0x21/0x24 [ 47.783264][ T290] dump_stack_lvl+0x110/0x170 [ 47.787976][ T290] ? __cfi_dump_stack_lvl+0x8/0x8 [ 47.793027][ T290] ? avc_has_perm+0x163/0x250 [ 47.798008][ T290] dump_stack+0x15/0x24 [ 47.802228][ T290] should_fail_ex+0x3bf/0x510 [ 47.806937][ T290] __should_failslab+0xac/0xf0 [ 47.811924][ T290] should_failslab+0x9/0x20 [ 47.816457][ T290] slab_pre_alloc_hook+0x30/0x1d0 [ 47.821521][ T290] kmem_cache_alloc_lru+0x49/0x280 [ 47.826705][ T290] ? sock_alloc_inode+0x28/0xc0 [ 47.831642][ T290] sock_alloc_inode+0x28/0xc0 [ 47.836359][ T290] ? __cfi_sock_alloc_inode+0x10/0x10 [ 47.841775][ T290] new_inode_pseudo+0x70/0x1f0 [ 47.846574][ T290] __sock_create+0x12c/0x7c0 [ 47.851195][ T290] __sys_socket+0xcd/0x1a0 [ 47.855656][ T290] __x64_sys_socket+0x7a/0x90 [ 47.860456][ T290] x64_sys_call+0x449/0x9a0 [ 47.864996][ T290] do_syscall_64+0x4c/0xa0 [ 47.869463][ T290] ? clear_bhb_loop+0x30/0x80 [ 47.874172][ T290] ? clear_bhb_loop+0x30/0x80 [ 47.878897][ T290] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 47.884835][ T290] RIP: 0033:0x7fda3119f807 [ 47.889323][ T290] Code: f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 0f 1f 44 00 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 47.908957][ T290] RSP: 002b:00007ffcb0497a58 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 47.917466][ T290] RAX: ffffffffffffffda RBX: 00007fda31235652 RCX: 00007fda3119f807 [ 47.925476][ T290] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000002 [ 47.933472][ T290] RBP: 00007fda31235652 R08: 0000000000000000 R09: 00007ffcb0497d90 [ 47.941645][ T290] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 47.949645][ T290] R13: 00007fda31f54620 R14: 0000000000000006 R15: 0000000000000000 [ 47.957658][ T290] [ 47.960728][ C1] CPU: 1 PID: 322 Comm: syz-executor Not tainted syzkaller #0 [ 47.961719][ T290] socket: no more sockets [ 47.968240][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 47.968253][ C1] Call Trace: [ 47.968259][ C1] [ 47.968266][ C1] __dump_stack+0x21/0x24 [ 47.985183][ T91] FAULT_INJECTION: forcing a failure. [ 47.985183][ T91] name failslab, interval 1, probability 1, space 0, times 41 [ 47.986035][ C1] dump_stack_lvl+0x110/0x170 [ 48.010615][ C1] ? __cfi_dump_stack_lvl+0x8/0x8 [ 48.015672][ C1] ? stack_trace_save+0xa6/0xf0 [ 48.020550][ C1] dump_stack+0x15/0x24 [ 48.024732][ C1] should_fail_ex+0x3bf/0x510 [ 48.029522][ C1] ? dst_alloc+0x16a/0x1e0 [ 48.033967][ C1] __should_failslab+0xac/0xf0 [ 48.038758][ C1] should_failslab+0x9/0x20 [ 48.043291][ C1] kmem_cache_alloc+0x3b/0x320 [ 48.048091][ C1] ? handle_softirqs+0x1d7/0x600 [ 48.053052][ C1] ? __irq_exit_rcu+0x52/0xf0 [ 48.057756][ C1] ? __cfi_ip6_dst_gc+0x10/0x10 [ 48.062717][ C1] dst_alloc+0x16a/0x1e0 [ 48.066989][ C1] icmp6_dst_alloc+0xf8/0x510 [ 48.071709][ C1] ndisc_send_skb+0x2ad/0xcd0 [ 48.076413][ C1] ? __cfi_ndisc_send_skb+0x10/0x10 [ 48.081636][ C1] ? memset+0x35/0x40 [ 48.085679][ C1] ? __ndisc_fill_addr_option+0xd7/0x130 [ 48.091331][ C1] ndisc_send_rs+0x66a/0x870 [ 48.095947][ C1] addrconf_rs_timer+0x35a/0x600 [ 48.100912][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 48.106404][ C1] ? _raw_spin_lock_irq+0x95/0xf0 [ 48.111674][ C1] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 48.117307][ C1] ? wg_expired_retransmit_handshake+0xd8/0x250 [ 48.123587][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 48.129079][ C1] call_timer_fn+0x46/0x2a0 [ 48.133623][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 48.139113][ C1] __run_timers+0x646/0x9b0 [ 48.143675][ C1] ? calc_index+0x200/0x200 [ 48.148214][ C1] ? kvm_sched_clock_read+0x18/0x40 [ 48.153717][ C1] run_timer_softirq+0x6a/0xf0 [ 48.157420][ C0] FAULT_INJECTION: forcing a failure. [ 48.157420][ C0] name failslab, interval 1, probability 1, space 0, times 41 [ 48.158683][ C1] handle_softirqs+0x1d7/0x600 [ 48.176179][ C1] __irq_exit_rcu+0x52/0xf0 [ 48.180805][ C1] irq_exit_rcu+0x9/0x10 [ 48.185071][ C1] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 48.190737][ C1] [ 48.193689][ C1] [ 48.196650][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 48.202759][ C1] RIP: 0010:unwind_next_frame+0x0/0x660 [ 48.208473][ C1] Code: 03 38 c1 7c 9b 48 89 df e8 fd 50 81 00 eb 91 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 b8 b1 d2 a0 0a <55> 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 ec 28 48 89 fb 49 be [ 48.228117][ C1] RSP: 0018:ffffc9000dc4f500 EFLAGS: 00000202 [ 48.234219][ C1] RAX: 0000000000000001 RBX: ffffc9000dc4f5c0 RCX: 0000000001b89e00 [ 48.242218][ C1] RDX: dffffc0000000000 RSI: ffffffff852000cc RDI: ffffc9000dc4f508 [ 48.250218][ C1] RBP: ffffc9000dc4f590 R08: ffffc9000dc4f5d0 R09: ffffc9000dc4f5c8 [ 48.258217][ C1] R10: 000000000000000d R11: fffff52001b89ead R12: ffff88810f9a0000 [ 48.266390][ C1] R13: 1ffff11021f340b5 R14: ffffffff81620340 R15: ffffc9000dc4f508 [ 48.274387][ C1] ? __cfi_stack_trace_consume_entry+0x10/0x10 [ 48.280577][ C1] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 48.286678][ C1] ? arch_stack_walk+0x124/0x150 [ 48.291738][ C1] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 48.297842][ C1] stack_trace_save+0xa6/0xf0 [ 48.302548][ C1] ? __cfi_stack_trace_save+0x10/0x10 [ 48.307988][ C1] ? __stack_depot_save+0x36/0x490 [ 48.313231][ C1] ? memset+0x35/0x40 [ 48.317243][ C1] save_stack+0x121/0x230 [ 48.321612][ C1] ? kasan_set_track+0x4b/0x70 [ 48.326406][ C1] ? kasan_save_free_info+0x2b/0x40 [ 48.331719][ C1] ? ____kasan_slab_free+0x132/0x180 [ 48.337034][ C1] ? __reset_page_owner+0x190/0x190 [ 48.342261][ C1] ? free_unref_page_prepare+0x80c/0x820 [ 48.347942][ C1] ? free_unref_page_list+0x117/0x8d0 [ 48.353447][ C1] ? release_pages+0xc7e/0xce0 [ 48.358323][ C1] ? free_pages_and_swap_cache+0x86/0xa0 [ 48.364027][ C1] ? tlb_finish_mmu+0x1b2/0x380 [ 48.368939][ C1] ? exit_mmap+0x41d/0xc10 [ 48.373390][ C1] ? __mmput+0x92/0x340 [ 48.377580][ C1] ? mmput+0x4b/0x150 [ 48.381605][ C1] ? do_exit+0xa51/0x2850 [ 48.386401][ C1] ? do_group_exit+0x21b/0x2e0 [ 48.391203][ C1] ? __x64_sys_exit_group+0x3f/0x40 [ 48.396483][ C1] ? x64_sys_call+0x7b4/0x9a0 [ 48.401192][ C1] ? do_syscall_64+0x4c/0xa0 [ 48.405816][ C1] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 48.411921][ C1] ? cgroup_rstat_updated+0xf0/0x360 [ 48.417287][ C1] __reset_page_owner+0x54/0x190 [ 48.422257][ C1] free_unref_page_prepare+0x80c/0x820 [ 48.427748][ C1] free_unref_page_list+0x117/0x8d0 [ 48.432982][ C1] ? uncharge_folio+0x6c0/0x6c0 [ 48.437872][ C1] ? __kasan_check_read+0x11/0x20 [ 48.442928][ C1] ? __cfi_free_unref_page_list+0x10/0x10 [ 48.448685][ C1] ? __mem_cgroup_uncharge_list+0x99/0xc0 [ 48.454437][ C1] release_pages+0xc7e/0xce0 [ 48.459055][ C1] ? __cfi_release_pages+0x10/0x10 [ 48.464197][ C1] ? flush_tlb_mm_range+0x390/0x470 [ 48.469424][ C1] ? __kasan_check_read+0x11/0x20 [ 48.474476][ C1] free_pages_and_swap_cache+0x86/0xa0 [ 48.479969][ C1] tlb_finish_mmu+0x1b2/0x380 [ 48.484679][ C1] exit_mmap+0x41d/0xc10 [ 48.488967][ C1] ? perf_event_exit_event+0x530/0x530 [ 48.494583][ C1] ? __cfi_exit_mmap+0x10/0x10 [ 48.499505][ C1] ? __cfi_exit_aio+0x10/0x10 [ 48.504262][ C1] ? uprobe_clear_state+0x2c6/0x320 [ 48.509500][ C1] __mmput+0x92/0x340 [ 48.513612][ C1] mmput+0x4b/0x150 [ 48.517477][ C1] do_exit+0xa51/0x2850 [ 48.521706][ C1] ? lock_vma_under_rcu+0x3f8/0x4f0 [ 48.526948][ C1] ? __cfi_do_exit+0x10/0x10 [ 48.531582][ C1] ? __kasan_check_write+0x14/0x20 [ 48.536725][ C1] ? _raw_spin_lock_irq+0x95/0xf0 [ 48.541779][ C1] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 48.547355][ C1] ? xfd_validate_state+0x70/0x150 [ 48.552531][ C1] ? zap_other_threads+0x2c1/0x2f0 [ 48.557676][ C1] do_group_exit+0x21b/0x2e0 [ 48.562299][ C1] __x64_sys_exit_group+0x3f/0x40 [ 48.567450][ C1] x64_sys_call+0x7b4/0x9a0 [ 48.571988][ C1] do_syscall_64+0x4c/0xa0 [ 48.576541][ C1] ? clear_bhb_loop+0x30/0x80 [ 48.581261][ C1] ? clear_bhb_loop+0x30/0x80 [ 48.585979][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 48.591918][ C1] RIP: 0033:0x7f4cde19df99 [ 48.596362][ C1] Code: Unable to access opcode bytes at 0x7f4cde19df6f. [ 48.603414][ C1] RSP: 002b:00007ffc5515f8e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 48.612409][ C1] RAX: ffffffffffffffda RBX: 00007f4cde234880 RCX: 00007f4cde19df99 [ 48.620694][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000043 [ 48.629315][ C1] RBP: 00007f4cde20c420 R08: 0000000000000000 R09: 0000000000000002 [ 48.637368][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000000c [ 48.645634][ C1] R13: 0000000000000002 R14: 00007ffc5515fc38 R15: 000000000000000a [ 48.653732][ C1] [ 48.656780][ C0] CPU: 0 PID: 308 Comm: kworker/u4:3 Not tainted syzkaller #0 [ 48.664385][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 48.674498][ C0] Workqueue: events_unbound toggle_allocation_gate [ 48.681060][ C0] Call Trace: [ 48.684378][ C0] [ 48.687249][ C0] __dump_stack+0x21/0x24 [ 48.691719][ C0] dump_stack_lvl+0x110/0x170 [ 48.696461][ C0] ? __cfi_dump_stack_lvl+0x8/0x8 [ 48.701564][ C0] ? detach_entity_load_avg+0x790/0x790 [ 48.707170][ C0] dump_stack+0x15/0x24 [ 48.711403][ C0] should_fail_ex+0x3bf/0x510 [ 48.716131][ C0] __should_failslab+0xac/0xf0 [ 48.720942][ C0] should_failslab+0x9/0x20 [ 48.725531][ C0] kmem_cache_alloc_node+0x42/0x330 [ 48.730776][ C0] ? __alloc_skb+0xe8/0x4a0 [ 48.736096][ C0] __alloc_skb+0xe8/0x4a0 [ 48.740454][ C0] ndisc_send_rs+0x31d/0x870 [ 48.745163][ C0] ? ipv6_get_lladdr+0x1be/0x200 [ 48.750135][ C0] addrconf_rs_timer+0x35a/0x600 [ 48.755104][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 48.760596][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 48.766088][ C0] call_timer_fn+0x46/0x2a0 [ 48.770629][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 48.776130][ C0] __run_timers+0x646/0x9b0 [ 48.780675][ C0] ? calc_index+0x200/0x200 [ 48.785305][ C0] ? kvm_sched_clock_read+0x18/0x40 [ 48.790545][ C0] run_timer_softirq+0x6a/0xf0 [ 48.795434][ C0] handle_softirqs+0x1d7/0x600 [ 48.800331][ C0] __irq_exit_rcu+0x52/0xf0 [ 48.805329][ C0] irq_exit_rcu+0x9/0x10 [ 48.809603][ C0] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 48.815272][ C0] [ 48.818222][ C0] [ 48.821177][ C0] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 48.827191][ C0] RIP: 0010:smp_call_function_many_cond+0x854/0x940 [ 48.833918][ C0] Code: 41 8b 1f 89 de 83 e6 01 31 ff e8 77 72 09 00 83 e3 01 48 bb 00 00 00 00 00 fc ff df 75 0a e8 43 6e 09 00 e9 38 ff ff ff f3 90 <41> 0f b6 44 1d 00 84 c0 75 14 41 f7 07 01 00 00 00 0f 84 1a ff ff [ 48.853559][ C0] RSP: 0018:ffffc9000dbff840 EFLAGS: 00000293 [ 48.859752][ C0] RAX: ffffffff8167f820 RBX: dffffc0000000000 RCX: ffff88810fac6540 [ 48.867865][ C0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 48.875876][ C0] RBP: ffffc9000dbff978 R08: ffff8881f6e390d7 R09: 1ffff1103edc721a [ 48.883880][ C0] R10: 0000000000000000 R11: ffffffff8134b650 R12: 1ffff1103edc7218 [ 48.891909][ C0] R13: 1ffff1103ede78a5 R14: 0000000000000001 R15: ffff8881f6f3c528 [ 48.899915][ C0] ? __cfi_x2apic_send_IPI+0x10/0x10 [ 48.905250][ C0] ? smp_call_function_many_cond+0x870/0x940 [ 48.911268][ C0] ? __cfi_do_sync_core+0x10/0x10 [ 48.916325][ C0] ? smp_call_function_many+0x40/0x40 [ 48.921815][ C0] ? kmem_cache_alloc_bulk+0xf8/0x3c0 [ 48.927234][ C0] ? text_poke+0x30/0x30 [ 48.931514][ C0] ? preempt_schedule_thunk+0x16/0x18 [ 48.937037][ C0] ? __cfi_do_sync_core+0x10/0x10 [ 48.942118][ C0] on_each_cpu_cond_mask+0x43/0x80 [ 48.947304][ C0] text_poke_bp_batch+0x585/0x600 [ 48.952364][ C0] ? text_poke_loc_init+0x560/0x560 [ 48.957595][ C0] ? __kasan_check_write+0x14/0x20 [ 48.962745][ C0] ? mutex_lock+0x93/0x1b0 [ 48.967266][ C0] ? mutex_lock+0xa9/0x1b0 [ 48.971722][ C0] ? text_poke_queue+0xde/0x1a0 [ 48.976704][ C0] text_poke_finish+0x1a/0x30 [ 48.981443][ C0] arch_jump_label_transform_apply+0x15/0x30 [ 48.987484][ C0] __jump_label_update+0x38f/0x3b0 [ 48.992830][ C0] jump_label_update+0x39b/0x450 [ 48.998353][ C0] static_key_enable_cpuslocked+0x126/0x240 [ 49.004807][ C0] static_key_enable+0x1a/0x30 [ 49.009624][ C0] toggle_allocation_gate+0xba/0x440 [ 49.014968][ C0] ? __cfi_toggle_allocation_gate+0x10/0x10 [ 49.020896][ C0] ? _raw_spin_unlock+0x4c/0x70 [ 49.025821][ C0] ? finish_task_switch+0x16b/0x7c0 [ 49.031051][ C0] ? __schedule+0xbea/0x14b0 [ 49.035694][ C0] process_one_work+0x717/0xc30 [ 49.040590][ C0] worker_thread+0xa4d/0x11d0 [ 49.045340][ C0] kthread+0x281/0x320 [ 49.049612][ C0] ? __cfi_worker_thread+0x10/0x10 [ 49.054750][ C0] ? __cfi_kthread+0x10/0x10 [ 49.059399][ C0] ret_from_fork+0x1f/0x30 [ 49.063896][ C0] [ 49.066996][ T91] CPU: 1 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 49.073806][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 49.084426][ T91] Call Trace: [ 49.087736][ T91] [ 49.090692][ T91] __dump_stack+0x21/0x24 [ 49.095053][ T91] dump_stack_lvl+0x110/0x170 [ 49.099764][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 49.104811][ T91] ? __schedule+0xbea/0x14b0 [ 49.109432][ T91] dump_stack+0x15/0x24 [ 49.113612][ T91] should_fail_ex+0x3bf/0x510 [ 49.118310][ T91] __should_failslab+0xac/0xf0 [ 49.123101][ T91] should_failslab+0x9/0x20 [ 49.127658][ T91] kmem_cache_alloc_node+0x42/0x330 [ 49.132910][ T91] ? __alloc_skb+0xe8/0x4a0 [ 49.137444][ T91] ? __kasan_check_write+0x14/0x20 [ 49.142580][ T91] __alloc_skb+0xe8/0x4a0 [ 49.147024][ T91] alloc_skb_with_frags+0xa8/0x620 [ 49.152174][ T91] ? memcpy+0x56/0x70 [ 49.156181][ T91] sock_alloc_send_pskb+0x87f/0x9a0 [ 49.161438][ T91] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 49.167216][ T91] ? __kasan_check_write+0x14/0x20 [ 49.172355][ T91] ? _raw_spin_lock+0x94/0xf0 [ 49.177110][ T91] ? __cfi__raw_spin_lock+0x10/0x10 [ 49.182340][ T91] unix_dgram_sendmsg+0x5c1/0x1710 [ 49.187490][ T91] ? selinux_socket_sendmsg+0x22f/0x340 [ 49.193102][ T91] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 49.199032][ T91] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 49.204614][ T91] ? security_socket_sendmsg+0x93/0xb0 [ 49.210103][ T91] __sys_sendto+0x4ac/0x660 [ 49.214636][ T91] ? __cfi___sys_sendto+0x10/0x10 [ 49.219693][ T91] ? __cfi_do_syslog+0x10/0x10 [ 49.224573][ T91] ? __sys_connect+0x267/0x460 [ 49.229507][ T91] ? __this_cpu_preempt_check+0x13/0x20 [ 49.235189][ T91] ? xfd_validate_state+0x70/0x150 [ 49.240560][ T91] ? __kasan_check_write+0x14/0x20 [ 49.245878][ T91] __x64_sys_sendto+0xe5/0x100 [ 49.250672][ T91] x64_sys_call+0x83/0x9a0 [ 49.255325][ T91] do_syscall_64+0x4c/0xa0 [ 49.259803][ T91] ? clear_bhb_loop+0x30/0x80 [ 49.264599][ T91] ? clear_bhb_loop+0x30/0x80 [ 49.269335][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 49.275265][ T91] RIP: 0033:0x7f246be89407 [ 49.279836][ T91] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 49.299579][ T91] RSP: 002b:00007ffd1aeb9a70 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 49.308089][ T91] RAX: ffffffffffffffda RBX: 00007f246bd39c80 RCX: 00007f246be89407 [ 49.316196][ T91] RDX: 000000000000004a RSI: 00007ffd1aeb9bb0 RDI: 0000000000000003 [ 49.324206][ T91] RBP: 00007ffd1aeb9fe0 R08: 0000000000000000 R09: 0000000000000000 [ 49.332660][ T91] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffd1aeb9ff8 [ 49.340773][ T91] R13: 00007ffd1aeb9bb0 R14: 000000000000002f R15: 00007ffd1aeb9bb0 [ 49.348874][ T91] [ 49.353740][ T288] FAULT_INJECTION: forcing a failure. [ 49.353740][ T288] name failslab, interval 1, probability 1, space 0, times 38 [ 49.389994][ T288] CPU: 1 PID: 288 Comm: syz-executor Not tainted syzkaller #0 [ 49.398073][ T288] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 49.408177][ T288] Call Trace: [ 49.411594][ T288] [ 49.414649][ T288] __dump_stack+0x21/0x24 [ 49.419122][ T288] dump_stack_lvl+0x110/0x170 [ 49.423858][ T288] ? __cfi_dump_stack_lvl+0x8/0x8 [ 49.423876][ T324] FAULT_INJECTION: forcing a failure. [ 49.423876][ T324] name failslab, interval 1, probability 1, space 0, times 38 [ 49.441599][ T288] dump_stack+0x15/0x24 [ 49.445805][ T288] should_fail_ex+0x3bf/0x510 [ 49.450572][ T288] __should_failslab+0xac/0xf0 [ 49.455388][ T288] should_failslab+0x9/0x20 [ 49.459932][ T288] __kmem_cache_alloc_node+0x3d/0x2d0 [ 49.465380][ T288] ? fib_create_info+0x8a6/0x1fc0 [ 49.470472][ T288] ? fib_create_info+0x8a6/0x1fc0 [ 49.475528][ T288] __kmalloc+0xa4/0x1e0 [ 49.479714][ T288] fib_create_info+0x8a6/0x1fc0 [ 49.484600][ T288] ? _raw_spin_unlock_bh+0x50/0x60 [ 49.489751][ T288] ? fib_release_info+0x56b/0x610 [ 49.494824][ T288] fib_table_insert+0xaf/0x1de0 [ 49.500236][ T288] ? fib_new_table+0x10d/0x2b0 [ 49.505034][ T288] fib_add_ifaddr+0x879/0xdb0 [ 49.509879][ T288] ? __sys_sendto+0x4ac/0x660 [ 49.514681][ T288] ? __cfi_fib_add_ifaddr+0x10/0x10 [ 49.520263][ T288] ? arp_mc_map+0x502/0x920 [ 49.524820][ T288] ? __kasan_check_write+0x14/0x20 [ 49.529960][ T288] ? igmpv3_del_delrec+0x6e0/0x6e0 [ 49.535280][ T288] ? __local_bh_enable_ip+0x58/0x80 [ 49.540517][ T288] ? _raw_spin_unlock_bh+0x50/0x60 [ 49.545660][ T288] ? igmpv3_del_delrec+0x607/0x6e0 [ 49.550815][ T288] ? __cfi_inetdev_event+0x10/0x10 [ 49.556014][ T288] fib_netdev_event+0x22e/0x5a0 [ 49.561010][ T288] raw_notifier_call_chain+0xa1/0x110 [ 49.566421][ T288] __dev_notify_flags+0x2f4/0x5b0 [ 49.571499][ T288] ? __dev_change_flags+0x12d/0x6b0 [ 49.576739][ T288] ? __cfi___dev_notify_flags+0x10/0x10 [ 49.582417][ T288] ? __dev_change_flags+0x4dc/0x6b0 [ 49.587657][ T288] ? __cfi_stack_trace_consume_entry+0x10/0x10 [ 49.593856][ T288] ? __cfi___dev_change_flags+0x10/0x10 [ 49.599445][ T288] dev_change_flags+0xe3/0x1a0 [ 49.604482][ T288] do_setlink+0xc02/0x2a10 [ 49.608949][ T288] ? kasan_set_track+0x4b/0x70 [ 49.616885][ T288] ? nlmsg_parse_deprecated_strict+0x110/0x110 [ 49.623353][ T288] ? rtnetlink_rcv_msg+0xb28/0xde0 [ 49.628517][ T288] ? memset+0x35/0x40 [ 49.632528][ T288] ? __nla_validate_parse+0x1f75/0x2980 [ 49.638118][ T288] ? __nla_validate+0x60/0x60 [ 49.643191][ T288] rtnl_newlink+0x17d7/0x20d0 [ 49.648197][ T288] ? memcpy+0x56/0x70 [ 49.652576][ T288] ? rtnl_newlink+0x4d1/0x20d0 [ 49.657984][ T288] ? __cfi_rtnl_newlink+0x10/0x10 [ 49.663130][ T288] ? selinux_capable+0x2b6/0x3b0 [ 49.668096][ T288] ? __cfi_selinux_capable+0x10/0x10 [ 49.673477][ T288] ? __cfi_mutex_lock+0x10/0x10 [ 49.678376][ T288] ? ns_capable+0x8c/0xf0 [ 49.682797][ T288] ? netlink_net_capable+0x125/0x160 [ 49.688143][ T288] ? __cfi_rtnl_newlink+0x10/0x10 [ 49.693199][ T288] rtnetlink_rcv_msg+0xb28/0xde0 [ 49.698268][ T288] ? __cfi_rtnetlink_rcv_msg+0x10/0x10 [ 49.703769][ T288] ? __kernel_text_address+0xd/0x30 [ 49.709030][ T288] ? avc_has_perm_noaudit+0x390/0x490 [ 49.714444][ T288] ? memcpy+0x56/0x70 [ 49.718477][ T288] ? avc_has_perm_noaudit+0x30a/0x490 [ 49.723882][ T288] ? __cfi_avc_has_perm_noaudit+0x10/0x10 [ 49.729806][ T288] ? kasan_save_alloc_info+0x1f/0x30 [ 49.735210][ T288] ? avc_has_perm+0x163/0x250 [ 49.739927][ T288] ? __alloc_skb+0x226/0x4a0 [ 49.744546][ T288] ? netlink_sendmsg+0x635/0xbd0 [ 49.749518][ T288] ? __sys_sendto+0x4ac/0x660 [ 49.754228][ T288] ? __cfi_avc_has_perm+0x10/0x10 [ 49.759370][ T288] ? selinux_nlmsg_lookup+0x38f/0x440 [ 49.764788][ T288] netlink_rcv_skb+0x200/0x450 [ 49.769579][ T288] ? __cfi_rtnetlink_rcv_msg+0x10/0x10 [ 49.775083][ T288] ? __cfi_netlink_rcv_skb+0x10/0x10 [ 49.780406][ T288] ? __netlink_lookup+0x387/0x3b0 [ 49.785563][ T288] rtnetlink_rcv+0x1c/0x20 [ 49.790035][ T288] netlink_unicast+0x8c1/0xa60 [ 49.794850][ T288] netlink_sendmsg+0x8b9/0xbd0 [ 49.799649][ T288] ? __cfi_netlink_sendmsg+0x10/0x10 [ 49.804961][ T288] ? security_socket_sendmsg+0x93/0xb0 [ 49.810536][ T288] __sys_sendto+0x4ac/0x660 [ 49.815260][ T288] ? __cfi___sys_sendto+0x10/0x10 [ 49.820315][ T288] ? blkcg_maybe_throttle_current+0x1e0/0xa20 [ 49.826427][ T288] ? __cfi_blkcg_maybe_throttle_current+0x10/0x10 [ 49.832876][ T288] ? fput+0x15b/0x1a0 [ 49.836898][ T288] __x64_sys_sendto+0xe5/0x100 [ 49.841691][ T288] x64_sys_call+0x83/0x9a0 [ 49.846152][ T288] do_syscall_64+0x4c/0xa0 [ 49.850765][ T288] ? clear_bhb_loop+0x30/0x80 [ 49.855461][ T288] ? clear_bhb_loop+0x30/0x80 [ 49.860244][ T288] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 49.866172][ T288] RIP: 0033:0x7f6183559117 [ 49.870608][ T288] Code: 48 89 fa 4c 89 df e8 a8 56 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 49.890589][ T288] RSP: 002b:00007ffc18fddfc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 49.899065][ T288] RAX: ffffffffffffffda RBX: 0000555558d79500 RCX: 00007f6183559117 [ 49.907068][ T288] RDX: 0000000000000020 RSI: 00007f6184354670 RDI: 0000000000000003 [ 49.915362][ T288] RBP: 0000000000000001 R08: 00007ffc18fde024 R09: 000000000000000c [ 49.923407][ T288] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003 [ 49.931490][ T288] R13: 0000000000000000 R14: 00007f6184354670 R15: 0000000000000000 [ 49.939579][ T288] [ 49.942726][ T324] CPU: 0 PID: 324 Comm: syz-executor Not tainted syzkaller #0 [ 49.950246][ T324] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 49.960344][ T324] Call Trace: [ 49.963673][ T324] [ 49.966629][ T324] __dump_stack+0x21/0x24 [ 49.971012][ T324] dump_stack_lvl+0x110/0x170 [ 49.975716][ T324] ? __cfi_dump_stack_lvl+0x8/0x8 [ 49.980785][ T324] dump_stack+0x15/0x24 [ 49.984975][ T324] should_fail_ex+0x3bf/0x510 [ 49.989726][ T324] ? vm_area_dup+0x27/0x280 [ 49.994362][ T324] __should_failslab+0xac/0xf0 [ 49.999213][ T324] should_failslab+0x9/0x20 [ 50.003968][ T324] kmem_cache_alloc+0x3b/0x320 [ 50.008829][ T324] vm_area_dup+0x27/0x280 [ 50.013199][ T324] ? __split_vma+0x1b0/0x980 [ 50.017827][ T324] __split_vma+0x1c6/0x980 [ 50.022287][ T324] ? mas_find+0xdf/0x380 [ 50.026571][ T324] do_mas_align_munmap+0x787/0x1330 [ 50.031827][ T324] ? mas_state_walk+0x7ab/0xa80 [ 50.036729][ T324] ? do_mas_munmap+0x2b0/0x2b0 [ 50.041703][ T324] ? mas_walk+0x207/0x250 [ 50.046059][ T324] do_mas_munmap+0x23d/0x2b0 [ 50.050689][ T324] mmap_region+0x89e/0x2130 [ 50.055224][ T324] ? __cfi_avc_has_perm+0x10/0x10 [ 50.060272][ T324] ? __cfi_mmap_region+0x10/0x10 [ 50.065250][ T324] ? cap_mmap_addr+0x165/0x2e0 [ 50.070131][ T324] ? get_unmapped_area+0x30c/0x370 [ 50.075269][ T324] ? file_mmap_ok+0x127/0x180 [ 50.080066][ T324] do_mmap+0x858/0xdd0 [ 50.084170][ T324] ? __cfi_do_mmap+0x10/0x10 [ 50.088884][ T324] vm_mmap_pgoff+0x206/0x3f0 [ 50.093550][ T324] ? __cfi_vm_mmap_pgoff+0x10/0x10 [ 50.098685][ T324] ? __fget_files+0x2d1/0x330 [ 50.103400][ T324] ksys_mmap_pgoff+0x161/0x1d0 [ 50.108198][ T324] __x64_sys_mmap+0xfa/0x110 [ 50.112814][ T324] x64_sys_call+0x8fd/0x9a0 [ 50.117368][ T324] do_syscall_64+0x4c/0xa0 [ 50.121811][ T324] ? clear_bhb_loop+0x30/0x80 [ 50.126513][ T324] ? clear_bhb_loop+0x30/0x80 [ 50.131213][ T324] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 50.137135][ T324] RIP: 0033:0x7f2cf359dd02 [ 50.141578][ T324] Code: 4f 01 00 0f 1f 44 00 00 41 f7 c1 ff 0f 00 00 75 27 55 89 cd 53 48 89 fb 48 85 ff 74 3b 41 89 ea 48 89 df b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 6e 5b 5d c3 0f 1f 00 48 c7 c0 e8 ff ff ff 64 [ 50.161240][ T324] RSP: 002b:00007fff41448a08 EFLAGS: 00000206 ORIG_RAX: 0000000000000009 [ 50.169679][ T324] RAX: ffffffffffffffda RBX: 00007f2cf27fb000 RCX: 00007f2cf359dd02 [ 50.177681][ T324] RDX: 0000000000000003 RSI: 0000000000400000 RDI: 00007f2cf27fb000 [ 50.185692][ T324] RBP: 0000000000000011 R08: 00000000000000da R09: 0000000000000000 [ 50.193696][ T324] R10: 0000000000000011 R11: 0000000000000206 R12: 0000000000000003 [ 50.201689][ T324] R13: 0000000000000003 R14: 00007fff41448c78 R15: 0000000000000000 [ 50.209689][ T324] [ 50.225052][ T91] FAULT_INJECTION: forcing a failure. [ 50.225052][ T91] name failslab, interval 1, probability 1, space 0, times 37 [ 50.238188][ T91] CPU: 1 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 50.245005][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 50.255089][ T91] Call Trace: [ 50.258398][ T91] [ 50.261358][ T91] __dump_stack+0x21/0x24 [ 50.265755][ T91] dump_stack_lvl+0x110/0x170 [ 50.270501][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 50.275581][ T91] ? __schedule+0xbea/0x14b0 [ 50.280335][ T91] dump_stack+0x15/0x24 [ 50.284571][ T91] should_fail_ex+0x3bf/0x510 [ 50.289312][ T91] __should_failslab+0xac/0xf0 [ 50.289443][ T325] FAULT_INJECTION: forcing a failure. [ 50.289443][ T325] name failslab, interval 1, probability 1, space 0, times 37 [ 50.294129][ T91] should_failslab+0x9/0x20 [ 50.311366][ T91] kmem_cache_alloc_node+0x42/0x330 [ 50.316656][ T91] ? __alloc_skb+0xe8/0x4a0 [ 50.321191][ T91] ? __kasan_check_write+0x14/0x20 [ 50.326337][ T91] __alloc_skb+0xe8/0x4a0 [ 50.330706][ T91] alloc_skb_with_frags+0xa8/0x620 [ 50.335846][ T91] ? memcpy+0x56/0x70 [ 50.339859][ T91] sock_alloc_send_pskb+0x87f/0x9a0 [ 50.345135][ T91] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 50.351092][ T91] ? __kasan_check_write+0x14/0x20 [ 50.356269][ T91] ? _raw_spin_lock+0x94/0xf0 [ 50.361165][ T91] ? __cfi__raw_spin_lock+0x10/0x10 [ 50.366413][ T91] unix_dgram_sendmsg+0x5c1/0x1710 [ 50.371667][ T91] ? selinux_socket_sendmsg+0x22f/0x340 [ 50.377259][ T91] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 50.383363][ T91] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 50.388983][ T91] ? security_socket_sendmsg+0x93/0xb0 [ 50.394475][ T91] __sys_sendto+0x4ac/0x660 [ 50.399008][ T91] ? __cfi___sys_sendto+0x10/0x10 [ 50.404068][ T91] ? __cfi_do_syslog+0x10/0x10 [ 50.408872][ T91] ? __sys_connect+0x267/0x460 [ 50.413703][ T91] ? __this_cpu_preempt_check+0x13/0x20 [ 50.419304][ T91] ? xfd_validate_state+0x70/0x150 [ 50.424460][ T91] ? __kasan_check_write+0x14/0x20 [ 50.429597][ T91] __x64_sys_sendto+0xe5/0x100 [ 50.434431][ T91] x64_sys_call+0x83/0x9a0 [ 50.438877][ T91] do_syscall_64+0x4c/0xa0 [ 50.443325][ T91] ? clear_bhb_loop+0x30/0x80 [ 50.448024][ T91] ? clear_bhb_loop+0x30/0x80 [ 50.452740][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 50.458674][ T91] RIP: 0033:0x7f246be89407 [ 50.463144][ T91] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 50.482870][ T91] RSP: 002b:00007ffd1aeb9a70 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 50.491416][ T91] RAX: ffffffffffffffda RBX: 00007f246bd39c80 RCX: 00007f246be89407 [ 50.499516][ T91] RDX: 000000000000008b RSI: 00007ffd1aeb9bb0 RDI: 0000000000000003 [ 50.507523][ T91] RBP: 00007ffd1aeb9fe0 R08: 0000000000000000 R09: 0000000000000000 [ 50.515536][ T91] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffd1aeb9ff8 [ 50.523551][ T91] R13: 00007ffd1aeb9bb0 R14: 0000000000000070 R15: 00007ffd1aeb9bb0 [ 50.531660][ T91] [ 50.534710][ T325] CPU: 0 PID: 325 Comm: syz-executor Not tainted syzkaller #0 [ 50.542227][ T325] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 50.552320][ T325] Call Trace: [ 50.555639][ T325] [ 50.558593][ T325] __dump_stack+0x21/0x24 [ 50.562960][ T325] dump_stack_lvl+0x110/0x170 [ 50.567663][ T325] ? __cfi_dump_stack_lvl+0x8/0x8 [ 50.572710][ T325] ? memcpy+0x56/0x70 [ 50.576731][ T325] dump_stack+0x15/0x24 [ 50.580913][ T325] should_fail_ex+0x3bf/0x510 [ 50.585613][ T325] __should_failslab+0xac/0xf0 [ 50.590404][ T325] should_failslab+0x9/0x20 [ 50.594936][ T325] slab_pre_alloc_hook+0x30/0x1d0 [ 50.600078][ T325] kmem_cache_alloc_lru+0x49/0x280 [ 50.605315][ T325] ? __d_alloc+0x34/0x6d0 [ 50.609678][ T325] __d_alloc+0x34/0x6d0 [ 50.613875][ T325] d_alloc+0x48/0x260 [ 50.617902][ T325] ? lookup_one_qstr_excl+0xb6/0x270 [ 50.623244][ T325] lookup_one_qstr_excl+0xcb/0x270 [ 50.628481][ T325] filename_create+0x23d/0x440 [ 50.633281][ T325] ? kern_path_create+0x1b0/0x1b0 [ 50.638332][ T325] do_mkdirat+0x5c/0x4d0 [ 50.642609][ T325] ? getname_flags+0x205/0x510 [ 50.647427][ T325] __x64_sys_mkdir+0x6e/0x80 [ 50.652061][ T325] x64_sys_call+0x966/0x9a0 [ 50.656601][ T325] do_syscall_64+0x4c/0xa0 [ 50.661056][ T325] ? clear_bhb_loop+0x30/0x80 [ 50.665759][ T325] ? clear_bhb_loop+0x30/0x80 [ 50.670465][ T325] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 50.676386][ T325] RIP: 0033:0x7f5ac95cb367 [ 50.680849][ T325] Code: 94 c0 48 8b 54 24 48 64 48 2b 14 25 28 00 00 00 75 08 0f b6 c0 48 83 c4 58 c3 e8 44 51 fd ff 0f 1f 40 00 b8 53 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 [ 50.700690][ T325] RSP: 002b:00007ffcbe181698 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 50.709133][ T325] RAX: ffffffffffffffda RBX: 00007ffcbe1817c2 RCX: 00007f5ac95cb367 [ 50.717330][ T325] RDX: 0000000009dfe5c7 RSI: 00000000000001c0 RDI: 00007ffcbe1817b0 [ 50.725329][ T325] RBP: 8421084210842109 R08: 0000000000000000 R09: 0000000000000000 [ 50.733331][ T325] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000009dfe5c7 [ 50.741325][ T325] R13: 00007ffcbe1817c2 R14: 0000000000000004 R15: 00007f5ac965b080 [ 50.749334][ T325] [ 50.753006][ T312] FAULT_INJECTION: forcing a failure. [ 50.753006][ T312] name failslab, interval 1, probability 1, space 0, times 35 [ 50.769734][ T312] CPU: 0 PID: 312 Comm: kworker/0:3 Not tainted syzkaller #0 [ 50.777188][ T312] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 50.787288][ T312] Workqueue: ipv6_addrconf addrconf_dad_work [ 50.793659][ T91] FAULT_INJECTION: forcing a failure. [ 50.793659][ T91] name failslab, interval 1, probability 1, space 0, times 33 [ 50.793747][ T312] Call Trace: [ 50.809780][ T312] [ 50.812732][ T312] __dump_stack+0x21/0x24 [ 50.817101][ T312] dump_stack_lvl+0x110/0x170 [ 50.821804][ T312] ? __cfi_dump_stack_lvl+0x8/0x8 [ 50.826891][ T312] ? _raw_spin_unlock_irqrestore+0x5a/0x80 [ 50.832727][ T312] ? ref_tracker_alloc+0x345/0x4a0 [ 50.837875][ T312] dump_stack+0x15/0x24 [ 50.842062][ T312] should_fail_ex+0x3bf/0x510 [ 50.846774][ T312] __should_failslab+0xac/0xf0 [ 50.851577][ T312] should_failslab+0x9/0x20 [ 50.856104][ T312] __kmem_cache_alloc_node+0x3d/0x2d0 [ 50.861518][ T312] ? dst_cow_metrics_generic+0x55/0x1c0 [ 50.867141][ T312] ? dst_cow_metrics_generic+0x55/0x1c0 [ 50.872823][ T312] kmalloc_trace+0x29/0xb0 [ 50.877270][ T312] dst_cow_metrics_generic+0x55/0x1c0 [ 50.882700][ T312] icmp6_dst_alloc+0x389/0x510 [ 50.887521][ T312] ndisc_send_skb+0x2ad/0xcd0 [ 50.892241][ T312] ? __cfi_ndisc_send_skb+0x10/0x10 [ 50.897654][ T312] ? __kasan_check_write+0x14/0x20 [ 50.902802][ T312] ? __build_skb_around+0x24c/0x470 [ 50.908033][ T312] ? ndisc_ns_create+0x60d/0x920 [ 50.913002][ T312] ndisc_send_ns+0xd4/0x160 [ 50.917538][ T312] ? __cfi_ndisc_send_ns+0x10/0x10 [ 50.922670][ T312] ? mod_delayed_work_on+0xa8/0xe0 [ 50.928085][ T312] addrconf_dad_work+0x9d6/0x14a0 [ 50.933143][ T312] ? __cfi_addrconf_dad_work+0x10/0x10 [ 50.938640][ T312] ? __kasan_check_write+0x14/0x20 [ 50.943777][ T312] ? _raw_spin_lock_irq+0x95/0xf0 [ 50.948830][ T312] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 50.954425][ T312] ? bpf_prog_free_deferred+0x614/0x720 [ 50.960086][ T312] process_one_work+0x717/0xc30 [ 50.964973][ T312] worker_thread+0xa4d/0x11d0 [ 50.967783][ T278] FAULT_INJECTION: forcing a failure. [ 50.967783][ T278] name failslab, interval 1, probability 1, space 0, times 33 [ 50.969692][ T312] kthread+0x281/0x320 [ 50.986492][ T312] ? __cfi_worker_thread+0x10/0x10 [ 50.991653][ T312] ? __cfi_kthread+0x10/0x10 [ 50.996273][ T312] ret_from_fork+0x1f/0x30 [ 51.000726][ T312] [ 51.003769][ T91] CPU: 1 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 51.010628][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 51.020739][ T91] Call Trace: [ 51.024251][ T91] [ 51.027463][ T91] __dump_stack+0x21/0x24 [ 51.031933][ T91] dump_stack_lvl+0x110/0x170 [ 51.036632][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 51.041681][ T91] ? __schedule+0xbea/0x14b0 [ 51.046308][ T91] dump_stack+0x15/0x24 [ 51.050735][ T91] should_fail_ex+0x3bf/0x510 [ 51.055478][ T91] __should_failslab+0xac/0xf0 [ 51.060280][ T91] should_failslab+0x9/0x20 [ 51.064856][ T91] kmem_cache_alloc_node+0x42/0x330 [ 51.070082][ T91] ? __alloc_skb+0xe8/0x4a0 [ 51.074606][ T91] ? __kasan_check_write+0x14/0x20 [ 51.079740][ T91] __alloc_skb+0xe8/0x4a0 [ 51.084088][ T91] alloc_skb_with_frags+0xa8/0x620 [ 51.089228][ T91] ? memcpy+0x56/0x70 [ 51.093419][ T91] sock_alloc_send_pskb+0x87f/0x9a0 [ 51.098649][ T91] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 51.104419][ T91] ? __kasan_check_write+0x14/0x20 [ 51.109597][ T91] ? _raw_spin_lock+0x94/0xf0 [ 51.114304][ T91] ? __cfi__raw_spin_lock+0x10/0x10 [ 51.119650][ T91] unix_dgram_sendmsg+0x5c1/0x1710 [ 51.124817][ T91] ? selinux_socket_sendmsg+0x22f/0x340 [ 51.130412][ T91] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 51.136360][ T91] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 51.142007][ T91] ? security_socket_sendmsg+0x93/0xb0 [ 51.147709][ T91] __sys_sendto+0x4ac/0x660 [ 51.152262][ T91] ? __cfi___sys_sendto+0x10/0x10 [ 51.157348][ T91] ? __cfi_do_syslog+0x10/0x10 [ 51.162157][ T91] ? __sys_connect+0x267/0x460 [ 51.167836][ T91] ? __this_cpu_preempt_check+0x13/0x20 [ 51.173518][ T91] ? xfd_validate_state+0x70/0x150 [ 51.178678][ T91] ? __kasan_check_write+0x14/0x20 [ 51.183839][ T91] __x64_sys_sendto+0xe5/0x100 [ 51.188644][ T91] x64_sys_call+0x83/0x9a0 [ 51.193180][ T91] do_syscall_64+0x4c/0xa0 [ 51.197632][ T91] ? clear_bhb_loop+0x30/0x80 [ 51.202331][ T91] ? clear_bhb_loop+0x30/0x80 [ 51.207033][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 51.213219][ T91] RIP: 0033:0x7f246be89407 [ 51.217667][ T91] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 51.237429][ T91] RSP: 002b:00007ffd1aeb9a70 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 51.246049][ T91] RAX: ffffffffffffffda RBX: 00007f246bd39c80 RCX: 00007f246be89407 [ 51.254145][ T91] RDX: 0000000000000059 RSI: 00007ffd1aeb9bb0 RDI: 0000000000000003 [ 51.262152][ T91] RBP: 00007ffd1aeb9fe0 R08: 0000000000000000 R09: 0000000000000000 [ 51.270413][ T91] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffd1aeb9ff8 [ 51.278842][ T91] R13: 00007ffd1aeb9bb0 R14: 000000000000003e R15: 00007ffd1aeb9bb0 [ 51.286845][ T91] [ 51.290024][ T278] CPU: 0 PID: 278 Comm: syz-executor Not tainted syzkaller #0 [ 51.290492][ C1] FAULT_INJECTION: forcing a failure. [ 51.290492][ C1] name failslab, interval 1, probability 1, space 0, times 33 [ 51.297710][ T278] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 51.297757][ T278] Call Trace: [ 51.297763][ T278] [ 51.297771][ T278] __dump_stack+0x21/0x24 [ 51.331545][ T278] dump_stack_lvl+0x110/0x170 [ 51.336275][ T278] ? __cfi_dump_stack_lvl+0x8/0x8 [ 51.341361][ T278] dump_stack+0x15/0x24 [ 51.345574][ T278] should_fail_ex+0x3bf/0x510 [ 51.350405][ T278] ? security_inode_alloc+0x33/0x120 [ 51.355734][ T278] __should_failslab+0xac/0xf0 [ 51.360529][ T278] should_failslab+0x9/0x20 [ 51.365067][ T278] kmem_cache_alloc+0x3b/0x320 [ 51.369951][ T278] security_inode_alloc+0x33/0x120 [ 51.375094][ T278] inode_init_always+0x6ee/0x950 [ 51.380068][ T278] new_inode_pseudo+0xa2/0x1f0 [ 51.384859][ T278] create_pipe_files+0x4f/0x6c0 [ 51.389833][ T278] __do_pipe_flags+0x4f/0x200 [ 51.394544][ T278] do_pipe2+0xa7/0x190 [ 51.398679][ T278] ? pipe_fcntl+0x510/0x510 [ 51.403297][ T278] ? debug_smp_processor_id+0x17/0x20 [ 51.408699][ T278] __x64_sys_pipe2+0x5a/0x70 [ 51.413324][ T278] x64_sys_call+0x258/0x9a0 [ 51.417953][ T278] do_syscall_64+0x4c/0xa0 [ 51.422492][ T278] ? clear_bhb_loop+0x30/0x80 [ 51.427192][ T278] ? clear_bhb_loop+0x30/0x80 [ 51.431890][ T278] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 51.437825][ T278] RIP: 0033:0x7f44f199cfc9 [ 51.442269][ T278] Code: 38 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 eb aa e8 ea 34 00 00 66 2e 0f 1f 84 00 00 00 00 00 31 f6 b8 25 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 07 c3 66 0f 1f 44 00 00 48 c7 c2 e8 ff ff ff [ 51.462089][ T278] RSP: 002b:00007ffe35ccc498 EFLAGS: 00000246 ORIG_RAX: 0000000000000125 [ 51.470586][ T278] RAX: ffffffffffffffda RBX: 000055558f7aa1e0 RCX: 00007f44f199cfc9 [ 51.478582][ T278] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007ffe35ccc4a8 [ 51.486572][ T278] RBP: 00007ffe35ccca80 R08: 0000000000000000 R09: 0000000000000000 [ 51.494565][ T278] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe35ccc5e0 [ 51.502555][ T278] R13: 000055558f7a5990 R14: 000055558f7ab738 R15: 0000000000000000 [ 51.510642][ T278] [ 51.513689][ C1] CPU: 1 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 51.519867][ T288] FAULT_INJECTION: forcing a failure. [ 51.519867][ T288] name failslab, interval 1, probability 1, space 0, times 32 [ 51.520491][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 51.543247][ C1] Call Trace: [ 51.546551][ C1] [ 51.549419][ C1] __dump_stack+0x21/0x24 [ 51.553790][ C1] dump_stack_lvl+0x110/0x170 [ 51.558512][ C1] ? __cfi_dump_stack_lvl+0x8/0x8 [ 51.563599][ C1] ? stack_trace_save+0xa6/0xf0 [ 51.568503][ C1] dump_stack+0x15/0x24 [ 51.572867][ C1] should_fail_ex+0x3bf/0x510 [ 51.577565][ C1] ? dst_alloc+0x16a/0x1e0 [ 51.582010][ C1] __should_failslab+0xac/0xf0 [ 51.586940][ C1] should_failslab+0x9/0x20 [ 51.591488][ C1] kmem_cache_alloc+0x3b/0x320 [ 51.596289][ C1] ? handle_softirqs+0x1d7/0x600 [ 51.601269][ C1] ? __irq_exit_rcu+0x52/0xf0 [ 51.605982][ C1] ? __cfi_ip6_dst_gc+0x10/0x10 [ 51.610865][ C1] dst_alloc+0x16a/0x1e0 [ 51.615221][ C1] icmp6_dst_alloc+0xf8/0x510 [ 51.619934][ C1] ndisc_send_skb+0x2ad/0xcd0 [ 51.624637][ C1] ? __cfi_ndisc_send_skb+0x10/0x10 [ 51.629859][ C1] ? memcpy+0x56/0x70 [ 51.633872][ C1] ? __ndisc_fill_addr_option+0xde/0x130 [ 51.639536][ C1] ndisc_send_rs+0x66a/0x870 [ 51.644192][ C1] addrconf_rs_timer+0x35a/0x600 [ 51.649165][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 51.654651][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 51.660157][ C1] call_timer_fn+0x46/0x2a0 [ 51.664694][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 51.670268][ C1] __run_timers+0x646/0x9b0 [ 51.674808][ C1] ? calc_index+0x200/0x200 [ 51.679365][ C1] ? kvm_sched_clock_read+0x18/0x40 [ 51.684683][ C1] run_timer_softirq+0x6a/0xf0 [ 51.689530][ C1] handle_softirqs+0x1d7/0x600 [ 51.694431][ C1] __irq_exit_rcu+0x52/0xf0 [ 51.698974][ C1] irq_exit_rcu+0x9/0x10 [ 51.703429][ C1] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 51.709142][ C1] [ 51.712118][ C1] [ 51.715083][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 51.721148][ C1] RIP: 0010:preempt_schedule_irq+0xa5/0x120 [ 51.727089][ C1] Code: 44 24 20 00 02 00 00 43 c6 44 37 04 f8 74 0b 0f 0b 48 f7 03 08 00 00 00 74 4d bf 01 00 00 00 e8 d1 fb 4c fc fb bf 01 00 00 00 46 e5 ff ff fa bf 01 00 00 00 e8 7b fd 4c fc 65 48 8b 1d c3 d4 [ 51.746742][ C1] RSP: 0018:ffffc900009c7540 EFLAGS: 00000246 [ 51.752851][ C1] RAX: 1ffff11021fcee01 RBX: ffffc900009c7618 RCX: ffffffff87b7b100 [ 51.760851][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 51.768838][ C1] RBP: ffffc900009c75c8 R08: ffff88810fe76547 R09: 1ffff11021fceca8 [ 51.776827][ C1] R10: dffffc0000000000 R11: ffffed1021fceca9 R12: 0000000000000000 [ 51.784838][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff92000138ea8 [ 51.792845][ C1] ? __cfi_preempt_schedule_irq+0x10/0x10 [ 51.798596][ C1] ? kernel_text_address+0xa0/0xd0 [ 51.803745][ C1] raw_irqentry_exit_cond_resched+0x29/0x30 [ 51.809680][ C1] irqentry_exit+0x37/0x40 [ 51.814131][ C1] sysvec_reschedule_ipi+0x78/0x80 [ 51.819539][ C1] asm_sysvec_reschedule_ipi+0x1b/0x20 [ 51.825050][ C1] RIP: 0010:dump_stack_lvl+0x144/0x170 [ 51.830557][ C1] Code: e6 00 02 00 00 31 ff e8 ea 56 77 fc 49 81 e5 00 02 00 00 75 07 e8 1c 52 77 fc eb 06 e8 15 52 77 fc fb 48 c7 04 24 0e 36 e0 45 <4b> c7 04 27 00 00 00 00 65 48 8b 04 25 28 00 00 00 48 3b 44 24 40 [ 51.850271][ C1] RSP: 0018:ffffc900009c76c0 EFLAGS: 00000293 [ 51.856375][ C1] RAX: ffffffff84fa142b RBX: ffffffff860afda0 RCX: ffff88810fe76540 [ 51.864378][ C1] RDX: 0000000000000000 RSI: 0000000000000200 RDI: 0000000000000000 [ 51.872371][ C1] RBP: ffffc900009c7760 R08: 0000000000000003 R09: 0000000000000004 [ 51.880359][ C1] R10: dffffc0000000000 R11: fffffbfff0e23738 R12: dffffc0000000000 [ 51.888354][ C1] R13: 0000000000000200 R14: dffffc0000000004 R15: 1ffff92000138ed8 [ 51.896362][ C1] ? dump_stack_lvl+0x13b/0x170 [ 51.901251][ C1] ? __cfi_dump_stack_lvl+0x8/0x8 [ 51.906332][ C1] ? __schedule+0xbea/0x14b0 [ 51.910948][ C1] dump_stack+0x15/0x24 [ 51.915125][ C1] should_fail_ex+0x3bf/0x510 [ 51.919921][ C1] __should_failslab+0xac/0xf0 [ 51.924733][ C1] should_failslab+0x9/0x20 [ 51.929265][ C1] kmem_cache_alloc_node+0x42/0x330 [ 51.934498][ C1] ? __alloc_skb+0xe8/0x4a0 [ 51.939020][ C1] ? __kasan_check_write+0x14/0x20 [ 51.944230][ C1] __alloc_skb+0xe8/0x4a0 [ 51.948646][ C1] alloc_skb_with_frags+0xa8/0x620 [ 51.953793][ C1] ? memcpy+0x56/0x70 [ 51.957792][ C1] sock_alloc_send_pskb+0x87f/0x9a0 [ 51.963015][ C1] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 51.968759][ C1] ? __kasan_check_write+0x14/0x20 [ 51.973915][ C1] ? _raw_spin_lock+0x94/0xf0 [ 51.978615][ C1] ? __cfi__raw_spin_lock+0x10/0x10 [ 51.983838][ C1] unix_dgram_sendmsg+0x5c1/0x1710 [ 51.988976][ C1] ? selinux_socket_sendmsg+0x22f/0x340 [ 51.994545][ C1] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 52.000458][ C1] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 52.006032][ C1] ? security_socket_sendmsg+0x93/0xb0 [ 52.011610][ C1] __sys_sendto+0x4ac/0x660 [ 52.016151][ C1] ? __cfi___sys_sendto+0x10/0x10 [ 52.021204][ C1] ? __cfi_do_syslog+0x10/0x10 [ 52.025999][ C1] ? __sys_connect+0x267/0x460 [ 52.030787][ C1] ? __this_cpu_preempt_check+0x13/0x20 [ 52.036376][ C1] ? xfd_validate_state+0x70/0x150 [ 52.041526][ C1] ? __kasan_check_write+0x14/0x20 [ 52.046667][ C1] __x64_sys_sendto+0xe5/0x100 [ 52.051456][ C1] x64_sys_call+0x83/0x9a0 [ 52.055891][ C1] do_syscall_64+0x4c/0xa0 [ 52.060331][ C1] ? clear_bhb_loop+0x30/0x80 [ 52.065026][ C1] ? clear_bhb_loop+0x30/0x80 [ 52.069752][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 52.075698][ C1] RIP: 0033:0x7f246be89407 [ 52.080244][ C1] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 52.099886][ C1] RSP: 002b:00007ffd1aeb9a70 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 52.108345][ C1] RAX: ffffffffffffffda RBX: 00007f246bd39c80 RCX: 00007f246be89407 [ 52.116343][ C1] RDX: 0000000000000059 RSI: 00007ffd1aeb9bb0 RDI: 0000000000000003 [ 52.124336][ C1] RBP: 00007ffd1aeb9fe0 R08: 0000000000000000 R09: 0000000000000000 [ 52.132505][ C1] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffd1aeb9ff8 [ 52.140596][ C1] R13: 00007ffd1aeb9bb0 R14: 000000000000003e R15: 00007ffd1aeb9bb0 [ 52.148723][ C1] [ 52.151901][ T288] CPU: 0 PID: 288 Comm: syz-executor Not tainted syzkaller #0 [ 52.159410][ T288] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 52.169498][ T288] Call Trace: [ 52.172798][ T288] [ 52.175751][ T288] __dump_stack+0x21/0x24 [ 52.180281][ T288] dump_stack_lvl+0x110/0x170 [ 52.184988][ T288] ? __cfi_dump_stack_lvl+0x8/0x8 [ 52.190041][ T288] ? node_tag_clear+0x1fb/0x330 [ 52.194921][ T288] dump_stack+0x15/0x24 [ 52.199133][ T288] should_fail_ex+0x3bf/0x510 [ 52.203865][ T288] __should_failslab+0xac/0xf0 [ 52.208681][ T288] should_failslab+0x9/0x20 [ 52.213213][ T288] __kmem_cache_alloc_node+0x3d/0x2d0 [ 52.218807][ T288] ? __kernfs_new_node+0xa6/0x670 [ 52.223858][ T288] ? __kernfs_new_node+0xa6/0x670 [ 52.229088][ T288] __kmalloc_node_track_caller+0xa1/0x1e0 [ 52.234843][ T288] kstrdup_const+0x5a/0xa0 [ 52.239287][ T288] __kernfs_new_node+0xa6/0x670 [ 52.244169][ T288] ? kernfs_new_node+0x260/0x260 [ 52.249130][ T288] ? snprintf+0xe5/0x140 [ 52.253433][ T288] kernfs_new_node+0x150/0x260 [ 52.258244][ T288] __kernfs_create_file+0x4e/0x270 [ 52.263628][ T288] cgroup_addrm_files+0x701/0xbb0 [ 52.268681][ T288] ? percpu_ref_init+0xce/0x340 [ 52.273555][ T288] ? cgroup_apply_control_enable+0x3dc/0xdd0 [ 52.279570][ T288] ? trace_raw_output_cgroup_event+0x1e0/0x1e0 [ 52.285754][ T288] ? delete_node+0x3df/0xa60 [ 52.290383][ T288] ? idr_replace+0x133/0x1a0 [ 52.295021][ T288] ? __cfi_idr_replace+0x10/0x10 [ 52.299985][ T288] ? _raw_spin_lock_bh+0x94/0xf0 [ 52.304953][ T288] css_populate_dir+0x13b/0x370 [ 52.309825][ T288] cgroup_apply_control_enable+0x5d5/0xdd0 [ 52.315681][ T288] cgroup_mkdir+0x12f6/0x1550 [ 52.320398][ T288] ? __cfi_cgroup_mkdir+0x10/0x10 [ 52.325485][ T288] ? _raw_spin_lock+0x94/0xf0 [ 52.330193][ T288] ? up_read+0x56/0x1d0 [ 52.334394][ T288] ? __cfi_cgroup_mkdir+0x10/0x10 [ 52.339451][ T288] kernfs_iop_mkdir+0x1b1/0x2b0 [ 52.344340][ T288] vfs_mkdir+0x39c/0x580 [ 52.348617][ T288] do_mkdirat+0x174/0x4d0 [ 52.353008][ T288] __x64_sys_mkdirat+0x89/0xa0 [ 52.357806][ T288] x64_sys_call+0x73d/0x9a0 [ 52.362801][ T288] do_syscall_64+0x4c/0xa0 [ 52.367807][ T288] ? clear_bhb_loop+0x30/0x80 [ 52.372525][ T288] ? clear_bhb_loop+0x30/0x80 [ 52.377234][ T288] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 52.383162][ T288] RIP: 0033:0x7f618359ce07 [ 52.387613][ T288] Code: 00 66 90 48 89 f2 b9 00 01 00 00 48 89 fe bf 9c ff ff ff e9 db f7 ff ff 66 2e 0f 1f 84 00 00 00 00 00 90 b8 02 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 52.407249][ T288] RSP: 002b:00007ffc18fde748 EFLAGS: 00000206 ORIG_RAX: 0000000000000102 [ 52.415693][ T288] RAX: ffffffffffffffda RBX: 00007ffc18fde7a0 RCX: 00007f618359ce07 [ 52.423694][ T288] RDX: 00000000000001ff RSI: 00007ffc18fde7a0 RDI: 00000000ffffff9c [ 52.431692][ T288] RBP: 0000000000000001 R08: 0000000000000001 R09: 00000000ffffffff [ 52.439684][ T288] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000008 SYZFAIL: pipe failed (errno 23: Too many open files in system) [ 52.447783][ T288] R13: 0000000000000003 R14: 00007ffc18fdeb88 R15: 0000000000000000 [ 52.455798][ T288] [ 52.459315][ T288] cgroup: cgroup_addrm_files: failed to add events, err=-12 [ 52.467989][ T286] FAULT_INJECTION: forcing a failure. [ 52.467989][ T286] name failslab, interval 1, probability 1, space 0, times 29 [ 52.475628][ T91] FAULT_INJECTION: forcing a failure. [ 52.475628][ T91] name failslab, interval 1, probability 1, space 0, times 28 [ 52.493570][ T91] CPU: 1 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 52.500389][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 52.510516][ T91] Call Trace: [ 52.513828][ T91] [ 52.516793][ T91] __dump_stack+0x21/0x24 [ 52.521160][ T91] dump_stack_lvl+0x110/0x170 [ 52.525883][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 52.530947][ T91] ? __schedule+0xbea/0x14b0 [ 52.535572][ T91] dump_stack+0x15/0x24 [ 52.539755][ T91] should_fail_ex+0x3bf/0x510 [ 52.544473][ T91] __should_failslab+0xac/0xf0 [ 52.549284][ T91] should_failslab+0x9/0x20 [ 52.553827][ T91] kmem_cache_alloc_node+0x42/0x330 [ 52.559064][ T91] ? __alloc_skb+0xe8/0x4a0 [ 52.563866][ T91] ? __kasan_check_write+0x14/0x20 [ 52.569017][ T91] __alloc_skb+0xe8/0x4a0 [ 52.573391][ T91] alloc_skb_with_frags+0xa8/0x620 [ 52.578547][ T91] ? memcpy+0x56/0x70 [ 52.582573][ T91] sock_alloc_send_pskb+0x87f/0x9a0 [ 52.587816][ T91] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 52.593608][ T91] ? __kasan_check_write+0x14/0x20 [ 52.598791][ T91] ? _raw_spin_lock+0x94/0xf0 [ 52.603537][ T91] ? __cfi__raw_spin_lock+0x10/0x10 [ 52.609057][ T91] unix_dgram_sendmsg+0x5c1/0x1710 [ 52.614230][ T91] ? selinux_socket_sendmsg+0x22f/0x340 [ 52.619860][ T91] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 52.625797][ T91] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 52.631400][ T91] ? security_socket_sendmsg+0x93/0xb0 [ 52.636911][ T91] __sys_sendto+0x4ac/0x660 [ 52.641468][ T91] ? __cfi___sys_sendto+0x10/0x10 [ 52.646536][ T91] ? __cfi_do_syslog+0x10/0x10 [ 52.651343][ T91] ? __sys_connect+0x267/0x460 [ 52.656161][ T91] ? __this_cpu_preempt_check+0x13/0x20 [ 52.661764][ T91] ? xfd_validate_state+0x70/0x150 [ 52.666923][ T91] ? __kasan_check_write+0x14/0x20 [ 52.672175][ T91] __x64_sys_sendto+0xe5/0x100 [ 52.677568][ T91] x64_sys_call+0x83/0x9a0 [ 52.682037][ T91] do_syscall_64+0x4c/0xa0 [ 52.686523][ T91] ? clear_bhb_loop+0x30/0x80 [ 52.691233][ T91] ? clear_bhb_loop+0x30/0x80 [ 52.695963][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 52.702060][ T91] RIP: 0033:0x7f246be89407 [ 52.706525][ T91] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 52.726336][ T91] RSP: 002b:00007ffd1aeb9a70 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 52.734802][ T91] RAX: ffffffffffffffda RBX: 00007f246bd39c80 RCX: 00007f246be89407 [ 52.742914][ T91] RDX: 0000000000000078 RSI: 00007ffd1aeb9bb0 RDI: 0000000000000003 [ 52.750929][ T91] RBP: 00007ffd1aeb9fe0 R08: 0000000000000000 R09: 0000000000000000 [ 52.758938][ T91] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffd1aeb9ff8 [ 52.767030][ T91] R13: 00007ffd1aeb9bb0 R14: 000000000000005d R15: 00007ffd1aeb9bb0 [ 52.775062][ T91] [ 52.778156][ T286] CPU: 0 PID: 286 Comm: syz-executor Not tainted syzkaller #0 [ 52.785659][ T286] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 52.795807][ T286] Call Trace: [ 52.799121][ T286] [ 52.802087][ T286] __dump_stack+0x21/0x24 [ 52.806470][ T286] dump_stack_lvl+0x110/0x170 [ 52.811184][ T286] ? __cfi_dump_stack_lvl+0x8/0x8 [ 52.816251][ T286] ? __x64_sys_exit_group+0x3f/0x40 [ 52.821524][ T286] ? do_syscall_64+0x4c/0xa0 [ 52.826160][ T286] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 52.826575][ T91] FAULT_INJECTION: forcing a failure. [ 52.826575][ T91] name failslab, interval 1, probability 1, space 0, times 27 [ 52.832275][ T286] dump_stack+0x15/0x24 [ 52.832304][ T286] should_fail_ex+0x3bf/0x510 [ 52.853948][ T286] __should_failslab+0xac/0xf0 [ 52.858759][ T286] should_failslab+0x9/0x20 [ 52.863287][ T286] __kmem_cache_alloc_node+0x3d/0x2d0 [ 52.868699][ T286] ? kobject_get_path+0xbf/0x200 [ 52.873672][ T286] ? kobject_get_path+0xbf/0x200 [ 52.878655][ T286] __kmalloc+0xa4/0x1e0 [ 52.882855][ T286] kobject_get_path+0xbf/0x200 [ 52.887657][ T286] kobject_uevent_env+0x29f/0x720 [ 52.892739][ T286] kobject_uevent+0x1d/0x30 [ 52.897270][ T286] __kobject_del+0xd3/0x2c0 [ 52.901974][ T286] kobject_put+0x1ee/0x280 [ 52.906460][ T286] net_rx_queue_update_kobjects+0x404/0x470 [ 52.912708][ T286] netdev_unregister_kobject+0xf9/0x260 [ 52.918298][ T286] unregister_netdevice_many+0x142c/0x1910 [ 52.924215][ T286] ? __cfi_unregister_netdevice_many+0x10/0x10 [ 52.930436][ T286] ? __queue_delayed_work+0x188/0x200 [ 52.935842][ T286] ? queue_delayed_work_on+0x10d/0x160 [ 52.941338][ T286] ? linkwatch_fire_event+0x1dc/0x240 [ 52.946750][ T286] ? __kasan_check_read+0x11/0x20 [ 52.951808][ T286] unregister_netdevice_queue+0x2e1/0x320 [ 52.957668][ T286] ? __cfi_unregister_netdevice_queue+0x10/0x10 [ 52.963968][ T286] ? linkwatch_fire_event+0x208/0x240 [ 52.969468][ T286] __tun_detach+0xc9d/0x1450 [ 52.974091][ T286] tun_chr_close+0x92/0x140 [ 52.978625][ T286] ? __cfi_tun_chr_close+0x10/0x10 [ 52.983764][ T286] __fput+0x1fd/0x8f0 [ 52.987777][ T286] ____fput+0x15/0x20 [ 52.991796][ T286] task_work_run+0x1e1/0x250 [ 52.996627][ T286] ? __cfi_task_work_run+0x10/0x10 [ 53.001793][ T286] ? free_nsproxy+0x21f/0x270 [ 53.006514][ T286] do_exit+0xaf2/0x2850 [ 53.010726][ T286] ? __cfi_do_exit+0x10/0x10 [ 53.015434][ T286] ? __kasan_check_write+0x14/0x20 [ 53.020568][ T286] ? _raw_spin_lock_irq+0x95/0xf0 [ 53.025620][ T286] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 53.031193][ T286] ? ksys_write+0x1eb/0x260 [ 53.035723][ T286] ? zap_other_threads+0x2c1/0x2f0 [ 53.041132][ T286] do_group_exit+0x21b/0x2e0 [ 53.045782][ T286] __x64_sys_exit_group+0x3f/0x40 [ 53.050876][ T286] x64_sys_call+0x7b4/0x9a0 [ 53.055409][ T286] do_syscall_64+0x4c/0xa0 [ 53.060000][ T286] ? clear_bhb_loop+0x30/0x80 [ 53.064703][ T286] ? clear_bhb_loop+0x30/0x80 [ 53.069403][ T286] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 53.075342][ T286] RIP: 0033:0x7f758579df99 [ 53.079788][ T286] Code: Unable to access opcode bytes at 0x7f758579df6f. [ 53.086821][ T286] RSP: 002b:00007ffd2079d2a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 53.095255][ T286] RAX: ffffffffffffffda RBX: 00007f7585834339 RCX: 00007f758579df99 [ 53.103263][ T286] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 53.111310][ T286] RBP: 000000000000000c R08: 0000000000000000 R09: 00007f7585834314 [ 53.119396][ T286] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd2079e500 [ 53.127473][ T286] R13: 00007f7585834314 R14: 000000000000a654 R15: 00007ffd2079e540 [ 53.135481][ T286] [ 53.138613][ T91] CPU: 1 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 53.145431][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 53.155606][ T91] Call Trace: [ 53.158920][ T91] [ 53.161881][ T91] __dump_stack+0x21/0x24 [ 53.166328][ T91] dump_stack_lvl+0x110/0x170 [ 53.171039][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 53.176103][ T91] ? __schedule+0xbea/0x14b0 [ 53.180736][ T91] dump_stack+0x15/0x24 [ 53.184920][ T91] should_fail_ex+0x3bf/0x510 [ 53.189625][ T91] __should_failslab+0xac/0xf0 [ 53.194444][ T91] should_failslab+0x9/0x20 [ 53.199152][ T91] kmem_cache_alloc_node+0x42/0x330 [ 53.204472][ T91] ? __alloc_skb+0xe8/0x4a0 [ 53.209034][ T91] ? __kasan_check_write+0x14/0x20 [ 53.214800][ T91] __alloc_skb+0xe8/0x4a0 [ 53.219359][ T91] alloc_skb_with_frags+0xa8/0x620 [ 53.224786][ T91] ? memcpy+0x56/0x70 [ 53.228956][ T91] sock_alloc_send_pskb+0x87f/0x9a0 [ 53.234293][ T91] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 53.240045][ T91] ? __kasan_check_write+0x14/0x20 [ 53.245190][ T91] ? _raw_spin_lock+0x94/0xf0 [ 53.249897][ T91] ? __cfi__raw_spin_lock+0x10/0x10 [ 53.255121][ T91] unix_dgram_sendmsg+0x5c1/0x1710 [ 53.260305][ T91] ? selinux_socket_sendmsg+0x22f/0x340 [ 53.266063][ T91] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 53.271988][ T91] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 53.277575][ T91] ? security_socket_sendmsg+0x93/0xb0 [ 53.283060][ T91] __sys_sendto+0x4ac/0x660 [ 53.287596][ T91] ? __cfi___sys_sendto+0x10/0x10 [ 53.292652][ T91] ? __cfi_do_syslog+0x10/0x10 [ 53.297444][ T91] ? __sys_connect+0x267/0x460 [ 53.302231][ T91] ? __this_cpu_preempt_check+0x13/0x20 [ 53.307810][ T91] ? xfd_validate_state+0x70/0x150 [ 53.312956][ T91] ? __kasan_check_write+0x14/0x20 [ 53.318239][ T91] __x64_sys_sendto+0xe5/0x100 [ 53.323405][ T91] x64_sys_call+0x83/0x9a0 [ 53.330238][ T91] do_syscall_64+0x4c/0xa0 [ 53.334890][ T91] ? clear_bhb_loop+0x30/0x80 [ 53.339614][ T91] ? clear_bhb_loop+0x30/0x80 [ 53.344321][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 53.350246][ T91] RIP: 0033:0x7f246be89407 [ 53.354684][ T91] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 53.374686][ T91] RSP: 002b:00007ffd1aeb9a70 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 53.383266][ T91] RAX: ffffffffffffffda RBX: 00007f246bd39c80 RCX: 00007f246be89407 [ 53.391277][ T91] RDX: 000000000000004d RSI: 00007ffd1aeb9bb0 RDI: 0000000000000003 [ 53.399359][ T91] RBP: 00007ffd1aeb9fe0 R08: 0000000000000000 R09: 0000000000000000 [ 53.407440][ T91] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffd1aeb9ff8 [ 53.415543][ T91] R13: 00007ffd1aeb9bb0 R14: 0000000000000032 R15: 00007ffd1aeb9bb0 [ 53.423649][ T91] [ 53.438464][ T91] FAULT_INJECTION: forcing a failure. [ 53.438464][ T91] name failslab, interval 1, probability 1, space 0, times 25 [ 53.457104][ T313] FAULT_INJECTION: forcing a failure. [ 53.457104][ T313] name failslab, interval 1, probability 1, space 0, times 24 [ 53.478687][ T313] CPU: 1 PID: 313 Comm: kworker/1:3 Not tainted syzkaller #0 [ 53.486213][ T313] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 53.496296][ T313] Workqueue: ipv6_addrconf addrconf_dad_work [ 53.502341][ T313] Call Trace: [ 53.505646][ T313] [ 53.508599][ T313] __dump_stack+0x21/0x24 [ 53.512962][ T313] dump_stack_lvl+0x110/0x170 [ 53.517700][ T313] ? __cfi_dump_stack_lvl+0x8/0x8 [ 53.522756][ T313] dump_stack+0x15/0x24 [ 53.526959][ T313] should_fail_ex+0x3bf/0x510 [ 53.531893][ T313] __should_failslab+0xac/0xf0 [ 53.536700][ T313] should_failslab+0x9/0x20 [ 53.541231][ T313] __kmem_cache_alloc_node+0x3d/0x2d0 [ 53.546676][ T313] ? ___neigh_create+0x6e3/0x1db0 [ 53.551740][ T313] ? ___neigh_create+0x6e3/0x1db0 [ 53.556805][ T313] __kmalloc+0xa4/0x1e0 [ 53.561023][ T313] ___neigh_create+0x6e3/0x1db0 [ 53.565914][ T313] ? __local_bh_enable_ip+0x58/0x80 [ 53.571153][ T313] ? ip6t_do_table+0x13a7/0x1560 [ 53.576383][ T313] __neigh_create+0x31/0x40 [ 53.580949][ T313] ip6_finish_output2+0xaaf/0x18b0 [ 53.586128][ T313] ? ip6t_do_table+0x1c7/0x1560 [ 53.591049][ T313] ? __cfi_ip6_finish_output2+0x10/0x10 [ 53.596631][ T313] ? ip6table_mangle_hook+0x262/0x7b0 [ 53.602044][ T313] ip6_finish_output+0x60b/0xbe0 [ 53.607024][ T313] ip6_output+0x1fa/0x410 [ 53.611392][ T313] ? __cfi_ip6_output+0x10/0x10 [ 53.616271][ T313] ? __cfi_ip6_finish_output+0x10/0x10 [ 53.621895][ T313] ? __cfi_ip6t_do_table+0x10/0x10 [ 53.627046][ T313] ndisc_send_skb+0x7c8/0xcd0 [ 53.631753][ T313] ? __cfi_ndisc_send_skb+0x10/0x10 [ 53.636979][ T313] ? __cfi_dst_output+0x10/0x10 [ 53.641859][ T313] ? ndisc_ns_create+0x60d/0x920 [ 53.646946][ T313] ndisc_send_ns+0xd4/0x160 [ 53.651480][ T313] ? __cfi_ndisc_send_ns+0x10/0x10 [ 53.656660][ T313] ? mod_delayed_work_on+0xa8/0xe0 [ 53.661894][ T313] addrconf_dad_work+0x9d6/0x14a0 [ 53.666947][ T313] ? __cfi_addrconf_dad_work+0x10/0x10 [ 53.672437][ T313] ? __kasan_check_write+0x14/0x20 [ 53.677583][ T313] ? pwq_activate_inactive_work+0x2ea/0x3f0 [ 53.683512][ T313] process_one_work+0x717/0xc30 [ 53.688492][ T313] worker_thread+0xa4d/0x11d0 [ 53.693201][ T313] kthread+0x281/0x320 [ 53.697315][ T313] ? __cfi_worker_thread+0x10/0x10 [ 53.702457][ T313] ? __cfi_kthread+0x10/0x10 [ 53.707094][ T313] ret_from_fork+0x1f/0x30 [ 53.711559][ T313] [ 53.714964][ T91] CPU: 1 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 53.721878][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 53.731976][ T91] Call Trace: [ 53.735294][ T91] [ 53.738262][ T91] __dump_stack+0x21/0x24 [ 53.742653][ T91] dump_stack_lvl+0x110/0x170 [ 53.747376][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 53.749068][ T1] FAULT_INJECTION: forcing a failure. [ 53.749068][ T1] name failslab, interval 1, probability 1, space 0, times 23 [ 53.752464][ T91] ? __schedule+0xbea/0x14b0 [ 53.769845][ T91] dump_stack+0x15/0x24 [ 53.774044][ T91] should_fail_ex+0x3bf/0x510 [ 53.778846][ T91] __should_failslab+0xac/0xf0 [ 53.783749][ T91] should_failslab+0x9/0x20 [ 53.788403][ T91] kmem_cache_alloc_node+0x42/0x330 [ 53.794062][ T91] ? __alloc_skb+0xe8/0x4a0 [ 53.798621][ T91] ? __kasan_check_write+0x14/0x20 [ 53.803794][ T91] __alloc_skb+0xe8/0x4a0 [ 53.808334][ T91] alloc_skb_with_frags+0xa8/0x620 [ 53.813474][ T91] ? memcpy+0x56/0x70 [ 53.817507][ T91] sock_alloc_send_pskb+0x87f/0x9a0 [ 53.822834][ T91] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 53.828608][ T91] ? __kasan_check_write+0x14/0x20 [ 53.834026][ T91] ? _raw_spin_lock+0x94/0xf0 [ 53.838751][ T91] ? __cfi__raw_spin_lock+0x10/0x10 [ 53.843982][ T91] unix_dgram_sendmsg+0x5c1/0x1710 [ 53.849137][ T91] ? selinux_socket_sendmsg+0x22f/0x340 [ 53.854728][ T91] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 53.860665][ T91] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 53.866704][ T91] ? security_socket_sendmsg+0x93/0xb0 [ 53.872245][ T91] __sys_sendto+0x4ac/0x660 [ 53.876791][ T91] ? __cfi___sys_sendto+0x10/0x10 [ 53.881861][ T91] ? __cfi_do_syslog+0x10/0x10 [ 53.886675][ T91] ? __this_cpu_preempt_check+0x13/0x20 [ 53.892258][ T91] ? xfd_validate_state+0x70/0x150 [ 53.897413][ T91] ? __kasan_check_write+0x14/0x20 [ 53.902558][ T91] __x64_sys_sendto+0xe5/0x100 [ 53.907348][ T91] x64_sys_call+0x83/0x9a0 [ 53.911796][ T91] do_syscall_64+0x4c/0xa0 [ 53.916336][ T91] ? clear_bhb_loop+0x30/0x80 [ 53.921043][ T91] ? clear_bhb_loop+0x30/0x80 [ 53.925751][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 53.931684][ T91] RIP: 0033:0x7f246be89407 [ 53.936118][ T91] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 53.955759][ T91] RSP: 002b:00007ffd1aeb9a70 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 53.964927][ T91] RAX: ffffffffffffffda RBX: 00007f246bd39c80 RCX: 00007f246be89407 [ 53.972951][ T91] RDX: 0000000000000052 RSI: 00007ffd1aeb9bb0 RDI: 0000000000000003 [ 53.980954][ T91] RBP: 00007ffd1aeb9fe0 R08: 0000000000000000 R09: 0000000000000000 [ 53.988947][ T91] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffd1aeb9ff8 [ 53.996945][ T91] R13: 00007ffd1aeb9bb0 R14: 0000000000000037 R15: 00007ffd1aeb9bb0 [ 54.004947][ T91] [ 54.009330][ T312] FAULT_INJECTION: forcing a failure. [ 54.009330][ T312] name failslab, interval 1, probability 1, space 0, times 23 [ 54.035136][ T1] CPU: 0 PID: 1 Comm: init Not tainted syzkaller #0 [ 54.039389][ T91] FAULT_INJECTION: forcing a failure. [ 54.039389][ T91] name failslab, interval 1, probability 1, space 0, times 19 [ 54.041793][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 54.064743][ T1] Call Trace: [ 54.068070][ T1] [ 54.071020][ T1] __dump_stack+0x21/0x24 [ 54.075411][ T1] dump_stack_lvl+0x110/0x170 [ 54.080116][ T1] ? __cfi_dump_stack_lvl+0x8/0x8 [ 54.085202][ T1] dump_stack+0x15/0x24 [ 54.089381][ T1] should_fail_ex+0x3bf/0x510 [ 54.094080][ T1] ? getname_flags+0xba/0x510 [ 54.098782][ T1] __should_failslab+0xac/0xf0 [ 54.103573][ T1] should_failslab+0x9/0x20 [ 54.108097][ T1] kmem_cache_alloc+0x3b/0x320 [ 54.112990][ T1] getname_flags+0xba/0x510 [ 54.117540][ T1] ? __cfi_make_kuid+0x10/0x10 [ 54.122349][ T1] user_path_at_empty+0x2f/0x1c0 [ 54.127323][ T1] do_faccessat+0x377/0x9b0 [ 54.131886][ T1] ? stream_open+0x60/0x60 [ 54.136328][ T1] ? fput+0x15b/0x1a0 [ 54.140334][ T1] ? debug_smp_processor_id+0x17/0x20 [ 54.145726][ T1] __x64_sys_access+0x61/0x70 [ 54.150598][ T1] x64_sys_call+0x5a0/0x9a0 [ 54.155143][ T1] do_syscall_64+0x4c/0xa0 [ 54.160011][ T1] ? clear_bhb_loop+0x30/0x80 [ 54.164719][ T1] ? clear_bhb_loop+0x30/0x80 [ 54.169433][ T1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 54.175400][ T1] RIP: 0033:0x7fae78f4f2c7 [ 54.179877][ T1] Code: 0f 1f 00 8b 87 10 01 00 00 89 06 31 c0 c3 0f 1f 44 00 00 89 b7 10 01 00 00 31 c0 c3 0f 1f 80 00 00 00 00 b8 15 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 01 fb 0d 00 f7 d8 64 89 02 b8 [ 54.199545][ T1] RSP: 002b:00007fffe9a93328 EFLAGS: 00000246 ORIG_RAX: 0000000000000015 [ 54.208429][ T1] RAX: ffffffffffffffda RBX: 00007fae78ff30b7 RCX: 00007fae78f4f2c7 [ 54.216512][ T1] RDX: 0000000000000001 RSI: 0000000000000000 RDI: 00007fae78ff30b7 [ 54.224506][ T1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 54.232502][ T1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 54.240495][ T1] R13: 0000000000000000 R14: 000000000000011e R15: 00005642618b7d98 [ 54.248492][ T1] [ 54.251576][ T312] CPU: 0 PID: 312 Comm: kworker/0:3 Not tainted syzkaller #0 [ 54.258975][ T312] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 54.269182][ T312] Workqueue: ipv6_addrconf addrconf_dad_work [ 54.275201][ T312] Call Trace: [ 54.278582][ T312] [ 54.281537][ T312] __dump_stack+0x21/0x24 [ 54.285917][ T312] dump_stack_lvl+0x110/0x170 [ 54.290737][ T312] ? __cfi_dump_stack_lvl+0x8/0x8 [ 54.295812][ T312] ? _raw_spin_unlock_irqrestore+0x5a/0x80 [ 54.301649][ T312] ? ref_tracker_alloc+0x345/0x4a0 [ 54.306798][ T312] dump_stack+0x15/0x24 [ 54.310979][ T312] should_fail_ex+0x3bf/0x510 [ 54.315685][ T312] __should_failslab+0xac/0xf0 [ 54.320527][ T312] should_failslab+0x9/0x20 [ 54.325066][ T312] __kmem_cache_alloc_node+0x3d/0x2d0 [ 54.330475][ T312] ? dst_cow_metrics_generic+0x55/0x1c0 [ 54.336049][ T312] ? dst_cow_metrics_generic+0x55/0x1c0 [ 54.341715][ T312] kmalloc_trace+0x29/0xb0 [ 54.346167][ T312] dst_cow_metrics_generic+0x55/0x1c0 [ 54.351579][ T312] icmp6_dst_alloc+0x389/0x510 [ 54.356388][ T312] ndisc_send_skb+0x2ad/0xcd0 [ 54.361139][ T312] ? __cfi_ndisc_send_skb+0x10/0x10 [ 54.366365][ T312] ? __kasan_check_write+0x14/0x20 [ 54.371525][ T312] ? __build_skb_around+0x24c/0x470 [ 54.376842][ T312] ? ndisc_ns_create+0x60d/0x920 [ 54.381812][ T312] ndisc_send_ns+0xd4/0x160 [ 54.386335][ T312] ? __cfi_ndisc_send_ns+0x10/0x10 [ 54.391606][ T312] ? mod_delayed_work_on+0xa8/0xe0 [ 54.396779][ T312] addrconf_dad_work+0x9d6/0x14a0 [ 54.402017][ T312] ? __cfi_addrconf_dad_work+0x10/0x10 [ 54.407511][ T312] ? __kasan_check_write+0x14/0x20 [ 54.412647][ T312] ? pwq_activate_inactive_work+0x2ea/0x3f0 [ 54.418567][ T312] process_one_work+0x717/0xc30 [ 54.423535][ T312] worker_thread+0xa4d/0x11d0 [ 54.428243][ T312] kthread+0x281/0x320 [ 54.432346][ T312] ? __cfi_worker_thread+0x10/0x10 [ 54.437494][ T312] ? __cfi_kthread+0x10/0x10 [ 54.442832][ T312] ret_from_fork+0x1f/0x30 [ 54.447300][ T312] [ 54.450382][ T91] CPU: 1 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 54.457190][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 54.467295][ T91] Call Trace: [ 54.470616][ T91] [ 54.473563][ T91] __dump_stack+0x21/0x24 [ 54.477925][ T91] dump_stack_lvl+0x110/0x170 [ 54.482623][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 54.487707][ T91] ? __schedule+0xbea/0x14b0 [ 54.492324][ T91] dump_stack+0x15/0x24 [ 54.496504][ T91] should_fail_ex+0x3bf/0x510 [ 54.501484][ T91] __should_failslab+0xac/0xf0 [ 54.506296][ T91] should_failslab+0x9/0x20 [ 54.510830][ T91] kmem_cache_alloc_node+0x42/0x330 [ 54.516062][ T91] ? __alloc_skb+0xe8/0x4a0 [ 54.520621][ T91] ? __kasan_check_write+0x14/0x20 [ 54.525776][ T91] __alloc_skb+0xe8/0x4a0 [ 54.530131][ T91] alloc_skb_with_frags+0xa8/0x620 [ 54.535266][ T91] ? memcpy+0x56/0x70 [ 54.539283][ T91] sock_alloc_send_pskb+0x87f/0x9a0 [ 54.544511][ T91] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 54.550267][ T91] ? __kasan_check_write+0x14/0x20 [ 54.555405][ T91] ? _raw_spin_lock+0x94/0xf0 [ 54.560144][ T91] ? __cfi__raw_spin_lock+0x10/0x10 [ 54.565375][ T91] unix_dgram_sendmsg+0x5c1/0x1710 [ 54.570524][ T91] ? selinux_socket_sendmsg+0x22f/0x340 [ 54.576177][ T91] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 54.582094][ T91] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 54.587687][ T91] ? security_socket_sendmsg+0x93/0xb0 [ 54.593193][ T91] __sys_sendto+0x4ac/0x660 [ 54.597729][ T91] ? __cfi___sys_sendto+0x10/0x10 [ 54.602782][ T91] ? __cfi_do_syslog+0x10/0x10 [ 54.607568][ T91] ? __sys_connect+0x267/0x460 [ 54.612359][ T91] ? __this_cpu_preempt_check+0x13/0x20 [ 54.617959][ T91] ? xfd_validate_state+0x70/0x150 [ 54.623105][ T91] ? __kasan_check_write+0x14/0x20 [ 54.628246][ T91] __x64_sys_sendto+0xe5/0x100 [ 54.633083][ T91] x64_sys_call+0x83/0x9a0 [ 54.637525][ T91] do_syscall_64+0x4c/0xa0 [ 54.641966][ T91] ? clear_bhb_loop+0x30/0x80 [ 54.646666][ T91] ? clear_bhb_loop+0x30/0x80 [ 54.651381][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 54.657675][ T91] RIP: 0033:0x7f246be89407 [ 54.662138][ T91] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 54.681790][ T91] RSP: 002b:00007ffd1aeb9a70 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 54.690233][ T91] RAX: ffffffffffffffda RBX: 00007f246bd39c80 RCX: 00007f246be89407 [ 54.698241][ T91] RDX: 000000000000004d RSI: 00007ffd1aeb9bb0 RDI: 0000000000000003 [ 54.706236][ T91] RBP: 00007ffd1aeb9fe0 R08: 0000000000000000 R09: 0000000000000000 [ 54.714232][ T91] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffd1aeb9ff8 [ 54.722236][ T91] R13: 00007ffd1aeb9bb0 R14: 0000000000000032 R15: 00007ffd1aeb9bb0 [ 54.730246][ T91] [ 54.733901][ T10] FAULT_INJECTION: forcing a failure. [ 54.733901][ T10] name failslab, interval 1, probability 1, space 0, times 18 [ 54.734060][ T288] FAULT_INJECTION: forcing a failure. [ 54.734060][ T288] name failslab, interval 1, probability 1, space 0, times 18 [ 54.760724][ T10] CPU: 1 PID: 10 Comm: kworker/u4:1 Not tainted syzkaller #0 [ 54.768164][ T10] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 54.778273][ T10] Workqueue: wg-kex-wg2 wg_packet_handshake_send_worker [ 54.785261][ T10] Call Trace: [ 54.788559][ T10] [ 54.791509][ T10] __dump_stack+0x21/0x24 [ 54.795869][ T10] dump_stack_lvl+0x110/0x170 [ 54.800571][ T10] ? __cfi_dump_stack_lvl+0x8/0x8 [ 54.805621][ T10] ? debug_smp_processor_id+0x17/0x20 [ 54.811029][ T10] dump_stack+0x15/0x24 [ 54.815215][ T10] should_fail_ex+0x3bf/0x510 [ 54.819916][ T10] __should_failslab+0xac/0xf0 [ 54.824711][ T10] should_failslab+0x9/0x20 [ 54.829244][ T10] kmem_cache_alloc_node+0x42/0x330 [ 54.834488][ T10] ? __alloc_skb+0xe8/0x4a0 [ 54.839024][ T10] __alloc_skb+0xe8/0x4a0 [ 54.843379][ T10] wg_socket_send_buffer_to_peer+0x37/0x170 [ 54.849316][ T10] ? ktime_get_coarse_with_offset+0x153/0x1a0 [ 54.855422][ T10] wg_packet_handshake_send_worker+0x200/0x290 [ 54.861610][ T10] ? __cfi_wg_packet_handshake_send_worker+0x10/0x10 [ 54.868320][ T10] ? _raw_spin_unlock_irqrestore+0x5a/0x80 [ 54.874164][ T10] ? try_to_wake_up+0x622/0x1250 [ 54.879282][ T10] process_one_work+0x717/0xc30 [ 54.884185][ T10] worker_thread+0xa4d/0x11d0 [ 54.889012][ T10] kthread+0x281/0x320 [ 54.893212][ T10] ? __cfi_worker_thread+0x10/0x10 [ 54.898409][ T10] ? __cfi_kthread+0x10/0x10 [ 54.903049][ T10] ret_from_fork+0x1f/0x30 [ 54.907523][ T10] [ 54.910583][ T288] CPU: 0 PID: 288 Comm: syz-executor Not tainted syzkaller #0 [ 54.918086][ T288] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 54.928185][ T288] Call Trace: [ 54.931509][ T288] [ 54.932452][ T91] FAULT_INJECTION: forcing a failure. [ 54.932452][ T91] name failslab, interval 1, probability 1, space 0, times 14 [ 54.934462][ T288] __dump_stack+0x21/0x24 [ 54.951575][ T288] dump_stack_lvl+0x110/0x170 [ 54.956287][ T288] ? __cfi_dump_stack_lvl+0x8/0x8 [ 54.961334][ T288] ? _raw_spin_lock_irqsave+0xc2/0x130 [ 54.966821][ T288] ? __cfi__raw_spin_lock_irqsave+0x10/0x10 [ 54.972745][ T288] dump_stack+0x15/0x24 [ 54.976928][ T288] should_fail_ex+0x3bf/0x510 [ 54.981726][ T288] __should_failslab+0xac/0xf0 [ 54.986526][ T288] should_failslab+0x9/0x20 [ 54.991061][ T288] __kmem_cache_alloc_node+0x3d/0x2d0 [ 54.996467][ T288] ? nf_nat_masq_schedule+0x23c/0x500 [ 55.001864][ T288] ? detach_if_pending+0xf5/0x300 [ 55.007086][ T288] ? nf_nat_masq_schedule+0x23c/0x500 [ 55.012476][ T288] kmalloc_trace+0x29/0xb0 [ 55.016921][ T288] nf_nat_masq_schedule+0x23c/0x500 [ 55.022150][ T288] ? __kasan_check_write+0x14/0x20 [ 55.027301][ T288] ? __cfi_device_cmp+0x10/0x10 [ 55.032181][ T288] ? masq_device_event+0xd0/0xd0 [ 55.037245][ T288] ? nfqnl_rcv_dev_event+0x435/0x470 [ 55.042579][ T288] ? rtnl_is_locked+0x15/0x20 [ 55.047470][ T288] masq_device_event+0x9b/0xd0 [ 55.052268][ T288] raw_notifier_call_chain+0xa1/0x110 [ 55.057691][ T288] dev_close_many+0x325/0x4d0 [ 55.062396][ T288] ? __cfi_dev_close_many+0x10/0x10 [ 55.067621][ T288] ? wake_up_process+0x10/0x20 [ 55.072430][ T288] ? __kasan_check_read+0x11/0x20 [ 55.077487][ T288] unregister_netdevice_many+0x43f/0x1910 [ 55.083250][ T288] ? __cfi_unregister_netdevice_many+0x10/0x10 [ 55.089460][ T288] ? __queue_delayed_work+0x188/0x200 [ 55.094887][ T288] ? queue_delayed_work_on+0x10d/0x160 [ 55.100401][ T288] ? linkwatch_fire_event+0x1dc/0x240 [ 55.105827][ T288] ? __kasan_check_read+0x11/0x20 [ 55.110988][ T288] unregister_netdevice_queue+0x2e1/0x320 [ 55.116758][ T288] ? __cfi_unregister_netdevice_queue+0x10/0x10 [ 55.123035][ T288] ? linkwatch_fire_event+0x208/0x240 [ 55.128535][ T288] __tun_detach+0xc9d/0x1450 [ 55.133170][ T288] tun_chr_close+0x92/0x140 [ 55.137699][ T288] ? __cfi_tun_chr_close+0x10/0x10 [ 55.142858][ T288] __fput+0x1fd/0x8f0 [ 55.146907][ T288] ____fput+0x15/0x20 [ 55.150930][ T288] task_work_run+0x1e1/0x250 [ 55.155642][ T288] ? __cfi_task_work_run+0x10/0x10 [ 55.160783][ T288] ? free_nsproxy+0x21f/0x270 [ 55.165495][ T288] do_exit+0xaf2/0x2850 [ 55.169777][ T288] ? __cfi_do_exit+0x10/0x10 [ 55.174407][ T288] ? __kasan_check_write+0x14/0x20 [ 55.179548][ T288] ? _raw_spin_lock_irq+0x95/0xf0 [ 55.184613][ T288] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 55.190368][ T288] do_group_exit+0x21b/0x2e0 [ 55.195008][ T288] ? __kasan_check_write+0x14/0x20 [ 55.200145][ T288] ? recalc_sigpending+0x180/0x1c0 [ 55.205295][ T288] get_signal+0x167c/0x1700 [ 55.209859][ T288] ? kernfs_fop_write_iter+0x3f3/0x470 [ 55.215371][ T288] ? __cfi_get_signal+0x10/0x10 [ 55.220264][ T288] ? kfree+0x6f/0xf0 [ 55.224185][ T288] arch_do_signal_or_restart+0xd1/0x11c0 [ 55.229952][ T288] ? __cfi_vfs_write+0x10/0x10 [ 55.234865][ T288] ? __cfi_arch_do_signal_or_restart+0x10/0x10 [ 55.241137][ T288] ? __kasan_check_read+0x11/0x20 [ 55.246223][ T288] ? __fdget_pos+0x2d4/0x380 [ 55.250848][ T288] ? __cfi_ksys_write+0x10/0x10 [ 55.255730][ T288] exit_to_user_mode_loop+0x7a/0xb0 [ 55.260974][ T288] exit_to_user_mode_prepare+0x87/0xd0 [ 55.266462][ T288] syscall_exit_to_user_mode+0x1a/0x30 [ 55.271957][ T288] do_syscall_64+0x58/0xa0 [ 55.276445][ T288] ? clear_bhb_loop+0x30/0x80 [ 55.281154][ T288] ? clear_bhb_loop+0x30/0x80 [ 55.286052][ T288] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 55.292000][ T288] RIP: 0033:0x7f6183559117 [ 55.296541][ T288] Code: Unable to access opcode bytes at 0x7f61835590ed. [ 55.303582][ T288] RSP: 002b:00007ffc18fde200 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 55.312036][ T288] RAX: 0000000000000001 RBX: 0000555558d79500 RCX: 00007f6183559117 [ 55.320235][ T288] RDX: 0000000000000001 RSI: 00007ffc18fde270 RDI: 0000000000000003 [ 55.328597][ T288] RBP: 00007ffc18fde7e0 R08: 0000000000000000 R09: 0000000000000000 [ 55.336945][ T288] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001 [ 55.345118][ T288] R13: 00007ffc18fde270 R14: 00007ffc18fde7a0 R15: 00007ffc18fde7e0 [ 55.353993][ T288] [ 55.357075][ T91] CPU: 1 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 55.363884][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 55.374288][ T91] Call Trace: [ 55.377596][ T91] [ 55.380547][ T91] __dump_stack+0x21/0x24 [ 55.384915][ T91] dump_stack_lvl+0x110/0x170 [ 55.389621][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 55.394676][ T91] ? __schedule+0xbea/0x14b0 [ 55.399297][ T91] dump_stack+0x15/0x24 [ 55.403479][ T91] should_fail_ex+0x3bf/0x510 [ 55.408175][ T91] __should_failslab+0xac/0xf0 [ 55.413452][ T91] should_failslab+0x9/0x20 [ 55.418130][ T91] kmem_cache_alloc_node+0x42/0x330 [ 55.423381][ T91] ? __alloc_skb+0xe8/0x4a0 [ 55.427998][ T91] ? __kasan_check_write+0x14/0x20 [ 55.433321][ T91] __alloc_skb+0xe8/0x4a0 [ 55.437854][ T91] alloc_skb_with_frags+0xa8/0x620 [ 55.443175][ T91] ? memcpy+0x56/0x70 [ 55.447270][ T91] sock_alloc_send_pskb+0x87f/0x9a0 [ 55.452614][ T91] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 55.458711][ T91] ? __kasan_check_write+0x14/0x20 [ 55.463940][ T91] ? _raw_spin_lock+0x94/0xf0 [ 55.468938][ T91] ? __cfi__raw_spin_lock+0x10/0x10 [ 55.474187][ T91] unix_dgram_sendmsg+0x5c1/0x1710 [ 55.479433][ T91] ? selinux_socket_sendmsg+0x22f/0x340 [ 55.485018][ T91] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 55.490938][ T91] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 55.496523][ T91] ? security_socket_sendmsg+0x93/0xb0 [ 55.502183][ T91] __sys_sendto+0x4ac/0x660 [ 55.506720][ T91] ? __cfi___sys_sendto+0x10/0x10 [ 55.511772][ T91] ? __cfi_do_syslog+0x10/0x10 [ 55.516569][ T91] ? __sys_connect+0x267/0x460 [ 55.521363][ T91] ? __this_cpu_preempt_check+0x13/0x20 [ 55.527071][ T91] ? xfd_validate_state+0x70/0x150 [ 55.532221][ T91] ? __kasan_check_write+0x14/0x20 [ 55.537361][ T91] __x64_sys_sendto+0xe5/0x100 [ 55.542163][ T91] x64_sys_call+0x83/0x9a0 [ 55.546616][ T91] do_syscall_64+0x4c/0xa0 [ 55.551062][ T91] ? clear_bhb_loop+0x30/0x80 [ 55.555768][ T91] ? clear_bhb_loop+0x30/0x80 [ 55.560478][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 55.566503][ T91] RIP: 0033:0x7f246be89407 [ 55.571117][ T91] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 55.591713][ T91] RSP: 002b:00007ffd1aeb9a70 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 55.600428][ T91] RAX: ffffffffffffffda RBX: 00007f246bd39c80 RCX: 00007f246be89407 [ 55.608437][ T91] RDX: 0000000000000053 RSI: 00007ffd1aeb9bb0 RDI: 0000000000000003 [ 55.616636][ T91] RBP: 00007ffd1aeb9fe0 R08: 0000000000000000 R09: 0000000000000000 [ 55.624648][ T91] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffd1aeb9ff8 [ 55.632824][ T91] R13: 00007ffd1aeb9bb0 R14: 0000000000000038 R15: 00007ffd1aeb9bb0 [ 55.640828][ T91] [ 55.648364][ T91] FAULT_INJECTION: forcing a failure. [ 55.648364][ T91] name failslab, interval 1, probability 1, space 0, times 13 [ 55.661177][ T91] CPU: 1 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 55.667987][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 55.678160][ T91] Call Trace: [ 55.681468][ T91] [ 55.684425][ T91] __dump_stack+0x21/0x24 [ 55.688793][ T91] dump_stack_lvl+0x110/0x170 [ 55.693499][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 55.698563][ T91] ? __schedule+0xbea/0x14b0 [ 55.703535][ T91] dump_stack+0x15/0x24 [ 55.707810][ T91] should_fail_ex+0x3bf/0x510 [ 55.712515][ T91] __should_failslab+0xac/0xf0 [ 55.717444][ T91] should_failslab+0x9/0x20 [ 55.721988][ T91] kmem_cache_alloc_node+0x42/0x330 [ 55.727356][ T91] ? __alloc_skb+0xe8/0x4a0 [ 55.731892][ T91] ? __kasan_check_write+0x14/0x20 [ 55.737030][ T91] __alloc_skb+0xe8/0x4a0 [ 55.741444][ T91] alloc_skb_with_frags+0xa8/0x620 [ 55.747553][ T91] ? memcpy+0x56/0x70 [ 55.751569][ T91] sock_alloc_send_pskb+0x87f/0x9a0 [ 55.756798][ T91] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 55.762551][ T91] ? __kasan_check_write+0x14/0x20 [ 55.767686][ T91] ? _raw_spin_lock+0x94/0xf0 [ 55.773289][ T91] ? __cfi__raw_spin_lock+0x10/0x10 [ 55.778605][ T91] unix_dgram_sendmsg+0x5c1/0x1710 [ 55.783838][ T91] ? selinux_socket_sendmsg+0x22f/0x340 [ 55.789439][ T91] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 55.795505][ T91] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 55.801104][ T91] ? security_socket_sendmsg+0x93/0xb0 [ 55.806649][ T91] __sys_sendto+0x4ac/0x660 [ 55.811184][ T91] ? __cfi___sys_sendto+0x10/0x10 [ 55.816635][ T91] ? __cfi_do_syslog+0x10/0x10 [ 55.821430][ T91] ? __this_cpu_preempt_check+0x13/0x20 [ 55.827181][ T91] ? xfd_validate_state+0x70/0x150 [ 55.832412][ T91] ? __kasan_check_write+0x14/0x20 [ 55.837565][ T91] __x64_sys_sendto+0xe5/0x100 [ 55.842408][ T91] x64_sys_call+0x83/0x9a0 [ 55.847293][ T91] do_syscall_64+0x4c/0xa0 [ 55.851737][ T91] ? clear_bhb_loop+0x30/0x80 [ 55.856470][ T91] ? clear_bhb_loop+0x30/0x80 [ 55.861179][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 55.867203][ T91] RIP: 0033:0x7f246be89407 [ 55.871646][ T91] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 55.891378][ T91] RSP: 002b:00007ffd1aeb9a70 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 55.899828][ T91] RAX: ffffffffffffffda RBX: 00007f246bd39c80 RCX: 00007f246be89407 [ 55.907830][ T91] RDX: 000000000000003a RSI: 00007ffd1aeb9bb0 RDI: 0000000000000003 [ 55.915846][ T91] RBP: 00007ffd1aeb9fe0 R08: 0000000000000000 R09: 0000000000000000 [ 55.924213][ T91] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffd1aeb9ff8 [ 55.932223][ T91] R13: 00007ffd1aeb9bb0 R14: 000000000000001f R15: 00007ffd1aeb9bb0 [ 55.940409][ T91] [ 55.943742][ T91] FAULT_INJECTION: forcing a failure. [ 55.943742][ T91] name failslab, interval 1, probability 1, space 0, times 11 [ 55.957297][ T91] CPU: 1 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 55.964114][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 55.974467][ T91] Call Trace: [ 55.978293][ T91] [ 55.981279][ T91] __dump_stack+0x21/0x24 [ 55.985652][ T91] dump_stack_lvl+0x110/0x170 [ 55.990410][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 55.995476][ T91] dump_stack+0x15/0x24 [ 55.999973][ T91] should_fail_ex+0x3bf/0x510 [ 56.005228][ T91] ? sk_prot_alloc+0x5f/0x320 [ 56.009957][ T91] __should_failslab+0xac/0xf0 [ 56.014778][ T91] should_failslab+0x9/0x20 [ 56.019347][ T91] kmem_cache_alloc+0x3b/0x320 [ 56.024337][ T91] ? kasan_save_alloc_info+0x1f/0x30 [ 56.029809][ T91] sk_prot_alloc+0x5f/0x320 [ 56.034385][ T91] sk_alloc+0x3b/0x460 [ 56.038511][ T91] unix_create1+0xb8/0x710 [ 56.043001][ T91] unix_create+0x149/0x200 [ 56.047486][ T91] __sock_create+0x39e/0x7c0 [ 56.052551][ T91] __sys_socket+0xcd/0x1a0 [ 56.057031][ T91] __x64_sys_socket+0x7a/0x90 [ 56.061757][ T91] x64_sys_call+0x449/0x9a0 [ 56.066332][ T91] do_syscall_64+0x4c/0xa0 [ 56.070839][ T91] ? clear_bhb_loop+0x30/0x80 [ 56.075807][ T91] ? clear_bhb_loop+0x30/0x80 [ 56.080509][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 56.086453][ T91] RIP: 0033:0x7f246bf04707 [ 56.090897][ T91] Code: 54 24 0c e8 6b ac ff ff 83 f8 ff 74 04 8b 44 24 0c 48 83 c4 18 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 e6 0c 00 f7 d8 64 89 01 48 [ 56.110628][ T91] RSP: 002b:00007ffd1aeb9a88 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 56.119264][ T91] RAX: ffffffffffffffda RBX: 000000000000003a RCX: 00007f246bf04707 [ 56.127315][ T91] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 56.135326][ T91] RBP: 00007f246bf90560 R08: 0000000000000000 R09: 0000000000000000 [ 56.143367][ T91] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 56.151545][ T91] R13: 00007ffd1aeb9bb0 R14: 000000000000001f R15: 00007ffd1aeb9bb0 [ 56.159565][ T91] [ 56.162664][ C1] FAULT_INJECTION: forcing a failure. [ 56.162664][ C1] name failslab, interval 1, probability 1, space 0, times 11 [ 56.175590][ C1] CPU: 1 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 56.182661][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 56.192740][ C1] Call Trace: [ 56.196442][ C1] [ 56.199502][ C1] __dump_stack+0x21/0x24 [ 56.203876][ C1] dump_stack_lvl+0x110/0x170 [ 56.208880][ C1] ? __cfi_dump_stack_lvl+0x8/0x8 [ 56.214378][ C1] ? __kasan_check_read+0x11/0x20 [ 56.219430][ C1] ? irqentry_exit+0x37/0x40 [ 56.224030][ C1] dump_stack+0x15/0x24 [ 56.228286][ C1] should_fail_ex+0x3bf/0x510 [ 56.233489][ C1] __should_failslab+0xac/0xf0 [ 56.238306][ C1] should_failslab+0x9/0x20 [ 56.243072][ C1] kmem_cache_alloc_node+0x42/0x330 [ 56.248399][ C1] ? __alloc_skb+0xe8/0x4a0 [ 56.253029][ C1] __alloc_skb+0xe8/0x4a0 [ 56.257388][ C1] wg_packet_send_keepalive+0x62/0x1c0 [ 56.262865][ C1] ? wg_expired_send_persistent_keepalive+0x44/0x80 [ 56.269576][ C1] wg_expired_send_persistent_keepalive+0x53/0x80 [ 56.276028][ C1] ? __cfi_wg_expired_send_persistent_keepalive+0x10/0x10 [ 56.283171][ C1] call_timer_fn+0x46/0x2a0 [ 56.287707][ C1] ? __cfi_wg_expired_send_persistent_keepalive+0x10/0x10 [ 56.294940][ C1] __run_timers+0x646/0x9b0 [ 56.299480][ C1] ? calc_index+0x200/0x200 [ 56.303998][ C1] ? kvm_sched_clock_read+0x18/0x40 [ 56.309230][ C1] run_timer_softirq+0x6a/0xf0 [ 56.314007][ C1] handle_softirqs+0x1d7/0x600 [ 56.318786][ C1] __irq_exit_rcu+0x52/0xf0 [ 56.323960][ C1] irq_exit_rcu+0x9/0x10 [ 56.328326][ C1] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 56.334106][ C1] [ 56.337064][ C1] [ 56.340016][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 56.346021][ C1] RIP: 0010:dump_stack_lvl+0x144/0x170 [ 56.351501][ C1] Code: e6 00 02 00 00 31 ff e8 ea 56 77 fc 49 81 e5 00 02 00 00 75 07 e8 1c 52 77 fc eb 06 e8 15 52 77 fc fb 48 c7 04 24 0e 36 e0 45 <4b> c7 04 27 00 00 00 00 65 48 8b 04 25 28 00 00 00 48 3b 44 24 40 [ 56.371123][ C1] RSP: 0018:ffffc900009c7b40 EFLAGS: 00000293 [ 56.377209][ C1] RAX: ffffffff84fa142b RBX: ffffffff860afda0 RCX: ffff88810fe76540 [ 56.385204][ C1] RDX: 0000000000000000 RSI: 0000000000000200 RDI: 0000000000000000 [ 56.393282][ C1] RBP: ffffc900009c7bd0 R08: 0000000000000003 R09: 0000000000000004 [ 56.401271][ C1] R10: dffffc0000000000 R11: fffffbfff0e23738 R12: dffffc0000000000 [ 56.409260][ C1] R13: 0000000000000200 R14: 0000000000000001 R15: 1ffff92000138f68 [ 56.417305][ C1] ? dump_stack_lvl+0x13b/0x170 [ 56.422224][ C1] ? __cfi_dump_stack_lvl+0x8/0x8 [ 56.427617][ C1] dump_stack+0x15/0x24 [ 56.431831][ C1] should_fail_ex+0x3bf/0x510 [ 56.436643][ C1] ? sk_prot_alloc+0x5f/0x320 [ 56.441369][ C1] __should_failslab+0xac/0xf0 [ 56.446211][ C1] should_failslab+0x9/0x20 [ 56.450780][ C1] kmem_cache_alloc+0x3b/0x320 [ 56.455586][ C1] ? kasan_save_alloc_info+0x1f/0x30 [ 56.460919][ C1] sk_prot_alloc+0x5f/0x320 [ 56.465477][ C1] sk_alloc+0x3b/0x460 [ 56.469595][ C1] unix_create1+0xb8/0x710 [ 56.474052][ C1] unix_create+0x149/0x200 [ 56.478513][ C1] __sock_create+0x39e/0x7c0 [ 56.483154][ C1] __sys_socket+0xcd/0x1a0 [ 56.487858][ C1] __x64_sys_socket+0x7a/0x90 [ 56.492572][ C1] x64_sys_call+0x449/0x9a0 [ 56.497225][ C1] do_syscall_64+0x4c/0xa0 [ 56.501731][ C1] ? clear_bhb_loop+0x30/0x80 [ 56.506448][ C1] ? clear_bhb_loop+0x30/0x80 [ 56.511158][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 56.517087][ C1] RIP: 0033:0x7f246bf04707 [ 56.521537][ C1] Code: 54 24 0c e8 6b ac ff ff 83 f8 ff 74 04 8b 44 24 0c 48 83 c4 18 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 e6 0c 00 f7 d8 64 89 01 48 [ 56.541262][ C1] RSP: 002b:00007ffd1aeb9a88 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 56.549978][ C1] RAX: ffffffffffffffda RBX: 000000000000003a RCX: 00007f246bf04707 [ 56.558153][ C1] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 56.566284][ C1] RBP: 00007f246bf90560 R08: 0000000000000000 R09: 0000000000000000 [ 56.574430][ C1] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 56.582438][ C1] R13: 00007ffd1aeb9bb0 R14: 000000000000001f R15: 00007ffd1aeb9bb0 [ 56.590447][ C1] [ 56.601657][ T91] FAULT_INJECTION: forcing a failure. [ 56.601657][ T91] name failslab, interval 1, probability 1, space 0, times 5 [ 56.614468][ T91] CPU: 0 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 56.621298][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 56.631368][ T91] Call Trace: [ 56.634674][ T91] [ 56.637623][ T91] __dump_stack+0x21/0x24 [ 56.641976][ T91] dump_stack_lvl+0x110/0x170 [ 56.646686][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 56.651751][ T91] ? __schedule+0xbea/0x14b0 [ 56.656381][ T91] dump_stack+0x15/0x24 [ 56.660583][ T91] should_fail_ex+0x3bf/0x510 [ 56.665348][ T91] __should_failslab+0xac/0xf0 [ 56.670177][ T91] should_failslab+0x9/0x20 [ 56.674697][ T91] kmem_cache_alloc_node+0x42/0x330 [ 56.679952][ T91] ? __alloc_skb+0xe8/0x4a0 [ 56.684515][ T91] ? __kasan_check_write+0x14/0x20 [ 56.689659][ T91] __alloc_skb+0xe8/0x4a0 [ 56.694008][ T91] alloc_skb_with_frags+0xa8/0x620 [ 56.699141][ T91] ? memcpy+0x56/0x70 [ 56.703210][ T91] sock_alloc_send_pskb+0x87f/0x9a0 [ 56.708446][ T91] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 56.715170][ T91] ? __kasan_check_write+0x14/0x20 [ 56.720320][ T91] ? _raw_spin_lock+0x94/0xf0 [ 56.725140][ T91] ? __cfi__raw_spin_lock+0x10/0x10 [ 56.730410][ T91] unix_dgram_sendmsg+0x5c1/0x1710 [ 56.735562][ T91] ? selinux_socket_sendmsg+0x22f/0x340 [ 56.741142][ T91] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 56.747325][ T91] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 56.752930][ T91] ? security_socket_sendmsg+0x93/0xb0 [ 56.758424][ T91] __sys_sendto+0x4ac/0x660 [ 56.762947][ T91] ? __cfi___sys_sendto+0x10/0x10 [ 56.767995][ T91] ? __cfi_do_syslog+0x10/0x10 [ 56.773137][ T91] ? __sys_connect+0x267/0x460 [ 56.778126][ T91] ? __this_cpu_preempt_check+0x13/0x20 [ 56.783732][ T91] ? xfd_validate_state+0x70/0x150 [ 56.788877][ T91] ? __kasan_check_write+0x14/0x20 [ 56.794028][ T91] __x64_sys_sendto+0xe5/0x100 [ 56.798829][ T91] x64_sys_call+0x83/0x9a0 [ 56.803260][ T91] do_syscall_64+0x4c/0xa0 [ 56.807690][ T91] ? clear_bhb_loop+0x30/0x80 [ 56.812379][ T91] ? clear_bhb_loop+0x30/0x80 [ 56.817070][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 56.822983][ T91] RIP: 0033:0x7f246be89407 [ 56.827501][ T91] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 56.847173][ T91] RSP: 002b:00007ffd1aeb9a70 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 56.855736][ T91] RAX: ffffffffffffffda RBX: 00007f246bd39c80 RCX: 00007f246be89407 [ 56.863730][ T91] RDX: 00000000000000f9 RSI: 00007ffd1aeb9bb0 RDI: 0000000000000003 [ 56.871732][ T91] RBP: 00007ffd1aeb9fe0 R08: 0000000000000000 R09: 0000000000000000 [ 56.880206][ T91] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffd1aeb9ff8 [ 56.888199][ T91] R13: 00007ffd1aeb9bb0 R14: 00000000000000de R15: 00007ffd1aeb9bb0 [ 56.896201][ T91] [ 56.901657][ T291] FAULT_INJECTION: forcing a failure. [ 56.901657][ T291] name failslab, interval 1, probability 1, space 0, times 3 [ 56.914436][ T291] CPU: 1 PID: 291 Comm: kworker/1:2 Not tainted syzkaller #0 [ 56.921862][ T291] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 56.932125][ T291] Workqueue: ipv6_addrconf addrconf_dad_work [ 56.938169][ T291] Call Trace: [ 56.938663][ T91] FAULT_INJECTION: forcing a failure. [ 56.938663][ T91] name failslab, interval 1, probability 1, space 0, times 3 [ 56.941480][ T291] [ 56.957214][ T291] __dump_stack+0x21/0x24 [ 56.961590][ T291] dump_stack_lvl+0x110/0x170 [ 56.966320][ T291] ? __cfi_dump_stack_lvl+0x8/0x8 [ 56.971384][ T291] dump_stack+0x15/0x24 [ 56.975575][ T291] should_fail_ex+0x3bf/0x510 [ 56.980283][ T291] __should_failslab+0xac/0xf0 [ 56.985094][ T291] should_failslab+0x9/0x20 [ 56.989817][ T291] __kmem_cache_alloc_node+0x3d/0x2d0 [ 56.995261][ T291] ? ___neigh_create+0x6e3/0x1db0 [ 57.000360][ T291] ? ___neigh_create+0x6e3/0x1db0 [ 57.005427][ T291] __kmalloc+0xa4/0x1e0 [ 57.009623][ T291] ___neigh_create+0x6e3/0x1db0 [ 57.014541][ T291] ? stack_trace_save+0xa6/0xf0 [ 57.019460][ T291] __neigh_create+0x31/0x40 [ 57.024054][ T291] ip6_finish_output2+0xaaf/0x18b0 [ 57.029221][ T291] ? ndisc_send_skb+0x2ad/0xcd0 [ 57.034102][ T291] ? ndisc_send_ns+0xd4/0x160 [ 57.038804][ T291] ? addrconf_dad_work+0x9d6/0x14a0 [ 57.044034][ T291] ? __cfi_ip6_finish_output2+0x10/0x10 [ 57.049614][ T291] ? memset+0x35/0x40 [ 57.053662][ T291] ? xfrm_lookup_with_ifid+0x174b/0x2130 [ 57.059365][ T291] ip6_finish_output+0x60b/0xbe0 [ 57.064388][ T291] ip6_output+0x1fa/0x410 [ 57.068774][ T291] ? __cfi_ip6_output+0x10/0x10 [ 57.073676][ T291] ? __cfi_ip6_finish_output+0x10/0x10 [ 57.079184][ T291] ndisc_send_skb+0x7c8/0xcd0 [ 57.083902][ T291] ? __cfi_ndisc_send_skb+0x10/0x10 [ 57.089264][ T291] ? __cfi_dst_output+0x10/0x10 [ 57.094155][ T291] ? ndisc_ns_create+0x60d/0x920 [ 57.099207][ T291] ndisc_send_ns+0xd4/0x160 [ 57.103742][ T291] ? __cfi_ndisc_send_ns+0x10/0x10 [ 57.108882][ T291] ? mod_delayed_work_on+0xa8/0xe0 [ 57.114039][ T291] addrconf_dad_work+0x9d6/0x14a0 [ 57.119098][ T291] ? __cfi_addrconf_dad_work+0x10/0x10 [ 57.124591][ T291] ? __kasan_check_write+0x14/0x20 [ 57.129871][ T291] ? pwq_activate_inactive_work+0x2ea/0x3f0 [ 57.135883][ T291] process_one_work+0x717/0xc30 [ 57.140786][ T291] worker_thread+0xa4d/0x11d0 [ 57.145501][ T291] kthread+0x281/0x320 [ 57.149725][ T291] ? __cfi_worker_thread+0x10/0x10 [ 57.154872][ T291] ? __cfi_kthread+0x10/0x10 [ 57.159490][ T291] ret_from_fork+0x1f/0x30 [ 57.163942][ T291] [ 57.166994][ T91] CPU: 0 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 57.173808][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 57.184077][ T91] Call Trace: [ 57.187393][ T91] [ 57.190443][ T91] __dump_stack+0x21/0x24 [ 57.194931][ T91] dump_stack_lvl+0x110/0x170 [ 57.199758][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 57.204938][ T91] ? __schedule+0xbea/0x14b0 [ 57.209586][ T91] dump_stack+0x15/0x24 [ 57.213776][ T91] should_fail_ex+0x3bf/0x510 [ 57.218503][ T91] __should_failslab+0xac/0xf0 [ 57.223314][ T91] should_failslab+0x9/0x20 [ 57.227840][ T91] kmem_cache_alloc_node+0x42/0x330 [ 57.233258][ T91] ? __alloc_skb+0xe8/0x4a0 [ 57.237856][ T91] ? __kasan_check_write+0x14/0x20 [ 57.243019][ T91] __alloc_skb+0xe8/0x4a0 [ 57.247377][ T91] alloc_skb_with_frags+0xa8/0x620 [ 57.252608][ T91] ? memcpy+0x56/0x70 [ 57.256622][ T91] sock_alloc_send_pskb+0x87f/0x9a0 [ 57.261873][ T91] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 57.267632][ T91] ? __kasan_check_write+0x14/0x20 [ 57.272778][ T91] ? _raw_spin_lock+0x94/0xf0 [ 57.277484][ T91] ? __cfi__raw_spin_lock+0x10/0x10 [ 57.282827][ T91] unix_dgram_sendmsg+0x5c1/0x1710 [ 57.287981][ T91] ? selinux_socket_sendmsg+0x22f/0x340 [ 57.293571][ T91] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 57.299495][ T91] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 57.305081][ T91] ? security_socket_sendmsg+0x93/0xb0 [ 57.310611][ T91] __sys_sendto+0x4ac/0x660 [ 57.315164][ T91] ? __cfi___sys_sendto+0x10/0x10 [ 57.320218][ T91] ? __cfi_do_syslog+0x10/0x10 [ 57.325021][ T91] ? __sys_connect+0x267/0x460 [ 57.329827][ T91] ? __this_cpu_preempt_check+0x13/0x20 [ 57.335497][ T91] ? xfd_validate_state+0x70/0x150 [ 57.341089][ T91] ? __kasan_check_write+0x14/0x20 [ 57.346689][ T91] __x64_sys_sendto+0xe5/0x100 [ 57.351525][ T91] x64_sys_call+0x83/0x9a0 [ 57.356012][ T91] do_syscall_64+0x4c/0xa0 [ 57.360458][ T91] ? clear_bhb_loop+0x30/0x80 [ 57.365184][ T91] ? clear_bhb_loop+0x30/0x80 [ 57.369886][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 57.376071][ T91] RIP: 0033:0x7f246be89407 [ 57.380514][ T91] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 57.400329][ T91] RSP: 002b:00007ffd1aeb9a70 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 57.408775][ T91] RAX: ffffffffffffffda RBX: 00007f246bd39c80 RCX: 00007f246be89407 [ 57.416958][ T91] RDX: 0000000000000052 RSI: 00007ffd1aeb9bb0 RDI: 0000000000000003 [ 57.424961][ T91] RBP: 00007ffd1aeb9fe0 R08: 0000000000000000 R09: 0000000000000000 [ 57.432967][ T91] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffd1aeb9ff8 [ 57.440966][ T91] R13: 00007ffd1aeb9bb0 R14: 0000000000000037 R15: 00007ffd1aeb9bb0 [ 57.449015][ T91] [ 57.454776][ T291] FAULT_INJECTION: forcing a failure. [ 57.454776][ T291] name failslab, interval 1, probability 1, space 0, times 1 [ 57.467729][ T291] CPU: 1 PID: 291 Comm: kworker/1:2 Not tainted syzkaller #0 [ 57.475259][ T291] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 57.485381][ T291] Workqueue: ipv6_addrconf addrconf_dad_work [ 57.491425][ T291] Call Trace: [ 57.494743][ T291] [ 57.497719][ T291] __dump_stack+0x21/0x24 [ 57.502121][ T291] dump_stack_lvl+0x110/0x170 [ 57.506850][ T291] ? __cfi_dump_stack_lvl+0x8/0x8 [ 57.511938][ T291] dump_stack+0x15/0x24 [ 57.516140][ T291] should_fail_ex+0x3bf/0x510 [ 57.520856][ T291] __should_failslab+0xac/0xf0 [ 57.525678][ T291] should_failslab+0x9/0x20 [ 57.530211][ T291] __kmem_cache_alloc_node+0x3d/0x2d0 [ 57.535625][ T291] ? ___neigh_create+0x6e3/0x1db0 [ 57.540693][ T291] ? ___neigh_create+0x6e3/0x1db0 [ 57.545754][ T291] __kmalloc+0xa4/0x1e0 [ 57.550394][ T291] ___neigh_create+0x6e3/0x1db0 [ 57.555285][ T291] ? __local_bh_enable_ip+0x58/0x80 [ 57.560614][ T291] ? ip6t_do_table+0x13a7/0x1560 [ 57.565604][ T291] __neigh_create+0x31/0x40 [ 57.570412][ T291] ip6_finish_output2+0xaaf/0x18b0 [ 57.575567][ T291] ? ip6t_do_table+0x1c7/0x1560 [ 57.580546][ T291] ? __cfi_ip6_finish_output2+0x10/0x10 [ 57.586131][ T291] ? ip6table_mangle_hook+0x262/0x7b0 [ 57.591540][ T291] ip6_finish_output+0x60b/0xbe0 [ 57.596525][ T291] ip6_output+0x1fa/0x410 [ 57.600908][ T291] ? __cfi_ip6_output+0x10/0x10 [ 57.605798][ T291] ? __cfi_ip6_finish_output+0x10/0x10 [ 57.611292][ T291] ? __cfi_ip6t_do_table+0x10/0x10 [ 57.616630][ T291] ndisc_send_skb+0x7c8/0xcd0 [ 57.621338][ T291] ? __cfi_ndisc_send_skb+0x10/0x10 [ 57.626572][ T291] ? __cfi_dst_output+0x10/0x10 [ 57.631461][ T291] ? memcpy+0x56/0x70 [ 57.635479][ T291] ? __ndisc_fill_addr_option+0xde/0x130 [ 57.641141][ T291] ndisc_send_rs+0x66a/0x870 [ 57.645763][ T291] addrconf_dad_completed+0x958/0xe80 [ 57.651208][ T291] ? addrconf_dad_stop+0x440/0x440 [ 57.656375][ T291] ? mod_delayed_work_on+0xa8/0xe0 [ 57.661527][ T291] addrconf_dad_work+0xc1b/0x14a0 [ 57.666591][ T291] ? __cfi_addrconf_dad_work+0x10/0x10 [ 57.672081][ T291] ? __kasan_check_write+0x14/0x20 [ 57.677253][ T291] ? pwq_activate_inactive_work+0x2ea/0x3f0 [ 57.683186][ T291] process_one_work+0x717/0xc30 [ 57.688066][ T291] worker_thread+0xa4d/0x11d0 [ 57.692775][ T291] kthread+0x281/0x320 [ 57.696881][ T291] ? __cfi_worker_thread+0x10/0x10 [ 57.702123][ T291] ? __cfi_kthread+0x10/0x10 [ 57.706810][ T291] ret_from_fork+0x1f/0x30 [ 57.711295][ T291] [ 58.108043][ T8] device bridge_slave_1 left promiscuous mode [ 58.114379][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.122158][ T8] device bridge_slave_0 left promiscuous mode [ 58.128429][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.136738][ T8] device veth0_vlan left promiscuous mode [ 59.028528][ T8] device bridge_slave_1 left promiscuous mode [ 59.034773][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.042464][ T8] device bridge_slave_0 left promiscuous mode [ 59.048920][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.057769][ T8] device bridge_slave_1 left promiscuous mode [ 59.063941][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.071615][ T8] device bridge_slave_0 left promiscuous mode [ 59.077890][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.086005][ T8] device bridge_slave_1 left promiscuous mode [ 59.092298][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.099931][ T8] device bridge_slave_0 left promiscuous mode [ 59.106202][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.115093][ T8] device bridge_slave_1 left promiscuous mode [ 59.121383][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.129117][ T8] device bridge_slave_0 left promiscuous mode [ 59.135282][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.144439][ T8] device veth1_macvtap left promiscuous mode [ 59.150875][ T8] device veth0_vlan left promiscuous mode [ 59.157114][ T8] device veth1_macvtap left promiscuous mode [ 59.163306][ T8] device veth0_vlan left promiscuous mode [ 59.169626][ T8] device veth1_macvtap left promiscuous mode [ 59.175685][ T8] device veth0_vlan left promiscuous mode [ 59.181992][ T8] device veth1_macvtap left promiscuous mode [ 59.188283][ T8] device veth0_vlan left promiscuous mode