last executing test programs: 15.519528591s ago: executing program 3 (id=4): prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) prlimit64(0x0, 0x7, 0x0, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r0 = getpid() keyctl$search(0xa, 0x0, 0x0, 0x0, 0xffffffffffffffff) sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x4) syz_clone(0x600, 0x0, 0x33, 0x0, 0x0, 0x0) sched_setaffinity(0x0, 0x1, &(0x7f00000002c0)=0x400000bce) r1 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0) read$msr(r1, &(0x7f0000032680)=""/102400, 0x19000) connect$bt_l2cap(0xffffffffffffffff, 0x0, 0x0) openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000040), 0x20a02, 0x0) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) r2 = bpf$MAP_CREATE(0x0, &(0x7f00000009c0)=ANY=[@ANYBLOB="04000000040000000400000005"], 0x48) bpf$PROG_LOAD(0x5, &(0x7f0000000680)={0x1c, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000018110000", @ANYRES32=r2, @ANYBLOB="0000000000000000b70800000000e7057b8af8ff00000000bfa200000000000007020000f8ffffffb703000008000000b704000000000000850000001600000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x9, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0xe8c}, 0x94) bpf$PROG_LOAD(0x5, &(0x7f0000000680)={0x11, 0x14, &(0x7f0000000400)=ANY=[@ANYBLOB="180000000000000000000000000000001801000020646c2100000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b7030000000007808500000075"], 0x0, 0x0, 0x0, 0x0, 0x40f03, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) r3 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x2, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) bpf$BPF_GET_PROG_INFO(0xa, &(0x7f0000000740)={r3, 0x0, 0x0}, 0x10) ioctl$VHOST_SET_VRING_ADDR(0xffffffffffffffff, 0x4028af11, &(0x7f0000000ac0)={0x1, 0x1, 0x0, 0x0, 0x0, 0xeeee8000}) ioctl$UI_SET_EVBIT(0xffffffffffffffff, 0x40045564, 0x3) r4 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$IPT_SO_SET_REPLACE(r4, 0x0, 0x40, &(0x7f0000000340)=@filter={'filter\x00', 0xe, 0x4, 0x260, 0xffffffff, 0x0, 0x98, 0x130, 0xffffffff, 0xffffffff, 0x0, 0x98, 0x130, 0xffffffff, 0x4, 0x0, {[{{@uncond, 0x0, 0x70, 0x98}, @common=@unspec=@STANDARD={0x28, '\x00', 0x0, 0xfffffffe}}, {{@uncond, 0x0, 0x70, 0x98}, @common=@unspec=@STANDARD={0x28, '\x00', 0x0, 0xfffffffe}}, {{@uncond, 0x0, 0x70, 0x98}, @common=@unspec=@STANDARD={0x28, '\x00', 0x0, 0xfffffffe}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28}}}}, 0x2c0) 15.518067081s ago: executing program 0 (id=1): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff) mount(&(0x7f0000000040)=@filename='none\x00', &(0x7f0000000080)='./debug\x00', &(0x7f00000000c0)='debugfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./debug/failslab/probability\x00', 0x48001, 0x0) write(r0, &(0x7f0000000140)='1', 0x1) r1 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r1, &(0x7f0000000040)={0x2, 0x4e21, @local}, 0x10) setsockopt$inet_tcp_int(r1, 0x6, 0x210000000013, &(0x7f00000000c0)=0x100000001, 0x4) connect$inet(r1, &(0x7f0000000180)={0x2, 0x4e21, @local}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r1, 0x6, 0x16, &(0x7f0000000340)=[@window, @mss={0x2, 0x1}, @window, @timestamp, @sack_perm, @timestamp, @timestamp, @sack_perm], 0x2000000000000024) r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./debug/failslab/times\x00', 0x1, 0x0) write(r2, &(0x7f0000000240)='100', 0x3) unshare(0x64000600) 15.496779622s ago: executing program 2 (id=3): syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f00000005c0)={[{@block_validity}, {}, {@sysvgroups}, {@norecovery}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@norecovery}]}, 0x3, 0x577, &(0x7f0000000640)="$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") mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) munmap(&(0x7f0000002000/0x1000)=nil, 0x1000) bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000080)={&(0x7f00000002c0)=ANY=[@ANYBLOB="9feb0100180000000000f0000c0000005bff09000001"], &(0x7f0000001f80)=""/226, 0x18, 0xe2, 0x2}, 0x28) setxattr$trusted_overlay_upper(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000100), &(0x7f0000001400)=ANY=[], 0x835, 0x0) rename(&(0x7f0000000000)='./file0/file0\x00', &(0x7f0000000180)='./file1\x00') 15.261392387s ago: executing program 3 (id=6): syz_mount_image$f2fs(&(0x7f0000000140), &(0x7f0000000000)='./file0\x00', 0x1000800, &(0x7f0000000380)=ANY=[@ANYBLOB="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"], 0x2, 0x5524, &(0x7f00000108c0)="$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r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000840)='pids.current\x00', 0x275a, 0x0) r1 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$KVM_IRQ_LINE_STATUS(r2, 0xc008ae67, &(0x7f0000000080)={0x0, 0x4}) write$binfmt_script(r0, &(0x7f0000000040), 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) fdatasync(r0) mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD_XDP(0x5, &(0x7f0000000280)={0x12, 0x4, &(0x7f0000000000)=@framed={{}, [@ldst={0x3, 0x0, 0x3, 0x1, 0x0, 0xc}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, '\x00', 0x0, 0xf}, 0x94) socket$nl_audit(0x10, 0x3, 0x9) madvise(&(0x7f0000000000/0x600000)=nil, 0x600003, 0x15) mlock(&(0x7f0000000000/0x800000)=nil, 0x800000) ftruncate(r0, 0x4a8e) 14.186274273s ago: executing program 2 (id=7): syz_mount_image$vfat(&(0x7f00000000c0), &(0x7f00000006c0)='./file1\x00', 0x2014000, &(0x7f0000000200)=ANY=[@ANYBLOB='iocharset=cp949,check=s\x00rict,shortname=winnt,utf8=0,codepage=950,rodmtail=0,uni_xlate=0,shortname=lower,iocharset=cp850,shortname=win95,shortname=winnt,\x00'], 0x23, 0x353, &(0x7f00000002c0)="$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") close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) sched_setscheduler(0x0, 0x1, 0x0) io_setup(0x2, &(0x7f0000000040)=0x0) pipe2(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80000) io_submit(r0, 0x1, &(0x7f00000005c0)=[&(0x7f0000000180)={0x2000000, 0x0, 0x0, 0x5, 0x101, r1, 0x0, 0x0, 0x0, 0x0, 0x2}]) vmsplice(r2, &(0x7f0000000440)=[{&(0x7f0000000140)="d5", 0x1}], 0x1, 0x4) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000440)={0x7, 0xa, &(0x7f0000000680)=ANY=[@ANYBLOB="1808000000000003ec6d210d4edd6f00851000000600000018000000", @ANYRES32, @ANYBLOB="00000000000000002c000000000000001800000000000000000000000000000095000000000000009500000000000000"], &(0x7f0000000000)='GPL\x00', 0x4, 0xee, &(0x7f0000000340)=""/238}, 0x80) sched_setscheduler(0x0, 0x1, 0x0) getpid() syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000000)='./bus\x00', 0x20085e, &(0x7f0000000100)={[{@grpjquota}, {@max_dir_size_kb={'max_dir_size_kb', 0x3d, 0xa32}}, {@abort}]}, 0x1, 0x548, &(0x7f00000008c0)="$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") r4 = openat$dir(0xffffffffffffff9c, &(0x7f0000000580)='.\x00', 0xa880, 0x97) getdents64(r4, &(0x7f00000013c0)=""/4096, 0x1000) ioctl$FS_IOC_GET_ENCRYPTION_PWSALT(r4, 0x40106614, &(0x7f0000000080)) getdents64(r4, &(0x7f0000000940)=""/229, 0xe5) ioctl$KVM_SET_SREGS(0xffffffffffffffff, 0x4138ae84, &(0x7f0000002400)={{0x0, 0xe000, 0xc, 0x48, 0x5, 0x9, 0xf, 0x9, 0x3, 0x9, 0x3, 0x3}, {0x8000000, 0x60000, 0x8, 0x80, 0xf7, 0x3, 0xff, 0xc, 0x5, 0x4, 0x6, 0x6}, {0x50000, 0xa000, 0x4, 0x9, 0xd, 0x9, 0x8, 0x8, 0x9, 0x4, 0x8}, {0x40000, 0x5000, 0xd, 0xa, 0x1, 0xe, 0x9, 0x0, 0x2, 0x2, 0x5, 0x18}, {0x10000, 0x1c000, 0x3, 0x4, 0x9, 0x7, 0x8, 0x7, 0x7f, 0x9, 0xe9, 0x4}, {0x1000, 0x2, 0xb, 0x9, 0x5, 0xd, 0x35, 0x81, 0x3, 0x9, 0xe2, 0xde}, {0x9000, 0xeeef0000, 0x0, 0x96, 0x5, 0x46, 0x5, 0xfb, 0xb, 0x2, 0x40, 0x7}, {0x80a0000, 0x0, 0x3, 0xc, 0x8, 0xb, 0x1, 0x6, 0x6f, 0x8, 0x3}, {0x40000, 0x401}, {0xffff1000, 0x3e5a}, 0x60000024, 0x0, 0x2, 0x70050, 0xf, 0x0, 0x200000, [0x9a06, 0x7ff, 0x1, 0xb55f]}) syz_mount_image$exfat(&(0x7f0000000000), &(0x7f0000001840)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='dmask=00000000000000000000374,allow_utime=00000000000000000000401,uid=', @ANYRESHEX=0x0, @ANYBLOB=',utf8,namecase=1,discard,iocharset=iso8859-2,gid=', @ANYRESHEX=0xee01, @ANYBLOB=',discard,fmask=0000000000011,\x00'/40], 0xff, 0x1537, &(0x7f0000000280)="$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") mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) mkdirat(0xffffffffffffff9c, &(0x7f0000000980)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000040)={r3, 0xe0, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x8, &(0x7f0000001380)}}, 0x10) mount$bpf(0x0, &(0x7f00000023c0)='./file0\x00', 0x0, 0x195a420, 0x0) 11.701941272s ago: executing program 0 (id=8): mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0) syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0) capset(&(0x7f0000000380)={0x20080522}, &(0x7f0000000200)={0x200002, 0x200003, 0x800, 0x4, 0x7}) r0 = syz_open_dev$tty20(0xc, 0x4, 0x1) ioctl$TCSETSW2(r0, 0x402c542c, &(0x7f0000000040)={0xfffffff8, 0x40004, 0xfdfbff7d, 0x7, 0x2, "ffffffff99eceffd000000006b00007900", 0xfffffffb, 0x9}) socket$nl_generic(0x10, 0x3, 0x10) syz_ublk_setup_io_uring(0x20, &(0x7f0000000340)={0x0, 0xd40c, 0x1000, 0x40002, 0x1e5}, 0x0, 0x0, 0x0) socketpair$unix(0x1, 0x2, 0x0, 0x0) syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000200)={0x2e, 0x0, 0x0, 0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x104, 0x0, 0x0, '\x00', {0xffffffff, 0xffff, 0x40, &(0x7f0000000440)=@new_dev={0x1, 0x3c9, 0x0, 0x0, 0x1000, 0xffffffff, 0x0, 0x0, 0x40}}}, &(0x7f0000000300)=0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup(r2) syz_ublk_setup_queues(r3, r1, 0x0, &(0x7f0000000500)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0x4704, 0x80000, 0x1000000, 0x33d, 0x0, r3}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xffffffff, 0x20, 0x0, 0x146}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x6a6c, 0x6449, 0x0, 0xfffffffd, 0x0, r3}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x2, 0x40, 0x2, 0xffffffff}}], 0x1, 0x0, 0x0) 10.681449156s ago: executing program 3 (id=9): r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NL80211_CMD_START_AP(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="050000000000000000000f00000008000300", @ANYRES32=0x0, @ANYBLOB="30000e0080ff"], 0x4c}}, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL80211_CMD_SET_MULTICAST_TO_UNICAST(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x40, r1, 0x20, 0x70bd2d, 0x25dfdbfc, {{}, {@val={0x8}, @val={0xc, 0x99, {0x6, 0x31}}}}, [@NL80211_ATTR_MULTICAST_TO_UNICAST_ENABLED={0x4}, @NL80211_ATTR_MULTICAST_TO_UNICAST_ENABLED={0x4}, @NL80211_ATTR_MULTICAST_TO_UNICAST_ENABLED={0x4}, @NL80211_ATTR_MULTICAST_TO_UNICAST_ENABLED={0x4}, @NL80211_ATTR_MULTICAST_TO_UNICAST_ENABLED={0x4}, @NL80211_ATTR_MULTICAST_TO_UNICAST_ENABLED={0x4}]}, 0x40}, 0x1, 0x0, 0x0, 0x8000}, 0x20000000) 9.616988851s ago: executing program 0 (id=10): connect$inet(0xffffffffffffffff, 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000000), 0xffffffffffffffff) r0 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r0}, &(0x7f0000bbdffc)) timer_settime(0x0, 0x0, &(0x7f0000000180)={{0x0, 0x989680}, {0x0, 0x989680}}, 0x0) mount$9p_fd(0x0, 0x0, 0x0, 0x200400, &(0x7f0000000080)) r1 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$ARPT_SO_SET_ADD_COUNTERS(r1, 0x0, 0x60, &(0x7f0000000080)={'filter\x00', 0x1058, [{0xa00}, {0x0, 0x100000000000000}]}, 0xa50) pipe2(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) splice(r3, 0x0, r2, 0x0, 0x2, 0x0) fcntl$setpipe(r2, 0x408, 0x7) 83.083678ms ago: executing program 2 (id=11): syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x808003, &(0x7f0000000000), 0x3, 0x519, &(0x7f0000000f80)="$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") (fail_nth: 4) 0s ago: executing program 32 (id=11): syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x808003, &(0x7f0000000000), 0x3, 0x519, &(0x7f0000000f80)="$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") (fail_nth: 4) kernel console output (not intermixed with test programs): 6][ T329] do_dentry_open+0x885/0x11f0 [ 29.758226][ T329] ? __cfi_chrdev_open+0x10/0x10 [ 29.758242][ T329] vfs_open+0x73/0x80 [ 29.758261][ T329] path_openat+0x2699/0x2f30 [ 29.758265][ T289] FAULT_INJECTION: forcing a failure. [ 29.758265][ T289] name failslab, interval 1, probability 1, space 0, times 78 [ 29.758281][ T329] ? slab_post_alloc_hook+0x4f/0x2d0 [ 29.758301][ T329] ? kmem_cache_alloc+0x166/0x320 [ 29.758318][ T329] ? getname_flags+0xba/0x510 [ 29.758332][ T329] ? do_sys_openat2+0xeb/0x820 [ 29.758352][ T329] ? do_filp_open+0x420/0x420 [ 29.758369][ T329] do_filp_open+0x1ee/0x420 [ 29.758386][ T329] ? __cfi_do_filp_open+0x10/0x10 [ 29.758406][ T329] ? alloc_fd+0x4c1/0x570 [ 29.758421][ T329] do_sys_openat2+0x15e/0x820 [ 29.758439][ T329] ? __se_sys_futex+0x136/0x310 [ 29.758454][ T329] ? do_sys_open+0xe0/0xe0 [ 29.758471][ T329] ? __this_cpu_preempt_check+0x13/0x20 [ 29.758486][ T329] ? xfd_validate_state+0x70/0x150 [ 29.758506][ T329] __x64_sys_openat+0x136/0x160 [ 29.758535][ T329] x64_sys_call+0x783/0x9a0 [ 29.758553][ T329] do_syscall_64+0x4c/0xa0 [ 29.758571][ T329] ? clear_bhb_loop+0x30/0x80 [ 29.758585][ T329] ? clear_bhb_loop+0x30/0x80 [ 29.758598][ T329] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 29.758620][ T329] RIP: 0033:0x7f32c9f5e7ce [ 29.758634][ T329] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08 [ 29.758646][ T329] RSP: 002b:00007f32caf50b28 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 29.758662][ T329] RAX: ffffffffffffffda RBX: 00007f32caf516c0 RCX: 00007f32c9f5e7ce [ 29.758673][ T329] RDX: 0000000000000002 RSI: 00007f32caf50c00 RDI: ffffffffffffff9c [ 29.758683][ T329] RBP: 00007f32ca034ec4 R08: 0000000000000000 R09: 0000000000000000 [ 29.758692][ T329] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 29.758701][ T329] R13: 00007f32ca226038 R14: 00007f32ca225fa0 R15: 00007ffc7db642a8 [ 29.758714][ T329] [ 29.758719][ T289] CPU: 0 PID: 289 Comm: syz-executor Not tainted syzkaller #0 [ 29.758736][ T289] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 29.758744][ T289] Call Trace: [ 29.758747][ T289] [ 29.758752][ T289] __dump_stack+0x21/0x24 [ 29.758775][ T289] dump_stack_lvl+0x110/0x170 [ 29.758792][ T289] ? __cfi_dump_stack_lvl+0x8/0x8 [ 29.758810][ T289] dump_stack+0x15/0x24 [ 29.758826][ T289] should_fail_ex+0x3bf/0x510 [ 29.758841][ T289] __should_failslab+0xac/0xf0 [ 29.758857][ T289] should_failslab+0x9/0x20 [ 29.800600][ T28] audit: type=1400 audit(1785427495.780:115): avc: denied { create } for pid=328 comm="syz.0.8" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 29.804475][ T289] __kmem_cache_alloc_node+0x3d/0x2d0 [ 29.804501][ T289] ? kvmalloc_node+0x28a/0x460 [ 29.804515][ T289] ? kasan_save_alloc_info+0x1f/0x30 [ 29.804527][ T289] ? __kasan_kmalloc+0x95/0xb0 [ 29.808942][ T28] audit: type=1400 audit(1785427495.780:116): avc: denied { create } for pid=328 comm="syz.0.8" anonclass=[io_uring] scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:sysadm_t tclass=anon_inode permissive=1 [ 29.814281][ T289] ? __kmalloc_node_track_caller+0xb1/0x1e0 [ 29.814302][ T289] ? kvmalloc_node+0x28a/0x460 [ 29.814315][ T289] __kmalloc_node+0xa2/0x1e0 [ 29.819065][ T28] audit: type=1400 audit(1785427495.780:117): avc: denied { map } for pid=328 comm="syz.0.8" path="anon_inode:[io_uring]" dev="anon_inodefs" ino=15266 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:sysadm_t tclass=anon_inode permissive=1 [ 29.823707][ T289] ? tcp_getsockopt+0xff/0x130 [ 29.823732][ T289] ? sock_common_getsockopt+0xaa/0xc0 [ 29.870481][ T28] audit: type=1400 audit(1785427495.780:118): avc: denied { read write } for pid=328 comm="syz.0.8" path="anon_inode:[io_uring]" dev="anon_inodefs" ino=15266 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:sysadm_t tclass=anon_inode permissive=1 [ 29.873921][ T289] ? __sys_getsockopt+0x215/0x490 [ 29.878412][ T28] audit: type=1400 audit(1785427495.780:119): avc: denied { map } for pid=328 comm="syz.0.8" path="socket:[15269]" dev="sockfs" ino=15269 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tcp_socket permissive=1 [ 29.882884][ T289] kvmalloc_node+0x28a/0x460 [ 29.882902][ T289] ? __cfi_kvmalloc_node+0x10/0x10 [ 30.090798][ T92] FAULT_INJECTION: forcing a failure. [ 30.090798][ T92] name failslab, interval 1, probability 1, space 0, times 74 [ 30.093945][ T289] nf_hook_entries_grow+0x32a/0x770 [ 30.815133][ T289] __nf_register_net_hook+0x225/0x820 [ 30.815166][ T289] ? kasan_save_alloc_info+0x1f/0x30 [ 30.815181][ T289] nf_register_net_hook+0xbb/0x1a0 [ 30.815198][ T289] nf_register_net_hooks+0x47/0x1b0 [ 30.815215][ T289] ipt_register_table+0x516/0x7b0 [ 30.815232][ T289] ? __cfi_ipt_register_table+0x10/0x10 [ 30.815248][ T289] ? ipt_alloc_initial_table+0x526/0x640 [ 30.815264][ T289] iptable_mangle_table_init+0x41/0x60 [ 30.815281][ T289] xt_find_table_lock+0x2b6/0x410 [ 30.815298][ T289] xt_request_find_table_lock+0x27/0x100 [ 30.815314][ T289] do_ipt_get_ctl+0x6d1/0x1190 [ 30.815331][ T289] ? __cfi_do_ipt_get_ctl+0x10/0x10 [ 30.815346][ T289] ? _raw_spin_unlock_bh+0x50/0x60 [ 30.815368][ T289] ? sockopt_release_sock+0x1a0/0x1f0 [ 30.815384][ T289] ? do_ip_getsockopt+0x71f/0x1760 [ 30.815403][ T289] ? avc_has_perm_noaudit+0x30a/0x490 [ 30.815419][ T289] ? __cfi_avc_has_perm_noaudit+0x10/0x10 [ 30.815435][ T289] ? __kasan_check_write+0x14/0x20 [ 30.815449][ T289] ? mutex_unlock+0x8f/0x230 [ 30.815467][ T289] ? __cfi_mutex_unlock+0x10/0x10 [ 30.815485][ T289] ? __cfi_avc_has_perm+0x10/0x10 [ 30.815498][ T289] nf_getsockopt+0x27f/0x2a0 [ 30.815518][ T289] ip_getsockopt+0x157/0x1e0 [ 30.815535][ T289] ? __cfi_ip_getsockopt+0x10/0x10 [ 30.815551][ T289] ? lock_vma_under_rcu+0x3f8/0x4f0 [ 30.815566][ T289] tcp_getsockopt+0xff/0x130 [ 30.815585][ T289] sock_common_getsockopt+0xaa/0xc0 [ 30.815604][ T289] ? __cfi_sock_common_getsockopt+0x10/0x10 [ 30.815623][ T289] __sys_getsockopt+0x215/0x490 [ 30.815640][ T289] __x64_sys_getsockopt+0xbf/0xd0 [ 30.815657][ T289] x64_sys_call+0x3d/0x9a0 [ 30.815673][ T289] do_syscall_64+0x4c/0xa0 [ 30.815689][ T289] ? clear_bhb_loop+0x30/0x80 [ 30.815703][ T289] ? clear_bhb_loop+0x30/0x80 [ 30.815716][ T289] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 30.815734][ T289] RIP: 0033:0x7fcb1599f76a [ 30.815748][ T289] Code: 48 83 ec 10 89 d2 48 63 ff 45 31 c9 6a 2a 45 31 c0 31 c9 e8 d8 99 fb ff 48 83 c4 18 c3 0f 1f 00 49 89 ca b8 37 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 e8 ff ff ff f7 [ 30.815760][ T289] RSP: 002b:00007ffdeb249e38 EFLAGS: 00000246 ORIG_RAX: 0000000000000037 [ 30.815777][ T289] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fcb1599f76a [ 30.815788][ T289] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 [ 30.815797][ T289] RBP: 0000000000000000 R08: 00007ffdeb249e5c R09: 00007ffdeb249e60 [ 30.815807][ T289] R10: 00007fcb15befd48 R11: 0000000000000246 R12: 00007fcb15a4fe18 [ 30.815816][ T289] R13: 00007fcb15bf1180 R14: 00007fcb15befd48 R15: 00007fcb15befd40 [ 30.815829][ T289] [ 30.815838][ T288] CPU: 1 PID: 288 Comm: syz-executor Not tainted syzkaller #0 [ 30.815853][ T288] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 30.815867][ T288] Call Trace: [ 30.815872][ T288] [ 30.815877][ T288] __dump_stack+0x21/0x24 [ 30.815895][ T288] dump_stack_lvl+0x110/0x170 [ 30.815909][ T288] ? __cfi_dump_stack_lvl+0x8/0x8 [ 30.815926][ T288] dump_stack+0x15/0x24 [ 30.815941][ T288] should_fail_ex+0x3bf/0x510 [ 30.815956][ T288] ? __anon_vma_prepare+0x51/0x410 [ 30.815974][ T288] __should_failslab+0xac/0xf0 [ 30.815989][ T288] should_failslab+0x9/0x20 [ 30.816003][ T288] kmem_cache_alloc+0x3b/0x320 [ 30.816023][ T288] __anon_vma_prepare+0x51/0x410 [ 30.816040][ T288] handle_mm_fault+0x2488/0x26b0 [ 30.816057][ T288] ? __cfi_handle_mm_fault+0x10/0x10 [ 30.816072][ T288] ? down_read_trylock+0x27f/0x660 [ 30.816096][ T288] ? lock_mm_and_find_vma+0x9e/0x320 [ 30.816108][ T288] ? do_user_addr_fault+0x338/0x1030 [ 30.816129][ T288] do_user_addr_fault+0x61e/0x1030 [ 30.816149][ T288] exc_page_fault+0x51/0xb0 [ 30.816162][ T288] asm_exc_page_fault+0x27/0x30 [ 30.816182][ T288] RIP: 0033:0x7f17de161362 [ 30.816195][ T288] Code: 3c 01 00 00 31 d2 4c 39 d3 48 8d 34 29 0f 95 c2 48 29 e8 48 89 73 60 48 c1 e2 02 48 83 c8 01 48 09 ea 48 83 ca 01 48 89 51 08 <48> 89 46 08 48 8d 41 10 48 8b 54 24 38 64 48 2b 14 25 28 00 00 00 [ 30.816207][ T288] RSP: 002b:00007fff47acd300 EFLAGS: 00010206 [ 30.816221][ T288] RAX: 00000000000206c1 RBX: 00007f17de3f1e20 RCX: 000055555664c900 [ 30.816232][ T288] RDX: 0000000000008041 RSI: 0000555556654940 RDI: 0000555556675000 [ 30.816254][ T288] RBP: 0000000000008040 R08: 0000000000028701 R09: 0000000000000001 [ 30.816264][ T288] R10: 00007f17de3f1e20 R11: 0000555556653000 R12: 0000000000006700 [ 30.816275][ T288] R13: 000055555664c900 R14: 0000000000008060 R15: 0000000000001000 [ 30.816296][ T288] [ 30.816323][ T288] Huh VM_FAULT_OOM leaked out to the #PF handler. Retrying PF [ 30.817048][ T314] CPU: 1 PID: 314 Comm: udevd Not tainted syzkaller #0 [ 30.817069][ T314] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 30.817077][ T314] Call Trace: [ 30.817083][ T314] [ 30.817088][ T314] __dump_stack+0x21/0x24 [ 30.817107][ T314] dump_stack_lvl+0x110/0x170 [ 30.817122][ T314] ? __cfi_dump_stack_lvl+0x8/0x8 [ 30.817138][ T314] ? mas_next_slot+0x9de/0xa10 [ 30.817152][ T314] dump_stack+0x15/0x24 [ 30.817167][ T314] should_fail_ex+0x3bf/0x510 [ 30.817183][ T314] ? vm_area_alloc+0x24/0x1a0 [ 30.817202][ T314] __should_failslab+0xac/0xf0 [ 30.817222][ T314] should_failslab+0x9/0x20 [ 30.817238][ T314] kmem_cache_alloc+0x3b/0x320 [ 30.817258][ T314] vm_area_alloc+0x24/0x1a0 [ 30.817276][ T314] mmap_region+0xfab/0x2130 [ 30.817299][ T314] ? __cfi_mmap_region+0x10/0x10 [ 30.817319][ T314] ? cap_mmap_addr+0x165/0x2e0 [ 30.817337][ T314] ? get_unmapped_area+0x30c/0x370 [ 30.817357][ T314] do_mmap+0x858/0xdd0 [ 30.817373][ T314] ? _copy_to_user+0x72/0x90 [ 30.817393][ T314] ? __cfi_do_mmap+0x10/0x10 [ 30.817411][ T314] vm_mmap_pgoff+0x206/0x3f0 [ 30.817429][ T314] ? __cfi_vm_mmap_pgoff+0x10/0x10 [ 30.817445][ T314] ? generic_file_llseek_size+0x1fd/0x390 [ 30.817482][ T314] ksys_mmap_pgoff+0xf6/0x1d0 [ 30.817502][ T314] __x64_sys_mmap+0xfa/0x110 [ 30.817519][ T314] x64_sys_call+0x8fd/0x9a0 [ 30.817537][ T314] do_syscall_64+0x4c/0xa0 [ 30.817555][ T314] ? clear_bhb_loop+0x30/0x80 [ 30.817570][ T314] ? clear_bhb_loop+0x30/0x80 [ 30.817584][ T314] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 30.817602][ T314] RIP: 0033:0x7f4ede71d822 [ 30.817613][ T314] Code: 00 00 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 76 5b 5d c3 0f 1f 00 48 8b 05 a1 35 0d 00 64 [ 30.817625][ T314] RSP: 002b:00007ffea33d9ef8 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 30.817641][ T314] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4ede71d822 [ 30.817653][ T314] RDX: 0000000000000003 RSI: 0000000000000200 RDI: 0000000000000000 [ 30.817664][ T314] RBP: 0000000000000022 R08: 00000000ffffffff R09: 0000000000000000 [ 30.817675][ T314] R10: 0000000000000022 R11: 0000000000000246 R12: 0000000000000000 [ 30.817686][ T314] R13: 00000000013a0000 R14: 0000555e5ac097f0 R15: 00007f4edeebc7d0 [ 30.817700][ T314] [ 30.823909][ T103] CPU: 1 PID: 103 Comm: udevd Not tainted syzkaller #0 [ 30.823935][ T103] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 30.823945][ T103] Call Trace: [ 30.823950][ T103] [ 30.823956][ T103] __dump_stack+0x21/0x24 [ 30.823978][ T103] dump_stack_lvl+0x110/0x170 [ 30.823997][ T103] ? __cfi_dump_stack_lvl+0x8/0x8 [ 30.824017][ T103] dump_stack+0x15/0x24 [ 30.824033][ T103] should_fail_ex+0x3bf/0x510 [ 30.824050][ T103] ? security_file_alloc+0x33/0x130 [ 30.824072][ T103] __should_failslab+0xac/0xf0 [ 30.824092][ T103] should_failslab+0x9/0x20 [ 30.824108][ T103] kmem_cache_alloc+0x3b/0x320 [ 30.824128][ T103] ? __alloc_file+0x28/0x2a0 [ 30.824146][ T103] security_file_alloc+0x33/0x130 [ 30.824146][ T310] FAULT_INJECTION: forcing a failure. [ 30.824146][ T310] name failslab, interval 1, probability 1, space 0, times 72 [ 30.824166][ T103] __alloc_file+0xb5/0x2a0 [ 30.824183][ T103] alloc_empty_file+0x97/0x180 [ 30.824199][ T103] path_openat+0xf4/0x2f30 [ 30.824215][ T103] ? kasan_set_track+0x60/0x70 [ 30.824231][ T103] ? kasan_set_track+0x4b/0x70 [ 30.824246][ T103] ? __kasan_slab_alloc+0x72/0x80 [ 30.824262][ T103] ? slab_post_alloc_hook+0x4f/0x2d0 [ 30.824280][ T103] ? kmem_cache_alloc+0x166/0x320 [ 30.824297][ T103] ? getname_flags+0xba/0x510 [ 30.824310][ T103] ? getname+0x19/0x20 [ 30.824322][ T103] ? do_sys_openat2+0xeb/0x820 [ 30.824340][ T103] ? __x64_sys_openat+0x136/0x160 [ 30.824357][ T103] ? x64_sys_call+0x783/0x9a0 [ 30.824374][ T103] ? do_syscall_64+0x4c/0xa0 [ 30.824389][ T103] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 30.824411][ T103] ? do_filp_open+0x420/0x420 [ 30.824428][ T103] do_filp_open+0x1ee/0x420 [ 30.824444][ T103] ? __cfi_do_filp_open+0x10/0x10 [ 30.824463][ T103] ? alloc_fd+0x4c1/0x570 [ 30.824479][ T103] do_sys_openat2+0x15e/0x820 [ 30.824497][ T103] ? do_sys_open+0xe0/0xe0 [ 30.824516][ T103] __x64_sys_openat+0x136/0x160 [ 30.824534][ T103] x64_sys_call+0x783/0x9a0 [ 30.824549][ T103] do_syscall_64+0x4c/0xa0 [ 30.824564][ T103] ? clear_bhb_loop+0x30/0x80 [ 30.824577][ T103] ? clear_bhb_loop+0x30/0x80 [ 30.824589][ T103] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 30.824608][ T103] RIP: 0033:0x7f4ede715c3a [ 30.824620][ T103] 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 [ 30.824632][ T103] RSP: 002b:00007ffea33df518 EFLAGS: 00000206 ORIG_RAX: 0000000000000101 [ 30.824649][ T103] RAX: ffffffffffffffda RBX: 0000555e5ac3a0e0 RCX: 00007f4ede715c3a [ 30.824659][ T103] RDX: 0000000000090800 RSI: 0000555e5ac16c90 RDI: 00000000ffffff9c [ 30.824669][ T103] RBP: 0000555e5ac16c90 R08: 0000000000000000 R09: 0000000000000001 [ 30.824678][ T103] R10: 0000000000000000 R11: 0000000000000206 R12: 0000555e5ac1a160 [ 30.824687][ T103] R13: 00000000000000fe R14: 0000555e4c93cbe0 R15: 00007ffea33df7e0 [ 30.824699][ T103] [ 30.824704][ T310] CPU: 0 PID: 310 Comm: kworker/0:3 Not tainted syzkaller #0 [ 30.824717][ T310] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 30.824740][ T310] Workqueue: wg-kex-wg2 wg_packet_handshake_receive_worker [ 30.824760][ T310] Call Trace: [ 30.824764][ T310] [ 30.824769][ T310] __dump_stack+0x21/0x24 [ 30.824785][ T310] dump_stack_lvl+0x110/0x170 [ 30.824803][ T310] ? __cfi_dump_stack_lvl+0x8/0x8 [ 30.824821][ T310] dump_stack+0x15/0x24 [ 30.824837][ T310] should_fail_ex+0x3bf/0x510 [ 30.824851][ T310] __should_failslab+0xac/0xf0 [ 30.824869][ T310] should_failslab+0x9/0x20 [ 30.824884][ T310] __kmem_cache_alloc_node+0x3d/0x2d0 [ 30.824903][ T310] ? wg_noise_handshake_begin_session+0xd5/0x770 [ 30.824922][ T310] ? wg_noise_handshake_begin_session+0xd5/0x770 [ 30.824939][ T310] kmalloc_trace+0x29/0xb0 [ 30.824953][ T310] wg_noise_handshake_begin_session+0xd5/0x770 [ 30.824969][ T310] ? ktime_get_coarse_with_offset+0x153/0x1a0 [ 30.824987][ T310] wg_packet_send_handshake_response+0x135/0x230 [ 30.825009][ T310] ? __cfi_wg_packet_send_handshake_response+0x10/0x10 [ 30.825032][ T310] wg_packet_handshake_receive_worker+0x517/0xa40 [ 30.825057][ T310] process_one_work+0x717/0xc30 [ 30.825076][ T310] worker_thread+0xa4d/0x11d0 [ 30.825096][ T310] kthread+0x281/0x320 [ 30.825111][ T310] ? __cfi_worker_thread+0x10/0x10 [ 30.825127][ T310] ? __cfi_kthread+0x10/0x10 [ 30.825143][ T310] ret_from_fork+0x1f/0x30 [ 30.825163][ T310] [ 30.827172][ T103] FAULT_INJECTION: forcing a failure. [ 30.827172][ T103] name failslab, interval 1, probability 1, space 0, times 70 [ 30.853507][ T311] FAULT_INJECTION: forcing a failure. [ 30.853507][ T311] name failslab, interval 1, probability 1, space 0, times 69 [ 30.859236][ T288] FAULT_INJECTION: forcing a failure. [ 30.859236][ T288] name failslab, interval 1, probability 1, space 0, times 69 [ 30.864433][ T290] FAULT_INJECTION: forcing a failure. [ 30.864433][ T290] name failslab, interval 1, probability 1, space 0, times 69 [ 30.869008][ T326] CPU: 1 PID: 326 Comm: kworker/1:3 Not tainted syzkaller #0 [ 31.991876][ T326] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 32.001923][ T326] Workqueue: ipv6_addrconf addrconf_dad_work [ 32.007893][ T326] Call Trace: [ 32.011162][ T326] [ 32.014077][ T326] __dump_stack+0x21/0x24 [ 32.018396][ T326] dump_stack_lvl+0x110/0x170 [ 32.023058][ T326] ? __cfi_dump_stack_lvl+0x8/0x8 [ 32.028071][ T326] ? __kasan_check_write+0x14/0x20 [ 32.033192][ T326] dump_stack+0x15/0x24 [ 32.037351][ T326] should_fail_ex+0x3bf/0x510 [ 32.042013][ T326] __should_failslab+0xac/0xf0 [ 32.046787][ T326] should_failslab+0x9/0x20 [ 32.051286][ T326] kmem_cache_alloc_node+0x42/0x330 [ 32.056478][ T326] ? __alloc_skb+0xe8/0x4a0 [ 32.060970][ T326] __alloc_skb+0xe8/0x4a0 [ 32.065305][ T326] ndisc_send_rs+0x31d/0x870 [ 32.070059][ T326] addrconf_dad_completed+0x958/0xe80 [ 32.075418][ T326] ? addrconf_dad_stop+0x440/0x440 [ 32.080513][ T326] ? mod_delayed_work_on+0xa8/0xe0 [ 32.085614][ T326] addrconf_dad_work+0xc1b/0x14a0 [ 32.090630][ T326] ? __cfi_addrconf_dad_work+0x10/0x10 [ 32.096099][ T326] ? __kasan_check_write+0x14/0x20 [ 32.101288][ T326] ? pwq_activate_inactive_work+0x2ea/0x3f0 [ 32.107167][ T326] process_one_work+0x717/0xc30 [ 32.112002][ T326] worker_thread+0xa4d/0x11d0 [ 32.116669][ T326] kthread+0x281/0x320 [ 32.120726][ T326] ? __cfi_worker_thread+0x10/0x10 [ 32.125821][ T326] ? __cfi_kthread+0x10/0x10 [ 32.130412][ T326] ret_from_fork+0x1f/0x30 [ 32.134826][ T326] [ 32.137980][ T103] CPU: 0 PID: 103 Comm: udevd Not tainted syzkaller #0 [ 32.139061][ T289] FAULT_INJECTION: forcing a failure. [ 32.139061][ T289] name failslab, interval 1, probability 1, space 0, times 68 [ 32.144834][ T103] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 32.144851][ T103] Call Trace: [ 32.144856][ T103] [ 32.144861][ T103] __dump_stack+0x21/0x24 [ 32.144884][ T103] dump_stack_lvl+0x110/0x170 [ 32.144901][ T103] ? __cfi_dump_stack_lvl+0x8/0x8 [ 32.144920][ T103] ? __cfi___anon_vma_interval_tree_augment_rotate+0x10/0x10 [ 32.144938][ T103] dump_stack+0x15/0x24 [ 32.199369][ T103] should_fail_ex+0x3bf/0x510 [ 32.204065][ T103] ? anon_vma_fork+0xef/0x510 [ 32.208735][ T103] __should_failslab+0xac/0xf0 [ 32.213492][ T103] should_failslab+0x9/0x20 [ 32.217982][ T103] kmem_cache_alloc+0x3b/0x320 [ 32.222740][ T103] anon_vma_fork+0xef/0x510 [ 32.227263][ T103] ? dup_userfaultfd+0x21b/0x7d0 [ 32.232201][ T103] copy_mm+0xcab/0x1ad0 [ 32.236351][ T103] ? copy_signal+0x630/0x630 [ 32.240941][ T103] ? _raw_spin_lock+0x94/0xf0 [ 32.245610][ T103] ? __init_rwsem+0x11b/0x1f0 [ 32.250278][ T103] ? copy_signal+0x4eb/0x630 [ 32.254867][ T103] copy_process+0x12d8/0x3500 [ 32.259538][ T103] ? sockopt_release_sock+0x1a0/0x1f0 [ 32.264927][ T103] ? idle_dummy+0x10/0x10 [ 32.269253][ T103] ? selinux_socket_setsockopt+0x282/0x360 [ 32.275054][ T103] kernel_clone+0x22f/0x7f0 [ 32.279565][ T103] ? __kasan_check_write+0x14/0x20 [ 32.284686][ T103] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 32.290227][ T103] ? __cfi_kernel_clone+0x10/0x10 [ 32.295268][ T103] ? recalc_sigpending+0x168/0x1c0 [ 32.300378][ T103] __x64_sys_clone+0x193/0x200 [ 32.305137][ T103] ? __cfi___x64_sys_clone+0x10/0x10 [ 32.310420][ T103] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 32.316483][ T103] x64_sys_call+0x990/0x9a0 [ 32.320982][ T103] do_syscall_64+0x4c/0xa0 [ 32.325393][ T103] ? clear_bhb_loop+0x30/0x80 [ 32.330062][ T103] ? clear_bhb_loop+0x30/0x80 [ 32.334733][ T103] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 32.340621][ T103] RIP: 0033:0x7f4ede6f1636 [ 32.345028][ T103] Code: 89 df e8 6d e8 f6 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 52 89 c5 85 c0 75 31 64 48 8b 04 25 10 00 00 [ 32.364629][ T103] RSP: 002b:00007ffea33df300 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 32.373043][ T103] RAX: ffffffffffffffda RBX: 00007ffea33df308 RCX: 00007f4ede6f1636 [ 32.381095][ T103] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 32.389067][ T103] RBP: 0000555e5a9ce2c0 R08: 0000000000000000 R09: 0000555e5ac04020 [ 32.397028][ T103] R10: 00007f4ededd0b50 R11: 0000000000000246 R12: 00007ffea33df6c0 [ 32.404990][ T103] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 32.412955][ T103] [ 32.415967][ T288] CPU: 1 PID: 288 Comm: syz-executor Not tainted syzkaller #0 [ 32.417537][ T103] udevd[103]: fork of child failed: Cannot allocate memory [ 32.423422][ T288] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 32.423434][ T288] Call Trace: [ 32.423439][ T288] [ 32.423444][ T288] __dump_stack+0x21/0x24 [ 32.423467][ T288] dump_stack_lvl+0x110/0x170 [ 32.423483][ T288] ? __cfi_dump_stack_lvl+0x8/0x8 [ 32.433697][ T103] FAULT_INJECTION: forcing a failure. [ 32.433697][ T103] name failslab, interval 1, probability 1, space 0, times 67 [ 32.440720][ T288] ? __kasan_slab_free+0x11/0x20 [ 32.440747][ T288] dump_stack+0x15/0x24 [ 32.440764][ T288] should_fail_ex+0x3bf/0x510 [ 32.440778][ T288] ? getname_flags+0xba/0x510 [ 32.440791][ T288] __should_failslab+0xac/0xf0 [ 32.496816][ T288] should_failslab+0x9/0x20 [ 32.501419][ T288] kmem_cache_alloc+0x3b/0x320 [ 32.506176][ T288] ? __x64_sys_umount+0x12d/0x170 [ 32.511200][ T288] getname_flags+0xba/0x510 [ 32.515711][ T288] ? debug_smp_processor_id+0x17/0x20 [ 32.521076][ T288] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 32.527135][ T288] __x64_sys_unlink+0x3c/0x50 [ 32.531810][ T288] x64_sys_call+0x958/0x9a0 [ 32.536305][ T288] do_syscall_64+0x4c/0xa0 [ 32.540757][ T288] ? clear_bhb_loop+0x30/0x80 [ 32.545429][ T288] ? clear_bhb_loop+0x30/0x80 [ 32.550365][ T288] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 32.556256][ T288] RIP: 0033:0x7f17de19d087 [ 32.560665][ T288] Code: 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 57 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 [ 32.580272][ T288] RSP: 002b:00007fff47ace5c8 EFLAGS: 00000206 ORIG_RAX: 0000000000000057 [ 32.588690][ T288] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f17de19d087 [ 32.596677][ T288] RDX: 00007fff47ace5f0 RSI: 00007fff47ace680 RDI: 00007fff47ace680 [ 32.604641][ T288] RBP: 00007fff47ace680 R08: 00007fff47acf680 R09: 00000000ffffffff [ 32.612602][ T288] R10: 0000000000000100 R11: 0000000000000206 R12: 00007fff47acf710 [ 32.620588][ T288] R13: 00007f17de234314 R14: 000000000000626c R15: 00007fff47acf750 [ 32.628562][ T288] [ 32.631572][ T103] CPU: 0 PID: 103 Comm: udevd Not tainted syzkaller #0 [ 32.638426][ T103] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 32.648477][ T103] Call Trace: [ 32.651748][ T103] [ 32.654690][ T103] __dump_stack+0x21/0x24 [ 32.659027][ T103] dump_stack_lvl+0x110/0x170 [ 32.663694][ T103] ? __cfi_dump_stack_lvl+0x8/0x8 [ 32.668710][ T103] dump_stack+0x15/0x24 [ 32.672860][ T103] should_fail_ex+0x3bf/0x510 [ 32.677529][ T103] ? vm_area_dup+0x27/0x280 [ 32.682027][ T103] __should_failslab+0xac/0xf0 [ 32.686804][ T103] should_failslab+0x9/0x20 [ 32.691297][ T103] kmem_cache_alloc+0x3b/0x320 [ 32.696064][ T103] vm_area_dup+0x27/0x280 [ 32.700388][ T103] ? copy_mm+0xb9f/0x1ad0 [ 32.704705][ T103] copy_mm+0xc13/0x1ad0 [ 32.708858][ T103] ? copy_signal+0x630/0x630 [ 32.713438][ T103] ? _raw_spin_lock+0x94/0xf0 [ 32.718106][ T103] ? __init_rwsem+0x11b/0x1f0 [ 32.722777][ T103] ? copy_signal+0x4eb/0x630 [ 32.727353][ T103] copy_process+0x12d8/0x3500 [ 32.732025][ T103] ? sockopt_release_sock+0x1a0/0x1f0 [ 32.737397][ T103] ? idle_dummy+0x10/0x10 [ 32.741726][ T103] ? selinux_socket_setsockopt+0x282/0x360 [ 32.747545][ T103] kernel_clone+0x22f/0x7f0 [ 32.752043][ T103] ? __kasan_check_write+0x14/0x20 [ 32.757159][ T103] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 32.762713][ T103] ? __cfi_kernel_clone+0x10/0x10 [ 32.767735][ T103] ? recalc_sigpending+0x168/0x1c0 [ 32.772841][ T103] __x64_sys_clone+0x193/0x200 [ 32.777598][ T103] ? __cfi___x64_sys_clone+0x10/0x10 [ 32.782888][ T103] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 32.788952][ T103] x64_sys_call+0x990/0x9a0 [ 32.793454][ T103] do_syscall_64+0x4c/0xa0 [ 32.797862][ T103] ? clear_bhb_loop+0x30/0x80 [ 32.802529][ T103] ? clear_bhb_loop+0x30/0x80 [ 32.807209][ T103] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 32.813179][ T103] RIP: 0033:0x7f4ede6f1636 [ 32.817584][ T103] Code: 89 df e8 6d e8 f6 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 52 89 c5 85 c0 75 31 64 48 8b 04 25 10 00 00 [ 32.837193][ T103] RSP: 002b:00007ffea33df300 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 32.845611][ T103] RAX: ffffffffffffffda RBX: 00007ffea33df308 RCX: 00007f4ede6f1636 [ 32.853576][ T103] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 32.861624][ T103] RBP: 0000555e5a9ce2c0 R08: 0000000000000000 R09: 0000555e5ac04020 [ 32.869588][ T103] R10: 00007f4ededd0b50 R11: 0000000000000246 R12: 00007ffea33df6c0 [ 32.877552][ T103] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 32.885536][ T103] [ 32.888548][ T92] CPU: 1 PID: 92 Comm: klogd Not tainted syzkaller #0 [ 32.895314][ T92] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 32.905370][ T92] Call Trace: [ 32.908643][ T92] [ 32.911567][ T92] __dump_stack+0x21/0x24 [ 32.915909][ T92] dump_stack_lvl+0x110/0x170 [ 32.920591][ T92] ? __cfi_dump_stack_lvl+0x8/0x8 [ 32.925609][ T92] ? __rcu_read_unlock+0x5e/0xa0 [ 32.930543][ T92] dump_stack+0x15/0x24 [ 32.934690][ T92] should_fail_ex+0x3bf/0x510 [ 32.939367][ T92] __should_failslab+0xac/0xf0 [ 32.944232][ T92] should_failslab+0x9/0x20 [ 32.948738][ T92] __kmem_cache_alloc_node+0x3d/0x2d0 [ 32.954108][ T92] ? syslog_print+0x11f/0x600 [ 32.958789][ T92] ? syslog_print+0x11f/0x600 [ 32.963473][ T92] kmalloc_trace+0x29/0xb0 [ 32.967887][ T92] syslog_print+0x11f/0x600 [ 32.972392][ T92] ? do_syslog+0x7a0/0x7a0 [ 32.976822][ T92] ? __cfi_avc_has_perm+0x10/0x10 [ 32.981852][ T92] ? security_socket_sendmsg+0x93/0xb0 [ 32.987315][ T92] ? cap_capable+0x1a6/0x230 [ 32.991899][ T92] do_syslog+0x6e1/0x7a0 [ 32.996167][ T92] ? __cfi_do_syslog+0x10/0x10 [ 33.000933][ T92] ? __sys_connect+0x267/0x460 [ 33.003257][ T314] FAULT_INJECTION: forcing a failure. [ 33.003257][ T314] name failslab, interval 1, probability 1, space 0, times 66 [ 33.006049][ T92] ? fpregs_restore_userregs+0x128/0x260 [ 33.024835][ T92] __x64_sys_syslog+0x7c/0x90 [ 33.029520][ T92] x64_sys_call+0x610/0x9a0 [ 33.034019][ T92] do_syscall_64+0x4c/0xa0 [ 33.038429][ T92] ? clear_bhb_loop+0x30/0x80 [ 33.043127][ T92] ? clear_bhb_loop+0x30/0x80 [ 33.047799][ T92] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 33.053687][ T92] RIP: 0033:0x7f5e76d41a37 [ 33.058090][ T92] Code: 73 01 c3 48 8b 0d c1 f3 0c 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 67 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 91 f3 0c 00 f7 d8 64 89 01 48 [ 33.077688][ T92] RSP: 002b:00007ffc6cdbaa78 EFLAGS: 00000206 ORIG_RAX: 0000000000000067 [ 33.086098][ T92] RAX: ffffffffffffffda RBX: 00007f5e76ee1490 RCX: 00007f5e76d41a37 [ 33.094112][ T92] RDX: 00000000000003ff RSI: 00007f5e76ee1490 RDI: 0000000000000002 [ 33.102162][ T92] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 33.110149][ T92] R10: 0000000000004000 R11: 0000000000000206 R12: 00007f5e76ee1490 [ 33.118127][ T92] R13: 00007f5e76ebedfe R14: 00007f5e76ee1828 R15: 00007f5e76ee1828 [ 33.126095][ T92] [ 33.129124][ T314] CPU: 0 PID: 314 Comm: udevd Not tainted syzkaller #0 [ 33.135973][ T314] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 33.146019][ T314] Call Trace: [ 33.149291][ T314] [ 33.152215][ T314] __dump_stack+0x21/0x24 [ 33.156543][ T314] dump_stack_lvl+0x110/0x170 [ 33.161210][ T314] ? __cfi_dump_stack_lvl+0x8/0x8 [ 33.166276][ T314] ? _raw_spin_unlock_irqrestore+0x5a/0x80 [ 33.172083][ T314] dump_stack+0x15/0x24 [ 33.176229][ T314] should_fail_ex+0x3bf/0x510 [ 33.180897][ T314] ? __anon_vma_prepare+0x51/0x410 [ 33.186003][ T314] __should_failslab+0xac/0xf0 [ 33.190766][ T314] should_failslab+0x9/0x20 [ 33.195275][ T314] kmem_cache_alloc+0x3b/0x320 [ 33.200046][ T314] __anon_vma_prepare+0x51/0x410 [ 33.204999][ T314] handle_mm_fault+0x2488/0x26b0 [ 33.209953][ T314] ? __cfi_handle_mm_fault+0x10/0x10 [ 33.215228][ T314] ? down_read_trylock+0x27f/0x660 [ 33.220338][ T314] ? __cfi___blk_flush_plug+0x10/0x10 [ 33.225709][ T314] ? lock_mm_and_find_vma+0x9e/0x320 [ 33.230987][ T314] ? do_user_addr_fault+0x2eb/0x1030 [ 33.236271][ T314] do_user_addr_fault+0x61e/0x1030 [ 33.241378][ T314] exc_page_fault+0x51/0xb0 [ 33.245873][ T314] asm_exc_page_fault+0x27/0x30 [ 33.250717][ T314] RIP: 0010:copy_user_enhanced_fast_string+0xa/0x40 [ 33.257470][ T314] Code: ff c9 75 f2 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 01 ca c3 8d 0c ca 89 ca eb 20 0f 01 cb 83 fa 40 72 38 89 d1 a4 31 c0 0f 01 ca c3 89 ca eb 0a 90 90 90 90 90 90 90 90 90 90 [ 33.277063][ T314] RSP: 0018:ffffc9000dc17778 EFLAGS: 00050206 [ 33.283219][ T314] RAX: ffffffff8266c201 RBX: 0000000000000200 RCX: 0000000000000200 [ 33.291441][ T314] RDX: 0000000000000200 RSI: ffff88812d689000 RDI: 00007f4ededbb000 [ 33.299417][ T314] RBP: ffffc9000dc178b8 R08: ffff88812d6891ff R09: 1ffff11025ad123f [ 33.307468][ T314] R10: dffffc0000000000 R11: ffffed1025ad1240 R12: 1ffff92001b82faf [ 33.315428][ T314] R13: 00007f4ededbb000 R14: ffff88812d689000 R15: ffffc9000dc17d00 [ 33.323395][ T314] ? _copy_to_iter+0xf1/0xe60 [ 33.328076][ T314] ? _copy_to_iter+0x1f9/0xe60 [ 33.332835][ T314] ? __cfi__copy_to_iter+0x10/0x10 [ 33.337939][ T314] ? filemap_get_read_batch+0x771/0x7d0 [ 33.343478][ T314] ? __kasan_check_write+0x14/0x20 [ 33.348581][ T314] ? folio_mark_accessed+0x10b/0x4d0 [ 33.353861][ T314] copy_page_to_iter+0x22e/0x340 [ 33.358793][ T314] filemap_read+0x19d9/0x23c0 [ 33.363464][ T314] ? __cfi_filemap_read+0x10/0x10 [ 33.368492][ T314] ? __kasan_check_write+0x14/0x20 [ 33.373593][ T314] ? rwsem_read_trylock+0x2af/0x640 [ 33.378791][ T314] ? __fsnotify_parent+0x72a/0x820 [ 33.383987][ T314] ? get_unmapped_area+0x30c/0x370 [ 33.389113][ T314] blkdev_read_iter+0x439/0x580 [ 33.393964][ T314] vfs_read+0x46e/0x930 [ 33.398117][ T314] ? __cfi_vfs_read+0x10/0x10 [ 33.402782][ T314] ? __kasan_check_read+0x11/0x20 [ 33.407884][ T314] ? __fdget_pos+0x1f2/0x380 [ 33.412462][ T314] ksys_read+0x14a/0x260 [ 33.416698][ T314] ? __cfi_ksys_read+0x10/0x10 [ 33.421454][ T314] ? debug_smp_processor_id+0x17/0x20 [ 33.426939][ T314] __x64_sys_read+0x7b/0x90 [ 33.431436][ T314] x64_sys_call+0x2f/0x9a0 [ 33.435842][ T314] do_syscall_64+0x4c/0xa0 [ 33.440271][ T314] ? clear_bhb_loop+0x30/0x80 [ 33.444943][ T314] ? clear_bhb_loop+0x30/0x80 [ 33.449633][ T314] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 33.455524][ T314] RIP: 0033:0x7f4ede6a7407 [ 33.459933][ T314] 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 [ 33.479530][ T314] RSP: 002b:00007ffea33d9f10 EFLAGS: 00000202 ORIG_RAX: 0000000000000000 [ 33.487939][ T314] RAX: ffffffffffffffda RBX: 00007f4ededd0880 RCX: 00007f4ede6a7407 [ 33.495904][ T314] RDX: 0000000000000200 RSI: 00007f4ededbb000 RDI: 0000000000000009 [ 33.503864][ T314] RBP: 0000555e5ac16750 R08: 0000000000000000 R09: 0000000000000000 [ 33.511826][ T314] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 [ 33.519800][ T314] R13: 00000000013bc000 R14: 0000555e5ac09568 R15: 00007f4edeef739c [ 33.527780][ T314] [ 33.530821][ T311] CPU: 1 PID: 311 Comm: udevd Not tainted syzkaller #0 [ 33.537677][ T311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 33.547725][ T311] Call Trace: [ 33.550997][ T311] [ 33.553919][ T311] __dump_stack+0x21/0x24 [ 33.558242][ T311] dump_stack_lvl+0x110/0x170 [ 33.562914][ T311] ? __cfi_dump_stack_lvl+0x8/0x8 [ 33.567932][ T311] ? slab_post_alloc_hook+0x4f/0x2d0 [ 33.573213][ T311] ? vm_area_alloc+0xe9/0x1a0 [ 33.577883][ T311] ? mmap_region+0xfab/0x2130 [ 33.582551][ T311] ? do_mmap+0x858/0xdd0 [ 33.586785][ T311] ? ksys_mmap_pgoff+0xf6/0x1d0 [ 33.591628][ T311] ? __x64_sys_mmap+0xfa/0x110 [ 33.596383][ T311] ? x64_sys_call+0x8fd/0x9a0 [ 33.601086][ T311] dump_stack+0x15/0x24 [ 33.605236][ T311] should_fail_ex+0x3bf/0x510 [ 33.609909][ T311] ? mas_alloc_nodes+0x2d8/0x850 [ 33.614844][ T311] __should_failslab+0xac/0xf0 [ 33.619605][ T311] should_failslab+0x9/0x20 [ 33.624103][ T311] kmem_cache_alloc+0x3b/0x320 [ 33.628864][ T311] mas_alloc_nodes+0x2d8/0x850 [ 33.633621][ T311] mas_preallocate+0xe3d/0x1430 [ 33.638463][ T311] ? kasan_save_alloc_info+0x1f/0x30 [ 33.643741][ T311] ? __cfi_mas_preallocate+0x10/0x10 [ 33.649020][ T311] ? vm_area_alloc+0xe9/0x1a0 [ 33.653692][ T311] ? memset+0x35/0x40 [ 33.657669][ T311] mmap_region+0x109b/0x2130 [ 33.662256][ T311] ? __cfi_perf_event_mmap+0x10/0x10 [ 33.667539][ T311] ? __cfi_mmap_region+0x10/0x10 [ 33.671293][ T103] udevd[103]: fork of child failed: Cannot allocate memory [ 33.672470][ T311] ? cap_mmap_addr+0x165/0x2e0 [ 33.684428][ T311] ? flush_tlb_func+0x2c0/0x520 [ 33.689296][ T311] ? get_unmapped_area+0x30c/0x370 [ 33.694404][ T311] do_mmap+0x858/0xdd0 [ 33.698466][ T311] ? __cfi_do_mmap+0x10/0x10 [ 33.700777][ T103] FAULT_INJECTION: forcing a failure. [ 33.700777][ T103] name failslab, interval 1, probability 1, space 0, times 63 [ 33.703049][ T311] ? do_mprotect_pkey+0x9ce/0xbe0 [ 33.720708][ T311] vm_mmap_pgoff+0x206/0x3f0 [ 33.725293][ T311] ? __cfi_vm_mmap_pgoff+0x10/0x10 [ 33.730394][ T311] ? generic_file_llseek_size+0x1fd/0x390 [ 33.736128][ T311] ksys_mmap_pgoff+0xf6/0x1d0 [ 33.740801][ T311] __x64_sys_mmap+0xfa/0x110 [ 33.745386][ T311] x64_sys_call+0x8fd/0x9a0 [ 33.749883][ T311] do_syscall_64+0x4c/0xa0 [ 33.754290][ T311] ? clear_bhb_loop+0x30/0x80 [ 33.758957][ T311] ? clear_bhb_loop+0x30/0x80 [ 33.763655][ T311] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 33.769541][ T311] RIP: 0033:0x7f4ede71d822 [ 33.773947][ T311] Code: 00 00 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 76 5b 5d c3 0f 1f 00 48 8b 05 a1 35 0d 00 64 [ 33.793570][ T311] RSP: 002b:00007ffea33d9ef8 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 33.801990][ T311] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4ede71d822 [ 33.810213][ T311] RDX: 0000000000000003 RSI: 0000000000000200 RDI: 0000000000000000 [ 33.818181][ T311] RBP: 0000000000000022 R08: 00000000ffffffff R09: 0000000000000000 [ 33.826139][ T311] R10: 0000000000000022 R11: 0000000000000246 R12: 00000000000001f6 [ 33.834103][ T311] R13: 0000000000000e00 R14: 0000555e5ac097f0 R15: 0000000000040000 [ 33.842072][ T311] [ 33.845431][ T289] CPU: 0 PID: 289 Comm: syz-executor Not tainted syzkaller #0 [ 33.852890][ T289] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 33.862948][ T289] Call Trace: [ 33.866215][ T289] [ 33.869132][ T289] __dump_stack+0x21/0x24 [ 33.873453][ T289] dump_stack_lvl+0x110/0x170 [ 33.878115][ T289] ? __cfi_dump_stack_lvl+0x8/0x8 [ 33.883128][ T289] dump_stack+0x15/0x24 [ 33.887272][ T289] should_fail_ex+0x3bf/0x510 [ 33.891936][ T289] __should_failslab+0xac/0xf0 [ 33.896690][ T289] should_failslab+0x9/0x20 [ 33.901182][ T289] __kmem_cache_alloc_node+0x3d/0x2d0 [ 33.906546][ T289] ? selinux_sk_alloc_security+0x7e/0x1a0 [ 33.912279][ T289] ? kasan_save_alloc_info+0x1f/0x30 [ 33.917555][ T289] ? __kasan_slab_alloc+0x72/0x80 [ 33.922581][ T289] ? selinux_sk_alloc_security+0x7e/0x1a0 [ 33.928305][ T289] kmalloc_trace+0x29/0xb0 [ 33.932719][ T289] selinux_sk_alloc_security+0x7e/0x1a0 [ 33.938262][ T289] security_sk_alloc+0x83/0xb0 [ 33.943104][ T289] sk_prot_alloc+0x108/0x320 [ 33.947684][ T289] sk_alloc+0x3b/0x460 [ 33.951749][ T289] ? _raw_spin_lock+0x94/0xf0 [ 33.956851][ T289] inet6_create+0x59f/0x1060 [ 33.961427][ T289] __sock_create+0x39e/0x7c0 [ 33.966613][ T289] __sys_socket+0xcd/0x1a0 [ 33.971016][ T289] __x64_sys_socket+0x7a/0x90 [ 33.975686][ T289] x64_sys_call+0x449/0x9a0 [ 33.980183][ T289] do_syscall_64+0x4c/0xa0 [ 33.984594][ T289] ? clear_bhb_loop+0x30/0x80 [ 33.989273][ T289] ? clear_bhb_loop+0x30/0x80 [ 33.993948][ T289] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 33.999844][ T289] RIP: 0033:0x7fcb1599f807 [ 34.004286][ T289] 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 [ 34.023886][ T289] RSP: 002b:00007ffdeb249e38 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 34.032302][ T289] RAX: ffffffffffffffda RBX: 00007fcb15bec760 RCX: 00007fcb1599f807 [ 34.040273][ T289] RDX: 0000000000000006 RSI: 0000000000000001 RDI: 000000000000000a [ 34.048249][ T289] RBP: 0000000000000029 R08: 0000000000000000 R09: 0000000000000000 [ 34.056225][ T289] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fcb15bec0e8 [ 34.064221][ T289] R13: 00007fcb15beb3e0 R14: 0000000000000003 R15: 00007fcb15bece00 [ 34.072279][ T289] [ 34.076271][ T290] CPU: 0 PID: 290 Comm: syz-executor Not tainted syzkaller #0 [ 34.076280][ T314] FAULT_INJECTION: forcing a failure. [ 34.076280][ T314] name failslab, interval 1, probability 1, space 0, times 62 [ 34.096433][ T290] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 34.106607][ T290] Call Trace: [ 34.109975][ T290] [ 34.112897][ T290] __dump_stack+0x21/0x24 [ 34.117311][ T290] dump_stack_lvl+0x110/0x170 [ 34.121980][ T290] ? __cfi_dump_stack_lvl+0x8/0x8 [ 34.126994][ T290] dump_stack+0x15/0x24 [ 34.131140][ T290] should_fail_ex+0x3bf/0x510 [ 34.135836][ T290] ? vm_area_dup+0x65/0x280 [ 34.140335][ T290] __should_failslab+0xac/0xf0 [ 34.145097][ T290] should_failslab+0x9/0x20 [ 34.149597][ T290] kmem_cache_alloc+0x3b/0x320 [ 34.154354][ T290] vm_area_dup+0x65/0x280 [ 34.158995][ T290] copy_mm+0xc13/0x1ad0 [ 34.163144][ T290] ? copy_signal+0x630/0x630 [ 34.167728][ T290] ? _raw_spin_lock+0x94/0xf0 [ 34.172398][ T290] ? __init_rwsem+0x11b/0x1f0 [ 34.177156][ T290] ? copy_signal+0x4eb/0x630 [ 34.181737][ T290] copy_process+0x12d8/0x3500 [ 34.186414][ T290] ? cgroup_rstat_updated+0xf0/0x360 [ 34.191689][ T290] ? idle_dummy+0x10/0x10 [ 34.196051][ T290] ? __count_memcg_events+0x8f/0xe0 [ 34.201247][ T290] kernel_clone+0x22f/0x7f0 [ 34.205747][ T290] ? __kasan_check_write+0x14/0x20 [ 34.210846][ T290] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 34.216691][ T290] ? __cfi_kernel_clone+0x10/0x10 [ 34.221726][ T290] ? recalc_sigpending+0x168/0x1c0 [ 34.226860][ T290] __x64_sys_clone+0x193/0x200 [ 34.231655][ T290] ? __cfi___x64_sys_clone+0x10/0x10 [ 34.236939][ T290] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 34.243038][ T290] x64_sys_call+0x990/0x9a0 [ 34.247543][ T290] do_syscall_64+0x4c/0xa0 [ 34.251951][ T290] ? clear_bhb_loop+0x30/0x80 [ 34.256615][ T290] ? clear_bhb_loop+0x30/0x80 [ 34.261298][ T290] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 34.267222][ T290] RIP: 0033:0x7f32c9fc6a12 [ 34.271632][ T290] Code: 89 e7 e8 71 8b f7 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 66 89 c5 85 c0 75 3b 64 48 8b 04 25 10 00 00 [ 34.291230][ T290] RSP: 002b:00007ffc7db644c0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 34.299678][ T290] RAX: ffffffffffffffda RBX: 00007ffc7db644c0 RCX: 00007f32c9fc6a12 [ 34.307665][ T290] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 34.315658][ T290] RBP: 00007ffc7db6464c R08: 0000000000000000 R09: 0000000000000001 [ 34.323626][ T290] R10: 000055558b25d7d0 R11: 0000000000000246 R12: 0000000000000000 [ 34.331621][ T290] R13: 00000000000927c0 R14: 000000000000784d R15: 00007ffc7db646a0 [ 34.339590][ T290] [ 34.342602][ T314] CPU: 1 PID: 314 Comm: udevd Not tainted syzkaller #0 [ 34.349458][ T314] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 34.359511][ T314] Call Trace: [ 34.362781][ T314] [ 34.365716][ T314] __dump_stack+0x21/0x24 [ 34.370037][ T314] dump_stack_lvl+0x110/0x170 [ 34.374704][ T314] ? __cfi_dump_stack_lvl+0x8/0x8 [ 34.379717][ T314] dump_stack+0x15/0x24 [ 34.383861][ T314] should_fail_ex+0x3bf/0x510 [ 34.388523][ T314] ? vm_area_alloc+0xe9/0x1a0 [ 34.393186][ T314] __should_failslab+0xac/0xf0 [ 34.397938][ T314] should_failslab+0x9/0x20 [ 34.402423][ T314] kmem_cache_alloc+0x3b/0x320 [ 34.407177][ T314] vm_area_alloc+0xe9/0x1a0 [ 34.411668][ T314] mmap_region+0xfab/0x2130 [ 34.416159][ T314] ? __cfi_perf_event_mmap+0x10/0x10 [ 34.421435][ T314] ? __cfi_mmap_region+0x10/0x10 [ 34.426373][ T314] ? cap_mmap_addr+0x165/0x2e0 [ 34.431173][ T314] ? flush_tlb_func+0x2c0/0x520 [ 34.436043][ T314] ? get_unmapped_area+0x30c/0x370 [ 34.441150][ T314] do_mmap+0x858/0xdd0 [ 34.445213][ T314] ? __cfi_do_mmap+0x10/0x10 [ 34.449804][ T314] ? do_mprotect_pkey+0x9ce/0xbe0 [ 34.454821][ T314] vm_mmap_pgoff+0x206/0x3f0 [ 34.459403][ T314] ? __cfi_vm_mmap_pgoff+0x10/0x10 [ 34.464588][ T314] ? generic_file_llseek_size+0x1fd/0x390 [ 34.470393][ T314] ksys_mmap_pgoff+0xf6/0x1d0 [ 34.475090][ T314] __x64_sys_mmap+0xfa/0x110 [ 34.479666][ T314] x64_sys_call+0x8fd/0x9a0 [ 34.484156][ T314] do_syscall_64+0x4c/0xa0 [ 34.488560][ T314] ? clear_bhb_loop+0x30/0x80 [ 34.493221][ T314] ? clear_bhb_loop+0x30/0x80 [ 34.497887][ T314] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 34.504039][ T314] RIP: 0033:0x7f4ede71d822 [ 34.508460][ T314] Code: 00 00 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 76 5b 5d c3 0f 1f 00 48 8b 05 a1 35 0d 00 64 [ 34.528067][ T314] RSP: 002b:00007ffea33d9ef8 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 34.536477][ T314] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4ede71d822 [ 34.544443][ T314] RDX: 0000000000000003 RSI: 0000000000000200 RDI: 0000000000000000 [ 34.552400][ T314] RBP: 0000000000000022 R08: 00000000ffffffff R09: 0000000000000000 [ 34.560359][ T314] R10: 0000000000000022 R11: 0000000000000246 R12: 0000000000000018 [ 34.568400][ T314] R13: 0000000000000200 R14: 0000555e5ac167b0 R15: 00000000013bc600 [ 34.576363][ T314] [ 34.580554][ T103] CPU: 0 PID: 103 Comm: udevd Not tainted syzkaller #0 [ 34.587416][ T103] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 34.597459][ T103] Call Trace: [ 34.600726][ T103] [ 34.603672][ T103] __dump_stack+0x21/0x24 [ 34.608013][ T103] dump_stack_lvl+0x110/0x170 [ 34.612676][ T103] ? __cfi_dump_stack_lvl+0x8/0x8 [ 34.617707][ T103] dump_stack+0x15/0x24 [ 34.621850][ T103] should_fail_ex+0x3bf/0x510 [ 34.626515][ T103] ? vm_area_dup+0x65/0x280 [ 34.631074][ T103] __should_failslab+0xac/0xf0 [ 34.635827][ T103] should_failslab+0x9/0x20 [ 34.640318][ T103] kmem_cache_alloc+0x3b/0x320 [ 34.645072][ T103] vm_area_dup+0x65/0x280 [ 34.649389][ T103] copy_mm+0xc13/0x1ad0 [ 34.653550][ T103] ? copy_signal+0x630/0x630 [ 34.658663][ T103] ? _raw_spin_lock+0x94/0xf0 [ 34.663334][ T103] ? __init_rwsem+0x11b/0x1f0 [ 34.668005][ T103] ? copy_signal+0x4eb/0x630 [ 34.672584][ T103] copy_process+0x12d8/0x3500 [ 34.677258][ T103] ? sockopt_release_sock+0x1a0/0x1f0 [ 34.682651][ T103] ? idle_dummy+0x10/0x10 [ 34.686976][ T103] ? selinux_socket_setsockopt+0x282/0x360 [ 34.692771][ T103] kernel_clone+0x22f/0x7f0 [ 34.697268][ T103] ? __kasan_check_write+0x14/0x20 [ 34.702366][ T103] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 34.707905][ T103] ? __cfi_kernel_clone+0x10/0x10 [ 34.712928][ T103] ? recalc_sigpending+0x168/0x1c0 [ 34.718115][ T103] __x64_sys_clone+0x193/0x200 [ 34.722873][ T103] ? __cfi___x64_sys_clone+0x10/0x10 [ 34.728158][ T103] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 34.734214][ T103] x64_sys_call+0x990/0x9a0 [ 34.738879][ T103] do_syscall_64+0x4c/0xa0 [ 34.743297][ T103] ? clear_bhb_loop+0x30/0x80 [ 34.747969][ T103] ? clear_bhb_loop+0x30/0x80 [ 34.752635][ T103] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 34.758548][ T103] RIP: 0033:0x7f4ede6f1636 [ 34.762967][ T103] Code: 89 df e8 6d e8 f6 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 52 89 c5 85 c0 75 31 64 48 8b 04 25 10 00 00 [ 34.782668][ T103] RSP: 002b:00007ffea33df300 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 34.791104][ T103] RAX: ffffffffffffffda RBX: 00007ffea33df308 RCX: 00007f4ede6f1636 [ 34.799070][ T103] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 34.807044][ T103] RBP: 0000555e5a9ce2c0 R08: 0000000000000000 R09: 0000555e5ac04020 [ 34.815026][ T103] R10: 00007f4ededd0b50 R11: 0000000000000246 R12: 00007ffea33df6c0 [ 34.823004][ T103] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 34.830984][ T103] [ 34.834829][ T314] FAULT_INJECTION: forcing a failure. [ 34.834829][ T314] name failslab, interval 1, probability 1, space 0, times 57 [ 34.842006][ T103] udevd[103]: fork of child failed: Cannot allocate memory [ 34.850759][ T314] CPU: 1 PID: 314 Comm: udevd Not tainted syzkaller #0 [ 34.855716][ T19] FAULT_INJECTION: forcing a failure. [ 34.855716][ T19] name failslab, interval 1, probability 1, space 0, times 55 [ 34.861536][ T314] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 34.861548][ T314] Call Trace: [ 34.861552][ T314] [ 34.861558][ T314] __dump_stack+0x21/0x24 [ 34.861580][ T314] dump_stack_lvl+0x110/0x170 [ 34.861594][ T314] ? __cfi_dump_stack_lvl+0x8/0x8 [ 34.861610][ T314] ? putname+0x111/0x160 [ 34.876663][ T103] FAULT_INJECTION: forcing a failure. [ 34.876663][ T103] name failslab, interval 1, probability 1, space 0, times 55 [ 34.884297][ T314] ? from_kgid_munged+0x193/0x6e0 [ 34.884320][ T314] dump_stack+0x15/0x24 [ 34.884337][ T314] should_fail_ex+0x3bf/0x510 [ 34.884351][ T314] ? getname_flags+0xba/0x510 [ 34.939939][ T314] __should_failslab+0xac/0xf0 [ 34.944710][ T314] should_failslab+0x9/0x20 [ 34.949253][ T314] kmem_cache_alloc+0x3b/0x320 [ 34.954015][ T314] getname_flags+0xba/0x510 [ 34.958605][ T314] getname+0x19/0x20 [ 34.962556][ T314] do_sys_openat2+0xeb/0x820 [ 34.967166][ T314] ? do_sys_open+0xe0/0xe0 [ 34.971589][ T314] ? fput+0x15b/0x1a0 [ 34.975566][ T314] __x64_sys_openat+0x136/0x160 [ 34.980415][ T314] x64_sys_call+0x783/0x9a0 [ 34.984915][ T314] do_syscall_64+0x4c/0xa0 [ 34.989373][ T314] ? clear_bhb_loop+0x30/0x80 [ 34.994055][ T314] ? clear_bhb_loop+0x30/0x80 [ 34.998727][ T314] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 35.004620][ T314] RIP: 0033:0x7f4ede6a7407 [ 35.009027][ T314] 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 [ 35.028716][ T314] RSP: 002b:00007ffea33dea00 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 35.037160][ T314] RAX: ffffffffffffffda RBX: 00007f4ededd0880 RCX: 00007f4ede6a7407 [ 35.045167][ T314] RDX: 0000000000080241 RSI: 00007ffea33def60 RDI: ffffffffffffff9c [ 35.053149][ T314] RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000 [ 35.061118][ T314] R10: 00000000000001b6 R11: 0000000000000202 R12: 0000555e4c938dfc [ 35.069087][ T314] R13: 0000555e4c938dfc R14: 0000000000000001 R15: 0000555e4c953140 [ 35.077072][ T314] [ 35.080087][ T19] CPU: 0 PID: 19 Comm: kworker/0:1 Not tainted syzkaller #0 [ 35.082046][ T314] FAULT_INJECTION: forcing a failure. [ 35.082046][ T314] name failslab, interval 1, probability 1, space 0, times 54 [ 35.087374][ T19] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 35.110069][ T19] Workqueue: ipv6_addrconf addrconf_dad_work [ 35.116152][ T19] Call Trace: [ 35.119432][ T19] [ 35.122354][ T19] __dump_stack+0x21/0x24 [ 35.126693][ T19] dump_stack_lvl+0x110/0x170 [ 35.131366][ T19] ? __cfi_dump_stack_lvl+0x8/0x8 [ 35.136386][ T19] ? kasan_set_track+0x60/0x70 [ 35.141146][ T19] ? kasan_set_track+0x4b/0x70 [ 35.145914][ T19] dump_stack+0x15/0x24 [ 35.150077][ T19] should_fail_ex+0x3bf/0x510 [ 35.154793][ T19] __should_failslab+0xac/0xf0 [ 35.159734][ T19] should_failslab+0x9/0x20 [ 35.164233][ T19] __kmem_cache_alloc_node+0x3d/0x2d0 [ 35.169687][ T19] ? ref_tracker_alloc+0x16b/0x4a0 [ 35.174796][ T19] ? ref_tracker_alloc+0x16b/0x4a0 [ 35.179901][ T19] kmalloc_trace+0x29/0xb0 [ 35.184342][ T19] ref_tracker_alloc+0x16b/0x4a0 [ 35.189275][ T19] ? __cfi_ref_tracker_alloc+0x10/0x10 [ 35.194731][ T19] ? __kasan_kmalloc+0x95/0xb0 [ 35.199491][ T19] ___neigh_create+0xb86/0x1db0 [ 35.204363][ T19] ? stack_trace_save+0xa6/0xf0 [ 35.209302][ T19] __neigh_create+0x31/0x40 [ 35.213803][ T19] ip6_finish_output2+0xaaf/0x18b0 [ 35.218915][ T19] ? ndisc_send_skb+0x2ad/0xcd0 [ 35.223759][ T19] ? ndisc_send_ns+0xd4/0x160 [ 35.228434][ T19] ? addrconf_dad_work+0x9d6/0x14a0 [ 35.233636][ T19] ? __cfi_ip6_finish_output2+0x10/0x10 [ 35.239196][ T19] ? memset+0x35/0x40 [ 35.243215][ T19] ? xfrm_lookup_with_ifid+0x174b/0x2130 [ 35.248892][ T19] ip6_finish_output+0x60b/0xbe0 [ 35.253841][ T19] ip6_output+0x1fa/0x410 [ 35.258163][ T19] ? __cfi_ip6_output+0x10/0x10 [ 35.263006][ T19] ? __cfi_ip6_finish_output+0x10/0x10 [ 35.268459][ T19] ndisc_send_skb+0x7c8/0xcd0 [ 35.273141][ T19] ? __cfi_ndisc_send_skb+0x10/0x10 [ 35.278506][ T19] ? __cfi_dst_output+0x10/0x10 [ 35.283392][ T19] ? ndisc_ns_create+0x60d/0x920 [ 35.288320][ T19] ndisc_send_ns+0xd4/0x160 [ 35.292820][ T19] ? __cfi_ndisc_send_ns+0x10/0x10 [ 35.298009][ T19] ? mod_delayed_work_on+0xa8/0xe0 [ 35.303120][ T19] addrconf_dad_work+0x9d6/0x14a0 [ 35.308147][ T19] ? __cfi_addrconf_dad_work+0x10/0x10 [ 35.313604][ T19] ? __kasan_check_write+0x14/0x20 [ 35.318743][ T19] ? pwq_activate_inactive_work+0x2ea/0x3f0 [ 35.324630][ T19] process_one_work+0x717/0xc30 [ 35.329501][ T19] worker_thread+0xa4d/0x11d0 [ 35.334173][ T19] kthread+0x281/0x320 [ 35.338233][ T19] ? __cfi_worker_thread+0x10/0x10 [ 35.343366][ T19] ? __cfi_kthread+0x10/0x10 [ 35.347943][ T19] ret_from_fork+0x1f/0x30 [ 35.352351][ T19] [ 35.355396][ T314] CPU: 1 PID: 314 Comm: udevd Not tainted syzkaller #0 [ 35.355667][ C0] FAULT_INJECTION: forcing a failure. [ 35.355667][ C0] name failslab, interval 1, probability 1, space 0, times 54 [ 35.362246][ T314] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 35.362256][ T314] Call Trace: [ 35.362261][ T314] [ 35.362266][ T314] __dump_stack+0x21/0x24 [ 35.395465][ T314] dump_stack_lvl+0x110/0x170 [ 35.400147][ T314] ? __cfi_dump_stack_lvl+0x8/0x8 [ 35.405172][ T314] dump_stack+0x15/0x24 [ 35.409322][ T314] should_fail_ex+0x3bf/0x510 [ 35.413991][ T314] ? security_file_alloc+0x33/0x130 [ 35.419189][ T314] __should_failslab+0xac/0xf0 [ 35.423950][ T314] should_failslab+0x9/0x20 [ 35.428496][ T314] kmem_cache_alloc+0x3b/0x320 [ 35.433325][ T314] ? __alloc_file+0x28/0x2a0 [ 35.437924][ T314] security_file_alloc+0x33/0x130 [ 35.442956][ T314] __alloc_file+0xb5/0x2a0 [ 35.447373][ T314] alloc_empty_file+0x97/0x180 [ 35.452152][ T314] path_openat+0xf4/0x2f30 [ 35.456599][ T314] ? kasan_set_track+0x60/0x70 [ 35.461356][ T314] ? kasan_set_track+0x4b/0x70 [ 35.466113][ T314] ? __kasan_slab_alloc+0x72/0x80 [ 35.471133][ T314] ? slab_post_alloc_hook+0x4f/0x2d0 [ 35.476415][ T314] ? kmem_cache_alloc+0x166/0x320 [ 35.481436][ T314] ? getname_flags+0xba/0x510 [ 35.486104][ T314] ? getname+0x19/0x20 [ 35.490180][ T314] ? do_sys_openat2+0xeb/0x820 [ 35.494943][ T314] ? __x64_sys_openat+0x136/0x160 [ 35.500015][ T314] ? x64_sys_call+0x783/0x9a0 [ 35.504723][ T314] ? do_syscall_64+0x4c/0xa0 [ 35.509668][ T314] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 35.515763][ T314] ? do_filp_open+0x420/0x420 [ 35.520456][ T314] do_filp_open+0x1ee/0x420 [ 35.524967][ T314] ? __cfi_do_filp_open+0x10/0x10 [ 35.529989][ T314] ? alloc_fd+0x4c1/0x570 [ 35.534313][ T314] do_sys_openat2+0x15e/0x820 [ 35.539006][ T314] ? do_sys_open+0xe0/0xe0 [ 35.543428][ T314] __x64_sys_openat+0x136/0x160 [ 35.548285][ T314] x64_sys_call+0x783/0x9a0 [ 35.552802][ T314] do_syscall_64+0x4c/0xa0 [ 35.557232][ T314] ? clear_bhb_loop+0x30/0x80 [ 35.561918][ T314] ? clear_bhb_loop+0x30/0x80 [ 35.566599][ T314] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 35.572492][ T314] RIP: 0033:0x7f4ede6a7407 [ 35.576900][ T314] 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 [ 35.596593][ T314] RSP: 002b:00007ffea33dea80 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 35.605017][ T314] RAX: ffffffffffffffda RBX: 00007f4ededd0880 RCX: 00007f4ede6a7407 [ 35.613010][ T314] RDX: 0000000000080241 RSI: 00007ffea33defe0 RDI: ffffffffffffff9c [ 35.620981][ T314] RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000 [ 35.628944][ T314] R10: 00000000000001b6 R11: 0000000000000202 R12: 0000555e4c938dfc [ 35.636910][ T314] R13: 0000555e4c938dfc R14: 0000000000000001 R15: 0000555e5ac39c20 [ 35.644883][ T314] [ 35.647898][ C0] CPU: 0 PID: 19 Comm: kworker/0:1 Not tainted syzkaller #0 [ 35.655185][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 35.665234][ C0] Workqueue: ipv6_addrconf addrconf_dad_work [ 35.671214][ C0] Call Trace: [ 35.674480][ C0] [ 35.677311][ C0] __dump_stack+0x21/0x24 [ 35.681632][ C0] dump_stack_lvl+0x110/0x170 [ 35.686312][ C0] ? __cfi_dump_stack_lvl+0x8/0x8 [ 35.691332][ C0] ? kasan_set_track+0x60/0x70 [ 35.696087][ C0] ? kasan_save_alloc_info+0x1f/0x30 [ 35.701389][ C0] ? __kasan_slab_alloc+0x72/0x80 [ 35.706575][ C0] ? slab_post_alloc_hook+0x4f/0x2d0 [ 35.711875][ C0] ? kmem_cache_alloc+0x166/0x320 [ 35.716902][ C0] dump_stack+0x15/0x24 [ 35.721054][ C0] should_fail_ex+0x3bf/0x510 [ 35.725720][ C0] __should_failslab+0xac/0xf0 [ 35.730503][ C0] should_failslab+0x9/0x20 [ 35.734994][ C0] __kmem_cache_alloc_node+0x3d/0x2d0 [ 35.740365][ C0] ? ref_tracker_alloc+0x16b/0x4a0 [ 35.745467][ C0] ? process_one_work+0x717/0xc30 [ 35.750480][ C0] ? worker_thread+0xa4d/0x11d0 [ 35.755323][ C0] ? kthread+0x281/0x320 [ 35.759557][ C0] ? ref_tracker_alloc+0x16b/0x4a0 [ 35.764662][ C0] kmalloc_trace+0x29/0xb0 [ 35.769075][ C0] ref_tracker_alloc+0x16b/0x4a0 [ 35.774193][ C0] ? __cfi_ref_tracker_alloc+0x10/0x10 [ 35.779645][ C0] ? slab_post_alloc_hook+0x6d/0x2d0 [ 35.784927][ C0] ? kmem_cache_alloc+0xb3/0x320 [ 35.789855][ C0] dst_init+0xc4/0x3d0 [ 35.793916][ C0] ? __cfi_ip6_dst_gc+0x10/0x10 [ 35.798759][ C0] dst_alloc+0x191/0x1e0 [ 35.802993][ C0] icmp6_dst_alloc+0xf8/0x510 [ 35.807668][ C0] ndisc_send_skb+0x2ad/0xcd0 [ 35.812340][ C0] ? __cfi_ndisc_send_skb+0x10/0x10 [ 35.817544][ C0] ? memset+0x35/0x40 [ 35.821535][ C0] ? __ndisc_fill_addr_option+0xd7/0x130 [ 35.827158][ C0] ndisc_send_rs+0x66a/0x870 [ 35.831777][ C0] addrconf_rs_timer+0x35a/0x600 [ 35.836705][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 35.842161][ C0] ? _raw_spin_lock_irq+0x95/0xf0 [ 35.847183][ C0] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 35.852725][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 35.858178][ C0] call_timer_fn+0x46/0x2a0 [ 35.862678][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 35.868301][ C0] __run_timers+0x646/0x9b0 [ 35.872802][ C0] ? calc_index+0x200/0x200 [ 35.877297][ C0] ? kvm_sched_clock_read+0x18/0x40 [ 35.882491][ C0] run_timer_softirq+0x6a/0xf0 [ 35.887285][ C0] handle_softirqs+0x1d7/0x600 [ 35.892133][ C0] __irq_exit_rcu+0x52/0xf0 [ 35.896716][ C0] irq_exit_rcu+0x9/0x10 [ 35.900951][ C0] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 35.906588][ C0] [ 35.909510][ C0] [ 35.912429][ C0] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 35.918408][ C0] RIP: 0010:dump_stack_lvl+0x144/0x170 [ 35.923887][ 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 [ 35.943484][ C0] RSP: 0018:ffffc900001371e0 EFLAGS: 00000293 [ 35.949552][ C0] RAX: ffffffff84fa142b RBX: ffffffff860afda0 RCX: ffff888100333cc0 [ 35.957512][ C0] RDX: 0000000000000000 RSI: 0000000000000200 RDI: 0000000000000000 [ 35.965780][ C0] RBP: ffffc90000137270 R08: 0000000000000003 R09: 0000000000000004 [ 35.973742][ C0] R10: dffffc0000000000 R11: fffffbfff0e23738 R12: dffffc0000000000 [ 35.981704][ C0] R13: 0000000000000200 R14: dffffc0000000004 R15: 1ffff92000026e3c [ 35.989697][ C0] ? dump_stack_lvl+0x13b/0x170 [ 35.994549][ C0] ? __cfi_dump_stack_lvl+0x8/0x8 [ 35.999571][ C0] ? kasan_set_track+0x60/0x70 [ 36.004414][ C0] ? kasan_set_track+0x4b/0x70 [ 36.009183][ C0] dump_stack+0x15/0x24 [ 36.013340][ C0] should_fail_ex+0x3bf/0x510 [ 36.018006][ C0] __should_failslab+0xac/0xf0 [ 36.022763][ C0] should_failslab+0x9/0x20 [ 36.027259][ C0] __kmem_cache_alloc_node+0x3d/0x2d0 [ 36.032628][ C0] ? ref_tracker_alloc+0x16b/0x4a0 [ 36.037736][ C0] ? ref_tracker_alloc+0x16b/0x4a0 [ 36.042844][ C0] kmalloc_trace+0x29/0xb0 [ 36.047286][ C0] ref_tracker_alloc+0x16b/0x4a0 [ 36.052221][ C0] ? __cfi_ref_tracker_alloc+0x10/0x10 [ 36.057680][ C0] ? __kasan_kmalloc+0x95/0xb0 [ 36.062702][ C0] ___neigh_create+0xb86/0x1db0 [ 36.067553][ C0] ? stack_trace_save+0xa6/0xf0 [ 36.072414][ C0] __neigh_create+0x31/0x40 [ 36.076966][ C0] ip6_finish_output2+0xaaf/0x18b0 [ 36.082086][ C0] ? ndisc_send_skb+0x2ad/0xcd0 [ 36.086930][ C0] ? ndisc_send_ns+0xd4/0x160 [ 36.091595][ C0] ? addrconf_dad_work+0x9d6/0x14a0 [ 36.096787][ C0] ? __cfi_ip6_finish_output2+0x10/0x10 [ 36.102369][ C0] ? memset+0x35/0x40 [ 36.106358][ C0] ? xfrm_lookup_with_ifid+0x174b/0x2130 [ 36.112190][ C0] ip6_finish_output+0x60b/0xbe0 [ 36.117138][ C0] ip6_output+0x1fa/0x410 [ 36.121526][ C0] ? __cfi_ip6_output+0x10/0x10 [ 36.126374][ C0] ? __cfi_ip6_finish_output+0x10/0x10 [ 36.131833][ C0] ndisc_send_skb+0x7c8/0xcd0 [ 36.136502][ C0] ? __cfi_ndisc_send_skb+0x10/0x10 [ 36.141743][ C0] ? __cfi_dst_output+0x10/0x10 [ 36.146591][ C0] ? ndisc_ns_create+0x60d/0x920 [ 36.151520][ C0] ndisc_send_ns+0xd4/0x160 [ 36.156017][ C0] ? __cfi_ndisc_send_ns+0x10/0x10 [ 36.161116][ C0] ? mod_delayed_work_on+0xa8/0xe0 [ 36.166227][ C0] addrconf_dad_work+0x9d6/0x14a0 [ 36.171502][ C0] ? __cfi_addrconf_dad_work+0x10/0x10 [ 36.176954][ C0] ? __kasan_check_write+0x14/0x20 [ 36.182069][ C0] ? pwq_activate_inactive_work+0x2ea/0x3f0 [ 36.187956][ C0] process_one_work+0x717/0xc30 [ 36.192802][ C0] worker_thread+0xa4d/0x11d0 [ 36.197478][ C0] kthread+0x281/0x320 [ 36.201596][ C0] ? __cfi_worker_thread+0x10/0x10 [ 36.206707][ C0] ? __cfi_kthread+0x10/0x10 [ 36.211323][ C0] ret_from_fork+0x1f/0x30 [ 36.215907][ C0] [ 36.218962][ C0] memory allocation failure, unreliable refcount tracker. [ 36.220254][ T103] CPU: 1 PID: 103 Comm: udevd Not tainted syzkaller #0 [ 36.226368][ C0] FAULT_INJECTION: forcing a failure. [ 36.226368][ C0] name failslab, interval 1, probability 1, space 0, times 52 [ 36.232891][ T103] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.232903][ T103] Call Trace: [ 36.232908][ T103] [ 36.232914][ T103] __dump_stack+0x21/0x24 [ 36.266114][ T103] dump_stack_lvl+0x110/0x170 [ 36.270881][ T103] ? __cfi_dump_stack_lvl+0x8/0x8 [ 36.275909][ T103] ? __cfi___anon_vma_interval_tree_augment_rotate+0x10/0x10 [ 36.283276][ T103] dump_stack+0x15/0x24 [ 36.287433][ T103] should_fail_ex+0x3bf/0x510 [ 36.292108][ T103] ? anon_vma_fork+0xef/0x510 [ 36.296785][ T103] __should_failslab+0xac/0xf0 [ 36.301556][ T103] should_failslab+0x9/0x20 [ 36.306063][ T103] kmem_cache_alloc+0x3b/0x320 [ 36.310825][ T103] anon_vma_fork+0xef/0x510 [ 36.315327][ T103] ? dup_userfaultfd+0x21b/0x7d0 [ 36.320262][ T103] copy_mm+0xcab/0x1ad0 [ 36.324427][ T103] ? copy_signal+0x630/0x630 [ 36.329027][ T103] ? _raw_spin_lock+0x94/0xf0 [ 36.333719][ T103] ? __init_rwsem+0x11b/0x1f0 [ 36.338407][ T103] ? copy_signal+0x4eb/0x630 [ 36.342992][ T103] copy_process+0x12d8/0x3500 [ 36.347668][ T103] ? sockopt_release_sock+0x1a0/0x1f0 [ 36.353036][ T103] ? idle_dummy+0x10/0x10 [ 36.357365][ T103] ? selinux_socket_setsockopt+0x282/0x360 [ 36.363275][ T103] kernel_clone+0x22f/0x7f0 [ 36.367792][ T103] ? __kasan_check_write+0x14/0x20 [ 36.372904][ T103] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 36.378447][ T103] ? __cfi_kernel_clone+0x10/0x10 [ 36.383468][ T103] ? recalc_sigpending+0x168/0x1c0 [ 36.388579][ T103] __x64_sys_clone+0x193/0x200 [ 36.393355][ T103] ? __cfi___x64_sys_clone+0x10/0x10 [ 36.398661][ T103] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 36.404734][ T103] x64_sys_call+0x990/0x9a0 [ 36.409282][ T103] do_syscall_64+0x4c/0xa0 [ 36.413707][ T103] ? clear_bhb_loop+0x30/0x80 [ 36.418395][ T103] ? clear_bhb_loop+0x30/0x80 [ 36.423067][ T103] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 36.428973][ T103] RIP: 0033:0x7f4ede6f1636 [ 36.433396][ T103] Code: 89 df e8 6d e8 f6 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 52 89 c5 85 c0 75 31 64 48 8b 04 25 10 00 00 [ 36.452999][ T103] RSP: 002b:00007ffea33df300 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 36.461445][ T103] RAX: ffffffffffffffda RBX: 00007ffea33df308 RCX: 00007f4ede6f1636 [ 36.469533][ T103] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 36.477505][ T103] RBP: 0000555e5a9ce2c0 R08: 0000000000000000 R09: 0000555e5ac04020 [ 36.485521][ T103] R10: 00007f4ededd0b50 R11: 0000000000000246 R12: 00007ffea33df6c0 [ 36.493525][ T103] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 36.501534][ T103] [ 36.504549][ C0] CPU: 0 PID: 19 Comm: kworker/0:1 Not tainted syzkaller #0 [ 36.511876][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.521965][ C0] Workqueue: ipv6_addrconf addrconf_dad_work [ 36.527977][ C0] Call Trace: [ 36.531242][ C0] [ 36.534076][ C0] __dump_stack+0x21/0x24 [ 36.538490][ C0] dump_stack_lvl+0x110/0x170 [ 36.543164][ C0] ? __cfi_dump_stack_lvl+0x8/0x8 [ 36.548183][ C0] ? calc_wheel_index+0x1b5/0x8d0 [ 36.553215][ C0] ? timer_update_keys+0xb0/0xb0 [ 36.558150][ C0] dump_stack+0x15/0x24 [ 36.562299][ C0] should_fail_ex+0x3bf/0x510 [ 36.566966][ C0] __should_failslab+0xac/0xf0 [ 36.571723][ C0] should_failslab+0x9/0x20 [ 36.576214][ C0] kmem_cache_alloc_node+0x42/0x330 [ 36.581443][ C0] ? __alloc_skb+0xe8/0x4a0 [ 36.586143][ C0] __alloc_skb+0xe8/0x4a0 [ 36.590462][ C0] ndisc_send_rs+0x31d/0x870 [ 36.595067][ C0] ? ipv6_get_lladdr+0x1be/0x200 [ 36.600002][ C0] addrconf_rs_timer+0x35a/0x600 [ 36.604929][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 36.610379][ C0] ? _raw_spin_lock_irq+0x95/0xf0 [ 36.615402][ C0] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 36.620972][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 36.626512][ C0] call_timer_fn+0x46/0x2a0 [ 36.631012][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 36.636465][ C0] __run_timers+0x646/0x9b0 [ 36.640969][ C0] ? calc_index+0x200/0x200 [ 36.645466][ C0] ? kvm_sched_clock_read+0x18/0x40 [ 36.650669][ C0] run_timer_softirq+0x6a/0xf0 [ 36.655425][ C0] handle_softirqs+0x1d7/0x600 [ 36.660178][ C0] __irq_exit_rcu+0x52/0xf0 [ 36.664675][ C0] irq_exit_rcu+0x9/0x10 [ 36.669103][ C0] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 36.674821][ C0] [ 36.677741][ C0] [ 36.680658][ C0] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 36.686638][ C0] RIP: 0010:dump_stack_lvl+0x144/0x170 [ 36.692090][ 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 [ 36.711686][ C0] RSP: 0018:ffffc900001371e0 EFLAGS: 00000293 [ 36.717748][ C0] RAX: ffffffff84fa142b RBX: ffffffff860afda0 RCX: ffff888100333cc0 [ 36.725711][ C0] RDX: 0000000000000000 RSI: 0000000000000200 RDI: 0000000000000000 [ 36.733675][ C0] RBP: ffffc90000137270 R08: 0000000000000003 R09: 0000000000000004 [ 36.741649][ C0] R10: dffffc0000000000 R11: fffffbfff0e23738 R12: dffffc0000000000 [ 36.749631][ C0] R13: 0000000000000200 R14: dffffc0000000004 R15: 1ffff92000026e3c [ 36.757598][ C0] ? dump_stack_lvl+0x13b/0x170 [ 36.762454][ C0] ? __cfi_dump_stack_lvl+0x8/0x8 [ 36.767470][ C0] ? kasan_set_track+0x60/0x70 [ 36.772232][ C0] ? kasan_set_track+0x4b/0x70 [ 36.776991][ C0] dump_stack+0x15/0x24 [ 36.781139][ C0] should_fail_ex+0x3bf/0x510 [ 36.785806][ C0] __should_failslab+0xac/0xf0 [ 36.790565][ C0] should_failslab+0x9/0x20 [ 36.795061][ C0] __kmem_cache_alloc_node+0x3d/0x2d0 [ 36.800441][ C0] ? ref_tracker_alloc+0x16b/0x4a0 [ 36.805553][ C0] ? ref_tracker_alloc+0x16b/0x4a0 [ 36.810668][ C0] kmalloc_trace+0x29/0xb0 [ 36.815094][ C0] ref_tracker_alloc+0x16b/0x4a0 [ 36.820039][ C0] ? __cfi_ref_tracker_alloc+0x10/0x10 [ 36.825499][ C0] ? __kasan_kmalloc+0x95/0xb0 [ 36.830261][ C0] ___neigh_create+0xb86/0x1db0 [ 36.835118][ C0] ? stack_trace_save+0xa6/0xf0 [ 36.839968][ C0] __neigh_create+0x31/0x40 [ 36.844466][ C0] ip6_finish_output2+0xaaf/0x18b0 [ 36.849575][ C0] ? ndisc_send_skb+0x2ad/0xcd0 [ 36.854416][ C0] ? ndisc_send_ns+0xd4/0x160 [ 36.859079][ C0] ? addrconf_dad_work+0x9d6/0x14a0 [ 36.864275][ C0] ? __cfi_ip6_finish_output2+0x10/0x10 [ 36.869820][ C0] ? memset+0x35/0x40 [ 36.873792][ C0] ? xfrm_lookup_with_ifid+0x174b/0x2130 [ 36.879453][ C0] ip6_finish_output+0x60b/0xbe0 [ 36.884384][ C0] ip6_output+0x1fa/0x410 [ 36.888721][ C0] ? __cfi_ip6_output+0x10/0x10 [ 36.893580][ C0] ? __cfi_ip6_finish_output+0x10/0x10 [ 36.899033][ C0] ndisc_send_skb+0x7c8/0xcd0 [ 36.903706][ C0] ? __cfi_ndisc_send_skb+0x10/0x10 [ 36.908899][ C0] ? __cfi_dst_output+0x10/0x10 [ 36.913744][ C0] ? ndisc_ns_create+0x60d/0x920 [ 36.918674][ C0] ndisc_send_ns+0xd4/0x160 [ 36.923166][ C0] ? __cfi_ndisc_send_ns+0x10/0x10 [ 36.928272][ C0] ? mod_delayed_work_on+0xa8/0xe0 [ 36.933387][ C0] addrconf_dad_work+0x9d6/0x14a0 [ 36.938617][ C0] ? __cfi_addrconf_dad_work+0x10/0x10 [ 36.944227][ C0] ? __kasan_check_write+0x14/0x20 [ 36.949344][ C0] ? pwq_activate_inactive_work+0x2ea/0x3f0 [ 36.955242][ C0] process_one_work+0x717/0xc30 [ 36.960122][ C0] worker_thread+0xa4d/0x11d0 [ 36.964790][ C0] kthread+0x281/0x320 [ 36.968849][ C0] ? __cfi_worker_thread+0x10/0x10 [ 36.973949][ C0] ? __cfi_kthread+0x10/0x10 [ 36.978539][ C0] ret_from_fork+0x1f/0x30 [ 36.983126][ C0] [ 36.987761][ T287] FAULT_INJECTION: forcing a failure. [ 36.987761][ T287] name failslab, interval 1, probability 1, space 0, times 49 [ 37.000454][ T287] CPU: 1 PID: 287 Comm: syz-executor Not tainted syzkaller #0 [ 37.007910][ T287] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 37.017986][ T287] Call Trace: [ 37.021260][ T287] [ 37.024189][ T287] __dump_stack+0x21/0x24 [ 37.028521][ T287] dump_stack_lvl+0x110/0x170 [ 37.033192][ T287] ? __cfi_dump_stack_lvl+0x8/0x8 [ 37.038226][ T287] ? __kasan_check_write+0x14/0x20 [ 37.043513][ T287] ? _raw_spin_lock_irqsave+0xc2/0x130 [ 37.048980][ T287] ? __cfi__raw_spin_lock_irqsave+0x10/0x10 [ 37.054879][ T287] dump_stack+0x15/0x24 [ 37.059036][ T287] should_fail_ex+0x3bf/0x510 [ 37.063711][ T287] __should_failslab+0xac/0xf0 [ 37.068786][ T287] should_failslab+0x9/0x20 [ 37.073316][ T287] __kmem_cache_alloc_node+0x3d/0x2d0 [ 37.078702][ T287] ? ref_tracker_alloc+0x16b/0x4a0 [ 37.083906][ T287] ? ref_tracker_alloc+0x16b/0x4a0 [ 37.089076][ T287] kmalloc_trace+0x29/0xb0 [ 37.093506][ T287] ref_tracker_alloc+0x16b/0x4a0 [ 37.098478][ T287] ? __cfi_ref_tracker_alloc+0x10/0x10 [ 37.103936][ T287] ? linkwatch_urgent_event+0x374/0x400 [ 37.109493][ T287] linkwatch_fire_event+0x1dc/0x240 [ 37.114691][ T287] netif_carrier_off+0x9c/0xc0 [ 37.119453][ T287] __tun_detach+0xc13/0x1450 [ 37.124084][ T287] tun_chr_close+0x92/0x140 [ 37.128593][ T287] ? __cfi_tun_chr_close+0x10/0x10 [ 37.133894][ T287] __fput+0x1fd/0x8f0 [ 37.137892][ T287] ____fput+0x15/0x20 [ 37.141870][ T287] task_work_run+0x1e1/0x250 [ 37.146458][ T287] ? __cfi_task_work_run+0x10/0x10 [ 37.151576][ T287] ? free_nsproxy+0x21f/0x270 [ 37.156339][ T287] do_exit+0xaf2/0x2850 [ 37.160500][ T287] ? __cfi_do_exit+0x10/0x10 [ 37.165099][ T287] ? __kasan_check_write+0x14/0x20 [ 37.170205][ T287] ? _raw_spin_lock_irq+0x95/0xf0 [ 37.175317][ T287] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 37.181033][ T287] ? xfd_validate_state+0x70/0x150 [ 37.186146][ T287] ? zap_other_threads+0x2c1/0x2f0 [ 37.191257][ T287] do_group_exit+0x21b/0x2e0 [ 37.195849][ T287] __x64_sys_exit_group+0x3f/0x40 [ 37.201051][ T287] x64_sys_call+0x7b4/0x9a0 [ 37.205553][ T287] do_syscall_64+0x4c/0xa0 [ 37.209969][ T287] ? clear_bhb_loop+0x30/0x80 [ 37.214665][ T287] ? clear_bhb_loop+0x30/0x80 [ 37.219332][ T287] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 37.225228][ T287] RIP: 0033:0x7ff75779df99 [ 37.229635][ T287] Code: Unable to access opcode bytes at 0x7ff75779df6f. [ 37.236643][ T287] RSP: 002b:00007ffeb7cdeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 37.245059][ T287] RAX: ffffffffffffffda RBX: 00007ff757834374 RCX: 00007ff75779df99 [ 37.253111][ T287] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 37.261162][ T287] RBP: 000000000000000c R08: 0000000000000000 R09: 00007ff757834314 [ 37.269148][ T287] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb7ce0150 [ 37.277110][ T287] R13: 00007ff757834314 R14: 0000555566d7c4e8 R15: 00007ffeb7ce0190 [ 37.285099][ T287] [ 37.288456][ C1] FAULT_INJECTION: forcing a failure. [ 37.288456][ C1] name failslab, interval 1, probability 1, space 0, times 48 [ 37.301145][ C1] CPU: 1 PID: 287 Comm: syz-executor Not tainted syzkaller #0 [ 37.308609][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 37.318663][ C1] Call Trace: [ 37.321945][ C1] [ 37.324782][ C1] __dump_stack+0x21/0x24 [ 37.329117][ C1] dump_stack_lvl+0x110/0x170 [ 37.333792][ C1] ? __cfi_dump_stack_lvl+0x8/0x8 [ 37.338910][ C1] ? calc_wheel_index+0x1b5/0x8d0 [ 37.343939][ C1] ? timer_update_keys+0xb0/0xb0 [ 37.349042][ C1] dump_stack+0x15/0x24 [ 37.350522][ T103] udevd[103]: fork of child failed: Cannot allocate memory [ 37.353230][ C1] should_fail_ex+0x3bf/0x510 [ 37.360840][ T103] FAULT_INJECTION: forcing a failure. [ 37.360840][ T103] name failslab, interval 1, probability 1, space 0, times 48 [ 37.365171][ C1] __should_failslab+0xac/0xf0 [ 37.382572][ C1] should_failslab+0x9/0x20 [ 37.387080][ C1] kmem_cache_alloc_node+0x42/0x330 [ 37.392279][ C1] ? __alloc_skb+0xe8/0x4a0 [ 37.396780][ C1] __alloc_skb+0xe8/0x4a0 [ 37.401102][ C1] ndisc_send_rs+0x31d/0x870 [ 37.405686][ C1] ? ipv6_get_lladdr+0x1be/0x200 [ 37.410621][ C1] addrconf_rs_timer+0x35a/0x600 [ 37.415570][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 37.421126][ C1] ? _raw_spin_lock_irq+0x95/0xf0 [ 37.426152][ C1] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 37.431694][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 37.437254][ C1] call_timer_fn+0x46/0x2a0 [ 37.441761][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 37.447245][ C1] __run_timers+0x646/0x9b0 [ 37.451755][ C1] ? calc_index+0x200/0x200 [ 37.456261][ C1] ? kvm_sched_clock_read+0x18/0x40 [ 37.461465][ C1] run_timer_softirq+0x6a/0xf0 [ 37.466314][ C1] handle_softirqs+0x1d7/0x600 [ 37.471071][ C1] __irq_exit_rcu+0x52/0xf0 [ 37.475570][ C1] irq_exit_rcu+0x9/0x10 [ 37.479828][ C1] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 37.485466][ C1] [ 37.488390][ C1] [ 37.491314][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 37.497301][ C1] RIP: 0010:_raw_spin_unlock_irqrestore+0x55/0x80 [ 37.503724][ C1] Code: 80 db 0d 87 e8 7c f1 b5 fc 4c 89 f7 48 83 3d 01 dc 0c 02 00 74 30 e8 9e 0d 00 00 90 f7 c3 00 02 00 00 74 01 fb bf 01 00 00 00 d6 96 4b fc 65 8b 05 27 6e 01 7b 85 c0 74 05 5b 41 5e 5d c3 e8 [ 37.523323][ C1] RSP: 0018:ffffc9000b687a60 EFLAGS: 00000206 [ 37.529390][ C1] RAX: 0000000000000001 RBX: 0000000000000a02 RCX: dffffc0000000000 [ 37.537354][ C1] RDX: 0000000000000000 RSI: 0000000000000a02 RDI: 0000000000000001 [ 37.545355][ C1] RBP: ffffc9000b687a70 R08: ffff88812e60c4eb R09: 1ffff11025cc189d [ 37.553327][ C1] R10: dffffc0000000000 R11: ffffed1025cc189e R12: ffff88812e60ca00 [ 37.561294][ C1] R13: 0000000000000a02 R14: ffff88812e60c4e0 R15: ffff88812e60c4d8 [ 37.569268][ C1] linkwatch_fire_event+0x200/0x240 [ 37.574829][ C1] netif_carrier_off+0x9c/0xc0 [ 37.579592][ C1] __tun_detach+0xc13/0x1450 [ 37.584214][ C1] tun_chr_close+0x92/0x140 [ 37.588712][ C1] ? __cfi_tun_chr_close+0x10/0x10 [ 37.593817][ C1] __fput+0x1fd/0x8f0 [ 37.597825][ C1] ____fput+0x15/0x20 [ 37.601806][ C1] task_work_run+0x1e1/0x250 [ 37.606482][ C1] ? __cfi_task_work_run+0x10/0x10 [ 37.611594][ C1] ? free_nsproxy+0x21f/0x270 [ 37.616272][ C1] do_exit+0xaf2/0x2850 [ 37.620431][ C1] ? __cfi_do_exit+0x10/0x10 [ 37.625033][ C1] ? __kasan_check_write+0x14/0x20 [ 37.630160][ C1] ? _raw_spin_lock_irq+0x95/0xf0 [ 37.635188][ C1] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 37.640758][ C1] ? xfd_validate_state+0x70/0x150 [ 37.645868][ C1] ? zap_other_threads+0x2c1/0x2f0 [ 37.650974][ C1] do_group_exit+0x21b/0x2e0 [ 37.655589][ C1] __x64_sys_exit_group+0x3f/0x40 [ 37.660642][ C1] x64_sys_call+0x7b4/0x9a0 [ 37.665143][ C1] do_syscall_64+0x4c/0xa0 [ 37.669558][ C1] ? clear_bhb_loop+0x30/0x80 [ 37.674228][ C1] ? clear_bhb_loop+0x30/0x80 [ 37.679010][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 37.684998][ C1] RIP: 0033:0x7ff75779df99 [ 37.689498][ C1] Code: Unable to access opcode bytes at 0x7ff75779df6f. [ 37.696509][ C1] RSP: 002b:00007ffeb7cdeef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 37.704914][ C1] RAX: ffffffffffffffda RBX: 00007ff757834374 RCX: 00007ff75779df99 [ 37.713092][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 37.721071][ C1] RBP: 000000000000000c R08: 0000000000000000 R09: 00007ff757834314 [ 37.729059][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeb7ce0150 [ 37.737037][ C1] R13: 00007ff757834314 R14: 0000555566d7c4e8 R15: 00007ffeb7ce0190 [ 37.745011][ C1] [ 37.748288][ T103] CPU: 0 PID: 103 Comm: udevd Not tainted syzkaller #0 [ 37.755230][ T103] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 37.765277][ T103] Call Trace: [ 37.768543][ T103] [ 37.771460][ T103] __dump_stack+0x21/0x24 [ 37.775781][ T103] dump_stack_lvl+0x110/0x170 [ 37.780484][ T103] ? __cfi_dump_stack_lvl+0x8/0x8 [ 37.785508][ T103] dump_stack+0x15/0x24 [ 37.789738][ T103] should_fail_ex+0x3bf/0x510 [ 37.790539][ C1] FAULT_INJECTION: forcing a failure. [ 37.790539][ C1] name failslab, interval 1, probability 1, space 0, times 47 [ 37.794423][ T103] ? vm_area_dup+0x27/0x280 [ 37.811695][ T103] __should_failslab+0xac/0xf0 [ 37.816561][ T103] should_failslab+0x9/0x20 [ 37.821076][ T103] kmem_cache_alloc+0x3b/0x320 [ 37.825859][ T103] vm_area_dup+0x27/0x280 [ 37.830179][ T103] ? copy_mm+0xb9f/0x1ad0 [ 37.834900][ T103] copy_mm+0xc13/0x1ad0 [ 37.839239][ T103] ? copy_signal+0x630/0x630 [ 37.843824][ T103] ? _raw_spin_lock+0x94/0xf0 [ 37.848501][ T103] ? __init_rwsem+0x11b/0x1f0 [ 37.853174][ T103] ? copy_signal+0x4eb/0x630 [ 37.857758][ T103] copy_process+0x12d8/0x3500 [ 37.862437][ T103] ? sockopt_release_sock+0x1a0/0x1f0 [ 37.867807][ T103] ? idle_dummy+0x10/0x10 [ 37.872177][ T103] ? selinux_socket_setsockopt+0x282/0x360 [ 37.878154][ T103] kernel_clone+0x22f/0x7f0 [ 37.882656][ T103] ? __kasan_check_write+0x14/0x20 [ 37.887758][ T103] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 37.893306][ T103] ? __cfi_kernel_clone+0x10/0x10 [ 37.898328][ T103] ? recalc_sigpending+0x168/0x1c0 [ 37.903444][ T103] __x64_sys_clone+0x193/0x200 [ 37.908212][ T103] ? __cfi___x64_sys_clone+0x10/0x10 [ 37.913496][ T103] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 37.919558][ T103] x64_sys_call+0x990/0x9a0 [ 37.924059][ T103] do_syscall_64+0x4c/0xa0 [ 37.928472][ T103] ? clear_bhb_loop+0x30/0x80 [ 37.933144][ T103] ? clear_bhb_loop+0x30/0x80 [ 37.937814][ T103] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 37.943797][ T103] RIP: 0033:0x7f4ede6f1636 [ 37.948211][ T103] Code: 89 df e8 6d e8 f6 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 52 89 c5 85 c0 75 31 64 48 8b 04 25 10 00 00 [ 37.967814][ T103] RSP: 002b:00007ffea33df300 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 37.976262][ T103] RAX: ffffffffffffffda RBX: 00007ffea33df308 RCX: 00007f4ede6f1636 [ 37.984319][ T103] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 37.992378][ T103] RBP: 0000555e5a9ce2c0 R08: 0000000000000000 R09: 0000555e5ac04020 [ 38.000392][ T103] R10: 00007f4ededd0b50 R11: 0000000000000246 R12: 00007ffea33df6c0 [ 38.008411][ T103] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 38.016428][ T103] [ 38.019619][ C1] CPU: 1 PID: 10 Comm: kworker/u4:1 Not tainted syzkaller #0 [ 38.019662][ C0] FAULT_INJECTION: forcing a failure. [ 38.019662][ C0] name failslab, interval 1, probability 1, space 0, times 47 [ 38.026994][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 38.027007][ C1] Workqueue: events_unbound toggle_allocation_gate [ 38.056319][ C1] Call Trace: [ 38.059623][ C1] [ 38.062462][ C1] __dump_stack+0x21/0x24 [ 38.066882][ C1] dump_stack_lvl+0x110/0x170 [ 38.071562][ C1] ? __cfi_dump_stack_lvl+0x8/0x8 [ 38.076673][ C1] ? kasan_set_track+0x60/0x70 [ 38.081436][ C1] ? kasan_save_alloc_info+0x1f/0x30 [ 38.086713][ C1] ? __kasan_slab_alloc+0x72/0x80 [ 38.091733][ C1] ? slab_post_alloc_hook+0x4f/0x2d0 [ 38.097040][ C1] ? kmem_cache_alloc+0x166/0x320 [ 38.102071][ C1] dump_stack+0x15/0x24 [ 38.106276][ C1] should_fail_ex+0x3bf/0x510 [ 38.110958][ C1] __should_failslab+0xac/0xf0 [ 38.115729][ C1] should_failslab+0x9/0x20 [ 38.120238][ C1] __kmem_cache_alloc_node+0x3d/0x2d0 [ 38.125625][ C1] ? ref_tracker_alloc+0x16b/0x4a0 [ 38.130737][ C1] ? ref_tracker_alloc+0x16b/0x4a0 [ 38.135862][ C1] kmalloc_trace+0x29/0xb0 [ 38.140288][ C1] ref_tracker_alloc+0x16b/0x4a0 [ 38.145256][ C1] ? __cfi_ref_tracker_alloc+0x10/0x10 [ 38.150818][ C1] ? slab_post_alloc_hook+0x6d/0x2d0 [ 38.156105][ C1] ? kmem_cache_alloc+0x24e/0x320 [ 38.161311][ C1] dst_init+0xc4/0x3d0 [ 38.165488][ C1] ? __cfi_ip6_dst_gc+0x10/0x10 [ 38.170561][ C1] dst_alloc+0x191/0x1e0 [ 38.174892][ C1] icmp6_dst_alloc+0xf8/0x510 [ 38.179702][ C1] ndisc_send_skb+0x2ad/0xcd0 [ 38.184548][ C1] ? __cfi_ndisc_send_skb+0x10/0x10 [ 38.190089][ C1] ? memcpy+0x56/0x70 [ 38.194065][ C1] ? __ndisc_fill_addr_option+0xde/0x130 [ 38.199694][ C1] ndisc_send_rs+0x66a/0x870 [ 38.204283][ C1] addrconf_rs_timer+0x35a/0x600 [ 38.209306][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 38.214908][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 38.220430][ C1] call_timer_fn+0x46/0x2a0 [ 38.224950][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 38.230424][ C1] __run_timers+0x646/0x9b0 [ 38.234942][ C1] ? calc_index+0x200/0x200 [ 38.239486][ C1] ? kvm_sched_clock_read+0x18/0x40 [ 38.244693][ C1] run_timer_softirq+0x6a/0xf0 [ 38.249459][ C1] handle_softirqs+0x1d7/0x600 [ 38.254226][ C1] __irq_exit_rcu+0x52/0xf0 [ 38.258732][ C1] irq_exit_rcu+0x9/0x10 [ 38.262977][ C1] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 38.268639][ C1] [ 38.271571][ C1] [ 38.274493][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 38.280486][ C1] RIP: 0010:smp_call_function_many_cond+0x854/0x940 [ 38.287076][ C1] 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 [ 38.307026][ C1] RSP: 0018:ffffc900000a7840 EFLAGS: 00000293 [ 38.313098][ C1] RAX: ffffffff8167f820 RBX: dffffc0000000000 RCX: ffff888100299440 [ 38.321077][ C1] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 38.329046][ C1] RBP: ffffc900000a7978 R08: ffff8881f6f390d7 R09: 1ffff1103ede721a [ 38.337024][ C1] R10: 0000000000000000 R11: ffffffff8134b650 R12: 1ffff1103ede7218 [ 38.345190][ C1] R13: 1ffff1103edc7ae1 R14: 0000000000000000 R15: ffff8881f6e3d708 [ 38.353257][ C1] ? __cfi_x2apic_send_IPI+0x10/0x10 [ 38.358551][ C1] ? smp_call_function_many_cond+0x870/0x940 [ 38.364532][ C1] ? __cfi_do_sync_core+0x10/0x10 [ 38.369555][ C1] ? smp_call_function_many+0x40/0x40 [ 38.374933][ C1] ? kmem_cache_alloc_bulk+0xf8/0x3c0 [ 38.380328][ C1] ? text_poke+0x30/0x30 [ 38.384574][ C1] ? text_poke_loc_init+0x105/0x560 [ 38.390050][ C1] ? __cfi_do_sync_core+0x10/0x10 [ 38.395096][ C1] on_each_cpu_cond_mask+0x43/0x80 [ 38.400219][ C1] text_poke_bp_batch+0x1cf/0x600 [ 38.405250][ C1] ? text_poke_loc_init+0x560/0x560 [ 38.410456][ C1] ? __kasan_check_write+0x14/0x20 [ 38.415937][ C1] ? mutex_lock+0x93/0x1b0 [ 38.420999][ C1] ? __cfi_mutex_lock+0x10/0x10 [ 38.425960][ C1] ? text_poke_queue+0xde/0x1a0 [ 38.430923][ C1] text_poke_finish+0x1a/0x30 [ 38.435610][ C1] arch_jump_label_transform_apply+0x15/0x30 [ 38.443362][ C1] __jump_label_update+0x38f/0x3b0 [ 38.449279][ C1] jump_label_update+0x39b/0x450 [ 38.454315][ C1] static_key_enable_cpuslocked+0x126/0x240 [ 38.460230][ C1] static_key_enable+0x1a/0x30 [ 38.465086][ C1] toggle_allocation_gate+0xba/0x440 [ 38.470397][ C1] ? __cfi_toggle_allocation_gate+0x10/0x10 [ 38.476288][ C1] ? ttwu_do_wakeup+0x102/0x490 [ 38.481226][ C1] ? ttwu_do_activate+0x179/0x2a0 [ 38.486249][ C1] ? _raw_spin_unlock_irqrestore+0x5a/0x80 [ 38.492056][ C1] ? try_to_wake_up+0x622/0x1250 [ 38.496992][ C1] process_one_work+0x717/0xc30 [ 38.501849][ C1] worker_thread+0xa4d/0x11d0 [ 38.506522][ C1] kthread+0x281/0x320 [ 38.510590][ C1] ? __cfi_worker_thread+0x10/0x10 [ 38.515733][ C1] ? __cfi_kthread+0x10/0x10 [ 38.520443][ C1] ret_from_fork+0x1f/0x30 [ 38.524859][ C1] [ 38.527881][ C0] CPU: 0 PID: 103 Comm: udevd Not tainted syzkaller #0 [ 38.528131][ C1] FAULT_INJECTION: forcing a failure. [ 38.528131][ C1] name failslab, interval 1, probability 1, space 0, times 46 [ 38.534731][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 38.534743][ C0] Call Trace: [ 38.534748][ C0] [ 38.534753][ C0] __dump_stack+0x21/0x24 [ 38.568484][ C0] dump_stack_lvl+0x110/0x170 [ 38.573172][ C0] ? __cfi_dump_stack_lvl+0x8/0x8 [ 38.578193][ C0] ? detach_entity_load_avg+0x790/0x790 [ 38.583740][ C0] dump_stack+0x15/0x24 [ 38.588035][ C0] should_fail_ex+0x3bf/0x510 [ 38.592716][ C0] __should_failslab+0xac/0xf0 [ 38.597477][ C0] should_failslab+0x9/0x20 [ 38.602168][ C0] kmem_cache_alloc_node+0x42/0x330 [ 38.607388][ C0] ? __alloc_skb+0xe8/0x4a0 [ 38.611973][ C0] __alloc_skb+0xe8/0x4a0 [ 38.616321][ C0] ndisc_send_rs+0x31d/0x870 [ 38.620914][ C0] ? ipv6_get_lladdr+0x1be/0x200 [ 38.625858][ C0] addrconf_rs_timer+0x35a/0x600 [ 38.630802][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 38.636289][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 38.641928][ C0] call_timer_fn+0x46/0x2a0 [ 38.646519][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 38.652076][ C0] __run_timers+0x646/0x9b0 [ 38.656680][ C0] ? calc_index+0x200/0x200 [ 38.661181][ C0] ? kvm_sched_clock_read+0x18/0x40 [ 38.666386][ C0] run_timer_softirq+0x6a/0xf0 [ 38.671240][ C0] handle_softirqs+0x1d7/0x600 [ 38.676006][ C0] __irq_exit_rcu+0x52/0xf0 [ 38.680509][ C0] irq_exit_rcu+0x9/0x10 [ 38.684747][ C0] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 38.690411][ C0] [ 38.693389][ C0] [ 38.696422][ C0] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 38.702416][ C0] RIP: 0010:preempt_schedule_irq+0xa5/0x120 [ 38.708321][ 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 [ 38.728102][ C0] RSP: 0018:ffffc90000a27620 EFLAGS: 00000246 [ 38.734164][ C0] RAX: 1ffff110220b5159 RBX: ffffc90000a276f8 RCX: ffffffff87b7b100 [ 38.742304][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 38.750273][ C0] RBP: ffffc90000a276a8 R08: ffff8881105a8007 R09: 1ffff110220b5000 [ 38.758287][ C0] R10: dffffc0000000000 R11: ffffed10220b5001 R12: 0000000000000000 [ 38.766262][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff92000144ec4 [ 38.774248][ C0] ? __cfi_preempt_schedule_irq+0x10/0x10 [ 38.779977][ C0] ? kernel_text_address+0xa0/0xd0 [ 38.785176][ C0] raw_irqentry_exit_cond_resched+0x29/0x30 [ 38.791072][ C0] irqentry_exit+0x37/0x40 [ 38.795482][ C0] sysvec_reschedule_ipi+0x78/0x80 [ 38.800683][ C0] asm_sysvec_reschedule_ipi+0x1b/0x20 [ 38.806144][ C0] RIP: 0010:dump_stack_lvl+0x144/0x170 [ 38.811616][ 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 [ 38.831221][ C0] RSP: 0018:ffffc90000a277a0 EFLAGS: 00000293 [ 38.837291][ C0] RAX: ffffffff84fa142b RBX: ffffffff860afda0 RCX: ffff8881105a8000 [ 38.845260][ C0] RDX: 0000000000000000 RSI: 0000000000000200 RDI: 0000000000000000 [ 38.853224][ C0] RBP: ffffc90000a27838 R08: 0000000000000003 R09: 0000000000000004 [ 38.861195][ C0] R10: dffffc0000000000 R11: fffffbfff0e23738 R12: dffffc0000000000 [ 38.869702][ C0] R13: 0000000000000200 R14: dffffc0000000004 R15: 1ffff92000144ef4 [ 38.877829][ C0] ? dump_stack_lvl+0x13b/0x170 [ 38.882703][ C0] ? __cfi_dump_stack_lvl+0x8/0x8 [ 38.887791][ C0] dump_stack+0x15/0x24 [ 38.891959][ C0] should_fail_ex+0x3bf/0x510 [ 38.896645][ C0] ? vm_area_dup+0x27/0x280 [ 38.901155][ C0] __should_failslab+0xac/0xf0 [ 38.905925][ C0] should_failslab+0x9/0x20 [ 38.910427][ C0] kmem_cache_alloc+0x3b/0x320 [ 38.915200][ C0] vm_area_dup+0x27/0x280 [ 38.919529][ C0] ? copy_mm+0xb9f/0x1ad0 [ 38.923869][ C0] copy_mm+0xc13/0x1ad0 [ 38.928055][ C0] ? copy_signal+0x630/0x630 [ 38.932730][ C0] ? _raw_spin_lock+0x94/0xf0 [ 38.937422][ C0] ? __init_rwsem+0x11b/0x1f0 [ 38.942197][ C0] ? copy_signal+0x4eb/0x630 [ 38.946809][ C0] copy_process+0x12d8/0x3500 [ 38.951592][ C0] ? sockopt_release_sock+0x1a0/0x1f0 [ 38.956967][ C0] ? idle_dummy+0x10/0x10 [ 38.961301][ C0] ? selinux_socket_setsockopt+0x282/0x360 [ 38.967109][ C0] kernel_clone+0x22f/0x7f0 [ 38.971617][ C0] ? __kasan_check_write+0x14/0x20 [ 38.976727][ C0] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 38.982377][ C0] ? __cfi_kernel_clone+0x10/0x10 [ 38.987403][ C0] ? recalc_sigpending+0x168/0x1c0 [ 38.992600][ C0] __x64_sys_clone+0x193/0x200 [ 38.997369][ C0] ? __cfi___x64_sys_clone+0x10/0x10 [ 39.002660][ C0] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 39.008727][ C0] x64_sys_call+0x990/0x9a0 [ 39.013234][ C0] do_syscall_64+0x4c/0xa0 [ 39.017649][ C0] ? clear_bhb_loop+0x30/0x80 [ 39.022318][ C0] ? clear_bhb_loop+0x30/0x80 [ 39.027079][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 39.032975][ C0] RIP: 0033:0x7f4ede6f1636 [ 39.037384][ C0] Code: 89 df e8 6d e8 f6 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 52 89 c5 85 c0 75 31 64 48 8b 04 25 10 00 00 [ 39.057017][ C0] RSP: 002b:00007ffea33df300 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 39.065550][ C0] RAX: ffffffffffffffda RBX: 00007ffea33df308 RCX: 00007f4ede6f1636 [ 39.073551][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 39.081512][ C0] RBP: 0000555e5a9ce2c0 R08: 0000000000000000 R09: 0000555e5ac04020 [ 39.089482][ C0] R10: 00007f4ededd0b50 R11: 0000000000000246 R12: 00007ffea33df6c0 [ 39.097536][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 39.105534][ C0] [ 39.108547][ C1] CPU: 1 PID: 10 Comm: kworker/u4:1 Not tainted syzkaller #0 [ 39.110875][ T103] udevd[103]: fork of child failed: Cannot allocate memory [ 39.116010][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 39.124193][ T103] FAULT_INJECTION: forcing a failure. [ 39.124193][ T103] name failslab, interval 1, probability 1, space 0, times 44 [ 39.133325][ C1] Workqueue: events_unbound toggle_allocation_gate [ 39.133360][ C1] Call Trace: [ 39.133367][ C1] [ 39.133374][ C1] __dump_stack+0x21/0x24 [ 39.163054][ C1] dump_stack_lvl+0x110/0x170 [ 39.167751][ C1] ? __cfi_dump_stack_lvl+0x8/0x8 [ 39.172781][ C1] ? calc_wheel_index+0x1b5/0x8d0 [ 39.177850][ C1] ? timer_update_keys+0xb0/0xb0 [ 39.182808][ C1] dump_stack+0x15/0x24 [ 39.186964][ C1] should_fail_ex+0x3bf/0x510 [ 39.191679][ C1] __should_failslab+0xac/0xf0 [ 39.196443][ C1] should_failslab+0x9/0x20 [ 39.200942][ C1] kmem_cache_alloc_node+0x42/0x330 [ 39.206145][ C1] ? __alloc_skb+0xe8/0x4a0 [ 39.210644][ C1] __alloc_skb+0xe8/0x4a0 [ 39.214974][ C1] ndisc_send_rs+0x31d/0x870 [ 39.219562][ C1] ? ipv6_get_lladdr+0x1be/0x200 [ 39.224501][ C1] addrconf_rs_timer+0x35a/0x600 [ 39.229439][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 39.234947][ C1] ? _raw_spin_lock_irq+0x95/0xf0 [ 39.239986][ C1] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 39.245535][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 39.250994][ C1] call_timer_fn+0x46/0x2a0 [ 39.255503][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 39.261050][ C1] __run_timers+0x646/0x9b0 [ 39.265555][ C1] ? calc_index+0x200/0x200 [ 39.270061][ C1] ? kvm_sched_clock_read+0x18/0x40 [ 39.275289][ C1] run_timer_softirq+0x6a/0xf0 [ 39.280055][ C1] handle_softirqs+0x1d7/0x600 [ 39.284821][ C1] __irq_exit_rcu+0x52/0xf0 [ 39.289379][ C1] irq_exit_rcu+0x9/0x10 [ 39.293618][ C1] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 39.299255][ C1] [ 39.302182][ C1] [ 39.305108][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 39.311093][ C1] RIP: 0010:smp_call_function_many_cond+0x854/0x940 [ 39.317684][ C1] 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 [ 39.337297][ C1] RSP: 0018:ffffc900000a7840 EFLAGS: 00000293 [ 39.343370][ C1] RAX: ffffffff8167f820 RBX: dffffc0000000000 RCX: ffff888100299440 [ 39.351367][ C1] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 39.359346][ C1] RBP: ffffc900000a7978 R08: ffff8881f6f390d7 R09: 1ffff1103ede721a [ 39.367355][ C1] R10: 0000000000000000 R11: ffffffff8134b650 R12: 1ffff1103ede7218 [ 39.375384][ C1] R13: 1ffff1103edc7ae1 R14: 0000000000000000 R15: ffff8881f6e3d708 [ 39.383382][ C1] ? __cfi_x2apic_send_IPI+0x10/0x10 [ 39.388676][ C1] ? smp_call_function_many_cond+0x870/0x940 [ 39.394666][ C1] ? __cfi_do_sync_core+0x10/0x10 [ 39.399732][ C1] ? smp_call_function_many+0x40/0x40 [ 39.405129][ C1] ? kmem_cache_alloc_bulk+0xf8/0x3c0 [ 39.410682][ C1] ? text_poke+0x30/0x30 [ 39.414928][ C1] ? text_poke_loc_init+0x105/0x560 [ 39.420212][ C1] ? __cfi_do_sync_core+0x10/0x10 [ 39.425258][ C1] on_each_cpu_cond_mask+0x43/0x80 [ 39.430370][ C1] text_poke_bp_batch+0x1cf/0x600 [ 39.435395][ C1] ? text_poke_loc_init+0x560/0x560 [ 39.440593][ C1] ? __kasan_check_write+0x14/0x20 [ 39.446135][ C1] ? mutex_lock+0x93/0x1b0 [ 39.450554][ C1] ? __cfi_mutex_lock+0x10/0x10 [ 39.455405][ C1] ? text_poke_queue+0xde/0x1a0 [ 39.460253][ C1] text_poke_finish+0x1a/0x30 [ 39.464956][ C1] arch_jump_label_transform_apply+0x15/0x30 [ 39.470941][ C1] __jump_label_update+0x38f/0x3b0 [ 39.476077][ C1] jump_label_update+0x39b/0x450 [ 39.481016][ C1] static_key_enable_cpuslocked+0x126/0x240 [ 39.486908][ C1] static_key_enable+0x1a/0x30 [ 39.491705][ C1] toggle_allocation_gate+0xba/0x440 [ 39.496995][ C1] ? __cfi_toggle_allocation_gate+0x10/0x10 [ 39.502890][ C1] ? ttwu_do_wakeup+0x102/0x490 [ 39.507750][ C1] ? ttwu_do_activate+0x179/0x2a0 [ 39.512806][ C1] ? _raw_spin_unlock_irqrestore+0x5a/0x80 [ 39.518698][ C1] ? try_to_wake_up+0x622/0x1250 [ 39.523646][ C1] process_one_work+0x717/0xc30 [ 39.528494][ C1] worker_thread+0xa4d/0x11d0 [ 39.533170][ C1] kthread+0x281/0x320 [ 39.537234][ C1] ? __cfi_worker_thread+0x10/0x10 [ 39.542339][ C1] ? __cfi_kthread+0x10/0x10 [ 39.546928][ C1] ret_from_fork+0x1f/0x30 [ 39.551357][ C1] [ 39.554373][ T103] CPU: 0 PID: 103 Comm: udevd Not tainted syzkaller #0 [ 39.561317][ T103] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 39.571370][ T103] Call Trace: [ 39.574636][ T103] [ 39.577553][ T103] __dump_stack+0x21/0x24 [ 39.581884][ T103] dump_stack_lvl+0x110/0x170 [ 39.586551][ T103] ? __cfi_dump_stack_lvl+0x8/0x8 [ 39.591653][ T103] dump_stack+0x15/0x24 [ 39.595895][ T103] should_fail_ex+0x3bf/0x510 [ 39.600566][ T103] ? vm_area_dup+0x65/0x280 [ 39.605094][ T103] __should_failslab+0xac/0xf0 [ 39.609850][ T103] should_failslab+0x9/0x20 [ 39.614370][ T103] kmem_cache_alloc+0x3b/0x320 [ 39.619130][ T103] vm_area_dup+0x65/0x280 [ 39.623463][ T103] copy_mm+0xc13/0x1ad0 [ 39.627609][ T103] ? copy_signal+0x630/0x630 [ 39.632186][ T103] ? _raw_spin_lock+0x94/0xf0 [ 39.636855][ T103] ? __init_rwsem+0x11b/0x1f0 [ 39.641614][ T103] ? copy_signal+0x4eb/0x630 [ 39.646191][ T103] copy_process+0x12d8/0x3500 [ 39.650864][ T103] ? sockopt_release_sock+0x1a0/0x1f0 [ 39.656228][ T103] ? idle_dummy+0x10/0x10 [ 39.660555][ T103] ? selinux_socket_setsockopt+0x282/0x360 [ 39.666353][ T103] kernel_clone+0x22f/0x7f0 [ 39.670857][ T103] ? __kasan_check_write+0x14/0x20 [ 39.675963][ T103] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 39.681619][ T103] ? __cfi_kernel_clone+0x10/0x10 [ 39.686771][ T103] ? recalc_sigpending+0x168/0x1c0 [ 39.691874][ T103] __x64_sys_clone+0x193/0x200 [ 39.696631][ T103] ? __cfi___x64_sys_clone+0x10/0x10 [ 39.701940][ T103] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 39.708003][ T103] x64_sys_call+0x990/0x9a0 [ 39.712498][ T103] do_syscall_64+0x4c/0xa0 [ 39.716936][ T103] ? clear_bhb_loop+0x30/0x80 [ 39.721602][ T103] ? clear_bhb_loop+0x30/0x80 [ 39.726267][ T103] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 39.732190][ T103] RIP: 0033:0x7f4ede6f1636 [ 39.736695][ T103] Code: 89 df e8 6d e8 f6 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 52 89 c5 85 c0 75 31 64 48 8b 04 25 10 00 00 [ 39.756302][ T103] RSP: 002b:00007ffea33df300 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 39.764708][ T103] RAX: ffffffffffffffda RBX: 00007ffea33df308 RCX: 00007f4ede6f1636 [ 39.772702][ T103] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 39.780761][ T103] RBP: 0000555e5a9ce2c0 R08: 0000000000000000 R09: 0000555e5ac04020 [ 39.790213][ T103] R10: 00007f4ededd0b50 R11: 0000000000000246 R12: 00007ffea33df6c0 [ 39.798178][ T103] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 39.806535][ T103] [ 39.812397][ T103] udevd[103]: fork of child failed: Cannot allocate memory [ 39.820650][ T103] FAULT_INJECTION: forcing a failure. [ 39.820650][ T103] name failslab, interval 1, probability 1, space 0, times 42 [ 39.833431][ T103] CPU: 1 PID: 103 Comm: udevd Not tainted syzkaller #0 [ 39.840284][ T103] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 39.850385][ T103] Call Trace: [ 39.853658][ T103] [ 39.856575][ T103] __dump_stack+0x21/0x24 [ 39.860926][ T103] dump_stack_lvl+0x110/0x170 [ 39.865629][ T103] ? __cfi_dump_stack_lvl+0x8/0x8 [ 39.870927][ T103] ? slab_post_alloc_hook+0x6d/0x2d0 [ 39.876239][ T103] dump_stack+0x15/0x24 [ 39.880416][ T103] should_fail_ex+0x3bf/0x510 [ 39.885104][ T103] __should_failslab+0xac/0xf0 [ 39.889863][ T103] should_failslab+0x9/0x20 [ 39.894447][ T103] slab_pre_alloc_hook+0x30/0x1d0 [ 39.899461][ T103] ? _raw_spin_lock+0x94/0xf0 [ 39.904148][ T103] kmem_cache_alloc_lru+0x49/0x280 [ 39.909372][ T103] ? iget_locked+0x1dc/0x840 [ 39.914073][ T103] iget_locked+0x1dc/0x840 [ 39.918477][ T103] kernfs_get_inode+0x4b/0x6e0 [ 39.923251][ T103] kernfs_iop_lookup+0x20f/0x310 [ 39.928205][ T103] ? __cfi_kernfs_iop_lookup+0x10/0x10 [ 39.933743][ T103] path_openat+0x13fe/0x2f30 [ 39.938349][ T103] ? do_filp_open+0x420/0x420 [ 39.943021][ T103] do_filp_open+0x1ee/0x420 [ 39.947517][ T103] ? __cfi_do_filp_open+0x10/0x10 [ 39.952528][ T103] ? alloc_fd+0x4c1/0x570 [ 39.956999][ T103] do_sys_openat2+0x15e/0x820 [ 39.961789][ T103] ? do_sys_open+0xe0/0xe0 [ 39.966224][ T103] ? do_user_addr_fault+0x9a5/0x1030 [ 39.971501][ T103] __x64_sys_openat+0x136/0x160 [ 39.976347][ T103] x64_sys_call+0x783/0x9a0 [ 39.980845][ T103] do_syscall_64+0x4c/0xa0 [ 39.985278][ T103] ? clear_bhb_loop+0x30/0x80 [ 39.989964][ T103] ? clear_bhb_loop+0x30/0x80 [ 39.994654][ T103] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 40.000544][ T103] RIP: 0033:0x7f4ede6a7407 [ 40.005118][ T103] 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 [ 40.024716][ T103] RSP: 002b:00007ffea33daf40 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 40.033130][ T103] RAX: ffffffffffffffda RBX: 00007f4ededd0880 RCX: 00007f4ede6a7407 [ 40.041111][ T103] RDX: 0000000000080000 RSI: 00007ffea33db0c0 RDI: ffffffffffffff9c [ 40.049071][ T103] RBP: 0000000000000008 R08: 0000000000000000 R09: 0000000000000000 [ 40.057033][ T103] R10: 0000000000000000 R11: 0000000000000202 R12: 0000555e4c9387f5 [ 40.064996][ T103] R13: 0000555e4c9387f5 R14: 0000000000000001 R15: 0000000000000000 [ 40.072960][ T103] [ 40.077589][ T103] FAULT_INJECTION: forcing a failure. [ 40.077589][ T103] name failslab, interval 1, probability 1, space 0, times 41 [ 40.079283][ T314] FAULT_INJECTION: forcing a failure. [ 40.079283][ T314] name failslab, interval 1, probability 1, space 0, times 41 [ 40.091012][ T103] CPU: 0 PID: 103 Comm: udevd Not tainted syzkaller #0 [ 40.103695][ T311] FAULT_INJECTION: forcing a failure. [ 40.103695][ T311] name failslab, interval 1, probability 1, space 0, times 41 [ 40.109942][ T103] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 40.132864][ T103] Call Trace: [ 40.136268][ T103] [ 40.139193][ T103] __dump_stack+0x21/0x24 [ 40.143652][ T103] dump_stack_lvl+0x110/0x170 [ 40.148385][ T103] ? __cfi_dump_stack_lvl+0x8/0x8 [ 40.153417][ T103] dump_stack+0x15/0x24 [ 40.157668][ T103] should_fail_ex+0x3bf/0x510 [ 40.162447][ T103] ? vm_area_dup+0x27/0x280 [ 40.166946][ T103] __should_failslab+0xac/0xf0 [ 40.171709][ T103] should_failslab+0x9/0x20 [ 40.176206][ T103] kmem_cache_alloc+0x3b/0x320 [ 40.180977][ T103] ? __kasan_check_read+0x11/0x20 [ 40.186009][ T103] vm_area_dup+0x27/0x280 [ 40.190347][ T103] ? copy_mm+0xc06/0x1ad0 [ 40.194681][ T103] copy_mm+0xc13/0x1ad0 [ 40.198833][ T103] ? copy_signal+0x630/0x630 [ 40.203422][ T103] ? _raw_spin_lock+0x94/0xf0 [ 40.208096][ T103] ? __init_rwsem+0x11b/0x1f0 [ 40.212773][ T103] ? copy_signal+0x4eb/0x630 [ 40.217443][ T103] copy_process+0x12d8/0x3500 [ 40.222118][ T103] ? sockopt_release_sock+0x1a0/0x1f0 [ 40.227510][ T103] ? idle_dummy+0x10/0x10 [ 40.231837][ T103] ? selinux_socket_setsockopt+0x282/0x360 [ 40.237645][ T103] kernel_clone+0x22f/0x7f0 [ 40.242151][ T103] ? __kasan_check_write+0x14/0x20 [ 40.247258][ T103] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 40.252887][ T103] ? __cfi_kernel_clone+0x10/0x10 [ 40.257925][ T103] ? recalc_sigpending+0x168/0x1c0 [ 40.263123][ T103] __x64_sys_clone+0x193/0x200 [ 40.267978][ T103] ? __cfi___x64_sys_clone+0x10/0x10 [ 40.273553][ T103] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 40.279649][ T103] x64_sys_call+0x990/0x9a0 [ 40.284499][ T103] do_syscall_64+0x4c/0xa0 [ 40.289115][ T103] ? clear_bhb_loop+0x30/0x80 [ 40.293795][ T103] ? clear_bhb_loop+0x30/0x80 [ 40.298489][ T103] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 40.304400][ T103] RIP: 0033:0x7f4ede6f1636 [ 40.308863][ T103] Code: 89 df e8 6d e8 f6 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 52 89 c5 85 c0 75 31 64 48 8b 04 25 10 00 00 [ 40.328480][ T103] RSP: 002b:00007ffea33df300 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 40.336902][ T103] RAX: ffffffffffffffda RBX: 00007ffea33df308 RCX: 00007f4ede6f1636 [ 40.344886][ T103] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 40.352853][ T103] RBP: 0000555e5a9ce2c0 R08: 0000000000000000 R09: 0000555e5ac04020 [ 40.360996][ T103] R10: 00007f4ededd0b50 R11: 0000000000000246 R12: 00007ffea33df6c0 [ 40.369009][ T103] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 40.377008][ T103] [ 40.381014][ T287] syz-executor (287) used greatest stack depth: 21536 bytes left [ 40.392144][ T103] udevd[103]: fork of child failed: Cannot allocate memory [ 40.399800][ T103] FAULT_INJECTION: forcing a failure. [ 40.399800][ T103] name failslab, interval 1, probability 1, space 0, times 38 [ 40.408629][ T39] FAULT_INJECTION: forcing a failure. [ 40.408629][ T39] name failslab, interval 1, probability 1, space 0, times 37 [ 40.426290][ T311] CPU: 1 PID: 311 Comm: udevd Not tainted syzkaller #0 [ 40.433153][ T311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 40.443223][ T311] Call Trace: [ 40.446502][ T311] [ 40.449508][ T311] __dump_stack+0x21/0x24 [ 40.453839][ T311] dump_stack_lvl+0x110/0x170 [ 40.458521][ T311] ? __cfi_dump_stack_lvl+0x8/0x8 [ 40.463551][ T311] ? __fsnotify_parent+0x736/0x820 [ 40.468664][ T311] ? __cfi___fsnotify_parent+0x10/0x10 [ 40.474117][ T311] dump_stack+0x15/0x24 [ 40.475557][ T279] FAULT_INJECTION: forcing a failure. [ 40.475557][ T279] name failslab, interval 1, probability 1, space 0, times 37 [ 40.478277][ T311] should_fail_ex+0x3bf/0x510 [ 40.495620][ T311] ? getname_flags+0xba/0x510 [ 40.500386][ T311] __should_failslab+0xac/0xf0 [ 40.505146][ T311] should_failslab+0x9/0x20 [ 40.509648][ T311] kmem_cache_alloc+0x3b/0x320 [ 40.514410][ T311] ? __cfi_shmem_setattr+0x10/0x10 [ 40.519546][ T311] getname_flags+0xba/0x510 [ 40.524057][ T311] __se_sys_newfstatat+0x127/0x440 [ 40.529168][ T311] ? __x64_sys_newfstatat+0xb0/0xb0 [ 40.535036][ T311] ? __kasan_check_write+0x14/0x20 [ 40.540196][ T311] ? mntput_no_expire+0x100/0x6b0 [ 40.545251][ T311] ? __cfi_lockref_put_or_lock+0x10/0x10 [ 40.550982][ T311] ? mntput+0xc0/0xc0 [ 40.554969][ T311] ? __cfi_do_fchownat+0x10/0x10 [ 40.559909][ T311] ? fput+0x15b/0x1a0 [ 40.563889][ T311] __x64_sys_newfstatat+0x9b/0xb0 [ 40.568911][ T311] x64_sys_call+0x77c/0x9a0 [ 40.573410][ T311] do_syscall_64+0x4c/0xa0 [ 40.577954][ T311] ? clear_bhb_loop+0x30/0x80 [ 40.582645][ T311] ? clear_bhb_loop+0x30/0x80 [ 40.587374][ T311] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 40.593265][ T311] RIP: 0033:0x7f4ede711b0a [ 40.597761][ T311] Code: 48 8b 15 f1 f2 0d 00 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 8b 15 b9 f2 0d 00 f7 [ 40.617412][ T311] RSP: 002b:00007ffea33dedc8 EFLAGS: 00000202 ORIG_RAX: 0000000000000106 [ 40.625865][ T311] RAX: ffffffffffffffda RBX: 0000555e5a9d17a0 RCX: 00007f4ede711b0a [ 40.633837][ T311] RDX: 00007ffea33dede0 RSI: 0000555e5a9d17a0 RDI: 00000000ffffff9c [ 40.642245][ T311] RBP: 0000555e5a9ce8d0 R08: 0000000000000005 R09: 0000555e5ac13960 [ 40.650308][ T311] R10: 0000000000000100 R11: 0000000000000202 R12: 0000000000000000 [ 40.658373][ T311] R13: 0000000000000001 R14: 0000555e5a9d17a0 R15: 0000555e5ac92730 [ 40.666360][ T311] [ 40.669381][ T103] CPU: 0 PID: 103 Comm: udevd Not tainted syzkaller #0 [ 40.676237][ T103] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 40.686297][ T103] Call Trace: [ 40.689623][ T103] [ 40.692550][ T103] __dump_stack+0x21/0x24 [ 40.696879][ T103] dump_stack_lvl+0x110/0x170 [ 40.701548][ T103] ? __cfi_dump_stack_lvl+0x8/0x8 [ 40.706566][ T103] dump_stack+0x15/0x24 [ 40.710716][ T103] should_fail_ex+0x3bf/0x510 [ 40.715387][ T103] ? vm_area_dup+0x27/0x280 [ 40.719892][ T103] __should_failslab+0xac/0xf0 [ 40.724653][ T103] should_failslab+0x9/0x20 [ 40.729179][ T103] kmem_cache_alloc+0x3b/0x320 [ 40.733939][ T103] vm_area_dup+0x27/0x280 [ 40.738273][ T103] ? copy_mm+0xb9f/0x1ad0 [ 40.742603][ T103] copy_mm+0xc13/0x1ad0 [ 40.746749][ T103] ? copy_signal+0x630/0x630 [ 40.751331][ T103] ? _raw_spin_lock+0x94/0xf0 [ 40.756092][ T103] ? __init_rwsem+0x11b/0x1f0 [ 40.760802][ T103] ? copy_signal+0x4eb/0x630 [ 40.765396][ T103] copy_process+0x12d8/0x3500 [ 40.770085][ T103] ? sockopt_release_sock+0x1a0/0x1f0 [ 40.775530][ T103] ? idle_dummy+0x10/0x10 [ 40.779861][ T103] ? selinux_socket_setsockopt+0x282/0x360 [ 40.785664][ T103] kernel_clone+0x22f/0x7f0 [ 40.790267][ T103] ? __kasan_check_write+0x14/0x20 [ 40.795390][ T103] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 40.801024][ T103] ? __cfi_kernel_clone+0x10/0x10 [ 40.806053][ T103] ? recalc_sigpending+0x168/0x1c0 [ 40.811172][ T103] __x64_sys_clone+0x193/0x200 [ 40.815948][ T103] ? __cfi___x64_sys_clone+0x10/0x10 [ 40.821225][ T103] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 40.827287][ T103] x64_sys_call+0x990/0x9a0 [ 40.831889][ T103] do_syscall_64+0x4c/0xa0 [ 40.836299][ T103] ? clear_bhb_loop+0x30/0x80 [ 40.841003][ T103] ? clear_bhb_loop+0x30/0x80 [ 40.845665][ T103] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 40.851554][ T103] RIP: 0033:0x7f4ede6f1636 [ 40.855956][ T103] Code: 89 df e8 6d e8 f6 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 52 89 c5 85 c0 75 31 64 48 8b 04 25 10 00 00 [ 40.875555][ T103] RSP: 002b:00007ffea33df300 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 40.883996][ T103] RAX: ffffffffffffffda RBX: 00007ffea33df308 RCX: 00007f4ede6f1636 [ 40.891958][ T103] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 40.899919][ T103] RBP: 0000555e5a9ce2c0 R08: 0000000000000000 R09: 0000555e5ac04020 [ 40.907883][ T103] R10: 00007f4ededd0b50 R11: 0000000000000246 R12: 00007ffea33df6c0 [ 40.915843][ T103] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 40.923806][ T103] [ 40.926885][ T39] CPU: 1 PID: 39 Comm: kworker/1:1 Not tainted syzkaller #0 [ 40.934171][ T39] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 40.944222][ T39] Workqueue: ipv6_addrconf addrconf_dad_work [ 40.950202][ T39] Call Trace: [ 40.953470][ T39] [ 40.956393][ T39] __dump_stack+0x21/0x24 [ 40.960714][ T39] dump_stack_lvl+0x110/0x170 [ 40.965386][ T39] ? __cfi_dump_stack_lvl+0x8/0x8 [ 40.970403][ T39] ? __cfi_fib6_add+0x10/0x10 [ 40.975086][ T39] dump_stack+0x15/0x24 [ 40.979240][ T39] should_fail_ex+0x3bf/0x510 [ 40.983911][ T39] __should_failslab+0xac/0xf0 [ 40.988670][ T39] should_failslab+0x9/0x20 [ 40.993166][ T39] kmem_cache_alloc_node+0x42/0x330 [ 40.998359][ T39] ? __alloc_skb+0xe8/0x4a0 [ 41.002857][ T39] ? _raw_spin_unlock_irqrestore+0x5a/0x80 [ 41.008657][ T39] __alloc_skb+0xe8/0x4a0 [ 41.012978][ T39] ? __kasan_check_read+0x11/0x20 [ 41.017990][ T39] __ipv6_ifa_notify+0x200/0xe80 [ 41.023004][ T39] ? snmp6_fill_stats+0x6c0/0x6c0 [ 41.028021][ T39] ? __local_bh_enable_ip+0x58/0x80 [ 41.033210][ T39] ? __ww_mutex_lock_interruptible_slowpath+0x20/0x20 [ 41.039970][ T39] ? __kasan_check_write+0x14/0x20 [ 41.045072][ T39] ? try_to_grab_pending+0x1a4/0x580 [ 41.050352][ T39] ? mod_delayed_work_on+0xe0/0xe0 [ 41.055457][ T39] ? __cfi_fib6_clean_node+0x10/0x10 [ 41.060734][ T39] ? __kasan_check_write+0x14/0x20 [ 41.065843][ T39] ? __cancel_work+0x198/0x200 [ 41.070692][ T39] addrconf_dad_completed+0x192/0xe80 [ 41.076069][ T39] ? addrconf_dad_stop+0x440/0x440 [ 41.081192][ T39] ? mod_delayed_work_on+0xa8/0xe0 [ 41.086310][ T39] addrconf_dad_work+0xc1b/0x14a0 [ 41.091326][ T39] ? __cfi_addrconf_dad_work+0x10/0x10 [ 41.096782][ T39] ? __kasan_check_write+0x14/0x20 [ 41.101887][ T39] ? pwq_activate_inactive_work+0x2ea/0x3f0 [ 41.107787][ T39] process_one_work+0x717/0xc30 [ 41.112629][ T39] worker_thread+0xa4d/0x11d0 [ 41.117306][ T39] kthread+0x281/0x320 [ 41.121369][ T39] ? __cfi_worker_thread+0x10/0x10 [ 41.126577][ T39] ? __cfi_kthread+0x10/0x10 [ 41.131273][ T39] ret_from_fork+0x1f/0x30 [ 41.135689][ T39] [ 41.139307][ T279] CPU: 0 PID: 279 Comm: syz-executor Not tainted syzkaller #0 [ 41.146961][ T279] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 41.157288][ T279] Call Trace: [ 41.160613][ T279] [ 41.163554][ T279] __dump_stack+0x21/0x24 [ 41.167896][ T279] dump_stack_lvl+0x110/0x170 [ 41.173624][ T279] ? __cfi_dump_stack_lvl+0x8/0x8 [ 41.179882][ T279] ? _raw_spin_lock+0x94/0xf0 [ 41.186434][ T279] ? __cfi__raw_spin_lock+0x10/0x10 [ 41.192516][ T279] dump_stack+0x15/0x24 [ 41.196979][ T279] should_fail_ex+0x3bf/0x510 [ 41.201652][ T279] ? __alloc_file+0x28/0x2a0 [ 41.206235][ T279] __should_failslab+0xac/0xf0 [ 41.210992][ T279] should_failslab+0x9/0x20 [ 41.215485][ T279] kmem_cache_alloc+0x3b/0x320 [ 41.220243][ T279] ? __cfi__raw_spin_lock+0x10/0x10 [ 41.225431][ T279] __alloc_file+0x28/0x2a0 [ 41.229840][ T279] alloc_empty_file+0x97/0x180 [ 41.234621][ T279] alloc_file+0x59/0x600 [ 41.238878][ T279] ? _raw_spin_unlock+0x4c/0x70 [ 41.243731][ T279] alloc_file_pseudo+0x180/0x200 [ 41.248671][ T279] ? __cfi_alloc_file_pseudo+0x10/0x10 [ 41.254123][ T279] ? __cfi_current_time+0x10/0x10 [ 41.259153][ T279] ? memset+0x35/0x40 [ 41.263124][ T279] ? create_pipe_files+0x299/0x6c0 [ 41.268313][ T279] ? memcpy+0x56/0x70 [ 41.272320][ T279] create_pipe_files+0x2e3/0x6c0 [ 41.277251][ T279] __do_pipe_flags+0x4f/0x200 [ 41.281919][ T279] do_pipe2+0xa7/0x190 [ 41.285975][ T279] ? pipe_fcntl+0x510/0x510 [ 41.290474][ T279] ? __cfi_ksys_write+0x10/0x10 [ 41.295422][ T279] ? debug_smp_processor_id+0x17/0x20 [ 41.300794][ T279] __x64_sys_pipe2+0x5a/0x70 [ 41.305381][ T279] x64_sys_call+0x258/0x9a0 [ 41.309872][ T279] do_syscall_64+0x4c/0xa0 [ 41.314282][ T279] ? clear_bhb_loop+0x30/0x80 [ 41.319007][ T279] ? clear_bhb_loop+0x30/0x80 [ 41.323674][ T279] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 41.329562][ T279] RIP: 0033:0x7fcd2b59cfc9 [ 41.333964][ T279] 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 [ 41.353649][ T279] RSP: 002b:00007ffe8be5de28 EFLAGS: 00000246 ORIG_RAX: 0000000000000125 [ 41.362052][ T279] RAX: ffffffffffffffda RBX: 000055559004bf30 RCX: 00007fcd2b59cfc9 [ 41.370010][ T279] RDX: 0000000000000005 RSI: 0000000000000000 RDI: 00007ffe8be5de38 [ 41.377968][ T279] RBP: 00007ffe8be5e410 R08: 0000000000000250 R09: 0000000000000000 [ 41.385941][ T279] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe8be5df70 [ 41.393910][ T279] R13: 000055559004e288 R14: 0000555590050740 R15: 0000000000000000 [ 41.401884][ T279] [ 41.405033][ T314] CPU: 0 PID: 314 Comm: udevd Not tainted syzkaller #0 [ 41.411881][ T314] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 41.421937][ T314] Call Trace: [ 41.425218][ T314] [ 41.428138][ T314] __dump_stack+0x21/0x24 [ 41.432983][ T314] dump_stack_lvl+0x110/0x170 [ 41.437649][ T314] ? __cfi_dump_stack_lvl+0x8/0x8 [ 41.442922][ T314] ? __kasan_check_read+0x11/0x20 [ 41.447937][ T314] ? folio_memcg_lock+0x96/0x1b0 [ 41.452862][ T314] dump_stack+0x15/0x24 [ 41.457008][ T314] should_fail_ex+0x3bf/0x510 [ 41.461676][ T314] ? mas_alloc_nodes+0x2d8/0x850 [ 41.466604][ T314] __should_failslab+0xac/0xf0 [ 41.471392][ T314] should_failslab+0x9/0x20 [ 41.475902][ T314] kmem_cache_alloc+0x3b/0x320 [ 41.480838][ T314] mas_alloc_nodes+0x2d8/0x850 [ 41.485598][ T314] mas_preallocate+0xe3d/0x1430 [ 41.490438][ T314] ? __cfi_mas_preallocate+0x10/0x10 [ 41.495726][ T314] ? rwsem_write_trylock+0x136/0x300 [ 41.501137][ T314] ? __kasan_check_read+0x11/0x20 [ 41.506167][ T314] ? __vm_enough_memory+0x11a/0x360 [ 41.511359][ T314] do_brk_flags+0xd46/0x1210 [ 41.515944][ T314] __se_sys_brk+0x9d3/0xb60 [ 41.520624][ T314] ? __x64_sys_brk+0x40/0x40 [ 41.525219][ T314] ? up_read+0x56/0x1d0 [ 41.529373][ T314] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 41.535432][ T314] __x64_sys_brk+0x38/0x40 [ 41.539838][ T314] x64_sys_call+0x920/0x9a0 [ 41.544336][ T314] do_syscall_64+0x4c/0xa0 [ 41.548748][ T314] ? clear_bhb_loop+0x30/0x80 [ 41.553420][ T314] ? clear_bhb_loop+0x30/0x80 [ 41.558086][ T314] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 41.563972][ T314] RIP: 0033:0x7f4ede7166c7 [ 41.568403][ T314] Code: 4d 85 ed 74 e0 4d 85 e4 74 0b 48 89 ef 41 ff d4 4c 89 ee eb da 48 89 f7 e8 e6 1c f3 ff eb f1 0f 1f 40 00 b8 0c 00 00 00 0f 05 <48> 8b 15 6a a7 0d 00 48 89 02 48 39 f8 72 0a 31 c0 c3 0f 1f 80 00 [ 41.588086][ T314] RSP: 002b:00007ffea33de908 EFLAGS: 00000206 ORIG_RAX: 000000000000000c [ 41.596757][ T314] RAX: ffffffffffffffda RBX: 0000555e5ae5f000 RCX: 00007f4ede7166c7 [ 41.604720][ T314] RDX: 0000000000000000 RSI: 00007f4ede7f1ac0 RDI: 0000555e5ae5f000 [ 41.612685][ T314] RBP: 0000555e5ae3c000 R08: 0000000000023000 R09: 0000000000000000 [ 41.620673][ T314] R10: 00007f4ede7f1ac0 R11: 0000000000000206 R12: 00007f4ede7f8e50 [ 41.628655][ T314] R13: 0000555e5ae39ec0 R14: 0000000000001000 R15: 0000000000005030 [ 41.636620][ T314] [ 41.640396][ T290] FAULT_INJECTION: forcing a failure. [ 41.640396][ T290] name failslab, interval 1, probability 1, space 0, times 35 [ 41.653206][ T290] CPU: 0 PID: 290 Comm: syz-executor Not tainted syzkaller #0 [ 41.660754][ T290] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 41.670806][ T290] Call Trace: [ 41.674246][ T290] [ 41.677179][ T290] __dump_stack+0x21/0x24 [ 41.681522][ T290] dump_stack_lvl+0x110/0x170 [ 41.686207][ T290] ? __cfi_dump_stack_lvl+0x8/0x8 [ 41.691224][ T290] dump_stack+0x15/0x24 [ 41.695466][ T290] should_fail_ex+0x3bf/0x510 [ 41.700134][ T290] __should_failslab+0xac/0xf0 [ 41.704901][ T290] should_failslab+0x9/0x20 [ 41.709435][ T290] kmem_cache_alloc_node+0x42/0x330 [ 41.714626][ T290] ? __alloc_skb+0xe8/0x4a0 [ 41.719121][ T290] __alloc_skb+0xe8/0x4a0 [ 41.723460][ T290] inet6_rt_notify+0x34d/0x520 [ 41.728235][ T290] ? fib6_purge_rt+0x5e0/0x660 [ 41.733169][ T290] ? atomic_notifier_call_chain+0x108/0x120 [ 41.739063][ T290] ? __cfi_inet6_rt_notify+0x10/0x10 [ 41.744337][ T290] ? call_fib_notifiers+0xa0/0xc0 [ 41.749352][ T290] fib6_del+0xb88/0xef0 [ 41.753593][ T290] ? irqentry_exit+0x37/0x40 [ 41.758346][ T290] ? __cfi_fib6_del+0x10/0x10 [ 41.763017][ T290] ? fib6_ifdown+0x2e8/0x4e0 [ 41.767598][ T290] fib6_clean_node+0x2af/0x550 [ 41.772354][ T290] ? __cfi_fib6_clean_node+0x10/0x10 [ 41.777636][ T290] fib6_walk_continue+0x55d/0x760 [ 41.782657][ T290] fib6_walk+0x153/0x290 [ 41.786982][ T290] fib6_clean_all+0x1a1/0x270 [ 41.791651][ T290] ? __cfi_fib6_ifdown+0x10/0x10 [ 41.796610][ T290] ? __cfi_fib6_clean_all+0x10/0x10 [ 41.801884][ T290] ? __kasan_check_read+0x11/0x20 [ 41.806902][ T290] ? __cfi_fib6_clean_node+0x10/0x10 [ 41.812178][ T290] ? __cfi_fib6_ifdown+0x10/0x10 [ 41.817140][ T290] ? _raw_spin_unlock_irqrestore+0x5a/0x80 [ 41.822938][ T290] rt6_disable_ip+0x123/0x8e0 [ 41.827604][ T290] ? insert_work+0x26c/0x300 [ 41.832190][ T290] ? __queue_work+0x9f2/0xd50 [ 41.836861][ T290] ? __cfi_rt6_disable_ip+0x10/0x10 [ 41.842081][ T290] ? __kasan_check_read+0x11/0x20 [ 41.847098][ T290] addrconf_ifdown+0x15d/0x1950 [ 41.851948][ T290] ? do_syscall_64+0x4c/0xa0 [ 41.856551][ T290] ? addrconf_cleanup+0x130/0x130 [ 41.861563][ T290] ? asm_sysvec_call_function_single+0x1b/0x20 [ 41.867716][ T290] ? addrconf_notify+0x38c/0xe30 [ 41.872675][ T290] addrconf_notify+0x39f/0xe30 [ 41.877431][ T290] raw_notifier_call_chain+0xa1/0x110 [ 41.882795][ T290] dev_close_many+0x325/0x4d0 [ 41.887556][ T290] ? __cfi_dev_close_many+0x10/0x10 [ 41.893104][ T290] ? __kasan_check_read+0x11/0x20 [ 41.898124][ T290] unregister_netdevice_many+0x43f/0x1910 [ 41.903842][ T290] ? _raw_spin_unlock_irqrestore+0x5a/0x80 [ 41.909652][ T290] ? __cfi_unregister_netdevice_many+0x10/0x10 [ 41.915823][ T290] ? __kasan_check_write+0x14/0x20 [ 41.920947][ T290] ? queue_delayed_work_on+0x10d/0x160 [ 41.926400][ T290] ? irqentry_exit+0x37/0x40 [ 41.931108][ T290] ? __kasan_check_read+0x11/0x20 [ 41.936134][ T290] unregister_netdevice_queue+0x2e1/0x320 [ 41.941853][ T290] ? __cfi_unregister_netdevice_queue+0x10/0x10 [ 41.948096][ T290] ? linkwatch_fire_event+0x208/0x240 [ 41.953825][ T290] __tun_detach+0xc9d/0x1450 [ 41.958411][ T290] tun_chr_close+0x92/0x140 [ 41.962907][ T290] ? __cfi_tun_chr_close+0x10/0x10 [ 41.968133][ T290] __fput+0x1fd/0x8f0 [ 41.972111][ T290] ____fput+0x15/0x20 [ 41.976259][ T290] task_work_run+0x1e1/0x250 [ 41.980871][ T290] ? __cfi_task_work_run+0x10/0x10 [ 41.985974][ T290] ? free_nsproxy+0x21f/0x270 [ 41.990643][ T290] do_exit+0xaf2/0x2850 [ 41.994815][ T290] ? lock_vma_under_rcu+0x3f8/0x4f0 [ 42.000006][ T290] ? __cfi_do_exit+0x10/0x10 [ 42.004683][ T290] ? __kasan_check_write+0x14/0x20 [ 42.009785][ T290] ? _raw_spin_lock_irq+0x95/0xf0 [ 42.014802][ T290] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 42.020368][ T290] ? xfd_validate_state+0x70/0x150 [ 42.025480][ T290] ? zap_other_threads+0x2c1/0x2f0 [ 42.030584][ T290] do_group_exit+0x21b/0x2e0 [ 42.035293][ T290] __x64_sys_exit_group+0x3f/0x40 [ 42.040313][ T290] x64_sys_call+0x7b4/0x9a0 [ 42.044986][ T290] do_syscall_64+0x4c/0xa0 [ 42.049401][ T290] ? clear_bhb_loop+0x30/0x80 [ 42.054072][ T290] ? clear_bhb_loop+0x30/0x80 [ 42.058745][ T290] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 42.064642][ T290] RIP: 0033:0x7f32c9f9df99 [ 42.069045][ T290] Code: Unable to access opcode bytes at 0x7f32c9f9df6f. [ 42.076046][ T290] RSP: 002b:00007ffc7db644e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 42.084464][ T290] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32c9f9df99 [ 42.092456][ T290] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000043 [ 42.100419][ T290] RBP: 00007f32ca035e37 R08: 0000000000000000 R09: 00000000000927c0 [ 42.108381][ T290] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000000c [ 42.116427][ T290] R13: 00000000000927c0 R14: 000000000000784d R15: 00007ffc7db646a0 [ 42.124389][ T290] [ 42.127622][ T103] udevd[103]: fork of child failed: Cannot allocate memory [ 42.136220][ T103] FAULT_INJECTION: forcing a failure. [ 42.136220][ T103] name failslab, interval 1, probability 1, space 0, times 32 [ 42.137598][ T314] FAULT_INJECTION: forcing a failure. [ 42.137598][ T314] name failslab, interval 1, probability 1, space 0, times 32 [ 42.148999][ T103] CPU: 1 PID: 103 Comm: udevd Not tainted syzkaller #0 [ 42.168510][ T103] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 42.178745][ T103] Call Trace: [ 42.182020][ T103] [ 42.184985][ T103] __dump_stack+0x21/0x24 [ 42.189336][ T103] dump_stack_lvl+0x110/0x170 [ 42.194007][ T103] ? __cfi_dump_stack_lvl+0x8/0x8 [ 42.199026][ T103] dump_stack+0x15/0x24 [ 42.203351][ T103] should_fail_ex+0x3bf/0x510 [ 42.208028][ T103] ? vm_area_dup+0x27/0x280 [ 42.212724][ T103] __should_failslab+0xac/0xf0 [ 42.217507][ T103] should_failslab+0x9/0x20 [ 42.222109][ T103] kmem_cache_alloc+0x3b/0x320 [ 42.226897][ T103] vm_area_dup+0x27/0x280 [ 42.231239][ T103] ? copy_mm+0xb9f/0x1ad0 [ 42.235570][ T103] copy_mm+0xc13/0x1ad0 [ 42.239725][ T103] ? copy_signal+0x630/0x630 [ 42.244396][ T103] ? _raw_spin_lock+0x94/0xf0 [ 42.249087][ T103] ? __init_rwsem+0x11b/0x1f0 [ 42.253788][ T103] ? copy_signal+0x4eb/0x630 [ 42.258386][ T103] copy_process+0x12d8/0x3500 [ 42.263068][ T103] ? sockopt_release_sock+0x1a0/0x1f0 [ 42.268453][ T103] ? idle_dummy+0x10/0x10 [ 42.272893][ T103] ? selinux_socket_setsockopt+0x282/0x360 [ 42.274958][ T279] syz-executor (279) used greatest stack depth: 21216 bytes left [ 42.278758][ T103] kernel_clone+0x22f/0x7f0 [ 42.291010][ T103] ? __kasan_check_write+0x14/0x20 [ 42.296151][ T103] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 42.301711][ T103] ? __cfi_kernel_clone+0x10/0x10 [ 42.306741][ T103] ? recalc_sigpending+0x168/0x1c0 [ 42.311854][ T103] __x64_sys_clone+0x193/0x200 [ 42.316624][ T103] ? __cfi___x64_sys_clone+0x10/0x10 [ 42.321936][ T103] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 42.328093][ T103] x64_sys_call+0x990/0x9a0 [ 42.332593][ T103] do_syscall_64+0x4c/0xa0 [ 42.337288][ T103] ? clear_bhb_loop+0x30/0x80 [ 42.341976][ T103] ? clear_bhb_loop+0x30/0x80 [ 42.346836][ T103] entry_SYSCALL_64_after_hwframe+0x68/0xd2 SYZFAIL: pipe failed (errno 12: Cannot allocate memory) [ 42.352736][ T103] RIP: 0033:0x7f4ede6f1636 [ 42.357435][ T103] Code: 89 df e8 6d e8 f6 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 52 89 c5 85 c0 75 31 64 48 8b 04 25 10 00 00 [ 42.371707][ T278] FAULT_INJECTION: forcing a failure. [ 42.371707][ T278] name failslab, interval 1, probability 1, space 0, times 31 [ 42.377048][ T103] RSP: 002b:00007ffea33df300 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 42.398108][ T103] RAX: ffffffffffffffda RBX: 00007ffea33df308 RCX: 00007f4ede6f1636 [ 42.406105][ T103] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 42.414087][ T103] RBP: 0000555e5a9ce2c0 R08: 0000000000000000 R09: 0000555e5ac04020 [ 42.422160][ T103] R10: 00007f4ededd0b50 R11: 0000000000000246 R12: 00007ffea33df6c0 [ 42.430129][ T103] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 42.438470][ T103] [ 42.441586][ T314] CPU: 0 PID: 314 Comm: udevd Not tainted syzkaller #0 [ 42.442180][ T1] FAULT_INJECTION: forcing a failure. [ 42.442180][ T1] name failslab, interval 1, probability 1, space 0, times 31 [ 42.448439][ T314] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 42.471129][ T314] Call Trace: [ 42.474408][ T314] [ 42.477414][ T314] __dump_stack+0x21/0x24 [ 42.481743][ T314] dump_stack_lvl+0x110/0x170 [ 42.486412][ T314] ? __cfi_dump_stack_lvl+0x8/0x8 [ 42.491524][ T314] dump_stack+0x15/0x24 [ 42.495680][ T314] should_fail_ex+0x3bf/0x510 [ 42.500541][ T314] __should_failslab+0xac/0xf0 [ 42.505403][ T314] should_failslab+0x9/0x20 [ 42.509915][ T314] __kmem_cache_alloc_node+0x3d/0x2d0 [ 42.515282][ T314] ? security_prepare_creds+0x4e/0x150 [ 42.520823][ T314] ? security_prepare_creds+0x4e/0x150 [ 42.527943][ T314] __kmalloc+0xa4/0x1e0 [ 42.532300][ T314] security_prepare_creds+0x4e/0x150 [ 42.537869][ T314] prepare_creds+0x428/0x610 [ 42.542824][ T314] selinux_setprocattr+0x274/0x9b0 [ 42.548062][ T314] ? __cfi_selinux_setprocattr+0x10/0x10 [ 42.553694][ T314] ? __kasan_check_write+0x14/0x20 [ 42.558844][ T314] ? mutex_lock_interruptible+0x93/0x1b0 [ 42.564488][ T314] ? __cfi_mutex_lock_interruptible+0x10/0x10 [ 42.570649][ T314] security_setprocattr+0xdc/0xf0 [ 42.575710][ T314] proc_pid_attr_write+0x2a1/0x2e0 [ 42.580827][ T314] ? __cfi_proc_pid_attr_write+0x10/0x10 [ 42.586454][ T314] vfs_write+0x3fb/0xd00 [ 42.591250][ T314] ? __cfi_vfs_write+0x10/0x10 [ 42.596007][ T314] ? putname+0x111/0x160 [ 42.600288][ T314] ? do_sys_openat2+0x715/0x820 [ 42.605922][ T314] ? __kasan_check_read+0x11/0x20 [ 42.611028][ T314] ? __fdget_pos+0x2d4/0x380 [ 42.615612][ T314] ksys_write+0x14a/0x260 [ 42.620130][ T314] ? __cfi_ksys_write+0x10/0x10 [ 42.624976][ T314] ? do_user_addr_fault+0x9a5/0x1030 [ 42.630265][ T314] ? debug_smp_processor_id+0x17/0x20 [ 42.636072][ T314] __x64_sys_write+0x7b/0x90 [ 42.640690][ T314] x64_sys_call+0x27b/0x9a0 [ 42.645193][ T314] do_syscall_64+0x4c/0xa0 [ 42.649607][ T314] ? clear_bhb_loop+0x30/0x80 [ 42.654277][ T314] ? clear_bhb_loop+0x30/0x80 [ 42.658956][ T314] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 42.664850][ T314] RIP: 0033:0x7f4ede6a7407 [ 42.669263][ T314] 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 [ 42.671433][ T103] udevd[103]: fork of child failed: Cannot allocate memory [ 42.688955][ T314] RSP: 002b:00007ffea33de4a0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 42.688977][ T314] RAX: ffffffffffffffda RBX: 00007f4ededd0880 RCX: 00007f4ede6a7407 [ 42.688989][ T314] RDX: 000000000000001b RSI: 0000555e5ac7ed60 RDI: 0000000000000008 [ 42.720989][ T314] RBP: 0000555e5ac7ed60 R08: 0000000000000000 R09: 0000000000000000 [ 42.728956][ T314] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000008 [ 42.736929][ T314] R13: 00007f4ededd0770 R14: 00007ffea33de4f0 R15: 0000555e5a9d0c40 [ 42.740163][ T331] FAULT_INJECTION: forcing a failure. [ 42.740163][ T331] name failslab, interval 1, probability 1, space 0, times 30 [ 42.744911][ T314] [ 42.757741][ T278] CPU: 0 PID: 278 Comm: sshd-session Not tainted syzkaller #0 [ 42.757766][ T278] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 42.757775][ T278] Call Trace: [ 42.757779][ T278] [ 42.757786][ T278] __dump_stack+0x21/0x24 [ 42.757810][ T278] dump_stack_lvl+0x110/0x170 [ 42.757827][ T278] ? __cfi_dump_stack_lvl+0x8/0x8 [ 42.798528][ T278] dump_stack+0x15/0x24 [ 42.802695][ T278] should_fail_ex+0x3bf/0x510 [ 42.807369][ T278] ? security_file_alloc+0x33/0x130 [ 42.812652][ T278] __should_failslab+0xac/0xf0 [ 42.817458][ T278] should_failslab+0x9/0x20 [ 42.821958][ T278] kmem_cache_alloc+0x3b/0x320 [ 42.826719][ T278] ? __alloc_file+0x28/0x2a0 [ 42.831305][ T278] security_file_alloc+0x33/0x130 [ 42.837728][ T278] __alloc_file+0xb5/0x2a0 [ 42.842141][ T278] alloc_empty_file+0x97/0x180 [ 42.846901][ T278] alloc_file+0x59/0x600 [ 42.851144][ T278] ? _raw_spin_unlock+0x4c/0x70 [ 42.855992][ T278] alloc_file_pseudo+0x180/0x200 [ 42.861015][ T278] ? __cfi_alloc_file_pseudo+0x10/0x10 [ 42.866731][ T278] ? _raw_spin_unlock+0x4c/0x70 [ 42.871585][ T278] ? alloc_fd+0x4c1/0x570 [ 42.875913][ T278] sock_alloc_file+0xba/0x270 [ 42.880677][ T278] __sys_socket+0x138/0x1a0 [ 42.885182][ T278] __x64_sys_socket+0x7a/0x90 [ 42.889892][ T278] x64_sys_call+0x449/0x9a0 [ 42.894422][ T278] do_syscall_64+0x4c/0xa0 [ 42.898840][ T278] ? clear_bhb_loop+0x30/0x80 [ 42.901197][ T311] FAULT_INJECTION: forcing a failure. [ 42.901197][ T311] name failslab, interval 1, probability 1, space 0, times 30 [ 42.903510][ T278] ? clear_bhb_loop+0x30/0x80 [ 42.920935][ T278] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 42.926829][ T278] RIP: 0033:0x7f51b5b22707 [ 42.931240][ T278] 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 [ 42.951120][ T278] RSP: 002b:00007ffcf411c128 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 42.959533][ T278] RAX: ffffffffffffffda RBX: 0000000000000026 RCX: 00007f51b5b22707 [ 42.967499][ T278] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 42.975549][ T278] RBP: 00007f51b5bae560 R08: 00000000000001f4 R09: 0000000000000001 [ 42.983946][ T278] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 42.991907][ T278] R13: 00007ffcf411c250 R14: 0000000000000049 R15: 00007ffcf411c250 [ 42.999895][ T278] [ 43.002952][ C0] FAULT_INJECTION: forcing a failure. [ 43.002952][ C0] name failslab, interval 1, probability 1, space 0, times 30 [ 43.015759][ C0] CPU: 0 PID: 278 Comm: sshd-session Not tainted syzkaller #0 [ 43.023601][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 43.033679][ C0] Call Trace: [ 43.036949][ C0] [ 43.039804][ C0] __dump_stack+0x21/0x24 [ 43.044131][ C0] dump_stack_lvl+0x110/0x170 [ 43.048802][ C0] ? __cfi_dump_stack_lvl+0x8/0x8 [ 43.053827][ C0] ? kvm_sched_clock_read+0x18/0x40 [ 43.059023][ C0] ? sched_clock+0x9/0x10 [ 43.063349][ C0] dump_stack+0x15/0x24 [ 43.067516][ C0] should_fail_ex+0x3bf/0x510 [ 43.072183][ C0] __should_failslab+0xac/0xf0 [ 43.076938][ C0] should_failslab+0x9/0x20 [ 43.081441][ C0] kmem_cache_alloc_node+0x42/0x330 [ 43.086635][ C0] ? __alloc_skb+0xe8/0x4a0 [ 43.091136][ C0] __alloc_skb+0xe8/0x4a0 [ 43.095455][ C0] wg_packet_send_keepalive+0x62/0x1c0 [ 43.100906][ C0] ? wg_expired_send_persistent_keepalive+0x44/0x80 [ 43.107499][ C0] wg_expired_send_persistent_keepalive+0x53/0x80 [ 43.113906][ C0] ? __cfi_wg_expired_send_persistent_keepalive+0x10/0x10 [ 43.121213][ C0] call_timer_fn+0x46/0x2a0 [ 43.125714][ C0] ? __cfi_wg_expired_send_persistent_keepalive+0x10/0x10 [ 43.132906][ C0] __run_timers+0x646/0x9b0 [ 43.137424][ C0] ? calc_index+0x200/0x200 [ 43.141919][ C0] ? kvm_sched_clock_read+0x18/0x40 [ 43.147121][ C0] run_timer_softirq+0x6a/0xf0 [ 43.151885][ C0] handle_softirqs+0x1d7/0x600 [ 43.156754][ C0] __irq_exit_rcu+0x52/0xf0 [ 43.161267][ C0] irq_exit_rcu+0x9/0x10 [ 43.165504][ C0] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 43.171160][ C0] [ 43.174079][ C0] [ 43.177001][ C0] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 43.183768][ C0] RIP: 0010:preempt_schedule_irq+0xa5/0x120 [ 43.189683][ 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 [ 43.209285][ C0] RSP: 0018:ffffc90000db7980 EFLAGS: 00000246 [ 43.215347][ C0] RAX: 1ffff11021ae4669 RBX: ffffc90000db7a58 RCX: ffffffff87b7b100 [ 43.223329][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 43.231288][ C0] RBP: ffffc90000db7a08 R08: ffff88810d722887 R09: 1ffff11021ae4510 [ 43.239259][ C0] R10: dffffc0000000000 R11: ffffed1021ae4511 R12: 0000000000000000 [ 43.247237][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff920001b6f30 [ 43.255206][ C0] ? __cfi_preempt_schedule_irq+0x10/0x10 [ 43.260923][ C0] ? kernel_text_address+0xa0/0xd0 [ 43.266028][ C0] raw_irqentry_exit_cond_resched+0x29/0x30 [ 43.271922][ C0] irqentry_exit+0x37/0x40 [ 43.276335][ C0] sysvec_reschedule_ipi+0x78/0x80 [ 43.281443][ C0] asm_sysvec_reschedule_ipi+0x1b/0x20 [ 43.287085][ C0] RIP: 0010:dump_stack_lvl+0x144/0x170 [ 43.292638][ 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 [ 43.312233][ C0] RSP: 0018:ffffc90000db7b00 EFLAGS: 00000293 [ 43.318293][ C0] RAX: ffffffff84fa142b RBX: ffffffff860afda0 RCX: ffff88810d722880 [ 43.326253][ C0] RDX: 0000000000000000 RSI: 0000000000000200 RDI: 0000000000000000 [ 43.334919][ C0] RBP: ffffc90000db7b88 R08: 0000000000000003 R09: 0000000000000004 [ 43.342896][ C0] R10: dffffc0000000000 R11: fffffbfff0e23738 R12: dffffc0000000000 [ 43.350905][ C0] R13: 0000000000000200 R14: dffffc0000000004 R15: 1ffff920001b6f60 [ 43.358916][ C0] ? dump_stack_lvl+0x13b/0x170 [ 43.363780][ C0] ? __cfi_dump_stack_lvl+0x8/0x8 [ 43.369781][ C0] dump_stack+0x15/0x24 [ 43.373953][ C0] should_fail_ex+0x3bf/0x510 [ 43.378709][ C0] ? security_file_alloc+0x33/0x130 [ 43.383935][ C0] __should_failslab+0xac/0xf0 [ 43.388727][ C0] should_failslab+0x9/0x20 [ 43.393237][ C0] kmem_cache_alloc+0x3b/0x320 [ 43.398097][ C0] ? __alloc_file+0x28/0x2a0 [ 43.402793][ C0] security_file_alloc+0x33/0x130 [ 43.407815][ C0] __alloc_file+0xb5/0x2a0 [ 43.412229][ C0] alloc_empty_file+0x97/0x180 [ 43.416988][ C0] alloc_file+0x59/0x600 [ 43.421227][ C0] ? _raw_spin_unlock+0x4c/0x70 [ 43.426247][ C0] alloc_file_pseudo+0x180/0x200 [ 43.431183][ C0] ? __cfi_alloc_file_pseudo+0x10/0x10 [ 43.436669][ C0] ? _raw_spin_unlock+0x4c/0x70 [ 43.441690][ C0] ? alloc_fd+0x4c1/0x570 [ 43.446099][ C0] sock_alloc_file+0xba/0x270 [ 43.450775][ C0] __sys_socket+0x138/0x1a0 [ 43.455268][ C0] __x64_sys_socket+0x7a/0x90 [ 43.459935][ C0] x64_sys_call+0x449/0x9a0 [ 43.464430][ C0] do_syscall_64+0x4c/0xa0 [ 43.468836][ C0] ? clear_bhb_loop+0x30/0x80 [ 43.473512][ C0] ? clear_bhb_loop+0x30/0x80 [ 43.478202][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 43.484102][ C0] RIP: 0033:0x7f51b5b22707 [ 43.488535][ C0] 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 [ 43.508141][ C0] RSP: 002b:00007ffcf411c128 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 43.516565][ C0] RAX: ffffffffffffffda RBX: 0000000000000026 RCX: 00007f51b5b22707 [ 43.524589][ C0] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 43.532683][ C0] RBP: 00007f51b5bae560 R08: 00000000000001f4 R09: 0000000000000001 [ 43.540655][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 43.548623][ C0] R13: 00007ffcf411c250 R14: 0000000000000049 R15: 00007ffcf411c250 [ 43.556780][ C0] [ 43.563277][ T332] FAULT_INJECTION: forcing a failure. [ 43.563277][ T332] name failslab, interval 1, probability 1, space 0, times 29 [ 43.563671][ T1] CPU: 1 PID: 1 Comm: init Not tainted syzkaller #0 [ 43.583159][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 43.593236][ T1] Call Trace: [ 43.596510][ T1] [ 43.599522][ T1] __dump_stack+0x21/0x24 [ 43.603851][ T1] dump_stack_lvl+0x110/0x170 [ 43.608611][ T1] ? __cfi_dump_stack_lvl+0x8/0x8 [ 43.613638][ T1] dump_stack+0x15/0x24 [ 43.617804][ T1] should_fail_ex+0x3bf/0x510 [ 43.622487][ T1] ? getname_flags+0xba/0x510 [ 43.627164][ T1] __should_failslab+0xac/0xf0 [ 43.631924][ T1] should_failslab+0x9/0x20 [ 43.636418][ T1] kmem_cache_alloc+0x3b/0x320 [ 43.641179][ T1] getname_flags+0xba/0x510 [ 43.645685][ T1] getname+0x19/0x20 [ 43.649580][ T1] do_sys_openat2+0xeb/0x820 [ 43.654168][ T1] ? __put_cred+0xde/0x150 [ 43.658627][ T1] ? do_sys_open+0xe0/0xe0 [ 43.663061][ T1] ? do_faccessat+0x6f4/0x9b0 [ 43.667736][ T1] ? stream_open+0x60/0x60 [ 43.672153][ T1] __x64_sys_openat+0x136/0x160 [ 43.677017][ T1] x64_sys_call+0x783/0x9a0 [ 43.681518][ T1] do_syscall_64+0x4c/0xa0 [ 43.685930][ T1] ? clear_bhb_loop+0x30/0x80 [ 43.690598][ T1] ? clear_bhb_loop+0x30/0x80 [ 43.695275][ T1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 43.701174][ T1] RIP: 0033:0x7fc858644c3a [ 43.705909][ 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 [ 43.725688][ T1] RSP: 002b:00007fffb60a3048 EFLAGS: 00000206 ORIG_RAX: 0000000000000101 [ 43.734188][ T1] RAX: ffffffffffffffda RBX: 00007fc8586e9200 RCX: 00007fc858644c3a [ 43.742155][ T1] RDX: 0000000000080000 RSI: 00007fc8586e9200 RDI: 00000000ffffff9c [ 43.750122][ T1] RBP: 00007fc8586e40a8 R08: 0000000000000000 R09: 0000000000000000 [ 43.758087][ T1] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000 [ 43.766067][ T1] R13: 0000000000000000 R14: 000000000000011d R15: 0000556c8d30dd98 [ 43.774082][ T1] [ 43.777117][ T332] CPU: 0 PID: 332 Comm: udevd Not tainted syzkaller #0 [ 43.784051][ T332] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 43.794123][ T332] Call Trace: [ 43.797393][ T332] [ 43.800313][ T332] __dump_stack+0x21/0x24 [ 43.804639][ T332] dump_stack_lvl+0x110/0x170 [ 43.809330][ T332] ? __cfi_dump_stack_lvl+0x8/0x8 [ 43.814437][ T332] ? avc_has_perm_noaudit+0x30a/0x490 [ 43.819902][ T332] dump_stack+0x15/0x24 [ 43.824068][ T332] should_fail_ex+0x3bf/0x510 [ 43.828739][ T332] __should_failslab+0xac/0xf0 [ 43.833493][ T332] should_failslab+0x9/0x20 [ 43.837983][ T332] __kmem_cache_alloc_node+0x3d/0x2d0 [ 43.843348][ T332] ? kvmalloc_node+0x28a/0x460 [ 43.848103][ T332] ? kvmalloc_node+0x28a/0x460 [ 43.852943][ T332] __kmalloc_node+0xa2/0x1e0 [ 43.857523][ T332] kvmalloc_node+0x28a/0x460 [ 43.862126][ T332] ? __kasan_kmalloc+0x95/0xb0 [ 43.866881][ T332] ? __cfi_kvmalloc_node+0x10/0x10 [ 43.871987][ T332] ? selinux_inode_setxattr+0x93d/0xb80 [ 43.877541][ T332] simple_xattr_set+0xbd/0x560 [ 43.882296][ T332] shmem_xattr_handler_set+0x46/0xe0 [ 43.887630][ T332] ? __cfi_shmem_xattr_handler_set+0x10/0x10 [ 43.893607][ T332] __vfs_setxattr+0x400/0x450 [ 43.898369][ T332] __vfs_setxattr_noperm+0x129/0x5e0 [ 43.903743][ T332] __vfs_setxattr_locked+0x20e/0x230 [ 43.909060][ T332] vfs_setxattr+0x167/0x2e0 [ 43.913555][ T332] ? __cfi_vfs_setxattr+0x10/0x10 [ 43.919008][ T332] ? __kasan_check_write+0x14/0x20 [ 43.924834][ T332] setxattr+0x2a3/0x330 [ 43.928975][ T332] ? path_setxattr+0x290/0x290 [ 43.933729][ T332] ? __mnt_want_write+0x1e6/0x260 [ 43.938829][ T332] ? mnt_want_write+0x220/0x300 [ 43.943677][ T332] path_setxattr+0x147/0x290 [ 43.948265][ T332] ? simple_xattr_list_add+0x120/0x120 [ 43.953714][ T332] ? do_user_addr_fault+0x9a5/0x1030 [ 43.958990][ T332] __x64_sys_lsetxattr+0xc2/0xe0 [ 43.963921][ T332] x64_sys_call+0x8b7/0x9a0 [ 43.968441][ T332] do_syscall_64+0x4c/0xa0 [ 43.972848][ T332] ? clear_bhb_loop+0x30/0x80 [ 43.977612][ T332] ? clear_bhb_loop+0x30/0x80 [ 43.982297][ T332] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 43.988201][ T332] RIP: 0033:0x7f4ede71d57a [ 43.992608][ T332] Code: 48 83 c4 08 48 89 d8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 66 0f 1f 44 00 00 31 db eb e4 0f 1f 40 00 49 89 ca b8 bd 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4e 38 0d 00 f7 d8 64 89 01 48 [ 44.012203][ T332] RSP: 002b:00007ffea33de418 EFLAGS: 00000246 ORIG_RAX: 00000000000000bd [ 44.020656][ T332] RAX: ffffffffffffffda RBX: 0000555e5ac0f8c0 RCX: 00007f4ede71d57a [ 44.028789][ T332] RDX: 0000555e5ac0f8c0 RSI: 00007f4edee9029c RDI: 00007ffea33def60 [ 44.036941][ T332] RBP: 0000555e5a9ce8d0 R08: 0000000000000000 R09: 0000555e5a9d3450 [ 44.044927][ T332] R10: 000000000000001b R11: 0000000000000246 R12: 00007ffea33def60 [ 44.053156][ T332] R13: 0000000000000001 R14: 0000555e4c9386d7 R15: 0000555e5ac0be00 [ 44.061249][ T332] [ 44.064397][ T331] CPU: 1 PID: 331 Comm: udevd Not tainted syzkaller #0 [ 44.071252][ T331] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 44.081388][ T331] Call Trace: [ 44.084715][ T331] [ 44.087637][ T331] __dump_stack+0x21/0x24 [ 44.091963][ T331] dump_stack_lvl+0x110/0x170 [ 44.096720][ T331] ? __cfi_dump_stack_lvl+0x8/0x8 [ 44.101744][ T331] dump_stack+0x15/0x24 [ 44.105987][ T331] should_fail_ex+0x3bf/0x510 [ 44.110656][ T331] ? skb_clone+0x1e8/0x380 [ 44.115088][ T331] __should_failslab+0xac/0xf0 [ 44.119858][ T331] should_failslab+0x9/0x20 [ 44.124375][ T331] kmem_cache_alloc+0x3b/0x320 [ 44.129155][ T331] skb_clone+0x1e8/0x380 [ 44.133396][ T331] netlink_broadcast+0x698/0x1170 [ 44.138418][ T331] netlink_sendmsg+0x824/0xbd0 [ 44.143179][ T331] ? __cfi_netlink_sendmsg+0x10/0x10 [ 44.148461][ T331] ? security_socket_sendmsg+0x93/0xb0 [ 44.153915][ T331] ? __cfi_netlink_sendmsg+0x10/0x10 [ 44.159194][ T331] ____sys_sendmsg+0x5fb/0x9c0 [ 44.163970][ T331] ? __sys_sendmsg_sock+0x40/0x40 [ 44.169011][ T331] ? import_iovec+0x7c/0xb0 [ 44.173547][ T331] ___sys_sendmsg+0x2a2/0x360 [ 44.178224][ T331] ? __sys_sendmsg+0x290/0x290 [ 44.183088][ T331] ? __kasan_check_read+0x11/0x20 [ 44.188108][ T331] ? call_rcu+0xb84/0xf50 [ 44.192485][ T331] ? __cfi_call_rcu+0x10/0x10 [ 44.197167][ T331] ? __kasan_check_read+0x11/0x20 [ 44.202204][ T331] ? __fdget+0x15b/0x220 [ 44.206629][ T331] __x64_sys_sendmsg+0x20d/0x2e0 [ 44.211594][ T331] ? __cfi___x64_sys_sendmsg+0x10/0x10 [ 44.217052][ T331] ? task_work_run+0x208/0x250 [ 44.221973][ T331] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 44.228041][ T331] x64_sys_call+0x171/0x9a0 [ 44.232652][ T331] do_syscall_64+0x4c/0xa0 [ 44.237106][ T331] ? clear_bhb_loop+0x30/0x80 [ 44.241896][ T331] ? clear_bhb_loop+0x30/0x80 [ 44.246584][ T331] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 44.252483][ T331] RIP: 0033:0x7f4ede6a7407 [ 44.256893][ T331] 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 [ 44.260562][ T314] FAULT_INJECTION: forcing a failure. [ 44.260562][ T314] name failslab, interval 1, probability 1, space 0, times 28 [ 44.276676][ T331] RSP: 002b:00007ffea33df310 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 44.276698][ T331] RAX: ffffffffffffffda RBX: 00007f4ededd0880 RCX: 00007f4ede6a7407 [ 44.276709][ T331] RDX: 0000000000000000 RSI: 00007ffea33df370 RDI: 000000000000000c [ 44.276719][ T331] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 44.322135][ T331] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000000000d1 [ 44.330419][ T331] R13: 0000555e5ac39490 R14: 0000000000000000 R15: 0000555e5ac0e030 [ 44.338394][ T331] [ 44.341451][ T311] CPU: 0 PID: 311 Comm: udevd Not tainted syzkaller #0 [ 44.345552][ T28] audit: type=1400 audit(1785427510.370:120): avc: denied { read } for pid=142 comm="dhcpcd" scontext=system_u:system_r:dhcpc_t tcontext=system_u:system_r:dhcpc_t tclass=netlink_kobject_uevent_socket permissive=1 [ 44.348734][ T311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 44.379677][ T311] Call Trace: [ 44.382995][ T311] [ 44.385916][ T311] __dump_stack+0x21/0x24 [ 44.390237][ T311] dump_stack_lvl+0x110/0x170 [ 44.394901][ T311] ? __cfi_dump_stack_lvl+0x8/0x8 [ 44.399915][ T311] ? mas_next_slot+0x9de/0xa10 [ 44.404678][ T311] dump_stack+0x15/0x24 [ 44.408832][ T311] should_fail_ex+0x3bf/0x510 [ 44.413499][ T311] ? vm_area_alloc+0x24/0x1a0 [ 44.418167][ T311] __should_failslab+0xac/0xf0 [ 44.422935][ T311] should_failslab+0x9/0x20 [ 44.427436][ T311] kmem_cache_alloc+0x3b/0x320 [ 44.432195][ T311] vm_area_alloc+0x24/0x1a0 [ 44.436686][ T311] mmap_region+0xfab/0x2130 [ 44.441180][ T311] ? __cfi_perf_event_mmap+0x10/0x10 [ 44.446459][ T311] ? __cfi_mmap_region+0x10/0x10 [ 44.451393][ T311] ? cap_mmap_addr+0x165/0x2e0 [ 44.456143][ T311] ? flush_tlb_func+0x2c0/0x520 [ 44.460988][ T311] ? get_unmapped_area+0x30c/0x370 [ 44.466127][ T311] do_mmap+0x858/0xdd0 [ 44.470198][ T311] ? __cfi_do_mmap+0x10/0x10 [ 44.474997][ T311] ? do_mprotect_pkey+0x9ce/0xbe0 [ 44.480062][ T311] vm_mmap_pgoff+0x206/0x3f0 [ 44.484683][ T311] ? __cfi_vm_mmap_pgoff+0x10/0x10 [ 44.489879][ T311] ? generic_file_llseek_size+0x1fd/0x390 [ 44.495620][ T311] ksys_mmap_pgoff+0xf6/0x1d0 [ 44.500308][ T311] __x64_sys_mmap+0xfa/0x110 [ 44.504893][ T311] x64_sys_call+0x8fd/0x9a0 [ 44.509394][ T311] do_syscall_64+0x4c/0xa0 [ 44.513802][ T311] ? clear_bhb_loop+0x30/0x80 [ 44.518569][ T311] ? clear_bhb_loop+0x30/0x80 [ 44.523791][ T311] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 44.529774][ T311] RIP: 0033:0x7f4ede71d822 [ 44.534265][ T311] Code: 00 00 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 76 5b 5d c3 0f 1f 00 48 8b 05 a1 35 0d 00 64 [ 44.554035][ T311] RSP: 002b:00007ffea33d9f18 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 44.562469][ T311] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4ede71d822 [ 44.570464][ T311] RDX: 0000000000000003 RSI: 0000000000000200 RDI: 0000000000000000 [ 44.578809][ T311] RBP: 0000000000000022 R08: 00000000ffffffff R09: 0000000000000000 [ 44.587135][ T311] R10: 0000000000000022 R11: 0000000000000246 R12: 0000000000000000 [ 44.595167][ T311] R13: 000000000139d400 R14: 0000555e5ac167b0 R15: 00000000013bd400 [ 44.603772][ T311] [ 44.607169][ T332] FAULT_INJECTION: forcing a failure. [ 44.607169][ T332] name failslab, interval 1, probability 1, space 0, times 25 [ 44.621501][ T314] CPU: 1 PID: 314 Comm: udevd Not tainted syzkaller #0 [ 44.628150][ T6] FAULT_INJECTION: forcing a failure. [ 44.628150][ T6] name failslab, interval 1, probability 1, space 0, times 24 [ 44.629169][ T314] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 44.653527][ T314] Call Trace: [ 44.656992][ T314] [ 44.660848][ T314] __dump_stack+0x21/0x24 [ 44.665200][ T314] dump_stack_lvl+0x110/0x170 [ 44.670048][ T314] ? __cfi_dump_stack_lvl+0x8/0x8 [ 44.675165][ T314] dump_stack+0x15/0x24 [ 44.680117][ T314] should_fail_ex+0x3bf/0x510 [ 44.685319][ T314] ? getname_flags+0xba/0x510 [ 44.690007][ T314] __should_failslab+0xac/0xf0 [ 44.694791][ T314] should_failslab+0x9/0x20 [ 44.699291][ T314] kmem_cache_alloc+0x3b/0x320 [ 44.704224][ T314] getname_flags+0xba/0x510 [ 44.708983][ T314] getname+0x19/0x20 [ 44.712890][ T314] do_sys_openat2+0xeb/0x820 [ 44.718185][ T314] ? blkcg_maybe_throttle_current+0x1e0/0xa20 [ 44.724275][ T314] ? do_sys_open+0xe0/0xe0 [ 44.728692][ T314] ? task_work_run+0x208/0x250 [ 44.733459][ T314] ? __cfi_blkcg_maybe_throttle_current+0x10/0x10 [ 44.739871][ T314] ? fput+0x15b/0x1a0 [ 44.743846][ T314] __x64_sys_openat+0x136/0x160 [ 44.748693][ T314] x64_sys_call+0x783/0x9a0 [ 44.753366][ T314] do_syscall_64+0x4c/0xa0 [ 44.757795][ T314] ? clear_bhb_loop+0x30/0x80 [ 44.762470][ T314] ? clear_bhb_loop+0x30/0x80 [ 44.767147][ T314] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 44.773046][ T314] RIP: 0033:0x7f4ede6a7407 [ 44.777810][ T314] 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 [ 44.797505][ T314] RSP: 002b:00007ffea33dd450 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 44.806175][ T314] RAX: ffffffffffffffda RBX: 00007f4ededd0880 RCX: 00007f4ede6a7407 [ 44.814166][ T314] RDX: 0000000000080000 RSI: 00007ffea33dd520 RDI: ffffffffffffff9c [ 44.822137][ T314] RBP: 00000000ffffffff R08: 0000000000000000 R09: 0000000000000000 [ 44.830187][ T314] R10: 0000000000000000 R11: 0000000000000202 R12: 0000555e5a9d0c45 [ 44.838187][ T314] R13: 000000000000a000 R14: 0000555e4c9386d7 R15: 0000555e5a9d0c40 [ 44.846167][ T314] [ 44.849230][ T6] CPU: 0 PID: 6 Comm: kworker/0:0 Not tainted syzkaller #0 [ 44.849248][ C1] FAULT_INJECTION: forcing a failure. [ 44.849248][ C1] name failslab, interval 1, probability 1, space 0, times 24 [ 44.856558][ T6] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 44.856577][ T6] Workqueue: ipv6_addrconf addrconf_dad_work [ 44.856606][ T6] Call Trace: [ 44.856613][ T6] [ 44.891666][ T6] __dump_stack+0x21/0x24 [ 44.896144][ T6] dump_stack_lvl+0x110/0x170 [ 44.900840][ T6] ? __cfi_dump_stack_lvl+0x8/0x8 [ 44.905910][ T6] dump_stack+0x15/0x24 [ 44.910274][ T6] should_fail_ex+0x3bf/0x510 [ 44.914964][ T6] ? dst_alloc+0x16a/0x1e0 [ 44.919382][ T6] __should_failslab+0xac/0xf0 [ 44.924211][ T6] should_failslab+0x9/0x20 [ 44.928804][ T6] kmem_cache_alloc+0x3b/0x320 [ 44.933589][ T6] ? __cfi_ip6_dst_gc+0x10/0x10 [ 44.938452][ T6] dst_alloc+0x16a/0x1e0 [ 44.942698][ T6] icmp6_dst_alloc+0xf8/0x510 [ 44.947393][ T6] mld_sendpack+0x623/0xda0 [ 44.952730][ T6] ? add_grec+0x13f0/0x13f0 [ 44.957250][ T6] ? memcpy+0x56/0x70 [ 44.961237][ T6] ? add_grec+0x10b/0x13f0 [ 44.965682][ T6] ipv6_mc_dad_complete+0x299/0x620 [ 44.970896][ T6] addrconf_dad_completed+0x737/0xe80 [ 44.976363][ T6] ? addrconf_dad_stop+0x440/0x440 [ 44.981592][ T6] ? mod_delayed_work_on+0xa8/0xe0 [ 44.986701][ T6] addrconf_dad_work+0xc1b/0x14a0 [ 44.991723][ T6] ? __cfi_addrconf_dad_work+0x10/0x10 [ 44.997357][ T6] ? __kasan_check_write+0x14/0x20 [ 45.002464][ T6] ? pwq_activate_inactive_work+0x2ea/0x3f0 [ 45.008451][ T6] process_one_work+0x717/0xc30 [ 45.013323][ T6] worker_thread+0xa4d/0x11d0 [ 45.018019][ T6] kthread+0x281/0x320 [ 45.022103][ T6] ? __cfi_worker_thread+0x10/0x10 [ 45.027447][ T6] ? __cfi_kthread+0x10/0x10 [ 45.032039][ T6] ret_from_fork+0x1f/0x30 [ 45.036459][ T6] [ 45.039496][ C1] CPU: 1 PID: 314 Comm: udevd Not tainted syzkaller #0 [ 45.046353][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 45.056410][ C1] Call Trace: [ 45.059704][ C1] [ 45.062540][ C1] __dump_stack+0x21/0x24 [ 45.066906][ C1] dump_stack_lvl+0x110/0x170 [ 45.071619][ C1] ? __cfi_dump_stack_lvl+0x8/0x8 [ 45.076661][ C1] ? detach_entity_load_avg+0x790/0x790 [ 45.082310][ C1] dump_stack+0x15/0x24 [ 45.086920][ C1] should_fail_ex+0x3bf/0x510 [ 45.091609][ C1] __should_failslab+0xac/0xf0 [ 45.096375][ C1] should_failslab+0x9/0x20 [ 45.100890][ C1] kmem_cache_alloc_node+0x42/0x330 [ 45.106101][ C1] ? __alloc_skb+0xe8/0x4a0 [ 45.110617][ C1] __alloc_skb+0xe8/0x4a0 [ 45.114945][ C1] ndisc_send_rs+0x31d/0x870 [ 45.119535][ C1] ? ipv6_get_lladdr+0x1be/0x200 [ 45.124472][ C1] addrconf_rs_timer+0x35a/0x600 [ 45.129414][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 45.134886][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 45.140345][ C1] call_timer_fn+0x46/0x2a0 [ 45.144848][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 45.150304][ C1] __run_timers+0x646/0x9b0 [ 45.154817][ C1] ? calc_index+0x200/0x200 [ 45.159439][ C1] ? kvm_sched_clock_read+0x18/0x40 [ 45.165008][ C1] run_timer_softirq+0x6a/0xf0 [ 45.170285][ C1] handle_softirqs+0x1d7/0x600 [ 45.175108][ C1] __irq_exit_rcu+0x52/0xf0 [ 45.179700][ C1] irq_exit_rcu+0x9/0x10 [ 45.184112][ C1] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 45.189774][ C1] [ 45.192691][ C1] [ 45.195651][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 45.201639][ C1] RIP: 0010:preempt_schedule_irq+0xa5/0x120 [ 45.207542][ 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 [ 45.227230][ C1] RSP: 0018:ffffc9000dc17a00 EFLAGS: 00000246 [ 45.233295][ C1] RAX: 1ffff110220b5669 RBX: ffffc9000dc17ad8 RCX: ffffffff87b7b100 [ 45.241259][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 45.249254][ C1] RBP: ffffc9000dc17a88 R08: ffff8881105aa887 R09: 1ffff110220b5510 [ 45.257214][ C1] R10: dffffc0000000000 R11: ffffed10220b5511 R12: 0000000000000000 [ 45.265171][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff92001b82f40 [ 45.273136][ C1] ? __cfi_preempt_schedule_irq+0x10/0x10 [ 45.278849][ C1] ? kernel_text_address+0xa0/0xd0 [ 45.283960][ C1] raw_irqentry_exit_cond_resched+0x29/0x30 [ 45.289844][ C1] irqentry_exit+0x37/0x40 [ 45.294247][ C1] sysvec_reschedule_ipi+0x78/0x80 [ 45.299356][ C1] asm_sysvec_reschedule_ipi+0x1b/0x20 [ 45.304809][ C1] RIP: 0010:dump_stack_lvl+0x144/0x170 [ 45.310256][ 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 [ 45.329933][ C1] RSP: 0018:ffffc9000dc17b80 EFLAGS: 00000293 [ 45.335991][ C1] RAX: ffffffff84fa142b RBX: ffffffff860afda0 RCX: ffff8881105aa880 [ 45.343951][ C1] RDX: 0000000000000000 RSI: 0000000000000200 RDI: 0000000000000000 [ 45.352185][ C1] RBP: ffffc9000dc17c08 R08: 0000000000000003 R09: 0000000000000004 [ 45.360257][ C1] R10: dffffc0000000000 R11: fffffbfff0e23738 R12: dffffc0000000000 [ 45.368262][ C1] R13: 0000000000000200 R14: dffffc0000000004 R15: 1ffff92001b82f70 [ 45.376609][ C1] ? dump_stack_lvl+0x13b/0x170 [ 45.381458][ C1] ? __cfi_dump_stack_lvl+0x8/0x8 [ 45.386482][ C1] dump_stack+0x15/0x24 [ 45.390636][ C1] should_fail_ex+0x3bf/0x510 [ 45.395297][ C1] ? getname_flags+0xba/0x510 [ 45.400049][ C1] __should_failslab+0xac/0xf0 [ 45.404828][ C1] should_failslab+0x9/0x20 [ 45.409320][ C1] kmem_cache_alloc+0x3b/0x320 [ 45.414175][ C1] getname_flags+0xba/0x510 [ 45.418670][ C1] getname+0x19/0x20 [ 45.422726][ C1] do_sys_openat2+0xeb/0x820 [ 45.427324][ C1] ? blkcg_maybe_throttle_current+0x1e0/0xa20 [ 45.433736][ C1] ? do_sys_open+0xe0/0xe0 [ 45.438163][ C1] ? task_work_run+0x208/0x250 [ 45.442938][ C1] ? __cfi_blkcg_maybe_throttle_current+0x10/0x10 [ 45.449370][ C1] ? fput+0x15b/0x1a0 [ 45.453344][ C1] __x64_sys_openat+0x136/0x160 [ 45.458209][ C1] x64_sys_call+0x783/0x9a0 [ 45.462702][ C1] do_syscall_64+0x4c/0xa0 [ 45.467107][ C1] ? clear_bhb_loop+0x30/0x80 [ 45.471766][ C1] ? clear_bhb_loop+0x30/0x80 [ 45.476444][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 45.482333][ C1] RIP: 0033:0x7f4ede6a7407 [ 45.486736][ 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 [ 45.506437][ C1] RSP: 002b:00007ffea33dd450 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 45.514842][ C1] RAX: ffffffffffffffda RBX: 00007f4ededd0880 RCX: 00007f4ede6a7407 [ 45.522843][ C1] RDX: 0000000000080000 RSI: 00007ffea33dd520 RDI: ffffffffffffff9c [ 45.530976][ C1] RBP: 00000000ffffffff R08: 0000000000000000 R09: 0000000000000000 [ 45.538937][ C1] R10: 0000000000000000 R11: 0000000000000202 R12: 0000555e5a9d0c45 [ 45.547095][ C1] R13: 000000000000a000 R14: 0000555e4c9386d7 R15: 0000555e5a9d0c40 [ 45.555090][ C1] [ 45.558152][ T332] CPU: 0 PID: 332 Comm: udevd Not tainted syzkaller #0 [ 45.565167][ T332] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 45.575225][ T332] Call Trace: [ 45.578516][ T332] [ 45.581535][ T332] __dump_stack+0x21/0x24 [ 45.585867][ T332] dump_stack_lvl+0x110/0x170 [ 45.590533][ T332] ? __cfi_dump_stack_lvl+0x8/0x8 [ 45.595549][ T332] dump_stack+0x15/0x24 [ 45.599703][ T332] should_fail_ex+0x3bf/0x510 [ 45.604397][ T332] ? __alloc_file+0x28/0x2a0 [ 45.609085][ T332] __should_failslab+0xac/0xf0 [ 45.613872][ T332] should_failslab+0x9/0x20 [ 45.618399][ T332] kmem_cache_alloc+0x3b/0x320 [ 45.623158][ T332] __alloc_file+0x28/0x2a0 [ 45.627690][ T332] alloc_empty_file+0x97/0x180 [ 45.632466][ T332] path_openat+0xf4/0x2f30 [ 45.636879][ T332] ? kasan_set_track+0x60/0x70 [ 45.641631][ T332] ? kasan_set_track+0x4b/0x70 [ 45.646480][ T332] ? __kasan_slab_alloc+0x72/0x80 [ 45.651506][ T332] ? slab_post_alloc_hook+0x4f/0x2d0 [ 45.656794][ T332] ? kmem_cache_alloc+0x166/0x320 [ 45.661822][ T332] ? getname_flags+0xba/0x510 [ 45.666516][ T332] ? getname+0x19/0x20 [ 45.670570][ T332] ? do_sys_openat2+0xeb/0x820 [ 45.675329][ T332] ? __x64_sys_openat+0x136/0x160 [ 45.680360][ T332] ? x64_sys_call+0x783/0x9a0 [ 45.685028][ T332] ? do_syscall_64+0x4c/0xa0 [ 45.689616][ T332] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 45.695863][ T332] ? do_filp_open+0x420/0x420 [ 45.700642][ T332] do_filp_open+0x1ee/0x420 [ 45.705144][ T332] ? __cfi_do_filp_open+0x10/0x10 [ 45.710171][ T332] ? alloc_fd+0x4c1/0x570 [ 45.714488][ T332] do_sys_openat2+0x15e/0x820 [ 45.719158][ T332] ? do_sys_open+0xe0/0xe0 [ 45.723563][ T332] ? do_user_addr_fault+0x9a5/0x1030 [ 45.729288][ T332] __x64_sys_openat+0x136/0x160 [ 45.734146][ T332] x64_sys_call+0x783/0x9a0 [ 45.738672][ T332] do_syscall_64+0x4c/0xa0 [ 45.743082][ T332] ? clear_bhb_loop+0x30/0x80 [ 45.747742][ T332] ? clear_bhb_loop+0x30/0x80 [ 45.752405][ T332] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 45.758291][ T332] RIP: 0033:0x7f4ede6a7407 [ 45.762693][ T332] 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 [ 45.782308][ T332] RSP: 002b:00007ffea33dd380 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 45.790729][ T332] RAX: ffffffffffffffda RBX: 00007f4ededd0880 RCX: 00007f4ede6a7407 [ 45.798706][ T332] RDX: 0000000000080000 RSI: 00007ffea33dd450 RDI: ffffffffffffff9c [ 45.806677][ T332] RBP: 0000000000000007 R08: 0000000000000000 R09: 0000000000000000 [ 45.814642][ T332] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 [ 45.822610][ T332] R13: 0000000000000001 R14: 0000555e4c9386d7 R15: 0000555e5ac0be00 [ 45.830600][ T332] [ 45.835068][ T311] FAULT_INJECTION: forcing a failure. [ 45.835068][ T311] name failslab, interval 1, probability 1, space 0, times 20 [ 45.847863][ T311] CPU: 0 PID: 311 Comm: udevd Not tainted syzkaller #0 [ 45.855680][ T311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 45.865834][ T311] Call Trace: [ 45.869115][ T311] [ 45.872048][ T311] __dump_stack+0x21/0x24 [ 45.876381][ T311] dump_stack_lvl+0x110/0x170 [ 45.881230][ T311] ? __cfi_dump_stack_lvl+0x8/0x8 [ 45.886275][ T311] dump_stack+0x15/0x24 [ 45.890423][ T311] should_fail_ex+0x3bf/0x510 [ 45.895085][ T311] ? security_inode_alloc+0x33/0x120 [ 45.900369][ T311] __should_failslab+0xac/0xf0 [ 45.905158][ T311] should_failslab+0x9/0x20 [ 45.909649][ T311] kmem_cache_alloc+0x3b/0x320 [ 45.914489][ T311] security_inode_alloc+0x33/0x120 [ 45.919602][ T311] inode_init_always+0x6ee/0x950 [ 45.924577][ T311] new_inode_pseudo+0xa2/0x1f0 [ 45.929468][ T311] new_inode+0x28/0x1e0 [ 45.933627][ T311] shmem_get_inode+0x36d/0xba0 [ 45.938518][ T311] shmem_mknod+0x59/0x1d0 [ 45.942856][ T311] ? shmem_create+0x16/0x40 [ 45.947364][ T311] shmem_create+0x2c/0x40 [ 45.951731][ T311] ? __cfi_shmem_create+0x10/0x10 [ 45.956858][ T311] path_openat+0x15b6/0x2f30 [ 45.961529][ T311] ? do_filp_open+0x420/0x420 [ 45.966196][ T311] do_filp_open+0x1ee/0x420 [ 45.970698][ T311] ? __cfi_do_filp_open+0x10/0x10 [ 45.975718][ T311] ? alloc_fd+0x4c1/0x570 [ 45.980037][ T311] do_sys_openat2+0x15e/0x820 [ 45.984709][ T311] ? do_sys_open+0xe0/0xe0 [ 45.989119][ T311] __x64_sys_openat+0x136/0x160 [ 45.993969][ T311] x64_sys_call+0x783/0x9a0 [ 45.998476][ T311] do_syscall_64+0x4c/0xa0 [ 46.003146][ T311] ? clear_bhb_loop+0x30/0x80 [ 46.009152][ T311] ? clear_bhb_loop+0x30/0x80 [ 46.013835][ T311] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 46.019727][ T311] RIP: 0033:0x7f4ede6a7407 [ 46.024134][ T311] 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 [ 46.043988][ T311] RSP: 002b:00007ffea33dea80 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 46.052390][ T311] RAX: ffffffffffffffda RBX: 00007f4ededd0880 RCX: 00007f4ede6a7407 [ 46.060440][ T311] RDX: 0000000000080241 RSI: 00007ffea33defe0 RDI: ffffffffffffff9c [ 46.068662][ T311] RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000 [ 46.076620][ T311] R10: 00000000000001b6 R11: 0000000000000202 R12: 0000555e4c938dfc [ 46.084581][ T311] R13: 0000555e4c938dfc R14: 0000000000000001 R15: 0000555e5ac92730 [ 46.092548][ T311] [ 46.098149][ T332] FAULT_INJECTION: forcing a failure. [ 46.098149][ T332] name failslab, interval 1, probability 1, space 0, times 17 [ 46.111861][ T332] CPU: 0 PID: 332 Comm: udevd Not tainted syzkaller #0 [ 46.118731][ T332] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 46.128798][ T332] Call Trace: [ 46.132091][ T332] [ 46.135011][ T332] __dump_stack+0x21/0x24 [ 46.139340][ T332] dump_stack_lvl+0x110/0x170 [ 46.144033][ T332] ? __cfi_dump_stack_lvl+0x8/0x8 [ 46.149047][ T332] dump_stack+0x15/0x24 [ 46.153207][ T332] should_fail_ex+0x3bf/0x510 [ 46.157974][ T332] __should_failslab+0xac/0xf0 [ 46.162728][ T332] should_failslab+0x9/0x20 [ 46.167652][ T332] __kmem_cache_alloc_node+0x3d/0x2d0 [ 46.173101][ T332] ? kvmalloc_node+0x28a/0x460 [ 46.177852][ T332] ? kvmalloc_node+0x28a/0x460 [ 46.182599][ T332] __kmalloc_node+0xa2/0x1e0 [ 46.187175][ T332] kvmalloc_node+0x28a/0x460 [ 46.191776][ T332] ? __cfi_kvmalloc_node+0x10/0x10 [ 46.196876][ T332] simple_xattr_alloc+0x43/0xa0 [ 46.201735][ T332] shmem_initxattrs+0x8d/0x1e0 [ 46.206493][ T332] security_inode_init_security+0x295/0x3c0 [ 46.212379][ T332] ? __cfi_shmem_initxattrs+0x10/0x10 [ 46.217764][ T332] ? __cfi_security_inode_init_security+0x10/0x10 [ 46.224206][ T332] ? shmem_get_inode+0x7e9/0xba0 [ 46.229309][ T332] shmem_symlink+0xd0/0x4c0 [ 46.233811][ T332] vfs_symlink+0x261/0x3f0 [ 46.238220][ T332] do_symlinkat+0x24a/0x5d0 [ 46.242716][ T332] __x64_sys_symlink+0x7e/0x90 [ 46.247482][ T332] x64_sys_call+0x369/0x9a0 [ 46.251990][ T332] do_syscall_64+0x4c/0xa0 [ 46.256399][ T332] ? clear_bhb_loop+0x30/0x80 [ 46.261066][ T332] ? clear_bhb_loop+0x30/0x80 [ 46.265746][ T332] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 46.271631][ T332] RIP: 0033:0x7f4ede715527 [ 46.276034][ T332] Code: f0 ff ff 77 06 c3 0f 1f 44 00 00 48 8b 15 c9 b8 0d 00 f7 d8 64 89 02 b8 ff ff ff ff c3 66 0f 1f 44 00 00 b8 58 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 a1 b8 0d 00 f7 d8 64 89 02 b8 [ 46.295636][ T332] RSP: 002b:00007ffea33deff8 EFLAGS: 00000206 ORIG_RAX: 0000000000000058 [ 46.304053][ T332] RAX: ffffffffffffffda RBX: 0000555e5ac100b0 RCX: 00007f4ede715527 [ 46.312017][ T332] RDX: fffffffffffffe68 RSI: 00007ffea33df000 RDI: 0000555e5a9d1b40 [ 46.320013][ T332] RBP: 000000000000002d R08: 0000000000000064 R09: 0000000000000000 [ 46.327995][ T332] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffea33df000 [ 46.336302][ T332] R13: 0000555e5ac13920 R14: 0000000000000008 R15: 0000555e5ac100b0 [ 46.344267][ T332] [ 46.349513][ T332] udevd[332]: Failed to create symlink /run/udev/watch/45: Cannot allocate memory [ 46.361257][ T331] FAULT_INJECTION: forcing a failure. [ 46.361257][ T331] name failslab, interval 1, probability 1, space 0, times 16 [ 46.374787][ T331] CPU: 0 PID: 331 Comm: udevd Not tainted syzkaller #0 [ 46.381671][ T331] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 46.391720][ T331] Call Trace: [ 46.395005][ T331] [ 46.397928][ T331] __dump_stack+0x21/0x24 [ 46.402457][ T331] dump_stack_lvl+0x110/0x170 [ 46.407125][ T331] ? __cfi_dump_stack_lvl+0x8/0x8 [ 46.412138][ T331] dump_stack+0x15/0x24 [ 46.416323][ T331] should_fail_ex+0x3bf/0x510 [ 46.421032][ T331] __should_failslab+0xac/0xf0 [ 46.425831][ T331] should_failslab+0x9/0x20 [ 46.430348][ T331] slab_pre_alloc_hook+0x30/0x1d0 [ 46.435369][ T331] kmem_cache_alloc_lru+0x49/0x280 [ 46.440765][ T331] ? shmem_alloc_inode+0x28/0x40 [ 46.445695][ T331] shmem_alloc_inode+0x28/0x40 [ 46.450453][ T331] ? __cfi_shmem_alloc_inode+0x10/0x10 [ 46.455900][ T331] new_inode_pseudo+0x70/0x1f0 [ 46.460675][ T331] new_inode+0x28/0x1e0 [ 46.464822][ T331] shmem_get_inode+0x36d/0xba0 [ 46.469751][ T331] shmem_mknod+0x59/0x1d0 [ 46.474073][ T331] ? shmem_create+0x16/0x40 [ 46.478569][ T331] shmem_create+0x2c/0x40 [ 46.482899][ T331] ? __cfi_shmem_create+0x10/0x10 [ 46.487918][ T331] path_openat+0x15b6/0x2f30 [ 46.492510][ T331] ? do_filp_open+0x420/0x420 [ 46.497541][ T331] do_filp_open+0x1ee/0x420 [ 46.502072][ T331] ? __cfi_do_filp_open+0x10/0x10 [ 46.507089][ T331] ? alloc_fd+0x4c1/0x570 [ 46.511436][ T331] do_sys_openat2+0x15e/0x820 [ 46.516128][ T331] ? do_sys_open+0xe0/0xe0 [ 46.520533][ T331] ? fput+0x15b/0x1a0 [ 46.524529][ T331] __x64_sys_openat+0x136/0x160 [ 46.529367][ T331] x64_sys_call+0x783/0x9a0 [ 46.533897][ T331] do_syscall_64+0x4c/0xa0 [ 46.538509][ T331] ? clear_bhb_loop+0x30/0x80 [ 46.543206][ T331] ? clear_bhb_loop+0x30/0x80 [ 46.548384][ T331] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 46.554294][ T331] RIP: 0033:0x7f4ede6a7407 [ 46.559042][ T331] 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 [ 46.578722][ T331] RSP: 002b:00007ffea33dea00 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 46.587124][ T331] RAX: ffffffffffffffda RBX: 00007f4ededd0880 RCX: 00007f4ede6a7407 [ 46.595183][ T331] RDX: 0000000000080241 RSI: 00007ffea33def60 RDI: ffffffffffffff9c [ 46.603172][ T331] RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000 [ 46.611129][ T331] R10: 00000000000001b6 R11: 0000000000000202 R12: 0000555e4c938dfc [ 46.619192][ T331] R13: 0000555e4c938dfc R14: 0000000000000001 R15: 0000555e4c953140 [ 46.627345][ T331] [ 46.633832][ T293] FAULT_INJECTION: forcing a failure. [ 46.633832][ T293] name failslab, interval 1, probability 1, space 0, times 14 [ 46.646810][ T293] CPU: 0 PID: 293 Comm: syz-executor Not tainted syzkaller #0 [ 46.654271][ T293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 46.664328][ T293] Call Trace: [ 46.667596][ T293] [ 46.670511][ T293] __dump_stack+0x21/0x24 [ 46.674838][ T293] dump_stack_lvl+0x110/0x170 [ 46.679588][ T293] ? __cfi_dump_stack_lvl+0x8/0x8 [ 46.684631][ T293] dump_stack+0x15/0x24 [ 46.688791][ T293] should_fail_ex+0x3bf/0x510 [ 46.693471][ T293] __should_failslab+0xac/0xf0 [ 46.698227][ T293] should_failslab+0x9/0x20 [ 46.702715][ T293] kmem_cache_alloc_node+0x42/0x330 [ 46.707903][ T293] ? __alloc_skb+0xe8/0x4a0 [ 46.712402][ T293] ? __kasan_slab_free+0x11/0x20 [ 46.717326][ T293] __alloc_skb+0xe8/0x4a0 [ 46.721639][ T293] inet6_netconf_notify_devconf+0x107/0x1c0 [ 46.727522][ T293] addrconf_ifdown+0x163e/0x1950 [ 46.732445][ T293] ? addrconf_cleanup+0x130/0x130 [ 46.737489][ T293] ? __kasan_check_write+0x14/0x20 [ 46.742761][ T293] ? mutex_unlock+0x8f/0x230 [ 46.747341][ T293] ? __cfi_mutex_unlock+0x10/0x10 [ 46.752354][ T293] ? _raw_spin_lock+0x94/0xf0 [ 46.757021][ T293] ? __cfi__raw_spin_lock+0x10/0x10 [ 46.762208][ T293] addrconf_notify+0x39f/0xe30 [ 46.767062][ T293] raw_notifier_call_chain+0xa1/0x110 [ 46.772428][ T293] unregister_netdevice_many+0x104a/0x1910 [ 46.778627][ T293] ? _raw_spin_unlock_irqrestore+0x5a/0x80 [ 46.784463][ T293] ? __cfi_unregister_netdevice_many+0x10/0x10 [ 46.790629][ T293] ? __kasan_check_write+0x14/0x20 [ 46.795731][ T293] ? queue_delayed_work_on+0x10d/0x160 [ 46.801206][ T293] ? linkwatch_fire_event+0x1dc/0x240 [ 46.806581][ T293] ? __kasan_check_read+0x11/0x20 [ 46.811623][ T293] unregister_netdevice_queue+0x2e1/0x320 [ 46.817361][ T293] ? __cfi_unregister_netdevice_queue+0x10/0x10 [ 46.823605][ T293] ? linkwatch_fire_event+0x208/0x240 [ 46.829002][ T293] __tun_detach+0xc9d/0x1450 [ 46.833601][ T293] tun_chr_close+0x92/0x140 [ 46.838117][ T293] ? __cfi_tun_chr_close+0x10/0x10 [ 46.843218][ T293] __fput+0x1fd/0x8f0 [ 46.847190][ T293] ____fput+0x15/0x20 [ 46.851162][ T293] task_work_run+0x1e1/0x250 [ 46.855741][ T293] ? __cfi_task_work_run+0x10/0x10 [ 46.860849][ T293] ? free_nsproxy+0x21f/0x270 [ 46.865548][ T293] do_exit+0xaf2/0x2850 [ 46.869713][ T293] ? kmem_cache_free+0x12d/0x300 [ 46.874640][ T293] ? __cfi_do_exit+0x10/0x10 [ 46.879309][ T293] ? kfree_skbmem+0x10c/0x180 [ 46.883975][ T293] ? kmem_cache_free+0x12d/0x300 [ 46.889346][ T293] ? __kasan_check_write+0x14/0x20 [ 46.894447][ T293] ? _raw_spin_lock_irq+0x95/0xf0 [ 46.899462][ T293] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 46.905694][ T293] do_group_exit+0x21b/0x2e0 [ 46.910363][ T293] ? __kasan_check_write+0x14/0x20 [ 46.915467][ T293] ? recalc_sigpending+0x180/0x1c0 [ 46.920569][ T293] get_signal+0x167c/0x1700 [ 46.925063][ T293] ? __cfi_get_signal+0x10/0x10 [ 46.929910][ T293] arch_do_signal_or_restart+0xd1/0x11c0 [ 46.935535][ T293] ? __sys_sendto+0x4e9/0x660 [ 46.940283][ T293] ? __cfi___sys_sendto+0x10/0x10 [ 46.945298][ T293] ? __cfi_arch_do_signal_or_restart+0x10/0x10 [ 46.951440][ T293] ? blkcg_maybe_throttle_current+0x1e0/0xa20 [ 46.957499][ T293] ? fput+0x15b/0x1a0 [ 46.961537][ T293] exit_to_user_mode_loop+0x7a/0xb0 [ 46.966844][ T293] exit_to_user_mode_prepare+0x87/0xd0 [ 46.972289][ T293] syscall_exit_to_user_mode+0x1a/0x30 [ 46.977745][ T293] do_syscall_64+0x58/0xa0 [ 46.982149][ T293] ? clear_bhb_loop+0x30/0x80 [ 46.986809][ T293] ? clear_bhb_loop+0x30/0x80 [ 46.991472][ T293] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 46.997354][ T293] RIP: 0033:0x7fda49359117 [ 47.001754][ T293] Code: Unable to access opcode bytes at 0x7fda493590ed. [ 47.008866][ T293] RSP: 002b:00007fff61d8c470 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 47.017273][ T293] RAX: 0000000000000040 RBX: 0000555564876500 RCX: 00007fda49359117 [ 47.025238][ T293] RDX: 0000000000000040 RSI: 00007fda4a154670 RDI: 0000000000000003 [ 47.033196][ T293] RBP: 0000000000000001 R08: 00007fff61d8c4d4 R09: 000000000000000c [ 47.041153][ T293] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003 [ 47.049198][ T293] R13: 0000000000000000 R14: 00007fda4a154670 R15: 0000000000000000 [ 47.057159][ T293] [ 47.062726][ T326] FAULT_INJECTION: forcing a failure. [ 47.062726][ T326] name failslab, interval 1, probability 1, space 0, times 13 [ 47.065599][ T6] FAULT_INJECTION: forcing a failure. [ 47.065599][ T6] name failslab, interval 1, probability 1, space 0, times 12 [ 47.088173][ T6] CPU: 0 PID: 6 Comm: kworker/0:0 Not tainted syzkaller #0 [ 47.095393][ T6] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 47.105532][ T6] Workqueue: ipv6_addrconf addrconf_dad_work [ 47.111512][ T6] Call Trace: [ 47.114783][ T6] [ 47.117709][ T6] __dump_stack+0x21/0x24 [ 47.122123][ T6] dump_stack_lvl+0x110/0x170 [ 47.126820][ T6] ? __cfi_dump_stack_lvl+0x8/0x8 [ 47.131839][ T6] ? fib6_add+0x9b6/0x3dd0 [ 47.136250][ T6] ? addrconf_dad_work+0xc1b/0x14a0 [ 47.141525][ T6] ? worker_thread+0xa4d/0x11d0 [ 47.146459][ T6] ? kthread+0x281/0x320 [ 47.150714][ T6] ? ret_from_fork+0x1f/0x30 [ 47.155297][ T6] dump_stack+0x15/0x24 [ 47.159454][ T6] should_fail_ex+0x3bf/0x510 [ 47.164164][ T6] __should_failslab+0xac/0xf0 [ 47.168929][ T6] should_failslab+0x9/0x20 [ 47.173510][ T6] kmem_cache_alloc_node+0x42/0x330 [ 47.178791][ T6] ? __alloc_skb+0xe8/0x4a0 [ 47.183286][ T6] __alloc_skb+0xe8/0x4a0 [ 47.187631][ T6] inet6_rt_notify+0x34d/0x520 [ 47.192476][ T6] ? atomic_notifier_call_chain+0x108/0x120 [ 47.198367][ T6] ? __cfi_inet6_rt_notify+0x10/0x10 [ 47.203662][ T6] ? call_fib_notifiers+0xa0/0xc0 [ 47.208723][ T6] fib6_add+0x2254/0x3dd0 [ 47.213070][ T6] ? kfree_skbmem+0x10c/0x180 [ 47.217746][ T6] ? __cfi_fib6_add+0x10/0x10 [ 47.222419][ T6] ? __kasan_check_write+0x14/0x20 [ 47.227534][ T6] ? _raw_spin_lock_bh+0x94/0xf0 [ 47.232473][ T6] ip6_ins_rt+0xd3/0x130 [ 47.236729][ T6] ? __cfi_ip6_ins_rt+0x10/0x10 [ 47.241588][ T6] ? nlmsg_notify+0x13f/0x1a0 [ 47.246266][ T6] ? rtnl_notify+0x9a/0xc0 [ 47.250685][ T6] __ipv6_ifa_notify+0x4e4/0xe80 [ 47.255620][ T6] ? snmp6_fill_stats+0x6c0/0x6c0 [ 47.260634][ T6] ? __local_bh_enable_ip+0x58/0x80 [ 47.265827][ T6] ? __ww_mutex_lock_interruptible_slowpath+0x20/0x20 [ 47.272596][ T6] ? __kasan_check_write+0x14/0x20 [ 47.277700][ T6] ? try_to_grab_pending+0x1a4/0x580 [ 47.282989][ T6] ? mod_delayed_work_on+0xe0/0xe0 [ 47.288099][ T6] ? __cfi_fib6_clean_node+0x10/0x10 [ 47.293395][ T6] ? __kasan_check_write+0x14/0x20 [ 47.298505][ T6] ? __cancel_work+0x198/0x200 [ 47.303266][ T6] addrconf_dad_completed+0x192/0xe80 [ 47.308635][ T6] ? addrconf_dad_stop+0x440/0x440 [ 47.313740][ T6] ? mod_delayed_work_on+0xa8/0xe0 [ 47.318846][ T6] addrconf_dad_work+0xc1b/0x14a0 [ 47.323886][ T6] ? __cfi_addrconf_dad_work+0x10/0x10 [ 47.329340][ T6] ? __kasan_check_write+0x14/0x20 [ 47.334977][ T6] ? pwq_activate_inactive_work+0x2ea/0x3f0 [ 47.340876][ T6] process_one_work+0x717/0xc30 [ 47.345747][ T6] worker_thread+0xa4d/0x11d0 [ 47.350423][ T6] kthread+0x281/0x320 [ 47.354485][ T6] ? __cfi_worker_thread+0x10/0x10 [ 47.359585][ T6] ? __cfi_kthread+0x10/0x10 [ 47.364256][ T6] ret_from_fork+0x1f/0x30 [ 47.368674][ T6] [ 47.371699][ T326] CPU: 1 PID: 326 Comm: kworker/1:3 Not tainted syzkaller #0 [ 47.372087][ T6] FAULT_INJECTION: forcing a failure. [ 47.372087][ T6] name failslab, interval 1, probability 1, space 0, times 11 [ 47.379074][ T326] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 47.402001][ T326] Workqueue: mld mld_ifc_work [ 47.407387][ T326] Call Trace: [ 47.410770][ T326] [ 47.414005][ T326] __dump_stack+0x21/0x24 [ 47.418348][ T326] dump_stack_lvl+0x110/0x170 [ 47.423052][ T326] ? __cfi_dump_stack_lvl+0x8/0x8 [ 47.428083][ T326] dump_stack+0x15/0x24 [ 47.432369][ T326] should_fail_ex+0x3bf/0x510 [ 47.437053][ T326] ? dst_alloc+0x16a/0x1e0 [ 47.441496][ T326] __should_failslab+0xac/0xf0 [ 47.446258][ T326] should_failslab+0x9/0x20 [ 47.450755][ T326] kmem_cache_alloc+0x3b/0x320 [ 47.455523][ T326] ? __cfi_ip6_dst_gc+0x10/0x10 [ 47.460370][ T326] dst_alloc+0x16a/0x1e0 [ 47.464616][ T326] icmp6_dst_alloc+0xf8/0x510 [ 47.469292][ T326] mld_sendpack+0x623/0xda0 [ 47.473798][ T326] ? add_grec+0x13f0/0x13f0 [ 47.478296][ T326] ? memcpy+0x56/0x70 [ 47.482314][ T326] ? add_grec+0x10b/0x13f0 [ 47.486719][ T326] ? __cfi_mutex_lock+0x10/0x10 [ 47.491583][ T326] mld_ifc_work+0x83b/0xc20 [ 47.496124][ T326] ? try_to_wake_up+0x622/0x1250 [ 47.501077][ T326] process_one_work+0x717/0xc30 [ 47.505925][ T326] worker_thread+0xa4d/0x11d0 [ 47.510595][ T326] kthread+0x281/0x320 [ 47.514654][ T326] ? __cfi_worker_thread+0x10/0x10 [ 47.519753][ T326] ? __cfi_kthread+0x10/0x10 [ 47.524336][ T326] ret_from_fork+0x1f/0x30 [ 47.528842][ T326] [ 47.531858][ T6] CPU: 0 PID: 6 Comm: kworker/0:0 Not tainted syzkaller #0 [ 47.539068][ T6] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 47.549126][ T6] Workqueue: ipv6_addrconf addrconf_dad_work [ 47.555158][ T6] Call Trace: [ 47.558430][ T6] [ 47.561378][ T6] __dump_stack+0x21/0x24 [ 47.565705][ T6] dump_stack_lvl+0x110/0x170 [ 47.570383][ T6] ? __cfi_dump_stack_lvl+0x8/0x8 [ 47.575401][ T6] ? kasan_set_track+0x60/0x70 [ 47.580179][ T6] ? kasan_save_alloc_info+0x1f/0x30 [ 47.585474][ T6] ? __kasan_slab_alloc+0x72/0x80 [ 47.590502][ T6] ? slab_post_alloc_hook+0x4f/0x2d0 [ 47.595796][ T6] ? kmem_cache_alloc+0x166/0x320 [ 47.600833][ T6] dump_stack+0x15/0x24 [ 47.605007][ T6] should_fail_ex+0x3bf/0x510 [ 47.609705][ T6] __should_failslab+0xac/0xf0 [ 47.614473][ T6] should_failslab+0x9/0x20 [ 47.618980][ T6] __kmem_cache_alloc_node+0x3d/0x2d0 [ 47.624362][ T6] ? ref_tracker_alloc+0x16b/0x4a0 [ 47.629474][ T6] ? ref_tracker_alloc+0x16b/0x4a0 [ 47.634581][ T6] kmalloc_trace+0x29/0xb0 [ 47.638990][ T6] ref_tracker_alloc+0x16b/0x4a0 [ 47.643920][ T6] ? __cfi_ref_tracker_alloc+0x10/0x10 [ 47.649375][ T6] ? slab_post_alloc_hook+0x6d/0x2d0 [ 47.654653][ T6] ? dst_alloc+0x16a/0x1e0 [ 47.659065][ T6] dst_init+0xc4/0x3d0 [ 47.663140][ T6] ? __cfi_ip6_dst_gc+0x10/0x10 [ 47.667986][ T6] dst_alloc+0x191/0x1e0 [ 47.672231][ T6] icmp6_dst_alloc+0xf8/0x510 [ 47.676908][ T6] mld_sendpack+0x623/0xda0 [ 47.681415][ T6] ? add_grec+0x13f0/0x13f0 [ 47.685915][ T6] ? memcpy+0x56/0x70 [ 47.689911][ T6] ? add_grec+0x10b/0x13f0 [ 47.694321][ T6] ipv6_mc_dad_complete+0x299/0x620 [ 47.699516][ T6] addrconf_dad_completed+0x737/0xe80 [ 47.704913][ T6] ? addrconf_dad_stop+0x440/0x440 [ 47.710022][ T6] ? mod_delayed_work_on+0xa8/0xe0 [ 47.715132][ T6] addrconf_dad_work+0xc1b/0x14a0 [ 47.720183][ T6] ? __cfi_addrconf_dad_work+0x10/0x10 [ 47.725640][ T6] ? __kasan_check_write+0x14/0x20 [ 47.730750][ T6] ? pwq_activate_inactive_work+0x2ea/0x3f0 [ 47.736728][ T6] process_one_work+0x717/0xc30 [ 47.741610][ T6] worker_thread+0xa4d/0x11d0 [ 47.746315][ T6] kthread+0x281/0x320 [ 47.750392][ T6] ? __cfi_worker_thread+0x10/0x10 [ 47.755501][ T6] ? __cfi_kthread+0x10/0x10 [ 47.760091][ T6] ret_from_fork+0x1f/0x30 [ 47.764591][ T6] [ 47.772933][ T39] FAULT_INJECTION: forcing a failure. [ 47.772933][ T39] name failslab, interval 1, probability 1, space 0, times 9 [ 47.785578][ T39] CPU: 1 PID: 39 Comm: kworker/1:1 Not tainted syzkaller #0 [ 47.792966][ T39] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 47.803009][ T39] Workqueue: ipv6_addrconf addrconf_dad_work [ 47.809514][ T39] Call Trace: [ 47.812789][ T39] [ 47.815738][ T39] __dump_stack+0x21/0x24 [ 47.820158][ T39] dump_stack_lvl+0x110/0x170 [ 47.824831][ T39] ? __cfi_dump_stack_lvl+0x8/0x8 [ 47.829919][ T39] ? kasan_save_alloc_info+0x1f/0x30 [ 47.835187][ T39] dump_stack+0x15/0x24 [ 47.839328][ T39] should_fail_ex+0x3bf/0x510 [ 47.844120][ T39] ? dst_alloc+0x16a/0x1e0 [ 47.848537][ T39] __should_failslab+0xac/0xf0 [ 47.853294][ T39] should_failslab+0x9/0x20 [ 47.857792][ T39] kmem_cache_alloc+0x3b/0x320 [ 47.862722][ T39] ? __cfi_ip6_dst_gc+0x10/0x10 [ 47.867665][ T39] dst_alloc+0x16a/0x1e0 [ 47.871900][ T39] icmp6_dst_alloc+0xf8/0x510 [ 47.876568][ T39] ndisc_send_skb+0x2ad/0xcd0 [ 47.881343][ T39] ? __cfi_ndisc_send_skb+0x10/0x10 [ 47.886556][ T39] ? __kasan_check_write+0x14/0x20 [ 47.891737][ T39] ? __build_skb_around+0x24c/0x470 [ 47.897442][ T39] ? ndisc_ns_create+0x60d/0x920 [ 47.902362][ T39] ndisc_send_ns+0xd4/0x160 [ 47.906867][ T39] ? __cfi_ndisc_send_ns+0x10/0x10 [ 47.912402][ T39] ? mod_delayed_work_on+0xa8/0xe0 [ 47.917515][ T39] addrconf_dad_work+0x9d6/0x14a0 [ 47.922522][ T39] ? ____kasan_slab_free+0x13d/0x180 [ 47.927880][ T39] ? __cfi_addrconf_dad_work+0x10/0x10 [ 47.933328][ T39] ? __kasan_check_write+0x14/0x20 [ 47.938442][ T39] ? pwq_activate_inactive_work+0x2ea/0x3f0 [ 47.944340][ T39] process_one_work+0x717/0xc30 [ 47.949179][ T39] worker_thread+0xa4d/0x11d0 [ 47.953894][ T39] kthread+0x281/0x320 [ 47.957969][ T39] ? __cfi_worker_thread+0x10/0x10 [ 47.963078][ T39] ? __cfi_kthread+0x10/0x10 [ 47.967664][ T39] ret_from_fork+0x1f/0x30 [ 47.972094][ T39] [ 47.977381][ T39] FAULT_INJECTION: forcing a failure. [ 47.977381][ T39] name failslab, interval 1, probability 1, space 0, times 8 [ 47.990027][ T39] CPU: 1 PID: 39 Comm: kworker/1:1 Not tainted syzkaller #0 [ 47.997321][ T39] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 48.007568][ T39] Workqueue: ipv6_addrconf addrconf_dad_work [ 48.013541][ T39] Call Trace: [ 48.016819][ T39] [ 48.019880][ T39] __dump_stack+0x21/0x24 [ 48.024219][ T39] dump_stack_lvl+0x110/0x170 [ 48.028882][ T39] ? __cfi_dump_stack_lvl+0x8/0x8 [ 48.033888][ T39] ? __cfi_fib6_add+0x10/0x10 [ 48.038648][ T39] dump_stack+0x15/0x24 [ 48.042875][ T39] should_fail_ex+0x3bf/0x510 [ 48.047647][ T39] __should_failslab+0xac/0xf0 [ 48.052415][ T39] should_failslab+0x9/0x20 [ 48.056911][ T39] kmem_cache_alloc_node+0x42/0x330 [ 48.062112][ T39] ? __alloc_skb+0xe8/0x4a0 [ 48.066610][ T39] __alloc_skb+0xe8/0x4a0 [ 48.070915][ T39] ? __kasan_check_read+0x11/0x20 [ 48.076177][ T39] __ipv6_ifa_notify+0x200/0xe80 [ 48.081096][ T39] ? snmp6_fill_stats+0x6c0/0x6c0 [ 48.086123][ T39] ? __local_bh_enable_ip+0x58/0x80 [ 48.091301][ T39] ? __ww_mutex_lock_interruptible_slowpath+0x20/0x20 [ 48.098044][ T39] ? __kasan_check_write+0x14/0x20 [ 48.103135][ T39] ? try_to_grab_pending+0x1a4/0x580 [ 48.108412][ T39] ? __kasan_check_write+0x14/0x20 [ 48.113526][ T39] ? mod_delayed_work_on+0xe0/0xe0 [ 48.118706][ T39] ? __cfi_fib6_clean_node+0x10/0x10 [ 48.123975][ T39] ? __kasan_check_write+0x14/0x20 [ 48.129091][ T39] ? __cancel_work+0x198/0x200 [ 48.133963][ T39] addrconf_dad_completed+0x192/0xe80 [ 48.139338][ T39] ? addrconf_dad_stop+0x440/0x440 [ 48.144453][ T39] ? mod_delayed_work_on+0xa8/0xe0 [ 48.149872][ T39] addrconf_dad_work+0xc1b/0x14a0 [ 48.154988][ T39] ? ____kasan_slab_free+0x13d/0x180 [ 48.160286][ T39] ? __cfi_addrconf_dad_work+0x10/0x10 [ 48.166032][ T39] ? __kasan_check_write+0x14/0x20 [ 48.171436][ T39] ? pwq_activate_inactive_work+0x2ea/0x3f0 [ 48.177424][ T39] process_one_work+0x717/0xc30 [ 48.182467][ T39] worker_thread+0xa4d/0x11d0 [ 48.187222][ T39] kthread+0x281/0x320 [ 48.191281][ T39] ? __cfi_worker_thread+0x10/0x10 [ 48.196392][ T39] ? __cfi_kthread+0x10/0x10 [ 48.200979][ T39] ret_from_fork+0x1f/0x30 [ 48.205397][ T39] [ 48.213753][ T19] FAULT_INJECTION: forcing a failure. [ 48.213753][ T19] name failslab, interval 1, probability 1, space 0, times 7 [ 48.226414][ T19] CPU: 0 PID: 19 Comm: kworker/0:1 Not tainted syzkaller #0 [ 48.233793][ T19] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 48.243857][ T19] Workqueue: ipv6_addrconf addrconf_dad_work [ 48.249853][ T19] Call Trace: [ 48.253134][ T19] [ 48.256062][ T19] __dump_stack+0x21/0x24 [ 48.260417][ T19] dump_stack_lvl+0x110/0x170 [ 48.265107][ T19] ? __cfi_dump_stack_lvl+0x8/0x8 [ 48.270181][ T19] ? stack_trace_save+0xa6/0xf0 [ 48.275030][ T19] dump_stack+0x15/0x24 [ 48.279265][ T19] should_fail_ex+0x3bf/0x510 [ 48.283927][ T19] ? dst_alloc+0x16a/0x1e0 [ 48.288328][ T19] __should_failslab+0xac/0xf0 [ 48.293074][ T19] should_failslab+0x9/0x20 [ 48.297568][ T19] kmem_cache_alloc+0x3b/0x320 [ 48.302345][ T19] ? kthread+0x281/0x320 [ 48.306576][ T19] ? ret_from_fork+0x1f/0x30 [ 48.311350][ T19] ? __cfi_ip6_dst_gc+0x10/0x10 [ 48.316204][ T19] dst_alloc+0x16a/0x1e0 [ 48.320443][ T19] icmp6_dst_alloc+0xf8/0x510 [ 48.325127][ T19] ndisc_send_skb+0x2ad/0xcd0 [ 48.329787][ T19] ? __cfi_ndisc_send_skb+0x10/0x10 [ 48.335054][ T19] ? memcpy+0x56/0x70 [ 48.339024][ T19] ? __ndisc_fill_addr_option+0xde/0x130 [ 48.344639][ T19] ndisc_send_rs+0x66a/0x870 [ 48.349212][ T19] addrconf_dad_completed+0x958/0xe80 [ 48.354563][ T19] ? addrconf_dad_stop+0x440/0x440 [ 48.359669][ T19] ? mod_delayed_work_on+0xa8/0xe0 [ 48.364816][ T19] addrconf_dad_work+0xc1b/0x14a0 [ 48.369862][ T19] ? _raw_spin_unlock_irq+0x4d/0x70 [ 48.375346][ T19] ? __cfi_addrconf_dad_work+0x10/0x10 [ 48.380919][ T19] ? __kasan_check_write+0x14/0x20 [ 48.386055][ T19] ? pwq_activate_inactive_work+0x2ea/0x3f0 [ 48.392024][ T19] process_one_work+0x717/0xc30 [ 48.396862][ T19] worker_thread+0xa4d/0x11d0 [ 48.401593][ T19] kthread+0x281/0x320 [ 48.405670][ T19] ? __cfi_worker_thread+0x10/0x10 [ 48.410936][ T19] ? __cfi_kthread+0x10/0x10 [ 48.415514][ T19] ret_from_fork+0x1f/0x30 [ 48.420379][ T19] [ 48.426630][ T19] FAULT_INJECTION: forcing a failure. [ 48.426630][ T19] name failslab, interval 1, probability 1, space 0, times 6 [ 48.440012][ T19] CPU: 0 PID: 19 Comm: kworker/0:1 Not tainted syzkaller #0 [ 48.447299][ T19] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 48.457357][ T19] Workqueue: ipv6_addrconf addrconf_dad_work [ 48.463350][ T19] Call Trace: [ 48.466621][ T19] [ 48.469545][ T19] __dump_stack+0x21/0x24 [ 48.473871][ T19] dump_stack_lvl+0x110/0x170 [ 48.478548][ T19] ? __cfi_dump_stack_lvl+0x8/0x8 [ 48.483571][ T19] ? kasan_set_track+0x60/0x70 [ 48.488353][ T19] ? kasan_set_track+0x4b/0x70 [ 48.493115][ T19] dump_stack+0x15/0x24 [ 48.497270][ T19] should_fail_ex+0x3bf/0x510 [ 48.502029][ T19] __should_failslab+0xac/0xf0 [ 48.506789][ T19] should_failslab+0x9/0x20 [ 48.511459][ T19] __kmem_cache_alloc_node+0x3d/0x2d0 [ 48.516827][ T19] ? ref_tracker_alloc+0x16b/0x4a0 [ 48.521951][ T19] ? ref_tracker_alloc+0x16b/0x4a0 [ 48.527163][ T19] kmalloc_trace+0x29/0xb0 [ 48.531591][ T19] ref_tracker_alloc+0x16b/0x4a0 [ 48.536525][ T19] ? __cfi_ref_tracker_alloc+0x10/0x10 [ 48.541980][ T19] ? __kasan_kmalloc+0x95/0xb0 [ 48.546744][ T19] ___neigh_create+0xb86/0x1db0 [ 48.551595][ T19] ? stack_trace_save+0xa6/0xf0 [ 48.556458][ T19] __neigh_create+0x31/0x40 [ 48.560973][ T19] ip6_finish_output2+0xaaf/0x18b0 [ 48.566087][ T19] ? ndisc_send_skb+0x2ad/0xcd0 [ 48.571118][ T19] ? ndisc_send_rs+0x66a/0x870 [ 48.576441][ T19] ? addrconf_dad_completed+0x958/0xe80 [ 48.581997][ T19] ? __cfi_ip6_finish_output2+0x10/0x10 [ 48.587568][ T19] ? memset+0x35/0x40 [ 48.591544][ T19] ? xfrm_lookup_with_ifid+0x174b/0x2130 [ 48.597173][ T19] ip6_finish_output+0x60b/0xbe0 [ 48.602196][ T19] ip6_output+0x1fa/0x410 [ 48.606604][ T19] ? __cfi_ip6_output+0x10/0x10 [ 48.611622][ T19] ? __cfi_ip6_finish_output+0x10/0x10 [ 48.617077][ T19] ndisc_send_skb+0x7c8/0xcd0 [ 48.621749][ T19] ? __cfi_ndisc_send_skb+0x10/0x10 [ 48.626940][ T19] ? __cfi_dst_output+0x10/0x10 [ 48.631797][ T19] ? memcpy+0x56/0x70 [ 48.635948][ T19] ? __ndisc_fill_addr_option+0xde/0x130 [ 48.640648][ T39] FAULT_INJECTION: forcing a failure. [ 48.640648][ T39] name failslab, interval 1, probability 1, space 0, times 6 [ 48.641569][ T19] ndisc_send_rs+0x66a/0x870 [ 48.658707][ T19] addrconf_dad_completed+0x958/0xe80 [ 48.664072][ T19] ? addrconf_dad_stop+0x440/0x440 [ 48.669175][ T19] ? mod_delayed_work_on+0xa8/0xe0 [ 48.674291][ T19] addrconf_dad_work+0xc1b/0x14a0 [ 48.679308][ T19] ? __cfi_addrconf_dad_work+0x10/0x10 [ 48.684762][ T19] ? __kasan_check_write+0x14/0x20 [ 48.689955][ T19] ? pwq_activate_inactive_work+0x2ea/0x3f0 [ 48.695933][ T19] process_one_work+0x717/0xc30 [ 48.700791][ T19] worker_thread+0xa4d/0x11d0 [ 48.705741][ T19] kthread+0x281/0x320 [ 48.709954][ T19] ? __cfi_worker_thread+0x10/0x10 [ 48.715086][ T19] ? __cfi_kthread+0x10/0x10 [ 48.719674][ T19] ret_from_fork+0x1f/0x30 [ 48.724087][ T19] [ 48.727098][ T39] CPU: 1 PID: 39 Comm: kworker/1:1 Not tainted syzkaller #0 [ 48.728698][ T19] FAULT_INJECTION: forcing a failure. [ 48.728698][ T19] name failslab, interval 1, probability 1, space 0, times 5 [ 48.734384][ T39] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 48.734397][ T39] Workqueue: mld mld_dad_work [ 48.734417][ T39] Call Trace: [ 48.734422][ T39] [ 48.734429][ T39] __dump_stack+0x21/0x24 [ 48.734450][ T39] dump_stack_lvl+0x110/0x170 [ 48.734467][ T39] ? __cfi_dump_stack_lvl+0x8/0x8 [ 48.734485][ T39] ? kasan_set_track+0x60/0x70 [ 48.734503][ T39] ? kasan_save_alloc_info+0x1f/0x30 [ 48.734519][ T39] ? __kasan_slab_alloc+0x72/0x80 [ 48.734538][ T39] ? slab_post_alloc_hook+0x4f/0x2d0 [ 48.734559][ T39] ? kmem_cache_alloc+0x166/0x320 [ 48.734579][ T39] dump_stack+0x15/0x24 [ 48.734595][ T39] should_fail_ex+0x3bf/0x510 [ 48.734612][ T39] __should_failslab+0xac/0xf0 [ 48.734631][ T39] should_failslab+0x9/0x20 [ 48.734647][ T39] __kmem_cache_alloc_node+0x3d/0x2d0 [ 48.734668][ T39] ? ref_tracker_alloc+0x16b/0x4a0 [ 48.734687][ T39] ? ref_tracker_alloc+0x16b/0x4a0 [ 48.734705][ T39] kmalloc_trace+0x29/0xb0 [ 48.734720][ T39] ref_tracker_alloc+0x16b/0x4a0 [ 48.734739][ T39] ? __cfi_ref_tracker_alloc+0x10/0x10 [ 48.734760][ T39] ? slab_post_alloc_hook+0x6d/0x2d0 [ 48.734786][ T39] ? dst_alloc+0x16a/0x1e0 [ 48.865885][ T39] dst_init+0xc4/0x3d0 [ 48.869965][ T39] ? __cfi_ip6_dst_gc+0x10/0x10 [ 48.874824][ T39] dst_alloc+0x191/0x1e0 [ 48.879067][ T39] icmp6_dst_alloc+0xf8/0x510 [ 48.883741][ T39] mld_sendpack+0x623/0xda0 [ 48.888241][ T39] ? add_grec+0x13f0/0x13f0 [ 48.892731][ T39] ? add_grec+0xfae/0x13f0 [ 48.897175][ T39] ? memcpy+0x56/0x70 [ 48.901153][ T39] ? __cfi_mutex_lock+0x10/0x10 [ 48.906047][ T39] mld_dad_work+0x244/0x670 [ 48.910555][ T39] process_one_work+0x717/0xc30 [ 48.915488][ T39] worker_thread+0xa4d/0x11d0 [ 48.920159][ T39] kthread+0x281/0x320 [ 48.924224][ T39] ? __cfi_worker_thread+0x10/0x10 [ 48.929413][ T39] ? __cfi_kthread+0x10/0x10 [ 48.933991][ T39] ret_from_fork+0x1f/0x30 [ 48.938586][ T39] [ 48.941607][ T19] CPU: 0 PID: 19 Comm: kworker/0:1 Not tainted syzkaller #0 [ 48.949157][ T19] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 48.959231][ T19] Workqueue: ipv6_addrconf addrconf_dad_work [ 48.965221][ T19] Call Trace: [ 48.968485][ T19] [ 48.971398][ T19] __dump_stack+0x21/0x24 [ 48.975721][ T19] dump_stack_lvl+0x110/0x170 [ 48.980384][ T19] ? __cfi_dump_stack_lvl+0x8/0x8 [ 48.985406][ T19] dump_stack+0x15/0x24 [ 48.989726][ T19] should_fail_ex+0x3bf/0x510 [ 48.994391][ T19] ? dst_alloc+0x16a/0x1e0 [ 48.998800][ T19] __should_failslab+0xac/0xf0 [ 49.003553][ T19] should_failslab+0x9/0x20 [ 49.008048][ T19] kmem_cache_alloc+0x3b/0x320 [ 49.012801][ T19] ? __cfi_ip6_dst_gc+0x10/0x10 [ 49.017640][ T19] dst_alloc+0x16a/0x1e0 [ 49.021868][ T19] icmp6_dst_alloc+0xf8/0x510 [ 49.026535][ T19] mld_sendpack+0x623/0xda0 [ 49.031026][ T19] ? add_grec+0x13f0/0x13f0 [ 49.035522][ T19] ? memcpy+0x56/0x70 [ 49.039499][ T19] ? add_grec+0x10b/0x13f0 [ 49.043904][ T19] ipv6_mc_dad_complete+0x299/0x620 [ 49.049086][ T19] addrconf_dad_completed+0x737/0xe80 [ 49.054455][ T19] ? addrconf_dad_stop+0x440/0x440 [ 49.059552][ T19] addrconf_dad_work+0xc1b/0x14a0 [ 49.064583][ T19] ? __cfi_addrconf_dad_work+0x10/0x10 [ 49.070034][ T19] ? __kasan_check_write+0x14/0x20 [ 49.075245][ T19] ? pwq_activate_inactive_work+0x2ea/0x3f0 [ 49.081158][ T19] process_one_work+0x717/0xc30 [ 49.086030][ T19] worker_thread+0xa4d/0x11d0 [ 49.090697][ T19] kthread+0x281/0x320 [ 49.094750][ T19] ? __cfi_worker_thread+0x10/0x10 [ 49.099856][ T19] ? __cfi_kthread+0x10/0x10 [ 49.104432][ T19] ret_from_fork+0x1f/0x30 [ 49.108840][ T19] [ 49.115200][ T310] FAULT_INJECTION: forcing a failure. [ 49.115200][ T310] name failslab, interval 1, probability 1, space 0, times 3 [ 49.128096][ T310] CPU: 0 PID: 310 Comm: kworker/0:3 Not tainted syzkaller #0 [ 49.135457][ T310] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 49.145516][ T310] Workqueue: ipv6_addrconf addrconf_dad_work [ 49.151484][ T310] Call Trace: [ 49.154765][ T310] [ 49.157699][ T310] __dump_stack+0x21/0x24 [ 49.162032][ T310] dump_stack_lvl+0x110/0x170 [ 49.166707][ T310] ? __cfi_dump_stack_lvl+0x8/0x8 [ 49.171716][ T310] dump_stack+0x15/0x24 [ 49.175877][ T310] should_fail_ex+0x3bf/0x510 [ 49.180859][ T310] __should_failslab+0xac/0xf0 [ 49.185638][ T310] should_failslab+0x9/0x20 [ 49.190142][ T310] __kmem_cache_alloc_node+0x3d/0x2d0 [ 49.195519][ T310] ? ___neigh_create+0x6e3/0x1db0 [ 49.200559][ T310] ? ___neigh_create+0x6e3/0x1db0 [ 49.206270][ T310] __kmalloc+0xa4/0x1e0 [ 49.210423][ T310] ___neigh_create+0x6e3/0x1db0 [ 49.215285][ T310] ? stack_trace_save+0xa6/0xf0 [ 49.220132][ T310] __neigh_create+0x31/0x40 [ 49.224624][ T310] ip6_finish_output2+0xaaf/0x18b0 [ 49.229742][ T310] ? ndisc_send_skb+0x2ad/0xcd0 [ 49.234597][ T310] ? ndisc_send_rs+0x66a/0x870 [ 49.239371][ T310] ? addrconf_dad_completed+0x958/0xe80 [ 49.244905][ T310] ? __cfi_ip6_finish_output2+0x10/0x10 [ 49.250519][ T310] ? memset+0x35/0x40 [ 49.254522][ T310] ? xfrm_lookup_with_ifid+0x174b/0x2130 [ 49.260165][ T310] ip6_finish_output+0x60b/0xbe0 [ 49.265111][ T310] ip6_output+0x1fa/0x410 [ 49.269429][ T310] ? __cfi_ip6_output+0x10/0x10 [ 49.274265][ T310] ? __cfi_ip6_finish_output+0x10/0x10 [ 49.279711][ T310] ndisc_send_skb+0x7c8/0xcd0 [ 49.284439][ T310] ? __cfi_ndisc_send_skb+0x10/0x10 [ 49.289637][ T310] ? __cfi_dst_output+0x10/0x10 [ 49.294577][ T310] ? memcpy+0x56/0x70 [ 49.298557][ T310] ? __ndisc_fill_addr_option+0xde/0x130 [ 49.304172][ T310] ndisc_send_rs+0x66a/0x870 [ 49.308746][ T310] addrconf_dad_completed+0x958/0xe80 [ 49.314102][ T310] ? addrconf_dad_stop+0x440/0x440 [ 49.319209][ T310] addrconf_dad_work+0xc1b/0x14a0 [ 49.324229][ T310] ? __cfi_addrconf_dad_work+0x10/0x10 [ 49.329674][ T310] ? __kasan_check_write+0x14/0x20 [ 49.334779][ T310] ? pwq_activate_inactive_work+0x2ea/0x3f0 [ 49.340740][ T310] process_one_work+0x717/0xc30 [ 49.345593][ T310] worker_thread+0xa4d/0x11d0 [ 49.350248][ T310] kthread+0x281/0x320 [ 49.354299][ T310] ? __cfi_worker_thread+0x10/0x10 [ 49.359403][ T310] ? __cfi_kthread+0x10/0x10 [ 49.363986][ T310] ret_from_fork+0x1f/0x30 [ 49.368403][ T310] [ 49.371975][ T19] FAULT_INJECTION: forcing a failure. [ 49.371975][ T19] name failslab, interval 1, probability 1, space 0, times 2 [ 49.385009][ T19] CPU: 0 PID: 19 Comm: kworker/0:1 Not tainted syzkaller #0 [ 49.392290][ T19] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 49.402437][ T19] Workqueue: ipv6_addrconf addrconf_dad_work [ 49.408427][ T19] Call Trace: [ 49.411704][ T19] [ 49.414652][ T19] __dump_stack+0x21/0x24 [ 49.418966][ T19] dump_stack_lvl+0x110/0x170 [ 49.423660][ T19] ? __cfi_dump_stack_lvl+0x8/0x8 [ 49.428668][ T19] ? kasan_set_track+0x60/0x70 [ 49.433519][ T19] ? kasan_save_alloc_info+0x1f/0x30 [ 49.439077][ T19] ? __kasan_slab_alloc+0x72/0x80 [ 49.444127][ T19] ? slab_post_alloc_hook+0x4f/0x2d0 [ 49.449414][ T19] ? kmem_cache_alloc+0x166/0x320 [ 49.454441][ T19] dump_stack+0x15/0x24 [ 49.458587][ T19] should_fail_ex+0x3bf/0x510 [ 49.463245][ T19] __should_failslab+0xac/0xf0 [ 49.467993][ T19] should_failslab+0x9/0x20 [ 49.472474][ T19] __kmem_cache_alloc_node+0x3d/0x2d0 [ 49.477919][ T19] ? ref_tracker_alloc+0x16b/0x4a0 [ 49.483017][ T19] ? ref_tracker_alloc+0x16b/0x4a0 [ 49.488139][ T19] kmalloc_trace+0x29/0xb0 [ 49.492551][ T19] ref_tracker_alloc+0x16b/0x4a0 [ 49.497494][ T19] ? __cfi_ref_tracker_alloc+0x10/0x10 [ 49.502987][ T19] ? slab_post_alloc_hook+0x6d/0x2d0 [ 49.508267][ T19] ? dst_alloc+0x16a/0x1e0 [ 49.512771][ T19] dst_init+0xc4/0x3d0 [ 49.516834][ T19] ? __cfi_ip6_dst_gc+0x10/0x10 [ 49.521701][ T19] dst_alloc+0x191/0x1e0 [ 49.525976][ T19] icmp6_dst_alloc+0xf8/0x510 [ 49.530910][ T19] ndisc_send_skb+0x2ad/0xcd0 [ 49.535763][ T19] ? __cfi_ndisc_send_skb+0x10/0x10 [ 49.540954][ T19] ? __kasan_check_write+0x14/0x20 [ 49.546049][ T19] ? __build_skb_around+0x24c/0x470 [ 49.551226][ T19] ? ndisc_ns_create+0x60d/0x920 [ 49.556142][ T19] ndisc_send_ns+0xd4/0x160 [ 49.560649][ T19] ? __cfi_ndisc_send_ns+0x10/0x10 [ 49.565839][ T19] ? mod_delayed_work_on+0xa8/0xe0 [ 49.570936][ T19] addrconf_dad_work+0x9d6/0x14a0 [ 49.575944][ T19] ? __cfi_addrconf_dad_work+0x10/0x10 [ 49.581395][ T19] ? __kasan_check_write+0x14/0x20 [ 49.586488][ T19] ? _raw_spin_lock_irq+0x95/0xf0 [ 49.591544][ T19] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 49.597093][ T19] ? wg_packet_tx_worker+0x4e6/0x500 [ 49.602360][ T19] process_one_work+0x717/0xc30 [ 49.607204][ T19] worker_thread+0xa4d/0x11d0 [ 49.611906][ T19] kthread+0x281/0x320 [ 49.615988][ T19] ? __cfi_worker_thread+0x10/0x10 [ 49.621094][ T19] ? __cfi_kthread+0x10/0x10 [ 49.625691][ T19] ret_from_fork+0x1f/0x30 [ 49.630112][ T19] [ 49.633433][ T103] FAULT_INJECTION: forcing a failure. [ 49.633433][ T103] name failslab, interval 1, probability 1, space 0, times 2 [ 49.646491][ T310] FAULT_INJECTION: forcing a failure. [ 49.646491][ T310] name failslab, interval 1, probability 1, space 0, times 1 [ 49.659151][ T310] CPU: 0 PID: 310 Comm: kworker/0:3 Not tainted syzkaller #0 [ 49.666523][ T310] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 49.676582][ T310] Workqueue: ipv6_addrconf addrconf_dad_work [ 49.682585][ T310] Call Trace: [ 49.685857][ T310] [ 49.688777][ T310] __dump_stack+0x21/0x24 [ 49.693365][ T310] dump_stack_lvl+0x110/0x170 [ 49.698041][ T310] ? __cfi_dump_stack_lvl+0x8/0x8 [ 49.703062][ T310] dump_stack+0x15/0x24 [ 49.707313][ T310] should_fail_ex+0x3bf/0x510 [ 49.712076][ T310] ? fib6_add+0x943/0x3dd0 [ 49.716492][ T310] __should_failslab+0xac/0xf0 [ 49.721261][ T310] should_failslab+0x9/0x20 [ 49.725762][ T310] kmem_cache_alloc+0x3b/0x320 [ 49.730519][ T310] ? __cfi__raw_spin_lock_irqsave+0x10/0x10 [ 49.736583][ T310] ? debug_smp_processor_id+0x17/0x20 [ 49.742211][ T310] fib6_add+0x943/0x3dd0 [ 49.746452][ T310] ? kfree_skbmem+0x10c/0x180 [ 49.751124][ T310] ? __cfi_fib6_add+0x10/0x10 [ 49.755971][ T310] ? __kasan_check_write+0x14/0x20 [ 49.761082][ T310] ? _raw_spin_lock_bh+0x94/0xf0 [ 49.766015][ T310] ? __cfi__raw_spin_lock_bh+0x10/0x10 [ 49.771476][ T310] ip6_ins_rt+0xd3/0x130 [ 49.775731][ T310] ? __cfi_ip6_ins_rt+0x10/0x10 [ 49.780664][ T310] ? nlmsg_notify+0x13f/0x1a0 [ 49.785351][ T310] ? rtnl_notify+0x9a/0xc0 [ 49.789757][ T310] __ipv6_ifa_notify+0x4e4/0xe80 [ 49.794693][ T310] ? snmp6_fill_stats+0x6c0/0x6c0 [ 49.799724][ T310] ? __local_bh_enable_ip+0x58/0x80 [ 49.804916][ T310] ? __ww_mutex_lock_interruptible_slowpath+0x20/0x20 [ 49.811687][ T310] ? __kasan_check_write+0x14/0x20 [ 49.816795][ T310] ? try_to_grab_pending+0x1a4/0x580 [ 49.822076][ T310] ? mod_delayed_work_on+0xe0/0xe0 [ 49.827187][ T310] ? __cfi_fib6_clean_node+0x10/0x10 [ 49.832472][ T310] ? __kasan_check_write+0x14/0x20 [ 49.837575][ T310] ? __cancel_work+0x198/0x200 [ 49.842438][ T310] addrconf_dad_completed+0x192/0xe80 [ 49.847820][ T310] ? addrconf_dad_stop+0x440/0x440 [ 49.852928][ T310] addrconf_dad_work+0xc1b/0x14a0 [ 49.857946][ T310] ? __cfi_addrconf_dad_work+0x10/0x10 [ 49.863397][ T310] ? __kasan_check_write+0x14/0x20 [ 49.868503][ T310] ? pwq_activate_inactive_work+0x2ea/0x3f0 [ 49.874391][ T310] process_one_work+0x717/0xc30 [ 49.879238][ T310] worker_thread+0xa4d/0x11d0 [ 49.884099][ T310] kthread+0x281/0x320 [ 49.888182][ T310] ? __cfi_worker_thread+0x10/0x10 [ 49.893310][ T310] ? __cfi_kthread+0x10/0x10 [ 49.897900][ T310] ret_from_fork+0x1f/0x30 [ 49.902317][ T310] [ 49.905328][ T103] CPU: 1 PID: 103 Comm: udevd Not tainted syzkaller #0 [ 49.912206][ T103] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 49.922252][ T103] Call Trace: [ 49.925514][ T103] [ 49.928428][ T103] __dump_stack+0x21/0x24 [ 49.932765][ T103] dump_stack_lvl+0x110/0x170 [ 49.937521][ T103] ? __cfi_dump_stack_lvl+0x8/0x8 [ 49.942590][ T103] ? memcpy+0x56/0x70 [ 49.946563][ T103] dump_stack+0x15/0x24 [ 49.950702][ T103] should_fail_ex+0x3bf/0x510 [ 49.955372][ T103] __should_failslab+0xac/0xf0 [ 49.960132][ T103] should_failslab+0x9/0x20 [ 49.964635][ T103] slab_pre_alloc_hook+0x30/0x1d0 [ 49.969645][ T103] kmem_cache_alloc_lru+0x49/0x280 [ 49.974738][ T103] ? __d_alloc+0x34/0x6d0 [ 49.979079][ T103] __d_alloc+0x34/0x6d0 [ 49.983237][ T103] d_alloc+0x48/0x260 [ 49.987216][ T103] ? lookup_one_qstr_excl+0xb6/0x270 [ 49.992498][ T103] lookup_one_qstr_excl+0xcb/0x270 [ 49.997599][ T103] do_unlinkat+0x194/0x6c0 [ 50.002011][ T103] ? __cfi_do_unlinkat+0x10/0x10 [ 50.006967][ T103] ? getname_flags+0x205/0x510 [ 50.011883][ T103] __x64_sys_unlink+0x49/0x50 [ 50.016562][ T103] x64_sys_call+0x958/0x9a0 [ 50.021055][ T103] do_syscall_64+0x4c/0xa0 [ 50.025559][ T103] ? clear_bhb_loop+0x30/0x80 [ 50.030211][ T103] ? clear_bhb_loop+0x30/0x80 [ 50.034870][ T103] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 50.040748][ T103] RIP: 0033:0x7f4ede715937 [ 50.045141][ T103] Code: 00 00 e9 a9 fd ff ff 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 5f 00 00 00 0f 05 c3 0f 1f 84 00 00 00 00 00 b8 57 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 91 b4 0d 00 f7 d8 64 89 02 b8 [ 50.064778][ T103] RSP: 002b:00007ffea33df5d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000057 [ 50.073178][ T103] RAX: ffffffffffffffda RBX: 0000000000000bb8 RCX: 00007f4ede715937 [ 50.081230][ T103] RDX: 0000000000000000 RSI: 0000000002ebae40 RDI: 0000555e4c93802e [ 50.089257][ T103] RBP: 0000000000000000 R08: 0000000002f508c2 R09: 00243829ca69205a [ 50.097325][ T103] R10: 0000001b95af7917 R11: 0000000000000202 R12: 0000000000000000 [ 50.105458][ T103] R13: 0000555e4c953100 R14: 0000000000000000 R15: 0000000000000000 [ 50.113529][ T103] [ 50.117123][ T103] udevd[103]: could not unlink /run/udev/queue: Cannot allocate memory [ 50.431057][ T43] device bridge_slave_1 left promiscuous mode [ 50.437195][ T43] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.444713][ T43] device bridge_slave_0 left promiscuous mode [ 50.451103][ T43] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.459934][ T43] device veth1_macvtap left promiscuous mode [ 50.466055][ T43] device veth0_vlan left promiscuous mode [ 51.181392][ T43] device bridge_slave_1 left promiscuous mode [ 51.187606][ T43] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.195229][ T43] device bridge_slave_0 left promiscuous mode [ 51.201527][ T43] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.209505][ T43] device bridge_slave_1 left promiscuous mode [ 51.215724][ T43] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.223252][ T43] device bridge_slave_0 left promiscuous mode [ 51.229555][ T43] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.237438][ T43] device bridge_slave_1 left promiscuous mode [ 51.243770][ T43] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.251317][ T43] device bridge_slave_0 left promiscuous mode [ 51.257533][ T43] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.265518][ T43] device bridge_slave_1 left promiscuous mode [ 51.271721][ T43] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.279406][ T43] device bridge_slave_0 left promiscuous mode [ 51.285858][ T43] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.294120][ T43] device veth1_macvtap left promiscuous mode [ 51.300135][ T43] device veth0_vlan left promiscuous mode [ 51.306252][ T43] device veth1_macvtap left promiscuous mode [ 51.312437][ T43] device veth0_vlan left promiscuous mode [ 51.318523][ T43] device veth1_macvtap left promiscuous mode [ 51.324716][ T43] device veth0_vlan left promiscuous mode [ 51.330773][ T43] device veth1_macvtap left promiscuous mode [ 51.336776][ T43] device veth0_vlan left promiscuous mode