last executing test programs: 21.532672773s ago: executing program 0 (id=80): r0 = socket$inet(0x2, 0x1, 0x6) connect$inet(r0, &(0x7f0000000000)={0x2, 0x4001, @loopback}, 0x10) write(r0, &(0x7f0000000100)="00000000000000000000000000000000000000000000400100000000000000000800"/48, 0x30) nanosleep(&(0x7f0000000200)={0x0, 0x5f5e100}, 0x0) 21.298475576s ago: executing program 0 (id=81): r0 = socket$rxrpc(0x21, 0x2, 0x2) bind$rxrpc(r0, &(0x7f0000000080)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x4e20, @loopback}}, 0x24) listen(r0, 0x5) r1 = socket$rxrpc(0x21, 0x2, 0x2) connect$rxrpc(r1, &(0x7f0000000100)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x4e20, @loopback}}, 0x24) sendmsg(r1, &(0x7f0000000200)={&(0x7f0000000100)=@rxrpc=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x4e20, @loopback}}, 0x24, &(0x7f0000000300)=[{&(0x7f0000000340)='hello\x00', 0x6}], 0x1, &(0x7f0000000400)=[{0x18, 0x110, 0x1, "0100000000000000"}], 0x18}, 0x0) recvfrom$rxrpc(r0, &(0x7f0000000500), 0x100, 0x40, &(0x7f0000000600)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x4e20, @loopback}}, 0x24) 21.214787208s ago: executing program 0 (id=82): r0 = add_key$keyring(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x0}, 0x0, 0x0, 0xffffffffffffffff) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f00000000c0)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000180)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x32]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f00000001c0)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x33]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000200)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x34]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000240)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x35]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000280)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x36]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f00000002c0)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x37]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000300)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x38]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000340)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x39]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(0x0, &(0x7f0000000380)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x61]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f00000003c0)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x62]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000400)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x63]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000440)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x64]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000480)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x65]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f00000004c0)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x66]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000500)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x31, 0x30]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) add_key$fscrypt_v1(&(0x7f0000000080), &(0x7f0000000540)={'fscrypt:', @auto=[0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x31, 0x31]}, &(0x7f0000000100)={0x0, "00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40}, 0x48, r0) 21.093216101s ago: executing program 0 (id=84): r0 = socket$nl_generic(0x10, 0x3, 0x10) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./proc/fs/nfsd\x00', 0x1ff) mount(0x0, &(0x7f0000000180)='./proc/fs/nfsd\x00', &(0x7f00000001c0)='nfsd\x00', 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/fs/nfsd/ports\x00', 0x1, 0x0) write(r1, &(0x7f0000000280)='tcp 2049\n\x00', 0x9) r2 = openat(0xffffffffffffff9c, &(0x7f00000002c0)='./proc/fs/nfsd/threads\x00', 0x1, 0x0) write(r2, &(0x7f0000000380)='1\n\x00', 0x2) r3 = socket$inet_udp(0x2, 0x2, 0x0) sendto$inet(r3, &(0x7f0000000100)="000000010000000000000002000186a30000000300000000000000010000002000"/64, 0x40, 0x0, &(0x7f0000000200)={0x2, 0x7f1, @loopback}, 0x10) r4 = openat(0xffffffffffffff9c, &(0x7f00000003c0)='./proc/net/rpc/auth.unix.ip/channel\x00', 0x2, 0x0) read(r4, &(0x7f0000000300)=""/100, 0x64) sendmsg$nl_generic(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000500)={&(0x7f0000000600)={0x14, 0x25, 0x301, 0x0, 0x0, {0x2}}, 0x14}}, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000500)={&(0x7f0000000600)={0x14, 0x25, 0x301, 0x0, 0x0, {0x2}}, 0x14}}, 0x0) 20.181331079s ago: executing program 0 (id=89): r0 = socket$inet_sctp(0x2, 0x1, 0x84) bind$inet(r0, &(0x7f0000000000)={0x2, 0x4e22, @loopback}, 0x10) listen(r0, 0x5) r1 = socket$inet_sctp(0x2, 0x1, 0x84) bind$inet(r1, &(0x7f0000000020)={0x2, 0x0, @loopback}, 0x10) connect$inet(r1, &(0x7f0000000040)={0x2, 0x4e22, @loopback}, 0x10) r2 = accept(r0, 0x0, 0x0) sendmsg$inet_sctp(r1, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000180)=[{&(0x7f0000000200)='hello', 0x5}], 0x1, &(0x7f0000000300)=[@sndrcv={0x20, 0x84, 0x1, {0x0, 0x0, 0x4}}], 0x20}, 0x0) nanosleep(&(0x7f0000000400)={0x0, 0x5f5e100}, 0x0) recvfrom(r2, &(0x7f0000000500), 0x100, 0x0, 0x0, 0x0) 17.058212188s ago: executing program 0 (id=106): r0 = socket$rxrpc(0x21, 0x2, 0x2) bind$rxrpc(r0, &(0x7f0000000000)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x1234, @loopback}}, 0x24) listen(r0, 0x5) r1 = socket$rxrpc(0x21, 0x2, 0x2) sendmsg(r1, &(0x7f0000000100)={&(0x7f0000000080)=@rxrpc=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x1234, @loopback}}, 0x80, &(0x7f0000000200)=[{&(0x7f0000000250)='hello', 0x5}], 0x1, &(0x7f0000000300)=[{0x18, 0x110, 0x1, "0100000000000000"}], 0x18}, 0x0) sendmsg(r1, &(0x7f0000000100)={&(0x7f0000000080)=@rxrpc=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x1234, @loopback}}, 0x80, &(0x7f0000000200)=[{&(0x7f0000000250)='bye', 0x3}], 0x1, &(0x7f0000000300)=[{0x18, 0x110, 0x1, "0100000000000000"}, {0x18, 0x110, 0x2, "0100000000000000"}], 0x30}, 0x0) nanosleep(&(0x7f0000000400)={0x3}, 0x0) 16.58432935s ago: executing program 32 (id=106): r0 = socket$rxrpc(0x21, 0x2, 0x2) bind$rxrpc(r0, &(0x7f0000000000)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x1234, @loopback}}, 0x24) listen(r0, 0x5) r1 = socket$rxrpc(0x21, 0x2, 0x2) sendmsg(r1, &(0x7f0000000100)={&(0x7f0000000080)=@rxrpc=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x1234, @loopback}}, 0x80, &(0x7f0000000200)=[{&(0x7f0000000250)='hello', 0x5}], 0x1, &(0x7f0000000300)=[{0x18, 0x110, 0x1, "0100000000000000"}], 0x18}, 0x0) sendmsg(r1, &(0x7f0000000100)={&(0x7f0000000080)=@rxrpc=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x1234, @loopback}}, 0x80, &(0x7f0000000200)=[{&(0x7f0000000250)='bye', 0x3}], 0x1, &(0x7f0000000300)=[{0x18, 0x110, 0x1, "0100000000000000"}, {0x18, 0x110, 0x2, "0100000000000000"}], 0x30}, 0x0) nanosleep(&(0x7f0000000400)={0x3}, 0x0) 9.658122843s ago: executing program 3 (id=134): r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syz_tun\x00', 0x1000}) r1 = socket$inet_sctp(0x2, 0x1, 0x84) bind(r1, &(0x7f0000000200)=@in={0x2, 0x4e23, @dev={0xc0, 0xa8, 0x1, 0x1}}, 0x10) listen(r1, 0x5) write(r0, &(0x7f0000000300)="00000800450000540000400040840000c0a80102c0a8010110e24e230000000000000000010000380102030400010000000a000a00000000800200240102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f20", 0x58) 8.552923287s ago: executing program 3 (id=140): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./proc\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./proc\x00', &(0x7f0000000040)='proc\x00', 0x0, 0x0) r0 = socket$inet_sctp(0x2, 0x1, 0x84) r1 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./proc/sys/net/sctp/no_checksums\x00', 0x1, 0x0) write(r1, &(0x7f0000000100)='1\n', 0x2) close(r1) r2 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./proc/sys/net/sctp/addip_enable\x00', 0x1, 0x0) write(r2, &(0x7f0000000180)='1\n', 0x2) close(r2) r3 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./proc/sys/net/sctp/addip_noauth_enable\x00', 0x1, 0x0) write(r3, &(0x7f0000000200)='1\n', 0x2) close(r3) bind$inet(r0, &(0x7f0000000240)={0x2, 0x4e21, @loopback}, 0x10) listen(r0, 0x5) r4 = socket$inet_sctp(0x2, 0x1, 0x84) bind$inet(r4, &(0x7f0000000280)={0x2, 0x0, @loopback}, 0x10) connect$inet(r4, &(0x7f00000002c0)={0x2, 0x4e21, @loopback}, 0x10) accept(r0, 0x0, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r4, 0x84, 0x64, &(0x7f0000000300)=[@in={0x2, 0x0, @loopback}], 0x10) sendto$inet(r4, &(0x7f0000000400)="00004e211234567800000000a10000140000000000a1000800010000", 0x1c, 0x0, &(0x7f00000002c0)={0x2, 0x4e21, @loopback}, 0x10) 8.539455899s ago: executing program 3 (id=141): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd\x00', 0x1ff) mount(0x0, &(0x7f0000000040)='./nfsd\x00', &(0x7f0000000080)='nfsd\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f00000000c0)='./nfsd/portlist\x00', 0x2, 0x0) write(r0, &(0x7f0000000100)='tcp 2049\x00', 0x9) close(r0) r1 = openat(0xffffffffffffff9c, &(0x7f00000000c0)='./nfsd/threads\x00', 0x2, 0x0) write(r1, &(0x7f0000000100)='1\x00', 0x2) close(r1) r2 = openat(0xffffffffffffff9c, &(0x7f00000000c0)='./nfsd/threads\x00', 0x2, 0x0) write(r2, &(0x7f0000000100)='0\x00', 0x2) close(r2) 6.660330975s ago: executing program 3 (id=150): r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$netlink(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000200)=[{&(0x7f0000000300)=ANY=[@ANYBLOB="200000003f00010001000000000000000101000000000000080001006f7673300800020000000000"], 0x20}], 0x1}, 0x0) sendmsg$netlink(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000400)=[{&(0x7f0000000500)=ANY=[@ANYBLOB="440000004100010001000000000000000101000000000000240001001000040001020304050606050403020106000600080000000800030004000000"], 0x44}], 0x1}, 0x0) 4.274357872s ago: executing program 3 (id=156): r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000000)=ANY=[@ANYBLOB="1000000000000000"], 0x10}}, 0x0) 4.165472449s ago: executing program 3 (id=157): r0 = socket$nl_rdma(0x10, 0x3, 0x14) sendmsg$RDMA_NLDEV_CMD_NEWLINK(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000340)={&(0x7f00000001c0)={0x38, 0x1403, 0x1, 0x0, 0x0, "", [{{0x9, 0x2, 'syz0\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'lo\x00'}}]}, 0x38}}, 0x0) nanosleep(&(0x7f0000000300)={0x0, 0x2faf080}, 0x0) r1 = socket$inet_smc(0x2b, 0x1, 0x0) bind$inet(r1, &(0x7f0000000400)={0x2, 0x4e21, @loopback}, 0x10) listen(r1, 0x10) r2 = socket$inet_smc(0x2b, 0x801, 0x0) connect$inet(r2, &(0x7f0000000500)={0x2, 0x4e21, @loopback}, 0x10) accept$inet(r1, 0x0, 0x0) nanosleep(&(0x7f0000000300)={0x1}, 0x0) sendmsg$RDMA_NLDEV_CMD_DELLINK(r0, &(0x7f0000000600)={0x0, 0x0, &(0x7f0000000700)={&(0x7f0000000800)={0x18, 0x1404, 0x1, 0x0, 0x0, "", [@RDMA_NLDEV_ATTR_DEV_INDEX={0x8}]}, 0x18}}, 0x0) sendmsg$RDMA_NLDEV_CMD_DELLINK(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000000a00)={&(0x7f0000000b00)={0x18, 0x1404, 0x1, 0x0, 0x0, "", [@RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}]}, 0x18}}, 0x0) sendmsg$RDMA_NLDEV_CMD_DELLINK(r0, &(0x7f0000000c00)={0x0, 0x0, &(0x7f0000000d00)={&(0x7f0000000e00)={0x18, 0x1404, 0x1, 0x0, 0x0, "", [@RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}]}, 0x18}}, 0x0) nanosleep(&(0x7f0000000300)={0x1}, 0x0) 2.234776119s ago: executing program 1 (id=161): r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)=@newsa={0x154, 0x10, 0x5, 0x0, 0x0, {{@in=@loopback, @in=@loopback, 0x0, 0x0, 0x0, 0x0, 0x2, 0x20, 0x20}, {@in=@loopback, 0x1234, 0x32}, @in=@loopback, {}, {}, {}, 0x0, 0x0, 0x2}, [@algo_aead={0x64, 0x12, {{'pcrypt(rfc4106(gcm(aes)))\x00'}, 0xc0, 0x80, '\x00'/24}}]}, 0x154}}, 0x0) sendmsg$nl_xfrm(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000500)={&(0x7f0000000600)=@newpolicy={0xfc, 0x13, 0x5, 0x0, 0x0, {{@in=@loopback, @in=@loopback, 0x0, 0x0, 0x0, 0x0, 0x2, 0x20, 0x20}, {}, {}, 0x0, 0x0, 0x1}, [@tmpl={0x44, 0x5, [{{@in=@loopback, 0x1234, 0x32}, 0x2, @in=@loopback}]}]}, 0xfc}}, 0x0) 2.098861608s ago: executing program 1 (id=162): r0 = socket$inet(0x2, 0x1, 0x6) bind$inet(r0, &(0x7f0000000000)={0x2, 0x808, @loopback}, 0x10) listen(r0, 0x5) syz_clone(0x10000, &(0x7f0000001000), 0x0, &(0x7f0000000100), &(0x7f0000000104), &(0x7f0000000200)) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./mnt\x00', 0x1ff) mount$nfs(&(0x7f0000000080)='127.0.0.1:/export\x00', &(0x7f00000000c0)='./mnt\x00', &(0x7f0000000100), 0x0, &(0x7f0000000140)={[{'addr=127.0.0.1,port=2049,nolock,timeo=10,retrans=1\x00'}]}) r1 = accept$inet(r0, 0x0, 0x0) read(r1, &(0x7f0000000300), 0x80) write(r1, &(0x7f0000000400)="80000018000000000000000100"/28, 0x1c) 1.433206076s ago: executing program 2 (id=164): r0 = socket$rxrpc(0x21, 0x2, 0x2) bind$rxrpc(r0, &(0x7f0000000080)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x4e20, @loopback}}, 0x24) listen(r0, 0x5) r1 = socket$rxrpc(0x21, 0x2, 0x2) connect$rxrpc(r1, &(0x7f0000000100)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x4e20, @loopback}}, 0x24) sendmsg(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000300)=[{&(0x7f0000000340)='hello\x00', 0x6}], 0x1, &(0x7f0000000400)=[{0x18, 0x110, 0x1, "0100000000000000"}], 0x18}, 0x0) nanosleep(&(0x7f0000000600)={0x0, 0x2faf080}, 0x0) recvmsg(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f0000000520)=[{&(0x7f0000000540), 0x100}], 0x1, &(0x7f0000000560), 0x100}, 0x40) 1.219431571s ago: executing program 2 (id=165): r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$netlink(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000200)=[{&(0x7f0000000300)=ANY=[@ANYBLOB="4800000041000506010000000000000001010000000000002c00010010000200112233445566778899aabbcc06000600080000001000040001020304050607080600000104000300"], 0x48}], 0x1}, 0x0) 1.098160938s ago: executing program 2 (id=166): syz_genetlink_get_family_id$smc(&(0x7f0000000000), 0xffffffffffffffff) r0 = socket$nl_generic(0x10, 0x3, 0x10) write(r0, &(0x7f0000000100)="3c0000001000010001000000000000003801000025001c0044454641554c54554549443030303030303030303030303030303000", 0x3c) r1 = socket$nl_rdma(0x10, 0x3, 0x14) sendmsg$RDMA_NLDEV_CMD_NEWLINK(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000000c0)={0x38, 0x1403, 0x5, 0x0, 0x0, "", [{{0x9, 0x2, 'syz0\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'veth0\x00'}}]}, 0x38}}, 0x0) sendmsg$RDMA_NLDEV_CMD_NEWLINK(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000001c0)={0x38, 0x1403, 0x5, 0x0, 0x0, "", [{{0x9, 0x2, 'syz1\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'lo\x00'}}]}, 0x38}}, 0x0) nanosleep(&(0x7f0000000400)={0x0, 0x5f5e100}, 0x0) r2 = socket$inet_smc(0x2b, 0x1, 0x0) bind(r2, &(0x7f0000000500)=@in={0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0xaa}}, 0x10) r3 = socket$inet_smc(0x2b, 0x1, 0x0) connect$inet(r3, &(0x7f0000000600)={0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0xaa}}, 0x10) close(r2) 1.068535407s ago: executing program 1 (id=167): r0 = socket$inet_sctp(0x2, 0x1, 0x84) bind(r0, &(0x7f0000000000)=@in={0x2, 0x4e20, @loopback}, 0x10) listen(r0, 0x5) r1 = socket$inet_sctp(0x2, 0x1, 0x84) bind(r1, &(0x7f0000000040)=@in={0x2, 0x4e21, @loopback}, 0x10) connect(r1, &(0x7f0000000080)=@in={0x2, 0x4e20, @loopback}, 0x10) r2 = accept(r0, 0x0, 0x0) sendmsg$inet_sctp(r2, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000180)=[{&(0x7f0000000200)="00010004", 0x4}], 0x1, &(0x7f0000000280)=[@sndrcv={0x30, 0x84, 0x1, {0x0, 0x0, 0x4}}], 0x30}, 0x0) 985.192327ms ago: executing program 1 (id=168): r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$tipc(&(0x7f0000000200), r0) r2 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000040), r0) sendmsg$TIPC_CMD_SET_NODE_ADDR(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r1, 0x1, 0x0, 0x0, {{}, {}, {0x8, 0x1, 0x1000001}}}, 0x20}}, 0x0) sendmsg$TIPC_NL_BEARER_ENABLE(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000080)={0x54, r2, 0x1, 0x0, 0x0, {}, [@TIPC_NLA_BEARER={0x40, 0x1, 0x0, 0x1, [@TIPC_NLA_BEARER_UDP_OPTS={0x2c, 0x4, {{0x14, 0x1, @in={0x2, 0x0, @loopback}}, {0x14, 0x2, @in={0x2, 0x0, @multicast2}}}}, @TIPC_NLA_BEARER_NAME={0xd, 0x1, @udp='udp:syz2\x00'}]}]}, 0x54}}, 0x0) sendmsg$TIPC_NL_BEARER_DISABLE(r0, &(0x7f0000000700)={0x0, 0x0, &(0x7f00000006c0)={&(0x7f00000003c0)={0x28, r2, 0x1, 0x0, 0x0, {}, [@TIPC_NLA_BEARER={0x14, 0x1, 0x0, 0x1, [@TIPC_NLA_BEARER_NAME={0xd, 0x1, @udp='udp:syz2\x00'}]}]}, 0x28}}, 0x0) 877.958618ms ago: executing program 2 (id=169): r0 = syz_init_net_socket$llc(0x1a, 0x801, 0x0) bind$llc(r0, &(0x7f0000000000)={0x1a, 0x1, 0x0, 0x0, 0x0, 0x2}, 0x10) connect$llc(r0, &(0x7f0000000100)={0x1a, 0x1, 0x0, 0x0, 0x0, 0x2, @remote}, 0x10) 694.341019ms ago: executing program 2 (id=170): r0 = socket$rxrpc(0x21, 0x2, 0x2) bind$rxrpc(r0, &(0x7f0000000000)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x4e20, @loopback}}, 0x24) listen(r0, 0x5) r1 = socket$rxrpc(0x21, 0x2, 0x2) bind$rxrpc(r1, &(0x7f0000000040)=@in4={0x21, 0x0, 0x2, 0x10, {0x2, 0x0, @loopback}}, 0x24) connect$rxrpc(r1, &(0x7f0000000080)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x4e20, @loopback}}, 0x24) sendmsg(r1, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000180)='hello\x00', 0x6}], 0x1, &(0x7f0000000200)=[{0x18, 0x110, 0x1, "0100000000000000"}], 0x18}, 0x0) nanosleep(&(0x7f0000000300)={0x0, 0x1dcd6500}, 0x0) recvmsg(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000000380)=""/256, 0x100}], 0x1, &(0x7f0000000400)=""/256, 0x100}, 0x40) 494.283481ms ago: executing program 1 (id=171): unshare(0x4000000) r0 = socket$inet_udp(0x2, 0x2, 0x0) sendto$inet(r0, &(0x7f0000000100)="000000010000000100000001000000010000000101050000000002bc68656c6c6f", 0x21, 0x0, &(0x7f0000000200)={0x2, 0x1b59, @loopback}, 0x10) nanosleep(&(0x7f0000000300)={0x0, 0xbebc200}, 0x0) 84.202222ms ago: executing program 2 (id=172): r0 = socket$xdp(0x2c, 0x3, 0x0) setsockopt$XDP_UMEM_REG(r0, 0x11b, 0x4, &(0x7f0000000040)={&(0x7f0000100000)=""/65536, 0x10000, 0x800}, 0x20) setsockopt$XDP_TX_RING(r0, 0x11b, 0x3, &(0x7f0000000180)=0x10, 0x4) setsockopt$XDP_UMEM_COMPLETION_RING(r0, 0x11b, 0x6, &(0x7f00000001c0)=0x10, 0x4) setsockopt$XDP_UMEM_FILL_RING(r0, 0x11b, 0x5, &(0x7f0000000200)=0x10, 0x4) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'lo\x00', 0x0}) bind$xdp(r0, &(0x7f0000000080)={0x2c, 0x2, r2, 0x0, 0x0}, 0x10) mmap$xdp(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x11, r0, 0x80000000) pipe2(&(0x7f0000000400)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) write(r4, &(0x7f0000000500)="0100"/336, 0x150) read(r3, &(0x7f0000000000), 0x150) sendmsg$xdp(r0, &(0x7f0000000600)={0x0, 0x0, 0x0}, 0x0) 0s ago: executing program 1 (id=173): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x777) mount(0x0, &(0x7f0000000000)='./debug\x00', &(0x7f0000000040)='debugfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./debug/failslab/probability\x00', 0x1, 0x0) write(r0, &(0x7f0000000100)='100\x00', 0x4) r1 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./debug/failslab/interval\x00', 0x1, 0x0) write(r1, &(0x7f0000000180)='1\x00', 0x2) r2 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./debug/failslab/times\x00', 0x1, 0x0) write(r2, &(0x7f0000000200)='-1\x00', 0x3) r3 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./debug/failslab/space\x00', 0x1, 0x0) write(r3, &(0x7f0000000280)='0\x00', 0x2) r4 = openat(0xffffffffffffff9c, &(0x7f00000002c0)='./debug/failslab/verbose\x00', 0x1, 0x0) write(r4, &(0x7f0000000300)='0\x00', 0x2) r5 = openat(0xffffffffffffff9c, &(0x7f0000000340)='./debug/failslab/ignore-gfp-wait\x00', 0x1, 0x0) write(r5, &(0x7f0000000380)='N\x00', 0x2) kernel console output (not intermixed with test programs): +0x75/0x380 [ 147.260915][ T5591] rhashtable_rehash_alloc+0x8e/0x170 [ 147.260946][ T5591] rht_deferred_worker+0x1f02/0x2250 [ 147.260981][ T5591] ? lock_acquire+0x115/0x350 [ 147.261020][ T5591] ? rcu_is_watching+0x15/0xb0 [ 147.261043][ T5591] ? process_one_work+0x7fd/0x1480 [ 147.261066][ T5591] process_one_work+0xaaf/0x1480 [ 147.261109][ T5591] ? __pfx_process_one_work+0x10/0x10 [ 147.261127][ T5591] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.261160][ T5591] ? assign_work+0x3cf/0x5d0 [ 147.261186][ T5591] worker_thread+0xb05/0x10d0 [ 147.261218][ T5591] ? __kthread_parkme+0x71/0x1f0 [ 147.261252][ T5591] kthread+0x388/0x470 [ 147.261277][ T5591] ? __pfx_worker_thread+0x10/0x10 [ 147.261297][ T5591] ? __pfx_kthread+0x10/0x10 [ 147.261325][ T5591] ret_from_fork+0x514/0xb70 [ 147.261353][ T5591] ? __pfx_ret_from_fork+0x10/0x10 [ 147.261379][ T5591] ? __switch_to+0xc89/0x1420 [ 147.261405][ T5591] ? __pfx_kthread+0x10/0x10 [ 147.261432][ T5591] ret_from_fork_asm+0x1a/0x30 [ 147.261475][ T5591] [ 147.261515][ T2232] FAULT_INJECTION: forcing a failure. [ 147.261515][ T2232] name failslab, interval 1, probability 100, space 0, times -1 [ 147.261538][ T2232] CPU: 0 UID: 0 PID: 2232 Comm: kworker/u8:19 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.261559][ T2232] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.261570][ T2232] Workqueue: events_unbound nsim_dev_trap_report_work [ 147.261606][ T2232] Call Trace: [ 147.261613][ T2232] [ 147.261621][ T2232] dump_stack_lvl+0xe8/0x150 [ 147.261647][ T2232] should_fail_ex+0x467/0x600 [ 147.261677][ T2232] should_failslab+0xa8/0x100 [ 147.261697][ T2232] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.261725][ T2232] ? __alloc_skb+0x1d7/0x7a0 [ 147.261747][ T2232] ? __alloc_skb+0x1d7/0x7a0 [ 147.261780][ T2232] __alloc_skb+0x1d7/0x7a0 [ 147.261810][ T2232] nsim_dev_trap_report_work+0x2b1/0xcb0 [ 147.261854][ T2232] ? process_one_work+0x7fd/0x1480 [ 147.261876][ T2232] process_one_work+0xaaf/0x1480 [ 147.261920][ T2232] ? __pfx_process_one_work+0x10/0x10 [ 147.261939][ T2232] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.261973][ T2232] ? assign_work+0x3cf/0x5d0 [ 147.261999][ T2232] worker_thread+0xb05/0x10d0 [ 147.262048][ T2232] kthread+0x388/0x470 [ 147.262074][ T2232] ? __pfx_worker_thread+0x10/0x10 [ 147.262094][ T2232] ? __pfx_kthread+0x10/0x10 [ 147.262121][ T2232] ret_from_fork+0x514/0xb70 [ 147.262150][ T2232] ? __pfx_ret_from_fork+0x10/0x10 [ 147.262176][ T2232] ? __switch_to+0xc89/0x1420 [ 147.262203][ T2232] ? __pfx_kthread+0x10/0x10 [ 147.262230][ T2232] ret_from_fork_asm+0x1a/0x30 [ 147.262275][ T2232] [ 147.262303][ T2232] FAULT_INJECTION: forcing a failure. [ 147.262303][ T2232] name failslab, interval 1, probability 100, space 0, times -1 [ 147.262324][ T2232] CPU: 0 UID: 0 PID: 2232 Comm: kworker/u8:19 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.262345][ T2232] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.262356][ T2232] Workqueue: events_unbound nsim_dev_trap_report_work [ 147.262384][ T2232] Call Trace: [ 147.262391][ T2232] [ 147.262399][ T2232] dump_stack_lvl+0xe8/0x150 [ 147.262424][ T2232] should_fail_ex+0x467/0x600 [ 147.262454][ T2232] should_failslab+0xa8/0x100 [ 147.262475][ T2232] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.262502][ T2232] ? __alloc_skb+0x1d7/0x7a0 [ 147.262525][ T2232] ? __alloc_skb+0x1d7/0x7a0 [ 147.262558][ T2232] __alloc_skb+0x1d7/0x7a0 [ 147.262596][ T2232] nsim_dev_trap_report_work+0x2b1/0xcb0 [ 147.262639][ T2232] ? process_one_work+0x7fd/0x1480 [ 147.262661][ T2232] process_one_work+0xaaf/0x1480 [ 147.262705][ T2232] ? __pfx_process_one_work+0x10/0x10 [ 147.262724][ T2232] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.262758][ T2232] ? assign_work+0x3cf/0x5d0 [ 147.262785][ T2232] worker_thread+0xb05/0x10d0 [ 147.262833][ T2232] kthread+0x388/0x470 [ 147.262858][ T2232] ? __pfx_worker_thread+0x10/0x10 [ 147.262878][ T2232] ? __pfx_kthread+0x10/0x10 [ 147.262905][ T2232] ret_from_fork+0x514/0xb70 [ 147.262934][ T2232] ? __pfx_ret_from_fork+0x10/0x10 [ 147.262960][ T2232] ? __switch_to+0xc89/0x1420 [ 147.262987][ T2232] ? __pfx_kthread+0x10/0x10 [ 147.263014][ T2232] ret_from_fork_asm+0x1a/0x30 [ 147.263062][ T2232] [ 147.263116][ T13] FAULT_INJECTION: forcing a failure. [ 147.263116][ T13] name failslab, interval 1, probability 100, space 0, times -1 [ 147.263138][ T13] CPU: 0 UID: 0 PID: 13 Comm: kworker/u8:1 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.263159][ T13] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.263171][ T13] Workqueue: events_unbound nsim_dev_trap_report_work [ 147.263198][ T13] Call Trace: [ 147.263205][ T13] [ 147.263213][ T13] dump_stack_lvl+0xe8/0x150 [ 147.263238][ T13] should_fail_ex+0x467/0x600 [ 147.263268][ T13] should_failslab+0xa8/0x100 [ 147.263289][ T13] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.263317][ T13] ? __alloc_skb+0x1d7/0x7a0 [ 147.263339][ T13] ? __alloc_skb+0x1d7/0x7a0 [ 147.263371][ T13] __alloc_skb+0x1d7/0x7a0 [ 147.263401][ T13] nsim_dev_trap_report_work+0x2b1/0xcb0 [ 147.263444][ T13] ? process_one_work+0x7fd/0x1480 [ 147.263465][ T13] process_one_work+0xaaf/0x1480 [ 147.263510][ T13] ? __pfx_process_one_work+0x10/0x10 [ 147.263528][ T13] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.263562][ T13] ? assign_work+0x3cf/0x5d0 [ 147.263597][ T13] worker_thread+0xb05/0x10d0 [ 147.263645][ T13] kthread+0x388/0x470 [ 147.263671][ T13] ? __pfx_worker_thread+0x10/0x10 [ 147.263690][ T13] ? __pfx_kthread+0x10/0x10 [ 147.263717][ T13] ret_from_fork+0x514/0xb70 [ 147.263747][ T13] ? __pfx_ret_from_fork+0x10/0x10 [ 147.263773][ T13] ? __switch_to+0xc89/0x1420 [ 147.263800][ T13] ? __pfx_kthread+0x10/0x10 [ 147.263828][ T13] ret_from_fork_asm+0x1a/0x30 [ 147.263872][ T13] [ 147.263884][ T13] FAULT_INJECTION: forcing a failure. [ 147.263884][ T13] name failslab, interval 1, probability 100, space 0, times -1 [ 147.263906][ T13] CPU: 0 UID: 0 PID: 13 Comm: kworker/u8:1 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.263926][ T13] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.263937][ T13] Workqueue: events_unbound nsim_dev_trap_report_work [ 147.263964][ T13] Call Trace: [ 147.263971][ T13] [ 147.263979][ T13] dump_stack_lvl+0xe8/0x150 [ 147.264004][ T13] should_fail_ex+0x467/0x600 [ 147.264034][ T13] should_failslab+0xa8/0x100 [ 147.264055][ T13] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.264082][ T13] ? __alloc_skb+0x1d7/0x7a0 [ 147.264105][ T13] ? __alloc_skb+0x1d7/0x7a0 [ 147.264137][ T13] __alloc_skb+0x1d7/0x7a0 [ 147.264167][ T13] nsim_dev_trap_report_work+0x2b1/0xcb0 [ 147.264210][ T13] ? process_one_work+0x7fd/0x1480 [ 147.264237][ T13] process_one_work+0xaaf/0x1480 [ 147.264284][ T13] ? __pfx_process_one_work+0x10/0x10 [ 147.264302][ T13] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.264336][ T13] ? assign_work+0x3cf/0x5d0 [ 147.264363][ T13] worker_thread+0xb05/0x10d0 [ 147.264411][ T13] kthread+0x388/0x470 [ 147.264436][ T13] ? __pfx_worker_thread+0x10/0x10 [ 147.264456][ T13] ? __pfx_kthread+0x10/0x10 [ 147.264483][ T13] ret_from_fork+0x514/0xb70 [ 147.264513][ T13] ? __pfx_ret_from_fork+0x10/0x10 [ 147.264539][ T13] ? __switch_to+0xc89/0x1420 [ 147.264566][ T13] ? __pfx_kthread+0x10/0x10 [ 147.264601][ T13] ret_from_fork_asm+0x1a/0x30 [ 147.264646][ T13] [ 147.265383][ T2232] FAULT_INJECTION: forcing a failure. [ 147.265383][ T2232] name failslab, interval 1, probability 100, space 0, times -1 [ 147.265418][ T2232] CPU: 0 UID: 0 PID: 2232 Comm: kworker/u8:19 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.265439][ T2232] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.265451][ T2232] Workqueue: events_unbound nsim_dev_trap_report_work [ 147.265479][ T2232] Call Trace: [ 147.265486][ T2232] [ 147.265494][ T2232] dump_stack_lvl+0xe8/0x150 [ 147.265519][ T2232] should_fail_ex+0x467/0x600 [ 147.265549][ T2232] should_failslab+0xa8/0x100 [ 147.265569][ T2232] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.265604][ T2232] ? __alloc_skb+0x1d7/0x7a0 [ 147.265626][ T2232] ? __alloc_skb+0x1d7/0x7a0 [ 147.265659][ T2232] __alloc_skb+0x1d7/0x7a0 [ 147.265691][ T2232] nsim_dev_trap_report_work+0x2b1/0xcb0 [ 147.265738][ T2232] ? process_one_work+0x7fd/0x1480 [ 147.265761][ T2232] process_one_work+0xaaf/0x1480 [ 147.265809][ T2232] ? __pfx_process_one_work+0x10/0x10 [ 147.265828][ T2232] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.265866][ T2232] ? assign_work+0x3cf/0x5d0 [ 147.265894][ T2232] worker_thread+0xb05/0x10d0 [ 147.265947][ T2232] kthread+0x388/0x470 [ 147.265972][ T2232] ? __pfx_worker_thread+0x10/0x10 [ 147.265991][ T2232] ? __pfx_kthread+0x10/0x10 [ 147.266019][ T2232] ret_from_fork+0x514/0xb70 [ 147.266048][ T2232] ? __pfx_ret_from_fork+0x10/0x10 [ 147.266074][ T2232] ? __switch_to+0xc89/0x1420 [ 147.266101][ T2232] ? __pfx_kthread+0x10/0x10 [ 147.266129][ T2232] ret_from_fork_asm+0x1a/0x30 [ 147.266174][ T2232] [ 147.266250][ T5589] FAULT_INJECTION: forcing a failure. [ 147.266250][ T5589] name failslab, interval 1, probability 100, space 0, times -1 [ 147.266275][ T5589] CPU: 0 UID: 0 PID: 5589 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.266296][ T5589] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.266306][ T5589] Call Trace: [ 147.266314][ T5589] [ 147.266321][ T5589] dump_stack_lvl+0xe8/0x150 [ 147.266347][ T5589] should_fail_ex+0x467/0x600 [ 147.266376][ T5589] should_failslab+0xa8/0x100 [ 147.266396][ T5589] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.266423][ T5589] ? __alloc_skb+0x1d7/0x7a0 [ 147.266446][ T5589] ? __alloc_skb+0x1d7/0x7a0 [ 147.266477][ T5589] __alloc_skb+0x1d7/0x7a0 [ 147.266507][ T5589] tcp_stream_alloc_skb+0x3f/0x5c0 [ 147.266538][ T5589] tcp_sendmsg_locked+0x143d/0x55c0 [ 147.266627][ T5589] ? __pfx_tcp_sendmsg_locked+0x10/0x10 [ 147.266666][ T5589] ? __local_bh_enable_ip+0x1ae/0x2b0 [ 147.266687][ T5589] ? lockdep_hardirqs_on+0x7a/0x110 [ 147.266712][ T5589] tcp_sendmsg+0x2f/0x50 [ 147.266739][ T5589] ? __pfx_inet_sendmsg+0x10/0x10 [ 147.266762][ T5589] sock_sendmsg_nosec+0x10e/0x180 [ 147.266787][ T5589] sock_write_iter+0x2e4/0x3f0 [ 147.266810][ T5589] ? __pfx_sock_write_iter+0x10/0x10 [ 147.266838][ T5589] ? bpf_lsm_file_permission+0x9/0x20 [ 147.266864][ T5589] ? security_file_permission+0x68/0x220 [ 147.266895][ T5589] vfs_write+0x61e/0xbb0 [ 147.266930][ T5589] ? __pfx_vfs_write+0x10/0x10 [ 147.266974][ T5589] ksys_write+0x156/0x270 [ 147.267000][ T5589] ? __pfx_ksys_write+0x10/0x10 [ 147.267032][ T5589] do_syscall_64+0x17b/0x530 [ 147.267052][ T5589] ? irqentry_exit+0x10f/0x8f0 [ 147.267070][ T5589] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 147.267090][ T5589] ? clear_bhb_loop+0x40/0x90 [ 147.267115][ T5589] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 147.267134][ T5589] RIP: 0033:0x7f0038289017 [ 147.267151][ T5589] Code: 48 89 fa 4c 89 df e8 a8 56 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 147.267168][ T5589] RSP: 002b:00007ffda6c745c0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 147.267188][ T5589] RAX: ffffffffffffffda RBX: 0000555556075540 RCX: 00007f0038289017 [ 147.267203][ T5589] RDX: 0000000000000160 RSI: 00007f003412fea0 RDI: 0000000000000003 [ 147.267216][ T5589] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 147.267228][ T5589] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000160 [ 147.267240][ T5589] R13: 0000555556089d90 R14: 00007ffda6c74b60 R15: 00007f003412fea0 [ 147.267272][ T5589] [ 147.267351][ T5591] FAULT_INJECTION: forcing a failure. [ 147.267351][ T5591] name failslab, interval 1, probability 100, space 0, times -1 [ 147.267375][ T5591] CPU: 0 UID: 0 PID: 5591 Comm: kworker/0:3 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.267395][ T5591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.267407][ T5591] Workqueue: events rht_deferred_worker [ 147.267433][ T5591] Call Trace: [ 147.267440][ T5591] [ 147.267448][ T5591] dump_stack_lvl+0xe8/0x150 [ 147.267474][ T5591] should_fail_ex+0x467/0x600 [ 147.267503][ T5591] should_failslab+0xa8/0x100 [ 147.267524][ T5591] __kvmalloc_node_noprof+0x176/0x880 [ 147.267556][ T5591] ? bucket_table_alloc+0x75/0x380 [ 147.267589][ T5591] ? bucket_table_alloc+0x75/0x380 [ 147.267623][ T5591] bucket_table_alloc+0x75/0x380 [ 147.267653][ T5591] rhashtable_rehash_alloc+0x8e/0x170 [ 147.267685][ T5591] rht_deferred_worker+0x1f02/0x2250 [ 147.267720][ T5591] ? lock_acquire+0x115/0x350 [ 147.267758][ T5591] ? rcu_is_watching+0x15/0xb0 [ 147.267785][ T5591] ? process_one_work+0x7fd/0x1480 [ 147.267807][ T5591] process_one_work+0xaaf/0x1480 [ 147.267849][ T5591] ? __pfx_process_one_work+0x10/0x10 [ 147.267867][ T5591] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.267900][ T5591] ? assign_work+0x3cf/0x5d0 [ 147.267946][ T5591] worker_thread+0xb05/0x10d0 [ 147.267978][ T5591] ? __kthread_parkme+0x71/0x1f0 [ 147.268012][ T5591] kthread+0x388/0x470 [ 147.268038][ T5591] ? __pfx_worker_thread+0x10/0x10 [ 147.268057][ T5591] ? __pfx_kthread+0x10/0x10 [ 147.268084][ T5591] ret_from_fork+0x514/0xb70 [ 147.268113][ T5591] ? __pfx_ret_from_fork+0x10/0x10 [ 147.268139][ T5591] ? __switch_to+0xc89/0x1420 [ 147.268165][ T5591] ? __pfx_kthread+0x10/0x10 [ 147.268192][ T5591] ret_from_fork_asm+0x1a/0x30 [ 147.268236][ T5591] [ 147.268276][ T5591] FAULT_INJECTION: forcing a failure. [ 147.268276][ T5591] name failslab, interval 1, probability 100, space 0, times -1 [ 147.268299][ T5591] CPU: 0 UID: 0 PID: 5591 Comm: kworker/0:3 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.268323][ T5591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.268334][ T5591] Workqueue: events rht_deferred_worker [ 147.268360][ T5591] Call Trace: [ 147.268368][ T5591] [ 147.268376][ T5591] dump_stack_lvl+0xe8/0x150 [ 147.268401][ T5591] should_fail_ex+0x467/0x600 [ 147.268430][ T5591] should_failslab+0xa8/0x100 [ 147.268450][ T5591] __kvmalloc_node_noprof+0x176/0x880 [ 147.268482][ T5591] ? bucket_table_alloc+0x75/0x380 [ 147.268507][ T5591] ? bucket_table_alloc+0x75/0x380 [ 147.268540][ T5591] bucket_table_alloc+0x75/0x380 [ 147.268570][ T5591] rhashtable_rehash_alloc+0x8e/0x170 [ 147.268609][ T5591] rht_deferred_worker+0x1f02/0x2250 [ 147.268643][ T5591] ? lock_acquire+0x115/0x350 [ 147.268682][ T5591] ? rcu_is_watching+0x15/0xb0 [ 147.268705][ T5591] ? process_one_work+0x7fd/0x1480 [ 147.268727][ T5591] process_one_work+0xaaf/0x1480 [ 147.268770][ T5591] ? __pfx_process_one_work+0x10/0x10 [ 147.268788][ T5591] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.268821][ T5591] ? assign_work+0x3cf/0x5d0 [ 147.268847][ T5591] worker_thread+0xb05/0x10d0 [ 147.268880][ T5591] ? __kthread_parkme+0x71/0x1f0 [ 147.268913][ T5591] kthread+0x388/0x470 [ 147.268939][ T5591] ? __pfx_worker_thread+0x10/0x10 [ 147.268958][ T5591] ? __pfx_kthread+0x10/0x10 [ 147.268986][ T5591] ret_from_fork+0x514/0xb70 [ 147.269015][ T5591] ? __pfx_ret_from_fork+0x10/0x10 [ 147.269050][ T5591] ? __switch_to+0xc89/0x1420 [ 147.269075][ T5591] ? __pfx_kthread+0x10/0x10 [ 147.269103][ T5591] ret_from_fork_asm+0x1a/0x30 [ 147.269146][ T5591] [ 147.269219][ T13] FAULT_INJECTION: forcing a failure. [ 147.269219][ T13] name failslab, interval 1, probability 100, space 0, times -1 [ 147.269242][ T13] CPU: 0 UID: 0 PID: 13 Comm: kworker/u8:1 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.269262][ T13] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.269274][ T13] Workqueue: events_unbound nsim_dev_trap_report_work [ 147.269301][ T13] Call Trace: [ 147.269309][ T13] [ 147.269317][ T13] dump_stack_lvl+0xe8/0x150 [ 147.269342][ T13] should_fail_ex+0x467/0x600 [ 147.269373][ T13] should_failslab+0xa8/0x100 [ 147.269394][ T13] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.269421][ T13] ? __alloc_skb+0x1d7/0x7a0 [ 147.269444][ T13] ? __alloc_skb+0x1d7/0x7a0 [ 147.269476][ T13] __alloc_skb+0x1d7/0x7a0 [ 147.269506][ T13] nsim_dev_trap_report_work+0x2b1/0xcb0 [ 147.269549][ T13] ? process_one_work+0x7fd/0x1480 [ 147.269570][ T13] process_one_work+0xaaf/0x1480 [ 147.269623][ T13] ? __pfx_process_one_work+0x10/0x10 [ 147.269640][ T13] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.269674][ T13] ? assign_work+0x3cf/0x5d0 [ 147.269700][ T13] worker_thread+0xb05/0x10d0 [ 147.269748][ T13] kthread+0x388/0x470 [ 147.269774][ T13] ? __pfx_worker_thread+0x10/0x10 [ 147.269793][ T13] ? __pfx_kthread+0x10/0x10 [ 147.269821][ T13] ret_from_fork+0x514/0xb70 [ 147.269850][ T13] ? __pfx_ret_from_fork+0x10/0x10 [ 147.269877][ T13] ? __switch_to+0xc89/0x1420 [ 147.269903][ T13] ? __pfx_kthread+0x10/0x10 [ 147.269930][ T13] ret_from_fork_asm+0x1a/0x30 [ 147.269975][ T13] [ 147.269988][ T13] FAULT_INJECTION: forcing a failure. [ 147.269988][ T13] name failslab, interval 1, probability 100, space 0, times -1 [ 147.270009][ T13] CPU: 0 UID: 0 PID: 13 Comm: kworker/u8:1 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.270029][ T13] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.270041][ T13] Workqueue: events_unbound nsim_dev_trap_report_work [ 147.270068][ T13] Call Trace: [ 147.270075][ T13] [ 147.270082][ T13] dump_stack_lvl+0xe8/0x150 [ 147.270108][ T13] should_fail_ex+0x467/0x600 [ 147.270138][ T13] should_failslab+0xa8/0x100 [ 147.270158][ T13] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.270186][ T13] ? __alloc_skb+0x1d7/0x7a0 [ 147.270209][ T13] ? __alloc_skb+0x1d7/0x7a0 [ 147.270241][ T13] __alloc_skb+0x1d7/0x7a0 [ 147.270271][ T13] nsim_dev_trap_report_work+0x2b1/0xcb0 [ 147.270313][ T13] ? process_one_work+0x7fd/0x1480 [ 147.270335][ T13] process_one_work+0xaaf/0x1480 [ 147.270379][ T13] ? __pfx_process_one_work+0x10/0x10 [ 147.270397][ T13] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.270431][ T13] ? assign_work+0x3cf/0x5d0 [ 147.270458][ T13] worker_thread+0xb05/0x10d0 [ 147.270505][ T13] kthread+0x388/0x470 [ 147.270531][ T13] ? __pfx_worker_thread+0x10/0x10 [ 147.270549][ T13] ? __pfx_kthread+0x10/0x10 [ 147.270584][ T13] ret_from_fork+0x514/0xb70 [ 147.270614][ T13] ? __pfx_ret_from_fork+0x10/0x10 [ 147.270640][ T13] ? __switch_to+0xc89/0x1420 [ 147.270667][ T13] ? __pfx_kthread+0x10/0x10 [ 147.270694][ T13] ret_from_fork_asm+0x1a/0x30 [ 147.270743][ T13] [ 147.270783][ T2232] FAULT_INJECTION: forcing a failure. [ 147.270783][ T2232] name failslab, interval 1, probability 100, space 0, times -1 [ 147.270805][ T2232] CPU: 0 UID: 0 PID: 2232 Comm: kworker/u8:19 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.270825][ T2232] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.270837][ T2232] Workqueue: events_unbound nsim_dev_trap_report_work [ 147.270864][ T2232] Call Trace: [ 147.270871][ T2232] [ 147.270879][ T2232] dump_stack_lvl+0xe8/0x150 [ 147.270905][ T2232] should_fail_ex+0x467/0x600 [ 147.270935][ T2232] should_failslab+0xa8/0x100 [ 147.270957][ T2232] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.270984][ T2232] ? __alloc_skb+0x1d7/0x7a0 [ 147.271007][ T2232] ? __alloc_skb+0x1d7/0x7a0 [ 147.271039][ T2232] __alloc_skb+0x1d7/0x7a0 [ 147.271069][ T2232] nsim_dev_trap_report_work+0x2b1/0xcb0 [ 147.271112][ T2232] ? process_one_work+0x7fd/0x1480 [ 147.271134][ T2232] process_one_work+0xaaf/0x1480 [ 147.271178][ T2232] ? __pfx_process_one_work+0x10/0x10 [ 147.271196][ T2232] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.271230][ T2232] ? assign_work+0x3cf/0x5d0 [ 147.271256][ T2232] worker_thread+0xb05/0x10d0 [ 147.271304][ T2232] kthread+0x388/0x470 [ 147.271330][ T2232] ? __pfx_worker_thread+0x10/0x10 [ 147.271349][ T2232] ? __pfx_kthread+0x10/0x10 [ 147.271376][ T2232] ret_from_fork+0x514/0xb70 [ 147.271409][ T2232] ? __pfx_ret_from_fork+0x10/0x10 [ 147.271435][ T2232] ? __switch_to+0xc89/0x1420 [ 147.271462][ T2232] ? __pfx_kthread+0x10/0x10 [ 147.271489][ T2232] ret_from_fork_asm+0x1a/0x30 [ 147.271534][ T2232] [ 147.271685][ T5589] FAULT_INJECTION: forcing a failure. [ 147.271685][ T5589] name failslab, interval 1, probability 100, space 0, times -1 [ 147.271709][ T5589] CPU: 0 UID: 0 PID: 5589 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.271730][ T5589] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.271741][ T5589] Call Trace: [ 147.271747][ T5589] [ 147.271756][ T5589] dump_stack_lvl+0xe8/0x150 [ 147.271782][ T5589] should_fail_ex+0x467/0x600 [ 147.271811][ T5589] should_failslab+0xa8/0x100 [ 147.271831][ T5589] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.271858][ T5589] ? __alloc_skb+0x1d7/0x7a0 [ 147.271880][ T5589] ? __alloc_skb+0x1d7/0x7a0 [ 147.271911][ T5589] __alloc_skb+0x1d7/0x7a0 [ 147.271941][ T5589] tcp_stream_alloc_skb+0x3f/0x5c0 [ 147.271976][ T5589] tcp_sendmsg_locked+0x143d/0x55c0 [ 147.272064][ T5589] ? __pfx_tcp_sendmsg_locked+0x10/0x10 [ 147.272106][ T5589] ? __local_bh_enable_ip+0x1ae/0x2b0 [ 147.272127][ T5589] ? lockdep_hardirqs_on+0x7a/0x110 [ 147.272152][ T5589] tcp_sendmsg+0x2f/0x50 [ 147.272180][ T5589] ? __pfx_inet_sendmsg+0x10/0x10 [ 147.272203][ T5589] sock_sendmsg_nosec+0x10e/0x180 [ 147.272228][ T5589] sock_write_iter+0x2e4/0x3f0 [ 147.272251][ T5589] ? __pfx_sock_write_iter+0x10/0x10 [ 147.272280][ T5589] ? bpf_lsm_file_permission+0x9/0x20 [ 147.272307][ T5589] ? security_file_permission+0x68/0x220 [ 147.272337][ T5589] vfs_write+0x61e/0xbb0 [ 147.272368][ T5589] ? __pfx_vfs_write+0x10/0x10 [ 147.272412][ T5589] ksys_write+0x156/0x270 [ 147.272438][ T5589] ? __pfx_ksys_write+0x10/0x10 [ 147.272470][ T5589] do_syscall_64+0x17b/0x530 [ 147.272490][ T5589] ? irqentry_exit+0x10f/0x8f0 [ 147.272508][ T5589] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 147.272528][ T5589] ? clear_bhb_loop+0x40/0x90 [ 147.272553][ T5589] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 147.272572][ T5589] RIP: 0033:0x7f0038289017 [ 147.272596][ T5589] Code: 48 89 fa 4c 89 df e8 a8 56 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 147.272612][ T5589] RSP: 002b:00007ffda6c745c0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 147.272631][ T5589] RAX: ffffffffffffffda RBX: 0000555556075540 RCX: 00007f0038289017 [ 147.272646][ T5589] RDX: 0000000000000160 RSI: 00007f003412fea0 RDI: 0000000000000003 [ 147.272659][ T5589] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 147.272671][ T5589] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000160 [ 147.272684][ T5589] R13: 0000555556089d90 R14: 00007ffda6c74b60 R15: 00007f003412fea0 [ 147.272715][ T5589] [ 147.272940][ T2232] FAULT_INJECTION: forcing a failure. [ 147.272940][ T2232] name failslab, interval 1, probability 100, space 0, times -1 [ 147.272964][ T2232] CPU: 0 UID: 0 PID: 2232 Comm: kworker/u8:19 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.272985][ T2232] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.272996][ T2232] Workqueue: events_unbound nsim_dev_trap_report_work [ 147.273024][ T2232] Call Trace: [ 147.273031][ T2232] [ 147.273039][ T2232] dump_stack_lvl+0xe8/0x150 [ 147.273064][ T2232] should_fail_ex+0x467/0x600 [ 147.273098][ T2232] should_failslab+0xa8/0x100 [ 147.273120][ T2232] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.273148][ T2232] ? __alloc_skb+0x1d7/0x7a0 [ 147.273170][ T2232] ? __alloc_skb+0x1d7/0x7a0 [ 147.273203][ T2232] __alloc_skb+0x1d7/0x7a0 [ 147.273233][ T2232] nsim_dev_trap_report_work+0x2b1/0xcb0 [ 147.273276][ T2232] ? process_one_work+0x7fd/0x1480 [ 147.273298][ T2232] process_one_work+0xaaf/0x1480 [ 147.273343][ T2232] ? __pfx_process_one_work+0x10/0x10 [ 147.273361][ T2232] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.273395][ T2232] ? assign_work+0x3cf/0x5d0 [ 147.273421][ T2232] worker_thread+0xb05/0x10d0 [ 147.273469][ T2232] kthread+0x388/0x470 [ 147.273495][ T2232] ? __pfx_worker_thread+0x10/0x10 [ 147.273515][ T2232] ? __pfx_kthread+0x10/0x10 [ 147.273543][ T2232] ret_from_fork+0x514/0xb70 [ 147.273572][ T2232] ? __pfx_ret_from_fork+0x10/0x10 [ 147.273633][ T2232] ? __switch_to+0xc89/0x1420 [ 147.273659][ T2232] ? __pfx_kthread+0x10/0x10 [ 147.273687][ T2232] ret_from_fork_asm+0x1a/0x30 [ 147.273731][ T2232] [ 147.273906][ T13] FAULT_INJECTION: forcing a failure. [ 147.273906][ T13] name failslab, interval 1, probability 100, space 0, times -1 [ 147.273931][ T13] CPU: 0 UID: 0 PID: 13 Comm: kworker/u8:1 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.273951][ T13] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.273962][ T13] Workqueue: events_unbound nsim_dev_trap_report_work [ 147.273990][ T13] Call Trace: [ 147.273997][ T13] [ 147.274005][ T13] dump_stack_lvl+0xe8/0x150 [ 147.274030][ T13] should_fail_ex+0x467/0x600 [ 147.274061][ T13] should_failslab+0xa8/0x100 [ 147.274082][ T13] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.274110][ T13] ? __alloc_skb+0x1d7/0x7a0 [ 147.274133][ T13] ? __alloc_skb+0x1d7/0x7a0 [ 147.274165][ T13] __alloc_skb+0x1d7/0x7a0 [ 147.274196][ T13] nsim_dev_trap_report_work+0x2b1/0xcb0 [ 147.274243][ T13] ? process_one_work+0x7fd/0x1480 [ 147.274266][ T13] process_one_work+0xaaf/0x1480 [ 147.274314][ T13] ? __pfx_process_one_work+0x10/0x10 [ 147.274334][ T13] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.274368][ T13] ? assign_work+0x3cf/0x5d0 [ 147.274395][ T13] worker_thread+0xb05/0x10d0 [ 147.274443][ T13] kthread+0x388/0x470 [ 147.274469][ T13] ? __pfx_worker_thread+0x10/0x10 [ 147.274490][ T13] ? __pfx_kthread+0x10/0x10 [ 147.274517][ T13] ret_from_fork+0x514/0xb70 [ 147.274546][ T13] ? __pfx_ret_from_fork+0x10/0x10 [ 147.274573][ T13] ? __switch_to+0xc89/0x1420 [ 147.274608][ T13] ? __pfx_kthread+0x10/0x10 [ 147.274635][ T13] ret_from_fork_asm+0x1a/0x30 [ 147.274680][ T13] [ 147.274855][ T5589] FAULT_INJECTION: forcing a failure. [ 147.274855][ T5589] name failslab, interval 1, probability 100, space 0, times -1 [ 147.274880][ T5589] CPU: 0 UID: 0 PID: 5589 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.274901][ T5589] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.274913][ T5589] Call Trace: [ 147.274920][ T5589] [ 147.274928][ T5589] dump_stack_lvl+0xe8/0x150 [ 147.274954][ T5589] should_fail_ex+0x467/0x600 [ 147.274983][ T5589] should_failslab+0xa8/0x100 [ 147.275003][ T5589] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.275030][ T5589] ? __alloc_skb+0x1d7/0x7a0 [ 147.275053][ T5589] ? __alloc_skb+0x1d7/0x7a0 [ 147.275084][ T5589] __alloc_skb+0x1d7/0x7a0 [ 147.275112][ T5589] tcp_stream_alloc_skb+0x3f/0x5c0 [ 147.275143][ T5589] tcp_sendmsg_locked+0x143d/0x55c0 [ 147.275228][ T5589] ? __pfx_tcp_sendmsg_locked+0x10/0x10 [ 147.275266][ T5589] ? __local_bh_enable_ip+0x1ae/0x2b0 [ 147.275287][ T5589] ? lockdep_hardirqs_on+0x7a/0x110 [ 147.275312][ T5589] tcp_sendmsg+0x2f/0x50 [ 147.275340][ T5589] ? __pfx_inet_sendmsg+0x10/0x10 [ 147.275362][ T5589] sock_sendmsg_nosec+0x10e/0x180 [ 147.275387][ T5589] sock_write_iter+0x2e4/0x3f0 [ 147.275410][ T5589] ? __pfx_sock_write_iter+0x10/0x10 [ 147.275438][ T5589] ? bpf_lsm_file_permission+0x9/0x20 [ 147.275464][ T5589] ? security_file_permission+0x68/0x220 [ 147.275495][ T5589] vfs_write+0x61e/0xbb0 [ 147.275527][ T5589] ? __pfx_vfs_write+0x10/0x10 [ 147.275571][ T5589] ksys_write+0x156/0x270 [ 147.275605][ T5589] ? __pfx_ksys_write+0x10/0x10 [ 147.275637][ T5589] do_syscall_64+0x17b/0x530 [ 147.275658][ T5589] ? irqentry_exit+0x10f/0x8f0 [ 147.275676][ T5589] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 147.275696][ T5589] ? clear_bhb_loop+0x40/0x90 [ 147.275720][ T5589] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 147.275739][ T5589] RIP: 0033:0x7f0038289017 [ 147.275756][ T5589] Code: 48 89 fa 4c 89 df e8 a8 56 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 147.275773][ T5589] RSP: 002b:00007ffda6c745c0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 147.275792][ T5589] RAX: ffffffffffffffda RBX: 0000555556075540 RCX: 00007f0038289017 [ 147.275808][ T5589] RDX: 0000000000000160 RSI: 00007f003412fea0 RDI: 0000000000000003 [ 147.275820][ T5589] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 147.275832][ T5589] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000160 [ 147.275844][ T5589] R13: 0000555556089d90 R14: 00007ffda6c74b60 R15: 00007f003412fea0 [ 147.275876][ T5589] [ 147.276026][ T3363] FAULT_INJECTION: forcing a failure. [ 147.276026][ T3363] name failslab, interval 1, probability 100, space 0, times -1 [ 147.276051][ T3363] CPU: 0 UID: 0 PID: 3363 Comm: kworker/u8:24 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.276072][ T3363] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.276084][ T3363] Workqueue: events_unbound nsim_dev_trap_report_work [ 147.276113][ T3363] Call Trace: [ 147.276120][ T3363] [ 147.276128][ T3363] dump_stack_lvl+0xe8/0x150 [ 147.276153][ T3363] should_fail_ex+0x467/0x600 [ 147.276184][ T3363] should_failslab+0xa8/0x100 [ 147.276205][ T3363] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.276233][ T3363] ? __alloc_skb+0x1d7/0x7a0 [ 147.276255][ T3363] ? __alloc_skb+0x1d7/0x7a0 [ 147.276287][ T3363] __alloc_skb+0x1d7/0x7a0 [ 147.276317][ T3363] nsim_dev_trap_report_work+0x2b1/0xcb0 [ 147.276360][ T3363] ? process_one_work+0x7fd/0x1480 [ 147.276382][ T3363] process_one_work+0xaaf/0x1480 [ 147.276426][ T3363] ? __pfx_process_one_work+0x10/0x10 [ 147.276445][ T3363] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.276479][ T3363] ? assign_work+0x3cf/0x5d0 [ 147.276507][ T3363] worker_thread+0xb05/0x10d0 [ 147.276540][ T3363] ? __kthread_parkme+0x71/0x1f0 [ 147.276583][ T3363] kthread+0x388/0x470 [ 147.276609][ T3363] ? __pfx_worker_thread+0x10/0x10 [ 147.276629][ T3363] ? __pfx_kthread+0x10/0x10 [ 147.276656][ T3363] ret_from_fork+0x514/0xb70 [ 147.276686][ T3363] ? __pfx_ret_from_fork+0x10/0x10 [ 147.276712][ T3363] ? __switch_to+0xc89/0x1420 [ 147.276738][ T3363] ? __pfx_kthread+0x10/0x10 [ 147.276766][ T3363] ret_from_fork_asm+0x1a/0x30 [ 147.276810][ T3363] [ 147.276824][ T3363] FAULT_INJECTION: forcing a failure. [ 147.276824][ T3363] name failslab, interval 1, probability 100, space 0, times -1 [ 147.276846][ T3363] CPU: 0 UID: 0 PID: 3363 Comm: kworker/u8:24 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.276867][ T3363] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.276879][ T3363] Workqueue: events_unbound nsim_dev_trap_report_work [ 147.276906][ T3363] Call Trace: [ 147.276913][ T3363] [ 147.276921][ T3363] dump_stack_lvl+0xe8/0x150 [ 147.276946][ T3363] should_fail_ex+0x467/0x600 [ 147.276976][ T3363] should_failslab+0xa8/0x100 [ 147.276996][ T3363] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.277024][ T3363] ? __alloc_skb+0x1d7/0x7a0 [ 147.277046][ T3363] ? __alloc_skb+0x1d7/0x7a0 [ 147.277078][ T3363] __alloc_skb+0x1d7/0x7a0 [ 147.277108][ T3363] nsim_dev_trap_report_work+0x2b1/0xcb0 [ 147.277151][ T3363] ? process_one_work+0x7fd/0x1480 [ 147.277173][ T3363] process_one_work+0xaaf/0x1480 [ 147.277218][ T3363] ? __pfx_process_one_work+0x10/0x10 [ 147.277236][ T3363] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.277270][ T3363] ? assign_work+0x3cf/0x5d0 [ 147.277297][ T3363] worker_thread+0xb05/0x10d0 [ 147.277330][ T3363] ? __kthread_parkme+0x71/0x1f0 [ 147.277365][ T3363] kthread+0x388/0x470 [ 147.277391][ T3363] ? __pfx_worker_thread+0x10/0x10 [ 147.277411][ T3363] ? __pfx_kthread+0x10/0x10 [ 147.277442][ T3363] ret_from_fork+0x514/0xb70 [ 147.277471][ T3363] ? __pfx_ret_from_fork+0x10/0x10 [ 147.277497][ T3363] ? __switch_to+0xc89/0x1420 [ 147.277524][ T3363] ? __pfx_kthread+0x10/0x10 [ 147.277552][ T3363] ret_from_fork_asm+0x1a/0x30 [ 147.277603][ T3363] [ 147.277706][ T5591] FAULT_INJECTION: forcing a failure. [ 147.277706][ T5591] name failslab, interval 1, probability 100, space 0, times -1 [ 147.277730][ T5591] CPU: 0 UID: 0 PID: 5591 Comm: kworker/0:3 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.277751][ T5591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.277763][ T5591] Workqueue: events rht_deferred_worker [ 147.277789][ T5591] Call Trace: [ 147.277797][ T5591] [ 147.277804][ T5591] dump_stack_lvl+0xe8/0x150 [ 147.277830][ T5591] should_fail_ex+0x467/0x600 [ 147.277860][ T5591] should_failslab+0xa8/0x100 [ 147.277880][ T5591] __kvmalloc_node_noprof+0x176/0x880 [ 147.277913][ T5591] ? bucket_table_alloc+0x75/0x380 [ 147.277937][ T5591] ? bucket_table_alloc+0x75/0x380 [ 147.277971][ T5591] bucket_table_alloc+0x75/0x380 [ 147.277995][ T5591] rhashtable_rehash_alloc+0x8e/0x170 [ 147.278026][ T5591] rht_deferred_worker+0x1f02/0x2250 [ 147.278061][ T5591] ? lock_acquire+0x115/0x350 [ 147.278099][ T5591] ? rcu_is_watching+0x15/0xb0 [ 147.278123][ T5591] ? process_one_work+0x7fd/0x1480 [ 147.278144][ T5591] process_one_work+0xaaf/0x1480 [ 147.278187][ T5591] ? __pfx_process_one_work+0x10/0x10 [ 147.278205][ T5591] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.278239][ T5591] ? assign_work+0x3cf/0x5d0 [ 147.278269][ T5591] worker_thread+0xb05/0x10d0 [ 147.278301][ T5591] ? __kthread_parkme+0x71/0x1f0 [ 147.278334][ T5591] kthread+0x388/0x470 [ 147.278360][ T5591] ? __pfx_worker_thread+0x10/0x10 [ 147.278379][ T5591] ? __pfx_kthread+0x10/0x10 [ 147.278406][ T5591] ret_from_fork+0x514/0xb70 [ 147.278435][ T5591] ? __pfx_ret_from_fork+0x10/0x10 [ 147.278460][ T5591] ? __switch_to+0xc89/0x1420 [ 147.278486][ T5591] ? __pfx_kthread+0x10/0x10 [ 147.278514][ T5591] ret_from_fork_asm+0x1a/0x30 [ 147.278557][ T5591] [ 147.278603][ T5591] FAULT_INJECTION: forcing a failure. [ 147.278603][ T5591] name failslab, interval 1, probability 100, space 0, times -1 [ 147.278626][ T5591] CPU: 0 UID: 0 PID: 5591 Comm: kworker/0:3 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.278646][ T5591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.278658][ T5591] Workqueue: events rht_deferred_worker [ 147.278684][ T5591] Call Trace: [ 147.278692][ T5591] [ 147.278699][ T5591] dump_stack_lvl+0xe8/0x150 [ 147.278725][ T5591] should_fail_ex+0x467/0x600 [ 147.278755][ T5591] should_failslab+0xa8/0x100 [ 147.278775][ T5591] __kvmalloc_node_noprof+0x176/0x880 [ 147.278807][ T5591] ? bucket_table_alloc+0x75/0x380 [ 147.278833][ T5591] ? bucket_table_alloc+0x75/0x380 [ 147.278866][ T5591] bucket_table_alloc+0x75/0x380 [ 147.278897][ T5591] rhashtable_rehash_alloc+0x8e/0x170 [ 147.278928][ T5591] rht_deferred_worker+0x1f02/0x2250 [ 147.278962][ T5591] ? lock_acquire+0x115/0x350 [ 147.279001][ T5591] ? rcu_is_watching+0x15/0xb0 [ 147.279030][ T5591] ? process_one_work+0x7fd/0x1480 [ 147.279052][ T5591] process_one_work+0xaaf/0x1480 [ 147.279095][ T5591] ? __pfx_process_one_work+0x10/0x10 [ 147.279113][ T5591] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.279146][ T5591] ? assign_work+0x3cf/0x5d0 [ 147.279173][ T5591] worker_thread+0xb05/0x10d0 [ 147.279209][ T5591] ? __kthread_parkme+0x71/0x1f0 [ 147.279243][ T5591] kthread+0x388/0x470 [ 147.279268][ T5591] ? __pfx_worker_thread+0x10/0x10 [ 147.279288][ T5591] ? __pfx_kthread+0x10/0x10 [ 147.279315][ T5591] ret_from_fork+0x514/0xb70 [ 147.279344][ T5591] ? __pfx_ret_from_fork+0x10/0x10 [ 147.279370][ T5591] ? __switch_to+0xc89/0x1420 [ 147.279395][ T5591] ? __pfx_kthread+0x10/0x10 [ 147.279422][ T5591] ret_from_fork_asm+0x1a/0x30 [ 147.279465][ T5591] [ 147.279506][ T13] FAULT_INJECTION: forcing a failure. [ 147.279506][ T13] name failslab, interval 1, probability 100, space 0, times -1 [ 147.279530][ T13] CPU: 0 UID: 0 PID: 13 Comm: kworker/u8:1 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.279551][ T13] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.279562][ T13] Workqueue: events_unbound nsim_dev_trap_report_work [ 147.279597][ T13] Call Trace: [ 147.279605][ T13] [ 147.279612][ T13] dump_stack_lvl+0xe8/0x150 [ 147.279638][ T13] should_fail_ex+0x467/0x600 [ 147.279669][ T13] should_failslab+0xa8/0x100 [ 147.279689][ T13] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.279717][ T13] ? __alloc_skb+0x1d7/0x7a0 [ 147.279742][ T13] ? __alloc_skb+0x1d7/0x7a0 [ 147.279777][ T13] __alloc_skb+0x1d7/0x7a0 [ 147.279810][ T13] nsim_dev_trap_report_work+0x2b1/0xcb0 [ 147.279858][ T13] ? process_one_work+0x7fd/0x1480 [ 147.279882][ T13] process_one_work+0xaaf/0x1480 [ 147.279930][ T13] ? __pfx_process_one_work+0x10/0x10 [ 147.279949][ T13] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.280001][ T13] ? assign_work+0x3cf/0x5d0 [ 147.280028][ T13] worker_thread+0xb05/0x10d0 [ 147.280076][ T13] kthread+0x388/0x470 [ 147.280106][ T13] ? __pfx_worker_thread+0x10/0x10 [ 147.280126][ T13] ? __pfx_kthread+0x10/0x10 [ 147.280153][ T13] ret_from_fork+0x514/0xb70 [ 147.280183][ T13] ? __pfx_ret_from_fork+0x10/0x10 [ 147.280209][ T13] ? __switch_to+0xc89/0x1420 [ 147.280235][ T13] ? __pfx_kthread+0x10/0x10 [ 147.280263][ T13] ret_from_fork_asm+0x1a/0x30 [ 147.280307][ T13] [ 147.280833][ T13] FAULT_INJECTION: forcing a failure. [ 147.280833][ T13] name failslab, interval 1, probability 100, space 0, times -1 [ 147.280857][ T13] CPU: 0 UID: 0 PID: 13 Comm: kworker/u8:1 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.280878][ T13] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.280890][ T13] Workqueue: events_unbound nsim_dev_trap_report_work [ 147.280918][ T13] Call Trace: [ 147.280926][ T13] [ 147.280934][ T13] dump_stack_lvl+0xe8/0x150 [ 147.280960][ T13] should_fail_ex+0x467/0x600 [ 147.280990][ T13] should_failslab+0xa8/0x100 [ 147.281011][ T13] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.281039][ T13] ? __alloc_skb+0x1d7/0x7a0 [ 147.281061][ T13] ? __alloc_skb+0x1d7/0x7a0 [ 147.281094][ T13] __alloc_skb+0x1d7/0x7a0 [ 147.281124][ T13] nsim_dev_trap_report_work+0x2b1/0xcb0 [ 147.281167][ T13] ? process_one_work+0x7fd/0x1480 [ 147.281189][ T13] process_one_work+0xaaf/0x1480 [ 147.281234][ T13] ? __pfx_process_one_work+0x10/0x10 [ 147.281255][ T13] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.281289][ T13] ? assign_work+0x3cf/0x5d0 [ 147.281317][ T13] worker_thread+0xb05/0x10d0 [ 147.281364][ T13] kthread+0x388/0x470 [ 147.281390][ T13] ? __pfx_worker_thread+0x10/0x10 [ 147.281410][ T13] ? __pfx_kthread+0x10/0x10 [ 147.281437][ T13] ret_from_fork+0x514/0xb70 [ 147.281466][ T13] ? __pfx_ret_from_fork+0x10/0x10 [ 147.281504][ T13] ? __switch_to+0xc89/0x1420 [ 147.281534][ T13] ? __pfx_kthread+0x10/0x10 [ 147.281561][ T13] ret_from_fork_asm+0x1a/0x30 [ 147.281613][ T13] [ 147.281693][ T5589] FAULT_INJECTION: forcing a failure. [ 147.281693][ T5589] name failslab, interval 1, probability 100, space 0, times -1 [ 147.281716][ T5589] CPU: 0 UID: 0 PID: 5589 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.281736][ T5589] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.281747][ T5589] Call Trace: [ 147.281754][ T5589] [ 147.281761][ T5589] dump_stack_lvl+0xe8/0x150 [ 147.281788][ T5589] should_fail_ex+0x467/0x600 [ 147.281817][ T5589] should_failslab+0xa8/0x100 [ 147.281837][ T5589] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.281864][ T5589] ? __alloc_skb+0x1d7/0x7a0 [ 147.281887][ T5589] ? __alloc_skb+0x1d7/0x7a0 [ 147.281918][ T5589] __alloc_skb+0x1d7/0x7a0 [ 147.281946][ T5589] tcp_stream_alloc_skb+0x3f/0x5c0 [ 147.281979][ T5589] tcp_sendmsg_locked+0x143d/0x55c0 [ 147.282059][ T5589] ? __pfx_tcp_sendmsg_locked+0x10/0x10 [ 147.282097][ T5589] ? __local_bh_enable_ip+0x1ae/0x2b0 [ 147.282119][ T5589] ? lockdep_hardirqs_on+0x7a/0x110 [ 147.282144][ T5589] tcp_sendmsg+0x2f/0x50 [ 147.282171][ T5589] ? __pfx_inet_sendmsg+0x10/0x10 [ 147.282194][ T5589] sock_sendmsg_nosec+0x10e/0x180 [ 147.282219][ T5589] sock_write_iter+0x2e4/0x3f0 [ 147.282242][ T5589] ? __pfx_sock_write_iter+0x10/0x10 [ 147.282270][ T5589] ? bpf_lsm_file_permission+0x9/0x20 [ 147.282297][ T5589] ? security_file_permission+0x68/0x220 [ 147.282332][ T5589] vfs_write+0x61e/0xbb0 [ 147.282363][ T5589] ? __pfx_vfs_write+0x10/0x10 [ 147.282407][ T5589] ksys_write+0x156/0x270 [ 147.282433][ T5589] ? __pfx_ksys_write+0x10/0x10 [ 147.282465][ T5589] do_syscall_64+0x17b/0x530 [ 147.282485][ T5589] ? irqentry_exit+0x10f/0x8f0 [ 147.282503][ T5589] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 147.282523][ T5589] ? clear_bhb_loop+0x40/0x90 [ 147.282548][ T5589] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 147.282567][ T5589] RIP: 0033:0x7f0038289017 [ 147.282592][ T5589] Code: 48 89 fa 4c 89 df e8 a8 56 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 147.282608][ T5589] RSP: 002b:00007ffda6c745c0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 147.282627][ T5589] RAX: ffffffffffffffda RBX: 0000555556075540 RCX: 00007f0038289017 [ 147.282642][ T5589] RDX: 0000000000000160 RSI: 00007f003412fea0 RDI: 0000000000000003 [ 147.282655][ T5589] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 147.282667][ T5589] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000160 [ 147.282679][ T5589] R13: 0000555556089d90 R14: 00007ffda6c74b60 R15: 00007f003412fea0 [ 147.282710][ T5589] [ 147.282775][ T3363] FAULT_INJECTION: forcing a failure. [ 147.282775][ T3363] name failslab, interval 1, probability 100, space 0, times -1 [ 147.282799][ T3363] CPU: 0 UID: 0 PID: 3363 Comm: kworker/u8:24 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.282819][ T3363] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.282831][ T3363] Workqueue: events_unbound nsim_dev_trap_report_work [ 147.282859][ T3363] Call Trace: [ 147.282866][ T3363] [ 147.282875][ T3363] dump_stack_lvl+0xe8/0x150 [ 147.282900][ T3363] should_fail_ex+0x467/0x600 [ 147.282931][ T3363] should_failslab+0xa8/0x100 [ 147.282952][ T3363] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.282979][ T3363] ? __alloc_skb+0x1d7/0x7a0 [ 147.283002][ T3363] ? __alloc_skb+0x1d7/0x7a0 [ 147.283034][ T3363] __alloc_skb+0x1d7/0x7a0 [ 147.283064][ T3363] nsim_dev_trap_report_work+0x2b1/0xcb0 [ 147.283107][ T3363] ? process_one_work+0x7fd/0x1480 [ 147.283129][ T3363] process_one_work+0xaaf/0x1480 [ 147.283177][ T3363] ? __pfx_process_one_work+0x10/0x10 [ 147.283195][ T3363] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.283228][ T3363] ? assign_work+0x3cf/0x5d0 [ 147.283255][ T3363] worker_thread+0xb05/0x10d0 [ 147.283288][ T3363] ? __kthread_parkme+0x71/0x1f0 [ 147.283323][ T3363] kthread+0x388/0x470 [ 147.283348][ T3363] ? __pfx_worker_thread+0x10/0x10 [ 147.283368][ T3363] ? __pfx_kthread+0x10/0x10 [ 147.283396][ T3363] ret_from_fork+0x514/0xb70 [ 147.283425][ T3363] ? __pfx_ret_from_fork+0x10/0x10 [ 147.283452][ T3363] ? __switch_to+0xc89/0x1420 [ 147.283478][ T3363] ? __pfx_kthread+0x10/0x10 [ 147.283505][ T3363] ret_from_fork_asm+0x1a/0x30 [ 147.283550][ T3363] [ 147.283574][ T3363] FAULT_INJECTION: forcing a failure. [ 147.283574][ T3363] name failslab, interval 1, probability 100, space 0, times -1 [ 147.283604][ T3363] CPU: 0 UID: 0 PID: 3363 Comm: kworker/u8:24 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.283623][ T3363] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.283635][ T3363] Workqueue: events_unbound nsim_dev_trap_report_work [ 147.283662][ T3363] Call Trace: [ 147.283669][ T3363] [ 147.283677][ T3363] dump_stack_lvl+0xe8/0x150 [ 147.283702][ T3363] should_fail_ex+0x467/0x600 [ 147.283732][ T3363] should_failslab+0xa8/0x100 [ 147.283757][ T3363] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.283785][ T3363] ? __alloc_skb+0x1d7/0x7a0 [ 147.283807][ T3363] ? __alloc_skb+0x1d7/0x7a0 [ 147.283840][ T3363] __alloc_skb+0x1d7/0x7a0 [ 147.283870][ T3363] nsim_dev_trap_report_work+0x2b1/0xcb0 [ 147.283913][ T3363] ? process_one_work+0x7fd/0x1480 [ 147.283935][ T3363] process_one_work+0xaaf/0x1480 [ 147.283979][ T3363] ? __pfx_process_one_work+0x10/0x10 [ 147.283997][ T3363] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.284031][ T3363] ? assign_work+0x3cf/0x5d0 [ 147.284059][ T3363] worker_thread+0xb05/0x10d0 [ 147.284091][ T3363] ? __kthread_parkme+0x71/0x1f0 [ 147.284126][ T3363] kthread+0x388/0x470 [ 147.284151][ T3363] ? __pfx_worker_thread+0x10/0x10 [ 147.284171][ T3363] ? __pfx_kthread+0x10/0x10 [ 147.284198][ T3363] ret_from_fork+0x514/0xb70 [ 147.284228][ T3363] ? __pfx_ret_from_fork+0x10/0x10 [ 147.284256][ T3363] ? __switch_to+0xc89/0x1420 [ 147.284282][ T3363] ? __pfx_kthread+0x10/0x10 [ 147.284310][ T3363] ret_from_fork_asm+0x1a/0x30 [ 147.284355][ T3363] [ 147.284564][ T13] FAULT_INJECTION: forcing a failure. [ 147.284564][ T13] name failslab, interval 1, probability 100, space 0, times -1 [ 147.284596][ T13] CPU: 0 UID: 0 PID: 13 Comm: kworker/u8:1 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.284616][ T13] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.284627][ T13] Workqueue: events_unbound nsim_dev_trap_report_work [ 147.284655][ T13] Call Trace: [ 147.284662][ T13] [ 147.284670][ T13] dump_stack_lvl+0xe8/0x150 [ 147.284696][ T13] should_fail_ex+0x467/0x600 [ 147.284726][ T13] should_failslab+0xa8/0x100 [ 147.284747][ T13] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.284774][ T13] ? __alloc_skb+0x1d7/0x7a0 [ 147.284797][ T13] ? __alloc_skb+0x1d7/0x7a0 [ 147.284829][ T13] __alloc_skb+0x1d7/0x7a0 [ 147.284859][ T13] nsim_dev_trap_report_work+0x2b1/0xcb0 [ 147.284902][ T13] ? process_one_work+0x7fd/0x1480 [ 147.284924][ T13] process_one_work+0xaaf/0x1480 [ 147.284968][ T13] ? __pfx_process_one_work+0x10/0x10 [ 147.284986][ T13] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.285020][ T13] ? assign_work+0x3cf/0x5d0 [ 147.285046][ T13] worker_thread+0xb05/0x10d0 [ 147.285094][ T13] kthread+0x388/0x470 [ 147.285120][ T13] ? __pfx_worker_thread+0x10/0x10 [ 147.285140][ T13] ? __pfx_kthread+0x10/0x10 [ 147.285167][ T13] ret_from_fork+0x514/0xb70 [ 147.285200][ T13] ? __pfx_ret_from_fork+0x10/0x10 [ 147.285226][ T13] ? __switch_to+0xc89/0x1420 [ 147.285253][ T13] ? __pfx_kthread+0x10/0x10 [ 147.285279][ T13] ret_from_fork_asm+0x1a/0x30 [ 147.285325][ T13] [ 147.285374][ T5589] FAULT_INJECTION: forcing a failure. [ 147.285374][ T5589] name failslab, interval 1, probability 100, space 0, times -1 [ 147.285397][ T5589] CPU: 0 UID: 0 PID: 5589 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.285417][ T5589] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.285428][ T5589] Call Trace: [ 147.285435][ T5589] [ 147.285443][ T5589] dump_stack_lvl+0xe8/0x150 [ 147.285469][ T5589] should_fail_ex+0x467/0x600 [ 147.285497][ T5589] should_failslab+0xa8/0x100 [ 147.285517][ T5589] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.285544][ T5589] ? __alloc_skb+0x1d7/0x7a0 [ 147.285566][ T5589] ? __alloc_skb+0x1d7/0x7a0 [ 147.285606][ T5589] __alloc_skb+0x1d7/0x7a0 [ 147.285635][ T5589] tcp_stream_alloc_skb+0x3f/0x5c0 [ 147.285666][ T5589] tcp_sendmsg_locked+0x143d/0x55c0 [ 147.285750][ T5589] ? __pfx_tcp_sendmsg_locked+0x10/0x10 [ 147.285789][ T5589] ? __local_bh_enable_ip+0x1ae/0x2b0 [ 147.285810][ T5589] ? lockdep_hardirqs_on+0x7a/0x110 [ 147.285834][ T5589] tcp_sendmsg+0x2f/0x50 [ 147.285861][ T5589] ? __pfx_inet_sendmsg+0x10/0x10 [ 147.285883][ T5589] sock_sendmsg_nosec+0x10e/0x180 [ 147.285907][ T5589] sock_write_iter+0x2e4/0x3f0 [ 147.285931][ T5589] ? __pfx_sock_write_iter+0x10/0x10 [ 147.285960][ T5589] ? bpf_lsm_file_permission+0x9/0x20 [ 147.285987][ T5589] ? security_file_permission+0x68/0x220 [ 147.286017][ T5589] vfs_write+0x61e/0xbb0 [ 147.286048][ T5589] ? __pfx_vfs_write+0x10/0x10 [ 147.286092][ T5589] ksys_write+0x156/0x270 [ 147.286117][ T5589] ? __pfx_ksys_write+0x10/0x10 [ 147.286150][ T5589] do_syscall_64+0x17b/0x530 [ 147.286169][ T5589] ? irqentry_exit+0x10f/0x8f0 [ 147.286188][ T5589] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 147.286208][ T5589] ? clear_bhb_loop+0x40/0x90 [ 147.286232][ T5589] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 147.286251][ T5589] RIP: 0033:0x7f0038289017 [ 147.286268][ T5589] Code: 48 89 fa 4c 89 df e8 a8 56 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 147.286284][ T5589] RSP: 002b:00007ffda6c745c0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 147.286303][ T5589] RAX: ffffffffffffffda RBX: 0000555556075540 RCX: 00007f0038289017 [ 147.286317][ T5589] RDX: 0000000000000160 RSI: 00007f003412fea0 RDI: 0000000000000003 [ 147.286330][ T5589] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 147.286342][ T5589] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000160 [ 147.286354][ T5589] R13: 0000555556089d90 R14: 00007ffda6c74b60 R15: 00007f003412fea0 [ 147.286386][ T5589] [ 147.286445][ T5591] FAULT_INJECTION: forcing a failure. [ 147.286445][ T5591] name failslab, interval 1, probability 100, space 0, times -1 [ 147.286468][ T5591] CPU: 0 UID: 0 PID: 5591 Comm: kworker/0:3 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.286488][ T5591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.286500][ T5591] Workqueue: events rht_deferred_worker [ 147.286527][ T5591] Call Trace: [ 147.286534][ T5591] [ 147.286541][ T5591] dump_stack_lvl+0xe8/0x150 [ 147.286566][ T5591] should_fail_ex+0x467/0x600 [ 147.286604][ T5591] should_failslab+0xa8/0x100 [ 147.286625][ T5591] __kvmalloc_node_noprof+0x176/0x880 [ 147.286657][ T5591] ? bucket_table_alloc+0x75/0x380 [ 147.286681][ T5591] ? bucket_table_alloc+0x75/0x380 [ 147.286715][ T5591] bucket_table_alloc+0x75/0x380 [ 147.286746][ T5591] rhashtable_rehash_alloc+0x8e/0x170 [ 147.286777][ T5591] rht_deferred_worker+0x1f02/0x2250 [ 147.286812][ T5591] ? lock_acquire+0x115/0x350 [ 147.286850][ T5591] ? rcu_is_watching+0x15/0xb0 [ 147.286874][ T5591] ? process_one_work+0x7fd/0x1480 [ 147.286895][ T5591] process_one_work+0xaaf/0x1480 [ 147.286938][ T5591] ? __pfx_process_one_work+0x10/0x10 [ 147.286956][ T5591] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.286989][ T5591] ? assign_work+0x3cf/0x5d0 [ 147.287015][ T5591] worker_thread+0xb05/0x10d0 [ 147.287048][ T5591] ? __kthread_parkme+0x71/0x1f0 [ 147.287081][ T5591] kthread+0x388/0x470 [ 147.287107][ T5591] ? __pfx_worker_thread+0x10/0x10 [ 147.287127][ T5591] ? __pfx_kthread+0x10/0x10 [ 147.287154][ T5591] ret_from_fork+0x514/0xb70 [ 147.287183][ T5591] ? __pfx_ret_from_fork+0x10/0x10 [ 147.287210][ T5591] ? __switch_to+0xc89/0x1420 [ 147.287236][ T5591] ? __pfx_kthread+0x10/0x10 [ 147.287263][ T5591] ret_from_fork_asm+0x1a/0x30 [ 147.287306][ T5591] [ 147.287334][ T5591] FAULT_INJECTION: forcing a failure. [ 147.287334][ T5591] name failslab, interval 1, probability 100, space 0, times -1 [ 147.287355][ T5591] CPU: 0 UID: 0 PID: 5591 Comm: kworker/0:3 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.287376][ T5591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.287388][ T5591] Workqueue: events rht_deferred_worker [ 147.287413][ T5591] Call Trace: [ 147.287420][ T5591] [ 147.287427][ T5591] dump_stack_lvl+0xe8/0x150 [ 147.287453][ T5591] should_fail_ex+0x467/0x600 [ 147.287483][ T5591] should_failslab+0xa8/0x100 [ 147.287503][ T5591] __kvmalloc_node_noprof+0x176/0x880 [ 147.287535][ T5591] ? bucket_table_alloc+0x75/0x380 [ 147.287560][ T5591] ? bucket_table_alloc+0x75/0x380 [ 147.287601][ T5591] bucket_table_alloc+0x75/0x380 [ 147.287631][ T5591] rhashtable_rehash_alloc+0x8e/0x170 [ 147.287663][ T5591] rht_deferred_worker+0x1f02/0x2250 [ 147.287697][ T5591] ? lock_acquire+0x115/0x350 [ 147.287735][ T5591] ? rcu_is_watching+0x15/0xb0 [ 147.287759][ T5591] ? process_one_work+0x7fd/0x1480 [ 147.287780][ T5591] process_one_work+0xaaf/0x1480 [ 147.287824][ T5591] ? __pfx_process_one_work+0x10/0x10 [ 147.287842][ T5591] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.287875][ T5591] ? assign_work+0x3cf/0x5d0 [ 147.287921][ T5591] worker_thread+0xb05/0x10d0 [ 147.287954][ T5591] ? __kthread_parkme+0x71/0x1f0 [ 147.287988][ T5591] kthread+0x388/0x470 [ 147.288013][ T5591] ? __pfx_worker_thread+0x10/0x10 [ 147.288032][ T5591] ? __pfx_kthread+0x10/0x10 [ 147.288059][ T5591] ret_from_fork+0x514/0xb70 [ 147.288090][ T5591] ? __pfx_ret_from_fork+0x10/0x10 [ 147.288118][ T5591] ? __switch_to+0xc89/0x1420 [ 147.288146][ T5591] ? __pfx_kthread+0x10/0x10 [ 147.288176][ T5591] ret_from_fork_asm+0x1a/0x30 [ 147.288223][ T5591] [ 147.288739][ T3363] FAULT_INJECTION: forcing a failure. [ 147.288739][ T3363] name failslab, interval 1, probability 100, space 0, times -1 [ 147.288763][ T3363] CPU: 0 UID: 0 PID: 3363 Comm: kworker/u8:24 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.288784][ T3363] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.288796][ T3363] Workqueue: events_unbound nsim_dev_trap_report_work [ 147.288824][ T3363] Call Trace: [ 147.288831][ T3363] [ 147.288839][ T3363] dump_stack_lvl+0xe8/0x150 [ 147.288865][ T3363] should_fail_ex+0x467/0x600 [ 147.288895][ T3363] should_failslab+0xa8/0x100 [ 147.288916][ T3363] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.288945][ T3363] ? __alloc_skb+0x1d7/0x7a0 [ 147.288968][ T3363] ? __alloc_skb+0x1d7/0x7a0 [ 147.289000][ T3363] __alloc_skb+0x1d7/0x7a0 [ 147.289038][ T3363] nsim_dev_trap_report_work+0x2b1/0xcb0 [ 147.289080][ T3363] ? process_one_work+0x7fd/0x1480 [ 147.289102][ T3363] process_one_work+0xaaf/0x1480 [ 147.289146][ T3363] ? __pfx_process_one_work+0x10/0x10 [ 147.289165][ T3363] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.289199][ T3363] ? assign_work+0x3cf/0x5d0 [ 147.289225][ T3363] worker_thread+0xb05/0x10d0 [ 147.289258][ T3363] ? __kthread_parkme+0x71/0x1f0 [ 147.289293][ T3363] kthread+0x388/0x470 [ 147.289319][ T3363] ? __pfx_worker_thread+0x10/0x10 [ 147.289338][ T3363] ? __pfx_kthread+0x10/0x10 [ 147.289365][ T3363] ret_from_fork+0x514/0xb70 [ 147.289394][ T3363] ? __pfx_ret_from_fork+0x10/0x10 [ 147.289421][ T3363] ? __switch_to+0xc89/0x1420 [ 147.289447][ T3363] ? __pfx_kthread+0x10/0x10 [ 147.289474][ T3363] ret_from_fork_asm+0x1a/0x30 [ 147.289519][ T3363] [ 147.289532][ T3363] FAULT_INJECTION: forcing a failure. [ 147.289532][ T3363] name failslab, interval 1, probability 100, space 0, times -1 [ 147.289554][ T3363] CPU: 0 UID: 0 PID: 3363 Comm: kworker/u8:24 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.289584][ T3363] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.289596][ T3363] Workqueue: events_unbound nsim_dev_trap_report_work [ 147.289624][ T3363] Call Trace: [ 147.289631][ T3363] [ 147.289639][ T3363] dump_stack_lvl+0xe8/0x150 [ 147.289665][ T3363] should_fail_ex+0x467/0x600 [ 147.289695][ T3363] should_failslab+0xa8/0x100 [ 147.289715][ T3363] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.289746][ T3363] ? __alloc_skb+0x1d7/0x7a0 [ 147.289768][ T3363] ? __alloc_skb+0x1d7/0x7a0 [ 147.289800][ T3363] __alloc_skb+0x1d7/0x7a0 [ 147.289830][ T3363] nsim_dev_trap_report_work+0x2b1/0xcb0 [ 147.289873][ T3363] ? process_one_work+0x7fd/0x1480 [ 147.289895][ T3363] process_one_work+0xaaf/0x1480 [ 147.289939][ T3363] ? __pfx_process_one_work+0x10/0x10 [ 147.289957][ T3363] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.289992][ T3363] ? assign_work+0x3cf/0x5d0 [ 147.290018][ T3363] worker_thread+0xb05/0x10d0 [ 147.290051][ T3363] ? __kthread_parkme+0x71/0x1f0 [ 147.290086][ T3363] kthread+0x388/0x470 [ 147.290112][ T3363] ? __pfx_worker_thread+0x10/0x10 [ 147.290131][ T3363] ? __pfx_kthread+0x10/0x10 [ 147.290158][ T3363] ret_from_fork+0x514/0xb70 [ 147.290188][ T3363] ? __pfx_ret_from_fork+0x10/0x10 [ 147.290215][ T3363] ? __switch_to+0xc89/0x1420 [ 147.290241][ T3363] ? __pfx_kthread+0x10/0x10 [ 147.290268][ T3363] ret_from_fork_asm+0x1a/0x30 [ 147.290312][ T3363] [ 147.290422][ T5591] FAULT_INJECTION: forcing a failure. [ 147.290422][ T5591] name failslab, interval 1, probability 100, space 0, times -1 [ 147.290446][ T5591] CPU: 0 UID: 0 PID: 5591 Comm: kworker/0:3 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.290466][ T5591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.290479][ T5591] Workqueue: events rht_deferred_worker [ 147.290505][ T5591] Call Trace: [ 147.290513][ T5591] [ 147.290521][ T5591] dump_stack_lvl+0xe8/0x150 [ 147.290547][ T5591] should_fail_ex+0x467/0x600 [ 147.290585][ T5591] should_failslab+0xa8/0x100 [ 147.290605][ T5591] __kvmalloc_node_noprof+0x176/0x880 [ 147.290638][ T5591] ? bucket_table_alloc+0x75/0x380 [ 147.290662][ T5591] ? bucket_table_alloc+0x75/0x380 [ 147.290696][ T5591] bucket_table_alloc+0x75/0x380 [ 147.290725][ T5591] rhashtable_rehash_alloc+0x8e/0x170 [ 147.290757][ T5591] rht_deferred_worker+0x1f02/0x2250 [ 147.290790][ T5591] ? lock_acquire+0x115/0x350 [ 147.290829][ T5591] ? rcu_is_watching+0x15/0xb0 [ 147.290853][ T5591] ? process_one_work+0x7fd/0x1480 [ 147.290874][ T5591] process_one_work+0xaaf/0x1480 [ 147.290918][ T5591] ? __pfx_process_one_work+0x10/0x10 [ 147.290936][ T5591] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.290969][ T5591] ? assign_work+0x3cf/0x5d0 [ 147.290995][ T5591] worker_thread+0xb05/0x10d0 [ 147.291026][ T5591] ? __kthread_parkme+0x71/0x1f0 [ 147.291060][ T5591] kthread+0x388/0x470 [ 147.291088][ T5591] ? __pfx_worker_thread+0x10/0x10 [ 147.291108][ T5591] ? __pfx_kthread+0x10/0x10 [ 147.291135][ T5591] ret_from_fork+0x514/0xb70 [ 147.291163][ T5591] ? __pfx_ret_from_fork+0x10/0x10 [ 147.291189][ T5591] ? __switch_to+0xc89/0x1420 [ 147.291216][ T5591] ? __pfx_kthread+0x10/0x10 [ 147.291242][ T5591] ret_from_fork_asm+0x1a/0x30 [ 147.291285][ T5591] [ 147.291313][ T5591] FAULT_INJECTION: forcing a failure. [ 147.291313][ T5591] name failslab, interval 1, probability 100, space 0, times -1 [ 147.291336][ T5591] CPU: 0 UID: 0 PID: 5591 Comm: kworker/0:3 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.291357][ T5591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.291369][ T5591] Workqueue: events rht_deferred_worker [ 147.291394][ T5591] Call Trace: [ 147.291401][ T5591] [ 147.291408][ T5591] dump_stack_lvl+0xe8/0x150 [ 147.291437][ T5591] should_fail_ex+0x467/0x600 [ 147.291466][ T5591] should_failslab+0xa8/0x100 [ 147.291487][ T5591] __kvmalloc_node_noprof+0x176/0x880 [ 147.291518][ T5591] ? bucket_table_alloc+0x75/0x380 [ 147.291543][ T5591] ? bucket_table_alloc+0x75/0x380 [ 147.291583][ T5591] bucket_table_alloc+0x75/0x380 [ 147.291613][ T5591] rhashtable_rehash_alloc+0x8e/0x170 [ 147.291645][ T5591] rht_deferred_worker+0x1f02/0x2250 [ 147.291679][ T5591] ? lock_acquire+0x115/0x350 [ 147.291717][ T5591] ? rcu_is_watching+0x15/0xb0 [ 147.291741][ T5591] ? process_one_work+0x7fd/0x1480 [ 147.291762][ T5591] process_one_work+0xaaf/0x1480 [ 147.291805][ T5591] ? __pfx_process_one_work+0x10/0x10 [ 147.291823][ T5591] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.291857][ T5591] ? assign_work+0x3cf/0x5d0 [ 147.291883][ T5591] worker_thread+0xb05/0x10d0 [ 147.291915][ T5591] ? __kthread_parkme+0x71/0x1f0 [ 147.291948][ T5591] kthread+0x388/0x470 [ 147.291974][ T5591] ? __pfx_worker_thread+0x10/0x10 [ 147.291993][ T5591] ? __pfx_kthread+0x10/0x10 [ 147.292020][ T5591] ret_from_fork+0x514/0xb70 [ 147.292049][ T5591] ? __pfx_ret_from_fork+0x10/0x10 [ 147.292076][ T5591] ? __switch_to+0xc89/0x1420 [ 147.292102][ T5591] ? __pfx_kthread+0x10/0x10 [ 147.292129][ T5591] ret_from_fork_asm+0x1a/0x30 [ 147.292172][ T5591] [ 147.292369][ T5589] FAULT_INJECTION: forcing a failure. [ 147.292369][ T5589] name failslab, interval 1, probability 100, space 0, times -1 [ 147.292393][ T5589] CPU: 0 UID: 0 PID: 5589 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.292414][ T5589] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.292424][ T5589] Call Trace: [ 147.292432][ T5589] [ 147.292439][ T5589] dump_stack_lvl+0xe8/0x150 [ 147.292466][ T5589] should_fail_ex+0x467/0x600 [ 147.292495][ T5589] should_failslab+0xa8/0x100 [ 147.292515][ T5589] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.292542][ T5589] ? __alloc_skb+0x1d7/0x7a0 [ 147.292565][ T5589] ? __alloc_skb+0x1d7/0x7a0 [ 147.292603][ T5589] __alloc_skb+0x1d7/0x7a0 [ 147.292632][ T5589] tcp_stream_alloc_skb+0x3f/0x5c0 [ 147.292665][ T5589] tcp_sendmsg_locked+0x143d/0x55c0 [ 147.292745][ T5589] ? __pfx_tcp_sendmsg_locked+0x10/0x10 [ 147.292783][ T5589] ? __local_bh_enable_ip+0x1ae/0x2b0 [ 147.292804][ T5589] ? lockdep_hardirqs_on+0x7a/0x110 [ 147.292828][ T5589] tcp_sendmsg+0x2f/0x50 [ 147.292855][ T5589] ? __pfx_inet_sendmsg+0x10/0x10 [ 147.292878][ T5589] sock_sendmsg_nosec+0x10e/0x180 [ 147.292903][ T5589] sock_write_iter+0x2e4/0x3f0 [ 147.292926][ T5589] ? __pfx_sock_write_iter+0x10/0x10 [ 147.292955][ T5589] ? bpf_lsm_file_permission+0x9/0x20 [ 147.292982][ T5589] ? security_file_permission+0x68/0x220 [ 147.293013][ T5589] vfs_write+0x61e/0xbb0 [ 147.293045][ T5589] ? __pfx_vfs_write+0x10/0x10 [ 147.293091][ T5589] ksys_write+0x156/0x270 [ 147.293116][ T5589] ? __pfx_ksys_write+0x10/0x10 [ 147.293149][ T5589] do_syscall_64+0x17b/0x530 [ 147.293169][ T5589] ? irqentry_exit+0x10f/0x8f0 [ 147.293187][ T5589] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 147.293207][ T5589] ? clear_bhb_loop+0x40/0x90 [ 147.293231][ T5589] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 147.293250][ T5589] RIP: 0033:0x7f0038289017 [ 147.293268][ T5589] Code: 48 89 fa 4c 89 df e8 a8 56 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 147.293284][ T5589] RSP: 002b:00007ffda6c745c0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 147.293303][ T5589] RAX: ffffffffffffffda RBX: 0000555556075540 RCX: 00007f0038289017 [ 147.293317][ T5589] RDX: 0000000000000160 RSI: 00007f003412fea0 RDI: 0000000000000003 [ 147.293330][ T5589] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 147.293342][ T5589] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000160 [ 147.293354][ T5589] R13: 0000555556089d90 R14: 00007ffda6c74b60 R15: 00007f003412fea0 [ 147.293385][ T5589] [ 147.293795][ T3363] FAULT_INJECTION: forcing a failure. [ 147.293795][ T3363] name failslab, interval 1, probability 100, space 0, times -1 [ 147.293819][ T3363] CPU: 0 UID: 0 PID: 3363 Comm: kworker/u8:24 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.293840][ T3363] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.293852][ T3363] Workqueue: events_unbound nsim_dev_trap_report_work [ 147.293880][ T3363] Call Trace: [ 147.293888][ T3363] [ 147.293895][ T3363] dump_stack_lvl+0xe8/0x150 [ 147.293921][ T3363] should_fail_ex+0x467/0x600 [ 147.293952][ T3363] should_failslab+0xa8/0x100 [ 147.293972][ T3363] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.293999][ T3363] ? __alloc_skb+0x1d7/0x7a0 [ 147.294022][ T3363] ? __alloc_skb+0x1d7/0x7a0 [ 147.294054][ T3363] __alloc_skb+0x1d7/0x7a0 [ 147.294084][ T3363] nsim_dev_trap_report_work+0x2b1/0xcb0 [ 147.294127][ T3363] ? process_one_work+0x7fd/0x1480 [ 147.294149][ T3363] process_one_work+0xaaf/0x1480 [ 147.294194][ T3363] ? __pfx_process_one_work+0x10/0x10 [ 147.294216][ T3363] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.294252][ T3363] ? assign_work+0x3cf/0x5d0 [ 147.294280][ T3363] worker_thread+0xb05/0x10d0 [ 147.294313][ T3363] ? __kthread_parkme+0x71/0x1f0 [ 147.294348][ T3363] kthread+0x388/0x470 [ 147.294373][ T3363] ? __pfx_worker_thread+0x10/0x10 [ 147.294393][ T3363] ? __pfx_kthread+0x10/0x10 [ 147.294420][ T3363] ret_from_fork+0x514/0xb70 [ 147.294449][ T3363] ? __pfx_ret_from_fork+0x10/0x10 [ 147.294476][ T3363] ? __switch_to+0xc89/0x1420 [ 147.294503][ T3363] ? __pfx_kthread+0x10/0x10 [ 147.294530][ T3363] ret_from_fork_asm+0x1a/0x30 [ 147.294583][ T3363] [ 147.294788][ T5589] FAULT_INJECTION: forcing a failure. [ 147.294788][ T5589] name failslab, interval 1, probability 100, space 0, times -1 [ 147.294813][ T5589] CPU: 0 UID: 0 PID: 5589 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.294833][ T5589] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.294844][ T5589] Call Trace: [ 147.294852][ T5589] [ 147.294859][ T5589] dump_stack_lvl+0xe8/0x150 [ 147.294885][ T5589] should_fail_ex+0x467/0x600 [ 147.294915][ T5589] should_failslab+0xa8/0x100 [ 147.294935][ T5589] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.294963][ T5589] ? __alloc_skb+0x1d7/0x7a0 [ 147.294986][ T5589] ? __alloc_skb+0x1d7/0x7a0 [ 147.295017][ T5589] __alloc_skb+0x1d7/0x7a0 [ 147.295047][ T5589] tcp_stream_alloc_skb+0x3f/0x5c0 [ 147.295078][ T5589] tcp_sendmsg_locked+0x143d/0x55c0 [ 147.295163][ T5589] ? __pfx_tcp_sendmsg_locked+0x10/0x10 [ 147.295202][ T5589] ? __local_bh_enable_ip+0x1ae/0x2b0 [ 147.295222][ T5589] ? lockdep_hardirqs_on+0x7a/0x110 [ 147.295247][ T5589] tcp_sendmsg+0x2f/0x50 [ 147.295274][ T5589] ? __pfx_inet_sendmsg+0x10/0x10 [ 147.295296][ T5589] sock_sendmsg_nosec+0x10e/0x180 [ 147.295322][ T5589] sock_write_iter+0x2e4/0x3f0 [ 147.295345][ T5589] ? __pfx_sock_write_iter+0x10/0x10 [ 147.295373][ T5589] ? bpf_lsm_file_permission+0x9/0x20 [ 147.295399][ T5589] ? security_file_permission+0x68/0x220 [ 147.295429][ T5589] vfs_write+0x61e/0xbb0 [ 147.295460][ T5589] ? __pfx_vfs_write+0x10/0x10 [ 147.295505][ T5589] ksys_write+0x156/0x270 [ 147.295531][ T5589] ? __pfx_ksys_write+0x10/0x10 [ 147.295564][ T5589] do_syscall_64+0x17b/0x530 [ 147.295591][ T5589] ? irqentry_exit+0x10f/0x8f0 [ 147.295610][ T5589] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 147.295629][ T5589] ? clear_bhb_loop+0x40/0x90 [ 147.295653][ T5589] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 147.295672][ T5589] RIP: 0033:0x7f0038289017 [ 147.295689][ T5589] Code: 48 89 fa 4c 89 df e8 a8 56 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 147.295705][ T5589] RSP: 002b:00007ffda6c745c0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 147.295725][ T5589] RAX: ffffffffffffffda RBX: 0000555556075540 RCX: 00007f0038289017 [ 147.295738][ T5589] RDX: 0000000000000160 RSI: 00007f003412fea0 RDI: 0000000000000003 [ 147.295751][ T5589] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 147.295763][ T5589] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000160 [ 147.295775][ T5589] R13: 0000555556089d90 R14: 00007ffda6c74b60 R15: 00007f003412fea0 [ 147.295807][ T5589] [ 147.295954][ T5591] FAULT_INJECTION: forcing a failure. [ 147.295954][ T5591] name failslab, interval 1, probability 100, space 0, times -1 [ 147.295979][ T5591] CPU: 0 UID: 0 PID: 5591 Comm: kworker/0:3 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.295999][ T5591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.296011][ T5591] Workqueue: events rht_deferred_worker [ 147.296037][ T5591] Call Trace: [ 147.296045][ T5591] [ 147.296053][ T5591] dump_stack_lvl+0xe8/0x150 [ 147.296077][ T5591] should_fail_ex+0x467/0x600 [ 147.296107][ T5591] should_failslab+0xa8/0x100 [ 147.296128][ T5591] __kvmalloc_node_noprof+0x176/0x880 [ 147.296160][ T5591] ? bucket_table_alloc+0x75/0x380 [ 147.296184][ T5591] ? bucket_table_alloc+0x75/0x380 [ 147.296218][ T5591] bucket_table_alloc+0x75/0x380 [ 147.296247][ T5591] rhashtable_rehash_alloc+0x8e/0x170 [ 147.296278][ T5591] rht_deferred_worker+0x1f02/0x2250 [ 147.296313][ T5591] ? lock_acquire+0x115/0x350 [ 147.296351][ T5591] ? rcu_is_watching+0x15/0xb0 [ 147.296374][ T5591] ? process_one_work+0x7fd/0x1480 [ 147.296395][ T5591] process_one_work+0xaaf/0x1480 [ 147.296438][ T5591] ? __pfx_process_one_work+0x10/0x10 [ 147.296457][ T5591] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.296490][ T5591] ? assign_work+0x3cf/0x5d0 [ 147.296516][ T5591] worker_thread+0xb05/0x10d0 [ 147.296548][ T5591] ? __kthread_parkme+0x71/0x1f0 [ 147.296589][ T5591] kthread+0x388/0x470 [ 147.296615][ T5591] ? __pfx_worker_thread+0x10/0x10 [ 147.296634][ T5591] ? __pfx_kthread+0x10/0x10 [ 147.296662][ T5591] ret_from_fork+0x514/0xb70 [ 147.296691][ T5591] ? __pfx_ret_from_fork+0x10/0x10 [ 147.296717][ T5591] ? __switch_to+0xc89/0x1420 [ 147.296744][ T5591] ? __pfx_kthread+0x10/0x10 [ 147.296770][ T5591] ret_from_fork_asm+0x1a/0x30 [ 147.296814][ T5591] [ 147.296841][ T5591] FAULT_INJECTION: forcing a failure. [ 147.296841][ T5591] name failslab, interval 1, probability 100, space 0, times -1 [ 147.296863][ T5591] CPU: 0 UID: 0 PID: 5591 Comm: kworker/0:3 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.296884][ T5591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.296895][ T5591] Workqueue: events rht_deferred_worker [ 147.296921][ T5591] Call Trace: [ 147.296928][ T5591] [ 147.296935][ T5591] dump_stack_lvl+0xe8/0x150 [ 147.296961][ T5591] should_fail_ex+0x467/0x600 [ 147.296990][ T5591] should_failslab+0xa8/0x100 [ 147.297011][ T5591] __kvmalloc_node_noprof+0x176/0x880 [ 147.297043][ T5591] ? bucket_table_alloc+0x75/0x380 [ 147.297068][ T5591] ? bucket_table_alloc+0x75/0x380 [ 147.297102][ T5591] bucket_table_alloc+0x75/0x380 [ 147.297133][ T5591] rhashtable_rehash_alloc+0x8e/0x170 [ 147.297167][ T5591] rht_deferred_worker+0x1f02/0x2250 [ 147.297205][ T5591] ? lock_acquire+0x115/0x350 [ 147.297247][ T5591] ? rcu_is_watching+0x15/0xb0 [ 147.297273][ T5591] ? process_one_work+0x7fd/0x1480 [ 147.297296][ T5591] process_one_work+0xaaf/0x1480 [ 147.297347][ T5591] ? __pfx_process_one_work+0x10/0x10 [ 147.297365][ T5591] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.297399][ T5591] ? assign_work+0x3cf/0x5d0 [ 147.297425][ T5591] worker_thread+0xb05/0x10d0 [ 147.297458][ T5591] ? __kthread_parkme+0x71/0x1f0 [ 147.297491][ T5591] kthread+0x388/0x470 [ 147.297517][ T5591] ? __pfx_worker_thread+0x10/0x10 [ 147.297536][ T5591] ? __pfx_kthread+0x10/0x10 [ 147.297563][ T5591] ret_from_fork+0x514/0xb70 [ 147.297599][ T5591] ? __pfx_ret_from_fork+0x10/0x10 [ 147.297626][ T5591] ? __switch_to+0xc89/0x1420 [ 147.297652][ T5591] ? __pfx_kthread+0x10/0x10 [ 147.297679][ T5591] ret_from_fork_asm+0x1a/0x30 [ 147.297723][ T5591] [ 147.297764][ T3363] FAULT_INJECTION: forcing a failure. [ 147.297764][ T3363] name failslab, interval 1, probability 100, space 0, times -1 [ 147.297787][ T3363] CPU: 0 UID: 0 PID: 3363 Comm: kworker/u8:24 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.297808][ T3363] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.297819][ T3363] Workqueue: events_unbound nsim_dev_trap_report_work [ 147.297847][ T3363] Call Trace: [ 147.297855][ T3363] [ 147.297862][ T3363] dump_stack_lvl+0xe8/0x150 [ 147.297888][ T3363] should_fail_ex+0x467/0x600 [ 147.297918][ T3363] should_failslab+0xa8/0x100 [ 147.297939][ T3363] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.297967][ T3363] ? __alloc_skb+0x1d7/0x7a0 [ 147.297990][ T3363] ? __alloc_skb+0x1d7/0x7a0 [ 147.298022][ T3363] __alloc_skb+0x1d7/0x7a0 [ 147.298052][ T3363] nsim_dev_trap_report_work+0x2b1/0xcb0 [ 147.298095][ T3363] ? process_one_work+0x7fd/0x1480 [ 147.298117][ T3363] process_one_work+0xaaf/0x1480 [ 147.298161][ T3363] ? __pfx_process_one_work+0x10/0x10 [ 147.298179][ T3363] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.298213][ T3363] ? assign_work+0x3cf/0x5d0 [ 147.298240][ T3363] worker_thread+0xb05/0x10d0 [ 147.298272][ T3363] ? __kthread_parkme+0x71/0x1f0 [ 147.298306][ T3363] kthread+0x388/0x470 [ 147.298336][ T3363] ? __pfx_worker_thread+0x10/0x10 [ 147.298355][ T3363] ? __pfx_kthread+0x10/0x10 [ 147.298382][ T3363] ret_from_fork+0x514/0xb70 [ 147.298411][ T3363] ? __pfx_ret_from_fork+0x10/0x10 [ 147.298439][ T3363] ? __switch_to+0xc89/0x1420 [ 147.298465][ T3363] ? __pfx_kthread+0x10/0x10 [ 147.298492][ T3363] ret_from_fork_asm+0x1a/0x30 [ 147.298537][ T3363] [ 147.304396][ T44] FAULT_INJECTION: forcing a failure. [ 147.304396][ T44] name failslab, interval 1, probability 100, space 0, times -1 [ 147.304433][ T44] CPU: 1 UID: 0 PID: 44 Comm: kworker/1:1 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.304458][ T44] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.304472][ T44] Workqueue: events send_dm_alert [ 147.304508][ T44] Call Trace: [ 147.304516][ T44] [ 147.304526][ T44] dump_stack_lvl+0xe8/0x150 [ 147.304556][ T44] should_fail_ex+0x467/0x600 [ 147.304587][ T44] should_failslab+0xa8/0x100 [ 147.304606][ T44] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.304636][ T44] ? __alloc_skb+0x1d7/0x7a0 [ 147.304660][ T44] ? __alloc_skb+0x1d7/0x7a0 [ 147.304694][ T44] __alloc_skb+0x1d7/0x7a0 [ 147.304722][ T44] ? process_one_work+0x7fd/0x1480 [ 147.304746][ T44] reset_per_cpu_data+0x31/0x1e0 [ 147.304776][ T44] ? process_one_work+0x7fd/0x1480 [ 147.304797][ T44] send_dm_alert+0x21/0x100 [ 147.304829][ T44] process_one_work+0xaaf/0x1480 [ 147.304876][ T44] ? __pfx_process_one_work+0x10/0x10 [ 147.304895][ T44] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.304932][ T44] ? assign_work+0x3cf/0x5d0 [ 147.304960][ T44] worker_thread+0xb05/0x10d0 [ 147.304995][ T44] ? __kthread_parkme+0x71/0x1f0 [ 147.305031][ T44] kthread+0x388/0x470 [ 147.305059][ T44] ? __pfx_worker_thread+0x10/0x10 [ 147.305088][ T44] ? __pfx_kthread+0x10/0x10 [ 147.305118][ T44] ret_from_fork+0x514/0xb70 [ 147.305149][ T44] ? __pfx_ret_from_fork+0x10/0x10 [ 147.305177][ T44] ? __switch_to+0xc89/0x1420 [ 147.305206][ T44] ? __pfx_kthread+0x10/0x10 [ 147.305235][ T44] ret_from_fork_asm+0x1a/0x30 [ 147.305282][ T44] [ 147.320813][ C0] FAULT_INJECTION: forcing a failure. [ 147.320813][ C0] name failslab, interval 1, probability 100, space 0, times -1 [ 147.320852][ C0] CPU: 0 UID: 0 PID: 16 Comm: ktimers/0 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.320874][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.320887][ C0] Call Trace: [ 147.320895][ C0] [ 147.320905][ C0] dump_stack_lvl+0xe8/0x150 [ 147.320937][ C0] should_fail_ex+0x467/0x600 [ 147.320971][ C0] should_failslab+0xa8/0x100 [ 147.320994][ C0] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.321022][ C0] ? __alloc_skb+0x1d7/0x7a0 [ 147.321047][ C0] ? __alloc_skb+0x1d7/0x7a0 [ 147.321080][ C0] __alloc_skb+0x1d7/0x7a0 [ 147.321111][ C0] lapb_send_control+0x38/0x3e0 [ 147.321133][ C0] ? lapb_t1timer_expiry+0x33/0xaf0 [ 147.321153][ C0] ? lapb_t1timer_expiry+0x33/0xaf0 [ 147.321176][ C0] lapb_t1timer_expiry+0x694/0xaf0 [ 147.321208][ C0] call_timer_fn+0x192/0x5e0 [ 147.321233][ C0] ? __pfx_lapb_t1timer_expiry+0x10/0x10 [ 147.321252][ C0] ? call_timer_fn+0xd4/0x5e0 [ 147.321273][ C0] ? __pfx_call_timer_fn+0x10/0x10 [ 147.321309][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 147.321331][ C0] ? __pfx_lapb_t1timer_expiry+0x10/0x10 [ 147.321353][ C0] __run_timer_base+0x67b/0x9b0 [ 147.321392][ C0] ? __pfx___run_timer_base+0x10/0x10 [ 147.321421][ C0] ? lock_acquire+0x115/0x350 [ 147.321462][ C0] run_timer_softirq+0xb7/0x170 [ 147.321484][ C0] handle_softirqs+0x1d9/0x6c0 [ 147.321519][ C0] run_ktimerd+0x69/0x100 [ 147.321543][ C0] smpboot_thread_fn+0x57c/0xa80 [ 147.321570][ C0] ? smpboot_thread_fn+0x4e/0xa80 [ 147.321611][ C0] kthread+0x388/0x470 [ 147.321638][ C0] ? __pfx_smpboot_thread_fn+0x10/0x10 [ 147.321661][ C0] ? __pfx_kthread+0x10/0x10 [ 147.321689][ C0] ret_from_fork+0x514/0xb70 [ 147.321721][ C0] ? __pfx_ret_from_fork+0x10/0x10 [ 147.321748][ C0] ? __switch_to+0xc89/0x1420 [ 147.321776][ C0] ? __pfx_kthread+0x10/0x10 [ 147.321804][ C0] ret_from_fork_asm+0x1a/0x30 [ 147.321850][ C0] [ 147.322111][ T3363] FAULT_INJECTION: forcing a failure. [ 147.322111][ T3363] name failslab, interval 1, probability 100, space 0, times -1 [ 147.322141][ T3363] CPU: 0 UID: 0 PID: 3363 Comm: kworker/u8:24 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.322163][ T3363] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.322176][ T3363] Workqueue: events_unbound nsim_dev_trap_report_work [ 147.322208][ T3363] Call Trace: [ 147.322216][ T3363] [ 147.322224][ T3363] dump_stack_lvl+0xe8/0x150 [ 147.322251][ T3363] should_fail_ex+0x467/0x600 [ 147.322282][ T3363] should_failslab+0xa8/0x100 [ 147.322303][ T3363] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.322330][ T3363] ? __alloc_skb+0x1d7/0x7a0 [ 147.322353][ T3363] ? __alloc_skb+0x1d7/0x7a0 [ 147.322386][ T3363] __alloc_skb+0x1d7/0x7a0 [ 147.322416][ T3363] nsim_dev_trap_report_work+0x2b1/0xcb0 [ 147.322459][ T3363] ? process_one_work+0x7fd/0x1480 [ 147.322481][ T3363] process_one_work+0xaaf/0x1480 [ 147.322526][ T3363] ? __pfx_process_one_work+0x10/0x10 [ 147.322544][ T3363] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.322586][ T3363] ? assign_work+0x3cf/0x5d0 [ 147.322613][ T3363] worker_thread+0xb05/0x10d0 [ 147.322646][ T3363] ? __kthread_parkme+0x71/0x1f0 [ 147.322680][ T3363] kthread+0x388/0x470 [ 147.322707][ T3363] ? __pfx_worker_thread+0x10/0x10 [ 147.322727][ T3363] ? __pfx_kthread+0x10/0x10 [ 147.322755][ T3363] ret_from_fork+0x514/0xb70 [ 147.322785][ T3363] ? __pfx_ret_from_fork+0x10/0x10 [ 147.322811][ T3363] ? __switch_to+0xc89/0x1420 [ 147.322837][ T3363] ? __pfx_kthread+0x10/0x10 [ 147.322865][ T3363] ret_from_fork_asm+0x1a/0x30 [ 147.322909][ T3363] [ 147.322923][ T3363] FAULT_INJECTION: forcing a failure. [ 147.322923][ T3363] name failslab, interval 1, probability 100, space 0, times -1 [ 147.322946][ T3363] CPU: 0 UID: 0 PID: 3363 Comm: kworker/u8:24 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.322967][ T3363] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.322978][ T3363] Workqueue: events_unbound nsim_dev_trap_report_work [ 147.323005][ T3363] Call Trace: [ 147.323013][ T3363] [ 147.323020][ T3363] dump_stack_lvl+0xe8/0x150 [ 147.323046][ T3363] should_fail_ex+0x467/0x600 [ 147.323076][ T3363] should_failslab+0xa8/0x100 [ 147.323097][ T3363] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.323125][ T3363] ? __alloc_skb+0x1d7/0x7a0 [ 147.323147][ T3363] ? __alloc_skb+0x1d7/0x7a0 [ 147.323179][ T3363] __alloc_skb+0x1d7/0x7a0 [ 147.323210][ T3363] nsim_dev_trap_report_work+0x2b1/0xcb0 [ 147.323252][ T3363] ? process_one_work+0x7fd/0x1480 [ 147.323273][ T3363] process_one_work+0xaaf/0x1480 [ 147.323317][ T3363] ? __pfx_process_one_work+0x10/0x10 [ 147.323334][ T3363] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.323368][ T3363] ? assign_work+0x3cf/0x5d0 [ 147.323395][ T3363] worker_thread+0xb05/0x10d0 [ 147.323432][ T3363] ? __kthread_parkme+0x71/0x1f0 [ 147.323467][ T3363] kthread+0x388/0x470 [ 147.323493][ T3363] ? __pfx_worker_thread+0x10/0x10 [ 147.323513][ T3363] ? __pfx_kthread+0x10/0x10 [ 147.323543][ T3363] ret_from_fork+0x514/0xb70 [ 147.323573][ T3363] ? __pfx_ret_from_fork+0x10/0x10 [ 147.323606][ T3363] ? __switch_to+0xc89/0x1420 [ 147.323633][ T3363] ? __pfx_kthread+0x10/0x10 [ 147.323660][ T3363] ret_from_fork_asm+0x1a/0x30 [ 147.323704][ T3363] [ 147.323750][ T3363] FAULT_INJECTION: forcing a failure. [ 147.323750][ T3363] name failslab, interval 1, probability 100, space 0, times -1 [ 147.323773][ T3363] CPU: 0 UID: 0 PID: 3363 Comm: kworker/u8:24 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.323793][ T3363] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.323805][ T3363] Workqueue: events_unbound nsim_dev_trap_report_work [ 147.323832][ T3363] Call Trace: [ 147.323840][ T3363] [ 147.323847][ T3363] dump_stack_lvl+0xe8/0x150 [ 147.323873][ T3363] should_fail_ex+0x467/0x600 [ 147.323904][ T3363] should_failslab+0xa8/0x100 [ 147.323924][ T3363] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.323952][ T3363] ? __alloc_skb+0x1d7/0x7a0 [ 147.323975][ T3363] ? __alloc_skb+0x1d7/0x7a0 [ 147.324007][ T3363] __alloc_skb+0x1d7/0x7a0 [ 147.324037][ T3363] nsim_dev_trap_report_work+0x2b1/0xcb0 [ 147.324080][ T3363] ? process_one_work+0x7fd/0x1480 [ 147.324102][ T3363] process_one_work+0xaaf/0x1480 [ 147.324146][ T3363] ? __pfx_process_one_work+0x10/0x10 [ 147.324164][ T3363] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.324198][ T3363] ? assign_work+0x3cf/0x5d0 [ 147.324229][ T3363] worker_thread+0xb05/0x10d0 [ 147.324265][ T3363] ? __kthread_parkme+0x71/0x1f0 [ 147.324302][ T3363] kthread+0x388/0x470 [ 147.324331][ T3363] ? __pfx_worker_thread+0x10/0x10 [ 147.324353][ T3363] ? __pfx_kthread+0x10/0x10 [ 147.324383][ T3363] ret_from_fork+0x514/0xb70 [ 147.324413][ T3363] ? __pfx_ret_from_fork+0x10/0x10 [ 147.324439][ T3363] ? __switch_to+0xc89/0x1420 [ 147.324466][ T3363] ? __pfx_kthread+0x10/0x10 [ 147.324492][ T3363] ret_from_fork_asm+0x1a/0x30 [ 147.324537][ T3363] [ 147.324792][ T5591] FAULT_INJECTION: forcing a failure. [ 147.324792][ T5591] name failslab, interval 1, probability 100, space 0, times -1 [ 147.324817][ T5591] CPU: 0 UID: 0 PID: 5591 Comm: kworker/0:3 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.324838][ T5591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.324849][ T5591] Workqueue: events send_dm_alert [ 147.324895][ T5591] Call Trace: [ 147.324902][ T5591] [ 147.324910][ T5591] dump_stack_lvl+0xe8/0x150 [ 147.324936][ T5591] should_fail_ex+0x467/0x600 [ 147.324965][ T5591] should_failslab+0xa8/0x100 [ 147.324986][ T5591] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.325013][ T5591] ? __alloc_skb+0x1d7/0x7a0 [ 147.325036][ T5591] ? __alloc_skb+0x1d7/0x7a0 [ 147.325068][ T5591] __alloc_skb+0x1d7/0x7a0 [ 147.325093][ T5591] ? process_one_work+0x7fd/0x1480 [ 147.325117][ T5591] reset_per_cpu_data+0x31/0x1e0 [ 147.325144][ T5591] ? process_one_work+0x7fd/0x1480 [ 147.325165][ T5591] send_dm_alert+0x21/0x100 [ 147.325195][ T5591] process_one_work+0xaaf/0x1480 [ 147.325237][ T5591] ? __pfx_process_one_work+0x10/0x10 [ 147.325255][ T5591] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.325288][ T5591] ? assign_work+0x3cf/0x5d0 [ 147.325315][ T5591] worker_thread+0xb05/0x10d0 [ 147.325347][ T5591] ? __kthread_parkme+0x71/0x1f0 [ 147.325381][ T5591] kthread+0x388/0x470 [ 147.325406][ T5591] ? __pfx_worker_thread+0x10/0x10 [ 147.325425][ T5591] ? __pfx_kthread+0x10/0x10 [ 147.325452][ T5591] ret_from_fork+0x514/0xb70 [ 147.325481][ T5591] ? __pfx_ret_from_fork+0x10/0x10 [ 147.325507][ T5591] ? __switch_to+0xc89/0x1420 [ 147.325533][ T5591] ? __pfx_kthread+0x10/0x10 [ 147.325561][ T5591] ret_from_fork_asm+0x1a/0x30 [ 147.325612][ T5591] [ 147.325633][ T5591] FAULT_INJECTION: forcing a failure. [ 147.325633][ T5591] name failslab, interval 1, probability 100, space 0, times -1 [ 147.325656][ T5591] CPU: 0 UID: 0 PID: 5591 Comm: kworker/0:3 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.325677][ T5591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.325688][ T5591] Workqueue: events rht_deferred_worker [ 147.325714][ T5591] Call Trace: [ 147.325722][ T5591] [ 147.325729][ T5591] dump_stack_lvl+0xe8/0x150 [ 147.325754][ T5591] should_fail_ex+0x467/0x600 [ 147.325784][ T5591] should_failslab+0xa8/0x100 [ 147.325804][ T5591] __kvmalloc_node_noprof+0x176/0x880 [ 147.325837][ T5591] ? bucket_table_alloc+0x75/0x380 [ 147.325861][ T5591] ? bucket_table_alloc+0x75/0x380 [ 147.325895][ T5591] bucket_table_alloc+0x75/0x380 [ 147.325925][ T5591] rhashtable_rehash_alloc+0x8e/0x170 [ 147.325957][ T5591] rht_deferred_worker+0x1f02/0x2250 [ 147.325993][ T5591] ? lock_acquire+0x115/0x350 [ 147.326031][ T5591] ? rcu_is_watching+0x15/0xb0 [ 147.326056][ T5591] ? process_one_work+0x7fd/0x1480 [ 147.326077][ T5591] process_one_work+0xaaf/0x1480 [ 147.326120][ T5591] ? __pfx_process_one_work+0x10/0x10 [ 147.326138][ T5591] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.326172][ T5591] ? assign_work+0x3cf/0x5d0 [ 147.326198][ T5591] worker_thread+0xb05/0x10d0 [ 147.326235][ T5591] ? __kthread_parkme+0x71/0x1f0 [ 147.326269][ T5591] kthread+0x388/0x470 [ 147.326295][ T5591] ? __pfx_worker_thread+0x10/0x10 [ 147.326315][ T5591] ? __pfx_kthread+0x10/0x10 [ 147.326341][ T5591] ret_from_fork+0x514/0xb70 [ 147.326371][ T5591] ? __pfx_ret_from_fork+0x10/0x10 [ 147.326397][ T5591] ? __switch_to+0xc89/0x1420 [ 147.326423][ T5591] ? __pfx_kthread+0x10/0x10 [ 147.326450][ T5591] ret_from_fork_asm+0x1a/0x30 [ 147.326494][ T5591] [ 147.326535][ T3363] FAULT_INJECTION: forcing a failure. [ 147.326535][ T3363] name failslab, interval 1, probability 100, space 0, times -1 [ 147.326558][ T3363] CPU: 0 UID: 0 PID: 3363 Comm: kworker/u8:24 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.326586][ T3363] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.326597][ T3363] Workqueue: events_unbound nsim_dev_trap_report_work [ 147.326625][ T3363] Call Trace: [ 147.326632][ T3363] [ 147.326640][ T3363] dump_stack_lvl+0xe8/0x150 [ 147.326666][ T3363] should_fail_ex+0x467/0x600 [ 147.326696][ T3363] should_failslab+0xa8/0x100 [ 147.326717][ T3363] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.326745][ T3363] ? __alloc_skb+0x1d7/0x7a0 [ 147.326768][ T3363] ? __alloc_skb+0x1d7/0x7a0 [ 147.326800][ T3363] __alloc_skb+0x1d7/0x7a0 [ 147.326831][ T3363] nsim_dev_trap_report_work+0x2b1/0xcb0 [ 147.326874][ T3363] ? process_one_work+0x7fd/0x1480 [ 147.326895][ T3363] process_one_work+0xaaf/0x1480 [ 147.326940][ T3363] ? __pfx_process_one_work+0x10/0x10 [ 147.326958][ T3363] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.326992][ T3363] ? assign_work+0x3cf/0x5d0 [ 147.327019][ T3363] worker_thread+0xb05/0x10d0 [ 147.327051][ T3363] ? __kthread_parkme+0x71/0x1f0 [ 147.327085][ T3363] kthread+0x388/0x470 [ 147.327111][ T3363] ? __pfx_worker_thread+0x10/0x10 [ 147.327131][ T3363] ? __pfx_kthread+0x10/0x10 [ 147.327159][ T3363] ret_from_fork+0x514/0xb70 [ 147.327188][ T3363] ? __pfx_ret_from_fork+0x10/0x10 [ 147.327214][ T3363] ? __switch_to+0xc89/0x1420 [ 147.327241][ T3363] ? __pfx_kthread+0x10/0x10 [ 147.327268][ T3363] ret_from_fork_asm+0x1a/0x30 [ 147.327312][ T3363] [ 147.327494][ T3363] FAULT_INJECTION: forcing a failure. [ 147.327494][ T3363] name failslab, interval 1, probability 100, space 0, times -1 [ 147.327518][ T3363] CPU: 0 UID: 0 PID: 3363 Comm: kworker/u8:24 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.327540][ T3363] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.327551][ T3363] Workqueue: rpciod rpc_async_schedule [ 147.327572][ T3363] Call Trace: [ 147.327587][ T3363] [ 147.327595][ T3363] dump_stack_lvl+0xe8/0x150 [ 147.327620][ T3363] should_fail_ex+0x467/0x600 [ 147.327650][ T3363] should_failslab+0xa8/0x100 [ 147.327670][ T3363] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.327698][ T3363] ? __alloc_skb+0x1d7/0x7a0 [ 147.327720][ T3363] ? __alloc_skb+0x1d7/0x7a0 [ 147.327751][ T3363] __alloc_skb+0x1d7/0x7a0 [ 147.327781][ T3363] alloc_skb_with_frags+0xc6/0x760 [ 147.327813][ T3363] ? lock_acquire+0x115/0x350 [ 147.327846][ T3363] sock_alloc_send_pskb+0x884/0x9a0 [ 147.327885][ T3363] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 147.327922][ T3363] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 147.327952][ T3363] ? arch_stack_walk+0x11b/0x150 [ 147.327984][ T3363] ? __asan_memset+0x22/0x50 [ 147.328016][ T3363] __ip_append_data+0x29ea/0x3cf0 [ 147.328062][ T3363] ? save_dst_trace_buffer+0x43d/0x5b0 [ 147.328083][ T3363] ? __pfx_ip_generic_getfrag+0x10/0x10 [ 147.328131][ T3363] ? __pfx___ip_append_data+0x10/0x10 [ 147.328157][ T3363] ? ipv4_mtu+0x23/0x670 [ 147.328180][ T3363] ? __pfx_ipv4_mtu+0x10/0x10 [ 147.328202][ T3363] ? ip_setup_cork+0x4ed/0x8f0 [ 147.328230][ T3363] ip_make_skb+0x250/0x460 [ 147.328262][ T3363] ? __pfx_ip_generic_getfrag+0x10/0x10 [ 147.328288][ T3363] ? __pfx_ip_make_skb+0x10/0x10 [ 147.328311][ T3363] ? xfrm_lookup_with_ifid+0x184d/0x1b80 [ 147.328364][ T3363] udp_sendmsg+0x1937/0x2140 [ 147.328405][ T3363] ? current_check_access_socket+0x25e/0xde0 [ 147.328436][ T3363] ? __pfx_udp_sendmsg+0x10/0x10 [ 147.328492][ T3363] ? __asan_memset+0x22/0x50 [ 147.328523][ T3363] ? sock_rps_record_flow+0x19/0x350 [ 147.328551][ T3363] ? inet_sendmsg+0x23e/0x320 [ 147.328585][ T3363] ? __pfx_inet_sendmsg+0x10/0x10 [ 147.328609][ T3363] sock_sendmsg_nosec+0x10e/0x180 [ 147.328635][ T3363] sock_sendmsg+0x1ca/0x2d0 [ 147.328663][ T3363] ? __pfx_sock_sendmsg+0x10/0x10 [ 147.328698][ T3363] ? __asan_memset+0x22/0x50 [ 147.328721][ T3363] ? iov_iter_kvec+0xb8/0x180 [ 147.328752][ T3363] xprt_sock_sendmsg+0x368/0x900 [ 147.328786][ T3363] ? __pfx_xprt_sock_sendmsg+0x10/0x10 [ 147.328804][ T3363] ? ktime_get+0x45/0x220 [ 147.328835][ T3363] ? seqcount_lockdep_reader_access+0xa9/0x100 [ 147.328863][ T3363] ? lockdep_hardirqs_on+0x7a/0x110 [ 147.328882][ T3363] ? ktime_get+0x45/0x220 [ 147.328910][ T3363] ? ktime_get+0x1f5/0x220 [ 147.328941][ T3363] xs_udp_send_request+0x22d/0x5d0 [ 147.328968][ T3363] ? __pfx_xs_udp_send_request+0x10/0x10 [ 147.329001][ T3363] ? rt_spin_unlock+0x157/0x200 [ 147.329042][ T3363] xprt_transmit+0x438/0xf80 [ 147.329089][ T3363] call_transmit+0x1b7/0x200 [ 147.329108][ T3363] ? __pfx_call_transmit+0x10/0x10 [ 147.329131][ T3363] __rpc_execute+0x526/0x1280 [ 147.329156][ T3363] ? _raw_spin_unlock_irqrestore+0x30/0x80 [ 147.329189][ T3363] ? __pfx___rpc_execute+0x10/0x10 [ 147.329213][ T3363] ? lock_acquire+0x115/0x350 [ 147.329254][ T3363] rpc_async_schedule+0x51/0xa0 [ 147.329274][ T3363] ? process_one_work+0x7fd/0x1480 [ 147.329295][ T3363] process_one_work+0xaaf/0x1480 [ 147.329338][ T3363] ? __pfx_process_one_work+0x10/0x10 [ 147.329356][ T3363] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.329389][ T3363] ? assign_work+0x3cf/0x5d0 [ 147.329415][ T3363] worker_thread+0xb05/0x10d0 [ 147.329448][ T3363] ? __kthread_parkme+0x71/0x1f0 [ 147.329480][ T3363] kthread+0x388/0x470 [ 147.329507][ T3363] ? __pfx_worker_thread+0x10/0x10 [ 147.329526][ T3363] ? __pfx_kthread+0x10/0x10 [ 147.329552][ T3363] ret_from_fork+0x514/0xb70 [ 147.329588][ T3363] ? __pfx_ret_from_fork+0x10/0x10 [ 147.329615][ T3363] ? __switch_to+0xc89/0x1420 [ 147.329640][ T3363] ? __pfx_kthread+0x10/0x10 [ 147.329667][ T3363] ret_from_fork_asm+0x1a/0x30 [ 147.329710][ T3363] [ 147.329769][ T5591] FAULT_INJECTION: forcing a failure. [ 147.329769][ T5591] name failslab, interval 1, probability 100, space 0, times -1 [ 147.329793][ T5591] CPU: 0 UID: 0 PID: 5591 Comm: kworker/0:3 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.329814][ T5591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.329826][ T5591] Workqueue: events rht_deferred_worker [ 147.329853][ T5591] Call Trace: [ 147.329860][ T5591] [ 147.329867][ T5591] dump_stack_lvl+0xe8/0x150 [ 147.329893][ T5591] should_fail_ex+0x467/0x600 [ 147.329923][ T5591] should_failslab+0xa8/0x100 [ 147.329943][ T5591] __kvmalloc_node_noprof+0x176/0x880 [ 147.329976][ T5591] ? bucket_table_alloc+0x75/0x380 [ 147.330001][ T5591] ? bucket_table_alloc+0x75/0x380 [ 147.330034][ T5591] bucket_table_alloc+0x75/0x380 [ 147.330064][ T5591] rhashtable_rehash_alloc+0x8e/0x170 [ 147.330095][ T5591] rht_deferred_worker+0x1f02/0x2250 [ 147.330129][ T5591] ? lock_acquire+0x115/0x350 [ 147.330168][ T5591] ? rcu_is_watching+0x15/0xb0 [ 147.330192][ T5591] ? process_one_work+0x7fd/0x1480 [ 147.330213][ T5591] process_one_work+0xaaf/0x1480 [ 147.330256][ T5591] ? __pfx_process_one_work+0x10/0x10 [ 147.330274][ T5591] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.330307][ T5591] ? assign_work+0x3cf/0x5d0 [ 147.330334][ T5591] worker_thread+0xb05/0x10d0 [ 147.330366][ T5591] ? __kthread_parkme+0x71/0x1f0 [ 147.330400][ T5591] kthread+0x388/0x470 [ 147.330426][ T5591] ? __pfx_worker_thread+0x10/0x10 [ 147.330446][ T5591] ? __pfx_kthread+0x10/0x10 [ 147.330473][ T5591] ret_from_fork+0x514/0xb70 [ 147.330502][ T5591] ? __pfx_ret_from_fork+0x10/0x10 [ 147.330529][ T5591] ? __switch_to+0xc89/0x1420 [ 147.330555][ T5591] ? __pfx_kthread+0x10/0x10 [ 147.330590][ T5591] ret_from_fork_asm+0x1a/0x30 [ 147.330639][ T5591] [ 147.330665][ C1] FAULT_INJECTION: forcing a failure. [ 147.330665][ C1] name failslab, interval 1, probability 100, space 0, times -1 [ 147.330689][ C0] FAULT_INJECTION: forcing a failure. [ 147.330689][ C0] name failslab, interval 1, probability 100, space 0, times -1 [ 147.330697][ C1] CPU: 1 UID: 0 PID: 30 Comm: ktimers/1 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.330721][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.330731][ C1] Call Trace: [ 147.330738][ C1] [ 147.330745][ C1] dump_stack_lvl+0xe8/0x150 [ 147.330771][ C1] should_fail_ex+0x467/0x600 [ 147.330798][ C1] should_failslab+0xa8/0x100 [ 147.330817][ C1] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.330843][ C1] ? __alloc_skb+0x1d7/0x7a0 [ 147.330864][ C1] ? __alloc_skb+0x1d7/0x7a0 [ 147.330894][ C1] __alloc_skb+0x1d7/0x7a0 [ 147.330922][ C1] __netdev_alloc_skb+0xc0/0x4b0 [ 147.330950][ C1] __ieee80211_beacon_get+0xc97/0x1820 [ 147.330985][ C1] ? __lock_acquire+0x6df/0x2e40 [ 147.331002][ C1] ? __ieee80211_beacon_get+0x34/0x1820 [ 147.331033][ C1] ieee80211_beacon_get_tim+0xbd/0x2c0 [ 147.331065][ C1] ? __pfx_ieee80211_beacon_get_tim+0x10/0x10 [ 147.331114][ C1] mac80211_hwsim_beacon_tx+0x378/0x820 [ 147.331149][ C1] __iterate_interfaces+0x2af/0x5a0 [ 147.331176][ C1] ? __pfx_mac80211_hwsim_beacon_tx+0x10/0x10 [ 147.331202][ C1] ? ieee80211_iterate_active_interfaces_atomic+0x2a/0x180 [ 147.331233][ C1] ? __pfx_mac80211_hwsim_beacon_tx+0x10/0x10 [ 147.331259][ C1] ieee80211_iterate_active_interfaces_atomic+0xdb/0x180 [ 147.331290][ C1] mac80211_hwsim_beacon+0xb2/0x2b0 [ 147.331312][ C1] ? __pfx_mac80211_hwsim_beacon+0x10/0x10 [ 147.331336][ C1] __hrtimer_run_queues+0x3eb/0xaf0 [ 147.331381][ C1] hrtimer_run_softirq+0x18f/0x260 [ 147.331412][ C1] handle_softirqs+0x1d9/0x6c0 [ 147.331443][ C1] run_ktimerd+0x69/0x100 [ 147.331464][ C1] smpboot_thread_fn+0x57c/0xa80 [ 147.331488][ C1] ? smpboot_thread_fn+0x4e/0xa80 [ 147.331517][ C1] kthread+0x388/0x470 [ 147.331541][ C1] ? __pfx_smpboot_thread_fn+0x10/0x10 [ 147.331561][ C1] ? __pfx_kthread+0x10/0x10 [ 147.331587][ C1] ret_from_fork+0x514/0xb70 [ 147.331614][ C1] ? __pfx_ret_from_fork+0x10/0x10 [ 147.331638][ C1] ? __switch_to+0xc89/0x1420 [ 147.331663][ C1] ? __pfx_kthread+0x10/0x10 [ 147.331688][ C1] ret_from_fork_asm+0x1a/0x30 [ 147.331730][ C1] [ 147.331741][ C0] CPU: 0 UID: 0 PID: 16 Comm: ktimers/0 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.331765][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.331762][ C1] FAULT_INJECTION: forcing a failure. [ 147.331762][ C1] name failslab, interval 1, probability 100, space 0, times -1 [ 147.331777][ C0] Call Trace: [ 147.331787][ C0] [ 147.331794][ C0] dump_stack_lvl+0xe8/0x150 [ 147.331817][ C0] should_fail_ex+0x467/0x600 [ 147.331845][ C0] should_failslab+0xa8/0x100 [ 147.331864][ C0] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.331889][ C0] ? __alloc_skb+0x1d7/0x7a0 [ 147.331910][ C0] ? __alloc_skb+0x1d7/0x7a0 [ 147.331940][ C0] __alloc_skb+0x1d7/0x7a0 [ 147.331968][ C0] __netdev_alloc_skb+0xc0/0x4b0 [ 147.331996][ C0] __ieee80211_beacon_get+0xc97/0x1820 [ 147.332029][ C0] ? __lock_acquire+0x6df/0x2e40 [ 147.332046][ C0] ? __ieee80211_beacon_get+0x34/0x1820 [ 147.332077][ C0] ieee80211_beacon_get_tim+0xbd/0x2c0 [ 147.332110][ C0] ? __pfx_ieee80211_beacon_get_tim+0x10/0x10 [ 147.332150][ C0] mac80211_hwsim_beacon_tx+0x378/0x820 [ 147.332184][ C0] __iterate_interfaces+0x2af/0x5a0 [ 147.332210][ C0] ? __pfx_mac80211_hwsim_beacon_tx+0x10/0x10 [ 147.332236][ C0] ? ieee80211_iterate_active_interfaces_atomic+0x2a/0x180 [ 147.332264][ C0] ? __pfx_mac80211_hwsim_beacon_tx+0x10/0x10 [ 147.332290][ C0] ieee80211_iterate_active_interfaces_atomic+0xdb/0x180 [ 147.332321][ C0] mac80211_hwsim_beacon+0xb2/0x2b0 [ 147.332343][ C0] ? __pfx_mac80211_hwsim_beacon+0x10/0x10 [ 147.332366][ C0] __hrtimer_run_queues+0x3eb/0xaf0 [ 147.332411][ C0] hrtimer_run_softirq+0x18f/0x260 [ 147.332441][ C0] handle_softirqs+0x1d9/0x6c0 [ 147.332471][ C0] run_ktimerd+0x69/0x100 [ 147.332492][ C0] smpboot_thread_fn+0x57c/0xa80 [ 147.332516][ C0] ? smpboot_thread_fn+0x4e/0xa80 [ 147.332546][ C0] kthread+0x388/0x470 [ 147.332570][ C0] ? __pfx_smpboot_thread_fn+0x10/0x10 [ 147.332597][ C0] ? __pfx_kthread+0x10/0x10 [ 147.332622][ C0] ret_from_fork+0x514/0xb70 [ 147.332650][ C0] ? __pfx_ret_from_fork+0x10/0x10 [ 147.332674][ C0] ? __switch_to+0xc89/0x1420 [ 147.332699][ C0] ? __pfx_kthread+0x10/0x10 [ 147.332724][ C0] ret_from_fork_asm+0x1a/0x30 [ 147.332766][ C0] [ 147.332776][ C1] CPU: 1 UID: 0 PID: 30 Comm: ktimers/1 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.332794][ C0] FAULT_INJECTION: forcing a failure. [ 147.332794][ C0] name failslab, interval 1, probability 100, space 0, times -1 [ 147.332802][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.332814][ C1] Call Trace: [ 147.332822][ C1] [ 147.332828][ C1] dump_stack_lvl+0xe8/0x150 [ 147.332852][ C1] should_fail_ex+0x467/0x600 [ 147.332880][ C1] should_failslab+0xa8/0x100 [ 147.332899][ C1] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.332924][ C1] ? __alloc_skb+0x1d7/0x7a0 [ 147.332945][ C1] ? __alloc_skb+0x1d7/0x7a0 [ 147.332975][ C1] __alloc_skb+0x1d7/0x7a0 [ 147.333003][ C1] __netdev_alloc_skb+0xc0/0x4b0 [ 147.333031][ C1] __ieee80211_beacon_get+0xc97/0x1820 [ 147.333065][ C1] ? __lock_acquire+0x6df/0x2e40 [ 147.333089][ C1] ? __ieee80211_beacon_get+0x34/0x1820 [ 147.333119][ C1] ieee80211_beacon_get_tim+0xbd/0x2c0 [ 147.333152][ C1] ? __pfx_ieee80211_beacon_get_tim+0x10/0x10 [ 147.333180][ C1] ? do_machine_check+0x320/0x700 [ 147.333216][ C1] mac80211_hwsim_beacon_tx+0x378/0x820 [ 147.333250][ C1] __iterate_interfaces+0x2af/0x5a0 [ 147.333277][ C1] ? __pfx_mac80211_hwsim_beacon_tx+0x10/0x10 [ 147.333303][ C1] ? ieee80211_iterate_active_interfaces_atomic+0x2a/0x180 [ 147.333331][ C1] ? __pfx_mac80211_hwsim_beacon_tx+0x10/0x10 [ 147.333357][ C1] ieee80211_iterate_active_interfaces_atomic+0xdb/0x180 [ 147.333387][ C1] mac80211_hwsim_beacon+0xb2/0x2b0 [ 147.333409][ C1] ? __pfx_mac80211_hwsim_beacon+0x10/0x10 [ 147.333433][ C1] __hrtimer_run_queues+0x3eb/0xaf0 [ 147.333478][ C1] hrtimer_run_softirq+0x18f/0x260 [ 147.333508][ C1] handle_softirqs+0x1d9/0x6c0 [ 147.333539][ C1] run_ktimerd+0x69/0x100 [ 147.333560][ C1] smpboot_thread_fn+0x57c/0xa80 [ 147.333584][ C1] ? smpboot_thread_fn+0x4e/0xa80 [ 147.333614][ C1] kthread+0x388/0x470 [ 147.333639][ C1] ? __pfx_smpboot_thread_fn+0x10/0x10 [ 147.333659][ C1] ? __pfx_kthread+0x10/0x10 [ 147.333683][ C1] ret_from_fork+0x514/0xb70 [ 147.333711][ C1] ? __pfx_ret_from_fork+0x10/0x10 [ 147.333735][ C1] ? __switch_to+0xc89/0x1420 [ 147.333759][ C1] ? __pfx_kthread+0x10/0x10 [ 147.333784][ C1] ret_from_fork_asm+0x1a/0x30 [ 147.333826][ C1] [ 147.333836][ C0] CPU: 0 UID: 0 PID: 16 Comm: ktimers/0 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.333854][ C1] FAULT_INJECTION: forcing a failure. [ 147.333854][ C1] name failslab, interval 1, probability 100, space 0, times -1 [ 147.333861][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.333873][ C0] Call Trace: [ 147.333881][ C0] [ 147.333888][ C0] dump_stack_lvl+0xe8/0x150 [ 147.333912][ C0] should_fail_ex+0x467/0x600 [ 147.333939][ C0] should_failslab+0xa8/0x100 [ 147.333958][ C0] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.333983][ C0] ? __alloc_skb+0x1d7/0x7a0 [ 147.334004][ C0] ? __alloc_skb+0x1d7/0x7a0 [ 147.334034][ C0] __alloc_skb+0x1d7/0x7a0 [ 147.334062][ C0] __netdev_alloc_skb+0xc0/0x4b0 [ 147.334090][ C0] __ieee80211_beacon_get+0xc97/0x1820 [ 147.334123][ C0] ? __lock_acquire+0x6df/0x2e40 [ 147.334141][ C0] ? __ieee80211_beacon_get+0x34/0x1820 [ 147.334171][ C0] ieee80211_beacon_get_tim+0xbd/0x2c0 [ 147.334203][ C0] ? __pfx_ieee80211_beacon_get_tim+0x10/0x10 [ 147.334238][ C0] ? do_machine_check+0x320/0x700 [ 147.334277][ C0] mac80211_hwsim_beacon_tx+0x378/0x820 [ 147.334312][ C0] __iterate_interfaces+0x2af/0x5a0 [ 147.334338][ C0] ? __pfx_mac80211_hwsim_beacon_tx+0x10/0x10 [ 147.334364][ C0] ? ieee80211_iterate_active_interfaces_atomic+0x2a/0x180 [ 147.334392][ C0] ? __pfx_mac80211_hwsim_beacon_tx+0x10/0x10 [ 147.334418][ C0] ieee80211_iterate_active_interfaces_atomic+0xdb/0x180 [ 147.334449][ C0] mac80211_hwsim_beacon+0xb2/0x2b0 [ 147.334471][ C0] ? __pfx_mac80211_hwsim_beacon+0x10/0x10 [ 147.334495][ C0] __hrtimer_run_queues+0x3eb/0xaf0 [ 147.334538][ C0] hrtimer_run_softirq+0x18f/0x260 [ 147.334569][ C0] handle_softirqs+0x1d9/0x6c0 [ 147.334606][ C0] run_ktimerd+0x69/0x100 [ 147.334628][ C0] smpboot_thread_fn+0x57c/0xa80 [ 147.334652][ C0] ? smpboot_thread_fn+0x4e/0xa80 [ 147.334682][ C0] kthread+0x388/0x470 [ 147.334706][ C0] ? __pfx_smpboot_thread_fn+0x10/0x10 [ 147.334725][ C0] ? __pfx_kthread+0x10/0x10 [ 147.334750][ C0] ret_from_fork+0x514/0xb70 [ 147.334778][ C0] ? __pfx_ret_from_fork+0x10/0x10 [ 147.334802][ C0] ? __switch_to+0xc89/0x1420 [ 147.334826][ C0] ? __pfx_kthread+0x10/0x10 [ 147.334851][ C0] ret_from_fork_asm+0x1a/0x30 [ 147.334893][ C0] [ 147.334904][ C1] CPU: 1 UID: 0 PID: 30 Comm: ktimers/1 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.334929][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.334940][ C1] Call Trace: [ 147.334949][ C1] [ 147.334960][ C0] FAULT_INJECTION: forcing a failure. [ 147.334960][ C0] name failslab, interval 1, probability 100, space 0, times -1 [ 147.334958][ C1] dump_stack_lvl+0xe8/0x150 [ 147.334989][ C1] should_fail_ex+0x467/0x600 [ 147.335016][ C1] should_failslab+0xa8/0x100 [ 147.335035][ C1] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.335061][ C1] ? __alloc_skb+0x1d7/0x7a0 [ 147.335088][ C1] ? __alloc_skb+0x1d7/0x7a0 [ 147.335118][ C1] __alloc_skb+0x1d7/0x7a0 [ 147.335145][ C1] __netdev_alloc_skb+0xc0/0x4b0 [ 147.335174][ C1] __ieee80211_beacon_get+0xc97/0x1820 [ 147.335207][ C1] ? __lock_acquire+0x6df/0x2e40 [ 147.335224][ C1] ? __ieee80211_beacon_get+0x34/0x1820 [ 147.335254][ C1] ieee80211_beacon_get_tim+0xbd/0x2c0 [ 147.335286][ C1] ? __pfx_ieee80211_beacon_get_tim+0x10/0x10 [ 147.335314][ C1] ? do_machine_check+0x320/0x700 [ 147.335350][ C1] mac80211_hwsim_beacon_tx+0x378/0x820 [ 147.335383][ C1] __iterate_interfaces+0x2af/0x5a0 [ 147.335409][ C1] ? __pfx_mac80211_hwsim_beacon_tx+0x10/0x10 [ 147.335435][ C1] ? ieee80211_iterate_active_interfaces_atomic+0x2a/0x180 [ 147.335463][ C1] ? __pfx_mac80211_hwsim_beacon_tx+0x10/0x10 [ 147.335488][ C1] ieee80211_iterate_active_interfaces_atomic+0xdb/0x180 [ 147.335519][ C1] mac80211_hwsim_beacon+0xb2/0x2b0 [ 147.335540][ C1] ? __pfx_mac80211_hwsim_beacon+0x10/0x10 [ 147.335564][ C1] __hrtimer_run_queues+0x3eb/0xaf0 [ 147.335610][ C1] hrtimer_run_softirq+0x18f/0x260 [ 147.335640][ C1] handle_softirqs+0x1d9/0x6c0 [ 147.335670][ C1] run_ktimerd+0x69/0x100 [ 147.335692][ C1] smpboot_thread_fn+0x57c/0xa80 [ 147.335716][ C1] ? smpboot_thread_fn+0x4e/0xa80 [ 147.335746][ C1] kthread+0x388/0x470 [ 147.335769][ C1] ? __pfx_smpboot_thread_fn+0x10/0x10 [ 147.335789][ C1] ? __pfx_kthread+0x10/0x10 [ 147.335814][ C1] ret_from_fork+0x514/0xb70 [ 147.335841][ C1] ? __pfx_ret_from_fork+0x10/0x10 [ 147.335866][ C1] ? __switch_to+0xc89/0x1420 [ 147.335891][ C1] ? __pfx_kthread+0x10/0x10 [ 147.335916][ C1] ret_from_fork_asm+0x1a/0x30 [ 147.335958][ C1] [ 147.335968][ C0] CPU: 0 UID: 0 PID: 16 Comm: ktimers/0 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.335991][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.336003][ C0] Call Trace: [ 147.336010][ C0] [ 147.336019][ C0] dump_stack_lvl+0xe8/0x150 [ 147.336046][ C0] should_fail_ex+0x467/0x600 [ 147.336078][ C0] should_failslab+0xa8/0x100 [ 147.336101][ C0] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.336132][ C0] ? __alloc_skb+0x1d7/0x7a0 [ 147.336156][ C0] ? __alloc_skb+0x1d7/0x7a0 [ 147.336192][ C0] __alloc_skb+0x1d7/0x7a0 [ 147.336221][ C0] __netdev_alloc_skb+0xc0/0x4b0 [ 147.336250][ C0] __ieee80211_beacon_get+0xc97/0x1820 [ 147.336289][ C0] ? __lock_acquire+0x6df/0x2e40 [ 147.336309][ C0] ? __ieee80211_beacon_get+0x34/0x1820 [ 147.336346][ C0] ieee80211_beacon_get_tim+0xbd/0x2c0 [ 147.336385][ C0] ? __pfx_ieee80211_beacon_get_tim+0x10/0x10 [ 147.336420][ C0] ? do_machine_check+0x320/0x700 [ 147.336461][ C0] mac80211_hwsim_beacon_tx+0x378/0x820 [ 147.336502][ C0] __iterate_interfaces+0x2af/0x5a0 [ 147.336534][ C0] ? __pfx_mac80211_hwsim_beacon_tx+0x10/0x10 [ 147.336566][ C0] ? ieee80211_iterate_active_interfaces_atomic+0x2a/0x180 [ 147.336609][ C0] ? __pfx_mac80211_hwsim_beacon_tx+0x10/0x10 [ 147.336638][ C0] ieee80211_iterate_active_interfaces_atomic+0xdb/0x180 [ 147.336671][ C0] mac80211_hwsim_beacon+0xb2/0x2b0 [ 147.336695][ C0] ? __pfx_mac80211_hwsim_beacon+0x10/0x10 [ 147.336721][ C0] __hrtimer_run_queues+0x3eb/0xaf0 [ 147.336769][ C0] hrtimer_run_softirq+0x18f/0x260 [ 147.336803][ C0] handle_softirqs+0x1d9/0x6c0 [ 147.336836][ C0] run_ktimerd+0x69/0x100 [ 147.336860][ C0] smpboot_thread_fn+0x57c/0xa80 [ 147.336887][ C0] ? smpboot_thread_fn+0x4e/0xa80 [ 147.336920][ C0] kthread+0x388/0x470 [ 147.336946][ C0] ? __pfx_smpboot_thread_fn+0x10/0x10 [ 147.336968][ C0] ? __pfx_kthread+0x10/0x10 [ 147.336995][ C0] ret_from_fork+0x514/0xb70 [ 147.337025][ C0] ? __pfx_ret_from_fork+0x10/0x10 [ 147.337051][ C0] ? __switch_to+0xc89/0x1420 [ 147.337078][ C0] ? __pfx_kthread+0x10/0x10 [ 147.337106][ C0] ret_from_fork_asm+0x1a/0x30 [ 147.337150][ C0] [ 147.337269][ T5591] FAULT_INJECTION: forcing a failure. [ 147.337269][ T5591] name failslab, interval 1, probability 100, space 0, times -1 [ 147.337295][ T5591] CPU: 0 UID: 0 PID: 5591 Comm: kworker/0:3 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.337316][ T5591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.337328][ T5591] Workqueue: events rht_deferred_worker [ 147.337356][ T5591] Call Trace: [ 147.337363][ T5591] [ 147.337371][ T5591] dump_stack_lvl+0xe8/0x150 [ 147.337397][ T5591] should_fail_ex+0x467/0x600 [ 147.337426][ T5591] should_failslab+0xa8/0x100 [ 147.337447][ T5591] __kvmalloc_node_noprof+0x176/0x880 [ 147.337480][ T5591] ? bucket_table_alloc+0x75/0x380 [ 147.337504][ T5591] ? bucket_table_alloc+0x75/0x380 [ 147.337538][ T5591] bucket_table_alloc+0x75/0x380 [ 147.337569][ T5591] rhashtable_rehash_alloc+0x8e/0x170 [ 147.337608][ T5591] rht_deferred_worker+0x1f02/0x2250 [ 147.337642][ T5591] ? lock_acquire+0x115/0x350 [ 147.337681][ T5591] ? rcu_is_watching+0x15/0xb0 [ 147.337705][ T5591] ? process_one_work+0x7fd/0x1480 [ 147.337726][ T5591] process_one_work+0xaaf/0x1480 [ 147.337774][ T5591] ? __pfx_process_one_work+0x10/0x10 [ 147.337792][ T5591] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.337830][ T5591] ? assign_work+0x3cf/0x5d0 [ 147.337857][ T5591] worker_thread+0xb05/0x10d0 [ 147.337889][ T5591] ? __kthread_parkme+0x71/0x1f0 [ 147.337922][ T5591] kthread+0x388/0x470 [ 147.337948][ T5591] ? __pfx_worker_thread+0x10/0x10 [ 147.337966][ T5591] ? __pfx_kthread+0x10/0x10 [ 147.337993][ T5591] ret_from_fork+0x514/0xb70 [ 147.338022][ T5591] ? __pfx_ret_from_fork+0x10/0x10 [ 147.338047][ T5591] ? __switch_to+0xc89/0x1420 [ 147.338073][ T5591] ? __pfx_kthread+0x10/0x10 [ 147.338100][ T5591] ret_from_fork_asm+0x1a/0x30 [ 147.338144][ T5591] [ 147.338228][ T4968] FAULT_INJECTION: forcing a failure. [ 147.338228][ T4968] name failslab, interval 1, probability 100, space 0, times -1 [ 147.338252][ T4968] CPU: 0 UID: 0 PID: 4968 Comm: udevd Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.338273][ T4968] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.338284][ T4968] Call Trace: [ 147.338291][ T4968] [ 147.338299][ T4968] dump_stack_lvl+0xe8/0x150 [ 147.338326][ T4968] should_fail_ex+0x467/0x600 [ 147.338356][ T4968] should_failslab+0xa8/0x100 [ 147.338374][ T4968] ? __send_signal_locked+0x22c/0xeb0 [ 147.338402][ T4968] kmem_cache_alloc_noprof+0x9e/0x680 [ 147.338429][ T4968] ? __send_signal_locked+0x22c/0xeb0 [ 147.338457][ T4968] ? sig_get_ucounts+0x3e4/0x450 [ 147.338480][ T4968] __send_signal_locked+0x22c/0xeb0 [ 147.338510][ T4968] ? __task_pid_nr_ns+0x28/0x470 [ 147.338539][ T4968] send_signal_locked+0x138/0x9e0 [ 147.338569][ T4968] ? lock_task_sighand+0x29/0x2a0 [ 147.338606][ T4968] ? __pfx_send_signal_locked+0x10/0x10 [ 147.338638][ T4968] ? lock_task_sighand+0x29/0x2a0 [ 147.338663][ T4968] ? lock_task_sighand+0x29/0x2a0 [ 147.338690][ T4968] ? lock_task_sighand+0x27c/0x2a0 [ 147.338716][ T4968] ? lock_task_sighand+0x29/0x2a0 [ 147.338742][ T4968] ? group_send_sig_info+0x3d/0x250 [ 147.338771][ T4968] group_send_sig_info+0x1f4/0x250 [ 147.338801][ T4968] ? kill_pid_info_type+0x33/0x1f0 [ 147.338830][ T4968] kill_pid_info_type+0xf8/0x1f0 [ 147.338857][ T4968] ? kill_proc_info+0x21/0x180 [ 147.338888][ T4968] kill_proc_info+0xd9/0x180 [ 147.338919][ T4968] __se_sys_kill+0x35/0x370 [ 147.338950][ T4968] do_syscall_64+0x17b/0x530 [ 147.338970][ T4968] ? irqentry_exit+0x10f/0x8f0 [ 147.338989][ T4968] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 147.339009][ T4968] ? clear_bhb_loop+0x40/0x90 [ 147.339040][ T4968] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 147.339061][ T4968] RIP: 0033:0x7f763518a357 [ 147.339080][ T4968] Code: 48 83 c4 08 c3 66 0f 1f 44 00 00 48 8b 15 99 1a 19 00 64 89 02 b8 ff ff ff ff eb e4 0f 1f 80 00 00 00 00 b8 3e 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 71 1a 19 00 f7 d8 64 89 01 48 [ 147.339096][ T4968] RSP: 002b:00007ffd3f606878 EFLAGS: 00000297 ORIG_RAX: 000000000000003e [ 147.339114][ T4968] RAX: ffffffffffffffda RBX: 00007ffd3f606880 RCX: 00007f763518a357 [ 147.339128][ T4968] RDX: 0000561a3bca9a70 RSI: 000000000000000f RDI: 000000000000167f [ 147.339141][ T4968] RBP: 0000000000000000 R08: 0000000000000010 R09: 0000561a3bca18e0 [ 147.339155][ T4968] R10: 0000000000000000 R11: 0000000000000297 R12: 0000000000000000 [ 147.339166][ T4968] R13: 0000561a09cb3100 R14: 0000000000000000 R15: 0000000000000000 [ 147.339199][ T4968] [ 147.341694][ T5591] FAULT_INJECTION: forcing a failure. [ 147.341694][ T5591] name failslab, interval 1, probability 100, space 0, times -1 [ 147.341724][ T5591] CPU: 0 UID: 0 PID: 5591 Comm: kworker/0:3 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.341746][ T5591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.341758][ T5591] Workqueue: events rht_deferred_worker [ 147.341786][ T5591] Call Trace: [ 147.341794][ T5591] [ 147.341802][ T5591] dump_stack_lvl+0xe8/0x150 [ 147.341830][ T5591] should_fail_ex+0x467/0x600 [ 147.341861][ T5591] should_failslab+0xa8/0x100 [ 147.341881][ T5591] __kvmalloc_node_noprof+0x176/0x880 [ 147.341914][ T5591] ? bucket_table_alloc+0x75/0x380 [ 147.341939][ T5591] ? bucket_table_alloc+0x75/0x380 [ 147.341973][ T5591] bucket_table_alloc+0x75/0x380 [ 147.342003][ T5591] rhashtable_rehash_alloc+0x8e/0x170 [ 147.342034][ T5591] rht_deferred_worker+0x1f02/0x2250 [ 147.342068][ T5591] ? lock_acquire+0x115/0x350 [ 147.342107][ T5591] ? rcu_is_watching+0x15/0xb0 [ 147.342131][ T5591] ? process_one_work+0x7fd/0x1480 [ 147.342153][ T5591] process_one_work+0xaaf/0x1480 [ 147.342196][ T5591] ? __pfx_process_one_work+0x10/0x10 [ 147.342215][ T5591] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.342249][ T5591] ? assign_work+0x3cf/0x5d0 [ 147.342275][ T5591] worker_thread+0xb05/0x10d0 [ 147.342307][ T5591] ? __kthread_parkme+0x71/0x1f0 [ 147.342341][ T5591] kthread+0x388/0x470 [ 147.342367][ T5591] ? __pfx_worker_thread+0x10/0x10 [ 147.342387][ T5591] ? __pfx_kthread+0x10/0x10 [ 147.342413][ T5591] ret_from_fork+0x514/0xb70 [ 147.342443][ T5591] ? __pfx_ret_from_fork+0x10/0x10 [ 147.342469][ T5591] ? __switch_to+0xc89/0x1420 [ 147.342495][ T5591] ? __pfx_kthread+0x10/0x10 [ 147.342522][ T5591] ret_from_fork_asm+0x1a/0x30 [ 147.342566][ T5591] [ 147.342602][ T5591] FAULT_INJECTION: forcing a failure. [ 147.342602][ T5591] name failslab, interval 1, probability 100, space 0, times -1 [ 147.342625][ T5591] CPU: 0 UID: 0 PID: 5591 Comm: kworker/0:3 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.342646][ T5591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.342657][ T5591] Workqueue: events rht_deferred_worker [ 147.342683][ T5591] Call Trace: [ 147.342690][ T5591] [ 147.342698][ T5591] dump_stack_lvl+0xe8/0x150 [ 147.342722][ T5591] should_fail_ex+0x467/0x600 [ 147.342752][ T5591] should_failslab+0xa8/0x100 [ 147.342772][ T5591] __kvmalloc_node_noprof+0x176/0x880 [ 147.342804][ T5591] ? bucket_table_alloc+0x75/0x380 [ 147.342828][ T5591] ? bucket_table_alloc+0x75/0x380 [ 147.342861][ T5591] bucket_table_alloc+0x75/0x380 [ 147.342891][ T5591] rhashtable_rehash_alloc+0x8e/0x170 [ 147.342922][ T5591] rht_deferred_worker+0x1f02/0x2250 [ 147.342956][ T5591] ? lock_acquire+0x115/0x350 [ 147.342995][ T5591] ? rcu_is_watching+0x15/0xb0 [ 147.343018][ T5591] ? process_one_work+0x7fd/0x1480 [ 147.343039][ T5591] process_one_work+0xaaf/0x1480 [ 147.343082][ T5591] ? __pfx_process_one_work+0x10/0x10 [ 147.343100][ T5591] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.343133][ T5591] ? assign_work+0x3cf/0x5d0 [ 147.343159][ T5591] worker_thread+0xb05/0x10d0 [ 147.343190][ T5591] ? __kthread_parkme+0x71/0x1f0 [ 147.343224][ T5591] kthread+0x388/0x470 [ 147.343254][ T5591] ? __pfx_worker_thread+0x10/0x10 [ 147.343273][ T5591] ? __pfx_kthread+0x10/0x10 [ 147.343300][ T5591] ret_from_fork+0x514/0xb70 [ 147.343329][ T5591] ? __pfx_ret_from_fork+0x10/0x10 [ 147.343355][ T5591] ? __switch_to+0xc89/0x1420 [ 147.343381][ T5591] ? __pfx_kthread+0x10/0x10 [ 147.343408][ T5591] ret_from_fork_asm+0x1a/0x30 [ 147.343452][ T5591] [ 147.343990][ T5989] FAULT_INJECTION: forcing a failure. [ 147.343990][ T5989] name failslab, interval 1, probability 100, space 0, times -1 [ 147.344016][ T5989] CPU: 0 UID: 0 PID: 5989 Comm: udevd Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.344036][ T5989] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.344047][ T5989] Call Trace: [ 147.344054][ T5989] [ 147.344062][ T5989] dump_stack_lvl+0xe8/0x150 [ 147.344089][ T5989] should_fail_ex+0x467/0x600 [ 147.344117][ T5989] should_failslab+0xa8/0x100 [ 147.344135][ T5989] ? mas_alloc_nodes+0x291/0x350 [ 147.344154][ T5989] kmem_cache_alloc_noprof+0x9e/0x680 [ 147.344182][ T5989] ? mas_alloc_nodes+0x291/0x350 [ 147.344207][ T5989] mas_alloc_nodes+0x291/0x350 [ 147.344236][ T5989] mas_nomem+0xfb/0x210 [ 147.344271][ T5989] mas_store_gfp+0x37a/0x820 [ 147.344298][ T5989] ? __pfx_mas_store_gfp+0x10/0x10 [ 147.344316][ T5989] ? reacquire_held_locks+0x117/0x1a0 [ 147.344352][ T5989] ? __mas_set_range+0x11a/0x3a0 [ 147.344379][ T5989] do_vmi_align_munmap+0x30c/0x4d0 [ 147.344419][ T5989] ? __pfx_do_vmi_align_munmap+0x10/0x10 [ 147.344470][ T5989] ? mas_walk+0x372/0x480 [ 147.344501][ T5989] ? mas_find+0x64e/0xca0 [ 147.344524][ T5989] do_vmi_munmap+0x252/0x2d0 [ 147.344553][ T5989] __vm_munmap+0x241/0x3e0 [ 147.344588][ T5989] ? __pfx___vm_munmap+0x10/0x10 [ 147.344635][ T5989] __x64_sys_munmap+0x60/0x70 [ 147.344664][ T5989] do_syscall_64+0x17b/0x530 [ 147.344684][ T5989] ? irqentry_exit+0x10f/0x8f0 [ 147.344703][ T5989] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 147.344724][ T5989] ? clear_bhb_loop+0x40/0x90 [ 147.344749][ T5989] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 147.344768][ T5989] RIP: 0033:0x7f7635249097 [ 147.344787][ T5989] Code: 73 01 c3 48 8b 0d 61 2d 0d 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 0b 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 31 2d 0d 00 f7 d8 64 89 01 48 [ 147.344804][ T5989] RSP: 002b:00007ffd3f6066a8 EFLAGS: 00000206 ORIG_RAX: 000000000000000b [ 147.344824][ T5989] RAX: ffffffffffffffda RBX: 0000561a3bc99bf0 RCX: 00007f7635249097 [ 147.344838][ T5989] RDX: 0000000000000000 RSI: 00000000009480e8 RDI: 00007f763479b000 [ 147.344852][ T5989] RBP: 0000561a3bc99910 R08: 0000561a3bcac140 R09: 0000000000000006 [ 147.344865][ T5989] R10: 0000000000000000 R11: 0000000000000206 R12: 0000561a09cb2588 [ 147.344878][ T5989] R13: 00007ffd3f606730 R14: 0000000000000000 R15: 0000000000000000 [ 147.344909][ T5989] [ 147.345113][ T13] FAULT_INJECTION: forcing a failure. [ 147.345113][ T13] name failslab, interval 1, probability 100, space 0, times -1 [ 147.345155][ T13] CPU: 0 UID: 0 PID: 13 Comm: kworker/u8:1 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.345176][ T13] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.345188][ T13] Workqueue: events_unbound nsim_dev_trap_report_work [ 147.345219][ T13] Call Trace: [ 147.345226][ T13] [ 147.345234][ T13] dump_stack_lvl+0xe8/0x150 [ 147.345260][ T13] should_fail_ex+0x467/0x600 [ 147.345290][ T13] should_failslab+0xa8/0x100 [ 147.345311][ T13] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.345339][ T13] ? __alloc_skb+0x1d7/0x7a0 [ 147.345363][ T13] ? __alloc_skb+0x1d7/0x7a0 [ 147.345395][ T13] __alloc_skb+0x1d7/0x7a0 [ 147.345425][ T13] nsim_dev_trap_report_work+0x2b1/0xcb0 [ 147.345468][ T13] ? process_one_work+0x7fd/0x1480 [ 147.345490][ T13] process_one_work+0xaaf/0x1480 [ 147.345534][ T13] ? __pfx_process_one_work+0x10/0x10 [ 147.345552][ T13] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.345593][ T13] ? assign_work+0x3cf/0x5d0 [ 147.345620][ T13] worker_thread+0xb05/0x10d0 [ 147.345668][ T13] kthread+0x388/0x470 [ 147.345694][ T13] ? __pfx_worker_thread+0x10/0x10 [ 147.345713][ T13] ? __pfx_kthread+0x10/0x10 [ 147.345741][ T13] ret_from_fork+0x514/0xb70 [ 147.345771][ T13] ? __pfx_ret_from_fork+0x10/0x10 [ 147.345797][ T13] ? __switch_to+0xc89/0x1420 [ 147.345825][ T13] ? __pfx_kthread+0x10/0x10 [ 147.345852][ T13] ret_from_fork_asm+0x1a/0x30 [ 147.345899][ T13] [ 147.345914][ T13] FAULT_INJECTION: forcing a failure. [ 147.345914][ T13] name failslab, interval 1, probability 100, space 0, times -1 [ 147.345936][ T13] CPU: 0 UID: 0 PID: 13 Comm: kworker/u8:1 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.345957][ T13] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.345968][ T13] Workqueue: events_unbound nsim_dev_trap_report_work [ 147.345996][ T13] Call Trace: [ 147.346003][ T13] [ 147.346011][ T13] dump_stack_lvl+0xe8/0x150 [ 147.346037][ T13] should_fail_ex+0x467/0x600 [ 147.346067][ T13] should_failslab+0xa8/0x100 [ 147.346088][ T13] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.346116][ T13] ? __alloc_skb+0x1d7/0x7a0 [ 147.346138][ T13] ? __alloc_skb+0x1d7/0x7a0 [ 147.346171][ T13] __alloc_skb+0x1d7/0x7a0 [ 147.346201][ T13] nsim_dev_trap_report_work+0x2b1/0xcb0 [ 147.346244][ T13] ? process_one_work+0x7fd/0x1480 [ 147.346265][ T13] process_one_work+0xaaf/0x1480 [ 147.346311][ T13] ? __pfx_process_one_work+0x10/0x10 [ 147.346329][ T13] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.346363][ T13] ? assign_work+0x3cf/0x5d0 [ 147.346390][ T13] worker_thread+0xb05/0x10d0 [ 147.346437][ T13] kthread+0x388/0x470 [ 147.346463][ T13] ? __pfx_worker_thread+0x10/0x10 [ 147.346482][ T13] ? __pfx_kthread+0x10/0x10 [ 147.346510][ T13] ret_from_fork+0x514/0xb70 [ 147.346540][ T13] ? __pfx_ret_from_fork+0x10/0x10 [ 147.346566][ T13] ? __switch_to+0xc89/0x1420 [ 147.346600][ T13] ? __pfx_kthread+0x10/0x10 [ 147.346627][ T13] ret_from_fork_asm+0x1a/0x30 [ 147.346671][ T13] [ 147.346684][ T13] FAULT_INJECTION: forcing a failure. [ 147.346684][ T13] name failslab, interval 1, probability 100, space 0, times -1 [ 147.346706][ T13] CPU: 0 UID: 0 PID: 13 Comm: kworker/u8:1 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.346726][ T13] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.346742][ T13] Workqueue: events_unbound nsim_dev_trap_report_work [ 147.346769][ T13] Call Trace: [ 147.346776][ T13] [ 147.346783][ T13] dump_stack_lvl+0xe8/0x150 [ 147.346809][ T13] should_fail_ex+0x467/0x600 [ 147.346839][ T13] should_failslab+0xa8/0x100 [ 147.346860][ T13] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.346887][ T13] ? __alloc_skb+0x1d7/0x7a0 [ 147.346910][ T13] ? __alloc_skb+0x1d7/0x7a0 [ 147.346942][ T13] __alloc_skb+0x1d7/0x7a0 [ 147.346972][ T13] nsim_dev_trap_report_work+0x2b1/0xcb0 [ 147.347015][ T13] ? process_one_work+0x7fd/0x1480 [ 147.347037][ T13] process_one_work+0xaaf/0x1480 [ 147.347082][ T13] ? __pfx_process_one_work+0x10/0x10 [ 147.347100][ T13] ? do_raw_spin_lock+0x12b/0x2f0 [ 147.347134][ T13] ? assign_work+0x3cf/0x5d0 [ 147.347162][ T13] worker_thread+0xb05/0x10d0 [ 147.347209][ T13] kthread+0x388/0x470 [ 147.347235][ T13] ? __pfx_worker_thread+0x10/0x10 [ 147.347255][ T13] ? __pfx_kthread+0x10/0x10 [ 147.347282][ T13] ret_from_fork+0x514/0xb70 [ 147.347311][ T13] ? __pfx_ret_from_fork+0x10/0x10 [ 147.347338][ T13] ? __switch_to+0xc89/0x1420 [ 147.347365][ T13] ? __pfx_kthread+0x10/0x10 [ 147.347392][ T13] ret_from_fork_asm+0x1a/0x30 [ 147.347437][ T13] [ 147.347516][ T5589] FAULT_INJECTION: forcing a failure. [ 147.347516][ T5589] name failslab, interval 1, probability 100, space 0, times -1 [ 147.347539][ T5589] CPU: 0 UID: 0 PID: 5589 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.347559][ T5589] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.347570][ T5589] Call Trace: [ 147.347584][ T5589] [ 147.347592][ T5589] dump_stack_lvl+0xe8/0x150 [ 147.347618][ T5589] should_fail_ex+0x467/0x600 [ 147.347647][ T5589] should_failslab+0xa8/0x100 [ 147.347668][ T5589] kmem_cache_alloc_node_noprof+0xac/0x660 [ 147.347695][ T5589] ? __alloc_skb+0x1d7/0x7a0 [ 147.347718][ T5589] ? __alloc_skb+0x1d7/0x7a0 [ 147.347749][ T5589] __alloc_skb+0x1d7/0x7a0 [ 147.347778][ T5589] tcp_stream_alloc_skb+0x3f/0x5c0 [ 147.347811][ T5589] tcp_sendmsg_locked+0x143d/0x55c0 [ 147.347892][ T5589] ? __pfx_tcp_sendmsg_locked+0x10/0x10 [ 147.347945][ T5589] ? __local_bh_enable_ip+0x1ae/0x2b0 [ 147.347967][ T5589] ? lockdep_hardirqs_on+0x7a/0x110 [ 147.347991][ T5589] tcp_sendmsg+0x2f/0x50 [ 147.348019][ T5589] ? __pfx_inet_sendmsg+0x10/0x10 [ 147.348043][ T5589] sock_sendmsg_nosec+0x10e/0x180 [ 147.348069][ T5589] sock_write_iter+0x2e4/0x3f0 [ 147.348093][ T5589] ? __pfx_sock_write_iter+0x10/0x10 [ 147.348122][ T5589] ? bpf_lsm_file_permission+0x9/0x20 [ 147.348149][ T5589] ? security_file_permission+0x68/0x220 [ 147.348181][ T5589] vfs_write+0x61e/0xbb0 [ 147.348213][ T5589] ? __pfx_vfs_write+0x10/0x10 [ 147.348257][ T5589] ksys_write+0x156/0x270 [ 147.348283][ T5589] ? __pfx_ksys_write+0x10/0x10 [ 147.348316][ T5589] do_syscall_64+0x17b/0x530 [ 147.348336][ T5589] ? irqentry_exit+0x10f/0x8f0 [ 147.348355][ T5589] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 147.348376][ T5589] ? clear_bhb_loop+0x40/0x90 [ 147.348400][ T5589] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 147.348419][ T5589] RIP: 0033:0x7f0038289017 [ 147.348436][ T5589] Code: 48 89 fa 4c 89 df e8 a8 56 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 147.348452][ T5589] RSP: 002b:00007ffda6c745c0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 147.348473][ T5589] RAX: ffffffffffffffda RBX: 0000555556075540 RCX: 00007f0038289017 [ 147.348488][ T5589] RDX: 0000000000000160 RSI: 00007f003412fea0 RDI: 0000000000000003 [ 147.348501][ T5589] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 147.348513][ T5589] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000160 [ 147.348525][ T5589] R13: 0000555556089d90 R14: 00007ffda6c74b60 R15: 00007f003412fea0 [ 147.348557][ T5589] [ 147.375737][ T5989] ------------[ cut here ]------------ [ 147.375751][ T5989] !mas->sheaf && !mas->alloc [ 147.375760][ T5989] WARNING: lib/maple_tree.c:5751 at mas_nomem+0x1cc/0x210, CPU#0: udevd/5989 [ 147.375804][ T5989] Modules linked in: [ 147.375822][ T5989] CPU: 0 UID: 0 PID: 5989 Comm: udevd Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.375844][ T5989] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.375857][ T5989] RIP: 0010:mas_nomem+0x1cc/0x210 [ 147.375886][ T5989] Code: 4c 89 ff e8 d6 85 ea f6 49 c7 07 00 00 00 00 b0 01 e9 95 fe ff ff e8 f3 2d 7e f6 90 0f 0b 90 e9 2b ff ff ff e8 e5 2d 7e f6 90 <0f> 0b 90 e9 77 fe ff ff 89 d1 80 e1 07 80 c1 03 38 c1 0f 8c ce fe [ 147.375903][ T5989] RSP: 0018:ffffc900060af8f0 EFLAGS: 00010293 [ 147.375920][ T5989] RAX: ffffffff8b4775cb RBX: 1ffff92000c15fbf RCX: ffff888037475dc0 [ 147.375934][ T5989] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 147.375947][ T5989] RBP: 0000000000000cc0 R08: 00000000ffffffff R09: 1ffffffff1ca1a86 [ 147.375961][ T5989] R10: dffffc0000000000 R11: fffffbfff1ca1a87 R12: dffffc0000000000 [ 147.375976][ T5989] R13: ffffc900060afe18 R14: ffffc900060afde0 R15: ffffc900060afdf8 [ 147.375992][ T5989] FS: 00007f76350e4880(0000) GS:ffff8881259f2000(0000) knlGS:0000000000000000 [ 147.376009][ T5989] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 147.376023][ T5989] CR2: 0000561a3bccafc0 CR3: 000000003c1d0000 CR4: 00000000003526f0 [ 147.376042][ T5989] Call Trace: [ 147.376051][ T5989] [ 147.376066][ T5989] mas_store_gfp+0x37a/0x820 [ 147.376093][ T5989] ? __pfx_mas_store_gfp+0x10/0x10 [ 147.376111][ T5989] ? reacquire_held_locks+0x117/0x1a0 [ 147.376151][ T5989] ? __mas_set_range+0x11a/0x3a0 [ 147.376197][ T5989] do_vmi_align_munmap+0x30c/0x4d0 [ 147.376237][ T5989] ? __pfx_do_vmi_align_munmap+0x10/0x10 [ 147.376287][ T5989] ? mas_walk+0x372/0x480 [ 147.376317][ T5989] ? mas_find+0x64e/0xca0 [ 147.376340][ T5989] do_vmi_munmap+0x252/0x2d0 [ 147.376367][ T5989] __vm_munmap+0x241/0x3e0 [ 147.376412][ T5989] ? __pfx___vm_munmap+0x10/0x10 [ 147.376457][ T5989] __x64_sys_munmap+0x60/0x70 [ 147.376485][ T5989] do_syscall_64+0x17b/0x530 [ 147.376505][ T5989] ? irqentry_exit+0x10f/0x8f0 [ 147.376523][ T5989] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 147.376543][ T5989] ? clear_bhb_loop+0x40/0x90 [ 147.376568][ T5989] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 147.376594][ T5989] RIP: 0033:0x7f7635249097 [ 147.376613][ T5989] Code: 73 01 c3 48 8b 0d 61 2d 0d 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 0b 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 31 2d 0d 00 f7 d8 64 89 01 48 [ 147.376628][ T5989] RSP: 002b:00007ffd3f6066a8 EFLAGS: 00000206 ORIG_RAX: 000000000000000b [ 147.376647][ T5989] RAX: ffffffffffffffda RBX: 0000561a3bc99bf0 RCX: 00007f7635249097 [ 147.376662][ T5989] RDX: 0000000000000000 RSI: 00000000009480e8 RDI: 00007f763479b000 [ 147.376674][ T5989] RBP: 0000561a3bc99910 R08: 0000561a3bcac140 R09: 0000000000000006 [ 147.376687][ T5989] R10: 0000000000000000 R11: 0000000000000206 R12: 0000561a09cb2588 [ 147.376700][ T5989] R13: 00007ffd3f606730 R14: 0000000000000000 R15: 0000000000000000 [ 147.376730][ T5989] [ 147.376740][ T5989] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 147.376755][ T5989] CPU: 0 UID: 0 PID: 5989 Comm: udevd Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 147.376775][ T5989] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 147.376786][ T5989] Call Trace: [ 147.376794][ T5989] [ 147.376802][ T5989] vpanic+0x56c/0xa60 [ 147.376823][ T5989] ? __pfx__printk+0x10/0x10 [ 147.376846][ T5989] ? __pfx_vpanic+0x10/0x10 [ 147.376864][ T5989] ? is_bpf_text_address+0x292/0x2b0 [ 147.376887][ T5989] ? is_bpf_text_address+0x26/0x2b0 [ 147.376917][ T5989] panic+0xc5/0xd0 [ 147.376936][ T5989] ? __pfx_panic+0x10/0x10 [ 147.376971][ T5989] __warn+0x315/0x4c0 [ 147.376989][ T5989] ? mas_nomem+0x1cc/0x210 [ 147.377019][ T5989] ? mas_nomem+0x1cc/0x210 [ 147.377046][ T5989] __report_bug+0x276/0x570 [ 147.377070][ T5989] ? mas_nomem+0x1cc/0x210 [ 147.377100][ T5989] ? __pfx___report_bug+0x10/0x10 [ 147.377122][ T5989] ? dump_stack_lvl+0x135/0x150 [ 147.377148][ T5989] ? dump_stack_lvl+0x137/0x150 [ 147.377178][ T5989] ? mas_nomem+0x1cc/0x210 [ 147.377205][ T5989] report_bug+0x16a/0x220 [ 147.377225][ T5989] ? mas_nomem+0x1cc/0x210 [ 147.377250][ T5989] ? mas_nomem+0x1ce/0x210 [ 147.377276][ T5989] handle_bug+0x9c/0x200 [ 147.377301][ T5989] exc_invalid_op+0x1a/0x50 [ 147.377323][ T5989] asm_exc_invalid_op+0x1a/0x20 [ 147.377341][ T5989] RIP: 0010:mas_nomem+0x1cc/0x210 [ 147.377368][ T5989] Code: 4c 89 ff e8 d6 85 ea f6 49 c7 07 00 00 00 00 b0 01 e9 95 fe ff ff e8 f3 2d 7e f6 90 0f 0b 90 e9 2b ff ff ff e8 e5 2d 7e f6 90 <0f> 0b 90 e9 77 fe ff ff 89 d1 80 e1 07 80 c1 03 38 c1 0f 8c ce fe [ 147.377385][ T5989] RSP: 0018:ffffc900060af8f0 EFLAGS: 00010293 [ 147.377401][ T5989] RAX: ffffffff8b4775cb RBX: 1ffff92000c15fbf RCX: ffff888037475dc0 [ 147.377415][ T5989] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 147.377427][ T5989] RBP: 0000000000000cc0 R08: 00000000ffffffff R09: 1ffffffff1ca1a86 [ 147.377440][ T5989] R10: dffffc0000000000 R11: fffffbfff1ca1a87 R12: dffffc0000000000 [ 147.377455][ T5989] R13: ffffc900060afe18 R14: ffffc900060afde0 R15: ffffc900060afdf8 [ 147.377477][ T5989] ? mas_nomem+0x1cb/0x210 [ 147.377517][ T5989] mas_store_gfp+0x37a/0x820 [ 147.377542][ T5989] ? __pfx_mas_store_gfp+0x10/0x10 [ 147.377559][ T5989] ? reacquire_held_locks+0x117/0x1a0 [ 147.377601][ T5989] ? __mas_set_range+0x11a/0x3a0 [ 147.377627][ T5989] do_vmi_align_munmap+0x30c/0x4d0 [ 147.377665][ T5989] ? __pfx_do_vmi_align_munmap+0x10/0x10 [ 147.377713][ T5989] ? mas_walk+0x372/0x480 [ 147.377744][ T5989] ? mas_find+0x64e/0xca0 [ 147.377767][ T5989] do_vmi_munmap+0x252/0x2d0 [ 147.377794][ T5989] __vm_munmap+0x241/0x3e0 [ 147.377818][ T5989] ? __pfx___vm_munmap+0x10/0x10 [ 147.377861][ T5989] __x64_sys_munmap+0x60/0x70 [ 147.377888][ T5989] do_syscall_64+0x17b/0x530 [ 147.377908][ T5989] ? irqentry_exit+0x10f/0x8f0 [ 147.377927][ T5989] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 147.377946][ T5989] ? clear_bhb_loop+0x40/0x90 [ 147.377970][ T5989] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 147.377990][ T5989] RIP: 0033:0x7f7635249097 [ 147.378006][ T5989] Code: 73 01 c3 48 8b 0d 61 2d 0d 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 0b 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 31 2d 0d 00 f7 d8 64 89 01 48 [ 147.378023][ T5989] RSP: 002b:00007ffd3f6066a8 EFLAGS: 00000206 ORIG_RAX: 000000000000000b [ 147.378041][ T5989] RAX: ffffffffffffffda RBX: 0000561a3bc99bf0 RCX: 00007f7635249097 [ 147.378056][ T5989] RDX: 0000000000000000 RSI: 00000000009480e8 RDI: 00007f763479b000 [ 147.378069][ T5989] RBP: 0000561a3bc99910 R08: 0000561a3bcac140 R09: 0000000000000006 [ 147.378081][ T5989] R10: 0000000000000000 R11: 0000000000000206 R12: 0000561a09cb2588 [ 147.378094][ T5989] R13: 00007ffd3f606730 R14: 0000000000000000 R15: 0000000000000000 [ 147.378124][ T5989] [ 147.378380][ T5989] Kernel Offset: disabled