, 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}]}) 10:49:15 executing program 4: socket$nl_route(0x10, 0x3, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) getsockopt$netlink(r1, 0x10e, 0x0, 0x0, &(0x7f0000000140)=0xfffffffffffffc6c) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) sendmsg$L2TP_CMD_SESSION_DELETE(r2, &(0x7f0000000300)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000640)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="020025bd7000fedbdf250600000006001c003d00000014001f00ff01000000000000000000000000000125000700020000000c001600060000000000000006001a004e23000033a49690284f80c229a4fe3fe67bc6192a0ea7f569aece8d2796c9ce7bed8ef468f9ee1e8230e0b15ea22d370f69da7a59cca73d9661950485e8713e35166af86c4ba786a80082762d964d508c398e6a2fded693944882fd489b9159fa35c85c8da53e0a5103b44a657c33c6d094ee5f041bb0a9a5d30af992ee"], 0x4c}, 0x1, 0x0, 0x0, 0x4004000}, 0x20004000) (async) sendmsg$L2TP_CMD_TUNNEL_CREATE(r2, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000740)=ANY=[@ANYBLOB="3000000031366c7301007571b6692125214a7ea56b687767c2744dcecf72042e50d75b500450c5fb2f9d31d128223a0bb45aa15511b7126a9c82d955708890a0c9ec52a5ea25e366d3422c00e392247b729e85695b5e7585f5bbf10cd8c68c9dd47e12c6590b54637b276710fcefb78c7016a0e2a7dbd3968477d153ec2575f0faaa354918f598935fb5ba01ef2d99ff9ae550e5a4db228e5a2af8d6cd95049b893aefac20385e4713a5a20925ff2833ca26d5ef7e75", @ANYRES16=0x0, @ANYBLOB="02002dbd7000ffdbdf250100000014001f00fe8000000000000000000000000000aa0500140009000000"], 0x30}, 0x1, 0x0, 0x0, 0x4000840}, 0x4) (async) r4 = openat$ocfs2_control(0xffffffffffffff9c, &(0x7f0000000340), 0x2, 0x0) sendmsg$L2TP_CMD_SESSION_DELETE(r4, &(0x7f0000000480)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000440)={&(0x7f00000004c0)=ANY=[@ANYBLOB="000000002bb9345d46d4fca4e131cf940b614912cf586c312360c2e8ed22175a3b6d0f9c3e23d6c68b2fd8ad13c611a52519797102cc9542c266a650aa2afd05b22e3fc141683623abc2", @ANYRES16=r3, @ANYBLOB="000428bd7000fedbdf250600000006000300030000000500210001000000050007000200000008000c00000000000c000f00020000000000000005000d000100000006001a004e21000008001800ac1414bb"], 0x58}, 0x1, 0x0, 0x0, 0x40}, 0x40) 10:49:15 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@map_off}, {@hide}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:15 executing program 2: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x4002086, &(0x7f00000005c0)={[{@map_off}, {@map_off}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:15 executing program 4: setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000000000)={0x8, 0x1, 0x40, 0x1}, 0x10) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) getsockopt$netlink(r0, 0x10e, 0x6, &(0x7f0000000140)=""/237, &(0x7f0000000040)=0xed) r1 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r1, 0x10e, 0x3, 0x0, &(0x7f0000000100)) 10:49:15 executing program 5: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x4002086, 0x0) 10:49:15 executing program 1: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}, {@hide}, {@check_relaxed}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:15 executing program 4: setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000000000)={0x8, 0x1, 0x40, 0x1}, 0x10) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) (async) getsockopt$netlink(r0, 0x10e, 0x6, &(0x7f0000000140)=""/237, &(0x7f0000000040)=0xed) r1 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r1, 0x10e, 0x3, 0x0, &(0x7f0000000100)) 10:49:15 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x4002086, &(0x7f00000005c0)={[], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}]}) 10:49:15 executing program 4: setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000000000)={0x8, 0x1, 0x40, 0x1}, 0x10) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) getsockopt$netlink(r0, 0x10e, 0x6, &(0x7f0000000140)=""/237, &(0x7f0000000040)=0xed) r1 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r1, 0x10e, 0x3, 0x0, &(0x7f0000000100)) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0x7, &(0x7f0000000000)={0x8, 0x1, 0x40, 0x1}, 0x10) (async) pipe(&(0x7f0000000100)) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) (async) getsockopt$netlink(r0, 0x10e, 0x6, &(0x7f0000000140)=""/237, &(0x7f0000000040)=0xed) (async) socket$nl_route(0x10, 0x3, 0x0) (async) getsockopt$netlink(r1, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) 10:49:15 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:15 executing program 2: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x4002086, &(0x7f00000005c0)={[{@map_off}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:15 executing program 1: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}, {@hide}, {@check_relaxed}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:15 executing program 4: setsockopt$netrom_NETROM_T2(0xffffffffffffffff, 0x103, 0x2, &(0x7f0000000000)=0x7f, 0x4) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000180)={r0, 0x20, &(0x7f0000000140)={&(0x7f0000000040)=""/35, 0x23, 0x0, &(0x7f0000000080)=""/70, 0x46}}, 0x10) getsockopt$netlink(0xffffffffffffffff, 0x10e, 0x3, 0x0, &(0x7f0000000100)) 10:49:15 executing program 1: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}, {@hide}, {@check_relaxed}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:16 executing program 5: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, 0x0) 10:49:16 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x4002086, &(0x7f00000005c0)={[], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}]}) 10:49:16 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}]}) 10:49:16 executing program 2: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x4002086, &(0x7f00000005c0)={[], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:16 executing program 1: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, 0x0) 10:49:16 executing program 4: setsockopt$netrom_NETROM_T2(0xffffffffffffffff, 0x103, 0x2, &(0x7f0000000000)=0x7f, 0x4) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000180)={r0, 0x20, &(0x7f0000000140)={&(0x7f0000000040)=""/35, 0x23, 0x0, &(0x7f0000000080)=""/70, 0x46}}, 0x10) getsockopt$netlink(0xffffffffffffffff, 0x10e, 0x3, 0x0, &(0x7f0000000100)) setsockopt$netrom_NETROM_T2(0xffffffffffffffff, 0x103, 0x2, &(0x7f0000000000)=0x7f, 0x4) (async) pipe(&(0x7f0000000100)) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) (async) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000180)={r0, 0x20, &(0x7f0000000140)={&(0x7f0000000040)=""/35, 0x23, 0x0, &(0x7f0000000080)=""/70, 0x46}}, 0x10) (async) getsockopt$netlink(0xffffffffffffffff, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) 10:49:16 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}]}) 10:49:16 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x4002086, &(0x7f00000005c0)={[], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}]}) 10:49:16 executing program 2: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x4002086, &(0x7f00000005c0)={[], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}]}) 10:49:16 executing program 5: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}, {@hide}, {@check_relaxed}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:16 executing program 4: setsockopt$netrom_NETROM_T2(0xffffffffffffffff, 0x103, 0x2, &(0x7f0000000000)=0x7f, 0x4) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000180)={r0, 0x20, &(0x7f0000000140)={&(0x7f0000000040)=""/35, 0x23, 0x0, &(0x7f0000000080)=""/70, 0x46}}, 0x10) getsockopt$netlink(0xffffffffffffffff, 0x10e, 0x3, 0x0, &(0x7f0000000100)) 10:49:16 executing program 1: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, 0x0) 10:49:16 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) syz_open_dev$dri(&(0x7f0000000000), 0x3ff, 0x20401) getsockopt$netlink(r0, 0x10e, 0x7, 0x0, &(0x7f0000000040)) 10:49:16 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x4002086, &(0x7f00000005c0)) 10:49:16 executing program 5: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}, {@hide}, {@check_relaxed}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:16 executing program 2: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x4002086, &(0x7f00000005c0)={[], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}]}) 10:49:16 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) syz_open_dev$dri(&(0x7f0000000000), 0x3ff, 0x20401) (async) getsockopt$netlink(r0, 0x10e, 0x7, 0x0, &(0x7f0000000040)) 10:49:16 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}]}) 10:49:16 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) syz_open_dev$dri(&(0x7f0000000000), 0x3ff, 0x20401) (async) getsockopt$netlink(r0, 0x10e, 0x7, 0x0, &(0x7f0000000040)) 10:49:16 executing program 1: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, 0x0) 10:49:16 executing program 2: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x4002086, &(0x7f00000005c0)={[], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}]}) 10:49:16 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) clock_gettime(0x0, &(0x7f00000001c0)={0x0, 0x0}) pselect6(0x40, &(0x7f00000000c0)={0xff, 0x400, 0x1, 0xb0, 0x7d9, 0xa9, 0x400, 0xfb7}, &(0x7f0000000140)={0x6, 0x7fff, 0x1f, 0xfffffffffffffffc, 0x1, 0x3, 0x5, 0x9f1}, &(0x7f0000000180)={0xe55, 0x99b2, 0x8, 0xffffffffffffff56, 0x20, 0x0, 0x5, 0x68}, &(0x7f0000000200)={r1, r2+10000000}, &(0x7f0000000280)={&(0x7f0000000240)={[0xee26]}, 0x8}) pselect6(0x40, &(0x7f00000002c0)={0x7972, 0x3, 0x2, 0x3f769884, 0xdae, 0x100000001, 0x10001, 0x1000}, &(0x7f0000000300)={0x401, 0x8, 0xec, 0x200, 0x3ff, 0x8000, 0x8}, &(0x7f0000000340)={0xfffffffffffffffb, 0x6, 0xb2c, 0x3ff, 0x80, 0x7, 0xc4ec, 0xbd08}, &(0x7f0000000380)={0x0, 0x3938700}, &(0x7f0000000400)={&(0x7f00000003c0)={[0x6]}, 0x8}) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) getdents(0xffffffffffffffff, &(0x7f0000000000)=""/179, 0xb3) 10:49:16 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}]}) 10:49:16 executing program 5: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}, {@hide}, {@check_relaxed}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:16 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, 0x0) 10:49:16 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) (async, rerun: 64) clock_gettime(0x0, &(0x7f00000001c0)={0x0, 0x0}) (rerun: 64) pselect6(0x40, &(0x7f00000000c0)={0xff, 0x400, 0x1, 0xb0, 0x7d9, 0xa9, 0x400, 0xfb7}, &(0x7f0000000140)={0x6, 0x7fff, 0x1f, 0xfffffffffffffffc, 0x1, 0x3, 0x5, 0x9f1}, &(0x7f0000000180)={0xe55, 0x99b2, 0x8, 0xffffffffffffff56, 0x20, 0x0, 0x5, 0x68}, &(0x7f0000000200)={r1, r2+10000000}, &(0x7f0000000280)={&(0x7f0000000240)={[0xee26]}, 0x8}) (async) pselect6(0x40, &(0x7f00000002c0)={0x7972, 0x3, 0x2, 0x3f769884, 0xdae, 0x100000001, 0x10001, 0x1000}, &(0x7f0000000300)={0x401, 0x8, 0xec, 0x200, 0x3ff, 0x8000, 0x8}, &(0x7f0000000340)={0xfffffffffffffffb, 0x6, 0xb2c, 0x3ff, 0x80, 0x7, 0xc4ec, 0xbd08}, &(0x7f0000000380)={0x0, 0x3938700}, &(0x7f0000000400)={&(0x7f00000003c0)={[0x6]}, 0x8}) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) getdents(0xffffffffffffffff, &(0x7f0000000000)=""/179, 0xb3) 10:49:16 executing program 1: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}, {@hide}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:16 executing program 2: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x4002086, &(0x7f00000005c0)={[], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}]}) 10:49:16 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) clock_gettime(0x0, &(0x7f00000001c0)={0x0, 0x0}) pselect6(0x40, &(0x7f00000000c0)={0xff, 0x400, 0x1, 0xb0, 0x7d9, 0xa9, 0x400, 0xfb7}, &(0x7f0000000140)={0x6, 0x7fff, 0x1f, 0xfffffffffffffffc, 0x1, 0x3, 0x5, 0x9f1}, &(0x7f0000000180)={0xe55, 0x99b2, 0x8, 0xffffffffffffff56, 0x20, 0x0, 0x5, 0x68}, &(0x7f0000000200)={r1, r2+10000000}, &(0x7f0000000280)={&(0x7f0000000240)={[0xee26]}, 0x8}) pselect6(0x40, &(0x7f00000002c0)={0x7972, 0x3, 0x2, 0x3f769884, 0xdae, 0x100000001, 0x10001, 0x1000}, &(0x7f0000000300)={0x401, 0x8, 0xec, 0x200, 0x3ff, 0x8000, 0x8}, &(0x7f0000000340)={0xfffffffffffffffb, 0x6, 0xb2c, 0x3ff, 0x80, 0x7, 0xc4ec, 0xbd08}, &(0x7f0000000380)={0x0, 0x3938700}, &(0x7f0000000400)={&(0x7f00000003c0)={[0x6]}, 0x8}) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) getdents(0xffffffffffffffff, &(0x7f0000000000)=""/179, 0xb3) socket$nl_route(0x10, 0x3, 0x0) (async) clock_gettime(0x0, &(0x7f00000001c0)) (async) pselect6(0x40, &(0x7f00000000c0)={0xff, 0x400, 0x1, 0xb0, 0x7d9, 0xa9, 0x400, 0xfb7}, &(0x7f0000000140)={0x6, 0x7fff, 0x1f, 0xfffffffffffffffc, 0x1, 0x3, 0x5, 0x9f1}, &(0x7f0000000180)={0xe55, 0x99b2, 0x8, 0xffffffffffffff56, 0x20, 0x0, 0x5, 0x68}, &(0x7f0000000200)={r1, r2+10000000}, &(0x7f0000000280)={&(0x7f0000000240)={[0xee26]}, 0x8}) (async) pselect6(0x40, &(0x7f00000002c0)={0x7972, 0x3, 0x2, 0x3f769884, 0xdae, 0x100000001, 0x10001, 0x1000}, &(0x7f0000000300)={0x401, 0x8, 0xec, 0x200, 0x3ff, 0x8000, 0x8}, &(0x7f0000000340)={0xfffffffffffffffb, 0x6, 0xb2c, 0x3ff, 0x80, 0x7, 0xc4ec, 0xbd08}, &(0x7f0000000380)={0x0, 0x3938700}, &(0x7f0000000400)={&(0x7f00000003c0)={[0x6]}, 0x8}) (async) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) getdents(0xffffffffffffffff, &(0x7f0000000000)=""/179, 0xb3) (async) 10:49:16 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}, {@hide}, {@check_relaxed}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:16 executing program 2: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x4002086, &(0x7f00000005c0)={[], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}]}) 10:49:16 executing program 5: syz_mount_image$iso9660(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}, {@hide}, {@check_relaxed}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:16 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}]}) 10:49:16 executing program 1: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:16 executing program 2: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x4002086, &(0x7f00000005c0)={[], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}]}) 10:49:16 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000300)={0xffffffffffffffff, 0xe0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, &(0x7f0000000000)=[0x0, 0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x6, 0x1, &(0x7f0000000040)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000080)=[0x0], 0x0, 0x8, &(0x7f00000000c0)=[{}], 0x8, 0x10, &(0x7f0000000140), &(0x7f0000000180), 0x8, 0x10, 0x8, 0x8, &(0x7f00000001c0)}}, 0x10) r3 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000340), 0x4000, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000380)=@base={0x7, 0x2400, 0x7, 0x0, 0x114, r1, 0x800, '\x00', r2, r3, 0x0, 0x5, 0x2}, 0x48) 10:49:16 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000300)={0xffffffffffffffff, 0xe0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, &(0x7f0000000000)=[0x0, 0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x6, 0x1, &(0x7f0000000040)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000080)=[0x0], 0x0, 0x8, &(0x7f00000000c0)=[{}], 0x8, 0x10, &(0x7f0000000140), &(0x7f0000000180), 0x8, 0x10, 0x8, 0x8, &(0x7f00000001c0)}}, 0x10) r3 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000340), 0x4000, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000380)=@base={0x7, 0x2400, 0x7, 0x0, 0x114, r1, 0x800, '\x00', r2, r3, 0x0, 0x5, 0x2}, 0x48) socket$nl_route(0x10, 0x3, 0x0) (async) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) pipe(&(0x7f0000000100)) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000300)={0xffffffffffffffff, 0xe0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, &(0x7f0000000000)=[0x0, 0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x6, 0x1, &(0x7f0000000040)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000080)=[0x0], 0x0, 0x8, &(0x7f00000000c0)=[{}], 0x8, 0x10, &(0x7f0000000140), &(0x7f0000000180), 0x8, 0x10, 0x8, 0x8, &(0x7f00000001c0)}}, 0x10) (async) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000340), 0x4000, 0x0) (async) bpf$MAP_CREATE(0x0, &(0x7f0000000380)=@base={0x7, 0x2400, 0x7, 0x0, 0x114, r1, 0x800, '\x00', r2, r3, 0x0, 0x5, 0x2}, 0x48) (async) 10:49:16 executing program 5: syz_mount_image$iso9660(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}, {@hide}, {@check_relaxed}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:16 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}]}) 10:49:16 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async, rerun: 32) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) (rerun: 32) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000300)={0xffffffffffffffff, 0xe0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, &(0x7f0000000000)=[0x0, 0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x6, 0x1, &(0x7f0000000040)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000080)=[0x0], 0x0, 0x8, &(0x7f00000000c0)=[{}], 0x8, 0x10, &(0x7f0000000140), &(0x7f0000000180), 0x8, 0x10, 0x8, 0x8, &(0x7f00000001c0)}}, 0x10) (async) r3 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000340), 0x4000, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000380)=@base={0x7, 0x2400, 0x7, 0x0, 0x114, r1, 0x800, '\x00', r2, r3, 0x0, 0x5, 0x2}, 0x48) 10:49:16 executing program 2: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x4002086, &(0x7f00000005c0)) 10:49:16 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}, {@hide}, {@check_relaxed}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:16 executing program 1: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:16 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) 10:49:16 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(0xffffffffffffffff, 0xc00864bf, &(0x7f0000000080)={0x0, 0x1}) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_FD(0xffffffffffffffff, 0xc01064c2, &(0x7f00000000c0)={0x0}) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(0xffffffffffffffff, 0xc00864bf, &(0x7f0000000140)={0x0}) ioctl$DRM_IOCTL_SYNCOBJ_SIGNAL(0xffffffffffffffff, 0xc01064c5, &(0x7f00000001c0)={&(0x7f0000000180)=[r1, 0x0, r2, 0x0, 0x0, 0x0, 0x0, r3, 0x0], 0x9}) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) r4 = openat$incfs(0xffffffffffffff9c, &(0x7f0000000000)='.pending_reads\x00', 0x8351e9e386b3edfb, 0x101) setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0x7, &(0x7f0000000040)={0xff, 0x100, 0xaf, 0x7d}, 0x10) ioctl$IOCTL_VMCI_QUEUEPAIR_ALLOC(r4, 0x7a8, &(0x7f0000000200)={{@any, 0x6}, @local, 0x8, 0x9, 0x8, 0x5, 0x400, 0x7}) 10:49:16 executing program 5: syz_mount_image$iso9660(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}, {@hide}, {@check_relaxed}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:16 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) (async) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(0xffffffffffffffff, 0xc00864bf, &(0x7f0000000080)={0x0, 0x1}) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_FD(0xffffffffffffffff, 0xc01064c2, &(0x7f00000000c0)={0x0}) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(0xffffffffffffffff, 0xc00864bf, &(0x7f0000000140)={0x0}) ioctl$DRM_IOCTL_SYNCOBJ_SIGNAL(0xffffffffffffffff, 0xc01064c5, &(0x7f00000001c0)={&(0x7f0000000180)=[r1, 0x0, r2, 0x0, 0x0, 0x0, 0x0, r3, 0x0], 0x9}) (async) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) r4 = openat$incfs(0xffffffffffffff9c, &(0x7f0000000000)='.pending_reads\x00', 0x8351e9e386b3edfb, 0x101) setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0x7, &(0x7f0000000040)={0xff, 0x100, 0xaf, 0x7d}, 0x10) (async) ioctl$IOCTL_VMCI_QUEUEPAIR_ALLOC(r4, 0x7a8, &(0x7f0000000200)={{@any, 0x6}, @local, 0x8, 0x9, 0x8, 0x5, 0x400, 0x7}) 10:49:16 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}, {@hide}, {@check_relaxed}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:16 executing program 1: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:16 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(0xffffffffffffffff, 0xc00864bf, &(0x7f0000000080)={0x0, 0x1}) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_FD(0xffffffffffffffff, 0xc01064c2, &(0x7f00000000c0)={0x0}) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(0xffffffffffffffff, 0xc00864bf, &(0x7f0000000140)={0x0}) ioctl$DRM_IOCTL_SYNCOBJ_SIGNAL(0xffffffffffffffff, 0xc01064c5, &(0x7f00000001c0)={&(0x7f0000000180)=[r1, 0x0, r2, 0x0, 0x0, 0x0, 0x0, r3, 0x0], 0x9}) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) r4 = openat$incfs(0xffffffffffffff9c, &(0x7f0000000000)='.pending_reads\x00', 0x8351e9e386b3edfb, 0x101) setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0x7, &(0x7f0000000040)={0xff, 0x100, 0xaf, 0x7d}, 0x10) ioctl$IOCTL_VMCI_QUEUEPAIR_ALLOC(r4, 0x7a8, &(0x7f0000000200)={{@any, 0x6}, @local, 0x8, 0x9, 0x8, 0x5, 0x400, 0x7}) 10:49:16 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(0xffffffffffffffff, 0xc00864bf, &(0x7f0000000080)={0x0, 0x1}) (async) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_FD(0xffffffffffffffff, 0xc01064c2, &(0x7f00000000c0)={0x0}) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(0xffffffffffffffff, 0xc00864bf, &(0x7f0000000140)={0x0}) ioctl$DRM_IOCTL_SYNCOBJ_SIGNAL(0xffffffffffffffff, 0xc01064c5, &(0x7f00000001c0)={&(0x7f0000000180)=[r1, 0x0, r2, 0x0, 0x0, 0x0, 0x0, r3, 0x0], 0x9}) (async) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) r4 = openat$incfs(0xffffffffffffff9c, &(0x7f0000000000)='.pending_reads\x00', 0x8351e9e386b3edfb, 0x101) setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0x7, &(0x7f0000000040)={0xff, 0x100, 0xaf, 0x7d}, 0x10) (async) ioctl$IOCTL_VMCI_QUEUEPAIR_ALLOC(r4, 0x7a8, &(0x7f0000000200)={{@any, 0x6}, @local, 0x8, 0x9, 0x8, 0x5, 0x400, 0x7}) [ 497.890682] ISOFS: Unable to identify CD-ROM format. 10:49:16 executing program 2: syz_mount_image$iso9660(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}, {@hide}, {@check_relaxed}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:17 executing program 5: syz_mount_image$iso9660(&(0x7f0000000040), 0x0, 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}, {@hide}, {@check_relaxed}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:17 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) socket$inet6(0xa, 0x5, 0x5) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$L2TP_CMD_TUNNEL_GET(r1, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x30, 0x0, 0x10, 0x70bd2a, 0x25dfdbfb, {}, [@L2TP_ATTR_UDP_CSUM={0x5, 0xd, 0x1}, @L2TP_ATTR_PEER_COOKIE={0xc, 0x10, 0x1}, @L2TP_ATTR_L2SPEC_TYPE={0x5, 0x5, 0x1}]}, 0x30}, 0x1, 0x0, 0x0, 0x20008804}, 0xc854) 10:49:17 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) 10:49:17 executing program 2: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x4002086, &(0x7f00000005c0)={[], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}]}) 10:49:17 executing program 3: syz_mount_image$iso9660(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}, {@hide}, {@check_relaxed}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:17 executing program 1: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@map_off}, {@hide}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:17 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) socket$inet6(0xa, 0x5, 0x5) (async, rerun: 32) r1 = socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) sendmsg$L2TP_CMD_TUNNEL_GET(r1, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x30, 0x0, 0x10, 0x70bd2a, 0x25dfdbfb, {}, [@L2TP_ATTR_UDP_CSUM={0x5, 0xd, 0x1}, @L2TP_ATTR_PEER_COOKIE={0xc, 0x10, 0x1}, @L2TP_ATTR_L2SPEC_TYPE={0x5, 0x5, 0x1}]}, 0x30}, 0x1, 0x0, 0x0, 0x20008804}, 0xc854) [ 498.099058] ISOFS: Unable to identify CD-ROM format. 10:49:17 executing program 2: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, 0x0, 0x10, 0x70bd26, 0x25dfdbfc, {}, [@L2TP_ATTR_IP_DADDR={0x8, 0x19, @broadcast}, @L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0x5}, @L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x2}, @L2TP_ATTR_MTU={0x6, 0x1c, 0x8000}, @L2TP_ATTR_DATA_SEQ={0x5}, @L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0x7}, @L2TP_ATTR_RECV_SEQ={0x5, 0x12, 0x3}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000}, 0xeedded79fdf9d180) r1 = openat$ocfs2_control(0xffffffffffffff9c, &(0x7f0000000180), 0x541900, 0x0) write$FUSE_LK(r1, &(0x7f00000001c0)={0x28, 0x0, 0x0, {{0x6, 0x2, 0x1, 0xffffffffffffffff}}}, 0x28) r2 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r2, 0x10e, 0x3, 0x0, &(0x7f0000000100)) socket$inet_udp(0x2, 0x2, 0x0) 10:49:17 executing program 3: syz_mount_image$iso9660(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}, {@hide}, {@check_relaxed}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:17 executing program 5: syz_mount_image$iso9660(&(0x7f0000000040), 0x0, 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}, {@hide}, {@check_relaxed}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:17 executing program 1: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:17 executing program 2: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, 0x0, 0x10, 0x70bd26, 0x25dfdbfc, {}, [@L2TP_ATTR_IP_DADDR={0x8, 0x19, @broadcast}, @L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0x5}, @L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x2}, @L2TP_ATTR_MTU={0x6, 0x1c, 0x8000}, @L2TP_ATTR_DATA_SEQ={0x5}, @L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0x7}, @L2TP_ATTR_RECV_SEQ={0x5, 0x12, 0x3}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000}, 0xeedded79fdf9d180) r1 = openat$ocfs2_control(0xffffffffffffff9c, &(0x7f0000000180), 0x541900, 0x0) write$FUSE_LK(r1, &(0x7f00000001c0)={0x28, 0x0, 0x0, {{0x6, 0x2, 0x1, 0xffffffffffffffff}}}, 0x28) r2 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r2, 0x10e, 0x3, 0x0, &(0x7f0000000100)) socket$inet_udp(0x2, 0x2, 0x0) 10:49:17 executing program 2: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, 0x0, 0x10, 0x70bd26, 0x25dfdbfc, {}, [@L2TP_ATTR_IP_DADDR={0x8, 0x19, @broadcast}, @L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0x5}, @L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x2}, @L2TP_ATTR_MTU={0x6, 0x1c, 0x8000}, @L2TP_ATTR_DATA_SEQ={0x5}, @L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0x7}, @L2TP_ATTR_RECV_SEQ={0x5, 0x12, 0x3}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000}, 0xeedded79fdf9d180) r1 = openat$ocfs2_control(0xffffffffffffff9c, &(0x7f0000000180), 0x541900, 0x0) write$FUSE_LK(r1, &(0x7f00000001c0)={0x28, 0x0, 0x0, {{0x6, 0x2, 0x1, 0xffffffffffffffff}}}, 0x28) r2 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r2, 0x10e, 0x3, 0x0, &(0x7f0000000100)) socket$inet_udp(0x2, 0x2, 0x0) 10:49:17 executing program 0: syz_mount_image$iso9660(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}, {@hide}, {@check_relaxed}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:17 executing program 1: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}]}) 10:49:17 executing program 2: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, 0x0, 0x10, 0x70bd26, 0x25dfdbfc, {}, [@L2TP_ATTR_IP_DADDR={0x8, 0x19, @broadcast}, @L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0x5}, @L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x2}, @L2TP_ATTR_MTU={0x6, 0x1c, 0x8000}, @L2TP_ATTR_DATA_SEQ={0x5}, @L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0x7}, @L2TP_ATTR_RECV_SEQ={0x5, 0x12, 0x3}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000}, 0xeedded79fdf9d180) r1 = openat$ocfs2_control(0xffffffffffffff9c, &(0x7f0000000180), 0x541900, 0x0) write$FUSE_LK(r1, &(0x7f00000001c0)={0x28, 0x0, 0x0, {{0x6, 0x2, 0x1, 0xffffffffffffffff}}}, 0x28) r2 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r2, 0x10e, 0x3, 0x0, &(0x7f0000000100)) 10:49:17 executing program 5: syz_mount_image$iso9660(&(0x7f0000000040), 0x0, 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}, {@hide}, {@check_relaxed}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:17 executing program 3: syz_mount_image$iso9660(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}, {@hide}, {@check_relaxed}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:18 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) socket$inet6(0xa, 0x5, 0x5) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$L2TP_CMD_TUNNEL_GET(r1, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x30, 0x0, 0x10, 0x70bd2a, 0x25dfdbfb, {}, [@L2TP_ATTR_UDP_CSUM={0x5, 0xd, 0x1}, @L2TP_ATTR_PEER_COOKIE={0xc, 0x10, 0x1}, @L2TP_ATTR_L2SPEC_TYPE={0x5, 0x5, 0x1}]}, 0x30}, 0x1, 0x0, 0x0, 0x20008804}, 0xc854) socket$nl_route(0x10, 0x3, 0x0) (async) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) socket$inet6(0xa, 0x5, 0x5) (async) socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$L2TP_CMD_TUNNEL_GET(r1, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x30, 0x0, 0x10, 0x70bd2a, 0x25dfdbfb, {}, [@L2TP_ATTR_UDP_CSUM={0x5, 0xd, 0x1}, @L2TP_ATTR_PEER_COOKIE={0xc, 0x10, 0x1}, @L2TP_ATTR_L2SPEC_TYPE={0x5, 0x5, 0x1}]}, 0x30}, 0x1, 0x0, 0x0, 0x20008804}, 0xc854) (async) 10:49:18 executing program 2: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, 0x0, 0x10, 0x70bd26, 0x25dfdbfc, {}, [@L2TP_ATTR_IP_DADDR={0x8, 0x19, @broadcast}, @L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0x5}, @L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x2}, @L2TP_ATTR_MTU={0x6, 0x1c, 0x8000}, @L2TP_ATTR_DATA_SEQ={0x5}, @L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0x7}, @L2TP_ATTR_RECV_SEQ={0x5, 0x12, 0x3}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000}, 0xeedded79fdf9d180) r1 = openat$ocfs2_control(0xffffffffffffff9c, &(0x7f0000000180), 0x541900, 0x0) write$FUSE_LK(r1, &(0x7f00000001c0)={0x28, 0x0, 0x0, {{0x6, 0x2, 0x1, 0xffffffffffffffff}}}, 0x28) socket$nl_route(0x10, 0x3, 0x0) 10:49:18 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x4002086, 0x0) 10:49:18 executing program 1: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}]}) 10:49:18 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), 0x0, 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}, {@hide}, {@check_relaxed}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:18 executing program 5: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}, {@hide}, {@check_relaxed}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:18 executing program 2: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, 0x0, 0x10, 0x70bd26, 0x25dfdbfc, {}, [@L2TP_ATTR_IP_DADDR={0x8, 0x19, @broadcast}, @L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0x5}, @L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x2}, @L2TP_ATTR_MTU={0x6, 0x1c, 0x8000}, @L2TP_ATTR_DATA_SEQ={0x5}, @L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0x7}, @L2TP_ATTR_RECV_SEQ={0x5, 0x12, 0x3}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000}, 0xeedded79fdf9d180) r1 = openat$ocfs2_control(0xffffffffffffff9c, &(0x7f0000000180), 0x541900, 0x0) write$FUSE_LK(r1, &(0x7f00000001c0)={0x28, 0x0, 0x0, {{0x6, 0x2, 0x1, 0xffffffffffffffff}}}, 0x28) 10:49:18 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), 0x0, 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}, {@hide}, {@check_relaxed}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:18 executing program 5: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}, {@hide}, {@check_relaxed}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:18 executing program 1: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}]}) 10:49:18 executing program 2: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, 0x0, 0x10, 0x70bd26, 0x25dfdbfc, {}, [@L2TP_ATTR_IP_DADDR={0x8, 0x19, @broadcast}, @L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0x5}, @L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x2}, @L2TP_ATTR_MTU={0x6, 0x1c, 0x8000}, @L2TP_ATTR_DATA_SEQ={0x5}, @L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0x7}, @L2TP_ATTR_RECV_SEQ={0x5, 0x12, 0x3}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000}, 0xeedded79fdf9d180) openat$ocfs2_control(0xffffffffffffff9c, &(0x7f0000000180), 0x541900, 0x0) 10:49:18 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) setsockopt$netlink_NETLINK_DROP_MEMBERSHIP(r0, 0x10e, 0x2, &(0x7f0000000000)=0x4, 0x4) 10:49:18 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x4002086, 0x0) 10:49:18 executing program 5: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}, {@hide}, {@check_relaxed}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:18 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) setsockopt$netlink_NETLINK_DROP_MEMBERSHIP(r0, 0x10e, 0x2, &(0x7f0000000000)=0x4, 0x4) 10:49:18 executing program 2: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, 0x0, 0x10, 0x70bd26, 0x25dfdbfc, {}, [@L2TP_ATTR_IP_DADDR={0x8, 0x19, @broadcast}, @L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0x5}, @L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x2}, @L2TP_ATTR_MTU={0x6, 0x1c, 0x8000}, @L2TP_ATTR_DATA_SEQ={0x5}, @L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0x7}, @L2TP_ATTR_RECV_SEQ={0x5, 0x12, 0x3}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000}, 0xeedded79fdf9d180) 10:49:18 executing program 5: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, 0x0) 10:49:18 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), 0x0, 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}, {@hide}, {@check_relaxed}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:18 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) setsockopt$netlink_NETLINK_DROP_MEMBERSHIP(r0, 0x10e, 0x2, &(0x7f0000000000)=0x4, 0x4) 10:49:18 executing program 2: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, 0x0, 0x10, 0x70bd26, 0x25dfdbfc, {}, [@L2TP_ATTR_IP_DADDR={0x8, 0x19, @broadcast}, @L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0x5}, @L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x2}, @L2TP_ATTR_MTU={0x6, 0x1c, 0x8000}, @L2TP_ATTR_DATA_SEQ={0x5}, @L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0x7}, @L2TP_ATTR_RECV_SEQ={0x5, 0x12, 0x3}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000}, 0xeedded79fdf9d180) 10:49:18 executing program 0: syz_mount_image$iso9660(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}, {@hide}, {@check_relaxed}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:18 executing program 1: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}]}) 10:49:18 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, 0x0, 0x10, 0x70bd26, 0x25dfdbfc, {}, [@L2TP_ATTR_IP_DADDR={0x8, 0x19, @broadcast}, @L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0x5}, @L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x2}, @L2TP_ATTR_MTU={0x6, 0x1c, 0x8000}, @L2TP_ATTR_DATA_SEQ={0x5}, @L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0x7}, @L2TP_ATTR_RECV_SEQ={0x5, 0x12, 0x3}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000}, 0xeedded79fdf9d180) 10:49:18 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair(0x22, 0x0, 0x0, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) 10:49:18 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}, {@hide}, {@check_relaxed}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:18 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) 10:49:18 executing program 5: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, 0x0) 10:49:18 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair(0x22, 0x0, 0x0, 0x0) (async) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) 10:49:18 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}, {@hide}, {@check_relaxed}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:18 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}, {@hide}, {@check_relaxed}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:18 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0x0) 10:49:18 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair(0x22, 0x0, 0x0, 0x0) (async) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) 10:49:18 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 1) 10:49:18 executing program 1: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}]}) 10:49:18 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0x0) 10:49:18 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, 0x0) 10:49:18 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0x0) 10:49:18 executing program 4: socket$nl_route(0x10, 0x3, 0x0) ioctl$IOCTL_VMCI_GET_CONTEXT_ID(0xffffffffffffffff, 0x7b3, &(0x7f0000000080)) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) r1 = socket$nl_route(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(r1, 0x10e, 0x1, &(0x7f0000000000)=0x13, 0x4) getsockopt$netlink(r0, 0x10e, 0x0, 0x0, &(0x7f0000000040)) [ 499.632902] FAULT_INJECTION: forcing a failure. [ 499.632902] name failslab, interval 1, probability 0, space 0, times 0 [ 499.649835] CPU: 0 PID: 11540 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 499.658015] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 499.667370] Call Trace: [ 499.670056] dump_stack+0x1b2/0x281 [ 499.673694] should_fail.cold+0x10a/0x149 [ 499.677859] should_failslab+0xd6/0x130 [ 499.681845] __kmalloc+0x2c1/0x400 [ 499.685385] ? SyS_memfd_create+0xbc/0x3c0 [ 499.689624] SyS_memfd_create+0xbc/0x3c0 [ 499.693688] ? shmem_fcntl+0x120/0x120 [ 499.697567] ? __do_page_fault+0x159/0xad0 [ 499.701793] ? do_syscall_64+0x4c/0x640 [ 499.705756] ? shmem_fcntl+0x120/0x120 [ 499.709627] do_syscall_64+0x1d5/0x640 [ 499.713510] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 499.718695] RIP: 0033:0x7fecb8f3c279 [ 499.722393] RSP: 002b:00007fecb78b0f28 EFLAGS: 00000246 ORIG_RAX: 000000000000013f 10:49:18 executing program 5: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, 0x0) 10:49:18 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) (fail_nth: 1) 10:49:18 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 2) [ 499.730092] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fecb8f3c279 [ 499.737345] RDX: 00007fecb78b0fe0 RSI: 0000000000000000 RDI: 00007fecb8f952c4 [ 499.744719] RBP: 0000000000000000 R08: 00007fecb78b0fd8 R09: 00007fecb78b11d0 [ 499.751986] R10: 00007fecb78b0fdc R11: 0000000000000246 R12: 0000000020000040 [ 499.759355] R13: 0000000020000080 R14: 0000000000000000 R15: 00000000200005c0 10:49:18 executing program 1: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}]}) 10:49:18 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, 0x0) 10:49:18 executing program 2: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) ioctl$IOCTL_VMCI_VERSION2(r0, 0x7a7, &(0x7f0000000000)=0x90000) 10:49:18 executing program 4: socket$nl_route(0x10, 0x3, 0x0) (async) ioctl$IOCTL_VMCI_GET_CONTEXT_ID(0xffffffffffffffff, 0x7b3, &(0x7f0000000080)) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) (async) r1 = socket$nl_route(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(r1, 0x10e, 0x1, &(0x7f0000000000)=0x13, 0x4) getsockopt$netlink(r0, 0x10e, 0x0, 0x0, &(0x7f0000000040)) 10:49:18 executing program 4: socket$nl_route(0x10, 0x3, 0x0) ioctl$IOCTL_VMCI_GET_CONTEXT_ID(0xffffffffffffffff, 0x7b3, &(0x7f0000000080)) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) r1 = socket$nl_route(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(r1, 0x10e, 0x1, &(0x7f0000000000)=0x13, 0x4) getsockopt$netlink(r0, 0x10e, 0x0, 0x0, &(0x7f0000000040)) socket$nl_route(0x10, 0x3, 0x0) (async) ioctl$IOCTL_VMCI_GET_CONTEXT_ID(0xffffffffffffffff, 0x7b3, &(0x7f0000000080)) (async) pipe(&(0x7f0000000100)) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) (async) socket$nl_route(0x10, 0x3, 0x0) (async) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(r1, 0x10e, 0x1, &(0x7f0000000000)=0x13, 0x4) (async) getsockopt$netlink(r0, 0x10e, 0x0, 0x0, &(0x7f0000000040)) (async) 10:49:18 executing program 1: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) 10:49:19 executing program 2: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) (async) ioctl$IOCTL_VMCI_VERSION2(r0, 0x7a7, &(0x7f0000000000)=0x90000) 10:49:19 executing program 5: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}, {@hide}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:19 executing program 2: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) (async) ioctl$IOCTL_VMCI_VERSION2(r0, 0x7a7, &(0x7f0000000000)=0x90000) [ 499.937043] FAULT_INJECTION: forcing a failure. [ 499.937043] name failslab, interval 1, probability 0, space 0, times 0 [ 499.970976] CPU: 1 PID: 11579 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 10:49:19 executing program 4: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$netlink(0x10, 0x3, 0x5) getsockopt$netlink(r0, 0x10e, 0x5, 0x0, &(0x7f0000000100)) [ 499.978886] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 499.988368] Call Trace: [ 499.990956] dump_stack+0x1b2/0x281 [ 499.994571] should_fail.cold+0x10a/0x149 [ 499.998862] should_failslab+0xd6/0x130 [ 500.002919] kmem_cache_alloc+0x28e/0x3c0 [ 500.007055] __d_alloc+0x2a/0xa20 [ 500.010492] ? lock_downgrade+0x740/0x740 [ 500.014640] __shmem_file_setup.part.0+0xcb/0x3c0 [ 500.019471] ? shmem_create+0x30/0x30 [ 500.023252] ? __alloc_fd+0x1be/0x490 [ 500.027043] SyS_memfd_create+0x1fc/0x3c0 [ 500.031174] ? shmem_fcntl+0x120/0x120 [ 500.035044] ? __do_page_fault+0x159/0xad0 [ 500.039264] ? do_syscall_64+0x4c/0x640 [ 500.043222] ? shmem_fcntl+0x120/0x120 [ 500.047091] do_syscall_64+0x1d5/0x640 [ 500.050965] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 500.056186] RIP: 0033:0x7fecb8f3c279 [ 500.059885] RSP: 002b:00007fecb78b0f28 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 500.067590] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fecb8f3c279 [ 500.074866] RDX: 00007fecb78b0fe0 RSI: 0000000000000000 RDI: 00007fecb8f952c4 10:49:19 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 3) [ 500.082119] RBP: 0000000000000000 R08: 00007fecb78b0fd8 R09: 00007fecb78b11d0 [ 500.089378] R10: 00007fecb78b0fdc R11: 0000000000000246 R12: 0000000020000040 [ 500.096639] R13: 0000000020000080 R14: 0000000000000000 R15: 00000000200005c0 10:49:19 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) sendmsg$L2TP_CMD_TUNNEL_GET(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x24, 0x0, 0x1, 0x70bd27, 0x25dfdbfd, {}, [@L2TP_ATTR_UDP_CSUM={0x5}, @L2TP_ATTR_UDP_CSUM={0x5, 0xd, 0x1}]}, 0x24}, 0x1, 0x0, 0x0, 0x20}, 0x4000) [ 500.139248] FAULT_INJECTION: forcing a failure. [ 500.139248] name failslab, interval 1, probability 0, space 0, times 0 [ 500.156489] CPU: 0 PID: 11600 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 500.164601] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 500.173957] Call Trace: [ 500.176547] dump_stack+0x1b2/0x281 [ 500.180187] should_fail.cold+0x10a/0x149 [ 500.184340] should_failslab+0xd6/0x130 10:49:19 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, 0x0) [ 500.188355] kmem_cache_alloc+0x28e/0x3c0 [ 500.192527] ? shmem_destroy_callback+0xa0/0xa0 [ 500.197199] shmem_alloc_inode+0x18/0x40 [ 500.201253] ? shmem_destroy_callback+0xa0/0xa0 [ 500.205918] alloc_inode+0x5d/0x170 [ 500.209530] new_inode+0x1d/0xf0 [ 500.212878] shmem_get_inode+0x8b/0x890 [ 500.216840] __shmem_file_setup.part.0+0x104/0x3c0 [ 500.221785] ? shmem_create+0x30/0x30 [ 500.225574] ? __alloc_fd+0x1be/0x490 [ 500.229384] SyS_memfd_create+0x1fc/0x3c0 [ 500.233513] ? shmem_fcntl+0x120/0x120 [ 500.237387] ? __do_page_fault+0x159/0xad0 [ 500.241611] ? do_syscall_64+0x4c/0x640 [ 500.245567] ? shmem_fcntl+0x120/0x120 [ 500.249436] do_syscall_64+0x1d5/0x640 [ 500.253343] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 500.258520] RIP: 0033:0x7fecb8f3c279 [ 500.262212] RSP: 002b:00007fecb78b0f28 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 500.269901] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fecb8f3c279 [ 500.277152] RDX: 00007fecb78b0fe0 RSI: 0000000000000000 RDI: 00007fecb8f952c4 10:49:19 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 4) [ 500.284409] RBP: 0000000000000000 R08: 00007fecb78b0fd8 R09: 00007fecb78b11d0 [ 500.291680] R10: 00007fecb78b0fdc R11: 0000000000000246 R12: 0000000020000040 [ 500.298985] R13: 0000000020000080 R14: 0000000000000000 R15: 00000000200005c0 [ 500.344607] ISOFS: Unable to identify CD-ROM format. 10:49:19 executing program 1: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) 10:49:19 executing program 4: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$netlink(0x10, 0x3, 0x5) getsockopt$netlink(r0, 0x10e, 0x5, 0x0, &(0x7f0000000100)) [ 500.397206] FAULT_INJECTION: forcing a failure. [ 500.397206] name failslab, interval 1, probability 0, space 0, times 0 [ 500.445863] CPU: 1 PID: 11610 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 500.453778] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 500.463134] Call Trace: [ 500.465732] dump_stack+0x1b2/0x281 [ 500.469375] should_fail.cold+0x10a/0x149 [ 500.473533] should_failslab+0xd6/0x130 [ 500.477515] kmem_cache_alloc+0x28e/0x3c0 [ 500.481668] get_empty_filp+0x86/0x3f0 [ 500.485570] alloc_file+0x23/0x440 [ 500.489119] __shmem_file_setup.part.0+0x198/0x3c0 [ 500.494052] ? shmem_create+0x30/0x30 [ 500.497851] ? __alloc_fd+0x1be/0x490 [ 500.501656] SyS_memfd_create+0x1fc/0x3c0 [ 500.505803] ? shmem_fcntl+0x120/0x120 [ 500.509691] ? __do_page_fault+0x159/0xad0 [ 500.513926] ? do_syscall_64+0x4c/0x640 [ 500.517910] ? shmem_fcntl+0x120/0x120 [ 500.521805] do_syscall_64+0x1d5/0x640 [ 500.525699] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 500.530889] RIP: 0033:0x7fecb8f3c279 [ 500.534596] RSP: 002b:00007fecb78b0f28 EFLAGS: 00000246 ORIG_RAX: 000000000000013f 10:49:19 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) sendmsg$L2TP_CMD_TUNNEL_GET(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x24, 0x0, 0x1, 0x70bd27, 0x25dfdbfd, {}, [@L2TP_ATTR_UDP_CSUM={0x5}, @L2TP_ATTR_UDP_CSUM={0x5, 0xd, 0x1}]}, 0x24}, 0x1, 0x0, 0x0, 0x20}, 0x4000) 10:49:19 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) (async) sendmsg$L2TP_CMD_TUNNEL_GET(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x24, 0x0, 0x1, 0x70bd27, 0x25dfdbfd, {}, [@L2TP_ATTR_UDP_CSUM={0x5}, @L2TP_ATTR_UDP_CSUM={0x5, 0xd, 0x1}]}, 0x24}, 0x1, 0x0, 0x0, 0x20}, 0x4000) 10:49:19 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0x800) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) recvfrom$l2tp6(r0, &(0x7f0000000000)=""/144, 0x90, 0x40000140, &(0x7f00000000c0)={0xa, 0x0, 0x0, @dev}, 0x20) 10:49:19 executing program 5: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:19 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0x800) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) recvfrom$l2tp6(r0, &(0x7f0000000000)=""/144, 0x90, 0x40000140, &(0x7f00000000c0)={0xa, 0x0, 0x0, @dev}, 0x20) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0x800) (async) pipe(&(0x7f0000000100)) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) (async) recvfrom$l2tp6(r0, &(0x7f0000000000)=""/144, 0x90, 0x40000140, &(0x7f00000000c0)={0xa, 0x0, 0x0, @dev}, 0x20) (async) 10:49:19 executing program 4: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$netlink(0x10, 0x3, 0x5) getsockopt$netlink(r0, 0x10e, 0x5, 0x0, &(0x7f0000000100)) socket$nl_route(0x10, 0x3, 0x0) (async) socket$netlink(0x10, 0x3, 0x5) (async) getsockopt$netlink(r0, 0x10e, 0x5, 0x0, &(0x7f0000000100)) (async) 10:49:19 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 5) [ 500.542303] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fecb8f3c279 [ 500.549569] RDX: 00007fecb78b0fe0 RSI: 0000000000000000 RDI: 00007fecb8f952c4 [ 500.556836] RBP: 0000000000000000 R08: 00007fecb78b0fd8 R09: 00007fecb78b11d0 [ 500.564104] R10: 00007fecb78b0fdc R11: 0000000000000246 R12: 0000000020000040 [ 500.571372] R13: 0000000020000080 R14: 0000000000000000 R15: 00000000200005c0 10:49:19 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0x800) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) recvfrom$l2tp6(r0, &(0x7f0000000000)=""/144, 0x90, 0x40000140, &(0x7f00000000c0)={0xa, 0x0, 0x0, @dev}, 0x20) 10:49:19 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}, {@hide}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:19 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x7, 0x0, &(0x7f0000000000)) r1 = socket$netlink(0x10, 0x3, 0x12) r2 = socket$nl_crypto(0x10, 0x3, 0x15) getsockname$netlink(r2, &(0x7f00000001c0), &(0x7f0000000200)=0xc) r3 = socket$nl_route(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_PKTINFO(r3, 0x10e, 0x3, &(0x7f0000000240)=0x200, 0x4) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r4) ioctl$FS_IOC_SET_ENCRYPTION_POLICY(r4, 0x800c6613, &(0x7f0000000280)=@v1={0x0, @aes256, 0x0, @desc2}) socket$netlink(0x10, 0x3, 0x10) getsockopt$netlink(r1, 0x10e, 0x8, &(0x7f00000000c0)=""/179, &(0x7f0000000180)=0xb3) r5 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r5, &(0x7f0000000040)=""/20, 0x14, 0x40010163, &(0x7f00000002c0)={0xa, 0x0, 0x0, @private0}, 0x20) [ 500.652657] ISOFS: Unable to identify CD-ROM format. [ 500.659660] FAULT_INJECTION: forcing a failure. [ 500.659660] name failslab, interval 1, probability 0, space 0, times 0 [ 500.672281] CPU: 0 PID: 11654 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 500.680176] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 500.689528] Call Trace: [ 500.692119] dump_stack+0x1b2/0x281 [ 500.695764] should_fail.cold+0x10a/0x149 [ 500.699910] should_failslab+0xd6/0x130 [ 500.703873] kmem_cache_alloc_trace+0x29a/0x3d0 [ 500.708525] apparmor_file_alloc_security+0x129/0x800 [ 500.713713] security_file_alloc+0x66/0xa0 [ 500.717937] ? selinux_is_enabled+0x5/0x50 [ 500.722156] get_empty_filp+0x16b/0x3f0 [ 500.726120] alloc_file+0x23/0x440 [ 500.729651] __shmem_file_setup.part.0+0x198/0x3c0 [ 500.734658] ? shmem_create+0x30/0x30 [ 500.738448] ? __alloc_fd+0x1be/0x490 [ 500.742240] SyS_memfd_create+0x1fc/0x3c0 [ 500.746666] ? shmem_fcntl+0x120/0x120 [ 500.750569] ? __do_page_fault+0x159/0xad0 [ 500.754795] ? do_syscall_64+0x4c/0x640 [ 500.758757] ? shmem_fcntl+0x120/0x120 [ 500.762630] do_syscall_64+0x1d5/0x640 [ 500.766568] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 500.771748] RIP: 0033:0x7fecb8f3c279 [ 500.775461] RSP: 002b:00007fecb78b0f28 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 500.783166] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fecb8f3c279 [ 500.790430] RDX: 00007fecb78b0fe0 RSI: 0000000000000000 RDI: 00007fecb8f952c4 [ 500.797702] RBP: 0000000000000000 R08: 00007fecb78b0fd8 R09: 00007fecb78b11d0 [ 500.804953] R10: 00007fecb78b0fdc R11: 0000000000000246 R12: 0000000020000040 [ 500.812213] R13: 0000000020000080 R14: 0000000000000000 R15: 00000000200005c0 10:49:19 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x7, 0x0, &(0x7f0000000000)) r1 = socket$netlink(0x10, 0x3, 0x12) r2 = socket$nl_crypto(0x10, 0x3, 0x15) getsockname$netlink(r2, &(0x7f00000001c0), &(0x7f0000000200)=0xc) r3 = socket$nl_route(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_PKTINFO(r3, 0x10e, 0x3, &(0x7f0000000240)=0x200, 0x4) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r4) ioctl$FS_IOC_SET_ENCRYPTION_POLICY(r4, 0x800c6613, &(0x7f0000000280)=@v1={0x0, @aes256, 0x0, @desc2}) socket$netlink(0x10, 0x3, 0x10) getsockopt$netlink(r1, 0x10e, 0x8, &(0x7f00000000c0)=""/179, &(0x7f0000000180)=0xb3) r5 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r5, &(0x7f0000000040)=""/20, 0x14, 0x40010163, &(0x7f00000002c0)={0xa, 0x0, 0x0, @private0}, 0x20) 10:49:19 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 6) 10:49:19 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x7, 0x0, &(0x7f0000000000)) r1 = socket$netlink(0x10, 0x3, 0x12) r2 = socket$nl_crypto(0x10, 0x3, 0x15) getsockname$netlink(r2, &(0x7f00000001c0), &(0x7f0000000200)=0xc) r3 = socket$nl_route(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_PKTINFO(r3, 0x10e, 0x3, &(0x7f0000000240)=0x200, 0x4) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r4) ioctl$FS_IOC_SET_ENCRYPTION_POLICY(r4, 0x800c6613, &(0x7f0000000280)=@v1={0x0, @aes256, 0x0, @desc2}) socket$netlink(0x10, 0x3, 0x10) getsockopt$netlink(r1, 0x10e, 0x8, &(0x7f00000000c0)=""/179, &(0x7f0000000180)=0xb3) r5 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r5, &(0x7f0000000040)=""/20, 0x14, 0x40010163, &(0x7f00000002c0)={0xa, 0x0, 0x0, @private0}, 0x20) socket$nl_route(0x10, 0x3, 0x0) (async) getsockopt$netlink(r0, 0x10e, 0x7, 0x0, &(0x7f0000000000)) (async) socket$netlink(0x10, 0x3, 0x12) (async) socket$nl_crypto(0x10, 0x3, 0x15) (async) getsockname$netlink(r2, &(0x7f00000001c0), &(0x7f0000000200)=0xc) (async) socket$nl_route(0x10, 0x3, 0x0) (async) setsockopt$netlink_NETLINK_PKTINFO(r3, 0x10e, 0x3, &(0x7f0000000240)=0x200, 0x4) (async) pipe(&(0x7f0000000100)) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r4) (async) ioctl$FS_IOC_SET_ENCRYPTION_POLICY(r4, 0x800c6613, &(0x7f0000000280)=@v1={0x0, @aes256, 0x0, @desc2}) (async) socket$netlink(0x10, 0x3, 0x10) (async) getsockopt$netlink(r1, 0x10e, 0x8, &(0x7f00000000c0)=""/179, &(0x7f0000000180)=0xb3) (async) socket$l2tp6(0xa, 0x2, 0x73) (async) recvfrom$l2tp6(r5, &(0x7f0000000040)=""/20, 0x14, 0x40010163, &(0x7f00000002c0)={0xa, 0x0, 0x0, @private0}, 0x20) (async) 10:49:19 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) socket$inet6(0xa, 0x800, 0xc4) 10:49:19 executing program 5: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) [ 500.946649] FAULT_INJECTION: forcing a failure. [ 500.946649] name failslab, interval 1, probability 0, space 0, times 0 [ 500.973735] CPU: 0 PID: 11681 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 500.981646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 500.991004] Call Trace: [ 500.993611] dump_stack+0x1b2/0x281 [ 500.997255] should_fail.cold+0x10a/0x149 [ 501.001410] should_failslab+0xd6/0x130 [ 501.005389] kmem_cache_alloc+0x28e/0x3c0 [ 501.009541] getname_flags+0xc8/0x550 [ 501.013345] do_sys_open+0x1ce/0x410 [ 501.017061] ? filp_open+0x60/0x60 [ 501.020610] ? do_syscall_64+0x4c/0x640 [ 501.024581] ? SyS_open+0x30/0x30 [ 501.028034] do_syscall_64+0x1d5/0x640 [ 501.031930] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 501.037120] RIP: 0033:0x7fecb8eef194 10:49:20 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) (async) socket$inet6(0xa, 0x800, 0xc4) 10:49:20 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x7, 0x0, &(0x7f0000000000)) r1 = socket$netlink(0x10, 0x3, 0x12) r2 = socket$nl_crypto(0x10, 0x3, 0x15) getsockname$netlink(r2, &(0x7f00000001c0), &(0x7f0000000200)=0xc) r3 = socket$nl_route(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_PKTINFO(r3, 0x10e, 0x3, &(0x7f0000000240)=0x200, 0x4) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r4) ioctl$FS_IOC_SET_ENCRYPTION_POLICY(r4, 0x800c6613, &(0x7f0000000280)=@v1={0x0, @aes256, 0x0, @desc2}) socket$netlink(0x10, 0x3, 0x10) getsockopt$netlink(r1, 0x10e, 0x8, &(0x7f00000000c0)=""/179, &(0x7f0000000180)=0xb3) r5 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r5, &(0x7f0000000040)=""/20, 0x14, 0x40010163, &(0x7f00000002c0)={0xa, 0x0, 0x0, @private0}, 0x20) 10:49:20 executing program 5: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:20 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) [ 501.040831] RSP: 002b:00007fecb78b0eb0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 501.048541] RAX: ffffffffffffffda RBX: 00007fecb8f85a20 RCX: 00007fecb8eef194 [ 501.055809] RDX: 0000000000000002 RSI: 00007fecb78b0fe0 RDI: 00000000ffffff9c [ 501.063087] RBP: 00007fecb78b0fe0 R08: 0000000000000000 R09: 00007fecb78b11d0 [ 501.070357] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 501.077714] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 10:49:20 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x7, 0x0, &(0x7f0000000000)) (async) r1 = socket$netlink(0x10, 0x3, 0x12) r2 = socket$nl_crypto(0x10, 0x3, 0x15) getsockname$netlink(r2, &(0x7f00000001c0), &(0x7f0000000200)=0xc) r3 = socket$nl_route(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_PKTINFO(r3, 0x10e, 0x3, &(0x7f0000000240)=0x200, 0x4) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r4) ioctl$FS_IOC_SET_ENCRYPTION_POLICY(r4, 0x800c6613, &(0x7f0000000280)=@v1={0x0, @aes256, 0x0, @desc2}) (async) socket$netlink(0x10, 0x3, 0x10) getsockopt$netlink(r1, 0x10e, 0x8, &(0x7f00000000c0)=""/179, &(0x7f0000000180)=0xb3) r5 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r5, &(0x7f0000000040)=""/20, 0x14, 0x40010163, &(0x7f00000002c0)={0xa, 0x0, 0x0, @private0}, 0x20) 10:49:20 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x7, 0x0, &(0x7f0000000000)) r1 = socket$netlink(0x10, 0x3, 0x12) r2 = socket$nl_crypto(0x10, 0x3, 0x15) getsockname$netlink(r2, &(0x7f00000001c0), &(0x7f0000000200)=0xc) r3 = socket$nl_route(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_PKTINFO(r3, 0x10e, 0x3, &(0x7f0000000240)=0x200, 0x4) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r4) ioctl$FS_IOC_SET_ENCRYPTION_POLICY(r4, 0x800c6613, &(0x7f0000000280)=@v1={0x0, @aes256, 0x0, @desc2}) socket$netlink(0x10, 0x3, 0x10) getsockopt$netlink(r1, 0x10e, 0x8, &(0x7f00000000c0)=""/179, &(0x7f0000000180)=0xb3) r5 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r5, &(0x7f0000000040)=""/20, 0x14, 0x40010163, &(0x7f00000002c0)={0xa, 0x0, 0x0, @private0}, 0x20) 10:49:20 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) socket$inet6(0xa, 0x800, 0xc4) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) (async) socket$inet6(0xa, 0x800, 0xc4) (async) 10:49:20 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:20 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 7) 10:49:20 executing program 5: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@map_off}, {@hide}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:20 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@map_off}, {@map_off}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:20 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NLBL_MGMT_C_ADDDEF(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x44, r1, 0x20, 0x70bd29, 0x25dfdbfe, {}, [@NLBL_MGMT_A_DOMAIN={0x9, 0x1, 'l2tp\x00'}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @empty}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @empty}, @NLBL_MGMT_A_DOMAIN={0x9, 0x1, 'l2tp\x00'}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0xffffffffffffffff}]}, 0x44}, 0x1, 0x0, 0x0, 0x4}, 0x4001) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) getsockname$netlink(r0, &(0x7f0000000080), &(0x7f00000000c0)=0xc) getsockopt$netlink(r2, 0x10e, 0x2, 0x0, &(0x7f0000000000)=0xfffffffffffffc99) 10:49:20 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x7, 0x0, &(0x7f0000000000)) r1 = socket$netlink(0x10, 0x3, 0x12) r2 = socket$nl_crypto(0x10, 0x3, 0x15) getsockname$netlink(r2, &(0x7f00000001c0), &(0x7f0000000200)=0xc) r3 = socket$nl_route(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_PKTINFO(r3, 0x10e, 0x3, &(0x7f0000000240)=0x200, 0x4) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r4) ioctl$FS_IOC_SET_ENCRYPTION_POLICY(r4, 0x800c6613, &(0x7f0000000280)=@v1={0x0, @aes256, 0x0, @desc2}) socket$netlink(0x10, 0x3, 0x10) getsockopt$netlink(r1, 0x10e, 0x8, &(0x7f00000000c0)=""/179, &(0x7f0000000180)=0xb3) recvfrom$l2tp6(0xffffffffffffffff, &(0x7f0000000040)=""/20, 0x14, 0x40010163, &(0x7f00000002c0)={0xa, 0x0, 0x0, @private0}, 0x20) [ 501.349028] FAULT_INJECTION: forcing a failure. [ 501.349028] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 501.360849] CPU: 0 PID: 11758 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 501.368735] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 501.378092] Call Trace: [ 501.380689] dump_stack+0x1b2/0x281 [ 501.384327] should_fail.cold+0x10a/0x149 [ 501.388485] __alloc_pages_nodemask+0x22c/0x2720 [ 501.393249] ? static_obj+0x50/0x50 [ 501.396883] ? trace_hardirqs_on+0x10/0x10 [ 501.401121] ? __lock_acquire+0x5fc/0x3f20 [ 501.405369] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 501.410214] ? __lock_acquire+0x5fc/0x3f20 [ 501.414461] ? simple_xattr_get+0xe5/0x160 [ 501.418702] ? fsnotify+0x974/0x11b0 [ 501.422418] ? shmem_setattr+0x241/0xbf0 [ 501.426488] ? __fsnotify_inode_delete+0x20/0x20 [ 501.431251] cache_grow_begin+0x91/0x700 [ 501.435326] ? fs_reclaim_release+0xd0/0x110 [ 501.439758] ? check_preemption_disabled+0x35/0x240 [ 501.444781] cache_alloc_refill+0x273/0x350 [ 501.449115] kmem_cache_alloc+0x333/0x3c0 [ 501.453269] getname_flags+0xc8/0x550 [ 501.457076] do_sys_open+0x1ce/0x410 [ 501.460793] ? filp_open+0x60/0x60 [ 501.464337] ? do_syscall_64+0x4c/0x640 [ 501.468312] ? SyS_open+0x30/0x30 [ 501.471773] do_syscall_64+0x1d5/0x640 [ 501.475670] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 501.480860] RIP: 0033:0x7fecb8eef194 [ 501.484569] RSP: 002b:00007fecb78b0eb0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 501.492279] RAX: ffffffffffffffda RBX: 00007fecb8f85a20 RCX: 00007fecb8eef194 10:49:20 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x7, 0x0, &(0x7f0000000000)) r1 = socket$netlink(0x10, 0x3, 0x12) r2 = socket$nl_crypto(0x10, 0x3, 0x15) getsockname$netlink(r2, &(0x7f00000001c0), &(0x7f0000000200)=0xc) r3 = socket$nl_route(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_PKTINFO(r3, 0x10e, 0x3, &(0x7f0000000240)=0x200, 0x4) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r4) ioctl$FS_IOC_SET_ENCRYPTION_POLICY(r4, 0x800c6613, &(0x7f0000000280)=@v1={0x0, @aes256, 0x0, @desc2}) socket$netlink(0x10, 0x3, 0x10) getsockopt$netlink(r1, 0x10e, 0x8, &(0x7f00000000c0)=""/179, &(0x7f0000000180)=0xb3) recvfrom$l2tp6(0xffffffffffffffff, &(0x7f0000000040)=""/20, 0x14, 0x40010163, &(0x7f00000002c0)={0xa, 0x0, 0x0, @private0}, 0x20) 10:49:20 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NLBL_MGMT_C_ADDDEF(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x44, r1, 0x20, 0x70bd29, 0x25dfdbfe, {}, [@NLBL_MGMT_A_DOMAIN={0x9, 0x1, 'l2tp\x00'}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @empty}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @empty}, @NLBL_MGMT_A_DOMAIN={0x9, 0x1, 'l2tp\x00'}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0xffffffffffffffff}]}, 0x44}, 0x1, 0x0, 0x0, 0x4}, 0x4001) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) (async) getsockname$netlink(r0, &(0x7f0000000080), &(0x7f00000000c0)=0xc) getsockopt$netlink(r2, 0x10e, 0x2, 0x0, &(0x7f0000000000)=0xfffffffffffffc99) 10:49:20 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0x0) [ 501.499555] RDX: 0000000000000002 RSI: 00007fecb78b0fe0 RDI: 00000000ffffff9c [ 501.506827] RBP: 00007fecb78b0fe0 R08: 0000000000000000 R09: 00007fecb78b11d0 [ 501.514184] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 501.521456] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 10:49:20 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@map_off}, {@hide}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:20 executing program 5: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) [ 501.610817] ISOFS: Unable to identify CD-ROM format. 10:49:20 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x7, 0x0, &(0x7f0000000000)) r1 = socket$netlink(0x10, 0x3, 0x12) r2 = socket$nl_crypto(0x10, 0x3, 0x15) getsockname$netlink(r2, &(0x7f00000001c0), &(0x7f0000000200)=0xc) r3 = socket$nl_route(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_PKTINFO(r3, 0x10e, 0x3, &(0x7f0000000240)=0x200, 0x4) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r4) ioctl$FS_IOC_SET_ENCRYPTION_POLICY(r4, 0x800c6613, &(0x7f0000000280)=@v1={0x0, @aes256, 0x0, @desc2}) socket$netlink(0x10, 0x3, 0x10) getsockopt$netlink(r1, 0x10e, 0x8, &(0x7f00000000c0)=""/179, &(0x7f0000000180)=0xb3) recvfrom$l2tp6(0xffffffffffffffff, &(0x7f0000000040)=""/20, 0x14, 0x40010163, &(0x7f00000002c0)={0xa, 0x0, 0x0, @private0}, 0x20) 10:49:20 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 8) 10:49:20 executing program 5: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}]}) 10:49:20 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}, {@fsmagic={'fsmagic', 0x3d, 0x6}}]}) 10:49:20 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0x0) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0x0) (async) 10:49:20 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) (async) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NLBL_MGMT_C_ADDDEF(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x44, r1, 0x20, 0x70bd29, 0x25dfdbfe, {}, [@NLBL_MGMT_A_DOMAIN={0x9, 0x1, 'l2tp\x00'}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @empty}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @empty}, @NLBL_MGMT_A_DOMAIN={0x9, 0x1, 'l2tp\x00'}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0xffffffffffffffff}]}, 0x44}, 0x1, 0x0, 0x0, 0x4}, 0x4001) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) getsockname$netlink(r0, &(0x7f0000000080), &(0x7f00000000c0)=0xc) (async, rerun: 32) getsockopt$netlink(r2, 0x10e, 0x2, 0x0, &(0x7f0000000000)=0xfffffffffffffc99) (rerun: 32) 10:49:20 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x7, 0x0, &(0x7f0000000000)) socket$netlink(0x10, 0x3, 0x12) r1 = socket$nl_crypto(0x10, 0x3, 0x15) getsockname$netlink(r1, &(0x7f00000001c0), &(0x7f0000000200)=0xc) r2 = socket$nl_route(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_PKTINFO(r2, 0x10e, 0x3, &(0x7f0000000240)=0x200, 0x4) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r3) ioctl$FS_IOC_SET_ENCRYPTION_POLICY(r3, 0x800c6613, &(0x7f0000000280)=@v1={0x0, @aes256, 0x0, @desc2}) socket$netlink(0x10, 0x3, 0x10) r4 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r4, &(0x7f0000000040)=""/20, 0x14, 0x40010163, &(0x7f00000002c0)={0xa, 0x0, 0x0, @private0}, 0x20) [ 501.748343] FAULT_INJECTION: forcing a failure. [ 501.748343] name failslab, interval 1, probability 0, space 0, times 0 [ 501.779698] CPU: 0 PID: 11799 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 501.787612] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 501.796972] Call Trace: [ 501.799567] dump_stack+0x1b2/0x281 [ 501.803203] should_fail.cold+0x10a/0x149 [ 501.807358] should_failslab+0xd6/0x130 [ 501.811337] kmem_cache_alloc+0x28e/0x3c0 [ 501.815492] get_empty_filp+0x86/0x3f0 [ 501.819382] path_openat+0x84/0x2970 [ 501.823107] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 501.827956] ? path_lookupat+0x780/0x780 [ 501.832115] ? trace_hardirqs_on+0x10/0x10 [ 501.836351] ? fsnotify+0x974/0x11b0 [ 501.840065] ? shmem_setattr+0x241/0xbf0 [ 501.844136] do_filp_open+0x179/0x3c0 [ 501.847941] ? may_open_dev+0xe0/0xe0 [ 501.851753] ? __alloc_fd+0x1be/0x490 [ 501.855560] ? lock_downgrade+0x740/0x740 [ 501.859713] ? do_raw_spin_unlock+0x164/0x220 [ 501.864212] ? _raw_spin_unlock+0x29/0x40 [ 501.868363] ? __alloc_fd+0x1be/0x490 [ 501.872164] do_sys_open+0x296/0x410 [ 501.875877] ? filp_open+0x60/0x60 [ 501.879423] ? do_syscall_64+0x4c/0x640 [ 501.883398] ? SyS_open+0x30/0x30 [ 501.886854] do_syscall_64+0x1d5/0x640 [ 501.890753] entry_SYSCALL_64_after_hwframe+0x46/0xbb 10:49:21 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x7, 0x0, &(0x7f0000000000)) socket$netlink(0x10, 0x3, 0x12) r1 = socket$nl_crypto(0x10, 0x3, 0x15) getsockname$netlink(r1, &(0x7f00000001c0), &(0x7f0000000200)=0xc) r2 = socket$nl_route(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_PKTINFO(r2, 0x10e, 0x3, &(0x7f0000000240)=0x200, 0x4) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r3) ioctl$FS_IOC_SET_ENCRYPTION_POLICY(r3, 0x800c6613, &(0x7f0000000280)=@v1={0x0, @aes256, 0x0, @desc2}) r4 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r4, &(0x7f0000000040)=""/20, 0x14, 0x40010163, &(0x7f00000002c0)={0xa, 0x0, 0x0, @private0}, 0x20) 10:49:21 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000001480)={0xd8, 0x0, &(0x7f0000001300)=[@clear_death={0x400c630f, 0x3}, @request_death={0x400c630e, 0x3}, @enter_looper, @reply_sg={0x40486312, {0x0, 0x0, 0x0, 0x0, 0x31, 0x0, 0x0, 0x68, 0x18, &(0x7f0000000140)={@ptr={0x70742a85, 0x0, &(0x7f0000000000)=""/192, 0xc0, 0x2, 0x3c}, @fda={0x66646185, 0x9, 0x0, 0x38}, @fda={0x66646185, 0x9, 0x2, 0x22}}, &(0x7f00000000c0)={0x0, 0x28, 0x48}}, 0x1000}, @clear_death={0x400c630f, 0x1}, @reply={0x40406301, {0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x68, 0x18, &(0x7f0000001240)={@ptr={0x70742a85, 0x1, &(0x7f00000001c0)=""/4096, 0x1000, 0x0, 0x17}, @fd={0x66642a85, 0x0, r2}, @ptr={0x70742a85, 0x0, &(0x7f00000011c0)=""/118, 0x76, 0x0, 0x35}}, &(0x7f00000012c0)={0x0, 0x28, 0x40}}}, @acquire_done={0x40106309, 0x1}], 0x41, 0x0, &(0x7f0000001400)="53f5cf2b71833283a8aeb5da71d15ea6b5890dec504bbf90bf23fbddba9205382f758fea62a56b2e773f9c10b7c11ad6a23ceefeff49b7cdeaaf8774dfc07e17b7"}) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) 10:49:21 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0x0) 10:49:21 executing program 5: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}]}) 10:49:21 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}, {@uid_lt={'uid<', 0xffffffffffffffff}}]}) [ 501.895946] RIP: 0033:0x7fecb8eef194 [ 501.899652] RSP: 002b:00007fecb78b0eb0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 501.907363] RAX: ffffffffffffffda RBX: 00007fecb8f85a20 RCX: 00007fecb8eef194 [ 501.914648] RDX: 0000000000000002 RSI: 00007fecb78b0fe0 RDI: 00000000ffffff9c [ 501.921925] RBP: 00007fecb78b0fe0 R08: 0000000000000000 R09: 00007fecb78b11d0 [ 501.929197] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 501.936470] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 10:49:21 executing program 2: shmctl$SHM_INFO(0xffffffffffffffff, 0xe, &(0x7f0000000000)=""/11) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) 10:49:21 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 9) 10:49:21 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x7, 0x0, &(0x7f0000000000)) socket$netlink(0x10, 0x3, 0x12) r1 = socket$nl_crypto(0x10, 0x3, 0x15) getsockname$netlink(r1, &(0x7f00000001c0), &(0x7f0000000200)=0xc) r2 = socket$nl_route(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_PKTINFO(r2, 0x10e, 0x3, &(0x7f0000000240)=0x200, 0x4) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r3) r4 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r4, &(0x7f0000000040)=""/20, 0x14, 0x40010163, &(0x7f00000002c0)={0xa, 0x0, 0x0, @private0}, 0x20) 10:49:21 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000001480)={0xd8, 0x0, &(0x7f0000001300)=[@clear_death={0x400c630f, 0x3}, @request_death={0x400c630e, 0x3}, @enter_looper, @reply_sg={0x40486312, {0x0, 0x0, 0x0, 0x0, 0x31, 0x0, 0x0, 0x68, 0x18, &(0x7f0000000140)={@ptr={0x70742a85, 0x0, &(0x7f0000000000)=""/192, 0xc0, 0x2, 0x3c}, @fda={0x66646185, 0x9, 0x0, 0x38}, @fda={0x66646185, 0x9, 0x2, 0x22}}, &(0x7f00000000c0)={0x0, 0x28, 0x48}}, 0x1000}, @clear_death={0x400c630f, 0x1}, @reply={0x40406301, {0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x68, 0x18, &(0x7f0000001240)={@ptr={0x70742a85, 0x1, &(0x7f00000001c0)=""/4096, 0x1000, 0x0, 0x17}, @fd={0x66642a85, 0x0, r2}, @ptr={0x70742a85, 0x0, &(0x7f00000011c0)=""/118, 0x76, 0x0, 0x35}}, &(0x7f00000012c0)={0x0, 0x28, 0x40}}}, @acquire_done={0x40106309, 0x1}], 0x41, 0x0, &(0x7f0000001400)="53f5cf2b71833283a8aeb5da71d15ea6b5890dec504bbf90bf23fbddba9205382f758fea62a56b2e773f9c10b7c11ad6a23ceefeff49b7cdeaaf8774dfc07e17b7"}) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) socket$nl_route(0x10, 0x3, 0x0) (async) pipe(&(0x7f0000000100)) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) pipe(&(0x7f0000000100)) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) (async) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000001480)={0xd8, 0x0, &(0x7f0000001300)=[@clear_death={0x400c630f, 0x3}, @request_death={0x400c630e, 0x3}, @enter_looper, @reply_sg={0x40486312, {0x0, 0x0, 0x0, 0x0, 0x31, 0x0, 0x0, 0x68, 0x18, &(0x7f0000000140)={@ptr={0x70742a85, 0x0, &(0x7f0000000000)=""/192, 0xc0, 0x2, 0x3c}, @fda={0x66646185, 0x9, 0x0, 0x38}, @fda={0x66646185, 0x9, 0x2, 0x22}}, &(0x7f00000000c0)={0x0, 0x28, 0x48}}, 0x1000}, @clear_death={0x400c630f, 0x1}, @reply={0x40406301, {0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x68, 0x18, &(0x7f0000001240)={@ptr={0x70742a85, 0x1, &(0x7f00000001c0)=""/4096, 0x1000, 0x0, 0x17}, @fd={0x66642a85, 0x0, r2}, @ptr={0x70742a85, 0x0, &(0x7f00000011c0)=""/118, 0x76, 0x0, 0x35}}, &(0x7f00000012c0)={0x0, 0x28, 0x40}}}, @acquire_done={0x40106309, 0x1}], 0x41, 0x0, &(0x7f0000001400)="53f5cf2b71833283a8aeb5da71d15ea6b5890dec504bbf90bf23fbddba9205382f758fea62a56b2e773f9c10b7c11ad6a23ceefeff49b7cdeaaf8774dfc07e17b7"}) (async) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) 10:49:21 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}, {@fsname={'fsname', 0x3d, '\x13[\xa1@'}}]}) 10:49:21 executing program 2: shmctl$SHM_INFO(0xffffffffffffffff, 0xe, &(0x7f0000000000)=""/11) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) shmctl$SHM_INFO(0xffffffffffffffff, 0xe, &(0x7f0000000000)=""/11) (async) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) (async) 10:49:21 executing program 5: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}]}) 10:49:21 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x7, 0x0, &(0x7f0000000000)) socket$netlink(0x10, 0x3, 0x12) r1 = socket$nl_crypto(0x10, 0x3, 0x15) getsockname$netlink(r1, &(0x7f00000001c0), &(0x7f0000000200)=0xc) r2 = socket$nl_route(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_PKTINFO(r2, 0x10e, 0x3, &(0x7f0000000240)=0x200, 0x4) pipe(&(0x7f0000000100)) r3 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r3, &(0x7f0000000040)=""/20, 0x14, 0x40010163, &(0x7f00000002c0)={0xa, 0x0, 0x0, @private0}, 0x20) [ 502.107797] FAULT_INJECTION: forcing a failure. [ 502.107797] name failslab, interval 1, probability 0, space 0, times 0 [ 502.163944] CPU: 1 PID: 11839 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 502.171853] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 502.181209] Call Trace: [ 502.183801] dump_stack+0x1b2/0x281 [ 502.187436] should_fail.cold+0x10a/0x149 [ 502.191595] should_failslab+0xd6/0x130 [ 502.195578] kmem_cache_alloc_trace+0x29a/0x3d0 [ 502.200254] apparmor_file_alloc_security+0x129/0x800 [ 502.205461] security_file_alloc+0x66/0xa0 [ 502.209703] ? selinux_is_enabled+0x5/0x50 [ 502.213943] get_empty_filp+0x16b/0x3f0 [ 502.218034] path_openat+0x84/0x2970 [ 502.221759] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 502.226625] ? path_lookupat+0x780/0x780 [ 502.230694] ? trace_hardirqs_on+0x10/0x10 [ 502.234933] ? fsnotify+0x974/0x11b0 [ 502.238658] ? shmem_setattr+0x241/0xbf0 [ 502.242732] do_filp_open+0x179/0x3c0 [ 502.246537] ? may_open_dev+0xe0/0xe0 [ 502.250522] ? __alloc_fd+0x1be/0x490 [ 502.254336] ? lock_downgrade+0x740/0x740 [ 502.258491] ? do_raw_spin_unlock+0x164/0x220 10:49:21 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) (async) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000001480)={0xd8, 0x0, &(0x7f0000001300)=[@clear_death={0x400c630f, 0x3}, @request_death={0x400c630e, 0x3}, @enter_looper, @reply_sg={0x40486312, {0x0, 0x0, 0x0, 0x0, 0x31, 0x0, 0x0, 0x68, 0x18, &(0x7f0000000140)={@ptr={0x70742a85, 0x0, &(0x7f0000000000)=""/192, 0xc0, 0x2, 0x3c}, @fda={0x66646185, 0x9, 0x0, 0x38}, @fda={0x66646185, 0x9, 0x2, 0x22}}, &(0x7f00000000c0)={0x0, 0x28, 0x48}}, 0x1000}, @clear_death={0x400c630f, 0x1}, @reply={0x40406301, {0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x68, 0x18, &(0x7f0000001240)={@ptr={0x70742a85, 0x1, &(0x7f00000001c0)=""/4096, 0x1000, 0x0, 0x17}, @fd={0x66642a85, 0x0, r2}, @ptr={0x70742a85, 0x0, &(0x7f00000011c0)=""/118, 0x76, 0x0, 0x35}}, &(0x7f00000012c0)={0x0, 0x28, 0x40}}}, @acquire_done={0x40106309, 0x1}], 0x41, 0x0, &(0x7f0000001400)="53f5cf2b71833283a8aeb5da71d15ea6b5890dec504bbf90bf23fbddba9205382f758fea62a56b2e773f9c10b7c11ad6a23ceefeff49b7cdeaaf8774dfc07e17b7"}) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) 10:49:21 executing program 2: shmctl$SHM_INFO(0xffffffffffffffff, 0xe, &(0x7f0000000000)=""/11) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) 10:49:21 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) write$RDMA_USER_CM_CMD_LEAVE_MCAST(0xffffffffffffffff, &(0x7f0000000140)={0x11, 0x10, 0xfa00, {&(0x7f00000000c0)}}, 0x18) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_FD(0xffffffffffffffff, 0xc01064c2, &(0x7f0000000000)={0x0}) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_FD(0xffffffffffffffff, 0xc01064c2, &(0x7f0000000040)={0x0}) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_FD(0xffffffffffffffff, 0xc01064c2, &(0x7f00000001c0)={0x0}) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_FD(0xffffffffffffffff, 0xc01064c2, &(0x7f0000000180)={0x0}) ioctl$DRM_IOCTL_SYNCOBJ_WAIT(0xffffffffffffffff, 0xc02064c3, &(0x7f0000000080)={&(0x7f0000000200)=[0x0, r1, r4, 0x0, 0x0, 0x0, 0x0, r2, r3], 0x2bb, 0x9, 0x5}) 10:49:21 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x2c, 0x0, 0x200, 0x70bd29, 0x25dfdbfb, {}, [@L2TP_ATTR_MRU={0x6, 0x1d, 0xf3dc}, @L2TP_ATTR_MTU={0x6, 0x1c, 0x7}, @L2TP_ATTR_UDP_CSUM={0x5}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8c0}, 0x0) r0 = openat$incfs(0xffffffffffffff9c, &(0x7f0000000100)='.log\x00', 0x301080, 0x84) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000500)={r0, 0xe0, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, &(0x7f0000000240)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x1, 0x9, &(0x7f0000000280)=[0x0], &(0x7f00000002c0)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x8, &(0x7f0000000300)=[{}, {}], 0x10, 0x10, &(0x7f0000000340), &(0x7f0000000380), 0x8, 0x10, 0x8, 0x8, &(0x7f00000003c0)}}, 0x10) bpf$BPF_BTF_GET_FD_BY_ID(0x13, &(0x7f0000000540)=r1, 0x4) sendmsg$L2TP_CMD_TUNNEL_MODIFY(r0, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000580)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="00012cbd7000fcdbdf2503591b08c4000000080018007f00000101000000050013000600000000000000"], 0x2c}}, 0x400) 10:49:21 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) write$RDMA_USER_CM_CMD_LEAVE_MCAST(0xffffffffffffffff, &(0x7f0000000140)={0x11, 0x10, 0xfa00, {&(0x7f00000000c0)}}, 0x18) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_FD(0xffffffffffffffff, 0xc01064c2, &(0x7f0000000000)={0x0}) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_FD(0xffffffffffffffff, 0xc01064c2, &(0x7f0000000040)={0x0}) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_FD(0xffffffffffffffff, 0xc01064c2, &(0x7f00000001c0)={0x0}) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_FD(0xffffffffffffffff, 0xc01064c2, &(0x7f0000000180)={0x0}) ioctl$DRM_IOCTL_SYNCOBJ_WAIT(0xffffffffffffffff, 0xc02064c3, &(0x7f0000000080)={&(0x7f0000000200)=[0x0, r1, r4, 0x0, 0x0, 0x0, 0x0, r2, r3], 0x2bb, 0x9, 0x5}) socket$nl_route(0x10, 0x3, 0x0) (async) write$RDMA_USER_CM_CMD_LEAVE_MCAST(0xffffffffffffffff, &(0x7f0000000140)={0x11, 0x10, 0xfa00, {&(0x7f00000000c0)}}, 0x18) (async) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_FD(0xffffffffffffffff, 0xc01064c2, &(0x7f0000000000)) (async) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_FD(0xffffffffffffffff, 0xc01064c2, &(0x7f0000000040)) (async) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_FD(0xffffffffffffffff, 0xc01064c2, &(0x7f00000001c0)) (async) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_FD(0xffffffffffffffff, 0xc01064c2, &(0x7f0000000180)) (async) ioctl$DRM_IOCTL_SYNCOBJ_WAIT(0xffffffffffffffff, 0xc02064c3, &(0x7f0000000080)={&(0x7f0000000200)=[0x0, r1, r4, 0x0, 0x0, 0x0, 0x0, r2, r3], 0x2bb, 0x9, 0x5}) (async) [ 502.262999] ? _raw_spin_unlock+0x29/0x40 [ 502.267148] ? __alloc_fd+0x1be/0x490 [ 502.270959] do_sys_open+0x296/0x410 [ 502.274783] ? filp_open+0x60/0x60 [ 502.278339] ? do_syscall_64+0x4c/0x640 [ 502.282313] ? SyS_open+0x30/0x30 [ 502.285771] do_syscall_64+0x1d5/0x640 [ 502.289665] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 502.294852] RIP: 0033:0x7fecb8eef194 [ 502.298558] RSP: 002b:00007fecb78b0eb0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 502.306271] RAX: ffffffffffffffda RBX: 00007fecb8f85a20 RCX: 00007fecb8eef194 10:49:21 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 10) 10:49:21 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x2c, 0x0, 0x200, 0x70bd29, 0x25dfdbfb, {}, [@L2TP_ATTR_MRU={0x6, 0x1d, 0xf3dc}, @L2TP_ATTR_MTU={0x6, 0x1c, 0x7}, @L2TP_ATTR_UDP_CSUM={0x5}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8c0}, 0x0) r0 = openat$incfs(0xffffffffffffff9c, &(0x7f0000000100)='.log\x00', 0x301080, 0x84) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000500)={r0, 0xe0, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, &(0x7f0000000240)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x1, 0x9, &(0x7f0000000280)=[0x0], &(0x7f00000002c0)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x8, &(0x7f0000000300)=[{}, {}], 0x10, 0x10, &(0x7f0000000340), &(0x7f0000000380), 0x8, 0x10, 0x8, 0x8, &(0x7f00000003c0)}}, 0x10) bpf$BPF_BTF_GET_FD_BY_ID(0x13, &(0x7f0000000540)=r1, 0x4) sendmsg$L2TP_CMD_TUNNEL_MODIFY(r0, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000580)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="00012cbd7000fcdbdf2503591b08c4000000080018007f00000101000000050013000600000000000000"], 0x2c}}, 0x400) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) (async) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x2c, 0x0, 0x200, 0x70bd29, 0x25dfdbfb, {}, [@L2TP_ATTR_MRU={0x6, 0x1d, 0xf3dc}, @L2TP_ATTR_MTU={0x6, 0x1c, 0x7}, @L2TP_ATTR_UDP_CSUM={0x5}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8c0}, 0x0) (async) openat$incfs(0xffffffffffffff9c, &(0x7f0000000100)='.log\x00', 0x301080, 0x84) (async) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000500)={r0, 0xe0, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, &(0x7f0000000240)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x1, 0x9, &(0x7f0000000280)=[0x0], &(0x7f00000002c0)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x8, &(0x7f0000000300)=[{}, {}], 0x10, 0x10, &(0x7f0000000340), &(0x7f0000000380), 0x8, 0x10, 0x8, 0x8, &(0x7f00000003c0)}}, 0x10) (async) bpf$BPF_BTF_GET_FD_BY_ID(0x13, &(0x7f0000000540)=r1, 0x4) (async) sendmsg$L2TP_CMD_TUNNEL_MODIFY(r0, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000580)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="00012cbd7000fcdbdf2503591b08c4000000080018007f00000101000000050013000600000000000000"], 0x2c}}, 0x400) (async) 10:49:21 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) write$RDMA_USER_CM_CMD_LEAVE_MCAST(0xffffffffffffffff, &(0x7f0000000140)={0x11, 0x10, 0xfa00, {&(0x7f00000000c0)}}, 0x18) (async) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_FD(0xffffffffffffffff, 0xc01064c2, &(0x7f0000000000)={0x0}) (async, rerun: 64) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_FD(0xffffffffffffffff, 0xc01064c2, &(0x7f0000000040)={0x0}) (async, rerun: 64) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_FD(0xffffffffffffffff, 0xc01064c2, &(0x7f00000001c0)={0x0}) (async, rerun: 32) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_FD(0xffffffffffffffff, 0xc01064c2, &(0x7f0000000180)={0x0}) (rerun: 32) ioctl$DRM_IOCTL_SYNCOBJ_WAIT(0xffffffffffffffff, 0xc02064c3, &(0x7f0000000080)={&(0x7f0000000200)=[0x0, r1, r4, 0x0, 0x0, 0x0, 0x0, r2, r3], 0x2bb, 0x9, 0x5}) 10:49:21 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x7, 0x0, &(0x7f0000000000)) socket$netlink(0x10, 0x3, 0x12) r1 = socket$nl_crypto(0x10, 0x3, 0x15) getsockname$netlink(r1, &(0x7f00000001c0), &(0x7f0000000200)=0xc) r2 = socket$nl_route(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_PKTINFO(r2, 0x10e, 0x3, &(0x7f0000000240)=0x200, 0x4) r3 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r3, &(0x7f0000000040)=""/20, 0x14, 0x40010163, &(0x7f00000002c0)={0xa, 0x0, 0x0, @private0}, 0x20) 10:49:21 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}, {@dont_appraise}]}) 10:49:21 executing program 5: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}]}) [ 502.313543] RDX: 0000000000000002 RSI: 00007fecb78b0fe0 RDI: 00000000ffffff9c [ 502.320825] RBP: 00007fecb78b0fe0 R08: 0000000000000000 R09: 00007fecb78b11d0 [ 502.328097] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 502.335475] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 10:49:21 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x7, 0x0, &(0x7f0000000000)) socket$netlink(0x10, 0x3, 0x12) r1 = socket$nl_crypto(0x10, 0x3, 0x15) getsockname$netlink(r1, &(0x7f00000001c0), &(0x7f0000000200)=0xc) socket$nl_route(0x10, 0x3, 0x0) r2 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r2, &(0x7f0000000040)=""/20, 0x14, 0x40010163, &(0x7f00000002c0)={0xa, 0x0, 0x0, @private0}, 0x20) [ 502.410118] FAULT_INJECTION: forcing a failure. [ 502.410118] name failslab, interval 1, probability 0, space 0, times 0 [ 502.427426] CPU: 1 PID: 11891 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 502.435345] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 502.444709] Call Trace: [ 502.447331] dump_stack+0x1b2/0x281 [ 502.450968] should_fail.cold+0x10a/0x149 [ 502.455121] should_failslab+0xd6/0x130 10:49:21 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x7, 0x0, &(0x7f0000000000)) socket$netlink(0x10, 0x3, 0x12) r1 = socket$nl_crypto(0x10, 0x3, 0x15) getsockname$netlink(r1, &(0x7f00000001c0), &(0x7f0000000200)=0xc) r2 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r2, &(0x7f0000000040)=""/20, 0x14, 0x40010163, &(0x7f00000002c0)={0xa, 0x0, 0x0, @private0}, 0x20) [ 502.459097] kmem_cache_alloc_trace+0x29a/0x3d0 [ 502.463768] ? loop_get_status64+0x100/0x100 [ 502.468174] __kthread_create_on_node+0xbe/0x3a0 [ 502.472936] ? kthread_park+0x130/0x130 [ 502.476926] ? loop_get_status64+0x100/0x100 [ 502.481335] kthread_create_on_node+0xa8/0xd0 [ 502.485828] ? __kthread_create_on_node+0x3a0/0x3a0 [ 502.490849] ? __lockdep_init_map+0x100/0x560 [ 502.495346] ? __lockdep_init_map+0x100/0x560 [ 502.499843] lo_ioctl+0xcd9/0x1cd0 [ 502.503389] ? loop_set_status64+0xe0/0xe0 10:49:21 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x7, 0x0, &(0x7f0000000000)) socket$netlink(0x10, 0x3, 0x12) socket$nl_crypto(0x10, 0x3, 0x15) r1 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r1, &(0x7f0000000040)=""/20, 0x14, 0x40010163, &(0x7f00000002c0)={0xa, 0x0, 0x0, @private0}, 0x20) [ 502.507628] blkdev_ioctl+0x540/0x1830 [ 502.511522] ? blkpg_ioctl+0x8d0/0x8d0 [ 502.515406] ? trace_hardirqs_on+0x10/0x10 [ 502.519644] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 502.524747] ? debug_check_no_obj_freed+0x2c0/0x680 [ 502.529770] block_ioctl+0xd9/0x120 [ 502.533394] ? blkdev_fallocate+0x3a0/0x3a0 [ 502.537722] do_vfs_ioctl+0x75a/0xff0 [ 502.541529] ? lock_acquire+0x170/0x3f0 [ 502.545512] ? ioctl_preallocate+0x1a0/0x1a0 [ 502.549923] ? __fget+0x265/0x3e0 [ 502.553379] ? do_vfs_ioctl+0xff0/0xff0 10:49:21 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x7, 0x0, &(0x7f0000000000)) socket$netlink(0x10, 0x3, 0x12) r1 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r1, &(0x7f0000000040)=""/20, 0x14, 0x40010163, &(0x7f00000002c0)={0xa, 0x0, 0x0, @private0}, 0x20) 10:49:21 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x7, 0x0, &(0x7f0000000000)) r1 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r1, &(0x7f0000000040)=""/20, 0x14, 0x40010163, &(0x7f00000002c0)={0xa, 0x0, 0x0, @private0}, 0x20) [ 502.557359] ? security_file_ioctl+0x83/0xb0 [ 502.561775] SyS_ioctl+0x7f/0xb0 [ 502.565139] ? do_vfs_ioctl+0xff0/0xff0 [ 502.569116] do_syscall_64+0x1d5/0x640 [ 502.573033] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 502.578221] RIP: 0033:0x7fecb8f3c037 [ 502.581926] RSP: 002b:00007fecb78b0f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 502.589636] RAX: ffffffffffffffda RBX: 00007fecb8f85a20 RCX: 00007fecb8f3c037 [ 502.596899] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 10:49:21 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) (async) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x2c, 0x0, 0x200, 0x70bd29, 0x25dfdbfb, {}, [@L2TP_ATTR_MRU={0x6, 0x1d, 0xf3dc}, @L2TP_ATTR_MTU={0x6, 0x1c, 0x7}, @L2TP_ATTR_UDP_CSUM={0x5}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8c0}, 0x0) r0 = openat$incfs(0xffffffffffffff9c, &(0x7f0000000100)='.log\x00', 0x301080, 0x84) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000500)={r0, 0xe0, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, &(0x7f0000000240)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x1, 0x9, &(0x7f0000000280)=[0x0], &(0x7f00000002c0)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x8, &(0x7f0000000300)=[{}, {}], 0x10, 0x10, &(0x7f0000000340), &(0x7f0000000380), 0x8, 0x10, 0x8, 0x8, &(0x7f00000003c0)}}, 0x10) bpf$BPF_BTF_GET_FD_BY_ID(0x13, &(0x7f0000000540)=r1, 0x4) (async) sendmsg$L2TP_CMD_TUNNEL_MODIFY(r0, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000580)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="00012cbd7000fcdbdf2503591b08c4000000080018007f00000101000000050013000600000000000000"], 0x2c}}, 0x400) [ 502.604181] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fecb78b11d0 [ 502.611450] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 502.618720] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 10:49:21 executing program 1: socket$nl_route(0x10, 0x3, 0x0) r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, &(0x7f0000000040)=""/20, 0x14, 0x40010163, &(0x7f00000002c0)={0xa, 0x0, 0x0, @private0}, 0x20) 10:49:21 executing program 5: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}]}) 10:49:21 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}, {@func={'func', 0x3d, 'BPRM_CHECK'}}]}) 10:49:21 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NL80211_CMD_SET_PMKSA(r1, &(0x7f0000000280)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)={0x50, 0x0, 0x800, 0x70bd2a, 0x25dfdbfd, {{}, {@void, @val={0xc, 0x99, {0x930, 0x51}}}}, [@NL80211_ATTR_MAC={0xa, 0x6, @from_mac=@broadcast}, @NL80211_ATTR_PMK_REAUTH_THRESHOLD={0x5, 0x120, 0x16}, @NL80211_ATTR_PMK_LIFETIME={0x8, 0x11f, 0x100}, @NL80211_ATTR_PMKID={0x14, 0x55, "79cca4ccd0de9dc6abe1830e3efcb23d"}]}, 0x50}, 0x1, 0x0, 0x0, 0x4058}, 0xc800) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_MGMT_C_LISTDEF(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={0x0}}, 0x1) sendmsg$NLBL_MGMT_C_LISTALL(r3, &(0x7f00000003c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000380)={&(0x7f0000000300)={0x5c, 0x0, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @multicast2}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x3}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @rand_addr=0x64010102}, @NLBL_MGMT_A_DOMAIN={0x9, 0x1, 'l2tp\x00'}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @dev={0xac, 0x14, 0x14, 0xf}}, @NLBL_MGMT_A_DOMAIN={0xa, 0x1, '\xff\xff\xff\xff\xff\xff'}, @NLBL_MGMT_A_PROTOCOL={0x8}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x40080) sendmsg$L2TP_CMD_TUNNEL_CREATE(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x24, r2, 0x300, 0x70bd28, 0x25dfdbfd, {}, [@L2TP_ATTR_LNS_MODE={0x5, 0x14, 0xfa}, @L2TP_ATTR_RECV_SEQ={0x5}]}, 0x24}, 0x1, 0x0, 0x0, 0x8801}, 0x40000) socket$nl_generic(0x10, 0x3, 0x10) getsockopt$netlink(r0, 0x10e, 0x6, 0x0, &(0x7f0000000100)) accept$netrom(0xffffffffffffffff, &(0x7f0000000400)={{0x3, @bcast}, [@default, @netrom, @null, @rose, @rose, @default, @netrom, @rose]}, &(0x7f0000000480)=0x48) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r4) ioctl$IOCTL_VMCI_QUEUEPAIR_ALLOC(r4, 0x7a8, &(0x7f00000004c0)={{@my=0x1, 0x100}, @host, 0x9, 0x2, 0x5, 0xfff, 0xffffffff, 0xc800, 0x3}) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000680), r5) sendmsg$NLBL_MGMT_C_REMOVE(r3, &(0x7f0000000780)={&(0x7f0000000640), 0xc, &(0x7f0000000740)={&(0x7f00000006c0)={0x54, r6, 0x8, 0x70bd29, 0x25dfdbff, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x3}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast2}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x27}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x1}]}, 0x54}, 0x1, 0x0, 0x0, 0x40080}, 0x48000) sendmsg$NLBL_MGMT_C_VERSION(r5, &(0x7f00000005c0)={&(0x7f0000000500)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000580)={&(0x7f0000000540)={0x14, 0x0, 0x10, 0x70bd2b, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4881}, 0x40004) 10:49:21 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 11) 10:49:21 executing program 2: syz_open_dev$video4linux(&(0x7f0000000040), 0x0, 0x610000) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) write$FUSE_INIT(r0, &(0x7f0000000440)={0x50, 0xffffffffffffffda, 0x0, {0x7, 0x24, 0x7, 0x100002, 0x53ce, 0x6, 0xfffeffff, 0x80000001}}, 0x50) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), 0xffffffffffffffff) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) syz_open_dev$video4linux(&(0x7f0000000400), 0x8, 0x101900) getsockopt$netlink(r2, 0x10e, 0x7, &(0x7f0000000340)=""/109, &(0x7f00000003c0)=0x6d) sendmsg$NL80211_CMD_SET_PMKSA(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x68, r1, 0x400, 0x70bd27, 0x25dfdbfb, {{}, {@void, @void}}, [@NL80211_ATTR_FILS_CACHE_ID={0x6, 0xfd, 0x8000}, @NL80211_ATTR_PMK={0x14, 0xfe, "b53d3aa9cade3d9ea0a0e9e7dfc40c91"}, @NL80211_ATTR_MAC={0xa, 0x6, @random="80a2c4625726"}, @NL80211_ATTR_PMK_REAUTH_THRESHOLD={0x5, 0x120, 0x22}, @NL80211_ATTR_PMK={0x14, 0xfe, "755f6438b95dc3bb4bb07383f5307c16"}, @NL80211_ATTR_PMK_LIFETIME={0x8, 0x11f, 0x7fffffff}, @NL80211_ATTR_PMK_LIFETIME={0x8, 0x11f, 0x2}]}, 0x68}, 0x1, 0x0, 0x0, 0x64004800}, 0x8800) r3 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$L2TP_CMD_TUNNEL_MODIFY(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x44, r3, 0x300, 0x70bd25, 0x25dfdbfe, {}, [@L2TP_ATTR_LNS_MODE={0x5, 0x14, 0x76}, @L2TP_ATTR_VLAN_ID={0x6, 0xe, 0x401}, @L2TP_ATTR_IFNAME={0x14, 0x8, 'batadv_slave_0\x00'}, @L2TP_ATTR_COOKIE={0xc, 0xf, 0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x48010}, 0x5) 10:49:21 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, &(0x7f0000000040)=""/20, 0x14, 0x40010163, &(0x7f00000002c0)={0xa, 0x0, 0x0, @private0}, 0x20) 10:49:21 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) (async) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000040), 0xffffffffffffffff) (async) sendmsg$NL80211_CMD_SET_PMKSA(r1, &(0x7f0000000280)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)={0x50, 0x0, 0x800, 0x70bd2a, 0x25dfdbfd, {{}, {@void, @val={0xc, 0x99, {0x930, 0x51}}}}, [@NL80211_ATTR_MAC={0xa, 0x6, @from_mac=@broadcast}, @NL80211_ATTR_PMK_REAUTH_THRESHOLD={0x5, 0x120, 0x16}, @NL80211_ATTR_PMK_LIFETIME={0x8, 0x11f, 0x100}, @NL80211_ATTR_PMKID={0x14, 0x55, "79cca4ccd0de9dc6abe1830e3efcb23d"}]}, 0x50}, 0x1, 0x0, 0x0, 0x4058}, 0xc800) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_MGMT_C_LISTDEF(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={0x0}}, 0x1) (async) sendmsg$NLBL_MGMT_C_LISTALL(r3, &(0x7f00000003c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000380)={&(0x7f0000000300)={0x5c, 0x0, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @multicast2}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x3}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @rand_addr=0x64010102}, @NLBL_MGMT_A_DOMAIN={0x9, 0x1, 'l2tp\x00'}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @dev={0xac, 0x14, 0x14, 0xf}}, @NLBL_MGMT_A_DOMAIN={0xa, 0x1, '\xff\xff\xff\xff\xff\xff'}, @NLBL_MGMT_A_PROTOCOL={0x8}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x40080) (async) sendmsg$L2TP_CMD_TUNNEL_CREATE(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x24, r2, 0x300, 0x70bd28, 0x25dfdbfd, {}, [@L2TP_ATTR_LNS_MODE={0x5, 0x14, 0xfa}, @L2TP_ATTR_RECV_SEQ={0x5}]}, 0x24}, 0x1, 0x0, 0x0, 0x8801}, 0x40000) socket$nl_generic(0x10, 0x3, 0x10) (async) getsockopt$netlink(r0, 0x10e, 0x6, 0x0, &(0x7f0000000100)) (async, rerun: 32) accept$netrom(0xffffffffffffffff, &(0x7f0000000400)={{0x3, @bcast}, [@default, @netrom, @null, @rose, @rose, @default, @netrom, @rose]}, &(0x7f0000000480)=0x48) (async, rerun: 32) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r4) (async) ioctl$IOCTL_VMCI_QUEUEPAIR_ALLOC(r4, 0x7a8, &(0x7f00000004c0)={{@my=0x1, 0x100}, @host, 0x9, 0x2, 0x5, 0xfff, 0xffffffff, 0xc800, 0x3}) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000680), r5) sendmsg$NLBL_MGMT_C_REMOVE(r3, &(0x7f0000000780)={&(0x7f0000000640), 0xc, &(0x7f0000000740)={&(0x7f00000006c0)={0x54, r6, 0x8, 0x70bd29, 0x25dfdbff, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x3}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast2}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x27}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x1}]}, 0x54}, 0x1, 0x0, 0x0, 0x40080}, 0x48000) (async) sendmsg$NLBL_MGMT_C_VERSION(r5, &(0x7f00000005c0)={&(0x7f0000000500)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000580)={&(0x7f0000000540)={0x14, 0x0, 0x10, 0x70bd2b, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4881}, 0x40004) [ 502.755229] FAULT_INJECTION: forcing a failure. [ 502.755229] name failslab, interval 1, probability 0, space 0, times 0 [ 502.782329] CPU: 1 PID: 11942 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 502.790235] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 502.799594] Call Trace: [ 502.802187] dump_stack+0x1b2/0x281 [ 502.805909] should_fail.cold+0x10a/0x149 [ 502.810066] should_failslab+0xd6/0x130 [ 502.814047] kmem_cache_alloc+0x28e/0x3c0 [ 502.818198] __kernfs_new_node+0x6f/0x470 [ 502.822349] kernfs_create_dir_ns+0x8c/0x200 [ 502.826756] internal_create_group+0xe9/0x710 [ 502.831252] lo_ioctl+0x1137/0x1cd0 [ 502.834880] ? loop_set_status64+0xe0/0xe0 [ 502.839114] blkdev_ioctl+0x540/0x1830 [ 502.842997] ? blkpg_ioctl+0x8d0/0x8d0 [ 502.846888] ? trace_hardirqs_on+0x10/0x10 [ 502.851126] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 502.856230] ? debug_check_no_obj_freed+0x2c0/0x680 [ 502.861249] block_ioctl+0xd9/0x120 [ 502.864874] ? blkdev_fallocate+0x3a0/0x3a0 [ 502.869196] do_vfs_ioctl+0x75a/0xff0 [ 502.873001] ? lock_acquire+0x170/0x3f0 [ 502.876979] ? ioctl_preallocate+0x1a0/0x1a0 [ 502.881386] ? __fget+0x265/0x3e0 [ 502.885100] ? do_vfs_ioctl+0xff0/0xff0 [ 502.889073] ? security_file_ioctl+0x83/0xb0 [ 502.893481] SyS_ioctl+0x7f/0xb0 [ 502.896846] ? do_vfs_ioctl+0xff0/0xff0 [ 502.900924] do_syscall_64+0x1d5/0x640 [ 502.904819] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 502.910012] RIP: 0033:0x7fecb8f3c037 [ 502.913816] RSP: 002b:00007fecb78b0f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 502.921526] RAX: ffffffffffffffda RBX: 00007fecb8f85a20 RCX: 00007fecb8f3c037 [ 502.928793] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 502.936059] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fecb78b11d0 [ 502.943325] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 10:49:22 executing program 1: socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(0xffffffffffffffff, &(0x7f0000000040)=""/20, 0x14, 0x40010163, &(0x7f00000002c0)={0xa, 0x0, 0x0, @private0}, 0x20) 10:49:22 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}, {@obj_role={'obj_role', 0x3d, '*+%+I'}}]}) 10:49:22 executing program 5: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}]}) [ 502.950596] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 10:49:22 executing program 2: syz_open_dev$video4linux(&(0x7f0000000040), 0x0, 0x610000) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) (async) write$FUSE_INIT(r0, &(0x7f0000000440)={0x50, 0xffffffffffffffda, 0x0, {0x7, 0x24, 0x7, 0x100002, 0x53ce, 0x6, 0xfffeffff, 0x80000001}}, 0x50) (async) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) (async) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), 0xffffffffffffffff) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) (async) syz_open_dev$video4linux(&(0x7f0000000400), 0x8, 0x101900) getsockopt$netlink(r2, 0x10e, 0x7, &(0x7f0000000340)=""/109, &(0x7f00000003c0)=0x6d) (async) sendmsg$NL80211_CMD_SET_PMKSA(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x68, r1, 0x400, 0x70bd27, 0x25dfdbfb, {{}, {@void, @void}}, [@NL80211_ATTR_FILS_CACHE_ID={0x6, 0xfd, 0x8000}, @NL80211_ATTR_PMK={0x14, 0xfe, "b53d3aa9cade3d9ea0a0e9e7dfc40c91"}, @NL80211_ATTR_MAC={0xa, 0x6, @random="80a2c4625726"}, @NL80211_ATTR_PMK_REAUTH_THRESHOLD={0x5, 0x120, 0x22}, @NL80211_ATTR_PMK={0x14, 0xfe, "755f6438b95dc3bb4bb07383f5307c16"}, @NL80211_ATTR_PMK_LIFETIME={0x8, 0x11f, 0x7fffffff}, @NL80211_ATTR_PMK_LIFETIME={0x8, 0x11f, 0x2}]}, 0x68}, 0x1, 0x0, 0x0, 0x64004800}, 0x8800) (async) r3 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$L2TP_CMD_TUNNEL_MODIFY(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x44, r3, 0x300, 0x70bd25, 0x25dfdbfe, {}, [@L2TP_ATTR_LNS_MODE={0x5, 0x14, 0x76}, @L2TP_ATTR_VLAN_ID={0x6, 0xe, 0x401}, @L2TP_ATTR_IFNAME={0x14, 0x8, 'batadv_slave_0\x00'}, @L2TP_ATTR_COOKIE={0xc, 0xf, 0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x48010}, 0x5) [ 503.052470] ISOFS: Unable to identify CD-ROM format. 10:49:22 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 12) 10:49:22 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) (async) r1 = socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NL80211_CMD_SET_PMKSA(r1, &(0x7f0000000280)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)={0x50, 0x0, 0x800, 0x70bd2a, 0x25dfdbfd, {{}, {@void, @val={0xc, 0x99, {0x930, 0x51}}}}, [@NL80211_ATTR_MAC={0xa, 0x6, @from_mac=@broadcast}, @NL80211_ATTR_PMK_REAUTH_THRESHOLD={0x5, 0x120, 0x16}, @NL80211_ATTR_PMK_LIFETIME={0x8, 0x11f, 0x100}, @NL80211_ATTR_PMKID={0x14, 0x55, "79cca4ccd0de9dc6abe1830e3efcb23d"}]}, 0x50}, 0x1, 0x0, 0x0, 0x4058}, 0xc800) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_MGMT_C_LISTDEF(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={0x0}}, 0x1) (async) sendmsg$NLBL_MGMT_C_LISTALL(r3, &(0x7f00000003c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000380)={&(0x7f0000000300)={0x5c, 0x0, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @multicast2}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x3}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @rand_addr=0x64010102}, @NLBL_MGMT_A_DOMAIN={0x9, 0x1, 'l2tp\x00'}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @dev={0xac, 0x14, 0x14, 0xf}}, @NLBL_MGMT_A_DOMAIN={0xa, 0x1, '\xff\xff\xff\xff\xff\xff'}, @NLBL_MGMT_A_PROTOCOL={0x8}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x40080) sendmsg$L2TP_CMD_TUNNEL_CREATE(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x24, r2, 0x300, 0x70bd28, 0x25dfdbfd, {}, [@L2TP_ATTR_LNS_MODE={0x5, 0x14, 0xfa}, @L2TP_ATTR_RECV_SEQ={0x5}]}, 0x24}, 0x1, 0x0, 0x0, 0x8801}, 0x40000) (async) socket$nl_generic(0x10, 0x3, 0x10) getsockopt$netlink(r0, 0x10e, 0x6, 0x0, &(0x7f0000000100)) (async) accept$netrom(0xffffffffffffffff, &(0x7f0000000400)={{0x3, @bcast}, [@default, @netrom, @null, @rose, @rose, @default, @netrom, @rose]}, &(0x7f0000000480)=0x48) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r4) (async) ioctl$IOCTL_VMCI_QUEUEPAIR_ALLOC(r4, 0x7a8, &(0x7f00000004c0)={{@my=0x1, 0x100}, @host, 0x9, 0x2, 0x5, 0xfff, 0xffffffff, 0xc800, 0x3}) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000680), r5) sendmsg$NLBL_MGMT_C_REMOVE(r3, &(0x7f0000000780)={&(0x7f0000000640), 0xc, &(0x7f0000000740)={&(0x7f00000006c0)={0x54, r6, 0x8, 0x70bd29, 0x25dfdbff, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x3}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast2}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x27}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x1}]}, 0x54}, 0x1, 0x0, 0x0, 0x40080}, 0x48000) sendmsg$NLBL_MGMT_C_VERSION(r5, &(0x7f00000005c0)={&(0x7f0000000500)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000580)={&(0x7f0000000540)={0x14, 0x0, 0x10, 0x70bd2b, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4881}, 0x40004) 10:49:22 executing program 1: socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(0xffffffffffffffff, &(0x7f0000000040)=""/20, 0x14, 0x40010163, &(0x7f00000002c0)={0xa, 0x0, 0x0, @private0}, 0x20) 10:49:22 executing program 5: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) 10:49:22 executing program 2: syz_open_dev$video4linux(&(0x7f0000000040), 0x0, 0x610000) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) write$FUSE_INIT(r0, &(0x7f0000000440)={0x50, 0xffffffffffffffda, 0x0, {0x7, 0x24, 0x7, 0x100002, 0x53ce, 0x6, 0xfffeffff, 0x80000001}}, 0x50) (async, rerun: 64) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) (rerun: 64) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), 0xffffffffffffffff) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) (async, rerun: 32) syz_open_dev$video4linux(&(0x7f0000000400), 0x8, 0x101900) (async, rerun: 32) getsockopt$netlink(r2, 0x10e, 0x7, &(0x7f0000000340)=""/109, &(0x7f00000003c0)=0x6d) (async, rerun: 64) sendmsg$NL80211_CMD_SET_PMKSA(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x68, r1, 0x400, 0x70bd27, 0x25dfdbfb, {{}, {@void, @void}}, [@NL80211_ATTR_FILS_CACHE_ID={0x6, 0xfd, 0x8000}, @NL80211_ATTR_PMK={0x14, 0xfe, "b53d3aa9cade3d9ea0a0e9e7dfc40c91"}, @NL80211_ATTR_MAC={0xa, 0x6, @random="80a2c4625726"}, @NL80211_ATTR_PMK_REAUTH_THRESHOLD={0x5, 0x120, 0x22}, @NL80211_ATTR_PMK={0x14, 0xfe, "755f6438b95dc3bb4bb07383f5307c16"}, @NL80211_ATTR_PMK_LIFETIME={0x8, 0x11f, 0x7fffffff}, @NL80211_ATTR_PMK_LIFETIME={0x8, 0x11f, 0x2}]}, 0x68}, 0x1, 0x0, 0x0, 0x64004800}, 0x8800) (rerun: 64) r3 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$L2TP_CMD_TUNNEL_MODIFY(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x44, r3, 0x300, 0x70bd25, 0x25dfdbfe, {}, [@L2TP_ATTR_LNS_MODE={0x5, 0x14, 0x76}, @L2TP_ATTR_VLAN_ID={0x6, 0xe, 0x401}, @L2TP_ATTR_IFNAME={0x14, 0x8, 'batadv_slave_0\x00'}, @L2TP_ATTR_COOKIE={0xc, 0xf, 0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x48010}, 0x5) 10:49:22 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}], [{@mask={'mask', 0x3d, 'MAY_WRITE'}}]}) 10:49:22 executing program 1: socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(0xffffffffffffffff, &(0x7f0000000040)=""/20, 0x14, 0x40010163, &(0x7f00000002c0)={0xa, 0x0, 0x0, @private0}, 0x20) 10:49:22 executing program 4: socket$nl_route(0x10, 0x3, 0x0) socket$netlink(0x10, 0x3, 0x15) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) getsockopt$netlink(r0, 0x10e, 0x7, 0x0, &(0x7f0000000100)) [ 503.164883] FAULT_INJECTION: forcing a failure. [ 503.164883] name failslab, interval 1, probability 0, space 0, times 0 10:49:22 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) 10:49:22 executing program 2: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) sendmsg$L2TP_CMD_SESSION_GET(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x68, r1, 0x100, 0x70bd26, 0x25dfdbfd, {}, [@L2TP_ATTR_RECV_SEQ={0x5, 0x12, 0x3}, @L2TP_ATTR_L2SPEC_TYPE={0x5, 0x5, 0x1}, @L2TP_ATTR_MTU={0x6, 0x1c, 0xff}, @L2TP_ATTR_IP6_DADDR={0x14, 0x20, @dev={0xfe, 0x80, '\x00', 0x35}}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0xb}, @L2TP_ATTR_UDP_SPORT={0x6, 0x1a, 0x4e23}, @L2TP_ATTR_OFFSET={0x6, 0x3, 0x5}, @L2TP_ATTR_PEER_SESSION_ID={0x8, 0xc, 0x3}, @L2TP_ATTR_SEND_SEQ={0x5, 0x13, 0x8}]}, 0x68}, 0x1, 0x0, 0x0, 0x10}, 0x804) r3 = socket$netlink(0x10, 0x3, 0xc) sendmsg$L2TP_CMD_SESSION_MODIFY(r3, 0x0, 0xeedded79d9f919f6) [ 503.214495] ISOFS: Unable to identify CD-ROM format. 10:49:22 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, &(0x7f00000002c0)={0xa, 0x0, 0x0, @private0}, 0x20) 10:49:22 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x0, &(0x7f00000002c0)={0xa, 0x0, 0x0, @private0}, 0x20) [ 503.244067] CPU: 0 PID: 12007 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 503.252004] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 503.261354] Call Trace: [ 503.263947] dump_stack+0x1b2/0x281 [ 503.267586] should_fail.cold+0x10a/0x149 [ 503.271740] should_failslab+0xd6/0x130 [ 503.275720] kmem_cache_alloc+0x28e/0x3c0 [ 503.279873] __kernfs_new_node+0x6f/0x470 [ 503.284026] kernfs_new_node+0x7b/0xe0 [ 503.287915] __kernfs_create_file+0x3d/0x320 [ 503.292331] sysfs_add_file_mode_ns+0x1e1/0x450 [ 503.297012] ? kernfs_create_dir_ns+0x171/0x200 [ 503.301688] internal_create_group+0x22b/0x710 [ 503.306276] lo_ioctl+0x1137/0x1cd0 [ 503.309905] ? loop_set_status64+0xe0/0xe0 [ 503.310204] ISOFS: Unable to identify CD-ROM format. [ 503.314139] blkdev_ioctl+0x540/0x1830 [ 503.314177] ? blkpg_ioctl+0x8d0/0x8d0 [ 503.314187] ? trace_hardirqs_on+0x10/0x10 [ 503.314200] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 503.314208] ? debug_check_no_obj_freed+0x2c0/0x680 [ 503.314222] block_ioctl+0xd9/0x120 [ 503.314230] ? blkdev_fallocate+0x3a0/0x3a0 [ 503.314240] do_vfs_ioctl+0x75a/0xff0 [ 503.314250] ? lock_acquire+0x170/0x3f0 [ 503.357060] ? ioctl_preallocate+0x1a0/0x1a0 [ 503.361474] ? __fget+0x265/0x3e0 [ 503.364927] ? do_vfs_ioctl+0xff0/0xff0 [ 503.368899] ? security_file_ioctl+0x83/0xb0 [ 503.373308] SyS_ioctl+0x7f/0xb0 [ 503.376669] ? do_vfs_ioctl+0xff0/0xff0 [ 503.380646] do_syscall_64+0x1d5/0x640 [ 503.384539] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 503.389726] RIP: 0033:0x7fecb8f3c037 [ 503.393433] RSP: 002b:00007fecb78b0f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 503.401140] RAX: ffffffffffffffda RBX: 00007fecb8f85a20 RCX: 00007fecb8f3c037 [ 503.408404] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 503.415667] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fecb78b11d0 [ 503.422933] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 503.430201] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 [ 503.520342] ISOFS: Unable to identify CD-ROM format. 10:49:22 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 13) 10:49:22 executing program 4: socket$nl_route(0x10, 0x3, 0x0) socket$netlink(0x10, 0x3, 0x15) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) (async, rerun: 32) getsockopt$netlink(r0, 0x10e, 0x7, 0x0, &(0x7f0000000100)) (rerun: 32) 10:49:22 executing program 2: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) (async, rerun: 64) sendmsg$L2TP_CMD_SESSION_GET(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x68, r1, 0x100, 0x70bd26, 0x25dfdbfd, {}, [@L2TP_ATTR_RECV_SEQ={0x5, 0x12, 0x3}, @L2TP_ATTR_L2SPEC_TYPE={0x5, 0x5, 0x1}, @L2TP_ATTR_MTU={0x6, 0x1c, 0xff}, @L2TP_ATTR_IP6_DADDR={0x14, 0x20, @dev={0xfe, 0x80, '\x00', 0x35}}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0xb}, @L2TP_ATTR_UDP_SPORT={0x6, 0x1a, 0x4e23}, @L2TP_ATTR_OFFSET={0x6, 0x3, 0x5}, @L2TP_ATTR_PEER_SESSION_ID={0x8, 0xc, 0x3}, @L2TP_ATTR_SEND_SEQ={0x5, 0x13, 0x8}]}, 0x68}, 0x1, 0x0, 0x0, 0x10}, 0x804) (async, rerun: 64) r3 = socket$netlink(0x10, 0x3, 0xc) sendmsg$L2TP_CMD_SESSION_MODIFY(r3, 0x0, 0xeedded79d9f919f6) 10:49:22 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) 10:49:22 executing program 5: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) 10:49:22 executing program 2: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) sendmsg$L2TP_CMD_SESSION_GET(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x68, r1, 0x100, 0x70bd26, 0x25dfdbfd, {}, [@L2TP_ATTR_RECV_SEQ={0x5, 0x12, 0x3}, @L2TP_ATTR_L2SPEC_TYPE={0x5, 0x5, 0x1}, @L2TP_ATTR_MTU={0x6, 0x1c, 0xff}, @L2TP_ATTR_IP6_DADDR={0x14, 0x20, @dev={0xfe, 0x80, '\x00', 0x35}}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0xb}, @L2TP_ATTR_UDP_SPORT={0x6, 0x1a, 0x4e23}, @L2TP_ATTR_OFFSET={0x6, 0x3, 0x5}, @L2TP_ATTR_PEER_SESSION_ID={0x8, 0xc, 0x3}, @L2TP_ATTR_SEND_SEQ={0x5, 0x13, 0x8}]}, 0x68}, 0x1, 0x0, 0x0, 0x10}, 0x804) r3 = socket$netlink(0x10, 0x3, 0xc) sendmsg$L2TP_CMD_SESSION_MODIFY(r3, 0x0, 0xeedded79d9f919f6) [ 503.616164] FAULT_INJECTION: forcing a failure. [ 503.616164] name failslab, interval 1, probability 0, space 0, times 0 [ 503.651321] ISOFS: Unable to identify CD-ROM format. [ 503.660397] CPU: 1 PID: 12052 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 503.668304] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 503.677655] Call Trace: [ 503.680940] dump_stack+0x1b2/0x281 [ 503.684365] ISOFS: Unable to identify CD-ROM format. [ 503.684576] should_fail.cold+0x10a/0x149 [ 503.693799] should_failslab+0xd6/0x130 [ 503.697807] kmem_cache_alloc+0x28e/0x3c0 [ 503.701992] __kernfs_new_node+0x6f/0x470 [ 503.706143] kernfs_new_node+0x7b/0xe0 [ 503.710028] __kernfs_create_file+0x3d/0x320 10:49:22 executing program 4: socket$nl_route(0x10, 0x3, 0x0) socket$netlink(0x10, 0x3, 0x15) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) getsockopt$netlink(r0, 0x10e, 0x7, 0x0, &(0x7f0000000100)) socket$nl_route(0x10, 0x3, 0x0) (async) socket$netlink(0x10, 0x3, 0x15) (async) pipe(&(0x7f0000000100)) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) (async) getsockopt$netlink(r0, 0x10e, 0x7, 0x0, &(0x7f0000000100)) (async) 10:49:22 executing program 4: statx(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0, 0x40, &(0x7f0000000040)) socket$nl_route(0x10, 0x3, 0x0) [ 503.714440] sysfs_add_file_mode_ns+0x1e1/0x450 [ 503.719105] ? kernfs_create_dir_ns+0x171/0x200 [ 503.723775] internal_create_group+0x22b/0x710 [ 503.728358] lo_ioctl+0x1137/0x1cd0 [ 503.731987] ? loop_set_status64+0xe0/0xe0 [ 503.736221] blkdev_ioctl+0x540/0x1830 [ 503.740227] ? blkpg_ioctl+0x8d0/0x8d0 [ 503.744111] ? trace_hardirqs_on+0x10/0x10 [ 503.748355] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 503.753465] ? debug_check_no_obj_freed+0x2c0/0x680 [ 503.758487] block_ioctl+0xd9/0x120 [ 503.762112] ? blkdev_fallocate+0x3a0/0x3a0 10:49:22 executing program 4: statx(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0, 0x40, &(0x7f0000000040)) (async) socket$nl_route(0x10, 0x3, 0x0) [ 503.766431] do_vfs_ioctl+0x75a/0xff0 [ 503.770229] ? lock_acquire+0x170/0x3f0 [ 503.774225] ? ioctl_preallocate+0x1a0/0x1a0 [ 503.778643] ? __fget+0x265/0x3e0 [ 503.782127] ? do_vfs_ioctl+0xff0/0xff0 [ 503.786105] ? security_file_ioctl+0x83/0xb0 [ 503.790600] SyS_ioctl+0x7f/0xb0 [ 503.793964] ? do_vfs_ioctl+0xff0/0xff0 [ 503.797933] do_syscall_64+0x1d5/0x640 [ 503.801831] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 503.807343] RIP: 0033:0x7fecb8f3c037 10:49:22 executing program 4: statx(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0, 0x40, &(0x7f0000000040)) socket$nl_route(0x10, 0x3, 0x0) 10:49:22 executing program 4: getsockopt$netlink(0xffffffffffffffff, 0x10e, 0x3, 0x0, &(0x7f0000000100)) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) bpf$MAP_CREATE(0x0, &(0x7f0000000000)=@base={0xd, 0x5, 0x4, 0x9, 0x101, r0, 0x1, '\x00', 0x0, 0xffffffffffffffff, 0x4, 0x2, 0x2}, 0x48) [ 503.811045] RSP: 002b:00007fecb78b0f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 503.818753] RAX: ffffffffffffffda RBX: 00007fecb8f85a20 RCX: 00007fecb8f3c037 [ 503.826017] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 503.833311] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fecb78b11d0 [ 503.840582] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 503.847846] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 [ 503.915551] ISOFS: Unable to identify CD-ROM format. 10:49:23 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x0, &(0x7f00000002c0)={0xa, 0x0, 0x0, @private0}, 0x20) 10:49:23 executing program 2: r0 = openat$ocfs2_control(0xffffffffffffff9c, &(0x7f0000000000), 0x10000, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) ioctl$SNAPSHOT_FREE(r1, 0x3305) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x30, 0x0, 0x400, 0x70bd28, 0x25dfdbff, {}, [@L2TP_ATTR_PEER_CONN_ID={0x8}, @L2TP_ATTR_SEND_SEQ={0x5, 0x13, 0x81}, @L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0x5ed1}]}, 0x30}, 0x1, 0x0, 0x0, 0x4040}, 0x4000) r2 = socket$nl_route(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_DROP_MEMBERSHIP(r2, 0x10e, 0x2, &(0x7f0000000140)=0x9, 0x4) pipe(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) write$FUSE_INIT(r3, &(0x7f00000001c0)={0x50, 0x0, 0x0, {0x7, 0x24, 0x6, 0x800018, 0x5, 0xff, 0xabb1, 0xc9}}, 0x50) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) 10:49:23 executing program 3: syz_open_dev$video4linux(&(0x7f0000000040), 0x0, 0x610000) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) write$FUSE_INIT(r0, &(0x7f0000000440)={0x50, 0xffffffffffffffda, 0x0, {0x7, 0x24, 0x7, 0x100002, 0x53ce, 0x6, 0xfffeffff, 0x80000001}}, 0x50) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), 0xffffffffffffffff) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) syz_open_dev$video4linux(&(0x7f0000000400), 0x8, 0x101900) getsockopt$netlink(r2, 0x10e, 0x7, &(0x7f0000000340)=""/109, &(0x7f00000003c0)=0x6d) sendmsg$NL80211_CMD_SET_PMKSA(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x68, r1, 0x400, 0x70bd27, 0x25dfdbfb, {{}, {@void, @void}}, [@NL80211_ATTR_FILS_CACHE_ID={0x6, 0xfd, 0x8000}, @NL80211_ATTR_PMK={0x14, 0xfe, "b53d3aa9cade3d9ea0a0e9e7dfc40c91"}, @NL80211_ATTR_MAC={0xa, 0x6, @random="80a2c4625726"}, @NL80211_ATTR_PMK_REAUTH_THRESHOLD={0x5, 0x120, 0x22}, @NL80211_ATTR_PMK={0x14, 0xfe, "755f6438b95dc3bb4bb07383f5307c16"}, @NL80211_ATTR_PMK_LIFETIME={0x8, 0x11f, 0x7fffffff}, @NL80211_ATTR_PMK_LIFETIME={0x8, 0x11f, 0x2}]}, 0x68}, 0x1, 0x0, 0x0, 0x64004800}, 0x8800) r3 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$L2TP_CMD_TUNNEL_MODIFY(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x44, r3, 0x300, 0x70bd25, 0x25dfdbfe, {}, [@L2TP_ATTR_LNS_MODE={0x5, 0x14, 0x76}, @L2TP_ATTR_VLAN_ID={0x6, 0xe, 0x401}, @L2TP_ATTR_IFNAME={0x14, 0x8, 'batadv_slave_0\x00'}, @L2TP_ATTR_COOKIE={0xc, 0xf, 0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x48010}, 0x5) 10:49:23 executing program 4: getsockopt$netlink(0xffffffffffffffff, 0x10e, 0x3, 0x0, &(0x7f0000000100)) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) bpf$MAP_CREATE(0x0, &(0x7f0000000000)=@base={0xd, 0x5, 0x4, 0x9, 0x101, r0, 0x1, '\x00', 0x0, 0xffffffffffffffff, 0x4, 0x2, 0x2}, 0x48) getsockopt$netlink(0xffffffffffffffff, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) pipe(&(0x7f0000000100)) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) (async) bpf$MAP_CREATE(0x0, &(0x7f0000000000)=@base={0xd, 0x5, 0x4, 0x9, 0x101, r0, 0x1, '\x00', 0x0, 0xffffffffffffffff, 0x4, 0x2, 0x2}, 0x48) (async) 10:49:23 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 14) 10:49:23 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x7, 0x0, &(0x7f0000000000)) socket$netlink(0x10, 0x3, 0x12) r1 = socket$nl_crypto(0x10, 0x3, 0x15) getsockname$netlink(r1, &(0x7f00000001c0), &(0x7f0000000200)=0xc) r2 = socket$nl_route(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_PKTINFO(r2, 0x10e, 0x3, &(0x7f0000000240)=0x200, 0x4) pipe(&(0x7f0000000100)) r3 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r3, &(0x7f0000000040)=""/20, 0x14, 0x40010163, &(0x7f00000002c0)={0xa, 0x0, 0x0, @private0}, 0x20) 10:49:23 executing program 2: r0 = openat$ocfs2_control(0xffffffffffffff9c, &(0x7f0000000000), 0x10000, 0x0) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) ioctl$SNAPSHOT_FREE(r1, 0x3305) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x30, 0x0, 0x400, 0x70bd28, 0x25dfdbff, {}, [@L2TP_ATTR_PEER_CONN_ID={0x8}, @L2TP_ATTR_SEND_SEQ={0x5, 0x13, 0x81}, @L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0x5ed1}]}, 0x30}, 0x1, 0x0, 0x0, 0x4040}, 0x4000) (async) r2 = socket$nl_route(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_DROP_MEMBERSHIP(r2, 0x10e, 0x2, &(0x7f0000000140)=0x9, 0x4) (async) pipe(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) write$FUSE_INIT(r3, &(0x7f00000001c0)={0x50, 0x0, 0x0, {0x7, 0x24, 0x6, 0x800018, 0x5, 0xff, 0xabb1, 0xc9}}, 0x50) (async) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) 10:49:23 executing program 4: getsockopt$netlink(0xffffffffffffffff, 0x10e, 0x3, 0x0, &(0x7f0000000100)) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) (async) bpf$MAP_CREATE(0x0, &(0x7f0000000000)=@base={0xd, 0x5, 0x4, 0x9, 0x101, r0, 0x1, '\x00', 0x0, 0xffffffffffffffff, 0x4, 0x2, 0x2}, 0x48) 10:49:23 executing program 3: r0 = openat$ocfs2_control(0xffffffffffffff9c, &(0x7f0000000000), 0x10000, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) ioctl$SNAPSHOT_FREE(r1, 0x3305) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x30, 0x0, 0x400, 0x70bd28, 0x25dfdbff, {}, [@L2TP_ATTR_PEER_CONN_ID={0x8}, @L2TP_ATTR_SEND_SEQ={0x5, 0x13, 0x81}, @L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0x5ed1}]}, 0x30}, 0x1, 0x0, 0x0, 0x4040}, 0x4000) r2 = socket$nl_route(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_DROP_MEMBERSHIP(r2, 0x10e, 0x2, &(0x7f0000000140)=0x9, 0x4) pipe(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) write$FUSE_INIT(r3, &(0x7f00000001c0)={0x50, 0x0, 0x0, {0x7, 0x24, 0x6, 0x800018, 0x5, 0xff, 0xabb1, 0xc9}}, 0x50) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) 10:49:23 executing program 5: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x0, &(0x7f00000002c0)={0xa, 0x0, 0x0, @private0}, 0x20) [ 504.146617] FAULT_INJECTION: forcing a failure. [ 504.146617] name failslab, interval 1, probability 0, space 0, times 0 10:49:23 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NLBL_MGMT_C_ADDDEF(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x44, r1, 0x20, 0x70bd29, 0x25dfdbfe, {}, [@NLBL_MGMT_A_DOMAIN={0x9, 0x1, 'l2tp\x00'}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @empty}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @empty}, @NLBL_MGMT_A_DOMAIN={0x9, 0x1, 'l2tp\x00'}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0xffffffffffffffff}]}, 0x44}, 0x1, 0x0, 0x0, 0x4}, 0x4001) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) getsockname$netlink(r0, &(0x7f0000000080), &(0x7f00000000c0)=0xc) getsockopt$netlink(r2, 0x10e, 0x2, 0x0, &(0x7f0000000000)=0xfffffffffffffc99) 10:49:23 executing program 4: getsockopt$netlink(0xffffffffffffffff, 0x10e, 0x2, &(0x7f0000000000)=""/111, &(0x7f0000000080)=0x6f) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x1) setsockopt$netlink_NETLINK_TX_RING(r1, 0x10e, 0x7, &(0x7f00000000c0)={0x8, 0x8000, 0x100, 0x80000000}, 0x10) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) [ 504.200589] CPU: 1 PID: 12111 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 504.208492] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 504.217846] Call Trace: [ 504.220438] dump_stack+0x1b2/0x281 [ 504.224070] should_fail.cold+0x10a/0x149 [ 504.228220] should_failslab+0xd6/0x130 [ 504.232198] kmem_cache_alloc+0x28e/0x3c0 [ 504.236359] __kernfs_new_node+0x6f/0x470 [ 504.240517] kernfs_new_node+0x7b/0xe0 [ 504.244407] __kernfs_create_file+0x3d/0x320 [ 504.248824] sysfs_add_file_mode_ns+0x1e1/0x450 [ 504.253493] ? kernfs_create_dir_ns+0x171/0x200 [ 504.258159] internal_create_group+0x22b/0x710 [ 504.262746] lo_ioctl+0x1137/0x1cd0 [ 504.266375] ? loop_set_status64+0xe0/0xe0 [ 504.270613] blkdev_ioctl+0x540/0x1830 [ 504.274500] ? blkpg_ioctl+0x8d0/0x8d0 [ 504.278385] ? trace_hardirqs_on+0x10/0x10 [ 504.282621] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 504.287722] ? debug_check_no_obj_freed+0x2c0/0x680 [ 504.292741] block_ioctl+0xd9/0x120 [ 504.296364] ? blkdev_fallocate+0x3a0/0x3a0 [ 504.300687] do_vfs_ioctl+0x75a/0xff0 [ 504.304489] ? lock_acquire+0x170/0x3f0 [ 504.308461] ? ioctl_preallocate+0x1a0/0x1a0 [ 504.312868] ? __fget+0x265/0x3e0 [ 504.316327] ? do_vfs_ioctl+0xff0/0xff0 [ 504.320301] ? security_file_ioctl+0x83/0xb0 [ 504.324709] SyS_ioctl+0x7f/0xb0 [ 504.328182] ? do_vfs_ioctl+0xff0/0xff0 [ 504.332156] do_syscall_64+0x1d5/0x640 [ 504.336049] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 504.341229] RIP: 0033:0x7fecb8f3c037 [ 504.344932] RSP: 002b:00007fecb78b0f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 504.352635] RAX: ffffffffffffffda RBX: 00007fecb8f85a20 RCX: 00007fecb8f3c037 [ 504.359893] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 504.367147] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fecb78b11d0 [ 504.374474] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 504.381728] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 [ 504.413921] ISOFS: Unable to identify CD-ROM format. 10:49:24 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x0, &(0x7f00000002c0)={0xa, 0x0, 0x0, @private0}, 0x20) 10:49:24 executing program 3: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) ioctl$IOCTL_VMCI_VERSION2(r0, 0x7a7, &(0x7f0000000000)=0x90000) 10:49:24 executing program 4: getsockopt$netlink(0xffffffffffffffff, 0x10e, 0x2, &(0x7f0000000000)=""/111, &(0x7f0000000080)=0x6f) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x1) setsockopt$netlink_NETLINK_TX_RING(r1, 0x10e, 0x7, &(0x7f00000000c0)={0x8, 0x8000, 0x100, 0x80000000}, 0x10) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) getsockopt$netlink(0xffffffffffffffff, 0x10e, 0x2, &(0x7f0000000000)=""/111, &(0x7f0000000080)=0x6f) (async) socket$nl_route(0x10, 0x3, 0x0) (async) socket$netlink(0x10, 0x3, 0x1) (async) setsockopt$netlink_NETLINK_TX_RING(r1, 0x10e, 0x7, &(0x7f00000000c0)={0x8, 0x8000, 0x100, 0x80000000}, 0x10) (async) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) 10:49:24 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 15) 10:49:24 executing program 2: r0 = openat$ocfs2_control(0xffffffffffffff9c, &(0x7f0000000000), 0x10000, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) ioctl$SNAPSHOT_FREE(r1, 0x3305) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x30, 0x0, 0x400, 0x70bd28, 0x25dfdbff, {}, [@L2TP_ATTR_PEER_CONN_ID={0x8}, @L2TP_ATTR_SEND_SEQ={0x5, 0x13, 0x81}, @L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0x5ed1}]}, 0x30}, 0x1, 0x0, 0x0, 0x4040}, 0x4000) r2 = socket$nl_route(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_DROP_MEMBERSHIP(r2, 0x10e, 0x2, &(0x7f0000000140)=0x9, 0x4) pipe(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) write$FUSE_INIT(r3, &(0x7f00000001c0)={0x50, 0x0, 0x0, {0x7, 0x24, 0x6, 0x800018, 0x5, 0xff, 0xabb1, 0xc9}}, 0x50) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) openat$ocfs2_control(0xffffffffffffff9c, &(0x7f0000000000), 0x10000, 0x0) (async) pipe(&(0x7f0000000100)) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) ioctl$SNAPSHOT_FREE(r1, 0x3305) (async) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x30, 0x0, 0x400, 0x70bd28, 0x25dfdbff, {}, [@L2TP_ATTR_PEER_CONN_ID={0x8}, @L2TP_ATTR_SEND_SEQ={0x5, 0x13, 0x81}, @L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0x5ed1}]}, 0x30}, 0x1, 0x0, 0x0, 0x4040}, 0x4000) (async) socket$nl_route(0x10, 0x3, 0x0) (async) setsockopt$netlink_NETLINK_DROP_MEMBERSHIP(r2, 0x10e, 0x2, &(0x7f0000000140)=0x9, 0x4) (async) pipe(&(0x7f0000000180)) (async) write$FUSE_INIT(r3, &(0x7f00000001c0)={0x50, 0x0, 0x0, {0x7, 0x24, 0x6, 0x800018, 0x5, 0xff, 0xabb1, 0xc9}}, 0x50) (async) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) (async) 10:49:24 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) pselect6(0x40, &(0x7f0000000000)={0x9, 0x9, 0x100, 0x0, 0x400, 0x8, 0x6, 0x1}, &(0x7f0000000040)={0xb99, 0xfffffffffffffe01, 0xfffffffffffff800, 0x3, 0xf3, 0x0, 0x0, 0x8001}, &(0x7f0000000080)={0xdf, 0xd6ee, 0x101, 0x9, 0x3, 0xffffffffffffffd0, 0xeb, 0x7}, &(0x7f00000000c0)={0x77359400}, &(0x7f0000000140)={&(0x7f0000000100)={[0x6]}, 0x8}) 10:49:24 executing program 4: getsockopt$netlink(0xffffffffffffffff, 0x10e, 0x2, &(0x7f0000000000)=""/111, &(0x7f0000000080)=0x6f) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x1) setsockopt$netlink_NETLINK_TX_RING(r1, 0x10e, 0x7, &(0x7f00000000c0)={0x8, 0x8000, 0x100, 0x80000000}, 0x10) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) getsockopt$netlink(0xffffffffffffffff, 0x10e, 0x2, &(0x7f0000000000)=""/111, &(0x7f0000000080)=0x6f) (async) socket$nl_route(0x10, 0x3, 0x0) (async) socket$netlink(0x10, 0x3, 0x1) (async) setsockopt$netlink_NETLINK_TX_RING(r1, 0x10e, 0x7, &(0x7f00000000c0)={0x8, 0x8000, 0x100, 0x80000000}, 0x10) (async) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) 10:49:24 executing program 3: getsockopt$netlink(0xffffffffffffffff, 0x10e, 0x2, &(0x7f0000000000)=""/111, &(0x7f0000000080)=0x6f) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x1) setsockopt$netlink_NETLINK_TX_RING(r1, 0x10e, 0x7, &(0x7f00000000c0)={0x8, 0x8000, 0x100, 0x80000000}, 0x10) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) 10:49:24 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) (async) pselect6(0x40, &(0x7f0000000000)={0x9, 0x9, 0x100, 0x0, 0x400, 0x8, 0x6, 0x1}, &(0x7f0000000040)={0xb99, 0xfffffffffffffe01, 0xfffffffffffff800, 0x3, 0xf3, 0x0, 0x0, 0x8001}, &(0x7f0000000080)={0xdf, 0xd6ee, 0x101, 0x9, 0x3, 0xffffffffffffffd0, 0xeb, 0x7}, &(0x7f00000000c0)={0x77359400}, &(0x7f0000000140)={&(0x7f0000000100)={[0x6]}, 0x8}) [ 505.030407] FAULT_INJECTION: forcing a failure. [ 505.030407] name failslab, interval 1, probability 0, space 0, times 0 [ 505.066365] CPU: 1 PID: 12178 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 505.074281] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 505.083637] Call Trace: [ 505.086228] dump_stack+0x1b2/0x281 [ 505.089863] should_fail.cold+0x10a/0x149 [ 505.094014] should_failslab+0xd6/0x130 [ 505.097992] kmem_cache_alloc+0x28e/0x3c0 [ 505.102143] __kernfs_new_node+0x6f/0x470 [ 505.106299] kernfs_new_node+0x7b/0xe0 [ 505.110183] __kernfs_create_file+0x3d/0x320 [ 505.114575] sysfs_add_file_mode_ns+0x1e1/0x450 [ 505.119231] ? kernfs_create_dir_ns+0x171/0x200 [ 505.123880] internal_create_group+0x22b/0x710 [ 505.128446] lo_ioctl+0x1137/0x1cd0 [ 505.132054] ? loop_set_status64+0xe0/0xe0 [ 505.136270] blkdev_ioctl+0x540/0x1830 [ 505.140221] ? blkpg_ioctl+0x8d0/0x8d0 [ 505.144090] ? trace_hardirqs_on+0x10/0x10 [ 505.148322] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 505.153410] ? debug_check_no_obj_freed+0x2c0/0x680 [ 505.158418] block_ioctl+0xd9/0x120 [ 505.162036] ? blkdev_fallocate+0x3a0/0x3a0 [ 505.166337] do_vfs_ioctl+0x75a/0xff0 [ 505.170157] ? lock_acquire+0x170/0x3f0 [ 505.174110] ? ioctl_preallocate+0x1a0/0x1a0 [ 505.178585] ? __fget+0x265/0x3e0 [ 505.182018] ? do_vfs_ioctl+0xff0/0xff0 [ 505.185976] ? security_file_ioctl+0x83/0xb0 [ 505.190363] SyS_ioctl+0x7f/0xb0 [ 505.193707] ? do_vfs_ioctl+0xff0/0xff0 [ 505.197660] do_syscall_64+0x1d5/0x640 [ 505.201529] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 505.206695] RIP: 0033:0x7fecb8f3c037 [ 505.210383] RSP: 002b:00007fecb78b0f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 505.218072] RAX: ffffffffffffffda RBX: 00007fecb8f85a20 RCX: 00007fecb8f3c037 10:49:24 executing program 5: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x0, &(0x7f00000002c0)={0xa, 0x0, 0x0, @private0}, 0x20) 10:49:24 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) pselect6(0x40, &(0x7f0000000000)={0x9, 0x9, 0x100, 0x0, 0x400, 0x8, 0x6, 0x1}, &(0x7f0000000040)={0xb99, 0xfffffffffffffe01, 0xfffffffffffff800, 0x3, 0xf3, 0x0, 0x0, 0x8001}, &(0x7f0000000080)={0xdf, 0xd6ee, 0x101, 0x9, 0x3, 0xffffffffffffffd0, 0xeb, 0x7}, &(0x7f00000000c0)={0x77359400}, &(0x7f0000000140)={&(0x7f0000000100)={[0x6]}, 0x8}) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) (async) pselect6(0x40, &(0x7f0000000000)={0x9, 0x9, 0x100, 0x0, 0x400, 0x8, 0x6, 0x1}, &(0x7f0000000040)={0xb99, 0xfffffffffffffe01, 0xfffffffffffff800, 0x3, 0xf3, 0x0, 0x0, 0x8001}, &(0x7f0000000080)={0xdf, 0xd6ee, 0x101, 0x9, 0x3, 0xffffffffffffffd0, 0xeb, 0x7}, &(0x7f00000000c0)={0x77359400}, &(0x7f0000000140)={&(0x7f0000000100)={[0x6]}, 0x8}) (async) 10:49:24 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 1) [ 505.225343] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 505.232595] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fecb78b11d0 [ 505.239861] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 505.247111] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 10:49:24 executing program 4: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), 0xffffffffffffffff) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(r1, 0xc00864bf, &(0x7f0000000000)={0x0, 0x1}) r2 = socket$nl_route(0x10, 0x3, 0x0) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_SYNC_FILE(r0, 0xc01064c2, &(0x7f0000000040)={0x0, 0x1, r1}) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD_SYNC_FILE(r1, 0xc01064c1, &(0x7f0000000080)={r3}) getsockopt$netlink(r2, 0x10e, 0x3, 0x0, &(0x7f0000000100)=0xfffffffffffffec6) [ 505.304691] ISOFS: Unable to identify CD-ROM format. [ 505.318749] FAULT_INJECTION: forcing a failure. [ 505.318749] name failslab, interval 1, probability 0, space 0, times 0 [ 505.335937] CPU: 1 PID: 12212 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 505.343835] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 505.353187] Call Trace: [ 505.355776] dump_stack+0x1b2/0x281 [ 505.359406] should_fail.cold+0x10a/0x149 [ 505.363558] should_failslab+0xd6/0x130 [ 505.367537] __kmalloc+0x2c1/0x400 [ 505.371076] ? SyS_memfd_create+0xbc/0x3c0 [ 505.375314] SyS_memfd_create+0xbc/0x3c0 [ 505.379377] ? shmem_fcntl+0x120/0x120 [ 505.383260] ? __do_page_fault+0x159/0xad0 [ 505.387494] ? do_syscall_64+0x4c/0x640 [ 505.391468] ? shmem_fcntl+0x120/0x120 [ 505.395356] do_syscall_64+0x1d5/0x640 [ 505.399249] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 505.404437] RIP: 0033:0x7fbee387e279 [ 505.408143] RSP: 002b:00007fbee21f2f28 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 505.415877] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fbee387e279 [ 505.423149] RDX: 00007fbee21f2fe0 RSI: 0000000000000000 RDI: 00007fbee38d72c4 [ 505.430417] RBP: 0000000000000000 R08: 00007fbee21f2fd8 R09: 00007fbee21f31d0 [ 505.437692] R10: 00007fbee21f2fdc R11: 0000000000000246 R12: 0000000020000040 [ 505.444952] R13: 0000000020000080 R14: 0000000000000000 R15: 00000000200005c0 10:49:24 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) 10:49:24 executing program 2: pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) setsockopt$netrom_NETROM_T1(r1, 0x103, 0x1, &(0x7f0000000000), 0x4) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, 0x0, 0x2040) 10:49:24 executing program 4: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), 0xffffffffffffffff) (async) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(r1, 0xc00864bf, &(0x7f0000000000)={0x0, 0x1}) r2 = socket$nl_route(0x10, 0x3, 0x0) (async) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_SYNC_FILE(r0, 0xc01064c2, &(0x7f0000000040)={0x0, 0x1, r1}) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD_SYNC_FILE(r1, 0xc01064c1, &(0x7f0000000080)={r3}) (async) getsockopt$netlink(r2, 0x10e, 0x3, 0x0, &(0x7f0000000100)=0xfffffffffffffec6) 10:49:24 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 2) 10:49:24 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 16) [ 505.855167] FAULT_INJECTION: forcing a failure. [ 505.855167] name failslab, interval 1, probability 0, space 0, times 0 [ 505.873522] CPU: 1 PID: 12236 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 505.881421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 505.883659] FAULT_INJECTION: forcing a failure. [ 505.883659] name failslab, interval 1, probability 0, space 0, times 0 [ 505.890769] Call Trace: [ 505.890784] dump_stack+0x1b2/0x281 [ 505.890804] should_fail.cold+0x10a/0x149 [ 505.912395] should_failslab+0xd6/0x130 [ 505.916370] kmem_cache_alloc+0x28e/0x3c0 [ 505.920519] __kernfs_new_node+0x6f/0x470 [ 505.924671] kernfs_new_node+0x7b/0xe0 [ 505.928562] __kernfs_create_file+0x3d/0x320 [ 505.932967] sysfs_add_file_mode_ns+0x1e1/0x450 [ 505.937625] ? kernfs_create_dir_ns+0x171/0x200 [ 505.942283] internal_create_group+0x22b/0x710 [ 505.946857] lo_ioctl+0x1137/0x1cd0 [ 505.950469] ? loop_set_status64+0xe0/0xe0 [ 505.954688] blkdev_ioctl+0x540/0x1830 [ 505.958557] ? blkpg_ioctl+0x8d0/0x8d0 [ 505.962427] ? trace_hardirqs_on+0x10/0x10 [ 505.966647] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 505.971735] ? debug_check_no_obj_freed+0x2c0/0x680 [ 505.976737] block_ioctl+0xd9/0x120 [ 505.980359] ? blkdev_fallocate+0x3a0/0x3a0 [ 505.984678] do_vfs_ioctl+0x75a/0xff0 [ 505.988465] ? lock_acquire+0x170/0x3f0 [ 505.992438] ? ioctl_preallocate+0x1a0/0x1a0 [ 505.996832] ? __fget+0x265/0x3e0 [ 506.000296] ? do_vfs_ioctl+0xff0/0xff0 [ 506.004257] ? security_file_ioctl+0x83/0xb0 [ 506.008650] SyS_ioctl+0x7f/0xb0 [ 506.012000] ? do_vfs_ioctl+0xff0/0xff0 [ 506.015973] do_syscall_64+0x1d5/0x640 [ 506.019851] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 506.025022] RIP: 0033:0x7fecb8f3c037 [ 506.028732] RSP: 002b:00007fecb78b0f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 506.036440] RAX: ffffffffffffffda RBX: 00007fecb8f85a20 RCX: 00007fecb8f3c037 [ 506.043692] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 506.050943] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fecb78b11d0 [ 506.058198] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 506.065456] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 [ 506.072793] CPU: 0 PID: 12241 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 506.080694] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 506.090047] Call Trace: [ 506.092635] dump_stack+0x1b2/0x281 [ 506.096272] should_fail.cold+0x10a/0x149 [ 506.100426] should_failslab+0xd6/0x130 10:49:25 executing program 4: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), 0xffffffffffffffff) (async) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(r1, 0xc00864bf, &(0x7f0000000000)={0x0, 0x1}) (async) r2 = socket$nl_route(0x10, 0x3, 0x0) (async) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_SYNC_FILE(r0, 0xc01064c2, &(0x7f0000000040)={0x0, 0x1, r1}) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD_SYNC_FILE(r1, 0xc01064c1, &(0x7f0000000080)={r3}) (async) getsockopt$netlink(r2, 0x10e, 0x3, 0x0, &(0x7f0000000100)=0xfffffffffffffec6) 10:49:25 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) 10:49:25 executing program 2: pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) (async) r1 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) setsockopt$netrom_NETROM_T1(r1, 0x103, 0x1, &(0x7f0000000000), 0x4) (async) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, 0x0, 0x2040) [ 506.104407] kmem_cache_alloc+0x28e/0x3c0 [ 506.108560] __d_alloc+0x2a/0xa20 [ 506.112014] ? lock_downgrade+0x740/0x740 [ 506.112345] ISOFS: Unable to identify CD-ROM format. [ 506.116156] __shmem_file_setup.part.0+0xcb/0x3c0 [ 506.116168] ? shmem_create+0x30/0x30 [ 506.116176] ? __alloc_fd+0x1be/0x490 [ 506.116191] SyS_memfd_create+0x1fc/0x3c0 [ 506.116201] ? shmem_fcntl+0x120/0x120 [ 506.141849] ? __do_page_fault+0x159/0xad0 [ 506.146083] ? do_syscall_64+0x4c/0x640 [ 506.150058] ? shmem_fcntl+0x120/0x120 10:49:25 executing program 5: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x0, &(0x7f00000002c0)={0xa, 0x0, 0x0, @private0}, 0x20) 10:49:25 executing program 2: pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) setsockopt$netrom_NETROM_T1(r1, 0x103, 0x1, &(0x7f0000000000), 0x4) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, 0x0, 0x2040) pipe(&(0x7f0000000000)) (async) syz_init_net_socket$netrom(0x6, 0x5, 0x0) (async) setsockopt$netrom_NETROM_T1(r1, 0x103, 0x1, &(0x7f0000000000), 0x4) (async) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, 0x0, 0x2040) (async) [ 506.153944] do_syscall_64+0x1d5/0x640 [ 506.157835] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 506.163019] RIP: 0033:0x7fbee387e279 [ 506.166723] RSP: 002b:00007fbee21f2f28 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 506.174428] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fbee387e279 [ 506.181692] RDX: 00007fbee21f2fe0 RSI: 0000000000000000 RDI: 00007fbee38d72c4 [ 506.188956] RBP: 0000000000000000 R08: 00007fbee21f2fd8 R09: 00007fbee21f31d0 [ 506.196230] R10: 00007fbee21f2fdc R11: 0000000000000246 R12: 0000000020000040 10:49:25 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) (fail_nth: 1) 10:49:25 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 17) [ 506.203495] R13: 0000000020000080 R14: 0000000000000000 R15: 00000000200005c0 10:49:25 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x4, 0x0, &(0x7f0000000100)) 10:49:25 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000000), 0xffffffffffffffff) 10:49:25 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 3) 10:49:25 executing program 1: getsockname$netrom(0xffffffffffffffff, &(0x7f0000000100)={{0x3, @null}, [@remote, @netrom, @rose, @rose, @netrom, @remote, @rose, @bcast]}, &(0x7f0000000180)=0x48) r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) recvfrom$l2tp6(r0, &(0x7f00000001c0)=""/121, 0x79, 0x0, &(0x7f0000000240)={0xa, 0x0, 0x0, @mcast1}, 0x20) sendmsg$L2TP_CMD_TUNNEL_CREATE(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x2c, 0x0, 0x1, 0x70bd2c, 0x25dfdbfc, {}, [@L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x1}, @L2TP_ATTR_UDP_ZERO_CSUM6_RX={0x5}, @L2TP_ATTR_DATA_SEQ={0x5, 0x4, 0x5}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x44) 10:49:25 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x4, 0x0, &(0x7f0000000100)) 10:49:25 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000000), 0xffffffffffffffff) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000000), 0xffffffffffffffff) (async) [ 506.284900] FAULT_INJECTION: forcing a failure. [ 506.284900] name failslab, interval 1, probability 0, space 0, times 0 [ 506.298684] FAULT_INJECTION: forcing a failure. [ 506.298684] name failslab, interval 1, probability 0, space 0, times 0 [ 506.330777] CPU: 0 PID: 12281 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 506.338684] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 506.348033] Call Trace: [ 506.350613] dump_stack+0x1b2/0x281 [ 506.354234] should_fail.cold+0x10a/0x149 [ 506.358394] should_failslab+0xd6/0x130 [ 506.362367] kmem_cache_alloc+0x28e/0x3c0 [ 506.366509] ? shmem_destroy_callback+0xa0/0xa0 [ 506.371171] shmem_alloc_inode+0x18/0x40 [ 506.375232] ? shmem_destroy_callback+0xa0/0xa0 [ 506.379892] alloc_inode+0x5d/0x170 [ 506.383513] new_inode+0x1d/0xf0 [ 506.386881] shmem_get_inode+0x8b/0x890 [ 506.390854] __shmem_file_setup.part.0+0x104/0x3c0 [ 506.395782] ? shmem_create+0x30/0x30 [ 506.399573] ? __alloc_fd+0x1be/0x490 [ 506.403373] SyS_memfd_create+0x1fc/0x3c0 [ 506.407526] ? shmem_fcntl+0x120/0x120 [ 506.411411] ? __do_page_fault+0x159/0xad0 [ 506.415636] ? do_syscall_64+0x4c/0x640 [ 506.419604] ? shmem_fcntl+0x120/0x120 [ 506.423532] do_syscall_64+0x1d5/0x640 [ 506.427421] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 506.432607] RIP: 0033:0x7fbee387e279 [ 506.436308] RSP: 002b:00007fbee21f2f28 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 506.444106] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fbee387e279 [ 506.451378] RDX: 00007fbee21f2fe0 RSI: 0000000000000000 RDI: 00007fbee38d72c4 [ 506.458643] RBP: 0000000000000000 R08: 00007fbee21f2fd8 R09: 00007fbee21f31d0 [ 506.465907] R10: 00007fbee21f2fdc R11: 0000000000000246 R12: 0000000020000040 [ 506.473176] R13: 0000000020000080 R14: 0000000000000000 R15: 00000000200005c0 [ 506.480451] CPU: 1 PID: 12272 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 506.488336] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 506.497688] Call Trace: [ 506.500281] dump_stack+0x1b2/0x281 [ 506.503913] should_fail.cold+0x10a/0x149 [ 506.508064] should_failslab+0xd6/0x130 [ 506.512040] kmem_cache_alloc+0x28e/0x3c0 [ 506.513370] FAULT_INJECTION: forcing a failure. [ 506.513370] name failslab, interval 1, probability 0, space 0, times 0 [ 506.516187] __kernfs_new_node+0x6f/0x470 [ 506.516201] kernfs_new_node+0x7b/0xe0 [ 506.516212] __kernfs_create_file+0x3d/0x320 [ 506.516225] sysfs_add_file_mode_ns+0x1e1/0x450 [ 506.544442] ? kernfs_create_dir_ns+0x171/0x200 [ 506.549097] internal_create_group+0x22b/0x710 [ 506.553672] lo_ioctl+0x1137/0x1cd0 [ 506.557291] ? loop_set_status64+0xe0/0xe0 [ 506.561512] blkdev_ioctl+0x540/0x1830 [ 506.565382] ? blkpg_ioctl+0x8d0/0x8d0 [ 506.569252] ? trace_hardirqs_on+0x10/0x10 [ 506.573478] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 506.578564] ? debug_check_no_obj_freed+0x2c0/0x680 [ 506.583565] block_ioctl+0xd9/0x120 [ 506.587174] ? blkdev_fallocate+0x3a0/0x3a0 [ 506.591477] do_vfs_ioctl+0x75a/0xff0 [ 506.595272] ? lock_acquire+0x170/0x3f0 [ 506.599234] ? ioctl_preallocate+0x1a0/0x1a0 [ 506.603628] ? __fget+0x265/0x3e0 [ 506.607063] ? do_vfs_ioctl+0xff0/0xff0 [ 506.611018] ? security_file_ioctl+0x83/0xb0 [ 506.615412] SyS_ioctl+0x7f/0xb0 [ 506.618761] ? do_vfs_ioctl+0xff0/0xff0 [ 506.622723] do_syscall_64+0x1d5/0x640 [ 506.626628] entry_SYSCALL_64_after_hwframe+0x46/0xbb 10:49:25 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 4) 10:49:25 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x4, 0x0, &(0x7f0000000100)) [ 506.631799] RIP: 0033:0x7fecb8f3c037 [ 506.635490] RSP: 002b:00007fecb78b0f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 506.643182] RAX: ffffffffffffffda RBX: 00007fecb8f85a20 RCX: 00007fecb8f3c037 [ 506.650431] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 506.657686] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fecb78b11d0 [ 506.664940] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 506.672195] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 [ 506.698048] CPU: 0 PID: 12304 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 506.705940] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 506.715293] Call Trace: [ 506.717881] dump_stack+0x1b2/0x281 [ 506.721513] should_fail.cold+0x10a/0x149 [ 506.725666] should_failslab+0xd6/0x130 [ 506.729642] kmem_cache_alloc+0x28e/0x3c0 [ 506.733794] get_empty_filp+0x86/0x3f0 [ 506.737680] alloc_file+0x23/0x440 [ 506.741225] __shmem_file_setup.part.0+0x198/0x3c0 [ 506.746156] ? shmem_create+0x30/0x30 [ 506.749951] ? __alloc_fd+0x1be/0x490 [ 506.753765] SyS_memfd_create+0x1fc/0x3c0 [ 506.757911] ? shmem_fcntl+0x120/0x120 [ 506.761188] ISOFS: Unable to identify CD-ROM format. [ 506.761792] ? __do_page_fault+0x159/0xad0 [ 506.771098] ? do_syscall_64+0x4c/0x640 [ 506.775070] ? shmem_fcntl+0x120/0x120 [ 506.778959] do_syscall_64+0x1d5/0x640 [ 506.782851] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 506.788035] RIP: 0033:0x7fbee387e279 [ 506.791737] RSP: 002b:00007fbee21f2f28 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 506.799440] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fbee387e279 [ 506.806690] RDX: 00007fbee21f2fe0 RSI: 0000000000000000 RDI: 00007fbee38d72c4 [ 506.813945] RBP: 0000000000000000 R08: 00007fbee21f2fd8 R09: 00007fbee21f31d0 [ 506.821198] R10: 00007fbee21f2fdc R11: 0000000000000246 R12: 0000000020000040 [ 506.828462] R13: 0000000020000080 R14: 0000000000000000 R15: 00000000200005c0 10:49:26 executing program 5: recvfrom$l2tp6(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f00000002c0)={0xa, 0x0, 0x0, @private0}, 0x20) 10:49:26 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) ioctl$SIOCNRDECOBS(r1, 0x89e2) 10:49:26 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000000), 0xffffffffffffffff) 10:49:26 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 5) 10:49:26 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 18) 10:49:26 executing program 2: socket$nl_audit(0x10, 0x3, 0x9) socket$nl_audit(0x10, 0x3, 0x9) r0 = bpf$MAP_CREATE(0x0, &(0x7f00000016c0)=@bloom_filter={0x1e, 0x100, 0x7ff, 0xfffffff9, 0x160, 0x1, 0x200, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x5, 0x9}, 0x48) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = bpf$MAP_CREATE(0x0, &(0x7f00000019c0)=@bloom_filter={0x1e, 0x0, 0x9, 0x2, 0x40, 0xffffffffffffffff, 0x7fffffff, '\x00', 0x0, 0xffffffffffffffff, 0x5, 0x4, 0x1}, 0x48) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r3) openat$incfs(r3, &(0x7f0000001900)='.pending_reads\x00', 0x601000, 0x1) r4 = openat$incfs(0xffffffffffffff9c, &(0x7f0000001a40)='.pending_reads\x00', 0x34241, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000001ac0)={0x1c, 0x9, &(0x7f0000001840)=ANY=[@ANYBLOB="184000000100000000000000f2ffffff1855000006000000000000000000000018130000", @ANYRES32=r0, @ANYBLOB="000000000000000018230000", @ANYRES32=0x1, @ANYBLOB="00000000000000004f5285ff09000000"], &(0x7f00000018c0)='GPL\x00', 0x40, 0x0, &(0x7f0000001900), 0x40f00, 0xb, '\x00', 0x0, 0x11, 0xffffffffffffffff, 0x8, &(0x7f0000001940)={0x1, 0x1}, 0x8, 0x10, &(0x7f0000001980)={0x2, 0x0, 0x97, 0x800}, 0x10, 0xffffffffffffffff, r1, 0x0, &(0x7f0000001a80)=[r2, 0x1, 0x1, r4]}, 0x80) r5 = socket$nl_crypto(0x10, 0x3, 0x15) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(r5, 0x10e, 0x1, &(0x7f0000000000)=0x18, 0x4) r6 = syz_mount_image$romfs(&(0x7f00000000c0), &(0x7f0000000100)='.\x00', 0x1ff, 0x7, &(0x7f0000001600)=[{&(0x7f0000000140)="22b931910a89dc9a69e7154236ace8d30519299cd6539e6b0770d9dc756e0ce6d43878f72181d72d966e12bc487521c258629d43c33e988d8092f6a666fb96c1", 0x40, 0x9}, {&(0x7f0000000180)="eb7b8308b0a97264956c76b968a0a99d6325c8bc5414439e04e3803db7351d4ecc83813da70f3da3594746ecf7956b84e2ca0cd7bda19f95d8d51c825f08f92441acf418a66614d3a8e97ee18289a40ac2e2af641ad42a2d01ead44f347cc0d1efe4bdd038", 0x65, 0x200}, {&(0x7f0000000200)="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", 0x1000, 0x2}, {&(0x7f0000001200)="feee1cc975fe9c197b4f01732e0a6b2c1937b7bc8de615c44879f2280c7b97b999e56656f40b178a2e936184b6551136502bed43c4996ae15f99c414a0b726486030db37abc178bacb6e0acb9e1ed5b68c66a1959ac89fdecbeb228357552c4f099f59342508b089e0fcbe33f0a72907f7f47b0e7cd6d253287175c272f51d96620a2c75f40526eb0d886c1261ccb53ffad94fdbfe00eee6809e24df873312e125075c4ec1b1fc52bf2ce5424782e2fbc20691d3f0bb5cdf8bb8c4bcab673e47062b7fe8229e9e", 0xc7, 0xa96e}, {&(0x7f0000001300)="9b12125ed316920a023c40f56be81986b33aa599df6143d29a178a8da79c1c208f6b81a30dd3448c42b2eeb4db019175138b477662f124ec3d14cb7f28196451bcbea955a40a1db3194ee3eb3042f38c7946a3b0b9fb8738874abfb258d86feb039f3782a453f8953d5a94627bf526d5d30a3d9682ca5a021b7449b279cc1da6643a0adbbbad95933519daab358d6747fcc3341240c4253a735d9974a568a5cae1f150b9344d10bd8b997d2d06dfcd7c3cb7a86029778806d084d6e37ec8ef76eb3dde0ff6c26974c9375b391ce7463030", 0xd1, 0x7}, {&(0x7f0000001400)="0db1d21b7ac5c8b2902936d6767a10cb7496af79b1d59609092b8edc2ce0ef23c431d89bbbd7100b013b3443701ac7185b739683b4f758f9040c353fa6bf63ff8eed5743106e87ba4b3c99845a8e4101e1f53b4d8cbfbaeaf07849592f33ba4782036daf5767a175a571851e9cc7a26ed8591c25f808f1cd47d00bbc7e89048a75078aa7b2cb850daf76ab9a0036dcf1aa279e011255c8bf3f345b5cfc3e794050c5b82d011afb16d511cc1852dcbf6e346d1cb17977bb396fda39a6f537fd9706642445", 0xc4, 0x28}, {&(0x7f0000001500)="893d17627fd9312d3f4e0c20d6fc684363e1714142ee8f64560abbbf0051134289114c1a703cfd2bdff8cbad97fe56c9c131733f675530f0a94ee7c5ca1f428d949056486406ff6b846422e7b632e65f5676cfff643ed980a9ca111786026130555165e53626f6311de13d81f5405a2f7ea3342bbd3f4bc2aed0a7d4030d2425265e88df15206a243675e4080ded96d71aba274328771e484fc64bbee133a638baec7f042e6aabf75e92205ec70f235b7976df0876ffecfeeeda8ce0592edfd2109306c7b6fcf58fcc52384855108afb4308770835b545", 0xd7, 0x2}], 0x8000, &(0x7f0000001740)=ANY=[@ANYBLOB="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"]) r7 = openat$incfs(0xffffffffffffff9c, &(0x7f0000000040)='.pending_reads\x00', 0x14100, 0x40) bind$netlink(r7, &(0x7f0000000080)={0x10, 0x0, 0x25dfdbfd, 0x4}, 0xc) r8 = socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_genetlink_get_family_id$l2tp(&(0x7f0000001b80), r4) r10 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000001bc0), 0x105000, 0x0) r11 = openat$incfs(r6, &(0x7f0000001c00)='.log\x00', 0x280981, 0x6c) sendmsg$L2TP_CMD_TUNNEL_CREATE(r8, &(0x7f0000001cc0)={&(0x7f0000001b40)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000001c80)={&(0x7f0000001c40)={0x2c, r9, 0x10, 0x70bd25, 0x25dfdbfb, {}, [@L2TP_ATTR_FD={0x8, 0x17, @udp=r10}, @L2TP_ATTR_FD={0x8, 0x17, @udp6=r11}, @L2TP_ATTR_OFFSET={0x6, 0x3, 0x9}]}, 0x2c}, 0x1, 0x0, 0x0, 0x44}, 0x40) 10:49:26 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) ioctl$SIOCNRDECOBS(r1, 0x89e2) [ 507.049139] FAULT_INJECTION: forcing a failure. [ 507.049139] name failslab, interval 1, probability 0, space 0, times 0 [ 507.072067] FAULT_INJECTION: forcing a failure. [ 507.072067] name failslab, interval 1, probability 0, space 0, times 0 [ 507.090747] CPU: 0 PID: 12324 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 507.098663] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 507.108103] Call Trace: [ 507.110734] dump_stack+0x1b2/0x281 [ 507.114371] should_fail.cold+0x10a/0x149 [ 507.118522] should_failslab+0xd6/0x130 [ 507.122504] kmem_cache_alloc_trace+0x29a/0x3d0 [ 507.127177] apparmor_file_alloc_security+0x129/0x800 [ 507.132370] security_file_alloc+0x66/0xa0 [ 507.136598] ? selinux_is_enabled+0x5/0x50 [ 507.140825] get_empty_filp+0x16b/0x3f0 [ 507.144805] alloc_file+0x23/0x440 [ 507.148343] __shmem_file_setup.part.0+0x198/0x3c0 [ 507.153261] ? shmem_create+0x30/0x30 [ 507.157045] ? __alloc_fd+0x1be/0x490 [ 507.160833] SyS_memfd_create+0x1fc/0x3c0 [ 507.164966] ? shmem_fcntl+0x120/0x120 [ 507.168841] ? __do_page_fault+0x159/0xad0 [ 507.173064] ? do_syscall_64+0x4c/0x640 [ 507.177034] ? shmem_fcntl+0x120/0x120 [ 507.180925] do_syscall_64+0x1d5/0x640 [ 507.184807] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 507.190067] RIP: 0033:0x7fbee387e279 [ 507.193778] RSP: 002b:00007fbee21f2f28 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 507.201481] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fbee387e279 [ 507.208743] RDX: 00007fbee21f2fe0 RSI: 0000000000000000 RDI: 00007fbee38d72c4 [ 507.216017] RBP: 0000000000000000 R08: 00007fbee21f2fd8 R09: 00007fbee21f31d0 [ 507.223276] R10: 00007fbee21f2fdc R11: 0000000000000246 R12: 0000000020000040 [ 507.230533] R13: 0000000020000080 R14: 0000000000000000 R15: 00000000200005c0 [ 507.237804] CPU: 1 PID: 12327 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 10:49:26 executing program 1: getsockname$netrom(0xffffffffffffffff, &(0x7f0000000100)={{0x3, @null}, [@remote, @netrom, @rose, @rose, @netrom, @remote, @rose, @bcast]}, &(0x7f0000000180)=0x48) (async) r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) (async) recvfrom$l2tp6(r0, &(0x7f00000001c0)=""/121, 0x79, 0x0, &(0x7f0000000240)={0xa, 0x0, 0x0, @mcast1}, 0x20) sendmsg$L2TP_CMD_TUNNEL_CREATE(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x2c, 0x0, 0x1, 0x70bd2c, 0x25dfdbfc, {}, [@L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x1}, @L2TP_ATTR_UDP_ZERO_CSUM6_RX={0x5}, @L2TP_ATTR_DATA_SEQ={0x5, 0x4, 0x5}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x44) 10:49:26 executing program 5: recvfrom$l2tp6(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f00000002c0)={0xa, 0x0, 0x0, @private0}, 0x20) 10:49:26 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) ioctl$SIOCNRDECOBS(r1, 0x89e2) 10:49:26 executing program 5: recvfrom$l2tp6(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f00000002c0)={0xa, 0x0, 0x0, @private0}, 0x20) [ 507.245688] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 507.255038] Call Trace: [ 507.257629] dump_stack+0x1b2/0x281 [ 507.261265] should_fail.cold+0x10a/0x149 [ 507.265417] should_failslab+0xd6/0x130 [ 507.269394] kmem_cache_alloc+0x28e/0x3c0 [ 507.273542] __kernfs_new_node+0x6f/0x470 [ 507.277689] kernfs_new_node+0x7b/0xe0 [ 507.281579] __kernfs_create_file+0x3d/0x320 [ 507.285984] sysfs_add_file_mode_ns+0x1e1/0x450 [ 507.290654] ? kernfs_create_dir_ns+0x171/0x200 [ 507.295321] internal_create_group+0x22b/0x710 10:49:26 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x2, 0x0, &(0x7f0000000100)=0x15) 10:49:26 executing program 5: socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f00000002c0)={0xa, 0x0, 0x0, @private0}, 0x20) [ 507.299907] lo_ioctl+0x1137/0x1cd0 [ 507.303534] ? loop_set_status64+0xe0/0xe0 [ 507.307771] blkdev_ioctl+0x540/0x1830 [ 507.311661] ? blkpg_ioctl+0x8d0/0x8d0 [ 507.315569] ? trace_hardirqs_on+0x10/0x10 [ 507.319805] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 507.324904] ? debug_check_no_obj_freed+0x2c0/0x680 [ 507.329920] block_ioctl+0xd9/0x120 [ 507.333978] ? blkdev_fallocate+0x3a0/0x3a0 [ 507.338301] do_vfs_ioctl+0x75a/0xff0 [ 507.342098] ? lock_acquire+0x170/0x3f0 [ 507.346080] ? ioctl_preallocate+0x1a0/0x1a0 10:49:26 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x2, 0x0, &(0x7f0000000100)=0x15) socket$nl_route(0x10, 0x3, 0x0) (async) getsockopt$netlink(r0, 0x10e, 0x2, 0x0, &(0x7f0000000100)=0x15) (async) 10:49:26 executing program 5: socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f00000002c0)={0xa, 0x0, 0x0, @private0}, 0x20) [ 507.350488] ? __fget+0x265/0x3e0 [ 507.353940] ? do_vfs_ioctl+0xff0/0xff0 [ 507.357913] ? security_file_ioctl+0x83/0xb0 [ 507.362321] SyS_ioctl+0x7f/0xb0 [ 507.365680] ? do_vfs_ioctl+0xff0/0xff0 [ 507.369654] do_syscall_64+0x1d5/0x640 [ 507.373543] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 507.378726] RIP: 0033:0x7fecb8f3c037 [ 507.382430] RSP: 002b:00007fecb78b0f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 507.390132] RAX: ffffffffffffffda RBX: 00007fecb8f85a20 RCX: 00007fecb8f3c037 10:49:26 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 6) [ 507.397406] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 507.404672] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fecb78b11d0 [ 507.411938] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 507.419203] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 [ 507.472055] print_req_error: I/O error, dev loop2, sector 2 [ 507.477811] buffer_io_error: 31 callbacks suppressed [ 507.477817] Buffer I/O error on dev loop2, logical block 1, async page read [ 507.493498] print_req_error: I/O error, dev loop2, sector 4 [ 507.499225] Buffer I/O error on dev loop2, logical block 2, async page read [ 507.506692] print_req_error: I/O error, dev loop2, sector 6 [ 507.512469] Buffer I/O error on dev loop2, logical block 3, async page read [ 507.533982] FAULT_INJECTION: forcing a failure. [ 507.533982] name failslab, interval 1, probability 0, space 0, times 0 [ 507.546271] CPU: 1 PID: 12373 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 507.554158] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 507.556659] ISOFS: Unable to identify CD-ROM format. [ 507.563507] Call Trace: [ 507.563525] dump_stack+0x1b2/0x281 [ 507.563539] should_fail.cold+0x10a/0x149 [ 507.563551] should_failslab+0xd6/0x130 [ 507.563564] kmem_cache_alloc+0x28e/0x3c0 [ 507.587066] getname_flags+0xc8/0x550 [ 507.590867] do_sys_open+0x1ce/0x410 [ 507.594571] ? filp_open+0x60/0x60 [ 507.598094] ? do_syscall_64+0x4c/0x640 [ 507.602048] ? SyS_open+0x30/0x30 [ 507.605481] do_syscall_64+0x1d5/0x640 [ 507.609479] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 507.614651] RIP: 0033:0x7fbee3831194 [ 507.618341] RSP: 002b:00007fbee21f2eb0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 507.626025] RAX: ffffffffffffffda RBX: 00007fbee38c7a20 RCX: 00007fbee3831194 10:49:26 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 19) 10:49:26 executing program 5: socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f00000002c0)={0xa, 0x0, 0x0, @private0}, 0x20) 10:49:26 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x2, 0x0, &(0x7f0000000100)=0x15) socket$nl_route(0x10, 0x3, 0x0) (async) getsockopt$netlink(r0, 0x10e, 0x2, 0x0, &(0x7f0000000100)=0x15) (async) [ 507.633279] RDX: 0000000000000002 RSI: 00007fbee21f2fe0 RDI: 00000000ffffff9c [ 507.640527] RBP: 00007fbee21f2fe0 R08: 0000000000000000 R09: 00007fbee21f31d0 [ 507.647775] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 507.655022] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 [ 507.739744] FAULT_INJECTION: forcing a failure. [ 507.739744] name failslab, interval 1, probability 0, space 0, times 0 [ 507.751901] CPU: 1 PID: 12387 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 507.759793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 507.769145] Call Trace: [ 507.771739] dump_stack+0x1b2/0x281 [ 507.775374] should_fail.cold+0x10a/0x149 [ 507.779531] should_failslab+0xd6/0x130 [ 507.783508] kmem_cache_alloc+0x28e/0x3c0 [ 507.787654] __kernfs_new_node+0x6f/0x470 [ 507.791798] kernfs_new_node+0x7b/0xe0 [ 507.795687] __kernfs_create_file+0x3d/0x320 [ 507.800083] sysfs_add_file_mode_ns+0x1e1/0x450 [ 507.804733] ? kernfs_create_dir_ns+0x171/0x200 [ 507.809382] internal_create_group+0x22b/0x710 [ 507.814039] lo_ioctl+0x1137/0x1cd0 [ 507.817645] ? loop_set_status64+0xe0/0xe0 [ 507.822006] blkdev_ioctl+0x540/0x1830 [ 507.825891] ? blkpg_ioctl+0x8d0/0x8d0 [ 507.829766] ? trace_hardirqs_on+0x10/0x10 [ 507.834099] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 507.839180] ? debug_check_no_obj_freed+0x2c0/0x680 [ 507.844174] block_ioctl+0xd9/0x120 [ 507.847777] ? blkdev_fallocate+0x3a0/0x3a0 [ 507.852078] do_vfs_ioctl+0x75a/0xff0 [ 507.855857] ? lock_acquire+0x170/0x3f0 [ 507.859809] ? ioctl_preallocate+0x1a0/0x1a0 [ 507.864195] ? __fget+0x265/0x3e0 [ 507.867628] ? do_vfs_ioctl+0xff0/0xff0 [ 507.871581] ? security_file_ioctl+0x83/0xb0 [ 507.875984] SyS_ioctl+0x7f/0xb0 [ 507.879329] ? do_vfs_ioctl+0xff0/0xff0 [ 507.883349] do_syscall_64+0x1d5/0x640 [ 507.887308] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 507.892473] RIP: 0033:0x7fecb8f3c037 [ 507.896180] RSP: 002b:00007fecb78b0f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 507.903866] RAX: ffffffffffffffda RBX: 00007fecb8f85a20 RCX: 00007fecb8f3c037 [ 507.911120] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 507.918388] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fecb78b11d0 [ 507.925655] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 507.932909] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 [ 507.963147] ISOFS: Unable to identify CD-ROM format. 10:49:27 executing program 1: getsockname$netrom(0xffffffffffffffff, &(0x7f0000000100)={{0x3, @null}, [@remote, @netrom, @rose, @rose, @netrom, @remote, @rose, @bcast]}, &(0x7f0000000180)=0x48) r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) (async) recvfrom$l2tp6(r0, &(0x7f00000001c0)=""/121, 0x79, 0x0, &(0x7f0000000240)={0xa, 0x0, 0x0, @mcast1}, 0x20) sendmsg$L2TP_CMD_TUNNEL_CREATE(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x2c, 0x0, 0x1, 0x70bd2c, 0x25dfdbfc, {}, [@L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x1}, @L2TP_ATTR_UDP_ZERO_CSUM6_RX={0x5}, @L2TP_ATTR_DATA_SEQ={0x5, 0x4, 0x5}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x44) 10:49:27 executing program 2: socket$nl_audit(0x10, 0x3, 0x9) (async) socket$nl_audit(0x10, 0x3, 0x9) r0 = bpf$MAP_CREATE(0x0, &(0x7f00000016c0)=@bloom_filter={0x1e, 0x100, 0x7ff, 0xfffffff9, 0x160, 0x1, 0x200, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x5, 0x9}, 0x48) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = bpf$MAP_CREATE(0x0, &(0x7f00000019c0)=@bloom_filter={0x1e, 0x0, 0x9, 0x2, 0x40, 0xffffffffffffffff, 0x7fffffff, '\x00', 0x0, 0xffffffffffffffff, 0x5, 0x4, 0x1}, 0x48) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r3) (async, rerun: 32) openat$incfs(r3, &(0x7f0000001900)='.pending_reads\x00', 0x601000, 0x1) (rerun: 32) r4 = openat$incfs(0xffffffffffffff9c, &(0x7f0000001a40)='.pending_reads\x00', 0x34241, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000001ac0)={0x1c, 0x9, &(0x7f0000001840)=ANY=[@ANYBLOB="184000000100000000000000f2ffffff1855000006000000000000000000000018130000", @ANYRES32=r0, @ANYBLOB="000000000000000018230000", @ANYRES32=0x1, @ANYBLOB="00000000000000004f5285ff09000000"], &(0x7f00000018c0)='GPL\x00', 0x40, 0x0, &(0x7f0000001900), 0x40f00, 0xb, '\x00', 0x0, 0x11, 0xffffffffffffffff, 0x8, &(0x7f0000001940)={0x1, 0x1}, 0x8, 0x10, &(0x7f0000001980)={0x2, 0x0, 0x97, 0x800}, 0x10, 0xffffffffffffffff, r1, 0x0, &(0x7f0000001a80)=[r2, 0x1, 0x1, r4]}, 0x80) (async) r5 = socket$nl_crypto(0x10, 0x3, 0x15) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(r5, 0x10e, 0x1, &(0x7f0000000000)=0x18, 0x4) (async) r6 = syz_mount_image$romfs(&(0x7f00000000c0), &(0x7f0000000100)='.\x00', 0x1ff, 0x7, &(0x7f0000001600)=[{&(0x7f0000000140)="22b931910a89dc9a69e7154236ace8d30519299cd6539e6b0770d9dc756e0ce6d43878f72181d72d966e12bc487521c258629d43c33e988d8092f6a666fb96c1", 0x40, 0x9}, {&(0x7f0000000180)="eb7b8308b0a97264956c76b968a0a99d6325c8bc5414439e04e3803db7351d4ecc83813da70f3da3594746ecf7956b84e2ca0cd7bda19f95d8d51c825f08f92441acf418a66614d3a8e97ee18289a40ac2e2af641ad42a2d01ead44f347cc0d1efe4bdd038", 0x65, 0x200}, {&(0x7f0000000200)="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", 0x1000, 0x2}, {&(0x7f0000001200)="feee1cc975fe9c197b4f01732e0a6b2c1937b7bc8de615c44879f2280c7b97b999e56656f40b178a2e936184b6551136502bed43c4996ae15f99c414a0b726486030db37abc178bacb6e0acb9e1ed5b68c66a1959ac89fdecbeb228357552c4f099f59342508b089e0fcbe33f0a72907f7f47b0e7cd6d253287175c272f51d96620a2c75f40526eb0d886c1261ccb53ffad94fdbfe00eee6809e24df873312e125075c4ec1b1fc52bf2ce5424782e2fbc20691d3f0bb5cdf8bb8c4bcab673e47062b7fe8229e9e", 0xc7, 0xa96e}, {&(0x7f0000001300)="9b12125ed316920a023c40f56be81986b33aa599df6143d29a178a8da79c1c208f6b81a30dd3448c42b2eeb4db019175138b477662f124ec3d14cb7f28196451bcbea955a40a1db3194ee3eb3042f38c7946a3b0b9fb8738874abfb258d86feb039f3782a453f8953d5a94627bf526d5d30a3d9682ca5a021b7449b279cc1da6643a0adbbbad95933519daab358d6747fcc3341240c4253a735d9974a568a5cae1f150b9344d10bd8b997d2d06dfcd7c3cb7a86029778806d084d6e37ec8ef76eb3dde0ff6c26974c9375b391ce7463030", 0xd1, 0x7}, {&(0x7f0000001400)="0db1d21b7ac5c8b2902936d6767a10cb7496af79b1d59609092b8edc2ce0ef23c431d89bbbd7100b013b3443701ac7185b739683b4f758f9040c353fa6bf63ff8eed5743106e87ba4b3c99845a8e4101e1f53b4d8cbfbaeaf07849592f33ba4782036daf5767a175a571851e9cc7a26ed8591c25f808f1cd47d00bbc7e89048a75078aa7b2cb850daf76ab9a0036dcf1aa279e011255c8bf3f345b5cfc3e794050c5b82d011afb16d511cc1852dcbf6e346d1cb17977bb396fda39a6f537fd9706642445", 0xc4, 0x28}, {&(0x7f0000001500)="893d17627fd9312d3f4e0c20d6fc684363e1714142ee8f64560abbbf0051134289114c1a703cfd2bdff8cbad97fe56c9c131733f675530f0a94ee7c5ca1f428d949056486406ff6b846422e7b632e65f5676cfff643ed980a9ca111786026130555165e53626f6311de13d81f5405a2f7ea3342bbd3f4bc2aed0a7d4030d2425265e88df15206a243675e4080ded96d71aba274328771e484fc64bbee133a638baec7f042e6aabf75e92205ec70f235b7976df0876ffecfeeeda8ce0592edfd2109306c7b6fcf58fcc52384855108afb4308770835b545", 0xd7, 0x2}], 0x8000, &(0x7f0000001740)=ANY=[@ANYBLOB="2e70656e64696e675f7265616473002c2c2c66756e633d4b455845435f494e495452414d46535f434845434b2c61707072616973655f74797065db3e65a73a63455fc13d696d617369672c646f6e745f61707072616973652c736d61636b6673726f6f743d252c6d61736b3d5e4d41595f524541442c6d61736b3d4d41595f524541442c00310a9d2a51ab5758a1bc3cf91ecbd6a56a848b2cdec5fd97d3dd9c8b2cc16423b5c949865d06b873b9045f55678d19138bbe57f04aabf9dd5f06b3ce04b3e1d9ac67104e4613376f6734701302687c9244b84e2606c9c0e62cd8b85b21e9bb17a4bf2194cd7a5f04371d98f26d6b87f65c3308de01fe"]) (async) r7 = openat$incfs(0xffffffffffffff9c, &(0x7f0000000040)='.pending_reads\x00', 0x14100, 0x40) bind$netlink(r7, &(0x7f0000000080)={0x10, 0x0, 0x25dfdbfd, 0x4}, 0xc) (async) r8 = socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_genetlink_get_family_id$l2tp(&(0x7f0000001b80), r4) r10 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000001bc0), 0x105000, 0x0) (async, rerun: 64) r11 = openat$incfs(r6, &(0x7f0000001c00)='.log\x00', 0x280981, 0x6c) (rerun: 64) sendmsg$L2TP_CMD_TUNNEL_CREATE(r8, &(0x7f0000001cc0)={&(0x7f0000001b40)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000001c80)={&(0x7f0000001c40)={0x2c, r9, 0x10, 0x70bd25, 0x25dfdbfb, {}, [@L2TP_ATTR_FD={0x8, 0x17, @udp=r10}, @L2TP_ATTR_FD={0x8, 0x17, @udp6=r11}, @L2TP_ATTR_OFFSET={0x6, 0x3, 0x9}]}, 0x2c}, 0x1, 0x0, 0x0, 0x44}, 0x40) 10:49:27 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 7) 10:49:27 executing program 5: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x0, 0x0, 0x0) 10:49:27 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NLBL_MGMT_C_VERSION(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x24, r1, 0x100, 0x70bd29, 0x25dfdbfe, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @loopback}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x24}, 0x1, 0x0, 0x0, 0x20000000}, 0x10000811) 10:49:27 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 20) [ 508.143650] FAULT_INJECTION: forcing a failure. [ 508.143650] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 508.155473] CPU: 1 PID: 12404 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 508.163356] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 508.172711] Call Trace: [ 508.175303] dump_stack+0x1b2/0x281 [ 508.178937] should_fail.cold+0x10a/0x149 [ 508.183091] __alloc_pages_nodemask+0x22c/0x2720 [ 508.187849] ? static_obj+0x50/0x50 [ 508.191476] ? trace_hardirqs_on+0x10/0x10 [ 508.195715] ? __lock_acquire+0x5fc/0x3f20 [ 508.199952] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 508.200118] FAULT_INJECTION: forcing a failure. [ 508.200118] name failslab, interval 1, probability 0, space 0, times 0 [ 508.204786] ? __lock_acquire+0x5fc/0x3f20 [ 508.204796] ? simple_xattr_get+0xe5/0x160 [ 508.204808] ? fsnotify+0x974/0x11b0 [ 508.204818] ? shmem_setattr+0x241/0xbf0 [ 508.204830] ? __fsnotify_inode_delete+0x20/0x20 [ 508.204841] cache_grow_begin+0x91/0x700 [ 508.204848] ? fs_reclaim_release+0xd0/0x110 [ 508.204857] ? check_preemption_disabled+0x35/0x240 [ 508.204869] cache_alloc_refill+0x273/0x350 [ 508.204886] kmem_cache_alloc+0x333/0x3c0 [ 508.204899] getname_flags+0xc8/0x550 [ 508.204912] do_sys_open+0x1ce/0x410 [ 508.266446] ? filp_open+0x60/0x60 [ 508.269973] ? do_syscall_64+0x4c/0x640 [ 508.273928] ? SyS_open+0x30/0x30 [ 508.277367] do_syscall_64+0x1d5/0x640 [ 508.281248] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 508.286422] RIP: 0033:0x7fbee3831194 [ 508.290116] RSP: 002b:00007fbee21f2eb0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 508.297810] RAX: ffffffffffffffda RBX: 00007fbee38c7a20 RCX: 00007fbee3831194 [ 508.305061] RDX: 0000000000000002 RSI: 00007fbee21f2fe0 RDI: 00000000ffffff9c [ 508.312313] RBP: 00007fbee21f2fe0 R08: 0000000000000000 R09: 00007fbee21f31d0 [ 508.319563] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 508.326819] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 [ 508.334085] CPU: 0 PID: 12403 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 508.341965] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 508.351309] Call Trace: [ 508.353877] dump_stack+0x1b2/0x281 [ 508.357493] should_fail.cold+0x10a/0x149 [ 508.361635] should_failslab+0xd6/0x130 [ 508.365599] kmem_cache_alloc_node+0x263/0x410 [ 508.370204] __alloc_skb+0x5c/0x510 [ 508.373818] kobject_uevent_env+0x882/0xf30 [ 508.378127] lo_ioctl+0x11a6/0x1cd0 [ 508.381749] ? loop_set_status64+0xe0/0xe0 [ 508.385983] blkdev_ioctl+0x540/0x1830 [ 508.389855] ? blkpg_ioctl+0x8d0/0x8d0 [ 508.393724] ? trace_hardirqs_on+0x10/0x10 [ 508.397946] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 508.403038] ? debug_check_no_obj_freed+0x2c0/0x680 [ 508.408048] block_ioctl+0xd9/0x120 [ 508.411659] ? blkdev_fallocate+0x3a0/0x3a0 [ 508.415957] do_vfs_ioctl+0x75a/0xff0 [ 508.419760] ? lock_acquire+0x170/0x3f0 [ 508.423727] ? ioctl_preallocate+0x1a0/0x1a0 [ 508.428125] ? __fget+0x265/0x3e0 [ 508.431559] ? do_vfs_ioctl+0xff0/0xff0 [ 508.435511] ? security_file_ioctl+0x83/0xb0 [ 508.439898] SyS_ioctl+0x7f/0xb0 [ 508.443247] ? do_vfs_ioctl+0xff0/0xff0 [ 508.447209] do_syscall_64+0x1d5/0x640 [ 508.451079] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 508.456248] RIP: 0033:0x7fecb8f3c037 [ 508.459936] RSP: 002b:00007fecb78b0f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 508.467622] RAX: ffffffffffffffda RBX: 00007fecb8f85a20 RCX: 00007fecb8f3c037 [ 508.474870] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 508.482122] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fecb78b11d0 10:49:27 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NLBL_MGMT_C_VERSION(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x24, r1, 0x100, 0x70bd29, 0x25dfdbfe, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @loopback}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x24}, 0x1, 0x0, 0x0, 0x20000000}, 0x10000811) socket$nl_route(0x10, 0x3, 0x0) (async) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000040), 0xffffffffffffffff) (async) sendmsg$NLBL_MGMT_C_VERSION(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x24, r1, 0x100, 0x70bd29, 0x25dfdbfe, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @loopback}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x24}, 0x1, 0x0, 0x0, 0x20000000}, 0x10000811) (async) [ 508.489381] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 508.496627] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 10:49:27 executing program 2: socket$nl_audit(0x10, 0x3, 0x9) (async) socket$nl_audit(0x10, 0x3, 0x9) r0 = bpf$MAP_CREATE(0x0, &(0x7f00000016c0)=@bloom_filter={0x1e, 0x100, 0x7ff, 0xfffffff9, 0x160, 0x1, 0x200, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x5, 0x9}, 0x48) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) (async) r2 = bpf$MAP_CREATE(0x0, &(0x7f00000019c0)=@bloom_filter={0x1e, 0x0, 0x9, 0x2, 0x40, 0xffffffffffffffff, 0x7fffffff, '\x00', 0x0, 0xffffffffffffffff, 0x5, 0x4, 0x1}, 0x48) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r3) openat$incfs(r3, &(0x7f0000001900)='.pending_reads\x00', 0x601000, 0x1) (async) r4 = openat$incfs(0xffffffffffffff9c, &(0x7f0000001a40)='.pending_reads\x00', 0x34241, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000001ac0)={0x1c, 0x9, &(0x7f0000001840)=ANY=[@ANYBLOB="184000000100000000000000f2ffffff1855000006000000000000000000000018130000", @ANYRES32=r0, @ANYBLOB="000000000000000018230000", @ANYRES32=0x1, @ANYBLOB="00000000000000004f5285ff09000000"], &(0x7f00000018c0)='GPL\x00', 0x40, 0x0, &(0x7f0000001900), 0x40f00, 0xb, '\x00', 0x0, 0x11, 0xffffffffffffffff, 0x8, &(0x7f0000001940)={0x1, 0x1}, 0x8, 0x10, &(0x7f0000001980)={0x2, 0x0, 0x97, 0x800}, 0x10, 0xffffffffffffffff, r1, 0x0, &(0x7f0000001a80)=[r2, 0x1, 0x1, r4]}, 0x80) (async) r5 = socket$nl_crypto(0x10, 0x3, 0x15) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(r5, 0x10e, 0x1, &(0x7f0000000000)=0x18, 0x4) r6 = syz_mount_image$romfs(&(0x7f00000000c0), &(0x7f0000000100)='.\x00', 0x1ff, 0x7, &(0x7f0000001600)=[{&(0x7f0000000140)="22b931910a89dc9a69e7154236ace8d30519299cd6539e6b0770d9dc756e0ce6d43878f72181d72d966e12bc487521c258629d43c33e988d8092f6a666fb96c1", 0x40, 0x9}, {&(0x7f0000000180)="eb7b8308b0a97264956c76b968a0a99d6325c8bc5414439e04e3803db7351d4ecc83813da70f3da3594746ecf7956b84e2ca0cd7bda19f95d8d51c825f08f92441acf418a66614d3a8e97ee18289a40ac2e2af641ad42a2d01ead44f347cc0d1efe4bdd038", 0x65, 0x200}, {&(0x7f0000000200)="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", 0x1000, 0x2}, {&(0x7f0000001200)="feee1cc975fe9c197b4f01732e0a6b2c1937b7bc8de615c44879f2280c7b97b999e56656f40b178a2e936184b6551136502bed43c4996ae15f99c414a0b726486030db37abc178bacb6e0acb9e1ed5b68c66a1959ac89fdecbeb228357552c4f099f59342508b089e0fcbe33f0a72907f7f47b0e7cd6d253287175c272f51d96620a2c75f40526eb0d886c1261ccb53ffad94fdbfe00eee6809e24df873312e125075c4ec1b1fc52bf2ce5424782e2fbc20691d3f0bb5cdf8bb8c4bcab673e47062b7fe8229e9e", 0xc7, 0xa96e}, {&(0x7f0000001300)="9b12125ed316920a023c40f56be81986b33aa599df6143d29a178a8da79c1c208f6b81a30dd3448c42b2eeb4db019175138b477662f124ec3d14cb7f28196451bcbea955a40a1db3194ee3eb3042f38c7946a3b0b9fb8738874abfb258d86feb039f3782a453f8953d5a94627bf526d5d30a3d9682ca5a021b7449b279cc1da6643a0adbbbad95933519daab358d6747fcc3341240c4253a735d9974a568a5cae1f150b9344d10bd8b997d2d06dfcd7c3cb7a86029778806d084d6e37ec8ef76eb3dde0ff6c26974c9375b391ce7463030", 0xd1, 0x7}, {&(0x7f0000001400)="0db1d21b7ac5c8b2902936d6767a10cb7496af79b1d59609092b8edc2ce0ef23c431d89bbbd7100b013b3443701ac7185b739683b4f758f9040c353fa6bf63ff8eed5743106e87ba4b3c99845a8e4101e1f53b4d8cbfbaeaf07849592f33ba4782036daf5767a175a571851e9cc7a26ed8591c25f808f1cd47d00bbc7e89048a75078aa7b2cb850daf76ab9a0036dcf1aa279e011255c8bf3f345b5cfc3e794050c5b82d011afb16d511cc1852dcbf6e346d1cb17977bb396fda39a6f537fd9706642445", 0xc4, 0x28}, {&(0x7f0000001500)="893d17627fd9312d3f4e0c20d6fc684363e1714142ee8f64560abbbf0051134289114c1a703cfd2bdff8cbad97fe56c9c131733f675530f0a94ee7c5ca1f428d949056486406ff6b846422e7b632e65f5676cfff643ed980a9ca111786026130555165e53626f6311de13d81f5405a2f7ea3342bbd3f4bc2aed0a7d4030d2425265e88df15206a243675e4080ded96d71aba274328771e484fc64bbee133a638baec7f042e6aabf75e92205ec70f235b7976df0876ffecfeeeda8ce0592edfd2109306c7b6fcf58fcc52384855108afb4308770835b545", 0xd7, 0x2}], 0x8000, &(0x7f0000001740)=ANY=[@ANYBLOB="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"]) (async) r7 = openat$incfs(0xffffffffffffff9c, &(0x7f0000000040)='.pending_reads\x00', 0x14100, 0x40) bind$netlink(r7, &(0x7f0000000080)={0x10, 0x0, 0x25dfdbfd, 0x4}, 0xc) r8 = socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_genetlink_get_family_id$l2tp(&(0x7f0000001b80), r4) (async) r10 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000001bc0), 0x105000, 0x0) (async) r11 = openat$incfs(r6, &(0x7f0000001c00)='.log\x00', 0x280981, 0x6c) sendmsg$L2TP_CMD_TUNNEL_CREATE(r8, &(0x7f0000001cc0)={&(0x7f0000001b40)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000001c80)={&(0x7f0000001c40)={0x2c, r9, 0x10, 0x70bd25, 0x25dfdbfb, {}, [@L2TP_ATTR_FD={0x8, 0x17, @udp=r10}, @L2TP_ATTR_FD={0x8, 0x17, @udp6=r11}, @L2TP_ATTR_OFFSET={0x6, 0x3, 0x9}]}, 0x2c}, 0x1, 0x0, 0x0, 0x44}, 0x40) 10:49:27 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 8) [ 508.536691] print_req_error: I/O error, dev loop2, sector 2 [ 508.540304] ISOFS: Unable to identify CD-ROM format. [ 508.542504] Buffer I/O error on dev loop2, logical block 1, async page read [ 508.542704] print_req_error: I/O error, dev loop2, sector 4 [ 508.560517] Buffer I/O error on dev loop2, logical block 2, async page read [ 508.567806] print_req_error: I/O error, dev loop2, sector 6 [ 508.573821] Buffer I/O error on dev loop2, logical block 3, async page read 10:49:27 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NLBL_MGMT_C_VERSION(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x24, r1, 0x100, 0x70bd29, 0x25dfdbfe, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @loopback}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x24}, 0x1, 0x0, 0x0, 0x20000000}, 0x10000811) [ 508.623107] ISOFS: Unable to identify CD-ROM format. [ 508.637540] FAULT_INJECTION: forcing a failure. [ 508.637540] name failslab, interval 1, probability 0, space 0, times 0 [ 508.658302] CPU: 0 PID: 12436 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 508.666200] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 508.675547] Call Trace: [ 508.678137] dump_stack+0x1b2/0x281 [ 508.681769] should_fail.cold+0x10a/0x149 [ 508.685919] should_failslab+0xd6/0x130 [ 508.689895] kmem_cache_alloc+0x28e/0x3c0 [ 508.694067] get_empty_filp+0x86/0x3f0 [ 508.697952] path_openat+0x84/0x2970 [ 508.701666] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 508.706553] ? path_lookupat+0x780/0x780 [ 508.710618] ? trace_hardirqs_on+0x10/0x10 [ 508.714850] ? fsnotify+0x974/0x11b0 [ 508.718568] ? shmem_setattr+0x241/0xbf0 10:49:27 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) socket$nl_route(0x10, 0x3, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r3) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_SYNC_FILE(r1, 0xc01064c2, &(0x7f00000000c0)={0x0, 0x1, r2}) ioctl$DRM_IOCTL_SYNCOBJ_SIGNAL(r3, 0xc01064c5, &(0x7f0000000180)={&(0x7f0000000140)=[r4, 0x0, 0x0, 0x0, 0x0, 0x0], 0x6}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) ioctl$VHOST_SET_VRING_ERR(r2, 0x4008af22, &(0x7f0000000000)={0x1}) bpf$BPF_BTF_GET_NEXT_ID(0x17, &(0x7f0000000040)={0x2, 0x0}, 0x8) socket$netlink(0x10, 0x3, 0x6) bpf$BPF_BTF_GET_FD_BY_ID(0x13, &(0x7f0000000080)=r5, 0x4) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) 10:49:27 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) socket$nl_route(0x10, 0x3, 0x0) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r3) (async) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_SYNC_FILE(r1, 0xc01064c2, &(0x7f00000000c0)={0x0, 0x1, r2}) ioctl$DRM_IOCTL_SYNCOBJ_SIGNAL(r3, 0xc01064c5, &(0x7f0000000180)={&(0x7f0000000140)=[r4, 0x0, 0x0, 0x0, 0x0, 0x0], 0x6}) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) (async) ioctl$VHOST_SET_VRING_ERR(r2, 0x4008af22, &(0x7f0000000000)={0x1}) (async) bpf$BPF_BTF_GET_NEXT_ID(0x17, &(0x7f0000000040)={0x2, 0x0}, 0x8) socket$netlink(0x10, 0x3, 0x6) (async) bpf$BPF_BTF_GET_FD_BY_ID(0x13, &(0x7f0000000080)=r5, 0x4) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) [ 508.722636] do_filp_open+0x179/0x3c0 [ 508.726437] ? may_open_dev+0xe0/0xe0 [ 508.730260] ? __alloc_fd+0x1be/0x490 [ 508.734063] ? lock_downgrade+0x740/0x740 [ 508.738211] ? do_raw_spin_unlock+0x164/0x220 [ 508.742707] ? _raw_spin_unlock+0x29/0x40 [ 508.746847] ? __alloc_fd+0x1be/0x490 [ 508.750652] do_sys_open+0x296/0x410 [ 508.754368] ? filp_open+0x60/0x60 [ 508.757913] ? do_syscall_64+0x4c/0x640 [ 508.761886] ? SyS_open+0x30/0x30 [ 508.765366] do_syscall_64+0x1d5/0x640 [ 508.769258] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 508.774438] RIP: 0033:0x7fbee3831194 [ 508.778139] RSP: 002b:00007fbee21f2eb0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 508.785847] RAX: ffffffffffffffda RBX: 00007fbee38c7a20 RCX: 00007fbee3831194 [ 508.793114] RDX: 0000000000000002 RSI: 00007fbee21f2fe0 RDI: 00000000ffffff9c [ 508.800375] RBP: 00007fbee21f2fe0 R08: 0000000000000000 R09: 00007fbee21f31d0 [ 508.807626] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 [ 508.814896] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 [ 508.851811] print_req_error: I/O error, dev loop2, sector 2 [ 508.857607] Buffer I/O error on dev loop2, logical block 1, async page read [ 508.865069] print_req_error: I/O error, dev loop2, sector 4 [ 508.870985] Buffer I/O error on dev loop2, logical block 2, async page read [ 508.878120] print_req_error: I/O error, dev loop2, sector 6 [ 508.884178] Buffer I/O error on dev loop2, logical block 3, async page read 10:49:28 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) statx(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x2000, 0xfff, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0}) r2 = syz_mount_image$romfs(&(0x7f0000000140), &(0x7f0000000180)='./file0\x00', 0xd2b, 0x8, &(0x7f0000000700)=[{&(0x7f00000001c0)="93b4983176c3751974fc3e74b4e242e6a62f7eed5b92719edb627d899d2276c7cd9a7a1bdcc78b02fb2e80c5ac006276ebd8fb5608c911daa744424146ec80556c4640a7fabed8b29192af080661356f75bdc1", 0x53, 0x1f}, {&(0x7f0000000240)="5d01fa0a66211cffa240af7ebbce5b52eee20bceb3d8ff952a5b70a592039d1ab2bcd670a33015a86c353d80ea482934a374c4f61a52678fc1062490e95e1558202162d0ed", 0x45, 0x10001}, {&(0x7f00000002c0)="c01c52a237c2f1db07a190862a957706c2a81f9b3cc8170e4968615a81d733d40b21e0931516b47513fa9fceb0445a7d2cd94b6a3c3da696264fc8adb035248bf33f99db39965fc9a87e013d8caf795cdac3fce4b1db5c72f379a3963f0e70bd7ab452af5222c3544067b91e55e4a000341bbc087bd9d1bcaf7f489007a1f88faa8a47c04499f094298934674d86b9d149487ef7c6c05d1ee12c9be5e21809193833843d35bcc57d4b4e785df7062147342da1011b9da7109cc324c67794bcf20bb4dbaebc4807f6a5", 0xc9}, {&(0x7f00000003c0)="587ed3a7fa1eb364425969c15e075e4fd44033a4ba25fe118aeb01f45da49dec7719cb2bee4e3f5f38e1c5d6c26c000249fc5b7a8b902b879db8c018507069cbff8ecac9fabb3d3880edd93bc7b81c7f2dc4d5b05673346b4520ccf2baa8f41c7ece36c6d63f52099d6c591e16288dfcd286f148410283f7d3fb7735ca03e0c52bda6dee9c0d58ad66f8462fe02739d645a49fa16ba3655bddef7189743d31c4fa2647", 0xa3, 0xf8d}, {&(0x7f0000000480)="90cf75c1f7893ec869ef2fd1526fd40d8417ada87faaee1cc6bb952bbef897c6ef3eb616427ad6b44c56f7242739f9c68bbf8e7a9317dcc6e8105932e47fef216d1f954372a156e35e834d3f1ab18058e8329754883e79d0320fd4901fdf300a49e24175241d2bd409710a8c5f996132d339aea292168720250f91445231e6c0cc1036309c80202c615ec4fc21d1eff64bcc543047a7fe5685f1b147863ff870960b3ec41eed70d697ad933ccdab4949e059bbba99e081ac21f9a44914b1550973a5f11e512143fabcf192ba995e727daf0086a255f2a854192ee5bd4ffda9b5ce93c3fd17ce122fe07714fa3eed22dba6e7", 0xf2, 0x14}, {&(0x7f0000000580)="eccdbc387148bd484953a48d3c5daa8c8840f97809c04c0efc4e0d61c67b6f00157e99001f0a31100bed415be4857c8f63132cfb84473f4b187a13272cb210be4971c8bd780736493a43cd4269fe893c51c0ec02d5d4c16d54b1007b1d2fb41a33cd87abb8225178dc229c498212c1c6395dc5872db7c31b2b", 0x79, 0x3}, {&(0x7f0000000600)="27533727457b793cec71e127cf4c44e5a35bdfbcaf29ede2144463d19d9cbdd371fa8721e74883b33ed8090bf663465d7b96", 0x32, 0xffffffff}, {&(0x7f0000000640)="9643f2956bf54b11d695366da7513ea990fbcc853bd1200b2e3516a6b3ae109269371c4c3148fc51ca9c5e3435e9b002d09fb06d33e444b682750f15f925375ec28be2970cea1daf95e81728e994c36617a7cb9136dbede532ed882a2cf1b265c722da53139dfd9525ac539720e9d90bced4ffaa077ef3f7e8791136e90d12d637c7af4a8192d43dca0c722b656e79225e1eb2c89755751a27613947ec45680d346a14388073cf96fb1a67f566a337", 0xaf, 0xee}], 0x101100, &(0x7f00000007c0)={[{'^)-\',B\'$'}], [{@subj_type={'subj_type', 0x3d, '->-'}}, {@appraise_type}, {@hash}, {@hash}, {@fowner_eq={'fowner', 0x3d, r1}}]}) ioctl$FS_IOC_SET_ENCRYPTION_POLICY(r2, 0x800c6613, &(0x7f0000000840)=@v1={0x0, @aes256, 0x4e313ab6217bc409, @auto="c69556310bb655cc"}) 10:49:28 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) socket$nl_route(0x10, 0x3, 0x0) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r3) (async) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_SYNC_FILE(r1, 0xc01064c2, &(0x7f00000000c0)={0x0, 0x1, r2}) ioctl$DRM_IOCTL_SYNCOBJ_SIGNAL(r3, 0xc01064c5, &(0x7f0000000180)={&(0x7f0000000140)=[r4, 0x0, 0x0, 0x0, 0x0, 0x0], 0x6}) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) (async) ioctl$VHOST_SET_VRING_ERR(r2, 0x4008af22, &(0x7f0000000000)={0x1}) (async, rerun: 32) bpf$BPF_BTF_GET_NEXT_ID(0x17, &(0x7f0000000040)={0x2, 0x0}, 0x8) (rerun: 32) socket$netlink(0x10, 0x3, 0x6) (async) bpf$BPF_BTF_GET_FD_BY_ID(0x13, &(0x7f0000000080)=r5, 0x4) (async) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) 10:49:28 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 21) 10:49:28 executing program 2: socket$nl_generic(0x10, 0x3, 0x10) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r3) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r4) sendmsg$L2TP_CMD_TUNNEL_DELETE(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000140)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="040026bd7000ffdbdf2502000000050006000300000008000a000400000008001700", @ANYRES32=r4, @ANYBLOB="6e01e2e7fbd894098d1fe0072f88a18afecb2994f42efa10f472733bb32e3bc94281"], 0x2c}, 0x1, 0x0, 0x0, 0x4}, 0x40000) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, 0x0, 0x40000) socket$nl_generic(0x10, 0x3, 0x10) 10:49:28 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 9) 10:49:28 executing program 5: socket$nl_audit(0x10, 0x3, 0x9) socket$nl_audit(0x10, 0x3, 0x9) r0 = bpf$MAP_CREATE(0x0, &(0x7f00000016c0)=@bloom_filter={0x1e, 0x100, 0x7ff, 0xfffffff9, 0x160, 0x1, 0x200, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x5, 0x9}, 0x48) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = bpf$MAP_CREATE(0x0, &(0x7f00000019c0)=@bloom_filter={0x1e, 0x0, 0x9, 0x2, 0x40, 0xffffffffffffffff, 0x7fffffff, '\x00', 0x0, 0xffffffffffffffff, 0x5, 0x4, 0x1}, 0x48) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r3) openat$incfs(r3, &(0x7f0000001900)='.pending_reads\x00', 0x601000, 0x1) r4 = openat$incfs(0xffffffffffffff9c, &(0x7f0000001a40)='.pending_reads\x00', 0x34241, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000001ac0)={0x1c, 0x9, &(0x7f0000001840)=ANY=[@ANYBLOB="184000000100000000000000f2ffffff1855000006000000000000000000000018130000", @ANYRES32=r0, @ANYBLOB="000000000000000018230000", @ANYRES32=0x1, @ANYBLOB="00000000000000004f5285ff09000000"], &(0x7f00000018c0)='GPL\x00', 0x40, 0x0, &(0x7f0000001900), 0x40f00, 0xb, '\x00', 0x0, 0x11, 0xffffffffffffffff, 0x8, &(0x7f0000001940)={0x1, 0x1}, 0x8, 0x10, &(0x7f0000001980)={0x2, 0x0, 0x97, 0x800}, 0x10, 0xffffffffffffffff, r1, 0x0, &(0x7f0000001a80)=[r2, 0x1, 0x1, r4]}, 0x80) r5 = socket$nl_crypto(0x10, 0x3, 0x15) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(r5, 0x10e, 0x1, &(0x7f0000000000)=0x18, 0x4) r6 = syz_mount_image$romfs(&(0x7f00000000c0), &(0x7f0000000100)='.\x00', 0x1ff, 0x7, &(0x7f0000001600)=[{&(0x7f0000000140)="22b931910a89dc9a69e7154236ace8d30519299cd6539e6b0770d9dc756e0ce6d43878f72181d72d966e12bc487521c258629d43c33e988d8092f6a666fb96c1", 0x40, 0x9}, {&(0x7f0000000180)="eb7b8308b0a97264956c76b968a0a99d6325c8bc5414439e04e3803db7351d4ecc83813da70f3da3594746ecf7956b84e2ca0cd7bda19f95d8d51c825f08f92441acf418a66614d3a8e97ee18289a40ac2e2af641ad42a2d01ead44f347cc0d1efe4bdd038", 0x65, 0x200}, {&(0x7f0000000200)="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", 0x1000, 0x2}, {&(0x7f0000001200)="feee1cc975fe9c197b4f01732e0a6b2c1937b7bc8de615c44879f2280c7b97b999e56656f40b178a2e936184b6551136502bed43c4996ae15f99c414a0b726486030db37abc178bacb6e0acb9e1ed5b68c66a1959ac89fdecbeb228357552c4f099f59342508b089e0fcbe33f0a72907f7f47b0e7cd6d253287175c272f51d96620a2c75f40526eb0d886c1261ccb53ffad94fdbfe00eee6809e24df873312e125075c4ec1b1fc52bf2ce5424782e2fbc20691d3f0bb5cdf8bb8c4bcab673e47062b7fe8229e9e", 0xc7, 0xa96e}, {&(0x7f0000001300)="9b12125ed316920a023c40f56be81986b33aa599df6143d29a178a8da79c1c208f6b81a30dd3448c42b2eeb4db019175138b477662f124ec3d14cb7f28196451bcbea955a40a1db3194ee3eb3042f38c7946a3b0b9fb8738874abfb258d86feb039f3782a453f8953d5a94627bf526d5d30a3d9682ca5a021b7449b279cc1da6643a0adbbbad95933519daab358d6747fcc3341240c4253a735d9974a568a5cae1f150b9344d10bd8b997d2d06dfcd7c3cb7a86029778806d084d6e37ec8ef76eb3dde0ff6c26974c9375b391ce7463030", 0xd1, 0x7}, {&(0x7f0000001400)="0db1d21b7ac5c8b2902936d6767a10cb7496af79b1d59609092b8edc2ce0ef23c431d89bbbd7100b013b3443701ac7185b739683b4f758f9040c353fa6bf63ff8eed5743106e87ba4b3c99845a8e4101e1f53b4d8cbfbaeaf07849592f33ba4782036daf5767a175a571851e9cc7a26ed8591c25f808f1cd47d00bbc7e89048a75078aa7b2cb850daf76ab9a0036dcf1aa279e011255c8bf3f345b5cfc3e794050c5b82d011afb16d511cc1852dcbf6e346d1cb17977bb396fda39a6f537fd9706642445", 0xc4, 0x28}, {&(0x7f0000001500)="893d17627fd9312d3f4e0c20d6fc684363e1714142ee8f64560abbbf0051134289114c1a703cfd2bdff8cbad97fe56c9c131733f675530f0a94ee7c5ca1f428d949056486406ff6b846422e7b632e65f5676cfff643ed980a9ca111786026130555165e53626f6311de13d81f5405a2f7ea3342bbd3f4bc2aed0a7d4030d2425265e88df15206a243675e4080ded96d71aba274328771e484fc64bbee133a638baec7f042e6aabf75e92205ec70f235b7976df0876ffecfeeeda8ce0592edfd2109306c7b6fcf58fcc52384855108afb4308770835b545", 0xd7, 0x2}], 0x8000, &(0x7f0000001740)=ANY=[@ANYBLOB="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"]) r7 = openat$incfs(0xffffffffffffff9c, &(0x7f0000000040)='.pending_reads\x00', 0x14100, 0x40) bind$netlink(r7, &(0x7f0000000080)={0x10, 0x0, 0x25dfdbfd, 0x4}, 0xc) r8 = socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_genetlink_get_family_id$l2tp(&(0x7f0000001b80), r4) r10 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000001bc0), 0x105000, 0x0) r11 = openat$incfs(r6, &(0x7f0000001c00)='.log\x00', 0x280981, 0x6c) sendmsg$L2TP_CMD_TUNNEL_CREATE(r8, &(0x7f0000001cc0)={&(0x7f0000001b40)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000001c80)={&(0x7f0000001c40)={0x2c, r9, 0x10, 0x70bd25, 0x25dfdbfb, {}, [@L2TP_ATTR_FD={0x8, 0x17, @udp=r10}, @L2TP_ATTR_FD={0x8, 0x17, @udp6=r11}, @L2TP_ATTR_OFFSET={0x6, 0x3, 0x9}]}, 0x2c}, 0x1, 0x0, 0x0, 0x44}, 0x40) 10:49:28 executing program 2: socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) (rerun: 64) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r3) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r4) sendmsg$L2TP_CMD_TUNNEL_DELETE(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000140)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="040026bd7000ffdbdf2502000000050006000300000008000a000400000008001700", @ANYRES32=r4, @ANYBLOB="6e01e2e7fbd894098d1fe0072f88a18afecb2994f42efa10f472733bb32e3bc94281"], 0x2c}, 0x1, 0x0, 0x0, 0x4}, 0x40000) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, 0x0, 0x40000) socket$nl_generic(0x10, 0x3, 0x10) 10:49:28 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_LISTEN_ALL_NSID(r0, 0x10e, 0x8, &(0x7f0000000000)=0x6, 0x4) recvfrom$l2tp6(0xffffffffffffffff, &(0x7f0000000200)=""/222, 0xde, 0x2000, &(0x7f00000000c0)={0xa, 0x0, 0x0, @initdev}, 0x20) r1 = socket$nl_route(0x10, 0x3, 0x0) socket$netlink(0x10, 0x3, 0xb) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000340), 0xffffffffffffffff) socket$nl_route(0x10, 0x3, 0x0) ioctl$PERF_EVENT_IOC_QUERY_BPF(0xffffffffffffffff, 0xc008240a, &(0x7f0000000480)={0x8, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r3) sendmsg$NL80211_CMD_SET_PMKSA(r3, &(0x7f0000000440)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="10002bbd7000fddbdf25340000000c0099007c0000002b0000000a003400010101010101000008001f01090000000a00340001010101010100000600fd0005000000"], 0x48}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) socketpair(0xf, 0x801, 0xfffffffc, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$netlink(r4, 0x10e, 0x9, &(0x7f0000000140)=""/151, &(0x7f0000000080)=0x97) getsockopt$netlink(r1, 0x10e, 0x3, 0x0, &(0x7f0000000100)) [ 509.050118] FAULT_INJECTION: forcing a failure. [ 509.050118] name failslab, interval 1, probability 0, space 0, times 0 [ 509.050738] FAULT_INJECTION: forcing a failure. [ 509.050738] name failslab, interval 1, probability 0, space 0, times 0 [ 509.074418] CPU: 0 PID: 12477 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 509.082318] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 509.091666] Call Trace: [ 509.094255] dump_stack+0x1b2/0x281 10:49:28 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_LISTEN_ALL_NSID(r0, 0x10e, 0x8, &(0x7f0000000000)=0x6, 0x4) (async) recvfrom$l2tp6(0xffffffffffffffff, &(0x7f0000000200)=""/222, 0xde, 0x2000, &(0x7f00000000c0)={0xa, 0x0, 0x0, @initdev}, 0x20) (async) r1 = socket$nl_route(0x10, 0x3, 0x0) (async) socket$netlink(0x10, 0x3, 0xb) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000340), 0xffffffffffffffff) socket$nl_route(0x10, 0x3, 0x0) (async) ioctl$PERF_EVENT_IOC_QUERY_BPF(0xffffffffffffffff, 0xc008240a, &(0x7f0000000480)={0x8, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r3) sendmsg$NL80211_CMD_SET_PMKSA(r3, &(0x7f0000000440)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="10002bbd7000fddbdf25340000000c0099007c0000002b0000000a003400010101010101000008001f01090000000a00340001010101010100000600fd0005000000"], 0x48}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) (async) socketpair(0xf, 0x801, 0xfffffffc, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$netlink(r4, 0x10e, 0x9, &(0x7f0000000140)=""/151, &(0x7f0000000080)=0x97) (async) getsockopt$netlink(r1, 0x10e, 0x3, 0x0, &(0x7f0000000100)) [ 509.097882] should_fail.cold+0x10a/0x149 [ 509.102032] should_failslab+0xd6/0x130 [ 509.106024] kmem_cache_alloc_node+0x263/0x410 [ 509.110612] __alloc_skb+0x5c/0x510 [ 509.114247] kobject_uevent_env+0x882/0xf30 [ 509.118572] lo_ioctl+0x11a6/0x1cd0 [ 509.122197] ? loop_set_status64+0xe0/0xe0 [ 509.126440] blkdev_ioctl+0x540/0x1830 [ 509.130332] ? blkpg_ioctl+0x8d0/0x8d0 [ 509.134209] ? trace_hardirqs_on+0x10/0x10 [ 509.138436] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 509.143631] ? debug_check_no_obj_freed+0x2c0/0x680 [ 509.148652] block_ioctl+0xd9/0x120 [ 509.152279] ? blkdev_fallocate+0x3a0/0x3a0 [ 509.156601] do_vfs_ioctl+0x75a/0xff0 [ 509.160407] ? lock_acquire+0x170/0x3f0 [ 509.164375] ? ioctl_preallocate+0x1a0/0x1a0 [ 509.168783] ? __fget+0x265/0x3e0 [ 509.172236] ? do_vfs_ioctl+0xff0/0xff0 [ 509.176212] ? security_file_ioctl+0x83/0xb0 [ 509.180615] SyS_ioctl+0x7f/0xb0 [ 509.183982] ? do_vfs_ioctl+0xff0/0xff0 [ 509.187957] do_syscall_64+0x1d5/0x640 [ 509.191930] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 509.197108] RIP: 0033:0x7fecb8f3c037 10:49:28 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_LISTEN_ALL_NSID(r0, 0x10e, 0x8, &(0x7f0000000000)=0x6, 0x4) (async, rerun: 32) recvfrom$l2tp6(0xffffffffffffffff, &(0x7f0000000200)=""/222, 0xde, 0x2000, &(0x7f00000000c0)={0xa, 0x0, 0x0, @initdev}, 0x20) (async, rerun: 32) r1 = socket$nl_route(0x10, 0x3, 0x0) socket$netlink(0x10, 0x3, 0xb) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000340), 0xffffffffffffffff) socket$nl_route(0x10, 0x3, 0x0) (async) ioctl$PERF_EVENT_IOC_QUERY_BPF(0xffffffffffffffff, 0xc008240a, &(0x7f0000000480)={0x8, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r3) sendmsg$NL80211_CMD_SET_PMKSA(r3, &(0x7f0000000440)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="10002bbd7000fddbdf25340000000c0099007c0000002b0000000a003400010101010101000008001f01090000000a00340001010101010100000600fd0005000000"], 0x48}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) (async) socketpair(0xf, 0x801, 0xfffffffc, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$netlink(r4, 0x10e, 0x9, &(0x7f0000000140)=""/151, &(0x7f0000000080)=0x97) (async) getsockopt$netlink(r1, 0x10e, 0x3, 0x0, &(0x7f0000000100)) [ 509.200804] RSP: 002b:00007fecb78b0f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 509.208505] RAX: ffffffffffffffda RBX: 00007fecb8f85a20 RCX: 00007fecb8f3c037 [ 509.215790] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 509.223053] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fecb78b11d0 [ 509.230330] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 509.237625] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 [ 509.245339] CPU: 1 PID: 12476 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 509.253236] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 509.260585] ISOFS: Unable to identify CD-ROM format. [ 509.262581] Call Trace: [ 509.262598] dump_stack+0x1b2/0x281 [ 509.262612] should_fail.cold+0x10a/0x149 [ 509.262626] should_failslab+0xd6/0x130 [ 509.262637] kmem_cache_alloc_trace+0x29a/0x3d0 [ 509.262649] ? loop_get_status64+0x100/0x100 [ 509.262664] __kthread_create_on_node+0xbe/0x3a0 [ 509.295839] ? kthread_park+0x130/0x130 [ 509.299834] ? loop_get_status64+0x100/0x100 [ 509.304249] kthread_create_on_node+0xa8/0xd0 [ 509.308746] ? __kthread_create_on_node+0x3a0/0x3a0 [ 509.313769] ? __lockdep_init_map+0x100/0x560 [ 509.318267] ? __lockdep_init_map+0x100/0x560 [ 509.322760] lo_ioctl+0xcd9/0x1cd0 [ 509.326367] ? loop_set_status64+0xe0/0xe0 [ 509.330601] blkdev_ioctl+0x540/0x1830 [ 509.334489] ? blkpg_ioctl+0x8d0/0x8d0 [ 509.338379] ? trace_hardirqs_on+0x10/0x10 [ 509.342612] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 509.347718] ? debug_check_no_obj_freed+0x2c0/0x680 [ 509.352737] block_ioctl+0xd9/0x120 [ 509.356369] ? blkdev_fallocate+0x3a0/0x3a0 [ 509.360689] do_vfs_ioctl+0x75a/0xff0 [ 509.364487] ? lock_acquire+0x170/0x3f0 [ 509.368460] ? ioctl_preallocate+0x1a0/0x1a0 [ 509.372866] ? __fget+0x265/0x3e0 [ 509.376318] ? do_vfs_ioctl+0xff0/0xff0 [ 509.380292] ? security_file_ioctl+0x83/0xb0 [ 509.384696] SyS_ioctl+0x7f/0xb0 [ 509.388065] ? do_vfs_ioctl+0xff0/0xff0 [ 509.392032] do_syscall_64+0x1d5/0x640 [ 509.395905] entry_SYSCALL_64_after_hwframe+0x46/0xbb 10:49:28 executing program 2: socket$nl_generic(0x10, 0x3, 0x10) (async) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r3) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r4) (async) sendmsg$L2TP_CMD_TUNNEL_DELETE(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000140)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="040026bd7000ffdbdf2502000000050006000300000008000a000400000008001700", @ANYRES32=r4, @ANYBLOB="6e01e2e7fbd894098d1fe0072f88a18afecb2994f42efa10f472733bb32e3bc94281"], 0x2c}, 0x1, 0x0, 0x0, 0x4}, 0x40000) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, 0x0, 0x40000) (async) socket$nl_generic(0x10, 0x3, 0x10) 10:49:28 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 10) [ 509.401166] RIP: 0033:0x7fbee387e037 [ 509.404855] RSP: 002b:00007fbee21f2f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 509.412625] RAX: ffffffffffffffda RBX: 00007fbee38c7a20 RCX: 00007fbee387e037 [ 509.419888] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 509.427146] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fbee21f31d0 [ 509.434395] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 509.441652] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 [ 509.486177] FAULT_INJECTION: forcing a failure. [ 509.486177] name failslab, interval 1, probability 0, space 0, times 0 [ 509.502923] print_req_error: I/O error, dev loop5, sector 2 [ 509.508756] Buffer I/O error on dev loop5, logical block 1, async page read [ 509.524429] CPU: 0 PID: 12515 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 509.532320] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 509.541668] Call Trace: [ 509.544254] dump_stack+0x1b2/0x281 [ 509.547889] should_fail.cold+0x10a/0x149 [ 509.552038] should_failslab+0xd6/0x130 [ 509.556012] kmem_cache_alloc_trace+0x29a/0x3d0 [ 509.560764] ? loop_get_status64+0x100/0x100 [ 509.565172] __kthread_create_on_node+0xbe/0x3a0 [ 509.569922] ? kthread_park+0x130/0x130 [ 509.573911] ? loop_get_status64+0x100/0x100 [ 509.578316] kthread_create_on_node+0xa8/0xd0 [ 509.582983] ? __kthread_create_on_node+0x3a0/0x3a0 [ 509.587996] ? __lockdep_init_map+0x100/0x560 [ 509.592516] ? __lockdep_init_map+0x100/0x560 [ 509.597107] lo_ioctl+0xcd9/0x1cd0 [ 509.600650] ? loop_set_status64+0xe0/0xe0 [ 509.604881] blkdev_ioctl+0x540/0x1830 [ 509.608772] ? blkpg_ioctl+0x8d0/0x8d0 [ 509.612658] ? trace_hardirqs_on+0x10/0x10 [ 509.616981] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 509.622080] ? debug_check_no_obj_freed+0x2c0/0x680 [ 509.627097] block_ioctl+0xd9/0x120 [ 509.630716] ? blkdev_fallocate+0x3a0/0x3a0 10:49:28 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) (async) statx(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x2000, 0xfff, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0}) r2 = syz_mount_image$romfs(&(0x7f0000000140), &(0x7f0000000180)='./file0\x00', 0xd2b, 0x8, &(0x7f0000000700)=[{&(0x7f00000001c0)="93b4983176c3751974fc3e74b4e242e6a62f7eed5b92719edb627d899d2276c7cd9a7a1bdcc78b02fb2e80c5ac006276ebd8fb5608c911daa744424146ec80556c4640a7fabed8b29192af080661356f75bdc1", 0x53, 0x1f}, {&(0x7f0000000240)="5d01fa0a66211cffa240af7ebbce5b52eee20bceb3d8ff952a5b70a592039d1ab2bcd670a33015a86c353d80ea482934a374c4f61a52678fc1062490e95e1558202162d0ed", 0x45, 0x10001}, {&(0x7f00000002c0)="c01c52a237c2f1db07a190862a957706c2a81f9b3cc8170e4968615a81d733d40b21e0931516b47513fa9fceb0445a7d2cd94b6a3c3da696264fc8adb035248bf33f99db39965fc9a87e013d8caf795cdac3fce4b1db5c72f379a3963f0e70bd7ab452af5222c3544067b91e55e4a000341bbc087bd9d1bcaf7f489007a1f88faa8a47c04499f094298934674d86b9d149487ef7c6c05d1ee12c9be5e21809193833843d35bcc57d4b4e785df7062147342da1011b9da7109cc324c67794bcf20bb4dbaebc4807f6a5", 0xc9}, {&(0x7f00000003c0)="587ed3a7fa1eb364425969c15e075e4fd44033a4ba25fe118aeb01f45da49dec7719cb2bee4e3f5f38e1c5d6c26c000249fc5b7a8b902b879db8c018507069cbff8ecac9fabb3d3880edd93bc7b81c7f2dc4d5b05673346b4520ccf2baa8f41c7ece36c6d63f52099d6c591e16288dfcd286f148410283f7d3fb7735ca03e0c52bda6dee9c0d58ad66f8462fe02739d645a49fa16ba3655bddef7189743d31c4fa2647", 0xa3, 0xf8d}, {&(0x7f0000000480)="90cf75c1f7893ec869ef2fd1526fd40d8417ada87faaee1cc6bb952bbef897c6ef3eb616427ad6b44c56f7242739f9c68bbf8e7a9317dcc6e8105932e47fef216d1f954372a156e35e834d3f1ab18058e8329754883e79d0320fd4901fdf300a49e24175241d2bd409710a8c5f996132d339aea292168720250f91445231e6c0cc1036309c80202c615ec4fc21d1eff64bcc543047a7fe5685f1b147863ff870960b3ec41eed70d697ad933ccdab4949e059bbba99e081ac21f9a44914b1550973a5f11e512143fabcf192ba995e727daf0086a255f2a854192ee5bd4ffda9b5ce93c3fd17ce122fe07714fa3eed22dba6e7", 0xf2, 0x14}, {&(0x7f0000000580)="eccdbc387148bd484953a48d3c5daa8c8840f97809c04c0efc4e0d61c67b6f00157e99001f0a31100bed415be4857c8f63132cfb84473f4b187a13272cb210be4971c8bd780736493a43cd4269fe893c51c0ec02d5d4c16d54b1007b1d2fb41a33cd87abb8225178dc229c498212c1c6395dc5872db7c31b2b", 0x79, 0x3}, {&(0x7f0000000600)="27533727457b793cec71e127cf4c44e5a35bdfbcaf29ede2144463d19d9cbdd371fa8721e74883b33ed8090bf663465d7b96", 0x32, 0xffffffff}, {&(0x7f0000000640)="9643f2956bf54b11d695366da7513ea990fbcc853bd1200b2e3516a6b3ae109269371c4c3148fc51ca9c5e3435e9b002d09fb06d33e444b682750f15f925375ec28be2970cea1daf95e81728e994c36617a7cb9136dbede532ed882a2cf1b265c722da53139dfd9525ac539720e9d90bced4ffaa077ef3f7e8791136e90d12d637c7af4a8192d43dca0c722b656e79225e1eb2c89755751a27613947ec45680d346a14388073cf96fb1a67f566a337", 0xaf, 0xee}], 0x101100, &(0x7f00000007c0)={[{'^)-\',B\'$'}], [{@subj_type={'subj_type', 0x3d, '->-'}}, {@appraise_type}, {@hash}, {@hash}, {@fowner_eq={'fowner', 0x3d, r1}}]}) ioctl$FS_IOC_SET_ENCRYPTION_POLICY(r2, 0x800c6613, &(0x7f0000000840)=@v1={0x0, @aes256, 0x4e313ab6217bc409, @auto="c69556310bb655cc"}) 10:49:28 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x1, 0x0, &(0x7f0000000100)) ioctl$FS_IOC_ADD_ENCRYPTION_KEY(0xffffffffffffff9c, 0xc0506617, &(0x7f0000000000)={@id={0x2, 0x0, @b}, 0x10, 0x0, '\x00', @d}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) openat$incfs(r1, &(0x7f0000000080)='.log\x00', 0x1, 0x102) 10:49:28 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 22) 10:49:28 executing program 5: socket$nl_audit(0x10, 0x3, 0x9) socket$nl_audit(0x10, 0x3, 0x9) r0 = bpf$MAP_CREATE(0x0, &(0x7f00000016c0)=@bloom_filter={0x1e, 0x100, 0x7ff, 0xfffffff9, 0x160, 0x1, 0x200, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x5, 0x9}, 0x48) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = bpf$MAP_CREATE(0x0, &(0x7f00000019c0)=@bloom_filter={0x1e, 0x0, 0x9, 0x2, 0x40, 0xffffffffffffffff, 0x7fffffff, '\x00', 0x0, 0xffffffffffffffff, 0x5, 0x4, 0x1}, 0x48) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r3) openat$incfs(r3, &(0x7f0000001900)='.pending_reads\x00', 0x601000, 0x1) r4 = openat$incfs(0xffffffffffffff9c, &(0x7f0000001a40)='.pending_reads\x00', 0x34241, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000001ac0)={0x1c, 0x9, &(0x7f0000001840)=ANY=[@ANYBLOB="184000000100000000000000f2ffffff1855000006000000000000000000000018130000", @ANYRES32=r0, @ANYBLOB="000000000000000018230000", @ANYRES32=0x1, @ANYBLOB="00000000000000004f5285ff09000000"], &(0x7f00000018c0)='GPL\x00', 0x40, 0x0, &(0x7f0000001900), 0x40f00, 0xb, '\x00', 0x0, 0x11, 0xffffffffffffffff, 0x8, &(0x7f0000001940)={0x1, 0x1}, 0x8, 0x10, &(0x7f0000001980)={0x2, 0x0, 0x97, 0x800}, 0x10, 0xffffffffffffffff, r1, 0x0, &(0x7f0000001a80)=[r2, 0x1, 0x1, r4]}, 0x80) r5 = socket$nl_crypto(0x10, 0x3, 0x15) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(r5, 0x10e, 0x1, &(0x7f0000000000)=0x18, 0x4) r6 = syz_mount_image$romfs(&(0x7f00000000c0), &(0x7f0000000100)='.\x00', 0x1ff, 0x7, &(0x7f0000001600)=[{&(0x7f0000000140)="22b931910a89dc9a69e7154236ace8d30519299cd6539e6b0770d9dc756e0ce6d43878f72181d72d966e12bc487521c258629d43c33e988d8092f6a666fb96c1", 0x40, 0x9}, {&(0x7f0000000180)="eb7b8308b0a97264956c76b968a0a99d6325c8bc5414439e04e3803db7351d4ecc83813da70f3da3594746ecf7956b84e2ca0cd7bda19f95d8d51c825f08f92441acf418a66614d3a8e97ee18289a40ac2e2af641ad42a2d01ead44f347cc0d1efe4bdd038", 0x65, 0x200}, {&(0x7f0000000200)="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", 0x1000, 0x2}, {&(0x7f0000001200)="feee1cc975fe9c197b4f01732e0a6b2c1937b7bc8de615c44879f2280c7b97b999e56656f40b178a2e936184b6551136502bed43c4996ae15f99c414a0b726486030db37abc178bacb6e0acb9e1ed5b68c66a1959ac89fdecbeb228357552c4f099f59342508b089e0fcbe33f0a72907f7f47b0e7cd6d253287175c272f51d96620a2c75f40526eb0d886c1261ccb53ffad94fdbfe00eee6809e24df873312e125075c4ec1b1fc52bf2ce5424782e2fbc20691d3f0bb5cdf8bb8c4bcab673e47062b7fe8229e9e", 0xc7, 0xa96e}, {&(0x7f0000001300)="9b12125ed316920a023c40f56be81986b33aa599df6143d29a178a8da79c1c208f6b81a30dd3448c42b2eeb4db019175138b477662f124ec3d14cb7f28196451bcbea955a40a1db3194ee3eb3042f38c7946a3b0b9fb8738874abfb258d86feb039f3782a453f8953d5a94627bf526d5d30a3d9682ca5a021b7449b279cc1da6643a0adbbbad95933519daab358d6747fcc3341240c4253a735d9974a568a5cae1f150b9344d10bd8b997d2d06dfcd7c3cb7a86029778806d084d6e37ec8ef76eb3dde0ff6c26974c9375b391ce7463030", 0xd1, 0x7}, {&(0x7f0000001400)="0db1d21b7ac5c8b2902936d6767a10cb7496af79b1d59609092b8edc2ce0ef23c431d89bbbd7100b013b3443701ac7185b739683b4f758f9040c353fa6bf63ff8eed5743106e87ba4b3c99845a8e4101e1f53b4d8cbfbaeaf07849592f33ba4782036daf5767a175a571851e9cc7a26ed8591c25f808f1cd47d00bbc7e89048a75078aa7b2cb850daf76ab9a0036dcf1aa279e011255c8bf3f345b5cfc3e794050c5b82d011afb16d511cc1852dcbf6e346d1cb17977bb396fda39a6f537fd9706642445", 0xc4, 0x28}, {&(0x7f0000001500)="893d17627fd9312d3f4e0c20d6fc684363e1714142ee8f64560abbbf0051134289114c1a703cfd2bdff8cbad97fe56c9c131733f675530f0a94ee7c5ca1f428d949056486406ff6b846422e7b632e65f5676cfff643ed980a9ca111786026130555165e53626f6311de13d81f5405a2f7ea3342bbd3f4bc2aed0a7d4030d2425265e88df15206a243675e4080ded96d71aba274328771e484fc64bbee133a638baec7f042e6aabf75e92205ec70f235b7976df0876ffecfeeeda8ce0592edfd2109306c7b6fcf58fcc52384855108afb4308770835b545", 0xd7, 0x2}], 0x8000, &(0x7f0000001740)=ANY=[@ANYBLOB="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"]) r7 = openat$incfs(0xffffffffffffff9c, &(0x7f0000000040)='.pending_reads\x00', 0x14100, 0x40) bind$netlink(r7, &(0x7f0000000080)={0x10, 0x0, 0x25dfdbfd, 0x4}, 0xc) r8 = socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_genetlink_get_family_id$l2tp(&(0x7f0000001b80), r4) r10 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000001bc0), 0x105000, 0x0) r11 = openat$incfs(r6, &(0x7f0000001c00)='.log\x00', 0x280981, 0x6c) sendmsg$L2TP_CMD_TUNNEL_CREATE(r8, &(0x7f0000001cc0)={&(0x7f0000001b40)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000001c80)={&(0x7f0000001c40)={0x2c, r9, 0x10, 0x70bd25, 0x25dfdbfb, {}, [@L2TP_ATTR_FD={0x8, 0x17, @udp=r10}, @L2TP_ATTR_FD={0x8, 0x17, @udp6=r11}, @L2TP_ATTR_OFFSET={0x6, 0x3, 0x9}]}, 0x2c}, 0x1, 0x0, 0x0, 0x44}, 0x40) 10:49:28 executing program 2: socketpair(0xf, 0x4, 0x8, &(0x7f00000005c0)={0xffffffffffffffff}) r1 = syz_mount_image$romfs(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0xa7c0, 0x5, &(0x7f0000000480)=[{&(0x7f00000000c0)="768cbbc5017f40cfbbde907f1d1bc8c006352c67669559379267263585792227e509ed27df49af00667b5f8b01e66b4c930924c79624dbc3b96b46edd7852488a41f83f300c91fce3e", 0x49, 0x8}, {&(0x7f0000000140)="827905443a5c648c4c528237240985f1774c1b9544fc4737bc5fd29226a07355df78affd735676ed02bee44689a12cc8f3f0acaf4d89ad484068912f88b85990bdcd3eb95676f528c98c0b3398d4c2b7778d53c17e28fdf1cfb50ac945930aa114c49cc1dc3b73089a1069db2ced614a9ef0173d83e817dc36449d0ca04a0de31f4596eda3048cae33c81789a4e1a153733d6b73b9416cce95c77b9bceeb1eb577a844c68dd7852b320d56b722341f8b1f2e452755f1afed5386252eb2df8787a6019eae180812d21d0c10a03e01847f869f96bd209ea1c965a3f6210a419c881c9a02a2a5a0959602949290905d06c978feddc284243c65", 0xf8, 0x1f}, {&(0x7f0000000240)="00d232690f8e51d736a195d0f482b59f2ac8e324a7774f4cb19bb91e27c25f92af24dd2e4d6a48694f39fa09f2149ad38edfd0f50b18110259e72dd01973e2f9ba9eed38963dbf10eda88eb59411eafaca5d4d5f6dbb8791f7110fdbfea02077ec1a36db5850e92ac9f931ebf3ac8b158cd71041d572e84f28ac77b2164e01040f852088592c81f9d697015a24aecb972739", 0x92, 0x5}, {&(0x7f0000000300)="81c037a7d4832c6f08ccfa268af508e25a03c85e83cac3b3be04c824cdbc6026b630d87f4b16631a9b13a0b9620920ebb7950877748c539aeaf3e39f6381cb7184256f947744929ad50a675252e89e38f91d45096e57aac048027876a83200f11f8c9ecb6f9677293bb70b335c084b60c130197bbf689caf098c8ef76b8fce2092153115ed0f4b76a660f54b8b3dd087de19c1eea3a1e48677b911040d961a49d0cb98860bd980e7669704988b2ff4", 0xaf, 0x9}, {&(0x7f00000003c0)="9e976b9dda22e138605c8d4fc4d3681a950a6d74cfa187bcd248d3e3794934e5849197c408af7bd8a088a5899c8c588b66026b8e3cd484984b5fea0d0df300534317f4f4bc356e120775c16268c689137d3e886565f39be4b9616f3c8df4cf7c973ba4fd5b8d784e88e6d79765cd0df18e6cd8785ac6a55f40c4fb37200c056cad61010ab35123a17ae5563054a1a8c2827073df81e186a3ef2ffe3a9bae1475199705d8407e21", 0xa7, 0x3}], 0x302020, &(0x7f0000000500)={[{}, {}, {}], [{@smackfsfloor={'smackfsfloor', 0x3d, '()}[*[*-'}}, {@context={'context', 0x3d, 'sysadm_u'}}, {@audit}, {@audit}]}) ioctl$FS_IOC_REMOVE_ENCRYPTION_KEY(r1, 0xc0406618, &(0x7f0000000540)={@desc={0x1, 0x0, @desc1}}) r2 = socket$vsock_stream(0x28, 0x1, 0x0) accept4$vsock_stream(r2, &(0x7f0000000580)={0x28, 0x0, 0x2711, @hyper}, 0x10, 0x800) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, 0x0, 0xeedded79fdf9d180) [ 509.635034] do_vfs_ioctl+0x75a/0xff0 [ 509.638832] ? lock_acquire+0x170/0x3f0 [ 509.642802] ? ioctl_preallocate+0x1a0/0x1a0 [ 509.647215] ? __fget+0x265/0x3e0 [ 509.650667] ? do_vfs_ioctl+0xff0/0xff0 [ 509.654643] ? security_file_ioctl+0x83/0xb0 [ 509.659050] SyS_ioctl+0x7f/0xb0 [ 509.662411] ? do_vfs_ioctl+0xff0/0xff0 [ 509.666380] do_syscall_64+0x1d5/0x640 [ 509.670270] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 509.675452] RIP: 0033:0x7fbee387e037 [ 509.679150] RSP: 002b:00007fbee21f2f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 509.686853] RAX: ffffffffffffffda RBX: 00007fbee38c7a20 RCX: 00007fbee387e037 [ 509.694116] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 509.701378] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fbee21f31d0 [ 509.707949] FAULT_INJECTION: forcing a failure. [ 509.707949] name failslab, interval 1, probability 0, space 0, times 0 [ 509.708649] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 509.727066] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 [ 509.734361] CPU: 1 PID: 12534 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 509.742235] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 509.751576] Call Trace: [ 509.754159] dump_stack+0x1b2/0x281 [ 509.757786] should_fail.cold+0x10a/0x149 [ 509.761968] should_failslab+0xd6/0x130 [ 509.765938] __kmalloc+0x2c1/0x400 [ 509.769488] ? kobject_get_path+0xb5/0x230 [ 509.773721] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 509.779171] kobject_get_path+0xb5/0x230 [ 509.783234] kobject_uevent_env+0x230/0xf30 [ 509.787556] ? internal_create_group+0x48f/0x710 [ 509.792317] lo_ioctl+0x11a6/0x1cd0 [ 509.795945] ? loop_set_status64+0xe0/0xe0 [ 509.800183] blkdev_ioctl+0x540/0x1830 [ 509.804067] ? blkpg_ioctl+0x8d0/0x8d0 [ 509.807949] ? trace_hardirqs_on+0x10/0x10 [ 509.812182] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 509.815359] FAULT_INJECTION: forcing a failure. [ 509.815359] name failslab, interval 1, probability 0, space 0, times 0 [ 509.817307] ? debug_check_no_obj_freed+0x2c0/0x680 [ 509.817328] block_ioctl+0xd9/0x120 [ 509.837099] ? blkdev_fallocate+0x3a0/0x3a0 [ 509.841408] do_vfs_ioctl+0x75a/0xff0 [ 509.845191] ? lock_acquire+0x170/0x3f0 [ 509.849156] ? ioctl_preallocate+0x1a0/0x1a0 [ 509.853546] ? __fget+0x265/0x3e0 [ 509.856983] ? do_vfs_ioctl+0xff0/0xff0 [ 509.860943] ? security_file_ioctl+0x83/0xb0 [ 509.865333] SyS_ioctl+0x7f/0xb0 [ 509.868681] ? do_vfs_ioctl+0xff0/0xff0 [ 509.872636] do_syscall_64+0x1d5/0x640 [ 509.876508] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 509.881691] RIP: 0033:0x7fecb8f3c037 [ 509.885402] RSP: 002b:00007fecb78b0f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 509.893093] RAX: ffffffffffffffda RBX: 00007fecb8f85a20 RCX: 00007fecb8f3c037 [ 509.900349] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 509.907606] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fecb78b11d0 [ 509.914864] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 509.922118] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 [ 509.929382] CPU: 0 PID: 12546 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 10:49:28 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 11) [ 509.937261] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 509.946617] Call Trace: [ 509.949197] dump_stack+0x1b2/0x281 [ 509.952911] should_fail.cold+0x10a/0x149 [ 509.957062] should_failslab+0xd6/0x130 [ 509.961045] kmem_cache_alloc+0x28e/0x3c0 [ 509.965194] __kernfs_new_node+0x6f/0x470 [ 509.969336] kernfs_create_dir_ns+0x8c/0x200 [ 509.973741] internal_create_group+0xe9/0x710 [ 509.978239] lo_ioctl+0x1137/0x1cd0 [ 509.981867] ? loop_set_status64+0xe0/0xe0 10:49:29 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) (async) statx(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x2000, 0xfff, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0}) r2 = syz_mount_image$romfs(&(0x7f0000000140), &(0x7f0000000180)='./file0\x00', 0xd2b, 0x8, &(0x7f0000000700)=[{&(0x7f00000001c0)="93b4983176c3751974fc3e74b4e242e6a62f7eed5b92719edb627d899d2276c7cd9a7a1bdcc78b02fb2e80c5ac006276ebd8fb5608c911daa744424146ec80556c4640a7fabed8b29192af080661356f75bdc1", 0x53, 0x1f}, {&(0x7f0000000240)="5d01fa0a66211cffa240af7ebbce5b52eee20bceb3d8ff952a5b70a592039d1ab2bcd670a33015a86c353d80ea482934a374c4f61a52678fc1062490e95e1558202162d0ed", 0x45, 0x10001}, {&(0x7f00000002c0)="c01c52a237c2f1db07a190862a957706c2a81f9b3cc8170e4968615a81d733d40b21e0931516b47513fa9fceb0445a7d2cd94b6a3c3da696264fc8adb035248bf33f99db39965fc9a87e013d8caf795cdac3fce4b1db5c72f379a3963f0e70bd7ab452af5222c3544067b91e55e4a000341bbc087bd9d1bcaf7f489007a1f88faa8a47c04499f094298934674d86b9d149487ef7c6c05d1ee12c9be5e21809193833843d35bcc57d4b4e785df7062147342da1011b9da7109cc324c67794bcf20bb4dbaebc4807f6a5", 0xc9}, {&(0x7f00000003c0)="587ed3a7fa1eb364425969c15e075e4fd44033a4ba25fe118aeb01f45da49dec7719cb2bee4e3f5f38e1c5d6c26c000249fc5b7a8b902b879db8c018507069cbff8ecac9fabb3d3880edd93bc7b81c7f2dc4d5b05673346b4520ccf2baa8f41c7ece36c6d63f52099d6c591e16288dfcd286f148410283f7d3fb7735ca03e0c52bda6dee9c0d58ad66f8462fe02739d645a49fa16ba3655bddef7189743d31c4fa2647", 0xa3, 0xf8d}, {&(0x7f0000000480)="90cf75c1f7893ec869ef2fd1526fd40d8417ada87faaee1cc6bb952bbef897c6ef3eb616427ad6b44c56f7242739f9c68bbf8e7a9317dcc6e8105932e47fef216d1f954372a156e35e834d3f1ab18058e8329754883e79d0320fd4901fdf300a49e24175241d2bd409710a8c5f996132d339aea292168720250f91445231e6c0cc1036309c80202c615ec4fc21d1eff64bcc543047a7fe5685f1b147863ff870960b3ec41eed70d697ad933ccdab4949e059bbba99e081ac21f9a44914b1550973a5f11e512143fabcf192ba995e727daf0086a255f2a854192ee5bd4ffda9b5ce93c3fd17ce122fe07714fa3eed22dba6e7", 0xf2, 0x14}, {&(0x7f0000000580)="eccdbc387148bd484953a48d3c5daa8c8840f97809c04c0efc4e0d61c67b6f00157e99001f0a31100bed415be4857c8f63132cfb84473f4b187a13272cb210be4971c8bd780736493a43cd4269fe893c51c0ec02d5d4c16d54b1007b1d2fb41a33cd87abb8225178dc229c498212c1c6395dc5872db7c31b2b", 0x79, 0x3}, {&(0x7f0000000600)="27533727457b793cec71e127cf4c44e5a35bdfbcaf29ede2144463d19d9cbdd371fa8721e74883b33ed8090bf663465d7b96", 0x32, 0xffffffff}, {&(0x7f0000000640)="9643f2956bf54b11d695366da7513ea990fbcc853bd1200b2e3516a6b3ae109269371c4c3148fc51ca9c5e3435e9b002d09fb06d33e444b682750f15f925375ec28be2970cea1daf95e81728e994c36617a7cb9136dbede532ed882a2cf1b265c722da53139dfd9525ac539720e9d90bced4ffaa077ef3f7e8791136e90d12d637c7af4a8192d43dca0c722b656e79225e1eb2c89755751a27613947ec45680d346a14388073cf96fb1a67f566a337", 0xaf, 0xee}], 0x101100, &(0x7f00000007c0)={[{'^)-\',B\'$'}], [{@subj_type={'subj_type', 0x3d, '->-'}}, {@appraise_type}, {@hash}, {@hash}, {@fowner_eq={'fowner', 0x3d, r1}}]}) ioctl$FS_IOC_SET_ENCRYPTION_POLICY(r2, 0x800c6613, &(0x7f0000000840)=@v1={0x0, @aes256, 0x4e313ab6217bc409, @auto="c69556310bb655cc"}) 10:49:29 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x1, 0x0, &(0x7f0000000100)) (async) ioctl$FS_IOC_ADD_ENCRYPTION_KEY(0xffffffffffffff9c, 0xc0506617, &(0x7f0000000000)={@id={0x2, 0x0, @b}, 0x10, 0x0, '\x00', @d}) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) openat$incfs(r1, &(0x7f0000000080)='.log\x00', 0x1, 0x102) [ 509.986099] blkdev_ioctl+0x540/0x1830 [ 509.989984] ? blkpg_ioctl+0x8d0/0x8d0 [ 509.993872] ? trace_hardirqs_on+0x10/0x10 [ 509.998103] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 510.003204] ? debug_check_no_obj_freed+0x2c0/0x680 [ 510.008219] block_ioctl+0xd9/0x120 [ 510.011841] ? blkdev_fallocate+0x3a0/0x3a0 [ 510.016160] do_vfs_ioctl+0x75a/0xff0 [ 510.019959] ? lock_acquire+0x170/0x3f0 [ 510.023929] ? ioctl_preallocate+0x1a0/0x1a0 [ 510.025980] ISOFS: Unable to identify CD-ROM format. [ 510.028330] ? __fget+0x265/0x3e0 10:49:29 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0xffffffffffffffcd) r1 = socket$nl_route(0x10, 0x3, 0x0) connect$netlink(r1, &(0x7f0000000140)=@kern={0x10, 0x0, 0x0, 0x8}, 0xc) r2 = socket$nl_audit(0x10, 0x3, 0x9) setsockopt$netlink_NETLINK_NO_ENOBUFS(r2, 0x10e, 0x5, &(0x7f0000000040)=0xff, 0x4) sendmsg$L2TP_CMD_SESSION_DELETE(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000180)={0x80, 0x0, 0x8, 0x70bd2d, 0x25dfdbfe, {}, [@L2TP_ATTR_MRU={0x6, 0x1d, 0x7ba0}, @L2TP_ATTR_UDP_ZERO_CSUM6_TX={0x5, 0x21, 0x1}, @L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0x80000000}, @L2TP_ATTR_MTU={0x6, 0x1c, 0x8000}, @L2TP_ATTR_PEER_COOKIE={0xc, 0x10, 0x5}, @L2TP_ATTR_COOKIE={0xc, 0xf, 0x7}, @L2TP_ATTR_IP6_SADDR={0x14, 0x1f, @remote}, @L2TP_ATTR_IFNAME={0x14, 0x8, 'erspan0\x00'}, @L2TP_ATTR_VLAN_ID={0x6, 0xe, 0xffff}]}, 0x80}, 0x1, 0x0, 0x0, 0x4000}, 0x40811) [ 510.028344] ? do_vfs_ioctl+0xff0/0xff0 [ 510.028356] ? security_file_ioctl+0x83/0xb0 [ 510.028366] SyS_ioctl+0x7f/0xb0 [ 510.048588] ? do_vfs_ioctl+0xff0/0xff0 [ 510.052569] do_syscall_64+0x1d5/0x640 [ 510.056460] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 510.061644] RIP: 0033:0x7fbee387e037 [ 510.065344] RSP: 002b:00007fbee21f2f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 510.073053] RAX: ffffffffffffffda RBX: 00007fbee38c7a20 RCX: 00007fbee387e037 [ 510.080322] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 10:49:29 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x1, 0x0, &(0x7f0000000100)) (async) ioctl$FS_IOC_ADD_ENCRYPTION_KEY(0xffffffffffffff9c, 0xc0506617, &(0x7f0000000000)={@id={0x2, 0x0, @b}, 0x10, 0x0, '\x00', @d}) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) openat$incfs(r1, &(0x7f0000000080)='.log\x00', 0x1, 0x102) 10:49:29 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 23) 10:49:29 executing program 2: socketpair(0xf, 0x4, 0x8, &(0x7f00000005c0)={0xffffffffffffffff}) r1 = syz_mount_image$romfs(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0xa7c0, 0x5, &(0x7f0000000480)=[{&(0x7f00000000c0)="768cbbc5017f40cfbbde907f1d1bc8c006352c67669559379267263585792227e509ed27df49af00667b5f8b01e66b4c930924c79624dbc3b96b46edd7852488a41f83f300c91fce3e", 0x49, 0x8}, {&(0x7f0000000140)="827905443a5c648c4c528237240985f1774c1b9544fc4737bc5fd29226a07355df78affd735676ed02bee44689a12cc8f3f0acaf4d89ad484068912f88b85990bdcd3eb95676f528c98c0b3398d4c2b7778d53c17e28fdf1cfb50ac945930aa114c49cc1dc3b73089a1069db2ced614a9ef0173d83e817dc36449d0ca04a0de31f4596eda3048cae33c81789a4e1a153733d6b73b9416cce95c77b9bceeb1eb577a844c68dd7852b320d56b722341f8b1f2e452755f1afed5386252eb2df8787a6019eae180812d21d0c10a03e01847f869f96bd209ea1c965a3f6210a419c881c9a02a2a5a0959602949290905d06c978feddc284243c65", 0xf8, 0x1f}, {&(0x7f0000000240)="00d232690f8e51d736a195d0f482b59f2ac8e324a7774f4cb19bb91e27c25f92af24dd2e4d6a48694f39fa09f2149ad38edfd0f50b18110259e72dd01973e2f9ba9eed38963dbf10eda88eb59411eafaca5d4d5f6dbb8791f7110fdbfea02077ec1a36db5850e92ac9f931ebf3ac8b158cd71041d572e84f28ac77b2164e01040f852088592c81f9d697015a24aecb972739", 0x92, 0x5}, {&(0x7f0000000300)="81c037a7d4832c6f08ccfa268af508e25a03c85e83cac3b3be04c824cdbc6026b630d87f4b16631a9b13a0b9620920ebb7950877748c539aeaf3e39f6381cb7184256f947744929ad50a675252e89e38f91d45096e57aac048027876a83200f11f8c9ecb6f9677293bb70b335c084b60c130197bbf689caf098c8ef76b8fce2092153115ed0f4b76a660f54b8b3dd087de19c1eea3a1e48677b911040d961a49d0cb98860bd980e7669704988b2ff4", 0xaf, 0x9}, {&(0x7f00000003c0)="9e976b9dda22e138605c8d4fc4d3681a950a6d74cfa187bcd248d3e3794934e5849197c408af7bd8a088a5899c8c588b66026b8e3cd484984b5fea0d0df300534317f4f4bc356e120775c16268c689137d3e886565f39be4b9616f3c8df4cf7c973ba4fd5b8d784e88e6d79765cd0df18e6cd8785ac6a55f40c4fb37200c056cad61010ab35123a17ae5563054a1a8c2827073df81e186a3ef2ffe3a9bae1475199705d8407e21", 0xa7, 0x3}], 0x302020, &(0x7f0000000500)={[{}, {}, {}], [{@smackfsfloor={'smackfsfloor', 0x3d, '()}[*[*-'}}, {@context={'context', 0x3d, 'sysadm_u'}}, {@audit}, {@audit}]}) ioctl$FS_IOC_REMOVE_ENCRYPTION_KEY(r1, 0xc0406618, &(0x7f0000000540)={@desc={0x1, 0x0, @desc1}}) r2 = socket$vsock_stream(0x28, 0x1, 0x0) accept4$vsock_stream(r2, &(0x7f0000000580)={0x28, 0x0, 0x2711, @hyper}, 0x10, 0x800) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, 0x0, 0xeedded79fdf9d180) socketpair(0xf, 0x4, 0x8, &(0x7f00000005c0)) (async) syz_mount_image$romfs(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0xa7c0, 0x5, &(0x7f0000000480)=[{&(0x7f00000000c0)="768cbbc5017f40cfbbde907f1d1bc8c006352c67669559379267263585792227e509ed27df49af00667b5f8b01e66b4c930924c79624dbc3b96b46edd7852488a41f83f300c91fce3e", 0x49, 0x8}, {&(0x7f0000000140)="827905443a5c648c4c528237240985f1774c1b9544fc4737bc5fd29226a07355df78affd735676ed02bee44689a12cc8f3f0acaf4d89ad484068912f88b85990bdcd3eb95676f528c98c0b3398d4c2b7778d53c17e28fdf1cfb50ac945930aa114c49cc1dc3b73089a1069db2ced614a9ef0173d83e817dc36449d0ca04a0de31f4596eda3048cae33c81789a4e1a153733d6b73b9416cce95c77b9bceeb1eb577a844c68dd7852b320d56b722341f8b1f2e452755f1afed5386252eb2df8787a6019eae180812d21d0c10a03e01847f869f96bd209ea1c965a3f6210a419c881c9a02a2a5a0959602949290905d06c978feddc284243c65", 0xf8, 0x1f}, {&(0x7f0000000240)="00d232690f8e51d736a195d0f482b59f2ac8e324a7774f4cb19bb91e27c25f92af24dd2e4d6a48694f39fa09f2149ad38edfd0f50b18110259e72dd01973e2f9ba9eed38963dbf10eda88eb59411eafaca5d4d5f6dbb8791f7110fdbfea02077ec1a36db5850e92ac9f931ebf3ac8b158cd71041d572e84f28ac77b2164e01040f852088592c81f9d697015a24aecb972739", 0x92, 0x5}, {&(0x7f0000000300)="81c037a7d4832c6f08ccfa268af508e25a03c85e83cac3b3be04c824cdbc6026b630d87f4b16631a9b13a0b9620920ebb7950877748c539aeaf3e39f6381cb7184256f947744929ad50a675252e89e38f91d45096e57aac048027876a83200f11f8c9ecb6f9677293bb70b335c084b60c130197bbf689caf098c8ef76b8fce2092153115ed0f4b76a660f54b8b3dd087de19c1eea3a1e48677b911040d961a49d0cb98860bd980e7669704988b2ff4", 0xaf, 0x9}, {&(0x7f00000003c0)="9e976b9dda22e138605c8d4fc4d3681a950a6d74cfa187bcd248d3e3794934e5849197c408af7bd8a088a5899c8c588b66026b8e3cd484984b5fea0d0df300534317f4f4bc356e120775c16268c689137d3e886565f39be4b9616f3c8df4cf7c973ba4fd5b8d784e88e6d79765cd0df18e6cd8785ac6a55f40c4fb37200c056cad61010ab35123a17ae5563054a1a8c2827073df81e186a3ef2ffe3a9bae1475199705d8407e21", 0xa7, 0x3}], 0x302020, &(0x7f0000000500)={[{}, {}, {}], [{@smackfsfloor={'smackfsfloor', 0x3d, '()}[*[*-'}}, {@context={'context', 0x3d, 'sysadm_u'}}, {@audit}, {@audit}]}) (async) ioctl$FS_IOC_REMOVE_ENCRYPTION_KEY(r1, 0xc0406618, &(0x7f0000000540)={@desc={0x1, 0x0, @desc1}}) (async) socket$vsock_stream(0x28, 0x1, 0x0) (async) accept4$vsock_stream(r2, &(0x7f0000000580)={0x28, 0x0, 0x2711, @hyper}, 0x10, 0x800) (async) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, 0x0, 0xeedded79fdf9d180) (async) 10:49:29 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0xffffffffffffffcd) r1 = socket$nl_route(0x10, 0x3, 0x0) connect$netlink(r1, &(0x7f0000000140)=@kern={0x10, 0x0, 0x0, 0x8}, 0xc) r2 = socket$nl_audit(0x10, 0x3, 0x9) setsockopt$netlink_NETLINK_NO_ENOBUFS(r2, 0x10e, 0x5, &(0x7f0000000040)=0xff, 0x4) sendmsg$L2TP_CMD_SESSION_DELETE(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000180)={0x80, 0x0, 0x8, 0x70bd2d, 0x25dfdbfe, {}, [@L2TP_ATTR_MRU={0x6, 0x1d, 0x7ba0}, @L2TP_ATTR_UDP_ZERO_CSUM6_TX={0x5, 0x21, 0x1}, @L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0x80000000}, @L2TP_ATTR_MTU={0x6, 0x1c, 0x8000}, @L2TP_ATTR_PEER_COOKIE={0xc, 0x10, 0x5}, @L2TP_ATTR_COOKIE={0xc, 0xf, 0x7}, @L2TP_ATTR_IP6_SADDR={0x14, 0x1f, @remote}, @L2TP_ATTR_IFNAME={0x14, 0x8, 'erspan0\x00'}, @L2TP_ATTR_VLAN_ID={0x6, 0xe, 0xffff}]}, 0x80}, 0x1, 0x0, 0x0, 0x4000}, 0x40811) socket$l2tp6(0xa, 0x2, 0x73) (async) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0xffffffffffffffcd) (async) socket$nl_route(0x10, 0x3, 0x0) (async) connect$netlink(r1, &(0x7f0000000140)=@kern={0x10, 0x0, 0x0, 0x8}, 0xc) (async) socket$nl_audit(0x10, 0x3, 0x9) (async) setsockopt$netlink_NETLINK_NO_ENOBUFS(r2, 0x10e, 0x5, &(0x7f0000000040)=0xff, 0x4) (async) sendmsg$L2TP_CMD_SESSION_DELETE(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000180)={0x80, 0x0, 0x8, 0x70bd2d, 0x25dfdbfe, {}, [@L2TP_ATTR_MRU={0x6, 0x1d, 0x7ba0}, @L2TP_ATTR_UDP_ZERO_CSUM6_TX={0x5, 0x21, 0x1}, @L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0x80000000}, @L2TP_ATTR_MTU={0x6, 0x1c, 0x8000}, @L2TP_ATTR_PEER_COOKIE={0xc, 0x10, 0x5}, @L2TP_ATTR_COOKIE={0xc, 0xf, 0x7}, @L2TP_ATTR_IP6_SADDR={0x14, 0x1f, @remote}, @L2TP_ATTR_IFNAME={0x14, 0x8, 'erspan0\x00'}, @L2TP_ATTR_VLAN_ID={0x6, 0xe, 0xffff}]}, 0x80}, 0x1, 0x0, 0x0, 0x4000}, 0x40811) (async) [ 510.087594] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fbee21f31d0 [ 510.094859] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 510.102121] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 [ 510.123530] ISOFS: Unable to identify CD-ROM format. 10:49:29 executing program 5: socket$nl_audit(0x10, 0x3, 0x9) socket$nl_audit(0x10, 0x3, 0x9) r0 = bpf$MAP_CREATE(0x0, &(0x7f00000016c0)=@bloom_filter={0x1e, 0x100, 0x7ff, 0xfffffff9, 0x160, 0x1, 0x200, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x5, 0x9}, 0x48) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = bpf$MAP_CREATE(0x0, &(0x7f00000019c0)=@bloom_filter={0x1e, 0x0, 0x9, 0x2, 0x40, 0xffffffffffffffff, 0x7fffffff, '\x00', 0x0, 0xffffffffffffffff, 0x5, 0x4, 0x1}, 0x48) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r3) openat$incfs(r3, &(0x7f0000001900)='.pending_reads\x00', 0x601000, 0x1) r4 = openat$incfs(0xffffffffffffff9c, &(0x7f0000001a40)='.pending_reads\x00', 0x34241, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000001ac0)={0x1c, 0x9, &(0x7f0000001840)=ANY=[@ANYBLOB="184000000100000000000000f2ffffff1855000006000000000000000000000018130000", @ANYRES32=r0, @ANYBLOB="000000000000000018230000", @ANYRES32=0x1, @ANYBLOB="00000000000000004f5285ff09000000"], &(0x7f00000018c0)='GPL\x00', 0x40, 0x0, &(0x7f0000001900), 0x40f00, 0xb, '\x00', 0x0, 0x11, 0xffffffffffffffff, 0x8, &(0x7f0000001940)={0x1, 0x1}, 0x8, 0x10, &(0x7f0000001980)={0x2, 0x0, 0x97, 0x800}, 0x10, 0xffffffffffffffff, r1, 0x0, &(0x7f0000001a80)=[r2, 0x1, 0x1, r4]}, 0x80) r5 = socket$nl_crypto(0x10, 0x3, 0x15) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(r5, 0x10e, 0x1, &(0x7f0000000000)=0x18, 0x4) r6 = syz_mount_image$romfs(&(0x7f00000000c0), &(0x7f0000000100)='.\x00', 0x1ff, 0x7, &(0x7f0000001600)=[{&(0x7f0000000140)="22b931910a89dc9a69e7154236ace8d30519299cd6539e6b0770d9dc756e0ce6d43878f72181d72d966e12bc487521c258629d43c33e988d8092f6a666fb96c1", 0x40, 0x9}, {&(0x7f0000000180)="eb7b8308b0a97264956c76b968a0a99d6325c8bc5414439e04e3803db7351d4ecc83813da70f3da3594746ecf7956b84e2ca0cd7bda19f95d8d51c825f08f92441acf418a66614d3a8e97ee18289a40ac2e2af641ad42a2d01ead44f347cc0d1efe4bdd038", 0x65, 0x200}, {&(0x7f0000000200)="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", 0x1000, 0x2}, {&(0x7f0000001200)="feee1cc975fe9c197b4f01732e0a6b2c1937b7bc8de615c44879f2280c7b97b999e56656f40b178a2e936184b6551136502bed43c4996ae15f99c414a0b726486030db37abc178bacb6e0acb9e1ed5b68c66a1959ac89fdecbeb228357552c4f099f59342508b089e0fcbe33f0a72907f7f47b0e7cd6d253287175c272f51d96620a2c75f40526eb0d886c1261ccb53ffad94fdbfe00eee6809e24df873312e125075c4ec1b1fc52bf2ce5424782e2fbc20691d3f0bb5cdf8bb8c4bcab673e47062b7fe8229e9e", 0xc7, 0xa96e}, {&(0x7f0000001300)="9b12125ed316920a023c40f56be81986b33aa599df6143d29a178a8da79c1c208f6b81a30dd3448c42b2eeb4db019175138b477662f124ec3d14cb7f28196451bcbea955a40a1db3194ee3eb3042f38c7946a3b0b9fb8738874abfb258d86feb039f3782a453f8953d5a94627bf526d5d30a3d9682ca5a021b7449b279cc1da6643a0adbbbad95933519daab358d6747fcc3341240c4253a735d9974a568a5cae1f150b9344d10bd8b997d2d06dfcd7c3cb7a86029778806d084d6e37ec8ef76eb3dde0ff6c26974c9375b391ce7463030", 0xd1, 0x7}, {&(0x7f0000001400)="0db1d21b7ac5c8b2902936d6767a10cb7496af79b1d59609092b8edc2ce0ef23c431d89bbbd7100b013b3443701ac7185b739683b4f758f9040c353fa6bf63ff8eed5743106e87ba4b3c99845a8e4101e1f53b4d8cbfbaeaf07849592f33ba4782036daf5767a175a571851e9cc7a26ed8591c25f808f1cd47d00bbc7e89048a75078aa7b2cb850daf76ab9a0036dcf1aa279e011255c8bf3f345b5cfc3e794050c5b82d011afb16d511cc1852dcbf6e346d1cb17977bb396fda39a6f537fd9706642445", 0xc4, 0x28}, {&(0x7f0000001500)="893d17627fd9312d3f4e0c20d6fc684363e1714142ee8f64560abbbf0051134289114c1a703cfd2bdff8cbad97fe56c9c131733f675530f0a94ee7c5ca1f428d949056486406ff6b846422e7b632e65f5676cfff643ed980a9ca111786026130555165e53626f6311de13d81f5405a2f7ea3342bbd3f4bc2aed0a7d4030d2425265e88df15206a243675e4080ded96d71aba274328771e484fc64bbee133a638baec7f042e6aabf75e92205ec70f235b7976df0876ffecfeeeda8ce0592edfd2109306c7b6fcf58fcc52384855108afb4308770835b545", 0xd7, 0x2}], 0x8000, &(0x7f0000001740)=ANY=[@ANYBLOB="2e70656e64696e675f7265616473002c2c2c66756e633d4b455845435f494e495452414d46535f434845434b2c61707072616973655f74797065db3e65a73a63455fc13d696d617369672c646f6e745f61707072616973652c736d61636b6673726f6f743d252c6d61736b3d5e4d41595f524541442c6d61736b3d4d41595f524541442c00310a9d2a51ab5758a1bc3cf91ecbd6a56a848b2cdec5fd97d3dd9c8b2cc16423b5c949865d06b873b9045f55678d19138bbe57f04aabf9dd5f06b3ce04b3e1d9ac67104e4613376f6734701302687c9244b84e2606c9c0e62cd8b85b21e9bb17a4bf2194cd7a5f04371d98f26d6b87f65c3308de01fe"]) r7 = openat$incfs(0xffffffffffffff9c, &(0x7f0000000040)='.pending_reads\x00', 0x14100, 0x40) bind$netlink(r7, &(0x7f0000000080)={0x10, 0x0, 0x25dfdbfd, 0x4}, 0xc) r8 = socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_genetlink_get_family_id$l2tp(&(0x7f0000001b80), r4) r10 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000001bc0), 0x105000, 0x0) r11 = openat$incfs(r6, &(0x7f0000001c00)='.log\x00', 0x280981, 0x6c) sendmsg$L2TP_CMD_TUNNEL_CREATE(r8, &(0x7f0000001cc0)={&(0x7f0000001b40)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000001c80)={&(0x7f0000001c40)={0x2c, r9, 0x10, 0x70bd25, 0x25dfdbfb, {}, [@L2TP_ATTR_FD={0x8, 0x17, @udp=r10}, @L2TP_ATTR_FD={0x8, 0x17, @udp6=r11}, @L2TP_ATTR_OFFSET={0x6, 0x3, 0x9}]}, 0x2c}, 0x1, 0x0, 0x0, 0x44}, 0x40) 10:49:29 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 12) [ 510.240477] FAULT_INJECTION: forcing a failure. [ 510.240477] name failslab, interval 1, probability 0, space 0, times 0 [ 510.240861] FAULT_INJECTION: forcing a failure. [ 510.240861] name failslab, interval 1, probability 0, space 0, times 0 [ 510.256875] CPU: 1 PID: 12583 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 510.270838] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 510.280182] Call Trace: [ 510.282758] dump_stack+0x1b2/0x281 [ 510.286378] should_fail.cold+0x10a/0x149 [ 510.290514] should_failslab+0xd6/0x130 [ 510.294472] kmem_cache_alloc_node+0x263/0x410 [ 510.299037] __alloc_skb+0x5c/0x510 [ 510.302651] kobject_uevent_env+0x882/0xf30 [ 510.306969] lo_ioctl+0x11a6/0x1cd0 [ 510.310580] ? loop_set_status64+0xe0/0xe0 [ 510.314804] blkdev_ioctl+0x540/0x1830 [ 510.318679] ? blkpg_ioctl+0x8d0/0x8d0 [ 510.322559] ? trace_hardirqs_on+0x10/0x10 [ 510.326796] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 510.331889] ? debug_check_no_obj_freed+0x2c0/0x680 [ 510.336893] block_ioctl+0xd9/0x120 [ 510.340504] ? blkdev_fallocate+0x3a0/0x3a0 [ 510.344809] do_vfs_ioctl+0x75a/0xff0 [ 510.348594] ? lock_acquire+0x170/0x3f0 [ 510.352548] ? ioctl_preallocate+0x1a0/0x1a0 [ 510.356941] ? __fget+0x265/0x3e0 [ 510.360375] ? do_vfs_ioctl+0xff0/0xff0 [ 510.364354] ? security_file_ioctl+0x83/0xb0 [ 510.368915] SyS_ioctl+0x7f/0xb0 [ 510.372265] ? do_vfs_ioctl+0xff0/0xff0 [ 510.376224] do_syscall_64+0x1d5/0x640 [ 510.380097] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 510.385265] RIP: 0033:0x7fecb8f3c037 10:49:29 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) write$FUSE_OPEN(0xffffffffffffffff, &(0x7f0000000040)={0x20, 0xfffffffffffffff5, 0x0, {0x0, 0xd86d7303d48b4180}}, 0x20) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) connect$netlink(0xffffffffffffffff, &(0x7f0000000000)=@unspec, 0xc) [ 510.388954] RSP: 002b:00007fecb78b0f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 510.396656] RAX: ffffffffffffffda RBX: 00007fecb8f85a20 RCX: 00007fecb8f3c037 [ 510.403904] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 510.411162] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fecb78b11d0 [ 510.418408] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 510.425659] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 [ 510.432930] CPU: 0 PID: 12587 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 510.441079] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 510.450421] Call Trace: [ 510.453009] dump_stack+0x1b2/0x281 [ 510.456635] should_fail.cold+0x10a/0x149 [ 510.460791] should_failslab+0xd6/0x130 [ 510.464765] kmem_cache_alloc+0x28e/0x3c0 [ 510.468911] __kernfs_new_node+0x6f/0x470 [ 510.473060] kernfs_new_node+0x7b/0xe0 [ 510.476943] __kernfs_create_file+0x3d/0x320 [ 510.481356] sysfs_add_file_mode_ns+0x1e1/0x450 [ 510.486029] ? kernfs_create_dir_ns+0x171/0x200 [ 510.490692] internal_create_group+0x22b/0x710 [ 510.495272] lo_ioctl+0x1137/0x1cd0 [ 510.498898] ? loop_set_status64+0xe0/0xe0 [ 510.503130] blkdev_ioctl+0x540/0x1830 [ 510.507020] ? blkpg_ioctl+0x8d0/0x8d0 [ 510.510903] ? trace_hardirqs_on+0x10/0x10 [ 510.515135] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 510.520228] ? debug_check_no_obj_freed+0x2c0/0x680 [ 510.525255] block_ioctl+0xd9/0x120 [ 510.528875] ? blkdev_fallocate+0x3a0/0x3a0 [ 510.533188] do_vfs_ioctl+0x75a/0xff0 [ 510.536980] ? lock_acquire+0x170/0x3f0 [ 510.540951] ? ioctl_preallocate+0x1a0/0x1a0 [ 510.545356] ? __fget+0x265/0x3e0 [ 510.548812] ? do_vfs_ioctl+0xff0/0xff0 [ 510.552786] ? security_file_ioctl+0x83/0xb0 [ 510.557217] SyS_ioctl+0x7f/0xb0 [ 510.560580] ? do_vfs_ioctl+0xff0/0xff0 [ 510.564555] do_syscall_64+0x1d5/0x640 [ 510.568443] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 510.573629] RIP: 0033:0x7fbee387e037 [ 510.577331] RSP: 002b:00007fbee21f2f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 510.585033] RAX: ffffffffffffffda RBX: 00007fbee38c7a20 RCX: 00007fbee387e037 10:49:29 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) write$FUSE_OPEN(0xffffffffffffffff, &(0x7f0000000040)={0x20, 0xfffffffffffffff5, 0x0, {0x0, 0xd86d7303d48b4180}}, 0x20) (async) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) connect$netlink(0xffffffffffffffff, &(0x7f0000000000)=@unspec, 0xc) 10:49:29 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0xffffffffffffffcd) (async) r1 = socket$nl_route(0x10, 0x3, 0x0) connect$netlink(r1, &(0x7f0000000140)=@kern={0x10, 0x0, 0x0, 0x8}, 0xc) (async) r2 = socket$nl_audit(0x10, 0x3, 0x9) setsockopt$netlink_NETLINK_NO_ENOBUFS(r2, 0x10e, 0x5, &(0x7f0000000040)=0xff, 0x4) (async, rerun: 64) sendmsg$L2TP_CMD_SESSION_DELETE(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000180)={0x80, 0x0, 0x8, 0x70bd2d, 0x25dfdbfe, {}, [@L2TP_ATTR_MRU={0x6, 0x1d, 0x7ba0}, @L2TP_ATTR_UDP_ZERO_CSUM6_TX={0x5, 0x21, 0x1}, @L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0x80000000}, @L2TP_ATTR_MTU={0x6, 0x1c, 0x8000}, @L2TP_ATTR_PEER_COOKIE={0xc, 0x10, 0x5}, @L2TP_ATTR_COOKIE={0xc, 0xf, 0x7}, @L2TP_ATTR_IP6_SADDR={0x14, 0x1f, @remote}, @L2TP_ATTR_IFNAME={0x14, 0x8, 'erspan0\x00'}, @L2TP_ATTR_VLAN_ID={0x6, 0xe, 0xffff}]}, 0x80}, 0x1, 0x0, 0x0, 0x4000}, 0x40811) (rerun: 64) 10:49:29 executing program 2: socketpair(0xf, 0x4, 0x8, &(0x7f00000005c0)={0xffffffffffffffff}) (async) r1 = syz_mount_image$romfs(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0xa7c0, 0x5, &(0x7f0000000480)=[{&(0x7f00000000c0)="768cbbc5017f40cfbbde907f1d1bc8c006352c67669559379267263585792227e509ed27df49af00667b5f8b01e66b4c930924c79624dbc3b96b46edd7852488a41f83f300c91fce3e", 0x49, 0x8}, {&(0x7f0000000140)="827905443a5c648c4c528237240985f1774c1b9544fc4737bc5fd29226a07355df78affd735676ed02bee44689a12cc8f3f0acaf4d89ad484068912f88b85990bdcd3eb95676f528c98c0b3398d4c2b7778d53c17e28fdf1cfb50ac945930aa114c49cc1dc3b73089a1069db2ced614a9ef0173d83e817dc36449d0ca04a0de31f4596eda3048cae33c81789a4e1a153733d6b73b9416cce95c77b9bceeb1eb577a844c68dd7852b320d56b722341f8b1f2e452755f1afed5386252eb2df8787a6019eae180812d21d0c10a03e01847f869f96bd209ea1c965a3f6210a419c881c9a02a2a5a0959602949290905d06c978feddc284243c65", 0xf8, 0x1f}, {&(0x7f0000000240)="00d232690f8e51d736a195d0f482b59f2ac8e324a7774f4cb19bb91e27c25f92af24dd2e4d6a48694f39fa09f2149ad38edfd0f50b18110259e72dd01973e2f9ba9eed38963dbf10eda88eb59411eafaca5d4d5f6dbb8791f7110fdbfea02077ec1a36db5850e92ac9f931ebf3ac8b158cd71041d572e84f28ac77b2164e01040f852088592c81f9d697015a24aecb972739", 0x92, 0x5}, {&(0x7f0000000300)="81c037a7d4832c6f08ccfa268af508e25a03c85e83cac3b3be04c824cdbc6026b630d87f4b16631a9b13a0b9620920ebb7950877748c539aeaf3e39f6381cb7184256f947744929ad50a675252e89e38f91d45096e57aac048027876a83200f11f8c9ecb6f9677293bb70b335c084b60c130197bbf689caf098c8ef76b8fce2092153115ed0f4b76a660f54b8b3dd087de19c1eea3a1e48677b911040d961a49d0cb98860bd980e7669704988b2ff4", 0xaf, 0x9}, {&(0x7f00000003c0)="9e976b9dda22e138605c8d4fc4d3681a950a6d74cfa187bcd248d3e3794934e5849197c408af7bd8a088a5899c8c588b66026b8e3cd484984b5fea0d0df300534317f4f4bc356e120775c16268c689137d3e886565f39be4b9616f3c8df4cf7c973ba4fd5b8d784e88e6d79765cd0df18e6cd8785ac6a55f40c4fb37200c056cad61010ab35123a17ae5563054a1a8c2827073df81e186a3ef2ffe3a9bae1475199705d8407e21", 0xa7, 0x3}], 0x302020, &(0x7f0000000500)={[{}, {}, {}], [{@smackfsfloor={'smackfsfloor', 0x3d, '()}[*[*-'}}, {@context={'context', 0x3d, 'sysadm_u'}}, {@audit}, {@audit}]}) ioctl$FS_IOC_REMOVE_ENCRYPTION_KEY(r1, 0xc0406618, &(0x7f0000000540)={@desc={0x1, 0x0, @desc1}}) r2 = socket$vsock_stream(0x28, 0x1, 0x0) accept4$vsock_stream(r2, &(0x7f0000000580)={0x28, 0x0, 0x2711, @hyper}, 0x10, 0x800) (async) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, 0x0, 0xeedded79fdf9d180) 10:49:29 executing program 5: socket$nl_audit(0x10, 0x3, 0x9) socket$nl_audit(0x10, 0x3, 0x9) r0 = bpf$MAP_CREATE(0x0, &(0x7f00000016c0)=@bloom_filter={0x1e, 0x100, 0x7ff, 0xfffffff9, 0x160, 0x1, 0x200, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x5, 0x9}, 0x48) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = bpf$MAP_CREATE(0x0, &(0x7f00000019c0)=@bloom_filter={0x1e, 0x0, 0x9, 0x2, 0x40, 0xffffffffffffffff, 0x7fffffff, '\x00', 0x0, 0xffffffffffffffff, 0x5, 0x4, 0x1}, 0x48) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r3) openat$incfs(r3, &(0x7f0000001900)='.pending_reads\x00', 0x601000, 0x1) r4 = openat$incfs(0xffffffffffffff9c, &(0x7f0000001a40)='.pending_reads\x00', 0x34241, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000001ac0)={0x1c, 0x9, &(0x7f0000001840)=ANY=[@ANYBLOB="184000000100000000000000f2ffffff1855000006000000000000000000000018130000", @ANYRES32=r0, @ANYBLOB="000000000000000018230000", @ANYRES32=0x1, @ANYBLOB="00000000000000004f5285ff09000000"], &(0x7f00000018c0)='GPL\x00', 0x40, 0x0, &(0x7f0000001900), 0x40f00, 0xb, '\x00', 0x0, 0x11, 0xffffffffffffffff, 0x8, &(0x7f0000001940)={0x1, 0x1}, 0x8, 0x10, &(0x7f0000001980)={0x2, 0x0, 0x97, 0x800}, 0x10, 0xffffffffffffffff, r1, 0x0, &(0x7f0000001a80)=[r2, 0x1, 0x1, r4]}, 0x80) r5 = socket$nl_crypto(0x10, 0x3, 0x15) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(r5, 0x10e, 0x1, &(0x7f0000000000)=0x18, 0x4) r6 = syz_mount_image$romfs(&(0x7f00000000c0), &(0x7f0000000100)='.\x00', 0x1ff, 0x7, &(0x7f0000001600)=[{&(0x7f0000000140)="22b931910a89dc9a69e7154236ace8d30519299cd6539e6b0770d9dc756e0ce6d43878f72181d72d966e12bc487521c258629d43c33e988d8092f6a666fb96c1", 0x40, 0x9}, {&(0x7f0000000180)="eb7b8308b0a97264956c76b968a0a99d6325c8bc5414439e04e3803db7351d4ecc83813da70f3da3594746ecf7956b84e2ca0cd7bda19f95d8d51c825f08f92441acf418a66614d3a8e97ee18289a40ac2e2af641ad42a2d01ead44f347cc0d1efe4bdd038", 0x65, 0x200}, {&(0x7f0000000200)="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", 0x1000, 0x2}, {&(0x7f0000001200)="feee1cc975fe9c197b4f01732e0a6b2c1937b7bc8de615c44879f2280c7b97b999e56656f40b178a2e936184b6551136502bed43c4996ae15f99c414a0b726486030db37abc178bacb6e0acb9e1ed5b68c66a1959ac89fdecbeb228357552c4f099f59342508b089e0fcbe33f0a72907f7f47b0e7cd6d253287175c272f51d96620a2c75f40526eb0d886c1261ccb53ffad94fdbfe00eee6809e24df873312e125075c4ec1b1fc52bf2ce5424782e2fbc20691d3f0bb5cdf8bb8c4bcab673e47062b7fe8229e9e", 0xc7, 0xa96e}, {&(0x7f0000001300)="9b12125ed316920a023c40f56be81986b33aa599df6143d29a178a8da79c1c208f6b81a30dd3448c42b2eeb4db019175138b477662f124ec3d14cb7f28196451bcbea955a40a1db3194ee3eb3042f38c7946a3b0b9fb8738874abfb258d86feb039f3782a453f8953d5a94627bf526d5d30a3d9682ca5a021b7449b279cc1da6643a0adbbbad95933519daab358d6747fcc3341240c4253a735d9974a568a5cae1f150b9344d10bd8b997d2d06dfcd7c3cb7a86029778806d084d6e37ec8ef76eb3dde0ff6c26974c9375b391ce7463030", 0xd1, 0x7}, {&(0x7f0000001400)="0db1d21b7ac5c8b2902936d6767a10cb7496af79b1d59609092b8edc2ce0ef23c431d89bbbd7100b013b3443701ac7185b739683b4f758f9040c353fa6bf63ff8eed5743106e87ba4b3c99845a8e4101e1f53b4d8cbfbaeaf07849592f33ba4782036daf5767a175a571851e9cc7a26ed8591c25f808f1cd47d00bbc7e89048a75078aa7b2cb850daf76ab9a0036dcf1aa279e011255c8bf3f345b5cfc3e794050c5b82d011afb16d511cc1852dcbf6e346d1cb17977bb396fda39a6f537fd9706642445", 0xc4, 0x28}, {&(0x7f0000001500)="893d17627fd9312d3f4e0c20d6fc684363e1714142ee8f64560abbbf0051134289114c1a703cfd2bdff8cbad97fe56c9c131733f675530f0a94ee7c5ca1f428d949056486406ff6b846422e7b632e65f5676cfff643ed980a9ca111786026130555165e53626f6311de13d81f5405a2f7ea3342bbd3f4bc2aed0a7d4030d2425265e88df15206a243675e4080ded96d71aba274328771e484fc64bbee133a638baec7f042e6aabf75e92205ec70f235b7976df0876ffecfeeeda8ce0592edfd2109306c7b6fcf58fcc52384855108afb4308770835b545", 0xd7, 0x2}], 0x8000, &(0x7f0000001740)=ANY=[@ANYBLOB="2e70656e64696e675f7265616473002c2c2c66756e633d4b455845435f494e495452414d46535f434845434b2c61707072616973655f74797065db3e65a73a63455fc13d696d617369672c646f6e745f61707072616973652c736d61636b6673726f6f743d252c6d61736b3d5e4d41595f524541442c6d61736b3d4d41595f524541442c00310a9d2a51ab5758a1bc3cf91ecbd6a56a848b2cdec5fd97d3dd9c8b2cc16423b5c949865d06b873b9045f55678d19138bbe57f04aabf9dd5f06b3ce04b3e1d9ac67104e4613376f6734701302687c9244b84e2606c9c0e62cd8b85b21e9bb17a4bf2194cd7a5f04371d98f26d6b87f65c3308de01fe"]) r7 = openat$incfs(0xffffffffffffff9c, &(0x7f0000000040)='.pending_reads\x00', 0x14100, 0x40) bind$netlink(r7, &(0x7f0000000080)={0x10, 0x0, 0x25dfdbfd, 0x4}, 0xc) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$l2tp(&(0x7f0000001b80), r4) openat$hwrng(0xffffffffffffff9c, &(0x7f0000001bc0), 0x105000, 0x0) openat$incfs(r6, &(0x7f0000001c00)='.log\x00', 0x280981, 0x6c) 10:49:29 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) sendmsg$L2TP_CMD_SESSION_DELETE(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x5c, 0x0, 0x100, 0x70bd29, 0x25dfdbfb, {}, [@L2TP_ATTR_DEBUG={0x8}, @L2TP_ATTR_DATA_SEQ={0x5, 0x4, 0xff}, @L2TP_ATTR_VLAN_ID={0x6, 0xe, 0x40}, @L2TP_ATTR_SEND_SEQ={0x5, 0x13, 0x4}, @L2TP_ATTR_L2SPEC_TYPE={0x5}, @L2TP_ATTR_PROTO_VERSION={0x5, 0x7, 0x2}, @L2TP_ATTR_UDP_SPORT={0x6, 0x1a, 0x4e21}, @L2TP_ATTR_DEBUG={0x8}, @L2TP_ATTR_UDP_DPORT={0x6, 0x1b, 0x4e24}]}, 0x5c}, 0x1, 0x0, 0x0, 0x811}, 0x40) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) [ 510.592293] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 510.595235] ISOFS: Unable to identify CD-ROM format. [ 510.599649] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fbee21f31d0 [ 510.599655] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 510.599660] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 10:49:29 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) write$FUSE_OPEN(0xffffffffffffffff, &(0x7f0000000040)={0x20, 0xfffffffffffffff5, 0x0, {0x0, 0xd86d7303d48b4180}}, 0x20) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) connect$netlink(0xffffffffffffffff, &(0x7f0000000000)=@unspec, 0xc) socket$nl_route(0x10, 0x3, 0x0) (async) write$FUSE_OPEN(0xffffffffffffffff, &(0x7f0000000040)={0x20, 0xfffffffffffffff5, 0x0, {0x0, 0xd86d7303d48b4180}}, 0x20) (async) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) connect$netlink(0xffffffffffffffff, &(0x7f0000000000)=@unspec, 0xc) (async) [ 510.764058] ISOFS: Unable to identify CD-ROM format. 10:49:29 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 24) 10:49:29 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) sendmsg$L2TP_CMD_SESSION_DELETE(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x5c, 0x0, 0x100, 0x70bd29, 0x25dfdbfb, {}, [@L2TP_ATTR_DEBUG={0x8}, @L2TP_ATTR_DATA_SEQ={0x5, 0x4, 0xff}, @L2TP_ATTR_VLAN_ID={0x6, 0xe, 0x40}, @L2TP_ATTR_SEND_SEQ={0x5, 0x13, 0x4}, @L2TP_ATTR_L2SPEC_TYPE={0x5}, @L2TP_ATTR_PROTO_VERSION={0x5, 0x7, 0x2}, @L2TP_ATTR_UDP_SPORT={0x6, 0x1a, 0x4e21}, @L2TP_ATTR_DEBUG={0x8}, @L2TP_ATTR_UDP_DPORT={0x6, 0x1b, 0x4e24}]}, 0x5c}, 0x1, 0x0, 0x0, 0x811}, 0x40) (async, rerun: 64) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) (rerun: 64) 10:49:29 executing program 2: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) sendmsg$NL80211_CMD_SET_PMKSA(r1, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x44, 0x0, 0x200, 0x70bd2a, 0x25dfdbfe, {{}, {@void, @val={0xc, 0x99, {0x3, 0x2e}}}}, [@NL80211_ATTR_SSID={0xe, 0x34, @random="5d468dfd2654d3d26ae5"}, @NL80211_ATTR_MAC={0xa}, @NL80211_ATTR_FILS_CACHE_ID={0x6, 0xfd, 0x1}]}, 0x44}, 0x1, 0x0, 0x0, 0x20040840}, 0x814) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x40082406, &(0x7f0000000000)='\x00') pipe(&(0x7f0000000080)) r2 = perf_event_open(&(0x7f0000000240)={0x3, 0x80, 0x7, 0x7f, 0x3f, 0x7, 0x0, 0x9, 0x44041, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x4, 0x2, @perf_config_ext={0x1, 0x474d}, 0x10900, 0x8000000000000000, 0x44817f46, 0x4, 0x4, 0x3, 0xec67, 0x0, 0x7, 0x0, 0x5ba}, 0xffffffffffffffff, 0x2, 0xffffffffffffffff, 0x8) ioctl$PERF_EVENT_IOC_QUERY_BPF(r2, 0xc008240a, &(0x7f00000002c0)={0x2, 0x0, [0x0, 0x0]}) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000040)) 10:49:29 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 13) 10:49:29 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r3) r5 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$L2TP_CMD_TUNNEL_MODIFY(r5, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYRESDEC=r1, @ANYRES8=r4, @ANYRES8=r3], 0x58}, 0x1, 0x0, 0x0, 0x240600b1}, 0x8884) getitimer(0x2, &(0x7f0000000180)) getsockopt$netlink(r0, 0x10e, 0x2, 0x0, &(0x7f0000000100)) openat$incfs(r1, &(0x7f0000000080)='.pending_reads\x00', 0x10000, 0x80) 10:49:29 executing program 5: socket$nl_audit(0x10, 0x3, 0x9) socket$nl_audit(0x10, 0x3, 0x9) r0 = bpf$MAP_CREATE(0x0, &(0x7f00000016c0)=@bloom_filter={0x1e, 0x100, 0x7ff, 0xfffffff9, 0x160, 0x1, 0x200, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x5, 0x9}, 0x48) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = bpf$MAP_CREATE(0x0, &(0x7f00000019c0)=@bloom_filter={0x1e, 0x0, 0x9, 0x2, 0x40, 0xffffffffffffffff, 0x7fffffff, '\x00', 0x0, 0xffffffffffffffff, 0x5, 0x4, 0x1}, 0x48) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r3) openat$incfs(r3, &(0x7f0000001900)='.pending_reads\x00', 0x601000, 0x1) r4 = openat$incfs(0xffffffffffffff9c, &(0x7f0000001a40)='.pending_reads\x00', 0x34241, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000001ac0)={0x1c, 0x9, &(0x7f0000001840)=ANY=[@ANYBLOB="184000000100000000000000f2ffffff1855000006000000000000000000000018130000", @ANYRES32=r0, @ANYBLOB="000000000000000018230000", @ANYRES32=0x1, @ANYBLOB="00000000000000004f5285ff09000000"], &(0x7f00000018c0)='GPL\x00', 0x40, 0x0, &(0x7f0000001900), 0x40f00, 0xb, '\x00', 0x0, 0x11, 0xffffffffffffffff, 0x8, &(0x7f0000001940)={0x1, 0x1}, 0x8, 0x10, &(0x7f0000001980)={0x2, 0x0, 0x97, 0x800}, 0x10, 0xffffffffffffffff, r1, 0x0, &(0x7f0000001a80)=[r2, 0x1, 0x1, r4]}, 0x80) r5 = socket$nl_crypto(0x10, 0x3, 0x15) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(r5, 0x10e, 0x1, &(0x7f0000000000)=0x18, 0x4) syz_mount_image$romfs(&(0x7f00000000c0), &(0x7f0000000100)='.\x00', 0x1ff, 0x7, &(0x7f0000001600)=[{&(0x7f0000000140)="22b931910a89dc9a69e7154236ace8d30519299cd6539e6b0770d9dc756e0ce6d43878f72181d72d966e12bc487521c258629d43c33e988d8092f6a666fb96c1", 0x40, 0x9}, {&(0x7f0000000180)="eb7b8308b0a97264956c76b968a0a99d6325c8bc5414439e04e3803db7351d4ecc83813da70f3da3594746ecf7956b84e2ca0cd7bda19f95d8d51c825f08f92441acf418a66614d3a8e97ee18289a40ac2e2af641ad42a2d01ead44f347cc0d1efe4bdd038", 0x65, 0x200}, {&(0x7f0000000200)="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", 0x1000, 0x2}, {&(0x7f0000001200)="feee1cc975fe9c197b4f01732e0a6b2c1937b7bc8de615c44879f2280c7b97b999e56656f40b178a2e936184b6551136502bed43c4996ae15f99c414a0b726486030db37abc178bacb6e0acb9e1ed5b68c66a1959ac89fdecbeb228357552c4f099f59342508b089e0fcbe33f0a72907f7f47b0e7cd6d253287175c272f51d96620a2c75f40526eb0d886c1261ccb53ffad94fdbfe00eee6809e24df873312e125075c4ec1b1fc52bf2ce5424782e2fbc20691d3f0bb5cdf8bb8c4bcab673e47062b7fe8229e9e", 0xc7, 0xa96e}, {&(0x7f0000001300)="9b12125ed316920a023c40f56be81986b33aa599df6143d29a178a8da79c1c208f6b81a30dd3448c42b2eeb4db019175138b477662f124ec3d14cb7f28196451bcbea955a40a1db3194ee3eb3042f38c7946a3b0b9fb8738874abfb258d86feb039f3782a453f8953d5a94627bf526d5d30a3d9682ca5a021b7449b279cc1da6643a0adbbbad95933519daab358d6747fcc3341240c4253a735d9974a568a5cae1f150b9344d10bd8b997d2d06dfcd7c3cb7a86029778806d084d6e37ec8ef76eb3dde0ff6c26974c9375b391ce7463030", 0xd1, 0x7}, {&(0x7f0000001400)="0db1d21b7ac5c8b2902936d6767a10cb7496af79b1d59609092b8edc2ce0ef23c431d89bbbd7100b013b3443701ac7185b739683b4f758f9040c353fa6bf63ff8eed5743106e87ba4b3c99845a8e4101e1f53b4d8cbfbaeaf07849592f33ba4782036daf5767a175a571851e9cc7a26ed8591c25f808f1cd47d00bbc7e89048a75078aa7b2cb850daf76ab9a0036dcf1aa279e011255c8bf3f345b5cfc3e794050c5b82d011afb16d511cc1852dcbf6e346d1cb17977bb396fda39a6f537fd9706642445", 0xc4, 0x28}, {&(0x7f0000001500)="893d17627fd9312d3f4e0c20d6fc684363e1714142ee8f64560abbbf0051134289114c1a703cfd2bdff8cbad97fe56c9c131733f675530f0a94ee7c5ca1f428d949056486406ff6b846422e7b632e65f5676cfff643ed980a9ca111786026130555165e53626f6311de13d81f5405a2f7ea3342bbd3f4bc2aed0a7d4030d2425265e88df15206a243675e4080ded96d71aba274328771e484fc64bbee133a638baec7f042e6aabf75e92205ec70f235b7976df0876ffecfeeeda8ce0592edfd2109306c7b6fcf58fcc52384855108afb4308770835b545", 0xd7, 0x2}], 0x8000, &(0x7f0000001740)=ANY=[@ANYBLOB="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"]) r6 = openat$incfs(0xffffffffffffff9c, &(0x7f0000000040)='.pending_reads\x00', 0x14100, 0x40) bind$netlink(r6, &(0x7f0000000080)={0x10, 0x0, 0x25dfdbfd, 0x4}, 0xc) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$l2tp(&(0x7f0000001b80), r4) openat$hwrng(0xffffffffffffff9c, &(0x7f0000001bc0), 0x105000, 0x0) 10:49:29 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r3) r5 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$L2TP_CMD_TUNNEL_MODIFY(r5, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYRESDEC=r1, @ANYRES8=r4, @ANYRES8=r3], 0x58}, 0x1, 0x0, 0x0, 0x240600b1}, 0x8884) getitimer(0x2, &(0x7f0000000180)) getsockopt$netlink(r0, 0x10e, 0x2, 0x0, &(0x7f0000000100)) openat$incfs(r1, &(0x7f0000000080)='.pending_reads\x00', 0x10000, 0x80) socket$nl_route(0x10, 0x3, 0x0) (async) pipe(&(0x7f0000000100)) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) (async) pipe(&(0x7f0000000100)) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r3) (async) socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$L2TP_CMD_TUNNEL_MODIFY(r5, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYRESDEC=r1, @ANYRES8=r4, @ANYRES8=r3], 0x58}, 0x1, 0x0, 0x0, 0x240600b1}, 0x8884) (async) getitimer(0x2, &(0x7f0000000180)) (async) getsockopt$netlink(r0, 0x10e, 0x2, 0x0, &(0x7f0000000100)) (async) openat$incfs(r1, &(0x7f0000000080)='.pending_reads\x00', 0x10000, 0x80) (async) 10:49:29 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) sendmsg$L2TP_CMD_SESSION_DELETE(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x5c, 0x0, 0x100, 0x70bd29, 0x25dfdbfb, {}, [@L2TP_ATTR_DEBUG={0x8}, @L2TP_ATTR_DATA_SEQ={0x5, 0x4, 0xff}, @L2TP_ATTR_VLAN_ID={0x6, 0xe, 0x40}, @L2TP_ATTR_SEND_SEQ={0x5, 0x13, 0x4}, @L2TP_ATTR_L2SPEC_TYPE={0x5}, @L2TP_ATTR_PROTO_VERSION={0x5, 0x7, 0x2}, @L2TP_ATTR_UDP_SPORT={0x6, 0x1a, 0x4e21}, @L2TP_ATTR_DEBUG={0x8}, @L2TP_ATTR_UDP_DPORT={0x6, 0x1b, 0x4e24}]}, 0x5c}, 0x1, 0x0, 0x0, 0x811}, 0x40) (async) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) [ 510.887914] FAULT_INJECTION: forcing a failure. [ 510.887914] name failslab, interval 1, probability 0, space 0, times 0 [ 510.911383] FAULT_INJECTION: forcing a failure. [ 510.911383] name failslab, interval 1, probability 0, space 0, times 0 [ 510.944679] CPU: 1 PID: 12664 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 510.952582] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 510.962019] Call Trace: [ 510.964607] dump_stack+0x1b2/0x281 [ 510.968245] should_fail.cold+0x10a/0x149 [ 510.972530] should_failslab+0xd6/0x130 [ 510.976505] kmem_cache_alloc+0x28e/0x3c0 [ 510.980654] __kernfs_new_node+0x6f/0x470 [ 510.984805] kernfs_new_node+0x7b/0xe0 [ 510.988693] __kernfs_create_file+0x3d/0x320 10:49:30 executing program 2: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) sendmsg$NL80211_CMD_SET_PMKSA(r1, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x44, 0x0, 0x200, 0x70bd2a, 0x25dfdbfe, {{}, {@void, @val={0xc, 0x99, {0x3, 0x2e}}}}, [@NL80211_ATTR_SSID={0xe, 0x34, @random="5d468dfd2654d3d26ae5"}, @NL80211_ATTR_MAC={0xa}, @NL80211_ATTR_FILS_CACHE_ID={0x6, 0xfd, 0x1}]}, 0x44}, 0x1, 0x0, 0x0, 0x20040840}, 0x814) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x40082406, &(0x7f0000000000)='\x00') pipe(&(0x7f0000000080)) r2 = perf_event_open(&(0x7f0000000240)={0x3, 0x80, 0x7, 0x7f, 0x3f, 0x7, 0x0, 0x9, 0x44041, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x4, 0x2, @perf_config_ext={0x1, 0x474d}, 0x10900, 0x8000000000000000, 0x44817f46, 0x4, 0x4, 0x3, 0xec67, 0x0, 0x7, 0x0, 0x5ba}, 0xffffffffffffffff, 0x2, 0xffffffffffffffff, 0x8) ioctl$PERF_EVENT_IOC_QUERY_BPF(r2, 0xc008240a, &(0x7f00000002c0)={0x2, 0x0, [0x0, 0x0]}) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000040)) pipe(&(0x7f0000000100)) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) sendmsg$NL80211_CMD_SET_PMKSA(r1, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x44, 0x0, 0x200, 0x70bd2a, 0x25dfdbfe, {{}, {@void, @val={0xc, 0x99, {0x3, 0x2e}}}}, [@NL80211_ATTR_SSID={0xe, 0x34, @random="5d468dfd2654d3d26ae5"}, @NL80211_ATTR_MAC={0xa}, @NL80211_ATTR_FILS_CACHE_ID={0x6, 0xfd, 0x1}]}, 0x44}, 0x1, 0x0, 0x0, 0x20040840}, 0x814) (async) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x40082406, &(0x7f0000000000)='\x00') (async) pipe(&(0x7f0000000080)) (async) perf_event_open(&(0x7f0000000240)={0x3, 0x80, 0x7, 0x7f, 0x3f, 0x7, 0x0, 0x9, 0x44041, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x4, 0x2, @perf_config_ext={0x1, 0x474d}, 0x10900, 0x8000000000000000, 0x44817f46, 0x4, 0x4, 0x3, 0xec67, 0x0, 0x7, 0x0, 0x5ba}, 0xffffffffffffffff, 0x2, 0xffffffffffffffff, 0x8) (async) ioctl$PERF_EVENT_IOC_QUERY_BPF(r2, 0xc008240a, &(0x7f00000002c0)={0x2, 0x0, [0x0, 0x0]}) (async) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000040)) (async) 10:49:30 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r3) (async) r5 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$L2TP_CMD_TUNNEL_MODIFY(r5, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYRESDEC=r1, @ANYRES8=r4, @ANYRES8=r3], 0x58}, 0x1, 0x0, 0x0, 0x240600b1}, 0x8884) (async) getitimer(0x2, &(0x7f0000000180)) getsockopt$netlink(r0, 0x10e, 0x2, 0x0, &(0x7f0000000100)) (async) openat$incfs(r1, &(0x7f0000000080)='.pending_reads\x00', 0x10000, 0x80) 10:49:30 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) sendmsg$nl_crypto(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000040)=@upd={0x120, 0x12, 0x800, 0x70bd29, 0x25dfdbfc, {{'streebog256\x00'}, '\x00', '\x00', 0x400, 0x600}, [{0x8, 0x1, 0x5}, {0x8, 0x1, 0xc8d}, {0x8, 0x1, 0x9}, {0x8, 0x1, 0x3}, {0x8}, {0x8, 0x1, 0x3}, {0x8, 0x1, 0x80}, {0x8, 0x1, 0x7}]}, 0x120}, 0x1, 0x0, 0x0, 0x840}, 0x4c080) 10:49:30 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x7, 0x0, &(0x7f0000000100)) [ 510.993114] sysfs_add_file_mode_ns+0x1e1/0x450 [ 510.997786] ? kernfs_create_dir_ns+0x171/0x200 [ 511.002457] internal_create_group+0x22b/0x710 [ 511.007054] lo_ioctl+0x1137/0x1cd0 [ 511.010684] ? loop_set_status64+0xe0/0xe0 [ 511.014930] blkdev_ioctl+0x540/0x1830 [ 511.018818] ? blkpg_ioctl+0x8d0/0x8d0 [ 511.022704] ? trace_hardirqs_on+0x10/0x10 [ 511.026937] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 511.032049] ? debug_check_no_obj_freed+0x2c0/0x680 [ 511.037068] block_ioctl+0xd9/0x120 [ 511.040688] ? blkdev_fallocate+0x3a0/0x3a0 [ 511.045020] do_vfs_ioctl+0x75a/0xff0 [ 511.048823] ? lock_acquire+0x170/0x3f0 [ 511.052778] ? ioctl_preallocate+0x1a0/0x1a0 [ 511.057174] ? __fget+0x265/0x3e0 [ 511.060617] ? do_vfs_ioctl+0xff0/0xff0 [ 511.064582] ? security_file_ioctl+0x83/0xb0 [ 511.069090] SyS_ioctl+0x7f/0xb0 [ 511.072436] ? do_vfs_ioctl+0xff0/0xff0 [ 511.076414] do_syscall_64+0x1d5/0x640 [ 511.080300] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 511.085469] RIP: 0033:0x7fbee387e037 [ 511.089160] RSP: 002b:00007fbee21f2f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 511.096847] RAX: ffffffffffffffda RBX: 00007fbee38c7a20 RCX: 00007fbee387e037 [ 511.104096] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 511.111346] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fbee21f31d0 [ 511.118594] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 511.125844] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 [ 511.133108] CPU: 0 PID: 12667 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 511.140988] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 511.150331] Call Trace: [ 511.152907] dump_stack+0x1b2/0x281 [ 511.156536] should_fail.cold+0x10a/0x149 [ 511.160670] should_failslab+0xd6/0x130 [ 511.164652] kmem_cache_alloc_node+0x263/0x410 [ 511.169217] __alloc_skb+0x5c/0x510 [ 511.172843] kobject_uevent_env+0x882/0xf30 [ 511.177160] lo_ioctl+0x11a6/0x1cd0 [ 511.180766] ? loop_set_status64+0xe0/0xe0 [ 511.184992] blkdev_ioctl+0x540/0x1830 [ 511.188854] ? blkpg_ioctl+0x8d0/0x8d0 [ 511.192718] ? trace_hardirqs_on+0x10/0x10 [ 511.196931] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 511.202023] ? debug_check_no_obj_freed+0x2c0/0x680 [ 511.207026] block_ioctl+0xd9/0x120 [ 511.210636] ? blkdev_fallocate+0x3a0/0x3a0 [ 511.214939] do_vfs_ioctl+0x75a/0xff0 [ 511.218719] ? lock_acquire+0x170/0x3f0 [ 511.222676] ? ioctl_preallocate+0x1a0/0x1a0 [ 511.227072] ? __fget+0x265/0x3e0 [ 511.230503] ? do_vfs_ioctl+0xff0/0xff0 [ 511.234459] ? security_file_ioctl+0x83/0xb0 [ 511.238846] SyS_ioctl+0x7f/0xb0 [ 511.242189] ? do_vfs_ioctl+0xff0/0xff0 [ 511.246152] do_syscall_64+0x1d5/0x640 [ 511.250028] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 511.255195] RIP: 0033:0x7fecb8f3c037 [ 511.258893] RSP: 002b:00007fecb78b0f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 511.266576] RAX: ffffffffffffffda RBX: 00007fecb8f85a20 RCX: 00007fecb8f3c037 [ 511.273822] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 511.281066] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fecb78b11d0 [ 511.288336] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 511.295588] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 [ 511.319502] ISOFS: Unable to identify CD-ROM format. [ 511.340524] ISOFS: Unable to identify CD-ROM format. 10:49:30 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 25) 10:49:30 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) sendmsg$nl_crypto(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000040)=@upd={0x120, 0x12, 0x800, 0x70bd29, 0x25dfdbfc, {{'streebog256\x00'}, '\x00', '\x00', 0x400, 0x600}, [{0x8, 0x1, 0x5}, {0x8, 0x1, 0xc8d}, {0x8, 0x1, 0x9}, {0x8, 0x1, 0x3}, {0x8}, {0x8, 0x1, 0x3}, {0x8, 0x1, 0x80}, {0x8, 0x1, 0x7}]}, 0x120}, 0x1, 0x0, 0x0, 0x840}, 0x4c080) 10:49:30 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x7, 0x0, &(0x7f0000000100)) 10:49:30 executing program 2: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) sendmsg$NL80211_CMD_SET_PMKSA(r1, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x44, 0x0, 0x200, 0x70bd2a, 0x25dfdbfe, {{}, {@void, @val={0xc, 0x99, {0x3, 0x2e}}}}, [@NL80211_ATTR_SSID={0xe, 0x34, @random="5d468dfd2654d3d26ae5"}, @NL80211_ATTR_MAC={0xa}, @NL80211_ATTR_FILS_CACHE_ID={0x6, 0xfd, 0x1}]}, 0x44}, 0x1, 0x0, 0x0, 0x20040840}, 0x814) (async) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x40082406, &(0x7f0000000000)='\x00') pipe(&(0x7f0000000080)) (async, rerun: 32) r2 = perf_event_open(&(0x7f0000000240)={0x3, 0x80, 0x7, 0x7f, 0x3f, 0x7, 0x0, 0x9, 0x44041, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x4, 0x2, @perf_config_ext={0x1, 0x474d}, 0x10900, 0x8000000000000000, 0x44817f46, 0x4, 0x4, 0x3, 0xec67, 0x0, 0x7, 0x0, 0x5ba}, 0xffffffffffffffff, 0x2, 0xffffffffffffffff, 0x8) (rerun: 32) ioctl$PERF_EVENT_IOC_QUERY_BPF(r2, 0xc008240a, &(0x7f00000002c0)={0x2, 0x0, [0x0, 0x0]}) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000000040)) 10:49:30 executing program 5: socket$nl_audit(0x10, 0x3, 0x9) socket$nl_audit(0x10, 0x3, 0x9) r0 = bpf$MAP_CREATE(0x0, &(0x7f00000016c0)=@bloom_filter={0x1e, 0x100, 0x7ff, 0xfffffff9, 0x160, 0x1, 0x200, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x5, 0x9}, 0x48) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = bpf$MAP_CREATE(0x0, &(0x7f00000019c0)=@bloom_filter={0x1e, 0x0, 0x9, 0x2, 0x40, 0xffffffffffffffff, 0x7fffffff, '\x00', 0x0, 0xffffffffffffffff, 0x5, 0x4, 0x1}, 0x48) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r3) openat$incfs(r3, &(0x7f0000001900)='.pending_reads\x00', 0x601000, 0x1) r4 = openat$incfs(0xffffffffffffff9c, &(0x7f0000001a40)='.pending_reads\x00', 0x34241, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000001ac0)={0x1c, 0x9, &(0x7f0000001840)=ANY=[@ANYBLOB="184000000100000000000000f2ffffff1855000006000000000000000000000018130000", @ANYRES32=r0, @ANYBLOB="000000000000000018230000", @ANYRES32=0x1, @ANYBLOB="00000000000000004f5285ff09000000"], &(0x7f00000018c0)='GPL\x00', 0x40, 0x0, &(0x7f0000001900), 0x40f00, 0xb, '\x00', 0x0, 0x11, 0xffffffffffffffff, 0x8, &(0x7f0000001940)={0x1, 0x1}, 0x8, 0x10, &(0x7f0000001980)={0x2, 0x0, 0x97, 0x800}, 0x10, 0xffffffffffffffff, r1, 0x0, &(0x7f0000001a80)=[r2, 0x1, 0x1, r4]}, 0x80) r5 = socket$nl_crypto(0x10, 0x3, 0x15) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(r5, 0x10e, 0x1, &(0x7f0000000000)=0x18, 0x4) syz_mount_image$romfs(&(0x7f00000000c0), &(0x7f0000000100)='.\x00', 0x1ff, 0x7, &(0x7f0000001600)=[{&(0x7f0000000140)="22b931910a89dc9a69e7154236ace8d30519299cd6539e6b0770d9dc756e0ce6d43878f72181d72d966e12bc487521c258629d43c33e988d8092f6a666fb96c1", 0x40, 0x9}, {&(0x7f0000000180)="eb7b8308b0a97264956c76b968a0a99d6325c8bc5414439e04e3803db7351d4ecc83813da70f3da3594746ecf7956b84e2ca0cd7bda19f95d8d51c825f08f92441acf418a66614d3a8e97ee18289a40ac2e2af641ad42a2d01ead44f347cc0d1efe4bdd038", 0x65, 0x200}, {&(0x7f0000000200)="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", 0x1000, 0x2}, {&(0x7f0000001200)="feee1cc975fe9c197b4f01732e0a6b2c1937b7bc8de615c44879f2280c7b97b999e56656f40b178a2e936184b6551136502bed43c4996ae15f99c414a0b726486030db37abc178bacb6e0acb9e1ed5b68c66a1959ac89fdecbeb228357552c4f099f59342508b089e0fcbe33f0a72907f7f47b0e7cd6d253287175c272f51d96620a2c75f40526eb0d886c1261ccb53ffad94fdbfe00eee6809e24df873312e125075c4ec1b1fc52bf2ce5424782e2fbc20691d3f0bb5cdf8bb8c4bcab673e47062b7fe8229e9e", 0xc7, 0xa96e}, {&(0x7f0000001300)="9b12125ed316920a023c40f56be81986b33aa599df6143d29a178a8da79c1c208f6b81a30dd3448c42b2eeb4db019175138b477662f124ec3d14cb7f28196451bcbea955a40a1db3194ee3eb3042f38c7946a3b0b9fb8738874abfb258d86feb039f3782a453f8953d5a94627bf526d5d30a3d9682ca5a021b7449b279cc1da6643a0adbbbad95933519daab358d6747fcc3341240c4253a735d9974a568a5cae1f150b9344d10bd8b997d2d06dfcd7c3cb7a86029778806d084d6e37ec8ef76eb3dde0ff6c26974c9375b391ce7463030", 0xd1, 0x7}, {&(0x7f0000001400)="0db1d21b7ac5c8b2902936d6767a10cb7496af79b1d59609092b8edc2ce0ef23c431d89bbbd7100b013b3443701ac7185b739683b4f758f9040c353fa6bf63ff8eed5743106e87ba4b3c99845a8e4101e1f53b4d8cbfbaeaf07849592f33ba4782036daf5767a175a571851e9cc7a26ed8591c25f808f1cd47d00bbc7e89048a75078aa7b2cb850daf76ab9a0036dcf1aa279e011255c8bf3f345b5cfc3e794050c5b82d011afb16d511cc1852dcbf6e346d1cb17977bb396fda39a6f537fd9706642445", 0xc4, 0x28}, {&(0x7f0000001500)="893d17627fd9312d3f4e0c20d6fc684363e1714142ee8f64560abbbf0051134289114c1a703cfd2bdff8cbad97fe56c9c131733f675530f0a94ee7c5ca1f428d949056486406ff6b846422e7b632e65f5676cfff643ed980a9ca111786026130555165e53626f6311de13d81f5405a2f7ea3342bbd3f4bc2aed0a7d4030d2425265e88df15206a243675e4080ded96d71aba274328771e484fc64bbee133a638baec7f042e6aabf75e92205ec70f235b7976df0876ffecfeeeda8ce0592edfd2109306c7b6fcf58fcc52384855108afb4308770835b545", 0xd7, 0x2}], 0x8000, &(0x7f0000001740)=ANY=[@ANYBLOB="2e70656e64696e675f7265616473002c2c2c66756e633d4b455845435f494e495452414d46535f434845434b2c61707072616973655f74797065db3e65a73a63455fc13d696d617369672c646f6e745f61707072616973652c736d61636b6673726f6f743d252c6d61736b3d5e4d41595f524541442c6d61736b3d4d41595f524541442c00310a9d2a51ab5758a1bc3cf91ecbd6a56a848b2cdec5fd97d3dd9c8b2cc16423b5c949865d06b873b9045f55678d19138bbe57f04aabf9dd5f06b3ce04b3e1d9ac67104e4613376f6734701302687c9244b84e2606c9c0e62cd8b85b21e9bb17a4bf2194cd7a5f04371d98f26d6b87f65c3308de01fe"]) r6 = openat$incfs(0xffffffffffffff9c, &(0x7f0000000040)='.pending_reads\x00', 0x14100, 0x40) bind$netlink(r6, &(0x7f0000000080)={0x10, 0x0, 0x25dfdbfd, 0x4}, 0xc) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$l2tp(&(0x7f0000001b80), r4) 10:49:30 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 14) 10:49:30 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) sendmsg$nl_crypto(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000040)=@upd={0x120, 0x12, 0x800, 0x70bd29, 0x25dfdbfc, {{'streebog256\x00'}, '\x00', '\x00', 0x400, 0x600}, [{0x8, 0x1, 0x5}, {0x8, 0x1, 0xc8d}, {0x8, 0x1, 0x9}, {0x8, 0x1, 0x3}, {0x8}, {0x8, 0x1, 0x3}, {0x8, 0x1, 0x80}, {0x8, 0x1, 0x7}]}, 0x120}, 0x1, 0x0, 0x0, 0x840}, 0x4c080) socket$l2tp6(0xa, 0x2, 0x73) (async) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) (async) sendmsg$nl_crypto(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000040)=@upd={0x120, 0x12, 0x800, 0x70bd29, 0x25dfdbfc, {{'streebog256\x00'}, '\x00', '\x00', 0x400, 0x600}, [{0x8, 0x1, 0x5}, {0x8, 0x1, 0xc8d}, {0x8, 0x1, 0x9}, {0x8, 0x1, 0x3}, {0x8}, {0x8, 0x1, 0x3}, {0x8, 0x1, 0x80}, {0x8, 0x1, 0x7}]}, 0x120}, 0x1, 0x0, 0x0, 0x840}, 0x4c080) (async) [ 511.445343] FAULT_INJECTION: forcing a failure. [ 511.445343] name failslab, interval 1, probability 0, space 0, times 0 [ 511.455365] FAULT_INJECTION: forcing a failure. [ 511.455365] name failslab, interval 1, probability 0, space 0, times 0 [ 511.477188] CPU: 0 PID: 12727 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 511.485076] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 511.494416] Call Trace: [ 511.496999] dump_stack+0x1b2/0x281 [ 511.500622] should_fail.cold+0x10a/0x149 [ 511.504757] should_failslab+0xd6/0x130 [ 511.508714] kmem_cache_alloc_node_trace+0x25a/0x400 [ 511.513798] __kmalloc_node_track_caller+0x38/0x70 [ 511.518751] __alloc_skb+0x96/0x510 [ 511.522360] kobject_uevent_env+0x882/0xf30 [ 511.526672] lo_ioctl+0x11a6/0x1cd0 [ 511.530288] ? loop_set_status64+0xe0/0xe0 [ 511.534855] blkdev_ioctl+0x540/0x1830 [ 511.538726] ? blkpg_ioctl+0x8d0/0x8d0 [ 511.542598] ? trace_hardirqs_on+0x10/0x10 [ 511.546822] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 511.551913] ? debug_check_no_obj_freed+0x2c0/0x680 [ 511.556919] block_ioctl+0xd9/0x120 [ 511.560527] ? blkdev_fallocate+0x3a0/0x3a0 [ 511.564844] do_vfs_ioctl+0x75a/0xff0 [ 511.568624] ? lock_acquire+0x170/0x3f0 [ 511.572578] ? ioctl_preallocate+0x1a0/0x1a0 [ 511.576985] ? __fget+0x265/0x3e0 [ 511.580439] ? do_vfs_ioctl+0xff0/0xff0 [ 511.584393] ? security_file_ioctl+0x83/0xb0 [ 511.588781] SyS_ioctl+0x7f/0xb0 [ 511.592130] ? do_vfs_ioctl+0xff0/0xff0 [ 511.596086] do_syscall_64+0x1d5/0x640 [ 511.599958] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 511.605127] RIP: 0033:0x7fecb8f3c037 [ 511.608824] RSP: 002b:00007fecb78b0f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 511.616516] RAX: ffffffffffffffda RBX: 00007fecb8f85a20 RCX: 00007fecb8f3c037 [ 511.623772] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 511.631048] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fecb78b11d0 [ 511.638297] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 10:49:30 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x7, 0x0, &(0x7f0000000100)) socket$nl_route(0x10, 0x3, 0x0) (async) getsockopt$netlink(r0, 0x10e, 0x7, 0x0, &(0x7f0000000100)) (async) 10:49:30 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair(0x2a, 0x1, 0x7, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(r0, 0xc00864bf, &(0x7f00000000c0)={0x0, 0x1}) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD_SYNC_FILE(0xffffffffffffffff, 0xc01064c1, &(0x7f0000000140)={r2}) setsockopt$SO_VM_SOCKETS_CONNECT_TIMEOUT_OLD(r0, 0x28, 0x6, &(0x7f0000000200), 0x10) read$FUSE(r0, &(0x7f0000002680)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_LSEEK(r0, &(0x7f00000001c0)={0x18, 0x0, r3, {0x400}}, 0x18) pipe(&(0x7f0000000180)) bind$l2tp6(r1, &(0x7f0000000080)={0xa, 0x0, 0x5, @rand_addr=' \x01\x00', 0x1ff, 0x1}, 0x20) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) read$FUSE(r0, &(0x7f0000000640)={0x2020}, 0x2020) setsockopt$netlink_NETLINK_BROADCAST_ERROR(r0, 0x10e, 0x4, &(0x7f0000000000), 0x4) 10:49:30 executing program 4: read$FUSE(0xffffffffffffffff, &(0x7f0000000140)={0x2020, 0x0, 0x0}, 0x2020) r1 = openat$incfs(0xffffffffffffffff, &(0x7f0000000080)='.log\x00', 0x8403, 0x1) read$FUSE(0xffffffffffffffff, &(0x7f0000002180)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_IOCTL(r1, &(0x7f00000000c0)={0x20, 0x0, r2, {0x8, 0x4, 0xb85a, 0x1}}, 0x20) r3 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000000000)={0x78, 0xfffffffffffffff5, r0, {0xffffffffffffffff, 0xc2, 0x0, {0x4, 0x80, 0xffffffffffffffff, 0x6, 0x0, 0x1, 0x1ff, 0x6, 0x7, 0x8000, 0x7, r3, 0xee00, 0x4c2, 0xb9}}}, 0x78) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r4, 0x10e, 0x3, 0x0, &(0x7f0000000100)) [ 511.645559] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 [ 511.652823] CPU: 1 PID: 12733 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 511.660702] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 511.670047] Call Trace: [ 511.672638] dump_stack+0x1b2/0x281 [ 511.676266] should_fail.cold+0x10a/0x149 [ 511.680414] should_failslab+0xd6/0x130 [ 511.684391] kmem_cache_alloc+0x28e/0x3c0 [ 511.688539] __kernfs_new_node+0x6f/0x470 [ 511.692687] kernfs_new_node+0x7b/0xe0 10:49:30 executing program 4: read$FUSE(0xffffffffffffffff, &(0x7f0000000140)={0x2020, 0x0, 0x0}, 0x2020) (async) r1 = openat$incfs(0xffffffffffffffff, &(0x7f0000000080)='.log\x00', 0x8403, 0x1) read$FUSE(0xffffffffffffffff, &(0x7f0000002180)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_IOCTL(r1, &(0x7f00000000c0)={0x20, 0x0, r2, {0x8, 0x4, 0xb85a, 0x1}}, 0x20) (async) r3 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000000000)={0x78, 0xfffffffffffffff5, r0, {0xffffffffffffffff, 0xc2, 0x0, {0x4, 0x80, 0xffffffffffffffff, 0x6, 0x0, 0x1, 0x1ff, 0x6, 0x7, 0x8000, 0x7, r3, 0xee00, 0x4c2, 0xb9}}}, 0x78) (async, rerun: 64) r4 = socket$nl_route(0x10, 0x3, 0x0) (rerun: 64) getsockopt$netlink(r4, 0x10e, 0x3, 0x0, &(0x7f0000000100)) [ 511.693355] ISOFS: Unable to identify CD-ROM format. [ 511.696565] __kernfs_create_file+0x3d/0x320 [ 511.696579] sysfs_add_file_mode_ns+0x1e1/0x450 [ 511.696589] ? kernfs_create_dir_ns+0x171/0x200 [ 511.696601] internal_create_group+0x22b/0x710 [ 511.696616] lo_ioctl+0x1137/0x1cd0 [ 511.723565] ? loop_set_status64+0xe0/0xe0 [ 511.727801] blkdev_ioctl+0x540/0x1830 [ 511.731688] ? blkpg_ioctl+0x8d0/0x8d0 [ 511.735571] ? trace_hardirqs_on+0x10/0x10 [ 511.739805] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 511.744904] ? debug_check_no_obj_freed+0x2c0/0x680 [ 511.750003] block_ioctl+0xd9/0x120 [ 511.753638] ? blkdev_fallocate+0x3a0/0x3a0 [ 511.757968] do_vfs_ioctl+0x75a/0xff0 [ 511.761755] ? lock_acquire+0x170/0x3f0 [ 511.765721] ? ioctl_preallocate+0x1a0/0x1a0 [ 511.770124] ? __fget+0x265/0x3e0 [ 511.773563] ? do_vfs_ioctl+0xff0/0xff0 [ 511.777519] ? security_file_ioctl+0x83/0xb0 [ 511.781910] SyS_ioctl+0x7f/0xb0 [ 511.785266] ? do_vfs_ioctl+0xff0/0xff0 [ 511.789224] do_syscall_64+0x1d5/0x640 10:49:30 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) write$cgroup_pressure(0xffffffffffffffff, &(0x7f0000000000)={'full', 0x20, 0x3, 0x20, 0xc0b1}, 0x2f) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) [ 511.793098] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 511.798268] RIP: 0033:0x7fbee387e037 [ 511.801958] RSP: 002b:00007fbee21f2f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 511.809728] RAX: ffffffffffffffda RBX: 00007fbee38c7a20 RCX: 00007fbee387e037 [ 511.816984] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 511.824237] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fbee21f31d0 [ 511.831486] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 511.839124] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 10:49:30 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 26) 10:49:30 executing program 5: socket$nl_audit(0x10, 0x3, 0x9) socket$nl_audit(0x10, 0x3, 0x9) r0 = bpf$MAP_CREATE(0x0, &(0x7f00000016c0)=@bloom_filter={0x1e, 0x100, 0x7ff, 0xfffffff9, 0x160, 0x1, 0x200, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x5, 0x9}, 0x48) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = bpf$MAP_CREATE(0x0, &(0x7f00000019c0)=@bloom_filter={0x1e, 0x0, 0x9, 0x2, 0x40, 0xffffffffffffffff, 0x7fffffff, '\x00', 0x0, 0xffffffffffffffff, 0x5, 0x4, 0x1}, 0x48) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r3) openat$incfs(r3, &(0x7f0000001900)='.pending_reads\x00', 0x601000, 0x1) r4 = openat$incfs(0xffffffffffffff9c, &(0x7f0000001a40)='.pending_reads\x00', 0x34241, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000001ac0)={0x1c, 0x9, &(0x7f0000001840)=ANY=[@ANYBLOB="184000000100000000000000f2ffffff1855000006000000000000000000000018130000", @ANYRES32=r0, @ANYBLOB="000000000000000018230000", @ANYRES32=0x1, @ANYBLOB="00000000000000004f5285ff09000000"], &(0x7f00000018c0)='GPL\x00', 0x40, 0x0, &(0x7f0000001900), 0x40f00, 0xb, '\x00', 0x0, 0x11, 0xffffffffffffffff, 0x8, &(0x7f0000001940)={0x1, 0x1}, 0x8, 0x10, &(0x7f0000001980)={0x2, 0x0, 0x97, 0x800}, 0x10, 0xffffffffffffffff, r1, 0x0, &(0x7f0000001a80)=[r2, 0x1, 0x1, r4]}, 0x80) r5 = socket$nl_crypto(0x10, 0x3, 0x15) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(r5, 0x10e, 0x1, &(0x7f0000000000)=0x18, 0x4) syz_mount_image$romfs(&(0x7f00000000c0), &(0x7f0000000100)='.\x00', 0x1ff, 0x7, &(0x7f0000001600)=[{&(0x7f0000000140)="22b931910a89dc9a69e7154236ace8d30519299cd6539e6b0770d9dc756e0ce6d43878f72181d72d966e12bc487521c258629d43c33e988d8092f6a666fb96c1", 0x40, 0x9}, {&(0x7f0000000180)="eb7b8308b0a97264956c76b968a0a99d6325c8bc5414439e04e3803db7351d4ecc83813da70f3da3594746ecf7956b84e2ca0cd7bda19f95d8d51c825f08f92441acf418a66614d3a8e97ee18289a40ac2e2af641ad42a2d01ead44f347cc0d1efe4bdd038", 0x65, 0x200}, {&(0x7f0000000200)="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", 0x1000, 0x2}, {&(0x7f0000001200)="feee1cc975fe9c197b4f01732e0a6b2c1937b7bc8de615c44879f2280c7b97b999e56656f40b178a2e936184b6551136502bed43c4996ae15f99c414a0b726486030db37abc178bacb6e0acb9e1ed5b68c66a1959ac89fdecbeb228357552c4f099f59342508b089e0fcbe33f0a72907f7f47b0e7cd6d253287175c272f51d96620a2c75f40526eb0d886c1261ccb53ffad94fdbfe00eee6809e24df873312e125075c4ec1b1fc52bf2ce5424782e2fbc20691d3f0bb5cdf8bb8c4bcab673e47062b7fe8229e9e", 0xc7, 0xa96e}, {&(0x7f0000001300)="9b12125ed316920a023c40f56be81986b33aa599df6143d29a178a8da79c1c208f6b81a30dd3448c42b2eeb4db019175138b477662f124ec3d14cb7f28196451bcbea955a40a1db3194ee3eb3042f38c7946a3b0b9fb8738874abfb258d86feb039f3782a453f8953d5a94627bf526d5d30a3d9682ca5a021b7449b279cc1da6643a0adbbbad95933519daab358d6747fcc3341240c4253a735d9974a568a5cae1f150b9344d10bd8b997d2d06dfcd7c3cb7a86029778806d084d6e37ec8ef76eb3dde0ff6c26974c9375b391ce7463030", 0xd1, 0x7}, {&(0x7f0000001400)="0db1d21b7ac5c8b2902936d6767a10cb7496af79b1d59609092b8edc2ce0ef23c431d89bbbd7100b013b3443701ac7185b739683b4f758f9040c353fa6bf63ff8eed5743106e87ba4b3c99845a8e4101e1f53b4d8cbfbaeaf07849592f33ba4782036daf5767a175a571851e9cc7a26ed8591c25f808f1cd47d00bbc7e89048a75078aa7b2cb850daf76ab9a0036dcf1aa279e011255c8bf3f345b5cfc3e794050c5b82d011afb16d511cc1852dcbf6e346d1cb17977bb396fda39a6f537fd9706642445", 0xc4, 0x28}, {&(0x7f0000001500)="893d17627fd9312d3f4e0c20d6fc684363e1714142ee8f64560abbbf0051134289114c1a703cfd2bdff8cbad97fe56c9c131733f675530f0a94ee7c5ca1f428d949056486406ff6b846422e7b632e65f5676cfff643ed980a9ca111786026130555165e53626f6311de13d81f5405a2f7ea3342bbd3f4bc2aed0a7d4030d2425265e88df15206a243675e4080ded96d71aba274328771e484fc64bbee133a638baec7f042e6aabf75e92205ec70f235b7976df0876ffecfeeeda8ce0592edfd2109306c7b6fcf58fcc52384855108afb4308770835b545", 0xd7, 0x2}], 0x8000, &(0x7f0000001740)=ANY=[@ANYBLOB="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"]) r6 = openat$incfs(0xffffffffffffff9c, &(0x7f0000000040)='.pending_reads\x00', 0x14100, 0x40) bind$netlink(r6, &(0x7f0000000080)={0x10, 0x0, 0x25dfdbfd, 0x4}, 0xc) socket$nl_generic(0x10, 0x3, 0x10) 10:49:30 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) write$cgroup_pressure(0xffffffffffffffff, &(0x7f0000000000)={'full', 0x20, 0x3, 0x20, 0xc0b1}, 0x2f) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) socket$l2tp6(0xa, 0x2, 0x73) (async) write$cgroup_pressure(0xffffffffffffffff, &(0x7f0000000000)={'full', 0x20, 0x3, 0x20, 0xc0b1}, 0x2f) (async) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) (async) 10:49:31 executing program 4: read$FUSE(0xffffffffffffffff, &(0x7f0000000140)={0x2020, 0x0, 0x0}, 0x2020) r1 = openat$incfs(0xffffffffffffffff, &(0x7f0000000080)='.log\x00', 0x8403, 0x1) read$FUSE(0xffffffffffffffff, &(0x7f0000002180)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_IOCTL(r1, &(0x7f00000000c0)={0x20, 0x0, r2, {0x8, 0x4, 0xb85a, 0x1}}, 0x20) r3 = getuid() write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000000000)={0x78, 0xfffffffffffffff5, r0, {0xffffffffffffffff, 0xc2, 0x0, {0x4, 0x80, 0xffffffffffffffff, 0x6, 0x0, 0x1, 0x1ff, 0x6, 0x7, 0x8000, 0x7, r3, 0xee00, 0x4c2, 0xb9}}}, 0x78) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r4, 0x10e, 0x3, 0x0, &(0x7f0000000100)) read$FUSE(0xffffffffffffffff, &(0x7f0000000140)={0x2020}, 0x2020) (async) openat$incfs(0xffffffffffffffff, &(0x7f0000000080)='.log\x00', 0x8403, 0x1) (async) read$FUSE(0xffffffffffffffff, &(0x7f0000002180)={0x2020}, 0x2020) (async) write$FUSE_IOCTL(r1, &(0x7f00000000c0)={0x20, 0x0, r2, {0x8, 0x4, 0xb85a, 0x1}}, 0x20) (async) getuid() (async) write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000000000)={0x78, 0xfffffffffffffff5, r0, {0xffffffffffffffff, 0xc2, 0x0, {0x4, 0x80, 0xffffffffffffffff, 0x6, 0x0, 0x1, 0x1ff, 0x6, 0x7, 0x8000, 0x7, r3, 0xee00, 0x4c2, 0xb9}}}, 0x78) (async) socket$nl_route(0x10, 0x3, 0x0) (async) getsockopt$netlink(r4, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) 10:49:31 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair(0x2a, 0x1, 0x7, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) (async) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(r0, 0xc00864bf, &(0x7f00000000c0)={0x0, 0x1}) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD_SYNC_FILE(0xffffffffffffffff, 0xc01064c1, &(0x7f0000000140)={r2}) setsockopt$SO_VM_SOCKETS_CONNECT_TIMEOUT_OLD(r0, 0x28, 0x6, &(0x7f0000000200), 0x10) read$FUSE(r0, &(0x7f0000002680)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_LSEEK(r0, &(0x7f00000001c0)={0x18, 0x0, r3, {0x400}}, 0x18) pipe(&(0x7f0000000180)) bind$l2tp6(r1, &(0x7f0000000080)={0xa, 0x0, 0x5, @rand_addr=' \x01\x00', 0x1ff, 0x1}, 0x20) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) (async) read$FUSE(r0, &(0x7f0000000640)={0x2020}, 0x2020) (async) setsockopt$netlink_NETLINK_BROADCAST_ERROR(r0, 0x10e, 0x4, &(0x7f0000000000), 0x4) [ 511.916503] FAULT_INJECTION: forcing a failure. [ 511.916503] name failslab, interval 1, probability 0, space 0, times 0 [ 511.939256] CPU: 1 PID: 12759 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 511.947152] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 511.956499] Call Trace: [ 511.959086] dump_stack+0x1b2/0x281 [ 511.962706] should_fail.cold+0x10a/0x149 [ 511.966841] should_failslab+0xd6/0x130 [ 511.970814] kmem_cache_alloc_node+0x263/0x410 [ 511.975392] __alloc_skb+0x5c/0x510 [ 511.979003] kobject_uevent_env+0x882/0xf30 [ 511.983306] lo_ioctl+0x11a6/0x1cd0 [ 511.986914] ? loop_set_status64+0xe0/0xe0 [ 511.991129] blkdev_ioctl+0x540/0x1830 [ 511.995003] ? blkpg_ioctl+0x8d0/0x8d0 [ 511.998878] ? trace_hardirqs_on+0x10/0x10 [ 512.003095] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 512.008177] ? debug_check_no_obj_freed+0x2c0/0x680 [ 512.013175] block_ioctl+0xd9/0x120 [ 512.016780] ? blkdev_fallocate+0x3a0/0x3a0 [ 512.021079] do_vfs_ioctl+0x75a/0xff0 [ 512.024859] ? lock_acquire+0x170/0x3f0 [ 512.028817] ? ioctl_preallocate+0x1a0/0x1a0 [ 512.033219] ? __fget+0x265/0x3e0 [ 512.036650] ? do_vfs_ioctl+0xff0/0xff0 [ 512.040637] ? security_file_ioctl+0x83/0xb0 [ 512.045022] SyS_ioctl+0x7f/0xb0 [ 512.048363] ? do_vfs_ioctl+0xff0/0xff0 [ 512.052313] do_syscall_64+0x1d5/0x640 [ 512.056186] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 512.061350] RIP: 0033:0x7fecb8f3c037 [ 512.065036] RSP: 002b:00007fecb78b0f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 512.072739] RAX: ffffffffffffffda RBX: 00007fecb8f85a20 RCX: 00007fecb8f3c037 [ 512.079990] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 512.087238] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fecb78b11d0 [ 512.094485] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 512.101738] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 [ 512.185216] ISOFS: Unable to identify CD-ROM format. [ 512.190412] ISOFS: Unable to identify CD-ROM format. 10:49:31 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 15) 10:49:31 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) write$cgroup_pressure(0xffffffffffffffff, &(0x7f0000000000)={'full', 0x20, 0x3, 0x20, 0xc0b1}, 0x2f) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) socket$l2tp6(0xa, 0x2, 0x73) (async) write$cgroup_pressure(0xffffffffffffffff, &(0x7f0000000000)={'full', 0x20, 0x3, 0x20, 0xc0b1}, 0x2f) (async) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) (async) 10:49:31 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) r1 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) getsockopt$netrom_NETROM_T1(r1, 0x103, 0x1, &(0x7f0000000000), &(0x7f0000000040)=0x4) 10:49:31 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) (async, rerun: 32) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) (rerun: 32) socketpair(0x2a, 0x1, 0x7, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) (async) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(r0, 0xc00864bf, &(0x7f00000000c0)={0x0, 0x1}) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD_SYNC_FILE(0xffffffffffffffff, 0xc01064c1, &(0x7f0000000140)={r2}) setsockopt$SO_VM_SOCKETS_CONNECT_TIMEOUT_OLD(r0, 0x28, 0x6, &(0x7f0000000200), 0x10) read$FUSE(r0, &(0x7f0000002680)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_LSEEK(r0, &(0x7f00000001c0)={0x18, 0x0, r3, {0x400}}, 0x18) (async) pipe(&(0x7f0000000180)) (async, rerun: 64) bind$l2tp6(r1, &(0x7f0000000080)={0xa, 0x0, 0x5, @rand_addr=' \x01\x00', 0x1ff, 0x1}, 0x20) (rerun: 64) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) (async) read$FUSE(r0, &(0x7f0000000640)={0x2020}, 0x2020) (async) setsockopt$netlink_NETLINK_BROADCAST_ERROR(r0, 0x10e, 0x4, &(0x7f0000000000), 0x4) 10:49:31 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 27) 10:49:31 executing program 5: socket$nl_audit(0x10, 0x3, 0x9) socket$nl_audit(0x10, 0x3, 0x9) r0 = bpf$MAP_CREATE(0x0, &(0x7f00000016c0)=@bloom_filter={0x1e, 0x100, 0x7ff, 0xfffffff9, 0x160, 0x1, 0x200, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x5, 0x9}, 0x48) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = bpf$MAP_CREATE(0x0, &(0x7f00000019c0)=@bloom_filter={0x1e, 0x0, 0x9, 0x2, 0x40, 0xffffffffffffffff, 0x7fffffff, '\x00', 0x0, 0xffffffffffffffff, 0x5, 0x4, 0x1}, 0x48) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r3) openat$incfs(r3, &(0x7f0000001900)='.pending_reads\x00', 0x601000, 0x1) r4 = openat$incfs(0xffffffffffffff9c, &(0x7f0000001a40)='.pending_reads\x00', 0x34241, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000001ac0)={0x1c, 0x9, &(0x7f0000001840)=ANY=[@ANYBLOB="184000000100000000000000f2ffffff1855000006000000000000000000000018130000", @ANYRES32=r0, @ANYBLOB="000000000000000018230000", @ANYRES32=0x1, @ANYBLOB="00000000000000004f5285ff09000000"], &(0x7f00000018c0)='GPL\x00', 0x40, 0x0, &(0x7f0000001900), 0x40f00, 0xb, '\x00', 0x0, 0x11, 0xffffffffffffffff, 0x8, &(0x7f0000001940)={0x1, 0x1}, 0x8, 0x10, &(0x7f0000001980)={0x2, 0x0, 0x97, 0x800}, 0x10, 0xffffffffffffffff, r1, 0x0, &(0x7f0000001a80)=[r2, 0x1, 0x1, r4]}, 0x80) r5 = socket$nl_crypto(0x10, 0x3, 0x15) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(r5, 0x10e, 0x1, &(0x7f0000000000)=0x18, 0x4) syz_mount_image$romfs(&(0x7f00000000c0), &(0x7f0000000100)='.\x00', 0x1ff, 0x7, &(0x7f0000001600)=[{&(0x7f0000000140)="22b931910a89dc9a69e7154236ace8d30519299cd6539e6b0770d9dc756e0ce6d43878f72181d72d966e12bc487521c258629d43c33e988d8092f6a666fb96c1", 0x40, 0x9}, {&(0x7f0000000180)="eb7b8308b0a97264956c76b968a0a99d6325c8bc5414439e04e3803db7351d4ecc83813da70f3da3594746ecf7956b84e2ca0cd7bda19f95d8d51c825f08f92441acf418a66614d3a8e97ee18289a40ac2e2af641ad42a2d01ead44f347cc0d1efe4bdd038", 0x65, 0x200}, {&(0x7f0000000200)="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", 0x1000, 0x2}, {&(0x7f0000001200)="feee1cc975fe9c197b4f01732e0a6b2c1937b7bc8de615c44879f2280c7b97b999e56656f40b178a2e936184b6551136502bed43c4996ae15f99c414a0b726486030db37abc178bacb6e0acb9e1ed5b68c66a1959ac89fdecbeb228357552c4f099f59342508b089e0fcbe33f0a72907f7f47b0e7cd6d253287175c272f51d96620a2c75f40526eb0d886c1261ccb53ffad94fdbfe00eee6809e24df873312e125075c4ec1b1fc52bf2ce5424782e2fbc20691d3f0bb5cdf8bb8c4bcab673e47062b7fe8229e9e", 0xc7, 0xa96e}, {&(0x7f0000001300)="9b12125ed316920a023c40f56be81986b33aa599df6143d29a178a8da79c1c208f6b81a30dd3448c42b2eeb4db019175138b477662f124ec3d14cb7f28196451bcbea955a40a1db3194ee3eb3042f38c7946a3b0b9fb8738874abfb258d86feb039f3782a453f8953d5a94627bf526d5d30a3d9682ca5a021b7449b279cc1da6643a0adbbbad95933519daab358d6747fcc3341240c4253a735d9974a568a5cae1f150b9344d10bd8b997d2d06dfcd7c3cb7a86029778806d084d6e37ec8ef76eb3dde0ff6c26974c9375b391ce7463030", 0xd1, 0x7}, {&(0x7f0000001400)="0db1d21b7ac5c8b2902936d6767a10cb7496af79b1d59609092b8edc2ce0ef23c431d89bbbd7100b013b3443701ac7185b739683b4f758f9040c353fa6bf63ff8eed5743106e87ba4b3c99845a8e4101e1f53b4d8cbfbaeaf07849592f33ba4782036daf5767a175a571851e9cc7a26ed8591c25f808f1cd47d00bbc7e89048a75078aa7b2cb850daf76ab9a0036dcf1aa279e011255c8bf3f345b5cfc3e794050c5b82d011afb16d511cc1852dcbf6e346d1cb17977bb396fda39a6f537fd9706642445", 0xc4, 0x28}, {&(0x7f0000001500)="893d17627fd9312d3f4e0c20d6fc684363e1714142ee8f64560abbbf0051134289114c1a703cfd2bdff8cbad97fe56c9c131733f675530f0a94ee7c5ca1f428d949056486406ff6b846422e7b632e65f5676cfff643ed980a9ca111786026130555165e53626f6311de13d81f5405a2f7ea3342bbd3f4bc2aed0a7d4030d2425265e88df15206a243675e4080ded96d71aba274328771e484fc64bbee133a638baec7f042e6aabf75e92205ec70f235b7976df0876ffecfeeeda8ce0592edfd2109306c7b6fcf58fcc52384855108afb4308770835b545", 0xd7, 0x2}], 0x8000, &(0x7f0000001740)=ANY=[@ANYBLOB="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"]) r6 = openat$incfs(0xffffffffffffff9c, &(0x7f0000000040)='.pending_reads\x00', 0x14100, 0x40) bind$netlink(r6, &(0x7f0000000080)={0x10, 0x0, 0x25dfdbfd, 0x4}, 0xc) 10:49:31 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) r1 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) getsockopt$netrom_NETROM_T1(r1, 0x103, 0x1, &(0x7f0000000000), &(0x7f0000000040)=0x4) [ 512.335816] FAULT_INJECTION: forcing a failure. [ 512.335816] name failslab, interval 1, probability 0, space 0, times 0 [ 512.355213] CPU: 1 PID: 12812 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 512.363116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 512.372467] Call Trace: [ 512.375050] dump_stack+0x1b2/0x281 [ 512.378680] should_fail.cold+0x10a/0x149 [ 512.382828] should_failslab+0xd6/0x130 [ 512.386800] kmem_cache_alloc+0x28e/0x3c0 [ 512.390946] __kernfs_new_node+0x6f/0x470 [ 512.395101] kernfs_new_node+0x7b/0xe0 [ 512.398988] __kernfs_create_file+0x3d/0x320 [ 512.403402] sysfs_add_file_mode_ns+0x1e1/0x450 [ 512.408066] ? kernfs_create_dir_ns+0x171/0x200 [ 512.412736] internal_create_group+0x22b/0x710 [ 512.417322] lo_ioctl+0x1137/0x1cd0 [ 512.420950] ? loop_set_status64+0xe0/0xe0 [ 512.425182] blkdev_ioctl+0x540/0x1830 [ 512.429070] ? blkpg_ioctl+0x8d0/0x8d0 10:49:31 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) r1 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) getsockopt$netrom_NETROM_T1(r1, 0x103, 0x1, &(0x7f0000000000), &(0x7f0000000040)=0x4) 10:49:31 executing program 4: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) sendmsg$L2TP_CMD_TUNNEL_GET(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0xc9c5a054464c698}, 0xc, &(0x7f00000000c0)={&(0x7f00000002c0)=ANY=[@ANYBLOB="16ec98230ad145588781e7b9d472d1baf0d934ae045467e56c847667d18805eec6d1a5ff7f3b7014869b76007de4ff8c601919d5867a2204939c847853", @ANYRES16=r2, @ANYBLOB="00012bbd7000ffdbdf25040000005337012393675d032e37e560d40dd63a6d0f402b4ad62b27ff4ee28e8084faa2e180ebef0300000000"], 0x14}, 0x1, 0x0, 0x0, 0x80c0}, 0x20000000) syz_genetlink_get_family_id$l2tp(&(0x7f0000000080), r0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000000), r1) r3 = socket$nl_route(0x10, 0x3, 0x0) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000000240)={0x10, 0x0, &(0x7f0000000180)=[@request_death={0x400c630e, 0x3}], 0x65, 0x0, &(0x7f00000001c0)="3255e2644d5a0977bb06308812df7ac75640d4798d35f0333ec4e1d478556dcef39a21b53685e9421af254f3e88caff794660dc11ef6a488e7bbbec29861ca09c507ced7d733affecceb54fe39f99db19da4e9e1125a1b3518f73f116570965a21654fda26"}) getsockopt$netlink(r3, 0x10e, 0x3, 0x0, &(0x7f0000000100)) [ 512.433375] ? trace_hardirqs_on+0x10/0x10 [ 512.437613] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 512.442718] ? debug_check_no_obj_freed+0x2c0/0x680 [ 512.447731] block_ioctl+0xd9/0x120 [ 512.451351] ? blkdev_fallocate+0x3a0/0x3a0 [ 512.455668] do_vfs_ioctl+0x75a/0xff0 [ 512.459464] ? lock_acquire+0x170/0x3f0 [ 512.463436] ? ioctl_preallocate+0x1a0/0x1a0 [ 512.467847] ? __fget+0x265/0x3e0 [ 512.471293] ? do_vfs_ioctl+0xff0/0xff0 [ 512.475265] ? security_file_ioctl+0x83/0xb0 [ 512.479668] SyS_ioctl+0x7f/0xb0 10:49:31 executing program 4: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) sendmsg$L2TP_CMD_TUNNEL_GET(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0xc9c5a054464c698}, 0xc, &(0x7f00000000c0)={&(0x7f00000002c0)=ANY=[@ANYBLOB="16ec98230ad145588781e7b9d472d1baf0d934ae045467e56c847667d18805eec6d1a5ff7f3b7014869b76007de4ff8c601919d5867a2204939c847853", @ANYRES16=r2, @ANYBLOB="00012bbd7000ffdbdf25040000005337012393675d032e37e560d40dd63a6d0f402b4ad62b27ff4ee28e8084faa2e180ebef0300000000"], 0x14}, 0x1, 0x0, 0x0, 0x80c0}, 0x20000000) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000080), r0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000000), r1) r3 = socket$nl_route(0x10, 0x3, 0x0) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000000240)={0x10, 0x0, &(0x7f0000000180)=[@request_death={0x400c630e, 0x3}], 0x65, 0x0, &(0x7f00000001c0)="3255e2644d5a0977bb06308812df7ac75640d4798d35f0333ec4e1d478556dcef39a21b53685e9421af254f3e88caff794660dc11ef6a488e7bbbec29861ca09c507ced7d733affecceb54fe39f99db19da4e9e1125a1b3518f73f116570965a21654fda26"}) (async) getsockopt$netlink(r3, 0x10e, 0x3, 0x0, &(0x7f0000000100)) [ 512.483030] ? do_vfs_ioctl+0xff0/0xff0 [ 512.487008] do_syscall_64+0x1d5/0x640 [ 512.490902] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 512.496085] RIP: 0033:0x7fbee387e037 [ 512.499790] RSP: 002b:00007fbee21f2f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 512.507490] RAX: ffffffffffffffda RBX: 00007fbee38c7a20 RCX: 00007fbee387e037 [ 512.514749] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 512.522012] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fbee21f31d0 10:49:31 executing program 4: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) sendmsg$L2TP_CMD_TUNNEL_GET(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0xc9c5a054464c698}, 0xc, &(0x7f00000000c0)={&(0x7f00000002c0)=ANY=[@ANYBLOB="16ec98230ad145588781e7b9d472d1baf0d934ae045467e56c847667d18805eec6d1a5ff7f3b7014869b76007de4ff8c601919d5867a2204939c847853", @ANYRES16=r2, @ANYBLOB="00012bbd7000ffdbdf25040000005337012393675d032e37e560d40dd63a6d0f402b4ad62b27ff4ee28e8084faa2e180ebef0300000000"], 0x14}, 0x1, 0x0, 0x0, 0x80c0}, 0x20000000) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000080), r0) (async, rerun: 32) syz_genetlink_get_family_id$l2tp(&(0x7f0000000000), r1) (rerun: 32) r3 = socket$nl_route(0x10, 0x3, 0x0) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000000240)={0x10, 0x0, &(0x7f0000000180)=[@request_death={0x400c630e, 0x3}], 0x65, 0x0, &(0x7f00000001c0)="3255e2644d5a0977bb06308812df7ac75640d4798d35f0333ec4e1d478556dcef39a21b53685e9421af254f3e88caff794660dc11ef6a488e7bbbec29861ca09c507ced7d733affecceb54fe39f99db19da4e9e1125a1b3518f73f116570965a21654fda26"}) getsockopt$netlink(r3, 0x10e, 0x3, 0x0, &(0x7f0000000100)) 10:49:31 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) recvfrom$l2tp6(r2, &(0x7f0000000140)=""/99, 0xfffffffffffffcc6, 0x12104, &(0x7f00000000c0)={0xa, 0x0, 0x0, @loopback}, 0x20) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) [ 512.529274] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 512.536890] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 [ 512.578109] FAULT_INJECTION: forcing a failure. [ 512.578109] name failslab, interval 1, probability 0, space 0, times 0 [ 512.603728] CPU: 0 PID: 12822 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 512.611627] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 512.620976] Call Trace: [ 512.623735] dump_stack+0x1b2/0x281 [ 512.627369] should_fail.cold+0x10a/0x149 [ 512.631516] should_failslab+0xd6/0x130 [ 512.635481] kmem_cache_alloc_node+0x263/0x410 [ 512.640042] __alloc_skb+0x5c/0x510 [ 512.643649] kobject_uevent_env+0x882/0xf30 [ 512.647951] lo_ioctl+0x11a6/0x1cd0 [ 512.651563] ? loop_set_status64+0xe0/0xe0 [ 512.655800] blkdev_ioctl+0x540/0x1830 [ 512.659678] ? blkpg_ioctl+0x8d0/0x8d0 [ 512.663548] ? trace_hardirqs_on+0x10/0x10 [ 512.667773] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 512.672860] ? debug_check_no_obj_freed+0x2c0/0x680 [ 512.677864] block_ioctl+0xd9/0x120 [ 512.681474] ? blkdev_fallocate+0x3a0/0x3a0 [ 512.685895] do_vfs_ioctl+0x75a/0xff0 [ 512.689689] ? lock_acquire+0x170/0x3f0 [ 512.693640] ? ioctl_preallocate+0x1a0/0x1a0 [ 512.698026] ? __fget+0x265/0x3e0 [ 512.701467] ? do_vfs_ioctl+0xff0/0xff0 [ 512.705442] ? security_file_ioctl+0x83/0xb0 [ 512.709833] SyS_ioctl+0x7f/0xb0 [ 512.713183] ? do_vfs_ioctl+0xff0/0xff0 [ 512.717144] do_syscall_64+0x1d5/0x640 [ 512.721022] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 512.726199] RIP: 0033:0x7fecb8f3c037 [ 512.729893] RSP: 002b:00007fecb78b0f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 512.738097] RAX: ffffffffffffffda RBX: 00007fecb8f85a20 RCX: 00007fecb8f3c037 [ 512.745344] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 512.752602] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fecb78b11d0 [ 512.759853] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 512.767104] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 [ 512.784017] print_req_error: 20 callbacks suppressed [ 512.784023] print_req_error: I/O error, dev loop5, sector 2 [ 512.795614] buffer_io_error: 17 callbacks suppressed [ 512.795620] Buffer I/O error on dev loop5, logical block 1, async page read [ 512.808007] print_req_error: I/O error, dev loop5, sector 4 [ 512.813820] Buffer I/O error on dev loop5, logical block 2, async page read [ 512.821059] print_req_error: I/O error, dev loop5, sector 6 [ 512.826824] Buffer I/O error on dev loop5, logical block 3, async page read [ 512.841298] ISOFS: Unable to identify CD-ROM format. [ 512.851104] ISOFS: Unable to identify CD-ROM format. 10:49:31 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 16) 10:49:31 executing program 2: r0 = syz_open_dev$dri(&(0x7f0000000000), 0x4, 0x80) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(r0, 0xc00864bf, &(0x7f0000000040)) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) 10:49:31 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) bind$netlink(r0, &(0x7f0000000000)={0x10, 0x0, 0x25dfdbfd, 0x80000000}, 0xc) 10:49:31 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) (async, rerun: 64) recvfrom$l2tp6(r2, &(0x7f0000000140)=""/99, 0xfffffffffffffcc6, 0x12104, &(0x7f00000000c0)={0xa, 0x0, 0x0, @loopback}, 0x20) (async, rerun: 64) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) 10:49:31 executing program 5: socket$nl_audit(0x10, 0x3, 0x9) socket$nl_audit(0x10, 0x3, 0x9) r0 = bpf$MAP_CREATE(0x0, &(0x7f00000016c0)=@bloom_filter={0x1e, 0x100, 0x7ff, 0xfffffff9, 0x160, 0x1, 0x200, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x5, 0x9}, 0x48) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = bpf$MAP_CREATE(0x0, &(0x7f00000019c0)=@bloom_filter={0x1e, 0x0, 0x9, 0x2, 0x40, 0xffffffffffffffff, 0x7fffffff, '\x00', 0x0, 0xffffffffffffffff, 0x5, 0x4, 0x1}, 0x48) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r3) openat$incfs(r3, &(0x7f0000001900)='.pending_reads\x00', 0x601000, 0x1) r4 = openat$incfs(0xffffffffffffff9c, &(0x7f0000001a40)='.pending_reads\x00', 0x34241, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000001ac0)={0x1c, 0x9, &(0x7f0000001840)=ANY=[@ANYBLOB="184000000100000000000000f2ffffff1855000006000000000000000000000018130000", @ANYRES32=r0, @ANYBLOB="000000000000000018230000", @ANYRES32=0x1, @ANYBLOB="00000000000000004f5285ff09000000"], &(0x7f00000018c0)='GPL\x00', 0x40, 0x0, &(0x7f0000001900), 0x40f00, 0xb, '\x00', 0x0, 0x11, 0xffffffffffffffff, 0x8, &(0x7f0000001940)={0x1, 0x1}, 0x8, 0x10, &(0x7f0000001980)={0x2, 0x0, 0x97, 0x800}, 0x10, 0xffffffffffffffff, r1, 0x0, &(0x7f0000001a80)=[r2, 0x1, 0x1, r4]}, 0x80) r5 = socket$nl_crypto(0x10, 0x3, 0x15) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(r5, 0x10e, 0x1, &(0x7f0000000000)=0x18, 0x4) syz_mount_image$romfs(&(0x7f00000000c0), &(0x7f0000000100)='.\x00', 0x1ff, 0x7, &(0x7f0000001600)=[{&(0x7f0000000140)="22b931910a89dc9a69e7154236ace8d30519299cd6539e6b0770d9dc756e0ce6d43878f72181d72d966e12bc487521c258629d43c33e988d8092f6a666fb96c1", 0x40, 0x9}, {&(0x7f0000000180)="eb7b8308b0a97264956c76b968a0a99d6325c8bc5414439e04e3803db7351d4ecc83813da70f3da3594746ecf7956b84e2ca0cd7bda19f95d8d51c825f08f92441acf418a66614d3a8e97ee18289a40ac2e2af641ad42a2d01ead44f347cc0d1efe4bdd038", 0x65, 0x200}, {&(0x7f0000000200)="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", 0x1000, 0x2}, {&(0x7f0000001200)="feee1cc975fe9c197b4f01732e0a6b2c1937b7bc8de615c44879f2280c7b97b999e56656f40b178a2e936184b6551136502bed43c4996ae15f99c414a0b726486030db37abc178bacb6e0acb9e1ed5b68c66a1959ac89fdecbeb228357552c4f099f59342508b089e0fcbe33f0a72907f7f47b0e7cd6d253287175c272f51d96620a2c75f40526eb0d886c1261ccb53ffad94fdbfe00eee6809e24df873312e125075c4ec1b1fc52bf2ce5424782e2fbc20691d3f0bb5cdf8bb8c4bcab673e47062b7fe8229e9e", 0xc7, 0xa96e}, {&(0x7f0000001300)="9b12125ed316920a023c40f56be81986b33aa599df6143d29a178a8da79c1c208f6b81a30dd3448c42b2eeb4db019175138b477662f124ec3d14cb7f28196451bcbea955a40a1db3194ee3eb3042f38c7946a3b0b9fb8738874abfb258d86feb039f3782a453f8953d5a94627bf526d5d30a3d9682ca5a021b7449b279cc1da6643a0adbbbad95933519daab358d6747fcc3341240c4253a735d9974a568a5cae1f150b9344d10bd8b997d2d06dfcd7c3cb7a86029778806d084d6e37ec8ef76eb3dde0ff6c26974c9375b391ce7463030", 0xd1, 0x7}, {&(0x7f0000001400)="0db1d21b7ac5c8b2902936d6767a10cb7496af79b1d59609092b8edc2ce0ef23c431d89bbbd7100b013b3443701ac7185b739683b4f758f9040c353fa6bf63ff8eed5743106e87ba4b3c99845a8e4101e1f53b4d8cbfbaeaf07849592f33ba4782036daf5767a175a571851e9cc7a26ed8591c25f808f1cd47d00bbc7e89048a75078aa7b2cb850daf76ab9a0036dcf1aa279e011255c8bf3f345b5cfc3e794050c5b82d011afb16d511cc1852dcbf6e346d1cb17977bb396fda39a6f537fd9706642445", 0xc4, 0x28}, {&(0x7f0000001500)="893d17627fd9312d3f4e0c20d6fc684363e1714142ee8f64560abbbf0051134289114c1a703cfd2bdff8cbad97fe56c9c131733f675530f0a94ee7c5ca1f428d949056486406ff6b846422e7b632e65f5676cfff643ed980a9ca111786026130555165e53626f6311de13d81f5405a2f7ea3342bbd3f4bc2aed0a7d4030d2425265e88df15206a243675e4080ded96d71aba274328771e484fc64bbee133a638baec7f042e6aabf75e92205ec70f235b7976df0876ffecfeeeda8ce0592edfd2109306c7b6fcf58fcc52384855108afb4308770835b545", 0xd7, 0x2}], 0x8000, &(0x7f0000001740)=ANY=[@ANYBLOB="2e70656e64696e675f7265616473002c2c2c66756e633d4b455845435f494e495452414d46535f434845434b2c61707072616973655f74797065db3e65a73a63455fc13d696d617369672c646f6e745f61707072616973652c736d61636b6673726f6f743d252c6d61736b3d5e4d41595f524541442c6d61736b3d4d41595f524541442c00310a9d2a51ab5758a1bc3cf91ecbd6a56a848b2cdec5fd97d3dd9c8b2cc16423b5c949865d06b873b9045f55678d19138bbe57f04aabf9dd5f06b3ce04b3e1d9ac67104e4613376f6734701302687c9244b84e2606c9c0e62cd8b85b21e9bb17a4bf2194cd7a5f04371d98f26d6b87f65c3308de01fe"]) openat$incfs(0xffffffffffffff9c, &(0x7f0000000040)='.pending_reads\x00', 0x14100, 0x40) 10:49:31 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 28) 10:49:32 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) recvfrom$l2tp6(r2, &(0x7f0000000140)=""/99, 0xfffffffffffffcc6, 0x12104, &(0x7f00000000c0)={0xa, 0x0, 0x0, @loopback}, 0x20) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) socket$l2tp6(0xa, 0x2, 0x73) (async) pipe(&(0x7f0000000100)) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) pipe(&(0x7f0000000100)) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) (async) recvfrom$l2tp6(r2, &(0x7f0000000140)=""/99, 0xfffffffffffffcc6, 0x12104, &(0x7f00000000c0)={0xa, 0x0, 0x0, @loopback}, 0x20) (async) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) (async) 10:49:32 executing program 2: r0 = syz_open_dev$dri(&(0x7f0000000000), 0x4, 0x80) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(r0, 0xc00864bf, &(0x7f0000000040)) (async) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) 10:49:32 executing program 5: socket$nl_audit(0x10, 0x3, 0x9) socket$nl_audit(0x10, 0x3, 0x9) r0 = bpf$MAP_CREATE(0x0, &(0x7f00000016c0)=@bloom_filter={0x1e, 0x100, 0x7ff, 0xfffffff9, 0x160, 0x1, 0x200, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x5, 0x9}, 0x48) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = bpf$MAP_CREATE(0x0, &(0x7f00000019c0)=@bloom_filter={0x1e, 0x0, 0x9, 0x2, 0x40, 0xffffffffffffffff, 0x7fffffff, '\x00', 0x0, 0xffffffffffffffff, 0x5, 0x4, 0x1}, 0x48) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r3) openat$incfs(r3, &(0x7f0000001900)='.pending_reads\x00', 0x601000, 0x1) r4 = openat$incfs(0xffffffffffffff9c, &(0x7f0000001a40)='.pending_reads\x00', 0x34241, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000001ac0)={0x1c, 0x9, &(0x7f0000001840)=ANY=[@ANYBLOB="184000000100000000000000f2ffffff1855000006000000000000000000000018130000", @ANYRES32=r0, @ANYBLOB="000000000000000018230000", @ANYRES32=0x1, @ANYBLOB="00000000000000004f5285ff09000000"], &(0x7f00000018c0)='GPL\x00', 0x40, 0x0, &(0x7f0000001900), 0x40f00, 0xb, '\x00', 0x0, 0x11, 0xffffffffffffffff, 0x8, &(0x7f0000001940)={0x1, 0x1}, 0x8, 0x10, &(0x7f0000001980)={0x2, 0x0, 0x97, 0x800}, 0x10, 0xffffffffffffffff, r1, 0x0, &(0x7f0000001a80)=[r2, 0x1, 0x1, r4]}, 0x80) r5 = socket$nl_crypto(0x10, 0x3, 0x15) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(r5, 0x10e, 0x1, &(0x7f0000000000)=0x18, 0x4) syz_mount_image$romfs(&(0x7f00000000c0), &(0x7f0000000100)='.\x00', 0x1ff, 0x7, &(0x7f0000001600)=[{&(0x7f0000000140)="22b931910a89dc9a69e7154236ace8d30519299cd6539e6b0770d9dc756e0ce6d43878f72181d72d966e12bc487521c258629d43c33e988d8092f6a666fb96c1", 0x40, 0x9}, {&(0x7f0000000180)="eb7b8308b0a97264956c76b968a0a99d6325c8bc5414439e04e3803db7351d4ecc83813da70f3da3594746ecf7956b84e2ca0cd7bda19f95d8d51c825f08f92441acf418a66614d3a8e97ee18289a40ac2e2af641ad42a2d01ead44f347cc0d1efe4bdd038", 0x65, 0x200}, {&(0x7f0000000200)="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", 0x1000, 0x2}, {&(0x7f0000001200)="feee1cc975fe9c197b4f01732e0a6b2c1937b7bc8de615c44879f2280c7b97b999e56656f40b178a2e936184b6551136502bed43c4996ae15f99c414a0b726486030db37abc178bacb6e0acb9e1ed5b68c66a1959ac89fdecbeb228357552c4f099f59342508b089e0fcbe33f0a72907f7f47b0e7cd6d253287175c272f51d96620a2c75f40526eb0d886c1261ccb53ffad94fdbfe00eee6809e24df873312e125075c4ec1b1fc52bf2ce5424782e2fbc20691d3f0bb5cdf8bb8c4bcab673e47062b7fe8229e9e", 0xc7, 0xa96e}, {&(0x7f0000001300)="9b12125ed316920a023c40f56be81986b33aa599df6143d29a178a8da79c1c208f6b81a30dd3448c42b2eeb4db019175138b477662f124ec3d14cb7f28196451bcbea955a40a1db3194ee3eb3042f38c7946a3b0b9fb8738874abfb258d86feb039f3782a453f8953d5a94627bf526d5d30a3d9682ca5a021b7449b279cc1da6643a0adbbbad95933519daab358d6747fcc3341240c4253a735d9974a568a5cae1f150b9344d10bd8b997d2d06dfcd7c3cb7a86029778806d084d6e37ec8ef76eb3dde0ff6c26974c9375b391ce7463030", 0xd1, 0x7}, {&(0x7f0000001400)="0db1d21b7ac5c8b2902936d6767a10cb7496af79b1d59609092b8edc2ce0ef23c431d89bbbd7100b013b3443701ac7185b739683b4f758f9040c353fa6bf63ff8eed5743106e87ba4b3c99845a8e4101e1f53b4d8cbfbaeaf07849592f33ba4782036daf5767a175a571851e9cc7a26ed8591c25f808f1cd47d00bbc7e89048a75078aa7b2cb850daf76ab9a0036dcf1aa279e011255c8bf3f345b5cfc3e794050c5b82d011afb16d511cc1852dcbf6e346d1cb17977bb396fda39a6f537fd9706642445", 0xc4, 0x28}, {&(0x7f0000001500)="893d17627fd9312d3f4e0c20d6fc684363e1714142ee8f64560abbbf0051134289114c1a703cfd2bdff8cbad97fe56c9c131733f675530f0a94ee7c5ca1f428d949056486406ff6b846422e7b632e65f5676cfff643ed980a9ca111786026130555165e53626f6311de13d81f5405a2f7ea3342bbd3f4bc2aed0a7d4030d2425265e88df15206a243675e4080ded96d71aba274328771e484fc64bbee133a638baec7f042e6aabf75e92205ec70f235b7976df0876ffecfeeeda8ce0592edfd2109306c7b6fcf58fcc52384855108afb4308770835b545", 0xd7, 0x2}], 0x8000, &(0x7f0000001740)=ANY=[@ANYBLOB="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"]) [ 512.962567] print_req_error: I/O error, dev loop5, sector 0 [ 512.982460] FAULT_INJECTION: forcing a failure. [ 512.982460] name failslab, interval 1, probability 0, space 0, times 0 [ 512.995835] CPU: 1 PID: 12876 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 512.996642] FAULT_INJECTION: forcing a failure. 10:49:32 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) bind$netlink(r0, &(0x7f0000000000)={0x10, 0x0, 0x25dfdbfd, 0x80000000}, 0xc) 10:49:32 executing program 1: socket$l2tp6(0xa, 0x2, 0x73) r0 = socket$inet6(0xa, 0x6, 0x5) recvfrom$l2tp6(r0, 0x0, 0xfffffffffffffd77, 0x0, 0x0, 0x0) ioctl$SIOCNRDECOBS(0xffffffffffffffff, 0x89e2) setsockopt$netrom_NETROM_T2(0xffffffffffffffff, 0x103, 0x2, &(0x7f0000000000)=0x10001, 0x4) [ 512.996642] name failslab, interval 1, probability 0, space 0, times 0 [ 513.003720] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 513.003725] Call Trace: [ 513.003742] dump_stack+0x1b2/0x281 [ 513.003758] should_fail.cold+0x10a/0x149 [ 513.003771] should_failslab+0xd6/0x130 [ 513.003785] kmem_cache_alloc_node+0x263/0x410 [ 513.003799] __alloc_skb+0x5c/0x510 [ 513.003811] kobject_uevent_env+0x882/0xf30 [ 513.003828] lo_ioctl+0x11a6/0x1cd0 [ 513.003842] ? loop_set_status64+0xe0/0xe0 [ 513.003857] blkdev_ioctl+0x540/0x1830 [ 513.003868] ? blkpg_ioctl+0x8d0/0x8d0 [ 513.003877] ? trace_hardirqs_on+0x10/0x10 [ 513.003891] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 513.003901] ? debug_check_no_obj_freed+0x2c0/0x680 [ 513.003915] block_ioctl+0xd9/0x120 [ 513.003922] ? blkdev_fallocate+0x3a0/0x3a0 [ 513.003931] do_vfs_ioctl+0x75a/0xff0 [ 513.003940] ? lock_acquire+0x170/0x3f0 [ 513.003948] ? ioctl_preallocate+0x1a0/0x1a0 [ 513.003959] ? __fget+0x265/0x3e0 [ 513.003969] ? do_vfs_ioctl+0xff0/0xff0 [ 513.003979] ? security_file_ioctl+0x83/0xb0 [ 513.003991] SyS_ioctl+0x7f/0xb0 [ 513.116401] ? do_vfs_ioctl+0xff0/0xff0 [ 513.120370] do_syscall_64+0x1d5/0x640 [ 513.124242] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 513.129447] RIP: 0033:0x7fecb8f3c037 [ 513.133147] RSP: 002b:00007fecb78b0f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 513.140835] RAX: ffffffffffffffda RBX: 00007fecb8f85a20 RCX: 00007fecb8f3c037 [ 513.148084] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 513.155341] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fecb78b11d0 [ 513.162590] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 513.169841] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 [ 513.177106] CPU: 0 PID: 12877 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 513.184982] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 513.194333] Call Trace: [ 513.196922] dump_stack+0x1b2/0x281 [ 513.200555] should_fail.cold+0x10a/0x149 [ 513.204736] should_failslab+0xd6/0x130 [ 513.208700] kmem_cache_alloc+0x28e/0x3c0 [ 513.212840] __kernfs_new_node+0x6f/0x470 [ 513.216970] kernfs_new_node+0x7b/0xe0 [ 513.220848] __kernfs_create_file+0x3d/0x320 [ 513.225245] sysfs_add_file_mode_ns+0x1e1/0x450 [ 513.229888] ? kernfs_create_dir_ns+0x171/0x200 [ 513.234531] internal_create_group+0x22b/0x710 [ 513.239097] lo_ioctl+0x1137/0x1cd0 [ 513.242710] ? loop_set_status64+0xe0/0xe0 [ 513.246931] blkdev_ioctl+0x540/0x1830 [ 513.250805] ? blkpg_ioctl+0x8d0/0x8d0 [ 513.254698] ? trace_hardirqs_on+0x10/0x10 [ 513.258919] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 513.264001] ? debug_check_no_obj_freed+0x2c0/0x680 [ 513.269000] block_ioctl+0xd9/0x120 [ 513.272605] ? blkdev_fallocate+0x3a0/0x3a0 [ 513.277018] do_vfs_ioctl+0x75a/0xff0 [ 513.280804] ? lock_acquire+0x170/0x3f0 [ 513.284765] ? ioctl_preallocate+0x1a0/0x1a0 [ 513.289187] ? __fget+0x265/0x3e0 [ 513.292631] ? do_vfs_ioctl+0xff0/0xff0 [ 513.296586] ? security_file_ioctl+0x83/0xb0 [ 513.300982] SyS_ioctl+0x7f/0xb0 [ 513.304505] ? do_vfs_ioctl+0xff0/0xff0 [ 513.308476] do_syscall_64+0x1d5/0x640 [ 513.312346] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 513.317512] RIP: 0033:0x7fbee387e037 [ 513.321198] RSP: 002b:00007fbee21f2f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 513.328899] RAX: ffffffffffffffda RBX: 00007fbee38c7a20 RCX: 00007fbee387e037 [ 513.336181] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 513.343434] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fbee21f31d0 [ 513.350704] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 10:49:32 executing program 2: r0 = syz_open_dev$dri(&(0x7f0000000000), 0x4, 0x80) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(r0, 0xc00864bf, &(0x7f0000000040)) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) syz_open_dev$dri(&(0x7f0000000000), 0x4, 0x80) (async) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(r0, 0xc00864bf, &(0x7f0000000040)) (async) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) (async) [ 513.357961] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 [ 513.405075] ISOFS: Unable to identify CD-ROM format. [ 513.423977] ISOFS: Unable to identify CD-ROM format. 10:49:32 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 17) 10:49:32 executing program 5: socket$nl_audit(0x10, 0x3, 0x9) socket$nl_audit(0x10, 0x3, 0x9) r0 = bpf$MAP_CREATE(0x0, &(0x7f00000016c0)=@bloom_filter={0x1e, 0x100, 0x7ff, 0xfffffff9, 0x160, 0x1, 0x200, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x5, 0x9}, 0x48) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = bpf$MAP_CREATE(0x0, &(0x7f00000019c0)=@bloom_filter={0x1e, 0x0, 0x9, 0x2, 0x40, 0xffffffffffffffff, 0x7fffffff, '\x00', 0x0, 0xffffffffffffffff, 0x5, 0x4, 0x1}, 0x48) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r3) openat$incfs(r3, &(0x7f0000001900)='.pending_reads\x00', 0x601000, 0x1) r4 = openat$incfs(0xffffffffffffff9c, &(0x7f0000001a40)='.pending_reads\x00', 0x34241, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000001ac0)={0x1c, 0x9, &(0x7f0000001840)=ANY=[@ANYBLOB="184000000100000000000000f2ffffff1855000006000000000000000000000018130000", @ANYRES32=r0, @ANYBLOB="000000000000000018230000", @ANYRES32=0x1, @ANYBLOB="00000000000000004f5285ff09000000"], &(0x7f00000018c0)='GPL\x00', 0x40, 0x0, &(0x7f0000001900), 0x40f00, 0xb, '\x00', 0x0, 0x11, 0xffffffffffffffff, 0x8, &(0x7f0000001940)={0x1, 0x1}, 0x8, 0x10, &(0x7f0000001980)={0x2, 0x0, 0x97, 0x800}, 0x10, 0xffffffffffffffff, r1, 0x0, &(0x7f0000001a80)=[r2, 0x1, 0x1, r4]}, 0x80) socket$nl_crypto(0x10, 0x3, 0x15) syz_mount_image$romfs(&(0x7f00000000c0), &(0x7f0000000100)='.\x00', 0x1ff, 0x7, &(0x7f0000001600)=[{&(0x7f0000000140)="22b931910a89dc9a69e7154236ace8d30519299cd6539e6b0770d9dc756e0ce6d43878f72181d72d966e12bc487521c258629d43c33e988d8092f6a666fb96c1", 0x40, 0x9}, {&(0x7f0000000180)="eb7b8308b0a97264956c76b968a0a99d6325c8bc5414439e04e3803db7351d4ecc83813da70f3da3594746ecf7956b84e2ca0cd7bda19f95d8d51c825f08f92441acf418a66614d3a8e97ee18289a40ac2e2af641ad42a2d01ead44f347cc0d1efe4bdd038", 0x65, 0x200}, {&(0x7f0000000200)="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", 0x1000, 0x2}, {&(0x7f0000001200)="feee1cc975fe9c197b4f01732e0a6b2c1937b7bc8de615c44879f2280c7b97b999e56656f40b178a2e936184b6551136502bed43c4996ae15f99c414a0b726486030db37abc178bacb6e0acb9e1ed5b68c66a1959ac89fdecbeb228357552c4f099f59342508b089e0fcbe33f0a72907f7f47b0e7cd6d253287175c272f51d96620a2c75f40526eb0d886c1261ccb53ffad94fdbfe00eee6809e24df873312e125075c4ec1b1fc52bf2ce5424782e2fbc20691d3f0bb5cdf8bb8c4bcab673e47062b7fe8229e9e", 0xc7, 0xa96e}, {&(0x7f0000001300)="9b12125ed316920a023c40f56be81986b33aa599df6143d29a178a8da79c1c208f6b81a30dd3448c42b2eeb4db019175138b477662f124ec3d14cb7f28196451bcbea955a40a1db3194ee3eb3042f38c7946a3b0b9fb8738874abfb258d86feb039f3782a453f8953d5a94627bf526d5d30a3d9682ca5a021b7449b279cc1da6643a0adbbbad95933519daab358d6747fcc3341240c4253a735d9974a568a5cae1f150b9344d10bd8b997d2d06dfcd7c3cb7a86029778806d084d6e37ec8ef76eb3dde0ff6c26974c9375b391ce7463030", 0xd1, 0x7}, {&(0x7f0000001400)="0db1d21b7ac5c8b2902936d6767a10cb7496af79b1d59609092b8edc2ce0ef23c431d89bbbd7100b013b3443701ac7185b739683b4f758f9040c353fa6bf63ff8eed5743106e87ba4b3c99845a8e4101e1f53b4d8cbfbaeaf07849592f33ba4782036daf5767a175a571851e9cc7a26ed8591c25f808f1cd47d00bbc7e89048a75078aa7b2cb850daf76ab9a0036dcf1aa279e011255c8bf3f345b5cfc3e794050c5b82d011afb16d511cc1852dcbf6e346d1cb17977bb396fda39a6f537fd9706642445", 0xc4, 0x28}, {&(0x7f0000001500)="893d17627fd9312d3f4e0c20d6fc684363e1714142ee8f64560abbbf0051134289114c1a703cfd2bdff8cbad97fe56c9c131733f675530f0a94ee7c5ca1f428d949056486406ff6b846422e7b632e65f5676cfff643ed980a9ca111786026130555165e53626f6311de13d81f5405a2f7ea3342bbd3f4bc2aed0a7d4030d2425265e88df15206a243675e4080ded96d71aba274328771e484fc64bbee133a638baec7f042e6aabf75e92205ec70f235b7976df0876ffecfeeeda8ce0592edfd2109306c7b6fcf58fcc52384855108afb4308770835b545", 0xd7, 0x2}], 0x8000, &(0x7f0000001740)=ANY=[@ANYBLOB="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"]) 10:49:32 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) bind$netlink(r0, &(0x7f0000000000)={0x10, 0x0, 0x25dfdbfd, 0x80000000}, 0xc) 10:49:32 executing program 2: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) ioctl$FS_IOC_SET_ENCRYPTION_POLICY(r0, 0x800c6613, &(0x7f0000000000)=@v1={0x0, @adiantum, 0x10, @desc2}) 10:49:32 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 29) 10:49:32 executing program 1: socket$l2tp6(0xa, 0x2, 0x73) (async) r0 = socket$inet6(0xa, 0x6, 0x5) recvfrom$l2tp6(r0, 0x0, 0xfffffffffffffd77, 0x0, 0x0, 0x0) ioctl$SIOCNRDECOBS(0xffffffffffffffff, 0x89e2) (async) setsockopt$netrom_NETROM_T2(0xffffffffffffffff, 0x103, 0x2, &(0x7f0000000000)=0x10001, 0x4) [ 513.527880] FAULT_INJECTION: forcing a failure. [ 513.527880] name failslab, interval 1, probability 0, space 0, times 0 [ 513.542111] CPU: 0 PID: 12927 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 513.549999] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 513.559357] Call Trace: [ 513.561942] dump_stack+0x1b2/0x281 [ 513.565570] should_fail.cold+0x10a/0x149 [ 513.569719] should_failslab+0xd6/0x130 [ 513.573695] kmem_cache_alloc+0x28e/0x3c0 [ 513.577846] __kernfs_new_node+0x6f/0x470 [ 513.581993] kernfs_new_node+0x7b/0xe0 [ 513.585881] __kernfs_create_file+0x3d/0x320 [ 513.590288] sysfs_add_file_mode_ns+0x1e1/0x450 [ 513.594969] ? kernfs_create_dir_ns+0x171/0x200 [ 513.599637] internal_create_group+0x22b/0x710 [ 513.604216] lo_ioctl+0x1137/0x1cd0 [ 513.607844] ? loop_set_status64+0xe0/0xe0 [ 513.612081] blkdev_ioctl+0x540/0x1830 [ 513.615964] ? blkpg_ioctl+0x8d0/0x8d0 [ 513.619854] ? trace_hardirqs_on+0x10/0x10 [ 513.624086] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 513.629184] ? debug_check_no_obj_freed+0x2c0/0x680 [ 513.634287] block_ioctl+0xd9/0x120 [ 513.637906] ? blkdev_fallocate+0x3a0/0x3a0 [ 513.642222] do_vfs_ioctl+0x75a/0xff0 [ 513.646021] ? lock_acquire+0x170/0x3f0 [ 513.649991] ? ioctl_preallocate+0x1a0/0x1a0 [ 513.654397] ? __fget+0x265/0x3e0 [ 513.657847] ? do_vfs_ioctl+0xff0/0xff0 [ 513.661831] ? security_file_ioctl+0x83/0xb0 [ 513.666239] SyS_ioctl+0x7f/0xb0 [ 513.668781] FAULT_INJECTION: forcing a failure. [ 513.668781] name failslab, interval 1, probability 0, space 0, times 0 [ 513.669596] ? do_vfs_ioctl+0xff0/0xff0 [ 513.669609] do_syscall_64+0x1d5/0x640 [ 513.669624] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 513.669636] RIP: 0033:0x7fbee387e037 [ 513.697558] RSP: 002b:00007fbee21f2f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 513.705260] RAX: ffffffffffffffda RBX: 00007fbee38c7a20 RCX: 00007fbee387e037 [ 513.712517] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 513.719771] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fbee21f31d0 10:49:32 executing program 1: socket$l2tp6(0xa, 0x2, 0x73) (async) r0 = socket$inet6(0xa, 0x6, 0x5) recvfrom$l2tp6(r0, 0x0, 0xfffffffffffffd77, 0x0, 0x0, 0x0) ioctl$SIOCNRDECOBS(0xffffffffffffffff, 0x89e2) (async, rerun: 64) setsockopt$netrom_NETROM_T2(0xffffffffffffffff, 0x103, 0x2, &(0x7f0000000000)=0x10001, 0x4) (rerun: 64) 10:49:32 executing program 2: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) (async) ioctl$FS_IOC_SET_ENCRYPTION_POLICY(r0, 0x800c6613, &(0x7f0000000000)=@v1={0x0, @adiantum, 0x10, @desc2}) 10:49:32 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) pipe(&(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) syz_genetlink_get_family_id$l2tp(&(0x7f0000000140), r2) getsockopt$netlink(r1, 0x10e, 0x1, &(0x7f0000000000)=""/146, &(0x7f00000000c0)=0x92) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) [ 513.727033] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 513.734290] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 [ 513.752464] CPU: 1 PID: 12931 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 513.760439] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 513.769807] Call Trace: [ 513.772396] dump_stack+0x1b2/0x281 10:49:32 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000040), 0xffffffffffffffff) socket$nl_crypto(0x10, 0x3, 0x15) read$FUSE(0xffffffffffffffff, &(0x7f0000000180)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f00000021c0)={0x20, 0x0, r3, {0xc38, 0x0, 0x9, 0x8}}, 0x20) sendmsg$L2TP_CMD_TUNNEL_MODIFY(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x50, r2, 0x4, 0x70bd29, 0x25dfdbfb, {}, [@L2TP_ATTR_L2SPEC_LEN={0x5, 0x6, 0x20}, @L2TP_ATTR_IP6_DADDR={0x14, 0x20, @empty}, @L2TP_ATTR_VLAN_ID={0x6, 0xe, 0x8}, @L2TP_ATTR_UDP_DPORT={0x6, 0x1b, 0x4e22}, @L2TP_ATTR_UDP_DPORT={0x6, 0x1b, 0x4e22}, @L2TP_ATTR_OFFSET={0x6, 0x3, 0x7}]}, 0x50}, 0x1, 0x0, 0x0, 0x8880}, 0x4008800) 10:49:32 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) (async) r1 = socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000040), 0xffffffffffffffff) (async) socket$nl_crypto(0x10, 0x3, 0x15) (async) read$FUSE(0xffffffffffffffff, &(0x7f0000000180)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f00000021c0)={0x20, 0x0, r3, {0xc38, 0x0, 0x9, 0x8}}, 0x20) (async) sendmsg$L2TP_CMD_TUNNEL_MODIFY(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x50, r2, 0x4, 0x70bd29, 0x25dfdbfb, {}, [@L2TP_ATTR_L2SPEC_LEN={0x5, 0x6, 0x20}, @L2TP_ATTR_IP6_DADDR={0x14, 0x20, @empty}, @L2TP_ATTR_VLAN_ID={0x6, 0xe, 0x8}, @L2TP_ATTR_UDP_DPORT={0x6, 0x1b, 0x4e22}, @L2TP_ATTR_UDP_DPORT={0x6, 0x1b, 0x4e22}, @L2TP_ATTR_OFFSET={0x6, 0x3, 0x7}]}, 0x50}, 0x1, 0x0, 0x0, 0x8880}, 0x4008800) [ 513.776027] should_fail.cold+0x10a/0x149 [ 513.780186] should_failslab+0xd6/0x130 [ 513.784177] kmem_cache_alloc_node+0x263/0x410 [ 513.788762] __alloc_skb+0x5c/0x510 [ 513.792398] kobject_uevent_env+0x882/0xf30 [ 513.796725] lo_ioctl+0x11a6/0x1cd0 [ 513.800353] ? loop_set_status64+0xe0/0xe0 [ 513.804584] blkdev_ioctl+0x540/0x1830 [ 513.808468] ? blkpg_ioctl+0x8d0/0x8d0 [ 513.812349] ? trace_hardirqs_on+0x10/0x10 [ 513.816586] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 513.821682] ? debug_check_no_obj_freed+0x2c0/0x680 10:49:32 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000040), 0xffffffffffffffff) socket$nl_crypto(0x10, 0x3, 0x15) read$FUSE(0xffffffffffffffff, &(0x7f0000000180)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f00000021c0)={0x20, 0x0, r3, {0xc38, 0x0, 0x9, 0x8}}, 0x20) sendmsg$L2TP_CMD_TUNNEL_MODIFY(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x50, r2, 0x4, 0x70bd29, 0x25dfdbfb, {}, [@L2TP_ATTR_L2SPEC_LEN={0x5, 0x6, 0x20}, @L2TP_ATTR_IP6_DADDR={0x14, 0x20, @empty}, @L2TP_ATTR_VLAN_ID={0x6, 0xe, 0x8}, @L2TP_ATTR_UDP_DPORT={0x6, 0x1b, 0x4e22}, @L2TP_ATTR_UDP_DPORT={0x6, 0x1b, 0x4e22}, @L2TP_ATTR_OFFSET={0x6, 0x3, 0x7}]}, 0x50}, 0x1, 0x0, 0x0, 0x8880}, 0x4008800) socket$l2tp6(0xa, 0x2, 0x73) (async) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) (async) socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000040), 0xffffffffffffffff) (async) socket$nl_crypto(0x10, 0x3, 0x15) (async) read$FUSE(0xffffffffffffffff, &(0x7f0000000180)={0x2020}, 0x2020) (async) write$FUSE_IOCTL(0xffffffffffffffff, &(0x7f00000021c0)={0x20, 0x0, r3, {0xc38, 0x0, 0x9, 0x8}}, 0x20) (async) sendmsg$L2TP_CMD_TUNNEL_MODIFY(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x50, r2, 0x4, 0x70bd29, 0x25dfdbfb, {}, [@L2TP_ATTR_L2SPEC_LEN={0x5, 0x6, 0x20}, @L2TP_ATTR_IP6_DADDR={0x14, 0x20, @empty}, @L2TP_ATTR_VLAN_ID={0x6, 0xe, 0x8}, @L2TP_ATTR_UDP_DPORT={0x6, 0x1b, 0x4e22}, @L2TP_ATTR_UDP_DPORT={0x6, 0x1b, 0x4e22}, @L2TP_ATTR_OFFSET={0x6, 0x3, 0x7}]}, 0x50}, 0x1, 0x0, 0x0, 0x8880}, 0x4008800) (async) [ 513.826701] block_ioctl+0xd9/0x120 [ 513.830333] ? blkdev_fallocate+0x3a0/0x3a0 [ 513.834999] do_vfs_ioctl+0x75a/0xff0 [ 513.838800] ? lock_acquire+0x170/0x3f0 [ 513.842770] ? ioctl_preallocate+0x1a0/0x1a0 [ 513.847182] ? __fget+0x265/0x3e0 [ 513.850633] ? do_vfs_ioctl+0xff0/0xff0 [ 513.854607] ? security_file_ioctl+0x83/0xb0 [ 513.859009] SyS_ioctl+0x7f/0xb0 [ 513.862370] ? do_vfs_ioctl+0xff0/0xff0 [ 513.866342] do_syscall_64+0x1d5/0x640 [ 513.870230] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 513.875409] RIP: 0033:0x7fecb8f3c037 [ 513.879110] RSP: 002b:00007fecb78b0f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 513.886831] RAX: ffffffffffffffda RBX: 00007fecb8f85a20 RCX: 00007fecb8f3c037 [ 513.894081] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 513.901327] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fecb78b11d0 [ 513.908589] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 513.915839] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 [ 513.942658] ISOFS: Unable to identify CD-ROM format. [ 513.948224] print_req_error: I/O error, dev loop5, sector 2 [ 513.955450] Buffer I/O error on dev loop5, logical block 1, async page read [ 513.962629] print_req_error: I/O error, dev loop5, sector 4 [ 513.968339] Buffer I/O error on dev loop5, logical block 2, async page read [ 513.975500] print_req_error: I/O error, dev loop5, sector 6 [ 513.981356] Buffer I/O error on dev loop5, logical block 3, async page read [ 513.997911] ISOFS: Unable to identify CD-ROM format. 10:49:33 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 18) 10:49:33 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) r3 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$L2TP_CMD_SESSION_MODIFY(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x44, r3, 0xf08, 0x70bd2b, 0x25dfdbfc, {}, [@L2TP_ATTR_MTU={0x6, 0x1c, 0x9d}, @L2TP_ATTR_MTU={0x6, 0x1c, 0x7}, @L2TP_ATTR_UDP_DPORT={0x6, 0x1b, 0x4e21}, @L2TP_ATTR_L2SPEC_LEN={0x5, 0x6, 0x1}, @L2TP_ATTR_SEND_SEQ={0x5, 0x13, 0x6}, @L2TP_ATTR_ENCAP_TYPE={0x6, 0x2, 0x1}]}, 0x44}, 0x1, 0x0, 0x0, 0x20004010}, 0x40000) sendmsg$L2TP_CMD_SESSION_MODIFY(r1, &(0x7f0000000240)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x40, r3, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@L2TP_ATTR_MRU={0x6, 0x1d, 0x8000}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0x7}, @L2TP_ATTR_L2SPEC_LEN={0x5, 0x6, 0x81}, @L2TP_ATTR_DATA_SEQ={0x5, 0x4, 0x9}, @L2TP_ATTR_PEER_COOKIE={0xc, 0x10, 0x9}]}, 0x40}, 0x1, 0x0, 0x0, 0x80}, 0x1) 10:49:33 executing program 2: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) (async) ioctl$FS_IOC_SET_ENCRYPTION_POLICY(r0, 0x800c6613, &(0x7f0000000000)=@v1={0x0, @adiantum, 0x10, @desc2}) 10:49:33 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) pipe(&(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000140), r2) (async) getsockopt$netlink(r1, 0x10e, 0x1, &(0x7f0000000000)=""/146, &(0x7f00000000c0)=0x92) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) 10:49:33 executing program 5: socket$nl_audit(0x10, 0x3, 0x9) socket$nl_audit(0x10, 0x3, 0x9) r0 = bpf$MAP_CREATE(0x0, &(0x7f00000016c0)=@bloom_filter={0x1e, 0x100, 0x7ff, 0xfffffff9, 0x160, 0x1, 0x200, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x5, 0x9}, 0x48) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = bpf$MAP_CREATE(0x0, &(0x7f00000019c0)=@bloom_filter={0x1e, 0x0, 0x9, 0x2, 0x40, 0xffffffffffffffff, 0x7fffffff, '\x00', 0x0, 0xffffffffffffffff, 0x5, 0x4, 0x1}, 0x48) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r3) openat$incfs(r3, &(0x7f0000001900)='.pending_reads\x00', 0x601000, 0x1) r4 = openat$incfs(0xffffffffffffff9c, &(0x7f0000001a40)='.pending_reads\x00', 0x34241, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000001ac0)={0x1c, 0x9, &(0x7f0000001840)=ANY=[@ANYBLOB="184000000100000000000000f2ffffff1855000006000000000000000000000018130000", @ANYRES32=r0, @ANYBLOB="000000000000000018230000", @ANYRES32=0x1, @ANYBLOB="00000000000000004f5285ff09000000"], &(0x7f00000018c0)='GPL\x00', 0x40, 0x0, &(0x7f0000001900), 0x40f00, 0xb, '\x00', 0x0, 0x11, 0xffffffffffffffff, 0x8, &(0x7f0000001940)={0x1, 0x1}, 0x8, 0x10, &(0x7f0000001980)={0x2, 0x0, 0x97, 0x800}, 0x10, 0xffffffffffffffff, r1, 0x0, &(0x7f0000001a80)=[r2, 0x1, 0x1, r4]}, 0x80) syz_mount_image$romfs(&(0x7f00000000c0), &(0x7f0000000100)='.\x00', 0x1ff, 0x7, &(0x7f0000001600)=[{&(0x7f0000000140)="22b931910a89dc9a69e7154236ace8d30519299cd6539e6b0770d9dc756e0ce6d43878f72181d72d966e12bc487521c258629d43c33e988d8092f6a666fb96c1", 0x40, 0x9}, {&(0x7f0000000180)="eb7b8308b0a97264956c76b968a0a99d6325c8bc5414439e04e3803db7351d4ecc83813da70f3da3594746ecf7956b84e2ca0cd7bda19f95d8d51c825f08f92441acf418a66614d3a8e97ee18289a40ac2e2af641ad42a2d01ead44f347cc0d1efe4bdd038", 0x65, 0x200}, {&(0x7f0000000200)="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", 0x1000, 0x2}, {&(0x7f0000001200)="feee1cc975fe9c197b4f01732e0a6b2c1937b7bc8de615c44879f2280c7b97b999e56656f40b178a2e936184b6551136502bed43c4996ae15f99c414a0b726486030db37abc178bacb6e0acb9e1ed5b68c66a1959ac89fdecbeb228357552c4f099f59342508b089e0fcbe33f0a72907f7f47b0e7cd6d253287175c272f51d96620a2c75f40526eb0d886c1261ccb53ffad94fdbfe00eee6809e24df873312e125075c4ec1b1fc52bf2ce5424782e2fbc20691d3f0bb5cdf8bb8c4bcab673e47062b7fe8229e9e", 0xc7, 0xa96e}, {&(0x7f0000001300)="9b12125ed316920a023c40f56be81986b33aa599df6143d29a178a8da79c1c208f6b81a30dd3448c42b2eeb4db019175138b477662f124ec3d14cb7f28196451bcbea955a40a1db3194ee3eb3042f38c7946a3b0b9fb8738874abfb258d86feb039f3782a453f8953d5a94627bf526d5d30a3d9682ca5a021b7449b279cc1da6643a0adbbbad95933519daab358d6747fcc3341240c4253a735d9974a568a5cae1f150b9344d10bd8b997d2d06dfcd7c3cb7a86029778806d084d6e37ec8ef76eb3dde0ff6c26974c9375b391ce7463030", 0xd1, 0x7}, {&(0x7f0000001400)="0db1d21b7ac5c8b2902936d6767a10cb7496af79b1d59609092b8edc2ce0ef23c431d89bbbd7100b013b3443701ac7185b739683b4f758f9040c353fa6bf63ff8eed5743106e87ba4b3c99845a8e4101e1f53b4d8cbfbaeaf07849592f33ba4782036daf5767a175a571851e9cc7a26ed8591c25f808f1cd47d00bbc7e89048a75078aa7b2cb850daf76ab9a0036dcf1aa279e011255c8bf3f345b5cfc3e794050c5b82d011afb16d511cc1852dcbf6e346d1cb17977bb396fda39a6f537fd9706642445", 0xc4, 0x28}, {&(0x7f0000001500)="893d17627fd9312d3f4e0c20d6fc684363e1714142ee8f64560abbbf0051134289114c1a703cfd2bdff8cbad97fe56c9c131733f675530f0a94ee7c5ca1f428d949056486406ff6b846422e7b632e65f5676cfff643ed980a9ca111786026130555165e53626f6311de13d81f5405a2f7ea3342bbd3f4bc2aed0a7d4030d2425265e88df15206a243675e4080ded96d71aba274328771e484fc64bbee133a638baec7f042e6aabf75e92205ec70f235b7976df0876ffecfeeeda8ce0592edfd2109306c7b6fcf58fcc52384855108afb4308770835b545", 0xd7, 0x2}], 0x8000, &(0x7f0000001740)=ANY=[@ANYBLOB="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"]) 10:49:33 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 30) [ 514.098515] FAULT_INJECTION: forcing a failure. [ 514.098515] name failslab, interval 1, probability 0, space 0, times 0 [ 514.114764] CPU: 0 PID: 12995 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 514.122657] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 514.132012] Call Trace: [ 514.134596] dump_stack+0x1b2/0x281 [ 514.138315] should_fail.cold+0x10a/0x149 [ 514.142490] should_failslab+0xd6/0x130 [ 514.146463] kmem_cache_alloc_node_trace+0x25a/0x400 [ 514.150643] FAULT_INJECTION: forcing a failure. [ 514.150643] name failslab, interval 1, probability 0, space 0, times 0 [ 514.151587] __kmalloc_node_track_caller+0x38/0x70 [ 514.167760] __alloc_skb+0x96/0x510 [ 514.171385] kobject_uevent_env+0x882/0xf30 [ 514.175707] lo_ioctl+0x11a6/0x1cd0 [ 514.179340] ? loop_set_status64+0xe0/0xe0 [ 514.183561] blkdev_ioctl+0x540/0x1830 [ 514.187431] ? blkpg_ioctl+0x8d0/0x8d0 [ 514.191300] ? trace_hardirqs_on+0x10/0x10 [ 514.195521] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 514.200615] ? debug_check_no_obj_freed+0x2c0/0x680 [ 514.205618] block_ioctl+0xd9/0x120 [ 514.209237] ? blkdev_fallocate+0x3a0/0x3a0 [ 514.213545] do_vfs_ioctl+0x75a/0xff0 [ 514.217327] ? lock_acquire+0x170/0x3f0 [ 514.221282] ? ioctl_preallocate+0x1a0/0x1a0 [ 514.225958] ? __fget+0x265/0x3e0 [ 514.229393] ? do_vfs_ioctl+0xff0/0xff0 [ 514.233352] ? security_file_ioctl+0x83/0xb0 [ 514.237751] SyS_ioctl+0x7f/0xb0 [ 514.241117] ? do_vfs_ioctl+0xff0/0xff0 [ 514.245074] do_syscall_64+0x1d5/0x640 [ 514.248948] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 514.254118] RIP: 0033:0x7fecb8f3c037 [ 514.257811] RSP: 002b:00007fecb78b0f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 514.265504] RAX: ffffffffffffffda RBX: 00007fecb8f85a20 RCX: 00007fecb8f3c037 [ 514.272761] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 514.280018] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fecb78b11d0 [ 514.287268] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 10:49:33 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) r3 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$L2TP_CMD_SESSION_MODIFY(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x44, r3, 0xf08, 0x70bd2b, 0x25dfdbfc, {}, [@L2TP_ATTR_MTU={0x6, 0x1c, 0x9d}, @L2TP_ATTR_MTU={0x6, 0x1c, 0x7}, @L2TP_ATTR_UDP_DPORT={0x6, 0x1b, 0x4e21}, @L2TP_ATTR_L2SPEC_LEN={0x5, 0x6, 0x1}, @L2TP_ATTR_SEND_SEQ={0x5, 0x13, 0x6}, @L2TP_ATTR_ENCAP_TYPE={0x6, 0x2, 0x1}]}, 0x44}, 0x1, 0x0, 0x0, 0x20004010}, 0x40000) sendmsg$L2TP_CMD_SESSION_MODIFY(r1, &(0x7f0000000240)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x40, r3, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@L2TP_ATTR_MRU={0x6, 0x1d, 0x8000}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0x7}, @L2TP_ATTR_L2SPEC_LEN={0x5, 0x6, 0x81}, @L2TP_ATTR_DATA_SEQ={0x5, 0x4, 0x9}, @L2TP_ATTR_PEER_COOKIE={0xc, 0x10, 0x9}]}, 0x40}, 0x1, 0x0, 0x0, 0x80}, 0x1) socket$l2tp6(0xa, 0x2, 0x73) (async) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) (async) pipe(&(0x7f0000000100)) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000040), 0xffffffffffffffff) (async) sendmsg$L2TP_CMD_SESSION_MODIFY(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x44, r3, 0xf08, 0x70bd2b, 0x25dfdbfc, {}, [@L2TP_ATTR_MTU={0x6, 0x1c, 0x9d}, @L2TP_ATTR_MTU={0x6, 0x1c, 0x7}, @L2TP_ATTR_UDP_DPORT={0x6, 0x1b, 0x4e21}, @L2TP_ATTR_L2SPEC_LEN={0x5, 0x6, 0x1}, @L2TP_ATTR_SEND_SEQ={0x5, 0x13, 0x6}, @L2TP_ATTR_ENCAP_TYPE={0x6, 0x2, 0x1}]}, 0x44}, 0x1, 0x0, 0x0, 0x20004010}, 0x40000) (async) sendmsg$L2TP_CMD_SESSION_MODIFY(r1, &(0x7f0000000240)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x40, r3, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@L2TP_ATTR_MRU={0x6, 0x1d, 0x8000}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0x7}, @L2TP_ATTR_L2SPEC_LEN={0x5, 0x6, 0x81}, @L2TP_ATTR_DATA_SEQ={0x5, 0x4, 0x9}, @L2TP_ATTR_PEER_COOKIE={0xc, 0x10, 0x9}]}, 0x40}, 0x1, 0x0, 0x0, 0x80}, 0x1) (async) 10:49:33 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) (async) pipe(&(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) syz_genetlink_get_family_id$l2tp(&(0x7f0000000140), r2) (async) getsockopt$netlink(r1, 0x10e, 0x1, &(0x7f0000000000)=""/146, &(0x7f00000000c0)=0x92) (async) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) 10:49:33 executing program 2: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD_SYNC_FILE(r0, 0xc01064c1, &(0x7f0000000000)) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) [ 514.294522] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 [ 514.301792] CPU: 1 PID: 12999 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 514.309679] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 514.319032] Call Trace: [ 514.321639] dump_stack+0x1b2/0x281 [ 514.325275] should_fail.cold+0x10a/0x149 [ 514.329427] should_failslab+0xd6/0x130 [ 514.333405] kmem_cache_alloc_trace+0x29a/0x3d0 [ 514.338076] ? dev_uevent_filter+0xd0/0xd0 [ 514.342317] kobject_uevent_env+0x20c/0xf30 10:49:33 executing program 2: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD_SYNC_FILE(r0, 0xc01064c1, &(0x7f0000000000)) (async) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) 10:49:33 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f00000023c0), 0xffffffffffffffff) sendmsg$NL80211_CMD_SET_PMKSA(r1, &(0x7f0000002480)={&(0x7f0000002380)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000002440)={&(0x7f0000002400)={0x24, r2, 0x2, 0x70bd2d, 0x25dfdbfb, {{}, {@val={0x8}, @void}}, [@NL80211_ATTR_PMK_REAUTH_THRESHOLD={0x5, 0x120, 0xf}]}, 0x24}, 0x1, 0x0, 0x0, 0x20040000}, 0xc080) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) setsockopt$netlink_NETLINK_RX_RING(r0, 0x10e, 0x6, &(0x7f0000000000)={0x0, 0x80000001, 0x6a, 0x4}, 0x10) sendmsg$NLBL_MGMT_C_LISTDEF(0xffffffffffffffff, &(0x7f00000025c0)={&(0x7f00000024c0)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000002580)={&(0x7f0000002500)={0x5c, 0x0, 0x400, 0x70bd26, 0x25dfdbfe, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x7}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @initdev={0xac, 0x1e, 0x1, 0x0}}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @private0={0xfc, 0x0, '\x00', 0x1}}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0xa}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}]}, 0x5c}, 0x1, 0x0, 0x0, 0xd0}, 0x20000000) read$FUSE(0xffffffffffffffff, &(0x7f0000000140)={0x2020, 0x0, 0x0, 0x0, 0x0}, 0x2020) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r7) read$FUSE(0xffffffffffffffff, &(0x7f0000002600)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_ENTRY(r7, &(0x7f0000004640)={0x90, 0x0, r8, {0x5, 0x0, 0x80, 0x4d, 0x6, 0x7ff, {0x2, 0x10000, 0x7fffffffffffffff, 0x7fffffffffffffff, 0x8, 0x0, 0x3, 0x1000, 0x9, 0x6000, 0x80000001, 0x0, r5, 0x0, 0x7}}}, 0x90) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000002300)={'wlan0\x00'}) write$FUSE_ENTRY(0xffffffffffffffff, &(0x7f0000000040)={0x90, 0xfffffffffffffff5, r3, {0x0, 0x1, 0x5, 0xffffffff, 0x9, 0x400, {0x4, 0x800, 0x4, 0x21930273, 0x0, 0x80000000, 0x7, 0x6, 0x28b50ccb, 0x2000, 0x2, 0xee00, 0x0, 0x0, 0x7ff}}}, 0x90) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r10 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r9) setsockopt$SO_VM_SOCKETS_CONNECT_TIMEOUT_OLD(r6, 0x28, 0x6, &(0x7f0000004700), 0x10) sendmsg$L2TP_CMD_TUNNEL_CREATE(r9, &(0x7f00000022c0)={&(0x7f0000002200)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000002280)={&(0x7f0000002240)={0x1c, r10, 0x800, 0x70bd29, 0x25dfdbfe, {}, [@L2TP_ATTR_L2SPEC_LEN={0x5, 0x6, 0x1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4008081}, 0x20000004) write$FUSE_ATTR(r9, &(0x7f0000002180)={0x78, 0x0, r3, {0x7, 0x0, 0x0, {0x1, 0x9, 0x6, 0x332b, 0x100, 0x8000, 0x4, 0x2, 0x7fffffff, 0x0, 0x0, r4, r5, 0x2, 0xe5}}}, 0x78) [ 514.343547] ISOFS: Unable to identify CD-ROM format. [ 514.346642] ? internal_create_group+0x48f/0x710 [ 514.346658] lo_ioctl+0x11a6/0x1cd0 [ 514.346672] ? loop_set_status64+0xe0/0xe0 [ 514.346683] blkdev_ioctl+0x540/0x1830 [ 514.346693] ? blkpg_ioctl+0x8d0/0x8d0 [ 514.372090] ? trace_hardirqs_on+0x10/0x10 [ 514.376327] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 514.381429] ? debug_check_no_obj_freed+0x2c0/0x680 [ 514.386451] block_ioctl+0xd9/0x120 [ 514.390081] ? blkdev_fallocate+0x3a0/0x3a0 [ 514.394406] do_vfs_ioctl+0x75a/0xff0 10:49:33 executing program 2: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) (async) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD_SYNC_FILE(r0, 0xc01064c1, &(0x7f0000000000)) (async) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) [ 514.398212] ? lock_acquire+0x170/0x3f0 [ 514.402184] ? ioctl_preallocate+0x1a0/0x1a0 [ 514.406590] ? __fget+0x265/0x3e0 [ 514.410046] ? do_vfs_ioctl+0xff0/0xff0 [ 514.414024] ? security_file_ioctl+0x83/0xb0 [ 514.418440] SyS_ioctl+0x7f/0xb0 [ 514.421802] ? do_vfs_ioctl+0xff0/0xff0 [ 514.425784] do_syscall_64+0x1d5/0x640 [ 514.429674] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 514.434863] RIP: 0033:0x7fbee387e037 [ 514.438652] RSP: 002b:00007fbee21f2f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 514.446357] RAX: ffffffffffffffda RBX: 00007fbee38c7a20 RCX: 00007fbee387e037 [ 514.453630] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 514.460895] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fbee21f31d0 [ 514.468157] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 514.475421] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 10:49:33 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 19) 10:49:33 executing program 2: socket$nl_generic(0x10, 0x3, 0x10) r0 = openat$ocfs2_control(0xffffffffffffff9c, &(0x7f0000000000), 0x101, 0x0) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, 0x0, 0xeedded79f9fdd184) 10:49:33 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) (async) r3 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$L2TP_CMD_SESSION_MODIFY(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x44, r3, 0xf08, 0x70bd2b, 0x25dfdbfc, {}, [@L2TP_ATTR_MTU={0x6, 0x1c, 0x9d}, @L2TP_ATTR_MTU={0x6, 0x1c, 0x7}, @L2TP_ATTR_UDP_DPORT={0x6, 0x1b, 0x4e21}, @L2TP_ATTR_L2SPEC_LEN={0x5, 0x6, 0x1}, @L2TP_ATTR_SEND_SEQ={0x5, 0x13, 0x6}, @L2TP_ATTR_ENCAP_TYPE={0x6, 0x2, 0x1}]}, 0x44}, 0x1, 0x0, 0x0, 0x20004010}, 0x40000) (async) sendmsg$L2TP_CMD_SESSION_MODIFY(r1, &(0x7f0000000240)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x40, r3, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@L2TP_ATTR_MRU={0x6, 0x1d, 0x8000}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0x7}, @L2TP_ATTR_L2SPEC_LEN={0x5, 0x6, 0x81}, @L2TP_ATTR_DATA_SEQ={0x5, 0x4, 0x9}, @L2TP_ATTR_PEER_COOKIE={0xc, 0x10, 0x9}]}, 0x40}, 0x1, 0x0, 0x0, 0x80}, 0x1) 10:49:33 executing program 5: socket$nl_audit(0x10, 0x3, 0x9) socket$nl_audit(0x10, 0x3, 0x9) bpf$MAP_CREATE(0x0, &(0x7f00000016c0)=@bloom_filter={0x1e, 0x100, 0x7ff, 0xfffffff9, 0x160, 0x1, 0x200, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x5, 0x9}, 0x48) pipe(&(0x7f0000000100)) bpf$MAP_CREATE(0x0, &(0x7f00000019c0)=@bloom_filter={0x1e, 0x0, 0x9, 0x2, 0x40, 0xffffffffffffffff, 0x7fffffff, '\x00', 0x0, 0xffffffffffffffff, 0x5, 0x4, 0x1}, 0x48) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) openat$incfs(r0, &(0x7f0000001900)='.pending_reads\x00', 0x601000, 0x1) openat$incfs(0xffffffffffffff9c, &(0x7f0000001a40)='.pending_reads\x00', 0x34241, 0x0) syz_mount_image$romfs(&(0x7f00000000c0), &(0x7f0000000100)='.\x00', 0x1ff, 0x7, &(0x7f0000001600)=[{&(0x7f0000000140)="22b931910a89dc9a69e7154236ace8d30519299cd6539e6b0770d9dc756e0ce6d43878f72181d72d966e12bc487521c258629d43c33e988d8092f6a666fb96c1", 0x40, 0x9}, {&(0x7f0000000180)="eb7b8308b0a97264956c76b968a0a99d6325c8bc5414439e04e3803db7351d4ecc83813da70f3da3594746ecf7956b84e2ca0cd7bda19f95d8d51c825f08f92441acf418a66614d3a8e97ee18289a40ac2e2af641ad42a2d01ead44f347cc0d1efe4bdd038", 0x65, 0x200}, {&(0x7f0000000200)="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", 0x1000, 0x2}, {&(0x7f0000001200)="feee1cc975fe9c197b4f01732e0a6b2c1937b7bc8de615c44879f2280c7b97b999e56656f40b178a2e936184b6551136502bed43c4996ae15f99c414a0b726486030db37abc178bacb6e0acb9e1ed5b68c66a1959ac89fdecbeb228357552c4f099f59342508b089e0fcbe33f0a72907f7f47b0e7cd6d253287175c272f51d96620a2c75f40526eb0d886c1261ccb53ffad94fdbfe00eee6809e24df873312e125075c4ec1b1fc52bf2ce5424782e2fbc20691d3f0bb5cdf8bb8c4bcab673e47062b7fe8229e9e", 0xc7, 0xa96e}, {&(0x7f0000001300)="9b12125ed316920a023c40f56be81986b33aa599df6143d29a178a8da79c1c208f6b81a30dd3448c42b2eeb4db019175138b477662f124ec3d14cb7f28196451bcbea955a40a1db3194ee3eb3042f38c7946a3b0b9fb8738874abfb258d86feb039f3782a453f8953d5a94627bf526d5d30a3d9682ca5a021b7449b279cc1da6643a0adbbbad95933519daab358d6747fcc3341240c4253a735d9974a568a5cae1f150b9344d10bd8b997d2d06dfcd7c3cb7a86029778806d084d6e37ec8ef76eb3dde0ff6c26974c9375b391ce7463030", 0xd1, 0x7}, {&(0x7f0000001400)="0db1d21b7ac5c8b2902936d6767a10cb7496af79b1d59609092b8edc2ce0ef23c431d89bbbd7100b013b3443701ac7185b739683b4f758f9040c353fa6bf63ff8eed5743106e87ba4b3c99845a8e4101e1f53b4d8cbfbaeaf07849592f33ba4782036daf5767a175a571851e9cc7a26ed8591c25f808f1cd47d00bbc7e89048a75078aa7b2cb850daf76ab9a0036dcf1aa279e011255c8bf3f345b5cfc3e794050c5b82d011afb16d511cc1852dcbf6e346d1cb17977bb396fda39a6f537fd9706642445", 0xc4, 0x28}, {&(0x7f0000001500)="893d17627fd9312d3f4e0c20d6fc684363e1714142ee8f64560abbbf0051134289114c1a703cfd2bdff8cbad97fe56c9c131733f675530f0a94ee7c5ca1f428d949056486406ff6b846422e7b632e65f5676cfff643ed980a9ca111786026130555165e53626f6311de13d81f5405a2f7ea3342bbd3f4bc2aed0a7d4030d2425265e88df15206a243675e4080ded96d71aba274328771e484fc64bbee133a638baec7f042e6aabf75e92205ec70f235b7976df0876ffecfeeeda8ce0592edfd2109306c7b6fcf58fcc52384855108afb4308770835b545", 0xd7, 0x2}], 0x8000, &(0x7f0000001740)=ANY=[@ANYBLOB="2e70656e64696e675f7265616473002c2c2c66756e633d4b455845435f494e495452414d46535f434845434b2c61707072616973655f74797065db3e65a73a63455fc13d696d617369672c646f6e745f61707072616973652c736d61636b6673726f6f743d252c6d61736b3d5e4d41595f524541442c6d61736b3d4d41595f524541442c00310a9d2a51ab5758a1bc3cf91ecbd6a56a848b2cdec5fd97d3dd9c8b2cc16423b5c949865d06b873b9045f55678d19138bbe57f04aabf9dd5f06b3ce04b3e1d9ac67104e4613376f6734701302687c9244b84e2606c9c0e62cd8b85b21e9bb17a4bf2194cd7a5f04371d98f26d6b87f65c3308de01fe"]) 10:49:33 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 31) 10:49:33 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f00000023c0), 0xffffffffffffffff) sendmsg$NL80211_CMD_SET_PMKSA(r1, &(0x7f0000002480)={&(0x7f0000002380)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000002440)={&(0x7f0000002400)={0x24, r2, 0x2, 0x70bd2d, 0x25dfdbfb, {{}, {@val={0x8}, @void}}, [@NL80211_ATTR_PMK_REAUTH_THRESHOLD={0x5, 0x120, 0xf}]}, 0x24}, 0x1, 0x0, 0x0, 0x20040000}, 0xc080) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) setsockopt$netlink_NETLINK_RX_RING(r0, 0x10e, 0x6, &(0x7f0000000000)={0x0, 0x80000001, 0x6a, 0x4}, 0x10) sendmsg$NLBL_MGMT_C_LISTDEF(0xffffffffffffffff, &(0x7f00000025c0)={&(0x7f00000024c0)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000002580)={&(0x7f0000002500)={0x5c, 0x0, 0x400, 0x70bd26, 0x25dfdbfe, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x7}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @initdev={0xac, 0x1e, 0x1, 0x0}}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @private0={0xfc, 0x0, '\x00', 0x1}}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0xa}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}]}, 0x5c}, 0x1, 0x0, 0x0, 0xd0}, 0x20000000) (async) read$FUSE(0xffffffffffffffff, &(0x7f0000000140)={0x2020, 0x0, 0x0, 0x0, 0x0}, 0x2020) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r7) read$FUSE(0xffffffffffffffff, &(0x7f0000002600)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_ENTRY(r7, &(0x7f0000004640)={0x90, 0x0, r8, {0x5, 0x0, 0x80, 0x4d, 0x6, 0x7ff, {0x2, 0x10000, 0x7fffffffffffffff, 0x7fffffffffffffff, 0x8, 0x0, 0x3, 0x1000, 0x9, 0x6000, 0x80000001, 0x0, r5, 0x0, 0x7}}}, 0x90) (async) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000002300)={'wlan0\x00'}) write$FUSE_ENTRY(0xffffffffffffffff, &(0x7f0000000040)={0x90, 0xfffffffffffffff5, r3, {0x0, 0x1, 0x5, 0xffffffff, 0x9, 0x400, {0x4, 0x800, 0x4, 0x21930273, 0x0, 0x80000000, 0x7, 0x6, 0x28b50ccb, 0x2000, 0x2, 0xee00, 0x0, 0x0, 0x7ff}}}, 0x90) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r10 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r9) setsockopt$SO_VM_SOCKETS_CONNECT_TIMEOUT_OLD(r6, 0x28, 0x6, &(0x7f0000004700), 0x10) (async) sendmsg$L2TP_CMD_TUNNEL_CREATE(r9, &(0x7f00000022c0)={&(0x7f0000002200)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000002280)={&(0x7f0000002240)={0x1c, r10, 0x800, 0x70bd29, 0x25dfdbfe, {}, [@L2TP_ATTR_L2SPEC_LEN={0x5, 0x6, 0x1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4008081}, 0x20000004) write$FUSE_ATTR(r9, &(0x7f0000002180)={0x78, 0x0, r3, {0x7, 0x0, 0x0, {0x1, 0x9, 0x6, 0x332b, 0x100, 0x8000, 0x4, 0x2, 0x7fffffff, 0x0, 0x0, r4, r5, 0x2, 0xe5}}}, 0x78) [ 514.509380] print_req_error: I/O error, dev loop5, sector 2 [ 514.515245] Buffer I/O error on dev loop5, logical block 1, async page read [ 514.523537] print_req_error: I/O error, dev loop5, sector 4 [ 514.529302] Buffer I/O error on dev loop5, logical block 2, async page read [ 514.532119] ISOFS: Unable to identify CD-ROM format. [ 514.536465] print_req_error: I/O error, dev loop5, sector 6 [ 514.547207] Buffer I/O error on dev loop5, logical block 3, async page read 10:49:33 executing program 2: socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r0 = openat$ocfs2_control(0xffffffffffffff9c, &(0x7f0000000000), 0x101, 0x0) (rerun: 64) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, 0x0, 0xeedded79f9fdd184) [ 514.633090] FAULT_INJECTION: forcing a failure. [ 514.633090] name failslab, interval 1, probability 0, space 0, times 0 [ 514.652003] CPU: 0 PID: 13056 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 514.659905] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 514.669257] Call Trace: [ 514.671850] dump_stack+0x1b2/0x281 [ 514.675480] should_fail.cold+0x10a/0x149 [ 514.679628] should_failslab+0xd6/0x130 [ 514.683602] kmem_cache_alloc_node+0x263/0x410 [ 514.688187] __alloc_skb+0x5c/0x510 [ 514.691826] kobject_uevent_env+0x882/0xf30 [ 514.696157] lo_ioctl+0x11a6/0x1cd0 [ 514.699790] ? loop_set_status64+0xe0/0xe0 [ 514.704026] blkdev_ioctl+0x540/0x1830 [ 514.707912] ? blkpg_ioctl+0x8d0/0x8d0 [ 514.711795] ? trace_hardirqs_on+0x10/0x10 [ 514.716058] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 514.721160] ? debug_check_no_obj_freed+0x2c0/0x680 [ 514.726179] block_ioctl+0xd9/0x120 10:49:33 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f00000023c0), 0xffffffffffffffff) sendmsg$NL80211_CMD_SET_PMKSA(r1, &(0x7f0000002480)={&(0x7f0000002380)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000002440)={&(0x7f0000002400)={0x24, r2, 0x2, 0x70bd2d, 0x25dfdbfb, {{}, {@val={0x8}, @void}}, [@NL80211_ATTR_PMK_REAUTH_THRESHOLD={0x5, 0x120, 0xf}]}, 0x24}, 0x1, 0x0, 0x0, 0x20040000}, 0xc080) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) setsockopt$netlink_NETLINK_RX_RING(r0, 0x10e, 0x6, &(0x7f0000000000)={0x0, 0x80000001, 0x6a, 0x4}, 0x10) sendmsg$NLBL_MGMT_C_LISTDEF(0xffffffffffffffff, &(0x7f00000025c0)={&(0x7f00000024c0)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000002580)={&(0x7f0000002500)={0x5c, 0x0, 0x400, 0x70bd26, 0x25dfdbfe, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x7}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @initdev={0xac, 0x1e, 0x1, 0x0}}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @private0={0xfc, 0x0, '\x00', 0x1}}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0xa}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}]}, 0x5c}, 0x1, 0x0, 0x0, 0xd0}, 0x20000000) read$FUSE(0xffffffffffffffff, &(0x7f0000000140)={0x2020, 0x0, 0x0, 0x0, 0x0}, 0x2020) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r7) read$FUSE(0xffffffffffffffff, &(0x7f0000002600)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_ENTRY(r7, &(0x7f0000004640)={0x90, 0x0, r8, {0x5, 0x0, 0x80, 0x4d, 0x6, 0x7ff, {0x2, 0x10000, 0x7fffffffffffffff, 0x7fffffffffffffff, 0x8, 0x0, 0x3, 0x1000, 0x9, 0x6000, 0x80000001, 0x0, r5, 0x0, 0x7}}}, 0x90) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000002300)={'wlan0\x00'}) write$FUSE_ENTRY(0xffffffffffffffff, &(0x7f0000000040)={0x90, 0xfffffffffffffff5, r3, {0x0, 0x1, 0x5, 0xffffffff, 0x9, 0x400, {0x4, 0x800, 0x4, 0x21930273, 0x0, 0x80000000, 0x7, 0x6, 0x28b50ccb, 0x2000, 0x2, 0xee00, 0x0, 0x0, 0x7ff}}}, 0x90) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r10 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r9) setsockopt$SO_VM_SOCKETS_CONNECT_TIMEOUT_OLD(r6, 0x28, 0x6, &(0x7f0000004700), 0x10) sendmsg$L2TP_CMD_TUNNEL_CREATE(r9, &(0x7f00000022c0)={&(0x7f0000002200)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000002280)={&(0x7f0000002240)={0x1c, r10, 0x800, 0x70bd29, 0x25dfdbfe, {}, [@L2TP_ATTR_L2SPEC_LEN={0x5, 0x6, 0x1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4008081}, 0x20000004) write$FUSE_ATTR(r9, &(0x7f0000002180)={0x78, 0x0, r3, {0x7, 0x0, 0x0, {0x1, 0x9, 0x6, 0x332b, 0x100, 0x8000, 0x4, 0x2, 0x7fffffff, 0x0, 0x0, r4, r5, 0x2, 0xe5}}}, 0x78) socket$nl_route(0x10, 0x3, 0x0) (async) pipe(&(0x7f0000000100)) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) syz_genetlink_get_family_id$nl80211(&(0x7f00000023c0), 0xffffffffffffffff) (async) sendmsg$NL80211_CMD_SET_PMKSA(r1, &(0x7f0000002480)={&(0x7f0000002380)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000002440)={&(0x7f0000002400)={0x24, r2, 0x2, 0x70bd2d, 0x25dfdbfb, {{}, {@val={0x8}, @void}}, [@NL80211_ATTR_PMK_REAUTH_THRESHOLD={0x5, 0x120, 0xf}]}, 0x24}, 0x1, 0x0, 0x0, 0x20040000}, 0xc080) (async) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) setsockopt$netlink_NETLINK_RX_RING(r0, 0x10e, 0x6, &(0x7f0000000000)={0x0, 0x80000001, 0x6a, 0x4}, 0x10) (async) sendmsg$NLBL_MGMT_C_LISTDEF(0xffffffffffffffff, &(0x7f00000025c0)={&(0x7f00000024c0)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000002580)={&(0x7f0000002500)={0x5c, 0x0, 0x400, 0x70bd26, 0x25dfdbfe, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x7}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @initdev={0xac, 0x1e, 0x1, 0x0}}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @private0={0xfc, 0x0, '\x00', 0x1}}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0xa}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}]}, 0x5c}, 0x1, 0x0, 0x0, 0xd0}, 0x20000000) (async) read$FUSE(0xffffffffffffffff, &(0x7f0000000140)={0x2020}, 0x2020) (async) pipe(&(0x7f0000000100)) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r7) (async) read$FUSE(0xffffffffffffffff, &(0x7f0000002600)={0x2020}, 0x2020) (async) write$FUSE_ENTRY(r7, &(0x7f0000004640)={0x90, 0x0, r8, {0x5, 0x0, 0x80, 0x4d, 0x6, 0x7ff, {0x2, 0x10000, 0x7fffffffffffffff, 0x7fffffffffffffff, 0x8, 0x0, 0x3, 0x1000, 0x9, 0x6000, 0x80000001, 0x0, r5, 0x0, 0x7}}}, 0x90) (async) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000002300)={'wlan0\x00'}) (async) write$FUSE_ENTRY(0xffffffffffffffff, &(0x7f0000000040)={0x90, 0xfffffffffffffff5, r3, {0x0, 0x1, 0x5, 0xffffffff, 0x9, 0x400, {0x4, 0x800, 0x4, 0x21930273, 0x0, 0x80000000, 0x7, 0x6, 0x28b50ccb, 0x2000, 0x2, 0xee00, 0x0, 0x0, 0x7ff}}}, 0x90) (async) pipe(&(0x7f0000000100)) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r9) (async) setsockopt$SO_VM_SOCKETS_CONNECT_TIMEOUT_OLD(r6, 0x28, 0x6, &(0x7f0000004700), 0x10) (async) sendmsg$L2TP_CMD_TUNNEL_CREATE(r9, &(0x7f00000022c0)={&(0x7f0000002200)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000002280)={&(0x7f0000002240)={0x1c, r10, 0x800, 0x70bd29, 0x25dfdbfe, {}, [@L2TP_ATTR_L2SPEC_LEN={0x5, 0x6, 0x1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4008081}, 0x20000004) (async) write$FUSE_ATTR(r9, &(0x7f0000002180)={0x78, 0x0, r3, {0x7, 0x0, 0x0, {0x1, 0x9, 0x6, 0x332b, 0x100, 0x8000, 0x4, 0x2, 0x7fffffff, 0x0, 0x0, r4, r5, 0x2, 0xe5}}}, 0x78) (async) 10:49:33 executing program 4: syz_open_dev$video4linux(&(0x7f0000000000), 0x9, 0x82) r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) 10:49:33 executing program 4: syz_open_dev$video4linux(&(0x7f0000000000), 0x9, 0x82) r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) syz_open_dev$video4linux(&(0x7f0000000000), 0x9, 0x82) (async) socket$nl_route(0x10, 0x3, 0x0) (async) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) [ 514.729803] ? blkdev_fallocate+0x3a0/0x3a0 [ 514.734122] do_vfs_ioctl+0x75a/0xff0 [ 514.737922] ? lock_acquire+0x170/0x3f0 [ 514.741895] ? ioctl_preallocate+0x1a0/0x1a0 [ 514.746310] ? __fget+0x265/0x3e0 [ 514.749934] ? do_vfs_ioctl+0xff0/0xff0 [ 514.753907] ? security_file_ioctl+0x83/0xb0 [ 514.758312] SyS_ioctl+0x7f/0xb0 [ 514.761679] ? do_vfs_ioctl+0xff0/0xff0 [ 514.765651] do_syscall_64+0x1d5/0x640 [ 514.769545] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 514.774735] RIP: 0033:0x7fbee387e037 10:49:33 executing program 4: syz_open_dev$video4linux(&(0x7f0000000000), 0x9, 0x82) r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) 10:49:33 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000000000)={0x28, 0x0, 0xffffffff, @my=0x0}, 0x10, 0x80000) bind$vsock_stream(r1, &(0x7f0000000040)={0x28, 0x0, 0x2710, @hyper}, 0x10) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) [ 514.778437] RSP: 002b:00007fbee21f2f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 514.786139] RAX: ffffffffffffffda RBX: 00007fbee38c7a20 RCX: 00007fbee387e037 [ 514.793407] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 514.800675] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fbee21f31d0 [ 514.807941] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 514.815330] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 [ 514.840926] FAULT_INJECTION: forcing a failure. [ 514.840926] name failslab, interval 1, probability 0, space 0, times 0 [ 514.857373] CPU: 0 PID: 13058 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 514.865366] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 514.867199] ISOFS: Unable to identify CD-ROM format. [ 514.874904] Call Trace: [ 514.874920] dump_stack+0x1b2/0x281 [ 514.874934] should_fail.cold+0x10a/0x149 [ 514.874946] should_failslab+0xd6/0x130 [ 514.874958] kmem_cache_alloc_node+0x263/0x410 [ 514.874971] __alloc_skb+0x5c/0x510 [ 514.874986] kobject_uevent_env+0x882/0xf30 [ 514.906776] lo_ioctl+0x11a6/0x1cd0 [ 514.910396] ? loop_set_status64+0xe0/0xe0 [ 514.914622] blkdev_ioctl+0x540/0x1830 [ 514.918500] ? blkpg_ioctl+0x8d0/0x8d0 [ 514.922367] ? trace_hardirqs_on+0x10/0x10 [ 514.926588] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 514.931845] ? debug_check_no_obj_freed+0x2c0/0x680 [ 514.936862] block_ioctl+0xd9/0x120 [ 514.940479] ? blkdev_fallocate+0x3a0/0x3a0 [ 514.944801] do_vfs_ioctl+0x75a/0xff0 [ 514.948583] ? lock_acquire+0x170/0x3f0 [ 514.952547] ? ioctl_preallocate+0x1a0/0x1a0 [ 514.956940] ? __fget+0x265/0x3e0 [ 514.960389] ? do_vfs_ioctl+0xff0/0xff0 [ 514.964348] ? security_file_ioctl+0x83/0xb0 [ 514.968736] SyS_ioctl+0x7f/0xb0 [ 514.972084] ? do_vfs_ioctl+0xff0/0xff0 [ 514.976049] do_syscall_64+0x1d5/0x640 [ 514.979923] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 514.985097] RIP: 0033:0x7fecb8f3c037 [ 514.988807] RSP: 002b:00007fecb78b0f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 514.996509] RAX: ffffffffffffffda RBX: 00007fecb8f85a20 RCX: 00007fecb8f3c037 [ 515.003766] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 515.011106] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fecb78b11d0 [ 515.018354] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 515.025617] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 10:49:34 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 20) 10:49:34 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(0xffffffffffffffff, 0xc00864bf, &(0x7f0000000000)={0x0}) ioctl$DRM_IOCTL_SYNCOBJ_TRANSFER(r1, 0xc02064cc, &(0x7f0000000040)={0x0, r2, 0x3, 0x1, 0x1}) 10:49:34 executing program 2: socket$nl_generic(0x10, 0x3, 0x10) r0 = openat$ocfs2_control(0xffffffffffffff9c, &(0x7f0000000000), 0x101, 0x0) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, 0x0, 0xeedded79f9fdd184) 10:49:34 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000000000)={0x28, 0x0, 0xffffffff, @my=0x0}, 0x10, 0x80000) bind$vsock_stream(r1, &(0x7f0000000040)={0x28, 0x0, 0x2710, @hyper}, 0x10) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) socket$nl_route(0x10, 0x3, 0x0) (async) accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000000000)={0x28, 0x0, 0xffffffff, @my=0x0}, 0x10, 0x80000) (async) bind$vsock_stream(r1, &(0x7f0000000040)={0x28, 0x0, 0x2710, @hyper}, 0x10) (async) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) [ 515.054937] Buffer I/O error on dev loop5, logical block 1, async page read [ 515.162477] ISOFS: Unable to identify CD-ROM format. [ 515.170067] FAULT_INJECTION: forcing a failure. [ 515.170067] name failslab, interval 1, probability 0, space 0, times 0 [ 515.183251] CPU: 1 PID: 13115 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 515.191143] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 515.200498] Call Trace: [ 515.203076] dump_stack+0x1b2/0x281 [ 515.206686] should_fail.cold+0x10a/0x149 [ 515.210815] should_failslab+0xd6/0x130 [ 515.214771] kmem_cache_alloc_node_trace+0x25a/0x400 [ 515.219861] __kmalloc_node_track_caller+0x38/0x70 [ 515.224787] __alloc_skb+0x96/0x510 [ 515.228395] kobject_uevent_env+0x882/0xf30 [ 515.232763] lo_ioctl+0x11a6/0x1cd0 [ 515.236377] ? loop_set_status64+0xe0/0xe0 [ 515.240595] blkdev_ioctl+0x540/0x1830 [ 515.244461] ? blkpg_ioctl+0x8d0/0x8d0 [ 515.248342] ? trace_hardirqs_on+0x10/0x10 [ 515.252569] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 515.257656] ? debug_check_no_obj_freed+0x2c0/0x680 [ 515.262651] block_ioctl+0xd9/0x120 [ 515.266255] ? blkdev_fallocate+0x3a0/0x3a0 [ 515.270553] do_vfs_ioctl+0x75a/0xff0 [ 515.274333] ? lock_acquire+0x170/0x3f0 [ 515.278287] ? ioctl_preallocate+0x1a0/0x1a0 [ 515.282674] ? __fget+0x265/0x3e0 [ 515.286106] ? do_vfs_ioctl+0xff0/0xff0 [ 515.290059] ? security_file_ioctl+0x83/0xb0 [ 515.294444] SyS_ioctl+0x7f/0xb0 [ 515.297788] ? do_vfs_ioctl+0xff0/0xff0 [ 515.301759] do_syscall_64+0x1d5/0x640 [ 515.305626] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 515.310793] RIP: 0033:0x7fbee387e037 [ 515.314482] RSP: 002b:00007fbee21f2f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 515.322166] RAX: ffffffffffffffda RBX: 00007fbee38c7a20 RCX: 00007fbee387e037 [ 515.329410] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 515.336673] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fbee21f31d0 [ 515.343919] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 515.351165] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 10:49:34 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 32) 10:49:34 executing program 5: socket$nl_audit(0x10, 0x3, 0x9) socket$nl_audit(0x10, 0x3, 0x9) bpf$MAP_CREATE(0x0, &(0x7f00000016c0)=@bloom_filter={0x1e, 0x100, 0x7ff, 0xfffffff9, 0x160, 0x1, 0x200, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x5, 0x9}, 0x48) pipe(&(0x7f0000000100)) bpf$MAP_CREATE(0x0, &(0x7f00000019c0)=@bloom_filter={0x1e, 0x0, 0x9, 0x2, 0x40, 0xffffffffffffffff, 0x7fffffff, '\x00', 0x0, 0xffffffffffffffff, 0x5, 0x4, 0x1}, 0x48) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) openat$incfs(r0, &(0x7f0000001900)='.pending_reads\x00', 0x601000, 0x1) syz_mount_image$romfs(&(0x7f00000000c0), &(0x7f0000000100)='.\x00', 0x1ff, 0x7, &(0x7f0000001600)=[{&(0x7f0000000140)="22b931910a89dc9a69e7154236ace8d30519299cd6539e6b0770d9dc756e0ce6d43878f72181d72d966e12bc487521c258629d43c33e988d8092f6a666fb96c1", 0x40, 0x9}, {&(0x7f0000000180)="eb7b8308b0a97264956c76b968a0a99d6325c8bc5414439e04e3803db7351d4ecc83813da70f3da3594746ecf7956b84e2ca0cd7bda19f95d8d51c825f08f92441acf418a66614d3a8e97ee18289a40ac2e2af641ad42a2d01ead44f347cc0d1efe4bdd038", 0x65, 0x200}, {&(0x7f0000000200)="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", 0x1000, 0x2}, {&(0x7f0000001200)="feee1cc975fe9c197b4f01732e0a6b2c1937b7bc8de615c44879f2280c7b97b999e56656f40b178a2e936184b6551136502bed43c4996ae15f99c414a0b726486030db37abc178bacb6e0acb9e1ed5b68c66a1959ac89fdecbeb228357552c4f099f59342508b089e0fcbe33f0a72907f7f47b0e7cd6d253287175c272f51d96620a2c75f40526eb0d886c1261ccb53ffad94fdbfe00eee6809e24df873312e125075c4ec1b1fc52bf2ce5424782e2fbc20691d3f0bb5cdf8bb8c4bcab673e47062b7fe8229e9e", 0xc7, 0xa96e}, {&(0x7f0000001300)="9b12125ed316920a023c40f56be81986b33aa599df6143d29a178a8da79c1c208f6b81a30dd3448c42b2eeb4db019175138b477662f124ec3d14cb7f28196451bcbea955a40a1db3194ee3eb3042f38c7946a3b0b9fb8738874abfb258d86feb039f3782a453f8953d5a94627bf526d5d30a3d9682ca5a021b7449b279cc1da6643a0adbbbad95933519daab358d6747fcc3341240c4253a735d9974a568a5cae1f150b9344d10bd8b997d2d06dfcd7c3cb7a86029778806d084d6e37ec8ef76eb3dde0ff6c26974c9375b391ce7463030", 0xd1, 0x7}, {&(0x7f0000001400)="0db1d21b7ac5c8b2902936d6767a10cb7496af79b1d59609092b8edc2ce0ef23c431d89bbbd7100b013b3443701ac7185b739683b4f758f9040c353fa6bf63ff8eed5743106e87ba4b3c99845a8e4101e1f53b4d8cbfbaeaf07849592f33ba4782036daf5767a175a571851e9cc7a26ed8591c25f808f1cd47d00bbc7e89048a75078aa7b2cb850daf76ab9a0036dcf1aa279e011255c8bf3f345b5cfc3e794050c5b82d011afb16d511cc1852dcbf6e346d1cb17977bb396fda39a6f537fd9706642445", 0xc4, 0x28}, {&(0x7f0000001500)="893d17627fd9312d3f4e0c20d6fc684363e1714142ee8f64560abbbf0051134289114c1a703cfd2bdff8cbad97fe56c9c131733f675530f0a94ee7c5ca1f428d949056486406ff6b846422e7b632e65f5676cfff643ed980a9ca111786026130555165e53626f6311de13d81f5405a2f7ea3342bbd3f4bc2aed0a7d4030d2425265e88df15206a243675e4080ded96d71aba274328771e484fc64bbee133a638baec7f042e6aabf75e92205ec70f235b7976df0876ffecfeeeda8ce0592edfd2109306c7b6fcf58fcc52384855108afb4308770835b545", 0xd7, 0x2}], 0x8000, &(0x7f0000001740)=ANY=[@ANYBLOB="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"]) 10:49:34 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(0xffffffffffffffff, 0xc00864bf, &(0x7f0000000000)={0x0}) ioctl$DRM_IOCTL_SYNCOBJ_TRANSFER(r1, 0xc02064cc, &(0x7f0000000040)={0x0, r2, 0x3, 0x1, 0x1}) socket$l2tp6(0xa, 0x2, 0x73) (async) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) (async) pipe(&(0x7f0000000100)) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(0xffffffffffffffff, 0xc00864bf, &(0x7f0000000000)) (async) ioctl$DRM_IOCTL_SYNCOBJ_TRANSFER(r1, 0xc02064cc, &(0x7f0000000040)={0x0, r2, 0x3, 0x1, 0x1}) (async) 10:49:34 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) sendmsg$L2TP_CMD_SESSION_GET(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x2c, 0x0, 0x2, 0x70bd2a, 0x25dfdbfd, {}, [@L2TP_ATTR_IP_DADDR={0x8, 0x19, @broadcast}, @L2TP_ATTR_VLAN_ID={0x6, 0xe, 0x9}, @L2TP_ATTR_UDP_ZERO_CSUM6_RX={0x5}]}, 0x2c}, 0x1, 0x0, 0x0, 0x80}, 0x48000) 10:49:34 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) (async) r1 = accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000000000)={0x28, 0x0, 0xffffffff, @my=0x0}, 0x10, 0x80000) bind$vsock_stream(r1, &(0x7f0000000040)={0x28, 0x0, 0x2710, @hyper}, 0x10) (async) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) [ 515.376271] ISOFS: Unable to identify CD-ROM format. 10:49:34 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 21) 10:49:34 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(r1, 0x10e, 0x1, &(0x7f0000000000)=0x1f, 0x4) 10:49:34 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) (async) sendmsg$L2TP_CMD_SESSION_GET(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x2c, 0x0, 0x2, 0x70bd2a, 0x25dfdbfd, {}, [@L2TP_ATTR_IP_DADDR={0x8, 0x19, @broadcast}, @L2TP_ATTR_VLAN_ID={0x6, 0xe, 0x9}, @L2TP_ATTR_UDP_ZERO_CSUM6_RX={0x5}]}, 0x2c}, 0x1, 0x0, 0x0, 0x80}, 0x48000) [ 515.437486] FAULT_INJECTION: forcing a failure. [ 515.437486] name failslab, interval 1, probability 0, space 0, times 0 [ 515.461447] CPU: 1 PID: 13134 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 515.469347] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 515.478697] Call Trace: [ 515.481282] dump_stack+0x1b2/0x281 10:49:34 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) (async) sendmsg$L2TP_CMD_SESSION_GET(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x2c, 0x0, 0x2, 0x70bd2a, 0x25dfdbfd, {}, [@L2TP_ATTR_IP_DADDR={0x8, 0x19, @broadcast}, @L2TP_ATTR_VLAN_ID={0x6, 0xe, 0x9}, @L2TP_ATTR_UDP_ZERO_CSUM6_RX={0x5}]}, 0x2c}, 0x1, 0x0, 0x0, 0x80}, 0x48000) 10:49:34 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) openat$vmci(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) socket$l2tp(0x2, 0x2, 0x73) write$snapshot(r0, &(0x7f00000001c0)="82148b91ad0d226f0d91c9dc32fced821acc9114d6cc7bc6b8337fdd79deb1f89c22fb04da4adf14287f912bf7e8e1d0916f59dfc0fd6bfb4bc1ee50977cb93ba0b3f9cc5d607eea329cdc97fc99acf878c00fcde920324ca5e6b8a9c424", 0x5e) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000080), 0xffffffffffffffff) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r3) sendmsg$L2TP_CMD_SESSION_GET(r1, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x7c, r2, 0x8, 0x70bd2d, 0x25dfdbfc, {}, [@L2TP_ATTR_IP6_SADDR={0x14, 0x1f, @mcast1}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x2}, @L2TP_ATTR_DEBUG={0x8}, @L2TP_ATTR_PEER_COOKIE={0xc, 0x10, 0xffffffffffffffca}, @L2TP_ATTR_IP6_SADDR={0x14, 0x1f, @ipv4={'\x00', '\xff\xff', @local}}, @L2TP_ATTR_FD={0x8, 0x17, @l2tp=r3}, @L2TP_ATTR_IFNAME={0x14, 0x8, 'wg2\x00'}, @L2TP_ATTR_UDP_CSUM={0x5}]}, 0x7c}, 0x1, 0x0, 0x0, 0x4000000}, 0x20000040) 10:49:34 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) openat$vmci(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) socket$l2tp(0x2, 0x2, 0x73) write$snapshot(r0, &(0x7f00000001c0)="82148b91ad0d226f0d91c9dc32fced821acc9114d6cc7bc6b8337fdd79deb1f89c22fb04da4adf14287f912bf7e8e1d0916f59dfc0fd6bfb4bc1ee50977cb93ba0b3f9cc5d607eea329cdc97fc99acf878c00fcde920324ca5e6b8a9c424", 0x5e) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000080), 0xffffffffffffffff) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r3) sendmsg$L2TP_CMD_SESSION_GET(r1, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x7c, r2, 0x8, 0x70bd2d, 0x25dfdbfc, {}, [@L2TP_ATTR_IP6_SADDR={0x14, 0x1f, @mcast1}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x2}, @L2TP_ATTR_DEBUG={0x8}, @L2TP_ATTR_PEER_COOKIE={0xc, 0x10, 0xffffffffffffffca}, @L2TP_ATTR_IP6_SADDR={0x14, 0x1f, @ipv4={'\x00', '\xff\xff', @local}}, @L2TP_ATTR_FD={0x8, 0x17, @l2tp=r3}, @L2TP_ATTR_IFNAME={0x14, 0x8, 'wg2\x00'}, @L2TP_ATTR_UDP_CSUM={0x5}]}, 0x7c}, 0x1, 0x0, 0x0, 0x4000000}, 0x20000040) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) (async) openat$vmci(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) (async) pipe(&(0x7f0000000100)) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) socket$l2tp(0x2, 0x2, 0x73) (async) write$snapshot(r0, &(0x7f00000001c0)="82148b91ad0d226f0d91c9dc32fced821acc9114d6cc7bc6b8337fdd79deb1f89c22fb04da4adf14287f912bf7e8e1d0916f59dfc0fd6bfb4bc1ee50977cb93ba0b3f9cc5d607eea329cdc97fc99acf878c00fcde920324ca5e6b8a9c424", 0x5e) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000080), 0xffffffffffffffff) (async) pipe(&(0x7f0000000100)) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r3) (async) sendmsg$L2TP_CMD_SESSION_GET(r1, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x7c, r2, 0x8, 0x70bd2d, 0x25dfdbfc, {}, [@L2TP_ATTR_IP6_SADDR={0x14, 0x1f, @mcast1}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x2}, @L2TP_ATTR_DEBUG={0x8}, @L2TP_ATTR_PEER_COOKIE={0xc, 0x10, 0xffffffffffffffca}, @L2TP_ATTR_IP6_SADDR={0x14, 0x1f, @ipv4={'\x00', '\xff\xff', @local}}, @L2TP_ATTR_FD={0x8, 0x17, @l2tp=r3}, @L2TP_ATTR_IFNAME={0x14, 0x8, 'wg2\x00'}, @L2TP_ATTR_UDP_CSUM={0x5}]}, 0x7c}, 0x1, 0x0, 0x0, 0x4000000}, 0x20000040) (async) [ 515.484914] should_fail.cold+0x10a/0x149 [ 515.489064] should_failslab+0xd6/0x130 [ 515.493041] kmem_cache_alloc_node_trace+0x25a/0x400 [ 515.498144] __kmalloc_node_track_caller+0x38/0x70 [ 515.503077] __alloc_skb+0x96/0x510 [ 515.506712] kobject_uevent_env+0x882/0xf30 [ 515.511037] lo_ioctl+0x11a6/0x1cd0 [ 515.514666] ? loop_set_status64+0xe0/0xe0 [ 515.518899] blkdev_ioctl+0x540/0x1830 [ 515.522798] ? blkpg_ioctl+0x8d0/0x8d0 [ 515.526683] ? trace_hardirqs_on+0x10/0x10 [ 515.530922] ? _raw_spin_unlock_irqrestore+0x66/0xe0 10:49:34 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) openat$vmci(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) (async, rerun: 32) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) (rerun: 32) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) socket$l2tp(0x2, 0x2, 0x73) write$snapshot(r0, &(0x7f00000001c0)="82148b91ad0d226f0d91c9dc32fced821acc9114d6cc7bc6b8337fdd79deb1f89c22fb04da4adf14287f912bf7e8e1d0916f59dfc0fd6bfb4bc1ee50977cb93ba0b3f9cc5d607eea329cdc97fc99acf878c00fcde920324ca5e6b8a9c424", 0x5e) (async) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000080), 0xffffffffffffffff) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r3) sendmsg$L2TP_CMD_SESSION_GET(r1, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x7c, r2, 0x8, 0x70bd2d, 0x25dfdbfc, {}, [@L2TP_ATTR_IP6_SADDR={0x14, 0x1f, @mcast1}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x2}, @L2TP_ATTR_DEBUG={0x8}, @L2TP_ATTR_PEER_COOKIE={0xc, 0x10, 0xffffffffffffffca}, @L2TP_ATTR_IP6_SADDR={0x14, 0x1f, @ipv4={'\x00', '\xff\xff', @local}}, @L2TP_ATTR_FD={0x8, 0x17, @l2tp=r3}, @L2TP_ATTR_IFNAME={0x14, 0x8, 'wg2\x00'}, @L2TP_ATTR_UDP_CSUM={0x5}]}, 0x7c}, 0x1, 0x0, 0x0, 0x4000000}, 0x20000040) [ 515.536023] ? debug_check_no_obj_freed+0x2c0/0x680 [ 515.541044] block_ioctl+0xd9/0x120 [ 515.544669] ? blkdev_fallocate+0x3a0/0x3a0 [ 515.548992] do_vfs_ioctl+0x75a/0xff0 [ 515.552793] ? lock_acquire+0x170/0x3f0 [ 515.556766] ? ioctl_preallocate+0x1a0/0x1a0 [ 515.561169] ? __fget+0x265/0x3e0 [ 515.564612] ? do_vfs_ioctl+0xff0/0xff0 [ 515.568567] ? security_file_ioctl+0x83/0xb0 [ 515.572955] SyS_ioctl+0x7f/0xb0 [ 515.576305] ? do_vfs_ioctl+0xff0/0xff0 [ 515.580281] do_syscall_64+0x1d5/0x640 [ 515.584159] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 515.589332] RIP: 0033:0x7fecb8f3c037 [ 515.593020] RSP: 002b:00007fecb78b0f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 515.600731] RAX: ffffffffffffffda RBX: 00007fecb8f85a20 RCX: 00007fecb8f3c037 [ 515.607977] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 515.615238] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fecb78b11d0 [ 515.622496] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 515.629749] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 [ 515.647667] FAULT_INJECTION: forcing a failure. [ 515.647667] name failslab, interval 1, probability 0, space 0, times 0 [ 515.668084] ISOFS: Unable to identify CD-ROM format. [ 515.674371] CPU: 1 PID: 13149 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 515.682255] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 515.691604] Call Trace: [ 515.694191] dump_stack+0x1b2/0x281 [ 515.697829] should_fail.cold+0x10a/0x149 [ 515.701962] should_failslab+0xd6/0x130 [ 515.705919] kmem_cache_alloc_node+0x263/0x410 [ 515.710483] __alloc_skb+0x5c/0x510 [ 515.714089] kobject_uevent_env+0x882/0xf30 [ 515.718396] lo_ioctl+0x11a6/0x1cd0 [ 515.722014] ? loop_set_status64+0xe0/0xe0 [ 515.726229] blkdev_ioctl+0x540/0x1830 [ 515.730092] ? blkpg_ioctl+0x8d0/0x8d0 [ 515.733957] ? trace_hardirqs_on+0x10/0x10 [ 515.738173] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 515.743284] ? debug_check_no_obj_freed+0x2c0/0x680 [ 515.748297] block_ioctl+0xd9/0x120 [ 515.751913] ? blkdev_fallocate+0x3a0/0x3a0 [ 515.756226] do_vfs_ioctl+0x75a/0xff0 [ 515.760008] ? lock_acquire+0x170/0x3f0 [ 515.763957] ? ioctl_preallocate+0x1a0/0x1a0 [ 515.768345] ? __fget+0x265/0x3e0 [ 515.771789] ? do_vfs_ioctl+0xff0/0xff0 [ 515.775749] ? security_file_ioctl+0x83/0xb0 [ 515.780145] SyS_ioctl+0x7f/0xb0 [ 515.783492] ? do_vfs_ioctl+0xff0/0xff0 [ 515.787446] do_syscall_64+0x1d5/0x640 [ 515.791319] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 515.796501] RIP: 0033:0x7fbee387e037 [ 515.800201] RSP: 002b:00007fbee21f2f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 515.807921] RAX: ffffffffffffffda RBX: 00007fbee38c7a20 RCX: 00007fbee387e037 [ 515.815348] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 515.822595] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fbee21f31d0 [ 515.829849] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 515.837102] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 10:49:34 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 33) 10:49:34 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(r1, 0x10e, 0x1, &(0x7f0000000000)=0x1f, 0x4) 10:49:34 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(0xffffffffffffffff, 0xc00864bf, &(0x7f0000000000)={0x0}) ioctl$DRM_IOCTL_SYNCOBJ_TRANSFER(r1, 0xc02064cc, &(0x7f0000000040)={0x0, r2, 0x3, 0x1, 0x1}) 10:49:34 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000080), r0) setsockopt$RXRPC_MIN_SECURITY_LEVEL(r1, 0x110, 0x4, &(0x7f0000000000)=0x2, 0x4) 10:49:34 executing program 5: socket$nl_audit(0x10, 0x3, 0x9) socket$nl_audit(0x10, 0x3, 0x9) bpf$MAP_CREATE(0x0, &(0x7f00000016c0)=@bloom_filter={0x1e, 0x100, 0x7ff, 0xfffffff9, 0x160, 0x1, 0x200, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x5, 0x9}, 0x48) pipe(&(0x7f0000000100)) bpf$MAP_CREATE(0x0, &(0x7f00000019c0)=@bloom_filter={0x1e, 0x0, 0x9, 0x2, 0x40, 0xffffffffffffffff, 0x7fffffff, '\x00', 0x0, 0xffffffffffffffff, 0x5, 0x4, 0x1}, 0x48) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) syz_mount_image$romfs(&(0x7f00000000c0), &(0x7f0000000100)='.\x00', 0x1ff, 0x7, &(0x7f0000001600)=[{&(0x7f0000000140)="22b931910a89dc9a69e7154236ace8d30519299cd6539e6b0770d9dc756e0ce6d43878f72181d72d966e12bc487521c258629d43c33e988d8092f6a666fb96c1", 0x40, 0x9}, {&(0x7f0000000180)="eb7b8308b0a97264956c76b968a0a99d6325c8bc5414439e04e3803db7351d4ecc83813da70f3da3594746ecf7956b84e2ca0cd7bda19f95d8d51c825f08f92441acf418a66614d3a8e97ee18289a40ac2e2af641ad42a2d01ead44f347cc0d1efe4bdd038", 0x65, 0x200}, {&(0x7f0000000200)="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", 0x1000, 0x2}, {&(0x7f0000001200)="feee1cc975fe9c197b4f01732e0a6b2c1937b7bc8de615c44879f2280c7b97b999e56656f40b178a2e936184b6551136502bed43c4996ae15f99c414a0b726486030db37abc178bacb6e0acb9e1ed5b68c66a1959ac89fdecbeb228357552c4f099f59342508b089e0fcbe33f0a72907f7f47b0e7cd6d253287175c272f51d96620a2c75f40526eb0d886c1261ccb53ffad94fdbfe00eee6809e24df873312e125075c4ec1b1fc52bf2ce5424782e2fbc20691d3f0bb5cdf8bb8c4bcab673e47062b7fe8229e9e", 0xc7, 0xa96e}, {&(0x7f0000001300)="9b12125ed316920a023c40f56be81986b33aa599df6143d29a178a8da79c1c208f6b81a30dd3448c42b2eeb4db019175138b477662f124ec3d14cb7f28196451bcbea955a40a1db3194ee3eb3042f38c7946a3b0b9fb8738874abfb258d86feb039f3782a453f8953d5a94627bf526d5d30a3d9682ca5a021b7449b279cc1da6643a0adbbbad95933519daab358d6747fcc3341240c4253a735d9974a568a5cae1f150b9344d10bd8b997d2d06dfcd7c3cb7a86029778806d084d6e37ec8ef76eb3dde0ff6c26974c9375b391ce7463030", 0xd1, 0x7}, {&(0x7f0000001400)="0db1d21b7ac5c8b2902936d6767a10cb7496af79b1d59609092b8edc2ce0ef23c431d89bbbd7100b013b3443701ac7185b739683b4f758f9040c353fa6bf63ff8eed5743106e87ba4b3c99845a8e4101e1f53b4d8cbfbaeaf07849592f33ba4782036daf5767a175a571851e9cc7a26ed8591c25f808f1cd47d00bbc7e89048a75078aa7b2cb850daf76ab9a0036dcf1aa279e011255c8bf3f345b5cfc3e794050c5b82d011afb16d511cc1852dcbf6e346d1cb17977bb396fda39a6f537fd9706642445", 0xc4, 0x28}, {&(0x7f0000001500)="893d17627fd9312d3f4e0c20d6fc684363e1714142ee8f64560abbbf0051134289114c1a703cfd2bdff8cbad97fe56c9c131733f675530f0a94ee7c5ca1f428d949056486406ff6b846422e7b632e65f5676cfff643ed980a9ca111786026130555165e53626f6311de13d81f5405a2f7ea3342bbd3f4bc2aed0a7d4030d2425265e88df15206a243675e4080ded96d71aba274328771e484fc64bbee133a638baec7f042e6aabf75e92205ec70f235b7976df0876ffecfeeeda8ce0592edfd2109306c7b6fcf58fcc52384855108afb4308770835b545", 0xd7, 0x2}], 0x8000, &(0x7f0000001740)=ANY=[@ANYBLOB="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"]) [ 515.876785] ISOFS: Unable to identify CD-ROM format. 10:49:35 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 22) 10:49:35 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, &(0x7f0000000000)=""/207, 0xcf, 0xbaee5dd8b9a964c3, 0x0, 0x0) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) 10:49:35 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000080), r0) (async) setsockopt$RXRPC_MIN_SECURITY_LEVEL(r1, 0x110, 0x4, &(0x7f0000000000)=0x2, 0x4) 10:49:35 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(r1, 0x10e, 0x1, &(0x7f0000000000)=0x1f, 0x4) [ 515.949249] FAULT_INJECTION: forcing a failure. [ 515.949249] name failslab, interval 1, probability 0, space 0, times 0 [ 515.971170] CPU: 1 PID: 13191 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 515.979067] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 515.988415] Call Trace: [ 515.991001] dump_stack+0x1b2/0x281 [ 515.994630] should_fail.cold+0x10a/0x149 10:49:35 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, &(0x7f0000000000)=""/207, 0xcf, 0xbaee5dd8b9a964c3, 0x0, 0x0) (async) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) 10:49:35 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, &(0x7f0000000000)=""/207, 0xcf, 0xbaee5dd8b9a964c3, 0x0, 0x0) (async) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) 10:49:35 executing program 4: connect$l2tp6(0xffffffffffffffff, &(0x7f0000000000)={0xa, 0x0, 0x4, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, 0x4, 0x4}, 0x20) r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) [ 515.998784] should_failslab+0xd6/0x130 [ 516.002760] kmem_cache_alloc_node+0x263/0x410 [ 516.007345] __alloc_skb+0x5c/0x510 [ 516.010973] kobject_uevent_env+0x882/0xf30 [ 516.015301] lo_ioctl+0x11a6/0x1cd0 [ 516.018928] ? loop_set_status64+0xe0/0xe0 [ 516.023172] blkdev_ioctl+0x540/0x1830 [ 516.027069] ? blkpg_ioctl+0x8d0/0x8d0 [ 516.030954] ? trace_hardirqs_on+0x10/0x10 [ 516.035190] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 516.040466] ? debug_check_no_obj_freed+0x2c0/0x680 [ 516.045485] block_ioctl+0xd9/0x120 [ 516.049106] ? blkdev_fallocate+0x3a0/0x3a0 [ 516.053421] do_vfs_ioctl+0x75a/0xff0 [ 516.057222] ? lock_acquire+0x170/0x3f0 [ 516.061198] ? ioctl_preallocate+0x1a0/0x1a0 [ 516.065695] ? __fget+0x265/0x3e0 [ 516.069142] ? do_vfs_ioctl+0xff0/0xff0 [ 516.073098] ? security_file_ioctl+0x83/0xb0 [ 516.077484] SyS_ioctl+0x7f/0xb0 [ 516.080831] ? do_vfs_ioctl+0xff0/0xff0 [ 516.084797] do_syscall_64+0x1d5/0x640 [ 516.088672] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 516.093844] RIP: 0033:0x7fecb8f3c037 [ 516.097529] RSP: 002b:00007fecb78b0f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 516.105216] RAX: ffffffffffffffda RBX: 00007fecb8f85a20 RCX: 00007fecb8f3c037 [ 516.112467] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 516.119715] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fecb78b11d0 [ 516.126959] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 516.134206] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 [ 516.156040] FAULT_INJECTION: forcing a failure. [ 516.156040] name failslab, interval 1, probability 0, space 0, times 0 [ 516.184894] CPU: 0 PID: 13206 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 516.185263] ISOFS: Unable to identify CD-ROM format. [ 516.192788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 516.192792] Call Trace: [ 516.192808] dump_stack+0x1b2/0x281 [ 516.192822] should_fail.cold+0x10a/0x149 [ 516.192836] should_failslab+0xd6/0x130 [ 516.192849] kmem_cache_alloc_node+0x263/0x410 [ 516.192865] __alloc_skb+0x5c/0x510 [ 516.192879] kobject_uevent_env+0x882/0xf30 [ 516.192897] lo_ioctl+0x11a6/0x1cd0 [ 516.192911] ? loop_set_status64+0xe0/0xe0 [ 516.242266] blkdev_ioctl+0x540/0x1830 [ 516.246135] ? blkpg_ioctl+0x8d0/0x8d0 [ 516.250002] ? trace_hardirqs_on+0x10/0x10 [ 516.254220] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 516.259653] ? debug_check_no_obj_freed+0x2c0/0x680 [ 516.264739] block_ioctl+0xd9/0x120 [ 516.268346] ? blkdev_fallocate+0x3a0/0x3a0 [ 516.272648] do_vfs_ioctl+0x75a/0xff0 [ 516.276425] ? lock_acquire+0x170/0x3f0 [ 516.280465] ? ioctl_preallocate+0x1a0/0x1a0 [ 516.284854] ? __fget+0x265/0x3e0 [ 516.288286] ? do_vfs_ioctl+0xff0/0xff0 [ 516.292250] ? security_file_ioctl+0x83/0xb0 [ 516.296725] SyS_ioctl+0x7f/0xb0 [ 516.300067] ? do_vfs_ioctl+0xff0/0xff0 [ 516.304029] do_syscall_64+0x1d5/0x640 [ 516.307900] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 516.313073] RIP: 0033:0x7fbee387e037 [ 516.316762] RSP: 002b:00007fbee21f2f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 516.324456] RAX: ffffffffffffffda RBX: 00007fbee38c7a20 RCX: 00007fbee387e037 [ 516.331705] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 516.339318] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fbee21f31d0 [ 516.346571] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 516.353824] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 10:49:35 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 34) 10:49:35 executing program 4: connect$l2tp6(0xffffffffffffffff, &(0x7f0000000000)={0xa, 0x0, 0x4, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, 0x4, 0x4}, 0x20) r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) connect$l2tp6(0xffffffffffffffff, &(0x7f0000000000)={0xa, 0x0, 0x4, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, 0x4, 0x4}, 0x20) (async) socket$nl_route(0x10, 0x3, 0x0) (async) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) 10:49:35 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) bind$l2tp6(0xffffffffffffffff, &(0x7f0000000000)={0xa, 0x0, 0x2, @empty, 0x3, 0x3}, 0x20) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) 10:49:35 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000080), r0) (async) setsockopt$RXRPC_MIN_SECURITY_LEVEL(r1, 0x110, 0x4, &(0x7f0000000000)=0x2, 0x4) 10:49:35 executing program 5: socket$nl_audit(0x10, 0x3, 0x9) socket$nl_audit(0x10, 0x3, 0x9) bpf$MAP_CREATE(0x0, &(0x7f00000016c0)=@bloom_filter={0x1e, 0x100, 0x7ff, 0xfffffff9, 0x160, 0x1, 0x200, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x5, 0x9}, 0x48) pipe(&(0x7f0000000100)) bpf$MAP_CREATE(0x0, &(0x7f00000019c0)=@bloom_filter={0x1e, 0x0, 0x9, 0x2, 0x40, 0xffffffffffffffff, 0x7fffffff, '\x00', 0x0, 0xffffffffffffffff, 0x5, 0x4, 0x1}, 0x48) pipe(&(0x7f0000000100)) syz_mount_image$romfs(&(0x7f00000000c0), &(0x7f0000000100)='.\x00', 0x1ff, 0x7, &(0x7f0000001600)=[{&(0x7f0000000140)="22b931910a89dc9a69e7154236ace8d30519299cd6539e6b0770d9dc756e0ce6d43878f72181d72d966e12bc487521c258629d43c33e988d8092f6a666fb96c1", 0x40, 0x9}, {&(0x7f0000000180)="eb7b8308b0a97264956c76b968a0a99d6325c8bc5414439e04e3803db7351d4ecc83813da70f3da3594746ecf7956b84e2ca0cd7bda19f95d8d51c825f08f92441acf418a66614d3a8e97ee18289a40ac2e2af641ad42a2d01ead44f347cc0d1efe4bdd038", 0x65, 0x200}, {&(0x7f0000000200)="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", 0x1000, 0x2}, {&(0x7f0000001200)="feee1cc975fe9c197b4f01732e0a6b2c1937b7bc8de615c44879f2280c7b97b999e56656f40b178a2e936184b6551136502bed43c4996ae15f99c414a0b726486030db37abc178bacb6e0acb9e1ed5b68c66a1959ac89fdecbeb228357552c4f099f59342508b089e0fcbe33f0a72907f7f47b0e7cd6d253287175c272f51d96620a2c75f40526eb0d886c1261ccb53ffad94fdbfe00eee6809e24df873312e125075c4ec1b1fc52bf2ce5424782e2fbc20691d3f0bb5cdf8bb8c4bcab673e47062b7fe8229e9e", 0xc7, 0xa96e}, {&(0x7f0000001300)="9b12125ed316920a023c40f56be81986b33aa599df6143d29a178a8da79c1c208f6b81a30dd3448c42b2eeb4db019175138b477662f124ec3d14cb7f28196451bcbea955a40a1db3194ee3eb3042f38c7946a3b0b9fb8738874abfb258d86feb039f3782a453f8953d5a94627bf526d5d30a3d9682ca5a021b7449b279cc1da6643a0adbbbad95933519daab358d6747fcc3341240c4253a735d9974a568a5cae1f150b9344d10bd8b997d2d06dfcd7c3cb7a86029778806d084d6e37ec8ef76eb3dde0ff6c26974c9375b391ce7463030", 0xd1, 0x7}, {&(0x7f0000001400)="0db1d21b7ac5c8b2902936d6767a10cb7496af79b1d59609092b8edc2ce0ef23c431d89bbbd7100b013b3443701ac7185b739683b4f758f9040c353fa6bf63ff8eed5743106e87ba4b3c99845a8e4101e1f53b4d8cbfbaeaf07849592f33ba4782036daf5767a175a571851e9cc7a26ed8591c25f808f1cd47d00bbc7e89048a75078aa7b2cb850daf76ab9a0036dcf1aa279e011255c8bf3f345b5cfc3e794050c5b82d011afb16d511cc1852dcbf6e346d1cb17977bb396fda39a6f537fd9706642445", 0xc4, 0x28}, {&(0x7f0000001500)="893d17627fd9312d3f4e0c20d6fc684363e1714142ee8f64560abbbf0051134289114c1a703cfd2bdff8cbad97fe56c9c131733f675530f0a94ee7c5ca1f428d949056486406ff6b846422e7b632e65f5676cfff643ed980a9ca111786026130555165e53626f6311de13d81f5405a2f7ea3342bbd3f4bc2aed0a7d4030d2425265e88df15206a243675e4080ded96d71aba274328771e484fc64bbee133a638baec7f042e6aabf75e92205ec70f235b7976df0876ffecfeeeda8ce0592edfd2109306c7b6fcf58fcc52384855108afb4308770835b545", 0xd7, 0x2}], 0x8000, &(0x7f0000001740)=ANY=[@ANYBLOB="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"]) [ 516.440690] ISOFS: Unable to identify CD-ROM format. [ 516.469912] FAULT_INJECTION: forcing a failure. [ 516.469912] name failslab, interval 1, probability 0, space 0, times 0 [ 516.485694] CPU: 1 PID: 13243 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 516.493595] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 516.502945] Call Trace: [ 516.505528] dump_stack+0x1b2/0x281 [ 516.509159] should_fail.cold+0x10a/0x149 [ 516.513317] should_failslab+0xd6/0x130 [ 516.517290] kmem_cache_alloc_trace+0x29a/0x3d0 [ 516.521958] ? kobj_ns_drop+0x80/0x80 [ 516.525759] call_usermodehelper_setup+0x73/0x2e0 [ 516.530601] kobject_uevent_env+0xc21/0xf30 [ 516.534929] lo_ioctl+0x11a6/0x1cd0 [ 516.538556] ? loop_set_status64+0xe0/0xe0 [ 516.542798] blkdev_ioctl+0x540/0x1830 [ 516.546692] ? blkpg_ioctl+0x8d0/0x8d0 [ 516.550579] ? trace_hardirqs_on+0x10/0x10 [ 516.554815] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 516.559908] ? debug_check_no_obj_freed+0x2c0/0x680 [ 516.564922] block_ioctl+0xd9/0x120 [ 516.568547] ? blkdev_fallocate+0x3a0/0x3a0 [ 516.572866] do_vfs_ioctl+0x75a/0xff0 [ 516.576716] ? lock_acquire+0x170/0x3f0 [ 516.580688] ? ioctl_preallocate+0x1a0/0x1a0 [ 516.585107] ? __fget+0x265/0x3e0 [ 516.588573] ? do_vfs_ioctl+0xff0/0xff0 [ 516.592526] ? security_file_ioctl+0x83/0xb0 [ 516.596924] SyS_ioctl+0x7f/0xb0 [ 516.600265] ? do_vfs_ioctl+0xff0/0xff0 [ 516.604216] do_syscall_64+0x1d5/0x640 [ 516.608171] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 516.613346] RIP: 0033:0x7fecb8f3c037 [ 516.617031] RSP: 002b:00007fecb78b0f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 516.624717] RAX: ffffffffffffffda RBX: 00007fecb8f85a20 RCX: 00007fecb8f3c037 [ 516.631963] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 516.639207] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fecb78b11d0 [ 516.646455] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 516.653701] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 10:49:35 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 23) [ 516.675894] ISOFS: Unable to identify CD-ROM format. 10:49:35 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) bind$l2tp6(0xffffffffffffffff, &(0x7f0000000000)={0xa, 0x0, 0x2, @empty, 0x3, 0x3}, 0x20) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) socket$l2tp6(0xa, 0x2, 0x73) (async) bind$l2tp6(0xffffffffffffffff, &(0x7f0000000000)={0xa, 0x0, 0x2, @empty, 0x3, 0x3}, 0x20) (async) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) (async) 10:49:35 executing program 4: connect$l2tp6(0xffffffffffffffff, &(0x7f0000000000)={0xa, 0x0, 0x4, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, 0x4, 0x4}, 0x20) (async) r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) 10:49:35 executing program 2: r0 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000), 0x8000, 0x0) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, 0x0, 0x404c041) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000040), 0x111000, 0x0) socket$l2tp6(0xa, 0x2, 0x73) 10:49:35 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 35) 10:49:35 executing program 5: socket$nl_audit(0x10, 0x3, 0x9) socket$nl_audit(0x10, 0x3, 0x9) bpf$MAP_CREATE(0x0, &(0x7f00000016c0)=@bloom_filter={0x1e, 0x100, 0x7ff, 0xfffffff9, 0x160, 0x1, 0x200, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x5, 0x9}, 0x48) pipe(&(0x7f0000000100)) bpf$MAP_CREATE(0x0, &(0x7f00000019c0)=@bloom_filter={0x1e, 0x0, 0x9, 0x2, 0x40, 0xffffffffffffffff, 0x7fffffff, '\x00', 0x0, 0xffffffffffffffff, 0x5, 0x4, 0x1}, 0x48) syz_mount_image$romfs(&(0x7f00000000c0), &(0x7f0000000100)='.\x00', 0x1ff, 0x7, &(0x7f0000001600)=[{&(0x7f0000000140)="22b931910a89dc9a69e7154236ace8d30519299cd6539e6b0770d9dc756e0ce6d43878f72181d72d966e12bc487521c258629d43c33e988d8092f6a666fb96c1", 0x40, 0x9}, {&(0x7f0000000180)="eb7b8308b0a97264956c76b968a0a99d6325c8bc5414439e04e3803db7351d4ecc83813da70f3da3594746ecf7956b84e2ca0cd7bda19f95d8d51c825f08f92441acf418a66614d3a8e97ee18289a40ac2e2af641ad42a2d01ead44f347cc0d1efe4bdd038", 0x65, 0x200}, {&(0x7f0000000200)="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", 0x1000, 0x2}, {&(0x7f0000001200)="feee1cc975fe9c197b4f01732e0a6b2c1937b7bc8de615c44879f2280c7b97b999e56656f40b178a2e936184b6551136502bed43c4996ae15f99c414a0b726486030db37abc178bacb6e0acb9e1ed5b68c66a1959ac89fdecbeb228357552c4f099f59342508b089e0fcbe33f0a72907f7f47b0e7cd6d253287175c272f51d96620a2c75f40526eb0d886c1261ccb53ffad94fdbfe00eee6809e24df873312e125075c4ec1b1fc52bf2ce5424782e2fbc20691d3f0bb5cdf8bb8c4bcab673e47062b7fe8229e9e", 0xc7, 0xa96e}, {&(0x7f0000001300)="9b12125ed316920a023c40f56be81986b33aa599df6143d29a178a8da79c1c208f6b81a30dd3448c42b2eeb4db019175138b477662f124ec3d14cb7f28196451bcbea955a40a1db3194ee3eb3042f38c7946a3b0b9fb8738874abfb258d86feb039f3782a453f8953d5a94627bf526d5d30a3d9682ca5a021b7449b279cc1da6643a0adbbbad95933519daab358d6747fcc3341240c4253a735d9974a568a5cae1f150b9344d10bd8b997d2d06dfcd7c3cb7a86029778806d084d6e37ec8ef76eb3dde0ff6c26974c9375b391ce7463030", 0xd1, 0x7}, {&(0x7f0000001400)="0db1d21b7ac5c8b2902936d6767a10cb7496af79b1d59609092b8edc2ce0ef23c431d89bbbd7100b013b3443701ac7185b739683b4f758f9040c353fa6bf63ff8eed5743106e87ba4b3c99845a8e4101e1f53b4d8cbfbaeaf07849592f33ba4782036daf5767a175a571851e9cc7a26ed8591c25f808f1cd47d00bbc7e89048a75078aa7b2cb850daf76ab9a0036dcf1aa279e011255c8bf3f345b5cfc3e794050c5b82d011afb16d511cc1852dcbf6e346d1cb17977bb396fda39a6f537fd9706642445", 0xc4, 0x28}, {&(0x7f0000001500)="893d17627fd9312d3f4e0c20d6fc684363e1714142ee8f64560abbbf0051134289114c1a703cfd2bdff8cbad97fe56c9c131733f675530f0a94ee7c5ca1f428d949056486406ff6b846422e7b632e65f5676cfff643ed980a9ca111786026130555165e53626f6311de13d81f5405a2f7ea3342bbd3f4bc2aed0a7d4030d2425265e88df15206a243675e4080ded96d71aba274328771e484fc64bbee133a638baec7f042e6aabf75e92205ec70f235b7976df0876ffecfeeeda8ce0592edfd2109306c7b6fcf58fcc52384855108afb4308770835b545", 0xd7, 0x2}], 0x8000, &(0x7f0000001740)=ANY=[@ANYBLOB="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"]) 10:49:35 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x4, 0x0, &(0x7f0000000000)=0xfffffd52) syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x4, 0x2, &(0x7f0000000200)=[{&(0x7f00000000c0)="59fb1663ec20e25577d5a64282236e5cd136b900ef2a4ad6e989002af774081f0c490c3ceba6d491361a386bc70acc3443898776905e9fb19f672e1b61ffe0cb3535e1c54043fa5cf0a499582dea72d70ffee1299c2fba0fa9e094cb53849986f7ae852cc200bbdf29c39303f5d7746dfb1571fca98e78442051228cae5ebbcb477a", 0x82, 0x8}, {&(0x7f0000000180)="ffd02339a5b7e959ee9f518e680f69805c9fade91f6748dfe95e0a1731d6ab5ace215cfeb871394f3c0a5477df4ff70c592626da283516b63f62a9933f958fe54d63df8fba336b", 0x47, 0xfffffffffffffffe}], 0x8, &(0x7f0000000240)={[{@overriderock}, {@iocharset={'iocharset', 0x3d, 'cp950'}}, {@map_normal}], [{@fowner_eq={'fowner', 0x3d, 0xee00}}, {@mask={'mask', 0x3d, 'MAY_READ'}}, {@smackfsroot={'smackfsroot', 0x3d, '\\'}}, {@uid_eq={'uid', 0x3d, 0xee00}}, {@euid_lt}]}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) statx(r1, &(0x7f0000000300)='./file0\x00', 0x1400, 0x80, &(0x7f0000000340)) [ 516.788032] FAULT_INJECTION: forcing a failure. [ 516.788032] name failslab, interval 1, probability 0, space 0, times 0 [ 516.805260] CPU: 1 PID: 13264 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 516.813156] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 516.822487] Call Trace: [ 516.825055] dump_stack+0x1b2/0x281 [ 516.828668] should_fail.cold+0x10a/0x149 [ 516.832800] should_failslab+0xd6/0x130 [ 516.836753] kmem_cache_alloc_node+0x263/0x410 [ 516.841313] __alloc_skb+0x5c/0x510 [ 516.844924] kobject_uevent_env+0x882/0xf30 [ 516.849234] lo_ioctl+0x11a6/0x1cd0 [ 516.852838] ? loop_set_status64+0xe0/0xe0 [ 516.857052] blkdev_ioctl+0x540/0x1830 [ 516.860917] ? blkpg_ioctl+0x8d0/0x8d0 [ 516.864782] ? trace_hardirqs_on+0x10/0x10 [ 516.869015] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 516.874106] ? debug_check_no_obj_freed+0x2c0/0x680 [ 516.879142] block_ioctl+0xd9/0x120 [ 516.882746] ? blkdev_fallocate+0x3a0/0x3a0 [ 516.887043] do_vfs_ioctl+0x75a/0xff0 [ 516.890822] ? lock_acquire+0x170/0x3f0 [ 516.894776] ? ioctl_preallocate+0x1a0/0x1a0 [ 516.899179] ? __fget+0x265/0x3e0 [ 516.902615] ? do_vfs_ioctl+0xff0/0xff0 [ 516.906571] ? security_file_ioctl+0x83/0xb0 [ 516.910960] SyS_ioctl+0x7f/0xb0 [ 516.914303] ? do_vfs_ioctl+0xff0/0xff0 [ 516.918255] do_syscall_64+0x1d5/0x640 [ 516.922306] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 516.927481] RIP: 0033:0x7fbee387e037 [ 516.931186] RSP: 002b:00007fbee21f2f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 10:49:36 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) bind$l2tp6(0xffffffffffffffff, &(0x7f0000000000)={0xa, 0x0, 0x2, @empty, 0x3, 0x3}, 0x20) (async) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) 10:49:36 executing program 2: r0 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000), 0x8000, 0x0) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, 0x0, 0x404c041) (async, rerun: 32) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000040), 0x111000, 0x0) (async, rerun: 32) socket$l2tp6(0xa, 0x2, 0x73) [ 516.938870] RAX: ffffffffffffffda RBX: 00007fbee38c7a20 RCX: 00007fbee387e037 [ 516.946122] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 516.953373] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fbee21f31d0 [ 516.960619] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 516.967867] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 10:49:36 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x63, 0x0, 0x0) [ 517.001048] FAULT_INJECTION: forcing a failure. [ 517.001048] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 517.012871] CPU: 0 PID: 13270 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 517.018423] ISOFS: Unable to identify CD-ROM format. [ 517.020749] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 517.020755] Call Trace: [ 517.020773] dump_stack+0x1b2/0x281 [ 517.020787] should_fail.cold+0x10a/0x149 [ 517.020802] __alloc_pages_nodemask+0x22c/0x2720 10:49:36 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x63, 0x0, 0x0) [ 517.020813] ? kobject_uevent_env+0x274/0xf30 [ 517.020829] ? __lock_acquire+0x5fc/0x3f20 [ 517.020844] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 517.064302] ? blkdev_ioctl+0xf4/0x1830 [ 517.068276] ? blkpg_ioctl+0x8d0/0x8d0 [ 517.072157] ? trace_hardirqs_on+0x10/0x10 [ 517.076391] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 517.081494] cache_grow_begin+0x91/0x700 [ 517.085549] ? fs_reclaim_release+0xd0/0x110 [ 517.089957] ? check_preemption_disabled+0x35/0x240 [ 517.094971] cache_alloc_refill+0x273/0x350 [ 517.099295] kmem_cache_alloc+0x333/0x3c0 [ 517.103441] getname_flags+0xc8/0x550 [ 517.107244] SyS_mkdirat+0x83/0x270 [ 517.110867] ? SyS_mknod+0x30/0x30 [ 517.114402] ? fput_many+0xe/0x140 [ 517.117931] ? do_syscall_64+0x4c/0x640 [ 517.121887] ? SyS_mknod+0x30/0x30 [ 517.125409] do_syscall_64+0x1d5/0x640 [ 517.129294] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 517.134469] RIP: 0033:0x7fecb8f3b387 [ 517.138160] RSP: 002b:00007fecb78b0f88 EFLAGS: 00000213 ORIG_RAX: 0000000000000102 10:49:36 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x4, 0x0, &(0x7f0000000000)=0xfffffd52) (async) syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x4, 0x2, &(0x7f0000000200)=[{&(0x7f00000000c0)="59fb1663ec20e25577d5a64282236e5cd136b900ef2a4ad6e989002af774081f0c490c3ceba6d491361a386bc70acc3443898776905e9fb19f672e1b61ffe0cb3535e1c54043fa5cf0a499582dea72d70ffee1299c2fba0fa9e094cb53849986f7ae852cc200bbdf29c39303f5d7746dfb1571fca98e78442051228cae5ebbcb477a", 0x82, 0x8}, {&(0x7f0000000180)="ffd02339a5b7e959ee9f518e680f69805c9fade91f6748dfe95e0a1731d6ab5ace215cfeb871394f3c0a5477df4ff70c592626da283516b63f62a9933f958fe54d63df8fba336b", 0x47, 0xfffffffffffffffe}], 0x8, &(0x7f0000000240)={[{@overriderock}, {@iocharset={'iocharset', 0x3d, 'cp950'}}, {@map_normal}], [{@fowner_eq={'fowner', 0x3d, 0xee00}}, {@mask={'mask', 0x3d, 'MAY_READ'}}, {@smackfsroot={'smackfsroot', 0x3d, '\\'}}, {@uid_eq={'uid', 0x3d, 0xee00}}, {@euid_lt}]}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) statx(r1, &(0x7f0000000300)='./file0\x00', 0x1400, 0x80, &(0x7f0000000340)) [ 517.145851] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fecb8f3b387 [ 517.153107] RDX: 00000000000001ff RSI: 0000000020000080 RDI: 00000000ffffff9c [ 517.160357] RBP: 00007fecb78b11d0 R08: 0000000000000000 R09: 00007fecb78b11d0 [ 517.167616] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000040 [ 517.174867] R13: 0000000020000080 R14: 00007fecb78b0fe0 R15: 00000000200005c0 10:49:36 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 24) 10:49:36 executing program 2: r0 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000), 0x8000, 0x0) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, 0x0, 0x404c041) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000040), 0x111000, 0x0) socket$l2tp6(0xa, 0x2, 0x73) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000), 0x8000, 0x0) (async) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, 0x0, 0x404c041) (async) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000040), 0x111000, 0x0) (async) socket$l2tp6(0xa, 0x2, 0x73) (async) 10:49:36 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x63, 0x0, 0x0) 10:49:36 executing program 5: socket$nl_audit(0x10, 0x3, 0x9) socket$nl_audit(0x10, 0x3, 0x9) bpf$MAP_CREATE(0x0, &(0x7f00000016c0)=@bloom_filter={0x1e, 0x100, 0x7ff, 0xfffffff9, 0x160, 0x1, 0x200, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x5, 0x9}, 0x48) pipe(&(0x7f0000000100)) syz_mount_image$romfs(&(0x7f00000000c0), &(0x7f0000000100)='.\x00', 0x1ff, 0x7, &(0x7f0000001600)=[{&(0x7f0000000140)="22b931910a89dc9a69e7154236ace8d30519299cd6539e6b0770d9dc756e0ce6d43878f72181d72d966e12bc487521c258629d43c33e988d8092f6a666fb96c1", 0x40, 0x9}, {&(0x7f0000000180)="eb7b8308b0a97264956c76b968a0a99d6325c8bc5414439e04e3803db7351d4ecc83813da70f3da3594746ecf7956b84e2ca0cd7bda19f95d8d51c825f08f92441acf418a66614d3a8e97ee18289a40ac2e2af641ad42a2d01ead44f347cc0d1efe4bdd038", 0x65, 0x200}, {&(0x7f0000000200)="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", 0x1000, 0x2}, {&(0x7f0000001200)="feee1cc975fe9c197b4f01732e0a6b2c1937b7bc8de615c44879f2280c7b97b999e56656f40b178a2e936184b6551136502bed43c4996ae15f99c414a0b726486030db37abc178bacb6e0acb9e1ed5b68c66a1959ac89fdecbeb228357552c4f099f59342508b089e0fcbe33f0a72907f7f47b0e7cd6d253287175c272f51d96620a2c75f40526eb0d886c1261ccb53ffad94fdbfe00eee6809e24df873312e125075c4ec1b1fc52bf2ce5424782e2fbc20691d3f0bb5cdf8bb8c4bcab673e47062b7fe8229e9e", 0xc7, 0xa96e}, {&(0x7f0000001300)="9b12125ed316920a023c40f56be81986b33aa599df6143d29a178a8da79c1c208f6b81a30dd3448c42b2eeb4db019175138b477662f124ec3d14cb7f28196451bcbea955a40a1db3194ee3eb3042f38c7946a3b0b9fb8738874abfb258d86feb039f3782a453f8953d5a94627bf526d5d30a3d9682ca5a021b7449b279cc1da6643a0adbbbad95933519daab358d6747fcc3341240c4253a735d9974a568a5cae1f150b9344d10bd8b997d2d06dfcd7c3cb7a86029778806d084d6e37ec8ef76eb3dde0ff6c26974c9375b391ce7463030", 0xd1, 0x7}, {&(0x7f0000001400)="0db1d21b7ac5c8b2902936d6767a10cb7496af79b1d59609092b8edc2ce0ef23c431d89bbbd7100b013b3443701ac7185b739683b4f758f9040c353fa6bf63ff8eed5743106e87ba4b3c99845a8e4101e1f53b4d8cbfbaeaf07849592f33ba4782036daf5767a175a571851e9cc7a26ed8591c25f808f1cd47d00bbc7e89048a75078aa7b2cb850daf76ab9a0036dcf1aa279e011255c8bf3f345b5cfc3e794050c5b82d011afb16d511cc1852dcbf6e346d1cb17977bb396fda39a6f537fd9706642445", 0xc4, 0x28}, {&(0x7f0000001500)="893d17627fd9312d3f4e0c20d6fc684363e1714142ee8f64560abbbf0051134289114c1a703cfd2bdff8cbad97fe56c9c131733f675530f0a94ee7c5ca1f428d949056486406ff6b846422e7b632e65f5676cfff643ed980a9ca111786026130555165e53626f6311de13d81f5405a2f7ea3342bbd3f4bc2aed0a7d4030d2425265e88df15206a243675e4080ded96d71aba274328771e484fc64bbee133a638baec7f042e6aabf75e92205ec70f235b7976df0876ffecfeeeda8ce0592edfd2109306c7b6fcf58fcc52384855108afb4308770835b545", 0xd7, 0x2}], 0x8000, &(0x7f0000001740)=ANY=[@ANYBLOB="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"]) [ 517.259270] ISOFS: Unable to identify CD-ROM format. [ 517.285510] FAULT_INJECTION: forcing a failure. [ 517.285510] name failslab, interval 1, probability 0, space 0, times 0 [ 517.297332] CPU: 1 PID: 13309 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 517.305218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 517.314565] Call Trace: [ 517.317149] dump_stack+0x1b2/0x281 [ 517.320774] should_fail.cold+0x10a/0x149 [ 517.324929] should_failslab+0xd6/0x130 [ 517.328889] kmem_cache_alloc_node+0x263/0x410 [ 517.333477] __alloc_skb+0x5c/0x510 [ 517.337102] kobject_uevent_env+0x882/0xf30 [ 517.341409] lo_ioctl+0x11a6/0x1cd0 [ 517.345014] ? loop_set_status64+0xe0/0xe0 [ 517.349233] blkdev_ioctl+0x540/0x1830 [ 517.353105] ? blkpg_ioctl+0x8d0/0x8d0 [ 517.356969] ? trace_hardirqs_on+0x10/0x10 [ 517.361185] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 517.366273] ? debug_check_no_obj_freed+0x2c0/0x680 [ 517.371269] block_ioctl+0xd9/0x120 [ 517.374873] ? blkdev_fallocate+0x3a0/0x3a0 [ 517.379171] do_vfs_ioctl+0x75a/0xff0 [ 517.382949] ? lock_acquire+0x170/0x3f0 [ 517.386900] ? ioctl_preallocate+0x1a0/0x1a0 [ 517.391286] ? __fget+0x265/0x3e0 [ 517.394717] ? do_vfs_ioctl+0xff0/0xff0 [ 517.398666] ? security_file_ioctl+0x83/0xb0 [ 517.403051] SyS_ioctl+0x7f/0xb0 [ 517.406391] ? do_vfs_ioctl+0xff0/0xff0 [ 517.410343] do_syscall_64+0x1d5/0x640 [ 517.414228] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 517.419394] RIP: 0033:0x7fbee387e037 [ 517.423091] RSP: 002b:00007fbee21f2f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 517.430774] RAX: ffffffffffffffda RBX: 00007fbee38c7a20 RCX: 00007fbee387e037 [ 517.438020] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 517.445265] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fbee21f31d0 [ 517.452509] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 517.459769] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 [ 517.483066] ISOFS: Unable to identify CD-ROM format. 10:49:36 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 36) 10:49:36 executing program 1: socket$l2tp6(0xa, 0x2, 0x73) socketpair(0x2b, 0x2, 0x5, &(0x7f0000000000)={0xffffffffffffffff}) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) 10:49:36 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 25) 10:49:36 executing program 5: socket$nl_audit(0x10, 0x3, 0x9) socket$nl_audit(0x10, 0x3, 0x9) bpf$MAP_CREATE(0x0, &(0x7f00000016c0)=@bloom_filter={0x1e, 0x100, 0x7ff, 0xfffffff9, 0x160, 0x1, 0x200, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x5, 0x9}, 0x48) syz_mount_image$romfs(&(0x7f00000000c0), &(0x7f0000000100)='.\x00', 0x1ff, 0x7, &(0x7f0000001600)=[{&(0x7f0000000140)="22b931910a89dc9a69e7154236ace8d30519299cd6539e6b0770d9dc756e0ce6d43878f72181d72d966e12bc487521c258629d43c33e988d8092f6a666fb96c1", 0x40, 0x9}, {&(0x7f0000000180)="eb7b8308b0a97264956c76b968a0a99d6325c8bc5414439e04e3803db7351d4ecc83813da70f3da3594746ecf7956b84e2ca0cd7bda19f95d8d51c825f08f92441acf418a66614d3a8e97ee18289a40ac2e2af641ad42a2d01ead44f347cc0d1efe4bdd038", 0x65, 0x200}, {&(0x7f0000000200)="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", 0x1000, 0x2}, {&(0x7f0000001200)="feee1cc975fe9c197b4f01732e0a6b2c1937b7bc8de615c44879f2280c7b97b999e56656f40b178a2e936184b6551136502bed43c4996ae15f99c414a0b726486030db37abc178bacb6e0acb9e1ed5b68c66a1959ac89fdecbeb228357552c4f099f59342508b089e0fcbe33f0a72907f7f47b0e7cd6d253287175c272f51d96620a2c75f40526eb0d886c1261ccb53ffad94fdbfe00eee6809e24df873312e125075c4ec1b1fc52bf2ce5424782e2fbc20691d3f0bb5cdf8bb8c4bcab673e47062b7fe8229e9e", 0xc7, 0xa96e}, {&(0x7f0000001300)="9b12125ed316920a023c40f56be81986b33aa599df6143d29a178a8da79c1c208f6b81a30dd3448c42b2eeb4db019175138b477662f124ec3d14cb7f28196451bcbea955a40a1db3194ee3eb3042f38c7946a3b0b9fb8738874abfb258d86feb039f3782a453f8953d5a94627bf526d5d30a3d9682ca5a021b7449b279cc1da6643a0adbbbad95933519daab358d6747fcc3341240c4253a735d9974a568a5cae1f150b9344d10bd8b997d2d06dfcd7c3cb7a86029778806d084d6e37ec8ef76eb3dde0ff6c26974c9375b391ce7463030", 0xd1, 0x7}, {&(0x7f0000001400)="0db1d21b7ac5c8b2902936d6767a10cb7496af79b1d59609092b8edc2ce0ef23c431d89bbbd7100b013b3443701ac7185b739683b4f758f9040c353fa6bf63ff8eed5743106e87ba4b3c99845a8e4101e1f53b4d8cbfbaeaf07849592f33ba4782036daf5767a175a571851e9cc7a26ed8591c25f808f1cd47d00bbc7e89048a75078aa7b2cb850daf76ab9a0036dcf1aa279e011255c8bf3f345b5cfc3e794050c5b82d011afb16d511cc1852dcbf6e346d1cb17977bb396fda39a6f537fd9706642445", 0xc4, 0x28}, {&(0x7f0000001500)="893d17627fd9312d3f4e0c20d6fc684363e1714142ee8f64560abbbf0051134289114c1a703cfd2bdff8cbad97fe56c9c131733f675530f0a94ee7c5ca1f428d949056486406ff6b846422e7b632e65f5676cfff643ed980a9ca111786026130555165e53626f6311de13d81f5405a2f7ea3342bbd3f4bc2aed0a7d4030d2425265e88df15206a243675e4080ded96d71aba274328771e484fc64bbee133a638baec7f042e6aabf75e92205ec70f235b7976df0876ffecfeeeda8ce0592edfd2109306c7b6fcf58fcc52384855108afb4308770835b545", 0xd7, 0x2}], 0x8000, &(0x7f0000001740)=ANY=[@ANYBLOB="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"]) 10:49:36 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x4, 0x0, &(0x7f0000000000)=0xfffffd52) (async) syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x4, 0x2, &(0x7f0000000200)=[{&(0x7f00000000c0)="59fb1663ec20e25577d5a64282236e5cd136b900ef2a4ad6e989002af774081f0c490c3ceba6d491361a386bc70acc3443898776905e9fb19f672e1b61ffe0cb3535e1c54043fa5cf0a499582dea72d70ffee1299c2fba0fa9e094cb53849986f7ae852cc200bbdf29c39303f5d7746dfb1571fca98e78442051228cae5ebbcb477a", 0x82, 0x8}, {&(0x7f0000000180)="ffd02339a5b7e959ee9f518e680f69805c9fade91f6748dfe95e0a1731d6ab5ace215cfeb871394f3c0a5477df4ff70c592626da283516b63f62a9933f958fe54d63df8fba336b", 0x47, 0xfffffffffffffffe}], 0x8, &(0x7f0000000240)={[{@overriderock}, {@iocharset={'iocharset', 0x3d, 'cp950'}}, {@map_normal}], [{@fowner_eq={'fowner', 0x3d, 0xee00}}, {@mask={'mask', 0x3d, 'MAY_READ'}}, {@smackfsroot={'smackfsroot', 0x3d, '\\'}}, {@uid_eq={'uid', 0x3d, 0xee00}}, {@euid_lt}]}) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) statx(r1, &(0x7f0000000300)='./file0\x00', 0x1400, 0x80, &(0x7f0000000340)) 10:49:36 executing program 2: r0 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000), 0x400, 0x0) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000200)={r0, 0x20, &(0x7f00000001c0)={&(0x7f0000000040)=""/210, 0xd2, 0x0, &(0x7f0000000140)=""/110, 0x6e}}, 0x10) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) [ 517.593700] FAULT_INJECTION: forcing a failure. [ 517.593700] name failslab, interval 1, probability 0, space 0, times 0 [ 517.608528] CPU: 1 PID: 13339 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 517.616420] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 517.625770] Call Trace: [ 517.628358] dump_stack+0x1b2/0x281 [ 517.631991] should_fail.cold+0x10a/0x149 [ 517.636145] should_failslab+0xd6/0x130 10:49:36 executing program 1: socket$l2tp6(0xa, 0x2, 0x73) (async) socketpair(0x2b, 0x2, 0x5, &(0x7f0000000000)={0xffffffffffffffff}) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) 10:49:36 executing program 2: r0 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000), 0x400, 0x0) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000200)={r0, 0x20, &(0x7f00000001c0)={&(0x7f0000000040)=""/210, 0xd2, 0x0, &(0x7f0000000140)=""/110, 0x6e}}, 0x10) (async) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) 10:49:36 executing program 2: r0 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000), 0x400, 0x0) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000200)={r0, 0x20, &(0x7f00000001c0)={&(0x7f0000000040)=""/210, 0xd2, 0x0, &(0x7f0000000140)=""/110, 0x6e}}, 0x10) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000), 0x400, 0x0) (async) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000200)={r0, 0x20, &(0x7f00000001c0)={&(0x7f0000000040)=""/210, 0xd2, 0x0, &(0x7f0000000140)=""/110, 0x6e}}, 0x10) (async) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) (async) 10:49:36 executing program 1: socket$l2tp6(0xa, 0x2, 0x73) socketpair(0x2b, 0x2, 0x5, &(0x7f0000000000)={0xffffffffffffffff}) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) 10:49:36 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) syz_init_net_socket$netrom(0x6, 0x5, 0x0) 10:49:36 executing program 1: setsockopt$netlink_NETLINK_NO_ENOBUFS(0xffffffffffffffff, 0x10e, 0x5, &(0x7f0000000000)=0x3, 0x4) r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) write$cgroup_pressure(r1, &(0x7f0000000040)={'full', 0x20, 0x3, 0x20, 0x40}, 0x2f) [ 517.640119] kmem_cache_alloc_node+0x263/0x410 [ 517.644709] __alloc_skb+0x5c/0x510 [ 517.648341] kobject_uevent_env+0x882/0xf30 [ 517.652675] lo_ioctl+0x11a6/0x1cd0 [ 517.656302] ? loop_set_status64+0xe0/0xe0 [ 517.660538] blkdev_ioctl+0x540/0x1830 [ 517.664426] ? blkpg_ioctl+0x8d0/0x8d0 [ 517.668311] ? trace_hardirqs_on+0x10/0x10 [ 517.672557] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 517.677659] ? debug_check_no_obj_freed+0x2c0/0x680 [ 517.682678] block_ioctl+0xd9/0x120 [ 517.686299] ? blkdev_fallocate+0x3a0/0x3a0 [ 517.690622] do_vfs_ioctl+0x75a/0xff0 10:49:36 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) syz_init_net_socket$netrom(0x6, 0x5, 0x0) [ 517.694422] ? lock_acquire+0x170/0x3f0 [ 517.698395] ? ioctl_preallocate+0x1a0/0x1a0 [ 517.702802] ? __fget+0x265/0x3e0 [ 517.706254] ? do_vfs_ioctl+0xff0/0xff0 [ 517.710223] ? security_file_ioctl+0x83/0xb0 [ 517.714625] SyS_ioctl+0x7f/0xb0 [ 517.717984] ? do_vfs_ioctl+0xff0/0xff0 [ 517.721959] do_syscall_64+0x1d5/0x640 [ 517.725850] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 517.731051] RIP: 0033:0x7fbee387e037 [ 517.734744] RSP: 002b:00007fbee21f2f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 517.742439] RAX: ffffffffffffffda RBX: 00007fbee38c7a20 RCX: 00007fbee387e037 [ 517.749694] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 517.756959] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fbee21f31d0 [ 517.764225] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 517.771496] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 [ 517.785569] FAULT_INJECTION: forcing a failure. [ 517.785569] name failslab, interval 1, probability 0, space 0, times 0 [ 517.799395] ISOFS: Unable to identify CD-ROM format. [ 517.826876] CPU: 0 PID: 13340 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 517.834778] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 517.844137] Call Trace: [ 517.846729] dump_stack+0x1b2/0x281 [ 517.850367] should_fail.cold+0x10a/0x149 [ 517.854521] should_failslab+0xd6/0x130 [ 517.858499] kmem_cache_alloc+0x28e/0x3c0 [ 517.862651] __d_alloc+0x2a/0xa20 [ 517.866105] d_alloc+0x46/0x240 [ 517.869382] __lookup_hash+0x101/0x270 [ 517.873275] filename_create+0x156/0x3f0 [ 517.877510] ? kern_path_mountpoint+0x40/0x40 [ 517.882016] SyS_mkdirat+0x95/0x270 [ 517.885642] ? SyS_mknod+0x30/0x30 [ 517.889175] ? fput_many+0xe/0x140 [ 517.892712] ? do_syscall_64+0x4c/0x640 [ 517.896680] ? SyS_mknod+0x30/0x30 [ 517.900216] do_syscall_64+0x1d5/0x640 [ 517.904108] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 517.909389] RIP: 0033:0x7fecb8f3b387 [ 517.913096] RSP: 002b:00007fecb78b0f88 EFLAGS: 00000213 ORIG_RAX: 0000000000000102 [ 517.920837] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fecb8f3b387 [ 517.928102] RDX: 00000000000001ff RSI: 0000000020000080 RDI: 00000000ffffff9c [ 517.935365] RBP: 00007fecb78b11d0 R08: 0000000000000000 R09: 00007fecb78b11d0 [ 517.942628] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000040 [ 517.949987] R13: 0000000020000080 R14: 00007fecb78b0fe0 R15: 00000000200005c0 [ 517.968588] print_req_error: 6 callbacks suppressed [ 517.968594] print_req_error: I/O error, dev loop5, sector 2 [ 517.979390] buffer_io_error: 5 callbacks suppressed [ 517.979396] Buffer I/O error on dev loop5, logical block 1, async page read 10:49:37 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 37) 10:49:37 executing program 1: setsockopt$netlink_NETLINK_NO_ENOBUFS(0xffffffffffffffff, 0x10e, 0x5, &(0x7f0000000000)=0x3, 0x4) r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) write$cgroup_pressure(r1, &(0x7f0000000040)={'full', 0x20, 0x3, 0x20, 0x40}, 0x2f) setsockopt$netlink_NETLINK_NO_ENOBUFS(0xffffffffffffffff, 0x10e, 0x5, &(0x7f0000000000)=0x3, 0x4) (async) socket$l2tp6(0xa, 0x2, 0x73) (async) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) (async) pipe(&(0x7f0000000100)) (async) write$cgroup_pressure(r1, &(0x7f0000000040)={'full', 0x20, 0x3, 0x20, 0x40}, 0x2f) (async) 10:49:37 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) (async, rerun: 64) syz_init_net_socket$netrom(0x6, 0x5, 0x0) (rerun: 64) 10:49:37 executing program 4: socket$nl_route(0x10, 0x3, 0x0) 10:49:37 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 26) 10:49:37 executing program 5: socket$nl_audit(0x10, 0x3, 0x9) socket$nl_audit(0x10, 0x3, 0x9) syz_mount_image$romfs(&(0x7f00000000c0), &(0x7f0000000100)='.\x00', 0x1ff, 0x7, &(0x7f0000001600)=[{&(0x7f0000000140)="22b931910a89dc9a69e7154236ace8d30519299cd6539e6b0770d9dc756e0ce6d43878f72181d72d966e12bc487521c258629d43c33e988d8092f6a666fb96c1", 0x40, 0x9}, {&(0x7f0000000180)="eb7b8308b0a97264956c76b968a0a99d6325c8bc5414439e04e3803db7351d4ecc83813da70f3da3594746ecf7956b84e2ca0cd7bda19f95d8d51c825f08f92441acf418a66614d3a8e97ee18289a40ac2e2af641ad42a2d01ead44f347cc0d1efe4bdd038", 0x65, 0x200}, {&(0x7f0000000200)="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", 0x1000, 0x2}, {&(0x7f0000001200)="feee1cc975fe9c197b4f01732e0a6b2c1937b7bc8de615c44879f2280c7b97b999e56656f40b178a2e936184b6551136502bed43c4996ae15f99c414a0b726486030db37abc178bacb6e0acb9e1ed5b68c66a1959ac89fdecbeb228357552c4f099f59342508b089e0fcbe33f0a72907f7f47b0e7cd6d253287175c272f51d96620a2c75f40526eb0d886c1261ccb53ffad94fdbfe00eee6809e24df873312e125075c4ec1b1fc52bf2ce5424782e2fbc20691d3f0bb5cdf8bb8c4bcab673e47062b7fe8229e9e", 0xc7, 0xa96e}, {&(0x7f0000001300)="9b12125ed316920a023c40f56be81986b33aa599df6143d29a178a8da79c1c208f6b81a30dd3448c42b2eeb4db019175138b477662f124ec3d14cb7f28196451bcbea955a40a1db3194ee3eb3042f38c7946a3b0b9fb8738874abfb258d86feb039f3782a453f8953d5a94627bf526d5d30a3d9682ca5a021b7449b279cc1da6643a0adbbbad95933519daab358d6747fcc3341240c4253a735d9974a568a5cae1f150b9344d10bd8b997d2d06dfcd7c3cb7a86029778806d084d6e37ec8ef76eb3dde0ff6c26974c9375b391ce7463030", 0xd1, 0x7}, {&(0x7f0000001400)="0db1d21b7ac5c8b2902936d6767a10cb7496af79b1d59609092b8edc2ce0ef23c431d89bbbd7100b013b3443701ac7185b739683b4f758f9040c353fa6bf63ff8eed5743106e87ba4b3c99845a8e4101e1f53b4d8cbfbaeaf07849592f33ba4782036daf5767a175a571851e9cc7a26ed8591c25f808f1cd47d00bbc7e89048a75078aa7b2cb850daf76ab9a0036dcf1aa279e011255c8bf3f345b5cfc3e794050c5b82d011afb16d511cc1852dcbf6e346d1cb17977bb396fda39a6f537fd9706642445", 0xc4, 0x28}, {&(0x7f0000001500)="893d17627fd9312d3f4e0c20d6fc684363e1714142ee8f64560abbbf0051134289114c1a703cfd2bdff8cbad97fe56c9c131733f675530f0a94ee7c5ca1f428d949056486406ff6b846422e7b632e65f5676cfff643ed980a9ca111786026130555165e53626f6311de13d81f5405a2f7ea3342bbd3f4bc2aed0a7d4030d2425265e88df15206a243675e4080ded96d71aba274328771e484fc64bbee133a638baec7f042e6aabf75e92205ec70f235b7976df0876ffecfeeeda8ce0592edfd2109306c7b6fcf58fcc52384855108afb4308770835b545", 0xd7, 0x2}], 0x8000, &(0x7f0000001740)=ANY=[@ANYBLOB="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"]) [ 517.992022] print_req_error: I/O error, dev loop5, sector 4 [ 517.997744] Buffer I/O error on dev loop5, logical block 2, async page read [ 518.005086] print_req_error: I/O error, dev loop5, sector 6 [ 518.010834] Buffer I/O error on dev loop5, logical block 3, async page read 10:49:37 executing program 4: socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) (async) 10:49:37 executing program 1: setsockopt$netlink_NETLINK_NO_ENOBUFS(0xffffffffffffffff, 0x10e, 0x5, &(0x7f0000000000)=0x3, 0x4) (async) r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) write$cgroup_pressure(r1, &(0x7f0000000040)={'full', 0x20, 0x3, 0x20, 0x40}, 0x2f) [ 518.095003] FAULT_INJECTION: forcing a failure. [ 518.095003] name failslab, interval 1, probability 0, space 0, times 0 [ 518.134320] CPU: 1 PID: 13394 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 10:49:37 executing program 2: openat$hwrng(0xffffffffffffff9c, &(0x7f0000000300), 0x20000, 0x0) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) sendmsg$L2TP_CMD_TUNNEL_GET(r0, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10000080}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x34, r2, 0x800, 0x70bd26, 0x25dfdbff, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @empty}, @L2TP_ATTR_IP_SADDR={0x8, 0x18, @rand_addr=0x64010101}, @L2TP_ATTR_DEBUG={0x8, 0x11, 0x1}, @L2TP_ATTR_RECV_SEQ={0x5, 0x12, 0x7}]}, 0x34}, 0x1, 0x0, 0x0, 0x4000000}, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000200), 0x400000, 0x0) sendmsg$L2TP_CMD_SESSION_MODIFY(r1, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x68, r2, 0x200, 0x70bd2c, 0x25dfdbfe, {}, [@L2TP_ATTR_UDP_ZERO_CSUM6_RX={0x5, 0x22, 0x1}, @L2TP_ATTR_PEER_COOKIE={0xc, 0x10, 0x992}, @L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0x3}, @L2TP_ATTR_MRU={0x6, 0x1d, 0x3f}, @L2TP_ATTR_IFNAME={0x14, 0x8, 'wlan0\x00'}, @L2TP_ATTR_IP_DADDR={0x8, 0x19, @broadcast}, @L2TP_ATTR_L2SPEC_TYPE={0x5}, @L2TP_ATTR_DEBUG={0x8}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000000}, 0x1) sendmsg$L2TP_CMD_SESSION_GET(r3, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="00012abd7003d301bb00000000000004000000000000", @ANYRES32=r4, @ANYBLOB], 0x2c}, 0x1, 0x0, 0x0, 0x1}, 0x4000000) syz_genetlink_get_family_id$l2tp(&(0x7f0000000000), r1) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) socket$nl_audit(0x10, 0x3, 0x9) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r5) syz_init_net_socket$netrom(0x6, 0x5, 0x0) ioctl$IOCTL_VMCI_GET_CONTEXT_ID(r5, 0x7b3, &(0x7f0000000040)) 10:49:37 executing program 4: socket$nl_route(0x10, 0x3, 0x0) [ 518.142229] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 518.151581] Call Trace: [ 518.154173] dump_stack+0x1b2/0x281 [ 518.157807] should_fail.cold+0x10a/0x149 [ 518.161962] should_failslab+0xd6/0x130 [ 518.165956] kmem_cache_alloc_node_trace+0x25a/0x400 [ 518.171066] __kmalloc_node_track_caller+0x38/0x70 [ 518.176005] __alloc_skb+0x96/0x510 [ 518.179665] kobject_uevent_env+0x882/0xf30 [ 518.184002] lo_ioctl+0x11a6/0x1cd0 [ 518.187641] ? loop_set_status64+0xe0/0xe0 10:49:37 executing program 2: openat$hwrng(0xffffffffffffff9c, &(0x7f0000000300), 0x20000, 0x0) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) sendmsg$L2TP_CMD_TUNNEL_GET(r0, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10000080}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x34, r2, 0x800, 0x70bd26, 0x25dfdbff, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @empty}, @L2TP_ATTR_IP_SADDR={0x8, 0x18, @rand_addr=0x64010101}, @L2TP_ATTR_DEBUG={0x8, 0x11, 0x1}, @L2TP_ATTR_RECV_SEQ={0x5, 0x12, 0x7}]}, 0x34}, 0x1, 0x0, 0x0, 0x4000000}, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000200), 0x400000, 0x0) sendmsg$L2TP_CMD_SESSION_MODIFY(r1, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x68, r2, 0x200, 0x70bd2c, 0x25dfdbfe, {}, [@L2TP_ATTR_UDP_ZERO_CSUM6_RX={0x5, 0x22, 0x1}, @L2TP_ATTR_PEER_COOKIE={0xc, 0x10, 0x992}, @L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0x3}, @L2TP_ATTR_MRU={0x6, 0x1d, 0x3f}, @L2TP_ATTR_IFNAME={0x14, 0x8, 'wlan0\x00'}, @L2TP_ATTR_IP_DADDR={0x8, 0x19, @broadcast}, @L2TP_ATTR_L2SPEC_TYPE={0x5}, @L2TP_ATTR_DEBUG={0x8}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000000}, 0x1) sendmsg$L2TP_CMD_SESSION_GET(r3, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="00012abd7003d301bb00000000000004000000000000", @ANYRES32=r4, @ANYBLOB], 0x2c}, 0x1, 0x0, 0x0, 0x1}, 0x4000000) syz_genetlink_get_family_id$l2tp(&(0x7f0000000000), r1) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) socket$nl_audit(0x10, 0x3, 0x9) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r5) syz_init_net_socket$netrom(0x6, 0x5, 0x0) ioctl$IOCTL_VMCI_GET_CONTEXT_ID(r5, 0x7b3, &(0x7f0000000040)) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000300), 0x20000, 0x0) (async) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) (async) pipe(&(0x7f0000000100)) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) sendmsg$L2TP_CMD_TUNNEL_GET(r0, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10000080}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x34, r2, 0x800, 0x70bd26, 0x25dfdbff, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @empty}, @L2TP_ATTR_IP_SADDR={0x8, 0x18, @rand_addr=0x64010101}, @L2TP_ATTR_DEBUG={0x8, 0x11, 0x1}, @L2TP_ATTR_RECV_SEQ={0x5, 0x12, 0x7}]}, 0x34}, 0x1, 0x0, 0x0, 0x4000000}, 0x0) (async) socket$nl_generic(0x10, 0x3, 0x10) (async) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000200), 0x400000, 0x0) (async) sendmsg$L2TP_CMD_SESSION_MODIFY(r1, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x68, r2, 0x200, 0x70bd2c, 0x25dfdbfe, {}, [@L2TP_ATTR_UDP_ZERO_CSUM6_RX={0x5, 0x22, 0x1}, @L2TP_ATTR_PEER_COOKIE={0xc, 0x10, 0x992}, @L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0x3}, @L2TP_ATTR_MRU={0x6, 0x1d, 0x3f}, @L2TP_ATTR_IFNAME={0x14, 0x8, 'wlan0\x00'}, @L2TP_ATTR_IP_DADDR={0x8, 0x19, @broadcast}, @L2TP_ATTR_L2SPEC_TYPE={0x5}, @L2TP_ATTR_DEBUG={0x8}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000000}, 0x1) (async) sendmsg$L2TP_CMD_SESSION_GET(r3, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="00012abd7003d301bb00000000000004000000000000", @ANYRES32=r4, @ANYBLOB], 0x2c}, 0x1, 0x0, 0x0, 0x1}, 0x4000000) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000000), r1) (async) pipe(&(0x7f0000000100)) (async) socket$nl_audit(0x10, 0x3, 0x9) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r5) (async) syz_init_net_socket$netrom(0x6, 0x5, 0x0) (async) ioctl$IOCTL_VMCI_GET_CONTEXT_ID(r5, 0x7b3, &(0x7f0000000040)) (async) 10:49:37 executing program 4: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) clock_gettime(0x0, &(0x7f0000000180)={0x0, 0x0}) utimensat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f00000001c0)={{0x0, 0xea60}, {r2, r3/1000+10000}}, 0x0) read$FUSE(r0, &(0x7f0000000640)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_OPEN(r1, &(0x7f0000000200)={0x20, 0x0, r4, {0x0, 0xa}}, 0x20) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) sendmsg$L2TP_CMD_SESSION_GET(r1, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)=ANY=[@ANYBLOB="1c000000", @ANYRES16=0x0, @ANYBLOB="000127bd7000fedbdf25080000800500210001000000"], 0x1c}, 0x1, 0x0, 0x0, 0x10}, 0x20000002) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r5, 0x10e, 0x3, 0x0, &(0x7f0000000100)) [ 518.191878] blkdev_ioctl+0x540/0x1830 [ 518.195767] ? blkpg_ioctl+0x8d0/0x8d0 [ 518.199655] ? trace_hardirqs_on+0x10/0x10 [ 518.203892] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 518.208997] ? debug_check_no_obj_freed+0x2c0/0x680 [ 518.214027] block_ioctl+0xd9/0x120 [ 518.217654] ? blkdev_fallocate+0x3a0/0x3a0 [ 518.221978] do_vfs_ioctl+0x75a/0xff0 [ 518.225782] ? lock_acquire+0x170/0x3f0 [ 518.229786] ? ioctl_preallocate+0x1a0/0x1a0 [ 518.234195] ? __fget+0x265/0x3e0 [ 518.237649] ? do_vfs_ioctl+0xff0/0xff0 [ 518.241618] ? security_file_ioctl+0x83/0xb0 [ 518.246029] SyS_ioctl+0x7f/0xb0 [ 518.249399] ? do_vfs_ioctl+0xff0/0xff0 [ 518.253373] do_syscall_64+0x1d5/0x640 [ 518.257267] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 518.262453] RIP: 0033:0x7fbee387e037 [ 518.266158] RSP: 002b:00007fbee21f2f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 518.273870] RAX: ffffffffffffffda RBX: 00007fbee38c7a20 RCX: 00007fbee387e037 [ 518.281124] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 518.288378] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fbee21f31d0 [ 518.295644] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 518.302924] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 [ 518.313199] FAULT_INJECTION: forcing a failure. [ 518.313199] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 518.324643] print_req_error: I/O error, dev loop5, sector 2 [ 518.325007] CPU: 0 PID: 13400 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 518.331707] Buffer I/O error on dev loop5, logical block 1, async page read [ 518.338658] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 518.347267] print_req_error: I/O error, dev loop5, sector 4 [ 518.355068] Call Trace: [ 518.355083] dump_stack+0x1b2/0x281 [ 518.355096] should_fail.cold+0x10a/0x149 [ 518.355110] __alloc_pages_nodemask+0x22c/0x2720 [ 518.355119] ? kobject_uevent_env+0x274/0xf30 [ 518.355135] ? __lock_acquire+0x5fc/0x3f20 [ 518.360902] Buffer I/O error on dev loop5, logical block 2, async page read [ 518.363393] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 518.367017] print_req_error: I/O error, dev loop5, sector 6 [ 518.371128] ? blkdev_ioctl+0xf4/0x1830 [ 518.371138] ? blkpg_ioctl+0x8d0/0x8d0 [ 518.371146] ? trace_hardirqs_on+0x10/0x10 [ 518.371158] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 518.371171] cache_grow_begin+0x91/0x700 [ 518.375895] Buffer I/O error on dev loop5, logical block 3, async page read [ 518.380367] ? fs_reclaim_release+0xd0/0x110 [ 518.380378] ? check_preemption_disabled+0x35/0x240 [ 518.380389] cache_alloc_refill+0x273/0x350 [ 518.380403] kmem_cache_alloc+0x333/0x3c0 [ 518.380413] getname_flags+0xc8/0x550 [ 518.380426] SyS_mkdirat+0x83/0x270 [ 518.456010] ? SyS_mknod+0x30/0x30 [ 518.459555] ? fput_many+0xe/0x140 [ 518.463078] ? do_syscall_64+0x4c/0x640 [ 518.467039] ? SyS_mknod+0x30/0x30 [ 518.470563] do_syscall_64+0x1d5/0x640 [ 518.474438] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 518.479606] RIP: 0033:0x7fecb8f3b387 [ 518.483300] RSP: 002b:00007fecb78b0f88 EFLAGS: 00000213 ORIG_RAX: 0000000000000102 [ 518.490993] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fecb8f3b387 [ 518.498243] RDX: 00000000000001ff RSI: 0000000020000080 RDI: 00000000ffffff9c [ 518.505496] RBP: 00007fecb78b11d0 R08: 0000000000000000 R09: 00007fecb78b11d0 [ 518.512764] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000040 [ 518.520020] R13: 0000000020000080 R14: 00007fecb78b0fe0 R15: 00000000200005c0 [ 518.558449] ISOFS: Unable to identify CD-ROM format. [ 518.577383] ISOFS: Unable to identify CD-ROM format. 10:49:37 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 38) 10:49:37 executing program 2: openat$hwrng(0xffffffffffffff9c, &(0x7f0000000300), 0x20000, 0x0) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) sendmsg$L2TP_CMD_TUNNEL_GET(r0, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10000080}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x34, r2, 0x800, 0x70bd26, 0x25dfdbff, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @empty}, @L2TP_ATTR_IP_SADDR={0x8, 0x18, @rand_addr=0x64010101}, @L2TP_ATTR_DEBUG={0x8, 0x11, 0x1}, @L2TP_ATTR_RECV_SEQ={0x5, 0x12, 0x7}]}, 0x34}, 0x1, 0x0, 0x0, 0x4000000}, 0x0) (async) r3 = socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000200), 0x400000, 0x0) sendmsg$L2TP_CMD_SESSION_MODIFY(r1, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x68, r2, 0x200, 0x70bd2c, 0x25dfdbfe, {}, [@L2TP_ATTR_UDP_ZERO_CSUM6_RX={0x5, 0x22, 0x1}, @L2TP_ATTR_PEER_COOKIE={0xc, 0x10, 0x992}, @L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0x3}, @L2TP_ATTR_MRU={0x6, 0x1d, 0x3f}, @L2TP_ATTR_IFNAME={0x14, 0x8, 'wlan0\x00'}, @L2TP_ATTR_IP_DADDR={0x8, 0x19, @broadcast}, @L2TP_ATTR_L2SPEC_TYPE={0x5}, @L2TP_ATTR_DEBUG={0x8}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000000}, 0x1) (async) sendmsg$L2TP_CMD_SESSION_GET(r3, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="00012abd7003d301bb00000000000004000000000000", @ANYRES32=r4, @ANYBLOB], 0x2c}, 0x1, 0x0, 0x0, 0x1}, 0x4000000) syz_genetlink_get_family_id$l2tp(&(0x7f0000000000), r1) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) socket$nl_audit(0x10, 0x3, 0x9) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r5) (async) syz_init_net_socket$netrom(0x6, 0x5, 0x0) (async, rerun: 64) ioctl$IOCTL_VMCI_GET_CONTEXT_ID(r5, 0x7b3, &(0x7f0000000040)) (rerun: 64) 10:49:37 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(0xffffffffffffffff, 0x10e, 0x1, &(0x7f0000000000)=0x1e, 0x4) socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010161, 0x0, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) bind$netlink(r1, &(0x7f0000000040)={0x10, 0x0, 0x25dfdbfc, 0x8}, 0xc) 10:49:37 executing program 4: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) clock_gettime(0x0, &(0x7f0000000180)={0x0, 0x0}) utimensat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f00000001c0)={{0x0, 0xea60}, {r2, r3/1000+10000}}, 0x0) read$FUSE(r0, &(0x7f0000000640)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_OPEN(r1, &(0x7f0000000200)={0x20, 0x0, r4, {0x0, 0xa}}, 0x20) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) sendmsg$L2TP_CMD_SESSION_GET(r1, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)=ANY=[@ANYBLOB="1c000000", @ANYRES16=0x0, @ANYBLOB="000127bd7000fedbdf25080000800500210001000000"], 0x1c}, 0x1, 0x0, 0x0, 0x10}, 0x20000002) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r5, 0x10e, 0x3, 0x0, &(0x7f0000000100)) pipe(&(0x7f0000000100)) (async) clock_gettime(0x0, &(0x7f0000000180)) (async) utimensat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f00000001c0)={{0x0, 0xea60}, {r2, r3/1000+10000}}, 0x0) (async) read$FUSE(r0, &(0x7f0000000640)={0x2020}, 0x2020) (async) write$FUSE_OPEN(r1, &(0x7f0000000200)={0x20, 0x0, r4, {0x0, 0xa}}, 0x20) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) sendmsg$L2TP_CMD_SESSION_GET(r1, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)=ANY=[@ANYBLOB="1c000000", @ANYRES16=0x0, @ANYBLOB="000127bd7000fedbdf25080000800500210001000000"], 0x1c}, 0x1, 0x0, 0x0, 0x10}, 0x20000002) (async) socket$nl_route(0x10, 0x3, 0x0) (async) getsockopt$netlink(r5, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) 10:49:37 executing program 5: socket$nl_audit(0x10, 0x3, 0x9) syz_mount_image$romfs(&(0x7f00000000c0), &(0x7f0000000100)='.\x00', 0x1ff, 0x7, &(0x7f0000001600)=[{&(0x7f0000000140)="22b931910a89dc9a69e7154236ace8d30519299cd6539e6b0770d9dc756e0ce6d43878f72181d72d966e12bc487521c258629d43c33e988d8092f6a666fb96c1", 0x40, 0x9}, {&(0x7f0000000180)="eb7b8308b0a97264956c76b968a0a99d6325c8bc5414439e04e3803db7351d4ecc83813da70f3da3594746ecf7956b84e2ca0cd7bda19f95d8d51c825f08f92441acf418a66614d3a8e97ee18289a40ac2e2af641ad42a2d01ead44f347cc0d1efe4bdd038", 0x65, 0x200}, {&(0x7f0000000200)="5e6fd6dabcfe46bff10fe86eff1665afddad61040b4a2228d1d3846265c58b42b7c3021125f3d9a08a9c845ec578f8f5af993088bf7fa8762a0a06077644080df1f32202b5ce417b516562a5f520068f00cc97057133381adda39e842f99de9d8a7b054b099c5d5917d36e886458c4bf58861c4eff3a6893139613feebfb4b181888ba0d2743190d30077a0328b19b6e4df1f5cf228cdb2de73e08fe575f6e6dd71ac8479631fe07e683dda7f3f0b4ba02dbee3f0afd8e61d738145e152b7fce04ae19a96a0a36c16cc0dea88e75c4edb09318415a21ce8df1a4bfb0ce19840cb02c777ec41ec1eab36e4088c38db367285a38446a580b5b9d2a721690e3d1e56b16accf21ed9b49a29b9097ae7c6ba23ce95dfccc0006507ca9978befcea22196beeeac86229be12950300f03267994bbee7bd08243dd93821b83aaf51185594779e0593fc573b8370fc3e26d5dc0b12cf4975e4e9c48529c78ef0849ac09f3b71cd61f293e0a6e3b7fb21be3ffe6d4d7d2d5bbc78ab58779bd24308827a9e2928ef8b25251240fbcb1a659635b78a32f3b614082b1e54934524d5a8384ac70f7c097dfa8aece2edc2760c230e96af74a7184af5dd868abf0ba89f6d090c607596ee35f18e773fd6ebe0d4dd60d4c00a6314588bc2653ace22e184146d23902863e14aa370088c924b345a7e1c07e92729ba8fb8675c7334e49dab6412b2e5c048c7f0001be6c4ff9a10ef3544718ee34379a2d0cc8fdd9edfbe2d683a611d7271fb46ad38aa2a5e6557fb30e4ed69b46d76ae3c52c89b0b4d139aff186af1e9e7ed02a359d1808c1840657fa298d462a375d9e2a77579aee453e464a18de1f2103cf535d945b396285e6ef1eaf5be7a11920e2694b66db42c0e218e06e429d97dae3fbaea02b3f23fe1beaa8811c597bc317b731fbc84f1ac2b91c9d6b686a97523d160fc42c37af97f8437b8913ac3d8fc50812e0c8abd27aab905b0e86f4724fbd8d4bbb31807f5e42ee4e95501e8e75bce29a807a869481bcf84821256589613e6ccbd63483b35d3141f2e14087f37c0d3737132e6f082db19c064f2e56ad3ae33e2d847daeb72cf1cea7f6e53138f3cc89fe902044880dff241ed3151d9d4ee1053743896999cca4704b4793c26a3f610e8ca218934aa6054ecd925b87c7be552f0286163c1ff459fc3da4edd878d7c23b8340f8b533349b963acb0ef85dd7067e8bc5c1fa357eddedc3b6bb1a097eff9c5463e5d8e3f911d6bdc0d0f1a690c6a704052c8f2b73cfe63f5a02fd8c12aa663e8c34ad5ba7a810fb2edb64d25c1c567da5b3ff5fdda5267a5e1d945e2eb08bb35817c8af9ea042ef857dcbc813aeef461d4f042b85958f9041e25ec7480a85170042aa3da38fcb15f877e2ad87280f34bf9037383ada2053c1c555a0eaa1c11db01f69d601b8b4c59f5238478a5cb5e505420a9669efe185704778c831ea411696306d684023c15e6dfe3fa01b53e470718e8e02955ad5316bd4bc4fe2d69d2c8aef6c97b20dea42854a1a007eea990f146b3c468f4de60e4b24cd226fbadba5caba6586f9ab9b276b01f265f7d8c4faf090f2564127f0de53b94330f8041346899faef618556093d58de23abde8d326f609cb2d63ad1f24945c17c811738bd48eb5e1606422c06cef78a17b5c3ddf035795f63262ffa2398975069c2ffa46ced53fa2459d24f03e587d3e982d820e200e92794e968dbff14a6d1fe4e9f6173aacf891c40e9e75fed2df7938ab43b925424066a9588e384d3252f3a5c53e590bfc0eaafaf257788bbc2b5da7dd01b1854ae7ce01ce44333ed94b8fc80d936f95adb1148442f94bf00c65b9c785bf36fd4816afccab2e7257ae8c8cb55dfeed65ebf82210bf8ea3f756d05e1d8e4fa173610ea3cac9f300cc830c3e960eb521ac3d837469f82b53363ca1d20806aee7602278719277c852910d9d39e53181d6541a3518ff556546c3f371569112fd3c56cff3397a9b89a1a82798f8219bcb75763e8a547233b17bb17f1b23d51e417512ebcad5d5ba605f645ac7f0783e98c120fc0cc82bcdf9396e4882d3dda3ae860c8fcf7521228be7a6f97387bc98cad67206e775725f6c4b7fc13c13afaa90fb1d673c230493f4ddcf00d06b8be31182465af09b0d5169896728962550c21cbcfebffc6e889f19d2d6a8518a8b5869b4099c13976ca11033b8bba414a376fcd98ce4b2dd9a1ad1898cd26a2c02d20ad6363ff353535c76436bce913a14dd6c32acf522315debdfe264bcab7049bf4f6d5292cae4a4827eb99f1fbc53c9f3c49b27ee481add59dab1c47db56903f248c47d908fe0b2b63926c08f4c3d543815f247e3a938ae5a2a96b298b0c03967af29c7453c8aec8885cc26f34198770c34db89e17bd0e3bf19c0c6d64d3e938ffae63fcd5151ce815588cb654c2ce8510392b2b0ee620953bdd78d288bb2cbe2b6f410ac3ec58e76831ebd34dcae44a56bf0cc7cd114d9207e90e0dbd9042423366489d3489d88265460cc47a24cc8c9c315d9db5123fd0df4a312dd2e33544a09ea913e62420bac8f572b54e7e9b80e6689c39b16612dfa60017e25da89fd998e3786847676eb388fd05c6c4ba3d7458b301977a69cace194c475bdc237ff5236782fbba01d23b5636a9f9019534e4a70d5b73a60cbb3e9b5bd92ebae84605c625949d903cd5dd7a4cabe2a377defc228450d93405b8be02890d54c1c019b53267bdd4006b9f73cfe22ed82f6cd4e8908238bd5e90654df88524f3331d8a72d2ee1190c56e4c90f1350fd68a9554542775a08b83ee3c896d4e695689f325d692758ade7c9edb86f9981cbfe7f1cc5c91e0cc403e5b86017182c46552dfe4a0f1ae12f57d044478a9c3010fcffae226699495053a81e57e986b9ba94381b8b608ae311e5a37cf0f64663eb94b00cd603d1157a60b48464979436519edba38182e4d98faa1189c09945e0c3ba398a338e94ab9ec2a87b0adf155fd12dd7d787e9c8d18a0a12b4ed156afcec0ce212f91c0f35382c2928bd3c873913f01ba5abb7ff7a72cad1cd6cc41d6e7837ff52fb5d36ee3efbb69de72f61319c29563950f9995f8400e793b80224935f668730de0885d270007163a5d71f63de99f33f8c9ef65ab655b98d88d39928710c86fbcb6bc855d06127333da4c0d7cdb2d2ac478d06f4eb9898f19901bd9476e1a6f36b735b6f3b57207748e2064b1a7bbeb98375f3e652008ed140e6e33e2087eea40a7eeaa3c3aa28b303614a63075d3a933e1c4cd916a1a477a0ac71511e07c0216c8ef33c94ff48add0aeced48b77477bef8cf7e1c2b82642fbe8b5516b2e4d1f49ed73b15561bfeaa93e2a25bb9dbf5eae6af31d7fe75f30a25e40e2a67379a0a14afea1acdc2d10c1e2b87dd91b3f375d0206a0749a6e35d54d94b28dfadad3b31141c316882bffc7cdc69b9453c0fdeb8994bc73b571a1d676ffbd9de8cd2e7fdb29b3d62b9c93744cc69a51219e86831580b58e111d94190842bef3f8ec418afd73ad9417216d763e902b132091e7572dc5112ed42e840ae26e7f020430c16f6fd213882cf424d1c29193e092e3414791ee39af411117b44605f3ce10480d428c987ebb3b07e2b1c9393371526095d1386003b01a8ff1c216b147cbb0b280d5b577549155846d0e749306babe391e8a94e6a1245eed001c693099d20a940c440e98bbe4a77087591315fba7982c972f64cfa20826a50675456f3a21bb4be2c448b343712706b61a2817fa76df8f05012b2e108750581e070845a4128928163a2f188101281ed3cc6983e651689e5b5698ead16e2711ec980dad8a56cddef48b8035337f1b307b80ebd5d0eb75c0541847adb4bee9df8aa8df49b3a6343497a2924bb8e1b739dad0a04155af0f9d97f98a77e57866e48e3194ad096313728c458e1c040de47116b36b130ba8593d80ba08ce571470bfac26f656f0fa67c2c249cc645f3a20a5b6efd4a9e38cc150d4ab38e74ed375c890b64af1ab40f84d2c019a8d3165d84dcd9583ee7efa9e5df90ddcaa63ed2a461e6ecb0809e861b2a492e60321f844d536e322b54a1491c4188137f4eabc7279b16e3d513583953c36161908934d30d9a968c0a876985c4f89ff1021c9e4169ea6638b7936023700fc93f567c20fd0fd28cdd5dcd01c5a0417a23210da39286a19bb82bbef149e88e849c94a40322d12bb2bc3336927152c8c5e7e9eb41bde4cd2dac1ce7c436415619e16e95a90ebf9a06c615d22cfe66c929aa933bf5350ed0f276553cf5089e251a93a4d8d6ea465ac5bf72f415c23105e15d94a8fb97e86478db329b0f47587bd5ce4bca582b00334f8ed90a81298ee45d7ca82f27057b5bebe31929ddc7903dbd11ee67c66f5e23fce467604ccd1e0a559c6acbc05945c58af0403f0832a5fcc69e0f0338fe14f18e0005fe99bcca3f9368020b3630a5c8a7de816845a5d9e06a41ab6af26c4552a7aa870c387e42b0e6e761db9addd229cbf1a0874274add243f7665b31e6984ac1af69234f43b568b907a968c21fdd11992fd6eafdbb06749253beef482aab0c42cd17e62874035b74c186c5366d83488009afe542472f7f0d411c210db219566faf1bc455cd36a178dcc2671aae90a01a8b1066fabf7fca7c1b22a34e87223b978ab4ba438efe539ea940cbbb57f90feba0881860f3b179cdf4b0dc9aae9fa073363831426b5c9a00409997a8e613aac1442a137dc473091d8238364a9aa32855f008742ac7a10fd6549045ee24b8313d47b4fd9183f5d253376cab9a177aa10c4c310ab49c1aa1ad5383704a34f8d760e37f159515e8eedc69ae05ad408c04b5e26cca346ab31493e8c698924ef540b756b53b0bbd5102ca9fca78391faaab820ae9902128444ea01e9da52dd6588f27823ff7b95a6e0e872949c8fd0f733b43c484783409fc9e8811926ab67fb5c1e017e0702f7c4764bd154abb98440819c48a91096b174fcf601f6daa62779c8f8f27427be7c5dcffe0cf58f3641a812d7d6858222c9b00f9fd9d28d645d538bdf3c339a5f43c0d72e0234d43ee8c83abbc2ed72a89b3bc8751b7eff28a8f7bbd4c802dfc7793c1768b6ed642a668802a70e7164701d49daca3b0be2d7b496b95aeab2cfd7cb8fccb938b2d7720348f7de0b03bdacfc289e73fe7e05843827be38c3ee730521d17e06fe91ddbab5a78486639fdf04f140a466b7488c50b289c77f7cf1c4a81c4a8603682508cf7f072f2351eb701f829c7a6af355b9ac18ee535abd239f1c2d7251aecbf11c6a342c7d68f3d70c9b47389f16699248ff992d81b09d52cda2e0dfa66e0337c94c6fbc25d6c672418fe622d3e5c2ef0e5897a6dc41b6511e38e08e993c6d67a9f910ab26e3ef84a81cfad2e86078a281b03412c1a5d445345ed330fa35dbc8c70f0f0d17b8b0ba96229f787724466e883b161c503b55c042971b932c9d86dd8fdb493d5eb6c684473c9ae353a434dd5f0f147089aa5914e110681af19c7d6640ca49d7503206355708c7b0c8b64d446e8cf29347b2e78c89cce814c47dbe0b47b06d322ff29b46039abbeb718310980c6c1bef5398c804d6bb4b21d27c8a3bad35fbe40f277f033370222c47eb4d6d84ea1b021a039fa1c4885edfc1aee0be0f5a23c2fe181dcecfe9ded88c26e602f6c0bac1a28c9fe4305ef9d62565b049ec1c085978dfd769f6134d1229e4fa6dc1ee3bc4c79b421a23fd64f64f7ce16a729f53425ffdef4f5431bc25799a2548ba875e989e9e06efff3dc2dabb5a", 0x1000, 0x2}, {&(0x7f0000001200)="feee1cc975fe9c197b4f01732e0a6b2c1937b7bc8de615c44879f2280c7b97b999e56656f40b178a2e936184b6551136502bed43c4996ae15f99c414a0b726486030db37abc178bacb6e0acb9e1ed5b68c66a1959ac89fdecbeb228357552c4f099f59342508b089e0fcbe33f0a72907f7f47b0e7cd6d253287175c272f51d96620a2c75f40526eb0d886c1261ccb53ffad94fdbfe00eee6809e24df873312e125075c4ec1b1fc52bf2ce5424782e2fbc20691d3f0bb5cdf8bb8c4bcab673e47062b7fe8229e9e", 0xc7, 0xa96e}, {&(0x7f0000001300)="9b12125ed316920a023c40f56be81986b33aa599df6143d29a178a8da79c1c208f6b81a30dd3448c42b2eeb4db019175138b477662f124ec3d14cb7f28196451bcbea955a40a1db3194ee3eb3042f38c7946a3b0b9fb8738874abfb258d86feb039f3782a453f8953d5a94627bf526d5d30a3d9682ca5a021b7449b279cc1da6643a0adbbbad95933519daab358d6747fcc3341240c4253a735d9974a568a5cae1f150b9344d10bd8b997d2d06dfcd7c3cb7a86029778806d084d6e37ec8ef76eb3dde0ff6c26974c9375b391ce7463030", 0xd1, 0x7}, {&(0x7f0000001400)="0db1d21b7ac5c8b2902936d6767a10cb7496af79b1d59609092b8edc2ce0ef23c431d89bbbd7100b013b3443701ac7185b739683b4f758f9040c353fa6bf63ff8eed5743106e87ba4b3c99845a8e4101e1f53b4d8cbfbaeaf07849592f33ba4782036daf5767a175a571851e9cc7a26ed8591c25f808f1cd47d00bbc7e89048a75078aa7b2cb850daf76ab9a0036dcf1aa279e011255c8bf3f345b5cfc3e794050c5b82d011afb16d511cc1852dcbf6e346d1cb17977bb396fda39a6f537fd9706642445", 0xc4, 0x28}, {&(0x7f0000001500)="893d17627fd9312d3f4e0c20d6fc684363e1714142ee8f64560abbbf0051134289114c1a703cfd2bdff8cbad97fe56c9c131733f675530f0a94ee7c5ca1f428d949056486406ff6b846422e7b632e65f5676cfff643ed980a9ca111786026130555165e53626f6311de13d81f5405a2f7ea3342bbd3f4bc2aed0a7d4030d2425265e88df15206a243675e4080ded96d71aba274328771e484fc64bbee133a638baec7f042e6aabf75e92205ec70f235b7976df0876ffecfeeeda8ce0592edfd2109306c7b6fcf58fcc52384855108afb4308770835b545", 0xd7, 0x2}], 0x8000, &(0x7f0000001740)=ANY=[@ANYBLOB="2e70656e64696e675f7265616473002c2c2c66756e633d4b455845435f494e495452414d46535f434845434b2c61707072616973655f74797065db3e65a73a63455fc13d696d617369672c646f6e745f61707072616973652c736d61636b6673726f6f743d252c6d61736b3d5e4d41595f524541442c6d61736b3d4d41595f524541442c00310a9d2a51ab5758a1bc3cf91ecbd6a56a848b2cdec5fd97d3dd9c8b2cc16423b5c949865d06b873b9045f55678d19138bbe57f04aabf9dd5f06b3ce04b3e1d9ac67104e4613376f6734701302687c9244b84e2606c9c0e62cd8b85b21e9bb17a4bf2194cd7a5f04371d98f26d6b87f65c3308de01fe"]) 10:49:37 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 27) 10:49:37 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(0xffffffffffffffff, 0x10e, 0x1, &(0x7f0000000000)=0x1e, 0x4) (async) socket$l2tp6(0xa, 0x2, 0x73) (async) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010161, 0x0, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) bind$netlink(r1, &(0x7f0000000040)={0x10, 0x0, 0x25dfdbfc, 0x8}, 0xc) [ 518.687460] FAULT_INJECTION: forcing a failure. [ 518.687460] name failslab, interval 1, probability 0, space 0, times 0 [ 518.710258] FAULT_INJECTION: forcing a failure. [ 518.710258] name failslab, interval 1, probability 0, space 0, times 0 [ 518.721994] CPU: 0 PID: 13457 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 518.730397] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 518.739752] Call Trace: [ 518.742335] dump_stack+0x1b2/0x281 [ 518.745964] should_fail.cold+0x10a/0x149 [ 518.750110] should_failslab+0xd6/0x130 [ 518.754080] kmem_cache_alloc+0x28e/0x3c0 [ 518.758216] __d_alloc+0x2a/0xa20 [ 518.761659] ? d_lookup+0x172/0x220 [ 518.765292] d_alloc+0x46/0x240 [ 518.768557] __lookup_hash+0x101/0x270 [ 518.772429] filename_create+0x156/0x3f0 [ 518.776492] ? kern_path_mountpoint+0x40/0x40 [ 518.780997] SyS_mkdirat+0x95/0x270 [ 518.784617] ? SyS_mknod+0x30/0x30 [ 518.788148] ? fput_many+0xe/0x140 [ 518.791695] ? do_syscall_64+0x4c/0x640 [ 518.795656] ? SyS_mknod+0x30/0x30 [ 518.799185] do_syscall_64+0x1d5/0x640 [ 518.803069] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 518.808247] RIP: 0033:0x7fecb8f3b387 [ 518.811939] RSP: 002b:00007fecb78b0f88 EFLAGS: 00000213 ORIG_RAX: 0000000000000102 [ 518.819632] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fecb8f3b387 [ 518.826888] RDX: 00000000000001ff RSI: 0000000020000080 RDI: 00000000ffffff9c 10:49:37 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) (async, rerun: 64) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(0xffffffffffffffff, 0x10e, 0x1, &(0x7f0000000000)=0x1e, 0x4) (rerun: 64) socket$l2tp6(0xa, 0x2, 0x73) (async) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010161, 0x0, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) bind$netlink(r1, &(0x7f0000000040)={0x10, 0x0, 0x25dfdbfc, 0x8}, 0xc) [ 518.834146] RBP: 00007fecb78b11d0 R08: 0000000000000000 R09: 00007fecb78b11d0 [ 518.841419] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000040 [ 518.848780] R13: 0000000020000080 R14: 00007fecb78b0fe0 R15: 00000000200005c0 [ 518.856071] CPU: 1 PID: 13458 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 518.863954] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 518.873306] Call Trace: [ 518.875891] dump_stack+0x1b2/0x281 [ 518.879513] should_fail.cold+0x10a/0x149 [ 518.883643] should_failslab+0xd6/0x130 10:49:38 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) socketpair(0x29, 0x800, 0x0, &(0x7f0000000000)) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) [ 518.887607] kmem_cache_alloc_node_trace+0x25a/0x400 [ 518.892700] __kmalloc_node_track_caller+0x38/0x70 [ 518.897623] __alloc_skb+0x96/0x510 [ 518.901239] kobject_uevent_env+0x882/0xf30 [ 518.905546] lo_ioctl+0x11a6/0x1cd0 [ 518.909162] ? loop_set_status64+0xe0/0xe0 [ 518.913393] blkdev_ioctl+0x540/0x1830 [ 518.917277] ? blkpg_ioctl+0x8d0/0x8d0 [ 518.921159] ? trace_hardirqs_on+0x10/0x10 [ 518.925569] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 518.930673] ? debug_check_no_obj_freed+0x2c0/0x680 10:49:38 executing program 4: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) (async) clock_gettime(0x0, &(0x7f0000000180)={0x0, 0x0}) utimensat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f00000001c0)={{0x0, 0xea60}, {r2, r3/1000+10000}}, 0x0) (async) read$FUSE(r0, &(0x7f0000000640)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_OPEN(r1, &(0x7f0000000200)={0x20, 0x0, r4, {0x0, 0xa}}, 0x20) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) sendmsg$L2TP_CMD_SESSION_GET(r1, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)=ANY=[@ANYBLOB="1c000000", @ANYRES16=0x0, @ANYBLOB="000127bd7000fedbdf25080000800500210001000000"], 0x1c}, 0x1, 0x0, 0x0, 0x10}, 0x20000002) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r5, 0x10e, 0x3, 0x0, &(0x7f0000000100)) 10:49:38 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) socketpair(0x29, 0x800, 0x0, &(0x7f0000000000)) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) socket$l2tp6(0xa, 0x2, 0x73) (async) socketpair(0x29, 0x800, 0x0, &(0x7f0000000000)) (async) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) (async) [ 518.935693] block_ioctl+0xd9/0x120 [ 518.939313] ? blkdev_fallocate+0x3a0/0x3a0 [ 518.943633] do_vfs_ioctl+0x75a/0xff0 [ 518.947442] ? lock_acquire+0x170/0x3f0 [ 518.951413] ? ioctl_preallocate+0x1a0/0x1a0 [ 518.955825] ? __fget+0x265/0x3e0 [ 518.959276] ? do_vfs_ioctl+0xff0/0xff0 [ 518.963249] ? security_file_ioctl+0x83/0xb0 [ 518.967658] SyS_ioctl+0x7f/0xb0 [ 518.971024] ? do_vfs_ioctl+0xff0/0xff0 [ 518.975005] do_syscall_64+0x1d5/0x640 [ 518.978898] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 518.984084] RIP: 0033:0x7fbee387e037 10:49:38 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) pipe(&(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$netlink(r1, &(0x7f00000001c0)=@proc={0x10, 0x0, 0x25dfdbfb, 0x4}, 0xc) r3 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000080), r1) sendmsg$L2TP_CMD_SESSION_GET(r2, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x40, r3, 0x200, 0x70bd29, 0x25dfdbfb, {}, [@L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0x8}, @L2TP_ATTR_MRU={0x6, 0x1d, 0x4}, @L2TP_ATTR_IP_DADDR={0x8, 0x19, @broadcast}, @L2TP_ATTR_DATA_SEQ={0x5, 0x4, 0x4a}, @L2TP_ATTR_PEER_CONN_ID={0x8}]}, 0x40}, 0x1, 0x0, 0x0, 0x80}, 0x24044084) syz_genetlink_get_family_id$l2tp(&(0x7f0000000280), r2) ioctl$SNAPSHOT_CREATE_IMAGE(r2, 0x40043311, &(0x7f0000000000)) 10:49:38 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 39) 10:49:38 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) socketpair(0x29, 0x800, 0x0, &(0x7f0000000000)) (async) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) 10:49:38 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) pipe(&(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$netlink(r1, &(0x7f00000001c0)=@proc={0x10, 0x0, 0x25dfdbfb, 0x4}, 0xc) r3 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000080), r1) sendmsg$L2TP_CMD_SESSION_GET(r2, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x40, r3, 0x200, 0x70bd29, 0x25dfdbfb, {}, [@L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0x8}, @L2TP_ATTR_MRU={0x6, 0x1d, 0x4}, @L2TP_ATTR_IP_DADDR={0x8, 0x19, @broadcast}, @L2TP_ATTR_DATA_SEQ={0x5, 0x4, 0x4a}, @L2TP_ATTR_PEER_CONN_ID={0x8}]}, 0x40}, 0x1, 0x0, 0x0, 0x80}, 0x24044084) syz_genetlink_get_family_id$l2tp(&(0x7f0000000280), r2) ioctl$SNAPSHOT_CREATE_IMAGE(r2, 0x40043311, &(0x7f0000000000)) socket$nl_route(0x10, 0x3, 0x0) (async) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) pipe(&(0x7f0000000200)) (async) connect$netlink(r1, &(0x7f00000001c0)=@proc={0x10, 0x0, 0x25dfdbfb, 0x4}, 0xc) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000080), r1) (async) sendmsg$L2TP_CMD_SESSION_GET(r2, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x40, r3, 0x200, 0x70bd29, 0x25dfdbfb, {}, [@L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0x8}, @L2TP_ATTR_MRU={0x6, 0x1d, 0x4}, @L2TP_ATTR_IP_DADDR={0x8, 0x19, @broadcast}, @L2TP_ATTR_DATA_SEQ={0x5, 0x4, 0x4a}, @L2TP_ATTR_PEER_CONN_ID={0x8}]}, 0x40}, 0x1, 0x0, 0x0, 0x80}, 0x24044084) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000280), r2) (async) ioctl$SNAPSHOT_CREATE_IMAGE(r2, 0x40043311, &(0x7f0000000000)) (async) 10:49:38 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) [ 518.987789] RSP: 002b:00007fbee21f2f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 518.995500] RAX: ffffffffffffffda RBX: 00007fbee38c7a20 RCX: 00007fbee387e037 [ 519.002767] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 519.010031] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fbee21f31d0 [ 519.017299] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 519.024568] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 10:49:38 executing program 5: syz_mount_image$romfs(&(0x7f00000000c0), &(0x7f0000000100)='.\x00', 0x1ff, 0x7, &(0x7f0000001600)=[{&(0x7f0000000140)="22b931910a89dc9a69e7154236ace8d30519299cd6539e6b0770d9dc756e0ce6d43878f72181d72d966e12bc487521c258629d43c33e988d8092f6a666fb96c1", 0x40, 0x9}, {&(0x7f0000000180)="eb7b8308b0a97264956c76b968a0a99d6325c8bc5414439e04e3803db7351d4ecc83813da70f3da3594746ecf7956b84e2ca0cd7bda19f95d8d51c825f08f92441acf418a66614d3a8e97ee18289a40ac2e2af641ad42a2d01ead44f347cc0d1efe4bdd038", 0x65, 0x200}, {&(0x7f0000000200)="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", 0x1000, 0x2}, {&(0x7f0000001200)="feee1cc975fe9c197b4f01732e0a6b2c1937b7bc8de615c44879f2280c7b97b999e56656f40b178a2e936184b6551136502bed43c4996ae15f99c414a0b726486030db37abc178bacb6e0acb9e1ed5b68c66a1959ac89fdecbeb228357552c4f099f59342508b089e0fcbe33f0a72907f7f47b0e7cd6d253287175c272f51d96620a2c75f40526eb0d886c1261ccb53ffad94fdbfe00eee6809e24df873312e125075c4ec1b1fc52bf2ce5424782e2fbc20691d3f0bb5cdf8bb8c4bcab673e47062b7fe8229e9e", 0xc7, 0xa96e}, {&(0x7f0000001300)="9b12125ed316920a023c40f56be81986b33aa599df6143d29a178a8da79c1c208f6b81a30dd3448c42b2eeb4db019175138b477662f124ec3d14cb7f28196451bcbea955a40a1db3194ee3eb3042f38c7946a3b0b9fb8738874abfb258d86feb039f3782a453f8953d5a94627bf526d5d30a3d9682ca5a021b7449b279cc1da6643a0adbbbad95933519daab358d6747fcc3341240c4253a735d9974a568a5cae1f150b9344d10bd8b997d2d06dfcd7c3cb7a86029778806d084d6e37ec8ef76eb3dde0ff6c26974c9375b391ce7463030", 0xd1, 0x7}, {&(0x7f0000001400)="0db1d21b7ac5c8b2902936d6767a10cb7496af79b1d59609092b8edc2ce0ef23c431d89bbbd7100b013b3443701ac7185b739683b4f758f9040c353fa6bf63ff8eed5743106e87ba4b3c99845a8e4101e1f53b4d8cbfbaeaf07849592f33ba4782036daf5767a175a571851e9cc7a26ed8591c25f808f1cd47d00bbc7e89048a75078aa7b2cb850daf76ab9a0036dcf1aa279e011255c8bf3f345b5cfc3e794050c5b82d011afb16d511cc1852dcbf6e346d1cb17977bb396fda39a6f537fd9706642445", 0xc4, 0x28}, {&(0x7f0000001500)="893d17627fd9312d3f4e0c20d6fc684363e1714142ee8f64560abbbf0051134289114c1a703cfd2bdff8cbad97fe56c9c131733f675530f0a94ee7c5ca1f428d949056486406ff6b846422e7b632e65f5676cfff643ed980a9ca111786026130555165e53626f6311de13d81f5405a2f7ea3342bbd3f4bc2aed0a7d4030d2425265e88df15206a243675e4080ded96d71aba274328771e484fc64bbee133a638baec7f042e6aabf75e92205ec70f235b7976df0876ffecfeeeda8ce0592edfd2109306c7b6fcf58fcc52384855108afb4308770835b545", 0xd7, 0x2}], 0x8000, &(0x7f0000001740)=ANY=[@ANYBLOB="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"]) [ 519.118099] ISOFS: Unable to identify CD-ROM format. [ 519.126274] FAULT_INJECTION: forcing a failure. [ 519.126274] name failslab, interval 1, probability 0, space 0, times 0 [ 519.138324] CPU: 0 PID: 13515 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 519.146210] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 519.155562] Call Trace: [ 519.158150] dump_stack+0x1b2/0x281 [ 519.161784] should_fail.cold+0x10a/0x149 [ 519.165936] should_failslab+0xd6/0x130 [ 519.169917] kmem_cache_alloc+0x40/0x3c0 [ 519.173983] __es_insert_extent+0x338/0x1360 [ 519.178388] ? __es_shrink+0x8c0/0x8c0 [ 519.182274] ? lock_acquire+0x170/0x3f0 [ 519.186248] ? ext4_es_insert_extent+0x11f/0x530 [ 519.191012] ext4_es_insert_extent+0x1b9/0x530 [ 519.195612] ? ext4_es_find_delayed_extent_range+0x930/0x930 [ 519.201544] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 519.206998] ? ext4_es_find_delayed_extent_range+0x646/0x930 [ 519.212794] ext4_ext_map_blocks+0x1e2c/0x6b10 [ 519.217376] ? __lock_acquire+0x5fc/0x3f20 [ 519.221631] ? __lock_acquire+0x5fc/0x3f20 [ 519.225867] ? mark_buffer_dirty+0x95/0x480 [ 519.230188] ? trace_hardirqs_on+0x10/0x10 [ 519.234416] ? __ext4_handle_dirty_metadata+0x120/0x480 [ 519.239779] ? ext4_find_delalloc_cluster+0x180/0x180 [ 519.244967] ? trace_hardirqs_on+0x10/0x10 [ 519.249198] ? ext4_mark_iloc_dirty+0x1822/0x26a0 [ 519.254040] ? ext4_es_lookup_extent+0x321/0xac0 [ 519.258797] ? lock_acquire+0x170/0x3f0 [ 519.262768] ? lock_acquire+0x170/0x3f0 [ 519.266740] ? ext4_map_blocks+0x29f/0x1730 [ 519.271065] ext4_map_blocks+0xb19/0x1730 [ 519.275198] ? ext4_issue_zeroout+0x150/0x150 [ 519.279672] ? __ext4_new_inode+0x27c/0x4eb0 [ 519.284067] ext4_getblk+0x98/0x3f0 [ 519.287676] ? ext4_iomap_begin+0x7f0/0x7f0 [ 519.291980] ext4_bread+0x6c/0x1a0 [ 519.295596] ? ext4_getblk+0x3f0/0x3f0 [ 519.299463] ? dquot_initialize_needed+0x240/0x240 [ 519.304373] ext4_append+0x143/0x350 [ 519.308069] ext4_mkdir+0x4c9/0xbd0 [ 519.311685] ? ext4_init_dot_dotdot+0x5a0/0x5a0 [ 519.316337] ? security_inode_mkdir+0xca/0x100 [ 519.320908] vfs_mkdir+0x463/0x6e0 [ 519.324439] SyS_mkdirat+0x1fd/0x270 [ 519.328133] ? SyS_mknod+0x30/0x30 [ 519.331651] ? fput_many+0xe/0x140 [ 519.335170] ? do_syscall_64+0x4c/0x640 [ 519.339123] ? SyS_mknod+0x30/0x30 [ 519.342650] do_syscall_64+0x1d5/0x640 [ 519.346528] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 519.351697] RIP: 0033:0x7fecb8f3b387 [ 519.355390] RSP: 002b:00007fecb78b0f88 EFLAGS: 00000213 ORIG_RAX: 0000000000000102 [ 519.363084] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fecb8f3b387 [ 519.370366] RDX: 00000000000001ff RSI: 0000000020000080 RDI: 00000000ffffff9c [ 519.377619] RBP: 00007fecb78b11d0 R08: 0000000000000000 R09: 00007fecb78b11d0 [ 519.384871] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000040 [ 519.392121] R13: 0000000020000080 R14: 00007fecb78b0fe0 R15: 00000000200005c0 [ 519.403551] print_req_error: I/O error, dev loop5, sector 2 [ 519.409283] Buffer I/O error on dev loop5, logical block 1, async page read 10:49:38 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 28) 10:49:38 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) 10:49:38 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) socket$l2tp(0x2, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40002123, 0x0, 0x0) 10:49:38 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) pipe(&(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$netlink(r1, &(0x7f00000001c0)=@proc={0x10, 0x0, 0x25dfdbfb, 0x4}, 0xc) (async) r3 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000080), r1) sendmsg$L2TP_CMD_SESSION_GET(r2, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x40, r3, 0x200, 0x70bd29, 0x25dfdbfb, {}, [@L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0x8}, @L2TP_ATTR_MRU={0x6, 0x1d, 0x4}, @L2TP_ATTR_IP_DADDR={0x8, 0x19, @broadcast}, @L2TP_ATTR_DATA_SEQ={0x5, 0x4, 0x4a}, @L2TP_ATTR_PEER_CONN_ID={0x8}]}, 0x40}, 0x1, 0x0, 0x0, 0x80}, 0x24044084) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000280), r2) ioctl$SNAPSHOT_CREATE_IMAGE(r2, 0x40043311, &(0x7f0000000000)) 10:49:38 executing program 5: syz_mount_image$romfs(0x0, &(0x7f0000000100)='.\x00', 0x1ff, 0x7, &(0x7f0000001600)=[{&(0x7f0000000140)="22b931910a89dc9a69e7154236ace8d30519299cd6539e6b0770d9dc756e0ce6d43878f72181d72d966e12bc487521c258629d43c33e988d8092f6a666fb96c1", 0x40, 0x9}, {&(0x7f0000000180)="eb7b8308b0a97264956c76b968a0a99d6325c8bc5414439e04e3803db7351d4ecc83813da70f3da3594746ecf7956b84e2ca0cd7bda19f95d8d51c825f08f92441acf418a66614d3a8e97ee18289a40ac2e2af641ad42a2d01ead44f347cc0d1efe4bdd038", 0x65, 0x200}, {&(0x7f0000000200)="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", 0x1000, 0x2}, {&(0x7f0000001200)="feee1cc975fe9c197b4f01732e0a6b2c1937b7bc8de615c44879f2280c7b97b999e56656f40b178a2e936184b6551136502bed43c4996ae15f99c414a0b726486030db37abc178bacb6e0acb9e1ed5b68c66a1959ac89fdecbeb228357552c4f099f59342508b089e0fcbe33f0a72907f7f47b0e7cd6d253287175c272f51d96620a2c75f40526eb0d886c1261ccb53ffad94fdbfe00eee6809e24df873312e125075c4ec1b1fc52bf2ce5424782e2fbc20691d3f0bb5cdf8bb8c4bcab673e47062b7fe8229e9e", 0xc7, 0xa96e}, {&(0x7f0000001300)="9b12125ed316920a023c40f56be81986b33aa599df6143d29a178a8da79c1c208f6b81a30dd3448c42b2eeb4db019175138b477662f124ec3d14cb7f28196451bcbea955a40a1db3194ee3eb3042f38c7946a3b0b9fb8738874abfb258d86feb039f3782a453f8953d5a94627bf526d5d30a3d9682ca5a021b7449b279cc1da6643a0adbbbad95933519daab358d6747fcc3341240c4253a735d9974a568a5cae1f150b9344d10bd8b997d2d06dfcd7c3cb7a86029778806d084d6e37ec8ef76eb3dde0ff6c26974c9375b391ce7463030", 0xd1, 0x7}, {&(0x7f0000001400)="0db1d21b7ac5c8b2902936d6767a10cb7496af79b1d59609092b8edc2ce0ef23c431d89bbbd7100b013b3443701ac7185b739683b4f758f9040c353fa6bf63ff8eed5743106e87ba4b3c99845a8e4101e1f53b4d8cbfbaeaf07849592f33ba4782036daf5767a175a571851e9cc7a26ed8591c25f808f1cd47d00bbc7e89048a75078aa7b2cb850daf76ab9a0036dcf1aa279e011255c8bf3f345b5cfc3e794050c5b82d011afb16d511cc1852dcbf6e346d1cb17977bb396fda39a6f537fd9706642445", 0xc4, 0x28}, {&(0x7f0000001500)="893d17627fd9312d3f4e0c20d6fc684363e1714142ee8f64560abbbf0051134289114c1a703cfd2bdff8cbad97fe56c9c131733f675530f0a94ee7c5ca1f428d949056486406ff6b846422e7b632e65f5676cfff643ed980a9ca111786026130555165e53626f6311de13d81f5405a2f7ea3342bbd3f4bc2aed0a7d4030d2425265e88df15206a243675e4080ded96d71aba274328771e484fc64bbee133a638baec7f042e6aabf75e92205ec70f235b7976df0876ffecfeeeda8ce0592edfd2109306c7b6fcf58fcc52384855108afb4308770835b545", 0xd7, 0x2}], 0x8000, &(0x7f0000001740)=ANY=[@ANYBLOB="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"]) 10:49:38 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 40) [ 519.415095] ISOFS: Unable to identify CD-ROM format. [ 519.416728] print_req_error: I/O error, dev loop5, sector 4 [ 519.428206] Buffer I/O error on dev loop5, logical block 2, async page read [ 519.437286] print_req_error: I/O error, dev loop5, sector 6 [ 519.444003] Buffer I/O error on dev loop5, logical block 3, async page read 10:49:38 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) (async) socket$l2tp(0x2, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40002123, 0x0, 0x0) 10:49:38 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) (async) 10:49:38 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x2, 0x0, &(0x7f0000000100)) 10:49:38 executing program 5: syz_mount_image$romfs(0x0, &(0x7f0000000100)='.\x00', 0x1ff, 0x7, &(0x7f0000001600)=[{&(0x7f0000000140)="22b931910a89dc9a69e7154236ace8d30519299cd6539e6b0770d9dc756e0ce6d43878f72181d72d966e12bc487521c258629d43c33e988d8092f6a666fb96c1", 0x40, 0x9}, {&(0x7f0000000180)="eb7b8308b0a97264956c76b968a0a99d6325c8bc5414439e04e3803db7351d4ecc83813da70f3da3594746ecf7956b84e2ca0cd7bda19f95d8d51c825f08f92441acf418a66614d3a8e97ee18289a40ac2e2af641ad42a2d01ead44f347cc0d1efe4bdd038", 0x65, 0x200}, {&(0x7f0000000200)="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", 0x1000, 0x2}, {&(0x7f0000001200)="feee1cc975fe9c197b4f01732e0a6b2c1937b7bc8de615c44879f2280c7b97b999e56656f40b178a2e936184b6551136502bed43c4996ae15f99c414a0b726486030db37abc178bacb6e0acb9e1ed5b68c66a1959ac89fdecbeb228357552c4f099f59342508b089e0fcbe33f0a72907f7f47b0e7cd6d253287175c272f51d96620a2c75f40526eb0d886c1261ccb53ffad94fdbfe00eee6809e24df873312e125075c4ec1b1fc52bf2ce5424782e2fbc20691d3f0bb5cdf8bb8c4bcab673e47062b7fe8229e9e", 0xc7, 0xa96e}, {&(0x7f0000001300)="9b12125ed316920a023c40f56be81986b33aa599df6143d29a178a8da79c1c208f6b81a30dd3448c42b2eeb4db019175138b477662f124ec3d14cb7f28196451bcbea955a40a1db3194ee3eb3042f38c7946a3b0b9fb8738874abfb258d86feb039f3782a453f8953d5a94627bf526d5d30a3d9682ca5a021b7449b279cc1da6643a0adbbbad95933519daab358d6747fcc3341240c4253a735d9974a568a5cae1f150b9344d10bd8b997d2d06dfcd7c3cb7a86029778806d084d6e37ec8ef76eb3dde0ff6c26974c9375b391ce7463030", 0xd1, 0x7}, {&(0x7f0000001400)="0db1d21b7ac5c8b2902936d6767a10cb7496af79b1d59609092b8edc2ce0ef23c431d89bbbd7100b013b3443701ac7185b739683b4f758f9040c353fa6bf63ff8eed5743106e87ba4b3c99845a8e4101e1f53b4d8cbfbaeaf07849592f33ba4782036daf5767a175a571851e9cc7a26ed8591c25f808f1cd47d00bbc7e89048a75078aa7b2cb850daf76ab9a0036dcf1aa279e011255c8bf3f345b5cfc3e794050c5b82d011afb16d511cc1852dcbf6e346d1cb17977bb396fda39a6f537fd9706642445", 0xc4, 0x28}, {&(0x7f0000001500)="893d17627fd9312d3f4e0c20d6fc684363e1714142ee8f64560abbbf0051134289114c1a703cfd2bdff8cbad97fe56c9c131733f675530f0a94ee7c5ca1f428d949056486406ff6b846422e7b632e65f5676cfff643ed980a9ca111786026130555165e53626f6311de13d81f5405a2f7ea3342bbd3f4bc2aed0a7d4030d2425265e88df15206a243675e4080ded96d71aba274328771e484fc64bbee133a638baec7f042e6aabf75e92205ec70f235b7976df0876ffecfeeeda8ce0592edfd2109306c7b6fcf58fcc52384855108afb4308770835b545", 0xd7, 0x2}], 0x8000, &(0x7f0000001740)=ANY=[@ANYBLOB="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"]) 10:49:38 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) socket$l2tp(0x2, 0x2, 0x73) (async) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40002123, 0x0, 0x0) 10:49:38 executing program 2: ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_SYNC_FILE(0xffffffffffffffff, 0xc01064c2, &(0x7f0000000000)={0x0}) pipe(&(0x7f0000000300)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD_SYNC_FILE(r2, 0xc01064c1, &(0x7f00000000c0)={r0}) socketpair(0x1, 0x2, 0xfffffff9, &(0x7f0000000180)) r3 = accept4$vsock_stream(r1, &(0x7f0000000280)={0x28, 0x0, 0x2710, @hyper}, 0x10, 0x80000) bind$vsock_stream(r3, &(0x7f00000002c0)={0x28, 0x0, 0xffffffff, @host}, 0x10) ioctl$DRM_IOCTL_SYNCOBJ_RESET(0xffffffffffffffff, 0xc01064c4, &(0x7f0000000080)={&(0x7f0000000040)=[0x0, 0x0, r0], 0x3}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r4) ioctl$DRM_IOCTL_SYNCOBJ_DESTROY(r4, 0xc00864c0, &(0x7f0000000240)={r0}) read$FUSE(r2, &(0x7f0000000640)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_INIT(r1, &(0x7f00000001c0)={0x50, 0xffffffffffffffda, r5, {0x7, 0x24, 0xa12, 0x20000, 0x5, 0x400, 0x1, 0x20}}, 0x50) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf95980) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r6) syz_genetlink_get_family_id$nl80211(&(0x7f0000000140), r6) [ 519.607799] FAULT_INJECTION: forcing a failure. [ 519.607799] name failslab, interval 1, probability 0, space 0, times 0 [ 519.619223] CPU: 0 PID: 13549 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 519.627107] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 519.636458] Call Trace: [ 519.639071] dump_stack+0x1b2/0x281 [ 519.642704] should_fail.cold+0x10a/0x149 [ 519.646856] should_failslab+0xd6/0x130 [ 519.650832] kmem_cache_alloc+0x40/0x3c0 [ 519.654897] __es_insert_extent+0x338/0x1360 [ 519.659302] ? __es_shrink+0x8c0/0x8c0 [ 519.663194] ? lock_acquire+0x170/0x3f0 [ 519.667170] ? ext4_es_insert_extent+0x11f/0x530 [ 519.672107] ext4_es_insert_extent+0x1b9/0x530 [ 519.676691] ? ext4_es_find_delayed_extent_range+0x930/0x930 [ 519.682488] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 519.687951] ? ext4_es_find_delayed_extent_range+0x646/0x930 [ 519.692214] FAULT_INJECTION: forcing a failure. [ 519.692214] name failslab, interval 1, probability 0, space 0, times 0 [ 519.693746] ext4_ext_map_blocks+0x1e2c/0x6b10 [ 519.693792] ? __lock_acquire+0x5fc/0x3f20 [ 519.713755] ? __lock_acquire+0x5fc/0x3f20 [ 519.717982] ? mark_buffer_dirty+0x95/0x480 [ 519.722298] ? trace_hardirqs_on+0x10/0x10 [ 519.726522] ? __ext4_handle_dirty_metadata+0x120/0x480 [ 519.731869] ? ext4_find_delalloc_cluster+0x180/0x180 [ 519.737041] ? trace_hardirqs_on+0x10/0x10 [ 519.741269] ? ext4_mark_iloc_dirty+0x1822/0x26a0 [ 519.746111] ? ext4_es_lookup_extent+0x321/0xac0 [ 519.750854] ? lock_acquire+0x170/0x3f0 [ 519.754821] ? lock_acquire+0x170/0x3f0 [ 519.758782] ? ext4_map_blocks+0x29f/0x1730 [ 519.763102] ext4_map_blocks+0xb19/0x1730 [ 519.767238] ? ext4_issue_zeroout+0x150/0x150 [ 519.771727] ? __ext4_new_inode+0x27c/0x4eb0 [ 519.776130] ext4_getblk+0x98/0x3f0 [ 519.779759] ? ext4_iomap_begin+0x7f0/0x7f0 [ 519.784075] ext4_bread+0x6c/0x1a0 [ 519.787608] ? ext4_getblk+0x3f0/0x3f0 [ 519.791479] ? dquot_initialize_needed+0x240/0x240 [ 519.796396] ext4_append+0x143/0x350 [ 519.800105] ext4_mkdir+0x4c9/0xbd0 [ 519.803753] ? ext4_init_dot_dotdot+0x5a0/0x5a0 [ 519.808414] ? security_inode_mkdir+0xca/0x100 [ 519.813076] vfs_mkdir+0x463/0x6e0 [ 519.816601] SyS_mkdirat+0x1fd/0x270 [ 519.820305] ? SyS_mknod+0x30/0x30 [ 519.823831] ? fput_many+0xe/0x140 [ 519.827363] ? do_syscall_64+0x4c/0x640 [ 519.831409] ? SyS_mknod+0x30/0x30 [ 519.834940] do_syscall_64+0x1d5/0x640 [ 519.838817] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 519.843997] RIP: 0033:0x7fecb8f3b387 [ 519.847697] RSP: 002b:00007fecb78b0f88 EFLAGS: 00000213 ORIG_RAX: 0000000000000102 [ 519.855403] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fecb8f3b387 [ 519.862660] RDX: 00000000000001ff RSI: 0000000020000080 RDI: 00000000ffffff9c [ 519.869919] RBP: 00007fecb78b11d0 R08: 0000000000000000 R09: 00007fecb78b11d0 [ 519.877192] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000040 [ 519.884452] R13: 0000000020000080 R14: 00007fecb78b0fe0 R15: 00000000200005c0 [ 519.891722] CPU: 1 PID: 13553 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 519.899699] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 519.909136] Call Trace: [ 519.911723] dump_stack+0x1b2/0x281 [ 519.915696] should_fail.cold+0x10a/0x149 [ 519.919826] should_failslab+0xd6/0x130 [ 519.923784] kmem_cache_alloc_node_trace+0x25a/0x400 [ 519.928901] __kmalloc_node_track_caller+0x38/0x70 [ 519.933887] __alloc_skb+0x96/0x510 [ 519.937514] kobject_uevent_env+0x882/0xf30 [ 519.941842] lo_ioctl+0x11a6/0x1cd0 [ 519.945451] ? loop_set_status64+0xe0/0xe0 [ 519.949729] blkdev_ioctl+0x540/0x1830 [ 519.953644] ? blkpg_ioctl+0x8d0/0x8d0 [ 519.957530] ? trace_hardirqs_on+0x10/0x10 [ 519.961760] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 519.966841] ? debug_check_no_obj_freed+0x2c0/0x680 [ 519.971853] block_ioctl+0xd9/0x120 [ 519.975460] ? blkdev_fallocate+0x3a0/0x3a0 [ 519.979760] do_vfs_ioctl+0x75a/0xff0 [ 519.983539] ? lock_acquire+0x170/0x3f0 [ 519.987493] ? ioctl_preallocate+0x1a0/0x1a0 [ 519.991880] ? __fget+0x265/0x3e0 [ 519.995330] ? do_vfs_ioctl+0xff0/0xff0 [ 519.999284] ? security_file_ioctl+0x83/0xb0 [ 520.003691] SyS_ioctl+0x7f/0xb0 [ 520.007033] ? do_vfs_ioctl+0xff0/0xff0 [ 520.010984] do_syscall_64+0x1d5/0x640 [ 520.014855] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 520.020020] RIP: 0033:0x7fbee387e037 [ 520.023709] RSP: 002b:00007fbee21f2f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 520.031395] RAX: ffffffffffffffda RBX: 00007fbee38c7a20 RCX: 00007fbee387e037 [ 520.038657] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 520.045906] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fbee21f31d0 [ 520.053154] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 520.060408] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 [ 520.119757] ISOFS: Unable to identify CD-ROM format. [ 520.121739] ISOFS: Unable to identify CD-ROM format. 10:49:39 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 29) 10:49:39 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) sendmsg$L2TP_CMD_TUNNEL_GET(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)=ANY=[@ANYBLOB="3cdc7c00", @ANYRES16=0x0, @ANYBLOB="100029bd7000fbdbdf250400000014001f00ff02000000000000000000000000000105002200010000000c0016000100008000000000"], 0x3c}, 0x1, 0x0, 0x0, 0x60008850}, 0x4) 10:49:39 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x2, 0x0, &(0x7f0000000100)) 10:49:39 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 41) 10:49:39 executing program 5: syz_mount_image$romfs(0x0, &(0x7f0000000100)='.\x00', 0x1ff, 0x7, &(0x7f0000001600)=[{&(0x7f0000000140)="22b931910a89dc9a69e7154236ace8d30519299cd6539e6b0770d9dc756e0ce6d43878f72181d72d966e12bc487521c258629d43c33e988d8092f6a666fb96c1", 0x40, 0x9}, {&(0x7f0000000180)="eb7b8308b0a97264956c76b968a0a99d6325c8bc5414439e04e3803db7351d4ecc83813da70f3da3594746ecf7956b84e2ca0cd7bda19f95d8d51c825f08f92441acf418a66614d3a8e97ee18289a40ac2e2af641ad42a2d01ead44f347cc0d1efe4bdd038", 0x65, 0x200}, {&(0x7f0000000200)="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", 0x1000, 0x2}, {&(0x7f0000001200)="feee1cc975fe9c197b4f01732e0a6b2c1937b7bc8de615c44879f2280c7b97b999e56656f40b178a2e936184b6551136502bed43c4996ae15f99c414a0b726486030db37abc178bacb6e0acb9e1ed5b68c66a1959ac89fdecbeb228357552c4f099f59342508b089e0fcbe33f0a72907f7f47b0e7cd6d253287175c272f51d96620a2c75f40526eb0d886c1261ccb53ffad94fdbfe00eee6809e24df873312e125075c4ec1b1fc52bf2ce5424782e2fbc20691d3f0bb5cdf8bb8c4bcab673e47062b7fe8229e9e", 0xc7, 0xa96e}, {&(0x7f0000001300)="9b12125ed316920a023c40f56be81986b33aa599df6143d29a178a8da79c1c208f6b81a30dd3448c42b2eeb4db019175138b477662f124ec3d14cb7f28196451bcbea955a40a1db3194ee3eb3042f38c7946a3b0b9fb8738874abfb258d86feb039f3782a453f8953d5a94627bf526d5d30a3d9682ca5a021b7449b279cc1da6643a0adbbbad95933519daab358d6747fcc3341240c4253a735d9974a568a5cae1f150b9344d10bd8b997d2d06dfcd7c3cb7a86029778806d084d6e37ec8ef76eb3dde0ff6c26974c9375b391ce7463030", 0xd1, 0x7}, {&(0x7f0000001400)="0db1d21b7ac5c8b2902936d6767a10cb7496af79b1d59609092b8edc2ce0ef23c431d89bbbd7100b013b3443701ac7185b739683b4f758f9040c353fa6bf63ff8eed5743106e87ba4b3c99845a8e4101e1f53b4d8cbfbaeaf07849592f33ba4782036daf5767a175a571851e9cc7a26ed8591c25f808f1cd47d00bbc7e89048a75078aa7b2cb850daf76ab9a0036dcf1aa279e011255c8bf3f345b5cfc3e794050c5b82d011afb16d511cc1852dcbf6e346d1cb17977bb396fda39a6f537fd9706642445", 0xc4, 0x28}, {&(0x7f0000001500)="893d17627fd9312d3f4e0c20d6fc684363e1714142ee8f64560abbbf0051134289114c1a703cfd2bdff8cbad97fe56c9c131733f675530f0a94ee7c5ca1f428d949056486406ff6b846422e7b632e65f5676cfff643ed980a9ca111786026130555165e53626f6311de13d81f5405a2f7ea3342bbd3f4bc2aed0a7d4030d2425265e88df15206a243675e4080ded96d71aba274328771e484fc64bbee133a638baec7f042e6aabf75e92205ec70f235b7976df0876ffecfeeeda8ce0592edfd2109306c7b6fcf58fcc52384855108afb4308770835b545", 0xd7, 0x2}], 0x8000, &(0x7f0000001740)=ANY=[@ANYBLOB="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"]) 10:49:39 executing program 2: ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_SYNC_FILE(0xffffffffffffffff, 0xc01064c2, &(0x7f0000000000)={0x0}) (async) pipe(&(0x7f0000000300)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) (async) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD_SYNC_FILE(r2, 0xc01064c1, &(0x7f00000000c0)={r0}) (async) socketpair(0x1, 0x2, 0xfffffff9, &(0x7f0000000180)) r3 = accept4$vsock_stream(r1, &(0x7f0000000280)={0x28, 0x0, 0x2710, @hyper}, 0x10, 0x80000) bind$vsock_stream(r3, &(0x7f00000002c0)={0x28, 0x0, 0xffffffff, @host}, 0x10) (async) ioctl$DRM_IOCTL_SYNCOBJ_RESET(0xffffffffffffffff, 0xc01064c4, &(0x7f0000000080)={&(0x7f0000000040)=[0x0, 0x0, r0], 0x3}) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r4) ioctl$DRM_IOCTL_SYNCOBJ_DESTROY(r4, 0xc00864c0, &(0x7f0000000240)={r0}) read$FUSE(r2, &(0x7f0000000640)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_INIT(r1, &(0x7f00000001c0)={0x50, 0xffffffffffffffda, r5, {0x7, 0x24, 0xa12, 0x20000, 0x5, 0x400, 0x1, 0x20}}, 0x50) (async) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf95980) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r6) (async) syz_genetlink_get_family_id$nl80211(&(0x7f0000000140), r6) [ 520.204461] print_req_error: I/O error, dev loop5, sector 0 10:49:39 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x2, 0x0, &(0x7f0000000100)) 10:49:39 executing program 2: ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_SYNC_FILE(0xffffffffffffffff, 0xc01064c2, &(0x7f0000000000)={0x0}) pipe(&(0x7f0000000300)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD_SYNC_FILE(r2, 0xc01064c1, &(0x7f00000000c0)={r0}) (async, rerun: 64) socketpair(0x1, 0x2, 0xfffffff9, &(0x7f0000000180)) (rerun: 64) r3 = accept4$vsock_stream(r1, &(0x7f0000000280)={0x28, 0x0, 0x2710, @hyper}, 0x10, 0x80000) bind$vsock_stream(r3, &(0x7f00000002c0)={0x28, 0x0, 0xffffffff, @host}, 0x10) (async) ioctl$DRM_IOCTL_SYNCOBJ_RESET(0xffffffffffffffff, 0xc01064c4, &(0x7f0000000080)={&(0x7f0000000040)=[0x0, 0x0, r0], 0x3}) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r4) (async, rerun: 64) ioctl$DRM_IOCTL_SYNCOBJ_DESTROY(r4, 0xc00864c0, &(0x7f0000000240)={r0}) (rerun: 64) read$FUSE(r2, &(0x7f0000000640)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_INIT(r1, &(0x7f00000001c0)={0x50, 0xffffffffffffffda, r5, {0x7, 0x24, 0xa12, 0x20000, 0x5, 0x400, 0x1, 0x20}}, 0x50) (async, rerun: 64) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf95980) (rerun: 64) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r6) syz_genetlink_get_family_id$nl80211(&(0x7f0000000140), r6) 10:49:39 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) sendmsg$L2TP_CMD_TUNNEL_GET(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)=ANY=[@ANYBLOB="3cdc7c00", @ANYRES16=0x0, @ANYBLOB="100029bd7000fbdbdf250400000014001f00ff02000000000000000000000000000105002200010000000c0016000100008000000000"], 0x3c}, 0x1, 0x0, 0x0, 0x60008850}, 0x4) socket$l2tp6(0xa, 0x2, 0x73) (async) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) (async) sendmsg$L2TP_CMD_TUNNEL_GET(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)=ANY=[@ANYBLOB="3cdc7c00", @ANYRES16=0x0, @ANYBLOB="100029bd7000fbdbdf250400000014001f00ff02000000000000000000000000000105002200010000000c0016000100008000000000"], 0x3c}, 0x1, 0x0, 0x0, 0x60008850}, 0x4) (async) [ 520.278796] FAULT_INJECTION: forcing a failure. [ 520.278796] name failslab, interval 1, probability 0, space 0, times 0 [ 520.308708] CPU: 1 PID: 13599 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 520.316614] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 520.325968] Call Trace: 10:49:39 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) sendmsg$L2TP_CMD_TUNNEL_GET(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)=ANY=[@ANYBLOB="3cdc7c00", @ANYRES16=0x0, @ANYBLOB="100029bd7000fbdbdf250400000014001f00ff02000000000000000000000000000105002200010000000c0016000100008000000000"], 0x3c}, 0x1, 0x0, 0x0, 0x60008850}, 0x4) [ 520.328636] dump_stack+0x1b2/0x281 [ 520.332265] should_fail.cold+0x10a/0x149 [ 520.336424] should_failslab+0xd6/0x130 [ 520.340399] kmem_cache_alloc_node_trace+0x25a/0x400 [ 520.345511] __kmalloc_node_track_caller+0x38/0x70 [ 520.350433] __alloc_skb+0x96/0x510 [ 520.354042] kobject_uevent_env+0x882/0xf30 [ 520.358349] lo_ioctl+0x11a6/0x1cd0 [ 520.361959] ? loop_set_status64+0xe0/0xe0 [ 520.366174] blkdev_ioctl+0x540/0x1830 [ 520.370040] ? blkpg_ioctl+0x8d0/0x8d0 [ 520.373906] ? trace_hardirqs_on+0x10/0x10 [ 520.378124] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 520.383206] ? debug_check_no_obj_freed+0x2c0/0x680 [ 520.388205] block_ioctl+0xd9/0x120 [ 520.391817] ? blkdev_fallocate+0x3a0/0x3a0 [ 520.396142] do_vfs_ioctl+0x75a/0xff0 [ 520.399935] ? lock_acquire+0x170/0x3f0 [ 520.403897] ? ioctl_preallocate+0x1a0/0x1a0 [ 520.408293] ? __fget+0x265/0x3e0 [ 520.411724] ? do_vfs_ioctl+0xff0/0xff0 [ 520.415678] ? security_file_ioctl+0x83/0xb0 [ 520.420064] SyS_ioctl+0x7f/0xb0 [ 520.423413] ? do_vfs_ioctl+0xff0/0xff0 [ 520.427372] do_syscall_64+0x1d5/0x640 [ 520.431247] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 520.436428] RIP: 0033:0x7fbee387e037 [ 520.440125] RSP: 002b:00007fbee21f2f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 520.447823] RAX: ffffffffffffffda RBX: 00007fbee38c7a20 RCX: 00007fbee387e037 [ 520.455087] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 520.462337] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fbee21f31d0 [ 520.469583] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 10:49:39 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$L2TP_CMD_SESSION_MODIFY(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, r2, 0x2, 0x70bd2a, 0x25dfdbfd, {}, [@L2TP_ATTR_ENCAP_TYPE={0x6, 0x2, 0x1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000010}, 0x4000) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) 10:49:39 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) r0 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000), 0xbe080, 0x0) sendmsg$L2TP_CMD_SESSION_DELETE(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, 0x0, 0x608, 0x70bd25, 0x25dfdbfd, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @dev={0xac, 0x14, 0x14, 0x41}}]}, 0x1c}, 0x1, 0x0, 0x0, 0x8000}, 0x4) bind$l2tp6(r0, &(0x7f0000000180)={0xa, 0x0, 0x3637, @local, 0x4, 0x3}, 0x20) ioctl$vim2m_VIDIOC_EXPBUF(r0, 0xc0405610, &(0x7f0000000140)={0x3, 0x7, 0x4, 0x80000}) [ 520.476832] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 10:49:39 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$L2TP_CMD_SESSION_MODIFY(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, r2, 0x2, 0x70bd2a, 0x25dfdbfd, {}, [@L2TP_ATTR_ENCAP_TYPE={0x6, 0x2, 0x1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000010}, 0x4000) (async) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) [ 520.556429] FAULT_INJECTION: forcing a failure. [ 520.556429] name failslab, interval 1, probability 0, space 0, times 0 [ 520.578024] CPU: 1 PID: 13610 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 520.585931] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 520.595298] Call Trace: [ 520.597869] dump_stack+0x1b2/0x281 [ 520.601478] should_fail.cold+0x10a/0x149 [ 520.605780] should_failslab+0xd6/0x130 [ 520.609733] __kmalloc+0x2c1/0x400 [ 520.613259] ? ext4_find_extent+0x879/0xbc0 [ 520.617560] ext4_find_extent+0x879/0xbc0 [ 520.621689] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 520.627116] ext4_ext_map_blocks+0x19a/0x6b10 [ 520.631595] ? __lock_acquire+0x5fc/0x3f20 [ 520.635811] ? mark_buffer_dirty+0x95/0x480 [ 520.640110] ? trace_hardirqs_on+0x10/0x10 [ 520.644323] ? __ext4_handle_dirty_metadata+0x120/0x480 [ 520.649681] ? ext4_find_delalloc_cluster+0x180/0x180 [ 520.654871] ? trace_hardirqs_on+0x10/0x10 [ 520.659100] ? ext4_mark_iloc_dirty+0x1822/0x26a0 [ 520.663944] ? ext4_es_lookup_extent+0x321/0xac0 [ 520.668711] ? lock_acquire+0x170/0x3f0 [ 520.672685] ? lock_acquire+0x170/0x3f0 [ 520.676656] ? ext4_map_blocks+0x623/0x1730 [ 520.680984] ext4_map_blocks+0x675/0x1730 [ 520.685128] ? ext4_issue_zeroout+0x150/0x150 [ 520.689621] ? __ext4_new_inode+0x27c/0x4eb0 [ 520.694043] ext4_getblk+0x98/0x3f0 [ 520.697655] ? ext4_iomap_begin+0x7f0/0x7f0 [ 520.702307] ext4_bread+0x6c/0x1a0 [ 520.705930] ? ext4_getblk+0x3f0/0x3f0 [ 520.709795] ? dquot_initialize_needed+0x240/0x240 [ 520.714708] ext4_append+0x143/0x350 [ 520.718418] ext4_mkdir+0x4c9/0xbd0 [ 520.722032] ? ext4_init_dot_dotdot+0x5a0/0x5a0 [ 520.726683] ? security_inode_mkdir+0xca/0x100 [ 520.731244] vfs_mkdir+0x463/0x6e0 [ 520.734764] SyS_mkdirat+0x1fd/0x270 [ 520.738457] ? SyS_mknod+0x30/0x30 [ 520.741971] ? fput_many+0xe/0x140 [ 520.745489] ? do_syscall_64+0x4c/0x640 [ 520.749440] ? SyS_mknod+0x30/0x30 [ 520.753062] do_syscall_64+0x1d5/0x640 [ 520.756929] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 520.762108] RIP: 0033:0x7fecb8f3b387 [ 520.765801] RSP: 002b:00007fecb78b0f88 EFLAGS: 00000213 ORIG_RAX: 0000000000000102 [ 520.773496] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fecb8f3b387 [ 520.780748] RDX: 00000000000001ff RSI: 0000000020000080 RDI: 00000000ffffff9c [ 520.788019] RBP: 00007fecb78b11d0 R08: 0000000000000000 R09: 00007fecb78b11d0 [ 520.795266] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000040 [ 520.802523] R13: 0000000020000080 R14: 00007fecb78b0fe0 R15: 00000000200005c0 [ 520.847121] ISOFS: Unable to identify CD-ROM format. 10:49:39 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 30) 10:49:39 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) (async, rerun: 64) r0 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000), 0xbe080, 0x0) (rerun: 64) sendmsg$L2TP_CMD_SESSION_DELETE(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, 0x0, 0x608, 0x70bd25, 0x25dfdbfd, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @dev={0xac, 0x14, 0x14, 0x41}}]}, 0x1c}, 0x1, 0x0, 0x0, 0x8000}, 0x4) (async, rerun: 64) bind$l2tp6(r0, &(0x7f0000000180)={0xa, 0x0, 0x3637, @local, 0x4, 0x3}, 0x20) (rerun: 64) ioctl$vim2m_VIDIOC_EXPBUF(r0, 0xc0405610, &(0x7f0000000140)={0x3, 0x7, 0x4, 0x80000}) 10:49:39 executing program 5: syz_mount_image$romfs(&(0x7f00000000c0), 0x0, 0x1ff, 0x7, &(0x7f0000001600)=[{&(0x7f0000000140)="22b931910a89dc9a69e7154236ace8d30519299cd6539e6b0770d9dc756e0ce6d43878f72181d72d966e12bc487521c258629d43c33e988d8092f6a666fb96c1", 0x40, 0x9}, {&(0x7f0000000180)="eb7b8308b0a97264956c76b968a0a99d6325c8bc5414439e04e3803db7351d4ecc83813da70f3da3594746ecf7956b84e2ca0cd7bda19f95d8d51c825f08f92441acf418a66614d3a8e97ee18289a40ac2e2af641ad42a2d01ead44f347cc0d1efe4bdd038", 0x65, 0x200}, {&(0x7f0000000200)="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", 0x1000, 0x2}, {&(0x7f0000001200)="feee1cc975fe9c197b4f01732e0a6b2c1937b7bc8de615c44879f2280c7b97b999e56656f40b178a2e936184b6551136502bed43c4996ae15f99c414a0b726486030db37abc178bacb6e0acb9e1ed5b68c66a1959ac89fdecbeb228357552c4f099f59342508b089e0fcbe33f0a72907f7f47b0e7cd6d253287175c272f51d96620a2c75f40526eb0d886c1261ccb53ffad94fdbfe00eee6809e24df873312e125075c4ec1b1fc52bf2ce5424782e2fbc20691d3f0bb5cdf8bb8c4bcab673e47062b7fe8229e9e", 0xc7, 0xa96e}, {&(0x7f0000001300)="9b12125ed316920a023c40f56be81986b33aa599df6143d29a178a8da79c1c208f6b81a30dd3448c42b2eeb4db019175138b477662f124ec3d14cb7f28196451bcbea955a40a1db3194ee3eb3042f38c7946a3b0b9fb8738874abfb258d86feb039f3782a453f8953d5a94627bf526d5d30a3d9682ca5a021b7449b279cc1da6643a0adbbbad95933519daab358d6747fcc3341240c4253a735d9974a568a5cae1f150b9344d10bd8b997d2d06dfcd7c3cb7a86029778806d084d6e37ec8ef76eb3dde0ff6c26974c9375b391ce7463030", 0xd1, 0x7}, {&(0x7f0000001400)="0db1d21b7ac5c8b2902936d6767a10cb7496af79b1d59609092b8edc2ce0ef23c431d89bbbd7100b013b3443701ac7185b739683b4f758f9040c353fa6bf63ff8eed5743106e87ba4b3c99845a8e4101e1f53b4d8cbfbaeaf07849592f33ba4782036daf5767a175a571851e9cc7a26ed8591c25f808f1cd47d00bbc7e89048a75078aa7b2cb850daf76ab9a0036dcf1aa279e011255c8bf3f345b5cfc3e794050c5b82d011afb16d511cc1852dcbf6e346d1cb17977bb396fda39a6f537fd9706642445", 0xc4, 0x28}, {&(0x7f0000001500)="893d17627fd9312d3f4e0c20d6fc684363e1714142ee8f64560abbbf0051134289114c1a703cfd2bdff8cbad97fe56c9c131733f675530f0a94ee7c5ca1f428d949056486406ff6b846422e7b632e65f5676cfff643ed980a9ca111786026130555165e53626f6311de13d81f5405a2f7ea3342bbd3f4bc2aed0a7d4030d2425265e88df15206a243675e4080ded96d71aba274328771e484fc64bbee133a638baec7f042e6aabf75e92205ec70f235b7976df0876ffecfeeeda8ce0592edfd2109306c7b6fcf58fcc52384855108afb4308770835b545", 0xd7, 0x2}], 0x8000, &(0x7f0000001740)=ANY=[@ANYBLOB="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"]) 10:49:39 executing program 1: r0 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x2c, r0, 0x0, 0x70bd29, 0x25dfdbff, {}, [@L2TP_ATTR_DATA_SEQ={0x5}, @L2TP_ATTR_UDP_SPORT={0x6, 0x1a, 0x4e22}, @L2TP_ATTR_SESSION_ID={0x8, 0xb, 0x3}]}, 0x2c}, 0x1, 0x0, 0x0, 0x48011}, 0x20040004) r1 = shmget(0x0, 0x3000, 0x800, &(0x7f0000ffa000/0x3000)=nil) r2 = openat$incfs(0xffffffffffffff9c, &(0x7f00000020c0)='.log\x00', 0x114001, 0x0) read$FUSE(r2, &(0x7f00000022c0)={0x2020, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x2020) getgroups(0x3, &(0x7f0000002280)=[r4, r4, r4]) shmctl$IPC_SET(r1, 0x1, &(0x7f0000002040)={{0x0, r3, 0xee00, r3, r6, 0x100, 0x5}, 0x1, 0xfffffffffffffff7, 0x84, 0x7fff, r5}) r7 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r7, 0x0, 0x0, 0x40010163, 0x0, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r9 = shmget(0x2, 0x4000, 0x1, &(0x7f0000ffc000/0x4000)=nil) shmctl$SHM_STAT_ANY(r9, 0xf, &(0x7f0000000000)=""/9) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r8) r10 = shmget(0x3, 0x1000, 0x800, &(0x7f0000ffb000/0x1000)=nil) shmctl$SHM_UNLOCK(r10, 0xc) r11 = syz_genetlink_get_family_id$l2tp(&(0x7f0000002140), r2) sendmsg$L2TP_CMD_TUNNEL_DELETE(r8, &(0x7f0000002240)={&(0x7f0000002100)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000002200)={&(0x7f0000000280)=ANY=[@ANYBLOB="03003ed2bfb220a15e9629d900"/28, @ANYRES16=r11, @ANYBLOB="020080d47000fbdbdf2502000000080009000400000006001b004e21001014002000fc0100000000000000000000000000010800090000000000050013002a000000050007000300000005000d00f09558446bc200000000180cec77f36787aca7dc9885006da1e2ce9e98c59edc5ce8ccc122b0728978078c1421a1ab2f172e4ffd"], 0x58}, 0x1, 0x0, 0x0, 0x4040000}, 0x40000) 10:49:39 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$L2TP_CMD_SESSION_MODIFY(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, r2, 0x2, 0x70bd2a, 0x25dfdbfd, {}, [@L2TP_ATTR_ENCAP_TYPE={0x6, 0x2, 0x1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000010}, 0x4000) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) socket$nl_route(0x10, 0x3, 0x0) (async) pipe(&(0x7f0000000100)) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000040), 0xffffffffffffffff) (async) sendmsg$L2TP_CMD_SESSION_MODIFY(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, r2, 0x2, 0x70bd2a, 0x25dfdbfd, {}, [@L2TP_ATTR_ENCAP_TYPE={0x6, 0x2, 0x1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000010}, 0x4000) (async) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) 10:49:39 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 42) 10:49:40 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) (async) r0 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000), 0xbe080, 0x0) sendmsg$L2TP_CMD_SESSION_DELETE(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, 0x0, 0x608, 0x70bd25, 0x25dfdbfd, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @dev={0xac, 0x14, 0x14, 0x41}}]}, 0x1c}, 0x1, 0x0, 0x0, 0x8000}, 0x4) bind$l2tp6(r0, &(0x7f0000000180)={0xa, 0x0, 0x3637, @local, 0x4, 0x3}, 0x20) (async) ioctl$vim2m_VIDIOC_EXPBUF(r0, 0xc0405610, &(0x7f0000000140)={0x3, 0x7, 0x4, 0x80000}) 10:49:40 executing program 5: syz_mount_image$romfs(&(0x7f00000000c0), 0x0, 0x1ff, 0x7, &(0x7f0000001600)=[{&(0x7f0000000140)="22b931910a89dc9a69e7154236ace8d30519299cd6539e6b0770d9dc756e0ce6d43878f72181d72d966e12bc487521c258629d43c33e988d8092f6a666fb96c1", 0x40, 0x9}, {&(0x7f0000000180)="eb7b8308b0a97264956c76b968a0a99d6325c8bc5414439e04e3803db7351d4ecc83813da70f3da3594746ecf7956b84e2ca0cd7bda19f95d8d51c825f08f92441acf418a66614d3a8e97ee18289a40ac2e2af641ad42a2d01ead44f347cc0d1efe4bdd038", 0x65, 0x200}, {&(0x7f0000000200)="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", 0x1000, 0x2}, {&(0x7f0000001200)="feee1cc975fe9c197b4f01732e0a6b2c1937b7bc8de615c44879f2280c7b97b999e56656f40b178a2e936184b6551136502bed43c4996ae15f99c414a0b726486030db37abc178bacb6e0acb9e1ed5b68c66a1959ac89fdecbeb228357552c4f099f59342508b089e0fcbe33f0a72907f7f47b0e7cd6d253287175c272f51d96620a2c75f40526eb0d886c1261ccb53ffad94fdbfe00eee6809e24df873312e125075c4ec1b1fc52bf2ce5424782e2fbc20691d3f0bb5cdf8bb8c4bcab673e47062b7fe8229e9e", 0xc7, 0xa96e}, {&(0x7f0000001300)="9b12125ed316920a023c40f56be81986b33aa599df6143d29a178a8da79c1c208f6b81a30dd3448c42b2eeb4db019175138b477662f124ec3d14cb7f28196451bcbea955a40a1db3194ee3eb3042f38c7946a3b0b9fb8738874abfb258d86feb039f3782a453f8953d5a94627bf526d5d30a3d9682ca5a021b7449b279cc1da6643a0adbbbad95933519daab358d6747fcc3341240c4253a735d9974a568a5cae1f150b9344d10bd8b997d2d06dfcd7c3cb7a86029778806d084d6e37ec8ef76eb3dde0ff6c26974c9375b391ce7463030", 0xd1, 0x7}, {&(0x7f0000001400)="0db1d21b7ac5c8b2902936d6767a10cb7496af79b1d59609092b8edc2ce0ef23c431d89bbbd7100b013b3443701ac7185b739683b4f758f9040c353fa6bf63ff8eed5743106e87ba4b3c99845a8e4101e1f53b4d8cbfbaeaf07849592f33ba4782036daf5767a175a571851e9cc7a26ed8591c25f808f1cd47d00bbc7e89048a75078aa7b2cb850daf76ab9a0036dcf1aa279e011255c8bf3f345b5cfc3e794050c5b82d011afb16d511cc1852dcbf6e346d1cb17977bb396fda39a6f537fd9706642445", 0xc4, 0x28}, {&(0x7f0000001500)="893d17627fd9312d3f4e0c20d6fc684363e1714142ee8f64560abbbf0051134289114c1a703cfd2bdff8cbad97fe56c9c131733f675530f0a94ee7c5ca1f428d949056486406ff6b846422e7b632e65f5676cfff643ed980a9ca111786026130555165e53626f6311de13d81f5405a2f7ea3342bbd3f4bc2aed0a7d4030d2425265e88df15206a243675e4080ded96d71aba274328771e484fc64bbee133a638baec7f042e6aabf75e92205ec70f235b7976df0876ffecfeeeda8ce0592edfd2109306c7b6fcf58fcc52384855108afb4308770835b545", 0xd7, 0x2}], 0x8000, &(0x7f0000001740)=ANY=[@ANYBLOB="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"]) [ 520.989158] FAULT_INJECTION: forcing a failure. [ 520.989158] name failslab, interval 1, probability 0, space 0, times 0 [ 521.007352] CPU: 0 PID: 13662 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 521.015253] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 521.024618] Call Trace: [ 521.027205] dump_stack+0x1b2/0x281 [ 521.030850] should_fail.cold+0x10a/0x149 [ 521.035002] should_failslab+0xd6/0x130 10:49:40 executing program 2: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$L2TP_CMD_TUNNEL_GET(r0, &(0x7f0000000240)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x4c, 0x0, 0x112, 0x70bd2b, 0x25dfdbfd, {}, [@L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x3}, @L2TP_ATTR_IP_DADDR={0x8, 0x19, @private=0xa010102}, @L2TP_ATTR_COOKIE={0xc, 0xf, 0x6}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x3}, @L2TP_ATTR_IP6_DADDR={0x14, 0x20, @private1}]}, 0x4c}}, 0x810) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) ioctl$IOCTL_VMCI_QUEUEPAIR_ALLOC(r1, 0x7a8, &(0x7f00000000c0)={{@host, 0x9}, @my=0x0, 0x4, 0x1000, 0x7, 0x0, 0x7fffffffffffffff, 0x88, 0x6}) setsockopt$netlink_NETLINK_RX_RING(r1, 0x10e, 0x6, &(0x7f0000000000)={0x2, 0x401, 0x3, 0x1}, 0x10) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(r0, 0xc00864bf, &(0x7f0000000040)={0x0, 0x1}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r3) sendmsg$L2TP_CMD_SESSION_DELETE(r3, &(0x7f0000000340)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x2c, r2, 0x4, 0x70bd2d, 0x25dfdbfb, {}, [@L2TP_ATTR_MTU={0x6, 0x1c, 0x7f}, @L2TP_ATTR_MRU={0x6, 0x1d, 0xaf57}, @L2TP_ATTR_L2SPEC_TYPE={0x5}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40004}, 0x805) setsockopt$SO_VM_SOCKETS_BUFFER_MIN_SIZE(r0, 0x28, 0x1, &(0x7f0000000080)=0x3, 0x8) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0x4040010) 10:49:40 executing program 4: getitimer(0x1, &(0x7f0000000000)) r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) [ 521.038985] kmem_cache_alloc_node+0x263/0x410 [ 521.043573] __alloc_skb+0x5c/0x510 [ 521.047200] kobject_uevent_env+0x882/0xf30 [ 521.051526] lo_ioctl+0x11a6/0x1cd0 [ 521.055159] ? loop_set_status64+0xe0/0xe0 [ 521.059399] blkdev_ioctl+0x540/0x1830 [ 521.063294] ? blkpg_ioctl+0x8d0/0x8d0 [ 521.067175] ? trace_hardirqs_on+0x10/0x10 [ 521.071395] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 521.076486] ? debug_check_no_obj_freed+0x2c0/0x680 [ 521.081498] block_ioctl+0xd9/0x120 [ 521.085113] ? blkdev_fallocate+0x3a0/0x3a0 [ 521.089431] do_vfs_ioctl+0x75a/0xff0 [ 521.093213] ? lock_acquire+0x170/0x3f0 [ 521.097166] ? ioctl_preallocate+0x1a0/0x1a0 [ 521.101567] ? __fget+0x265/0x3e0 [ 521.105007] ? do_vfs_ioctl+0xff0/0xff0 [ 521.108969] ? security_file_ioctl+0x83/0xb0 [ 521.113366] SyS_ioctl+0x7f/0xb0 [ 521.116711] ? do_vfs_ioctl+0xff0/0xff0 [ 521.120671] do_syscall_64+0x1d5/0x640 [ 521.124550] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 521.129717] RIP: 0033:0x7fbee387e037 10:49:40 executing program 1: r0 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x2c, r0, 0x0, 0x70bd29, 0x25dfdbff, {}, [@L2TP_ATTR_DATA_SEQ={0x5}, @L2TP_ATTR_UDP_SPORT={0x6, 0x1a, 0x4e22}, @L2TP_ATTR_SESSION_ID={0x8, 0xb, 0x3}]}, 0x2c}, 0x1, 0x0, 0x0, 0x48011}, 0x20040004) (async) r1 = shmget(0x0, 0x3000, 0x800, &(0x7f0000ffa000/0x3000)=nil) (async) r2 = openat$incfs(0xffffffffffffff9c, &(0x7f00000020c0)='.log\x00', 0x114001, 0x0) read$FUSE(r2, &(0x7f00000022c0)={0x2020, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x2020) getgroups(0x3, &(0x7f0000002280)=[r4, r4, r4]) shmctl$IPC_SET(r1, 0x1, &(0x7f0000002040)={{0x0, r3, 0xee00, r3, r6, 0x100, 0x5}, 0x1, 0xfffffffffffffff7, 0x84, 0x7fff, r5}) (async) r7 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r7, 0x0, 0x0, 0x40010163, 0x0, 0x0) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) (async, rerun: 32) r9 = shmget(0x2, 0x4000, 0x1, &(0x7f0000ffc000/0x4000)=nil) (rerun: 32) shmctl$SHM_STAT_ANY(r9, 0xf, &(0x7f0000000000)=""/9) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r8) r10 = shmget(0x3, 0x1000, 0x800, &(0x7f0000ffb000/0x1000)=nil) shmctl$SHM_UNLOCK(r10, 0xc) (async) r11 = syz_genetlink_get_family_id$l2tp(&(0x7f0000002140), r2) sendmsg$L2TP_CMD_TUNNEL_DELETE(r8, &(0x7f0000002240)={&(0x7f0000002100)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000002200)={&(0x7f0000000280)=ANY=[@ANYBLOB="03003ed2bfb220a15e9629d900"/28, @ANYRES16=r11, @ANYBLOB="020080d47000fbdbdf2502000000080009000400000006001b004e21001014002000fc0100000000000000000000000000010800090000000000050013002a000000050007000300000005000d00f09558446bc200000000180cec77f36787aca7dc9885006da1e2ce9e98c59edc5ce8ccc122b0728978078c1421a1ab2f172e4ffd"], 0x58}, 0x1, 0x0, 0x0, 0x4040000}, 0x40000) [ 521.133406] RSP: 002b:00007fbee21f2f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 521.141096] RAX: ffffffffffffffda RBX: 00007fbee38c7a20 RCX: 00007fbee387e037 [ 521.148470] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 521.155718] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fbee21f31d0 [ 521.162971] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 521.170233] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 [ 521.197649] FAULT_INJECTION: forcing a failure. [ 521.197649] name failslab, interval 1, probability 0, space 0, times 0 [ 521.229150] ISOFS: Unable to identify CD-ROM format. [ 521.241663] CPU: 1 PID: 13660 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 521.249567] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 521.258923] Call Trace: [ 521.261512] dump_stack+0x1b2/0x281 [ 521.265144] should_fail.cold+0x10a/0x149 [ 521.269293] should_failslab+0xd6/0x130 [ 521.273270] kmem_cache_alloc+0x28e/0x3c0 [ 521.277424] ext4_mb_new_blocks+0x514/0x3db0 [ 521.281842] ? ext4_find_extent+0x6f7/0xbc0 [ 521.286164] ? ext4_ext_search_right+0x2bc/0xaa0 [ 521.290922] ? ext4_inode_to_goal_block+0x29a/0x3b0 10:49:40 executing program 5: syz_mount_image$romfs(&(0x7f00000000c0), 0x0, 0x1ff, 0x7, &(0x7f0000001600)=[{&(0x7f0000000140)="22b931910a89dc9a69e7154236ace8d30519299cd6539e6b0770d9dc756e0ce6d43878f72181d72d966e12bc487521c258629d43c33e988d8092f6a666fb96c1", 0x40, 0x9}, {&(0x7f0000000180)="eb7b8308b0a97264956c76b968a0a99d6325c8bc5414439e04e3803db7351d4ecc83813da70f3da3594746ecf7956b84e2ca0cd7bda19f95d8d51c825f08f92441acf418a66614d3a8e97ee18289a40ac2e2af641ad42a2d01ead44f347cc0d1efe4bdd038", 0x65, 0x200}, {&(0x7f0000000200)="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", 0x1000, 0x2}, {&(0x7f0000001200)="feee1cc975fe9c197b4f01732e0a6b2c1937b7bc8de615c44879f2280c7b97b999e56656f40b178a2e936184b6551136502bed43c4996ae15f99c414a0b726486030db37abc178bacb6e0acb9e1ed5b68c66a1959ac89fdecbeb228357552c4f099f59342508b089e0fcbe33f0a72907f7f47b0e7cd6d253287175c272f51d96620a2c75f40526eb0d886c1261ccb53ffad94fdbfe00eee6809e24df873312e125075c4ec1b1fc52bf2ce5424782e2fbc20691d3f0bb5cdf8bb8c4bcab673e47062b7fe8229e9e", 0xc7, 0xa96e}, {&(0x7f0000001300)="9b12125ed316920a023c40f56be81986b33aa599df6143d29a178a8da79c1c208f6b81a30dd3448c42b2eeb4db019175138b477662f124ec3d14cb7f28196451bcbea955a40a1db3194ee3eb3042f38c7946a3b0b9fb8738874abfb258d86feb039f3782a453f8953d5a94627bf526d5d30a3d9682ca5a021b7449b279cc1da6643a0adbbbad95933519daab358d6747fcc3341240c4253a735d9974a568a5cae1f150b9344d10bd8b997d2d06dfcd7c3cb7a86029778806d084d6e37ec8ef76eb3dde0ff6c26974c9375b391ce7463030", 0xd1, 0x7}, {&(0x7f0000001400)="0db1d21b7ac5c8b2902936d6767a10cb7496af79b1d59609092b8edc2ce0ef23c431d89bbbd7100b013b3443701ac7185b739683b4f758f9040c353fa6bf63ff8eed5743106e87ba4b3c99845a8e4101e1f53b4d8cbfbaeaf07849592f33ba4782036daf5767a175a571851e9cc7a26ed8591c25f808f1cd47d00bbc7e89048a75078aa7b2cb850daf76ab9a0036dcf1aa279e011255c8bf3f345b5cfc3e794050c5b82d011afb16d511cc1852dcbf6e346d1cb17977bb396fda39a6f537fd9706642445", 0xc4, 0x28}, {&(0x7f0000001500)="893d17627fd9312d3f4e0c20d6fc684363e1714142ee8f64560abbbf0051134289114c1a703cfd2bdff8cbad97fe56c9c131733f675530f0a94ee7c5ca1f428d949056486406ff6b846422e7b632e65f5676cfff643ed980a9ca111786026130555165e53626f6311de13d81f5405a2f7ea3342bbd3f4bc2aed0a7d4030d2425265e88df15206a243675e4080ded96d71aba274328771e484fc64bbee133a638baec7f042e6aabf75e92205ec70f235b7976df0876ffecfeeeda8ce0592edfd2109306c7b6fcf58fcc52384855108afb4308770835b545", 0xd7, 0x2}], 0x8000, &(0x7f0000001740)=ANY=[@ANYBLOB="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"]) [ 521.295949] ext4_ext_map_blocks+0x2845/0x6b10 [ 521.300538] ? __lock_acquire+0x5fc/0x3f20 [ 521.304772] ? mark_buffer_dirty+0x95/0x480 [ 521.309093] ? trace_hardirqs_on+0x10/0x10 [ 521.313330] ? __ext4_handle_dirty_metadata+0x120/0x480 [ 521.318692] ? ext4_find_delalloc_cluster+0x180/0x180 [ 521.323884] ? trace_hardirqs_on+0x10/0x10 [ 521.328119] ? ext4_mark_iloc_dirty+0x1822/0x26a0 [ 521.332965] ? ext4_es_lookup_extent+0x321/0xac0 [ 521.337718] ? lock_acquire+0x170/0x3f0 [ 521.341703] ext4_map_blocks+0x675/0x1730 [ 521.345854] ? ext4_issue_zeroout+0x150/0x150 [ 521.350347] ? __ext4_new_inode+0x27c/0x4eb0 [ 521.354764] ext4_getblk+0x98/0x3f0 [ 521.358390] ? ext4_iomap_begin+0x7f0/0x7f0 [ 521.362714] ext4_bread+0x6c/0x1a0 [ 521.366254] ? ext4_getblk+0x3f0/0x3f0 [ 521.370140] ? dquot_initialize_needed+0x240/0x240 [ 521.375066] ext4_append+0x143/0x350 [ 521.378759] ext4_mkdir+0x4c9/0xbd0 [ 521.382369] ? ext4_init_dot_dotdot+0x5a0/0x5a0 [ 521.387127] ? security_inode_mkdir+0xca/0x100 [ 521.391695] vfs_mkdir+0x463/0x6e0 [ 521.395215] SyS_mkdirat+0x1fd/0x270 [ 521.398910] ? SyS_mknod+0x30/0x30 [ 521.402428] ? fput_many+0xe/0x140 [ 521.405958] ? do_syscall_64+0x4c/0x640 [ 521.409912] ? SyS_mknod+0x30/0x30 [ 521.413451] do_syscall_64+0x1d5/0x640 [ 521.417328] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 521.422501] RIP: 0033:0x7fecb8f3b387 [ 521.426196] RSP: 002b:00007fecb78b0f88 EFLAGS: 00000213 ORIG_RAX: 0000000000000102 [ 521.433881] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fecb8f3b387 [ 521.441185] RDX: 00000000000001ff RSI: 0000000020000080 RDI: 00000000ffffff9c 10:49:40 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 31) 10:49:40 executing program 4: getitimer(0x1, &(0x7f0000000000)) r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) 10:49:40 executing program 2: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$L2TP_CMD_TUNNEL_GET(r0, &(0x7f0000000240)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x4c, 0x0, 0x112, 0x70bd2b, 0x25dfdbfd, {}, [@L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x3}, @L2TP_ATTR_IP_DADDR={0x8, 0x19, @private=0xa010102}, @L2TP_ATTR_COOKIE={0xc, 0xf, 0x6}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x3}, @L2TP_ATTR_IP6_DADDR={0x14, 0x20, @private1}]}, 0x4c}}, 0x810) (async) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) ioctl$IOCTL_VMCI_QUEUEPAIR_ALLOC(r1, 0x7a8, &(0x7f00000000c0)={{@host, 0x9}, @my=0x0, 0x4, 0x1000, 0x7, 0x0, 0x7fffffffffffffff, 0x88, 0x6}) setsockopt$netlink_NETLINK_RX_RING(r1, 0x10e, 0x6, &(0x7f0000000000)={0x2, 0x401, 0x3, 0x1}, 0x10) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(r0, 0xc00864bf, &(0x7f0000000040)={0x0, 0x1}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r3) (async, rerun: 64) sendmsg$L2TP_CMD_SESSION_DELETE(r3, &(0x7f0000000340)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x2c, r2, 0x4, 0x70bd2d, 0x25dfdbfb, {}, [@L2TP_ATTR_MTU={0x6, 0x1c, 0x7f}, @L2TP_ATTR_MRU={0x6, 0x1d, 0xaf57}, @L2TP_ATTR_L2SPEC_TYPE={0x5}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40004}, 0x805) (async, rerun: 64) setsockopt$SO_VM_SOCKETS_BUFFER_MIN_SIZE(r0, 0x28, 0x1, &(0x7f0000000080)=0x3, 0x8) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0x4040010) 10:49:40 executing program 1: r0 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x2c, r0, 0x0, 0x70bd29, 0x25dfdbff, {}, [@L2TP_ATTR_DATA_SEQ={0x5}, @L2TP_ATTR_UDP_SPORT={0x6, 0x1a, 0x4e22}, @L2TP_ATTR_SESSION_ID={0x8, 0xb, 0x3}]}, 0x2c}, 0x1, 0x0, 0x0, 0x48011}, 0x20040004) (async) r1 = shmget(0x0, 0x3000, 0x800, &(0x7f0000ffa000/0x3000)=nil) r2 = openat$incfs(0xffffffffffffff9c, &(0x7f00000020c0)='.log\x00', 0x114001, 0x0) read$FUSE(r2, &(0x7f00000022c0)={0x2020, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x2020) getgroups(0x3, &(0x7f0000002280)=[r4, r4, r4]) shmctl$IPC_SET(r1, 0x1, &(0x7f0000002040)={{0x0, r3, 0xee00, r3, r6, 0x100, 0x5}, 0x1, 0xfffffffffffffff7, 0x84, 0x7fff, r5}) (async) r7 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r7, 0x0, 0x0, 0x40010163, 0x0, 0x0) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r9 = shmget(0x2, 0x4000, 0x1, &(0x7f0000ffc000/0x4000)=nil) shmctl$SHM_STAT_ANY(r9, 0xf, &(0x7f0000000000)=""/9) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r8) (async) r10 = shmget(0x3, 0x1000, 0x800, &(0x7f0000ffb000/0x1000)=nil) shmctl$SHM_UNLOCK(r10, 0xc) r11 = syz_genetlink_get_family_id$l2tp(&(0x7f0000002140), r2) sendmsg$L2TP_CMD_TUNNEL_DELETE(r8, &(0x7f0000002240)={&(0x7f0000002100)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000002200)={&(0x7f0000000280)=ANY=[@ANYBLOB="03003ed2bfb220a15e9629d900"/28, @ANYRES16=r11, @ANYBLOB="020080d47000fbdbdf2502000000080009000400000006001b004e21001014002000fc0100000000000000000000000000010800090000000000050013002a000000050007000300000005000d00f09558446bc200000000180cec77f36787aca7dc9885006da1e2ce9e98c59edc5ce8ccc122b0728978078c1421a1ab2f172e4ffd"], 0x58}, 0x1, 0x0, 0x0, 0x4040000}, 0x40000) [ 521.448433] RBP: 00007fecb78b11d0 R08: 0000000000000000 R09: 00007fecb78b11d0 [ 521.455688] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000040 [ 521.462944] R13: 0000000020000080 R14: 00007fecb78b0fe0 R15: 00000000200005c0 10:49:40 executing program 5: syz_mount_image$romfs(&(0x7f00000000c0), &(0x7f0000000100)='.\x00', 0x0, 0x7, &(0x7f0000001600)=[{&(0x7f0000000140)="22b931910a89dc9a69e7154236ace8d30519299cd6539e6b0770d9dc756e0ce6d43878f72181d72d966e12bc487521c258629d43c33e988d8092f6a666fb96c1", 0x40, 0x9}, {&(0x7f0000000180)="eb7b8308b0a97264956c76b968a0a99d6325c8bc5414439e04e3803db7351d4ecc83813da70f3da3594746ecf7956b84e2ca0cd7bda19f95d8d51c825f08f92441acf418a66614d3a8e97ee18289a40ac2e2af641ad42a2d01ead44f347cc0d1efe4bdd038", 0x65, 0x200}, {&(0x7f0000000200)="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", 0x1000, 0x2}, {&(0x7f0000001200)="feee1cc975fe9c197b4f01732e0a6b2c1937b7bc8de615c44879f2280c7b97b999e56656f40b178a2e936184b6551136502bed43c4996ae15f99c414a0b726486030db37abc178bacb6e0acb9e1ed5b68c66a1959ac89fdecbeb228357552c4f099f59342508b089e0fcbe33f0a72907f7f47b0e7cd6d253287175c272f51d96620a2c75f40526eb0d886c1261ccb53ffad94fdbfe00eee6809e24df873312e125075c4ec1b1fc52bf2ce5424782e2fbc20691d3f0bb5cdf8bb8c4bcab673e47062b7fe8229e9e", 0xc7, 0xa96e}, {&(0x7f0000001300)="9b12125ed316920a023c40f56be81986b33aa599df6143d29a178a8da79c1c208f6b81a30dd3448c42b2eeb4db019175138b477662f124ec3d14cb7f28196451bcbea955a40a1db3194ee3eb3042f38c7946a3b0b9fb8738874abfb258d86feb039f3782a453f8953d5a94627bf526d5d30a3d9682ca5a021b7449b279cc1da6643a0adbbbad95933519daab358d6747fcc3341240c4253a735d9974a568a5cae1f150b9344d10bd8b997d2d06dfcd7c3cb7a86029778806d084d6e37ec8ef76eb3dde0ff6c26974c9375b391ce7463030", 0xd1, 0x7}, {&(0x7f0000001400)="0db1d21b7ac5c8b2902936d6767a10cb7496af79b1d59609092b8edc2ce0ef23c431d89bbbd7100b013b3443701ac7185b739683b4f758f9040c353fa6bf63ff8eed5743106e87ba4b3c99845a8e4101e1f53b4d8cbfbaeaf07849592f33ba4782036daf5767a175a571851e9cc7a26ed8591c25f808f1cd47d00bbc7e89048a75078aa7b2cb850daf76ab9a0036dcf1aa279e011255c8bf3f345b5cfc3e794050c5b82d011afb16d511cc1852dcbf6e346d1cb17977bb396fda39a6f537fd9706642445", 0xc4, 0x28}, {&(0x7f0000001500)="893d17627fd9312d3f4e0c20d6fc684363e1714142ee8f64560abbbf0051134289114c1a703cfd2bdff8cbad97fe56c9c131733f675530f0a94ee7c5ca1f428d949056486406ff6b846422e7b632e65f5676cfff643ed980a9ca111786026130555165e53626f6311de13d81f5405a2f7ea3342bbd3f4bc2aed0a7d4030d2425265e88df15206a243675e4080ded96d71aba274328771e484fc64bbee133a638baec7f042e6aabf75e92205ec70f235b7976df0876ffecfeeeda8ce0592edfd2109306c7b6fcf58fcc52384855108afb4308770835b545", 0xd7, 0x2}], 0x8000, &(0x7f0000001740)=ANY=[@ANYBLOB="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"]) 10:49:40 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 43) 10:49:40 executing program 4: getitimer(0x1, &(0x7f0000000000)) (async) r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) 10:49:40 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) syz_open_dev$swradio(&(0x7f0000000000), 0x1, 0x2) getsockopt$netlink(r0, 0x10e, 0xa, 0x0, &(0x7f0000000100)) 10:49:40 executing program 2: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$L2TP_CMD_TUNNEL_GET(r0, &(0x7f0000000240)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x4c, 0x0, 0x112, 0x70bd2b, 0x25dfdbfd, {}, [@L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x3}, @L2TP_ATTR_IP_DADDR={0x8, 0x19, @private=0xa010102}, @L2TP_ATTR_COOKIE={0xc, 0xf, 0x6}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x3}, @L2TP_ATTR_IP6_DADDR={0x14, 0x20, @private1}]}, 0x4c}}, 0x810) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) ioctl$IOCTL_VMCI_QUEUEPAIR_ALLOC(r1, 0x7a8, &(0x7f00000000c0)={{@host, 0x9}, @my=0x0, 0x4, 0x1000, 0x7, 0x0, 0x7fffffffffffffff, 0x88, 0x6}) (async) setsockopt$netlink_NETLINK_RX_RING(r1, 0x10e, 0x6, &(0x7f0000000000)={0x2, 0x401, 0x3, 0x1}, 0x10) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(r0, 0xc00864bf, &(0x7f0000000040)={0x0, 0x1}) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r3) (async) sendmsg$L2TP_CMD_SESSION_DELETE(r3, &(0x7f0000000340)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x2c, r2, 0x4, 0x70bd2d, 0x25dfdbfb, {}, [@L2TP_ATTR_MTU={0x6, 0x1c, 0x7f}, @L2TP_ATTR_MRU={0x6, 0x1d, 0xaf57}, @L2TP_ATTR_L2SPEC_TYPE={0x5}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40004}, 0x805) setsockopt$SO_VM_SOCKETS_BUFFER_MIN_SIZE(r0, 0x28, 0x1, &(0x7f0000000080)=0x3, 0x8) (async) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0x4040010) [ 521.588932] FAULT_INJECTION: forcing a failure. [ 521.588932] name failslab, interval 1, probability 0, space 0, times 0 [ 521.605995] Buffer I/O error on dev loop5, logical block 0, async page read [ 521.625757] CPU: 0 PID: 13709 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 521.633663] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 521.643014] Call Trace: [ 521.645598] dump_stack+0x1b2/0x281 [ 521.649241] should_fail.cold+0x10a/0x149 [ 521.653395] should_failslab+0xd6/0x130 [ 521.657377] kmem_cache_alloc_node+0x263/0x410 [ 521.662057] __alloc_skb+0x5c/0x510 [ 521.665690] kobject_uevent_env+0x882/0xf30 [ 521.670017] lo_ioctl+0x11a6/0x1cd0 [ 521.673645] ? loop_set_status64+0xe0/0xe0 [ 521.677882] blkdev_ioctl+0x540/0x1830 [ 521.681777] ? blkpg_ioctl+0x8d0/0x8d0 10:49:40 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) syz_open_dev$swradio(&(0x7f0000000000), 0x1, 0x2) (async, rerun: 32) getsockopt$netlink(r0, 0x10e, 0xa, 0x0, &(0x7f0000000100)) (rerun: 32) 10:49:40 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) syz_open_dev$swradio(&(0x7f0000000000), 0x1, 0x2) (async) getsockopt$netlink(r0, 0x10e, 0xa, 0x0, &(0x7f0000000100)) 10:49:40 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) fchmodat(r1, &(0x7f0000000080)='./file0\x00', 0x102) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD_FD(r2, 0xc01064c1, &(0x7f0000000040)) [ 521.685670] ? trace_hardirqs_on+0x10/0x10 [ 521.689905] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 521.695007] ? debug_check_no_obj_freed+0x2c0/0x680 [ 521.700036] block_ioctl+0xd9/0x120 [ 521.703655] ? blkdev_fallocate+0x3a0/0x3a0 [ 521.707975] do_vfs_ioctl+0x75a/0xff0 [ 521.711774] ? lock_acquire+0x170/0x3f0 [ 521.715753] ? ioctl_preallocate+0x1a0/0x1a0 [ 521.720161] ? __fget+0x265/0x3e0 [ 521.723604] ? do_vfs_ioctl+0xff0/0xff0 [ 521.727556] ? security_file_ioctl+0x83/0xb0 [ 521.731942] SyS_ioctl+0x7f/0xb0 [ 521.735283] ? do_vfs_ioctl+0xff0/0xff0 [ 521.739235] do_syscall_64+0x1d5/0x640 [ 521.743113] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 521.748285] RIP: 0033:0x7fbee387e037 [ 521.751973] RSP: 002b:00007fbee21f2f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 521.759763] RAX: ffffffffffffffda RBX: 00007fbee38c7a20 RCX: 00007fbee387e037 [ 521.767018] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 521.774368] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fbee21f31d0 [ 521.781624] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 521.788884] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 [ 521.809015] FAULT_INJECTION: forcing a failure. [ 521.809015] name failslab, interval 1, probability 0, space 0, times 0 [ 521.847821] CPU: 1 PID: 13715 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 521.855732] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 521.865086] Call Trace: [ 521.867674] dump_stack+0x1b2/0x281 [ 521.871309] should_fail.cold+0x10a/0x149 [ 521.875462] should_failslab+0xd6/0x130 [ 521.879438] __kmalloc_track_caller+0x2bc/0x400 [ 521.884103] ? strndup_user+0x5b/0xf0 [ 521.887910] memdup_user+0x22/0xa0 [ 521.890641] ISOFS: Unable to identify CD-ROM format. [ 521.891444] strndup_user+0x5b/0xf0 [ 521.891455] ? copy_mnt_ns+0xa30/0xa30 [ 521.891466] SyS_mount+0x39/0x120 [ 521.891474] ? copy_mnt_ns+0xa30/0xa30 [ 521.891487] do_syscall_64+0x1d5/0x640 [ 521.915325] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 521.920495] RIP: 0033:0x7fecb8f3d7aa [ 521.924184] RSP: 002b:00007fecb78b0f88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 521.931872] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fecb8f3d7aa [ 521.939117] RDX: 0000000020000040 RSI: 0000000020000080 RDI: 00007fecb78b0fe0 [ 521.946454] RBP: 00007fecb78b1020 R08: 00007fecb78b1020 R09: 0000000020000040 [ 521.953719] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000040 [ 521.960968] R13: 0000000020000080 R14: 00007fecb78b0fe0 R15: 00000000200005c0 10:49:41 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 32) 10:49:41 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) fchmodat(r1, &(0x7f0000000080)='./file0\x00', 0x102) (async) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD_FD(r2, 0xc01064c1, &(0x7f0000000040)) 10:49:41 executing program 2: r0 = openat$incfs(0xffffffffffffffff, &(0x7f0000000000)='.pending_reads\x00', 0x0, 0x110) r1 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$FUSE_CREATE_OPEN(r1, &(0x7f0000000080)={0xa0, 0x0, 0x0, {{0x2, 0x0, 0x8000, 0x6, 0x89, 0x1, {0x3, 0x1ff, 0x2, 0x3, 0x10000, 0x5, 0x10001, 0x1ff, 0xee, 0x2000, 0x5, 0xffffffffffffffff, 0x0, 0x3, 0x4}}, {0x0, 0x1d}}}, 0xa0) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, 0x0, 0x4810) 10:49:41 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000180)={&(0x7f0000000000)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0x30, 0x30, 0x9, [@func={0xd, 0x0, 0x0, 0xc, 0x3}, @func={0xf, 0x0, 0x0, 0xc, 0x2}, @const={0xf, 0x0, 0x0, 0xa, 0x4}, @restrict={0x6, 0x0, 0x0, 0xb, 0x1}]}, {0x0, [0x2e, 0x0, 0x0, 0x0, 0x0, 0x2e, 0x0]}}, &(0x7f0000000080)=""/198, 0x51, 0xc6, 0x1}, 0x20) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) 10:49:41 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 44) 10:49:41 executing program 5: syz_mount_image$romfs(&(0x7f00000000c0), &(0x7f0000000100)='.\x00', 0x0, 0x0, 0x0, 0x8000, &(0x7f0000001740)=ANY=[@ANYBLOB="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"]) [ 522.066631] FAULT_INJECTION: forcing a failure. [ 522.066631] name failslab, interval 1, probability 0, space 0, times 0 [ 522.079371] CPU: 1 PID: 13757 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 522.087261] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 522.096617] Call Trace: [ 522.099202] dump_stack+0x1b2/0x281 [ 522.102832] should_fail.cold+0x10a/0x149 [ 522.106984] should_failslab+0xd6/0x130 [ 522.110957] __kmalloc+0x2c1/0x400 [ 522.114493] ? ext4_find_extent+0x879/0xbc0 [ 522.118812] ext4_find_extent+0x879/0xbc0 [ 522.122963] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 522.128412] ext4_ext_map_blocks+0x19a/0x6b10 [ 522.132910] ? __lock_acquire+0x5fc/0x3f20 [ 522.137144] ? mark_buffer_dirty+0x95/0x480 [ 522.141463] ? trace_hardirqs_on+0x10/0x10 [ 522.145693] ? __ext4_handle_dirty_metadata+0x120/0x480 [ 522.151224] ? ext4_find_delalloc_cluster+0x180/0x180 [ 522.156588] ? trace_hardirqs_on+0x10/0x10 [ 522.160819] ? ext4_mark_iloc_dirty+0x1822/0x26a0 10:49:41 executing program 2: r0 = openat$incfs(0xffffffffffffffff, &(0x7f0000000000)='.pending_reads\x00', 0x0, 0x110) r1 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$FUSE_CREATE_OPEN(r1, &(0x7f0000000080)={0xa0, 0x0, 0x0, {{0x2, 0x0, 0x8000, 0x6, 0x89, 0x1, {0x3, 0x1ff, 0x2, 0x3, 0x10000, 0x5, 0x10001, 0x1ff, 0xee, 0x2000, 0x5, 0xffffffffffffffff, 0x0, 0x3, 0x4}}, {0x0, 0x1d}}}, 0xa0) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, 0x0, 0x4810) openat$incfs(0xffffffffffffffff, &(0x7f0000000000)='.pending_reads\x00', 0x0, 0x110) (async) openat$cuse(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) (async) write$FUSE_CREATE_OPEN(r1, &(0x7f0000000080)={0xa0, 0x0, 0x0, {{0x2, 0x0, 0x8000, 0x6, 0x89, 0x1, {0x3, 0x1ff, 0x2, 0x3, 0x10000, 0x5, 0x10001, 0x1ff, 0xee, 0x2000, 0x5, 0xffffffffffffffff, 0x0, 0x3, 0x4}}, {0x0, 0x1d}}}, 0xa0) (async) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, 0x0, 0x4810) (async) 10:49:41 executing program 2: r0 = openat$incfs(0xffffffffffffffff, &(0x7f0000000000)='.pending_reads\x00', 0x0, 0x110) r1 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$FUSE_CREATE_OPEN(r1, &(0x7f0000000080)={0xa0, 0x0, 0x0, {{0x2, 0x0, 0x8000, 0x6, 0x89, 0x1, {0x3, 0x1ff, 0x2, 0x3, 0x10000, 0x5, 0x10001, 0x1ff, 0xee, 0x2000, 0x5, 0xffffffffffffffff, 0x0, 0x3, 0x4}}, {0x0, 0x1d}}}, 0xa0) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, 0x0, 0x4810) openat$incfs(0xffffffffffffffff, &(0x7f0000000000)='.pending_reads\x00', 0x0, 0x110) (async) openat$cuse(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) (async) write$FUSE_CREATE_OPEN(r1, &(0x7f0000000080)={0xa0, 0x0, 0x0, {{0x2, 0x0, 0x8000, 0x6, 0x89, 0x1, {0x3, 0x1ff, 0x2, 0x3, 0x10000, 0x5, 0x10001, 0x1ff, 0xee, 0x2000, 0x5, 0xffffffffffffffff, 0x0, 0x3, 0x4}}, {0x0, 0x1d}}}, 0xa0) (async) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, 0x0, 0x4810) (async) 10:49:41 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) bind$vsock_dgram(0xffffffffffffffff, &(0x7f0000000000)={0x28, 0x0, 0x2711, @local}, 0x10) socket$vsock_dgram(0x28, 0x2, 0x0) [ 522.165665] ? ext4_es_lookup_extent+0x321/0xac0 [ 522.170423] ? lock_acquire+0x170/0x3f0 [ 522.174395] ? lock_acquire+0x170/0x3f0 [ 522.178367] ? ext4_map_blocks+0x623/0x1730 [ 522.182689] ext4_map_blocks+0x675/0x1730 [ 522.186842] ? ext4_issue_zeroout+0x150/0x150 [ 522.191340] ? __ext4_new_inode+0x27c/0x4eb0 [ 522.195760] ext4_getblk+0x98/0x3f0 [ 522.199386] ? ext4_iomap_begin+0x7f0/0x7f0 [ 522.203709] ext4_bread+0x6c/0x1a0 [ 522.207241] ? ext4_getblk+0x3f0/0x3f0 [ 522.211118] ? dquot_initialize_needed+0x240/0x240 10:49:41 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) bind$vsock_dgram(0xffffffffffffffff, &(0x7f0000000000)={0x28, 0x0, 0x2711, @local}, 0x10) socket$vsock_dgram(0x28, 0x2, 0x0) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) (async) bind$vsock_dgram(0xffffffffffffffff, &(0x7f0000000000)={0x28, 0x0, 0x2711, @local}, 0x10) (async) socket$vsock_dgram(0x28, 0x2, 0x0) (async) [ 522.216049] ext4_append+0x143/0x350 [ 522.219763] ext4_mkdir+0x4c9/0xbd0 [ 522.223388] ? ext4_init_dot_dotdot+0x5a0/0x5a0 [ 522.228051] ? security_inode_mkdir+0xca/0x100 [ 522.232636] vfs_mkdir+0x463/0x6e0 [ 522.236176] SyS_mkdirat+0x1fd/0x270 [ 522.239882] ? SyS_mknod+0x30/0x30 [ 522.243420] ? fput_many+0xe/0x140 [ 522.246951] ? do_syscall_64+0x4c/0x640 [ 522.250918] ? SyS_mknod+0x30/0x30 [ 522.254457] do_syscall_64+0x1d5/0x640 [ 522.258336] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 522.263504] RIP: 0033:0x7fecb8f3b387 10:49:41 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) fchmodat(r1, &(0x7f0000000080)='./file0\x00', 0x102) (async) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD_FD(r2, 0xc01064c1, &(0x7f0000000040)) 10:49:41 executing program 5: syz_mount_image$romfs(&(0x7f00000000c0), &(0x7f0000000100)='.\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000001740)=ANY=[@ANYBLOB="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"]) [ 522.267380] RSP: 002b:00007fecb78b0f88 EFLAGS: 00000213 ORIG_RAX: 0000000000000102 [ 522.275063] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fecb8f3b387 [ 522.282309] RDX: 00000000000001ff RSI: 0000000020000080 RDI: 00000000ffffff9c [ 522.289561] RBP: 00007fecb78b11d0 R08: 0000000000000000 R09: 00007fecb78b11d0 [ 522.296815] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000040 [ 522.304062] R13: 0000000020000080 R14: 00007fecb78b0fe0 R15: 00000000200005c0 [ 522.351369] FAULT_INJECTION: forcing a failure. [ 522.351369] name failslab, interval 1, probability 0, space 0, times 0 [ 522.376778] CPU: 0 PID: 13764 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 522.384693] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 522.394042] Call Trace: [ 522.396627] dump_stack+0x1b2/0x281 [ 522.400248] should_fail.cold+0x10a/0x149 [ 522.404389] should_failslab+0xd6/0x130 [ 522.408352] kmem_cache_alloc_node_trace+0x25a/0x400 [ 522.413438] __kmalloc_node_track_caller+0x38/0x70 [ 522.418345] __alloc_skb+0x96/0x510 [ 522.421965] kobject_uevent_env+0x882/0xf30 [ 522.426269] lo_ioctl+0x11a6/0x1cd0 [ 522.429881] ? loop_set_status64+0xe0/0xe0 [ 522.434156] blkdev_ioctl+0x540/0x1830 [ 522.438019] ? blkpg_ioctl+0x8d0/0x8d0 [ 522.441882] ? trace_hardirqs_on+0x10/0x10 [ 522.446095] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 522.451181] ? debug_check_no_obj_freed+0x2c0/0x680 [ 522.456184] block_ioctl+0xd9/0x120 [ 522.459798] ? blkdev_fallocate+0x3a0/0x3a0 [ 522.464100] do_vfs_ioctl+0x75a/0xff0 [ 522.467883] ? lock_acquire+0x170/0x3f0 [ 522.471839] ? ioctl_preallocate+0x1a0/0x1a0 [ 522.476243] ? __fget+0x265/0x3e0 [ 522.479679] ? do_vfs_ioctl+0xff0/0xff0 [ 522.483639] ? security_file_ioctl+0x83/0xb0 [ 522.488027] SyS_ioctl+0x7f/0xb0 [ 522.491374] ? do_vfs_ioctl+0xff0/0xff0 [ 522.495350] do_syscall_64+0x1d5/0x640 [ 522.499263] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 522.504437] RIP: 0033:0x7fbee387e037 [ 522.508123] RSP: 002b:00007fbee21f2f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 522.515808] RAX: ffffffffffffffda RBX: 00007fbee38c7a20 RCX: 00007fbee387e037 [ 522.523059] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 522.530317] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fbee21f31d0 [ 522.537571] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 522.544816] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 [ 522.573417] ISOFS: Unable to identify CD-ROM format. 10:49:41 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 33) 10:49:41 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000180)={&(0x7f0000000000)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0x30, 0x30, 0x9, [@func={0xd, 0x0, 0x0, 0xc, 0x3}, @func={0xf, 0x0, 0x0, 0xc, 0x2}, @const={0xf, 0x0, 0x0, 0xa, 0x4}, @restrict={0x6, 0x0, 0x0, 0xb, 0x1}]}, {0x0, [0x2e, 0x0, 0x0, 0x0, 0x0, 0x2e, 0x0]}}, &(0x7f0000000080)=""/198, 0x51, 0xc6, 0x1}, 0x20) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) socket$l2tp6(0xa, 0x2, 0x73) (async) bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000180)={&(0x7f0000000000)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0x30, 0x30, 0x9, [@func={0xd, 0x0, 0x0, 0xc, 0x3}, @func={0xf, 0x0, 0x0, 0xc, 0x2}, @const={0xf, 0x0, 0x0, 0xa, 0x4}, @restrict={0x6, 0x0, 0x0, 0xb, 0x1}]}, {0x0, [0x2e, 0x0, 0x0, 0x0, 0x0, 0x2e, 0x0]}}, &(0x7f0000000080)=""/198, 0x51, 0xc6, 0x1}, 0x20) (async) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) (async) 10:49:41 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) bind$vsock_dgram(0xffffffffffffffff, &(0x7f0000000000)={0x28, 0x0, 0x2711, @local}, 0x10) (async) socket$vsock_dgram(0x28, 0x2, 0x0) 10:49:41 executing program 5: syz_mount_image$romfs(&(0x7f00000000c0), &(0x7f0000000100)='.\x00', 0x0, 0x0, 0x0, 0x0, 0x0) 10:49:41 executing program 4: getsockopt$netlink(0xffffffffffffffff, 0x10e, 0x3, 0x0, &(0x7f0000000100)) getsockname$netlink(0xffffffffffffffff, &(0x7f0000000000), &(0x7f0000000040)=0xc) 10:49:41 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 45) 10:49:41 executing program 4: getsockopt$netlink(0xffffffffffffffff, 0x10e, 0x3, 0x0, &(0x7f0000000100)) getsockname$netlink(0xffffffffffffffff, &(0x7f0000000000), &(0x7f0000000040)=0xc) getsockopt$netlink(0xffffffffffffffff, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) getsockname$netlink(0xffffffffffffffff, &(0x7f0000000000), &(0x7f0000000040)=0xc) (async) 10:49:41 executing program 2: r0 = openat$incfs(0xffffffffffffffff, &(0x7f0000000000)='.log\x00', 0x2e0c00, 0xc6) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, 0x0, 0xeedded79fdf911c4) 10:49:41 executing program 5: syz_mount_image$romfs(&(0x7f00000000c0), &(0x7f0000000100)='.\x00', 0x0, 0x0, 0x0, 0x0, 0x0) [ 522.714136] FAULT_INJECTION: forcing a failure. [ 522.714136] name failslab, interval 1, probability 0, space 0, times 0 [ 522.716638] FAULT_INJECTION: forcing a failure. [ 522.716638] name failslab, interval 1, probability 0, space 0, times 0 [ 522.736744] CPU: 1 PID: 13826 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 522.744619] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 522.753968] Call Trace: [ 522.756553] dump_stack+0x1b2/0x281 [ 522.760178] should_fail.cold+0x10a/0x149 10:49:41 executing program 5: syz_mount_image$romfs(&(0x7f00000000c0), &(0x7f0000000100)='.\x00', 0x0, 0x0, 0x0, 0x0, 0x0) [ 522.764325] should_failslab+0xd6/0x130 [ 522.768296] kmem_cache_alloc+0x40/0x3c0 [ 522.772352] __es_insert_extent+0x338/0x1360 [ 522.776769] ext4_es_insert_extent+0x1b9/0x530 [ 522.781352] ? ext4_es_find_delayed_extent_range+0x930/0x930 [ 522.787155] ext4_map_blocks+0x887/0x1730 [ 522.791303] ? ext4_issue_zeroout+0x150/0x150 [ 522.795795] ? __ext4_new_inode+0x27c/0x4eb0 [ 522.800204] ext4_getblk+0x98/0x3f0 [ 522.803818] ? ext4_iomap_begin+0x7f0/0x7f0 [ 522.808128] ext4_bread+0x6c/0x1a0 10:49:41 executing program 5: syz_mount_image$romfs(&(0x7f00000000c0), &(0x7f0000000100)='.\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000001740)=ANY=[]) [ 522.811663] ? ext4_getblk+0x3f0/0x3f0 [ 522.815544] ? dquot_initialize_needed+0x240/0x240 [ 522.820467] ext4_append+0x143/0x350 [ 522.824170] ext4_mkdir+0x4c9/0xbd0 [ 522.827795] ? ext4_init_dot_dotdot+0x5a0/0x5a0 [ 522.832460] ? security_inode_mkdir+0xca/0x100 [ 522.837041] vfs_mkdir+0x463/0x6e0 [ 522.840572] SyS_mkdirat+0x1fd/0x270 [ 522.844279] ? SyS_mknod+0x30/0x30 [ 522.847814] ? fput_many+0xe/0x140 [ 522.851369] ? do_syscall_64+0x4c/0x640 [ 522.855329] ? SyS_mknod+0x30/0x30 [ 522.858852] do_syscall_64+0x1d5/0x640 10:49:41 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) syz_open_dev$swradio(&(0x7f0000000000), 0x1, 0x2) getsockopt$netlink(r0, 0x10e, 0xa, 0x0, &(0x7f0000000100)) [ 522.862742] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 522.868009] RIP: 0033:0x7fecb8f3b387 [ 522.871707] RSP: 002b:00007fecb78b0f88 EFLAGS: 00000213 ORIG_RAX: 0000000000000102 [ 522.879416] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fecb8f3b387 [ 522.886684] RDX: 00000000000001ff RSI: 0000000020000080 RDI: 00000000ffffff9c [ 522.893945] RBP: 00007fecb78b11d0 R08: 0000000000000000 R09: 00007fecb78b11d0 [ 522.901201] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000040 [ 522.908464] R13: 0000000020000080 R14: 00007fecb78b0fe0 R15: 00000000200005c0 [ 522.915737] CPU: 0 PID: 13822 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 522.923620] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 522.932962] Call Trace: [ 522.935545] dump_stack+0x1b2/0x281 [ 522.939176] should_fail.cold+0x10a/0x149 [ 522.943325] should_failslab+0xd6/0x130 [ 522.947296] kmem_cache_alloc_node_trace+0x25a/0x400 [ 522.949577] ISOFS: Unable to identify CD-ROM format. [ 522.952396] __kmalloc_node_track_caller+0x38/0x70 [ 522.952408] __alloc_skb+0x96/0x510 [ 522.952422] kobject_uevent_env+0x882/0xf30 [ 522.952440] lo_ioctl+0x11a6/0x1cd0 [ 522.952451] ? loop_set_status64+0xe0/0xe0 [ 522.952462] blkdev_ioctl+0x540/0x1830 [ 522.952473] ? blkpg_ioctl+0x8d0/0x8d0 [ 522.985939] ? trace_hardirqs_on+0x10/0x10 [ 522.990177] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 522.995274] ? debug_check_no_obj_freed+0x2c0/0x680 [ 523.000351] block_ioctl+0xd9/0x120 [ 523.003960] ? blkdev_fallocate+0x3a0/0x3a0 [ 523.008258] do_vfs_ioctl+0x75a/0xff0 [ 523.012047] ? lock_acquire+0x170/0x3f0 [ 523.016006] ? ioctl_preallocate+0x1a0/0x1a0 [ 523.020395] ? __fget+0x265/0x3e0 [ 523.023826] ? do_vfs_ioctl+0xff0/0xff0 [ 523.027814] ? security_file_ioctl+0x83/0xb0 [ 523.032298] SyS_ioctl+0x7f/0xb0 [ 523.035650] ? do_vfs_ioctl+0xff0/0xff0 [ 523.039606] do_syscall_64+0x1d5/0x640 [ 523.043474] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 523.048638] RIP: 0033:0x7fbee387e037 [ 523.052329] RSP: 002b:00007fbee21f2f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 523.060042] RAX: ffffffffffffffda RBX: 00007fbee38c7a20 RCX: 00007fbee387e037 [ 523.067313] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 523.074561] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fbee21f31d0 [ 523.081805] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 523.089063] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 10:49:42 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 34) 10:49:42 executing program 4: getsockopt$netlink(0xffffffffffffffff, 0x10e, 0x3, 0x0, &(0x7f0000000100)) getsockname$netlink(0xffffffffffffffff, &(0x7f0000000000), &(0x7f0000000040)=0xc) getsockopt$netlink(0xffffffffffffffff, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) getsockname$netlink(0xffffffffffffffff, &(0x7f0000000000), &(0x7f0000000040)=0xc) (async) 10:49:42 executing program 2: r0 = openat$incfs(0xffffffffffffffff, &(0x7f0000000000)='.log\x00', 0x2e0c00, 0xc6) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, 0x0, 0xeedded79fdf911c4) 10:49:42 executing program 5: getitimer(0x1, &(0x7f0000000000)) r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) 10:49:42 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000180)={&(0x7f0000000000)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0x30, 0x30, 0x9, [@func={0xd, 0x0, 0x0, 0xc, 0x3}, @func={0xf, 0x0, 0x0, 0xc, 0x2}, @const={0xf, 0x0, 0x0, 0xa, 0x4}, @restrict={0x6, 0x0, 0x0, 0xb, 0x1}]}, {0x0, [0x2e, 0x0, 0x0, 0x0, 0x0, 0x2e, 0x0]}}, &(0x7f0000000080)=""/198, 0x51, 0xc6, 0x1}, 0x20) (async) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) [ 523.128903] ISOFS: Unable to identify CD-ROM format. 10:49:42 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 46) 10:49:42 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) bind$l2tp6(0xffffffffffffffff, &(0x7f0000000000)={0xa, 0x0, 0x3ff, @mcast2, 0x2, 0x2}, 0x20) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) 10:49:42 executing program 2: r0 = openat$incfs(0xffffffffffffffff, &(0x7f0000000000)='.log\x00', 0x2e0c00, 0xc6) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, 0x0, 0xeedded79fdf911c4) 10:49:42 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40012163, 0x0, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$L2TP_CMD_TUNNEL_MODIFY(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x60, r2, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@L2TP_ATTR_CONN_ID={0x8, 0x9, 0x4}, @L2TP_ATTR_UDP_CSUM={0x5}, @L2TP_ATTR_PROTO_VERSION={0x5, 0x7, 0x2}, @L2TP_ATTR_MRU={0x6, 0x1d, 0x246}, @L2TP_ATTR_IP6_DADDR={0x14, 0x20, @rand_addr=' \x01\x00'}, @L2TP_ATTR_IP_DADDR={0x8, 0x19, @private=0xa010100}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0x8}, @L2TP_ATTR_UDP_ZERO_CSUM6_TX={0x5}]}, 0x60}, 0x1, 0x0, 0x0, 0x48804}, 0x10000) 10:49:42 executing program 5: getitimer(0x1, &(0x7f0000000000)) r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) [ 523.188588] FAULT_INJECTION: forcing a failure. [ 523.188588] name failslab, interval 1, probability 0, space 0, times 0 [ 523.254113] CPU: 1 PID: 13859 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 523.262013] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 523.271370] Call Trace: [ 523.273959] dump_stack+0x1b2/0x281 [ 523.277589] should_fail.cold+0x10a/0x149 [ 523.281743] should_failslab+0xd6/0x130 [ 523.285724] kmem_cache_alloc_trace+0x29a/0x3d0 [ 523.290397] ? kobj_ns_drop+0x80/0x80 [ 523.294196] call_usermodehelper_setup+0x73/0x2e0 [ 523.299035] kobject_uevent_env+0xc21/0xf30 [ 523.303365] lo_ioctl+0x11a6/0x1cd0 [ 523.306992] ? loop_set_status64+0xe0/0xe0 [ 523.311230] blkdev_ioctl+0x540/0x1830 [ 523.315114] ? blkpg_ioctl+0x8d0/0x8d0 [ 523.318998] ? trace_hardirqs_on+0x10/0x10 [ 523.323233] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 523.328324] ? debug_check_no_obj_freed+0x2c0/0x680 [ 523.333331] block_ioctl+0xd9/0x120 [ 523.336954] ? blkdev_fallocate+0x3a0/0x3a0 [ 523.341274] do_vfs_ioctl+0x75a/0xff0 [ 523.345075] ? lock_acquire+0x170/0x3f0 [ 523.349046] ? ioctl_preallocate+0x1a0/0x1a0 [ 523.353456] ? __fget+0x265/0x3e0 [ 523.356907] ? do_vfs_ioctl+0xff0/0xff0 [ 523.358818] FAULT_INJECTION: forcing a failure. [ 523.358818] name failslab, interval 1, probability 0, space 0, times 0 [ 523.360874] ? security_file_ioctl+0x83/0xb0 [ 523.360886] SyS_ioctl+0x7f/0xb0 [ 523.360899] ? do_vfs_ioctl+0xff0/0xff0 [ 523.383764] do_syscall_64+0x1d5/0x640 [ 523.387649] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 523.392826] RIP: 0033:0x7fbee387e037 [ 523.396521] RSP: 002b:00007fbee21f2f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 523.404217] RAX: ffffffffffffffda RBX: 00007fbee38c7a20 RCX: 00007fbee387e037 [ 523.411467] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 523.418712] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fbee21f31d0 [ 523.425962] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 523.433212] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 [ 523.440562] CPU: 0 PID: 13874 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 523.448441] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 523.457783] Call Trace: [ 523.460366] dump_stack+0x1b2/0x281 [ 523.463998] should_fail.cold+0x10a/0x149 [ 523.468146] should_failslab+0xd6/0x130 [ 523.472117] __kmalloc_track_caller+0x2bc/0x400 [ 523.476780] ? strndup_user+0x5b/0xf0 [ 523.480578] memdup_user+0x22/0xa0 [ 523.481352] ISOFS: Unable to identify CD-ROM format. [ 523.484111] strndup_user+0x5b/0xf0 [ 523.484123] ? copy_mnt_ns+0xa30/0xa30 [ 523.484133] SyS_mount+0x68/0x120 [ 523.484140] ? copy_mnt_ns+0xa30/0xa30 10:49:42 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40012163, 0x0, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$L2TP_CMD_TUNNEL_MODIFY(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x60, r2, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@L2TP_ATTR_CONN_ID={0x8, 0x9, 0x4}, @L2TP_ATTR_UDP_CSUM={0x5}, @L2TP_ATTR_PROTO_VERSION={0x5, 0x7, 0x2}, @L2TP_ATTR_MRU={0x6, 0x1d, 0x246}, @L2TP_ATTR_IP6_DADDR={0x14, 0x20, @rand_addr=' \x01\x00'}, @L2TP_ATTR_IP_DADDR={0x8, 0x19, @private=0xa010100}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0x8}, @L2TP_ATTR_UDP_ZERO_CSUM6_TX={0x5}]}, 0x60}, 0x1, 0x0, 0x0, 0x48804}, 0x10000) socket$l2tp6(0xa, 0x2, 0x73) (async) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40012163, 0x0, 0x0) (async) pipe(&(0x7f0000000100)) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000040), 0xffffffffffffffff) (async) sendmsg$L2TP_CMD_TUNNEL_MODIFY(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x60, r2, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@L2TP_ATTR_CONN_ID={0x8, 0x9, 0x4}, @L2TP_ATTR_UDP_CSUM={0x5}, @L2TP_ATTR_PROTO_VERSION={0x5, 0x7, 0x2}, @L2TP_ATTR_MRU={0x6, 0x1d, 0x246}, @L2TP_ATTR_IP6_DADDR={0x14, 0x20, @rand_addr=' \x01\x00'}, @L2TP_ATTR_IP_DADDR={0x8, 0x19, @private=0xa010100}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0x8}, @L2TP_ATTR_UDP_ZERO_CSUM6_TX={0x5}]}, 0x60}, 0x1, 0x0, 0x0, 0x48804}, 0x10000) (async) 10:49:42 executing program 5: getitimer(0x1, &(0x7f0000000000)) r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) [ 523.484152] do_syscall_64+0x1d5/0x640 [ 523.507899] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 523.513080] RIP: 0033:0x7fecb8f3d7aa [ 523.516784] RSP: 002b:00007fecb78b0f88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 523.524487] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fecb8f3d7aa [ 523.531747] RDX: 0000000020000040 RSI: 0000000020000080 RDI: 00007fecb78b0fe0 [ 523.539014] RBP: 00007fecb78b1020 R08: 00007fecb78b1020 R09: 0000000020000040 [ 523.546278] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000040 10:49:42 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 35) 10:49:42 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) bind$l2tp6(0xffffffffffffffff, &(0x7f0000000000)={0xa, 0x0, 0x3ff, @mcast2, 0x2, 0x2}, 0x20) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) socket$nl_route(0x10, 0x3, 0x0) (async) bind$l2tp6(0xffffffffffffffff, &(0x7f0000000000)={0xa, 0x0, 0x3ff, @mcast2, 0x2, 0x2}, 0x20) (async) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) 10:49:42 executing program 2: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_init_net_socket$netrom(0x6, 0x5, 0x0) openat$apparmor_thread_current(0xffffffffffffff9c, &(0x7f0000000300), 0x2, 0x0) ioctl$IOCTL_VMCI_GET_CONTEXT_ID(r0, 0x7b3, &(0x7f00000002c0)) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f0000000280)={0x5c, 0x0, &(0x7f00000001c0)=[@reply_sg={0x40486312, {0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x60, 0x18, &(0x7f0000000100)={@ptr={0x70742a85, 0x0, &(0x7f0000000000)=""/218, 0xda, 0x2, 0x2d}, @fda={0x66646185, 0x0, 0x2, 0x13}, @flat=@handle={0x73682a85, 0x1, 0x57}}, &(0x7f0000000180)={0x0, 0x28, 0x48}}}, @increfs={0x40046304, 0x3}, @release={0x40046306, 0x1}], 0x20, 0x0, &(0x7f0000000240)="dbc7ce6346525dd5100a6d141949f9c9505d4d4bd2aabd4b97f952675366e3a3"}) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) 10:49:42 executing program 5: getitimer(0x1, &(0x7f0000000000)) socket$nl_route(0x10, 0x3, 0x0) 10:49:42 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40012163, 0x0, 0x0) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$L2TP_CMD_TUNNEL_MODIFY(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x60, r2, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@L2TP_ATTR_CONN_ID={0x8, 0x9, 0x4}, @L2TP_ATTR_UDP_CSUM={0x5}, @L2TP_ATTR_PROTO_VERSION={0x5, 0x7, 0x2}, @L2TP_ATTR_MRU={0x6, 0x1d, 0x246}, @L2TP_ATTR_IP6_DADDR={0x14, 0x20, @rand_addr=' \x01\x00'}, @L2TP_ATTR_IP_DADDR={0x8, 0x19, @private=0xa010100}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0x8}, @L2TP_ATTR_UDP_ZERO_CSUM6_TX={0x5}]}, 0x60}, 0x1, 0x0, 0x0, 0x48804}, 0x10000) [ 523.553539] R13: 0000000020000080 R14: 00007fecb78b0fe0 R15: 00000000200005c0 10:49:42 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 47) 10:49:42 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) bind$l2tp6(0xffffffffffffffff, &(0x7f0000000000)={0xa, 0x0, 0x3ff, @mcast2, 0x2, 0x2}, 0x20) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) socket$nl_route(0x10, 0x3, 0x0) (async) bind$l2tp6(0xffffffffffffffff, &(0x7f0000000000)={0xa, 0x0, 0x3ff, @mcast2, 0x2, 0x2}, 0x20) (async) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) 10:49:42 executing program 2: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_init_net_socket$netrom(0x6, 0x5, 0x0) (async, rerun: 64) openat$apparmor_thread_current(0xffffffffffffff9c, &(0x7f0000000300), 0x2, 0x0) (async, rerun: 64) ioctl$IOCTL_VMCI_GET_CONTEXT_ID(r0, 0x7b3, &(0x7f00000002c0)) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f0000000280)={0x5c, 0x0, &(0x7f00000001c0)=[@reply_sg={0x40486312, {0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x60, 0x18, &(0x7f0000000100)={@ptr={0x70742a85, 0x0, &(0x7f0000000000)=""/218, 0xda, 0x2, 0x2d}, @fda={0x66646185, 0x0, 0x2, 0x13}, @flat=@handle={0x73682a85, 0x1, 0x57}}, &(0x7f0000000180)={0x0, 0x28, 0x48}}}, @increfs={0x40046304, 0x3}, @release={0x40046306, 0x1}], 0x20, 0x0, &(0x7f0000000240)="dbc7ce6346525dd5100a6d141949f9c9505d4d4bd2aabd4b97f952675366e3a3"}) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) 10:49:42 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000), 0x2000, 0x0) socket$l2tp(0x2, 0x2, 0x73) sendmsg$L2TP_CMD_SESSION_DELETE(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x40, 0x0, 0x300, 0x70bd2b, 0x25dfdbfe, {}, [@L2TP_ATTR_IP_DADDR={0x8, 0x19, @broadcast}, @L2TP_ATTR_MRU={0x6, 0x1d, 0x9}, @L2TP_ATTR_PEER_SESSION_ID={0x8, 0xc, 0x4}, @L2TP_ATTR_UDP_DPORT={0x6, 0x1b, 0x4e24}, @L2TP_ATTR_PEER_COOKIE={0xc, 0x10, 0x6}]}, 0x40}, 0x1, 0x0, 0x0, 0x40440c0}, 0x800) recvfrom$l2tp6(r0, 0x0, 0x0, 0x20, 0x0, 0x0) 10:49:42 executing program 5: getitimer(0x1, &(0x7f0000000000)) [ 523.664501] FAULT_INJECTION: forcing a failure. [ 523.664501] name failslab, interval 1, probability 0, space 0, times 0 [ 523.704061] CPU: 0 PID: 13911 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 523.711963] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 523.716986] FAULT_INJECTION: forcing a failure. [ 523.716986] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 523.721312] Call Trace: [ 523.735678] dump_stack+0x1b2/0x281 [ 523.739292] should_fail.cold+0x10a/0x149 [ 523.743424] should_failslab+0xd6/0x130 [ 523.747380] kmem_cache_alloc_trace+0x29a/0x3d0 [ 523.752028] ? kobj_ns_drop+0x80/0x80 [ 523.755852] call_usermodehelper_setup+0x73/0x2e0 [ 523.760677] kobject_uevent_env+0xc21/0xf30 [ 523.764997] lo_ioctl+0x11a6/0x1cd0 [ 523.768611] ? loop_set_status64+0xe0/0xe0 [ 523.772826] blkdev_ioctl+0x540/0x1830 [ 523.776692] ? blkpg_ioctl+0x8d0/0x8d0 [ 523.780558] ? trace_hardirqs_on+0x10/0x10 [ 523.784774] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 523.789857] ? debug_check_no_obj_freed+0x2c0/0x680 [ 523.794853] block_ioctl+0xd9/0x120 [ 523.798459] ? blkdev_fallocate+0x3a0/0x3a0 [ 523.802764] do_vfs_ioctl+0x75a/0xff0 [ 523.806546] ? lock_acquire+0x170/0x3f0 [ 523.810500] ? ioctl_preallocate+0x1a0/0x1a0 [ 523.814890] ? __fget+0x265/0x3e0 [ 523.818324] ? do_vfs_ioctl+0xff0/0xff0 [ 523.822289] ? security_file_ioctl+0x83/0xb0 [ 523.826680] SyS_ioctl+0x7f/0xb0 [ 523.830040] ? do_vfs_ioctl+0xff0/0xff0 [ 523.833995] do_syscall_64+0x1d5/0x640 [ 523.837863] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 523.843032] RIP: 0033:0x7fbee387e037 [ 523.846721] RSP: 002b:00007fbee21f2f28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 523.854500] RAX: ffffffffffffffda RBX: 00007fbee38c7a20 RCX: 00007fbee387e037 [ 523.861748] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 523.869004] RBP: 0000000000000005 R08: 0000000000000000 R09: 00007fbee21f31d0 [ 523.876253] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 523.883501] R13: 0000000000000004 R14: 0000000020000500 R15: 0000000000000000 [ 523.890778] CPU: 1 PID: 13922 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 523.898663] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 523.908016] Call Trace: [ 523.910621] dump_stack+0x1b2/0x281 [ 523.914252] should_fail.cold+0x10a/0x149 [ 523.918400] __alloc_pages_nodemask+0x22c/0x2720 [ 523.923153] ? __save_stack_trace+0x63/0x160 [ 523.927564] ? is_bpf_text_address+0x91/0x150 [ 523.932059] ? __lock_acquire+0x5fc/0x3f20 [ 523.936297] ? cmp_ex_sort+0xb0/0xb0 [ 523.940014] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 523.941609] ISOFS: Unable to identify CD-ROM format. [ 523.944850] ? search_extable+0x6f/0x80 [ 523.944862] ? trim_init_extable+0x280/0x280 [ 523.944871] ? __kernel_text_address+0x9/0x30 [ 523.944880] ? copy_mount_options+0x194/0x2f0 [ 523.944892] ? fixup_exception+0x93/0xd0 [ 523.944905] ? no_context+0x9c/0x7c0 [ 523.975148] ? force_sig_info_fault.constprop.0+0x260/0x260 [ 523.980861] ? bad_area_access_error+0x1f8/0x3e0 [ 523.985619] cache_grow_begin+0x91/0x700 [ 523.989667] ? fs_reclaim_release+0xd0/0x110 [ 523.994064] ? check_preemption_disabled+0x35/0x240 [ 523.999080] cache_alloc_refill+0x273/0x350 [ 524.003396] kmem_cache_alloc+0x333/0x3c0 [ 524.007533] getname_flags+0xc8/0x550 [ 524.011332] ? __do_page_fault+0x159/0xad0 [ 524.015551] user_path_at_empty+0x2a/0x50 [ 524.019692] do_mount+0x118/0x2a30 [ 524.023217] ? __do_page_fault+0x159/0xad0 [ 524.027550] ? retint_kernel+0x2d/0x2d [ 524.031431] ? copy_mount_string+0x40/0x40 [ 524.035732] ? memset+0x20/0x40 [ 524.039004] ? copy_mount_options+0x1fa/0x2f0 [ 524.043496] ? copy_mnt_ns+0xa30/0xa30 [ 524.047373] SyS_mount+0xa8/0x120 [ 524.050811] ? copy_mnt_ns+0xa30/0xa30 [ 524.054687] do_syscall_64+0x1d5/0x640 [ 524.058560] entry_SYSCALL_64_after_hwframe+0x46/0xbb 10:49:43 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) read$snapshot(0xffffffffffffffff, &(0x7f0000002140)=""/4102, 0x1006) openat$cuse(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) 10:49:43 executing program 2: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_init_net_socket$netrom(0x6, 0x5, 0x0) openat$apparmor_thread_current(0xffffffffffffff9c, &(0x7f0000000300), 0x2, 0x0) ioctl$IOCTL_VMCI_GET_CONTEXT_ID(r0, 0x7b3, &(0x7f00000002c0)) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f0000000280)={0x5c, 0x0, &(0x7f00000001c0)=[@reply_sg={0x40486312, {0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x60, 0x18, &(0x7f0000000100)={@ptr={0x70742a85, 0x0, &(0x7f0000000000)=""/218, 0xda, 0x2, 0x2d}, @fda={0x66646185, 0x0, 0x2, 0x13}, @flat=@handle={0x73682a85, 0x1, 0x57}}, &(0x7f0000000180)={0x0, 0x28, 0x48}}}, @increfs={0x40046304, 0x3}, @release={0x40046306, 0x1}], 0x20, 0x0, &(0x7f0000000240)="dbc7ce6346525dd5100a6d141949f9c9505d4d4bd2aabd4b97f952675366e3a3"}) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) pipe(&(0x7f0000000100)) (async) syz_init_net_socket$netrom(0x6, 0x5, 0x0) (async) openat$apparmor_thread_current(0xffffffffffffff9c, &(0x7f0000000300), 0x2, 0x0) (async) ioctl$IOCTL_VMCI_GET_CONTEXT_ID(r0, 0x7b3, &(0x7f00000002c0)) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) (async) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f0000000280)={0x5c, 0x0, &(0x7f00000001c0)=[@reply_sg={0x40486312, {0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x60, 0x18, &(0x7f0000000100)={@ptr={0x70742a85, 0x0, &(0x7f0000000000)=""/218, 0xda, 0x2, 0x2d}, @fda={0x66646185, 0x0, 0x2, 0x13}, @flat=@handle={0x73682a85, 0x1, 0x57}}, &(0x7f0000000180)={0x0, 0x28, 0x48}}}, @increfs={0x40046304, 0x3}, @release={0x40046306, 0x1}], 0x20, 0x0, &(0x7f0000000240)="dbc7ce6346525dd5100a6d141949f9c9505d4d4bd2aabd4b97f952675366e3a3"}) (async) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) (async) [ 524.063748] RIP: 0033:0x7fecb8f3d7aa [ 524.067523] RSP: 002b:00007fecb78b0f88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 524.075215] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fecb8f3d7aa [ 524.082463] RDX: 0000000020000040 RSI: 0000000020000080 RDI: 00007fecb78b0fe0 [ 524.089712] RBP: 00007fecb78b1020 R08: 00007fecb78b1020 R09: 0000000020000040 [ 524.096969] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000040 [ 524.104215] R13: 0000000020000080 R14: 00007fecb78b0fe0 R15: 00000000200005c0 10:49:43 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 36) 10:49:43 executing program 5: getitimer(0x0, &(0x7f0000000000)) 10:49:43 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) read$snapshot(0xffffffffffffffff, &(0x7f0000002140)=""/4102, 0x1006) openat$cuse(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) socket$nl_route(0x10, 0x3, 0x0) (async) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) read$snapshot(0xffffffffffffffff, &(0x7f0000002140)=""/4102, 0x1006) (async) openat$cuse(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) (async) 10:49:43 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB="02002cbd700025306738ea741ca4"], 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x44090) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) r3 = socket$netlink(0x10, 0x3, 0x7) sendmsg$L2TP_CMD_TUNNEL_GET(r3, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x24, r2, 0x20, 0x70bd26, 0x25dfdbfd, {}, [@L2TP_ATTR_UDP_ZERO_CSUM6_TX={0x5, 0x21, 0xff}, @L2TP_ATTR_UDP_ZERO_CSUM6_RX={0x5}]}, 0x24}, 0x1, 0x0, 0x0, 0x8040}, 0x1) r4 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000200), 0x2200, 0x0) connect$vsock_dgram(r0, &(0x7f0000000380)={0x28, 0x0, 0x2710}, 0x10) sendmsg$L2TP_CMD_TUNNEL_CREATE(r4, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x58, r2, 0x20, 0x70bd2d, 0x25dfdbfd, {}, [@L2TP_ATTR_FD={0x8, 0x17, @l2tp=r0}, @L2TP_ATTR_DATA_SEQ={0x5, 0x4, 0x40}, @L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x4}, @L2TP_ATTR_L2SPEC_TYPE={0x5, 0x5, 0x1}, @L2TP_ATTR_IP6_SADDR={0x14, 0x1f, @remote}, @L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x3}, @L2TP_ATTR_PEER_SESSION_ID={0x8, 0xc, 0x1}]}, 0x58}, 0x1, 0x0, 0x0, 0x40000}, 0x4000) 10:49:43 executing program 5: getitimer(0x0, &(0x7f0000000000)) [ 524.221432] ISOFS: Unable to identify CD-ROM format. [ 524.228033] FAULT_INJECTION: forcing a failure. [ 524.228033] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 524.239837] CPU: 0 PID: 13956 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 524.247710] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 524.257057] Call Trace: [ 524.259650] dump_stack+0x1b2/0x281 [ 524.263281] should_fail.cold+0x10a/0x149 [ 524.267430] __alloc_pages_nodemask+0x22c/0x2720 [ 524.272182] ? kobject_uevent_env+0x274/0xf30 [ 524.276688] ? __lock_acquire+0x5fc/0x3f20 [ 524.280924] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 524.285772] ? blkdev_ioctl+0xf4/0x1830 [ 524.289743] ? blkpg_ioctl+0x8d0/0x8d0 [ 524.293632] ? trace_hardirqs_on+0x10/0x10 [ 524.297869] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 524.302971] cache_grow_begin+0x91/0x700 [ 524.307055] ? fs_reclaim_release+0xd0/0x110 [ 524.311446] ? check_preemption_disabled+0x35/0x240 [ 524.316449] cache_alloc_refill+0x273/0x350 [ 524.320754] kmem_cache_alloc+0x333/0x3c0 [ 524.324885] getname_flags+0xc8/0x550 [ 524.328668] SyS_mkdirat+0x83/0x270 [ 524.332277] ? SyS_mknod+0x30/0x30 [ 524.335798] ? fput_many+0xe/0x140 [ 524.339318] ? do_syscall_64+0x4c/0x640 [ 524.343269] ? SyS_mknod+0x30/0x30 [ 524.346790] do_syscall_64+0x1d5/0x640 [ 524.350660] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 524.355826] RIP: 0033:0x7fbee387d387 [ 524.359515] RSP: 002b:00007fbee21f2f88 EFLAGS: 00000213 ORIG_RAX: 0000000000000102 10:49:43 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 48) 10:49:43 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) (async) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB="02002cbd700025306738ea741ca4"], 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x44090) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) r3 = socket$netlink(0x10, 0x3, 0x7) sendmsg$L2TP_CMD_TUNNEL_GET(r3, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x24, r2, 0x20, 0x70bd26, 0x25dfdbfd, {}, [@L2TP_ATTR_UDP_ZERO_CSUM6_TX={0x5, 0x21, 0xff}, @L2TP_ATTR_UDP_ZERO_CSUM6_RX={0x5}]}, 0x24}, 0x1, 0x0, 0x0, 0x8040}, 0x1) r4 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000200), 0x2200, 0x0) connect$vsock_dgram(r0, &(0x7f0000000380)={0x28, 0x0, 0x2710}, 0x10) (async) sendmsg$L2TP_CMD_TUNNEL_CREATE(r4, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x58, r2, 0x20, 0x70bd2d, 0x25dfdbfd, {}, [@L2TP_ATTR_FD={0x8, 0x17, @l2tp=r0}, @L2TP_ATTR_DATA_SEQ={0x5, 0x4, 0x40}, @L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x4}, @L2TP_ATTR_L2SPEC_TYPE={0x5, 0x5, 0x1}, @L2TP_ATTR_IP6_SADDR={0x14, 0x1f, @remote}, @L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x3}, @L2TP_ATTR_PEER_SESSION_ID={0x8, 0xc, 0x1}]}, 0x58}, 0x1, 0x0, 0x0, 0x40000}, 0x4000) 10:49:43 executing program 5: getitimer(0x0, &(0x7f0000000000)) [ 524.367203] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fbee387d387 [ 524.374469] RDX: 00000000000001ff RSI: 0000000020000080 RDI: 00000000ffffff9c [ 524.381716] RBP: 00007fbee21f31d0 R08: 0000000000000000 R09: 00007fbee21f31d0 [ 524.388965] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000040 [ 524.396216] R13: 0000000020000080 R14: 00007fbee21f2fe0 R15: 00000000200005c0 [ 524.526045] ISOFS: Unable to identify CD-ROM format. [ 524.593098] FAULT_INJECTION: forcing a failure. [ 524.593098] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 524.604921] CPU: 0 PID: 13983 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 524.612802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 524.622163] Call Trace: [ 524.624752] dump_stack+0x1b2/0x281 [ 524.628386] should_fail.cold+0x10a/0x149 [ 524.632535] __alloc_pages_nodemask+0x22c/0x2720 [ 524.637300] ? __lock_acquire+0x5fc/0x3f20 [ 524.641544] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 524.646385] ? trace_hardirqs_on+0x10/0x10 [ 524.650620] ? trace_hardirqs_on+0x10/0x10 [ 524.654862] ? reacquire_held_locks+0xb5/0x3f0 [ 524.659440] ? cache_alloc_refill+0x1da/0x350 [ 524.663939] cache_grow_begin+0x91/0x700 [ 524.667987] ? fs_reclaim_release+0xd0/0x110 [ 524.672377] ? check_preemption_disabled+0x35/0x240 [ 524.677372] cache_alloc_refill+0x273/0x350 [ 524.681685] kmem_cache_alloc_trace+0x340/0x3d0 [ 524.686342] ? copy_mnt_ns+0xa30/0xa30 [ 524.690220] copy_mount_options+0x59/0x2f0 [ 524.694440] ? copy_mnt_ns+0xa30/0xa30 [ 524.698302] SyS_mount+0x84/0x120 [ 524.701740] ? copy_mnt_ns+0xa30/0xa30 [ 524.705613] do_syscall_64+0x1d5/0x640 [ 524.709485] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 524.714652] RIP: 0033:0x7fecb8f3d7aa [ 524.718340] RSP: 002b:00007fecb78b0f88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 524.726030] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fecb8f3d7aa [ 524.733282] RDX: 0000000020000040 RSI: 0000000020000080 RDI: 00007fecb78b0fe0 [ 524.740534] RBP: 00007fecb78b1020 R08: 00007fecb78b1020 R09: 0000000020000040 [ 524.747790] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000040 [ 524.755037] R13: 0000000020000080 R14: 00007fecb78b0fe0 R15: 00000000200005c0 [ 524.803528] ISOFS: Unable to identify CD-ROM format. 10:49:44 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) (async) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000), 0x2000, 0x0) socket$l2tp(0x2, 0x2, 0x73) (async) sendmsg$L2TP_CMD_SESSION_DELETE(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x40, 0x0, 0x300, 0x70bd2b, 0x25dfdbfe, {}, [@L2TP_ATTR_IP_DADDR={0x8, 0x19, @broadcast}, @L2TP_ATTR_MRU={0x6, 0x1d, 0x9}, @L2TP_ATTR_PEER_SESSION_ID={0x8, 0xc, 0x4}, @L2TP_ATTR_UDP_DPORT={0x6, 0x1b, 0x4e24}, @L2TP_ATTR_PEER_COOKIE={0xc, 0x10, 0x6}]}, 0x40}, 0x1, 0x0, 0x0, 0x40440c0}, 0x800) (async) recvfrom$l2tp6(r0, 0x0, 0x0, 0x20, 0x0, 0x0) 10:49:44 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) read$snapshot(0xffffffffffffffff, &(0x7f0000002140)=""/4102, 0x1006) (async) openat$cuse(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) 10:49:44 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB="02002cbd700025306738ea741ca4"], 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x44090) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) r3 = socket$netlink(0x10, 0x3, 0x7) sendmsg$L2TP_CMD_TUNNEL_GET(r3, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x24, r2, 0x20, 0x70bd26, 0x25dfdbfd, {}, [@L2TP_ATTR_UDP_ZERO_CSUM6_TX={0x5, 0x21, 0xff}, @L2TP_ATTR_UDP_ZERO_CSUM6_RX={0x5}]}, 0x24}, 0x1, 0x0, 0x0, 0x8040}, 0x1) (async) r4 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000200), 0x2200, 0x0) connect$vsock_dgram(r0, &(0x7f0000000380)={0x28, 0x0, 0x2710}, 0x10) (async) sendmsg$L2TP_CMD_TUNNEL_CREATE(r4, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x58, r2, 0x20, 0x70bd2d, 0x25dfdbfd, {}, [@L2TP_ATTR_FD={0x8, 0x17, @l2tp=r0}, @L2TP_ATTR_DATA_SEQ={0x5, 0x4, 0x40}, @L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x4}, @L2TP_ATTR_L2SPEC_TYPE={0x5, 0x5, 0x1}, @L2TP_ATTR_IP6_SADDR={0x14, 0x1f, @remote}, @L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x3}, @L2TP_ATTR_PEER_SESSION_ID={0x8, 0xc, 0x1}]}, 0x58}, 0x1, 0x0, 0x0, 0x40000}, 0x4000) 10:49:44 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 37) 10:49:44 executing program 5: getitimer(0x1, 0x0) 10:49:44 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 49) 10:49:44 executing program 5: getitimer(0x1, 0x0) 10:49:44 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000), 0x2000, 0x0) socket$l2tp(0x2, 0x2, 0x73) (async) sendmsg$L2TP_CMD_SESSION_DELETE(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x40, 0x0, 0x300, 0x70bd2b, 0x25dfdbfe, {}, [@L2TP_ATTR_IP_DADDR={0x8, 0x19, @broadcast}, @L2TP_ATTR_MRU={0x6, 0x1d, 0x9}, @L2TP_ATTR_PEER_SESSION_ID={0x8, 0xc, 0x4}, @L2TP_ATTR_UDP_DPORT={0x6, 0x1b, 0x4e24}, @L2TP_ATTR_PEER_COOKIE={0xc, 0x10, 0x6}]}, 0x40}, 0x1, 0x0, 0x0, 0x40440c0}, 0x800) recvfrom$l2tp6(r0, 0x0, 0x0, 0x20, 0x0, 0x0) 10:49:44 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) statx(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0, 0x840, &(0x7f0000000040)) 10:49:44 executing program 5: getitimer(0x1, 0x0) 10:49:44 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) socketpair(0x15, 0x3, 0xffff, &(0x7f0000000080)) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x40082406, &(0x7f0000000040)='@\\{*}\x92\x00') 10:49:44 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) socketpair(0x15, 0x3, 0xffff, &(0x7f0000000080)) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x40082406, &(0x7f0000000040)='@\\{*}\x92\x00') socket$nl_route(0x10, 0x3, 0x0) (async) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) (async) socketpair(0x15, 0x3, 0xffff, &(0x7f0000000080)) (async) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x40082406, &(0x7f0000000040)='@\\{*}\x92\x00') (async) 10:49:44 executing program 5: getitimer(0x1, 0x0) 10:49:44 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) statx(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0, 0x840, &(0x7f0000000040)) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) (async) statx(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0, 0x840, &(0x7f0000000040)) (async) [ 525.037095] FAULT_INJECTION: forcing a failure. [ 525.037095] name failslab, interval 1, probability 0, space 0, times 0 [ 525.068402] FAULT_INJECTION: forcing a failure. [ 525.068402] name failslab, interval 1, probability 0, space 0, times 0 [ 525.098392] CPU: 1 PID: 14016 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 525.106297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 525.115645] Call Trace: [ 525.118228] dump_stack+0x1b2/0x281 [ 525.121854] should_fail.cold+0x10a/0x149 [ 525.126008] should_failslab+0xd6/0x130 [ 525.129975] kmem_cache_alloc+0x28e/0x3c0 [ 525.134112] alloc_vfsmnt+0x23/0x7f0 [ 525.137817] ? _raw_read_unlock+0x29/0x40 [ 525.141964] vfs_kern_mount.part.0+0x27/0x470 [ 525.146459] do_mount+0xe65/0x2a30 [ 525.150000] ? __do_page_fault+0x159/0xad0 [ 525.154230] ? retint_kernel+0x2d/0x2d [ 525.158130] ? copy_mount_string+0x40/0x40 [ 525.162370] ? memset+0x20/0x40 [ 525.165647] ? copy_mount_options+0x1fa/0x2f0 [ 525.170139] ? copy_mnt_ns+0xa30/0xa30 [ 525.174022] SyS_mount+0xa8/0x120 [ 525.177464] ? copy_mnt_ns+0xa30/0xa30 [ 525.181343] do_syscall_64+0x1d5/0x640 [ 525.185230] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 525.190412] RIP: 0033:0x7fecb8f3d7aa [ 525.194114] RSP: 002b:00007fecb78b0f88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 525.201805] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fecb8f3d7aa [ 525.209054] RDX: 0000000020000040 RSI: 0000000020000080 RDI: 00007fecb78b0fe0 [ 525.216305] RBP: 00007fecb78b1020 R08: 00007fecb78b1020 R09: 0000000020000040 [ 525.223561] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000040 [ 525.230816] R13: 0000000020000080 R14: 00007fecb78b0fe0 R15: 00000000200005c0 [ 525.238077] CPU: 0 PID: 14012 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 10:49:44 executing program 5: getitimer(0x1, 0x0) [ 525.245958] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 525.255302] Call Trace: [ 525.257884] dump_stack+0x1b2/0x281 [ 525.261513] should_fail.cold+0x10a/0x149 [ 525.265660] should_failslab+0xd6/0x130 [ 525.269634] kmem_cache_alloc+0x28e/0x3c0 [ 525.273779] getname_flags+0xc8/0x550 [ 525.277588] SyS_mkdirat+0x83/0x270 [ 525.281212] ? SyS_mknod+0x30/0x30 [ 525.284745] ? fput_many+0xe/0x140 [ 525.288278] ? do_syscall_64+0x4c/0x640 [ 525.292247] ? SyS_mknod+0x30/0x30 [ 525.295784] do_syscall_64+0x1d5/0x640 [ 525.299670] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 525.304850] RIP: 0033:0x7fbee387d387 [ 525.308551] RSP: 002b:00007fbee21f2f88 EFLAGS: 00000213 ORIG_RAX: 0000000000000102 [ 525.316253] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fbee387d387 [ 525.323516] RDX: 00000000000001ff RSI: 0000000020000080 RDI: 00000000ffffff9c [ 525.330778] RBP: 00007fbee21f31d0 R08: 0000000000000000 R09: 00007fbee21f31d0 [ 525.338034] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000040 10:49:44 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 38) 10:49:44 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 50) 10:49:44 executing program 5: getitimer(0x1, 0x0) 10:49:44 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) socketpair(0x15, 0x3, 0xffff, &(0x7f0000000080)) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x40082406, &(0x7f0000000040)='@\\{*}\x92\x00') socket$nl_route(0x10, 0x3, 0x0) (async) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) (async) socketpair(0x15, 0x3, 0xffff, &(0x7f0000000080)) (async) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x40082406, &(0x7f0000000040)='@\\{*}\x92\x00') (async) [ 525.345281] R13: 0000000020000080 R14: 00007fbee21f2fe0 R15: 00000000200005c0 [ 525.427259] FAULT_INJECTION: forcing a failure. [ 525.427259] name failslab, interval 1, probability 0, space 0, times 0 [ 525.435558] FAULT_INJECTION: forcing a failure. [ 525.435558] name failslab, interval 1, probability 0, space 0, times 0 [ 525.448448] CPU: 0 PID: 14067 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 525.457773] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 525.467115] Call Trace: [ 525.469695] dump_stack+0x1b2/0x281 [ 525.473312] should_fail.cold+0x10a/0x149 [ 525.477448] should_failslab+0xd6/0x130 [ 525.481415] __kmalloc_track_caller+0x2bc/0x400 [ 525.486068] ? kstrdup_const+0x35/0x60 [ 525.489942] ? lock_downgrade+0x740/0x740 [ 525.494078] kstrdup+0x36/0x70 [ 525.497252] kstrdup_const+0x35/0x60 [ 525.500964] alloc_vfsmnt+0xe0/0x7f0 [ 525.504660] ? _raw_read_unlock+0x29/0x40 [ 525.508789] vfs_kern_mount.part.0+0x27/0x470 [ 525.513268] do_mount+0xe65/0x2a30 [ 525.516792] ? __do_page_fault+0x159/0xad0 [ 525.521006] ? retint_kernel+0x2d/0x2d [ 525.524876] ? copy_mount_string+0x40/0x40 [ 525.529095] ? memset+0x20/0x40 [ 525.532362] ? copy_mount_options+0x1fa/0x2f0 [ 525.536858] ? copy_mnt_ns+0xa30/0xa30 [ 525.540726] SyS_mount+0xa8/0x120 [ 525.544160] ? copy_mnt_ns+0xa30/0xa30 [ 525.548028] do_syscall_64+0x1d5/0x640 [ 525.551907] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 525.557081] RIP: 0033:0x7fecb8f3d7aa [ 525.560774] RSP: 002b:00007fecb78b0f88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 525.568465] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fecb8f3d7aa [ 525.575716] RDX: 0000000020000040 RSI: 0000000020000080 RDI: 00007fecb78b0fe0 [ 525.582965] RBP: 00007fecb78b1020 R08: 00007fecb78b1020 R09: 0000000020000040 [ 525.590304] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000040 [ 525.597562] R13: 0000000020000080 R14: 00007fecb78b0fe0 R15: 00000000200005c0 [ 525.604824] CPU: 1 PID: 14066 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 525.612702] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 525.622051] Call Trace: [ 525.624638] dump_stack+0x1b2/0x281 [ 525.628267] should_fail.cold+0x10a/0x149 [ 525.632415] should_failslab+0xd6/0x130 [ 525.636391] kmem_cache_alloc+0x28e/0x3c0 [ 525.640539] ? ext4_sync_fs+0x7e0/0x7e0 [ 525.644518] ext4_alloc_inode+0x1a/0x640 [ 525.648578] ? ext4_sync_fs+0x7e0/0x7e0 [ 525.652560] alloc_inode+0x5d/0x170 [ 525.656194] new_inode+0x1d/0xf0 [ 525.659563] __ext4_new_inode+0x360/0x4eb0 [ 525.663795] ? kmem_cache_free+0x7c/0x2b0 [ 525.667951] ? putname+0xcd/0x110 [ 525.671396] ? SyS_mkdirat+0x95/0x270 [ 525.675186] ? entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 525.680528] ? ext4_free_inode+0x1460/0x1460 [ 525.684916] ? lock_downgrade+0x740/0x740 [ 525.689046] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 525.694123] ? dquot_initialize_needed+0x240/0x240 [ 525.699046] ext4_mkdir+0x2e4/0xbd0 [ 525.702654] ? ext4_init_dot_dotdot+0x5a0/0x5a0 [ 525.707387] ? security_inode_mkdir+0xca/0x100 [ 525.711949] vfs_mkdir+0x463/0x6e0 [ 525.715468] SyS_mkdirat+0x1fd/0x270 [ 525.719504] ? SyS_mknod+0x30/0x30 [ 525.723020] ? fput_many+0xe/0x140 [ 525.726533] ? do_syscall_64+0x4c/0x640 [ 525.730484] ? SyS_mknod+0x30/0x30 [ 525.733997] do_syscall_64+0x1d5/0x640 [ 525.737865] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 525.743033] RIP: 0033:0x7fbee387d387 [ 525.746783] RSP: 002b:00007fbee21f2f88 EFLAGS: 00000213 ORIG_RAX: 0000000000000102 [ 525.754467] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fbee387d387 [ 525.761713] RDX: 00000000000001ff RSI: 0000000020000080 RDI: 00000000ffffff9c [ 525.768959] RBP: 00007fbee21f31d0 R08: 0000000000000000 R09: 00007fbee21f31d0 [ 525.776207] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000040 [ 525.783457] R13: 0000000020000080 R14: 00007fbee21f2fe0 R15: 00000000200005c0 10:49:44 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$L2TP_CMD_TUNNEL_CREATE(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x30, r2, 0x200, 0x70bd2a, 0x25dfdbfb, {}, [@L2TP_ATTR_IFNAME={0x14, 0x8, 'veth0_macvtap\x00'}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0x8}]}, 0x30}, 0x1, 0x0, 0x0, 0x800}, 0x20000080) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) 10:49:44 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) statx(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0, 0x840, &(0x7f0000000040)) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) (async) statx(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0, 0x840, &(0x7f0000000040)) (async) 10:49:44 executing program 5: getitimer(0x0, 0x0) 10:49:44 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = openat$incfs(0xffffffffffffff9c, &(0x7f0000000040)='.log\x00', 0x131080, 0x80) sendmsg$nl_crypto(r1, &(0x7f0000000240)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000300)=ANY=[@ANYBLOB="e0000000150008002abd7000fddbdf256374722d636c6f77666973682d61736d0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000f2000000000000000000000000000000000000000000000000000700000000bf000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000004000000000000000000160c5cf93300"/230], 0xe0}, 0x1, 0x0, 0x0, 0x40000}, 0x24000080) setsockopt$netlink_NETLINK_CAP_ACK(0xffffffffffffffff, 0x10e, 0xa, &(0x7f0000000000)=0x6, 0x4) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) getsockname$netlink(r2, &(0x7f0000000280), &(0x7f00000002c0)=0xc) socket$nl_audit(0x10, 0x3, 0x9) 10:49:44 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 51) 10:49:44 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 39) [ 525.890358] FAULT_INJECTION: forcing a failure. [ 525.890358] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 525.902177] CPU: 0 PID: 14086 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 525.910055] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 525.919407] Call Trace: [ 525.921998] dump_stack+0x1b2/0x281 [ 525.925628] should_fail.cold+0x10a/0x149 [ 525.929786] __alloc_pages_nodemask+0x22c/0x2720 [ 525.934545] ? kobject_uevent_env+0x274/0xf30 10:49:45 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) (async) r1 = openat$incfs(0xffffffffffffff9c, &(0x7f0000000040)='.log\x00', 0x131080, 0x80) sendmsg$nl_crypto(r1, &(0x7f0000000240)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000300)=ANY=[@ANYBLOB="e0000000150008002abd7000fddbdf256374722d636c6f77666973682d61736d0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000f2000000000000000000000000000000000000000000000000000700000000bf000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000004000000000000000000160c5cf93300"/230], 0xe0}, 0x1, 0x0, 0x0, 0x40000}, 0x24000080) (async) setsockopt$netlink_NETLINK_CAP_ACK(0xffffffffffffffff, 0x10e, 0xa, &(0x7f0000000000)=0x6, 0x4) (async) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) (async) getsockname$netlink(r2, &(0x7f0000000280), &(0x7f00000002c0)=0xc) socket$nl_audit(0x10, 0x3, 0x9) 10:49:45 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$L2TP_CMD_TUNNEL_CREATE(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x30, r2, 0x200, 0x70bd2a, 0x25dfdbfb, {}, [@L2TP_ATTR_IFNAME={0x14, 0x8, 'veth0_macvtap\x00'}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0x8}]}, 0x30}, 0x1, 0x0, 0x0, 0x800}, 0x20000080) (async) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) 10:49:45 executing program 2: socketpair(0x9, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$L2TP_CMD_TUNNEL_MODIFY(r0, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x2c, 0x0, 0x300, 0x70bd29, 0x25dfdbfe, {}, [@L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x4}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x4}, @L2TP_ATTR_MRU={0x6, 0x1d, 0xb6b5}]}, 0x2c}}, 0x20000005) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) r1 = socket$rxrpc(0x21, 0x2, 0xa) setsockopt$RXRPC_SECURITY_KEYRING(r1, 0x110, 0x2, &(0x7f0000000000)='(:#\'.*]+/+-{.\x00', 0xe) [ 525.939055] ? __lock_acquire+0x5fc/0x3f20 [ 525.943295] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 525.948237] ? blkdev_ioctl+0xf4/0x1830 [ 525.952213] ? blkpg_ioctl+0x8d0/0x8d0 [ 525.956096] ? trace_hardirqs_on+0x10/0x10 [ 525.960333] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 525.965348] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 525.970105] cache_grow_begin+0x91/0x700 [ 525.974164] ? fs_reclaim_release+0xd0/0x110 [ 525.978568] ? check_preemption_disabled+0x35/0x240 [ 525.983584] cache_alloc_refill+0x273/0x350 10:49:45 executing program 2: socketpair(0x9, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$L2TP_CMD_TUNNEL_MODIFY(r0, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x2c, 0x0, 0x300, 0x70bd29, 0x25dfdbfe, {}, [@L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x4}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x4}, @L2TP_ATTR_MRU={0x6, 0x1d, 0xb6b5}]}, 0x2c}}, 0x20000005) (async) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) (async) r1 = socket$rxrpc(0x21, 0x2, 0xa) setsockopt$RXRPC_SECURITY_KEYRING(r1, 0x110, 0x2, &(0x7f0000000000)='(:#\'.*]+/+-{.\x00', 0xe) 10:49:45 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$L2TP_CMD_TUNNEL_CREATE(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x30, r2, 0x200, 0x70bd2a, 0x25dfdbfb, {}, [@L2TP_ATTR_IFNAME={0x14, 0x8, 'veth0_macvtap\x00'}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0x8}]}, 0x30}, 0x1, 0x0, 0x0, 0x800}, 0x20000080) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) [ 525.987908] kmem_cache_alloc+0x333/0x3c0 [ 525.992060] getname_flags+0xc8/0x550 [ 525.995887] SyS_mkdirat+0x83/0x270 [ 525.999516] ? SyS_mknod+0x30/0x30 [ 526.003082] ? fput_many+0xe/0x140 [ 526.006618] ? do_syscall_64+0x4c/0x640 [ 526.010585] ? SyS_mknod+0x30/0x30 [ 526.014123] do_syscall_64+0x1d5/0x640 [ 526.018013] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 526.023203] RIP: 0033:0x7fbee387d387 [ 526.026915] RSP: 002b:00007fbee21f2f88 EFLAGS: 00000213 ORIG_RAX: 0000000000000102 10:49:45 executing program 5: socketpair(0x9, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$L2TP_CMD_TUNNEL_MODIFY(r0, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x2c, 0x0, 0x300, 0x70bd29, 0x25dfdbfe, {}, [@L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x4}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x4}, @L2TP_ATTR_MRU={0x6, 0x1d, 0xb6b5}]}, 0x2c}}, 0x20000005) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) r1 = socket$rxrpc(0x21, 0x2, 0xa) setsockopt$RXRPC_SECURITY_KEYRING(r1, 0x110, 0x2, &(0x7f0000000000)='(:#\'.*]+/+-{.\x00', 0xe) 10:49:45 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = openat$incfs(0xffffffffffffff9c, &(0x7f0000000040)='.log\x00', 0x131080, 0x80) sendmsg$nl_crypto(r1, &(0x7f0000000240)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000300)=ANY=[@ANYBLOB="e0000000150008002abd7000fddbdf256374722d636c6f77666973682d61736d0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000f2000000000000000000000000000000000000000000000000000700000000bf000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000004000000000000000000160c5cf93300"/230], 0xe0}, 0x1, 0x0, 0x0, 0x40000}, 0x24000080) setsockopt$netlink_NETLINK_CAP_ACK(0xffffffffffffffff, 0x10e, 0xa, &(0x7f0000000000)=0x6, 0x4) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) getsockname$netlink(r2, &(0x7f0000000280), &(0x7f00000002c0)=0xc) socket$nl_audit(0x10, 0x3, 0x9) socket$nl_route(0x10, 0x3, 0x0) (async) openat$incfs(0xffffffffffffff9c, &(0x7f0000000040)='.log\x00', 0x131080, 0x80) (async) sendmsg$nl_crypto(r1, &(0x7f0000000240)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000300)=ANY=[@ANYBLOB="e0000000150008002abd7000fddbdf256374722d636c6f77666973682d61736d0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000f2000000000000000000000000000000000000000000000000000700000000bf000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000004000000000000000000160c5cf93300"/230], 0xe0}, 0x1, 0x0, 0x0, 0x40000}, 0x24000080) (async) setsockopt$netlink_NETLINK_CAP_ACK(0xffffffffffffffff, 0x10e, 0xa, &(0x7f0000000000)=0x6, 0x4) (async) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) pipe(&(0x7f0000000100)) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) (async) getsockname$netlink(r2, &(0x7f0000000280), &(0x7f00000002c0)=0xc) (async) socket$nl_audit(0x10, 0x3, 0x9) (async) [ 526.034656] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fbee387d387 [ 526.041924] RDX: 00000000000001ff RSI: 0000000020000080 RDI: 00000000ffffff9c [ 526.049190] RBP: 00007fbee21f31d0 R08: 0000000000000000 R09: 00007fbee21f31d0 [ 526.056456] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000040 [ 526.063762] R13: 0000000020000080 R14: 00007fbee21f2fe0 R15: 00000000200005c0 [ 526.075496] FAULT_INJECTION: forcing a failure. [ 526.075496] name fail_page_alloc, interval 1, probability 0, space 0, times 0 10:49:45 executing program 5: socketpair(0x9, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$L2TP_CMD_TUNNEL_MODIFY(r0, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x2c, 0x0, 0x300, 0x70bd29, 0x25dfdbfe, {}, [@L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x4}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x4}, @L2TP_ATTR_MRU={0x6, 0x1d, 0xb6b5}]}, 0x2c}}, 0x20000005) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) r1 = socket$rxrpc(0x21, 0x2, 0xa) setsockopt$RXRPC_SECURITY_KEYRING(r1, 0x110, 0x2, &(0x7f0000000000)='(:#\'.*]+/+-{.\x00', 0xe) 10:49:45 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x19, 0x40010123, 0x0, 0x0) 10:49:45 executing program 2: socketpair(0x9, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$L2TP_CMD_TUNNEL_MODIFY(r0, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x2c, 0x0, 0x300, 0x70bd29, 0x25dfdbfe, {}, [@L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x4}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x4}, @L2TP_ATTR_MRU={0x6, 0x1d, 0xb6b5}]}, 0x2c}}, 0x20000005) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) r1 = socket$rxrpc(0x21, 0x2, 0xa) setsockopt$RXRPC_SECURITY_KEYRING(r1, 0x110, 0x2, &(0x7f0000000000)='(:#\'.*]+/+-{.\x00', 0xe) socketpair(0x9, 0x1, 0x0, &(0x7f0000000040)) (async) sendmsg$L2TP_CMD_TUNNEL_MODIFY(r0, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x2c, 0x0, 0x300, 0x70bd29, 0x25dfdbfe, {}, [@L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x4}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x4}, @L2TP_ATTR_MRU={0x6, 0x1d, 0xb6b5}]}, 0x2c}}, 0x20000005) (async) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) (async) socket$rxrpc(0x21, 0x2, 0xa) (async) setsockopt$RXRPC_SECURITY_KEYRING(r1, 0x110, 0x2, &(0x7f0000000000)='(:#\'.*]+/+-{.\x00', 0xe) (async) [ 526.107746] ISOFS: Unable to identify CD-ROM format. [ 526.172901] CPU: 0 PID: 14096 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 526.180796] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 526.190152] Call Trace: [ 526.192778] dump_stack+0x1b2/0x281 [ 526.196402] should_fail.cold+0x10a/0x149 [ 526.200729] __alloc_pages_nodemask+0x22c/0x2720 [ 526.205492] ? trace_hardirqs_on+0x10/0x10 [ 526.209729] ? pcpu_alloc+0xbe0/0xf50 [ 526.213534] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 526.218385] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 526.223838] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 526.228857] alloc_pages_current+0x155/0x260 [ 526.233260] ? __lockdep_init_map+0x100/0x560 [ 526.237752] get_zeroed_page+0x19/0x50 [ 526.241635] mount_fs+0x1c7/0x2a0 [ 526.245087] vfs_kern_mount.part.0+0x5b/0x470 [ 526.249582] do_mount+0xe65/0x2a30 [ 526.253124] ? __do_page_fault+0x159/0xad0 [ 526.257350] ? retint_kernel+0x2d/0x2d [ 526.261243] ? copy_mount_string+0x40/0x40 [ 526.265485] ? memset+0x20/0x40 [ 526.268760] ? copy_mount_options+0x1fa/0x2f0 [ 526.273252] ? copy_mnt_ns+0xa30/0xa30 [ 526.277138] SyS_mount+0xa8/0x120 [ 526.280587] ? copy_mnt_ns+0xa30/0xa30 [ 526.284473] do_syscall_64+0x1d5/0x640 [ 526.288371] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 526.293550] RIP: 0033:0x7fecb8f3d7aa [ 526.297248] RSP: 002b:00007fecb78b0f88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 526.304948] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fecb8f3d7aa [ 526.312207] RDX: 0000000020000040 RSI: 0000000020000080 RDI: 00007fecb78b0fe0 [ 526.319455] RBP: 00007fecb78b1020 R08: 00007fecb78b1020 R09: 0000000020000040 [ 526.326700] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000040 [ 526.333944] R13: 0000000020000080 R14: 00007fecb78b0fe0 R15: 00000000200005c0 10:49:45 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 52) 10:49:45 executing program 4: bind$vsock_dgram(0xffffffffffffffff, &(0x7f0000000000)={0x28, 0x0, 0x2710, @local}, 0x10) r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) 10:49:45 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 40) 10:49:45 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) socket$l2tp6(0xa, 0x2, 0x73) (async) recvfrom$l2tp6(r0, 0x0, 0x19, 0x40010123, 0x0, 0x0) 10:49:45 executing program 5: socketpair(0x9, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$L2TP_CMD_TUNNEL_MODIFY(r0, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x2c, 0x0, 0x300, 0x70bd29, 0x25dfdbfe, {}, [@L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x4}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x4}, @L2TP_ATTR_MRU={0x6, 0x1d, 0xb6b5}]}, 0x2c}}, 0x20000005) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) r1 = socket$rxrpc(0x21, 0x2, 0xa) setsockopt$RXRPC_SECURITY_KEYRING(r1, 0x110, 0x2, &(0x7f0000000000)='(:#\'.*]+/+-{.\x00', 0xe) 10:49:45 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) connect$netlink(0xffffffffffffffff, &(0x7f0000000180)=@kern={0x10, 0x0, 0x0, 0x8000}, 0xc) bind$l2tp6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x0, 0x9, @private2={0xfc, 0x2, '\x00', 0x1}, 0x3f, 0x4}, 0x20) setsockopt$netlink_NETLINK_LISTEN_ALL_NSID(0xffffffffffffffff, 0x10e, 0x8, &(0x7f0000000640)=0x10000, 0x4) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000680), 0x1, 0x0) setsockopt$netlink_NETLINK_CAP_ACK(r2, 0x10e, 0xa, &(0x7f00000006c0)=0x7fff, 0x4) r3 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000240), r0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000800), r0) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, &(0x7f0000000340)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x58, r3, 0x800, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_VLAN_ID={0x6, 0xe, 0x9}, @L2TP_ATTR_IP_DADDR={0x8, 0x19, @empty}, @L2TP_ATTR_PROTO_VERSION={0x5, 0x7, 0x3}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x3}, @L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x1}, @L2TP_ATTR_DATA_SEQ={0x5, 0x4, 0xa3}, @L2TP_ATTR_IP6_DADDR={0x14, 0x20, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000000}, 0x84) r4 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = openat$ocfs2_control(0xffffffffffffff9c, &(0x7f0000000080), 0x40000, 0x0) sendmsg$nl_crypto(r6, &(0x7f00000005c0)={&(0x7f0000000540)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000580)={&(0x7f0000000840)=ANY=[@ANYBLOB="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"], 0x110}, 0x1, 0x0, 0x0, 0x4000400}, 0x40) r7 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r5) setsockopt$netlink_NETLINK_BROADCAST_ERROR(r1, 0x10e, 0x4, &(0x7f00000007c0)=0x4, 0x4) sendmsg$L2TP_CMD_SESSION_DELETE(r5, &(0x7f0000000480)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000440)={&(0x7f00000003c0)={0x68, r4, 0x1, 0x70bd27, 0x25dfdbfe, {}, [@L2TP_ATTR_IP_DADDR={0x8, 0x19, @initdev={0xac, 0x1e, 0x0, 0x0}}, @L2TP_ATTR_SEND_SEQ={0x5}, @L2TP_ATTR_L2SPEC_LEN={0x5}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x1}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0x4}, @L2TP_ATTR_COOKIE={0xc, 0xf, 0x7fffffff}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x4}, @L2TP_ATTR_DATA_SEQ={0x5, 0x4, 0x2}, @L2TP_ATTR_SEND_SEQ={0x5, 0x13, 0x9}, @L2TP_ATTR_UDP_DPORT={0x6, 0x1b, 0x4e21}]}, 0x68}, 0x1, 0x0, 0x0, 0x24008024}, 0x80) syz_genetlink_get_family_id$l2tp(&(0x7f0000000780), r5) setsockopt$netlink_NETLINK_PKTINFO(r1, 0x10e, 0x3, &(0x7f00000001c0)=0x1, 0x4) sendmsg$L2TP_CMD_TUNNEL_CREATE(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000000c0)={&(0x7f00000004c0)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES64=r7, @ANYBLOB="00022cbd7000ffdbdf250100000014001f00fe8000000000000000000000000000aa06a031933851e2842d001600f101000000000000050021000100000014000800766c616e300000000000000000000001000000050014000900000006000e00018000000500120080000000"], 0x78}}, 0x4001) 10:49:45 executing program 4: bind$vsock_dgram(0xffffffffffffffff, &(0x7f0000000000)={0x28, 0x0, 0x2710, @local}, 0x10) r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) bind$vsock_dgram(0xffffffffffffffff, &(0x7f0000000000)={0x28, 0x0, 0x2710, @local}, 0x10) (async) socket$nl_route(0x10, 0x3, 0x0) (async) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) 10:49:45 executing program 5: socketpair(0x9, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$L2TP_CMD_TUNNEL_MODIFY(r0, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x2c, 0x0, 0x300, 0x70bd29, 0x25dfdbfe, {}, [@L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x4}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x4}, @L2TP_ATTR_MRU={0x6, 0x1d, 0xb6b5}]}, 0x2c}}, 0x20000005) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) setsockopt$RXRPC_SECURITY_KEYRING(0xffffffffffffffff, 0x110, 0x2, &(0x7f0000000000)='(:#\'.*]+/+-{.\x00', 0xe) [ 526.449330] FAULT_INJECTION: forcing a failure. [ 526.449330] name failslab, interval 1, probability 0, space 0, times 0 [ 526.463393] FAULT_INJECTION: forcing a failure. [ 526.463393] name failslab, interval 1, probability 0, space 0, times 0 10:49:45 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) (async) socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x19, 0x40010123, 0x0, 0x0) 10:49:45 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) connect$netlink(0xffffffffffffffff, &(0x7f0000000180)=@kern={0x10, 0x0, 0x0, 0x8000}, 0xc) bind$l2tp6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x0, 0x9, @private2={0xfc, 0x2, '\x00', 0x1}, 0x3f, 0x4}, 0x20) setsockopt$netlink_NETLINK_LISTEN_ALL_NSID(0xffffffffffffffff, 0x10e, 0x8, &(0x7f0000000640)=0x10000, 0x4) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000680), 0x1, 0x0) setsockopt$netlink_NETLINK_CAP_ACK(r2, 0x10e, 0xa, &(0x7f00000006c0)=0x7fff, 0x4) r3 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000240), r0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000800), r0) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, &(0x7f0000000340)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x58, r3, 0x800, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_VLAN_ID={0x6, 0xe, 0x9}, @L2TP_ATTR_IP_DADDR={0x8, 0x19, @empty}, @L2TP_ATTR_PROTO_VERSION={0x5, 0x7, 0x3}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x3}, @L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x1}, @L2TP_ATTR_DATA_SEQ={0x5, 0x4, 0xa3}, @L2TP_ATTR_IP6_DADDR={0x14, 0x20, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000000}, 0x84) r4 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = openat$ocfs2_control(0xffffffffffffff9c, &(0x7f0000000080), 0x40000, 0x0) sendmsg$nl_crypto(r6, &(0x7f00000005c0)={&(0x7f0000000540)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000580)={&(0x7f0000000840)=ANY=[@ANYBLOB="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"], 0x110}, 0x1, 0x0, 0x0, 0x4000400}, 0x40) r7 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r5) setsockopt$netlink_NETLINK_BROADCAST_ERROR(r1, 0x10e, 0x4, &(0x7f00000007c0)=0x4, 0x4) sendmsg$L2TP_CMD_SESSION_DELETE(r5, &(0x7f0000000480)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000440)={&(0x7f00000003c0)={0x68, r4, 0x1, 0x70bd27, 0x25dfdbfe, {}, [@L2TP_ATTR_IP_DADDR={0x8, 0x19, @initdev={0xac, 0x1e, 0x0, 0x0}}, @L2TP_ATTR_SEND_SEQ={0x5}, @L2TP_ATTR_L2SPEC_LEN={0x5}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x1}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0x4}, @L2TP_ATTR_COOKIE={0xc, 0xf, 0x7fffffff}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x4}, @L2TP_ATTR_DATA_SEQ={0x5, 0x4, 0x2}, @L2TP_ATTR_SEND_SEQ={0x5, 0x13, 0x9}, @L2TP_ATTR_UDP_DPORT={0x6, 0x1b, 0x4e21}]}, 0x68}, 0x1, 0x0, 0x0, 0x24008024}, 0x80) syz_genetlink_get_family_id$l2tp(&(0x7f0000000780), r5) setsockopt$netlink_NETLINK_PKTINFO(r1, 0x10e, 0x3, &(0x7f00000001c0)=0x1, 0x4) sendmsg$L2TP_CMD_TUNNEL_CREATE(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000000c0)={&(0x7f00000004c0)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES64=r7, @ANYBLOB="00022cbd7000ffdbdf250100000014001f00fe8000000000000000000000000000aa06a031933851e2842d001600f101000000000000050021000100000014000800766c616e300000000000000000000001000000050014000900000006000e00018000000500120080000000"], 0x78}}, 0x4001) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) (async) connect$netlink(0xffffffffffffffff, &(0x7f0000000180)=@kern={0x10, 0x0, 0x0, 0x8000}, 0xc) (async) bind$l2tp6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x0, 0x9, @private2={0xfc, 0x2, '\x00', 0x1}, 0x3f, 0x4}, 0x20) (async) setsockopt$netlink_NETLINK_LISTEN_ALL_NSID(0xffffffffffffffff, 0x10e, 0x8, &(0x7f0000000640)=0x10000, 0x4) (async) pipe(&(0x7f0000000040)) (async) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000680), 0x1, 0x0) (async) setsockopt$netlink_NETLINK_CAP_ACK(r2, 0x10e, 0xa, &(0x7f00000006c0)=0x7fff, 0x4) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000240), r0) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000800), r0) (async) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, &(0x7f0000000340)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x58, r3, 0x800, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_VLAN_ID={0x6, 0xe, 0x9}, @L2TP_ATTR_IP_DADDR={0x8, 0x19, @empty}, @L2TP_ATTR_PROTO_VERSION={0x5, 0x7, 0x3}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x3}, @L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x1}, @L2TP_ATTR_DATA_SEQ={0x5, 0x4, 0xa3}, @L2TP_ATTR_IP6_DADDR={0x14, 0x20, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000000}, 0x84) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) pipe(&(0x7f0000000100)) (async) openat$ocfs2_control(0xffffffffffffff9c, &(0x7f0000000080), 0x40000, 0x0) (async) sendmsg$nl_crypto(r6, &(0x7f00000005c0)={&(0x7f0000000540)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000580)={&(0x7f0000000840)=ANY=[@ANYBLOB="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"], 0x110}, 0x1, 0x0, 0x0, 0x4000400}, 0x40) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r5) (async) setsockopt$netlink_NETLINK_BROADCAST_ERROR(r1, 0x10e, 0x4, &(0x7f00000007c0)=0x4, 0x4) (async) sendmsg$L2TP_CMD_SESSION_DELETE(r5, &(0x7f0000000480)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000440)={&(0x7f00000003c0)={0x68, r4, 0x1, 0x70bd27, 0x25dfdbfe, {}, [@L2TP_ATTR_IP_DADDR={0x8, 0x19, @initdev={0xac, 0x1e, 0x0, 0x0}}, @L2TP_ATTR_SEND_SEQ={0x5}, @L2TP_ATTR_L2SPEC_LEN={0x5}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x1}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0x4}, @L2TP_ATTR_COOKIE={0xc, 0xf, 0x7fffffff}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x4}, @L2TP_ATTR_DATA_SEQ={0x5, 0x4, 0x2}, @L2TP_ATTR_SEND_SEQ={0x5, 0x13, 0x9}, @L2TP_ATTR_UDP_DPORT={0x6, 0x1b, 0x4e21}]}, 0x68}, 0x1, 0x0, 0x0, 0x24008024}, 0x80) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000780), r5) (async) setsockopt$netlink_NETLINK_PKTINFO(r1, 0x10e, 0x3, &(0x7f00000001c0)=0x1, 0x4) (async) sendmsg$L2TP_CMD_TUNNEL_CREATE(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000000c0)={&(0x7f00000004c0)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES64=r7, @ANYBLOB="00022cbd7000ffdbdf250100000014001f00fe8000000000000000000000000000aa06a031933851e2842d001600f101000000000000050021000100000014000800766c616e300000000000000000000001000000050014000900000006000e00018000000500120080000000"], 0x78}}, 0x4001) (async) 10:49:45 executing program 5: socketpair(0x9, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$L2TP_CMD_TUNNEL_MODIFY(r0, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x2c, 0x0, 0x300, 0x70bd29, 0x25dfdbfe, {}, [@L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x4}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x4}, @L2TP_ATTR_MRU={0x6, 0x1d, 0xb6b5}]}, 0x2c}}, 0x20000005) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) setsockopt$RXRPC_SECURITY_KEYRING(0xffffffffffffffff, 0x110, 0x2, &(0x7f0000000000)='(:#\'.*]+/+-{.\x00', 0xe) 10:49:45 executing program 4: bind$vsock_dgram(0xffffffffffffffff, &(0x7f0000000000)={0x28, 0x0, 0x2710, @local}, 0x10) r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) bind$vsock_dgram(0xffffffffffffffff, &(0x7f0000000000)={0x28, 0x0, 0x2710, @local}, 0x10) (async) socket$nl_route(0x10, 0x3, 0x0) (async) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) [ 526.491451] CPU: 1 PID: 14167 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 526.499365] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 526.508798] Call Trace: [ 526.511382] dump_stack+0x1b2/0x281 [ 526.515022] should_fail.cold+0x10a/0x149 [ 526.519169] should_failslab+0xd6/0x130 [ 526.523142] kmem_cache_alloc+0x28e/0x3c0 [ 526.527284] __d_alloc+0x2a/0xa20 [ 526.530738] ? d_lookup+0x172/0x220 [ 526.534367] d_alloc+0x46/0x240 [ 526.537635] __lookup_hash+0x101/0x270 [ 526.541518] filename_create+0x156/0x3f0 [ 526.545748] ? kern_path_mountpoint+0x40/0x40 [ 526.550236] SyS_mkdirat+0x95/0x270 [ 526.553849] ? SyS_mknod+0x30/0x30 [ 526.557378] ? fput_many+0xe/0x140 [ 526.560931] ? do_syscall_64+0x4c/0x640 [ 526.564888] ? SyS_mknod+0x30/0x30 [ 526.568410] do_syscall_64+0x1d5/0x640 [ 526.572280] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 526.577449] RIP: 0033:0x7fbee387d387 [ 526.581138] RSP: 002b:00007fbee21f2f88 EFLAGS: 00000213 ORIG_RAX: 0000000000000102 [ 526.588824] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fbee387d387 [ 526.596074] RDX: 00000000000001ff RSI: 0000000020000080 RDI: 00000000ffffff9c [ 526.603329] RBP: 00007fbee21f31d0 R08: 0000000000000000 R09: 00007fbee21f31d0 [ 526.610576] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000040 [ 526.617824] R13: 0000000020000080 R14: 00007fbee21f2fe0 R15: 00000000200005c0 [ 526.625090] CPU: 0 PID: 14165 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 526.632965] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 526.642315] Call Trace: [ 526.644896] dump_stack+0x1b2/0x281 [ 526.648524] should_fail.cold+0x10a/0x149 [ 526.652676] should_failslab+0xd6/0x130 [ 526.656650] __kmalloc_track_caller+0x2bc/0x400 [ 526.661314] ? kstrdup_const+0x35/0x60 [ 526.665198] ? lock_downgrade+0x740/0x740 [ 526.669343] kstrdup+0x36/0x70 [ 526.672529] kstrdup_const+0x35/0x60 [ 526.676259] alloc_vfsmnt+0xe0/0x7f0 [ 526.679970] ? _raw_read_unlock+0x29/0x40 [ 526.684120] vfs_kern_mount.part.0+0x27/0x470 [ 526.688612] do_mount+0xe65/0x2a30 [ 526.692149] ? __do_page_fault+0x159/0xad0 [ 526.696376] ? retint_kernel+0x2d/0x2d [ 526.700259] ? copy_mount_string+0x40/0x40 [ 526.704493] ? memset+0x20/0x40 [ 526.707770] ? copy_mount_options+0x1fa/0x2f0 [ 526.712259] ? copy_mnt_ns+0xa30/0xa30 [ 526.716147] SyS_mount+0xa8/0x120 [ 526.719594] ? copy_mnt_ns+0xa30/0xa30 [ 526.723478] do_syscall_64+0x1d5/0x640 [ 526.727364] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 526.732548] RIP: 0033:0x7fecb8f3d7aa [ 526.736247] RSP: 002b:00007fecb78b0f88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 526.743951] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fecb8f3d7aa [ 526.751213] RDX: 0000000020000040 RSI: 0000000020000080 RDI: 00007fecb78b0fe0 [ 526.758476] RBP: 00007fecb78b1020 R08: 00007fecb78b1020 R09: 0000000020000040 [ 526.765736] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000040 [ 526.773084] R13: 0000000020000080 R14: 00007fecb78b0fe0 R15: 00000000200005c0 10:49:45 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 53) 10:49:45 executing program 5: socketpair(0x9, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$L2TP_CMD_TUNNEL_MODIFY(r0, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x2c, 0x0, 0x300, 0x70bd29, 0x25dfdbfe, {}, [@L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x4}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x4}, @L2TP_ATTR_MRU={0x6, 0x1d, 0xb6b5}]}, 0x2c}}, 0x20000005) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) setsockopt$RXRPC_SECURITY_KEYRING(0xffffffffffffffff, 0x110, 0x2, &(0x7f0000000000)='(:#\'.*]+/+-{.\x00', 0xe) 10:49:45 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) setsockopt$netlink_NETLINK_PKTINFO(r0, 0x10e, 0x3, &(0x7f0000000000), 0x4) 10:49:45 executing program 1: setsockopt$netlink_NETLINK_DROP_MEMBERSHIP(0xffffffffffffffff, 0x10e, 0x2, &(0x7f0000000080)=0x1, 0x4) r0 = socket$l2tp6(0xa, 0x2, 0x73) socketpair(0x3, 0x1, 0x80000001, &(0x7f00000000c0)={0xffffffffffffffff}) sendto$l2tp6(r1, &(0x7f0000000040)="aa5b9cb57950cfca17f606bc120ae02314063d323ad987bc586d285e8153a0e51a2579d0c6c3", 0x26, 0x20000000, 0x0, 0x0) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) r2 = openat$incfs(0xffffffffffffffff, &(0x7f0000000000)='.pending_reads\x00', 0x282b80, 0x0) sendmsg$L2TP_CMD_SESSION_GET(r2, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x40, 0x0, 0x100, 0x70bd28, 0x25dfdbfd, {}, [@L2TP_ATTR_UDP_CSUM={0x5, 0xd, 0x1}, @L2TP_ATTR_LNS_MODE={0x5, 0x14, 0xf6}, @L2TP_ATTR_L2SPEC_LEN={0x5, 0x6, 0x1}, @L2TP_ATTR_PEER_COOKIE={0xc, 0x10, 0x7fffffffffffffff}, @L2TP_ATTR_OFFSET={0x6, 0x3, 0x3}]}, 0x40}, 0x1, 0x0, 0x0, 0x4}, 0x8080) 10:49:45 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) (async) connect$netlink(0xffffffffffffffff, &(0x7f0000000180)=@kern={0x10, 0x0, 0x0, 0x8000}, 0xc) bind$l2tp6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x0, 0x9, @private2={0xfc, 0x2, '\x00', 0x1}, 0x3f, 0x4}, 0x20) setsockopt$netlink_NETLINK_LISTEN_ALL_NSID(0xffffffffffffffff, 0x10e, 0x8, &(0x7f0000000640)=0x10000, 0x4) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) (async, rerun: 64) r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000680), 0x1, 0x0) (rerun: 64) setsockopt$netlink_NETLINK_CAP_ACK(r2, 0x10e, 0xa, &(0x7f00000006c0)=0x7fff, 0x4) (async, rerun: 32) r3 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000240), r0) (rerun: 32) syz_genetlink_get_family_id$l2tp(&(0x7f0000000800), r0) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, &(0x7f0000000340)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x58, r3, 0x800, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_VLAN_ID={0x6, 0xe, 0x9}, @L2TP_ATTR_IP_DADDR={0x8, 0x19, @empty}, @L2TP_ATTR_PROTO_VERSION={0x5, 0x7, 0x3}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x3}, @L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x1}, @L2TP_ATTR_DATA_SEQ={0x5, 0x4, 0xa3}, @L2TP_ATTR_IP6_DADDR={0x14, 0x20, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000000}, 0x84) r4 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = openat$ocfs2_control(0xffffffffffffff9c, &(0x7f0000000080), 0x40000, 0x0) sendmsg$nl_crypto(r6, &(0x7f00000005c0)={&(0x7f0000000540)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000580)={&(0x7f0000000840)=ANY=[@ANYBLOB="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"], 0x110}, 0x1, 0x0, 0x0, 0x4000400}, 0x40) (async) r7 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r5) (async) setsockopt$netlink_NETLINK_BROADCAST_ERROR(r1, 0x10e, 0x4, &(0x7f00000007c0)=0x4, 0x4) (async) sendmsg$L2TP_CMD_SESSION_DELETE(r5, &(0x7f0000000480)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000440)={&(0x7f00000003c0)={0x68, r4, 0x1, 0x70bd27, 0x25dfdbfe, {}, [@L2TP_ATTR_IP_DADDR={0x8, 0x19, @initdev={0xac, 0x1e, 0x0, 0x0}}, @L2TP_ATTR_SEND_SEQ={0x5}, @L2TP_ATTR_L2SPEC_LEN={0x5}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x1}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0x4}, @L2TP_ATTR_COOKIE={0xc, 0xf, 0x7fffffff}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x4}, @L2TP_ATTR_DATA_SEQ={0x5, 0x4, 0x2}, @L2TP_ATTR_SEND_SEQ={0x5, 0x13, 0x9}, @L2TP_ATTR_UDP_DPORT={0x6, 0x1b, 0x4e21}]}, 0x68}, 0x1, 0x0, 0x0, 0x24008024}, 0x80) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000780), r5) (async, rerun: 32) setsockopt$netlink_NETLINK_PKTINFO(r1, 0x10e, 0x3, &(0x7f00000001c0)=0x1, 0x4) (rerun: 32) sendmsg$L2TP_CMD_TUNNEL_CREATE(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000000c0)={&(0x7f00000004c0)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES64=r7, @ANYBLOB="00022cbd7000ffdbdf250100000014001f00fe8000000000000000000000000000aa06a031933851e2842d001600f101000000000000050021000100000014000800766c616e300000000000000000000001000000050014000900000006000e00018000000500120080000000"], 0x78}}, 0x4001) 10:49:45 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 41) 10:49:45 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) setsockopt$netlink_NETLINK_PKTINFO(r0, 0x10e, 0x3, &(0x7f0000000000), 0x4) socket$nl_route(0x10, 0x3, 0x0) (async) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) setsockopt$netlink_NETLINK_PKTINFO(r0, 0x10e, 0x3, &(0x7f0000000000), 0x4) (async) 10:49:45 executing program 5: socketpair(0x9, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$L2TP_CMD_TUNNEL_MODIFY(r0, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x2c, 0x0, 0x300, 0x70bd29, 0x25dfdbfe, {}, [@L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x4}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x4}, @L2TP_ATTR_MRU={0x6, 0x1d, 0xb6b5}]}, 0x2c}}, 0x20000005) r1 = socket$rxrpc(0x21, 0x2, 0xa) setsockopt$RXRPC_SECURITY_KEYRING(r1, 0x110, 0x2, &(0x7f0000000000)='(:#\'.*]+/+-{.\x00', 0xe) 10:49:45 executing program 1: setsockopt$netlink_NETLINK_DROP_MEMBERSHIP(0xffffffffffffffff, 0x10e, 0x2, &(0x7f0000000080)=0x1, 0x4) r0 = socket$l2tp6(0xa, 0x2, 0x73) socketpair(0x3, 0x1, 0x80000001, &(0x7f00000000c0)={0xffffffffffffffff}) sendto$l2tp6(r1, &(0x7f0000000040)="aa5b9cb57950cfca17f606bc120ae02314063d323ad987bc586d285e8153a0e51a2579d0c6c3", 0x26, 0x20000000, 0x0, 0x0) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) r2 = openat$incfs(0xffffffffffffffff, &(0x7f0000000000)='.pending_reads\x00', 0x282b80, 0x0) sendmsg$L2TP_CMD_SESSION_GET(r2, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x40, 0x0, 0x100, 0x70bd28, 0x25dfdbfd, {}, [@L2TP_ATTR_UDP_CSUM={0x5, 0xd, 0x1}, @L2TP_ATTR_LNS_MODE={0x5, 0x14, 0xf6}, @L2TP_ATTR_L2SPEC_LEN={0x5, 0x6, 0x1}, @L2TP_ATTR_PEER_COOKIE={0xc, 0x10, 0x7fffffffffffffff}, @L2TP_ATTR_OFFSET={0x6, 0x3, 0x3}]}, 0x40}, 0x1, 0x0, 0x0, 0x4}, 0x8080) setsockopt$netlink_NETLINK_DROP_MEMBERSHIP(0xffffffffffffffff, 0x10e, 0x2, &(0x7f0000000080)=0x1, 0x4) (async) socket$l2tp6(0xa, 0x2, 0x73) (async) socketpair(0x3, 0x1, 0x80000001, &(0x7f00000000c0)) (async) sendto$l2tp6(r1, &(0x7f0000000040)="aa5b9cb57950cfca17f606bc120ae02314063d323ad987bc586d285e8153a0e51a2579d0c6c3", 0x26, 0x20000000, 0x0, 0x0) (async) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) (async) openat$incfs(0xffffffffffffffff, &(0x7f0000000000)='.pending_reads\x00', 0x282b80, 0x0) (async) sendmsg$L2TP_CMD_SESSION_GET(r2, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x40, 0x0, 0x100, 0x70bd28, 0x25dfdbfd, {}, [@L2TP_ATTR_UDP_CSUM={0x5, 0xd, 0x1}, @L2TP_ATTR_LNS_MODE={0x5, 0x14, 0xf6}, @L2TP_ATTR_L2SPEC_LEN={0x5, 0x6, 0x1}, @L2TP_ATTR_PEER_COOKIE={0xc, 0x10, 0x7fffffffffffffff}, @L2TP_ATTR_OFFSET={0x6, 0x3, 0x3}]}, 0x40}, 0x1, 0x0, 0x0, 0x4}, 0x8080) (async) [ 526.890153] FAULT_INJECTION: forcing a failure. [ 526.890153] name failslab, interval 1, probability 0, space 0, times 0 [ 526.914110] FAULT_INJECTION: forcing a failure. [ 526.914110] name failslab, interval 1, probability 0, space 0, times 0 [ 526.922984] CPU: 0 PID: 14238 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 526.933172] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 526.942507] Call Trace: [ 526.945078] dump_stack+0x1b2/0x281 [ 526.948689] should_fail.cold+0x10a/0x149 [ 526.952821] should_failslab+0xd6/0x130 [ 526.956783] __kmalloc+0x2c1/0x400 [ 526.960391] ? __list_lru_init+0x67/0x710 [ 526.964521] __list_lru_init+0x67/0x710 [ 526.968492] sget_userns+0x4e4/0xc10 [ 526.972194] ? set_bdev_super+0x110/0x110 [ 526.976336] ? ns_test_super+0x50/0x50 [ 526.980204] ? set_bdev_super+0x110/0x110 [ 526.984345] ? ns_test_super+0x50/0x50 [ 526.988218] sget+0xd1/0x110 [ 526.991221] mount_bdev+0xcd/0x360 [ 526.994741] ? __isofs_iget+0x1e90/0x1e90 [ 526.998870] mount_fs+0x92/0x2a0 [ 527.002223] vfs_kern_mount.part.0+0x5b/0x470 [ 527.006702] do_mount+0xe65/0x2a30 [ 527.010240] ? __do_page_fault+0x159/0xad0 [ 527.014469] ? retint_kernel+0x2d/0x2d [ 527.018351] ? copy_mount_string+0x40/0x40 [ 527.022571] ? memset+0x20/0x40 [ 527.025830] ? copy_mount_options+0x1fa/0x2f0 [ 527.030305] ? copy_mnt_ns+0xa30/0xa30 [ 527.034203] SyS_mount+0xa8/0x120 [ 527.037637] ? copy_mnt_ns+0xa30/0xa30 [ 527.041505] do_syscall_64+0x1d5/0x640 [ 527.045378] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 527.050577] RIP: 0033:0x7fecb8f3d7aa [ 527.054268] RSP: 002b:00007fecb78b0f88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 527.061960] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fecb8f3d7aa [ 527.069209] RDX: 0000000020000040 RSI: 0000000020000080 RDI: 00007fecb78b0fe0 [ 527.076457] RBP: 00007fecb78b1020 R08: 00007fecb78b1020 R09: 0000000020000040 [ 527.083706] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000040 10:49:46 executing program 5: socketpair(0x9, 0x1, 0x0, &(0x7f0000000040)) r0 = socket$rxrpc(0x21, 0x2, 0xa) setsockopt$RXRPC_SECURITY_KEYRING(r0, 0x110, 0x2, &(0x7f0000000000)='(:#\'.*]+/+-{.\x00', 0xe) [ 527.090955] R13: 0000000020000080 R14: 00007fecb78b0fe0 R15: 00000000200005c0 [ 527.098310] CPU: 1 PID: 14241 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 527.106199] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 527.115548] Call Trace: [ 527.118137] dump_stack+0x1b2/0x281 [ 527.121769] should_fail.cold+0x10a/0x149 [ 527.125919] should_failslab+0xd6/0x130 [ 527.129896] kmem_cache_alloc+0x40/0x3c0 [ 527.133959] __es_insert_extent+0x338/0x1360 10:49:46 executing program 5: r0 = socket$rxrpc(0x21, 0x2, 0xa) setsockopt$RXRPC_SECURITY_KEYRING(r0, 0x110, 0x2, &(0x7f0000000000)='(:#\'.*]+/+-{.\x00', 0xe) 10:49:46 executing program 5: r0 = socket$rxrpc(0x21, 0x2, 0x0) setsockopt$RXRPC_SECURITY_KEYRING(r0, 0x110, 0x2, &(0x7f0000000000)='(:#\'.*]+/+-{.\x00', 0xe) [ 527.138362] ? __es_shrink+0x8c0/0x8c0 [ 527.142246] ? lock_acquire+0x170/0x3f0 [ 527.146218] ? ext4_es_insert_extent+0x11f/0x530 [ 527.150980] ext4_es_insert_extent+0x1b9/0x530 [ 527.155569] ? ext4_es_find_delayed_extent_range+0x930/0x930 [ 527.161364] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 527.166816] ? ext4_es_find_delayed_extent_range+0x646/0x930 [ 527.172614] ext4_ext_map_blocks+0x1e2c/0x6b10 [ 527.177199] ? __lock_acquire+0x5fc/0x3f20 [ 527.181430] ? __lock_acquire+0x5fc/0x3f20 [ 527.185654] ? mark_buffer_dirty+0x95/0x480 [ 527.189972] ? trace_hardirqs_on+0x10/0x10 [ 527.194200] ? __ext4_handle_dirty_metadata+0x120/0x480 [ 527.199557] ? ext4_find_delalloc_cluster+0x180/0x180 [ 527.204741] ? trace_hardirqs_on+0x10/0x10 [ 527.208974] ? ext4_mark_iloc_dirty+0x1822/0x26a0 [ 527.213820] ? ext4_es_lookup_extent+0x321/0xac0 [ 527.218576] ? lock_acquire+0x170/0x3f0 [ 527.222548] ? lock_acquire+0x170/0x3f0 [ 527.226523] ? ext4_map_blocks+0x29f/0x1730 [ 527.230847] ext4_map_blocks+0xb19/0x1730 [ 527.234996] ? ext4_issue_zeroout+0x150/0x150 [ 527.239484] ? __ext4_new_inode+0x27c/0x4eb0 [ 527.243901] ext4_getblk+0x98/0x3f0 [ 527.247537] ? ext4_iomap_begin+0x7f0/0x7f0 [ 527.251858] ext4_bread+0x6c/0x1a0 [ 527.255396] ? ext4_getblk+0x3f0/0x3f0 [ 527.259277] ? dquot_initialize_needed+0x240/0x240 [ 527.264204] ext4_append+0x143/0x350 [ 527.267931] ext4_mkdir+0x4c9/0xbd0 [ 527.271556] ? ext4_init_dot_dotdot+0x5a0/0x5a0 [ 527.276223] ? security_inode_mkdir+0xca/0x100 [ 527.280801] vfs_mkdir+0x463/0x6e0 [ 527.284337] SyS_mkdirat+0x1fd/0x270 [ 527.288046] ? SyS_mknod+0x30/0x30 [ 527.291581] ? fput_many+0xe/0x140 [ 527.295114] ? do_syscall_64+0x4c/0x640 [ 527.299083] ? SyS_mknod+0x30/0x30 [ 527.302621] do_syscall_64+0x1d5/0x640 [ 527.306514] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 527.311704] RIP: 0033:0x7fbee387d387 [ 527.315407] RSP: 002b:00007fbee21f2f88 EFLAGS: 00000213 ORIG_RAX: 0000000000000102 [ 527.323109] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fbee387d387 [ 527.330373] RDX: 00000000000001ff RSI: 0000000020000080 RDI: 00000000ffffff9c 10:49:46 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 54) 10:49:46 executing program 5: r0 = socket$rxrpc(0x21, 0x2, 0x0) setsockopt$RXRPC_SECURITY_KEYRING(r0, 0x110, 0x2, &(0x7f0000000000)='(:#\'.*]+/+-{.\x00', 0xe) 10:49:46 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) setsockopt$netlink_NETLINK_PKTINFO(r0, 0x10e, 0x3, &(0x7f0000000000), 0x4) socket$nl_route(0x10, 0x3, 0x0) (async) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) setsockopt$netlink_NETLINK_PKTINFO(r0, 0x10e, 0x3, &(0x7f0000000000), 0x4) (async) 10:49:46 executing program 2: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) ioctl$VHOST_SET_VRING_ERR(r0, 0x4008af22, &(0x7f0000000000)={0x3}) 10:49:46 executing program 1: setsockopt$netlink_NETLINK_DROP_MEMBERSHIP(0xffffffffffffffff, 0x10e, 0x2, &(0x7f0000000080)=0x1, 0x4) r0 = socket$l2tp6(0xa, 0x2, 0x73) socketpair(0x3, 0x1, 0x80000001, &(0x7f00000000c0)={0xffffffffffffffff}) sendto$l2tp6(r1, &(0x7f0000000040)="aa5b9cb57950cfca17f606bc120ae02314063d323ad987bc586d285e8153a0e51a2579d0c6c3", 0x26, 0x20000000, 0x0, 0x0) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) r2 = openat$incfs(0xffffffffffffffff, &(0x7f0000000000)='.pending_reads\x00', 0x282b80, 0x0) sendmsg$L2TP_CMD_SESSION_GET(r2, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x40, 0x0, 0x100, 0x70bd28, 0x25dfdbfd, {}, [@L2TP_ATTR_UDP_CSUM={0x5, 0xd, 0x1}, @L2TP_ATTR_LNS_MODE={0x5, 0x14, 0xf6}, @L2TP_ATTR_L2SPEC_LEN={0x5, 0x6, 0x1}, @L2TP_ATTR_PEER_COOKIE={0xc, 0x10, 0x7fffffffffffffff}, @L2TP_ATTR_OFFSET={0x6, 0x3, 0x3}]}, 0x40}, 0x1, 0x0, 0x0, 0x4}, 0x8080) setsockopt$netlink_NETLINK_DROP_MEMBERSHIP(0xffffffffffffffff, 0x10e, 0x2, &(0x7f0000000080)=0x1, 0x4) (async) socket$l2tp6(0xa, 0x2, 0x73) (async) socketpair(0x3, 0x1, 0x80000001, &(0x7f00000000c0)) (async) sendto$l2tp6(r1, &(0x7f0000000040)="aa5b9cb57950cfca17f606bc120ae02314063d323ad987bc586d285e8153a0e51a2579d0c6c3", 0x26, 0x20000000, 0x0, 0x0) (async) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) (async) openat$incfs(0xffffffffffffffff, &(0x7f0000000000)='.pending_reads\x00', 0x282b80, 0x0) (async) sendmsg$L2TP_CMD_SESSION_GET(r2, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x40, 0x0, 0x100, 0x70bd28, 0x25dfdbfd, {}, [@L2TP_ATTR_UDP_CSUM={0x5, 0xd, 0x1}, @L2TP_ATTR_LNS_MODE={0x5, 0x14, 0xf6}, @L2TP_ATTR_L2SPEC_LEN={0x5, 0x6, 0x1}, @L2TP_ATTR_PEER_COOKIE={0xc, 0x10, 0x7fffffffffffffff}, @L2TP_ATTR_OFFSET={0x6, 0x3, 0x3}]}, 0x40}, 0x1, 0x0, 0x0, 0x4}, 0x8080) (async) [ 527.337637] RBP: 00007fbee21f31d0 R08: 0000000000000000 R09: 00007fbee21f31d0 [ 527.344901] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000040 [ 527.352163] R13: 0000000020000080 R14: 00007fbee21f2fe0 R15: 00000000200005c0 [ 527.374830] ISOFS: Unable to identify CD-ROM format. 10:49:46 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 42) 10:49:46 executing program 5: r0 = socket$rxrpc(0x21, 0x2, 0x0) setsockopt$RXRPC_SECURITY_KEYRING(r0, 0x110, 0x2, &(0x7f0000000000)='(:#\'.*]+/+-{.\x00', 0xe) 10:49:46 executing program 2: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) ioctl$VHOST_SET_VRING_ERR(r0, 0x4008af22, &(0x7f0000000000)={0x3}) pipe(&(0x7f0000000100)) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) (async) ioctl$VHOST_SET_VRING_ERR(r0, 0x4008af22, &(0x7f0000000000)={0x3}) (async) 10:49:46 executing program 4: r0 = socket$nl_crypto(0x10, 0x3, 0x15) getsockopt$netlink(r0, 0x10e, 0x8, 0x0, &(0x7f00000001c0)) setsockopt$netlink_NETLINK_LISTEN_ALL_NSID(r0, 0x10e, 0x8, &(0x7f0000000000)=0x9, 0x4) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) getsockopt$netrom_NETROM_IDLE(r1, 0x103, 0x7, &(0x7f0000000140)=0x7f, &(0x7f0000000180)=0x4) r2 = socket$nl_crypto(0x10, 0x3, 0x15) sendmsg$nl_crypto(r2, &(0x7f00000000c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000080)={0x0}, 0x1, 0x0, 0x0, 0x4000001}, 0x40000) [ 527.417333] FAULT_INJECTION: forcing a failure. [ 527.417333] name failslab, interval 1, probability 0, space 0, times 0 [ 527.477167] CPU: 1 PID: 14289 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 527.485069] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 527.494420] Call Trace: [ 527.497008] dump_stack+0x1b2/0x281 [ 527.500667] should_fail.cold+0x10a/0x149 [ 527.504817] should_failslab+0xd6/0x130 [ 527.508793] __kmalloc+0x2c1/0x400 [ 527.512334] ? __list_lru_init+0x67/0x710 [ 527.516512] __list_lru_init+0x67/0x710 [ 527.520484] sget_userns+0x4e4/0xc10 [ 527.524199] ? set_bdev_super+0x110/0x110 [ 527.528345] ? ns_test_super+0x50/0x50 [ 527.532231] ? set_bdev_super+0x110/0x110 [ 527.536375] ? ns_test_super+0x50/0x50 [ 527.540255] sget+0xd1/0x110 [ 527.543269] mount_bdev+0xcd/0x360 [ 527.546801] ? __isofs_iget+0x1e90/0x1e90 [ 527.550945] mount_fs+0x92/0x2a0 [ 527.554308] vfs_kern_mount.part.0+0x5b/0x470 [ 527.558802] do_mount+0xe65/0x2a30 [ 527.562341] ? __do_page_fault+0x159/0xad0 [ 527.566570] ? retint_kernel+0x2d/0x2d [ 527.570453] ? copy_mount_string+0x40/0x40 [ 527.574685] ? memset+0x20/0x40 [ 527.578046] ? copy_mount_options+0x1fa/0x2f0 [ 527.582537] ? copy_mnt_ns+0xa30/0xa30 [ 527.586419] SyS_mount+0xa8/0x120 [ 527.589863] ? copy_mnt_ns+0xa30/0xa30 [ 527.593745] do_syscall_64+0x1d5/0x640 [ 527.595469] FAULT_INJECTION: forcing a failure. [ 527.595469] name failslab, interval 1, probability 0, space 0, times 0 [ 527.597629] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 527.597638] RIP: 0033:0x7fecb8f3d7aa [ 527.597644] RSP: 002b:00007fecb78b0f88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 527.597655] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fecb8f3d7aa [ 527.597660] RDX: 0000000020000040 RSI: 0000000020000080 RDI: 00007fecb78b0fe0 [ 527.597672] RBP: 00007fecb78b1020 R08: 00007fecb78b1020 R09: 0000000020000040 [ 527.647094] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000040 [ 527.654342] R13: 0000000020000080 R14: 00007fecb78b0fe0 R15: 00000000200005c0 [ 527.661607] CPU: 0 PID: 14304 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 10:49:46 executing program 4: r0 = socket$nl_crypto(0x10, 0x3, 0x15) getsockopt$netlink(r0, 0x10e, 0x8, 0x0, &(0x7f00000001c0)) setsockopt$netlink_NETLINK_LISTEN_ALL_NSID(r0, 0x10e, 0x8, &(0x7f0000000000)=0x9, 0x4) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) getsockopt$netrom_NETROM_IDLE(r1, 0x103, 0x7, &(0x7f0000000140)=0x7f, &(0x7f0000000180)=0x4) r2 = socket$nl_crypto(0x10, 0x3, 0x15) sendmsg$nl_crypto(r2, &(0x7f00000000c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000080)={0x0}, 0x1, 0x0, 0x0, 0x4000001}, 0x40000) socket$nl_crypto(0x10, 0x3, 0x15) (async) getsockopt$netlink(r0, 0x10e, 0x8, 0x0, &(0x7f00000001c0)) (async) setsockopt$netlink_NETLINK_LISTEN_ALL_NSID(r0, 0x10e, 0x8, &(0x7f0000000000)=0x9, 0x4) (async) pipe(&(0x7f0000000100)) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) getsockopt$netrom_NETROM_IDLE(r1, 0x103, 0x7, &(0x7f0000000140)=0x7f, &(0x7f0000000180)=0x4) (async) socket$nl_crypto(0x10, 0x3, 0x15) (async) sendmsg$nl_crypto(r2, &(0x7f00000000c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000080)={0x0}, 0x1, 0x0, 0x0, 0x4000001}, 0x40000) (async) 10:49:46 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x2140, 0x0, 0x0) [ 527.669485] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 527.678832] Call Trace: [ 527.681416] dump_stack+0x1b2/0x281 [ 527.685045] should_fail.cold+0x10a/0x149 [ 527.689189] should_failslab+0xd6/0x130 [ 527.693159] kmem_cache_alloc+0x40/0x3c0 [ 527.697222] __es_insert_extent+0x338/0x1360 [ 527.701634] ext4_es_insert_extent+0x1b9/0x530 [ 527.706218] ? ext4_es_find_delayed_extent_range+0x930/0x930 [ 527.712026] ext4_map_blocks+0x887/0x1730 [ 527.716177] ? ext4_issue_zeroout+0x150/0x150 [ 527.720673] ? __ext4_new_inode+0x27c/0x4eb0 10:49:46 executing program 4: r0 = socket$nl_crypto(0x10, 0x3, 0x15) getsockopt$netlink(r0, 0x10e, 0x8, 0x0, &(0x7f00000001c0)) setsockopt$netlink_NETLINK_LISTEN_ALL_NSID(r0, 0x10e, 0x8, &(0x7f0000000000)=0x9, 0x4) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) getsockopt$netrom_NETROM_IDLE(r1, 0x103, 0x7, &(0x7f0000000140)=0x7f, &(0x7f0000000180)=0x4) r2 = socket$nl_crypto(0x10, 0x3, 0x15) sendmsg$nl_crypto(r2, &(0x7f00000000c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000080)={0x0}, 0x1, 0x0, 0x0, 0x4000001}, 0x40000) socket$nl_crypto(0x10, 0x3, 0x15) (async) getsockopt$netlink(r0, 0x10e, 0x8, 0x0, &(0x7f00000001c0)) (async) setsockopt$netlink_NETLINK_LISTEN_ALL_NSID(r0, 0x10e, 0x8, &(0x7f0000000000)=0x9, 0x4) (async) pipe(&(0x7f0000000100)) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) getsockopt$netrom_NETROM_IDLE(r1, 0x103, 0x7, &(0x7f0000000140)=0x7f, &(0x7f0000000180)=0x4) (async) socket$nl_crypto(0x10, 0x3, 0x15) (async) sendmsg$nl_crypto(r2, &(0x7f00000000c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000080)={0x0}, 0x1, 0x0, 0x0, 0x4000001}, 0x40000) (async) [ 527.725083] ext4_getblk+0x98/0x3f0 [ 527.728705] ? ext4_iomap_begin+0x7f0/0x7f0 [ 527.733029] ext4_bread+0x6c/0x1a0 [ 527.736566] ? ext4_getblk+0x3f0/0x3f0 [ 527.740460] ? dquot_initialize_needed+0x240/0x240 [ 527.745561] ext4_append+0x143/0x350 [ 527.749275] ext4_mkdir+0x4c9/0xbd0 [ 527.752906] ? ext4_init_dot_dotdot+0x5a0/0x5a0 [ 527.757577] ? security_inode_mkdir+0xca/0x100 [ 527.762155] vfs_mkdir+0x463/0x6e0 [ 527.765696] SyS_mkdirat+0x1fd/0x270 [ 527.769412] ? SyS_mknod+0x30/0x30 [ 527.772952] ? fput_many+0xe/0x140 [ 527.776490] ? do_syscall_64+0x4c/0x640 [ 527.780459] ? SyS_mknod+0x30/0x30 [ 527.783996] do_syscall_64+0x1d5/0x640 [ 527.787880] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 527.793064] RIP: 0033:0x7fbee387d387 [ 527.796766] RSP: 002b:00007fbee21f2f88 EFLAGS: 00000213 ORIG_RAX: 0000000000000102 [ 527.804478] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fbee387d387 [ 527.811746] RDX: 00000000000001ff RSI: 0000000020000080 RDI: 00000000ffffff9c [ 527.819010] RBP: 00007fbee21f31d0 R08: 0000000000000000 R09: 00007fbee21f31d0 [ 527.826278] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000040 [ 527.833539] R13: 0000000020000080 R14: 00007fbee21f2fe0 R15: 00000000200005c0 10:49:46 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 55) 10:49:46 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x2140, 0x0, 0x0) 10:49:46 executing program 2: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) ioctl$VHOST_SET_VRING_ERR(r0, 0x4008af22, &(0x7f0000000000)={0x3}) pipe(&(0x7f0000000100)) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r0) (async) ioctl$VHOST_SET_VRING_ERR(r0, 0x4008af22, &(0x7f0000000000)={0x3}) (async) 10:49:46 executing program 5: socket$rxrpc(0x21, 0x2, 0xa) setsockopt$RXRPC_SECURITY_KEYRING(0xffffffffffffffff, 0x110, 0x2, &(0x7f0000000000)='(:#\'.*]+/+-{.\x00', 0xe) 10:49:46 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r0, 0x0, 0x0, 0x2140, 0x0, 0x0) socket$l2tp6(0xa, 0x2, 0x73) (async) recvfrom$l2tp6(r0, 0x0, 0x0, 0x2140, 0x0, 0x0) (async) [ 527.874001] ISOFS: Unable to identify CD-ROM format. 10:49:47 executing program 5: socket$rxrpc(0x21, 0x2, 0xa) setsockopt$RXRPC_SECURITY_KEYRING(0xffffffffffffffff, 0x110, 0x2, &(0x7f0000000000)='(:#\'.*]+/+-{.\x00', 0xe) 10:49:47 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) r2 = openat$ocfs2_control(0xffffffffffffff9c, &(0x7f0000000040), 0x341000, 0x0) sendmsg$L2TP_CMD_TUNNEL_MODIFY(r1, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000140)={&(0x7f0000000080)={0x58, 0x0, 0x400, 0x70bd2b, 0x25dfdbff, {}, [@L2TP_ATTR_UDP_DPORT={0x6, 0x1b, 0x4e22}, @L2TP_ATTR_RECV_SEQ={0x5, 0x12, 0x4e}, @L2TP_ATTR_VLAN_ID={0x6, 0xe, 0x39}, @L2TP_ATTR_DEBUG={0x8, 0x11, 0x1}, @L2TP_ATTR_IP6_DADDR={0x14, 0x20, @private1}, @L2TP_ATTR_FD={0x8, 0x17, @l2tp6=r2}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x4}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000890}, 0x40) 10:49:47 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 43) [ 527.915248] FAULT_INJECTION: forcing a failure. [ 527.915248] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 527.927221] CPU: 0 PID: 14365 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 527.935098] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 527.944451] Call Trace: [ 527.947211] dump_stack+0x1b2/0x281 [ 527.950837] should_fail.cold+0x10a/0x149 [ 527.954985] __alloc_pages_nodemask+0x22c/0x2720 [ 527.959748] ? __lock_acquire+0x5fc/0x3f20 [ 527.963986] ? __lock_acquire+0x5fc/0x3f20 [ 527.968219] ? __lock_acquire+0x5fc/0x3f20 [ 527.972451] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 527.977293] ? blkdev_get+0x484/0x890 [ 527.981095] ? blkdev_get+0x484/0x890 [ 527.984900] ? trace_hardirqs_on+0x10/0x10 [ 527.989140] cache_grow_begin+0x91/0x700 [ 527.993199] ? fs_reclaim_release+0xd0/0x110 [ 527.997607] ? check_preemption_disabled+0x35/0x240 [ 528.002622] cache_alloc_refill+0x273/0x350 [ 528.006948] kmem_cache_alloc_trace+0x340/0x3d0 [ 528.011612] ? set_bdev_super+0x110/0x110 10:49:47 executing program 2: r0 = getuid() syz_mount_image$romfs(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x100000000, 0x4, &(0x7f00000012c0)=[{&(0x7f0000000080)="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", 0x1000}, {&(0x7f0000001080)="d6865dc7f855a156", 0x8, 0x1}, {&(0x7f00000010c0)="5c6d2ae0dba385ae807a18ebc6d1a74fbecc7eaa0370ab0543034c65a006d1edcb9fa469adc650a3161819dd2e5b20fe942eb9f9547e9d9c1669b3964457c05b22d6947c1a85bd5361bc6dce274894816fdf7ac6d5c36981e67b9b83af85146f39c20bfef9f989e98f2a663f0fcdc702976e7722beaff8a10bb7ae401077890b14c9ab6d48e36d73ab958c4ca021ddaf75e29b6d6ec68c1bbae9335c8f506d10918e5c31fdb564de24ec9613ded07a2d836c6e8ba12f8839e4472144cf07295d83b778dfb234dcbf5ec1fa6794518d3d9b5512c5fe9d8a1ea134285fbe4f7e19dc3281e11378d9263a5e1f209b84bfc78c3b", 0xf2, 0x7fffffffffffffff}, {&(0x7f00000011c0)="c4e3023f3e1ab88b92f735f43b1e48fb5e1bdad924c02f4f1fcc3003044530e3cee13a3e851c0206b80d7aeb44267222f9f9bb3666804d45a82e7426eb406660126a3d28a6d7c5016b555028b48c78a54e519f61918c61411858a3e3cb9ded2f9d266c8205c1638717cb799c15f9be136d1838c36641f87007b0cf89e90f709af8478e62f9d376cda54e7fdca63b77c37d6e65334dec3fc8a75b5c0c4ed933afac7980acd089e0b7f0c694359fd82cbaf712d29e9c3af9c4f06345b61b86c48eb8022dd635af7e22fcd4eb9e2dd8843d277f0fb0ba6f5017698fd0faec414e8d299a0204b92ba0a7e914424b70fcce", 0xef, 0x1}], 0x1000, &(0x7f0000001340)={[{'!-{[!-@\''}, {':#'}, {}, {'!]'}, {}, {}], [{@appraise}, {@obj_user={'obj_user', 0x3d, '\''}}, {@smackfsroot={'smackfsroot', 0x3d, '.'}}, {@uid_lt={'uid<', r0}}]}) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) shmctl$SHM_UNLOCK(0x0, 0xc) [ 528.015760] sget_userns+0x102/0xc10 [ 528.019470] ? set_bdev_super+0x110/0x110 [ 528.023616] ? ns_test_super+0x50/0x50 [ 528.027500] ? set_bdev_super+0x110/0x110 [ 528.031643] ? ns_test_super+0x50/0x50 [ 528.035524] sget+0xd1/0x110 [ 528.038536] mount_bdev+0xcd/0x360 [ 528.042158] ? __isofs_iget+0x1e90/0x1e90 [ 528.046295] mount_fs+0x92/0x2a0 [ 528.049657] vfs_kern_mount.part.0+0x5b/0x470 [ 528.054148] do_mount+0xe65/0x2a30 [ 528.057693] ? __do_page_fault+0x159/0xad0 [ 528.061927] ? retint_kernel+0x2d/0x2d [ 528.065813] ? copy_mount_string+0x40/0x40 [ 528.070048] ? memset+0x20/0x40 [ 528.073322] ? copy_mount_options+0x1fa/0x2f0 [ 528.077818] ? copy_mnt_ns+0xa30/0xa30 [ 528.081704] SyS_mount+0xa8/0x120 [ 528.085149] ? copy_mnt_ns+0xa30/0xa30 [ 528.089060] do_syscall_64+0x1d5/0x640 [ 528.092947] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 528.098129] RIP: 0033:0x7fecb8f3d7aa [ 528.101830] RSP: 002b:00007fecb78b0f88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 10:49:47 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) r2 = openat$ocfs2_control(0xffffffffffffff9c, &(0x7f0000000040), 0x341000, 0x0) sendmsg$L2TP_CMD_TUNNEL_MODIFY(r1, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000140)={&(0x7f0000000080)={0x58, 0x0, 0x400, 0x70bd2b, 0x25dfdbff, {}, [@L2TP_ATTR_UDP_DPORT={0x6, 0x1b, 0x4e22}, @L2TP_ATTR_RECV_SEQ={0x5, 0x12, 0x4e}, @L2TP_ATTR_VLAN_ID={0x6, 0xe, 0x39}, @L2TP_ATTR_DEBUG={0x8, 0x11, 0x1}, @L2TP_ATTR_IP6_DADDR={0x14, 0x20, @private1}, @L2TP_ATTR_FD={0x8, 0x17, @l2tp6=r2}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x4}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000890}, 0x40) 10:49:47 executing program 5: socket$rxrpc(0x21, 0x2, 0xa) setsockopt$RXRPC_SECURITY_KEYRING(0xffffffffffffffff, 0x110, 0x2, &(0x7f0000000000)='(:#\'.*]+/+-{.\x00', 0xe) 10:49:47 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$L2TP_CMD_TUNNEL_GET(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x34, r2, 0x8, 0x70bd28, 0x25dfdbfb, {}, [@L2TP_ATTR_SEND_SEQ={0x5, 0x13, 0x5}, @L2TP_ATTR_SEND_SEQ={0x5, 0x13, 0x81}, @L2TP_ATTR_UDP_ZERO_CSUM6_RX={0x5, 0x22, 0x1}, @L2TP_ATTR_MTU={0x6, 0x1c, 0xffff}]}, 0x34}, 0x1, 0x0, 0x0, 0x4800}, 0x8000) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) [ 528.109534] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fecb8f3d7aa [ 528.116795] RDX: 0000000020000040 RSI: 0000000020000080 RDI: 00007fecb78b0fe0 [ 528.124064] RBP: 00007fecb78b1020 R08: 00007fecb78b1020 R09: 0000000020000040 [ 528.131341] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000040 [ 528.138608] R13: 0000000020000080 R14: 00007fecb78b0fe0 R15: 00000000200005c0 [ 528.158355] FAULT_INJECTION: forcing a failure. [ 528.158355] name failslab, interval 1, probability 0, space 0, times 0 [ 528.184089] CPU: 0 PID: 14378 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 528.192105] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 528.201452] Call Trace: [ 528.204040] dump_stack+0x1b2/0x281 [ 528.207701] should_fail.cold+0x10a/0x149 [ 528.211869] should_failslab+0xd6/0x130 [ 528.215853] __kmalloc+0x2c1/0x400 [ 528.219388] ? ext4_find_extent+0x879/0xbc0 [ 528.223712] ext4_find_extent+0x879/0xbc0 [ 528.227863] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 528.233314] ext4_ext_map_blocks+0x19a/0x6b10 [ 528.237815] ? __lock_acquire+0x5fc/0x3f20 [ 528.242085] ? mark_buffer_dirty+0x95/0x480 [ 528.246416] ? trace_hardirqs_on+0x10/0x10 [ 528.250735] ? __ext4_handle_dirty_metadata+0x120/0x480 [ 528.256097] ? ext4_find_delalloc_cluster+0x180/0x180 [ 528.261287] ? trace_hardirqs_on+0x10/0x10 [ 528.265521] ? ext4_mark_iloc_dirty+0x1822/0x26a0 [ 528.270389] ? ext4_es_lookup_extent+0x321/0xac0 [ 528.275151] ? lock_acquire+0x170/0x3f0 [ 528.279129] ? lock_acquire+0x170/0x3f0 [ 528.283102] ? ext4_map_blocks+0x623/0x1730 [ 528.287432] ext4_map_blocks+0x675/0x1730 [ 528.291589] ? ext4_issue_zeroout+0x150/0x150 [ 528.296080] ? __ext4_new_inode+0x27c/0x4eb0 [ 528.300497] ext4_getblk+0x98/0x3f0 [ 528.304124] ? ext4_iomap_begin+0x7f0/0x7f0 [ 528.308453] ext4_bread+0x6c/0x1a0 [ 528.311997] ? ext4_getblk+0x3f0/0x3f0 [ 528.315892] ? dquot_initialize_needed+0x240/0x240 [ 528.320820] ext4_append+0x143/0x350 [ 528.324540] ext4_mkdir+0x4c9/0xbd0 [ 528.328183] ? ext4_init_dot_dotdot+0x5a0/0x5a0 [ 528.332852] ? security_inode_mkdir+0xca/0x100 [ 528.337441] vfs_mkdir+0x463/0x6e0 [ 528.340982] SyS_mkdirat+0x1fd/0x270 [ 528.344692] ? SyS_mknod+0x30/0x30 [ 528.346420] ISOFS: Unable to identify CD-ROM format. [ 528.348223] ? fput_many+0xe/0x140 [ 528.356875] ? do_syscall_64+0x4c/0x640 [ 528.360842] ? SyS_mknod+0x30/0x30 [ 528.364382] do_syscall_64+0x1d5/0x640 [ 528.368270] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 528.373448] RIP: 0033:0x7fbee387d387 [ 528.377150] RSP: 002b:00007fbee21f2f88 EFLAGS: 00000213 ORIG_RAX: 0000000000000102 [ 528.384848] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fbee387d387 [ 528.392100] RDX: 00000000000001ff RSI: 0000000020000080 RDI: 00000000ffffff9c [ 528.399359] RBP: 00007fbee21f31d0 R08: 0000000000000000 R09: 00007fbee21f31d0 [ 528.406619] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000040 10:49:47 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 56) 10:49:47 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) r2 = openat$ocfs2_control(0xffffffffffffff9c, &(0x7f0000000040), 0x341000, 0x0) sendmsg$L2TP_CMD_TUNNEL_MODIFY(r1, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000140)={&(0x7f0000000080)={0x58, 0x0, 0x400, 0x70bd2b, 0x25dfdbff, {}, [@L2TP_ATTR_UDP_DPORT={0x6, 0x1b, 0x4e22}, @L2TP_ATTR_RECV_SEQ={0x5, 0x12, 0x4e}, @L2TP_ATTR_VLAN_ID={0x6, 0xe, 0x39}, @L2TP_ATTR_DEBUG={0x8, 0x11, 0x1}, @L2TP_ATTR_IP6_DADDR={0x14, 0x20, @private1}, @L2TP_ATTR_FD={0x8, 0x17, @l2tp6=r2}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x4}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000890}, 0x40) 10:49:47 executing program 5: r0 = socket$rxrpc(0x21, 0x2, 0xa) setsockopt$RXRPC_SECURITY_KEYRING(r0, 0x110, 0x2, 0x0, 0x0) [ 528.413866] R13: 0000000020000080 R14: 00007fbee21f2fe0 R15: 00000000200005c0 10:49:47 executing program 2: r0 = getuid() syz_mount_image$romfs(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x100000000, 0x4, &(0x7f00000012c0)=[{&(0x7f0000000080)="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", 0x1000}, {&(0x7f0000001080)="d6865dc7f855a156", 0x8, 0x1}, {&(0x7f00000010c0)="5c6d2ae0dba385ae807a18ebc6d1a74fbecc7eaa0370ab0543034c65a006d1edcb9fa469adc650a3161819dd2e5b20fe942eb9f9547e9d9c1669b3964457c05b22d6947c1a85bd5361bc6dce274894816fdf7ac6d5c36981e67b9b83af85146f39c20bfef9f989e98f2a663f0fcdc702976e7722beaff8a10bb7ae401077890b14c9ab6d48e36d73ab958c4ca021ddaf75e29b6d6ec68c1bbae9335c8f506d10918e5c31fdb564de24ec9613ded07a2d836c6e8ba12f8839e4472144cf07295d83b778dfb234dcbf5ec1fa6794518d3d9b5512c5fe9d8a1ea134285fbe4f7e19dc3281e11378d9263a5e1f209b84bfc78c3b", 0xf2, 0x7fffffffffffffff}, {&(0x7f00000011c0)="c4e3023f3e1ab88b92f735f43b1e48fb5e1bdad924c02f4f1fcc3003044530e3cee13a3e851c0206b80d7aeb44267222f9f9bb3666804d45a82e7426eb406660126a3d28a6d7c5016b555028b48c78a54e519f61918c61411858a3e3cb9ded2f9d266c8205c1638717cb799c15f9be136d1838c36641f87007b0cf89e90f709af8478e62f9d376cda54e7fdca63b77c37d6e65334dec3fc8a75b5c0c4ed933afac7980acd089e0b7f0c694359fd82cbaf712d29e9c3af9c4f06345b61b86c48eb8022dd635af7e22fcd4eb9e2dd8843d277f0fb0ba6f5017698fd0faec414e8d299a0204b92ba0a7e914424b70fcce", 0xef, 0x1}], 0x1000, &(0x7f0000001340)={[{'!-{[!-@\''}, {':#'}, {}, {'!]'}, {}, {}], [{@appraise}, {@obj_user={'obj_user', 0x3d, '\''}}, {@smackfsroot={'smackfsroot', 0x3d, '.'}}, {@uid_lt={'uid<', r0}}]}) (async) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) (async) shmctl$SHM_UNLOCK(0x0, 0xc) 10:49:47 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$L2TP_CMD_TUNNEL_GET(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x34, r2, 0x8, 0x70bd28, 0x25dfdbfb, {}, [@L2TP_ATTR_SEND_SEQ={0x5, 0x13, 0x5}, @L2TP_ATTR_SEND_SEQ={0x5, 0x13, 0x81}, @L2TP_ATTR_UDP_ZERO_CSUM6_RX={0x5, 0x22, 0x1}, @L2TP_ATTR_MTU={0x6, 0x1c, 0xffff}]}, 0x34}, 0x1, 0x0, 0x0, 0x4800}, 0x8000) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) socket$l2tp6(0xa, 0x2, 0x73) (async) pipe(&(0x7f0000000100)) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000040), 0xffffffffffffffff) (async) sendmsg$L2TP_CMD_TUNNEL_GET(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x34, r2, 0x8, 0x70bd28, 0x25dfdbfb, {}, [@L2TP_ATTR_SEND_SEQ={0x5, 0x13, 0x5}, @L2TP_ATTR_SEND_SEQ={0x5, 0x13, 0x81}, @L2TP_ATTR_UDP_ZERO_CSUM6_RX={0x5, 0x22, 0x1}, @L2TP_ATTR_MTU={0x6, 0x1c, 0xffff}]}, 0x34}, 0x1, 0x0, 0x0, 0x4800}, 0x8000) (async) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) (async) 10:49:47 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 44) 10:49:47 executing program 5: r0 = socket$rxrpc(0x21, 0x2, 0xa) setsockopt$RXRPC_SECURITY_KEYRING(r0, 0x110, 0x2, 0x0, 0x0) 10:49:47 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x1, 0x0, &(0x7f0000000100)) [ 528.485950] FAULT_INJECTION: forcing a failure. [ 528.485950] name failslab, interval 1, probability 0, space 0, times 0 10:49:47 executing program 1: r0 = socket$l2tp6(0xa, 0x2, 0x73) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r1) (async) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$L2TP_CMD_TUNNEL_GET(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x34, r2, 0x8, 0x70bd28, 0x25dfdbfb, {}, [@L2TP_ATTR_SEND_SEQ={0x5, 0x13, 0x5}, @L2TP_ATTR_SEND_SEQ={0x5, 0x13, 0x81}, @L2TP_ATTR_UDP_ZERO_CSUM6_RX={0x5, 0x22, 0x1}, @L2TP_ATTR_MTU={0x6, 0x1c, 0xffff}]}, 0x34}, 0x1, 0x0, 0x0, 0x4800}, 0x8000) (async) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40010163, 0x0, 0x0) 10:49:47 executing program 2: r0 = getuid() syz_mount_image$romfs(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x100000000, 0x4, &(0x7f00000012c0)=[{&(0x7f0000000080)="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0x1000}, {&(0x7f0000001080)="d6865dc7f855a156", 0x8, 0x1}, {&(0x7f00000010c0)="5c6d2ae0dba385ae807a18ebc6d1a74fbecc7eaa0370ab0543034c65a006d1edcb9fa469adc650a3161819dd2e5b20fe942eb9f9547e9d9c1669b3964457c05b22d6947c1a85bd5361bc6dce274894816fdf7ac6d5c36981e67b9b83af85146f39c20bfef9f989e98f2a663f0fcdc702976e7722beaff8a10bb7ae401077890b14c9ab6d48e36d73ab958c4ca021ddaf75e29b6d6ec68c1bbae9335c8f506d10918e5c31fdb564de24ec9613ded07a2d836c6e8ba12f8839e4472144cf07295d83b778dfb234dcbf5ec1fa6794518d3d9b5512c5fe9d8a1ea134285fbe4f7e19dc3281e11378d9263a5e1f209b84bfc78c3b", 0xf2, 0x7fffffffffffffff}, {&(0x7f00000011c0)="c4e3023f3e1ab88b92f735f43b1e48fb5e1bdad924c02f4f1fcc3003044530e3cee13a3e851c0206b80d7aeb44267222f9f9bb3666804d45a82e7426eb406660126a3d28a6d7c5016b555028b48c78a54e519f61918c61411858a3e3cb9ded2f9d266c8205c1638717cb799c15f9be136d1838c36641f87007b0cf89e90f709af8478e62f9d376cda54e7fdca63b77c37d6e65334dec3fc8a75b5c0c4ed933afac7980acd089e0b7f0c694359fd82cbaf712d29e9c3af9c4f06345b61b86c48eb8022dd635af7e22fcd4eb9e2dd8843d277f0fb0ba6f5017698fd0faec414e8d299a0204b92ba0a7e914424b70fcce", 0xef, 0x1}], 0x1000, &(0x7f0000001340)={[{'!-{[!-@\''}, {':#'}, {}, {'!]'}, {}, {}], [{@appraise}, {@obj_user={'obj_user', 0x3d, '\''}}, {@smackfsroot={'smackfsroot', 0x3d, '.'}}, {@uid_lt={'uid<', r0}}]}) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) shmctl$SHM_UNLOCK(0x0, 0xc) getuid() (async) syz_mount_image$romfs(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x100000000, 0x4, &(0x7f00000012c0)=[{&(0x7f0000000080)="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", 0x1000}, {&(0x7f0000001080)="d6865dc7f855a156", 0x8, 0x1}, {&(0x7f00000010c0)="5c6d2ae0dba385ae807a18ebc6d1a74fbecc7eaa0370ab0543034c65a006d1edcb9fa469adc650a3161819dd2e5b20fe942eb9f9547e9d9c1669b3964457c05b22d6947c1a85bd5361bc6dce274894816fdf7ac6d5c36981e67b9b83af85146f39c20bfef9f989e98f2a663f0fcdc702976e7722beaff8a10bb7ae401077890b14c9ab6d48e36d73ab958c4ca021ddaf75e29b6d6ec68c1bbae9335c8f506d10918e5c31fdb564de24ec9613ded07a2d836c6e8ba12f8839e4472144cf07295d83b778dfb234dcbf5ec1fa6794518d3d9b5512c5fe9d8a1ea134285fbe4f7e19dc3281e11378d9263a5e1f209b84bfc78c3b", 0xf2, 0x7fffffffffffffff}, {&(0x7f00000011c0)="c4e3023f3e1ab88b92f735f43b1e48fb5e1bdad924c02f4f1fcc3003044530e3cee13a3e851c0206b80d7aeb44267222f9f9bb3666804d45a82e7426eb406660126a3d28a6d7c5016b555028b48c78a54e519f61918c61411858a3e3cb9ded2f9d266c8205c1638717cb799c15f9be136d1838c36641f87007b0cf89e90f709af8478e62f9d376cda54e7fdca63b77c37d6e65334dec3fc8a75b5c0c4ed933afac7980acd089e0b7f0c694359fd82cbaf712d29e9c3af9c4f06345b61b86c48eb8022dd635af7e22fcd4eb9e2dd8843d277f0fb0ba6f5017698fd0faec414e8d299a0204b92ba0a7e914424b70fcce", 0xef, 0x1}], 0x1000, &(0x7f0000001340)={[{'!-{[!-@\''}, {':#'}, {}, {'!]'}, {}, {}], [{@appraise}, {@obj_user={'obj_user', 0x3d, '\''}}, {@smackfsroot={'smackfsroot', 0x3d, '.'}}, {@uid_lt={'uid<', r0}}]}) (async) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) (async) shmctl$SHM_UNLOCK(0x0, 0xc) (async) [ 528.526430] FAULT_INJECTION: forcing a failure. [ 528.526430] name failslab, interval 1, probability 0, space 0, times 0 [ 528.557082] CPU: 0 PID: 14416 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 528.564995] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 528.574344] Call Trace: 10:49:47 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x1, 0x0, &(0x7f0000000100)) 10:49:47 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x1, 0x0, &(0x7f0000000100)) [ 528.576931] dump_stack+0x1b2/0x281 [ 528.580570] should_fail.cold+0x10a/0x149 [ 528.584718] should_failslab+0xd6/0x130 [ 528.588694] __kmalloc+0x2c1/0x400 [ 528.592230] ? __list_lru_init+0x67/0x710 [ 528.596372] __list_lru_init+0x67/0x710 [ 528.600348] sget_userns+0x504/0xc10 [ 528.604055] ? set_bdev_super+0x110/0x110 [ 528.608207] ? ns_test_super+0x50/0x50 [ 528.612093] ? set_bdev_super+0x110/0x110 [ 528.616233] ? ns_test_super+0x50/0x50 [ 528.620111] sget+0xd1/0x110 [ 528.623127] mount_bdev+0xcd/0x360 [ 528.626662] ? __isofs_iget+0x1e90/0x1e90 [ 528.630807] mount_fs+0x92/0x2a0 [ 528.634174] vfs_kern_mount.part.0+0x5b/0x470 [ 528.638668] do_mount+0xe65/0x2a30 [ 528.642203] ? __do_page_fault+0x159/0xad0 [ 528.646432] ? retint_kernel+0x2d/0x2d [ 528.650313] ? copy_mount_string+0x40/0x40 [ 528.654542] ? memset+0x20/0x40 [ 528.657818] ? copy_mount_options+0x1fa/0x2f0 [ 528.662307] ? copy_mnt_ns+0xa30/0xa30 [ 528.666188] SyS_mount+0xa8/0x120 [ 528.669635] ? copy_mnt_ns+0xa30/0xa30 [ 528.673512] do_syscall_64+0x1d5/0x640 [ 528.677394] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 528.682568] RIP: 0033:0x7fecb8f3d7aa [ 528.686261] RSP: 002b:00007fecb78b0f88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 528.693954] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fecb8f3d7aa [ 528.701213] RDX: 0000000020000040 RSI: 0000000020000080 RDI: 00007fecb78b0fe0 [ 528.708472] RBP: 00007fecb78b1020 R08: 00007fecb78b1020 R09: 0000000020000040 [ 528.715728] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000040 [ 528.723163] R13: 0000000020000080 R14: 00007fecb78b0fe0 R15: 00000000200005c0 [ 528.738353] CPU: 1 PID: 14420 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 528.746242] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 528.755586] Call Trace: [ 528.758170] dump_stack+0x1b2/0x281 [ 528.761802] should_fail.cold+0x10a/0x149 [ 528.765942] should_failslab+0xd6/0x130 [ 528.769904] __kmalloc_track_caller+0x2bc/0x400 [ 528.774577] ? strndup_user+0x5b/0xf0 [ 528.778364] memdup_user+0x22/0xa0 [ 528.781899] strndup_user+0x5b/0xf0 [ 528.785515] ? copy_mnt_ns+0xa30/0xa30 [ 528.789389] SyS_mount+0x39/0x120 [ 528.792823] ? copy_mnt_ns+0xa30/0xa30 [ 528.796694] do_syscall_64+0x1d5/0x640 [ 528.800568] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 528.805738] RIP: 0033:0x7fbee387f7aa [ 528.809427] RSP: 002b:00007fbee21f2f88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 528.817118] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fbee387f7aa [ 528.824378] RDX: 0000000020000040 RSI: 0000000020000080 RDI: 00007fbee21f2fe0 [ 528.831627] RBP: 00007fbee21f3020 R08: 00007fbee21f3020 R09: 0000000020000040 [ 528.838879] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000040 [ 528.846128] R13: 0000000020000080 R14: 00007fbee21f2fe0 R15: 00000000200005c0 10:49:47 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 57) 10:49:47 executing program 1: ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_SYNC_FILE(0xffffffffffffffff, 0xc01064c2, &(0x7f0000000040)={0x0}) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_SYNC_FILE(0xffffffffffffffff, 0xc01064c2, &(0x7f0000000080)={0x0}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) ioctl$DRM_IOCTL_SYNCOBJ_SIGNAL(r2, 0xc01064c5, &(0x7f0000000240)={&(0x7f0000000200)}) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(0xffffffffffffffff, 0xc00864bf, &(0x7f00000000c0)={0x0, 0x1}) ioctl$DRM_IOCTL_SYNCOBJ_TIMELINE_SIGNAL(0xffffffffffffffff, 0xc01864cd, &(0x7f00000001c0)={&(0x7f0000000140)=[r0, 0x0, r1, 0x0, r3, 0x0, 0x0], &(0x7f0000000180)=[0x5, 0x4, 0x69a, 0x1, 0x1, 0x4], 0x7}) r4 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r4, 0x0, 0x0, 0x40010163, 0x0, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r5) bind$l2tp6(r5, &(0x7f0000000000)={0xa, 0x0, 0x8001, @loopback, 0x3, 0x1}, 0x20) 10:49:47 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) syz_open_dev$dri(&(0x7f0000000000), 0xfff, 0x44800) r1 = socket$netlink(0x10, 0x3, 0x7) connect$netlink(r1, &(0x7f0000000040)=@proc={0x10, 0x0, 0x25dfdbfc, 0x2000000}, 0xc) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) 10:49:47 executing program 5: r0 = socket$rxrpc(0x21, 0x2, 0xa) setsockopt$RXRPC_SECURITY_KEYRING(r0, 0x110, 0x2, 0x0, 0x0) 10:49:47 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) r0 = socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl80211(&(0x7f0000000000), r0) 10:49:47 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 45) 10:49:48 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) (async) r0 = socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl80211(&(0x7f0000000000), r0) 10:49:48 executing program 1: ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_SYNC_FILE(0xffffffffffffffff, 0xc01064c2, &(0x7f0000000040)={0x0}) (async) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_SYNC_FILE(0xffffffffffffffff, 0xc01064c2, &(0x7f0000000080)={0x0}) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) (async) ioctl$DRM_IOCTL_SYNCOBJ_SIGNAL(r2, 0xc01064c5, &(0x7f0000000240)={&(0x7f0000000200)}) (async) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(0xffffffffffffffff, 0xc00864bf, &(0x7f00000000c0)={0x0, 0x1}) ioctl$DRM_IOCTL_SYNCOBJ_TIMELINE_SIGNAL(0xffffffffffffffff, 0xc01864cd, &(0x7f00000001c0)={&(0x7f0000000140)=[r0, 0x0, r1, 0x0, r3, 0x0, 0x0], &(0x7f0000000180)=[0x5, 0x4, 0x69a, 0x1, 0x1, 0x4], 0x7}) r4 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r4, 0x0, 0x0, 0x40010163, 0x0, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r5) (async) bind$l2tp6(r5, &(0x7f0000000000)={0xa, 0x0, 0x8001, @loopback, 0x3, 0x1}, 0x20) 10:49:48 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) (async) syz_open_dev$dri(&(0x7f0000000000), 0xfff, 0x44800) r1 = socket$netlink(0x10, 0x3, 0x7) connect$netlink(r1, &(0x7f0000000040)=@proc={0x10, 0x0, 0x25dfdbfc, 0x2000000}, 0xc) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) 10:49:48 executing program 2: sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) r0 = socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl80211(&(0x7f0000000000), r0) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, 0x0, 0xeedded79fdf9d180) (async) socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nl80211(&(0x7f0000000000), r0) (async) [ 528.978929] FAULT_INJECTION: forcing a failure. [ 528.978929] name failslab, interval 1, probability 0, space 0, times 0 [ 529.007490] FAULT_INJECTION: forcing a failure. [ 529.007490] name failslab, interval 1, probability 0, space 0, times 0 [ 529.012550] CPU: 1 PID: 14473 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 529.026760] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 529.036094] Call Trace: [ 529.038667] dump_stack+0x1b2/0x281 [ 529.042279] should_fail.cold+0x10a/0x149 [ 529.046416] should_failslab+0xd6/0x130 [ 529.050374] __kmalloc_track_caller+0x2bc/0x400 [ 529.055025] ? strndup_user+0x5b/0xf0 [ 529.058807] memdup_user+0x22/0xa0 [ 529.062328] strndup_user+0x5b/0xf0 [ 529.065936] ? copy_mnt_ns+0xa30/0xa30 [ 529.069801] SyS_mount+0x68/0x120 [ 529.073237] ? copy_mnt_ns+0xa30/0xa30 [ 529.077114] do_syscall_64+0x1d5/0x640 [ 529.080984] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 529.086155] RIP: 0033:0x7fbee387f7aa [ 529.089844] RSP: 002b:00007fbee21f2f88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 529.097532] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fbee387f7aa [ 529.104779] RDX: 0000000020000040 RSI: 0000000020000080 RDI: 00007fbee21f2fe0 [ 529.112039] RBP: 00007fbee21f3020 R08: 00007fbee21f3020 R09: 0000000020000040 [ 529.119287] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000040 10:49:48 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) syz_open_dev$dri(&(0x7f0000000000), 0xfff, 0x44800) r1 = socket$netlink(0x10, 0x3, 0x7) connect$netlink(r1, &(0x7f0000000040)=@proc={0x10, 0x0, 0x25dfdbfc, 0x2000000}, 0xc) (async) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) [ 529.126534] R13: 0000000020000080 R14: 00007fbee21f2fe0 R15: 00000000200005c0 [ 529.133797] CPU: 0 PID: 14477 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 529.141682] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 529.151028] Call Trace: [ 529.153618] dump_stack+0x1b2/0x281 [ 529.157250] should_fail.cold+0x10a/0x149 [ 529.161407] should_failslab+0xd6/0x130 [ 529.165383] kmem_cache_alloc+0x40/0x3c0 [ 529.169443] radix_tree_node_alloc.constprop.0+0x1b0/0x2f0 [ 529.175072] __radix_tree_create+0x323/0x4b0 10:49:48 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) socket$l2tp6(0xa, 0x2, 0x73) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) [ 529.179484] page_cache_tree_insert+0x98/0x2a0 [ 529.184060] ? file_check_and_advance_wb_err+0x370/0x370 [ 529.189505] ? __add_to_page_cache_locked+0x1ed/0x840 [ 529.194700] __add_to_page_cache_locked+0x1fd/0x840 [ 529.199723] ? page_cache_tree_insert+0x2a0/0x2a0 [ 529.204560] ? lock_downgrade+0x740/0x740 [ 529.208702] add_to_page_cache_lru+0xcf/0x2b0 [ 529.213193] ? add_to_page_cache_locked+0x40/0x40 [ 529.218036] ? alloc_pages_current+0x15d/0x260 [ 529.222617] pagecache_get_page+0x300/0xab0 [ 529.226941] __getblk_slow+0x1dd/0x7a0 [ 529.230836] __bread_gfp+0x206/0x2e0 [ 529.234720] isofs_fill_super+0x97d/0x2340 [ 529.238963] ? __isofs_iget+0x1e90/0x1e90 [ 529.243111] ? pointer+0x9e0/0x9e0 [ 529.246650] ? lock_downgrade+0x740/0x740 [ 529.250796] ? snprintf+0xa5/0xd0 [ 529.254245] ? vsprintf+0x30/0x30 [ 529.257697] ? ns_test_super+0x50/0x50 [ 529.261583] ? set_blocksize+0x125/0x380 [ 529.265653] mount_bdev+0x2b3/0x360 [ 529.269273] ? __isofs_iget+0x1e90/0x1e90 [ 529.273416] mount_fs+0x92/0x2a0 [ 529.276785] vfs_kern_mount.part.0+0x5b/0x470 [ 529.281284] do_mount+0xe65/0x2a30 [ 529.284900] ? __do_page_fault+0x159/0xad0 [ 529.289135] ? retint_kernel+0x2d/0x2d [ 529.293107] ? copy_mount_string+0x40/0x40 [ 529.297344] ? memset+0x20/0x40 [ 529.300622] ? copy_mount_options+0x1fa/0x2f0 [ 529.305113] ? copy_mnt_ns+0xa30/0xa30 [ 529.309001] SyS_mount+0xa8/0x120 [ 529.312451] ? copy_mnt_ns+0xa30/0xa30 [ 529.316334] do_syscall_64+0x1d5/0x640 [ 529.320221] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 529.325401] RIP: 0033:0x7fecb8f3d7aa [ 529.329104] RSP: 002b:00007fecb78b0f88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 529.336806] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fecb8f3d7aa [ 529.344070] RDX: 0000000020000040 RSI: 0000000020000080 RDI: 00007fecb78b0fe0 [ 529.351334] RBP: 00007fecb78b1020 R08: 00007fecb78b1020 R09: 0000000020000040 [ 529.358594] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000040 [ 529.365857] R13: 0000000020000080 R14: 00007fecb78b0fe0 R15: 00000000200005c0 [ 529.398999] ISOFS: Unable to identify CD-ROM format. 10:49:48 executing program 0: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 58) 10:49:48 executing program 2: pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, 0x0, 0x20008845) 10:49:48 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) (async) socket$l2tp6(0xa, 0x2, 0x73) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) 10:49:48 executing program 1: ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_SYNC_FILE(0xffffffffffffffff, 0xc01064c2, &(0x7f0000000040)={0x0}) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_SYNC_FILE(0xffffffffffffffff, 0xc01064c2, &(0x7f0000000080)={0x0}) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r2) (async) ioctl$DRM_IOCTL_SYNCOBJ_SIGNAL(r2, 0xc01064c5, &(0x7f0000000240)={&(0x7f0000000200)}) (async) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(0xffffffffffffffff, 0xc00864bf, &(0x7f00000000c0)={0x0, 0x1}) ioctl$DRM_IOCTL_SYNCOBJ_TIMELINE_SIGNAL(0xffffffffffffffff, 0xc01864cd, &(0x7f00000001c0)={&(0x7f0000000140)=[r0, 0x0, r1, 0x0, r3, 0x0, 0x0], &(0x7f0000000180)=[0x5, 0x4, 0x69a, 0x1, 0x1, 0x4], 0x7}) r4 = socket$l2tp6(0xa, 0x2, 0x73) recvfrom$l2tp6(r4, 0x0, 0x0, 0x40010163, 0x0, 0x0) (async) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000600), r5) (async) bind$l2tp6(r5, &(0x7f0000000000)={0xa, 0x0, 0x8001, @loopback, 0x3, 0x1}, 0x20) 10:49:48 executing program 3: syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, &(0x7f0000000500), 0x0, &(0x7f00000005c0)={[{@hide}]}) (fail_nth: 46) 10:49:48 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) socket$l2tp6(0xa, 0x2, 0x73) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) 10:49:48 executing program 1: socket$l2tp6(0xa, 0x2, 0x73) socketpair(0x18, 0x800, 0x1000, &(0x7f0000000040)={0xffffffffffffffff}) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40000143, 0x0, 0x0) r1 = getpid() mq_notify(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x36, 0x2, @tid=r1}) 10:49:48 executing program 4: ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) openat$apparmor_task_current(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) 10:49:48 executing program 2: pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, 0x0, 0x20008845) pipe(&(0x7f0000000000)) (async) sendmsg$L2TP_CMD_SESSION_MODIFY(r0, 0x0, 0x20008845) (async) 10:49:48 executing program 1: socket$l2tp6(0xa, 0x2, 0x73) socketpair(0x18, 0x800, 0x1000, &(0x7f0000000040)={0xffffffffffffffff}) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40000143, 0x0, 0x0) r1 = getpid() mq_notify(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x36, 0x2, @tid=r1}) socket$l2tp6(0xa, 0x2, 0x73) (async) socketpair(0x18, 0x800, 0x1000, &(0x7f0000000040)) (async) recvfrom$l2tp6(r0, 0x0, 0x0, 0x40000143, 0x0, 0x0) (async) getpid() (async) mq_notify(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x36, 0x2, @tid=r1}) (async) 10:49:48 executing program 4: ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) (async, rerun: 32) openat$apparmor_task_current(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) (async, rerun: 32) r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) [ 529.497562] FAULT_INJECTION: forcing a failure. [ 529.497562] name failslab, interval 1, probability 0, space 0, times 0 [ 529.516402] FAULT_INJECTION: forcing a failure. [ 529.516402] name failslab, interval 1, probability 0, space 0, times 0 [ 529.534464] CPU: 0 PID: 14532 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 10:49:48 executing program 4: ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x2400, 0x0) (async) openat$apparmor_task_current(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$netlink(r0, 0x10e, 0x3, 0x0, &(0x7f0000000100)) [ 529.542359] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 529.551803] Call Trace: [ 529.554512] dump_stack+0x1b2/0x281 [ 529.558145] should_fail.cold+0x10a/0x149 [ 529.562301] should_failslab+0xd6/0x130 [ 529.566302] __kmalloc+0x2c1/0x400 [ 529.569844] ? register_shrinker+0x1ab/0x220 [ 529.574253] register_shrinker+0x1ab/0x220 [ 529.579012] sget_userns+0x9aa/0xc10 [ 529.582727] ? set_bdev_super+0x110/0x110 [ 529.586881] ? ns_test_super+0x50/0x50 [ 529.590768] ? set_bdev_super+0x110/0x110 [ 529.594915] ? ns_test_super+0x50/0x50 [ 529.598801] sget+0xd1/0x110 [ 529.601821] mount_bdev+0xcd/0x360 [ 529.605359] ? __isofs_iget+0x1e90/0x1e90 [ 529.609504] mount_fs+0x92/0x2a0 [ 529.612885] vfs_kern_mount.part.0+0x5b/0x470 [ 529.617381] do_mount+0xe65/0x2a30 [ 529.620924] ? __do_page_fault+0x159/0xad0 [ 529.625157] ? retint_kernel+0x2d/0x2d [ 529.629042] ? copy_mount_string+0x40/0x40 [ 529.633397] ? memset+0x20/0x40 [ 529.636676] ? copy_mount_options+0x1fa/0x2f0 [ 529.641169] ? copy_mnt_ns+0xa30/0xa30 [ 529.645055] SyS_mount+0xa8/0x120 [ 529.648504] ? copy_mnt_ns+0xa30/0xa30 [ 529.652399] do_syscall_64+0x1d5/0x640 [ 529.656300] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 529.661484] RIP: 0033:0x7fecb8f3d7aa [ 529.665198] RSP: 002b:00007fecb78b0f88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 529.673100] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fecb8f3d7aa [ 529.680360] RDX: 0000000020000040 RSI: 0000000020000080 RDI: 00007fecb78b0fe0 [ 529.687651] RBP: 00007fecb78b1020 R08: 00007fecb78b1020 R09: 0000000020000040 [ 529.694925] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000040 [ 529.702193] R13: 0000000020000080 R14: 00007fecb78b0fe0 R15: 00000000200005c0 [ 529.719274] CPU: 0 PID: 14533 Comm: syz-executor.3 Not tainted 4.14.290-syzkaller #0 [ 529.727178] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 529.736529] Call Trace: [ 529.739116] dump_stack+0x1b2/0x281 [ 529.742749] should_fail.cold+0x10a/0x149 [ 529.746905] should_failslab+0xd6/0x130 [ 529.750892] __kmalloc_track_caller+0x2bc/0x400 [ 529.755563] ? strndup_user+0x5b/0xf0 [ 529.759372] memdup_user+0x22/0xa0 [ 529.762928] strndup_user+0x5b/0xf0 [ 529.766555] ? copy_mnt_ns+0xa30/0xa30 [ 529.770441] SyS_mount+0x39/0x120 [ 529.773888] ? copy_mnt_ns+0xa30/0xa30 [ 529.775923] ------------[ cut here ]------------ [ 529.777773] do_syscall_64+0x1d5/0x640 [ 529.782520] WARNING: CPU: 1 PID: 14532 at fs/super.c:1163 kill_block_super+0xbe/0xe0 [ 529.786413] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 529.794282] Kernel panic - not syncing: panic_on_warn set ... [ 529.794282] [ 529.799450] RIP: 0033:0x7fbee387f7aa [ 529.810471] RSP: 002b:00007fbee21f2f88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 529.818160] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fbee387f7aa [ 529.825428] RDX: 0000000020000040 RSI: 0000000020000080 RDI: 00007fbee21f2fe0 [ 529.832680] RBP: 00007fbee21f3020 R08: 00007fbee21f3020 R09: 0000000020000040 [ 529.839933] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000040 [ 529.847184] R13: 0000000020000080 R14: 00007fbee21f2fe0 R15: 00000000200005c0 [ 529.854463] CPU: 1 PID: 14532 Comm: syz-executor.0 Not tainted 4.14.290-syzkaller #0 [ 529.862340] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 529.871677] Call Trace: [ 529.874244] dump_stack+0x1b2/0x281 [ 529.877869] panic+0x1f9/0x42d [ 529.881039] ? add_taint.cold+0x16/0x16 [ 529.884994] ? kill_block_super+0xbe/0xe0 [ 529.889116] ? __warn.cold+0x5/0x44 [ 529.892723] ? kill_block_super+0xbe/0xe0 [ 529.896864] __warn.cold+0x20/0x44 [ 529.900383] ? ist_end_non_atomic+0x10/0x10 [ 529.904773] ? kill_block_super+0xbe/0xe0 [ 529.908898] report_bug+0x208/0x250 [ 529.912529] do_error_trap+0x195/0x2d0 [ 529.916407] ? math_error+0x2d0/0x2d0 [ 529.920215] ? retint_kernel+0x2d/0x2d [ 529.924092] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 529.928918] invalid_op+0x1b/0x40 [ 529.932358] RIP: 0010:kill_block_super+0xbe/0xe0 [ 529.937086] RSP: 0018:ffff88808d8cfbc8 EFLAGS: 00010246 [ 529.942433] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90005bb2000 [ 529.949682] RDX: 0000000000040000 RSI: ffffffff81875ece RDI: ffff8880a4c235f0 [ 529.956933] RBP: ffff88809cbe0440 R08: ffffffff8b9b7390 R09: 0000000000000001 [ 529.964178] R10: 0000000000000000 R11: ffff88807d8685c0 R12: ffff8880a4c23140 [ 529.971426] R13: ffffffff890aebf0 R14: ffffffff88f45760 R15: dffffc0000000000 [ 529.978700] ? kill_block_super+0xbe/0xe0 [ 529.982846] ? kill_block_super+0xbe/0xe0 [ 529.986972] deactivate_locked_super+0x6c/0xd0 [ 529.991532] sget_userns+0x9c4/0xc10 [ 529.995225] ? set_bdev_super+0x110/0x110 [ 529.999357] ? ns_test_super+0x50/0x50 [ 530.003222] ? set_bdev_super+0x110/0x110 [ 530.007369] ? ns_test_super+0x50/0x50 [ 530.011235] sget+0xd1/0x110 [ 530.014231] mount_bdev+0xcd/0x360 [ 530.017746] ? __isofs_iget+0x1e90/0x1e90 [ 530.021878] mount_fs+0x92/0x2a0 [ 530.025223] vfs_kern_mount.part.0+0x5b/0x470 [ 530.029696] do_mount+0xe65/0x2a30 [ 530.033215] ? __do_page_fault+0x159/0xad0 [ 530.037430] ? retint_kernel+0x2d/0x2d [ 530.041306] ? copy_mount_string+0x40/0x40 [ 530.045525] ? memset+0x20/0x40 [ 530.048782] ? copy_mount_options+0x1fa/0x2f0 [ 530.053340] ? copy_mnt_ns+0xa30/0xa30 [ 530.057206] SyS_mount+0xa8/0x120 [ 530.060640] ? copy_mnt_ns+0xa30/0xa30 [ 530.064505] do_syscall_64+0x1d5/0x640 [ 530.068375] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 530.073561] RIP: 0033:0x7fecb8f3d7aa [ 530.077250] RSP: 002b:00007fecb78b0f88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 530.084954] RAX: ffffffffffffffda RBX: 0000000020000500 RCX: 00007fecb8f3d7aa [ 530.092219] RDX: 0000000020000040 RSI: 0000000020000080 RDI: 00007fecb78b0fe0 [ 530.099469] RBP: 00007fecb78b1020 R08: 00007fecb78b1020 R09: 0000000020000040 [ 530.106719] R10: 0000000000000001 R11: 0000000000000202 R12: 0000000020000040 [ 530.113974] R13: 0000000020000080 R14: 00007fecb78b0fe0 R15: 00000000200005c0 [ 530.121595] Kernel Offset: disabled [ 530.125279] Rebooting in 86400 seconds..