last executing test programs: 14.275845166s ago: executing program 0 (id=3854): r0 = syz_usb_connect(0x0, 0x36, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0x7, 0xfe, 0xc1, 0x20, 0x565, 0x3, 0xa567, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x10, 0x0, [{{0x9, 0x4, 0x34, 0x0, 0x2, 0x79, 0x7a, 0x6e, 0x0, [], [{{0x9, 0x5, 0x7, 0x2, 0x200, 0x2}}, {{0x9, 0x5, 0x82, 0x2, 0x200}}]}}]}}]}}, 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io$uac1(r0, 0x0, &(0x7f0000000500)={0x44, &(0x7f00000001c0)={0x0, 0x13, 0x4, "f2c93366"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_connect(0x5, 0x24, &(0x7f0000001bc0)={{0x12, 0x1, 0x201, 0x8f, 0x98, 0xa6, 0x10, 0xaf0, 0xd157, 0x69b6, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x9, 0x7, 0xb8, 0x3, [{{0x9, 0x4, 0xd2, 0x5, 0x0, 0xcc, 0x5a, 0xea, 0x8}}]}}]}}, &(0x7f0000002200)={0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$uac1(0xffffffffffffffff, 0x0, 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_connect$cdc_ncm(0x1, 0x95, &(0x7f0000000080)={{0x12, 0x1, 0x310, 0x2, 0x0, 0x0, 0x30, 0x525, 0xa4a1, 0x40, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x83, 0x2, 0x1, 0x80, 0x20, 0x7, {{0x9, 0x4, 0x0, 0x0, 0x1, 0x2, 0xd, 0x0, 0x0, {{0x7, 0x24, 0x6, 0x0, 0x1, "31b1"}, {0x5, 0x24, 0x0, 0xa}, {0xd, 0x24, 0xf, 0x1, 0x5, 0x7fff, 0x1ff, 0x5}, {0x6, 0x24, 0x1a, 0x7, 0x13}, [@call_mgmt={0x5, 0x24, 0x1, 0x0, 0x3}, @mbim={0xc, 0x24, 0x1b, 0x1, 0x5, 0x5, 0x5, 0xa, 0x3}, @mbim={0xc, 0x24, 0x1b, 0x77c6, 0x4, 0x6, 0x1, 0x95, 0x8}, @country_functional={0x8, 0x24, 0x7, 0x4d, 0xc, [0x0]}]}, {{0x9, 0x5, 0x81, 0x3, 0x40, 0xe, 0x1, 0x40}}}, {}, {0x9, 0x4, 0x1, 0x1, 0x2, 0x2, 0xd, 0x0, 0x0, "", {{{0x9, 0x5, 0x82, 0x2, 0x200, 0xff, 0x6, 0x7}}, {{0x9, 0x5, 0x3, 0x2, 0x10, 0xdb, 0x9, 0x8}}}}}}}]}}, &(0x7f0000000480)={0xa, &(0x7f0000000000)={0xa, 0x6, 0x110, 0x2, 0x9, 0xf8, 0x40, 0x9}, 0x3c, &(0x7f0000000140)={0x5, 0xf, 0x3c, 0x3, [@generic={0x18, 0x10, 0x4, "4cb014ed452b4ec3d094e4dbc5aa6870ae28dc2726"}, @wireless={0xb, 0x10, 0x1, 0xe, 0x20, 0xf, 0xf9, 0x80, 0x9}, @ss_container_id={0x14, 0x10, 0x4, 0xaf, "8d173a2d68501dbdf7358d7791daf622"}]}, 0x6, [{0x4, &(0x7f0000000180)=@lang_id={0x4, 0x3, 0x1401}}, {0x4, &(0x7f0000000240)=@lang_id={0x4, 0x3, 0x140a}}, {0x97, &(0x7f0000000280)=@string={0x97, 0x3, "85eb420f78d6e786a9a005ac5206cfcd5efee873cc24744e447194b583916fd69f85dbc3c1bd76b8f99718e7fe0535a7f3067ef6ae511fc9aa503bb6511fce4bb8d3fd04d41f1fbda99684b0c5a48931118dedc1e06712e619eb4473878efc4adef3c40b824eaf4107f5654b06e41c40b7a8c56112ae0bf669c96a81aa8881e4fadb125f450949570058b0d135c02d2509705c6e0a"}}, {0xfc, &(0x7f0000000580)=@string={0xfc, 0x3, "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"}}, {0x4, &(0x7f0000000340)=@lang_id={0x4, 0x3, 0x421}}, {0x4, &(0x7f0000000380)=@lang_id={0x4, 0x3, 0x2c0a}}]}) syz_usb_control_io$uac1(r0, 0x0, &(0x7f0000000400)={0x44, &(0x7f0000000200)={0x40, 0x15, 0x5, 'a@ro>'}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$hid(r0, 0x0, &(0x7f0000000900)={0x60, &(0x7f0000000680)={0x20, 0x7, 0x4, "d59537c8"}, 0x0, 0x0, 0x0, 0x0}) 13.523334957s ago: executing program 3 (id=3855): r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000795d6c08450c3a616dc4010203010902120001000000000904"], 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, 0x0, &(0x7f0000000400)={0x2c, &(0x7f0000000040)=ANY=[], 0x0, 0x0, 0x0, 0x0}) (async) syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0) (async) syz_usb_control_io(r0, 0x0, &(0x7f0000000800)={0x84, &(0x7f0000000280)=ANY=[@ANYBLOB], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$printer(r0, 0x0, 0x0) 13.309915921s ago: executing program 1 (id=3857): r0 = syz_usb_connect(0x0, 0x36, &(0x7f0000000080)={{0x12, 0x1, 0x141, 0x48, 0x13, 0x44, 0x20, 0x424, 0x7500, 0x69ee, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x10, 0x0, [{{0x9, 0x4, 0xb8, 0x7, 0x2, 0x96, 0xd1, 0xca, 0x0, [], [{{0x9, 0x5, 0x6, 0x2, 0x200, 0xd, 0x0, 0x6}}, {{0x9, 0x5, 0x82, 0x2, 0x200, 0x0, 0x1, 0x10}}]}}]}}]}}, 0x0) syz_usb_control_io$uac1(r0, 0x0, 0x0) syz_usb_control_io(r0, 0x0, &(0x7f0000000900)={0x84, &(0x7f00000003c0)={0x0, 0x5, 0x4, "abe763a8"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r1 = syz_usb_connect$cdc_ecm(0x1, 0x60, &(0x7f0000000000)={{0x12, 0x1, 0x300, 0x2, 0x0, 0x0, 0x10, 0x525, 0xa4a1, 0x40, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x4e, 0x1, 0x1, 0x6, 0x10, 0x3, [{{0x9, 0x4, 0x0, 0x9, 0x2, 0x2, 0x6, 0x0, 0x8, {{0xa, 0x24, 0x6, 0x0, 0x0, "7046eef51a"}, {0x5, 0x24, 0x0, 0x1}, {0xd, 0x24, 0xf, 0x1, 0x7, 0xe, 0x576, 0x4}, [@obex={0x5, 0x24, 0x15, 0xef5b}]}, {[{{0x9, 0x5, 0x81, 0x3, 0x20, 0xc, 0x9, 0x9}}], {{0x9, 0x5, 0x82, 0x2, 0x10, 0x40, 0x2, 0x1}}, {{0x9, 0x5, 0x3, 0x2, 0x20, 0x1, 0x8, 0x7f}}}}}]}}]}}, &(0x7f0000000280)={0xa, &(0x7f00000000c0)={0xa, 0x6, 0x250, 0x7, 0x0, 0xfc, 0x20, 0x80}, 0xa2, &(0x7f00000001c0)={0x5, 0xf, 0xa2, 0x3, [@wireless={0xb, 0x10, 0x1, 0xc, 0x21, 0xde, 0x0, 0x3ff, 0x81}, @ss_cap={0xa, 0x10, 0x3, 0x0, 0x2, 0x8, 0x8, 0x4}, @generic={0x88, 0x10, 0xb, "b07019a6002a6fc1cb9df1cc660f3b566303d2b50dd5367e73b9e56e24a103c23daca988b6641bfd63f679cf52781a0ca472794f064a92e29adbc82e9386797da2030c3983f7e5051e993be733887ec0a08332f4ce8229f2e6461f8a4ae9c35552d642c776f082d38f9913cdab00f869fd3689dbfdbca108f6f27942e6a0b165647ca6d50f"}]}, 0x2, [{0x4, &(0x7f0000000100)=@lang_id={0x4, 0x3, 0x480a}}, {0x4, &(0x7f0000000140)=@lang_id={0x4, 0x3, 0x816}}]}) syz_usb_control_io$cdc_ecm(r1, 0x0, 0x0) syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000740)={0x44, &(0x7f0000000180)=ANY=[@ANYBLOB="601004000000cf"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ecm(r0, 0x0, &(0x7f0000000300)={0x1c, &(0x7f0000001480)=ANY=[@ANYBLOB="200104"], 0x0, 0x0}) syz_usb_control_io$printer(r0, 0x0, 0x0) syz_usb_control_io$uac1(r0, 0x0, &(0x7f00000013c0)={0x44, &(0x7f00000011c0)={0x20, 0x14, 0x4, "0426fd98"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io(r0, 0x0, &(0x7f0000000fc0)={0x84, &(0x7f0000000c80)={0x20, 0x0, 0x4, "f670e000"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$uac1(r0, 0x0, 0x0) syz_usb_control_io(r0, 0x0, &(0x7f0000001200)={0x84, &(0x7f0000000f00)=ANY=[@ANYBLOB='\x00'/10], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0) syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, 0x0, &(0x7f0000000640)={0x2c, &(0x7f0000000440)={0x40, 0x14, 0x4, "370dcb38"}, 0x0, 0x0, 0x0, 0x0}) 12.70718361s ago: executing program 4 (id=3858): r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000000)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x8, 0x757, 0xa00, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0xb0, 0x20, [{{0x9, 0x4, 0x0, 0x0, 0x2, 0x3, 0x0, 0x1, 0x0, {0x9, 0x21, 0x0, 0x0, 0x1, {0x22, 0x46}}, {{{0x9, 0x5, 0x81, 0x3, 0x40, 0x0, 0x0, 0xf5}}}}}]}}]}}, 0x0) syz_usb_connect(0x3, 0x53, &(0x7f0000000c40)=ANY=[@ANYBLOB="120100033c20b810e2042014e2e301020301090241000203324002090407fe0002bb1107052406000105240002000d240f01000000007f00c07f3406241a00122009040106013dba1e0409050e0b"], &(0x7f0000001040)={0x0, 0x0, 0x0, 0x0}) r1 = syz_usb_connect(0x0, 0x1cb, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000122f0d4071040403dfe4000000010902b901010000003f0904"], 0x0) syz_usb_disconnect(r1) r2 = syz_usb_connect(0x0, 0x24, &(0x7f00000007c0)=ANY=[], 0x0) syz_usb_control_io$printer(r1, 0x0, 0x0) syz_usb_control_io(r2, 0x0, 0x0) syz_usb_control_io(r1, 0x0, 0x0) syz_usb_control_io$hid(r2, 0x0, 0x0) syz_usb_control_io$printer(r1, 0x0, 0x0) r3 = syz_usb_connect(0x2, 0x24, &(0x7f0000000100)={{0x12, 0x1, 0x0, 0x92, 0x29, 0x92, 0x20, 0x10b8, 0x2384, 0x415f, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x0, 0x0, 0x0, 0x44, [{{0x9, 0x4, 0xc9, 0x0, 0x0, 0xcd, 0xca, 0x25}}]}}]}}, 0x0) syz_usb_control_io$uac1(r3, 0x0, &(0x7f0000000480)={0x44, &(0x7f0000000200)={0x20, 0xb, 0x1, '\x00'}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$uac1(r3, 0x0, &(0x7f0000000980)={0x44, &(0x7f00000006c0)=ANY=[@ANYBLOB="0014eb000000c68d7c7ec0bb513133"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$printer(r1, 0x0, 0x0) syz_usb_control_io$hid(r1, 0x0, 0x0) syz_usb_control_io$cdc_ncm(r2, 0x0, 0x0) syz_usb_control_io$hid(r1, 0x0, 0x0) syz_usb_control_io$cdc_ecm(r1, 0x0, 0x0) syz_usb_control_io$uac1(r1, 0x0, 0x0) syz_usb_control_io$cdc_ncm(r1, 0x0, 0x0) syz_usb_control_io(r2, 0x0, 0x0) syz_usb_control_io$hid(r2, 0x0, &(0x7f0000000740)={0x2c, &(0x7f0000000200)=ANY=[@ANYBLOB='\x00\f\x00\b'], 0x0, 0x0, 0x0, 0x0}) r4 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000000)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x20, 0x56a, 0x33b, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x1, 0x3, 0x0, 0x1, 0x0, {0x9, 0x21, 0x0, 0x0, 0x1, {0x22, 0x3}}, {{{0x9, 0x5, 0x81, 0x3, 0x0, 0x0, 0x0, 0x86}}}}}]}}]}}, 0x0) syz_usb_control_io(r4, 0x0, 0x0) syz_usb_control_io(r4, &(0x7f0000000080)={0x2c, &(0x7f00000002c0)={0x0, 0x0, 0x6, {0x6, 0x22, "17c36041"}}, 0x0, 0x0, 0x0, 0x0}, 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io(r0, &(0x7f0000002200)={0x2c, &(0x7f0000000040)=ANY=[@ANYBLOB="40024700"], 0x0, 0x0, 0x0, 0x0}, 0x0) 11.679691545s ago: executing program 0 (id=3859): syz_usb_connect(0x0, 0x2d, &(0x7f00000008c0)={{0x12, 0x1, 0x0, 0x1b, 0x76, 0x7f, 0x20, 0x451, 0x5152, 0xc0b9, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x1b, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x1, 0x52, 0x6f, 0x59, 0x0, [], [{{0x9, 0x5, 0xa, 0x2}}]}}]}}]}}, 0x0) (async) syz_usb_connect$cdc_ncm(0x1, 0x78, &(0x7f0000000040)={{0x12, 0x1, 0x300, 0x2, 0x0, 0x0, 0x40, 0x525, 0xa4a1, 0x40, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x66, 0x2, 0x1, 0x7, 0x20, 0xd, {{0x9, 0x4, 0x0, 0x0, 0x1, 0x2, 0xd, 0x0, 0x0, {{0xa, 0x24, 0x6, 0x0, 0x1, "694e208c11"}, {0x5, 0x24, 0x0, 0x7}, {0xd, 0x24, 0xf, 0x1, 0x5, 0x7, 0x5, 0x1}, {0x6, 0x24, 0x1a, 0x2, 0x4}, [@obex={0x5, 0x24, 0x15, 0x7}]}, {{0x9, 0x5, 0x81, 0x3, 0x20, 0x7, 0xff, 0xff}}}, {}, {0x9, 0x4, 0x1, 0x1, 0x2, 0x2, 0xd, 0x0, 0x0, "", {{{0x9, 0x5, 0x82, 0x2, 0x10, 0x4, 0x49, 0x9e}}, {{0x9, 0x5, 0x3, 0x2, 0x400, 0x9, 0x6, 0x5}}}}}}}]}}, &(0x7f0000000680)={0xa, &(0x7f00000000c0)={0xa, 0x6, 0x250, 0x10, 0x9, 0x80, 0xff, 0x10}, 0x5, &(0x7f0000000100)={0x5, 0xf, 0x5}, 0x9, [{0x28, &(0x7f0000000280)=@string={0x28, 0x3, "41113e9f21afe75ac32eda51f6b6753d4b11221bd170566b8cc416b985baad0f1ed4751150e2"}}, {0x4, &(0x7f00000002c0)=@lang_id={0x4, 0x3, 0x410}}, {0xc0, &(0x7f0000000300)=@string={0xc0, 0x3, "18780bb85db648292a261d76dcbbb1eb467028eba50e558cf1913d1059d28a6e81cde2ccb976020f354e227de72a932320b8bb76fd034dbc812164ea2f3aab893c49f19f2f27cf1b987d4c7f7be812f02852468a6ff3969151f4ec4d8610e40ee9cdda576c175711cb742ffbf3fca4ec7b98a7512254847c1a092eeaf3ec234b4c9699ce45f13a76aab4fe26a0b904fcbcd883754971982eac2f178e785f4f4eb21812bec4d43f33a8d2b12d627ff3c2691c37a1369d07e81c4fbff4ad76"}}, {0x4, &(0x7f00000003c0)=@lang_id={0x4, 0x3, 0x40c}}, {0x8b, &(0x7f0000000480)=@string={0x8b, 0x3, "9db14fb245d712d2aa47221c4e71657794f248f236d57be149b92c7003c1d9c070ca22d8217b7b0a2a7b89daaf9917832f562fbf892dc804042bd2df4bba0816d9ea90a54ece10dc2154637bffcafcd907378d73a5400995d7b748d031344bd9d3bb14cd9fd14ae98f10deb1867fd5fcabff92bd70c1057edec7dc9123c2b5a6c009ea16cb3de492be"}}, {0x5d, &(0x7f0000000540)=@string={0x5d, 0x3, "58b8a747ebab04d213908c159ee967810a44cb4763a2e8064e27ea3607789a61e80f8bc658596d62777dac071aa55d510235bd99f56d3073dc5ff00abaeb1c7722ec562370e29f9181a9fe253d12106033bae5702e749e3a3f61d7"}}, {0x4, &(0x7f00000005c0)=@lang_id={0x4, 0x3, 0xf4ff}}, {0xe, &(0x7f0000000840)=@string={0xe, 0x3, "00a2abe49cbc6cb1b40ab080"}}, {0x4, &(0x7f0000000640)=@lang_id={0x4, 0x3, 0x140a}}]}) (async) syz_usb_connect(0x0, 0x36, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000010063f40422c021269a183948eacd20ac946f8000000000904c000025b3b160009050602ff03000000090582020000000000"], 0x0) syz_usb_connect$printer(0x5, 0x36, &(0x7f0000000740)={{0x12, 0x1, 0x310, 0x0, 0x0, 0x0, 0x10, 0x525, 0xa4a8, 0x40, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x1, 0xf4, 0x10, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x1, 0x7, 0x1, 0x3, 0xe, "", {{{0x9, 0x5, 0x1, 0x2, 0x10, 0x7f, 0x42, 0x3}}, [{{0x9, 0x5, 0x82, 0x2, 0x200, 0x0, 0x8, 0x81}}]}}}]}}]}}, &(0x7f0000000800)={0xa, &(0x7f0000000780)={0xa, 0x6, 0x250, 0x7, 0x1, 0x10, 0x10, 0x8}, 0x25, &(0x7f00000007c0)={0x5, 0xf, 0x25, 0x1, [@ssp_cap={0x20, 0x10, 0xa, 0xd, 0x5, 0x3ff, 0x0, 0x5, [0xff3f1e, 0xc030, 0x0, 0x3faf, 0xff3f00]}]}, 0x1, [{0x4, &(0x7f0000000900)=@lang_id={0x4, 0x3, 0x423}}]}) syz_usb_connect(0x3, 0x3e, &(0x7f0000000440)=ANY=[], 0x0) 11.567940707s ago: executing program 2 (id=3860): r0 = syz_usb_connect$hid(0x5, 0x36, &(0x7f0000000000)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x20, 0x46a, 0x27, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x60, 0x2, [{{0x9, 0x4, 0x0, 0x10, 0x5, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x0, 0x36, 0x1, {0x22, 0x5}}, {{{0x9, 0x5, 0x81, 0x3, 0x0, 0xc, 0x10, 0x7}}}}}]}}]}}, 0x0) r1 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000000)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x10, 0x4d9, 0xa055, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x8, 0x1, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x0, 0x0, 0x1, {0x22, 0x4}}}}]}}]}}, 0x0) syz_usb_control_io(r1, 0x0, 0x0) syz_usb_control_io$hid(r1, &(0x7f0000000280)={0x24, 0x0, 0x0, &(0x7f0000000200)={0x0, 0x22, 0x4, {[@local=@item_012={0x2, 0x2, 0x8, "052a"}, @main=@item_012={0x0, 0x0, 0x8}]}}, 0x0}, 0x0) syz_usb_control_io(r0, &(0x7f00000003c0)={0x2c, &(0x7f0000000100)={0x0, 0x4, 0x6, {0x6, 0x1, "a7ea3163"}}, 0x0, 0x0, 0x0, 0x0}, 0x0) r2 = syz_usb_connect$cdc_ncm(0x4, 0x88, &(0x7f0000000040)={{0x12, 0x1, 0x310, 0x2, 0x0, 0x0, 0x8, 0x525, 0xa4a1, 0x40, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x76, 0x2, 0x1, 0x3, 0x0, 0x5, {{0x9, 0x4, 0x0, 0x0, 0x1, 0x2, 0xd, 0x0, 0x0, {{0xa, 0x24, 0x6, 0x0, 0x1, "8a4eaf74f4"}, {0x5, 0x24, 0x0, 0x1cf}, {0xd, 0x24, 0xf, 0x1, 0x0, 0x9, 0x1, 0x40}, {0x6, 0x24, 0x1a, 0x8, 0x10}, [@mdlm={0x15, 0x24, 0x12, 0x7}]}, {{0x9, 0x5, 0x81, 0x3, 0x20, 0x9, 0x9}}}, {}, {0x9, 0x4, 0x1, 0x1, 0x2, 0x2, 0xd, 0x0, 0x0, "", {{{0x9, 0x5, 0x82, 0x2, 0x20, 0x5a, 0x9, 0x3}}, {{0x9, 0x5, 0x3, 0x2, 0x8, 0x8, 0x81, 0x4}}}}}}}]}}, &(0x7f0000000400)={0xa, &(0x7f0000000140)={0xa, 0x6, 0x110, 0xa, 0x4b, 0x4, 0x20, 0x2}, 0x18f, &(0x7f0000000180)={0x5, 0xf, 0x18f, 0x4, [@generic={0xab, 0x10, 0xa, "d3ba260e9d47be75787f80848c20d08487c652227ed88085203ee09668702d3bbb08ea50ed8b303c85467fb42f6a8775e48eefc882153d8424db8c3d8767edd4da58ab6d4170e96d94f66b16cf73e2ead6495a263b458dd49f20dc7db726997f7d4de5a34db5c34fed411bca2da7be12c4e71be01e52f0ffc63e9f5aba5d66a5b0da8cf7c779723532c66fdc842bc0b2c8d5c553514522f358ea368eba5f93e93cc2cea83e8e04e4"}, @generic={0xca, 0x10, 0x3, "3f9a598999318003e22ecf175fd800eef08af78d368588dc838f8dfc6a3ce3f5680045f965e5c408112960fc25bc904aca5eddd3f99f4cfd025d637a332918e4bbbf9be7accf9d5d5c4bc507d47c790097f47a33a779961a7833556380e59e330c4632ced45b855f9ed11b369ea6f9addd76a5161601e703de2376ded99620b5ff8e51caf126e0e3882fdf34de43ddb195dbcc41c1c103210ce3bd72550a226ae14c4f08586006c77b67d335c6db881c5d56880c5b272e330f3367cb79539df8aa52642260b40a"}, @ss_cap={0xa, 0x10, 0x3, 0x0, 0x8, 0x6, 0x5, 0x3}, @wireless={0xb, 0x10, 0x1, 0x0, 0xa, 0x0, 0x5, 0x3, 0x31}]}, 0x2, [{0x4, &(0x7f0000000340)=@lang_id={0x4, 0x3, 0x1801}}, {0x4, &(0x7f0000000380)=@lang_id={0x4, 0x3, 0xc07}}]}) syz_usb_control_io$cdc_ncm(r2, &(0x7f0000000500)={0x14, &(0x7f0000000440)={0x0, 0x22, 0x76, {0x76, 0x10, "551bf5b455a2a1e5587bff66b94620a500e98b88adcd8dc0acf076593f111fa33d98c99e9f1fd9cecee1ea12664249db1ea25a4c8ea413010f4e513c56fa1c574c660e027485dca3c53004ee858ae8ee792b44cfb3d555484c007317a18d6c69f37a73240261ce75c1efbde24449151174d07789"}}, &(0x7f00000004c0)={0x0, 0x3, 0x1a, {0x1a}}}, &(0x7f00000007c0)={0x44, &(0x7f0000000540)={0x40, 0x11, 0xa1, "16d57e47fceb5f55965f0fe3af7906e4dcad4f71efc9d03ba68e580094a251ad91f18fcab4091cd21e124239df1a526eac71bd60e874ded423ce676d47a4aad9884d177a2c9edbce0ebe00c877ef0207a433ca2e199695b295fb0df751aaf5cd5ebf0594afe41fd93f9e610ec7c7c2900a3c4e0c4f1d360c30be3eb39eb37a08daf8c4a5d7319f2075076b76ababcc4488ad9e0adb8fa3ea1b97094f8e542f045e"}, &(0x7f0000000600)={0x0, 0xa, 0x1, 0x1}, &(0x7f0000000640)={0x0, 0x8, 0x1, 0x8}, &(0x7f0000000680)={0x20, 0x80, 0x1c, {0xa, 0x1, 0x2, 0x2, 0x0, 0x9, 0x7, 0x9, 0x7, 0x4, 0x9, 0x32}}, &(0x7f00000006c0)={0x20, 0x85, 0x4, 0x5}, &(0x7f0000000700)={0x20, 0x83, 0x2, 0x1}, &(0x7f0000000740)={0x20, 0x87, 0x2, 0x9}, &(0x7f0000000780)={0x20, 0x89, 0x2}}) 10.0057459s ago: executing program 3 (id=3861): r0 = syz_open_dev$evdev(&(0x7f0000000000), 0x0, 0x0) ioctl$EVIOCGLED(r0, 0x5421, &(0x7f0000001c80)=""/93) syz_usb_connect(0x0, 0x2d, &(0x7f0000000680)={{0x12, 0x1, 0x300, 0xc3, 0xfe, 0x5d, 0x8, 0x16c0, 0x5df, 0x6b16, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x1b, 0x1, 0x7, 0x7, 0x20, 0x0, [{{0x9, 0x4, 0x43, 0x0, 0x1, 0x3, 0x0, 0x0, 0x2, [], [{{0x9, 0x5, 0x8a, 0x13, 0x8, 0x3, 0x7, 0xdb}}]}}]}}]}}, &(0x7f0000000a80)={0x0, 0x0, 0x0, 0x0}) r1 = syz_usb_connect(0x0, 0x36, &(0x7f0000000100)={{0x12, 0x1, 0x200, 0x4c, 0x8f, 0xf1, 0x8, 0xfe9, 0xdb70, 0x129b, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x50, 0x93, [{{0x9, 0x4, 0x77, 0x0, 0x2, 0x85, 0xcf, 0x57, 0x0, [], [{{0x9, 0x5, 0x2, 0x8, 0x400, 0x2}}, {{0x9, 0x5, 0x82, 0x2, 0x200, 0x0, 0x3}}]}}]}}]}}, 0x0) r2 = syz_usb_connect(0x0, 0x4a, 0x0, 0x0) syz_usb_control_io(r2, 0x0, 0x0) syz_usb_disconnect(0xffffffffffffffff) syz_usb_connect(0x1, 0x2d, &(0x7f00000005c0)=ANY=[], 0x0) syz_usb_control_io(r1, 0x0, 0x0) syz_usb_connect$cdc_ncm(0x3, 0x8e, &(0x7f0000000140)={{0x12, 0x1, 0x201, 0x2, 0x0, 0x0, 0xff, 0x525, 0xa4a1, 0x40, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x7c, 0x2, 0x1, 0x9, 0x100, 0x6, {{0x9, 0x4, 0x0, 0x0, 0x1, 0x2, 0xd, 0x0, 0x0, {{0x7, 0x24, 0x6, 0x0, 0x1, ' [ 1845.948750][T20881] dump_stack_lvl+0x116/0x1f0 [ 1845.948786][T20881] print_report+0xc3/0x670 [ 1845.948814][T20881] ? __virt_addr_valid+0x5e/0x590 [ 1845.948840][T20881] ? __phys_addr+0xc6/0x150 [ 1845.948865][T20881] ? v4l2_fh_init+0x27d/0x2c0 [ 1845.948897][T20881] kasan_report+0xe0/0x110 [ 1845.948927][T20881] ? v4l2_fh_init+0x27d/0x2c0 [ 1845.948963][T20881] v4l2_fh_init+0x27d/0x2c0 [ 1845.949005][T20881] v4l2_fh_open+0x83/0xc0 [ 1845.949039][T20881] em28xx_v4l2_open+0x24e/0x7e0 [ 1845.949073][T20881] v4l2_open+0x222/0x490 [ 1845.949105][T20881] ? __pfx_v4l2_open+0x10/0x10 [ 1845.949134][T20881] chrdev_open+0x231/0x6a0 [ 1845.949170][T20881] ? __pfx_chrdev_open+0x10/0x10 [ 1845.949208][T20881] do_dentry_open+0x6d7/0x13a0 [ 1845.949241][T20881] ? __pfx_chrdev_open+0x10/0x10 [ 1845.949276][T20881] ? inode_permission+0xdd/0x5f0 [ 1845.949302][T20881] vfs_open+0x82/0x3f0 [ 1845.949324][T20881] ? may_open+0x1f2/0x400 [ 1845.949350][T20881] path_openat+0x1e5e/0x2d40 [ 1845.949388][T20881] ? __pfx_path_openat+0x10/0x10 [ 1845.949425][T20881] do_filp_open+0x20b/0x470 [ 1845.949458][T20881] ? __pfx_do_filp_open+0x10/0x10 [ 1845.949500][T20881] ? alloc_fd+0x420/0x760 [ 1845.949536][T20881] do_sys_openat2+0x11b/0x1d0 [ 1845.949559][T20881] ? __pfx_do_sys_openat2+0x10/0x10 [ 1845.949589][T20881] __x64_sys_openat+0x174/0x210 [ 1845.949614][T20881] ? __pfx___x64_sys_openat+0x10/0x10 [ 1845.949641][T20881] ? do_user_addr_fault+0x83f/0x1240 [ 1845.949680][T20881] do_syscall_64+0xcd/0x260 [ 1845.949715][T20881] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 1845.949741][T20881] RIP: 0033:0x7f45fed14407 [ 1845.949762][T20881] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 1845.949787][T20881] RSP: 002b:00007fffa23499b0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 1845.949813][T20881] RAX: ffffffffffffffda RBX: 00007f45fec26880 RCX: 00007f45fed14407 [ 1845.949831][T20881] RDX: 0000000000000000 RSI: 00007fffa234af24 RDI: ffffffffffffff9c [ 1845.949849][T20881] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 1845.949865][T20881] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 [ 1845.949881][T20881] R13: 00007fffa2349c00 R14: 00007f45ff4aa000 R15: 000055f0555e64d8 [ 1845.949905][T20881] [ 1845.949915][T20881] [ 1845.974678][ T5226] m920x_read = error: -19 [ 1845.984078][T20881] Allocated by task 15167: [ 1845.984096][T20881] kasan_save_stack+0x33/0x60 [ 1845.994213][ T5226] dvb-usb: error while querying for an remote control event. [ 1845.997426][T20881] kasan_save_track+0x14/0x30 [ 1845.997455][T20881] __kasan_kmalloc+0x8f/0xa0 [ 1845.997480][T20881] em28xx_v4l2_init+0x114/0x40c0 [ 1846.014759][T19924] m920x_read = error: -19 [ 1846.019097][T20881] em28xx_init_extension+0x137/0x200 [ 1846.019130][T20881] request_module_async+0x61/0x70 [ 1846.023925][T19924] dvb-usb: error while querying for an remote control event. [ 1846.028294][T20881] process_one_work+0x9cc/0x1b70 [ 1846.028321][T20881] worker_thread+0x6c8/0xf10 [ 1846.028344][T20881] kthread+0x3c2/0x780 [ 1846.028381][T20881] ret_from_fork+0x45/0x80 [ 1846.033142][T15167] m920x_read = error: -19 [ 1846.037544][T20881] ret_from_fork_asm+0x1a/0x30 [ 1846.037575][T20881] [ 1846.037581][T20881] Freed by task 15167: [ 1846.037595][T20881] kasan_save_stack+0x33/0x60 [ 1846.041986][T15167] dvb-usb: error while querying for an remote control event. [ 1846.046794][T20881] kasan_save_track+0x14/0x30 [ 1846.046823][T20881] kasan_save_free_info+0x3b/0x60 [ 1846.104685][T15167] m920x_read = error: -19 [ 1846.107356][T20881] __kasan_slab_free+0x37/0x50 [ 1846.111736][T15167] dvb-usb: error while querying for an remote control event. [ 1846.116364][T20881] kfree+0x286/0x470 [ 1846.116397][T20881] em28xx_v4l2_init+0x22c5/0x40c0 [ 1846.116431][T20881] em28xx_init_extension+0x137/0x200 [ 1846.116455][T20881] request_module_async+0x61/0x70 [ 1846.134689][T15167] m920x_read = error: -19 [ 1846.137093][T20881] process_one_work+0x9cc/0x1b70 [ 1846.137124][T20881] worker_thread+0x6c8/0xf10 [ 1846.141646][T15167] dvb-usb: error while querying for an remote control event. [ 1846.147489][T20881] kthread+0x3c2/0x780 [ 1846.147526][T20881] ret_from_fork+0x45/0x80 [ 1846.147559][T20881] ret_from_fork_asm+0x1a/0x30 [ 1846.154660][T15167] m920x_read = error: -19 [ 1846.171591][T20881] [ 1846.171603][T20881] The buggy address belongs to the object at ffff888125440000 [ 1846.171603][T20881] which belongs to the cache kmalloc-8k of size 8192 [ 1846.171627][T20881] The buggy address is located 1840 bytes inside of [ 1846.171627][T20881] freed 8192-byte region [ffff888125440000, ffff888125442000) [ 1846.171655][T20881] [ 1846.171662][T20881] The buggy address belongs to the physical page: [ 1846.180113][T15167] dvb-usb: error while querying for an remote control event. [ 1846.188027][T20881] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x125440 [ 1846.188056][T20881] head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 1846.188078][T20881] flags: 0x200000000000040(head|node=0|zone=2) [ 1846.188101][T20881] page_type: f5(slab) [ 1846.188124][T20881] raw: 0200000000000040 ffff888100042280 ffffea00049bf600 0000000000000004 [ 1846.224758][T15167] m920x_read = error: -19 [ 1846.225412][T20881] raw: 0000000000000000 0000000080020002 00000000f5000000 0000000000000000 [ 1846.225441][T20881] head: 0200000000000040 ffff888100042280 ffffea00049bf600 0000000000000004 [ 1846.229786][T15167] dvb-usb: error while querying for an remote control event. [ 1846.234165][T20881] head: 0000000000000000 0000000080020002 00000000f5000000 0000000000000000 [ 1846.234193][T20881] head: 0200000000000003 ffffea0004951001 00000000ffffffff 00000000ffffffff [ 1846.254751][ T5226] usb 2-1: new high-speed USB device number 56 using dummy_hcd [ 1846.255477][T20881] head: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000008 [ 1846.255500][T20881] page dumped because: kasan: bad access detected [ 1846.260735][T15167] m920x_read = error: -19 [ 1846.264751][T20881] page_owner tracks the page as allocated [ 1846.264764][T20881] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 23, tgid 23 (kworker/1:0), ts 1714638737036, free_ts 1555612018093 [ 1846.264818][T20881] post_alloc_hook+0x181/0x1b0 [ 1846.270148][T15167] dvb-usb: error while querying for an remote control event. [ 1846.275120][T20881] get_page_from_freelist+0xfec/0x2d90 [ 1846.275158][T20881] __alloc_frozen_pages_noprof+0x25c/0x2160 [ 1846.275195][T20881] alloc_pages_mpol+0xe4/0x410 [ 1846.288382][ T29] audit: type=1400 audit(1747169462.707:144): avc: denied { read } for pid=2822 comm="syslogd" name="log" dev="sda1" ino=2010 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 [ 1846.292078][T20881] new_slab+0x244/0x340 [ 1846.296263][ T29] audit: type=1400 audit(1747169462.717:145): avc: denied { search } for pid=2822 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 1846.300575][T20881] ___slab_alloc+0xda5/0x1940 [ 1846.305025][ T29] audit: type=1400 audit(1747169462.717:146): avc: denied { write } for pid=2822 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 1846.309669][T20881] __slab_alloc.constprop.0+0x56/0xb0 [ 1846.312064][ T29] audit: type=1400 audit(1747169462.717:147): avc: denied { add_name } for pid=2822 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 1846.316080][T20881] __kmalloc_noprof+0x15b/0x4d0 [ 1846.316119][T20881] hcd_buffer_alloc+0x1f5/0x290 [ 1846.320836][ T29] audit: type=1400 audit(1747169462.717:148): avc: denied { create } for pid=2822 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 1846.328146][T20881] usb_alloc_coherent+0x5f/0xa0 [ 1846.328186][T20881] hdpvr_alloc_buffers+0x14c/0x6a0 [ 1846.332911][ T29] audit: type=1400 audit(1747169462.717:149): avc: denied { append open } for pid=2822 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=5 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 1846.337882][T20881] hdpvr_probe+0x10e5/0x1e40 [ 1846.337922][T20881] usb_probe_interface+0x300/0x9c0 [ 1846.342296][ T29] audit: type=1400 audit(1747169462.717:150): avc: denied { getattr } for pid=2822 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=5 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 1846.347000][T20881] really_probe+0x23e/0xa90 [ 1846.347040][T20881] __driver_probe_device+0x1de/0x440 [ 1846.354707][T15167] m920x_read = error: -19 [ 1846.358309][T20881] driver_probe_device+0x4c/0x1b0 [ 1846.363377][T15167] dvb-usb: error while querying for an remote control event. [ 1846.368621][T20881] page last free pid 2829 tgid 2829 stack trace: [ 1846.368640][T20881] __free_frozen_pages+0x66c/0xe70 [ 1846.368672][T20881] __put_partials+0x16d/0x1c0 [ 1846.375012][T15167] m920x_read = error: -19 [ 1846.378093][T20881] qlist_free_all+0x4e/0x120 [ 1846.378124][T20881] kasan_quarantine_reduce+0x195/0x1e0 [ 1846.383079][T15167] dvb-usb: error while querying for an remote control event. [ 1846.387628][T20881] __kasan_slab_alloc+0x4e/0x70 [ 1846.387660][T20881] kmem_cache_alloc_node_noprof+0x14d/0x3a0 [ 1846.387698][T20881] __alloc_skb+0x2b2/0x380 [ 1846.395463][T19924] m920x_read = error: -19 [ 1846.399127][T20881] alloc_skb_with_frags+0xe0/0x860 [ 1846.399159][T20881] sock_alloc_send_pskb+0x7fb/0x990 [ 1846.403593][T19924] dvb-usb: error while querying for an remote control event. [ 1846.408316][T20881] unix_dgram_sendmsg+0x45a/0x1860 [ 1846.408348][T20881] __sys_sendto+0x495/0x510 [ 1846.474674][T15167] m920x_read = error: -19 [ 1846.476408][T20881] __x64_sys_sendto+0xe0/0x1c0 [ 1846.482613][T15167] dvb-usb: error while querying for an remote control event. [ 1846.486549][T20881] do_syscall_64+0xcd/0x260 [ 1846.486587][T20881] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 1846.486615][T20881] [ 1846.486622][T20881] Memory state around the buggy address: [ 1846.498229][ T5226] usb 2-1: unable to get BOS descriptor or descriptor too short [ 1846.499522][T20881] ffff888125440600: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 1846.499547][T20881] ffff888125440680: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 1846.508557][T15167] m920x_read = error: -19 [ 1846.516875][T20881] >ffff888125440700: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 1846.516892][T20881] ^ [ 1846.516909][T20881] ffff888125440780: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 1846.516929][T20881] ffff888125440800: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 1846.516946][T20881] ================================================================== [ 1846.517495][T20881] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 1846.517537][T20881] CPU: 0 UID: 0 PID: 20881 Comm: v4l_id Not tainted 6.15.0-rc6-syzkaller-00105-gab6dc9a6c721 #0 PREEMPT(voluntary) [ 1846.517570][T20881] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 1846.517586][T20881] Call Trace: [ 1846.517595][T20881] [ 1846.517604][T20881] dump_stack_lvl+0x3d/0x1f0 [ 1846.517643][T20881] panic+0x71c/0x800 [ 1846.517680][T20881] ? __pfx_panic+0x10/0x10 [ 1846.517721][T20881] ? mark_held_locks+0x49/0x80 [ 1846.517755][T20881] ? v4l2_fh_init+0x27d/0x2c0 [ 1846.517791][T20881] ? check_panic_on_warn+0x1f/0xb0 [ 1846.517828][T20881] ? v4l2_fh_init+0x27d/0x2c0 [ 1846.517861][T20881] check_panic_on_warn+0xab/0xb0 [ 1846.517897][T20881] end_report+0x107/0x170 [ 1846.517925][T20881] kasan_report+0xee/0x110 [ 1846.517954][T20881] ? v4l2_fh_init+0x27d/0x2c0 [ 1846.517989][T20881] v4l2_fh_init+0x27d/0x2c0 [ 1846.518023][T20881] v4l2_fh_open+0x83/0xc0 [ 1846.518056][T20881] em28xx_v4l2_open+0x24e/0x7e0 [ 1846.518091][T20881] v4l2_open+0x222/0x490 [ 1846.518121][T20881] ? __pfx_v4l2_open+0x10/0x10 [ 1846.518150][T20881] chrdev_open+0x231/0x6a0 [ 1846.518186][T20881] ? __pfx_chrdev_open+0x10/0x10 [ 1846.518225][T20881] do_dentry_open+0x6d7/0x13a0 [ 1846.518258][T20881] ? __pfx_chrdev_open+0x10/0x10 [ 1846.518293][T20881] ? inode_permission+0xdd/0x5f0 [ 1846.518320][T20881] vfs_open+0x82/0x3f0 [ 1846.518342][T20881] ? may_open+0x1f2/0x400 [ 1846.518368][T20881] path_openat+0x1e5e/0x2d40 [ 1846.518406][T20881] ? __pfx_path_openat+0x10/0x10 [ 1846.518443][T20881] do_filp_open+0x20b/0x470 [ 1846.518477][T20881] ? __pfx_do_filp_open+0x10/0x10 [ 1846.518520][T20881] ? alloc_fd+0x420/0x760 [ 1846.518556][T20881] do_sys_openat2+0x11b/0x1d0 [ 1846.518580][T20881] ? __pfx_do_sys_openat2+0x10/0x10 [ 1846.518611][T20881] __x64_sys_openat+0x174/0x210 [ 1846.518636][T20881] ? __pfx___x64_sys_openat+0x10/0x10 [ 1846.518662][T20881] ? do_user_addr_fault+0x83f/0x1240 [ 1846.518712][T20881] do_syscall_64+0xcd/0x260 [ 1846.518748][T20881] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 1846.518772][T20881] RIP: 0033:0x7f45fed14407 [ 1846.518793][T20881] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 1846.518818][T20881] RSP: 002b:00007fffa23499b0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 1846.518844][T20881] RAX: ffffffffffffffda RBX: 00007f45fec26880 RCX: 00007f45fed14407 [ 1846.518862][T20881] RDX: 0000000000000000 RSI: 00007fffa234af24 RDI: ffffffffffffff9c [ 1846.518879][T20881] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 [ 1846.518895][T20881] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 [ 1846.518910][T20881] R13: 00007fffa2349c00 R14: 00007f45ff4aa000 R15: 000055f0555e64d8 [ 1846.518934][T20881] [ 1846.524567][T20881] Kernel Offset: disabled