program: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) syz_mount_image$udf(&(0x7f0000000180), &(0x7f0000000100)='./bus\x00', 0x1014494, &(0x7f00000002c0)={[{@iocharset={'iocharset', 0x3d, 'iso8859-4'}}, {@partition={'partition', 0x3d, 0x6}}, {@gid_forget}, {@session={'session', 0x3d, 0xfe8}}, {@noadinicb}, {@anchor}, {@uid_forget}]}, 0xfe, 0xc24, &(0x7f0000001480)="$eJzs3UFsHNd9B+D/Gy5Fym4rJk5Uu42LTVukMmO5sqSYilW4q5pmG0CWiVDMLQBX5EpdmFoSJNXIRtrQvfTQQ4Ci6CEnAq1RIEUDoymCHtnWBZKLD0VOPREtbARFD2wRIKeAxcy+lZY0ZcmmSFH299nUbznz3ux7b5YzkqA3LwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAACAiN976cKpZ9ODbgUAcJAuTX311Gn3fwD4RLnsz/8AAAAAAAAAAAAAAHDYpSjisUixeGkzzVTfdw1fbHdu3Jwen9i92tFU1Ryoypdfw8+ePnP2S8+NnevlB9e/356IV6YuX6i/uHB9cam1vNyaq0932rMLc617PsJe6+80Wg1A/fqrN+auXl2un37mzLbdN0feG3r0+Mj5sadOPtkrOz0+MTHVV6Y2+JHf/X3uNMPjSBRxMlI8/b2fpGZEFLH3sbjLZ2e/Ha06MVp1Ynp8ourIfLvZWSl3TvYGooio91Vq9MboAM7FnjQiVsvmlw0eLbs3tdhcal6Zb9Unm0sr7ZX2QmcydVtb9qceRZxLEWsRsTH0/sMNRhG1SPGdY5vpSkQM9Mbhi9XE4Du3o9jHPt6Dsp31wYi14iE4Z4fYUBTxcqT46dtFzJZjlr/iCxEvl/mDiDfLfCEilR+MsxHv7vI54uFUiyL+vDz/5zfTXHU96F1XLn6t/pXO1YW+sr3rykN/fzhIh/zaNBxFNKsr/mb66L/ZAQAAAAAAAAAAAAAAAOB+OxpFPBEpXvr3P6rmFUc1L/3Y+bHfH/nF/jnjj9/lOGXZZyJitbi3OblH8hTiyTSZ0gOeS/xJNhxF/HGe//fGg24MAAAAAAAAAAAAAAAAAADAJ9yPI8Xz75xIa9G/pni7c61+uXllvrsqbG/t396a6VtbW1v11M1GzpmcqznXcq7n3MgZRa6fs5FzJudqzrWc6zk3csZArp+zkXMm52rOtZzrOTdyRi3Xz9nIOZNzNedazvWcGznjkKzdCwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADwcVJEET+PFN/+xmaKFBGNiJno5vpQrwwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA8CANpSK+Hynqf9C4ta0WEan6v+tE+cvZaBwp89PRGCvzhWhcyNmsstZ44wG0n70ZTEX8KFIMDb9164Tn8z/Y/e7WxyDe/Obt736l1s2B3s6R94YePX7s/NjErz1+p9dptwaMXmx3btysT49PTEz1ba7ld/9037aR/L7F/ek6EbH82uuvNufnW0ufmBdFHIpmPKgXte6LWhyS9hzUi3y9il12FYfhp6BxWAaq9+IBX5g4EOX9/91I8dvv/Efvht+7//9C97tbd/j42Z/cvv8/v/NA+3T/f6xv2/P5dyODtYjhleuLg8cjhpdfe/1k+3rzWutaq3P21Kkvj419+cypwSMRw1fb862+V3seKgAAAAAAAAAAAAAAAICDlYr43UjR/NFmqkfEzWq+1sj5sadOPjkQA9V8q23ztl6Zunyh/uLC9cWl1vJya64+3WnPLsy17vXthqvpXtPjE/vSmbs6us/tPzr84sLia0vta3+4suv+R4YvXFleWWrO7r47jkYR0ejfMlo1eHp8omr0fLvZqapO7jqZ7sMbTEX8Z6SYPVs/0tuW5//tnOG/bf7/6s4D7dP8v0/1bSvfM6UifhYpfusvHo/PV+18JN43Zrnc30SK0XOfy+XiSFmu14bucwW6MwPLsv8bKf7h59vL9uZDPna77LP3Oq4Pi/L8H4sU3/+z78av523bn/+w+/l/ZOeB9un8f6Zv2yPbnlew566Tz//JSPHCY2/Fb+RtH/T8jyK2tra+FXEiF771fI59Ov+f7ds2Et33/c37130AAAAAAAAAAICH1mAq4m8jxZMTtfRc3nYv//5vbueB9unff/1y37a5A1qvaM+DCgAAAACHxGAq4seR4trKW7fmUG+f/903//N3bq+9Pp527K3+nu+XqucG3M+//+s3kt93Zu/dBgAAAAAAAAAAAAAAAAAAgEMlpSKey+upz9xlPfX1SPHSfz+dy6XjZbneOvAj1a/DlxY6Jy/Mzy/MNleaV+Zb9anF5myrrPuZSLH515/LdYtqffXP57rdNd6Ht3prsS9Fiom/65XtrsXeW5u8ux54dy32suynIsV//f32sr11rD97u+zpsuxfRYqv/9PuZY/fLnumLPvdSPHDr9d7ZR8py/aej9p9JulwLeZbz8wuzL/vUagAAAAAAAAAAAAAAAAAAADwYQ2mIv40UvzP9bVYrab9v3FrV85ab8Ob3+xb73+Hm9U6/yPV+v93ev1R1v8fuS+9BAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAACAh0uKIl6PFIuXNtP6UPl91/DFdufGzenxid2rHU1VzYGqfPk1/OzpM2e/9NzYuV5+cP377Yl4ZeryhfqLC9cXl1rLy625+nSnPbsw17rnI+y1/u2h6xqtBqB+/dUbc1evLtdPP3Nm2+6bI+8NPXp85PzYUyef7JWdHp+YmOorUxv8EO/+oRp325Eo4i8jxdPf+0n656GIIvY+Fnf57Oy3o1UnRqtOTI9PVB2Zbzc7K+XOyd5AFBH1vkqN3hgdwLnYk0bEatn8ssGjZfemFptLzSvzrfpkc2mlvdJe6EymbmvL/tSjiHMpYi0iNob6D3QkZxGvRorvHNtM/zIUMdAbhy9emvrqqdN3bkexr728i29V7awPRqwVD8E5O8SGooh/jBQ/fftE/OtQRC26X/GFiJfL/EHEm2W+EJHKD8bZiHeHHnSruV9qUcT/lef//GZ6eyii+pGprisXv1b/SufqQl/Z3nVl5/1hKyIeqvvDQTrk16bhKOKH1RV/M/2bn2sAAAAAAAAAAAAAAACAQ6SIX40Uz79zIlXzg2/NKW53rtUvN6/Md6f19eb+9eZMb21tbdVTNxs5Z3Ku5lzLuZ5zI2cUuX7ORs6ZnKs513Ku59zIGQO5fs5GzpmcqznXcq7n3MgZtVw/ZyPnTM7VnGs513Nu5IxDMncPAAAAAAAAAAAAAAAAAAD4eCmq/1J8+xubaWuou770THRz3XqgH3v/HwAA//9wn/vk") r1 = open(&(0x7f0000000240)='./file1\x00', 0x145142, 0x0) ftruncate(r1, 0x2007ffc) ioctl$DRM_IOCTL_DMA(r1, 0xc0406429, &(0x7f0000000580)={0x0, 0x4, &(0x7f0000000400)=[0x1, 0x1, 0x0, 0xa19], &(0x7f00000004c0)=[0xa, 0x4], 0x20, 0x5, 0xd, &(0x7f0000000500)=[0x2, 0x10, 0xff, 0x9, 0xf0e7], &(0x7f0000000540)=[0x1, 0x7, 0xb6a, 0xffffffff, 0x5, 0x9]}) sendfile(r1, r1, 0x0, 0x800000009) r2 = open(&(0x7f0000000000)='./bus\x00', 0x60142, 0x0) r3 = open(&(0x7f0000000080)='./bus\x00', 0x107382, 0x1d0) ftruncate(r3, 0x2007ffb) setgroups(0x0, 0x0) sendfile(r2, r3, 0x0, 0x1000000201005) syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000380)=ANY=[@ANYBLOB="1201500200000040"], 0x0) open(&(0x7f0000000180)='./bus\x00', 0x14937e, 0x111) truncate(&(0x7f00000013c0)='./file1\x00', 0x0) r4 = socket(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_TX_RING(r4, 0x10e, 0xc, &(0x7f0000000280)={0xfffffffc}, 0x9) r5 = bpf$MAP_CREATE_CONST_STR(0x0, &(0x7f0000000240)={0x2, 0x4, 0x8, 0x1, 0x80, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0x0}, 0x50) syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000000)='./bus\x00', 0x2008002, &(0x7f0000000340), 0x1, 0x564, &(0x7f0000000c00)="$eJzs3c9vHFcdAPDvjH82SesEeoAKSIBCQFF2400bVb20XECoqoSoOCAOqbE3lsluNmTXpTaRcP8GkEDiBH8CByQOSD1xgBNHJA6AKAekAhEoRuph0MyO7Y29Jou93iXez0eazI83M9/3djPz3r5dzwtgYl2KiK2ImI2INyNiodyelFO82p3y/R4+uL+8/eD+chJZ9sbfkyI93xY9x+TOluecj4ivfinim8nBuO2NzdtLjUb9Xrle7TTvVtsbm1fXmkur9dX6nVrtxuKNay9df7E2tLJebP7s/S+uvfa1X/7i4+/9duvz382zda5M6y3HMHWLPrMbJzcdEa+dRLAxmCrns2POB0eTRsSHIuJTxfW/EFPF/04A4DTLsoXIFnrXAYDTLi36wJK0EhFpWjYCKt0+vGfjTNpotTtXbrXW76x0+8rOx0x6a61Rv3Zh7vffLnaeSfL1xSKtSC/Wa/vWr0fEhYj4wdxTxXpludVYGU+TBwAm3tne+j8i/jWXppXKQIf2+VYPAHhizI87AwDAyKn/AWDyqP8BYPIMUP+XX/ZvnXheAIDR8PkfACaP+h8AJo/6HwAmyldefz2fsu3y+dcrb22s3269dXWl3r5daa4vV5Zb9+5WVlut1eKZPc3Hna/Rat1dfCHW36526u1Otb2xebPZWr/TuVk81/tmfWYkpQIA/psLF9/9XRIRWy8/VUzRM5aDuhpOt3SIewFPlqnjHKyBAE80o33B5BqoCi8aCb8+8bwA49H3Yd7zfRcf9aP/IYjfGcH/lcsfHbz/3xjPcLrs69n/IBtXRoCRO1r//ytDzwcwekfu///jcPMBjF6WJfvH/J/dTQIATqVj/IQv+96wGiHAWD1uMO+hfP8PAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAp8y5iPhWJGmlGAs8zf9NK5WIpyPifMwkt9Ya9WsR8UxcjIiZuXx9cdyZBgCOKf1rUo7/dXnh+XP7U2eTf88V84j4zo/f+OHbS53OvcV8+z92t8/tDB9W2zvuGOMKAgCD+/MgOxX1d62c93yQf/jg/vLOdIJ5POD9L+wOPrq8/eB+MXVTpiPLsixivmhLnPlnEtPlMfMR8VxETA0h/tY7EfGRfuVPir6R8+XIp73xo4z99Ejjp4/ET4u07jx/+T48hLzApHk3v/+82u/6S+NSMe9//c8Xd6jjK+5/8xE7977tnvjTZaSpPvHza/7SoDFe+NWXD2zMFrpp70Q8N90vfrIbPzkk/vMDxv/Dxz7x/VcOSct+EnE5+sfvjVXtNO9W2xubV9eaS6v11fqdWu3G4o1rL11/sVYt+qirOz3VB/3t5SvPHJa3vPxnDonffefP7iv/7O6xnxmw/D/94M1vfHJvdW5//M99uv/7/2wRsf/rn9eJnx0w/tKZnx86fHcef+WQ8j/u/b8yYPz3/rK5MuCuAMAItDc2by81GvV7x1rIP4UO4zwHFvIsDrbzTnPxeEH/FMXC3suSRBJHPuFM/6S8MTbQ4Sf1qp74wvRuW3G4Z/56fsYRFycdeimOshDny4WHowo6vnsSMBp7F31E/GbcuQEAAAAAAAAAAAAAAPoZxd8wjbuMAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAnF7/CQAA///bV8Ru") syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000680)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x181d011, 0x0, 0x0, 0x0, &(0x7f0000000140)) syz_fuse_handle_req(0xffffffffffffffff, &(0x7f0000004180)="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0x2000, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000200)={0x90, 0x0, 0x1, {0x6, 0x2, 0xffffffffffffeffe, 0xfffffffffffffffd, 0x0, 0x0, {0x40, 0x8, 0xb, 0xffff, 0x0, 0x1, 0x0, 0x0, 0x120, 0x2000, 0x0, 0x0, 0x0, 0x501, 0x4}}}, 0x0, 0x0, 0x0, 0x0, 0x0}) sendmsg$nl_route(r3, &(0x7f0000000480)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000440)={&(0x7f00000020c0)=@can_newroute={0x2c4, 0x18, 0x200, 0x70bd2b, 0x25dfdbff, {0x1d, 0x1, 0x4}, [@CGW_LIM_HOPS={0x5, 0xd, 0x3}, @CGW_CS_CRC8={0x11e, 0x6, {0x78, 0x2, 0x57, 0x19, 0xb, "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", 0x1, "67e1992a0c91c9c0f73f0d0e92fa1e9d902dc494"}}, @CGW_MOD_AND={0x15, 0x1, {{{0x3, 0x0, 0x1}, 0x3, 0x0, 0x0, 0x0, "abe007f2eadd58f4"}, 0x5}}, @CGW_MOD_OR={0x15, 0x2, {{{0x2, 0x0, 0x1, 0x1}, 0x7, 0x3, 0x0, 0x0, "106b1ff6ec27233c"}, 0x2}}, @CGW_CS_CRC8={0x11e, 0x6, {0x47, 0x75, 0x50, 0x5, 0x2, "4a6624782af7a8836d032adf963aa66d2e1b2cf292c9af2dca396d5ed840ab965b11dd607b9b2d45215a8591a6e8a2a89af9acedd7569507593c10520f99265626028848bcce053a257bb73cc26590ac7a5502926e3273f26d681493f062f27124b15f3942080ae44678d9ecc329d53f1bb2bbd4c83422d517d3e88973b8a803d74650b9520fe8cf81ec56bb1ab234eae7ce6b82863ddd753a10994d45a1fd53836cf1b55807df0d97aec0bb3d030a95f84f9053f75defa3f2c138562abc86fc311dfbb9a64f72827714ab46bdc7006b663e314f910fe411acd882ec22a0b8606517df2b8f16e367fb2b6aba608d51a85971ea9f09bbe447fa69a25dfc6a2d5a", 0x1, "845dbf19fa21ad3013758df0acd099bb915f2ef4"}}, @CGW_SRC_IF={0x8}, @CGW_LIM_HOPS={0x5, 0xd, 0x9b}, @CGW_MOD_UID={0x8}, @CGW_CS_XOR={0x8, 0x5, {0xfffffffffffffffc, 0x6, 0x5, 0xa}}, @CGW_MOD_XOR={0x15, 0x3, {{{0x0, 0x1, 0x1, 0x1}, 0x8, 0x0, 0x0, 0x0, "29e96f83eb95f40e"}, 0x3}}]}, 0x2c4}, 0x1, 0x0, 0x0, 0x8000}, 0x4040004) r6 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x42042, 0x14a) fallocate(r6, 0x10, 0x800, 0x8000) r7 = openat(0xffffffffffffff9c, &(0x7f0000000d80)='./file1\x00', 0x143042, 0x0) pwritev2(r7, &(0x7f00000001c0)=[{&(0x7f0000000080)="ff", 0xfdef}], 0x1, 0xe7b, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000140)={0x1e, 0x10, &(0x7f0000000000)=@ringbuf={{0x18, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, {{0x18, 0x1, 0x1, 0x0, r5}, {}, {0x7, 0x0, 0xb, 0x3, 0x0, 0x0, 0x1ab92b}, {0x85, 0x0, 0x0, 0x8}, {0x4}}, {{0x5, 0x0, 0x4, 0x9, 0x0, 0x1, 0x2000}}, [@ldst={0x0, 0x1, 0x1, 0x2, 0x7, 0x80, 0x1d}], {{0x7, 0x1, 0xb, 0x8}, {0x6, 0x0, 0x5, 0x9}, {0x85, 0x0, 0x0, 0x85}}}, &(0x7f0000000980)='GPL\x00', 0x2, 0x0, 0x0, 0x0, 0x2a, '\x00', 0x0, @sk_lookup=0x24, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) sendmsg$nl_generic(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)={0x20, 0x12, 0xa01, 0x0, 0x0, {0x80, 0x0, 0x2}}, 0x26}}, 0x0) bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x14, 0x4, &(0x7f00000000c0)=ANY=[@ANYBLOB="b4053596284032c1c8c4be4400000000082b2fba63bb9a2400006381b3573d490001000000"], &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, @lirc_mode2=0x10, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x67, 0x10, &(0x7f0000000000), 0x10}, 0x94) setsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r0, 0x84, 0x85, &(0x7f0000000180)={0x0, @in={{0x2, 0x0, @empty}}, 0x0, 0x5}, 0x90) sendto$inet6(r0, &(0x7f0000847fff)='Y', 0x1, 0x0, &(0x7f000005ffe4)={0xa, 0x4e23, 0x2, @loopback}, 0x1c) [ 127.690083][ T4685] Bluetooth: hci0: command tx timeout [ 127.780957][ T5349] loop0: detected capacity change from 0 to 2048 [ 127.801588][ T5349] UDF-fs: error (device loop0): udf_read_tagged: read failed, block=2362, location=2362 [ 127.844605][ T5349] UDF-fs: error (device loop0): udf_read_tagged: tag checksum failed, block 99: 0x27 != 0x4d [ 127.875270][ T5349] UDF-fs: error (device loop0): udf_read_tagged: tag checksum failed, block 160: 0xd2 != 0xd4 [ 127.897671][ T5349] UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000) [ 127.941809][ T25] audit: type=1800 audit(1766605526.060:2): pid=5349 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.0" name="file1" dev="loop0" ino=1346 res=0 errno=0 [ 128.314209][ T150] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 128.644809][ T5349] [ 128.645635][ T5349] ============================================ [ 128.647531][ T5349] WARNING: possible recursive locking detected [ 128.649483][ T5349] syzkaller #0 Not tainted [ 128.650868][ T5349] -------------------------------------------- [ 128.652784][ T5349] syz.0.0/5349 is trying to acquire lock: [ 128.654571][ T5349] ffff888036ff4128 (&sbi->s_alloc_mutex){+.+.}-{4:4}, at: udf_free_blocks+0xa8f/0x18e0 [ 128.657821][ T5349] [ 128.657821][ T5349] but task is already holding lock: [ 128.660345][ T5349] ffff888036ff4128 (&sbi->s_alloc_mutex){+.+.}-{4:4}, at: udf_prealloc_blocks+0x8d0/0x10f0 [ 128.663778][ T5349] [ 128.663778][ T5349] other info that might help us debug this: [ 128.666759][ T5349] Possible unsafe locking scenario: [ 128.666759][ T5349] [ 128.669602][ T5349] CPU0 [ 128.671076][ T5349] ---- [ 128.672614][ T5349] lock(&sbi->s_alloc_mutex); [ 128.674971][ T5349] lock(&sbi->s_alloc_mutex); [ 128.677073][ T5349] [ 128.677073][ T5349] *** DEADLOCK *** [ 128.677073][ T5349] [ 128.680446][ T5349] May be due to missing lock nesting notation [ 128.680446][ T5349] [ 128.683979][ T5349] 4 locks held by syz.0.0/5349: [ 128.686257][ T5349] #0: ffff888041382420 (sb_writers#12){.+.+}-{0:0}, at: vfs_writev+0x288/0x960 [ 128.690425][ T5349] #1: ffff88804732cf40 (&sb->s_type->i_mutex_key#24){+.+.}-{4:4}, at: udf_file_write_iter+0x6e/0x6c0 [ 128.695417][ T5349] #2: ffff88804732cd70 (&ei->i_data_sem#2){++++}-{4:4}, at: udf_map_block+0x283/0x45f0 [ 128.699651][ T5349] #3: ffff888036ff4128 (&sbi->s_alloc_mutex){+.+.}-{4:4}, at: udf_prealloc_blocks+0x8d0/0x10f0 [ 128.704228][ T5349] [ 128.704228][ T5349] stack backtrace: [ 128.706769][ T5349] CPU: 0 UID: 0 PID: 5349 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 128.706786][ T5349] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 128.706792][ T5349] Call Trace: [ 128.706801][ T5349] [ 128.706807][ T5349] dump_stack_lvl+0xe8/0x150 [ 128.706825][ T5349] print_deadlock_bug+0x279/0x290 [ 128.706842][ T5349] __lock_acquire+0x2540/0x2cf0 [ 128.706853][ T5349] ? __pfx___schedule+0x10/0x10 [ 128.706912][ T5349] ? __queue_work+0x1a2/0xf90 [ 128.706926][ T5349] ? __lock_acquire+0x6b6/0x2cf0 [ 128.706939][ T5349] ? udf_free_blocks+0xa8f/0x18e0 [ 128.706949][ T5349] lock_acquire+0x107/0x340 [ 128.706959][ T5349] ? udf_free_blocks+0xa8f/0x18e0 [ 128.706971][ T5349] __mutex_lock+0x187/0x1350 [ 128.706980][ T5349] ? udf_free_blocks+0xa8f/0x18e0 [ 128.706991][ T5349] ? __lock_acquire+0x6b6/0x2cf0 [ 128.707001][ T5349] ? udf_free_blocks+0xa8f/0x18e0 [ 128.707011][ T5349] ? __pfx___mutex_lock+0x10/0x10 [ 128.707020][ T5349] ? folio_mark_accessed+0x42c/0x8b0 [ 128.707031][ T5349] ? fs_reclaim_acquire+0x7d/0x100 [ 128.707046][ T5349] ? fs_reclaim_acquire+0x7d/0x100 [ 128.707061][ T5349] udf_free_blocks+0xa8f/0x18e0 [ 128.707074][ T5349] ? bdev_getblk+0x583/0x6e0 [ 128.707089][ T5349] ? __pfx_blk_mq_flush_plug_list+0x10/0x10 [ 128.707100][ T5349] ? udf_get_fileshortad+0x6e/0x1b0 [ 128.707110][ T5349] ? udf_current_aext+0x698/0xb30 [ 128.707123][ T5349] ? __pfx_udf_free_blocks+0x10/0x10 [ 128.707141][ T5349] ? udf_next_aext+0x447/0x540 [ 128.707158][ T5349] udf_delete_aext+0x4df/0xbc0 [ 128.707174][ T5349] ? __pfx_udf_delete_aext+0x10/0x10 [ 128.707186][ T5349] ? udf_next_aext+0x44e/0x540 [ 128.707202][ T5349] udf_prealloc_blocks+0xbb4/0x10f0 [ 128.707214][ T5349] ? udf_current_aext+0x69f/0xb30 [ 128.707227][ T5349] ? __pfx_udf_prealloc_blocks+0x10/0x10 [ 128.707236][ T5349] ? udf_next_aext+0x447/0x540 [ 128.707250][ T5349] udf_map_block+0x1f70/0x45f0 [ 128.707268][ T5349] ? __pfx_udf_map_block+0x10/0x10 [ 128.707289][ T5349] ? do_raw_spin_unlock+0x4d/0x240 [ 128.707302][ T5349] __udf_get_block+0x52/0x250 [ 128.707315][ T5349] __block_write_begin_int+0x6b5/0x1900 [ 128.707331][ T5349] ? __pfx_udf_get_block+0x10/0x10 [ 128.707343][ T5349] ? __pfx___block_write_begin_int+0x10/0x10 [ 128.707359][ T5349] ? __pfx_udf_get_block+0x10/0x10 [ 128.707368][ T5349] block_write_begin+0x8d/0x120 [ 128.707382][ T5349] ? udf_write_begin+0x92/0x270 [ 128.707392][ T5349] udf_write_begin+0x118/0x270 [ 128.707405][ T5349] generic_perform_write+0x2c5/0x900 [ 128.707419][ T5349] ? __pfx_generic_perform_write+0x10/0x10 [ 128.707428][ T5349] ? file_update_time_flags+0x448/0x4e0 [ 128.707443][ T5349] ? __generic_file_write_iter+0xf9/0x230 [ 128.707452][ T5349] ? udf_file_write_iter+0x1a3/0x6c0 [ 128.707463][ T5349] udf_file_write_iter+0x2d5/0x6c0 [ 128.707474][ T5349] do_iter_readv_writev+0x623/0x8c0 [ 128.707492][ T5349] ? __pfx_do_iter_readv_writev+0x10/0x10 [ 128.707510][ T5349] vfs_writev+0x31a/0x960 [ 128.707522][ T5349] ? __pfx_vfs_writev+0x10/0x10 [ 128.707535][ T5349] ? __fget_files+0x2a/0x420 [ 128.707545][ T5349] ? __fget_files+0x3a0/0x420 [ 128.707555][ T5349] ? __fget_files+0x2a/0x420 [ 128.707566][ T5349] __se_sys_pwritev2+0x179/0x290 [ 128.707576][ T5349] ? __pfx___se_sys_pwritev2+0x10/0x10 [ 128.707586][ T5349] ? __x64_sys_pwritev2+0x20/0xc0 [ 128.707595][ T5349] do_syscall_64+0xec/0xf80 [ 128.707605][ T5349] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 128.707615][ T5349] ? trace_irq_disable+0x37/0x100 [ 128.707629][ T5349] ? clear_bhb_loop+0x60/0xb0 [ 128.707640][ T5349] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 128.707650][ T5349] RIP: 0033:0x7fd34cd8f7c9 [ 128.707662][ T5349] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 128.707670][ T5349] RSP: 002b:00007fd34db8b038 EFLAGS: 00000246 ORIG_RAX: 0000000000000148 [ 128.707682][ T5349] RAX: ffffffffffffffda RBX: 00007fd34cfe5fa0 RCX: 00007fd34cd8f7c9 [ 128.707689][ T5349] RDX: 0000000000000001 RSI: 00002000000001c0 RDI: 000000000000000d [ 128.707697][ T5349] RBP: 00007fd34ce13f91 R08: 0000000000000000 R09: 0000000000000000 [ 128.707704][ T5349] R10: 0000000000000e7b R11: 0000000000000246 R12: 0000000000000000 [ 128.707714][ T5349] R13: 00007fd34cfe6038 R14: 00007fd34cfe5fa0 R15: 00007ffc33ed2018 [ 128.707726][ T5349] [ 129.714403][ T4685] Bluetooth: hci0: command tx timeout [ 131.794939][ T4685] Bluetooth: hci0: command tx timeout [ 133.474345][ T150] usb 5-1: unable to get BOS descriptor or descriptor too short [ 133.477710][ T150] usb 5-1: no configurations [ 133.479688][ T150] usb 5-1: can't read configurations, error -22 [ 133.604256][ T150] usb 5-1: new high-speed USB device number 3 using dummy_hcd [ 133.734264][ T150] usb 5-1: device descriptor read/64, error -32 [ 133.844632][ T150] usb usb5-port1: attempt power cycle [ 133.874268][ T4685] Bluetooth: hci0: command tx timeout [ 134.184228][ T150] usb 5-1: new high-speed USB device number 4 using dummy_hcd [ 134.204568][ T150] usb 5-1: device descriptor read/8, error -32 [ 134.444203][ T150] usb 5-1: new high-speed USB device number 5 using dummy_hcd [ 134.464436][ T150] usb 5-1: device descriptor read/8, error -32 [ 134.574369][ T150] usb usb5-port1: unable to enumerate USB device