program: syz_read_part_table(0x5e2, &(0x7f0000000b00)="$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") r0 = syz_open_dev$loop(&(0x7f0000000140), 0x0, 0x0) ioctl$LOOP_SET_BLOCK_SIZE(r0, 0x4c09, 0x8000) mount(&(0x7f0000000000)=@loop={'/dev/loop', 0x0}, &(0x7f00000002c0)='./file0\x00', &(0x7f0000000080)='exfat\x00', 0x0, 0x0) [ 84.824546][ T5313] Bluetooth: hci0: command tx timeout [ 84.962094][ T5339] loop0: detected capacity change from 0 to 2048 [ 85.006716][ T5339] loop0: p2 p3 < > p4 < p5 > [ 85.010219][ T5339] loop0: partition table partially beyond EOD, truncated [ 85.019004][ T5339] loop0: p3 start 4284289 is beyond EOD, truncated [ 85.071707][ T5309] Buffer I/O error on dev loop0p4, logical block 0, async page read [ 85.075651][ T5309] Buffer I/O error on dev loop0p4, logical block 0, async page read [ 85.084320][ T5344] Buffer I/O error on dev loop0p5, logical block 0, async page read [ 85.089946][ T5339] ------------[ cut here ]------------ [ 85.092529][ T5339] kernel BUG at fs/buffer.c:1582! [ 85.094777][ T5339] Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI [ 85.097709][ T5339] CPU: 0 UID: 0 PID: 5339 Comm: syz.0.0 Not tainted 6.16.0-syzkaller-08685-g260f6f4fda93 #0 PREEMPT(full) [ 85.102821][ T5339] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 85.107732][ T5339] RIP: 0010:folio_set_bh+0x1dc/0x1e0 [ 85.110522][ T5339] Code: 4c 89 e2 e8 06 39 b7 02 e9 42 ff ff ff e8 2c 25 79 ff 48 89 df 48 c7 c6 e0 fc 99 8b e8 fd d5 c1 ff 90 0f 0b e8 15 25 79 ff 90 <0f> 0b 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f [ 85.118532][ T5339] RSP: 0018:ffffc9000fe178e0 EFLAGS: 00010287 [ 85.121093][ T5339] RAX: ffffffff824677ab RBX: ffffea0001349e80 RCX: 0000000000100000 [ 85.124420][ T5339] RDX: ffffc9000dd2a000 RSI: 0000000000000ca4 RDI: 0000000000000ca5 [ 85.127957][ T5339] RBP: dffffc0000000000 R08: ffffea0001349e87 R09: 1ffffd40002693d0 [ 85.131202][ T5339] R10: dffffc0000000000 R11: fffff940002693d1 R12: 0000000000000000 [ 85.134669][ T5339] R13: 0000000000001000 R14: ffff8880441ff1d0 R15: 0000000000001000 [ 85.138386][ T5339] FS: 00007ff56bbf56c0(0000) GS:ffff88808d26e000(0000) knlGS:0000000000000000 [ 85.142171][ T5339] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.144944][ T5339] CR2: 00007f12959a396f CR3: 0000000032d19000 CR4: 0000000000352ef0 [ 85.148369][ T5339] Call Trace: [ 85.149687][ T5339] [ 85.150823][ T5339] folio_alloc_buffers+0x3a0/0x640 [ 85.152800][ T5339] bdev_getblk+0x286/0x660 [ 85.154768][ T5339] __bread_gfp+0x89/0x3c0 [ 85.156645][ T5339] exfat_fill_super+0x360/0x2a20 [ 85.158616][ T5339] ? snprintf+0xda/0x120 [ 85.160591][ T5339] ? __pfx_snprintf+0x10/0x10 [ 85.162971][ T5339] ? set_blocksize+0x158/0x500 [ 85.165182][ T5339] ? __pfx_exfat_fill_super+0x10/0x10 [ 85.167337][ T5339] ? sb_set_blocksize+0xc7/0x180 [ 85.169266][ T5339] ? setup_bdev_super+0x4c1/0x5b0 [ 85.171311][ T5339] get_tree_bdev_flags+0x40e/0x4d0 [ 85.173633][ T5339] ? __pfx_exfat_fill_super+0x10/0x10 [ 85.176128][ T5339] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 85.178684][ T5339] vfs_get_tree+0x8f/0x2b0 [ 85.180586][ T5339] do_new_mount+0x2a2/0x9e0 [ 85.182548][ T5339] ? ns_capable+0x8a/0xf0 [ 85.184419][ T5339] ? __pfx_do_new_mount+0x10/0x10 [ 85.186916][ T5339] ? path_mount+0x61c/0xfe0 [ 85.189045][ T5339] ? user_path_at+0x44/0x60 [ 85.191058][ T5339] __se_sys_mount+0x317/0x410 [ 85.193084][ T5339] ? __pfx___se_sys_mount+0x10/0x10 [ 85.195430][ T5339] ? rcu_is_watching+0x15/0xb0 [ 85.197553][ T5339] ? do_syscall_64+0xbe/0x3b0 [ 85.199554][ T5339] ? __x64_sys_mount+0x20/0xc0 [ 85.201600][ T5339] do_syscall_64+0xfa/0x3b0 [ 85.203679][ T5339] ? lockdep_hardirqs_on+0x9c/0x150 [ 85.205770][ T5339] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 85.208188][ T5339] ? clear_bhb_loop+0x60/0xb0 [ 85.210038][ T5339] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 85.212503][ T5339] RIP: 0033:0x7ff56f78e9a9 [ 85.214512][ T5339] 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 [ 85.222726][ T5339] RSP: 002b:00007ff56bbf5038 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 85.226718][ T5339] RAX: ffffffffffffffda RBX: 00007ff56f9b5fa0 RCX: 00007ff56f78e9a9 [ 85.230282][ T5339] RDX: 0000200000000080 RSI: 00002000000002c0 RDI: 0000200000000000 [ 85.233882][ T5339] RBP: 00007ff56f810d69 R08: 0000000000000000 R09: 0000000000000000 [ 85.237268][ T5339] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 85.240614][ T5339] R13: 0000000000000000 R14: 00007ff56f9b5fa0 R15: 00007ffe33893ad8 [ 85.244025][ T5339] [ 85.245431][ T5339] Modules linked in: [ 85.247838][ T5339] ---[ end trace 0000000000000000 ]--- [ 85.251450][ T5307] Buffer I/O error on dev loop0p2, logical block 0, async page read [ 85.257812][ T5309] Buffer I/O error on dev loop0p4, logical block 0, async page read [ 85.261808][ T5309] Buffer I/O error on dev loop0p4, logical block 0, async page read [ 85.266190][ T5309] Buffer I/O error on dev loop0p4, logical block 0, async page read [ 85.275368][ T5309] Buffer I/O error on dev loop0p4, logical block 0, async page read [ 85.279467][ T5309] Buffer I/O error on dev loop0p4, logical block 0, async page read [ 85.282680][ T5309] Buffer I/O error on dev loop0p4, logical block 0, async page read [ 85.289940][ T5339] RIP: 0010:folio_set_bh+0x1dc/0x1e0 [ 85.292280][ T5339] Code: 4c 89 e2 e8 06 39 b7 02 e9 42 ff ff ff e8 2c 25 79 ff 48 89 df 48 c7 c6 e0 fc 99 8b e8 fd d5 c1 ff 90 0f 0b e8 15 25 79 ff 90 <0f> 0b 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f [ 85.302534][ T5339] RSP: 0018:ffffc9000fe178e0 EFLAGS: 00010287 [ 85.305474][ T5339] RAX: ffffffff824677ab RBX: ffffea0001349e80 RCX: 0000000000100000 [ 85.309606][ T5339] RDX: ffffc9000dd2a000 RSI: 0000000000000ca4 RDI: 0000000000000ca5 [ 85.313148][ T5339] RBP: dffffc0000000000 R08: ffffea0001349e87 R09: 1ffffd40002693d0 [ 85.317506][ T5339] R10: dffffc0000000000 R11: fffff940002693d1 R12: 0000000000000000 [ 85.321068][ T5339] R13: 0000000000001000 R14: ffff8880441ff1d0 R15: 0000000000001000 [ 85.324878][ T5339] FS: 00007ff56bbf56c0(0000) GS:ffff88808d26e000(0000) knlGS:0000000000000000 [ 85.329472][ T5339] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.332463][ T5339] CR2: 000055f89689c5c8 CR3: 0000000032d19000 CR4: 0000000000352ef0 [ 85.336018][ T5339] Kernel panic - not syncing: Fatal exception [ 85.338983][ T5339] Kernel Offset: disabled [ 85.340904][ T5339] Rebooting in 86400 seconds..