program: openat$dir(0xffffffffffffff9c, &(0x7f0000001a00)='./file1\x00', 0x40, 0x0) (async) r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x80000) r1 = socket(0x2, 0x1, 0x0) (async) r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_DO_IT(r2, 0xab03) (async) ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0x100000000) mount(&(0x7f0000000000)=@nbd={'/dev/nbd', 0x0}, &(0x7f0000004a00)='./file1\x00', &(0x7f0000000080)='udf\x00', 0x2008087, 0x0) (async) sendmsg$TIPC_NL_KEY_SET(r1, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x20, 0x0, 0x100, 0x70bd2a, 0x25dfdbfc, {}, [@TIPC_NLA_PUBL={0xc, 0x3, 0x0, 0x1, [@TIPC_NLA_PUBL_LOWER={0x8, 0x2, 0x1}]}]}, 0x20}, 0x1, 0x0, 0x0, 0x24000010}, 0x84) [ 75.583289][ T5300] Bluetooth: hci0: command tx timeout [ 75.648730][ T5300] block nbd0: Receive control failed (result -107) [ 75.670302][ T5321] UDF-fs: error (device nbd0): udf_read_tagged: read failed, block=256, location=256 [ 75.686369][ T5321] ------------[ cut here ]------------ [ 75.688567][ T5321] WARNING: CPU: 0 PID: 5321 at fs/buffer.c:1125 bdev_getblk+0x580/0x660 [ 75.691824][ T5321] Modules linked in: [ 75.693922][ T5321] CPU: 0 UID: 0 PID: 5321 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 75.697655][ T5321] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 75.702210][ T5321] RIP: 0010:bdev_getblk+0x580/0x660 [ 75.704531][ T5321] Code: 26 fb ff ff e8 71 a8 75 ff 48 c7 c7 20 29 7a 8b 48 c7 c6 6c ce 83 8d 4c 89 fa 4c 89 e9 e8 08 96 dd fe eb bd e8 51 a8 75 ff 90 <0f> 0b 90 48 b8 00 00 00 00 00 fc ff df 41 80 3c 07 00 74 08 48 89 [ 75.711098][ T5321] RSP: 0018:ffffc9000d41f670 EFLAGS: 00010293 [ 75.713343][ T5321] RAX: ffffffff8249fb4f RBX: ffff88803214d098 RCX: ffff888000fc2480 [ 75.716535][ T5321] RDX: 0000000000000000 RSI: 0000000000000200 RDI: 0000000000000000 [ 75.720214][ T5321] RBP: 0000000000000200 R08: 0000000000000000 R09: ffffffff8218eb4d [ 75.723675][ T5321] R10: 0000000000000406 R11: 0000000000000000 R12: ffff88803214d9f0 [ 75.726966][ T5321] R13: ffff88803214d080 R14: 0000000000000200 R15: 1ffff11006429a13 [ 75.730914][ T5321] FS: 00007fbe75d986c0(0000) GS:ffff88808d304000(0000) knlGS:0000000000000000 [ 75.734870][ T5321] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.737546][ T5321] CR2: 00007fffc9ea6ec0 CR3: 0000000042947000 CR4: 0000000000352ef0 [ 75.740801][ T5321] Call Trace: [ 75.742297][ T5321] [ 75.743816][ T5321] ? __pfx__udf_err+0x10/0x10 [ 75.745944][ T5321] ? kmem_cache_free+0x4b5/0x690 [ 75.748213][ T5321] __bread_gfp+0x89/0x3c0 [ 75.750180][ T5321] udf_read_tagged+0xad/0xe00 [ 75.752336][ T5321] udf_check_anchor_block+0x99/0x550 [ 75.754681][ T5321] ? __phys_addr+0xd3/0x180 [ 75.756541][ T5321] ? udf_get_last_block+0x286/0x360 [ 75.758769][ T5321] ? __pfx_udf_check_anchor_block+0x10/0x10 [ 75.761166][ T5321] udf_load_vrs+0xa83/0xf20 [ 75.762764][ T5321] ? __pfx_udf_load_vrs+0x10/0x10 [ 75.764598][ T5321] ? udf_get_last_session+0x100/0x200 [ 75.766861][ T5321] udf_fill_super+0x5ad/0x17a0 [ 75.768915][ T5321] ? __pfx_udf_fill_super+0x10/0x10 [ 75.771216][ T5321] ? set_blocksize+0x21e/0x500 [ 75.773305][ T5321] ? sb_set_blocksize+0x104/0x180 [ 75.775445][ T5321] ? setup_bdev_super+0x4c1/0x5b0 [ 75.777607][ T5321] get_tree_bdev_flags+0x40b/0x4d0 [ 75.780327][ T5321] ? __pfx_udf_fill_super+0x10/0x10 [ 75.783057][ T5321] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 75.785469][ T5321] vfs_get_tree+0x8f/0x2b0 [ 75.787489][ T5321] do_new_mount+0x302/0xa10 [ 75.789376][ T5321] ? apparmor_capable+0x137/0x1b0 [ 75.791432][ T5321] ? __pfx_do_new_mount+0x10/0x10 [ 75.793700][ T5321] ? ns_capable+0x8a/0xf0 [ 75.795436][ T5321] ? kmem_cache_free+0x19b/0x690 [ 75.797572][ T5321] __se_sys_mount+0x313/0x410 [ 75.799690][ T5321] ? __pfx___se_sys_mount+0x10/0x10 [ 75.801860][ T5321] ? do_syscall_64+0xbe/0xfa0 [ 75.803977][ T5321] ? __x64_sys_mount+0x20/0xc0 [ 75.806104][ T5321] do_syscall_64+0xfa/0xfa0 [ 75.808153][ T5321] ? lockdep_hardirqs_on+0x9c/0x150 [ 75.810483][ T5321] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 75.814379][ T5321] ? clear_bhb_loop+0x60/0xb0 [ 75.816575][ T5321] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 75.819057][ T5321] RIP: 0033:0x7fbe74f8eec9 [ 75.820920][ T5321] 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 [ 75.828892][ T5321] RSP: 002b:00007fbe75d98038 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 75.832075][ T5321] RAX: ffffffffffffffda RBX: 00007fbe751e5fa0 RCX: 00007fbe74f8eec9 [ 75.836442][ T5321] RDX: 0000200000000080 RSI: 0000200000004a00 RDI: 0000200000000000 [ 75.839666][ T5321] RBP: 00007fbe75011f91 R08: 0000000000000000 R09: 0000000000000000 [ 75.842744][ T5321] R10: 0000000002008087 R11: 0000000000000246 R12: 0000000000000000 [ 75.846157][ T5321] R13: 00007fbe751e6038 R14: 00007fbe751e5fa0 R15: 00007fffc9ea7878 [ 75.849313][ T5321] [ 75.850694][ T5321] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 75.853528][ T5321] CPU: 0 UID: 0 PID: 5321 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 75.857155][ T5321] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 75.861540][ T5321] Call Trace: [ 75.862956][ T5321] [ 75.864280][ T5321] dump_stack_lvl+0x99/0x250 [ 75.866270][ T5321] ? __asan_memcpy+0x40/0x70 [ 75.868214][ T5321] ? __pfx_dump_stack_lvl+0x10/0x10 [ 75.870410][ T5321] ? __pfx__printk+0x10/0x10 [ 75.872457][ T5321] vpanic+0x237/0x6d0 [ 75.874229][ T5321] ? __pfx_vpanic+0x10/0x10 [ 75.876288][ T5321] panic+0xb9/0xc0 [ 75.877822][ T5321] ? __pfx_panic+0x10/0x10 [ 75.879697][ T5321] __warn+0x31b/0x4b0 [ 75.881425][ T5321] ? bdev_getblk+0x580/0x660 [ 75.883302][ T5321] ? bdev_getblk+0x580/0x660 [ 75.885306][ T5321] report_bug+0x2be/0x4f0 [ 75.887187][ T5321] ? bdev_getblk+0x580/0x660 [ 75.889116][ T5321] ? bdev_getblk+0x580/0x660 [ 75.891174][ T5321] ? bdev_getblk+0x582/0x660 [ 75.893133][ T5321] handle_bug+0x84/0x160 [ 75.895012][ T5321] exc_invalid_op+0x1a/0x50 [ 75.897024][ T5321] asm_exc_invalid_op+0x1a/0x20 [ 75.899057][ T5321] RIP: 0010:bdev_getblk+0x580/0x660 [ 75.901204][ T5321] Code: 26 fb ff ff e8 71 a8 75 ff 48 c7 c7 20 29 7a 8b 48 c7 c6 6c ce 83 8d 4c 89 fa 4c 89 e9 e8 08 96 dd fe eb bd e8 51 a8 75 ff 90 <0f> 0b 90 48 b8 00 00 00 00 00 fc ff df 41 80 3c 07 00 74 08 48 89 [ 75.908588][ T5321] RSP: 0018:ffffc9000d41f670 EFLAGS: 00010293 [ 75.910963][ T5321] RAX: ffffffff8249fb4f RBX: ffff88803214d098 RCX: ffff888000fc2480 [ 75.914371][ T5321] RDX: 0000000000000000 RSI: 0000000000000200 RDI: 0000000000000000 [ 75.917490][ T5321] RBP: 0000000000000200 R08: 0000000000000000 R09: ffffffff8218eb4d [ 75.920722][ T5321] R10: 0000000000000406 R11: 0000000000000000 R12: ffff88803214d9f0 [ 75.923873][ T5321] R13: ffff88803214d080 R14: 0000000000000200 R15: 1ffff11006429a13 [ 75.927435][ T5321] ? fs_reclaim_acquire+0x7d/0x100 [ 75.929653][ T5321] ? bdev_getblk+0x57f/0x660 [ 75.931810][ T5321] ? __pfx__udf_err+0x10/0x10 [ 75.933797][ T5321] ? kmem_cache_free+0x4b5/0x690 [ 75.935909][ T5321] __bread_gfp+0x89/0x3c0 [ 75.937727][ T5321] udf_read_tagged+0xad/0xe00 [ 75.939896][ T5321] udf_check_anchor_block+0x99/0x550 [ 75.942325][ T5321] ? __phys_addr+0xd3/0x180 [ 75.944421][ T5321] ? udf_get_last_block+0x286/0x360 [ 75.946648][ T5321] ? __pfx_udf_check_anchor_block+0x10/0x10 [ 75.949203][ T5321] udf_load_vrs+0xa83/0xf20 [ 75.951174][ T5321] ? __pfx_udf_load_vrs+0x10/0x10 [ 75.953498][ T5321] ? udf_get_last_session+0x100/0x200 [ 75.956058][ T5321] udf_fill_super+0x5ad/0x17a0 [ 75.957981][ T5321] ? __pfx_udf_fill_super+0x10/0x10 [ 75.960200][ T5321] ? set_blocksize+0x21e/0x500 [ 75.962289][ T5321] ? sb_set_blocksize+0x104/0x180 [ 75.964517][ T5321] ? setup_bdev_super+0x4c1/0x5b0 [ 75.966698][ T5321] get_tree_bdev_flags+0x40b/0x4d0 [ 75.968817][ T5321] ? __pfx_udf_fill_super+0x10/0x10 [ 75.971026][ T5321] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 75.973440][ T5321] vfs_get_tree+0x8f/0x2b0 [ 75.975306][ T5321] do_new_mount+0x302/0xa10 [ 75.977313][ T5321] ? apparmor_capable+0x137/0x1b0 [ 75.979497][ T5321] ? __pfx_do_new_mount+0x10/0x10 [ 75.981673][ T5321] ? ns_capable+0x8a/0xf0 [ 75.983529][ T5321] ? kmem_cache_free+0x19b/0x690 [ 75.985763][ T5321] __se_sys_mount+0x313/0x410 [ 75.987879][ T5321] ? __pfx___se_sys_mount+0x10/0x10 [ 75.990127][ T5321] ? do_syscall_64+0xbe/0xfa0 [ 75.992178][ T5321] ? __x64_sys_mount+0x20/0xc0 [ 75.994289][ T5321] do_syscall_64+0xfa/0xfa0 [ 75.996332][ T5321] ? lockdep_hardirqs_on+0x9c/0x150 [ 75.998435][ T5321] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.001144][ T5321] ? clear_bhb_loop+0x60/0xb0 [ 76.003111][ T5321] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.005805][ T5321] RIP: 0033:0x7fbe74f8eec9 [ 76.008275][ T5321] 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 [ 76.016526][ T5321] RSP: 002b:00007fbe75d98038 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 76.020214][ T5321] RAX: ffffffffffffffda RBX: 00007fbe751e5fa0 RCX: 00007fbe74f8eec9 [ 76.023803][ T5321] RDX: 0000200000000080 RSI: 0000200000004a00 RDI: 0000200000000000 [ 76.027721][ T5321] RBP: 00007fbe75011f91 R08: 0000000000000000 R09: 0000000000000000 [ 76.031337][ T5321] R10: 0000000002008087 R11: 0000000000000246 R12: 0000000000000000 [ 76.035005][ T5321] R13: 00007fbe751e6038 R14: 00007fbe751e5fa0 R15: 00007fffc9ea7878 [ 76.038337][ T5321] [ 76.039930][ T5321] Kernel Offset: disabled [ 76.041768][ T5321] Rebooting in 86400 seconds..