program: r0 = syz_mount_image$minix(&(0x7f0000000100), &(0x7f0000000240)='./file0\x00', 0x2004000, &(0x7f0000001180)=ANY=[], 0x9, 0x1fb, &(0x7f0000000700)="$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") r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000040), 0x8040, 0x0) r2 = socket$rds(0x15, 0x5, 0x0) getsockopt(r2, 0x200000000114, 0x271b, 0x0, &(0x7f0000000000)) r3 = openat$cgroup_ro(r1, &(0x7f0000000080)='memory.events\x00', 0x0, 0x0) r4 = open(&(0x7f0000000000)='.\x00', 0x0, 0x0) statx(r3, &(0x7f0000000300)='./file2\x00', 0x0, 0x400, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x0, 0x0}) io_setup(0x78, &(0x7f00000004c0)=0x0) io_submit(r6, 0x1, &(0x7f00000005c0)=[&(0x7f0000000540)={0x0, 0x0, 0x0, 0x8, 0xa, r1, &(0x7f0000000500)="da8ca8a37befe0f7620268b5d03d6b00d104918155a109433216d33f4294a2a080d22c961eac3f766657d582f7400d43d04fb565c334f440bdd2b0", 0x3b, 0x9, 0x0, 0x2}]) syz_mount_image$ext4(&(0x7f0000000580)='ext4\x00', &(0x7f00000002c0)='./file0\x00', 0x88030, &(0x7f0000000440)={[], [{@pcr={'pcr', 0x3d, 0x3f}}, {@func={'func', 0x3d, 'KEXEC_KERNEL_CHECK'}}, {@euid_gt={'euid>', r5}}, {@seclabel}]}, 0x1, 0x59d, &(0x7f0000000900)="$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") r7 = openat$binfmt_register(0xffffffffffffff9c, &(0x7f0000000000), 0x1, 0x0) mount$bind(0x0, &(0x7f00000000c0)='./file0\x00', 0x0, 0x21, 0x0) write$binfmt_register(r7, &(0x7f0000000140)={0x3a, 'syz0', 0x3a, 'E', 0x3a, 0x2007, 0x3a, 'M', 0x3a, '\x84\xa3\xea\xd6O\x89|\xeb\x80\xf0\xe96\xf4`&\xd4E\xe7L\x82n;H\xd8\xdf\x9a, \\E\xd4\xab\x1ed', 0x3a, './file2', 0x3a, [0x46]}, 0x4b) syz_emit_vhci(&(0x7f0000000480)=ANY=[@ANYBLOB="040e0403030495"], 0x7) syz_mount_image$msdos(&(0x7f0000000f40), &(0x7f0000000f00)='.\x00', 0x1024800, &(0x7f0000000f80)=ANY=[], 0xb, 0x0, &(0x7f0000000000)) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000200)=ANY=[@ANYBLOB="3c00000010000d00000000000000000080000000", @ANYRES32=0x0, @ANYBLOB="00000000000000001c0012800b00010067656e65766500000c000280"], 0x3c}}, 0x0) syz_emit_ethernet(0x76, &(0x7f00000001c0)=ANY=[@ANYBLOB="0180c200000086082b9827c186dd60cb3e0a00403a00fc020000000000000000000000000000ff0200000000000000000000000000010400907800000000600200000000f3fffe8800000000c0000000000000000001fe8000000000000000000000000000aa00000000000000000100000100000000"], 0x0) ioctl$VHOST_VSOCK_SET_RUNNING(r1, 0x4004af61, &(0x7f0000000600)=0x1) ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r0, 0xf504, 0x0) unlinkat(r4, &(0x7f0000000280)='./file0\x00', 0x200) [ 74.024147][ T5304] Bluetooth: hci0: command tx timeout [ 74.111866][ T5325] loop0: detected capacity change from 0 to 64 [ 74.202461][ T5325] binfmt_misc: register: failed to install interpreter file ./file2 [ 74.211977][ T5325] syz.0.0: attempt to access beyond end of device [ 74.211977][ T5325] loop0: rw=0, sector=268435468, nr_sectors = 2 limit=64 [ 74.218065][ T5325] Buffer I/O error on dev loop0, logical block 134217734, async page read [ 74.225483][ T5325] ------------[ cut here ]------------ [ 74.228638][ T5325] WARNING: CPU: 0 PID: 5325 at fs/inode.c:417 drop_nlink+0xc5/0x110 [ 74.232235][ T5325] Modules linked in: [ 74.234216][ T5325] CPU: 0 UID: 0 PID: 5325 Comm: syz.0.0 Not tainted 6.15.0-syzkaller-13655-gbdc7f8c5adad #0 PREEMPT(full) [ 74.240105][ T5325] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 74.244931][ T5325] RIP: 0010:drop_nlink+0xc5/0x110 [ 74.247142][ T5325] Code: 78 07 00 00 be 08 00 00 00 e8 87 2f e8 ff 3e 48 ff 83 78 07 00 00 5b 41 5c 41 5e 41 5f 5d e9 42 23 2d 09 cc e8 bc b5 84 ff 90 <0f> 0b 90 eb 81 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 5b ff ff ff [ 74.256748][ T5325] RSP: 0018:ffffc9000ee97d30 EFLAGS: 00010287 [ 74.259883][ T5325] RAX: ffffffff823ba664 RBX: ffff888045558588 RCX: 0000000000100000 [ 74.263378][ T5325] RDX: ffffc9000de2a000 RSI: 00000000000029b7 RDI: 00000000000029b8 [ 74.266802][ T5325] RBP: 0000000000000000 R08: ffffffff8fa112f7 R09: 1ffffffff1f4225e [ 74.270376][ T5325] R10: dffffc0000000000 R11: fffffbfff1f4225f R12: 1ffff11008aab0ba [ 74.274229][ T5325] R13: ffff888045558040 R14: ffff8880455585d0 R15: dffffc0000000000 [ 74.277879][ T5325] FS: 00007f4a2c1f56c0(0000) GS:ffff88808d252000(0000) knlGS:0000000000000000 [ 74.282049][ T5325] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.284938][ T5325] CR2: 00007f4a23c7f000 CR3: 0000000042f9b000 CR4: 0000000000352ef0 [ 74.288836][ T5325] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 74.292781][ T5325] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 74.296197][ T5325] Call Trace: [ 74.297701][ T5325] [ 74.299272][ T5325] minix_rmdir+0xa8/0xd0 [ 74.301297][ T5325] vfs_rmdir+0x3ba/0x520 [ 74.303391][ T5325] do_rmdir+0x2ac/0x630 [ 74.305695][ T5325] ? __pfx_do_rmdir+0x10/0x10 [ 74.308874][ T5325] ? getname_flags+0x1e5/0x540 [ 74.311206][ T5325] __x64_sys_unlinkat+0xc2/0xf0 [ 74.313463][ T5325] do_syscall_64+0xfa/0x3b0 [ 74.315558][ T5325] ? lockdep_hardirqs_on+0x9c/0x150 [ 74.317917][ T5325] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 74.321145][ T5325] ? clear_bhb_loop+0x60/0xb0 [ 74.323512][ T5325] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 74.326506][ T5325] RIP: 0033:0x7f4a2fd8e929 [ 74.328926][ T5325] 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 [ 74.337861][ T5325] RSP: 002b:00007f4a2c1f5038 EFLAGS: 00000246 ORIG_RAX: 0000000000000107 [ 74.342415][ T5325] RAX: ffffffffffffffda RBX: 00007f4a2ffb5fa0 RCX: 00007f4a2fd8e929 [ 74.345982][ T5325] RDX: 0000000000000200 RSI: 0000200000000280 RDI: 0000000000000006 [ 74.349708][ T5325] RBP: 00007f4a2fe10b39 R08: 0000000000000000 R09: 0000000000000000 [ 74.353375][ T5325] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 74.357128][ T5325] R13: 0000000000000000 R14: 00007f4a2ffb5fa0 R15: 00007ffe0843f528 [ 74.361075][ T5325] [ 74.362567][ T5325] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 74.365833][ T5325] CPU: 0 UID: 0 PID: 5325 Comm: syz.0.0 Not tainted 6.15.0-syzkaller-13655-gbdc7f8c5adad #0 PREEMPT(full) [ 74.371240][ T5325] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 74.375950][ T5325] Call Trace: [ 74.377480][ T5325] [ 74.378936][ T5325] dump_stack_lvl+0x99/0x250 [ 74.381065][ T5325] ? __asan_memcpy+0x40/0x70 [ 74.383413][ T5325] ? __pfx_dump_stack_lvl+0x10/0x10 [ 74.385951][ T5325] ? __pfx__printk+0x10/0x10 [ 74.387960][ T5325] panic+0x2db/0x790 [ 74.389952][ T5325] ? __pfx_panic+0x10/0x10 [ 74.392255][ T5325] __warn+0x31b/0x4b0 [ 74.394190][ T5325] ? drop_nlink+0xc5/0x110 [ 74.396585][ T5325] ? drop_nlink+0xc5/0x110 [ 74.398937][ T5325] report_bug+0x2be/0x4f0 [ 74.400906][ T5325] ? drop_nlink+0xc5/0x110 [ 74.402791][ T5325] ? drop_nlink+0xc5/0x110 [ 74.404688][ T5325] ? drop_nlink+0xc7/0x110 [ 74.406657][ T5325] handle_bug+0x84/0x160 [ 74.408683][ T5325] exc_invalid_op+0x1a/0x50 [ 74.411035][ T5325] asm_exc_invalid_op+0x1a/0x20 [ 74.413977][ T5325] RIP: 0010:drop_nlink+0xc5/0x110 [ 74.416896][ T5325] Code: 78 07 00 00 be 08 00 00 00 e8 87 2f e8 ff 3e 48 ff 83 78 07 00 00 5b 41 5c 41 5e 41 5f 5d e9 42 23 2d 09 cc e8 bc b5 84 ff 90 <0f> 0b 90 eb 81 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 5b ff ff ff [ 74.425747][ T5325] RSP: 0018:ffffc9000ee97d30 EFLAGS: 00010287 [ 74.428826][ T5325] RAX: ffffffff823ba664 RBX: ffff888045558588 RCX: 0000000000100000 [ 74.433356][ T5325] RDX: ffffc9000de2a000 RSI: 00000000000029b7 RDI: 00000000000029b8 [ 74.437120][ T5325] RBP: 0000000000000000 R08: ffffffff8fa112f7 R09: 1ffffffff1f4225e [ 74.440769][ T5325] R10: dffffc0000000000 R11: fffffbfff1f4225f R12: 1ffff11008aab0ba [ 74.444542][ T5325] R13: ffff888045558040 R14: ffff8880455585d0 R15: dffffc0000000000 [ 74.448926][ T5325] ? drop_nlink+0xc4/0x110 [ 74.450899][ T5325] minix_rmdir+0xa8/0xd0 [ 74.452943][ T5325] vfs_rmdir+0x3ba/0x520 [ 74.454950][ T5325] do_rmdir+0x2ac/0x630 [ 74.457079][ T5325] ? __pfx_do_rmdir+0x10/0x10 [ 74.459495][ T5325] ? getname_flags+0x1e5/0x540 [ 74.462049][ T5325] __x64_sys_unlinkat+0xc2/0xf0 [ 74.464473][ T5325] do_syscall_64+0xfa/0x3b0 [ 74.466348][ T5325] ? lockdep_hardirqs_on+0x9c/0x150 [ 74.469236][ T5325] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 74.473019][ T5325] ? clear_bhb_loop+0x60/0xb0 [ 74.476059][ T5325] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 74.479708][ T5325] RIP: 0033:0x7f4a2fd8e929 [ 74.481726][ T5325] 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 [ 74.490210][ T5325] RSP: 002b:00007f4a2c1f5038 EFLAGS: 00000246 ORIG_RAX: 0000000000000107 [ 74.494544][ T5325] RAX: ffffffffffffffda RBX: 00007f4a2ffb5fa0 RCX: 00007f4a2fd8e929 [ 74.498910][ T5325] RDX: 0000000000000200 RSI: 0000200000000280 RDI: 0000000000000006 [ 74.502478][ T5325] RBP: 00007f4a2fe10b39 R08: 0000000000000000 R09: 0000000000000000 [ 74.506170][ T5325] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 74.510325][ T5325] R13: 0000000000000000 R14: 00007f4a2ffb5fa0 R15: 00007ffe0843f528 [ 74.514562][ T5325] [ 74.516340][ T5325] Kernel Offset: disabled [ 74.518199][ T5325] Rebooting in 86400 seconds..