tmpfs: Bad value for 'nr_blocks' tmpfs: Bad value for 'nr_blocks' ------------[ cut here ]------------ WARNING: fs/namespace.c:1434 at mntput_no_expire+0x78e/0xbe0, CPU#0: syz-executor.1/280 Modules linked in: CPU: 0 UID: 0 PID: 280 Comm: syz-executor.1 Tainted: G W 6.17.0-rc4-next-20250901 #1 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:mntput_no_expire+0x78e/0xbe0 Code: 05 d6 30 81 04 01 e8 71 df 91 ff e9 41 fc ff ff e8 27 47 b4 ff 31 ff 44 89 ee e8 4d 42 b4 ff 45 85 ed 79 09 e8 13 47 b4 ff 90 <0f> 0b 90 e8 0a 47 b4 ff e8 b5 2d fc 02 31 ff 89 c5 89 c6 e8 2a 42 RSP: 0018:ffff888015ea7c00 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 1ffff11002bd4f85 RCX: ffffffff81bfaf93 RDX: ffff888015fd1b80 RSI: ffffffff81bfaf9d RDI: 0000000000000005 RBP: ffff8880169a0c40 R08: 0000000000000001 R09: 0000000000000000 R10: 00000000fffffffe R11: 0000000000000001 R12: ffff888015ea7c68 R13: 00000000fffffffe R14: dead000000000100 R15: ffff8880169a0c40 FS: 000055558bc14400(0000) GS:ffff8880e55d8000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055558bc1dc58 CR3: 000000003c94c000 CR4: 0000000000350ef0 Call Trace: namespace_unlock+0x7f1/0x810 path_umount+0x6a4/0x1100 __x64_sys_umount+0x15c/0x190 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f5828d56f87 Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffce79f4998 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: ffffffffffffffda RBX: 000000000000000e RCX: 00007f5828d56f87 RDX: 00007ffce79f4a69 RSI: 000000000000000a RDI: 00007ffce79f4a60 RBP: 00007ffce79f4a60 R08: 00000000ffffffff R09: 00007ffce79f4830 R10: 000055558bc15c7b R11: 0000000000000246 R12: 00007f5828daf105 R13: 00007ffce79f5b20 R14: 000055558bc15c20 R15: 00007ffce79f5b60 irq event stamp: 186777 hardirqs last enabled at (186785): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (186794): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (186668): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (186625): [] __irq_exit_rcu+0xc4/0x100 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: fs/namespace.c:1434 at mntput_no_expire+0x78e/0xbe0, CPU#1: syz-executor.1/280 Modules linked in: CPU: 1 UID: 0 PID: 280 Comm: syz-executor.1 Tainted: G W 6.17.0-rc4-next-20250901 #1 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:mntput_no_expire+0x78e/0xbe0 Code: 05 d6 30 81 04 01 e8 71 df 91 ff e9 41 fc ff ff e8 27 47 b4 ff 31 ff 44 89 ee e8 4d 42 b4 ff 45 85 ed 79 09 e8 13 47 b4 ff 90 <0f> 0b 90 e8 0a 47 b4 ff e8 b5 2d fc 02 31 ff 89 c5 89 c6 e8 2a 42 RSP: 0018:ffff888015ea7ce0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 1ffff11002bd4fa1 RCX: ffffffff81bfaf93 RDX: ffff888015fd1b80 RSI: ffffffff81bfaf9d RDI: 0000000000000005 RBP: ffff8880169a0c40 R08: 0000000000000001 R09: 0000000000000000 R10: 00000000fffffffd R11: 0000000000000001 R12: ffff888015ea7d48 R13: 00000000fffffffd R14: ffff8880169a0c40 R15: ffff8880169a0d28 FS: 000055558bc14400(0000) GS:ffff8880e56d8000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f6bd00380a8 CR3: 000000003c94c000 CR4: 0000000000350ef0 Call Trace: path_umount+0x6e0/0x1100 __x64_sys_umount+0x15c/0x190 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f5828d56f87 Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffce79f4998 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: ffffffffffffffda RBX: 000000000000000e RCX: 00007f5828d56f87 RDX: 00007ffce79f4a69 RSI: 000000000000000a RDI: 00007ffce79f4a60 RBP: 00007ffce79f4a60 R08: 00000000ffffffff R09: 00007ffce79f4830 R10: 000055558bc15c7b R11: 0000000000000246 R12: 00007f5828daf105 R13: 00007ffce79f5b20 R14: 000055558bc15c20 R15: 00007ffce79f5b60 irq event stamp: 187245 hardirqs last enabled at (187255): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (187262): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (186946): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (186935): [] __irq_exit_rcu+0xc4/0x100 ---[ end trace 0000000000000000 ]--- pci 0000:00:02.0: vgaarb: VGA decodes changed: olddecodes=io+mem,decodes=io+mem:owns=io+mem pci 0000:00:02.0: vgaarb: VGA decodes changed: olddecodes=io+mem,decodes=io+mem:owns=io+mem EXT4-fs: test_dummy_encryption option not supported EXT4-fs: test_dummy_encryption option not supported EXT4-fs: test_dummy_encryption option not supported EXT4-fs: test_dummy_encryption option not supported Bluetooth: hci0: Opcode 0x0401 failed: -4 EXT4-fs: test_dummy_encryption option not supported UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy misc raw-gadget: fail, usb_gadget_register_driver returned -16 UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy misc raw-gadget: fail, usb_gadget_register_driver returned -16 Bluetooth: hci0: Opcode 0x0401 failed: -4 UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy misc raw-gadget: fail, usb_gadget_register_driver returned -16 capability: warning: `syz-executor.3' uses deprecated v2 capabilities in a way that may be insecure Bluetooth: hci0: command 0x0401 tx timeout Bluetooth: hci0: Opcode 0x0401 failed: -110 UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy misc raw-gadget: fail, usb_gadget_register_driver returned -16 Bluetooth: hci0: Opcode 0x0401 failed: -4 audit: type=1400 audit(1756723959.411:11): avc: denied { write } for pid=4297 comm="syz-executor.3" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy misc raw-gadget: fail, usb_gadget_register_driver returned -16 program syz-executor.1 is using a deprecated SCSI ioctl, please convert it to SG_IO program syz-executor.1 is using a deprecated SCSI ioctl, please convert it to SG_IO program syz-executor.1 is using a deprecated SCSI ioctl, please convert it to SG_IO Bluetooth: hci0: command 0x0401 tx timeout sr 1:0:0:0: [sr0] CDROM not ready. Make sure there is a disc in the drive. program syz-executor.1 is using a deprecated SCSI ioctl, please convert it to SG_IO program syz-executor.1 is using a deprecated SCSI ioctl, please convert it to SG_IO sr 1:0:0:0: [sr0] CDROM not ready. Make sure there is a disc in the drive. mmap: syz-executor.1 (4417) uses deprecated remap_file_pages() syscall. See Documentation/mm/remap_file_pages.rst. sr 1:0:0:0: [sr0] CDROM not ready. Make sure there is a disc in the drive. sr 1:0:0:0: [sr0] CDROM not ready. Make sure there is a disc in the drive. netlink: 28 bytes leftover after parsing attributes in process `syz-executor.5'. netlink: 28 bytes leftover after parsing attributes in process `syz-executor.5'. netlink: 28 bytes leftover after parsing attributes in process `syz-executor.5'. netlink: 28 bytes leftover after parsing attributes in process `syz-executor.3'. netlink: 28 bytes leftover after parsing attributes in process `syz-executor.3'. netlink: 28 bytes leftover after parsing attributes in process `syz-executor.1'. netlink: 28 bytes leftover after parsing attributes in process `syz-executor.7'. netlink: 28 bytes leftover after parsing attributes in process `syz-executor.5'. netlink: 28 bytes leftover after parsing attributes in process `syz-executor.1'. netlink: 28 bytes leftover after parsing attributes in process `syz-executor.3'. Bluetooth: hci0: command 0x0401 tx timeout /dev/sr0: Can't open blockdev Bluetooth: hci0: command 0x0401 tx timeout