EXT4-fs (loop5): unmounting filesystem 00000000-0000-0000-0000-000000000000. ------------[ cut here ]------------ WARNING: CPU: 0 PID: 142966 at net/ipv4/ipmr.c:440 ipmr_rules_exit+0x13a/0x1c0 Modules linked in: CPU: 0 UID: 0 PID: 142966 Comm: syz-executor.4 Not tainted 6.13.0-rc1-next-20241205 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:ipmr_rules_exit+0x13a/0x1c0 Code: ff df 48 c1 ea 03 80 3c 02 00 75 7d 48 c7 83 00 08 00 00 00 00 00 00 5b 5d 41 5c 41 5d 41 5e e9 ac 2a a3 00 e8 37 e6 6d fd 90 <0f> 0b 90 eb 93 e8 2c e6 6d fd 0f b6 2d d8 f8 58 02 31 ff 89 ee e8 RSP: 0018:ffff88803a8a78b8 EFLAGS: 00010216 RAX: 000000000001840a RBX: ffff88803b19c500 RCX: ffffc9000d465000 RDX: 0000000000040000 RSI: ffffffff83e3fc39 RDI: 0000000000000005 RBP: ffff88803dae6000 R08: 0000000000000000 R09: ffffed10076338c8 R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000001 R13: ffff88803b19cd00 R14: ffff88803b19c500 R15: fffffbfff0c50eb8 FS: 00007f693802d700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055558ef92c58 CR3: 00000000300b6000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: ipmr_net_exit_batch+0x53/0xa0 ops_exit_list+0x12b/0x180 setup_net+0x492/0x7a0 copy_net_ns+0x2e3/0x6f0 create_new_namespaces+0x3f6/0xaf0 copy_namespaces+0x45c/0x580 copy_process+0x26c0/0x70e0 kernel_clone+0xeb/0x850 __do_sys_clone3+0x1d9/0x260 do_syscall_64+0xbf/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f693aab7b19 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f693802d188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3 RAX: ffffffffffffffda RBX: 00007f693abcaf60 RCX: 00007f693aab7b19 RDX: 0000000000000000 RSI: 0000000000000058 RDI: 0000000020004c00 RBP: 00007f693ab11f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc1c42a5cf R14: 00007f693802d300 R15: 0000000000022000 irq event stamp: 23049 hardirqs last enabled at (23063): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (23084): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (22460): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (23157): [] __irq_exit_rcu+0xc4/0x100 ---[ end trace 0000000000000000 ]--- loop5: detected capacity change from 0 to 264192 EXT4-fs (loop5): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. ext4 filesystem being mounted at /syzkaller-testdir486282409/syzkaller.DCyK2l/538/file0 supports timestamps until 2038-01-19 (0x7fffffff) 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 EXT4-fs (loop5): unmounting filesystem 00000000-0000-0000-0000-000000000000. loop5: detected capacity change from 0 to 264192 EXT4-fs (loop5): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. ext4 filesystem being mounted at /syzkaller-testdir486282409/syzkaller.DCyK2l/539/file0 supports timestamps until 2038-01-19 (0x7fffffff) EXT4-fs (loop5): unmounting filesystem 00000000-0000-0000-0000-000000000000. loop5: detected capacity change from 0 to 264192 EXT4-fs (loop5): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. ext4 filesystem being mounted at /syzkaller-testdir486282409/syzkaller.DCyK2l/541/file0 supports timestamps until 2038-01-19 (0x7fffffff) EXT4-fs (loop5): unmounting filesystem 00000000-0000-0000-0000-000000000000. SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pid=143861 comm=syz-executor.3 loop5: detected capacity change from 0 to 264192 EXT4-fs (loop5): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. ext4 filesystem being mounted at /syzkaller-testdir486282409/syzkaller.DCyK2l/544/file0 supports timestamps until 2038-01-19 (0x7fffffff) EXT4-fs (loop5): unmounting filesystem 00000000-0000-0000-0000-000000000000. loop5: detected capacity change from 0 to 264192 EXT4-fs (loop5): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. ext4 filesystem being mounted at /syzkaller-testdir486282409/syzkaller.DCyK2l/545/file0 supports timestamps until 2038-01-19 (0x7fffffff) EXT4-fs (loop5): unmounting filesystem 00000000-0000-0000-0000-000000000000. loop5: detected capacity change from 0 to 264192 EXT4-fs (loop5): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. ext4 filesystem being mounted at /syzkaller-testdir486282409/syzkaller.DCyK2l/546/file0 supports timestamps until 2038-01-19 (0x7fffffff) EXT4-fs (loop5): unmounting filesystem 00000000-0000-0000-0000-000000000000. netlink: 4 bytes leftover after parsing attributes in process `syz-executor.7'. loop5: detected capacity change from 0 to 264192 EXT4-fs (loop5): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. ext4 filesystem being mounted at /syzkaller-testdir486282409/syzkaller.DCyK2l/547/file0 supports timestamps until 2038-01-19 (0x7fffffff) EXT4-fs (loop5): unmounting filesystem 00000000-0000-0000-0000-000000000000. loop5: detected capacity change from 0 to 264192 EXT4-fs warning (device loop5): ext4_multi_mount_protect:397: Unable to create kmmpd thread for loop5. loop5: detected capacity change from 0 to 264192 EXT4-fs (loop5): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. ext4 filesystem being mounted at /syzkaller-testdir486282409/syzkaller.DCyK2l/550/file0 supports timestamps until 2038-01-19 (0x7fffffff) EXT4-fs (loop5): unmounting filesystem 00000000-0000-0000-0000-000000000000. loop5: detected capacity change from 0 to 264192 EXT4-fs (loop5): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. ext4 filesystem being mounted at /syzkaller-testdir486282409/syzkaller.DCyK2l/551/file0 supports timestamps until 2038-01-19 (0x7fffffff) EXT4-fs (loop5): unmounting filesystem 00000000-0000-0000-0000-000000000000. loop5: detected capacity change from 0 to 264192 EXT4-fs (loop5): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. ext4 filesystem being mounted at /syzkaller-testdir486282409/syzkaller.DCyK2l/552/file0 supports timestamps until 2038-01-19 (0x7fffffff) EXT4-fs (loop5): unmounting filesystem 00000000-0000-0000-0000-000000000000. loop5: detected capacity change from 0 to 264192 EXT4-fs (loop5): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. ext4 filesystem being mounted at /syzkaller-testdir486282409/syzkaller.DCyK2l/555/file0 supports timestamps until 2038-01-19 (0x7fffffff) EXT4-fs (loop5): unmounting filesystem 00000000-0000-0000-0000-000000000000. loop5: detected capacity change from 0 to 264192 EXT4-fs (loop5): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. ext4 filesystem being mounted at /syzkaller-testdir486282409/syzkaller.DCyK2l/556/file0 supports timestamps until 2038-01-19 (0x7fffffff) EXT4-fs (loop5): unmounting filesystem 00000000-0000-0000-0000-000000000000. loop5: detected capacity change from 0 to 264192 EXT4-fs (loop5): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. ext4 filesystem being mounted at /syzkaller-testdir486282409/syzkaller.DCyK2l/557/file0 supports timestamps until 2038-01-19 (0x7fffffff) EXT4-fs (loop5): unmounting filesystem 00000000-0000-0000-0000-000000000000. Bluetooth: hci7: SCO packet for unknown connection handle 201 Bluetooth: hci7: SCO packet for unknown connection handle 201 loop5: detected capacity change from 0 to 264192 autofs: Unknown parameter 'hugetlbfs' EXT4-fs (loop5): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. ext4 filesystem being mounted at /syzkaller-testdir486282409/syzkaller.DCyK2l/558/file0 supports timestamps until 2038-01-19 (0x7fffffff) EXT4-fs (loop5): unmounting filesystem 00000000-0000-0000-0000-000000000000. loop6: detected capacity change from 0 to 136 ISOFS: unable to read i-node block ISOFS: root inode is unusable. Disabling Rock Ridge and switching to Joliet. loop5: detected capacity change from 0 to 264192 isofs_fill_super: get root inode failed loop6: detected capacity change from 0 to 136 EXT4-fs (loop5): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. ext4 filesystem being mounted at /syzkaller-testdir486282409/syzkaller.DCyK2l/559/file0 supports timestamps until 2038-01-19 (0x7fffffff) ISOFS: unable to read i-node block ISOFS: root inode is unusable. Disabling Rock Ridge and switching to Joliet. isofs_fill_super: get root inode failed EXT4-fs (loop5): unmounting filesystem 00000000-0000-0000-0000-000000000000. autofs: Unknown parameter 'hugetlbfs' loop5: detected capacity change from 0 to 264192 EXT4-fs (loop5): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. ext4 filesystem being mounted at /syzkaller-testdir486282409/syzkaller.DCyK2l/560/file0 supports timestamps until 2038-01-19 (0x7fffffff) EXT4-fs (loop5): unmounting filesystem 00000000-0000-0000-0000-000000000000. autofs: Unknown parameter 'hugetlbfs' loop5: detected capacity change from 0 to 264192 EXT4-fs (loop5): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. ext4 filesystem being mounted at /syzkaller-testdir486282409/syzkaller.DCyK2l/561/file0 supports timestamps until 2038-01-19 (0x7fffffff) EXT4-fs (loop5): unmounting filesystem 00000000-0000-0000-0000-000000000000. autofs: Unknown parameter 'hugetlbfs'