------------[ cut here ]------------
WARNING: CPU: 1 PID: 17193 at net/ipv4/ipmr.c:440 ipmr_rules_exit+0x13a/0x1c0
Modules linked in:
CPU: 1 UID: 0 PID: 17193 Comm: syz-executor.4 Not tainted 6.13.0-rc2-next-20241216 #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 2c 7a a3 00 e8 37 59 6d fd 90 <0f> 0b 90 eb 93 e8 2c 59 6d fd 0f b6 2d 42 6b 38 02 31 ff 89 ee e8
RSP: 0018:ffff88803ef978b8 EFLAGS: 00010212
RAX: 0000000000016d9f RBX: ffff88803b005c00 RCX: ffffc9000d83f000
RDX: 0000000000040000 RSI: ffffffff84049db9 RDI: 0000000000000005
RBP: ffff88802db82000 R08: 0000000000000000 R09: ffffed1007600ba9
R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000001
R13: ffff88803b006400 R14: ffff88803b005c00 R15: fffffbfff0c510c8
FS: 00007f3d1069c700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa267386004 CR3: 000000003b050000 CR4: 0000000000350ef0
Call Trace:
ipmr_net_exit_batch+0x53/0xa0
ops_exit_list+0x12b/0x180
setup_net+0x492/0x7a0
copy_net_ns+0x2e3/0x700
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: 0033:0x7f3d13126b19
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:00007f3d1069c188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3
RAX: ffffffffffffffda RBX: 00007f3d13239f60 RCX: 00007f3d13126b19
RDX: 0000000000000000 RSI: 0000000000000058 RDI: 00000000200002c0
RBP: 00007f3d13180f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff9ecb9b7f R14: 00007f3d1069c300 R15: 0000000000022000
irq event stamp: 13505
hardirqs last enabled at (13517): [] __up_console_sem+0x78/0x80
hardirqs last disabled at (13528): [] __up_console_sem+0x5d/0x80
softirqs last enabled at (13180): [] handle_softirqs+0x50c/0x770
softirqs last disabled at (13169): [] __irq_exit_rcu+0xc4/0x100
---[ end trace 0000000000000000 ]---
netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'.
netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'.
netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'.
netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'.
Bluetooth: hci0: command 0x0406 tx timeout
Bluetooth: hci0: command 0x0406 tx timeout
loop6: detected capacity change from 0 to 4
EXT4-fs (loop6): invalid first ino: 3260751986
loop6: detected capacity change from 0 to 4
EXT4-fs (loop6): invalid first ino: 3260751986
ext4: Unknown parameter 'fsmagic'
ext4: Unknown parameter 'fsmagic'
loop6: detected capacity change from 0 to 4
ext4: Unknown parameter 'fsmagic'
EXT4-fs (loop6): invalid first ino: 3260751986
loop6: detected capacity change from 0 to 4
ext4: Unknown parameter 'fsmagic'
EXT4-fs (loop6): invalid first ino: 3260751986
loop6: detected capacity change from 0 to 4
ext4: Unknown parameter 'fsmagic'
loop7: detected capacity change from 0 to 2048
EXT4-fs (loop6): invalid first ino: 3260751986
EXT4-fs (loop7): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
ext4 filesystem being mounted at /syzkaller-testdir003090042/syzkaller.UeJl7B/359/file0 supports timestamps until 2038-01-19 (0x7fffffff)
EXT4-fs (loop7): unmounting filesystem 00000000-0000-0000-0000-000000000000.
loop7: detected capacity change from 0 to 2048
EXT4-fs (loop7): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
ext4 filesystem being mounted at /syzkaller-testdir003090042/syzkaller.UeJl7B/360/file0 supports timestamps until 2038-01-19 (0x7fffffff)
EXT4-fs (loop7): unmounting filesystem 00000000-0000-0000-0000-000000000000.
loop7: detected capacity change from 0 to 2048
EXT4-fs (loop7): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
ext4 filesystem being mounted at /syzkaller-testdir003090042/syzkaller.UeJl7B/361/file0 supports timestamps until 2038-01-19 (0x7fffffff)
EXT4-fs (loop7): unmounting filesystem 00000000-0000-0000-0000-000000000000.
loop3: detected capacity change from 0 to 40
syz-executor.3: attempt to access beyond end of device
loop3: rw=2049, sector=40, nr_sectors = 4 limit=40
buffer_io_error: 30 callbacks suppressed
Buffer I/O error on dev loop3, logical block 10, lost async page write
loop7: detected capacity change from 0 to 2048
syz-executor.3: attempt to access beyond end of device
loop3: rw=2049, sector=44, nr_sectors = 4 limit=40
syz-executor.3: attempt to access beyond end of device
loop3: rw=2049, sector=44, nr_sectors = 4 limit=40
EXT4-fs (loop7): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
ext4 filesystem being mounted at /syzkaller-testdir003090042/syzkaller.UeJl7B/362/file0 supports timestamps until 2038-01-19 (0x7fffffff)
EXT4-fs (loop7): unmounting filesystem 00000000-0000-0000-0000-000000000000.
program syz-executor.6 is using a deprecated SCSI ioctl, please convert it to SG_IO
loop3: detected capacity change from 0 to 40
syz-executor.3: attempt to access beyond end of device
loop3: rw=2049, sector=40, nr_sectors = 4 limit=40
Buffer I/O error on dev loop3, logical block 10, lost async page write
program syz-executor.6 is using a deprecated SCSI ioctl, please convert it to SG_IO
loop3: detected capacity change from 0 to 40
syz-executor.3: attempt to access beyond end of device
loop3: rw=2049, sector=40, nr_sectors = 4 limit=40
Buffer I/O error on dev loop3, logical block 10, lost async page write
program syz-executor.6 is using a deprecated SCSI ioctl, please convert it to SG_IO
loop3: detected capacity change from 0 to 40
syz-executor.3: attempt to access beyond end of device
loop3: rw=2049, sector=40, nr_sectors = 4 limit=40
Buffer I/O error on dev loop3, logical block 10, lost async page write
raw_sendmsg: syz-executor.7 forgot to set AF_INET. Fix it!
loop6: detected capacity change from 0 to 2560
EXT4-fs (loop6): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
ext4 filesystem being mounted at /syzkaller-testdir563444198/syzkaller.Evtyp4/388/file0 supports timestamps until 2038-01-19 (0x7fffffff)
netlink: 'syz-executor.3': attribute type 27 has an invalid length.
netlink: 'syz-executor.3': attribute type 27 has an invalid length.
EXT4-fs (loop6): unmounting filesystem 00000000-0000-0000-0000-000000000000.
tmpfs: Bad value for 'mpol'
tmpfs: Bad value for 'mpol'
netlink: 'syz-executor.3': attribute type 27 has an invalid length.
tmpfs: Bad value for 'mpol'
netlink: 'syz-executor.3': attribute type 27 has an invalid length.
tmpfs: Bad value for 'mpol'
netlink: 'syz-executor.3': attribute type 27 has an invalid length.