------------[ cut here ]------------
WARNING: CPU: 0 PID: 15243 at net/ipv4/ipmr.c:440 ipmr_rules_exit+0x13a/0x1c0
Modules linked in:
CPU: 0 UID: 0 PID: 15243 Comm: syz-executor.5 Not tainted 6.13.0-rc3-next-20241220 #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 5c 80 a3 00 e8 47 df 6a fd 90 <0f> 0b 90 eb 93 e8 3c df 6a fd 0f b6 2d 1d 26 36 02 31 ff 89 ee e8
RSP: 0018:ffff88800c0a7c20 EFLAGS: 00010212
RAX: 000000000001afc2 RBX: ffff88803f85c500 RCX: ffffc90005a08000
RDX: 0000000000040000 RSI: ffffffff8406ea09 RDI: 0000000000000005
RBP: ffff88800a6ee000 R08: 0000000000000000 R09: ffffed1007f0b8c9
R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000001
R13: ffff88803f85cd00 R14: ffff88803f85c500 R15: fffffbfff0c51178
FS: 00007f4312f68700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ff2d43703a4 CR3: 0000000041054000 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
unshare_nsproxy_namespaces+0xc0/0x200
ksys_unshare+0x46a/0xa10
__x64_sys_unshare+0x31/0x40
do_syscall_64+0xbf/0x1d0
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4315a13b19
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:00007f4312f68188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110
RAX: ffffffffffffffda RBX: 00007f4315b27020 RCX: 00007f4315a13b19
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048040080
RBP: 00007f4315a6df6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffc0ad3d42f R14: 00007f4312f68300 R15: 0000000000022000
irq event stamp: 7783
hardirqs last enabled at (7793): [] __up_console_sem+0x78/0x80
hardirqs last disabled at (7804): [] __up_console_sem+0x5d/0x80
softirqs last enabled at (7142): [] handle_softirqs+0x50c/0x770
softirqs last disabled at (7137): [] __irq_exit_rcu+0xc4/0x100
---[ end trace 0000000000000000 ]---
loop6: detected capacity change from 0 to 65546
loop3: detected capacity change from 0 to 65546
FAT-fs (loop3): utf8 is not a recommended IO charset for FAT filesystems, filesystem will be case sensitive!
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 0 UID: 0 PID: 15253 Comm: syz-executor.6 Tainted: G W 6.13.0-rc3-next-20241220 #1
Tainted: [W]=WARN
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
Call Trace:
dump_stack_lvl+0xfa/0x120
should_fail_ex+0x4d7/0x5e0
should_failslab+0xc2/0x120
kmem_cache_alloc_noprof+0x60/0x3d0
ext4_mb_new_blocks+0x662/0x45d0
ext4_ext_map_blocks+0x1aea/0x5b10
ext4_map_blocks+0x3f1/0x1500
ext4_getblk+0x684/0x8e0
ext4_bread+0x2e/0x1a0
ext4_append+0x225/0x540
ext4_init_new_dir+0x21f/0x460
ext4_mkdir+0x3d2/0xb30
vfs_mkdir+0x291/0x4f0
do_mkdirat+0x1a4/0x350
__x64_sys_mkdir+0xf3/0x140
do_syscall_64+0xbf/0x1d0
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f5bf56edc27
Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 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:00007f5bf2c63fa8 EFLAGS: 00000213 ORIG_RAX: 0000000000000053
RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00007f5bf56edc27
RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000100
RBP: 00007f5bf2c64040 R08: 0000000000000000 R09: ffffffffffffffff
R10: 0000000000000000 R11: 0000000000000213 R12: 0000000020000000
R13: 0000000020000100 R14: 00007f5bf2c64000 R15: 0000000020000140
block device autoloading is deprecated and will be removed.
block device autoloading is deprecated and will be removed.
loop3: detected capacity change from 0 to 65546
FAT-fs (loop3): utf8 is not a recommended IO charset for FAT filesystems, filesystem will be case sensitive!