------------[ cut here ]------------ WARNING: CPU: 1 PID: 10302 at net/ipv4/ipmr.c:440 ipmr_rules_exit+0x13a/0x1c0 Modules linked in: CPU: 1 UID: 0 PID: 10302 Comm: syz-executor.0 Not tainted 6.13.0-rc2-next-20241209 #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 1c 5b a3 00 e8 67 c9 6d fd 90 <0f> 0b 90 eb 93 e8 5c c9 6d fd 0f b6 2d 2c e0 38 02 31 ff 89 ee e8 RSP: 0018:ffff888052d57c20 EFLAGS: 00010212 RAX: 0000000000025e46 RBX: ffff88803ca29700 RCX: ffffc900027eb000 RDX: 0000000000040000 RSI: ffffffff84041bc9 RDI: 0000000000000005 RBP: ffff88803cc20000 R08: 0000000000000000 R09: ffffed1007945309 R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000001 R13: ffff88803ca29f00 R14: ffff88803ca29700 R15: fffffbfff0c50f78 FS: 00007eff8dffb700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f1117fa3718 CR3: 000000003c9a6000 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: 0033:0x7eff90aa6b19 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:00007eff8dffb188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 RAX: ffffffffffffffda RBX: 00007eff90bba020 RCX: 00007eff90aa6b19 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000040000000 RBP: 00007eff90b00f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffcc13a7f3f R14: 00007eff8dffb300 R15: 0000000000022000 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 UID: 0 PID: 10380 Comm: syz-executor.7 Not tainted 6.13.0-rc2-next-20241209 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 irq event stamp: 10343 Call Trace: hardirqs last enabled at (10355): [] irqentry_exit+0x3b/0x90 dump_stack_lvl+0xfa/0x120 hardirqs last disabled at (10362): [] console_flush_all+0x8e8/0xb70 should_fail_ex+0x4b1/0x5b0 softirqs last enabled at (10000): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (9995): [] __irq_exit_rcu+0xc4/0x100 should_failslab+0xc2/0x120 ---[ end trace 0000000000000000 ]--- __kmalloc_noprof+0xb5/0x4b0 memcg_list_lru_alloc+0x2b3/0x780 __memcg_slab_post_alloc_hook+0x130/0x8b0 kmem_cache_alloc_lru_noprof+0x32a/0x3c0 shmem_alloc_inode+0x27/0x50 alloc_inode+0x63/0x240 new_inode+0x1c/0x190 __shmem_get_inode+0x175/0xd90 shmem_fill_super+0x74a/0xf00 get_tree_nodev+0xdc/0x190 vfs_get_tree+0x93/0x340 path_mount+0x13b2/0x1ec0 __x64_sys_mount+0x283/0x300 do_syscall_64+0xbf/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f3ba90fd04a Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 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:00007f3ba6670fa8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3ba90fd04a RDX: 00000000200000c0 RSI: 0000000020000000 RDI: 0000000000000000 RBP: 00007f3ba6671040 R08: 00007f3ba6671040 R09: 00000000200000c0 R10: 0000000000000000 R11: 0000000000000206 R12: 00000000200000c0 R13: 0000000020000000 R14: 00007f3ba6671000 R15: 00000000200001c0 Bluetooth: hci0: command 0x0406 tx timeout Bluetooth: hci0: command 0x0406 tx timeout Bluetooth: hci0: command 0x0406 tx timeout Bluetooth: hci0: command 0x0406 tx timeout