&(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x12000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) [ 1426.130186][T12384] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.4'. 09:06:57 executing program 4: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x3}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:06:57 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1426.444664][T12399] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1426.447373][T12404] memory: usage 307184kB, limit 307200kB, failcnt 1167 [ 1426.497673][T12404] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1426.522789][T12404] Memory cgroup stats for /syz1: [ 1426.523067][T12404] anon 126976 [ 1426.523067][T12404] file 339968 [ 1426.523067][T12404] kernel 314085376 [ 1426.523067][T12404] kernel_stack 65536 [ 1426.523067][T12404] pagetables 69632 [ 1426.523067][T12404] sec_pagetables 0 [ 1426.523067][T12404] percpu 5685760 [ 1426.523067][T12404] sock 0 [ 1426.523067][T12404] vmalloc 0 [ 1426.523067][T12404] shmem 339968 [ 1426.523067][T12404] zswap 0 [ 1426.523067][T12404] zswapped 0 [ 1426.523067][T12404] file_mapped 286720 [ 1426.523067][T12404] file_dirty 0 [ 1426.523067][T12404] file_writeback 0 [ 1426.523067][T12404] swapcached 0 [ 1426.523067][T12404] anon_thp 0 [ 1426.523067][T12404] file_thp 0 [ 1426.523067][T12404] shmem_thp 0 [ 1426.523067][T12404] inactive_anon 49152 [ 1426.523067][T12404] active_anon 417792 [ 1426.523067][T12404] inactive_file 0 [ 1426.523067][T12404] active_file 0 [ 1426.523067][T12404] unevictable 0 [ 1426.523067][T12404] slab_reclaimable 17296 [ 1426.523067][T12404] slab_unreclaimable 308213552 [ 1426.523067][T12404] slab 308230848 [ 1426.523067][T12404] workingset_refault_anon 0 [ 1426.523067][T12404] workingset_refault_file 0 [ 1426.523067][T12404] workingset_activate_anon 0 [ 1426.523067][T12404] workingset_activate_file 0 [ 1426.523067][T12404] workingset_restore_anon 0 [ 1426.523067][T12404] workingset_restore_file 0 [ 1426.523067][T12404] workingset_nodereclaim 0 [ 1426.523067][T12404] pgscan 161 [ 1426.523067][T12404] pgsteal 25 [ 1426.523067][T12404] pgscan_kswapd 100 [ 1426.523067][T12404] pgscan_direct 61 [ 1426.523067][T12404] pgscan_khugepaged 0 [ 1426.523067][T12404] pgsteal_kswapd 20 [ 1426.523067][T12404] pgsteal_direct 5 [ 1426.523067][T12404] pgsteal_khugepaged 0 [ 1426.523067][T12404] pgfault 109896 [ 1426.523067][T12404] pgmajfault 0 [ 1426.523067][T12404] pgrefill 747 [ 1426.523067][T12404] pgactivate 136 [ 1426.523067][T12404] pgdeactivate 0 [ 1426.523067][T12404] pglazyfree 0 [ 1426.523067][T12404] pglazyfreed 0 [ 1426.523067][T12404] zswpin 0 [ 1426.523067][T12404] zswpout 0 [ 1426.841611][T12401] batman_adv: batadv618: Adding interface: macvlan418 [ 1426.850700][T12401] batman_adv: batadv618: The MTU of interface macvlan418 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1426.880376][T12401] batman_adv: batadv618: Interface activated: macvlan418 09:06:58 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x4, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1426.925894][T12406] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.3'. [ 1427.018144][T12404] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=12404,uid=0 09:06:58 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xf600}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1427.056966][T12404] Memory cgroup out of memory: Killed process 12404 (syz-executor.1) total-vm:54548kB, anon-rss:380kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:72kB oom_score_adj:1000 09:06:58 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0xe, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1427.383128][T12407] batman_adv: batadv1263: Adding interface: macvlan1070 [ 1427.412887][T12407] batman_adv: batadv1263: The MTU of interface macvlan1070 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1427.480986][T12432] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1427.515675][T12432] CPU: 0 PID: 12432 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1427.526277][T12432] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1427.536393][T12432] Call Trace: [ 1427.539715][T12432] [ 1427.542699][T12432] dump_stack_lvl+0x136/0x150 [ 1427.547451][T12432] dump_header+0x10a/0xd70 [ 1427.552004][T12432] oom_kill_process+0x25d/0x600 [ 1427.556939][T12432] out_of_memory+0x35c/0x1660 [ 1427.561701][T12432] ? find_held_lock+0x2d/0x110 [ 1427.566569][T12432] ? oom_killer_disable+0x2b0/0x2b0 [ 1427.571842][T12432] ? rcu_read_unlock+0x9/0x60 [ 1427.576592][T12432] ? find_held_lock+0x2d/0x110 [ 1427.581469][T12432] mem_cgroup_out_of_memory+0x206/0x270 [ 1427.587094][T12432] ? mem_cgroup_margin+0x130/0x130 [ 1427.592280][T12432] ? lock_downgrade+0x690/0x690 [ 1427.597213][T12432] try_charge_memcg+0xf9b/0x13b0 [ 1427.602240][T12432] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1427.608320][T12432] ? rcu_read_unlock+0x9/0x60 [ 1427.613072][T12432] ? lock_downgrade+0x690/0x690 [ 1427.618006][T12432] charge_memcg+0x90/0x3b0 [ 1427.622491][T12432] __mem_cgroup_charge+0x2b/0x90 [ 1427.627501][T12432] __handle_mm_fault+0x1895/0x3e60 [ 1427.632696][T12432] ? vm_iomap_memory+0x190/0x190 [ 1427.637737][T12432] handle_mm_fault+0x2ba/0x9c0 [ 1427.642577][T12432] do_user_addr_fault+0x475/0x1230 [ 1427.647775][T12432] ? rcu_is_watching+0x12/0xb0 [ 1427.652620][T12432] exc_page_fault+0x98/0x170 [ 1427.657282][T12432] asm_exc_page_fault+0x26/0x30 [ 1427.662205][T12432] RIP: 0033:0x7fd1d3e3e171 [ 1427.666686][T12432] Code: 3d 00 f0 ff ff 77 72 c3 90 55 48 83 ec 30 44 89 4c 24 2c 4c 89 44 24 20 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 89 4c 24 28 fa fa ff ff 44 8b 4c 24 2c 4c 8b 44 24 20 89 c5 44 8b 54 24 28 [ 1427.686353][T12432] RSP: 002b:00007fd1d4bf6000 EFLAGS: 00010206 [ 1427.692483][T12432] RAX: 0000000000000001 RBX: 00007fd1d4bf60f0 RCX: 0000000000000000 [ 1427.700547][T12432] RDX: 0000000000000020 RSI: 00007fd1d4bf6140 RDI: 0000000000000003 [ 1427.708585][T12432] RBP: 0000000000000000 R08: 00007fd1d4bf6054 R09: 000000000000000c [ 1427.716616][T12432] R10: 0000000000000000 R11: 000000002000018f R12: 00007fd1d4bf60a8 [ 1427.719654][T12407] batman_adv: batadv1263: Interface activated: macvlan1070 [ 1427.724609][T12432] R13: 00007fd1d4bf6140 R14: 0000000000000003 R15: 0000000000000000 [ 1427.724660][T12432] 09:06:58 executing program 3: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1, 0x40000}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1427.809198][T12432] memory: usage 307184kB, limit 307200kB, failcnt 1241 [ 1427.819336][T12432] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1427.847028][T12411] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1427.848422][T12432] Memory cgroup stats for /syz1: [ 1427.894063][T12432] anon 139264 [ 1427.894063][T12432] file 339968 [ 1427.894063][T12432] kernel 314077184 [ 1427.894063][T12432] kernel_stack 65536 [ 1427.894063][T12432] pagetables 77824 [ 1427.894063][T12432] sec_pagetables 0 [ 1427.894063][T12432] percpu 5685696 [ 1427.894063][T12432] sock 0 [ 1427.894063][T12432] vmalloc 0 [ 1427.894063][T12432] shmem 339968 [ 1427.894063][T12432] zswap 0 [ 1427.894063][T12432] zswapped 0 [ 1427.894063][T12432] file_mapped 286720 [ 1427.894063][T12432] file_dirty 0 [ 1427.894063][T12432] file_writeback 0 [ 1427.894063][T12432] swapcached 0 [ 1427.894063][T12432] anon_thp 0 [ 1427.894063][T12432] file_thp 0 [ 1427.894063][T12432] shmem_thp 0 [ 1427.894063][T12432] inactive_anon 8192 [ 1427.894063][T12432] active_anon 434176 [ 1427.894063][T12432] inactive_file 0 [ 1427.894063][T12432] active_file 0 [ 1427.894063][T12432] unevictable 0 [ 1427.894063][T12432] slab_reclaimable 17296 [ 1427.894063][T12432] slab_unreclaimable 308202040 [ 1427.894063][T12432] slab 308219336 [ 1427.894063][T12432] workingset_refault_anon 0 [ 1427.894063][T12432] workingset_refault_file 0 [ 1427.894063][T12432] workingset_activate_anon 0 [ 1427.894063][T12432] workingset_activate_file 0 [ 1427.894063][T12432] workingset_restore_anon 0 [ 1427.894063][T12432] workingset_restore_file 0 [ 1427.894063][T12432] workingset_nodereclaim 0 [ 1427.894063][T12432] pgscan 161 [ 1427.894063][T12432] pgsteal 25 [ 1427.894063][T12432] pgscan_kswapd 100 [ 1427.894063][T12432] pgscan_direct 61 [ 1427.894063][T12432] pgscan_khugepaged 0 [ 1427.894063][T12432] pgsteal_kswapd 20 [ 1427.894063][T12432] pgsteal_direct 5 [ 1427.894063][T12432] pgsteal_khugepaged 0 [ 1427.894063][T12432] pgfault 109957 [ 1427.894063][T12432] pgmajfault 0 [ 1427.894063][T12432] pgrefill 747 [ 1427.894063][T12432] pgactivate 136 [ 1427.894063][T12432] pgdeactivate 0 [ 1427.894063][T12432] pglazyfree 0 [ 1427.894063][T12432] pglazyfreed 0 [ 1427.894063][T12432] zswpin 0 [ 1427.894063][T12432] zswpout 0 [ 1428.079117][ T1212] ieee802154 phy0 wpan0: encryption failed: -22 [ 1428.085607][ T1212] ieee802154 phy1 wpan1: encryption failed: -22 [ 1428.319824][T12412] batman_adv: batadv1235: Adding interface: macvlan1050 [ 1428.326312][T12432] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=12428,uid=0 [ 1428.337137][T12412] batman_adv: batadv1235: The MTU of interface macvlan1050 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1428.362215][T12432] Memory cgroup out of memory: Killed process 12428 (syz-executor.1) total-vm:54548kB, anon-rss:380kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000 09:06:59 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xf700}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1428.447039][T12412] batman_adv: batadv1235: Interface activated: macvlan1050 09:06:59 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x12010000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) [ 1428.588018][T12418] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.4'. [ 1428.655784][T12444] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1428.671607][T12444] CPU: 0 PID: 12444 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1428.682109][T12444] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1428.692218][T12444] Call Trace: [ 1428.695539][T12444] [ 1428.698515][T12444] dump_stack_lvl+0x136/0x150 [ 1428.703354][T12444] dump_header+0x10a/0xd70 [ 1428.707842][T12444] oom_kill_process+0x25d/0x600 [ 1428.712769][T12444] out_of_memory+0x35c/0x1660 [ 1428.717527][T12444] ? find_held_lock+0x2d/0x110 [ 1428.722455][T12444] ? oom_killer_disable+0x2b0/0x2b0 [ 1428.727744][T12444] ? rcu_read_unlock+0x9/0x60 [ 1428.732685][T12444] ? find_held_lock+0x2d/0x110 [ 1428.737543][T12444] mem_cgroup_out_of_memory+0x206/0x270 [ 1428.743177][T12444] ? mem_cgroup_margin+0x130/0x130 [ 1428.748397][T12444] ? lock_downgrade+0x690/0x690 [ 1428.754041][T12444] try_charge_memcg+0xf9b/0x13b0 [ 1428.759074][T12444] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1428.765153][T12444] ? rcu_read_unlock+0x9/0x60 [ 1428.769908][T12444] ? lock_downgrade+0x690/0x690 [ 1428.774840][T12444] charge_memcg+0x90/0x3b0 [ 1428.779313][T12444] __mem_cgroup_charge+0x2b/0x90 [ 1428.784308][T12444] __handle_mm_fault+0x1895/0x3e60 [ 1428.789482][T12444] ? vm_iomap_memory+0x190/0x190 [ 1428.794502][T12444] handle_mm_fault+0x2ba/0x9c0 [ 1428.799348][T12444] do_user_addr_fault+0x475/0x1230 [ 1428.804531][T12444] ? rcu_is_watching+0x12/0xb0 [ 1428.809369][T12444] exc_page_fault+0x98/0x170 [ 1428.814130][T12444] asm_exc_page_fault+0x26/0x30 [ 1428.819035][T12444] RIP: 0033:0x7fd1d3e3e171 [ 1428.823491][T12444] Code: 3d 00 f0 ff ff 77 72 c3 90 55 48 83 ec 30 44 89 4c 24 2c 4c 89 44 24 20 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 89 4c 24 28 fa fa ff ff 44 8b 4c 24 2c 4c 8b 44 24 20 89 c5 44 8b 54 24 28 [ 1428.843233][T12444] RSP: 002b:00007fd1d4bf6000 EFLAGS: 00010206 [ 1428.849356][T12444] RAX: 0000000000000001 RBX: 00007fd1d4bf60f0 RCX: 0000000000000000 [ 1428.857376][T12444] RDX: 0000000000000020 RSI: 00007fd1d4bf6140 RDI: 0000000000000003 [ 1428.865393][T12444] RBP: 0000000000000000 R08: 00007fd1d4bf6054 R09: 000000000000000c [ 1428.873411][T12444] R10: 0000000000000000 R11: 000000002000018f R12: 00007fd1d4bf60a8 [ 1428.881424][T12444] R13: 00007fd1d4bf6140 R14: 0000000000000003 R15: 0000000000000000 [ 1428.889793][T12444] [ 1428.914376][T12444] memory: usage 307200kB, limit 307200kB, failcnt 1308 [ 1428.927430][T12444] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1428.942367][T12444] Memory cgroup stats for /syz1: [ 1428.952582][T12444] anon 139264 [ 1428.952582][T12444] file 339968 [ 1428.952582][T12444] kernel 314093568 [ 1428.952582][T12444] kernel_stack 65536 [ 1428.952582][T12444] pagetables 77824 [ 1428.952582][T12444] sec_pagetables 0 [ 1428.952582][T12444] percpu 5685760 [ 1428.952582][T12444] sock 0 [ 1428.952582][T12444] vmalloc 0 [ 1428.952582][T12444] shmem 339968 [ 1428.952582][T12444] zswap 0 [ 1428.952582][T12444] zswapped 0 [ 1428.952582][T12444] file_mapped 286720 [ 1428.952582][T12444] file_dirty 0 [ 1428.952582][T12444] file_writeback 0 [ 1428.952582][T12444] swapcached 0 [ 1428.952582][T12444] anon_thp 0 [ 1428.952582][T12444] file_thp 0 [ 1428.952582][T12444] shmem_thp 0 [ 1428.952582][T12444] inactive_anon 0 [ 1428.952582][T12444] active_anon 479232 [ 1428.952582][T12444] inactive_file 0 [ 1428.952582][T12444] active_file 0 [ 1428.952582][T12444] unevictable 0 [ 1428.952582][T12444] slab_reclaimable 17296 [ 1428.952582][T12444] slab_unreclaimable 308213952 [ 1428.952582][T12444] slab 308231248 [ 1428.952582][T12444] workingset_refault_anon 0 [ 1428.952582][T12444] workingset_refault_file 0 [ 1428.952582][T12444] workingset_activate_anon 0 [ 1428.952582][T12444] workingset_activate_file 0 [ 1428.952582][T12444] workingset_restore_anon 0 [ 1428.952582][T12444] workingset_restore_file 0 [ 1428.952582][T12444] workingset_nodereclaim 0 [ 1428.952582][T12444] pgscan 161 [ 1428.952582][T12444] pgsteal 25 [ 1428.952582][T12444] pgscan_kswapd 100 [ 1428.952582][T12444] pgscan_direct 61 [ 1428.952582][T12444] pgscan_khugepaged 0 [ 1428.952582][T12444] pgsteal_kswapd 20 [ 1428.952582][T12444] pgsteal_direct 5 [ 1428.952582][T12444] pgsteal_khugepaged 0 [ 1428.952582][T12444] pgfault 110019 [ 1428.952582][T12444] pgmajfault 0 [ 1428.952582][T12444] pgrefill 747 [ 1428.952582][T12444] pgactivate 136 [ 1428.952582][T12444] pgdeactivate 0 [ 1428.952582][T12444] pglazyfree 0 [ 1428.952582][T12444] pglazyfreed 0 [ 1428.952582][T12444] zswpin 0 [ 1428.952582][T12444] zswpout 0 [ 1428.952582][T12444] thp_fault_alloc 0 [ 1429.181173][T12421] batman_adv: batadv1268: Adding interface: macvlan1085 [ 1429.188408][T12421] batman_adv: batadv1268: The MTU of interface macvlan1085 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1429.214927][T12421] batman_adv: batadv1268: Interface activated: macvlan1085 [ 1429.224504][T12444] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=12443,uid=0 09:07:00 executing program 4: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x4}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1429.273228][T12427] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1429.287630][T12444] Memory cgroup out of memory: Killed process 12443 (syz-executor.1) total-vm:54548kB, anon-rss:508kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000 09:07:00 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xf800}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1429.549152][T12429] batman_adv: batadv619: Adding interface: macvlan419 [ 1429.564637][T12454] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1429.585991][T12429] batman_adv: batadv619: The MTU of interface macvlan419 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1429.645538][T12429] batman_adv: batadv619: Interface activated: macvlan419 09:07:00 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x6, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:07:00 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x10, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1429.776019][T12441] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.3'. [ 1429.849078][T12454] CPU: 0 PID: 12454 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1429.859584][T12454] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1429.869701][T12454] Call Trace: [ 1429.873032][T12454] [ 1429.876010][T12454] dump_stack_lvl+0x136/0x150 [ 1429.880752][T12454] dump_header+0x10a/0xd70 [ 1429.885260][T12454] oom_kill_process+0x25d/0x600 [ 1429.890190][T12454] out_of_memory+0x35c/0x1660 [ 1429.895297][T12454] ? find_held_lock+0x2d/0x110 [ 1429.900239][T12454] ? oom_killer_disable+0x2b0/0x2b0 [ 1429.905510][T12454] ? rcu_read_unlock+0x9/0x60 [ 1429.910258][T12454] ? find_held_lock+0x2d/0x110 [ 1429.915288][T12454] mem_cgroup_out_of_memory+0x206/0x270 [ 1429.920914][T12454] ? mem_cgroup_margin+0x130/0x130 [ 1429.926177][T12454] ? lock_downgrade+0x690/0x690 [ 1429.931113][T12454] try_charge_memcg+0xf9b/0x13b0 [ 1429.936169][T12454] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1429.942252][T12454] ? rcu_read_unlock+0x9/0x60 [ 1429.946997][T12454] ? lock_downgrade+0x690/0x690 [ 1429.951919][T12454] charge_memcg+0x90/0x3b0 [ 1429.956394][T12454] __mem_cgroup_charge+0x2b/0x90 [ 1429.961431][T12454] __handle_mm_fault+0x1895/0x3e60 [ 1429.966624][T12454] ? vm_iomap_memory+0x190/0x190 [ 1429.971658][T12454] handle_mm_fault+0x2ba/0x9c0 [ 1429.976582][T12454] do_user_addr_fault+0x475/0x1230 [ 1429.981775][T12454] ? rcu_is_watching+0x12/0xb0 [ 1429.986610][T12454] exc_page_fault+0x98/0x170 [ 1429.991263][T12454] asm_exc_page_fault+0x26/0x30 [ 1429.996188][T12454] RIP: 0033:0x7fd1d3e3e171 [ 1430.000651][T12454] Code: 3d 00 f0 ff ff 77 72 c3 90 55 48 83 ec 30 44 89 4c 24 2c 4c 89 44 24 20 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 89 4c 24 28 fa fa ff ff 44 8b 4c 24 2c 4c 8b 44 24 20 89 c5 44 8b 54 24 28 [ 1430.020325][T12454] RSP: 002b:00007fd1d4bf6000 EFLAGS: 00010206 [ 1430.026454][T12454] RAX: 0000000000000001 RBX: 00007fd1d4bf60f0 RCX: 0000000000000000 [ 1430.034514][T12454] RDX: 0000000000000020 RSI: 00007fd1d4bf6140 RDI: 0000000000000003 [ 1430.042541][T12454] RBP: 0000000000000000 R08: 00007fd1d4bf6054 R09: 000000000000000c [ 1430.050568][T12454] R10: 0000000000000000 R11: 000000002000018f R12: 00007fd1d4bf60a8 [ 1430.058594][T12454] R13: 00007fd1d4bf6140 R14: 0000000000000003 R15: 0000000000000000 [ 1430.066641][T12454] 09:07:01 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x48, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1430.354331][T12442] batman_adv: batadv1264: Adding interface: macvlan1071 [ 1430.372011][T12442] batman_adv: batadv1264: The MTU of interface macvlan1071 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1430.398795][T12442] batman_adv: batadv1264: Not using interface macvlan1071 (retrying later): interface not active [ 1430.420336][T12454] memory: usage 307200kB, limit 307200kB, failcnt 1364 [ 1430.432643][T12454] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1430.454419][T12448] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1430.467267][T12454] Memory cgroup stats for /syz1: [ 1430.467568][T12454] anon 139264 [ 1430.467568][T12454] file 339968 [ 1430.467568][T12454] kernel 314081280 [ 1430.467568][T12454] kernel_stack 65536 [ 1430.467568][T12454] pagetables 77824 [ 1430.467568][T12454] sec_pagetables 0 [ 1430.467568][T12454] percpu 5685696 [ 1430.467568][T12454] sock 0 [ 1430.467568][T12454] vmalloc 0 [ 1430.467568][T12454] shmem 339968 [ 1430.467568][T12454] zswap 0 [ 1430.467568][T12454] zswapped 0 [ 1430.467568][T12454] file_mapped 286720 [ 1430.467568][T12454] file_dirty 0 [ 1430.467568][T12454] file_writeback 0 [ 1430.467568][T12454] swapcached 0 [ 1430.467568][T12454] anon_thp 0 [ 1430.467568][T12454] file_thp 0 [ 1430.467568][T12454] shmem_thp 0 [ 1430.467568][T12454] inactive_anon 0 [ 1430.467568][T12454] active_anon 479232 [ 1430.467568][T12454] inactive_file 0 [ 1430.467568][T12454] active_file 0 [ 1430.467568][T12454] unevictable 0 [ 1430.467568][T12454] slab_reclaimable 17296 [ 1430.467568][T12454] slab_unreclaimable 308202344 [ 1430.467568][T12454] slab 308219640 [ 1430.467568][T12454] workingset_refault_anon 0 [ 1430.467568][T12454] workingset_refault_file 0 [ 1430.467568][T12454] workingset_activate_anon 0 [ 1430.467568][T12454] workingset_activate_file 0 [ 1430.467568][T12454] workingset_restore_anon 0 [ 1430.467568][T12454] workingset_restore_file 0 [ 1430.467568][T12454] workingset_nodereclaim 0 [ 1430.467568][T12454] pgscan 161 [ 1430.467568][T12454] pgsteal 25 [ 1430.467568][T12454] pgscan_kswapd 100 09:07:01 executing program 3: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1, 0x79320}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1430.467568][T12454] pgscan_direct 61 [ 1430.467568][T12454] pgscan_khugepaged 0 [ 1430.467568][T12454] pgsteal_kswapd 20 [ 1430.467568][T12454] pgsteal_direct 5 [ 1430.467568][T12454] pgsteal_khugepaged 0 [ 1430.467568][T12454] pgfault 110080 [ 1430.467568][T12454] pgmajfault 0 [ 1430.467568][T12454] pgrefill 747 [ 1430.467568][T12454] pgactivate 136 [ 1430.467568][T12454] pgdeactivate 0 [ 1430.467568][T12454] pglazyfree 0 [ 1430.467568][T12454] pglazyfreed 0 [ 1430.467568][T12454] zswpin 0 [ 1430.467568][T12454] zswpout 0 [ 1430.467568][T12454] thp_fault_alloc 0 [ 1430.729676][T12454] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=12453,uid=0 09:07:01 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xf900}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1430.773886][T12454] Memory cgroup out of memory: Killed process 12453 (syz-executor.1) total-vm:54548kB, anon-rss:508kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000 [ 1430.939272][T12482] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1430.953505][T12452] batman_adv: batadv1236: Adding interface: macvlan1051 [ 1430.964311][T12482] CPU: 1 PID: 12482 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1430.974806][T12482] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1430.976284][T12452] batman_adv: batadv1236: The MTU of interface macvlan1051 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1430.984882][T12482] Call Trace: [ 1430.984895][T12482] [ 1430.984909][T12482] dump_stack_lvl+0x136/0x150 [ 1430.984950][T12482] dump_header+0x10a/0xd70 [ 1430.984996][T12482] oom_kill_process+0x25d/0x600 [ 1430.985039][T12482] out_of_memory+0x35c/0x1660 [ 1431.036192][T12482] ? find_held_lock+0x2d/0x110 [ 1431.041039][T12482] ? oom_killer_disable+0x2b0/0x2b0 [ 1431.046295][T12482] ? rcu_read_unlock+0x9/0x60 [ 1431.051023][T12482] ? find_held_lock+0x2d/0x110 [ 1431.055848][T12482] mem_cgroup_out_of_memory+0x206/0x270 [ 1431.061456][T12482] ? mem_cgroup_margin+0x130/0x130 [ 1431.066622][T12482] ? lock_downgrade+0x690/0x690 [ 1431.071527][T12482] try_charge_memcg+0xf9b/0x13b0 [ 1431.076527][T12482] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1431.082568][T12482] ? rcu_read_unlock+0x9/0x60 [ 1431.087287][T12482] ? lock_downgrade+0x690/0x690 [ 1431.092197][T12482] charge_memcg+0x90/0x3b0 [ 1431.096649][T12482] __mem_cgroup_charge+0x2b/0x90 [ 1431.101617][T12482] __handle_mm_fault+0x1895/0x3e60 [ 1431.106777][T12482] ? vm_iomap_memory+0x190/0x190 [ 1431.111783][T12482] handle_mm_fault+0x2ba/0x9c0 [ 1431.116687][T12482] do_user_addr_fault+0x475/0x1230 [ 1431.121853][T12482] ? rcu_is_watching+0x12/0xb0 [ 1431.126660][T12482] exc_page_fault+0x98/0x170 [ 1431.131290][T12482] asm_exc_page_fault+0x26/0x30 [ 1431.136204][T12482] RIP: 0033:0x7fd1d3e30eac [ 1431.140655][T12482] Code: c0 e8 98 5a ff ff b8 ff ff ff ff e9 33 ff ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 41 54 31 c0 55 48 81 ec 68 10 00 00 <48> 89 7c 24 08 48 8d 3d 90 6b 0a 00 48 89 34 24 48 8b 14 24 48 8b [ 1431.160298][T12482] RSP: 002b:00007fd1d4bf60e0 EFLAGS: 00010202 [ 1431.166392][T12482] RAX: 0000000000000000 RBX: 00007fd1d3fabf80 RCX: 0000000000000000 [ 1431.174391][T12482] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000020000180 [ 1431.182386][T12482] RBP: 00007fd1d3ee7ca1 R08: 0000000000000000 R09: 0000000000000000 [ 1431.190380][T12482] R10: 0000000020000180 R11: 0000000000000000 R12: 0000000000000000 [ 1431.198375][T12482] R13: 00007ffe4137972f R14: 00007fd1d4bf7300 R15: 0000000000022000 [ 1431.206391][T12482] [ 1431.211854][T12452] batman_adv: batadv1236: Interface activated: macvlan1051 09:07:02 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x16030000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) [ 1431.260218][T12455] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.4'. [ 1431.543436][T12456] batman_adv: batadv1269: Adding interface: macvlan1086 [ 1431.560870][T12456] batman_adv: batadv1269: The MTU of interface macvlan1086 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 09:07:02 executing program 4: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x5}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1431.622146][T12456] batman_adv: batadv1269: Not using interface macvlan1086 (retrying later): interface not active [ 1431.687549][T12467] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1431.785836][T12482] memory: usage 307180kB, limit 307200kB, failcnt 1418 [ 1431.803169][T12482] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1431.822740][T12482] Memory cgroup stats for /syz1: [ 1431.822986][T12482] anon 135168 [ 1431.822986][T12482] file 339968 [ 1431.822986][T12482] kernel 314077184 [ 1431.822986][T12482] kernel_stack 65536 [ 1431.822986][T12482] pagetables 77824 [ 1431.822986][T12482] sec_pagetables 0 [ 1431.822986][T12482] percpu 5685696 [ 1431.822986][T12482] sock 0 [ 1431.822986][T12482] vmalloc 0 [ 1431.822986][T12482] shmem 339968 [ 1431.822986][T12482] zswap 0 [ 1431.822986][T12482] zswapped 0 [ 1431.822986][T12482] file_mapped 286720 [ 1431.822986][T12482] file_dirty 0 [ 1431.822986][T12482] file_writeback 0 [ 1431.822986][T12482] swapcached 0 [ 1431.822986][T12482] anon_thp 0 [ 1431.822986][T12482] file_thp 0 [ 1431.822986][T12482] shmem_thp 0 [ 1431.822986][T12482] inactive_anon 0 [ 1431.822986][T12482] active_anon 475136 [ 1431.822986][T12482] inactive_file 0 [ 1431.822986][T12482] active_file 0 [ 1431.822986][T12482] unevictable 0 [ 1431.822986][T12482] slab_reclaimable 17296 [ 1431.822986][T12482] slab_unreclaimable 308202040 [ 1431.822986][T12482] slab 308219336 [ 1431.822986][T12482] workingset_refault_anon 0 [ 1431.822986][T12482] workingset_refault_file 0 [ 1431.822986][T12482] workingset_activate_anon 0 [ 1431.822986][T12482] workingset_activate_file 0 [ 1431.822986][T12482] workingset_restore_anon 0 [ 1431.822986][T12482] workingset_restore_file 0 [ 1431.822986][T12482] workingset_nodereclaim 0 [ 1431.822986][T12482] pgscan 161 [ 1431.822986][T12482] pgsteal 25 [ 1431.822986][T12482] pgscan_kswapd 100 [ 1431.822986][T12482] pgscan_direct 61 [ 1431.822986][T12482] pgscan_khugepaged 0 [ 1431.822986][T12482] pgsteal_kswapd 20 [ 1431.822986][T12482] pgsteal_direct 5 [ 1431.822986][T12482] pgsteal_khugepaged 0 [ 1431.822986][T12482] pgfault 110140 [ 1431.822986][T12482] pgmajfault 0 [ 1431.822986][T12482] pgrefill 747 [ 1431.822986][T12482] pgactivate 136 [ 1431.822986][T12482] pgdeactivate 0 [ 1431.822986][T12482] pglazyfree 0 [ 1431.822986][T12482] pglazyfreed 0 [ 1431.822986][T12482] zswpin 0 [ 1431.822986][T12482] zswpout 0 [ 1431.822986][T12482] thp_fault_alloc 0 [ 1432.000703][T12468] batman_adv: batadv620: Adding interface: macvlan420 [ 1432.021800][T12468] batman_adv: batadv620: The MTU of interface macvlan420 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1432.049269][T12482] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=12480,uid=0 [ 1432.067527][T12482] Memory cgroup out of memory: Killed process 12480 (syz-executor.1) total-vm:54548kB, anon-rss:508kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000 09:07:03 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x8, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1432.087337][T12468] batman_adv: batadv620: Interface activated: macvlan420 09:07:03 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xfa00}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:07:03 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x4c, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1432.209932][T12479] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.3'. [ 1432.335369][T12496] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1432.368413][T12496] CPU: 1 PID: 12496 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1432.378935][T12496] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1432.389090][T12496] Call Trace: [ 1432.392517][T12496] [ 1432.395500][T12496] dump_stack_lvl+0x136/0x150 [ 1432.400256][T12496] dump_header+0x10a/0xd70 [ 1432.404752][T12496] oom_kill_process+0x25d/0x600 [ 1432.409771][T12496] out_of_memory+0x35c/0x1660 [ 1432.414526][T12496] ? find_held_lock+0x2d/0x110 [ 1432.419377][T12496] ? oom_killer_disable+0x2b0/0x2b0 [ 1432.424648][T12496] ? rcu_read_unlock+0x9/0x60 [ 1432.429390][T12496] ? find_held_lock+0x2d/0x110 [ 1432.434233][T12496] mem_cgroup_out_of_memory+0x206/0x270 [ 1432.439868][T12496] ? mem_cgroup_margin+0x130/0x130 [ 1432.445059][T12496] ? lock_downgrade+0x690/0x690 [ 1432.450085][T12496] try_charge_memcg+0xf9b/0x13b0 [ 1432.455128][T12496] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1432.461203][T12496] ? rcu_read_unlock+0x9/0x60 [ 1432.465954][T12496] ? lock_downgrade+0x690/0x690 [ 1432.470887][T12496] charge_memcg+0x90/0x3b0 [ 1432.475364][T12496] __mem_cgroup_charge+0x2b/0x90 [ 1432.480365][T12496] __handle_mm_fault+0x1895/0x3e60 [ 1432.485549][T12496] ? vm_iomap_memory+0x190/0x190 [ 1432.490587][T12496] handle_mm_fault+0x2ba/0x9c0 [ 1432.495441][T12496] do_user_addr_fault+0x475/0x1230 [ 1432.500722][T12496] ? rcu_is_watching+0x12/0xb0 [ 1432.505556][T12496] exc_page_fault+0x98/0x170 [ 1432.510326][T12496] asm_exc_page_fault+0x26/0x30 [ 1432.515239][T12496] RIP: 0033:0x7fd1d3e3e171 [ 1432.519707][T12496] Code: 3d 00 f0 ff ff 77 72 c3 90 55 48 83 ec 30 44 89 4c 24 2c 4c 89 44 24 20 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 89 4c 24 28 fa fa ff ff 44 8b 4c 24 2c 4c 8b 44 24 20 89 c5 44 8b 54 24 28 [ 1432.539388][T12496] RSP: 002b:00007fd1d4bf6000 EFLAGS: 00010206 [ 1432.545511][T12496] RAX: 0000000000000001 RBX: 00007fd1d4bf60f0 RCX: 0000000000000000 [ 1432.553714][T12496] RDX: 0000000000000020 RSI: 00007fd1d4bf6140 RDI: 0000000000000003 [ 1432.561743][T12496] RBP: 0000000000000000 R08: 00007fd1d4bf6054 R09: 000000000000000c [ 1432.569764][T12496] R10: 0000000000000000 R11: 000000002000018f R12: 00007fd1d4bf60a8 [ 1432.577785][T12496] R13: 00007fd1d4bf6140 R14: 0000000000000003 R15: 0000000000000000 [ 1432.585830][T12496] [ 1432.626248][T12496] memory: usage 307200kB, limit 307200kB, failcnt 1484 [ 1432.640471][T12496] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1432.810785][T12481] batman_adv: batadv1265: Adding interface: macvlan1072 [ 1432.844149][T12481] batman_adv: batadv1265: The MTU of interface macvlan1072 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1432.859116][T12496] Memory cgroup stats for /syz1: [ 1432.880350][T12496] anon 139264 [ 1432.880350][T12496] file 339968 [ 1432.880350][T12496] kernel 314081280 [ 1432.880350][T12496] kernel_stack 65536 [ 1432.880350][T12496] pagetables 77824 [ 1432.880350][T12496] sec_pagetables 0 [ 1432.880350][T12496] percpu 5685696 [ 1432.880350][T12496] sock 0 [ 1432.880350][T12496] vmalloc 0 [ 1432.880350][T12496] shmem 339968 [ 1432.880350][T12496] zswap 0 [ 1432.880350][T12496] zswapped 0 [ 1432.880350][T12496] file_mapped 286720 [ 1432.880350][T12496] file_dirty 0 [ 1432.880350][T12496] file_writeback 0 [ 1432.880350][T12496] swapcached 0 [ 1432.880350][T12496] anon_thp 0 [ 1432.880350][T12496] file_thp 0 [ 1432.880350][T12496] shmem_thp 0 [ 1432.880350][T12496] inactive_anon 0 [ 1432.880350][T12496] active_anon 479232 [ 1432.880350][T12496] inactive_file 0 [ 1432.880350][T12496] active_file 0 [ 1432.880350][T12496] unevictable 0 [ 1432.880350][T12496] slab_reclaimable 17296 [ 1432.880350][T12496] slab_unreclaimable 308204720 [ 1432.880350][T12496] slab 308222016 [ 1432.880350][T12496] workingset_refault_anon 0 [ 1432.880350][T12496] workingset_refault_file 0 [ 1432.880350][T12496] workingset_activate_anon 0 [ 1432.880350][T12496] workingset_activate_file 0 [ 1432.880350][T12496] workingset_restore_anon 0 [ 1432.880350][T12496] workingset_restore_file 0 [ 1432.880350][T12496] workingset_nodereclaim 0 [ 1432.880350][T12496] pgscan 161 [ 1432.880350][T12496] pgsteal 25 [ 1432.880350][T12496] pgscan_kswapd 100 [ 1432.880350][T12496] pgscan_direct 61 [ 1432.880350][T12496] pgscan_khugepaged 0 [ 1432.880350][T12496] pgsteal_kswapd 20 [ 1432.880350][T12496] pgsteal_direct 5 [ 1432.880350][T12496] pgsteal_khugepaged 0 [ 1432.880350][T12496] pgfault 110201 [ 1432.880350][T12496] pgmajfault 0 [ 1432.880350][T12496] pgrefill 747 [ 1432.880350][T12496] pgactivate 136 [ 1432.880350][T12496] pgdeactivate 0 [ 1432.880350][T12496] pglazyfree 0 [ 1432.880350][T12496] pglazyfreed 0 [ 1432.880350][T12496] zswpin 0 [ 1432.880350][T12496] zswpout 0 [ 1432.880350][T12496] thp_fault_alloc 0 [ 1432.962039][T12481] batman_adv: batadv1265: Not using interface macvlan1072 (retrying later): interface not active [ 1433.235282][T12496] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=12495,uid=0 09:07:04 executing program 3: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1, 0x79321}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:07:04 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xfb00}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1433.282443][T12496] Memory cgroup out of memory: Killed process 12495 (syz-executor.1) total-vm:54548kB, anon-rss:508kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000 [ 1433.287240][T12486] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1433.514727][T12511] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1433.540251][T12511] CPU: 1 PID: 12511 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1433.550757][T12511] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1433.560868][T12511] Call Trace: [ 1433.564186][T12511] [ 1433.567167][T12511] dump_stack_lvl+0x136/0x150 [ 1433.571907][T12511] dump_header+0x10a/0xd70 [ 1433.576394][T12511] oom_kill_process+0x25d/0x600 [ 1433.581319][T12511] out_of_memory+0x35c/0x1660 [ 1433.586069][T12511] ? find_held_lock+0x2d/0x110 [ 1433.590911][T12511] ? oom_killer_disable+0x2b0/0x2b0 [ 1433.596608][T12511] ? rcu_read_unlock+0x9/0x60 [ 1433.601353][T12511] ? find_held_lock+0x2d/0x110 [ 1433.606195][T12511] mem_cgroup_out_of_memory+0x206/0x270 [ 1433.611837][T12511] ? mem_cgroup_margin+0x130/0x130 [ 1433.617029][T12511] ? lock_downgrade+0x690/0x690 [ 1433.621982][T12511] try_charge_memcg+0xf9b/0x13b0 [ 1433.627004][T12511] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1433.633078][T12511] ? rcu_read_unlock+0x9/0x60 [ 1433.637819][T12511] ? lock_downgrade+0x690/0x690 [ 1433.642735][T12511] charge_memcg+0x90/0x3b0 [ 1433.647189][T12511] __mem_cgroup_charge+0x2b/0x90 [ 1433.652164][T12511] __handle_mm_fault+0x1895/0x3e60 [ 1433.657496][T12511] ? vm_iomap_memory+0x190/0x190 [ 1433.662507][T12511] handle_mm_fault+0x2ba/0x9c0 [ 1433.667316][T12511] do_user_addr_fault+0x475/0x1230 [ 1433.672472][T12511] ? rcu_is_watching+0x12/0xb0 [ 1433.677305][T12511] exc_page_fault+0x98/0x170 [ 1433.681931][T12511] asm_exc_page_fault+0x26/0x30 [ 1433.686835][T12511] RIP: 0033:0x7fd1d3e30eac [ 1433.691280][T12511] Code: c0 e8 98 5a ff ff b8 ff ff ff ff e9 33 ff ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 41 54 31 c0 55 48 81 ec 68 10 00 00 <48> 89 7c 24 08 48 8d 3d 90 6b 0a 00 48 89 34 24 48 8b 14 24 48 8b [ 1433.710918][T12511] RSP: 002b:00007fd1d4bf60e0 EFLAGS: 00010202 [ 1433.717019][T12511] RAX: 0000000000000000 RBX: 00007fd1d3fabf80 RCX: 0000000000000000 [ 1433.725021][T12511] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000020000180 [ 1433.733020][T12511] RBP: 00007fd1d3ee7ca1 R08: 0000000000000000 R09: 0000000000000000 [ 1433.741020][T12511] R10: 0000000020000180 R11: 0000000000000000 R12: 0000000000000000 [ 1433.749041][T12511] R13: 00007ffe4137972f R14: 00007fd1d4bf7300 R15: 0000000000022000 [ 1433.757061][T12511] [ 1433.766882][T12511] memory: usage 307200kB, limit 307200kB, failcnt 1586 [ 1433.779069][T12511] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1433.787830][T12487] batman_adv: batadv1237: Adding interface: macvlan1052 [ 1433.794962][T12511] Memory cgroup stats for /syz1: [ 1433.795254][T12511] anon 135168 [ 1433.795254][T12511] file 344064 [ 1433.795254][T12511] kernel 314093568 [ 1433.795254][T12511] kernel_stack 65536 [ 1433.795254][T12511] pagetables 77824 [ 1433.795254][T12511] sec_pagetables 0 [ 1433.795254][T12511] percpu 5685760 [ 1433.795254][T12511] sock 0 [ 1433.795254][T12511] vmalloc 0 [ 1433.795254][T12511] shmem 339968 [ 1433.795254][T12511] zswap 0 [ 1433.795254][T12511] zswapped 0 [ 1433.795254][T12511] file_mapped 286720 [ 1433.795254][T12511] file_dirty 0 [ 1433.795254][T12511] file_writeback 0 [ 1433.795254][T12511] swapcached 0 [ 1433.795254][T12511] anon_thp 0 [ 1433.795254][T12511] file_thp 0 [ 1433.795254][T12511] shmem_thp 0 [ 1433.795254][T12511] inactive_anon 425984 [ 1433.795254][T12511] active_anon 49152 [ 1433.795254][T12511] inactive_file 4096 [ 1433.795254][T12511] active_file 0 [ 1433.795254][T12511] unevictable 0 [ 1433.795254][T12511] slab_reclaimable 17536 [ 1433.795254][T12511] slab_unreclaimable 308213952 [ 1433.795254][T12511] slab 308231488 [ 1433.795254][T12511] workingset_refault_anon 0 [ 1433.795254][T12511] workingset_refault_file 1 [ 1433.795254][T12511] workingset_activate_anon 0 [ 1433.795254][T12511] workingset_activate_file 0 [ 1433.795254][T12511] workingset_restore_anon 0 [ 1433.795254][T12511] workingset_restore_file 1 [ 1433.795254][T12511] workingset_nodereclaim 0 [ 1433.795254][T12511] pgscan 243 [ 1433.795254][T12511] pgsteal 52 [ 1433.795254][T12511] pgscan_kswapd 100 [ 1433.795254][T12511] pgscan_direct 143 [ 1433.795254][T12511] pgscan_khugepaged 0 [ 1433.795254][T12511] pgsteal_kswapd 20 [ 1433.795254][T12511] pgsteal_direct 32 [ 1433.795254][T12511] pgsteal_khugepaged 0 [ 1433.795254][T12511] pgfault 110269 [ 1433.795254][T12511] pgmajfault 2 [ 1433.795254][T12511] pgrefill 747 [ 1433.795254][T12511] pgactivate 168 [ 1433.795254][T12511] pgdeactivate 0 [ 1433.795254][T12511] pglazyfree 0 [ 1433.795254][T12511] pglazyfreed 0 [ 1433.795254][T12511] zswpin 0 [ 1433.795254][T12511] zswpout 0 [ 1433.988616][T12487] batman_adv: batadv1237: The MTU of interface macvlan1052 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1434.014870][T12487] batman_adv: batadv1237: Interface activated: macvlan1052 09:07:05 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x1c030000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) [ 1434.055865][T12491] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.4'. 09:07:05 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xfc00}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1434.132691][T12511] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=12509,uid=0 [ 1434.151313][T12511] Memory cgroup out of memory: Killed process 12509 (syz-executor.1) total-vm:54548kB, anon-rss:508kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000 [ 1434.256767][T12492] batman_adv: batadv1270: Adding interface: macvlan1087 [ 1434.265653][T12492] batman_adv: batadv1270: The MTU of interface macvlan1087 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1434.299094][T12492] batman_adv: batadv1270: Interface activated: macvlan1087 09:07:05 executing program 4: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x6}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1434.332677][T12499] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1434.384128][T12518] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1434.399798][T12518] CPU: 0 PID: 12518 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1434.410295][T12518] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1434.420402][T12518] Call Trace: [ 1434.423727][T12518] [ 1434.426697][T12518] dump_stack_lvl+0x136/0x150 [ 1434.431530][T12518] dump_header+0x10a/0xd70 [ 1434.436019][T12518] oom_kill_process+0x25d/0x600 [ 1434.440983][T12518] out_of_memory+0x35c/0x1660 [ 1434.445734][T12518] ? find_held_lock+0x2d/0x110 [ 1434.450572][T12518] ? oom_killer_disable+0x2b0/0x2b0 [ 1434.455824][T12518] ? rcu_read_unlock+0x9/0x60 [ 1434.460561][T12518] ? find_held_lock+0x2d/0x110 [ 1434.465396][T12518] mem_cgroup_out_of_memory+0x206/0x270 [ 1434.471009][T12518] ? mem_cgroup_margin+0x130/0x130 [ 1434.476264][T12518] ? lock_downgrade+0x690/0x690 [ 1434.481186][T12518] try_charge_memcg+0xf9b/0x13b0 [ 1434.486219][T12518] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1434.492279][T12518] ? rcu_read_unlock+0x9/0x60 [ 1434.497019][T12518] ? lock_downgrade+0x690/0x690 [ 1434.501954][T12518] charge_memcg+0x90/0x3b0 [ 1434.506426][T12518] __mem_cgroup_charge+0x2b/0x90 [ 1434.511448][T12518] __handle_mm_fault+0x1895/0x3e60 [ 1434.516641][T12518] ? vm_iomap_memory+0x190/0x190 [ 1434.521670][T12518] handle_mm_fault+0x2ba/0x9c0 [ 1434.526506][T12518] do_user_addr_fault+0x475/0x1230 [ 1434.531682][T12518] ? rcu_is_watching+0x12/0xb0 [ 1434.536512][T12518] exc_page_fault+0x98/0x170 [ 1434.541164][T12518] asm_exc_page_fault+0x26/0x30 [ 1434.546120][T12518] RIP: 0033:0x7fd1d3e86cb6 [ 1434.550585][T12518] Code: 82 63 01 00 00 48 89 d1 f3 a4 c3 80 fa 08 73 12 80 fa 04 73 1e 80 fa 01 77 26 72 05 0f b6 0e 88 0f c3 48 8b 4c 16 f8 48 8b 36 <48> 89 4c 17 f8 48 89 37 c3 8b 4c 16 fc 8b 36 89 4c 17 fc 89 37 c3 [ 1434.570244][T12518] RSP: 002b:00007ffe413797a8 EFLAGS: 00010246 [ 1434.576363][T12518] RAX: 0000000020000180 RBX: 0000000000000000 RCX: 006b6e696c766564 [ 1434.584383][T12518] RDX: 0000000000000008 RSI: 006b6e696c766564 RDI: 0000000020000180 [ 1434.592396][T12518] RBP: 00007ffe41379868 R08: 00007fd1d3e00000 R09: 00007fd1d3a00000 [ 1434.600411][T12518] R10: 00007fd1d3a00068 R11: 0000000000000246 R12: 000000000015dca5 [ 1434.608419][T12518] R13: 00007ffe41379890 R14: 00007fd1d3fabf80 R15: 0000000000000032 [ 1434.616476][T12518] 09:07:05 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x60, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1434.719808][T12507] batman_adv: batadv621: Adding interface: macvlan421 [ 1434.726942][T12507] batman_adv: batadv621: The MTU of interface macvlan421 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1434.757983][T12507] batman_adv: batadv621: Interface activated: macvlan421 [ 1434.760198][T12518] memory: usage 307200kB, limit 307200kB, failcnt 1670 09:07:05 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0xa, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1434.796237][T12518] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1434.812294][T12518] Memory cgroup stats for /syz1: [ 1434.812582][T12518] anon 131072 [ 1434.812582][T12518] file 344064 [ 1434.812582][T12518] kernel 314097664 [ 1434.812582][T12518] kernel_stack 65536 [ 1434.812582][T12518] pagetables 77824 [ 1434.812582][T12518] sec_pagetables 0 [ 1434.812582][T12518] percpu 5685760 [ 1434.812582][T12518] sock 0 [ 1434.812582][T12518] vmalloc 0 [ 1434.812582][T12518] shmem 339968 [ 1434.812582][T12518] zswap 0 [ 1434.812582][T12518] zswapped 0 [ 1434.812582][T12518] file_mapped 286720 [ 1434.812582][T12518] file_dirty 0 [ 1434.812582][T12518] file_writeback 0 [ 1434.812582][T12518] swapcached 0 [ 1434.812582][T12518] anon_thp 0 [ 1434.812582][T12518] file_thp 0 [ 1434.812582][T12518] shmem_thp 0 [ 1434.812582][T12518] inactive_anon 40960 [ 1434.812582][T12518] active_anon 430080 [ 1434.812582][T12518] inactive_file 0 [ 1434.812582][T12518] active_file 4096 [ 1434.812582][T12518] unevictable 0 [ 1434.812582][T12518] slab_reclaimable 17536 [ 1434.812582][T12518] slab_unreclaimable 308213952 [ 1434.812582][T12518] slab 308231488 [ 1434.812582][T12518] workingset_refault_anon 0 [ 1434.812582][T12518] workingset_refault_file 1 [ 1434.812582][T12518] workingset_activate_anon 0 [ 1434.812582][T12518] workingset_activate_file 0 [ 1434.812582][T12518] workingset_restore_anon 0 [ 1434.812582][T12518] workingset_restore_file 1 [ 1434.812582][T12518] workingset_nodereclaim 0 [ 1434.812582][T12518] pgscan 267 [ 1434.812582][T12518] pgsteal 52 [ 1434.812582][T12518] pgscan_kswapd 100 [ 1434.812582][T12518] pgscan_direct 167 [ 1434.812582][T12518] pgscan_khugepaged 0 [ 1434.812582][T12518] pgsteal_kswapd 20 [ 1434.812582][T12518] pgsteal_direct 32 [ 1434.812582][T12518] pgsteal_khugepaged 0 [ 1434.812582][T12518] pgfault 110330 [ 1434.812582][T12518] pgmajfault 2 [ 1434.812582][T12518] pgrefill 747 [ 1434.812582][T12518] pgactivate 192 [ 1434.812582][T12518] pgdeactivate 0 [ 1434.812582][T12518] pglazyfree 0 [ 1434.812582][T12518] pglazyfreed 0 [ 1434.812582][T12518] zswpin 0 [ 1434.812582][T12518] zswpout 0 [ 1434.838102][T12513] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.3'. [ 1435.032428][T12518] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=12518,uid=0 [ 1435.075708][T12518] Memory cgroup out of memory: Killed process 12518 (syz-executor.1) total-vm:54548kB, anon-rss:380kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000 09:07:06 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xfd00}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1435.272055][T12514] batman_adv: batadv1266: Adding interface: macvlan1073 [ 1435.279976][T12514] batman_adv: batadv1266: The MTU of interface macvlan1073 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 09:07:06 executing program 3: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1, 0x79322}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1435.323427][T12514] batman_adv: batadv1266: Interface activated: macvlan1073 [ 1435.401248][T12519] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1435.432419][T12539] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1435.459146][T12539] CPU: 0 PID: 12539 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1435.469631][T12539] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1435.479731][T12539] Call Trace: [ 1435.483048][T12539] [ 1435.486019][T12539] dump_stack_lvl+0x136/0x150 [ 1435.490777][T12539] dump_header+0x10a/0xd70 [ 1435.495262][T12539] oom_kill_process+0x25d/0x600 [ 1435.500184][T12539] out_of_memory+0x35c/0x1660 [ 1435.504932][T12539] ? find_held_lock+0x2d/0x110 [ 1435.509770][T12539] ? oom_killer_disable+0x2b0/0x2b0 [ 1435.515045][T12539] ? rcu_read_unlock+0x9/0x60 [ 1435.519785][T12539] ? find_held_lock+0x2d/0x110 [ 1435.524627][T12539] mem_cgroup_out_of_memory+0x206/0x270 [ 1435.530226][T12539] ? mem_cgroup_margin+0x130/0x130 [ 1435.535388][T12539] ? lock_downgrade+0x690/0x690 [ 1435.540300][T12539] try_charge_memcg+0xf9b/0x13b0 [ 1435.545312][T12539] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1435.551375][T12539] ? rcu_read_unlock+0x9/0x60 [ 1435.556114][T12539] ? lock_downgrade+0x690/0x690 [ 1435.561044][T12539] charge_memcg+0x90/0x3b0 [ 1435.565518][T12539] __mem_cgroup_charge+0x2b/0x90 [ 1435.570518][T12539] __handle_mm_fault+0x1895/0x3e60 [ 1435.575678][T12539] ? vm_iomap_memory+0x190/0x190 [ 1435.580798][T12539] handle_mm_fault+0x2ba/0x9c0 [ 1435.585602][T12539] do_user_addr_fault+0x475/0x1230 [ 1435.590767][T12539] ? rcu_is_watching+0x12/0xb0 [ 1435.595572][T12539] exc_page_fault+0x98/0x170 [ 1435.600211][T12539] asm_exc_page_fault+0x26/0x30 [ 1435.605098][T12539] RIP: 0033:0x7fd1d3e86cb6 [ 1435.609548][T12539] Code: 82 63 01 00 00 48 89 d1 f3 a4 c3 80 fa 08 73 12 80 fa 04 73 1e 80 fa 01 77 26 72 05 0f b6 0e 88 0f c3 48 8b 4c 16 f8 48 8b 36 <48> 89 4c 17 f8 48 89 37 c3 8b 4c 16 fc 8b 36 89 4c 17 fc 89 37 c3 [ 1435.629177][T12539] RSP: 002b:00007ffe413797a8 EFLAGS: 00010246 [ 1435.635277][T12539] RAX: 0000000020000180 RBX: 0000000000000000 RCX: 006b6e696c766564 [ 1435.643286][T12539] RDX: 0000000000000008 RSI: 006b6e696c766564 RDI: 0000000020000180 [ 1435.651283][T12539] RBP: 00007ffe41379868 R08: 00007fd1d3e00000 R09: 00007fd1d3a00000 [ 1435.659275][T12539] R10: 00007fd1d3a00068 R11: 0000000000000246 R12: 000000000015e0b2 [ 1435.667269][T12539] R13: 00007ffe41379890 R14: 00007fd1d3fabf80 R15: 0000000000000032 [ 1435.675371][T12539] [ 1435.687423][T12539] memory: usage 307200kB, limit 307200kB, failcnt 1754 [ 1435.694618][T12539] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1435.701764][T12539] Memory cgroup stats for /syz1: [ 1435.702045][T12539] anon 131072 [ 1435.702045][T12539] file 344064 [ 1435.702045][T12539] kernel 314097664 [ 1435.702045][T12539] kernel_stack 65536 [ 1435.702045][T12539] pagetables 77824 [ 1435.702045][T12539] sec_pagetables 0 [ 1435.702045][T12539] percpu 5685760 [ 1435.702045][T12539] sock 0 [ 1435.702045][T12539] vmalloc 0 [ 1435.702045][T12539] shmem 339968 [ 1435.702045][T12539] zswap 0 [ 1435.702045][T12539] zswapped 0 [ 1435.702045][T12539] file_mapped 286720 [ 1435.702045][T12539] file_dirty 0 [ 1435.702045][T12539] file_writeback 0 [ 1435.702045][T12539] swapcached 0 [ 1435.702045][T12539] anon_thp 0 [ 1435.702045][T12539] file_thp 0 [ 1435.702045][T12539] shmem_thp 0 [ 1435.702045][T12539] inactive_anon 409600 [ 1435.702045][T12539] active_anon 61440 [ 1435.702045][T12539] inactive_file 4096 [ 1435.702045][T12539] active_file 0 [ 1435.702045][T12539] unevictable 0 [ 1435.702045][T12539] slab_reclaimable 17536 [ 1435.702045][T12539] slab_unreclaimable 308213952 [ 1435.702045][T12539] slab 308231488 [ 1435.702045][T12539] workingset_refault_anon 0 [ 1435.702045][T12539] workingset_refault_file 1 [ 1435.702045][T12539] workingset_activate_anon 0 [ 1435.702045][T12539] workingset_activate_file 0 [ 1435.702045][T12539] workingset_restore_anon 0 [ 1435.702045][T12539] workingset_restore_file 1 [ 1435.702045][T12539] workingset_nodereclaim 0 [ 1435.702045][T12539] pgscan 290 [ 1435.702045][T12539] pgsteal 53 [ 1435.702045][T12539] pgscan_kswapd 100 [ 1435.702045][T12539] pgscan_direct 190 [ 1435.702045][T12539] pgscan_khugepaged 0 [ 1435.702045][T12539] pgsteal_kswapd 20 [ 1435.702045][T12539] pgsteal_direct 33 [ 1435.702045][T12539] pgsteal_khugepaged 0 [ 1435.702045][T12539] pgfault 110390 [ 1435.702045][T12539] pgmajfault 2 [ 1435.702045][T12539] pgrefill 747 [ 1435.702045][T12539] pgactivate 214 [ 1435.702045][T12539] pgdeactivate 0 [ 1435.702045][T12539] pglazyfree 0 [ 1435.702045][T12539] pglazyfreed 0 [ 1435.702045][T12539] zswpin 0 [ 1435.702045][T12539] zswpout 0 [ 1435.891527][T12539] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=12539,uid=0 09:07:07 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xfe00}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1435.919169][T12539] Memory cgroup out of memory: Killed process 12539 (syz-executor.1) total-vm:54548kB, anon-rss:380kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000 [ 1435.992870][T12521] batman_adv: batadv1238: Adding interface: macvlan1053 [ 1436.001732][T12521] batman_adv: batadv1238: The MTU of interface macvlan1053 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1436.028852][T12521] batman_adv: batadv1238: Interface activated: macvlan1053 09:07:07 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x1f000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) [ 1436.088344][T12526] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.4'. [ 1436.157139][T12546] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1436.176658][T12546] CPU: 1 PID: 12546 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1436.187150][T12546] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1436.197261][T12546] Call Trace: [ 1436.200576][T12546] [ 1436.203552][T12546] dump_stack_lvl+0x136/0x150 [ 1436.208280][T12546] dump_header+0x10a/0xd70 [ 1436.212805][T12546] oom_kill_process+0x25d/0x600 [ 1436.217714][T12546] out_of_memory+0x35c/0x1660 [ 1436.222452][T12546] ? find_held_lock+0x2d/0x110 [ 1436.227288][T12546] ? oom_killer_disable+0x2b0/0x2b0 [ 1436.232567][T12546] ? rcu_read_unlock+0x9/0x60 [ 1436.237316][T12546] ? find_held_lock+0x2d/0x110 [ 1436.242173][T12546] mem_cgroup_out_of_memory+0x206/0x270 [ 1436.247803][T12546] ? mem_cgroup_margin+0x130/0x130 [ 1436.253007][T12546] ? lock_downgrade+0x690/0x690 [ 1436.257941][T12546] try_charge_memcg+0xf9b/0x13b0 [ 1436.262967][T12546] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1436.269033][T12546] ? rcu_read_unlock+0x9/0x60 [ 1436.273776][T12546] ? lock_downgrade+0x690/0x690 [ 1436.278710][T12546] charge_memcg+0x90/0x3b0 [ 1436.283181][T12546] __mem_cgroup_charge+0x2b/0x90 [ 1436.288216][T12546] do_wp_page+0x8ea/0x3610 [ 1436.292703][T12546] ? lock_release+0x670/0x670 [ 1436.297515][T12546] ? finish_mkwrite_fault+0x3d0/0x3d0 [ 1436.302941][T12546] ? do_raw_spin_lock+0x124/0x2b0 [ 1436.308023][T12546] ? spin_bug+0x1c0/0x1c0 [ 1436.312427][T12546] __handle_mm_fault+0x19a1/0x3e60 [ 1436.317840][T12546] ? vm_iomap_memory+0x190/0x190 [ 1436.322860][T12546] handle_mm_fault+0x2ba/0x9c0 [ 1436.327687][T12546] do_user_addr_fault+0x475/0x1230 [ 1436.332878][T12546] ? rcu_is_watching+0x12/0xb0 [ 1436.337698][T12546] exc_page_fault+0x98/0x170 [ 1436.342350][T12546] asm_exc_page_fault+0x26/0x30 [ 1436.347267][T12546] RIP: 0033:0x7fd1d3e39610 [ 1436.351730][T12546] Code: fe ff 49 39 dc 75 eb 48 8b 44 24 18 89 28 48 83 c4 28 5b 5d 41 5c 41 5d 41 5e 41 5f c3 0f 1f 44 00 00 41 89 c5 e9 75 fe ff ff <43> 89 2c 84 e9 a3 fe ff ff 0f 1f 80 00 00 00 00 49 39 d4 74 70 48 [ 1436.371405][T12546] RSP: 002b:00007ffe413796d0 EFLAGS: 00010246 [ 1436.377518][T12546] RAX: 000000003cf9ddf4 RBX: 00007fd1d3fac018 RCX: 0000001b32420000 [ 1436.385540][T12546] RDX: 0000000000000000 RSI: 0000001b32420018 RDI: 000000000a21d16a [ 1436.393553][T12546] RBP: 000000003cf9ddf4 R08: 0000000000001df4 R09: 000000003cf9ddf8 [ 1436.401656][T12546] R10: 00007ffe41379890 R11: 0000000000000246 R12: 00007fd1d3fa0000 [ 1436.409681][T12546] R13: 0000000000000001 R14: 0000000000000008 R15: ffffffff83cad43f [ 1436.417694][T12546] ? security_socket_create+0x3f/0xc0 [ 1436.423198][T12546] [ 1436.430072][T12546] memory: usage 307200kB, limit 307200kB, failcnt 1818 [ 1436.441482][T12546] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1436.448394][T12546] Memory cgroup stats for /syz1: [ 1436.448662][T12546] anon 122880 [ 1436.448662][T12546] file 348160 [ 1436.448662][T12546] kernel 314085376 [ 1436.448662][T12546] kernel_stack 65536 [ 1436.448662][T12546] pagetables 69632 [ 1436.448662][T12546] sec_pagetables 0 [ 1436.448662][T12546] percpu 5685760 [ 1436.448662][T12546] sock 0 [ 1436.448662][T12546] vmalloc 0 [ 1436.448662][T12546] shmem 339968 [ 1436.448662][T12546] zswap 0 [ 1436.448662][T12546] zswapped 0 [ 1436.448662][T12546] file_mapped 286720 [ 1436.448662][T12546] file_dirty 0 [ 1436.448662][T12546] file_writeback 0 [ 1436.448662][T12546] swapcached 0 [ 1436.448662][T12546] anon_thp 0 [ 1436.448662][T12546] file_thp 0 [ 1436.448662][T12546] shmem_thp 0 [ 1436.448662][T12546] inactive_anon 405504 [ 1436.448662][T12546] active_anon 57344 [ 1436.448662][T12546] inactive_file 0 [ 1436.448662][T12546] active_file 8192 [ 1436.448662][T12546] unevictable 0 [ 1436.448662][T12546] slab_reclaimable 17776 [ 1436.448662][T12546] slab_unreclaimable 308216232 [ 1436.448662][T12546] slab 308234008 [ 1436.448662][T12546] workingset_refault_anon 0 [ 1436.448662][T12546] workingset_refault_file 1 [ 1436.448662][T12546] workingset_activate_anon 0 [ 1436.448662][T12546] workingset_activate_file 0 [ 1436.448662][T12546] workingset_restore_anon 0 [ 1436.448662][T12546] workingset_restore_file 1 [ 1436.448662][T12546] workingset_nodereclaim 0 [ 1436.448662][T12546] pgscan 368 [ 1436.448662][T12546] pgsteal 53 [ 1436.448662][T12546] pgscan_kswapd 100 [ 1436.448662][T12546] pgscan_direct 268 [ 1436.448662][T12546] pgscan_khugepaged 0 [ 1436.448662][T12546] pgsteal_kswapd 20 [ 1436.448662][T12546] pgsteal_direct 33 [ 1436.448662][T12546] pgsteal_khugepaged 0 [ 1436.448662][T12546] pgfault 110443 [ 1436.448662][T12546] pgmajfault 2 [ 1436.448662][T12546] pgrefill 747 [ 1436.448662][T12546] pgactivate 292 [ 1436.448662][T12546] pgdeactivate 0 [ 1436.448662][T12546] pglazyfree 0 [ 1436.448662][T12546] pglazyfreed 0 [ 1436.448662][T12546] zswpin 0 [ 1436.448662][T12546] zswpout 0 [ 1436.638667][T12546] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=12546,uid=0 09:07:07 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xff00}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:07:07 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x68, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1436.654752][T12546] Memory cgroup out of memory: Killed process 12546 (syz-executor.1) total-vm:54548kB, anon-rss:380kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:72kB oom_score_adj:1000 [ 1436.676190][T12551] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1436.868276][T12530] batman_adv: batadv1271: Adding interface: macvlan1088 [ 1436.885691][T12530] batman_adv: batadv1271: The MTU of interface macvlan1088 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1436.951583][T12530] batman_adv: batadv1271: Not using interface macvlan1088 (retrying later): interface not active 09:07:08 executing program 4: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x7}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1437.002752][T12537] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1437.073700][T12559] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1437.091217][T12559] CPU: 0 PID: 12559 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1437.101736][T12559] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1437.111841][T12559] Call Trace: [ 1437.115162][T12559] [ 1437.118136][T12559] dump_stack_lvl+0x136/0x150 [ 1437.122864][T12559] dump_header+0x10a/0xd70 [ 1437.127349][T12559] oom_kill_process+0x25d/0x600 [ 1437.132258][T12559] out_of_memory+0x35c/0x1660 [ 1437.136999][T12559] ? find_held_lock+0x2d/0x110 [ 1437.141925][T12559] ? oom_killer_disable+0x2b0/0x2b0 [ 1437.147180][T12559] ? rcu_read_unlock+0x9/0x60 [ 1437.151904][T12559] ? find_held_lock+0x2d/0x110 [ 1437.156742][T12559] mem_cgroup_out_of_memory+0x206/0x270 [ 1437.162345][T12559] ? mem_cgroup_margin+0x130/0x130 [ 1437.167603][T12559] ? lock_downgrade+0x690/0x690 [ 1437.172543][T12559] try_charge_memcg+0xf9b/0x13b0 [ 1437.177551][T12559] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1437.183610][T12559] ? rcu_read_unlock+0x9/0x60 [ 1437.188340][T12559] ? lock_downgrade+0x690/0x690 [ 1437.193266][T12559] charge_memcg+0x90/0x3b0 [ 1437.197738][T12559] __mem_cgroup_charge+0x2b/0x90 [ 1437.202721][T12559] do_wp_page+0x8ea/0x3610 [ 1437.207202][T12559] ? lock_release+0x670/0x670 [ 1437.211931][T12559] ? finish_mkwrite_fault+0x3d0/0x3d0 [ 1437.217358][T12559] ? do_raw_spin_lock+0x124/0x2b0 [ 1437.222432][T12559] ? spin_bug+0x1c0/0x1c0 [ 1437.226901][T12559] __handle_mm_fault+0x19a1/0x3e60 [ 1437.232068][T12559] ? vm_iomap_memory+0x190/0x190 [ 1437.237077][T12559] handle_mm_fault+0x2ba/0x9c0 [ 1437.241892][T12559] do_user_addr_fault+0x475/0x1230 [ 1437.250363][T12559] ? rcu_is_watching+0x12/0xb0 [ 1437.255197][T12559] exc_page_fault+0x98/0x170 [ 1437.259842][T12559] asm_exc_page_fault+0x26/0x30 [ 1437.264747][T12559] RIP: 0033:0x7fd1d3e39610 [ 1437.269218][T12559] Code: fe ff 49 39 dc 75 eb 48 8b 44 24 18 89 28 48 83 c4 28 5b 5d 41 5c 41 5d 41 5e 41 5f c3 0f 1f 44 00 00 41 89 c5 e9 75 fe ff ff <43> 89 2c 84 e9 a3 fe ff ff 0f 1f 80 00 00 00 00 49 39 d4 74 70 48 [ 1437.288874][T12559] RSP: 002b:00007ffe413796d0 EFLAGS: 00010246 [ 1437.294985][T12559] RAX: 000000003cf9ddf4 RBX: 00007fd1d3fac018 RCX: 0000001b32420000 [ 1437.303161][T12559] RDX: 0000000000000000 RSI: 0000001b32420018 RDI: 000000000a21d16a [ 1437.311174][T12559] RBP: 000000003cf9ddf4 R08: 0000000000001df4 R09: 000000003cf9ddf8 [ 1437.319176][T12559] R10: 00007ffe41379890 R11: 0000000000000246 R12: 00007fd1d3fa0000 [ 1437.327181][T12559] R13: 0000000000000001 R14: 0000000000000008 R15: ffffffff83cad43f [ 1437.335194][T12559] ? security_socket_create+0x3f/0xc0 [ 1437.340643][T12559] [ 1437.355027][T12559] memory: usage 307184kB, limit 307200kB, failcnt 1857 [ 1437.373293][T12559] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1437.389575][T12559] Memory cgroup stats for /syz1: [ 1437.389853][T12559] anon 122880 [ 1437.389853][T12559] file 348160 [ 1437.389853][T12559] kernel 314085376 [ 1437.389853][T12559] kernel_stack 65536 [ 1437.389853][T12559] pagetables 69632 [ 1437.389853][T12559] sec_pagetables 0 [ 1437.389853][T12559] percpu 5685760 [ 1437.389853][T12559] sock 0 [ 1437.389853][T12559] vmalloc 0 [ 1437.389853][T12559] shmem 339968 [ 1437.389853][T12559] zswap 0 [ 1437.389853][T12559] zswapped 0 [ 1437.389853][T12559] file_mapped 286720 [ 1437.389853][T12559] file_dirty 4096 [ 1437.389853][T12559] file_writeback 0 [ 1437.389853][T12559] swapcached 0 [ 1437.389853][T12559] anon_thp 0 [ 1437.389853][T12559] file_thp 0 [ 1437.389853][T12559] shmem_thp 0 [ 1437.389853][T12559] inactive_anon 389120 [ 1437.389853][T12559] active_anon 73728 [ 1437.389853][T12559] inactive_file 8192 [ 1437.389853][T12559] active_file 0 [ 1437.389853][T12559] unevictable 0 [ 1437.389853][T12559] slab_reclaimable 17776 [ 1437.389853][T12559] slab_unreclaimable 308213552 [ 1437.389853][T12559] slab 308231328 [ 1437.389853][T12559] workingset_refault_anon 0 [ 1437.389853][T12559] workingset_refault_file 1 [ 1437.389853][T12559] workingset_activate_anon 0 [ 1437.389853][T12559] workingset_activate_file 0 [ 1437.389853][T12559] workingset_restore_anon 0 [ 1437.389853][T12559] workingset_restore_file 1 [ 1437.389853][T12559] workingset_nodereclaim 0 [ 1437.389853][T12559] pgscan 388 [ 1437.389853][T12559] pgsteal 53 [ 1437.389853][T12559] pgscan_kswapd 100 [ 1437.389853][T12559] pgscan_direct 288 [ 1437.389853][T12559] pgscan_khugepaged 0 [ 1437.389853][T12559] pgsteal_kswapd 20 [ 1437.389853][T12559] pgsteal_direct 33 [ 1437.389853][T12559] pgsteal_khugepaged 0 [ 1437.389853][T12559] pgfault 110499 [ 1437.389853][T12559] pgmajfault 2 [ 1437.389853][T12559] pgrefill 783 [ 1437.389853][T12559] pgactivate 312 [ 1437.389853][T12559] pgdeactivate 0 [ 1437.389853][T12559] pglazyfree 0 [ 1437.389853][T12559] pglazyfreed 0 [ 1437.389853][T12559] zswpin 0 [ 1437.389853][T12559] zswpout 0 [ 1437.604889][T12538] batman_adv: batadv622: Adding interface: macvlan422 [ 1437.613936][T12538] batman_adv: batadv622: The MTU of interface macvlan422 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 09:07:08 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0xc, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1437.641761][T12559] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=12559,uid=0 [ 1437.658170][T12559] Memory cgroup out of memory: Killed process 12559 (syz-executor.1) total-vm:54548kB, anon-rss:380kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:72kB oom_score_adj:1000 [ 1437.676365][T12538] batman_adv: batadv622: Interface activated: macvlan422 09:07:08 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x77ee6}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1437.724945][T12544] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.3'. [ 1437.964186][T12545] batman_adv: batadv1267: Adding interface: macvlan1074 [ 1437.980678][T12545] batman_adv: batadv1267: The MTU of interface macvlan1074 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1437.996327][T12567] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1438.017139][T12567] CPU: 0 PID: 12567 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1438.027616][T12567] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1438.030396][T12545] batman_adv: batadv1267: Not using interface macvlan1074 (retrying later): interface not active [ 1438.037691][T12567] Call Trace: [ 1438.037703][T12567] [ 1438.037722][T12567] dump_stack_lvl+0x136/0x150 [ 1438.037763][T12567] dump_header+0x10a/0xd70 [ 1438.063662][T12567] oom_kill_process+0x25d/0x600 [ 1438.068581][T12567] out_of_memory+0x35c/0x1660 [ 1438.073310][T12567] ? find_held_lock+0x2d/0x110 [ 1438.078144][T12567] ? oom_killer_disable+0x2b0/0x2b0 [ 1438.083404][T12567] ? rcu_read_unlock+0x9/0x60 [ 1438.088237][T12567] ? find_held_lock+0x2d/0x110 [ 1438.093080][T12567] mem_cgroup_out_of_memory+0x206/0x270 [ 1438.098699][T12567] ? mem_cgroup_margin+0x130/0x130 [ 1438.103876][T12567] ? lock_downgrade+0x690/0x690 [ 1438.108800][T12567] try_charge_memcg+0xf9b/0x13b0 [ 1438.113819][T12567] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1438.119868][T12567] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1438.125643][T12567] ? lock_downgrade+0x690/0x690 [ 1438.130556][T12567] ? lock_downgrade+0x690/0x690 [ 1438.135487][T12567] obj_cgroup_charge+0x2af/0x5e0 [ 1438.140483][T12567] ? __anon_vma_prepare+0x64/0x580 [ 1438.145668][T12567] kmem_cache_alloc+0xb1/0x3b0 [ 1438.150505][T12567] __anon_vma_prepare+0x64/0x580 [ 1438.155481][T12567] ? __pmd_alloc+0x30c/0x5d0 [ 1438.160116][T12567] __handle_mm_fault+0x3a8f/0x3e60 [ 1438.165292][T12567] ? vm_iomap_memory+0x190/0x190 [ 1438.170314][T12567] handle_mm_fault+0x2ba/0x9c0 [ 1438.175136][T12567] do_user_addr_fault+0x475/0x1230 [ 1438.180305][T12567] ? rcu_is_watching+0x12/0xb0 [ 1438.185129][T12567] exc_page_fault+0x98/0x170 [ 1438.189773][T12567] asm_exc_page_fault+0x26/0x30 [ 1438.194681][T12567] RIP: 0033:0x7fd1d3e86cb6 [ 1438.198861][T12573] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.3'. [ 1438.199125][T12567] Code: 82 63 01 00 00 48 89 d1 f3 a4 c3 80 fa 08 73 12 80 fa 04 73 1e 80 fa 01 77 26 72 05 0f b6 0e 88 0f c3 48 8b 4c 16 f8 48 8b 36 <48> 89 4c 17 f8 48 89 37 c3 8b 4c 16 fc 8b 36 89 4c 17 fc 89 37 c3 [ 1438.199161][T12567] RSP: 002b:00007ffe413797a8 EFLAGS: 00010246 [ 1438.199189][T12567] RAX: 0000000020000180 RBX: 0000000000000000 RCX: 006b6e696c766564 [ 1438.199211][T12567] RDX: 0000000000000008 RSI: 006b6e696c766564 RDI: 0000000020000180 [ 1438.251344][T12567] RBP: 00007ffe41379868 R08: 00007fd1d3e00000 R09: 00007fd1d3a00000 09:07:09 executing program 3: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1, 0x79323}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1438.259364][T12567] R10: 00007fd1d3a00068 R11: 0000000000000246 R12: 000000000015eab5 [ 1438.267378][T12567] R13: 00007ffe41379890 R14: 00007fd1d3fabf80 R15: 0000000000000032 [ 1438.275435][T12567] [ 1438.295060][T12567] memory: usage 307200kB, limit 307200kB, failcnt 1962 [ 1438.302660][T12567] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1438.310839][T12567] Memory cgroup stats for /syz1: [ 1438.311117][T12567] anon 131072 [ 1438.311117][T12567] file 348160 [ 1438.311117][T12567] kernel 314093568 [ 1438.311117][T12567] kernel_stack 65536 [ 1438.311117][T12567] pagetables 77824 [ 1438.311117][T12567] sec_pagetables 0 [ 1438.311117][T12567] percpu 5685760 [ 1438.311117][T12567] sock 0 [ 1438.311117][T12567] vmalloc 0 [ 1438.311117][T12567] shmem 339968 [ 1438.311117][T12567] zswap 0 [ 1438.311117][T12567] zswapped 0 [ 1438.311117][T12567] file_mapped 286720 [ 1438.311117][T12567] file_dirty 4096 [ 1438.311117][T12567] file_writeback 0 [ 1438.311117][T12567] swapcached 0 [ 1438.311117][T12567] anon_thp 0 [ 1438.311117][T12567] file_thp 0 [ 1438.311117][T12567] shmem_thp 0 [ 1438.311117][T12567] inactive_anon 364544 [ 1438.311117][T12567] active_anon 106496 [ 1438.311117][T12567] inactive_file 8192 [ 1438.311117][T12567] active_file 0 [ 1438.311117][T12567] unevictable 0 [ 1438.311117][T12567] slab_reclaimable 17776 [ 1438.311117][T12567] slab_unreclaimable 308213552 [ 1438.311117][T12567] slab 308231328 [ 1438.311117][T12567] workingset_refault_anon 0 [ 1438.311117][T12567] workingset_refault_file 1 [ 1438.311117][T12567] workingset_activate_anon 0 [ 1438.311117][T12567] workingset_activate_file 0 [ 1438.311117][T12567] workingset_restore_anon 0 [ 1438.311117][T12567] workingset_restore_file 1 [ 1438.311117][T12567] workingset_nodereclaim 0 [ 1438.311117][T12567] pgscan 424 [ 1438.311117][T12567] pgsteal 53 [ 1438.311117][T12567] pgscan_kswapd 100 [ 1438.311117][T12567] pgscan_direct 324 [ 1438.311117][T12567] pgscan_khugepaged 0 [ 1438.311117][T12567] pgsteal_kswapd 20 [ 1438.311117][T12567] pgsteal_direct 33 [ 1438.311117][T12567] pgsteal_khugepaged 0 [ 1438.311117][T12567] pgfault 110558 [ 1438.311117][T12567] pgmajfault 2 [ 1438.311117][T12567] pgrefill 855 [ 1438.311117][T12567] pgactivate 348 [ 1438.311117][T12567] pgdeactivate 0 [ 1438.311117][T12567] pglazyfree 0 [ 1438.311117][T12567] pglazyfreed 0 [ 1438.311117][T12567] zswpin 0 [ 1438.311117][T12567] zswpout 0 [ 1438.507200][T12567] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=12567,uid=0 [ 1438.523813][T12567] Memory cgroup out of memory: Killed process 12567 (syz-executor.1) total-vm:54548kB, anon-rss:508kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000 09:07:09 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x77ee7}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1438.683481][T12553] batman_adv: batadv1239: Adding interface: macvlan1054 [ 1438.701370][T12553] batman_adv: batadv1239: The MTU of interface macvlan1054 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 09:07:09 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x20000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) [ 1438.741263][T12553] batman_adv: batadv1239: Interface activated: macvlan1054 09:07:09 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x6c, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1438.853915][T12563] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.4'. [ 1438.965435][T12575] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1439.004098][T12575] CPU: 1 PID: 12575 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1439.014620][T12575] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1439.024736][T12575] Call Trace: [ 1439.028070][T12575] [ 1439.031043][T12575] dump_stack_lvl+0x136/0x150 [ 1439.035790][T12575] dump_header+0x10a/0xd70 [ 1439.040282][T12575] oom_kill_process+0x25d/0x600 [ 1439.045247][T12575] out_of_memory+0x35c/0x1660 [ 1439.050002][T12575] ? find_held_lock+0x2d/0x110 [ 1439.054844][T12575] ? oom_killer_disable+0x2b0/0x2b0 [ 1439.060104][T12575] ? rcu_read_unlock+0x9/0x60 [ 1439.064846][T12575] ? find_held_lock+0x2d/0x110 [ 1439.069684][T12575] mem_cgroup_out_of_memory+0x206/0x270 [ 1439.075314][T12575] ? mem_cgroup_margin+0x130/0x130 [ 1439.080493][T12575] ? lock_downgrade+0x690/0x690 [ 1439.085420][T12575] try_charge_memcg+0xf9b/0x13b0 [ 1439.090442][T12575] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1439.096491][T12575] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1439.102291][T12575] ? lock_downgrade+0x690/0x690 [ 1439.107200][T12575] ? lock_downgrade+0x690/0x690 [ 1439.112140][T12575] obj_cgroup_charge+0x2af/0x5e0 [ 1439.117141][T12575] ? __anon_vma_prepare+0x64/0x580 [ 1439.122308][T12575] kmem_cache_alloc+0xb1/0x3b0 [ 1439.127172][T12575] __anon_vma_prepare+0x64/0x580 [ 1439.132173][T12575] ? __pmd_alloc+0x30c/0x5d0 [ 1439.136828][T12575] __handle_mm_fault+0x3a8f/0x3e60 [ 1439.142007][T12575] ? vm_iomap_memory+0x190/0x190 [ 1439.147037][T12575] handle_mm_fault+0x2ba/0x9c0 [ 1439.151866][T12575] do_user_addr_fault+0x475/0x1230 [ 1439.157049][T12575] ? rcu_is_watching+0x12/0xb0 [ 1439.161887][T12575] exc_page_fault+0x98/0x170 [ 1439.166639][T12575] asm_exc_page_fault+0x26/0x30 [ 1439.171557][T12575] RIP: 0033:0x7fd1d3e86cb6 [ 1439.176020][T12575] Code: 82 63 01 00 00 48 89 d1 f3 a4 c3 80 fa 08 73 12 80 fa 04 73 1e 80 fa 01 77 26 72 05 0f b6 0e 88 0f c3 48 8b 4c 16 f8 48 8b 36 <48> 89 4c 17 f8 48 89 37 c3 8b 4c 16 fc 8b 36 89 4c 17 fc 89 37 c3 [ 1439.195680][T12575] RSP: 002b:00007ffe413797a8 EFLAGS: 00010246 [ 1439.201803][T12575] RAX: 0000000020000180 RBX: 0000000000000000 RCX: 006b6e696c766564 [ 1439.209826][T12575] RDX: 0000000000000008 RSI: 006b6e696c766564 RDI: 0000000020000180 [ 1439.217853][T12575] RBP: 00007ffe41379868 R08: 00007fd1d3e00000 R09: 00007fd1d3a00000 [ 1439.225874][T12575] R10: 00007fd1d3a00068 R11: 0000000000000246 R12: 000000000015ee81 [ 1439.233891][T12575] R13: 00007ffe41379890 R14: 00007fd1d3fabf80 R15: 0000000000000032 [ 1439.241935][T12575] [ 1439.346259][T12575] memory: usage 307200kB, limit 307200kB, failcnt 2044 [ 1439.381731][T12575] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1439.403935][T12575] Memory cgroup stats for /syz1: [ 1439.404224][T12575] anon 131072 [ 1439.404224][T12575] file 348160 [ 1439.404224][T12575] kernel 314093568 [ 1439.404224][T12575] kernel_stack 65536 [ 1439.404224][T12575] pagetables 77824 [ 1439.404224][T12575] sec_pagetables 0 [ 1439.404224][T12575] percpu 5685760 [ 1439.404224][T12575] sock 0 [ 1439.404224][T12575] vmalloc 0 [ 1439.404224][T12575] shmem 339968 [ 1439.404224][T12575] zswap 0 [ 1439.404224][T12575] zswapped 0 [ 1439.404224][T12575] file_mapped 286720 [ 1439.404224][T12575] file_dirty 4096 [ 1439.404224][T12575] file_writeback 0 [ 1439.404224][T12575] swapcached 0 [ 1439.404224][T12575] anon_thp 0 [ 1439.404224][T12575] file_thp 0 [ 1439.404224][T12575] shmem_thp 0 [ 1439.404224][T12575] inactive_anon 364544 [ 1439.404224][T12575] active_anon 106496 [ 1439.404224][T12575] inactive_file 8192 [ 1439.404224][T12575] active_file 0 [ 1439.404224][T12575] unevictable 0 [ 1439.404224][T12575] slab_reclaimable 17776 [ 1439.404224][T12575] slab_unreclaimable 308213552 [ 1439.404224][T12575] slab 308231328 [ 1439.404224][T12575] workingset_refault_anon 0 [ 1439.404224][T12575] workingset_refault_file 1 [ 1439.404224][T12575] workingset_activate_anon 0 [ 1439.404224][T12575] workingset_activate_file 0 [ 1439.404224][T12575] workingset_restore_anon 0 [ 1439.404224][T12575] workingset_restore_file 1 [ 1439.404224][T12575] workingset_nodereclaim 0 [ 1439.404224][T12575] pgscan 448 [ 1439.404224][T12575] pgsteal 53 [ 1439.404224][T12575] pgscan_kswapd 100 [ 1439.404224][T12575] pgscan_direct 348 [ 1439.404224][T12575] pgscan_khugepaged 0 [ 1439.404224][T12575] pgsteal_kswapd 20 [ 1439.404224][T12575] pgsteal_direct 33 [ 1439.404224][T12575] pgsteal_khugepaged 0 [ 1439.404224][T12575] pgfault 110618 [ 1439.404224][T12575] pgmajfault 2 [ 1439.404224][T12575] pgrefill 903 [ 1439.404224][T12575] pgactivate 372 [ 1439.404224][T12575] pgdeactivate 0 [ 1439.404224][T12575] pglazyfree 0 [ 1439.404224][T12575] pglazyfreed 0 [ 1439.404224][T12575] zswpin 0 [ 1439.404224][T12575] zswpout 0 [ 1439.593765][T12564] batman_adv: batadv1272: Adding interface: macvlan1089 [ 1439.609150][T12564] batman_adv: batadv1272: The MTU of interface macvlan1089 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1439.621882][T12575] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null) [ 1439.637744][T12564] batman_adv: batadv1272: Interface activated: macvlan1089 [ 1439.663874][T12575] ,cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=12575,uid=0 [ 1439.675157][T12575] Memory cgroup out of memory: Killed process 12575 (syz-executor.1) total-vm:54548kB, anon-rss:508kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000 09:07:10 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x77ee8}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:07:10 executing program 4: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x8}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1439.712584][T12569] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1439.824839][T12589] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1439.835351][T12589] CPU: 0 PID: 12589 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1439.845824][T12589] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1439.855925][T12589] Call Trace: [ 1439.859259][T12589] [ 1439.862226][T12589] dump_stack_lvl+0x136/0x150 [ 1439.866955][T12589] dump_header+0x10a/0xd70 [ 1439.871436][T12589] oom_kill_process+0x25d/0x600 [ 1439.876346][T12589] out_of_memory+0x35c/0x1660 [ 1439.881080][T12589] ? find_held_lock+0x2d/0x110 [ 1439.885909][T12589] ? oom_killer_disable+0x2b0/0x2b0 [ 1439.891152][T12589] ? rcu_read_unlock+0x9/0x60 [ 1439.895867][T12589] ? find_held_lock+0x2d/0x110 [ 1439.900808][T12589] mem_cgroup_out_of_memory+0x206/0x270 [ 1439.906398][T12589] ? mem_cgroup_margin+0x130/0x130 [ 1439.911563][T12589] ? lock_downgrade+0x690/0x690 [ 1439.916476][T12589] try_charge_memcg+0xf9b/0x13b0 [ 1439.921499][T12589] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1439.927538][T12589] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1439.933307][T12589] ? lock_downgrade+0x690/0x690 [ 1439.938196][T12589] ? lock_downgrade+0x690/0x690 [ 1439.943093][T12589] obj_cgroup_charge+0x2af/0x5e0 [ 1439.948066][T12589] ? __anon_vma_prepare+0x2c6/0x580 [ 1439.953297][T12589] kmem_cache_alloc+0xb1/0x3b0 [ 1439.958107][T12589] __anon_vma_prepare+0x2c6/0x580 [ 1439.963167][T12589] ? __pmd_alloc+0x30c/0x5d0 [ 1439.967884][T12589] __handle_mm_fault+0x3a8f/0x3e60 [ 1439.973044][T12589] ? vm_iomap_memory+0x190/0x190 [ 1439.978054][T12589] handle_mm_fault+0x2ba/0x9c0 [ 1439.982864][T12589] do_user_addr_fault+0x475/0x1230 [ 1439.988015][T12589] ? rcu_is_watching+0x12/0xb0 [ 1439.992818][T12589] exc_page_fault+0x98/0x170 [ 1439.997481][T12589] asm_exc_page_fault+0x26/0x30 [ 1440.002371][T12589] RIP: 0033:0x7fd1d3e86cb6 [ 1440.006812][T12589] Code: 82 63 01 00 00 48 89 d1 f3 a4 c3 80 fa 08 73 12 80 fa 04 73 1e 80 fa 01 77 26 72 05 0f b6 0e 88 0f c3 48 8b 4c 16 f8 48 8b 36 <48> 89 4c 17 f8 48 89 37 c3 8b 4c 16 fc 8b 36 89 4c 17 fc 89 37 c3 [ 1440.026451][T12589] RSP: 002b:00007ffe413797a8 EFLAGS: 00010246 [ 1440.032557][T12589] RAX: 0000000020000180 RBX: 0000000000000000 RCX: 006b6e696c766564 [ 1440.040566][T12589] RDX: 0000000000000008 RSI: 006b6e696c766564 RDI: 0000000020000180 [ 1440.048562][T12589] RBP: 00007ffe41379868 R08: 00007fd1d3e00000 R09: 00007fd1d3a00000 [ 1440.056570][T12589] R10: 00007fd1d3a00068 R11: 0000000000000246 R12: 000000000015f1fe [ 1440.064564][T12589] R13: 00007ffe41379890 R14: 00007fd1d3fabf80 R15: 0000000000000032 [ 1440.072749][T12589] [ 1440.091386][T12589] memory: usage 307200kB, limit 307200kB, failcnt 2139 [ 1440.108736][T12589] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1440.123958][T12589] Memory cgroup stats for /syz1: [ 1440.124208][T12589] anon 131072 [ 1440.124208][T12589] file 348160 [ 1440.124208][T12589] kernel 314093568 [ 1440.124208][T12589] kernel_stack 65536 [ 1440.124208][T12589] pagetables 77824 [ 1440.124208][T12589] sec_pagetables 0 [ 1440.124208][T12589] percpu 5685760 [ 1440.124208][T12589] sock 0 [ 1440.124208][T12589] vmalloc 0 [ 1440.124208][T12589] shmem 339968 [ 1440.124208][T12589] zswap 0 [ 1440.124208][T12589] zswapped 0 [ 1440.124208][T12589] file_mapped 286720 [ 1440.124208][T12589] file_dirty 4096 [ 1440.124208][T12589] file_writeback 0 [ 1440.124208][T12589] swapcached 0 [ 1440.124208][T12589] anon_thp 0 [ 1440.124208][T12589] file_thp 0 [ 1440.124208][T12589] shmem_thp 0 [ 1440.124208][T12589] inactive_anon 0 [ 1440.124208][T12589] active_anon 471040 [ 1440.124208][T12589] inactive_file 8192 [ 1440.124208][T12589] active_file 0 [ 1440.124208][T12589] unevictable 0 [ 1440.124208][T12589] slab_reclaimable 17776 [ 1440.124208][T12589] slab_unreclaimable 308213672 [ 1440.124208][T12589] slab 308231448 [ 1440.124208][T12589] workingset_refault_anon 0 [ 1440.124208][T12589] workingset_refault_file 1 [ 1440.124208][T12589] workingset_activate_anon 0 [ 1440.124208][T12589] workingset_activate_file 0 [ 1440.124208][T12589] workingset_restore_anon 0 [ 1440.124208][T12589] workingset_restore_file 1 [ 1440.124208][T12589] workingset_nodereclaim 0 [ 1440.124208][T12589] pgscan 483 [ 1440.124208][T12589] pgsteal 53 [ 1440.124208][T12589] pgscan_kswapd 100 [ 1440.124208][T12589] pgscan_direct 383 [ 1440.124208][T12589] pgscan_khugepaged 0 [ 1440.124208][T12589] pgsteal_kswapd 20 [ 1440.124208][T12589] pgsteal_direct 33 [ 1440.124208][T12589] pgsteal_khugepaged 0 [ 1440.124208][T12589] pgfault 110678 [ 1440.124208][T12589] pgmajfault 2 [ 1440.124208][T12589] pgrefill 973 [ 1440.124208][T12589] pgactivate 407 [ 1440.124208][T12589] pgdeactivate 0 [ 1440.124208][T12589] pglazyfree 0 [ 1440.124208][T12589] pglazyfreed 0 [ 1440.124208][T12589] zswpin 0 [ 1440.124208][T12589] zswpout 0 [ 1440.136903][T12571] batman_adv: batadv623: Adding interface: macvlan423 [ 1440.314413][T12589] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=12589,uid=0 09:07:11 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x77ee9}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1440.330105][T12571] batman_adv: batadv623: The MTU of interface macvlan423 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1440.336319][T12589] Memory cgroup out of memory: Killed process 12589 (syz-executor.1) total-vm:54548kB, anon-rss:508kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000 [ 1440.385821][T12571] batman_adv: batadv623: Interface activated: macvlan423 09:07:11 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0xe, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:07:11 executing program 3: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1, 0x79324}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1440.495466][T12574] batman_adv: batadv1268: Adding interface: macvlan1075 [ 1440.502910][T12574] batman_adv: batadv1268: The MTU of interface macvlan1075 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1440.533093][T12574] batman_adv: batadv1268: Interface activated: macvlan1075 09:07:11 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x74, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1440.652620][T12586] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1440.681906][T12596] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1440.713746][T12596] CPU: 1 PID: 12596 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1440.724240][T12596] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1440.734429][T12596] Call Trace: [ 1440.737752][T12596] [ 1440.740721][T12596] dump_stack_lvl+0x136/0x150 [ 1440.745465][T12596] dump_header+0x10a/0xd70 [ 1440.749954][T12596] oom_kill_process+0x25d/0x600 [ 1440.754870][T12596] out_of_memory+0x35c/0x1660 [ 1440.759712][T12596] ? find_held_lock+0x2d/0x110 [ 1440.764548][T12596] ? oom_killer_disable+0x2b0/0x2b0 [ 1440.769804][T12596] ? rcu_read_unlock+0x9/0x60 [ 1440.774540][T12596] ? find_held_lock+0x2d/0x110 [ 1440.779377][T12596] mem_cgroup_out_of_memory+0x206/0x270 [ 1440.784989][T12596] ? mem_cgroup_margin+0x130/0x130 [ 1440.790170][T12596] ? lock_downgrade+0x690/0x690 [ 1440.795098][T12596] try_charge_memcg+0xf9b/0x13b0 [ 1440.800116][T12596] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1440.806265][T12596] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1440.812057][T12596] ? lock_downgrade+0x690/0x690 [ 1440.816967][T12596] ? lock_downgrade+0x690/0x690 [ 1440.821875][T12596] obj_cgroup_charge+0x2af/0x5e0 [ 1440.826851][T12596] ? __anon_vma_prepare+0x64/0x580 [ 1440.831995][T12596] kmem_cache_alloc+0xb1/0x3b0 [ 1440.836806][T12596] __anon_vma_prepare+0x64/0x580 [ 1440.841782][T12596] ? __pmd_alloc+0x30c/0x5d0 [ 1440.846406][T12596] __handle_mm_fault+0x3a8f/0x3e60 [ 1440.851561][T12596] ? vm_iomap_memory+0x190/0x190 [ 1440.856643][T12596] handle_mm_fault+0x2ba/0x9c0 [ 1440.861452][T12596] do_user_addr_fault+0x475/0x1230 [ 1440.866615][T12596] ? rcu_is_watching+0x12/0xb0 [ 1440.871417][T12596] exc_page_fault+0x98/0x170 [ 1440.876047][T12596] asm_exc_page_fault+0x26/0x30 [ 1440.880948][T12596] RIP: 0033:0x7fd1d3e86cb6 [ 1440.885388][T12596] Code: 82 63 01 00 00 48 89 d1 f3 a4 c3 80 fa 08 73 12 80 fa 04 73 1e 80 fa 01 77 26 72 05 0f b6 0e 88 0f c3 48 8b 4c 16 f8 48 8b 36 <48> 89 4c 17 f8 48 89 37 c3 8b 4c 16 fc 8b 36 89 4c 17 fc 89 37 c3 [ 1440.905219][T12596] RSP: 002b:00007ffe413797a8 EFLAGS: 00010246 [ 1440.911319][T12596] RAX: 0000000020000180 RBX: 0000000000000000 RCX: 006b6e696c766564 [ 1440.919319][T12596] RDX: 0000000000000008 RSI: 006b6e696c766564 RDI: 0000000020000180 [ 1440.927313][T12596] RBP: 00007ffe41379868 R08: 00007fd1d3e00000 R09: 00007fd1d3a00000 [ 1440.935315][T12596] R10: 00007fd1d3a00068 R11: 0000000000000246 R12: 000000000015f4d5 [ 1440.943315][T12596] R13: 00007ffe41379890 R14: 00007fd1d3fabf80 R15: 0000000000000032 [ 1440.951332][T12596] [ 1441.003619][T12596] memory: usage 307200kB, limit 307200kB, failcnt 2252 [ 1441.011991][T12596] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1441.027812][T12596] Memory cgroup stats for /syz1: [ 1441.028095][T12596] anon 131072 [ 1441.028095][T12596] file 348160 [ 1441.028095][T12596] kernel 314093568 [ 1441.028095][T12596] kernel_stack 65536 [ 1441.028095][T12596] pagetables 77824 [ 1441.028095][T12596] sec_pagetables 0 [ 1441.028095][T12596] percpu 5685760 [ 1441.028095][T12596] sock 0 [ 1441.028095][T12596] vmalloc 0 [ 1441.028095][T12596] shmem 339968 [ 1441.028095][T12596] zswap 0 [ 1441.028095][T12596] zswapped 0 [ 1441.028095][T12596] file_mapped 286720 [ 1441.028095][T12596] file_dirty 4096 [ 1441.028095][T12596] file_writeback 0 [ 1441.028095][T12596] swapcached 0 [ 1441.028095][T12596] anon_thp 0 [ 1441.028095][T12596] file_thp 0 [ 1441.028095][T12596] shmem_thp 0 [ 1441.028095][T12596] inactive_anon 364544 [ 1441.028095][T12596] active_anon 106496 [ 1441.028095][T12596] inactive_file 8192 [ 1441.028095][T12596] active_file 0 [ 1441.028095][T12596] unevictable 0 [ 1441.028095][T12596] slab_reclaimable 17776 [ 1441.028095][T12596] slab_unreclaimable 308213552 [ 1441.028095][T12596] slab 308231328 [ 1441.028095][T12596] workingset_refault_anon 0 [ 1441.028095][T12596] workingset_refault_file 1 [ 1441.028095][T12596] workingset_activate_anon 0 [ 1441.028095][T12596] workingset_activate_file 0 [ 1441.028095][T12596] workingset_restore_anon 0 [ 1441.028095][T12596] workingset_restore_file 1 [ 1441.028095][T12596] workingset_nodereclaim 0 [ 1441.028095][T12596] pgscan 522 [ 1441.028095][T12596] pgsteal 53 [ 1441.028095][T12596] pgscan_kswapd 100 [ 1441.028095][T12596] pgscan_direct 422 [ 1441.028095][T12596] pgscan_khugepaged 0 [ 1441.028095][T12596] pgsteal_kswapd 20 [ 1441.028095][T12596] pgsteal_direct 33 [ 1441.028095][T12596] pgsteal_khugepaged 0 [ 1441.028095][T12596] pgfault 110737 [ 1441.028095][T12596] pgmajfault 2 [ 1441.028095][T12596] pgrefill 1051 [ 1441.028095][T12596] pgactivate 446 [ 1441.028095][T12596] pgdeactivate 0 [ 1441.028095][T12596] pglazyfree 0 [ 1441.028095][T12596] pglazyfreed 0 [ 1441.028095][T12596] zswpin 0 [ 1441.028095][T12596] zswpout 0 [ 1441.275672][T12588] batman_adv: batadv1240: Adding interface: macvlan1055 [ 1441.283194][T12588] batman_adv: batadv1240: The MTU of interface macvlan1055 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1441.310749][T12588] batman_adv: batadv1240: Interface activated: macvlan1055 09:07:12 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x22020000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) [ 1441.344590][T12596] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=12596,uid=0 [ 1441.367606][T12594] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.4'. 09:07:12 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x77eea}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1441.381923][T12596] Memory cgroup out of memory: Killed process 12596 (syz-executor.1) total-vm:54548kB, anon-rss:508kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000 [ 1441.546912][T12594] syz-executor.4 (12594) used greatest stack depth: 20704 bytes left [ 1441.587417][T12619] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1441.597932][T12619] CPU: 1 PID: 12619 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1441.608428][T12619] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1441.618534][T12619] Call Trace: [ 1441.621861][T12619] [ 1441.624834][T12619] dump_stack_lvl+0x136/0x150 [ 1441.629567][T12619] dump_header+0x10a/0xd70 [ 1441.634053][T12619] oom_kill_process+0x25d/0x600 [ 1441.638976][T12619] out_of_memory+0x35c/0x1660 [ 1441.641056][T12595] batman_adv: batadv1273: Adding interface: macvlan1090 [ 1441.643696][T12619] ? find_held_lock+0x2d/0x110 [ 1441.643755][T12619] ? oom_killer_disable+0x2b0/0x2b0 [ 1441.660717][T12619] ? rcu_read_unlock+0x9/0x60 [ 1441.665460][T12619] ? find_held_lock+0x2d/0x110 [ 1441.665692][T12595] batman_adv: batadv1273: The MTU of interface macvlan1090 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1441.670272][T12619] mem_cgroup_out_of_memory+0x206/0x270 [ 1441.670322][T12619] ? mem_cgroup_margin+0x130/0x130 [ 1441.670363][T12619] ? lock_downgrade+0x690/0x690 [ 1441.670416][T12619] try_charge_memcg+0xf9b/0x13b0 [ 1441.717437][T12619] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1441.723528][T12619] ? rcu_read_unlock+0x9/0x60 [ 1441.728264][T12619] ? lock_downgrade+0x690/0x690 [ 1441.733189][T12619] charge_memcg+0x90/0x3b0 [ 1441.737667][T12619] __mem_cgroup_charge+0x2b/0x90 [ 1441.742008][T12595] batman_adv: batadv1273: Not using interface macvlan1090 (retrying later): interface not active [ 1441.742640][T12619] do_wp_page+0x8ea/0x3610 [ 1441.742692][T12619] ? lock_release+0x670/0x670 [ 1441.762414][T12619] ? finish_mkwrite_fault+0x3d0/0x3d0 [ 1441.767848][T12619] ? do_raw_spin_lock+0x124/0x2b0 [ 1441.772931][T12619] ? spin_bug+0x1c0/0x1c0 [ 1441.777325][T12619] __handle_mm_fault+0x19a1/0x3e60 [ 1441.782503][T12619] ? vm_iomap_memory+0x190/0x190 [ 1441.787526][T12619] handle_mm_fault+0x2ba/0x9c0 [ 1441.792356][T12619] do_user_addr_fault+0x475/0x1230 [ 1441.797537][T12619] ? rcu_is_watching+0x12/0xb0 [ 1441.802471][T12619] exc_page_fault+0x98/0x170 [ 1441.804618][T12601] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1441.807100][T12619] asm_exc_page_fault+0x26/0x30 [ 1441.807146][T12619] RIP: 0033:0x7fd1d3e39610 [ 1441.825753][T12619] Code: fe ff 49 39 dc 75 eb 48 8b 44 24 18 89 28 48 83 c4 28 5b 5d 41 5c 41 5d 41 5e 41 5f c3 0f 1f 44 00 00 41 89 c5 e9 75 fe ff ff <43> 89 2c 84 e9 a3 fe ff ff 0f 1f 80 00 00 00 00 49 39 d4 74 70 48 [ 1441.845688][T12619] RSP: 002b:00007ffe413796d0 EFLAGS: 00010246 [ 1441.851796][T12619] RAX: 00000000f86d9990 RBX: 00007fd1d3fac018 RCX: 0000001b32420000 [ 1441.859814][T12619] RDX: 0000000000000000 RSI: 0000001b32420018 RDI: 000000000a26d54e [ 1441.867852][T12619] RBP: 00000000f86d9990 R08: 0000000000001990 R09: 00000000f86d9994 [ 1441.875884][T12619] R10: 00007ffe41379890 R11: 0000000000000246 R12: 00007fd1d3fa0000 09:07:13 executing program 4: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x9}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1441.883893][T12619] R13: 0000000000000001 R14: 000000000000000e R15: ffffffff83d3c1d1 [ 1441.891907][T12619] ? apparmor_socket_create+0x151/0x670 [ 1441.897537][T12619] [ 1441.954547][T12619] memory: usage 307184kB, limit 307200kB, failcnt 2342 [ 1441.961881][T12619] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1441.969134][T12619] Memory cgroup stats for /syz1: [ 1441.969595][T12619] anon 126976 [ 1441.969595][T12619] file 344064 [ 1441.969595][T12619] kernel 314085376 [ 1441.969595][T12619] kernel_stack 65536 [ 1441.969595][T12619] pagetables 69632 [ 1441.969595][T12619] sec_pagetables 0 [ 1441.969595][T12619] percpu 5685760 [ 1441.969595][T12619] sock 0 [ 1441.969595][T12619] vmalloc 0 [ 1441.969595][T12619] shmem 339968 [ 1441.969595][T12619] zswap 0 [ 1441.969595][T12619] zswapped 0 [ 1441.969595][T12619] file_mapped 286720 [ 1441.969595][T12619] file_dirty 4096 [ 1441.969595][T12619] file_writeback 0 [ 1441.969595][T12619] swapcached 0 [ 1441.969595][T12619] anon_thp 0 [ 1441.969595][T12619] file_thp 0 [ 1441.969595][T12619] shmem_thp 0 [ 1441.969595][T12619] inactive_anon 364544 [ 1441.969595][T12619] active_anon 102400 [ 1441.969595][T12619] inactive_file 0 [ 1441.969595][T12619] active_file 4096 [ 1441.969595][T12619] unevictable 0 [ 1441.969595][T12619] slab_reclaimable 17536 [ 1441.969595][T12619] slab_unreclaimable 308213552 [ 1441.969595][T12619] slab 308231088 [ 1441.969595][T12619] workingset_refault_anon 0 [ 1441.969595][T12619] workingset_refault_file 1 [ 1441.969595][T12619] workingset_activate_anon 0 [ 1441.969595][T12619] workingset_activate_file 0 [ 1441.969595][T12619] workingset_restore_anon 0 [ 1441.969595][T12619] workingset_restore_file 1 [ 1441.969595][T12619] workingset_nodereclaim 0 [ 1441.969595][T12619] pgscan 523 [ 1441.969595][T12619] pgsteal 54 [ 1441.969595][T12619] pgscan_kswapd 100 [ 1441.969595][T12619] pgscan_direct 423 [ 1441.969595][T12619] pgscan_khugepaged 0 [ 1441.969595][T12619] pgsteal_kswapd 20 [ 1441.969595][T12619] pgsteal_direct 34 [ 1441.969595][T12619] pgsteal_khugepaged 0 [ 1441.969595][T12619] pgfault 110795 [ 1441.969595][T12619] pgmajfault 2 [ 1441.969595][T12619] pgrefill 1112 [ 1441.969595][T12619] pgactivate 446 [ 1441.969595][T12619] pgdeactivate 0 [ 1441.969595][T12619] pglazyfree 0 [ 1441.969595][T12619] pglazyfreed 0 [ 1441.969595][T12619] zswpin 0 [ 1441.969595][T12619] zswpout 0 [ 1442.065337][T12605] batman_adv: batadv624: Adding interface: macvlan424 [ 1442.167416][T12619] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=12619,uid=0 [ 1442.187928][T12619] Memory cgroup out of memory: Killed process 12619 (syz-executor.1) total-vm:54548kB, anon-rss:380kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:72kB oom_score_adj:1000 09:07:13 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x77eeb}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1442.206150][T12605] batman_adv: batadv624: The MTU of interface macvlan424 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1442.279765][T12605] batman_adv: batadv624: Interface activated: macvlan424 09:07:13 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x10, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:07:13 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x7a, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1442.390756][T12608] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.3'. [ 1442.404917][T12627] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1442.437618][T12627] CPU: 0 PID: 12627 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1442.448123][T12627] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1442.458572][T12627] Call Trace: [ 1442.461890][T12627] [ 1442.464858][T12627] dump_stack_lvl+0x136/0x150 [ 1442.469591][T12627] dump_header+0x10a/0xd70 [ 1442.474073][T12627] oom_kill_process+0x25d/0x600 [ 1442.478986][T12627] out_of_memory+0x35c/0x1660 [ 1442.483727][T12627] ? find_held_lock+0x2d/0x110 [ 1442.489001][T12627] ? oom_killer_disable+0x2b0/0x2b0 [ 1442.494277][T12627] ? rcu_read_unlock+0x9/0x60 [ 1442.499020][T12627] ? find_held_lock+0x2d/0x110 [ 1442.503869][T12627] mem_cgroup_out_of_memory+0x206/0x270 [ 1442.509477][T12627] ? mem_cgroup_margin+0x130/0x130 [ 1442.514632][T12627] ? lock_downgrade+0x690/0x690 [ 1442.519550][T12627] try_charge_memcg+0xf9b/0x13b0 [ 1442.524583][T12627] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1442.530643][T12627] ? rcu_read_unlock+0x9/0x60 [ 1442.535372][T12627] ? lock_downgrade+0x690/0x690 [ 1442.540281][T12627] charge_memcg+0x90/0x3b0 [ 1442.544752][T12627] __mem_cgroup_charge+0x2b/0x90 [ 1442.549737][T12627] do_wp_page+0x8ea/0x3610 [ 1442.554208][T12627] ? lock_release+0x670/0x670 [ 1442.558933][T12627] ? finish_mkwrite_fault+0x3d0/0x3d0 [ 1442.564361][T12627] ? do_raw_spin_lock+0x124/0x2b0 [ 1442.569442][T12627] ? spin_bug+0x1c0/0x1c0 [ 1442.573837][T12627] __handle_mm_fault+0x19a1/0x3e60 [ 1442.579014][T12627] ? vm_iomap_memory+0x190/0x190 [ 1442.584021][T12627] handle_mm_fault+0x2ba/0x9c0 [ 1442.588839][T12627] do_user_addr_fault+0x475/0x1230 [ 1442.594011][T12627] ? rcu_is_watching+0x12/0xb0 [ 1442.598842][T12627] exc_page_fault+0x98/0x170 [ 1442.603497][T12627] asm_exc_page_fault+0x26/0x30 [ 1442.608401][T12627] RIP: 0033:0x7fd1d3e39610 [ 1442.612859][T12627] Code: fe ff 49 39 dc 75 eb 48 8b 44 24 18 89 28 48 83 c4 28 5b 5d 41 5c 41 5d 41 5e 41 5f c3 0f 1f 44 00 00 41 89 c5 e9 75 fe ff ff <43> 89 2c 84 e9 a3 fe ff ff 0f 1f 80 00 00 00 00 49 39 d4 74 70 48 [ 1442.632514][T12627] RSP: 002b:00007ffe413796d0 EFLAGS: 00010246 [ 1442.638630][T12627] RAX: 00000000f86d9990 RBX: 00007fd1d3fac018 RCX: 0000001b32420000 [ 1442.646650][T12627] RDX: 0000000000000000 RSI: 0000001b32420018 RDI: 000000000a26d54e [ 1442.654661][T12627] RBP: 00000000f86d9990 R08: 0000000000001990 R09: 00000000f86d9994 [ 1442.662680][T12627] R10: 00007ffe41379890 R11: 0000000000000246 R12: 00007fd1d3fa0000 [ 1442.670713][T12627] R13: 0000000000000001 R14: 000000000000000e R15: ffffffff83d3c1d1 [ 1442.678725][T12627] ? apparmor_socket_create+0x151/0x670 [ 1442.684357][T12627] [ 1442.705905][T12627] memory: usage 307184kB, limit 307200kB, failcnt 2428 [ 1442.713735][T12627] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1442.721200][T12627] Memory cgroup stats for /syz1: [ 1442.721477][T12627] anon 126976 [ 1442.721477][T12627] file 344064 [ 1442.721477][T12627] kernel 314085376 [ 1442.721477][T12627] kernel_stack 65536 [ 1442.721477][T12627] pagetables 69632 [ 1442.721477][T12627] sec_pagetables 0 [ 1442.721477][T12627] percpu 5685760 [ 1442.721477][T12627] sock 0 [ 1442.721477][T12627] vmalloc 0 [ 1442.721477][T12627] shmem 339968 [ 1442.721477][T12627] zswap 0 [ 1442.721477][T12627] zswapped 0 [ 1442.721477][T12627] file_mapped 286720 [ 1442.721477][T12627] file_dirty 4096 [ 1442.721477][T12627] file_writeback 0 [ 1442.721477][T12627] swapcached 0 [ 1442.721477][T12627] anon_thp 0 [ 1442.721477][T12627] file_thp 0 [ 1442.721477][T12627] shmem_thp 0 [ 1442.721477][T12627] inactive_anon 0 [ 1442.721477][T12627] active_anon 466944 [ 1442.721477][T12627] inactive_file 0 [ 1442.721477][T12627] active_file 4096 [ 1442.721477][T12627] unevictable 0 [ 1442.721477][T12627] slab_reclaimable 17536 [ 1442.721477][T12627] slab_unreclaimable 308213856 [ 1442.721477][T12627] slab 308231392 [ 1442.721477][T12627] workingset_refault_anon 0 [ 1442.721477][T12627] workingset_refault_file 1 [ 1442.721477][T12627] workingset_activate_anon 0 [ 1442.721477][T12627] workingset_activate_file 0 [ 1442.721477][T12627] workingset_restore_anon 0 [ 1442.721477][T12627] workingset_restore_file 1 [ 1442.721477][T12627] workingset_nodereclaim 0 [ 1442.721477][T12627] pgscan 523 [ 1442.721477][T12627] pgsteal 54 [ 1442.721477][T12627] pgscan_kswapd 100 [ 1442.721477][T12627] pgscan_direct 423 [ 1442.721477][T12627] pgscan_khugepaged 0 [ 1442.721477][T12627] pgsteal_kswapd 20 [ 1442.721477][T12627] pgsteal_direct 34 [ 1442.721477][T12627] pgsteal_khugepaged 0 [ 1442.721477][T12627] pgfault 110850 [ 1442.721477][T12627] pgmajfault 2 [ 1442.721477][T12627] pgrefill 1166 [ 1442.721477][T12627] pgactivate 446 [ 1442.721477][T12627] pgdeactivate 0 [ 1442.721477][T12627] pglazyfree 0 [ 1442.721477][T12627] pglazyfreed 0 [ 1442.721477][T12627] zswpin 0 [ 1442.721477][T12627] zswpout 0 [ 1442.797929][T12609] batman_adv: batadv1269: Adding interface: macvlan1076 [ 1442.917146][T12609] batman_adv: batadv1269: The MTU of interface macvlan1076 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1442.972270][T12609] batman_adv: batadv1269: Not using interface macvlan1076 (retrying later): interface not active 09:07:14 executing program 3: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1, 0x79325}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1443.054566][T12620] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1443.068075][T12627] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=12627,uid=0 09:07:14 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x77eec}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1443.109132][T12627] Memory cgroup out of memory: Killed process 12627 (syz-executor.1) total-vm:54548kB, anon-rss:380kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:72kB oom_score_adj:1000 [ 1443.292889][T12645] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1443.303833][T12645] CPU: 0 PID: 12645 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1443.314304][T12645] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1443.317890][T12622] batman_adv: batadv1241: Adding interface: macvlan1056 [ 1443.324377][T12645] Call Trace: [ 1443.324389][T12645] [ 1443.324402][T12645] dump_stack_lvl+0x136/0x150 [ 1443.324441][T12645] dump_header+0x10a/0xd70 [ 1443.346800][T12645] oom_kill_process+0x25d/0x600 [ 1443.351728][T12645] out_of_memory+0x35c/0x1660 [ 1443.355365][T12622] batman_adv: batadv1241: The MTU of interface macvlan1056 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1443.356453][T12645] ? find_held_lock+0x2d/0x110 [ 1443.356507][T12645] ? oom_killer_disable+0x2b0/0x2b0 [ 1443.392383][T12645] ? rcu_read_unlock+0x9/0x60 [ 1443.397104][T12645] ? find_held_lock+0x2d/0x110 [ 1443.401920][T12645] mem_cgroup_out_of_memory+0x206/0x270 [ 1443.407512][T12645] ? mem_cgroup_margin+0x130/0x130 [ 1443.412676][T12645] ? lock_downgrade+0x690/0x690 [ 1443.417588][T12645] try_charge_memcg+0xf9b/0x13b0 [ 1443.422576][T12645] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1443.428606][T12645] ? rcu_read_unlock+0x9/0x60 [ 1443.433324][T12645] ? lock_downgrade+0x690/0x690 [ 1443.438225][T12645] charge_memcg+0x90/0x3b0 [ 1443.442756][T12645] __mem_cgroup_charge+0x2b/0x90 [ 1443.447719][T12645] do_wp_page+0x8ea/0x3610 [ 1443.452171][T12645] ? lock_release+0x670/0x670 [ 1443.457049][T12645] ? finish_mkwrite_fault+0x3d0/0x3d0 [ 1443.462465][T12645] ? do_raw_spin_lock+0x124/0x2b0 [ 1443.467515][T12645] ? spin_bug+0x1c0/0x1c0 [ 1443.471882][T12645] __handle_mm_fault+0x19a1/0x3e60 [ 1443.477027][T12645] ? vm_iomap_memory+0x190/0x190 [ 1443.482018][T12645] handle_mm_fault+0x2ba/0x9c0 [ 1443.486919][T12645] do_user_addr_fault+0x475/0x1230 [ 1443.492070][T12645] ? rcu_is_watching+0x12/0xb0 [ 1443.496868][T12645] exc_page_fault+0x98/0x170 [ 1443.501502][T12645] asm_exc_page_fault+0x26/0x30 [ 1443.506386][T12645] RIP: 0033:0x7fd1d3e39610 [ 1443.510823][T12645] Code: fe ff 49 39 dc 75 eb 48 8b 44 24 18 89 28 48 83 c4 28 5b 5d 41 5c 41 5d 41 5e 41 5f c3 0f 1f 44 00 00 41 89 c5 e9 75 fe ff ff <43> 89 2c 84 e9 a3 fe ff ff 0f 1f 80 00 00 00 00 49 39 d4 74 70 48 [ 1443.530541][T12645] RSP: 002b:00007ffe413796d0 EFLAGS: 00010246 [ 1443.536646][T12645] RAX: 00000000f86d9990 RBX: 00007fd1d3fac018 RCX: 0000001b32420000 [ 1443.544653][T12645] RDX: 0000000000000000 RSI: 0000001b32420018 RDI: 000000000a26d54e [ 1443.552646][T12645] RBP: 00000000f86d9990 R08: 0000000000001990 R09: 00000000f86d9994 [ 1443.560637][T12645] R10: 00007ffe41379890 R11: 0000000000000246 R12: 00007fd1d3fa0000 [ 1443.568638][T12645] R13: 0000000000000001 R14: 000000000000000e R15: ffffffff83d3c1d1 [ 1443.576632][T12645] ? apparmor_socket_create+0x151/0x670 [ 1443.582231][T12645] [ 1443.588766][T12622] batman_adv: batadv1241: Interface activated: macvlan1056 09:07:14 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x24000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) [ 1443.624118][T12645] memory: usage 307184kB, limit 307200kB, failcnt 2525 [ 1443.636526][T12645] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1443.646727][T12626] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.4'. [ 1443.659300][T12645] Memory cgroup stats for /syz1: [ 1443.659531][T12645] anon 126976 [ 1443.659531][T12645] file 344064 [ 1443.659531][T12645] kernel 314085376 [ 1443.659531][T12645] kernel_stack 65536 [ 1443.659531][T12645] pagetables 69632 [ 1443.659531][T12645] sec_pagetables 0 [ 1443.659531][T12645] percpu 5685760 [ 1443.659531][T12645] sock 0 [ 1443.659531][T12645] vmalloc 0 [ 1443.659531][T12645] shmem 339968 [ 1443.659531][T12645] zswap 0 [ 1443.659531][T12645] zswapped 0 [ 1443.659531][T12645] file_mapped 286720 [ 1443.659531][T12645] file_dirty 4096 [ 1443.659531][T12645] file_writeback 0 [ 1443.659531][T12645] swapcached 0 [ 1443.659531][T12645] anon_thp 0 [ 1443.659531][T12645] file_thp 0 [ 1443.659531][T12645] shmem_thp 0 [ 1443.659531][T12645] inactive_anon 0 [ 1443.659531][T12645] active_anon 466944 [ 1443.659531][T12645] inactive_file 0 [ 1443.659531][T12645] active_file 4096 [ 1443.659531][T12645] unevictable 0 [ 1443.659531][T12645] slab_reclaimable 17536 [ 1443.659531][T12645] slab_unreclaimable 308213552 [ 1443.659531][T12645] slab 308231088 [ 1443.659531][T12645] workingset_refault_anon 0 [ 1443.659531][T12645] workingset_refault_file 1 [ 1443.659531][T12645] workingset_activate_anon 0 [ 1443.659531][T12645] workingset_activate_file 0 [ 1443.659531][T12645] workingset_restore_anon 0 [ 1443.659531][T12645] workingset_restore_file 1 [ 1443.659531][T12645] workingset_nodereclaim 0 [ 1443.659531][T12645] pgscan 523 [ 1443.659531][T12645] pgsteal 54 [ 1443.659531][T12645] pgscan_kswapd 100 [ 1443.659531][T12645] pgscan_direct 423 [ 1443.659531][T12645] pgscan_khugepaged 0 [ 1443.659531][T12645] pgsteal_kswapd 20 [ 1443.659531][T12645] pgsteal_direct 34 [ 1443.659531][T12645] pgsteal_khugepaged 0 [ 1443.659531][T12645] pgfault 110910 [ 1443.659531][T12645] pgmajfault 2 [ 1443.659531][T12645] pgrefill 1229 [ 1443.659531][T12645] pgactivate 446 [ 1443.659531][T12645] pgdeactivate 0 [ 1443.659531][T12645] pglazyfree 0 [ 1443.659531][T12645] pglazyfreed 0 [ 1443.659531][T12645] zswpin 0 [ 1443.659531][T12645] zswpout 0 [ 1443.849293][T12645] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=12645,uid=0 09:07:15 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x77eed}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1443.867906][T12645] Memory cgroup out of memory: Killed process 12645 (syz-executor.1) total-vm:54548kB, anon-rss:380kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:72kB oom_score_adj:1000 [ 1443.926038][T12629] batman_adv: batadv1274: Adding interface: macvlan1091 [ 1443.937331][T12629] batman_adv: batadv1274: The MTU of interface macvlan1091 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1443.966550][T12629] batman_adv: batadv1274: Interface activated: macvlan1091 09:07:15 executing program 4: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xa}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1444.024517][T12635] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1444.071894][T12654] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1444.095974][T12654] CPU: 1 PID: 12654 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1444.106454][T12654] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1444.116645][T12654] Call Trace: [ 1444.119960][T12654] [ 1444.122934][T12654] dump_stack_lvl+0x136/0x150 [ 1444.127754][T12654] dump_header+0x10a/0xd70 [ 1444.132234][T12654] oom_kill_process+0x25d/0x600 [ 1444.137143][T12654] out_of_memory+0x35c/0x1660 [ 1444.141902][T12654] ? find_held_lock+0x2d/0x110 [ 1444.146737][T12654] ? oom_killer_disable+0x2b0/0x2b0 [ 1444.151990][T12654] ? rcu_read_unlock+0x9/0x60 [ 1444.156727][T12654] ? find_held_lock+0x2d/0x110 [ 1444.161581][T12654] mem_cgroup_out_of_memory+0x206/0x270 [ 1444.167202][T12654] ? mem_cgroup_margin+0x130/0x130 [ 1444.172372][T12654] ? lock_downgrade+0x690/0x690 [ 1444.177381][T12654] try_charge_memcg+0xf9b/0x13b0 [ 1444.182458][T12654] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1444.188515][T12654] ? rcu_read_unlock+0x9/0x60 [ 1444.193251][T12654] ? lock_downgrade+0x690/0x690 [ 1444.198256][T12654] charge_memcg+0x90/0x3b0 [ 1444.202752][T12654] __mem_cgroup_charge+0x2b/0x90 [ 1444.207738][T12654] do_wp_page+0x8ea/0x3610 [ 1444.212384][T12654] ? lock_release+0x670/0x670 [ 1444.217116][T12654] ? finish_mkwrite_fault+0x3d0/0x3d0 [ 1444.222544][T12654] ? do_raw_spin_lock+0x124/0x2b0 [ 1444.227623][T12654] ? spin_bug+0x1c0/0x1c0 [ 1444.232031][T12654] __handle_mm_fault+0x19a1/0x3e60 [ 1444.237478][T12654] ? vm_iomap_memory+0x190/0x190 [ 1444.242522][T12654] handle_mm_fault+0x2ba/0x9c0 [ 1444.247353][T12654] do_user_addr_fault+0x475/0x1230 [ 1444.252517][T12654] ? rcu_is_watching+0x12/0xb0 [ 1444.257334][T12654] exc_page_fault+0x98/0x170 [ 1444.261983][T12654] asm_exc_page_fault+0x26/0x30 [ 1444.266889][T12654] RIP: 0033:0x7fd1d3e39610 [ 1444.271363][T12654] Code: fe ff 49 39 dc 75 eb 48 8b 44 24 18 89 28 48 83 c4 28 5b 5d 41 5c 41 5d 41 5e 41 5f c3 0f 1f 44 00 00 41 89 c5 e9 75 fe ff ff <43> 89 2c 84 e9 a3 fe ff ff 0f 1f 80 00 00 00 00 49 39 d4 74 70 48 [ 1444.291028][T12654] RSP: 002b:00007ffe413796d0 EFLAGS: 00010246 [ 1444.297233][T12654] RAX: 00000000f86d9990 RBX: 00007fd1d3fac018 RCX: 0000001b32420000 [ 1444.305337][T12654] RDX: 0000000000000000 RSI: 0000001b32420018 RDI: 000000000a26d54e [ 1444.313345][T12654] RBP: 00000000f86d9990 R08: 0000000000001990 R09: 00000000f86d9994 [ 1444.321355][T12654] R10: 00007ffe41379890 R11: 0000000000000246 R12: 00007fd1d3fa0000 [ 1444.329363][T12654] R13: 0000000000000001 R14: 000000000000000e R15: ffffffff83d3c1d1 [ 1444.337368][T12654] ? apparmor_socket_create+0x151/0x670 [ 1444.342995][T12654] [ 1444.351354][T12654] memory: usage 307184kB, limit 307200kB, failcnt 2598 [ 1444.358481][T12654] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1444.380713][T12654] Memory cgroup stats for /syz1: [ 1444.380976][T12654] anon 126976 [ 1444.380976][T12654] file 344064 [ 1444.380976][T12654] kernel 314085376 [ 1444.380976][T12654] kernel_stack 65536 [ 1444.380976][T12654] pagetables 69632 [ 1444.380976][T12654] sec_pagetables 0 [ 1444.380976][T12654] percpu 5685760 [ 1444.380976][T12654] sock 0 [ 1444.380976][T12654] vmalloc 0 [ 1444.380976][T12654] shmem 339968 [ 1444.380976][T12654] zswap 0 [ 1444.380976][T12654] zswapped 0 [ 1444.380976][T12654] file_mapped 286720 [ 1444.380976][T12654] file_dirty 4096 [ 1444.380976][T12654] file_writeback 0 [ 1444.380976][T12654] swapcached 0 [ 1444.380976][T12654] anon_thp 0 [ 1444.380976][T12654] file_thp 0 [ 1444.380976][T12654] shmem_thp 0 [ 1444.380976][T12654] inactive_anon 364544 [ 1444.380976][T12654] active_anon 102400 [ 1444.380976][T12654] inactive_file 0 [ 1444.380976][T12654] active_file 4096 [ 1444.380976][T12654] unevictable 0 [ 1444.380976][T12654] slab_reclaimable 17536 [ 1444.380976][T12654] slab_unreclaimable 308213856 [ 1444.380976][T12654] slab 308231392 [ 1444.380976][T12654] workingset_refault_anon 0 [ 1444.380976][T12654] workingset_refault_file 1 [ 1444.380976][T12654] workingset_activate_anon 0 [ 1444.380976][T12654] workingset_activate_file 0 [ 1444.380976][T12654] workingset_restore_anon 0 [ 1444.380976][T12654] workingset_restore_file 1 [ 1444.380976][T12654] workingset_nodereclaim 0 [ 1444.380976][T12654] pgscan 523 [ 1444.380976][T12654] pgsteal 54 [ 1444.380976][T12654] pgscan_kswapd 100 [ 1444.380976][T12654] pgscan_direct 423 [ 1444.380976][T12654] pgscan_khugepaged 0 [ 1444.380976][T12654] pgsteal_kswapd 20 [ 1444.380976][T12654] pgsteal_direct 34 [ 1444.380976][T12654] pgsteal_khugepaged 0 [ 1444.380976][T12654] pgfault 110968 [ 1444.380976][T12654] pgmajfault 2 [ 1444.380976][T12654] pgrefill 1276 [ 1444.380976][T12654] pgactivate 446 [ 1444.380976][T12654] pgdeactivate 0 [ 1444.380976][T12654] pglazyfree 0 [ 1444.380976][T12654] pglazyfreed 0 [ 1444.380976][T12654] zswpin 0 [ 1444.380976][T12654] zswpout 0 09:07:15 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x77eee}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1444.578917][T12654] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=12654,uid=0 [ 1444.595158][T12654] Memory cgroup out of memory: Killed process 12654 (syz-executor.1) total-vm:54548kB, anon-rss:380kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:72kB oom_score_adj:1000 09:07:15 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x60, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:07:15 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0xf0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1444.693619][T12648] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.3'. [ 1444.840960][T12666] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1444.874468][T12666] CPU: 0 PID: 12666 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1444.884963][T12666] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1444.895071][T12666] Call Trace: [ 1444.898387][T12666] [ 1444.901359][T12666] dump_stack_lvl+0x136/0x150 [ 1444.906097][T12666] dump_header+0x10a/0xd70 [ 1444.910578][T12666] oom_kill_process+0x25d/0x600 [ 1444.915497][T12666] out_of_memory+0x35c/0x1660 [ 1444.920242][T12666] ? find_held_lock+0x2d/0x110 [ 1444.925086][T12666] ? oom_killer_disable+0x2b0/0x2b0 [ 1444.930442][T12666] ? rcu_read_unlock+0x9/0x60 [ 1444.935179][T12666] ? find_held_lock+0x2d/0x110 [ 1444.940000][T12666] mem_cgroup_out_of_memory+0x206/0x270 [ 1444.945594][T12666] ? mem_cgroup_margin+0x130/0x130 [ 1444.950764][T12666] ? lock_downgrade+0x690/0x690 [ 1444.955667][T12666] try_charge_memcg+0xf9b/0x13b0 [ 1444.960659][T12666] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1444.966698][T12666] ? rcu_read_unlock+0x9/0x60 [ 1444.971410][T12666] ? lock_downgrade+0x690/0x690 [ 1444.976306][T12666] charge_memcg+0x90/0x3b0 [ 1444.980752][T12666] __mem_cgroup_charge+0x2b/0x90 [ 1444.985722][T12666] do_wp_page+0x8ea/0x3610 [ 1444.990225][T12666] ? lock_release+0x670/0x670 [ 1444.994943][T12666] ? finish_mkwrite_fault+0x3d0/0x3d0 [ 1445.000352][T12666] ? do_raw_spin_lock+0x124/0x2b0 [ 1445.005414][T12666] ? spin_bug+0x1c0/0x1c0 [ 1445.009786][T12666] __handle_mm_fault+0x19a1/0x3e60 [ 1445.014940][T12666] ? vm_iomap_memory+0x190/0x190 [ 1445.019952][T12666] handle_mm_fault+0x2ba/0x9c0 [ 1445.024774][T12666] do_user_addr_fault+0x475/0x1230 [ 1445.029934][T12666] ? rcu_is_watching+0x12/0xb0 [ 1445.034741][T12666] exc_page_fault+0x98/0x170 [ 1445.039367][T12666] asm_exc_page_fault+0x26/0x30 [ 1445.044350][T12666] RIP: 0033:0x7fd1d3e39610 [ 1445.048878][T12666] Code: fe ff 49 39 dc 75 eb 48 8b 44 24 18 89 28 48 83 c4 28 5b 5d 41 5c 41 5d 41 5e 41 5f c3 0f 1f 44 00 00 41 89 c5 e9 75 fe ff ff <43> 89 2c 84 e9 a3 fe ff ff 0f 1f 80 00 00 00 00 49 39 d4 74 70 48 [ 1445.068525][T12666] RSP: 002b:00007ffe413796d0 EFLAGS: 00010246 [ 1445.074623][T12666] RAX: 00000000f86d9990 RBX: 00007fd1d3fac018 RCX: 0000001b32420000 [ 1445.082733][T12666] RDX: 0000000000000000 RSI: 0000001b32420018 RDI: 000000000a26d54e [ 1445.091008][T12666] RBP: 00000000f86d9990 R08: 0000000000001990 R09: 00000000f86d9994 [ 1445.099004][T12666] R10: 00007ffe41379890 R11: 0000000000000246 R12: 00007fd1d3fa0000 [ 1445.107002][T12666] R13: 0000000000000001 R14: 000000000000000e R15: ffffffff83d3c1d1 [ 1445.115001][T12666] ? apparmor_socket_create+0x151/0x670 [ 1445.120623][T12666] [ 1445.187749][T12666] memory: usage 307184kB, limit 307200kB, failcnt 2700 [ 1445.223039][T12666] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1445.246328][T12649] batman_adv: batadv1270: Adding interface: macvlan1077 [ 1445.247791][T12666] Memory cgroup stats for [ 1445.256198][T12649] batman_adv: batadv1270: The MTU of interface macvlan1077 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1445.265929][T12666] /syz1 [ 1445.287682][T12649] batman_adv: batadv1270: Interface activated: macvlan1077 [ 1445.309242][T12666] : [ 1445.309487][T12666] anon 126976 [ 1445.309487][T12666] file 344064 [ 1445.309487][T12666] kernel 314085376 [ 1445.309487][T12666] kernel_stack 65536 [ 1445.309487][T12666] pagetables 69632 [ 1445.309487][T12666] sec_pagetables 0 [ 1445.309487][T12666] percpu 5685760 [ 1445.309487][T12666] sock 0 [ 1445.309487][T12666] vmalloc 0 [ 1445.309487][T12666] shmem 339968 09:07:16 executing program 3: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1, 0x79326}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1445.309487][T12666] zswap 0 [ 1445.309487][T12666] zswapped 0 [ 1445.309487][T12666] file_mapped 286720 [ 1445.309487][T12666] file_dirty 4096 [ 1445.309487][T12666] file_writeback 0 [ 1445.309487][T12666] swapcached 0 [ 1445.309487][T12666] anon_thp 0 [ 1445.309487][T12666] file_thp 0 [ 1445.309487][T12666] shmem_thp 0 [ 1445.309487][T12666] inactive_anon 0 [ 1445.309487][T12666] active_anon 466944 [ 1445.309487][T12666] inactive_file 0 [ 1445.309487][T12666] active_file 4096 [ 1445.309487][T12666] unevictable 0 [ 1445.309487][T12666] slab_reclaimable 17536 [ 1445.309487][T12666] slab_unreclaimable 308213552 [ 1445.309487][T12666] slab 308231088 [ 1445.309487][T12666] workingset_refault_anon 0 [ 1445.309487][T12666] workingset_refault_file 1 [ 1445.309487][T12666] workingset_activate_anon 0 [ 1445.309487][T12666] workingset_activate_file 0 [ 1445.309487][T12666] workingset_restore_anon 0 [ 1445.309487][T12666] workingset_restore_file 1 [ 1445.309487][T12666] workingset_nodereclaim 0 [ 1445.309487][T12666] pgscan 523 [ 1445.309487][T12666] pgsteal 54 [ 1445.309487][T12666] pgscan_kswapd 100 [ 1445.309487][T12666] pgscan_direct 423 [ 1445.309487][T12666] pgscan_khugepaged 0 [ 1445.309487][T12666] pgsteal_kswapd 20 [ 1445.309487][T12666] pgsteal_direct 34 [ 1445.309487][T12666] pgsteal_khugepaged 0 [ 1445.309487][T12666] pgfault 111026 [ 1445.309487][T12666] pgmajfault 2 [ 1445.309487][T12666] pgrefill 1342 [ 1445.309487][T12666] pgactivate 446 [ 1445.309487][T12666] pgdeactivate 0 [ 1445.309487][T12666] pglazyfree 0 [ 1445.309487][T12666] pglazyfreed 0 [ 1445.309487][T12666] zswpin 0 [ 1445.309487][T12666] zswpout 0 [ 1445.500549][T12666] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=12666,uid=0 [ 1445.532261][T12666] Memory cgroup out of memory: Killed process 12666 (syz-executor.1) total-vm:54548kB, anon-rss:380kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:72kB oom_score_adj:1000 09:07:16 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x77eef}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1445.653872][T12653] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1445.918310][T12681] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1445.955329][T12681] CPU: 0 PID: 12681 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1445.965835][T12681] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1445.975944][T12681] Call Trace: [ 1445.979267][T12681] [ 1445.982327][T12681] dump_stack_lvl+0x136/0x150 [ 1445.987065][T12681] dump_header+0x10a/0xd70 [ 1445.991557][T12681] oom_kill_process+0x25d/0x600 [ 1445.996482][T12681] out_of_memory+0x35c/0x1660 [ 1446.001239][T12681] ? find_held_lock+0x2d/0x110 [ 1446.006076][T12681] ? oom_killer_disable+0x2b0/0x2b0 [ 1446.011349][T12681] ? rcu_read_unlock+0x9/0x60 [ 1446.016097][T12681] ? find_held_lock+0x2d/0x110 [ 1446.020931][T12681] mem_cgroup_out_of_memory+0x206/0x270 [ 1446.026578][T12681] ? mem_cgroup_margin+0x130/0x130 [ 1446.031756][T12681] ? lock_downgrade+0x690/0x690 [ 1446.036686][T12681] try_charge_memcg+0xf9b/0x13b0 [ 1446.041718][T12655] batman_adv: batadv1242: Adding interface: macvlan1057 [ 1446.041719][T12681] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1446.054794][T12681] ? rcu_read_unlock+0x9/0x60 [ 1446.059543][T12681] ? lock_downgrade+0x690/0x690 [ 1446.064458][T12681] charge_memcg+0x90/0x3b0 [ 1446.068930][T12681] __mem_cgroup_charge+0x2b/0x90 [ 1446.073901][T12681] do_wp_page+0x8ea/0x3610 [ 1446.078368][T12681] ? lock_release+0x670/0x670 [ 1446.083074][T12681] ? finish_mkwrite_fault+0x3d0/0x3d0 [ 1446.088481][T12681] ? do_raw_spin_lock+0x124/0x2b0 [ 1446.093548][T12681] ? spin_bug+0x1c0/0x1c0 [ 1446.097928][T12681] __handle_mm_fault+0x19a1/0x3e60 [ 1446.103085][T12681] ? vm_iomap_memory+0x190/0x190 [ 1446.108080][T12681] handle_mm_fault+0x2ba/0x9c0 [ 1446.112977][T12681] do_user_addr_fault+0x475/0x1230 [ 1446.118156][T12681] ? rcu_is_watching+0x12/0xb0 [ 1446.122968][T12681] exc_page_fault+0x98/0x170 [ 1446.127596][T12681] asm_exc_page_fault+0x26/0x30 [ 1446.132482][T12681] RIP: 0033:0x7fd1d3e39610 [ 1446.136929][T12681] Code: fe ff 49 39 dc 75 eb 48 8b 44 24 18 89 28 48 83 c4 28 5b 5d 41 5c 41 5d 41 5e 41 5f c3 0f 1f 44 00 00 41 89 c5 e9 75 fe ff ff <43> 89 2c 84 e9 a3 fe ff ff 0f 1f 80 00 00 00 00 49 39 d4 74 70 48 [ 1446.156567][T12681] RSP: 002b:00007ffe413796d0 EFLAGS: 00010246 [ 1446.162661][T12681] RAX: 000000003cf9ddf4 RBX: 00007fd1d3fac018 RCX: 0000001b32420000 [ 1446.170660][T12681] RDX: 0000000000000000 RSI: 0000001b32420018 RDI: 000000000a21d16a [ 1446.178650][T12681] RBP: 000000003cf9ddf4 R08: 0000000000001df4 R09: 000000003cf9ddf8 [ 1446.186642][T12681] R10: 00007ffe41379890 R11: 0000000000000246 R12: 00007fd1d3fa0000 [ 1446.194636][T12681] R13: 0000000000000001 R14: 0000000000000008 R15: ffffffff83cad43f [ 1446.202628][T12681] ? security_socket_create+0x3f/0xc0 [ 1446.208056][T12681] [ 1446.221360][T12655] batman_adv: batadv1242: The MTU of interface macvlan1057 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1446.249171][T12681] memory: usage 307200kB, limit 307200kB, failcnt 2814 [ 1446.265823][T12681] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1446.276248][T12655] batman_adv: batadv1242: Interface activated: macvlan1057 [ 1446.298117][T12681] Memory cgroup stats for /syz1: [ 1446.298406][T12681] anon 122880 [ 1446.298406][T12681] file 344064 [ 1446.298406][T12681] kernel 314085376 [ 1446.298406][T12681] kernel_stack 65536 [ 1446.298406][T12681] pagetables 69632 [ 1446.298406][T12681] sec_pagetables 0 [ 1446.298406][T12681] percpu 5685760 [ 1446.298406][T12681] sock 0 [ 1446.298406][T12681] vmalloc 0 [ 1446.298406][T12681] shmem 339968 [ 1446.298406][T12681] zswap 0 [ 1446.298406][T12681] zswapped 0 [ 1446.298406][T12681] file_mapped 286720 [ 1446.298406][T12681] file_dirty 4096 [ 1446.298406][T12681] file_writeback 0 [ 1446.298406][T12681] swapcached 0 [ 1446.298406][T12681] anon_thp 0 [ 1446.298406][T12681] file_thp 0 [ 1446.298406][T12681] shmem_thp 0 [ 1446.298406][T12681] inactive_anon 49152 [ 1446.298406][T12681] active_anon 413696 [ 1446.298406][T12681] inactive_file 0 [ 1446.298406][T12681] active_file 4096 [ 1446.298406][T12681] unevictable 0 [ 1446.298406][T12681] slab_reclaimable 17536 [ 1446.298406][T12681] slab_unreclaimable 308216232 [ 1446.298406][T12681] slab 308233768 [ 1446.298406][T12681] workingset_refault_anon 0 [ 1446.298406][T12681] workingset_refault_file 1 [ 1446.298406][T12681] workingset_activate_anon 0 [ 1446.298406][T12681] workingset_activate_file 0 [ 1446.298406][T12681] workingset_restore_anon 0 [ 1446.298406][T12681] workingset_restore_file 1 [ 1446.298406][T12681] workingset_nodereclaim 0 [ 1446.298406][T12681] pgscan 581 [ 1446.298406][T12681] pgsteal 82 [ 1446.298406][T12681] pgscan_kswapd 100 [ 1446.298406][T12681] pgscan_direct 481 [ 1446.298406][T12681] pgscan_khugepaged 0 [ 1446.298406][T12681] pgsteal_kswapd 20 [ 1446.298406][T12681] pgsteal_direct 62 [ 1446.298406][T12681] pgsteal_khugepaged 0 [ 1446.298406][T12681] pgfault 111085 [ 1446.298406][T12681] pgmajfault 4 [ 1446.298406][T12681] pgrefill 1405 [ 1446.298406][T12681] pgactivate 452 [ 1446.298406][T12681] pgdeactivate 0 [ 1446.298406][T12681] pglazyfree 0 [ 1446.298406][T12681] pglazyfreed 0 [ 1446.298406][T12681] zswpin 0 [ 1446.298406][T12681] zswpout 0 09:07:17 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x26020000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) [ 1446.538914][T12660] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.4'. 09:07:17 executing program 4: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xb}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:07:17 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x300, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1446.754113][T12672] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1446.997108][T12675] batman_adv: batadv626: Adding interface: macvlan426 [ 1447.014412][T12675] batman_adv: batadv626: The MTU of interface macvlan426 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1447.109274][T12681] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=12681,uid=0 [ 1447.116183][T12675] batman_adv: batadv626: Interface activated: macvlan426 09:07:18 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0xf0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1447.186106][T12679] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.3'. [ 1447.199321][T12681] Memory cgroup out of memory: Killed process 12681 (syz-executor.1) total-vm:54548kB, anon-rss:380kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:72kB oom_score_adj:1000 09:07:18 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x77ef0}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1447.576920][T12680] batman_adv: batadv1271: Adding interface: macvlan1078 [ 1447.585354][T12705] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1447.597131][T12680] batman_adv: batadv1271: The MTU of interface macvlan1078 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1447.608928][T12705] CPU: 1 PID: 12705 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1447.633639][T12705] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1447.643747][T12705] Call Trace: [ 1447.647080][T12705] [ 1447.650068][T12705] dump_stack_lvl+0x136/0x150 [ 1447.654810][T12705] dump_header+0x10a/0xd70 [ 1447.657014][T12680] batman_adv: batadv1271: Not using interface macvlan1078 (retrying later): interface not active [ 1447.659270][T12705] oom_kill_process+0x25d/0x600 [ 1447.659317][T12705] out_of_memory+0x35c/0x1660 [ 1447.659356][T12705] ? find_held_lock+0x2d/0x110 [ 1447.659406][T12705] ? oom_killer_disable+0x2b0/0x2b0 [ 1447.689913][T12705] ? rcu_read_unlock+0x9/0x60 [ 1447.694689][T12705] ? find_held_lock+0x2d/0x110 [ 1447.699539][T12705] mem_cgroup_out_of_memory+0x206/0x270 [ 1447.705163][T12705] ? mem_cgroup_margin+0x130/0x130 [ 1447.710348][T12705] ? lock_downgrade+0x690/0x690 [ 1447.715252][T12705] try_charge_memcg+0xf9b/0x13b0 [ 1447.720250][T12705] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1447.726285][T12705] ? rcu_read_unlock+0x9/0x60 [ 1447.730998][T12705] ? lock_downgrade+0x690/0x690 [ 1447.735897][T12705] charge_memcg+0x90/0x3b0 [ 1447.740356][T12705] __mem_cgroup_charge+0x2b/0x90 [ 1447.745329][T12705] __handle_mm_fault+0x1895/0x3e60 [ 1447.750516][T12705] ? vm_iomap_memory+0x190/0x190 [ 1447.755514][T12705] handle_mm_fault+0x2ba/0x9c0 [ 1447.760320][T12705] do_user_addr_fault+0x475/0x1230 [ 1447.765498][T12705] ? rcu_is_watching+0x12/0xb0 [ 1447.770297][T12705] exc_page_fault+0x98/0x170 [ 1447.774921][T12705] asm_exc_page_fault+0x26/0x30 [ 1447.779816][T12705] RIP: 0033:0x7fd1d3e30eac [ 1447.784252][T12705] Code: c0 e8 98 5a ff ff b8 ff ff ff ff e9 33 ff ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 41 54 31 c0 55 48 81 ec 68 10 00 00 <48> 89 7c 24 08 48 8d 3d 90 6b 0a 00 48 89 34 24 48 8b 14 24 48 8b [ 1447.803974][T12705] RSP: 002b:00007fd1d4bf60e0 EFLAGS: 00010202 [ 1447.810084][T12705] RAX: 0000000000000000 RBX: 00007fd1d3fabf80 RCX: 0000000000000000 [ 1447.818082][T12705] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000020000180 09:07:18 executing program 3: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1, 0x79327}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1447.826075][T12705] RBP: 00007fd1d3ee7ca1 R08: 0000000000000000 R09: 0000000000000000 [ 1447.834087][T12705] R10: 0000000020000180 R11: 0000000000000000 R12: 0000000000000000 [ 1447.842104][T12705] R13: 00007ffe4137972f R14: 00007fd1d4bf7300 R15: 0000000000022000 [ 1447.850120][T12705] [ 1447.880739][T12705] memory: usage 307188kB, limit 307200kB, failcnt 2902 [ 1447.888615][T12705] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1447.935792][T12686] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1447.936916][T12705] Memory cgroup stats for /syz1: [ 1447.963731][T12705] anon 135168 [ 1447.963731][T12705] file 344064 [ 1447.963731][T12705] kernel 314081280 [ 1447.963731][T12705] kernel_stack 65536 [ 1447.963731][T12705] pagetables 77824 [ 1447.963731][T12705] sec_pagetables 0 [ 1447.963731][T12705] percpu 5685696 [ 1447.963731][T12705] sock 0 [ 1447.963731][T12705] vmalloc 0 [ 1447.963731][T12705] shmem 339968 [ 1447.963731][T12705] zswap 0 [ 1447.963731][T12705] zswapped 0 [ 1447.963731][T12705] file_mapped 286720 [ 1447.963731][T12705] file_dirty 4096 [ 1447.963731][T12705] file_writeback 0 [ 1447.963731][T12705] swapcached 0 [ 1447.963731][T12705] anon_thp 0 [ 1447.963731][T12705] file_thp 0 [ 1447.963731][T12705] shmem_thp 0 [ 1447.963731][T12705] inactive_anon 372736 [ 1447.963731][T12705] active_anon 102400 [ 1447.963731][T12705] inactive_file 0 [ 1447.963731][T12705] active_file 4096 [ 1447.963731][T12705] unevictable 0 [ 1447.963731][T12705] slab_reclaimable 17536 [ 1447.963731][T12705] slab_unreclaimable 308202040 [ 1447.963731][T12705] slab 308219576 [ 1447.963731][T12705] workingset_refault_anon 0 [ 1447.963731][T12705] workingset_refault_file 1 [ 1447.963731][T12705] workingset_activate_anon 0 [ 1447.963731][T12705] workingset_activate_file 0 [ 1447.963731][T12705] workingset_restore_anon 0 [ 1447.963731][T12705] workingset_restore_file 1 [ 1447.963731][T12705] workingset_nodereclaim 0 [ 1447.963731][T12705] pgscan 581 [ 1447.963731][T12705] pgsteal 82 [ 1447.963731][T12705] pgscan_kswapd 100 [ 1447.963731][T12705] pgscan_direct 481 [ 1447.963731][T12705] pgscan_khugepaged 0 [ 1447.963731][T12705] pgsteal_kswapd 20 [ 1447.963731][T12705] pgsteal_direct 62 [ 1447.963731][T12705] pgsteal_khugepaged 0 [ 1447.963731][T12705] pgfault 111147 [ 1447.963731][T12705] pgmajfault 4 [ 1447.963731][T12705] pgrefill 1459 [ 1447.963731][T12705] pgactivate 452 [ 1447.963731][T12705] pgdeactivate 0 [ 1447.963731][T12705] pglazyfree 0 [ 1447.963731][T12705] pglazyfreed 0 [ 1447.963731][T12705] zswpin 0 [ 1447.963731][T12705] zswpout 0 [ 1448.278455][T12687] batman_adv: batadv1243: Adding interface: macvlan1058 [ 1448.297567][T12687] batman_adv: batadv1243: The MTU of interface macvlan1058 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1448.362054][T12687] batman_adv: batadv1243: Interface activated: macvlan1058 [ 1448.380044][T12705] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=12702,uid=0 09:07:19 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x28000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) 09:07:19 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x500, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1448.484042][T12697] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.4'. [ 1448.566288][T12705] Memory cgroup out of memory: Killed process 12702 (syz-executor.1) total-vm:54548kB, anon-rss:380kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000 09:07:19 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x77ef1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1448.918036][T12699] batman_adv: batadv1276: Adding interface: macvlan1092 [ 1448.924840][T12725] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1448.955224][T12725] CPU: 1 PID: 12725 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1448.964295][T12699] batman_adv: batadv1276: The MTU of interface macvlan1092 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1448.965728][T12725] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1448.965750][T12725] Call Trace: [ 1448.965761][T12725] [ 1448.965780][T12725] dump_stack_lvl+0x136/0x150 [ 1449.012754][T12725] dump_header+0x10a/0xd70 [ 1449.017251][T12725] oom_kill_process+0x25d/0x600 [ 1449.022171][T12725] out_of_memory+0x35c/0x1660 [ 1449.026935][T12725] ? find_held_lock+0x2d/0x110 [ 1449.028384][T12699] batman_adv: batadv1276: Interface activated: macvlan1092 [ 1449.031755][T12725] ? oom_killer_disable+0x2b0/0x2b0 [ 1449.031806][T12725] ? rcu_read_unlock+0x9/0x60 [ 1449.031847][T12725] ? find_held_lock+0x2d/0x110 [ 1449.031904][T12725] mem_cgroup_out_of_memory+0x206/0x270 [ 1449.059649][T12725] ? mem_cgroup_margin+0x130/0x130 [ 1449.064826][T12725] ? lock_downgrade+0x690/0x690 [ 1449.069734][T12725] try_charge_memcg+0xf9b/0x13b0 [ 1449.074744][T12725] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1449.080804][T12725] ? rcu_read_unlock+0x9/0x60 [ 1449.085534][T12725] ? lock_downgrade+0x690/0x690 [ 1449.090436][T12725] charge_memcg+0x90/0x3b0 [ 1449.094886][T12725] __mem_cgroup_charge+0x2b/0x90 [ 1449.099859][T12725] __handle_mm_fault+0x1895/0x3e60 [ 1449.105018][T12725] ? vm_iomap_memory+0x190/0x190 [ 1449.110282][T12725] handle_mm_fault+0x2ba/0x9c0 [ 1449.115090][T12725] do_user_addr_fault+0x475/0x1230 [ 1449.120243][T12725] ? rcu_is_watching+0x12/0xb0 [ 1449.125131][T12725] exc_page_fault+0x98/0x170 [ 1449.129757][T12725] asm_exc_page_fault+0x26/0x30 [ 1449.134737][T12725] RIP: 0033:0x7fd1d3e30eac [ 1449.139179][T12725] Code: c0 e8 98 5a ff ff b8 ff ff ff ff e9 33 ff ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 41 54 31 c0 55 48 81 ec 68 10 00 00 <48> 89 7c 24 08 48 8d 3d 90 6b 0a 00 48 89 34 24 48 8b 14 24 48 8b [ 1449.159077][T12725] RSP: 002b:00007fd1d4bf60e0 EFLAGS: 00010202 [ 1449.165179][T12725] RAX: 0000000000000000 RBX: 00007fd1d3fabf80 RCX: 0000000000000000 [ 1449.173179][T12725] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000020000180 [ 1449.181175][T12725] RBP: 00007fd1d3ee7ca1 R08: 0000000000000000 R09: 0000000000000000 [ 1449.189168][T12725] R10: 0000000020000180 R11: 0000000000000000 R12: 0000000000000000 [ 1449.197165][T12725] R13: 00007ffe4137972f R14: 00007fd1d4bf7300 R15: 0000000000022000 [ 1449.205185][T12725] 09:07:20 executing program 4: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xc}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1449.249039][T12704] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1449.249071][T12725] memory: usage 307200kB, limit 307200kB, failcnt 2933 [ 1449.249098][T12725] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1449.249121][T12725] Memory cgroup stats for /syz1: [ 1449.294568][T12725] anon 135168 [ 1449.294568][T12725] file 344064 [ 1449.294568][T12725] kernel 314093568 [ 1449.294568][T12725] kernel_stack 65536 [ 1449.294568][T12725] pagetables 77824 [ 1449.294568][T12725] sec_pagetables 0 [ 1449.294568][T12725] percpu 5685760 [ 1449.294568][T12725] sock 0 [ 1449.294568][T12725] vmalloc 0 [ 1449.294568][T12725] shmem 339968 [ 1449.294568][T12725] zswap 0 [ 1449.294568][T12725] zswapped 0 [ 1449.294568][T12725] file_mapped 286720 [ 1449.294568][T12725] file_dirty 4096 [ 1449.294568][T12725] file_writeback 0 [ 1449.294568][T12725] swapcached 0 [ 1449.294568][T12725] anon_thp 0 [ 1449.294568][T12725] file_thp 0 [ 1449.294568][T12725] shmem_thp 0 [ 1449.294568][T12725] inactive_anon 0 [ 1449.294568][T12725] active_anon 475136 [ 1449.294568][T12725] inactive_file 0 [ 1449.294568][T12725] active_file 4096 [ 1449.294568][T12725] unevictable 0 [ 1449.294568][T12725] slab_reclaimable 17536 [ 1449.294568][T12725] slab_unreclaimable 308213952 [ 1449.294568][T12725] slab 308231488 [ 1449.294568][T12725] workingset_refault_anon 0 [ 1449.294568][T12725] workingset_refault_file 1 [ 1449.294568][T12725] workingset_activate_anon 0 [ 1449.294568][T12725] workingset_activate_file 0 [ 1449.294568][T12725] workingset_restore_anon 0 [ 1449.294568][T12725] workingset_restore_file 1 [ 1449.294568][T12725] workingset_nodereclaim 0 [ 1449.294568][T12725] pgscan 581 [ 1449.294568][T12725] pgsteal 82 [ 1449.294568][T12725] pgscan_kswapd 100 [ 1449.294568][T12725] pgscan_direct 481 [ 1449.294568][T12725] pgscan_khugepaged 0 [ 1449.294568][T12725] pgsteal_kswapd 20 [ 1449.294568][T12725] pgsteal_direct 62 [ 1449.294568][T12725] pgsteal_khugepaged 0 [ 1449.294568][T12725] pgfault 111207 [ 1449.294568][T12725] pgmajfault 4 [ 1449.294568][T12725] pgrefill 1494 [ 1449.294568][T12725] pgactivate 452 [ 1449.294568][T12725] pgdeactivate 0 [ 1449.294568][T12725] pglazyfree 0 [ 1449.294568][T12725] pglazyfreed 0 [ 1449.294568][T12725] zswpin 0 [ 1449.294568][T12725] zswpout 0 [ 1449.557281][T12725] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=12724,uid=0 [ 1449.627238][T12725] Memory cgroup out of memory: Killed process 12724 (syz-executor.1) total-vm:54548kB, anon-rss:508kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000 [ 1449.652832][T12706] batman_adv: batadv627: Adding interface: macvlan427 [ 1449.667834][T12706] batman_adv: batadv627: The MTU of interface macvlan427 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 09:07:20 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x600, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1449.719417][T12706] batman_adv: batadv627: Interface activated: macvlan427 09:07:20 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x77ef2}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1449.825675][T12710] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.3'. [ 1450.108518][T12734] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1450.146249][T12734] CPU: 0 PID: 12734 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1450.156921][T12734] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1450.167021][T12734] Call Trace: [ 1450.170333][T12734] [ 1450.173305][T12734] dump_stack_lvl+0x136/0x150 [ 1450.178649][T12734] dump_header+0x10a/0xd70 [ 1450.183137][T12734] oom_kill_process+0x25d/0x600 [ 1450.188056][T12734] out_of_memory+0x35c/0x1660 [ 1450.192805][T12734] ? find_held_lock+0x2d/0x110 [ 1450.197642][T12734] ? oom_killer_disable+0x2b0/0x2b0 [ 1450.202917][T12734] ? rcu_read_unlock+0x9/0x60 [ 1450.207666][T12734] ? find_held_lock+0x2d/0x110 [ 1450.212510][T12734] mem_cgroup_out_of_memory+0x206/0x270 [ 1450.218131][T12734] ? mem_cgroup_margin+0x130/0x130 [ 1450.223320][T12734] ? lock_downgrade+0x690/0x690 [ 1450.228243][T12734] try_charge_memcg+0xf9b/0x13b0 [ 1450.233255][T12734] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1450.239314][T12734] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1450.245097][T12734] ? lock_downgrade+0x690/0x690 [ 1450.250008][T12734] ? lock_downgrade+0x690/0x690 [ 1450.254911][T12734] obj_cgroup_charge+0x2af/0x5e0 [ 1450.259894][T12734] ? __anon_vma_prepare+0x64/0x580 [ 1450.265041][T12734] kmem_cache_alloc+0xb1/0x3b0 [ 1450.269849][T12734] __anon_vma_prepare+0x64/0x580 [ 1450.274816][T12734] ? __pmd_alloc+0x30c/0x5d0 [ 1450.279444][T12734] __handle_mm_fault+0x3a8f/0x3e60 [ 1450.284608][T12734] ? vm_iomap_memory+0x190/0x190 [ 1450.289615][T12734] handle_mm_fault+0x2ba/0x9c0 [ 1450.294417][T12734] do_user_addr_fault+0x475/0x1230 [ 1450.299740][T12734] ? rcu_is_watching+0x12/0xb0 [ 1450.304628][T12734] exc_page_fault+0x98/0x170 [ 1450.309254][T12734] asm_exc_page_fault+0x26/0x30 [ 1450.314227][T12734] RIP: 0033:0x7fd1d3e86cb6 [ 1450.318670][T12734] Code: 82 63 01 00 00 48 89 d1 f3 a4 c3 80 fa 08 73 12 80 fa 04 73 1e 80 fa 01 77 26 72 05 0f b6 0e 88 0f c3 48 8b 4c 16 f8 48 8b 36 <48> 89 4c 17 f8 48 89 37 c3 8b 4c 16 fc 8b 36 89 4c 17 fc 89 37 c3 [ 1450.338664][T12734] RSP: 002b:00007ffe413797a8 EFLAGS: 00010246 [ 1450.344859][T12734] RAX: 0000000020000180 RBX: 0000000000000000 RCX: 006b6e696c766564 [ 1450.352939][T12734] RDX: 0000000000000008 RSI: 006b6e696c766564 RDI: 0000000020000180 [ 1450.360935][T12734] RBP: 00007ffe41379868 R08: 00007fd1d3e00000 R09: 00007fd1d3a00000 [ 1450.369017][T12734] R10: 00007fd1d3a00068 R11: 0000000000000246 R12: 0000000000161a00 [ 1450.377109][T12734] R13: 00007ffe41379890 R14: 00007fd1d3fabf80 R15: 0000000000000032 [ 1450.385119][T12734] [ 1450.394815][T12734] memory: usage 307200kB, limit 307200kB, failcnt 3000 [ 1450.406631][T12711] batman_adv: batadv1272: Adding interface: macvlan1079 [ 1450.423830][T12734] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1450.441927][T12734] Memory cgroup stats for /syz1: [ 1450.442211][T12734] anon 131072 [ 1450.442211][T12734] file 344064 [ 1450.442211][T12734] kernel 314097664 [ 1450.442211][T12734] kernel_stack 65536 [ 1450.442211][T12734] pagetables 77824 [ 1450.442211][T12734] sec_pagetables 0 [ 1450.442211][T12734] percpu 5685760 [ 1450.442211][T12734] sock 0 [ 1450.442211][T12734] vmalloc 0 [ 1450.442211][T12734] shmem 339968 [ 1450.442211][T12734] zswap 0 [ 1450.442211][T12734] zswapped 0 [ 1450.442211][T12734] file_mapped 286720 [ 1450.442211][T12734] file_dirty 4096 [ 1450.442211][T12734] file_writeback 0 [ 1450.442211][T12734] swapcached 0 [ 1450.442211][T12734] anon_thp 0 [ 1450.442211][T12734] file_thp 0 [ 1450.442211][T12734] shmem_thp 0 [ 1450.442211][T12734] inactive_anon 364544 [ 1450.442211][T12734] active_anon 106496 [ 1450.442211][T12734] inactive_file 4096 [ 1450.442211][T12734] active_file 0 [ 1450.442211][T12734] unevictable 0 [ 1450.442211][T12734] slab_reclaimable 17536 [ 1450.442211][T12734] slab_unreclaimable 308213552 [ 1450.442211][T12734] slab 308231088 [ 1450.442211][T12734] workingset_refault_anon 0 [ 1450.442211][T12734] workingset_refault_file 1 [ 1450.442211][T12734] workingset_activate_anon 0 [ 1450.442211][T12734] workingset_activate_file 0 [ 1450.442211][T12734] workingset_restore_anon 0 [ 1450.442211][T12734] workingset_restore_file 1 [ 1450.442211][T12734] workingset_nodereclaim 0 [ 1450.442211][T12734] pgscan 581 [ 1450.442211][T12734] pgsteal 82 [ 1450.442211][T12734] pgscan_kswapd 100 [ 1450.442211][T12734] pgscan_direct 481 [ 1450.442211][T12734] pgscan_khugepaged 0 [ 1450.442211][T12734] pgsteal_kswapd 20 [ 1450.442211][T12734] pgsteal_direct 62 [ 1450.442211][T12734] pgsteal_khugepaged 0 [ 1450.442211][T12734] pgfault 111267 [ 1450.442211][T12734] pgmajfault 4 [ 1450.442211][T12734] pgrefill 1550 [ 1450.442211][T12734] pgactivate 452 [ 1450.442211][T12734] pgdeactivate 0 [ 1450.442211][T12734] pglazyfree 0 [ 1450.442211][T12734] pglazyfreed 0 [ 1450.442211][T12734] zswpin 0 [ 1450.442211][T12734] zswpout 0 [ 1450.636114][T12711] batman_adv: batadv1272: The MTU of interface macvlan1079 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 09:07:21 executing program 3: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1, 0x79328}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1450.711021][T12711] batman_adv: batadv1272: Interface activated: macvlan1079 09:07:21 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x600, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1450.765037][T12734] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=12734,uid=0 [ 1450.839569][T12734] Memory cgroup out of memory: Killed process 12734 (syz-executor.1) total-vm:54548kB, anon-rss:508kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000 [ 1450.871867][T12719] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.0'. 09:07:22 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x77ef3}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1451.245791][T12751] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1451.260088][T12751] CPU: 0 PID: 12751 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1451.270587][T12751] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1451.280691][T12751] Call Trace: [ 1451.284013][T12751] [ 1451.286987][T12751] dump_stack_lvl+0x136/0x150 [ 1451.291735][T12751] dump_header+0x10a/0xd70 [ 1451.296662][T12751] oom_kill_process+0x25d/0x600 [ 1451.301675][T12751] out_of_memory+0x35c/0x1660 [ 1451.306421][T12751] ? find_held_lock+0x2d/0x110 [ 1451.311354][T12751] ? oom_killer_disable+0x2b0/0x2b0 [ 1451.316621][T12751] ? rcu_read_unlock+0x9/0x60 [ 1451.321364][T12751] ? find_held_lock+0x2d/0x110 [ 1451.326187][T12751] mem_cgroup_out_of_memory+0x206/0x270 [ 1451.331891][T12751] ? mem_cgroup_margin+0x130/0x130 [ 1451.337044][T12751] ? lock_downgrade+0x690/0x690 [ 1451.341942][T12751] try_charge_memcg+0xf9b/0x13b0 [ 1451.346954][T12751] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1451.353078][T12751] ? rcu_read_unlock+0x9/0x60 [ 1451.357798][T12751] ? lock_downgrade+0x690/0x690 [ 1451.362718][T12751] charge_memcg+0x90/0x3b0 [ 1451.367167][T12751] __mem_cgroup_charge+0x2b/0x90 [ 1451.372133][T12751] __handle_mm_fault+0x1895/0x3e60 [ 1451.377300][T12751] ? vm_iomap_memory+0x190/0x190 [ 1451.382305][T12751] handle_mm_fault+0x2ba/0x9c0 [ 1451.387210][T12751] do_user_addr_fault+0x475/0x1230 [ 1451.392374][T12751] ? rcu_is_watching+0x12/0xb0 [ 1451.397269][T12751] exc_page_fault+0x98/0x170 [ 1451.401894][T12751] asm_exc_page_fault+0x26/0x30 [ 1451.406778][T12751] RIP: 0033:0x7fd1d3e30eac [ 1451.411217][T12751] Code: c0 e8 98 5a ff ff b8 ff ff ff ff e9 33 ff ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 41 54 31 c0 55 48 81 ec 68 10 00 00 <48> 89 7c 24 08 48 8d 3d 90 6b 0a 00 48 89 34 24 48 8b 14 24 48 8b [ 1451.430850][T12751] RSP: 002b:00007fd1d4bf60e0 EFLAGS: 00010202 [ 1451.436948][T12751] RAX: 0000000000000000 RBX: 00007fd1d3fabf80 RCX: 0000000000000000 [ 1451.444966][T12751] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000020000180 [ 1451.452972][T12751] RBP: 00007fd1d3ee7ca1 R08: 0000000000000000 R09: 0000000000000000 [ 1451.460971][T12751] R10: 0000000020000180 R11: 0000000000000000 R12: 0000000000000000 [ 1451.468974][T12751] R13: 00007ffe4137972f R14: 00007fd1d4bf7300 R15: 0000000000022000 [ 1451.477019][T12751] [ 1451.498935][T12722] batman_adv: batadv1244: Adding interface: macvlan1059 [ 1451.511791][T12751] memory: usage 307200kB, limit 307200kB, failcnt 3082 [ 1451.519109][T12751] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1451.526264][T12722] batman_adv: batadv1244: The MTU of interface macvlan1059 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1451.554283][T12751] Memory cgroup stats for /syz1: [ 1451.554699][T12751] anon 135168 [ 1451.554699][T12751] file 344064 [ 1451.554699][T12751] kernel 314093568 [ 1451.554699][T12751] kernel_stack 65536 [ 1451.554699][T12751] pagetables 77824 [ 1451.554699][T12751] sec_pagetables 0 [ 1451.554699][T12751] percpu 5685760 [ 1451.554699][T12751] sock 0 [ 1451.554699][T12751] vmalloc 0 [ 1451.554699][T12751] shmem 339968 [ 1451.554699][T12751] zswap 0 [ 1451.554699][T12751] zswapped 0 [ 1451.554699][T12751] file_mapped 286720 [ 1451.554699][T12751] file_dirty 4096 [ 1451.554699][T12751] file_writeback 0 [ 1451.554699][T12751] swapcached 0 [ 1451.554699][T12751] anon_thp 0 [ 1451.554699][T12751] file_thp 0 [ 1451.554699][T12751] shmem_thp 0 [ 1451.554699][T12751] inactive_anon 417792 [ 1451.554699][T12751] active_anon 57344 [ 1451.554699][T12751] inactive_file 0 [ 1451.554699][T12751] active_file 4096 [ 1451.554699][T12751] unevictable 0 [ 1451.554699][T12751] slab_reclaimable 17536 [ 1451.554699][T12751] slab_unreclaimable 308213952 [ 1451.554699][T12751] slab 308231488 [ 1451.554699][T12751] workingset_refault_anon 0 [ 1451.554699][T12751] workingset_refault_file 1 [ 1451.554699][T12751] workingset_activate_anon 0 [ 1451.554699][T12751] workingset_activate_file 0 [ 1451.554699][T12751] workingset_restore_anon 0 [ 1451.554699][T12751] workingset_restore_file 1 [ 1451.554699][T12751] workingset_nodereclaim 0 [ 1451.554699][T12751] pgscan 581 [ 1451.554699][T12751] pgsteal 82 [ 1451.554699][T12751] pgscan_kswapd 100 [ 1451.554699][T12751] pgscan_direct 481 [ 1451.554699][T12751] pgscan_khugepaged 0 [ 1451.554699][T12751] pgsteal_kswapd 20 09:07:22 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x293a0000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) [ 1451.554699][T12751] pgsteal_direct 62 [ 1451.554699][T12751] pgsteal_khugepaged 0 [ 1451.554699][T12751] pgfault 111327 [ 1451.554699][T12751] pgmajfault 4 [ 1451.554699][T12751] pgrefill 1599 [ 1451.554699][T12751] pgactivate 452 [ 1451.554699][T12751] pgdeactivate 0 [ 1451.554699][T12751] pglazyfree 0 [ 1451.554699][T12751] pglazyfreed 0 [ 1451.554699][T12751] zswpin 0 [ 1451.554699][T12751] zswpout 0 [ 1451.746258][T12722] batman_adv: batadv1244: Interface activated: macvlan1059 [ 1451.786845][T12729] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.4'. [ 1451.943291][T12751] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=12748,uid=0 [ 1451.962765][T12751] Memory cgroup out of memory: Killed process 12748 (syz-executor.1) total-vm:54548kB, anon-rss:508kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000 09:07:23 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x77ef4}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:07:23 executing program 4: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xd}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1452.009262][T12735] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1452.312790][T12757] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1452.342525][T12737] batman_adv: batadv628: Adding interface: macvlan428 [ 1452.349141][T12757] CPU: 0 PID: 12757 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1452.350056][T12737] batman_adv: batadv628: The MTU of interface macvlan428 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1452.359760][T12757] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1452.359780][T12757] Call Trace: [ 1452.359790][T12757] [ 1452.359803][T12757] dump_stack_lvl+0x136/0x150 [ 1452.359843][T12757] dump_header+0x10a/0xd70 09:07:23 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0xa00, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1452.359884][T12757] oom_kill_process+0x25d/0x600 [ 1452.359922][T12757] out_of_memory+0x35c/0x1660 [ 1452.359963][T12757] ? find_held_lock+0x2d/0x110 [ 1452.360012][T12757] ? oom_killer_disable+0x2b0/0x2b0 [ 1452.360049][T12757] ? rcu_read_unlock+0x9/0x60 [ 1452.360090][T12757] ? find_held_lock+0x2d/0x110 [ 1452.360146][T12757] mem_cgroup_out_of_memory+0x206/0x270 [ 1452.360188][T12757] ? mem_cgroup_margin+0x130/0x130 [ 1452.360229][T12757] ? lock_downgrade+0x690/0x690 [ 1452.360282][T12757] try_charge_memcg+0xf9b/0x13b0 [ 1452.360341][T12757] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1452.360393][T12757] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1452.360439][T12757] ? lock_downgrade+0x690/0x690 [ 1452.360476][T12757] ? lock_downgrade+0x690/0x690 [ 1452.360571][T12757] obj_cgroup_charge+0x2af/0x5e0 [ 1452.360607][T12757] ? __anon_vma_prepare+0x64/0x580 [ 1452.360647][T12757] kmem_cache_alloc+0xb1/0x3b0 [ 1452.360701][T12757] __anon_vma_prepare+0x64/0x580 [ 1452.360739][T12757] ? __pmd_alloc+0x30c/0x5d0 [ 1452.360791][T12757] __handle_mm_fault+0x3a8f/0x3e60 [ 1452.360840][T12757] ? vm_iomap_memory+0x190/0x190 [ 1452.360905][T12757] handle_mm_fault+0x2ba/0x9c0 [ 1452.391804][T12737] batman_adv: batadv628: Interface activated: macvlan428 [ 1452.396660][T12757] do_user_addr_fault+0x475/0x1230 [ 1452.396716][T12757] ? rcu_is_watching+0x12/0xb0 [ 1452.471569][T12762] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1452.473336][T12757] exc_page_fault+0x98/0x170 [ 1452.473383][T12757] asm_exc_page_fault+0x26/0x30 [ 1452.558764][T12757] RIP: 0033:0x7fd1d3e86cb6 [ 1452.563232][T12757] Code: 82 63 01 00 00 48 89 d1 f3 a4 c3 80 fa 08 73 12 80 fa 04 73 1e 80 fa 01 77 26 72 05 0f b6 0e 88 0f c3 48 8b 4c 16 f8 48 8b 36 <48> 89 4c 17 f8 48 89 37 c3 8b 4c 16 fc 8b 36 89 4c 17 fc 89 37 c3 [ 1452.582924][T12757] RSP: 002b:00007ffe413797a8 EFLAGS: 00010246 [ 1452.589059][T12757] RAX: 0000000020000180 RBX: 0000000000000000 RCX: 006b6e696c766564 [ 1452.597075][T12757] RDX: 0000000000000008 RSI: 006b6e696c766564 RDI: 0000000020000180 [ 1452.605113][T12757] RBP: 00007ffe41379868 R08: 00007fd1d3e00000 R09: 00007fd1d3a00000 [ 1452.613134][T12757] R10: 00007fd1d3a00068 R11: 0000000000000246 R12: 000000000016228e [ 1452.621154][T12757] R13: 00007ffe41379890 R14: 00007fd1d3fabf80 R15: 0000000000000032 [ 1452.629216][T12757] 09:07:23 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x700, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1452.730219][T12746] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.3'. [ 1452.773037][T12757] memory: usage 307200kB, limit 307200kB, failcnt 3162 [ 1452.794794][T12757] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1452.813487][T12757] Memory cgroup stats for /syz1: [ 1452.813772][T12757] anon 131072 [ 1452.813772][T12757] file 348160 [ 1452.813772][T12757] kernel 314093568 [ 1452.813772][T12757] kernel_stack 65536 [ 1452.813772][T12757] pagetables 77824 [ 1452.813772][T12757] sec_pagetables 0 [ 1452.813772][T12757] percpu 5685760 [ 1452.813772][T12757] sock 0 [ 1452.813772][T12757] vmalloc 0 [ 1452.813772][T12757] shmem 339968 [ 1452.813772][T12757] zswap 0 [ 1452.813772][T12757] zswapped 0 [ 1452.813772][T12757] file_mapped 286720 [ 1452.813772][T12757] file_dirty 0 [ 1452.813772][T12757] file_writeback 0 [ 1452.813772][T12757] swapcached 0 [ 1452.813772][T12757] anon_thp 0 [ 1452.813772][T12757] file_thp 0 [ 1452.813772][T12757] shmem_thp 0 [ 1452.813772][T12757] inactive_anon 393216 [ 1452.813772][T12757] active_anon 77824 [ 1452.813772][T12757] inactive_file 8192 [ 1452.813772][T12757] active_file 0 [ 1452.813772][T12757] unevictable 0 [ 1452.813772][T12757] slab_reclaimable 17776 [ 1452.813772][T12757] slab_unreclaimable 308213552 [ 1452.813772][T12757] slab 308231328 [ 1452.813772][T12757] workingset_refault_anon 0 [ 1452.813772][T12757] workingset_refault_file 1 [ 1452.813772][T12757] workingset_activate_anon 0 [ 1452.813772][T12757] workingset_activate_file 0 [ 1452.813772][T12757] workingset_restore_anon 0 [ 1452.813772][T12757] workingset_restore_file 1 [ 1452.813772][T12757] workingset_nodereclaim 0 [ 1452.813772][T12757] pgscan 601 [ 1452.813772][T12757] pgsteal 82 [ 1452.813772][T12757] pgscan_kswapd 100 [ 1452.813772][T12757] pgscan_direct 501 [ 1452.813772][T12757] pgscan_khugepaged 0 [ 1452.813772][T12757] pgsteal_kswapd 20 [ 1452.813772][T12757] pgsteal_direct 62 [ 1452.813772][T12757] pgsteal_khugepaged 0 [ 1452.813772][T12757] pgfault 111387 [ 1452.813772][T12757] pgmajfault 4 [ 1452.813772][T12757] pgrefill 1678 [ 1452.813772][T12757] pgactivate 472 [ 1452.813772][T12757] pgdeactivate 0 [ 1452.813772][T12757] pglazyfree 0 [ 1452.813772][T12757] pglazyfreed 0 [ 1452.813772][T12757] zswpin 0 [ 1452.813772][T12757] zswpout 0 [ 1453.173766][T12750] batman_adv: batadv1273: Adding interface: macvlan1080 [ 1453.185267][T12750] batman_adv: batadv1273: The MTU of interface macvlan1080 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1453.212706][T12750] batman_adv: batadv1273: Not using interface macvlan1080 (retrying later): interface not active 09:07:24 executing program 3: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1, 0x79329}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1453.269661][T12755] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1453.359180][T12757] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=12757,uid=0 [ 1453.391743][T12757] Memory cgroup out of memory: Killed process 12757 (syz-executor.1) total-vm:54548kB, anon-rss:508kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000 [ 1453.436687][T12758] syz-executor.4 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1453.452366][T12758] CPU: 0 PID: 12758 Comm: syz-executor.4 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1453.463033][T12758] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1453.473132][T12758] Call Trace: [ 1453.476451][T12758] [ 1453.479423][T12758] dump_stack_lvl+0x136/0x150 [ 1453.484142][T12758] dump_header+0x10a/0xd70 [ 1453.488633][T12758] oom_kill_process+0x25d/0x600 [ 1453.493556][T12758] out_of_memory+0x35c/0x1660 [ 1453.498292][T12758] ? oom_killer_disable+0x2b0/0x2b0 [ 1453.503541][T12758] ? rcu_read_unlock+0x9/0x60 [ 1453.508270][T12758] ? find_held_lock+0x2d/0x110 [ 1453.513096][T12758] mem_cgroup_out_of_memory+0x206/0x270 [ 1453.518686][T12758] ? mem_cgroup_margin+0x130/0x130 [ 1453.524076][T12758] ? lock_downgrade+0x690/0x690 [ 1453.528992][T12758] try_charge_memcg+0xf9b/0x13b0 [ 1453.533983][T12758] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1453.540023][T12758] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1453.545795][T12758] ? lock_downgrade+0x690/0x690 [ 1453.550767][T12758] ? lock_downgrade+0x690/0x690 [ 1453.555673][T12758] __memcg_kmem_charge_page+0x16e/0x3c0 [ 1453.561252][T12758] memcg_charge_kernel_stack.part.0+0x6c/0x150 [ 1453.567445][T12758] copy_process+0x13a7/0x7590 [ 1453.572158][T12758] ? __lock_acquire+0xbc5/0x5d40 [ 1453.577133][T12758] ? __cleanup_sighand+0xb0/0xb0 [ 1453.582100][T12758] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 1453.588113][T12758] ? psi_memstall_leave+0x174/0x250 [ 1453.593356][T12758] ? lock_downgrade+0x690/0x690 [ 1453.598246][T12758] kernel_clone+0xeb/0x890 [ 1453.602699][T12758] ? create_io_thread+0xf0/0xf0 [ 1453.607586][T12758] ? percpu_ref_put_many.constprop.0+0x6a/0x1b0 [ 1453.613873][T12758] ? lock_downgrade+0x690/0x690 [ 1453.618851][T12758] __do_sys_clone+0xba/0x100 [ 1453.623473][T12758] ? kernel_clone+0x890/0x890 [ 1453.628206][T12758] ? syscall_enter_from_user_mode+0x26/0x80 [ 1453.634138][T12758] do_syscall_64+0x39/0xb0 [ 1453.638592][T12758] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 1453.644525][T12758] RIP: 0033:0x7f194688d591 [ 1453.648969][T12758] Code: 48 85 ff 74 3d 48 85 f6 74 38 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 7c 13 74 01 c3 31 ed 58 5f ff d0 48 89 c7 b8 3c 00 00 00 [ 1453.668600][T12758] RSP: 002b:00007ffeb4774fc8 EFLAGS: 00000206 ORIG_RAX: 0000000000000038 [ 1453.677042][T12758] RAX: ffffffffffffffda RBX: 00007f1947552700 RCX: 00007f194688d591 [ 1453.685032][T12758] RDX: 00007f19475529d0 RSI: 00007f19475522f0 RDI: 00000000003d0f00 [ 1453.693021][T12758] RBP: 00007ffeb4775210 R08: 00007f1947552700 R09: 00007f1947552700 [ 1453.701012][T12758] R10: 00007f19475529d0 R11: 0000000000000206 R12: 00007ffeb477507e [ 1453.709005][T12758] R13: 00007ffeb477507f R14: 00007f1947552300 R15: 0000000000022000 [ 1453.717022][T12758] [ 1453.727678][T12756] batman_adv: batadv1245: Adding interface: macvlan1060 [ 1453.746308][T12756] batman_adv: batadv1245: The MTU of interface macvlan1060 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1453.779179][T12758] memory: usage 307200kB, limit 307200kB, failcnt 187 09:07:24 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x77ef5}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1453.797789][T12758] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1453.804428][T12756] batman_adv: batadv1245: Interface activated: macvlan1060 [ 1453.837341][T12758] Memory cgroup stats for /syz4: [ 1453.837610][T12758] anon 159744 [ 1453.837610][T12758] file 372736 [ 1453.837610][T12758] kernel 314040320 [ 1453.837610][T12758] kernel_stack 131072 [ 1453.837610][T12758] pagetables 86016 [ 1453.837610][T12758] sec_pagetables 0 [ 1453.837610][T12758] percpu 5683264 [ 1453.837610][T12758] sock 0 [ 1453.837610][T12758] vmalloc 0 [ 1453.837610][T12758] shmem 368640 [ 1453.837610][T12758] zswap 0 [ 1453.837610][T12758] zswapped 0 [ 1453.837610][T12758] file_mapped 368640 [ 1453.837610][T12758] file_dirty 0 [ 1453.837610][T12758] file_writeback 0 [ 1453.837610][T12758] swapcached 0 [ 1453.837610][T12758] anon_thp 0 [ 1453.837610][T12758] file_thp 0 [ 1453.837610][T12758] shmem_thp 0 [ 1453.837610][T12758] inactive_anon 454656 [ 1453.837610][T12758] active_anon 73728 [ 1453.837610][T12758] inactive_file 4096 [ 1453.837610][T12758] active_file 0 [ 1453.837610][T12758] unevictable 0 [ 1453.837610][T12758] slab_reclaimable 25248 [ 1453.837610][T12758] slab_unreclaimable 308064112 [ 1453.837610][T12758] slab 308089360 [ 1453.837610][T12758] workingset_refault_anon 0 [ 1453.837610][T12758] workingset_refault_file 1 [ 1453.837610][T12758] workingset_activate_anon 0 [ 1453.837610][T12758] workingset_activate_file 0 [ 1453.837610][T12758] workingset_restore_anon 0 [ 1453.837610][T12758] workingset_restore_file 1 [ 1453.837610][T12758] workingset_nodereclaim 0 [ 1453.837610][T12758] pgscan 872 [ 1453.837610][T12758] pgsteal 30 [ 1453.837610][T12758] pgscan_kswapd 716 [ 1453.837610][T12758] pgscan_direct 156 [ 1453.837610][T12758] pgscan_khugepaged 0 [ 1453.837610][T12758] pgsteal_kswapd 26 [ 1453.837610][T12758] pgsteal_direct 4 [ 1453.837610][T12758] pgsteal_khugepaged 0 [ 1453.837610][T12758] pgfault 114455 [ 1453.837610][T12758] pgmajfault 0 [ 1453.837610][T12758] pgrefill 4680 [ 1453.837610][T12758] pgactivate 842 [ 1453.837610][T12758] pgdeactivate 0 [ 1453.837610][T12758] pglazyfree 0 [ 1453.837610][T12758] pglazyfreed 0 [ 1453.837610][T12758] zswpin 0 [ 1453.837610][T12758] zswpout 0 09:07:25 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x2a010000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) [ 1454.140777][T12763] batman_adv: batadv629: Adding interface: macvlan429 [ 1454.148352][T12763] batman_adv: batadv629: The MTU of interface macvlan429 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1454.190392][T12763] batman_adv: batadv629: Interface activated: macvlan429 [ 1454.218296][T12758] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz4,mems_allowed=0-1,oom_memcg=/syz4,task_memcg=/syz4,task=syz-executor.4,pid=12758,uid=0 09:07:25 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0xc00, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1454.237568][T12758] Memory cgroup out of memory: Killed process 12758 (syz-executor.4) total-vm:56992kB, anon-rss:380kB, file-rss:10880kB, shmem-rss:0kB, UID:0 pgtables:92kB oom_score_adj:1000 [ 1454.299148][T12783] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1454.342102][T12778] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1454.373016][T12778] CPU: 0 PID: 12778 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1454.383521][T12778] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1454.393706][T12778] Call Trace: [ 1454.397046][T12778] [ 1454.400014][T12778] dump_stack_lvl+0x136/0x150 [ 1454.404745][T12778] dump_header+0x10a/0xd70 [ 1454.409275][T12778] oom_kill_process+0x25d/0x600 [ 1454.414204][T12778] out_of_memory+0x35c/0x1660 [ 1454.418945][T12778] ? find_held_lock+0x2d/0x110 [ 1454.423792][T12778] ? oom_killer_disable+0x2b0/0x2b0 [ 1454.429069][T12778] ? rcu_read_unlock+0x9/0x60 [ 1454.433802][T12778] ? find_held_lock+0x2d/0x110 [ 1454.438647][T12778] mem_cgroup_out_of_memory+0x206/0x270 [ 1454.444256][T12778] ? mem_cgroup_margin+0x130/0x130 [ 1454.449425][T12778] ? lock_downgrade+0x690/0x690 [ 1454.454338][T12778] try_charge_memcg+0xf9b/0x13b0 [ 1454.459345][T12778] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1454.465395][T12778] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1454.471174][T12778] ? lock_downgrade+0x690/0x690 [ 1454.476167][T12778] ? lock_downgrade+0x690/0x690 [ 1454.481094][T12778] obj_cgroup_charge+0x2af/0x5e0 [ 1454.486093][T12778] ? vm_area_dup+0x21/0x1f0 [ 1454.490649][T12778] kmem_cache_alloc+0xb1/0x3b0 [ 1454.495477][T12778] vm_area_dup+0x21/0x1f0 [ 1454.499860][T12778] __split_vma+0x199/0x810 [ 1454.504349][T12778] ? expand_stack+0x20/0x20 [ 1454.508910][T12778] ? vma_shrink+0x5b0/0x5b0 [ 1454.513488][T12778] ? mark_held_locks+0x9f/0xe0 [ 1454.518308][T12778] ? percpu_counter_add_batch+0x199/0x1e0 [ 1454.524092][T12778] ? lockdep_hardirqs_on+0x7d/0x100 [ 1454.529361][T12778] split_vma+0xc6/0x110 [ 1454.533587][T12778] mprotect_fixup+0x771/0xa60 [ 1454.538327][T12778] ? change_protection+0x3b30/0x3b30 [ 1454.543680][T12778] do_mprotect_pkey+0x95c/0xbe0 [ 1454.548598][T12778] ? mprotect_fixup+0xa60/0xa60 [ 1454.553937][T12778] ? up_write+0x1b4/0x520 [ 1454.558369][T12778] ? do_futex+0x360/0x360 [ 1454.562855][T12778] __x64_sys_mprotect+0x78/0xb0 [ 1454.567773][T12778] do_syscall_64+0x39/0xb0 [ 1454.572294][T12778] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 1454.578245][T12778] RIP: 0033:0x7fd1d3e8c277 [ 1454.582704][T12778] Code: 73 01 c3 48 c7 c1 b8 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 0a 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1454.602449][T12778] RSP: 002b:00007ffe413796c8 EFLAGS: 00000206 ORIG_RAX: 000000000000000a [ 1454.610926][T12778] RAX: ffffffffffffffda RBX: 0000000000021000 RCX: 00007fd1d3e8c277 [ 1454.619120][T12778] RDX: 0000000000000003 RSI: 0000000000020000 RDI: 00007fd1d4bb7000 [ 1454.627132][T12778] RBP: 00007ffe413797a0 R08: 00000000ffffffff R09: 00007fd1d4bd6700 [ 1454.635145][T12778] R10: 0000000000020022 R11: 0000000000000206 R12: 00007ffe413798c0 [ 1454.643152][T12778] R13: 00007fd1d4bd6700 R14: 0000000000000000 R15: 0000000000022000 [ 1454.651193][T12778] [ 1454.719247][T12778] memory: usage 307200kB, limit 307200kB, failcnt 3234 [ 1454.726397][T12778] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1454.740495][T12778] Memory cgroup stats for /syz1: [ 1454.743920][T12778] anon 143360 [ 1454.743920][T12778] file 348160 [ 1454.743920][T12778] kernel 314081280 [ 1454.743920][T12778] kernel_stack 65536 [ 1454.743920][T12778] pagetables 77824 [ 1454.743920][T12778] sec_pagetables 0 [ 1454.743920][T12778] percpu 5685696 [ 1454.743920][T12778] sock 0 [ 1454.743920][T12778] vmalloc 0 [ 1454.743920][T12778] shmem 339968 [ 1454.743920][T12778] zswap 0 [ 1454.743920][T12778] zswapped 0 [ 1454.743920][T12778] file_mapped 286720 [ 1454.743920][T12778] file_dirty 0 [ 1454.743920][T12778] file_writeback 0 [ 1454.743920][T12778] swapcached 0 [ 1454.743920][T12778] anon_thp 0 [ 1454.743920][T12778] file_thp 0 [ 1454.743920][T12778] shmem_thp 0 [ 1454.743920][T12778] inactive_anon 81920 [ 1454.743920][T12778] active_anon 401408 [ 1454.743920][T12778] inactive_file 8192 [ 1454.743920][T12778] active_file 0 [ 1454.743920][T12778] unevictable 0 [ 1454.743920][T12778] slab_reclaimable 17776 [ 1454.743920][T12778] slab_unreclaimable 308202040 [ 1454.743920][T12778] slab 308219816 [ 1454.743920][T12778] workingset_refault_anon 0 [ 1454.743920][T12778] workingset_refault_file 1 [ 1454.743920][T12778] workingset_activate_anon 0 [ 1454.743920][T12778] workingset_activate_file 0 [ 1454.743920][T12778] workingset_restore_anon 0 [ 1454.743920][T12778] workingset_restore_file 1 [ 1454.743920][T12778] workingset_nodereclaim 0 [ 1454.743920][T12778] pgscan 883 [ 1454.743920][T12778] pgsteal 83 [ 1454.743920][T12778] pgscan_kswapd 334 [ 1454.743920][T12778] pgscan_direct 549 [ 1454.743920][T12778] pgscan_khugepaged 0 [ 1454.743920][T12778] pgsteal_kswapd 20 [ 1454.743920][T12778] pgsteal_direct 63 [ 1454.743920][T12778] pgsteal_khugepaged 0 [ 1454.743920][T12778] pgfault 111450 [ 1454.743920][T12778] pgmajfault 4 [ 1454.743920][T12778] pgrefill 1678 [ 1454.743920][T12778] pgactivate 753 [ 1454.743920][T12778] pgdeactivate 0 [ 1454.743920][T12778] pglazyfree 0 [ 1454.743920][T12778] pglazyfreed 0 [ 1454.743920][T12778] zswpin 0 [ 1454.743920][T12778] zswpout 0 [ 1454.934460][T12778] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=12778,uid=0 [ 1454.957833][T12778] Memory cgroup out of memory: Killed process 12778 (syz-executor.1) total-vm:54680kB, anon-rss:380kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000 09:07:26 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x900, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1455.022987][T12766] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.4'. 09:07:26 executing program 4: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0xf}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1455.285676][T12776] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.3'. [ 1455.597784][T12777] batman_adv: batadv1274: Adding interface: macvlan1081 [ 1455.600726][T12798] syz-executor.4 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1455.614980][T12777] batman_adv: batadv1274: The MTU of interface macvlan1081 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1455.615173][T12777] batman_adv: batadv1274: Interface activated: macvlan1081 [ 1455.643453][T12798] CPU: 0 PID: 12798 Comm: syz-executor.4 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1455.659856][T12798] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1455.670045][T12798] Call Trace: [ 1455.673467][T12798] [ 1455.676440][T12798] dump_stack_lvl+0x136/0x150 [ 1455.681174][T12798] dump_header+0x10a/0xd70 [ 1455.685659][T12798] oom_kill_process+0x25d/0x600 [ 1455.690570][T12798] out_of_memory+0x35c/0x1660 [ 1455.695310][T12798] ? find_held_lock+0x2d/0x110 [ 1455.700329][T12798] ? oom_killer_disable+0x2b0/0x2b0 [ 1455.705585][T12798] ? rcu_read_unlock+0x9/0x60 [ 1455.710325][T12798] ? find_held_lock+0x2d/0x110 [ 1455.715170][T12798] mem_cgroup_out_of_memory+0x206/0x270 [ 1455.720790][T12798] ? mem_cgroup_margin+0x130/0x130 [ 1455.725960][T12798] ? lock_downgrade+0x690/0x690 [ 1455.730886][T12798] try_charge_memcg+0xf9b/0x13b0 [ 1455.735913][T12798] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1455.741980][T12798] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1455.747780][T12798] ? lock_downgrade+0x690/0x690 [ 1455.752688][T12798] ? lock_downgrade+0x690/0x690 [ 1455.757639][T12798] __memcg_kmem_charge_page+0x16e/0x3c0 [ 1455.763244][T12798] memcg_charge_kernel_stack.part.0+0x6c/0x150 [ 1455.769479][T12798] copy_process+0x4e3/0x7590 [ 1455.774127][T12798] ? find_held_lock+0x2d/0x110 [ 1455.778975][T12798] ? __cleanup_sighand+0xb0/0xb0 [ 1455.783981][T12798] ? lock_downgrade+0x690/0x690 [ 1455.788911][T12798] ? folio_flags.constprop.0+0x53/0x150 [ 1455.794530][T12798] ? folio_add_lru+0x47f/0x7c0 [ 1455.799389][T12798] kernel_clone+0xeb/0x890 [ 1455.803870][T12798] ? create_io_thread+0xf0/0xf0 [ 1455.808782][T12798] ? vm_iomap_memory+0x190/0x190 [ 1455.813785][T12798] ? find_held_lock+0x2d/0x110 [ 1455.818632][T12798] __do_sys_clone+0xba/0x100 [ 1455.823288][T12798] ? kernel_clone+0x890/0x890 [ 1455.828042][T12798] ? syscall_enter_from_user_mode+0x26/0x80 [ 1455.834001][T12798] do_syscall_64+0x39/0xb0 [ 1455.838482][T12798] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 1455.844433][T12798] RIP: 0033:0x7f194688d591 [ 1455.848891][T12798] Code: 48 85 ff 74 3d 48 85 f6 74 38 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 7c 13 74 01 c3 31 ed 58 5f ff d0 48 89 c7 b8 3c 00 00 00 [ 1455.868636][T12798] RSP: 002b:00007ffeb4774fc8 EFLAGS: 00000206 ORIG_RAX: 0000000000000038 [ 1455.877091][T12798] RAX: ffffffffffffffda RBX: 00007f1947573700 RCX: 00007f194688d591 [ 1455.885099][T12798] RDX: 00007f19475739d0 RSI: 00007f19475732f0 RDI: 00000000003d0f00 09:07:27 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x77ef6}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:07:27 executing program 3: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1, 0x7932a}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1455.893142][T12798] RBP: 00007ffeb4775210 R08: 00007f1947573700 R09: 00007f1947573700 [ 1455.901158][T12798] R10: 00007f19475739d0 R11: 0000000000000206 R12: 00007ffeb477507e [ 1455.909291][T12798] R13: 00007ffeb477507f R14: 00007f1947573300 R15: 0000000000022000 [ 1455.917330][T12798] [ 1455.991451][T12798] memory: usage 307200kB, limit 307200kB, failcnt 310 [ 1455.998440][T12798] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1456.023631][T12798] Memory cgroup stats for /syz4: [ 1456.023919][T12798] anon 155648 [ 1456.023919][T12798] file 372736 [ 1456.023919][T12798] kernel 314044416 [ 1456.023919][T12798] kernel_stack 98304 [ 1456.023919][T12798] pagetables 77824 [ 1456.023919][T12798] sec_pagetables 0 [ 1456.023919][T12798] percpu 5684512 [ 1456.023919][T12798] sock 0 [ 1456.023919][T12798] vmalloc 0 [ 1456.023919][T12798] shmem 368640 [ 1456.023919][T12798] zswap 0 [ 1456.023919][T12798] zswapped 0 [ 1456.023919][T12798] file_mapped 368640 [ 1456.023919][T12798] file_dirty 0 [ 1456.023919][T12798] file_writeback 0 [ 1456.023919][T12798] swapcached 0 [ 1456.023919][T12798] anon_thp 0 [ 1456.023919][T12798] file_thp 0 [ 1456.023919][T12798] shmem_thp 0 [ 1456.023919][T12798] inactive_anon 0 [ 1456.023919][T12798] active_anon 524288 [ 1456.023919][T12798] inactive_file 4096 [ 1456.023919][T12798] active_file 0 [ 1456.023919][T12798] unevictable 0 [ 1456.023919][T12798] slab_reclaimable 17536 [ 1456.023919][T12798] slab_unreclaimable 308129640 [ 1456.023919][T12798] slab 308147176 [ 1456.023919][T12798] workingset_refault_anon 0 [ 1456.023919][T12798] workingset_refault_file 1 [ 1456.023919][T12798] workingset_activate_anon 0 [ 1456.023919][T12798] workingset_activate_file 0 [ 1456.023919][T12798] workingset_restore_anon 0 [ 1456.023919][T12798] workingset_restore_file 1 [ 1456.023919][T12798] workingset_nodereclaim 0 [ 1456.023919][T12798] pgscan 919 [ 1456.023919][T12798] pgsteal 30 [ 1456.023919][T12798] pgscan_kswapd 716 [ 1456.023919][T12798] pgscan_direct 203 [ 1456.023919][T12798] pgscan_khugepaged 0 [ 1456.023919][T12798] pgsteal_kswapd 26 [ 1456.023919][T12798] pgsteal_direct 4 [ 1456.023919][T12798] pgsteal_khugepaged 0 [ 1456.023919][T12798] pgfault 114520 [ 1456.023919][T12798] pgmajfault 0 [ 1456.023919][T12798] pgrefill 4680 [ 1456.023919][T12798] pgactivate 889 [ 1456.023919][T12798] pgdeactivate 0 [ 1456.023919][T12798] pglazyfree 0 [ 1456.023919][T12798] pglazyfreed 0 [ 1456.023919][T12798] zswpin 0 [ 1456.023919][T12798] zswpout 0 [ 1456.323989][T12785] batman_adv: batadv1246: Adding interface: macvlan1061 [ 1456.343967][T12785] batman_adv: batadv1246: The MTU of interface macvlan1061 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1456.420051][T12785] batman_adv: batadv1246: Interface activated: macvlan1061 09:07:27 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x2a030000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) [ 1456.484538][T12789] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1456.600503][T12798] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz4,mems_allowed=0-1,oom_memcg=/syz4,task_memcg=/syz4,task=syz-executor.4,pid=12798,uid=0 [ 1456.641564][T12798] Memory cgroup out of memory: Killed process 12798 (syz-executor.4) total-vm:54812kB, anon-rss:508kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:84kB oom_score_adj:1000 [ 1456.720787][T12801] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1456.745802][T12801] CPU: 0 PID: 12801 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1456.756293][T12801] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1456.766406][T12801] Call Trace: [ 1456.769732][T12801] [ 1456.772707][T12801] dump_stack_lvl+0x136/0x150 [ 1456.777449][T12801] dump_header+0x10a/0xd70 [ 1456.781935][T12801] oom_kill_process+0x25d/0x600 [ 1456.787021][T12801] out_of_memory+0x35c/0x1660 [ 1456.791776][T12801] ? oom_killer_disable+0x2b0/0x2b0 [ 1456.797031][T12801] ? rcu_read_unlock+0x9/0x60 [ 1456.801775][T12801] ? find_held_lock+0x2d/0x110 [ 1456.806618][T12801] mem_cgroup_out_of_memory+0x206/0x270 [ 1456.812240][T12801] ? mem_cgroup_margin+0x130/0x130 [ 1456.817414][T12801] ? lock_downgrade+0x690/0x690 [ 1456.822427][T12801] try_charge_memcg+0xf9b/0x13b0 [ 1456.827446][T12801] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1456.833541][T12801] ? rcu_read_unlock+0x9/0x60 [ 1456.839760][T12801] ? lock_downgrade+0x690/0x690 [ 1456.844691][T12801] charge_memcg+0x90/0x3b0 [ 1456.849193][T12801] __mem_cgroup_charge+0x2b/0x90 [ 1456.854201][T12801] __handle_mm_fault+0x1895/0x3e60 [ 1456.859396][T12801] ? vm_iomap_memory+0x190/0x190 [ 1456.864456][T12801] handle_mm_fault+0x2ba/0x9c0 [ 1456.869312][T12801] do_user_addr_fault+0x475/0x1230 [ 1456.874496][T12801] ? rcu_is_watching+0x12/0xb0 [ 1456.879353][T12801] exc_page_fault+0x98/0x170 [ 1456.884015][T12801] asm_exc_page_fault+0x26/0x30 [ 1456.889102][T12801] RIP: 0033:0x7fd1d3e3b96f [ 1456.893566][T12801] Code: ff ff 4d 89 cd 48 85 c0 74 19 8b 95 44 ff ff ff 48 29 c6 48 01 c7 e8 10 09 05 00 85 c0 0f 85 0b 03 00 00 48 8b 85 48 ff ff ff <41> c7 45 18 01 00 00 00 4c 89 ef 49 89 85 90 06 00 00 48 8b 85 50 [ 1456.913234][T12801] RSP: 002b:00007ffe413796d0 EFLAGS: 00010246 09:07:28 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0xe00, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:07:28 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0xa00, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1456.919361][T12801] RAX: 00007fd1d4bb6000 RBX: 0000000000021000 RCX: 00007fd1d3e8c277 [ 1456.927385][T12801] RDX: 0000000000000003 RSI: 0000000000020000 RDI: 00007fd1d4bb7000 [ 1456.935406][T12801] RBP: 00007ffe413797a0 R08: 00000000ffffffff R09: 00007fd1d4bd6700 [ 1456.943432][T12801] R10: 0000000000020022 R11: 0000000000000206 R12: 00007ffe413798c0 [ 1456.951457][T12801] R13: 00007fd1d4bd6700 R14: 0000000000000000 R15: 0000000000022000 [ 1456.959540][T12801] 09:07:28 executing program 4: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x10}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1457.092287][T12806] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.3'. [ 1457.249299][T12801] memory: usage 307180kB, limit 307200kB, failcnt 3316 [ 1457.260285][T12801] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1457.293205][T12801] Memory cgroup stats for /syz1: [ 1457.293485][T12801] anon 143360 [ 1457.293485][T12801] file 339968 [ 1457.293485][T12801] kernel 314064896 [ 1457.293485][T12801] kernel_stack 65536 [ 1457.293485][T12801] pagetables 77824 [ 1457.293485][T12801] sec_pagetables 0 [ 1457.293485][T12801] percpu 5685632 [ 1457.293485][T12801] sock 0 [ 1457.293485][T12801] vmalloc 0 [ 1457.293485][T12801] shmem 339968 [ 1457.293485][T12801] zswap 0 [ 1457.293485][T12801] zswapped 0 [ 1457.293485][T12801] file_mapped 286720 [ 1457.293485][T12801] file_dirty 0 [ 1457.293485][T12801] file_writeback 0 [ 1457.293485][T12801] swapcached 0 [ 1457.293485][T12801] anon_thp 0 [ 1457.293485][T12801] file_thp 0 [ 1457.293485][T12801] shmem_thp 0 [ 1457.293485][T12801] inactive_anon 409600 [ 1457.293485][T12801] active_anon 73728 [ 1457.293485][T12801] inactive_file 0 [ 1457.293485][T12801] active_file 0 [ 1457.293485][T12801] unevictable 0 [ 1457.293485][T12801] slab_reclaimable 17296 [ 1457.293485][T12801] slab_unreclaimable 308190992 [ 1457.293485][T12801] slab 308208288 [ 1457.293485][T12801] workingset_refault_anon 0 [ 1457.293485][T12801] workingset_refault_file 1 [ 1457.293485][T12801] workingset_activate_anon 0 [ 1457.293485][T12801] workingset_activate_file 0 [ 1457.293485][T12801] workingset_restore_anon 0 [ 1457.293485][T12801] workingset_restore_file 1 [ 1457.293485][T12801] workingset_nodereclaim 0 [ 1457.293485][T12801] pgscan 1489 [ 1457.293485][T12801] pgsteal 85 [ 1457.293485][T12801] pgscan_kswapd 879 [ 1457.293485][T12801] pgscan_direct 610 [ 1457.293485][T12801] pgscan_khugepaged 0 [ 1457.293485][T12801] pgsteal_kswapd 22 [ 1457.293485][T12801] pgsteal_direct 63 [ 1457.293485][T12801] pgsteal_khugepaged 0 [ 1457.293485][T12801] pgfault 111513 [ 1457.293485][T12801] pgmajfault 4 [ 1457.293485][T12801] pgrefill 1678 [ 1457.293485][T12801] pgactivate 1357 [ 1457.293485][T12801] pgdeactivate 0 [ 1457.293485][T12801] pglazyfree 0 [ 1457.293485][T12801] pglazyfreed 0 [ 1457.293485][T12801] zswpin 0 [ 1457.293485][T12801] zswpout 0 [ 1457.722252][T12807] batman_adv: batadv1275: Adding interface: macvlan1082 [ 1457.752361][T12807] batman_adv: batadv1275: The MTU of interface macvlan1082 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1457.768873][T12801] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=12801,uid=0 [ 1457.797184][T12801] Memory cgroup out of memory: Killed process 12801 (syz-executor.1) total-vm:54680kB, anon-rss:380kB, file-rss:8320kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000 [ 1457.819001][T12807] batman_adv: batadv1275: Not using interface macvlan1082 (retrying later): interface not active [ 1457.879204][T12818] syz-executor.4 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1457.901865][T12818] CPU: 0 PID: 12818 Comm: syz-executor.4 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1457.912361][T12818] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1457.922624][T12818] Call Trace: [ 1457.925938][T12818] [ 1457.928996][T12818] dump_stack_lvl+0x136/0x150 [ 1457.933824][T12818] dump_header+0x10a/0xd70 [ 1457.938311][T12818] oom_kill_process+0x25d/0x600 [ 1457.943221][T12818] out_of_memory+0x35c/0x1660 [ 1457.947970][T12818] ? oom_killer_disable+0x2b0/0x2b0 [ 1457.953408][T12818] ? rcu_read_unlock+0x9/0x60 [ 1457.958148][T12818] ? find_held_lock+0x2d/0x110 [ 1457.962989][T12818] mem_cgroup_out_of_memory+0x206/0x270 [ 1457.968702][T12818] ? mem_cgroup_margin+0x130/0x130 [ 1457.973881][T12818] ? lock_downgrade+0x690/0x690 [ 1457.978812][T12818] try_charge_memcg+0xf9b/0x13b0 [ 1457.983833][T12818] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1457.989907][T12818] ? rcu_read_unlock+0x9/0x60 [ 1457.994673][T12818] ? lock_downgrade+0x690/0x690 [ 1457.999611][T12818] charge_memcg+0x90/0x3b0 [ 1458.004093][T12818] __mem_cgroup_charge+0x2b/0x90 [ 1458.009088][T12818] __handle_mm_fault+0x1895/0x3e60 [ 1458.014283][T12818] ? vm_iomap_memory+0x190/0x190 [ 1458.019306][T12818] handle_mm_fault+0x2ba/0x9c0 [ 1458.024123][T12818] do_user_addr_fault+0x475/0x1230 [ 1458.029294][T12818] ? rcu_is_watching+0x12/0xb0 [ 1458.034127][T12818] exc_page_fault+0x98/0x170 [ 1458.038786][T12818] asm_exc_page_fault+0x26/0x30 [ 1458.043700][T12818] RIP: 0033:0x7f1946886cb6 [ 1458.048173][T12818] Code: Unable to access opcode bytes at 0x7f1946886c8c. [ 1458.055222][T12818] RSP: 002b:00007ffeb47750f8 EFLAGS: 00010246 [ 1458.061340][T12818] RAX: 0000000020000180 RBX: 0000000000000000 RCX: 006b6e696c766564 [ 1458.069358][T12818] RDX: 0000000000000008 RSI: 006b6e696c766564 RDI: 0000000020000180 [ 1458.077393][T12818] RBP: 00007ffeb47751b8 R08: 00007f1946800000 R09: 00007f1946400000 [ 1458.085408][T12818] R10: 00007f1946400068 R11: 0000000000000246 R12: 00000000001635cf [ 1458.093443][T12818] R13: 00007ffeb47751e0 R14: 00007f19469abf80 R15: 0000000000000032 [ 1458.101481][T12818] [ 1458.120547][T12811] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.0'. 09:07:29 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x77ef7}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:07:29 executing program 3: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1, 0x7932b}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:07:29 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x2c120000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) [ 1458.420190][T12822] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. 09:07:29 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0xc00, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1458.875430][T12825] batman_adv: batadv631: Adding interface: macvlan431 [ 1458.909326][T12825] batman_adv: batadv631: The MTU of interface macvlan431 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1458.915450][T12818] memory: usage 307180kB, limit 307200kB, failcnt 391 [ 1459.061867][T12818] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1459.084667][T12825] batman_adv: batadv631: Interface activated: macvlan431 [ 1459.108667][T12818] Memory cgroup stats for /syz4: [ 1459.108934][T12818] anon 135168 [ 1459.108934][T12818] file 372736 [ 1459.108934][T12818] kernel 314044416 [ 1459.108934][T12818] kernel_stack 65536 [ 1459.108934][T12818] pagetables 77824 [ 1459.108934][T12818] sec_pagetables 0 [ 1459.108934][T12818] percpu 5685632 [ 1459.108934][T12818] sock 0 [ 1459.108934][T12818] vmalloc 0 [ 1459.108934][T12818] shmem 368640 [ 1459.108934][T12818] zswap 0 [ 1459.108934][T12818] zswapped 0 [ 1459.108934][T12818] file_mapped 368640 [ 1459.108934][T12818] file_dirty 4096 [ 1459.108934][T12818] file_writeback 0 [ 1459.108934][T12818] swapcached 0 [ 1459.108934][T12818] anon_thp 0 [ 1459.108934][T12818] file_thp 0 [ 1459.108934][T12818] shmem_thp 0 [ 1459.108934][T12818] inactive_anon 24576 [ 1459.108934][T12818] active_anon 479232 [ 1459.108934][T12818] inactive_file 0 [ 1459.108934][T12818] active_file 4096 [ 1459.108934][T12818] unevictable 0 [ 1459.108934][T12818] slab_reclaimable 17536 [ 1459.108934][T12818] slab_unreclaimable 308167864 [ 1459.108934][T12818] slab 308185400 [ 1459.108934][T12818] workingset_refault_anon 0 [ 1459.108934][T12818] workingset_refault_file 1 [ 1459.108934][T12818] workingset_activate_anon 0 [ 1459.108934][T12818] workingset_activate_file 0 [ 1459.108934][T12818] workingset_restore_anon 0 [ 1459.108934][T12818] workingset_restore_file 1 [ 1459.108934][T12818] workingset_nodereclaim 0 [ 1459.108934][T12818] pgscan 986 [ 1459.108934][T12818] pgsteal 31 [ 1459.108934][T12818] pgscan_kswapd 731 [ 1459.108934][T12818] pgscan_direct 255 [ 1459.108934][T12818] pgscan_khugepaged 0 [ 1459.108934][T12818] pgsteal_kswapd 27 [ 1459.108934][T12818] pgsteal_direct 4 [ 1459.108934][T12818] pgsteal_khugepaged 0 [ 1459.108934][T12818] pgfault 114581 [ 1459.108934][T12818] pgmajfault 0 [ 1459.108934][T12818] pgrefill 4691 [ 1459.108934][T12818] pgactivate 955 [ 1459.108934][T12818] pgdeactivate 0 [ 1459.108934][T12818] pglazyfree 0 [ 1459.108934][T12818] pglazyfreed 0 [ 1459.108934][T12818] zswpin 0 [ 1459.108934][T12818] zswpout 0 [ 1459.353011][T12818] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz4,mems_allowed=0-1,oom_memcg=/syz4,task_memcg=/syz4,task=syz-executor.4,pid=12818,uid=0 [ 1459.410638][T12818] Memory cgroup out of memory: Killed process 12818 (syz-executor.4) total-vm:54548kB, anon-rss:508kB, file-rss:8192kB, shmem-rss:0kB, UID:0 pgtables:84kB oom_score_adj:1000 [ 1459.459392][T12835] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1459.561870][T12829] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=1, oom_score_adj=1000 [ 1459.590438][T12829] CPU: 1 PID: 12829 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1459.600938][T12829] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1459.611038][T12829] Call Trace: [ 1459.614345][T12829] [ 1459.617301][T12829] dump_stack_lvl+0x136/0x150 [ 1459.622029][T12829] dump_header+0x10a/0xd70 [ 1459.626511][T12829] oom_kill_process+0x25d/0x600 [ 1459.631486][T12829] out_of_memory+0x35c/0x1660 [ 1459.636222][T12829] ? oom_killer_disable+0x2b0/0x2b0 [ 1459.641484][T12829] ? rcu_read_unlock+0x9/0x60 [ 1459.646213][T12829] ? find_held_lock+0x2d/0x110 [ 1459.651051][T12829] mem_cgroup_out_of_memory+0x206/0x270 [ 1459.656656][T12829] ? mem_cgroup_margin+0x130/0x130 [ 1459.661825][T12829] ? lock_downgrade+0x690/0x690 [ 1459.666749][T12829] try_charge_memcg+0xf9b/0x13b0 [ 1459.671777][T12829] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1459.677833][T12829] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1459.683621][T12829] ? lock_downgrade+0x690/0x690 [ 1459.688536][T12829] ? lock_downgrade+0x690/0x690 [ 1459.693439][T12829] ? rcu_read_unlock+0x9/0x60 [ 1459.698194][T12829] obj_cgroup_charge+0x2af/0x5e0 [ 1459.703190][T12829] ? copy_process+0x3aa/0x7590 [ 1459.708008][T12829] kmem_cache_alloc_node+0xa8/0x3e0 [ 1459.713284][T12829] copy_process+0x3aa/0x7590 [ 1459.717946][T12829] ? filemap_map_pages+0x626/0x13b0 [ 1459.723274][T12829] ? __cleanup_sighand+0xb0/0xb0 [ 1459.728260][T12829] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 1459.734277][T12829] ? lock_downgrade+0x690/0x690 [ 1459.739165][T12829] ? print_usage_bug.part.0+0x660/0x660 [ 1459.744754][T12829] kernel_clone+0xeb/0x890 [ 1459.749211][T12829] ? create_io_thread+0xf0/0xf0 [ 1459.754093][T12829] ? vm_iomap_memory+0x190/0x190 [ 1459.759105][T12829] ? find_held_lock+0x2d/0x110 [ 1459.763920][T12829] __do_sys_clone+0xba/0x100 [ 1459.768545][T12829] ? kernel_clone+0x890/0x890 [ 1459.773274][T12829] ? syscall_enter_from_user_mode+0x26/0x80 [ 1459.779214][T12829] do_syscall_64+0x39/0xb0 [ 1459.783668][T12829] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 1459.789594][T12829] RIP: 0033:0x7fd1d3e8d591 [ 1459.794043][T12829] Code: Unable to access opcode bytes at 0x7fd1d3e8d567. [ 1459.801085][T12829] RSP: 002b:00007ffe41379678 EFLAGS: 00000206 ORIG_RAX: 0000000000000038 [ 1459.809538][T12829] RAX: ffffffffffffffda RBX: 00007fd1d4bd6700 RCX: 00007fd1d3e8d591 [ 1459.817530][T12829] RDX: 00007fd1d4bd69d0 RSI: 00007fd1d4bd62f0 RDI: 00000000003d0f00 [ 1459.825520][T12829] RBP: 00007ffe413798c0 R08: 00007fd1d4bd6700 R09: 00007fd1d4bd6700 [ 1459.833512][T12829] R10: 00007fd1d4bd69d0 R11: 0000000000000206 R12: 00007ffe4137972e [ 1459.841506][T12829] R13: 00007ffe4137972f R14: 00007fd1d4bd6300 R15: 0000000000022000 [ 1459.849513][T12829] 09:07:31 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0xe00, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) 09:07:31 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x5865, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:07:31 executing program 4: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x11}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1460.321848][T12839] batman_adv: batadv1248: Adding interface: macvlan1062 [ 1460.369459][T12839] batman_adv: batadv1248: The MTU of interface macvlan1062 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1460.500510][T12839] batman_adv: batadv1248: Interface activated: macvlan1062 [ 1460.567609][T12829] memory: usage 307184kB, limit 307200kB, failcnt 3598 [ 1460.629491][T12844] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.3'. [ 1460.646885][T12829] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1460.731840][T12829] Memory cgroup stats for /syz1: [ 1460.732096][T12829] anon 147456 [ 1460.732096][T12829] file 360448 [ 1460.732096][T12829] kernel 314064896 [ 1460.732096][T12829] kernel_stack 65536 [ 1460.732096][T12829] pagetables 77824 [ 1460.732096][T12829] sec_pagetables 0 [ 1460.732096][T12829] percpu 5685632 [ 1460.732096][T12829] sock 0 [ 1460.732096][T12829] vmalloc 0 [ 1460.732096][T12829] shmem 339968 [ 1460.732096][T12829] zswap 0 [ 1460.732096][T12829] zswapped 0 [ 1460.732096][T12829] file_mapped 286720 [ 1460.732096][T12829] file_dirty 0 [ 1460.732096][T12829] file_writeback 0 [ 1460.732096][T12829] swapcached 0 [ 1460.732096][T12829] anon_thp 0 [ 1460.732096][T12829] file_thp 0 [ 1460.732096][T12829] shmem_thp 0 [ 1460.732096][T12829] inactive_anon 401408 [ 1460.732096][T12829] active_anon 86016 [ 1460.732096][T12829] inactive_file 12288 [ 1460.732096][T12829] active_file 8192 [ 1460.732096][T12829] unevictable 0 [ 1460.732096][T12829] slab_reclaimable 17536 [ 1460.732096][T12829] slab_unreclaimable 308190992 [ 1460.732096][T12829] slab 308208528 [ 1460.732096][T12829] workingset_refault_anon 0 [ 1460.732096][T12829] workingset_refault_file 73 [ 1460.732096][T12829] workingset_activate_anon 0 [ 1460.732096][T12829] workingset_activate_file 0 [ 1460.732096][T12829] workingset_restore_anon 0 [ 1460.732096][T12829] workingset_restore_file 73 [ 1460.732096][T12829] workingset_nodereclaim 0 [ 1460.732096][T12829] pgscan 2472 [ 1460.732096][T12829] pgsteal 703 [ 1460.732096][T12829] pgscan_kswapd 994 [ 1460.732096][T12829] pgscan_direct 1478 [ 1460.732096][T12829] pgscan_khugepaged 0 [ 1460.732096][T12829] pgsteal_kswapd 115 [ 1460.732096][T12829] pgsteal_direct 588 [ 1460.732096][T12829] pgsteal_khugepaged 0 [ 1460.732096][T12829] pgfault 111679 [ 1460.732096][T12829] pgmajfault 34 [ 1460.732096][T12829] pgrefill 1707 [ 1460.732096][T12829] pgactivate 1459 [ 1460.732096][T12829] pgdeactivate 0 [ 1460.732096][T12829] pglazyfree 0 [ 1460.732096][T12829] pglazyfreed 0 [ 1460.732096][T12829] zswpin 0 [ 1460.732096][T12829] zswpout 0 [ 1460.981418][T12829] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=12829,uid=0 09:07:32 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x2d120000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) [ 1461.112716][T12829] Memory cgroup out of memory: Killed process 12829 (syz-executor.1) total-vm:54680kB, anon-rss:508kB, file-rss:8320kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000 [ 1461.263437][T12845] batman_adv: batadv1276: Adding interface: macvlan1083 [ 1461.283104][T12853] syz-executor.4 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1461.293767][T12845] batman_adv: batadv1276: The MTU of interface macvlan1083 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1461.334695][T12853] CPU: 1 PID: 12853 Comm: syz-executor.4 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1461.345192][T12853] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1461.355291][T12853] Call Trace: [ 1461.358628][T12853] [ 1461.361598][T12853] dump_stack_lvl+0x136/0x150 [ 1461.366321][T12853] dump_header+0x10a/0xd70 [ 1461.370781][T12853] oom_kill_process+0x25d/0x600 [ 1461.375672][T12853] out_of_memory+0x35c/0x1660 [ 1461.380387][T12853] ? find_held_lock+0x2d/0x110 [ 1461.385194][T12853] ? oom_killer_disable+0x2b0/0x2b0 [ 1461.390427][T12853] ? rcu_read_unlock+0x9/0x60 [ 1461.395137][T12853] ? find_held_lock+0x2d/0x110 [ 1461.399944][T12853] mem_cgroup_out_of_memory+0x206/0x270 [ 1461.405530][T12853] ? mem_cgroup_margin+0x130/0x130 [ 1461.410682][T12853] ? lock_downgrade+0x690/0x690 [ 1461.415595][T12853] try_charge_memcg+0xf9b/0x13b0 [ 1461.420595][T12853] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1461.426640][T12853] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1461.432420][T12853] ? lock_downgrade+0x690/0x690 [ 1461.437316][T12853] ? lock_downgrade+0x690/0x690 [ 1461.442224][T12853] obj_cgroup_charge+0x2af/0x5e0 [ 1461.447195][T12853] ? __anon_vma_prepare+0x64/0x580 [ 1461.452343][T12853] kmem_cache_alloc+0xb1/0x3b0 [ 1461.457242][T12853] __anon_vma_prepare+0x64/0x580 [ 1461.462214][T12853] ? __pmd_alloc+0x30c/0x5d0 [ 1461.466841][T12853] __handle_mm_fault+0x3a8f/0x3e60 [ 1461.471996][T12853] ? vm_iomap_memory+0x190/0x190 [ 1461.477079][T12853] handle_mm_fault+0x2ba/0x9c0 [ 1461.481884][T12853] do_user_addr_fault+0x475/0x1230 [ 1461.487037][T12853] ? rcu_is_watching+0x12/0xb0 [ 1461.491865][T12853] exc_page_fault+0x98/0x170 [ 1461.496490][T12853] asm_exc_page_fault+0x26/0x30 [ 1461.501547][T12853] RIP: 0033:0x7f1946886cb6 [ 1461.505998][T12853] Code: 82 63 01 00 00 48 89 d1 f3 a4 c3 80 fa 08 73 12 80 fa 04 73 1e 80 fa 01 77 26 72 05 0f b6 0e 88 0f c3 48 8b 4c 16 f8 48 8b 36 <48> 89 4c 17 f8 48 89 37 c3 8b 4c 16 fc 8b 36 89 4c 17 fc 89 37 c3 [ 1461.525809][T12853] RSP: 002b:00007ffeb47750f8 EFLAGS: 00010246 [ 1461.531905][T12853] RAX: 0000000020000180 RBX: 0000000000000000 RCX: 006b6e696c766564 [ 1461.539900][T12853] RDX: 0000000000000008 RSI: 006b6e696c766564 RDI: 0000000020000180 [ 1461.547988][T12853] RBP: 00007ffeb47751b8 R08: 00007f1946800000 R09: 00007f1946400000 [ 1461.556424][T12853] R10: 00007f1946400068 R11: 0000000000000246 R12: 00000000001645a6 [ 1461.564421][T12853] R13: 00007ffeb47751e0 R14: 00007f19469abf80 R15: 0000000000000032 [ 1461.572440][T12853] [ 1461.590827][T12845] batman_adv: batadv1276: Interface activated: macvlan1083 09:07:32 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x77ef8}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1461.610190][T12853] memory: usage 307200kB, limit 307200kB, failcnt 1054 [ 1461.617112][T12853] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1461.624933][T12853] Memory cgroup stats for /syz4: [ 1461.625213][T12853] anon 135168 [ 1461.625213][T12853] file 376832 [ 1461.625213][T12853] kernel 314060800 [ 1461.625213][T12853] kernel_stack 65536 [ 1461.625213][T12853] pagetables 77824 [ 1461.625213][T12853] sec_pagetables 0 [ 1461.625213][T12853] percpu 5685696 [ 1461.625213][T12853] sock 0 [ 1461.625213][T12853] vmalloc 0 [ 1461.625213][T12853] shmem 368640 [ 1461.625213][T12853] zswap 0 [ 1461.625213][T12853] zswapped 0 [ 1461.625213][T12853] file_mapped 368640 [ 1461.625213][T12853] file_dirty 4096 [ 1461.625213][T12853] file_writeback 0 [ 1461.625213][T12853] swapcached 0 [ 1461.625213][T12853] anon_thp 0 [ 1461.625213][T12853] file_thp 0 [ 1461.625213][T12853] shmem_thp 0 [ 1461.625213][T12853] inactive_anon 442368 [ 1461.625213][T12853] active_anon 61440 [ 1461.625213][T12853] inactive_file 4096 [ 1461.625213][T12853] active_file 4096 [ 1461.625213][T12853] unevictable 0 [ 1461.625213][T12853] slab_reclaimable 17776 [ 1461.625213][T12853] slab_unreclaimable 308179376 [ 1461.625213][T12853] slab 308197152 [ 1461.625213][T12853] workingset_refault_anon 0 [ 1461.625213][T12853] workingset_refault_file 144 [ 1461.625213][T12853] workingset_activate_anon 0 [ 1461.625213][T12853] workingset_activate_file 0 [ 1461.625213][T12853] workingset_restore_anon 0 [ 1461.625213][T12853] workingset_restore_file 144 [ 1461.625213][T12853] workingset_nodereclaim 0 [ 1461.625213][T12853] pgscan 2259 [ 1461.625213][T12853] pgsteal 836 [ 1461.625213][T12853] pgscan_kswapd 798 [ 1461.625213][T12853] pgscan_direct 1461 [ 1461.625213][T12853] pgscan_khugepaged 0 [ 1461.625213][T12853] pgsteal_kswapd 79 [ 1461.625213][T12853] pgsteal_direct 757 [ 1461.625213][T12853] pgsteal_khugepaged 0 [ 1461.625213][T12853] pgfault 114757 [ 1461.625213][T12853] pgmajfault 50 [ 1461.625213][T12853] pgrefill 5042 [ 1461.625213][T12853] pgactivate 1163 [ 1461.625213][T12853] pgdeactivate 0 [ 1461.625213][T12853] pglazyfree 0 [ 1461.625213][T12853] pglazyfreed 0 [ 1461.625213][T12853] zswpin 0 [ 1461.625213][T12853] zswpout 0 09:07:32 executing program 3: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1, 0x7932c}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:07:32 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x1a1f, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1461.851148][T12856] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1461.883294][T12853] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz4,mems_allowed=0-1,oom_memcg=/syz4,task_memcg=/syz4,task=syz-executor.4,pid=12853,uid=0 [ 1461.914943][T12853] Memory cgroup out of memory: Killed process 12853 (syz-executor.4) total-vm:54548kB, anon-rss:508kB, file-rss:8576kB, shmem-rss:0kB, UID:0 pgtables:84kB oom_score_adj:1000 [ 1462.040673][T12865] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1462.069430][T12865] CPU: 1 PID: 12865 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1462.079929][T12865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1462.090030][T12865] Call Trace: [ 1462.093344][T12865] [ 1462.096310][T12865] dump_stack_lvl+0x136/0x150 [ 1462.101057][T12865] dump_header+0x10a/0xd70 [ 1462.105531][T12865] oom_kill_process+0x25d/0x600 [ 1462.110436][T12865] out_of_memory+0x35c/0x1660 [ 1462.115165][T12865] ? oom_killer_disable+0x2b0/0x2b0 [ 1462.120400][T12865] ? rcu_read_unlock+0x9/0x60 [ 1462.125112][T12865] ? find_held_lock+0x2d/0x110 [ 1462.129929][T12865] mem_cgroup_out_of_memory+0x206/0x270 [ 1462.135521][T12865] ? mem_cgroup_margin+0x130/0x130 [ 1462.140673][T12865] ? lock_downgrade+0x690/0x690 [ 1462.145575][T12865] try_charge_memcg+0xf9b/0x13b0 [ 1462.150591][T12865] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1462.156620][T12865] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1462.162374][T12865] ? lock_downgrade+0x690/0x690 [ 1462.167249][T12865] ? lock_downgrade+0x690/0x690 [ 1462.172135][T12865] obj_cgroup_charge+0x2af/0x5e0 [ 1462.177099][T12865] ? vm_area_dup+0x21/0x1f0 [ 1462.181627][T12865] kmem_cache_alloc+0xb1/0x3b0 [ 1462.186427][T12865] vm_area_dup+0x21/0x1f0 [ 1462.190877][T12865] __split_vma+0x199/0x810 [ 1462.195454][T12865] ? expand_stack+0x20/0x20 [ 1462.200003][T12865] ? vma_shrink+0x5b0/0x5b0 [ 1462.204554][T12865] ? mark_held_locks+0x9f/0xe0 [ 1462.209358][T12865] ? percpu_counter_add_batch+0x199/0x1e0 [ 1462.215118][T12865] ? lockdep_hardirqs_on+0x7d/0x100 [ 1462.220360][T12865] split_vma+0xc6/0x110 [ 1462.224649][T12865] mprotect_fixup+0x771/0xa60 [ 1462.229384][T12865] ? change_protection+0x3b30/0x3b30 [ 1462.234775][T12865] do_mprotect_pkey+0x95c/0xbe0 [ 1462.239669][T12865] ? mprotect_fixup+0xa60/0xa60 [ 1462.244561][T12865] ? up_write+0x1b4/0x520 [ 1462.248957][T12865] ? do_futex+0x360/0x360 [ 1462.253353][T12865] __x64_sys_mprotect+0x78/0xb0 [ 1462.258240][T12865] do_syscall_64+0x39/0xb0 [ 1462.262717][T12865] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 1462.268645][T12865] RIP: 0033:0x7fd1d3e8c277 [ 1462.273084][T12865] Code: 73 01 c3 48 c7 c1 b8 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 0a 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1462.292714][T12865] RSP: 002b:00007ffe413796c8 EFLAGS: 00000206 ORIG_RAX: 000000000000000a [ 1462.301150][T12865] RAX: ffffffffffffffda RBX: 0000000000021000 RCX: 00007fd1d3e8c277 [ 1462.309150][T12865] RDX: 0000000000000003 RSI: 0000000000020000 RDI: 00007fd1d4bb7000 [ 1462.317138][T12865] RBP: 00007ffe413797a0 R08: 00000000ffffffff R09: 00007fd1d4bd6700 [ 1462.325132][T12865] R10: 0000000000020022 R11: 0000000000000206 R12: 00007ffe413798c0 [ 1462.333122][T12865] R13: 00007fd1d4bd6700 R14: 0000000000000000 R15: 0000000000022000 [ 1462.341129][T12865] 09:07:33 executing program 4: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x14}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1462.506613][T12858] batman_adv: batadv632: Adding interface: macvlan432 [ 1462.530410][T12858] batman_adv: batadv632: The MTU of interface macvlan432 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1462.619355][T12865] memory: usage 307196kB, limit 307200kB, failcnt 3740 [ 1462.624007][T12858] batman_adv: batadv632: Interface activated: macvlan432 [ 1462.634798][T12865] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1462.650110][T12865] Memory cgroup stats for /syz1: [ 1462.653773][T12865] anon 143360 [ 1462.653773][T12865] file 344064 [ 1462.653773][T12865] kernel 314081280 [ 1462.653773][T12865] kernel_stack 65536 [ 1462.653773][T12865] pagetables 77824 [ 1462.653773][T12865] sec_pagetables 0 [ 1462.653773][T12865] percpu 5685696 [ 1462.653773][T12865] sock 0 [ 1462.653773][T12865] vmalloc 0 [ 1462.653773][T12865] shmem 339968 [ 1462.653773][T12865] zswap 0 [ 1462.653773][T12865] zswapped 0 [ 1462.653773][T12865] file_mapped 286720 [ 1462.653773][T12865] file_dirty 0 [ 1462.653773][T12865] file_writeback 0 [ 1462.653773][T12865] swapcached 0 [ 1462.653773][T12865] anon_thp 0 [ 1462.653773][T12865] file_thp 0 [ 1462.653773][T12865] shmem_thp 0 [ 1462.653773][T12865] inactive_anon 36864 [ 1462.653773][T12865] active_anon 446464 [ 1462.653773][T12865] inactive_file 0 [ 1462.653773][T12865] active_file 4096 [ 1462.653773][T12865] unevictable 0 [ 1462.653773][T12865] slab_reclaimable 17536 [ 1462.653773][T12865] slab_unreclaimable 308202040 [ 1462.653773][T12865] slab 308219576 [ 1462.653773][T12865] workingset_refault_anon 0 [ 1462.653773][T12865] workingset_refault_file 73 [ 1462.653773][T12865] workingset_activate_anon 0 [ 1462.653773][T12865] workingset_activate_file 0 [ 1462.653773][T12865] workingset_restore_anon 0 [ 1462.653773][T12865] workingset_restore_file 73 [ 1462.653773][T12865] workingset_nodereclaim 0 [ 1462.653773][T12865] pgscan 2571 [ 1462.653773][T12865] pgsteal 741 [ 1462.653773][T12865] pgscan_kswapd 1000 [ 1462.653773][T12865] pgscan_direct 1571 [ 1462.653773][T12865] pgscan_khugepaged 0 [ 1462.653773][T12865] pgsteal_kswapd 116 [ 1462.653773][T12865] pgsteal_direct 625 [ 1462.653773][T12865] pgsteal_khugepaged 0 [ 1462.653773][T12865] pgfault 111755 [ 1462.653773][T12865] pgmajfault 35 [ 1462.653773][T12865] pgrefill 1806 09:07:33 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x6000, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1462.653773][T12865] pgactivate 1519 [ 1462.653773][T12865] pgdeactivate 0 [ 1462.653773][T12865] pglazyfree 0 [ 1462.653773][T12865] pglazyfreed 0 [ 1462.653773][T12865] zswpin 0 [ 1462.653773][T12865] zswpout 0 [ 1462.877805][T12863] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1462.943060][T12865] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=12865,uid=0 [ 1462.967645][T12865] Memory cgroup out of memory: Killed process 12865 (syz-executor.1) total-vm:54680kB, anon-rss:508kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000 [ 1462.990896][T12870] syz-executor.3 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1463.002178][T12870] CPU: 0 PID: 12870 Comm: syz-executor.3 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1463.012652][T12870] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1463.022749][T12870] Call Trace: [ 1463.026073][T12870] [ 1463.029040][T12870] dump_stack_lvl+0x136/0x150 [ 1463.033772][T12870] dump_header+0x10a/0xd70 [ 1463.038250][T12870] oom_kill_process+0x25d/0x600 [ 1463.043157][T12870] out_of_memory+0x35c/0x1660 [ 1463.047901][T12870] ? oom_killer_disable+0x2b0/0x2b0 [ 1463.053147][T12870] ? rcu_read_unlock+0x9/0x60 [ 1463.057890][T12870] ? find_held_lock+0x2d/0x110 [ 1463.062747][T12870] mem_cgroup_out_of_memory+0x206/0x270 [ 1463.068363][T12870] ? mem_cgroup_margin+0x130/0x130 [ 1463.073533][T12870] ? lock_downgrade+0x690/0x690 [ 1463.078484][T12870] try_charge_memcg+0xf9b/0x13b0 [ 1463.083509][T12870] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1463.089558][T12870] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1463.095344][T12870] ? lock_downgrade+0x690/0x690 [ 1463.100235][T12870] ? lock_downgrade+0x690/0x690 [ 1463.105147][T12870] __memcg_kmem_charge_page+0x16e/0x3c0 [ 1463.110746][T12870] memcg_charge_kernel_stack.part.0+0x6c/0x150 [ 1463.116956][T12870] copy_process+0x4e3/0x7590 [ 1463.121577][T12870] ? __lock_acquire+0xbc5/0x5d40 [ 1463.126546][T12870] ? __cleanup_sighand+0xb0/0xb0 [ 1463.131516][T12870] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 1463.137525][T12870] ? psi_memstall_leave+0x174/0x250 [ 1463.142756][T12870] ? lock_downgrade+0x690/0x690 [ 1463.147641][T12870] kernel_clone+0xeb/0x890 [ 1463.152097][T12870] ? create_io_thread+0xf0/0xf0 [ 1463.156981][T12870] ? percpu_ref_put_many.constprop.0+0x6a/0x1b0 [ 1463.163263][T12870] ? lock_downgrade+0x690/0x690 [ 1463.168154][T12870] __do_sys_clone+0xba/0x100 [ 1463.172807][T12870] ? kernel_clone+0x890/0x890 [ 1463.177549][T12870] ? syscall_enter_from_user_mode+0x26/0x80 [ 1463.183473][T12870] do_syscall_64+0x39/0xb0 [ 1463.187952][T12870] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 1463.193966][T12870] RIP: 0033:0x7fcfdec8d591 [ 1463.198405][T12870] Code: 48 85 ff 74 3d 48 85 f6 74 38 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 7c 13 74 01 c3 31 ed 58 5f ff d0 48 89 c7 b8 3c 00 00 00 [ 1463.218051][T12870] RSP: 002b:00007ffeeb5c3178 EFLAGS: 00000206 ORIG_RAX: 0000000000000038 [ 1463.226502][T12870] RAX: ffffffffffffffda RBX: 00007fcfdfa97700 RCX: 00007fcfdec8d591 [ 1463.234504][T12870] RDX: 00007fcfdfa979d0 RSI: 00007fcfdfa972f0 RDI: 00000000003d0f00 [ 1463.242509][T12870] RBP: 00007ffeeb5c33c0 R08: 00007fcfdfa97700 R09: 00007fcfdfa97700 [ 1463.250566][T12870] R10: 00007fcfdfa979d0 R11: 0000000000000206 R12: 00007ffeeb5c322e [ 1463.258567][T12870] R13: 00007ffeeb5c322f R14: 00007fcfdfa97300 R15: 0000000000022000 [ 1463.266607][T12870] [ 1463.275519][T12870] memory: usage 307200kB, limit 307200kB, failcnt 296 [ 1463.282405][T12870] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1463.289612][T12870] Memory cgroup stats for /syz3: [ 1463.289852][T12870] anon 151552 [ 1463.289852][T12870] file 319488 [ 1463.289852][T12870] kernel 314101760 [ 1463.289852][T12870] kernel_stack 65536 [ 1463.289852][T12870] pagetables 81920 [ 1463.289852][T12870] sec_pagetables 0 [ 1463.289852][T12870] percpu 5685632 [ 1463.289852][T12870] sock 0 [ 1463.289852][T12870] vmalloc 0 [ 1463.289852][T12870] shmem 311296 [ 1463.289852][T12870] zswap 0 [ 1463.289852][T12870] zswapped 0 [ 1463.289852][T12870] file_mapped 311296 [ 1463.289852][T12870] file_dirty 4096 [ 1463.289852][T12870] file_writeback 0 [ 1463.289852][T12870] swapcached 0 [ 1463.289852][T12870] anon_thp 0 [ 1463.289852][T12870] file_thp 0 [ 1463.289852][T12870] shmem_thp 0 [ 1463.289852][T12870] inactive_anon 409600 [ 1463.289852][T12870] active_anon 53248 [ 1463.289852][T12870] inactive_file 0 [ 1463.289852][T12870] active_file 8192 [ 1463.289852][T12870] unevictable 0 [ 1463.289852][T12870] slab_reclaimable 19912 [ 1463.289852][T12870] slab_unreclaimable 308221744 [ 1463.289852][T12870] slab 308241656 [ 1463.289852][T12870] workingset_refault_anon 0 [ 1463.289852][T12870] workingset_refault_file 83 [ 1463.289852][T12870] workingset_activate_anon 0 [ 1463.289852][T12870] workingset_activate_file 0 [ 1463.289852][T12870] workingset_restore_anon 0 [ 1463.289852][T12870] workingset_restore_file 83 [ 1463.289852][T12870] workingset_nodereclaim 0 [ 1463.289852][T12870] pgscan 2932 [ 1463.289852][T12870] pgsteal 695 [ 1463.289852][T12870] pgscan_kswapd 1845 [ 1463.289852][T12870] pgscan_direct 1087 [ 1463.289852][T12870] pgscan_khugepaged 0 [ 1463.289852][T12870] pgsteal_kswapd 62 [ 1463.289852][T12870] pgsteal_direct 633 [ 1463.289852][T12870] pgsteal_khugepaged 0 [ 1463.289852][T12870] pgfault 111011 [ 1463.289852][T12870] pgmajfault 35 [ 1463.289852][T12870] pgrefill 3573 [ 1463.289852][T12870] pgactivate 1845 [ 1463.289852][T12870] pgdeactivate 0 [ 1463.289852][T12870] pglazyfree 0 [ 1463.289852][T12870] pglazyfreed 0 [ 1463.289852][T12870] zswpin 0 [ 1463.289852][T12870] zswpout 0 [ 1463.305073][T12867] batman_adv: batadv1249: Adding interface: macvlan1063 [ 1463.483052][T12870] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz3,mems_allowed=0-1,oom_memcg=/syz3,task_memcg=/syz3,task=syz-executor.3,pid=12870,uid=0 [ 1463.518359][T12870] Memory cgroup out of memory: Killed process 12870 (syz-executor.3) total-vm:54680kB, anon-rss:508kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:84kB oom_score_adj:1000 [ 1463.561779][T12878] syz-executor.4 invoked oom-killer: gfp_mask=0x400dc0(GFP_KERNEL_ACCOUNT|__GFP_ZERO), order=0, oom_score_adj=1000 [ 1463.582350][T12878] CPU: 1 PID: 12878 Comm: syz-executor.4 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1463.592837][T12878] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1463.602957][T12878] Call Trace: [ 1463.606292][T12878] [ 1463.609261][T12878] dump_stack_lvl+0x136/0x150 [ 1463.614011][T12878] dump_header+0x10a/0xd70 [ 1463.618503][T12878] oom_kill_process+0x25d/0x600 [ 1463.623418][T12878] out_of_memory+0x35c/0x1660 [ 1463.628168][T12878] ? oom_killer_disable+0x2b0/0x2b0 [ 1463.633429][T12878] ? rcu_read_unlock+0x9/0x60 [ 1463.638170][T12878] ? find_held_lock+0x2d/0x110 [ 1463.643014][T12878] mem_cgroup_out_of_memory+0x206/0x270 [ 1463.648742][T12878] ? mem_cgroup_margin+0x130/0x130 [ 1463.653921][T12878] ? lock_downgrade+0x690/0x690 [ 1463.658848][T12878] try_charge_memcg+0xf9b/0x13b0 [ 1463.663870][T12878] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1463.669921][T12878] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1463.675712][T12878] ? lock_downgrade+0x690/0x690 [ 1463.680631][T12878] ? lock_downgrade+0x690/0x690 [ 1463.685551][T12878] __memcg_kmem_charge_page+0x16e/0x3c0 [ 1463.691152][T12878] __alloc_pages+0x1f3/0x4a0 [ 1463.695815][T12878] ? __alloc_pages_slowpath.constprop.0+0x2170/0x2170 [ 1463.702647][T12878] ? __lock_acquire+0xbc5/0x5d40 [ 1463.707655][T12878] alloc_pages+0x1aa/0x270 [ 1463.712168][T12878] __pmd_alloc+0x3f/0x5d0 [ 1463.716545][T12878] __handle_mm_fault+0x932/0x3e60 [ 1463.721611][T12878] ? vm_iomap_memory+0x190/0x190 [ 1463.726636][T12878] handle_mm_fault+0x2ba/0x9c0 [ 1463.731445][T12878] do_user_addr_fault+0x475/0x1230 [ 1463.736619][T12878] ? rcu_is_watching+0x12/0xb0 [ 1463.741425][T12878] exc_page_fault+0x98/0x170 [ 1463.746059][T12878] asm_exc_page_fault+0x26/0x30 [ 1463.750958][T12878] RIP: 0033:0x7f1946886cb6 [ 1463.755397][T12878] Code: 82 63 01 00 00 48 89 d1 f3 a4 c3 80 fa 08 73 12 80 fa 04 73 1e 80 fa 01 77 26 72 05 0f b6 0e 88 0f c3 48 8b 4c 16 f8 48 8b 36 <48> 89 4c 17 f8 48 89 37 c3 8b 4c 16 fc 8b 36 89 4c 17 fc 89 37 c3 [ 1463.775295][T12878] RSP: 002b:00007ffeb47750f8 EFLAGS: 00010246 [ 1463.781395][T12878] RAX: 0000000020000180 RBX: 0000000000000000 RCX: 006b6e696c766564 [ 1463.789405][T12878] RDX: 0000000000000008 RSI: 006b6e696c766564 RDI: 0000000020000180 [ 1463.797581][T12878] RBP: 00007ffeb47751b8 R08: 00007f1946800000 R09: 00007f1946400000 [ 1463.805579][T12878] R10: 00007f1946400068 R11: 0000000000000246 R12: 0000000000164b5b [ 1463.813584][T12878] R13: 00007ffeb47751e0 R14: 00007f19469abf80 R15: 0000000000000032 [ 1463.821594][T12878] [ 1463.839150][T12878] memory: usage 307200kB, limit 307200kB, failcnt 1151 [ 1463.846204][T12867] batman_adv: batadv1249: The MTU of interface macvlan1063 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1463.872658][T12878] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1463.888065][T12878] Memory cgroup stats for /syz4: [ 1463.888303][T12878] anon 135168 [ 1463.888303][T12878] file 380928 [ 1463.888303][T12878] kernel 314056704 [ 1463.888303][T12878] kernel_stack 65536 [ 1463.888303][T12878] pagetables 69632 [ 1463.888303][T12878] sec_pagetables 0 [ 1463.888303][T12878] percpu 5685696 [ 1463.888303][T12878] sock 0 [ 1463.888303][T12878] vmalloc 0 [ 1463.888303][T12878] shmem 368640 [ 1463.888303][T12878] zswap 0 [ 1463.888303][T12878] zswapped 0 [ 1463.888303][T12878] file_mapped 368640 [ 1463.888303][T12878] file_dirty 8192 [ 1463.888303][T12878] file_writeback 0 [ 1463.888303][T12878] swapcached 0 [ 1463.888303][T12878] anon_thp 0 [ 1463.888303][T12878] file_thp 0 [ 1463.888303][T12878] shmem_thp 0 [ 1463.888303][T12878] inactive_anon 57344 [ 1463.888303][T12878] active_anon 446464 [ 1463.888303][T12878] inactive_file 0 [ 1463.888303][T12878] active_file 12288 [ 1463.888303][T12878] unevictable 0 [ 1463.888303][T12878] slab_reclaimable 18016 [ 1463.888303][T12878] slab_unreclaimable 308179376 [ 1463.888303][T12878] slab 308197392 [ 1463.888303][T12878] workingset_refault_anon 0 [ 1463.888303][T12878] workingset_refault_file 144 [ 1463.888303][T12878] workingset_activate_anon 0 [ 1463.888303][T12878] workingset_activate_file 0 [ 1463.888303][T12878] workingset_restore_anon 0 [ 1463.888303][T12878] workingset_restore_file 144 [ 1463.888303][T12878] workingset_nodereclaim 0 [ 1463.888303][T12878] pgscan 2411 [ 1463.888303][T12878] pgsteal 849 [ 1463.888303][T12878] pgscan_kswapd 798 [ 1463.888303][T12878] pgscan_direct 1613 [ 1463.888303][T12878] pgscan_khugepaged 0 [ 1463.888303][T12878] pgsteal_kswapd 79 [ 1463.888303][T12878] pgsteal_direct 770 [ 1463.888303][T12878] pgsteal_khugepaged 0 [ 1463.888303][T12878] pgfault 114851 [ 1463.888303][T12878] pgmajfault 58 [ 1463.888303][T12878] pgrefill 5330 [ 1463.888303][T12878] pgactivate 1302 [ 1463.888303][T12878] pgdeactivate 0 09:07:35 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x77ef9}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1463.888303][T12878] pglazyfree 0 [ 1463.888303][T12878] pglazyfreed 0 [ 1463.888303][T12878] zswpin 0 [ 1463.888303][T12878] zswpout 0 [ 1464.080728][T12867] batman_adv: batadv1249: Interface activated: macvlan1063 09:07:35 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x2e010000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) 09:07:35 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x1f00, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) 09:07:35 executing program 3: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1, 0x7932d}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1464.181396][T12878] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz4,mems_allowed=0-1,oom_memcg=/syz4,task_memcg=/syz4,task=syz-executor.4,pid=12878,uid=0 09:07:35 executing program 4: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x15}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1464.223770][T12883] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1464.244602][T12878] Memory cgroup out of memory: Killed process 12878 (syz-executor.4) total-vm:54548kB, anon-rss:508kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:76kB oom_score_adj:1000 [ 1464.484209][T12891] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1464.539709][T12891] CPU: 1 PID: 12891 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1464.550241][T12891] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1464.560355][T12891] Call Trace: [ 1464.563687][T12891] [ 1464.566663][T12891] dump_stack_lvl+0x136/0x150 [ 1464.571401][T12891] dump_header+0x10a/0xd70 [ 1464.575892][T12891] oom_kill_process+0x25d/0x600 [ 1464.580804][T12891] out_of_memory+0x35c/0x1660 [ 1464.585548][T12891] ? find_held_lock+0x2d/0x110 [ 1464.590386][T12891] ? oom_killer_disable+0x2b0/0x2b0 [ 1464.595641][T12891] ? rcu_read_unlock+0x9/0x60 [ 1464.600386][T12891] ? find_held_lock+0x2d/0x110 [ 1464.605225][T12891] mem_cgroup_out_of_memory+0x206/0x270 [ 1464.610845][T12891] ? mem_cgroup_margin+0x130/0x130 [ 1464.615232][T12884] batman_adv: batadv633: Adding interface: macvlan433 [ 1464.615995][T12891] ? lock_downgrade+0x690/0x690 [ 1464.616057][T12891] try_charge_memcg+0xf9b/0x13b0 [ 1464.632709][T12891] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1464.638788][T12891] ? rcu_read_unlock+0x9/0x60 [ 1464.641420][T12884] batman_adv: batadv633: The MTU of interface macvlan433 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1464.643602][T12891] ? lock_downgrade+0x690/0x690 [ 1464.643664][T12891] charge_memcg+0x90/0x3b0 [ 1464.678785][T12891] __mem_cgroup_charge+0x2b/0x90 [ 1464.683792][T12891] __handle_mm_fault+0x1895/0x3e60 [ 1464.688986][T12891] ? vm_iomap_memory+0x190/0x190 [ 1464.694024][T12891] handle_mm_fault+0x2ba/0x9c0 [ 1464.698875][T12891] do_user_addr_fault+0x475/0x1230 [ 1464.704067][T12884] batman_adv: batadv633: Interface activated: macvlan433 [ 1464.704070][T12891] ? rcu_is_watching+0x12/0xb0 [ 1464.715915][T12891] exc_page_fault+0x98/0x170 [ 1464.720572][T12891] asm_exc_page_fault+0x26/0x30 [ 1464.725484][T12891] RIP: 0033:0x7fd1d3e3e171 [ 1464.729944][T12891] Code: 3d 00 f0 ff ff 77 72 c3 90 55 48 83 ec 30 44 89 4c 24 2c 4c 89 44 24 20 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 89 4c 24 28 fa fa ff ff 44 8b 4c 24 2c 4c 8b 44 24 20 89 c5 44 8b 54 24 28 [ 1464.749785][T12891] RSP: 002b:00007fd1d4bf6000 EFLAGS: 00010206 [ 1464.755917][T12891] RAX: 0000000000000001 RBX: 00007fd1d4bf60f0 RCX: 0000000000000000 [ 1464.763937][T12891] RDX: 0000000000000020 RSI: 00007fd1d4bf6140 RDI: 0000000000000003 [ 1464.771952][T12891] RBP: 0000000000000000 R08: 00007fd1d4bf6054 R09: 000000000000000c [ 1464.779969][T12891] R10: 0000000000000000 R11: 000000002000018f R12: 00007fd1d4bf60a8 09:07:35 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x6558, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1464.788015][T12891] R13: 00007fd1d4bf6140 R14: 0000000000000003 R15: 0000000000000000 [ 1464.796069][T12891] [ 1464.833563][T12897] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.0'. 09:07:36 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x1f1a, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) 09:07:36 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x34020000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) [ 1465.153393][T12908] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. 09:07:36 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x4800, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1465.357502][T12891] memory: usage 307184kB, limit 307200kB, failcnt 3833 [ 1465.382674][T12891] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1465.405760][T12891] Memory cgroup stats for /syz1: [ 1465.406054][T12891] anon 139264 [ 1465.406054][T12891] file 352256 [ 1465.406054][T12891] kernel 314064896 [ 1465.406054][T12891] kernel_stack 65536 [ 1465.406054][T12891] pagetables 77824 [ 1465.406054][T12891] sec_pagetables 0 [ 1465.406054][T12891] percpu 5685632 [ 1465.406054][T12891] sock 0 [ 1465.406054][T12891] vmalloc 0 [ 1465.406054][T12891] shmem 339968 [ 1465.406054][T12891] zswap 0 [ 1465.406054][T12891] zswapped 0 [ 1465.406054][T12891] file_mapped 286720 [ 1465.406054][T12891] file_dirty 4096 [ 1465.406054][T12891] file_writeback 0 [ 1465.406054][T12891] swapcached 0 [ 1465.406054][T12891] anon_thp 0 [ 1465.406054][T12891] file_thp 0 [ 1465.406054][T12891] shmem_thp 0 [ 1465.406054][T12891] inactive_anon 421888 [ 1465.406054][T12891] active_anon 57344 [ 1465.406054][T12891] inactive_file 4096 [ 1465.406054][T12891] active_file 8192 [ 1465.406054][T12891] unevictable 0 [ 1465.406054][T12891] slab_reclaimable 17536 [ 1465.406054][T12891] slab_unreclaimable 308190128 [ 1465.406054][T12891] slab 308207664 [ 1465.406054][T12891] workingset_refault_anon 0 [ 1465.406054][T12891] workingset_refault_file 73 [ 1465.406054][T12891] workingset_activate_anon 0 [ 1465.406054][T12891] workingset_activate_file 0 [ 1465.406054][T12891] workingset_restore_anon 0 [ 1465.406054][T12891] workingset_restore_file 73 [ 1465.406054][T12891] workingset_nodereclaim 0 [ 1465.406054][T12891] pgscan 2723 [ 1465.406054][T12891] pgsteal 741 [ 1465.406054][T12891] pgscan_kswapd 1095 [ 1465.406054][T12891] pgscan_direct 1628 [ 1465.406054][T12891] pgscan_khugepaged 0 [ 1465.406054][T12891] pgsteal_kswapd 116 [ 1465.406054][T12891] pgsteal_direct 625 [ 1465.406054][T12891] pgsteal_khugepaged 0 [ 1465.406054][T12891] pgfault 111823 [ 1465.406054][T12891] pgmajfault 35 [ 1465.406054][T12891] pgrefill 1865 [ 1465.406054][T12891] pgactivate 1519 [ 1465.406054][T12891] pgdeactivate 0 [ 1465.406054][T12891] pglazyfree 0 [ 1465.406054][T12891] pglazyfreed 0 [ 1465.406054][T12891] zswpin 0 [ 1465.406054][T12891] zswpout 0 [ 1465.606938][T12891] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=12885,uid=0 [ 1465.629976][T12911] batman_adv: batadv634: Adding interface: macvlan434 [ 1465.636815][T12911] batman_adv: batadv634: The MTU of interface macvlan434 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1465.647816][T12891] Memory cgroup out of memory: Killed process 12885 (syz-executor.1) total-vm:54548kB, anon-rss:380kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000 09:07:36 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x77efa}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1465.866968][T12898] syz-executor.4 invoked oom-killer: gfp_mask=0x400dc0(GFP_KERNEL_ACCOUNT|__GFP_ZERO), order=0, oom_score_adj=1000 [ 1465.879092][T12911] batman_adv: batadv634: Interface activated: macvlan434 [ 1465.891540][T12898] CPU: 1 PID: 12898 Comm: syz-executor.4 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1465.902034][T12898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1465.912135][T12898] Call Trace: [ 1465.915453][T12898] [ 1465.918427][T12898] dump_stack_lvl+0x136/0x150 [ 1465.923166][T12898] dump_header+0x10a/0xd70 [ 1465.927653][T12898] oom_kill_process+0x25d/0x600 [ 1465.932570][T12898] out_of_memory+0x35c/0x1660 [ 1465.937301][T12898] ? find_held_lock+0x2d/0x110 [ 1465.942109][T12898] ? oom_killer_disable+0x2b0/0x2b0 [ 1465.947342][T12898] ? rcu_read_unlock+0x9/0x60 [ 1465.952059][T12898] ? find_held_lock+0x2d/0x110 [ 1465.956872][T12898] mem_cgroup_out_of_memory+0x206/0x270 [ 1465.962451][T12898] ? mem_cgroup_margin+0x130/0x130 [ 1465.967595][T12898] ? lock_downgrade+0x690/0x690 [ 1465.972500][T12898] try_charge_memcg+0xf9b/0x13b0 [ 1465.977493][T12898] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1465.983521][T12898] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1465.989457][T12898] ? lock_downgrade+0x690/0x690 [ 1465.994342][T12898] ? lock_downgrade+0x690/0x690 [ 1465.999244][T12898] __memcg_kmem_charge_page+0x16e/0x3c0 [ 1466.004814][T12898] __alloc_pages+0x1f3/0x4a0 [ 1466.009433][T12898] ? __alloc_pages_slowpath.constprop.0+0x2170/0x2170 [ 1466.016224][T12898] ? print_usage_bug.part.0+0x660/0x660 [ 1466.021812][T12898] ? find_held_lock+0x2d/0x110 [ 1466.026637][T12898] alloc_pages+0x1aa/0x270 [ 1466.031104][T12898] pte_alloc_one+0x1a/0x230 [ 1466.035654][T12898] __pte_alloc+0x6d/0x260 [ 1466.040019][T12898] ? pmd_install+0x160/0x160 [ 1466.044640][T12898] ? _raw_spin_unlock+0x28/0x40 [ 1466.049582][T12898] ? __pmd_alloc+0x30c/0x5d0 [ 1466.054207][T12898] __handle_mm_fault+0x3626/0x3e60 [ 1466.059360][T12898] ? vm_iomap_memory+0x190/0x190 [ 1466.064384][T12898] handle_mm_fault+0x2ba/0x9c0 [ 1466.069189][T12898] do_user_addr_fault+0x475/0x1230 [ 1466.074340][T12898] ? rcu_is_watching+0x12/0xb0 [ 1466.079164][T12898] exc_page_fault+0x98/0x170 [ 1466.083796][T12898] asm_exc_page_fault+0x26/0x30 [ 1466.088677][T12898] RIP: 0033:0x7f1946886cb6 [ 1466.093124][T12898] Code: 82 63 01 00 00 48 89 d1 f3 a4 c3 80 fa 08 73 12 80 fa 04 73 1e 80 fa 01 77 26 72 05 0f b6 0e 88 0f c3 48 8b 4c 16 f8 48 8b 36 <48> 89 4c 17 f8 48 89 37 c3 8b 4c 16 fc 8b 36 89 4c 17 fc 89 37 c3 [ 1466.112760][T12898] RSP: 002b:00007ffeb47750f8 EFLAGS: 00010246 [ 1466.118854][T12898] RAX: 0000000020000180 RBX: 0000000000000000 RCX: 006b6e696c766564 [ 1466.126844][T12898] RDX: 0000000000000008 RSI: 006b6e696c766564 RDI: 0000000020000180 [ 1466.134942][T12898] RBP: 00007ffeb47751b8 R08: 00007f1946800000 R09: 00007f1946400000 [ 1466.142938][T12898] R10: 00007f1946400068 R11: 0000000000000246 R12: 00000000001652fc [ 1466.150935][T12898] R13: 00007ffeb47751e0 R14: 00007f19469abf80 R15: 0000000000000032 [ 1466.158962][T12898] 09:07:37 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x8100, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1466.182403][T12898] memory: usage 307200kB, limit 307200kB, failcnt 1231 [ 1466.194162][T12898] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1466.205302][T12898] Memory cgroup stats for /syz4: [ 1466.205589][T12898] anon 135168 [ 1466.205589][T12898] file 380928 [ 1466.205589][T12898] kernel 314056704 [ 1466.205589][T12898] kernel_stack 65536 [ 1466.205589][T12898] pagetables 73728 [ 1466.205589][T12898] sec_pagetables 0 [ 1466.205589][T12898] percpu 5685696 [ 1466.205589][T12898] sock 0 [ 1466.205589][T12898] vmalloc 0 [ 1466.205589][T12898] shmem 368640 [ 1466.205589][T12898] zswap 0 [ 1466.205589][T12898] zswapped 0 [ 1466.205589][T12898] file_mapped 368640 [ 1466.205589][T12898] file_dirty 8192 [ 1466.205589][T12898] file_writeback 0 [ 1466.205589][T12898] swapcached 0 [ 1466.205589][T12898] anon_thp 0 [ 1466.205589][T12898] file_thp 0 [ 1466.205589][T12898] shmem_thp 0 [ 1466.205589][T12898] inactive_anon 442368 [ 1466.205589][T12898] active_anon 61440 [ 1466.205589][T12898] inactive_file 8192 [ 1466.205589][T12898] active_file 4096 [ 1466.205589][T12898] unevictable 0 [ 1466.205589][T12898] slab_reclaimable 18016 [ 1466.205589][T12898] slab_unreclaimable 308179376 [ 1466.205589][T12898] slab 308197392 [ 1466.205589][T12898] workingset_refault_anon 0 [ 1466.205589][T12898] workingset_refault_file 144 [ 1466.205589][T12898] workingset_activate_anon 0 [ 1466.205589][T12898] workingset_activate_file 0 [ 1466.205589][T12898] workingset_restore_anon 0 [ 1466.205589][T12898] workingset_restore_file 144 [ 1466.205589][T12898] workingset_nodereclaim 0 [ 1466.205589][T12898] pgscan 2449 [ 1466.205589][T12898] pgsteal 849 [ 1466.205589][T12898] pgscan_kswapd 798 [ 1466.205589][T12898] pgscan_direct 1651 [ 1466.205589][T12898] pgscan_khugepaged 0 [ 1466.205589][T12898] pgsteal_kswapd 79 [ 1466.205589][T12898] pgsteal_direct 770 [ 1466.205589][T12898] pgsteal_khugepaged 0 [ 1466.205589][T12898] pgfault 114922 [ 1466.205589][T12898] pgmajfault 58 [ 1466.205589][T12898] pgrefill 5778 [ 1466.205589][T12898] pgactivate 1340 [ 1466.205589][T12898] pgdeactivate 0 [ 1466.205589][T12898] pglazyfree 0 [ 1466.205589][T12898] pglazyfreed 0 [ 1466.205589][T12898] zswpin 0 [ 1466.205589][T12898] zswpout 0 [ 1466.402119][T12898] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz4,mems_allowed=0-1,oom_memcg=/syz4,task_memcg=/syz4,task=syz-executor.4,pid=12898,uid=0 [ 1466.437342][T12918] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1466.448004][T12898] Memory cgroup out of memory: Killed process 12898 (syz-executor.4) total-vm:54548kB, anon-rss:508kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000 [ 1466.485436][T12889] syz-executor.3 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1466.518136][T12889] CPU: 0 PID: 12889 Comm: syz-executor.3 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1466.528633][T12889] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1466.538734][T12889] Call Trace: [ 1466.542047][T12889] [ 1466.545011][T12889] dump_stack_lvl+0x136/0x150 [ 1466.549737][T12889] dump_header+0x10a/0xd70 [ 1466.554212][T12889] oom_kill_process+0x25d/0x600 [ 1466.559128][T12889] out_of_memory+0x35c/0x1660 [ 1466.563865][T12889] ? oom_killer_disable+0x2b0/0x2b0 [ 1466.569126][T12889] ? rcu_read_unlock+0x9/0x60 [ 1466.573862][T12889] ? find_held_lock+0x2d/0x110 [ 1466.578698][T12889] mem_cgroup_out_of_memory+0x206/0x270 [ 1466.584300][T12889] ? mem_cgroup_margin+0x130/0x130 [ 1466.589472][T12889] ? lock_downgrade+0x690/0x690 [ 1466.594400][T12889] try_charge_memcg+0xf9b/0x13b0 [ 1466.599443][T12889] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1466.605506][T12889] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1466.611298][T12889] ? lock_downgrade+0x690/0x690 [ 1466.616207][T12889] ? lock_downgrade+0x690/0x690 [ 1466.621127][T12889] __memcg_kmem_charge_page+0x16e/0x3c0 [ 1466.626705][T12889] memcg_charge_kernel_stack.part.0+0x6c/0x150 [ 1466.632899][T12889] copy_process+0x4e3/0x7590 [ 1466.637526][T12889] ? find_held_lock+0x2d/0x110 [ 1466.642349][T12889] ? __cleanup_sighand+0xb0/0xb0 [ 1466.647318][T12889] ? lock_downgrade+0x690/0x690 [ 1466.652199][T12889] ? folio_flags.constprop.0+0x53/0x150 [ 1466.657798][T12889] ? folio_add_lru+0x47f/0x7c0 [ 1466.662615][T12889] kernel_clone+0xeb/0x890 [ 1466.667064][T12889] ? create_io_thread+0xf0/0xf0 [ 1466.671952][T12889] ? vm_iomap_memory+0x190/0x190 [ 1466.676925][T12889] ? find_held_lock+0x2d/0x110 [ 1466.681746][T12889] __do_sys_clone+0xba/0x100 [ 1466.686393][T12889] ? kernel_clone+0x890/0x890 [ 1466.691123][T12889] ? syscall_enter_from_user_mode+0x26/0x80 [ 1466.697060][T12889] do_syscall_64+0x39/0xb0 [ 1466.701537][T12889] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 1466.707474][T12889] RIP: 0033:0x7fcfdec8d591 [ 1466.711912][T12889] Code: 48 85 ff 74 3d 48 85 f6 74 38 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 7c 13 74 01 c3 31 ed 58 5f ff d0 48 89 c7 b8 3c 00 00 00 09:07:37 executing program 4: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x16}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1466.731547][T12889] RSP: 002b:00007ffeeb5c3178 EFLAGS: 00000206 ORIG_RAX: 0000000000000038 [ 1466.739993][T12889] RAX: ffffffffffffffda RBX: 00007fcfdfa97700 RCX: 00007fcfdec8d591 [ 1466.747995][T12889] RDX: 00007fcfdfa979d0 RSI: 00007fcfdfa972f0 RDI: 00000000003d0f00 [ 1466.755990][T12889] RBP: 00007ffeeb5c33c0 R08: 00007fcfdfa97700 R09: 00007fcfdfa97700 [ 1466.763983][T12889] R10: 00007fcfdfa979d0 R11: 0000000000000206 R12: 00007ffeeb5c322e [ 1466.771976][T12889] R13: 00007ffeeb5c322f R14: 00007fcfdfa97300 R15: 0000000000022000 [ 1466.779990][T12889] [ 1466.840904][T12889] memory: usage 307200kB, limit 307200kB, failcnt 425 [ 1466.848477][T12889] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1466.869358][T12889] Memory cgroup stats for /syz3: [ 1466.869625][T12889] anon 151552 [ 1466.869625][T12889] file 319488 [ 1466.869625][T12889] kernel 314101760 [ 1466.869625][T12889] kernel_stack 65536 [ 1466.869625][T12889] pagetables 81920 [ 1466.869625][T12889] sec_pagetables 0 [ 1466.869625][T12889] percpu 5685632 [ 1466.869625][T12889] sock 0 [ 1466.869625][T12889] vmalloc 0 [ 1466.869625][T12889] shmem 311296 [ 1466.869625][T12889] zswap 0 [ 1466.869625][T12889] zswapped 0 [ 1466.869625][T12889] file_mapped 311296 [ 1466.869625][T12889] file_dirty 8192 [ 1466.869625][T12889] file_writeback 0 [ 1466.869625][T12889] swapcached 0 [ 1466.869625][T12889] anon_thp 0 [ 1466.869625][T12889] file_thp 0 [ 1466.869625][T12889] shmem_thp 0 [ 1466.869625][T12889] inactive_anon 385024 [ 1466.869625][T12889] active_anon 77824 [ 1466.869625][T12889] inactive_file 4096 [ 1466.869625][T12889] active_file 4096 [ 1466.869625][T12889] unevictable 0 [ 1466.869625][T12889] slab_reclaimable 19912 [ 1466.869625][T12889] slab_unreclaimable 308221744 [ 1466.869625][T12889] slab 308241656 [ 1466.869625][T12889] workingset_refault_anon 0 [ 1466.869625][T12889] workingset_refault_file 83 [ 1466.869625][T12889] workingset_activate_anon 0 [ 1466.869625][T12889] workingset_activate_file 0 [ 1466.869625][T12889] workingset_restore_anon 0 [ 1466.869625][T12889] workingset_restore_file 83 [ 1466.869625][T12889] workingset_nodereclaim 0 [ 1466.869625][T12889] pgscan 2940 [ 1466.869625][T12889] pgsteal 695 [ 1466.869625][T12889] pgscan_kswapd 1845 [ 1466.869625][T12889] pgscan_direct 1095 [ 1466.869625][T12889] pgscan_khugepaged 0 [ 1466.869625][T12889] pgsteal_kswapd 62 [ 1466.869625][T12889] pgsteal_direct 633 [ 1466.869625][T12889] pgsteal_khugepaged 0 [ 1466.869625][T12889] pgfault 111082 [ 1466.869625][T12889] pgmajfault 36 [ 1466.869625][T12889] pgrefill 4198 [ 1466.869625][T12889] pgactivate 1853 [ 1466.869625][T12889] pgdeactivate 0 [ 1466.869625][T12889] pglazyfree 0 [ 1466.869625][T12889] pglazyfreed 0 [ 1466.869625][T12889] zswpin 0 [ 1466.869625][T12889] zswpout 0 09:07:38 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x3a020000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) [ 1467.085549][T12920] batman_adv: batadv1251: Adding interface: macvlan1064 [ 1467.092721][T12920] batman_adv: batadv1251: The MTU of interface macvlan1064 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1467.122816][T12920] batman_adv: batadv1251: Interface activated: macvlan1064 09:07:38 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x4c00, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1467.190586][T12889] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz3,mems_allowed=0-1,oom_memcg=/syz3,task_memcg=/syz3,task=syz-executor.3,pid=12889,uid=0 [ 1467.240433][T12931] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1467.379512][T12889] Memory cgroup out of memory: Killed process 12889 (syz-executor.3) total-vm:54680kB, anon-rss:380kB, file-rss:8784kB, shmem-rss:0kB, UID:0 pgtables:84kB oom_score_adj:1000 [ 1467.441085][T12932] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1467.469195][T12932] CPU: 0 PID: 12932 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1467.479715][T12932] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1467.489831][T12932] Call Trace: [ 1467.493156][T12933] batman_adv: batadv635: Adding interface: macvlan435 [ 1467.493220][T12932] [ 1467.493235][T12932] dump_stack_lvl+0x136/0x150 [ 1467.507702][T12932] dump_header+0x10a/0xd70 [ 1467.509510][T12933] batman_adv: batadv635: The MTU of interface macvlan435 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 09:07:38 executing program 3: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1, 0x7932e}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1467.512172][T12932] oom_kill_process+0x25d/0x600 [ 1467.512223][T12932] out_of_memory+0x35c/0x1660 [ 1467.547744][T12932] ? oom_killer_disable+0x2b0/0x2b0 [ 1467.553017][T12932] ? rcu_read_unlock+0x9/0x60 [ 1467.557771][T12932] ? find_held_lock+0x2d/0x110 [ 1467.562624][T12932] mem_cgroup_out_of_memory+0x206/0x270 [ 1467.568250][T12932] ? mem_cgroup_margin+0x130/0x130 [ 1467.573447][T12932] ? lock_downgrade+0x690/0x690 [ 1467.578432][T12932] try_charge_memcg+0xf9b/0x13b0 [ 1467.583471][T12932] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1467.589554][T12932] ? rcu_read_unlock+0x9/0x60 [ 1467.594442][T12932] ? lock_downgrade+0x690/0x690 [ 1467.599385][T12932] charge_memcg+0x90/0x3b0 [ 1467.603876][T12932] __mem_cgroup_charge+0x2b/0x90 [ 1467.608880][T12932] __handle_mm_fault+0x1895/0x3e60 [ 1467.610201][T12933] batman_adv: batadv635: Interface activated: macvlan435 [ 1467.614044][T12932] ? vm_iomap_memory+0x190/0x190 [ 1467.614121][T12932] handle_mm_fault+0x2ba/0x9c0 [ 1467.630919][T12932] do_user_addr_fault+0x475/0x1230 [ 1467.636122][T12932] ? rcu_is_watching+0x12/0xb0 [ 1467.640964][T12932] exc_page_fault+0x98/0x170 [ 1467.645626][T12932] asm_exc_page_fault+0x26/0x30 [ 1467.650814][T12932] RIP: 0033:0x7fd1d3e3e171 [ 1467.655283][T12932] Code: 3d 00 f0 ff ff 77 72 c3 90 55 48 83 ec 30 44 89 4c 24 2c 4c 89 44 24 20 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 89 4c 24 28 fa fa ff ff 44 8b 4c 24 2c 4c 8b 44 24 20 89 c5 44 8b 54 24 28 [ 1467.675044][T12932] RSP: 002b:00007fd1d4bf6000 EFLAGS: 00010206 [ 1467.681177][T12932] RAX: 0000000000000001 RBX: 00007fd1d4bf60f0 RCX: 0000000000000000 09:07:38 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0xf000, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1467.689338][T12932] RDX: 0000000000000020 RSI: 00007fd1d4bf6140 RDI: 0000000000000003 [ 1467.697380][T12932] RBP: 0000000000000000 R08: 00007fd1d4bf6054 R09: 000000000000000c [ 1467.705504][T12932] R10: 0000000000000000 R11: 000000002000018f R12: 00007fd1d4bf60a8 [ 1467.713533][T12932] R13: 00007fd1d4bf6140 R14: 0000000000000003 R15: 0000000000000000 [ 1467.721587][T12932] [ 1467.886430][T12943] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.0'. 09:07:39 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x5865, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1468.073749][T12932] memory: usage 307184kB, limit 307200kB, failcnt 3910 [ 1468.083496][T12932] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1468.101832][T12932] Memory cgroup stats for /syz1: [ 1468.102219][T12932] anon 139264 [ 1468.102219][T12932] file 352256 [ 1468.102219][T12932] kernel 314064896 [ 1468.102219][T12932] kernel_stack 65536 [ 1468.102219][T12932] pagetables 77824 [ 1468.102219][T12932] sec_pagetables 0 [ 1468.102219][T12932] percpu 5685632 [ 1468.102219][T12932] sock 0 [ 1468.102219][T12932] vmalloc 0 [ 1468.102219][T12932] shmem 339968 [ 1468.102219][T12932] zswap 0 [ 1468.102219][T12932] zswapped 0 [ 1468.102219][T12932] file_mapped 286720 [ 1468.102219][T12932] file_dirty 4096 [ 1468.102219][T12932] file_writeback 0 [ 1468.102219][T12932] swapcached 0 [ 1468.102219][T12932] anon_thp 0 [ 1468.102219][T12932] file_thp 0 [ 1468.102219][T12932] shmem_thp 0 [ 1468.102219][T12932] inactive_anon 45056 [ 1468.102219][T12932] active_anon 434176 [ 1468.102219][T12932] inactive_file 8192 [ 1468.102219][T12932] active_file 4096 [ 1468.102219][T12932] unevictable 0 [ 1468.102219][T12932] slab_reclaimable 17536 [ 1468.102219][T12932] slab_unreclaimable 308190128 [ 1468.102219][T12932] slab 308207664 [ 1468.102219][T12932] workingset_refault_anon 0 [ 1468.102219][T12932] workingset_refault_file 73 [ 1468.102219][T12932] workingset_activate_anon 0 [ 1468.102219][T12932] workingset_activate_file 0 [ 1468.102219][T12932] workingset_restore_anon 0 [ 1468.102219][T12932] workingset_restore_file 73 [ 1468.102219][T12932] workingset_nodereclaim 0 [ 1468.102219][T12932] pgscan 2920 [ 1468.102219][T12932] pgsteal 741 [ 1468.102219][T12932] pgscan_kswapd 1243 [ 1468.102219][T12932] pgscan_direct 1677 [ 1468.102219][T12932] pgscan_khugepaged 0 [ 1468.102219][T12932] pgsteal_kswapd 116 [ 1468.102219][T12932] pgsteal_direct 625 [ 1468.102219][T12932] pgsteal_khugepaged 0 [ 1468.102219][T12932] pgfault 111889 [ 1468.102219][T12932] pgmajfault 35 [ 1468.102219][T12932] pgrefill 1918 [ 1468.102219][T12932] pgactivate 1519 [ 1468.102219][T12932] pgdeactivate 0 [ 1468.102219][T12932] pglazyfree 0 [ 1468.102219][T12932] pglazyfreed 0 [ 1468.102219][T12932] zswpin 0 [ 1468.102219][T12932] zswpout 0 [ 1468.488072][T12946] batman_adv: batadv1252: Adding interface: macvlan1065 [ 1468.506335][T12946] batman_adv: batadv1252: The MTU of interface macvlan1065 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1468.589102][T12932] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=12927,uid=0 [ 1468.592238][T12946] batman_adv: batadv1252: Interface activated: macvlan1065 09:07:39 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x77efb}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:07:39 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x3e030000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) [ 1468.644636][T12932] Memory cgroup out of memory: Killed process 12927 (syz-executor.1) total-vm:54548kB, anon-rss:380kB, file-rss:8704kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000 [ 1468.683063][T12949] syz-executor.3 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1468.704004][T12955] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1468.739056][T12949] CPU: 1 PID: 12949 Comm: syz-executor.3 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1468.749643][T12949] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1468.759759][T12949] Call Trace: [ 1468.763067][T12949] [ 1468.766041][T12949] dump_stack_lvl+0x136/0x150 [ 1468.770781][T12949] dump_header+0x10a/0xd70 [ 1468.775269][T12949] oom_kill_process+0x25d/0x600 [ 1468.780190][T12949] out_of_memory+0x35c/0x1660 [ 1468.784939][T12949] ? oom_killer_disable+0x2b0/0x2b0 [ 1468.790269][T12949] ? rcu_read_unlock+0x9/0x60 [ 1468.795021][T12949] ? find_held_lock+0x2d/0x110 [ 1468.799860][T12949] mem_cgroup_out_of_memory+0x206/0x270 [ 1468.805475][T12949] ? mem_cgroup_margin+0x130/0x130 [ 1468.810749][T12949] ? lock_downgrade+0x690/0x690 [ 1468.815691][T12949] try_charge_memcg+0xf9b/0x13b0 [ 1468.820717][T12949] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1468.826863][T12949] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1468.832660][T12949] ? lock_downgrade+0x690/0x690 [ 1468.837586][T12949] ? lock_downgrade+0x690/0x690 [ 1468.842509][T12949] __memcg_kmem_charge_page+0x16e/0x3c0 [ 1468.848119][T12949] memcg_charge_kernel_stack.part.0+0x6c/0x150 [ 1468.854343][T12949] copy_process+0x4e3/0x7590 [ 1468.858993][T12949] ? find_held_lock+0x2d/0x110 [ 1468.863862][T12949] ? __cleanup_sighand+0xb0/0xb0 [ 1468.868863][T12949] ? lock_downgrade+0x690/0x690 [ 1468.873769][T12949] ? folio_flags.constprop.0+0x53/0x150 [ 1468.879391][T12949] ? folio_add_lru+0x47f/0x7c0 [ 1468.884223][T12949] kernel_clone+0xeb/0x890 [ 1468.888709][T12949] ? create_io_thread+0xf0/0xf0 [ 1468.893623][T12949] ? vm_iomap_memory+0x190/0x190 [ 1468.898625][T12949] ? find_held_lock+0x2d/0x110 [ 1468.903476][T12949] __do_sys_clone+0xba/0x100 [ 1468.908129][T12949] ? kernel_clone+0x890/0x890 [ 1468.912887][T12949] ? syscall_enter_from_user_mode+0x26/0x80 [ 1468.918852][T12949] do_syscall_64+0x39/0xb0 [ 1468.923346][T12949] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 1468.929301][T12949] RIP: 0033:0x7fcfdec8d591 [ 1468.933763][T12949] Code: 48 85 ff 74 3d 48 85 f6 74 38 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 7c 13 74 01 c3 31 ed 58 5f ff d0 48 89 c7 b8 3c 00 00 00 [ 1468.953439][T12949] RSP: 002b:00007ffeeb5c3178 EFLAGS: 00000206 ORIG_RAX: 0000000000000038 [ 1468.962021][T12949] RAX: ffffffffffffffda RBX: 00007fcfdfa97700 RCX: 00007fcfdec8d591 [ 1468.970074][T12949] RDX: 00007fcfdfa979d0 RSI: 00007fcfdfa972f0 RDI: 00000000003d0f00 [ 1468.978088][T12949] RBP: 00007ffeeb5c33c0 R08: 00007fcfdfa97700 R09: 00007fcfdfa97700 [ 1468.986109][T12949] R10: 00007fcfdfa979d0 R11: 0000000000000206 R12: 00007ffeeb5c322e [ 1468.994134][T12949] R13: 00007ffeeb5c322f R14: 00007fcfdfa97300 R15: 0000000000022000 [ 1469.002234][T12949] [ 1469.126441][T12956] batman_adv: batadv636: Adding interface: macvlan436 [ 1469.138500][T12956] batman_adv: batadv636: The MTU of interface macvlan436 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1469.167384][T12956] batman_adv: batadv636: Interface activated: macvlan436 09:07:40 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0xf0ffff, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:07:40 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x6000, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1469.243701][T12969] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1469.243773][T12949] memory: usage 307200kB, limit 307200kB, failcnt 523 [ 1469.303321][T12949] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1469.317602][T12949] Memory cgroup stats for /syz3: [ 1469.317893][T12949] anon 106496 [ 1469.317893][T12949] file 323584 [ 1469.317893][T12949] kernel 314142720 [ 1469.317893][T12949] kernel_stack 65536 [ 1469.317893][T12949] pagetables 81920 [ 1469.317893][T12949] sec_pagetables 0 [ 1469.317893][T12949] percpu 5685696 [ 1469.317893][T12949] sock 0 [ 1469.317893][T12949] vmalloc 0 [ 1469.317893][T12949] shmem 311296 [ 1469.317893][T12949] zswap 0 [ 1469.317893][T12949] zswapped 0 [ 1469.317893][T12949] file_mapped 311296 [ 1469.317893][T12949] file_dirty 12288 [ 1469.317893][T12949] file_writeback 0 [ 1469.317893][T12949] swapcached 0 [ 1469.317893][T12949] anon_thp 0 [ 1469.317893][T12949] file_thp 0 [ 1469.317893][T12949] shmem_thp 0 [ 1469.317893][T12949] inactive_anon 69632 [ 1469.317893][T12949] active_anon 348160 [ 1469.317893][T12949] inactive_file 4096 [ 1469.317893][T12949] active_file 8192 [ 1469.317893][T12949] unevictable 0 [ 1469.317893][T12949] slab_reclaimable 20152 [ 1469.317893][T12949] slab_unreclaimable 308233656 [ 1469.317893][T12949] slab 308253808 [ 1469.317893][T12949] workingset_refault_anon 0 [ 1469.317893][T12949] workingset_refault_file 83 [ 1469.317893][T12949] workingset_activate_anon 0 [ 1469.317893][T12949] workingset_activate_file 0 [ 1469.317893][T12949] workingset_restore_anon 0 [ 1469.317893][T12949] workingset_restore_file 83 [ 1469.317893][T12949] workingset_nodereclaim 0 [ 1469.317893][T12949] pgscan 2970 [ 1469.317893][T12949] pgsteal 695 [ 1469.317893][T12949] pgscan_kswapd 1846 [ 1469.317893][T12949] pgscan_direct 1124 [ 1469.317893][T12949] pgscan_khugepaged 0 [ 1469.317893][T12949] pgsteal_kswapd 62 [ 1469.317893][T12949] pgsteal_direct 633 [ 1469.317893][T12949] pgsteal_khugepaged 0 [ 1469.317893][T12949] pgfault 111128 [ 1469.317893][T12949] pgmajfault 36 [ 1469.317893][T12949] pgrefill 4832 [ 1469.317893][T12949] pgactivate 1883 [ 1469.317893][T12949] pgdeactivate 0 [ 1469.317893][T12949] pglazyfree 0 [ 1469.317893][T12949] pglazyfreed 0 [ 1469.317893][T12949] zswpin 0 [ 1469.317893][T12949] zswpout 0 [ 1469.669086][T12949] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz3,mems_allowed=0-1,oom_memcg=/syz3,task_memcg=/syz3,task=syz-executor.3,pid=12949,uid=0 [ 1469.699213][T12949] Memory cgroup out of memory: Killed process 12949 (syz-executor.3) total-vm:54680kB, anon-rss:380kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:84kB oom_score_adj:1000 [ 1469.739395][T12934] syz-executor.4 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=1, oom_score_adj=1000 [ 1469.754203][T12934] CPU: 0 PID: 12934 Comm: syz-executor.4 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1469.764702][T12934] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1469.769147][T12966] batman_adv: batadv1253: Adding interface: macvlan1066 [ 1469.774782][T12934] Call Trace: [ 1469.774794][T12934] [ 1469.774809][T12934] dump_stack_lvl+0x136/0x150 [ 1469.792741][T12934] dump_header+0x10a/0xd70 [ 1469.797231][T12934] oom_kill_process+0x25d/0x600 [ 1469.802146][T12934] out_of_memory+0x35c/0x1660 [ 1469.806892][T12934] ? oom_killer_disable+0x2b0/0x2b0 [ 1469.812153][T12934] ? rcu_read_unlock+0x9/0x60 [ 1469.816884][T12934] ? find_held_lock+0x2d/0x110 [ 1469.819082][T12966] batman_adv: batadv1253: The MTU of interface macvlan1066 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1469.821697][T12934] mem_cgroup_out_of_memory+0x206/0x270 [ 1469.853188][T12934] ? mem_cgroup_margin+0x130/0x130 [ 1469.858366][T12934] ? lock_downgrade+0x690/0x690 [ 1469.863290][T12934] try_charge_memcg+0xf9b/0x13b0 [ 1469.868314][T12934] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1469.874379][T12934] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1469.880167][T12934] ? lock_downgrade+0x690/0x690 [ 1469.885074][T12934] ? lock_downgrade+0x690/0x690 [ 1469.889971][T12934] ? rcu_read_unlock+0x9/0x60 [ 1469.894717][T12934] obj_cgroup_charge+0x2af/0x5e0 [ 1469.899708][T12934] ? copy_process+0x3aa/0x7590 [ 1469.904525][T12934] kmem_cache_alloc_node+0xa8/0x3e0 [ 1469.909882][T12934] copy_process+0x3aa/0x7590 [ 1469.914533][T12934] ? find_held_lock+0x2d/0x110 [ 1469.919377][T12934] ? find_held_lock+0x2d/0x110 [ 1469.919429][T12966] batman_adv: batadv1253: Interface activated: macvlan1066 [ 1469.924190][T12934] ? __cleanup_sighand+0xb0/0xb0 [ 1469.924234][T12934] ? lock_downgrade+0x690/0x690 [ 1469.941307][T12934] ? folio_flags.constprop.0+0x53/0x150 [ 1469.946939][T12934] ? folio_add_lru+0x47f/0x7c0 [ 1469.951867][T12934] kernel_clone+0xeb/0x890 [ 1469.956350][T12934] ? create_io_thread+0xf0/0xf0 [ 1469.961267][T12934] ? vm_iomap_memory+0x190/0x190 [ 1469.966274][T12934] ? find_held_lock+0x2d/0x110 [ 1469.971127][T12934] __do_sys_clone+0xba/0x100 [ 1469.975786][T12934] ? kernel_clone+0x890/0x890 [ 1469.980547][T12934] ? syscall_enter_from_user_mode+0x26/0x80 [ 1469.986499][T12934] do_syscall_64+0x39/0xb0 [ 1469.990983][T12934] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 1469.996938][T12934] RIP: 0033:0x7f194688d591 [ 1470.001396][T12934] Code: 48 85 ff 74 3d 48 85 f6 74 38 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 7c 13 74 01 c3 31 ed 58 5f ff d0 48 89 c7 b8 3c 00 00 00 [ 1470.021075][T12934] RSP: 002b:00007ffeb4774fc8 EFLAGS: 00000206 ORIG_RAX: 0000000000000038 [ 1470.029538][T12934] RAX: ffffffffffffffda RBX: 00007f1947594700 RCX: 00007f194688d591 09:07:41 executing program 3: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1, 0x7932f}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1470.037563][T12934] RDX: 00007f19475949d0 RSI: 00007f19475942f0 RDI: 00000000003d0f00 [ 1470.045593][T12934] RBP: 00007ffeb4775210 R08: 00007f1947594700 R09: 00007f1947594700 [ 1470.053614][T12934] R10: 00007f19475949d0 R11: 0000000000000206 R12: 00007ffeb477507e [ 1470.061633][T12934] R13: 00007ffeb477507f R14: 00007f1947594300 R15: 0000000000022000 [ 1470.069678][T12934] 09:07:41 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x3f000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) [ 1470.169812][T12977] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1470.407047][T12980] batman_adv: batadv637: Adding interface: macvlan437 [ 1470.423886][T12980] batman_adv: batadv637: The MTU of interface macvlan437 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1470.459628][T12934] memory: usage 307200kB, limit 307200kB, failcnt 1347 [ 1470.466643][T12934] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1470.477977][T12980] batman_adv: batadv637: Interface activated: macvlan437 [ 1470.484534][T12934] Memory cgroup stats for /syz4: [ 1470.487017][T12934] anon 151552 [ 1470.487017][T12934] file 376832 [ 1470.487017][T12934] kernel 314011648 [ 1470.487017][T12934] kernel_stack 32768 [ 1470.487017][T12934] pagetables 77824 [ 1470.487017][T12934] sec_pagetables 0 [ 1470.487017][T12934] percpu 5685632 [ 1470.487017][T12934] sock 0 [ 1470.487017][T12934] vmalloc 0 [ 1470.487017][T12934] shmem 368640 [ 1470.487017][T12934] zswap 0 [ 1470.487017][T12934] zswapped 0 [ 1470.487017][T12934] file_mapped 368640 [ 1470.487017][T12934] file_dirty 8192 [ 1470.487017][T12934] file_writeback 0 [ 1470.487017][T12934] swapcached 0 [ 1470.487017][T12934] anon_thp 0 [ 1470.487017][T12934] file_thp 0 [ 1470.487017][T12934] shmem_thp 0 [ 1470.487017][T12934] inactive_anon 434176 [ 1470.487017][T12934] active_anon 86016 [ 1470.487017][T12934] inactive_file 4096 [ 1470.487017][T12934] active_file 4096 [ 1470.487017][T12934] unevictable 0 [ 1470.487017][T12934] slab_reclaimable 17776 [ 1470.487017][T12934] slab_unreclaimable 308168728 [ 1470.487017][T12934] slab 308186504 [ 1470.487017][T12934] workingset_refault_anon 0 [ 1470.487017][T12934] workingset_refault_file 144 [ 1470.487017][T12934] workingset_activate_anon 0 [ 1470.487017][T12934] workingset_activate_file 0 [ 1470.487017][T12934] workingset_restore_anon 0 [ 1470.487017][T12934] workingset_restore_file 144 [ 1470.487017][T12934] workingset_nodereclaim 0 [ 1470.487017][T12934] pgscan 2470 [ 1470.487017][T12934] pgsteal 850 [ 1470.487017][T12934] pgscan_kswapd 799 [ 1470.487017][T12934] pgscan_direct 1671 [ 1470.487017][T12934] pgscan_khugepaged 0 [ 1470.487017][T12934] pgsteal_kswapd 80 [ 1470.487017][T12934] pgsteal_direct 770 [ 1470.487017][T12934] pgsteal_khugepaged 0 [ 1470.487017][T12934] pgfault 114985 [ 1470.487017][T12934] pgmajfault 58 [ 1470.487017][T12934] pgrefill 6777 [ 1470.487017][T12934] pgactivate 1360 [ 1470.487017][T12934] pgdeactivate 0 [ 1470.487017][T12934] pglazyfree 0 [ 1470.487017][T12934] pglazyfreed 0 [ 1470.487017][T12934] zswpin 0 [ 1470.487017][T12934] zswpout 0 [ 1470.701253][T12934] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz4,mems_allowed=0-1,oom_memcg=/syz4,task_memcg=/syz4,task=syz-executor.4,pid=12934,uid=0 [ 1470.725024][T12988] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1470.737668][T12934] Memory cgroup out of memory: Killed process 12934 (syz-executor.4) total-vm:54680kB, anon-rss:508kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:84kB oom_score_adj:1000 [ 1470.772052][T12983] syz-executor.3 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1470.803089][T12983] CPU: 1 PID: 12983 Comm: syz-executor.3 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1470.813597][T12983] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1470.823709][T12983] Call Trace: [ 1470.827033][T12983] [ 1470.830029][T12983] dump_stack_lvl+0x136/0x150 [ 1470.834762][T12983] dump_header+0x10a/0xd70 [ 1470.839247][T12983] oom_kill_process+0x25d/0x600 [ 1470.844164][T12983] out_of_memory+0x35c/0x1660 [ 1470.848918][T12983] ? oom_killer_disable+0x2b0/0x2b0 [ 1470.854172][T12983] ? rcu_read_unlock+0x9/0x60 [ 1470.858902][T12983] ? find_held_lock+0x2d/0x110 [ 1470.863748][T12983] mem_cgroup_out_of_memory+0x206/0x270 [ 1470.869364][T12983] ? mem_cgroup_margin+0x130/0x130 [ 1470.874533][T12983] ? lock_downgrade+0x690/0x690 [ 1470.879474][T12983] try_charge_memcg+0xf9b/0x13b0 [ 1470.884496][T12983] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1470.890660][T12983] ? rcu_read_unlock+0x9/0x60 [ 1470.895409][T12983] ? lock_downgrade+0x690/0x690 [ 1470.900425][T12983] charge_memcg+0x90/0x3b0 [ 1470.904898][T12983] __mem_cgroup_charge+0x2b/0x90 [ 1470.909892][T12983] __handle_mm_fault+0x1895/0x3e60 [ 1470.915072][T12983] ? vm_iomap_memory+0x190/0x190 [ 1470.920108][T12983] handle_mm_fault+0x2ba/0x9c0 [ 1470.924947][T12983] do_user_addr_fault+0x475/0x1230 [ 1470.930220][T12983] ? rcu_is_watching+0x12/0xb0 [ 1470.935053][T12983] exc_page_fault+0x98/0x170 [ 1470.939710][T12983] asm_exc_page_fault+0x26/0x30 [ 1470.944624][T12983] RIP: 0033:0x7fcfdec86cb6 [ 1470.949085][T12983] Code: 82 63 01 00 00 48 89 d1 f3 a4 c3 80 fa 08 73 12 80 fa 04 73 1e 80 fa 01 77 26 72 05 0f b6 0e 88 0f c3 48 8b 4c 16 f8 48 8b 36 <48> 89 4c 17 f8 48 89 37 c3 8b 4c 16 fc 8b 36 89 4c 17 fc 89 37 c3 [ 1470.968740][T12983] RSP: 002b:00007ffeeb5c32a8 EFLAGS: 00010246 [ 1470.974860][T12983] RAX: 0000000020000180 RBX: 0000000000000000 RCX: 006b6e696c766564 [ 1470.982882][T12983] RDX: 0000000000000008 RSI: 006b6e696c766564 RDI: 0000000020000180 [ 1470.990905][T12983] RBP: 00007ffeeb5c3368 R08: 00007fcfdec00000 R09: 00007fcfde800000 [ 1470.998919][T12983] R10: 00007fcfde800068 R11: 0000000000000246 R12: 000000000016691d [ 1471.007019][T12983] R13: 00007ffeeb5c3390 R14: 00007fcfdedabf80 R15: 0000000000000032 [ 1471.015067][T12983] [ 1471.069352][T12983] memory: usage 307200kB, limit 307200kB, failcnt 591 [ 1471.090005][T12983] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1471.098102][T12983] Memory cgroup stats for /syz3: [ 1471.098355][T12983] anon 135168 [ 1471.098355][T12983] file 327680 [ 1471.098355][T12983] kernel 314109952 [ 1471.098355][T12983] kernel_stack 65536 [ 1471.098355][T12983] pagetables 81920 [ 1471.098355][T12983] sec_pagetables 0 [ 1471.098355][T12983] percpu 5685696 [ 1471.098355][T12983] sock 0 [ 1471.098355][T12983] vmalloc 0 [ 1471.098355][T12983] shmem 311296 [ 1471.098355][T12983] zswap 0 [ 1471.098355][T12983] zswapped 0 [ 1471.098355][T12983] file_mapped 311296 [ 1471.098355][T12983] file_dirty 12288 [ 1471.098355][T12983] file_writeback 0 [ 1471.098355][T12983] swapcached 0 [ 1471.098355][T12983] anon_thp 0 [ 1471.098355][T12983] file_thp 0 [ 1471.098355][T12983] shmem_thp 0 [ 1471.098355][T12983] inactive_anon 57344 [ 1471.098355][T12983] active_anon 389120 [ 1471.098355][T12983] inactive_file 12288 [ 1471.098355][T12983] active_file 4096 [ 1471.098355][T12983] unevictable 0 [ 1471.098355][T12983] slab_reclaimable 20392 [ 1471.098355][T12983] slab_unreclaimable 308225296 [ 1471.098355][T12983] slab 308245688 [ 1471.098355][T12983] workingset_refault_anon 0 [ 1471.098355][T12983] workingset_refault_file 83 [ 1471.098355][T12983] workingset_activate_anon 0 [ 1471.098355][T12983] workingset_activate_file 0 [ 1471.098355][T12983] workingset_restore_anon 0 [ 1471.098355][T12983] workingset_restore_file 83 [ 1471.098355][T12983] workingset_nodereclaim 0 [ 1471.098355][T12983] pgscan 2995 [ 1471.098355][T12983] pgsteal 695 [ 1471.098355][T12983] pgscan_kswapd 1846 [ 1471.098355][T12983] pgscan_direct 1149 [ 1471.098355][T12983] pgscan_khugepaged 0 [ 1471.098355][T12983] pgsteal_kswapd 62 [ 1471.098355][T12983] pgsteal_direct 633 [ 1471.098355][T12983] pgsteal_khugepaged 0 [ 1471.098355][T12983] pgfault 111191 [ 1471.098355][T12983] pgmajfault 36 [ 1471.098355][T12983] pgrefill 5391 [ 1471.098355][T12983] pgactivate 1908 [ 1471.098355][T12983] pgdeactivate 0 [ 1471.098355][T12983] pglazyfree 0 [ 1471.098355][T12983] pglazyfreed 0 [ 1471.098355][T12983] zswpin 0 [ 1471.098355][T12983] zswpout 0 09:07:42 executing program 4: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x17}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:07:42 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x6558, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) 09:07:42 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x1000000, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1471.309449][T12983] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz3,mems_allowed=0-1,oom_memcg=/syz3,task_memcg=/syz3,task=syz-executor.3,pid=12983,uid=0 [ 1471.326034][T12983] Memory cgroup out of memory: Killed process 12983 (syz-executor.3) total-vm:54548kB, anon-rss:508kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:84kB oom_score_adj:1000 [ 1471.344193][T12967] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1471.369742][T12967] CPU: 0 PID: 12967 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1471.380349][T12967] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1471.390550][T12967] Call Trace: [ 1471.393873][T12967] [ 1471.396848][T12967] dump_stack_lvl+0x136/0x150 [ 1471.401588][T12967] dump_header+0x10a/0xd70 [ 1471.406081][T12967] oom_kill_process+0x25d/0x600 [ 1471.411005][T12967] out_of_memory+0x35c/0x1660 [ 1471.415772][T12967] ? oom_killer_disable+0x2b0/0x2b0 [ 1471.416462][T12989] batman_adv: batadv1254: Adding interface: macvlan1067 [ 1471.421011][T12967] ? rcu_read_unlock+0x9/0x60 [ 1471.421058][T12967] ? find_held_lock+0x2d/0x110 [ 1471.437529][T12967] mem_cgroup_out_of_memory+0x206/0x270 [ 1471.443149][T12967] ? mem_cgroup_margin+0x130/0x130 [ 1471.448327][T12967] ? lock_downgrade+0x690/0x690 [ 1471.453259][T12967] try_charge_memcg+0xf9b/0x13b0 [ 1471.458288][T12967] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1471.464359][T12967] ? rcu_read_unlock+0x9/0x60 [ 1471.469097][T12967] ? lock_downgrade+0x690/0x690 [ 1471.472436][T12989] batman_adv: batadv1254: The MTU of interface macvlan1067 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1471.474031][T12967] charge_memcg+0x90/0x3b0 [ 1471.474073][T12967] __mem_cgroup_charge+0x2b/0x90 [ 1471.509387][T12967] __handle_mm_fault+0x1895/0x3e60 [ 1471.514580][T12967] ? vm_iomap_memory+0x190/0x190 [ 1471.519628][T12967] handle_mm_fault+0x2ba/0x9c0 [ 1471.524461][T12967] do_user_addr_fault+0x475/0x1230 [ 1471.529654][T12967] ? rcu_is_watching+0x12/0xb0 [ 1471.534491][T12967] exc_page_fault+0x98/0x170 [ 1471.539158][T12967] asm_exc_page_fault+0x26/0x30 [ 1471.544076][T12967] RIP: 0033:0x7fd1d3e3e171 [ 1471.548557][T12967] Code: 3d 00 f0 ff ff 77 72 c3 90 55 48 83 ec 30 44 89 4c 24 2c 4c 89 44 24 20 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 89 4c 24 28 fa fa ff ff 44 8b 4c 24 2c 4c 8b 44 24 20 89 c5 44 8b 54 24 28 [ 1471.568229][T12967] RSP: 002b:00007fd1d4bf6000 EFLAGS: 00010206 [ 1471.574363][T12967] RAX: 0000000000000001 RBX: 00007fd1d4bf60f0 RCX: 0000000000000000 [ 1471.582391][T12967] RDX: 0000000000000020 RSI: 00007fd1d4bf6140 RDI: 0000000000000003 [ 1471.587444][T12989] batman_adv: batadv1254: Interface activated: macvlan1067 [ 1471.590392][T12967] RBP: 0000000000000000 R08: 00007fd1d4bf6054 R09: 000000000000000c [ 1471.590418][T12967] R10: 0000000000000000 R11: 000000002000018f R12: 00007fd1d4bf60a8 [ 1471.590441][T12967] R13: 00007fd1d4bf6140 R14: 0000000000000003 R15: 0000000000000000 [ 1471.590487][T12967] 09:07:42 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x40000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) [ 1471.701137][T12996] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1471.719147][T12967] memory: usage 307200kB, limit 307200kB, failcnt 4021 [ 1471.737457][T12967] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1471.765225][T12967] Memory cgroup stats for /syz1: [ 1471.765528][T12967] anon 143360 [ 1471.765528][T12967] file 356352 [ 1471.765528][T12967] kernel 314073088 [ 1471.765528][T12967] kernel_stack 65536 [ 1471.765528][T12967] pagetables 77824 [ 1471.765528][T12967] sec_pagetables 0 [ 1471.765528][T12967] percpu 5685632 [ 1471.765528][T12967] sock 0 [ 1471.765528][T12967] vmalloc 0 [ 1471.765528][T12967] shmem 339968 [ 1471.765528][T12967] zswap 0 [ 1471.765528][T12967] zswapped 0 [ 1471.765528][T12967] file_mapped 286720 [ 1471.765528][T12967] file_dirty 8192 [ 1471.765528][T12967] file_writeback 0 [ 1471.765528][T12967] swapcached 0 [ 1471.765528][T12967] anon_thp 0 [ 1471.765528][T12967] file_thp 0 [ 1471.765528][T12967] shmem_thp 0 [ 1471.765528][T12967] inactive_anon 442368 [ 1471.765528][T12967] active_anon 40960 [ 1471.765528][T12967] inactive_file 12288 [ 1471.765528][T12967] active_file 4096 [ 1471.765528][T12967] unevictable 0 [ 1471.765528][T12967] slab_reclaimable 17776 [ 1471.765528][T12967] slab_unreclaimable 308198488 [ 1471.765528][T12967] slab 308216264 [ 1471.765528][T12967] workingset_refault_anon 0 [ 1471.765528][T12967] workingset_refault_file 73 [ 1471.765528][T12967] workingset_activate_anon 0 [ 1471.765528][T12967] workingset_activate_file 0 [ 1471.765528][T12967] workingset_restore_anon 0 [ 1471.765528][T12967] workingset_restore_file 73 [ 1471.765528][T12967] workingset_nodereclaim 0 [ 1471.765528][T12967] pgscan 3444 [ 1471.765528][T12967] pgsteal 741 [ 1471.765528][T12967] pgscan_kswapd 1657 [ 1471.765528][T12967] pgscan_direct 1787 [ 1471.765528][T12967] pgscan_khugepaged 0 [ 1471.765528][T12967] pgsteal_kswapd 116 [ 1471.765528][T12967] pgsteal_direct 625 [ 1471.765528][T12967] pgsteal_khugepaged 0 [ 1471.765528][T12967] pgfault 111952 [ 1471.765528][T12967] pgmajfault 35 [ 1471.765528][T12967] pgrefill 2047 [ 1471.765528][T12967] pgactivate 1544 [ 1471.765528][T12967] pgdeactivate 0 [ 1471.765528][T12967] pglazyfree 0 [ 1471.765528][T12967] pglazyfreed 0 [ 1471.765528][T12967] zswpin 0 [ 1471.765528][T12967] zswpout 0 09:07:43 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x6800, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) 09:07:43 executing program 3: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1, 0x79330}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1472.195375][T13006] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1472.445980][T12967] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=12965,uid=0 [ 1472.464979][T12967] Memory cgroup out of memory: Killed process 12967 (syz-executor.1) total-vm:54680kB, anon-rss:508kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000 [ 1472.489161][T13010] syz-executor.3 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1472.505505][T13010] CPU: 0 PID: 13010 Comm: syz-executor.3 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1472.516019][T13010] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1472.526125][T13010] Call Trace: [ 1472.529456][T13010] [ 1472.532433][T13010] dump_stack_lvl+0x136/0x150 [ 1472.537263][T13010] dump_header+0x10a/0xd70 [ 1472.541739][T13010] oom_kill_process+0x25d/0x600 [ 1472.546652][T13010] out_of_memory+0x35c/0x1660 [ 1472.551400][T13010] ? oom_killer_disable+0x2b0/0x2b0 [ 1472.556678][T13010] ? rcu_read_unlock+0x9/0x60 [ 1472.561422][T13010] ? find_held_lock+0x2d/0x110 [ 1472.566275][T13010] mem_cgroup_out_of_memory+0x206/0x270 [ 1472.571890][T13010] ? mem_cgroup_margin+0x130/0x130 [ 1472.577045][T13010] ? lock_downgrade+0x690/0x690 [ 1472.581973][T13010] try_charge_memcg+0xf9b/0x13b0 [ 1472.586977][T13010] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1472.593005][T13010] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1472.598769][T13010] ? lock_downgrade+0x690/0x690 [ 1472.603659][T13010] ? lock_downgrade+0x690/0x690 [ 1472.608552][T13010] obj_cgroup_charge+0x2af/0x5e0 [ 1472.613613][T13010] ? __anon_vma_prepare+0x64/0x580 [ 1472.618849][T13010] kmem_cache_alloc+0xb1/0x3b0 [ 1472.623665][T13010] __anon_vma_prepare+0x64/0x580 [ 1472.628641][T13010] ? __pmd_alloc+0x30c/0x5d0 [ 1472.633271][T13010] __handle_mm_fault+0x3a8f/0x3e60 [ 1472.638430][T13010] ? vm_iomap_memory+0x190/0x190 [ 1472.643437][T13010] handle_mm_fault+0x2ba/0x9c0 [ 1472.648267][T13010] do_user_addr_fault+0x475/0x1230 [ 1472.653422][T13010] ? rcu_is_watching+0x12/0xb0 [ 1472.658232][T13010] exc_page_fault+0x98/0x170 [ 1472.662858][T13010] asm_exc_page_fault+0x26/0x30 [ 1472.667762][T13010] RIP: 0033:0x7fcfdec86cb6 [ 1472.672290][T13010] Code: 82 63 01 00 00 48 89 d1 f3 a4 c3 80 fa 08 73 12 80 fa 04 73 1e 80 fa 01 77 26 72 05 0f b6 0e 88 0f c3 48 8b 4c 16 f8 48 8b 36 <48> 89 4c 17 f8 48 89 37 c3 8b 4c 16 fc 8b 36 89 4c 17 fc 89 37 c3 [ 1472.691946][T13010] RSP: 002b:00007ffeeb5c32a8 EFLAGS: 00010246 [ 1472.698127][T13010] RAX: 0000000020000180 RBX: 0000000000000000 RCX: 006b6e696c766564 [ 1472.706122][T13010] RDX: 0000000000000008 RSI: 006b6e696c766564 RDI: 0000000020000180 [ 1472.714120][T13010] RBP: 00007ffeeb5c3368 R08: 00007fcfdec00000 R09: 00007fcfde800000 [ 1472.722119][T13010] R10: 00007fcfde800068 R11: 0000000000000246 R12: 00000000001670ff [ 1472.730115][T13010] R13: 00007ffeeb5c3390 R14: 00007fcfdedabf80 R15: 0000000000000032 [ 1472.738130][T13010] [ 1472.748486][T13010] memory: usage 307200kB, limit 307200kB, failcnt 677 [ 1472.755570][T13010] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1472.765409][T13010] Memory cgroup stats for /syz3: [ 1472.765702][T13010] anon 135168 [ 1472.765702][T13010] file 327680 [ 1472.765702][T13010] kernel 314109952 [ 1472.765702][T13010] kernel_stack 65536 [ 1472.765702][T13010] pagetables 81920 [ 1472.765702][T13010] sec_pagetables 0 [ 1472.765702][T13010] percpu 5685696 [ 1472.765702][T13010] sock 0 [ 1472.765702][T13010] vmalloc 0 [ 1472.765702][T13010] shmem 311296 [ 1472.765702][T13010] zswap 0 [ 1472.765702][T13010] zswapped 0 [ 1472.765702][T13010] file_mapped 311296 [ 1472.765702][T13010] file_dirty 12288 [ 1472.765702][T13010] file_writeback 0 [ 1472.765702][T13010] swapcached 0 [ 1472.765702][T13010] anon_thp 0 [ 1472.765702][T13010] file_thp 0 [ 1472.765702][T13010] shmem_thp 0 [ 1472.765702][T13010] inactive_anon 360448 [ 1472.765702][T13010] active_anon 86016 [ 1472.765702][T13010] inactive_file 12288 [ 1472.765702][T13010] active_file 4096 [ 1472.765702][T13010] unevictable 0 [ 1472.765702][T13010] slab_reclaimable 20392 [ 1472.765702][T13010] slab_unreclaimable 308224896 [ 1472.765702][T13010] slab 308245288 [ 1472.765702][T13010] workingset_refault_anon 0 [ 1472.765702][T13010] workingset_refault_file 83 [ 1472.765702][T13010] workingset_activate_anon 0 [ 1472.765702][T13010] workingset_activate_file 0 [ 1472.765702][T13010] workingset_restore_anon 0 [ 1472.765702][T13010] workingset_restore_file 83 [ 1472.765702][T13010] workingset_nodereclaim 0 [ 1472.765702][T13010] pgscan 3058 [ 1472.765702][T13010] pgsteal 696 [ 1472.765702][T13010] pgscan_kswapd 1846 [ 1472.765702][T13010] pgscan_direct 1212 [ 1472.765702][T13010] pgscan_khugepaged 0 [ 1472.765702][T13010] pgsteal_kswapd 62 [ 1472.765702][T13010] pgsteal_direct 634 [ 1472.765702][T13010] pgsteal_khugepaged 0 [ 1472.765702][T13010] pgfault 111252 [ 1472.765702][T13010] pgmajfault 36 [ 1472.765702][T13010] pgrefill 5844 [ 1472.765702][T13010] pgactivate 1970 [ 1472.765702][T13010] pgdeactivate 0 [ 1472.765702][T13010] pglazyfree 0 [ 1472.765702][T13010] pglazyfreed 0 [ 1472.765702][T13010] zswpin 0 09:07:44 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x77efc}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:07:44 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x2000000, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1472.765702][T13010] zswpout 0 [ 1473.050359][T13007] batman_adv: batadv1255: Adding interface: macvlan1068 [ 1473.071741][T13007] batman_adv: batadv1255: The MTU of interface macvlan1068 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1473.152528][T13007] batman_adv: batadv1255: Interface activated: macvlan1068 09:07:44 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x40010000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) 09:07:44 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x6c00, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1473.258221][T13022] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1473.532789][T13010] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz3,mems_allowed=0-1,oom_memcg=/syz3,task_memcg=/syz3,task=syz-executor.3,pid=13010,uid=0 [ 1473.549110][T13010] Memory cgroup out of memory: Killed process 13010 (syz-executor.3) total-vm:54548kB, anon-rss:508kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:84kB oom_score_adj:1000 09:07:44 executing program 3: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1, 0x79331}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1473.579931][T13023] batman_adv: batadv638: Adding interface: macvlan439 [ 1473.587034][T13023] batman_adv: batadv638: The MTU of interface macvlan439 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1473.626522][T13021] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1473.652296][T13021] CPU: 0 PID: 13021 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1473.662801][T13021] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1473.672908][T13021] Call Trace: [ 1473.676230][T13021] [ 1473.679216][T13021] dump_stack_lvl+0x136/0x150 [ 1473.683958][T13021] dump_header+0x10a/0xd70 [ 1473.688454][T13021] oom_kill_process+0x25d/0x600 [ 1473.693389][T13021] out_of_memory+0x35c/0x1660 [ 1473.698141][T13021] ? oom_killer_disable+0x2b0/0x2b0 [ 1473.703416][T13021] ? rcu_read_unlock+0x9/0x60 [ 1473.708168][T13021] ? find_held_lock+0x2d/0x110 [ 1473.713019][T13021] mem_cgroup_out_of_memory+0x206/0x270 [ 1473.718705][T13021] ? mem_cgroup_margin+0x130/0x130 [ 1473.723862][T13021] ? lock_downgrade+0x690/0x690 [ 1473.728762][T13021] try_charge_memcg+0xf9b/0x13b0 [ 1473.733761][T13021] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1473.739794][T13021] ? rcu_read_unlock+0x9/0x60 [ 1473.744509][T13021] ? lock_downgrade+0x690/0x690 [ 1473.749509][T13021] charge_memcg+0x90/0x3b0 [ 1473.753958][T13021] __mem_cgroup_charge+0x2b/0x90 [ 1473.758936][T13021] __handle_mm_fault+0x1895/0x3e60 [ 1473.764125][T13021] ? vm_iomap_memory+0x190/0x190 [ 1473.769124][T13021] handle_mm_fault+0x2ba/0x9c0 [ 1473.773946][T13021] do_user_addr_fault+0x475/0x1230 [ 1473.779113][T13021] ? rcu_is_watching+0x12/0xb0 [ 1473.783917][T13021] exc_page_fault+0x98/0x170 [ 1473.788550][T13021] asm_exc_page_fault+0x26/0x30 [ 1473.793436][T13021] RIP: 0033:0x7fd1d3e30eac [ 1473.797885][T13021] Code: c0 e8 98 5a ff ff b8 ff ff ff ff e9 33 ff ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 41 54 31 c0 55 48 81 ec 68 10 00 00 <48> 89 7c 24 08 48 8d 3d 90 6b 0a 00 48 89 34 24 48 8b 14 24 48 8b [ 1473.817529][T13021] RSP: 002b:00007fd1d4bf60e0 EFLAGS: 00010202 [ 1473.823626][T13021] RAX: 0000000000000000 RBX: 00007fd1d3fabf80 RCX: 0000000000000000 [ 1473.831619][T13021] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000020000180 [ 1473.839623][T13021] RBP: 00007fd1d3ee7ca1 R08: 0000000000000000 R09: 0000000000000000 [ 1473.847619][T13021] R10: 0000000020000180 R11: 0000000000000000 R12: 0000000000000000 [ 1473.855611][T13021] R13: 00007ffe4137972f R14: 00007fd1d4bf7300 R15: 0000000000022000 [ 1473.863626][T13021] [ 1473.926973][T13023] batman_adv: batadv638: Interface activated: macvlan439 [ 1473.979038][T13021] memory: usage 307200kB, limit 307200kB, failcnt 4094 [ 1473.987969][T13021] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1474.005705][T13021] Memory cgroup stats for /syz1: [ 1474.006026][T13021] anon 135168 [ 1474.006026][T13021] file 356352 [ 1474.006026][T13021] kernel 314081280 [ 1474.006026][T13021] kernel_stack 65536 [ 1474.006026][T13021] pagetables 77824 [ 1474.006026][T13021] sec_pagetables 0 [ 1474.006026][T13021] percpu 5685696 [ 1474.006026][T13021] sock 0 [ 1474.006026][T13021] vmalloc 0 [ 1474.006026][T13021] shmem 339968 [ 1474.006026][T13021] zswap 0 [ 1474.006026][T13021] zswapped 0 [ 1474.006026][T13021] file_mapped 286720 [ 1474.006026][T13021] file_dirty 8192 [ 1474.006026][T13021] file_writeback 0 [ 1474.006026][T13021] swapcached 0 [ 1474.006026][T13021] anon_thp 0 [ 1474.006026][T13021] file_thp 0 [ 1474.006026][T13021] shmem_thp 0 [ 1474.006026][T13021] inactive_anon 397312 [ 1474.006026][T13021] active_anon 77824 [ 1474.006026][T13021] inactive_file 12288 [ 1474.006026][T13021] active_file 4096 [ 1474.006026][T13021] unevictable 0 [ 1474.006026][T13021] slab_reclaimable 17776 [ 1474.006026][T13021] slab_unreclaimable 308202040 [ 1474.006026][T13021] slab 308219816 [ 1474.006026][T13021] workingset_refault_anon 0 [ 1474.006026][T13021] workingset_refault_file 73 [ 1474.006026][T13021] workingset_activate_anon 0 [ 1474.006026][T13021] workingset_activate_file 0 [ 1474.006026][T13021] workingset_restore_anon 0 [ 1474.006026][T13021] workingset_restore_file 73 [ 1474.006026][T13021] workingset_nodereclaim 0 [ 1474.006026][T13021] pgscan 3699 [ 1474.006026][T13021] pgsteal 741 [ 1474.006026][T13021] pgscan_kswapd 1866 [ 1474.006026][T13021] pgscan_direct 1833 [ 1474.006026][T13021] pgscan_khugepaged 0 [ 1474.006026][T13021] pgsteal_kswapd 116 [ 1474.006026][T13021] pgsteal_direct 625 [ 1474.006026][T13021] pgsteal_khugepaged 0 [ 1474.006026][T13021] pgfault 112016 [ 1474.006026][T13021] pgmajfault 35 [ 1474.006026][T13021] pgrefill 2173 [ 1474.006026][T13021] pgactivate 1544 [ 1474.006026][T13021] pgdeactivate 0 09:07:45 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x4000000, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1474.006026][T13021] pglazyfree 0 [ 1474.006026][T13021] pglazyfreed 0 [ 1474.006026][T13021] zswpin 0 [ 1474.006026][T13021] zswpout 0 [ 1474.209091][T13021] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=13019,uid=0 [ 1474.262199][T13031] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1474.266705][T13021] Memory cgroup out of memory: Killed process 13019 (syz-executor.1) total-vm:54548kB, anon-rss:380kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000 [ 1474.312998][T13036] syz-executor.3 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1474.355791][T13036] CPU: 0 PID: 13036 Comm: syz-executor.3 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1474.366314][T13036] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1474.376416][T13036] Call Trace: [ 1474.379734][T13036] [ 1474.382708][T13036] dump_stack_lvl+0x136/0x150 [ 1474.387434][T13036] dump_header+0x10a/0xd70 [ 1474.391930][T13036] oom_kill_process+0x25d/0x600 [ 1474.396844][T13036] out_of_memory+0x35c/0x1660 [ 1474.401586][T13036] ? oom_killer_disable+0x2b0/0x2b0 [ 1474.406839][T13036] ? rcu_read_unlock+0x9/0x60 [ 1474.411574][T13036] ? find_held_lock+0x2d/0x110 [ 1474.416423][T13036] mem_cgroup_out_of_memory+0x206/0x270 [ 1474.422042][T13036] ? mem_cgroup_margin+0x130/0x130 [ 1474.427224][T13036] ? lock_downgrade+0x690/0x690 [ 1474.432161][T13036] try_charge_memcg+0xf9b/0x13b0 [ 1474.437192][T13036] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1474.443268][T13036] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1474.449069][T13036] ? lock_downgrade+0x690/0x690 [ 1474.453982][T13036] ? lock_downgrade+0x690/0x690 [ 1474.458883][T13036] obj_cgroup_charge+0x2af/0x5e0 [ 1474.463878][T13036] ? __anon_vma_prepare+0x64/0x580 [ 1474.469038][T13036] kmem_cache_alloc+0xb1/0x3b0 [ 1474.473857][T13036] __anon_vma_prepare+0x64/0x580 [ 1474.478840][T13036] ? __pmd_alloc+0x30c/0x5d0 [ 1474.483480][T13036] __handle_mm_fault+0x3a8f/0x3e60 [ 1474.488643][T13036] ? vm_iomap_memory+0x190/0x190 [ 1474.493641][T13036] handle_mm_fault+0x2ba/0x9c0 [ 1474.498453][T13036] do_user_addr_fault+0x475/0x1230 [ 1474.503610][T13036] ? rcu_is_watching+0x12/0xb0 [ 1474.508414][T13036] exc_page_fault+0x98/0x170 [ 1474.513043][T13036] asm_exc_page_fault+0x26/0x30 [ 1474.517929][T13036] RIP: 0033:0x7fcfdec86cb6 [ 1474.522367][T13036] Code: 82 63 01 00 00 48 89 d1 f3 a4 c3 80 fa 08 73 12 80 fa 04 73 1e 80 fa 01 77 26 72 05 0f b6 0e 88 0f c3 48 8b 4c 16 f8 48 8b 36 <48> 89 4c 17 f8 48 89 37 c3 8b 4c 16 fc 8b 36 89 4c 17 fc 89 37 c3 [ 1474.542006][T13036] RSP: 002b:00007ffeeb5c32a8 EFLAGS: 00010246 [ 1474.548101][T13036] RAX: 0000000020000180 RBX: 0000000000000000 RCX: 006b6e696c766564 [ 1474.556098][T13036] RDX: 0000000000000008 RSI: 006b6e696c766564 RDI: 0000000020000180 [ 1474.564094][T13036] RBP: 00007ffeeb5c3368 R08: 00007fcfdec00000 R09: 00007fcfde800000 [ 1474.572108][T13036] R10: 00007fcfde800068 R11: 0000000000000246 R12: 0000000000167788 [ 1474.580117][T13036] R13: 00007ffeeb5c3390 R14: 00007fcfdedabf80 R15: 0000000000000032 [ 1474.588145][T13036] [ 1474.659257][T13036] memory: usage 307200kB, limit 307200kB, failcnt 753 [ 1474.666243][T13036] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1474.686955][T13036] Memory cgroup stats for /syz3: [ 1474.687233][T13036] anon 135168 [ 1474.687233][T13036] file 327680 [ 1474.687233][T13036] kernel 314109952 [ 1474.687233][T13036] kernel_stack 65536 [ 1474.687233][T13036] pagetables 81920 [ 1474.687233][T13036] sec_pagetables 0 [ 1474.687233][T13036] percpu 5685696 [ 1474.687233][T13036] sock 0 [ 1474.687233][T13036] vmalloc 0 [ 1474.687233][T13036] shmem 311296 [ 1474.687233][T13036] zswap 0 [ 1474.687233][T13036] zswapped 0 [ 1474.687233][T13036] file_mapped 311296 [ 1474.687233][T13036] file_dirty 12288 [ 1474.687233][T13036] file_writeback 0 [ 1474.687233][T13036] swapcached 0 [ 1474.687233][T13036] anon_thp 0 [ 1474.687233][T13036] file_thp 0 [ 1474.687233][T13036] shmem_thp 0 [ 1474.687233][T13036] inactive_anon 69632 [ 1474.687233][T13036] active_anon 376832 [ 1474.687233][T13036] inactive_file 16384 [ 1474.687233][T13036] active_file 0 [ 1474.687233][T13036] unevictable 0 [ 1474.687233][T13036] slab_reclaimable 20392 [ 1474.687233][T13036] slab_unreclaimable 308224896 [ 1474.687233][T13036] slab 308245288 [ 1474.687233][T13036] workingset_refault_anon 0 [ 1474.687233][T13036] workingset_refault_file 83 [ 1474.687233][T13036] workingset_activate_anon 0 [ 1474.687233][T13036] workingset_activate_file 0 [ 1474.687233][T13036] workingset_restore_anon 0 [ 1474.687233][T13036] workingset_restore_file 83 [ 1474.687233][T13036] workingset_nodereclaim 0 [ 1474.687233][T13036] pgscan 3082 [ 1474.687233][T13036] pgsteal 696 [ 1474.687233][T13036] pgscan_kswapd 1846 [ 1474.687233][T13036] pgscan_direct 1236 [ 1474.687233][T13036] pgscan_khugepaged 0 [ 1474.687233][T13036] pgsteal_kswapd 62 [ 1474.687233][T13036] pgsteal_direct 634 [ 1474.687233][T13036] pgsteal_khugepaged 0 [ 1474.687233][T13036] pgfault 111313 [ 1474.687233][T13036] pgmajfault 36 [ 1474.687233][T13036] pgrefill 6317 [ 1474.687233][T13036] pgactivate 1994 [ 1474.687233][T13036] pgdeactivate 0 [ 1474.687233][T13036] pglazyfree 0 [ 1474.687233][T13036] pglazyfreed 0 [ 1474.687233][T13036] zswpin 0 [ 1474.687233][T13036] zswpout 0 [ 1474.757680][T13035] batman_adv: batadv1256: Adding interface: macvlan1069 [ 1475.019052][T13035] batman_adv: batadv1256: The MTU of interface macvlan1069 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1475.088376][T13035] batman_adv: batadv1256: Interface activated: macvlan1069 [ 1475.112480][T13036] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz3,mems_allowed=0-1,oom_memcg=/syz3,task_memcg=/syz3,task=syz-executor.3,pid=13036,uid=0 [ 1475.162734][T13036] Memory cgroup out of memory: Killed process 13036 (syz-executor.3) total-vm:54548kB, anon-rss:508kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:84kB oom_score_adj:1000 [ 1475.281863][T13041] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. 09:07:46 executing program 4: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x19}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:07:46 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x7400, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) 09:07:46 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x77efd}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:07:46 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x42030000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) 09:07:46 executing program 3: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1, 0x79332}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1475.618366][T13042] batman_adv: batadv639: Adding interface: macvlan440 [ 1475.657353][T13042] batman_adv: batadv639: The MTU of interface macvlan440 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1475.668648][T13052] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1475.699233][T13052] CPU: 1 PID: 13052 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1475.709737][T13052] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1475.720386][T13052] Call Trace: [ 1475.723727][T13052] [ 1475.726790][T13052] dump_stack_lvl+0x136/0x150 [ 1475.731552][T13052] dump_header+0x10a/0xd70 [ 1475.736059][T13052] oom_kill_process+0x25d/0x600 [ 1475.740992][T13052] out_of_memory+0x35c/0x1660 [ 1475.745754][T13052] ? find_held_lock+0x2d/0x110 [ 1475.750607][T13052] ? oom_killer_disable+0x2b0/0x2b0 [ 1475.755880][T13052] ? rcu_read_unlock+0x9/0x60 [ 1475.760632][T13052] ? find_held_lock+0x2d/0x110 [ 1475.765480][T13052] mem_cgroup_out_of_memory+0x206/0x270 [ 1475.771110][T13052] ? mem_cgroup_margin+0x130/0x130 [ 1475.776297][T13052] ? lock_downgrade+0x690/0x690 [ 1475.781228][T13052] try_charge_memcg+0xf9b/0x13b0 [ 1475.786244][T13052] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1475.792319][T13052] ? rcu_read_unlock+0x9/0x60 [ 1475.797163][T13052] ? lock_downgrade+0x690/0x690 [ 1475.802104][T13052] charge_memcg+0x90/0x3b0 [ 1475.806581][T13052] __mem_cgroup_charge+0x2b/0x90 [ 1475.811593][T13052] __handle_mm_fault+0x1895/0x3e60 [ 1475.816820][T13052] ? vm_iomap_memory+0x190/0x190 [ 1475.822053][T13052] handle_mm_fault+0x2ba/0x9c0 [ 1475.826901][T13052] do_user_addr_fault+0x475/0x1230 [ 1475.832094][T13052] ? rcu_is_watching+0x12/0xb0 [ 1475.837042][T13052] exc_page_fault+0x98/0x170 [ 1475.841694][T13052] asm_exc_page_fault+0x26/0x30 [ 1475.846614][T13052] RIP: 0033:0x7fd1d3e30eac [ 1475.851084][T13052] Code: c0 e8 98 5a ff ff b8 ff ff ff ff e9 33 ff ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 41 54 31 c0 55 48 81 ec 68 10 00 00 <48> 89 7c 24 08 48 8d 3d 90 6b 0a 00 48 89 34 24 48 8b 14 24 48 8b [ 1475.870755][T13052] RSP: 002b:00007fd1d4bf60e0 EFLAGS: 00010202 [ 1475.873250][T13042] batman_adv: batadv639: Interface activated: macvlan440 [ 1475.876850][T13052] RAX: 0000000000000000 RBX: 00007fd1d3fabf80 RCX: 0000000000000000 [ 1475.891909][T13052] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000020000180 [ 1475.899945][T13052] RBP: 00007fd1d3ee7ca1 R08: 0000000000000000 R09: 0000000000000000 [ 1475.907986][T13052] R10: 0000000020000180 R11: 0000000000000000 R12: 0000000000000000 09:07:47 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x6000000, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1475.916023][T13052] R13: 00007ffe4137972f R14: 00007fd1d4bf7300 R15: 0000000000022000 [ 1475.924075][T13052] 09:07:47 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x7a00, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1476.027469][T13055] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1476.203214][T13052] memory: usage 307200kB, limit 307200kB, failcnt 4179 [ 1476.211691][T13052] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1476.229555][T13052] Memory cgroup stats for /syz1: [ 1476.229867][T13052] anon 135168 [ 1476.229867][T13052] file 356352 [ 1476.229867][T13052] kernel 314081280 [ 1476.229867][T13052] kernel_stack 65536 [ 1476.229867][T13052] pagetables 77824 [ 1476.229867][T13052] sec_pagetables 0 [ 1476.229867][T13052] percpu 5685696 [ 1476.229867][T13052] sock 0 [ 1476.229867][T13052] vmalloc 0 [ 1476.229867][T13052] shmem 339968 [ 1476.229867][T13052] zswap 0 [ 1476.229867][T13052] zswapped 0 [ 1476.229867][T13052] file_mapped 286720 [ 1476.229867][T13052] file_dirty 8192 [ 1476.229867][T13052] file_writeback 0 [ 1476.229867][T13052] swapcached 0 [ 1476.229867][T13052] anon_thp 0 [ 1476.229867][T13052] file_thp 0 [ 1476.229867][T13052] shmem_thp 0 [ 1476.229867][T13052] inactive_anon 65536 [ 1476.229867][T13052] active_anon 409600 [ 1476.229867][T13052] inactive_file 12288 [ 1476.229867][T13052] active_file 4096 [ 1476.229867][T13052] unevictable 0 [ 1476.229867][T13052] slab_reclaimable 17776 [ 1476.229867][T13052] slab_unreclaimable 308202040 [ 1476.229867][T13052] slab 308219816 [ 1476.229867][T13052] workingset_refault_anon 0 [ 1476.229867][T13052] workingset_refault_file 73 [ 1476.229867][T13052] workingset_activate_anon 0 [ 1476.229867][T13052] workingset_activate_file 0 [ 1476.229867][T13052] workingset_restore_anon 0 [ 1476.229867][T13052] workingset_restore_file 73 [ 1476.229867][T13052] workingset_nodereclaim 0 [ 1476.229867][T13052] pgscan 4034 [ 1476.229867][T13052] pgsteal 741 [ 1476.229867][T13052] pgscan_kswapd 2133 [ 1476.229867][T13052] pgscan_direct 1901 [ 1476.229867][T13052] pgscan_khugepaged 0 [ 1476.229867][T13052] pgsteal_kswapd 116 [ 1476.229867][T13052] pgsteal_direct 625 [ 1476.229867][T13052] pgsteal_khugepaged 0 [ 1476.229867][T13052] pgfault 112077 [ 1476.229867][T13052] pgmajfault 35 [ 1476.229867][T13052] pgrefill 2319 [ 1476.229867][T13052] pgactivate 1544 [ 1476.229867][T13052] pgdeactivate 0 [ 1476.229867][T13052] pglazyfree 0 [ 1476.229867][T13052] pglazyfreed 0 [ 1476.229867][T13052] zswpin 0 [ 1476.229867][T13052] zswpout 0 [ 1476.444191][T13052] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=13043,uid=0 [ 1476.478548][T13052] Memory cgroup out of memory: Killed process 13043 (syz-executor.1) total-vm:54548kB, anon-rss:380kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000 [ 1476.526643][T13053] syz-executor.3 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1476.549343][T13053] CPU: 1 PID: 13053 Comm: syz-executor.3 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1476.558256][T13058] batman_adv: batadv1257: Adding interface: macvlan1070 [ 1476.559808][T13053] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1476.559830][T13053] Call Trace: [ 1476.559840][T13053] [ 1476.559853][T13053] dump_stack_lvl+0x136/0x150 [ 1476.559895][T13053] dump_header+0x10a/0xd70 [ 1476.559947][T13053] oom_kill_process+0x25d/0x600 [ 1476.559990][T13053] out_of_memory+0x35c/0x1660 [ 1476.560039][T13053] ? oom_killer_disable+0x2b0/0x2b0 [ 1476.582484][T13058] batman_adv: batadv1257: The MTU of interface macvlan1070 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1476.583297][T13053] ? rcu_read_unlock+0x9/0x60 [ 1476.601156][T13058] batman_adv: batadv1257: Interface activated: macvlan1070 [ 1476.602321][T13053] ? find_held_lock+0x2d/0x110 [ 1476.650249][T13053] mem_cgroup_out_of_memory+0x206/0x270 [ 1476.655875][T13053] ? mem_cgroup_margin+0x130/0x130 [ 1476.661065][T13053] ? lock_downgrade+0x690/0x690 [ 1476.666086][T13053] try_charge_memcg+0xf9b/0x13b0 09:07:47 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x44000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) [ 1476.672073][T13053] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1476.678153][T13053] ? rcu_read_unlock+0x9/0x60 [ 1476.682906][T13053] ? lock_downgrade+0x690/0x690 [ 1476.687846][T13053] charge_memcg+0x90/0x3b0 [ 1476.692331][T13053] __mem_cgroup_charge+0x2b/0x90 [ 1476.697335][T13053] __handle_mm_fault+0x1895/0x3e60 [ 1476.702517][T13053] ? vm_iomap_memory+0x190/0x190 [ 1476.707522][T13053] handle_mm_fault+0x2ba/0x9c0 [ 1476.712331][T13053] do_user_addr_fault+0x475/0x1230 [ 1476.717488][T13053] ? rcu_is_watching+0x12/0xb0 [ 1476.722301][T13053] exc_page_fault+0x98/0x170 [ 1476.726932][T13053] asm_exc_page_fault+0x26/0x30 [ 1476.731826][T13053] RIP: 0033:0x7fcfdec30eac [ 1476.736275][T13053] Code: c0 e8 98 5a ff ff b8 ff ff ff ff e9 33 ff ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 41 54 31 c0 55 48 81 ec 68 10 00 00 <48> 89 7c 24 08 48 8d 3d 90 6b 0a 00 48 89 34 24 48 8b 14 24 48 8b [ 1476.756012][T13053] RSP: 002b:00007fcfdfab70e0 EFLAGS: 00010202 [ 1476.762111][T13053] RAX: 0000000000000000 RBX: 00007fcfdedabf80 RCX: 0000000000000000 [ 1476.770115][T13053] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000020000180 [ 1476.778125][T13053] RBP: 00007fcfdece7ca1 R08: 0000000000000000 R09: 0000000000000000 [ 1476.786124][T13053] R10: 0000000020000180 R11: 0000000000000000 R12: 0000000000000000 [ 1476.794133][T13053] R13: 00007ffeeb5c322f R14: 00007fcfdfab8300 R15: 0000000000022000 [ 1476.802155][T13053] [ 1476.870738][T13066] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. 09:07:48 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x8100, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1477.097458][T13071] batman_adv: batadv640: Adding interface: macvlan441 [ 1477.113443][T13071] batman_adv: batadv640: The MTU of interface macvlan441 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 09:07:48 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x77efe}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1477.261090][T13071] batman_adv: batadv640: Interface activated: macvlan441 [ 1477.289420][T13053] memory: usage 307184kB, limit 307200kB, failcnt 837 [ 1477.302014][T13053] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1477.333645][T13053] Memory cgroup stats for /syz3: [ 1477.333934][T13053] anon 139264 [ 1477.333934][T13053] file 323584 [ 1477.333934][T13053] kernel 314093568 [ 1477.333934][T13053] kernel_stack 65536 [ 1477.333934][T13053] pagetables 81920 [ 1477.333934][T13053] sec_pagetables 0 [ 1477.333934][T13053] percpu 5685632 [ 1477.333934][T13053] sock 0 [ 1477.333934][T13053] vmalloc 0 [ 1477.333934][T13053] shmem 311296 [ 1477.333934][T13053] zswap 0 [ 1477.333934][T13053] zswapped 0 [ 1477.333934][T13053] file_mapped 311296 [ 1477.333934][T13053] file_dirty 12288 [ 1477.333934][T13053] file_writeback 0 [ 1477.333934][T13053] swapcached 0 [ 1477.333934][T13053] anon_thp 0 [ 1477.333934][T13053] file_thp 0 [ 1477.333934][T13053] shmem_thp 0 [ 1477.333934][T13053] inactive_anon 65536 [ 1477.333934][T13053] active_anon 385024 [ 1477.333934][T13053] inactive_file 4096 [ 1477.333934][T13053] active_file 8192 [ 1477.333934][T13053] unevictable 0 [ 1477.333934][T13053] slab_reclaimable 20152 [ 1477.333934][T13053] slab_unreclaimable 308213384 [ 1477.333934][T13053] slab 308233536 [ 1477.333934][T13053] workingset_refault_anon 0 [ 1477.333934][T13053] workingset_refault_file 83 [ 1477.333934][T13053] workingset_activate_anon 0 [ 1477.333934][T13053] workingset_activate_file 0 [ 1477.333934][T13053] workingset_restore_anon 0 [ 1477.333934][T13053] workingset_restore_file 83 [ 1477.333934][T13053] workingset_nodereclaim 0 [ 1477.333934][T13053] pgscan 3083 [ 1477.333934][T13053] pgsteal 697 [ 1477.333934][T13053] pgscan_kswapd 1846 [ 1477.333934][T13053] pgscan_direct 1237 [ 1477.333934][T13053] pgscan_khugepaged 0 [ 1477.333934][T13053] pgsteal_kswapd 62 [ 1477.333934][T13053] pgsteal_direct 635 [ 1477.333934][T13053] pgsteal_khugepaged 0 [ 1477.333934][T13053] pgfault 111375 [ 1477.333934][T13053] pgmajfault 36 [ 1477.333934][T13053] pgrefill 7089 [ 1477.333934][T13053] pgactivate 1994 [ 1477.333934][T13053] pgdeactivate 0 [ 1477.333934][T13053] pglazyfree 0 [ 1477.333934][T13053] pglazyfreed 0 [ 1477.333934][T13053] zswpin 0 [ 1477.333934][T13053] zswpout 0 09:07:48 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x8000000, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1477.559968][T13076] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1478.020307][T13079] batman_adv: batadv1258: Adding interface: macvlan1071 [ 1478.058714][T13079] batman_adv: batadv1258: The MTU of interface macvlan1071 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 09:07:49 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0xdaf8, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1478.132405][T13053] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz3,mems_allowed=0-1,oom_memcg=/syz3,task_memcg=/syz3,task=syz-executor.3,pid=13046,uid=0 [ 1478.219863][T13079] batman_adv: batadv1258: Interface activated: macvlan1071 [ 1478.227085][T13053] Memory cgroup out of memory: Killed process 13046 (syz-executor.3) total-vm:54548kB, anon-rss:380kB, file-rss:8320kB, shmem-rss:0kB, UID:0 pgtables:84kB oom_score_adj:1000 [ 1478.228380][T13054] syz-executor.4 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1478.332228][T13054] CPU: 0 PID: 13054 Comm: syz-executor.4 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1478.342726][T13054] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1478.352828][T13054] Call Trace: [ 1478.356148][T13054] [ 1478.359114][T13054] dump_stack_lvl+0x136/0x150 [ 1478.363843][T13054] dump_header+0x10a/0xd70 [ 1478.368327][T13054] oom_kill_process+0x25d/0x600 [ 1478.373243][T13054] out_of_memory+0x35c/0x1660 [ 1478.377991][T13054] ? oom_killer_disable+0x2b0/0x2b0 [ 1478.383251][T13054] ? rcu_read_unlock+0x9/0x60 [ 1478.387998][T13054] ? find_held_lock+0x2d/0x110 [ 1478.392845][T13054] mem_cgroup_out_of_memory+0x206/0x270 [ 1478.398493][T13054] ? mem_cgroup_margin+0x130/0x130 [ 1478.403671][T13054] ? lock_downgrade+0x690/0x690 [ 1478.408603][T13054] try_charge_memcg+0xf9b/0x13b0 [ 1478.413624][T13054] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1478.419675][T13054] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1478.425462][T13054] ? lock_downgrade+0x690/0x690 [ 1478.430378][T13054] ? lock_downgrade+0x690/0x690 [ 1478.435299][T13054] obj_cgroup_charge+0x2af/0x5e0 [ 1478.440313][T13054] ? vm_area_dup+0x21/0x1f0 [ 1478.444849][T13054] kmem_cache_alloc+0xb1/0x3b0 [ 1478.449673][T13054] vm_area_dup+0x21/0x1f0 [ 1478.454052][T13054] __split_vma+0x199/0x810 [ 1478.458522][T13054] ? expand_stack+0x20/0x20 [ 1478.463087][T13054] ? vma_shrink+0x5b0/0x5b0 [ 1478.467650][T13054] ? mark_held_locks+0x9f/0xe0 [ 1478.472451][T13054] ? percpu_counter_add_batch+0x199/0x1e0 [ 1478.478217][T13054] ? lockdep_hardirqs_on+0x7d/0x100 [ 1478.483463][T13054] split_vma+0xc6/0x110 [ 1478.487671][T13054] mprotect_fixup+0x771/0xa60 [ 1478.492390][T13054] ? change_protection+0x3b30/0x3b30 [ 1478.497744][T13054] do_mprotect_pkey+0x95c/0xbe0 [ 1478.502637][T13054] ? mprotect_fixup+0xa60/0xa60 [ 1478.507521][T13054] ? up_write+0x1b4/0x520 [ 1478.511915][T13054] ? do_futex+0x360/0x360 [ 1478.516304][T13054] __x64_sys_mprotect+0x78/0xb0 [ 1478.521182][T13054] do_syscall_64+0x39/0xb0 [ 1478.525658][T13054] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 1478.531584][T13054] RIP: 0033:0x7f194688c277 [ 1478.536020][T13054] Code: 73 01 c3 48 c7 c1 b8 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 0a 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1478.555653][T13054] RSP: 002b:00007ffeb4775018 EFLAGS: 00000206 ORIG_RAX: 000000000000000a [ 1478.564117][T13054] RAX: ffffffffffffffda RBX: 0000000000021000 RCX: 00007f194688c277 [ 1478.572109][T13054] RDX: 0000000000000003 RSI: 0000000000020000 RDI: 00007f1947575000 [ 1478.580107][T13054] RBP: 00007ffeb47750f0 R08: 00000000ffffffff R09: 00007f1947594700 [ 1478.588191][T13054] R10: 0000000000020022 R11: 0000000000000206 R12: 00007ffeb4775210 [ 1478.596187][T13054] R13: 00007f1947594700 R14: 0000000000000000 R15: 0000000000022000 [ 1478.604217][T13054] [ 1478.632780][T13054] memory: usage 307200kB, limit 307200kB, failcnt 1703 [ 1478.648202][T13054] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1478.664885][T13089] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1478.680760][T13054] Memory cgroup stats for /syz4: [ 1478.683346][T13054] anon 147456 [ 1478.683346][T13054] file 380928 [ 1478.683346][T13054] kernel 314044416 [ 1478.683346][T13054] kernel_stack 65536 [ 1478.683346][T13054] pagetables 77824 [ 1478.683346][T13054] sec_pagetables 0 [ 1478.683346][T13054] percpu 5685632 [ 1478.683346][T13054] sock 0 [ 1478.683346][T13054] vmalloc 0 [ 1478.683346][T13054] shmem 368640 [ 1478.683346][T13054] zswap 0 [ 1478.683346][T13054] zswapped 0 [ 1478.683346][T13054] file_mapped 368640 [ 1478.683346][T13054] file_dirty 8192 [ 1478.683346][T13054] file_writeback 0 [ 1478.683346][T13054] swapcached 0 [ 1478.683346][T13054] anon_thp 0 [ 1478.683346][T13054] file_thp 0 [ 1478.683346][T13054] shmem_thp 0 [ 1478.683346][T13054] inactive_anon 57344 [ 1478.683346][T13054] active_anon 458752 [ 1478.683346][T13054] inactive_file 4096 [ 1478.683346][T13054] active_file 8192 [ 1478.683346][T13054] unevictable 0 [ 1478.683346][T13054] slab_reclaimable 18016 [ 1478.683346][T13054] slab_unreclaimable 308167864 [ 1478.683346][T13054] slab 308185880 [ 1478.683346][T13054] workingset_refault_anon 0 [ 1478.683346][T13054] workingset_refault_file 144 [ 1478.683346][T13054] workingset_activate_anon 0 [ 1478.683346][T13054] workingset_activate_file 0 [ 1478.683346][T13054] workingset_restore_anon 0 [ 1478.683346][T13054] workingset_restore_file 144 [ 1478.683346][T13054] workingset_nodereclaim 0 [ 1478.683346][T13054] pgscan 2535 [ 1478.683346][T13054] pgsteal 850 [ 1478.683346][T13054] pgscan_kswapd 810 [ 1478.683346][T13054] pgscan_direct 1725 [ 1478.683346][T13054] pgscan_khugepaged 0 [ 1478.683346][T13054] pgsteal_kswapd 80 [ 1478.683346][T13054] pgsteal_direct 770 [ 1478.683346][T13054] pgsteal_khugepaged 0 [ 1478.683346][T13054] pgfault 115117 [ 1478.683346][T13054] pgmajfault 58 [ 1478.683346][T13054] pgrefill 8762 [ 1478.683346][T13054] pgactivate 1425 [ 1478.683346][T13054] pgdeactivate 0 [ 1478.683346][T13054] pglazyfree 0 [ 1478.683346][T13054] pglazyfreed 0 [ 1478.683346][T13054] zswpin 0 [ 1478.683346][T13054] zswpout 0 [ 1479.123068][T13091] batman_adv: batadv641: Adding interface: macvlan442 [ 1479.149479][T13091] batman_adv: batadv641: The MTU of interface macvlan442 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1479.270383][T13091] batman_adv: batadv641: Interface activated: macvlan442 [ 1479.561570][T13054] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz4,mems_allowed=0-1,oom_memcg=/syz4,task_memcg=/syz4,task=syz-executor.4,pid=13054,uid=0 [ 1479.599920][T13054] Memory cgroup out of memory: Killed process 13054 (syz-executor.4) total-vm:54680kB, anon-rss:380kB, file-rss:8320kB, shmem-rss:0kB, UID:0 pgtables:84kB oom_score_adj:1000 [ 1479.686522][T13085] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1479.720117][T13085] CPU: 0 PID: 13085 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1479.730620][T13085] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1479.740728][T13085] Call Trace: [ 1479.744048][T13085] [ 1479.747016][T13085] dump_stack_lvl+0x136/0x150 [ 1479.751834][T13085] dump_header+0x10a/0xd70 [ 1479.756315][T13085] oom_kill_process+0x25d/0x600 [ 1479.761235][T13085] out_of_memory+0x35c/0x1660 [ 1479.765980][T13085] ? oom_killer_disable+0x2b0/0x2b0 [ 1479.771237][T13085] ? rcu_read_unlock+0x9/0x60 [ 1479.775971][T13085] ? find_held_lock+0x2d/0x110 [ 1479.780810][T13085] mem_cgroup_out_of_memory+0x206/0x270 [ 1479.786421][T13085] ? mem_cgroup_margin+0x130/0x130 [ 1479.791609][T13085] ? lock_downgrade+0x690/0x690 [ 1479.796535][T13085] try_charge_memcg+0xf9b/0x13b0 [ 1479.801556][T13085] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1479.807608][T13085] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1479.813398][T13085] ? lock_downgrade+0x690/0x690 [ 1479.818309][T13085] ? lock_downgrade+0x690/0x690 [ 1479.823254][T13085] obj_cgroup_charge+0x2af/0x5e0 [ 1479.828296][T13085] ? __anon_vma_prepare+0x64/0x580 [ 1479.833904][T13085] kmem_cache_alloc+0xb1/0x3b0 [ 1479.838759][T13085] __anon_vma_prepare+0x64/0x580 [ 1479.843751][T13085] ? __pmd_alloc+0x30c/0x5d0 [ 1479.848426][T13085] __handle_mm_fault+0x3a8f/0x3e60 [ 1479.853617][T13085] ? vm_iomap_memory+0x190/0x190 [ 1479.858643][T13085] handle_mm_fault+0x2ba/0x9c0 [ 1479.863475][T13085] do_user_addr_fault+0x475/0x1230 [ 1479.868735][T13085] ? rcu_is_watching+0x12/0xb0 [ 1479.873564][T13085] exc_page_fault+0x98/0x170 [ 1479.878214][T13085] asm_exc_page_fault+0x26/0x30 [ 1479.883121][T13085] RIP: 0033:0x7fd1d3e86cb6 [ 1479.887590][T13085] Code: Unable to access opcode bytes at 0x7fd1d3e86c8c. [ 1479.894685][T13085] RSP: 002b:00007ffe413797a8 EFLAGS: 00010246 [ 1479.900801][T13085] RAX: 0000000020000180 RBX: 0000000000000000 RCX: 006b6e696c766564 [ 1479.908908][T13085] RDX: 0000000000000008 RSI: 006b6e696c766564 RDI: 0000000020000180 [ 1479.916925][T13085] RBP: 00007ffe41379868 R08: 00007fd1d3e00000 R09: 00007fd1d3a00000 [ 1479.924953][T13085] R10: 00007fd1d3a00068 R11: 0000000000000246 R12: 0000000000168690 [ 1479.932980][T13085] R13: 00007ffe41379890 R14: 00007fd1d3fabf80 R15: 0000000000000032 [ 1479.941061][T13085] [ 1480.399118][T13085] memory: usage 307176kB, limit 307200kB, failcnt 4654 [ 1480.434551][T13085] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1480.507954][T13085] Memory cgroup stats for /syz1: [ 1480.508280][T13085] anon 131072 [ 1480.508280][T13085] file 352256 [ 1480.508280][T13085] kernel 314064896 [ 1480.508280][T13085] kernel_stack 65536 [ 1480.508280][T13085] pagetables 77824 [ 1480.508280][T13085] sec_pagetables 0 [ 1480.508280][T13085] percpu 5685632 [ 1480.508280][T13085] sock 0 [ 1480.508280][T13085] vmalloc 0 [ 1480.508280][T13085] shmem 339968 [ 1480.508280][T13085] zswap 0 [ 1480.508280][T13085] zswapped 0 [ 1480.508280][T13085] file_mapped 286720 [ 1480.508280][T13085] file_dirty 12288 [ 1480.508280][T13085] file_writeback 0 [ 1480.508280][T13085] swapcached 0 [ 1480.508280][T13085] anon_thp 0 [ 1480.508280][T13085] file_thp 0 [ 1480.508280][T13085] shmem_thp 0 [ 1480.508280][T13085] inactive_anon 53248 [ 1480.508280][T13085] active_anon 417792 [ 1480.508280][T13085] inactive_file 12288 [ 1480.508280][T13085] active_file 0 [ 1480.508280][T13085] unevictable 0 [ 1480.508280][T13085] slab_reclaimable 18016 [ 1480.508280][T13085] slab_unreclaimable 308189728 [ 1480.508280][T13085] slab 308207744 [ 1480.508280][T13085] workingset_refault_anon 0 [ 1480.508280][T13085] workingset_refault_file 101 [ 1480.508280][T13085] workingset_activate_anon 0 [ 1480.508280][T13085] workingset_activate_file 0 [ 1480.508280][T13085] workingset_restore_anon 0 [ 1480.508280][T13085] workingset_restore_file 101 [ 1480.508280][T13085] workingset_nodereclaim 0 [ 1480.508280][T13085] pgscan 4766 [ 1480.508280][T13085] pgsteal 1032 [ 1480.508280][T13085] pgscan_kswapd 2416 [ 1480.508280][T13085] pgscan_direct 2350 [ 1480.508280][T13085] pgscan_khugepaged 0 [ 1480.508280][T13085] pgsteal_kswapd 134 [ 1480.508280][T13085] pgsteal_direct 898 [ 1480.508280][T13085] pgsteal_khugepaged 0 [ 1480.508280][T13085] pgfault 112163 [ 1480.508280][T13085] pgmajfault 47 [ 1480.508280][T13085] pgrefill 4989 [ 1480.508280][T13085] pgactivate 1622 [ 1480.508280][T13085] pgdeactivate 0 [ 1480.508280][T13085] pglazyfree 0 [ 1480.508280][T13085] pglazyfreed 0 [ 1480.508280][T13085] zswpin 0 [ 1480.508280][T13085] zswpout 0 [ 1481.059251][T13085] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=13085,uid=0 09:07:52 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0xf000, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) 09:07:52 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0xa000000, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:07:52 executing program 3: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1, 0x79333}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1481.129130][T13085] Memory cgroup out of memory: Killed process 13085 (syz-executor.1) total-vm:54548kB, anon-rss:380kB, file-rss:8192kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000 09:07:52 executing program 4: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1b}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:07:52 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x44020000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) 09:07:52 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x77eff}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1481.354084][T13103] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1481.751853][T13106] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1481.894573][T13102] syz-executor.3 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=1, oom_score_adj=1000 [ 1481.965346][T13102] CPU: 0 PID: 13102 Comm: syz-executor.3 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1481.975876][T13102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1481.985973][T13102] Call Trace: [ 1481.989326][T13102] [ 1481.992512][T13102] dump_stack_lvl+0x136/0x150 [ 1481.997336][T13102] dump_header+0x10a/0xd70 [ 1482.001824][T13102] oom_kill_process+0x25d/0x600 [ 1482.006752][T13102] out_of_memory+0x35c/0x1660 [ 1482.011499][T13102] ? find_held_lock+0x2d/0x110 [ 1482.016340][T13102] ? oom_killer_disable+0x2b0/0x2b0 [ 1482.021605][T13102] ? rcu_read_unlock+0x9/0x60 [ 1482.026346][T13102] ? find_held_lock+0x2d/0x110 [ 1482.031186][T13102] mem_cgroup_out_of_memory+0x206/0x270 [ 1482.036801][T13102] ? mem_cgroup_margin+0x130/0x130 [ 1482.041980][T13102] ? lock_downgrade+0x690/0x690 [ 1482.046909][T13102] try_charge_memcg+0xf9b/0x13b0 [ 1482.051923][T13102] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1482.057976][T13102] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1482.063766][T13102] ? lock_downgrade+0x690/0x690 [ 1482.068677][T13102] ? lock_downgrade+0x690/0x690 [ 1482.073591][T13102] ? rcu_read_unlock+0x9/0x60 [ 1482.078349][T13102] obj_cgroup_charge+0x2af/0x5e0 [ 1482.083344][T13102] ? copy_process+0x3aa/0x7590 [ 1482.088165][T13102] kmem_cache_alloc_node+0xa8/0x3e0 [ 1482.093438][T13102] copy_process+0x3aa/0x7590 [ 1482.098091][T13102] ? __lock_acquire+0xbc5/0x5d40 [ 1482.103109][T13102] ? __cleanup_sighand+0xb0/0xb0 [ 1482.108093][T13102] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 1482.114113][T13102] ? psi_memstall_leave+0x174/0x250 [ 1482.119354][T13102] ? lock_downgrade+0x690/0x690 [ 1482.124243][T13102] kernel_clone+0xeb/0x890 [ 1482.128702][T13102] ? create_io_thread+0xf0/0xf0 [ 1482.133587][T13102] ? percpu_ref_put_many.constprop.0+0x6a/0x1b0 [ 1482.139870][T13102] ? lock_downgrade+0x690/0x690 [ 1482.144774][T13102] __do_sys_clone+0xba/0x100 [ 1482.149504][T13102] ? kernel_clone+0x890/0x890 [ 1482.154229][T13102] ? syscall_enter_from_user_mode+0x26/0x80 [ 1482.160257][T13102] do_syscall_64+0x39/0xb0 [ 1482.164722][T13102] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 1482.170734][T13102] RIP: 0033:0x7fcfdec8d591 [ 1482.175171][T13102] Code: 48 85 ff 74 3d 48 85 f6 74 38 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 7c 13 74 01 c3 31 ed 58 5f ff d0 48 89 c7 b8 3c 00 00 00 [ 1482.194803][T13102] RSP: 002b:00007ffeeb5c3178 EFLAGS: 00000206 ORIG_RAX: 0000000000000038 [ 1482.203296][T13102] RAX: ffffffffffffffda RBX: 00007fcfdfa97700 RCX: 00007fcfdec8d591 [ 1482.211296][T13102] RDX: 00007fcfdfa979d0 RSI: 00007fcfdfa972f0 RDI: 00000000003d0f00 [ 1482.219394][T13102] RBP: 00007ffeeb5c33c0 R08: 00007fcfdfa97700 R09: 00007fcfdfa97700 [ 1482.227409][T13102] R10: 00007fcfdfa979d0 R11: 0000000000000206 R12: 00007ffeeb5c322e [ 1482.235435][T13102] R13: 00007ffeeb5c322f R14: 00007fcfdfa97300 R15: 0000000000022000 [ 1482.243460][T13102] 09:07:53 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0xf8da, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1482.465604][T13102] memory: usage 307196kB, limit 307200kB, failcnt 949 [ 1482.475846][T13102] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1482.484837][T13102] Memory cgroup stats for /syz3: [ 1482.485082][T13102] anon 151552 [ 1482.485082][T13102] file 323584 [ 1482.485082][T13102] kernel 314093568 [ 1482.485082][T13102] kernel_stack 65536 [ 1482.485082][T13102] pagetables 81920 [ 1482.485082][T13102] sec_pagetables 0 [ 1482.485082][T13102] percpu 5685632 [ 1482.485082][T13102] sock 0 [ 1482.485082][T13102] vmalloc 0 [ 1482.485082][T13102] shmem 311296 [ 1482.485082][T13102] zswap 0 [ 1482.485082][T13102] zswapped 0 [ 1482.485082][T13102] file_mapped 311296 [ 1482.485082][T13102] file_dirty 12288 [ 1482.485082][T13102] file_writeback 0 [ 1482.485082][T13102] swapcached 0 [ 1482.485082][T13102] anon_thp 0 [ 1482.485082][T13102] file_thp 0 [ 1482.485082][T13102] shmem_thp 0 [ 1482.485082][T13102] inactive_anon 385024 [ 1482.485082][T13102] active_anon 77824 [ 1482.485082][T13102] inactive_file 12288 [ 1482.485082][T13102] active_file 0 [ 1482.485082][T13102] unevictable 0 [ 1482.485082][T13102] slab_reclaimable 20152 [ 1482.485082][T13102] slab_unreclaimable 308214248 [ 1482.485082][T13102] slab 308234400 [ 1482.485082][T13102] workingset_refault_anon 0 [ 1482.485082][T13102] workingset_refault_file 84 [ 1482.485082][T13102] workingset_activate_anon 0 [ 1482.485082][T13102] workingset_activate_file 0 [ 1482.485082][T13102] workingset_restore_anon 0 [ 1482.485082][T13102] workingset_restore_file 84 [ 1482.485082][T13102] workingset_nodereclaim 0 [ 1482.485082][T13102] pgscan 3139 [ 1482.485082][T13102] pgsteal 727 [ 1482.485082][T13102] pgscan_kswapd 1852 [ 1482.485082][T13102] pgscan_direct 1287 [ 1482.485082][T13102] pgscan_khugepaged 0 [ 1482.485082][T13102] pgsteal_kswapd 64 [ 1482.485082][T13102] pgsteal_direct 663 [ 1482.485082][T13102] pgsteal_khugepaged 0 [ 1482.485082][T13102] pgfault 111469 [ 1482.485082][T13102] pgmajfault 42 [ 1482.485082][T13102] pgrefill 8820 [ 1482.485082][T13102] pgactivate 2008 [ 1482.485082][T13102] pgdeactivate 0 [ 1482.485082][T13102] pglazyfree 0 [ 1482.485082][T13102] pglazyfreed 0 [ 1482.485082][T13102] zswpin 0 [ 1482.485082][T13102] zswpout 0 [ 1482.767954][T13110] batman_adv: batadv642: Adding interface: macvlan443 [ 1482.808650][T13110] batman_adv: batadv642: The MTU of interface macvlan443 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1482.900391][T13102] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz3,mems_allowed=0-1,oom_memcg=/syz3,task_memcg=/syz3,task=syz-executor.3,pid=13102,uid=0 [ 1482.919937][T13110] batman_adv: batadv642: Interface activated: macvlan443 [ 1482.943907][T13102] Memory cgroup out of memory: Killed process 13102 (syz-executor.3) total-vm:54680kB, anon-rss:380kB, file-rss:8448kB, shmem-rss:0kB, UID:0 pgtables:84kB oom_score_adj:1000 [ 1483.012930][T13117] syz-executor.4 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1483.045297][T13117] CPU: 0 PID: 13117 Comm: syz-executor.4 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1483.055808][T13117] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1483.065918][T13117] Call Trace: [ 1483.069269][T13117] [ 1483.072240][T13117] dump_stack_lvl+0x136/0x150 [ 1483.076993][T13117] dump_header+0x10a/0xd70 [ 1483.081486][T13117] oom_kill_process+0x25d/0x600 [ 1483.086411][T13117] out_of_memory+0x35c/0x1660 [ 1483.091258][T13117] ? oom_killer_disable+0x2b0/0x2b0 [ 1483.096531][T13117] ? rcu_read_unlock+0x9/0x60 [ 1483.101280][T13117] ? find_held_lock+0x2d/0x110 [ 1483.106128][T13117] mem_cgroup_out_of_memory+0x206/0x270 [ 1483.111762][T13117] ? mem_cgroup_margin+0x130/0x130 [ 1483.116950][T13117] ? lock_downgrade+0x690/0x690 [ 1483.121871][T13117] try_charge_memcg+0xf9b/0x13b0 [ 1483.126968][T13117] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1483.133036][T13117] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1483.138827][T13117] ? lock_downgrade+0x690/0x690 [ 1483.143746][T13117] ? lock_downgrade+0x690/0x690 [ 1483.148687][T13117] obj_cgroup_charge+0x2af/0x5e0 [ 1483.153697][T13117] ? sock_alloc_inode+0x27/0x1d0 [ 1483.158700][T13117] kmem_cache_alloc_lru+0x142/0x600 [ 1483.163962][T13117] sock_alloc_inode+0x27/0x1d0 [ 1483.168766][T13117] ? sock_free_inode+0x30/0x30 [ 1483.173655][T13117] alloc_inode+0x61/0x230 [ 1483.178029][T13117] new_inode_pseudo+0x17/0x80 [ 1483.182862][T13117] sock_alloc+0x40/0x270 [ 1483.187144][T13117] __sock_create+0xbd/0x850 [ 1483.191702][T13117] __sys_socket+0x133/0x250 [ 1483.196246][T13117] ? __sys_socket_file+0x1d0/0x1d0 [ 1483.201417][T13117] __x64_sys_socket+0x73/0xb0 [ 1483.206138][T13117] do_syscall_64+0x39/0xb0 [ 1483.210603][T13117] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 1483.216539][T13117] RIP: 0033:0x7f194688c169 [ 1483.220980][T13117] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48 [ 1483.240617][T13117] RSP: 002b:00007f19475b5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 1483.249070][T13117] RAX: ffffffffffffffda RBX: 00007f19469abf80 RCX: 00007f194688c169 [ 1483.257088][T13117] RDX: 0000000000000000 RSI: 0000000000000803 RDI: 0000000000000010 [ 1483.265108][T13117] RBP: 00007f19468e7ca1 R08: 0000000000000000 R09: 0000000000000000 [ 1483.273113][T13117] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 1483.281225][T13117] R13: 00007ffeb477507f R14: 00007f19475b5300 R15: 0000000000022000 [ 1483.289248][T13117] [ 1483.305961][T13117] memory: usage 307200kB, limit 307200kB, failcnt 3141 [ 1483.307417][T13116] batman_adv: batadv1259: Adding interface: macvlan1072 [ 1483.341476][T13117] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1483.346184][T13116] batman_adv: batadv1259: The MTU of interface macvlan1072 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1483.376111][T13117] Memory cgroup stats for /syz4: [ 1483.376504][T13117] anon 106496 [ 1483.376504][T13117] file 380928 [ 1483.376504][T13117] kernel 314085376 [ 1483.376504][T13117] kernel_stack 98304 [ 1483.376504][T13117] pagetables 77824 [ 1483.376504][T13117] sec_pagetables 0 [ 1483.376504][T13117] percpu 5685632 [ 1483.376504][T13117] sock 0 [ 1483.376504][T13117] vmalloc 0 [ 1483.376504][T13117] shmem 368640 [ 1483.376504][T13117] zswap 0 [ 1483.376504][T13117] zswapped 0 [ 1483.376504][T13117] file_mapped 368640 [ 1483.376504][T13117] file_dirty 12288 [ 1483.376504][T13117] file_writeback 0 [ 1483.376504][T13117] swapcached 0 [ 1483.376504][T13117] anon_thp 0 [ 1483.376504][T13117] file_thp 0 [ 1483.376504][T13117] shmem_thp 0 [ 1483.376504][T13117] inactive_anon 421888 [ 1483.376504][T13117] active_anon 53248 [ 1483.376504][T13117] inactive_file 0 [ 1483.376504][T13117] active_file 12288 [ 1483.376504][T13117] unevictable 0 [ 1483.376504][T13117] slab_reclaimable 16088 [ 1483.376504][T13117] slab_unreclaimable 308175576 [ 1483.376504][T13117] slab 308191664 [ 1483.376504][T13117] workingset_refault_anon 0 [ 1483.376504][T13117] workingset_refault_file 659 [ 1483.376504][T13117] workingset_activate_anon 0 [ 1483.376504][T13117] workingset_activate_file 0 [ 1483.376504][T13117] workingset_restore_anon 0 [ 1483.376504][T13117] workingset_restore_file 659 [ 1483.376504][T13117] workingset_nodereclaim 0 [ 1483.376504][T13117] pgscan 6604 [ 1483.376504][T13117] pgsteal 3734 [ 1483.376504][T13117] pgscan_kswapd 1669 [ 1483.376504][T13117] pgscan_direct 4935 [ 1483.376504][T13117] pgscan_khugepaged 0 [ 1483.376504][T13117] pgsteal_kswapd 752 [ 1483.376504][T13117] pgsteal_direct 2982 [ 1483.376504][T13117] pgsteal_khugepaged 0 [ 1483.376504][T13117] pgfault 115390 [ 1483.376504][T13117] pgmajfault 156 [ 1483.376504][T13117] pgrefill 12002 [ 1483.376504][T13117] pgactivate 1607 [ 1483.376504][T13117] pgdeactivate 0 [ 1483.376504][T13117] pglazyfree 0 [ 1483.376504][T13117] pglazyfreed 0 [ 1483.376504][T13117] zswpin 0 [ 1483.376504][T13117] zswpout 0 [ 1483.619717][T13116] batman_adv: batadv1259: Interface activated: macvlan1072 09:07:54 executing program 3: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1, 0x79334}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:07:54 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0xc000000, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:07:55 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0xfeff, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) 09:07:54 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x46030000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) [ 1484.111052][T13130] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1484.230473][T13117] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz4,mems_allowed=0-1,oom_memcg=/syz4,task_memcg=/syz4,task=syz-executor.4,pid=13107,uid=0 [ 1484.293663][T13117] Memory cgroup out of memory: Killed process 13107 (syz-executor.4) total-vm:54680kB, anon-rss:380kB, file-rss:8320kB, shmem-rss:0kB, UID:0 pgtables:84kB oom_score_adj:1000 [ 1484.486145][T13140] syz-executor.3 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1484.505943][T13131] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1484.579077][T13140] CPU: 1 PID: 13140 Comm: syz-executor.3 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1484.589588][T13140] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1484.599701][T13140] Call Trace: [ 1484.603042][T13140] [ 1484.606026][T13140] dump_stack_lvl+0x136/0x150 [ 1484.610769][T13140] dump_header+0x10a/0xd70 [ 1484.615271][T13140] oom_kill_process+0x25d/0x600 [ 1484.620205][T13140] out_of_memory+0x35c/0x1660 [ 1484.624979][T13140] ? find_held_lock+0x2d/0x110 [ 1484.629844][T13140] ? oom_killer_disable+0x2b0/0x2b0 [ 1484.635107][T13140] ? rcu_read_unlock+0x9/0x60 [ 1484.639859][T13140] ? find_held_lock+0x2d/0x110 [ 1484.644709][T13140] mem_cgroup_out_of_memory+0x206/0x270 [ 1484.650324][T13140] ? mem_cgroup_margin+0x130/0x130 [ 1484.655504][T13140] ? lock_downgrade+0x690/0x690 [ 1484.660428][T13140] try_charge_memcg+0xf9b/0x13b0 [ 1484.665452][T13140] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1484.671518][T13140] ? rcu_read_unlock+0x9/0x60 [ 1484.676247][T13140] ? lock_downgrade+0x690/0x690 [ 1484.681155][T13140] charge_memcg+0x90/0x3b0 [ 1484.685698][T13140] __mem_cgroup_charge+0x2b/0x90 [ 1484.690677][T13140] __handle_mm_fault+0x1895/0x3e60 [ 1484.695834][T13140] ? vm_iomap_memory+0x190/0x190 [ 1484.700832][T13140] handle_mm_fault+0x2ba/0x9c0 [ 1484.705652][T13140] do_user_addr_fault+0x475/0x1230 [ 1484.710810][T13140] ? rcu_is_watching+0x12/0xb0 [ 1484.715616][T13140] exc_page_fault+0x98/0x170 [ 1484.720246][T13140] asm_exc_page_fault+0x26/0x30 [ 1484.725147][T13140] RIP: 0033:0x7fcfdec30eac [ 1484.729589][T13140] Code: c0 e8 98 5a ff ff b8 ff ff ff ff e9 33 ff ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 41 54 31 c0 55 48 81 ec 68 10 00 00 <48> 89 7c 24 08 48 8d 3d 90 6b 0a 00 48 89 34 24 48 8b 14 24 48 8b [ 1484.749228][T13140] RSP: 002b:00007fcfdfab70e0 EFLAGS: 00010202 [ 1484.755329][T13140] RAX: 0000000000000000 RBX: 00007fcfdedabf80 RCX: 0000000000000000 [ 1484.763412][T13140] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000020000180 [ 1484.771409][T13140] RBP: 00007fcfdece7ca1 R08: 0000000000000000 R09: 0000000000000000 [ 1484.779409][T13140] R10: 0000000020000180 R11: 0000000000000000 R12: 0000000000000000 [ 1484.787507][T13140] R13: 00007ffeeb5c322f R14: 00007fcfdfab8300 R15: 0000000000022000 [ 1484.795530][T13140] [ 1484.849626][T13140] memory: usage 307200kB, limit 307200kB, failcnt 1109 [ 1484.866920][T13140] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1484.895423][T13140] Memory cgroup stats for /syz3: [ 1484.895716][T13140] anon 139264 [ 1484.895716][T13140] file 323584 [ 1484.895716][T13140] kernel 314109952 [ 1484.895716][T13140] kernel_stack 65536 [ 1484.895716][T13140] pagetables 81920 [ 1484.895716][T13140] sec_pagetables 0 [ 1484.895716][T13140] percpu 5685696 [ 1484.895716][T13140] sock 0 [ 1484.895716][T13140] vmalloc 0 [ 1484.895716][T13140] shmem 311296 [ 1484.895716][T13140] zswap 0 [ 1484.895716][T13140] zswapped 0 [ 1484.895716][T13140] file_mapped 311296 [ 1484.895716][T13140] file_dirty 12288 [ 1484.895716][T13140] file_writeback 0 [ 1484.895716][T13140] swapcached 0 [ 1484.895716][T13140] anon_thp 0 [ 1484.895716][T13140] file_thp 0 [ 1484.895716][T13140] shmem_thp 0 [ 1484.895716][T13140] inactive_anon 53248 [ 1484.895716][T13140] active_anon 397312 [ 1484.895716][T13140] inactive_file 12288 [ 1484.895716][T13140] active_file 0 [ 1484.895716][T13140] unevictable 0 [ 1484.895716][T13140] slab_reclaimable 20152 [ 1484.895716][T13140] slab_unreclaimable 308225296 [ 1484.895716][T13140] slab 308245448 [ 1484.895716][T13140] workingset_refault_anon 0 [ 1484.895716][T13140] workingset_refault_file 99 [ 1484.895716][T13140] workingset_activate_anon 0 [ 1484.895716][T13140] workingset_activate_file 0 [ 1484.895716][T13140] workingset_restore_anon 0 [ 1484.895716][T13140] workingset_restore_file 99 [ 1484.895716][T13140] workingset_nodereclaim 0 [ 1484.895716][T13140] pgscan 3298 [ 1484.895716][T13140] pgsteal 824 [ 1484.895716][T13140] pgscan_kswapd 1852 [ 1484.895716][T13140] pgscan_direct 1446 [ 1484.895716][T13140] pgscan_khugepaged 0 [ 1484.895716][T13140] pgsteal_kswapd 64 [ 1484.895716][T13140] pgsteal_direct 760 [ 1484.895716][T13140] pgsteal_khugepaged 0 [ 1484.895716][T13140] pgfault 111574 [ 1484.895716][T13140] pgmajfault 53 [ 1484.895716][T13140] pgrefill 9459 [ 1484.895716][T13140] pgactivate 2042 [ 1484.895716][T13140] pgdeactivate 0 [ 1484.895716][T13140] pglazyfree 0 [ 1484.895716][T13140] pglazyfreed 0 [ 1484.895716][T13140] zswpin 0 [ 1484.895716][T13140] zswpout 0 09:07:56 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0xff0f, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) 09:07:56 executing program 4: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1c}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:07:56 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x77f00}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1485.422233][T13137] batman_adv: batadv1260: Adding interface: macvlan1073 [ 1485.455831][T13137] batman_adv: batadv1260: The MTU of interface macvlan1073 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1485.574659][T13137] batman_adv: batadv1260: Interface activated: macvlan1073 [ 1485.738752][T13141] batman_adv: batadv643: Adding interface: macvlan444 [ 1485.762965][T13140] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz3,mems_allowed=0-1,oom_memcg=/syz3,task_memcg=/syz3,task=syz-executor.3,pid=13127,uid=0 [ 1485.787713][T13141] batman_adv: batadv643: The MTU of interface macvlan444 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1485.823153][T13140] Memory cgroup out of memory: Killed process 13127 (syz-executor.3) total-vm:54548kB, anon-rss:508kB, file-rss:8448kB, shmem-rss:0kB, UID:0 pgtables:84kB oom_score_adj:1000 [ 1485.861636][T13143] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1485.862389][T13141] batman_adv: batadv643: Interface activated: macvlan444 [ 1485.883957][T13143] CPU: 1 PID: 13143 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1485.894463][T13143] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1485.904564][T13143] Call Trace: [ 1485.907890][T13143] [ 1485.910857][T13143] dump_stack_lvl+0x136/0x150 [ 1485.915591][T13143] dump_header+0x10a/0xd70 [ 1485.920079][T13143] oom_kill_process+0x25d/0x600 [ 1485.924994][T13143] out_of_memory+0x35c/0x1660 [ 1485.929744][T13143] ? oom_killer_disable+0x2b0/0x2b0 [ 1485.935005][T13143] ? rcu_read_unlock+0x9/0x60 [ 1485.939752][T13143] ? find_held_lock+0x2d/0x110 [ 1485.944598][T13143] mem_cgroup_out_of_memory+0x206/0x270 [ 1485.950215][T13143] ? mem_cgroup_margin+0x130/0x130 [ 1485.955376][T13143] ? lock_downgrade+0x690/0x690 [ 1485.960282][T13143] try_charge_memcg+0xf9b/0x13b0 [ 1485.965269][T13143] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1485.971310][T13143] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1485.977066][T13143] ? lock_downgrade+0x690/0x690 [ 1485.981946][T13143] ? lock_downgrade+0x690/0x690 [ 1485.986834][T13143] __memcg_kmem_charge_page+0x16e/0x3c0 [ 1485.992406][T13143] memcg_charge_kernel_stack.part.0+0x6c/0x150 [ 1485.998606][T13143] copy_process+0x13a7/0x7590 [ 1486.003317][T13143] ? find_held_lock+0x2d/0x110 [ 1486.008137][T13143] ? __cleanup_sighand+0xb0/0xb0 [ 1486.013107][T13143] ? lock_downgrade+0x690/0x690 [ 1486.018001][T13143] ? folio_flags.constprop.0+0x53/0x150 [ 1486.023607][T13143] ? folio_add_lru+0x47f/0x7c0 [ 1486.028766][T13143] kernel_clone+0xeb/0x890 [ 1486.033216][T13143] ? create_io_thread+0xf0/0xf0 [ 1486.038105][T13143] ? vm_iomap_memory+0x190/0x190 [ 1486.043096][T13143] ? find_held_lock+0x2d/0x110 [ 1486.047930][T13143] __do_sys_clone+0xba/0x100 [ 1486.052555][T13143] ? kernel_clone+0x890/0x890 [ 1486.057275][T13143] ? syscall_enter_from_user_mode+0x26/0x80 [ 1486.063222][T13143] do_syscall_64+0x39/0xb0 [ 1486.067678][T13143] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 1486.073604][T13143] RIP: 0033:0x7fd1d3e8d591 [ 1486.078058][T13143] Code: 48 85 ff 74 3d 48 85 f6 74 38 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 7c 13 74 01 c3 31 ed 58 5f ff d0 48 89 c7 b8 3c 00 00 00 [ 1486.097688][T13143] RSP: 002b:00007ffe41379678 EFLAGS: 00000206 ORIG_RAX: 0000000000000038 [ 1486.106125][T13143] RAX: ffffffffffffffda RBX: 00007fd1d4bd6700 RCX: 00007fd1d3e8d591 [ 1486.114120][T13143] RDX: 00007fd1d4bd69d0 RSI: 00007fd1d4bd62f0 RDI: 00000000003d0f00 [ 1486.122098][T13143] RBP: 00007ffe413798c0 R08: 00007fd1d4bd6700 R09: 00007fd1d4bd6700 [ 1486.130087][T13143] R10: 00007fd1d4bd69d0 R11: 0000000000000206 R12: 00007ffe4137972e [ 1486.138073][T13143] R13: 00007ffe4137972f R14: 00007fd1d4bd6300 R15: 0000000000022000 [ 1486.146077][T13143] [ 1486.179079][T13143] memory: usage 307200kB, limit 307200kB, failcnt 4892 [ 1486.207556][T13143] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 09:07:57 executing program 3: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1, 0x79335}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:07:57 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0xe000000, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:07:57 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x48000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) 09:07:57 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0xff7f, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1486.430637][T13163] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1486.449257][T13143] Memory cgroup stats for /syz1: [ 1486.449524][T13143] anon 147456 [ 1486.449524][T13143] file 352256 [ 1486.449524][T13143] kernel 314073088 [ 1486.449524][T13143] kernel_stack 65536 [ 1486.449524][T13143] pagetables 77824 [ 1486.449524][T13143] sec_pagetables 0 [ 1486.449524][T13143] percpu 5685632 [ 1486.449524][T13143] sock 0 [ 1486.449524][T13143] vmalloc 0 [ 1486.449524][T13143] shmem 339968 [ 1486.449524][T13143] zswap 0 [ 1486.449524][T13143] zswapped 0 [ 1486.449524][T13143] file_mapped 286720 [ 1486.449524][T13143] file_dirty 12288 [ 1486.449524][T13143] file_writeback 0 [ 1486.449524][T13143] swapcached 0 [ 1486.449524][T13143] anon_thp 0 [ 1486.449524][T13143] file_thp 0 [ 1486.449524][T13143] shmem_thp 0 [ 1486.449524][T13143] inactive_anon 434176 [ 1486.449524][T13143] active_anon 53248 [ 1486.449524][T13143] inactive_file 12288 [ 1486.449524][T13143] active_file 0 [ 1486.449524][T13143] unevictable 0 [ 1486.449524][T13143] slab_reclaimable 18016 [ 1486.449524][T13143] slab_unreclaimable 308198488 [ 1486.449524][T13143] slab 308216504 [ 1486.449524][T13143] workingset_refault_anon 0 [ 1486.449524][T13143] workingset_refault_file 115 [ 1486.449524][T13143] workingset_activate_anon 0 [ 1486.449524][T13143] workingset_activate_file 0 [ 1486.449524][T13143] workingset_restore_anon 0 [ 1486.449524][T13143] workingset_restore_file 115 [ 1486.449524][T13143] workingset_nodereclaim 0 [ 1486.449524][T13143] pgscan 5052 [ 1486.449524][T13143] pgsteal 1218 [ 1486.449524][T13143] pgscan_kswapd 2427 [ 1486.449524][T13143] pgscan_direct 2625 [ 1486.449524][T13143] pgscan_khugepaged 0 [ 1486.449524][T13143] pgsteal_kswapd 135 [ 1486.449524][T13143] pgsteal_direct 1083 [ 1486.449524][T13143] pgsteal_khugepaged 0 [ 1486.449524][T13143] pgfault 112366 [ 1486.449524][T13143] pgmajfault 64 [ 1486.449524][T13143] pgrefill 5816 [ 1486.449524][T13143] pgactivate 1660 [ 1486.449524][T13143] pgdeactivate 0 [ 1486.449524][T13143] pglazyfree 0 [ 1486.449524][T13143] pglazyfreed 0 [ 1486.449524][T13143] zswpin 0 [ 1486.449524][T13143] zswpout 0 [ 1487.063155][T13143] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=13143,uid=0 [ 1487.145197][T13143] Memory cgroup out of memory: Killed process 13143 (syz-executor.1) total-vm:54680kB, anon-rss:508kB, file-rss:8576kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000 [ 1487.229174][T13154] syz-executor.3 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1487.265945][T13154] CPU: 0 PID: 13154 Comm: syz-executor.3 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1487.276442][T13154] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1487.286552][T13154] Call Trace: [ 1487.289876][T13154] [ 1487.292842][T13154] dump_stack_lvl+0x136/0x150 [ 1487.297587][T13154] dump_header+0x10a/0xd70 [ 1487.302073][T13154] oom_kill_process+0x25d/0x600 [ 1487.307005][T13154] out_of_memory+0x35c/0x1660 [ 1487.311755][T13154] ? oom_killer_disable+0x2b0/0x2b0 [ 1487.317013][T13154] ? rcu_read_unlock+0x9/0x60 [ 1487.321752][T13154] ? find_held_lock+0x2d/0x110 [ 1487.326591][T13154] mem_cgroup_out_of_memory+0x206/0x270 [ 1487.332200][T13154] ? mem_cgroup_margin+0x130/0x130 [ 1487.337372][T13154] ? lock_downgrade+0x690/0x690 [ 1487.342314][T13154] try_charge_memcg+0xf9b/0x13b0 [ 1487.347339][T13154] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1487.353392][T13154] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1487.359173][T13154] ? lock_downgrade+0x690/0x690 [ 1487.364077][T13154] ? lock_downgrade+0x690/0x690 [ 1487.369008][T13154] obj_cgroup_charge+0x2af/0x5e0 [ 1487.374009][T13154] ? __anon_vma_prepare+0x64/0x580 [ 1487.379165][T13154] kmem_cache_alloc+0xb1/0x3b0 [ 1487.383992][T13154] __anon_vma_prepare+0x64/0x580 [ 1487.388974][T13154] ? __pmd_alloc+0x30c/0x5d0 [ 1487.393619][T13154] __handle_mm_fault+0x3a8f/0x3e60 [ 1487.398775][T13154] ? vm_iomap_memory+0x190/0x190 [ 1487.403774][T13154] handle_mm_fault+0x2ba/0x9c0 [ 1487.408600][T13154] do_user_addr_fault+0x475/0x1230 [ 1487.413864][T13154] ? rcu_is_watching+0x12/0xb0 [ 1487.418681][T13154] exc_page_fault+0x98/0x170 [ 1487.423330][T13154] asm_exc_page_fault+0x26/0x30 [ 1487.428222][T13154] RIP: 0033:0x7fcfdec86cb6 [ 1487.432678][T13154] Code: Unable to access opcode bytes at 0x7fcfdec86c8c. [ 1487.439721][T13154] RSP: 002b:00007ffeeb5c32a8 EFLAGS: 00010246 [ 1487.445813][T13154] RAX: 0000000020000180 RBX: 0000000000000000 RCX: 006b6e696c766564 [ 1487.453806][T13154] RDX: 0000000000000008 RSI: 006b6e696c766564 RDI: 0000000020000180 [ 1487.461797][T13154] RBP: 00007ffeeb5c3368 R08: 00007fcfdec00000 R09: 00007fcfde800000 [ 1487.469794][T13154] R10: 00007fcfde800068 R11: 0000000000000246 R12: 000000000016a846 [ 1487.477788][T13154] R13: 00007ffeeb5c3390 R14: 00007fcfdedabf80 R15: 0000000000000032 [ 1487.485825][T13154] 09:07:58 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0xfffe, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) 09:07:58 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x77f01}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1487.628540][T13165] batman_adv: batadv644: Adding interface: macvlan445 [ 1487.644844][T13165] batman_adv: batadv644: The MTU of interface macvlan445 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1487.728675][T13165] batman_adv: batadv644: Interface activated: macvlan445 [ 1487.815662][T13157] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.0'. 09:07:59 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x10000000, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1488.243530][T13154] memory: usage 307184kB, limit 307200kB, failcnt 1168 [ 1488.268541][T13154] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1488.323325][T13154] Memory cgroup stats for /syz3: [ 1488.323605][T13154] anon 135168 [ 1488.323605][T13154] file 327680 [ 1488.323605][T13154] kernel 314093568 [ 1488.323605][T13154] kernel_stack 65536 [ 1488.323605][T13154] pagetables 81920 [ 1488.323605][T13154] sec_pagetables 0 [ 1488.323605][T13154] percpu 5685632 [ 1488.323605][T13154] sock 0 [ 1488.323605][T13154] vmalloc 0 [ 1488.323605][T13154] shmem 311296 [ 1488.323605][T13154] zswap 0 [ 1488.323605][T13154] zswapped 0 [ 1488.323605][T13154] file_mapped 311296 [ 1488.323605][T13154] file_dirty 12288 [ 1488.323605][T13154] file_writeback 0 [ 1488.323605][T13154] swapcached 0 [ 1488.323605][T13154] anon_thp 0 [ 1488.323605][T13154] file_thp 0 [ 1488.323605][T13154] shmem_thp 0 [ 1488.323605][T13154] inactive_anon 356352 [ 1488.323605][T13154] active_anon 90112 [ 1488.323605][T13154] inactive_file 12288 [ 1488.323605][T13154] active_file 4096 [ 1488.323605][T13154] unevictable 0 [ 1488.323605][T13154] slab_reclaimable 20392 [ 1488.323605][T13154] slab_unreclaimable 308212984 [ 1488.323605][T13154] slab 308233376 [ 1488.323605][T13154] workingset_refault_anon 0 [ 1488.323605][T13154] workingset_refault_file 99 [ 1488.323605][T13154] workingset_activate_anon 0 [ 1488.323605][T13154] workingset_activate_file 0 [ 1488.323605][T13154] workingset_restore_anon 0 [ 1488.323605][T13154] workingset_restore_file 99 [ 1488.323605][T13154] workingset_nodereclaim 0 [ 1488.323605][T13154] pgscan 3339 [ 1488.323605][T13154] pgsteal 824 [ 1488.323605][T13154] pgscan_kswapd 1868 [ 1488.323605][T13154] pgscan_direct 1471 [ 1488.323605][T13154] pgscan_khugepaged 0 [ 1488.323605][T13154] pgsteal_kswapd 64 [ 1488.323605][T13154] pgsteal_direct 760 [ 1488.323605][T13154] pgsteal_khugepaged 0 [ 1488.323605][T13154] pgfault 111645 [ 1488.323605][T13154] pgmajfault 53 [ 1488.323605][T13154] pgrefill 10258 [ 1488.323605][T13154] pgactivate 2083 [ 1488.323605][T13154] pgdeactivate 0 [ 1488.323605][T13154] pglazyfree 0 [ 1488.323605][T13154] pglazyfreed 0 [ 1488.323605][T13154] zswpin 0 [ 1488.323605][T13154] zswpout 0 [ 1488.503721][T13160] batman_adv: batadv1261: Adding interface: macvlan1074 [ 1488.577257][T13160] batman_adv: batadv1261: The MTU of interface macvlan1074 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 09:07:59 executing program 4: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1d}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1488.582032][T13154] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz3,mems_allowed=0-1,oom_memcg=/syz3,task_memcg=/syz3,task=syz-executor.3,pid=13154,uid=0 [ 1488.662278][T13154] Memory cgroup out of memory: Killed process 13154 (syz-executor.3) total-vm:54548kB, anon-rss:380kB, file-rss:8320kB, shmem-rss:0kB, UID:0 pgtables:84kB oom_score_adj:1000 [ 1488.695399][T13160] batman_adv: batadv1261: Interface activated: macvlan1074 09:07:59 executing program 3: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1, 0x79336}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:07:59 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x4a000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) 09:07:59 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x12817, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1488.870887][T13184] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1488.909994][T13173] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1489.001423][T13173] CPU: 0 PID: 13173 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1489.011938][T13173] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1489.022056][T13173] Call Trace: [ 1489.025566][T13173] [ 1489.028539][T13173] dump_stack_lvl+0x136/0x150 [ 1489.033277][T13173] dump_header+0x10a/0xd70 [ 1489.037764][T13173] oom_kill_process+0x25d/0x600 [ 1489.042696][T13173] out_of_memory+0x35c/0x1660 [ 1489.047443][T13173] ? find_held_lock+0x2d/0x110 [ 1489.052276][T13173] ? oom_killer_disable+0x2b0/0x2b0 [ 1489.057537][T13173] ? rcu_read_unlock+0x9/0x60 [ 1489.062285][T13173] ? find_held_lock+0x2d/0x110 [ 1489.067124][T13173] mem_cgroup_out_of_memory+0x206/0x270 [ 1489.072937][T13173] ? mem_cgroup_margin+0x130/0x130 [ 1489.078112][T13173] ? lock_downgrade+0x690/0x690 [ 1489.083048][T13173] try_charge_memcg+0xf9b/0x13b0 [ 1489.088171][T13173] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1489.094224][T13173] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1489.100006][T13173] ? lock_downgrade+0x690/0x690 [ 1489.104909][T13173] ? lock_downgrade+0x690/0x690 [ 1489.109850][T13173] obj_cgroup_charge+0x2af/0x5e0 [ 1489.114842][T13173] ? __anon_vma_prepare+0x64/0x580 [ 1489.120023][T13173] kmem_cache_alloc+0xb1/0x3b0 [ 1489.124859][T13173] __anon_vma_prepare+0x64/0x580 [ 1489.129855][T13173] ? print_usage_bug.part.0+0x660/0x660 [ 1489.135454][T13173] __handle_mm_fault+0x3a8f/0x3e60 [ 1489.140633][T13173] ? vm_iomap_memory+0x190/0x190 [ 1489.145650][T13173] handle_mm_fault+0x2ba/0x9c0 [ 1489.150474][T13173] do_user_addr_fault+0x475/0x1230 [ 1489.155627][T13173] ? rcu_is_watching+0x12/0xb0 [ 1489.160433][T13173] exc_page_fault+0x98/0x170 [ 1489.165048][T13173] asm_exc_page_fault+0x26/0x30 [ 1489.169938][T13173] RIP: 0033:0x7fd1d3e3b96f [ 1489.174380][T13173] Code: ff ff 4d 89 cd 48 85 c0 74 19 8b 95 44 ff ff ff 48 29 c6 48 01 c7 e8 10 09 05 00 85 c0 0f 85 0b 03 00 00 48 8b 85 48 ff ff ff <41> c7 45 18 01 00 00 00 4c 89 ef 49 89 85 90 06 00 00 48 8b 85 50 [ 1489.194017][T13173] RSP: 002b:00007ffe413796d0 EFLAGS: 00010246 [ 1489.200212][T13173] RAX: 00007fd1d4bb6000 RBX: 0000000000021000 RCX: 00007fd1d3e8c277 [ 1489.208222][T13173] RDX: 0000000000000003 RSI: 0000000000020000 RDI: 00007fd1d4bb7000 [ 1489.216216][T13173] RBP: 00007ffe413797a0 R08: 00000000ffffffff R09: 00007fd1d4bd6700 [ 1489.224211][T13173] R10: 0000000000020022 R11: 0000000000000206 R12: 00007ffe413798c0 [ 1489.232210][T13173] R13: 00007fd1d4bd6700 R14: 0000000000000000 R15: 0000000000022000 [ 1489.240227][T13173] [ 1489.402058][ T1212] ieee802154 phy0 wpan0: encryption failed: -22 [ 1489.408481][ T1212] ieee802154 phy1 wpan1: encryption failed: -22 [ 1489.545357][T13185] batman_adv: batadv645: Adding interface: macvlan446 [ 1489.561295][T13185] batman_adv: batadv645: The MTU of interface macvlan446 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1489.635952][T13185] batman_adv: batadv645: Interface activated: macvlan446 [ 1489.832890][T13196] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.0'. 09:08:01 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x60000000, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:08:01 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0xf0ffff, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1489.999148][T13173] memory: usage 307180kB, limit 307200kB, failcnt 5022 [ 1490.008641][T13173] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1490.034613][T13173] Memory cgroup stats for /syz1: [ 1490.034964][T13173] anon 139264 [ 1490.034964][T13173] file 348160 [ 1490.034964][T13173] kernel 314064896 [ 1490.034964][T13173] kernel_stack 65536 [ 1490.034964][T13173] pagetables 77824 [ 1490.034964][T13173] sec_pagetables 0 [ 1490.034964][T13173] percpu 5685632 [ 1490.034964][T13173] sock 0 [ 1490.034964][T13173] vmalloc 0 [ 1490.034964][T13173] shmem 339968 [ 1490.034964][T13173] zswap 0 [ 1490.034964][T13173] zswapped 0 [ 1490.034964][T13173] file_mapped 286720 [ 1490.034964][T13173] file_dirty 8192 [ 1490.034964][T13173] file_writeback 0 [ 1490.034964][T13173] swapcached 0 [ 1490.034964][T13173] anon_thp 0 [ 1490.034964][T13173] file_thp 0 [ 1490.034964][T13173] shmem_thp 0 [ 1490.034964][T13173] inactive_anon 409600 [ 1490.034964][T13173] active_anon 69632 [ 1490.034964][T13173] inactive_file 8192 [ 1490.034964][T13173] active_file 0 [ 1490.034964][T13173] unevictable 0 [ 1490.034964][T13173] slab_reclaimable 17776 [ 1490.034964][T13173] slab_unreclaimable 308190592 [ 1490.034964][T13173] slab 308208368 [ 1490.034964][T13173] workingset_refault_anon 0 [ 1490.034964][T13173] workingset_refault_file 115 [ 1490.034964][T13173] workingset_activate_anon 0 [ 1490.034964][T13173] workingset_activate_file 0 [ 1490.034964][T13173] workingset_restore_anon 0 [ 1490.034964][T13173] workingset_restore_file 115 [ 1490.034964][T13173] workingset_nodereclaim 0 [ 1490.034964][T13173] pgscan 5166 [ 1490.034964][T13173] pgsteal 1220 [ 1490.034964][T13173] pgscan_kswapd 2443 [ 1490.034964][T13173] pgscan_direct 2723 [ 1490.034964][T13173] pgscan_khugepaged 0 [ 1490.034964][T13173] pgsteal_kswapd 137 [ 1490.034964][T13173] pgsteal_direct 1083 [ 1490.034964][T13173] pgsteal_khugepaged 0 [ 1490.034964][T13173] pgfault 112449 [ 1490.034964][T13173] pgmajfault 67 [ 1490.034964][T13173] pgrefill 6277 [ 1490.034964][T13173] pgactivate 1772 [ 1490.034964][T13173] pgdeactivate 0 [ 1490.034964][T13173] pglazyfree 0 [ 1490.034964][T13173] pglazyfreed 0 [ 1490.034964][T13173] zswpin 0 [ 1490.034964][T13173] zswpout 0 [ 1490.241391][T13173] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=13173,uid=0 [ 1490.375383][T13173] Memory cgroup out of memory: Killed process 13173 (syz-executor.1) total-vm:54680kB, anon-rss:380kB, file-rss:8320kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000 [ 1490.460794][T13198] batman_adv: batadv1262: Adding interface: macvlan1075 [ 1490.468914][T13198] batman_adv: batadv1262: The MTU of interface macvlan1075 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1490.519377][T13198] batman_adv: batadv1262: Interface activated: macvlan1075 [ 1490.650071][T13211] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1490.695433][T13186] syz-executor.4 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=1, oom_score_adj=1000 [ 1490.724913][T13186] CPU: 0 PID: 13186 Comm: syz-executor.4 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1490.735498][T13186] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1490.745638][T13186] Call Trace: [ 1490.749062][T13186] [ 1490.752051][T13186] dump_stack_lvl+0x136/0x150 [ 1490.756775][T13186] dump_header+0x10a/0xd70 [ 1490.761263][T13186] oom_kill_process+0x25d/0x600 [ 1490.766184][T13186] out_of_memory+0x35c/0x1660 [ 1490.770934][T13186] ? oom_killer_disable+0x2b0/0x2b0 [ 1490.776369][T13186] ? rcu_read_unlock+0x9/0x60 [ 1490.781107][T13186] ? find_held_lock+0x2d/0x110 [ 1490.785977][T13186] mem_cgroup_out_of_memory+0x206/0x270 [ 1490.791594][T13186] ? mem_cgroup_margin+0x130/0x130 [ 1490.796775][T13186] ? lock_downgrade+0x690/0x690 [ 1490.801698][T13186] try_charge_memcg+0xf9b/0x13b0 [ 1490.806710][T13186] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1490.812767][T13186] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1490.818563][T13186] ? lock_downgrade+0x690/0x690 [ 1490.823477][T13186] ? lock_downgrade+0x690/0x690 [ 1490.828473][T13186] ? rcu_read_unlock+0x9/0x60 [ 1490.833214][T13186] obj_cgroup_charge+0x2af/0x5e0 [ 1490.838192][T13186] ? copy_process+0x3aa/0x7590 [ 1490.842991][T13186] kmem_cache_alloc_node+0xa8/0x3e0 [ 1490.848241][T13186] copy_process+0x3aa/0x7590 [ 1490.852873][T13186] ? __lock_acquire+0xbc5/0x5d40 [ 1490.857871][T13186] ? __cleanup_sighand+0xb0/0xb0 [ 1490.862864][T13186] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 1490.868895][T13186] ? psi_memstall_leave+0x174/0x250 [ 1490.874144][T13186] ? lock_downgrade+0x690/0x690 [ 1490.879056][T13186] kernel_clone+0xeb/0x890 [ 1490.883524][T13186] ? create_io_thread+0xf0/0xf0 [ 1490.888417][T13186] ? percpu_ref_put_many.constprop.0+0x6a/0x1b0 [ 1490.894701][T13186] ? lock_downgrade+0x690/0x690 [ 1490.899595][T13186] __do_sys_clone+0xba/0x100 [ 1490.904220][T13186] ? kernel_clone+0x890/0x890 [ 1490.908952][T13186] ? syscall_enter_from_user_mode+0x26/0x80 [ 1490.914886][T13186] do_syscall_64+0x39/0xb0 [ 1490.919346][T13186] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 1490.925274][T13186] RIP: 0033:0x7f194688d591 [ 1490.929774][T13186] Code: Unable to access opcode bytes at 0x7f194688d567. [ 1490.936811][T13186] RSP: 002b:00007ffeb4774fc8 EFLAGS: 00000206 ORIG_RAX: 0000000000000038 [ 1490.945253][T13186] RAX: ffffffffffffffda RBX: 00007f1947594700 RCX: 00007f194688d591 [ 1490.953257][T13186] RDX: 00007f19475949d0 RSI: 00007f19475942f0 RDI: 00000000003d0f00 [ 1490.961439][T13186] RBP: 00007ffeb4775210 R08: 00007f1947594700 R09: 00007f1947594700 [ 1490.969442][T13186] R10: 00007f19475949d0 R11: 0000000000000206 R12: 00007ffeb477507e [ 1490.977607][T13186] R13: 00007ffeb477507f R14: 00007f1947594300 R15: 0000000000022000 [ 1490.985618][T13186] [ 1491.022448][T13186] memory: usage 307196kB, limit 307200kB, failcnt 3540 [ 1491.029742][T13186] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1491.060043][T13186] Memory cgroup stats for /syz4: [ 1491.060332][T13186] anon 151552 [ 1491.060332][T13186] file 372736 [ 1491.060332][T13186] kernel 314044416 [ 1491.060332][T13186] kernel_stack 65536 [ 1491.060332][T13186] pagetables 77824 [ 1491.060332][T13186] sec_pagetables 0 [ 1491.060332][T13186] percpu 5685632 [ 1491.060332][T13186] sock 0 [ 1491.060332][T13186] vmalloc 0 [ 1491.060332][T13186] shmem 368640 [ 1491.060332][T13186] zswap 0 [ 1491.060332][T13186] zswapped 0 [ 1491.060332][T13186] file_mapped 368640 [ 1491.060332][T13186] file_dirty 4096 [ 1491.060332][T13186] file_writeback 0 [ 1491.060332][T13186] swapcached 0 [ 1491.060332][T13186] anon_thp 0 [ 1491.060332][T13186] file_thp 0 [ 1491.060332][T13186] shmem_thp 0 [ 1491.060332][T13186] inactive_anon 450560 [ 1491.060332][T13186] active_anon 69632 [ 1491.060332][T13186] inactive_file 0 [ 1491.060332][T13186] active_file 4096 [ 1491.060332][T13186] unevictable 0 [ 1491.060332][T13186] slab_reclaimable 17536 [ 1491.060332][T13186] slab_unreclaimable 308168728 [ 1491.060332][T13186] slab 308186264 [ 1491.060332][T13186] workingset_refault_anon 0 [ 1491.060332][T13186] workingset_refault_file 765 [ 1491.060332][T13186] workingset_activate_anon 0 [ 1491.060332][T13186] workingset_activate_file 0 [ 1491.060332][T13186] workingset_restore_anon 0 [ 1491.060332][T13186] workingset_restore_file 765 [ 1491.060332][T13186] workingset_nodereclaim 0 [ 1491.060332][T13186] pgscan 7443 [ 1491.060332][T13186] pgsteal 4016 [ 1491.060332][T13186] pgscan_kswapd 1826 [ 1491.060332][T13186] pgscan_direct 5617 [ 1491.060332][T13186] pgscan_khugepaged 0 [ 1491.060332][T13186] pgsteal_kswapd 767 [ 1491.060332][T13186] pgsteal_direct 3249 [ 1491.060332][T13186] pgsteal_khugepaged 0 [ 1491.060332][T13186] pgfault 115590 [ 1491.060332][T13186] pgmajfault 175 [ 1491.060332][T13186] pgrefill 13366 [ 1491.060332][T13186] pgactivate 2037 [ 1491.060332][T13186] pgdeactivate 0 [ 1491.060332][T13186] pglazyfree 0 [ 1491.060332][T13186] pglazyfreed 0 [ 1491.060332][T13186] zswpin 0 [ 1491.060332][T13186] zswpout 0 09:08:02 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x1000000, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) 09:08:02 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x77f02}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:08:02 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x4c000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) [ 1491.481165][T13213] batman_adv: batadv646: Adding interface: macvlan447 [ 1491.502592][T13213] batman_adv: batadv646: The MTU of interface macvlan447 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1491.621762][T13213] batman_adv: batadv646: Interface activated: macvlan447 09:08:02 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x65580000, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1491.788858][T13223] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.0'. 09:08:02 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x2000000, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1491.918795][T13186] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz4,mems_allowed=0-1,oom_memcg=/syz4,task_memcg=/syz4,task=syz-executor.4,pid=13186,uid=0 [ 1491.974315][T13186] Memory cgroup out of memory: Killed process 13186 (syz-executor.4) total-vm:54680kB, anon-rss:508kB, file-rss:8448kB, shmem-rss:0kB, UID:0 pgtables:84kB oom_score_adj:1000 [ 1492.039035][T13219] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1492.049785][T13186] warn_alloc: 1 callbacks suppressed [ 1492.049805][T13186] syz-executor.4: vmalloc error: size 4096, page order 0, failed to allocate pages, mode:0xdc2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_ZERO), nodemask=(null) [ 1492.066869][T13219] CPU: 0 PID: 13219 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1492.092400][T13219] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1492.102513][T13219] Call Trace: [ 1492.105845][T13219] [ 1492.108821][T13219] dump_stack_lvl+0x136/0x150 [ 1492.113562][T13219] dump_header+0x10a/0xd70 [ 1492.118048][T13219] oom_kill_process+0x25d/0x600 [ 1492.122986][T13219] out_of_memory+0x35c/0x1660 [ 1492.127742][T13219] ? oom_killer_disable+0x2b0/0x2b0 [ 1492.133013][T13219] ? rcu_read_unlock+0x9/0x60 [ 1492.137768][T13219] ? find_held_lock+0x2d/0x110 [ 1492.142618][T13219] mem_cgroup_out_of_memory+0x206/0x270 [ 1492.148240][T13219] ? mem_cgroup_margin+0x130/0x130 [ 1492.153403][T13219] ? lock_downgrade+0x690/0x690 [ 1492.158312][T13219] try_charge_memcg+0xf9b/0x13b0 [ 1492.163315][T13219] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1492.169371][T13219] ? rcu_read_unlock+0x9/0x60 [ 1492.174088][T13219] ? lock_downgrade+0x690/0x690 [ 1492.178998][T13219] charge_memcg+0x90/0x3b0 [ 1492.183447][T13219] __mem_cgroup_charge+0x2b/0x90 [ 1492.188429][T13219] __handle_mm_fault+0x1895/0x3e60 [ 1492.193599][T13219] ? vm_iomap_memory+0x190/0x190 [ 1492.198772][T13219] handle_mm_fault+0x2ba/0x9c0 [ 1492.203586][T13219] do_user_addr_fault+0x475/0x1230 [ 1492.208799][T13219] ? rcu_is_watching+0x12/0xb0 [ 1492.213618][T13219] exc_page_fault+0x98/0x170 [ 1492.218264][T13219] asm_exc_page_fault+0x26/0x30 [ 1492.223164][T13219] RIP: 0033:0x7fd1d3e3e171 [ 1492.227615][T13219] Code: 3d 00 f0 ff ff 77 72 c3 90 55 48 83 ec 30 44 89 4c 24 2c 4c 89 44 24 20 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 89 4c 24 28 fa fa ff ff 44 8b 4c 24 2c 4c 8b 44 24 20 89 c5 44 8b 54 24 28 [ 1492.247250][T13219] RSP: 002b:00007fd1d4bf6000 EFLAGS: 00010206 [ 1492.253342][T13219] RAX: 0000000000000001 RBX: 00007fd1d4bf60f0 RCX: 0000000000000000 [ 1492.261341][T13219] RDX: 0000000000000020 RSI: 00007fd1d4bf6140 RDI: 0000000000000003 [ 1492.269421][T13219] RBP: 0000000000000000 R08: 00007fd1d4bf6054 R09: 000000000000000c [ 1492.277443][T13219] R10: 0000000000000000 R11: 000000002000018f R12: 00007fd1d4bf60a8 [ 1492.285457][T13219] R13: 00007fd1d4bf6140 R14: 0000000000000003 R15: 0000000000000000 [ 1492.293483][T13219] [ 1492.309033][T13186] ,cpuset=syz4,mems_allowed=0-1 [ 1492.313994][T13186] CPU: 1 PID: 13186 Comm: syz-executor.4 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1492.324469][T13186] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1492.334569][T13186] Call Trace: [ 1492.337884][T13186] [ 1492.340854][T13186] dump_stack_lvl+0x136/0x150 [ 1492.345605][T13186] warn_alloc+0x213/0x360 [ 1492.349990][T13186] ? zone_watermark_ok_safe+0x2e0/0x2e0 [ 1492.355618][T13186] __vmalloc_node_range+0xf8f/0x1390 [ 1492.360985][T13186] ? kernel_clone+0xeb/0x890 [ 1492.365645][T13186] ? delayed_vfree_work+0x70/0x70 [ 1492.370744][T13186] ? rcu_is_watching+0x12/0xb0 [ 1492.375652][T13186] ? kernel_clone+0xeb/0x890 [ 1492.380304][T13186] copy_process+0x1320/0x7590 [ 1492.385037][T13186] ? kernel_clone+0xeb/0x890 [ 1492.389692][T13186] ? __lock_acquire+0xbc5/0x5d40 [ 1492.394706][T13186] ? __cleanup_sighand+0xb0/0xb0 [ 1492.399713][T13186] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 1492.405778][T13186] ? psi_memstall_leave+0x174/0x250 [ 1492.411042][T13186] ? lock_downgrade+0x690/0x690 [ 1492.415951][T13186] kernel_clone+0xeb/0x890 [ 1492.420422][T13186] ? create_io_thread+0xf0/0xf0 [ 1492.425316][T13186] ? percpu_ref_put_many.constprop.0+0x6a/0x1b0 [ 1492.431691][T13186] ? lock_downgrade+0x690/0x690 [ 1492.436585][T13186] __do_sys_clone+0xba/0x100 [ 1492.441224][T13186] ? kernel_clone+0x890/0x890 [ 1492.445963][T13186] ? syscall_enter_from_user_mode+0x26/0x80 [ 1492.451921][T13186] do_syscall_64+0x39/0xb0 [ 1492.456389][T13186] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 1492.462337][T13186] RIP: 0033:0x7f194688d591 [ 1492.466800][T13186] Code: Unable to access opcode bytes at 0x7f194688d567. [ 1492.473851][T13186] RSP: 002b:00007ffeb4774fc8 EFLAGS: 00000206 ORIG_RAX: 0000000000000038 [ 1492.482411][T13186] RAX: ffffffffffffffda RBX: 00007f1947594700 RCX: 00007f194688d591 [ 1492.490424][T13186] RDX: 00007f19475949d0 RSI: 00007f19475942f0 RDI: 00000000003d0f00 [ 1492.498430][T13186] RBP: 00007ffeb4775210 R08: 00007f1947594700 R09: 00007f1947594700 [ 1492.506436][T13186] R10: 00007f19475949d0 R11: 0000000000000206 R12: 00007ffeb477507e [ 1492.514436][T13186] R13: 00007ffeb477507f R14: 00007f1947594300 R15: 0000000000022000 [ 1492.522467][T13186] [ 1492.539045][T13219] memory: usage 307184kB, limit 307200kB, failcnt 5083 [ 1492.561693][T13219] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1492.571821][T13219] Memory cgroup stats for /syz1: [ 1492.580409][T13219] anon 139264 [ 1492.580409][T13219] file 352256 [ 1492.580409][T13219] kernel 314064896 [ 1492.580409][T13219] kernel_stack 65536 [ 1492.580409][T13219] pagetables 77824 [ 1492.580409][T13219] sec_pagetables 0 [ 1492.580409][T13219] percpu 5685632 [ 1492.580409][T13219] sock 0 [ 1492.580409][T13219] vmalloc 0 [ 1492.580409][T13219] shmem 339968 [ 1492.580409][T13219] zswap 0 [ 1492.580409][T13219] zswapped 0 [ 1492.580409][T13219] file_mapped 286720 [ 1492.580409][T13219] file_dirty 8192 [ 1492.580409][T13219] file_writeback 0 [ 1492.580409][T13219] swapcached 0 [ 1492.580409][T13219] anon_thp 0 [ 1492.580409][T13219] file_thp 0 [ 1492.580409][T13219] shmem_thp 0 [ 1492.580409][T13219] inactive_anon 417792 [ 1492.580409][T13219] active_anon 61440 [ 1492.580409][T13219] inactive_file 0 [ 1492.580409][T13219] active_file 12288 [ 1492.580409][T13219] unevictable 0 [ 1492.580409][T13219] slab_reclaimable 18016 [ 1492.580409][T13219] slab_unreclaimable 308190432 [ 1492.580409][T13219] slab 308208448 [ 1492.580409][T13219] workingset_refault_anon 0 [ 1492.580409][T13219] workingset_refault_file 115 [ 1492.580409][T13219] workingset_activate_anon 0 [ 1492.580409][T13219] workingset_activate_file 0 [ 1492.580409][T13219] workingset_restore_anon 0 [ 1492.580409][T13219] workingset_restore_file 115 [ 1492.580409][T13219] workingset_nodereclaim 0 [ 1492.580409][T13219] pgscan 5196 [ 1492.580409][T13219] pgsteal 1220 [ 1492.580409][T13219] pgscan_kswapd 2446 [ 1492.580409][T13219] pgscan_direct 2750 [ 1492.580409][T13219] pgscan_khugepaged 0 [ 1492.580409][T13219] pgsteal_kswapd 137 [ 1492.580409][T13219] pgsteal_direct 1083 [ 1492.580409][T13219] pgsteal_khugepaged 0 [ 1492.580409][T13219] pgfault 112522 [ 1492.580409][T13219] pgmajfault 67 [ 1492.580409][T13219] pgrefill 6417 [ 1492.580409][T13219] pgactivate 1802 [ 1492.580409][T13219] pgdeactivate 0 [ 1492.580409][T13219] pglazyfree 0 [ 1492.580409][T13219] pglazyfreed 0 [ 1492.580409][T13219] zswpin 0 [ 1492.580409][T13219] zswpout 0 [ 1492.762141][T13226] batman_adv: batadv1263: Adding interface: macvlan1076 [ 1492.819234][T13226] batman_adv: batadv1263: The MTU of interface macvlan1076 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1492.879463][T13226] batman_adv: batadv1263: Interface activated: macvlan1076 [ 1492.919168][T13231] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1492.929315][T13186] Mem-Info: [ 1492.932478][T13186] active_anon:77853 inactive_anon:3305 isolated_anon:0 [ 1492.932478][T13186] active_file:607 inactive_file:408 isolated_file:0 [ 1492.932478][T13186] unevictable:768 dirty:19 writeback:0 [ 1492.932478][T13186] slab_reclaimable:22872 slab_unreclaimable:1415279 [ 1492.932478][T13186] mapped:14909 shmem:2188 pagetables:707 [ 1492.932478][T13186] sec_pagetables:0 bounce:0 [ 1492.932478][T13186] kernel_misc_reclaimable:0 [ 1492.932478][T13186] free:33065 free_pcp:877 free_cma:0 [ 1493.119088][T13186] Node 0 active_anon:292640kB inactive_anon:12936kB active_file:48kB inactive_file:0kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:56648kB dirty:48kB writeback:0kB shmem:6696kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 10240kB writeback_tmp:0kB kernel_stack:9392kB pagetables:2340kB sec_pagetables:0kB all_unreclaimable? no 09:08:04 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x4e020000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) [ 1493.269269][T13186] Node 1 active_anon:18176kB inactive_anon:572kB active_file:4056kB inactive_file:2448kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:5288kB dirty:28kB writeback:0kB shmem:2056kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:352kB pagetables:388kB sec_pagetables:0kB all_unreclaimable? no [ 1493.303548][T13219] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=13215,uid=0 [ 1493.351342][T13234] batman_adv: batadv647: Adding interface: macvlan448 [ 1493.368533][T13234] batman_adv: batadv647: The MTU of interface macvlan448 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1493.409012][T13186] Node 0 DMA free:10676kB boost:0kB min:200kB low:248kB high:296kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:20kB local_pcp:16kB free_cma:0kB [ 1493.441438][T13219] Memory cgroup out of memory: Killed process 13215 (syz-executor.1) total-vm:54548kB, anon-rss:508kB, file-rss:8576kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000 [ 1493.469250][T13234] batman_adv: batadv647: Interface activated: macvlan448 [ 1493.509193][T13186] lowmem_reserve[]: 0 2617 2619 2619 2619 [ 1493.521844][T13186] Node 0 DMA32 free:52820kB boost:0kB min:35440kB low:44300kB high:53160kB reserved_highatomic:30720KB active_anon:13012kB inactive_anon:292496kB active_file:48kB inactive_file:0kB unevictable:1536kB writepending:48kB present:3129332kB managed:2685128kB mlocked:0kB bounce:0kB free_pcp:1440kB local_pcp:868kB free_cma:0kB [ 1493.609141][T13243] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1493.649810][T13186] lowmem_reserve[]: 0 0 1 1 1 [ 1493.664559][T13186] Node 0 Normal free:8kB boost:0kB min:20kB low:24kB high:28kB reserved_highatomic:0KB active_anon:56kB inactive_anon:12kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:1640kB mlocked:0kB bounce:0kB free_pcp:16kB local_pcp:8kB free_cma:0kB [ 1493.752988][T13186] lowmem_reserve[]: 0 0 0 0 0 [ 1493.759607][T13186] Node 1 Normal free:70072kB boost:0kB min:54444kB low:68052kB high:81660kB reserved_highatomic:0KB active_anon:17956kB inactive_anon:420kB active_file:1552kB inactive_file:732kB unevictable:1536kB writepending:28kB present:4194304kB managed:4117620kB mlocked:0kB bounce:0kB free_pcp:1596kB local_pcp:920kB free_cma:0kB [ 1493.829211][T13186] lowmem_reserve[]: 0 0 0 0 0 [ 1493.842998][T13186] Node 0 DMA: 1*4kB (U) 0*8kB 1*16kB (E) 1*32kB (E) 4*64kB (UE) 1*128kB (E) 2*256kB (UE) 1*512kB (E) 1*1024kB (E) 2*2048kB (ME) 1*4096kB (M) = 10676kB [ 1493.875505][T13186] Node 0 DMA32: 1373*4kB (UMEH) 682*8kB (UMEH) 361*16kB (MEH) 245*32kB (MEH) 71*64kB (MEH) 34*128kB (UME) 19*256kB (ME) 13*512kB (MEH) 3*1024kB (ME) 2*2048kB (M) 0*4096kB = 52148kB [ 1493.914149][T13186] Node 0 Normal: 2*4kB (UM) 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 1493.965615][T13241] batman_adv: batadv1264: Adding interface: macvlan1077 [ 1493.972454][T13186] Node 1 Normal: 798*4kB (UM) 644*8kB (UME) 322*16kB (ME) 139*32kB (M) 70*64kB (UME) 39*128kB (UME) 31*256kB (UME) 22*512kB (UME) 15*1024kB (M) 4*2048kB (M) 0*4096kB = 70168kB [ 1493.999381][T13241] batman_adv: batadv1264: The MTU of interface macvlan1077 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1494.030051][T13186] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1494.047007][ T29] oom_reaper: reaped process 13186 (syz-executor.4), now anon-rss:0kB, file-rss:8320kB, shmem-rss:0kB [ 1494.066071][T13186] Node 0 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 1494.090709][T13241] batman_adv: batadv1264: Interface activated: macvlan1077 [ 1494.099321][T13186] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1494.108925][T13186] Node 1 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 1494.128640][T13186] 2287 total pagecache pages [ 1494.159857][T13186] 0 pages in swap cache [ 1494.166152][T13186] Free swap = 0kB [ 1494.204095][T13186] Total swap = 0kB [ 1494.211351][T13186] 2097051 pages RAM [ 1494.242340][T13186] 0 pages HighMem/MovableOnly [ 1494.248710][T13186] 392114 pages reserved [ 1494.259211][T13186] 0 pages cma reserved 09:08:05 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x3000000, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) 09:08:05 executing program 3: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1, 0x79337}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:08:05 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x77f03}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:08:05 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x54030000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) 09:08:05 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x81000000, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:08:05 executing program 4: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1e}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1494.703301][T13256] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1494.903549][T13258] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1494.976181][T13258] CPU: 0 PID: 13258 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1494.986701][T13258] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1494.996858][T13258] Call Trace: [ 1495.000197][T13258] [ 1495.003797][T13258] dump_stack_lvl+0x136/0x150 [ 1495.008547][T13258] dump_header+0x10a/0xd70 [ 1495.013035][T13258] oom_kill_process+0x25d/0x600 [ 1495.017953][T13258] out_of_memory+0x35c/0x1660 [ 1495.022712][T13258] ? find_held_lock+0x2d/0x110 [ 1495.027566][T13258] ? oom_killer_disable+0x2b0/0x2b0 [ 1495.032832][T13258] ? rcu_read_unlock+0x9/0x60 [ 1495.037583][T13258] ? find_held_lock+0x2d/0x110 [ 1495.042430][T13258] mem_cgroup_out_of_memory+0x206/0x270 [ 1495.048057][T13258] ? mem_cgroup_margin+0x130/0x130 [ 1495.053242][T13258] ? lock_downgrade+0x690/0x690 [ 1495.058176][T13258] try_charge_memcg+0xf9b/0x13b0 [ 1495.063230][T13258] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1495.069303][T13258] ? rcu_read_unlock+0x9/0x60 [ 1495.074039][T13258] ? lock_downgrade+0x690/0x690 [ 1495.078945][T13258] charge_memcg+0x90/0x3b0 [ 1495.083399][T13258] __mem_cgroup_charge+0x2b/0x90 [ 1495.088372][T13258] __handle_mm_fault+0x1895/0x3e60 [ 1495.093530][T13258] ? vm_iomap_memory+0x190/0x190 [ 1495.098529][T13258] handle_mm_fault+0x2ba/0x9c0 [ 1495.103338][T13258] do_user_addr_fault+0x475/0x1230 [ 1495.108496][T13258] ? rcu_is_watching+0x12/0xb0 [ 1495.113306][T13258] exc_page_fault+0x98/0x170 [ 1495.117936][T13258] asm_exc_page_fault+0x26/0x30 [ 1495.122824][T13258] RIP: 0033:0x7fd1d3e3e171 [ 1495.127266][T13258] Code: 3d 00 f0 ff ff 77 72 c3 90 55 48 83 ec 30 44 89 4c 24 2c 4c 89 44 24 20 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 89 4c 24 28 fa fa ff ff 44 8b 4c 24 2c 4c 8b 44 24 20 89 c5 44 8b 54 24 28 [ 1495.146914][T13258] RSP: 002b:00007fd1d4bf6000 EFLAGS: 00010206 [ 1495.153020][T13258] RAX: 0000000000000001 RBX: 00007fd1d4bf60f0 RCX: 0000000000000000 [ 1495.161023][T13258] RDX: 0000000000000020 RSI: 00007fd1d4bf6140 RDI: 0000000000000003 [ 1495.169029][T13258] RBP: 0000000000000000 R08: 00007fd1d4bf6054 R09: 000000000000000c [ 1495.177034][T13258] R10: 0000000000000000 R11: 000000002000018f R12: 00007fd1d4bf60a8 [ 1495.185032][T13258] R13: 00007fd1d4bf6140 R14: 0000000000000003 R15: 0000000000000000 [ 1495.193048][T13258] [ 1495.237533][T13258] memory: usage 307200kB, limit 307200kB, failcnt 5162 [ 1495.267599][T13258] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1495.282935][T13258] Memory cgroup stats for /syz1: [ 1495.289247][T13258] anon 139264 [ 1495.289247][T13258] file 352256 [ 1495.289247][T13258] kernel 314081280 [ 1495.289247][T13258] kernel_stack 65536 [ 1495.289247][T13258] pagetables 77824 [ 1495.289247][T13258] sec_pagetables 0 [ 1495.289247][T13258] percpu 5685696 [ 1495.289247][T13258] sock 0 [ 1495.289247][T13258] vmalloc 0 [ 1495.289247][T13258] shmem 339968 [ 1495.289247][T13258] zswap 0 [ 1495.289247][T13258] zswapped 0 [ 1495.289247][T13258] file_mapped 286720 [ 1495.289247][T13258] file_dirty 12288 [ 1495.289247][T13258] file_writeback 0 [ 1495.289247][T13258] swapcached 0 [ 1495.289247][T13258] anon_thp 0 [ 1495.289247][T13258] file_thp 0 [ 1495.289247][T13258] shmem_thp 0 [ 1495.289247][T13258] inactive_anon 413696 [ 1495.289247][T13258] active_anon 65536 [ 1495.289247][T13258] inactive_file 0 [ 1495.289247][T13258] active_file 12288 [ 1495.289247][T13258] unevictable 0 [ 1495.289247][T13258] slab_reclaimable 18016 [ 1495.289247][T13258] slab_unreclaimable 308202040 [ 1495.289247][T13258] slab 308220056 [ 1495.289247][T13258] workingset_refault_anon 0 [ 1495.289247][T13258] workingset_refault_file 115 [ 1495.289247][T13258] workingset_activate_anon 0 [ 1495.289247][T13258] workingset_activate_file 0 [ 1495.289247][T13258] workingset_restore_anon 0 [ 1495.289247][T13258] workingset_restore_file 115 [ 1495.289247][T13258] workingset_nodereclaim 0 [ 1495.289247][T13258] pgscan 5260 [ 1495.289247][T13258] pgsteal 1221 [ 1495.289247][T13258] pgscan_kswapd 2470 [ 1495.289247][T13258] pgscan_direct 2790 [ 1495.289247][T13258] pgscan_khugepaged 0 [ 1495.289247][T13258] pgsteal_kswapd 138 [ 1495.289247][T13258] pgsteal_direct 1083 [ 1495.289247][T13258] pgsteal_khugepaged 0 [ 1495.289247][T13258] pgfault 112599 [ 1495.289247][T13258] pgmajfault 67 [ 1495.289247][T13258] pgrefill 6641 [ 1495.289247][T13258] pgactivate 1865 [ 1495.289247][T13258] pgdeactivate 0 [ 1495.289247][T13258] pglazyfree 0 [ 1495.289247][T13258] pglazyfreed 0 [ 1495.289247][T13258] zswpin 0 [ 1495.289247][T13258] zswpout 0 09:08:06 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x4000000, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1495.643888][T13251] batman_adv: batadv648: Adding interface: macvlan449 [ 1495.655768][T13251] batman_adv: batadv648: The MTU of interface macvlan449 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1495.687706][T13251] batman_adv: batadv648: Interface activated: macvlan449 09:08:06 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x81f6f4d9, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1495.721004][T13253] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1495.933592][T13258] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=13249,uid=0 [ 1495.955362][T13258] Memory cgroup out of memory: Killed process 13249 (syz-executor.1) total-vm:54548kB, anon-rss:380kB, file-rss:8704kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000 [ 1496.019703][T13245] syz-executor.4 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=1, oom_score_adj=1000 [ 1496.039656][T13245] CPU: 0 PID: 13245 Comm: syz-executor.4 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1496.050148][T13245] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1496.060225][T13245] Call Trace: [ 1496.063520][T13245] [ 1496.066468][T13245] dump_stack_lvl+0x136/0x150 [ 1496.071177][T13245] dump_header+0x10a/0xd70 [ 1496.075631][T13245] oom_kill_process+0x25d/0x600 [ 1496.080518][T13245] out_of_memory+0x35c/0x1660 [ 1496.085265][T13245] ? oom_killer_disable+0x2b0/0x2b0 [ 1496.090501][T13245] ? rcu_read_unlock+0x9/0x60 [ 1496.095207][T13245] ? find_held_lock+0x2d/0x110 [ 1496.100016][T13245] mem_cgroup_out_of_memory+0x206/0x270 [ 1496.105598][T13245] ? mem_cgroup_margin+0x130/0x130 [ 1496.110745][T13245] ? lock_downgrade+0x690/0x690 [ 1496.115637][T13245] try_charge_memcg+0xf9b/0x13b0 [ 1496.120619][T13245] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1496.126642][T13245] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1496.132396][T13245] ? lock_downgrade+0x690/0x690 [ 1496.137278][T13245] ? lock_downgrade+0x690/0x690 [ 1496.142506][T13245] ? rcu_read_unlock+0x9/0x60 [ 1496.147224][T13245] obj_cgroup_charge+0x2af/0x5e0 [ 1496.152194][T13245] ? copy_process+0x3aa/0x7590 [ 1496.156988][T13245] kmem_cache_alloc_node+0xa8/0x3e0 [ 1496.162244][T13245] copy_process+0x3aa/0x7590 [ 1496.166874][T13245] ? __lock_acquire+0xbc5/0x5d40 [ 1496.171850][T13245] ? __cleanup_sighand+0xb0/0xb0 [ 1496.176832][T13245] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 1496.182937][T13245] ? psi_memstall_leave+0x174/0x250 [ 1496.188173][T13245] ? lock_downgrade+0x690/0x690 [ 1496.193064][T13245] kernel_clone+0xeb/0x890 [ 1496.197517][T13245] ? create_io_thread+0xf0/0xf0 [ 1496.202406][T13245] ? percpu_ref_put_many.constprop.0+0x6a/0x1b0 [ 1496.208690][T13245] ? lock_downgrade+0x690/0x690 [ 1496.213583][T13245] __do_sys_clone+0xba/0x100 [ 1496.218225][T13245] ? kernel_clone+0x890/0x890 [ 1496.222955][T13245] ? syscall_enter_from_user_mode+0x26/0x80 [ 1496.228889][T13245] do_syscall_64+0x39/0xb0 [ 1496.233351][T13245] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 1496.239293][T13245] RIP: 0033:0x7f194688d591 [ 1496.243742][T13245] Code: 48 85 ff 74 3d 48 85 f6 74 38 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 7c 13 74 01 c3 31 ed 58 5f ff d0 48 89 c7 b8 3c 00 00 00 09:08:07 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x77f04}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1496.263495][T13245] RSP: 002b:00007ffeb4774fc8 EFLAGS: 00000206 ORIG_RAX: 0000000000000038 [ 1496.271966][T13245] RAX: ffffffffffffffda RBX: 00007f1947594700 RCX: 00007f194688d591 [ 1496.280073][T13245] RDX: 00007f19475949d0 RSI: 00007f19475942f0 RDI: 00000000003d0f00 [ 1496.288082][T13245] RBP: 00007ffeb4775210 R08: 00007f1947594700 R09: 00007f1947594700 [ 1496.296346][T13245] R10: 00007f19475949d0 R11: 0000000000000206 R12: 00007ffeb477507e [ 1496.304345][T13245] R13: 00007ffeb477507f R14: 00007f1947594300 R15: 0000000000022000 [ 1496.312358][T13245] [ 1496.350029][T13254] batman_adv: batadv1265: Adding interface: macvlan1078 [ 1496.357284][T13254] batman_adv: batadv1265: The MTU of interface macvlan1078 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1496.384061][T13245] memory: usage 307200kB, limit 307200kB, failcnt 3721 [ 1496.394630][T13245] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1496.402960][T13245] Memory cgroup stats for /syz4: [ 1496.403241][T13245] anon 151552 [ 1496.403241][T13245] file 376832 [ 1496.403241][T13245] kernel 314044416 [ 1496.403241][T13245] kernel_stack 65536 [ 1496.403241][T13245] pagetables 77824 [ 1496.403241][T13245] sec_pagetables 0 [ 1496.403241][T13245] percpu 5685632 [ 1496.403241][T13245] sock 0 [ 1496.403241][T13245] vmalloc 0 [ 1496.403241][T13245] shmem 368640 [ 1496.403241][T13245] zswap 0 [ 1496.403241][T13245] zswapped 0 [ 1496.403241][T13245] file_mapped 368640 [ 1496.403241][T13245] file_dirty 8192 [ 1496.403241][T13245] file_writeback 0 [ 1496.403241][T13245] swapcached 0 [ 1496.403241][T13245] anon_thp 0 [ 1496.403241][T13245] file_thp 0 [ 1496.403241][T13245] shmem_thp 0 [ 1496.403241][T13245] inactive_anon 49152 [ 1496.403241][T13245] active_anon 471040 [ 1496.403241][T13245] inactive_file 8192 [ 1496.403241][T13245] active_file 0 [ 1496.403241][T13245] unevictable 0 [ 1496.403241][T13245] slab_reclaimable 17776 [ 1496.403241][T13245] slab_unreclaimable 308168728 [ 1496.403241][T13245] slab 308186504 [ 1496.403241][T13245] workingset_refault_anon 0 [ 1496.403241][T13245] workingset_refault_file 785 [ 1496.403241][T13245] workingset_activate_anon 0 [ 1496.403241][T13245] workingset_activate_file 0 [ 1496.403241][T13245] workingset_restore_anon 0 [ 1496.403241][T13245] workingset_restore_file 785 [ 1496.403241][T13245] workingset_nodereclaim 0 [ 1496.403241][T13245] pgscan 7668 [ 1496.403241][T13245] pgsteal 4151 [ 1496.403241][T13245] pgscan_kswapd 1834 [ 1496.403241][T13245] pgscan_direct 5834 [ 1496.403241][T13245] pgscan_khugepaged 0 [ 1496.403241][T13245] pgsteal_kswapd 773 [ 1496.403241][T13245] pgsteal_direct 3378 [ 1496.403241][T13245] pgsteal_khugepaged 0 [ 1496.403241][T13245] pgfault 115697 [ 1496.403241][T13245] pgmajfault 182 [ 1496.403241][T13245] pgrefill 13495 [ 1496.403241][T13245] pgactivate 2078 [ 1496.403241][T13245] pgdeactivate 0 [ 1496.403241][T13245] pglazyfree 0 [ 1496.403241][T13245] pglazyfreed 0 [ 1496.403241][T13245] zswpin 0 [ 1496.403241][T13245] zswpout 0 09:08:07 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x56000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) [ 1496.602769][T13254] batman_adv: batadv1265: Interface activated: macvlan1078 [ 1496.629285][T13245] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz4,mems_allowed=0-1,oom_memcg=/syz4,task_memcg=/syz4,task=syz-executor.4,pid=13245,uid=0 [ 1496.678761][T13245] Memory cgroup out of memory: Killed process 13245 (syz-executor.4) total-vm:54680kB, anon-rss:508kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:84kB oom_score_adj:1000 09:08:07 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x5000000, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1496.741775][T13248] syz-executor.3 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=1, oom_score_adj=1000 [ 1496.756302][T13273] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1496.788835][T13248] CPU: 1 PID: 13248 Comm: syz-executor.3 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1496.799325][T13248] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1496.809438][T13248] Call Trace: [ 1496.812769][T13248] [ 1496.815738][T13248] dump_stack_lvl+0x136/0x150 [ 1496.820468][T13248] dump_header+0x10a/0xd70 [ 1496.824950][T13248] oom_kill_process+0x25d/0x600 [ 1496.829860][T13248] out_of_memory+0x35c/0x1660 [ 1496.834619][T13248] ? oom_killer_disable+0x2b0/0x2b0 [ 1496.839872][T13248] ? rcu_read_unlock+0x9/0x60 [ 1496.844613][T13248] ? find_held_lock+0x2d/0x110 [ 1496.849450][T13248] mem_cgroup_out_of_memory+0x206/0x270 [ 1496.855067][T13248] ? mem_cgroup_margin+0x130/0x130 [ 1496.860240][T13248] ? lock_downgrade+0x690/0x690 [ 1496.865172][T13248] try_charge_memcg+0xf9b/0x13b0 [ 1496.870194][T13248] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1496.876256][T13248] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1496.882044][T13248] ? lock_downgrade+0x690/0x690 [ 1496.886957][T13248] ? lock_downgrade+0x690/0x690 [ 1496.891866][T13248] ? rcu_read_unlock+0x9/0x60 [ 1496.896624][T13248] obj_cgroup_charge+0x2af/0x5e0 [ 1496.901624][T13248] ? copy_process+0x3aa/0x7590 [ 1496.906442][T13248] kmem_cache_alloc_node+0xa8/0x3e0 [ 1496.911804][T13248] copy_process+0x3aa/0x7590 [ 1496.916456][T13248] ? find_held_lock+0x2d/0x110 [ 1496.921302][T13248] ? find_held_lock+0x2d/0x110 [ 1496.926410][T13248] ? __cleanup_sighand+0xb0/0xb0 [ 1496.931407][T13248] ? lock_downgrade+0x690/0x690 [ 1496.936312][T13248] ? folio_flags.constprop.0+0x53/0x150 [ 1496.941949][T13248] ? folio_add_lru+0x47f/0x7c0 [ 1496.946802][T13248] kernel_clone+0xeb/0x890 [ 1496.951284][T13248] ? create_io_thread+0xf0/0xf0 [ 1496.956202][T13248] ? vm_iomap_memory+0x190/0x190 [ 1496.961210][T13248] ? find_held_lock+0x2d/0x110 [ 1496.966054][T13248] __do_sys_clone+0xba/0x100 [ 1496.970746][T13248] ? kernel_clone+0x890/0x890 [ 1496.975846][T13248] ? syscall_enter_from_user_mode+0x26/0x80 [ 1496.981811][T13248] do_syscall_64+0x39/0xb0 [ 1496.986294][T13248] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 1496.992247][T13248] RIP: 0033:0x7fcfdec8d591 [ 1496.996708][T13248] Code: 48 85 ff 74 3d 48 85 f6 74 38 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 7c 13 74 01 c3 31 ed 58 5f ff d0 48 89 c7 b8 3c 00 00 00 [ 1497.016380][T13248] RSP: 002b:00007ffeeb5c3178 EFLAGS: 00000206 ORIG_RAX: 0000000000000038 [ 1497.025030][T13248] RAX: ffffffffffffffda RBX: 00007fcfdfa97700 RCX: 00007fcfdec8d591 09:08:08 executing program 4: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x21}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1497.033065][T13248] RDX: 00007fcfdfa979d0 RSI: 00007fcfdfa972f0 RDI: 00000000003d0f00 [ 1497.041085][T13248] RBP: 00007ffeeb5c33c0 R08: 00007fcfdfa97700 R09: 00007fcfdfa97700 [ 1497.049104][T13248] R10: 00007fcfdfa979d0 R11: 0000000000000206 R12: 00007ffeeb5c322e [ 1497.057132][T13248] R13: 00007ffeeb5c322f R14: 00007fcfdfa97300 R15: 0000000000022000 [ 1497.065171][T13248] [ 1497.419070][T13248] memory: usage 307196kB, limit 307200kB, failcnt 1394 [ 1497.433556][T13248] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1497.465463][T13248] Memory cgroup stats for /syz3: [ 1497.465723][T13248] anon 151552 [ 1497.465723][T13248] file 323584 [ 1497.465723][T13248] kernel 314093568 [ 1497.465723][T13248] kernel_stack 65536 [ 1497.465723][T13248] pagetables 81920 [ 1497.465723][T13248] sec_pagetables 0 [ 1497.465723][T13248] percpu 5685632 [ 1497.465723][T13248] sock 0 [ 1497.465723][T13248] vmalloc 0 [ 1497.465723][T13248] shmem 311296 [ 1497.465723][T13248] zswap 0 [ 1497.465723][T13248] zswapped 0 [ 1497.465723][T13248] file_mapped 311296 [ 1497.465723][T13248] file_dirty 12288 [ 1497.465723][T13248] file_writeback 0 [ 1497.465723][T13248] swapcached 0 [ 1497.465723][T13248] anon_thp 0 [ 1497.465723][T13248] file_thp 0 [ 1497.465723][T13248] shmem_thp 0 [ 1497.465723][T13248] inactive_anon 90112 [ 1497.465723][T13248] active_anon 372736 [ 1497.465723][T13248] inactive_file 0 [ 1497.465723][T13248] active_file 12288 [ 1497.465723][T13248] unevictable 0 [ 1497.465723][T13248] slab_reclaimable 20152 [ 1497.465723][T13248] slab_unreclaimable 308214248 [ 1497.465723][T13248] slab 308234400 [ 1497.465723][T13248] workingset_refault_anon 0 [ 1497.465723][T13248] workingset_refault_file 106 [ 1497.465723][T13248] workingset_activate_anon 0 [ 1497.465723][T13248] workingset_activate_file 0 [ 1497.465723][T13248] workingset_restore_anon 0 [ 1497.465723][T13248] workingset_restore_file 106 [ 1497.465723][T13248] workingset_nodereclaim 0 [ 1497.465723][T13248] pgscan 3662 [ 1497.465723][T13248] pgsteal 909 [ 1497.465723][T13248] pgscan_kswapd 1978 [ 1497.465723][T13248] pgscan_direct 1684 [ 1497.465723][T13248] pgscan_khugepaged 0 [ 1497.465723][T13248] pgsteal_kswapd 66 [ 1497.465723][T13248] pgsteal_direct 843 [ 1497.465723][T13248] pgsteal_khugepaged 0 [ 1497.465723][T13248] pgfault 111825 [ 1497.465723][T13248] pgmajfault 58 [ 1497.465723][T13248] pgrefill 13009 [ 1497.465723][T13248] pgactivate 2291 [ 1497.465723][T13248] pgdeactivate 0 [ 1497.465723][T13248] pglazyfree 0 [ 1497.465723][T13248] pglazyfreed 0 [ 1497.465723][T13248] zswpin 0 [ 1497.465723][T13248] zswpout 0 [ 1497.707460][T13274] batman_adv: batadv649: Adding interface: macvlan450 [ 1497.719077][T13274] batman_adv: batadv649: The MTU of interface macvlan450 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1497.799389][T13274] batman_adv: batadv649: Interface activated: macvlan450 [ 1497.844532][T13276] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.0'. 09:08:09 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x88a8ffff, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1498.257834][T13277] batman_adv: batadv1266: Adding interface: macvlan1079 [ 1498.275071][T13277] batman_adv: batadv1266: The MTU of interface macvlan1079 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1498.305762][T13248] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz3,mems_allowed=0-1,oom_memcg=/syz3,task_memcg=/syz3,task=syz-executor.3,pid=13248,uid=0 [ 1498.350403][T13248] Memory cgroup out of memory: Killed process 13248 (syz-executor.3) total-vm:54680kB, anon-rss:508kB, file-rss:8320kB, shmem-rss:0kB, UID:0 pgtables:84kB oom_score_adj:1000 [ 1498.384926][T13277] batman_adv: batadv1266: Interface activated: macvlan1079 [ 1498.395959][T13282] syz-executor.4 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1498.419876][T13282] CPU: 1 PID: 13282 Comm: syz-executor.4 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1498.430643][T13282] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1498.440751][T13282] Call Trace: [ 1498.444066][T13282] [ 1498.447105][T13282] dump_stack_lvl+0x136/0x150 [ 1498.451823][T13282] dump_header+0x10a/0xd70 [ 1498.456286][T13282] oom_kill_process+0x25d/0x600 [ 1498.461185][T13282] out_of_memory+0x35c/0x1660 [ 1498.465947][T13282] ? oom_killer_disable+0x2b0/0x2b0 [ 1498.471338][T13282] ? rcu_read_unlock+0x9/0x60 [ 1498.476176][T13282] ? find_held_lock+0x2d/0x110 [ 1498.481089][T13282] mem_cgroup_out_of_memory+0x206/0x270 [ 1498.486691][T13282] ? mem_cgroup_margin+0x130/0x130 [ 1498.491872][T13282] ? lock_downgrade+0x690/0x690 [ 1498.496863][T13282] try_charge_memcg+0xf9b/0x13b0 [ 1498.501871][T13282] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1498.507936][T13282] ? rcu_read_unlock+0x9/0x60 [ 1498.512660][T13282] ? lock_downgrade+0x690/0x690 [ 1498.517556][T13282] charge_memcg+0x90/0x3b0 [ 1498.522008][T13282] __mem_cgroup_charge+0x2b/0x90 [ 1498.526979][T13282] __handle_mm_fault+0x1895/0x3e60 [ 1498.532144][T13282] ? vm_iomap_memory+0x190/0x190 [ 1498.537139][T13282] handle_mm_fault+0x2ba/0x9c0 [ 1498.541943][T13282] do_user_addr_fault+0x475/0x1230 [ 1498.547192][T13282] ? rcu_is_watching+0x12/0xb0 [ 1498.552174][T13282] exc_page_fault+0x98/0x170 [ 1498.556833][T13282] asm_exc_page_fault+0x26/0x30 [ 1498.561730][T13282] RIP: 0033:0x7f1946886cb6 [ 1498.566188][T13282] Code: Unable to access opcode bytes at 0x7f1946886c8c. [ 1498.573221][T13282] RSP: 002b:00007ffeb47750f8 EFLAGS: 00010246 [ 1498.579341][T13282] RAX: 0000000020000180 RBX: 0000000000000000 RCX: 006b6e696c766564 [ 1498.587354][T13282] RDX: 0000000000000008 RSI: 006b6e696c766564 RDI: 0000000020000180 [ 1498.595444][T13282] RBP: 00007ffeb47751b8 R08: 00007f1946800000 R09: 00007f1946400000 [ 1498.603445][T13282] R10: 00007f1946400068 R11: 0000000000000246 R12: 000000000016d26c [ 1498.611532][T13282] R13: 00007ffeb47751e0 R14: 00007f19469abf80 R15: 0000000000000032 [ 1498.619722][T13282] [ 1498.718690][T13282] memory: usage 307200kB, limit 307200kB, failcnt 3799 [ 1498.737819][T13293] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1498.781593][T13282] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1498.800050][T13282] Memory cgroup stats for /syz4: [ 1498.800355][T13282] anon 135168 [ 1498.800355][T13282] file 376832 [ 1498.800355][T13282] kernel 314044416 [ 1498.800355][T13282] kernel_stack 65536 [ 1498.800355][T13282] pagetables 77824 [ 1498.800355][T13282] sec_pagetables 0 [ 1498.800355][T13282] percpu 5685632 [ 1498.800355][T13282] sock 0 [ 1498.800355][T13282] vmalloc 0 [ 1498.800355][T13282] shmem 368640 [ 1498.800355][T13282] zswap 0 [ 1498.800355][T13282] zswapped 0 [ 1498.800355][T13282] file_mapped 368640 [ 1498.800355][T13282] file_dirty 8192 [ 1498.800355][T13282] file_writeback 0 [ 1498.800355][T13282] swapcached 0 [ 1498.800355][T13282] anon_thp 0 [ 1498.800355][T13282] file_thp 0 [ 1498.800355][T13282] shmem_thp 0 [ 1498.800355][T13282] inactive_anon 65536 [ 1498.800355][T13282] active_anon 438272 [ 1498.800355][T13282] inactive_file 0 [ 1498.800355][T13282] active_file 8192 [ 1498.800355][T13282] unevictable 0 [ 1498.800355][T13282] slab_reclaimable 17776 [ 1498.800355][T13282] slab_unreclaimable 308168168 [ 1498.800355][T13282] slab 308185944 [ 1498.800355][T13282] workingset_refault_anon 0 [ 1498.800355][T13282] workingset_refault_file 785 [ 1498.800355][T13282] workingset_activate_anon 0 [ 1498.800355][T13282] workingset_activate_file 0 [ 1498.800355][T13282] workingset_restore_anon 0 [ 1498.800355][T13282] workingset_restore_file 785 [ 1498.800355][T13282] workingset_nodereclaim 0 [ 1498.800355][T13282] pgscan 7668 [ 1498.800355][T13282] pgsteal 4151 [ 1498.800355][T13282] pgscan_kswapd 1834 [ 1498.800355][T13282] pgscan_direct 5834 [ 1498.800355][T13282] pgscan_khugepaged 0 [ 1498.800355][T13282] pgsteal_kswapd 773 [ 1498.800355][T13282] pgsteal_direct 3378 [ 1498.800355][T13282] pgsteal_khugepaged 0 [ 1498.800355][T13282] pgfault 115768 [ 1498.800355][T13282] pgmajfault 182 [ 1498.800355][T13282] pgrefill 13613 [ 1498.800355][T13282] pgactivate 2078 [ 1498.800355][T13282] pgdeactivate 0 [ 1498.800355][T13282] pglazyfree 0 [ 1498.800355][T13282] pglazyfreed 0 [ 1498.800355][T13282] zswpin 0 [ 1498.800355][T13282] zswpout 0 09:08:10 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x6000000, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) 09:08:10 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x56030000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) 09:08:10 executing program 3: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1, 0x79338}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1499.254266][T13295] batman_adv: batadv650: Adding interface: macvlan451 [ 1499.288101][T13295] batman_adv: batadv650: The MTU of interface macvlan451 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1499.402048][T13295] batman_adv: batadv650: Interface activated: macvlan451 [ 1499.484579][T13307] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1499.576918][T13282] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz4,mems_allowed=0-1,oom_memcg=/syz4,task_memcg=/syz4,task=syz-executor.4,pid=13282,uid=0 [ 1499.636906][T13282] Memory cgroup out of memory: Killed process 13282 (syz-executor.4) total-vm:54548kB, anon-rss:508kB, file-rss:8320kB, shmem-rss:0kB, UID:0 pgtables:84kB oom_score_adj:1000 09:08:10 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x7000000, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) 09:08:10 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x9effffff, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1499.750255][T13279] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=1, oom_score_adj=1000 [ 1499.779175][T13279] CPU: 1 PID: 13279 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1499.789674][T13279] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1499.799794][T13279] Call Trace: [ 1499.803116][T13279] [ 1499.806088][T13279] dump_stack_lvl+0x136/0x150 [ 1499.810821][T13279] dump_header+0x10a/0xd70 [ 1499.815310][T13279] oom_kill_process+0x25d/0x600 [ 1499.820225][T13279] out_of_memory+0x35c/0x1660 [ 1499.824969][T13279] ? oom_killer_disable+0x2b0/0x2b0 [ 1499.830228][T13279] ? rcu_read_unlock+0x9/0x60 [ 1499.834959][T13279] ? find_held_lock+0x2d/0x110 [ 1499.839795][T13279] mem_cgroup_out_of_memory+0x206/0x270 [ 1499.845408][T13279] ? mem_cgroup_margin+0x130/0x130 [ 1499.850579][T13279] ? lock_downgrade+0x690/0x690 [ 1499.855518][T13279] try_charge_memcg+0xf9b/0x13b0 [ 1499.860534][T13279] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1499.866585][T13279] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1499.872354][T13279] ? lock_downgrade+0x690/0x690 [ 1499.877255][T13279] ? lock_downgrade+0x690/0x690 [ 1499.882160][T13279] ? rcu_read_unlock+0x9/0x60 [ 1499.886914][T13279] obj_cgroup_charge+0x2af/0x5e0 [ 1499.891909][T13279] ? copy_process+0x3aa/0x7590 [ 1499.896727][T13279] kmem_cache_alloc_node+0xa8/0x3e0 [ 1499.902027][T13279] copy_process+0x3aa/0x7590 [ 1499.906672][T13279] ? filemap_map_pages+0x626/0x13b0 [ 1499.912046][T13279] ? __cleanup_sighand+0xb0/0xb0 [ 1499.917064][T13279] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 1499.923193][T13279] ? lock_downgrade+0x690/0x690 [ 1499.928100][T13279] ? print_usage_bug.part.0+0x660/0x660 [ 1499.933708][T13279] kernel_clone+0xeb/0x890 [ 1499.938186][T13279] ? create_io_thread+0xf0/0xf0 [ 1499.943104][T13279] ? vm_iomap_memory+0x190/0x190 [ 1499.948108][T13279] ? find_held_lock+0x2d/0x110 [ 1499.952955][T13279] __do_sys_clone+0xba/0x100 [ 1499.957600][T13279] ? kernel_clone+0x890/0x890 [ 1499.962364][T13279] ? syscall_enter_from_user_mode+0x26/0x80 [ 1499.968326][T13279] do_syscall_64+0x39/0xb0 [ 1499.972856][T13279] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 1499.978984][T13279] RIP: 0033:0x7fd1d3e8d591 [ 1499.983444][T13279] Code: 48 85 ff 74 3d 48 85 f6 74 38 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 7c 13 74 01 c3 31 ed 58 5f ff d0 48 89 c7 b8 3c 00 00 00 [ 1500.003116][T13279] RSP: 002b:00007ffe41379678 EFLAGS: 00000206 ORIG_RAX: 0000000000000038 [ 1500.011591][T13279] RAX: ffffffffffffffda RBX: 00007fd1d4bd6700 RCX: 00007fd1d3e8d591 [ 1500.019609][T13279] RDX: 00007fd1d4bd69d0 RSI: 00007fd1d4bd62f0 RDI: 00000000003d0f00 [ 1500.027627][T13279] RBP: 00007ffe413798c0 R08: 00007fd1d4bd6700 R09: 00007fd1d4bd6700 [ 1500.035649][T13279] R10: 00007fd1d4bd69d0 R11: 0000000000000206 R12: 00007ffe4137972e [ 1500.043762][T13279] R13: 00007ffe4137972f R14: 00007fd1d4bd6300 R15: 0000000000022000 09:08:11 executing program 4: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x24}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1500.051824][T13279] [ 1500.192083][T13279] memory: usage 307196kB, limit 307200kB, failcnt 5290 [ 1500.206307][T13279] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1500.253087][T13279] Memory cgroup stats for /syz1: [ 1500.253523][T13279] anon 147456 [ 1500.253523][T13279] file 356352 [ 1500.253523][T13279] kernel 314023936 [ 1500.253523][T13279] kernel_stack 32768 [ 1500.253523][T13279] pagetables 77824 [ 1500.253523][T13279] sec_pagetables 0 [ 1500.253523][T13279] percpu 5685632 [ 1500.253523][T13279] sock 0 [ 1500.253523][T13279] vmalloc 0 [ 1500.253523][T13279] shmem 339968 [ 1500.253523][T13279] zswap 0 [ 1500.253523][T13279] zswapped 0 [ 1500.253523][T13279] file_mapped 286720 [ 1500.253523][T13279] file_dirty 12288 [ 1500.253523][T13279] file_writeback 0 [ 1500.253523][T13279] swapcached 0 [ 1500.253523][T13279] anon_thp 0 [ 1500.253523][T13279] file_thp 0 [ 1500.253523][T13279] shmem_thp 0 [ 1500.253523][T13279] inactive_anon 421888 [ 1500.253523][T13279] active_anon 65536 [ 1500.253523][T13279] inactive_file 0 [ 1500.253523][T13279] active_file 16384 [ 1500.253523][T13279] unevictable 0 [ 1500.253523][T13279] slab_reclaimable 18256 [ 1500.253523][T13279] slab_unreclaimable 308183168 [ 1500.253523][T13279] slab 308201424 [ 1500.253523][T13279] workingset_refault_anon 0 [ 1500.253523][T13279] workingset_refault_file 145 [ 1500.253523][T13279] workingset_activate_anon 0 [ 1500.253523][T13279] workingset_activate_file 0 [ 1500.253523][T13279] workingset_restore_anon 0 [ 1500.253523][T13279] workingset_restore_file 145 [ 1500.253523][T13279] workingset_nodereclaim 0 [ 1500.253523][T13279] pgscan 5553 [ 1500.253523][T13279] pgsteal 1337 [ 1500.253523][T13279] pgscan_kswapd 2482 [ 1500.253523][T13279] pgscan_direct 3071 [ 1500.253523][T13279] pgscan_khugepaged 0 [ 1500.253523][T13279] pgsteal_kswapd 138 [ 1500.253523][T13279] pgsteal_direct 1199 [ 1500.253523][T13279] pgsteal_khugepaged 0 [ 1500.253523][T13279] pgfault 112718 [ 1500.253523][T13279] pgmajfault 83 [ 1500.253523][T13279] pgrefill 7251 [ 1500.253523][T13279] pgactivate 1997 [ 1500.253523][T13279] pgdeactivate 0 [ 1500.253523][T13279] pglazyfree 0 [ 1500.253523][T13279] pglazyfreed 0 [ 1500.253523][T13279] zswpin 0 [ 1500.253523][T13279] zswpout 0 [ 1500.618026][T13310] batman_adv: batadv1267: Adding interface: macvlan1080 [ 1500.672725][T13310] batman_adv: batadv1267: The MTU of interface macvlan1080 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1500.779377][T13310] batman_adv: batadv1267: Interface activated: macvlan1080 [ 1500.863934][T13321] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. 09:08:12 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x8000000, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1501.185038][T13279] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=13279,uid=0 [ 1501.256934][T13279] Memory cgroup out of memory: Killed process 13279 (syz-executor.1) total-vm:54680kB, anon-rss:508kB, file-rss:8192kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000 [ 1501.316153][T13320] syz-executor.4 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1501.350189][T13320] CPU: 1 PID: 13320 Comm: syz-executor.4 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1501.360691][T13320] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1501.370804][T13320] Call Trace: [ 1501.374117][T13320] [ 1501.377091][T13320] dump_stack_lvl+0x136/0x150 [ 1501.381824][T13320] dump_header+0x10a/0xd70 [ 1501.386299][T13320] oom_kill_process+0x25d/0x600 [ 1501.391206][T13320] out_of_memory+0x35c/0x1660 [ 1501.395940][T13320] ? oom_killer_disable+0x2b0/0x2b0 [ 1501.401182][T13320] ? rcu_read_unlock+0x9/0x60 [ 1501.405911][T13320] ? find_held_lock+0x2d/0x110 [ 1501.410840][T13320] mem_cgroup_out_of_memory+0x206/0x270 [ 1501.416475][T13320] ? mem_cgroup_margin+0x130/0x130 [ 1501.421656][T13320] ? lock_downgrade+0x690/0x690 [ 1501.426588][T13320] try_charge_memcg+0xf9b/0x13b0 [ 1501.431606][T13320] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1501.437667][T13320] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1501.443463][T13320] ? lock_downgrade+0x690/0x690 [ 1501.448369][T13320] ? lock_downgrade+0x690/0x690 [ 1501.453287][T13320] obj_cgroup_charge+0x2af/0x5e0 [ 1501.458282][T13320] ? __anon_vma_prepare+0x64/0x580 [ 1501.463448][T13320] kmem_cache_alloc+0xb1/0x3b0 [ 1501.468279][T13320] __anon_vma_prepare+0x64/0x580 [ 1501.473366][T13320] ? __pmd_alloc+0x30c/0x5d0 [ 1501.478020][T13320] __handle_mm_fault+0x3a8f/0x3e60 [ 1501.483206][T13320] ? vm_iomap_memory+0x190/0x190 [ 1501.488238][T13320] handle_mm_fault+0x2ba/0x9c0 [ 1501.493063][T13320] do_user_addr_fault+0x475/0x1230 [ 1501.498228][T13320] ? rcu_is_watching+0x12/0xb0 [ 1501.503047][T13320] exc_page_fault+0x98/0x170 [ 1501.507702][T13320] asm_exc_page_fault+0x26/0x30 [ 1501.512636][T13320] RIP: 0033:0x7f1946886cb6 [ 1501.517186][T13320] Code: Unable to access opcode bytes at 0x7f1946886c8c. [ 1501.517864][T13323] batman_adv: batadv651: Adding interface: macvlan452 [ 1501.524211][T13320] RSP: 002b:00007ffeb47750f8 EFLAGS: 00010246 [ 1501.524241][T13320] RAX: 0000000020000180 RBX: 0000000000000000 RCX: 006b6e696c766564 [ 1501.524261][T13320] RDX: 0000000000000008 RSI: 006b6e696c766564 RDI: 0000000020000180 [ 1501.524282][T13320] RBP: 00007ffeb47751b8 R08: 00007f1946800000 R09: 00007f1946400000 09:08:12 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x77f05}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1501.524303][T13320] R10: 00007f1946400068 R11: 0000000000000246 R12: 000000000016de68 [ 1501.524323][T13320] R13: 00007ffeb47751e0 R14: 00007f19469abf80 R15: 0000000000000032 [ 1501.524365][T13320] [ 1501.589098][T13323] batman_adv: batadv651: The MTU of interface macvlan452 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 09:08:12 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x57110000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) [ 1501.674760][T13320] memory: usage 307200kB, limit 307200kB, failcnt 3906 [ 1501.682447][T13320] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1501.719271][T13320] Memory cgroup stats for /syz4: [ 1501.719553][T13320] anon 135168 [ 1501.719553][T13320] file 376832 [ 1501.719553][T13320] kernel 314060800 [ 1501.719553][T13320] kernel_stack 65536 [ 1501.719553][T13320] pagetables 77824 [ 1501.719553][T13320] sec_pagetables 0 [ 1501.719553][T13320] percpu 5685696 [ 1501.719553][T13320] sock 0 [ 1501.719553][T13320] vmalloc 0 [ 1501.719553][T13320] shmem 368640 [ 1501.719553][T13320] zswap 0 [ 1501.719553][T13320] zswapped 0 [ 1501.719553][T13320] file_mapped 368640 [ 1501.719553][T13320] file_dirty 8192 [ 1501.719553][T13320] file_writeback 0 [ 1501.719553][T13320] swapcached 0 [ 1501.719553][T13320] anon_thp 0 [ 1501.719553][T13320] file_thp 0 [ 1501.719553][T13320] shmem_thp 0 [ 1501.719553][T13320] inactive_anon 40960 [ 1501.719553][T13320] active_anon 462848 [ 1501.719553][T13320] inactive_file 0 [ 1501.719553][T13320] active_file 8192 [ 1501.719553][T13320] unevictable 0 [ 1501.719553][T13320] slab_reclaimable 17776 [ 1501.719553][T13320] slab_unreclaimable 308179376 [ 1501.719553][T13320] slab 308197152 [ 1501.719553][T13320] workingset_refault_anon 0 [ 1501.719553][T13320] workingset_refault_file 785 [ 1501.719553][T13320] workingset_activate_anon 0 [ 1501.719553][T13320] workingset_activate_file 0 [ 1501.719553][T13320] workingset_restore_anon 0 [ 1501.719553][T13320] workingset_restore_file 785 [ 1501.719553][T13320] workingset_nodereclaim 0 [ 1501.719553][T13320] pgscan 7668 [ 1501.719553][T13320] pgsteal 4151 [ 1501.719553][T13320] pgscan_kswapd 1834 [ 1501.719553][T13320] pgscan_direct 5834 [ 1501.719553][T13320] pgscan_khugepaged 0 [ 1501.719553][T13320] pgsteal_kswapd 773 [ 1501.719553][T13320] pgsteal_direct 3378 [ 1501.719553][T13320] pgsteal_khugepaged 0 [ 1501.719553][T13320] pgfault 115847 [ 1501.719553][T13320] pgmajfault 183 [ 1501.719553][T13320] pgrefill 13803 [ 1501.719553][T13320] pgactivate 2078 [ 1501.719553][T13320] pgdeactivate 0 [ 1501.719553][T13320] pglazyfree 0 [ 1501.719553][T13320] pglazyfreed 0 [ 1501.719553][T13320] zswpin 0 [ 1501.719553][T13320] zswpout 0 [ 1501.762690][T13323] batman_adv: batadv651: Interface activated: macvlan452 [ 1502.551031][T13335] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1502.682598][T13320] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz4,mems_allowed=0-1,oom_memcg=/syz4,task_memcg=/syz4,task=syz-executor.4,pid=13320,uid=0 [ 1502.759973][T13320] Memory cgroup out of memory: Killed process 13320 (syz-executor.4) total-vm:54548kB, anon-rss:380kB, file-rss:8192kB, shmem-rss:0kB, UID:0 pgtables:84kB oom_score_adj:1000 09:08:13 executing program 3: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1, 0x79339}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:08:13 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x9000000, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) 09:08:13 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0xa79ad6b6, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:08:14 executing program 4: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x25}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1503.089945][T13336] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1503.143200][T13336] CPU: 0 PID: 13336 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1503.153789][T13336] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1503.163892][T13336] Call Trace: [ 1503.167212][T13336] [ 1503.170187][T13336] dump_stack_lvl+0x136/0x150 [ 1503.174923][T13336] dump_header+0x10a/0xd70 [ 1503.179400][T13336] oom_kill_process+0x25d/0x600 [ 1503.184321][T13336] out_of_memory+0x35c/0x1660 [ 1503.189064][T13336] ? find_held_lock+0x2d/0x110 [ 1503.193915][T13336] ? oom_killer_disable+0x2b0/0x2b0 [ 1503.199175][T13336] ? rcu_read_unlock+0x9/0x60 [ 1503.203915][T13336] ? find_held_lock+0x2d/0x110 [ 1503.208757][T13336] mem_cgroup_out_of_memory+0x206/0x270 [ 1503.214377][T13336] ? mem_cgroup_margin+0x130/0x130 [ 1503.219565][T13336] ? lock_downgrade+0x690/0x690 [ 1503.224485][T13336] try_charge_memcg+0xf9b/0x13b0 [ 1503.229523][T13336] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1503.235578][T13336] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1503.241362][T13336] ? lock_downgrade+0x690/0x690 [ 1503.246297][T13336] obj_cgroup_charge+0x2af/0x5e0 [ 1503.251312][T13336] ? __anon_vma_prepare+0x64/0x580 [ 1503.256500][T13336] kmem_cache_alloc+0xb1/0x3b0 [ 1503.261356][T13336] __anon_vma_prepare+0x64/0x580 [ 1503.266359][T13336] ? __pmd_alloc+0x30c/0x5d0 [ 1503.271014][T13336] __handle_mm_fault+0x3a8f/0x3e60 [ 1503.276199][T13336] ? vm_iomap_memory+0x190/0x190 [ 1503.281237][T13336] handle_mm_fault+0x2ba/0x9c0 [ 1503.286067][T13336] do_user_addr_fault+0x475/0x1230 [ 1503.291252][T13336] ? rcu_is_watching+0x12/0xb0 [ 1503.296143][T13336] exc_page_fault+0x98/0x170 [ 1503.300784][T13336] asm_exc_page_fault+0x26/0x30 [ 1503.305675][T13336] RIP: 0033:0x7fd1d3e86cb6 [ 1503.310133][T13336] Code: 82 63 01 00 00 48 89 d1 f3 a4 c3 80 fa 08 73 12 80 fa 04 73 1e 80 fa 01 77 26 72 05 0f b6 0e 88 0f c3 48 8b 4c 16 f8 48 8b 36 <48> 89 4c 17 f8 48 89 37 c3 8b 4c 16 fc 8b 36 89 4c 17 fc 89 37 c3 [ 1503.329774][T13336] RSP: 002b:00007ffe413797a8 EFLAGS: 00010246 [ 1503.335892][T13336] RAX: 0000000020000180 RBX: 0000000000000000 RCX: 006b6e696c766564 [ 1503.343901][T13336] RDX: 0000000000000008 RSI: 006b6e696c766564 RDI: 0000000020000180 [ 1503.351905][T13336] RBP: 00007ffe41379868 R08: 00007fd1d3e00000 R09: 00007fd1d3a00000 [ 1503.359923][T13336] R10: 00007fd1d3a00068 R11: 0000000000000246 R12: 000000000016e873 [ 1503.367938][T13336] R13: 00007ffe41379890 R14: 00007fd1d3fabf80 R15: 0000000000000032 [ 1503.376470][T13336] [ 1503.544837][T13337] batman_adv: batadv1268: Adding interface: macvlan1081 [ 1503.583606][T13337] batman_adv: batadv1268: The MTU of interface macvlan1081 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1503.621212][T13336] memory: usage 307184kB, limit 307200kB, failcnt 5950 [ 1503.638469][T13336] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1503.668734][T13336] Memory cgroup stats for /syz1: [ 1503.669957][T13336] anon 131072 [ 1503.669957][T13336] file 360448 [ 1503.669957][T13336] kernel 314064896 [ 1503.669957][T13336] kernel_stack 65536 [ 1503.669957][T13336] pagetables 77824 [ 1503.669957][T13336] sec_pagetables 0 [ 1503.669957][T13336] percpu 5685632 [ 1503.669957][T13336] sock 0 [ 1503.669957][T13336] vmalloc 0 [ 1503.669957][T13336] shmem 339968 [ 1503.669957][T13336] zswap 0 [ 1503.669957][T13336] zswapped 0 [ 1503.669957][T13336] file_mapped 286720 [ 1503.669957][T13336] file_dirty 16384 [ 1503.669957][T13336] file_writeback 0 [ 1503.669957][T13336] swapcached 0 [ 1503.669957][T13336] anon_thp 0 [ 1503.669957][T13336] file_thp 0 [ 1503.669957][T13336] shmem_thp 0 [ 1503.669957][T13336] inactive_anon 421888 [ 1503.669957][T13336] active_anon 49152 [ 1503.669957][T13336] inactive_file 16384 [ 1503.669957][T13336] active_file 4096 [ 1503.669957][T13336] unevictable 0 [ 1503.669957][T13336] slab_reclaimable 18496 [ 1503.669957][T13336] slab_unreclaimable 308189728 [ 1503.669957][T13336] slab 308208224 [ 1503.669957][T13336] workingset_refault_anon 0 [ 1503.669957][T13336] workingset_refault_file 371 [ 1503.669957][T13336] workingset_activate_anon 0 [ 1503.669957][T13336] workingset_activate_file 0 [ 1503.669957][T13336] workingset_restore_anon 0 [ 1503.669957][T13336] workingset_restore_file 371 [ 1503.669957][T13336] workingset_nodereclaim 0 [ 1503.669957][T13336] pgscan 6916 [ 1503.669957][T13336] pgsteal 2265 [ 1503.669957][T13336] pgscan_kswapd 2532 [ 1503.669957][T13336] pgscan_direct 4384 [ 1503.669957][T13336] pgscan_khugepaged 0 [ 1503.669957][T13336] pgsteal_kswapd 160 [ 1503.669957][T13336] pgsteal_direct 2105 [ 1503.669957][T13336] pgsteal_khugepaged 0 [ 1503.669957][T13336] pgfault 112901 [ 1503.669957][T13336] pgmajfault 128 [ 1503.669957][T13336] pgrefill 8513 [ 1503.669957][T13336] pgactivate 2183 [ 1503.669957][T13336] pgdeactivate 0 [ 1503.669957][T13336] pglazyfree 0 [ 1503.669957][T13336] pglazyfreed 0 [ 1503.669957][T13336] zswpin 0 [ 1503.669957][T13336] zswpout 0 [ 1503.861845][T13337] batman_adv: batadv1268: Interface activated: macvlan1081 [ 1503.922595][T13337] syz-executor.0 (13337) used greatest stack depth: 20544 bytes left [ 1503.947137][T13351] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. 09:08:15 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0xa000000, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) 09:08:15 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x5a010000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) [ 1504.228234][T13353] batman_adv: batadv652: Adding interface: macvlan453 [ 1504.244378][T13353] batman_adv: batadv652: The MTU of interface macvlan453 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1504.315254][T13353] batman_adv: batadv652: Interface activated: macvlan453 09:08:15 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0xb6d69aa7, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:08:15 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0xc000000, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1504.509532][T13365] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1505.000465][T13367] batman_adv: batadv1269: Adding interface: macvlan1082 [ 1505.017889][T13367] batman_adv: batadv1269: The MTU of interface macvlan1082 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1505.029042][T13336] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=13336,uid=0 [ 1505.121886][T13336] Memory cgroup out of memory: Killed process 13336 (syz-executor.1) total-vm:54548kB, anon-rss:508kB, file-rss:8320kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000 [ 1505.128465][T13367] batman_adv: batadv1269: Interface activated: macvlan1082 [ 1505.205387][T13340] syz-executor.3 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=1, oom_score_adj=1000 [ 1505.259080][T13340] CPU: 1 PID: 13340 Comm: syz-executor.3 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1505.269594][T13340] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1505.279736][T13340] Call Trace: [ 1505.283052][T13340] [ 1505.286019][T13340] dump_stack_lvl+0x136/0x150 [ 1505.290755][T13340] dump_header+0x10a/0xd70 [ 1505.295242][T13340] oom_kill_process+0x25d/0x600 [ 1505.300158][T13340] out_of_memory+0x35c/0x1660 [ 1505.305433][T13340] ? oom_killer_disable+0x2b0/0x2b0 [ 1505.310695][T13340] ? rcu_read_unlock+0x9/0x60 [ 1505.315430][T13340] ? find_held_lock+0x2d/0x110 [ 1505.320275][T13340] mem_cgroup_out_of_memory+0x206/0x270 [ 1505.325893][T13340] ? mem_cgroup_margin+0x130/0x130 [ 1505.331065][T13340] ? lock_downgrade+0x690/0x690 [ 1505.336080][T13340] try_charge_memcg+0xf9b/0x13b0 [ 1505.341102][T13340] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1505.347156][T13340] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1505.352942][T13340] ? lock_downgrade+0x690/0x690 [ 1505.357855][T13340] ? lock_downgrade+0x690/0x690 [ 1505.360084][T13376] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1505.362743][T13340] ? rcu_read_unlock+0x9/0x60 [ 1505.376771][T13340] obj_cgroup_charge+0x2af/0x5e0 [ 1505.381766][T13340] ? copy_process+0x3aa/0x7590 [ 1505.386674][T13340] kmem_cache_alloc_node+0xa8/0x3e0 [ 1505.391947][T13340] copy_process+0x3aa/0x7590 [ 1505.396582][T13340] ? __lock_acquire+0xbc5/0x5d40 [ 1505.401656][T13340] ? __cleanup_sighand+0xb0/0xb0 [ 1505.406631][T13340] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 1505.412650][T13340] ? psi_memstall_leave+0x174/0x250 [ 1505.417893][T13340] ? lock_downgrade+0x690/0x690 [ 1505.422785][T13340] kernel_clone+0xeb/0x890 [ 1505.427237][T13340] ? create_io_thread+0xf0/0xf0 [ 1505.432126][T13340] ? percpu_ref_put_many.constprop.0+0x6a/0x1b0 [ 1505.438673][T13340] ? lock_downgrade+0x690/0x690 [ 1505.443567][T13340] __do_sys_clone+0xba/0x100 [ 1505.448191][T13340] ? kernel_clone+0x890/0x890 [ 1505.452926][T13340] ? syscall_enter_from_user_mode+0x26/0x80 [ 1505.458976][T13340] do_syscall_64+0x39/0xb0 [ 1505.463435][T13340] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 1505.469375][T13340] RIP: 0033:0x7fcfdec8d591 [ 1505.473825][T13340] Code: Unable to access opcode bytes at 0x7fcfdec8d567. [ 1505.481037][T13340] RSP: 002b:00007ffeeb5c3178 EFLAGS: 00000206 ORIG_RAX: 0000000000000038 [ 1505.489481][T13340] RAX: ffffffffffffffda RBX: 00007fcfdfa97700 RCX: 00007fcfdec8d591 [ 1505.497480][T13340] RDX: 00007fcfdfa979d0 RSI: 00007fcfdfa972f0 RDI: 00000000003d0f00 [ 1505.505511][T13340] RBP: 00007ffeeb5c33c0 R08: 00007fcfdfa97700 R09: 00007fcfdfa97700 [ 1505.513521][T13340] R10: 00007fcfdfa979d0 R11: 0000000000000206 R12: 00007ffeeb5c322e [ 1505.521617][T13340] R13: 00007ffeeb5c322f R14: 00007fcfdfa97300 R15: 0000000000022000 [ 1505.529634][T13340] [ 1505.541322][T13340] memory: usage 307200kB, limit 307200kB, failcnt 1648 [ 1505.565929][T13340] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1505.615987][T13340] Memory cgroup stats for /syz3: [ 1505.616272][T13340] anon 151552 [ 1505.616272][T13340] file 327680 [ 1505.616272][T13340] kernel 314093568 [ 1505.616272][T13340] kernel_stack 65536 [ 1505.616272][T13340] pagetables 81920 [ 1505.616272][T13340] sec_pagetables 0 [ 1505.616272][T13340] percpu 5685632 [ 1505.616272][T13340] sock 0 [ 1505.616272][T13340] vmalloc 0 [ 1505.616272][T13340] shmem 311296 [ 1505.616272][T13340] zswap 0 [ 1505.616272][T13340] zswapped 0 [ 1505.616272][T13340] file_mapped 311296 [ 1505.616272][T13340] file_dirty 16384 [ 1505.616272][T13340] file_writeback 0 [ 1505.616272][T13340] swapcached 0 [ 1505.616272][T13340] anon_thp 0 [ 1505.616272][T13340] file_thp 0 [ 1505.616272][T13340] shmem_thp 0 [ 1505.616272][T13340] inactive_anon 73728 [ 1505.616272][T13340] active_anon 389120 [ 1505.616272][T13340] inactive_file 12288 [ 1505.616272][T13340] active_file 4096 [ 1505.616272][T13340] unevictable 0 [ 1505.616272][T13340] slab_reclaimable 20392 [ 1505.616272][T13340] slab_unreclaimable 308214248 [ 1505.616272][T13340] slab 308234640 [ 1505.616272][T13340] workingset_refault_anon 0 [ 1505.616272][T13340] workingset_refault_file 108 [ 1505.616272][T13340] workingset_activate_anon 0 [ 1505.616272][T13340] workingset_activate_file 0 [ 1505.616272][T13340] workingset_restore_anon 0 [ 1505.616272][T13340] workingset_restore_file 108 [ 1505.616272][T13340] workingset_nodereclaim 0 [ 1505.616272][T13340] pgscan 3820 [ 1505.616272][T13340] pgsteal 984 [ 1505.616272][T13340] pgscan_kswapd 1991 [ 1505.616272][T13340] pgscan_direct 1829 [ 1505.616272][T13340] pgscan_khugepaged 0 [ 1505.616272][T13340] pgsteal_kswapd 66 [ 1505.616272][T13340] pgsteal_direct 918 [ 1505.616272][T13340] pgsteal_khugepaged 0 [ 1505.616272][T13340] pgfault 112019 [ 1505.616272][T13340] pgmajfault 65 [ 1505.616272][T13340] pgrefill 16307 [ 1505.616272][T13340] pgactivate 2344 [ 1505.616272][T13340] pgdeactivate 0 [ 1505.616272][T13340] pglazyfree 0 [ 1505.616272][T13340] pglazyfreed 0 [ 1505.616272][T13340] zswpin 0 [ 1505.616272][T13340] zswpout 0 09:08:16 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x77f06}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:08:16 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x5a030000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) 09:08:16 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0xe000000, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1506.178484][T13340] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz3,mems_allowed=0-1,oom_memcg=/syz3,task_memcg=/syz3,task=syz-executor.3,pid=13340,uid=0 [ 1506.273764][T13379] batman_adv: batadv653: Adding interface: macvlan454 [ 1506.304889][T13340] Memory cgroup out of memory: Killed process 13340 (syz-executor.3) total-vm:54680kB, anon-rss:488kB, file-rss:8192kB, shmem-rss:0kB, UID:0 pgtables:84kB oom_score_adj:1000 [ 1506.310588][T13379] batman_adv: batadv653: The MTU of interface macvlan454 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1506.432411][T13340] warn_alloc: 1 callbacks suppressed [ 1506.432434][T13340] syz-executor.3: vmalloc error: size 4096, page order 0, failed to allocate pages, mode:0xdc2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_ZERO), nodemask=(null) [ 1506.451279][T13381] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 09:08:17 executing program 4: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x27}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1506.472905][T13340] ,cpuset=syz3,mems_allowed=0-1 [ 1506.532112][T13340] CPU: 1 PID: 13340 Comm: syz-executor.3 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1506.542614][T13340] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1506.552576][T13379] batman_adv: batadv653: Interface activated: macvlan454 [ 1506.552688][T13340] Call Trace: [ 1506.552700][T13340] [ 1506.566013][T13340] dump_stack_lvl+0x136/0x150 [ 1506.570742][T13340] warn_alloc+0x213/0x360 [ 1506.575113][T13340] ? zone_watermark_ok_safe+0x2e0/0x2e0 [ 1506.580905][T13340] __vmalloc_node_range+0xf8f/0x1390 [ 1506.586267][T13340] ? kernel_clone+0xeb/0x890 [ 1506.590931][T13340] ? delayed_vfree_work+0x70/0x70 [ 1506.596023][T13340] ? rcu_is_watching+0x12/0xb0 [ 1506.600829][T13340] ? kernel_clone+0xeb/0x890 [ 1506.605464][T13340] copy_process+0x1320/0x7590 [ 1506.610172][T13340] ? kernel_clone+0xeb/0x890 [ 1506.614809][T13340] ? __lock_acquire+0xbc5/0x5d40 [ 1506.619784][T13340] ? __cleanup_sighand+0xb0/0xb0 [ 1506.624751][T13340] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 1506.630761][T13340] ? psi_memstall_leave+0x174/0x250 [ 1506.635994][T13340] ? lock_downgrade+0x690/0x690 [ 1506.640884][T13340] kernel_clone+0xeb/0x890 [ 1506.645343][T13340] ? create_io_thread+0xf0/0xf0 [ 1506.650239][T13340] ? percpu_ref_put_many.constprop.0+0x6a/0x1b0 [ 1506.656519][T13340] ? lock_downgrade+0x690/0x690 [ 1506.661411][T13340] __do_sys_clone+0xba/0x100 [ 1506.666031][T13340] ? kernel_clone+0x890/0x890 [ 1506.670752][T13340] ? syscall_enter_from_user_mode+0x26/0x80 [ 1506.676680][T13340] do_syscall_64+0x39/0xb0 [ 1506.681136][T13340] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 1506.687060][T13340] RIP: 0033:0x7fcfdec8d591 [ 1506.691508][T13340] Code: Unable to access opcode bytes at 0x7fcfdec8d567. [ 1506.698545][T13340] RSP: 002b:00007ffeeb5c3178 EFLAGS: 00000206 ORIG_RAX: 0000000000000038 [ 1506.706985][T13340] RAX: ffffffffffffffda RBX: 00007fcfdfa97700 RCX: 00007fcfdec8d591 [ 1506.714979][T13340] RDX: 00007fcfdfa979d0 RSI: 00007fcfdfa972f0 RDI: 00000000003d0f00 [ 1506.722984][T13340] RBP: 00007ffeeb5c33c0 R08: 00007fcfdfa97700 R09: 00007fcfdfa97700 [ 1506.731070][T13340] R10: 00007fcfdfa979d0 R11: 0000000000000206 R12: 00007ffeeb5c322e [ 1506.739078][T13340] R13: 00007ffeeb5c322f R14: 00007fcfdfa97300 R15: 0000000000022000 [ 1506.747089][T13340] [ 1506.756743][T13381] CPU: 1 PID: 13381 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1506.767236][T13381] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1506.777336][T13381] Call Trace: [ 1506.780657][T13381] [ 1506.783626][T13381] dump_stack_lvl+0x136/0x150 [ 1506.788371][T13381] dump_header+0x10a/0xd70 [ 1506.792859][T13381] oom_kill_process+0x25d/0x600 [ 1506.797773][T13381] out_of_memory+0x35c/0x1660 [ 1506.802602][T13381] ? find_held_lock+0x2d/0x110 [ 1506.807442][T13381] ? oom_killer_disable+0x2b0/0x2b0 [ 1506.812707][T13381] ? rcu_read_unlock+0x9/0x60 [ 1506.817447][T13381] ? find_held_lock+0x2d/0x110 [ 1506.822291][T13381] mem_cgroup_out_of_memory+0x206/0x270 [ 1506.827908][T13381] ? mem_cgroup_margin+0x130/0x130 [ 1506.833079][T13381] ? lock_downgrade+0x690/0x690 [ 1506.838015][T13381] try_charge_memcg+0xf9b/0x13b0 [ 1506.843130][T13381] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1506.849271][T13381] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1506.855071][T13381] ? lock_downgrade+0x690/0x690 [ 1506.859985][T13381] ? lock_downgrade+0x690/0x690 [ 1506.864996][T13381] obj_cgroup_charge+0x2af/0x5e0 [ 1506.869993][T13381] ? __anon_vma_prepare+0x64/0x580 [ 1506.875163][T13381] kmem_cache_alloc+0xb1/0x3b0 [ 1506.880002][T13381] __anon_vma_prepare+0x64/0x580 [ 1506.885005][T13381] ? __pmd_alloc+0x30c/0x5d0 [ 1506.889661][T13381] __handle_mm_fault+0x3a8f/0x3e60 [ 1506.895022][T13381] ? vm_iomap_memory+0x190/0x190 [ 1506.900026][T13381] handle_mm_fault+0x2ba/0x9c0 [ 1506.904855][T13381] do_user_addr_fault+0x475/0x1230 [ 1506.910014][T13381] ? rcu_is_watching+0x12/0xb0 [ 1506.914817][T13381] exc_page_fault+0x98/0x170 [ 1506.919443][T13381] asm_exc_page_fault+0x26/0x30 [ 1506.924333][T13381] RIP: 0033:0x7fd1d3e86cb6 [ 1506.928780][T13381] Code: 82 63 01 00 00 48 89 d1 f3 a4 c3 80 fa 08 73 12 80 fa 04 73 1e 80 fa 01 77 26 72 05 0f b6 0e 88 0f c3 48 8b 4c 16 f8 48 8b 36 <48> 89 4c 17 f8 48 89 37 c3 8b 4c 16 fc 8b 36 89 4c 17 fc 89 37 c3 [ 1506.948434][T13381] RSP: 002b:00007ffe413797a8 EFLAGS: 00010246 [ 1506.954620][T13381] RAX: 0000000020000180 RBX: 0000000000000000 RCX: 006b6e696c766564 [ 1506.962634][T13381] RDX: 0000000000000008 RSI: 006b6e696c766564 RDI: 0000000020000180 [ 1506.970652][T13381] RBP: 00007ffe41379868 R08: 00007fd1d3e00000 R09: 00007fd1d3a00000 [ 1506.978817][T13381] R10: 00007fd1d3a00068 R11: 0000000000000246 R12: 000000000016f59a [ 1506.986812][T13381] R13: 00007ffe41379890 R14: 00007fd1d3fabf80 R15: 0000000000000032 [ 1506.994844][T13381] 09:08:18 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0xd9f4f681, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1507.069739][T13340] Mem-Info: [ 1507.073939][T13340] active_anon:73234 inactive_anon:7862 isolated_anon:0 [ 1507.073939][T13340] active_file:1382 inactive_file:1375 isolated_file:0 [ 1507.073939][T13340] unevictable:768 dirty:29 writeback:0 [ 1507.073939][T13340] slab_reclaimable:22948 slab_unreclaimable:1418969 [ 1507.073939][T13340] mapped:15853 shmem:2211 pagetables:685 [ 1507.073939][T13340] sec_pagetables:0 bounce:0 [ 1507.073939][T13340] kernel_misc_reclaimable:0 [ 1507.073939][T13340] free:27728 free_pcp:741 free_cma:0 [ 1507.123497][T13381] memory: usage 307200kB, limit 307200kB, failcnt 6020 [ 1507.131179][T13340] Node 0 active_anon:292352kB inactive_anon:13216kB active_file:4kB inactive_file:44kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:56648kB dirty:48kB writeback:0kB shmem:6696kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 10240kB writeback_tmp:0kB kernel_stack:9392kB pagetables:2340kB sec_pagetables:0kB all_unreclaimable? no [ 1507.188774][T13381] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1507.210788][T13391] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1507.221923][T13381] Memory cgroup stats for /syz1: [ 1507.222225][T13381] anon 131072 [ 1507.222225][T13381] file 360448 [ 1507.222225][T13381] kernel 314081280 [ 1507.222225][T13381] kernel_stack 65536 [ 1507.222225][T13381] pagetables 77824 [ 1507.222225][T13381] sec_pagetables 0 [ 1507.222225][T13381] percpu 5685696 [ 1507.222225][T13381] sock 0 [ 1507.222225][T13381] vmalloc 0 [ 1507.222225][T13381] shmem 339968 [ 1507.222225][T13381] zswap 0 [ 1507.222225][T13381] zswapped 0 [ 1507.222225][T13381] file_mapped 286720 [ 1507.222225][T13381] file_dirty 20480 [ 1507.222225][T13381] file_writeback 0 [ 1507.222225][T13381] swapcached 0 [ 1507.222225][T13381] anon_thp 0 [ 1507.222225][T13381] file_thp 0 [ 1507.222225][T13381] shmem_thp 0 [ 1507.222225][T13381] inactive_anon 397312 [ 1507.222225][T13381] active_anon 73728 [ 1507.222225][T13381] inactive_file 20480 [ 1507.222225][T13381] active_file 0 [ 1507.222225][T13381] unevictable 0 [ 1507.222225][T13381] slab_reclaimable 18496 [ 1507.222225][T13381] slab_unreclaimable 308201640 [ 1507.222225][T13381] slab 308220136 [ 1507.222225][T13381] workingset_refault_anon 0 [ 1507.222225][T13381] workingset_refault_file 398 [ 1507.222225][T13381] workingset_activate_anon 0 [ 1507.222225][T13381] workingset_activate_file 0 [ 1507.222225][T13381] workingset_restore_anon 0 [ 1507.222225][T13381] workingset_restore_file 398 [ 1507.222225][T13381] workingset_nodereclaim 0 [ 1507.222225][T13381] pgscan 7146 [ 1507.222225][T13381] pgsteal 2386 [ 1507.222225][T13381] pgscan_kswapd 2544 [ 1507.222225][T13381] pgscan_direct 4602 [ 1507.222225][T13381] pgscan_khugepaged 0 [ 1507.222225][T13381] pgsteal_kswapd 160 [ 1507.222225][T13381] pgsteal_direct 2226 [ 1507.222225][T13381] pgsteal_khugepaged 0 [ 1507.222225][T13381] pgfault 112994 [ 1507.222225][T13381] pgmajfault 136 [ 1507.222225][T13381] pgrefill 9455 [ 1507.222225][T13381] pgactivate 2247 [ 1507.222225][T13381] pgdeactivate 0 [ 1507.222225][T13381] pglazyfree 0 [ 1507.222225][T13381] pglazyfreed 0 [ 1507.222225][T13381] zswpin 0 [ 1507.222225][T13381] zswpout 0 [ 1507.438214][T13340] Node 1 active_anon:584kB inactive_anon:18104kB active_file:6504kB inactive_file:3292kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:6264kB dirty:68kB writeback:0kB shmem:2148kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:472kB pagetables:400kB sec_pagetables:0kB all_unreclaimable? no [ 1507.512579][T13340] Node 0 DMA free:10676kB boost:0kB min:200kB low:248kB high:296kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:20kB local_pcp:4kB free_cma:0kB [ 1507.596121][T13340] lowmem_reserve[]: 0 2617 2619 2619 2619 [ 1507.613493][T13340] Node 0 DMA32 free:37476kB boost:0kB min:35440kB low:44300kB high:53160kB reserved_highatomic:30720KB active_anon:13780kB inactive_anon:291720kB active_file:4kB inactive_file:44kB unevictable:1536kB writepending:48kB present:3129332kB managed:2685128kB mlocked:0kB bounce:0kB free_pcp:1772kB local_pcp:788kB free_cma:0kB [ 1507.655901][T13340] lowmem_reserve[]: 0 0 1 1 1 [ 1507.662180][T13340] Node 0 Normal free:12kB boost:0kB min:20kB low:24kB high:28kB reserved_highatomic:0KB active_anon:56kB inactive_anon:12kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:1640kB mlocked:0kB bounce:0kB free_pcp:20kB local_pcp:8kB free_cma:0kB [ 1507.689827][T13340] lowmem_reserve[]: 0 0 0 0 0 [ 1507.694746][T13340] Node 1 Normal free:68096kB boost:0kB min:54444kB low:68052kB high:81660kB reserved_highatomic:0KB active_anon:18264kB inactive_anon:792kB active_file:1856kB inactive_file:2212kB unevictable:1536kB writepending:68kB present:4194304kB managed:4117620kB mlocked:0kB bounce:0kB free_pcp:956kB local_pcp:732kB free_cma:0kB [ 1507.726686][T13340] lowmem_reserve[]: 0 0 0 0 0 [ 1507.737277][T13340] Node 0 DMA: 1*4kB (U) 0*8kB 1*16kB (E) 1*32kB (E) 4*64kB (UE) 1*128kB (E) 2*256kB (UE) 1*512kB (E) 1*1024kB (E) 2*2048kB (ME) 1*4096kB (M) = 10676kB [ 1507.762326][T13381] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=13381,uid=0 [ 1507.775321][T13393] batman_adv: batadv1270: Adding interface: macvlan1083 [ 1507.805721][T13381] Memory cgroup out of memory: Killed process 13381 (syz-executor.1) total-vm:54548kB, anon-rss:508kB, file-rss:8704kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000 [ 1507.813393][T13393] batman_adv: batadv1270: The MTU of interface macvlan1083 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1507.830053][T13340] Node 0 [ 1507.869030][T13394] syz-executor.4 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1507.896841][T13340] DMA32: 1391*4kB (UMEH) 672*8kB (UMEH) 350*16kB (UMEH) 243*32kB (UMEH) 62*64kB (UMEH) 26*128kB (UME) 14*256kB (UME) 6*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 38268kB [ 1507.924666][T13394] CPU: 1 PID: 13394 Comm: syz-executor.4 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1507.935251][T13394] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1507.945341][T13394] Call Trace: [ 1507.948641][T13394] [ 1507.951597][T13394] dump_stack_lvl+0x136/0x150 [ 1507.956350][T13394] dump_header+0x10a/0xd70 [ 1507.960837][T13394] oom_kill_process+0x25d/0x600 [ 1507.965742][T13394] out_of_memory+0x35c/0x1660 [ 1507.970465][T13394] ? oom_killer_disable+0x2b0/0x2b0 [ 1507.975698][T13394] ? rcu_read_unlock+0x9/0x60 [ 1507.980416][T13394] ? find_held_lock+0x2d/0x110 [ 1507.985229][T13394] mem_cgroup_out_of_memory+0x206/0x270 [ 1507.990817][T13394] ? mem_cgroup_margin+0x130/0x130 [ 1507.995966][T13394] ? lock_downgrade+0x690/0x690 [ 1508.000862][T13394] try_charge_memcg+0xf9b/0x13b0 [ 1508.005853][T13394] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1508.011876][T13394] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1508.017657][T13394] ? lock_downgrade+0x690/0x690 [ 1508.022541][T13394] ? lock_downgrade+0x690/0x690 [ 1508.027435][T13394] __memcg_kmem_charge_page+0x16e/0x3c0 [ 1508.033013][T13394] memcg_charge_kernel_stack.part.0+0x6c/0x150 [ 1508.039205][T13394] copy_process+0x13a7/0x7590 [ 1508.043933][T13394] ? find_held_lock+0x2d/0x110 [ 1508.048756][T13394] ? __cleanup_sighand+0xb0/0xb0 [ 1508.053743][T13394] ? lock_downgrade+0x690/0x690 [ 1508.058709][T13394] ? folio_flags.constprop.0+0x53/0x150 [ 1508.064307][T13394] ? folio_add_lru+0x47f/0x7c0 [ 1508.069117][T13394] kernel_clone+0xeb/0x890 [ 1508.073659][T13394] ? create_io_thread+0xf0/0xf0 [ 1508.078546][T13394] ? vm_iomap_memory+0x190/0x190 [ 1508.083528][T13394] ? find_held_lock+0x2d/0x110 [ 1508.088349][T13394] __do_sys_clone+0xba/0x100 [ 1508.092972][T13394] ? kernel_clone+0x890/0x890 [ 1508.097703][T13394] ? syscall_enter_from_user_mode+0x26/0x80 [ 1508.103643][T13394] do_syscall_64+0x39/0xb0 [ 1508.108106][T13394] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 1508.114033][T13394] RIP: 0033:0x7f194688d591 [ 1508.118470][T13394] Code: 48 85 ff 74 3d 48 85 f6 74 38 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 7c 13 74 01 c3 31 ed 58 5f ff d0 48 89 c7 b8 3c 00 00 00 [ 1508.138108][T13394] RSP: 002b:00007ffeb4774fc8 EFLAGS: 00000206 ORIG_RAX: 0000000000000038 [ 1508.146549][T13394] RAX: ffffffffffffffda RBX: 00007f1947594700 RCX: 00007f194688d591 [ 1508.154543][T13394] RDX: 00007f19475949d0 RSI: 00007f19475942f0 RDI: 00000000003d0f00 [ 1508.162623][T13394] RBP: 00007ffeb4775210 R08: 00007f1947594700 R09: 00007f1947594700 [ 1508.170616][T13394] R10: 00007f19475949d0 R11: 0000000000000206 R12: 00007ffeb477507e [ 1508.178609][T13394] R13: 00007ffeb477507f R14: 00007f1947594300 R15: 0000000000022000 [ 1508.186795][T13394] [ 1508.194001][T13393] batman_adv: batadv1270: Interface activated: macvlan1083 [ 1508.219111][T13340] Node 0 Normal: 3*4kB (UM) 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 12kB [ 1508.239683][T13340] Node 1 Normal: 822*4kB (UM) 615*8kB (UME) 317*16kB (UME) 145*32kB (UME) 71*64kB (UME) 39*128kB (UME) 29*256kB (UME) 20*512kB (UME) 18*1024kB (UM) 3*2048kB (M) 0*4096kB = 69696kB [ 1508.295423][T13399] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1508.333574][T13340] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1508.364990][T13340] Node 0 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 1508.399474][T13340] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1508.433699][T13340] Node 1 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 1508.438008][T13394] memory: usage 307200kB, limit 307200kB, failcnt 4038 [ 1508.452163][ T29] oom_reaper: reaped process 13340 (syz-executor.3), now anon-rss:0kB, file-rss:8192kB, shmem-rss:0kB [ 1508.464997][T13340] 3720 total pagecache pages [ 1508.479071][T13394] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1508.484315][T13340] 0 pages in swap cache [ 1508.486013][T13394] Memory cgroup stats for /syz4: [ 1508.491383][T13394] anon 106496 [ 1508.491383][T13394] file 385024 [ 1508.491383][T13394] kernel 314081280 [ 1508.491383][T13394] kernel_stack 65536 [ 1508.491383][T13394] pagetables 77824 [ 1508.491383][T13394] sec_pagetables 0 [ 1508.491383][T13394] percpu 5685632 [ 1508.491383][T13394] sock 0 [ 1508.491383][T13394] vmalloc 0 [ 1508.491383][T13394] shmem 368640 [ 1508.491383][T13394] zswap 0 [ 1508.491383][T13394] zswapped 0 [ 1508.491383][T13394] file_mapped 368640 [ 1508.491383][T13394] file_dirty 8192 [ 1508.491383][T13394] file_writeback 0 [ 1508.491383][T13394] swapcached 0 [ 1508.491383][T13394] anon_thp 0 [ 1508.491383][T13394] file_thp 0 [ 1508.491383][T13394] shmem_thp 0 [ 1508.491383][T13394] inactive_anon 57344 [ 1508.491383][T13394] active_anon 417792 [ 1508.491383][T13394] inactive_file 16384 [ 1508.491383][T13394] active_file 0 [ 1508.491383][T13394] unevictable 0 [ 1508.491383][T13394] slab_reclaimable 17776 [ 1508.491383][T13394] slab_unreclaimable 308176224 [ 1508.491383][T13394] slab 308194000 [ 1508.491383][T13394] workingset_refault_anon 0 [ 1508.491383][T13394] workingset_refault_file 785 [ 1508.491383][T13394] workingset_activate_anon 0 [ 1508.491383][T13394] workingset_activate_file 0 [ 1508.491383][T13394] workingset_restore_anon 0 [ 1508.491383][T13394] workingset_restore_file 785 [ 1508.491383][T13394] workingset_nodereclaim 0 [ 1508.491383][T13394] pgscan 7805 [ 1508.491383][T13394] pgsteal 4184 [ 1508.491383][T13394] pgscan_kswapd 1838 [ 1508.491383][T13394] pgscan_direct 5967 [ 1508.491383][T13394] pgscan_khugepaged 0 [ 1508.491383][T13394] pgsteal_kswapd 773 [ 1508.491383][T13394] pgsteal_direct 3411 [ 1508.491383][T13394] pgsteal_khugepaged 0 [ 1508.491383][T13394] pgfault 115976 [ 1508.491383][T13394] pgmajfault 185 [ 1508.491383][T13394] pgrefill 14249 [ 1508.491383][T13394] pgactivate 2082 [ 1508.491383][T13394] pgdeactivate 0 [ 1508.491383][T13394] pglazyfree 0 [ 1508.491383][T13394] pglazyfreed 0 [ 1508.491383][T13394] zswpin 0 [ 1508.491383][T13394] zswpout 0 [ 1508.513516][T13340] Free swap = 0kB [ 1508.716711][T13400] batman_adv: batadv654: Adding interface: macvlan455 [ 1508.732138][T13400] batman_adv: batadv654: The MTU of interface macvlan455 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1508.790500][T13400] batman_adv: batadv654: Interface activated: macvlan455 [ 1508.800222][T13394] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz4,mems_allowed=0-1,oom_memcg=/syz4,task_memcg=/syz4,task=syz-executor.4,pid=13394,uid=0 [ 1508.849039][T13394] Memory cgroup out of memory: Killed process 13394 (syz-executor.4) total-vm:54680kB, anon-rss:380kB, file-rss:8448kB, shmem-rss:0kB, UID:0 pgtables:84kB oom_score_adj:1000 [ 1509.039018][T13340] Total swap = 0kB [ 1509.043119][T13340] 2097051 pages RAM [ 1509.046964][T13340] 0 pages HighMem/MovableOnly [ 1509.072132][T13340] 392114 pages reserved [ 1509.090171][T13340] 0 pages cma reserved 09:08:20 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0xf0ffffff, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:08:20 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x10000000, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) 09:08:20 executing program 4: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x28}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:08:20 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x77f07}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:08:20 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x5cf30900, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) 09:08:20 executing program 3: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1, 0x7933a}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1509.645825][T13405] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1510.088017][T13402] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=1, oom_score_adj=1000 [ 1510.157078][T13402] CPU: 0 PID: 13402 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1510.167576][T13402] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1510.177683][T13402] Call Trace: [ 1510.181006][T13402] [ 1510.183983][T13402] dump_stack_lvl+0x136/0x150 [ 1510.188733][T13402] dump_header+0x10a/0xd70 [ 1510.193215][T13402] oom_kill_process+0x25d/0x600 [ 1510.198148][T13402] out_of_memory+0x35c/0x1660 [ 1510.202894][T13402] ? find_held_lock+0x2d/0x110 [ 1510.207731][T13402] ? oom_killer_disable+0x2b0/0x2b0 [ 1510.212996][T13402] ? rcu_read_unlock+0x9/0x60 [ 1510.217937][T13402] ? find_held_lock+0x2d/0x110 [ 1510.222787][T13402] mem_cgroup_out_of_memory+0x206/0x270 [ 1510.228406][T13402] ? mem_cgroup_margin+0x130/0x130 [ 1510.233582][T13402] ? lock_downgrade+0x690/0x690 [ 1510.238510][T13402] try_charge_memcg+0xf9b/0x13b0 [ 1510.243536][T13402] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1510.249595][T13402] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1510.255472][T13402] ? lock_downgrade+0x690/0x690 [ 1510.260412][T13402] ? lock_downgrade+0x690/0x690 [ 1510.265302][T13402] ? rcu_read_unlock+0x9/0x60 [ 1510.270048][T13402] obj_cgroup_charge+0x2af/0x5e0 [ 1510.275028][T13402] ? copy_process+0x3aa/0x7590 [ 1510.279834][T13402] kmem_cache_alloc_node+0xa8/0x3e0 [ 1510.285080][T13402] copy_process+0x3aa/0x7590 [ 1510.289712][T13402] ? __lock_acquire+0xbc5/0x5d40 [ 1510.294689][T13402] ? __cleanup_sighand+0xb0/0xb0 [ 1510.299659][T13402] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 1510.305675][T13402] ? psi_memstall_leave+0x174/0x250 [ 1510.310925][T13402] ? lock_downgrade+0x690/0x690 [ 1510.315856][T13402] kernel_clone+0xeb/0x890 [ 1510.320334][T13402] ? create_io_thread+0xf0/0xf0 [ 1510.325233][T13402] ? percpu_ref_put_many.constprop.0+0x6a/0x1b0 [ 1510.331670][T13402] ? lock_downgrade+0x690/0x690 [ 1510.336571][T13402] __do_sys_clone+0xba/0x100 [ 1510.341202][T13402] ? kernel_clone+0x890/0x890 [ 1510.345926][T13402] ? syscall_enter_from_user_mode+0x26/0x80 [ 1510.351864][T13402] do_syscall_64+0x39/0xb0 [ 1510.356347][T13402] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 1510.362284][T13402] RIP: 0033:0x7fd1d3e8d591 [ 1510.366721][T13402] Code: 48 85 ff 74 3d 48 85 f6 74 38 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 7c 13 74 01 c3 31 ed 58 5f ff d0 48 89 c7 b8 3c 00 00 00 [ 1510.386463][T13402] RSP: 002b:00007ffe41379678 EFLAGS: 00000206 ORIG_RAX: 0000000000000038 [ 1510.395022][T13402] RAX: ffffffffffffffda RBX: 00007fd1d4bd6700 RCX: 00007fd1d3e8d591 [ 1510.403027][T13402] RDX: 00007fd1d4bd69d0 RSI: 00007fd1d4bd62f0 RDI: 00000000003d0f00 [ 1510.411041][T13402] RBP: 00007ffe413798c0 R08: 00007fd1d4bd6700 R09: 00007fd1d4bd6700 [ 1510.419054][T13402] R10: 00007fd1d4bd69d0 R11: 0000000000000206 R12: 00007ffe4137972e [ 1510.427060][T13402] R13: 00007ffe4137972f R14: 00007fd1d4bd6300 R15: 0000000000022000 [ 1510.435076][T13402] [ 1510.469328][T13402] memory: usage 307200kB, limit 307200kB, failcnt 6173 [ 1510.478701][T13402] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1510.506271][T13402] Memory cgroup stats for /syz1: [ 1510.506564][T13402] anon 147456 [ 1510.506564][T13402] file 360448 [ 1510.506564][T13402] kernel 314064896 [ 1510.506564][T13402] kernel_stack 65536 [ 1510.506564][T13402] pagetables 77824 [ 1510.506564][T13402] sec_pagetables 0 [ 1510.506564][T13402] percpu 5685632 [ 1510.506564][T13402] sock 0 [ 1510.506564][T13402] vmalloc 0 [ 1510.506564][T13402] shmem 339968 [ 1510.506564][T13402] zswap 0 [ 1510.506564][T13402] zswapped 0 [ 1510.506564][T13402] file_mapped 286720 [ 1510.506564][T13402] file_dirty 20480 [ 1510.506564][T13402] file_writeback 0 [ 1510.506564][T13402] swapcached 0 [ 1510.506564][T13402] anon_thp 0 [ 1510.506564][T13402] file_thp 0 [ 1510.506564][T13402] shmem_thp 0 [ 1510.506564][T13402] inactive_anon 438272 [ 1510.506564][T13402] active_anon 49152 [ 1510.506564][T13402] inactive_file 0 [ 1510.506564][T13402] active_file 20480 [ 1510.506564][T13402] unevictable 0 [ 1510.506564][T13402] slab_reclaimable 18496 [ 1510.506564][T13402] slab_unreclaimable 308190992 [ 1510.506564][T13402] slab 308209488 [ 1510.506564][T13402] workingset_refault_anon 0 [ 1510.506564][T13402] workingset_refault_file 412 [ 1510.506564][T13402] workingset_activate_anon 0 [ 1510.506564][T13402] workingset_activate_file 0 [ 1510.506564][T13402] workingset_restore_anon 0 [ 1510.506564][T13402] workingset_restore_file 412 [ 1510.506564][T13402] workingset_nodereclaim 0 [ 1510.506564][T13402] pgscan 7349 [ 1510.506564][T13402] pgsteal 2522 [ 1510.506564][T13402] pgscan_kswapd 2546 [ 1510.506564][T13402] pgscan_direct 4803 [ 1510.506564][T13402] pgscan_khugepaged 0 [ 1510.506564][T13402] pgsteal_kswapd 161 [ 1510.506564][T13402] pgsteal_direct 2361 [ 1510.506564][T13402] pgsteal_khugepaged 0 [ 1510.506564][T13402] pgfault 113094 [ 1510.506564][T13402] pgmajfault 145 [ 1510.506564][T13402] pgrefill 10496 [ 1510.506564][T13402] pgactivate 2280 [ 1510.506564][T13402] pgdeactivate 0 [ 1510.506564][T13402] pglazyfree 0 [ 1510.506564][T13402] pglazyfreed 0 [ 1510.506564][T13402] zswpin 0 [ 1510.506564][T13402] zswpout 0 [ 1510.722086][T13410] batman_adv: batadv655: Adding interface: macvlan456 [ 1510.733505][T13410] batman_adv: batadv655: The MTU of interface macvlan456 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1510.761775][T13410] batman_adv: batadv655: Interface activated: macvlan456 09:08:21 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x17280100, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) 09:08:21 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0xffffa888, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1510.819010][T13417] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1511.096959][T13419] batman_adv: batadv1271: Adding interface: macvlan1084 [ 1511.109361][T13419] batman_adv: batadv1271: The MTU of interface macvlan1084 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1511.220613][T13419] batman_adv: batadv1271: Interface activated: macvlan1084 [ 1511.319194][T13402] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=13402,uid=0 [ 1511.390187][T13402] Memory cgroup out of memory: Killed process 13402 (syz-executor.1) total-vm:54680kB, anon-rss:380kB, file-rss:8704kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000 [ 1511.505002][T13432] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1511.527920][T13412] syz-executor.3 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=1, oom_score_adj=1000 [ 1511.582464][T13412] CPU: 1 PID: 13412 Comm: syz-executor.3 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1511.592970][T13412] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1511.603071][T13412] Call Trace: [ 1511.606373][T13412] [ 1511.609328][T13412] dump_stack_lvl+0x136/0x150 [ 1511.614044][T13412] dump_header+0x10a/0xd70 [ 1511.618527][T13412] oom_kill_process+0x25d/0x600 [ 1511.623418][T13412] out_of_memory+0x35c/0x1660 [ 1511.628143][T13412] ? oom_killer_disable+0x2b0/0x2b0 [ 1511.633379][T13412] ? rcu_read_unlock+0x9/0x60 [ 1511.638123][T13412] ? find_held_lock+0x2d/0x110 [ 1511.642949][T13412] mem_cgroup_out_of_memory+0x206/0x270 [ 1511.648538][T13412] ? mem_cgroup_margin+0x130/0x130 [ 1511.653693][T13412] ? lock_downgrade+0x690/0x690 [ 1511.658592][T13412] try_charge_memcg+0xf9b/0x13b0 [ 1511.663583][T13412] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1511.669645][T13412] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1511.675413][T13412] ? lock_downgrade+0x690/0x690 [ 1511.680295][T13412] ? lock_downgrade+0x690/0x690 [ 1511.685177][T13412] ? rcu_read_unlock+0x9/0x60 [ 1511.689911][T13412] obj_cgroup_charge+0x2af/0x5e0 [ 1511.694881][T13412] ? copy_process+0x3aa/0x7590 [ 1511.699674][T13412] kmem_cache_alloc_node+0xa8/0x3e0 [ 1511.704921][T13412] copy_process+0x3aa/0x7590 [ 1511.709582][T13412] ? find_held_lock+0x2d/0x110 [ 1511.714412][T13412] ? find_held_lock+0x2d/0x110 [ 1511.719231][T13412] ? __cleanup_sighand+0xb0/0xb0 [ 1511.724201][T13412] ? lock_downgrade+0x690/0x690 [ 1511.729081][T13412] ? folio_flags.constprop.0+0x53/0x150 [ 1511.734688][T13412] ? folio_add_lru+0x47f/0x7c0 [ 1511.739504][T13412] kernel_clone+0xeb/0x890 [ 1511.743976][T13412] ? create_io_thread+0xf0/0xf0 [ 1511.748860][T13412] ? vm_iomap_memory+0x190/0x190 [ 1511.753842][T13412] ? find_held_lock+0x2d/0x110 [ 1511.758673][T13412] __do_sys_clone+0xba/0x100 [ 1511.763299][T13412] ? kernel_clone+0x890/0x890 [ 1511.768111][T13412] ? syscall_enter_from_user_mode+0x26/0x80 [ 1511.774053][T13412] do_syscall_64+0x39/0xb0 [ 1511.778526][T13412] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 1511.784455][T13412] RIP: 0033:0x7fcfdec8d591 [ 1511.788897][T13412] Code: 48 85 ff 74 3d 48 85 f6 74 38 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 7c 13 74 01 c3 31 ed 58 5f ff d0 48 89 c7 b8 3c 00 00 00 [ 1511.808626][T13412] RSP: 002b:00007ffeeb5c3178 EFLAGS: 00000206 ORIG_RAX: 0000000000000038 [ 1511.817066][T13412] RAX: ffffffffffffffda RBX: 00007fcfdfa97700 RCX: 00007fcfdec8d591 [ 1511.825080][T13412] RDX: 00007fcfdfa979d0 RSI: 00007fcfdfa972f0 RDI: 00000000003d0f00 [ 1511.833083][T13412] RBP: 00007ffeeb5c33c0 R08: 00007fcfdfa97700 R09: 00007fcfdfa97700 [ 1511.841078][T13412] R10: 00007fcfdfa979d0 R11: 0000000000000206 R12: 00007ffeeb5c322e [ 1511.849069][T13412] R13: 00007ffeeb5c322f R14: 00007fcfdfa97300 R15: 0000000000022000 [ 1511.857117][T13412] 09:08:22 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x1f000000, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) 09:08:23 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x5df30900, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) 09:08:23 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x77f08}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1512.164815][T13433] batman_adv: batadv656: Adding interface: macvlan457 [ 1512.194511][T13433] batman_adv: batadv656: The MTU of interface macvlan457 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1512.334684][T13433] batman_adv: batadv656: Interface activated: macvlan457 [ 1513.133204][T13444] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1513.134507][T13412] memory: usage 307200kB, limit 307200kB, failcnt 2231 [ 1513.239246][T13412] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1513.246414][T13412] Memory cgroup stats for /syz3: [ 1513.246678][T13412] anon 151552 [ 1513.246678][T13412] file 327680 [ 1513.246678][T13412] kernel 314052608 [ 1513.246678][T13412] kernel_stack 32768 [ 1513.246678][T13412] pagetables 81920 [ 1513.246678][T13412] sec_pagetables 0 [ 1513.246678][T13412] percpu 5685632 [ 1513.246678][T13412] sock 0 [ 1513.246678][T13412] vmalloc 0 [ 1513.246678][T13412] shmem 311296 [ 1513.246678][T13412] zswap 0 [ 1513.246678][T13412] zswapped 0 [ 1513.246678][T13412] file_mapped 311296 [ 1513.246678][T13412] file_dirty 16384 [ 1513.246678][T13412] file_writeback 0 [ 1513.246678][T13412] swapcached 0 [ 1513.246678][T13412] anon_thp 0 [ 1513.246678][T13412] file_thp 0 [ 1513.246678][T13412] shmem_thp 0 [ 1513.246678][T13412] inactive_anon 81920 [ 1513.246678][T13412] active_anon 380928 [ 1513.246678][T13412] inactive_file 16384 [ 1513.246678][T13412] active_file 0 [ 1513.246678][T13412] unevictable 0 [ 1513.246678][T13412] slab_reclaimable 20392 [ 1513.246678][T13412] slab_unreclaimable 308206424 [ 1513.246678][T13412] slab 308226816 [ 1513.246678][T13412] workingset_refault_anon 0 [ 1513.246678][T13412] workingset_refault_file 251 [ 1513.246678][T13412] workingset_activate_anon 0 [ 1513.246678][T13412] workingset_activate_file 0 [ 1513.246678][T13412] workingset_restore_anon 0 [ 1513.246678][T13412] workingset_restore_file 251 [ 1513.246678][T13412] workingset_nodereclaim 0 [ 1513.246678][T13412] pgscan 4524 [ 1513.246678][T13412] pgsteal 1452 [ 1513.246678][T13412] pgscan_kswapd 2005 [ 1513.246678][T13412] pgscan_direct 2519 [ 1513.246678][T13412] pgscan_khugepaged 0 [ 1513.246678][T13412] pgsteal_kswapd 75 [ 1513.246678][T13412] pgsteal_direct 1377 [ 1513.246678][T13412] pgsteal_khugepaged 0 [ 1513.246678][T13412] pgfault 112174 [ 1513.246678][T13412] pgmajfault 89 [ 1513.246678][T13412] pgrefill 19288 [ 1513.246678][T13412] pgactivate 2396 [ 1513.246678][T13412] pgdeactivate 0 [ 1513.246678][T13412] pglazyfree 0 [ 1513.246678][T13412] pglazyfreed 0 [ 1513.246678][T13412] zswpin 0 [ 1513.246678][T13412] zswpout 0 09:08:24 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x1f1a0000, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) 09:08:24 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0xfffff000, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:08:24 executing program 4: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x39}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1513.519602][T13412] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz3,mems_allowed=0-1,oom_memcg=/syz3,task_memcg=/syz3,task=syz-executor.3,pid=13412,uid=0 [ 1513.580435][T13412] Memory cgroup out of memory: Killed process 13412 (syz-executor.3) total-vm:54680kB, anon-rss:380kB, file-rss:8320kB, shmem-rss:0kB, UID:0 pgtables:84kB oom_score_adj:1000 09:08:24 executing program 3: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1, 0x7933b}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1513.686090][T13446] batman_adv: batadv1272: Adding interface: macvlan1085 [ 1513.740984][T13446] batman_adv: batadv1272: The MTU of interface macvlan1085 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1513.757229][T13441] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=1, oom_score_adj=1000 [ 1513.876304][T13441] CPU: 0 PID: 13441 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1513.879319][T13446] batman_adv: batadv1272: Interface activated: macvlan1085 [ 1513.886772][T13441] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1513.886795][T13441] Call Trace: [ 1513.886806][T13441] [ 1513.886819][T13441] dump_stack_lvl+0x136/0x150 [ 1513.915124][T13441] dump_header+0x10a/0xd70 [ 1513.919613][T13441] oom_kill_process+0x25d/0x600 [ 1513.924534][T13441] out_of_memory+0x35c/0x1660 [ 1513.929278][T13441] ? find_held_lock+0x2d/0x110 [ 1513.934120][T13441] ? oom_killer_disable+0x2b0/0x2b0 [ 1513.939382][T13441] ? rcu_read_unlock+0x9/0x60 [ 1513.944135][T13441] ? find_held_lock+0x2d/0x110 [ 1513.949041][T13441] mem_cgroup_out_of_memory+0x206/0x270 [ 1513.954682][T13441] ? mem_cgroup_margin+0x130/0x130 [ 1513.959897][T13441] ? lock_downgrade+0x690/0x690 [ 1513.964828][T13441] try_charge_memcg+0xf9b/0x13b0 [ 1513.969842][T13441] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1513.975901][T13441] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1513.981691][T13441] ? lock_downgrade+0x690/0x690 [ 1513.986608][T13441] ? lock_downgrade+0x690/0x690 [ 1513.991516][T13441] ? rcu_read_unlock+0x9/0x60 [ 1513.996267][T13441] obj_cgroup_charge+0x2af/0x5e0 [ 1514.001270][T13441] ? copy_process+0x3aa/0x7590 [ 1514.006104][T13441] kmem_cache_alloc_node+0xa8/0x3e0 [ 1514.011389][T13441] copy_process+0x3aa/0x7590 [ 1514.016055][T13441] ? filemap_map_pages+0x626/0x13b0 [ 1514.021344][T13441] ? __cleanup_sighand+0xb0/0xb0 09:08:25 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x5e030000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) [ 1514.026367][T13441] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 1514.032577][T13441] ? lock_downgrade+0x690/0x690 [ 1514.037479][T13441] ? print_usage_bug.part.0+0x660/0x660 [ 1514.043086][T13441] kernel_clone+0xeb/0x890 [ 1514.047564][T13441] ? create_io_thread+0xf0/0xf0 [ 1514.052473][T13441] ? vm_iomap_memory+0x190/0x190 [ 1514.057473][T13441] ? find_held_lock+0x2d/0x110 [ 1514.062293][T13441] __do_sys_clone+0xba/0x100 [ 1514.066955][T13441] ? kernel_clone+0x890/0x890 [ 1514.071689][T13441] ? syscall_enter_from_user_mode+0x26/0x80 [ 1514.077725][T13441] do_syscall_64+0x39/0xb0 [ 1514.082213][T13441] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 1514.088147][T13441] RIP: 0033:0x7fd1d3e8d591 [ 1514.092589][T13441] Code: 48 85 ff 74 3d 48 85 f6 74 38 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 7c 13 74 01 c3 31 ed 58 5f ff d0 48 89 c7 b8 3c 00 00 00 [ 1514.112231][T13441] RSP: 002b:00007ffe41379678 EFLAGS: 00000206 ORIG_RAX: 0000000000000038 [ 1514.121315][T13441] RAX: ffffffffffffffda RBX: 00007fd1d4bd6700 RCX: 00007fd1d3e8d591 [ 1514.129311][T13441] RDX: 00007fd1d4bd69d0 RSI: 00007fd1d4bd62f0 RDI: 00000000003d0f00 [ 1514.137332][T13441] RBP: 00007ffe413798c0 R08: 00007fd1d4bd6700 R09: 00007fd1d4bd6700 [ 1514.145334][T13441] R10: 00007fd1d4bd69d0 R11: 0000000000000206 R12: 00007ffe4137972e [ 1514.153333][T13441] R13: 00007ffe4137972f R14: 00007fd1d4bd6300 R15: 0000000000022000 [ 1514.161346][T13441] 09:08:25 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x48000000, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1514.232808][T13458] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1514.349271][T13441] memory: usage 307200kB, limit 307200kB, failcnt 6310 [ 1514.365424][T13441] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1514.394107][T13441] Memory cgroup stats for /syz1: [ 1514.394469][T13441] anon 147456 [ 1514.394469][T13441] file 360448 [ 1514.394469][T13441] kernel 314064896 [ 1514.394469][T13441] kernel_stack 65536 [ 1514.394469][T13441] pagetables 77824 [ 1514.394469][T13441] sec_pagetables 0 [ 1514.394469][T13441] percpu 5685632 [ 1514.394469][T13441] sock 0 [ 1514.394469][T13441] vmalloc 0 [ 1514.394469][T13441] shmem 339968 [ 1514.394469][T13441] zswap 0 [ 1514.394469][T13441] zswapped 0 [ 1514.394469][T13441] file_mapped 286720 [ 1514.394469][T13441] file_dirty 20480 [ 1514.394469][T13441] file_writeback 0 [ 1514.394469][T13441] swapcached 0 [ 1514.394469][T13441] anon_thp 0 [ 1514.394469][T13441] file_thp 0 [ 1514.394469][T13441] shmem_thp 0 [ 1514.394469][T13441] inactive_anon 430080 [ 1514.394469][T13441] active_anon 57344 [ 1514.394469][T13441] inactive_file 0 [ 1514.394469][T13441] active_file 20480 [ 1514.394469][T13441] unevictable 0 [ 1514.394469][T13441] slab_reclaimable 18496 [ 1514.394469][T13441] slab_unreclaimable 308190992 [ 1514.394469][T13441] slab 308209488 [ 1514.394469][T13441] workingset_refault_anon 0 [ 1514.394469][T13441] workingset_refault_file 412 [ 1514.394469][T13441] workingset_activate_anon 0 [ 1514.394469][T13441] workingset_activate_file 0 [ 1514.394469][T13441] workingset_restore_anon 0 [ 1514.394469][T13441] workingset_restore_file 412 [ 1514.394469][T13441] workingset_nodereclaim 0 [ 1514.394469][T13441] pgscan 7381 [ 1514.394469][T13441] pgsteal 2539 [ 1514.394469][T13441] pgscan_kswapd 2546 [ 1514.394469][T13441] pgscan_direct 4835 [ 1514.394469][T13441] pgscan_khugepaged 0 [ 1514.394469][T13441] pgsteal_kswapd 161 [ 1514.394469][T13441] pgsteal_direct 2378 [ 1514.394469][T13441] pgsteal_khugepaged 0 [ 1514.394469][T13441] pgfault 113183 [ 1514.394469][T13441] pgmajfault 148 [ 1514.394469][T13441] pgrefill 11636 [ 1514.394469][T13441] pgactivate 2282 [ 1514.394469][T13441] pgdeactivate 0 [ 1514.394469][T13441] pglazyfree 0 [ 1514.394469][T13441] pglazyfreed 0 [ 1514.394469][T13441] zswpin 0 [ 1514.394469][T13441] zswpout 0 [ 1514.607798][T13441] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=13441,uid=0 [ 1514.657714][T13441] Memory cgroup out of memory: Killed process 13441 (syz-executor.1) total-vm:54680kB, anon-rss:508kB, file-rss:8832kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000 [ 1514.704981][T13457] syz-executor.4 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1514.750720][T13457] CPU: 1 PID: 13457 Comm: syz-executor.4 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1514.761229][T13457] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1514.768478][T13462] batman_adv: batadv657: Adding interface: macvlan458 [ 1514.771330][T13457] Call Trace: [ 1514.771343][T13457] [ 1514.771356][T13457] dump_stack_lvl+0x136/0x150 [ 1514.771396][T13457] dump_header+0x10a/0xd70 [ 1514.771442][T13457] oom_kill_process+0x25d/0x600 [ 1514.798407][T13457] out_of_memory+0x35c/0x1660 [ 1514.803137][T13457] ? oom_killer_disable+0x2b0/0x2b0 [ 1514.808376][T13457] ? rcu_read_unlock+0x9/0x60 [ 1514.813094][T13457] ? find_held_lock+0x2d/0x110 [ 1514.817909][T13457] mem_cgroup_out_of_memory+0x206/0x270 [ 1514.823505][T13457] ? mem_cgroup_margin+0x130/0x130 [ 1514.828654][T13457] ? lock_downgrade+0x690/0x690 [ 1514.833560][T13457] try_charge_memcg+0xf9b/0x13b0 [ 1514.838555][T13457] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1514.844596][T13457] ? rcu_read_unlock+0x9/0x60 [ 1514.849316][T13457] ? lock_downgrade+0x690/0x690 [ 1514.854214][T13457] charge_memcg+0x90/0x3b0 [ 1514.858837][T13457] __mem_cgroup_charge+0x2b/0x90 [ 1514.863812][T13457] __handle_mm_fault+0x1895/0x3e60 [ 1514.868975][T13457] ? vm_iomap_memory+0x190/0x190 [ 1514.873972][T13457] handle_mm_fault+0x2ba/0x9c0 [ 1514.878780][T13457] do_user_addr_fault+0x475/0x1230 [ 1514.883934][T13457] ? rcu_is_watching+0x12/0xb0 [ 1514.888737][T13457] exc_page_fault+0x98/0x170 [ 1514.893376][T13457] asm_exc_page_fault+0x26/0x30 [ 1514.898270][T13457] RIP: 0033:0x7f1946830eac [ 1514.902720][T13457] Code: c0 e8 98 5a ff ff b8 ff ff ff ff e9 33 ff ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 41 54 31 c0 55 48 81 ec 68 10 00 00 <48> 89 7c 24 08 48 8d 3d 90 6b 0a 00 48 89 34 24 48 8b 14 24 48 8b [ 1514.922364][T13457] RSP: 002b:00007f19475b40e0 EFLAGS: 00010202 [ 1514.928466][T13457] RAX: 0000000000000000 RBX: 00007f19469abf80 RCX: 0000000000000000 [ 1514.936465][T13457] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000020000180 [ 1514.944482][T13457] RBP: 00007f19468e7ca1 R08: 0000000000000000 R09: 0000000000000000 [ 1514.952479][T13457] R10: 0000000020000180 R11: 0000000000000000 R12: 0000000000000000 [ 1514.960477][T13457] R13: 00007ffeb477507f R14: 00007f19475b5300 R15: 0000000000022000 [ 1514.968490][T13457] [ 1514.977169][T13462] batman_adv: batadv657: The MTU of interface macvlan458 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1515.069285][T13462] batman_adv: batadv657: Interface activated: macvlan458 [ 1515.076520][T13457] memory: usage 307200kB, limit 307200kB, failcnt 4549 [ 1515.088298][T13457] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1515.116388][T13457] Memory cgroup stats for /syz4: [ 1515.116675][T13457] anon 139264 [ 1515.116675][T13457] file 389120 [ 1515.116675][T13457] kernel 314044416 [ 1515.116675][T13457] kernel_stack 65536 [ 1515.116675][T13457] pagetables 77824 [ 1515.116675][T13457] sec_pagetables 0 [ 1515.116675][T13457] percpu 5685632 [ 1515.116675][T13457] sock 0 [ 1515.116675][T13457] vmalloc 0 [ 1515.116675][T13457] shmem 368640 [ 1515.116675][T13457] zswap 0 [ 1515.116675][T13457] zswapped 0 [ 1515.116675][T13457] file_mapped 368640 [ 1515.116675][T13457] file_dirty 8192 [ 1515.116675][T13457] file_writeback 0 [ 1515.116675][T13457] swapcached 0 [ 1515.116675][T13457] anon_thp 0 [ 1515.116675][T13457] file_thp 0 [ 1515.116675][T13457] shmem_thp 0 [ 1515.116675][T13457] inactive_anon 49152 [ 1515.116675][T13457] active_anon 458752 [ 1515.116675][T13457] inactive_file 0 [ 1515.116675][T13457] active_file 20480 [ 1515.116675][T13457] unevictable 0 [ 1515.116675][T13457] slab_reclaimable 18016 [ 1515.116675][T13457] slab_unreclaimable 308167864 [ 1515.116675][T13457] slab 308185880 [ 1515.116675][T13457] workingset_refault_anon 0 [ 1515.116675][T13457] workingset_refault_file 1001 [ 1515.116675][T13457] workingset_activate_anon 0 [ 1515.116675][T13457] workingset_activate_file 0 [ 1515.116675][T13457] workingset_restore_anon 0 [ 1515.116675][T13457] workingset_restore_file 1001 [ 1515.116675][T13457] workingset_nodereclaim 0 [ 1515.116675][T13457] pgscan 9373 [ 1515.116675][T13457] pgsteal 4899 [ 1515.116675][T13457] pgscan_kswapd 1931 [ 1515.116675][T13457] pgscan_direct 7442 [ 1515.116675][T13457] pgscan_khugepaged 0 [ 1515.116675][T13457] pgsteal_kswapd 787 [ 1515.116675][T13457] pgsteal_direct 4112 [ 1515.116675][T13457] pgsteal_khugepaged 0 [ 1515.116675][T13457] pgfault 116204 [ 1515.116675][T13457] pgmajfault 221 [ 1515.116675][T13457] pgrefill 15127 [ 1515.116675][T13457] pgactivate 2203 [ 1515.116675][T13457] pgdeactivate 0 [ 1515.116675][T13457] pglazyfree 0 [ 1515.116675][T13457] pglazyfreed 0 [ 1515.116675][T13457] zswpin 0 [ 1515.116675][T13457] zswpout 0 [ 1515.576782][T13457] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz4,mems_allowed=0-1,oom_memcg=/syz4,task_memcg=/syz4,task=syz-executor.4,pid=13451,uid=0 09:08:26 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x4c000000, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) 09:08:26 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x77f09}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:08:26 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0xffffff7f, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1515.653503][T13476] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1515.684165][T13457] Memory cgroup out of memory: Killed process 13451 (syz-executor.4) total-vm:54548kB, anon-rss:508kB, file-rss:8448kB, shmem-rss:0kB, UID:0 pgtables:84kB oom_score_adj:1000 09:08:26 executing program 4: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x63}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1515.882052][T13463] syz-executor.3 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=1, oom_score_adj=1000 [ 1515.965600][T13463] CPU: 1 PID: 13463 Comm: syz-executor.3 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1515.976100][T13463] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1515.986191][T13463] Call Trace: [ 1515.989507][T13463] [ 1515.992462][T13463] dump_stack_lvl+0x136/0x150 [ 1515.997173][T13463] dump_header+0x10a/0xd70 [ 1516.001632][T13463] oom_kill_process+0x25d/0x600 [ 1516.006862][T13463] out_of_memory+0x35c/0x1660 [ 1516.011589][T13463] ? find_held_lock+0x2d/0x110 [ 1516.016404][T13463] ? oom_killer_disable+0x2b0/0x2b0 [ 1516.021638][T13463] ? rcu_read_unlock+0x9/0x60 [ 1516.026350][T13463] ? find_held_lock+0x2d/0x110 [ 1516.031159][T13463] mem_cgroup_out_of_memory+0x206/0x270 [ 1516.036745][T13463] ? mem_cgroup_margin+0x130/0x130 [ 1516.041898][T13463] ? lock_downgrade+0x690/0x690 [ 1516.046790][T13463] try_charge_memcg+0xf9b/0x13b0 [ 1516.051781][T13463] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1516.057807][T13463] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1516.063575][T13463] ? lock_downgrade+0x690/0x690 [ 1516.068465][T13463] ? lock_downgrade+0x690/0x690 [ 1516.073347][T13463] ? rcu_read_unlock+0x9/0x60 [ 1516.078071][T13463] obj_cgroup_charge+0x2af/0x5e0 [ 1516.083042][T13463] ? copy_process+0x3aa/0x7590 [ 1516.087834][T13463] kmem_cache_alloc_node+0xa8/0x3e0 [ 1516.093082][T13463] copy_process+0x3aa/0x7590 [ 1516.097704][T13463] ? find_held_lock+0x2d/0x110 [ 1516.102509][T13463] ? find_held_lock+0x2d/0x110 [ 1516.107315][T13463] ? __cleanup_sighand+0xb0/0xb0 [ 1516.112278][T13463] ? lock_downgrade+0x690/0x690 [ 1516.117151][T13463] ? folio_flags.constprop.0+0x53/0x150 [ 1516.122741][T13463] ? folio_add_lru+0x47f/0x7c0 [ 1516.127552][T13463] kernel_clone+0xeb/0x890 [ 1516.132017][T13463] ? create_io_thread+0xf0/0xf0 [ 1516.136899][T13463] ? vm_iomap_memory+0x190/0x190 [ 1516.141876][T13463] ? find_held_lock+0x2d/0x110 [ 1516.146691][T13463] __do_sys_clone+0xba/0x100 [ 1516.151308][T13463] ? kernel_clone+0x890/0x890 [ 1516.156037][T13463] ? syscall_enter_from_user_mode+0x26/0x80 [ 1516.161988][T13463] do_syscall_64+0x39/0xb0 [ 1516.166435][T13463] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 1516.172360][T13463] RIP: 0033:0x7fcfdec8d591 [ 1516.176797][T13463] Code: 48 85 ff 74 3d 48 85 f6 74 38 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 7c 13 74 01 c3 31 ed 58 5f ff d0 48 89 c7 b8 3c 00 00 00 [ 1516.196442][T13463] RSP: 002b:00007ffeeb5c3178 EFLAGS: 00000206 ORIG_RAX: 0000000000000038 [ 1516.204881][T13463] RAX: ffffffffffffffda RBX: 00007fcfdfa97700 RCX: 00007fcfdec8d591 [ 1516.212882][T13463] RDX: 00007fcfdfa979d0 RSI: 00007fcfdfa972f0 RDI: 00000000003d0f00 [ 1516.220887][T13463] RBP: 00007ffeeb5c33c0 R08: 00007fcfdfa97700 R09: 00007fcfdfa97700 [ 1516.228878][T13463] R10: 00007fcfdfa979d0 R11: 0000000000000206 R12: 00007ffeeb5c322e [ 1516.236872][T13463] R13: 00007ffeeb5c322f R14: 00007fcfdfa97300 R15: 0000000000022000 [ 1516.244881][T13463] [ 1516.280725][T13463] memory: usage 307200kB, limit 307200kB, failcnt 2293 [ 1516.287951][T13463] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1516.316283][T13463] Memory cgroup stats for /syz3: [ 1516.317537][T13463] anon 151552 [ 1516.317537][T13463] file 327680 [ 1516.317537][T13463] kernel 314093568 [ 1516.317537][T13463] kernel_stack 65536 [ 1516.317537][T13463] pagetables 81920 [ 1516.317537][T13463] sec_pagetables 0 [ 1516.317537][T13463] percpu 5685632 [ 1516.317537][T13463] sock 0 [ 1516.317537][T13463] vmalloc 0 [ 1516.317537][T13463] shmem 311296 [ 1516.317537][T13463] zswap 0 [ 1516.317537][T13463] zswapped 0 [ 1516.317537][T13463] file_mapped 311296 [ 1516.317537][T13463] file_dirty 16384 [ 1516.317537][T13463] file_writeback 0 [ 1516.317537][T13463] swapcached 0 [ 1516.317537][T13463] anon_thp 0 [ 1516.317537][T13463] file_thp 0 [ 1516.317537][T13463] shmem_thp 0 [ 1516.317537][T13463] inactive_anon 36864 [ 1516.317537][T13463] active_anon 425984 [ 1516.317537][T13463] inactive_file 12288 [ 1516.317537][T13463] active_file 4096 [ 1516.317537][T13463] unevictable 0 [ 1516.317537][T13463] slab_reclaimable 20392 [ 1516.317537][T13463] slab_unreclaimable 308214248 [ 1516.317537][T13463] slab 308234640 [ 1516.317537][T13463] workingset_refault_anon 0 [ 1516.317537][T13463] workingset_refault_file 251 [ 1516.317537][T13463] workingset_activate_anon 0 [ 1516.317537][T13463] workingset_activate_file 0 [ 1516.317537][T13463] workingset_restore_anon 0 [ 1516.317537][T13463] workingset_restore_file 251 [ 1516.317537][T13463] workingset_nodereclaim 0 [ 1516.317537][T13463] pgscan 4524 [ 1516.317537][T13463] pgsteal 1452 [ 1516.317537][T13463] pgscan_kswapd 2005 [ 1516.317537][T13463] pgscan_direct 2519 [ 1516.317537][T13463] pgscan_khugepaged 0 [ 1516.317537][T13463] pgsteal_kswapd 75 [ 1516.317537][T13463] pgsteal_direct 1377 [ 1516.317537][T13463] pgsteal_khugepaged 0 [ 1516.317537][T13463] pgfault 112246 [ 1516.317537][T13463] pgmajfault 89 [ 1516.317537][T13463] pgrefill 20181 [ 1516.317537][T13463] pgactivate 2396 [ 1516.317537][T13463] pgdeactivate 0 [ 1516.317537][T13463] pglazyfree 0 [ 1516.317537][T13463] pglazyfreed 0 [ 1516.317537][T13463] zswpin 0 [ 1516.317537][T13463] zswpout 0 09:08:28 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x60000000, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) 09:08:28 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x5ef30900, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) [ 1517.108874][T13489] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1517.114507][T13463] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz3,mems_allowed=0-1,oom_memcg=/syz3,task_memcg=/syz3,task=syz-executor.3,pid=13463,uid=0 [ 1517.201696][T13463] Memory cgroup out of memory: Killed process 13463 (syz-executor.3) total-vm:54680kB, anon-rss:508kB, file-rss:8448kB, shmem-rss:0kB, UID:0 pgtables:84kB oom_score_adj:1000 [ 1517.260342][T13492] syz-executor.4 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1517.271484][T13463] warn_alloc: 1 callbacks suppressed [ 1517.271503][T13463] syz-executor.3: vmalloc error: size 4096, page order 0, failed to allocate pages, mode:0xdc2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_ZERO), nodemask=(null) [ 1517.294319][T13492] CPU: 0 PID: 13492 Comm: syz-executor.4 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1517.319834][T13492] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1517.330026][T13492] Call Trace: [ 1517.333346][T13492] [ 1517.336318][T13492] dump_stack_lvl+0x136/0x150 [ 1517.341054][T13492] dump_header+0x10a/0xd70 [ 1517.345537][T13492] oom_kill_process+0x25d/0x600 [ 1517.350512][T13492] out_of_memory+0x35c/0x1660 [ 1517.355266][T13492] ? oom_killer_disable+0x2b0/0x2b0 [ 1517.360529][T13492] ? rcu_read_unlock+0x9/0x60 [ 1517.365269][T13492] ? find_held_lock+0x2d/0x110 [ 1517.370119][T13492] mem_cgroup_out_of_memory+0x206/0x270 [ 1517.375824][T13492] ? mem_cgroup_margin+0x130/0x130 [ 1517.381003][T13492] ? lock_downgrade+0x690/0x690 [ 1517.385936][T13492] try_charge_memcg+0xf9b/0x13b0 [ 1517.391145][T13492] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1517.397381][T13492] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1517.403174][T13492] ? lock_downgrade+0x690/0x690 [ 1517.408090][T13492] ? lock_downgrade+0x690/0x690 [ 1517.413105][T13492] obj_cgroup_charge+0x2af/0x5e0 [ 1517.418124][T13492] ? __anon_vma_prepare+0x64/0x580 [ 1517.423310][T13492] kmem_cache_alloc+0xb1/0x3b0 [ 1517.428155][T13492] __anon_vma_prepare+0x64/0x580 [ 1517.433150][T13492] ? __pmd_alloc+0x30c/0x5d0 [ 1517.437801][T13492] __handle_mm_fault+0x3a8f/0x3e60 [ 1517.443000][T13492] ? vm_iomap_memory+0x190/0x190 [ 1517.448005][T13492] handle_mm_fault+0x2ba/0x9c0 [ 1517.452844][T13492] do_user_addr_fault+0x475/0x1230 [ 1517.458028][T13492] ? rcu_is_watching+0x12/0xb0 [ 1517.463021][T13492] exc_page_fault+0x98/0x170 [ 1517.467659][T13492] asm_exc_page_fault+0x26/0x30 [ 1517.472559][T13492] RIP: 0033:0x7f1946886cb6 [ 1517.477018][T13492] Code: 82 63 01 00 00 48 89 d1 f3 a4 c3 80 fa 08 73 12 80 fa 04 73 1e 80 fa 01 77 26 72 05 0f b6 0e 88 0f c3 48 8b 4c 16 f8 48 8b 36 <48> 89 4c 17 f8 48 89 37 c3 8b 4c 16 fc 8b 36 89 4c 17 fc 89 37 c3 [ 1517.496758][T13492] RSP: 002b:00007ffeb47750f8 EFLAGS: 00010246 [ 1517.502857][T13492] RAX: 0000000020000180 RBX: 0000000000000000 RCX: 006b6e696c766564 [ 1517.510852][T13492] RDX: 0000000000000008 RSI: 006b6e696c766564 RDI: 0000000020000180 [ 1517.518864][T13492] RBP: 00007ffeb47751b8 R08: 00007f1946800000 R09: 00007f1946400000 [ 1517.526863][T13492] R10: 00007f1946400068 R11: 0000000000000246 R12: 0000000000171ea9 [ 1517.534857][T13492] R13: 00007ffeb47751e0 R14: 00007f19469abf80 R15: 0000000000000032 [ 1517.542925][T13492] [ 1517.702689][T13491] batman_adv: batadv658: Adding interface: macvlan459 [ 1517.729102][T13492] memory: usage 307200kB, limit 307200kB, failcnt 4636 [ 1517.737666][T13491] batman_adv: batadv658: The MTU of interface macvlan459 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1517.763657][T13463] ,cpuset=syz3,mems_allowed=0-1 [ 1517.763778][T13463] CPU: 0 PID: 13463 Comm: syz-executor.3 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1517.763810][T13463] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1517.763828][T13463] Call Trace: [ 1517.763837][T13463] [ 1517.763848][T13463] dump_stack_lvl+0x136/0x150 [ 1517.763888][T13463] warn_alloc+0x213/0x360 [ 1517.763927][T13463] ? zone_watermark_ok_safe+0x2e0/0x2e0 [ 1517.763997][T13463] __vmalloc_node_range+0xf8f/0x1390 [ 1517.817264][T13463] ? kernel_clone+0xeb/0x890 [ 1517.821904][T13463] ? delayed_vfree_work+0x70/0x70 [ 1517.826992][T13463] ? rcu_is_watching+0x12/0xb0 [ 1517.831793][T13463] ? kernel_clone+0xeb/0x890 [ 1517.836420][T13463] copy_process+0x1320/0x7590 [ 1517.841141][T13463] ? kernel_clone+0xeb/0x890 [ 1517.845760][T13463] ? find_held_lock+0x2d/0x110 [ 1517.850579][T13463] ? find_held_lock+0x2d/0x110 [ 1517.855397][T13463] ? __cleanup_sighand+0xb0/0xb0 [ 1517.860363][T13463] ? lock_downgrade+0x690/0x690 [ 1517.865237][T13463] ? folio_flags.constprop.0+0x53/0x150 [ 1517.870829][T13463] ? folio_add_lru+0x47f/0x7c0 [ 1517.875654][T13463] kernel_clone+0xeb/0x890 [ 1517.880109][T13463] ? create_io_thread+0xf0/0xf0 [ 1517.884997][T13463] ? vm_iomap_memory+0x190/0x190 [ 1517.889974][T13463] ? find_held_lock+0x2d/0x110 [ 1517.894811][T13463] __do_sys_clone+0xba/0x100 [ 1517.899436][T13463] ? kernel_clone+0x890/0x890 [ 1517.904250][T13463] ? syscall_enter_from_user_mode+0x26/0x80 [ 1517.910405][T13463] do_syscall_64+0x39/0xb0 [ 1517.914873][T13463] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 1517.920804][T13463] RIP: 0033:0x7fcfdec8d591 [ 1517.925244][T13463] Code: 48 85 ff 74 3d 48 85 f6 74 38 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 7c 13 74 01 c3 31 ed 58 5f ff d0 48 89 c7 b8 3c 00 00 00 [ 1517.944882][T13463] RSP: 002b:00007ffeeb5c3178 EFLAGS: 00000206 ORIG_RAX: 0000000000000038 [ 1517.953329][T13463] RAX: ffffffffffffffda RBX: 00007fcfdfa97700 RCX: 00007fcfdec8d591 [ 1517.961326][T13463] RDX: 00007fcfdfa979d0 RSI: 00007fcfdfa972f0 RDI: 00000000003d0f00 [ 1517.969319][T13463] RBP: 00007ffeeb5c33c0 R08: 00007fcfdfa97700 R09: 00007fcfdfa97700 [ 1517.977325][T13463] R10: 00007fcfdfa979d0 R11: 0000000000000206 R12: 00007ffeeb5c322e [ 1517.985325][T13463] R13: 00007ffeeb5c322f R14: 00007fcfdfa97300 R15: 0000000000022000 [ 1517.993425][T13463] [ 1518.009221][T13491] batman_adv: batadv658: Interface activated: macvlan459 [ 1518.059323][T13492] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1518.066552][T13492] Memory cgroup stats for /syz4: [ 1518.076242][T13492] anon 135168 [ 1518.076242][T13492] file 376832 [ 1518.076242][T13492] kernel 314044416 [ 1518.076242][T13492] kernel_stack 65536 [ 1518.076242][T13492] pagetables 77824 [ 1518.076242][T13492] sec_pagetables 0 [ 1518.076242][T13492] percpu 5685632 [ 1518.076242][T13492] sock 0 [ 1518.076242][T13492] vmalloc 0 [ 1518.076242][T13492] shmem 368640 [ 1518.076242][T13492] zswap 0 [ 1518.076242][T13492] zswapped 0 [ 1518.076242][T13492] file_mapped 368640 [ 1518.076242][T13492] file_dirty 8192 [ 1518.076242][T13492] file_writeback 0 [ 1518.076242][T13492] swapcached 0 [ 1518.076242][T13492] anon_thp 0 [ 1518.076242][T13492] file_thp 0 [ 1518.076242][T13492] shmem_thp 0 [ 1518.076242][T13492] inactive_anon 57344 [ 1518.076242][T13492] active_anon 446464 [ 1518.076242][T13492] inactive_file 0 [ 1518.076242][T13492] active_file 8192 [ 1518.076242][T13492] unevictable 0 [ 1518.076242][T13492] slab_reclaimable 17776 [ 1518.076242][T13492] slab_unreclaimable 308167768 [ 1518.076242][T13492] slab 308185544 [ 1518.076242][T13492] workingset_refault_anon 0 [ 1518.076242][T13492] workingset_refault_file 1001 [ 1518.076242][T13492] workingset_activate_anon 0 [ 1518.076242][T13492] workingset_activate_file 0 [ 1518.076242][T13492] workingset_restore_anon 0 [ 1518.076242][T13492] workingset_restore_file 1001 [ 1518.076242][T13492] workingset_nodereclaim 0 [ 1518.076242][T13492] pgscan 9404 [ 1518.076242][T13492] pgsteal 4902 [ 1518.076242][T13492] pgscan_kswapd 1935 [ 1518.076242][T13492] pgscan_direct 7469 [ 1518.076242][T13492] pgscan_khugepaged 0 [ 1518.076242][T13492] pgsteal_kswapd 787 [ 1518.076242][T13492] pgsteal_direct 4115 [ 1518.076242][T13492] pgsteal_khugepaged 0 [ 1518.076242][T13492] pgfault 116273 [ 1518.076242][T13492] pgmajfault 221 [ 1518.076242][T13492] pgrefill 15263 [ 1518.076242][T13492] pgactivate 2215 [ 1518.076242][T13492] pgdeactivate 0 [ 1518.076242][T13492] pglazyfree 0 [ 1518.076242][T13492] pglazyfreed 0 [ 1518.076242][T13492] zswpin 0 [ 1518.076242][T13492] zswpout 0 [ 1518.269199][T13463] Mem-Info: [ 1518.272500][T13463] active_anon:3322 inactive_anon:77832 isolated_anon:0 [ 1518.272500][T13463] active_file:615 inactive_file:245 isolated_file:0 [ 1518.272500][T13463] unevictable:768 dirty:32 writeback:0 [ 1518.272500][T13463] slab_reclaimable:22900 slab_unreclaimable:1421583 [ 1518.272500][T13463] mapped:14367 shmem:2182 pagetables:707 [ 1518.272500][T13463] sec_pagetables:0 bounce:0 [ 1518.272500][T13463] kernel_misc_reclaimable:0 [ 1518.272500][T13463] free:27017 free_pcp:382 free_cma:0 [ 1518.513684][T13463] Node 0 active_anon:13560kB inactive_anon:291980kB active_file:40kB inactive_file:8kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:52600kB dirty:48kB writeback:0kB shmem:6672kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 10240kB writeback_tmp:0kB kernel_stack:9392kB pagetables:2340kB sec_pagetables:0kB all_unreclaimable? no 09:08:29 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x65580000, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) 09:08:29 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0xffffff9e, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1518.678586][T13463] Node 1 active_anon:18036kB inactive_anon:664kB active_file:4516kB inactive_file:3696kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:6240kB dirty:80kB writeback:0kB shmem:2064kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:580kB pagetables:324kB sec_pagetables:0kB all_unreclaimable? no [ 1518.799273][T13513] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1518.808728][T13463] Node 0 DMA free:10672kB boost:0kB min:200kB low:248kB high:296kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1518.908281][T13463] lowmem_reserve[]: 0 2617 2619 2619 2619 [ 1518.929771][T13463] Node 0 DMA32 free:23140kB boost:0kB min:35440kB low:44300kB high:53160kB reserved_highatomic:18432KB active_anon:12748kB inactive_anon:292728kB active_file:40kB inactive_file:8kB unevictable:1536kB writepending:48kB present:3129332kB managed:2685128kB mlocked:0kB bounce:0kB free_pcp:788kB local_pcp:348kB free_cma:0kB [ 1518.939246][T13492] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz4,mems_allowed=0-1,oom_memcg=/syz4,task_memcg=/syz4,task=syz-executor.4,pid=13492,uid=0 [ 1519.043154][T13463] lowmem_reserve[]: 0 0 1 1 1 [ 1519.097425][T13463] Node 0 Normal free:12kB boost:0kB min:20kB low:24kB high:28kB reserved_highatomic:0KB active_anon:12kB inactive_anon:52kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:1640kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1519.144782][T13492] Memory cgroup out of memory: Killed process 13492 (syz-executor.4) total-vm:54548kB, anon-rss:380kB, file-rss:8448kB, shmem-rss:0kB, UID:0 pgtables:84kB oom_score_adj:1000 [ 1519.165871][T13463] lowmem_reserve[]: 0 0 0 0 0 [ 1519.226345][T13463] Node 1 Normal free:72072kB boost:0kB min:54444kB low:68052kB high:81660kB reserved_highatomic:14336KB active_anon:452kB inactive_anon:18200kB active_file:1848kB inactive_file:2728kB unevictable:1536kB writepending:80kB present:4194304kB managed:4117620kB mlocked:0kB bounce:0kB free_pcp:1508kB local_pcp:604kB free_cma:0kB [ 1519.320172][ T29] oom_reaper: reaped process 13463 (syz-executor.3), now anon-rss:0kB, file-rss:8320kB, shmem-rss:0kB [ 1519.349115][T13463] lowmem_reserve[]: 0 0 0 0 0 [ 1519.354160][T13463] Node 0 DMA: 2*4kB (U) 1*8kB (U) 2*16kB (UE) 2*32kB (UE) 3*64kB (UE) 1*128kB (E) 2*256kB (UE) 1*512kB (E) 1*1024kB (E) 2*2048kB (ME) 1*4096kB (M) = 10672kB [ 1519.416627][T13463] Node 0 DMA32: 1236*4kB (MEH) 647*8kB (UMEH) 331*16kB (UMEH) 135*32kB (MEH) 32*64kB (MEH) 5*128kB (MH) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 22424kB 09:08:30 executing program 4: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x118}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1519.508211][T13463] Node 0 Normal: 3*4kB (U) 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 12kB [ 1519.549269][T13463] Node 1 Normal: 246*4kB (UMEH) 432*8kB (UME) 288*16kB (UME) 221*32kB (UMEH) 111*64kB (UME) 40*128kB (UME) 30*256kB (UME) 20*512kB (UME) 19*1024kB (UM) 3*2048kB (M) 0*4096kB = 71864kB [ 1519.614854][T13463] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1519.621965][T13495] syz-executor.0 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1519.643323][T13463] Node 0 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 1519.664164][T13463] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1519.694705][T13463] Node 1 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 1519.717531][T13463] 2878 total pagecache pages [ 1519.721737][T13495] CPU: 1 PID: 13495 Comm: syz-executor.0 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1519.730371][T13463] 0 pages in swap cache [ 1519.732685][T13495] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1519.732708][T13495] Call Trace: [ 1519.732718][T13495] [ 1519.751070][T13463] Free swap = 0kB [ 1519.753437][T13495] dump_stack_lvl+0x136/0x150 [ 1519.761978][T13463] Total swap = 0kB [ 1519.761988][T13495] dump_header+0x10a/0xd70 [ 1519.770177][T13495] oom_kill_process+0x25d/0x600 [ 1519.775093][T13495] out_of_memory+0x35c/0x1660 [ 1519.776090][T13463] 2097051 pages RAM [ 1519.781199][T13495] ? find_held_lock+0x2d/0x110 [ 1519.781254][T13495] ? oom_killer_disable+0x2b0/0x2b0 [ 1519.795116][T13495] ? rcu_read_unlock+0x9/0x60 [ 1519.798514][T13463] 0 pages HighMem/MovableOnly [ 1519.799847][T13495] ? find_held_lock+0x2d/0x110 [ 1519.799911][T13495] mem_cgroup_out_of_memory+0x206/0x270 [ 1519.799958][T13495] ? mem_cgroup_margin+0x130/0x130 [ 1519.808283][T13463] 392114 pages reserved [ 1519.809385][T13495] ? lock_downgrade+0x690/0x690 [ 1519.809446][T13495] try_charge_memcg+0xf9b/0x13b0 [ 1519.809506][T13495] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1519.809556][T13495] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1519.809602][T13495] ? lock_downgrade+0x690/0x690 [ 1519.809639][T13495] ? lock_downgrade+0x690/0x690 [ 1519.823257][T13463] 0 pages cma reserved [ 1519.824457][T13495] obj_cgroup_charge+0x2af/0x5e0 [ 1519.864823][T13495] ? vm_area_dup+0x21/0x1f0 [ 1519.869397][T13495] kmem_cache_alloc+0xb1/0x3b0 [ 1519.874240][T13495] vm_area_dup+0x21/0x1f0 [ 1519.878628][T13495] __split_vma+0x199/0x810 [ 1519.883122][T13495] ? expand_stack+0x20/0x20 [ 1519.887696][T13495] ? vma_shrink+0x5b0/0x5b0 [ 1519.892280][T13495] ? mark_held_locks+0x9f/0xe0 [ 1519.897106][T13495] ? percpu_counter_add_batch+0x199/0x1e0 [ 1519.902905][T13495] ? lockdep_hardirqs_on+0x7d/0x100 [ 1519.908174][T13495] split_vma+0xc6/0x110 [ 1519.912407][T13495] mprotect_fixup+0x771/0xa60 [ 1519.917149][T13495] ? change_protection+0x3b30/0x3b30 [ 1519.922504][T13495] do_mprotect_pkey+0x95c/0xbe0 [ 1519.927423][T13495] ? mprotect_fixup+0xa60/0xa60 [ 1519.932329][T13495] ? up_write+0x1b4/0x520 [ 1519.936762][T13495] ? do_futex+0x360/0x360 [ 1519.941175][T13495] __x64_sys_mprotect+0x78/0xb0 [ 1519.946097][T13495] do_syscall_64+0x39/0xb0 [ 1519.950569][T13495] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 1519.956523][T13495] RIP: 0033:0x7fa37648c277 [ 1519.961071][T13495] Code: 73 01 c3 48 c7 c1 b8 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 0a 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1519.980735][T13495] RSP: 002b:00007fff34fdd2a8 EFLAGS: 00000206 ORIG_RAX: 000000000000000a [ 1519.989211][T13495] RAX: ffffffffffffffda RBX: 0000000000021000 RCX: 00007fa37648c277 [ 1519.997228][T13495] RDX: 0000000000000003 RSI: 0000000000020000 RDI: 00007fa377175000 [ 1520.005243][T13495] RBP: 00007fff34fdd380 R08: 00000000ffffffff R09: 00007fa377194700 [ 1520.013701][T13495] R10: 0000000000020022 R11: 0000000000000206 R12: 00007fff34fdd4a0 [ 1520.021722][T13495] R13: 00007fa377194700 R14: 0000000000000000 R15: 0000000000022000 [ 1520.029853][T13495] 09:08:31 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x68000000, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) 09:08:31 executing program 3: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1, 0x7933c}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1520.575831][T13495] memory: usage 307200kB, limit 307200kB, failcnt 560 [ 1520.737668][T13495] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1520.892120][T13495] Memory cgroup stats for /syz0: [ 1520.892394][T13495] anon 155648 [ 1520.892394][T13495] file 548864 [ 1520.892394][T13495] kernel 313868288 [ 1520.892394][T13495] kernel_stack 131072 [ 1520.892394][T13495] pagetables 86016 [ 1520.892394][T13495] sec_pagetables 0 [ 1520.892394][T13495] percpu 5679856 [ 1520.892394][T13495] sock 0 [ 1520.892394][T13495] vmalloc 4096 [ 1520.892394][T13495] shmem 520192 [ 1520.892394][T13495] zswap 0 [ 1520.892394][T13495] zswapped 0 [ 1520.892394][T13495] file_mapped 483328 [ 1520.892394][T13495] file_dirty 24576 [ 1520.892394][T13495] file_writeback 0 [ 1520.892394][T13495] swapcached 0 [ 1520.892394][T13495] anon_thp 0 [ 1520.892394][T13495] file_thp 0 [ 1520.892394][T13495] shmem_thp 0 [ 1520.892394][T13495] inactive_anon 606208 [ 1520.892394][T13495] active_anon 69632 [ 1520.892394][T13495] inactive_file 28672 [ 1520.892394][T13495] active_file 0 [ 1520.892394][T13495] unevictable 0 [ 1520.892394][T13495] slab_reclaimable 22384 [ 1520.892394][T13495] slab_unreclaimable 307917768 [ 1520.892394][T13495] slab 307940152 [ 1520.892394][T13495] workingset_refault_anon 0 [ 1520.892394][T13495] workingset_refault_file 288 [ 1520.892394][T13495] workingset_activate_anon 0 [ 1520.892394][T13495] workingset_activate_file 0 [ 1520.892394][T13495] workingset_restore_anon 0 [ 1520.892394][T13495] workingset_restore_file 288 [ 1520.892394][T13495] workingset_nodereclaim 0 [ 1520.892394][T13495] pgscan 8635 [ 1520.892394][T13495] pgsteal 3354 [ 1520.892394][T13495] pgscan_kswapd 6618 [ 1520.892394][T13495] pgscan_direct 2017 [ 1520.892394][T13495] pgscan_khugepaged 0 [ 1520.892394][T13495] pgsteal_kswapd 2212 [ 1520.892394][T13495] pgsteal_direct 1142 [ 1520.892394][T13495] pgsteal_khugepaged 0 [ 1520.892394][T13495] pgfault 121780 [ 1520.892394][T13495] pgmajfault 188 [ 1520.892394][T13495] pgrefill 21132 [ 1520.892394][T13495] pgactivate 2006 [ 1520.892394][T13495] pgdeactivate 0 [ 1520.892394][T13495] pglazyfree 0 [ 1520.892394][T13495] pglazyfreed 0 [ 1520.892394][T13495] zswpin 0 [ 1520.892394][T13495] zswpout 0 [ 1521.561480][T13495] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz0,mems_allowed=0-1,oom_memcg=/syz0,task_memcg=/syz0,task=syz-executor.0,pid=13495,uid=0 [ 1521.620973][T13495] Memory cgroup out of memory: Killed process 13495 (syz-executor.0) total-vm:56992kB, anon-rss:508kB, file-rss:10240kB, shmem-rss:0kB, UID:0 pgtables:88kB oom_score_adj:1000 09:08:32 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x77f0a}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:08:33 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x5ff30900, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) [ 1521.974520][T13516] batman_adv: batadv659: Adding interface: macvlan460 [ 1522.013712][T13516] batman_adv: batadv659: The MTU of interface macvlan460 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1522.159951][T13516] batman_adv: batadv659: Interface activated: macvlan460 09:08:33 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x6c000000, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) 09:08:33 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0xfffffff0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1522.592261][T13517] syz-executor.4 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=1, oom_score_adj=1000 [ 1522.611587][T13534] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1522.692624][T13517] CPU: 1 PID: 13517 Comm: syz-executor.4 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1522.703125][T13517] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1522.713257][T13517] Call Trace: [ 1522.716582][T13517] [ 1522.719556][T13517] dump_stack_lvl+0x136/0x150 [ 1522.724294][T13517] dump_header+0x10a/0xd70 [ 1522.728781][T13517] oom_kill_process+0x25d/0x600 [ 1522.733701][T13517] out_of_memory+0x35c/0x1660 [ 1522.738445][T13517] ? find_held_lock+0x2d/0x110 [ 1522.743314][T13517] ? oom_killer_disable+0x2b0/0x2b0 [ 1522.748564][T13517] ? rcu_read_unlock+0x9/0x60 [ 1522.753278][T13517] ? find_held_lock+0x2d/0x110 [ 1522.758097][T13517] mem_cgroup_out_of_memory+0x206/0x270 [ 1522.763686][T13517] ? mem_cgroup_margin+0x130/0x130 [ 1522.768836][T13517] ? lock_downgrade+0x690/0x690 [ 1522.773736][T13517] try_charge_memcg+0xf9b/0x13b0 [ 1522.778813][T13517] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1522.784840][T13517] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1522.790612][T13517] ? lock_downgrade+0x690/0x690 [ 1522.795501][T13517] ? lock_downgrade+0x690/0x690 [ 1522.800387][T13517] ? rcu_read_unlock+0x9/0x60 [ 1522.805115][T13517] obj_cgroup_charge+0x2af/0x5e0 [ 1522.810098][T13517] ? copy_process+0x3aa/0x7590 [ 1522.814898][T13517] kmem_cache_alloc_node+0xa8/0x3e0 [ 1522.820142][T13517] copy_process+0x3aa/0x7590 [ 1522.824770][T13517] ? filemap_map_pages+0x626/0x13b0 [ 1522.830023][T13517] ? __cleanup_sighand+0xb0/0xb0 [ 1522.835011][T13517] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 1522.841033][T13517] ? lock_downgrade+0x690/0x690 [ 1522.845913][T13517] ? print_usage_bug.part.0+0x660/0x660 [ 1522.851505][T13517] kernel_clone+0xeb/0x890 [ 1522.855958][T13517] ? create_io_thread+0xf0/0xf0 [ 1522.860844][T13517] ? vm_iomap_memory+0x190/0x190 [ 1522.865816][T13517] ? find_held_lock+0x2d/0x110 [ 1522.870625][T13517] __do_sys_clone+0xba/0x100 [ 1522.875244][T13517] ? kernel_clone+0x890/0x890 [ 1522.879964][T13517] ? syscall_enter_from_user_mode+0x26/0x80 [ 1522.885903][T13517] do_syscall_64+0x39/0xb0 [ 1522.890361][T13517] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 1522.896298][T13517] RIP: 0033:0x7f194688d591 [ 1522.900742][T13517] Code: 48 85 ff 74 3d 48 85 f6 74 38 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 7c 13 74 01 c3 31 ed 58 5f ff d0 48 89 c7 b8 3c 00 00 00 [ 1522.920396][T13517] RSP: 002b:00007ffeb4774fc8 EFLAGS: 00000206 ORIG_RAX: 0000000000000038 [ 1522.928837][T13517] RAX: ffffffffffffffda RBX: 00007f1947594700 RCX: 00007f194688d591 [ 1522.936832][T13517] RDX: 00007f19475949d0 RSI: 00007f19475942f0 RDI: 00000000003d0f00 [ 1522.944826][T13517] RBP: 00007ffeb4775210 R08: 00007f1947594700 R09: 00007f1947594700 [ 1522.953079][T13517] R10: 00007f19475949d0 R11: 0000000000000206 R12: 00007ffeb477507e [ 1522.961077][T13517] R13: 00007ffeb477507f R14: 00007f1947594300 R15: 0000000000022000 [ 1522.969099][T13517] [ 1523.029262][T13517] memory: usage 307168kB, limit 307200kB, failcnt 5535 [ 1523.038234][T13517] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1523.069918][T13517] Memory cgroup stats for /syz4: [ 1523.070192][T13517] anon 151552 [ 1523.070192][T13517] file 376832 [ 1523.070192][T13517] kernel 314007552 [ 1523.070192][T13517] kernel_stack 32768 [ 1523.070192][T13517] pagetables 77824 [ 1523.070192][T13517] sec_pagetables 0 [ 1523.070192][T13517] percpu 5685632 [ 1523.070192][T13517] sock 0 [ 1523.070192][T13517] vmalloc 0 [ 1523.070192][T13517] shmem 368640 [ 1523.070192][T13517] zswap 0 [ 1523.070192][T13517] zswapped 0 [ 1523.070192][T13517] file_mapped 368640 [ 1523.070192][T13517] file_dirty 8192 [ 1523.070192][T13517] file_writeback 0 [ 1523.070192][T13517] swapcached 0 [ 1523.070192][T13517] anon_thp 0 [ 1523.070192][T13517] file_thp 0 [ 1523.070192][T13517] shmem_thp 0 [ 1523.070192][T13517] inactive_anon 61440 [ 1523.070192][T13517] active_anon 458752 [ 1523.070192][T13517] inactive_file 0 [ 1523.070192][T13517] active_file 8192 [ 1523.070192][T13517] unevictable 0 [ 1523.070192][T13517] slab_reclaimable 17776 [ 1523.070192][T13517] slab_unreclaimable 308160904 [ 1523.070192][T13517] slab 308178680 [ 1523.070192][T13517] workingset_refault_anon 0 [ 1523.070192][T13517] workingset_refault_file 1159 [ 1523.070192][T13517] workingset_activate_anon 0 [ 1523.070192][T13517] workingset_activate_file 0 [ 1523.070192][T13517] workingset_restore_anon 0 [ 1523.070192][T13517] workingset_restore_file 1159 [ 1523.070192][T13517] workingset_nodereclaim 0 [ 1523.070192][T13517] pgscan 10434 [ 1523.070192][T13517] pgsteal 5649 [ 1523.070192][T13517] pgscan_kswapd 1998 [ 1523.070192][T13517] pgscan_direct 8436 [ 1523.070192][T13517] pgscan_khugepaged 0 [ 1523.070192][T13517] pgsteal_kswapd 826 [ 1523.070192][T13517] pgsteal_direct 4823 [ 1523.070192][T13517] pgsteal_khugepaged 0 [ 1523.070192][T13517] pgfault 116460 [ 1523.070192][T13517] pgmajfault 260 [ 1523.070192][T13517] pgrefill 16370 [ 1523.070192][T13517] pgactivate 2261 [ 1523.070192][T13517] pgdeactivate 0 [ 1523.070192][T13517] pglazyfree 0 [ 1523.070192][T13517] pglazyfreed 0 [ 1523.070192][T13517] zswpin 0 [ 1523.070192][T13517] zswpout 0 [ 1523.454994][T13538] batman_adv: batadv660: Adding interface: macvlan461 [ 1523.482930][T13538] batman_adv: batadv660: The MTU of interface macvlan461 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1523.549407][T13538] batman_adv: batadv660: Interface activated: macvlan461 09:08:34 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x74000000, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) 09:08:34 executing program 3: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1, 0x7933d}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:08:34 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0xffffffff, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1524.049163][T13517] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz4,mems_allowed=0-1,oom_memcg=/syz4,task_memcg=/syz4,task=syz-executor.4,pid=13517,uid=0 [ 1524.158729][T13517] Memory cgroup out of memory: Killed process 13517 (syz-executor.4) total-vm:54680kB, anon-rss:508kB, file-rss:8576kB, shmem-rss:0kB, UID:0 pgtables:84kB oom_score_adj:1000 [ 1524.246821][T13531] syz-executor.1 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1524.280922][T13531] CPU: 1 PID: 13531 Comm: syz-executor.1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1524.291422][T13531] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1524.301525][T13531] Call Trace: [ 1524.304843][T13531] [ 1524.307806][T13531] dump_stack_lvl+0x136/0x150 [ 1524.312538][T13531] dump_header+0x10a/0xd70 [ 1524.317020][T13531] oom_kill_process+0x25d/0x600 [ 1524.321936][T13531] out_of_memory+0x35c/0x1660 [ 1524.326682][T13531] ? oom_killer_disable+0x2b0/0x2b0 [ 1524.331941][T13531] ? rcu_read_unlock+0x9/0x60 [ 1524.336672][T13531] ? find_held_lock+0x2d/0x110 [ 1524.341517][T13531] mem_cgroup_out_of_memory+0x206/0x270 [ 1524.347116][T13531] ? mem_cgroup_margin+0x130/0x130 [ 1524.352277][T13531] ? lock_downgrade+0x690/0x690 [ 1524.357193][T13531] try_charge_memcg+0xf9b/0x13b0 [ 1524.362197][T13531] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1524.368250][T13531] ? rcu_read_unlock+0x9/0x60 [ 1524.373011][T13531] ? lock_downgrade+0x690/0x690 [ 1524.377959][T13531] charge_memcg+0x90/0x3b0 [ 1524.382437][T13531] __mem_cgroup_charge+0x2b/0x90 [ 1524.387437][T13531] __handle_mm_fault+0x1895/0x3e60 [ 1524.392621][T13531] ? vm_iomap_memory+0x190/0x190 [ 1524.397652][T13531] handle_mm_fault+0x2ba/0x9c0 [ 1524.402593][T13531] do_user_addr_fault+0x475/0x1230 [ 1524.407862][T13531] ? rcu_is_watching+0x12/0xb0 [ 1524.412800][T13531] exc_page_fault+0x98/0x170 [ 1524.417453][T13531] asm_exc_page_fault+0x26/0x30 [ 1524.422366][T13531] RIP: 0033:0x7fd1d3e3b96f [ 1524.426834][T13531] Code: ff ff 4d 89 cd 48 85 c0 74 19 8b 95 44 ff ff ff 48 29 c6 48 01 c7 e8 10 09 05 00 85 c0 0f 85 0b 03 00 00 48 8b 85 48 ff ff ff <41> c7 45 18 01 00 00 00 4c 89 ef 49 89 85 90 06 00 00 48 8b 85 50 [ 1524.446679][T13531] RSP: 002b:00007ffe413796d0 EFLAGS: 00010246 [ 1524.452797][T13531] RAX: 00007fd1d4bb6000 RBX: 0000000000021000 RCX: 00007fd1d3e8c277 [ 1524.460845][T13531] RDX: 0000000000000003 RSI: 0000000000020000 RDI: 00007fd1d4bb7000 [ 1524.468948][T13531] RBP: 00007ffe413797a0 R08: 00000000ffffffff R09: 00007fd1d4bd6700 [ 1524.476965][T13531] R10: 0000000000020022 R11: 0000000000000206 R12: 00007ffe413798c0 [ 1524.484978][T13531] R13: 00007fd1d4bd6700 R14: 0000000000000000 R15: 0000000000022000 [ 1524.493022][T13531] [ 1524.594077][T13559] netlink: 23 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1525.018555][T13560] batman_adv: batadv661: Adding interface: macvlan462 [ 1525.040547][T13560] batman_adv: batadv661: The MTU of interface macvlan462 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1525.069281][T13560] batman_adv: batadv661: Interface activated: macvlan462 [ 1525.119170][T13531] memory: usage 307188kB, limit 307200kB, failcnt 6756 [ 1525.132279][T13531] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1525.158640][T13531] Memory cgroup stats for /syz1: [ 1525.160745][T13531] anon 143360 [ 1525.160745][T13531] file 352256 [ 1525.160745][T13531] kernel 314064896 [ 1525.160745][T13531] kernel_stack 65536 [ 1525.160745][T13531] pagetables 77824 [ 1525.160745][T13531] sec_pagetables 0 [ 1525.160745][T13531] percpu 5685632 [ 1525.160745][T13531] sock 0 [ 1525.160745][T13531] vmalloc 0 [ 1525.160745][T13531] shmem 339968 [ 1525.160745][T13531] zswap 0 [ 1525.160745][T13531] zswapped 0 [ 1525.160745][T13531] file_mapped 286720 [ 1525.160745][T13531] file_dirty 0 [ 1525.160745][T13531] file_writeback 0 [ 1525.160745][T13531] swapcached 0 [ 1525.160745][T13531] anon_thp 0 [ 1525.160745][T13531] file_thp 0 [ 1525.160745][T13531] shmem_thp 0 [ 1525.160745][T13531] inactive_anon 417792 [ 1525.160745][T13531] active_anon 65536 [ 1525.160745][T13531] inactive_file 0 [ 1525.160745][T13531] active_file 12288 [ 1525.160745][T13531] unevictable 0 [ 1525.160745][T13531] slab_reclaimable 18016 [ 1525.160745][T13531] slab_unreclaimable 308190992 [ 1525.160745][T13531] slab 308209008 [ 1525.160745][T13531] workingset_refault_anon 0 [ 1525.160745][T13531] workingset_refault_file 508 [ 1525.160745][T13531] workingset_activate_anon 0 [ 1525.160745][T13531] workingset_activate_file 0 [ 1525.160745][T13531] workingset_restore_anon 0 [ 1525.160745][T13531] workingset_restore_file 508 [ 1525.160745][T13531] workingset_nodereclaim 0 [ 1525.160745][T13531] pgscan 8424 [ 1525.160745][T13531] pgsteal 3078 [ 1525.160745][T13531] pgscan_kswapd 2569 [ 1525.160745][T13531] pgscan_direct 5855 [ 1525.160745][T13531] pgscan_khugepaged 0 [ 1525.160745][T13531] pgsteal_kswapd 164 [ 1525.160745][T13531] pgsteal_direct 2914 [ 1525.160745][T13531] pgsteal_khugepaged 0 [ 1525.160745][T13531] pgfault 113426 [ 1525.160745][T13531] pgmajfault 177 [ 1525.160745][T13531] pgrefill 14491 [ 1525.160745][T13531] pgactivate 2421 [ 1525.160745][T13531] pgdeactivate 0 [ 1525.160745][T13531] pglazyfree 0 [ 1525.160745][T13531] pglazyfreed 0 [ 1525.160745][T13531] zswpin 0 [ 1525.160745][T13531] zswpout 0 [ 1525.379156][T13531] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz1,mems_allowed=0-1,oom_memcg=/syz1,task_memcg=/syz1,task=syz-executor.1,pid=13531,uid=0 [ 1525.448229][T13531] Memory cgroup out of memory: Killed process 13531 (syz-executor.1) total-vm:54680kB, anon-rss:508kB, file-rss:8320kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:1000 [ 1525.542095][T13555] syz-executor.3 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000 [ 1525.581526][T13555] CPU: 0 PID: 13555 Comm: syz-executor.3 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1525.592027][T13555] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1525.602135][T13555] Call Trace: [ 1525.605457][T13555] [ 1525.608433][T13555] dump_stack_lvl+0x136/0x150 [ 1525.613171][T13555] dump_header+0x10a/0xd70 [ 1525.617667][T13555] oom_kill_process+0x25d/0x600 [ 1525.622588][T13555] out_of_memory+0x35c/0x1660 [ 1525.627329][T13555] ? oom_killer_disable+0x2b0/0x2b0 [ 1525.632595][T13555] ? rcu_read_unlock+0x9/0x60 [ 1525.637334][T13555] ? find_held_lock+0x2d/0x110 [ 1525.642188][T13555] mem_cgroup_out_of_memory+0x206/0x270 [ 1525.647895][T13555] ? mem_cgroup_margin+0x130/0x130 [ 1525.653100][T13555] ? lock_downgrade+0x690/0x690 [ 1525.658032][T13555] try_charge_memcg+0xf9b/0x13b0 [ 1525.663056][T13555] ? mem_cgroup_handle_over_high+0x520/0x520 [ 1525.669133][T13555] ? get_mem_cgroup_from_objcg+0xa1/0x280 [ 1525.674921][T13555] ? lock_downgrade+0x690/0x690 [ 1525.679852][T13555] ? lock_downgrade+0x690/0x690 [ 1525.684774][T13555] __memcg_kmem_charge_page+0x16e/0x3c0 [ 1525.690378][T13555] memcg_charge_kernel_stack.part.0+0x6c/0x150 [ 1525.696610][T13555] copy_process+0x4e3/0x7590 [ 1525.701271][T13555] ? find_held_lock+0x2d/0x110 [ 1525.706128][T13555] ? __cleanup_sighand+0xb0/0xb0 [ 1525.711123][T13555] ? lock_downgrade+0x690/0x690 [ 1525.716030][T13555] ? folio_flags.constprop.0+0x53/0x150 [ 1525.721669][T13555] ? folio_add_lru+0x47f/0x7c0 [ 1525.726698][T13555] kernel_clone+0xeb/0x890 [ 1525.731194][T13555] ? create_io_thread+0xf0/0xf0 [ 1525.736106][T13555] ? vm_iomap_memory+0x190/0x190 [ 1525.741289][T13555] ? find_held_lock+0x2d/0x110 [ 1525.746150][T13555] __do_sys_clone+0xba/0x100 [ 1525.750803][T13555] ? kernel_clone+0x890/0x890 [ 1525.755563][T13555] ? syscall_enter_from_user_mode+0x26/0x80 [ 1525.761530][T13555] do_syscall_64+0x39/0xb0 [ 1525.766022][T13555] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 1525.771998][T13555] RIP: 0033:0x7fcfdec8d591 [ 1525.776471][T13555] Code: Unable to access opcode bytes at 0x7fcfdec8d567. [ 1525.783527][T13555] RSP: 002b:00007ffeeb5c3178 EFLAGS: 00000206 ORIG_RAX: 0000000000000038 [ 1525.791996][T13555] RAX: ffffffffffffffda RBX: 00007fcfdfa97700 RCX: 00007fcfdec8d591 [ 1525.800020][T13555] RDX: 00007fcfdfa979d0 RSI: 00007fcfdfa972f0 RDI: 00000000003d0f00 [ 1525.808124][T13555] RBP: 00007ffeeb5c33c0 R08: 00007fcfdfa97700 R09: 00007fcfdfa97700 [ 1525.816142][T13555] R10: 00007fcfdfa979d0 R11: 0000000000000206 R12: 00007ffeeb5c322e [ 1525.824160][T13555] R13: 00007ffeeb5c322f R14: 00007fcfdfa97300 R15: 0000000000022000 [ 1525.832243][T13555] [ 1525.888295][T13555] memory: usage 307200kB, limit 307200kB, failcnt 3993 09:08:35 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x7a000000, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) 09:08:35 executing program 4: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x306}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) [ 1525.960475][T13555] swap: usage 0kB, limit 9007199254740988kB, failcnt 0 [ 1526.013382][T13555] Memory cgroup stats for /syz3: [ 1526.013659][T13555] anon 151552 [ 1526.013659][T13555] file 315392 [ 1526.013659][T13555] kernel 314105856 [ 1526.013659][T13555] kernel_stack 65536 [ 1526.013659][T13555] pagetables 81920 [ 1526.013659][T13555] sec_pagetables 0 [ 1526.013659][T13555] percpu 5685632 [ 1526.013659][T13555] sock 0 [ 1526.013659][T13555] vmalloc 0 [ 1526.013659][T13555] shmem 311296 [ 1526.013659][T13555] zswap 0 [ 1526.013659][T13555] zswapped 0 [ 1526.013659][T13555] file_mapped 311296 [ 1526.013659][T13555] file_dirty 0 [ 1526.013659][T13555] file_writeback 0 [ 1526.013659][T13555] swapcached 0 [ 1526.013659][T13555] anon_thp 0 [ 1526.013659][T13555] file_thp 0 [ 1526.013659][T13555] shmem_thp 0 [ 1526.013659][T13555] inactive_anon 397312 [ 1526.013659][T13555] active_anon 65536 [ 1526.013659][T13555] inactive_file 4096 [ 1526.013659][T13555] active_file 0 [ 1526.013659][T13555] unevictable 0 [ 1526.013659][T13555] slab_reclaimable 19672 [ 1526.013659][T13555] slab_unreclaimable 308221744 [ 1526.013659][T13555] slab 308241416 [ 1526.013659][T13555] workingset_refault_anon 0 [ 1526.013659][T13555] workingset_refault_file 755 [ 1526.013659][T13555] workingset_activate_anon 0 [ 1526.013659][T13555] workingset_activate_file 0 [ 1526.013659][T13555] workingset_restore_anon 0 [ 1526.013659][T13555] workingset_restore_file 755 [ 1526.013659][T13555] workingset_nodereclaim 0 [ 1526.013659][T13555] pgscan 7347 [ 1526.013659][T13555] pgsteal 3254 [ 1526.013659][T13555] pgscan_kswapd 2225 [ 1526.013659][T13555] pgscan_direct 5122 [ 1526.013659][T13555] pgscan_khugepaged 0 [ 1526.013659][T13555] pgsteal_kswapd 94 [ 1526.013659][T13555] pgsteal_direct 3160 [ 1526.013659][T13555] pgsteal_khugepaged 0 [ 1526.013659][T13555] pgfault 112582 [ 1526.013659][T13555] pgmajfault 167 [ 1526.013659][T13555] pgrefill 24015 [ 1526.013659][T13555] pgactivate 2770 [ 1526.013659][T13555] pgdeactivate 0 [ 1526.013659][T13555] pglazyfree 0 [ 1526.013659][T13555] pglazyfreed 0 [ 1526.013659][T13555] zswpin 0 [ 1526.013659][T13555] zswpout 0 [ 1526.319015][T13555] oom-kill:constraint=CONSTRAINT_MEMCG,nodemask=(null),cpuset=syz3,mems_allowed=0-1,oom_memcg=/syz3,task_memcg=/syz3,task=syz-executor.3,pid=13555,uid=0 [ 1526.429630][T13555] Memory cgroup out of memory: Killed process 13555 (syz-executor.3) total-vm:54680kB, anon-rss:380kB, file-rss:8192kB, shmem-rss:0kB, UID:0 pgtables:84kB oom_score_adj:1000 09:08:37 executing program 1: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x77f0b}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:08:37 executing program 2: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="0f0000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0xa000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:08:38 executing program 0: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f00000005c0)=ANY=[@ANYBLOB="1800000000000000000000000000000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x8f, &(0x7f00000002c0)=""/143, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='kmem_cache_free\x00', r3}, 0x10) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r7, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x60000000, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x44}}, 0x0) 09:08:38 executing program 3: r0 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000180), r0) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$nl_route(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@mpls_newroute={0x1c}, 0x1c}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="00060000000000fa270012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x25, &(0x7f0000000040)={&(0x7f0000000540)=@newlink={0x44, 0x10, 0x413, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1, 0x7933e}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r7}, @IFLA_MASTER={0x8, 0xa, r4}]}, 0x44}}, 0x0) 09:08:38 executing program 5: r0 = socket(0x10, 0x803, 0x0) getsockname$packet(r0, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x81000000, &(0x7f00000000c0)={&(0x7f0000000040)=@newlink={0x34, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}]}, 0x34}}, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000140)) r1 = socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, 0x0, 0x0) [ 1542.609309][ T8854] warn_alloc: 2 callbacks suppressed [ 1542.609333][ T8854] kworker/0:3: page allocation failure: order:0, mode:0x820(GFP_ATOMIC), nodemask=(null),cpuset=/,mems_allowed=0-1 [ 1542.627995][ T8854] CPU: 0 PID: 8854 Comm: kworker/0:3 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1542.638118][ T8854] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1542.648224][ T8854] Workqueue: events nsim_dev_trap_report_work [ 1542.654460][ T8854] Call Trace: [ 1542.657777][ T8854] [ 1542.660751][ T8854] dump_stack_lvl+0x136/0x150 [ 1542.665485][ T8854] warn_alloc+0x213/0x360 [ 1542.669879][ T8854] ? zone_watermark_ok_safe+0x2e0/0x2e0 [ 1542.674730][ C1] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1542.675457][ T8854] ? find_held_lock+0x2d/0x110 [ 1542.684207][ C1] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1542.688923][ T8854] ? __zone_watermark_ok+0x4d0/0x4d0 [ 1542.700084][ C1] node 0: slabs: 2242, objs: 26904, free: 0 [ 1542.705339][ T8854] ? wake_all_kswapds+0x182/0x2d0 [ 1542.711456][ C1] node 1: slabs: 1358, objs: 16296, free: 2 [ 1542.716451][ T8854] __alloc_pages_slowpath.constprop.0+0x1bf6/0x2170 [ 1542.723841][ T5162] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1542.729190][ T8854] ? warn_alloc+0x360/0x360 [ 1542.729229][ T8854] ? __lock_acquire+0x18bc/0x5d40 [ 1542.729270][ T8854] ? __zone_watermark_ok+0x4d0/0x4d0 [ 1542.729306][ T8854] ? prepare_alloc_pages+0x417/0x570 [ 1542.738109][ T5162] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1542.743928][ T8854] ? mark_lock.part.0+0xee/0x1970 [ 1542.743974][ T8854] __alloc_pages+0x408/0x4a0 [ 1542.749053][ T5162] node 0: slabs: 2243, objs: 26916, free: 0 [ 1542.754303][ T8854] ? print_usage_bug.part.0+0x660/0x660 [ 1542.759618][ T5162] node 1: slabs: 1358, objs: 16296, free: 2 [ 1542.770091][ T8854] ? __alloc_pages_slowpath.constprop.0+0x2170/0x2170 [ 1542.775199][ T5162] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1542.779783][ T8854] ? __slab_alloc.constprop.0+0x56/0xa0 [ 1542.779836][ T8854] alloc_pages+0x1aa/0x270 [ 1542.779883][ T8854] allocate_slab+0x27b/0x390 [ 1542.779921][ T8854] ? __cpuset_node_allowed+0x41/0x620 [ 1542.780027][ T8854] ___slab_alloc+0xa91/0x1400 [ 1542.780070][ T8854] ? __alloc_skb+0x288/0x330 [ 1542.780114][ T8854] ? lockdep_hardirqs_on+0x7d/0x100 [ 1542.780173][ T8854] ? __alloc_skb+0x288/0x330 [ 1542.780216][ T8854] __slab_alloc.constprop.0+0x56/0xa0 [ 1542.780266][ T8854] ? __alloc_skb+0x288/0x330 [ 1542.780305][ T8854] kmem_cache_alloc_node+0x138/0x3e0 [ 1542.780362][ T8854] __alloc_skb+0x288/0x330 [ 1542.780404][ T8854] ? __napi_build_skb+0x50/0x50 [ 1542.780443][ T8854] ? do_raw_spin_lock+0x124/0x2b0 [ 1542.780490][ T8854] ? spin_bug+0x1c0/0x1c0 [ 1542.780538][ T8854] nsim_dev_trap_report_work+0x2b1/0xc80 [ 1542.780606][ T8854] process_one_work+0x991/0x15c0 [ 1542.780661][ T8854] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 1542.780710][ T8854] ? spin_bug+0x1c0/0x1c0 [ 1542.780749][ T8854] ? _raw_spin_lock_irq+0x45/0x50 [ 1542.780799][ T8854] worker_thread+0x669/0x1090 [ 1542.786900][ T5162] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1542.792479][ T8854] ? __kthread_parkme+0x163/0x220 [ 1542.792515][ T8854] ? process_one_work+0x15c0/0x15c0 [ 1542.792558][ T8854] kthread+0x2e8/0x3a0 [ 1542.792588][ T8854] ? kthread_complete_and_exit+0x40/0x40 [ 1542.792630][ T8854] ret_from_fork+0x1f/0x30 [ 1542.792697][ T8854] [ 1542.793973][ T8854] Mem-Info: [ 1542.798783][ T5162] node 0: slabs: 2246, objs: 26952, free: 0 [ 1542.805775][ T8854] active_anon:3450 inactive_anon:77604 isolated_anon:0 [ 1542.805775][ T8854] active_file:11 inactive_file:9 isolated_file:0 [ 1542.805775][ T8854] unevictable:768 dirty:0 writeback:0 [ 1542.805775][ T8854] slab_reclaimable:22849 slab_unreclaimable:1438567 [ 1542.805775][ T8854] mapped:13196 shmem:2196 pagetables:659 [ 1542.805775][ T8854] sec_pagetables:0 bounce:0 [ 1542.805775][ T8854] kernel_misc_reclaimable:0 [ 1542.805775][ T8854] free:10932 free_pcp:452 free_cma:0 [ 1542.813580][ T5162] node 1: slabs: 1358, objs: 16296, free: 2 [ 1542.819150][ T8854] Node 0 active_anon:13184kB inactive_anon:292348kB active_file:0kB inactive_file:36kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:52504kB dirty:0kB writeback:0kB shmem:6672kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 10240kB writeback_tmp:0kB kernel_stack:9392kB pagetables:2340kB sec_pagetables:0kB all_unreclaimable? no [ 1542.900509][ T40] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1542.903119][ T8854] Node 1 active_anon:640kB inactive_anon:18044kB active_file:44kB inactive_file:0kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:280kB dirty:0kB writeback:0kB shmem:2112kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:464kB pagetables:296kB sec_pagetables:0kB all_unreclaimable? no [ 1542.907899][ T40] cache: kmalloc-512, object size: 512, buffer size: 1024, default order: 2, min order: 0 [ 1542.912962][ T8854] Node 0 DMA free:10520kB boost:0kB min:200kB low:248kB high:296kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1542.913055][ T8854] lowmem_reserve[]: 0 2617 2619 2619 [ 1542.917763][ T40] node 0: slabs: 3632, objs: 58112, free: 0 [ 1542.928289][ T8854] 2619 [ 1542.928310][ T8854] Node 0 DMA32 free:12908kB boost:0kB min:35440kB low:44300kB high:53160kB reserved_highatomic:30720KB active_anon:13172kB inactive_anon:292296kB active_file:0kB inactive_file:32kB unevictable:1536kB writepending:0kB present:3129332kB managed:2685128kB mlocked:0kB bounce:0kB free_pcp:944kB local_pcp:360kB free_cma:0kB [ 1542.933455][ T40] node 1: slabs: 9806, objs: 156896, free: 26 [ 1542.961542][ T5162] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1542.965476][ T8854] lowmem_reserve[]: 0 [ 1543.011113][ T5162] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1543.016119][ T8854] 0 1 [ 1543.048622][ T5162] node 0: slabs: 2249, objs: 26988, free: 0 [ 1543.056475][ T8854] 1 [ 1543.087921][ T5162] node 1: slabs: 1358, objs: 16296, free: 2 [ 1543.098116][ T8854] 1 [ 1543.140737][ T40] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1543.169342][ T8854] [ 1543.169353][ T8854] Node 0 Normal free:0kB boost:0kB min:20kB low:24kB high:28kB reserved_highatomic:0KB active_anon:52kB inactive_anon:12kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:1048576kB managed:1640kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1543.169448][ T8854] lowmem_reserve[]: 0 0 [ 1543.175700][ T40] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1543.183704][ T8854] 0 0 0 [ 1543.188644][ T40] node 0: slabs: 1375, objs: 22000, free: 0 [ 1543.198237][ T8854] [ 1543.198249][ T8854] Node 1 Normal free:20300kB boost:0kB min:54444kB low:68052kB high:81660kB reserved_highatomic:45056KB active_anon:18148kB inactive_anon:536kB active_file:0kB inactive_file:100kB unevictable:1536kB writepending:0kB present:4194304kB managed:4117620kB mlocked:0kB bounce:0kB free_pcp:812kB local_pcp:280kB free_cma:0kB [ 1543.198344][ T8854] lowmem_reserve[]: 0 0 0 0 0 [ 1543.198415][ T8854] Node 0 DMA: 0*4kB 1*8kB [ 1543.201161][ T40] node 1: slabs: 2560, objs: 40960, free: 3 [ 1543.207226][ T8854] (U) 1*16kB [ 1543.288786][ C1] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1543.312287][ T8854] (E) 2*32kB [ 1543.316979][ C1] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1543.321446][ T8854] (UE) [ 1543.327511][ C1] node 0: slabs: 2251, objs: 27012, free: 0 [ 1543.331013][ T8854] 1*64kB [ 1543.339012][ C1] node 1: slabs: 1358, objs: 16296, free: 2 [ 1543.342299][ T8854] (E) 1*128kB [ 1543.356213][ T40] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1543.361722][ T8854] (E) [ 1543.364654][ T40] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1543.370743][ T8854] 2*256kB [ 1543.374109][ T40] node 0: slabs: 1375, objs: 22000, free: 0 [ 1543.383066][ T8854] (UE) 1*512kB (E) 1*1024kB (E) 2*2048kB (ME) 1*4096kB [ 1543.385828][ T40] node 1: slabs: 2560, objs: 40960, free: 3 [ 1543.395934][ T8854] (M) = 10520kB [ 1543.395960][ T8854] Node 0 DMA32: 701*4kB (UM) 515*8kB (UME) 292*16kB (UM) 37*32kB (MH) 2*64kB (H) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 12908kB [ 1543.396189][ T8854] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 1543.396372][ T8854] Node 1 Normal: 955*4kB (UMEH) 540*8kB (UMEH) 228*16kB (UMEH) 46*32kB (UMEH) 26*64kB (UMH) 8*128kB (H) 5*256kB (H) 6*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 20300kB [ 1543.396658][ T8854] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1543.396685][ T8854] Node 0 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 1543.396711][ T8854] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1543.396736][ T8854] Node 1 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 1543.396762][ T8854] 2216 total pagecache pages [ 1543.396775][ T8854] 0 pages in swap cache [ 1543.396786][ T8854] Free swap = 0kB [ 1543.439035][ T40] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1543.448410][ T8854] Total swap = 0kB [ 1543.464941][ T40] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1543.474367][ T8854] 2097051 pages RAM [ 1543.474380][ T8854] 0 pages HighMem/MovableOnly [ 1543.474392][ T8854] 392114 pages reserved [ 1543.483682][ T40] node 0: slabs: 1375, objs: 22000, free: 0 [ 1543.493250][ T8854] 0 pages cma reserved [ 1543.493269][ T8854] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1543.503485][ T40] node 1: slabs: 2560, objs: 40960, free: 3 [ 1543.507159][ T8854] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1543.586996][ T8854] node 0: slabs: 2255, objs: 27060, free: 0 [ 1543.593155][ T8854] node 1: slabs: 1358, objs: 16296, free: 2 [ 1547.642086][ T40] slab_out_of_memory: 1436 callbacks suppressed [ 1547.642110][ T40] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1547.657445][ T40] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1547.668169][ T40] node 0: slabs: 2384, objs: 28608, free: 0 [ 1547.674357][ T40] node 1: slabs: 1358, objs: 16296, free: 2 [ 1547.686516][ T40] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1547.692503][ C1] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1547.702567][ C1] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1547.713120][ C1] node 0: slabs: 2385, objs: 28620, free: 0 [ 1547.719229][ C1] node 1: slabs: 1358, objs: 16296, free: 2 [ 1547.725957][ T40] cache: kmalloc-512, object size: 512, buffer size: 1024, default order: 2, min order: 0 [ 1547.726468][ T5285] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1547.736646][ C0] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1547.745174][ T5285] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1547.753625][ C0] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1547.763725][ T5285] node 0: slabs: 1404, objs: 22464, free: 0 [ 1547.774260][ C0] node 0: slabs: 2386, objs: 28632, free: 0 [ 1547.774287][ C0] node 1: slabs: 1358, objs: 16296, free: 2 [ 1547.774347][ C0] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1547.780415][ T5285] node 1: slabs: 2560, objs: 40960, free: 3 [ 1547.786459][ C0] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1547.792817][ T5162] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1547.800563][ C0] node 0: slabs: 2386, objs: 28632, free: 0 [ 1547.800590][ C0] node 1: slabs: 1358, objs: 16296, free: 2 [ 1547.800617][ C1] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1547.800772][ C1] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1547.800805][ C1] node 0: slabs: 2387, objs: 28644, free: 0 [ 1547.800829][ C1] node 1: slabs: 1358, objs: 16296, free: 2 [ 1547.801069][ T40] node 0: slabs: 3632, objs: 58112, free: 0 [ 1547.801097][ T40] node 1: slabs: 9806, objs: 156896, free: 26 [ 1547.801665][ C0] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1547.807745][ T5162] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1547.818288][ C0] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1547.818319][ C0] node 0: slabs: 2389, objs: 28668, free: 0 [ 1547.818343][ C0] node 1: slabs: 1358, objs: 16296, free: 2 [ 1547.818520][ T5190] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1547.826503][ T5162] node 0: slabs: 2389, objs: 28668, free: 0 [ 1547.826532][ T5162] node 1: slabs: 1358, objs: 16296, free: 2 [ 1547.945000][ T5190] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 1547.954903][ T5190] node 0: slabs: 224, objs: 7168, free: 168 [ 1547.961061][ T5190] node 1: slabs: 76, objs: 2432, free: 36 [ 1550.839456][ C0] aoe: skb alloc failure [ 1550.844626][ C0] aoe: skb alloc failure [ 1550.849015][ C0] aoe: skb alloc failure [ 1550.853415][ C0] aoe: skb alloc failure [ 1550.857833][ C0] aoe: skb alloc failure [ 1550.862314][ C0] aoe: skb alloc failure [ 1550.866667][ C0] aoe: skb alloc failure [ 1550.871040][ C0] aoe: skb alloc failure [ 1550.875357][ C0] aoe: skb alloc failure [ 1550.879706][ C0] aoe: skb alloc failure [ 1550.884009][ C0] aoe: skb alloc failure [ 1550.888400][ C0] aoe: skb alloc failure [ 1550.892773][ C0] aoe: skb alloc failure [ 1550.897194][ C0] aoe: skb alloc failure [ 1550.901554][ C0] aoe: skb alloc failure [ 1550.905872][ C0] aoe: skb alloc failure [ 1550.910271][ C0] aoe: skb alloc failure [ 1550.914598][ C0] aoe: skb alloc failure [ 1550.919022][ C0] aoe: skb alloc failure [ 1550.923353][ C0] aoe: skb alloc failure [ 1550.927753][ C0] aoe: skb alloc failure [ 1550.932125][ C0] aoe: skb alloc failure [ 1550.936449][ C0] aoe: skb alloc failure [ 1550.940917][ C0] aoe: skb alloc failure [ 1550.946235][ C0] aoe: skb alloc failure [ 1550.950617][ C0] aoe: skb alloc failure [ 1550.954928][ C0] aoe: skb alloc failure [ 1550.959275][ C0] aoe: skb alloc failure [ 1550.963618][ C0] aoe: skb alloc failure [ 1550.967941][ C0] aoe: skb alloc failure [ 1550.972316][ C0] aoe: skb alloc failure [ 1550.976642][ C0] aoe: skb alloc failure [ 1550.981528][ C0] aoe: skb alloc failure [ 1550.985831][ C0] aoe: skb alloc failure [ 1550.990243][ C0] aoe: skb alloc failure [ 1550.994570][ C0] aoe: skb alloc failure [ 1550.998892][ C0] aoe: skb alloc failure [ 1551.003295][ C0] aoe: skb alloc failure [ 1551.007613][ C0] aoe: skb alloc failure [ 1551.011975][ C0] aoe: skb alloc failure [ 1551.016312][ C0] aoe: skb alloc failure [ 1551.020731][ C0] aoe: skb alloc failure [ 1551.025066][ C0] aoe: skb alloc failure [ 1551.029420][ C0] aoe: skb alloc failure [ 1551.033745][ C0] aoe: skb alloc failure [ 1551.038058][ C0] aoe: skb alloc failure [ 1551.042420][ C0] aoe: skb alloc failure [ 1551.046734][ C0] aoe: skb alloc failure [ 1551.051099][ C0] aoe: skb alloc failure [ 1551.055432][ C0] aoe: skb alloc failure [ 1551.059881][ C0] aoe: skb alloc failure [ 1551.064194][ C0] aoe: skb alloc failure [ 1551.072983][ T1212] ieee802154 phy0 wpan0: encryption failed: -22 [ 1551.079385][ T1212] ieee802154 phy1 wpan1: encryption failed: -22 [ 1552.639299][ T3353] warn_alloc: 1539 callbacks suppressed [ 1552.639323][ T3353] kworker/1:0: page allocation failure: order:0, mode:0x820(GFP_ATOMIC), nodemask=(null),cpuset=/,mems_allowed=0-1 [ 1552.657355][ T3353] CPU: 1 PID: 3353 Comm: kworker/1:0 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1552.667471][ T3353] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1552.675385][ T5190] slab_out_of_memory: 84 callbacks suppressed [ 1552.675408][ T5190] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1552.677553][ T3353] Workqueue: events nsim_dev_trap_report_work [ 1552.683897][ T5190] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1552.691590][ T3353] [ 1552.691600][ T3353] Call Trace: [ 1552.691610][ T3353] [ 1552.691624][ T3353] dump_stack_lvl+0x136/0x150 [ 1552.691664][ T3353] warn_alloc+0x213/0x360 [ 1552.691702][ T3353] ? zone_watermark_ok_safe+0x2e0/0x2e0 [ 1552.691736][ T3353] ? find_held_lock+0x2d/0x110 [ 1552.697815][ T5190] node 0: slabs: 2390, objs: 28680, free: 0 [ 1552.708328][ T3353] ? __zone_watermark_ok+0x4d0/0x4d0 [ 1552.708366][ T3353] ? wake_all_kswapds+0x182/0x2d0 [ 1552.711392][ T5190] node 1: slabs: 1618, objs: 19416, free: 1 [ 1552.714275][ T3353] __alloc_pages_slowpath.constprop.0+0x1bf6/0x2170 [ 1552.766379][ T3353] ? warn_alloc+0x360/0x360 [ 1552.770934][ T3353] ? __lock_acquire+0x18bc/0x5d40 [ 1552.776016][ T3353] ? __zone_watermark_ok+0x4d0/0x4d0 [ 1552.781497][ T3353] ? prepare_alloc_pages+0x417/0x570 [ 1552.786822][ T3353] ? mark_lock.part.0+0xee/0x1970 [ 1552.791887][ T3353] __alloc_pages+0x408/0x4a0 [ 1552.796511][ T3353] ? print_usage_bug.part.0+0x660/0x660 [ 1552.802095][ T3353] ? __alloc_pages_slowpath.constprop.0+0x2170/0x2170 [ 1552.809016][ T3353] ? __slab_alloc.constprop.0+0x56/0xa0 [ 1552.814621][ T3353] alloc_pages+0x1aa/0x270 [ 1552.819088][ T3353] allocate_slab+0x27b/0x390 [ 1552.823722][ T3353] ? __cpuset_node_allowed+0x41/0x620 [ 1552.829147][ T3353] ___slab_alloc+0xa91/0x1400 [ 1552.833868][ T3353] ? __alloc_skb+0x288/0x330 [ 1552.838504][ T3353] ? lockdep_hardirqs_on+0x7d/0x100 [ 1552.843883][ T3353] ? __alloc_skb+0x288/0x330 [ 1552.848521][ T3353] __slab_alloc.constprop.0+0x56/0xa0 [ 1552.854209][ T3353] ? __alloc_skb+0x288/0x330 [ 1552.858851][ T3353] kmem_cache_alloc_node+0x138/0x3e0 [ 1552.864371][ T3353] __alloc_skb+0x288/0x330 [ 1552.868832][ T3353] ? __napi_build_skb+0x50/0x50 [ 1552.873812][ T3353] ? do_raw_spin_lock+0x124/0x2b0 [ 1552.878893][ T3353] ? spin_bug+0x1c0/0x1c0 [ 1552.883276][ T3353] nsim_dev_trap_report_work+0x2b1/0xc80 [ 1552.888966][ T3353] ? __schedule+0xc99/0x5770 [ 1552.893600][ T3353] process_one_work+0x991/0x15c0 [ 1552.898604][ T3353] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 1552.904033][ T3353] ? spin_bug+0x1c0/0x1c0 [ 1552.908401][ T3353] ? _raw_spin_lock_irq+0x45/0x50 [ 1552.913481][ T3353] worker_thread+0x669/0x1090 [ 1552.918210][ T3353] ? __kthread_parkme+0x163/0x220 [ 1552.923275][ T3353] ? process_one_work+0x15c0/0x15c0 [ 1552.928529][ T3353] kthread+0x2e8/0x3a0 [ 1552.932631][ T3353] ? kthread_complete_and_exit+0x40/0x40 [ 1552.938346][ T3353] ret_from_fork+0x1f/0x30 [ 1552.942839][ T3353] [ 1552.946385][T11288] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1552.947325][ T3353] Mem-Info: [ 1552.955192][T11288] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1552.955262][T11288] node 0: slabs: 2393, objs: 28716, free: 0 [ 1552.955289][T11288] node 1: slabs: 1618, objs: 19416, free: 1 [ 1552.955940][ C0] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1552.958612][ T3353] active_anon:77752 inactive_anon:3302 isolated_anon:0 [ 1552.958612][ T3353] active_file:0 inactive_file:23 isolated_file:0 [ 1552.958612][ T3353] unevictable:768 dirty:0 writeback:0 [ 1552.958612][ T3353] slab_reclaimable:22835 slab_unreclaimable:1438497 [ 1552.958612][ T3353] mapped:13196 shmem:2196 pagetables:659 [ 1552.958612][ T3353] sec_pagetables:0 bounce:0 [ 1552.958612][ T3353] kernel_misc_reclaimable:0 [ 1552.958612][ T3353] free:10370 free_pcp:1109 free_cma:0 [ 1552.970363][ C0] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1552.976439][ T3353] Node 0 active_anon:292848kB inactive_anon:12684kB active_file:0kB inactive_file:80kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:52504kB dirty:0kB writeback:0kB shmem:6672kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 10240kB writeback_tmp:0kB kernel_stack:9392kB pagetables:2340kB sec_pagetables:0kB all_unreclaimable? no [ 1552.982556][ C0] node 0: slabs: 2393, objs: 28716, free: 0 [ 1552.990557][ T3353] Node 1 active_anon:18160kB inactive_anon:524kB active_file:32kB inactive_file:12kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:280kB dirty:0kB writeback:0kB shmem:2112kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:496kB pagetables:296kB sec_pagetables:0kB all_unreclaimable? no [ 1553.035295][ C0] node 1: slabs: 1618, objs: 19416, free: 1 [ 1553.045809][ T3353] Node 0 DMA free:10520kB boost:0kB min:200kB low:248kB high:296kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1553.078090][ C0] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1553.084130][ T3353] lowmem_reserve[]: 0 2617 [ 1553.115587][ C0] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1553.121679][ T3353] 2619 2619 2619 [ 1553.148798][ C0] node 0: slabs: 2393, objs: 28716, free: 0 [ 1553.156799][ T3353] [ 1553.156810][ T3353] Node 0 [ 1553.161270][ C0] node 1: slabs: 1618, objs: 19416, free: 1 [ 1553.171947][ T3353] DMA32 free:10788kB boost:0kB min:35440kB low:44300kB high:53160kB reserved_highatomic:30720KB active_anon:292664kB inactive_anon:12804kB active_file:0kB inactive_file:68kB unevictable:1536kB writepending:0kB present:3129332kB managed:2685128kB mlocked:0kB bounce:0kB free_pcp:3676kB local_pcp:3368kB free_cma:0kB [ 1553.175640][ C0] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1553.181770][ T3353] lowmem_reserve[]: 0 [ 1553.184102][ C0] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1553.187048][ T3353] 0 1 [ 1553.193252][ C0] node 0: slabs: 2393, objs: 28716, free: 0 [ 1553.222961][ T3353] 1 1 [ 1553.230982][ C0] node 1: slabs: 1618, objs: 19416, free: 1 [ 1553.234947][ T3353] [ 1553.234958][ T3353] Node 0 [ 1553.245520][ C0] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1553.248143][ T3353] Normal free:0kB boost:0kB min:20kB low:24kB high:28kB reserved_highatomic:0KB active_anon:52kB inactive_anon:12kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:1048576kB managed:1640kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1553.254240][ C0] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1553.256918][ T3353] lowmem_reserve[]: 0 [ 1553.263050][ C0] node 0: slabs: 2393, objs: 28716, free: 0 [ 1553.265383][ T3353] 0 [ 1553.268318][ C0] node 1: slabs: 1618, objs: 19416, free: 1 [ 1553.276413][ T3353] 0 0 [ 1553.302809][ C0] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1553.302843][ C0] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1553.313369][ T3353] 0 [ 1553.317375][ C0] node 0: slabs: 2393, objs: 28716, free: 0 [ 1553.323474][ T3353] Node 1 Normal free:20172kB boost:0kB min:54444kB low:68052kB high:81660kB reserved_highatomic:45056KB active_anon:18160kB inactive_anon:524kB active_file:32kB inactive_file:12kB unevictable:1536kB writepending:0kB present:4194304kB managed:4117620kB mlocked:0kB bounce:0kB free_pcp:760kB local_pcp:412kB free_cma:0kB [ 1553.325986][ C0] node 1: slabs: 1618, objs: 19416, free: 1 [ 1553.332072][ T3353] lowmem_reserve[]: 0 [ 1553.334793][ C0] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1553.342750][ T3353] 0 0 [ 1553.353275][ C0] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1553.355772][ T3353] 0 0 [ 1553.361871][ C0] node 0: slabs: 2393, objs: 28716, free: 0 [ 1553.391697][ T3353] [ 1553.391712][ T3353] Node 0 [ 1553.397777][ C0] node 1: slabs: 1618, objs: 19416, free: 1 [ 1553.401784][ T3353] DMA: 0*4kB [ 1553.411351][ T40] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1553.412476][ T3353] 1*8kB [ 1553.423233][ T40] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1553.425713][ T3353] (U) [ 1553.431808][ T40] node 0: slabs: 1404, objs: 22464, free: 0 [ 1553.434128][ T3353] 1*16kB [ 1553.437064][ T40] node 1: slabs: 2616, objs: 41856, free: 3 [ 1553.443151][ T3353] (E) 2*32kB [ 1553.446536][ T5285] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1553.455396][ T3353] (UE) 1*64kB [ 1553.458247][ T5285] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1553.468338][ T3353] (E) 1*128kB [ 1553.471047][ T5285] node 0: slabs: 1404, objs: 22464, free: 0 [ 1553.477095][ T3353] (E) 2*256kB [ 1553.480061][ T5285] node 1: slabs: 2616, objs: 41856, free: 3 [ 1553.486115][ T3353] (UE) 1*512kB (E) 1*1024kB (E) 2*2048kB (ME) 1*4096kB (M) = 10520kB [ 1553.540414][ T3353] Node 0 DMA32: 613*4kB (UM) 496*8kB (UME) 247*16kB (UM) 9*32kB (UMH) 2*64kB (H) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 10788kB [ 1553.555436][ T3353] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 1553.568185][ T3353] Node 1 Normal: 919*4kB (UMEH) 452*8kB (UMEH) 197*16kB (UMEH) 70*32kB (UMEH) 31*64kB (UMH) 9*128kB (UH) 5*256kB (H) 6*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 20172kB [ 1553.585135][ T3353] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1553.594774][ T3353] Node 0 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 1553.604153][ T3353] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1553.613789][ T3353] Node 1 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 1553.623159][ T3353] 2216 total pagecache pages [ 1553.627782][ T3353] 0 pages in swap cache [ 1553.632017][ T3353] Free swap = 0kB [ 1553.635772][ T3353] Total swap = 0kB [ 1553.639563][ T3353] 2097051 pages RAM [ 1553.643413][ T3353] 0 pages HighMem/MovableOnly [ 1553.648129][ T3353] 392114 pages reserved [ 1553.652361][ T3353] 0 pages cma reserved [ 1558.139245][ T5285] slab_out_of_memory: 3130 callbacks suppressed [ 1558.139269][ T5285] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1558.140523][ T2781] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1558.145577][ T5285] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1558.154631][ T2781] cache: kmalloc-512, object size: 512, buffer size: 1024, default order: 2, min order: 0 [ 1558.162558][ T5285] node 0: slabs: 1434, objs: 22944, free: 0 [ 1558.172681][ T2781] node 0: slabs: 3632, objs: 58112, free: 0 [ 1558.182851][ T5285] node 1: slabs: 2659, objs: 41942, free: 3 [ 1558.199113][ C0] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1558.201262][ T2781] node 1: slabs: 9815, objs: 157016, free: 17 [ 1558.209234][ C0] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1558.209272][ C0] node 0: slabs: 2506, objs: 30072, free: 0 [ 1558.232362][ C0] node 1: slabs: 1663, objs: 19956, free: 1 [ 1558.239369][T27617] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1558.241490][ T5707] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1558.248082][T27617] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1558.256114][ T5707] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1558.266643][T27617] node 0: slabs: 2507, objs: 30084, free: 0 [ 1558.277168][ T5707] node 0: slabs: 2507, objs: 30084, free: 0 [ 1558.283264][T27617] node 1: slabs: 1663, objs: 19956, free: 1 [ 1558.289431][ T5707] node 1: slabs: 1663, objs: 19956, free: 1 [ 1558.295513][T27617] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1558.301579][ T5707] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1558.309559][T27617] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1558.317519][ T5707] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1558.328038][T27617] node 0: slabs: 2507, objs: 30084, free: 0 [ 1558.338544][ T5707] node 0: slabs: 2507, objs: 30084, free: 0 [ 1558.344636][T27617] node 1: slabs: 1663, objs: 19956, free: 1 [ 1558.350711][ T5707] node 1: slabs: 1663, objs: 19956, free: 1 [ 1558.356788][T27617] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1558.362868][ T5707] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1558.370870][T27617] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1558.378830][ T5707] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1558.389363][T27617] node 0: slabs: 2507, objs: 30084, free: 0 [ 1558.399869][ T5707] node 0: slabs: 2507, objs: 30084, free: 0 [ 1558.405931][T27617] node 1: slabs: 1663, objs: 19956, free: 1 [ 1558.412010][ T5707] node 1: slabs: 1663, objs: 19956, free: 1 [ 1558.418806][ C0] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1558.432530][ C0] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1558.443073][ C0] node 0: slabs: 2509, objs: 30108, free: 0 [ 1558.449200][ C0] node 1: slabs: 1663, objs: 19956, free: 1 [ 1561.589569][ C0] dccp_parse_options: DCCP(ffff8880213c4b40): Option 38 (len=1) error=5 [ 1562.694150][ T5285] warn_alloc: 6336 callbacks suppressed [ 1562.694175][ T5285] kworker/u4:1: page allocation failure: order:0, mode:0x820(GFP_ATOMIC), nodemask=(null),cpuset=/,mems_allowed=0-1 [ 1562.753944][ T5285] CPU: 1 PID: 5285 Comm: kworker/u4:1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1562.764202][ T5285] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1562.774305][ T5285] Workqueue: bat_events batadv_mcast_mla_update [ 1562.780683][ T5285] Call Trace: [ 1562.783999][ T5285] [ 1562.786967][ T5285] dump_stack_lvl+0x136/0x150 [ 1562.792050][ T5285] warn_alloc+0x213/0x360 [ 1562.796446][ T5285] ? zone_watermark_ok_safe+0x2e0/0x2e0 [ 1562.802051][ T5285] ? find_held_lock+0x2d/0x110 [ 1562.806896][ T5285] ? __zone_watermark_ok+0x4d0/0x4d0 [ 1562.812238][ T5285] ? wake_all_kswapds+0x182/0x2d0 [ 1562.817434][ T5285] __alloc_pages_slowpath.constprop.0+0x1bf6/0x2170 [ 1562.824137][ T5285] ? warn_alloc+0x360/0x360 [ 1562.828691][ T5285] ? __lock_acquire+0x18bc/0x5d40 [ 1562.833780][ T5285] ? __zone_watermark_ok+0x4d0/0x4d0 [ 1562.839121][ T5285] ? prepare_alloc_pages+0x417/0x570 [ 1562.844459][ T5285] ? mark_lock.part.0+0xee/0x1970 [ 1562.849547][ T5285] __alloc_pages+0x408/0x4a0 [ 1562.854219][ T5285] ? __alloc_pages_slowpath.constprop.0+0x2170/0x2170 [ 1562.861142][ T5285] ? __slab_alloc.constprop.0+0x56/0xa0 [ 1562.866762][ T5285] alloc_pages+0x1aa/0x270 [ 1562.871255][ T5285] allocate_slab+0x27b/0x390 [ 1562.875903][ T5285] ? __cpuset_node_allowed+0x41/0x620 [ 1562.881353][ T5285] ___slab_alloc+0xa91/0x1400 [ 1562.886110][ T5285] ? batadv_mcast_mla_update+0x13bf/0x2c40 [ 1562.892089][ T5285] ? batadv_mcast_mla_update+0x13bf/0x2c40 [ 1562.897960][ T5285] __slab_alloc.constprop.0+0x56/0xa0 [ 1562.903407][ T5285] ? batadv_mcast_mla_update+0x1be0/0x2c40 [ 1562.909287][ T5285] __kmem_cache_alloc_node+0x136/0x320 [ 1562.914941][ T5285] ? batadv_mcast_mla_update+0x13bf/0x2c40 [ 1562.920817][ T5285] kmalloc_trace+0x26/0xe0 [ 1562.925293][ T5285] batadv_mcast_mla_update+0x13bf/0x2c40 [ 1562.931000][ T5285] ? batadv_mcast_get_bridge+0x2b0/0x2b0 [ 1562.936697][ T5285] ? lock_release+0x670/0x670 [ 1562.941429][ T5285] ? lock_downgrade+0x690/0x690 [ 1562.946357][ T5285] ? move_linked_works+0x1ec/0x2f0 [ 1562.951542][ T5285] ? _raw_spin_unlock_irq+0x23/0x50 [ 1562.956812][ T5285] process_one_work+0x991/0x15c0 [ 1562.961820][ T5285] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 1562.967261][ T5285] ? spin_bug+0x1c0/0x1c0 [ 1562.971652][ T5285] ? _raw_spin_lock_irq+0x45/0x50 [ 1562.976956][ T5285] worker_thread+0x669/0x1090 [ 1562.981703][ T5285] ? __kthread_parkme+0x163/0x220 [ 1562.986779][ T5285] ? process_one_work+0x15c0/0x15c0 [ 1562.992040][ T5285] kthread+0x2e8/0x3a0 [ 1562.996161][ T5285] ? kthread_complete_and_exit+0x40/0x40 [ 1563.001864][ T5285] ret_from_fork+0x1f/0x30 [ 1563.006360][ T5285] [ 1563.016914][ T5285] Mem-Info: [ 1563.020121][ T5285] active_anon:73234 inactive_anon:7820 isolated_anon:0 [ 1563.020121][ T5285] active_file:10 inactive_file:10 isolated_file:0 [ 1563.020121][ T5285] unevictable:768 dirty:0 writeback:0 [ 1563.020121][ T5285] slab_reclaimable:22835 slab_unreclaimable:1439711 [ 1563.020121][ T5285] mapped:13196 shmem:2196 pagetables:659 [ 1563.020121][ T5285] sec_pagetables:0 bounce:0 [ 1563.020121][ T5285] kernel_misc_reclaimable:0 [ 1563.020121][ T5285] free:9686 free_pcp:629 free_cma:0 [ 1563.068811][ T5285] Node 0 active_anon:292816kB inactive_anon:12716kB active_file:28kB inactive_file:8kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:52504kB dirty:0kB writeback:0kB shmem:6672kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 10240kB writeback_tmp:0kB kernel_stack:9392kB pagetables:2340kB sec_pagetables:0kB all_unreclaimable? no [ 1563.102974][ T5285] Node 1 active_anon:708kB inactive_anon:17976kB active_file:12kB inactive_file:32kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:280kB dirty:0kB writeback:0kB shmem:2112kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:496kB pagetables:296kB sec_pagetables:0kB all_unreclaimable? no [ 1563.135724][ T5285] Node 0 DMA free:10392kB boost:0kB min:200kB low:248kB high:296kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1563.161673][T11288] slab_out_of_memory: 3493 callbacks suppressed [ 1563.161696][T11288] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1563.164169][ T2781] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1563.169173][T11288] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1563.169205][T11288] node 0: slabs: 2656, objs: 31872, free: 0 [ 1563.169230][T11288] node 1: slabs: 1663, objs: 19956, free: 1 [ 1563.169272][T11288] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1563.169296][T11288] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1563.169324][T11288] node 0: slabs: 2656, objs: 31872, free: 0 [ 1563.169348][T11288] node 1: slabs: 1663, objs: 19956, free: 1 [ 1563.169387][T11288] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1563.169408][T11288] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1563.177388][ T2781] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1563.186376][T11288] node 0: slabs: 2656, objs: 31872, free: 0 [ 1563.196868][ T2781] node 0: slabs: 1463, objs: 23408, free: 0 [ 1563.202969][T11288] node 1: slabs: 1663, objs: 19956, free: 1 [ 1563.209048][ T2781] node 1: slabs: 2659, objs: 41942, free: 3 [ 1563.211399][ T5285] lowmem_reserve[]: [ 1563.217093][T11288] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1563.227714][ T2781] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1563.233686][T11288] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1563.240272][ T2781] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1563.247763][T11288] node 0: slabs: 2656, objs: 31872, free: 0 [ 1563.259355][ T2781] node 0: slabs: 1463, objs: 23408, free: 0 [ 1563.269426][T11288] node 1: slabs: 1663, objs: 19956, free: 1 [ 1563.269526][ T5190] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1563.275525][ T2781] node 1: slabs: 2659, objs: 41942, free: 3 [ 1563.281629][ T5190] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1563.289225][ T5162] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1563.293963][ T5190] node 0: slabs: 1463, objs: 23408, free: 0 [ 1563.297717][ T5162] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1563.305723][ T5190] node 1: slabs: 2659, objs: 41942, free: 3 [ 1563.314668][ T5162] node 0: slabs: 2658, objs: 31896, free: 0 [ 1563.325358][ T40] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1563.335265][ T5162] node 1: slabs: 1663, objs: 19956, free: 1 [ 1563.341369][ T40] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1563.347438][ T5162] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1563.353523][ T40] node 0: slabs: 1463, objs: 23408, free: 0 [ 1563.362450][ T5162] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1563.362481][ T5162] node 0: slabs: 2658, objs: 31896, free: 0 [ 1563.362502][ T5162] node 1: slabs: 1663, objs: 19956, free: 1 [ 1563.363667][ T5285] 0 [ 1563.369383][ T40] node 1: slabs: 2659, objs: 41942, free: 3 [ 1563.398969][ T5285] 2617 2619 2619 2619 [ 1563.578607][ T5285] Node 0 DMA32 free:8432kB boost:0kB min:35440kB low:44300kB high:53160kB reserved_highatomic:30720KB active_anon:292540kB inactive_anon:12928kB active_file:24kB inactive_file:8kB unevictable:1536kB writepending:0kB present:3129332kB managed:2685128kB mlocked:0kB bounce:0kB free_pcp:5504kB local_pcp:1672kB free_cma:0kB [ 1563.612263][ T5285] lowmem_reserve[]: 0 0 1 1 1 [ 1563.617082][ T5285] Node 0 Normal free:24kB boost:0kB min:20kB low:24kB high:28kB reserved_highatomic:0KB active_anon:52kB inactive_anon:12kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:1640kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1563.647659][ T5285] lowmem_reserve[]: 0 0 0 0 0 [ 1563.653210][ T5285] Node 1 Normal free:23608kB boost:0kB min:54444kB low:68052kB high:81660kB reserved_highatomic:45056KB active_anon:708kB inactive_anon:17976kB active_file:32kB inactive_file:12kB unevictable:1536kB writepending:0kB present:4194304kB managed:4117620kB mlocked:0kB bounce:0kB free_pcp:292kB local_pcp:0kB free_cma:0kB [ 1563.686996][ T5285] lowmem_reserve[]: 0 0 0 0 0 [ 1563.692175][ T5285] Node 0 DMA: 0*4kB 1*8kB (U) 1*16kB (E) 2*32kB (UE) 1*64kB (E) 2*128kB (UE) 1*256kB (E) 1*512kB (E) 1*1024kB (E) 2*2048kB (ME) 1*4096kB (M) = 10392kB [ 1563.710939][ T5285] Node 0 DMA32: 595*4kB (UM) 379*8kB (UME) 142*16kB (UM) 4*32kB (H) 2*64kB (H) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 7940kB [ 1563.733304][ T5285] Node 0 Normal: 0*4kB 1*8kB (U) 1*16kB (U) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 24kB [ 1563.745820][ T5285] Node 1 Normal: 930*4kB (UMEH) 458*8kB (UMEH) 218*16kB (UMEH) 156*32kB (UMEH) 35*64kB (UMH) 9*128kB (UH) 5*256kB (H) 6*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 23608kB [ 1563.767353][ T5285] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1563.778146][ T5285] Node 0 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 1563.790479][ T5285] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1563.800272][ T5285] Node 1 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 1563.812623][ T5285] 2216 total pagecache pages [ 1563.817366][ T5285] 0 pages in swap cache [ 1563.821737][ T5285] Free swap = 0kB [ 1563.825717][ T5285] Total swap = 0kB [ 1563.835312][ T5285] 2097051 pages RAM [ 1563.840357][ T5285] 0 pages HighMem/MovableOnly [ 1563.845161][ T5285] 392114 pages reserved [ 1563.852482][ T5285] 0 pages cma reserved [ 1571.639321][T27617] slab_out_of_memory: 25 callbacks suppressed [ 1571.639347][T27617] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1571.653943][T27617] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1571.655297][ T2781] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1571.665006][T27617] node 0: slabs: 2745, objs: 32940, free: 0 [ 1571.673728][ T2781] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1571.673762][ T2781] node 0: slabs: 1483, objs: 23714, free: 0 [ 1571.673788][ T2781] node 1: slabs: 2735, objs: 43158, free: 18 [ 1571.679921][T27617] node 1: slabs: 2007, objs: 24084, free: 8 [ 1571.680025][T27617] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1571.699227][ T5190] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1571.702298][T27617] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1571.708318][ T5190] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1571.716320][T27617] node 0: slabs: 2745, objs: 32940, free: 0 [ 1571.716346][T27617] node 1: slabs: 2007, objs: 24084, free: 8 [ 1571.727586][ T5285] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1571.736264][ T5190] node 0: slabs: 1483, objs: 23714, free: 0 [ 1571.746436][ T5285] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1571.752531][ T5190] node 1: slabs: 2735, objs: 43158, free: 18 [ 1571.759190][ T5285] node 0: slabs: 2747, objs: 32964, free: 0 [ 1571.759217][ T5285] node 1: slabs: 2007, objs: 24084, free: 8 [ 1571.803151][ T5707] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1571.811263][ T5707] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1571.819923][ T5285] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1571.821815][ T5707] node 0: slabs: 2747, objs: 32964, free: 0 [ 1571.830292][ T5285] cache: kmalloc-32, object size: 32, buffer size: 64, default order: 0, min order: 0 [ 1571.836351][ T5707] node 1: slabs: 2007, objs: 24084, free: 8 [ 1571.846087][ T5285] node 0: slabs: 2232, objs: 142848, free: 0 [ 1571.852196][ T5707] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1571.858333][ T5285] node 1: slabs: 4441, objs: 284224, free: 4 [ 1571.866321][ T5707] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1571.876069][ T46] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1571.883031][ T5707] node 0: slabs: 2748, objs: 32976, free: 0 [ 1571.891994][ T46] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1571.898050][ T5707] node 1: slabs: 2007, objs: 24084, free: 8 [ 1571.908131][ T46] node 0: slabs: 1483, objs: 23714, free: 0 [ 1571.915393][T13581] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1571.920316][ T46] node 1: slabs: 2735, objs: 43158, free: 18 [ 1571.929302][T13581] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1571.945800][T13581] node 0: slabs: 1483, objs: 23714, free: 18 [ 1571.952123][T13581] node 1: slabs: 2735, objs: 43158, free: 126 [ 1574.726465][ T46] warn_alloc: 351 callbacks suppressed [ 1574.726489][ T46] kworker/u4:3: page allocation failure: order:0, mode:0x40820(GFP_ATOMIC|__GFP_COMP), nodemask=(null),cpuset=/,mems_allowed=0-1 [ 1574.782650][ T46] CPU: 0 PID: 46 Comm: kworker/u4:3 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1574.792717][ T46] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1574.802820][ T46] Workqueue: phy8 ieee80211_iface_work [ 1574.808429][ T46] Call Trace: [ 1574.811828][ T46] [ 1574.814798][ T46] dump_stack_lvl+0x136/0x150 [ 1574.819523][ T46] warn_alloc+0x213/0x360 [ 1574.823906][ T46] ? zone_watermark_ok_safe+0x2e0/0x2e0 [ 1574.829517][ T46] ? find_held_lock+0x2d/0x110 [ 1574.834374][ T46] ? __zone_watermark_ok+0x4d0/0x4d0 [ 1574.839710][ T46] ? wake_all_kswapds+0x182/0x2d0 [ 1574.844810][ T46] __alloc_pages_slowpath.constprop.0+0x1bf6/0x2170 [ 1574.851460][ T46] ? stack_trace_save+0x90/0xc0 [ 1574.856429][ T46] ? warn_alloc+0x360/0x360 [ 1574.860982][ T46] ? __lock_acquire+0x18bc/0x5d40 [ 1574.866060][ T46] ? __zone_watermark_ok+0x4d0/0x4d0 [ 1574.871390][ T46] ? prepare_alloc_pages+0x417/0x570 [ 1574.876727][ T46] ? mark_lock.part.0+0xee/0x1970 [ 1574.881877][ T46] __alloc_pages+0x408/0x4a0 [ 1574.886531][ T46] ? print_usage_bug.part.0+0x660/0x660 [ 1574.892247][ T46] ? __alloc_pages_slowpath.constprop.0+0x2170/0x2170 [ 1574.899087][ T46] ? __slab_alloc.constprop.0+0x56/0xa0 [ 1574.904721][ T46] alloc_pages+0x1aa/0x270 [ 1574.909212][ T46] allocate_slab+0x27b/0x390 [ 1574.913969][ T46] ? __cpuset_node_allowed+0x41/0x620 [ 1574.919410][ T46] ___slab_alloc+0xa91/0x1400 [ 1574.924160][ T46] ? ieee802_11_parse_elems_full+0x106/0x1340 [ 1574.930428][ T46] ? lockdep_hardirqs_on+0x7d/0x100 [ 1574.935684][ T46] ? cfg80211_bss_update+0x26a/0x21f0 [ 1574.941180][ T46] ? cfg80211_bss_update+0x26f/0x21f0 [ 1574.946622][ T46] ? ieee802_11_parse_elems_full+0x106/0x1340 [ 1574.952758][ T46] __slab_alloc.constprop.0+0x56/0xa0 [ 1574.958194][ T46] ? cfg80211_inform_single_bss_frame_data+0x346/0x1020 [ 1574.965199][ T46] __kmem_cache_alloc_node+0x136/0x320 [ 1574.970715][ T46] ? ieee802_11_parse_elems_full+0x106/0x1340 [ 1574.976835][ T46] ? ieee802_11_parse_elems_full+0x106/0x1340 [ 1574.982964][ T46] __kmalloc+0x4e/0x190 [ 1574.987178][ T46] ieee802_11_parse_elems_full+0x106/0x1340 [ 1574.993162][ T46] ? ieee80211_wake_vif_queues+0x40/0x40 [ 1574.998860][ T46] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 1575.004893][ T46] ? cfg80211_find_elem_match+0x197/0x1e0 [ 1575.010767][ T46] ? cfg80211_inform_bss_frame_data+0x16d/0xca0 [ 1575.017091][ T46] ieee802_11_parse_elems_crc.constprop.0+0x99/0xd0 [ 1575.023763][ T46] ? ieee80211_scan_accept_presp+0x280/0x280 [ 1575.029910][ T46] ieee80211_bss_info_update+0x410/0xb50 [ 1575.035612][ T46] ? ieee80211_rx_bss_put+0x60/0x60 [ 1575.040870][ T46] ? ieee80211_ibss_rx_queued_mgmt+0x197b/0x3030 [ 1575.047276][ T46] ? ieee80211_mandatory_rates+0x1b8/0x250 [ 1575.053148][ T46] ieee80211_ibss_rx_queued_mgmt+0x19c9/0x3030 [ 1575.059365][ T46] ? mark_lock.part.0+0xee/0x1970 [ 1575.064627][ T46] ? ieee80211_ibss_rx_no_sta+0x8e0/0x8e0 [ 1575.070414][ T46] ? find_held_lock+0x2d/0x110 [ 1575.075248][ T46] ? find_held_lock+0x2d/0x110 [ 1575.080088][ T46] ? kcov_remote_start+0x27b/0x7a0 [ 1575.085340][ T46] ? mark_held_locks+0x9f/0xe0 [ 1575.090167][ T46] ? kcov_remote_start+0x15a/0x7a0 [ 1575.095339][ T46] ? lockdep_hardirqs_on+0x7d/0x100 [ 1575.100681][ T46] ? _raw_spin_unlock_irqrestore+0x41/0x70 [ 1575.106569][ T46] ieee80211_iface_work+0xa4d/0xd70 [ 1575.111851][ T46] process_one_work+0x991/0x15c0 [ 1575.116870][ T46] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 1575.122310][ T46] ? spin_bug+0x1c0/0x1c0 [ 1575.126694][ T46] ? _raw_spin_lock_irq+0x45/0x50 [ 1575.131809][ T46] worker_thread+0x669/0x1090 [ 1575.136563][ T46] ? process_one_work+0x15c0/0x15c0 [ 1575.141822][ T46] kthread+0x2e8/0x3a0 [ 1575.145943][ T46] ? kthread_complete_and_exit+0x40/0x40 [ 1575.151634][ T46] ret_from_fork+0x1f/0x30 [ 1575.156139][ T46] [ 1575.242292][ T46] Mem-Info: [ 1575.253533][ T46] active_anon:77758 inactive_anon:3296 isolated_anon:0 [ 1575.253533][ T46] active_file:17 inactive_file:3 isolated_file:0 [ 1575.253533][ T46] unevictable:768 dirty:0 writeback:0 [ 1575.253533][ T46] slab_reclaimable:22805 slab_unreclaimable:1437622 [ 1575.253533][ T46] mapped:13196 shmem:2196 pagetables:659 [ 1575.253533][ T46] sec_pagetables:0 bounce:0 [ 1575.253533][ T46] kernel_misc_reclaimable:0 [ 1575.253533][ T46] free:10711 free_pcp:1717 free_cma:0 [ 1575.395150][ T46] Node 0 active_anon:292808kB inactive_anon:12724kB active_file:44kB inactive_file:0kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:52504kB dirty:0kB writeback:0kB shmem:6672kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 10240kB writeback_tmp:0kB kernel_stack:9392kB pagetables:2340kB sec_pagetables:0kB all_unreclaimable? no [ 1575.491487][ T46] Node 1 active_anon:18064kB inactive_anon:620kB active_file:24kB inactive_file:20kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:280kB dirty:0kB writeback:0kB shmem:2112kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:528kB pagetables:296kB sec_pagetables:0kB all_unreclaimable? no [ 1575.610583][ T46] Node 0 DMA free:10392kB boost:0kB min:200kB low:248kB high:296kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1575.713208][ T46] lowmem_reserve[]: 0 2617 2619 2619 2619 [ 1575.727602][ T46] Node 0 DMA32 free:12216kB boost:0kB min:35440kB low:44300kB high:53160kB reserved_highatomic:30720KB active_anon:12744kB inactive_anon:292724kB active_file:8kB inactive_file:24kB unevictable:1536kB writepending:0kB present:3129332kB managed:2685128kB mlocked:0kB bounce:0kB free_pcp:5964kB local_pcp:4496kB free_cma:0kB [ 1575.841039][ T46] lowmem_reserve[]: 0 0 1 1 1 [ 1575.845889][ T46] Node 0 Normal free:0kB boost:0kB min:20kB low:24kB high:28kB reserved_highatomic:0KB active_anon:12kB inactive_anon:52kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:1048576kB managed:1640kB mlocked:0kB bounce:0kB free_pcp:8kB local_pcp:8kB free_cma:0kB [ 1575.952464][ T46] lowmem_reserve[]: 0 0 0 0 0 [ 1575.970291][ T46] Node 1 Normal free:19996kB boost:0kB min:54444kB low:68052kB high:81660kB reserved_highatomic:45056KB active_anon:528kB inactive_anon:18156kB active_file:44kB inactive_file:0kB unevictable:1536kB writepending:0kB present:4194304kB managed:4117620kB mlocked:0kB bounce:0kB free_pcp:664kB local_pcp:336kB free_cma:0kB [ 1576.050324][ T46] lowmem_reserve[]: 0 0 0 0 0 [ 1576.055168][ T46] Node 0 DMA: 0*4kB 1*8kB (U) 1*16kB (E) 2*32kB (UE) 1*64kB (E) 2*128kB (UE) 1*256kB (E) 1*512kB (E) 1*1024kB (E) 2*2048kB (ME) 1*4096kB (M) = 10392kB [ 1576.102627][ T46] Node 0 DMA32: 594*4kB (M) 330*8kB (UME) 126*16kB (UM) 78*32kB (UMEH) 14*64kB (UH) 6*128kB (UH) 2*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 12216kB [ 1576.169999][ T46] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 1576.206513][ T46] Node 1 Normal: 923*4kB (UMEH) 448*8kB (MEH) 169*16kB (MEH) 67*32kB (MEH) 37*64kB (UMH) 9*128kB (UH) 5*256kB (H) 6*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 19996kB [ 1576.271832][ T46] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1576.305500][ T46] Node 0 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 1576.335256][ T46] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1576.370726][ T46] Node 1 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 1576.410638][ T46] 2216 total pagecache pages [ 1576.415303][ T46] 0 pages in swap cache [ 1576.433871][ T46] Free swap = 0kB [ 1576.437670][ T46] Total swap = 0kB [ 1576.470635][ T46] 2097051 pages RAM [ 1576.474516][ T46] 0 pages HighMem/MovableOnly [ 1576.505664][ T46] 392114 pages reserved [ 1576.516128][ T46] 0 pages cma reserved [ 1576.654180][ T46] slab_out_of_memory: 1186 callbacks suppressed [ 1576.654205][ T46] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1576.668852][ T46] cache: kmalloc-512, object size: 512, buffer size: 1024, default order: 2, min order: 0 [ 1576.675516][ T2781] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1576.679978][ C0] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1576.688566][ T2781] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 1576.696597][ C0] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1576.707628][ T2781] node 0: slabs: 226, objs: 7232, free: 0 [ 1576.718208][ C0] node 0: slabs: 2811, objs: 33732, free: 0 [ 1576.724400][ T2781] node 1: slabs: 109, objs: 3488, free: 18 [ 1576.730500][ C0] node 1: slabs: 2166, objs: 25992, free: 8 [ 1576.731065][ T46] node 0: slabs: 3633, objs: 58128, free: 0 [ 1576.736966][T13581] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1576.743196][ T46] node 1: slabs: 9824, objs: 157160, free: 11 [ 1576.749079][T13581] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 1576.758419][T27617] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1576.764454][T13581] node 0: slabs: 226, objs: 7232, free: 0 [ 1576.774212][T27617] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1576.774244][T27617] node 0: slabs: 2812, objs: 33744, free: 0 [ 1576.774269][T27617] node 1: slabs: 2166, objs: 25992, free: 8 [ 1576.774312][T27617] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1576.774336][T27617] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1576.774366][T27617] node 0: slabs: 2812, objs: 33744, free: 0 [ 1576.774391][T27617] node 1: slabs: 2166, objs: 25992, free: 8 [ 1576.774432][T27617] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1576.774455][T27617] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1576.774483][T27617] node 0: slabs: 2812, objs: 33744, free: 0 [ 1576.774506][T27617] node 1: slabs: 2166, objs: 25992, free: 8 [ 1576.774546][T27617] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1576.774571][T27617] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1576.774599][T27617] node 0: slabs: 2812, objs: 33744, free: 0 [ 1576.774623][T27617] node 1: slabs: 2166, objs: 25992, free: 8 [ 1576.775333][T27617] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1576.783368][T13581] node 1: slabs: 109, objs: 3488, free: 18 [ 1576.789085][T27617] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1576.799855][ T5285] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1576.805749][T27617] node 0: slabs: 2814, objs: 33768, free: 0 [ 1576.811840][ T5285] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 1576.819870][T27617] node 1: slabs: 2166, objs: 25992, free: 8 [ 1576.830380][ T5285] node 0: slabs: 226, objs: 7232, free: 0 [ 1576.830405][ T5285] node 1: slabs: 109, objs: 3488, free: 18 [ 1581.689412][ T46] slab_out_of_memory: 3818 callbacks suppressed [ 1581.689446][ T46] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1581.705154][ T46] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1581.715336][ T46] node 0: slabs: 1515, objs: 24226, free: 0 [ 1581.721510][ T46] node 1: slabs: 2771, objs: 43734, free: 5 [ 1581.727845][ T2781] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1581.729671][ T5162] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1581.737020][ T2781] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1581.745045][ T5162] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1581.755088][ T2781] node 0: slabs: 1515, objs: 24226, free: 0 [ 1581.755115][ T2781] node 1: slabs: 2771, objs: 43734, free: 5 [ 1581.764022][T27617] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1581.765698][ T5162] node 0: slabs: 2968, objs: 35616, free: 0 [ 1581.771762][T27617] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1581.777832][ T5162] node 1: slabs: 2166, objs: 25992, free: 8 [ 1581.785838][T27617] node 0: slabs: 2968, objs: 35616, free: 0 [ 1581.785865][T27617] node 1: slabs: 2166, objs: 25992, free: 8 [ 1581.785916][T27617] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1581.785940][T27617] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1581.840883][T27617] node 0: slabs: 2971, objs: 35652, free: 0 [ 1581.841712][ T46] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1581.846984][T27617] node 1: slabs: 2166, objs: 25992, free: 8 [ 1581.856167][ T46] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1581.862166][T13581] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1581.872241][ T46] node 0: slabs: 1515, objs: 24226, free: 0 [ 1581.881154][T13581] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1581.881183][T13581] node 0: slabs: 1515, objs: 24226, free: 0 [ 1581.887230][ T46] node 1: slabs: 2771, objs: 43734, free: 5 [ 1581.897319][T13581] node 1: slabs: 2771, objs: 43734, free: 5 [ 1581.897889][ C1] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1581.897916][ C1] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1581.897973][ C1] node 0: slabs: 2972, objs: 35664, free: 0 [ 1581.897994][ C1] node 1: slabs: 2166, objs: 25992, free: 8 [ 1581.900905][ T40] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1581.909556][ T5285] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1581.910567][ T40] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1581.916547][ T5285] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1581.924616][ T40] node 0: slabs: 1515, objs: 24226, free: 0 [ 1581.924645][ T40] node 1: slabs: 2771, objs: 43734, free: 5 [ 1581.935186][ T5285] node 0: slabs: 1515, objs: 24226, free: 0 [ 1582.005368][ T5285] node 1: slabs: 2771, objs: 43734, free: 5 [ 1584.729515][T11288] warn_alloc: 7427 callbacks suppressed [ 1584.729540][T11288] kworker/0:4: page allocation failure: order:0, mode:0x820(GFP_ATOMIC), nodemask=(null),cpuset=/,mems_allowed=0-1 [ 1584.748516][T11288] CPU: 0 PID: 11288 Comm: kworker/0:4 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1584.758727][T11288] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1584.768936][T11288] Workqueue: events nsim_dev_trap_report_work [ 1584.775077][T11288] Call Trace: [ 1584.778392][T11288] [ 1584.781366][T11288] dump_stack_lvl+0x136/0x150 [ 1584.786099][T11288] warn_alloc+0x213/0x360 [ 1584.790527][T11288] ? zone_watermark_ok_safe+0x2e0/0x2e0 [ 1584.796125][T11288] ? find_held_lock+0x2d/0x110 [ 1584.801007][T11288] ? __zone_watermark_ok+0x4d0/0x4d0 [ 1584.806438][T11288] ? wake_all_kswapds+0x182/0x2d0 [ 1584.811520][T11288] __alloc_pages_slowpath.constprop.0+0x1bf6/0x2170 [ 1584.818176][T11288] ? warn_alloc+0x360/0x360 [ 1584.822711][T11288] ? __lock_acquire+0x18bc/0x5d40 [ 1584.827783][T11288] ? __zone_watermark_ok+0x4d0/0x4d0 [ 1584.833099][T11288] ? prepare_alloc_pages+0x417/0x570 [ 1584.838413][T11288] ? mark_lock.part.0+0xee/0x1970 [ 1584.843482][T11288] __alloc_pages+0x408/0x4a0 [ 1584.848100][T11288] ? print_usage_bug.part.0+0x660/0x660 [ 1584.853679][T11288] ? __alloc_pages_slowpath.constprop.0+0x2170/0x2170 [ 1584.860577][T11288] ? __slab_alloc.constprop.0+0x56/0xa0 [ 1584.866171][T11288] alloc_pages+0x1aa/0x270 [ 1584.870641][T11288] allocate_slab+0x27b/0x390 [ 1584.875283][T11288] ? __cpuset_node_allowed+0x41/0x620 [ 1584.880795][T11288] ___slab_alloc+0xa91/0x1400 [ 1584.885518][T11288] ? __alloc_skb+0x288/0x330 [ 1584.890171][T11288] ? lockdep_hardirqs_on+0x7d/0x100 [ 1584.895412][T11288] ? __alloc_skb+0x288/0x330 [ 1584.900042][T11288] __slab_alloc.constprop.0+0x56/0xa0 [ 1584.905549][T11288] ? __alloc_skb+0x288/0x330 [ 1584.910185][T11288] kmem_cache_alloc_node+0x138/0x3e0 [ 1584.915517][T11288] __alloc_skb+0x288/0x330 [ 1584.919981][T11288] ? __napi_build_skb+0x50/0x50 [ 1584.924871][T11288] ? do_raw_spin_lock+0x124/0x2b0 [ 1584.929932][T11288] ? spin_bug+0x1c0/0x1c0 [ 1584.934312][T11288] nsim_dev_trap_report_work+0x2b1/0xc80 [ 1584.940011][T11288] process_one_work+0x991/0x15c0 [ 1584.944994][T11288] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 1584.950410][T11288] ? spin_bug+0x1c0/0x1c0 [ 1584.954775][T11288] ? _raw_spin_lock_irq+0x45/0x50 [ 1584.959935][T11288] worker_thread+0x669/0x1090 [ 1584.964658][T11288] ? __kthread_parkme+0x163/0x220 [ 1584.969711][T11288] ? process_one_work+0x15c0/0x15c0 [ 1584.974954][T11288] kthread+0x2e8/0x3a0 [ 1584.979051][T11288] ? kthread_complete_and_exit+0x40/0x40 [ 1584.984730][T11288] ret_from_fork+0x1f/0x30 [ 1584.989211][T11288] [ 1584.993376][T11288] Mem-Info: [ 1584.996541][T11288] active_anon:73366 inactive_anon:7688 isolated_anon:0 [ 1584.996541][T11288] active_file:14 inactive_file:4 isolated_file:0 [ 1584.996541][T11288] unevictable:768 dirty:0 writeback:0 [ 1584.996541][T11288] slab_reclaimable:22805 slab_unreclaimable:1438735 [ 1584.996541][T11288] mapped:13196 shmem:2196 pagetables:659 [ 1584.996541][T11288] sec_pagetables:0 bounce:0 [ 1584.996541][T11288] kernel_misc_reclaimable:0 [ 1584.996541][T11288] free:9983 free_pcp:1335 free_cma:0 [ 1585.041529][T11288] Node 0 active_anon:292848kB inactive_anon:12684kB active_file:48kB inactive_file:0kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:52504kB dirty:0kB writeback:0kB shmem:6672kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 10240kB writeback_tmp:0kB kernel_stack:9392kB pagetables:2340kB sec_pagetables:0kB all_unreclaimable? no [ 1585.073912][T11288] Node 1 active_anon:18232kB inactive_anon:452kB active_file:8kB inactive_file:28kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:280kB dirty:0kB writeback:0kB shmem:2112kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:528kB pagetables:296kB sec_pagetables:0kB all_unreclaimable? no [ 1585.105415][T11288] Node 0 DMA free:10392kB boost:0kB min:200kB low:248kB high:296kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1585.132671][T11288] lowmem_reserve[]: 0 2617 2619 2619 2619 [ 1585.138541][T11288] Node 0 DMA32 free:9544kB boost:0kB min:35440kB low:44300kB high:53160kB reserved_highatomic:30720KB active_anon:12744kB inactive_anon:292724kB active_file:124kB inactive_file:0kB unevictable:1536kB writepending:0kB present:3129332kB managed:2685128kB mlocked:0kB bounce:0kB free_pcp:4660kB local_pcp:3888kB free_cma:0kB [ 1585.168764][T11288] lowmem_reserve[]: 0 0 1 1 1 [ 1585.173628][T11288] Node 0 Normal free:0kB boost:0kB min:20kB low:24kB high:28kB reserved_highatomic:0KB active_anon:12kB inactive_anon:52kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:1048576kB managed:1640kB mlocked:0kB bounce:0kB free_pcp:8kB local_pcp:8kB free_cma:0kB [ 1585.200731][T11288] lowmem_reserve[]: 0 0 0 0 0 [ 1585.205576][T11288] Node 1 Normal free:19996kB boost:0kB min:54444kB low:68052kB high:81660kB reserved_highatomic:45056KB active_anon:18136kB inactive_anon:548kB active_file:8kB inactive_file:28kB unevictable:1536kB writepending:0kB present:4194304kB managed:4117620kB mlocked:0kB bounce:0kB free_pcp:664kB local_pcp:336kB free_cma:0kB [ 1585.235475][T11288] lowmem_reserve[]: 0 0 0 0 0 [ 1585.240348][T11288] Node 0 DMA: 0*4kB 1*8kB (U) 1*16kB (E) 2*32kB (UE) 1*64kB (E) 2*128kB (UE) 1*256kB (E) 1*512kB (E) 1*1024kB (E) 2*2048kB (ME) 1*4096kB (M) = 10392kB [ 1585.256132][T11288] Node 0 DMA32: 594*4kB (M) 204*8kB (UME) 63*16kB (UM) 50*32kB (UMEH) 14*64kB (UH) 6*128kB (UH) 2*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 9304kB [ 1585.272352][T11288] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 1585.284185][T11288] Node 1 Normal: 923*4kB (UMEH) 448*8kB (MEH) 169*16kB (MEH) 67*32kB (MEH) 37*64kB (UMH) 9*128kB (UH) 5*256kB (H) 6*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 19996kB [ 1585.301064][T11288] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1585.310741][T11288] Node 0 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 1585.320138][T11288] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1585.329780][T11288] Node 1 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 1585.339181][T11288] 2216 total pagecache pages [ 1585.343807][T11288] 0 pages in swap cache [ 1585.347998][T11288] Free swap = 0kB [ 1585.351804][T11288] Total swap = 0kB [ 1585.355555][T11288] 2097051 pages RAM [ 1585.359438][T11288] 0 pages HighMem/MovableOnly [ 1585.364166][T11288] 392114 pages reserved [ 1585.368354][T11288] 0 pages cma reserved [ 1586.707287][ T40] slab_out_of_memory: 2936 callbacks suppressed [ 1586.707312][ T40] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1586.722955][ T40] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 1586.729242][ T5285] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1586.733406][ T40] node 0: slabs: 226, objs: 7232, free: 0 [ 1586.742490][ T5285] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1586.748299][ T40] node 1: slabs: 109, objs: 3488, free: 18 [ 1586.758503][ T5285] node 0: slabs: 1545, objs: 24706, free: 0 [ 1586.766899][ T46] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1586.770654][ T5285] node 1: slabs: 2771, objs: 43734, free: 5 [ 1586.779614][ T46] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 1586.795842][ T46] node 0: slabs: 226, objs: 7232, free: 0 [ 1586.801977][ T46] node 1: slabs: 109, objs: 3488, free: 18 [ 1586.808177][ T5190] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1586.808201][ T2781] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1586.817770][ T5190] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1586.817804][ T5190] node 0: slabs: 1545, objs: 24706, free: 0 [ 1586.817832][ T5190] node 1: slabs: 2771, objs: 43734, free: 5 [ 1586.818228][ T5190] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1586.827438][ T2781] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1586.837392][ T5190] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1586.843489][ T2781] node 0: slabs: 1545, objs: 24706, free: 0 [ 1586.843515][ T2781] node 1: slabs: 2771, objs: 43734, free: 5 [ 1586.843611][T13581] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1586.849645][ T5190] node 0: slabs: 1545, objs: 24706, free: 0 [ 1586.858573][T13581] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1586.868695][ T5190] node 1: slabs: 2771, objs: 43734, free: 5 [ 1586.878788][T13581] node 0: slabs: 1545, objs: 24706, free: 0 [ 1586.878814][T13581] node 1: slabs: 2771, objs: 43734, free: 5 [ 1586.882856][ T5162] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1586.885064][ T46] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1586.891010][ T5162] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1586.900048][ T46] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1586.906056][ T5162] node 0: slabs: 3118, objs: 37416, free: 0 [ 1586.918198][ T46] node 0: slabs: 1545, objs: 24706, free: 0 [ 1586.922289][ T5162] node 1: slabs: 2166, objs: 25992, free: 8 [ 1586.922336][ T5162] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1586.922363][ T5162] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1586.922394][ T5162] node 0: slabs: 3119, objs: 37428, free: 0 [ 1586.922421][ T5162] node 1: slabs: 2166, objs: 25992, free: 8 [ 1587.021953][ T46] node 1: slabs: 2771, objs: 43734, free: 5 [ 1591.721045][ T46] slab_out_of_memory: 3740 callbacks suppressed [ 1591.721070][ T46] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1591.725216][ T40] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1591.728466][ T46] cache: kmalloc-64, object size: 64, buffer size: 128, default order: 0, min order: 0 [ 1591.736525][ T40] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1591.745438][ T46] node 0: slabs: 2279, objs: 72928, free: 0 [ 1591.755252][ T40] node 0: slabs: 1573, objs: 25154, free: 0 [ 1591.765342][ T46] node 1: slabs: 3944, objs: 126208, free: 8 [ 1591.784189][ T40] node 1: slabs: 2771, objs: 43734, free: 5 [ 1591.789253][T27617] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1591.790632][ T5162] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1591.798253][T27617] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1591.806251][ T5162] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1591.806283][ T5162] node 0: slabs: 3282, objs: 39384, free: 0 [ 1591.806307][ T5162] node 1: slabs: 2166, objs: 25992, free: 8 [ 1591.806346][ T5162] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1591.806369][ T5162] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1591.806397][ T5162] node 0: slabs: 3282, objs: 39384, free: 0 [ 1591.806421][ T5162] node 1: slabs: 2166, objs: 25992, free: 8 [ 1591.806501][ T2781] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1591.806529][ T2781] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1591.806559][ T2781] node 0: slabs: 1573, objs: 25154, free: 0 [ 1591.806584][ T2781] node 1: slabs: 2771, objs: 43734, free: 5 [ 1591.806694][ T2781] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1591.806721][ T2781] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1591.806751][ T2781] node 0: slabs: 1573, objs: 25154, free: 0 [ 1591.806775][ T2781] node 1: slabs: 2771, objs: 43734, free: 5 [ 1591.806867][ T2781] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1591.806893][ T2781] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1591.806923][ T2781] node 0: slabs: 1573, objs: 25154, free: 0 [ 1591.806944][ T2781] node 1: slabs: 2771, objs: 43734, free: 5 [ 1591.807024][ T2781] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1591.817597][T27617] node 0: slabs: 3284, objs: 39408, free: 0 [ 1591.817625][T27617] node 1: slabs: 2166, objs: 25992, free: 8 [ 1591.817876][T13581] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1591.829125][ T2781] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1591.834304][T13581] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 1591.840635][ T2781] node 0: slabs: 1573, objs: 25154, free: 0 [ 1591.848327][T13581] node 0: slabs: 226, objs: 7232, free: 0 [ 1591.858849][ T2781] node 1: slabs: 2771, objs: 43734, free: 5 [ 1591.864946][T13581] node 1: slabs: 109, objs: 3488, free: 18 [ 1603.706198][T13581] warn_alloc: 4622 callbacks suppressed [ 1603.706223][T13581] kworker/u4:8: page allocation failure: order:0, mode:0x820(GFP_ATOMIC), nodemask=(null) [ 1603.713057][ T2781] slab_out_of_memory: 332 callbacks suppressed [ 1603.713076][ T2781] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1603.719383][T11288] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1603.724133][ T2781] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 1603.729226][T11288] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1603.738132][ T2781] node 0: slabs: 231, objs: 7392, free: 0 [ 1603.746339][T11288] node 0: slabs: 3508, objs: 42096, free: 0 [ 1603.746365][T11288] node 1: slabs: 2626, objs: 31512, free: 0 [ 1603.746416][T11288] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1603.746439][T11288] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1603.746469][T11288] node 0: slabs: 3508, objs: 42096, free: 0 [ 1603.746492][T11288] node 1: slabs: 2626, objs: 31512, free: 0 [ 1603.746529][T11288] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1603.746551][T11288] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1603.746581][T11288] node 0: slabs: 3508, objs: 42096, free: 0 [ 1603.746603][T11288] node 1: slabs: 2626, objs: 31512, free: 0 [ 1603.746970][ T5190] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1603.756475][ T2781] node 1: slabs: 127, objs: 4064, free: 0 [ 1603.761183][ T3353] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1603.767042][ T5190] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1603.773051][ T3353] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1603.779036][ T5190] node 0: slabs: 1621, objs: 25922, free: 0 [ 1603.785097][ T3353] node 0: slabs: 3508, objs: 42096, free: 0 [ 1603.793100][ T5190] node 1: slabs: 2873, objs: 45226, free: 6 [ 1603.803762][ T3353] node 1: slabs: 2626, objs: 31512, free: 0 [ 1603.810852][ T46] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1603.816827][ T40] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1603.824729][ T46] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1603.824761][ T46] node 0: slabs: 1621, objs: 25922, free: 0 [ 1603.824786][ T46] node 1: slabs: 2873, objs: 45226, free: 6 [ 1603.824860][ T5285] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1603.824889][ T5285] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1603.824918][ T5285] node 0: slabs: 1621, objs: 25922, free: 0 [ 1603.824943][ T5285] node 1: slabs: 2873, objs: 45226, free: 6 [ 1603.825018][ T5285] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1603.835541][ T40] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 1603.835571][ T40] node 0: slabs: 231, objs: 7392, free: 0 [ 1603.835594][ T40] node 1: slabs: 127, objs: 4064, free: 0 [ 1604.019880][ T5285] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1604.030129][ T5285] node 0: slabs: 1621, objs: 25922, free: 0 [ 1604.036253][ T5285] node 1: slabs: 2873, objs: 45226, free: 6 [ 1604.043609][T13581] ,cpuset=/,mems_allowed=0-1 [ 1604.048510][T13581] CPU: 0 PID: 13581 Comm: kworker/u4:8 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1604.058891][T13581] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1604.068988][T13581] Workqueue: phy7 ieee80211_iface_work [ 1604.074500][T13581] Call Trace: [ 1604.077812][T13581] [ 1604.080797][T13581] dump_stack_lvl+0x136/0x150 [ 1604.085537][T13581] warn_alloc+0x213/0x360 [ 1604.089920][T13581] ? zone_watermark_ok_safe+0x2e0/0x2e0 [ 1604.095498][T13581] ? find_held_lock+0x2d/0x110 [ 1604.100318][T13581] ? __zone_watermark_ok+0x4d0/0x4d0 [ 1604.105670][T13581] ? wake_all_kswapds+0x182/0x2d0 [ 1604.110796][T13581] __alloc_pages_slowpath.constprop.0+0x1bf6/0x2170 [ 1604.117449][T13581] ? warn_alloc+0x360/0x360 [ 1604.122009][T13581] ? __lock_acquire+0x18bc/0x5d40 [ 1604.127083][T13581] ? __zone_watermark_ok+0x4d0/0x4d0 [ 1604.132492][T13581] ? prepare_alloc_pages+0x417/0x570 [ 1604.137807][T13581] ? mark_lock.part.0+0xee/0x1970 [ 1604.142870][T13581] __alloc_pages+0x408/0x4a0 [ 1604.147488][T13581] ? print_usage_bug.part.0+0x660/0x660 [ 1604.153255][T13581] ? __alloc_pages_slowpath.constprop.0+0x2170/0x2170 [ 1604.160051][T13581] ? ret_from_fork+0x1f/0x30 [ 1604.164697][T13581] ? __slab_alloc.constprop.0+0x56/0xa0 [ 1604.170296][T13581] alloc_pages+0x1aa/0x270 [ 1604.174766][T13581] allocate_slab+0x27b/0x390 [ 1604.179392][T13581] ? __cpuset_node_allowed+0x41/0x620 [ 1604.184819][T13581] ___slab_alloc+0xa91/0x1400 [ 1604.189539][T13581] ? cfg80211_inform_single_bss_frame_data+0x346/0x1020 [ 1604.196615][T13581] ? cfg80211_find_elem_match+0x197/0x1e0 [ 1604.202496][T13581] ? cfg80211_inform_single_bss_frame_data+0x346/0x1020 [ 1604.209507][T13581] __slab_alloc.constprop.0+0x56/0xa0 [ 1604.214930][T13581] __kmem_cache_alloc_node+0x136/0x320 [ 1604.220441][T13581] ? cfg80211_inform_single_bss_frame_data+0x346/0x1020 [ 1604.227523][T13581] ? cfg80211_inform_single_bss_frame_data+0x346/0x1020 [ 1604.234556][T13581] __kmalloc+0x4e/0x190 [ 1604.238770][T13581] cfg80211_inform_single_bss_frame_data+0x346/0x1020 [ 1604.245601][T13581] ? cfg80211_inform_bss_data+0x160/0x160 [ 1604.251378][T13581] ? __lock_acquire+0x18bc/0x5d40 [ 1604.257072][T13581] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 1604.263196][T13581] cfg80211_inform_bss_frame_data+0xc3/0xca0 [ 1604.269229][T13581] ? find_held_lock+0x2d/0x110 [ 1604.274303][T13581] ? ieee80211_bss_info_update+0x303/0xb50 [ 1604.280146][T13581] ? cfg80211_inform_single_bss_frame_data+0x1020/0x1020 [ 1604.287225][T13581] ? ieee80211_vif_get_shift+0x110/0x2d0 [ 1604.292915][T13581] ieee80211_bss_info_update+0x35c/0xb50 [ 1604.298604][T13581] ? ieee80211_rx_bss_put+0x60/0x60 [ 1604.303843][T13581] ? ieee80211_ibss_rx_queued_mgmt+0x197b/0x3030 [ 1604.310223][T13581] ? ieee80211_mandatory_rates+0x1b8/0x250 [ 1604.316095][T13581] ieee80211_ibss_rx_queued_mgmt+0x19c9/0x3030 [ 1604.322314][T13581] ? mark_lock.part.0+0xee/0x1970 [ 1604.327391][T13581] ? ieee80211_ibss_rx_no_sta+0x8e0/0x8e0 [ 1604.333260][T13581] ? find_held_lock+0x2d/0x110 [ 1604.338078][T13581] ? find_held_lock+0x2d/0x110 [ 1604.342898][T13581] ? kcov_remote_start+0x27b/0x7a0 [ 1604.348080][T13581] ? mark_held_locks+0x9f/0xe0 [ 1604.352888][T13581] ? kcov_remote_start+0x15a/0x7a0 [ 1604.358052][T13581] ? lockdep_hardirqs_on+0x7d/0x100 [ 1604.363289][T13581] ? _raw_spin_unlock_irqrestore+0x41/0x70 [ 1604.369150][T13581] ieee80211_iface_work+0xa4d/0xd70 [ 1604.374412][T13581] process_one_work+0x991/0x15c0 [ 1604.379401][T13581] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 1604.384834][T13581] ? spin_bug+0x1c0/0x1c0 [ 1604.389210][T13581] ? _raw_spin_lock_irq+0x45/0x50 [ 1604.394300][T13581] worker_thread+0x669/0x1090 [ 1604.399037][T13581] ? __kthread_parkme+0x163/0x220 [ 1604.404095][T13581] ? process_one_work+0x15c0/0x15c0 [ 1604.409360][T13581] kthread+0x2e8/0x3a0 [ 1604.413475][T13581] ? kthread_complete_and_exit+0x40/0x40 [ 1604.419162][T13581] ret_from_fork+0x1f/0x30 [ 1604.423635][T13581] [ 1605.419066][T13581] Mem-Info: [ 1605.422256][T13581] active_anon:3475 inactive_anon:77579 isolated_anon:0 [ 1605.422256][T13581] active_file:6 inactive_file:14 isolated_file:0 [ 1605.422256][T13581] unevictable:768 dirty:0 writeback:0 [ 1605.422256][T13581] slab_reclaimable:22761 slab_unreclaimable:1438568 [ 1605.422256][T13581] mapped:13196 shmem:2196 pagetables:659 [ 1605.422256][T13581] sec_pagetables:0 bounce:0 [ 1605.422256][T13581] kernel_misc_reclaimable:0 [ 1605.422256][T13581] free:10794 free_pcp:765 free_cma:0 [ 1605.612184][T13581] Node 0 active_anon:12836kB inactive_anon:292696kB active_file:0kB inactive_file:36kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:52504kB dirty:0kB writeback:0kB shmem:6672kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 10240kB writeback_tmp:0kB kernel_stack:9392kB pagetables:2340kB sec_pagetables:0kB all_unreclaimable? no [ 1605.726475][T13581] Node 1 active_anon:816kB inactive_anon:17868kB active_file:20kB inactive_file:24kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:280kB dirty:0kB writeback:0kB shmem:2112kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:528kB pagetables:296kB sec_pagetables:0kB all_unreclaimable? no [ 1605.845559][T13581] Node 0 DMA free:10392kB boost:0kB min:200kB low:248kB high:296kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1605.942269][T13581] lowmem_reserve[]: 0 2617 2619 2619 2619 [ 1605.948149][T13581] Node 0 DMA32 free:12336kB boost:0kB min:35440kB low:44300kB high:53160kB reserved_highatomic:30720KB active_anon:12744kB inactive_anon:292724kB active_file:4kB inactive_file:28kB unevictable:1536kB writepending:0kB present:3129332kB managed:2685128kB mlocked:0kB bounce:0kB free_pcp:2604kB local_pcp:2192kB free_cma:0kB [ 1606.072735][T13581] lowmem_reserve[]: 0 0 1 1 1 [ 1606.077583][T13581] Node 0 Normal free:0kB boost:0kB min:20kB low:24kB high:28kB reserved_highatomic:0KB active_anon:12kB inactive_anon:52kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:1048576kB managed:1640kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1606.187428][T13581] lowmem_reserve[]: 0 0 0 0 0 [ 1606.201227][T13581] Node 1 Normal free:19744kB boost:0kB min:54444kB low:68052kB high:81660kB reserved_highatomic:45056KB active_anon:536kB inactive_anon:18148kB active_file:20kB inactive_file:24kB unevictable:1536kB writepending:0kB present:4194304kB managed:4117620kB mlocked:0kB bounce:0kB free_pcp:492kB local_pcp:208kB free_cma:0kB [ 1606.319210][T13581] lowmem_reserve[]: 0 0 0 0 0 [ 1606.324054][T13581] Node 0 DMA: 0*4kB 1*8kB (U) 1*16kB (E) 2*32kB (UE) 1*64kB (E) 2*128kB (UE) 1*256kB (E) 1*512kB (E) 1*1024kB (E) 2*2048kB (ME) 1*4096kB (M) = 10392kB [ 1606.402171][T13581] Node 0 DMA32: 322*4kB (UME) 235*8kB (UMEH) 33*16kB (M) 30*32kB (MEH) 22*64kB (UMEH) 15*128kB (UMEH) 11*256kB (UMEH) 3*512kB (UMH) 0*1024kB 0*2048kB 0*4096kB = 12336kB [ 1606.461740][T13581] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 1606.505450][T13581] Node 1 Normal: 930*4kB (UMEH) 463*8kB (UMEH) 176*16kB (UMEH) 79*32kB (UMEH) 25*64kB (UMH) 8*128kB (H) 5*256kB (H) 6*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 19744kB [ 1606.566572][T13581] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1606.612736][T13581] Node 0 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 1606.659016][T13581] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1606.672361][T13581] Node 1 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 1606.711271][T13581] 2216 total pagecache pages [ 1606.715924][T13581] 0 pages in swap cache [ 1606.744960][T13581] Free swap = 0kB [ 1606.748757][T13581] Total swap = 0kB [ 1606.782430][T13581] 2097051 pages RAM [ 1606.786315][T13581] 0 pages HighMem/MovableOnly [ 1606.810806][T13581] 392114 pages reserved [ 1606.815036][T13581] 0 pages cma reserved [ 1608.722979][ T46] slab_out_of_memory: 3425 callbacks suppressed [ 1608.723002][ T46] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1608.738862][ T46] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 1608.748766][ T46] node 0: slabs: 231, objs: 7392, free: 0 [ 1608.754785][ T46] node 1: slabs: 127, objs: 4064, free: 0 [ 1608.759379][ T5707] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1608.761010][ T40] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1608.768699][ T5707] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1608.777669][ T40] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 1608.777702][ T40] node 0: slabs: 231, objs: 7392, free: 0 [ 1608.777726][ T40] node 1: slabs: 127, objs: 4064, free: 0 [ 1608.789378][T27617] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1608.798232][ T5707] node 0: slabs: 3667, objs: 44004, free: 0 [ 1608.804101][T27617] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1608.810042][ T5707] node 1: slabs: 2626, objs: 31512, free: 0 [ 1608.817974][T27617] node 0: slabs: 3667, objs: 44004, free: 0 [ 1608.824104][ T5707] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1608.835265][T27617] node 1: slabs: 2626, objs: 31512, free: 0 [ 1608.843620][T27617] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1608.847897][ T5707] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1608.855917][T27617] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1608.862181][ T5707] node 0: slabs: 3670, objs: 44040, free: 0 [ 1608.862207][ T5707] node 1: slabs: 2626, objs: 31512, free: 0 [ 1608.862412][ T2781] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1608.870336][T27617] node 0: slabs: 3670, objs: 44040, free: 0 [ 1608.880851][ T2781] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 1608.891370][T27617] node 1: slabs: 2626, objs: 31512, free: 0 [ 1608.897769][ T2781] node 0: slabs: 231, objs: 7392, free: 0 [ 1608.903991][T27617] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1608.913041][ T2781] node 1: slabs: 127, objs: 4064, free: 0 [ 1608.919338][ C0] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1608.932822][T13581] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1608.935235][ C0] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1608.941188][T13581] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 1608.949172][ C0] node 0: slabs: 3671, objs: 44052, free: 0 [ 1608.955139][T13581] node 0: slabs: 231, objs: 7392, free: 0 [ 1608.963145][ C0] node 1: slabs: 2626, objs: 31512, free: 0 [ 1608.972247][T13581] node 1: slabs: 127, objs: 4064, free: 0 [ 1608.982692][T27617] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1609.027601][T27617] node 0: slabs: 3671, objs: 44052, free: 0 [ 1609.033864][T27617] node 1: slabs: 2626, objs: 31512, free: 0 [ 1612.278965][ C0] aoe: skb alloc failure [ 1612.283314][ C0] aoe: skb alloc failure [ 1612.287625][ C0] aoe: skb alloc failure [ 1612.291976][ C0] aoe: skb alloc failure [ 1612.296262][ C0] aoe: skb alloc failure [ 1612.300621][ C0] aoe: skb alloc failure [ 1612.304921][ C0] aoe: skb alloc failure [ 1612.309273][ C0] aoe: skb alloc failure [ 1612.313575][ C0] aoe: skb alloc failure [ 1612.317867][ C0] aoe: skb alloc failure [ 1612.322212][ C0] aoe: skb alloc failure [ 1612.326521][ C0] aoe: skb alloc failure [ 1612.330874][ C0] aoe: skb alloc failure [ 1612.335172][ C0] aoe: skb alloc failure [ 1612.339514][ C0] aoe: skb alloc failure [ 1612.343808][ C0] aoe: skb alloc failure [ 1612.348102][ C0] aoe: skb alloc failure [ 1612.352444][ C0] aoe: skb alloc failure [ 1612.356732][ C0] aoe: skb alloc failure [ 1612.361353][ C0] aoe: skb alloc failure [ 1612.365653][ C0] aoe: skb alloc failure [ 1612.369998][ C0] aoe: skb alloc failure [ 1612.374381][ C0] aoe: skb alloc failure [ 1612.378683][ C0] aoe: skb alloc failure [ 1612.383046][ C0] aoe: skb alloc failure [ 1612.387331][ C0] aoe: skb alloc failure [ 1612.391687][ C0] aoe: skb alloc failure [ 1612.395989][ C0] aoe: skb alloc failure [ 1612.400360][ C0] aoe: skb alloc failure [ 1612.404655][ C0] aoe: skb alloc failure [ 1612.408981][ C0] aoe: skb alloc failure [ 1612.413301][ C0] aoe: skb alloc failure [ 1612.417602][ C0] aoe: skb alloc failure [ 1612.421966][ C0] aoe: skb alloc failure [ 1612.426252][ C0] aoe: skb alloc failure [ 1612.430595][ C0] aoe: skb alloc failure [ 1612.434896][ C0] aoe: skb alloc failure [ 1612.439332][ C0] aoe: skb alloc failure [ 1612.443614][ C0] aoe: skb alloc failure [ 1612.447885][ C0] aoe: skb alloc failure [ 1612.452226][ C0] aoe: skb alloc failure [ 1612.456519][ C0] aoe: skb alloc failure [ 1612.460855][ C0] aoe: skb alloc failure [ 1612.465152][ C0] aoe: skb alloc failure [ 1612.469902][ C0] aoe: skb alloc failure [ 1612.474225][ C0] aoe: skb alloc failure [ 1612.478509][ C0] aoe: skb alloc failure [ 1612.482891][ C0] aoe: skb alloc failure [ 1612.487185][ C0] aoe: skb alloc failure [ 1612.491523][ C0] aoe: skb alloc failure [ 1612.495827][ C0] aoe: skb alloc failure [ 1612.500169][ C0] aoe: skb alloc failure [ 1612.504491][ C0] aoe: skb alloc failure [ 1612.508934][ C0] aoe: skb alloc failure [ 1612.513243][ C0] aoe: skb alloc failure [ 1612.517548][ C0] aoe: skb alloc failure [ 1612.521886][ C0] aoe: skb alloc failure [ 1612.526176][ C0] aoe: skb alloc failure [ 1612.530525][ C0] aoe: skb alloc failure [ 1612.534822][ C0] aoe: skb alloc failure [ 1612.539186][ C0] aoe: skb alloc failure [ 1612.543485][ C0] aoe: skb alloc failure [ 1612.547791][ C0] aoe: skb alloc failure [ 1612.552133][ C0] aoe: skb alloc failure [ 1612.556422][ C0] aoe: skb alloc failure [ 1612.560754][ C0] aoe: skb alloc failure [ 1613.719712][ T3353] warn_alloc: 7220 callbacks suppressed [ 1613.719736][ T3353] kworker/1:0: page allocation failure: order:0, mode:0x820(GFP_ATOMIC), nodemask=(null),cpuset=/,mems_allowed=0-1 [ 1613.731480][ T40] slab_out_of_memory: 3775 callbacks suppressed [ 1613.731503][ T40] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1613.737597][ T3353] CPU: 1 PID: 3353 Comm: kworker/1:0 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1613.744080][ C0] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1613.751705][ T3353] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1613.751727][ T3353] Workqueue: events nsim_dev_trap_report_work [ 1613.761847][ C0] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1613.769780][ T3353] Call Trace: [ 1613.769792][ T3353] [ 1613.769805][ T3353] dump_stack_lvl+0x136/0x150 [ 1613.779906][ C0] node 0: slabs: 3814, objs: 45768, free: 0 [ 1613.785930][ T3353] warn_alloc+0x213/0x360 [ 1613.796451][ C0] node 1: slabs: 2626, objs: 31512, free: 0 [ 1613.799693][ T3353] ? zone_watermark_ok_safe+0x2e0/0x2e0 [ 1613.799731][ T3353] ? find_held_lock+0x2d/0x110 [ 1613.803173][ T40] cache: kmalloc-32, object size: 32, buffer size: 64, default order: 0, min order: 0 [ 1613.807339][ T3353] ? __zone_watermark_ok+0x4d0/0x4d0 [ 1613.814047][ T40] node 0: slabs: 2233, objs: 142912, free: 0 [ 1613.817726][ T3353] ? wake_all_kswapds+0x182/0x2d0 [ 1613.823833][ T40] node 1: slabs: 4445, objs: 284480, free: 8 [ 1613.829329][ T3353] __alloc_pages_slowpath.constprop.0+0x1bf6/0x2170 [ 1613.836553][T11288] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1613.843857][ T3353] ? warn_alloc+0x360/0x360 [ 1613.843895][ T3353] ? __lock_acquire+0x18bc/0x5d40 [ 1613.849196][T11288] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1613.855324][ T3353] ? __zone_watermark_ok+0x4d0/0x4d0 [ 1613.860369][T11288] node 0: slabs: 3815, objs: 45780, free: 0 [ 1613.866475][ T3353] ? prepare_alloc_pages+0x417/0x570 [ 1613.873088][T11288] node 1: slabs: 2626, objs: 31512, free: 0 [ 1613.881017][ T3353] ? mark_lock.part.0+0xee/0x1970 [ 1613.881064][ T3353] __alloc_pages+0x408/0x4a0 [ 1613.885577][T11288] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1613.890571][ T3353] ? print_usage_bug.part.0+0x660/0x660 [ 1613.890612][ T3353] ? __alloc_pages_slowpath.constprop.0+0x2170/0x2170 [ 1613.901479][T11288] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1613.906835][ T3353] ? __slab_alloc.constprop.0+0x56/0xa0 [ 1613.912916][T11288] node 0: slabs: 3815, objs: 45780, free: 0 [ 1613.918162][ T3353] alloc_pages+0x1aa/0x270 [ 1613.924249][T11288] node 1: slabs: 2626, objs: 31512, free: 0 [ 1613.929235][ T3353] allocate_slab+0x27b/0x390 [ 1613.934974][T13581] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1613.941812][ T3353] ? __cpuset_node_allowed+0x41/0x620 [ 1613.941877][ T3353] ___slab_alloc+0xa91/0x1400 [ 1613.941925][ T3353] ? __alloc_skb+0x288/0x330 [ 1613.948205][T13581] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 1613.954251][ T3353] ? lockdep_hardirqs_on+0x7d/0x100 [ 1613.954299][ T3353] ? __alloc_skb+0x288/0x330 [ 1613.954341][ T3353] __slab_alloc.constprop.0+0x56/0xa0 [ 1613.954398][ T3353] ? __alloc_skb+0x288/0x330 [ 1613.964949][T13581] node 0: slabs: 231, objs: 7392, free: 0 [ 1613.970450][ T3353] kmem_cache_alloc_node+0x138/0x3e0 [ 1613.970509][ T3353] __alloc_skb+0x288/0x330 [ 1613.976545][T13581] node 1: slabs: 127, objs: 4064, free: 0 [ 1613.980951][ T3353] ? __napi_build_skb+0x50/0x50 [ 1613.980995][ T3353] ? do_raw_spin_lock+0x124/0x2b0 [ 1613.987181][ T2781] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1613.991626][ T3353] ? spin_bug+0x1c0/0x1c0 [ 1613.991679][ T3353] nsim_dev_trap_report_work+0x2b1/0xc80 [ 1614.000622][ T2781] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 1614.005981][ T3353] process_one_work+0x991/0x15c0 [ 1614.010666][ T2781] node 0: slabs: 231, objs: 7392, free: 0 [ 1614.015227][ T3353] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 1614.025036][ T2781] node 1: slabs: 127, objs: 4064, free: 0 [ 1614.030195][ T3353] ? spin_bug+0x1c0/0x1c0 [ 1614.030234][ T3353] ? _raw_spin_lock_irq+0x45/0x50 [ 1614.035021][ T40] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1614.040178][ T3353] worker_thread+0x669/0x1090 [ 1614.040235][ T3353] ? __kthread_parkme+0x163/0x220 [ 1614.040269][ T3353] ? process_one_work+0x15c0/0x15c0 [ 1614.044841][ T40] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 1614.050730][ T3353] kthread+0x2e8/0x3a0 [ 1614.050766][ T3353] ? kthread_complete_and_exit+0x40/0x40 [ 1614.050804][ T3353] ret_from_fork+0x1f/0x30 [ 1614.050867][ T3353] [ 1614.052056][ T3353] Mem-Info: [ 1614.056676][ T40] node 0: slabs: 231, objs: 7392, free: 0 [ 1614.061369][ T3353] active_anon:73302 inactive_anon:7752 isolated_anon:0 [ 1614.061369][ T3353] active_file:15 inactive_file:5 isolated_file:0 [ 1614.061369][ T3353] unevictable:768 dirty:0 writeback:0 [ 1614.061369][ T3353] slab_reclaimable:22761 slab_unreclaimable:1439606 [ 1614.061369][ T3353] mapped:13196 shmem:2196 pagetables:659 [ 1614.061369][ T3353] sec_pagetables:0 bounce:0 [ 1614.061369][ T3353] kernel_misc_reclaimable:0 [ 1614.061369][ T3353] free:9950 free_pcp:528 free_cma:0 [ 1614.067191][ T40] node 1: slabs: 127, objs: 4064, free: 0 [ 1614.072421][ T3353] Node 0 active_anon:292512kB inactive_anon:13020kB active_file:36kB inactive_file:0kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:52504kB dirty:0kB writeback:0kB shmem:6672kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 10240kB writeback_tmp:0kB kernel_stack:9392kB pagetables:2340kB sec_pagetables:0kB all_unreclaimable? no [ 1614.077627][T13581] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1614.086492][ T3353] Node 1 active_anon:696kB inactive_anon:17988kB active_file:24kB inactive_file:20kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:280kB dirty:0kB writeback:0kB shmem:2112kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:528kB pagetables:296kB sec_pagetables:0kB all_unreclaimable? no [ 1614.090874][T13581] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 1614.096473][ T3353] Node 0 DMA free:10392kB boost:0kB min:200kB low:248kB high:296kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1614.106299][T13581] node 0: slabs: 231, objs: 7392, free: 0 [ 1614.111249][ T3353] lowmem_reserve[]: 0 [ 1614.117139][T13581] node 1: slabs: 127, objs: 4064, free: 0 [ 1614.122627][ T3353] 2617 [ 1614.128665][ T2781] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1614.132862][ T3353] 2619 2619 [ 1614.137883][ T2781] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 1614.146851][ T3353] 2619 [ 1614.146872][ T3353] Node 0 DMA32 free:9456kB boost:0kB min:35440kB low:44300kB high:53160kB reserved_highatomic:30720KB active_anon:292540kB inactive_anon:12928kB active_file:32kB inactive_file:0kB unevictable:1536kB writepending:0kB present:3129332kB managed:2685128kB mlocked:0kB bounce:0kB free_pcp:1828kB local_pcp:516kB free_cma:0kB [ 1614.146960][ T3353] lowmem_reserve[]: 0 0 1 1 1 [ 1614.147021][ T3353] Node 0 Normal free:0kB boost:0kB min:20kB low:24kB high:28kB reserved_highatomic:0KB active_anon:52kB inactive_anon:12kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:1640kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1614.147109][ T3353] lowmem_reserve[]: 0 0 0 0 [ 1614.152659][ T2781] node 0: slabs: 231, objs: 7392, free: 0 [ 1614.156854][ T3353] 0 [ 1614.162240][ T2781] node 1: slabs: 127, objs: 4064, free: 0 [ 1614.171987][ T3353] Node 1 Normal free:19952kB boost:0kB min:54444kB low:68052kB high:81660kB reserved_highatomic:45056KB active_anon:696kB inactive_anon:17988kB active_file:24kB inactive_file:20kB unevictable:1536kB writepending:0kB present:4194304kB managed:4117620kB mlocked:0kB bounce:0kB free_pcp:284kB local_pcp:284kB free_cma:0kB [ 1614.181950][ T46] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1614.186161][ T3353] lowmem_reserve[]: 0 [ 1614.189238][ T46] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 1614.192333][ T3353] 0 0 [ 1614.198222][ T46] node 0: slabs: 231, objs: 7392, free: 0 [ 1614.242774][ T3353] 0 0 [ 1614.242805][ T3353] Node 0 DMA: 0*4kB 1*8kB (U) 1*16kB (E) 2*32kB (UE) 1*64kB (E) 2*128kB (UE) 1*256kB (E) 1*512kB (E) 1*1024kB (E) 2*2048kB (ME) 1*4096kB (M) = 10392kB [ 1614.243079][ T3353] Node 0 [ 1614.249027][ T46] node 1: slabs: 127, objs: 4064, free: 0 [ 1614.281279][ T3353] DMA32: 321*4kB (ME) 88*8kB (MEH) 33*16kB (M) 31*32kB (UMEH) 15*64kB (UMEH) 9*128kB (UMEH) 8*256kB (UMEH) 3*512kB (UMH) 0*1024kB 0*2048kB 0*4096kB = 9204kB [ 1614.281540][ T3353] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 1614.281730][ T3353] Node 1 Normal: 930*4kB (UMEH) 465*8kB (UMEH) 178*16kB (UMEH) 82*32kB (UMEH) 26*64kB (UMH) 8*128kB (H) 5*256kB (H) 6*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 19952kB [ 1614.281998][ T3353] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1614.282026][ T3353] Node 0 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 1614.638020][ T3353] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1614.647658][ T3353] Node 1 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 1614.657043][ T3353] 2216 total pagecache pages [ 1614.661710][ T3353] 0 pages in swap cache [ 1614.665911][ T3353] Free swap = 0kB [ 1614.669739][ T3353] Total swap = 0kB [ 1614.673588][ T3353] 2097051 pages RAM [ 1614.677425][ T3353] 0 pages HighMem/MovableOnly [ 1614.682183][ T3353] 392114 pages reserved [ 1614.686371][ T3353] 0 pages cma reserved [ 1619.474708][ C0] slab_out_of_memory: 2538 callbacks suppressed [ 1619.474730][ C0] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1619.489160][ C0] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1619.499726][ C0] node 0: slabs: 3902, objs: 46824, free: 0 [ 1619.505808][ C0] node 1: slabs: 2780, objs: 33360, free: 11 [ 1619.512187][ C1] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1619.520291][ C1] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1619.530856][ C1] node 0: slabs: 3903, objs: 46836, free: 0 [ 1619.536952][ C1] node 1: slabs: 2780, objs: 33360, free: 11 [ 1619.544097][T27617] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1619.544235][ T5285] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1619.552164][T27617] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1619.561122][ T5285] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1619.561155][ T5285] node 0: slabs: 1696, objs: 27122, free: 0 [ 1619.561177][ T5285] node 1: slabs: 2905, objs: 45738, free: 5 [ 1619.561675][ T46] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1619.571825][T27617] node 0: slabs: 3904, objs: 46848, free: 0 [ 1619.571854][T27617] node 1: slabs: 2780, objs: 33360, free: 11 [ 1619.582800][ T46] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1619.588720][T27617] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1619.594976][ T46] node 0: slabs: 1696, objs: 27122, free: 0 [ 1619.603897][T27617] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1619.610023][ T46] node 1: slabs: 2905, objs: 45738, free: 5 [ 1619.616260][T27617] node 0: slabs: 3906, objs: 46872, free: 0 [ 1619.626686][ T3353] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1619.634372][T27617] node 1: slabs: 2780, objs: 33360, free: 11 [ 1619.640552][ T3353] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1619.652174][ T40] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1619.657137][ T3353] node 0: slabs: 3906, objs: 46872, free: 0 [ 1619.663235][ T40] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1619.671236][ T3353] node 1: slabs: 2780, objs: 33360, free: 11 [ 1619.677384][ T40] node 0: slabs: 1696, objs: 27122, free: 0 [ 1619.687918][ T3353] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1619.696861][ T40] node 1: slabs: 2905, objs: 45738, free: 5 [ 1619.702941][ T3353] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1619.714083][T13581] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1619.719220][ T3353] node 0: slabs: 3907, objs: 46884, free: 0 [ 1619.725284][T13581] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1619.733289][ T3353] node 1: slabs: 2780, objs: 33360, free: 11 [ 1619.739406][T13581] node 0: slabs: 1696, objs: 27122, free: 0 [ 1619.788611][T13581] node 1: slabs: 2905, objs: 45738, free: 5 [ 1623.729474][ T40] warn_alloc: 5821 callbacks suppressed [ 1623.729499][ T40] kworker/u4:2: page allocation failure: order:0, mode:0x820(GFP_ATOMIC), nodemask=(null),cpuset=/,mems_allowed=0-1 [ 1623.787815][ T40] CPU: 0 PID: 40 Comm: kworker/u4:2 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1623.797878][ T40] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1623.807993][ T40] Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet [ 1623.815958][ T40] Call Trace: [ 1623.819277][ T40] [ 1623.822248][ T40] dump_stack_lvl+0x136/0x150 [ 1623.826976][ T40] warn_alloc+0x213/0x360 [ 1623.831362][ T40] ? zone_watermark_ok_safe+0x2e0/0x2e0 [ 1623.836967][ T40] ? find_held_lock+0x2d/0x110 [ 1623.841819][ T40] ? __zone_watermark_ok+0x4d0/0x4d0 [ 1623.847176][ T40] ? wake_all_kswapds+0x182/0x2d0 [ 1623.852283][ T40] __alloc_pages_slowpath.constprop.0+0x1bf6/0x2170 [ 1623.858956][ T40] ? warn_alloc+0x360/0x360 [ 1623.863510][ T40] ? __lock_acquire+0x18bc/0x5d40 [ 1623.868596][ T40] ? __zone_watermark_ok+0x4d0/0x4d0 [ 1623.873933][ T40] ? prepare_alloc_pages+0x417/0x570 [ 1623.879268][ T40] ? mark_lock.part.0+0xee/0x1970 [ 1623.884343][ T40] __alloc_pages+0x408/0x4a0 [ 1623.888981][ T40] ? print_usage_bug.part.0+0x660/0x660 [ 1623.894591][ T40] ? __alloc_pages_slowpath.constprop.0+0x2170/0x2170 [ 1623.901406][ T40] ? print_usage_bug.part.0+0x660/0x660 [ 1623.907019][ T40] ? __slab_alloc.constprop.0+0x56/0xa0 [ 1623.912666][ T40] alloc_pages+0x1aa/0x270 [ 1623.917167][ T40] allocate_slab+0x27b/0x390 [ 1623.921829][ T40] ? __cpuset_node_allowed+0x41/0x620 [ 1623.927276][ T40] ___slab_alloc+0xa91/0x1400 [ 1623.932019][ T40] ? skb_clone+0x172/0x3c0 [ 1623.936508][ T40] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 1623.942546][ T40] ? lock_downgrade+0x690/0x690 [ 1623.947452][ T40] ? skb_clone+0x172/0x3c0 [ 1623.951930][ T40] __slab_alloc.constprop.0+0x56/0xa0 [ 1623.957377][ T40] ? skb_clone+0x172/0x3c0 [ 1623.961861][ T40] kmem_cache_alloc+0x38e/0x3b0 [ 1623.970009][ T40] skb_clone+0x172/0x3c0 [ 1623.974367][ T40] batadv_iv_send_outstanding_bat_ogm_packet+0x55c/0x960 [ 1623.981492][ T40] process_one_work+0x991/0x15c0 [ 1623.986511][ T40] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 1623.991953][ T40] ? spin_bug+0x1c0/0x1c0 [ 1623.996339][ T40] ? _raw_spin_lock_irq+0x45/0x50 [ 1624.001433][ T40] worker_thread+0x669/0x1090 [ 1624.006202][ T40] ? process_one_work+0x15c0/0x15c0 [ 1624.011570][ T40] kthread+0x2e8/0x3a0 [ 1624.015693][ T40] ? kthread_complete_and_exit+0x40/0x40 [ 1624.021386][ T40] ret_from_fork+0x1f/0x30 [ 1624.025894][ T40] [ 1624.492773][ T5190] slab_out_of_memory: 3682 callbacks suppressed [ 1624.492798][ T5190] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1624.492839][ T5285] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1624.499138][ T5190] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1624.499170][ T5190] node 0: slabs: 1726, objs: 27602, free: 0 [ 1624.499197][ T5190] node 1: slabs: 2905, objs: 45738, free: 5 [ 1624.499275][ T46] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1624.499304][ T46] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1624.499334][ T46] node 0: slabs: 1726, objs: 27602, free: 0 [ 1624.499356][ T46] node 1: slabs: 2905, objs: 45738, free: 5 [ 1624.499457][ T46] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1624.499483][ T46] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1624.499513][ T46] node 0: slabs: 1726, objs: 27602, free: 0 [ 1624.508448][ T5285] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1624.517603][ T46] node 1: slabs: 2905, objs: 45738, free: 5 [ 1624.517691][T13581] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1624.517718][T13581] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1624.517748][T13581] node 0: slabs: 1726, objs: 27602, free: 0 [ 1624.527849][ T5285] node 0: slabs: 1726, objs: 27602, free: 0 [ 1624.533972][T13581] node 1: slabs: 2905, objs: 45738, free: 5 [ 1624.540068][ T5285] node 1: slabs: 2905, objs: 45738, free: 5 [ 1624.541007][ T3353] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1624.549364][ T2781] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1624.559389][ T3353] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1624.565431][ T2781] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1624.571539][ T3353] node 0: slabs: 4054, objs: 48648, free: 0 [ 1624.571569][ T3353] node 1: slabs: 2780, objs: 33360, free: 11 [ 1624.571618][ T3353] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1624.580588][ T2781] node 0: slabs: 1726, objs: 27602, free: 0 [ 1624.590657][ T3353] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1624.597319][ T2781] node 1: slabs: 2905, objs: 45738, free: 5 [ 1624.602383][T27617] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1624.607922][ T3353] node 0: slabs: 4057, objs: 48684, free: 0 [ 1624.613714][T27617] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1624.622656][ T3353] node 1: slabs: 2780, objs: 33360, free: 11 [ 1624.623494][ T5190] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1624.632847][T27617] node 0: slabs: 4057, objs: 48684, free: 0 [ 1624.632873][T27617] node 1: slabs: 2780, objs: 33360, free: 11 [ 1624.791990][ T5190] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1624.802138][ T5190] node 0: slabs: 1726, objs: 27602, free: 0 [ 1624.808249][ T5190] node 1: slabs: 2905, objs: 45738, free: 5 [ 1624.832791][ T40] Mem-Info: [ 1624.841258][ T40] active_anon:7817 inactive_anon:73237 isolated_anon:0 [ 1624.841258][ T40] active_file:37 inactive_file:0 isolated_file:0 [ 1624.841258][ T40] unevictable:768 dirty:0 writeback:0 [ 1624.841258][ T40] slab_reclaimable:22761 slab_unreclaimable:1440587 [ 1624.841258][ T40] mapped:13196 shmem:2196 pagetables:659 [ 1624.841258][ T40] sec_pagetables:0 bounce:0 [ 1624.841258][ T40] kernel_misc_reclaimable:0 [ 1624.841258][ T40] free:9246 free_pcp:272 free_cma:0 [ 1624.937590][ T40] Node 0 active_anon:292340kB inactive_anon:13192kB active_file:32kB inactive_file:4kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:52504kB dirty:0kB writeback:0kB shmem:6672kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 10240kB writeback_tmp:0kB kernel_stack:9392kB pagetables:2340kB sec_pagetables:0kB all_unreclaimable? no [ 1625.010853][ T40] Node 1 active_anon:18152kB inactive_anon:532kB active_file:60kB inactive_file:0kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:280kB dirty:0kB writeback:0kB shmem:2112kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:528kB pagetables:296kB sec_pagetables:0kB all_unreclaimable? no [ 1625.051346][ T40] Node 0 DMA free:10392kB boost:0kB min:200kB low:248kB high:296kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1625.121285][ T40] lowmem_reserve[]: 0 2617 2619 2619 2619 [ 1625.127334][ T40] Node 0 DMA32 free:6772kB boost:0kB min:35440kB low:44300kB high:53160kB reserved_highatomic:30720KB active_anon:13468kB inactive_anon:292000kB active_file:28kB inactive_file:4kB unevictable:1536kB writepending:0kB present:3129332kB managed:2685128kB mlocked:0kB bounce:0kB free_pcp:476kB local_pcp:388kB free_cma:0kB [ 1625.170849][ T40] lowmem_reserve[]: 0 0 1 1 1 [ 1625.184564][ T40] Node 0 Normal free:0kB boost:0kB min:20kB low:24kB high:28kB reserved_highatomic:0KB active_anon:52kB inactive_anon:12kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:1640kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1625.251386][ T40] lowmem_reserve[]: 0 0 0 0 0 [ 1625.256347][ T40] Node 1 Normal free:19568kB boost:0kB min:54444kB low:68052kB high:81660kB reserved_highatomic:45056KB active_anon:18140kB inactive_anon:544kB active_file:60kB inactive_file:0kB unevictable:1536kB writepending:0kB present:4194304kB managed:4117620kB mlocked:0kB bounce:0kB free_pcp:532kB local_pcp:328kB free_cma:0kB [ 1625.329294][ T40] lowmem_reserve[]: 0 0 0 0 0 [ 1625.334447][ T40] Node 0 DMA: 0*4kB 1*8kB (U) 1*16kB (E) 2*32kB (UE) 1*64kB (E) 2*128kB (UE) 1*256kB (E) 1*512kB (E) 1*1024kB (E) 2*2048kB (ME) 1*4096kB (M) = 10392kB [ 1625.371623][ T40] Node 0 DMA32: 312*4kB (UME) 85*8kB (UMEH) 31*16kB (UM) 24*32kB (MH) 12*64kB (UH) 6*128kB (UH) 5*256kB (UH) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 6520kB [ 1625.408537][ T40] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 1625.443490][ T40] Node 1 Normal: 922*4kB (MEH) 459*8kB (UMEH) 177*16kB (UMEH) 77*32kB (UMEH) 24*64kB (MH) 8*128kB (H) 5*256kB (H) 6*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 19568kB [ 1625.488452][ T40] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1625.517759][ T40] Node 0 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 1625.542694][ T40] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1625.568723][ T40] Node 1 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 1625.595675][ T40] 2216 total pagecache pages [ 1625.610222][ T40] 0 pages in swap cache [ 1625.615339][ T40] Free swap = 0kB [ 1625.630514][ T40] Total swap = 0kB [ 1625.634384][ T40] 2097051 pages RAM [ 1625.638325][ T40] 0 pages HighMem/MovableOnly [ 1625.652798][ T40] 392114 pages reserved [ 1625.657341][ T40] 0 pages cma reserved [ 1627.640004][ C0] dccp_parse_options: DCCP(ffff8880213c4b40): Option 38 (len=1) error=5 [ 1629.503124][ T5190] slab_out_of_memory: 3907 callbacks suppressed [ 1629.503149][ T5190] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1629.510848][ C1] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1629.510883][ C1] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1629.510918][ C1] node 0: slabs: 4201, objs: 50412, free: 0 [ 1629.510947][ C1] node 1: slabs: 2780, objs: 33360, free: 11 [ 1629.529341][T11288] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1629.538283][ T5190] cache: kmalloc-512, object size: 512, buffer size: 1024, default order: 2, min order: 0 [ 1629.544347][T11288] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1629.550507][ T5190] node 0: slabs: 3638, objs: 58208, free: 0 [ 1629.550534][ T5190] node 1: slabs: 9836, objs: 157352, free: 9 [ 1629.550907][ T3353] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1629.558610][T11288] node 0: slabs: 4202, objs: 50424, free: 0 [ 1629.568705][ T3353] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1629.579339][T11288] node 1: slabs: 2780, objs: 33360, free: 11 [ 1629.585365][ T3353] node 0: slabs: 4202, objs: 50424, free: 0 [ 1629.591571][T11288] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1629.599532][ T3353] node 1: slabs: 2780, objs: 33360, free: 11 [ 1629.605598][T11288] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1629.616135][ T3353] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1629.616160][ T3353] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1629.616188][ T3353] node 0: slabs: 4203, objs: 50436, free: 0 [ 1629.616212][ T3353] node 1: slabs: 2780, objs: 33360, free: 11 [ 1629.618569][ T40] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1629.623066][T11288] node 0: slabs: 4205, objs: 50460, free: 0 [ 1629.629038][ T40] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 1629.637011][T11288] node 1: slabs: 2780, objs: 33360, free: 11 [ 1629.643441][ T40] node 0: slabs: 231, objs: 7392, free: 0 [ 1629.713285][ T2781] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1629.716898][ T40] node 1: slabs: 134, objs: 4288, free: 0 [ 1629.722777][ T2781] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1629.722809][ T2781] node 0: slabs: 1745, objs: 27906, free: 0 [ 1629.722835][ T2781] node 1: slabs: 2905, objs: 45738, free: 5 [ 1629.722925][T13581] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1629.722955][T13581] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1629.722986][T13581] node 0: slabs: 1745, objs: 27906, free: 0 [ 1629.789645][T13581] node 1: slabs: 2905, objs: 45738, free: 5 [ 1629.795988][ T5285] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1629.805061][ T5285] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 1629.815066][ T5285] node 0: slabs: 231, objs: 7392, free: 0 [ 1629.821757][ T5285] node 1: slabs: 134, objs: 4288, free: 0 [ 1633.740973][ T5190] warn_alloc: 7467 callbacks suppressed [ 1633.740998][ T5190] kworker/u4:7: page allocation failure: order:0, mode:0x820(GFP_ATOMIC), nodemask=(null),cpuset=/,mems_allowed=0-1 [ 1633.784726][ T5190] CPU: 0 PID: 5190 Comm: kworker/u4:7 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1633.794971][ T5190] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1633.805163][ T5190] Workqueue: bat_events batadv_mcast_mla_update [ 1633.811487][ T5190] Call Trace: [ 1633.814812][ T5190] [ 1633.817787][ T5190] dump_stack_lvl+0x136/0x150 [ 1633.822536][ T5190] warn_alloc+0x213/0x360 [ 1633.826933][ T5190] ? zone_watermark_ok_safe+0x2e0/0x2e0 [ 1633.832533][ T5190] ? find_held_lock+0x2d/0x110 [ 1633.837383][ T5190] ? __zone_watermark_ok+0x4d0/0x4d0 [ 1633.842726][ T5190] ? wake_all_kswapds+0x182/0x2d0 [ 1633.847811][ T5190] __alloc_pages_slowpath.constprop.0+0x1bf6/0x2170 [ 1633.854454][ T5190] ? warn_alloc+0x360/0x360 [ 1633.858987][ T5190] ? __lock_acquire+0x18bc/0x5d40 [ 1633.864048][ T5190] ? __zone_watermark_ok+0x4d0/0x4d0 [ 1633.869367][ T5190] ? prepare_alloc_pages+0x417/0x570 [ 1633.874682][ T5190] ? mark_lock.part.0+0xee/0x1970 [ 1633.879747][ T5190] __alloc_pages+0x408/0x4a0 [ 1633.884369][ T5190] ? __alloc_pages_slowpath.constprop.0+0x2170/0x2170 [ 1633.891181][ T5190] ? __slab_alloc.constprop.0+0x56/0xa0 [ 1633.896790][ T5190] alloc_pages+0x1aa/0x270 [ 1633.901259][ T5190] allocate_slab+0x27b/0x390 [ 1633.905893][ T5190] ? __cpuset_node_allowed+0x41/0x620 [ 1633.911325][ T5190] ___slab_alloc+0xa91/0x1400 [ 1633.916048][ T5190] ? batadv_mcast_mla_update+0x13bf/0x2c40 [ 1633.921938][ T5190] ? batadv_mcast_mla_update+0x13bf/0x2c40 [ 1633.927784][ T5190] __slab_alloc.constprop.0+0x56/0xa0 [ 1633.933200][ T5190] ? batadv_mcast_mla_update+0x1be0/0x2c40 [ 1633.939047][ T5190] __kmem_cache_alloc_node+0x136/0x320 [ 1633.944548][ T5190] ? batadv_mcast_mla_update+0x13bf/0x2c40 [ 1633.950418][ T5190] kmalloc_trace+0x26/0xe0 [ 1633.954890][ T5190] batadv_mcast_mla_update+0x13bf/0x2c40 [ 1633.960579][ T5190] ? batadv_mcast_get_bridge+0x2b0/0x2b0 [ 1633.966256][ T5190] ? lock_release+0x670/0x670 [ 1633.971082][ T5190] ? lock_downgrade+0x690/0x690 [ 1633.975961][ T5190] ? move_linked_works+0x1ec/0x2f0 [ 1633.981231][ T5190] ? _raw_spin_unlock_irq+0x23/0x50 [ 1633.986478][ T5190] process_one_work+0x991/0x15c0 [ 1633.991472][ T5190] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 1633.996888][ T5190] ? spin_bug+0x1c0/0x1c0 [ 1634.001252][ T5190] ? _raw_spin_lock_irq+0x45/0x50 [ 1634.006333][ T5190] worker_thread+0x669/0x1090 [ 1634.011062][ T5190] ? __kthread_parkme+0x163/0x220 [ 1634.016119][ T5190] ? process_one_work+0x15c0/0x15c0 [ 1634.021359][ T5190] kthread+0x2e8/0x3a0 [ 1634.025468][ T5190] ? kthread_complete_and_exit+0x40/0x40 [ 1634.031139][ T5190] ret_from_fork+0x1f/0x30 [ 1634.035612][ T5190] [ 1634.397603][ T5190] Mem-Info: [ 1634.407498][ T5190] active_anon:73289 inactive_anon:7765 isolated_anon:0 [ 1634.407498][ T5190] active_file:24 inactive_file:0 isolated_file:0 [ 1634.407498][ T5190] unevictable:768 dirty:0 writeback:0 [ 1634.407498][ T5190] slab_reclaimable:22761 slab_unreclaimable:1441615 [ 1634.407498][ T5190] mapped:13196 shmem:2196 pagetables:659 [ 1634.407498][ T5190] sec_pagetables:0 bounce:0 [ 1634.407498][ T5190] kernel_misc_reclaimable:0 [ 1634.407498][ T5190] free:8271 free_pcp:136 free_cma:0 [ 1634.527479][T13581] slab_out_of_memory: 3548 callbacks suppressed [ 1634.527501][T13581] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1634.543721][T13581] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1634.553883][T13581] node 0: slabs: 1769, objs: 28290, free: 0 [ 1634.558931][ T5190] Node 0 active_anon:292608kB inactive_anon:12924kB active_file:88kB inactive_file:0kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:52504kB dirty:0kB writeback:0kB shmem:6672kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 10240kB writeback_tmp:0kB kernel_stack:9392kB pagetables:2340kB sec_pagetables:0kB all_unreclaimable? no [ 1634.560002][T13581] node 1: slabs: 2905, objs: 45738, free: 5 [ 1634.592732][T27617] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1634.606549][T27617] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1634.617162][T27617] node 0: slabs: 4364, objs: 52368, free: 0 [ 1634.619325][ T3353] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1634.623414][T27617] node 1: slabs: 2780, objs: 33360, free: 11 [ 1634.632376][ T3353] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1634.639116][ T2781] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1634.648970][ T3353] node 0: slabs: 4367, objs: 52404, free: 0 [ 1634.657742][ T2781] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1634.663794][ T3353] node 1: slabs: 2780, objs: 33360, free: 11 [ 1634.673910][ T2781] node 0: slabs: 1769, objs: 28290, free: 0 [ 1634.680517][ T5285] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1634.686164][ T2781] node 1: slabs: 2905, objs: 45738, free: 5 [ 1634.695154][ T5285] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1634.701396][ C0] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1634.701428][ C0] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1634.711665][ T5285] node 0: slabs: 1769, objs: 28290, free: 0 [ 1634.719663][ C0] node 0: slabs: 4367, objs: 52404, free: 0 [ 1634.730270][ T5285] node 1: slabs: 2905, objs: 45738, free: 5 [ 1634.736315][ C0] node 1: slabs: 2780, objs: 33360, free: 11 [ 1634.736748][ T40] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1634.736778][ T40] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1634.736817][ T40] node 0: slabs: 1769, objs: 28290, free: 0 [ 1634.736842][ T40] node 1: slabs: 2905, objs: 45738, free: 5 [ 1634.736950][ T40] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1634.736978][ T40] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1634.737007][ T40] node 0: slabs: 1769, objs: 28290, free: 0 [ 1634.737031][ T40] node 1: slabs: 2905, objs: 45738, free: 5 [ 1634.737093][ T40] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1634.737124][ T40] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1634.737156][ T40] node 0: slabs: 1769, objs: 28290, free: 0 [ 1634.737181][ T40] node 1: slabs: 2905, objs: 45738, free: 5 [ 1634.737274][ T40] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1634.781201][ T5190] Node 1 active_anon:18252kB inactive_anon:432kB active_file:52kB inactive_file:0kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:280kB dirty:0kB writeback:0kB shmem:2112kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:528kB pagetables:296kB sec_pagetables:0kB all_unreclaimable? no [ 1634.787248][ T40] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1634.820902][ T5190] Node 0 [ 1634.827541][ T40] node 0: slabs: 1769, objs: 28290, free: 0 [ 1634.863853][ T5190] DMA free:8744kB boost:0kB min:200kB low:248kB high:296kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1634.890931][ T40] node 1: slabs: 2905, objs: 45738, free: 5 [ 1634.995550][ T5190] lowmem_reserve[]: 0 2617 2619 2619 2619 [ 1635.002174][ T5190] Node 0 DMA32 free:4440kB boost:0kB min:35440kB low:44300kB high:53160kB reserved_highatomic:30720KB active_anon:12736kB inactive_anon:292732kB active_file:0kB inactive_file:72kB unevictable:1536kB writepending:0kB present:3129332kB managed:2685128kB mlocked:0kB bounce:0kB free_pcp:216kB local_pcp:8kB free_cma:0kB [ 1635.037176][ T5190] lowmem_reserve[]: 0 0 1 1 1 [ 1635.043549][ T5190] Node 0 Normal free:0kB boost:0kB min:20kB low:24kB high:28kB reserved_highatomic:0KB active_anon:52kB inactive_anon:12kB active_file:0kB inactive_file:8kB unevictable:0kB writepending:0kB present:1048576kB managed:1640kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1635.077166][ T5190] lowmem_reserve[]: 0 0 0 0 0 [ 1635.082260][ T5190] Node 1 Normal free:19832kB boost:0kB min:54444kB low:68052kB high:81660kB reserved_highatomic:45056KB active_anon:18216kB inactive_anon:468kB active_file:44kB inactive_file:0kB unevictable:1536kB writepending:0kB present:4194304kB managed:4117620kB mlocked:0kB bounce:0kB free_pcp:268kB local_pcp:204kB free_cma:0kB [ 1635.117618][ T5190] lowmem_reserve[]: 0 0 0 0 0 [ 1635.122688][ T5190] Node 0 DMA: 0*4kB 1*8kB (U) 1*16kB (E) 1*32kB (E) 1*64kB (E) 1*128kB (E) 1*256kB (E) 2*512kB (UE) 1*1024kB (E) 3*2048kB (UME) 0*4096kB = 8696kB [ 1635.143907][ T5190] Node 0 DMA32: 134*4kB (ME) 56*8kB (UMEH) 0*16kB 22*32kB (H) 11*64kB (H) 4*128kB (H) 4*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 4440kB [ 1635.163878][ T5190] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 1635.176373][ T5190] Node 1 Normal: 922*4kB (MEH) 460*8kB (UMEH) 177*16kB (UMEH) 77*32kB (UMEH) 28*64kB (UMH) 8*128kB (H) 5*256kB (H) 6*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 19832kB [ 1635.200087][ T5190] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1635.214611][ T5190] Node 0 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 1635.224198][ T5190] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1635.240009][ T5190] Node 1 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 1635.252762][ T5190] 2216 total pagecache pages [ 1635.257485][ T5190] 0 pages in swap cache [ 1635.263887][ T5190] Free swap = 0kB [ 1635.267648][ T5190] Total swap = 0kB [ 1635.274307][ T5190] 2097051 pages RAM [ 1635.278344][ T5190] 0 pages HighMem/MovableOnly [ 1635.285670][ T5190] 392114 pages reserved [ 1635.292239][ T5190] 0 pages cma reserved [ 1639.545448][ T40] slab_out_of_memory: 3658 callbacks suppressed [ 1639.545474][ T40] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1639.545674][T13581] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1639.552359][ T40] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1639.561010][T13581] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1639.569885][ T40] node 0: slabs: 1789, objs: 28610, free: 0 [ 1639.579979][T13581] node 0: slabs: 1789, objs: 28610, free: 0 [ 1639.590071][ T40] node 1: slabs: 2905, objs: 45738, free: 5 [ 1639.596141][T13581] node 1: slabs: 2905, objs: 45738, free: 5 [ 1639.602442][ T2781] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1639.602472][ T2781] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1639.602503][ T2781] node 0: slabs: 1789, objs: 28610, free: 0 [ 1639.602528][ T2781] node 1: slabs: 2905, objs: 45738, free: 5 [ 1639.608767][T27617] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1639.615169][ T5707] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1639.623690][T27617] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1639.633847][ T5707] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1639.640113][T27617] node 0: slabs: 4527, objs: 54324, free: 0 [ 1639.645983][ T5707] node 0: slabs: 4527, objs: 54324, free: 0 [ 1639.654620][T27617] node 1: slabs: 2780, objs: 33360, free: 11 [ 1639.654747][ T5285] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1639.654776][ T5285] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1639.654806][ T5285] node 0: slabs: 1789, objs: 28610, free: 0 [ 1639.654832][ T5285] node 1: slabs: 2905, objs: 45738, free: 5 [ 1639.655123][ T5285] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1639.663187][ T5707] node 1: slabs: 2780, objs: 33360, free: 11 [ 1639.673416][ T5285] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1639.684143][ T46] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1639.690132][ T5285] node 0: slabs: 1789, objs: 28610, free: 0 [ 1639.696185][ T46] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1639.702365][ T5285] node 1: slabs: 2905, objs: 45738, free: 5 [ 1639.711309][ T46] node 0: slabs: 1789, objs: 28610, free: 0 [ 1639.711337][ T46] node 1: slabs: 2905, objs: 45738, free: 5 [ 1639.724862][ C0] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1639.748586][ T2781] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1639.748908][ C0] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1639.748941][ C0] node 0: slabs: 4530, objs: 54360, free: 0 [ 1639.748969][ C0] node 1: slabs: 2780, objs: 33360, free: 11 [ 1639.759934][ T2781] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1639.853094][ T2781] node 0: slabs: 1790, objs: 28626, free: 0 [ 1639.859247][ T2781] node 1: slabs: 2905, objs: 45738, free: 5 [ 1643.535260][ C1] dccp_parse_options: DCCP(ffff8880213c4080): Option 38 (len=1) error=5 [ 1643.749378][T11288] warn_alloc: 7521 callbacks suppressed [ 1643.749403][T11288] kworker/0:4: page allocation failure: order:0, mode:0x820(GFP_ATOMIC), nodemask=(null),cpuset=/,mems_allowed=0-1 [ 1643.767544][T11288] CPU: 0 PID: 11288 Comm: kworker/0:4 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1643.777929][T11288] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1643.788049][T11288] Workqueue: events nsim_dev_trap_report_work [ 1643.794291][T11288] Call Trace: [ 1643.797623][T11288] [ 1643.800616][T11288] dump_stack_lvl+0x136/0x150 [ 1643.805356][T11288] warn_alloc+0x213/0x360 [ 1643.809754][T11288] ? zone_watermark_ok_safe+0x2e0/0x2e0 [ 1643.815374][T11288] ? find_held_lock+0x2d/0x110 [ 1643.820220][T11288] ? __zone_watermark_ok+0x4d0/0x4d0 [ 1643.825551][T11288] ? wake_all_kswapds+0x182/0x2d0 [ 1643.830649][T11288] __alloc_pages_slowpath.constprop.0+0x1bf6/0x2170 [ 1643.837304][T11288] ? warn_alloc+0x360/0x360 [ 1643.841855][T11288] ? __lock_acquire+0x18bc/0x5d40 [ 1643.846922][T11288] ? __zone_watermark_ok+0x4d0/0x4d0 [ 1643.852243][T11288] ? prepare_alloc_pages+0x417/0x570 [ 1643.857558][T11288] ? mark_lock.part.0+0xee/0x1970 [ 1643.862634][T11288] __alloc_pages+0x408/0x4a0 [ 1643.867248][T11288] ? print_usage_bug.part.0+0x660/0x660 [ 1643.872821][T11288] ? __alloc_pages_slowpath.constprop.0+0x2170/0x2170 [ 1643.879632][T11288] ? __slab_alloc.constprop.0+0x56/0xa0 [ 1643.885227][T11288] alloc_pages+0x1aa/0x270 [ 1643.889692][T11288] allocate_slab+0x27b/0x390 [ 1643.894334][T11288] ? __cpuset_node_allowed+0x41/0x620 [ 1643.899755][T11288] ___slab_alloc+0xa91/0x1400 [ 1643.904475][T11288] ? __alloc_skb+0x288/0x330 [ 1643.909110][T11288] ? lockdep_hardirqs_on+0x7d/0x100 [ 1643.914349][T11288] ? __alloc_skb+0x288/0x330 [ 1643.918981][T11288] __slab_alloc.constprop.0+0x56/0xa0 [ 1643.924399][T11288] ? __alloc_skb+0x288/0x330 [ 1643.929026][T11288] kmem_cache_alloc_node+0x138/0x3e0 [ 1643.934363][T11288] __alloc_skb+0x288/0x330 [ 1643.938819][T11288] ? __napi_build_skb+0x50/0x50 [ 1643.943709][T11288] ? do_raw_spin_lock+0x124/0x2b0 [ 1643.948769][T11288] ? spin_bug+0x1c0/0x1c0 [ 1643.953141][T11288] nsim_dev_trap_report_work+0x2b1/0xc80 [ 1643.958832][T11288] process_one_work+0x991/0x15c0 [ 1643.963822][T11288] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 1643.969236][T11288] ? spin_bug+0x1c0/0x1c0 [ 1643.973600][T11288] ? _raw_spin_lock_irq+0x45/0x50 [ 1643.978664][T11288] worker_thread+0x669/0x1090 [ 1643.983385][T11288] ? __kthread_parkme+0x163/0x220 [ 1643.988442][T11288] ? process_one_work+0x15c0/0x15c0 [ 1643.993682][T11288] kthread+0x2e8/0x3a0 [ 1643.997783][T11288] ? kthread_complete_and_exit+0x40/0x40 [ 1644.003448][T11288] ret_from_fork+0x1f/0x30 [ 1644.007919][T11288] [ 1644.012418][T11288] Mem-Info: [ 1644.015582][T11288] active_anon:77708 inactive_anon:3346 isolated_anon:0 [ 1644.015582][T11288] active_file:14 inactive_file:2 isolated_file:0 [ 1644.015582][T11288] unevictable:768 dirty:0 writeback:0 [ 1644.015582][T11288] slab_reclaimable:22761 slab_unreclaimable:1442673 [ 1644.015582][T11288] mapped:13196 shmem:2196 pagetables:659 [ 1644.015582][T11288] sec_pagetables:0 bounce:0 [ 1644.015582][T11288] kernel_misc_reclaimable:0 [ 1644.015582][T11288] free:7267 free_pcp:75 free_cma:0 [ 1644.061261][T11288] Node 0 active_anon:292848kB inactive_anon:12684kB active_file:36kB inactive_file:0kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:52504kB dirty:0kB writeback:0kB shmem:6672kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 10240kB writeback_tmp:0kB kernel_stack:9392kB pagetables:2340kB sec_pagetables:0kB all_unreclaimable? no [ 1644.093808][T11288] Node 1 active_anon:17876kB inactive_anon:808kB active_file:20kB inactive_file:8kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:280kB dirty:0kB writeback:0kB shmem:2112kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:528kB pagetables:296kB sec_pagetables:0kB all_unreclaimable? no [ 1644.125232][T11288] Node 0 DMA free:5764kB boost:0kB min:200kB low:248kB high:296kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1644.152331][T11288] lowmem_reserve[]: 0 2617 2619 2619 2619 [ 1644.158201][T11288] Node 0 DMA32 free:3472kB boost:0kB min:35440kB low:44300kB high:53160kB reserved_highatomic:30720KB active_anon:13516kB inactive_anon:291952kB active_file:32kB inactive_file:0kB unevictable:1536kB writepending:0kB present:3129332kB managed:2685128kB mlocked:0kB bounce:0kB free_pcp:32kB local_pcp:16kB free_cma:0kB [ 1644.187984][T11288] lowmem_reserve[]: 0 0 1 1 1 [ 1644.192851][T11288] Node 0 Normal free:0kB boost:0kB min:20kB low:24kB high:28kB reserved_highatomic:0KB active_anon:12kB inactive_anon:52kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:1640kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1644.220122][T11288] lowmem_reserve[]: 0 0 0 0 0 [ 1644.224953][T11288] Node 1 Normal free:19832kB boost:0kB min:54444kB low:68052kB high:81660kB reserved_highatomic:45056KB active_anon:18000kB inactive_anon:684kB active_file:20kB inactive_file:8kB unevictable:1536kB writepending:0kB present:4194304kB managed:4117620kB mlocked:0kB bounce:0kB free_pcp:268kB local_pcp:204kB free_cma:0kB [ 1644.254820][T11288] lowmem_reserve[]: 0 0 0 0 0 [ 1644.259677][T11288] Node 0 DMA: 0*4kB 0*8kB 1*16kB (E) 2*32kB (UE) 2*64kB (UE) 1*128kB (E) 1*256kB (E) 2*512kB (UE) 2*1024kB (UE) 1*2048kB (M) 0*4096kB = 5712kB [ 1644.274640][T11288] Node 0 DMA32: 0*4kB 2*8kB (H) 0*16kB 22*32kB (H) 11*64kB (H) 4*128kB (H) 4*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 3472kB [ 1644.288898][T11288] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 1644.300613][T11288] Node 1 Normal: 922*4kB (MEH) 460*8kB (UMEH) 177*16kB (UMEH) 77*32kB (UMEH) 28*64kB (UMH) 8*128kB (H) 5*256kB (H) 6*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 19832kB [ 1644.317391][T11288] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1644.327137][T11288] Node 0 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 1644.336516][T11288] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1644.346159][T11288] Node 1 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 1644.355524][T11288] 2216 total pagecache pages [ 1644.360190][T11288] 0 pages in swap cache [ 1644.364377][T11288] Free swap = 0kB [ 1644.368126][T11288] Total swap = 0kB [ 1644.371947][T11288] 2097051 pages RAM [ 1644.375779][T11288] 0 pages HighMem/MovableOnly [ 1644.380528][T11288] 392114 pages reserved [ 1644.384703][T11288] 0 pages cma reserved [ 1644.555471][ T2781] slab_out_of_memory: 3561 callbacks suppressed [ 1644.555497][ T2781] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1644.570482][ C0] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1644.570521][ C0] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1644.570555][ C0] node 0: slabs: 4680, objs: 56160, free: 0 [ 1644.570584][ C0] node 1: slabs: 2780, objs: 33360, free: 11 [ 1644.584236][ T3353] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1644.589667][ T2781] cache: kmalloc-32, object size: 32, buffer size: 64, default order: 0, min order: 0 [ 1644.589703][ T2781] node 0: slabs: 2233, objs: 142912, free: 0 [ 1644.589732][ T2781] node 1: slabs: 4446, objs: 284544, free: 2 [ 1644.599217][ T5285] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1644.602424][ T3353] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1644.610154][ T5285] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 1644.620149][ T3353] node 0: slabs: 4680, objs: 56160, free: 0 [ 1644.626344][ T5285] node 0: slabs: 231, objs: 7392, free: 0 [ 1644.632524][ T3353] node 1: slabs: 2780, objs: 33360, free: 11 [ 1644.632579][ T3353] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1644.641542][ T5285] node 1: slabs: 134, objs: 4288, free: 0 [ 1644.669023][ T2781] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1644.674925][ T3353] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1644.681284][ T2781] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 1644.681319][ T2781] node 0: slabs: 231, objs: 7392, free: 0 [ 1644.681344][ T2781] node 1: slabs: 134, objs: 4288, free: 0 [ 1644.700997][ T2781] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1644.704350][ T3353] node 0: slabs: 4683, objs: 56196, free: 0 [ 1644.714856][ T2781] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 1644.724668][ T3353] node 1: slabs: 2780, objs: 33360, free: 11 [ 1644.724804][ T46] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1644.730744][ T2781] node 0: slabs: 231, objs: 7392, free: 0 [ 1644.736624][ T46] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1644.745587][ T2781] node 1: slabs: 134, objs: 4288, free: 0 [ 1644.751659][ T46] node 0: slabs: 1815, objs: 29026, free: 0 [ 1644.751685][ T46] node 1: slabs: 2905, objs: 45738, free: 5 [ 1644.752015][ T5285] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1644.763945][ T5190] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1644.768590][ T5285] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1644.777931][ T5190] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 1644.777964][ T5190] node 0: slabs: 231, objs: 7392, free: 0 [ 1644.777989][ T5190] node 1: slabs: 134, objs: 4288, free: 0 [ 1644.862726][ T5285] node 0: slabs: 1816, objs: 29042, free: 0 [ 1644.868844][ T5285] node 1: slabs: 2905, objs: 45738, free: 5 [ 1649.581218][ T46] slab_out_of_memory: 2453 callbacks suppressed [ 1649.581243][ T46] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1649.593905][ T5190] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1649.596558][ T46] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1649.605555][ T5190] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 1649.615737][ T46] node 0: slabs: 1837, objs: 29378, free: 0 [ 1649.625423][ T5190] node 0: slabs: 231, objs: 7392, free: 0 [ 1649.631506][ T46] node 1: slabs: 2905, objs: 45738, free: 5 [ 1649.637484][ T5190] node 1: slabs: 134, objs: 4288, free: 0 [ 1649.643816][ T5285] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1649.649971][ T14] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1649.658713][ T5285] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1649.666872][ T14] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1649.676890][ T5285] node 0: slabs: 1837, objs: 29378, free: 0 [ 1649.676919][ T5285] node 1: slabs: 2905, objs: 45738, free: 5 [ 1649.677236][ T3353] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1649.688194][ T14] node 0: slabs: 4838, objs: 58056, free: 0 [ 1649.688224][ T14] node 1: slabs: 2780, objs: 33360, free: 11 [ 1649.688391][ T2781] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1649.694597][ T3353] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1649.700710][ T2781] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 1649.708683][ T3353] node 0: slabs: 4838, objs: 58056, free: 0 [ 1649.714776][ T2781] node 0: slabs: 231, objs: 7392, free: 0 [ 1649.721029][ T3353] node 1: slabs: 2780, objs: 33360, free: 11 [ 1649.729982][ T2781] node 1: slabs: 134, objs: 4288, free: 0 [ 1649.745145][T13581] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1649.750664][ T40] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1649.756493][T13581] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1649.762417][ T40] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 1649.768562][T13581] node 0: slabs: 1837, objs: 29378, free: 0 [ 1649.774484][ T40] node 0: slabs: 231, objs: 7392, free: 0 [ 1649.774509][ T40] node 1: slabs: 134, objs: 4288, free: 0 [ 1649.784723][ C0] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1649.838794][ C0] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1649.849338][ C0] node 0: slabs: 4838, objs: 58056, free: 0 [ 1649.855422][ C0] node 1: slabs: 2780, objs: 33360, free: 11 [ 1649.862082][ C1] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1649.870122][ C1] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1649.880871][ C1] node 0: slabs: 4839, objs: 58068, free: 0 [ 1649.886992][ C1] node 1: slabs: 2780, objs: 33360, free: 11 [ 1649.893627][T13581] node 1: slabs: 2905, objs: 45738, free: 5 [ 1653.769462][ T14] warn_alloc: 6006 callbacks suppressed [ 1653.769488][ T14] kworker/0:1: page allocation failure: order:0, mode:0x820(GFP_ATOMIC), nodemask=(null),cpuset=/,mems_allowed=0-1 [ 1653.788023][ T14] CPU: 0 PID: 14 Comm: kworker/0:1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1653.797968][ T14] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1653.808248][ T14] Workqueue: events nsim_dev_trap_report_work [ 1653.814390][ T14] Call Trace: [ 1653.817705][ T14] [ 1653.820680][ T14] dump_stack_lvl+0x136/0x150 [ 1653.825415][ T14] warn_alloc+0x213/0x360 [ 1653.829896][ T14] ? zone_watermark_ok_safe+0x2e0/0x2e0 [ 1653.835504][ T14] ? find_held_lock+0x2d/0x110 [ 1653.840358][ T14] ? __zone_watermark_ok+0x4d0/0x4d0 [ 1653.845702][ T14] ? wake_all_kswapds+0x182/0x2d0 [ 1653.850896][ T14] __alloc_pages_slowpath.constprop.0+0x1bf6/0x2170 [ 1653.857572][ T14] ? warn_alloc+0x360/0x360 [ 1653.862123][ T14] ? __lock_acquire+0x18bc/0x5d40 [ 1653.867203][ T14] ? __zone_watermark_ok+0x4d0/0x4d0 [ 1653.872542][ T14] ? prepare_alloc_pages+0x417/0x570 [ 1653.877897][ T14] ? mark_lock.part.0+0xee/0x1970 [ 1653.882991][ T14] __alloc_pages+0x408/0x4a0 [ 1653.887637][ T14] ? print_usage_bug.part.0+0x660/0x660 [ 1653.893332][ T14] ? __alloc_pages_slowpath.constprop.0+0x2170/0x2170 [ 1653.900177][ T14] ? __slab_alloc.constprop.0+0x56/0xa0 [ 1653.905802][ T14] alloc_pages+0x1aa/0x270 [ 1653.910297][ T14] allocate_slab+0x27b/0x390 [ 1653.915133][ T14] ? __cpuset_node_allowed+0x41/0x620 [ 1653.920618][ T14] ___slab_alloc+0xa91/0x1400 [ 1653.925361][ T14] ? __alloc_skb+0x288/0x330 [ 1653.930019][ T14] ? lockdep_hardirqs_on+0x7d/0x100 [ 1653.935279][ T14] ? __alloc_skb+0x288/0x330 [ 1653.939930][ T14] __slab_alloc.constprop.0+0x56/0xa0 [ 1653.945470][ T14] ? __alloc_skb+0x288/0x330 [ 1653.950123][ T14] kmem_cache_alloc_node+0x138/0x3e0 [ 1653.955489][ T14] __alloc_skb+0x288/0x330 [ 1653.960058][ T14] ? __napi_build_skb+0x50/0x50 [ 1653.965053][ T14] ? do_raw_spin_lock+0x124/0x2b0 [ 1653.970132][ T14] ? spin_bug+0x1c0/0x1c0 [ 1653.974525][ T14] nsim_dev_trap_report_work+0x2b1/0xc80 [ 1653.980242][ T14] process_one_work+0x991/0x15c0 [ 1653.985257][ T14] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 1653.990699][ T14] ? spin_bug+0x1c0/0x1c0 [ 1653.995084][ T14] ? _raw_spin_lock_irq+0x45/0x50 [ 1654.000196][ T14] worker_thread+0x669/0x1090 [ 1654.004969][ T14] ? process_one_work+0x15c0/0x15c0 [ 1654.010260][ T14] kthread+0x2e8/0x3a0 [ 1654.014383][ T14] ? kthread_complete_and_exit+0x40/0x40 [ 1654.020101][ T14] ret_from_fork+0x1f/0x30 [ 1654.024595][ T14] [ 1654.028727][ T14] Mem-Info: [ 1654.032025][ T14] active_anon:7681 inactive_anon:73373 isolated_anon:0 [ 1654.032025][ T14] active_file:3 inactive_file:17 isolated_file:0 [ 1654.032025][ T14] unevictable:768 dirty:0 writeback:0 [ 1654.032025][ T14] slab_reclaimable:22761 slab_unreclaimable:1443768 [ 1654.032025][ T14] mapped:13196 shmem:2196 pagetables:659 [ 1654.032025][ T14] sec_pagetables:0 bounce:0 [ 1654.032025][ T14] kernel_misc_reclaimable:0 [ 1654.032025][ T14] free:6192 free_pcp:72 free_cma:0 [ 1654.076550][ T14] Node 0 active_anon:13512kB inactive_anon:292020kB active_file:8kB inactive_file:28kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:52504kB dirty:0kB writeback:0kB shmem:6672kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 10240kB writeback_tmp:0kB kernel_stack:9392kB pagetables:2340kB sec_pagetables:0kB all_unreclaimable? no [ 1654.108934][ T14] Node 1 active_anon:628kB inactive_anon:18056kB active_file:4kB inactive_file:40kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:280kB dirty:0kB writeback:0kB shmem:2112kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:528kB pagetables:296kB sec_pagetables:0kB all_unreclaimable? no [ 1654.140362][ T14] Node 0 DMA free:1424kB boost:0kB min:200kB low:248kB high:296kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1654.167558][ T14] lowmem_reserve[]: 0 2617 2619 2619 2619 [ 1654.173501][ T14] Node 0 DMA32 free:3472kB boost:0kB min:35440kB low:44300kB high:53160kB reserved_highatomic:30720KB active_anon:292540kB inactive_anon:12928kB active_file:8kB inactive_file:24kB unevictable:1536kB writepending:0kB present:3129332kB managed:2685128kB mlocked:0kB bounce:0kB free_pcp:16kB local_pcp:0kB free_cma:0kB [ 1654.203210][ T14] lowmem_reserve[]: 0 0 1 1 1 [ 1654.208010][ T14] Node 0 Normal free:0kB boost:0kB min:20kB low:24kB high:28kB reserved_highatomic:0KB active_anon:12kB inactive_anon:52kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:1048576kB managed:1640kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1654.235091][ T14] lowmem_reserve[]: 0 0 0 0 0 [ 1654.239931][ T14] Node 1 Normal free:19832kB boost:0kB min:54444kB low:68052kB high:81660kB reserved_highatomic:45056KB active_anon:18160kB inactive_anon:524kB active_file:4kB inactive_file:40kB unevictable:1536kB writepending:0kB present:4194304kB managed:4117620kB mlocked:0kB bounce:0kB free_pcp:272kB local_pcp:204kB free_cma:0kB [ 1654.269804][ T14] lowmem_reserve[]: 0 0 0 0 0 [ 1654.274609][ T14] Node 0 DMA: 1*4kB (U) 0*8kB 1*16kB (U) 1*32kB (U) 1*64kB (U) 0*128kB 1*256kB (U) 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 1396kB [ 1654.288512][ T14] Node 0 DMA32: 0*4kB 2*8kB (H) 0*16kB 22*32kB (H) 11*64kB (H) 4*128kB (H) 4*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 3472kB [ 1654.302780][ T14] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 1654.314504][ T14] Node 1 Normal: 922*4kB (MEH) 460*8kB (UMEH) 177*16kB (UMEH) 77*32kB (UMEH) 28*64kB (UMH) 8*128kB (H) 5*256kB (H) 6*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 19832kB [ 1654.331389][ T14] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1654.341028][ T14] Node 0 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 1654.350409][ T14] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1654.360059][ T14] Node 1 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 1654.369463][ T14] 2216 total pagecache pages [ 1654.374093][ T14] 0 pages in swap cache [ 1654.378294][ T14] Free swap = 0kB [ 1654.382094][ T14] Total swap = 0kB [ 1654.385853][ T14] 2097051 pages RAM [ 1654.389736][ T14] 0 pages HighMem/MovableOnly [ 1654.394448][ T14] 392114 pages reserved [ 1654.398718][ T14] 0 pages cma reserved [ 1654.593925][ T3353] slab_out_of_memory: 3527 callbacks suppressed [ 1654.593950][ T3353] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1654.597749][ C0] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1654.616298][ C0] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1654.626848][ C0] node 0: slabs: 4985, objs: 59820, free: 0 [ 1654.632955][ C0] node 1: slabs: 2780, objs: 33360, free: 11 [ 1654.639952][ T3353] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1654.649113][ T5285] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1654.650920][ T3353] node 0: slabs: 4987, objs: 59844, free: 0 [ 1654.659493][ T5285] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 1654.665507][ T3353] node 1: slabs: 2780, objs: 33360, free: 11 [ 1654.675330][ T5285] node 0: slabs: 231, objs: 7392, free: 0 [ 1654.687719][ T5285] node 1: slabs: 134, objs: 4288, free: 0 [ 1654.689147][ T46] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1654.693876][T13581] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1654.702940][ C1] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1654.702966][ C1] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1654.702996][ C1] node 0: slabs: 4987, objs: 59844, free: 0 [ 1654.703017][ C1] node 1: slabs: 2780, objs: 33360, free: 11 [ 1654.703602][ T46] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1654.712523][T13581] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 1654.712555][T13581] node 0: slabs: 231, objs: 7392, free: 0 [ 1654.720563][ T46] node 0: slabs: 1860, objs: 29746, free: 0 [ 1654.731285][T13581] node 1: slabs: 134, objs: 4288, free: 0 [ 1654.737352][ T46] node 1: slabs: 2905, objs: 45738, free: 5 [ 1654.745742][ T40] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1654.796824][ T40] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 1654.799276][ T3353] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1654.807326][ T40] node 0: slabs: 231, objs: 7392, free: 0 [ 1654.807354][ T40] node 1: slabs: 134, objs: 4288, free: 0 [ 1654.807469][ T5190] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1654.807496][ T5190] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 1654.807526][ T5190] node 0: slabs: 231, objs: 7392, free: 0 [ 1654.816068][ T3353] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1654.821725][ T5190] node 1: slabs: 134, objs: 4288, free: 0 [ 1654.827628][ T3353] node 0: slabs: 4992, objs: 59904, free: 0 [ 1654.836884][ T2781] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1654.846408][ T3353] node 1: slabs: 2780, objs: 33360, free: 11 [ 1654.852327][ T2781] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 1654.900418][ T2781] node 0: slabs: 231, objs: 7392, free: 0 [ 1654.907052][ T2781] node 1: slabs: 134, objs: 4288, free: 0 [ 1659.616326][ T5285] slab_out_of_memory: 3801 callbacks suppressed [ 1659.616351][ T5285] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1659.625958][T13581] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1659.631925][ T5285] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1659.641803][T13581] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1659.651036][ T5285] node 0: slabs: 1874, objs: 29970, free: 0 [ 1659.661215][T13581] node 0: slabs: 1874, objs: 29970, free: 0 [ 1659.667168][ T5285] node 1: slabs: 2917, objs: 45930, free: 5 [ 1659.673265][T13581] node 1: slabs: 2917, objs: 45930, free: 5 [ 1659.679148][ T2781] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1659.680020][ T5162] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1659.685642][ T2781] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1659.694663][ T5162] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1659.702674][ T2781] node 0: slabs: 1874, objs: 29970, free: 0 [ 1659.702701][ T2781] node 1: slabs: 2917, objs: 45930, free: 5 [ 1659.712869][ T5162] node 0: slabs: 5063, objs: 60756, free: 0 [ 1659.730232][ T8854] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1659.730709][ T5162] node 1: slabs: 2864, objs: 34368, free: 10 [ 1659.736545][ T8854] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1659.742796][ T46] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1659.750760][ T8854] node 0: slabs: 5063, objs: 60756, free: 0 [ 1659.756831][ T46] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1659.767364][ T8854] node 1: slabs: 2864, objs: 34368, free: 10 [ 1659.776392][ T46] node 0: slabs: 1874, objs: 29970, free: 0 [ 1659.782581][ T8854] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1659.792637][ T46] node 1: slabs: 2917, objs: 45930, free: 5 [ 1659.798788][ T8854] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1659.805208][ T40] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1659.813028][ T8854] node 0: slabs: 5063, objs: 60756, free: 0 [ 1659.819070][ T40] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1659.830186][ C1] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1659.830213][ T8854] node 1: slabs: 2865, objs: 34380, free: 10 [ 1659.830214][ C1] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1659.830250][ C1] node 0: slabs: 5063, objs: 60756, free: 0 [ 1659.830277][ C1] node 1: slabs: 2865, objs: 34380, free: 10 [ 1659.830372][ T5190] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1659.830401][ T5190] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1659.830432][ T5190] node 0: slabs: 1874, objs: 29970, free: 0 [ 1659.830457][ T5190] node 1: slabs: 2917, objs: 45930, free: 5 [ 1659.925304][ T40] node 0: slabs: 1874, objs: 29970, free: 0 [ 1659.931471][ T40] node 1: slabs: 2917, objs: 45930, free: 5 [ 1663.780019][ T5285] warn_alloc: 7112 callbacks suppressed [ 1663.780042][ T5285] kworker/u4:1: page allocation failure: order:0, mode:0x820(GFP_ATOMIC), nodemask=(null),cpuset=/,mems_allowed=0-1 [ 1663.799012][ T5285] CPU: 1 PID: 5285 Comm: kworker/u4:1 Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1663.809220][ T5285] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1663.819318][ T5285] Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet [ 1663.827230][ T5285] Call Trace: [ 1663.830548][ T5285] [ 1663.833513][ T5285] dump_stack_lvl+0x136/0x150 [ 1663.838285][ T5285] warn_alloc+0x213/0x360 [ 1663.842675][ T5285] ? zone_watermark_ok_safe+0x2e0/0x2e0 [ 1663.848275][ T5285] ? find_held_lock+0x2d/0x110 [ 1663.853132][ T5285] ? __zone_watermark_ok+0x4d0/0x4d0 [ 1663.858474][ T5285] ? wake_all_kswapds+0x182/0x2d0 [ 1663.863578][ T5285] __alloc_pages_slowpath.constprop.0+0x1bf6/0x2170 [ 1663.870247][ T5285] ? warn_alloc+0x360/0x360 [ 1663.874802][ T5285] ? __lock_acquire+0x18bc/0x5d40 [ 1663.879897][ T5285] ? __zone_watermark_ok+0x4d0/0x4d0 [ 1663.885262][ T5285] ? prepare_alloc_pages+0x417/0x570 [ 1663.890602][ T5285] ? mark_lock.part.0+0xee/0x1970 [ 1663.895689][ T5285] __alloc_pages+0x408/0x4a0 [ 1663.900333][ T5285] ? __stack_depot_save+0x39/0x510 [ 1663.905535][ T5285] ? __alloc_pages_slowpath.constprop.0+0x2170/0x2170 [ 1663.912445][ T5285] ? mark_lock.part.0+0xee/0x1970 [ 1663.917549][ T5285] ? __slab_alloc.constprop.0+0x56/0xa0 [ 1663.923258][ T5285] alloc_pages+0x1aa/0x270 [ 1663.927764][ T5285] allocate_slab+0x27b/0x390 [ 1663.932436][ T5285] ? __cpuset_node_allowed+0x41/0x620 [ 1663.937884][ T5285] ___slab_alloc+0xa91/0x1400 [ 1663.942628][ T5285] ? batadv_tvlv_container_register+0x50/0x410 [ 1663.948918][ T5285] ? find_held_lock+0x2d/0x110 [ 1663.953760][ T5285] ? batadv_tvlv_container_register+0x50/0x410 [ 1663.959977][ T5285] __slab_alloc.constprop.0+0x56/0xa0 [ 1663.965436][ T5285] __kmem_cache_alloc_node+0x136/0x320 [ 1663.971044][ T5285] ? batadv_tvlv_container_register+0x50/0x410 [ 1663.977268][ T5285] ? batadv_tvlv_container_register+0x50/0x410 [ 1663.983482][ T5285] __kmalloc+0x4e/0x190 [ 1663.987696][ T5285] batadv_tvlv_container_register+0x50/0x410 [ 1663.993742][ T5285] batadv_tt_tvlv_container_update+0x1e8/0x7d0 [ 1663.999967][ T5285] ? batadv_tt_local_purge+0x370/0x370 [ 1664.005482][ T5285] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 1664.011521][ T5285] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 1664.017575][ T5285] batadv_tt_local_commit_changes_nolock+0xceb/0xe30 [ 1664.024320][ T5285] ? lock_release+0x670/0x670 [ 1664.029062][ T5285] ? batadv_tt_local_purge_pending_clients+0x4d0/0x4d0 [ 1664.035977][ T5285] ? do_raw_spin_lock+0x124/0x2b0 [ 1664.041065][ T5285] ? spin_bug+0x1c0/0x1c0 [ 1664.045474][ T5285] batadv_tt_local_commit_changes+0x26/0x40 [ 1664.051442][ T5285] batadv_iv_ogm_schedule_buff+0x118d/0x1520 [ 1664.057588][ T5285] ? mutex_lock_io_nested+0x11a0/0x11a0 [ 1664.063201][ T5285] ? batadv_nc_skb_store_for_decoding+0xeb/0x460 [ 1664.069611][ T5285] ? batadv_iv_ogm_forward.constprop.0+0x1190/0x1190 [ 1664.076377][ T5285] ? batadv_send_skb_packet+0x56b/0x6a0 [ 1664.082001][ T5285] batadv_iv_send_outstanding_bat_ogm_packet+0x333/0x960 [ 1664.089117][ T5285] process_one_work+0x991/0x15c0 [ 1664.094246][ T5285] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 1664.099687][ T5285] ? spin_bug+0x1c0/0x1c0 [ 1664.104074][ T5285] ? _raw_spin_lock_irq+0x45/0x50 [ 1664.109194][ T5285] worker_thread+0x669/0x1090 [ 1664.113952][ T5285] ? __kthread_parkme+0x163/0x220 [ 1664.119038][ T5285] ? process_one_work+0x15c0/0x15c0 [ 1664.124305][ T5285] kthread+0x2e8/0x3a0 [ 1664.128426][ T5285] ? kthread_complete_and_exit+0x40/0x40 [ 1664.134131][ T5285] ret_from_fork+0x1f/0x30 [ 1664.138638][ T5285] [ 1664.141737][ T5285] Mem-Info: [ 1664.144880][ T5285] active_anon:77598 inactive_anon:3456 isolated_anon:0 [ 1664.144880][ T5285] active_file:3 inactive_file:17 isolated_file:0 [ 1664.144880][ T5285] unevictable:768 dirty:0 writeback:0 [ 1664.144880][ T5285] slab_reclaimable:22761 slab_unreclaimable:1444875 [ 1664.144880][ T5285] mapped:13196 shmem:2196 pagetables:659 [ 1664.144880][ T5285] sec_pagetables:0 bounce:0 [ 1664.144880][ T5285] kernel_misc_reclaimable:0 [ 1664.144880][ T5285] free:5057 free_pcp:97 free_cma:0 [ 1664.189389][ T5285] Node 0 active_anon:292292kB inactive_anon:13240kB active_file:0kB inactive_file:44kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:52504kB dirty:0kB writeback:0kB shmem:6672kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 10240kB writeback_tmp:0kB kernel_stack:9392kB pagetables:2340kB sec_pagetables:0kB all_unreclaimable? no [ 1664.222185][ T5285] Node 1 active_anon:18060kB inactive_anon:624kB active_file:20kB inactive_file:24kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:280kB dirty:0kB writeback:0kB shmem:2112kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:528kB pagetables:296kB sec_pagetables:0kB all_unreclaimable? no [ 1664.253770][ T5285] Node 0 DMA free:0kB boost:0kB min:200kB low:248kB high:296kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1664.280582][ T5285] lowmem_reserve[]: 0 2617 2619 2619 2619 [ 1664.286429][ T5285] Node 0 DMA32 free:3472kB boost:0kB min:35440kB low:44300kB high:53160kB reserved_highatomic:30720KB active_anon:13212kB inactive_anon:292256kB active_file:0kB inactive_file:32kB unevictable:1536kB writepending:0kB present:3129332kB managed:2685128kB mlocked:0kB bounce:0kB free_pcp:16kB local_pcp:16kB free_cma:0kB [ 1664.316213][ T5285] lowmem_reserve[]: 0 0 1 1 1 [ 1664.321066][ T5285] Node 0 Normal free:0kB boost:0kB min:20kB low:24kB high:28kB reserved_highatomic:0KB active_anon:12kB inactive_anon:52kB active_file:8kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:1640kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1664.348142][ T5285] lowmem_reserve[]: 0 0 0 0 0 [ 1664.352989][ T5285] Node 1 Normal free:16756kB boost:0kB min:54444kB low:68052kB high:81660kB reserved_highatomic:45056KB active_anon:17944kB inactive_anon:740kB active_file:20kB inactive_file:24kB unevictable:1536kB writepending:0kB present:4194304kB managed:4117620kB mlocked:0kB bounce:0kB free_pcp:348kB local_pcp:216kB free_cma:0kB [ 1664.383189][ T5285] lowmem_reserve[]: 0 0 0 0 0 [ 1664.387989][ T5285] Node 0 DMA: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 1664.399520][ T5285] Node 0 DMA32: 0*4kB 2*8kB (H) 0*16kB 22*32kB (H) 11*64kB (H) 4*128kB (H) 4*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 3472kB [ 1664.413716][ T5285] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 1664.425418][ T5285] Node 1 Normal: 841*4kB (UMH) 436*8kB (UMH) 133*16kB (UMH) 31*32kB (MH) 22*64kB (H) 8*128kB (H) 5*256kB (H) 6*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 16756kB [ 1664.441744][ T5285] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1664.451380][ T5285] Node 0 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 1664.460837][ T5285] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1664.470468][ T5285] Node 1 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 1664.479853][ T5285] 2216 total pagecache pages [ 1664.484481][ T5285] 0 pages in swap cache [ 1664.488757][ T5285] Free swap = 0kB [ 1664.492550][ T5285] Total swap = 0kB [ 1664.496302][ T5285] 2097051 pages RAM [ 1664.500183][ T5285] 0 pages HighMem/MovableOnly [ 1664.504895][ T5285] 392114 pages reserved [ 1664.509122][ T5285] 0 pages cma reserved [ 1664.621488][ T5162] slab_out_of_memory: 3708 callbacks suppressed [ 1664.621512][ T5162] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1664.636794][ T5162] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1664.647729][ T5162] node 0: slabs: 5063, objs: 60756, free: 0 [ 1664.653890][ T5162] node 1: slabs: 2994, objs: 35928, free: 10 [ 1664.660372][ T40] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1664.660391][ T46] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1664.669364][ T40] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1664.678302][ T46] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1664.688388][ T40] node 0: slabs: 1874, objs: 29970, free: 0 [ 1664.688414][ T40] node 1: slabs: 2937, objs: 46250, free: 5 [ 1664.708956][ T5190] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1664.711069][ T46] node 0: slabs: 1874, objs: 29970, free: 0 [ 1664.720135][ T5190] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1664.726110][ T46] node 1: slabs: 2937, objs: 46250, free: 5 [ 1664.737109][ T5190] node 0: slabs: 1874, objs: 29970, free: 0 [ 1664.743170][ T2781] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1664.749260][ T5190] node 1: slabs: 2937, objs: 46250, free: 5 [ 1664.758279][ T2781] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1664.769499][T13581] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1664.774580][ T2781] node 0: slabs: 1874, objs: 29970, free: 0 [ 1664.783649][T13581] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1664.789664][ T2781] node 1: slabs: 2937, objs: 46250, free: 5 [ 1664.799740][T13581] node 0: slabs: 1874, objs: 29970, free: 0 [ 1664.805978][ T8854] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1664.811961][T13581] node 1: slabs: 2937, objs: 46250, free: 5 [ 1664.819907][ T8854] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1664.819940][ T8854] node 0: slabs: 5063, objs: 60756, free: 0 [ 1664.819965][ T8854] node 1: slabs: 2996, objs: 35952, free: 10 [ 1664.849282][ T8854] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1664.853283][ T40] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1664.857281][ T8854] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1664.866386][ T40] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1664.877054][ T8854] node 0: slabs: 5063, objs: 60756, free: 0 [ 1664.887340][ T40] node 0: slabs: 1874, objs: 29970, free: 0 [ 1664.893415][ T8854] node 1: slabs: 2997, objs: 35964, free: 10 [ 1664.899528][ T40] node 1: slabs: 2937, objs: 46250, free: 5 [ 1664.905687][ T8854] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1664.920245][ T8854] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1664.930856][ T8854] node 0: slabs: 5063, objs: 60756, free: 0 [ 1664.937014][ T8854] node 1: slabs: 2997, objs: 35964, free: 10 [ 1669.641541][ T8854] slab_out_of_memory: 3972 callbacks suppressed [ 1669.641568][ T8854] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1669.650757][ C1] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1669.663996][ C1] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1669.674573][ C1] node 0: slabs: 5063, objs: 60756, free: 0 [ 1669.680689][ C1] node 1: slabs: 3159, objs: 37908, free: 10 [ 1669.687454][ T8854] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1669.688148][ T5162] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1669.698365][ T8854] node 0: slabs: 5063, objs: 60756, free: 0 [ 1669.706061][ T5162] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1669.712163][ T8854] node 1: slabs: 3160, objs: 37920, free: 10 [ 1669.714396][ T40] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1669.722743][ T5162] node 0: slabs: 5063, objs: 60756, free: 0 [ 1669.728955][ T40] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 1669.728986][ T40] node 0: slabs: 231, objs: 7392, free: 0 [ 1669.729010][ T40] node 1: slabs: 134, objs: 4288, free: 0 [ 1669.759894][ T40] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1669.761444][ T5162] node 1: slabs: 3163, objs: 37956, free: 10 [ 1669.767059][ T40] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1669.776265][ T5190] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1669.782286][ T40] node 0: slabs: 1874, objs: 29970, free: 0 [ 1669.792390][ T5190] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 1669.792420][ T5190] node 0: slabs: 231, objs: 7392, free: 0 [ 1669.792444][ T5190] node 1: slabs: 134, objs: 4288, free: 0 [ 1669.792638][ T5190] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1669.801623][ T40] node 1: slabs: 3059, objs: 46578, free: 5 [ 1669.807629][ T5190] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1669.820041][ T46] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1669.823477][ T5190] node 0: slabs: 1874, objs: 29970, free: 0 [ 1669.829346][ T46] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1669.829378][ T46] node 0: slabs: 1874, objs: 29970, free: 0 [ 1669.838305][ T5190] node 1: slabs: 3059, objs: 46578, free: 5 [ 1669.844414][ T46] node 1: slabs: 3059, objs: 46578, free: 5 [ 1669.854757][T13581] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1669.863780][ C0] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1669.863801][ C0] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1669.863826][ C0] node 0: slabs: 5063, objs: 60756, free: 0 [ 1669.863845][ C0] node 1: slabs: 3163, objs: 37956, free: 10 [ 1669.939471][T13581] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1669.949641][T13581] node 0: slabs: 1874, objs: 29970, free: 0 [ 1669.955752][T13581] node 1: slabs: 3062, objs: 46584, free: 5 [ 1673.718974][ C0] aoe: skb alloc failure [ 1673.723339][ C0] aoe: skb alloc failure [ 1673.727713][ C0] aoe: skb alloc failure [ 1673.732057][ C0] aoe: skb alloc failure [ 1673.736353][ C0] aoe: skb alloc failure [ 1673.740690][ C0] aoe: skb alloc failure [ 1673.744986][ C0] aoe: skb alloc failure [ 1673.749323][ C0] aoe: skb alloc failure [ 1673.753604][ C0] aoe: skb alloc failure [ 1673.757890][ C0] aoe: skb alloc failure [ 1673.762228][ C0] aoe: skb alloc failure [ 1673.766518][ C0] aoe: skb alloc failure [ 1673.770859][ C0] aoe: skb alloc failure [ 1673.775158][ C0] aoe: skb alloc failure [ 1673.779919][ C0] aoe: skb alloc failure [ 1673.784242][ C0] aoe: skb alloc failure [ 1673.788545][ C0] aoe: skb alloc failure [ 1673.792898][ C0] warn_alloc: 7762 callbacks suppressed [ 1673.792919][ C0] dhcpcd: page allocation failure: order:0, mode:0x820(GFP_ATOMIC), nodemask=(null),cpuset=/,mems_allowed=0-1 [ 1673.810751][ C0] CPU: 0 PID: 4652 Comm: dhcpcd Not tainted 6.3.0-rc5-syzkaller-00154-g9a06fe08ae93 #0 [ 1673.820454][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 [ 1673.830570][ C0] Call Trace: [ 1673.833894][ C0] [ 1673.836787][ C0] dump_stack_lvl+0x136/0x150 [ 1673.841534][ C0] warn_alloc+0x213/0x360 [ 1673.845932][ C0] ? zone_watermark_ok_safe+0x2e0/0x2e0 [ 1673.851552][ C0] ? find_held_lock+0x2d/0x110 [ 1673.856417][ C0] ? __zone_watermark_ok+0x4d0/0x4d0 [ 1673.861761][ C0] ? wake_all_kswapds+0x182/0x2d0 [ 1673.866872][ C0] __alloc_pages_slowpath.constprop.0+0x1bf6/0x2170 [ 1673.873556][ C0] ? warn_alloc+0x360/0x360 [ 1673.878129][ C0] ? __lock_acquire+0x18bc/0x5d40 [ 1673.883264][ C0] ? __zone_watermark_ok+0x4d0/0x4d0 [ 1673.888750][ C0] ? prepare_alloc_pages+0x178/0x570 [ 1673.894211][ C0] ? mark_lock.part.0+0xee/0x1970 [ 1673.899333][ C0] __alloc_pages+0x408/0x4a0 [ 1673.904008][ C0] ? __alloc_pages_slowpath.constprop.0+0x2170/0x2170 [ 1673.910943][ C0] ? __slab_alloc.constprop.0+0x56/0xa0 [ 1673.916607][ C0] alloc_pages+0x1aa/0x270 [ 1673.921133][ C0] allocate_slab+0x27b/0x390 [ 1673.925772][ C0] ? __cpuset_node_allowed+0x41/0x620 [ 1673.931203][ C0] ___slab_alloc+0xa91/0x1400 [ 1673.935931][ C0] ? __alloc_skb+0x288/0x330 [ 1673.940568][ C0] ? console_flush_all+0xcc0/0xcc0 [ 1673.945778][ C0] ? mark_held_locks+0x9f/0xe0 [ 1673.950612][ C0] ? __alloc_skb+0x288/0x330 [ 1673.955260][ C0] __slab_alloc.constprop.0+0x56/0xa0 [ 1673.960687][ C0] ? __alloc_skb+0x288/0x330 [ 1673.965318][ C0] kmem_cache_alloc_node+0x138/0x3e0 [ 1673.970669][ C0] __alloc_skb+0x288/0x330 [ 1673.975143][ C0] ? __napi_build_skb+0x50/0x50 [ 1673.980037][ C0] ? mark_held_locks+0x9f/0xe0 [ 1673.984831][ C0] ? _raw_spin_unlock_irqrestore+0x54/0x70 [ 1673.990774][ C0] new_skb+0x24/0x210 [ 1673.994807][ C0] aoecmd_cfg+0x1e2/0x760 [ 1673.999167][ C0] ? aoecmd_ata_rsp+0x12f0/0x12f0 [ 1674.004224][ C0] ? print_usage_bug.part.0+0x660/0x660 [ 1674.009894][ C0] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 1674.015917][ C0] ? aoedev_exit+0x50/0x50 [ 1674.020361][ C0] call_timer_fn+0x1a0/0x580 [ 1674.025004][ C0] ? msleep_interruptible+0x180/0x180 [ 1674.030419][ C0] ? lock_downgrade+0x690/0x690 [ 1674.035329][ C0] ? mark_held_locks+0x9f/0xe0 [ 1674.040123][ C0] ? aoedev_exit+0x50/0x50 [ 1674.044768][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 1674.050034][ C0] ? aoedev_exit+0x50/0x50 [ 1674.054569][ C0] ? aoedev_exit+0x50/0x50 [ 1674.059016][ C0] expire_timers+0x29b/0x4b0 [ 1674.063658][ C0] run_timer_softirq+0x326/0x910 [ 1674.068642][ C0] ? expire_timers+0x4b0/0x4b0 [ 1674.073465][ C0] ? kvm_clock_read+0x14/0x30 [ 1674.078192][ C0] ? mark_held_locks+0x9f/0xe0 [ 1674.083098][ C0] __do_softirq+0x1d4/0x905 [ 1674.087735][ C0] __irq_exit_rcu+0x114/0x190 [ 1674.092447][ C0] irq_exit_rcu+0x9/0x20 [ 1674.096720][ C0] sysvec_apic_timer_interrupt+0x97/0xc0 [ 1674.102388][ C0] [ 1674.105426][ C0] [ 1674.108376][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 1674.114395][ C0] RIP: 0010:finish_task_switch.isra.0+0x2bf/0xc80 [ 1674.120838][ C0] Code: 8b 3a 4c 89 e7 48 c7 02 00 00 00 00 ff d1 4d 85 ff 75 bf 4c 89 e7 e8 60 f8 ff ff e8 4b 93 31 00 fb 65 48 8b 1c 25 80 b8 03 00 <48> 8d bb 50 15 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 [ 1674.140579][ C0] RSP: 0000:ffffc900034ff290 EFLAGS: 00000206 [ 1674.146691][ C0] RAX: 00000000000c7b17 RBX: ffff888026cf9d40 RCX: 1ffffffff229b41e [ 1674.154687][ C0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 1674.162682][ C0] RBP: ffffc900034ff2d8 R08: 0000000000000001 R09: ffffffff914d1b97 [ 1674.170874][ C0] R10: 0000000000000001 R11: 0000000000000000 R12: ffff8880b983c280 [ 1674.178871][ C0] R13: ffff88801f943a80 R14: 0000000000000000 R15: ffff8880b983ccb8 [ 1674.186884][ C0] ? __switch_to+0x5d0/0xff0 [ 1674.191512][ C0] __schedule+0xc99/0x5770 [ 1674.195978][ C0] ? io_schedule_timeout+0x150/0x150 [ 1674.201292][ C0] ? mark_held_locks+0x9f/0xe0 [ 1674.206089][ C0] ? zone_reclaimable_pages+0x33b/0x980 [ 1674.212249][ C0] schedule+0xde/0x1a0 [ 1674.216348][ C0] throttle_direct_reclaim+0x78c/0x940 [ 1674.221847][ C0] ? allow_direct_reclaim.part.0+0x2d0/0x2d0 [ 1674.227861][ C0] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 1674.233877][ C0] ? prepare_to_wait_exclusive+0x2c0/0x2c0 [ 1674.239724][ C0] try_to_free_pages+0x1b1/0x710 [ 1674.244699][ C0] ? lru_gen_exit_memcg+0x3f0/0x3f0 [ 1674.249959][ C0] __alloc_pages_slowpath.constprop.0+0x808/0x2170 [ 1674.256516][ C0] ? warn_alloc+0x360/0x360 [ 1674.261413][ C0] ? __zone_watermark_ok+0x4d0/0x4d0 [ 1674.266830][ C0] ? prepare_alloc_pages+0x417/0x570 [ 1674.272146][ C0] ? __lock_acquire+0xbc5/0x5d40 [ 1674.277148][ C0] __alloc_pages+0x408/0x4a0 [ 1674.281771][ C0] ? __alloc_pages_slowpath.constprop.0+0x2170/0x2170 [ 1674.288580][ C0] ? __lock_acquire+0x18bc/0x5d40 [ 1674.293642][ C0] alloc_pages+0x1aa/0x270 [ 1674.298105][ C0] folio_alloc+0x20/0x70 [ 1674.302392][ C0] filemap_alloc_folio+0x3c1/0x470 [ 1674.307626][ C0] ? __filemap_get_folio+0x253/0xdc0 [ 1674.313021][ C0] ? lock_downgrade+0x690/0x690 [ 1674.318008][ C0] ? folio_wake_bit+0x270/0x270 [ 1674.322901][ C0] ? xas_load+0x6a/0x140 [ 1674.327203][ C0] __filemap_get_folio+0x32b/0xdc0 [ 1674.332374][ C0] ? filemap_add_folio+0x1e0/0x1e0 [ 1674.337537][ C0] filemap_fault+0x1598/0x2450 [ 1674.342361][ C0] ? __lock_acquire+0xbc5/0x5d40 [ 1674.347423][ C0] ? __filemap_get_folio+0xdc0/0xdc0 [ 1674.352768][ C0] __do_fault+0x107/0x600 [ 1674.357133][ C0] __handle_mm_fault+0x24f3/0x3e60 [ 1674.362281][ C0] ? vm_iomap_memory+0x190/0x190 [ 1674.367272][ C0] handle_mm_fault+0x2ba/0x9c0 [ 1674.372075][ C0] do_user_addr_fault+0x475/0x1230 [ 1674.377226][ C0] ? rcu_is_watching+0x12/0xb0 [ 1674.382028][ C0] exc_page_fault+0x98/0x170 [ 1674.386647][ C0] asm_exc_page_fault+0x26/0x30 [ 1674.391536][ C0] RIP: 0033:0x7fca40c169fb [ 1674.395986][ C0] Code: Unable to access opcode bytes at 0x7fca40c169d1. [ 1674.403060][ C0] RSP: 002b:00007ffdea7601a0 EFLAGS: 00010246 [ 1674.409174][ C0] RAX: 0000000000000001 RBX: 0000559af5618e20 RCX: 00007fca40c169fb [ 1674.417270][ C0] RDX: 00007ffdea7601c0 RSI: 0000000000000004 RDI: 0000559af5623b60 [ 1674.425271][ C0] RBP: 00007ffdea7604e0 R08: 0000000000000008 R09: 00007ffdea775080 [ 1674.433269][ C0] R10: 00007ffdea7604e0 R11: 0000000000000246 R12: 00007ffdea7601c0 [ 1674.441263][ C0] R13: 0000559af4387610 R14: 0000000000000000 R15: 0000000000000000 [ 1674.449362][ C0] [ 1674.452473][ C0] Mem-Info: [ 1674.455621][ C0] active_anon:7793 inactive_anon:73261 isolated_anon:0 [ 1674.455621][ C0] active_file:19 inactive_file:1 isolated_file:0 [ 1674.455621][ C0] unevictable:768 dirty:0 writeback:0 [ 1674.455621][ C0] slab_reclaimable:22761 slab_unreclaimable:1445859 [ 1674.455621][ C0] mapped:13196 shmem:2196 pagetables:659 [ 1674.455621][ C0] sec_pagetables:0 bounce:0 [ 1674.455621][ C0] kernel_misc_reclaimable:0 [ 1674.455621][ C0] free:4215 free_pcp:44 free_cma:0 [ 1674.500249][ C0] Node 0 active_anon:13184kB inactive_anon:292348kB active_file:44kB inactive_file:0kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:52504kB dirty:0kB writeback:0kB shmem:6672kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 10240kB writeback_tmp:0kB kernel_stack:9392kB pagetables:2340kB sec_pagetables:0kB all_unreclaimable? no [ 1674.532728][ C0] Node 1 active_anon:624kB inactive_anon:18060kB active_file:32kB inactive_file:12kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:280kB dirty:0kB writeback:0kB shmem:2112kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:528kB pagetables:296kB sec_pagetables:0kB all_unreclaimable? no [ 1674.564335][ C0] Node 0 DMA free:0kB boost:0kB min:200kB low:248kB high:296kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1674.591165][ C0] lowmem_reserve[]: 0 2617 2619 2619 2619 [ 1674.597008][ C0] Node 0 DMA32 free:3472kB boost:0kB min:35440kB low:44300kB high:53160kB reserved_highatomic:30720KB active_anon:292492kB inactive_anon:12976kB active_file:0kB inactive_file:80kB unevictable:1536kB writepending:0kB present:3129332kB managed:2685128kB mlocked:0kB bounce:0kB free_pcp:16kB local_pcp:0kB free_cma:0kB [ 1674.626798][ C0] lowmem_reserve[]: 0 0 1 1 1 [ 1674.631749][ C0] Node 0 Normal free:0kB boost:0kB min:20kB low:24kB high:28kB reserved_highatomic:0KB active_anon:12kB inactive_anon:52kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:1640kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1674.658882][ C0] lowmem_reserve[]: 0 0 0 0 0 [ 1674.663680][ C0] Node 1 Normal free:13136kB boost:0kB min:54444kB low:68052kB high:81660kB reserved_highatomic:45056KB active_anon:720kB inactive_anon:17964kB active_file:24kB inactive_file:20kB unevictable:1536kB writepending:0kB present:4194304kB managed:4117620kB mlocked:0kB bounce:0kB free_pcp:84kB local_pcp:4kB free_cma:0kB [ 1674.668663][ C1] slab_out_of_memory: 3301 callbacks suppressed [ 1674.668685][ C1] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1674.693352][ C0] lowmem_reserve[]: [ 1674.699631][ C1] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1674.707604][ C0] 0 [ 1674.711437][ C1] node 0: slabs: 5063, objs: 60756, free: 0 [ 1674.722146][ C0] 0 [ 1674.724642][ C1] node 1: slabs: 3300, objs: 39600, free: 10 [ 1674.730732][ C0] 0 [ 1674.733607][ T40] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1674.739496][ C0] 0 0 [ 1674.739526][ C0] Node 0 DMA: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 1674.739755][ C0] Node 0 DMA32: 0*4kB 2*8kB (H) 0*16kB 22*32kB (H) 11*64kB (H) 4*128kB (H) 4*256kB (H) [ 1674.742422][ T40] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 1674.751393][ C0] 1*512kB [ 1674.754066][ T40] node 0: slabs: 231, objs: 7392, free: 0 [ 1674.765371][ C0] (H) [ 1674.775097][ T40] node 1: slabs: 134, objs: 4288, free: 0 [ 1674.785279][ C0] 0*1024kB [ 1674.789435][ T5190] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1674.794259][ C0] 0*2048kB [ 1674.796893][ T5190] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1674.802814][ C0] 0*4096kB = 3472kB [ 1674.802842][ C0] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 1674.803024][ C0] Node 1 Normal: [ 1674.806138][ T5190] node 0: slabs: 1874, objs: 29970, free: 0 [ 1674.815101][ C0] 188*4kB [ 1674.818205][ T5190] node 1: slabs: 3154, objs: 46768, free: 5 [ 1674.828291][ C0] (UMH) [ 1674.832475][ T5162] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1674.843599][ C0] 416*8kB [ 1674.847248][ T5162] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1674.853346][ C0] (UMH) [ 1674.856361][ T5162] node 0: slabs: 5063, objs: 60756, free: 0 [ 1674.862547][ C0] 82*16kB [ 1674.865386][ T5162] node 1: slabs: 3302, objs: 39624, free: 10 [ 1674.873383][ C0] (H) [ 1674.876419][ T5162] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1674.886913][ C0] 30*32kB [ 1674.889782][ T5162] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1674.895845][ C0] (H) [ 1674.898895][ T5162] node 0: slabs: 5063, objs: 60756, free: 0 [ 1674.905047][ C0] 22*64kB [ 1674.907721][ T5162] node 1: slabs: 3302, objs: 39624, free: 10 [ 1674.915720][ C0] (H) [ 1674.918765][ T5162] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1674.929255][ C0] 8*128kB [ 1674.931929][ T5162] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1674.937988][ C0] (H) 5*256kB [ 1674.941039][ T5162] node 0: slabs: 5063, objs: 60756, free: 0 [ 1674.947198][ C0] (H) 6*512kB [ 1674.949897][ T5162] node 1: slabs: 3302, objs: 39624, free: 10 [ 1674.957866][ C0] (H) 0*1024kB [ 1674.960940][ T5162] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1674.971452][ C0] 0*2048kB [ 1674.974820][ T5162] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1674.980918][ C0] 0*4096kB [ 1674.984281][ T5162] node 0: slabs: 5063, objs: 60756, free: 0 [ 1674.990468][ C0] = 13136kB [ 1674.993915][ T5162] node 1: slabs: 3302, objs: 39624, free: 10 [ 1675.001915][ C0] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1675.035221][ T2781] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1675.043807][ C0] Node 0 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 1675.043835][ C0] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1675.043864][ C0] Node 1 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 1675.043890][ C0] 2216 total pagecache pages [ 1675.043902][ C0] 0 pages in swap cache [ 1675.043912][ C0] Free swap = 0kB [ 1675.043924][ C0] Total swap = 0kB [ 1675.043940][ C0] 2097051 pages RAM [ 1675.052905][ T2781] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1675.062224][ C0] 0 pages HighMem/MovableOnly [ 1675.062237][ C0] 392114 pages reserved [ 1675.062248][ C0] 0 pages cma reserved [ 1675.062263][ C0] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1675.062289][ C0] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1675.071867][ T2781] node 0: slabs: 1874, objs: 29970, free: 0 [ 1675.081196][ C0] node 0: slabs: 5063, objs: 60756, free: 0 [ 1675.081221][ C0] node 1: slabs: 3304, objs: 39648, free: 10 [ 1675.081244][ C0] aoe: skb alloc failure [ 1675.081278][ C0] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1675.081300][ C0] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1675.081329][ C0] node 0: slabs: 5063, objs: 60756, free: 0 [ 1675.081353][ C0] node 1: slabs: 3304, objs: 39648, free: 10 [ 1675.081376][ C0] aoe: skb alloc failure [ 1675.081402][ C0] aoe: skb alloc failure [ 1675.081426][ C0] aoe: skb alloc failure [ 1675.081451][ C0] aoe: skb alloc failure [ 1675.081475][ C0] aoe: skb alloc failure [ 1675.081499][ C0] aoe: skb alloc failure [ 1675.081523][ C0] aoe: skb alloc failure [ 1675.081547][ C0] aoe: skb alloc failure [ 1675.081572][ C0] aoe: skb alloc failure [ 1675.081598][ C0] aoe: skb alloc failure [ 1675.081622][ C0] aoe: skb alloc failure [ 1675.081647][ C0] aoe: skb alloc failure [ 1675.081671][ C0] aoe: skb alloc failure [ 1675.081697][ C0] aoe: skb alloc failure [ 1675.081720][ C0] aoe: skb alloc failure [ 1675.081744][ C0] aoe: skb alloc failure [ 1675.081770][ C0] aoe: skb alloc failure [ 1675.081796][ C0] aoe: skb alloc failure [ 1675.081821][ C0] aoe: skb alloc failure [ 1675.081845][ C0] aoe: skb alloc failure [ 1675.081868][ C0] aoe: skb alloc failure [ 1675.081891][ C0] aoe: skb alloc failure [ 1675.081916][ C0] aoe: skb alloc failure [ 1675.081941][ C0] aoe: skb alloc failure [ 1675.081965][ C0] aoe: skb alloc failure [ 1675.082007][ C0] aoe: skb alloc failure [ 1675.082031][ C0] aoe: skb alloc failure [ 1675.082054][ C0] aoe: skb alloc failure [ 1675.082092][ C0] aoe: skb alloc failure [ 1675.082117][ C0] aoe: skb alloc failure [ 1675.082142][ C0] aoe: skb alloc failure [ 1675.082174][ C0] aoe: skb alloc failure [ 1675.086758][ T2781] node 1: slabs: 3154, objs: 46768, free: 5 [ 1675.090966][ C0] aoe: skb alloc failure [ 1675.090991][ C0] aoe: skb alloc failure [ 1675.091014][ C0] aoe: skb alloc failure [ 1675.091039][ C0] aoe: skb alloc failure [ 1675.091066][ C0] aoe: skb alloc failure [ 1675.091091][ C0] aoe: skb alloc failure [ 1675.091117][ C0] aoe: skb alloc failure [ 1675.374343][ C0] aoe: skb alloc failure [ 1675.378655][ C0] aoe: skb alloc failure [ 1675.383014][ C0] aoe: skb alloc failure [ 1675.387324][ C0] aoe: skb alloc failure [ 1675.391677][ C0] aoe: skb alloc failure [ 1675.395975][ C0] aoe: skb alloc failure [ 1675.400314][ C0] aoe: skb alloc failure [ 1675.404608][ C0] aoe: skb alloc failure [ 1675.408936][ C0] aoe: skb alloc failure [ 1675.414885][ C0] aoe: skb alloc failure [ 1679.679970][ T5162] slab_out_of_memory: 3609 callbacks suppressed [ 1679.679994][ T5162] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1679.680089][ T2781] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1679.687266][ T5162] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1679.695300][ T2781] cache: kmalloc-32, object size: 32, buffer size: 64, default order: 0, min order: 0 [ 1679.695333][ T2781] node 0: slabs: 2233, objs: 142912, free: 0 [ 1679.695359][ T2781] node 1: slabs: 4446, objs: 284544, free: 2 [ 1679.711455][ T8854] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1679.713981][ T5162] node 0: slabs: 5063, objs: 60756, free: 0 [ 1679.723722][ T8854] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1679.729883][ T5162] node 1: slabs: 3444, objs: 41328, free: 10 [ 1679.730208][ T5190] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1679.736105][ T8854] node 0: slabs: 5063, objs: 60756, free: 0 [ 1679.744132][ T5190] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1679.744164][ T5190] node 0: slabs: 1874, objs: 29970, free: 0 [ 1679.744189][ T5190] node 1: slabs: 3258, objs: 46976, free: 5 [ 1679.759392][ T5190] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1679.760987][ T8854] node 1: slabs: 3444, objs: 41328, free: 10 [ 1679.767177][ T5190] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1679.776180][ T8854] SLUB: Unable to allocate memory on node -1, gfp=0x820(GFP_ATOMIC) [ 1679.776206][ T8854] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1679.776236][ T8854] node 0: slabs: 5063, objs: 60756, free: 0 [ 1679.776260][ T8854] node 1: slabs: 3444, objs: 41328, free: 10 [ 1679.776410][T13581] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1679.782377][ T5190] node 0: slabs: 1874, objs: 29970, free: 0 [ 1679.793235][T13581] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 1679.793277][T13581] node 0: slabs: 231, objs: 7392, free: 0 [ 1679.793303][T13581] node 1: slabs: 134, objs: 4288, free: 0 [ 1679.793488][ T46] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1679.799908][ T5190] node 1: slabs: 3258, objs: 46976, free: 5 [ 1679.805790][ T46] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1679.821013][ T40] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1679.831067][ T46] node 0: slabs: 1874, objs: 29970, free: 0 [ 1679.831097][ T46] node 1: slabs: 3258, objs: 46976, free: 5 [ 1679.831254][ T5285] SLUB: Unable to allocate memory on node -1, gfp=0x920(GFP_ATOMIC|__GFP_ZERO) [ 1679.839203][ T40] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1679.849827][ T5285] cache: kmalloc-1k, object size: 1024, buffer size: 2048, default order: 3, min order: 0 [ 1679.855894][ T40] node 0: slabs: 1874, objs: 29970, free: 0 [ 1679.862095][ T5285] node 0: slabs: 1874, objs: 29970, free: 0 [ 1679.871102][ T40] node 1: slabs: 3258, objs: 46976, free: 5 [ 1679.877128][ T5285] node 1: slabs: 3258, objs: 46976, free: 5 [ 1683.719137][ C0] ------------[ cut here ]------------ [ 1683.725535][ C0] HSR: Could not send supervision frame