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"}) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(0xffffffffffffffff, 0x111, 0x2, 0x1, 0x4) 06:34:37 executing program 2: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000), 0x0) mmap$IORING_OFF_SQ_RING(&(0x7f0000ffe000/0x1000)=nil, 0x1000, 0x1, 0x12, r0, 0x0) 06:34:37 executing program 0 (fault-call:3 fault-nth:38): socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000400)={[{@fat=@showexec='showexec'}], [{@mask={'mask', 0x3d, '^MAY_APPEND'}}]}) 06:34:37 executing program 4: prctl$PR_SET_MM(0x23, 0xb, &(0x7f0000ffc000/0x4000)=nil) r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) ioctl$EVIOCSREP(0xffffffffffffffff, 0x40084503, &(0x7f0000000100)=[0x1, 0x9]) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) 06:34:37 executing program 3: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080)={0x0, 0x5400}, &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) r2 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000100)='pids.events\x00', 0x0, 0x0) ioctl$TCGETA(r2, 0x5405, &(0x7f0000000180)) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) socket$can_bcm(0x1d, 0x2, 0x2) r3 = socket(0x10, 0x2, 0x0) sendmmsg$alg(r3, &(0x7f0000000140), 0x332, 0x0) socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = fcntl$dupfd(r5, 0x0, r4) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) r7 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev}, &(0x7f0000000180)=0x5e) sendmsg$nl_route(r7, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000340)={&(0x7f0000000240)=@newlink={0x44, 0x10, 0x1, 0x0, 0x0, {0x0, 0x0, 0x0, r8}, [@IFLA_VFINFO_LIST={0x1c, 0x16, 0x0, 0x1, [{0x18, 0x1, 0x0, 0x1, [@IFLA_VF_IB_NODE_GUID={0x14, 0xa, {0xffffffff}}]}]}, @IFLA_MASTER={0x8}]}, 0x44}}, 0x0) recvmsg(r6, &(0x7f0000000800)={&(0x7f0000000680)=@can={0x1d, 0x0}, 0x80, &(0x7f0000000780)=[{&(0x7f0000000700)=""/82, 0x52}], 0x1, &(0x7f00000007c0)=""/19, 0x13}, 0x10000) connect$can_bcm(r2, &(0x7f0000000300)={0x1d, r9}, 0x10) r10 = syz_genetlink_get_family_id$netlbl_calipso(&(0x7f00000004c0)='NLBL_CALIPSO\x00') sendmsg$NLBL_CALIPSO_C_REMOVE(0xffffffffffffffff, &(0x7f0000000580)={&(0x7f0000000480)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000540)={&(0x7f0000000500)={0x2c, r10, 0x400, 0x70bd2a, 0x25dfdbff, {}, [@NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x3}, @NLBL_CALIPSO_A_DOI={0x8}]}, 0x2c}, 0x1, 0x0, 0x0, 0x801}, 0x4000000) sendmsg$NLBL_CALIPSO_C_ADD(r3, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)=ANY=[@ANYBLOB='4\x00\x00\x00', @ANYRES16=r10, @ANYBLOB="000829bd0700ffdbdf25010000000800010002000000080002000200000008000200020000000800020002000000"], 0x34}, 0x1, 0x0, 0x0, 0x8004}, 0x40) 06:34:37 executing program 5: prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) clone(0x80100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000000)="0f34", 0x2}], 0x1, 0x0) prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) clone(0x80100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) ptrace$setopts(0x4206, r1, 0x0, 0x0) r2 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000040)='cpuacct.usage_percpu_sys\x00', 0x0, 0x0) ioctl$RAW_CHAR_CTRL_GETBIND(r2, 0xac01, &(0x7f0000000140)={0x1, 0x7, 0x0}) process_vm_writev(0x0, &(0x7f0000000080)=[{0x0}, {0x0}, {&(0x7f00000193c0)=""/102389, 0x18ff5}], 0x3, 0x0, 0x0, 0x0) io_submit(0x0, 0x1, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x8000000, 0x3, 0x1, 0x0, 0xffffffffffffffff, 0x0}]) tkill(r1, 0x40) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) sendmsg$DEVLINK_CMD_GET(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000280)={&(0x7f00000001c0)=ANY=[@ANYBLOB="0a30df00", @ANYRES16=0x0, @ANYBLOB="010028bd7000fddbdf25010000000e0001006e657464657673696d0000000f0002006e657464657673696d300000080001007063690011000200303030303a30303a31302e30000000000e0001006e657464657673696d0000000f0002006e657464657673696d3000000e0001006e657464657673696d0000000f0002006e657464657673696d300000"], 0x90}, 0x1, 0x0, 0x0, 0x20000020}, 0x24040000) ptrace$cont(0x7, r1, 0x0, 0x0) ptrace$setopts(0x4206, r0, 0x0, 0x0) tkill(r0, 0x40) [ 1855.046120][T22608] FAULT_INJECTION: forcing a failure. [ 1855.046120][T22608] name failslab, interval 1, probability 0, space 0, times 0 [ 1855.073261][T22608] CPU: 0 PID: 22608 Comm: syz-executor.0 Not tainted 5.9.0-rc6-syzkaller #0 [ 1855.081975][T22608] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1855.092103][T22608] Call Trace: [ 1855.095387][T22608] dump_stack+0x10f/0x19d [ 1855.099738][T22608] should_fail+0x23c/0x250 [ 1855.104202][T22608] __should_failslab+0x81/0x90 [ 1855.108949][T22608] should_failslab+0x5/0x20 [ 1855.113848][T22608] slab_pre_alloc_hook+0x20/0xd0 [ 1855.118809][T22608] ? tomoyo_encode2+0x1e2/0x350 [ 1855.123646][T22608] __kmalloc+0x78/0x310 [ 1855.127788][T22608] ? tomoyo_encode2+0x1e2/0x350 [ 1855.132618][T22608] tomoyo_encode2+0x1e2/0x350 [ 1855.137283][T22608] tomoyo_encode+0x25/0x30 [ 1855.141703][T22608] tomoyo_mount_permission+0x1e5/0x740 [ 1855.147148][T22608] ? step_into+0x205/0xe70 [ 1855.151568][T22608] ? ___cache_free+0x9c/0x380 [ 1855.156249][T22608] tomoyo_sb_mount+0x31/0x40 [ 1855.160928][T22608] security_sb_mount+0x5c/0xb0 [ 1855.165677][T22608] path_mount+0xb6/0x1c70 [ 1855.169989][T22608] __se_sys_mount+0x126/0x180 [ 1855.174651][T22608] __x64_sys_mount+0x63/0x70 [ 1855.179230][T22608] do_syscall_64+0x39/0x80 [ 1855.183627][T22608] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 1855.189499][T22608] RIP: 0033:0x460bca [ 1855.193390][T22608] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 dd 87 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 ba 87 fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 1855.212980][T22608] RSP: 002b:00007f28e52f9a88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 1855.221459][T22608] RAX: ffffffffffffffda RBX: 00007f28e52f9b20 RCX: 0000000000460bca [ 1855.229417][T22608] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 00007f28e52f9ae0 [ 1855.237482][T22608] RBP: 00007f28e52f9ae0 R08: 00007f28e52f9b20 R09: 0000000020000000 06:34:37 executing program 2: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000), 0x0) mmap$IORING_OFF_SQ_RING(&(0x7f0000ffe000/0x1000)=nil, 0x1000, 0x1, 0x12, r0, 0x0) 06:34:37 executing program 5: prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) clone(0x80100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000000)="0f34", 0x2}], 0x1, 0x0) prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) clone(0x80100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) ptrace$setopts(0x4206, r1, 0x0, 0x0) process_vm_writev(0x0, &(0x7f0000000080)=[{0x0}, {0x0}, {&(0x7f00000193c0)=""/102389, 0x18ff5}], 0x3, 0x0, 0x0, 0x0) io_submit(0x0, 0x1, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x8000000, 0x3, 0x1, 0x0, 0xffffffffffffffff, 0x0}]) tkill(r1, 0x40) r2 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0) setsockopt$bt_BT_FLUSHABLE(r2, 0x112, 0x8, &(0x7f0000000040)=0x4, 0x4) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) ptrace$cont(0x7, r1, 0x0, 0x0) ptrace$setopts(0x4206, r0, 0x0, 0x0) tkill(r0, 0x40) 06:34:37 executing program 4: syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r0, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r0, r1, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) r2 = socket$inet6(0xa, 0x2, 0x0) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket$inet6(0xa, 0x2, 0x0) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) io_uring_enter(r5, 0x450c, 0x7fff, 0x0, 0x0, 0x0) 06:34:38 executing program 5: prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) clone(0x80100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000000)="0f34", 0x2}], 0x1, 0x0) prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) clone(0x80100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) ptrace$setopts(0x4206, r1, 0x0, 0x0) process_vm_writev(0x0, &(0x7f0000000080)=[{0x0}, {0x0}, {&(0x7f00000193c0)=""/102389, 0x18ff5}], 0x3, 0x0, 0x0, 0x0) io_submit(0x0, 0x1, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x8000000, 0x3, 0x1, 0x0, 0xffffffffffffffff, 0x0}]) tkill(r1, 0x40) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) ptrace$cont(0x7, r1, 0x0, 0x0) r2 = socket(0x10, 0x80002, 0x0) sendmmsg$alg(r2, &(0x7f0000000140), 0x332, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_REORDERTO(r2, 0x111, 0x5, 0x8, 0x4) ptrace$setopts(0x4206, r0, 0x0, 0x0) tkill(r0, 0x40) [ 1855.245519][T22608] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000 [ 1855.253474][T22608] R13: 0000000020000040 R14: 0000000020000380 R15: 0000000020000400 06:34:38 executing program 0 (fault-call:3 fault-nth:39): socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000400)={[{@fat=@showexec='showexec'}], [{@mask={'mask', 0x3d, '^MAY_APPEND'}}]}) 06:34:38 executing program 1: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) getsockopt$inet_sctp_SCTP_STATUS(0xffffffffffffffff, 0x84, 0xe, &(0x7f0000000240)={0x0, 0x8, 0x67, 0x7, 0x0, 0x0, 0x3, 0x2, {0x0, @in6={{0xa, 0x4e22, 0x5, @loopback, 0x200}}, 0x9, 0xfffffff7, 0x400, 0x5, 0xfffffeff}}, &(0x7f0000000100)=0xb0) 06:34:38 executing program 2: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000), &(0x7f0000000040)) mmap$IORING_OFF_SQ_RING(&(0x7f0000ffe000/0x1000)=nil, 0x1000, 0x0, 0x12, r0, 0x0) 06:34:38 executing program 5: prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) clone(0x80100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) gettid() wait4(0x0, 0x0, 0x80000002, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000000)="0f34", 0x2}], 0x1, 0x0) prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) clone(0x80100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) rt_sigpending(&(0x7f0000000040), 0x8) r0 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) ptrace$setopts(0x4206, r0, 0x0, 0x0) process_vm_writev(0x0, &(0x7f0000000080)=[{0x0}, {0x0}, {&(0x7f00000193c0)=""/102389, 0x18ff5}], 0x3, 0x0, 0x0, 0x0) sched_setaffinity(0x0, 0x8, &(0x7f0000000100)=0xbaa) clone(0x41fc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = getpid() rt_tgsigqueueinfo(r1, r1, 0x16, &(0x7f0000000180)) ptrace(0x10, r1) ptrace$cont(0x18, r1, 0x0, 0x80) io_submit(0x0, 0x1, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x8000000, 0x3, 0x1, 0x0, 0xffffffffffffffff, 0x0}]) tkill(r0, 0x40) 06:34:38 executing program 2: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000), &(0x7f0000000040)) mmap$IORING_OFF_SQ_RING(&(0x7f0000ffe000/0x1000)=nil, 0x1000, 0x0, 0x10, r0, 0x0) [ 1855.412382][T22672] FAULT_INJECTION: forcing a failure. [ 1855.412382][T22672] name failslab, interval 1, probability 0, space 0, times 0 [ 1855.464030][T22672] CPU: 0 PID: 22672 Comm: syz-executor.0 Not tainted 5.9.0-rc6-syzkaller #0 [ 1855.472709][T22672] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1855.482776][T22672] Call Trace: [ 1855.486138][T22672] dump_stack+0x10f/0x19d [ 1855.490519][T22672] should_fail+0x23c/0x250 [ 1855.494921][T22672] __should_failslab+0x81/0x90 [ 1855.499666][T22672] should_failslab+0x5/0x20 [ 1855.504148][T22672] slab_pre_alloc_hook+0x20/0xd0 [ 1855.509063][T22672] ? tomoyo_realpath_from_path+0x98/0x3c0 [ 1855.514760][T22672] __kmalloc+0x78/0x310 [ 1855.518898][T22672] ? tomoyo_realpath_from_path+0x98/0x3c0 [ 1855.524603][T22672] tomoyo_realpath_from_path+0x98/0x3c0 [ 1855.530153][T22672] tomoyo_mount_permission+0x228/0x740 [ 1855.535597][T22672] ? step_into+0x205/0xe70 [ 1855.540005][T22672] ? ___cache_free+0x9c/0x380 [ 1855.544669][T22672] tomoyo_sb_mount+0x31/0x40 [ 1855.549244][T22672] security_sb_mount+0x5c/0xb0 [ 1855.554105][T22672] path_mount+0xb6/0x1c70 [ 1855.558545][T22672] __se_sys_mount+0x126/0x180 [ 1855.563228][T22672] __x64_sys_mount+0x63/0x70 [ 1855.567803][T22672] do_syscall_64+0x39/0x80 [ 1855.572200][T22672] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 1855.578072][T22672] RIP: 0033:0x460bca [ 1855.581949][T22672] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 dd 87 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 ba 87 fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 1855.601539][T22672] RSP: 002b:00007f28e52f9a88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 06:34:38 executing program 4: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) r3 = socket(0x10, 0x80002, 0x0) sendmmsg$alg(r3, &(0x7f0000000140), 0x332, 0x0) bind$rds(r3, &(0x7f0000000100)={0x2, 0x4e24, @loopback}, 0x10) [ 1855.609936][T22672] RAX: ffffffffffffffda RBX: 00007f28e52f9b20 RCX: 0000000000460bca [ 1855.617890][T22672] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 00007f28e52f9ae0 [ 1855.625841][T22672] RBP: 00007f28e52f9ae0 R08: 00007f28e52f9b20 R09: 0000000020000000 [ 1855.633793][T22672] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000 [ 1855.641775][T22672] R13: 0000000020000040 R14: 0000000020000380 R15: 0000000020000400 [ 1855.856119][T22672] ERROR: Out of memory at tomoyo_realpath_from_path. 06:34:38 executing program 3: r0 = fsmount(0xffffffffffffffff, 0x0, 0xfe) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f00000001c0)='nl80211\x00') sendmsg$NL80211_CMD_NEW_STATION(r0, &(0x7f00000002c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x3c, r1, 0x4, 0x70bd2b, 0x25dfdbfb, {}, [@NL80211_ATTR_STA_SUPPORTED_OPER_CLASSES={0x17, 0xbe, "642c2d649866101a31f3a5da1586715e480dcd"}, @NL80211_ATTR_STA_AID={0x6, 0x10, 0x28f}, @NL80211_ATTR_OPMODE_NOTIF={0x5}]}, 0x3c}, 0x1, 0x0, 0x0, 0x4000000}, 0x4880) r2 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r3, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r3, r4, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) io_uring_enter(r2, 0x450c, 0x0, 0x0, 0x0, 0x0) ioctl$PIO_UNIMAPCLR(0xffffffffffffffff, 0x4b68, &(0x7f0000000100)={0x9, 0x5, 0x1}) r5 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000340)='ethtool\x00') sendmsg$ETHTOOL_MSG_DEBUG_SET(r0, &(0x7f0000001bc0)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000001b80)={&(0x7f0000000380)={0x1800, r5, 0x400, 0x70bd2b, 0x25dfdbfe, {}, [@ETHTOOL_A_DEBUG_MSGMASK={0x220, 0x2, 0x0, 0x1, [@ETHTOOL_A_BITSET_NOMASK={0x4}, @ETHTOOL_A_BITSET_BITS={0x104, 0x3, 0x0, 0x1, [{0x44, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_NAME={0x8, 0x2, '\\{,\x00'}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x100000}, @ETHTOOL_A_BITSET_BIT_NAME={0xc, 0x2, 'nl80211\x00'}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_NAME={0xc, 0x2, 'nl80211\x00'}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x20}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x5}]}, {0x38, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x81}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x7}, @ETHTOOL_A_BITSET_BIT_NAME={0xc, 0x2, 'nl80211\x00'}, @ETHTOOL_A_BITSET_BIT_NAME={0x7, 0x2, ',-\x00'}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_NAME={0xc, 0x2, 'nl80211\x00'}]}, {0x14, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x80000000}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}]}, {0x50, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_NAME={0x5, 0x2, '\x00'}, @ETHTOOL_A_BITSET_BIT_NAME={0x8, 0x2, '\',:\x00'}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8}, @ETHTOOL_A_BITSET_BIT_NAME={0xc, 0x2, 'nl80211\x00'}, @ETHTOOL_A_BITSET_BIT_NAME={0x6, 0x2, '.\x00'}, @ETHTOOL_A_BITSET_BIT_NAME={0xc, 0x2, 'nl80211\x00'}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x4}, @ETHTOOL_A_BITSET_BIT_NAME={0x5, 0x2, '\x00'}]}, {0x20, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x5}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0xffffffff}, @ETHTOOL_A_BITSET_BIT_NAME={0x6, 0x2, '/\x00'}]}]}, @ETHTOOL_A_BITSET_BITS={0x114, 0x3, 0x0, 0x1, [{0x34, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_NAME={0x5, 0x2, '\x00'}, @ETHTOOL_A_BITSET_BIT_NAME={0xc, 0x2, 'nl80211\x00'}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x6c6}, @ETHTOOL_A_BITSET_BIT_NAME={0x6, 0x2, '\xe9\x00'}]}, {0x14, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_NAME={0xc, 0x2, 'nl80211\x00'}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}]}, {0x24, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x400}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x3}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_NAME={0x6, 0x2, '*\x00'}]}, {0x34, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_NAME={0x8, 0x2, '&^\xe9\x00'}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x3f}, @ETHTOOL_A_BITSET_BIT_NAME={0xc, 0x2, 'nl80211\x00'}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x3}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}]}, {0x1c, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x1}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x2}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}]}, {0x18, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_NAME={0xc, 0x2, 'nl80211\x00'}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x8001}]}, {0x3c, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_NAME={0xc, 0x2, 'nl80211\x00'}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_NAME={0xc, 0x2, 'nl80211\x00'}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x7}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0xc47}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x2}]}]}]}, @ETHTOOL_A_DEBUG_MSGMASK={0x1250, 0x2, 0x0, 0x1, [@ETHTOOL_A_BITSET_BITS={0x138, 0x3, 0x0, 0x1, [{0x30, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_NAME={0xc, 0x2, 'nl80211\x00'}, @ETHTOOL_A_BITSET_BIT_NAME={0xc, 0x2, 'nl80211\x00'}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x2}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x401}]}, {0x10, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_NAME={0xc, 0x2, 'nl80211\x00'}]}, {0x40, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_NAME={0x6, 0x2, '{\x00'}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_NAME={0xc, 0x2, '/.\'@*()\x00'}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_NAME={0x9, 0x2, ']{%&\x00'}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}]}, {0x30, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_NAME={0xc, 0x2, 'nl80211\x00'}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x8}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_NAME={0xc, 0x2, 'nl80211\x00'}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}]}, {0x40, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x3ff}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x9fb}, @ETHTOOL_A_BITSET_BIT_NAME={0xc, 0x2, 'nl80211\x00'}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_NAME={0x5, 0x2, '\x00'}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x2}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x101}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}]}, {0x44, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x4}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x9}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x3ff}, @ETHTOOL_A_BITSET_BIT_NAME={0x5, 0x2, '\x00'}, @ETHTOOL_A_BITSET_BIT_NAME={0x10, 0x2, '&./&,}*)&@*\x00'}]}]}, @ETHTOOL_A_BITSET_MASK={0xb8, 0x5, "dde545e386f08f06b4ad0769e8837558e2dbf94a55cf88321ad805a9837a6691cd100a550c290b2d754f47e8cb796f61e8c871c6f34694a2d5eba1abe8635b0dccea09ee404d908c31e75de18c9de1f7d7d085fed5fa82890f2876f0115ef1859b1440515e93cc638b2028511abff456aa16b57b141dae046cdacfacc1a265335fab969c4c889819716522412b2033c11955a7adcd442f334951fd327b2586fa1bcd1c4d4cf041a54060a2d43bc80db11b6aabd6"}, @ETHTOOL_A_BITSET_VALUE={0x33, 0x4, "668fd0de63a88b74bc245061761803bf2f1e6fa7d7501d70143b286810b9343709d761b32aaf10b083293dfc73b436"}, @ETHTOOL_A_BITSET_VALUE={0x1004, 0x4, 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0x2, 'nl80211\x00'}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x6}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_NAME={0x6, 0x2, '@\x00'}, @ETHTOOL_A_BITSET_BIT_NAME={0xc, 0x2, 'nl80211\x00'}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}]}, {0x4}]}, @ETHTOOL_A_BITSET_SIZE={0x8, 0x2, 0x4}, @ETHTOOL_A_BITSET_NOMASK={0x4}, @ETHTOOL_A_BITSET_VALUE={0x18, 0x4, "7eee2f520d92c2c116f25e3ec97275ef11002f6f"}, @ETHTOOL_A_BITSET_MASK={0xb2, 0x5, "496d289ad9412da1b388a5a23cb19655b3d005cdba345f37571179b864dda3177f2521a46f8c72fd11adc2933ba40bb65bbe12cfd870c12539907a2446479416b9487d93939fca9c6f577f85f6bdc69c71632c99d0054552cfe0493664947d938c51c24023995e27c1927825e9e6d6077b94e056039bd4f21ee7aac6b822593bbc3dfa21ff9164d1247cf7f7599480be728be498266f23ebe1c5dd38473a1975ec1a25c25ad7b9d08666dd07e5a5"}, @ETHTOOL_A_BITSET_VALUE={0xae, 0x4, "b6132fbff6464517aaf9a2551b0e545967190136fe8a852eadd12c04afe37dfed43b9b441bc78904a5394ad51af4340c891dd11253d60017fb6d5cf49c26b6b1b46061cc4dd27e049c2e9e4906bfcf60456f5b4215231e2733db11f75e69184b1022225e1ff7db5c01797c78bba1fba0cd8eb2a22245e87ca99cd9ccfd46f12dd51db576f9f99e9380ba77d5cc9cec242d703e0b7b7842ee5541d11d2bab3515af9488e8631de2eb9830"}]}, @ETHTOOL_A_DEBUG_MSGMASK={0x11c, 0x2, 0x0, 0x1, [@ETHTOOL_A_BITSET_VALUE={0x15, 0x4, "20b0cd9c27921b728f67ad9eb131043ac4"}, @ETHTOOL_A_BITSET_SIZE={0x8, 0x2, 0x4e3d}, @ETHTOOL_A_BITSET_VALUE={0x8b, 0x4, "7fe0ac554e2e48b7382a27edd6349b9a4832e03ddf6d067b54c3bfa761336e7f9aa2f98506c176085ed07f0e874849fd5ae3e6f5a0689c075eaf47e515922d36b53275d96d9cc40e7667594d293b70761cf32ec9d6d502ffa5ceda203a77368355bc30c0f16ce8ed7d2d35bf9c99d1f51142580197a9d1d19a18f11a6f9c8dcf9e4ad9b1ca0f57"}, @ETHTOOL_A_BITSET_SIZE={0x8, 0x2, 0x1}, @ETHTOOL_A_BITSET_BITS={0x64, 0x3, 0x0, 0x1, [{0x10, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_NAME={0xa, 0x2, '--@@!\x00'}]}, {0x38, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_INDEX={0x8}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x3}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x4}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x80}, @ETHTOOL_A_BITSET_BIT_NAME={0x6, 0x2, '\xbf\x00'}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}]}, {0x18, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x5}, @ETHTOOL_A_BITSET_BIT_NAME={0xc, 0x2, 'nl80211\x00'}]}]}]}, @ETHTOOL_A_DEBUG_MSGMASK={0x20, 0x2, 0x0, 0x1, [@ETHTOOL_A_BITSET_MASK={0x17, 0x5, "f7659ecbc2db5702c6964455ba91570fce51a0"}, @ETHTOOL_A_BITSET_NOMASK={0x4}]}, @ETHTOOL_A_DEBUG_MSGMASK={0x8, 0x2, 0x0, 0x1, [@ETHTOOL_A_BITSET_NOMASK={0x4}]}]}, 0x1800}, 0x1, 0x0, 0x0, 0x4000095}, 0x48000) socket$can_bcm(0x1d, 0x2, 0x2) 06:34:38 executing program 5: prctl$PR_SET_PTRACER(0x59616d61, 0x0) clone(0x80100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000000)="0f34", 0x2}], 0x1, 0x0) prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) clone(0x80100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) ptrace$setopts(0x4206, r1, 0x0, 0x0) process_vm_writev(r0, &(0x7f0000000080)=[{0x0}, {0x0}, {&(0x7f00000323c0)=""/102376, 0x18fe8}], 0x10000000000001d0, 0x0, 0x0, 0x0) io_submit(0x0, 0x1, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x8000000, 0x3, 0x1, 0x0, 0xffffffffffffffff, 0x0}]) tkill(r1, 0x3e) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) ptrace$cont(0x20, r1, 0x0, 0x9) ptrace$setopts(0x4206, r0, 0x0, 0x0) tkill(r0, 0x40) r2 = dup(0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) write$UHID_CREATE2(r2, &(0x7f0000000340)=ANY=[@ANYBLOB="0b0000007379e3c0a2e0e91b9c1c0000000010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000073797a300000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000073797a31000000020000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000df00018005000000220b0000fe0b000000000000b3b3c24c6f77b40b7f627b888f04f40983367f9c766f74986da484c381ac868b6b36598c96c1daf4c3f1b0f05c9dddaec8d3a83e7988a7c3f2ef6ae0324da9bf9d466897e3cc2295f02a8018279cd4354e8535958690dd9c47cea05c4eb66a25b6f6668a9d96243109000000bd6d8c90339b4c9bdee77cc84b20c83fe548c8459f54473449274842fd481f12f5e53673876ff8a92439cf602755e41cf597a52879a3c6ccd1d936566cc0c9bca3d3155db653154493a18eeae0d135b6dd0e7bc6b4c5b490c5648eb2bb83010869d703ed959dd9b731466baad25ad3342e1625b284c1d08c4c8c09eddf058022"], 0x1f7) 06:34:38 executing program 2: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000), &(0x7f0000000040)) mmap$IORING_OFF_SQ_RING(&(0x7f0000ffe000/0x1000)=nil, 0x1000, 0x0, 0x10, r0, 0x0) 06:34:38 executing program 1: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) r3 = socket$inet6(0xa, 0x2, 0x0) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_GET_MP_STATE(r4, 0x8004ae98, &(0x7f0000000100)) 06:34:38 executing program 4: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) r3 = socket$inet6(0xa, 0x2, 0x0) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$SNDRV_CTL_IOCTL_ELEM_READ(r4, 0xc4c85512, &(0x7f0000000240)={{0x2, 0x2, 0x2, 0x0, 'syz0\x00', 0x8000}, 0x1, [0x4, 0x101, 0x7, 0xa, 0x9, 0x5, 0x8, 0x2, 0x7c9, 0x8, 0x6f5f, 0x6, 0x7f, 0x4, 0x80000000, 0x4, 0xed, 0x10000, 0x3f, 0xd6d6, 0xa793, 0x7de, 0xe89, 0x2, 0x3, 0x6, 0x6, 0x9fb8, 0x7, 0x4, 0xfcd5, 0x20, 0x6755, 0xffffffffffff66dd, 0xff, 0x8001, 0x7fff, 0x1c278d0d, 0xfffffffffffffffa, 0xe53f, 0x2, 0x80, 0x3f, 0x0, 0x4, 0x6, 0x5, 0x8, 0x0, 0x2, 0x1, 0x8, 0x9, 0x8, 0x8, 0x7, 0x1000004, 0x3, 0x7fff, 0x3, 0x6, 0x0, 0x80, 0x5, 0x1ba7, 0x400, 0x9, 0x6, 0xffff, 0xffffffffffffff2f, 0x1000, 0x20000cdec, 0xfd6f, 0x80, 0x3, 0x1f, 0x7, 0xa33, 0x5bef3b90, 0x8, 0x3f, 0x8, 0x5, 0x8001, 0xffffffffffffffff, 0x6, 0x8, 0x7, 0x4cf, 0x1, 0x3, 0x9d900, 0xffffffffffffffe0, 0x36d5, 0x10001, 0x9, 0x2, 0xfffffffffffffffe, 0x200, 0x7ff, 0x8, 0x73a2, 0x0, 0x4, 0x100000000, 0x53b, 0x80, 0x2, 0x400, 0xffff, 0x7, 0x400, 0x21, 0xd29, 0x7, 0xf56d, 0x4, 0x2, 0x5, 0x0, 0xfffffffffffff800, 0x6, 0x2, 0x19, 0x9, 0x10001, 0x3, 0x3]}) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) r5 = socket(0x10, 0x80002, 0x0) sendmmsg$alg(r5, &(0x7f0000000140), 0x332, 0x0) r6 = socket$inet6(0xa, 0x2, 0x0) r7 = dup(r6) ioctl$PERF_EVENT_IOC_ENABLE(r7, 0x8912, 0x400200) ioctl$SNDCTL_DSP_GETTRIGGER(r7, 0x80045010, &(0x7f0000000100)) fcntl$dupfd(r0, 0x406, r5) 06:34:38 executing program 0 (fault-call:3 fault-nth:40): socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000400)={[{@fat=@showexec='showexec'}], [{@mask={'mask', 0x3d, '^MAY_APPEND'}}]}) [ 1856.015370][T22735] FAULT_INJECTION: forcing a failure. [ 1856.015370][T22735] name failslab, interval 1, probability 0, space 0, times 0 [ 1856.030968][T22735] CPU: 1 PID: 22735 Comm: syz-executor.0 Not tainted 5.9.0-rc6-syzkaller #0 [ 1856.039634][T22735] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1856.049667][T22735] Call Trace: [ 1856.051666][T22753] ptrace attach of "/root/syz-executor.5"[22738] was attempted by "/root/syz-executor.5"[22753] [ 1856.052941][T22735] dump_stack+0x10f/0x19d [ 1856.052955][T22735] should_fail+0x23c/0x250 [ 1856.052968][T22735] __should_failslab+0x81/0x90 [ 1856.052984][T22735] should_failslab+0x5/0x20 [ 1856.065232][ T5080] ldm_parse_privhead(): Cannot find PRIVHEAD structure. LDM database is corrupt. Aborting. [ 1856.067671][T22735] slab_pre_alloc_hook+0x20/0xd0 [ 1856.067683][T22735] ? tomoyo_encode2+0x1e2/0x350 [ 1856.067694][T22735] __kmalloc+0x78/0x310 [ 1856.067703][T22735] ? tomoyo_encode2+0x1e2/0x350 [ 1856.067728][T22735] tomoyo_encode2+0x1e2/0x350 [ 1856.086769][ T5080] ldm_validate_privheads(): Cannot find PRIVHEAD 1. [ 1856.091301][T22735] tomoyo_realpath_from_path+0x36e/0x3c0 [ 1856.091313][T22735] tomoyo_mount_permission+0x228/0x740 [ 1856.091325][T22735] ? step_into+0x205/0xe70 [ 1856.091361][T22735] ? ___cache_free+0x9c/0x380 [ 1856.091377][T22735] tomoyo_sb_mount+0x31/0x40 [ 1856.091388][T22735] security_sb_mount+0x5c/0xb0 [ 1856.091402][T22735] path_mount+0xb6/0x1c70 [ 1856.124226][ T5080] loop3: p2 < > [ 1856.126923][T22735] __se_sys_mount+0x126/0x180 [ 1856.126939][T22735] __x64_sys_mount+0x63/0x70 [ 1856.167785][T22735] do_syscall_64+0x39/0x80 [ 1856.172278][T22735] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 1856.178208][T22735] RIP: 0033:0x460bca [ 1856.182277][T22735] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 dd 87 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 ba 87 fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 1856.201917][T22735] RSP: 002b:00007f28e52f9a88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 06:34:38 executing program 5: prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) clone(0x80100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000000)="0f34", 0x2}], 0x1, 0x0) prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) clone(0x80100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) ptrace$setopts(0x4206, r1, 0x0, 0x0) process_vm_writev(0x0, &(0x7f0000000080)=[{0x0}, {0x0}, {&(0x7f00000193c0)=""/102389, 0x18ff5}], 0x3, 0x0, 0x0, 0x0) io_submit(0x0, 0x1, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x8000000, 0x3, 0x1, 0x0, 0xffffffffffffffff, 0x0}]) tkill(r1, 0x40) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) ptrace$cont(0x7, r1, 0x0, 0x0) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, &(0x7f0000000140)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_SET_BSS(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16, @ANYBLOB="1100000000000000004e3be3e31208000300", @ANYRES32=r2], 0x1c}}, 0x0) sendmsg$NL80211_CMD_NEW_INTERFACE(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f00000001c0)={&(0x7f00000002c0)={0x6c, 0x0, 0x8, 0x70bd27, 0x25dfdbfd, {}, [@NL80211_ATTR_IFNAME={0x14, 0x4, 'ip6gretap0\x00'}, @NL80211_ATTR_WIPHY={0x8, 0x1, 0x1}, @NL80211_ATTR_IFINDEX={0x8, 0x3, r2}, @NL80211_ATTR_IFNAME={0x14, 0x4, 'wlan1\x00'}, @NL80211_ATTR_IFNAME={0x14, 0x4, 'bridge_slave_0\x00'}, @NL80211_ATTR_WDEV={0xc, 0x99, {0x101}}]}, 0x6c}, 0x1, 0x0, 0x0, 0x4880}, 0x24004040) ptrace$setopts(0x4206, r0, 0x0, 0x0) tkill(r0, 0x40) 06:34:38 executing program 2: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000), &(0x7f0000000040)) mmap$IORING_OFF_SQ_RING(&(0x7f0000ffe000/0x1000)=nil, 0x1000, 0x0, 0x10, r0, 0x0) 06:34:38 executing program 3: r0 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000080)='/proc/self/net/pfkey\x00', 0x400000, 0x0) r1 = syz_io_uring_setup(0x15a3, &(0x7f00000000c0)={0x0, 0x20000000, 0x4, 0x104, 0x2ff, 0x0, r0}, &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ee8000/0x2000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r2, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) prctl$PR_CAPBSET_READ(0x17, 0xc) syz_io_uring_submit(r2, r3, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) io_uring_enter(r1, 0x450c, 0x0, 0x0, 0x0, 0x0) socket$can_bcm(0x1d, 0x2, 0x2) [ 1856.210311][T22735] RAX: ffffffffffffffda RBX: 00007f28e52f9b20 RCX: 0000000000460bca [ 1856.218269][T22735] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 00007f28e52f9ae0 [ 1856.226271][T22735] RBP: 00007f28e52f9ae0 R08: 00007f28e52f9b20 R09: 0000000020000000 [ 1856.234224][T22735] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000 [ 1856.242194][T22735] R13: 0000000020000040 R14: 0000000020000380 R15: 0000000020000400 06:34:39 executing program 2: syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000), &(0x7f0000000040)) mmap$IORING_OFF_SQ_RING(&(0x7f0000ffe000/0x1000)=nil, 0x1000, 0x0, 0x12, 0xffffffffffffffff, 0x0) 06:34:39 executing program 5: prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) ioctl$CHAR_RAW_ZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000100)={0x7, 0x9d39}) clone(0x80100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000000)=[{&(0x7f0000000040)="0f34560477f5dbccd86659e149bae07311dbae35b2afb8850ebd528503917aa76c2d7f72ac3eb3dbcfc4b6bd5a63647af759518c22f23456c0", 0x39}, {&(0x7f0000000140)="5da3d23da240fdf149003687f8ec14123ef375fa1d1205d7fca40d2b391712d2987e36e5e5ffa1e099d88c5c1a6bdac9f1b51a755e10aeab1dda22ae4436ca60956ec0961c8d89451ffdb0c43fbda1c3df245dd23e7577cb4f441c3169149129ae0db41cf6e29be0bc08878e0cae13d377f6f9f87c62e8970d680da1805c3ad8a8737fe3900e09d5c22c2410174aa2d99c78bef309f4ad19c727ab6ba2e900c7c7dc23f5eafb5fcaa99520d9f51cfca03188ee2415ead7eebc21211c994a0793ae94c0c7693c4ce153e8c9cd0a246ad45ffcbf27c86936d51cada57fbae29e0ac0216b18fe96e2c7a0b6ba958d37001a", 0xf0}, {&(0x7f00000002c0)="0a096812704134fe2669508c956b16d8fd1b1c7dbdfc93a6512a08b92b03fc0092919f7e79363638e9cd08122c5c8fa300000400000000ffedfdd10feedf3ad478977c8d0f88f3e908476ae365ba092a1de98325a2bfbb56ec9a65357ba08503e7661879a39c07a8595890b35ccb3b570bd7be7ceae8964a9369a0d33a3187b64df3", 0x82}], 0x3, 0x5) prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) clone(0x80100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) ptrace$setopts(0x4206, r1, 0x0, 0x0) process_vm_writev(0x0, &(0x7f0000000080)=[{0x0}, {0x0}, {&(0x7f00000193c0)=""/102389, 0x18ff5}], 0x3, 0x0, 0x0, 0x0) io_submit(0x0, 0x1, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x8000000, 0x3, 0x1, 0x0, 0xffffffffffffffff, 0x0}]) tkill(r1, 0x40) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) ptrace$cont(0x7, r1, 0x0, 0x0) ptrace$setopts(0x4206, r0, 0x0, 0x0) tkill(r0, 0x40) 06:34:39 executing program 1: r0 = syz_io_uring_setup(0x100015a9, &(0x7f0000000080)={0x0, 0x0, 0x3}, &(0x7f0000ffc000/0x2000)=nil, &(0x7f0000ffb000/0x4000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000040)=0x0) getsockopt$inet_int(0xffffffffffffffff, 0x0, 0x20, &(0x7f00000001c0), &(0x7f0000000240)=0x4) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) add_key$keyring(&(0x7f0000000340)='keyring\x00', &(0x7f0000000380)={'syz'}, 0x0, 0x0, 0xffffffffffffffff) add_key$user(&(0x7f0000000180)='user\x00', &(0x7f0000000300)={'syz', 0x2}, &(0x7f00000004c0)='X', 0x1, 0x0) keyctl$update(0x2, 0x0, &(0x7f0000000280)="9767353e2ca9bfdf2afecd9360906f1e2da12c52e2ef908ad21049f3f262e2c01d7412339bae0ff346e2b688900dbf11421a007cfe2fd3d2ad9ed815dc0ed05cdaa4c5338cd4c2a20f106ed8e9fe2b051e0f63b88bac4d1e51ac2c4f05445f7840789ccffbab84c3dfe7bce0d3282f13b834a6a13cc1995bab15f44168c64cf11ea0eddd7585914f99f6d89255530c650a89780ff444f60be1138000eae81684", 0xa0) r3 = socket(0x10, 0x80002, 0x0) sendmmsg$alg(r3, &(0x7f0000000140), 0x332, 0x0) getsockopt$CAN_RAW_FD_FRAMES(r3, 0x65, 0x5, &(0x7f0000000000), &(0x7f0000000180)=0x4) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(0xffffffffffffffff, 0x111, 0x3, 0x0, 0x4) 06:34:39 executing program 3: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) r3 = socket$inet6(0xa, 0x2, 0x0) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$VIDIOC_REQBUFS(r4, 0xc0145608, &(0x7f0000000100)={0x10001, 0x1, 0x4}) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) ioctl$SCSI_IOCTL_GET_BUS_NUMBER(r4, 0x5386, &(0x7f00000001c0)) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) socket$can_bcm(0x1d, 0x2, 0x2) r5 = socket(0x10, 0x80002, 0x0) sendmmsg$alg(r5, &(0x7f0000000140), 0x332, 0x0) ioctl$FITRIM(r5, 0xc0185879, &(0x7f0000000180)={0x9, 0x8001, 0x5}) r6 = socket(0x10, 0x80002, 0x0) sendmmsg$alg(r6, &(0x7f0000000140), 0x332, 0x0) r7 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000280)='nl80211\x00') sendmsg$NL80211_CMD_STOP_AP(r6, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x18, r7, 0x100, 0x70bd2b, 0x25dfdbfd, {}, [@NL80211_ATTR_TWT_RESPONDER={0x4}]}, 0x18}, 0x1, 0x0, 0x0, 0x4008001}, 0x48040) 06:34:39 executing program 2: syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000), &(0x7f0000000040)) mmap$IORING_OFF_SQ_RING(&(0x7f0000ffe000/0x1000)=nil, 0x1000, 0x0, 0x12, 0xffffffffffffffff, 0x0) 06:34:39 executing program 1: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) r3 = socket$inet6(0xa, 0x1, 0x10001) mmap(&(0x7f0000ffb000/0x3000)=nil, 0x3000, 0x2000008, 0x50, r3, 0x2c289000) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) [ 1856.458209][T22735] ERROR: Out of memory at tomoyo_realpath_from_path. 06:34:39 executing program 0 (fault-call:3 fault-nth:41): socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000400)={[{@fat=@showexec='showexec'}], [{@mask={'mask', 0x3d, '^MAY_APPEND'}}]}) [ 1856.555107][T22822] FAULT_INJECTION: forcing a failure. [ 1856.555107][T22822] name failslab, interval 1, probability 0, space 0, times 0 [ 1856.569596][T22822] CPU: 1 PID: 22822 Comm: syz-executor.0 Not tainted 5.9.0-rc6-syzkaller #0 [ 1856.578259][T22822] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1856.588292][T22822] Call Trace: [ 1856.591566][T22822] dump_stack+0x10f/0x19d [ 1856.595978][T22822] should_fail+0x23c/0x250 [ 1856.600409][T22822] __should_failslab+0x81/0x90 [ 1856.605160][T22822] should_failslab+0x5/0x20 [ 1856.609647][T22822] slab_pre_alloc_hook+0x20/0xd0 [ 1856.614583][T22822] ? tomoyo_realpath_from_path+0x98/0x3c0 [ 1856.620287][T22822] __kmalloc+0x78/0x310 [ 1856.624454][T22822] ? tomoyo_realpath_from_path+0x98/0x3c0 [ 1856.630154][T22822] tomoyo_realpath_from_path+0x98/0x3c0 [ 1856.635676][T22822] tomoyo_mount_permission+0x66e/0x740 [ 1856.641120][T22822] ? ___cache_free+0x9c/0x380 [ 1856.645829][T22822] tomoyo_sb_mount+0x31/0x40 [ 1856.650529][T22822] security_sb_mount+0x5c/0xb0 [ 1856.655273][T22822] path_mount+0xb6/0x1c70 [ 1856.659591][T22822] __se_sys_mount+0x126/0x180 [ 1856.664315][T22822] __x64_sys_mount+0x63/0x70 [ 1856.669020][T22822] do_syscall_64+0x39/0x80 [ 1856.673446][T22822] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 1856.679318][T22822] RIP: 0033:0x460bca [ 1856.683202][T22822] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 dd 87 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 ba 87 fb ff c3 66 0f 1f 84 00 00 00 00 00 06:34:39 executing program 4: r0 = bpf$ITER_CREATE(0x21, &(0x7f00000000c0), 0x8) syz_io_uring_setup(0x15a3, &(0x7f0000000040)={0x0, 0x1, 0x0, 0x0, 0xdd, 0x0, r0}, &(0x7f0000ee8000/0x2000)=nil, &(0x7f0000ee8000/0x3000)=nil, &(0x7f0000000280)=0x0, &(0x7f0000000100)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) r3 = socket(0x10, 0x80002, 0x0) sendmmsg$alg(r3, &(0x7f0000000140), 0x332, 0x0) clock_gettime(0x0, &(0x7f0000000200)) r4 = io_uring_setup(0x1, &(0x7f0000000100)) r5 = io_uring_register$IORING_REGISTER_PERSONALITY(r4, 0x9, 0x0, 0x0) io_uring_register$IORING_UNREGISTER_PERSONALITY(r4, 0x3, 0x0, r5) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_WRITEV={0x2, 0x0, 0x6000, @fd=r4, 0x100000001, &(0x7f0000000500)=[{&(0x7f0000000300)="2dfa387785ff99fdd2238e61670f20d3b92065e56d8d35036e8d1a73931933ec53bd58c47f18dc6d003c439b0eeff61a88c5d88d35f950780d0c6c6ff67869eaf2edd4401e576f1eedb291da6aab49214ea97e816b49eab4a458aef0f8c86fdb3ecb27672297b0cbc1839d2b104beab9ec2a", 0x72}, {&(0x7f0000000380)="d35019f2277b0e4ff7946673cbf32f7013aca1fba7dfe60c526d3f241e8b216a2fe54d66ad5218540a95ffb7194c71a5f87ae3343501ab288a6d3509e850a685816492e945a410f49cd530654d36acca658f677645f328b32072e820796f4d6f126f6f4e225858259bde8a450a3ec99d717d87aa840f3c1dc4b12468c46f3f5e427eaabe525ebe718f2b087dfb3355918835e0bf0d883fb8b734", 0x9a}, {&(0x7f0000000440)="7a5b96059714f08d3a05410afa7e34aee06837a8705f0ca7942c7e4df4bcb0db78e8afc7cb598450d3075a466750b99345b14f075c8980ce30997e8743aeecc0c67345cd11ac2da9ea0647638ecb3296f4debc3eb95381247be98673cc8f461c63c36dbab1c693b2704f4abc441164b8946a737eb57a91f671ed3007dd026a2f1fa9074568df9c1ff6cacc3301d85f19d3b8b788e870a0fd13b80971af", 0x9d}], 0x3, 0x6}, 0x0) r6 = syz_io_uring_complete(0x0) socket$inet_icmp(0x2, 0x2, 0x1) r7 = openat$bsg(0xffffffffffffff9c, &(0x7f0000000180)='/dev/bsg\x00', 0x80000, 0x0) getsockopt$bt_BT_VOICE(r7, 0x112, 0xb, &(0x7f00000001c0)=0x3, &(0x7f0000000240)=0x2) io_uring_enter(r6, 0x450b, 0xf0c0, 0x3, 0x0, 0x0) 06:34:39 executing program 1: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) r3 = socket(0x10, 0x80002, 0x0) sendmmsg$alg(r3, &(0x7f0000000140), 0x332, 0x0) sendmsg$NL80211_CMD_TRIGGER_SCAN(r3, &(0x7f0000000240)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x2c, 0x0, 0x2, 0x70bd2b, 0x25dfdbfe, {}, [@NL80211_ATTR_MEASUREMENT_DURATION_MANDATORY={0x4}, @NL80211_ATTR_BSSID={0xa}, @NL80211_ATTR_SCHED_SCAN_INTERVAL={0x8, 0x77, 0x1}]}, 0x2c}, 0x1, 0x0, 0x0, 0x24008050}, 0xc0) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) ioctl$FBIO_WAITFORVSYNC(0xffffffffffffffff, 0x40044620, 0x0) [ 1856.702797][T22822] RSP: 002b:00007f28e52f9a88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 1856.711258][T22822] RAX: ffffffffffffffda RBX: 00007f28e52f9b20 RCX: 0000000000460bca [ 1856.719209][T22822] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 00007f28e52f9ae0 [ 1856.727252][T22822] RBP: 00007f28e52f9ae0 R08: 00007f28e52f9b20 R09: 0000000020000000 [ 1856.735297][T22822] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000 [ 1856.743260][T22822] R13: 0000000020000040 R14: 0000000020000380 R15: 0000000020000400 06:34:39 executing program 2: syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000), &(0x7f0000000040)) mmap$IORING_OFF_SQ_RING(&(0x7f0000ffe000/0x1000)=nil, 0x1000, 0x0, 0x12, 0xffffffffffffffff, 0x0) 06:34:39 executing program 3: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080)={0x0, 0x43eb, 0x8}, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000ffc000/0x2000)=nil, &(0x7f00000002c0)=0x0, &(0x7f0000000040)=0x0) ioctl$EVIOCGABS20(0xffffffffffffffff, 0x80184560, &(0x7f0000000300)=""/232) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) r3 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000400)='/dev/snd/seq\x00', 0x509000) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(r3, 0xc0605345, &(0x7f0000000440)={0x2, 0x0, {0xffffffffffffffff, 0x2, 0x8000, 0x3, 0x80000001}, 0x10}) r4 = accept4$rose(0xffffffffffffffff, &(0x7f00000001c0)=@full={0xb, @remote, @null, 0x0, [@rose, @bcast, @null, @remote, @default, @netrom]}, &(0x7f0000000240)=0x40, 0x800) io_uring_register$IORING_UNREGISTER_PERSONALITY(r0, 0xa, 0x0, 0x0) ioctl$F2FS_IOC_RESERVE_COMPRESS_BLOCKS(r4, 0x8008f513, &(0x7f0000000280)) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff}) ioctl$BLKDISCARD(r5, 0x1277, &(0x7f0000000180)=0x100000000) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) r6 = socket(0x10, 0x80002, 0x0) sendmmsg$alg(r6, &(0x7f0000000140), 0x332, 0x0) setsockopt$inet_sctp6_SCTP_FRAGMENT_INTERLEAVE(r6, 0x84, 0x12, &(0x7f0000000000)=0x9, 0x4) socket$can_bcm(0x1d, 0x2, 0x2) 06:34:39 executing program 4: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) r3 = socket$inet6(0xa, 0x2, 0x0) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x110, &(0x7f0000000140)=0x307e, 0x0, 0x4) ioctl$sock_inet6_udp_SIOCINQ(r4, 0x541b, &(0x7f0000000100)) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) [ 1856.757560][ T5080] ldm_parse_privhead(): Cannot find PRIVHEAD structure. LDM database is corrupt. Aborting. [ 1856.769852][ T5080] ldm_validate_privheads(): Cannot find PRIVHEAD 1. [ 1856.776666][ T5080] loop3: p2 < > 06:34:39 executing program 2: r0 = syz_open_dev$sndctrl(&(0x7f0000000080)='/dev/snd/controlC#\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_TLV_READ(r0, 0xc008551a, &(0x7f0000000000)={0x2dea, 0x8, [0x0, 0x0]}) r1 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r2, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r2, r3, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) io_uring_enter(r1, 0x450c, 0x0, 0x0, 0x0, 0x0) r4 = socket(0x27, 0x80806, 0xf0b3c0) sendmmsg$alg(r4, &(0x7f0000000140), 0x332, 0x0) ioctl$BTRFS_IOC_SNAP_CREATE(r1, 0x50009401, &(0x7f0000000240)={{r4}, "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"}) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(0xffffffffffffffff, 0x111, 0x2, 0x1, 0x4) [ 1856.824680][T22822] ERROR: Out of memory at tomoyo_realpath_from_path. [ 1857.020616][ T5080] ldm_parse_privhead(): Cannot find PRIVHEAD structure. LDM database is corrupt. Aborting. [ 1857.030781][ T5080] ldm_validate_privheads(): Cannot find PRIVHEAD 1. [ 1857.038029][ T5080] loop3: p2 < > [ 1857.081141][ T5080] ldm_parse_privhead(): Cannot find PRIVHEAD structure. LDM database is corrupt. Aborting. [ 1857.091896][ T5080] ldm_validate_privheads(): Cannot find PRIVHEAD 1. [ 1857.099031][ T5080] loop3: p2 < > 06:34:42 executing program 5: prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) clone(0x80100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000000)="0f34", 0x2}], 0x1, 0x0) prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) clone(0x80100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) ptrace$setopts(0x4206, r1, 0x0, 0x0) process_vm_writev(0x0, &(0x7f0000000080)=[{0x0}, {0x0}, {&(0x7f00000193c0)=""/102389, 0x18ff5}], 0x3, 0x0, 0x0, 0x0) r2 = dup(0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$UI_DEV_CREATE(r2, 0x5501) io_submit(0x0, 0x1, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x8000000, 0x3, 0x1, 0x0, 0xffffffffffffffff, 0x0, 0x11}]) tkill(r1, 0x40) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) ptrace$cont(0x7, r1, 0x0, 0x0) ptrace$setopts(0x4206, r0, 0x0, 0x0) tkill(r0, 0x40) 06:34:42 executing program 1: r0 = syz_io_uring_setup(0x3636, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x162}, &(0x7f0000ee7000/0x1000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) r3 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0xc) setreuid(0x0, r4) setreuid(0x0, r4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) 06:34:42 executing program 0 (fault-call:3 fault-nth:42): socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000400)={[{@fat=@showexec='showexec'}], [{@mask={'mask', 0x3d, '^MAY_APPEND'}}]}) 06:34:42 executing program 4: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080)={0x0, 0xe82e, 0x0, 0x0, 0x3}, &(0x7f0000ee7000/0x1000)=nil, &(0x7f0000ee7000/0x10000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000040)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0, 0xb6}, 0x0) io_uring_enter(r0, 0x450c, 0x4000, 0x0, 0x0, 0x0) 06:34:42 executing program 3: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) r3 = socket$inet6(0xa, 0x2, 0x0) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$USBDEVFS_FREE_STREAMS(r4, 0x8008551d, &(0x7f0000000100)={0x4f3c, 0xf, [{0x3, 0x1}, {0xb}, {0xa}, {0x6, 0x1}, {0xc}, {0xf}, {0x9}, {0xc, 0x1}, {0x5}, {0x2}, {0xa}, {0x5, 0x1}, {0x5}, {0x8, 0x1}, {0x9}]}) socket$can_bcm(0x1d, 0x2, 0x2) 06:34:42 executing program 2: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r3 = socket$kcm(0x29, 0x2, 0x0) r4 = socket$kcm(0x2, 0x200000000000001, 0x0) sendmsg$inet(r4, &(0x7f0000000fc0)={&(0x7f00000002c0)={0x2, 0x0, @remote}, 0x10, 0x0}, 0x24000844) r5 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x1, 0x5, &(0x7f0000000600)=ANY=[@ANYBLOB="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"/1215], &(0x7f0000000140)='GPL\x00'}, 0x48) ioctl$sock_kcm_SIOCKCMATTACH(r3, 0x89e0, &(0x7f00000003c0)={r4, r5}) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) [ 1859.498817][T22921] FAULT_INJECTION: forcing a failure. [ 1859.498817][T22921] name failslab, interval 1, probability 0, space 0, times 0 [ 1859.576651][T22921] CPU: 0 PID: 22921 Comm: syz-executor.0 Not tainted 5.9.0-rc6-syzkaller #0 [ 1859.585449][T22921] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1859.595489][T22921] Call Trace: [ 1859.598771][T22921] dump_stack+0x10f/0x19d [ 1859.603082][T22921] should_fail+0x23c/0x250 [ 1859.607491][T22921] __should_failslab+0x81/0x90 [ 1859.612239][T22921] should_failslab+0x5/0x20 [ 1859.616726][T22921] slab_pre_alloc_hook+0x20/0xd0 [ 1859.621660][T22921] ? tomoyo_encode2+0x1e2/0x350 [ 1859.626521][T22921] __kmalloc+0x78/0x310 [ 1859.630657][T22921] ? tomoyo_encode2+0x1e2/0x350 [ 1859.635493][T22921] tomoyo_encode2+0x1e2/0x350 [ 1859.640154][T22921] tomoyo_realpath_from_path+0x36e/0x3c0 [ 1859.645771][T22921] tomoyo_mount_permission+0x66e/0x740 [ 1859.651257][T22921] ? ___cache_free+0x9c/0x380 [ 1859.655927][T22921] tomoyo_sb_mount+0x31/0x40 [ 1859.660575][T22921] security_sb_mount+0x5c/0xb0 [ 1859.665330][T22921] path_mount+0xb6/0x1c70 [ 1859.669635][T22921] __se_sys_mount+0x126/0x180 [ 1859.674287][T22921] __x64_sys_mount+0x63/0x70 [ 1859.678854][T22921] do_syscall_64+0x39/0x80 [ 1859.683244][T22921] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 1859.689104][T22921] RIP: 0033:0x460bca [ 1859.692993][T22921] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 dd 87 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 ba 87 fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 1859.712569][T22921] RSP: 002b:00007f28e52f9a88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 06:34:42 executing program 3: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) ioctl$VIDIOC_S_OUTPUT(0xffffffffffffffff, 0xc004562f, &(0x7f0000000100)=0x6a) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) socket$can_bcm(0x1d, 0x2, 0x2) 06:34:42 executing program 4: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x108, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000000380)='/dev/vcs#\x00', 0x9, 0x404000) ioctl$KVM_SET_DEVICE_ATTR(r3, 0x4018aee1, &(0x7f0000000400)={0x0, 0x1, 0xfffffffffffffff7, &(0x7f00000003c0)=0x1}) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) r4 = open(&(0x7f0000000240)='./file0\x00', 0x42, 0x15) bpf$BPF_PROG_WITH_BTFID_LOAD(0x5, &(0x7f0000000300)=@bpf_lsm={0x1d, 0xb, &(0x7f0000000440)=ANY=[@ANYBLOB="049080000200000085100000fdffffff5f90adda0c00100050a32482ce00001826", @ANYRES32=0x1, @ANYBLOB="00000000030000009500000000000000cc6a000100000000a5080100ffffffff18230000", @ANYRES32=0x1, @ANYBLOB="0000000000100000ad68180001000000"], &(0x7f0000000100)='syzkaller\x00', 0xfffff800, 0x0, 0x0, 0x41000, 0x7, [], 0x0, 0x1b, r4, 0x8, &(0x7f0000000280)={0x4, 0x2}, 0x8, 0x10, &(0x7f00000002c0)={0x2, 0x9, 0x1, 0x2}, 0x10}, 0x78) [ 1859.720950][T22921] RAX: ffffffffffffffda RBX: 00007f28e52f9b20 RCX: 0000000000460bca [ 1859.729233][T22921] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 00007f28e52f9ae0 [ 1859.737180][T22921] RBP: 00007f28e52f9ae0 R08: 00007f28e52f9b20 R09: 0000000020000000 [ 1859.745199][T22921] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000 [ 1859.753147][T22921] R13: 0000000020000040 R14: 0000000020000380 R15: 0000000020000400 06:34:42 executing program 4: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x802, 0x398}, &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000000040)=0x0) recvfrom(0xffffffffffffffff, &(0x7f0000000240)=""/209, 0xd1, 0x40000023, &(0x7f0000000180)=@can, 0x80) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) 06:34:42 executing program 1: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) connect$phonet_pipe(0xffffffffffffffff, &(0x7f0000000100)={0x23, 0x20, 0xfb, 0x2f}, 0x10) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) [ 1859.790322][T22921] ERROR: Out of memory at tomoyo_realpath_from_path. [ 1859.797718][ T5080] ldm_parse_privhead(): Cannot find PRIVHEAD structure. LDM database is corrupt. Aborting. [ 1859.812078][ T5080] ldm_validate_privheads(): Cannot find PRIVHEAD 1. [ 1859.819868][ T5080] loop3: p2 < > 06:34:42 executing program 0 (fault-call:3 fault-nth:43): socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000400)={[{@fat=@showexec='showexec'}], [{@mask={'mask', 0x3d, '^MAY_APPEND'}}]}) [ 1860.012569][T22982] FAULT_INJECTION: forcing a failure. [ 1860.012569][T22982] name failslab, interval 1, probability 0, space 0, times 0 06:34:42 executing program 4: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) setsockopt$TIPC_GROUP_LEAVE(0xffffffffffffffff, 0x10f, 0x88) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x3, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, {0x2}}, 0x5) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) [ 1860.066597][T22982] CPU: 1 PID: 22982 Comm: syz-executor.0 Not tainted 5.9.0-rc6-syzkaller #0 [ 1860.075282][T22982] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1860.085315][T22982] Call Trace: [ 1860.088593][T22982] dump_stack+0x10f/0x19d [ 1860.092916][T22982] should_fail+0x23c/0x250 [ 1860.097342][T22982] __should_failslab+0x81/0x90 [ 1860.102092][T22982] should_failslab+0x5/0x20 [ 1860.106579][T22982] slab_pre_alloc_hook+0x20/0xd0 [ 1860.111501][T22982] kmem_cache_alloc_trace+0x54/0x2d0 [ 1860.116766][T22982] ? alloc_fs_context+0x46/0x3e0 [ 1860.121694][T22982] alloc_fs_context+0x46/0x3e0 [ 1860.126503][T22982] ? strncmp+0x34/0x70 [ 1860.130561][T22982] fs_context_for_mount+0x1d/0x20 [ 1860.135649][T22982] path_mount+0xd85/0x1c70 [ 1860.140048][T22982] __se_sys_mount+0x126/0x180 [ 1860.144708][T22982] __x64_sys_mount+0x63/0x70 [ 1860.149300][T22982] do_syscall_64+0x39/0x80 [ 1860.153703][T22982] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 1860.159687][T22982] RIP: 0033:0x460bca [ 1860.163589][T22982] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 dd 87 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 ba 87 fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 1860.183175][T22982] RSP: 002b:00007f28e52f9a88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 1860.191612][T22982] RAX: ffffffffffffffda RBX: 00007f28e52f9b20 RCX: 0000000000460bca [ 1860.199666][T22982] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 00007f28e52f9ae0 [ 1860.207618][T22982] RBP: 00007f28e52f9ae0 R08: 00007f28e52f9b20 R09: 0000000020000000 [ 1860.215569][T22982] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000 [ 1860.223521][T22982] R13: 0000000020000040 R14: 0000000020000380 R15: 0000000020000400 [ 1860.475515][ T5080] ldm_parse_privhead(): Cannot find PRIVHEAD structure. LDM database is corrupt. Aborting. [ 1860.485712][ T5080] ldm_validate_privheads(): Cannot find PRIVHEAD 1. [ 1860.493013][ T5080] loop3: p2 < > 06:34:45 executing program 5: prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) clone(0x80100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000000)="0f34", 0x2}], 0x1, 0x0) prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) clone(0x80100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) ptrace$setopts(0x4206, r1, 0x0, 0x0) process_vm_writev(0x0, &(0x7f0000000080)=[{0x0}, {0x0}, {&(0x7f00000193c0)=""/102389, 0x18ff5}], 0x3, 0x0, 0x0, 0x0) r2 = dup(0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$SNAPSHOT_PLATFORM_SUPPORT(r2, 0x330f, 0x1ff) io_submit(0x0, 0x1, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x8000000, 0x3, 0x1, 0x0, 0xffffffffffffffff, 0x0}]) tkill(r1, 0x40) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) ptrace$cont(0x7, r1, 0x0, 0x0) ptrace$setopts(0x4206, r0, 0x0, 0x0) tkill(r0, 0x40) 06:34:45 executing program 3: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) r3 = socket(0x10, 0x80002, 0x0) ioctl$IOCTL_VMCI_QUEUEPAIR_SETVA(0xffffffffffffffff, 0x7a4, &(0x7f0000000240)={{@my=0x0, 0x7ff}, 0x9, 0xffffffff, 0x7}) sendmmsg$alg(r3, &(0x7f0000000140), 0x332, 0x0) setsockopt$inet_sctp_SCTP_ADAPTATION_LAYER(r3, 0x84, 0x7, &(0x7f0000000100)={0x2}, 0x4) r4 = socket(0x10, 0x80002, 0x0) sendmmsg$alg(r4, &(0x7f0000000140), 0x332, 0x0) ioctl$sock_inet_SIOCGARP(r4, 0x8954, &(0x7f0000000340)={{0x2, 0x4e20, @local}, {0x301, @local}, 0x10, {0x2, 0x4e21, @remote}, 'geneve0\x00'}) ioctl$sock_SIOCBRDELBR(r4, 0x89a1, &(0x7f00000003c0)='veth1_to_batadv\x00') syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x450c, 0x0, 0x2, 0x0, 0x0) socket$can_bcm(0x1d, 0x2, 0x2) getsockopt$bt_l2cap_L2CAP_CONNINFO(r3, 0x6, 0x2, &(0x7f00000002c0), &(0x7f0000000300)=0x6) rt_sigtimedwait(&(0x7f0000000180)={[0x401]}, 0x0, &(0x7f00000001c0)={0x77359400}, 0x8) r5 = socket$inet6(0xa, 0x2, 0x0) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) ioctl$VHOST_SET_OWNER(r6, 0xaf01, 0x0) connect$rxrpc(r3, &(0x7f0000000280)=@in6={0x21, 0x4, 0x2, 0x1c, {0xa, 0x4e23, 0xfffffffd, @mcast1, 0x3}}, 0x24) 06:34:45 executing program 0 (fault-call:3 fault-nth:44): socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000400)={[{@fat=@showexec='showexec'}], [{@mask={'mask', 0x3d, '^MAY_APPEND'}}]}) 06:34:45 executing program 1: r0 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_tx_ring(r0, 0x107, 0x5, &(0x7f0000000040)=@req3={0x8000, 0x6, 0x20008000}, 0x1c) r1 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) ioctl$KVM_SET_GUEST_DEBUG(0xffffffffffffffff, 0x4048ae9b, &(0x7f0000000180)={0x1, 0x0, [0x3ff, 0xd9a, 0x0, 0x5, 0x6, 0x4, 0xffffffffffff8001, 0x1]}) syz_memcpy_off$IO_URING_METADATA_GENERIC(r2, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r2, r3, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) io_uring_enter(r1, 0x450c, 0x0, 0x0, 0x0, 0x0) 06:34:45 executing program 4: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) syz_io_uring_setup(0x87, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f00006d5000/0x4000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) r5 = socket$inet6_udplite(0x2, 0x3, 0x88) syz_io_uring_submit(r3, r4, &(0x7f0000000140)=@IORING_OP_RECVMSG={0xa, 0x0, 0x0, r5, 0x0, &(0x7f00000004c0)={0x0, 0x0, 0x0}, 0x0, 0x40002142}, 0x0) syz_io_uring_submit(r3, r2, &(0x7f0000000100)=@IORING_OP_POLL_ADD={0x6, 0x0, 0x0, @fd_index=0x5, 0x0, 0x0, 0x0, {0x10}, 0x1}, 0x68) 06:34:45 executing program 2: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) setsockopt$TIPC_GROUP_LEAVE(0xffffffffffffffff, 0x10f, 0x88) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x3, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, {0x2}}, 0x5) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) [ 1862.503695][T23038] FAULT_INJECTION: forcing a failure. [ 1862.503695][T23038] name failslab, interval 1, probability 0, space 0, times 0 [ 1862.583233][T23038] CPU: 1 PID: 23038 Comm: syz-executor.0 Not tainted 5.9.0-rc6-syzkaller #0 [ 1862.592026][T23038] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1862.602063][T23038] Call Trace: [ 1862.605346][T23038] dump_stack+0x10f/0x19d [ 1862.609670][T23038] should_fail+0x23c/0x250 [ 1862.614135][T23038] __should_failslab+0x81/0x90 [ 1862.618887][T23038] should_failslab+0x5/0x20 [ 1862.623372][T23038] slab_pre_alloc_hook+0x20/0xd0 [ 1862.628289][T23038] kmem_cache_alloc_trace+0x54/0x2d0 [ 1862.633554][T23038] ? legacy_init_fs_context+0x2d/0x70 [ 1862.638975][T23038] ? alloc_fs_context+0x46/0x3e0 [ 1862.643906][T23038] legacy_init_fs_context+0x2d/0x70 [ 1862.649118][T23038] alloc_fs_context+0x355/0x3e0 [ 1862.653950][T23038] fs_context_for_mount+0x1d/0x20 [ 1862.658951][T23038] path_mount+0xd85/0x1c70 [ 1862.663356][T23038] __se_sys_mount+0x126/0x180 [ 1862.668010][T23038] __x64_sys_mount+0x63/0x70 [ 1862.672582][T23038] do_syscall_64+0x39/0x80 [ 1862.676988][T23038] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 1862.682875][T23038] RIP: 0033:0x460bca [ 1862.686755][T23038] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 dd 87 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 ba 87 fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 1862.706445][T23038] RSP: 002b:00007f28e52f9a88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 1862.714929][T23038] RAX: ffffffffffffffda RBX: 00007f28e52f9b20 RCX: 0000000000460bca [ 1862.722886][T23038] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 00007f28e52f9ae0 06:34:45 executing program 4: r0 = syz_io_uring_setup(0x15a7, &(0x7f0000000080)={0x0, 0x2bfb, 0x8, 0x2, 0xfffffffc}, &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x2000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000100)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x450c, 0x0, 0x2, 0x0, 0x0) 06:34:45 executing program 2: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) setsockopt$TIPC_GROUP_LEAVE(0xffffffffffffffff, 0x10f, 0x88) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x3, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, {0x2}}, 0x5) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) [ 1862.730918][T23038] RBP: 00007f28e52f9ae0 R08: 00007f28e52f9b20 R09: 0000000020000000 [ 1862.738869][T23038] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000 [ 1862.747067][T23038] R13: 0000000020000040 R14: 0000000020000380 R15: 0000000020000400 06:34:45 executing program 0 (fault-call:3 fault-nth:45): socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000400)={[{@fat=@showexec='showexec'}], [{@mask={'mask', 0x3d, '^MAY_APPEND'}}]}) 06:34:45 executing program 4: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x1, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, {0x3}}, 0x0) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) 06:34:45 executing program 1: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) lsetxattr$security_evm(&(0x7f0000000100)='./file0\x00', &(0x7f0000000180)='security.evm\x00', &(0x7f00000001c0)=ANY=[@ANYBLOB="537d7092a324b6e9e7"], 0x9, 0x1) [ 1862.918859][T23089] FAULT_INJECTION: forcing a failure. [ 1862.918859][T23089] name failslab, interval 1, probability 0, space 0, times 0 [ 1862.947121][T23089] CPU: 0 PID: 23089 Comm: syz-executor.0 Not tainted 5.9.0-rc6-syzkaller #0 [ 1862.955788][T23089] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1862.965835][T23089] Call Trace: [ 1862.969096][T23089] dump_stack+0x10f/0x19d [ 1862.973396][T23089] should_fail+0x23c/0x250 [ 1862.977844][T23089] __should_failslab+0x81/0x90 [ 1862.982588][T23089] should_failslab+0x5/0x20 [ 1862.987178][T23089] slab_pre_alloc_hook+0x20/0xd0 [ 1862.992120][T23089] ? vfs_parse_fs_string+0x5e/0xc0 [ 1862.997207][T23089] __kmalloc_track_caller+0x76/0x310 [ 1863.002468][T23089] ? vfs_parse_fs_string+0x5e/0xc0 [ 1863.007829][T23089] kmemdup_nul+0x27/0x70 [ 1863.012075][T23089] vfs_parse_fs_string+0x5e/0xc0 [ 1863.016997][T23089] path_mount+0xeb5/0x1c70 [ 1863.021383][T23089] __se_sys_mount+0x126/0x180 [ 1863.026027][T23089] __x64_sys_mount+0x63/0x70 [ 1863.030662][T23089] do_syscall_64+0x39/0x80 [ 1863.035136][T23089] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 1863.041112][T23089] RIP: 0033:0x460bca [ 1863.045081][T23089] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 dd 87 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 ba 87 fb ff c3 66 0f 1f 84 00 00 00 00 00 06:34:45 executing program 2: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) setsockopt$TIPC_GROUP_LEAVE(0xffffffffffffffff, 0x10f, 0x88) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x3, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, {0x2}}, 0x5) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) [ 1863.064753][T23089] RSP: 002b:00007f28e52f9a88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 1863.073136][T23089] RAX: ffffffffffffffda RBX: 00007f28e52f9b20 RCX: 0000000000460bca [ 1863.081237][T23089] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 00007f28e52f9ae0 [ 1863.089195][T23089] RBP: 00007f28e52f9ae0 R08: 00007f28e52f9b20 R09: 0000000020000000 [ 1863.097141][T23089] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000 [ 1863.105123][T23089] R13: 0000000020000040 R14: 0000000020000380 R15: 0000000020000400 [ 1863.414359][ T5080] ldm_parse_privhead(): Cannot find PRIVHEAD structure. LDM database is corrupt. Aborting. [ 1863.424413][ T5080] ldm_validate_privheads(): Cannot find PRIVHEAD 1. [ 1863.431216][ T5080] loop3: p2 < > 06:34:48 executing program 0 (fault-call:3 fault-nth:46): socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000400)={[{@fat=@showexec='showexec'}], [{@mask={'mask', 0x3d, '^MAY_APPEND'}}]}) 06:34:48 executing program 4: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080)={0x0, 0x400000, 0x10, 0x0, 0x40000}, &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000fff000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000340)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) r3 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000380)='ethtool\x00') sendmsg$ETHTOOL_MSG_RINGS_SET(0xffffffffffffffff, &(0x7f0000000480)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000440)={&(0x7f00000003c0)={0x74, r3, 0x0, 0x70bd26, 0x25dfdbff, {}, [@ETHTOOL_A_RINGS_RX={0x8, 0x6, 0x9a}, @ETHTOOL_A_RINGS_RX_MINI={0x8, 0x7, 0x4}, @ETHTOOL_A_RINGS_HEADER={0x40, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'lo\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth1_to_bond\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth0_to_batadv\x00'}]}, @ETHTOOL_A_RINGS_TX={0x8, 0x9, 0x8}, @ETHTOOL_A_RINGS_RX_MINI={0x8, 0x7, 0xa18d}]}, 0x74}, 0x1, 0x0, 0x0, 0x40000}, 0x48804) r4 = socket$netlink(0x10, 0x3, 0x1) sendmsg$NFT_MSG_GETCHAIN(r4, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000180)={&(0x7f0000000240)={0xfc, 0x4, 0xa, 0x97e32e1b8daf619a, 0x0, 0x0, {0x7, 0x0, 0x3}, [@NFTA_CHAIN_COUNTERS={0x64, 0x8, 0x0, 0x1, [@NFTA_COUNTER_BYTES={0xc, 0x1, 0x1, 0x0, 0x401}, @NFTA_COUNTER_PACKETS={0xc, 0x2, 0x1, 0x0, 0xc90}, @NFTA_COUNTER_PACKETS={0xc, 0x2, 0x1, 0x0, 0x8}, @NFTA_COUNTER_PACKETS={0xc, 0x2, 0x1, 0x0, 0x2}, @NFTA_COUNTER_BYTES={0xc, 0x1, 0x1, 0x0, 0xc1eb6d7}, @NFTA_COUNTER_PACKETS={0xc, 0x2, 0x1, 0x0, 0x4}, @NFTA_COUNTER_PACKETS={0xc, 0x2, 0x1, 0x0, 0x2}, @NFTA_COUNTER_PACKETS={0xc, 0x2, 0x1, 0x0, 0x4}]}, @NFTA_CHAIN_POLICY={0x8, 0x5, 0x1, 0x0, 0xfffffffffffffffb}, @NFTA_CHAIN_TABLE={0x9, 0x1, 'syz1\x00'}, @NFTA_CHAIN_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_CHAIN_NAME={0x9, 0x3, 'syz0\x00'}, @NFTA_CHAIN_TABLE={0x9, 0x1, 'syz1\x00'}, @NFTA_CHAIN_COUNTERS={0x4c, 0x8, 0x0, 0x1, [@NFTA_COUNTER_PACKETS={0xc, 0x2, 0x1, 0x0, 0x7}, @NFTA_COUNTER_BYTES={0xc, 0x1, 0x1, 0x0, 0x88}, @NFTA_COUNTER_BYTES={0xc, 0x1, 0x1, 0x0, 0x3}, @NFTA_COUNTER_PACKETS={0xc, 0x2, 0x1, 0x0, 0x7}, @NFTA_COUNTER_BYTES={0xc, 0x1, 0x1, 0x0, 0x8}, @NFTA_COUNTER_PACKETS={0xc, 0x2, 0x1, 0x0, 0xfffffffffffff000}]}]}, 0xfc}, 0x1, 0x0, 0x0, 0x20000005}, 0x8000) r5 = accept4$packet(0xffffffffffffffff, &(0x7f00000004c0)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @link_local}, &(0x7f0000000500)=0x14, 0x800) bind$packet(r5, &(0x7f0000000540)={0x11, 0xd, 0x0, 0x1, 0x1d, 0x6, @local}, 0x14) 06:34:48 executing program 5: prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) clone(0x80100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000000)="0f34", 0x2}], 0x1, 0x0) ptrace$setregs(0xf, r0, 0x75ba, &(0x7f0000000580)="12596c27a15bba66849c8cd7cfa23202834dc2685993e5da19f4ea131eefa0d5d74a6f16b2d51dc2093f0e2cd4efb092d714f2dbe9a2aec72ad83219ca2a97f32b51") prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) clone(0x80100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) sendmsg$SOCK_DESTROY(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400200}, 0xc, &(0x7f0000000080)={&(0x7f0000000140)={0x354, 0x15, 0x402, 0x70bd2c, 0x25dfdbfe, {0x1d, 0x9}, [@INET_DIAG_REQ_BYTECODE={0xae, 0x1, "0fcf385323ea0ee9478cbc5793a36f4889047d514726da06cf033872c253a919230ea06ae9f21a56b2771d076a3258c1c3a93499cb1f7e93d6f12d2fbffb192da97b9ee71996d3de8390ec2f084b976e526d45d1530d9d4d7b3ff827564c1dff81a55e4c9d0d1df8f1e18488324043015ce7dff45e0b8ab1e41073c900fc1f32488a2729a7f26284f6e7917f7908c8345395c8c64e6251b5123a8a2ef417cb4ef315b39cf4b62a39c951"}, @INET_DIAG_REQ_BYTECODE={0x8c, 0x1, "2be8bcd7241d1c7a6fea0f3cbc0b41cca50cbc1dd57384e1bd6d719bb07223e663905440765e8724604c4858ab5f8c6f1185a9a9e6ed447b932257a8a345de77c78a07db83de43db05bd1fef934bbb8d4de52bcbcde326edde23a14eb4d0fce5118adba72a86006101e5feee410bc3146a1884e7fd1ab853c3dd8985a048482f0262ed6be810b95c"}, @INET_DIAG_REQ_BYTECODE={0x77, 0x1, "30bbe27e37651630465a2e6096973a8678ae8ca8f76f4a7a5711e23e2f3cae4fe0c45e18f7b4b70f6d672b001353c7ba514e63c3b729a6525026b08cf68c9ced9633582ced3cd505f3506daf83b6d039d9de4e3493009caf9308450f67f5c6506850377a818e8cc2111f11b3f6fde96d5a2150"}, @INET_DIAG_REQ_BYTECODE={0x58, 0x1, "d5ab58fb57e592b6891409d08a4beb61cd6d419fd78f6dac0e73a1d5177c959f8aab53bee2dac748af8383b1667a5f31dea0db6beb0dbc50c39a42664b9cddde6d6beddafddac018af47f85a8973ce8157740314"}, @INET_DIAG_REQ_BYTECODE={0xa4, 0x1, "9fb41517689b58672d195403b0215e73165fb6826bb808de37d3641066d0f36406196cb8102afa3a16839b1b8b19f65b6e668471db32ec1e4eae2d72588b86894d4a8c4f18f751be5f24b7b20331877dc4fc1a5a59649f9e9e96c3df1d976ac9db6a3fdb92163c6a6473d6a770d3745c032ea11bc0a8029ece9361bef5af59dc8dc5b95b5399ca429bde43b1e966835aec1bad96708d1798313f6f415ebfbbbe"}, @INET_DIAG_REQ_BYTECODE={0x13, 0x1, "8c5e0adb4c49066ddbc6af8a6e4696"}, @INET_DIAG_REQ_BYTECODE={0x32, 0x1, "9729931270f3fe2e96d59c45dde00aa0d3af9ff4989aca7c09df1a96713cd337eaa3fc9b454c49ffc9cc1543182b"}, @INET_DIAG_REQ_BYTECODE={0x48, 0x1, "d94ddf5b02c617a7bf3dd79fd8e149449704cf7ea79048f141843fd0e2bf0827965cbc8a899c4959c5d8c9cac6269685eec856d51509901954268f7fc49dd6e2790db000"}]}, 0x354}, 0x1, 0x0, 0x0, 0x5}, 0x8000) ptrace$setopts(0x4206, r1, 0x0, 0x0) process_vm_writev(0x0, &(0x7f0000000040), 0x0, 0x0, 0x0, 0x0) io_submit(0x0, 0x1, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x8000000, 0x3, 0x1, 0x0, 0xffffffffffffffff, 0x0}]) tkill(r1, 0x40) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) ptrace$cont(0x7, r1, 0x0, 0x0) ptrace$setopts(0x4206, r0, 0x0, 0x0) eventfd(0x2) tkill(r0, 0x40) 06:34:48 executing program 1: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) ioctl$RTC_UIE_OFF(0xffffffffffffffff, 0x7004) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) 06:34:48 executing program 2: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)) setsockopt$TIPC_GROUP_LEAVE(0xffffffffffffffff, 0x10f, 0x88) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) 06:34:48 executing program 3: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee8000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) bpf$BPF_MAP_LOOKUP_AND_DELETE_ELEM(0x15, &(0x7f0000000180)={0xffffffffffffffff, &(0x7f0000000100), &(0x7f0000000240)=""/252, 0x4}, 0x20) socket$can_bcm(0x1d, 0x2, 0x2) [ 1865.539362][T23144] FAULT_INJECTION: forcing a failure. [ 1865.539362][T23144] name failslab, interval 1, probability 0, space 0, times 0 [ 1865.598645][T23144] CPU: 0 PID: 23144 Comm: syz-executor.0 Not tainted 5.9.0-rc6-syzkaller #0 [ 1865.607330][T23144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1865.617365][T23144] Call Trace: [ 1865.620672][T23144] dump_stack+0x10f/0x19d [ 1865.624987][T23144] should_fail+0x23c/0x250 [ 1865.629410][T23144] __should_failslab+0x81/0x90 [ 1865.634238][T23144] should_failslab+0x5/0x20 [ 1865.638723][T23144] slab_pre_alloc_hook+0x20/0xd0 [ 1865.643745][T23144] ? vfs_parse_fs_string+0x5e/0xc0 [ 1865.648838][T23144] __kmalloc_track_caller+0x76/0x310 [ 1865.654106][T23144] ? vfs_parse_fs_string+0x5e/0xc0 [ 1865.659200][T23144] kmemdup_nul+0x27/0x70 [ 1865.663421][T23144] vfs_parse_fs_string+0x5e/0xc0 [ 1865.668369][T23144] path_mount+0xeb5/0x1c70 [ 1865.672960][T23144] __se_sys_mount+0x126/0x180 [ 1865.677621][T23144] __x64_sys_mount+0x63/0x70 [ 1865.682258][T23144] do_syscall_64+0x39/0x80 [ 1865.686756][T23144] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 1865.692632][T23144] RIP: 0033:0x460bca [ 1865.696506][T23144] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 dd 87 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 ba 87 fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 1865.716089][T23144] RSP: 002b:00007f28e52f9a88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 1865.724494][T23144] RAX: ffffffffffffffda RBX: 00007f28e52f9b20 RCX: 0000000000460bca [ 1865.732468][T23144] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 00007f28e52f9ae0 [ 1865.740413][T23144] RBP: 00007f28e52f9ae0 R08: 00007f28e52f9b20 R09: 0000000020000000 06:34:48 executing program 4: syz_open_dev$video(&(0x7f0000000100)='/dev/video#\x00', 0x7, 0x4000) r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000180)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) 06:34:48 executing program 3: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x450c, 0x2, 0x1, 0x0, 0x0) socket$can_bcm(0x1d, 0x2, 0x2) [ 1865.748356][T23144] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000 [ 1865.756305][T23144] R13: 0000000020000040 R14: 0000000020000380 R15: 0000000020000400 06:34:48 executing program 2: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)) setsockopt$TIPC_GROUP_LEAVE(0xffffffffffffffff, 0x10f, 0x88) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) [ 1865.803615][ T5080] ldm_parse_privhead(): Cannot find PRIVHEAD structure. LDM database is corrupt. Aborting. [ 1865.814398][ T5080] ldm_validate_privheads(): Cannot find PRIVHEAD 1. [ 1865.821880][ T5080] loop3: p2 < > 06:34:48 executing program 4: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080)={0x0, 0x4, 0x0, 0x0, 0x73}, &(0x7f0000ee7000/0x1000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f00000001c0)) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) r2 = io_uring_register$IORING_REGISTER_PERSONALITY(r0, 0x9, 0x0, 0x0) syz_io_uring_submit(r1, 0x0, &(0x7f0000000180)=@IORING_OP_READ=@pass_buffer={0x16, 0x1, 0x2000, @fd_index, 0x9, &(0x7f0000000100)=""/39, 0x27, 0x10, 0x1, {0x0, r2}}, 0x8645) r3 = mmap$IORING_OFF_SQES(&(0x7f0000ee7000/0x1000)=nil, 0x1000, 0x200000a, 0x10, r0, 0x10000000) syz_io_uring_submit(r1, r3, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x2, 0x0, 0x1, 0x0, 0x0}, 0xfffffffd) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) 06:34:48 executing program 1: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) ioctl$F2FS_IOC_DEFRAGMENT(r0, 0xc010f508, &(0x7f0000000280)={0x8aa, 0x7}) ioctl$BLKPBSZGET(0xffffffffffffffff, 0x127b, &(0x7f0000000100)) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) getsockname$ax25(0xffffffffffffffff, &(0x7f0000000180)={{0x3, @null}, [@remote, @rose, @remote, @netrom, @remote, @netrom, @null, @null]}, &(0x7f0000000240)=0x48) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) 06:34:48 executing program 0 (fault-call:3 fault-nth:47): socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000400)={[{@fat=@showexec='showexec'}], [{@mask={'mask', 0x3d, '^MAY_APPEND'}}]}) 06:34:48 executing program 3: r0 = syz_io_uring_setup(0x115a3, &(0x7f0000000080)={0x0, 0x800071b0, 0x4, 0x3, 0xfffffffe}, &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000180)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, {0x101}}, 0x40000000) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) syz_open_dev$rtc(&(0x7f0000000100)='/dev/rtc#\x00', 0x57, 0x0) socket$can_bcm(0x1d, 0x2, 0x2) 06:34:48 executing program 2: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)) setsockopt$TIPC_GROUP_LEAVE(0xffffffffffffffff, 0x10f, 0x88) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) [ 1866.084832][T23222] FAULT_INJECTION: forcing a failure. [ 1866.084832][T23222] name failslab, interval 1, probability 0, space 0, times 0 [ 1866.141741][T23222] CPU: 0 PID: 23222 Comm: syz-executor.0 Not tainted 5.9.0-rc6-syzkaller #0 [ 1866.150434][T23222] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1866.160478][T23222] Call Trace: [ 1866.163760][T23222] dump_stack+0x10f/0x19d [ 1866.168156][T23222] should_fail+0x23c/0x250 [ 1866.172560][T23222] __should_failslab+0x81/0x90 [ 1866.177303][T23222] should_failslab+0x5/0x20 [ 1866.181830][T23222] slab_pre_alloc_hook+0x20/0xd0 [ 1866.186794][T23222] kmem_cache_alloc_trace+0x54/0x2d0 [ 1866.192180][T23222] ? alloc_super+0x3a/0x4c0 [ 1866.196697][T23222] ? mount_bdev+0x290/0x290 [ 1866.201230][T23222] alloc_super+0x3a/0x4c0 [ 1866.205540][T23222] ? mount_bdev+0x290/0x290 [ 1866.210020][T23222] sget+0x189/0x370 [ 1866.213827][T23222] ? test_bdev_super+0x30/0x30 [ 1866.218567][T23222] mount_bdev+0xd3/0x290 [ 1866.222790][T23222] ? msdos_mount+0x40/0x40 [ 1866.227184][T23222] ? tsan.module_ctor+0x10/0x10 [ 1866.232021][T23222] msdos_mount+0x2d/0x40 [ 1866.236327][T23222] legacy_get_tree+0x70/0xc0 [ 1866.240931][T23222] vfs_get_tree+0x4d/0x1a0 [ 1866.245333][T23222] path_mount+0x118d/0x1c70 [ 1866.249821][T23222] __se_sys_mount+0x126/0x180 [ 1866.254484][T23222] __x64_sys_mount+0x63/0x70 [ 1866.259060][T23222] do_syscall_64+0x39/0x80 [ 1866.263580][T23222] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 1866.269533][T23222] RIP: 0033:0x460bca [ 1866.273409][T23222] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 dd 87 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 ba 87 fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 1866.292991][T23222] RSP: 002b:00007f28e52f9a88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 1866.301388][T23222] RAX: ffffffffffffffda RBX: 00007f28e52f9b20 RCX: 0000000000460bca [ 1866.309358][T23222] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 00007f28e52f9ae0 [ 1866.317315][T23222] RBP: 00007f28e52f9ae0 R08: 00007f28e52f9b20 R09: 0000000020000000 [ 1866.325271][T23222] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000 [ 1866.333310][T23222] R13: 0000000020000040 R14: 0000000020000380 R15: 0000000020000400 [ 1866.428189][ T5080] ldm_parse_privhead(): Cannot find PRIVHEAD structure. LDM database is corrupt. Aborting. [ 1866.438406][ T5080] ldm_validate_privheads(): Cannot find PRIVHEAD 1. [ 1866.445110][ T5080] loop3: p2 < > 06:34:51 executing program 5: prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) clone(0x80100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000000)="0f34", 0x2}], 0x1, 0x0) prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) clone(0x80100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) r2 = socket(0x10, 0x80002, 0x0) sendmmsg$alg(r2, &(0x7f0000000140), 0x332, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(r2, 0xf503, 0x0) ptrace$setopts(0x4206, r1, 0x0, 0x0) process_vm_writev(0x0, &(0x7f0000000080)=[{0x0}, {0x0}, {&(0x7f00000193c0)=""/102389, 0x18ff5}], 0x3, 0x0, 0x0, 0x0) io_submit(0x0, 0x1, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x8000000, 0x3, 0x1, 0x0, 0xffffffffffffffff, 0x0}]) tkill(r1, 0x34) ptrace$setregs(0xd, r1, 0x4000000000, &(0x7f0000000080)) ptrace$cont(0x7, r1, 0x0, 0x0) ptrace$setopts(0x4206, r0, 0x0, 0x0) tkill(r0, 0x40) 06:34:51 executing program 3: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) r3 = openat$cachefiles(0xffffffffffffff9c, &(0x7f0000000100)='/dev/cachefiles\x00', 0x10800, 0x0) setsockopt$netrom_NETROM_IDLE(r3, 0x103, 0x7, &(0x7f0000000180)=0xfffff000, 0x4) socket$can_bcm(0x1d, 0x2, 0x2) 06:34:51 executing program 1: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) r3 = gettid() rt_sigqueueinfo(r3, 0x8000023, &(0x7f0000000540)) ioctl$CHAR_RAW_ROSET(0xffffffffffffffff, 0x125d, &(0x7f00000001c0)=0x8) wait4(r3, &(0x7f0000000180), 0x2, 0x0) r4 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/snd/timer\x00', 0x0) ioctl$SNDRV_TIMER_IOCTL_NEXT_DEVICE(r4, 0x40345410, &(0x7f0000000080)={0x0, 0x3}) ioctl$SNDRV_TIMER_IOCTL_STATUS32(r4, 0x80585414, &(0x7f00000000c0)) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) 06:34:51 executing program 2: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) setsockopt$TIPC_GROUP_LEAVE(0xffffffffffffffff, 0x10f, 0x88) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x3, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, {0x2}}, 0x5) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) 06:34:51 executing program 4: r0 = syz_io_uring_setup(0x34ce, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) 06:34:51 executing program 0 (fault-call:3 fault-nth:48): socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000400)={[{@fat=@showexec='showexec'}], [{@mask={'mask', 0x3d, '^MAY_APPEND'}}]}) 06:34:51 executing program 2: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) setsockopt$TIPC_GROUP_LEAVE(0xffffffffffffffff, 0x10f, 0x88) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x3, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, {0x2}}, 0x5) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) [ 1868.581295][T23274] FAULT_INJECTION: forcing a failure. [ 1868.581295][T23274] name failslab, interval 1, probability 0, space 0, times 0 06:34:51 executing program 2: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) setsockopt$TIPC_GROUP_LEAVE(0xffffffffffffffff, 0x10f, 0x88) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x3, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, {0x2}}, 0x5) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) 06:34:51 executing program 2: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x3, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, {0x2}}, 0x5) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) [ 1868.632979][T23274] CPU: 0 PID: 23274 Comm: syz-executor.0 Not tainted 5.9.0-rc6-syzkaller #0 [ 1868.641685][T23274] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1868.651818][T23274] Call Trace: [ 1868.655167][T23274] dump_stack+0x10f/0x19d [ 1868.659634][T23274] should_fail+0x23c/0x250 [ 1868.664040][T23274] __should_failslab+0x81/0x90 [ 1868.668784][T23274] should_failslab+0x5/0x20 [ 1868.673275][T23274] slab_pre_alloc_hook+0x20/0xd0 [ 1868.678280][T23274] ? prealloc_shrinker+0x5e/0x1b0 [ 1868.683283][T23274] __kmalloc+0x78/0x310 [ 1868.687444][T23274] ? prealloc_shrinker+0x5e/0x1b0 [ 1868.692469][T23274] prealloc_shrinker+0x5e/0x1b0 [ 1868.697364][T23274] alloc_super+0x424/0x4c0 [ 1868.701764][T23274] ? mount_bdev+0x290/0x290 [ 1868.706246][T23274] sget+0x189/0x370 [ 1868.710080][T23274] ? test_bdev_super+0x30/0x30 [ 1868.714826][T23274] mount_bdev+0xd3/0x290 [ 1868.719052][T23274] ? msdos_mount+0x40/0x40 [ 1868.723449][T23274] ? tsan.module_ctor+0x10/0x10 [ 1868.728279][T23274] msdos_mount+0x2d/0x40 06:34:51 executing program 2: syz_memcpy_off$IO_URING_METADATA_GENERIC(0x0, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(0x0, 0x0, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x3, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, {0x2}}, 0x5) io_uring_enter(0xffffffffffffffff, 0x450c, 0x0, 0x0, 0x0, 0x0) 06:34:51 executing program 2: syz_memcpy_off$IO_URING_METADATA_GENERIC(0x0, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(0x0, 0x0, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x3, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, {0x2}}, 0x5) io_uring_enter(0xffffffffffffffff, 0x450c, 0x0, 0x0, 0x0, 0x0) [ 1868.732543][T23274] legacy_get_tree+0x70/0xc0 [ 1868.737205][T23274] vfs_get_tree+0x4d/0x1a0 [ 1868.741615][T23274] path_mount+0x118d/0x1c70 [ 1868.746105][T23274] __se_sys_mount+0x126/0x180 [ 1868.750766][T23274] __x64_sys_mount+0x63/0x70 [ 1868.755345][T23274] do_syscall_64+0x39/0x80 [ 1868.759869][T23274] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 1868.765741][T23274] RIP: 0033:0x460bca [ 1868.769617][T23274] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 dd 87 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 ba 87 fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 1868.789205][T23274] RSP: 002b:00007f28e52f9a88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 1868.797602][T23274] RAX: ffffffffffffffda RBX: 00007f28e52f9b20 RCX: 0000000000460bca [ 1868.805654][T23274] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 00007f28e52f9ae0 [ 1868.813608][T23274] RBP: 00007f28e52f9ae0 R08: 00007f28e52f9b20 R09: 0000000020000000 [ 1868.821565][T23274] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000 06:34:51 executing program 4: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080)={0x0, 0xc000, 0x0, 0x0, 0x363}, &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ee7000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) 06:34:51 executing program 5: prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) clone(0x80100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000000)="0f34", 0x2}], 0x1, 0x0) prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) clone(0x80100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) ptrace$setopts(0x4206, r1, 0x0, 0x0) process_vm_writev(0x0, &(0x7f0000000080)=[{0x0}, {0x0}, {&(0x7f00000193c0)=""/102377, 0x18fe9}], 0x3, 0x0, 0x0, 0x0) io_submit(0x0, 0x1, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x8000000, 0x3, 0x1, 0x0, 0xffffffffffffffff, 0x0}]) tkill(r1, 0x40) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) ptrace$cont(0x7, r1, 0x0, 0x0) ptrace$setopts(0x4206, r0, 0x0, 0x0) tkill(r0, 0x40) [ 1868.829523][T23274] R13: 0000000020000040 R14: 0000000020000380 R15: 0000000020000400 06:34:51 executing program 3: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) socket$can_bcm(0x1d, 0x2, 0x2) r3 = socket$inet6(0xa, 0x2, 0x0) ioctl$TIOCGRS485(0xffffffffffffffff, 0x542e, &(0x7f0000000100)) getsockopt$IP_SET_OP_GET_BYNAME(r3, 0x1, 0x53, &(0x7f0000000180)={0x6, 0x7, 'syz1\x00'}, &(0x7f00000001c0)=0x28) ioctl$SNDRV_SEQ_IOCTL_GET_PORT_INFO(0xffffffffffffffff, 0xc0a85322, &(0x7f0000000300)) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KDSKBLED(r4, 0x4b65, 0x7) 06:34:51 executing program 2: syz_memcpy_off$IO_URING_METADATA_GENERIC(0x0, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(0x0, 0x0, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x3, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, {0x2}}, 0x5) io_uring_enter(0xffffffffffffffff, 0x450c, 0x0, 0x0, 0x0, 0x0) 06:34:51 executing program 4: r0 = syz_io_uring_setup(0x7414, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) 06:34:51 executing program 5: prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) clone(0x80100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000000)="0f34", 0x2}], 0x1, 0x0) prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) clone(0x80100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) ptrace$setopts(0x4206, r1, 0x0, 0x0) process_vm_writev(0x0, &(0x7f0000000080)=[{0x0}, {0x0}, {&(0x7f00000193c0)=""/102389, 0x18ff5}], 0x3, 0x0, 0x0, 0x0) ioctl$KVM_GET_SUPPORTED_CPUID(0xffffffffffffffff, 0xc008ae05, &(0x7f0000000140)=""/218) io_submit(0x0, 0x1, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x8000000, 0x3, 0x1, 0x0, 0xffffffffffffffff, 0x0}]) tkill(r1, 0x40) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) ptrace$cont(0x7, r1, 0x0, 0x0) ptrace$setopts(0x4206, r0, 0x0, 0x0) tkill(r0, 0x40) 06:34:52 executing program 0 (fault-call:3 fault-nth:49): socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000400)={[{@fat=@showexec='showexec'}], [{@mask={'mask', 0x3d, '^MAY_APPEND'}}]}) 06:34:52 executing program 2: r0 = syz_io_uring_setup(0x0, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x3, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, {0x2}}, 0x5) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) 06:34:52 executing program 4: r0 = socket(0x10, 0x80002, 0x0) sendmmsg$alg(r0, &(0x7f0000000140), 0x332, 0x0) getsockopt$bt_BT_SECURITY(r0, 0x112, 0x4, &(0x7f0000000100), 0x2) r1 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r2, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r2, r3, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) io_uring_enter(r1, 0x450c, 0x0, 0x0, 0x0, 0x0) 06:34:52 executing program 3: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) socket$can_bcm(0x1d, 0x2, 0x2) socketpair(0x4, 0x3, 0x9, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000180)={0x0, 0x2}, &(0x7f00000001c0)=0x8) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(r3, 0x84, 0x70, &(0x7f0000000240)={r4, @in6={{0xa, 0x4e22, 0x5, @empty, 0x7}}, [0x9, 0x7ff, 0x8001, 0xfc4, 0x2, 0x0, 0x9, 0x3e79, 0xffffffffffffa40f, 0x9, 0x2, 0x1000, 0x5, 0x7ff, 0x800]}, &(0x7f0000000340)=0x100) [ 1869.288843][ T5080] ldm_parse_privhead(): Cannot find PRIVHEAD structure. LDM database is corrupt. Aborting. [ 1869.299517][ T5080] ldm_validate_privheads(): Cannot find PRIVHEAD 1. [ 1869.306274][ T5080] loop3: p2 < > [ 1869.384105][T23386] FAULT_INJECTION: forcing a failure. [ 1869.384105][T23386] name failslab, interval 1, probability 0, space 0, times 0 [ 1869.412048][T23386] CPU: 1 PID: 23386 Comm: syz-executor.0 Not tainted 5.9.0-rc6-syzkaller #0 [ 1869.420905][T23386] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1869.430941][T23386] Call Trace: [ 1869.434224][T23386] dump_stack+0x10f/0x19d [ 1869.438547][T23386] should_fail+0x23c/0x250 [ 1869.442952][T23386] __should_failslab+0x81/0x90 [ 1869.447700][T23386] should_failslab+0x5/0x20 [ 1869.452192][T23386] slab_pre_alloc_hook+0x20/0xd0 [ 1869.457120][T23386] ? __list_lru_init+0x70/0x520 [ 1869.462024][T23386] __kmalloc+0x78/0x310 [ 1869.466168][T23386] ? __list_lru_init+0x70/0x520 [ 1869.471010][T23386] __list_lru_init+0x70/0x520 [ 1869.475675][T23386] alloc_super+0x450/0x4c0 [ 1869.480113][T23386] ? mount_bdev+0x290/0x290 [ 1869.484604][T23386] sget+0x189/0x370 [ 1869.488468][T23386] ? test_bdev_super+0x30/0x30 [ 1869.493281][T23386] mount_bdev+0xd3/0x290 [ 1869.497514][T23386] ? msdos_mount+0x40/0x40 [ 1869.501916][T23386] ? tsan.module_ctor+0x10/0x10 [ 1869.506824][T23386] msdos_mount+0x2d/0x40 [ 1869.511055][T23386] legacy_get_tree+0x70/0xc0 [ 1869.515642][T23386] vfs_get_tree+0x4d/0x1a0 [ 1869.520048][T23386] path_mount+0x118d/0x1c70 [ 1869.524541][T23386] __se_sys_mount+0x126/0x180 [ 1869.529201][T23386] __x64_sys_mount+0x63/0x70 [ 1869.533787][T23386] do_syscall_64+0x39/0x80 [ 1869.538251][T23386] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 1869.544126][T23386] RIP: 0033:0x460bca [ 1869.548005][T23386] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 dd 87 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 ba 87 fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 1869.567719][T23386] RSP: 002b:00007f28e52f9a88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 1869.576275][T23386] RAX: ffffffffffffffda RBX: 00007f28e52f9b20 RCX: 0000000000460bca 06:34:52 executing program 2: r0 = syz_io_uring_setup(0x0, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x3, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, {0x2}}, 0x5) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) 06:34:52 executing program 2: r0 = syz_io_uring_setup(0x0, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x3, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, {0x2}}, 0x5) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) [ 1869.584224][T23386] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 00007f28e52f9ae0 [ 1869.592178][T23386] RBP: 00007f28e52f9ae0 R08: 00007f28e52f9b20 R09: 0000000020000000 [ 1869.600147][T23386] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000 [ 1869.608108][T23386] R13: 0000000020000040 R14: 0000000020000380 R15: 0000000020000400 06:34:52 executing program 4: syz_io_uring_setup(0x15a3, &(0x7f0000000080)={0x0, 0x0, 0x20, 0x3fff9, 0x452}, &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r0, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) r2 = add_key$user(&(0x7f0000000100)='user\x00', &(0x7f0000000180)={'syz', 0x1}, &(0x7f00000001c0)="34f2f67773afd64e531591", 0xb, 0xfffffffffffffffd) keyctl$assume_authority(0x10, r2) r3 = request_key(&(0x7f0000000240)='logon\x00', &(0x7f0000000280)={'syz', 0x0}, &(0x7f00000002c0)='}&$[\x00', 0xfffffffffffffffa) r4 = add_key$keyring(&(0x7f0000000300)='keyring\x00', &(0x7f0000000340)={'syz', 0x3}, 0x0, 0x0, 0x0) keyctl$KEYCTL_MOVE(0x1e, r3, 0xfffffffffffffff8, r4, 0x0) syz_io_uring_submit(r0, r1, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) 06:34:52 executing program 2: r0 = syz_io_uring_setup(0x15a3, 0x0, &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x3, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, {0x2}}, 0x5) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) 06:34:52 executing program 3: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) r3 = dup3(r0, r0, 0x80000) ioctl$CHAR_RAW_PG(r3, 0x1269, &(0x7f0000000180)={0x1, 0x1, 0xc, &(0x7f0000000100)="2b9b17ec450e5abf5143a5c3"}) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) socket$can_bcm(0x1d, 0x2, 0x2) 06:34:52 executing program 2: r0 = syz_io_uring_setup(0x15a3, 0x0, &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x3, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, {0x2}}, 0x5) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) 06:34:52 executing program 4: unlink(&(0x7f0000000100)='./file0\x00') r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000180)={0x0, 0xffffffff, 0x8, 0x2, 0xffffbffd}, &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000080)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) r3 = socket(0x10, 0x80002, 0x0) sendmmsg$alg(r3, &(0x7f0000000140), 0x332, 0x0) pwritev(r3, &(0x7f00000000c0)=[{&(0x7f0000000240)="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", 0x1000}, {&(0x7f0000001240)="7c3b3fd6b674658004eeedef967e59e5a9938e4a82b1cf4eaa19c534e35582438386933591f5fb5a9234f63713c271cf957ea6e09b8f5f308e34d37e5396c3ec8cb857f2e25b8f5b486ecc9baa877f2a94e391fa61c949420ce07950d95ae043", 0x60}, {&(0x7f00000012c0)="43c779830f603fb888ffb8e2af9a947b0eb82ab0462a5b3e0422495b5db2ecd0d135b3f72d5ddb1683aac5156d16fbb3d5b49ad5f0f60e72515088cab0fda542d79e104decb7d86bb03c6807b59e59a0cc9242571646e3a73ad1820a757ccb31af6b9a58b7634cbc4eaee2c0ebd379f020a111ccf986feeb682f4209e45e63b28866a7f96625600584ad1a6afba5d69f3214aaff797ede6ae001a2729188b45d86fa5ad68b5be026be40fd7880367a1ca6dc7d859bf09f2ba51b2d49b6ace9c0cf5c0d8cee72f00126f21d68873836d771dc6386b4", 0xd5}, {&(0x7f0000000000)="69d30977da2df38bfa9fa2774ac411ebb12c71145d04dcd1b67a400d02918efa7de90001a581f8c9", 0x28}], 0x4, 0x8, 0x4) [ 1869.745478][ T5080] ldm_parse_privhead(): Cannot find PRIVHEAD structure. LDM database is corrupt. Aborting. [ 1869.787380][ T5080] ldm_validate_privheads(): Cannot find PRIVHEAD 1. [ 1869.804156][ T5080] loop3: p2 < > [ 1870.040647][ T5080] ldm_parse_privhead(): Cannot find PRIVHEAD structure. LDM database is corrupt. Aborting. [ 1870.055915][ T5080] ldm_validate_privheads(): Cannot find PRIVHEAD 1. [ 1870.074005][ T5080] loop3: p2 < > 06:34:54 executing program 5: prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) r0 = open(&(0x7f00003b6ff8)='./file1\x00', 0xa2242, 0x0) open(&(0x7f0000000200)='./file0\x00', 0x4008040, 0x0) fcntl$setlease(r0, 0x400, 0x0) rename(&(0x7f0000fdbff8)='./file0\x00', &(0x7f0000000000)='./file1\x00') clone(0x80100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) gettid() wait4(0x0, 0x0, 0x80000002, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000000)="0f34", 0x2}], 0x1, 0x0) prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) clone(0x80100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) r2 = syz_genetlink_get_family_id$devlink(&(0x7f0000000140)='devlink\x00') sendmsg$DEVLINK_CMD_PORT_UNSPLIT(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r2, 0x8, 0x70bd2a, 0x25dfdbfe}, 0x14}, 0x1, 0x0, 0x0, 0x44801}, 0x4) ptrace$setopts(0x4206, r1, 0x0, 0x0) process_vm_writev(0x0, &(0x7f0000000080)=[{0x0}, {0x0}, {&(0x7f00000193c0)=""/102389, 0x18ff5}], 0x3, 0x0, 0x0, 0x0) io_submit(0x0, 0x1, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x8000000, 0x3, 0x1, 0x0, 0xffffffffffffffff, 0x0}]) tkill(r1, 0x40) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) 06:34:54 executing program 2: r0 = syz_io_uring_setup(0x15a3, 0x0, &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x3, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, {0x2}}, 0x5) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) 06:34:54 executing program 4: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000180)=@IORING_OP_LINK_TIMEOUT={0xf, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000100)={0x77359400}, 0x1, 0x1, 0x1}, 0x1000) 06:34:54 executing program 3: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) sendmsg$BATADV_CMD_GET_HARDIF(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x44, 0x0, 0x200, 0x70bd25, 0x25dfdbfb, {}, [@BATADV_ATTR_HOP_PENALTY={0x5, 0x35, 0x3f}, @BATADV_ATTR_ORIG_INTERVAL={0x8, 0x39, 0x1ff}, @BATADV_ATTR_HOP_PENALTY={0x5, 0x35, 0x8}, @BATADV_ATTR_THROUGHPUT_OVERRIDE={0x8, 0x3b, 0x80}, @BATADV_ATTR_BONDING_ENABLED={0x5}, @BATADV_ATTR_ISOLATION_MARK={0x8, 0x2b, 0x80}]}, 0x44}, 0x1, 0x0, 0x0, 0x841}, 0x80) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x5, 0x0, 0x200, 0x0, 0x0, 0x4}, 0x0) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) socket$can_bcm(0x1d, 0x2, 0x2) 06:34:54 executing program 0 (fault-call:3 fault-nth:50): socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000400)={[{@fat=@showexec='showexec'}], [{@mask={'mask', 0x3d, '^MAY_APPEND'}}]}) [ 1872.054211][ T28] audit: type=1804 audit(1601188494.740:79): pid=23458 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.5" name="/root/syzkaller-testdir636808765/syzkaller.xI7uXz/2865/file1" dev="sda1" ino=15944 res=1 errno=0 [ 1872.092852][T23456] FAULT_INJECTION: forcing a failure. 06:34:54 executing program 5: prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) clone(0x80100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) gettid() wait4(0x0, 0x0, 0x80000002, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000240)="0f34a5c4beeffb0fe622ebd20fe7405d0f0ad3c25c54ebc49bc851a03d499482ce16b797cb06295ff4c1c4d1de9fb72beeb1d410eedc6207ec55bc79bbf2ede71cbb93028ae10628da28a13a20b6d32b7cb5270f6cdc679a53648103da7b15e5ed845e9cb8d4b412fbbf85fa56d139bb156faa5ca9c9f2ffc79cea090e234239b834f4d74f6e9026520bf1cb2bfb8a0ef0f73245bbe3c4ad734c5934d5724acb917bb0f0e1e97c9dfcf8f04e89737828", 0xb0}], 0x1, 0x0) r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x3, 0x0) sendmsg$NLBL_UNLABEL_C_STATICADD(0xffffffffffffffff, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000040)=ANY=[], 0x14}}, 0x0) r1 = socket$inet_tcp(0x2, 0x1, 0x0) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ppoll(&(0x7f0000000200)=[{r0}], 0x4, 0x0, 0x0, 0x0) prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) clone(0x80100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r3 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) ptrace$setopts(0x4206, r3, 0x0, 0x0) process_vm_writev(0x0, &(0x7f0000000080)=[{0x0}, {0x0}, {&(0x7f00000193c0)=""/102389, 0x18ff5}], 0x3, 0x0, 0x0, 0x0) io_submit(0x0, 0x1, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x8000000, 0x3, 0x1, 0x0, 0xffffffffffffffff, 0x0}]) tkill(r3, 0x40) ptrace$setregs(0xd, r3, 0x0, &(0x7f0000000080)) 06:34:54 executing program 2: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, 0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(0x0, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(0x0, r1, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x3, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, {0x2}}, 0x5) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) [ 1872.092852][T23456] name failslab, interval 1, probability 0, space 0, times 0 [ 1872.154744][T23456] CPU: 0 PID: 23456 Comm: syz-executor.0 Not tainted 5.9.0-rc6-syzkaller #0 [ 1872.163436][T23456] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1872.173478][T23456] Call Trace: [ 1872.176800][T23456] dump_stack+0x10f/0x19d [ 1872.181117][T23456] should_fail+0x23c/0x250 [ 1872.185516][T23456] __should_failslab+0x81/0x90 [ 1872.190260][T23456] should_failslab+0x5/0x20 [ 1872.194753][T23456] slab_pre_alloc_hook+0x20/0xd0 [ 1872.203588][T23456] kmem_cache_alloc_node_trace+0x61/0x280 [ 1872.209292][T23456] ? __kmalloc_node+0x30/0x40 [ 1872.214009][T23456] __kmalloc_node+0x30/0x40 [ 1872.218635][T23456] kvmalloc_node+0x81/0xf0 [ 1872.223038][T23456] __list_lru_init+0x1dd/0x520 [ 1872.227827][T23456] alloc_super+0x450/0x4c0 [ 1872.232227][T23456] ? mount_bdev+0x290/0x290 [ 1872.236710][T23456] sget+0x189/0x370 [ 1872.240506][T23456] ? test_bdev_super+0x30/0x30 [ 1872.245257][T23456] mount_bdev+0xd3/0x290 [ 1872.249486][T23456] ? msdos_mount+0x40/0x40 [ 1872.253939][T23456] ? tsan.module_ctor+0x10/0x10 [ 1872.258816][T23456] msdos_mount+0x2d/0x40 [ 1872.263224][T23456] legacy_get_tree+0x70/0xc0 [ 1872.267805][T23456] vfs_get_tree+0x4d/0x1a0 [ 1872.272209][T23456] path_mount+0x118d/0x1c70 [ 1872.276712][T23456] __se_sys_mount+0x126/0x180 [ 1872.281375][T23456] __x64_sys_mount+0x63/0x70 [ 1872.285954][T23456] do_syscall_64+0x39/0x80 [ 1872.290358][T23456] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 1872.296237][T23456] RIP: 0033:0x460bca [ 1872.300117][T23456] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 dd 87 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 ba 87 fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 1872.319743][T23456] RSP: 002b:00007f28e52f9a88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 1872.328142][T23456] RAX: ffffffffffffffda RBX: 00007f28e52f9b20 RCX: 0000000000460bca [ 1872.336101][T23456] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 00007f28e52f9ae0 [ 1872.344142][T23456] RBP: 00007f28e52f9ae0 R08: 00007f28e52f9b20 R09: 0000000020000000 06:34:55 executing program 1: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) ioctl$BTRFS_IOC_BALANCE_V2(r0, 0xc4009420, &(0x7f0000000240)={0x10, 0x4, {0x9, @usage=0x10000, 0x0, 0x7, 0x8, 0x55, 0x8, 0x0, 0x60, @usage=0xffb, 0x1, 0x0, [0x4, 0x4, 0x1, 0x6e3, 0xff]}, {0x1, @struct={0xff, 0x4}, 0x0, 0x40, 0x0, 0x1, 0xfff, 0x8, 0x1, @usage, 0x80, 0x101, [0x1a2, 0xd6, 0x1, 0x2, 0x5, 0x8b5f]}, {0x1, @usage=0x2, 0x0, 0x10001, 0x5, 0x4, 0x10000, 0x3ff, 0x8, @usage=0x7, 0x10001, 0x3f, [0xffff, 0x6984, 0x9, 0x8001, 0x0, 0x3]}, {0x800, 0x5, 0x1}}) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) ioctl$SNDRV_PCM_IOCTL_RESUME(0xffffffffffffffff, 0x4147, 0x0) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) ioctl$DRM_IOCTL_MARK_BUFS(0xffffffffffffffff, 0x40206417, &(0x7f0000000100)={0x2, 0x6, 0x81, 0x80000001, 0x4, 0x80000001}) 06:34:55 executing program 4: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x8000, 0x0, 0x0, 0x0, 0x0, 0x0, {0xfffe}}, 0x0) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) [ 1872.352106][T23456] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000 [ 1872.360068][T23456] R13: 0000000020000040 R14: 0000000020000380 R15: 0000000020000400 06:34:55 executing program 2: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, 0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(0x0, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(0x0, r1, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x3, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, {0x2}}, 0x5) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) 06:34:55 executing program 2: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, 0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(0x0, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(0x0, r1, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x3, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, {0x2}}, 0x5) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) 06:34:55 executing program 1: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) ioctl$BTRFS_IOC_LOGICAL_INO_V2(r0, 0xc038943b, &(0x7f0000000180)={0x0, 0x20, [], 0x1, &(0x7f0000000100)=[0x0, 0x0, 0x0, 0x0]}) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) 06:34:55 executing program 2: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, 0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, 0x0, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x3, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, {0x2}}, 0x5) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) 06:34:55 executing program 2: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, 0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, 0x0, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x3, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, {0x2}}, 0x5) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) 06:34:55 executing program 2: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, 0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, 0x0, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x3, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, {0x2}}, 0x5) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) 06:34:58 executing program 2: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(0x0, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x3, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, {0x2}}, 0x5) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) 06:34:58 executing program 1: io_uring_register$IORING_UNREGISTER_EVENTFD(0xffffffffffffffff, 0x5, 0x0, 0x0) ioctl$SNDCTL_SEQ_GETTIME(0xffffffffffffffff, 0x80045113, &(0x7f0000000100)) r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) r3 = socket$inet6(0xa, 0x2, 0x0) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) bpf$MAP_GET_NEXT_KEY(0x4, &(0x7f00000002c0)={r4, &(0x7f00000001c0)="7bac3605d60d24255a9d41f47450cc5429c8866fa76c6db8b429cf591c8286185063dfae54cd1992f6df86764cb4f27a9ba6", &(0x7f0000000240)=""/92}, 0x20) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) socket$inet_sctp(0x2, 0x5, 0x84) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) r5 = socket$netlink(0x10, 0x3, 0xe) bind$netlink(r5, &(0x7f0000000180)={0x10, 0x0, 0x25dfdbfc, 0x40}, 0xc) 06:34:58 executing program 3: r0 = syz_io_uring_setup(0x15a3, &(0x7f0000000080), &(0x7f0000ee7000/0x2000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x40, &(0x7f0000000140)=0x307e, 0x0, 0x4) syz_io_uring_submit(r1, r2, &(0x7f0000000200)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x1, 0x0, 0x0}, 0x0) io_uring_enter(r0, 0x450c, 0x0, 0x0, 0x0, 0x0) pselect6(0x40, &(0x7f0000000100)={0xfffffffffffffffd, 0x4, 0x6, 0x2, 0x8, 0x7, 0x471, 0x5}, &(0x7f0000000180)={0x0, 0x4, 0x39a, 0x1, 0x5c2, 0x2, 0x4, 0xffff}, &(0x7f00000001c0)={0x9, 0xcd5, 0x2, 0xed, 0x898f, 0x8, 0x9, 0x1}, &(0x7f0000000240)={0x77359400}, &(0x7f00000002c0)={&(0x7f0000000280)={[0x3]}, 0x8}) socket$can_bcm(0x1d, 0x2, 0x2) 06:34:58 executing program 0: socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$msdos(&(0x7f0000000000)='msdos\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x0, &(0x7f0000000380), 0x0, &(0x7f0000000400)={[{@fat=@showexec='showexec'}], [{@mask={'mask', 0x3d, '^MAY_APPEND'}}]}) 06:34:58 executing program 5: r0 = gettid() rt_sigqueueinfo(r0, 0x8000023, &(0x7f0000000540)) gettid() prctl$PR_SET_PTRACER(0x59616d61, 0x0) clone(0x80100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000000)="0f34", 0x2}], 0x47, 0x0) prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) clone(0x80100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r2 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) ptrace$setopts(0x4206, r2, 0x0, 0x0) process_vm_writev(0x0, &(0x7f0000000080)=[{0x0}, {0x0}, {&(0x7f00000193c0)=""/102389, 0x18ff5}], 0x3, 0x0, 0x0, 0x0) io_submit(0x0, 0x1, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x8000000, 0x3, 0x1, 0x0, 0xffffffffffffffff, 0x0}]) tkill(r2, 0x40) ptrace$setregs(0xd, r2, 0x0, &(0x7f0000000080)) ptrace$cont(0x7, r2, 0x0, 0x0) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x40) [ 1875.696832][ T5080] ldm_parse_privhead(): Cannot find PRIVHEAD structure. LDM database is corrupt. Aborting. [ 1875.725676][ T5080] ldm_validate_privheads(): Cannot find PRIVHEAD 1. [ 1875.746701][T23570] FAT-fs (loop0): Unrecognized mount option "mask=^MAY_APPEND" or missing value [ 1875.761816][T23575] ptrace attach of "/root/syz-executor.5"[23568] was attempted by "/root/syz-executor.5"[23575] [ 1875.774697][ T5080] loop3: p2 < > [ 1876.094029][ T5080] ldm_parse_privhead(): Cannot find PRIVHEAD structure. LDM database is corrupt. Aborting. [ 1876.116685][ T5080] ldm_validate_privheads(): Cannot find PRIVHEAD 1. [ 1876.123409][ T5080] loop3: p2 < > [ 2063.471809][ T1954] oom_reaper: reaped process 23496 (syz-executor.4), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2063.717373][ T5074] systemd-journal invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2063.730578][ T5074] CPU: 0 PID: 5074 Comm: systemd-journal Not tainted 5.9.0-rc6-syzkaller #0 [ 2063.739229][ T5074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2063.749460][ T5074] Call Trace: [ 2063.752753][ T5074] dump_stack+0x10f/0x19d [ 2063.757067][ T5074] dump_header+0x8e/0x400 [ 2063.761429][ T5074] oom_kill_process+0x18d/0x3f0 [ 2063.766297][ T5074] out_of_memory+0x5fd/0x8c0 [ 2063.770869][ T5074] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2063.776225][ T5074] __alloc_pages_nodemask+0x266/0x380 [ 2063.781582][ T5074] alloc_pages_current+0x21d/0x310 [ 2063.786774][ T5074] __page_cache_alloc+0x4f/0x120 [ 2063.791713][ T5074] pagecache_get_page+0x4ba/0x970 [ 2063.796719][ T5074] ? __do_page_cache_readahead+0x96/0xb0 [ 2063.802330][ T5074] filemap_fault+0xb7a/0x1270 [ 2063.807176][ T5074] ext4_filemap_fault+0x4b/0x60 [ 2063.812009][ T5074] do_read_fault+0x41f/0x760 [ 2063.816645][ T5074] handle_mm_fault+0x14e9/0x1af0 [ 2063.821640][ T5074] do_user_addr_fault+0x380/0x770 [ 2063.826687][ T5074] exc_page_fault+0xb8/0x330 [ 2063.831255][ T5074] ? asm_exc_page_fault+0x8/0x30 [ 2063.836169][ T5074] asm_exc_page_fault+0x1e/0x30 [ 2063.841019][ T5074] RIP: 0033:0x7f0b0e9ff6e6 [ 2063.845418][ T5074] Code: Bad RIP value. [ 2063.849463][ T5074] RSP: 002b:00007ffdff1b4090 EFLAGS: 00010202 [ 2063.855521][ T5074] RAX: 0000000000000001 RBX: 000055a06db19310 RCX: 00000000000b4cca [ 2063.863476][ T5074] RDX: 0000000000000000 RSI: 000000007af6e1c0 RDI: 431bde82d7b634db [ 2063.871427][ T5074] RBP: 00007ffdff1b4290 R08: 00000452ad5371dd R09: 00007ffdff1d8080 [ 2063.879483][ T5074] R10: 0000000000000010 R11: 00007ffdff1d80b8 R12: 00007ffdff1b40a0 [ 2063.887429][ T5074] R13: 0000000000000001 R14: 0000000000000001 R15: 0005b045c71ea298 [ 2063.897796][ T5074] Mem-Info: [ 2063.900994][ T5074] active_anon:1709 inactive_anon:283117 isolated_anon:0 [ 2063.900994][ T5074] active_file:2 inactive_file:0 isolated_file:0 [ 2063.900994][ T5074] unevictable:4 dirty:0 writeback:0 [ 2063.900994][ T5074] slab_reclaimable:8128 slab_unreclaimable:1467404 [ 2063.900994][ T5074] mapped:54751 shmem:7470 pagetables:5629 bounce:0 [ 2063.900994][ T5074] free:24092 free_pcp:113 free_cma:0 [ 2063.939387][ T5074] Node 0 active_anon:6836kB inactive_anon:1132468kB active_file:4kB inactive_file:0kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:219004kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 870400kB writeback_tmp:0kB kernel_stack:8976kB all_unreclaimable? yes [ 2063.970017][ T5074] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2064.008998][ T5074] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2064.045188][ T5074] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2064.050897][ T5074] Node 0 DMA32 free:28360kB min:51296kB low:60024kB high:68752kB reserved_highatomic:0KB active_anon:2080kB inactive_anon:757752kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:17740kB bounce:0kB free_pcp:252kB local_pcp:0kB free_cma:0kB [ 2064.088292][ T5074] lowmem_reserve[]: 0 0 707 707 707 [ 2064.093826][ T5074] Node 0 Normal free:4588kB min:12768kB low:14936kB high:17104kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:374720kB active_file:4kB inactive_file:8kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:4772kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2064.130189][ T5074] lowmem_reserve[]: 0 0 0 0 0 [ 2064.134859][ T5074] Node 1 Normal free:44476kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:124kB local_pcp:0kB free_cma:0kB [ 2064.171357][ T5074] lowmem_reserve[]: 0 0 0 0 0 [ 2064.176110][ T5074] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2064.196881][ T5074] Node 0 DMA32: 1400*4kB (UME) 1106*8kB (UME) 514*16kB (UME) 179*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 28400kB [ 2064.217590][ T5074] Node 0 Normal: 678*4kB (UME) 202*8kB (UM) 44*16kB (UM) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5032kB [ 2064.237879][ T5074] Node 1 Normal: 1*4kB (E) 2*8kB (ME) 2*16kB (E) 3*32kB (UME) 1*64kB (E) 0*128kB 1*256kB (U) 1*512kB (M) 3*1024kB (UME) 1*2048kB (M) 9*4096kB (M) = 42964kB [ 2064.261346][ T5074] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2064.270864][ T5074] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2064.285123][ T5074] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2064.298601][ T5074] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2064.311519][ T5074] 7472 total pagecache pages [ 2064.316087][ T5074] 0 pages in swap cache [ 2064.320221][ T5074] Swap cache stats: add 0, delete 0, find 0/0 [ 2064.329321][ T5074] Free swap = 0kB [ 2064.334808][ T5074] Total swap = 0kB [ 2064.338508][ T5074] 1965979 pages RAM [ 2064.347733][ T5074] 0 pages HighMem/MovableOnly [ 2064.355872][ T5074] 83664 pages reserved [ 2064.359916][ T5074] 0 pages cma reserved [ 2064.366844][ T5074] Unreclaimable slab info: [ 2064.374459][ T5074] Name Used Total [ 2064.380810][ T5074] SCTPv6 10KB 15KB [ 2064.394733][ T5074] DCCPv6 12KB 14KB [ 2064.400777][ T5074] DCCP 11KB 13KB [ 2064.418717][ T5074] PINGv6 1KB 3KB [ 2064.424781][ T5074] RAWv6 51KB 53KB [ 2064.438882][ T5074] UDPv6 38KB 47KB [ 2064.445776][ T5074] TCPv6 20KB 34KB [ 2064.458694][ T5074] nf_conntrack 6KB 24KB [ 2064.464776][ T5074] scsi_sense_cache 1056KB 1060KB [ 2064.470812][ T5074] i915_vma 48KB 52KB [ 2064.483134][ T5074] mqueue_inode_cache 6KB 7KB [ 2064.489275][ T5074] cifs_small_rq 13KB 15KB [ 2064.498867][ T5074] cifs_request 65KB 65KB [ 2064.508396][ T5074] nfs_read_data 28KB 28KB [ 2064.516294][ T5074] pid_namespace 1KB 3KB [ 2064.527459][ T5074] tcp_bind_bucket 191KB 204KB [ 2064.537049][ T5074] xfrm_state 5KB 7KB [ 2064.546543][ T5074] PING 61KB 84KB [ 2064.554934][ T5074] RAW 42KB 48KB [ 2064.565882][ T5074] UDP 34KB 55KB [ 2064.575911][ T5074] TCP 8KB 19KB [ 2064.585002][ T5074] hugetlbfs_inode_cache 1KB 7KB [ 2064.594480][ T5074] eventpoll_pwq 4KB 11KB [ 2064.600535][ T5074] bio_crypt_ctx 6KB 7KB [ 2064.615655][ T5074] request_queue 86KB 102KB [ 2064.623962][ T5074] blkdev_ioc 3KB 3KB [ 2064.630006][ T5074] biovec-max 644KB 644KB [ 2064.639331][ T5074] biovec-128 20KB 24KB [ 2064.650836][ T5074] biovec-64 25KB 28KB [ 2064.661796][ T5074] khugepaged_mm_slot 18KB 27KB [ 2064.667948][ T5074] dmaengine-unmap-256 2KB 6KB [ 2064.679276][ T5074] dmaengine-unmap-128 1KB 7KB [ 2064.687191][ T5074] dmaengine-unmap-2 0KB 3KB [ 2064.700245][ T5074] QIPCRTR 0KB 7KB [ 2064.709572][ T5074] skbuff_ext_cache 21KB 55KB [ 2064.720380][ T5074] skbuff_fclone_cache 3KB 8KB [ 2064.728876][ T5074] skbuff_head_cache 66KB 172KB [ 2064.738394][ T5074] file_lock_cache 0KB 3KB [ 2064.747917][ T5074] fsnotify_mark_connector 0KB 7KB [ 2064.758184][ T5074] net_namespace 29KB 29KB [ 2064.765957][ T5074] task_delay_info 48KB 63KB [ 2064.775597][ T5074] taskstats 4KB 18KB [ 2064.785288][ T5074] proc_dir_entry 708KB 712KB [ 2064.795007][ T5074] pde_opener 0KB 3KB [ 2064.802645][ T5074] seq_file 0KB 7KB [ 2064.808690][ T5074] shmem_inode_cache 4481KB 4517KB [ 2064.816636][ T5074] kernfs_node_cache 29633KB 29684KB [ 2064.826367][ T5074] mnt_cache 113KB 120KB [ 2064.836088][ T5074] filp 164KB 300KB [ 2064.844237][ T5074] names_cache 152KB 156KB [ 2064.850319][ T5074] iint_cache 26KB 43KB [ 2064.858469][ T5074] uts_namespace 2KB 3KB [ 2064.868140][ T5074] vm_area_struct 1380KB 1500KB [ 2064.879184][ T5074] mm_struct 195KB 230KB [ 2064.887016][ T5074] fs_cache 11KB 19KB [ 2064.896197][ T5074] files_cache 132KB 166KB [ 2064.905850][ T5074] signal_cache 624KB 676KB [ 2064.916789][ T5074] sighand_cache 1140KB 1218KB [ 2064.924587][ T5074] task_struct 2697KB 2747KB [ 2064.930626][ T5074] cred_jar 124KB 263KB [ 2064.939937][ T5074] anon_vma_chain 292KB 328KB [ 2064.949262][ T5074] anon_vma 161KB 187KB [ 2064.960757][ T5074] pid 57KB 84KB [ 2064.968701][ T5074] Acpi-Operand 110KB 118KB [ 2064.977925][ T5074] Acpi-Parse 100KB 124KB [ 2064.987681][ T5074] Acpi-State 38KB 51KB [ 2064.998988][ T5074] numa_policy 15KB 22KB [ 2065.006739][ T5074] trace_event_file 287KB 296KB [ 2065.016177][ T5074] ftrace_event_field 441KB 451KB [ 2065.025852][ T5074] pool_workqueue 269KB 336KB [ 2065.036918][ T5074] vmap_area 285KB 640KB [ 2065.045271][ T5074] kmalloc-4M 4096KB 4096KB [ 2065.054581][ T5074] kmalloc-512k 2048KB 2048KB [ 2065.064714][ T5074] kmalloc-256k 256KB 256KB [ 2065.070759][ T5074] kmalloc-128k 2816KB 2816KB [ 2065.083689][ T5074] kmalloc-64k 3968KB 4032KB [ 2065.089837][ T5074] kmalloc-32k 1568KB 1568KB [ 2065.098837][ T5074] kmalloc-16k 1184KB 1184KB [ 2065.109086][ T5074] kmalloc-8k 5224KB 5240KB [ 2065.119517][ T5074] kmalloc-4k 33092KB 33140KB [ 2065.129057][ T5074] kmalloc-2k 17764KB 17816KB [ 2065.137872][ T5074] kmalloc-1k 9330KB 9488KB [ 2065.148143][ T5074] kmalloc-512 5974KB 5984KB [ 2065.158132][ T5074] kmalloc-256 4523KB 4536KB [ 2065.167419][ T5074] kmalloc-192 2116KB 2126KB [ 2065.176188][ T5074] kmalloc-96 1876KB 1884KB [ 2065.186322][ T5074] kmalloc-64 2399KB 2408KB [ 2065.196834][ T5074] kmalloc-32 5560144KB 5560144KB [ 2065.205625][ T5074] kmalloc-128 1175KB 1192KB [ 2065.215677][ T5074] kmem_cache 50KB 59KB [ 2065.226404][ T5074] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.5,pid=23462,uid=0 [ 2065.245122][ T5074] Out of memory: Killed process 23462 (syz-executor.5) total-vm:93552kB, anon-rss:7908kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:144kB oom_score_adj:1000 [ 2065.301349][ T5074] systemd-journal invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2065.315396][ T5074] CPU: 0 PID: 5074 Comm: systemd-journal Not tainted 5.9.0-rc6-syzkaller #0 [ 2065.324149][ T5074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2065.334257][ T5074] Call Trace: [ 2065.337533][ T5074] dump_stack+0x10f/0x19d [ 2065.341901][ T5074] dump_header+0x8e/0x400 [ 2065.346207][ T5074] oom_kill_process+0x18d/0x3f0 [ 2065.351057][ T5074] out_of_memory+0x5fd/0x8c0 [ 2065.355630][ T5074] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2065.361005][ T5074] __alloc_pages_nodemask+0x266/0x380 [ 2065.366406][ T5074] alloc_pages_current+0x21d/0x310 [ 2065.371567][ T5074] __page_cache_alloc+0x4f/0x120 [ 2065.376480][ T5074] pagecache_get_page+0x4ba/0x970 [ 2065.381546][ T5074] ? __do_page_cache_readahead+0x96/0xb0 [ 2065.387165][ T5074] filemap_fault+0xb7a/0x1270 [ 2065.391823][ T5074] ext4_filemap_fault+0x4b/0x60 [ 2065.396672][ T5074] do_read_fault+0x41f/0x760 [ 2065.401235][ T5074] handle_mm_fault+0x14e9/0x1af0 [ 2065.406167][ T5074] do_user_addr_fault+0x380/0x770 [ 2065.411236][ T5074] exc_page_fault+0xb8/0x330 [ 2065.415806][ T5074] ? asm_exc_page_fault+0x8/0x30 [ 2065.420797][ T5074] asm_exc_page_fault+0x1e/0x30 [ 2065.425658][ T5074] RIP: 0033:0x7f0b0e9ff6e6 [ 2065.430054][ T5074] Code: Bad RIP value. [ 2065.434125][ T5074] RSP: 002b:00007ffdff1b4090 EFLAGS: 00010202 [ 2065.440171][ T5074] RAX: 0000000000000001 RBX: 000055a06db19310 RCX: 00000000000b4cca [ 2065.448125][ T5074] RDX: 0000000000000000 RSI: 000000007af6e1c0 RDI: 431bde82d7b634db [ 2065.456077][ T5074] RBP: 00007ffdff1b4290 R08: 00000452ad5371dd R09: 00007ffdff1d8080 [ 2065.464025][ T5074] R10: 0000000000000010 R11: 00007ffdff1d80b8 R12: 00007ffdff1b40a0 [ 2065.471977][ T5074] R13: 0000000000000001 R14: 0000000000000001 R15: 0005b045c71ea298 [ 2065.498174][ T5074] Mem-Info: [ 2065.502992][ T5074] active_anon:1708 inactive_anon:281543 isolated_anon:0 [ 2065.502992][ T5074] active_file:18 inactive_file:17 isolated_file:0 [ 2065.502992][ T5074] unevictable:4 dirty:0 writeback:0 [ 2065.502992][ T5074] slab_reclaimable:8103 slab_unreclaimable:1474095 [ 2065.502992][ T5074] mapped:54724 shmem:7470 pagetables:5591 bounce:0 [ 2065.502992][ T5074] free:19170 free_pcp:160 free_cma:0 [ 2065.544854][ T5074] Node 0 active_anon:6832kB inactive_anon:1126172kB active_file:4kB inactive_file:0kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 868352kB writeback_tmp:0kB kernel_stack:8976kB all_unreclaimable? yes [ 2065.578216][ T5074] Node 1 active_anon:0kB inactive_anon:0kB active_file:68kB inactive_file:68kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2065.610785][ T5074] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2065.643535][ T5074] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2065.649240][ T5074] Node 0 DMA32 free:28276kB min:51296kB low:60024kB high:68752kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:751460kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:17588kB bounce:0kB free_pcp:364kB local_pcp:24kB free_cma:0kB [ 2065.684963][ T5074] lowmem_reserve[]: 0 0 707 707 707 [ 2065.690156][ T5074] Node 0 Normal free:5268kB min:12768kB low:14936kB high:17104kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:374712kB active_file:4kB inactive_file:0kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:4772kB bounce:0kB free_pcp:172kB local_pcp:172kB free_cma:0kB [ 2065.725124][ T5074] lowmem_reserve[]: 0 0 0 0 0 [ 2065.729793][ T5074] Node 1 Normal free:26312kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:68kB inactive_file:68kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:312kB local_pcp:64kB free_cma:0kB [ 2065.763088][ T5074] lowmem_reserve[]: 0 0 0 0 0 [ 2065.767769][ T5074] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2065.788172][ T5074] Node 0 DMA32: 1387*4kB (UME) 1061*8kB (ME) 494*16kB (ME) 172*32kB (M) 1*64kB (U) 0*128kB 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 28276kB [ 2065.808891][ T5074] Node 0 Normal: 698*4kB (UME) 213*8kB (UM) 47*16kB (UM) 2*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5312kB [ 2065.827901][ T5074] Node 1 Normal: 2*4kB (UE) 2*8kB (ME) 2*16kB (E) 2*32kB (ME) 1*64kB (E) 0*128kB 2*256kB (UM) 0*512kB 2*1024kB (ME) 1*2048kB (M) 5*4096kB (M) = 25272kB [ 2065.848443][ T5074] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2065.858067][ T5074] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2065.872347][ T5074] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2065.884092][ T5074] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2065.896958][ T5074] 7505 total pagecache pages [ 2065.902737][ T5074] 0 pages in swap cache [ 2065.906938][ T5074] Swap cache stats: add 0, delete 0, find 0/0 [ 2065.916675][ T5074] Free swap = 0kB [ 2065.920471][ T5074] Total swap = 0kB [ 2065.938249][ T5074] 1965979 pages RAM [ 2065.948417][ T5074] 0 pages HighMem/MovableOnly [ 2065.960356][ T5074] 83664 pages reserved [ 2065.969401][ T5074] 0 pages cma reserved [ 2065.986178][ T5074] Unreclaimable slab info: [ 2065.990590][ T5074] Name Used Total [ 2066.000501][ T5074] SCTPv6 10KB 15KB [ 2066.018508][ T5074] DCCPv6 12KB 14KB [ 2066.028050][ T5074] DCCP 11KB 13KB [ 2066.044106][ T5074] PINGv6 1KB 3KB [ 2066.050150][ T5074] RAWv6 51KB 53KB [ 2066.056254][ T5074] UDPv6 38KB 47KB [ 2066.056274][T23496] syz-executor.4: page allocation failure: order:0, mode:0x40cc0(GFP_KERNEL|__GFP_COMP), nodemask=(null),cpuset=/,mems_allowed=0-1 [ 2066.066242][ T5074] TCPv6 20KB 34KB [ 2066.086339][T23496] CPU: 1 PID: 23496 Comm: syz-executor.4 Not tainted 5.9.0-rc6-syzkaller #0 [ 2066.086365][ T5074] nf_conntrack 6KB 24KB [ 2066.094989][T23496] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2066.094992][T23496] Call Trace: [ 2066.095014][T23496] dump_stack+0x10f/0x19d [ 2066.101043][ T5074] scsi_sense_cache 1056KB 1060KB [ 2066.111064][T23496] warn_alloc+0x105/0x160 [ 2066.111083][T23496] ? schedule_timeout+0x13f/0x2c0 [ 2066.114368][ T5074] i915_vma 48KB 52KB [ 2066.118706][T23496] __alloc_pages_slowpath+0x9cd/0x9e0 [ 2066.124753][ T5074] mqueue_inode_cache 6KB 7KB [ 2066.129055][T23496] __alloc_pages_nodemask+0x266/0x380 [ 2066.134083][ T5074] cifs_small_rq 13KB 15KB [ 2066.140102][T23496] kmem_getpages+0x17/0xb0 [ 2066.145434][ T5074] cifs_request 65KB 65KB [ 2066.151558][T23496] cache_grow_begin+0x60/0x1f0 [ 2066.151610][T23496] fallback_alloc+0x124/0x1e0 [ 2066.156908][ T5074] nfs_read_data 28KB 28KB [ 2066.162958][T23496] kmem_cache_alloc_trace+0x113/0x2d0 [ 2066.162971][T23496] ? io_issue_sqe+0x261e/0x7950 [ 2066.162987][T23496] io_issue_sqe+0x261e/0x7950 [ 2066.167373][ T5074] pid_namespace 1KB 3KB [ 2066.173455][T23496] ? check_preemption_disabled+0x51/0x140 [ 2066.173470][T23496] ? check_preemption_disabled+0x51/0x140 [ 2066.178196][ T5074] tcp_bind_bucket 191KB 204KB [ 2066.182839][T23496] ? debug_smp_processor_id+0x18/0x20 [ 2066.182857][T23496] ? irqentry_exit_cond_resched+0x22/0x40 [ 2066.189339][ T5074] xfrm_state 5KB 7KB [ 2066.194245][T23496] ? check_preemption_disabled+0x51/0x140 [ 2066.194262][T23496] ? ___cache_free+0x9c/0x380 [ 2066.199144][ T5074] PING 61KB 84KB [ 2066.204656][T23496] ? __io_free_req_finish+0xe9/0x190 [ 2066.204674][T23496] ? __rcu_read_unlock+0x4b/0x260 [ 2066.210877][ T5074] RAW 42KB 48KB [ 2066.216569][T23496] ? __io_free_req_finish+0x121/0x190 [ 2066.222268][ T5074] UDP 34KB 55KB [ 2066.228286][T23496] __io_queue_sqe+0x1b7/0x670 [ 2066.233633][ T5074] TCP 8KB 19KB [ 2066.239310][T23496] io_queue_sqe+0x81/0x220 [ 2066.245346][ T5074] hugetlbfs_inode_cache 1KB 7KB [ 2066.251027][T23496] io_submit_sqe+0x333/0x550 [ 2066.251043][T23496] io_submit_sqes+0x8c6/0xfb0 [ 2066.255679][ T5074] eventpoll_pwq 4KB 11KB [ 2066.261918][T23496] __se_sys_io_uring_enter+0x1e8/0x790 [ 2066.267094][ T5074] bio_crypt_ctx 6KB 7KB [ 2066.272108][T23496] __x64_sys_io_uring_enter+0x74/0x80 [ 2066.278143][ T5074] request_queue 86KB 102KB [ 2066.283481][T23496] do_syscall_64+0x39/0x80 [ 2066.283498][T23496] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 2066.289853][ T5074] blkdev_ioc 3KB 3KB [ 2066.294181][T23496] RIP: 0033:0x45e179 [ 2066.294201][T23496] Code: Bad RIP value. [ 2066.300229][ T5074] biovec-max 644KB 644KB [ 2066.304604][T23496] RSP: 002b:00007f4ce8167c78 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa [ 2066.304621][T23496] RAX: ffffffffffffffda RBX: 00000000000082c0 RCX: 000000000045e179 [ 2066.311003][ T5074] biovec-128 20KB 24KB [ 2066.315591][T23496] RDX: 0000000000000000 RSI: 000000000000450c RDI: 0000000000000003 [ 2066.320196][ T5074] biovec-64 25KB 28KB [ 2066.326219][T23496] RBP: 000000000118cf98 R08: 0000000000000000 R09: 0000000000000000 [ 2066.326225][T23496] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118cf4c [ 2066.326230][T23496] R13: 00007ffca4f3eaaf R14: 00007f4ce81689c0 R15: 000000000118cf4c [ 2066.333069][T23496] Mem-Info: [ 2066.346342][ T5074] khugepaged_mm_slot 18KB 27KB [ 2066.350413][T23496] active_anon:1708 inactive_anon:281533 isolated_anon:0 [ 2066.350413][T23496] active_file:10 inactive_file:10 isolated_file:0 [ 2066.350413][T23496] unevictable:4 dirty:0 writeback:0 [ 2066.350413][T23496] slab_reclaimable:8084 slab_unreclaimable:1475458 [ 2066.350413][T23496] mapped:54724 shmem:7470 pagetables:5598 bounce:0 [ 2066.350413][T23496] free:17724 free_pcp:268 free_cma:0 [ 2066.355273][ T5074] dmaengine-unmap-256 2KB 6KB [ 2066.365359][T23496] Node 0 active_anon:6832kB inactive_anon:1126132kB active_file:4kB inactive_file:0kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 862208kB writeback_tmp:0kB kernel_stack:8944kB all_unreclaimable? yes [ 2066.370667][ T5074] dmaengine-unmap-128 1KB 7KB [ 2066.374764][T23496] Node 1 active_anon:0kB inactive_anon:0kB active_file:36kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2066.381414][ T5074] dmaengine-unmap-2 0KB 3KB [ 2066.388180][T23496] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2066.403049][ T5074] QIPCRTR 0KB 7KB [ 2066.415692][T23496] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2066.423199][ T5074] skbuff_ext_cache 21KB 55KB [ 2066.424265][T23496] Node 0 DMA32 free:28276kB min:51296kB low:60024kB high:68752kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:751420kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:17616kB bounce:0kB free_pcp:364kB local_pcp:340kB free_cma:0kB [ 2066.439926][ T5074] skbuff_fclone_cache 2KB 8KB [ 2066.443615][T23496] lowmem_reserve[]: 0 0 707 707 707 [ 2066.449890][ T5074] skbuff_head_cache 66KB 172KB [ 2066.491465][T23496] Node 0 Normal free:5312kB min:12768kB low:14936kB high:17104kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:374712kB active_file:4kB inactive_file:0kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:4772kB bounce:0kB free_pcp:168kB local_pcp:0kB free_cma:0kB [ 2066.501063][ T5074] file_lock_cache 0KB 3KB [ 2066.527240][T23496] lowmem_reserve[]: 0 0 0 0 0 [ 2066.528031][ T5074] fsnotify_mark_connector 0KB 7KB [ 2066.561034][T23496] Node 1 Normal free:23004kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:36kB inactive_file:40kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:540kB local_pcp:292kB free_cma:0kB [ 2066.574606][ T5074] net_namespace 29KB 29KB [ 2066.594675][T23496] lowmem_reserve[]: 0 0 0 0 0 [ 2066.601991][ T5074] task_delay_info 48KB 63KB [ 2066.606808][T23496] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2066.636937][ T5074] taskstats 4KB 18KB [ 2066.655834][T23496] Node 0 DMA32: 1387*4kB (UME) 1061*8kB (ME) 494*16kB (ME) 172*32kB (M) 1*64kB (U) 0*128kB 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 28276kB [ 2066.686412][ T5074] proc_dir_entry 708KB 712KB [ 2066.707642][T23496] Node 0 Normal: 698*4kB (UME) 213*8kB (UM) 47*16kB (UM) 2*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5312kB [ 2066.735116][ T5074] pde_opener 0KB 3KB [ 2066.750432][T23496] Node 1 Normal: 1*4kB (E) 3*8kB (UME) 2*16kB (E) 4*32kB (UME) 1*64kB (E) 0*128kB 1*256kB (M) 0*512kB 2*1024kB (ME) 2*2048kB (UM) 4*4096kB (M) = 23036kB [ 2066.764278][ T5074] seq_file 0KB 7KB [ 2066.781487][T23496] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2066.785492][ T5074] shmem_inode_cache 4481KB 4517KB [ 2066.808910][T23496] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2066.812034][ T5074] kernfs_node_cache 29633KB 29684KB [ 2066.863865][T23496] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2066.873398][T23496] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2066.882670][T23496] 7490 total pagecache pages [ 2066.887316][T23496] 0 pages in swap cache [ 2066.891547][ T5074] mnt_cache 113KB 120KB [ 2066.897673][ T5074] filp 164KB 300KB [ 2066.903849][T23496] Swap cache stats: add 0, delete 0, find 0/0 [ 2066.909887][T23496] Free swap = 0kB [ 2066.913601][T23496] Total swap = 0kB [ 2066.915109][ T5074] names_cache 152KB 152KB [ 2066.917302][T23496] 1965979 pages RAM [ 2066.927579][T23496] 0 pages HighMem/MovableOnly [ 2066.932300][T23496] 83664 pages reserved [ 2066.936338][T23496] 0 pages cma reserved [ 2066.936719][ T5074] iint_cache 15KB 43KB [ 2066.946695][ T5074] uts_namespace 2KB 3KB [ 2066.958424][ T5074] vm_area_struct 1380KB 1500KB [ 2066.964520][ T5074] mm_struct 195KB 230KB [ 2066.970555][ T5074] fs_cache 11KB 19KB [ 2066.980582][ T5074] files_cache 131KB 166KB [ 2066.986710][ T5074] signal_cache 624KB 676KB [ 2066.992854][ T5074] sighand_cache 1140KB 1218KB [ 2066.998903][ T5074] task_struct 2697KB 2747KB [ 2067.005071][ T5074] cred_jar 124KB 263KB [ 2067.011207][ T5074] anon_vma_chain 292KB 328KB [ 2067.017258][ T5074] anon_vma 161KB 187KB [ 2067.023322][ T5074] pid 57KB 84KB [ 2067.029357][ T5074] Acpi-Operand 110KB 118KB [ 2067.035662][ T5074] Acpi-Parse 100KB 124KB [ 2067.042570][ T5074] Acpi-State 38KB 51KB [ 2067.048611][ T5074] numa_policy 15KB 22KB [ 2067.057987][ T5074] trace_event_file 287KB 296KB [ 2067.064040][ T5074] ftrace_event_field 441KB 451KB [ 2067.070159][ T5074] pool_workqueue 269KB 336KB [ 2067.079440][ T5074] vmap_area 285KB 640KB [ 2067.085626][ T5074] kmalloc-4M 4096KB 4096KB [ 2067.095286][ T5074] kmalloc-512k 2048KB 2048KB [ 2067.101336][ T5074] kmalloc-256k 256KB 256KB [ 2067.107495][ T5074] kmalloc-128k 2816KB 2816KB [ 2067.116999][ T5074] kmalloc-64k 3968KB 4032KB [ 2067.123108][ T5074] kmalloc-32k 1568KB 1568KB [ 2067.129146][ T5074] kmalloc-16k 1184KB 1184KB [ 2067.138843][ T5074] kmalloc-8k 5224KB 5240KB [ 2067.144922][ T5074] kmalloc-4k 33092KB 33140KB [ 2067.155435][ T5074] kmalloc-2k 17762KB 17816KB [ 2067.161531][ T5074] kmalloc-1k 9357KB 9488KB [ 2067.167574][ T5074] kmalloc-512 5974KB 5984KB [ 2067.173631][ T5074] kmalloc-256 4523KB 4536KB [ 2067.179667][ T5074] kmalloc-192 2126KB 2126KB [ 2067.185802][ T5074] kmalloc-96 1878KB 1884KB [ 2067.191866][ T5074] kmalloc-64 2393KB 2408KB [ 2067.197910][ T5074] kmalloc-32 5572668KB 5572668KB [ 2067.203990][ T5074] kmalloc-128 1175KB 1192KB [ 2067.210156][ T5074] kmem_cache 50KB 59KB [ 2067.216259][ T5074] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.3,pid=18386,uid=0 [ 2067.230500][ T5074] Out of memory: Killed process 18386 (syz-executor.3) total-vm:93552kB, anon-rss:3836kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:136kB oom_score_adj:1000 [ 2067.247916][ T1954] oom_reaper: reaped process 18386 (syz-executor.3), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2067.267883][ T5074] systemd-journal invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2067.279037][ T5074] CPU: 1 PID: 5074 Comm: systemd-journal Not tainted 5.9.0-rc6-syzkaller #0 [ 2067.287681][ T5074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2067.297835][ T5074] Call Trace: [ 2067.301109][ T5074] dump_stack+0x10f/0x19d [ 2067.305415][ T5074] dump_header+0x8e/0x400 [ 2067.309721][ T5074] oom_kill_process+0x18d/0x3f0 [ 2067.314714][ T5074] out_of_memory+0x5fd/0x8c0 [ 2067.319281][ T5074] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2067.324625][ T5074] __alloc_pages_nodemask+0x266/0x380 [ 2067.330043][ T5074] alloc_pages_current+0x21d/0x310 [ 2067.335123][ T5074] __page_cache_alloc+0x4f/0x120 [ 2067.340028][ T5074] pagecache_get_page+0x4ba/0x970 [ 2067.345032][ T5074] ? __do_page_cache_readahead+0x96/0xb0 [ 2067.350691][ T5074] filemap_fault+0xb7a/0x1270 [ 2067.355338][ T5074] ext4_filemap_fault+0x4b/0x60 [ 2067.360232][ T5074] do_read_fault+0x41f/0x760 [ 2067.364789][ T5074] handle_mm_fault+0x14e9/0x1af0 [ 2067.369698][ T5074] do_user_addr_fault+0x380/0x770 [ 2067.374692][ T5074] exc_page_fault+0xb8/0x330 [ 2067.379323][ T5074] ? asm_exc_page_fault+0x8/0x30 [ 2067.384289][ T5074] asm_exc_page_fault+0x1e/0x30 [ 2067.389237][ T5074] RIP: 0033:0x7f0b0e9ff6e6 [ 2067.393708][ T5074] Code: Bad RIP value. [ 2067.397751][ T5074] RSP: 002b:00007ffdff1b4090 EFLAGS: 00010202 [ 2067.403780][ T5074] RAX: 0000000000000001 RBX: 000055a06db19310 RCX: 00000000000b4cca [ 2067.411719][ T5074] RDX: 0000000000000000 RSI: 000000007af6e1c0 RDI: 431bde82d7b634db [ 2067.419675][ T5074] RBP: 00007ffdff1b4290 R08: 00000452ad5371dd R09: 00007ffdff1d8080 [ 2067.427618][ T5074] R10: 0000000000000010 R11: 00007ffdff1d80b8 R12: 00007ffdff1b40a0 [ 2067.435554][ T5074] R13: 0000000000000001 R14: 0000000000000001 R15: 0005b045c71ea298 [ 2067.444865][ T5074] Mem-Info: [ 2067.447978][ T5074] active_anon:1708 inactive_anon:280999 isolated_anon:0 [ 2067.447978][ T5074] active_file:15 inactive_file:4 isolated_file:0 [ 2067.447978][ T5074] unevictable:4 dirty:0 writeback:0 [ 2067.447978][ T5074] slab_reclaimable:8084 slab_unreclaimable:1475933 [ 2067.447978][ T5074] mapped:54724 shmem:7470 pagetables:5561 bounce:0 [ 2067.447978][ T5074] free:17914 free_pcp:64 free_cma:0 [ 2067.484377][ T5074] Node 0 active_anon:6832kB inactive_anon:1123996kB active_file:4kB inactive_file:4kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:4kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 862208kB writeback_tmp:0kB kernel_stack:8928kB all_unreclaimable? no [ 2067.513402][ T5074] Node 1 active_anon:0kB inactive_anon:0kB active_file:44kB inactive_file:24kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:12kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? no [ 2067.542596][ T5074] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2067.572523][ T5074] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2067.578232][ T5074] Node 0 DMA32 free:27396kB min:36960kB low:45688kB high:54416kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:749372kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:4kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:17516kB bounce:0kB free_pcp:220kB local_pcp:0kB free_cma:0kB [ 2067.609496][ T5074] lowmem_reserve[]: 0 0 707 707 707 [ 2067.621796][ T5074] Node 0 Normal free:4256kB min:10720kB low:12888kB high:15056kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:374644kB active_file:0kB inactive_file:4kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:4764kB bounce:0kB free_pcp:252kB local_pcp:4kB free_cma:0kB [ 2067.651654][ T5074] lowmem_reserve[]: 0 0 0 0 0 [ 2067.656315][ T5074] Node 1 Normal free:23324kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:44kB inactive_file:24kB unevictable:0kB writepending:12kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2067.686084][ T5074] lowmem_reserve[]: 0 0 0 0 0 [ 2067.690763][ T5074] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2067.705128][ T5074] Node 0 DMA32: 1173*4kB (ME) 900*8kB (ME) 433*16kB (UME) 158*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 23876kB [ 2067.719484][ T5074] Node 0 Normal: 594*4kB (UME) 167*8kB (UME) 38*16kB (UM) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 4320kB [ 2067.733460][ T5074] Node 1 Normal: 2*4kB (UE) 2*8kB (UE) 3*16kB (UE) 3*32kB (UME) 1*64kB (E) 1*128kB (U) 0*256kB 1*512kB (M) 2*1024kB (ME) 2*2048kB (UM) 4*4096kB (M) = 23400kB [ 2067.750548][ T5074] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2067.760146][ T5074] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2067.770883][ T5074] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2067.780398][ T5074] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2067.790543][ T5074] 7491 total pagecache pages [ 2067.796413][ T5074] 0 pages in swap cache [ 2067.800590][ T5074] Swap cache stats: add 0, delete 0, find 0/0 [ 2067.807433][ T5074] Free swap = 0kB [ 2067.811602][ T5074] Total swap = 0kB [ 2067.815295][ T5074] 1965979 pages RAM [ 2067.819151][ T5074] 0 pages HighMem/MovableOnly [ 2067.825244][ T5074] 83664 pages reserved [ 2067.829291][ T5074] 0 pages cma reserved [ 2067.833834][ T5074] Unreclaimable slab info: [ 2067.838226][ T5074] Name Used Total [ 2067.846403][ T5074] SCTPv6 10KB 15KB [ 2067.853929][ T5074] DCCPv6 12KB 14KB [ 2067.859977][ T5074] DCCP 11KB 13KB [ 2067.867135][ T5074] PINGv6 1KB 3KB [ 2067.873733][ T5074] RAWv6 51KB 53KB [ 2067.879776][ T5074] UDPv6 38KB 47KB [ 2067.885854][ T5074] TCPv6 20KB 34KB [ 2067.891962][ T5074] nf_conntrack 6KB 24KB [ 2067.898002][ T5074] scsi_sense_cache 1056KB 1060KB [ 2067.905029][ T5074] i915_vma 48KB 52KB [ 2067.911095][ T5074] mqueue_inode_cache 6KB 7KB [ 2067.917283][ T5074] cifs_small_rq 13KB 15KB [ 2067.923457][ T5074] cifs_request 65KB 65KB [ 2067.929892][ T5074] nfs_read_data 28KB 28KB [ 2067.936148][ T5074] pid_namespace 1KB 3KB [ 2067.942985][ T5074] tcp_bind_bucket 191KB 204KB [ 2067.949031][ T5074] xfrm_state 5KB 7KB [ 2067.955832][ T5074] PING 61KB 84KB [ 2067.962524][ T5074] RAW 42KB 48KB [ 2067.968567][ T5074] UDP 34KB 55KB [ 2067.975397][ T5074] TCP 8KB 19KB [ 2067.985728][ T5074] hugetlbfs_inode_cache 1KB 7KB [ 2067.992949][ T5074] eventpoll_pwq 4KB 11KB [ 2067.998990][ T5074] bio_crypt_ctx 6KB 7KB [ 2068.009506][ T5074] request_queue 86KB 102KB [ 2068.017256][ T5074] blkdev_ioc 3KB 3KB [ 2068.027479][ T5074] biovec-max 644KB 644KB [ 2068.034668][ T5074] biovec-128 20KB 24KB [ 2068.044188][ T5074] biovec-64 24KB 28KB [ 2068.050224][ T5074] khugepaged_mm_slot 18KB 27KB [ 2068.056378][ T5074] dmaengine-unmap-256 2KB 6KB [ 2068.066803][ T5074] dmaengine-unmap-128 1KB 7KB [ 2068.073205][ T5074] dmaengine-unmap-2 0KB 3KB [ 2068.079436][ T5074] QIPCRTR 0KB 7KB [ 2068.092327][ T5074] skbuff_ext_cache 21KB 55KB [ 2068.098405][ T5074] skbuff_fclone_cache 2KB 8KB [ 2068.108268][ T5074] skbuff_head_cache 66KB 172KB [ 2068.118165][ T5074] file_lock_cache 0KB 3KB [ 2068.128929][ T5074] fsnotify_mark_connector 0KB 7KB [ 2068.139695][ T5074] net_namespace 29KB 29KB [ 2068.149338][ T5074] task_delay_info 48KB 63KB [ 2068.158321][ T5074] taskstats 4KB 18KB [ 2068.167449][ T5074] proc_dir_entry 708KB 712KB [ 2068.173507][ T5074] pde_opener 0KB 3KB [ 2068.179546][ T5074] seq_file 0KB 7KB [ 2068.189040][ T5074] shmem_inode_cache 4481KB 4517KB [ 2068.195094][ T5074] kernfs_node_cache 29633KB 29684KB [ 2068.204796][ T5074] mnt_cache 113KB 120KB [ 2068.210850][ T5074] filp 164KB 300KB [ 2068.216890][ T5074] names_cache 152KB 152KB [ 2068.226139][ T5074] iint_cache 15KB 43KB [ 2068.233711][ T5074] uts_namespace 2KB 3KB [ 2068.239795][ T5074] vm_area_struct 1375KB 1500KB [ 2068.250539][ T5074] mm_struct 195KB 230KB [ 2068.269062][ T5074] fs_cache 11KB 19KB [ 2068.275221][ T5074] files_cache 130KB 166KB [ 2068.286487][ T5074] signal_cache 623KB 676KB [ 2068.292553][ T5074] sighand_cache 1140KB 1218KB [ 2068.298589][ T5074] task_struct 2693KB 2747KB [ 2068.307429][ T5074] cred_jar 124KB 263KB [ 2068.313480][ T5074] anon_vma_chain 291KB 328KB [ 2068.319535][ T5074] anon_vma 160KB 187KB [ 2068.329206][ T5074] pid 57KB 84KB [ 2068.335282][ T5074] Acpi-Operand 110KB 118KB [ 2068.346194][ T5074] Acpi-Parse 100KB 124KB [ 2068.352338][ T5074] Acpi-State 38KB 51KB [ 2068.358383][ T5074] numa_policy 15KB 22KB [ 2068.367979][ T5074] trace_event_file 287KB 296KB [ 2068.374112][ T5074] ftrace_event_field 441KB 451KB [ 2068.380241][ T5074] pool_workqueue 269KB 336KB [ 2068.390359][ T5074] vmap_area 285KB 640KB [ 2068.396436][ T5074] kmalloc-4M 4096KB 4096KB [ 2068.406201][ T5074] kmalloc-512k 2048KB 2048KB [ 2068.412262][ T5074] kmalloc-256k 256KB 256KB [ 2068.418304][ T5074] kmalloc-128k 2816KB 2816KB [ 2068.427966][ T5074] kmalloc-64k 3968KB 4032KB [ 2068.434021][ T5074] kmalloc-32k 1568KB 1568KB [ 2068.440325][ T5074] kmalloc-16k 1184KB 1184KB [ 2068.446385][ T5074] kmalloc-8k 5224KB 5240KB [ 2068.453545][ T5074] kmalloc-4k 33092KB 33140KB [ 2068.459584][ T5074] kmalloc-2k 17760KB 17816KB [ 2068.465673][ T5074] kmalloc-1k 9357KB 9488KB [ 2068.471760][ T5074] kmalloc-512 5974KB 5984KB [ 2068.477803][ T5074] kmalloc-256 4523KB 4536KB [ 2068.483897][ T5074] kmalloc-192 2126KB 2126KB [ 2068.489935][ T5074] kmalloc-96 1878KB 1884KB [ 2068.510464][ T5074] kmalloc-64 2393KB 2408KB [ 2068.516538][ T5074] kmalloc-32 5580602KB 5580604KB [ 2068.526888][ T5074] kmalloc-128 1175KB 1192KB [ 2068.538574][ T5074] kmem_cache 50KB 59KB [ 2068.551833][ T5074] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.3,pid=17674,uid=0 [ 2068.574947][ T5074] Out of memory: Killed process 17674 (syz-executor.3) total-vm:93552kB, anon-rss:3836kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:136kB oom_score_adj:1000 [ 2068.601531][ T1954] oom_reaper: reaped process 17674 (syz-executor.3), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2068.615716][ T5074] systemd-journal invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2068.640601][ T5074] CPU: 1 PID: 5074 Comm: systemd-journal Not tainted 5.9.0-rc6-syzkaller #0 [ 2068.649324][ T5074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2068.659355][ T5074] Call Trace: [ 2068.662637][ T5074] dump_stack+0x10f/0x19d [ 2068.666984][ T5074] dump_header+0x8e/0x400 [ 2068.671280][ T5074] oom_kill_process+0x18d/0x3f0 [ 2068.676098][ T5074] out_of_memory+0x5fd/0x8c0 [ 2068.680658][ T5074] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2068.686083][ T5074] __alloc_pages_nodemask+0x266/0x380 [ 2068.691422][ T5074] alloc_pages_current+0x21d/0x310 [ 2068.696502][ T5074] __page_cache_alloc+0x4f/0x120 [ 2068.701409][ T5074] pagecache_get_page+0x4ba/0x970 [ 2068.706544][ T5074] ? __do_page_cache_readahead+0x96/0xb0 [ 2068.712141][ T5074] filemap_fault+0xb7a/0x1270 [ 2068.716844][ T5074] ext4_filemap_fault+0x4b/0x60 [ 2068.721694][ T5074] do_read_fault+0x41f/0x760 [ 2068.726294][ T5074] handle_mm_fault+0x14e9/0x1af0 [ 2068.731202][ T5074] do_user_addr_fault+0x380/0x770 [ 2068.736202][ T5074] exc_page_fault+0xb8/0x330 [ 2068.740818][ T5074] ? asm_exc_page_fault+0x8/0x30 [ 2068.745774][ T5074] asm_exc_page_fault+0x1e/0x30 [ 2068.750606][ T5074] RIP: 0033:0x7f0b0e9ff6e6 [ 2068.755055][ T5074] Code: Bad RIP value. [ 2068.759095][ T5074] RSP: 002b:00007ffdff1b4090 EFLAGS: 00010202 [ 2068.765137][ T5074] RAX: 0000000000000001 RBX: 000055a06db19310 RCX: 00000000000b4cca [ 2068.773076][ T5074] RDX: 0000000000000000 RSI: 000000007af6e1c0 RDI: 431bde82d7b634db [ 2068.781015][ T5074] RBP: 00007ffdff1b4290 R08: 00000452ad5371dd R09: 00007ffdff1d8080 [ 2068.788953][ T5074] R10: 0000000000000010 R11: 00007ffdff1d80b8 R12: 00007ffdff1b40a0 [ 2068.796900][ T5074] R13: 0000000000000001 R14: 0000000000000001 R15: 0005b045c71ea298 [ 2068.855865][ T5074] Mem-Info: [ 2068.859095][ T5074] active_anon:1708 inactive_anon:280466 isolated_anon:0 [ 2068.859095][ T5074] active_file:34 inactive_file:0 isolated_file:0 [ 2068.859095][ T5074] unevictable:4 dirty:0 writeback:0 [ 2068.859095][ T5074] slab_reclaimable:8084 slab_unreclaimable:1478306 [ 2068.859095][ T5074] mapped:54724 shmem:7470 pagetables:5533 bounce:0 [ 2068.859095][ T5074] free:16211 free_pcp:142 free_cma:0 [ 2068.912992][ T5074] Node 0 active_anon:6832kB inactive_anon:1121864kB active_file:104kB inactive_file:4kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 860160kB writeback_tmp:0kB kernel_stack:8928kB all_unreclaimable? yes [ 2068.949419][ T5074] Node 1 active_anon:0kB inactive_anon:0kB active_file:32kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2068.980284][ T5074] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2069.011408][ T5074] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2069.017120][ T5074] Node 0 DMA32 free:21252kB min:39008kB low:47736kB high:56464kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:747324kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:17368kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2069.050368][ T5074] lowmem_reserve[]: 0 0 707 707 707 [ 2069.056035][ T5074] Node 0 Normal free:3924kB min:10720kB low:12888kB high:15056kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:374516kB active_file:4kB inactive_file:0kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:4760kB bounce:0kB free_pcp:492kB local_pcp:248kB free_cma:0kB [ 2069.089398][ T5074] lowmem_reserve[]: 0 0 0 0 0 [ 2069.094173][ T5074] Node 1 Normal free:22596kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:32kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2069.127551][ T5074] lowmem_reserve[]: 0 0 0 0 0 [ 2069.132355][ T5074] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2069.150556][ T5074] Node 0 DMA32: 1173*4kB (UME) 798*8kB (UME) 374*16kB (UME) 133*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 21316kB [ 2069.168260][ T5074] Node 0 Normal: 539*4kB (UME) 141*8kB (UME) 27*16kB (UM) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3716kB [ 2069.188345][ T5074] Node 1 Normal: 2*4kB (UE) 1*8kB (E) 3*16kB (UE) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 1*256kB (U) 1*512kB (M) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22688kB [ 2069.208004][ T5074] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2069.217707][ T5074] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2069.230643][ T5074] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2069.240153][ T5074] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2069.249414][ T5074] 7512 total pagecache pages [ 2069.257973][ T5074] 0 pages in swap cache [ 2069.262143][ T5074] Swap cache stats: add 0, delete 0, find 0/0 [ 2069.268291][ T5074] Free swap = 0kB [ 2069.276035][ T5074] Total swap = 0kB [ 2069.279816][ T5074] 1965979 pages RAM [ 2069.283920][ T5074] 0 pages HighMem/MovableOnly [ 2069.288580][ T5074] 83664 pages reserved [ 2069.296552][ T5074] 0 pages cma reserved [ 2069.300668][ T5074] Unreclaimable slab info: [ 2069.305064][ T5074] Name Used Total [ 2069.315027][ T5074] SCTPv6 10KB 15KB [ 2069.321163][ T5074] DCCPv6 12KB 14KB [ 2069.327278][ T5074] DCCP 11KB 13KB [ 2069.336793][ T5074] PINGv6 1KB 3KB [ 2069.342861][ T5074] RAWv6 51KB 53KB [ 2069.349011][ T5074] UDPv6 38KB 47KB [ 2069.358840][ T5074] TCPv6 20KB 34KB [ 2069.365029][ T5074] nf_conntrack 6KB 24KB [ 2069.374672][ T5074] scsi_sense_cache 1056KB 1060KB [ 2069.384867][ T5074] i915_vma 48KB 52KB [ 2069.394337][ T5074] mqueue_inode_cache 6KB 7KB [ 2069.404336][ T5074] cifs_small_rq 13KB 15KB [ 2069.410382][ T5074] cifs_request 65KB 65KB [ 2069.419690][ T5074] nfs_read_data 28KB 28KB [ 2069.425757][ T5074] pid_namespace 1KB 3KB [ 2069.435483][ T5074] tcp_bind_bucket 191KB 204KB [ 2069.441643][ T5074] xfrm_state 5KB 7KB [ 2069.447683][ T5074] PING 61KB 84KB [ 2069.457547][ T5074] RAW 42KB 48KB [ 2069.463747][ T5074] UDP 34KB 55KB [ 2069.469812][ T5074] TCP 8KB 19KB [ 2069.479196][ T5074] hugetlbfs_inode_cache 1KB 7KB [ 2069.485612][ T5074] eventpoll_pwq 4KB 11KB [ 2069.495704][ T5074] bio_crypt_ctx 6KB 7KB [ 2069.501878][ T5074] request_queue 86KB 102KB [ 2069.508004][ T5074] blkdev_ioc 3KB 3KB [ 2069.517941][ T5074] biovec-max 644KB 644KB [ 2069.524036][ T5074] biovec-128 20KB 24KB [ 2069.530114][ T5074] biovec-64 24KB 28KB [ 2069.539125][ T5074] khugepaged_mm_slot 17KB 27KB [ 2069.545279][ T5074] dmaengine-unmap-256 2KB 6KB [ 2069.555586][ T5074] dmaengine-unmap-128 1KB 7KB [ 2069.561831][ T5074] dmaengine-unmap-2 0KB 3KB [ 2069.568100][ T5074] QIPCRTR 0KB 7KB [ 2069.577725][ T5074] skbuff_ext_cache 21KB 55KB [ 2069.583784][ T5074] skbuff_fclone_cache 1KB 8KB [ 2069.589994][ T5074] skbuff_head_cache 66KB 172KB [ 2069.599330][ T5074] file_lock_cache 0KB 3KB [ 2069.605784][ T5074] fsnotify_mark_connector 0KB 7KB [ 2069.616197][ T5074] net_namespace 29KB 29KB [ 2069.622408][ T5074] task_delay_info 48KB 63KB [ 2069.628448][ T5074] taskstats 4KB 18KB [ 2069.637859][ T5074] proc_dir_entry 708KB 712KB [ 2069.644091][ T5074] pde_opener 0KB 3KB [ 2069.650235][ T5074] seq_file 0KB 7KB [ 2069.659280][ T5074] shmem_inode_cache 4481KB 4517KB [ 2069.665344][ T5074] kernfs_node_cache 29633KB 29684KB [ 2069.675590][ T5074] mnt_cache 113KB 120KB [ 2069.688530][ T5074] filp 163KB 300KB [ 2069.698356][ T5074] names_cache 152KB 152KB [ 2069.705720][ T5074] iint_cache 12KB 43KB [ 2069.715628][ T5074] uts_namespace 2KB 3KB [ 2069.723142][ T5074] vm_area_struct 1366KB 1500KB [ 2069.729176][ T5074] mm_struct 195KB 230KB [ 2069.738574][ T5074] fs_cache 11KB 19KB [ 2069.746053][ T5074] files_cache 129KB 166KB [ 2069.755855][ T5074] signal_cache 623KB 676KB [ 2069.763669][ T5074] sighand_cache 1140KB 1218KB [ 2069.769827][ T5074] task_struct 2693KB 2743KB [ 2069.779371][ T5074] cred_jar 124KB 263KB [ 2069.785445][ T5074] anon_vma_chain 288KB 328KB [ 2069.794862][ T5074] anon_vma 159KB 187KB [ 2069.801027][ T5074] pid 57KB 84KB [ 2069.807061][ T5074] Acpi-Operand 110KB 118KB [ 2069.816581][ T5074] Acpi-Parse 100KB 124KB [ 2069.823067][ T5074] Acpi-State 37KB 51KB [ 2069.829111][ T5074] numa_policy 15KB 22KB [ 2069.838505][ T5074] trace_event_file 287KB 296KB [ 2069.844612][ T5074] ftrace_event_field 441KB 451KB [ 2069.854389][ T5074] pool_workqueue 269KB 336KB [ 2069.860452][ T5074] vmap_area 285KB 640KB [ 2069.866501][ T5074] kmalloc-4M 4096KB 4096KB [ 2069.876796][ T5074] kmalloc-512k 2048KB 2048KB [ 2069.882890][ T5074] kmalloc-256k 256KB 256KB [ 2069.888931][ T5074] kmalloc-128k 2816KB 2816KB [ 2069.898406][ T5074] kmalloc-64k 3968KB 4032KB [ 2069.904638][ T5074] kmalloc-32k 1568KB 1568KB [ 2069.914529][ T5074] kmalloc-16k 1184KB 1184KB [ 2069.920680][ T5074] kmalloc-8k 5224KB 5240KB [ 2069.926723][ T5074] kmalloc-4k 33092KB 33140KB [ 2069.936802][ T5074] kmalloc-2k 17782KB 17816KB [ 2069.942868][ T5074] kmalloc-1k 9357KB 9488KB [ 2069.948909][ T5074] kmalloc-512 5974KB 5984KB [ 2069.958776][ T5074] kmalloc-256 4523KB 4536KB [ 2069.964831][ T5074] kmalloc-192 2126KB 2126KB [ 2069.975040][ T5074] kmalloc-96 1878KB 1884KB [ 2069.981120][ T5074] kmalloc-64 2387KB 2408KB [ 2069.987164][ T5074] kmalloc-32 5585944KB 5585944KB [ 2069.997272][ T5074] kmalloc-128 1175KB 1192KB [ 2070.003509][ T5074] kmem_cache 50KB 59KB [ 2070.009611][ T5074] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.0,pid=9305,uid=0 [ 2070.027376][ T5074] Out of memory: Killed process 9305 (syz-executor.0) total-vm:93552kB, anon-rss:3828kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2070.048697][ T1954] oom_reaper: reaped process 9305 (syz-executor.0), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2070.063767][ T5074] systemd-journal invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2070.087064][ T5074] CPU: 0 PID: 5074 Comm: systemd-journal Not tainted 5.9.0-rc6-syzkaller #0 [ 2070.095819][ T5074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2070.105853][ T5074] Call Trace: [ 2070.109123][ T5074] dump_stack+0x10f/0x19d [ 2070.113435][ T5074] dump_header+0x8e/0x400 [ 2070.117749][ T5074] oom_kill_process+0x18d/0x3f0 [ 2070.122575][ T5074] out_of_memory+0x5fd/0x8c0 [ 2070.127170][ T5074] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2070.132527][ T5074] __alloc_pages_nodemask+0x266/0x380 [ 2070.137964][ T5074] alloc_pages_current+0x21d/0x310 [ 2070.143194][ T5074] __page_cache_alloc+0x4f/0x120 [ 2070.148114][ T5074] pagecache_get_page+0x4ba/0x970 [ 2070.153212][ T5074] ? __do_page_cache_readahead+0x96/0xb0 [ 2070.158828][ T5074] filemap_fault+0xb7a/0x1270 [ 2070.163538][ T5074] ext4_filemap_fault+0x4b/0x60 [ 2070.168406][ T5074] do_read_fault+0x41f/0x760 [ 2070.172971][ T5074] handle_mm_fault+0x14e9/0x1af0 [ 2070.177896][ T5074] do_user_addr_fault+0x380/0x770 [ 2070.182906][ T5074] exc_page_fault+0xb8/0x330 [ 2070.187479][ T5074] ? asm_exc_page_fault+0x8/0x30 [ 2070.192410][ T5074] asm_exc_page_fault+0x1e/0x30 [ 2070.197235][ T5074] RIP: 0033:0x7f0b0e9ff6e6 [ 2070.201633][ T5074] Code: Bad RIP value. [ 2070.205677][ T5074] RSP: 002b:00007ffdff1b4090 EFLAGS: 00010202 [ 2070.211720][ T5074] RAX: 0000000000000001 RBX: 000055a06db19310 RCX: 00000000000b4cca [ 2070.219667][ T5074] RDX: 0000000000000000 RSI: 000000007af6e1c0 RDI: 431bde82d7b634db [ 2070.227614][ T5074] RBP: 00007ffdff1b4290 R08: 00000452ad5371dd R09: 00007ffdff1d8080 [ 2070.235705][ T5074] R10: 0000000000000010 R11: 00007ffdff1d80b8 R12: 00007ffdff1b40a0 [ 2070.243691][ T5074] R13: 0000000000000001 R14: 0000000000000001 R15: 0005b045c71ea298 [ 2070.259478][ T5074] Mem-Info: [ 2070.262618][ T5074] active_anon:1708 inactive_anon:279888 isolated_anon:0 [ 2070.262618][ T5074] active_file:5 inactive_file:14 isolated_file:0 [ 2070.262618][ T5074] unevictable:4 dirty:0 writeback:0 [ 2070.262618][ T5074] slab_reclaimable:8035 slab_unreclaimable:1479166 [ 2070.262618][ T5074] mapped:54724 shmem:7470 pagetables:5514 bounce:0 [ 2070.262618][ T5074] free:15719 free_pcp:399 free_cma:0 [ 2070.306246][ T5074] Node 0 active_anon:6832kB inactive_anon:1119552kB active_file:20kB inactive_file:44kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 856064kB writeback_tmp:0kB kernel_stack:8896kB all_unreclaimable? yes [ 2070.339391][ T5074] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:12kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2070.370922][ T5074] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2070.403978][ T5074] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2070.409716][ T5074] Node 0 DMA32 free:22136kB min:39008kB low:47736kB high:56464kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:745156kB active_file:112kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:17296kB bounce:0kB free_pcp:664kB local_pcp:368kB free_cma:0kB [ 2070.441331][ T5074] lowmem_reserve[]: 0 0 707 707 707 [ 2070.446522][ T5074] Node 0 Normal free:3748kB min:10720kB low:12888kB high:15056kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:374396kB active_file:8kB inactive_file:0kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:4756kB bounce:0kB free_pcp:684kB local_pcp:464kB free_cma:0kB [ 2070.476321][ T5074] lowmem_reserve[]: 0 0 0 0 0 [ 2070.481285][ T5074] Node 1 Normal free:22688kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:12kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2070.510439][ T5074] lowmem_reserve[]: 0 0 0 0 0 [ 2070.515151][ T5074] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2070.529810][ T5074] Node 0 DMA32: 1172*4kB (ME) 785*8kB (UME) 352*16kB (UME) 113*32kB (UM) 0*64kB 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 0*2048kB 0*4096kB = 22136kB [ 2070.545756][ T5074] Node 0 Normal: 539*4kB (UME) 141*8kB (UME) 27*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3748kB [ 2070.559679][ T5074] Node 1 Normal: 2*4kB (UE) 1*8kB (E) 3*16kB (UE) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 1*256kB (U) 1*512kB (M) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22688kB [ 2070.575931][ T5074] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2070.585547][ T5074] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2070.595361][ T5074] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2070.605025][ T5074] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2070.614355][ T5074] 7489 total pagecache pages [ 2070.618919][ T5074] 0 pages in swap cache [ 2070.623074][ T5074] Swap cache stats: add 0, delete 0, find 0/0 [ 2070.629115][ T5074] Free swap = 0kB [ 2070.632832][ T5074] Total swap = 0kB [ 2070.636536][ T5074] 1965979 pages RAM [ 2070.641984][ T5074] 0 pages HighMem/MovableOnly [ 2070.646642][ T5074] 83664 pages reserved [ 2070.651963][ T5074] 0 pages cma reserved [ 2070.656011][ T5074] Unreclaimable slab info: [ 2070.660417][ T5074] Name Used Total [ 2070.666641][ T5074] SCTPv6 10KB 15KB [ 2070.674041][ T5074] DCCPv6 12KB 14KB [ 2070.680082][ T5074] DCCP 11KB 13KB [ 2070.686144][ T5074] PINGv6 1KB 3KB [ 2070.694492][ T5074] RAWv6 51KB 53KB [ 2070.700930][ T5074] UDPv6 38KB 47KB [ 2070.706972][ T5074] TCPv6 20KB 34KB [ 2070.714505][ T5074] nf_conntrack 6KB 24KB [ 2070.725386][ T5074] scsi_sense_cache 1056KB 1060KB [ 2070.732821][ T5074] i915_vma 48KB 52KB [ 2070.738871][ T5074] mqueue_inode_cache 6KB 7KB [ 2070.745067][ T5074] cifs_small_rq 13KB 15KB [ 2070.752531][ T5074] cifs_request 65KB 65KB [ 2070.758620][ T5074] nfs_read_data 28KB 28KB [ 2070.764692][ T5074] pid_namespace 1KB 3KB [ 2070.772091][ T5074] tcp_bind_bucket 191KB 204KB [ 2070.778153][ T5074] xfrm_state 5KB 7KB [ 2070.784199][ T5074] PING 61KB 84KB [ 2070.790239][ T5074] RAW 42KB 48KB [ 2070.796445][ T5074] UDP 34KB 55KB [ 2070.802777][ T5074] TCP 8KB 19KB [ 2070.808877][ T5074] hugetlbfs_inode_cache 1KB 7KB [ 2070.815518][ T5074] eventpoll_pwq 4KB 11KB [ 2070.821580][ T5074] bio_crypt_ctx 6KB 7KB [ 2070.827625][ T5074] request_queue 86KB 102KB [ 2070.833692][ T5074] blkdev_ioc 3KB 3KB [ 2070.839728][ T5074] biovec-max 644KB 644KB [ 2070.845789][ T5074] biovec-128 20KB 24KB [ 2070.851904][ T5074] biovec-64 24KB 28KB [ 2070.857964][ T5074] khugepaged_mm_slot 17KB 27KB [ 2070.864125][ T5074] dmaengine-unmap-256 2KB 6KB [ 2070.870404][ T5074] dmaengine-unmap-128 1KB 7KB [ 2070.876694][ T5074] dmaengine-unmap-2 0KB 3KB [ 2070.882872][ T5074] QIPCRTR 0KB 7KB [ 2070.888909][ T5074] skbuff_ext_cache 21KB 55KB [ 2070.894959][ T5074] skbuff_fclone_cache 1KB 8KB [ 2070.901641][ T5074] skbuff_head_cache 66KB 172KB [ 2070.907687][ T5074] file_lock_cache 0KB 3KB [ 2070.915079][ T5074] fsnotify_mark_connector 0KB 7KB [ 2070.922153][ T5074] net_namespace 29KB 29KB [ 2070.928204][ T5074] task_delay_info 48KB 63KB [ 2070.934396][ T5074] taskstats 4KB 18KB [ 2070.940486][ T5074] proc_dir_entry 708KB 712KB [ 2070.946528][ T5074] pde_opener 0KB 3KB [ 2070.952762][ T5074] seq_file 0KB 7KB [ 2070.958798][ T5074] shmem_inode_cache 4481KB 4517KB [ 2070.964867][ T5074] kernfs_node_cache 29633KB 29684KB [ 2070.970949][ T5074] mnt_cache 113KB 120KB [ 2070.976988][ T5074] filp 163KB 300KB [ 2070.983056][ T5074] names_cache 152KB 152KB [ 2070.989097][ T5074] iint_cache 12KB 43KB [ 2070.995156][ T5074] uts_namespace 2KB 3KB [ 2071.001618][ T5074] vm_area_struct 1366KB 1500KB [ 2071.007695][ T5074] mm_struct 195KB 230KB [ 2071.015229][ T5074] fs_cache 11KB 19KB [ 2071.021446][ T5074] files_cache 129KB 166KB [ 2071.027490][ T5074] signal_cache 623KB 676KB [ 2071.035041][ T5074] sighand_cache 1140KB 1218KB [ 2071.042446][ T5074] task_struct 2693KB 2743KB [ 2071.048515][ T5074] cred_jar 124KB 263KB [ 2071.054628][ T5074] anon_vma_chain 288KB 328KB [ 2071.060972][ T5074] anon_vma 159KB 187KB [ 2071.067016][ T5074] pid 57KB 84KB [ 2071.073080][ T5074] Acpi-Operand 110KB 118KB [ 2071.079160][ T5074] Acpi-Parse 100KB 124KB [ 2071.085260][ T5074] Acpi-State 37KB 51KB [ 2071.091348][ T5074] numa_policy 15KB 22KB [ 2071.097387][ T5074] trace_event_file 287KB 296KB [ 2071.103730][ T5074] ftrace_event_field 441KB 451KB [ 2071.109861][ T5074] pool_workqueue 269KB 336KB [ 2071.115966][ T5074] vmap_area 285KB 640KB [ 2071.122091][ T5074] kmalloc-4M 4096KB 4096KB [ 2071.128152][ T5074] kmalloc-512k 2048KB 2048KB [ 2071.134244][ T5074] kmalloc-256k 256KB 256KB [ 2071.140667][ T5074] kmalloc-128k 2816KB 2816KB [ 2071.146714][ T5074] kmalloc-64k 3968KB 4032KB [ 2071.152779][ T5074] kmalloc-32k 1568KB 1568KB [ 2071.158817][ T5074] kmalloc-16k 1184KB 1184KB [ 2071.164867][ T5074] kmalloc-8k 5224KB 5240KB [ 2071.170949][ T5074] kmalloc-4k 33092KB 33140KB [ 2071.176986][ T5074] kmalloc-2k 17782KB 17816KB [ 2071.183053][ T5074] kmalloc-1k 9357KB 9488KB [ 2071.189092][ T5074] kmalloc-512 5974KB 5984KB [ 2071.195226][ T5074] kmalloc-256 4523KB 4536KB [ 2071.201281][ T5074] kmalloc-192 2126KB 2126KB [ 2071.207646][ T5074] kmalloc-96 1878KB 1884KB [ 2071.214994][ T5074] kmalloc-64 2387KB 2408KB [ 2071.221065][ T5074] kmalloc-32 5587056KB 5587056KB [ 2071.227106][ T5074] kmalloc-128 1175KB 1192KB [ 2071.234887][ T5074] kmem_cache 50KB 59KB [ 2071.241021][ T5074] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.0,pid=13564,uid=0 [ 2071.255850][ T5074] Out of memory: Killed process 13564 (syz-executor.0) total-vm:93552kB, anon-rss:3828kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2071.273294][ T1954] oom_reaper: reaped process 13564 (syz-executor.0), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2071.304590][ T8311] in:imklog invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2071.318458][ T8311] CPU: 0 PID: 8311 Comm: in:imklog Not tainted 5.9.0-rc6-syzkaller #0 [ 2071.326588][ T8311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2071.336791][ T8311] Call Trace: [ 2071.340093][ T8311] dump_stack+0x10f/0x19d [ 2071.344439][ T8311] dump_header+0x8e/0x400 [ 2071.348754][ T8311] oom_kill_process+0x18d/0x3f0 [ 2071.353629][ T8311] out_of_memory+0x5fd/0x8c0 [ 2071.358206][ T8311] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2071.363666][ T8311] __alloc_pages_nodemask+0x266/0x380 [ 2071.369024][ T8311] alloc_pages_current+0x21d/0x310 [ 2071.374112][ T8311] __page_cache_alloc+0x4f/0x120 [ 2071.379115][ T8311] pagecache_get_page+0x4ba/0x970 [ 2071.384244][ T8311] ? __do_page_cache_readahead+0x96/0xb0 [ 2071.389855][ T8311] filemap_fault+0xb7a/0x1270 [ 2071.394526][ T8311] ext4_filemap_fault+0x4b/0x60 [ 2071.399411][ T8311] do_read_fault+0x41f/0x760 [ 2071.404040][ T8311] handle_mm_fault+0x14e9/0x1af0 [ 2071.409009][ T8311] do_user_addr_fault+0x380/0x770 [ 2071.414016][ T8311] exc_page_fault+0xb8/0x330 [ 2071.418609][ T8311] ? asm_exc_page_fault+0x8/0x30 [ 2071.423521][ T8311] asm_exc_page_fault+0x1e/0x30 [ 2071.428343][ T8311] RIP: 0033:0x7f120bd8ff10 [ 2071.432741][ T8311] Code: Bad RIP value. [ 2071.436791][ T8311] RSP: 002b:00007f120a684458 EFLAGS: 00010206 [ 2071.442835][ T8311] RAX: 0000000000000000 RBX: 00007f120a6844b8 RCX: 0000000000000006 [ 2071.450860][ T8311] RDX: 000000000000003e RSI: 00007f120a684da3 RDI: 0000000000000260 [ 2071.458805][ T8311] RBP: 00007f120a6844b8 R08: 00007f120be61940 R09: 0000000000000000 [ 2071.466746][ T8311] R10: 2ce33e6c02ce33e7 R11: 0000000000000000 R12: 00007f120a684da0 [ 2071.474699][ T8311] R13: 00007f120a684da3 R14: 0000000000001f9f R15: 00007f120a684e1f [ 2071.485939][ T8311] Mem-Info: [ 2071.489072][ T8311] active_anon:1708 inactive_anon:279336 isolated_anon:0 [ 2071.489072][ T8311] active_file:9 inactive_file:10 isolated_file:0 [ 2071.489072][ T8311] unevictable:4 dirty:0 writeback:0 [ 2071.489072][ T8311] slab_reclaimable:8035 slab_unreclaimable:1480471 [ 2071.489072][ T8311] mapped:54724 shmem:7470 pagetables:5513 bounce:0 [ 2071.489072][ T8311] free:15230 free_pcp:62 free_cma:0 [ 2071.525542][ T8311] Node 0 active_anon:6832kB inactive_anon:1117344kB active_file:32kB inactive_file:32kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 854016kB writeback_tmp:0kB kernel_stack:8864kB all_unreclaimable? yes [ 2071.556202][ T8311] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:8kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2071.583087][ T8311] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2071.611057][ T8311] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2071.617387][ T8311] Node 0 DMA32 free:19944kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:743108kB active_file:28kB inactive_file:32kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:17296kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2071.647384][ T8311] lowmem_reserve[]: 0 0 707 707 707 [ 2071.652589][ T8311] Node 0 Normal free:3784kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:374236kB active_file:4kB inactive_file:0kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:4752kB bounce:0kB free_pcp:244kB local_pcp:0kB free_cma:0kB [ 2071.683528][ T8311] lowmem_reserve[]: 0 0 0 0 0 [ 2071.688339][ T8311] Node 1 Normal free:22888kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:8kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2071.717411][ T8311] lowmem_reserve[]: 0 0 0 0 0 [ 2071.722461][ T8311] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2071.736899][ T8311] Node 0 DMA32: 1196*4kB (UME) 749*8kB (UME) 350*16kB (UME) 112*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 19960kB [ 2071.753286][ T8311] Node 0 Normal: 535*4kB (ME) 136*8kB (UME) 42*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3932kB [ 2071.769010][ T8311] Node 1 Normal: 2*4kB (UE) 2*8kB (UE) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22936kB [ 2071.785008][ T8311] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2071.794551][ T8311] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2071.803833][ T8311] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2071.813362][ T8311] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2071.822763][ T8311] 7489 total pagecache pages [ 2071.827322][ T8311] 0 pages in swap cache [ 2071.831804][ T8311] Swap cache stats: add 0, delete 0, find 0/0 [ 2071.837842][ T8311] Free swap = 0kB [ 2071.841575][ T8311] Total swap = 0kB [ 2071.845268][ T8311] 1965979 pages RAM [ 2071.849043][ T8311] 0 pages HighMem/MovableOnly [ 2071.853743][ T8311] 83664 pages reserved [ 2071.857778][ T8311] 0 pages cma reserved [ 2071.861846][ T8311] Unreclaimable slab info: [ 2071.866258][ T8311] Name Used Total [ 2071.872494][ T8311] SCTPv6 10KB 15KB [ 2071.878536][ T8311] DCCPv6 12KB 14KB [ 2071.884654][ T8311] DCCP 11KB 13KB [ 2071.890771][ T8311] PINGv6 1KB 3KB [ 2071.896939][ T8311] RAWv6 51KB 53KB [ 2071.903080][ T8311] UDPv6 38KB 47KB [ 2071.909115][ T8311] TCPv6 20KB 34KB [ 2071.915197][ T8311] nf_conntrack 6KB 24KB [ 2071.921724][ T8311] scsi_sense_cache 1056KB 1060KB [ 2071.927786][ T8311] i915_vma 48KB 52KB [ 2071.934991][ T8311] mqueue_inode_cache 6KB 7KB [ 2071.941518][ T8311] cifs_small_rq 13KB 15KB [ 2071.947779][ T8311] cifs_request 65KB 65KB [ 2071.955043][ T8311] nfs_read_data 28KB 28KB [ 2071.961167][ T8311] pid_namespace 1KB 3KB [ 2071.967256][ T8311] tcp_bind_bucket 191KB 204KB [ 2071.974632][ T8311] xfrm_state 5KB 7KB [ 2071.980691][ T8311] PING 60KB 84KB [ 2071.986731][ T8311] RAW 42KB 48KB [ 2071.994246][ T8311] UDP 34KB 55KB [ 2072.000300][ T8311] TCP 8KB 19KB [ 2072.006354][ T8311] hugetlbfs_inode_cache 1KB 7KB [ 2072.012858][ T8311] eventpoll_pwq 4KB 11KB [ 2072.018894][ T8311] bio_crypt_ctx 6KB 7KB [ 2072.025057][ T8311] request_queue 86KB 102KB [ 2072.031132][ T8311] blkdev_ioc 3KB 3KB [ 2072.037172][ T8311] biovec-max 644KB 644KB [ 2072.043231][ T8311] biovec-128 20KB 24KB [ 2072.049265][ T8311] biovec-64 24KB 28KB [ 2072.055560][ T8311] khugepaged_mm_slot 17KB 27KB [ 2072.061810][ T8311] dmaengine-unmap-256 2KB 6KB [ 2072.068029][ T8311] dmaengine-unmap-128 1KB 7KB [ 2072.074268][ T8311] dmaengine-unmap-2 0KB 3KB [ 2072.080411][ T8311] QIPCRTR 0KB 7KB [ 2072.086445][ T8311] skbuff_ext_cache 21KB 55KB [ 2072.092497][ T8311] skbuff_fclone_cache 1KB 8KB [ 2072.098709][ T8311] skbuff_head_cache 66KB 172KB [ 2072.104775][ T8311] file_lock_cache 0KB 3KB [ 2072.110833][ T8311] fsnotify_mark_connector 0KB 7KB [ 2072.117429][ T8311] net_namespace 29KB 29KB [ 2072.123483][ T8311] task_delay_info 48KB 63KB [ 2072.129629][ T8311] taskstats 4KB 18KB [ 2072.135721][ T8311] proc_dir_entry 708KB 712KB [ 2072.142113][ T8311] pde_opener 0KB 3KB [ 2072.148147][ T8311] seq_file 0KB 7KB [ 2072.154195][ T8311] shmem_inode_cache 4481KB 4517KB [ 2072.160483][ T8311] kernfs_node_cache 29633KB 29684KB [ 2072.166523][ T8311] mnt_cache 113KB 120KB [ 2072.172575][ T8311] filp 163KB 300KB [ 2072.178610][ T8311] names_cache 152KB 152KB [ 2072.184694][ T8311] iint_cache 12KB 43KB [ 2072.190936][ T8311] uts_namespace 2KB 3KB [ 2072.196973][ T8311] vm_area_struct 1361KB 1500KB [ 2072.203028][ T8311] mm_struct 195KB 230KB [ 2072.209059][ T8311] fs_cache 11KB 19KB [ 2072.215112][ T8311] files_cache 128KB 166KB [ 2072.221182][ T8311] signal_cache 623KB 676KB [ 2072.227357][ T8311] sighand_cache 1140KB 1218KB [ 2072.233425][ T8311] task_struct 2693KB 2743KB [ 2072.239460][ T8311] cred_jar 124KB 263KB [ 2072.245537][ T8311] anon_vma_chain 288KB 328KB [ 2072.251597][ T8311] anon_vma 159KB 187KB [ 2072.257632][ T8311] pid 57KB 84KB [ 2072.263683][ T8311] Acpi-Operand 110KB 118KB [ 2072.269719][ T8311] Acpi-Parse 100KB 124KB [ 2072.276058][ T8311] Acpi-State 37KB 51KB [ 2072.282126][ T8311] numa_policy 15KB 22KB [ 2072.288162][ T8311] trace_event_file 287KB 296KB [ 2072.294206][ T8311] ftrace_event_field 441KB 451KB [ 2072.300349][ T8311] pool_workqueue 269KB 332KB [ 2072.306404][ T8311] vmap_area 285KB 640KB [ 2072.312467][ T8311] kmalloc-4M 4096KB 4096KB [ 2072.318524][ T8311] kmalloc-512k 2048KB 2048KB [ 2072.324593][ T8311] kmalloc-256k 256KB 256KB [ 2072.330790][ T8311] kmalloc-128k 2816KB 2816KB [ 2072.336835][ T8311] kmalloc-64k 3968KB 4032KB [ 2072.342904][ T8311] kmalloc-32k 1568KB 1568KB [ 2072.348966][ T8311] kmalloc-16k 1184KB 1184KB [ 2072.355014][ T8311] kmalloc-8k 5224KB 5240KB [ 2072.361223][ T8311] kmalloc-4k 33092KB 33140KB [ 2072.367286][ T8311] kmalloc-2k 17772KB 17816KB [ 2072.373337][ T8311] kmalloc-1k 9357KB 9488KB [ 2072.379372][ T8311] kmalloc-512 5974KB 5984KB [ 2072.385771][ T8311] kmalloc-256 4523KB 4536KB [ 2072.391839][ T8311] kmalloc-192 2126KB 2126KB [ 2072.397875][ T8311] kmalloc-96 1878KB 1884KB [ 2072.403997][ T8311] kmalloc-64 2387KB 2408KB [ 2072.410144][ T8311] kmalloc-32 5592124KB 5592124KB [ 2072.416179][ T8311] kmalloc-128 1175KB 1192KB [ 2072.422224][ T8311] kmem_cache 50KB 59KB [ 2072.428368][ T8311] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.0,pid=12028,uid=0 [ 2072.444394][ T8311] Out of memory: Killed process 12028 (syz-executor.0) total-vm:93552kB, anon-rss:3824kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:144kB oom_score_adj:1000 [ 2072.463757][ T1954] oom_reaper: reaped process 12028 (syz-executor.0), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2072.476807][ T8311] in:imklog invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2072.510123][ T8311] CPU: 0 PID: 8311 Comm: in:imklog Not tainted 5.9.0-rc6-syzkaller #0 [ 2072.518264][ T8311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2072.528292][ T8311] Call Trace: [ 2072.531570][ T8311] dump_stack+0x10f/0x19d [ 2072.535884][ T8311] dump_header+0x8e/0x400 [ 2072.540210][ T8311] oom_kill_process+0x18d/0x3f0 [ 2072.545060][ T8311] out_of_memory+0x5fd/0x8c0 [ 2072.549676][ T8311] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2072.555133][ T8311] __alloc_pages_nodemask+0x266/0x380 [ 2072.560485][ T8311] alloc_pages_current+0x21d/0x310 [ 2072.565591][ T8311] __page_cache_alloc+0x4f/0x120 [ 2072.570508][ T8311] pagecache_get_page+0x4ba/0x970 [ 2072.575529][ T8311] ? __do_page_cache_readahead+0x96/0xb0 [ 2072.581150][ T8311] filemap_fault+0xb7a/0x1270 [ 2072.585857][ T8311] ext4_filemap_fault+0x4b/0x60 [ 2072.590691][ T8311] do_read_fault+0x41f/0x760 [ 2072.595260][ T8311] handle_mm_fault+0x14e9/0x1af0 [ 2072.600247][ T8311] do_user_addr_fault+0x380/0x770 [ 2072.605254][ T8311] exc_page_fault+0xb8/0x330 [ 2072.609815][ T8311] ? asm_exc_page_fault+0x8/0x30 [ 2072.614726][ T8311] asm_exc_page_fault+0x1e/0x30 [ 2072.619555][ T8311] RIP: 0033:0x7f120bd8ff10 [ 2072.623967][ T8311] Code: Bad RIP value. [ 2072.628011][ T8311] RSP: 002b:00007f120a684458 EFLAGS: 00010206 [ 2072.634147][ T8311] RAX: 0000000000000000 RBX: 00007f120a6844b8 RCX: 0000000000000006 [ 2072.642154][ T8311] RDX: 000000000000003e RSI: 00007f120a684da3 RDI: 0000000000000260 [ 2072.650154][ T8311] RBP: 00007f120a6844b8 R08: 00007f120be61940 R09: 0000000000000000 [ 2072.658149][ T8311] R10: 2ce33e6c02ce33e7 R11: 0000000000000000 R12: 00007f120a684da0 [ 2072.666091][ T8311] R13: 00007f120a684da3 R14: 0000000000001f9f R15: 00007f120a684e1f [ 2072.674763][ T8311] Mem-Info: [ 2072.677870][ T8311] active_anon:1708 inactive_anon:278798 isolated_anon:0 [ 2072.677870][ T8311] active_file:34 inactive_file:10 isolated_file:0 [ 2072.677870][ T8311] unevictable:4 dirty:0 writeback:0 [ 2072.677870][ T8311] slab_reclaimable:8032 slab_unreclaimable:1480903 [ 2072.677870][ T8311] mapped:54724 shmem:7470 pagetables:5461 bounce:0 [ 2072.677870][ T8311] free:15360 free_pcp:66 free_cma:0 [ 2072.714437][ T8311] Node 0 active_anon:6832kB inactive_anon:1115192kB active_file:104kB inactive_file:32kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 854016kB writeback_tmp:0kB kernel_stack:8864kB all_unreclaimable? yes [ 2072.745406][ T8311] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:8kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2072.773348][ T8311] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2072.803484][ T8311] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2072.809195][ T8311] Node 0 DMA32 free:19928kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:741060kB active_file:132kB inactive_file:28kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:17296kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2072.839196][ T8311] lowmem_reserve[]: 0 0 707 707 707 [ 2072.849074][ T8311] Node 0 Normal free:4172kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:374100kB active_file:0kB inactive_file:4kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:4544kB bounce:0kB free_pcp:256kB local_pcp:252kB free_cma:0kB [ 2072.878804][ T8311] lowmem_reserve[]: 0 0 0 0 0 [ 2072.883491][ T8311] Node 1 Normal free:22936kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:8kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:4kB local_pcp:0kB free_cma:0kB [ 2072.913836][ T8311] lowmem_reserve[]: 0 0 0 0 0 [ 2072.918646][ T8311] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2072.940083][ T8311] Node 0 DMA32: 1196*4kB (UME) 750*8kB (UME) 325*16kB (UME) 105*32kB (UM) 1*64kB (U) 2*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 20176kB [ 2072.956046][ T8311] Node 0 Normal: 567*4kB (ME) 154*8kB (UME) 42*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 4204kB [ 2072.972784][ T8311] Node 1 Normal: 2*4kB (UE) 2*8kB (UE) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22936kB [ 2072.988764][ T8311] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2072.998305][ T8311] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2073.007593][ T8311] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2073.017142][ T8311] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2073.026840][ T8311] 7514 total pagecache pages [ 2073.031520][ T8311] 0 pages in swap cache [ 2073.035653][ T8311] Swap cache stats: add 0, delete 0, find 0/0 [ 2073.041828][ T8311] Free swap = 0kB [ 2073.045900][ T8311] Total swap = 0kB [ 2073.049595][ T8311] 1965979 pages RAM [ 2073.054886][ T8311] 0 pages HighMem/MovableOnly [ 2073.059534][ T8311] 83664 pages reserved [ 2073.063608][ T8311] 0 pages cma reserved [ 2073.067729][ T8311] Unreclaimable slab info: [ 2073.073587][ T8311] Name Used Total [ 2073.081844][ T8311] SCTPv6 10KB 15KB [ 2073.087889][ T8311] DCCPv6 12KB 14KB [ 2073.095393][ T8311] DCCP 11KB 13KB [ 2073.103097][ T8311] PINGv6 1KB 3KB [ 2073.109141][ T8311] RAWv6 51KB 53KB [ 2073.116567][ T8311] UDPv6 38KB 47KB [ 2073.124575][ T8311] TCPv6 20KB 34KB [ 2073.132518][ T8311] nf_conntrack 6KB 24KB [ 2073.138563][ T8311] scsi_sense_cache 1056KB 1060KB [ 2073.146580][ T8311] i915_vma 48KB 52KB [ 2073.154689][ T8311] mqueue_inode_cache 6KB 7KB [ 2073.162605][ T8311] cifs_small_rq 13KB 15KB [ 2073.168730][ T8311] cifs_request 65KB 65KB [ 2073.176249][ T8311] nfs_read_data 28KB 28KB [ 2073.184454][ T8311] pid_namespace 1KB 3KB [ 2073.192014][ T8311] tcp_bind_bucket 191KB 204KB [ 2073.198057][ T8311] xfrm_state 5KB 7KB [ 2073.206192][ T8311] PING 60KB 84KB [ 2073.213461][ T8311] RAW 42KB 48KB [ 2073.219585][ T8311] UDP 34KB 55KB [ 2073.227541][ T8311] TCP 8KB 19KB [ 2073.235015][ T8311] hugetlbfs_inode_cache 1KB 7KB [ 2073.243474][ T8311] eventpoll_pwq 4KB 11KB [ 2073.249510][ T8311] bio_crypt_ctx 6KB 7KB [ 2073.256823][ T8311] request_queue 86KB 102KB [ 2073.264938][ T8311] blkdev_ioc 3KB 3KB [ 2073.272392][ T8311] biovec-max 644KB 644KB [ 2073.278440][ T8311] biovec-128 20KB 24KB [ 2073.286574][ T8311] biovec-64 24KB 28KB [ 2073.294251][ T8311] khugepaged_mm_slot 17KB 27KB [ 2073.304250][ T8311] dmaengine-unmap-256 2KB 6KB [ 2073.311813][ T8311] dmaengine-unmap-128 1KB 7KB [ 2073.318044][ T8311] dmaengine-unmap-2 0KB 3KB [ 2073.327960][ T8311] QIPCRTR 0KB 7KB [ 2073.335848][ T8311] skbuff_ext_cache 21KB 55KB [ 2073.345401][ T8311] skbuff_fclone_cache 4KB 8KB [ 2073.356069][ T8311] skbuff_head_cache 66KB 172KB [ 2073.364185][ T8311] file_lock_cache 0KB 3KB [ 2073.372318][ T8311] fsnotify_mark_connector 0KB 7KB [ 2073.378879][ T8311] net_namespace 29KB 29KB [ 2073.387248][ T8311] task_delay_info 48KB 63KB [ 2073.397372][ T8311] taskstats 4KB 18KB [ 2073.405285][ T8311] proc_dir_entry 708KB 712KB [ 2073.413407][ T8311] pde_opener 0KB 3KB [ 2073.419459][ T8311] seq_file 0KB 7KB [ 2073.427695][ T8311] shmem_inode_cache 4481KB 4517KB [ 2073.434180][ T8311] kernfs_node_cache 29633KB 29684KB [ 2073.442469][ T8311] mnt_cache 113KB 120KB [ 2073.448517][ T8311] filp 163KB 300KB [ 2073.454678][ T8311] names_cache 152KB 152KB [ 2073.463611][ T8311] iint_cache 12KB 43KB [ 2073.469658][ T8311] uts_namespace 2KB 3KB [ 2073.477363][ T8311] vm_area_struct 1361KB 1500KB [ 2073.485546][ T8311] mm_struct 195KB 230KB [ 2073.492888][ T8311] fs_cache 11KB 19KB [ 2073.498932][ T8311] files_cache 128KB 166KB [ 2073.504990][ T8311] signal_cache 623KB 676KB [ 2073.512462][ T8311] sighand_cache 1140KB 1218KB [ 2073.518506][ T8311] task_struct 2693KB 2743KB [ 2073.524891][ T8311] cred_jar 124KB 263KB [ 2073.532292][ T8311] anon_vma_chain 288KB 328KB [ 2073.538335][ T8311] anon_vma 159KB 187KB [ 2073.544399][ T8311] pid 57KB 84KB [ 2073.551897][ T8311] Acpi-Operand 110KB 118KB [ 2073.558605][ T8311] Acpi-Parse 100KB 124KB [ 2073.564677][ T8311] Acpi-State 37KB 51KB [ 2073.572481][ T8311] numa_policy 15KB 22KB [ 2073.578520][ T8311] trace_event_file 287KB 296KB [ 2073.584593][ T8311] ftrace_event_field 441KB 451KB [ 2073.592433][ T8311] pool_workqueue 269KB 332KB [ 2073.598483][ T8311] vmap_area 285KB 640KB [ 2073.605265][ T8311] kmalloc-4M 4096KB 4096KB [ 2073.612791][ T8311] kmalloc-512k 2048KB 2048KB [ 2073.618842][ T8311] kmalloc-256k 256KB 256KB [ 2073.624905][ T8311] kmalloc-128k 2816KB 2816KB [ 2073.632570][ T8311] kmalloc-64k 3968KB 4032KB [ 2073.638622][ T8311] kmalloc-32k 1568KB 1568KB [ 2073.644677][ T8311] kmalloc-16k 1184KB 1184KB [ 2073.652106][ T8311] kmalloc-8k 5224KB 5240KB [ 2073.658172][ T8311] kmalloc-4k 33092KB 33140KB [ 2073.664793][ T8311] kmalloc-2k 17772KB 17816KB [ 2073.672324][ T8311] kmalloc-1k 9384KB 9488KB [ 2073.678367][ T8311] kmalloc-512 5974KB 5984KB [ 2073.685675][ T8311] kmalloc-256 4523KB 4536KB [ 2073.693025][ T8311] kmalloc-192 2126KB 2126KB [ 2073.699067][ T8311] kmalloc-96 1878KB 1884KB [ 2073.705130][ T8311] kmalloc-64 2387KB 2408KB [ 2073.712607][ T8311] kmalloc-32 5593864KB 5593864KB [ 2073.718647][ T8311] kmalloc-128 1175KB 1192KB [ 2073.724783][ T8311] kmem_cache 50KB 59KB [ 2073.732004][ T8311] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.3,pid=12035,uid=0 [ 2073.746294][ T8311] Out of memory: Killed process 12035 (syz-executor.3) total-vm:93420kB, anon-rss:3828kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:136kB oom_score_adj:1000 [ 2073.778286][ T1954] oom_reaper: reaped process 12035 (syz-executor.3), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2073.823806][ T5074] systemd-journal invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2073.859974][ T5074] CPU: 1 PID: 5074 Comm: systemd-journal Not tainted 5.9.0-rc6-syzkaller #0 [ 2073.868651][ T5074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2073.878696][ T5074] Call Trace: [ 2073.881972][ T5074] dump_stack+0x10f/0x19d [ 2073.886286][ T5074] dump_header+0x8e/0x400 [ 2073.890733][ T5074] oom_kill_process+0x18d/0x3f0 [ 2073.895578][ T5074] out_of_memory+0x5fd/0x8c0 [ 2073.900142][ T5074] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2073.905523][ T5074] __alloc_pages_nodemask+0x266/0x380 [ 2073.910863][ T5074] alloc_pages_current+0x21d/0x310 [ 2073.915941][ T5074] __page_cache_alloc+0x4f/0x120 [ 2073.920846][ T5074] pagecache_get_page+0x4ba/0x970 [ 2073.925887][ T5074] ? __do_page_cache_readahead+0x96/0xb0 [ 2073.931483][ T5074] filemap_fault+0xb7a/0x1270 [ 2073.936130][ T5074] ext4_filemap_fault+0x4b/0x60 [ 2073.940946][ T5074] do_read_fault+0x41f/0x760 [ 2073.945504][ T5074] handle_mm_fault+0x14e9/0x1af0 [ 2073.950414][ T5074] do_user_addr_fault+0x380/0x770 [ 2073.955407][ T5074] exc_page_fault+0xb8/0x330 [ 2073.959963][ T5074] ? asm_exc_page_fault+0x8/0x30 [ 2073.964925][ T5074] asm_exc_page_fault+0x1e/0x30 [ 2073.969817][ T5074] RIP: 0033:0x7f0b0e9ff6e6 [ 2073.974210][ T5074] Code: Bad RIP value. [ 2073.978300][ T5074] RSP: 002b:00007ffdff1b4090 EFLAGS: 00010202 [ 2073.984336][ T5074] RAX: 0000000000000001 RBX: 000055a06db19310 RCX: 00000000000b4cca [ 2073.992348][ T5074] RDX: 0000000000000000 RSI: 000000007af6e1c0 RDI: 431bde82d7b634db [ 2074.000289][ T5074] RBP: 00007ffdff1b4290 R08: 00000452ad5371dd R09: 00007ffdff1d8080 [ 2074.008242][ T5074] R10: 0000000000000010 R11: 00007ffdff1d80b8 R12: 00007ffdff1b40a0 [ 2074.016276][ T5074] R13: 0000000000000001 R14: 0000000000000001 R15: 0005b045c71ea298 [ 2074.025477][ T5074] Mem-Info: [ 2074.028583][ T5074] active_anon:1708 inactive_anon:278252 isolated_anon:0 [ 2074.028583][ T5074] active_file:28 inactive_file:0 isolated_file:0 [ 2074.028583][ T5074] unevictable:4 dirty:0 writeback:0 [ 2074.028583][ T5074] slab_reclaimable:8032 slab_unreclaimable:1481527 [ 2074.028583][ T5074] mapped:54724 shmem:7470 pagetables:5457 bounce:0 [ 2074.028583][ T5074] free:15280 free_pcp:292 free_cma:0 [ 2074.065473][ T5074] Node 0 active_anon:6832kB inactive_anon:1113008kB active_file:108kB inactive_file:0kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 851968kB writeback_tmp:0kB kernel_stack:8848kB all_unreclaimable? yes [ 2074.095098][ T5074] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2074.122067][ T5074] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2074.150559][ T5074] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2074.156266][ T5074] Node 0 DMA32 free:20232kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:738916kB active_file:112kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:17296kB bounce:0kB free_pcp:652kB local_pcp:404kB free_cma:0kB [ 2074.186602][ T5074] lowmem_reserve[]: 0 0 707 707 707 [ 2074.191808][ T5074] Node 0 Normal free:3648kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:374092kB active_file:0kB inactive_file:24kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:4528kB bounce:0kB free_pcp:516kB local_pcp:252kB free_cma:0kB [ 2074.221581][ T5074] lowmem_reserve[]: 0 0 0 0 0 [ 2074.226226][ T5074] Node 1 Normal free:22936kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:8kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2074.255318][ T5074] lowmem_reserve[]: 0 0 0 0 0 [ 2074.260673][ T5074] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2074.275298][ T5074] Node 0 DMA32: 1206*4kB (ME) 758*8kB (UME) 322*16kB (ME) 105*32kB (UM) 0*64kB 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 20040kB [ 2074.290352][ T5074] Node 0 Normal: 546*4kB (UME) 118*8kB (UME) 19*16kB (UM) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3432kB [ 2074.303917][ T5074] Node 1 Normal: 3*4kB (UME) 2*8kB (UE) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22940kB [ 2074.320107][ T5074] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2074.329611][ T5074] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2074.338880][ T5074] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2074.348426][ T5074] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2074.357684][ T5074] 7500 total pagecache pages [ 2074.362635][ T5074] 0 pages in swap cache [ 2074.366768][ T5074] Swap cache stats: add 0, delete 0, find 0/0 [ 2074.373323][ T5074] Free swap = 0kB [ 2074.377198][ T5074] Total swap = 0kB [ 2074.380921][ T5074] 1965979 pages RAM [ 2074.384695][ T5074] 0 pages HighMem/MovableOnly [ 2074.389336][ T5074] 83664 pages reserved [ 2074.393392][ T5074] 0 pages cma reserved [ 2074.397430][ T5074] Unreclaimable slab info: [ 2074.401855][ T5074] Name Used Total [ 2074.408075][ T5074] SCTPv6 10KB 15KB [ 2074.414118][ T5074] DCCPv6 12KB 14KB [ 2074.420171][ T5074] DCCP 11KB 13KB [ 2074.426245][ T5074] PINGv6 1KB 3KB [ 2074.432323][ T5074] RAWv6 51KB 53KB [ 2074.438373][ T5074] UDPv6 38KB 47KB [ 2074.444477][ T5074] TCPv6 20KB 34KB [ 2074.450530][ T5074] nf_conntrack 6KB 24KB [ 2074.456573][ T5074] scsi_sense_cache 1056KB 1060KB [ 2074.462623][ T5074] i915_vma 48KB 52KB [ 2074.468668][ T5074] mqueue_inode_cache 6KB 7KB [ 2074.475049][ T5074] cifs_small_rq 13KB 15KB [ 2074.482015][ T5074] cifs_request 65KB 65KB [ 2074.488070][ T5074] nfs_read_data 28KB 28KB [ 2074.494130][ T5074] pid_namespace 1KB 3KB [ 2074.500202][ T5074] tcp_bind_bucket 191KB 204KB [ 2074.506235][ T5074] xfrm_state 5KB 7KB [ 2074.512285][ T5074] PING 60KB 84KB [ 2074.518325][ T5074] RAW 42KB 48KB [ 2074.524481][ T5074] UDP 34KB 55KB [ 2074.530572][ T5074] TCP 8KB 19KB [ 2074.536799][ T5074] hugetlbfs_inode_cache 1KB 7KB [ 2074.543295][ T5074] eventpoll_pwq 4KB 11KB [ 2074.549342][ T5074] bio_crypt_ctx 6KB 7KB [ 2074.555404][ T5074] request_queue 86KB 102KB [ 2074.561495][ T5074] blkdev_ioc 3KB 3KB [ 2074.567561][ T5074] biovec-max 644KB 644KB [ 2074.573718][ T5074] biovec-128 20KB 24KB [ 2074.579759][ T5074] biovec-64 24KB 28KB [ 2074.586205][ T5074] khugepaged_mm_slot 17KB 27KB [ 2074.592679][ T5074] dmaengine-unmap-256 2KB 6KB [ 2074.598889][ T5074] dmaengine-unmap-128 1KB 7KB [ 2074.605137][ T5074] dmaengine-unmap-2 0KB 3KB [ 2074.611197][ T5074] QIPCRTR 0KB 7KB [ 2074.617237][ T5074] skbuff_ext_cache 21KB 55KB [ 2074.623283][ T5074] skbuff_fclone_cache 4KB 8KB [ 2074.629499][ T5074] skbuff_head_cache 66KB 172KB [ 2074.635614][ T5074] file_lock_cache 0KB 3KB [ 2074.641687][ T5074] fsnotify_mark_connector 0KB 7KB [ 2074.648358][ T5074] net_namespace 29KB 29KB [ 2074.654512][ T5074] task_delay_info 48KB 63KB [ 2074.660712][ T5074] taskstats 4KB 18KB [ 2074.666758][ T5074] proc_dir_entry 708KB 712KB [ 2074.672813][ T5074] pde_opener 0KB 3KB [ 2074.679077][ T5074] seq_file 0KB 7KB [ 2074.685266][ T5074] shmem_inode_cache 4481KB 4517KB [ 2074.691775][ T5074] kernfs_node_cache 29633KB 29684KB [ 2074.697818][ T5074] mnt_cache 113KB 120KB [ 2074.704340][ T5074] filp 163KB 300KB [ 2074.710414][ T5074] names_cache 152KB 152KB [ 2074.716451][ T5074] iint_cache 12KB 43KB [ 2074.722540][ T5074] uts_namespace 2KB 3KB [ 2074.728583][ T5074] vm_area_struct 1361KB 1500KB [ 2074.734634][ T5074] mm_struct 195KB 230KB [ 2074.740681][ T5074] fs_cache 11KB 19KB [ 2074.746711][ T5074] files_cache 128KB 166KB [ 2074.752765][ T5074] signal_cache 623KB 676KB [ 2074.758810][ T5074] sighand_cache 1140KB 1218KB [ 2074.764867][ T5074] task_struct 2693KB 2743KB [ 2074.771038][ T5074] cred_jar 124KB 263KB [ 2074.777132][ T5074] anon_vma_chain 288KB 328KB [ 2074.783187][ T5074] anon_vma 159KB 187KB [ 2074.789490][ T5074] pid 57KB 84KB [ 2074.795550][ T5074] Acpi-Operand 110KB 118KB [ 2074.802063][ T5074] Acpi-Parse 100KB 124KB [ 2074.808101][ T5074] Acpi-State 37KB 51KB [ 2074.814893][ T5074] numa_policy 15KB 22KB [ 2074.820958][ T5074] trace_event_file 287KB 296KB [ 2074.827039][ T5074] ftrace_event_field 441KB 451KB [ 2074.833172][ T5074] pool_workqueue 269KB 332KB [ 2074.839207][ T5074] vmap_area 285KB 640KB [ 2074.845433][ T5074] kmalloc-4M 4096KB 4096KB [ 2074.851490][ T5074] kmalloc-512k 2048KB 2048KB [ 2074.857626][ T5074] kmalloc-256k 256KB 256KB [ 2074.863774][ T5074] kmalloc-128k 2816KB 2816KB [ 2074.869829][ T5074] kmalloc-64k 3968KB 4032KB [ 2074.875865][ T5074] kmalloc-32k 1568KB 1568KB [ 2074.882007][ T5074] kmalloc-16k 1184KB 1184KB [ 2074.888048][ T5074] kmalloc-8k 5224KB 5240KB [ 2074.894448][ T5074] kmalloc-4k 33092KB 33140KB [ 2074.900688][ T5074] kmalloc-2k 17772KB 17816KB [ 2074.906733][ T5074] kmalloc-1k 9384KB 9488KB [ 2074.913140][ T5074] kmalloc-512 5974KB 5984KB [ 2074.919171][ T5074] kmalloc-256 4523KB 4536KB [ 2074.925637][ T5074] kmalloc-192 2126KB 2126KB [ 2074.931701][ T5074] kmalloc-96 1878KB 1884KB [ 2074.937747][ T5074] kmalloc-64 2387KB 2408KB [ 2074.943809][ T5074] kmalloc-32 5596356KB 5596356KB [ 2074.949860][ T5074] kmalloc-128 1175KB 1192KB [ 2074.955895][ T5074] kmem_cache 50KB 59KB [ 2074.961964][ T5074] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.3,pid=11981,uid=0 [ 2074.976315][ T5074] Out of memory: Killed process 11981 (syz-executor.3) total-vm:93420kB, anon-rss:3828kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:136kB oom_score_adj:1000 [ 2074.994010][ T1954] oom_reaper: reaped process 11981 (syz-executor.3), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2075.040264][ T5074] systemd-journal invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2075.062981][ T5074] CPU: 1 PID: 5074 Comm: systemd-journal Not tainted 5.9.0-rc6-syzkaller #0 [ 2075.071644][ T5074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2075.081680][ T5074] Call Trace: [ 2075.084960][ T5074] dump_stack+0x10f/0x19d [ 2075.089302][ T5074] dump_header+0x8e/0x400 [ 2075.093611][ T5074] oom_kill_process+0x18d/0x3f0 [ 2075.098655][ T5074] out_of_memory+0x5fd/0x8c0 [ 2075.103232][ T5074] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2075.108591][ T5074] __alloc_pages_nodemask+0x266/0x380 [ 2075.113945][ T5074] alloc_pages_current+0x21d/0x310 [ 2075.119033][ T5074] __page_cache_alloc+0x4f/0x120 [ 2075.123941][ T5074] pagecache_get_page+0x4ba/0x970 [ 2075.129008][ T5074] ? __do_page_cache_readahead+0x96/0xb0 [ 2075.134728][ T5074] filemap_fault+0xb7a/0x1270 [ 2075.139464][ T5074] ext4_filemap_fault+0x4b/0x60 [ 2075.144281][ T5074] do_read_fault+0x41f/0x760 [ 2075.148834][ T5074] handle_mm_fault+0x14e9/0x1af0 [ 2075.153794][ T5074] do_user_addr_fault+0x380/0x770 [ 2075.158801][ T5074] exc_page_fault+0xb8/0x330 [ 2075.163358][ T5074] ? asm_exc_page_fault+0x8/0x30 [ 2075.168261][ T5074] asm_exc_page_fault+0x1e/0x30 [ 2075.173121][ T5074] RIP: 0033:0x7f0b0e9ff6e6 [ 2075.177513][ T5074] Code: Bad RIP value. [ 2075.181630][ T5074] RSP: 002b:00007ffdff1b4090 EFLAGS: 00010202 [ 2075.187663][ T5074] RAX: 0000000000000001 RBX: 000055a06db19310 RCX: 00000000000b4cca [ 2075.195632][ T5074] RDX: 0000000000000000 RSI: 000000007af6e1c0 RDI: 431bde82d7b634db [ 2075.203580][ T5074] RBP: 00007ffdff1b4290 R08: 00000452ad5371dd R09: 00007ffdff1d8080 [ 2075.211520][ T5074] R10: 0000000000000010 R11: 00007ffdff1d80b8 R12: 00007ffdff1b40a0 [ 2075.219504][ T5074] R13: 0000000000000001 R14: 0000000000000001 R15: 0005b045c71ea298 [ 2075.229119][ T5074] Mem-Info: [ 2075.232334][ T5074] active_anon:1708 inactive_anon:277706 isolated_anon:0 [ 2075.232334][ T5074] active_file:16 inactive_file:12 isolated_file:0 [ 2075.232334][ T5074] unevictable:4 dirty:4 writeback:0 [ 2075.232334][ T5074] slab_reclaimable:8007 slab_unreclaimable:1482192 [ 2075.232334][ T5074] mapped:54724 shmem:7470 pagetables:5402 bounce:0 [ 2075.232334][ T5074] free:15348 free_pcp:110 free_cma:0 [ 2075.268858][ T5074] Node 0 active_anon:6832kB inactive_anon:1110824kB active_file:60kB inactive_file:44kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:8kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 849920kB writeback_tmp:0kB kernel_stack:8816kB all_unreclaimable? yes [ 2075.298511][ T5074] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:8kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2075.325351][ T5074] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2075.353387][ T5074] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2075.359271][ T5074] Node 0 DMA32 free:19788kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:736704kB active_file:44kB inactive_file:44kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:17072kB bounce:0kB free_pcp:272kB local_pcp:24kB free_cma:0kB [ 2075.389434][ T5074] lowmem_reserve[]: 0 0 707 707 707 [ 2075.394660][ T5074] Node 0 Normal free:3664kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:374088kB active_file:12kB inactive_file:8kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:4528kB bounce:0kB free_pcp:412kB local_pcp:168kB free_cma:0kB [ 2075.424527][ T5074] lowmem_reserve[]: 0 0 0 0 0 [ 2075.429192][ T5074] Node 1 Normal free:22940kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2075.458065][ T5074] lowmem_reserve[]: 0 0 0 0 0 [ 2075.463755][ T5074] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2075.478114][ T5074] Node 0 DMA32: 1227*4kB (ME) 762*8kB (ME) 323*16kB (UME) 105*32kB (UM) 0*64kB 0*128kB 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 19788kB [ 2075.492692][ T5074] Node 0 Normal: 546*4kB (UME) 117*8kB (UME) 32*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3664kB [ 2075.506714][ T5074] Node 1 Normal: 3*4kB (UME) 2*8kB (UE) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22940kB [ 2075.522824][ T5074] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2075.532477][ T5074] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2075.541751][ T5074] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2075.551315][ T5074] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2075.560577][ T5074] 7501 total pagecache pages [ 2075.565134][ T5074] 0 pages in swap cache [ 2075.569255][ T5074] Swap cache stats: add 0, delete 0, find 0/0 [ 2075.576076][ T5074] Free swap = 0kB [ 2075.579878][ T5074] Total swap = 0kB [ 2075.583583][ T5074] 1965979 pages RAM [ 2075.587352][ T5074] 0 pages HighMem/MovableOnly [ 2075.592016][ T5074] 83664 pages reserved [ 2075.596054][ T5074] 0 pages cma reserved [ 2075.600122][ T5074] Unreclaimable slab info: [ 2075.604508][ T5074] Name Used Total [ 2075.610848][ T5074] SCTPv6 10KB 15KB [ 2075.616883][ T5074] DCCPv6 12KB 14KB [ 2075.622967][ T5074] DCCP 11KB 13KB [ 2075.629006][ T5074] PINGv6 1KB 3KB [ 2075.635050][ T5074] RAWv6 51KB 53KB [ 2075.641117][ T5074] UDPv6 38KB 47KB [ 2075.647152][ T5074] TCPv6 20KB 34KB [ 2075.653313][ T5074] nf_conntrack 6KB 24KB [ 2075.659350][ T5074] scsi_sense_cache 1056KB 1060KB [ 2075.665475][ T5074] i915_vma 48KB 52KB [ 2075.671523][ T5074] mqueue_inode_cache 6KB 7KB [ 2075.677664][ T5074] cifs_small_rq 13KB 15KB [ 2075.684416][ T5074] cifs_request 65KB 65KB [ 2075.690467][ T5074] nfs_read_data 28KB 28KB [ 2075.696502][ T5074] pid_namespace 1KB 3KB [ 2075.702584][ T5074] tcp_bind_bucket 191KB 204KB [ 2075.708769][ T5074] xfrm_state 5KB 7KB [ 2075.715031][ T5074] PING 59KB 84KB [ 2075.721090][ T5074] RAW 42KB 48KB [ 2075.727127][ T5074] UDP 33KB 55KB [ 2075.733180][ T5074] TCP 8KB 19KB [ 2075.739219][ T5074] hugetlbfs_inode_cache 1KB 7KB [ 2075.745611][ T5074] eventpoll_pwq 4KB 11KB [ 2075.751963][ T5074] bio_crypt_ctx 6KB 7KB [ 2075.758004][ T5074] request_queue 86KB 102KB [ 2075.764130][ T5074] blkdev_ioc 3KB 3KB [ 2075.770200][ T5074] biovec-max 644KB 644KB [ 2075.776238][ T5074] biovec-128 20KB 24KB [ 2075.782300][ T5074] biovec-64 13KB 20KB [ 2075.788419][ T5074] khugepaged_mm_slot 17KB 27KB [ 2075.795284][ T5074] dmaengine-unmap-256 2KB 6KB [ 2075.801539][ T5074] dmaengine-unmap-128 1KB 7KB [ 2075.807768][ T5074] dmaengine-unmap-2 0KB 3KB [ 2075.813939][ T5074] QIPCRTR 0KB 7KB [ 2075.820141][ T5074] skbuff_ext_cache 21KB 55KB [ 2075.826209][ T5074] skbuff_fclone_cache 4KB 8KB [ 2075.832460][ T5074] skbuff_head_cache 66KB 172KB [ 2075.838496][ T5074] file_lock_cache 0KB 3KB [ 2075.844750][ T5074] fsnotify_mark_connector 0KB 7KB [ 2075.851428][ T5074] net_namespace 29KB 29KB [ 2075.857466][ T5074] task_delay_info 48KB 63KB [ 2075.863516][ T5074] taskstats 4KB 18KB [ 2075.869594][ T5074] proc_dir_entry 708KB 712KB [ 2075.875719][ T5074] pde_opener 0KB 3KB [ 2075.881791][ T5074] seq_file 0KB 3KB [ 2075.887843][ T5074] shmem_inode_cache 4481KB 4517KB [ 2075.893903][ T5074] kernfs_node_cache 29633KB 29684KB [ 2075.901057][ T5074] mnt_cache 113KB 120KB [ 2075.907097][ T5074] filp 162KB 300KB [ 2075.913271][ T5074] names_cache 152KB 152KB [ 2075.919315][ T5074] iint_cache 11KB 43KB [ 2075.925355][ T5074] uts_namespace 2KB 3KB [ 2075.931445][ T5074] vm_area_struct 1337KB 1500KB [ 2075.937485][ T5074] mm_struct 195KB 230KB [ 2075.943538][ T5074] fs_cache 11KB 19KB [ 2075.949579][ T5074] files_cache 125KB 166KB [ 2075.955627][ T5074] signal_cache 622KB 676KB [ 2075.962992][ T5074] sighand_cache 1140KB 1218KB [ 2075.969025][ T5074] task_struct 2689KB 2739KB [ 2075.975150][ T5074] cred_jar 123KB 263KB [ 2075.982452][ T5074] anon_vma_chain 284KB 328KB [ 2075.988484][ T5074] anon_vma 157KB 187KB [ 2075.994556][ T5074] pid 57KB 84KB [ 2076.002046][ T5074] Acpi-Operand 110KB 118KB [ 2076.008078][ T5074] Acpi-Parse 99KB 124KB [ 2076.015501][ T5074] Acpi-State 37KB 51KB [ 2076.021677][ T5074] numa_policy 15KB 22KB [ 2076.027798][ T5074] trace_event_file 287KB 296KB [ 2076.033880][ T5074] ftrace_event_field 441KB 451KB [ 2076.040144][ T5074] pool_workqueue 261KB 332KB [ 2076.046327][ T5074] vmap_area 285KB 640KB [ 2076.052403][ T5074] kmalloc-4M 4096KB 4096KB [ 2076.058522][ T5074] kmalloc-512k 2048KB 2048KB [ 2076.064609][ T5074] kmalloc-256k 256KB 256KB [ 2076.070670][ T5074] kmalloc-128k 2816KB 2816KB [ 2076.076709][ T5074] kmalloc-64k 3968KB 4032KB [ 2076.082885][ T5074] kmalloc-32k 1568KB 1568KB [ 2076.084080][T23496] warn_alloc: 249 callbacks suppressed [ 2076.084093][T23496] syz-executor.4: page allocation failure: order:0, mode:0x40cc0(GFP_KERNEL|__GFP_COMP), nodemask=(null),cpuset=/,mems_allowed=0-1 [ 2076.088954][ T5074] kmalloc-16k 1184KB 1184KB [ 2076.100439][T23496] CPU: 0 PID: 23496 Comm: syz-executor.4 Not tainted 5.9.0-rc6-syzkaller #0 [ 2076.107933][ T5074] kmalloc-8k 5224KB 5240KB [ 2076.113951][T23496] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2076.113954][T23496] Call Trace: [ 2076.113971][T23496] dump_stack+0x10f/0x19d [ 2076.113987][T23496] warn_alloc+0x105/0x160 [ 2076.123621][ T5074] kmalloc-4k 33092KB 33140KB [ 2076.128756][T23496] ? schedule_timeout+0x13f/0x2c0 [ 2076.138913][ T5074] kmalloc-2k 17752KB 17816KB [ 2076.142163][T23496] __alloc_pages_slowpath+0x9cd/0x9e0 [ 2076.142181][T23496] __alloc_pages_nodemask+0x266/0x380 [ 2076.146481][ T5074] kmalloc-1k 9384KB 9488KB [ 2076.150775][T23496] kmem_getpages+0x17/0xb0 [ 2076.150790][T23496] cache_grow_begin+0x60/0x1f0 [ 2076.156823][ T5074] kmalloc-512 5974KB 5984KB [ 2076.161911][T23496] fallback_alloc+0x124/0x1e0 [ 2076.161924][T23496] kmem_cache_alloc_trace+0x113/0x2d0 [ 2076.161935][T23496] ? io_issue_sqe+0x261e/0x7950 [ 2076.161953][T23496] io_issue_sqe+0x261e/0x7950 [ 2076.167994][ T5074] kmalloc-256 4522KB 4536KB [ 2076.173333][T23496] ? check_preemption_disabled+0x51/0x140 [ 2076.173343][T23496] ? check_preemption_disabled+0x51/0x140 [ 2076.173357][T23496] ? debug_smp_processor_id+0x18/0x20 [ 2076.178694][ T5074] kmalloc-192 2126KB 2126KB [ 2076.184778][T23496] ? irqentry_exit_cond_resched+0x22/0x40 [ 2076.184793][T23496] ? check_preemption_disabled+0x51/0x140 [ 2076.189170][ T5074] kmalloc-96 1878KB 1884KB [ 2076.193901][T23496] ? ___cache_free+0x9c/0x380 [ 2076.193937][T23496] ? __io_free_req_finish+0xe9/0x190 [ 2076.193956][T23496] ? __rcu_read_unlock+0x4b/0x260 [ 2076.200000][ T5074] kmalloc-64 2381KB 2408KB [ 2076.204635][T23496] ? __io_free_req_finish+0x121/0x190 [ 2076.210123][ T5074] kmalloc-32 5599301KB 5599301KB [ 2076.214935][T23496] __io_queue_sqe+0x1b7/0x670 [ 2076.219711][ T5074] kmalloc-128 1175KB 1192KB [ 2076.225613][T23496] io_queue_sqe+0x81/0x220 [ 2076.232130][ T5074] kmem_cache 50KB 59KB [ 2076.236975][T23496] io_submit_sqe+0x333/0x550 [ 2076.242359][ T5074] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.3,pid=9413,uid=0 [ 2076.248347][T23496] io_submit_sqes+0x8c6/0xfb0 [ 2076.254055][ T5074] Out of memory: Killed process 9413 (syz-executor.3) total-vm:93420kB, anon-rss:3828kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:136kB oom_score_adj:1000 [ 2076.259744][T23496] __se_sys_io_uring_enter+0x1e8/0x790 [ 2076.259760][T23496] __x64_sys_io_uring_enter+0x74/0x80 [ 2076.279374][ T5074] systemd-journal invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2076.280716][T23496] do_syscall_64+0x39/0x80 [ 2076.280733][T23496] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 2076.391805][T23496] RIP: 0033:0x45e179 [ 2076.395680][T23496] Code: Bad RIP value. [ 2076.399717][T23496] RSP: 002b:00007f4ce8167c78 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa [ 2076.408094][T23496] RAX: ffffffffffffffda RBX: 00000000000082c0 RCX: 000000000045e179 [ 2076.416051][T23496] RDX: 0000000000000000 RSI: 000000000000450c RDI: 0000000000000003 [ 2076.424065][T23496] RBP: 000000000118cf98 R08: 0000000000000000 R09: 0000000000000000 [ 2076.432013][T23496] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118cf4c [ 2076.439966][T23496] R13: 00007ffca4f3eaaf R14: 00007f4ce81689c0 R15: 000000000118cf4c [ 2076.447993][ T5074] CPU: 1 PID: 5074 Comm: systemd-journal Not tainted 5.9.0-rc6-syzkaller #0 [ 2076.456651][ T5074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2076.466678][ T5074] Call Trace: [ 2076.469976][ T5074] dump_stack+0x10f/0x19d [ 2076.474286][ T5074] dump_header+0x8e/0x400 [ 2076.475391][T23496] Mem-Info: [ 2076.478606][ T5074] oom_kill_process+0x18d/0x3f0 [ 2076.481823][T23496] active_anon:1708 inactive_anon:277160 isolated_anon:0 [ 2076.481823][T23496] active_file:15 inactive_file:12 isolated_file:0 [ 2076.481823][T23496] unevictable:4 dirty:0 writeback:0 [ 2076.481823][T23496] slab_reclaimable:7988 slab_unreclaimable:1482327 [ 2076.481823][T23496] mapped:54724 shmem:7470 pagetables:5364 bounce:0 [ 2076.481823][T23496] free:15724 free_pcp:183 free_cma:0 [ 2076.486621][ T5074] out_of_memory+0x5fd/0x8c0 [ 2076.523070][T23496] Node 0 active_anon:6832kB inactive_anon:1108640kB active_file:56kB inactive_file:44kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 847872kB writeback_tmp:0kB kernel_stack:8816kB all_unreclaimable? yes [ 2076.527581][ T5074] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2076.527648][ T5074] __alloc_pages_nodemask+0x266/0x380 [ 2076.527661][ T5074] alloc_pages_current+0x21d/0x310 [ 2076.527672][ T5074] __page_cache_alloc+0x4f/0x120 [ 2076.527681][ T5074] pagecache_get_page+0x4ba/0x970 [ 2076.527692][ T5074] ? __do_page_cache_readahead+0x96/0xb0 [ 2076.527704][ T5074] filemap_fault+0xb7a/0x1270 [ 2076.527718][ T5074] ext4_filemap_fault+0x4b/0x60 [ 2076.527734][ T5074] do_read_fault+0x41f/0x760 [ 2076.557156][T23496] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2076.562410][ T5074] handle_mm_fault+0x14e9/0x1af0 [ 2076.562431][ T5074] do_user_addr_fault+0x380/0x770 [ 2076.567779][T23496] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2076.572931][ T5074] exc_page_fault+0xb8/0x330 [ 2076.577787][T23496] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2076.582783][ T5074] ? asm_exc_page_fault+0x8/0x30 [ 2076.582847][ T5074] asm_exc_page_fault+0x1e/0x30 [ 2076.588436][T23496] Node 0 DMA32 free:21784kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:734552kB active_file:48kB inactive_file:32kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:16924kB bounce:0kB free_pcp:564kB local_pcp:0kB free_cma:0kB [ 2076.593079][ T5074] RIP: 0033:0x7f0b0e9ff6e6 [ 2076.593097][ T5074] Code: Bad RIP value. [ 2076.597913][T23496] lowmem_reserve[]: 0 0 707 707 707 [ 2076.602475][ T5074] RSP: 002b:00007ffdff1b4090 EFLAGS: 00010202 [ 2076.602483][ T5074] RAX: 0000000000000001 RBX: 000055a06db19310 RCX: 00000000000b4cca [ 2076.602489][ T5074] RDX: 0000000000000000 RSI: 000000007af6e1c0 RDI: 431bde82d7b634db [ 2076.602571][ T5074] RBP: 00007ffdff1b4290 R08: 00000452ad5371dd R09: 00007ffdff1d8080 [ 2076.602585][ T5074] R10: 0000000000000010 R11: 00007ffdff1d80b8 R12: 00007ffdff1b40a0 [ 2076.629753][T23496] Node 0 Normal free:3868kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:374088kB active_file:8kB inactive_file:12kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:4528kB bounce:0kB free_pcp:168kB local_pcp:0kB free_cma:0kB [ 2076.634263][ T5074] R13: 0000000000000001 R14: 0000000000000001 R15: 0005b045c71ea298 [ 2076.639250][T23496] lowmem_reserve[]: 0 0 0 0 0 [ 2076.668219][ T5074] Mem-Info: [ 2076.681111][T23496] Node 1 Normal free:22940kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2076.681924][ T5074] active_anon:1708 inactive_anon:277160 isolated_anon:0 [ 2076.681924][ T5074] active_file:15 inactive_file:12 isolated_file:0 [ 2076.681924][ T5074] unevictable:4 dirty:0 writeback:0 [ 2076.681924][ T5074] slab_reclaimable:7988 slab_unreclaimable:1482327 [ 2076.681924][ T5074] mapped:54724 shmem:7470 pagetables:5364 bounce:0 [ 2076.681924][ T5074] free:15850 free_pcp:0 free_cma:0 [ 2076.686681][T23496] lowmem_reserve[]: 0 0 0 0 0 [ 2076.718154][ T5074] Node 0 active_anon:6832kB inactive_anon:1108640kB active_file:56kB inactive_file:44kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 847872kB writeback_tmp:0kB kernel_stack:8816kB all_unreclaimable? yes [ 2076.728587][T23496] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2076.732271][ T5074] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2076.736693][T23496] Node 0 DMA32: 1279*4kB (UME) 775*8kB (UME) 323*16kB (UME) 106*32kB (UM) 3*64kB (U) 2*128kB (U) 0*256kB 0*512kB 0*1024kB 1*2048kB (M) 0*4096kB = 22372kB [ 2076.744679][ T5074] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2076.760055][T23496] Node 0 Normal: 594*4kB (UME) 133*8kB (UME) 37*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 4064kB [ 2076.762035][ T5074] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2076.768438][T23496] Node 1 Normal: 3*4kB (UME) 2*8kB (UE) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22940kB [ 2076.800420][ T5074] Node 0 DMA32 free:22288kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:734552kB active_file:48kB inactive_file:32kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:16924kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2076.813867][T23496] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2076.846943][ T5074] lowmem_reserve[]: 0 0 707 707 707 [ 2076.880880][T23496] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2076.891910][ T5074] Node 0 Normal free:3868kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:374088kB active_file:8kB inactive_file:12kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:4528kB bounce:0kB free_pcp:8kB local_pcp:8kB free_cma:0kB [ 2076.914569][T23496] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2076.935220][ T5074] lowmem_reserve[]: 0 0 0 0 0 [ 2076.960736][T23496] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2076.977706][ T5074] Node 1 Normal free:22940kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2077.005178][T23496] 7499 total pagecache pages [ 2077.014879][ T5074] lowmem_reserve[]: 0 0 0 0 0 [ 2077.021932][T23496] 0 pages in swap cache [ 2077.036819][ T5074] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2077.067593][T23496] Swap cache stats: add 0, delete 0, find 0/0 [ 2077.077833][ T5074] Node 0 DMA32: 1279*4kB (UME) 775*8kB (UME) 323*16kB (UME) 105*32kB (UM) 3*64kB (U) 2*128kB (U) 0*256kB 0*512kB 0*1024kB 1*2048kB (M) 0*4096kB = 22340kB [ 2077.077930][T23496] Free swap = 0kB [ 2077.087279][ T5074] Node 0 Normal: 594*4kB (UME) 133*8kB (UME) 37*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 4064kB [ 2077.120023][T23496] Total swap = 0kB [ 2077.131951][ T5074] Node 1 Normal: 3*4kB (UME) 2*8kB (UE) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22940kB [ 2077.144276][T23496] 1965979 pages RAM [ 2077.174784][ T5074] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2077.182309][T23496] 0 pages HighMem/MovableOnly [ 2077.203379][ T5074] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2077.221878][T23496] 83664 pages reserved [ 2077.240854][ T5074] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2077.259456][T23496] 0 pages cma reserved [ 2077.300788][ T5074] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2077.310056][ T5074] 7499 total pagecache pages [ 2077.314617][ T5074] 0 pages in swap cache [ 2077.318742][ T5074] Swap cache stats: add 0, delete 0, find 0/0 [ 2077.339527][ T5074] Free swap = 0kB [ 2077.343242][ T5074] Total swap = 0kB [ 2077.347055][ T5074] 1965979 pages RAM [ 2077.350863][ T5074] 0 pages HighMem/MovableOnly [ 2077.355514][ T5074] 83664 pages reserved [ 2077.368354][ T5074] 0 pages cma reserved [ 2077.372443][ T5074] Unreclaimable slab info: [ 2077.376827][ T5074] Name Used Total [ 2077.383091][ T5074] SCTPv6 10KB 15KB [ 2077.389121][ T5074] DCCPv6 12KB 14KB [ 2077.395238][ T5074] DCCP 11KB 13KB [ 2077.401299][ T5074] PINGv6 1KB 3KB [ 2077.407331][ T5074] RAWv6 51KB 53KB [ 2077.413822][ T5074] UDPv6 38KB 47KB [ 2077.419922][ T5074] TCPv6 20KB 34KB [ 2077.425962][ T5074] nf_conntrack 6KB 24KB [ 2077.432081][ T5074] scsi_sense_cache 1056KB 1060KB [ 2077.438175][ T5074] i915_vma 48KB 52KB [ 2077.444703][ T5074] mqueue_inode_cache 6KB 7KB [ 2077.451276][ T5074] cifs_small_rq 13KB 15KB [ 2077.457315][ T5074] cifs_request 65KB 65KB [ 2077.463435][ T5074] nfs_read_data 28KB 28KB [ 2077.469510][ T5074] pid_namespace 1KB 3KB [ 2077.475557][ T5074] tcp_bind_bucket 191KB 204KB [ 2077.481657][ T5074] xfrm_state 5KB 7KB [ 2077.487691][ T5074] PING 59KB 84KB [ 2077.493758][ T5074] RAW 42KB 48KB [ 2077.499817][ T5074] UDP 33KB 55KB [ 2077.505853][ T5074] TCP 8KB 19KB [ 2077.511985][ T5074] hugetlbfs_inode_cache 1KB 7KB [ 2077.518486][ T5074] eventpoll_pwq 4KB 11KB [ 2077.524705][ T5074] bio_crypt_ctx 6KB 7KB [ 2077.530763][ T5074] request_queue 86KB 102KB [ 2077.536806][ T5074] blkdev_ioc 3KB 3KB [ 2077.543057][ T5074] biovec-max 644KB 644KB [ 2077.549091][ T5074] biovec-128 20KB 24KB [ 2077.555536][ T5074] biovec-64 2KB 20KB [ 2077.561615][ T5074] khugepaged_mm_slot 17KB 27KB [ 2077.567744][ T5074] dmaengine-unmap-256 2KB 6KB [ 2077.575227][ T5074] dmaengine-unmap-128 1KB 7KB [ 2077.581505][ T5074] dmaengine-unmap-2 0KB 3KB [ 2077.587542][ T5074] QIPCRTR 0KB 7KB [ 2077.595071][ T5074] skbuff_ext_cache 21KB 55KB [ 2077.601171][ T5074] skbuff_fclone_cache 2KB 8KB [ 2077.607379][ T5074] skbuff_head_cache 66KB 172KB [ 2077.614930][ T5074] file_lock_cache 0KB 3KB [ 2077.620997][ T5074] fsnotify_mark_connector 0KB 7KB [ 2077.627593][ T5074] net_namespace 29KB 29KB [ 2077.635261][ T5074] task_delay_info 48KB 63KB [ 2077.641437][ T5074] taskstats 4KB 18KB [ 2077.647546][ T5074] proc_dir_entry 708KB 712KB [ 2077.655655][ T5074] pde_opener 0KB 3KB [ 2077.661739][ T5074] seq_file 0KB 3KB [ 2077.667777][ T5074] shmem_inode_cache 4481KB 4517KB [ 2077.675184][ T5074] kernfs_node_cache 29633KB 29684KB [ 2077.681464][ T5074] mnt_cache 113KB 120KB [ 2077.687504][ T5074] filp 162KB 300KB [ 2077.694340][ T5074] names_cache 152KB 152KB [ 2077.700428][ T5074] iint_cache 11KB 39KB [ 2077.706471][ T5074] uts_namespace 2KB 3KB [ 2077.714295][ T5074] vm_area_struct 1332KB 1500KB [ 2077.720364][ T5074] mm_struct 195KB 230KB [ 2077.726402][ T5074] fs_cache 11KB 19KB [ 2077.734357][ T5074] files_cache 124KB 166KB [ 2077.740797][ T5074] signal_cache 621KB 676KB [ 2077.746867][ T5074] sighand_cache 1140KB 1218KB [ 2077.754991][ T5074] task_struct 2685KB 2739KB [ 2077.761277][ T5074] cred_jar 123KB 263KB [ 2077.767318][ T5074] anon_vma_chain 283KB 328KB [ 2077.775411][ T5074] anon_vma 155KB 187KB [ 2077.781477][ T5074] pid 57KB 84KB [ 2077.787515][ T5074] Acpi-Operand 110KB 118KB [ 2077.795630][ T5074] Acpi-Parse 99KB 124KB [ 2077.801712][ T5074] Acpi-State 37KB 51KB [ 2077.807876][ T5074] numa_policy 15KB 22KB [ 2077.815751][ T5074] trace_event_file 287KB 296KB [ 2077.821947][ T5074] ftrace_event_field 441KB 451KB [ 2077.828072][ T5074] pool_workqueue 261KB 332KB [ 2077.835949][ T5074] vmap_area 285KB 640KB [ 2077.842015][ T5074] kmalloc-4M 4096KB 4096KB [ 2077.848094][ T5074] kmalloc-512k 2048KB 2048KB [ 2077.856186][ T5074] kmalloc-256k 256KB 256KB [ 2077.862381][ T5074] kmalloc-128k 2816KB 2816KB [ 2077.868417][ T5074] kmalloc-64k 3968KB 4032KB [ 2077.874474][ T5074] kmalloc-32k 1568KB 1568KB [ 2077.880529][ T5074] kmalloc-16k 1184KB 1184KB [ 2077.886565][ T5074] kmalloc-8k 5224KB 5240KB [ 2077.892616][ T5074] kmalloc-4k 33092KB 33140KB [ 2077.898655][ T5074] kmalloc-2k 17740KB 17816KB [ 2077.904741][ T5074] kmalloc-1k 9384KB 9488KB [ 2077.910791][ T5074] kmalloc-512 5974KB 5984KB [ 2077.916825][ T5074] kmalloc-256 4522KB 4536KB [ 2077.923032][ T5074] kmalloc-192 2126KB 2126KB [ 2077.929226][ T5074] kmalloc-96 1878KB 1884KB [ 2077.935276][ T5074] kmalloc-64 2381KB 2408KB [ 2077.941336][ T5074] kmalloc-32 5601095KB 5601095KB [ 2077.947373][ T5074] kmalloc-128 1175KB 1192KB [ 2077.953498][ T5074] kmem_cache 50KB 59KB [ 2077.961232][ T5074] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.3,pid=19009,uid=0 [ 2077.975572][ T5074] Out of memory: Killed process 19009 (syz-executor.3) total-vm:93420kB, anon-rss:3828kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:136kB oom_score_adj:1000 [ 2077.996638][ T1954] oom_reaper: reaped process 19009 (syz-executor.3), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2078.067095][ T8311] in:imklog invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2078.102822][ T8311] CPU: 1 PID: 8311 Comm: in:imklog Not tainted 5.9.0-rc6-syzkaller #0 [ 2078.111063][ T8311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2078.121095][ T8311] Call Trace: [ 2078.124367][ T8311] dump_stack+0x10f/0x19d [ 2078.128686][ T8311] dump_header+0x8e/0x400 [ 2078.132994][ T8311] oom_kill_process+0x18d/0x3f0 [ 2078.137898][ T8311] out_of_memory+0x5fd/0x8c0 [ 2078.142588][ T8311] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2078.148075][ T8311] __alloc_pages_nodemask+0x266/0x380 [ 2078.153522][ T8311] alloc_pages_current+0x21d/0x310 [ 2078.158601][ T8311] __page_cache_alloc+0x4f/0x120 [ 2078.163505][ T8311] pagecache_get_page+0x4ba/0x970 [ 2078.168545][ T8311] ? __do_page_cache_readahead+0x96/0xb0 [ 2078.174171][ T8311] filemap_fault+0xb7a/0x1270 [ 2078.178999][ T8311] ext4_filemap_fault+0x4b/0x60 [ 2078.183906][ T8311] do_read_fault+0x41f/0x760 [ 2078.188463][ T8311] handle_mm_fault+0x14e9/0x1af0 [ 2078.193377][ T8311] do_user_addr_fault+0x380/0x770 [ 2078.198368][ T8311] exc_page_fault+0xb8/0x330 [ 2078.202927][ T8311] ? asm_exc_page_fault+0x8/0x30 [ 2078.207828][ T8311] asm_exc_page_fault+0x1e/0x30 [ 2078.212678][ T8311] RIP: 0033:0x7f120bd8ff10 [ 2078.217101][ T8311] Code: Bad RIP value. [ 2078.221224][ T8311] RSP: 002b:00007f120a684458 EFLAGS: 00010206 [ 2078.227301][ T8311] RAX: 0000000000000000 RBX: 00007f120a6844b8 RCX: 0000000000000006 [ 2078.235243][ T8311] RDX: 000000000000003e RSI: 00007f120a684da3 RDI: 0000000000000260 [ 2078.243184][ T8311] RBP: 00007f120a6844b8 R08: 00007f120be61940 R09: 0000000000000000 [ 2078.251126][ T8311] R10: 2ce33e6c02ce33e7 R11: 0000000000000000 R12: 00007f120a684da0 [ 2078.259067][ T8311] R13: 00007f120a684da3 R14: 0000000000001f9f R15: 00007f120a684e1f [ 2078.278569][ T8311] Mem-Info: [ 2078.285252][ T8311] active_anon:1708 inactive_anon:276606 isolated_anon:0 [ 2078.285252][ T8311] active_file:11 inactive_file:30 isolated_file:0 [ 2078.285252][ T8311] unevictable:4 dirty:0 writeback:0 [ 2078.285252][ T8311] slab_reclaimable:7983 slab_unreclaimable:1483364 [ 2078.285252][ T8311] mapped:54724 shmem:7470 pagetables:5345 bounce:0 [ 2078.285252][ T8311] free:15425 free_pcp:10 free_cma:0 [ 2078.325432][ T8311] Node 0 active_anon:6832kB inactive_anon:1106424kB active_file:40kB inactive_file:16kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 843776kB writeback_tmp:0kB kernel_stack:8816kB all_unreclaimable? no [ 2078.360893][ T8311] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2078.399599][ T8311] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2078.427258][ T8311] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2078.432969][ T8311] Node 0 DMA32 free:19860kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:732384kB active_file:0kB inactive_file:212kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:16848kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2078.464952][ T8311] lowmem_reserve[]: 0 0 707 707 707 [ 2078.470156][ T8311] Node 0 Normal free:4092kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:374040kB active_file:0kB inactive_file:24kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:4528kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2078.501537][ T8311] lowmem_reserve[]: 0 0 0 0 0 [ 2078.506200][ T8311] Node 1 Normal free:22940kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2078.536932][ T8311] lowmem_reserve[]: 0 0 0 0 0 [ 2078.541601][ T8311] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2078.556125][ T8311] Node 0 DMA32: 1259*4kB (ME) 773*8kB (ME) 322*16kB (ME) 106*32kB (UM) 0*64kB 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 19892kB [ 2078.570650][ T8311] Node 0 Normal: 557*4kB (ME) 127*8kB (UME) 37*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3868kB [ 2078.584796][ T8311] Node 1 Normal: 3*4kB (UME) 2*8kB (UE) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22940kB [ 2078.602151][ T8311] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2078.611734][ T8311] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2078.622327][ T8311] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2078.633871][ T8311] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2078.644541][ T8311] 7516 total pagecache pages [ 2078.649096][ T8311] 0 pages in swap cache [ 2078.655326][ T8311] Swap cache stats: add 0, delete 0, find 0/0 [ 2078.662916][ T8311] Free swap = 0kB [ 2078.666608][ T8311] Total swap = 0kB [ 2078.672045][ T8311] 1965979 pages RAM [ 2078.675845][ T8311] 0 pages HighMem/MovableOnly [ 2078.682653][ T8311] 83664 pages reserved [ 2078.686704][ T8311] 0 pages cma reserved [ 2078.692920][ T8311] Unreclaimable slab info: [ 2078.697317][ T8311] Name Used Total [ 2078.703611][ T8311] SCTPv6 10KB 15KB [ 2078.711649][ T8311] DCCPv6 12KB 14KB [ 2078.717693][ T8311] DCCP 11KB 13KB [ 2078.723932][ T8311] PINGv6 1KB 3KB [ 2078.732136][ T8311] RAWv6 51KB 53KB [ 2078.738174][ T8311] UDPv6 38KB 47KB [ 2078.744225][ T8311] TCPv6 20KB 34KB [ 2078.753065][ T8311] nf_conntrack 6KB 24KB [ 2078.759108][ T8311] scsi_sense_cache 1056KB 1060KB [ 2078.765184][ T8311] i915_vma 48KB 52KB [ 2078.773281][ T8311] mqueue_inode_cache 6KB 7KB [ 2078.779706][ T8311] cifs_small_rq 13KB 15KB [ 2078.785879][ T8311] cifs_request 65KB 65KB [ 2078.795479][ T8311] nfs_read_data 28KB 28KB [ 2078.802820][ T8311] pid_namespace 1KB 3KB [ 2078.808864][ T8311] tcp_bind_bucket 191KB 204KB [ 2078.816549][ T8311] xfrm_state 5KB 7KB [ 2078.823833][ T8311] PING 59KB 84KB [ 2078.831901][ T8311] RAW 42KB 48KB [ 2078.837942][ T8311] UDP 33KB 55KB [ 2078.844001][ T8311] TCP 8KB 19KB [ 2078.852164][ T8311] hugetlbfs_inode_cache 1KB 7KB [ 2078.858554][ T8311] eventpoll_pwq 4KB 11KB [ 2078.864910][ T8311] bio_crypt_ctx 6KB 7KB [ 2078.873042][ T8311] request_queue 86KB 102KB [ 2078.880275][ T8311] blkdev_ioc 3KB 3KB [ 2078.886414][ T8311] biovec-max 644KB 644KB [ 2078.894561][ T8311] biovec-128 20KB 24KB [ 2078.900640][ T8311] biovec-64 17KB 20KB [ 2078.906674][ T8311] khugepaged_mm_slot 17KB 27KB [ 2078.914821][ T8311] dmaengine-unmap-256 2KB 6KB [ 2078.921158][ T8311] dmaengine-unmap-128 1KB 7KB [ 2078.927492][ T8311] dmaengine-unmap-2 0KB 3KB [ 2078.935384][ T8311] QIPCRTR 0KB 7KB [ 2078.941600][ T8311] skbuff_ext_cache 21KB 55KB [ 2078.947638][ T8311] skbuff_fclone_cache 2KB 8KB [ 2078.955657][ T8311] skbuff_head_cache 66KB 172KB [ 2078.961722][ T8311] file_lock_cache 0KB 3KB [ 2078.967755][ T8311] fsnotify_mark_connector 0KB 7KB [ 2078.976350][ T8311] net_namespace 29KB 29KB [ 2078.982424][ T8311] task_delay_info 48KB 63KB [ 2078.988588][ T8311] taskstats 4KB 18KB [ 2078.996341][ T8311] proc_dir_entry 708KB 712KB [ 2079.002408][ T8311] pde_opener 0KB 3KB [ 2079.008447][ T8311] seq_file 0KB 3KB [ 2079.016333][ T8311] shmem_inode_cache 4481KB 4517KB [ 2079.022410][ T8311] kernfs_node_cache 29633KB 29684KB [ 2079.028498][ T8311] mnt_cache 113KB 120KB [ 2079.036193][ T8311] filp 162KB 300KB [ 2079.043911][ T8311] names_cache 152KB 152KB [ 2079.051933][ T8311] iint_cache 11KB 39KB [ 2079.057982][ T8311] uts_namespace 2KB 3KB [ 2079.064065][ T8311] vm_area_struct 1332KB 1500KB [ 2079.073568][ T8311] mm_struct 195KB 230KB [ 2079.080807][ T8311] fs_cache 11KB 19KB [ 2079.086965][ T8311] files_cache 124KB 166KB [ 2079.093114][ T8311] signal_cache 621KB 676KB [ 2079.099151][ T8311] sighand_cache 1140KB 1218KB [ 2079.106894][ T8311] task_struct 2689KB 2739KB [ 2079.112965][ T8311] cred_jar 126KB 263KB [ 2079.119039][ T8311] anon_vma_chain 283KB 328KB [ 2079.125100][ T8311] anon_vma 155KB 187KB [ 2079.131160][ T8311] pid 57KB 84KB [ 2079.137200][ T8311] Acpi-Operand 110KB 118KB [ 2079.143301][ T8311] Acpi-Parse 99KB 124KB [ 2079.149350][ T8311] Acpi-State 37KB 51KB [ 2079.155391][ T8311] numa_policy 15KB 22KB [ 2079.161443][ T8311] trace_event_file 287KB 296KB [ 2079.167473][ T8311] ftrace_event_field 441KB 451KB [ 2079.173608][ T8311] pool_workqueue 276KB 332KB [ 2079.179660][ T8311] vmap_area 285KB 640KB [ 2079.185739][ T8311] kmalloc-4M 4096KB 4096KB [ 2079.192640][ T8311] kmalloc-512k 2048KB 2048KB [ 2079.198681][ T8311] kmalloc-256k 256KB 256KB [ 2079.206211][ T8311] kmalloc-128k 2816KB 2816KB [ 2079.212277][ T8311] kmalloc-64k 3968KB 4032KB [ 2079.218401][ T8311] kmalloc-32k 1568KB 1568KB [ 2079.225916][ T8311] kmalloc-16k 1184KB 1184KB [ 2079.231973][ T8311] kmalloc-8k 5224KB 5240KB [ 2079.238009][ T8311] kmalloc-4k 33092KB 33140KB [ 2079.245420][ T8311] kmalloc-2k 17740KB 17816KB [ 2079.251485][ T8311] kmalloc-1k 9384KB 9488KB [ 2079.257585][ T8311] kmalloc-512 5974KB 5984KB [ 2079.264838][ T8311] kmalloc-256 4522KB 4536KB [ 2079.270890][ T8311] kmalloc-192 2126KB 2126KB [ 2079.277108][ T8311] kmalloc-96 1878KB 1884KB [ 2079.284577][ T8311] kmalloc-64 2381KB 2408KB [ 2079.290633][ T8311] kmalloc-32 5603715KB 5603715KB [ 2079.296822][ T8311] kmalloc-128 1175KB 1192KB [ 2079.303331][ T8311] kmem_cache 50KB 59KB [ 2079.309398][ T8311] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.3,pid=15767,uid=0 [ 2079.323645][ T8311] Out of memory: Killed process 15767 (syz-executor.3) total-vm:93420kB, anon-rss:3828kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:136kB oom_score_adj:1000 [ 2079.341293][ T1954] oom_reaper: reaped process 15767 (syz-executor.3), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2079.390741][ T8311] in:imklog invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2079.406966][ T8311] CPU: 0 PID: 8311 Comm: in:imklog Not tainted 5.9.0-rc6-syzkaller #0 [ 2079.415241][ T8311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2079.425271][ T8311] Call Trace: [ 2079.428542][ T8311] dump_stack+0x10f/0x19d [ 2079.432902][ T8311] dump_header+0x8e/0x400 [ 2079.437209][ T8311] oom_kill_process+0x18d/0x3f0 [ 2079.442056][ T8311] out_of_memory+0x5fd/0x8c0 [ 2079.446631][ T8311] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2079.452057][ T8311] __alloc_pages_nodemask+0x266/0x380 [ 2079.457446][ T8311] alloc_pages_current+0x21d/0x310 [ 2079.462543][ T8311] __page_cache_alloc+0x4f/0x120 [ 2079.467465][ T8311] pagecache_get_page+0x4ba/0x970 [ 2079.472525][ T8311] ? __do_page_cache_readahead+0x96/0xb0 [ 2079.478136][ T8311] filemap_fault+0xb7a/0x1270 [ 2079.482876][ T8311] ext4_filemap_fault+0x4b/0x60 [ 2079.487773][ T8311] do_read_fault+0x41f/0x760 [ 2079.492343][ T8311] handle_mm_fault+0x14e9/0x1af0 [ 2079.497326][ T8311] do_user_addr_fault+0x380/0x770 [ 2079.502337][ T8311] exc_page_fault+0xb8/0x330 [ 2079.506909][ T8311] ? asm_exc_page_fault+0x8/0x30 [ 2079.511844][ T8311] asm_exc_page_fault+0x1e/0x30 [ 2079.516673][ T8311] RIP: 0033:0x7f120bd8ff10 [ 2079.521086][ T8311] Code: Bad RIP value. [ 2079.525199][ T8311] RSP: 002b:00007f120a684458 EFLAGS: 00010206 [ 2079.531239][ T8311] RAX: 0000000000000000 RBX: 00007f120a6844b8 RCX: 0000000000000006 [ 2079.539191][ T8311] RDX: 000000000000003e RSI: 00007f120a684da3 RDI: 0000000000000260 [ 2079.547137][ T8311] RBP: 00007f120a6844b8 R08: 00007f120be61940 R09: 0000000000000000 [ 2079.555095][ T8311] R10: 2ce33e6c02ce33e7 R11: 0000000000000000 R12: 00007f120a684da0 [ 2079.563051][ T8311] R13: 00007f120a684da3 R14: 0000000000001f9f R15: 00007f120a684e1f [ 2079.582880][ T8311] Mem-Info: [ 2079.586105][ T8311] active_anon:1708 inactive_anon:276072 isolated_anon:0 [ 2079.586105][ T8311] active_file:23 inactive_file:9 isolated_file:0 [ 2079.586105][ T8311] unevictable:4 dirty:0 writeback:0 [ 2079.586105][ T8311] slab_reclaimable:7983 slab_unreclaimable:1483764 [ 2079.586105][ T8311] mapped:54724 shmem:7470 pagetables:5345 bounce:0 [ 2079.586105][ T8311] free:15359 free_pcp:269 free_cma:0 [ 2079.642667][ T8311] Node 0 active_anon:6832kB inactive_anon:1104288kB active_file:88kB inactive_file:32kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 843776kB writeback_tmp:0kB kernel_stack:8800kB all_unreclaimable? yes [ 2079.694504][ T8311] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2079.726217][ T8311] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2079.758200][ T8311] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2079.766000][ T8311] Node 0 DMA32 free:20256kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:730336kB active_file:88kB inactive_file:28kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:16848kB bounce:0kB free_pcp:696kB local_pcp:196kB free_cma:0kB [ 2079.799569][ T8311] lowmem_reserve[]: 0 0 707 707 707 [ 2079.804889][ T8311] Node 0 Normal free:3936kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:373972kB active_file:4kB inactive_file:12kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:4528kB bounce:0kB free_pcp:376kB local_pcp:244kB free_cma:0kB [ 2079.839344][ T8311] lowmem_reserve[]: 0 0 0 0 0 [ 2079.844020][ T8311] Node 1 Normal free:22940kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2079.874866][ T8311] lowmem_reserve[]: 0 0 0 0 0 [ 2079.879551][ T8311] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2079.895971][ T8311] Node 0 DMA32: 1196*4kB (ME) 774*8kB (UME) 322*16kB (ME) 106*32kB (UM) 0*64kB 0*128kB 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 20288kB [ 2079.913246][ T8311] Node 0 Normal: 567*4kB (ME) 133*8kB (UME) 37*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3956kB [ 2079.927199][ T8311] Node 1 Normal: 3*4kB (UME) 2*8kB (UE) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22940kB [ 2079.943952][ T8311] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2079.953810][ T8311] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2079.963254][ T8311] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2079.972810][ T8311] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2079.982152][ T8311] 7500 total pagecache pages [ 2079.986815][ T8311] 0 pages in swap cache [ 2079.990982][ T8311] Swap cache stats: add 0, delete 0, find 0/0 [ 2079.997032][ T8311] Free swap = 0kB [ 2080.001844][ T8311] Total swap = 0kB [ 2080.005556][ T8311] 1965979 pages RAM [ 2080.011883][ T8311] 0 pages HighMem/MovableOnly [ 2080.016561][ T8311] 83664 pages reserved [ 2080.020785][ T8311] 0 pages cma reserved [ 2080.024950][ T8311] Unreclaimable slab info: [ 2080.031118][ T8311] Name Used Total [ 2080.037423][ T8311] SCTPv6 10KB 15KB [ 2080.043531][ T8311] DCCPv6 12KB 14KB [ 2080.052070][ T8311] DCCP 11KB 13KB [ 2080.058141][ T8311] PINGv6 1KB 3KB [ 2080.064613][ T8311] RAWv6 51KB 53KB [ 2080.071864][ T8311] UDPv6 38KB 47KB [ 2080.077923][ T8311] TCPv6 20KB 34KB [ 2080.086980][ T8311] nf_conntrack 6KB 24KB [ 2080.094354][ T8311] scsi_sense_cache 1056KB 1060KB [ 2080.100428][ T8311] i915_vma 48KB 52KB [ 2080.106559][ T8311] mqueue_inode_cache 6KB 7KB [ 2080.114659][ T8311] cifs_small_rq 13KB 15KB [ 2080.120761][ T8311] cifs_request 65KB 65KB [ 2080.126818][ T8311] nfs_read_data 28KB 28KB [ 2080.134380][ T8311] pid_namespace 1KB 3KB [ 2080.140636][ T8311] tcp_bind_bucket 191KB 204KB [ 2080.146698][ T8311] xfrm_state 5KB 7KB [ 2080.154389][ T8311] PING 59KB 84KB [ 2080.161705][ T8311] RAW 42KB 48KB [ 2080.167768][ T8311] UDP 33KB 55KB [ 2080.175922][ T8311] TCP 8KB 19KB [ 2080.182213][ T8311] hugetlbfs_inode_cache 1KB 7KB [ 2080.188875][ T8311] eventpoll_pwq 4KB 11KB [ 2080.196472][ T8311] bio_crypt_ctx 6KB 7KB [ 2080.202552][ T8311] request_queue 86KB 102KB [ 2080.208595][ T8311] blkdev_ioc 3KB 3KB [ 2080.218409][ T8311] biovec-max 644KB 644KB [ 2080.224622][ T8311] biovec-128 20KB 24KB [ 2080.232667][ T8311] biovec-64 17KB 20KB [ 2080.238732][ T8311] khugepaged_mm_slot 17KB 27KB [ 2080.245203][ T8311] dmaengine-unmap-256 2KB 6KB [ 2080.253629][ T8311] dmaengine-unmap-128 1KB 7KB [ 2080.259900][ T8311] dmaengine-unmap-2 0KB 3KB [ 2080.265963][ T8311] QIPCRTR 0KB 7KB [ 2080.272862][ T8311] skbuff_ext_cache 21KB 55KB [ 2080.278921][ T8311] skbuff_fclone_cache 2KB 8KB [ 2080.285616][ T8311] skbuff_head_cache 66KB 172KB [ 2080.291702][ T8311] file_lock_cache 0KB 3KB [ 2080.297766][ T8311] fsnotify_mark_connector 0KB 7KB [ 2080.304448][ T8311] net_namespace 29KB 29KB [ 2080.310542][ T8311] task_delay_info 48KB 63KB [ 2080.316832][ T8311] taskstats 4KB 18KB [ 2080.323235][ T8311] proc_dir_entry 708KB 712KB [ 2080.329321][ T8311] pde_opener 0KB 3KB [ 2080.335379][ T8311] seq_file 0KB 3KB [ 2080.341888][ T8311] shmem_inode_cache 4481KB 4517KB [ 2080.347938][ T8311] kernfs_node_cache 29633KB 29684KB [ 2080.354019][ T8311] mnt_cache 113KB 120KB [ 2080.360190][ T8311] filp 162KB 300KB [ 2080.366289][ T8311] names_cache 152KB 152KB [ 2080.372449][ T8311] iint_cache 11KB 39KB [ 2080.378625][ T8311] uts_namespace 2KB 3KB [ 2080.385289][ T8311] vm_area_struct 1332KB 1500KB [ 2080.391758][ T8311] mm_struct 195KB 230KB [ 2080.397870][ T8311] fs_cache 11KB 19KB [ 2080.404037][ T8311] files_cache 124KB 166KB [ 2080.410153][ T8311] signal_cache 621KB 676KB [ 2080.416370][ T8311] sighand_cache 1140KB 1218KB [ 2080.422828][ T8311] task_struct 2689KB 2739KB [ 2080.428891][ T8311] cred_jar 126KB 263KB [ 2080.435113][ T8311] anon_vma_chain 283KB 328KB [ 2080.441199][ T8311] anon_vma 155KB 187KB [ 2080.447354][ T8311] pid 57KB 84KB [ 2080.453434][ T8311] Acpi-Operand 110KB 118KB [ 2080.459544][ T8311] Acpi-Parse 99KB 124KB [ 2080.465595][ T8311] Acpi-State 37KB 51KB [ 2080.471688][ T8311] numa_policy 15KB 22KB [ 2080.477873][ T8311] trace_event_file 287KB 296KB [ 2080.484056][ T8311] ftrace_event_field 441KB 451KB [ 2080.491003][ T8311] pool_workqueue 276KB 332KB [ 2080.497065][ T8311] vmap_area 285KB 640KB [ 2080.503521][ T8311] kmalloc-4M 4096KB 4096KB [ 2080.509594][ T8311] kmalloc-512k 2048KB 2048KB [ 2080.515640][ T8311] kmalloc-256k 256KB 256KB [ 2080.521993][ T8311] kmalloc-128k 2816KB 2816KB [ 2080.528067][ T8311] kmalloc-64k 3968KB 4032KB [ 2080.534418][ T8311] kmalloc-32k 1568KB 1568KB [ 2080.540589][ T8311] kmalloc-16k 1184KB 1184KB [ 2080.546939][ T8311] kmalloc-8k 5224KB 5240KB [ 2080.553026][ T8311] kmalloc-4k 33092KB 33140KB [ 2080.559092][ T8311] kmalloc-2k 17740KB 17816KB [ 2080.565304][ T8311] kmalloc-1k 9384KB 9488KB [ 2080.571678][ T8311] kmalloc-512 5974KB 5984KB [ 2080.578045][ T8311] kmalloc-256 4522KB 4536KB [ 2080.584126][ T8311] kmalloc-192 2126KB 2126KB [ 2080.590373][ T8311] kmalloc-96 1878KB 1884KB [ 2080.596419][ T8311] kmalloc-64 2381KB 2408KB [ 2080.603407][ T8311] kmalloc-32 5605183KB 5605183KB [ 2080.609804][ T8311] kmalloc-128 1175KB 1192KB [ 2080.615978][ T8311] kmem_cache 50KB 59KB [ 2080.622412][ T8311] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.3,pid=15737,uid=0 [ 2080.636841][ T8311] Out of memory: Killed process 15737 (syz-executor.3) total-vm:93420kB, anon-rss:3828kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:136kB oom_score_adj:1000 [ 2080.662204][ T8695] syz-fuzzer invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2080.692494][ T8695] CPU: 0 PID: 8695 Comm: syz-fuzzer Not tainted 5.9.0-rc6-syzkaller #0 [ 2080.700877][ T8695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2080.711183][ T8695] Call Trace: [ 2080.714631][ T8695] dump_stack+0x10f/0x19d [ 2080.719254][ T8695] dump_header+0x8e/0x400 [ 2080.723578][ T8695] oom_kill_process+0x18d/0x3f0 [ 2080.728541][ T8695] out_of_memory+0x5fd/0x8c0 [ 2080.733135][ T8695] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2080.738799][ T8695] __alloc_pages_nodemask+0x266/0x380 [ 2080.744183][ T8695] alloc_pages_current+0x21d/0x310 [ 2080.749347][ T8695] __page_cache_alloc+0x4f/0x120 [ 2080.754284][ T8695] pagecache_get_page+0x4ba/0x970 [ 2080.759308][ T8695] ? __do_page_cache_readahead+0x96/0xb0 [ 2080.765047][ T8695] filemap_fault+0xb7a/0x1270 [ 2080.769873][ T8695] ext4_filemap_fault+0x4b/0x60 [ 2080.774710][ T8695] do_read_fault+0x41f/0x760 [ 2080.779289][ T8695] handle_mm_fault+0x14e9/0x1af0 [ 2080.784286][ T8695] do_user_addr_fault+0x380/0x770 [ 2080.789305][ T8695] exc_page_fault+0xb8/0x330 [ 2080.794096][ T8695] ? asm_exc_page_fault+0x8/0x30 [ 2080.799162][ T8695] asm_exc_page_fault+0x1e/0x30 [ 2080.804015][ T8695] RIP: 0033:0x469093 [ 2080.808035][ T8695] Code: Bad RIP value. [ 2080.812176][ T8695] RSP: 002b:000000c00004de80 EFLAGS: 00010206 [ 2080.818241][ T8695] RAX: ffffffffffffff92 RBX: 000000003b984833 RCX: 0000000000469093 [ 2080.826379][ T8695] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000198b038 [ 2080.834348][ T8695] RBP: 000000c00004dec8 R08: 0000000000000000 R09: 0000000000000000 [ 2080.842360][ T8695] R10: 000000c00004deb8 R11: 0000000000000206 R12: 0000000000439470 [ 2080.850409][ T8695] R13: 0000000000000000 R14: 0000000000ae2c0c R15: 0000000000000000 [ 2080.867210][ T8695] Mem-Info: [ 2080.871564][ T8695] active_anon:1708 inactive_anon:275527 isolated_anon:0 [ 2080.871564][ T8695] active_file:14 inactive_file:13 isolated_file:0 [ 2080.871564][ T8695] unevictable:4 dirty:0 writeback:0 [ 2080.871564][ T8695] slab_reclaimable:7983 slab_unreclaimable:1484340 [ 2080.871564][ T8695] mapped:54724 shmem:7470 pagetables:5317 bounce:0 [ 2080.871564][ T8695] free:15527 free_pcp:71 free_cma:0 [ 2080.914997][ T8695] Node 0 active_anon:6832kB inactive_anon:1102108kB active_file:52kB inactive_file:48kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 841728kB writeback_tmp:0kB kernel_stack:8768kB all_unreclaimable? yes [ 2080.947682][ T8695] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2080.975125][ T8695] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2081.003121][ T8695] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2081.008835][ T8695] Node 0 DMA32 free:20036kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:728288kB active_file:44kB inactive_file:36kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:16848kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2081.044234][ T8695] lowmem_reserve[]: 0 0 707 707 707 [ 2081.049769][ T8695] Node 0 Normal free:3820kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:373852kB active_file:8kB inactive_file:12kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:4416kB bounce:0kB free_pcp:256kB local_pcp:8kB free_cma:0kB [ 2081.083153][ T8695] lowmem_reserve[]: 0 0 0 0 0 [ 2081.088013][ T8695] Node 1 Normal free:22940kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2081.118837][ T8695] lowmem_reserve[]: 0 0 0 0 0 [ 2081.125571][ T8695] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2081.142439][ T8695] Node 0 DMA32: 1257*4kB (ME) 774*8kB (ME) 322*16kB (ME) 105*32kB (UM) 0*64kB 1*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 20116kB [ 2081.157546][ T8695] Node 0 Normal: 575*4kB (UME) 120*8kB (UME) 37*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3884kB [ 2081.173982][ T8695] Node 1 Normal: 3*4kB (UME) 2*8kB (UE) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22940kB [ 2081.192194][ T8695] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2081.201896][ T8695] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2081.213077][ T8695] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2081.222931][ T8695] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2081.236807][ T8695] 7501 total pagecache pages [ 2081.241478][ T8695] 0 pages in swap cache [ 2081.245709][ T8695] Swap cache stats: add 0, delete 0, find 0/0 [ 2081.255799][ T8695] Free swap = 0kB [ 2081.259601][ T8695] Total swap = 0kB [ 2081.263318][ T8695] 1965979 pages RAM [ 2081.267114][ T8695] 0 pages HighMem/MovableOnly [ 2081.275367][ T8695] 83664 pages reserved [ 2081.280061][ T8695] 0 pages cma reserved [ 2081.284294][ T8695] Unreclaimable slab info: [ 2081.288996][ T8695] Name Used Total [ 2081.297157][ T8695] SCTPv6 10KB 15KB [ 2081.303509][ T8695] DCCPv6 12KB 14KB [ 2081.311646][ T8695] DCCP 11KB 13KB [ 2081.317780][ T8695] PINGv6 1KB 3KB [ 2081.323842][ T8695] RAWv6 49KB 53KB [ 2081.331893][ T8695] UDPv6 38KB 47KB [ 2081.337952][ T8695] TCPv6 20KB 34KB [ 2081.344190][ T8695] nf_conntrack 6KB 24KB [ 2081.352194][ T8695] scsi_sense_cache 1056KB 1060KB [ 2081.358385][ T8695] i915_vma 48KB 52KB [ 2081.364471][ T8695] mqueue_inode_cache 6KB 7KB [ 2081.372984][ T8695] cifs_small_rq 13KB 15KB [ 2081.379071][ T8695] cifs_request 65KB 65KB [ 2081.385252][ T8695] nfs_read_data 28KB 28KB [ 2081.393512][ T8695] pid_namespace 1KB 3KB [ 2081.399664][ T8695] tcp_bind_bucket 191KB 204KB [ 2081.405718][ T8695] xfrm_state 5KB 7KB [ 2081.414086][ T8695] PING 59KB 80KB [ 2081.420346][ T8695] RAW 42KB 48KB [ 2081.426404][ T8695] UDP 33KB 55KB [ 2081.434888][ T8695] TCP 8KB 19KB [ 2081.441239][ T8695] hugetlbfs_inode_cache 1KB 7KB [ 2081.447833][ T8695] eventpoll_pwq 4KB 11KB [ 2081.455913][ T8695] bio_crypt_ctx 6KB 7KB [ 2081.462005][ T8695] request_queue 86KB 102KB [ 2081.468377][ T8695] blkdev_ioc 3KB 3KB [ 2081.476540][ T8695] biovec-max 644KB 644KB [ 2081.482621][ T8695] biovec-128 20KB 24KB [ 2081.488678][ T8695] biovec-64 16KB 20KB [ 2081.496867][ T8695] khugepaged_mm_slot 17KB 27KB [ 2081.503092][ T8695] dmaengine-unmap-256 2KB 6KB [ 2081.511190][ T8695] dmaengine-unmap-128 1KB 7KB [ 2081.517420][ T8695] dmaengine-unmap-2 0KB 3KB [ 2081.523922][ T8695] QIPCRTR 0KB 7KB [ 2081.531946][ T8695] skbuff_ext_cache 21KB 55KB [ 2081.538020][ T8695] skbuff_fclone_cache 2KB 8KB [ 2081.544345][ T8695] skbuff_head_cache 66KB 172KB [ 2081.552687][ T8695] file_lock_cache 0KB 3KB [ 2081.558878][ T8695] fsnotify_mark_connector 0KB 7KB [ 2081.566783][ T8695] net_namespace 29KB 29KB [ 2081.576546][ T8695] task_delay_info 48KB 63KB [ 2081.586387][ T8695] taskstats 4KB 18KB [ 2081.596482][ T8695] proc_dir_entry 708KB 712KB [ 2081.604499][ T8695] pde_opener 0KB 3KB [ 2081.612580][ T8695] seq_file 0KB 3KB [ 2081.618780][ T8695] shmem_inode_cache 4481KB 4517KB [ 2081.625021][ T8695] kernfs_node_cache 29633KB 29684KB [ 2081.633292][ T8695] mnt_cache 113KB 120KB [ 2081.639646][ T8695] filp 161KB 300KB [ 2081.645700][ T8695] names_cache 152KB 152KB [ 2081.654192][ T8695] iint_cache 10KB 39KB [ 2081.660419][ T8695] uts_namespace 2KB 3KB [ 2081.666493][ T8695] vm_area_struct 1321KB 1500KB [ 2081.674636][ T8695] mm_struct 195KB 230KB [ 2081.680733][ T8695] fs_cache 11KB 19KB [ 2081.686912][ T8695] files_cache 123KB 166KB [ 2081.695074][ T8695] signal_cache 621KB 676KB [ 2081.701649][ T8695] sighand_cache 1140KB 1218KB [ 2081.708147][ T8695] task_struct 2689KB 2739KB [ 2081.716186][ T8695] cred_jar 126KB 263KB [ 2081.722373][ T8695] anon_vma_chain 279KB 328KB [ 2081.728697][ T8695] anon_vma 154KB 187KB [ 2081.734923][ T8695] pid 57KB 84KB [ 2081.741440][ T8695] Acpi-Operand 110KB 118KB [ 2081.747667][ T8695] Acpi-Parse 99KB 124KB [ 2081.754158][ T8695] Acpi-State 37KB 51KB [ 2081.760435][ T8695] numa_policy 15KB 22KB [ 2081.766490][ T8695] trace_event_file 287KB 296KB [ 2081.773025][ T8695] ftrace_event_field 441KB 451KB [ 2081.779198][ T8695] pool_workqueue 276KB 332KB [ 2081.785252][ T8695] vmap_area 285KB 640KB [ 2081.791965][ T8695] kmalloc-4M 4096KB 4096KB [ 2081.798202][ T8695] kmalloc-512k 2048KB 2048KB [ 2081.804399][ T8695] kmalloc-256k 256KB 256KB [ 2081.811054][ T8695] kmalloc-128k 2816KB 2816KB [ 2081.817115][ T8695] kmalloc-64k 3968KB 4032KB [ 2081.823192][ T8695] kmalloc-32k 1568KB 1568KB [ 2081.829517][ T8695] kmalloc-16k 1184KB 1184KB [ 2081.835699][ T8695] kmalloc-8k 5224KB 5240KB [ 2081.841808][ T8695] kmalloc-4k 33092KB 33140KB [ 2081.847894][ T8695] kmalloc-2k 17736KB 17816KB [ 2081.854674][ T8695] kmalloc-1k 9384KB 9488KB [ 2081.860953][ T8695] kmalloc-512 5974KB 5984KB [ 2081.867303][ T8695] kmalloc-256 4522KB 4536KB [ 2081.875059][ T8695] kmalloc-192 2126KB 2126KB [ 2081.881391][ T8695] kmalloc-96 1878KB 1884KB [ 2081.887558][ T8695] kmalloc-64 2380KB 2408KB [ 2081.895424][ T8695] kmalloc-32 5608000KB 5608000KB [ 2081.903706][ T8695] kmalloc-128 1175KB 1192KB [ 2081.911233][ T8695] kmem_cache 50KB 59KB [ 2081.917288][ T8695] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.3,pid=5240,uid=0 [ 2081.933503][ T8695] Out of memory: Killed process 5240 (syz-executor.3) total-vm:93420kB, anon-rss:3828kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:136kB oom_score_adj:1000 [ 2081.953341][ T1954] oom_reaper: reaped process 5240 (syz-executor.3), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2081.972819][ T2] kthreadd invoked oom-killer: gfp_mask=0x40cc0(GFP_KERNEL|__GFP_COMP), order=0, oom_score_adj=0 [ 2081.987943][ T2] CPU: 1 PID: 2 Comm: kthreadd Not tainted 5.9.0-rc6-syzkaller #0 [ 2081.995930][ T2] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2082.006194][ T2] Call Trace: [ 2082.009477][ T2] dump_stack+0x10f/0x19d [ 2082.013818][ T2] dump_header+0x8e/0x400 [ 2082.018144][ T2] oom_kill_process+0x18d/0x3f0 [ 2082.023002][ T2] out_of_memory+0x5fd/0x8c0 [ 2082.027769][ T2] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2082.033126][ T2] __alloc_pages_nodemask+0x266/0x380 [ 2082.038629][ T2] kmem_getpages+0x17/0xb0 [ 2082.043035][ T2] cache_grow_begin+0x60/0x1f0 [ 2082.047779][ T2] fallback_alloc+0x124/0x1e0 [ 2082.052657][ T2] __kmalloc+0x137/0x310 [ 2082.056889][ T2] ? kzalloc+0x1d/0x30 [ 2082.060937][ T2] kzalloc+0x1d/0x30 [ 2082.064904][ T2] security_prepare_creds+0x44/0x1a0 [ 2082.070178][ T2] prepare_creds+0x28e/0x380 [ 2082.074931][ T2] copy_creds+0xfd/0x350 [ 2082.079345][ T2] copy_process+0x5c1/0x2dc0 [ 2082.083955][ T2] _do_fork+0x14a/0x6c0 [ 2082.088405][ T2] ? kthread_blkcg+0x80/0x80 [ 2082.092977][ T2] kernel_thread+0x85/0xb0 [ 2082.097518][ T2] ? kthread_blkcg+0x80/0x80 [ 2082.102092][ T2] kthreadd+0x317/0x3d0 [ 2082.106241][ T2] ? kthread_stop+0x310/0x310 [ 2082.110979][ T2] ret_from_fork+0x1f/0x30 [ 2082.118657][ T2] Mem-Info: [ 2082.121893][ T2] active_anon:1708 inactive_anon:274985 isolated_anon:0 [ 2082.121893][ T2] active_file:13 inactive_file:0 isolated_file:0 [ 2082.121893][ T2] unevictable:4 dirty:0 writeback:0 [ 2082.121893][ T2] slab_reclaimable:7958 slab_unreclaimable:1485069 [ 2082.121893][ T2] mapped:54724 shmem:7470 pagetables:5264 bounce:0 [ 2082.121893][ T2] free:15386 free_pcp:123 free_cma:0 [ 2082.165245][ T2] Node 0 active_anon:6832kB inactive_anon:1099940kB active_file:48kB inactive_file:0kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 839680kB writeback_tmp:0kB kernel_stack:8768kB all_unreclaimable? yes [ 2082.196575][ T2] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2082.226202][ T2] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2082.255522][ T2] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2082.261367][ T2] Node 0 DMA32 free:20160kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:726240kB active_file:88kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:16848kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2082.293464][ T2] lowmem_reserve[]: 0 0 707 707 707 [ 2082.298795][ T2] Node 0 Normal free:3968kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:373668kB active_file:8kB inactive_file:4kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:4192kB bounce:0kB free_pcp:484kB local_pcp:252kB free_cma:0kB [ 2082.330487][ T2] lowmem_reserve[]: 0 0 0 0 0 [ 2082.335164][ T2] Node 1 Normal free:22940kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2082.364363][ T2] lowmem_reserve[]: 0 0 0 0 0 [ 2082.370650][ T2] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2082.385043][ T2] Node 0 DMA32: 1258*4kB (UME) 775*8kB (UME) 322*16kB (ME) 105*32kB (UM) 1*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 20192kB [ 2082.400646][ T2] Node 0 Normal: 590*4kB (ME) 123*8kB (UME) 37*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3968kB [ 2082.414489][ T2] Node 1 Normal: 3*4kB (UME) 2*8kB (UE) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22940kB [ 2082.430655][ T2] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2082.441302][ T2] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2082.450951][ T2] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2082.460667][ T2] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2082.470114][ T2] 7500 total pagecache pages [ 2082.474829][ T2] 0 pages in swap cache [ 2082.479003][ T2] Swap cache stats: add 0, delete 0, find 0/0 [ 2082.485222][ T2] Free swap = 0kB [ 2082.488947][ T2] Total swap = 0kB [ 2082.492657][ T2] 1965979 pages RAM [ 2082.496473][ T2] 0 pages HighMem/MovableOnly [ 2082.501166][ T2] 83664 pages reserved [ 2082.505397][ T2] 0 pages cma reserved [ 2082.509470][ T2] Unreclaimable slab info: [ 2082.513876][ T2] Name Used Total [ 2082.520242][ T2] SCTPv6 10KB 15KB [ 2082.526297][ T2] DCCPv6 12KB 14KB [ 2082.532386][ T2] DCCP 11KB 13KB [ 2082.538446][ T2] PINGv6 1KB 3KB [ 2082.544648][ T2] RAWv6 49KB 53KB [ 2082.551643][ T2] UDPv6 38KB 47KB [ 2082.557750][ T2] TCPv6 20KB 34KB [ 2082.563967][ T2] nf_conntrack 6KB 24KB [ 2082.570442][ T2] scsi_sense_cache 1056KB 1060KB [ 2082.576629][ T2] i915_vma 48KB 52KB [ 2082.583762][ T2] mqueue_inode_cache 6KB 7KB [ 2082.590454][ T2] cifs_small_rq 13KB 15KB [ 2082.596772][ T2] cifs_request 65KB 65KB [ 2082.603851][ T2] nfs_read_data 28KB 28KB [ 2082.610493][ T2] pid_namespace 1KB 3KB [ 2082.616556][ T2] tcp_bind_bucket 191KB 204KB [ 2082.623588][ T2] xfrm_state 5KB 7KB [ 2082.629679][ T2] PING 59KB 80KB [ 2082.636009][ T2] RAW 42KB 48KB [ 2082.642104][ T2] UDP 33KB 55KB [ 2082.648163][ T2] TCP 8KB 19KB [ 2082.654404][ T2] hugetlbfs_inode_cache 1KB 7KB [ 2082.661803][ T2] eventpoll_pwq 4KB 11KB [ 2082.667865][ T2] bio_crypt_ctx 6KB 7KB [ 2082.674405][ T2] request_queue 86KB 102KB [ 2082.680482][ T2] blkdev_ioc 3KB 3KB [ 2082.687026][ T2] biovec-max 644KB 644KB [ 2082.693116][ T2] biovec-128 20KB 24KB [ 2082.699205][ T2] biovec-64 16KB 20KB [ 2082.705504][ T2] khugepaged_mm_slot 17KB 27KB [ 2082.711698][ T2] dmaengine-unmap-256 2KB 6KB [ 2082.717944][ T2] dmaengine-unmap-128 1KB 7KB [ 2082.724191][ T2] dmaengine-unmap-2 0KB 3KB [ 2082.733368][ T2] QIPCRTR 0KB 7KB [ 2082.739456][ T2] skbuff_ext_cache 21KB 55KB [ 2082.745547][ T2] skbuff_fclone_cache 2KB 8KB [ 2082.756229][ T2] skbuff_head_cache 66KB 172KB [ 2082.762572][ T2] file_lock_cache 0KB 3KB [ 2082.768809][ T2] fsnotify_mark_connector 0KB 7KB [ 2082.780323][ T2] net_namespace 29KB 29KB [ 2082.786398][ T2] task_delay_info 48KB 63KB [ 2082.792834][ T2] taskstats 4KB 18KB [ 2082.800929][ T2] proc_dir_entry 708KB 712KB [ 2082.806988][ T2] pde_opener 0KB 3KB [ 2082.813079][ T2] seq_file 0KB 3KB [ 2082.820976][ T2] shmem_inode_cache 4481KB 4517KB [ 2082.827211][ T2] kernfs_node_cache 29633KB 29684KB [ 2082.833453][ T2] mnt_cache 113KB 120KB [ 2082.841469][ T2] filp 161KB 300KB [ 2082.847854][ T2] names_cache 152KB 152KB [ 2082.853935][ T2] iint_cache 10KB 39KB [ 2082.860295][ T2] uts_namespace 2KB 3KB [ 2082.866473][ T2] vm_area_struct 1321KB 1500KB [ 2082.872565][ T2] mm_struct 195KB 230KB [ 2082.878935][ T2] fs_cache 11KB 19KB [ 2082.885068][ T2] files_cache 123KB 166KB [ 2082.891994][ T2] signal_cache 621KB 676KB [ 2082.898073][ T2] sighand_cache 1140KB 1218KB [ 2082.909482][ T2] task_struct 2689KB 2739KB [ 2082.915630][ T2] cred_jar 126KB 263KB [ 2082.935918][ T2] anon_vma_chain 279KB 328KB [ 2082.942157][ T2] anon_vma 154KB 187KB [ 2082.948485][ T2] pid 57KB 84KB [ 2082.962142][ T2] Acpi-Operand 110KB 118KB [ 2082.968639][ T2] Acpi-Parse 99KB 124KB [ 2082.979390][ T2] Acpi-State 37KB 51KB [ 2082.985537][ T2] numa_policy 15KB 22KB [ 2082.996892][ T2] trace_event_file 287KB 296KB [ 2083.003154][ T2] ftrace_event_field 441KB 451KB [ 2083.015410][ T2] pool_workqueue 276KB 332KB [ 2083.021531][ T2] vmap_area 285KB 640KB [ 2083.027591][ T2] kmalloc-4M 4096KB 4096KB [ 2083.037627][ T2] kmalloc-512k 2048KB 2048KB [ 2083.043728][ T2] kmalloc-256k 256KB 256KB [ 2083.053788][ T2] kmalloc-128k 2816KB 2816KB [ 2083.059964][ T2] kmalloc-64k 3968KB 4032KB [ 2083.066020][ T2] kmalloc-32k 1568KB 1568KB [ 2083.076183][ T2] kmalloc-16k 1184KB 1184KB [ 2083.082683][ T2] kmalloc-8k 5224KB 5240KB [ 2083.094101][ T2] kmalloc-4k 33092KB 33140KB [ 2083.100193][ T2] kmalloc-2k 17736KB 17816KB [ 2083.106251][ T2] kmalloc-1k 9384KB 9488KB [ 2083.115726][ T2] kmalloc-512 5974KB 5984KB [ 2083.122844][ T2] kmalloc-256 4522KB 4536KB [ 2083.132647][ T2] kmalloc-192 2126KB 2126KB [ 2083.138705][ T2] kmalloc-96 1878KB 1884KB [ 2083.144857][ T2] kmalloc-64 2380KB 2408KB [ 2083.154772][ T2] kmalloc-32 5609990KB 5609992KB [ 2083.161009][ T2] kmalloc-128 1175KB 1192KB [ 2083.167065][ T2] kmem_cache 50KB 59KB [ 2083.174836][ T2] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.0,pid=16761,uid=0 [ 2083.191555][ T2] Out of memory: Killed process 16761 (syz-executor.0) total-vm:93420kB, anon-rss:3820kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2083.217068][ T1954] oom_reaper: reaped process 16761 (syz-executor.0), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2083.241370][ T8695] syz-fuzzer invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2083.257644][ T8695] CPU: 1 PID: 8695 Comm: syz-fuzzer Not tainted 5.9.0-rc6-syzkaller #0 [ 2083.266130][ T8695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2083.276309][ T8695] Call Trace: [ 2083.279616][ T8695] dump_stack+0x10f/0x19d [ 2083.283947][ T8695] dump_header+0x8e/0x400 [ 2083.288268][ T8695] oom_kill_process+0x18d/0x3f0 [ 2083.293193][ T8695] out_of_memory+0x5fd/0x8c0 [ 2083.297786][ T8695] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2083.303215][ T8695] __alloc_pages_nodemask+0x266/0x380 [ 2083.308608][ T8695] alloc_pages_current+0x21d/0x310 [ 2083.313726][ T8695] __page_cache_alloc+0x4f/0x120 [ 2083.318660][ T8695] pagecache_get_page+0x4ba/0x970 [ 2083.323681][ T8695] ? __do_page_cache_readahead+0x96/0xb0 [ 2083.329480][ T8695] filemap_fault+0xb7a/0x1270 [ 2083.334172][ T8695] ext4_filemap_fault+0x4b/0x60 [ 2083.339019][ T8695] do_read_fault+0x41f/0x760 [ 2083.343606][ T8695] handle_mm_fault+0x14e9/0x1af0 [ 2083.348556][ T8695] do_user_addr_fault+0x380/0x770 [ 2083.353924][ T8695] exc_page_fault+0xb8/0x330 [ 2083.358494][ T8695] ? asm_exc_page_fault+0x8/0x30 [ 2083.363413][ T8695] asm_exc_page_fault+0x1e/0x30 [ 2083.368273][ T8695] RIP: 0033:0x469093 [ 2083.372159][ T8695] Code: Bad RIP value. [ 2083.376213][ T8695] RSP: 002b:000000c00004de80 EFLAGS: 00010206 [ 2083.382304][ T8695] RAX: ffffffffffffff92 RBX: 000000003b984833 RCX: 0000000000469093 [ 2083.390297][ T8695] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000198b038 [ 2083.398379][ T8695] RBP: 000000c00004dec8 R08: 0000000000000000 R09: 0000000000000000 [ 2083.406334][ T8695] R10: 000000c00004deb8 R11: 0000000000000206 R12: 0000000000439470 [ 2083.414295][ T8695] R13: 0000000000000000 R14: 0000000000ae2c0c R15: 0000000000000000 [ 2083.425680][ T8695] Mem-Info: [ 2083.428909][ T8695] active_anon:1708 inactive_anon:274439 isolated_anon:0 [ 2083.428909][ T8695] active_file:19 inactive_file:11 isolated_file:0 [ 2083.428909][ T8695] unevictable:4 dirty:0 writeback:0 [ 2083.428909][ T8695] slab_reclaimable:7956 slab_unreclaimable:1485581 [ 2083.428909][ T8695] mapped:54724 shmem:7470 pagetables:5261 bounce:0 [ 2083.428909][ T8695] free:15382 free_pcp:124 free_cma:0 [ 2083.467285][ T8695] Node 0 active_anon:6832kB inactive_anon:1097724kB active_file:20kB inactive_file:88kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:4kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 835584kB writeback_tmp:0kB kernel_stack:8752kB all_unreclaimable? no [ 2083.496822][ T8695] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2083.524034][ T8695] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2083.552677][ T8695] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2083.558388][ T8695] Node 0 DMA32 free:20120kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:724056kB active_file:28kB inactive_file:68kB unevictable:0kB writepending:4kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:16736kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2083.588892][ T8695] lowmem_reserve[]: 0 0 707 707 707 [ 2083.594486][ T8695] Node 0 Normal free:4156kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:373668kB active_file:0kB inactive_file:20kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:4192kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2083.624335][ T8695] lowmem_reserve[]: 0 0 0 0 0 [ 2083.629139][ T8695] Node 1 Normal free:22940kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2083.658073][ T8695] lowmem_reserve[]: 0 0 0 0 0 [ 2083.663532][ T8695] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2083.678344][ T8695] Node 0 DMA32: 1268*4kB (ME) 778*8kB (ME) 324*16kB (UME) 104*32kB (M) 1*64kB (U) 0*128kB 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 20128kB [ 2083.693549][ T8695] Node 0 Normal: 612*4kB (UME) 142*8kB (UME) 37*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 4208kB [ 2083.708053][ T8695] Node 1 Normal: 3*4kB (UME) 2*8kB (UE) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22940kB [ 2083.724136][ T8695] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2083.733868][ T8695] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2083.743305][ T8695] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2083.752928][ T8695] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2083.762550][ T8695] 7499 total pagecache pages [ 2083.767133][ T8695] 0 pages in swap cache [ 2083.772256][ T8695] Swap cache stats: add 0, delete 0, find 0/0 [ 2083.778320][ T8695] Free swap = 0kB [ 2083.782251][ T8695] Total swap = 0kB [ 2083.786357][ T8695] 1965979 pages RAM [ 2083.790169][ T8695] 0 pages HighMem/MovableOnly [ 2083.794926][ T8695] 83664 pages reserved [ 2083.799142][ T8695] 0 pages cma reserved [ 2083.803199][ T8695] Unreclaimable slab info: [ 2083.807600][ T8695] Name Used Total [ 2083.813846][ T8695] SCTPv6 10KB 15KB [ 2083.819933][ T8695] DCCPv6 12KB 14KB [ 2083.825992][ T8695] DCCP 11KB 13KB [ 2083.832072][ T8695] PINGv6 1KB 3KB [ 2083.838247][ T8695] RAWv6 49KB 53KB [ 2083.844721][ T8695] UDPv6 38KB 47KB [ 2083.850945][ T8695] TCPv6 20KB 34KB [ 2083.857061][ T8695] nf_conntrack 6KB 24KB [ 2083.863147][ T8695] scsi_sense_cache 1056KB 1060KB [ 2083.869224][ T8695] i915_vma 48KB 52KB [ 2083.875466][ T8695] mqueue_inode_cache 6KB 7KB [ 2083.882483][ T8695] cifs_small_rq 13KB 15KB [ 2083.888609][ T8695] cifs_request 65KB 65KB [ 2083.894709][ T8695] nfs_read_data 28KB 28KB [ 2083.900879][ T8695] pid_namespace 1KB 3KB [ 2083.907016][ T8695] tcp_bind_bucket 191KB 204KB [ 2083.913092][ T8695] xfrm_state 5KB 7KB [ 2083.919316][ T8695] PING 58KB 80KB [ 2083.925366][ T8695] RAW 42KB 48KB [ 2083.931654][ T8695] UDP 33KB 55KB [ 2083.937836][ T8695] TCP 8KB 19KB [ 2083.944190][ T8695] hugetlbfs_inode_cache 1KB 7KB [ 2083.950928][ T8695] eventpoll_pwq 4KB 11KB [ 2083.957163][ T8695] bio_crypt_ctx 6KB 7KB [ 2083.963327][ T8695] request_queue 86KB 102KB [ 2083.969488][ T8695] blkdev_ioc 3KB 3KB [ 2083.975773][ T8695] biovec-max 644KB 644KB [ 2083.982113][ T8695] biovec-128 20KB 24KB [ 2083.988266][ T8695] biovec-64 5KB 20KB [ 2083.994881][ T8695] khugepaged_mm_slot 16KB 27KB [ 2084.001149][ T8695] dmaengine-unmap-256 2KB 6KB [ 2084.007418][ T8695] dmaengine-unmap-128 1KB 7KB [ 2084.013675][ T8695] dmaengine-unmap-2 0KB 3KB [ 2084.019921][ T8695] QIPCRTR 0KB 7KB [ 2084.025977][ T8695] skbuff_ext_cache 21KB 55KB [ 2084.032054][ T8695] skbuff_fclone_cache 1KB 8KB [ 2084.038395][ T8695] skbuff_head_cache 66KB 172KB [ 2084.044610][ T8695] file_lock_cache 0KB 3KB [ 2084.050797][ T8695] fsnotify_mark_connector 0KB 7KB [ 2084.057370][ T8695] net_namespace 29KB 29KB [ 2084.063434][ T8695] task_delay_info 48KB 63KB [ 2084.069698][ T8695] taskstats 4KB 18KB [ 2084.076518][ T8695] proc_dir_entry 708KB 712KB [ 2084.082756][ T8695] pde_opener 0KB 3KB [ 2084.089009][ T8695] seq_file 0KB 3KB [ 2084.095063][ T8695] shmem_inode_cache 4481KB 4517KB [ 2084.102110][ T8695] kernfs_node_cache 29633KB 29684KB [ 2084.108334][ T8695] mnt_cache 113KB 120KB [ 2084.114592][ T8695] filp 160KB 300KB [ 2084.120732][ T8695] names_cache 152KB 152KB [ 2084.126776][ T8695] iint_cache 10KB 39KB [ 2084.133186][ T8695] uts_namespace 2KB 3KB [ 2084.139269][ T8695] vm_area_struct 1311KB 1500KB [ 2084.145510][ T8695] mm_struct 195KB 230KB [ 2084.151586][ T8695] fs_cache 10KB 19KB [ 2084.157638][ T8695] files_cache 121KB 166KB [ 2084.163871][ T8695] signal_cache 621KB 676KB [ 2084.169962][ T8695] sighand_cache 1140KB 1218KB [ 2084.176218][ T8695] task_struct 2689KB 2739KB [ 2084.182312][ T8695] cred_jar 125KB 263KB [ 2084.188649][ T8695] anon_vma_chain 276KB 328KB [ 2084.194800][ T8695] anon_vma 151KB 187KB [ 2084.200877][ T8695] pid 57KB 84KB [ 2084.207043][ T8695] Acpi-Operand 110KB 118KB [ 2084.213834][ T8695] Acpi-Parse 99KB 124KB [ 2084.220021][ T8695] Acpi-State 37KB 51KB [ 2084.226071][ T8695] numa_policy 15KB 22KB [ 2084.232223][ T8695] trace_event_file 287KB 296KB [ 2084.238286][ T8695] ftrace_event_field 441KB 451KB [ 2084.244512][ T8695] pool_workqueue 276KB 332KB [ 2084.250684][ T8695] vmap_area 285KB 640KB [ 2084.256739][ T8695] kmalloc-4M 4096KB 4096KB [ 2084.262997][ T8695] kmalloc-512k 2048KB 2048KB [ 2084.269284][ T8695] kmalloc-256k 256KB 256KB [ 2084.275349][ T8695] kmalloc-128k 2816KB 2816KB [ 2084.281552][ T8695] kmalloc-64k 3968KB 4032KB [ 2084.287596][ T8695] kmalloc-32k 1568KB 1568KB [ 2084.293661][ T8695] kmalloc-16k 1184KB 1184KB [ 2084.299749][ T8695] kmalloc-8k 5224KB 5240KB [ 2084.305810][ T8695] kmalloc-4k 33092KB 33140KB [ 2084.312017][ T8695] kmalloc-2k 17730KB 17816KB [ 2084.318200][ T8695] kmalloc-1k 9384KB 9488KB [ 2084.325024][ T8695] kmalloc-512 5974KB 5984KB [ 2084.331289][ T8695] kmalloc-256 4522KB 4536KB [ 2084.337344][ T8695] kmalloc-192 2126KB 2126KB [ 2084.343731][ T8695] kmalloc-96 1878KB 1884KB [ 2084.349811][ T8695] kmalloc-64 2380KB 2408KB [ 2084.355857][ T8695] kmalloc-32 5612352KB 5612352KB [ 2084.361956][ T8695] kmalloc-128 1175KB 1192KB [ 2084.368184][ T8695] kmem_cache 50KB 59KB [ 2084.374258][ T8695] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.0,pid=13358,uid=0 [ 2084.389081][ T8695] Out of memory: Killed process 13358 (syz-executor.0) total-vm:93420kB, anon-rss:3820kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2084.407330][ T1954] oom_reaper: reaped process 13358 (syz-executor.0), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2084.461751][ T8698] syz-fuzzer invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2084.472670][ T8698] CPU: 0 PID: 8698 Comm: syz-fuzzer Not tainted 5.9.0-rc6-syzkaller #0 [ 2084.480907][ T8698] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2084.491110][ T8698] Call Trace: [ 2084.494406][ T8698] dump_stack+0x10f/0x19d [ 2084.498908][ T8698] dump_header+0x8e/0x400 [ 2084.503232][ T8698] oom_kill_process+0x18d/0x3f0 [ 2084.508073][ T8698] out_of_memory+0x5fd/0x8c0 [ 2084.512662][ T8698] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2084.518087][ T8698] __alloc_pages_nodemask+0x266/0x380 [ 2084.523449][ T8698] alloc_pages_current+0x21d/0x310 [ 2084.528670][ T8698] __page_cache_alloc+0x4f/0x120 [ 2084.533604][ T8698] pagecache_get_page+0x4ba/0x970 [ 2084.538625][ T8698] ? __do_page_cache_readahead+0x96/0xb0 [ 2084.544253][ T8698] filemap_fault+0xb7a/0x1270 [ 2084.549112][ T8698] ext4_filemap_fault+0x4b/0x60 [ 2084.554299][ T8698] do_read_fault+0x41f/0x760 [ 2084.559073][ T8698] handle_mm_fault+0x14e9/0x1af0 [ 2084.564096][ T8698] do_user_addr_fault+0x380/0x770 [ 2084.569422][ T8698] exc_page_fault+0xb8/0x330 [ 2084.574014][ T8698] ? asm_exc_page_fault+0x8/0x30 [ 2084.578946][ T8698] asm_exc_page_fault+0x1e/0x30 [ 2084.584023][ T8698] RIP: 0033:0x469240 [ 2084.588112][ T8698] Code: Bad RIP value. [ 2084.592170][ T8698] RSP: 002b:000000c00008f7f0 EFLAGS: 00010246 [ 2084.598230][ T8698] RAX: 0000000000000000 RBX: 00000000000003e6 RCX: 0000000000469240 [ 2084.606187][ T8698] RDX: 0000000000000080 RSI: 000000c00008f840 RDI: 0000000000000003 [ 2084.614298][ T8698] RBP: 000000c00008fe40 R08: 0000000000000000 R09: 0000000000000000 [ 2084.622607][ T8698] R10: 00000000000003e6 R11: 0000000000000246 R12: 0000000000000003 [ 2084.630658][ T8698] R13: 000000c000094180 R14: 0000000000000004 R15: ffffffffffffffff [ 2084.644004][ T8698] Mem-Info: [ 2084.647283][ T8698] active_anon:1708 inactive_anon:274406 isolated_anon:0 [ 2084.647283][ T8698] active_file:40 inactive_file:0 isolated_file:0 [ 2084.647283][ T8698] unevictable:4 dirty:0 writeback:0 [ 2084.647283][ T8698] slab_reclaimable:7950 slab_unreclaimable:1485691 [ 2084.647283][ T8698] mapped:54724 shmem:7470 pagetables:5196 bounce:0 [ 2084.647283][ T8698] free:15395 free_pcp:184 free_cma:0 [ 2084.685308][ T8698] Node 0 active_anon:6832kB inactive_anon:1097624kB active_file:156kB inactive_file:0kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 835584kB writeback_tmp:0kB kernel_stack:8720kB all_unreclaimable? yes [ 2084.718181][ T8698] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2084.745399][ T8698] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2084.773982][ T8698] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2084.782505][ T8698] Node 0 DMA32 free:20128kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:723956kB active_file:152kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:16588kB bounce:0kB free_pcp:504kB local_pcp:348kB free_cma:0kB [ 2084.813034][ T8698] lowmem_reserve[]: 0 0 707 707 707 [ 2084.818237][ T8698] Node 0 Normal free:3956kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:373668kB active_file:4kB inactive_file:8kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:4192kB bounce:0kB free_pcp:472kB local_pcp:228kB free_cma:0kB [ 2084.848547][ T8698] lowmem_reserve[]: 0 0 0 0 0 [ 2084.853269][ T8698] Node 1 Normal free:22940kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2084.882448][ T8698] lowmem_reserve[]: 0 0 0 0 0 [ 2084.887125][ T8698] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2084.901734][ T8698] Node 0 DMA32: 1268*4kB (ME) 778*8kB (ME) 324*16kB (UME) 104*32kB (M) 1*64kB (U) 0*128kB 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 20128kB [ 2084.916937][ T8698] Node 0 Normal: 591*4kB (ME) 121*8kB (ME) 37*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3956kB [ 2084.935740][ T8698] Node 1 Normal: 3*4kB (UME) 2*8kB (UE) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22940kB [ 2084.954111][ T8698] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2084.963701][ T8698] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2084.975310][ T8698] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2084.984871][ T8698] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2084.996041][ T8698] 7499 total pagecache pages [ 2085.000659][ T8698] 0 pages in swap cache [ 2085.004807][ T8698] Swap cache stats: add 0, delete 0, find 0/0 [ 2085.013140][ T8698] Free swap = 0kB [ 2085.016943][ T8698] Total swap = 0kB [ 2085.020660][ T8698] 1965979 pages RAM [ 2085.024504][ T8698] 0 pages HighMem/MovableOnly [ 2085.031888][ T8698] 83664 pages reserved [ 2085.036071][ T8698] 0 pages cma reserved [ 2085.041536][ T8698] Unreclaimable slab info: [ 2085.045940][ T8698] Name Used Total [ 2085.054575][ T8698] SCTPv6 10KB 15KB [ 2085.061907][ T8698] DCCPv6 12KB 14KB [ 2085.068049][ T8698] DCCP 11KB 13KB [ 2085.075849][ T8698] PINGv6 1KB 3KB [ 2085.083135][ T8698] RAWv6 49KB 53KB [ 2085.091384][ T8698] UDPv6 38KB 47KB [ 2085.097443][ T8698] TCPv6 20KB 34KB [ 2085.104155][ T8698] nf_conntrack 6KB 24KB [ 2085.112809][ T8698] scsi_sense_cache 1056KB 1060KB [ 2085.119313][ T8698] i915_vma 48KB 52KB [ 2085.125374][ T8698] mqueue_inode_cache 6KB 7KB [ 2085.134460][ T8698] cifs_small_rq 13KB 15KB [ 2085.142307][ T8698] cifs_request 65KB 65KB [ 2085.148373][ T8698] nfs_read_data 28KB 28KB [ 2085.156069][ T8698] pid_namespace 1KB 3KB [ 2085.163806][ T8698] tcp_bind_bucket 191KB 204KB [ 2085.171818][ T8698] xfrm_state 5KB 7KB [ 2085.177974][ T8698] PING 58KB 80KB [ 2085.184138][ T8698] RAW 42KB 48KB [ 2085.192519][ T8698] UDP 33KB 55KB [ 2085.198585][ T8698] TCP 8KB 19KB [ 2085.204692][ T8698] hugetlbfs_inode_cache 1KB 7KB [ 2085.213220][ T8698] eventpoll_pwq 4KB 11KB [ 2085.219310][ T8698] bio_crypt_ctx 6KB 7KB [ 2085.225366][ T8698] request_queue 86KB 102KB [ 2085.233702][ T8698] blkdev_ioc 3KB 3KB [ 2085.239797][ T8698] biovec-max 644KB 644KB [ 2085.245853][ T8698] biovec-128 20KB 24KB [ 2085.254242][ T8698] biovec-64 5KB 20KB [ 2085.260341][ T8698] khugepaged_mm_slot 16KB 27KB [ 2085.266484][ T8698] dmaengine-unmap-256 2KB 6KB [ 2085.274524][ T8698] dmaengine-unmap-128 1KB 7KB [ 2085.282566][ T8698] dmaengine-unmap-2 0KB 3KB [ 2085.288648][ T8698] QIPCRTR 0KB 7KB [ 2085.294706][ T8698] skbuff_ext_cache 21KB 55KB [ 2085.303178][ T8698] skbuff_fclone_cache 1KB 8KB [ 2085.309426][ T8698] skbuff_head_cache 66KB 172KB [ 2085.315479][ T8698] file_lock_cache 0KB 3KB [ 2085.323948][ T8698] fsnotify_mark_connector 0KB 7KB [ 2085.330698][ T8698] net_namespace 29KB 29KB [ 2085.336886][ T8698] task_delay_info 48KB 63KB [ 2085.344855][ T8698] taskstats 4KB 18KB [ 2085.351047][ T8698] proc_dir_entry 708KB 712KB [ 2085.357160][ T8698] pde_opener 0KB 3KB [ 2085.365113][ T8698] seq_file 0KB 3KB [ 2085.371554][ T8698] shmem_inode_cache 4481KB 4517KB [ 2085.377783][ T8698] kernfs_node_cache 29633KB 29684KB [ 2085.385406][ T8698] mnt_cache 113KB 120KB [ 2085.391493][ T8698] filp 160KB 300KB [ 2085.397544][ T8698] names_cache 152KB 152KB [ 2085.405409][ T8698] iint_cache 10KB 39KB [ 2085.411476][ T8698] uts_namespace 2KB 3KB [ 2085.417645][ T8698] vm_area_struct 1311KB 1500KB [ 2085.425817][ T8698] mm_struct 195KB 230KB [ 2085.432405][ T8698] fs_cache 10KB 19KB [ 2085.438738][ T8698] files_cache 121KB 166KB [ 2085.444903][ T8698] signal_cache 621KB 676KB [ 2085.453503][ T8698] sighand_cache 1140KB 1218KB [ 2085.459660][ T8698] task_struct 2689KB 2739KB [ 2085.465724][ T8698] cred_jar 125KB 263KB [ 2085.473736][ T8698] anon_vma_chain 276KB 328KB [ 2085.480065][ T8698] anon_vma 151KB 187KB [ 2085.486123][ T8698] pid 57KB 84KB [ 2085.496203][ T8698] Acpi-Operand 110KB 118KB [ 2085.506181][ T8698] Acpi-Parse 99KB 124KB [ 2085.513938][ T8698] Acpi-State 37KB 51KB [ 2085.521986][ T8698] numa_policy 15KB 22KB [ 2085.528135][ T8698] trace_event_file 287KB 296KB [ 2085.534208][ T8698] ftrace_event_field 441KB 451KB [ 2085.542803][ T8698] pool_workqueue 276KB 332KB [ 2085.548887][ T8698] vmap_area 285KB 640KB [ 2085.555028][ T8698] kmalloc-4M 4096KB 4096KB [ 2085.563540][ T8698] kmalloc-512k 2048KB 2048KB [ 2085.569882][ T8698] kmalloc-256k 256KB 256KB [ 2085.576167][ T8698] kmalloc-128k 2816KB 2816KB [ 2085.584405][ T8698] kmalloc-64k 3968KB 4032KB [ 2085.590538][ T8698] kmalloc-32k 1568KB 1568KB [ 2085.596795][ T8698] kmalloc-16k 1184KB 1184KB [ 2085.604608][ T8698] kmalloc-8k 5224KB 5240KB [ 2085.610693][ T8698] kmalloc-4k 33092KB 33140KB [ 2085.616762][ T8698] kmalloc-2k 17730KB 17816KB [ 2085.624718][ T8698] kmalloc-1k 9384KB 9488KB [ 2085.630957][ T8698] kmalloc-512 5974KB 5984KB [ 2085.637009][ T8698] kmalloc-256 4522KB 4536KB [ 2085.645306][ T8698] kmalloc-192 2126KB 2126KB [ 2085.651735][ T8698] kmalloc-96 1878KB 1884KB [ 2085.657793][ T8698] kmalloc-64 2380KB 2408KB [ 2085.665564][ T8698] kmalloc-32 5612364KB 5612364KB [ 2085.671648][ T8698] kmalloc-128 1175KB 1192KB [ 2085.677695][ T8698] kmem_cache 50KB 59KB [ 2085.685487][ T8698] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.0,pid=13336,uid=0 [ 2085.701841][ T8698] Out of memory: Killed process 13336 (syz-executor.0) total-vm:93420kB, anon-rss:3820kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2085.719947][ T1954] oom_reaper: reaped process 13336 (syz-executor.0), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2085.739110][ T8695] syz-fuzzer invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2085.754092][ T8695] CPU: 0 PID: 8695 Comm: syz-fuzzer Not tainted 5.9.0-rc6-syzkaller #0 [ 2085.762331][ T8695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2085.772422][ T8695] Call Trace: [ 2085.775705][ T8695] dump_stack+0x10f/0x19d [ 2085.780197][ T8695] dump_header+0x8e/0x400 [ 2085.784528][ T8695] oom_kill_process+0x18d/0x3f0 [ 2085.789459][ T8695] out_of_memory+0x5fd/0x8c0 [ 2085.794269][ T8695] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2085.799638][ T8695] __alloc_pages_nodemask+0x266/0x380 [ 2085.805002][ T8695] alloc_pages_current+0x21d/0x310 [ 2085.810494][ T8695] __page_cache_alloc+0x4f/0x120 [ 2085.815411][ T8695] pagecache_get_page+0x4ba/0x970 [ 2085.820470][ T8695] ? __do_page_cache_readahead+0x96/0xb0 [ 2085.826092][ T8695] filemap_fault+0xb7a/0x1270 [ 2085.830758][ T8695] ext4_filemap_fault+0x4b/0x60 [ 2085.835587][ T8695] do_read_fault+0x41f/0x760 [ 2085.840161][ T8695] handle_mm_fault+0x14e9/0x1af0 [ 2085.845134][ T8695] do_user_addr_fault+0x380/0x770 [ 2085.850315][ T8695] exc_page_fault+0xb8/0x330 [ 2085.854925][ T8695] ? asm_exc_page_fault+0x8/0x30 [ 2085.859848][ T8695] asm_exc_page_fault+0x1e/0x30 [ 2085.865025][ T8695] RIP: 0033:0x469093 [ 2085.868916][ T8695] Code: Bad RIP value. [ 2085.873089][ T8695] RSP: 002b:000000c00004de80 EFLAGS: 00010206 [ 2085.879424][ T8695] RAX: ffffffffffffff92 RBX: 000000003b984833 RCX: 0000000000469093 [ 2085.887569][ T8695] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000198b038 [ 2085.896037][ T8695] RBP: 000000c00004dec8 R08: 0000000000000000 R09: 0000000000000000 [ 2085.903999][ T8695] R10: 000000c00004deb8 R11: 0000000000000206 R12: 0000000000439470 [ 2085.912180][ T8695] R13: 0000000000000000 R14: 0000000000ae2c0c R15: 0000000000000000 [ 2085.925436][ T8695] Mem-Info: [ 2085.928740][ T8695] active_anon:1708 inactive_anon:274381 isolated_anon:0 [ 2085.928740][ T8695] active_file:25 inactive_file:0 isolated_file:0 [ 2085.928740][ T8695] unevictable:4 dirty:0 writeback:0 [ 2085.928740][ T8695] slab_reclaimable:7950 slab_unreclaimable:1485695 [ 2085.928740][ T8695] mapped:54724 shmem:7470 pagetables:5168 bounce:0 [ 2085.928740][ T8695] free:15332 free_pcp:303 free_cma:0 [ 2085.967167][ T8695] Node 0 active_anon:6832kB inactive_anon:1097524kB active_file:96kB inactive_file:0kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 835584kB writeback_tmp:0kB kernel_stack:8704kB all_unreclaimable? yes [ 2085.996788][ T8695] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2086.024083][ T8695] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2086.052161][ T8695] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2086.057982][ T8695] Node 0 DMA32 free:20128kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:723856kB active_file:76kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:16476kB bounce:0kB free_pcp:760kB local_pcp:348kB free_cma:0kB [ 2086.087977][ T8695] lowmem_reserve[]: 0 0 707 707 707 [ 2086.091501][T23496] warn_alloc: 273 callbacks suppressed [ 2086.091514][T23496] syz-executor.4: page allocation failure: order:0, mode:0x40cc0(GFP_KERNEL|__GFP_COMP), nodemask=(null),cpuset=/,mems_allowed=0-1 [ 2086.093190][ T8695] Node 0 Normal free:3956kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:373668kB active_file:28kB inactive_file:0kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:4192kB bounce:0kB free_pcp:448kB local_pcp:224kB free_cma:0kB [ 2086.106426][T23496] CPU: 1 PID: 23496 Comm: syz-executor.4 Not tainted 5.9.0-rc6-syzkaller #0 [ 2086.112450][ T8695] lowmem_reserve[]: 0 0 0 0 0 [ 2086.142198][T23496] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2086.142202][T23496] Call Trace: [ 2086.142220][T23496] dump_stack+0x10f/0x19d [ 2086.142238][T23496] warn_alloc+0x105/0x160 [ 2086.150951][ T8695] Node 1 Normal free:22940kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2086.155624][T23496] ? schedule_timeout+0x13f/0x2c0 [ 2086.165662][ T8695] lowmem_reserve[]: 0 0 0 0 0 [ 2086.168947][T23496] __alloc_pages_slowpath+0x9cd/0x9e0 [ 2086.168963][T23496] __alloc_pages_nodemask+0x266/0x380 [ 2086.173264][ T8695] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2086.177592][T23496] kmem_getpages+0x17/0xb0 [ 2086.206334][ T8695] Node 0 DMA32: 1268*4kB (ME) 778*8kB (ME) 324*16kB (UME) 105*32kB (UM) 1*64kB (U) 0*128kB 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 20160kB [ 2086.211339][T23496] cache_grow_begin+0x60/0x1f0 [ 2086.211354][T23496] fallback_alloc+0x124/0x1e0 [ 2086.216004][ T8695] Node 0 Normal: 591*4kB (ME) 121*8kB (ME) 37*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3956kB [ 2086.221468][T23496] kmem_cache_alloc_trace+0x113/0x2d0 [ 2086.221482][T23496] ? io_issue_sqe+0x261e/0x7950 [ 2086.221499][T23496] io_issue_sqe+0x261e/0x7950 [ 2086.226845][ T8695] Node 1 Normal: 3*4kB (UME) 2*8kB (UE) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22940kB [ 2086.241214][T23496] ? check_preemption_disabled+0x51/0x140 [ 2086.241235][T23496] ? check_preemption_disabled+0x51/0x140 [ 2086.245629][ T8695] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2086.260748][T23496] ? debug_smp_processor_id+0x18/0x20 [ 2086.260760][T23496] ? irqentry_exit_cond_resched+0x22/0x40 [ 2086.260769][T23496] ? check_preemption_disabled+0x51/0x140 [ 2086.260780][T23496] ? ___cache_free+0x9c/0x380 [ 2086.260794][T23496] ? __io_free_req_finish+0xe9/0x190 [ 2086.260807][T23496] ? __rcu_read_unlock+0x4b/0x260 [ 2086.260822][T23496] ? __io_free_req_finish+0x121/0x190 [ 2086.260904][T23496] __io_queue_sqe+0x1b7/0x670 [ 2086.260922][T23496] io_queue_sqe+0x81/0x220 [ 2086.265660][ T8695] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2086.270318][T23496] io_submit_sqe+0x333/0x550 [ 2086.270337][T23496] io_submit_sqes+0x8c6/0xfb0 [ 2086.284027][ T8695] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2086.289556][T23496] __se_sys_io_uring_enter+0x1e8/0x790 [ 2086.289573][T23496] __x64_sys_io_uring_enter+0x74/0x80 [ 2086.294422][ T8695] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2086.299301][T23496] do_syscall_64+0x39/0x80 [ 2086.299320][T23496] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 2086.315778][ T8695] 7499 total pagecache pages [ 2086.321558][T23496] RIP: 0033:0x45e179 [ 2086.321579][T23496] Code: Bad RIP value. [ 2086.327274][ T8695] 0 pages in swap cache [ 2086.336998][T23496] RSP: 002b:00007f4ce8167c78 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa [ 2086.337040][T23496] RAX: ffffffffffffffda RBX: 00000000000082c0 RCX: 000000000045e179 [ 2086.342571][ T8695] Swap cache stats: add 0, delete 0, find 0/0 [ 2086.348359][T23496] RDX: 0000000000000000 RSI: 000000000000450c RDI: 0000000000000003 [ 2086.354060][ T8695] Free swap = 0kB [ 2086.358728][T23496] RBP: 000000000118cf98 R08: 0000000000000000 R09: 0000000000000000 [ 2086.358734][T23496] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118cf4c [ 2086.358740][T23496] R13: 00007ffca4f3eaaf R14: 00007f4ce81689c0 R15: 000000000118cf4c [ 2086.403020][T23496] Mem-Info: [ 2086.414928][ T8695] Total swap = 0kB [ 2086.428527][T23496] active_anon:1708 inactive_anon:274381 isolated_anon:0 [ 2086.428527][T23496] active_file:15 inactive_file:14 isolated_file:0 [ 2086.428527][T23496] unevictable:4 dirty:0 writeback:0 [ 2086.428527][T23496] slab_reclaimable:7950 slab_unreclaimable:1485698 [ 2086.428527][T23496] mapped:54724 shmem:7470 pagetables:5177 bounce:0 [ 2086.428527][T23496] free:15340 free_pcp:303 free_cma:0 [ 2086.433063][ T8695] 1965979 pages RAM [ 2086.437587][T23496] Node 0 active_anon:6832kB inactive_anon:1097524kB active_file:56kB inactive_file:52kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 835584kB writeback_tmp:0kB kernel_stack:8688kB all_unreclaimable? yes [ 2086.443512][ T8695] 0 pages HighMem/MovableOnly [ 2086.443515][ T8695] 83664 pages reserved [ 2086.443518][ T8695] 0 pages cma reserved [ 2086.443534][ T8695] Unreclaimable slab info: [ 2086.443543][ T8695] Name Used Total [ 2086.457194][T23496] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2086.461481][ T8695] SCTPv6 10KB 15KB [ 2086.479480][T23496] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2086.485119][ T8695] DCCPv6 12KB 14KB [ 2086.500663][T23496] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2086.505237][ T8695] DCCP 11KB 13KB [ 2086.517910][T23496] Node 0 DMA32 free:20160kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:723856kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:16512kB bounce:0kB free_pcp:760kB local_pcp:412kB free_cma:0kB [ 2086.521230][ T8695] PINGv6 1KB 3KB [ 2086.524326][T23496] lowmem_reserve[]: 0 0 707 707 707 [ 2086.526018][ T8695] RAWv6 49KB 53KB [ 2086.572742][T23496] Node 0 Normal free:3956kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:373668kB active_file:8kB inactive_file:4kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:4192kB bounce:0kB free_pcp:448kB local_pcp:224kB free_cma:0kB [ 2086.598536][ T8695] UDPv6 38KB 47KB [ 2086.611072][T23496] lowmem_reserve[]: 0 0 0 0 0 [ 2086.615038][ T8695] TCPv6 20KB 34KB [ 2086.626953][T23496] Node 1 Normal free:22940kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2086.649081][ T8695] nf_conntrack 6KB 24KB [ 2086.661774][T23496] lowmem_reserve[]: 0 0 0 0 0 [ 2086.682688][ T8695] scsi_sense_cache 1056KB 1060KB [ 2086.696987][T23496] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2086.700399][ T8695] i915_vma 48KB 52KB [ 2086.736775][T23496] Node 0 DMA32: 1268*4kB (ME) 778*8kB (ME) 324*16kB (UME) 105*32kB (UM) 1*64kB (U) 0*128kB 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 20160kB [ 2086.746435][ T8695] mqueue_inode_cache 6KB 7KB [ 2086.746759][T23496] Node 0 Normal: 591*4kB (ME) 121*8kB (ME) 37*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3956kB [ 2086.782959][ T8695] cifs_small_rq 13KB 15KB [ 2086.792714][T23496] Node 1 Normal: 3*4kB (UME) 2*8kB (UE) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22940kB [ 2086.797388][ T8695] cifs_request 65KB 65KB [ 2086.828673][T23496] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2086.838503][ T8695] nfs_read_data 28KB 28KB [ 2086.843081][T23496] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2086.859634][ T8695] pid_namespace 1KB 3KB [ 2086.879921][T23496] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2086.886486][ T8695] tcp_bind_bucket 191KB 204KB [ 2086.897817][T23496] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2086.906499][ T8695] xfrm_state 5KB 7KB [ 2086.921452][T23496] 7499 total pagecache pages [ 2086.928300][ T8695] PING 58KB 80KB [ 2086.933720][T23496] 0 pages in swap cache [ 2086.938295][ T8695] RAW 42KB 48KB [ 2086.953807][T23496] Swap cache stats: add 0, delete 0, find 0/0 [ 2086.969357][ T8695] UDP 33KB 55KB [ 2086.975478][T23496] Free swap = 0kB [ 2086.984462][ T8695] TCP 8KB 19KB [ 2086.985068][T23496] Total swap = 0kB [ 2086.989706][ T8695] hugetlbfs_inode_cache 1KB 7KB [ 2087.001203][T23496] 1965979 pages RAM [ 2087.010790][ T8695] eventpoll_pwq 4KB 11KB [ 2087.013992][T23496] 0 pages HighMem/MovableOnly [ 2087.017989][ T8695] bio_crypt_ctx 6KB 7KB [ 2087.025372][T23496] 83664 pages reserved [ 2087.032291][ T8695] request_queue 86KB 102KB [ 2087.043394][T23496] 0 pages cma reserved [ 2087.049809][ T8695] blkdev_ioc 3KB 3KB [ 2087.083237][ T8695] biovec-max 644KB 644KB [ 2087.089419][ T8695] biovec-128 20KB 24KB [ 2087.095475][ T8695] biovec-64 5KB 20KB [ 2087.103732][ T8695] khugepaged_mm_slot 16KB 27KB [ 2087.109911][ T8695] dmaengine-unmap-256 2KB 6KB [ 2087.116135][ T8695] dmaengine-unmap-128 1KB 7KB [ 2087.124187][ T8695] dmaengine-unmap-2 0KB 3KB [ 2087.130284][ T8695] QIPCRTR 0KB 7KB [ 2087.136333][ T8695] skbuff_ext_cache 21KB 55KB [ 2087.144513][ T8695] skbuff_fclone_cache 1KB 8KB [ 2087.151048][ T8695] skbuff_head_cache 66KB 172KB [ 2087.157152][ T8695] file_lock_cache 0KB 3KB [ 2087.164991][ T8695] fsnotify_mark_connector 0KB 7KB [ 2087.171579][ T8695] net_namespace 29KB 29KB [ 2087.177886][ T8695] task_delay_info 48KB 63KB [ 2087.183988][ T8695] taskstats 4KB 18KB [ 2087.190074][ T8695] proc_dir_entry 708KB 712KB [ 2087.196139][ T8695] pde_opener 0KB 3KB [ 2087.202249][ T8695] seq_file 0KB 3KB [ 2087.208436][ T8695] shmem_inode_cache 4481KB 4517KB [ 2087.214489][ T8695] kernfs_node_cache 29633KB 29684KB [ 2087.223204][ T8695] mnt_cache 113KB 120KB [ 2087.229286][ T8695] filp 160KB 300KB [ 2087.235338][ T8695] names_cache 152KB 152KB [ 2087.243286][ T8695] iint_cache 10KB 39KB [ 2087.249361][ T8695] uts_namespace 2KB 3KB [ 2087.255501][ T8695] vm_area_struct 1311KB 1500KB [ 2087.263591][ T8695] mm_struct 195KB 230KB [ 2087.269820][ T8695] fs_cache 10KB 19KB [ 2087.276061][ T8695] files_cache 121KB 166KB [ 2087.284356][ T8695] signal_cache 621KB 676KB [ 2087.290499][ T8695] sighand_cache 1140KB 1218KB [ 2087.296569][ T8695] task_struct 2689KB 2739KB [ 2087.304325][ T8695] cred_jar 125KB 263KB [ 2087.310411][ T8695] anon_vma_chain 276KB 328KB [ 2087.316482][ T8695] anon_vma 151KB 187KB [ 2087.326386][ T8695] pid 57KB 84KB [ 2087.332761][ T8695] Acpi-Operand 110KB 118KB [ 2087.340768][ T8695] Acpi-Parse 99KB 124KB [ 2087.346821][ T8695] Acpi-State 37KB 51KB [ 2087.352912][ T8695] numa_policy 15KB 22KB [ 2087.363084][ T8695] trace_event_file 287KB 296KB [ 2087.369193][ T8695] ftrace_event_field 441KB 451KB [ 2087.375353][ T8695] pool_workqueue 276KB 332KB [ 2087.383557][ T8695] vmap_area 285KB 640KB [ 2087.389633][ T8695] kmalloc-4M 4096KB 4096KB [ 2087.395679][ T8695] kmalloc-512k 2048KB 2048KB [ 2087.403530][ T8695] kmalloc-256k 256KB 256KB [ 2087.409693][ T8695] kmalloc-128k 2816KB 2816KB [ 2087.415747][ T8695] kmalloc-64k 3968KB 4032KB [ 2087.423688][ T8695] kmalloc-32k 1568KB 1568KB [ 2087.429846][ T8695] kmalloc-16k 1184KB 1184KB [ 2087.435939][ T8695] kmalloc-8k 5224KB 5240KB [ 2087.446440][ T8695] kmalloc-4k 33092KB 33140KB [ 2087.452629][ T8695] kmalloc-2k 17730KB 17816KB [ 2087.460709][ T8695] kmalloc-1k 9384KB 9488KB [ 2087.466760][ T8695] kmalloc-512 5974KB 5984KB [ 2087.473091][ T8695] kmalloc-256 4522KB 4536KB [ 2087.481096][ T8695] kmalloc-192 2126KB 2126KB [ 2087.487397][ T8695] kmalloc-96 1878KB 1884KB [ 2087.493619][ T8695] kmalloc-64 2380KB 2408KB [ 2087.503250][ T8695] kmalloc-32 5612383KB 5612383KB [ 2087.509527][ T8695] kmalloc-128 1175KB 1192KB [ 2087.515664][ T8695] kmem_cache 50KB 59KB [ 2087.524062][ T8695] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.0,pid=13312,uid=0 [ 2087.540734][ T8695] Out of memory: Killed process 13312 (syz-executor.0) total-vm:93420kB, anon-rss:3820kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2087.559445][ T1954] oom_reaper: reaped process 13312 (syz-executor.0), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2087.585622][ T8311] in:imklog invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2087.598032][ T8311] CPU: 1 PID: 8311 Comm: in:imklog Not tainted 5.9.0-rc6-syzkaller #0 [ 2087.606174][ T8311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2087.616254][ T8311] Call Trace: [ 2087.619747][ T8311] dump_stack+0x10f/0x19d [ 2087.624056][ T8311] dump_header+0x8e/0x400 [ 2087.628368][ T8311] oom_kill_process+0x18d/0x3f0 [ 2087.633331][ T8311] out_of_memory+0x5fd/0x8c0 [ 2087.637989][ T8311] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2087.643434][ T8311] __alloc_pages_nodemask+0x266/0x380 [ 2087.648789][ T8311] alloc_pages_current+0x21d/0x310 [ 2087.654165][ T8311] __page_cache_alloc+0x4f/0x120 [ 2087.659088][ T8311] pagecache_get_page+0x4ba/0x970 [ 2087.664095][ T8311] ? __do_page_cache_readahead+0x96/0xb0 [ 2087.669708][ T8311] filemap_fault+0xb7a/0x1270 [ 2087.674458][ T8311] ext4_filemap_fault+0x4b/0x60 [ 2087.679292][ T8311] do_read_fault+0x41f/0x760 [ 2087.684209][ T8311] handle_mm_fault+0x14e9/0x1af0 [ 2087.689178][ T8311] do_user_addr_fault+0x380/0x770 [ 2087.694187][ T8311] exc_page_fault+0xb8/0x330 [ 2087.698881][ T8311] ? asm_exc_page_fault+0x8/0x30 [ 2087.703800][ T8311] asm_exc_page_fault+0x1e/0x30 [ 2087.708773][ T8311] RIP: 0033:0x7f120bd8ff10 [ 2087.713351][ T8311] Code: Bad RIP value. [ 2087.717429][ T8311] RSP: 002b:00007f120a684458 EFLAGS: 00010206 [ 2087.723516][ T8311] RAX: 0000000000000000 RBX: 00007f120a6844b8 RCX: 0000000000000006 [ 2087.731645][ T8311] RDX: 000000000000003e RSI: 00007f120a684da3 RDI: 0000000000000260 [ 2087.739626][ T8311] RBP: 00007f120a6844b8 R08: 00007f120be61940 R09: 0000000000000000 [ 2087.747924][ T8311] R10: 2ce33e6c02ce33e7 R11: 0000000000000000 R12: 00007f120a684da0 [ 2087.755933][ T8311] R13: 00007f120a684da3 R14: 0000000000001f9f R15: 00007f120a684e1f [ 2087.765446][ T8311] Mem-Info: [ 2087.768711][ T8311] active_anon:1708 inactive_anon:274356 isolated_anon:0 [ 2087.768711][ T8311] active_file:26 inactive_file:0 isolated_file:0 [ 2087.768711][ T8311] unevictable:4 dirty:0 writeback:0 [ 2087.768711][ T8311] slab_reclaimable:7950 slab_unreclaimable:1485698 [ 2087.768711][ T8311] mapped:54724 shmem:7470 pagetables:5140 bounce:0 [ 2087.768711][ T8311] free:15340 free_pcp:363 free_cma:0 [ 2087.805359][ T8311] Node 0 active_anon:6832kB inactive_anon:1097424kB active_file:100kB inactive_file:0kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 835584kB writeback_tmp:0kB kernel_stack:8688kB all_unreclaimable? yes [ 2087.834824][ T8311] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2087.861721][ T8311] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2087.890073][ T8311] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2087.895942][ T8311] Node 0 DMA32 free:20160kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:723756kB active_file:124kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:16364kB bounce:0kB free_pcp:1016kB local_pcp:512kB free_cma:0kB [ 2087.926446][ T8311] lowmem_reserve[]: 0 0 707 707 707 [ 2087.931654][ T8311] Node 0 Normal free:3956kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:373668kB active_file:20kB inactive_file:0kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:4192kB bounce:0kB free_pcp:428kB local_pcp:212kB free_cma:0kB [ 2087.961639][ T8311] lowmem_reserve[]: 0 0 0 0 0 [ 2087.966309][ T8311] Node 1 Normal free:22940kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2087.995136][ T8311] lowmem_reserve[]: 0 0 0 0 0 [ 2088.000538][ T8311] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2088.015329][ T8311] Node 0 DMA32: 1268*4kB (ME) 778*8kB (ME) 324*16kB (UME) 105*32kB (UM) 1*64kB (U) 0*128kB 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 20160kB [ 2088.030644][ T8311] Node 0 Normal: 591*4kB (ME) 121*8kB (ME) 37*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3956kB [ 2088.044596][ T8311] Node 1 Normal: 3*4kB (UME) 2*8kB (UE) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22940kB [ 2088.060628][ T8311] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2088.070188][ T8311] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2088.079473][ T8311] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2088.089060][ T8311] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2088.099968][ T8311] 7499 total pagecache pages [ 2088.104548][ T8311] 0 pages in swap cache [ 2088.109566][ T8311] Swap cache stats: add 0, delete 0, find 0/0 [ 2088.115609][ T8311] Free swap = 0kB [ 2088.120442][ T8311] Total swap = 0kB [ 2088.124150][ T8311] 1965979 pages RAM [ 2088.127946][ T8311] 0 pages HighMem/MovableOnly [ 2088.132877][ T8311] 83664 pages reserved [ 2088.136953][ T8311] 0 pages cma reserved [ 2088.141032][ T8311] Unreclaimable slab info: [ 2088.145476][ T8311] Name Used Total [ 2088.151903][ T8311] SCTPv6 10KB 15KB [ 2088.157959][ T8311] DCCPv6 12KB 14KB [ 2088.164037][ T8311] DCCP 11KB 13KB [ 2088.170289][ T8311] PINGv6 1KB 3KB [ 2088.176336][ T8311] RAWv6 49KB 53KB [ 2088.182408][ T8311] UDPv6 38KB 47KB [ 2088.188497][ T8311] TCPv6 20KB 34KB [ 2088.194632][ T8311] nf_conntrack 6KB 24KB [ 2088.200953][ T8311] scsi_sense_cache 1056KB 1060KB [ 2088.207009][ T8311] i915_vma 48KB 52KB [ 2088.213088][ T8311] mqueue_inode_cache 6KB 7KB [ 2088.219998][ T8311] cifs_small_rq 13KB 15KB [ 2088.226190][ T8311] cifs_request 65KB 65KB [ 2088.232476][ T8311] nfs_read_data 28KB 28KB [ 2088.238586][ T8311] pid_namespace 1KB 3KB [ 2088.244638][ T8311] tcp_bind_bucket 191KB 204KB [ 2088.252696][ T8311] xfrm_state 5KB 7KB [ 2088.258789][ T8311] PING 58KB 80KB [ 2088.264839][ T8311] RAW 42KB 48KB [ 2088.270922][ T8311] UDP 33KB 55KB [ 2088.277040][ T8311] TCP 8KB 19KB [ 2088.283111][ T8311] hugetlbfs_inode_cache 1KB 7KB [ 2088.289554][ T8311] eventpoll_pwq 4KB 11KB [ 2088.295642][ T8311] bio_crypt_ctx 6KB 7KB [ 2088.304028][ T8311] request_queue 86KB 102KB [ 2088.310129][ T8311] blkdev_ioc 3KB 3KB [ 2088.316182][ T8311] biovec-max 644KB 644KB [ 2088.322282][ T8311] biovec-128 20KB 24KB [ 2088.329385][ T8311] biovec-64 5KB 20KB [ 2088.335591][ T8311] khugepaged_mm_slot 16KB 27KB [ 2088.341874][ T8311] dmaengine-unmap-256 2KB 6KB [ 2088.348122][ T8311] dmaengine-unmap-128 1KB 7KB [ 2088.354366][ T8311] dmaengine-unmap-2 0KB 3KB [ 2088.360434][ T8311] QIPCRTR 0KB 7KB [ 2088.366481][ T8311] skbuff_ext_cache 21KB 55KB [ 2088.372578][ T8311] skbuff_fclone_cache 1KB 8KB [ 2088.378822][ T8311] skbuff_head_cache 66KB 172KB [ 2088.384868][ T8311] file_lock_cache 0KB 3KB [ 2088.391068][ T8311] fsnotify_mark_connector 0KB 7KB [ 2088.397638][ T8311] net_namespace 29KB 29KB [ 2088.405226][ T8311] task_delay_info 48KB 63KB [ 2088.411467][ T8311] taskstats 4KB 18KB [ 2088.417512][ T8311] proc_dir_entry 708KB 712KB [ 2088.423598][ T8311] pde_opener 0KB 3KB [ 2088.429703][ T8311] seq_file 0KB 3KB [ 2088.435778][ T8311] shmem_inode_cache 4481KB 4517KB [ 2088.442759][ T8311] kernfs_node_cache 29633KB 29684KB [ 2088.448834][ T8311] mnt_cache 113KB 120KB [ 2088.454889][ T8311] filp 160KB 300KB [ 2088.461059][ T8311] names_cache 152KB 152KB [ 2088.467106][ T8311] iint_cache 10KB 39KB [ 2088.473183][ T8311] uts_namespace 2KB 3KB [ 2088.479672][ T8311] vm_area_struct 1311KB 1500KB [ 2088.485989][ T8311] mm_struct 195KB 230KB [ 2088.492068][ T8311] fs_cache 10KB 19KB [ 2088.498180][ T8311] files_cache 121KB 166KB [ 2088.504401][ T8311] signal_cache 621KB 676KB [ 2088.510598][ T8311] sighand_cache 1140KB 1218KB [ 2088.516667][ T8311] task_struct 2689KB 2739KB [ 2088.522946][ T8311] cred_jar 125KB 263KB [ 2088.529111][ T8311] anon_vma_chain 276KB 328KB [ 2088.542749][ T8311] anon_vma 151KB 187KB [ 2088.549620][ T8311] pid 57KB 84KB [ 2088.555675][ T8311] Acpi-Operand 110KB 118KB [ 2088.562049][ T8311] Acpi-Parse 99KB 124KB [ 2088.568100][ T8311] Acpi-State 37KB 51KB [ 2088.574175][ T8311] numa_policy 15KB 22KB [ 2088.580242][ T8311] trace_event_file 287KB 296KB [ 2088.586635][ T8311] ftrace_event_field 441KB 451KB [ 2088.592932][ T8311] pool_workqueue 276KB 332KB [ 2088.599012][ T8311] vmap_area 285KB 640KB [ 2088.605057][ T8311] kmalloc-4M 4096KB 4096KB [ 2088.611302][ T8311] kmalloc-512k 2048KB 2048KB [ 2088.617555][ T8311] kmalloc-256k 256KB 256KB [ 2088.623824][ T8311] kmalloc-128k 2816KB 2816KB [ 2088.629909][ T8311] kmalloc-64k 3968KB 4032KB [ 2088.635961][ T8311] kmalloc-32k 1568KB 1568KB [ 2088.642048][ T8311] kmalloc-16k 1184KB 1184KB [ 2088.648100][ T8311] kmalloc-8k 5224KB 5240KB [ 2088.654173][ T8311] kmalloc-4k 33092KB 33140KB [ 2088.661306][ T8311] kmalloc-2k 17730KB 17816KB [ 2088.667363][ T8311] kmalloc-1k 9384KB 9488KB [ 2088.673538][ T8311] kmalloc-512 5974KB 5984KB [ 2088.679608][ T8311] kmalloc-256 4522KB 4536KB [ 2088.685653][ T8311] kmalloc-192 2126KB 2126KB [ 2088.691716][ T8311] kmalloc-96 1878KB 1884KB [ 2088.697760][ T8311] kmalloc-64 2380KB 2408KB [ 2088.703830][ T8311] kmalloc-32 5612398KB 5612398KB [ 2088.709984][ T8311] kmalloc-128 1175KB 1192KB [ 2088.716243][ T8311] kmem_cache 50KB 59KB [ 2088.722447][ T8311] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.0,pid=9672,uid=0 [ 2088.736840][ T8311] Out of memory: Killed process 9672 (syz-executor.0) total-vm:93420kB, anon-rss:3820kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2088.754290][ T1954] oom_reaper: reaped process 9672 (syz-executor.0), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2088.806837][ T8698] syz-fuzzer invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2088.819100][ T8698] CPU: 1 PID: 8698 Comm: syz-fuzzer Not tainted 5.9.0-rc6-syzkaller #0 [ 2088.827331][ T8698] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2088.837448][ T8698] Call Trace: [ 2088.840727][ T8698] dump_stack+0x10f/0x19d [ 2088.845055][ T8698] dump_header+0x8e/0x400 [ 2088.849379][ T8698] oom_kill_process+0x18d/0x3f0 [ 2088.854223][ T8698] out_of_memory+0x5fd/0x8c0 [ 2088.858804][ T8698] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2088.864177][ T8698] __alloc_pages_nodemask+0x266/0x380 [ 2088.869547][ T8698] alloc_pages_current+0x21d/0x310 [ 2088.874726][ T8698] __page_cache_alloc+0x4f/0x120 [ 2088.879662][ T8698] pagecache_get_page+0x4ba/0x970 [ 2088.884680][ T8698] ? __do_page_cache_readahead+0x96/0xb0 [ 2088.890353][ T8698] filemap_fault+0xb7a/0x1270 [ 2088.895029][ T8698] ext4_filemap_fault+0x4b/0x60 [ 2088.899924][ T8698] do_read_fault+0x41f/0x760 [ 2088.904571][ T8698] handle_mm_fault+0x14e9/0x1af0 [ 2088.909616][ T8698] do_user_addr_fault+0x380/0x770 [ 2088.914627][ T8698] exc_page_fault+0xb8/0x330 [ 2088.919202][ T8698] ? asm_exc_page_fault+0x8/0x30 [ 2088.924122][ T8698] asm_exc_page_fault+0x1e/0x30 [ 2088.929040][ T8698] RIP: 0033:0x469240 [ 2088.932921][ T8698] Code: Bad RIP value. [ 2088.936967][ T8698] RSP: 002b:000000c00008f7f0 EFLAGS: 00010246 [ 2088.943012][ T8698] RAX: 0000000000000000 RBX: 00000000000003e6 RCX: 0000000000469240 [ 2088.951042][ T8698] RDX: 0000000000000080 RSI: 000000c00008f840 RDI: 0000000000000003 [ 2088.959008][ T8698] RBP: 000000c00008fe40 R08: 0000000000000000 R09: 0000000000000000 [ 2088.966956][ T8698] R10: 00000000000003e6 R11: 0000000000000246 R12: 0000000000000003 [ 2088.974908][ T8698] R13: 000000c000094180 R14: 0000000000000004 R15: ffffffffffffffff [ 2088.986035][ T8698] Mem-Info: [ 2088.989280][ T8698] active_anon:1708 inactive_anon:273818 isolated_anon:0 [ 2088.989280][ T8698] active_file:39 inactive_file:12 isolated_file:0 [ 2088.989280][ T8698] unevictable:4 dirty:0 writeback:0 [ 2088.989280][ T8698] slab_reclaimable:7950 slab_unreclaimable:1486352 [ 2088.989280][ T8698] mapped:54724 shmem:7470 pagetables:5149 bounce:0 [ 2088.989280][ T8698] free:15435 free_pcp:62 free_cma:0 [ 2089.027682][ T8698] Node 0 active_anon:6832kB inactive_anon:1095272kB active_file:152kB inactive_file:44kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 835584kB writeback_tmp:0kB kernel_stack:8672kB all_unreclaimable? yes [ 2089.059267][ T8698] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2089.088150][ T8698] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2089.116708][ T8698] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2089.122573][ T8698] Node 0 DMA32 free:20200kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:721692kB active_file:104kB inactive_file:28kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:16400kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2089.152897][ T8698] lowmem_reserve[]: 0 0 707 707 707 [ 2089.158122][ T8698] Node 0 Normal free:4296kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:373600kB active_file:8kB inactive_file:4kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:4192kB bounce:0kB free_pcp:252kB local_pcp:0kB free_cma:0kB [ 2089.188041][ T8698] lowmem_reserve[]: 0 0 0 0 0 [ 2089.192856][ T8698] Node 1 Normal free:22940kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2089.222957][ T8698] lowmem_reserve[]: 0 0 0 0 0 [ 2089.227643][ T8698] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2089.242091][ T8698] Node 0 DMA32: 1288*4kB (UME) 793*8kB (UME) 327*16kB (UME) 106*32kB (UM) 1*64kB (U) 0*128kB 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 20440kB [ 2089.257445][ T8698] Node 0 Normal: 600*4kB (ME) 127*8kB (UME) 37*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 4040kB [ 2089.271424][ T8698] Node 1 Normal: 3*4kB (UME) 2*8kB (UE) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22940kB [ 2089.289581][ T8698] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2089.299143][ T8698] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2089.308623][ T8698] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2089.318174][ T8698] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2089.327725][ T8698] 7499 total pagecache pages [ 2089.332965][ T8698] 0 pages in swap cache [ 2089.337101][ T8698] Swap cache stats: add 0, delete 0, find 0/0 [ 2089.343166][ T8698] Free swap = 0kB [ 2089.346869][ T8698] Total swap = 0kB [ 2089.350678][ T8698] 1965979 pages RAM [ 2089.354475][ T8698] 0 pages HighMem/MovableOnly [ 2089.359157][ T8698] 83664 pages reserved [ 2089.363441][ T8698] 0 pages cma reserved [ 2089.367572][ T8698] Unreclaimable slab info: [ 2089.372020][ T8698] Name Used Total [ 2089.378443][ T8698] SCTPv6 10KB 15KB [ 2089.384630][ T8698] DCCPv6 12KB 14KB [ 2089.390774][ T8698] DCCP 11KB 13KB [ 2089.396839][ T8698] PINGv6 1KB 3KB [ 2089.403117][ T8698] RAWv6 49KB 53KB [ 2089.409196][ T8698] UDPv6 38KB 47KB [ 2089.415248][ T8698] TCPv6 20KB 34KB [ 2089.421326][ T8698] nf_conntrack 6KB 24KB [ 2089.427543][ T8698] scsi_sense_cache 1056KB 1060KB [ 2089.433814][ T8698] i915_vma 48KB 52KB [ 2089.440835][ T8698] mqueue_inode_cache 6KB 7KB [ 2089.447150][ T8698] cifs_small_rq 13KB 15KB [ 2089.453349][ T8698] cifs_request 65KB 65KB [ 2089.459425][ T8698] nfs_read_data 28KB 28KB [ 2089.465471][ T8698] pid_namespace 1KB 3KB [ 2089.471545][ T8698] tcp_bind_bucket 191KB 204KB [ 2089.477714][ T8698] xfrm_state 5KB 7KB [ 2089.484072][ T8698] PING 57KB 80KB [ 2089.490135][ T8698] RAW 42KB 48KB [ 2089.496173][ T8698] UDP 33KB 55KB [ 2089.502241][ T8698] TCP 8KB 19KB [ 2089.508344][ T8698] hugetlbfs_inode_cache 1KB 7KB [ 2089.514742][ T8698] eventpoll_pwq 4KB 11KB [ 2089.521193][ T8698] bio_crypt_ctx 6KB 7KB [ 2089.527330][ T8698] request_queue 86KB 102KB [ 2089.533755][ T8698] blkdev_ioc 3KB 3KB [ 2089.539828][ T8698] biovec-max 644KB 644KB [ 2089.545872][ T8698] biovec-128 20KB 24KB [ 2089.552661][ T8698] biovec-64 3KB 12KB [ 2089.558737][ T8698] khugepaged_mm_slot 16KB 27KB [ 2089.564870][ T8698] dmaengine-unmap-256 2KB 6KB [ 2089.571233][ T8698] dmaengine-unmap-128 1KB 7KB [ 2089.577455][ T8698] dmaengine-unmap-2 0KB 3KB [ 2089.583597][ T8698] QIPCRTR 0KB 7KB [ 2089.589663][ T8698] skbuff_ext_cache 21KB 55KB [ 2089.595845][ T8698] skbuff_fclone_cache 1KB 8KB [ 2089.602300][ T8698] skbuff_head_cache 66KB 172KB [ 2089.608601][ T8698] file_lock_cache 0KB 3KB [ 2089.614656][ T8698] fsnotify_mark_connector 0KB 7KB [ 2089.621668][ T8698] net_namespace 29KB 29KB [ 2089.627708][ T8698] task_delay_info 48KB 63KB [ 2089.633926][ T8698] taskstats 4KB 18KB [ 2089.640002][ T8698] proc_dir_entry 708KB 712KB [ 2089.646054][ T8698] pde_opener 0KB 3KB [ 2089.652201][ T8698] seq_file 0KB 3KB [ 2089.659071][ T8698] shmem_inode_cache 4481KB 4517KB [ 2089.665123][ T8698] kernfs_node_cache 29633KB 29684KB [ 2089.671250][ T8698] mnt_cache 113KB 120KB [ 2089.677354][ T8698] filp 160KB 300KB [ 2089.683566][ T8698] names_cache 152KB 152KB [ 2089.691827][ T8698] iint_cache 10KB 39KB [ 2089.697878][ T8698] uts_namespace 2KB 3KB [ 2089.704070][ T8698] vm_area_struct 1283KB 1500KB [ 2089.710318][ T8698] mm_struct 195KB 230KB [ 2089.716370][ T8698] fs_cache 10KB 19KB [ 2089.722633][ T8698] files_cache 118KB 166KB [ 2089.728701][ T8698] signal_cache 620KB 676KB [ 2089.735053][ T8698] sighand_cache 1140KB 1218KB [ 2089.741146][ T8698] task_struct 2689KB 2739KB [ 2089.747495][ T8698] cred_jar 124KB 263KB [ 2089.753911][ T8698] anon_vma_chain 272KB 328KB [ 2089.760056][ T8698] anon_vma 151KB 187KB [ 2089.766174][ T8698] pid 57KB 84KB [ 2089.772910][ T8698] Acpi-Operand 110KB 118KB [ 2089.779089][ T8698] Acpi-Parse 99KB 124KB [ 2089.785140][ T8698] Acpi-State 37KB 51KB [ 2089.791408][ T8698] numa_policy 15KB 22KB [ 2089.797464][ T8698] trace_event_file 287KB 296KB [ 2089.803529][ T8698] ftrace_event_field 441KB 451KB [ 2089.809886][ T8698] pool_workqueue 269KB 332KB [ 2089.816023][ T8698] vmap_area 285KB 640KB [ 2089.822368][ T8698] kmalloc-4M 4096KB 4096KB [ 2089.828438][ T8698] kmalloc-512k 2048KB 2048KB [ 2089.834494][ T8698] kmalloc-256k 256KB 256KB [ 2089.840792][ T8698] kmalloc-128k 2816KB 2816KB [ 2089.847103][ T8698] kmalloc-64k 3968KB 4032KB [ 2089.853170][ T8698] kmalloc-32k 1568KB 1568KB [ 2089.860591][ T8698] kmalloc-16k 1184KB 1184KB [ 2089.866851][ T8698] kmalloc-8k 5224KB 5240KB [ 2089.873035][ T8698] kmalloc-4k 33092KB 33140KB [ 2089.880122][ T8698] kmalloc-2k 17722KB 17816KB [ 2089.886174][ T8698] kmalloc-1k 9384KB 9488KB [ 2089.892248][ T8698] kmalloc-512 5974KB 5984KB [ 2089.898361][ T8698] kmalloc-256 4522KB 4536KB [ 2089.904541][ T8698] kmalloc-192 2126KB 2126KB [ 2089.910726][ T8698] kmalloc-96 1878KB 1884KB [ 2089.916799][ T8698] kmalloc-64 2380KB 2408KB [ 2089.922873][ T8698] kmalloc-32 5615460KB 5615460KB [ 2089.929098][ T8698] kmalloc-128 1175KB 1192KB [ 2089.935366][ T8698] kmem_cache 50KB 59KB [ 2089.941704][ T8698] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.2,pid=19235,uid=0 [ 2089.956111][ T8698] Out of memory: Killed process 19235 (syz-executor.2) total-vm:93420kB, anon-rss:3816kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2089.973663][ T1954] oom_reaper: reaped process 19235 (syz-executor.2), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2089.987172][ T8698] syz-fuzzer invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2089.999120][ T8698] CPU: 1 PID: 8698 Comm: syz-fuzzer Not tainted 5.9.0-rc6-syzkaller #0 [ 2090.007447][ T8698] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2090.017580][ T8698] Call Trace: [ 2090.020888][ T8698] dump_stack+0x10f/0x19d [ 2090.025264][ T8698] dump_header+0x8e/0x400 [ 2090.029581][ T8698] oom_kill_process+0x18d/0x3f0 [ 2090.034445][ T8698] out_of_memory+0x5fd/0x8c0 [ 2090.039026][ T8698] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2090.044481][ T8698] __alloc_pages_nodemask+0x266/0x380 [ 2090.050091][ T8698] alloc_pages_current+0x21d/0x310 [ 2090.055186][ T8698] __page_cache_alloc+0x4f/0x120 [ 2090.060166][ T8698] pagecache_get_page+0x4ba/0x970 [ 2090.065185][ T8698] ? __do_page_cache_readahead+0x96/0xb0 [ 2090.070798][ T8698] filemap_fault+0xb7a/0x1270 [ 2090.075564][ T8698] ext4_filemap_fault+0x4b/0x60 [ 2090.080485][ T8698] do_read_fault+0x41f/0x760 [ 2090.085055][ T8698] handle_mm_fault+0x14e9/0x1af0 [ 2090.089983][ T8698] do_user_addr_fault+0x380/0x770 [ 2090.095046][ T8698] exc_page_fault+0xb8/0x330 [ 2090.099673][ T8698] ? asm_exc_page_fault+0x8/0x30 [ 2090.104592][ T8698] asm_exc_page_fault+0x1e/0x30 [ 2090.109419][ T8698] RIP: 0033:0x469240 [ 2090.113306][ T8698] Code: Bad RIP value. [ 2090.117355][ T8698] RSP: 002b:000000c00008f7f0 EFLAGS: 00010246 [ 2090.123419][ T8698] RAX: 0000000000000000 RBX: 00000000000003e6 RCX: 0000000000469240 [ 2090.131445][ T8698] RDX: 0000000000000080 RSI: 000000c00008f840 RDI: 0000000000000003 [ 2090.139397][ T8698] RBP: 000000c00008fe40 R08: 0000000000000000 R09: 0000000000000000 [ 2090.147354][ T8698] R10: 00000000000003e6 R11: 0000000000000246 R12: 0000000000000003 [ 2090.155315][ T8698] R13: 000000c000094180 R14: 0000000000000004 R15: ffffffffffffffff [ 2090.164876][ T8698] Mem-Info: [ 2090.168201][ T8698] active_anon:1708 inactive_anon:273275 isolated_anon:0 [ 2090.168201][ T8698] active_file:14 inactive_file:15 isolated_file:0 [ 2090.168201][ T8698] unevictable:4 dirty:0 writeback:0 [ 2090.168201][ T8698] slab_reclaimable:7950 slab_unreclaimable:1487066 [ 2090.168201][ T8698] mapped:54724 shmem:7470 pagetables:5084 bounce:0 [ 2090.168201][ T8698] free:15477 free_pcp:11 free_cma:0 [ 2090.204592][ T8698] Node 0 active_anon:6832kB inactive_anon:1093100kB active_file:52kB inactive_file:56kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 833536kB writeback_tmp:0kB kernel_stack:8656kB all_unreclaimable? yes [ 2090.233856][ T8698] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2090.260843][ T8698] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2090.289008][ T8698] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2090.294778][ T8698] Node 0 DMA32 free:19872kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:719508kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:16204kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2090.324805][ T8698] lowmem_reserve[]: 0 0 707 707 707 [ 2090.330016][ T8698] Node 0 Normal free:4084kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:373552kB active_file:4kB inactive_file:8kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:4164kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2090.359682][ T8698] lowmem_reserve[]: 0 0 0 0 0 [ 2090.364368][ T8698] Node 1 Normal free:22940kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2090.393045][ T8698] lowmem_reserve[]: 0 0 0 0 0 [ 2090.397707][ T8698] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2090.412690][ T8698] Node 0 DMA32: 1236*4kB (ME) 788*8kB (UME) 329*16kB (UME) 105*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 19872kB [ 2090.427018][ T8698] Node 0 Normal: 607*4kB (UME) 129*8kB (UME) 37*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 4084kB [ 2090.440992][ T8698] Node 1 Normal: 3*4kB (UME) 2*8kB (UE) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22940kB [ 2090.457120][ T8698] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2090.466726][ T8698] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2090.476009][ T8698] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2090.485543][ T8698] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2090.494913][ T8698] 7499 total pagecache pages [ 2090.499486][ T8698] 0 pages in swap cache [ 2090.503613][ T8698] Swap cache stats: add 0, delete 0, find 0/0 [ 2090.509681][ T8698] Free swap = 0kB [ 2090.513379][ T8698] Total swap = 0kB [ 2090.517197][ T8698] 1965979 pages RAM [ 2090.521659][ T8698] 0 pages HighMem/MovableOnly [ 2090.526324][ T8698] 83664 pages reserved [ 2090.530392][ T8698] 0 pages cma reserved [ 2090.534431][ T8698] Unreclaimable slab info: [ 2090.538840][ T8698] Name Used Total [ 2090.545061][ T8698] SCTPv6 10KB 15KB [ 2090.551139][ T8698] DCCPv6 12KB 14KB [ 2090.557321][ T8698] DCCP 11KB 13KB [ 2090.563615][ T8698] PINGv6 1KB 3KB [ 2090.569671][ T8698] RAWv6 49KB 53KB [ 2090.575710][ T8698] UDPv6 38KB 47KB [ 2090.581797][ T8698] TCPv6 20KB 34KB [ 2090.587834][ T8698] nf_conntrack 6KB 24KB [ 2090.593890][ T8698] scsi_sense_cache 1056KB 1060KB [ 2090.600098][ T8698] i915_vma 48KB 52KB [ 2090.606187][ T8698] mqueue_inode_cache 6KB 7KB [ 2090.612380][ T8698] cifs_small_rq 13KB 15KB [ 2090.618437][ T8698] cifs_request 65KB 65KB [ 2090.624470][ T8698] nfs_read_data 28KB 28KB [ 2090.631404][ T8698] pid_namespace 1KB 3KB [ 2090.637489][ T8698] tcp_bind_bucket 191KB 204KB [ 2090.643545][ T8698] xfrm_state 5KB 7KB [ 2090.649597][ T8698] PING 57KB 80KB [ 2090.655627][ T8698] RAW 42KB 48KB [ 2090.663682][ T8698] UDP 33KB 55KB [ 2090.669748][ T8698] TCP 8KB 19KB [ 2090.675791][ T8698] hugetlbfs_inode_cache 1KB 7KB [ 2090.682253][ T8698] eventpoll_pwq 4KB 11KB [ 2090.688311][ T8698] bio_crypt_ctx 6KB 7KB [ 2090.694359][ T8698] request_queue 86KB 102KB [ 2090.700417][ T8698] blkdev_ioc 3KB 3KB [ 2090.706461][ T8698] biovec-max 644KB 644KB [ 2090.712604][ T8698] biovec-128 20KB 24KB [ 2090.718668][ T8698] biovec-64 3KB 12KB [ 2090.724824][ T8698] khugepaged_mm_slot 16KB 27KB [ 2090.730978][ T8698] dmaengine-unmap-256 2KB 6KB [ 2090.737190][ T8698] dmaengine-unmap-128 1KB 7KB [ 2090.744159][ T8698] dmaengine-unmap-2 0KB 3KB [ 2090.750226][ T8698] QIPCRTR 0KB 7KB [ 2090.756282][ T8698] skbuff_ext_cache 21KB 55KB [ 2090.762591][ T8698] skbuff_fclone_cache 1KB 8KB [ 2090.768854][ T8698] skbuff_head_cache 66KB 172KB [ 2090.774895][ T8698] file_lock_cache 0KB 3KB [ 2090.780992][ T8698] fsnotify_mark_connector 0KB 7KB [ 2090.787663][ T8698] net_namespace 29KB 29KB [ 2090.793741][ T8698] task_delay_info 48KB 63KB [ 2090.799848][ T8698] taskstats 4KB 18KB [ 2090.805997][ T8698] proc_dir_entry 708KB 712KB [ 2090.812164][ T8698] pde_opener 0KB 3KB [ 2090.818234][ T8698] seq_file 0KB 3KB [ 2090.824275][ T8698] shmem_inode_cache 4481KB 4517KB [ 2090.830317][ T8698] kernfs_node_cache 29633KB 29684KB [ 2090.836385][ T8698] mnt_cache 113KB 120KB [ 2090.842431][ T8698] filp 160KB 300KB [ 2090.849206][ T8698] names_cache 152KB 152KB [ 2090.855251][ T8698] iint_cache 10KB 39KB [ 2090.861421][ T8698] uts_namespace 2KB 3KB [ 2090.867463][ T8698] vm_area_struct 1283KB 1500KB [ 2090.873511][ T8698] mm_struct 195KB 230KB [ 2090.879566][ T8698] fs_cache 10KB 19KB [ 2090.885605][ T8698] files_cache 118KB 166KB [ 2090.891739][ T8698] signal_cache 620KB 676KB [ 2090.897797][ T8698] sighand_cache 1140KB 1218KB [ 2090.903854][ T8698] task_struct 2689KB 2739KB [ 2090.909916][ T8698] cred_jar 124KB 263KB [ 2090.915956][ T8698] anon_vma_chain 272KB 328KB [ 2090.922018][ T8698] anon_vma 151KB 187KB [ 2090.928090][ T8698] pid 57KB 84KB [ 2090.934261][ T8698] Acpi-Operand 110KB 118KB [ 2090.940403][ T8698] Acpi-Parse 99KB 124KB [ 2090.946443][ T8698] Acpi-State 37KB 51KB [ 2090.952545][ T8698] numa_policy 15KB 22KB [ 2090.959463][ T8698] trace_event_file 287KB 296KB [ 2090.965595][ T8698] ftrace_event_field 441KB 451KB [ 2090.971784][ T8698] pool_workqueue 269KB 332KB [ 2090.977845][ T8698] vmap_area 285KB 640KB [ 2090.984005][ T8698] kmalloc-4M 4096KB 4096KB [ 2090.990055][ T8698] kmalloc-512k 2048KB 2048KB [ 2090.996090][ T8698] kmalloc-256k 256KB 256KB [ 2091.002148][ T8698] kmalloc-128k 2816KB 2816KB [ 2091.008219][ T8698] kmalloc-64k 3968KB 4032KB [ 2091.014260][ T8698] kmalloc-32k 1568KB 1568KB [ 2091.020452][ T8698] kmalloc-16k 1184KB 1184KB [ 2091.026483][ T8698] kmalloc-8k 5224KB 5240KB [ 2091.032549][ T8698] kmalloc-4k 33092KB 33140KB [ 2091.038612][ T8698] kmalloc-2k 17722KB 17816KB [ 2091.044689][ T8698] kmalloc-1k 9384KB 9488KB [ 2091.050774][ T8698] kmalloc-512 5974KB 5984KB [ 2091.056857][ T8698] kmalloc-256 4522KB 4536KB [ 2091.062918][ T8698] kmalloc-192 2126KB 2126KB [ 2091.070261][ T8698] kmalloc-96 1878KB 1884KB [ 2091.076299][ T8698] kmalloc-64 2380KB 2408KB [ 2091.082375][ T8698] kmalloc-32 5618068KB 5618068KB [ 2091.089848][ T8698] kmalloc-128 1175KB 1192KB [ 2091.095900][ T8698] kmem_cache 50KB 59KB [ 2091.101952][ T8698] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.2,pid=16754,uid=0 [ 2091.116200][ T8698] Out of memory: Killed process 16754 (syz-executor.2) total-vm:93420kB, anon-rss:3816kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2091.133781][ T1954] oom_reaper: reaped process 16754 (syz-executor.2), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2091.329228][ T5074] systemd-journal invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2091.340404][ T5074] CPU: 1 PID: 5074 Comm: systemd-journal Not tainted 5.9.0-rc6-syzkaller #0 [ 2091.349106][ T5074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2091.359126][ T5074] Call Trace: [ 2091.362396][ T5074] dump_stack+0x10f/0x19d [ 2091.366808][ T5074] dump_header+0x8e/0x400 [ 2091.371105][ T5074] oom_kill_process+0x18d/0x3f0 [ 2091.375944][ T5074] out_of_memory+0x5fd/0x8c0 [ 2091.380502][ T5074] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2091.385841][ T5074] __alloc_pages_nodemask+0x266/0x380 [ 2091.391177][ T5074] alloc_pages_current+0x21d/0x310 [ 2091.396269][ T5074] __page_cache_alloc+0x4f/0x120 [ 2091.401212][ T5074] pagecache_get_page+0x4ba/0x970 [ 2091.406220][ T5074] ? __do_page_cache_readahead+0x96/0xb0 [ 2091.411816][ T5074] filemap_fault+0xb7a/0x1270 [ 2091.416464][ T5074] ext4_filemap_fault+0x4b/0x60 [ 2091.421342][ T5074] do_read_fault+0x41f/0x760 [ 2091.425973][ T5074] handle_mm_fault+0x14e9/0x1af0 [ 2091.431013][ T5074] do_user_addr_fault+0x380/0x770 [ 2091.436077][ T5074] exc_page_fault+0xb8/0x330 [ 2091.440643][ T5074] ? asm_exc_page_fault+0x8/0x30 [ 2091.445544][ T5074] asm_exc_page_fault+0x1e/0x30 [ 2091.450360][ T5074] RIP: 0033:0x7f0b0e9ff6e6 [ 2091.454754][ T5074] Code: Bad RIP value. [ 2091.458893][ T5074] RSP: 002b:00007ffdff1b4090 EFLAGS: 00010202 [ 2091.464942][ T5074] RAX: 0000000000000001 RBX: 000055a06db19310 RCX: 00000000000b4cca [ 2091.472960][ T5074] RDX: 0000000000000000 RSI: 000000007af6e1c0 RDI: 431bde82d7b634db [ 2091.480898][ T5074] RBP: 00007ffdff1b4290 R08: 00000452ad5371dd R09: 00007ffdff1d8080 [ 2091.488943][ T5074] R10: 0000000000000010 R11: 00007ffdff1d80b8 R12: 00007ffdff1b40a0 [ 2091.496878][ T5074] R13: 0000000000000001 R14: 0000000000000001 R15: 0005b045c71ea298 [ 2091.510574][ T5074] Mem-Info: [ 2091.513686][ T5074] active_anon:1708 inactive_anon:272721 isolated_anon:0 [ 2091.513686][ T5074] active_file:14 inactive_file:17 isolated_file:0 [ 2091.513686][ T5074] unevictable:4 dirty:4 writeback:0 [ 2091.513686][ T5074] slab_reclaimable:7932 slab_unreclaimable:1487627 [ 2091.513686][ T5074] mapped:54724 shmem:7470 pagetables:5065 bounce:0 [ 2091.513686][ T5074] free:15379 free_pcp:172 free_cma:0 [ 2091.556214][ T5074] Node 0 active_anon:6832kB inactive_anon:1090884kB active_file:52kB inactive_file:64kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:8kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 829440kB writeback_tmp:0kB kernel_stack:8624kB all_unreclaimable? yes [ 2091.590103][ T5074] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:8kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2091.620718][ T5074] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2091.650358][ T5074] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2091.656072][ T5074] Node 0 DMA32 free:20188kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:717332kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:8kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:16092kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2091.685922][ T5074] lowmem_reserve[]: 0 0 707 707 707 [ 2091.691119][ T5074] Node 0 Normal free:4084kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:373552kB active_file:0kB inactive_file:12kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:4164kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2091.720870][ T5074] lowmem_reserve[]: 0 0 0 0 0 [ 2091.725530][ T5074] Node 1 Normal free:22940kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB writepending:8kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2091.755168][ T5074] lowmem_reserve[]: 0 0 0 0 0 [ 2091.759875][ T5074] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2091.774248][ T5074] Node 0 DMA32: 1281*4kB (UME) 788*8kB (UME) 327*16kB (ME) 105*32kB (UM) 0*64kB 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 20660kB [ 2091.789525][ T5074] Node 0 Normal: 606*4kB (ME) 125*8kB (UME) 37*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 4048kB [ 2091.803370][ T5074] Node 1 Normal: 3*4kB (UME) 2*8kB (UE) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22940kB [ 2091.819363][ T5074] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2091.828892][ T5074] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2091.838189][ T5074] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2091.847775][ T5074] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2091.857058][ T5074] 7501 total pagecache pages [ 2091.862535][ T5074] 0 pages in swap cache [ 2091.866671][ T5074] Swap cache stats: add 0, delete 0, find 0/0 [ 2091.872757][ T5074] Free swap = 0kB [ 2091.876450][ T5074] Total swap = 0kB [ 2091.880169][ T5074] 1965979 pages RAM [ 2091.883949][ T5074] 0 pages HighMem/MovableOnly [ 2091.888712][ T5074] 83664 pages reserved [ 2091.892751][ T5074] 0 pages cma reserved [ 2091.896817][ T5074] Unreclaimable slab info: [ 2091.901319][ T5074] Name Used Total [ 2091.907573][ T5074] SCTPv6 10KB 15KB [ 2091.913646][ T5074] DCCPv6 12KB 14KB [ 2091.925252][ T5074] DCCP 11KB 13KB [ 2091.931988][ T5074] PINGv6 1KB 3KB [ 2091.943607][ T5074] RAWv6 49KB 53KB [ 2091.949679][ T5074] UDPv6 38KB 47KB [ 2091.955722][ T5074] TCPv6 20KB 34KB [ 2091.964684][ T5074] nf_conntrack 6KB 24KB [ 2091.971496][ T5074] scsi_sense_cache 1056KB 1060KB [ 2091.977585][ T5074] i915_vma 48KB 52KB [ 2091.987022][ T5074] mqueue_inode_cache 6KB 7KB [ 2091.993516][ T5074] cifs_small_rq 13KB 15KB [ 2092.001697][ T5074] cifs_request 65KB 65KB [ 2092.007747][ T5074] nfs_read_data 28KB 28KB [ 2092.013819][ T5074] pid_namespace 1KB 3KB [ 2092.021647][ T5074] tcp_bind_bucket 191KB 204KB [ 2092.027696][ T5074] xfrm_state 5KB 7KB [ 2092.033769][ T5074] PING 57KB 80KB [ 2092.039830][ T5074] RAW 42KB 48KB [ 2092.045862][ T5074] UDP 33KB 55KB [ 2092.051929][ T5074] TCP 8KB 19KB [ 2092.058054][ T5074] hugetlbfs_inode_cache 1KB 7KB [ 2092.064440][ T5074] eventpoll_pwq 4KB 11KB [ 2092.070490][ T5074] bio_crypt_ctx 6KB 7KB [ 2092.076575][ T5074] request_queue 86KB 102KB [ 2092.083646][ T5074] blkdev_ioc 2KB 3KB [ 2092.094159][ T5074] biovec-max 644KB 644KB [ 2092.100226][ T5074] biovec-128 20KB 24KB [ 2092.106260][ T5074] biovec-64 2KB 12KB [ 2092.114308][ T5074] khugepaged_mm_slot 16KB 27KB [ 2092.120531][ T5074] dmaengine-unmap-256 2KB 6KB [ 2092.126819][ T5074] dmaengine-unmap-128 1KB 7KB [ 2092.134925][ T5074] dmaengine-unmap-2 0KB 3KB [ 2092.141111][ T5074] QIPCRTR 0KB 7KB [ 2092.147149][ T5074] skbuff_ext_cache 21KB 55KB [ 2092.154931][ T5074] skbuff_fclone_cache 1KB 8KB [ 2092.161183][ T5074] skbuff_head_cache 66KB 172KB [ 2092.167221][ T5074] file_lock_cache 0KB 3KB [ 2092.175258][ T5074] fsnotify_mark_connector 0KB 7KB [ 2092.181872][ T5074] net_namespace 29KB 29KB [ 2092.190479][ T5074] task_delay_info 48KB 63KB [ 2092.196731][ T5074] taskstats 4KB 18KB [ 2092.202784][ T5074] proc_dir_entry 708KB 712KB [ 2092.210762][ T5074] pde_opener 0KB 3KB [ 2092.216811][ T5074] seq_file 0KB 3KB [ 2092.222940][ T5074] shmem_inode_cache 4481KB 4517KB [ 2092.230981][ T5074] kernfs_node_cache 29633KB 29684KB [ 2092.237096][ T5074] mnt_cache 113KB 120KB [ 2092.243173][ T5074] filp 160KB 300KB [ 2092.251261][ T5074] names_cache 152KB 152KB [ 2092.257304][ T5074] iint_cache 10KB 39KB [ 2092.263346][ T5074] uts_namespace 2KB 3KB [ 2092.269393][ T5074] vm_area_struct 1274KB 1500KB [ 2092.275428][ T5074] mm_struct 195KB 230KB [ 2092.281476][ T5074] fs_cache 10KB 19KB [ 2092.287524][ T5074] files_cache 116KB 166KB [ 2092.293574][ T5074] signal_cache 620KB 676KB [ 2092.301025][ T5074] sighand_cache 1140KB 1218KB [ 2092.307084][ T5074] task_struct 2685KB 2739KB [ 2092.314483][ T5074] cred_jar 124KB 263KB [ 2092.320541][ T5074] anon_vma_chain 269KB 328KB [ 2092.326576][ T5074] anon_vma 149KB 187KB [ 2092.332649][ T5074] pid 57KB 84KB [ 2092.338731][ T5074] Acpi-Operand 110KB 118KB [ 2092.344781][ T5074] Acpi-Parse 99KB 124KB [ 2092.350942][ T5074] Acpi-State 37KB 51KB [ 2092.356979][ T5074] numa_policy 15KB 22KB [ 2092.363056][ T5074] trace_event_file 287KB 296KB [ 2092.369122][ T5074] ftrace_event_field 441KB 451KB [ 2092.375249][ T5074] pool_workqueue 263KB 320KB [ 2092.381298][ T5074] vmap_area 285KB 640KB [ 2092.387330][ T5074] kmalloc-4M 4096KB 4096KB [ 2092.393373][ T5074] kmalloc-512k 2048KB 2048KB [ 2092.399731][ T5074] kmalloc-256k 256KB 256KB [ 2092.405770][ T5074] kmalloc-128k 2816KB 2816KB [ 2092.412341][ T5074] kmalloc-64k 3968KB 4032KB [ 2092.418415][ T5074] kmalloc-32k 1568KB 1568KB [ 2092.424453][ T5074] kmalloc-16k 1184KB 1184KB [ 2092.430615][ T5074] kmalloc-8k 5224KB 5240KB [ 2092.436657][ T5074] kmalloc-4k 33092KB 33140KB [ 2092.442710][ T5074] kmalloc-2k 17716KB 17808KB [ 2092.448754][ T5074] kmalloc-1k 9384KB 9488KB [ 2092.454787][ T5074] kmalloc-512 5974KB 5984KB [ 2092.460840][ T5074] kmalloc-256 4522KB 4536KB [ 2092.466880][ T5074] kmalloc-192 2121KB 2126KB [ 2092.472931][ T5074] kmalloc-96 1878KB 1884KB [ 2092.478979][ T5074] kmalloc-64 2380KB 2408KB [ 2092.485007][ T5074] kmalloc-32 5620117KB 5620117KB [ 2092.491052][ T5074] kmalloc-128 1175KB 1192KB [ 2092.497091][ T5074] kmem_cache 50KB 59KB [ 2092.503247][ T5074] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.3,pid=16348,uid=0 [ 2092.517502][ T5074] Out of memory: Killed process 16348 (syz-executor.3) total-vm:93288kB, anon-rss:3820kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:136kB oom_score_adj:1000 [ 2092.535602][ T1954] oom_reaper: reaped process 16348 (syz-executor.3), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2092.553665][ T5074] systemd-journal invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2092.564898][ T5074] CPU: 1 PID: 5074 Comm: systemd-journal Not tainted 5.9.0-rc6-syzkaller #0 [ 2092.573708][ T5074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2092.583752][ T5074] Call Trace: [ 2092.587024][ T5074] dump_stack+0x10f/0x19d [ 2092.591329][ T5074] dump_header+0x8e/0x400 [ 2092.595767][ T5074] oom_kill_process+0x18d/0x3f0 [ 2092.600607][ T5074] out_of_memory+0x5fd/0x8c0 [ 2092.605180][ T5074] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2092.610640][ T5074] __alloc_pages_nodemask+0x266/0x380 [ 2092.616019][ T5074] alloc_pages_current+0x21d/0x310 [ 2092.621169][ T5074] __page_cache_alloc+0x4f/0x120 [ 2092.626073][ T5074] pagecache_get_page+0x4ba/0x970 [ 2092.631076][ T5074] ? __do_page_cache_readahead+0x96/0xb0 [ 2092.636676][ T5074] filemap_fault+0xb7a/0x1270 [ 2092.641322][ T5074] ext4_filemap_fault+0x4b/0x60 [ 2092.646136][ T5074] do_read_fault+0x41f/0x760 [ 2092.650695][ T5074] handle_mm_fault+0x14e9/0x1af0 [ 2092.655633][ T5074] do_user_addr_fault+0x380/0x770 [ 2092.660713][ T5074] exc_page_fault+0xb8/0x330 [ 2092.665270][ T5074] ? asm_exc_page_fault+0x8/0x30 [ 2092.670292][ T5074] asm_exc_page_fault+0x1e/0x30 [ 2092.675110][ T5074] RIP: 0033:0x7f0b0e9ff6e6 [ 2092.679501][ T5074] Code: Bad RIP value. [ 2092.683534][ T5074] RSP: 002b:00007ffdff1b4090 EFLAGS: 00010202 [ 2092.689699][ T5074] RAX: 0000000000000001 RBX: 000055a06db19310 RCX: 00000000000b4cca [ 2092.697728][ T5074] RDX: 0000000000000000 RSI: 000000007af6e1c0 RDI: 431bde82d7b634db [ 2092.705680][ T5074] RBP: 00007ffdff1b4290 R08: 00000452ad5371dd R09: 00007ffdff1d8080 [ 2092.713624][ T5074] R10: 0000000000000010 R11: 00007ffdff1d80b8 R12: 00007ffdff1b40a0 [ 2092.721565][ T5074] R13: 0000000000000001 R14: 0000000000000001 R15: 0005b045c71ea298 [ 2092.731295][ T5074] Mem-Info: [ 2092.734415][ T5074] active_anon:1708 inactive_anon:272184 isolated_anon:0 [ 2092.734415][ T5074] active_file:15 inactive_file:14 isolated_file:0 [ 2092.734415][ T5074] unevictable:4 dirty:0 writeback:0 [ 2092.734415][ T5074] slab_reclaimable:7932 slab_unreclaimable:1488275 [ 2092.734415][ T5074] mapped:54724 shmem:7470 pagetables:5028 bounce:0 [ 2092.734415][ T5074] free:15463 free_pcp:4 free_cma:0 [ 2092.770966][ T5074] Node 0 active_anon:6832kB inactive_anon:1088736kB active_file:56kB inactive_file:52kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 829440kB writeback_tmp:0kB kernel_stack:8624kB all_unreclaimable? yes [ 2092.800326][ T5074] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2092.827326][ T5074] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2092.855674][ T5074] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2092.861402][ T5074] Node 0 DMA32 free:19656kB min:36960kB low:45688kB high:54416kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:715184kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:15944kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2092.891311][ T5074] lowmem_reserve[]: 0 0 707 707 707 [ 2092.896487][ T5074] Node 0 Normal free:4252kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:373552kB active_file:12kB inactive_file:0kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:4164kB bounce:0kB free_pcp:12kB local_pcp:0kB free_cma:0kB [ 2092.926096][ T5074] lowmem_reserve[]: 0 0 0 0 0 [ 2092.930770][ T5074] Node 1 Normal free:22940kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2092.960100][ T5074] lowmem_reserve[]: 0 0 0 0 0 [ 2092.964752][ T5074] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2092.979292][ T5074] Node 0 DMA32: 1222*4kB (UME) 790*8kB (UME) 328*16kB (UME) 104*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 19784kB [ 2092.993766][ T5074] Node 0 Normal: 629*4kB (UME) 144*8kB (UME) 37*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 4292kB [ 2093.007700][ T5074] Node 1 Normal: 3*4kB (UME) 2*8kB (UE) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22940kB [ 2093.023869][ T5074] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2093.033406][ T5074] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2093.042680][ T5074] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2093.052208][ T5074] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2093.061462][ T5074] 7499 total pagecache pages [ 2093.066014][ T5074] 0 pages in swap cache [ 2093.070980][ T5074] Swap cache stats: add 0, delete 0, find 0/0 [ 2093.077020][ T5074] Free swap = 0kB [ 2093.080751][ T5074] Total swap = 0kB [ 2093.084468][ T5074] 1965979 pages RAM [ 2093.088272][ T5074] 0 pages HighMem/MovableOnly [ 2093.092944][ T5074] 83664 pages reserved [ 2093.096977][ T5074] 0 pages cma reserved [ 2093.101042][ T5074] Unreclaimable slab info: [ 2093.105432][ T5074] Name Used Total [ 2093.111663][ T5074] SCTPv6 10KB 15KB [ 2093.117882][ T5074] DCCPv6 12KB 14KB [ 2093.123925][ T5074] DCCP 11KB 13KB [ 2093.129995][ T5074] PINGv6 1KB 3KB [ 2093.136031][ T5074] RAWv6 49KB 53KB [ 2093.142079][ T5074] UDPv6 38KB 47KB [ 2093.148148][ T5074] TCPv6 20KB 34KB [ 2093.154188][ T5074] nf_conntrack 6KB 24KB [ 2093.160276][ T5074] scsi_sense_cache 1056KB 1060KB [ 2093.166311][ T5074] i915_vma 48KB 52KB [ 2093.172539][ T5074] mqueue_inode_cache 6KB 7KB [ 2093.179559][ T5074] cifs_small_rq 13KB 15KB [ 2093.185605][ T5074] cifs_request 65KB 65KB [ 2093.191771][ T5074] nfs_read_data 28KB 28KB [ 2093.197841][ T5074] ecryptfs_dentry_info_cache 1KB 3KB [ 2093.204682][ T5074] pid_namespace 1KB 3KB [ 2093.210772][ T5074] tcp_bind_bucket 191KB 204KB [ 2093.217055][ T5074] xfrm_state 5KB 7KB [ 2093.223109][ T5074] PING 57KB 80KB [ 2093.229246][ T5074] RAW 42KB 48KB [ 2093.235280][ T5074] UDP 33KB 55KB [ 2093.241342][ T5074] TCP 8KB 19KB [ 2093.247478][ T5074] hugetlbfs_inode_cache 1KB 7KB [ 2093.253880][ T5074] eventpoll_pwq 4KB 11KB [ 2093.259941][ T5074] bio_crypt_ctx 6KB 7KB [ 2093.265987][ T5074] request_queue 86KB 102KB [ 2093.272031][ T5074] blkdev_ioc 2KB 3KB [ 2093.278108][ T5074] biovec-max 644KB 644KB [ 2093.284142][ T5074] biovec-128 20KB 24KB [ 2093.290908][ T5074] biovec-64 2KB 12KB [ 2093.296937][ T5074] khugepaged_mm_slot 16KB 27KB [ 2093.303248][ T5074] dmaengine-unmap-256 2KB 6KB [ 2093.309479][ T5074] dmaengine-unmap-128 1KB 7KB [ 2093.315687][ T5074] dmaengine-unmap-2 0KB 3KB [ 2093.321858][ T5074] QIPCRTR 0KB 7KB [ 2093.327991][ T5074] skbuff_ext_cache 21KB 55KB [ 2093.334044][ T5074] skbuff_fclone_cache 1KB 8KB [ 2093.340268][ T5074] skbuff_head_cache 66KB 172KB [ 2093.346337][ T5074] file_lock_cache 0KB 3KB [ 2093.352380][ T5074] fsnotify_mark_connector 0KB 7KB [ 2093.360339][ T5074] net_namespace 29KB 29KB [ 2093.366371][ T5074] task_delay_info 48KB 63KB [ 2093.372609][ T5074] taskstats 4KB 18KB [ 2093.378679][ T5074] proc_dir_entry 708KB 712KB [ 2093.384718][ T5074] pde_opener 0KB 3KB [ 2093.390768][ T5074] seq_file 0KB 3KB [ 2093.396810][ T5074] shmem_inode_cache 4481KB 4517KB [ 2093.403769][ T5074] kernfs_node_cache 29633KB 29684KB [ 2093.409901][ T5074] mnt_cache 113KB 120KB [ 2093.415938][ T5074] filp 160KB 300KB [ 2093.422100][ T5074] names_cache 152KB 152KB [ 2093.429167][ T5074] iint_cache 10KB 39KB [ 2093.435211][ T5074] uts_namespace 2KB 3KB [ 2093.441281][ T5074] vm_area_struct 1274KB 1500KB [ 2093.447313][ T5074] mm_struct 195KB 230KB [ 2093.453420][ T5074] fs_cache 10KB 19KB [ 2093.459485][ T5074] files_cache 116KB 166KB [ 2093.465542][ T5074] signal_cache 620KB 676KB [ 2093.471589][ T5074] sighand_cache 1140KB 1218KB [ 2093.477809][ T5074] task_struct 2685KB 2739KB [ 2093.483846][ T5074] cred_jar 124KB 263KB [ 2093.489909][ T5074] anon_vma_chain 269KB 328KB [ 2093.495960][ T5074] anon_vma 149KB 187KB [ 2093.502005][ T5074] pid 57KB 84KB [ 2093.508943][ T5074] Acpi-Operand 110KB 118KB [ 2093.514985][ T5074] Acpi-Parse 99KB 124KB [ 2093.521059][ T5074] Acpi-State 37KB 51KB [ 2093.527184][ T5074] numa_policy 15KB 22KB [ 2093.533242][ T5074] trace_event_file 287KB 296KB [ 2093.539289][ T5074] ftrace_event_field 441KB 451KB [ 2093.545418][ T5074] pool_workqueue 263KB 320KB [ 2093.551471][ T5074] vmap_area 285KB 640KB [ 2093.557508][ T5074] kmalloc-4M 4096KB 4096KB [ 2093.563608][ T5074] kmalloc-512k 2048KB 2048KB [ 2093.569662][ T5074] kmalloc-256k 256KB 256KB [ 2093.575747][ T5074] kmalloc-128k 2816KB 2816KB [ 2093.581818][ T5074] kmalloc-64k 3968KB 4032KB [ 2093.587881][ T5074] kmalloc-32k 1568KB 1568KB [ 2093.593977][ T5074] kmalloc-16k 1184KB 1184KB [ 2093.602238][ T5074] kmalloc-8k 5224KB 5240KB [ 2093.608419][ T5074] kmalloc-4k 33092KB 33140KB [ 2093.614473][ T5074] kmalloc-2k 17716KB 17808KB [ 2093.621153][ T5074] kmalloc-1k 9384KB 9488KB [ 2093.627301][ T5074] kmalloc-512 5974KB 5984KB [ 2093.633375][ T5074] kmalloc-256 4522KB 4536KB [ 2093.639521][ T5074] kmalloc-192 2121KB 2126KB [ 2093.645572][ T5074] kmalloc-96 1878KB 1884KB [ 2093.651618][ T5074] kmalloc-64 2380KB 2408KB [ 2093.657690][ T5074] kmalloc-32 5622710KB 5622710KB [ 2093.663734][ T5074] kmalloc-128 1175KB 1192KB [ 2093.669805][ T5074] kmem_cache 50KB 59KB [ 2093.675840][ T5074] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.2,pid=15347,uid=0 [ 2093.690191][ T5074] Out of memory: Killed process 15347 (syz-executor.2) total-vm:93420kB, anon-rss:3816kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2093.707458][ T1954] oom_reaper: reaped process 15347 (syz-executor.2), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2093.725344][ T5074] systemd-journal invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2093.737435][ T5074] CPU: 1 PID: 5074 Comm: systemd-journal Not tainted 5.9.0-rc6-syzkaller #0 [ 2093.746084][ T5074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2093.756114][ T5074] Call Trace: [ 2093.759432][ T5074] dump_stack+0x10f/0x19d [ 2093.763816][ T5074] dump_header+0x8e/0x400 [ 2093.768111][ T5074] oom_kill_process+0x18d/0x3f0 [ 2093.772932][ T5074] out_of_memory+0x5fd/0x8c0 [ 2093.777654][ T5074] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2093.783035][ T5074] __alloc_pages_nodemask+0x266/0x380 [ 2093.788373][ T5074] alloc_pages_current+0x21d/0x310 [ 2093.793514][ T5074] __page_cache_alloc+0x4f/0x120 [ 2093.798443][ T5074] pagecache_get_page+0x4ba/0x970 [ 2093.803433][ T5074] ? __do_page_cache_readahead+0x96/0xb0 [ 2093.809089][ T5074] filemap_fault+0xb7a/0x1270 [ 2093.813733][ T5074] ext4_filemap_fault+0x4b/0x60 [ 2093.818551][ T5074] do_read_fault+0x41f/0x760 [ 2093.823106][ T5074] handle_mm_fault+0x14e9/0x1af0 [ 2093.828158][ T5074] do_user_addr_fault+0x380/0x770 [ 2093.833154][ T5074] exc_page_fault+0xb8/0x330 [ 2093.837716][ T5074] ? asm_exc_page_fault+0x8/0x30 [ 2093.842622][ T5074] asm_exc_page_fault+0x1e/0x30 [ 2093.847436][ T5074] RIP: 0033:0x7f0b0e9ff6e6 [ 2093.851834][ T5074] Code: Bad RIP value. [ 2093.855866][ T5074] RSP: 002b:00007ffdff1b4090 EFLAGS: 00010202 [ 2093.861897][ T5074] RAX: 0000000000000001 RBX: 000055a06db19310 RCX: 00000000000b4cca [ 2093.870037][ T5074] RDX: 0000000000000000 RSI: 000000007af6e1c0 RDI: 431bde82d7b634db [ 2093.878095][ T5074] RBP: 00007ffdff1b4290 R08: 00000452ad5371dd R09: 00007ffdff1d8080 [ 2093.886037][ T5074] R10: 0000000000000010 R11: 00007ffdff1d80b8 R12: 00007ffdff1b40a0 [ 2093.893978][ T5074] R13: 0000000000000001 R14: 0000000000000001 R15: 0005b045c71ea298 [ 2093.903125][ T5074] Mem-Info: [ 2093.906228][ T5074] active_anon:1708 inactive_anon:271644 isolated_anon:0 [ 2093.906228][ T5074] active_file:15 inactive_file:15 isolated_file:0 [ 2093.906228][ T5074] unevictable:4 dirty:0 writeback:0 [ 2093.906228][ T5074] slab_reclaimable:7932 slab_unreclaimable:1488557 [ 2093.906228][ T5074] mapped:54724 shmem:7470 pagetables:5000 bounce:0 [ 2093.906228][ T5074] free:15590 free_pcp:154 free_cma:0 [ 2093.942957][ T5074] Node 0 active_anon:6832kB inactive_anon:1086576kB active_file:56kB inactive_file:56kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 827392kB writeback_tmp:0kB kernel_stack:8608kB all_unreclaimable? yes [ 2093.972237][ T5074] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2093.999033][ T5074] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2094.027254][ T5074] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2094.032962][ T5074] Node 0 DMA32 free:21076kB min:36960kB low:45688kB high:54416kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:713112kB active_file:44kB inactive_file:52kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:15832kB bounce:0kB free_pcp:252kB local_pcp:4kB free_cma:0kB [ 2094.063048][ T5074] lowmem_reserve[]: 0 0 707 707 707 [ 2094.068253][ T5074] Node 0 Normal free:4040kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:373484kB active_file:12kB inactive_file:4kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:4164kB bounce:0kB free_pcp:344kB local_pcp:116kB free_cma:0kB [ 2094.098155][ T5074] lowmem_reserve[]: 0 0 0 0 0 [ 2094.102807][ T5074] Node 1 Normal free:22940kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2094.132253][ T5074] lowmem_reserve[]: 0 0 0 0 0 [ 2094.136899][ T5074] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2094.151367][ T5074] Node 0 DMA32: 1211*4kB (UME) 747*8kB (UME) 305*16kB (UME) 105*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 1*2048kB (M) 0*4096kB = 21108kB [ 2094.166281][ T5074] Node 0 Normal: 606*4kB (ME) 124*8kB (UME) 37*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 4040kB [ 2094.180094][ T5074] Node 1 Normal: 3*4kB (UME) 2*8kB (UE) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22940kB [ 2094.196081][ T5074] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2094.205709][ T5074] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2094.214992][ T5074] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2094.224604][ T5074] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2094.234069][ T5074] 7500 total pagecache pages [ 2094.239506][ T5074] 0 pages in swap cache [ 2094.243753][ T5074] Swap cache stats: add 0, delete 0, find 0/0 [ 2094.249828][ T5074] Free swap = 0kB [ 2094.253517][ T5074] Total swap = 0kB [ 2094.257200][ T5074] 1965979 pages RAM [ 2094.260992][ T5074] 0 pages HighMem/MovableOnly [ 2094.265631][ T5074] 83664 pages reserved [ 2094.269693][ T5074] 0 pages cma reserved [ 2094.273734][ T5074] Unreclaimable slab info: [ 2094.278149][ T5074] Name Used Total [ 2094.284364][ T5074] SCTPv6 10KB 15KB [ 2094.290431][ T5074] DCCPv6 12KB 14KB [ 2094.296459][ T5074] DCCP 11KB 13KB [ 2094.303291][ T5074] PINGv6 1KB 3KB [ 2094.309357][ T5074] RAWv6 49KB 53KB [ 2094.315406][ T5074] UDPv6 38KB 47KB [ 2094.321506][ T5074] TCPv6 20KB 34KB [ 2094.327545][ T5074] nf_conntrack 6KB 24KB [ 2094.333594][ T5074] scsi_sense_cache 1056KB 1060KB [ 2094.339792][ T5074] i915_vma 48KB 52KB [ 2094.346214][ T5074] mqueue_inode_cache 6KB 7KB [ 2094.353207][ T5074] cifs_small_rq 13KB 15KB [ 2094.359347][ T5074] cifs_request 65KB 65KB [ 2094.365386][ T5074] nfs_read_data 28KB 28KB [ 2094.375412][ T5074] ecryptfs_dentry_info_cache 1KB 3KB [ 2094.382374][ T5074] pid_namespace 1KB 3KB [ 2094.390221][ T5074] tcp_bind_bucket 191KB 204KB [ 2094.396256][ T5074] xfrm_state 5KB 7KB [ 2094.402331][ T5074] PING 57KB 80KB [ 2094.408483][ T5074] RAW 42KB 48KB [ 2094.414552][ T5074] UDP 33KB 55KB [ 2094.420591][ T5074] TCP 8KB 19KB [ 2094.426619][ T5074] hugetlbfs_inode_cache 1KB 7KB [ 2094.433022][ T5074] eventpoll_pwq 4KB 11KB [ 2094.440985][ T5074] bio_crypt_ctx 6KB 7KB [ 2094.447204][ T5074] request_queue 86KB 102KB [ 2094.453259][ T5074] blkdev_ioc 2KB 3KB [ 2094.462262][ T5074] biovec-max 644KB 644KB [ 2094.468414][ T5074] biovec-128 20KB 24KB [ 2094.474538][ T5074] biovec-64 2KB 12KB [ 2094.480615][ T5074] khugepaged_mm_slot 16KB 27KB [ 2094.486748][ T5074] dmaengine-unmap-256 2KB 6KB [ 2094.493006][ T5074] dmaengine-unmap-128 1KB 7KB [ 2094.499248][ T5074] dmaengine-unmap-2 0KB 3KB [ 2094.505299][ T5074] QIPCRTR 0KB 7KB [ 2094.511355][ T5074] skbuff_ext_cache 21KB 55KB [ 2094.517400][ T5074] skbuff_fclone_cache 1KB 8KB [ 2094.523633][ T5074] skbuff_head_cache 66KB 172KB [ 2094.529686][ T5074] file_lock_cache 0KB 3KB [ 2094.535720][ T5074] fsnotify_mark_connector 0KB 7KB [ 2094.542295][ T5074] net_namespace 29KB 29KB [ 2094.548590][ T5074] task_delay_info 48KB 63KB [ 2094.554670][ T5074] taskstats 4KB 18KB [ 2094.560866][ T5074] proc_dir_entry 708KB 712KB [ 2094.566900][ T5074] pde_opener 0KB 3KB [ 2094.573622][ T5074] seq_file 0KB 3KB [ 2094.579689][ T5074] shmem_inode_cache 4481KB 4517KB [ 2094.585727][ T5074] kernfs_node_cache 29633KB 29684KB [ 2094.591808][ T5074] mnt_cache 113KB 120KB [ 2094.597951][ T5074] filp 160KB 300KB [ 2094.603988][ T5074] names_cache 152KB 152KB [ 2094.610055][ T5074] iint_cache 10KB 39KB [ 2094.616100][ T5074] uts_namespace 2KB 3KB [ 2094.622158][ T5074] vm_area_struct 1274KB 1500KB [ 2094.628271][ T5074] mm_struct 195KB 230KB [ 2094.634312][ T5074] fs_cache 10KB 19KB [ 2094.640361][ T5074] files_cache 116KB 166KB [ 2094.646404][ T5074] signal_cache 620KB 676KB [ 2094.652663][ T5074] sighand_cache 1140KB 1218KB [ 2094.658728][ T5074] task_struct 2685KB 2739KB [ 2094.664765][ T5074] cred_jar 124KB 263KB [ 2094.670877][ T5074] anon_vma_chain 269KB 328KB [ 2094.676919][ T5074] anon_vma 149KB 187KB [ 2094.683687][ T5074] pid 57KB 84KB [ 2094.689862][ T5074] Acpi-Operand 110KB 118KB [ 2094.696088][ T5074] Acpi-Parse 99KB 124KB [ 2094.702135][ T5074] Acpi-State 37KB 51KB [ 2094.708208][ T5074] numa_policy 15KB 22KB [ 2094.714257][ T5074] trace_event_file 287KB 296KB [ 2094.720317][ T5074] ftrace_event_field 441KB 451KB [ 2094.726440][ T5074] pool_workqueue 263KB 320KB [ 2094.732503][ T5074] vmap_area 285KB 640KB [ 2094.738566][ T5074] kmalloc-4M 4096KB 4096KB [ 2094.744691][ T5074] kmalloc-512k 2048KB 2048KB [ 2094.750745][ T5074] kmalloc-256k 256KB 256KB [ 2094.756962][ T5074] kmalloc-128k 2816KB 2816KB [ 2094.763145][ T5074] kmalloc-64k 3968KB 4032KB [ 2094.769210][ T5074] kmalloc-32k 1568KB 1568KB [ 2094.775261][ T5074] kmalloc-16k 1184KB 1184KB [ 2094.781346][ T5074] kmalloc-8k 5224KB 5240KB [ 2094.787383][ T5074] kmalloc-4k 33092KB 33140KB [ 2094.794313][ T5074] kmalloc-2k 17716KB 17808KB [ 2094.800489][ T5074] kmalloc-1k 9384KB 9488KB [ 2094.806528][ T5074] kmalloc-512 5974KB 5984KB [ 2094.812660][ T5074] kmalloc-256 4522KB 4536KB [ 2094.818744][ T5074] kmalloc-192 2121KB 2126KB [ 2094.824859][ T5074] kmalloc-96 1878KB 1884KB [ 2094.830998][ T5074] kmalloc-64 2380KB 2408KB [ 2094.837040][ T5074] kmalloc-32 5623586KB 5623586KB [ 2094.843091][ T5074] kmalloc-128 1175KB 1192KB [ 2094.849133][ T5074] kmem_cache 50KB 59KB [ 2094.855293][ T5074] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.3,pid=13457,uid=0 [ 2094.869549][ T5074] Out of memory: Killed process 13457 (syz-executor.3) total-vm:93288kB, anon-rss:3820kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:136kB oom_score_adj:1000 [ 2094.890818][ T1954] oom_reaper: reaped process 13457 (syz-executor.3), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2094.905008][ T5074] systemd-journal invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2094.929303][ T5074] CPU: 1 PID: 5074 Comm: systemd-journal Not tainted 5.9.0-rc6-syzkaller #0 [ 2094.938022][ T5074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2094.948047][ T5074] Call Trace: [ 2094.951314][ T5074] dump_stack+0x10f/0x19d [ 2094.955614][ T5074] dump_header+0x8e/0x400 [ 2094.959912][ T5074] oom_kill_process+0x18d/0x3f0 [ 2094.964730][ T5074] out_of_memory+0x5fd/0x8c0 [ 2094.969285][ T5074] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2094.974627][ T5074] __alloc_pages_nodemask+0x266/0x380 [ 2094.979969][ T5074] alloc_pages_current+0x21d/0x310 [ 2094.985143][ T5074] __page_cache_alloc+0x4f/0x120 [ 2094.990073][ T5074] pagecache_get_page+0x4ba/0x970 [ 2094.995064][ T5074] ? __do_page_cache_readahead+0x96/0xb0 [ 2095.000664][ T5074] filemap_fault+0xb7a/0x1270 [ 2095.005308][ T5074] ext4_filemap_fault+0x4b/0x60 [ 2095.010129][ T5074] do_read_fault+0x41f/0x760 [ 2095.014685][ T5074] handle_mm_fault+0x14e9/0x1af0 [ 2095.019610][ T5074] do_user_addr_fault+0x380/0x770 [ 2095.024626][ T5074] exc_page_fault+0xb8/0x330 [ 2095.029179][ T5074] ? asm_exc_page_fault+0x8/0x30 [ 2095.034133][ T5074] asm_exc_page_fault+0x1e/0x30 [ 2095.038946][ T5074] RIP: 0033:0x7f0b0e9ff6e6 [ 2095.043332][ T5074] Code: Bad RIP value. [ 2095.047377][ T5074] RSP: 002b:00007ffdff1b4090 EFLAGS: 00010202 [ 2095.053411][ T5074] RAX: 0000000000000001 RBX: 000055a06db19310 RCX: 00000000000b4cca [ 2095.061385][ T5074] RDX: 0000000000000000 RSI: 000000007af6e1c0 RDI: 431bde82d7b634db [ 2095.069473][ T5074] RBP: 00007ffdff1b4290 R08: 00000452ad5371dd R09: 00007ffdff1d8080 [ 2095.077428][ T5074] R10: 0000000000000010 R11: 00007ffdff1d80b8 R12: 00007ffdff1b40a0 [ 2095.085451][ T5074] R13: 0000000000000001 R14: 0000000000000001 R15: 0005b045c71ea298 [ 2095.094919][ T5074] Mem-Info: [ 2095.098058][ T5074] active_anon:1708 inactive_anon:271100 isolated_anon:0 [ 2095.098058][ T5074] active_file:15 inactive_file:15 isolated_file:0 [ 2095.098058][ T5074] unevictable:4 dirty:0 writeback:0 [ 2095.098058][ T5074] slab_reclaimable:7932 slab_unreclaimable:1489082 [ 2095.098058][ T5074] mapped:54724 shmem:7470 pagetables:4972 bounce:0 [ 2095.098058][ T5074] free:15774 free_pcp:0 free_cma:0 [ 2095.134362][ T5074] Node 0 active_anon:6832kB inactive_anon:1084400kB active_file:56kB inactive_file:56kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 825344kB writeback_tmp:0kB kernel_stack:8608kB all_unreclaimable? yes [ 2095.164090][ T5074] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2095.190952][ T5074] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2095.219598][ T5074] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2095.225300][ T5074] Node 0 DMA32 free:19872kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:710940kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:15716kB bounce:0kB free_pcp:288kB local_pcp:40kB free_cma:0kB [ 2095.255258][ T5074] lowmem_reserve[]: 0 0 707 707 707 [ 2095.260565][ T5074] Node 0 Normal free:4360kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:373436kB active_file:4kB inactive_file:12kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:4164kB bounce:0kB free_pcp:52kB local_pcp:36kB free_cma:0kB [ 2095.290497][ T5074] lowmem_reserve[]: 0 0 0 0 0 [ 2095.295155][ T5074] Node 1 Normal free:22940kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2095.323869][ T5074] lowmem_reserve[]: 0 0 0 0 0 [ 2095.329347][ T5074] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2095.343768][ T5074] Node 0 DMA32: 1224*4kB (UME) 754*8kB (UME) 303*16kB (ME) 102*32kB (UM) 1*64kB (U) 0*128kB 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 19872kB [ 2095.359218][ T5074] Node 0 Normal: 618*4kB (UME) 128*8kB (UME) 37*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 4120kB [ 2095.373314][ T5074] Node 1 Normal: 3*4kB (UME) 2*8kB (UE) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22940kB [ 2095.389442][ T5074] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2095.398986][ T5074] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2095.408270][ T5074] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2095.417820][ T5074] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2095.427064][ T5074] 7500 total pagecache pages [ 2095.431664][ T5074] 0 pages in swap cache [ 2095.435782][ T5074] Swap cache stats: add 0, delete 0, find 0/0 [ 2095.442732][ T5074] Free swap = 0kB [ 2095.446429][ T5074] Total swap = 0kB [ 2095.450146][ T5074] 1965979 pages RAM [ 2095.453929][ T5074] 0 pages HighMem/MovableOnly [ 2095.458580][ T5074] 83664 pages reserved [ 2095.462612][ T5074] 0 pages cma reserved [ 2095.466640][ T5074] Unreclaimable slab info: [ 2095.471259][ T5074] Name Used Total [ 2095.477494][ T5074] SCTPv6 10KB 15KB [ 2095.483532][ T5074] DCCPv6 12KB 14KB [ 2095.489651][ T5074] DCCP 11KB 13KB [ 2095.495679][ T5074] PINGv6 1KB 3KB [ 2095.501729][ T5074] RAWv6 49KB 53KB [ 2095.507833][ T5074] UDPv6 38KB 47KB [ 2095.513872][ T5074] TCPv6 20KB 34KB [ 2095.519918][ T5074] nf_conntrack 6KB 24KB [ 2095.525973][ T5074] scsi_sense_cache 1056KB 1060KB [ 2095.532155][ T5074] i915_vma 48KB 52KB [ 2095.538241][ T5074] mqueue_inode_cache 6KB 7KB [ 2095.544374][ T5074] cifs_small_rq 13KB 15KB [ 2095.551353][ T5074] cifs_request 65KB 65KB [ 2095.557390][ T5074] nfs_read_data 28KB 28KB [ 2095.563450][ T5074] ecryptfs_dentry_info_cache 1KB 3KB [ 2095.570405][ T5074] pid_namespace 1KB 3KB [ 2095.576666][ T5074] tcp_bind_bucket 191KB 204KB [ 2095.582740][ T5074] xfrm_state 5KB 7KB [ 2095.588857][ T5074] PING 57KB 80KB [ 2095.594901][ T5074] RAW 42KB 48KB [ 2095.600971][ T5074] UDP 33KB 55KB [ 2095.607011][ T5074] TCP 8KB 19KB [ 2095.613188][ T5074] hugetlbfs_inode_cache 1KB 7KB [ 2095.619583][ T5074] eventpoll_pwq 4KB 11KB [ 2095.625658][ T5074] bio_crypt_ctx 6KB 7KB [ 2095.631745][ T5074] request_queue 86KB 102KB [ 2095.637843][ T5074] blkdev_ioc 2KB 3KB [ 2095.643946][ T5074] biovec-max 644KB 644KB [ 2095.650004][ T5074] biovec-128 20KB 24KB [ 2095.656083][ T5074] biovec-64 2KB 8KB [ 2095.662656][ T5074] khugepaged_mm_slot 15KB 27KB [ 2095.668820][ T5074] dmaengine-unmap-256 2KB 6KB [ 2095.675136][ T5074] dmaengine-unmap-128 1KB 7KB [ 2095.681444][ T5074] dmaengine-unmap-2 0KB 3KB [ 2095.687694][ T5074] QIPCRTR 0KB 7KB [ 2095.693813][ T5074] skbuff_ext_cache 21KB 55KB [ 2095.699873][ T5074] skbuff_fclone_cache 1KB 8KB [ 2095.706092][ T5074] skbuff_head_cache 66KB 172KB [ 2095.712161][ T5074] file_lock_cache 0KB 3KB [ 2095.718217][ T5074] fsnotify_mark_connector 0KB 7KB [ 2095.724774][ T5074] net_namespace 29KB 29KB [ 2095.730842][ T5074] task_delay_info 48KB 63KB [ 2095.736885][ T5074] taskstats 4KB 18KB [ 2095.743082][ T5074] proc_dir_entry 708KB 712KB [ 2095.749136][ T5074] pde_opener 0KB 3KB [ 2095.755188][ T5074] seq_file 0KB 3KB [ 2095.763573][ T5074] shmem_inode_cache 4481KB 4517KB [ 2095.770591][ T5074] kernfs_node_cache 29633KB 29684KB [ 2095.776737][ T5074] mnt_cache 113KB 120KB [ 2095.784629][ T5074] filp 160KB 300KB [ 2095.790693][ T5074] names_cache 152KB 152KB [ 2095.796744][ T5074] iint_cache 9KB 35KB [ 2095.802865][ T5074] uts_namespace 2KB 3KB [ 2095.808978][ T5074] vm_area_struct 1248KB 1500KB [ 2095.815170][ T5074] mm_struct 195KB 230KB [ 2095.821236][ T5074] fs_cache 10KB 19KB [ 2095.827274][ T5074] files_cache 114KB 166KB [ 2095.833357][ T5074] signal_cache 620KB 676KB [ 2095.839408][ T5074] sighand_cache 1140KB 1218KB [ 2095.845442][ T5074] task_struct 2685KB 2735KB [ 2095.851538][ T5074] cred_jar 123KB 263KB [ 2095.857615][ T5074] anon_vma_chain 265KB 328KB [ 2095.863642][ T5074] anon_vma 147KB 187KB [ 2095.869693][ T5074] pid 57KB 84KB [ 2095.875762][ T5074] Acpi-Operand 110KB 118KB [ 2095.882983][ T5074] Acpi-Parse 99KB 124KB [ 2095.889042][ T5074] Acpi-State 37KB 51KB [ 2095.895072][ T5074] numa_policy 15KB 22KB [ 2095.901120][ T5074] trace_event_file 287KB 296KB [ 2095.907156][ T5074] ftrace_event_field 441KB 451KB [ 2095.913440][ T5074] pool_workqueue 259KB 312KB [ 2095.919519][ T5074] vmap_area 285KB 640KB [ 2095.925560][ T5074] kmalloc-4M 4096KB 4096KB [ 2095.931620][ T5074] kmalloc-512k 2048KB 2048KB [ 2095.937683][ T5074] kmalloc-256k 256KB 256KB [ 2095.943739][ T5074] kmalloc-128k 2816KB 2816KB [ 2095.950053][ T5074] kmalloc-64k 3968KB 4032KB [ 2095.956080][ T5074] kmalloc-32k 1568KB 1568KB [ 2095.962149][ T5074] kmalloc-16k 1184KB 1184KB [ 2095.968217][ T5074] kmalloc-8k 5224KB 5240KB [ 2095.974268][ T5074] kmalloc-4k 33092KB 33140KB [ 2095.980693][ T5074] kmalloc-2k 17706KB 17800KB [ 2095.986731][ T5074] kmalloc-1k 9384KB 9488KB [ 2095.993799][ T5074] kmalloc-512 5974KB 5984KB [ 2095.999876][ T5074] kmalloc-256 4522KB 4536KB [ 2096.005915][ T5074] kmalloc-192 2121KB 2126KB [ 2096.011970][ T5074] kmalloc-96 1878KB 1884KB [ 2096.018033][ T5074] kmalloc-64 2380KB 2408KB [ 2096.024071][ T5074] kmalloc-32 5627046KB 5627046KB [ 2096.030132][ T5074] kmalloc-128 1175KB 1192KB [ 2096.036172][ T5074] kmem_cache 50KB 59KB [ 2096.042216][ T5074] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.1,pid=12780,uid=0 [ 2096.056460][ T5074] Out of memory: Killed process 12780 (syz-executor.1) total-vm:93420kB, anon-rss:3816kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2096.073634][ T1954] oom_reaper: reaped process 12780 (syz-executor.1), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2096.097471][T23496] warn_alloc: 224 callbacks suppressed [ 2096.097503][T23496] syz-executor.4: page allocation failure: order:0, mode:0x40cc0(GFP_KERNEL|__GFP_COMP), nodemask=(null),cpuset=/,mems_allowed=0-1 [ 2096.139965][ T8311] in:imklog invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2096.145875][T23496] CPU: 1 PID: 23496 Comm: syz-executor.4 Not tainted 5.9.0-rc6-syzkaller #0 [ 2096.159599][T23496] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2096.169638][T23496] Call Trace: [ 2096.172911][T23496] dump_stack+0x10f/0x19d [ 2096.177250][T23496] warn_alloc+0x105/0x160 [ 2096.181611][T23496] ? schedule_timeout+0x13f/0x2c0 [ 2096.186631][T23496] __alloc_pages_slowpath+0x9cd/0x9e0 [ 2096.191979][T23496] __alloc_pages_nodemask+0x266/0x380 [ 2096.197323][T23496] kmem_getpages+0x17/0xb0 [ 2096.201706][T23496] cache_grow_begin+0x60/0x1f0 [ 2096.206441][T23496] fallback_alloc+0x124/0x1e0 [ 2096.211095][T23496] kmem_cache_alloc_trace+0x113/0x2d0 [ 2096.216441][T23496] ? io_issue_sqe+0x261e/0x7950 [ 2096.221264][T23496] io_issue_sqe+0x261e/0x7950 [ 2096.225916][T23496] ? check_preemption_disabled+0x51/0x140 [ 2096.231651][T23496] ? check_preemption_disabled+0x51/0x140 [ 2096.237377][T23496] ? debug_smp_processor_id+0x18/0x20 [ 2096.242720][T23496] ? irqentry_exit_cond_resched+0x22/0x40 [ 2096.248422][T23496] ? check_preemption_disabled+0x51/0x140 [ 2096.254112][T23496] ? ___cache_free+0x9c/0x380 [ 2096.258799][T23496] ? __io_free_req_finish+0xe9/0x190 [ 2096.264058][T23496] ? __rcu_read_unlock+0x4b/0x260 [ 2096.269054][T23496] ? __io_free_req_finish+0x121/0x190 [ 2096.274400][T23496] __io_queue_sqe+0x1b7/0x670 [ 2096.279050][T23496] io_queue_sqe+0x81/0x220 [ 2096.283451][T23496] io_submit_sqe+0x333/0x550 [ 2096.288014][T23496] io_submit_sqes+0x8c6/0xfb0 [ 2096.292672][T23496] __se_sys_io_uring_enter+0x1e8/0x790 [ 2096.298106][T23496] __x64_sys_io_uring_enter+0x74/0x80 [ 2096.303450][T23496] do_syscall_64+0x39/0x80 [ 2096.307842][T23496] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 2096.313703][T23496] RIP: 0033:0x45e179 [ 2096.317611][T23496] Code: Bad RIP value. [ 2096.321648][T23496] RSP: 002b:00007f4ce8167c78 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa [ 2096.330093][T23496] RAX: ffffffffffffffda RBX: 00000000000082c0 RCX: 000000000045e179 [ 2096.338083][T23496] RDX: 0000000000000000 RSI: 000000000000450c RDI: 0000000000000003 [ 2096.346069][T23496] RBP: 000000000118cf98 R08: 0000000000000000 R09: 0000000000000000 [ 2096.354058][T23496] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118cf4c [ 2096.362002][T23496] R13: 00007ffca4f3eaaf R14: 00007f4ce81689c0 R15: 000000000118cf4c [ 2096.369955][ T8311] CPU: 0 PID: 8311 Comm: in:imklog Not tainted 5.9.0-rc6-syzkaller #0 [ 2096.378179][ T8311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2096.378932][T23496] Mem-Info: [ 2096.388206][ T8311] Call Trace: [ 2096.388221][ T8311] dump_stack+0x10f/0x19d [ 2096.388230][ T8311] dump_header+0x8e/0x400 [ 2096.388242][ T8311] oom_kill_process+0x18d/0x3f0 [ 2096.399535][T23496] active_anon:1708 inactive_anon:270555 isolated_anon:0 [ 2096.399535][T23496] active_file:29 inactive_file:0 isolated_file:0 [ 2096.399535][T23496] unevictable:4 dirty:0 writeback:0 [ 2096.399535][T23496] slab_reclaimable:7918 slab_unreclaimable:1489469 [ 2096.399535][T23496] mapped:54724 shmem:7470 pagetables:4981 bounce:0 [ 2096.399535][T23496] free:15843 free_pcp:101 free_cma:0 [ 2096.403175][ T8311] out_of_memory+0x5fd/0x8c0 [ 2096.413715][T23496] Node 0 active_anon:6832kB inactive_anon:1082220kB active_file:112kB inactive_file:0kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 823296kB writeback_tmp:0kB kernel_stack:8592kB all_unreclaimable? no [ 2096.444338][ T8311] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2096.444403][ T8311] __alloc_pages_nodemask+0x266/0x380 [ 2096.456447][T23496] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2096.478241][ T8311] alloc_pages_current+0x21d/0x310 [ 2096.478255][ T8311] __page_cache_alloc+0x4f/0x120 [ 2096.478266][ T8311] pagecache_get_page+0x4ba/0x970 [ 2096.478277][ T8311] ? __do_page_cache_readahead+0x96/0xb0 [ 2096.478296][ T8311] filemap_fault+0xb7a/0x1270 [ 2096.492143][T23496] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2096.515821][ T8311] ext4_filemap_fault+0x4b/0x60 [ 2096.515838][ T8311] do_read_fault+0x41f/0x760 [ 2096.528448][T23496] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2096.530831][ T8311] handle_mm_fault+0x14e9/0x1af0 [ 2096.536510][T23496] Node 0 DMA32 free:21972kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:708808kB active_file:92kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:15756kB bounce:0kB free_pcp:404kB local_pcp:0kB free_cma:0kB [ 2096.541165][ T8311] do_user_addr_fault+0x380/0x770 [ 2096.541180][ T8311] exc_page_fault+0xb8/0x330 [ 2096.541190][ T8311] ? asm_exc_page_fault+0x8/0x30 [ 2096.541220][ T8311] asm_exc_page_fault+0x1e/0x30 [ 2096.541235][ T8311] RIP: 0033:0x7f120bd8ff10 [ 2096.576572][T23496] lowmem_reserve[]: 0 0 707 707 707 [ 2096.578026][ T8311] Code: Bad RIP value. [ 2096.578033][ T8311] RSP: 002b:00007f120a684458 EFLAGS: 00010206 [ 2096.578040][ T8311] RAX: 0000000000000000 RBX: 00007f120a6844b8 RCX: 0000000000000006 [ 2096.578051][ T8311] RDX: 000000000000003e RSI: 00007f120a684da3 RDI: 0000000000000260 [ 2096.583770][T23496] Node 0 Normal free:4156kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:373436kB active_file:20kB inactive_file:0kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:4164kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2096.588685][ T8311] RBP: 00007f120a6844b8 R08: 00007f120be61940 R09: 0000000000000000 [ 2096.588692][ T8311] R10: 2ce33e6c02ce33e7 R11: 0000000000000000 R12: 00007f120a684da0 [ 2096.588742][ T8311] R13: 00007f120a684da3 R14: 0000000000001f9f R15: 00007f120a684e1f [ 2096.611694][ T8311] Mem-Info: [ 2096.629278][T23496] lowmem_reserve[]: 0 0 0 0 0 [ 2096.635200][ T8311] active_anon:1708 inactive_anon:270546 isolated_anon:0 [ 2096.635200][ T8311] active_file:15 inactive_file:15 isolated_file:0 [ 2096.635200][ T8311] unevictable:4 dirty:2 writeback:0 [ 2096.635200][ T8311] slab_reclaimable:7917 slab_unreclaimable:1489471 [ 2096.635200][ T8311] mapped:54724 shmem:7470 pagetables:4953 bounce:0 [ 2096.635200][ T8311] free:15939 free_pcp:101 free_cma:0 [ 2096.645576][T23496] Node 1 Normal free:22940kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB writepending:8kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2096.651828][ T8311] Node 0 active_anon:6832kB inactive_anon:1082184kB active_file:56kB inactive_file:56kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 821248kB writeback_tmp:0kB kernel_stack:8576kB all_unreclaimable? yes [ 2096.651858][ T8311] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:8kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2096.665340][T23496] lowmem_reserve[]: 0 0 0 0 0 [ 2096.665863][ T8311] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2096.673827][T23496] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2096.705585][ T8311] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2096.721744][T23496] Node 0 DMA32: 1236*4kB (UME) 759*8kB (ME) 303*16kB (ME) 103*32kB (UM) 0*64kB 1*128kB (U) 1*256kB (U) 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 22104kB [ 2096.729303][ T8311] Node 0 DMA32 free:22104kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:708776kB active_file:36kB inactive_file:44kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:15644kB bounce:0kB free_pcp:404kB local_pcp:404kB free_cma:0kB [ 2096.736185][T23496] Node 0 Normal: 650*4kB (UME) 148*8kB (UME) 37*16kB (UM) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 4376kB [ 2096.773540][ T8311] lowmem_reserve[]: 0 0 707 707 707 [ 2096.804017][T23496] Node 1 Normal: 3*4kB (UME) 2*8kB (UE) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22940kB [ 2096.839826][ T8311] Node 0 Normal free:4408kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:373408kB active_file:20kB inactive_file:12kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:4164kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2096.858417][T23496] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2096.869717][ T8311] lowmem_reserve[]: 0 0 0 0 0 [ 2096.889938][T23496] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2096.912511][ T8311] Node 1 Normal free:22940kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB writepending:8kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2096.927197][T23496] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2096.958422][ T8311] lowmem_reserve[]: 0 0 0 0 0 [ 2096.975276][T23496] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2096.995399][ T8311] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2097.024621][T23496] 7500 total pagecache pages [ 2097.034358][ T8311] Node 0 DMA32: 1236*4kB (UME) 759*8kB (ME) 303*16kB (ME) 103*32kB (UM) 0*64kB 1*128kB (U) 1*256kB (U) 1*512kB (U) 0*1024kB 1*2048kB (M) 0*4096kB = 22104kB [ 2097.048659][T23496] 0 pages in swap cache [ 2097.076693][ T8311] Node 0 Normal: 650*4kB (UME) 148*8kB (UME) 37*16kB (UM) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 4376kB [ 2097.085960][T23496] Swap cache stats: add 0, delete 0, find 0/0 [ 2097.100103][ T8311] Node 1 Normal: 3*4kB (UME) 2*8kB (UE) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22940kB [ 2097.114747][T23496] Free swap = 0kB [ 2097.129371][ T8311] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2097.144874][T23496] Total swap = 0kB [ 2097.147102][ T8311] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2097.155446][T23496] 1965979 pages RAM [ 2097.169191][ T8311] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2097.169283][ T8311] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2097.183900][T23496] 0 pages HighMem/MovableOnly [ 2097.186512][ T8311] 7500 total pagecache pages [ 2097.207663][T23496] 83664 pages reserved [ 2097.208813][ T8311] 0 pages in swap cache [ 2097.229380][T23496] 0 pages cma reserved [ 2097.231445][ T8311] Swap cache stats: add 0, delete 0, find 0/0 [ 2097.245643][ T8311] Free swap = 0kB [ 2097.267414][ T8311] Total swap = 0kB [ 2097.271121][ T8311] 1965979 pages RAM [ 2097.274889][ T8311] 0 pages HighMem/MovableOnly [ 2097.287610][ T8311] 83664 pages reserved [ 2097.291791][ T8311] 0 pages cma reserved [ 2097.295822][ T8311] Unreclaimable slab info: [ 2097.308048][ T8311] Name Used Total [ 2097.314453][ T8311] SCTPv6 10KB 15KB [ 2097.320526][ T8311] DCCPv6 12KB 14KB [ 2097.326578][ T8311] DCCP 11KB 13KB [ 2097.332683][ T8311] PINGv6 1KB 3KB [ 2097.338743][ T8311] RAWv6 49KB 53KB [ 2097.344779][ T8311] UDPv6 38KB 47KB [ 2097.350846][ T8311] TCPv6 20KB 34KB [ 2097.356902][ T8311] nf_conntrack 6KB 24KB [ 2097.362978][ T8311] scsi_sense_cache 1056KB 1060KB [ 2097.369103][ T8311] i915_vma 48KB 52KB [ 2097.375140][ T8311] mqueue_inode_cache 6KB 7KB [ 2097.381320][ T8311] cifs_small_rq 13KB 15KB [ 2097.390517][ T8311] cifs_request 65KB 65KB [ 2097.396553][ T8311] nfs_read_data 28KB 28KB [ 2097.402943][ T8311] ecryptfs_dentry_info_cache 1KB 3KB [ 2097.412950][ T8311] pid_namespace 1KB 3KB [ 2097.419207][ T8311] tcp_bind_bucket 191KB 204KB [ 2097.425248][ T8311] xfrm_state 5KB 7KB [ 2097.432901][ T8311] PING 57KB 80KB [ 2097.438963][ T8311] RAW 42KB 48KB [ 2097.444994][ T8311] UDP 32KB 55KB [ 2097.452917][ T8311] TCP 8KB 19KB [ 2097.459004][ T8311] hugetlbfs_inode_cache 1KB 7KB [ 2097.465387][ T8311] eventpoll_pwq 4KB 11KB [ 2097.473261][ T8311] bio_crypt_ctx 6KB 7KB [ 2097.479446][ T8311] request_queue 86KB 102KB [ 2097.485530][ T8311] blkdev_ioc 2KB 3KB [ 2097.493432][ T8311] biovec-max 644KB 644KB [ 2097.499525][ T8311] biovec-128 20KB 24KB [ 2097.505561][ T8311] biovec-64 2KB 8KB [ 2097.513773][ T8311] khugepaged_mm_slot 15KB 27KB [ 2097.520073][ T8311] dmaengine-unmap-256 2KB 6KB [ 2097.526335][ T8311] dmaengine-unmap-128 1KB 7KB [ 2097.534504][ T8311] dmaengine-unmap-2 0KB 3KB [ 2097.540609][ T8311] QIPCRTR 0KB 7KB [ 2097.546644][ T8311] skbuff_ext_cache 21KB 55KB [ 2097.554708][ T8311] skbuff_fclone_cache 1KB 8KB [ 2097.560950][ T8311] skbuff_head_cache 66KB 172KB [ 2097.566987][ T8311] file_lock_cache 0KB 3KB [ 2097.574937][ T8311] fsnotify_mark_connector 0KB 7KB [ 2097.581518][ T8311] net_namespace 29KB 29KB [ 2097.589614][ T8311] task_delay_info 48KB 63KB [ 2097.595687][ T8311] taskstats 4KB 18KB [ 2097.603641][ T8311] proc_dir_entry 708KB 712KB [ 2097.611737][ T8311] pde_opener 0KB 3KB [ 2097.618127][ T8311] seq_file 0KB 3KB [ 2097.624275][ T8311] shmem_inode_cache 4481KB 4517KB [ 2097.632419][ T8311] kernfs_node_cache 29633KB 29684KB [ 2097.638517][ T8311] mnt_cache 113KB 120KB [ 2097.644556][ T8311] filp 160KB 300KB [ 2097.652558][ T8311] names_cache 152KB 152KB [ 2097.658771][ T8311] iint_cache 9KB 35KB [ 2097.664820][ T8311] uts_namespace 2KB 3KB [ 2097.672804][ T8311] vm_area_struct 1243KB 1500KB [ 2097.678993][ T8311] mm_struct 195KB 230KB [ 2097.685034][ T8311] fs_cache 10KB 19KB [ 2097.692883][ T8311] files_cache 113KB 166KB [ 2097.698970][ T8311] signal_cache 620KB 676KB [ 2097.705006][ T8311] sighand_cache 1140KB 1218KB [ 2097.712713][ T8311] task_struct 2685KB 2735KB [ 2097.718780][ T8311] cred_jar 123KB 263KB [ 2097.724907][ T8311] anon_vma_chain 263KB 328KB [ 2097.733065][ T8311] anon_vma 146KB 187KB [ 2097.739279][ T8311] pid 57KB 84KB [ 2097.745315][ T8311] Acpi-Operand 110KB 118KB [ 2097.753551][ T8311] Acpi-Parse 99KB 124KB [ 2097.759673][ T8311] Acpi-State 37KB 51KB [ 2097.765789][ T8311] numa_policy 15KB 22KB [ 2097.775414][ T8311] trace_event_file 287KB 296KB [ 2097.781498][ T8311] ftrace_event_field 441KB 451KB [ 2097.791312][ T8311] pool_workqueue 253KB 308KB [ 2097.797372][ T8311] vmap_area 285KB 640KB [ 2097.803418][ T8311] kmalloc-4M 4096KB 4096KB [ 2097.813420][ T8311] kmalloc-512k 2048KB 2048KB [ 2097.819487][ T8311] kmalloc-256k 256KB 256KB [ 2097.825651][ T8311] kmalloc-128k 2816KB 2816KB [ 2097.833624][ T8311] kmalloc-64k 3968KB 4032KB [ 2097.840056][ T8311] kmalloc-32k 1568KB 1568KB [ 2097.846095][ T8311] kmalloc-16k 1184KB 1184KB [ 2097.853784][ T8311] kmalloc-8k 5224KB 5240KB [ 2097.859847][ T8311] kmalloc-4k 33092KB 33140KB [ 2097.865880][ T8311] kmalloc-2k 17704KB 17800KB [ 2097.873714][ T8311] kmalloc-1k 9427KB 9488KB [ 2097.879933][ T8311] kmalloc-512 5974KB 5984KB [ 2097.885980][ T8311] kmalloc-256 4522KB 4536KB [ 2097.893697][ T8311] kmalloc-192 2121KB 2126KB [ 2097.899764][ T8311] kmalloc-96 1878KB 1884KB [ 2097.905799][ T8311] kmalloc-64 2380KB 2408KB [ 2097.913763][ T8311] kmalloc-32 5629018KB 5629018KB [ 2097.919894][ T8311] kmalloc-128 1175KB 1192KB [ 2097.926031][ T8311] kmem_cache 50KB 59KB [ 2097.934013][ T8311] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.3,pid=18373,uid=0 [ 2097.952110][ T8311] Out of memory: Killed process 18373 (syz-executor.3) total-vm:93288kB, anon-rss:3820kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:136kB oom_score_adj:1000 [ 2097.973397][ T1954] oom_reaper: reaped process 18373 (syz-executor.3), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2098.048578][ T8311] in:imklog invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2098.067206][ T8311] CPU: 0 PID: 8311 Comm: in:imklog Not tainted 5.9.0-rc6-syzkaller #0 [ 2098.075465][ T8311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2098.085527][ T8311] Call Trace: [ 2098.088793][ T8311] dump_stack+0x10f/0x19d [ 2098.093114][ T8311] dump_header+0x8e/0x400 [ 2098.097422][ T8311] oom_kill_process+0x18d/0x3f0 [ 2098.102384][ T8311] out_of_memory+0x5fd/0x8c0 [ 2098.106953][ T8311] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2098.112311][ T8311] __alloc_pages_nodemask+0x266/0x380 [ 2098.117691][ T8311] alloc_pages_current+0x21d/0x310 [ 2098.122798][ T8311] __page_cache_alloc+0x4f/0x120 [ 2098.127719][ T8311] pagecache_get_page+0x4ba/0x970 [ 2098.132726][ T8311] ? __do_page_cache_readahead+0x96/0xb0 [ 2098.138369][ T8311] filemap_fault+0xb7a/0x1270 [ 2098.143026][ T8311] ext4_filemap_fault+0x4b/0x60 [ 2098.147848][ T8311] do_read_fault+0x41f/0x760 [ 2098.152415][ T8311] handle_mm_fault+0x14e9/0x1af0 [ 2098.157335][ T8311] do_user_addr_fault+0x380/0x770 [ 2098.162380][ T8311] exc_page_fault+0xb8/0x330 [ 2098.167037][ T8311] ? asm_exc_page_fault+0x8/0x30 [ 2098.171951][ T8311] asm_exc_page_fault+0x1e/0x30 [ 2098.176848][ T8311] RIP: 0033:0x7f120bd8ff10 [ 2098.181248][ T8311] Code: Bad RIP value. [ 2098.185290][ T8311] RSP: 002b:00007f120a684458 EFLAGS: 00010206 [ 2098.191331][ T8311] RAX: 0000000000000000 RBX: 00007f120a6844b8 RCX: 0000000000000006 [ 2098.199281][ T8311] RDX: 000000000000003e RSI: 00007f120a684da3 RDI: 0000000000000260 [ 2098.207244][ T8311] RBP: 00007f120a6844b8 R08: 00007f120be61940 R09: 0000000000000000 [ 2098.215250][ T8311] R10: 2ce33e6c02ce33e7 R11: 0000000000000000 R12: 00007f120a684da0 [ 2098.223191][ T8311] R13: 00007f120a684da3 R14: 0000000000001f9f R15: 00007f120a684e1f [ 2098.234017][ T8311] Mem-Info: [ 2098.237145][ T8311] active_anon:1708 inactive_anon:270013 isolated_anon:0 [ 2098.237145][ T8311] active_file:40 inactive_file:0 isolated_file:0 [ 2098.237145][ T8311] unevictable:4 dirty:2 writeback:0 [ 2098.237145][ T8311] slab_reclaimable:7917 slab_unreclaimable:1490446 [ 2098.237145][ T8311] mapped:54724 shmem:7470 pagetables:4953 bounce:0 [ 2098.237145][ T8311] free:15430 free_pcp:62 free_cma:0 [ 2098.275752][ T8311] Node 0 active_anon:6832kB inactive_anon:1080028kB active_file:92kB inactive_file:28kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 819200kB writeback_tmp:0kB kernel_stack:8528kB all_unreclaimable? yes [ 2098.307325][ T8311] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2098.337119][ T8311] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2098.367182][ T8311] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2098.372982][ T8311] Node 0 DMA32 free:20260kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:706728kB active_file:80kB inactive_file:28kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:15532kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2098.405036][ T8311] lowmem_reserve[]: 0 0 707 707 707 [ 2098.410335][ T8311] Node 0 Normal free:4256kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:373300kB active_file:12kB inactive_file:0kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:4164kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2098.442459][ T8311] lowmem_reserve[]: 0 0 0 0 0 [ 2098.448948][ T8311] Node 1 Normal free:22940kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2098.481455][ T8311] lowmem_reserve[]: 0 0 0 0 0 [ 2098.486233][ T8311] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2098.503875][ T8311] Node 0 DMA32: 1237*4kB (ME) 760*8kB (UME) 303*16kB (ME) 101*32kB (M) 0*64kB 1*128kB (U) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 20260kB [ 2098.522108][ T8311] Node 0 Normal: 626*4kB (UME) 141*8kB (UME) 37*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 4256kB [ 2098.536047][ T8311] Node 1 Normal: 3*4kB (UME) 2*8kB (UE) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22940kB [ 2098.555998][ T8311] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2098.567426][ T8311] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2098.576706][ T8311] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2098.587566][ T8311] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2098.596813][ T8311] 7502 total pagecache pages [ 2098.602067][ T8311] 0 pages in swap cache [ 2098.606211][ T8311] Swap cache stats: add 0, delete 0, find 0/0 [ 2098.612777][ T8311] Free swap = 0kB [ 2098.616470][ T8311] Total swap = 0kB [ 2098.620786][ T8311] 1965979 pages RAM [ 2098.624568][ T8311] 0 pages HighMem/MovableOnly [ 2098.629889][ T8311] 83664 pages reserved [ 2098.633932][ T8311] 0 pages cma reserved [ 2098.645182][ T8311] Unreclaimable slab info: [ 2098.650238][ T8311] Name Used Total [ 2098.656481][ T8311] SCTPv6 10KB 15KB [ 2098.663207][ T8311] DCCPv6 12KB 14KB [ 2098.669980][ T8311] DCCP 11KB 13KB [ 2098.676031][ T8311] PINGv6 1KB 3KB [ 2098.683150][ T8311] RAWv6 49KB 53KB [ 2098.689907][ T8311] UDPv6 38KB 47KB [ 2098.695954][ T8311] TCPv6 20KB 34KB [ 2098.702651][ T8311] nf_conntrack 6KB 24KB [ 2098.709420][ T8311] scsi_sense_cache 1056KB 1060KB [ 2098.715532][ T8311] i915_vma 48KB 52KB [ 2098.721619][ T8311] mqueue_inode_cache 6KB 7KB [ 2098.727815][ T8311] cifs_small_rq 13KB 15KB [ 2098.733855][ T8311] cifs_request 65KB 65KB [ 2098.739973][ T8311] nfs_read_data 28KB 28KB [ 2098.746506][ T8311] ecryptfs_dentry_info_cache 1KB 3KB [ 2098.754010][ T8311] pid_namespace 1KB 3KB [ 2098.761000][ T8311] tcp_bind_bucket 191KB 204KB [ 2098.767931][ T8311] xfrm_state 5KB 7KB [ 2098.773973][ T8311] PING 57KB 80KB [ 2098.780545][ T8311] RAW 42KB 48KB [ 2098.786587][ T8311] UDP 32KB 55KB [ 2098.794205][ T8311] TCP 8KB 19KB [ 2098.800336][ T8311] hugetlbfs_inode_cache 1KB 7KB [ 2098.806721][ T8311] eventpoll_pwq 4KB 11KB [ 2098.812783][ T8311] bio_crypt_ctx 6KB 7KB [ 2098.818857][ T8311] request_queue 86KB 102KB [ 2098.824897][ T8311] blkdev_ioc 3KB 3KB [ 2098.830950][ T8311] biovec-max 644KB 644KB [ 2098.837121][ T8311] biovec-128 20KB 24KB [ 2098.843174][ T8311] biovec-64 5KB 8KB [ 2098.849362][ T8311] khugepaged_mm_slot 15KB 27KB [ 2098.855513][ T8311] dmaengine-unmap-256 2KB 6KB [ 2098.862569][ T8311] dmaengine-unmap-128 1KB 7KB [ 2098.869514][ T8311] dmaengine-unmap-2 0KB 3KB [ 2098.875554][ T8311] QIPCRTR 0KB 7KB [ 2098.881664][ T8311] skbuff_ext_cache 21KB 55KB [ 2098.887891][ T8311] skbuff_fclone_cache 1KB 8KB [ 2098.894104][ T8311] skbuff_head_cache 66KB 172KB [ 2098.900461][ T8311] file_lock_cache 0KB 3KB [ 2098.906503][ T8311] fsnotify_mark_connector 0KB 7KB [ 2098.913139][ T8311] net_namespace 29KB 29KB [ 2098.919192][ T8311] task_delay_info 48KB 63KB [ 2098.925230][ T8311] taskstats 4KB 18KB [ 2098.931274][ T8311] proc_dir_entry 708KB 712KB [ 2098.937331][ T8311] pde_opener 0KB 3KB [ 2098.943393][ T8311] seq_file 0KB 3KB [ 2098.949451][ T8311] shmem_inode_cache 4481KB 4517KB [ 2098.955639][ T8311] kernfs_node_cache 29633KB 29684KB [ 2098.961702][ T8311] mnt_cache 113KB 120KB [ 2098.967844][ T8311] filp 160KB 300KB [ 2098.973884][ T8311] names_cache 152KB 152KB [ 2098.980011][ T8311] iint_cache 9KB 35KB [ 2098.986051][ T8311] uts_namespace 2KB 3KB [ 2098.992112][ T8311] vm_area_struct 1243KB 1500KB [ 2098.998191][ T8311] mm_struct 195KB 230KB [ 2099.004290][ T8311] fs_cache 10KB 19KB [ 2099.010621][ T8311] files_cache 113KB 166KB [ 2099.016707][ T8311] signal_cache 620KB 676KB [ 2099.022896][ T8311] sighand_cache 1140KB 1218KB [ 2099.028966][ T8311] task_struct 2685KB 2735KB [ 2099.035157][ T8311] cred_jar 123KB 263KB [ 2099.041206][ T8311] anon_vma_chain 263KB 328KB [ 2099.047259][ T8311] anon_vma 146KB 187KB [ 2099.053427][ T8311] pid 57KB 84KB [ 2099.059498][ T8311] Acpi-Operand 110KB 118KB [ 2099.065538][ T8311] Acpi-Parse 99KB 124KB [ 2099.071597][ T8311] Acpi-State 37KB 51KB [ 2099.077659][ T8311] numa_policy 15KB 22KB [ 2099.083704][ T8311] trace_event_file 287KB 296KB [ 2099.089768][ T8311] ftrace_event_field 441KB 451KB [ 2099.095907][ T8311] pool_workqueue 253KB 308KB [ 2099.101973][ T8311] vmap_area 285KB 640KB [ 2099.108058][ T8311] kmalloc-4M 4096KB 4096KB [ 2099.114141][ T8311] kmalloc-512k 2048KB 2048KB [ 2099.120379][ T8311] kmalloc-256k 256KB 256KB [ 2099.126408][ T8311] kmalloc-128k 2816KB 2816KB [ 2099.132472][ T8311] kmalloc-64k 3968KB 4032KB [ 2099.138533][ T8311] kmalloc-32k 1568KB 1568KB [ 2099.144575][ T8311] kmalloc-16k 1184KB 1184KB [ 2099.150725][ T8311] kmalloc-8k 5224KB 5240KB [ 2099.157003][ T8311] kmalloc-4k 33092KB 33140KB [ 2099.163156][ T8311] kmalloc-2k 17704KB 17800KB [ 2099.169208][ T8311] kmalloc-1k 9427KB 9488KB [ 2099.175327][ T8311] kmalloc-512 5974KB 5984KB [ 2099.181388][ T8311] kmalloc-256 4522KB 4536KB [ 2099.187442][ T8311] kmalloc-192 2121KB 2126KB [ 2099.193502][ T8311] kmalloc-96 1878KB 1884KB [ 2099.199639][ T8311] kmalloc-64 2380KB 2408KB [ 2099.205761][ T8311] kmalloc-32 5631171KB 5631173KB [ 2099.211837][ T8311] kmalloc-128 1175KB 1192KB [ 2099.217907][ T8311] kmem_cache 50KB 59KB [ 2099.223948][ T8311] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.3,pid=15757,uid=0 [ 2099.238602][ T8311] Out of memory: Killed process 15757 (syz-executor.3) total-vm:93288kB, anon-rss:3820kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:136kB oom_score_adj:1000 [ 2099.256070][ T1954] oom_reaper: reaped process 15757 (syz-executor.3), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2099.271182][ T8311] in:imklog invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2099.293371][ T8311] CPU: 0 PID: 8311 Comm: in:imklog Not tainted 5.9.0-rc6-syzkaller #0 [ 2099.301594][ T8311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2099.311623][ T8311] Call Trace: [ 2099.314967][ T8311] dump_stack+0x10f/0x19d [ 2099.319302][ T8311] dump_header+0x8e/0x400 [ 2099.323609][ T8311] oom_kill_process+0x18d/0x3f0 [ 2099.328509][ T8311] out_of_memory+0x5fd/0x8c0 [ 2099.333113][ T8311] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2099.338468][ T8311] __alloc_pages_nodemask+0x266/0x380 [ 2099.343811][ T8311] alloc_pages_current+0x21d/0x310 [ 2099.348900][ T8311] __page_cache_alloc+0x4f/0x120 [ 2099.353810][ T8311] pagecache_get_page+0x4ba/0x970 [ 2099.358808][ T8311] ? __do_page_cache_readahead+0x96/0xb0 [ 2099.364416][ T8311] filemap_fault+0xb7a/0x1270 [ 2099.369080][ T8311] ext4_filemap_fault+0x4b/0x60 [ 2099.373899][ T8311] do_read_fault+0x41f/0x760 [ 2099.378460][ T8311] handle_mm_fault+0x14e9/0x1af0 [ 2099.383381][ T8311] do_user_addr_fault+0x380/0x770 [ 2099.388388][ T8311] exc_page_fault+0xb8/0x330 [ 2099.392949][ T8311] ? asm_exc_page_fault+0x8/0x30 [ 2099.397872][ T8311] asm_exc_page_fault+0x1e/0x30 [ 2099.402700][ T8311] RIP: 0033:0x7f120bd8ff10 [ 2099.407097][ T8311] Code: Bad RIP value. [ 2099.411176][ T8311] RSP: 002b:00007f120a684458 EFLAGS: 00010206 [ 2099.417213][ T8311] RAX: 0000000000000000 RBX: 00007f120a6844b8 RCX: 0000000000000006 [ 2099.425155][ T8311] RDX: 000000000000003e RSI: 00007f120a684da3 RDI: 0000000000000260 [ 2099.433122][ T8311] RBP: 00007f120a6844b8 R08: 00007f120be61940 R09: 0000000000000000 [ 2099.441066][ T8311] R10: 2ce33e6c02ce33e7 R11: 0000000000000000 R12: 00007f120a684da0 [ 2099.449033][ T8311] R13: 00007f120a684da3 R14: 0000000000001f9f R15: 00007f120a684e1f [ 2099.457927][ T8311] Mem-Info: [ 2099.461086][ T8311] active_anon:1708 inactive_anon:269462 isolated_anon:0 [ 2099.461086][ T8311] active_file:16 inactive_file:16 isolated_file:0 [ 2099.461086][ T8311] unevictable:4 dirty:0 writeback:0 [ 2099.461086][ T8311] slab_reclaimable:7916 slab_unreclaimable:1491060 [ 2099.461086][ T8311] mapped:54724 shmem:7470 pagetables:4899 bounce:0 [ 2099.461086][ T8311] free:15418 free_pcp:63 free_cma:0 [ 2099.497602][ T8311] Node 0 active_anon:6832kB inactive_anon:1077848kB active_file:60kB inactive_file:60kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 817152kB writeback_tmp:0kB kernel_stack:8528kB all_unreclaimable? no [ 2099.526839][ T8311] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2099.553764][ T8311] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2099.584398][ T8311] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2099.590320][ T8311] Node 0 DMA32 free:19716kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:704680kB active_file:44kB inactive_file:64kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:15532kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2099.622167][ T8311] lowmem_reserve[]: 0 0 707 707 707 [ 2099.627380][ T8311] Node 0 Normal free:3984kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:373168kB active_file:16kB inactive_file:0kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:4060kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2099.658892][ T8311] lowmem_reserve[]: 0 0 0 0 0 [ 2099.663554][ T8311] Node 1 Normal free:22940kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2099.696534][ T8311] lowmem_reserve[]: 0 0 0 0 0 [ 2099.701333][ T8311] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2099.717756][ T8311] Node 0 DMA32: 1241*4kB (UME) 760*8kB (UME) 305*16kB (UME) 102*32kB (UM) 3*64kB (U) 0*128kB 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 20404kB [ 2099.733027][ T8311] Node 0 Normal: 631*4kB (ME) 131*8kB (UME) 25*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 4004kB [ 2099.746950][ T8311] Node 1 Normal: 3*4kB (UME) 2*8kB (UE) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22940kB [ 2099.764500][ T8311] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2099.783882][ T8311] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2099.793182][ T8311] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2099.803054][ T8311] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2099.812361][ T8311] 7502 total pagecache pages [ 2099.817062][ T8311] 0 pages in swap cache [ 2099.821192][ T8311] Swap cache stats: add 0, delete 0, find 0/0 [ 2099.827314][ T8311] Free swap = 0kB [ 2099.831002][ T8311] Total swap = 0kB [ 2099.834708][ T8311] 1965979 pages RAM [ 2099.838517][ T8311] 0 pages HighMem/MovableOnly [ 2099.843165][ T8311] 83664 pages reserved [ 2099.847228][ T8311] 0 pages cma reserved [ 2099.851366][ T8311] Unreclaimable slab info: [ 2099.855754][ T8311] Name Used Total [ 2099.862099][ T8311] SCTPv6 10KB 15KB [ 2099.868162][ T8311] DCCPv6 12KB 14KB [ 2099.874328][ T8311] DCCP 11KB 13KB [ 2099.880417][ T8311] PINGv6 1KB 3KB [ 2099.886462][ T8311] RAWv6 49KB 53KB [ 2099.892553][ T8311] UDPv6 38KB 47KB [ 2099.906983][ T8311] TCPv6 20KB 34KB [ 2099.913030][ T8311] nf_conntrack 6KB 24KB [ 2099.927410][ T8311] scsi_sense_cache 1056KB 1060KB [ 2099.933451][ T8311] i915_vma 48KB 52KB [ 2099.939501][ T8311] mqueue_inode_cache 6KB 7KB [ 2099.945735][ T8311] cifs_small_rq 13KB 15KB [ 2099.951797][ T8311] cifs_request 65KB 65KB [ 2099.957891][ T8311] nfs_read_data 28KB 28KB [ 2099.963932][ T8311] ecryptfs_dentry_info_cache 0KB 3KB [ 2099.970772][ T8311] pid_namespace 1KB 3KB [ 2099.976964][ T8311] tcp_bind_bucket 191KB 204KB [ 2099.983027][ T8311] xfrm_state 5KB 7KB [ 2099.989298][ T8311] PING 57KB 80KB [ 2099.995337][ T8311] RAW 42KB 48KB [ 2100.001404][ T8311] UDP 32KB 55KB [ 2100.007479][ T8311] TCP 8KB 19KB [ 2100.013520][ T8311] hugetlbfs_inode_cache 1KB 7KB [ 2100.019944][ T8311] eventpoll_pwq 4KB 11KB [ 2100.026049][ T8311] bio_crypt_ctx 6KB 7KB [ 2100.032124][ T8311] request_queue 86KB 102KB [ 2100.038411][ T8311] blkdev_ioc 3KB 3KB [ 2100.044462][ T8311] biovec-max 644KB 644KB [ 2100.050542][ T8311] biovec-128 20KB 24KB [ 2100.056582][ T8311] biovec-64 5KB 8KB [ 2100.062647][ T8311] khugepaged_mm_slot 15KB 27KB [ 2100.068793][ T8311] dmaengine-unmap-256 2KB 6KB [ 2100.075074][ T8311] dmaengine-unmap-128 1KB 7KB [ 2100.081534][ T8311] dmaengine-unmap-2 0KB 3KB [ 2100.087592][ T8311] QIPCRTR 0KB 7KB [ 2100.093628][ T8311] skbuff_ext_cache 21KB 55KB [ 2100.099752][ T8311] skbuff_fclone_cache 4KB 8KB [ 2100.106108][ T8311] skbuff_head_cache 66KB 172KB [ 2100.112207][ T8311] file_lock_cache 0KB 3KB [ 2100.118335][ T8311] fsnotify_mark_connector 0KB 7KB [ 2100.125104][ T8311] net_namespace 29KB 29KB [ 2100.131271][ T8311] task_delay_info 48KB 63KB [ 2100.140602][ T8311] taskstats 4KB 18KB [ 2100.146769][ T8311] proc_dir_entry 708KB 712KB [ 2100.153199][ T8311] pde_opener 0KB 3KB [ 2100.162998][ T8311] seq_file 0KB 3KB [ 2100.169056][ T8311] shmem_inode_cache 4481KB 4517KB [ 2100.175102][ T8311] kernfs_node_cache 29633KB 29684KB [ 2100.185479][ T8311] mnt_cache 113KB 120KB [ 2100.191551][ T8311] filp 160KB 300KB [ 2100.201187][ T8311] names_cache 152KB 152KB [ 2100.207410][ T8311] iint_cache 9KB 31KB [ 2100.213468][ T8311] uts_namespace 2KB 3KB [ 2100.223412][ T8311] vm_area_struct 1219KB 1500KB [ 2100.229470][ T8311] mm_struct 195KB 230KB [ 2100.235504][ T8311] fs_cache 10KB 19KB [ 2100.245636][ T8311] files_cache 112KB 166KB [ 2100.251917][ T8311] signal_cache 620KB 676KB [ 2100.260071][ T8311] sighand_cache 1140KB 1218KB [ 2100.266170][ T8311] task_struct 2685KB 2735KB [ 2100.272313][ T8311] cred_jar 123KB 263KB [ 2100.280485][ T8311] anon_vma_chain 261KB 328KB [ 2100.286622][ T8311] anon_vma 146KB 187KB [ 2100.292725][ T8311] pid 57KB 84KB [ 2100.300824][ T8311] Acpi-Operand 110KB 118KB [ 2100.306865][ T8311] Acpi-Parse 99KB 124KB [ 2100.312920][ T8311] Acpi-State 37KB 51KB [ 2100.320934][ T8311] numa_policy 15KB 22KB [ 2100.326987][ T8311] trace_event_file 287KB 296KB [ 2100.333277][ T8311] ftrace_event_field 441KB 451KB [ 2100.341431][ T8311] pool_workqueue 268KB 308KB [ 2100.347487][ T8311] vmap_area 285KB 640KB [ 2100.353531][ T8311] kmalloc-4M 4096KB 4096KB [ 2100.361470][ T8311] kmalloc-512k 2048KB 2048KB [ 2100.367846][ T8311] kmalloc-256k 256KB 256KB [ 2100.373885][ T8311] kmalloc-128k 2816KB 2816KB [ 2100.382079][ T8311] kmalloc-64k 3968KB 4032KB [ 2100.388260][ T8311] kmalloc-32k 1568KB 1568KB [ 2100.394298][ T8311] kmalloc-16k 1184KB 1184KB [ 2100.402331][ T8311] kmalloc-8k 5224KB 5240KB [ 2100.408388][ T8311] kmalloc-4k 33092KB 33140KB [ 2100.414474][ T8311] kmalloc-2k 17704KB 17800KB [ 2100.422505][ T8311] kmalloc-1k 9383KB 9488KB [ 2100.428568][ T8311] kmalloc-512 5974KB 5984KB [ 2100.434605][ T8311] kmalloc-256 4522KB 4536KB [ 2100.442313][ T8311] kmalloc-192 2121KB 2126KB [ 2100.448370][ T8311] kmalloc-96 1878KB 1884KB [ 2100.454407][ T8311] kmalloc-64 2380KB 2408KB [ 2100.462482][ T8311] kmalloc-32 5633792KB 5633792KB [ 2100.468536][ T8311] kmalloc-128 1175KB 1192KB [ 2100.474569][ T8311] kmem_cache 50KB 59KB [ 2100.482635][ T8311] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.3,pid=5258,uid=0 [ 2100.496920][ T8311] Out of memory: Killed process 5258 (syz-executor.3) total-vm:93288kB, anon-rss:3820kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:136kB oom_score_adj:1000 [ 2100.516381][ T1954] oom_reaper: reaped process 5258 (syz-executor.3), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2100.530733][ T8695] syz-fuzzer invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2100.555595][ T8695] CPU: 1 PID: 8695 Comm: syz-fuzzer Not tainted 5.9.0-rc6-syzkaller #0 [ 2100.564056][ T8695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2100.574081][ T8695] Call Trace: [ 2100.577418][ T8695] dump_stack+0x10f/0x19d [ 2100.581803][ T8695] dump_header+0x8e/0x400 [ 2100.586100][ T8695] oom_kill_process+0x18d/0x3f0 [ 2100.590936][ T8695] out_of_memory+0x5fd/0x8c0 [ 2100.595510][ T8695] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2100.600923][ T8695] __alloc_pages_nodemask+0x266/0x380 [ 2100.606291][ T8695] alloc_pages_current+0x21d/0x310 [ 2100.611467][ T8695] __page_cache_alloc+0x4f/0x120 [ 2100.616383][ T8695] pagecache_get_page+0x4ba/0x970 [ 2100.621379][ T8695] ? __do_page_cache_readahead+0x96/0xb0 [ 2100.627052][ T8695] filemap_fault+0xb7a/0x1270 [ 2100.631700][ T8695] ext4_filemap_fault+0x4b/0x60 [ 2100.636600][ T8695] do_read_fault+0x41f/0x760 [ 2100.641159][ T8695] handle_mm_fault+0x14e9/0x1af0 [ 2100.646127][ T8695] do_user_addr_fault+0x380/0x770 [ 2100.651121][ T8695] exc_page_fault+0xb8/0x330 [ 2100.655679][ T8695] ? asm_exc_page_fault+0x8/0x30 [ 2100.660596][ T8695] asm_exc_page_fault+0x1e/0x30 [ 2100.665411][ T8695] RIP: 0033:0x469093 [ 2100.669281][ T8695] Code: Bad RIP value. [ 2100.673336][ T8695] RSP: 002b:000000c00004de80 EFLAGS: 00010206 [ 2100.679440][ T8695] RAX: ffffffffffffff92 RBX: 000000003b984833 RCX: 0000000000469093 [ 2100.687505][ T8695] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000198b038 [ 2100.695454][ T8695] RBP: 000000c00004dec8 R08: 0000000000000000 R09: 0000000000000000 [ 2100.704051][ T8695] R10: 000000c00004deb8 R11: 0000000000000206 R12: 0000000000439470 [ 2100.713900][ T8695] R13: 0000000000000000 R14: 0000000000ae2c0c R15: 0000000000000000 [ 2100.747949][ T8695] Mem-Info: [ 2100.751305][ T8695] active_anon:1708 inactive_anon:268923 isolated_anon:0 [ 2100.751305][ T8695] active_file:17 inactive_file:0 isolated_file:0 [ 2100.751305][ T8695] unevictable:4 dirty:0 writeback:0 [ 2100.751305][ T8695] slab_reclaimable:7915 slab_unreclaimable:1491634 [ 2100.751305][ T8695] mapped:54724 shmem:7470 pagetables:4872 bounce:0 [ 2100.751305][ T8695] free:15544 free_pcp:51 free_cma:0 [ 2100.795127][ T8695] Node 0 active_anon:6832kB inactive_anon:1075692kB active_file:64kB inactive_file:0kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 817152kB writeback_tmp:0kB kernel_stack:8512kB all_unreclaimable? yes [ 2100.826304][ T8695] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2100.857036][ T8695] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2100.886258][ T8695] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2100.891984][ T8695] Node 0 DMA32 free:19980kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:702632kB active_file:60kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:15532kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 2100.922149][ T8695] lowmem_reserve[]: 0 0 707 707 707 [ 2100.927457][ T8695] Node 0 Normal free:4236kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:373032kB active_file:4kB inactive_file:4kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3952kB bounce:0kB free_pcp:252kB local_pcp:248kB free_cma:0kB [ 2100.957793][ T8695] lowmem_reserve[]: 0 0 0 0 0 [ 2100.962441][ T8695] Node 1 Normal free:22940kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2100.991091][ T8695] lowmem_reserve[]: 0 0 0 0 0 [ 2100.995746][ T8695] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2101.010160][ T8695] Node 0 DMA32: 1238*4kB (UME) 760*8kB (UME) 304*16kB (UME) 101*32kB (M) 1*64kB (U) 0*128kB 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 19960kB [ 2101.025832][ T8695] Node 0 Normal: 642*4kB (UME) 137*8kB (UME) 37*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 4288kB [ 2101.039726][ T8695] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2101.055706][ T8695] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2101.065227][ T8695] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2101.075190][ T8695] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2101.084750][ T8695] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2101.094027][ T8695] 7504 total pagecache pages [ 2101.098636][ T8695] 0 pages in swap cache [ 2101.102969][ T8695] Swap cache stats: add 0, delete 0, find 0/0 [ 2101.109044][ T8695] Free swap = 0kB [ 2101.112734][ T8695] Total swap = 0kB [ 2101.116419][ T8695] 1965979 pages RAM [ 2101.120247][ T8695] 0 pages HighMem/MovableOnly [ 2101.124886][ T8695] 83664 pages reserved [ 2101.128931][ T8695] 0 pages cma reserved [ 2101.133068][ T8695] Unreclaimable slab info: [ 2101.137641][ T8695] Name Used Total [ 2101.143857][ T8695] SCTPv6 10KB 15KB [ 2101.149915][ T8695] DCCPv6 12KB 14KB [ 2101.155976][ T8695] DCCP 11KB 13KB [ 2101.162130][ T8695] PINGv6 1KB 3KB [ 2101.168181][ T8695] RAWv6 49KB 53KB [ 2101.174230][ T8695] UDPv6 38KB 47KB [ 2101.181097][ T8695] TCPv6 20KB 34KB [ 2101.187150][ T8695] nf_conntrack 6KB 24KB [ 2101.193299][ T8695] scsi_sense_cache 1056KB 1060KB [ 2101.199383][ T8695] i915_vma 48KB 52KB [ 2101.205521][ T8695] mqueue_inode_cache 6KB 7KB [ 2101.211682][ T8695] cifs_small_rq 13KB 15KB [ 2101.217884][ T8695] cifs_request 65KB 65KB [ 2101.223952][ T8695] nfs_read_data 28KB 28KB [ 2101.230035][ T8695] ecryptfs_dentry_info_cache 0KB 3KB [ 2101.237053][ T8695] pid_namespace 1KB 3KB [ 2101.243108][ T8695] tcp_bind_bucket 191KB 204KB [ 2101.249156][ T8695] xfrm_state 5KB 7KB [ 2101.255190][ T8695] PING 57KB 80KB [ 2101.261254][ T8695] RAW 42KB 48KB [ 2101.267303][ T8695] UDP 32KB 55KB [ 2101.273339][ T8695] TCP 8KB 19KB [ 2101.279385][ T8695] hugetlbfs_inode_cache 1KB 7KB [ 2101.285783][ T8695] eventpoll_pwq 4KB 11KB [ 2101.292450][ T8695] bio_crypt_ctx 6KB 7KB [ 2101.298523][ T8695] request_queue 86KB 102KB [ 2101.304687][ T8695] blkdev_ioc 3KB 3KB [ 2101.310754][ T8695] biovec-max 644KB 644KB [ 2101.316901][ T8695] biovec-128 20KB 24KB [ 2101.322965][ T8695] biovec-64 5KB 8KB [ 2101.329108][ T8695] khugepaged_mm_slot 15KB 27KB [ 2101.335236][ T8695] dmaengine-unmap-256 2KB 6KB [ 2101.341486][ T8695] dmaengine-unmap-128 1KB 7KB [ 2101.347814][ T8695] dmaengine-unmap-2 0KB 3KB [ 2101.353850][ T8695] QIPCRTR 0KB 7KB [ 2101.359909][ T8695] skbuff_ext_cache 21KB 55KB [ 2101.365945][ T8695] skbuff_fclone_cache 4KB 8KB [ 2101.372180][ T8695] skbuff_head_cache 66KB 172KB [ 2101.378235][ T8695] file_lock_cache 0KB 3KB [ 2101.384371][ T8695] fsnotify_mark_connector 0KB 7KB [ 2101.390943][ T8695] net_namespace 29KB 29KB [ 2101.397890][ T8695] task_delay_info 48KB 63KB [ 2101.403930][ T8695] taskstats 4KB 18KB [ 2101.410194][ T8695] proc_dir_entry 708KB 712KB [ 2101.416236][ T8695] pde_opener 0KB 3KB [ 2101.422297][ T8695] seq_file 0KB 3KB [ 2101.428353][ T8695] shmem_inode_cache 4481KB 4517KB [ 2101.434388][ T8695] kernfs_node_cache 29633KB 29684KB [ 2101.440519][ T8695] mnt_cache 113KB 120KB [ 2101.446565][ T8695] filp 160KB 300KB [ 2101.452622][ T8695] names_cache 152KB 152KB [ 2101.458784][ T8695] iint_cache 9KB 31KB [ 2101.464817][ T8695] uts_namespace 2KB 3KB [ 2101.470969][ T8695] vm_area_struct 1219KB 1500KB [ 2101.477009][ T8695] mm_struct 195KB 230KB [ 2101.483192][ T8695] fs_cache 10KB 19KB [ 2101.489240][ T8695] files_cache 112KB 166KB [ 2101.495279][ T8695] signal_cache 620KB 676KB [ 2101.501323][ T8695] sighand_cache 1140KB 1218KB [ 2101.508248][ T8695] task_struct 2685KB 2735KB [ 2101.514376][ T8695] cred_jar 123KB 263KB [ 2101.520458][ T8695] anon_vma_chain 261KB 328KB [ 2101.526500][ T8695] anon_vma 146KB 187KB [ 2101.532559][ T8695] pid 57KB 84KB [ 2101.538677][ T8695] Acpi-Operand 110KB 118KB [ 2101.544708][ T8695] Acpi-Parse 99KB 124KB [ 2101.550769][ T8695] Acpi-State 37KB 51KB [ 2101.557031][ T8695] numa_policy 15KB 22KB [ 2101.563160][ T8695] trace_event_file 287KB 296KB [ 2101.569206][ T8695] ftrace_event_field 441KB 451KB [ 2101.575334][ T8695] pool_workqueue 268KB 308KB [ 2101.581491][ T8695] vmap_area 285KB 640KB [ 2101.587680][ T8695] kmalloc-4M 4096KB 4096KB [ 2101.593714][ T8695] kmalloc-512k 2048KB 2048KB [ 2101.599767][ T8695] kmalloc-256k 256KB 256KB [ 2101.605794][ T8695] kmalloc-128k 2816KB 2816KB [ 2101.612125][ T8695] kmalloc-64k 3968KB 4032KB [ 2101.619332][ T8695] kmalloc-32k 1568KB 1568KB [ 2101.625421][ T8695] kmalloc-16k 1184KB 1184KB [ 2101.631470][ T8695] kmalloc-8k 5224KB 5240KB [ 2101.637726][ T8695] kmalloc-4k 33092KB 33140KB [ 2101.643787][ T8695] kmalloc-2k 17704KB 17800KB [ 2101.649947][ T8695] kmalloc-1k 9383KB 9488KB [ 2101.655984][ T8695] kmalloc-512 5974KB 5984KB [ 2101.662223][ T8695] kmalloc-256 4522KB 4536KB [ 2101.668278][ T8695] kmalloc-192 2121KB 2126KB [ 2101.674317][ T8695] kmalloc-96 1878KB 1884KB [ 2101.680374][ T8695] kmalloc-64 2380KB 2408KB [ 2101.686401][ T8695] kmalloc-32 5635993KB 5635993KB [ 2101.692462][ T8695] kmalloc-128 1175KB 1192KB [ 2101.698516][ T8695] kmem_cache 50KB 59KB [ 2101.704557][ T8695] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.1,pid=11390,uid=0 [ 2101.718977][ T8695] Out of memory: Killed process 11390 (syz-executor.1) total-vm:93420kB, anon-rss:3816kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2101.736890][ T1954] oom_reaper: reaped process 11390 (syz-executor.1), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2101.767231][ T5074] systemd-journal invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2101.780467][ T5074] CPU: 0 PID: 5074 Comm: systemd-journal Not tainted 5.9.0-rc6-syzkaller #0 [ 2101.789375][ T5074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2101.799408][ T5074] Call Trace: [ 2101.802698][ T5074] dump_stack+0x10f/0x19d [ 2101.807030][ T5074] dump_header+0x8e/0x400 [ 2101.811338][ T5074] oom_kill_process+0x18d/0x3f0 [ 2101.816173][ T5074] out_of_memory+0x5fd/0x8c0 [ 2101.820767][ T5074] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2101.826135][ T5074] __alloc_pages_nodemask+0x266/0x380 [ 2101.831493][ T5074] alloc_pages_current+0x21d/0x310 [ 2101.836630][ T5074] __page_cache_alloc+0x4f/0x120 [ 2101.841550][ T5074] pagecache_get_page+0x4ba/0x970 [ 2101.846554][ T5074] ? __do_page_cache_readahead+0x96/0xb0 [ 2101.852286][ T5074] filemap_fault+0xb7a/0x1270 [ 2101.856963][ T5074] ext4_filemap_fault+0x4b/0x60 [ 2101.861813][ T5074] do_read_fault+0x41f/0x760 [ 2101.866371][ T5074] handle_mm_fault+0x14e9/0x1af0 [ 2101.871336][ T5074] do_user_addr_fault+0x380/0x770 [ 2101.876325][ T5074] exc_page_fault+0xb8/0x330 [ 2101.880881][ T5074] ? asm_exc_page_fault+0x8/0x30 [ 2101.885926][ T5074] asm_exc_page_fault+0x1e/0x30 [ 2101.890741][ T5074] RIP: 0033:0x7f0b0e9ff6e6 [ 2101.895191][ T5074] Code: Bad RIP value. [ 2101.899229][ T5074] RSP: 002b:00007ffdff1b4090 EFLAGS: 00010202 [ 2101.905264][ T5074] RAX: 0000000000000001 RBX: 000055a06db19310 RCX: 00000000000b4cca [ 2101.913251][ T5074] RDX: 0000000000000000 RSI: 000000007af6e1c0 RDI: 431bde82d7b634db [ 2101.921210][ T5074] RBP: 00007ffdff1b4290 R08: 00000452ad5371dd R09: 00007ffdff1d8080 [ 2101.929148][ T5074] R10: 0000000000000010 R11: 00007ffdff1d80b8 R12: 00007ffdff1b40a0 [ 2101.937088][ T5074] R13: 0000000000000001 R14: 0000000000000001 R15: 0005b045c71ea298 [ 2101.946416][ T5074] Mem-Info: [ 2101.952018][ T5074] active_anon:1708 inactive_anon:268375 isolated_anon:0 [ 2101.952018][ T5074] active_file:9 inactive_file:11 isolated_file:0 [ 2101.952018][ T5074] unevictable:4 dirty:0 writeback:0 [ 2101.952018][ T5074] slab_reclaimable:7915 slab_unreclaimable:1492228 [ 2101.952018][ T5074] mapped:54724 shmem:7470 pagetables:4844 bounce:0 [ 2101.952018][ T5074] free:15370 free_pcp:195 free_cma:0 [ 2101.992424][ T5074] Node 0 active_anon:6832kB inactive_anon:1073500kB active_file:136kB inactive_file:36kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 815104kB writeback_tmp:0kB kernel_stack:8496kB all_unreclaimable? yes [ 2102.023824][ T5074] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2102.050944][ T5074] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2102.078978][ T5074] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2102.084739][ T5074] Node 0 DMA32 free:20060kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:700548kB active_file:136kB inactive_file:36kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:15532kB bounce:0kB free_pcp:512kB local_pcp:512kB free_cma:0kB [ 2102.114970][ T5074] lowmem_reserve[]: 0 0 707 707 707 [ 2102.120183][ T5074] Node 0 Normal free:4172kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372960kB active_file:4kB inactive_file:4kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3840kB bounce:0kB free_pcp:268kB local_pcp:268kB free_cma:0kB [ 2102.149997][ T5074] lowmem_reserve[]: 0 0 0 0 0 [ 2102.154660][ T5074] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2102.183271][ T5074] lowmem_reserve[]: 0 0 0 0 0 [ 2102.188969][ T5074] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2102.203478][ T5074] Node 0 DMA32: 1185*4kB (UME) 761*8kB (UME) 304*16kB (UME) 103*32kB (UM) 0*64kB 1*128kB (U) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 20140kB [ 2102.218609][ T5074] Node 0 Normal: 663*4kB (UME) 133*8kB (UME) 33*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 4276kB [ 2102.232614][ T5074] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2102.248754][ T5074] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2102.258380][ T5074] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2102.267745][ T5074] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2102.277280][ T5074] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2102.286553][ T5074] 7504 total pagecache pages [ 2102.293332][ T5074] 0 pages in swap cache [ 2102.298345][ T5074] Swap cache stats: add 0, delete 0, find 0/0 [ 2102.304382][ T5074] Free swap = 0kB [ 2102.309943][ T5074] Total swap = 0kB [ 2102.313652][ T5074] 1965979 pages RAM [ 2102.317445][ T5074] 0 pages HighMem/MovableOnly [ 2102.322104][ T5074] 83664 pages reserved [ 2102.326135][ T5074] 0 pages cma reserved [ 2102.330326][ T5074] Unreclaimable slab info: [ 2102.334717][ T5074] Name Used Total [ 2102.341076][ T5074] SCTPv6 10KB 15KB [ 2102.347151][ T5074] DCCPv6 12KB 14KB [ 2102.353194][ T5074] DCCP 11KB 13KB [ 2102.359259][ T5074] PINGv6 1KB 3KB [ 2102.365390][ T5074] RAWv6 49KB 53KB [ 2102.371438][ T5074] UDPv6 38KB 47KB [ 2102.377590][ T5074] TCPv6 20KB 34KB [ 2102.383629][ T5074] nf_conntrack 6KB 24KB [ 2102.389688][ T5074] scsi_sense_cache 1056KB 1060KB [ 2102.395727][ T5074] i915_vma 48KB 52KB [ 2102.402528][ T5074] mqueue_inode_cache 6KB 7KB [ 2102.409783][ T5074] cifs_small_rq 13KB 15KB [ 2102.415863][ T5074] cifs_request 65KB 65KB [ 2102.422123][ T5074] nfs_read_data 28KB 28KB [ 2102.428174][ T5074] ecryptfs_dentry_info_cache 0KB 3KB [ 2102.435089][ T5074] pid_namespace 1KB 3KB [ 2102.441161][ T5074] tcp_bind_bucket 193KB 204KB [ 2102.447236][ T5074] xfrm_state 5KB 7KB [ 2102.453460][ T5074] PING 57KB 80KB [ 2102.459506][ T5074] RAW 42KB 48KB [ 2102.465535][ T5074] UDP 32KB 55KB [ 2102.471588][ T5074] TCP 8KB 19KB [ 2102.477751][ T5074] hugetlbfs_inode_cache 1KB 7KB [ 2102.484151][ T5074] eventpoll_pwq 4KB 11KB [ 2102.490217][ T5074] bio_crypt_ctx 6KB 7KB [ 2102.496251][ T5074] request_queue 86KB 102KB [ 2102.502437][ T5074] blkdev_ioc 3KB 3KB [ 2102.508500][ T5074] biovec-max 644KB 644KB [ 2102.514539][ T5074] biovec-128 20KB 24KB [ 2102.521228][ T5074] biovec-64 5KB 8KB [ 2102.527300][ T5074] khugepaged_mm_slot 15KB 27KB [ 2102.533532][ T5074] dmaengine-unmap-256 2KB 6KB [ 2102.539772][ T5074] dmaengine-unmap-128 1KB 7KB [ 2102.545982][ T5074] dmaengine-unmap-2 0KB 3KB [ 2102.552040][ T5074] QIPCRTR 0KB 7KB [ 2102.558169][ T5074] skbuff_ext_cache 24KB 55KB [ 2102.564218][ T5074] skbuff_fclone_cache 4KB 8KB [ 2102.570493][ T5074] skbuff_head_cache 66KB 172KB [ 2102.576536][ T5074] file_lock_cache 0KB 3KB [ 2102.582611][ T5074] fsnotify_mark_connector 0KB 7KB [ 2102.589259][ T5074] net_namespace 29KB 29KB [ 2102.595317][ T5074] task_delay_info 48KB 63KB [ 2102.601382][ T5074] taskstats 4KB 18KB [ 2102.607431][ T5074] proc_dir_entry 708KB 712KB [ 2102.613462][ T5074] pde_opener 0KB 3KB [ 2102.619783][ T5074] seq_file 0KB 3KB [ 2102.625821][ T5074] shmem_inode_cache 4481KB 4517KB [ 2102.632895][ T5074] kernfs_node_cache 29633KB 29684KB [ 2102.639189][ T5074] mnt_cache 113KB 120KB [ 2102.645230][ T5074] filp 160KB 300KB [ 2102.651359][ T5074] names_cache 152KB 152KB [ 2102.657435][ T5074] iint_cache 9KB 31KB [ 2102.663473][ T5074] uts_namespace 2KB 3KB [ 2102.669516][ T5074] vm_area_struct 1219KB 1500KB [ 2102.675653][ T5074] mm_struct 195KB 230KB [ 2102.681705][ T5074] fs_cache 10KB 19KB [ 2102.687769][ T5074] files_cache 112KB 166KB [ 2102.693811][ T5074] signal_cache 620KB 676KB [ 2102.699867][ T5074] sighand_cache 1140KB 1218KB [ 2102.706049][ T5074] task_struct 2685KB 2735KB [ 2102.712313][ T5074] cred_jar 123KB 263KB [ 2102.718368][ T5074] anon_vma_chain 261KB 328KB [ 2102.724401][ T5074] anon_vma 146KB 187KB [ 2102.730455][ T5074] pid 57KB 84KB [ 2102.736496][ T5074] Acpi-Operand 110KB 118KB [ 2102.743475][ T5074] Acpi-Parse 99KB 124KB [ 2102.749533][ T5074] Acpi-State 37KB 51KB [ 2102.755570][ T5074] numa_policy 15KB 22KB [ 2102.761669][ T5074] trace_event_file 287KB 296KB [ 2102.767751][ T5074] ftrace_event_field 441KB 451KB [ 2102.773874][ T5074] pool_workqueue 268KB 308KB [ 2102.779928][ T5074] vmap_area 285KB 640KB [ 2102.786038][ T5074] kmalloc-4M 4096KB 4096KB [ 2102.792092][ T5074] kmalloc-512k 2048KB 2048KB [ 2102.798475][ T5074] kmalloc-256k 256KB 256KB [ 2102.804566][ T5074] kmalloc-128k 2816KB 2816KB [ 2102.810642][ T5074] kmalloc-64k 3968KB 4032KB [ 2102.816798][ T5074] kmalloc-32k 1568KB 1568KB [ 2102.822837][ T5074] kmalloc-16k 1184KB 1184KB [ 2102.829013][ T5074] kmalloc-8k 5224KB 5240KB [ 2102.835093][ T5074] kmalloc-4k 33092KB 33140KB [ 2102.841291][ T5074] kmalloc-2k 17704KB 17800KB [ 2102.848355][ T5074] kmalloc-1k 9383KB 9488KB [ 2102.854407][ T5074] kmalloc-512 5974KB 5984KB [ 2102.860460][ T5074] kmalloc-256 4522KB 4536KB [ 2102.866499][ T5074] kmalloc-192 2121KB 2126KB [ 2102.872559][ T5074] kmalloc-96 1878KB 1884KB [ 2102.878752][ T5074] kmalloc-64 2380KB 2408KB [ 2102.884790][ T5074] kmalloc-32 5637809KB 5637811KB [ 2102.890858][ T5074] kmalloc-128 1175KB 1192KB [ 2102.896999][ T5074] kmem_cache 50KB 59KB [ 2102.903037][ T5074] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.3,pid=11299,uid=0 [ 2102.917283][ T5074] Out of memory: Killed process 11299 (syz-executor.3) total-vm:93420kB, anon-rss:3820kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:136kB oom_score_adj:1000 [ 2102.934768][ T1954] oom_reaper: reaped process 11299 (syz-executor.3), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2102.949066][ T8698] syz-fuzzer invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2102.992637][ T8698] CPU: 0 PID: 8698 Comm: syz-fuzzer Not tainted 5.9.0-rc6-syzkaller #0 [ 2103.000889][ T8698] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2103.010986][ T8698] Call Trace: [ 2103.014301][ T8698] dump_stack+0x10f/0x19d [ 2103.018434][T11299] syz-executor.3 (11299) used greatest stack depth: 9544 bytes left [ 2103.018614][ T8698] dump_header+0x8e/0x400 [ 2103.030864][ T8698] oom_kill_process+0x18d/0x3f0 [ 2103.035700][ T8698] out_of_memory+0x5fd/0x8c0 [ 2103.040299][ T8698] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2103.045656][ T8698] __alloc_pages_nodemask+0x266/0x380 [ 2103.051009][ T8698] alloc_pages_current+0x21d/0x310 [ 2103.056097][ T8698] __page_cache_alloc+0x4f/0x120 [ 2103.061010][ T8698] pagecache_get_page+0x4ba/0x970 [ 2103.066017][ T8698] ? __do_page_cache_readahead+0x96/0xb0 [ 2103.071691][ T8698] filemap_fault+0xb7a/0x1270 [ 2103.076348][ T8698] ext4_filemap_fault+0x4b/0x60 [ 2103.081181][ T8698] do_read_fault+0x41f/0x760 [ 2103.085819][ T8698] handle_mm_fault+0x14e9/0x1af0 [ 2103.090729][ T8698] do_user_addr_fault+0x380/0x770 [ 2103.095733][ T8698] exc_page_fault+0xb8/0x330 [ 2103.100313][ T8698] ? asm_exc_page_fault+0x8/0x30 [ 2103.105241][ T8698] asm_exc_page_fault+0x1e/0x30 [ 2103.110066][ T8698] RIP: 0033:0x469240 [ 2103.113942][ T8698] Code: Bad RIP value. [ 2103.117985][ T8698] RSP: 002b:000000c00008f7f0 EFLAGS: 00010246 [ 2103.124055][ T8698] RAX: 0000000000000000 RBX: 00000000000003e6 RCX: 0000000000469240 [ 2103.132001][ T8698] RDX: 0000000000000080 RSI: 000000c00008f840 RDI: 0000000000000003 [ 2103.139950][ T8698] RBP: 000000c00008fe40 R08: 0000000000000000 R09: 0000000000000000 [ 2103.147899][ T8698] R10: 00000000000003e6 R11: 0000000000000246 R12: 0000000000000003 [ 2103.155854][ T8698] R13: 000000c000094180 R14: 0000000000000004 R15: ffffffffffffffff [ 2103.170568][ T8698] Mem-Info: [ 2103.173692][ T8698] active_anon:1708 inactive_anon:267831 isolated_anon:0 [ 2103.173692][ T8698] active_file:43 inactive_file:0 isolated_file:0 [ 2103.173692][ T8698] unevictable:4 dirty:0 writeback:0 [ 2103.173692][ T8698] slab_reclaimable:7915 slab_unreclaimable:1492894 [ 2103.173692][ T8698] mapped:54724 shmem:7470 pagetables:4816 bounce:0 [ 2103.173692][ T8698] free:15258 free_pcp:186 free_cma:0 [ 2103.215021][ T8698] Node 0 active_anon:6832kB inactive_anon:1071292kB active_file:140kB inactive_file:0kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 811008kB writeback_tmp:0kB kernel_stack:8464kB all_unreclaimable? yes [ 2103.250956][ T8698] Node 1 active_anon:0kB inactive_anon:0kB active_file:16kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2103.284244][ T8698] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2103.315790][ T8698] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2103.321524][ T8698] Node 0 DMA32 free:20180kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:698484kB active_file:60kB inactive_file:56kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:15532kB bounce:0kB free_pcp:268kB local_pcp:4kB free_cma:0kB [ 2103.355538][ T8698] lowmem_reserve[]: 0 0 707 707 707 [ 2103.360753][ T8698] Node 0 Normal free:3964kB min:10720kB low:12888kB high:15056kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372808kB active_file:8kB inactive_file:0kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:524kB local_pcp:264kB free_cma:0kB [ 2103.393251][ T8698] lowmem_reserve[]: 0 0 0 0 0 [ 2103.397948][ T8698] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:8kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2103.428308][ T8698] lowmem_reserve[]: 0 0 0 0 0 [ 2103.432970][ T8698] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2103.449243][ T8698] Node 0 DMA32: 1249*4kB (UME) 760*8kB (ME) 303*16kB (ME) 101*32kB (M) 0*64kB 0*128kB 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 20180kB [ 2103.463939][ T8698] Node 0 Normal: 659*4kB (UME) 132*8kB (UME) 17*16kB (UM) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3964kB [ 2103.479368][ T8698] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2103.495395][ T8698] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2103.506827][ T8698] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2103.516079][ T8698] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2103.527511][ T8698] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2103.536774][ T8698] 7502 total pagecache pages [ 2103.541328][ T8698] 0 pages in swap cache [ 2103.545454][ T8698] Swap cache stats: add 0, delete 0, find 0/0 [ 2103.553544][ T8698] Free swap = 0kB [ 2103.557407][ T8698] Total swap = 0kB [ 2103.561100][ T8698] 1965979 pages RAM [ 2103.564876][ T8698] 0 pages HighMem/MovableOnly [ 2103.571498][ T8698] 83664 pages reserved [ 2103.575596][ T8698] 0 pages cma reserved [ 2103.579730][ T8698] Unreclaimable slab info: [ 2103.584290][ T8698] Name Used Total [ 2103.596456][ T8698] SCTPv6 10KB 15KB [ 2103.609405][ T8698] DCCPv6 12KB 14KB [ 2103.615450][ T8698] DCCP 11KB 13KB [ 2103.623750][ T8698] RAWv6 49KB 53KB [ 2103.629912][ T8698] UDPv6 38KB 47KB [ 2103.635980][ T8698] TCPv6 20KB 34KB [ 2103.642100][ T8698] nf_conntrack 6KB 24KB [ 2103.648156][ T8698] scsi_sense_cache 1056KB 1060KB [ 2103.654203][ T8698] i915_vma 48KB 52KB [ 2103.660379][ T8698] mqueue_inode_cache 6KB 7KB [ 2103.666519][ T8698] cifs_small_rq 13KB 15KB [ 2103.672596][ T8698] cifs_request 65KB 65KB [ 2103.678666][ T8698] nfs_read_data 28KB 28KB [ 2103.684709][ T8698] ecryptfs_dentry_info_cache 0KB 3KB [ 2103.691563][ T8698] pid_namespace 1KB 3KB [ 2103.697629][ T8698] tcp_bind_bucket 193KB 204KB [ 2103.703688][ T8698] xfrm_state 5KB 7KB [ 2103.709864][ T8698] PING 56KB 80KB [ 2103.716005][ T8698] RAW 42KB 48KB [ 2103.722075][ T8698] UDP 32KB 55KB [ 2103.728650][ T8698] TCP 8KB 19KB [ 2103.734702][ T8698] hugetlbfs_inode_cache 1KB 7KB [ 2103.741125][ T8698] eventpoll_pwq 4KB 11KB [ 2103.747179][ T8698] bio_crypt_ctx 6KB 7KB [ 2103.753220][ T8698] request_queue 86KB 102KB [ 2103.759323][ T8698] blkdev_ioc 3KB 3KB [ 2103.765485][ T8698] biovec-max 644KB 644KB [ 2103.771659][ T8698] biovec-128 20KB 24KB [ 2103.777720][ T8698] biovec-64 5KB 8KB [ 2103.783956][ T8698] khugepaged_mm_slot 15KB 27KB [ 2103.790198][ T8698] dmaengine-unmap-256 2KB 6KB [ 2103.796415][ T8698] dmaengine-unmap-128 1KB 7KB [ 2103.802646][ T8698] dmaengine-unmap-2 0KB 3KB [ 2103.808704][ T8698] QIPCRTR 0KB 7KB [ 2103.814747][ T8698] skbuff_ext_cache 24KB 55KB [ 2103.820851][ T8698] skbuff_fclone_cache 4KB 8KB [ 2103.827092][ T8698] skbuff_head_cache 66KB 172KB [ 2103.833133][ T8698] file_lock_cache 0KB 3KB [ 2103.841726][ T8698] fsnotify_mark_connector 0KB 7KB [ 2103.848311][ T8698] net_namespace 29KB 29KB [ 2103.854351][ T8698] task_delay_info 48KB 63KB [ 2103.860497][ T8698] taskstats 3KB 18KB [ 2103.866671][ T8698] proc_dir_entry 708KB 712KB [ 2103.872713][ T8698] pde_opener 0KB 3KB [ 2103.878768][ T8698] seq_file 0KB 3KB [ 2103.884800][ T8698] shmem_inode_cache 4481KB 4517KB [ 2103.890947][ T8698] kernfs_node_cache 29633KB 29684KB [ 2103.897001][ T8698] mnt_cache 113KB 120KB [ 2103.903143][ T8698] filp 158KB 300KB [ 2103.909233][ T8698] names_cache 152KB 152KB [ 2103.915274][ T8698] iint_cache 9KB 31KB [ 2103.921416][ T8698] uts_namespace 2KB 3KB [ 2103.927565][ T8698] vm_area_struct 1208KB 1500KB [ 2103.933608][ T8698] mm_struct 195KB 230KB [ 2103.939670][ T8698] fs_cache 9KB 19KB [ 2103.945710][ T8698] files_cache 110KB 166KB [ 2103.952136][ T8698] signal_cache 619KB 676KB [ 2103.958200][ T8698] sighand_cache 1140KB 1218KB [ 2103.964291][ T8698] task_struct 2681KB 2731KB [ 2103.974735][ T8698] cred_jar 123KB 263KB [ 2103.980793][ T8698] anon_vma_chain 257KB 328KB [ 2103.996541][ T8698] anon_vma 143KB 187KB [ 2104.002671][ T8698] pid 57KB 84KB [ 2104.018747][ T8698] Acpi-Operand 110KB 118KB [ 2104.024783][ T8698] Acpi-Parse 99KB 124KB [ 2104.030947][ T8698] Acpi-State 37KB 51KB [ 2104.043845][ T8698] numa_policy 14KB 22KB [ 2104.050010][ T8698] trace_event_file 287KB 296KB [ 2104.056122][ T8698] ftrace_event_field 441KB 451KB [ 2104.062475][ T8698] pool_workqueue 268KB 308KB [ 2104.068609][ T8698] vmap_area 285KB 640KB [ 2104.074798][ T8698] kmalloc-4M 4096KB 4096KB [ 2104.080942][ T8698] kmalloc-512k 2048KB 2048KB [ 2104.087106][ T8698] kmalloc-256k 256KB 256KB [ 2104.093143][ T8698] kmalloc-128k 2816KB 2816KB [ 2104.099259][ T8698] kmalloc-64k 3968KB 4032KB [ 2104.105295][ T8698] kmalloc-32k 1568KB 1568KB [ 2104.111396][ T8698] kmalloc-16k 1184KB 1184KB [ 2104.117493][ T8698] kmalloc-8k 5224KB 5240KB [ 2104.123531][ T8698] kmalloc-4k 33092KB 33140KB [ 2104.129598][ T8698] kmalloc-2k 17698KB 17796KB [ 2104.135639][ T8698] kmalloc-1k 9378KB 9488KB [ 2104.141731][ T8698] kmalloc-512 5974KB 5984KB [ 2104.147792][ T8698] kmalloc-256 4521KB 4536KB [ 2104.153829][ T8698] kmalloc-192 2121KB 2126KB [ 2104.159885][ T8698] kmalloc-96 1874KB 1884KB [ 2104.166012][ T8698] kmalloc-64 2378KB 2408KB [ 2104.172520][ T8698] kmalloc-32 5640341KB 5640341KB [ 2104.178585][ T8698] kmalloc-128 1175KB 1192KB [ 2104.184625][ T8698] kmem_cache 50KB 59KB [ 2104.190752][ T8698] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.0,pid=17072,uid=0 [ 2104.205024][ T8698] Out of memory: Killed process 17072 (syz-executor.0) total-vm:93288kB, anon-rss:3812kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2104.222555][ T1954] oom_reaper: reaped process 17072 (syz-executor.0), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2104.398119][ T5074] systemd-journal invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2104.410412][ T5074] CPU: 1 PID: 5074 Comm: systemd-journal Not tainted 5.9.0-rc6-syzkaller #0 [ 2104.419123][ T5074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2104.429235][ T5074] Call Trace: [ 2104.432516][ T5074] dump_stack+0x10f/0x19d [ 2104.436843][ T5074] dump_header+0x8e/0x400 [ 2104.441143][ T5074] oom_kill_process+0x18d/0x3f0 [ 2104.445961][ T5074] out_of_memory+0x5fd/0x8c0 [ 2104.450526][ T5074] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2104.455871][ T5074] __alloc_pages_nodemask+0x266/0x380 [ 2104.461275][ T5074] alloc_pages_current+0x21d/0x310 [ 2104.466414][ T5074] __page_cache_alloc+0x4f/0x120 [ 2104.471343][ T5074] pagecache_get_page+0x4ba/0x970 [ 2104.476333][ T5074] ? __do_page_cache_readahead+0x96/0xb0 [ 2104.482039][ T5074] filemap_fault+0xb7a/0x1270 [ 2104.486696][ T5074] ext4_filemap_fault+0x4b/0x60 [ 2104.491529][ T5074] do_read_fault+0x41f/0x760 [ 2104.496088][ T5074] handle_mm_fault+0x14e9/0x1af0 [ 2104.501070][ T5074] do_user_addr_fault+0x380/0x770 [ 2104.506128][ T5074] exc_page_fault+0xb8/0x330 [ 2104.510700][ T5074] ? asm_exc_page_fault+0x8/0x30 [ 2104.515624][ T5074] asm_exc_page_fault+0x1e/0x30 [ 2104.520439][ T5074] RIP: 0033:0x7f0b0e9ff6e6 [ 2104.524827][ T5074] Code: Bad RIP value. [ 2104.528877][ T5074] RSP: 002b:00007ffdff1b4090 EFLAGS: 00010202 [ 2104.534917][ T5074] RAX: 0000000000000001 RBX: 000055a06db19310 RCX: 00000000000b4cca [ 2104.542904][ T5074] RDX: 0000000000000000 RSI: 000000007af6e1c0 RDI: 431bde82d7b634db [ 2104.550870][ T5074] RBP: 00007ffdff1b4290 R08: 00000452ad5371dd R09: 00007ffdff1d8080 [ 2104.558840][ T5074] R10: 0000000000000010 R11: 00007ffdff1d80b8 R12: 00007ffdff1b40a0 [ 2104.566932][ T5074] R13: 0000000000000001 R14: 0000000000000001 R15: 0005b045c71ea298 [ 2104.577669][ T5074] Mem-Info: [ 2104.581038][ T5074] active_anon:1708 inactive_anon:267284 isolated_anon:0 [ 2104.581038][ T5074] active_file:20 inactive_file:0 isolated_file:0 [ 2104.581038][ T5074] unevictable:4 dirty:0 writeback:0 [ 2104.581038][ T5074] slab_reclaimable:7906 slab_unreclaimable:1493425 [ 2104.581038][ T5074] mapped:54724 shmem:7470 pagetables:4775 bounce:0 [ 2104.581038][ T5074] free:15460 free_pcp:105 free_cma:0 [ 2104.619918][ T5074] Node 0 active_anon:6832kB inactive_anon:1069136kB active_file:80kB inactive_file:0kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 808960kB writeback_tmp:0kB kernel_stack:8464kB all_unreclaimable? yes [ 2104.651187][ T5074] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2104.680267][ T5074] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2104.710798][ T5074] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2104.716570][ T5074] Node 0 DMA32 free:20160kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:696328kB active_file:52kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:15380kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2104.748319][ T5074] lowmem_reserve[]: 0 0 707 707 707 [ 2104.753516][ T5074] Node 0 Normal free:4180kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372808kB active_file:12kB inactive_file:0kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:244kB local_pcp:0kB free_cma:0kB [ 2104.785138][ T5074] lowmem_reserve[]: 0 0 0 0 0 [ 2104.790187][ T5074] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2104.821799][ T5074] lowmem_reserve[]: 0 0 0 0 0 [ 2104.826489][ T5074] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2104.843004][ T5074] Node 0 DMA32: 1263*4kB (UME) 763*8kB (ME) 303*16kB (ME) 101*32kB (M) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 20196kB [ 2104.862541][ T5074] Node 0 Normal: 655*4kB (ME) 130*8kB (ME) 34*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 4236kB [ 2104.876288][ T5074] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2104.896515][ T5074] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2104.906360][ T5074] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2104.917729][ T5074] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2104.930323][ T5074] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2104.941303][ T5074] 7502 total pagecache pages [ 2104.945871][ T5074] 0 pages in swap cache [ 2104.952029][ T5074] Swap cache stats: add 0, delete 0, find 0/0 [ 2104.960191][ T5074] Free swap = 0kB [ 2104.963900][ T5074] Total swap = 0kB [ 2104.969635][ T5074] 1965979 pages RAM [ 2104.973418][ T5074] 0 pages HighMem/MovableOnly [ 2104.979855][ T5074] 83664 pages reserved [ 2104.983923][ T5074] 0 pages cma reserved [ 2104.991929][ T5074] Unreclaimable slab info: [ 2104.996325][ T5074] Name Used Total [ 2105.004634][ T5074] SCTPv6 10KB 15KB [ 2105.012605][ T5074] DCCPv6 12KB 14KB [ 2105.020503][ T5074] DCCP 11KB 13KB [ 2105.028391][ T5074] RAWv6 49KB 53KB [ 2105.034432][ T5074] UDPv6 38KB 47KB [ 2105.043310][ T5074] TCPv6 20KB 34KB [ 2105.051306][ T5074] nf_conntrack 6KB 24KB [ 2105.059530][ T5074] scsi_sense_cache 1056KB 1060KB [ 2105.065569][ T5074] i915_vma 48KB 52KB [ 2105.071628][ T5074] mqueue_inode_cache 6KB 7KB [ 2105.079892][ T5074] cifs_small_rq 13KB 15KB [ 2105.086037][ T5074] cifs_request 65KB 65KB [ 2105.092107][ T5074] nfs_read_data 28KB 28KB [ 2105.102337][ T5074] ecryptfs_dentry_info_cache 0KB 3KB [ 2105.109205][ T5074] pid_namespace 1KB 3KB [ 2105.115248][ T5074] tcp_bind_bucket 193KB 204KB [ 2105.125160][ T5074] xfrm_state 5KB 7KB [ 2105.131254][ T5074] PING 56KB 80KB [ 2105.140780][ T5074] RAW 42KB 48KB [ 2105.147982][ T5074] UDP 32KB 55KB [ 2105.154029][ T5074] TCP 8KB 19KB [ 2105.163855][ T5074] hugetlbfs_inode_cache 1KB 7KB [ 2105.170355][ T5074] eventpoll_pwq 4KB 11KB [ 2105.180647][ T5074] bio_crypt_ctx 6KB 7KB [ 2105.186708][ T5074] request_queue 86KB 102KB [ 2105.192859][ T5074] blkdev_ioc 3KB 3KB [ 2105.202393][ T5074] biovec-max 644KB 644KB [ 2105.208539][ T5074] biovec-128 20KB 24KB [ 2105.214583][ T5074] biovec-64 5KB 8KB [ 2105.224472][ T5074] khugepaged_mm_slot 15KB 27KB [ 2105.230742][ T5074] dmaengine-unmap-256 2KB 6KB [ 2105.241258][ T5074] dmaengine-unmap-128 1KB 7KB [ 2105.247607][ T5074] dmaengine-unmap-2 0KB 3KB [ 2105.253646][ T5074] QIPCRTR 0KB 7KB [ 2105.263367][ T5074] skbuff_ext_cache 24KB 55KB [ 2105.269490][ T5074] skbuff_fclone_cache 4KB 8KB [ 2105.275807][ T5074] skbuff_head_cache 66KB 172KB [ 2105.285541][ T5074] file_lock_cache 0KB 3KB [ 2105.291605][ T5074] fsnotify_mark_connector 0KB 7KB [ 2105.302001][ T5074] net_namespace 29KB 29KB [ 2105.308060][ T5074] task_delay_info 48KB 63KB [ 2105.314250][ T5074] taskstats 3KB 18KB [ 2105.321976][ T5074] proc_dir_entry 708KB 712KB [ 2105.328043][ T5074] pde_opener 0KB 3KB [ 2105.334085][ T5074] seq_file 0KB 3KB [ 2105.344179][ T5074] shmem_inode_cache 4481KB 4517KB [ 2105.350256][ T5074] kernfs_node_cache 29633KB 29684KB [ 2105.356295][ T5074] mnt_cache 113KB 120KB [ 2105.366231][ T5074] filp 158KB 300KB [ 2105.373078][ T5074] names_cache 152KB 152KB [ 2105.382158][ T5074] iint_cache 9KB 31KB [ 2105.388220][ T5074] uts_namespace 2KB 3KB [ 2105.394260][ T5074] vm_area_struct 1208KB 1500KB [ 2105.404052][ T5074] mm_struct 195KB 230KB [ 2105.410245][ T5074] fs_cache 9KB 19KB [ 2105.416285][ T5074] files_cache 110KB 166KB [ 2105.424390][ T5074] signal_cache 619KB 676KB [ 2105.430451][ T5074] sighand_cache 1140KB 1218KB [ 2105.440252][ T5074] task_struct 2681KB 2731KB [ 2105.446295][ T5074] cred_jar 123KB 263KB [ 2105.452360][ T5074] anon_vma_chain 257KB 328KB [ 2105.460107][ T5074] anon_vma 143KB 187KB [ 2105.466222][ T5074] pid 57KB 84KB [ 2105.472279][ T5074] Acpi-Operand 110KB 118KB [ 2105.480778][ T5074] Acpi-Parse 99KB 124KB [ 2105.486843][ T5074] Acpi-State 37KB 51KB [ 2105.492879][ T5074] numa_policy 14KB 22KB [ 2105.500791][ T5074] trace_event_file 287KB 296KB [ 2105.507228][ T5074] ftrace_event_field 441KB 451KB [ 2105.513355][ T5074] pool_workqueue 268KB 308KB [ 2105.523349][ T5074] vmap_area 285KB 640KB [ 2105.529442][ T5074] kmalloc-4M 4096KB 4096KB [ 2105.535487][ T5074] kmalloc-512k 2048KB 2048KB [ 2105.544622][ T5074] kmalloc-256k 256KB 256KB [ 2105.550681][ T5074] kmalloc-128k 2816KB 2816KB [ 2105.560015][ T5074] kmalloc-64k 3968KB 4032KB [ 2105.566062][ T5074] kmalloc-32k 1568KB 1568KB [ 2105.572128][ T5074] kmalloc-16k 1184KB 1184KB [ 2105.581276][ T5074] kmalloc-8k 5224KB 5240KB [ 2105.588305][ T5074] kmalloc-4k 33092KB 33140KB [ 2105.594361][ T5074] kmalloc-2k 17698KB 17796KB [ 2105.604568][ T5074] kmalloc-1k 9378KB 9488KB [ 2105.611577][ T5074] kmalloc-512 5974KB 5984KB [ 2105.621099][ T5074] kmalloc-256 4521KB 4536KB [ 2105.627151][ T5074] kmalloc-192 2121KB 2126KB [ 2105.633201][ T5074] kmalloc-96 1874KB 1884KB [ 2105.642433][ T5074] kmalloc-64 2378KB 2408KB [ 2105.648539][ T5074] kmalloc-32 5642616KB 5642616KB [ 2105.654581][ T5074] kmalloc-128 1175KB 1192KB [ 2105.664259][ T5074] kmem_cache 50KB 59KB [ 2105.670339][ T5074] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.0,pid=17047,uid=0 [ 2105.685654][ T5074] Out of memory: Killed process 17047 (syz-executor.0) total-vm:93288kB, anon-rss:3812kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2105.705438][ T1954] oom_reaper: reaped process 17047 (syz-executor.0), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2105.737607][ T2] kthreadd invoked oom-killer: gfp_mask=0x40cc0(GFP_KERNEL|__GFP_COMP), order=0, oom_score_adj=0 [ 2105.753157][ T2] CPU: 1 PID: 2 Comm: kthreadd Not tainted 5.9.0-rc6-syzkaller #0 [ 2105.760949][ T2] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2105.770994][ T2] Call Trace: [ 2105.774267][ T2] dump_stack+0x10f/0x19d [ 2105.778570][ T2] dump_header+0x8e/0x400 [ 2105.782868][ T2] oom_kill_process+0x18d/0x3f0 [ 2105.787699][ T2] out_of_memory+0x5fd/0x8c0 [ 2105.792268][ T2] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2105.797629][ T2] __alloc_pages_nodemask+0x266/0x380 [ 2105.803098][ T2] kmem_getpages+0x17/0xb0 [ 2105.807488][ T2] cache_grow_begin+0x60/0x1f0 [ 2105.812229][ T2] fallback_alloc+0x124/0x1e0 [ 2105.816885][ T2] __kmalloc+0x137/0x310 [ 2105.821103][ T2] ? kzalloc+0x1d/0x30 [ 2105.825151][ T2] kzalloc+0x1d/0x30 [ 2105.829023][ T2] security_prepare_creds+0x44/0x1a0 [ 2105.834290][ T2] prepare_creds+0x28e/0x380 [ 2105.838881][ T2] copy_creds+0xfd/0x350 [ 2105.843101][ T2] copy_process+0x5c1/0x2dc0 [ 2105.847680][ T2] _do_fork+0x14a/0x6c0 [ 2105.851838][ T2] ? kthread_blkcg+0x80/0x80 [ 2105.856501][ T2] kernel_thread+0x85/0xb0 [ 2105.860953][ T2] ? kthread_blkcg+0x80/0x80 [ 2105.865516][ T2] kthreadd+0x317/0x3d0 [ 2105.869710][ T2] ? kthread_stop+0x310/0x310 [ 2105.874364][ T2] ret_from_fork+0x1f/0x30 [ 2105.899740][ T2] Mem-Info: [ 2105.903199][ T2] active_anon:1708 inactive_anon:266751 isolated_anon:0 [ 2105.903199][ T2] active_file:39 inactive_file:10 isolated_file:3 [ 2105.903199][ T2] unevictable:4 dirty:0 writeback:0 [ 2105.903199][ T2] slab_reclaimable:7906 slab_unreclaimable:1493983 [ 2105.903199][ T2] mapped:54724 shmem:7470 pagetables:4748 bounce:0 [ 2105.903199][ T2] free:15470 free_pcp:128 free_cma:0 [ 2105.940142][ T2] Node 0 active_anon:6832kB inactive_anon:1067004kB active_file:144kB inactive_file:0kB unevictable:16kB isolated(anon):0kB isolated(file):12kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 808960kB writeback_tmp:0kB kernel_stack:8448kB all_unreclaimable? no [ 2105.969488][ T2] Node 1 active_anon:0kB inactive_anon:0kB active_file:12kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2105.997455][ T2] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2106.025158][ T2] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2106.030875][ T2] Node 0 DMA32 free:19936kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:694196kB active_file:52kB inactive_file:20kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:15272kB bounce:0kB free_pcp:512kB local_pcp:264kB free_cma:0kB [ 2106.060934][ T2] lowmem_reserve[]: 0 0 707 707 707 [ 2106.066100][ T2] Node 0 Normal free:4184kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372808kB active_file:0kB inactive_file:8kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:516kB local_pcp:248kB free_cma:0kB [ 2106.095905][ T2] lowmem_reserve[]: 0 0 0 0 0 [ 2106.100579][ T2] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:12kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2106.130706][ T2] lowmem_reserve[]: 0 0 0 0 0 [ 2106.135509][ T2] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2106.149874][ T2] Node 0 DMA32: 1290*4kB (UME) 777*8kB (UME) 307*16kB (UME) 104*32kB (UM) 1*64kB (U) 0*128kB 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 20448kB [ 2106.165437][ T2] Node 0 Normal: 667*4kB (UME) 148*8kB (UME) 36*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 4460kB [ 2106.179383][ T2] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2106.195429][ T2] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2106.204991][ T2] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2106.214259][ T2] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2106.223856][ T2] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2106.233114][ T2] 7501 total pagecache pages [ 2106.238284][ T2] 0 pages in swap cache [ 2106.242407][ T2] Swap cache stats: add 0, delete 0, find 0/0 [ 2106.248469][ T2] Free swap = 0kB [ 2106.252160][ T2] Total swap = 0kB [ 2106.255853][ T2] 1965979 pages RAM [ 2106.259653][ T2] 0 pages HighMem/MovableOnly [ 2106.264305][ T2] 83664 pages reserved [ 2106.268370][ T2] 0 pages cma reserved [ 2106.272506][ T2] Unreclaimable slab info: [ 2106.276903][ T2] Name Used Total [ 2106.283118][ T2] SCTPv6 10KB 15KB [ 2106.289163][ T2] DCCPv6 12KB 14KB [ 2106.292052][T23496] warn_alloc: 181 callbacks suppressed [ 2106.292066][T23496] syz-executor.4: page allocation failure: order:0, mode:0x40cc0(GFP_KERNEL|__GFP_COMP), nodemask=(null),cpuset=/,mems_allowed=0-1 [ 2106.295199][ T2] DCCP 11KB 13KB [ 2106.302605][T23496] CPU: 0 PID: 23496 Comm: syz-executor.4 Not tainted 5.9.0-rc6-syzkaller #0 [ 2106.314086][ T2] RAWv6 49KB 53KB [ 2106.320096][T23496] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2106.320108][T23496] Call Trace: [ 2106.320131][T23496] dump_stack+0x10f/0x19d [ 2106.328916][ T2] UDPv6 38KB 47KB [ 2106.334804][T23496] warn_alloc+0x105/0x160 [ 2106.344830][ T2] TCPv6 20KB 34KB [ 2106.348079][T23496] ? schedule_timeout+0x13f/0x2c0 [ 2106.348095][T23496] __alloc_pages_slowpath+0x9cd/0x9e0 [ 2106.352384][ T2] nf_conntrack 6KB 24KB [ 2106.358420][T23496] __alloc_pages_nodemask+0x266/0x380 [ 2106.358436][T23496] kmem_getpages+0x17/0xb0 [ 2106.362730][ T2] scsi_sense_cache 1056KB 1060KB [ 2106.368772][T23496] cache_grow_begin+0x60/0x1f0 [ 2106.368787][T23496] fallback_alloc+0x124/0x1e0 [ 2106.373775][ T2] i915_vma 48KB 52KB [ 2106.379119][T23496] kmem_cache_alloc_trace+0x113/0x2d0 [ 2106.379134][T23496] ? io_issue_sqe+0x261e/0x7950 [ 2106.385182][ T2] mqueue_inode_cache 6KB 7KB [ 2106.390518][T23496] io_issue_sqe+0x261e/0x7950 [ 2106.390556][T23496] ? check_preemption_disabled+0x51/0x140 [ 2106.394953][ T2] cifs_small_rq 13KB 15KB [ 2106.400977][T23496] ? check_preemption_disabled+0x51/0x140 [ 2106.400991][T23496] ? debug_smp_processor_id+0x18/0x20 [ 2106.405715][ T2] cifs_request 65KB 65KB [ 2106.410354][T23496] ? irqentry_exit_cond_resched+0x22/0x40 [ 2106.410368][T23496] ? check_preemption_disabled+0x51/0x140 [ 2106.416400][ T2] nfs_read_data 28KB 28KB [ 2106.421734][T23496] ? ___cache_free+0x9c/0x380 [ 2106.426766][ T2] ecryptfs_dentry_info_cache 0KB 3KB [ 2106.432757][T23496] ? __io_free_req_finish+0xe9/0x190 [ 2106.437448][ T2] pid_namespace 1KB 3KB [ 2106.443177][T23496] ? __rcu_read_unlock+0x4b/0x260 [ 2106.449169][ T2] tcp_bind_bucket 193KB 204KB [ 2106.454851][T23496] ? __io_free_req_finish+0x121/0x190 [ 2106.460181][ T2] xfrm_state 5KB 7KB [ 2106.466269][T23496] __io_queue_sqe+0x1b7/0x670 [ 2106.471951][ T2] PING 56KB 80KB [ 2106.477634][T23496] io_queue_sqe+0x81/0x220 [ 2106.477723][T23496] io_submit_sqe+0x333/0x550 [ 2106.483675][ T2] RAW 42KB 48KB [ 2106.488320][T23496] io_submit_sqes+0x8c6/0xfb0 [ 2106.488339][T23496] __se_sys_io_uring_enter+0x1e8/0x790 [ 2106.495154][ T2] UDP 32KB 55KB [ 2106.500408][T23496] __x64_sys_io_uring_enter+0x74/0x80 [ 2106.500425][T23496] do_syscall_64+0x39/0x80 [ 2106.506453][ T2] TCP 8KB 19KB [ 2106.511464][T23496] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 2106.517495][ T2] hugetlbfs_inode_cache 1KB 7KB [ 2106.522835][T23496] RIP: 0033:0x45e179 [ 2106.528969][ T2] eventpoll_pwq 4KB 11KB [ 2106.533513][T23496] Code: Bad RIP value. [ 2106.539657][ T2] bio_crypt_ctx 6KB 7KB [ 2106.544033][T23496] RSP: 002b:00007f4ce8167c78 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa [ 2106.548630][ T2] request_queue 86KB 102KB [ 2106.554660][T23496] RAX: ffffffffffffffda RBX: 00000000000082c0 RCX: 000000000045e179 [ 2106.559304][ T2] blkdev_ioc 3KB 3KB [ 2106.564721][T23496] RDX: 0000000000000000 RSI: 000000000000450c RDI: 0000000000000003 [ 2106.570756][ T2] biovec-max 644KB 644KB [ 2106.576316][T23496] RBP: 000000000118cf98 R08: 0000000000000000 R09: 0000000000000000 [ 2106.576328][T23496] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118cf4c [ 2106.580716][ T2] biovec-128 20KB 24KB [ 2106.586835][T23496] R13: 00007ffca4f3eaaf R14: 00007f4ce81689c0 R15: 000000000118cf4c [ 2106.658378][T23496] Mem-Info: [ 2106.662952][ T2] biovec-64 5KB 8KB [ 2106.679143][T23496] active_anon:1708 inactive_anon:266745 isolated_anon:0 [ 2106.679143][T23496] active_file:11 inactive_file:19 isolated_file:0 [ 2106.679143][T23496] unevictable:4 dirty:3 writeback:0 [ 2106.679143][T23496] slab_reclaimable:7906 slab_unreclaimable:1494188 [ 2106.679143][T23496] mapped:54724 shmem:7470 pagetables:4757 bounce:0 [ 2106.679143][T23496] free:15287 free_pcp:122 free_cma:0 [ 2106.684007][ T2] khugepaged_mm_slot 15KB 27KB [ 2106.701068][T23496] Node 0 active_anon:6832kB inactive_anon:1066980kB active_file:40kB inactive_file:76kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:8kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 806912kB writeback_tmp:0kB kernel_stack:8432kB all_unreclaimable? yes [ 2106.701105][ T2] dmaengine-unmap-256 2KB 6KB [ 2106.746348][T23496] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:4kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2106.774086][ T2] dmaengine-unmap-128 1KB 7KB [ 2106.788995][T23496] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2106.806407][ T2] dmaengine-unmap-2 0KB 3KB [ 2106.806455][ T2] QIPCRTR 0KB 7KB [ 2106.821994][T23496] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2106.840349][ T2] skbuff_ext_cache 24KB 55KB [ 2106.856071][T23496] Node 0 DMA32 free:19944kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:694172kB active_file:40kB inactive_file:68kB unevictable:0kB writepending:8kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:15308kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 2106.858053][ T2] skbuff_fclone_cache 4KB 8KB [ 2106.864095][T23496] lowmem_reserve[]: 0 0 707 707 707 [ 2106.900731][ T2] skbuff_head_cache 66KB 172KB [ 2106.914033][ T2] file_lock_cache 0KB 3KB [ 2106.922005][ T2] fsnotify_mark_connector 0KB 7KB [ 2106.924998][T23496] Node 0 Normal free:4160kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372808kB active_file:0kB inactive_file:8kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2106.932559][ T2] net_namespace 29KB 29KB [ 2106.962271][T23496] lowmem_reserve[]: 0 0 0 0 0 [ 2106.969060][T23496] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:4kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2106.975094][ T2] task_delay_info 48KB 63KB [ 2107.001237][T23496] lowmem_reserve[]: 0 0 0 0 0 [ 2107.008668][ T2] taskstats 3KB 18KB [ 2107.008675][ T2] proc_dir_entry 708KB 712KB [ 2107.008680][ T2] pde_opener 0KB 3KB [ 2107.008743][ T2] seq_file 0KB 3KB [ 2107.014729][T23496] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2107.027984][ T2] shmem_inode_cache 4481KB 4517KB [ 2107.034725][T23496] Node 0 DMA32: 1265*4kB (UME) 768*8kB (ME) 306*16kB (UME) 102*32kB (UM) 1*64kB (U) 0*128kB 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 20196kB [ 2107.057446][ T2] kernfs_node_cache 29633KB 29684KB [ 2107.071233][T23496] Node 0 Normal: 655*4kB (ME) 130*8kB (ME) 16*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3948kB [ 2107.074992][ T2] mnt_cache 113KB 120KB [ 2107.090451][T23496] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2107.101574][ T2] filp 158KB 300KB [ 2107.112777][T23496] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2107.124099][ T2] names_cache 152KB 152KB [ 2107.128433][T23496] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2107.132484][ T2] iint_cache 9KB 31KB [ 2107.141915][T23496] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2107.155441][ T2] uts_namespace 2KB 3KB [ 2107.159365][T23496] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2107.163532][ T2] vm_area_struct 1208KB 1500KB [ 2107.172799][T23496] 7502 total pagecache pages [ 2107.184896][ T2] mm_struct 195KB 230KB [ 2107.185661][T23496] 0 pages in swap cache [ 2107.190962][ T2] fs_cache 9KB 19KB [ 2107.190967][ T2] files_cache 110KB 166KB [ 2107.190976][ T2] signal_cache 619KB 676KB [ 2107.198430][T23496] Swap cache stats: add 0, delete 0, find 0/0 [ 2107.207126][ T2] sighand_cache 1140KB 1218KB [ 2107.208040][T23496] Free swap = 0kB [ 2107.213306][ T2] task_struct 2681KB 2731KB [ 2107.222077][T23496] Total swap = 0kB [ 2107.229631][ T2] cred_jar 123KB 263KB [ 2107.235900][T23496] 1965979 pages RAM [ 2107.241621][ T2] anon_vma_chain 257KB 328KB [ 2107.250164][T23496] 0 pages HighMem/MovableOnly [ 2107.256906][ T2] anon_vma 143KB 187KB [ 2107.259767][T23496] 83664 pages reserved [ 2107.265776][ T2] pid 57KB 84KB [ 2107.273602][T23496] 0 pages cma reserved [ 2107.279433][ T2] Acpi-Operand 110KB 118KB [ 2107.285928][ T2] Acpi-Parse 99KB 124KB [ 2107.296871][ T2] Acpi-State 37KB 51KB [ 2107.302997][ T2] numa_policy 14KB 22KB [ 2107.312424][ T2] trace_event_file 287KB 296KB [ 2107.320705][ T2] ftrace_event_field 441KB 451KB [ 2107.330159][ T2] pool_workqueue 268KB 308KB [ 2107.338195][ T2] vmap_area 285KB 640KB [ 2107.344249][ T2] kmalloc-4M 4096KB 4096KB [ 2107.351350][ T2] kmalloc-512k 2048KB 2048KB [ 2107.359288][ T2] kmalloc-256k 256KB 256KB [ 2107.365328][ T2] kmalloc-128k 2816KB 2816KB [ 2107.371470][ T2] kmalloc-64k 3968KB 4032KB [ 2107.379596][ T2] kmalloc-32k 1568KB 1568KB [ 2107.385630][ T2] kmalloc-16k 1184KB 1184KB [ 2107.391699][ T2] kmalloc-8k 5224KB 5240KB [ 2107.399870][ T2] kmalloc-4k 33092KB 33140KB [ 2107.405925][ T2] kmalloc-2k 17698KB 17796KB [ 2107.411991][ T2] kmalloc-1k 9378KB 9488KB [ 2107.420001][ T2] kmalloc-512 5974KB 5984KB [ 2107.426042][ T2] kmalloc-256 4521KB 4536KB [ 2107.432110][ T2] kmalloc-192 2121KB 2126KB [ 2107.439991][ T2] kmalloc-96 1874KB 1884KB [ 2107.446092][ T2] kmalloc-64 2378KB 2408KB [ 2107.452409][ T2] kmalloc-32 5645359KB 5645359KB [ 2107.461524][ T2] kmalloc-128 1175KB 1192KB [ 2107.467683][ T2] kmem_cache 50KB 59KB [ 2107.473727][ T2] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.0,pid=17040,uid=0 [ 2107.489929][ T2] Out of memory: Killed process 17040 (syz-executor.0) total-vm:93288kB, anon-rss:3812kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2107.509205][ T1954] oom_reaper: reaped process 17040 (syz-executor.0), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2107.563806][ T8311] in:imklog invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2107.576988][ T8311] CPU: 0 PID: 8311 Comm: in:imklog Not tainted 5.9.0-rc6-syzkaller #0 [ 2107.585247][ T8311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2107.595286][ T8311] Call Trace: [ 2107.598635][ T8311] dump_stack+0x10f/0x19d [ 2107.602985][ T8311] dump_header+0x8e/0x400 [ 2107.607335][ T8311] oom_kill_process+0x18d/0x3f0 [ 2107.612165][ T8311] out_of_memory+0x5fd/0x8c0 [ 2107.616805][ T8311] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2107.622147][ T8311] __alloc_pages_nodemask+0x266/0x380 [ 2107.627507][ T8311] alloc_pages_current+0x21d/0x310 [ 2107.632588][ T8311] __page_cache_alloc+0x4f/0x120 [ 2107.637495][ T8311] pagecache_get_page+0x4ba/0x970 [ 2107.642486][ T8311] ? __do_page_cache_readahead+0x96/0xb0 [ 2107.648087][ T8311] filemap_fault+0xb7a/0x1270 [ 2107.652746][ T8311] ext4_filemap_fault+0x4b/0x60 [ 2107.657733][ T8311] do_read_fault+0x41f/0x760 [ 2107.662300][ T8311] handle_mm_fault+0x14e9/0x1af0 [ 2107.667226][ T8311] do_user_addr_fault+0x380/0x770 [ 2107.672251][ T8311] exc_page_fault+0xb8/0x330 [ 2107.676810][ T8311] ? asm_exc_page_fault+0x8/0x30 [ 2107.681713][ T8311] asm_exc_page_fault+0x1e/0x30 [ 2107.686537][ T8311] RIP: 0033:0x7f120bd8ff10 [ 2107.690928][ T8311] Code: Bad RIP value. [ 2107.695039][ T8311] RSP: 002b:00007f120a684458 EFLAGS: 00010206 [ 2107.701068][ T8311] RAX: 0000000000000000 RBX: 00007f120a6844b8 RCX: 0000000000000006 [ 2107.709007][ T8311] RDX: 000000000000003e RSI: 00007f120a684da3 RDI: 0000000000000260 [ 2107.716961][ T8311] RBP: 00007f120a6844b8 R08: 00007f120be61940 R09: 0000000000000000 [ 2107.724904][ T8311] R10: 2ce33e6c02ce33e7 R11: 0000000000000000 R12: 00007f120a684da0 [ 2107.732910][ T8311] R13: 00007f120a684da3 R14: 0000000000001f9f R15: 00007f120a684e1f [ 2107.755080][ T8311] Mem-Info: [ 2107.758312][ T8311] active_anon:1708 inactive_anon:266212 isolated_anon:0 [ 2107.758312][ T8311] active_file:37 inactive_file:10 isolated_file:0 [ 2107.758312][ T8311] unevictable:4 dirty:0 writeback:0 [ 2107.758312][ T8311] slab_reclaimable:7906 slab_unreclaimable:1494717 [ 2107.758312][ T8311] mapped:54724 shmem:7470 pagetables:4720 bounce:0 [ 2107.758312][ T8311] free:15318 free_pcp:136 free_cma:0 [ 2107.798792][ T8311] Node 0 active_anon:6832kB inactive_anon:1064848kB active_file:28kB inactive_file:36kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 806912kB writeback_tmp:0kB kernel_stack:8432kB all_unreclaimable? no [ 2107.831181][ T8311] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2107.863035][ T8311] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2107.893873][ T8311] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2107.899699][ T8311] Node 0 DMA32 free:20124kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:692040kB active_file:136kB inactive_file:32kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:15160kB bounce:0kB free_pcp:296kB local_pcp:48kB free_cma:0kB [ 2107.933654][ T8311] lowmem_reserve[]: 0 0 707 707 707 [ 2107.938857][ T8311] Node 0 Normal free:3900kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372808kB active_file:4kB inactive_file:4kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2107.973440][ T8311] lowmem_reserve[]: 0 0 0 0 0 [ 2107.979317][ T8311] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2108.014718][ T8311] lowmem_reserve[]: 0 0 0 0 0 [ 2108.019457][ T8311] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2108.037540][ T8311] Node 0 DMA32: 1267*4kB (UME) 776*8kB (ME) 305*16kB (ME) 102*32kB (UM) 1*64kB (U) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 20124kB [ 2108.053178][ T8311] Node 0 Normal: 656*4kB (UME) 131*8kB (UME) 16*16kB (UM) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3928kB [ 2108.070437][ T8311] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2108.095356][ T8311] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2108.104998][ T8311] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2108.114286][ T8311] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2108.123936][ T8311] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2108.133254][ T8311] 7500 total pagecache pages [ 2108.137852][ T8311] 0 pages in swap cache [ 2108.141982][ T8311] Swap cache stats: add 0, delete 0, find 0/0 [ 2108.148042][ T8311] Free swap = 0kB [ 2108.151746][ T8311] Total swap = 0kB [ 2108.155443][ T8311] 1965979 pages RAM [ 2108.159291][ T8311] 0 pages HighMem/MovableOnly [ 2108.163946][ T8311] 83664 pages reserved [ 2108.169960][ T8311] 0 pages cma reserved [ 2108.174010][ T8311] Unreclaimable slab info: [ 2108.178502][ T8311] Name Used Total [ 2108.184710][ T8311] SCTPv6 10KB 15KB [ 2108.194028][ T8311] DCCPv6 12KB 14KB [ 2108.200777][ T8311] DCCP 11KB 13KB [ 2108.209982][ T8311] RAWv6 49KB 53KB [ 2108.216021][ T8311] UDPv6 38KB 47KB [ 2108.222153][ T8311] TCPv6 20KB 34KB [ 2108.231989][ T8311] nf_conntrack 6KB 24KB [ 2108.238061][ T8311] scsi_sense_cache 1056KB 1060KB [ 2108.244097][ T8311] i915_vma 48KB 52KB [ 2108.253854][ T8311] mqueue_inode_cache 6KB 7KB [ 2108.259996][ T8311] cifs_small_rq 13KB 15KB [ 2108.266028][ T8311] cifs_request 65KB 65KB [ 2108.272459][ T8311] nfs_read_data 28KB 28KB [ 2108.283364][ T8311] ecryptfs_dentry_info_cache 0KB 3KB [ 2108.290262][ T8311] pid_namespace 1KB 3KB [ 2108.299507][ T8311] tcp_bind_bucket 193KB 204KB [ 2108.305547][ T8311] xfrm_state 5KB 7KB [ 2108.312345][ T8311] PING 56KB 80KB [ 2108.323355][ T8311] RAW 42KB 48KB [ 2108.329518][ T8311] UDP 32KB 55KB [ 2108.335555][ T8311] TCP 8KB 19KB [ 2108.345186][ T8311] hugetlbfs_inode_cache 1KB 7KB [ 2108.351719][ T8311] eventpoll_pwq 4KB 11KB [ 2108.361617][ T8311] bio_crypt_ctx 6KB 7KB [ 2108.367680][ T8311] request_queue 86KB 102KB [ 2108.374046][ T8311] blkdev_ioc 3KB 3KB [ 2108.384969][ T8311] biovec-max 644KB 644KB [ 2108.391299][ T8311] biovec-128 20KB 24KB [ 2108.402733][ T8311] biovec-64 5KB 8KB [ 2108.408880][ T8311] khugepaged_mm_slot 15KB 27KB [ 2108.415003][ T8311] dmaengine-unmap-256 2KB 6KB [ 2108.426647][ T8311] dmaengine-unmap-128 1KB 7KB [ 2108.432869][ T8311] dmaengine-unmap-2 0KB 3KB [ 2108.443827][ T8311] QIPCRTR 0KB 7KB [ 2108.449878][ T8311] skbuff_ext_cache 24KB 55KB [ 2108.455964][ T8311] skbuff_fclone_cache 4KB 8KB [ 2108.466287][ T8311] skbuff_head_cache 66KB 172KB [ 2108.472452][ T8311] file_lock_cache 0KB 3KB [ 2108.478592][ T8311] fsnotify_mark_connector 0KB 7KB [ 2108.485156][ T8311] net_namespace 29KB 29KB [ 2108.493037][ T8311] task_delay_info 48KB 63KB [ 2108.499113][ T8311] taskstats 3KB 18KB [ 2108.505150][ T8311] proc_dir_entry 708KB 712KB [ 2108.514528][ T8311] pde_opener 0KB 3KB [ 2108.520689][ T8311] seq_file 0KB 3KB [ 2108.530730][ T8311] shmem_inode_cache 4481KB 4517KB [ 2108.537342][ T8311] kernfs_node_cache 29633KB 29684KB [ 2108.543421][ T8311] mnt_cache 113KB 120KB [ 2108.551520][ T8311] filp 158KB 300KB [ 2108.557582][ T8311] names_cache 152KB 152KB [ 2108.563624][ T8311] iint_cache 9KB 31KB [ 2108.573476][ T8311] uts_namespace 2KB 3KB [ 2108.579709][ T8311] vm_area_struct 1208KB 1500KB [ 2108.585749][ T8311] mm_struct 195KB 230KB [ 2108.594415][ T8311] fs_cache 9KB 19KB [ 2108.600641][ T8311] files_cache 110KB 166KB [ 2108.610840][ T8311] signal_cache 619KB 676KB [ 2108.616904][ T8311] sighand_cache 1140KB 1218KB [ 2108.622949][ T8311] task_struct 2681KB 2731KB [ 2108.631146][ T8311] cred_jar 123KB 263KB [ 2108.637530][ T8311] anon_vma_chain 257KB 328KB [ 2108.643571][ T8311] anon_vma 143KB 187KB [ 2108.653797][ T8311] pid 57KB 84KB [ 2108.660002][ T8311] Acpi-Operand 110KB 118KB [ 2108.669727][ T8311] Acpi-Parse 99KB 124KB [ 2108.675853][ T8311] Acpi-State 37KB 51KB [ 2108.682018][ T8311] numa_policy 14KB 22KB [ 2108.691917][ T8311] trace_event_file 287KB 296KB [ 2108.697982][ T8311] ftrace_event_field 441KB 451KB [ 2108.704105][ T8311] pool_workqueue 268KB 308KB [ 2108.713533][ T8311] vmap_area 285KB 640KB [ 2108.719644][ T8311] kmalloc-4M 4096KB 4096KB [ 2108.725808][ T8311] kmalloc-512k 2048KB 2048KB [ 2108.733768][ T8311] kmalloc-256k 256KB 256KB [ 2108.739844][ T8311] kmalloc-128k 2816KB 2816KB [ 2108.745884][ T8311] kmalloc-64k 3968KB 4032KB [ 2108.752283][ T8311] kmalloc-32k 1568KB 1568KB [ 2108.758876][ T8311] kmalloc-16k 1184KB 1184KB [ 2108.764945][ T8311] kmalloc-8k 5224KB 5240KB [ 2108.771020][ T8311] kmalloc-4k 33092KB 33140KB [ 2108.777089][ T8311] kmalloc-2k 17698KB 17796KB [ 2108.783262][ T8311] kmalloc-1k 9378KB 9488KB [ 2108.789335][ T8311] kmalloc-512 5974KB 5984KB [ 2108.795508][ T8311] kmalloc-256 4521KB 4536KB [ 2108.801683][ T8311] kmalloc-192 2121KB 2126KB [ 2108.807857][ T8311] kmalloc-96 1874KB 1884KB [ 2108.813903][ T8311] kmalloc-64 2378KB 2408KB [ 2108.820235][ T8311] kmalloc-32 5647428KB 5647428KB [ 2108.826324][ T8311] kmalloc-128 1175KB 1192KB [ 2108.832478][ T8311] kmem_cache 50KB 59KB [ 2108.840813][ T8311] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.0,pid=17034,uid=0 [ 2108.855296][ T8311] Out of memory: Killed process 17034 (syz-executor.0) total-vm:93288kB, anon-rss:3812kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2108.877339][ T1954] oom_reaper: reaped process 17034 (syz-executor.0), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2108.922749][ T8695] syz-fuzzer invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2108.935885][ T8695] CPU: 0 PID: 8695 Comm: syz-fuzzer Not tainted 5.9.0-rc6-syzkaller #0 [ 2108.944100][ T8695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2108.954132][ T8695] Call Trace: [ 2108.957406][ T8695] dump_stack+0x10f/0x19d [ 2108.961732][ T8695] dump_header+0x8e/0x400 [ 2108.966041][ T8695] oom_kill_process+0x18d/0x3f0 [ 2108.970866][ T8695] out_of_memory+0x5fd/0x8c0 [ 2108.975422][ T8695] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2108.980763][ T8695] __alloc_pages_nodemask+0x266/0x380 [ 2108.986107][ T8695] alloc_pages_current+0x21d/0x310 [ 2108.991189][ T8695] __page_cache_alloc+0x4f/0x120 [ 2108.996096][ T8695] pagecache_get_page+0x4ba/0x970 [ 2109.001089][ T8695] ? __do_page_cache_readahead+0x96/0xb0 [ 2109.006692][ T8695] filemap_fault+0xb7a/0x1270 [ 2109.011367][ T8695] ext4_filemap_fault+0x4b/0x60 [ 2109.016195][ T8695] do_read_fault+0x41f/0x760 [ 2109.020753][ T8695] handle_mm_fault+0x14e9/0x1af0 [ 2109.025664][ T8695] do_user_addr_fault+0x380/0x770 [ 2109.030689][ T8695] exc_page_fault+0xb8/0x330 [ 2109.035269][ T8695] ? asm_exc_page_fault+0x8/0x30 [ 2109.040175][ T8695] asm_exc_page_fault+0x1e/0x30 [ 2109.044992][ T8695] RIP: 0033:0x469093 [ 2109.048925][ T8695] Code: Bad RIP value. [ 2109.052959][ T8695] RSP: 002b:000000c00004de80 EFLAGS: 00010206 [ 2109.059031][ T8695] RAX: ffffffffffffff92 RBX: 000000003b984833 RCX: 0000000000469093 [ 2109.066985][ T8695] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000198b038 [ 2109.075109][ T8695] RBP: 000000c00004dec8 R08: 0000000000000000 R09: 0000000000000000 [ 2109.083060][ T8695] R10: 000000c00004deb8 R11: 0000000000000206 R12: 0000000000439470 [ 2109.091008][ T8695] R13: 0000000000000000 R14: 0000000000ae2c0c R15: 0000000000000000 [ 2109.103791][ T8695] Mem-Info: [ 2109.106949][ T8695] active_anon:1708 inactive_anon:265673 isolated_anon:0 [ 2109.106949][ T8695] active_file:12 inactive_file:1 isolated_file:0 [ 2109.106949][ T8695] unevictable:4 dirty:0 writeback:0 [ 2109.106949][ T8695] slab_reclaimable:7906 slab_unreclaimable:1495275 [ 2109.106949][ T8695] mapped:54724 shmem:7470 pagetables:4692 bounce:0 [ 2109.106949][ T8695] free:15447 free_pcp:62 free_cma:0 [ 2109.143352][ T8695] Node 0 active_anon:6832kB inactive_anon:1062692kB active_file:44kB inactive_file:4kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 804864kB writeback_tmp:0kB kernel_stack:8416kB all_unreclaimable? yes [ 2109.172672][ T8695] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2109.199939][ T8695] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2109.227731][ T8695] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2109.233422][ T8695] Node 0 DMA32 free:19724kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:689884kB active_file:52kB inactive_file:28kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:15088kB bounce:0kB free_pcp:260kB local_pcp:0kB free_cma:0kB [ 2109.263366][ T8695] lowmem_reserve[]: 0 0 707 707 707 [ 2109.268563][ T8695] Node 0 Normal free:3880kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372808kB active_file:4kB inactive_file:4kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:276kB local_pcp:0kB free_cma:0kB [ 2109.298408][ T8695] lowmem_reserve[]: 0 0 0 0 0 [ 2109.303073][ T8695] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2109.331634][ T8695] lowmem_reserve[]: 0 0 0 0 0 [ 2109.336620][ T8695] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2109.351105][ T8695] Node 0 DMA32: 1276*4kB (UME) 780*8kB (UME) 306*16kB (UME) 103*32kB (UM) 1*64kB (U) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 19728kB [ 2109.366320][ T8695] Node 0 Normal: 640*4kB (ME) 127*8kB (ME) 21*16kB (UM) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3912kB [ 2109.379694][ T8695] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2109.395804][ T8695] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2109.405330][ T8695] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2109.414632][ T8695] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2109.424162][ T8695] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2109.433523][ T8695] 7500 total pagecache pages [ 2109.438134][ T8695] 0 pages in swap cache [ 2109.442376][ T8695] Swap cache stats: add 0, delete 0, find 0/0 [ 2109.448738][ T8695] Free swap = 0kB [ 2109.452434][ T8695] Total swap = 0kB [ 2109.456146][ T8695] 1965979 pages RAM [ 2109.459926][ T8695] 0 pages HighMem/MovableOnly [ 2109.464576][ T8695] 83664 pages reserved [ 2109.468643][ T8695] 0 pages cma reserved [ 2109.472688][ T8695] Unreclaimable slab info: [ 2109.477080][ T8695] Name Used Total [ 2109.483418][ T8695] SCTPv6 10KB 15KB [ 2109.489491][ T8695] DCCPv6 12KB 14KB [ 2109.495678][ T8695] DCCP 11KB 13KB [ 2109.501823][ T8695] RAWv6 49KB 53KB [ 2109.508047][ T8695] UDPv6 38KB 47KB [ 2109.514078][ T8695] TCPv6 20KB 34KB [ 2109.520157][ T8695] nf_conntrack 6KB 24KB [ 2109.526220][ T8695] scsi_sense_cache 1056KB 1060KB [ 2109.532368][ T8695] i915_vma 48KB 52KB [ 2109.538449][ T8695] mqueue_inode_cache 6KB 7KB [ 2109.544580][ T8695] cifs_small_rq 13KB 15KB [ 2109.550668][ T8695] cifs_request 65KB 65KB [ 2109.557011][ T8695] nfs_read_data 28KB 28KB [ 2109.563055][ T8695] ecryptfs_dentry_info_cache 0KB 3KB [ 2109.569909][ T8695] pid_namespace 1KB 3KB [ 2109.575978][ T8695] tcp_bind_bucket 192KB 204KB [ 2109.582070][ T8695] xfrm_state 5KB 7KB [ 2109.588124][ T8695] PING 55KB 80KB [ 2109.594171][ T8695] RAW 42KB 48KB [ 2109.600377][ T8695] UDP 32KB 55KB [ 2109.606447][ T8695] TCP 8KB 19KB [ 2109.612485][ T8695] hugetlbfs_inode_cache 1KB 7KB [ 2109.618931][ T8695] eventpoll_pwq 4KB 11KB [ 2109.624966][ T8695] bio_crypt_ctx 6KB 7KB [ 2109.631076][ T8695] request_queue 86KB 102KB [ 2109.640787][ T8695] blkdev_ioc 3KB 3KB [ 2109.646857][ T8695] biovec-max 644KB 644KB [ 2109.652897][ T8695] biovec-128 20KB 24KB [ 2109.658957][ T8695] biovec-64 3KB 8KB [ 2109.665088][ T8695] khugepaged_mm_slot 14KB 27KB [ 2109.671556][ T8695] dmaengine-unmap-256 2KB 6KB [ 2109.677797][ T8695] dmaengine-unmap-128 1KB 7KB [ 2109.684016][ T8695] dmaengine-unmap-2 0KB 3KB [ 2109.690074][ T8695] QIPCRTR 0KB 7KB [ 2109.696153][ T8695] skbuff_ext_cache 23KB 55KB [ 2109.702320][ T8695] skbuff_fclone_cache 2KB 8KB [ 2109.712031][ T8695] skbuff_head_cache 66KB 172KB [ 2109.718101][ T8695] file_lock_cache 0KB 3KB [ 2109.724228][ T8695] fsnotify_mark_connector 0KB 7KB [ 2109.730827][ T8695] net_namespace 29KB 29KB [ 2109.736885][ T8695] task_delay_info 48KB 63KB [ 2109.742922][ T8695] taskstats 3KB 18KB [ 2109.748988][ T8695] proc_dir_entry 708KB 712KB [ 2109.755037][ T8695] pde_opener 0KB 3KB [ 2109.761305][ T8695] seq_file 0KB 3KB [ 2109.767387][ T8695] shmem_inode_cache 4481KB 4517KB [ 2109.773427][ T8695] kernfs_node_cache 29633KB 29684KB [ 2109.783772][ T8695] mnt_cache 113KB 120KB [ 2109.789839][ T8695] filp 157KB 300KB [ 2109.800465][ T8695] names_cache 152KB 152KB [ 2109.806661][ T8695] iint_cache 9KB 31KB [ 2109.812699][ T8695] uts_namespace 2KB 3KB [ 2109.821789][ T8695] vm_area_struct 1179KB 1500KB [ 2109.827960][ T8695] mm_struct 195KB 230KB [ 2109.834020][ T8695] fs_cache 9KB 19KB [ 2109.840116][ T8695] files_cache 108KB 166KB [ 2109.846195][ T8695] signal_cache 618KB 676KB [ 2109.852235][ T8695] sighand_cache 1140KB 1218KB [ 2109.858286][ T8695] task_struct 2677KB 2728KB [ 2109.864322][ T8695] cred_jar 123KB 263KB [ 2109.870434][ T8695] anon_vma_chain 254KB 328KB [ 2109.876484][ T8695] anon_vma 141KB 187KB [ 2109.882531][ T8695] pid 57KB 84KB [ 2109.888948][ T8695] Acpi-Operand 110KB 118KB [ 2109.894987][ T8695] Acpi-Parse 99KB 124KB [ 2109.901058][ T8695] Acpi-State 37KB 51KB [ 2109.907286][ T8695] numa_policy 14KB 22KB [ 2109.913327][ T8695] trace_event_file 287KB 296KB [ 2109.921058][ T8695] ftrace_event_field 441KB 451KB [ 2109.927265][ T8695] pool_workqueue 268KB 308KB [ 2109.933304][ T8695] vmap_area 285KB 640KB [ 2109.941457][ T8695] kmalloc-4M 4096KB 4096KB [ 2109.947634][ T8695] kmalloc-512k 2048KB 2048KB [ 2109.953768][ T8695] kmalloc-256k 256KB 256KB [ 2109.959875][ T8695] kmalloc-128k 2816KB 2816KB [ 2109.965947][ T8695] kmalloc-64k 3968KB 4032KB [ 2109.972054][ T8695] kmalloc-32k 1568KB 1568KB [ 2109.978111][ T8695] kmalloc-16k 1184KB 1184KB [ 2109.984148][ T8695] kmalloc-8k 5224KB 5240KB [ 2109.990195][ T8695] kmalloc-4k 33092KB 33140KB [ 2109.996471][ T8695] kmalloc-2k 17686KB 17792KB [ 2110.002518][ T8695] kmalloc-1k 9375KB 9488KB [ 2110.008812][ T8695] kmalloc-512 5974KB 5984KB [ 2110.014862][ T8695] kmalloc-256 4521KB 4536KB [ 2110.021004][ T8695] kmalloc-192 2121KB 2126KB [ 2110.027090][ T8695] kmalloc-96 1874KB 1884KB [ 2110.033128][ T8695] kmalloc-64 2377KB 2408KB [ 2110.039185][ T8695] kmalloc-32 5650087KB 5650087KB [ 2110.045221][ T8695] kmalloc-128 1175KB 1192KB [ 2110.051281][ T8695] kmem_cache 50KB 59KB [ 2110.057336][ T8695] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.0,pid=17020,uid=0 [ 2110.071642][ T8695] Out of memory: Killed process 17020 (syz-executor.0) total-vm:93288kB, anon-rss:3812kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2110.094203][ T8695] syz-fuzzer invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2110.105257][ T8695] CPU: 0 PID: 8695 Comm: syz-fuzzer Not tainted 5.9.0-rc6-syzkaller #0 [ 2110.113477][ T8695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2110.123514][ T8695] Call Trace: [ 2110.126893][ T8695] dump_stack+0x10f/0x19d [ 2110.131203][ T8695] dump_header+0x8e/0x400 [ 2110.135521][ T8695] oom_kill_process+0x18d/0x3f0 [ 2110.140355][ T8695] out_of_memory+0x5fd/0x8c0 [ 2110.144994][ T8695] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2110.150392][ T8695] __alloc_pages_nodemask+0x266/0x380 [ 2110.155775][ T8695] alloc_pages_current+0x21d/0x310 [ 2110.160856][ T8695] __page_cache_alloc+0x4f/0x120 [ 2110.165761][ T8695] pagecache_get_page+0x4ba/0x970 [ 2110.170766][ T8695] ? __do_page_cache_readahead+0x96/0xb0 [ 2110.176365][ T8695] filemap_fault+0xb7a/0x1270 [ 2110.181013][ T8695] ext4_filemap_fault+0x4b/0x60 [ 2110.185850][ T8695] do_read_fault+0x41f/0x760 [ 2110.190514][ T8695] handle_mm_fault+0x14e9/0x1af0 [ 2110.195420][ T8695] do_user_addr_fault+0x380/0x770 [ 2110.200493][ T8695] exc_page_fault+0xb8/0x330 [ 2110.205068][ T8695] ? asm_exc_page_fault+0x8/0x30 [ 2110.210071][ T8695] asm_exc_page_fault+0x1e/0x30 [ 2110.214888][ T8695] RIP: 0033:0x469093 [ 2110.218759][ T8695] Code: Bad RIP value. [ 2110.222791][ T8695] RSP: 002b:000000c00004de80 EFLAGS: 00010206 [ 2110.228822][ T8695] RAX: ffffffffffffff92 RBX: 000000003b984833 RCX: 0000000000469093 [ 2110.236781][ T8695] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000198b038 [ 2110.244719][ T8695] RBP: 000000c00004dec8 R08: 0000000000000000 R09: 0000000000000000 [ 2110.252792][ T8695] R10: 000000c00004deb8 R11: 0000000000000206 R12: 0000000000439470 [ 2110.260731][ T8695] R13: 0000000000000000 R14: 0000000000ae2c0c R15: 0000000000000000 [ 2110.271459][ T8695] Mem-Info: [ 2110.274577][ T8695] active_anon:1708 inactive_anon:265134 isolated_anon:0 [ 2110.274577][ T8695] active_file:33 inactive_file:0 isolated_file:0 [ 2110.274577][ T8695] unevictable:4 dirty:0 writeback:0 [ 2110.274577][ T8695] slab_reclaimable:7902 slab_unreclaimable:1495885 [ 2110.274577][ T8695] mapped:54724 shmem:7470 pagetables:4664 bounce:0 [ 2110.274577][ T8695] free:15434 free_pcp:10 free_cma:0 [ 2110.311088][ T8695] Node 0 active_anon:6832kB inactive_anon:1060512kB active_file:56kB inactive_file:56kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 800768kB writeback_tmp:0kB kernel_stack:8384kB all_unreclaimable? yes [ 2110.340609][ T8695] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2110.367816][ T8695] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2110.395533][ T8695] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2110.401333][ T8695] Node 0 DMA32 free:20120kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:687704kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:14972kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2110.431378][ T8695] lowmem_reserve[]: 0 0 707 707 707 [ 2110.436586][ T8695] Node 0 Normal free:4176kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372808kB active_file:4kB inactive_file:4kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:224kB local_pcp:0kB free_cma:0kB [ 2110.466318][ T8695] lowmem_reserve[]: 0 0 0 0 0 [ 2110.471050][ T8695] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2110.499868][ T8695] lowmem_reserve[]: 0 0 0 0 0 [ 2110.504513][ T8695] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2110.518861][ T8695] Node 0 DMA32: 1286*4kB (ME) 782*8kB (UME) 307*16kB (ME) 104*32kB (UM) 0*64kB 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 20152kB [ 2110.533716][ T8695] Node 0 Normal: 645*4kB (UME) 128*8kB (ME) 20*16kB (UM) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3924kB [ 2110.547213][ T8695] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2110.563406][ T8695] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2110.573033][ T8695] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2110.582298][ T8695] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2110.591933][ T8695] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2110.601241][ T8695] 7499 total pagecache pages [ 2110.606069][ T8695] 0 pages in swap cache [ 2110.610276][ T8695] Swap cache stats: add 0, delete 0, find 0/0 [ 2110.616339][ T8695] Free swap = 0kB [ 2110.620040][ T8695] Total swap = 0kB [ 2110.623815][ T8695] 1965979 pages RAM [ 2110.627608][ T8695] 0 pages HighMem/MovableOnly [ 2110.632247][ T8695] 83664 pages reserved [ 2110.637761][ T8695] 0 pages cma reserved [ 2110.641827][ T8695] Unreclaimable slab info: [ 2110.646241][ T8695] Name Used Total [ 2110.652462][ T8695] SCTPv6 10KB 15KB [ 2110.658558][ T8695] DCCPv6 12KB 14KB [ 2110.664593][ T8695] DCCP 11KB 13KB [ 2110.670675][ T8695] RAWv6 49KB 53KB [ 2110.676761][ T8695] UDPv6 38KB 47KB [ 2110.682804][ T8695] TCPv6 20KB 34KB [ 2110.688865][ T8695] nf_conntrack 6KB 24KB [ 2110.694901][ T8695] scsi_sense_cache 1056KB 1060KB [ 2110.700956][ T8695] i915_vma 48KB 52KB [ 2110.707028][ T8695] mqueue_inode_cache 6KB 7KB [ 2110.713166][ T8695] cifs_small_rq 13KB 15KB [ 2110.719820][ T8695] cifs_request 65KB 65KB [ 2110.726080][ T8695] nfs_read_data 28KB 28KB [ 2110.732128][ T8695] ecryptfs_dentry_info_cache 0KB 3KB [ 2110.738980][ T8695] pid_namespace 1KB 3KB [ 2110.745042][ T8695] tcp_bind_bucket 192KB 204KB [ 2110.751113][ T8695] xfrm_state 5KB 7KB [ 2110.757171][ T8695] PING 55KB 80KB [ 2110.763216][ T8695] RAW 42KB 48KB [ 2110.769290][ T8695] UDP 32KB 55KB [ 2110.775330][ T8695] TCP 8KB 19KB [ 2110.781392][ T8695] hugetlbfs_inode_cache 1KB 7KB [ 2110.787883][ T8695] eventpoll_pwq 4KB 11KB [ 2110.793929][ T8695] bio_crypt_ctx 6KB 7KB [ 2110.800082][ T8695] request_queue 86KB 102KB [ 2110.806154][ T8695] blkdev_ioc 3KB 3KB [ 2110.812196][ T8695] biovec-max 644KB 644KB [ 2110.818263][ T8695] biovec-128 20KB 24KB [ 2110.824326][ T8695] biovec-64 3KB 8KB [ 2110.830833][ T8695] khugepaged_mm_slot 14KB 27KB [ 2110.836996][ T8695] dmaengine-unmap-256 2KB 6KB [ 2110.843208][ T8695] dmaengine-unmap-128 1KB 7KB [ 2110.851047][ T8695] dmaengine-unmap-2 0KB 3KB [ 2110.857133][ T8695] QIPCRTR 0KB 7KB [ 2110.863193][ T8695] skbuff_ext_cache 23KB 55KB [ 2110.872869][ T8695] skbuff_fclone_cache 2KB 8KB [ 2110.879109][ T8695] skbuff_head_cache 66KB 172KB [ 2110.885197][ T8695] file_lock_cache 0KB 3KB [ 2110.894920][ T8695] fsnotify_mark_connector 0KB 7KB [ 2110.901512][ T8695] net_namespace 29KB 29KB [ 2110.909564][ T8695] task_delay_info 48KB 63KB [ 2110.915722][ T8695] taskstats 3KB 18KB [ 2110.921877][ T8695] proc_dir_entry 708KB 712KB [ 2110.931658][ T8695] pde_opener 0KB 3KB [ 2110.938144][ T8695] seq_file 0KB 3KB [ 2110.944189][ T8695] shmem_inode_cache 4481KB 4517KB [ 2110.954419][ T8695] kernfs_node_cache 29633KB 29684KB [ 2110.960481][ T8695] mnt_cache 113KB 120KB [ 2110.970806][ T8695] filp 157KB 300KB [ 2110.976970][ T8695] names_cache 152KB 152KB [ 2110.983012][ T8695] iint_cache 9KB 31KB [ 2110.989077][ T8695] uts_namespace 2KB 3KB [ 2110.995243][ T8695] vm_area_struct 1179KB 1500KB [ 2111.001305][ T8695] mm_struct 195KB 230KB [ 2111.007372][ T8695] fs_cache 9KB 19KB [ 2111.013474][ T8695] files_cache 108KB 166KB [ 2111.019537][ T8695] signal_cache 618KB 676KB [ 2111.025574][ T8695] sighand_cache 1140KB 1218KB [ 2111.031782][ T8695] task_struct 2677KB 2728KB [ 2111.037853][ T8695] cred_jar 123KB 263KB [ 2111.043895][ T8695] anon_vma_chain 254KB 328KB [ 2111.050388][ T8695] anon_vma 141KB 187KB [ 2111.056440][ T8695] pid 57KB 84KB [ 2111.062491][ T8695] Acpi-Operand 110KB 118KB [ 2111.068571][ T8695] Acpi-Parse 99KB 124KB [ 2111.074608][ T8695] Acpi-State 37KB 51KB [ 2111.080708][ T8695] numa_policy 14KB 22KB [ 2111.087976][ T8695] trace_event_file 287KB 296KB [ 2111.094013][ T8695] ftrace_event_field 441KB 451KB [ 2111.100798][ T8695] pool_workqueue 268KB 308KB [ 2111.106861][ T8695] vmap_area 285KB 640KB [ 2111.112986][ T8695] kmalloc-4M 4096KB 4096KB [ 2111.119066][ T8695] kmalloc-512k 2048KB 2048KB [ 2111.125104][ T8695] kmalloc-256k 256KB 256KB [ 2111.131157][ T8695] kmalloc-128k 2816KB 2816KB [ 2111.137335][ T8695] kmalloc-64k 3968KB 4032KB [ 2111.143381][ T8695] kmalloc-32k 1568KB 1568KB [ 2111.149552][ T8695] kmalloc-16k 1184KB 1184KB [ 2111.155615][ T8695] kmalloc-8k 5224KB 5240KB [ 2111.162006][ T8695] kmalloc-4k 33092KB 33140KB [ 2111.168113][ T8695] kmalloc-2k 17686KB 17792KB [ 2111.174157][ T8695] kmalloc-1k 9375KB 9488KB [ 2111.180294][ T8695] kmalloc-512 5974KB 5984KB [ 2111.186353][ T8695] kmalloc-256 4521KB 4536KB [ 2111.192388][ T8695] kmalloc-192 2121KB 2126KB [ 2111.198434][ T8695] kmalloc-96 1874KB 1884KB [ 2111.204466][ T8695] kmalloc-64 2377KB 2408KB [ 2111.210520][ T8695] kmalloc-32 5651989KB 5651989KB [ 2111.216583][ T8695] kmalloc-128 1175KB 1192KB [ 2111.222657][ T8695] kmem_cache 50KB 59KB [ 2111.228714][ T8695] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.0,pid=17009,uid=0 [ 2111.243077][ T8695] Out of memory: Killed process 17009 (syz-executor.0) total-vm:93288kB, anon-rss:3812kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2111.264562][ T8695] syz-fuzzer invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2111.279199][ T8695] CPU: 0 PID: 8695 Comm: syz-fuzzer Not tainted 5.9.0-rc6-syzkaller #0 [ 2111.287522][ T8695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2111.297550][ T8695] Call Trace: [ 2111.300840][ T8695] dump_stack+0x10f/0x19d [ 2111.305151][ T8695] dump_header+0x8e/0x400 [ 2111.309468][ T8695] oom_kill_process+0x18d/0x3f0 [ 2111.314344][ T8695] out_of_memory+0x5fd/0x8c0 [ 2111.318912][ T8695] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2111.324263][ T8695] __alloc_pages_nodemask+0x266/0x380 [ 2111.329669][ T8695] alloc_pages_current+0x21d/0x310 [ 2111.334764][ T8695] __page_cache_alloc+0x4f/0x120 [ 2111.339777][ T8695] pagecache_get_page+0x4ba/0x970 [ 2111.344902][ T8695] ? __do_page_cache_readahead+0x96/0xb0 [ 2111.350507][ T8695] filemap_fault+0xb7a/0x1270 [ 2111.355188][ T8695] ext4_filemap_fault+0x4b/0x60 [ 2111.360007][ T8695] do_read_fault+0x41f/0x760 [ 2111.364583][ T8695] handle_mm_fault+0x14e9/0x1af0 [ 2111.369504][ T8695] do_user_addr_fault+0x380/0x770 [ 2111.374504][ T8695] exc_page_fault+0xb8/0x330 [ 2111.379061][ T8695] ? asm_exc_page_fault+0x8/0x30 [ 2111.384198][ T8695] asm_exc_page_fault+0x1e/0x30 [ 2111.389014][ T8695] RIP: 0033:0x469093 [ 2111.392884][ T8695] Code: Bad RIP value. [ 2111.396920][ T8695] RSP: 002b:000000c00004de80 EFLAGS: 00010206 [ 2111.403012][ T8695] RAX: ffffffffffffff92 RBX: 000000003b984833 RCX: 0000000000469093 [ 2111.410970][ T8695] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000198b038 [ 2111.418928][ T8695] RBP: 000000c00004dec8 R08: 0000000000000000 R09: 0000000000000000 [ 2111.426968][ T8695] R10: 000000c00004deb8 R11: 0000000000000206 R12: 0000000000439470 [ 2111.434905][ T8695] R13: 0000000000000000 R14: 0000000000ae2c0c R15: 0000000000000000 [ 2111.443614][ T8695] Mem-Info: [ 2111.446807][ T8695] active_anon:1708 inactive_anon:264591 isolated_anon:0 [ 2111.446807][ T8695] active_file:14 inactive_file:15 isolated_file:0 [ 2111.446807][ T8695] unevictable:4 dirty:0 writeback:0 [ 2111.446807][ T8695] slab_reclaimable:7898 slab_unreclaimable:1496451 [ 2111.446807][ T8695] mapped:54724 shmem:7470 pagetables:4636 bounce:0 [ 2111.446807][ T8695] free:15406 free_pcp:102 free_cma:0 [ 2111.483389][ T8695] Node 0 active_anon:6832kB inactive_anon:1058364kB active_file:56kB inactive_file:56kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 800768kB writeback_tmp:0kB kernel_stack:8384kB all_unreclaimable? yes [ 2111.512653][ T8695] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2111.539578][ T8695] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2111.567608][ T8695] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2111.573352][ T8695] Node 0 DMA32 free:19748kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:685556kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:14824kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2111.603348][ T8695] lowmem_reserve[]: 0 0 707 707 707 [ 2111.608623][ T8695] Node 0 Normal free:3892kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372808kB active_file:4kB inactive_file:4kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:268kB local_pcp:0kB free_cma:0kB [ 2111.638340][ T8695] lowmem_reserve[]: 0 0 0 0 0 [ 2111.642988][ T8695] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2111.671658][ T8695] lowmem_reserve[]: 0 0 0 0 0 [ 2111.676786][ T8695] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2111.691220][ T8695] Node 0 DMA32: 1283*4kB (ME) 791*8kB (UME) 310*16kB (UME) 102*32kB (M) 1*64kB (U) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 19748kB [ 2111.706007][ T8695] Node 0 Normal: 646*4kB (UME) 128*8kB (ME) 18*16kB (UM) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3896kB [ 2111.719484][ T8695] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2111.735604][ T8695] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2111.745264][ T8695] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2111.754758][ T8695] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2111.764375][ T8695] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2111.773774][ T8695] 7499 total pagecache pages [ 2111.778345][ T8695] 0 pages in swap cache [ 2111.782474][ T8695] Swap cache stats: add 0, delete 0, find 0/0 [ 2111.788836][ T8695] Free swap = 0kB [ 2111.792533][ T8695] Total swap = 0kB [ 2111.796240][ T8695] 1965979 pages RAM [ 2111.800020][ T8695] 0 pages HighMem/MovableOnly [ 2111.804664][ T8695] 83664 pages reserved [ 2111.808811][ T8695] 0 pages cma reserved [ 2111.812848][ T8695] Unreclaimable slab info: [ 2111.817243][ T8695] Name Used Total [ 2111.823460][ T8695] SCTPv6 10KB 15KB [ 2111.829522][ T8695] DCCPv6 12KB 14KB [ 2111.835555][ T8695] DCCP 11KB 13KB [ 2111.841653][ T8695] RAWv6 49KB 53KB [ 2111.847836][ T8695] UDPv6 38KB 47KB [ 2111.853991][ T8695] TCPv6 20KB 34KB [ 2111.860114][ T8695] nf_conntrack 6KB 24KB [ 2111.866180][ T8695] scsi_sense_cache 1056KB 1060KB [ 2111.872287][ T8695] i915_vma 48KB 52KB [ 2111.878418][ T8695] mqueue_inode_cache 6KB 7KB [ 2111.884556][ T8695] cifs_small_rq 13KB 15KB [ 2111.890620][ T8695] cifs_request 65KB 65KB [ 2111.897012][ T8695] nfs_read_data 28KB 28KB [ 2111.903055][ T8695] ecryptfs_dentry_info_cache 0KB 3KB [ 2111.909952][ T8695] pid_namespace 1KB 3KB [ 2111.916011][ T8695] tcp_bind_bucket 191KB 204KB [ 2111.922143][ T8695] xfrm_state 5KB 7KB [ 2111.928205][ T8695] PING 55KB 80KB [ 2111.934239][ T8695] RAW 42KB 48KB [ 2111.940308][ T8695] UDP 32KB 55KB [ 2111.946374][ T8695] TCP 8KB 19KB [ 2111.952412][ T8695] hugetlbfs_inode_cache 1KB 7KB [ 2111.959250][ T8695] eventpoll_pwq 4KB 11KB [ 2111.965481][ T8695] bio_crypt_ctx 6KB 7KB [ 2111.971706][ T8695] request_queue 86KB 102KB [ 2111.977780][ T8695] blkdev_ioc 3KB 3KB [ 2111.983823][ T8695] biovec-max 644KB 644KB [ 2111.989953][ T8695] biovec-128 20KB 24KB [ 2111.996046][ T8695] biovec-64 3KB 8KB [ 2112.002087][ T8695] khugepaged_mm_slot 14KB 27KB [ 2112.010572][ T8695] dmaengine-unmap-256 2KB 6KB [ 2112.016839][ T8695] dmaengine-unmap-128 1KB 7KB [ 2112.023047][ T8695] dmaengine-unmap-2 0KB 3KB [ 2112.029190][ T8695] QIPCRTR 0KB 7KB [ 2112.035220][ T8695] skbuff_ext_cache 22KB 55KB [ 2112.041353][ T8695] skbuff_fclone_cache 1KB 8KB [ 2112.047579][ T8695] skbuff_head_cache 66KB 172KB [ 2112.053628][ T8695] file_lock_cache 0KB 3KB [ 2112.059933][ T8695] fsnotify_mark_connector 0KB 7KB [ 2112.066555][ T8695] net_namespace 29KB 29KB [ 2112.072594][ T8695] task_delay_info 48KB 63KB [ 2112.080918][ T8695] taskstats 3KB 18KB [ 2112.087273][ T8695] proc_dir_entry 708KB 712KB [ 2112.093314][ T8695] pde_opener 0KB 3KB [ 2112.099547][ T8695] seq_file 0KB 3KB [ 2112.109557][ T8695] shmem_inode_cache 4481KB 4517KB [ 2112.116007][ T8695] kernfs_node_cache 29633KB 29684KB [ 2112.122095][ T8695] mnt_cache 113KB 120KB [ 2112.132335][ T8695] filp 157KB 300KB [ 2112.138410][ T8695] names_cache 152KB 152KB [ 2112.144456][ T8695] iint_cache 9KB 31KB [ 2112.150528][ T8695] uts_namespace 2KB 3KB [ 2112.156599][ T8695] vm_area_struct 1175KB 1500KB [ 2112.162855][ T8695] mm_struct 195KB 230KB [ 2112.168936][ T8695] fs_cache 9KB 19KB [ 2112.175058][ T8695] files_cache 107KB 166KB [ 2112.181113][ T8695] signal_cache 618KB 676KB [ 2112.187186][ T8695] sighand_cache 1140KB 1218KB [ 2112.193232][ T8695] task_struct 2677KB 2728KB [ 2112.199296][ T8695] cred_jar 123KB 263KB [ 2112.205336][ T8695] anon_vma_chain 253KB 328KB [ 2112.211390][ T8695] anon_vma 140KB 187KB [ 2112.217487][ T8695] pid 57KB 84KB [ 2112.223557][ T8695] Acpi-Operand 110KB 118KB [ 2112.230037][ T8695] Acpi-Parse 99KB 124KB [ 2112.236154][ T8695] Acpi-State 37KB 51KB [ 2112.242193][ T8695] numa_policy 14KB 22KB [ 2112.252251][ T8695] trace_event_file 287KB 296KB [ 2112.258321][ T8695] ftrace_event_field 441KB 451KB [ 2112.264624][ T8695] pool_workqueue 268KB 308KB [ 2112.274713][ T8695] vmap_area 285KB 640KB [ 2112.280804][ T8695] kmalloc-4M 4096KB 4096KB [ 2112.289999][ T8695] kmalloc-512k 2048KB 2048KB [ 2112.296091][ T8695] kmalloc-256k 256KB 256KB [ 2112.302188][ T8695] kmalloc-128k 2816KB 2816KB [ 2112.312103][ T8695] kmalloc-64k 3968KB 4032KB [ 2112.319689][ T8695] kmalloc-32k 1568KB 1568KB [ 2112.327691][ T8695] kmalloc-16k 1184KB 1184KB [ 2112.333733][ T8695] kmalloc-8k 5224KB 5240KB [ 2112.340049][ T8695] kmalloc-4k 33092KB 33140KB [ 2112.349802][ T8695] kmalloc-2k 17684KB 17792KB [ 2112.355925][ T8695] kmalloc-1k 9375KB 9488KB [ 2112.361962][ T8695] kmalloc-512 5974KB 5984KB [ 2112.368214][ T8695] kmalloc-256 4521KB 4536KB [ 2112.374257][ T8695] kmalloc-192 2120KB 2126KB [ 2112.380449][ T8695] kmalloc-96 1874KB 1884KB [ 2112.386549][ T8695] kmalloc-64 2377KB 2408KB [ 2112.392593][ T8695] kmalloc-32 5654624KB 5654624KB [ 2112.398660][ T8695] kmalloc-128 1175KB 1192KB [ 2112.404709][ T8695] kmem_cache 50KB 59KB [ 2112.411197][ T8695] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.0,pid=13649,uid=0 [ 2112.425473][ T8695] Out of memory: Killed process 13649 (syz-executor.0) total-vm:93288kB, anon-rss:3812kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2112.446623][ T1954] oom_reaper: reaped process 13649 (syz-executor.0), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2112.521518][ T8311] in:imklog invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2112.537196][ T8311] CPU: 1 PID: 8311 Comm: in:imklog Not tainted 5.9.0-rc6-syzkaller #0 [ 2112.545443][ T8311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2112.555491][ T8311] Call Trace: [ 2112.558767][ T8311] dump_stack+0x10f/0x19d [ 2112.563148][ T8311] dump_header+0x8e/0x400 [ 2112.567546][ T8311] oom_kill_process+0x18d/0x3f0 [ 2112.572372][ T8311] out_of_memory+0x5fd/0x8c0 [ 2112.576934][ T8311] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2112.582377][ T8311] __alloc_pages_nodemask+0x266/0x380 [ 2112.587787][ T8311] alloc_pages_current+0x21d/0x310 [ 2112.592967][ T8311] __page_cache_alloc+0x4f/0x120 [ 2112.597933][ T8311] pagecache_get_page+0x4ba/0x970 [ 2112.602932][ T8311] ? __do_page_cache_readahead+0x96/0xb0 [ 2112.608538][ T8311] filemap_fault+0xb7a/0x1270 [ 2112.613240][ T8311] ext4_filemap_fault+0x4b/0x60 [ 2112.618071][ T8311] do_read_fault+0x41f/0x760 [ 2112.622629][ T8311] handle_mm_fault+0x14e9/0x1af0 [ 2112.627595][ T8311] do_user_addr_fault+0x380/0x770 [ 2112.632614][ T8311] exc_page_fault+0xb8/0x330 [ 2112.637175][ T8311] ? asm_exc_page_fault+0x8/0x30 [ 2112.642079][ T8311] asm_exc_page_fault+0x1e/0x30 [ 2112.647014][ T8311] RIP: 0033:0x7f120bd8ff10 [ 2112.651434][ T8311] Code: Bad RIP value. [ 2112.655528][ T8311] RSP: 002b:00007f120a684458 EFLAGS: 00010206 [ 2112.661561][ T8311] RAX: 0000000000000000 RBX: 00007f120a6844b8 RCX: 0000000000000006 [ 2112.669505][ T8311] RDX: 000000000000003e RSI: 00007f120a684da3 RDI: 0000000000000260 [ 2112.677506][ T8311] RBP: 00007f120a6844b8 R08: 00007f120be61940 R09: 0000000000000000 [ 2112.685447][ T8311] R10: 2ce33e6c02ce33e7 R11: 0000000000000000 R12: 00007f120a684da0 [ 2112.693393][ T8311] R13: 00007f120a684da3 R14: 0000000000001f9f R15: 00007f120a684e1f [ 2112.703323][ T8311] Mem-Info: [ 2112.720929][ T8311] active_anon:1708 inactive_anon:264052 isolated_anon:0 [ 2112.720929][ T8311] active_file:26 inactive_file:0 isolated_file:0 [ 2112.720929][ T8311] unevictable:4 dirty:0 writeback:0 [ 2112.720929][ T8311] slab_reclaimable:7897 slab_unreclaimable:1496955 [ 2112.720929][ T8311] mapped:54724 shmem:7470 pagetables:4608 bounce:0 [ 2112.720929][ T8311] free:15331 free_pcp:62 free_cma:0 [ 2112.760632][ T8311] Node 0 active_anon:6832kB inactive_anon:1056208kB active_file:100kB inactive_file:0kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 798720kB writeback_tmp:0kB kernel_stack:8368kB all_unreclaimable? no [ 2112.794921][ T8311] Node 1 active_anon:0kB inactive_anon:0kB active_file:12kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2112.835465][ T8311] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2112.862966][ T8311] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2112.868682][ T8311] Node 0 DMA32 free:19904kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:683376kB active_file:72kB inactive_file:20kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:14708kB bounce:0kB free_pcp:496kB local_pcp:248kB free_cma:0kB [ 2112.899567][ T8311] lowmem_reserve[]: 0 0 707 707 707 [ 2112.904745][ T8311] Node 0 Normal free:4144kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372808kB active_file:32kB inactive_file:0kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2112.934211][ T8311] lowmem_reserve[]: 0 0 0 0 0 [ 2112.938909][ T8311] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:12kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2112.967728][ T8311] lowmem_reserve[]: 0 0 0 0 0 [ 2112.972464][ T8311] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2112.986959][ T8311] Node 0 DMA32: 1286*4kB (ME) 797*8kB (ME) 310*16kB (UME) 103*32kB (UM) 0*64kB 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 19904kB [ 2113.001572][ T8311] Node 0 Normal: 651*4kB (UME) 129*8kB (UME) 16*16kB (UM) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3892kB [ 2113.015437][ T8311] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2113.031512][ T8311] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2113.041056][ T8311] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2113.050337][ T8311] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2113.059869][ T8311] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2113.070821][ T8311] 7498 total pagecache pages [ 2113.075378][ T8311] 0 pages in swap cache [ 2113.079657][ T8311] Swap cache stats: add 0, delete 0, find 0/0 [ 2113.087580][ T8311] Free swap = 0kB [ 2113.091289][ T8311] Total swap = 0kB [ 2113.094983][ T8311] 1965979 pages RAM [ 2113.098838][ T8311] 0 pages HighMem/MovableOnly [ 2113.103550][ T8311] 83664 pages reserved [ 2113.111164][ T8311] 0 pages cma reserved [ 2113.115199][ T8311] Unreclaimable slab info: [ 2113.119963][ T8311] Name Used Total [ 2113.129630][ T8311] SCTPv6 10KB 15KB [ 2113.135814][ T8311] DCCPv6 12KB 14KB [ 2113.141867][ T8311] DCCP 11KB 13KB [ 2113.151479][ T8311] RAWv6 49KB 53KB [ 2113.157726][ T8311] UDPv6 38KB 47KB [ 2113.163834][ T8311] TCPv6 20KB 34KB [ 2113.169889][ T8311] nf_conntrack 6KB 24KB [ 2113.175977][ T8311] scsi_sense_cache 1056KB 1060KB [ 2113.182182][ T8311] i915_vma 48KB 52KB [ 2113.188251][ T8311] mqueue_inode_cache 6KB 7KB [ 2113.194382][ T8311] cifs_small_rq 13KB 15KB [ 2113.200475][ T8311] cifs_request 65KB 65KB [ 2113.208450][ T8311] nfs_read_data 28KB 28KB [ 2113.214500][ T8311] ecryptfs_dentry_info_cache 0KB 3KB [ 2113.221384][ T8311] pid_namespace 1KB 3KB [ 2113.231055][ T8311] tcp_bind_bucket 191KB 204KB [ 2113.237138][ T8311] xfrm_state 5KB 7KB [ 2113.243277][ T8311] PING 55KB 80KB [ 2113.252523][ T8311] RAW 42KB 48KB [ 2113.258631][ T8311] UDP 32KB 55KB [ 2113.264663][ T8311] TCP 8KB 19KB [ 2113.272817][ T8311] hugetlbfs_inode_cache 1KB 7KB [ 2113.279277][ T8311] eventpoll_pwq 4KB 11KB [ 2113.291125][ T8311] bio_crypt_ctx 6KB 7KB [ 2113.297224][ T8311] request_queue 86KB 102KB [ 2113.303345][ T8311] blkdev_ioc 3KB 3KB [ 2113.311248][ T8311] biovec-max 644KB 644KB [ 2113.317503][ T8311] biovec-128 20KB 24KB [ 2113.323559][ T8311] biovec-64 3KB 8KB [ 2113.329747][ T8311] khugepaged_mm_slot 14KB 27KB [ 2113.336133][ T8311] dmaengine-unmap-256 2KB 6KB [ 2113.342347][ T8311] dmaengine-unmap-128 1KB 7KB [ 2113.348598][ T8311] dmaengine-unmap-2 0KB 3KB [ 2113.354640][ T8311] QIPCRTR 0KB 7KB [ 2113.362835][ T8311] skbuff_ext_cache 22KB 55KB [ 2113.369032][ T8311] skbuff_fclone_cache 1KB 8KB [ 2113.375259][ T8311] skbuff_head_cache 66KB 172KB [ 2113.381324][ T8311] file_lock_cache 0KB 3KB [ 2113.387607][ T8311] fsnotify_mark_connector 0KB 7KB [ 2113.394184][ T8311] net_namespace 29KB 29KB [ 2113.400261][ T8311] task_delay_info 48KB 63KB [ 2113.406362][ T8311] taskstats 3KB 18KB [ 2113.412401][ T8311] proc_dir_entry 708KB 712KB [ 2113.421628][ T8311] pde_opener 0KB 3KB [ 2113.427800][ T8311] seq_file 0KB 3KB [ 2113.433853][ T8311] shmem_inode_cache 4481KB 4517KB [ 2113.443953][ T8311] kernfs_node_cache 29633KB 29684KB [ 2113.450343][ T8311] mnt_cache 113KB 120KB [ 2113.459207][ T8311] filp 157KB 300KB [ 2113.465291][ T8311] names_cache 152KB 152KB [ 2113.471360][ T8311] iint_cache 9KB 31KB [ 2113.481394][ T8311] uts_namespace 2KB 3KB [ 2113.487497][ T8311] vm_area_struct 1175KB 1500KB [ 2113.493631][ T8311] mm_struct 195KB 230KB [ 2113.501397][ T8311] fs_cache 9KB 19KB [ 2113.507482][ T8311] files_cache 107KB 166KB [ 2113.513528][ T8311] signal_cache 618KB 676KB [ 2113.521687][ T8311] sighand_cache 1140KB 1218KB [ 2113.527786][ T8311] task_struct 2677KB 2728KB [ 2113.533848][ T8311] cred_jar 123KB 263KB [ 2113.539903][ T8311] anon_vma_chain 253KB 328KB [ 2113.546047][ T8311] anon_vma 140KB 187KB [ 2113.552095][ T8311] pid 57KB 84KB [ 2113.558422][ T8311] Acpi-Operand 110KB 118KB [ 2113.564462][ T8311] Acpi-Parse 99KB 124KB [ 2113.570520][ T8311] Acpi-State 37KB 51KB [ 2113.576576][ T8311] numa_policy 14KB 22KB [ 2113.582722][ T8311] trace_event_file 287KB 296KB [ 2113.588901][ T8311] ftrace_event_field 441KB 451KB [ 2113.595136][ T8311] pool_workqueue 268KB 308KB [ 2113.604520][ T8311] vmap_area 285KB 640KB [ 2113.610615][ T8311] kmalloc-4M 4096KB 4096KB [ 2113.620574][ T8311] kmalloc-512k 2048KB 2048KB [ 2113.626658][ T8311] kmalloc-256k 256KB 256KB [ 2113.632785][ T8311] kmalloc-128k 2816KB 2816KB [ 2113.642587][ T8311] kmalloc-64k 3968KB 4032KB [ 2113.648639][ T8311] kmalloc-32k 1568KB 1568KB [ 2113.654669][ T8311] kmalloc-16k 1184KB 1184KB [ 2113.664324][ T8311] kmalloc-8k 5224KB 5240KB [ 2113.670777][ T8311] kmalloc-4k 33092KB 33140KB [ 2113.679882][ T8311] kmalloc-2k 17684KB 17792KB [ 2113.685949][ T8311] kmalloc-1k 9375KB 9488KB [ 2113.692064][ T8311] kmalloc-512 5974KB 5984KB [ 2113.702384][ T8311] kmalloc-256 4521KB 4536KB [ 2113.708446][ T8311] kmalloc-192 2120KB 2126KB [ 2113.714475][ T8311] kmalloc-96 1874KB 1884KB [ 2113.724098][ T8311] kmalloc-64 2377KB 2408KB [ 2113.731680][ T8311] kmalloc-32 5656492KB 5656492KB [ 2113.739949][ T8311] kmalloc-128 1175KB 1192KB [ 2113.746040][ T8311] kmem_cache 50KB 59KB [ 2113.752084][ T8311] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.0,pid=13621,uid=0 [ 2113.766457][ T8311] Out of memory: Killed process 13621 (syz-executor.0) total-vm:93288kB, anon-rss:3812kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2113.784122][ T1954] oom_reaper: reaped process 13621 (syz-executor.0), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2113.797694][ T8698] syz-fuzzer invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2113.813350][ T8698] CPU: 0 PID: 8698 Comm: syz-fuzzer Not tainted 5.9.0-rc6-syzkaller #0 [ 2113.821626][ T8698] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2113.831660][ T8698] Call Trace: [ 2113.835003][ T8698] dump_stack+0x10f/0x19d [ 2113.839337][ T8698] dump_header+0x8e/0x400 [ 2113.843644][ T8698] oom_kill_process+0x18d/0x3f0 [ 2113.848475][ T8698] out_of_memory+0x5fd/0x8c0 [ 2113.853048][ T8698] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2113.858409][ T8698] __alloc_pages_nodemask+0x266/0x380 [ 2113.863765][ T8698] alloc_pages_current+0x21d/0x310 [ 2113.868868][ T8698] __page_cache_alloc+0x4f/0x120 [ 2113.873790][ T8698] pagecache_get_page+0x4ba/0x970 [ 2113.878796][ T8698] ? __do_page_cache_readahead+0x96/0xb0 [ 2113.884505][ T8698] filemap_fault+0xb7a/0x1270 [ 2113.889246][ T8698] ext4_filemap_fault+0x4b/0x60 [ 2113.894072][ T8698] do_read_fault+0x41f/0x760 [ 2113.898646][ T8698] handle_mm_fault+0x14e9/0x1af0 [ 2113.903568][ T8698] do_user_addr_fault+0x380/0x770 [ 2113.908569][ T8698] exc_page_fault+0xb8/0x330 [ 2113.913136][ T8698] ? asm_exc_page_fault+0x8/0x30 [ 2113.918058][ T8698] asm_exc_page_fault+0x1e/0x30 [ 2113.922944][ T8698] RIP: 0033:0x469240 [ 2113.926902][ T8698] Code: Bad RIP value. [ 2113.930952][ T8698] RSP: 002b:000000c00008f7f0 EFLAGS: 00010246 [ 2113.936984][ T8698] RAX: 0000000000000000 RBX: 00000000000003e6 RCX: 0000000000469240 [ 2113.944985][ T8698] RDX: 0000000000000080 RSI: 000000c00008f840 RDI: 0000000000000003 [ 2113.952924][ T8698] RBP: 000000c00008fe40 R08: 0000000000000000 R09: 0000000000000000 [ 2113.960866][ T8698] R10: 00000000000003e6 R11: 0000000000000246 R12: 0000000000000003 [ 2113.968808][ T8698] R13: 000000c000094180 R14: 0000000000000004 R15: ffffffffffffffff [ 2113.981473][ T8698] Mem-Info: [ 2113.984580][ T8698] active_anon:1708 inactive_anon:263513 isolated_anon:0 [ 2113.984580][ T8698] active_file:18 inactive_file:0 isolated_file:0 [ 2113.984580][ T8698] unevictable:4 dirty:0 writeback:0 [ 2113.984580][ T8698] slab_reclaimable:7897 slab_unreclaimable:1497510 [ 2113.984580][ T8698] mapped:54724 shmem:7470 pagetables:4580 bounce:0 [ 2113.984580][ T8698] free:15407 free_pcp:62 free_cma:0 [ 2114.023240][ T8698] Node 0 active_anon:6832kB inactive_anon:1054052kB active_file:68kB inactive_file:0kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 796672kB writeback_tmp:0kB kernel_stack:8352kB all_unreclaimable? yes [ 2114.054751][ T8698] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2114.081664][ T8698] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2114.110084][ T8698] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2114.117509][ T8698] Node 0 DMA32 free:20284kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:681244kB active_file:52kB inactive_file:24kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:14600kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2114.148647][ T8698] lowmem_reserve[]: 0 0 707 707 707 [ 2114.153953][ T8698] Node 0 Normal free:3868kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372808kB active_file:12kB inactive_file:0kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2114.183592][ T8698] lowmem_reserve[]: 0 0 0 0 0 [ 2114.188276][ T8698] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2114.217581][ T8698] lowmem_reserve[]: 0 0 0 0 0 [ 2114.222323][ T8698] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2114.238509][ T8698] Node 0 DMA32: 1311*4kB (UME) 801*8kB (UME) 310*16kB (UME) 104*32kB (UM) 1*64kB (U) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 20644kB [ 2114.253994][ T8698] Node 0 Normal: 653*4kB (UME) 129*8kB (UME) 14*16kB (UM) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3868kB [ 2114.267715][ T8698] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2114.287048][ T8698] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2114.296705][ T8698] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2114.306050][ T8698] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2114.315713][ T8698] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2114.325071][ T8698] 7498 total pagecache pages [ 2114.329880][ T8698] 0 pages in swap cache [ 2114.334042][ T8698] Swap cache stats: add 0, delete 0, find 0/0 [ 2114.340169][ T8698] Free swap = 0kB [ 2114.343871][ T8698] Total swap = 0kB [ 2114.351486][ T8698] 1965979 pages RAM [ 2114.355267][ T8698] 0 pages HighMem/MovableOnly [ 2114.359933][ T8698] 83664 pages reserved [ 2114.363972][ T8698] 0 pages cma reserved [ 2114.368137][ T8698] Unreclaimable slab info: [ 2114.372557][ T8698] Name Used Total [ 2114.378800][ T8698] SCTPv6 10KB 15KB [ 2114.384838][ T8698] DCCPv6 12KB 14KB [ 2114.390908][ T8698] DCCP 11KB 13KB [ 2114.398609][ T8698] RAWv6 49KB 53KB [ 2114.404650][ T8698] UDPv6 38KB 47KB [ 2114.410804][ T8698] TCPv6 20KB 34KB [ 2114.416891][ T8698] nf_conntrack 6KB 24KB [ 2114.422962][ T8698] scsi_sense_cache 1056KB 1060KB [ 2114.432025][ T8698] i915_vma 48KB 52KB [ 2114.438429][ T8698] mqueue_inode_cache 6KB 7KB [ 2114.444555][ T8698] cifs_small_rq 13KB 15KB [ 2114.454490][ T8698] cifs_request 65KB 65KB [ 2114.460596][ T8698] nfs_read_data 28KB 28KB [ 2114.469502][ T8698] ecryptfs_dentry_info_cache 0KB 3KB [ 2114.476429][ T8698] pid_namespace 1KB 3KB [ 2114.482470][ T8698] tcp_bind_bucket 191KB 204KB [ 2114.492112][ T8698] xfrm_state 5KB 7KB [ 2114.498223][ T8698] PING 55KB 80KB [ 2114.504253][ T8698] RAW 42KB 48KB [ 2114.510380][ T8698] UDP 32KB 55KB [ 2114.516589][ T8698] TCP 8KB 19KB [ 2114.522632][ T8698] hugetlbfs_inode_cache 1KB 7KB [ 2114.529044][ T8698] eventpoll_pwq 4KB 11KB [ 2114.535083][ T8698] bio_crypt_ctx 6KB 7KB [ 2114.541163][ T8698] request_queue 86KB 102KB [ 2114.547556][ T8698] blkdev_ioc 3KB 3KB [ 2114.553592][ T8698] biovec-max 644KB 644KB [ 2114.561543][ T8698] biovec-128 20KB 24KB [ 2114.572099][ T8698] biovec-64 3KB 8KB [ 2114.578170][ T8698] khugepaged_mm_slot 14KB 27KB [ 2114.584284][ T8698] dmaengine-unmap-256 2KB 6KB [ 2114.590546][ T8698] dmaengine-unmap-128 1KB 7KB [ 2114.596794][ T8698] dmaengine-unmap-2 0KB 3KB [ 2114.602836][ T8698] QIPCRTR 0KB 7KB [ 2114.608907][ T8698] skbuff_ext_cache 22KB 55KB [ 2114.614942][ T8698] skbuff_fclone_cache 1KB 8KB [ 2114.621316][ T8698] skbuff_head_cache 66KB 172KB [ 2114.627520][ T8698] file_lock_cache 0KB 3KB [ 2114.633556][ T8698] fsnotify_mark_connector 0KB 7KB [ 2114.640155][ T8698] net_namespace 29KB 29KB [ 2114.646233][ T8698] task_delay_info 48KB 63KB [ 2114.652274][ T8698] taskstats 3KB 18KB [ 2114.658787][ T8698] proc_dir_entry 708KB 712KB [ 2114.664840][ T8698] pde_opener 0KB 3KB [ 2114.670893][ T8698] seq_file 0KB 3KB [ 2114.676963][ T8698] shmem_inode_cache 4481KB 4517KB [ 2114.683015][ T8698] kernfs_node_cache 29633KB 29684KB [ 2114.689099][ T8698] mnt_cache 113KB 120KB [ 2114.695155][ T8698] filp 157KB 300KB [ 2114.701222][ T8698] names_cache 152KB 152KB [ 2114.707360][ T8698] iint_cache 9KB 31KB [ 2114.713401][ T8698] uts_namespace 2KB 3KB [ 2114.719687][ T8698] vm_area_struct 1175KB 1500KB [ 2114.725777][ T8698] mm_struct 195KB 230KB [ 2114.731901][ T8698] fs_cache 9KB 19KB [ 2114.737960][ T8698] files_cache 107KB 166KB [ 2114.743998][ T8698] signal_cache 618KB 676KB [ 2114.750058][ T8698] sighand_cache 1140KB 1218KB [ 2114.756232][ T8698] task_struct 2677KB 2728KB [ 2114.762283][ T8698] cred_jar 123KB 263KB [ 2114.768791][ T8698] anon_vma_chain 253KB 328KB [ 2114.774837][ T8698] anon_vma 140KB 187KB [ 2114.780890][ T8698] pid 57KB 84KB [ 2114.786933][ T8698] Acpi-Operand 110KB 118KB [ 2114.792962][ T8698] Acpi-Parse 99KB 124KB [ 2114.799030][ T8698] Acpi-State 37KB 51KB [ 2114.805283][ T8698] numa_policy 14KB 22KB [ 2114.816339][ T8698] trace_event_file 287KB 296KB [ 2114.822760][ T8698] ftrace_event_field 441KB 451KB [ 2114.828920][ T8698] pool_workqueue 268KB 308KB [ 2114.834948][ T8698] vmap_area 285KB 640KB [ 2114.844660][ T8698] kmalloc-4M 4096KB 4096KB [ 2114.850731][ T8698] kmalloc-512k 2048KB 2048KB [ 2114.856796][ T8698] kmalloc-256k 256KB 256KB [ 2114.862881][ T8698] kmalloc-128k 2816KB 2816KB [ 2114.872704][ T8698] kmalloc-64k 3968KB 4032KB [ 2114.879330][ T8698] kmalloc-32k 1568KB 1568KB [ 2114.889005][ T8698] kmalloc-16k 1184KB 1184KB [ 2114.895230][ T8698] kmalloc-8k 5224KB 5240KB [ 2114.901350][ T8698] kmalloc-4k 33092KB 33140KB [ 2114.910896][ T8698] kmalloc-2k 17684KB 17792KB [ 2114.916959][ T8698] kmalloc-1k 9375KB 9488KB [ 2114.923110][ T8698] kmalloc-512 5974KB 5984KB [ 2114.932240][ T8698] kmalloc-256 4521KB 4536KB [ 2114.938354][ T8698] kmalloc-192 2120KB 2126KB [ 2114.944393][ T8698] kmalloc-96 1874KB 1884KB [ 2114.954530][ T8698] kmalloc-64 2377KB 2408KB [ 2114.960642][ T8698] kmalloc-32 5658759KB 5658759KB [ 2114.970664][ T8698] kmalloc-128 1175KB 1192KB [ 2114.976833][ T8698] kmem_cache 50KB 59KB [ 2114.982878][ T8698] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.0,pid=13614,uid=0 [ 2114.997397][ T8698] Out of memory: Killed process 13614 (syz-executor.0) total-vm:93288kB, anon-rss:3812kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2115.014643][ T1954] oom_reaper: reaped process 13614 (syz-executor.0), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2115.031736][ T8695] syz-fuzzer invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2115.079129][ T8695] CPU: 1 PID: 8695 Comm: syz-fuzzer Not tainted 5.9.0-rc6-syzkaller #0 [ 2115.087402][ T8695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2115.097440][ T8695] Call Trace: [ 2115.100720][ T8695] dump_stack+0x10f/0x19d [ 2115.105032][ T8695] dump_header+0x8e/0x400 [ 2115.109332][ T8695] oom_kill_process+0x18d/0x3f0 [ 2115.114160][ T8695] out_of_memory+0x5fd/0x8c0 [ 2115.118733][ T8695] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2115.124074][ T8695] __alloc_pages_nodemask+0x266/0x380 [ 2115.129423][ T8695] alloc_pages_current+0x21d/0x310 [ 2115.134558][ T8695] __page_cache_alloc+0x4f/0x120 [ 2115.139518][ T8695] pagecache_get_page+0x4ba/0x970 [ 2115.144519][ T8695] ? __do_page_cache_readahead+0x96/0xb0 [ 2115.150147][ T8695] filemap_fault+0xb7a/0x1270 [ 2115.154817][ T8695] ext4_filemap_fault+0x4b/0x60 [ 2115.159638][ T8695] do_read_fault+0x41f/0x760 [ 2115.164195][ T8695] handle_mm_fault+0x14e9/0x1af0 [ 2115.169238][ T8695] do_user_addr_fault+0x380/0x770 [ 2115.174243][ T8695] exc_page_fault+0xb8/0x330 [ 2115.178822][ T8695] ? asm_exc_page_fault+0x8/0x30 [ 2115.183891][ T8695] asm_exc_page_fault+0x1e/0x30 [ 2115.188727][ T8695] RIP: 0033:0x469093 [ 2115.192606][ T8695] Code: Bad RIP value. [ 2115.196643][ T8695] RSP: 002b:000000c00004de80 EFLAGS: 00010206 [ 2115.202728][ T8695] RAX: ffffffffffffff92 RBX: 000000003b984833 RCX: 0000000000469093 [ 2115.210677][ T8695] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000198b038 [ 2115.218657][ T8695] RBP: 000000c00004dec8 R08: 0000000000000000 R09: 0000000000000000 [ 2115.226624][ T8695] R10: 000000c00004deb8 R11: 0000000000000206 R12: 0000000000439470 [ 2115.234569][ T8695] R13: 0000000000000000 R14: 0000000000ae2c0c R15: 0000000000000000 [ 2115.251866][ T8695] Mem-Info: [ 2115.254989][ T8695] active_anon:1708 inactive_anon:262974 isolated_anon:0 [ 2115.254989][ T8695] active_file:17 inactive_file:0 isolated_file:0 [ 2115.254989][ T8695] unevictable:4 dirty:0 writeback:0 [ 2115.254989][ T8695] slab_reclaimable:7897 slab_unreclaimable:1498259 [ 2115.254989][ T8695] mapped:54724 shmem:7470 pagetables:4552 bounce:0 [ 2115.254989][ T8695] free:15331 free_pcp:64 free_cma:0 [ 2115.295124][ T8695] Node 0 active_anon:6832kB inactive_anon:1051872kB active_file:52kB inactive_file:52kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 792576kB writeback_tmp:0kB kernel_stack:8320kB all_unreclaimable? yes [ 2115.324484][ T8695] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2115.352267][ T8695] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2115.382543][ T8695] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2115.388259][ T8695] Node 0 DMA32 free:20016kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:679064kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:14524kB bounce:0kB free_pcp:256kB local_pcp:4kB free_cma:0kB [ 2115.422068][ T8695] lowmem_reserve[]: 0 0 707 707 707 [ 2115.427273][ T8695] Node 0 Normal free:4100kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372808kB active_file:0kB inactive_file:4kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:4kB local_pcp:4kB free_cma:0kB [ 2115.458948][ T8695] lowmem_reserve[]: 0 0 0 0 0 [ 2115.463636][ T8695] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2115.494454][ T8695] lowmem_reserve[]: 0 0 0 0 0 [ 2115.499233][ T8695] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2115.513644][ T8695] Node 0 DMA32: 1308*4kB (UME) 804*8kB (UME) 310*16kB (UME) 102*32kB (M) 0*64kB 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 20016kB [ 2115.528388][ T8695] Node 0 Normal: 596*4kB (UME) 129*8kB (UME) 27*16kB (UM) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3848kB [ 2115.542194][ T8695] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2115.558251][ T8695] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2115.567875][ T8695] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2115.577202][ T8695] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2115.586744][ T8695] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2115.596910][ T8695] 7497 total pagecache pages [ 2115.601590][ T8695] 0 pages in swap cache [ 2115.605753][ T8695] Swap cache stats: add 0, delete 0, find 0/0 [ 2115.611880][ T8695] Free swap = 0kB [ 2115.615649][ T8695] Total swap = 0kB [ 2115.619345][ T8695] 1965979 pages RAM [ 2115.623216][ T8695] 0 pages HighMem/MovableOnly [ 2115.627879][ T8695] 83664 pages reserved [ 2115.631920][ T8695] 0 pages cma reserved [ 2115.635977][ T8695] Unreclaimable slab info: [ 2115.640572][ T8695] Name Used Total [ 2115.646832][ T8695] SCTPv6 10KB 15KB [ 2115.652877][ T8695] DCCPv6 12KB 14KB [ 2115.659073][ T8695] DCCP 11KB 13KB [ 2115.665116][ T8695] RAWv6 49KB 53KB [ 2115.671176][ T8695] UDPv6 38KB 47KB [ 2115.677286][ T8695] TCPv6 20KB 34KB [ 2115.683326][ T8695] nf_conntrack 6KB 24KB [ 2115.691152][ T8695] scsi_sense_cache 1056KB 1060KB [ 2115.697236][ T8695] i915_vma 48KB 52KB [ 2115.703315][ T8695] mqueue_inode_cache 6KB 7KB [ 2115.714405][ T8695] cifs_small_rq 13KB 15KB [ 2115.720523][ T8695] cifs_request 65KB 65KB [ 2115.728432][ T8695] nfs_read_data 28KB 28KB [ 2115.734515][ T8695] ecryptfs_dentry_info_cache 0KB 3KB [ 2115.741478][ T8695] pid_namespace 1KB 3KB [ 2115.751661][ T8695] tcp_bind_bucket 191KB 204KB [ 2115.757781][ T8695] xfrm_state 5KB 7KB [ 2115.763881][ T8695] PING 55KB 80KB [ 2115.774053][ T8695] RAW 42KB 48KB [ 2115.780118][ T8695] UDP 32KB 55KB [ 2115.790040][ T8695] TCP 8KB 19KB [ 2115.796188][ T8695] hugetlbfs_inode_cache 1KB 7KB [ 2115.802579][ T8695] eventpoll_pwq 4KB 11KB [ 2115.812095][ T8695] bio_crypt_ctx 6KB 7KB [ 2115.819282][ T8695] request_queue 86KB 102KB [ 2115.833582][ T8695] blkdev_ioc 3KB 3KB [ 2115.840618][ T8695] biovec-max 644KB 644KB [ 2115.850953][ T8695] biovec-128 20KB 24KB [ 2115.860793][ T8695] biovec-64 2KB 8KB [ 2115.870608][ T8695] khugepaged_mm_slot 14KB 27KB [ 2115.880738][ T8695] dmaengine-unmap-256 2KB 6KB [ 2115.890821][ T8695] dmaengine-unmap-128 1KB 7KB [ 2115.900474][ T8695] dmaengine-unmap-2 0KB 3KB [ 2115.910485][ T8695] QIPCRTR 0KB 7KB [ 2115.920781][ T8695] skbuff_ext_cache 22KB 55KB [ 2115.930891][ T8695] skbuff_fclone_cache 1KB 8KB [ 2115.941342][ T8695] skbuff_head_cache 66KB 172KB [ 2115.950625][ T8695] file_lock_cache 0KB 3KB [ 2115.960368][ T8695] fsnotify_mark_connector 0KB 7KB [ 2115.970249][ T8695] net_namespace 29KB 29KB [ 2115.979841][ T8695] task_delay_info 48KB 63KB [ 2115.989513][ T8695] taskstats 3KB 18KB [ 2115.997448][ T8695] proc_dir_entry 708KB 712KB [ 2116.003494][ T8695] pde_opener 0KB 3KB [ 2116.012634][ T8695] seq_file 0KB 3KB [ 2116.022528][ T8695] shmem_inode_cache 4481KB 4517KB [ 2116.032524][ T8695] kernfs_node_cache 29633KB 29684KB [ 2116.042698][ T8695] mnt_cache 113KB 120KB [ 2116.052903][ T8695] filp 157KB 300KB [ 2116.062747][ T8695] names_cache 152KB 152KB [ 2116.072677][ T8695] iint_cache 9KB 31KB [ 2116.080954][ T8695] uts_namespace 2KB 3KB [ 2116.090787][ T8695] vm_area_struct 1147KB 1500KB [ 2116.100429][ T8695] mm_struct 195KB 230KB [ 2116.110211][ T8695] fs_cache 9KB 19KB [ 2116.119545][ T8695] files_cache 105KB 166KB [ 2116.129539][ T8695] signal_cache 618KB 676KB [ 2116.139632][ T8695] sighand_cache 1140KB 1218KB [ 2116.150331][ T8695] task_struct 2677KB 2728KB [ 2116.160278][ T8695] cred_jar 123KB 263KB [ 2116.169860][ T8695] anon_vma_chain 248KB 328KB [ 2116.179317][ T8695] anon_vma 138KB 187KB [ 2116.188954][ T8695] pid 57KB 84KB [ 2116.195038][ T8695] Acpi-Operand 110KB 118KB [ 2116.204397][ T8695] Acpi-Parse 99KB 124KB [ 2116.214743][ T8695] Acpi-State 37KB 51KB [ 2116.224921][ T8695] numa_policy 14KB 22KB [ 2116.234574][ T8695] trace_event_file 287KB 296KB [ 2116.244164][ T8695] ftrace_event_field 441KB 451KB [ 2116.254008][ T8695] pool_workqueue 268KB 308KB [ 2116.263969][ T8695] vmap_area 285KB 640KB [ 2116.274046][ T8695] kmalloc-4M 4096KB 4096KB [ 2116.283382][ T8695] kmalloc-512k 2048KB 2048KB [ 2116.291034][ T8695] kmalloc-256k 256KB 256KB [ 2116.301206][ T8695] kmalloc-128k 2816KB 2816KB [ 2116.310226][T23496] warn_alloc: 267 callbacks suppressed [ 2116.310241][T23496] syz-executor.4: page allocation failure: order:0, mode:0x40cc0(GFP_KERNEL|__GFP_COMP), nodemask=(null),cpuset=/,mems_allowed=0-1 [ 2116.311201][ T8695] kmalloc-64k 3968KB 4032KB [ 2116.321589][T23496] CPU: 0 PID: 23496 Comm: syz-executor.4 Not tainted 5.9.0-rc6-syzkaller #0 [ 2116.333358][ T8695] kmalloc-32k 1568KB 1568KB [ 2116.335265][T23496] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2116.335268][T23496] Call Trace: [ 2116.335290][T23496] dump_stack+0x10f/0x19d [ 2116.343918][ T8695] kmalloc-16k 1184KB 1184KB [ 2116.349947][T23496] warn_alloc+0x105/0x160 [ 2116.349961][T23496] ? schedule_timeout+0x13f/0x2c0 [ 2116.349977][T23496] __alloc_pages_slowpath+0x9cd/0x9e0 [ 2116.360230][ T8695] kmalloc-8k 5224KB 5240KB [ 2116.363379][T23496] __alloc_pages_nodemask+0x266/0x380 [ 2116.367675][ T8695] kmalloc-4k 33092KB 33140KB [ 2116.373709][T23496] kmem_getpages+0x17/0xb0 [ 2116.378008][ T8695] kmalloc-2k 17678KB 17788KB [ 2116.382991][T23496] cache_grow_begin+0x60/0x1f0 [ 2116.388329][ T8695] kmalloc-1k 9374KB 9488KB [ 2116.394359][T23496] fallback_alloc+0x124/0x1e0 [ 2116.399693][ T8695] kmalloc-512 5974KB 5984KB [ 2116.405735][T23496] kmem_cache_alloc_trace+0x113/0x2d0 [ 2116.405832][T23496] ? io_issue_sqe+0x261e/0x7950 [ 2116.410126][ T8695] kmalloc-256 4521KB 4536KB [ 2116.416163][T23496] io_issue_sqe+0x261e/0x7950 [ 2116.416246][T23496] ? check_preemption_disabled+0x51/0x140 [ 2116.420972][ T8695] kmalloc-192 2120KB 2126KB [ 2116.427005][T23496] ? check_preemption_disabled+0x51/0x140 [ 2116.427038][T23496] ? debug_smp_processor_id+0x18/0x20 [ 2116.431679][ T8695] kmalloc-96 1871KB 1884KB [ 2116.437713][T23496] ? irqentry_exit_cond_resched+0x22/0x40 [ 2116.437728][T23496] ? check_preemption_disabled+0x51/0x140 [ 2116.443110][ T8695] kmalloc-64 2377KB 2408KB [ 2116.447931][T23496] ? ___cache_free+0x9c/0x380 [ 2116.447950][T23496] ? __io_free_req_finish+0xe9/0x190 [ 2116.454103][ T8695] kmalloc-32 5661165KB 5661165KB [ 2116.458713][T23496] ? __rcu_read_unlock+0x4b/0x260 [ 2116.458727][T23496] ? __io_free_req_finish+0x121/0x190 [ 2116.458741][T23496] __io_queue_sqe+0x1b7/0x670 [ 2116.458756][T23496] io_queue_sqe+0x81/0x220 [ 2116.458769][T23496] io_submit_sqe+0x333/0x550 [ 2116.458783][T23496] io_submit_sqes+0x8c6/0xfb0 [ 2116.458805][T23496] __se_sys_io_uring_enter+0x1e8/0x790 [ 2116.464566][ T8695] kmalloc-128 1175KB 1192KB [ 2116.470598][T23496] __x64_sys_io_uring_enter+0x74/0x80 [ 2116.470615][T23496] do_syscall_64+0x39/0x80 [ 2116.476300][ T8695] kmem_cache 50KB 59KB [ 2116.481637][T23496] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 2116.487671][ T8695] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.0,pid=13607,uid=0 [ 2116.493355][T23496] RIP: 0033:0x45e179 [ 2116.499090][ T8695] Out of memory: Killed process 13607 (syz-executor.0) total-vm:93288kB, anon-rss:3812kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2116.505101][T23496] Code: Bad RIP value. [ 2116.621388][T23496] RSP: 002b:00007f4ce8167c78 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa [ 2116.629766][T23496] RAX: ffffffffffffffda RBX: 00000000000082c0 RCX: 000000000045e179 [ 2116.637705][T23496] RDX: 0000000000000000 RSI: 000000000000450c RDI: 0000000000000003 [ 2116.645661][T23496] RBP: 000000000118cf98 R08: 0000000000000000 R09: 0000000000000000 [ 2116.653673][T23496] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118cf4c [ 2116.661674][T23496] R13: 00007ffca4f3eaaf R14: 00007f4ce81689c0 R15: 000000000118cf4c [ 2116.672169][ T8698] syz-fuzzer invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2116.677874][T23496] Mem-Info: [ 2116.685994][T23496] active_anon:1708 inactive_anon:262432 isolated_anon:0 [ 2116.685994][T23496] active_file:15 inactive_file:8 isolated_file:0 [ 2116.685994][T23496] unevictable:4 dirty:0 writeback:0 [ 2116.685994][T23496] slab_reclaimable:7895 slab_unreclaimable:1498268 [ 2116.685994][T23496] mapped:54724 shmem:7470 pagetables:4524 bounce:0 [ 2116.685994][T23496] free:15953 free_pcp:0 free_cma:0 [ 2116.712544][ T8698] CPU: 1 PID: 8698 Comm: syz-fuzzer Not tainted 5.9.0-rc6-syzkaller #0 [ 2116.729578][T23496] Node 0 active_anon:6832kB inactive_anon:1049728kB active_file:52kB inactive_file:36kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 792576kB writeback_tmp:0kB kernel_stack:8320kB all_unreclaimable? yes [ 2116.730497][ T8698] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2116.765595][T23496] Node 1 active_anon:0kB inactive_anon:0kB active_file:8kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2116.769916][ T8698] Call Trace: [ 2116.800070][ T8698] dump_stack+0x10f/0x19d [ 2116.803194][T23496] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2116.804424][ T8698] dump_header+0x8e/0x400 [ 2116.836126][ T8698] oom_kill_process+0x18d/0x3f0 [ 2116.839059][T23496] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2116.840958][ T8698] out_of_memory+0x5fd/0x8c0 [ 2116.846653][T23496] Node 0 DMA32 free:22512kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:676920kB active_file:48kB inactive_file:40kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:14376kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2116.851207][ T8698] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2116.886167][T23496] lowmem_reserve[]: 0 0 707 707 707 [ 2116.886234][ T8698] __alloc_pages_nodemask+0x266/0x380 [ 2116.891391][T23496] Node 0 Normal free:4052kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372808kB active_file:8kB inactive_file:0kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:24kB local_pcp:0kB free_cma:0kB [ 2116.896735][ T8698] alloc_pages_current+0x21d/0x310 [ 2116.896748][ T8698] __page_cache_alloc+0x4f/0x120 [ 2116.896766][ T8698] pagecache_get_page+0x4ba/0x970 [ 2116.932435][T23496] lowmem_reserve[]: 0 0 0 0 0 [ 2116.936341][ T8698] ? __do_page_cache_readahead+0x96/0xb0 [ 2116.936353][ T8698] filemap_fault+0xb7a/0x1270 [ 2116.936412][ T8698] ext4_filemap_fault+0x4b/0x60 [ 2116.941354][T23496] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:8kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2116.946187][ T8698] do_read_fault+0x41f/0x760 [ 2116.946198][ T8698] handle_mm_fault+0x14e9/0x1af0 [ 2116.946216][ T8698] do_user_addr_fault+0x380/0x770 [ 2116.946302][ T8698] exc_page_fault+0xb8/0x330 [ 2116.957059][T23496] lowmem_reserve[]: 0 0 0 0 0 [ 2116.961301][ T8698] ? asm_exc_page_fault+0x8/0x30 [ 2116.995214][T23496] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2116.999518][ T8698] asm_exc_page_fault+0x1e/0x30 [ 2117.004498][T23496] Node 0 DMA32: 1339*4kB (UME) 815*8kB (UME) 310*16kB (UME) 103*32kB (M) 0*64kB 1*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 1*2048kB (U) 0*4096kB = 22564kB [ 2117.009056][ T8698] RIP: 0033:0x469240 [ 2117.009075][ T8698] Code: Bad RIP value. [ 2117.009090][ T8698] RSP: 002b:000000c00008f7f0 EFLAGS: 00010246 [ 2117.017172][T23496] Node 0 Normal: 650*4kB (UME) 130*8kB (UME) 28*16kB (UM) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 4088kB [ 2117.018724][ T8698] RAX: 0000000000000000 RBX: 00000000000003e6 RCX: 0000000000469240 [ 2117.040097][T23496] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2117.053131][ T8698] RDX: 0000000000000080 RSI: 000000c00008f840 RDI: 0000000000000003 [ 2117.053137][ T8698] RBP: 000000c00008fe40 R08: 0000000000000000 R09: 0000000000000000 [ 2117.053143][ T8698] R10: 00000000000003e6 R11: 0000000000000246 R12: 0000000000000003 [ 2117.053149][ T8698] R13: 000000c000094180 R14: 0000000000000004 R15: ffffffffffffffff [ 2117.067914][ T8698] Mem-Info: [ 2117.087538][T23496] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2117.100312][ T8698] active_anon:1708 inactive_anon:262432 isolated_anon:0 [ 2117.100312][ T8698] active_file:15 inactive_file:8 isolated_file:0 [ 2117.100312][ T8698] unevictable:4 dirty:0 writeback:0 [ 2117.100312][ T8698] slab_reclaimable:7895 slab_unreclaimable:1498268 [ 2117.100312][ T8698] mapped:54724 shmem:7470 pagetables:4524 bounce:0 [ 2117.100312][ T8698] free:15953 free_pcp:6 free_cma:0 [ 2117.110522][T23496] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2117.125002][ T8698] Node 0 active_anon:6832kB inactive_anon:1049728kB active_file:52kB inactive_file:36kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 792576kB writeback_tmp:0kB kernel_stack:8320kB all_unreclaimable? yes [ 2117.134237][T23496] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2117.146139][ T8698] Node 1 active_anon:0kB inactive_anon:0kB active_file:8kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2117.155339][T23496] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2117.198208][ T8698] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2117.229758][T23496] 7497 total pagecache pages [ 2117.243282][ T8698] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2117.266616][T23496] 0 pages in swap cache [ 2117.280674][ T8698] Node 0 DMA32 free:22512kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:676896kB active_file:52kB inactive_file:36kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:14412kB bounce:0kB free_pcp:4kB local_pcp:4kB free_cma:0kB [ 2117.303658][T23496] Swap cache stats: add 0, delete 0, find 0/0 [ 2117.316682][ T8698] lowmem_reserve[]: 0 0 707 707 707 [ 2117.349243][T23496] Free swap = 0kB [ 2117.358882][ T8698] Node 0 Normal free:4088kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372808kB active_file:0kB inactive_file:4kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:36kB local_pcp:32kB free_cma:0kB [ 2117.360367][T23496] Total swap = 0kB [ 2117.393683][ T8698] lowmem_reserve[]: 0 0 0 0 0 [ 2117.400102][ T8698] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2117.400532][T23496] 1965979 pages RAM [ 2117.438765][T23496] 0 pages HighMem/MovableOnly [ 2117.439036][ T8698] lowmem_reserve[]: 0 0 0 0 0 [ 2117.443443][T23496] 83664 pages reserved [ 2117.453425][T23496] 0 pages cma reserved [ 2117.453633][ T8698] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2117.481353][ T8698] Node 0 DMA32: 1314*4kB (UME) 809*8kB (ME) 308*16kB (ME) 104*32kB (UM) 0*64kB 0*128kB 1*256kB (U) 1*512kB (U) 1*1024kB (U) 0*2048kB 0*4096kB = 21776kB [ 2117.507171][ T8698] Node 0 Normal: 650*4kB (UME) 130*8kB (UME) 28*16kB (UM) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 4088kB [ 2117.522988][ T8698] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2117.544249][ T8698] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2117.553895][ T8698] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2117.570813][ T8698] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2117.580443][ T8698] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2117.594265][ T8698] 7497 total pagecache pages [ 2117.598872][ T8698] 0 pages in swap cache [ 2117.603005][ T8698] Swap cache stats: add 0, delete 0, find 0/0 [ 2117.612080][ T8698] Free swap = 0kB [ 2117.616204][ T8698] Total swap = 0kB [ 2117.619894][ T8698] 1965979 pages RAM [ 2117.623695][ T8698] 0 pages HighMem/MovableOnly [ 2117.632373][ T8698] 83664 pages reserved [ 2117.636446][ T8698] 0 pages cma reserved [ 2117.640483][ T8698] Unreclaimable slab info: [ 2117.644868][ T8698] Name Used Total [ 2117.651147][ T8698] SCTPv6 10KB 15KB [ 2117.657219][ T8698] DCCPv6 12KB 14KB [ 2117.663266][ T8698] DCCP 11KB 13KB [ 2117.669350][ T8698] RAWv6 49KB 53KB [ 2117.677494][ T8698] UDPv6 38KB 47KB [ 2117.683535][ T8698] TCPv6 20KB 34KB [ 2117.689812][ T8698] nf_conntrack 6KB 24KB [ 2117.695886][ T8698] scsi_sense_cache 1056KB 1060KB [ 2117.701924][ T8698] i915_vma 48KB 52KB [ 2117.708159][ T8698] mqueue_inode_cache 6KB 7KB [ 2117.714293][ T8698] cifs_small_rq 13KB 15KB [ 2117.720368][ T8698] cifs_request 65KB 65KB [ 2117.726891][ T8698] nfs_read_data 28KB 28KB [ 2117.732934][ T8698] ecryptfs_dentry_info_cache 0KB 3KB [ 2117.743264][ T8698] pid_namespace 1KB 3KB [ 2117.749474][ T8698] tcp_bind_bucket 191KB 204KB [ 2117.759425][ T8698] xfrm_state 5KB 7KB [ 2117.765513][ T8698] PING 55KB 80KB [ 2117.771596][ T8698] RAW 42KB 48KB [ 2117.781292][ T8698] UDP 32KB 55KB [ 2117.787394][ T8698] TCP 8KB 19KB [ 2117.793697][ T8698] hugetlbfs_inode_cache 1KB 7KB [ 2117.800107][ T8698] eventpoll_pwq 4KB 11KB [ 2117.806202][ T8698] bio_crypt_ctx 6KB 7KB [ 2117.812242][ T8698] request_queue 86KB 102KB [ 2117.818307][ T8698] blkdev_ioc 2KB 3KB [ 2117.824346][ T8698] biovec-max 644KB 644KB [ 2117.830557][ T8698] biovec-128 20KB 24KB [ 2117.836834][ T8698] biovec-64 2KB 8KB [ 2117.842971][ T8698] khugepaged_mm_slot 14KB 27KB [ 2117.849227][ T8698] dmaengine-unmap-256 2KB 6KB [ 2117.855473][ T8698] dmaengine-unmap-128 1KB 7KB [ 2117.861684][ T8698] dmaengine-unmap-2 0KB 3KB [ 2117.867760][ T8698] QIPCRTR 0KB 7KB [ 2117.873789][ T8698] skbuff_ext_cache 22KB 55KB [ 2117.883702][ T8698] skbuff_fclone_cache 1KB 8KB [ 2117.891935][ T8698] skbuff_head_cache 66KB 172KB [ 2117.898076][ T8698] file_lock_cache 0KB 3KB [ 2117.904192][ T8698] fsnotify_mark_connector 0KB 7KB [ 2117.914834][ T8698] net_namespace 29KB 29KB [ 2117.920928][ T8698] task_delay_info 48KB 63KB [ 2117.930814][ T8698] taskstats 3KB 18KB [ 2117.936978][ T8698] proc_dir_entry 708KB 712KB [ 2117.943164][ T8698] pde_opener 0KB 3KB [ 2117.949625][ T8698] seq_file 0KB 3KB [ 2117.955689][ T8698] shmem_inode_cache 4481KB 4517KB [ 2117.961732][ T8698] kernfs_node_cache 29633KB 29684KB [ 2117.967885][ T8698] mnt_cache 113KB 120KB [ 2117.974030][ T8698] filp 157KB 300KB [ 2117.980145][ T8698] names_cache 152KB 152KB [ 2117.986207][ T8698] iint_cache 9KB 31KB [ 2117.992281][ T8698] uts_namespace 2KB 3KB [ 2117.998497][ T8698] vm_area_struct 1137KB 1500KB [ 2118.004541][ T8698] mm_struct 195KB 230KB [ 2118.010711][ T8698] fs_cache 9KB 19KB [ 2118.016807][ T8698] files_cache 103KB 166KB [ 2118.022842][ T8698] signal_cache 618KB 676KB [ 2118.028913][ T8698] sighand_cache 1140KB 1218KB [ 2118.035044][ T8698] task_struct 2677KB 2728KB [ 2118.041079][ T8698] cred_jar 123KB 263KB [ 2118.050926][ T8698] anon_vma_chain 245KB 328KB [ 2118.057397][ T8698] anon_vma 136KB 187KB [ 2118.063436][ T8698] pid 57KB 84KB [ 2118.071067][ T8698] Acpi-Operand 110KB 118KB [ 2118.077205][ T8698] Acpi-Parse 99KB 124KB [ 2118.083241][ T8698] Acpi-State 37KB 51KB [ 2118.093177][ T8698] numa_policy 14KB 22KB [ 2118.099502][ T8698] trace_event_file 287KB 296KB [ 2118.109562][ T8698] ftrace_event_field 441KB 451KB [ 2118.115715][ T8698] pool_workqueue 268KB 308KB [ 2118.121763][ T8698] vmap_area 285KB 640KB [ 2118.127936][ T8698] kmalloc-4M 4096KB 4096KB [ 2118.134046][ T8698] kmalloc-512k 2048KB 2048KB [ 2118.140220][ T8698] kmalloc-256k 256KB 256KB [ 2118.146319][ T8698] kmalloc-128k 2816KB 2816KB [ 2118.152361][ T8698] kmalloc-64k 3968KB 4032KB [ 2118.158508][ T8698] kmalloc-32k 1568KB 1568KB [ 2118.164545][ T8698] kmalloc-16k 1184KB 1184KB [ 2118.170877][ T8698] kmalloc-8k 5224KB 5240KB [ 2118.176938][ T8698] kmalloc-4k 33092KB 33140KB [ 2118.182998][ T8698] kmalloc-2k 17678KB 17788KB [ 2118.189057][ T8698] kmalloc-1k 9374KB 9488KB [ 2118.195113][ T8698] kmalloc-512 5974KB 5984KB [ 2118.201232][ T8698] kmalloc-256 4521KB 4536KB [ 2118.207371][ T8698] kmalloc-192 2120KB 2126KB [ 2118.213438][ T8698] kmalloc-96 1871KB 1884KB [ 2118.223440][ T8698] kmalloc-64 2377KB 2408KB [ 2118.229557][ T8698] kmalloc-32 5663370KB 5663370KB [ 2118.239405][ T8698] kmalloc-128 1175KB 1192KB [ 2118.245493][ T8698] kmem_cache 50KB 59KB [ 2118.251536][ T8698] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.0,pid=13422,uid=0 [ 2118.265848][ T8698] Out of memory: Killed process 13422 (syz-executor.0) total-vm:93288kB, anon-rss:3812kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2118.283600][ T1954] oom_reaper: reaped process 13422 (syz-executor.0), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2118.288883][ T8698] syz-fuzzer invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2118.310720][ T8698] CPU: 0 PID: 8698 Comm: syz-fuzzer Not tainted 5.9.0-rc6-syzkaller #0 [ 2118.318955][ T8698] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2118.328983][ T8698] Call Trace: [ 2118.332313][ T8698] dump_stack+0x10f/0x19d [ 2118.336622][ T8698] dump_header+0x8e/0x400 [ 2118.340933][ T8698] oom_kill_process+0x18d/0x3f0 [ 2118.345766][ T8698] out_of_memory+0x5fd/0x8c0 [ 2118.350362][ T8698] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2118.355712][ T8698] __alloc_pages_nodemask+0x266/0x380 [ 2118.361051][ T8698] alloc_pages_current+0x21d/0x310 [ 2118.366129][ T8698] __page_cache_alloc+0x4f/0x120 [ 2118.371033][ T8698] pagecache_get_page+0x4ba/0x970 [ 2118.376027][ T8698] ? __do_page_cache_readahead+0x96/0xb0 [ 2118.381626][ T8698] filemap_fault+0xb7a/0x1270 [ 2118.386276][ T8698] ext4_filemap_fault+0x4b/0x60 [ 2118.391110][ T8698] do_read_fault+0x41f/0x760 [ 2118.395669][ T8698] handle_mm_fault+0x14e9/0x1af0 [ 2118.400597][ T8698] do_user_addr_fault+0x380/0x770 [ 2118.405713][ T8698] exc_page_fault+0xb8/0x330 [ 2118.410340][ T8698] ? asm_exc_page_fault+0x8/0x30 [ 2118.415284][ T8698] asm_exc_page_fault+0x1e/0x30 [ 2118.420221][ T8698] RIP: 0033:0x469240 [ 2118.424086][ T8698] Code: Bad RIP value. [ 2118.428117][ T8698] RSP: 002b:000000c00008f7f0 EFLAGS: 00010246 [ 2118.434167][ T8698] RAX: 0000000000000000 RBX: 00000000000003e6 RCX: 0000000000469240 [ 2118.442113][ T8698] RDX: 0000000000000080 RSI: 000000c00008f840 RDI: 0000000000000003 [ 2118.450053][ T8698] RBP: 000000c00008fe40 R08: 0000000000000000 R09: 0000000000000000 [ 2118.457993][ T8698] R10: 00000000000003e6 R11: 0000000000000246 R12: 0000000000000003 [ 2118.465933][ T8698] R13: 000000c000094180 R14: 0000000000000004 R15: ffffffffffffffff [ 2118.489973][ T8698] Mem-Info: [ 2118.493087][ T8698] active_anon:1708 inactive_anon:261893 isolated_anon:0 [ 2118.493087][ T8698] active_file:14 inactive_file:13 isolated_file:0 [ 2118.493087][ T8698] unevictable:4 dirty:0 writeback:0 [ 2118.493087][ T8698] slab_reclaimable:7891 slab_unreclaimable:1499387 [ 2118.493087][ T8698] mapped:54724 shmem:7470 pagetables:4496 bounce:0 [ 2118.493087][ T8698] free:15296 free_pcp:62 free_cma:0 [ 2118.534817][ T8698] Node 0 active_anon:6832kB inactive_anon:1047572kB active_file:52kB inactive_file:52kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 790528kB writeback_tmp:0kB kernel_stack:8304kB all_unreclaimable? yes [ 2118.568010][ T8698] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2118.597072][ T8698] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2118.625639][ T8698] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2118.631349][ T8698] Node 0 DMA32 free:19848kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:674764kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:14264kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 2118.662900][ T8698] lowmem_reserve[]: 0 0 707 707 707 [ 2118.671551][ T8698] Node 0 Normal free:4088kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372808kB active_file:4kB inactive_file:0kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2118.704712][ T8698] lowmem_reserve[]: 0 0 0 0 0 [ 2118.709463][ T8698] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2118.738890][ T8698] lowmem_reserve[]: 0 0 0 0 0 [ 2118.743560][ T8698] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2118.758014][ T8698] Node 0 DMA32: 1324*4kB (UME) 814*8kB (UME) 309*16kB (ME) 103*32kB (M) 1*64kB (U) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 20112kB [ 2118.772823][ T8698] Node 0 Normal: 600*4kB (ME) 127*8kB (UME) 28*16kB (UM) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3864kB [ 2118.786433][ T8698] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2118.802865][ T8698] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2118.812440][ T8698] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2118.821978][ T8698] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2118.831519][ T8698] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2118.840789][ T8698] 7497 total pagecache pages [ 2118.852131][ T8698] 0 pages in swap cache [ 2118.856298][ T8698] Swap cache stats: add 0, delete 0, find 0/0 [ 2118.862335][ T8698] Free swap = 0kB [ 2118.873559][ T8698] Total swap = 0kB [ 2118.877273][ T8698] 1965979 pages RAM [ 2118.881056][ T8698] 0 pages HighMem/MovableOnly [ 2118.893936][ T8698] 83664 pages reserved [ 2118.897993][ T8698] 0 pages cma reserved [ 2118.902033][ T8698] Unreclaimable slab info: [ 2118.914494][ T8698] Name Used Total [ 2118.921048][ T8698] SCTPv6 10KB 15KB [ 2118.930816][ T8698] DCCPv6 12KB 14KB [ 2118.936941][ T8698] DCCP 11KB 13KB [ 2118.942986][ T8698] RAWv6 49KB 53KB [ 2118.952980][ T8698] UDPv6 38KB 47KB [ 2118.959916][ T8698] TCPv6 20KB 34KB [ 2118.970207][ T8698] nf_conntrack 6KB 24KB [ 2118.976281][ T8698] scsi_sense_cache 1056KB 1060KB [ 2118.982319][ T8698] i915_vma 48KB 52KB [ 2118.992622][ T8698] mqueue_inode_cache 6KB 7KB [ 2118.998781][ T8698] cifs_small_rq 13KB 15KB [ 2119.011474][ T8698] cifs_request 65KB 65KB [ 2119.018462][ T8698] nfs_read_data 28KB 28KB [ 2119.024507][ T8698] ecryptfs_dentry_info_cache 0KB 3KB [ 2119.035112][ T8698] pid_namespace 1KB 3KB [ 2119.041212][ T8698] tcp_bind_bucket 191KB 204KB [ 2119.047306][ T8698] xfrm_state 5KB 7KB [ 2119.053345][ T8698] PING 55KB 80KB [ 2119.062923][ T8698] RAW 42KB 48KB [ 2119.069996][ T8698] UDP 32KB 55KB [ 2119.080491][ T8698] TCP 8KB 19KB [ 2119.086695][ T8698] hugetlbfs_inode_cache 1KB 7KB [ 2119.093083][ T8698] eventpoll_pwq 4KB 11KB [ 2119.106444][ T8698] bio_crypt_ctx 6KB 7KB [ 2119.112488][ T8698] request_queue 86KB 102KB [ 2119.120718][ T8698] blkdev_ioc 2KB 3KB [ 2119.130821][ T8698] biovec-max 644KB 644KB [ 2119.140808][ T8698] biovec-128 20KB 24KB [ 2119.152358][ T8698] biovec-64 2KB 8KB [ 2119.161888][ T8698] khugepaged_mm_slot 14KB 27KB [ 2119.171136][ T8698] dmaengine-unmap-256 2KB 6KB [ 2119.180379][ T8698] dmaengine-unmap-128 1KB 7KB [ 2119.191535][ T8698] dmaengine-unmap-2 0KB 3KB [ 2119.201385][ T8698] QIPCRTR 0KB 7KB [ 2119.210294][ T8698] skbuff_ext_cache 22KB 55KB [ 2119.220478][ T8698] skbuff_fclone_cache 1KB 8KB [ 2119.230583][ T8698] skbuff_head_cache 66KB 172KB [ 2119.240324][ T8698] file_lock_cache 0KB 3KB [ 2119.249639][ T8698] fsnotify_mark_connector 0KB 7KB [ 2119.260521][ T8698] net_namespace 29KB 29KB [ 2119.270277][ T8698] task_delay_info 48KB 63KB [ 2119.279984][ T8698] taskstats 3KB 18KB [ 2119.288892][ T8698] proc_dir_entry 708KB 712KB [ 2119.298703][ T8698] pde_opener 0KB 3KB [ 2119.304754][ T8698] seq_file 0KB 3KB [ 2119.314168][ T8698] shmem_inode_cache 4481KB 4517KB [ 2119.324045][ T8698] kernfs_node_cache 29633KB 29684KB [ 2119.330728][ T8698] mnt_cache 113KB 120KB [ 2119.338974][ T8698] filp 157KB 300KB [ 2119.345127][ T8698] names_cache 152KB 152KB [ 2119.351168][ T8698] iint_cache 9KB 31KB [ 2119.360731][ T8698] uts_namespace 2KB 3KB [ 2119.366968][ T8698] vm_area_struct 1137KB 1500KB [ 2119.373074][ T8698] mm_struct 195KB 230KB [ 2119.383275][ T8698] fs_cache 9KB 19KB [ 2119.389342][ T8698] files_cache 103KB 166KB [ 2119.400246][ T8698] signal_cache 618KB 676KB [ 2119.406355][ T8698] sighand_cache 1140KB 1218KB [ 2119.412392][ T8698] task_struct 2677KB 2728KB [ 2119.423492][ T8698] cred_jar 123KB 263KB [ 2119.429893][ T8698] anon_vma_chain 245KB 328KB [ 2119.443073][ T8698] anon_vma 136KB 187KB [ 2119.449404][ T8698] pid 57KB 84KB [ 2119.462473][ T8698] Acpi-Operand 110KB 118KB [ 2119.468693][ T8698] Acpi-Parse 99KB 124KB [ 2119.474728][ T8698] Acpi-State 37KB 51KB [ 2119.488282][ T8698] numa_policy 14KB 22KB [ 2119.494556][ T8698] trace_event_file 287KB 296KB [ 2119.503909][ T8698] ftrace_event_field 441KB 451KB [ 2119.514627][ T8698] pool_workqueue 268KB 308KB [ 2119.524137][ T8698] vmap_area 285KB 640KB [ 2119.533853][ T8698] kmalloc-4M 4096KB 4096KB [ 2119.543538][ T8698] kmalloc-512k 2048KB 2048KB [ 2119.553282][ T8698] kmalloc-256k 256KB 256KB [ 2119.562969][ T8698] kmalloc-128k 2816KB 2816KB [ 2119.572999][ T8698] kmalloc-64k 3968KB 4032KB [ 2119.582675][ T8698] kmalloc-32k 1568KB 1568KB [ 2119.590832][ T8698] kmalloc-16k 1184KB 1184KB [ 2119.600518][ T8698] kmalloc-8k 5224KB 5240KB [ 2119.610965][ T8698] kmalloc-4k 33092KB 33140KB [ 2119.621383][ T8698] kmalloc-2k 17678KB 17788KB [ 2119.632835][ T8698] kmalloc-1k 9374KB 9488KB [ 2119.642289][ T8698] kmalloc-512 5974KB 5984KB [ 2119.654184][ T8698] kmalloc-256 4521KB 4536KB [ 2119.663652][ T8698] kmalloc-192 2120KB 2126KB [ 2119.671502][ T8698] kmalloc-96 1871KB 1884KB [ 2119.681822][ T8698] kmalloc-64 2377KB 2408KB [ 2119.690014][ T8698] kmalloc-32 5665567KB 5665567KB [ 2119.702886][ T8698] kmalloc-128 1175KB 1192KB [ 2119.712694][ T8698] kmem_cache 50KB 59KB [ 2119.722342][ T8698] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.0,pid=13417,uid=0 [ 2119.744512][ T8698] Out of memory: Killed process 13417 (syz-executor.0) total-vm:93288kB, anon-rss:3812kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2119.768190][ T1954] oom_reaper: reaped process 13417 (syz-executor.0), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2119.833752][ T8311] in:imklog invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2119.850009][ T8311] CPU: 1 PID: 8311 Comm: in:imklog Not tainted 5.9.0-rc6-syzkaller #0 [ 2119.858214][ T8311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2119.868248][ T8311] Call Trace: [ 2119.871515][ T8311] dump_stack+0x10f/0x19d [ 2119.875837][ T8311] dump_header+0x8e/0x400 [ 2119.880161][ T8311] oom_kill_process+0x18d/0x3f0 [ 2119.885066][ T8311] out_of_memory+0x5fd/0x8c0 [ 2119.889636][ T8311] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2119.894995][ T8311] __alloc_pages_nodemask+0x266/0x380 [ 2119.900363][ T8311] alloc_pages_current+0x21d/0x310 [ 2119.905448][ T8311] __page_cache_alloc+0x4f/0x120 [ 2119.910549][ T8311] pagecache_get_page+0x4ba/0x970 [ 2119.915608][ T8311] ? __do_page_cache_readahead+0x96/0xb0 [ 2119.921306][ T8311] filemap_fault+0xb7a/0x1270 [ 2119.925975][ T8311] ext4_filemap_fault+0x4b/0x60 [ 2119.930945][ T8311] do_read_fault+0x41f/0x760 [ 2119.935510][ T8311] handle_mm_fault+0x14e9/0x1af0 [ 2119.940435][ T8311] do_user_addr_fault+0x380/0x770 [ 2119.945453][ T8311] exc_page_fault+0xb8/0x330 [ 2119.950039][ T8311] ? asm_exc_page_fault+0x8/0x30 [ 2119.955008][ T8311] asm_exc_page_fault+0x1e/0x30 [ 2119.959832][ T8311] RIP: 0033:0x7f120bd8ff10 [ 2119.964234][ T8311] Code: Bad RIP value. [ 2119.968267][ T8311] RSP: 002b:00007f120a684458 EFLAGS: 00010206 [ 2119.974347][ T8311] RAX: 0000000000000000 RBX: 00007f120a6844b8 RCX: 0000000000000006 [ 2119.982421][ T8311] RDX: 000000000000003e RSI: 00007f120a684da3 RDI: 0000000000000260 [ 2119.990454][ T8311] RBP: 00007f120a6844b8 R08: 00007f120be61940 R09: 0000000000000000 [ 2119.998402][ T8311] R10: 2ce33e6c02ce33e7 R11: 0000000000000000 R12: 00007f120a684da0 [ 2120.006345][ T8311] R13: 00007f120a684da3 R14: 0000000000001f9f R15: 00007f120a684e1f [ 2120.037620][ T8311] Mem-Info: [ 2120.040732][ T8311] active_anon:1708 inactive_anon:261350 isolated_anon:0 [ 2120.040732][ T8311] active_file:14 inactive_file:4 isolated_file:25 [ 2120.040732][ T8311] unevictable:4 dirty:0 writeback:0 [ 2120.040732][ T8311] slab_reclaimable:7891 slab_unreclaimable:1499979 [ 2120.040732][ T8311] mapped:54724 shmem:7470 pagetables:4468 bounce:0 [ 2120.040732][ T8311] free:15276 free_pcp:62 free_cma:0 [ 2120.077429][ T8311] Node 0 active_anon:6832kB inactive_anon:1045400kB active_file:72kB inactive_file:0kB unevictable:16kB isolated(anon):0kB isolated(file):100kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 788480kB writeback_tmp:0kB kernel_stack:8288kB all_unreclaimable? yes [ 2120.106763][ T8311] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2120.133873][ T8311] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2120.161621][ T8311] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2120.167423][ T8311] Node 0 DMA32 free:19988kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:672592kB active_file:68kB inactive_file:132kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:14152kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2120.197246][ T8311] lowmem_reserve[]: 0 0 707 707 707 [ 2120.202510][ T8311] Node 0 Normal free:4068kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372808kB active_file:0kB inactive_file:4kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2120.231888][ T8311] lowmem_reserve[]: 0 0 0 0 0 [ 2120.236736][ T8311] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:4kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2120.265407][ T8311] lowmem_reserve[]: 0 0 0 0 0 [ 2120.270084][ T8311] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2120.284472][ T8311] Node 0 DMA32: 1327*4kB (UME) 820*8kB (UME) 312*16kB (UME) 104*32kB (UM) 0*64kB 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 20316kB [ 2120.299464][ T8311] Node 0 Normal: 605*4kB (ME) 123*8kB (UME) 28*16kB (UM) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3852kB [ 2120.313140][ T8311] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2120.329218][ T8311] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2120.338758][ T8311] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2120.348501][ T8311] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2120.358187][ T8311] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2120.367568][ T8311] 7498 total pagecache pages [ 2120.372133][ T8311] 0 pages in swap cache [ 2120.376289][ T8311] Swap cache stats: add 0, delete 0, find 0/0 [ 2120.382340][ T8311] Free swap = 0kB [ 2120.386068][ T8311] Total swap = 0kB [ 2120.389778][ T8311] 1965979 pages RAM [ 2120.393556][ T8311] 0 pages HighMem/MovableOnly [ 2120.402434][ T8311] 83664 pages reserved [ 2120.406489][ T8311] 0 pages cma reserved [ 2120.410519][ T8311] Unreclaimable slab info: [ 2120.418650][ T8311] Name Used Total [ 2120.425011][ T8311] SCTPv6 10KB 15KB [ 2120.431052][ T8311] DCCPv6 12KB 14KB [ 2120.437162][ T8311] DCCP 11KB 13KB [ 2120.443204][ T8311] RAWv6 49KB 53KB [ 2120.449276][ T8311] UDPv6 38KB 47KB [ 2120.455970][ T8311] TCPv6 20KB 34KB [ 2120.462021][ T8311] nf_conntrack 6KB 24KB [ 2120.469878][ T8311] scsi_sense_cache 1056KB 1060KB [ 2120.475944][ T8311] i915_vma 48KB 52KB [ 2120.482002][ T8311] mqueue_inode_cache 6KB 7KB [ 2120.491942][ T8311] cifs_small_rq 13KB 15KB [ 2120.498017][ T8311] cifs_request 65KB 65KB [ 2120.504056][ T8311] nfs_read_data 28KB 28KB [ 2120.513849][ T8311] ecryptfs_dentry_info_cache 0KB 3KB [ 2120.520691][ T8311] pid_namespace 1KB 3KB [ 2120.530590][ T8311] tcp_bind_bucket 191KB 204KB [ 2120.540529][ T8311] xfrm_state 5KB 7KB [ 2120.549819][ T8311] PING 55KB 80KB [ 2120.560379][ T8311] RAW 42KB 48KB [ 2120.570745][ T8311] UDP 32KB 55KB [ 2120.580525][ T8311] TCP 8KB 19KB [ 2120.590464][ T8311] hugetlbfs_inode_cache 1KB 7KB [ 2120.600723][ T8311] eventpoll_pwq 4KB 11KB [ 2120.610156][ T8311] bio_crypt_ctx 6KB 7KB [ 2120.619922][ T8311] request_queue 86KB 102KB [ 2120.629694][ T8311] blkdev_ioc 3KB 3KB [ 2120.639508][ T8311] biovec-max 644KB 644KB [ 2120.649133][ T8311] biovec-128 20KB 24KB [ 2120.659715][ T8311] biovec-64 5KB 8KB [ 2120.669108][ T8311] khugepaged_mm_slot 14KB 27KB [ 2120.679645][ T8311] dmaengine-unmap-256 2KB 6KB [ 2120.689560][ T8311] dmaengine-unmap-128 1KB 7KB [ 2120.699307][ T8311] dmaengine-unmap-2 0KB 3KB [ 2120.707520][ T8311] QIPCRTR 0KB 7KB [ 2120.713613][ T8311] skbuff_ext_cache 22KB 55KB [ 2120.723110][ T8311] skbuff_fclone_cache 1KB 8KB [ 2120.729449][ T8311] skbuff_head_cache 66KB 172KB [ 2120.739258][ T8311] file_lock_cache 0KB 3KB [ 2120.752354][ T8311] fsnotify_mark_connector 0KB 7KB [ 2120.761955][ T8311] net_namespace 29KB 29KB [ 2120.768096][ T8311] task_delay_info 48KB 63KB [ 2120.774192][ T8311] taskstats 3KB 18KB [ 2120.787303][ T8311] proc_dir_entry 708KB 712KB [ 2120.793467][ T8311] pde_opener 0KB 3KB [ 2120.801631][ T8311] seq_file 0KB 3KB [ 2120.811483][ T8311] shmem_inode_cache 4481KB 4517KB [ 2120.817639][ T8311] kernfs_node_cache 29633KB 29684KB [ 2120.823683][ T8311] mnt_cache 113KB 120KB [ 2120.833161][ T8311] filp 157KB 300KB [ 2120.839253][ T8311] names_cache 152KB 152KB [ 2120.849478][ T8311] iint_cache 9KB 31KB [ 2120.855662][ T8311] uts_namespace 2KB 3KB [ 2120.861963][ T8311] vm_area_struct 1137KB 1500KB [ 2120.868029][ T8311] mm_struct 195KB 230KB [ 2120.874065][ T8311] fs_cache 9KB 19KB [ 2120.886735][ T8311] files_cache 103KB 166KB [ 2120.893009][ T8311] signal_cache 618KB 676KB [ 2120.904453][ T8311] sighand_cache 1140KB 1218KB [ 2120.910820][ T8311] task_struct 2677KB 2728KB [ 2120.924524][ T8311] cred_jar 123KB 263KB [ 2120.930685][ T8311] anon_vma_chain 245KB 328KB [ 2120.944076][ T8311] anon_vma 136KB 187KB [ 2120.950213][ T8311] pid 57KB 84KB [ 2120.959844][ T8311] Acpi-Operand 110KB 118KB [ 2120.966085][ T8311] Acpi-Parse 99KB 124KB [ 2120.972132][ T8311] Acpi-State 37KB 51KB [ 2120.981738][ T8311] numa_policy 14KB 22KB [ 2120.987817][ T8311] trace_event_file 287KB 296KB [ 2120.993868][ T8311] ftrace_event_field 441KB 451KB [ 2121.003428][ T8311] pool_workqueue 268KB 308KB [ 2121.009733][ T8311] vmap_area 285KB 640KB [ 2121.022668][ T8311] kmalloc-4M 4096KB 4096KB [ 2121.028736][ T8311] kmalloc-512k 2048KB 2048KB [ 2121.038472][ T8311] kmalloc-256k 256KB 256KB [ 2121.044514][ T8311] kmalloc-128k 2816KB 2816KB [ 2121.050572][ T8311] kmalloc-64k 3968KB 4032KB [ 2121.060290][ T8311] kmalloc-32k 1568KB 1568KB [ 2121.066822][ T8311] kmalloc-16k 1184KB 1184KB [ 2121.072889][ T8311] kmalloc-8k 5224KB 5240KB [ 2121.080554][ T8311] kmalloc-4k 33092KB 33140KB [ 2121.089693][ T8311] kmalloc-2k 17678KB 17788KB [ 2121.098870][ T8311] kmalloc-1k 9374KB 9488KB [ 2121.104936][ T8311] kmalloc-512 5974KB 5984KB [ 2121.110974][ T8311] kmalloc-256 4521KB 4536KB [ 2121.119432][ T8311] kmalloc-192 2120KB 2126KB [ 2121.125505][ T8311] kmalloc-96 1871KB 1884KB [ 2121.131702][ T8311] kmalloc-64 2377KB 2408KB [ 2121.141020][ T8311] kmalloc-32 5668117KB 5668117KB [ 2121.147244][ T8311] kmalloc-128 1175KB 1192KB [ 2121.153372][ T8311] kmem_cache 50KB 59KB [ 2121.164672][ T8311] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.0,pid=13404,uid=0 [ 2121.183145][ T8311] Out of memory: Killed process 13404 (syz-executor.0) total-vm:93288kB, anon-rss:3812kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2121.206331][ T8311] in:imklog invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2121.221002][ T8311] CPU: 0 PID: 8311 Comm: in:imklog Not tainted 5.9.0-rc6-syzkaller #0 [ 2121.229130][ T8311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2121.239165][ T8311] Call Trace: [ 2121.242441][ T8311] dump_stack+0x10f/0x19d [ 2121.246748][ T8311] dump_header+0x8e/0x400 [ 2121.251056][ T8311] oom_kill_process+0x18d/0x3f0 [ 2121.255898][ T8311] out_of_memory+0x5fd/0x8c0 [ 2121.260467][ T8311] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2121.265833][ T8311] __alloc_pages_nodemask+0x266/0x380 [ 2121.271185][ T8311] alloc_pages_current+0x21d/0x310 [ 2121.276282][ T8311] __page_cache_alloc+0x4f/0x120 [ 2121.281314][ T8311] pagecache_get_page+0x4ba/0x970 [ 2121.286305][ T8311] ? __do_page_cache_readahead+0x96/0xb0 [ 2121.291906][ T8311] filemap_fault+0xb7a/0x1270 [ 2121.296700][ T8311] ext4_filemap_fault+0x4b/0x60 [ 2121.301515][ T8311] do_read_fault+0x41f/0x760 [ 2121.306082][ T8311] handle_mm_fault+0x14e9/0x1af0 [ 2121.310989][ T8311] do_user_addr_fault+0x380/0x770 [ 2121.315987][ T8311] exc_page_fault+0xb8/0x330 [ 2121.320543][ T8311] ? asm_exc_page_fault+0x8/0x30 [ 2121.325576][ T8311] asm_exc_page_fault+0x1e/0x30 [ 2121.330538][ T8311] RIP: 0033:0x7f120bd8ff10 [ 2121.334927][ T8311] Code: Bad RIP value. [ 2121.338957][ T8311] RSP: 002b:00007f120a684458 EFLAGS: 00010206 [ 2121.345039][ T8311] RAX: 0000000000000000 RBX: 00007f120a6844b8 RCX: 0000000000000006 [ 2121.353067][ T8311] RDX: 000000000000003e RSI: 00007f120a684da3 RDI: 0000000000000260 [ 2121.361048][ T8311] RBP: 00007f120a6844b8 R08: 00007f120be61940 R09: 0000000000000000 [ 2121.369025][ T8311] R10: 2ce33e6c02ce33e7 R11: 0000000000000000 R12: 00007f120a684da0 [ 2121.376964][ T8311] R13: 00007f120a684da3 R14: 0000000000001f9f R15: 00007f120a684e1f [ 2121.385859][ T8311] Mem-Info: [ 2121.389009][ T8311] active_anon:1708 inactive_anon:260805 isolated_anon:0 [ 2121.389009][ T8311] active_file:14 inactive_file:14 isolated_file:0 [ 2121.389009][ T8311] unevictable:4 dirty:0 writeback:0 [ 2121.389009][ T8311] slab_reclaimable:7891 slab_unreclaimable:1500528 [ 2121.389009][ T8311] mapped:54724 shmem:7470 pagetables:4439 bounce:0 [ 2121.389009][ T8311] free:15432 free_pcp:0 free_cma:0 [ 2121.425442][ T8311] Node 0 active_anon:6832kB inactive_anon:1043220kB active_file:52kB inactive_file:56kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 784384kB writeback_tmp:0kB kernel_stack:8272kB all_unreclaimable? no [ 2121.454835][ T8311] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2121.482014][ T8311] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2121.509871][ T8311] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2121.515730][ T8311] Node 0 DMA32 free:19720kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:670412kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:14036kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2121.545623][ T8311] lowmem_reserve[]: 0 0 707 707 707 [ 2121.550808][ T8311] Node 0 Normal free:4052kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372808kB active_file:0kB inactive_file:4kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2121.580527][ T8311] lowmem_reserve[]: 0 0 0 0 0 [ 2121.585209][ T8311] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2121.613994][ T8311] lowmem_reserve[]: 0 0 0 0 0 [ 2121.619106][ T8311] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2121.633473][ T8311] Node 0 DMA32: 1286*4kB (UME) 802*8kB (ME) 306*16kB (UME) 102*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 19720kB [ 2121.647988][ T8311] Node 0 Normal: 607*4kB (ME) 119*8kB (UME) 28*16kB (UM) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3828kB [ 2121.661544][ T8311] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2121.677681][ T8311] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2121.687356][ T8311] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2121.696684][ T8311] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2121.713686][ T8311] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2121.725993][ T8311] 7498 total pagecache pages [ 2121.730666][ T8311] 0 pages in swap cache [ 2121.734813][ T8311] Swap cache stats: add 0, delete 0, find 0/0 [ 2121.740844][ T8311] Free swap = 0kB [ 2121.744533][ T8311] Total swap = 0kB [ 2121.754212][ T8311] 1965979 pages RAM [ 2121.758084][ T8311] 0 pages HighMem/MovableOnly [ 2121.762735][ T8311] 83664 pages reserved [ 2121.777340][ T8311] 0 pages cma reserved [ 2121.781509][ T8311] Unreclaimable slab info: [ 2121.788732][ T8311] Name Used Total [ 2121.798973][ T8311] SCTPv6 10KB 15KB [ 2121.808954][ T8311] DCCPv6 12KB 14KB [ 2121.818576][ T8311] DCCP 11KB 13KB [ 2121.828999][ T8311] RAWv6 49KB 53KB [ 2121.840996][ T8311] UDPv6 38KB 47KB [ 2121.850135][ T8311] TCPv6 20KB 34KB [ 2121.860026][ T8311] nf_conntrack 6KB 24KB [ 2121.869969][ T8311] scsi_sense_cache 1056KB 1060KB [ 2121.879841][ T8311] i915_vma 48KB 52KB [ 2121.889988][ T8311] mqueue_inode_cache 6KB 7KB [ 2121.899534][ T8311] cifs_small_rq 13KB 15KB [ 2121.909448][ T8311] cifs_request 65KB 65KB [ 2121.917339][ T8311] nfs_read_data 28KB 28KB [ 2121.923590][ T8311] pid_namespace 1KB 3KB [ 2121.931654][ T8311] tcp_bind_bucket 191KB 204KB [ 2121.939786][ T8311] xfrm_state 5KB 7KB [ 2121.950979][ T8311] PING 55KB 80KB [ 2121.957051][ T8311] RAW 42KB 48KB [ 2121.963096][ T8311] UDP 32KB 55KB [ 2121.972848][ T8311] TCP 8KB 19KB [ 2121.978977][ T8311] hugetlbfs_inode_cache 1KB 7KB [ 2121.990007][ T8311] eventpoll_pwq 4KB 11KB [ 2121.996186][ T8311] bio_crypt_ctx 6KB 7KB [ 2122.002226][ T8311] request_queue 86KB 102KB [ 2122.008345][ T8311] blkdev_ioc 3KB 3KB [ 2122.014388][ T8311] biovec-max 644KB 644KB [ 2122.027296][ T8311] biovec-128 20KB 24KB [ 2122.033432][ T8311] biovec-64 4KB 8KB [ 2122.039577][ T8311] khugepaged_mm_slot 13KB 27KB [ 2122.049880][ T8311] dmaengine-unmap-256 2KB 6KB [ 2122.056619][ T8311] dmaengine-unmap-128 1KB 7KB [ 2122.062834][ T8311] dmaengine-unmap-2 0KB 3KB [ 2122.072689][ T8311] QIPCRTR 0KB 7KB [ 2122.078757][ T8311] skbuff_ext_cache 21KB 55KB [ 2122.086448][ T8311] skbuff_fclone_cache 1KB 8KB [ 2122.092766][ T8311] skbuff_head_cache 66KB 172KB [ 2122.098840][ T8311] file_lock_cache 0KB 3KB [ 2122.106775][ T8311] fsnotify_mark_connector 0KB 7KB [ 2122.113359][ T8311] net_namespace 29KB 29KB [ 2122.119439][ T8311] task_delay_info 48KB 63KB [ 2122.129204][ T8311] taskstats 3KB 18KB [ 2122.135272][ T8311] proc_dir_entry 708KB 712KB [ 2122.141312][ T8311] pde_opener 0KB 3KB [ 2122.150839][ T8311] seq_file 0KB 3KB [ 2122.158327][ T8311] shmem_inode_cache 4481KB 4517KB [ 2122.164425][ T8311] kernfs_node_cache 29633KB 29684KB [ 2122.174437][ T8311] mnt_cache 113KB 120KB [ 2122.180491][ T8311] filp 157KB 300KB [ 2122.190351][ T8311] names_cache 152KB 152KB [ 2122.196714][ T8311] iint_cache 9KB 31KB [ 2122.202762][ T8311] uts_namespace 2KB 3KB [ 2122.210813][ T8311] vm_area_struct 1122KB 1500KB [ 2122.216876][ T8311] mm_struct 195KB 230KB [ 2122.222906][ T8311] fs_cache 9KB 19KB [ 2122.229000][ T8311] files_cache 101KB 166KB [ 2122.235123][ T8311] signal_cache 618KB 676KB [ 2122.241162][ T8311] sighand_cache 1140KB 1218KB [ 2122.247244][ T8311] task_struct 2677KB 2728KB [ 2122.253296][ T8311] cred_jar 123KB 263KB [ 2122.259547][ T8311] anon_vma_chain 241KB 328KB [ 2122.265609][ T8311] anon_vma 135KB 187KB [ 2122.271644][ T8311] pid 57KB 84KB [ 2122.278017][ T8311] Acpi-Operand 110KB 118KB [ 2122.284091][ T8311] Acpi-Parse 99KB 124KB [ 2122.290144][ T8311] Acpi-State 37KB 51KB [ 2122.296453][ T8311] numa_policy 14KB 22KB [ 2122.302569][ T8311] trace_event_file 287KB 296KB [ 2122.308643][ T8311] ftrace_event_field 441KB 451KB [ 2122.314792][ T8311] pool_workqueue 268KB 308KB [ 2122.320851][ T8311] vmap_area 285KB 640KB [ 2122.326927][ T8311] kmalloc-4M 4096KB 4096KB [ 2122.332967][ T8311] kmalloc-512k 2048KB 2048KB [ 2122.339051][ T8311] kmalloc-256k 256KB 256KB [ 2122.345115][ T8311] kmalloc-128k 2816KB 2816KB [ 2122.351154][ T8311] kmalloc-64k 3968KB 4032KB [ 2122.357220][ T8311] kmalloc-32k 1568KB 1568KB [ 2122.366204][ T8311] kmalloc-16k 1184KB 1184KB [ 2122.372244][ T8311] kmalloc-8k 5224KB 5240KB [ 2122.378304][ T8311] kmalloc-4k 33092KB 33140KB [ 2122.384344][ T8311] kmalloc-2k 17676KB 17788KB [ 2122.390845][ T8311] kmalloc-1k 9373KB 9488KB [ 2122.397038][ T8311] kmalloc-512 5974KB 5984KB [ 2122.403132][ T8311] kmalloc-256 4521KB 4536KB [ 2122.412674][ T8311] kmalloc-192 2120KB 2126KB [ 2122.418778][ T8311] kmalloc-96 1871KB 1884KB [ 2122.436067][ T8311] kmalloc-64 2376KB 2408KB [ 2122.442116][ T8311] kmalloc-32 5670489KB 5670489KB [ 2122.452338][ T8311] kmalloc-128 1175KB 1192KB [ 2122.462169][ T8311] kmem_cache 50KB 59KB [ 2122.472266][ T8311] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.0,pid=11978,uid=0 [ 2122.490422][ T8311] Out of memory: Killed process 11978 (syz-executor.0) total-vm:93288kB, anon-rss:3812kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2122.511483][ T1954] oom_reaper: reaped process 11978 (syz-executor.0), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2122.543150][ T8251] cron invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2122.561423][ T8251] CPU: 1 PID: 8251 Comm: cron Not tainted 5.9.0-rc6-syzkaller #0 [ 2122.569130][ T8251] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2122.579258][ T8251] Call Trace: [ 2122.582531][ T8251] dump_stack+0x10f/0x19d [ 2122.586887][ T8251] dump_header+0x8e/0x400 [ 2122.591207][ T8251] oom_kill_process+0x18d/0x3f0 [ 2122.596039][ T8251] out_of_memory+0x5fd/0x8c0 [ 2122.600683][ T8251] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2122.606153][ T8251] __alloc_pages_nodemask+0x266/0x380 [ 2122.611515][ T8251] alloc_pages_current+0x21d/0x310 [ 2122.616611][ T8251] __page_cache_alloc+0x4f/0x120 [ 2122.621542][ T8251] pagecache_get_page+0x4ba/0x970 [ 2122.626556][ T8251] ? __do_page_cache_readahead+0x96/0xb0 [ 2122.632262][ T8251] filemap_fault+0xb7a/0x1270 [ 2122.636935][ T8251] ext4_filemap_fault+0x4b/0x60 [ 2122.641760][ T8251] do_read_fault+0x41f/0x760 [ 2122.646324][ T8251] handle_mm_fault+0x14e9/0x1af0 [ 2122.651345][ T8251] do_user_addr_fault+0x380/0x770 [ 2122.656359][ T8251] exc_page_fault+0xb8/0x330 [ 2122.660984][ T8251] ? asm_exc_page_fault+0x8/0x30 [ 2122.665898][ T8251] asm_exc_page_fault+0x1e/0x30 [ 2122.670724][ T8251] RIP: 0033:0x7ffb58ca6270 [ 2122.675150][ T8251] Code: Bad RIP value. [ 2122.679194][ T8251] RSP: 002b:00007fff0d7dfe98 EFLAGS: 00010246 [ 2122.685235][ T8251] RAX: 0000000000000000 RBX: fffffffffffffeb0 RCX: 00007ffb58ca6270 [ 2122.693206][ T8251] RDX: 0000000000000001 RSI: 00007fff0d7dfea0 RDI: 00007fff0d7dfea0 [ 2122.701274][ T8251] RBP: 0000000000000004 R08: 0000000000000001 R09: 0000000000000003 [ 2122.709322][ T8251] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 2122.717272][ T8251] R13: 00007fff0d7dfff0 R14: 0000000000000000 R15: 0000000000000000 [ 2122.750284][ T8251] Mem-Info: [ 2122.753537][ T8251] active_anon:1708 inactive_anon:260272 isolated_anon:0 [ 2122.753537][ T8251] active_file:39 inactive_file:6 isolated_file:0 [ 2122.753537][ T8251] unevictable:4 dirty:0 writeback:0 [ 2122.753537][ T8251] slab_reclaimable:7890 slab_unreclaimable:1501147 [ 2122.753537][ T8251] mapped:54724 shmem:7470 pagetables:4412 bounce:0 [ 2122.753537][ T8251] free:15284 free_pcp:62 free_cma:0 [ 2122.793679][ T8251] Node 0 active_anon:6832kB inactive_anon:1041088kB active_file:152kB inactive_file:24kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 784384kB writeback_tmp:0kB kernel_stack:8256kB all_unreclaimable? yes [ 2122.823491][ T8251] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2122.850872][ T8251] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2122.880186][ T8251] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2122.885911][ T8251] Node 0 DMA32 free:20060kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:668280kB active_file:152kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:13928kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 2122.916077][ T8251] lowmem_reserve[]: 0 0 707 707 707 [ 2122.921346][ T8251] Node 0 Normal free:3828kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372808kB active_file:4kB inactive_file:0kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2122.950693][ T8251] lowmem_reserve[]: 0 0 0 0 0 [ 2122.955619][ T8251] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2122.987334][ T8251] lowmem_reserve[]: 0 0 0 0 0 [ 2122.992004][ T8251] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2123.014257][ T8251] Node 0 DMA32: 1290*4kB (UME) 805*8kB (ME) 307*16kB (ME) 103*32kB (UM) 0*64kB 0*128kB 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 20064kB [ 2123.034980][ T8251] Node 0 Normal: 612*4kB (UME) 115*8kB (ME) 28*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3848kB [ 2123.048816][ T8251] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2123.069015][ T8251] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2123.078690][ T8251] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2123.087974][ T8251] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2123.097503][ T8251] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2123.106814][ T8251] 7498 total pagecache pages [ 2123.111378][ T8251] 0 pages in swap cache [ 2123.115945][ T8251] Swap cache stats: add 0, delete 0, find 0/0 [ 2123.122044][ T8251] Free swap = 0kB [ 2123.125775][ T8251] Total swap = 0kB [ 2123.129466][ T8251] 1965979 pages RAM [ 2123.133246][ T8251] 0 pages HighMem/MovableOnly [ 2123.137913][ T8251] 83664 pages reserved [ 2123.141971][ T8251] 0 pages cma reserved [ 2123.146054][ T8251] Unreclaimable slab info: [ 2123.150439][ T8251] Name Used Total [ 2123.156678][ T8251] SCTPv6 10KB 15KB [ 2123.162719][ T8251] DCCPv6 12KB 14KB [ 2123.168859][ T8251] DCCP 11KB 13KB [ 2123.175260][ T8251] RAWv6 49KB 53KB [ 2123.181295][ T8251] UDPv6 38KB 47KB [ 2123.187373][ T8251] TCPv6 20KB 34KB [ 2123.193506][ T8251] nf_conntrack 6KB 24KB [ 2123.199594][ T8251] scsi_sense_cache 1056KB 1060KB [ 2123.205667][ T8251] i915_vma 48KB 52KB [ 2123.211706][ T8251] mqueue_inode_cache 6KB 7KB [ 2123.221000][ T8251] cifs_small_rq 13KB 15KB [ 2123.227135][ T8251] cifs_request 65KB 65KB [ 2123.233191][ T8251] nfs_read_data 28KB 28KB [ 2123.241251][ T8251] pid_namespace 1KB 3KB [ 2123.247408][ T8251] tcp_bind_bucket 191KB 204KB [ 2123.253453][ T8251] xfrm_state 5KB 7KB [ 2123.261311][ T8251] PING 55KB 80KB [ 2123.267402][ T8251] RAW 42KB 48KB [ 2123.273437][ T8251] UDP 32KB 55KB [ 2123.286931][ T8251] TCP 8KB 19KB [ 2123.292976][ T8251] hugetlbfs_inode_cache 1KB 7KB [ 2123.300953][ T8251] eventpoll_pwq 4KB 11KB [ 2123.308911][ T8251] bio_crypt_ctx 6KB 7KB [ 2123.319065][ T8251] request_queue 86KB 102KB [ 2123.329507][ T8251] blkdev_ioc 3KB 3KB [ 2123.339345][ T8251] biovec-max 644KB 644KB [ 2123.349467][ T8251] biovec-128 20KB 24KB [ 2123.359688][ T8251] biovec-64 4KB 8KB [ 2123.369607][ T8251] khugepaged_mm_slot 13KB 27KB [ 2123.379658][ T8251] dmaengine-unmap-256 2KB 6KB [ 2123.389314][ T8251] dmaengine-unmap-128 1KB 7KB [ 2123.399525][ T8251] dmaengine-unmap-2 0KB 3KB [ 2123.409332][ T8251] QIPCRTR 0KB 7KB [ 2123.418867][ T8251] skbuff_ext_cache 21KB 55KB [ 2123.429093][ T8251] skbuff_fclone_cache 1KB 8KB [ 2123.439257][ T8251] skbuff_head_cache 66KB 172KB [ 2123.449179][ T8251] file_lock_cache 0KB 3KB [ 2123.459107][ T8251] fsnotify_mark_connector 0KB 7KB [ 2123.469547][ T8251] net_namespace 29KB 29KB [ 2123.479148][ T8251] task_delay_info 48KB 63KB [ 2123.489104][ T8251] taskstats 3KB 18KB [ 2123.498979][ T8251] proc_dir_entry 708KB 712KB [ 2123.509485][ T8251] pde_opener 0KB 3KB [ 2123.520958][ T8251] seq_file 0KB 3KB [ 2123.530626][ T8251] shmem_inode_cache 4481KB 4517KB [ 2123.540863][ T8251] kernfs_node_cache 29633KB 29684KB [ 2123.550633][ T8251] mnt_cache 113KB 120KB [ 2123.559995][ T8251] filp 157KB 300KB [ 2123.569812][ T8251] names_cache 152KB 152KB [ 2123.577845][ T8251] iint_cache 9KB 31KB [ 2123.583896][ T8251] uts_namespace 2KB 3KB [ 2123.593964][ T8251] vm_area_struct 1122KB 1500KB [ 2123.604002][ T8251] mm_struct 195KB 230KB [ 2123.612073][ T8251] fs_cache 9KB 19KB [ 2123.622352][ T8251] files_cache 101KB 166KB [ 2123.632607][ T8251] signal_cache 618KB 676KB [ 2123.639793][ T8251] sighand_cache 1140KB 1218KB [ 2123.649446][ T8251] task_struct 2677KB 2728KB [ 2123.660450][ T8251] cred_jar 123KB 263KB [ 2123.669508][ T8251] anon_vma_chain 241KB 328KB [ 2123.675598][ T8251] anon_vma 135KB 187KB [ 2123.681641][ T8251] pid 57KB 84KB [ 2123.695572][ T8251] Acpi-Operand 110KB 118KB [ 2123.701637][ T8251] Acpi-Parse 99KB 124KB [ 2123.707717][ T8251] Acpi-State 37KB 51KB [ 2123.713812][ T8251] numa_policy 14KB 22KB [ 2123.724004][ T8251] trace_event_file 287KB 296KB [ 2123.731806][ T8251] ftrace_event_field 441KB 451KB [ 2123.741994][ T8251] pool_workqueue 268KB 308KB [ 2123.749913][ T8251] vmap_area 285KB 640KB [ 2123.758784][ T8251] kmalloc-4M 4096KB 4096KB [ 2123.766730][ T8251] kmalloc-512k 2048KB 2048KB [ 2123.772767][ T8251] kmalloc-256k 256KB 256KB [ 2123.782706][ T8251] kmalloc-128k 2816KB 2816KB [ 2123.788780][ T8251] kmalloc-64k 3968KB 4032KB [ 2123.798585][ T8251] kmalloc-32k 1568KB 1568KB [ 2123.804699][ T8251] kmalloc-16k 1184KB 1184KB [ 2123.810785][ T8251] kmalloc-8k 5224KB 5240KB [ 2123.820427][ T8251] kmalloc-4k 33092KB 33140KB [ 2123.826513][ T8251] kmalloc-2k 17676KB 17788KB [ 2123.832671][ T8251] kmalloc-1k 9373KB 9488KB [ 2123.839226][ T8251] kmalloc-512 5974KB 5984KB [ 2123.845304][ T8251] kmalloc-256 4521KB 4536KB [ 2123.851384][ T8251] kmalloc-192 2120KB 2126KB [ 2123.857438][ T8251] kmalloc-96 1871KB 1884KB [ 2123.863515][ T8251] kmalloc-64 2376KB 2408KB [ 2123.874795][ T8251] kmalloc-32 5672395KB 5672395KB [ 2123.880850][ T8251] kmalloc-128 1175KB 1192KB [ 2123.886906][ T8251] kmem_cache 50KB 59KB [ 2123.892945][ T8251] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.0,pid=11964,uid=0 [ 2123.911175][ T8251] Out of memory: Killed process 11964 (syz-executor.0) total-vm:93288kB, anon-rss:3812kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2123.934996][ T1954] oom_reaper: reaped process 11964 (syz-executor.0), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2123.994848][ T8695] syz-fuzzer invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2124.034051][ T8695] CPU: 0 PID: 8695 Comm: syz-fuzzer Not tainted 5.9.0-rc6-syzkaller #0 [ 2124.042400][ T8695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2124.052452][ T8695] Call Trace: [ 2124.055713][ T8695] dump_stack+0x10f/0x19d [ 2124.060008][ T8695] dump_header+0x8e/0x400 [ 2124.064320][ T8695] oom_kill_process+0x18d/0x3f0 [ 2124.069147][ T8695] out_of_memory+0x5fd/0x8c0 [ 2124.073705][ T8695] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2124.079048][ T8695] __alloc_pages_nodemask+0x266/0x380 [ 2124.084391][ T8695] alloc_pages_current+0x21d/0x310 [ 2124.089470][ T8695] __page_cache_alloc+0x4f/0x120 [ 2124.094375][ T8695] pagecache_get_page+0x4ba/0x970 [ 2124.099366][ T8695] ? __do_page_cache_readahead+0x96/0xb0 [ 2124.105035][ T8695] filemap_fault+0xb7a/0x1270 [ 2124.109707][ T8695] ext4_filemap_fault+0x4b/0x60 [ 2124.114524][ T8695] do_read_fault+0x41f/0x760 [ 2124.119080][ T8695] handle_mm_fault+0x14e9/0x1af0 [ 2124.123990][ T8695] do_user_addr_fault+0x380/0x770 [ 2124.129003][ T8695] exc_page_fault+0xb8/0x330 [ 2124.133563][ T8695] ? asm_exc_page_fault+0x8/0x30 [ 2124.138475][ T8695] asm_exc_page_fault+0x1e/0x30 [ 2124.143318][ T8695] RIP: 0033:0x469093 [ 2124.147245][ T8695] Code: Bad RIP value. [ 2124.151285][ T8695] RSP: 002b:000000c00004de80 EFLAGS: 00010206 [ 2124.157331][ T8695] RAX: ffffffffffffff92 RBX: 000000003b984833 RCX: 0000000000469093 [ 2124.165277][ T8695] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000198b038 [ 2124.173214][ T8695] RBP: 000000c00004dec8 R08: 0000000000000000 R09: 0000000000000000 [ 2124.181198][ T8695] R10: 000000c00004deb8 R11: 0000000000000206 R12: 0000000000439470 [ 2124.189142][ T8695] R13: 0000000000000000 R14: 0000000000ae2c0c R15: 0000000000000000 [ 2124.205075][ T8695] Mem-Info: [ 2124.208260][ T8695] active_anon:1708 inactive_anon:259733 isolated_anon:0 [ 2124.208260][ T8695] active_file:32 inactive_file:6 isolated_file:0 [ 2124.208260][ T8695] unevictable:4 dirty:0 writeback:0 [ 2124.208260][ T8695] slab_reclaimable:7890 slab_unreclaimable:1501789 [ 2124.208260][ T8695] mapped:54724 shmem:7470 pagetables:4421 bounce:0 [ 2124.208260][ T8695] free:15285 free_pcp:62 free_cma:0 [ 2124.248693][ T8695] Node 0 active_anon:6832kB inactive_anon:1038932kB active_file:52kB inactive_file:72kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:12kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 782336kB writeback_tmp:0kB kernel_stack:8240kB all_unreclaimable? yes [ 2124.278163][ T8695] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2124.305015][ T8695] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2124.332939][ T8695] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2124.338816][ T8695] Node 0 DMA32 free:19868kB min:36960kB low:45688kB high:54416kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:666100kB active_file:32kB inactive_file:36kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:13852kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2124.368830][ T8695] lowmem_reserve[]: 0 0 707 707 707 [ 2124.374010][ T8695] Node 0 Normal free:4104kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372808kB active_file:4kB inactive_file:0kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2124.403686][ T8695] lowmem_reserve[]: 0 0 0 0 0 [ 2124.408415][ T8695] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2124.437314][ T8695] lowmem_reserve[]: 0 0 0 0 0 [ 2124.441963][ T8695] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2124.456618][ T8695] Node 0 DMA32: 1293*4kB (UME) 809*8kB (UME) 310*16kB (UME) 102*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 19868kB [ 2124.472638][ T8695] Node 0 Normal: 621*4kB (UME) 115*8kB (ME) 26*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3852kB [ 2124.486552][ T8695] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2124.508303][ T8695] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2124.517846][ T8695] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2124.530827][ T8695] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2124.540362][ T8695] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2124.553976][ T8695] 7489 total pagecache pages [ 2124.560021][ T8695] 0 pages in swap cache [ 2124.564157][ T8695] Swap cache stats: add 0, delete 0, find 0/0 [ 2124.570223][ T8695] Free swap = 0kB [ 2124.573914][ T8695] Total swap = 0kB [ 2124.578971][ T8695] 1965979 pages RAM [ 2124.582744][ T8695] 0 pages HighMem/MovableOnly [ 2124.587434][ T8695] 83664 pages reserved [ 2124.591470][ T8695] 0 pages cma reserved [ 2124.597010][ T8695] Unreclaimable slab info: [ 2124.601424][ T8695] Name Used Total [ 2124.607670][ T8695] SCTPv6 10KB 15KB [ 2124.613705][ T8695] DCCPv6 12KB 14KB [ 2124.619767][ T8695] DCCP 11KB 13KB [ 2124.625867][ T8695] RAWv6 49KB 53KB [ 2124.631907][ T8695] UDPv6 38KB 47KB [ 2124.637965][ T8695] TCPv6 20KB 34KB [ 2124.644054][ T8695] nf_conntrack 6KB 24KB [ 2124.650490][ T8695] scsi_sense_cache 1056KB 1060KB [ 2124.656843][ T8695] i915_vma 48KB 52KB [ 2124.662895][ T8695] mqueue_inode_cache 6KB 7KB [ 2124.672639][ T8695] cifs_small_rq 13KB 15KB [ 2124.678730][ T8695] cifs_request 65KB 65KB [ 2124.690285][ T8695] nfs_read_data 28KB 28KB [ 2124.696355][ T8695] pid_namespace 1KB 3KB [ 2124.702391][ T8695] tcp_bind_bucket 191KB 204KB [ 2124.713691][ T8695] xfrm_state 5KB 7KB [ 2124.719869][ T8695] PING 55KB 80KB [ 2124.731562][ T8695] RAW 42KB 48KB [ 2124.738100][ T8695] UDP 32KB 55KB [ 2124.744186][ T8695] TCP 8KB 19KB [ 2124.752331][ T8695] hugetlbfs_inode_cache 1KB 7KB [ 2124.762680][ T8695] eventpoll_pwq 4KB 11KB [ 2124.772758][ T8695] bio_crypt_ctx 6KB 7KB [ 2124.780501][ T8695] request_queue 86KB 102KB [ 2124.788189][ T8695] blkdev_ioc 3KB 3KB [ 2124.795947][ T8695] biovec-max 644KB 644KB [ 2124.801994][ T8695] biovec-128 20KB 24KB [ 2124.811534][ T8695] biovec-64 4KB 8KB [ 2124.820439][ T8695] khugepaged_mm_slot 13KB 27KB [ 2124.830604][ T8695] dmaengine-unmap-256 2KB 6KB [ 2124.840950][ T8695] dmaengine-unmap-128 1KB 7KB [ 2124.850141][ T8695] dmaengine-unmap-2 0KB 3KB [ 2124.859842][ T8695] QIPCRTR 0KB 7KB [ 2124.869799][ T8695] skbuff_ext_cache 21KB 55KB [ 2124.878338][ T8695] skbuff_fclone_cache 4KB 8KB [ 2124.886414][ T8695] skbuff_head_cache 66KB 172KB [ 2124.892470][ T8695] file_lock_cache 0KB 3KB [ 2124.901597][ T8695] fsnotify_mark_connector 0KB 7KB [ 2124.910174][ T8695] net_namespace 29KB 29KB [ 2124.919822][ T8695] task_delay_info 48KB 63KB [ 2124.928085][ T8695] taskstats 3KB 18KB [ 2124.934127][ T8695] proc_dir_entry 708KB 712KB [ 2124.940180][ T8695] pde_opener 0KB 3KB [ 2124.946240][ T8695] seq_file 0KB 3KB [ 2124.952300][ T8695] shmem_inode_cache 4481KB 4517KB [ 2124.960767][ T8695] kernfs_node_cache 29633KB 29684KB [ 2124.966915][ T8695] mnt_cache 113KB 120KB [ 2124.972966][ T8695] filp 157KB 300KB [ 2124.982621][ T8695] names_cache 152KB 152KB [ 2124.989042][ T8695] iint_cache 9KB 31KB [ 2125.002485][ T8695] uts_namespace 2KB 3KB [ 2125.008570][ T8695] vm_area_struct 1122KB 1500KB [ 2125.018536][ T8695] mm_struct 195KB 230KB [ 2125.024608][ T8695] fs_cache 9KB 19KB [ 2125.030708][ T8695] files_cache 101KB 166KB [ 2125.039716][ T8695] signal_cache 618KB 676KB [ 2125.047193][ T8695] sighand_cache 1140KB 1218KB [ 2125.053271][ T8695] task_struct 2677KB 2728KB [ 2125.063485][ T8695] cred_jar 123KB 263KB [ 2125.071210][ T8695] anon_vma_chain 241KB 328KB [ 2125.077281][ T8695] anon_vma 135KB 187KB [ 2125.083319][ T8695] pid 57KB 84KB [ 2125.093035][ T8695] Acpi-Operand 110KB 118KB [ 2125.099429][ T8695] Acpi-Parse 99KB 124KB [ 2125.109342][ T8695] Acpi-State 37KB 51KB [ 2125.118319][ T8695] numa_policy 14KB 22KB [ 2125.127295][ T8695] trace_event_file 287KB 296KB [ 2125.133444][ T8695] ftrace_event_field 441KB 451KB [ 2125.143192][ T8695] pool_workqueue 268KB 308KB [ 2125.152997][ T8695] vmap_area 285KB 640KB [ 2125.159076][ T8695] kmalloc-4M 4096KB 4096KB [ 2125.169105][ T8695] kmalloc-512k 2048KB 2048KB [ 2125.175276][ T8695] kmalloc-256k 256KB 256KB [ 2125.181384][ T8695] kmalloc-128k 2816KB 2816KB [ 2125.192468][ T8695] kmalloc-64k 3968KB 4032KB [ 2125.198555][ T8695] kmalloc-32k 1568KB 1568KB [ 2125.208292][ T8695] kmalloc-16k 1184KB 1184KB [ 2125.214447][ T8695] kmalloc-8k 5224KB 5240KB [ 2125.220505][ T8695] kmalloc-4k 33092KB 33140KB [ 2125.230060][ T8695] kmalloc-2k 17676KB 17788KB [ 2125.236123][ T8695] kmalloc-1k 9373KB 9488KB [ 2125.242159][ T8695] kmalloc-512 5974KB 5984KB [ 2125.248281][ T8695] kmalloc-256 4521KB 4536KB [ 2125.256063][ T8695] kmalloc-192 2120KB 2126KB [ 2125.262098][ T8695] kmalloc-96 1871KB 1884KB [ 2125.268519][ T8695] kmalloc-64 2376KB 2408KB [ 2125.278615][ T8695] kmalloc-32 5674856KB 5674856KB [ 2125.286303][ T8695] kmalloc-128 1175KB 1192KB [ 2125.292342][ T8695] kmem_cache 50KB 59KB [ 2125.298458][ T8695] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.0,pid=11943,uid=0 [ 2125.314156][ T8695] Out of memory: Killed process 11943 (syz-executor.0) total-vm:93288kB, anon-rss:3812kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2125.349381][ T8695] syz-fuzzer invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2125.361370][ T8695] CPU: 0 PID: 8695 Comm: syz-fuzzer Not tainted 5.9.0-rc6-syzkaller #0 [ 2125.369625][ T8695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2125.379651][ T8695] Call Trace: [ 2125.382990][ T8695] dump_stack+0x10f/0x19d [ 2125.387320][ T8695] dump_header+0x8e/0x400 [ 2125.391617][ T8695] oom_kill_process+0x18d/0x3f0 [ 2125.396433][ T8695] out_of_memory+0x5fd/0x8c0 [ 2125.401104][ T8695] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2125.406444][ T8695] __alloc_pages_nodemask+0x266/0x380 [ 2125.411827][ T8695] alloc_pages_current+0x21d/0x310 [ 2125.416908][ T8695] __page_cache_alloc+0x4f/0x120 [ 2125.421815][ T8695] pagecache_get_page+0x4ba/0x970 [ 2125.426822][ T8695] ? __do_page_cache_readahead+0x96/0xb0 [ 2125.432509][ T8695] filemap_fault+0xb7a/0x1270 [ 2125.437157][ T8695] ext4_filemap_fault+0x4b/0x60 [ 2125.441975][ T8695] do_read_fault+0x41f/0x760 [ 2125.446531][ T8695] handle_mm_fault+0x14e9/0x1af0 [ 2125.451560][ T8695] do_user_addr_fault+0x380/0x770 [ 2125.456554][ T8695] exc_page_fault+0xb8/0x330 [ 2125.461112][ T8695] ? asm_exc_page_fault+0x8/0x30 [ 2125.466014][ T8695] asm_exc_page_fault+0x1e/0x30 [ 2125.470839][ T8695] RIP: 0033:0x469093 [ 2125.474775][ T8695] Code: Bad RIP value. [ 2125.478815][ T8695] RSP: 002b:000000c00004de80 EFLAGS: 00010206 [ 2125.484861][ T8695] RAX: ffffffffffffff92 RBX: 000000003b984833 RCX: 0000000000469093 [ 2125.492808][ T8695] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000198b038 [ 2125.500755][ T8695] RBP: 000000c00004dec8 R08: 0000000000000000 R09: 0000000000000000 [ 2125.508691][ T8695] R10: 000000c00004deb8 R11: 0000000000000206 R12: 0000000000439470 [ 2125.516628][ T8695] R13: 0000000000000000 R14: 0000000000ae2c0c R15: 0000000000000000 [ 2125.525506][ T8695] Mem-Info: [ 2125.528793][ T8695] active_anon:1708 inactive_anon:259190 isolated_anon:0 [ 2125.528793][ T8695] active_file:52 inactive_file:0 isolated_file:0 [ 2125.528793][ T8695] unevictable:4 dirty:0 writeback:0 [ 2125.528793][ T8695] slab_reclaimable:7890 slab_unreclaimable:1501925 [ 2125.528793][ T8695] mapped:54724 shmem:7470 pagetables:4356 bounce:0 [ 2125.528793][ T8695] free:15577 free_pcp:108 free_cma:0 [ 2125.565402][ T8695] Node 0 active_anon:6832kB inactive_anon:1036760kB active_file:100kB inactive_file:0kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 780288kB writeback_tmp:0kB kernel_stack:8224kB all_unreclaimable? no [ 2125.595056][ T8695] Node 1 active_anon:0kB inactive_anon:0kB active_file:8kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2125.621901][ T8695] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2125.649846][ T8695] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2125.655656][ T8695] Node 0 DMA32 free:20248kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:663952kB active_file:200kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:13704kB bounce:0kB free_pcp:252kB local_pcp:0kB free_cma:0kB [ 2125.686062][ T8695] lowmem_reserve[]: 0 0 707 707 707 [ 2125.691346][ T8695] Node 0 Normal free:3804kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372808kB active_file:0kB inactive_file:4kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2125.722261][ T8695] lowmem_reserve[]: 0 0 0 0 0 [ 2125.726940][ T8695] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:8kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2125.757954][ T8695] lowmem_reserve[]: 0 0 0 0 0 [ 2125.762623][ T8695] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2125.779178][ T8695] Node 0 DMA32: 1233*4kB (UME) 777*8kB (UME) 311*16kB (UME) 103*32kB (UM) 1*64kB (U) 1*128kB (U) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 20636kB [ 2125.796101][ T8695] Node 0 Normal: 621*4kB (ME) 115*8kB (ME) 24*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3820kB [ 2125.809850][ T8695] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2125.827424][ T8695] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2125.837024][ T8695] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2125.847920][ T8695] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2125.857482][ T8695] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2125.882377][ T8695] 7514 total pagecache pages [ 2125.890520][ T8695] 0 pages in swap cache [ 2125.894800][ T8695] Swap cache stats: add 0, delete 0, find 0/0 [ 2125.900938][ T8695] Free swap = 0kB [ 2125.919412][ T8695] Total swap = 0kB [ 2125.923199][ T8695] 1965979 pages RAM [ 2125.937079][ T8695] 0 pages HighMem/MovableOnly [ 2125.941738][ T8695] 83664 pages reserved [ 2125.947122][ T8695] 0 pages cma reserved [ 2125.951254][ T8695] Unreclaimable slab info: [ 2125.964120][ T8695] Name Used Total [ 2125.970347][ T8695] SCTPv6 10KB 15KB [ 2125.987314][ T8695] DCCPv6 12KB 14KB [ 2125.993455][ T8695] DCCP 11KB 13KB [ 2126.014580][ T8695] RAWv6 49KB 53KB [ 2126.020633][ T8695] UDPv6 38KB 47KB [ 2126.039274][ T8695] TCPv6 20KB 34KB [ 2126.050354][ T8695] nf_conntrack 6KB 24KB [ 2126.058947][ T8695] scsi_sense_cache 1056KB 1060KB [ 2126.065095][ T8695] i915_vma 48KB 52KB [ 2126.071140][ T8695] mqueue_inode_cache 6KB 7KB [ 2126.083600][ T8695] cifs_small_rq 13KB 15KB [ 2126.099878][ T8695] cifs_request 65KB 65KB [ 2126.110991][ T8695] nfs_read_data 28KB 28KB [ 2126.123546][ T8695] pid_namespace 1KB 3KB [ 2126.135362][ T8695] tcp_bind_bucket 191KB 204KB [ 2126.141542][ T8695] xfrm_state 5KB 7KB [ 2126.160324][ T8695] PING 55KB 80KB [ 2126.172551][ T8695] RAW 42KB 48KB [ 2126.180390][ T8695] UDP 32KB 55KB [ 2126.186911][ T8695] TCP 8KB 19KB [ 2126.192955][ T8695] hugetlbfs_inode_cache 1KB 7KB [ 2126.205859][ T8695] eventpoll_pwq 4KB 11KB [ 2126.212049][ T8695] bio_crypt_ctx 6KB 7KB [ 2126.230693][ T8695] request_queue 86KB 102KB [ 2126.243087][ T8695] blkdev_ioc 3KB 3KB [ 2126.249992][ T8695] biovec-max 644KB 644KB [ 2126.256055][ T8695] biovec-128 20KB 24KB [ 2126.262084][ T8695] biovec-64 4KB 8KB [ 2126.272061][ T8695] khugepaged_mm_slot 13KB 27KB [ 2126.278209][ T8695] dmaengine-unmap-256 2KB 6KB [ 2126.288851][ T8695] dmaengine-unmap-128 1KB 7KB [ 2126.295103][ T8695] dmaengine-unmap-2 0KB 3KB [ 2126.301140][ T8695] QIPCRTR 0KB 7KB [ 2126.307204][ T8695] skbuff_ext_cache 21KB 55KB [ 2126.313240][ T8695] skbuff_fclone_cache 4KB 8KB [ 2126.319843][ T8695] skbuff_head_cache 66KB 172KB [ 2126.325974][ T8695] file_lock_cache 0KB 3KB [ 2126.332014][ T8695] fsnotify_mark_connector 0KB 7KB [ 2126.335097][T23496] warn_alloc: 211 callbacks suppressed [ 2126.335110][T23496] syz-executor.4: page allocation failure: order:0, mode:0x40cc0(GFP_KERNEL|__GFP_COMP), nodemask=(null),cpuset=/,mems_allowed=0-1 [ 2126.344659][ T8695] net_namespace 29KB 29KB [ 2126.367302][T23496] CPU: 1 PID: 23496 Comm: syz-executor.4 Not tainted 5.9.0-rc6-syzkaller #0 [ 2126.374955][ T8695] task_delay_info 48KB 63KB [ 2126.375955][T23496] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2126.381990][ T8695] taskstats 3KB 18KB [ 2126.392005][T23496] Call Trace: [ 2126.392024][T23496] dump_stack+0x10f/0x19d [ 2126.392036][T23496] warn_alloc+0x105/0x160 [ 2126.392051][T23496] ? schedule_timeout+0x13f/0x2c0 [ 2126.392064][T23496] __alloc_pages_slowpath+0x9cd/0x9e0 [ 2126.392079][T23496] __alloc_pages_nodemask+0x266/0x380 [ 2126.392139][T23496] kmem_getpages+0x17/0xb0 [ 2126.412475][ T8695] proc_dir_entry 708KB 712KB [ 2126.415163][T23496] cache_grow_begin+0x60/0x1f0 [ 2126.415180][T23496] fallback_alloc+0x124/0x1e0 [ 2126.420615][ T8695] pde_opener 0KB 3KB [ 2126.425953][T23496] kmem_cache_alloc_trace+0x113/0x2d0 [ 2126.425964][T23496] ? io_issue_sqe+0x261e/0x7950 [ 2126.426010][T23496] io_issue_sqe+0x261e/0x7950 [ 2126.426025][T23496] ? check_preemption_disabled+0x51/0x140 [ 2126.445803][ T8695] seq_file 0KB 3KB [ 2126.445923][T23496] ? check_preemption_disabled+0x51/0x140 [ 2126.451967][ T8695] shmem_inode_cache 4481KB 4517KB [ 2126.457300][T23496] ? debug_smp_processor_id+0x18/0x20 [ 2126.457312][T23496] ? irqentry_exit_cond_resched+0x22/0x40 [ 2126.457321][T23496] ? check_preemption_disabled+0x51/0x140 [ 2126.457336][T23496] ? ___cache_free+0x9c/0x380 [ 2126.476820][ T8695] kernfs_node_cache 29633KB 29684KB [ 2126.478621][T23496] ? __io_free_req_finish+0xe9/0x190 [ 2126.491410][ T8695] mnt_cache 113KB 120KB [ 2126.495760][T23496] ? __rcu_read_unlock+0x4b/0x260 [ 2126.495776][T23496] ? __io_free_req_finish+0x121/0x190 [ 2126.495789][T23496] __io_queue_sqe+0x1b7/0x670 [ 2126.495803][T23496] io_queue_sqe+0x81/0x220 [ 2126.495846][T23496] io_submit_sqe+0x333/0x550 [ 2126.495858][T23496] io_submit_sqes+0x8c6/0xfb0 [ 2126.495881][T23496] __se_sys_io_uring_enter+0x1e8/0x790 [ 2126.513722][ T8695] filp 157KB 300KB [ 2126.518074][T23496] __x64_sys_io_uring_enter+0x74/0x80 [ 2126.523293][ T8695] names_cache 152KB 152KB [ 2126.529335][T23496] do_syscall_64+0x39/0x80 [ 2126.529348][T23496] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 2126.529362][T23496] RIP: 0033:0x45e179 [ 2126.548718][ T8695] iint_cache 9KB 31KB [ 2126.548743][T23496] Code: Bad RIP value. [ 2126.553293][ T8695] uts_namespace 2KB 3KB [ 2126.557934][T23496] RSP: 002b:00007f4ce8167c78 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa [ 2126.557945][T23496] RAX: ffffffffffffffda RBX: 00000000000082c0 RCX: 000000000045e179 [ 2126.557951][T23496] RDX: 0000000000000000 RSI: 000000000000450c RDI: 0000000000000003 [ 2126.557956][T23496] RBP: 000000000118cf98 R08: 0000000000000000 R09: 0000000000000000 [ 2126.558039][T23496] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118cf4c [ 2126.558052][T23496] R13: 00007ffca4f3eaaf R14: 00007f4ce81689c0 R15: 000000000118cf4c [ 2126.563769][ T8695] vm_area_struct 1122KB 1500KB [ 2126.590422][T23496] Mem-Info: [ 2126.602238][ T8695] mm_struct 195KB 230KB [ 2126.614856][T23496] active_anon:1708 inactive_anon:259184 isolated_anon:0 [ 2126.614856][T23496] active_file:17 inactive_file:12 isolated_file:0 [ 2126.614856][T23496] unevictable:4 dirty:0 writeback:0 [ 2126.614856][T23496] slab_reclaimable:7890 slab_unreclaimable:1502235 [ 2126.614856][T23496] mapped:54724 shmem:7470 pagetables:4365 bounce:0 [ 2126.614856][T23496] free:15300 free_pcp:185 free_cma:0 [ 2126.641430][ T8695] fs_cache 9KB 19KB [ 2126.653361][T23496] Node 0 active_anon:6832kB inactive_anon:1036736kB active_file:60kB inactive_file:52kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 778240kB writeback_tmp:0kB kernel_stack:8208kB all_unreclaimable? yes [ 2126.679254][ T8695] files_cache 101KB 166KB [ 2126.722146][T23496] Node 1 active_anon:0kB inactive_anon:0kB active_file:8kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2126.755704][ T8695] signal_cache 618KB 676KB [ 2126.788157][T23496] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2126.812554][ T8695] sighand_cache 1140KB 1218KB [ 2126.825966][T23496] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2126.831678][T23496] Node 0 DMA32 free:20132kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:663928kB active_file:160kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:13740kB bounce:0kB free_pcp:500kB local_pcp:252kB free_cma:0kB [ 2126.837917][ T8695] task_struct 2677KB 2728KB [ 2126.868556][T23496] lowmem_reserve[]: 0 0 707 707 707 [ 2126.873800][T23496] Node 0 Normal free:3820kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372808kB active_file:4kB inactive_file:0kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:240kB local_pcp:240kB free_cma:0kB [ 2126.882828][ T8695] cred_jar 123KB 263KB [ 2126.913859][T23496] lowmem_reserve[]: 0 0 0 0 0 [ 2126.923688][T23496] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:8kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2126.923786][ T8695] anon_vma_chain 241KB 328KB [ 2126.962217][T23496] lowmem_reserve[]: 0 0 0 0 0 [ 2126.967623][ T8695] anon_vma 135KB 187KB [ 2126.973909][ T8695] pid 57KB 84KB [ 2126.976463][T23496] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2126.981786][ T8695] Acpi-Operand 110KB 118KB [ 2127.009278][T23496] Node 0 DMA32: 1233*4kB (UME) 776*8kB (ME) 310*16kB (ME) 102*32kB (M) 0*64kB 0*128kB 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 20132kB [ 2127.009786][ T8695] Acpi-Parse 99KB 124KB [ 2127.038487][T23496] Node 0 Normal: 621*4kB (ME) 115*8kB (ME) 24*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3820kB [ 2127.038945][ T8695] Acpi-State 37KB 51KB [ 2127.058129][T23496] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2127.069817][ T8695] numa_policy 14KB 22KB [ 2127.087238][T23496] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2127.091439][ T8695] trace_event_file 287KB 296KB [ 2127.102537][T23496] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2127.103643][ T8695] ftrace_event_field 441KB 451KB [ 2127.118088][T23496] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2127.138121][T23496] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2127.147661][ T8695] pool_workqueue 268KB 308KB [ 2127.153467][T23496] 7503 total pagecache pages [ 2127.153715][ T8695] vmap_area 285KB 640KB [ 2127.158288][T23496] 0 pages in swap cache [ 2127.158294][T23496] Swap cache stats: add 0, delete 0, find 0/0 [ 2127.158297][T23496] Free swap = 0kB [ 2127.158300][T23496] Total swap = 0kB [ 2127.158304][T23496] 1965979 pages RAM [ 2127.158306][T23496] 0 pages HighMem/MovableOnly [ 2127.158309][T23496] 83664 pages reserved [ 2127.158311][T23496] 0 pages cma reserved [ 2127.198666][ T8695] kmalloc-4M 4096KB 4096KB [ 2127.204774][ T8695] kmalloc-512k 2048KB 2048KB [ 2127.211285][ T8695] kmalloc-256k 256KB 256KB [ 2127.220746][ T8695] kmalloc-128k 2816KB 2816KB [ 2127.226804][ T8695] kmalloc-64k 3968KB 4032KB [ 2127.232855][ T8695] kmalloc-32k 1568KB 1568KB [ 2127.244622][ T8695] kmalloc-16k 1184KB 1184KB [ 2127.250855][ T8695] kmalloc-8k 5224KB 5240KB [ 2127.258640][ T8695] kmalloc-4k 33092KB 33140KB [ 2127.268551][ T8695] kmalloc-2k 17676KB 17788KB [ 2127.275962][ T8695] kmalloc-1k 9373KB 9488KB [ 2127.282007][ T8695] kmalloc-512 5974KB 5984KB [ 2127.292266][ T8695] kmalloc-256 4521KB 4536KB [ 2127.299759][ T8695] kmalloc-192 2120KB 2126KB [ 2127.308591][ T8695] kmalloc-96 1871KB 1884KB [ 2127.314918][ T8695] kmalloc-64 2376KB 2408KB [ 2127.321204][ T8695] kmalloc-32 5676599KB 5676599KB [ 2127.331593][ T8695] kmalloc-128 1175KB 1192KB [ 2127.337656][ T8695] kmem_cache 50KB 59KB [ 2127.343778][ T8695] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.0,pid=11784,uid=0 [ 2127.358284][ T8695] Out of memory: Killed process 11784 (syz-executor.0) total-vm:93288kB, anon-rss:3812kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2127.378180][ T1954] oom_reaper: reaped process 11784 (syz-executor.0), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2127.483414][ T5080] systemd-udevd invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=-1000 [ 2127.497752][ T5080] CPU: 0 PID: 5080 Comm: systemd-udevd Not tainted 5.9.0-rc6-syzkaller #0 [ 2127.506260][ T5080] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2127.516292][ T5080] Call Trace: [ 2127.519564][ T5080] dump_stack+0x10f/0x19d [ 2127.523883][ T5080] dump_header+0x8e/0x400 [ 2127.528189][ T5080] oom_kill_process+0x18d/0x3f0 [ 2127.533065][ T5080] out_of_memory+0x5fd/0x8c0 [ 2127.537639][ T5080] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2127.543012][ T5080] __alloc_pages_nodemask+0x266/0x380 [ 2127.548442][ T5080] alloc_pages_current+0x21d/0x310 [ 2127.553536][ T5080] __page_cache_alloc+0x4f/0x120 [ 2127.558444][ T5080] pagecache_get_page+0x4ba/0x970 [ 2127.563438][ T5080] ? __do_page_cache_readahead+0x96/0xb0 [ 2127.569038][ T5080] filemap_fault+0xb7a/0x1270 [ 2127.573734][ T5080] ext4_filemap_fault+0x4b/0x60 [ 2127.578564][ T5080] do_read_fault+0x41f/0x760 [ 2127.583205][ T5080] handle_mm_fault+0x14e9/0x1af0 [ 2127.588112][ T5080] do_user_addr_fault+0x380/0x770 [ 2127.593106][ T5080] exc_page_fault+0xb8/0x330 [ 2127.597710][ T5080] ? asm_exc_page_fault+0x8/0x30 [ 2127.602614][ T5080] asm_exc_page_fault+0x1e/0x30 [ 2127.607430][ T5080] RIP: 0033:0x7f58b896a2e3 [ 2127.611824][ T5080] Code: Bad RIP value. [ 2127.615856][ T5080] RSP: 002b:00007ffee3d32b28 EFLAGS: 00010246 [ 2127.622010][ T5080] RAX: 0000000000000001 RBX: 000055ab13d5e920 RCX: 00007f58b896a2e3 [ 2127.629949][ T5080] RDX: 0000000000000009 RSI: 00007ffee3d32b30 RDI: 000000000000000a [ 2127.638206][ T5080] RBP: 00007ffee3d32ca0 R08: 000000000000ffff R09: 00007ffee3dda080 [ 2127.646145][ T5080] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffee3d32b30 [ 2127.654153][ T5080] R13: 0000000000000001 R14: ffffffffffffffff R15: 0000000000000000 [ 2127.662745][ T5080] Mem-Info: [ 2127.665880][ T5080] active_anon:1708 inactive_anon:258651 isolated_anon:0 [ 2127.665880][ T5080] active_file:23 inactive_file:19 isolated_file:0 [ 2127.665880][ T5080] unevictable:4 dirty:0 writeback:0 [ 2127.665880][ T5080] slab_reclaimable:7890 slab_unreclaimable:1502925 [ 2127.665880][ T5080] mapped:54724 shmem:7470 pagetables:4328 bounce:0 [ 2127.665880][ T5080] free:15279 free_pcp:62 free_cma:0 [ 2127.702292][ T5080] Node 0 active_anon:6832kB inactive_anon:1034604kB active_file:92kB inactive_file:72kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 778240kB writeback_tmp:0kB kernel_stack:8208kB all_unreclaimable? yes [ 2127.733160][ T5080] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2127.760167][ T5080] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2127.787850][ T5080] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2127.793539][ T5080] Node 0 DMA32 free:19892kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:661796kB active_file:184kB inactive_file:88kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:13592kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2127.823750][ T5080] lowmem_reserve[]: 0 0 707 707 707 [ 2127.837731][ T5080] Node 0 Normal free:3760kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372808kB active_file:12kB inactive_file:0kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2127.871485][ T5080] lowmem_reserve[]: 0 0 0 0 0 [ 2127.876193][ T5080] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2127.905086][ T5080] lowmem_reserve[]: 0 0 0 0 0 [ 2127.909748][ T5080] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2127.924339][ T5080] Node 0 DMA32: 1249*4kB (UME) 780*8kB (UME) 312*16kB (UME) 102*32kB (M) 1*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 19940kB [ 2127.940215][ T5080] Node 0 Normal: 621*4kB (ME) 115*8kB (ME) 23*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3804kB [ 2127.954267][ T5080] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2127.970383][ T5080] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2127.980038][ T5080] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2127.989309][ T5080] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2127.998863][ T5080] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2128.010409][ T5080] 7503 total pagecache pages [ 2128.015315][ T5080] 0 pages in swap cache [ 2128.019448][ T5080] Swap cache stats: add 0, delete 0, find 0/0 [ 2128.033232][ T5080] Free swap = 0kB [ 2128.037114][ T5080] Total swap = 0kB [ 2128.040807][ T5080] 1965979 pages RAM [ 2128.051090][ T5080] 0 pages HighMem/MovableOnly [ 2128.055856][ T5080] 83664 pages reserved [ 2128.059907][ T5080] 0 pages cma reserved [ 2128.071613][ T5080] Unreclaimable slab info: [ 2128.077538][ T5080] Name Used Total [ 2128.083770][ T5080] SCTPv6 10KB 15KB [ 2128.093671][ T5080] DCCPv6 12KB 14KB [ 2128.099737][ T5080] DCCP 11KB 13KB [ 2128.109739][ T5080] RAWv6 49KB 53KB [ 2128.115801][ T5080] UDPv6 38KB 47KB [ 2128.121863][ T5080] TCPv6 20KB 34KB [ 2128.128330][ T5080] nf_conntrack 6KB 24KB [ 2128.134539][ T5080] scsi_sense_cache 1056KB 1060KB [ 2128.140581][ T5080] i915_vma 48KB 52KB [ 2128.146640][ T5080] mqueue_inode_cache 6KB 7KB [ 2128.152847][ T5080] cifs_small_rq 13KB 15KB [ 2128.158984][ T5080] cifs_request 65KB 65KB [ 2128.165064][ T5080] nfs_read_data 28KB 28KB [ 2128.171106][ T5080] pid_namespace 1KB 3KB [ 2128.184237][ T5080] tcp_bind_bucket 191KB 204KB [ 2128.190285][ T5080] xfrm_state 5KB 7KB [ 2128.198260][ T5080] PING 55KB 80KB [ 2128.208254][ T5080] RAW 42KB 48KB [ 2128.217556][ T5080] UDP 32KB 55KB [ 2128.223598][ T5080] TCP 8KB 19KB [ 2128.238330][ T5080] hugetlbfs_inode_cache 1KB 7KB [ 2128.244758][ T5080] eventpoll_pwq 4KB 11KB [ 2128.250826][ T5080] bio_crypt_ctx 6KB 7KB [ 2128.258934][ T5080] request_queue 86KB 102KB [ 2128.265014][ T5080] blkdev_ioc 3KB 3KB [ 2128.271060][ T5080] biovec-max 644KB 644KB [ 2128.281282][ T5080] biovec-128 20KB 24KB [ 2128.287472][ T5080] biovec-64 4KB 8KB [ 2128.293509][ T5080] khugepaged_mm_slot 13KB 27KB [ 2128.301633][ T5080] dmaengine-unmap-256 2KB 6KB [ 2128.307935][ T5080] dmaengine-unmap-128 1KB 7KB [ 2128.321928][ T5080] dmaengine-unmap-2 0KB 3KB [ 2128.328052][ T5080] QIPCRTR 0KB 7KB [ 2128.341854][ T5080] skbuff_ext_cache 21KB 55KB [ 2128.348408][ T5080] skbuff_fclone_cache 4KB 8KB [ 2128.358460][ T5080] skbuff_head_cache 66KB 172KB [ 2128.364538][ T5080] file_lock_cache 0KB 3KB [ 2128.370581][ T5080] fsnotify_mark_connector 0KB 7KB [ 2128.377198][ T5080] net_namespace 29KB 29KB [ 2128.383333][ T5080] task_delay_info 48KB 63KB [ 2128.395243][ T5080] taskstats 3KB 18KB [ 2128.401288][ T5080] proc_dir_entry 708KB 712KB [ 2128.410359][ T5080] pde_opener 0KB 3KB [ 2128.416540][ T5080] seq_file 0KB 3KB [ 2128.422578][ T5080] shmem_inode_cache 4481KB 4517KB [ 2128.432686][ T5080] kernfs_node_cache 29633KB 29684KB [ 2128.438850][ T5080] mnt_cache 113KB 120KB [ 2128.448276][ T5080] filp 157KB 300KB [ 2128.454971][ T5080] names_cache 152KB 152KB [ 2128.461015][ T5080] iint_cache 9KB 31KB [ 2128.467118][ T5080] uts_namespace 2KB 3KB [ 2128.473158][ T5080] vm_area_struct 1122KB 1500KB [ 2128.479214][ T5080] mm_struct 195KB 230KB [ 2128.485280][ T5080] fs_cache 9KB 19KB [ 2128.491340][ T5080] files_cache 101KB 166KB [ 2128.497393][ T5080] signal_cache 618KB 676KB [ 2128.503421][ T5080] sighand_cache 1140KB 1218KB [ 2128.509487][ T5080] task_struct 2677KB 2728KB [ 2128.515545][ T5080] cred_jar 123KB 263KB [ 2128.521575][ T5080] anon_vma_chain 241KB 328KB [ 2128.527623][ T5080] anon_vma 135KB 187KB [ 2128.533655][ T5080] pid 57KB 84KB [ 2128.539782][ T5080] Acpi-Operand 110KB 118KB [ 2128.545963][ T5080] Acpi-Parse 99KB 124KB [ 2128.552004][ T5080] Acpi-State 37KB 51KB [ 2128.558197][ T5080] numa_policy 14KB 22KB [ 2128.564625][ T5080] trace_event_file 287KB 296KB [ 2128.570721][ T5080] ftrace_event_field 441KB 451KB [ 2128.577012][ T5080] pool_workqueue 268KB 308KB [ 2128.583134][ T5080] vmap_area 285KB 640KB [ 2128.589202][ T5080] kmalloc-4M 4096KB 4096KB [ 2128.595388][ T5080] kmalloc-512k 2048KB 2048KB [ 2128.601517][ T5080] kmalloc-256k 256KB 256KB [ 2128.607563][ T5080] kmalloc-128k 2816KB 2816KB [ 2128.613593][ T5080] kmalloc-64k 3968KB 4032KB [ 2128.619639][ T5080] kmalloc-32k 1568KB 1568KB [ 2128.625686][ T5080] kmalloc-16k 1184KB 1184KB [ 2128.631717][ T5080] kmalloc-8k 5224KB 5240KB [ 2128.637776][ T5080] kmalloc-4k 33092KB 33140KB [ 2128.643933][ T5080] kmalloc-2k 17676KB 17788KB [ 2128.649995][ T5080] kmalloc-1k 9373KB 9488KB [ 2128.656096][ T5080] kmalloc-512 5974KB 5984KB [ 2128.662133][ T5080] kmalloc-256 4521KB 4536KB [ 2128.668180][ T5080] kmalloc-192 2120KB 2126KB [ 2128.674616][ T5080] kmalloc-96 1871KB 1884KB [ 2128.680654][ T5080] kmalloc-64 2376KB 2408KB [ 2128.686707][ T5080] kmalloc-32 5679281KB 5679281KB [ 2128.692834][ T5080] kmalloc-128 1175KB 1192KB [ 2128.698914][ T5080] kmem_cache 50KB 59KB [ 2128.705038][ T5080] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.0,pid=11772,uid=0 [ 2128.719330][ T5080] Out of memory: Killed process 11772 (syz-executor.0) total-vm:93288kB, anon-rss:3812kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2128.738599][ T1954] oom_reaper: reaped process 11772 (syz-executor.0), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2129.174508][ T8698] syz-fuzzer invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2129.185235][ T8698] CPU: 0 PID: 8698 Comm: syz-fuzzer Not tainted 5.9.0-rc6-syzkaller #0 [ 2129.193571][ T8698] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2129.203599][ T8698] Call Trace: [ 2129.206864][ T8698] dump_stack+0x10f/0x19d [ 2129.211195][ T8698] dump_header+0x8e/0x400 [ 2129.215500][ T8698] oom_kill_process+0x18d/0x3f0 [ 2129.220346][ T8698] out_of_memory+0x5fd/0x8c0 [ 2129.225004][ T8698] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2129.230424][ T8698] __alloc_pages_nodemask+0x266/0x380 [ 2129.235909][ T8698] alloc_pages_current+0x21d/0x310 [ 2129.241008][ T8698] __page_cache_alloc+0x4f/0x120 [ 2129.245966][ T8698] pagecache_get_page+0x4ba/0x970 [ 2129.251014][ T8698] ? __do_page_cache_readahead+0x96/0xb0 [ 2129.256676][ T8698] filemap_fault+0xb7a/0x1270 [ 2129.261366][ T8698] ext4_filemap_fault+0x4b/0x60 [ 2129.266193][ T8698] do_read_fault+0x41f/0x760 [ 2129.270845][ T8698] handle_mm_fault+0x14e9/0x1af0 [ 2129.275780][ T8698] do_user_addr_fault+0x380/0x770 [ 2129.280789][ T8698] exc_page_fault+0xb8/0x330 [ 2129.285360][ T8698] ? asm_exc_page_fault+0x8/0x30 [ 2129.290271][ T8698] asm_exc_page_fault+0x1e/0x30 [ 2129.295097][ T8698] RIP: 0033:0x469240 [ 2129.298977][ T8698] Code: Bad RIP value. [ 2129.303020][ T8698] RSP: 002b:000000c00008f7f0 EFLAGS: 00010246 [ 2129.309062][ T8698] RAX: 0000000000000000 RBX: 00000000000003e6 RCX: 0000000000469240 [ 2129.317076][ T8698] RDX: 0000000000000080 RSI: 000000c00008f840 RDI: 0000000000000003 [ 2129.325027][ T8698] RBP: 000000c00008fe40 R08: 0000000000000000 R09: 0000000000000000 [ 2129.332973][ T8698] R10: 00000000000003e6 R11: 0000000000000246 R12: 0000000000000003 [ 2129.340941][ T8698] R13: 000000c000094180 R14: 0000000000000004 R15: ffffffffffffffff [ 2129.366592][ T8698] Mem-Info: [ 2129.369733][ T8698] active_anon:1708 inactive_anon:258106 isolated_anon:0 [ 2129.369733][ T8698] active_file:35 inactive_file:0 isolated_file:0 [ 2129.369733][ T8698] unevictable:4 dirty:1 writeback:0 [ 2129.369733][ T8698] slab_reclaimable:7890 slab_unreclaimable:1503450 [ 2129.369733][ T8698] mapped:54724 shmem:7470 pagetables:4309 bounce:0 [ 2129.369733][ T8698] free:15380 free_pcp:65 free_cma:0 [ 2129.409782][ T8698] Node 0 active_anon:6832kB inactive_anon:1032424kB active_file:140kB inactive_file:0kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 774144kB writeback_tmp:0kB kernel_stack:8176kB all_unreclaimable? yes [ 2129.441090][ T8698] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:4kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2129.472856][ T8698] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2129.504972][ T8698] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2129.510703][ T8698] Node 0 DMA32 free:20228kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:659616kB active_file:140kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:13516kB bounce:0kB free_pcp:12kB local_pcp:12kB free_cma:0kB [ 2129.575484][ T8698] lowmem_reserve[]: 0 0 707 707 707 [ 2129.580777][ T8698] Node 0 Normal free:4044kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372808kB active_file:0kB inactive_file:4kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2129.617254][ T8698] lowmem_reserve[]: 0 0 0 0 0 [ 2129.621912][ T8698] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:4kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2129.654505][ T8698] lowmem_reserve[]: 0 0 0 0 0 [ 2129.659170][ T8698] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2129.673725][ T8698] Node 0 DMA32: 1258*4kB (UME) 781*8kB (UME) 315*16kB (ME) 102*32kB (M) 2*64kB (U) 2*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 20480kB [ 2129.696279][ T8698] Node 0 Normal: 625*4kB (ME) 116*8kB (UME) 21*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3796kB [ 2129.723465][ T8698] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2129.757869][ T8698] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2129.775547][ T8698] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2129.792540][ T8698] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2129.818735][ T8698] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2129.840110][ T8698] 7501 total pagecache pages [ 2129.848444][ T8698] 0 pages in swap cache [ 2129.852579][ T8698] Swap cache stats: add 0, delete 0, find 0/0 [ 2129.871717][ T8698] Free swap = 0kB [ 2129.879482][ T8698] Total swap = 0kB [ 2129.883185][ T8698] 1965979 pages RAM [ 2129.900157][ T8698] 0 pages HighMem/MovableOnly [ 2129.912366][ T8698] 83664 pages reserved [ 2129.932603][ T8698] 0 pages cma reserved [ 2129.938701][ T8698] Unreclaimable slab info: [ 2129.943088][ T8698] Name Used Total [ 2129.961656][ T8698] SCTPv6 10KB 15KB [ 2129.971521][ T8698] DCCPv6 12KB 14KB [ 2129.988874][ T8698] DCCP 11KB 13KB [ 2130.001228][ T8698] RAWv6 49KB 53KB [ 2130.013129][ T8698] UDPv6 38KB 47KB [ 2130.024901][ T8698] TCPv6 20KB 34KB [ 2130.031064][ T8698] nf_conntrack 6KB 24KB [ 2130.048666][ T8698] scsi_sense_cache 1056KB 1060KB [ 2130.062443][ T8698] i915_vma 48KB 52KB [ 2130.076573][ T8698] mqueue_inode_cache 6KB 7KB [ 2130.082739][ T8698] cifs_small_rq 13KB 15KB [ 2130.097958][ T8698] cifs_request 65KB 65KB [ 2130.112047][ T8698] nfs_read_data 28KB 28KB [ 2130.129407][ T8698] pid_namespace 1KB 3KB [ 2130.138881][ T8698] tcp_bind_bucket 191KB 204KB [ 2130.162565][ T8698] xfrm_state 5KB 7KB [ 2130.182300][ T8698] PING 55KB 80KB [ 2130.193031][ T8698] RAW 42KB 48KB [ 2130.212330][ T8698] UDP 32KB 55KB [ 2130.222497][ T8698] TCP 8KB 19KB [ 2130.237686][ T8698] hugetlbfs_inode_cache 1KB 7KB [ 2130.248301][ T8698] eventpoll_pwq 4KB 11KB [ 2130.263288][ T8698] bio_crypt_ctx 6KB 7KB [ 2130.281627][ T8698] request_queue 86KB 102KB [ 2130.287721][ T8698] blkdev_ioc 3KB 3KB [ 2130.304633][ T8698] biovec-max 644KB 644KB [ 2130.310768][ T8698] biovec-128 20KB 24KB [ 2130.323803][ T8698] biovec-64 3KB 8KB [ 2130.329862][ T8698] khugepaged_mm_slot 13KB 27KB [ 2130.349076][ T8698] dmaengine-unmap-256 2KB 6KB [ 2130.359202][ T8698] dmaengine-unmap-128 1KB 7KB [ 2130.374634][ T8698] dmaengine-unmap-2 0KB 3KB [ 2130.380679][ T8698] QIPCRTR 0KB 7KB [ 2130.398295][ T8698] skbuff_ext_cache 21KB 55KB [ 2130.408374][ T8698] skbuff_fclone_cache 4KB 8KB [ 2130.421808][ T8698] skbuff_head_cache 66KB 172KB [ 2130.431473][ T8698] file_lock_cache 0KB 3KB [ 2130.448901][ T8698] fsnotify_mark_connector 0KB 7KB [ 2130.455583][ T8698] net_namespace 29KB 29KB [ 2130.461625][ T8698] task_delay_info 48KB 63KB [ 2130.477442][ T8698] taskstats 3KB 18KB [ 2130.483610][ T8698] proc_dir_entry 708KB 712KB [ 2130.490144][ T8698] pde_opener 0KB 3KB [ 2130.506424][ T8698] seq_file 0KB 3KB [ 2130.512471][ T8698] shmem_inode_cache 4481KB 4517KB [ 2130.522857][ T8698] kernfs_node_cache 29633KB 29684KB [ 2130.532615][ T8698] mnt_cache 113KB 120KB [ 2130.542589][ T8698] filp 157KB 300KB [ 2130.559175][ T8698] names_cache 152KB 152KB [ 2130.568689][ T8698] iint_cache 9KB 31KB [ 2130.580824][ T8698] uts_namespace 2KB 3KB [ 2130.592293][ T8698] vm_area_struct 1094KB 1496KB [ 2130.605970][ T8698] mm_struct 195KB 230KB [ 2130.612013][ T8698] fs_cache 8KB 19KB [ 2130.629826][ T8698] files_cache 99KB 166KB [ 2130.639802][ T8698] signal_cache 618KB 676KB [ 2130.653236][ T8698] sighand_cache 1140KB 1218KB [ 2130.663517][ T8698] task_struct 2677KB 2728KB [ 2130.684823][ T8698] cred_jar 123KB 263KB [ 2130.691262][ T8698] anon_vma_chain 235KB 328KB [ 2130.710568][ T8698] anon_vma 131KB 187KB [ 2130.731428][ T8698] pid 57KB 84KB [ 2130.741702][ T8698] Acpi-Operand 110KB 118KB [ 2130.763042][ T8698] Acpi-Parse 99KB 124KB [ 2130.773127][ T8698] Acpi-State 37KB 51KB [ 2130.797493][ T8698] numa_policy 14KB 22KB [ 2130.810121][ T8698] trace_event_file 287KB 296KB [ 2130.819927][ T8698] ftrace_event_field 441KB 451KB [ 2130.835660][ T8698] pool_workqueue 268KB 308KB [ 2130.841820][ T8698] vmap_area 285KB 640KB [ 2130.859616][ T8698] kmalloc-4M 4096KB 4096KB [ 2130.869973][ T8698] kmalloc-512k 2048KB 2048KB [ 2130.889442][ T8698] kmalloc-256k 256KB 256KB [ 2130.897683][ T8698] kmalloc-128k 2816KB 2816KB [ 2130.912980][ T8698] kmalloc-64k 3968KB 4032KB [ 2130.920995][ T8698] kmalloc-32k 1568KB 1568KB [ 2130.932922][ T8698] kmalloc-16k 1184KB 1184KB [ 2130.942997][ T8698] kmalloc-8k 5224KB 5240KB [ 2130.967233][ T8698] kmalloc-4k 33092KB 33140KB [ 2130.973294][ T8698] kmalloc-2k 17662KB 17784KB [ 2130.991710][ T8698] kmalloc-1k 9373KB 9488KB [ 2130.997923][ T8698] kmalloc-512 5974KB 5984KB [ 2131.018405][ T8698] kmalloc-256 4521KB 4536KB [ 2131.032745][ T8698] kmalloc-192 2120KB 2126KB [ 2131.040753][ T8698] kmalloc-96 1871KB 1884KB [ 2131.057655][ T8698] kmalloc-64 2376KB 2408KB [ 2131.067945][ T8698] kmalloc-32 5681269KB 5681269KB [ 2131.081684][ T8698] kmalloc-128 1175KB 1192KB [ 2131.091534][ T8698] kmem_cache 50KB 59KB [ 2131.109252][ T8698] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.0,pid=11764,uid=0 [ 2131.135127][ T8698] Out of memory: Killed process 11764 (syz-executor.0) total-vm:93288kB, anon-rss:3812kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2131.179150][ T8698] syz-fuzzer invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2131.191753][ T8698] CPU: 1 PID: 8698 Comm: syz-fuzzer Not tainted 5.9.0-rc6-syzkaller #0 [ 2131.199970][ T8698] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2131.210001][ T8698] Call Trace: [ 2131.213273][ T8698] dump_stack+0x10f/0x19d [ 2131.217603][ T8698] dump_header+0x8e/0x400 [ 2131.221912][ T8698] oom_kill_process+0x18d/0x3f0 [ 2131.226796][ T8698] out_of_memory+0x5fd/0x8c0 [ 2131.231361][ T8698] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2131.236706][ T8698] __alloc_pages_nodemask+0x266/0x380 [ 2131.242044][ T8698] alloc_pages_current+0x21d/0x310 [ 2131.247223][ T8698] __page_cache_alloc+0x4f/0x120 [ 2131.252209][ T8698] pagecache_get_page+0x4ba/0x970 [ 2131.257203][ T8698] ? __do_page_cache_readahead+0x96/0xb0 [ 2131.262802][ T8698] filemap_fault+0xb7a/0x1270 [ 2131.267505][ T8698] ext4_filemap_fault+0x4b/0x60 [ 2131.272321][ T8698] do_read_fault+0x41f/0x760 [ 2131.276928][ T8698] handle_mm_fault+0x14e9/0x1af0 [ 2131.281865][ T8698] do_user_addr_fault+0x380/0x770 [ 2131.286873][ T8698] exc_page_fault+0xb8/0x330 [ 2131.291439][ T8698] ? asm_exc_page_fault+0x8/0x30 [ 2131.296341][ T8698] asm_exc_page_fault+0x1e/0x30 [ 2131.301162][ T8698] RIP: 0033:0x469240 [ 2131.305032][ T8698] Code: Bad RIP value. [ 2131.309064][ T8698] RSP: 002b:000000c00008f7f0 EFLAGS: 00010246 [ 2131.315290][ T8698] RAX: 0000000000000000 RBX: 00000000000003e6 RCX: 0000000000469240 [ 2131.323253][ T8698] RDX: 0000000000000080 RSI: 000000c00008f840 RDI: 0000000000000003 [ 2131.331200][ T8698] RBP: 000000c00008fe40 R08: 0000000000000000 R09: 0000000000000000 [ 2131.339139][ T8698] R10: 00000000000003e6 R11: 0000000000000246 R12: 0000000000000003 [ 2131.347139][ T8698] R13: 000000c000094180 R14: 0000000000000004 R15: ffffffffffffffff [ 2131.380210][ T8698] Mem-Info: [ 2131.383414][ T8698] active_anon:1708 inactive_anon:257563 isolated_anon:0 [ 2131.383414][ T8698] active_file:31 inactive_file:0 isolated_file:0 [ 2131.383414][ T8698] unevictable:4 dirty:0 writeback:0 [ 2131.383414][ T8698] slab_reclaimable:7887 slab_unreclaimable:1504093 [ 2131.383414][ T8698] mapped:54724 shmem:7470 pagetables:4281 bounce:0 [ 2131.383414][ T8698] free:15260 free_pcp:125 free_cma:0 [ 2131.430508][ T8698] Node 0 active_anon:6832kB inactive_anon:1030252kB active_file:120kB inactive_file:0kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 772096kB writeback_tmp:0kB kernel_stack:8160kB all_unreclaimable? yes [ 2131.467711][ T8698] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2131.499502][ T8698] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2131.531157][ T8698] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2131.536997][ T8698] Node 0 DMA32 free:20012kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:657444kB active_file:44kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:13404kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 2131.568926][ T8698] lowmem_reserve[]: 0 0 707 707 707 [ 2131.574131][ T8698] Node 0 Normal free:3780kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372808kB active_file:0kB inactive_file:4kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:252kB local_pcp:252kB free_cma:0kB [ 2131.608284][ T8698] lowmem_reserve[]: 0 0 0 0 0 [ 2131.613310][ T8698] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2131.644116][ T8698] lowmem_reserve[]: 0 0 0 0 0 [ 2131.648875][ T8698] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2131.663380][ T8698] Node 0 DMA32: 1261*4kB (ME) 791*8kB (ME) 316*16kB (ME) 102*32kB (M) 1*64kB (U) 0*128kB 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 20012kB [ 2131.680281][ T8698] Node 0 Normal: 627*4kB (ME) 115*8kB (ME) 20*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3780kB [ 2131.697626][ T8698] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2131.717679][ T8698] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2131.727285][ T8698] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2131.739951][ T8698] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2131.749579][ T8698] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2131.761488][ T8698] 7501 total pagecache pages [ 2131.766094][ T8698] 0 pages in swap cache [ 2131.770225][ T8698] Swap cache stats: add 0, delete 0, find 0/0 [ 2131.779875][ T8698] Free swap = 0kB [ 2131.783601][ T8698] Total swap = 0kB [ 2131.787297][ T8698] 1965979 pages RAM [ 2131.791078][ T8698] 0 pages HighMem/MovableOnly [ 2131.799547][ T8698] 83664 pages reserved [ 2131.803607][ T8698] 0 pages cma reserved [ 2131.807689][ T8698] Unreclaimable slab info: [ 2131.812075][ T8698] Name Used Total [ 2131.822099][ T8698] SCTPv6 10KB 15KB [ 2131.828462][ T8698] DCCPv6 12KB 14KB [ 2131.838437][ T8698] DCCP 11KB 13KB [ 2131.844518][ T8698] RAWv6 49KB 53KB [ 2131.850569][ T8698] UDPv6 38KB 47KB [ 2131.864625][ T8698] TCPv6 20KB 34KB [ 2131.870735][ T8698] nf_conntrack 6KB 24KB [ 2131.877892][ T8698] scsi_sense_cache 1056KB 1060KB [ 2131.883978][ T8698] i915_vma 48KB 52KB [ 2131.890020][ T8698] mqueue_inode_cache 6KB 7KB [ 2131.899803][ T8698] cifs_small_rq 13KB 15KB [ 2131.905940][ T8698] cifs_request 65KB 65KB [ 2131.911984][ T8698] nfs_read_data 28KB 28KB [ 2131.921917][ T8698] pid_namespace 1KB 3KB [ 2131.928001][ T8698] tcp_bind_bucket 191KB 204KB [ 2131.938572][ T8698] xfrm_state 5KB 7KB [ 2131.944763][ T8698] PING 55KB 80KB [ 2131.950807][ T8698] RAW 42KB 48KB [ 2131.960916][ T8698] UDP 32KB 55KB [ 2131.967180][ T8698] TCP 8KB 19KB [ 2131.973213][ T8698] hugetlbfs_inode_cache 1KB 7KB [ 2131.979610][ T8698] eventpoll_pwq 4KB 11KB [ 2131.985752][ T8698] bio_crypt_ctx 6KB 7KB [ 2131.991795][ T8698] request_queue 86KB 102KB [ 2132.002086][ T8698] blkdev_ioc 3KB 3KB [ 2132.008460][ T8698] biovec-max 644KB 644KB [ 2132.018357][ T8698] biovec-128 20KB 24KB [ 2132.026836][ T8698] biovec-64 2KB 8KB [ 2132.032879][ T8698] khugepaged_mm_slot 13KB 27KB [ 2132.043138][ T8698] dmaengine-unmap-256 2KB 6KB [ 2132.049685][ T8698] dmaengine-unmap-128 1KB 7KB [ 2132.059778][ T8698] dmaengine-unmap-2 0KB 3KB [ 2132.072188][ T8698] QIPCRTR 0KB 7KB [ 2132.082482][ T8698] skbuff_ext_cache 21KB 55KB [ 2132.088593][ T8698] skbuff_fclone_cache 2KB 8KB [ 2132.100373][ T8698] skbuff_head_cache 66KB 172KB [ 2132.106424][ T8698] file_lock_cache 0KB 3KB [ 2132.112528][ T8698] fsnotify_mark_connector 0KB 7KB [ 2132.126968][ T8698] net_namespace 29KB 29KB [ 2132.133119][ T8698] task_delay_info 48KB 63KB [ 2132.143237][ T8698] taskstats 3KB 18KB [ 2132.159464][ T8698] proc_dir_entry 708KB 712KB [ 2132.167036][ T8698] pde_opener 0KB 3KB [ 2132.173115][ T8698] seq_file 0KB 3KB [ 2132.188254][ T8698] shmem_inode_cache 4481KB 4517KB [ 2132.198655][ T8698] kernfs_node_cache 29633KB 29684KB [ 2132.211312][ T8698] mnt_cache 113KB 120KB [ 2132.217382][ T8698] filp 157KB 300KB [ 2132.229931][ T8698] names_cache 152KB 152KB [ 2132.236042][ T8698] iint_cache 9KB 31KB [ 2132.242085][ T8698] uts_namespace 2KB 3KB [ 2132.251237][ T8698] vm_area_struct 1084KB 1496KB [ 2132.257318][ T8698] mm_struct 195KB 230KB [ 2132.263359][ T8698] fs_cache 8KB 19KB [ 2132.276364][ T8698] files_cache 96KB 166KB [ 2132.282416][ T8698] signal_cache 618KB 676KB [ 2132.294098][ T8698] sighand_cache 1140KB 1218KB [ 2132.300145][ T8698] task_struct 2677KB 2728KB [ 2132.312060][ T8698] cred_jar 123KB 263KB [ 2132.321739][ T8698] anon_vma_chain 232KB 328KB [ 2132.330166][ T8698] anon_vma 130KB 187KB [ 2132.338479][ T8698] pid 57KB 84KB [ 2132.349388][ T8698] Acpi-Operand 110KB 118KB [ 2132.359122][ T8698] Acpi-Parse 99KB 124KB [ 2132.372152][ T8698] Acpi-State 37KB 51KB [ 2132.381533][ T8698] numa_policy 14KB 22KB [ 2132.395478][ T8698] trace_event_file 287KB 296KB [ 2132.401515][ T8698] ftrace_event_field 441KB 451KB [ 2132.415510][ T8698] pool_workqueue 268KB 308KB [ 2132.421566][ T8698] vmap_area 285KB 640KB [ 2132.429378][ T8698] kmalloc-4M 4096KB 4096KB [ 2132.439766][ T8698] kmalloc-512k 2048KB 2048KB [ 2132.451198][ T8698] kmalloc-256k 256KB 256KB [ 2132.459545][ T8698] kmalloc-128k 2816KB 2816KB [ 2132.470780][ T8698] kmalloc-64k 3968KB 4032KB [ 2132.480245][ T8698] kmalloc-32k 1568KB 1568KB [ 2132.489475][ T8698] kmalloc-16k 1184KB 1184KB [ 2132.499325][ T8698] kmalloc-8k 5224KB 5240KB [ 2132.507255][ T8698] kmalloc-4k 33092KB 33140KB [ 2132.513294][ T8698] kmalloc-2k 17656KB 17784KB [ 2132.523032][ T8698] kmalloc-1k 9373KB 9488KB [ 2132.530524][ T8698] kmalloc-512 5974KB 5984KB [ 2132.540930][ T8698] kmalloc-256 4521KB 4536KB [ 2132.548666][ T8698] kmalloc-192 2120KB 2126KB [ 2132.558612][ T8698] kmalloc-96 1871KB 1884KB [ 2132.573293][ T8698] kmalloc-64 2376KB 2408KB [ 2132.581722][ T8698] kmalloc-32 5683760KB 5683760KB [ 2132.589150][ T8698] kmalloc-128 1175KB 1192KB [ 2132.603082][ T8698] kmem_cache 50KB 59KB [ 2132.610252][ T8698] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.0,pid=11423,uid=0 [ 2132.633769][ T8698] Out of memory: Killed process 11423 (syz-executor.0) total-vm:93288kB, anon-rss:3812kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2132.672116][ T8698] syz-fuzzer invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2132.682904][ T8698] CPU: 0 PID: 8698 Comm: syz-fuzzer Not tainted 5.9.0-rc6-syzkaller #0 [ 2132.691125][ T8698] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2132.701252][ T8698] Call Trace: [ 2132.704523][ T8698] dump_stack+0x10f/0x19d [ 2132.708834][ T8698] dump_header+0x8e/0x400 [ 2132.713141][ T8698] oom_kill_process+0x18d/0x3f0 [ 2132.717972][ T8698] out_of_memory+0x5fd/0x8c0 [ 2132.722629][ T8698] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2132.728041][ T8698] __alloc_pages_nodemask+0x266/0x380 [ 2132.733395][ T8698] alloc_pages_current+0x21d/0x310 [ 2132.738545][ T8698] __page_cache_alloc+0x4f/0x120 [ 2132.743470][ T8698] pagecache_get_page+0x4ba/0x970 [ 2132.748475][ T8698] ? __do_page_cache_readahead+0x96/0xb0 [ 2132.754196][ T8698] filemap_fault+0xb7a/0x1270 [ 2132.758867][ T8698] ext4_filemap_fault+0x4b/0x60 [ 2132.763699][ T8698] do_read_fault+0x41f/0x760 [ 2132.768275][ T8698] handle_mm_fault+0x14e9/0x1af0 [ 2132.773315][ T8698] do_user_addr_fault+0x380/0x770 [ 2132.778420][ T8698] exc_page_fault+0xb8/0x330 [ 2132.783101][ T8698] ? asm_exc_page_fault+0x8/0x30 [ 2132.788018][ T8698] asm_exc_page_fault+0x1e/0x30 [ 2132.792845][ T8698] RIP: 0033:0x469240 [ 2132.796726][ T8698] Code: Bad RIP value. [ 2132.800770][ T8698] RSP: 002b:000000c00008f7f0 EFLAGS: 00010246 [ 2132.806817][ T8698] RAX: 0000000000000000 RBX: 00000000000003e6 RCX: 0000000000469240 [ 2132.814854][ T8698] RDX: 0000000000000080 RSI: 000000c00008f840 RDI: 0000000000000003 [ 2132.822806][ T8698] RBP: 000000c00008fe40 R08: 0000000000000000 R09: 0000000000000000 [ 2132.830759][ T8698] R10: 00000000000003e6 R11: 0000000000000246 R12: 0000000000000003 [ 2132.838709][ T8698] R13: 000000c000094180 R14: 0000000000000004 R15: ffffffffffffffff [ 2132.866833][ T8698] Mem-Info: [ 2132.870074][ T8698] active_anon:1708 inactive_anon:257030 isolated_anon:0 [ 2132.870074][ T8698] active_file:21 inactive_file:21 isolated_file:0 [ 2132.870074][ T8698] unevictable:4 dirty:0 writeback:0 [ 2132.870074][ T8698] slab_reclaimable:7887 slab_unreclaimable:1504669 [ 2132.870074][ T8698] mapped:54724 shmem:7470 pagetables:4244 bounce:0 [ 2132.870074][ T8698] free:15211 free_pcp:101 free_cma:0 [ 2132.913273][ T8698] Node 0 active_anon:6832kB inactive_anon:1028120kB active_file:40kB inactive_file:0kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 772096kB writeback_tmp:0kB kernel_stack:8160kB all_unreclaimable? yes [ 2132.948770][ T8698] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2132.980895][ T8698] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2133.013914][ T8698] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2133.019624][ T8698] Node 0 DMA32 free:20068kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:655312kB active_file:64kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:13256kB bounce:0kB free_pcp:404kB local_pcp:248kB free_cma:0kB [ 2133.053602][ T8698] lowmem_reserve[]: 0 0 707 707 707 [ 2133.058782][ T8698] Node 0 Normal free:3528kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372808kB active_file:4kB inactive_file:0kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2133.090683][ T8698] lowmem_reserve[]: 0 0 0 0 0 [ 2133.095408][ T8698] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2133.127989][ T8698] lowmem_reserve[]: 0 0 0 0 0 [ 2133.132664][ T8698] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2133.156361][ T8698] Node 0 DMA32: 1266*4kB (ME) 798*8kB (UME) 319*16kB (UME) 102*32kB (M) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 19816kB [ 2133.172505][ T8698] Node 0 Normal: 640*4kB (UME) 132*8kB (UME) 23*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 4016kB [ 2133.190380][ T8698] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2133.210903][ T8698] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2133.220456][ T8698] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2133.233637][ T8698] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2133.243327][ T8698] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2133.252708][ T8698] 7498 total pagecache pages [ 2133.261295][ T8698] 0 pages in swap cache [ 2133.265453][ T8698] Swap cache stats: add 0, delete 0, find 0/0 [ 2133.271488][ T8698] Free swap = 0kB [ 2133.279230][ T8698] Total swap = 0kB [ 2133.283030][ T8698] 1965979 pages RAM [ 2133.286898][ T8698] 0 pages HighMem/MovableOnly [ 2133.291548][ T8698] 83664 pages reserved [ 2133.298984][ T8698] 0 pages cma reserved [ 2133.303022][ T8698] Unreclaimable slab info: [ 2133.307426][ T8698] Name Used Total [ 2133.317862][ T8698] SCTPv6 10KB 15KB [ 2133.324033][ T8698] DCCPv6 12KB 14KB [ 2133.330288][ T8698] DCCP 11KB 13KB [ 2133.340368][ T8698] RAWv6 49KB 53KB [ 2133.346490][ T8698] UDPv6 38KB 47KB [ 2133.352704][ T8698] TCPv6 20KB 34KB [ 2133.364804][ T8698] nf_conntrack 6KB 24KB [ 2133.370845][ T8698] scsi_sense_cache 1056KB 1060KB [ 2133.380556][ T8698] i915_vma 48KB 52KB [ 2133.398952][ T8698] mqueue_inode_cache 6KB 7KB [ 2133.408813][ T8698] cifs_small_rq 13KB 15KB [ 2133.422242][ T8698] cifs_request 65KB 65KB [ 2133.432504][ T8698] nfs_read_data 28KB 28KB [ 2133.442307][ T8698] pid_namespace 1KB 3KB [ 2133.452019][ T8698] tcp_bind_bucket 191KB 204KB [ 2133.461874][ T8698] xfrm_state 5KB 7KB [ 2133.471806][ T8698] PING 55KB 80KB [ 2133.481987][ T8698] RAW 42KB 48KB [ 2133.491977][ T8698] UDP 32KB 55KB [ 2133.500179][ T8698] TCP 8KB 19KB [ 2133.510053][ T8698] hugetlbfs_inode_cache 1KB 7KB [ 2133.520346][ T8698] eventpoll_pwq 4KB 11KB [ 2133.530445][ T8698] bio_crypt_ctx 6KB 7KB [ 2133.540608][ T8698] request_queue 86KB 102KB [ 2133.550798][ T8698] blkdev_ioc 3KB 3KB [ 2133.561316][ T8698] biovec-max 644KB 644KB [ 2133.572363][ T8698] biovec-128 20KB 24KB [ 2133.581319][ T8698] biovec-64 2KB 8KB [ 2133.599189][ T8698] khugepaged_mm_slot 13KB 27KB [ 2133.607207][ T8698] dmaengine-unmap-256 2KB 6KB [ 2133.620861][ T8698] dmaengine-unmap-128 1KB 7KB [ 2133.631183][ T8698] dmaengine-unmap-2 0KB 3KB [ 2133.641311][ T8698] QIPCRTR 0KB 7KB [ 2133.651718][ T8698] skbuff_ext_cache 21KB 55KB [ 2133.661774][ T8698] skbuff_fclone_cache 1KB 8KB [ 2133.674637][ T8698] skbuff_head_cache 66KB 172KB [ 2133.680689][ T8698] file_lock_cache 0KB 3KB [ 2133.698359][ T8698] fsnotify_mark_connector 0KB 7KB [ 2133.708040][ T8698] net_namespace 29KB 29KB [ 2133.719672][ T8698] task_delay_info 48KB 63KB [ 2133.729549][ T8698] taskstats 3KB 18KB [ 2133.740853][ T8698] proc_dir_entry 708KB 712KB [ 2133.750836][ T8698] pde_opener 0KB 3KB [ 2133.769270][ T8698] seq_file 0KB 3KB [ 2133.778778][ T8698] shmem_inode_cache 4481KB 4517KB [ 2133.792658][ T8698] kernfs_node_cache 29633KB 29684KB [ 2133.802832][ T8698] mnt_cache 113KB 120KB [ 2133.812633][ T8698] filp 157KB 300KB [ 2133.822607][ T8698] names_cache 152KB 152KB [ 2133.834430][ T8698] iint_cache 9KB 31KB [ 2133.840477][ T8698] uts_namespace 2KB 3KB [ 2133.853325][ T8698] vm_area_struct 1070KB 1496KB [ 2133.859409][ T8698] mm_struct 195KB 230KB [ 2133.873235][ T8698] fs_cache 8KB 19KB [ 2133.879377][ T8698] files_cache 95KB 166KB [ 2133.891439][ T8698] signal_cache 617KB 676KB [ 2133.897590][ T8698] sighand_cache 1138KB 1218KB [ 2133.911201][ T8698] task_struct 2673KB 2728KB [ 2133.917906][ T8698] cred_jar 122KB 263KB [ 2133.931347][ T8698] anon_vma_chain 228KB 328KB [ 2133.941196][ T8698] anon_vma 129KB 187KB [ 2133.953466][ T8698] pid 57KB 84KB [ 2133.959515][ T8698] Acpi-Operand 110KB 118KB [ 2133.971856][ T8698] Acpi-Parse 99KB 124KB [ 2133.978871][ T8698] Acpi-State 37KB 51KB [ 2133.992282][ T8698] numa_policy 14KB 22KB [ 2133.998940][ T8698] trace_event_file 287KB 296KB [ 2134.012746][ T8698] ftrace_event_field 441KB 451KB [ 2134.018914][ T8698] pool_workqueue 268KB 308KB [ 2134.032970][ T8698] vmap_area 285KB 640KB [ 2134.039047][ T8698] kmalloc-4M 4096KB 4096KB [ 2134.053351][ T8698] kmalloc-512k 2048KB 2048KB [ 2134.059401][ T8698] kmalloc-256k 256KB 256KB [ 2134.069568][ T8698] kmalloc-128k 2816KB 2816KB [ 2134.081174][ T8698] kmalloc-64k 3968KB 4032KB [ 2134.091028][ T8698] kmalloc-32k 1568KB 1568KB [ 2134.106454][ T8698] kmalloc-16k 1184KB 1184KB [ 2134.112500][ T8698] kmalloc-8k 5224KB 5240KB [ 2134.118671][ T8698] kmalloc-4k 33092KB 33140KB [ 2134.136368][ T8698] kmalloc-2k 17652KB 17784KB [ 2134.142630][ T8698] kmalloc-1k 9373KB 9488KB [ 2134.152417][ T8698] kmalloc-512 5974KB 5984KB [ 2134.161964][ T8698] kmalloc-256 4521KB 4536KB [ 2134.172140][ T8698] kmalloc-192 2119KB 2126KB [ 2134.187201][ T8698] kmalloc-96 1871KB 1884KB [ 2134.194940][ T8698] kmalloc-64 2376KB 2408KB [ 2134.200984][ T8698] kmalloc-32 5686051KB 5686051KB [ 2134.219479][ T8698] kmalloc-128 1175KB 1192KB [ 2134.229766][ T8698] kmem_cache 50KB 59KB [ 2134.241714][ T8698] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.0,pid=11409,uid=0 [ 2134.263545][ T8698] Out of memory: Killed process 11409 (syz-executor.0) total-vm:93288kB, anon-rss:3812kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2134.295973][ T1954] oom_reaper: reaped process 11409 (syz-executor.0), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2134.309208][ T8251] cron invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2134.328893][ T8251] CPU: 1 PID: 8251 Comm: cron Not tainted 5.9.0-rc6-syzkaller #0 [ 2134.336717][ T8251] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2134.346757][ T8251] Call Trace: [ 2134.350052][ T8251] dump_stack+0x10f/0x19d [ 2134.354362][ T8251] dump_header+0x8e/0x400 [ 2134.358750][ T8251] oom_kill_process+0x18d/0x3f0 [ 2134.363587][ T8251] out_of_memory+0x5fd/0x8c0 [ 2134.368212][ T8251] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2134.373612][ T8251] __alloc_pages_nodemask+0x266/0x380 [ 2134.379025][ T8251] alloc_pages_current+0x21d/0x310 [ 2134.384124][ T8251] __page_cache_alloc+0x4f/0x120 [ 2134.389121][ T8251] pagecache_get_page+0x4ba/0x970 [ 2134.394139][ T8251] ? __do_page_cache_readahead+0x96/0xb0 [ 2134.399882][ T8251] filemap_fault+0xb7a/0x1270 [ 2134.404556][ T8251] ext4_filemap_fault+0x4b/0x60 [ 2134.409448][ T8251] do_read_fault+0x41f/0x760 [ 2134.414026][ T8251] handle_mm_fault+0x14e9/0x1af0 [ 2134.419031][ T8251] do_user_addr_fault+0x380/0x770 [ 2134.424044][ T8251] exc_page_fault+0xb8/0x330 [ 2134.428648][ T8251] ? asm_exc_page_fault+0x8/0x30 [ 2134.433560][ T8251] asm_exc_page_fault+0x1e/0x30 [ 2134.438467][ T8251] RIP: 0033:0x7ffb58ca6270 [ 2134.442893][ T8251] Code: Bad RIP value. [ 2134.447013][ T8251] RSP: 002b:00007fff0d7dfe98 EFLAGS: 00010246 [ 2134.453040][ T8251] RAX: 0000000000000000 RBX: fffffffffffffeb0 RCX: 00007ffb58ca6270 [ 2134.461066][ T8251] RDX: 0000000000000001 RSI: 00007fff0d7dfea0 RDI: 00007fff0d7dfea0 [ 2134.469053][ T8251] RBP: 0000000000000004 R08: 0000000000000001 R09: 0000000000000003 [ 2134.477101][ T8251] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 2134.485235][ T8251] R13: 00007fff0d7dfff0 R14: 0000000000000000 R15: 0000000000000000 [ 2134.494622][ T8251] Mem-Info: [ 2134.497808][ T8251] active_anon:1708 inactive_anon:256488 isolated_anon:0 [ 2134.497808][ T8251] active_file:16 inactive_file:7 isolated_file:0 [ 2134.497808][ T8251] unevictable:4 dirty:0 writeback:0 [ 2134.497808][ T8251] slab_reclaimable:7887 slab_unreclaimable:1505137 [ 2134.497808][ T8251] mapped:54724 shmem:7470 pagetables:4216 bounce:0 [ 2134.497808][ T8251] free:15297 free_pcp:75 free_cma:0 [ 2134.534310][ T8251] Node 0 active_anon:6832kB inactive_anon:1025952kB active_file:56kB inactive_file:32kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 770048kB writeback_tmp:0kB kernel_stack:8128kB all_unreclaimable? no [ 2134.563763][ T8251] Node 1 active_anon:0kB inactive_anon:0kB active_file:8kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2134.590839][ T8251] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2134.619379][ T8251] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2134.625093][ T8251] Node 0 DMA32 free:20176kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:653144kB active_file:60kB inactive_file:28kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:13144kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2134.698872][ T8251] lowmem_reserve[]: 0 0 707 707 707 [ 2134.711852][ T8251] Node 0 Normal free:3764kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372808kB active_file:0kB inactive_file:8kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2134.749992][ T8251] lowmem_reserve[]: 0 0 0 0 0 [ 2134.758373][ T8251] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:8kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2134.794200][ T8251] lowmem_reserve[]: 0 0 0 0 0 [ 2134.798888][ T8251] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2134.820018][ T8251] Node 0 DMA32: 1273*4kB (UME) 803*8kB (UME) 326*16kB (UME) 106*32kB (UM) 2*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 20764kB [ 2134.840627][ T8251] Node 0 Normal: 631*4kB (ME) 115*8kB (ME) 18*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3764kB [ 2134.878464][ T8251] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2134.917620][ T8251] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2134.935456][ T8251] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2134.948516][ T8251] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2134.968932][ T8251] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2134.988531][ T8251] 7499 total pagecache pages [ 2134.997721][ T8251] 0 pages in swap cache [ 2135.001979][ T8251] Swap cache stats: add 0, delete 0, find 0/0 [ 2135.019189][ T8251] Free swap = 0kB [ 2135.022974][ T8251] Total swap = 0kB [ 2135.035028][ T8251] 1965979 pages RAM [ 2135.038943][ T8251] 0 pages HighMem/MovableOnly [ 2135.047636][ T8251] 83664 pages reserved [ 2135.051764][ T8251] 0 pages cma reserved [ 2135.064276][ T8251] Unreclaimable slab info: [ 2135.068687][ T8251] Name Used Total [ 2135.075963][ T8251] SCTPv6 10KB 15KB [ 2135.081999][ T8251] DCCPv6 12KB 14KB [ 2135.088049][ T8251] DCCP 11KB 13KB [ 2135.103208][ T8251] RAWv6 49KB 53KB [ 2135.109309][ T8251] UDPv6 38KB 47KB [ 2135.121642][ T8251] TCPv6 20KB 34KB [ 2135.134565][ T8251] nf_conntrack 6KB 24KB [ 2135.140767][ T8251] scsi_sense_cache 1056KB 1060KB [ 2135.161273][ T8251] i915_vma 48KB 52KB [ 2135.182313][ T8251] mqueue_inode_cache 6KB 7KB [ 2135.201862][ T8251] cifs_small_rq 13KB 15KB [ 2135.221437][ T8251] cifs_request 65KB 65KB [ 2135.240403][ T8251] nfs_read_data 28KB 28KB [ 2135.256536][ T8251] pid_namespace 1KB 3KB [ 2135.262723][ T8251] tcp_bind_bucket 191KB 204KB [ 2135.284790][ T8251] xfrm_state 5KB 7KB [ 2135.290836][ T8251] PING 55KB 80KB [ 2135.312669][ T8251] RAW 42KB 48KB [ 2135.327685][ T8251] UDP 32KB 55KB [ 2135.339482][ T8251] TCP 8KB 19KB [ 2135.353095][ T8251] hugetlbfs_inode_cache 1KB 7KB [ 2135.359489][ T8251] eventpoll_pwq 4KB 11KB [ 2135.369998][ T8251] bio_crypt_ctx 6KB 7KB [ 2135.376180][ T8251] request_queue 86KB 102KB [ 2135.382215][ T8251] blkdev_ioc 3KB 3KB [ 2135.394363][ T8251] biovec-max 644KB 644KB [ 2135.409898][ T8251] biovec-128 20KB 24KB [ 2135.422630][ T8251] biovec-64 2KB 8KB [ 2135.435674][ T8251] khugepaged_mm_slot 13KB 27KB [ 2135.441821][ T8251] dmaengine-unmap-256 2KB 6KB [ 2135.460886][ T8251] dmaengine-unmap-128 1KB 7KB [ 2135.474744][ T8251] dmaengine-unmap-2 0KB 3KB [ 2135.481000][ T8251] QIPCRTR 0KB 7KB [ 2135.493855][ T8251] skbuff_ext_cache 21KB 55KB [ 2135.499902][ T8251] skbuff_fclone_cache 4KB 8KB [ 2135.506341][ T8251] skbuff_head_cache 66KB 172KB [ 2135.512412][ T8251] file_lock_cache 0KB 3KB [ 2135.526380][ T8251] fsnotify_mark_connector 0KB 7KB [ 2135.539386][ T8251] net_namespace 29KB 29KB [ 2135.558151][ T8251] task_delay_info 48KB 63KB [ 2135.564241][ T8251] taskstats 3KB 18KB [ 2135.570284][ T8251] proc_dir_entry 708KB 712KB [ 2135.583193][ T8251] pde_opener 0KB 3KB [ 2135.589427][ T8251] seq_file 0KB 3KB [ 2135.608126][ T8251] shmem_inode_cache 4481KB 4517KB [ 2135.620784][ T8251] kernfs_node_cache 29633KB 29684KB [ 2135.634973][ T8251] mnt_cache 113KB 120KB [ 2135.641015][ T8251] filp 157KB 300KB [ 2135.658699][ T8251] names_cache 152KB 152KB [ 2135.671145][ T8251] iint_cache 9KB 31KB [ 2135.681176][ T8251] uts_namespace 2KB 3KB [ 2135.687262][ T8251] vm_area_struct 1070KB 1496KB [ 2135.703062][ T8251] mm_struct 195KB 230KB [ 2135.709239][ T8251] fs_cache 8KB 19KB [ 2135.727471][ T8251] files_cache 95KB 166KB [ 2135.744294][ T8251] signal_cache 617KB 676KB [ 2135.750346][ T8251] sighand_cache 1138KB 1218KB [ 2135.777122][ T8251] task_struct 2673KB 2728KB [ 2135.789011][ T8251] cred_jar 122KB 263KB [ 2135.808102][ T8251] anon_vma_chain 228KB 328KB [ 2135.820446][ T8251] anon_vma 129KB 187KB [ 2135.826512][ T8251] pid 57KB 84KB [ 2135.832631][ T8251] Acpi-Operand 110KB 118KB [ 2135.840559][ T8251] Acpi-Parse 99KB 124KB [ 2135.847366][ T8251] Acpi-State 37KB 51KB [ 2135.857272][ T8251] numa_policy 14KB 22KB [ 2135.870135][ T8251] trace_event_file 287KB 296KB [ 2135.882715][ T8251] ftrace_event_field 441KB 451KB [ 2135.898228][ T8251] pool_workqueue 268KB 308KB [ 2135.908307][ T8251] vmap_area 285KB 640KB [ 2135.919526][ T8251] kmalloc-4M 4096KB 4096KB [ 2135.927065][ T8251] kmalloc-512k 2048KB 2048KB [ 2135.944413][ T8251] kmalloc-256k 256KB 256KB [ 2135.950462][ T8251] kmalloc-128k 2816KB 2816KB [ 2135.966401][ T8251] kmalloc-64k 3968KB 4032KB [ 2135.972456][ T8251] kmalloc-32k 1568KB 1568KB [ 2135.990755][ T8251] kmalloc-16k 1184KB 1184KB [ 2136.003988][ T8251] kmalloc-8k 5224KB 5240KB [ 2136.010031][ T8251] kmalloc-4k 33092KB 33140KB [ 2136.030777][ T8251] kmalloc-2k 17652KB 17784KB [ 2136.036985][ T8251] kmalloc-1k 9373KB 9488KB [ 2136.053041][ T8251] kmalloc-512 5974KB 5984KB [ 2136.059141][ T8251] kmalloc-256 4521KB 4536KB [ 2136.075504][ T8251] kmalloc-192 2119KB 2126KB [ 2136.081554][ T8251] kmalloc-96 1871KB 1884KB [ 2136.103479][ T8251] kmalloc-64 2376KB 2408KB [ 2136.109651][ T8251] kmalloc-32 5688056KB 5688058KB [ 2136.127058][ T8251] kmalloc-128 1175KB 1192KB [ 2136.136754][ T8251] kmem_cache 50KB 59KB [ 2136.142879][ T8251] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.0,pid=11396,uid=0 [ 2136.170310][ T8251] Out of memory: Killed process 11396 (syz-executor.0) total-vm:93288kB, anon-rss:3812kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2136.201523][ T1954] oom_reaper: reaped process 11396 (syz-executor.0), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2136.237210][ T8698] syz-fuzzer invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2136.275875][ T8698] CPU: 0 PID: 8698 Comm: syz-fuzzer Not tainted 5.9.0-rc6-syzkaller #0 [ 2136.284104][ T8698] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2136.294136][ T8698] Call Trace: [ 2136.297403][ T8698] dump_stack+0x10f/0x19d [ 2136.301763][ T8698] dump_header+0x8e/0x400 [ 2136.306177][ T8698] oom_kill_process+0x18d/0x3f0 [ 2136.311001][ T8698] out_of_memory+0x5fd/0x8c0 [ 2136.315573][ T8698] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2136.321002][ T8698] __alloc_pages_nodemask+0x266/0x380 [ 2136.326365][ T8698] alloc_pages_current+0x21d/0x310 [ 2136.331456][ T8698] __page_cache_alloc+0x4f/0x120 [ 2136.336371][ T8698] pagecache_get_page+0x4ba/0x970 [ 2136.341372][ T8698] ? __do_page_cache_readahead+0x96/0xb0 [ 2136.346984][ T8698] filemap_fault+0xb7a/0x1270 [ 2136.351733][ T8698] ext4_filemap_fault+0x4b/0x60 [ 2136.352978][T23496] warn_alloc: 159 callbacks suppressed [ 2136.352991][T23496] syz-executor.4: page allocation failure: order:0, mode:0x40cc0(GFP_KERNEL|__GFP_COMP), nodemask=(null),cpuset=/,mems_allowed=0-1 [ 2136.356566][ T8698] do_read_fault+0x41f/0x760 [ 2136.380085][ T8698] handle_mm_fault+0x14e9/0x1af0 [ 2136.385000][ T8698] do_user_addr_fault+0x380/0x770 [ 2136.390048][ T8698] exc_page_fault+0xb8/0x330 [ 2136.394612][ T8698] ? asm_exc_page_fault+0x8/0x30 [ 2136.399521][ T8698] asm_exc_page_fault+0x1e/0x30 [ 2136.404341][ T8698] RIP: 0033:0x469240 [ 2136.408219][ T8698] Code: Bad RIP value. [ 2136.412325][ T8698] RSP: 002b:000000c00008f7f0 EFLAGS: 00010246 [ 2136.418361][ T8698] RAX: 0000000000000000 RBX: 00000000000003e6 RCX: 0000000000469240 [ 2136.426338][ T8698] RDX: 0000000000000080 RSI: 000000c00008f840 RDI: 0000000000000003 [ 2136.434285][ T8698] RBP: 000000c00008fe40 R08: 0000000000000000 R09: 0000000000000000 [ 2136.442405][ T8698] R10: 00000000000003e6 R11: 0000000000000246 R12: 0000000000000003 [ 2136.450350][ T8698] R13: 000000c000094180 R14: 0000000000000004 R15: ffffffffffffffff [ 2136.458314][T23496] CPU: 1 PID: 23496 Comm: syz-executor.4 Not tainted 5.9.0-rc6-syzkaller #0 [ 2136.467058][T23496] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2136.469763][ T8698] Mem-Info: [ 2136.477084][T23496] Call Trace: [ 2136.477100][T23496] dump_stack+0x10f/0x19d [ 2136.477123][T23496] warn_alloc+0x105/0x160 [ 2136.480213][ T8698] active_anon:1708 inactive_anon:255939 isolated_anon:0 [ 2136.480213][ T8698] active_file:9 inactive_file:11 isolated_file:0 [ 2136.480213][ T8698] unevictable:4 dirty:0 writeback:0 [ 2136.480213][ T8698] slab_reclaimable:7887 slab_unreclaimable:1505840 [ 2136.480213][ T8698] mapped:54724 shmem:7470 pagetables:4224 bounce:0 [ 2136.480213][ T8698] free:15412 free_pcp:62 free_cma:0 [ 2136.483455][T23496] ? schedule_timeout+0x13f/0x2c0 [ 2136.483491][T23496] __alloc_pages_slowpath+0x9cd/0x9e0 [ 2136.487796][ T8698] Node 0 active_anon:6832kB inactive_anon:1023756kB active_file:36kB inactive_file:40kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 765952kB writeback_tmp:0kB kernel_stack:8112kB all_unreclaimable? yes [ 2136.492157][T23496] __alloc_pages_nodemask+0x266/0x380 [ 2136.528712][ T8698] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2136.533540][T23496] kmem_getpages+0x17/0xb0 [ 2136.533556][T23496] cache_grow_begin+0x60/0x1f0 [ 2136.538889][ T8698] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2136.568215][T23496] fallback_alloc+0x124/0x1e0 [ 2136.568233][T23496] kmem_cache_alloc_trace+0x113/0x2d0 [ 2136.573666][ T8698] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2136.600668][T23496] ? io_issue_sqe+0x261e/0x7950 [ 2136.600685][T23496] io_issue_sqe+0x261e/0x7950 [ 2136.605124][ T8698] Node 0 DMA32 free:20396kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:650948kB active_file:40kB inactive_file:44kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:13176kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2136.609862][T23496] ? check_preemption_disabled+0x51/0x140 [ 2136.637351][ T8698] lowmem_reserve[]: 0 0 707 707 707 [ 2136.641894][T23496] ? check_preemption_disabled+0x51/0x140 [ 2136.647245][ T8698] Node 0 Normal free:4004kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372808kB active_file:4kB inactive_file:0kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2136.652932][T23496] ? debug_smp_processor_id+0x18/0x20 [ 2136.652949][T23496] ? irqentry_exit_cond_resched+0x22/0x40 [ 2136.657757][ T8698] lowmem_reserve[]: 0 0 0 0 0 [ 2136.662414][T23496] ? check_preemption_disabled+0x51/0x140 [ 2136.692224][ T8698] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2136.697909][T23496] ? ___cache_free+0x9c/0x380 [ 2136.697928][T23496] ? __io_free_req_finish+0xe9/0x190 [ 2136.703102][ T8698] lowmem_reserve[]: 0 0 0 0 0 [ 2136.708819][T23496] ? __rcu_read_unlock+0x4b/0x260 [ 2136.738248][ T8698] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2136.743476][T23496] ? __io_free_req_finish+0x121/0x190 [ 2136.743503][T23496] __io_queue_sqe+0x1b7/0x670 [ 2136.749171][ T8698] Node 0 DMA32: 1284*4kB (UME) 808*8kB (UME) 323*16kB (UME) 102*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 20032kB [ 2136.753922][T23496] io_queue_sqe+0x81/0x220 [ 2136.753940][T23496] io_submit_sqe+0x333/0x550 [ 2136.759617][ T8698] Node 0 Normal: 637*4kB (UME) 132*8kB (UME) 23*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 4004kB [ 2136.788134][T23496] io_submit_sqes+0x8c6/0xfb0 [ 2136.788157][T23496] __se_sys_io_uring_enter+0x1e8/0x790 [ 2136.792790][ T8698] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2136.798180][T23496] __x64_sys_io_uring_enter+0x74/0x80 [ 2136.802822][ T8698] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2136.807810][T23496] do_syscall_64+0x39/0x80 [ 2136.807827][T23496] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 2136.822119][ T8698] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2136.827438][T23496] RIP: 0033:0x45e179 [ 2136.827458][T23496] Code: Bad RIP value. [ 2136.832095][ T8698] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2136.846451][T23496] RSP: 002b:00007f4ce8167c78 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa [ 2136.846460][T23496] RAX: ffffffffffffffda RBX: 00000000000082c0 RCX: 000000000045e179 [ 2136.846467][T23496] RDX: 0000000000000000 RSI: 000000000000450c RDI: 0000000000000003 [ 2136.846474][T23496] RBP: 000000000118cf98 R08: 0000000000000000 R09: 0000000000000000 [ 2136.846480][T23496] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118cf4c [ 2136.846487][T23496] R13: 00007ffca4f3eaaf R14: 00007f4ce81689c0 R15: 000000000118cf4c [ 2136.998313][ T8698] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2137.007597][ T8698] 7493 total pagecache pages [ 2137.012204][ T8698] 0 pages in swap cache [ 2137.016346][ T8698] Swap cache stats: add 0, delete 0, find 0/0 [ 2137.022397][ T8698] Free swap = 0kB [ 2137.026118][ T8698] Total swap = 0kB [ 2137.029817][ T8698] 1965979 pages RAM [ 2137.033812][ T8698] 0 pages HighMem/MovableOnly [ 2137.038600][ T8698] 83664 pages reserved [ 2137.042639][ T8698] 0 pages cma reserved [ 2137.046685][ T8698] Unreclaimable slab info: [ 2137.051070][ T8698] Name Used Total [ 2137.057361][ T8698] SCTPv6 10KB 15KB [ 2137.063483][ T8698] DCCPv6 12KB 14KB [ 2137.069519][ T8698] DCCP 11KB 13KB [ 2137.075593][ T8698] RAWv6 49KB 53KB [ 2137.081633][ T8698] UDPv6 38KB 47KB [ 2137.087736][ T8698] TCPv6 20KB 34KB [ 2137.095078][ T8698] nf_conntrack 6KB 24KB [ 2137.101124][ T8698] scsi_sense_cache 1056KB 1060KB [ 2137.109961][ T8698] i915_vma 48KB 52KB [ 2137.116031][ T8698] mqueue_inode_cache 6KB 7KB [ 2137.122162][ T8698] cifs_small_rq 13KB 15KB [ 2137.130297][ T8698] cifs_request 65KB 65KB [ 2137.136409][ T8698] nfs_read_data 28KB 28KB [ 2137.142570][ T8698] pid_namespace 1KB 3KB [ 2137.152141][ T8698] tcp_bind_bucket 191KB 204KB [ 2137.158192][ T8698] xfrm_state 5KB 7KB [ 2137.164246][ T8698] PING 55KB 80KB [ 2137.170284][ T8698] RAW 42KB 48KB [ 2137.176350][ T8698] UDP 32KB 55KB [ 2137.182389][ T8698] TCP 8KB 19KB [ 2137.188464][ T8698] hugetlbfs_inode_cache 1KB 7KB [ 2137.194943][ T8698] eventpoll_pwq 4KB 11KB [ 2137.201054][ T8698] bio_crypt_ctx 6KB 7KB [ 2137.207116][ T8698] request_queue 86KB 102KB [ 2137.213456][ T8698] blkdev_ioc 3KB 3KB [ 2137.219501][ T8698] biovec-max 644KB 644KB [ 2137.225561][ T8698] biovec-128 20KB 24KB [ 2137.231604][ T8698] biovec-64 2KB 8KB [ 2137.237712][ T8698] khugepaged_mm_slot 13KB 27KB [ 2137.243996][ T8698] dmaengine-unmap-256 2KB 6KB [ 2137.250210][ T8698] dmaengine-unmap-128 1KB 7KB [ 2137.256512][T23496] Mem-Info: [ 2137.259648][T23496] active_anon:1708 inactive_anon:255939 isolated_anon:0 [ 2137.259648][T23496] active_file:17 inactive_file:1 isolated_file:0 [ 2137.259648][T23496] unevictable:4 dirty:0 writeback:0 [ 2137.259648][T23496] slab_reclaimable:7887 slab_unreclaimable:1505852 [ 2137.259648][T23496] mapped:54724 shmem:7470 pagetables:4197 bounce:0 [ 2137.259648][T23496] free:15250 free_pcp:129 free_cma:0 [ 2137.296101][ T8698] dmaengine-unmap-2 0KB 3KB [ 2137.302139][ T8698] QIPCRTR 0KB 7KB [ 2137.308931][ T8698] skbuff_ext_cache 21KB 55KB [ 2137.315019][ T8698] skbuff_fclone_cache 4KB 8KB [ 2137.321231][ T8698] skbuff_head_cache 66KB 172KB [ 2137.330849][ T8698] file_lock_cache 0KB 3KB [ 2137.336964][T23496] Node 0 active_anon:6832kB inactive_anon:1023756kB active_file:40kB inactive_file:36kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 765952kB writeback_tmp:0kB kernel_stack:8096kB all_unreclaimable? yes [ 2137.370055][ T8698] fsnotify_mark_connector 0KB 7KB [ 2137.376644][ T8698] net_namespace 29KB 29KB [ 2137.382682][ T8698] task_delay_info 48KB 63KB [ 2137.392709][ T8698] taskstats 3KB 18KB [ 2137.398785][T23496] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2137.429103][ T8698] proc_dir_entry 708KB 712KB [ 2137.438251][ T8698] pde_opener 0KB 3KB [ 2137.447386][ T8698] seq_file 0KB 3KB [ 2137.453767][ T8698] shmem_inode_cache 4481KB 4517KB [ 2137.459847][ T8698] kernfs_node_cache 29633KB 29684KB [ 2137.470455][T23496] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2137.503172][ T8698] mnt_cache 113KB 120KB [ 2137.509286][ T8698] filp 157KB 300KB [ 2137.520371][ T8698] names_cache 152KB 152KB [ 2137.527094][ T8698] iint_cache 9KB 31KB [ 2137.537905][T23496] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2137.544728][ T8698] uts_namespace 2KB 3KB [ 2137.550952][T23496] Node 0 DMA32 free:20000kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:650948kB active_file:140kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:13068kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2137.584638][ T8698] vm_area_struct 1070KB 1496KB [ 2137.590707][ T8698] mm_struct 195KB 230KB [ 2137.596831][ T8698] fs_cache 8KB 19KB [ 2137.606918][ T8698] files_cache 95KB 166KB [ 2137.613019][ T8698] signal_cache 617KB 676KB [ 2137.619062][ T8698] sighand_cache 1138KB 1218KB [ 2137.628322][T23496] lowmem_reserve[]: 0 0 707 707 707 [ 2137.633696][T23496] Node 0 Normal free:3752kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372808kB active_file:0kB inactive_file:4kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:268kB local_pcp:0kB free_cma:0kB [ 2137.669046][ T8698] task_struct 2673KB 2728KB [ 2137.677420][ T8698] cred_jar 122KB 263KB [ 2137.683689][ T8698] anon_vma_chain 228KB 328KB [ 2137.689727][ T8698] anon_vma 129KB 187KB [ 2137.697720][ T8698] pid 57KB 84KB [ 2137.703837][T23496] lowmem_reserve[]: 0 0 0 0 0 [ 2137.708501][T23496] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2137.740551][ T8698] Acpi-Operand 110KB 118KB [ 2137.746612][ T8698] Acpi-Parse 99KB 124KB [ 2137.752651][ T8698] Acpi-State 37KB 51KB [ 2137.762698][ T8698] numa_policy 14KB 22KB [ 2137.768792][ T8698] trace_event_file 287KB 296KB [ 2137.778852][T23496] lowmem_reserve[]: 0 0 0 0 0 [ 2137.783909][T23496] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2137.801048][ T8698] ftrace_event_field 441KB 451KB [ 2137.807927][ T8698] pool_workqueue 268KB 308KB [ 2137.813990][ T8698] vmap_area 285KB 640KB [ 2137.820055][ T8698] kmalloc-4M 4096KB 4096KB [ 2137.829719][T23496] Node 0 DMA32: 1284*4kB (UME) 808*8kB (UME) 323*16kB (UME) 101*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 20000kB [ 2137.845945][ T8698] kmalloc-512k 2048KB 2048KB [ 2137.851992][ T8698] kmalloc-256k 256KB 256KB [ 2137.858404][T23496] Node 0 Normal: 632*4kB (ME) 115*8kB (ME) 17*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3752kB [ 2137.872213][ T8698] kmalloc-128k 2816KB 2816KB [ 2137.878271][ T8698] kmalloc-64k 3968KB 4032KB [ 2137.884589][T23496] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2137.900669][ T8698] kmalloc-32k 1568KB 1568KB [ 2137.906767][ T8698] kmalloc-16k 1184KB 1184KB [ 2137.912861][ T8698] kmalloc-8k 5224KB 5240KB [ 2137.918955][T23496] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2137.928679][ T8698] kmalloc-4k 33092KB 33140KB [ 2137.934733][ T8698] kmalloc-2k 17652KB 17784KB [ 2137.940777][ T8698] kmalloc-1k 9373KB 9488KB [ 2137.946905][T23496] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2137.956192][T23496] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2137.966101][ T8698] kmalloc-512 5974KB 5984KB [ 2137.972233][ T8698] kmalloc-256 4521KB 4536KB [ 2137.980767][T23496] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2137.990067][ T8698] kmalloc-192 2119KB 2126KB [ 2138.000174][T23496] 7490 total pagecache pages [ 2138.004764][T23496] 0 pages in swap cache [ 2138.008907][T23496] Swap cache stats: add 0, delete 0, find 0/0 [ 2138.019160][ T8698] kmalloc-96 1871KB 1884KB [ 2138.025213][ T8698] kmalloc-64 2376KB 2408KB [ 2138.031309][ T8698] kmalloc-32 5690563KB 5690565KB [ 2138.039064][T23496] Free swap = 0kB [ 2138.045790][T23496] Total swap = 0kB [ 2138.049490][T23496] 1965979 pages RAM [ 2138.055008][ T8698] kmalloc-128 1175KB 1192KB [ 2138.061128][ T8698] kmem_cache 50KB 59KB [ 2138.067320][T23496] 0 pages HighMem/MovableOnly [ 2138.071970][T23496] 83664 pages reserved [ 2138.079723][ T8698] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.0,pid=11173,uid=0 [ 2138.097825][T23496] 0 pages cma reserved [ 2138.105672][ T8698] Out of memory: Killed process 11173 (syz-executor.0) total-vm:93288kB, anon-rss:3812kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2138.133370][ T1954] oom_reaper: reaped process 11173 (syz-executor.0), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2138.158951][ T8698] syz-fuzzer invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2138.194556][ T8698] CPU: 0 PID: 8698 Comm: syz-fuzzer Not tainted 5.9.0-rc6-syzkaller #0 [ 2138.202932][ T8698] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2138.212962][ T8698] Call Trace: [ 2138.216258][ T8698] dump_stack+0x10f/0x19d [ 2138.220561][ T8698] dump_header+0x8e/0x400 [ 2138.224874][ T8698] oom_kill_process+0x18d/0x3f0 [ 2138.229747][ T8698] out_of_memory+0x5fd/0x8c0 [ 2138.234407][ T8698] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2138.239761][ T8698] __alloc_pages_nodemask+0x266/0x380 [ 2138.245172][ T8698] alloc_pages_current+0x21d/0x310 [ 2138.250267][ T8698] __page_cache_alloc+0x4f/0x120 [ 2138.255184][ T8698] pagecache_get_page+0x4ba/0x970 [ 2138.260217][ T8698] ? __do_page_cache_readahead+0x96/0xb0 [ 2138.265917][ T8698] filemap_fault+0xb7a/0x1270 [ 2138.270579][ T8698] ext4_filemap_fault+0x4b/0x60 [ 2138.275563][ T8698] do_read_fault+0x41f/0x760 [ 2138.280128][ T8698] handle_mm_fault+0x14e9/0x1af0 [ 2138.285104][ T8698] do_user_addr_fault+0x380/0x770 [ 2138.290176][ T8698] exc_page_fault+0xb8/0x330 [ 2138.294741][ T8698] ? asm_exc_page_fault+0x8/0x30 [ 2138.299655][ T8698] asm_exc_page_fault+0x1e/0x30 [ 2138.304491][ T8698] RIP: 0033:0x469240 [ 2138.308388][ T8698] Code: Bad RIP value. [ 2138.312434][ T8698] RSP: 002b:000000c00008f7f0 EFLAGS: 00010246 [ 2138.318478][ T8698] RAX: 0000000000000000 RBX: 00000000000003e6 RCX: 0000000000469240 [ 2138.326601][ T8698] RDX: 0000000000000080 RSI: 000000c00008f840 RDI: 0000000000000003 [ 2138.334547][ T8698] RBP: 000000c00008fe40 R08: 0000000000000000 R09: 0000000000000000 [ 2138.342679][ T8698] R10: 00000000000003e6 R11: 0000000000000246 R12: 0000000000000003 [ 2138.350675][ T8698] R13: 000000c000094180 R14: 0000000000000004 R15: ffffffffffffffff [ 2138.367566][ T8698] Mem-Info: [ 2138.371375][ T8698] active_anon:1708 inactive_anon:255400 isolated_anon:0 [ 2138.371375][ T8698] active_file:11 inactive_file:9 isolated_file:0 [ 2138.371375][ T8698] unevictable:4 dirty:0 writeback:0 [ 2138.371375][ T8698] slab_reclaimable:7887 slab_unreclaimable:1506233 [ 2138.371375][ T8698] mapped:54724 shmem:7470 pagetables:4169 bounce:0 [ 2138.371375][ T8698] free:15266 free_pcp:307 free_cma:0 [ 2138.413695][ T8698] Node 0 active_anon:6832kB inactive_anon:1021600kB active_file:40kB inactive_file:36kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 763904kB writeback_tmp:0kB kernel_stack:8096kB all_unreclaimable? yes [ 2138.454027][ T8698] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2138.489688][ T8698] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2138.521224][ T8698] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2138.528496][ T8698] Node 0 DMA32 free:20064kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:648792kB active_file:36kB inactive_file:36kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:12956kB bounce:0kB free_pcp:984kB local_pcp:352kB free_cma:0kB [ 2138.567377][ T8698] lowmem_reserve[]: 0 0 707 707 707 [ 2138.572563][ T8698] Node 0 Normal free:3752kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372808kB active_file:4kB inactive_file:0kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:244kB local_pcp:0kB free_cma:0kB [ 2138.610576][ T8698] lowmem_reserve[]: 0 0 0 0 0 [ 2138.615276][ T8698] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2138.649548][ T8698] lowmem_reserve[]: 0 0 0 0 0 [ 2138.654269][ T8698] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2138.676504][ T8698] Node 0 DMA32: 1174*4kB (ME) 773*8kB (ME) 314*16kB (ME) 102*32kB (UM) 0*64kB 1*128kB (U) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 20064kB [ 2138.692085][ T8698] Node 0 Normal: 632*4kB (ME) 115*8kB (ME) 17*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3752kB [ 2138.716958][ T8698] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2138.744307][ T8698] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2138.761474][ T8698] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2138.770869][ T8698] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2138.789206][ T8698] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2138.798499][ T8698] 7490 total pagecache pages [ 2138.811603][ T8698] 0 pages in swap cache [ 2138.815847][ T8698] Swap cache stats: add 0, delete 0, find 0/0 [ 2138.821882][ T8698] Free swap = 0kB [ 2138.837208][ T8698] Total swap = 0kB [ 2138.840973][ T8698] 1965979 pages RAM [ 2138.847983][ T8698] 0 pages HighMem/MovableOnly [ 2138.852631][ T8698] 83664 pages reserved [ 2138.867012][ T8698] 0 pages cma reserved [ 2138.871155][ T8698] Unreclaimable slab info: [ 2138.879510][ T8698] Name Used Total [ 2138.897744][ T8698] SCTPv6 10KB 15KB [ 2138.905811][ T8698] DCCPv6 12KB 14KB [ 2138.911855][ T8698] DCCP 11KB 13KB [ 2138.928840][ T8698] RAWv6 49KB 53KB [ 2138.938587][ T8698] UDPv6 38KB 47KB [ 2138.952666][ T8698] TCPv6 20KB 34KB [ 2138.958753][ T8698] nf_conntrack 6KB 24KB [ 2138.975657][ T8698] scsi_sense_cache 1056KB 1060KB [ 2138.981812][ T8698] i915_vma 48KB 52KB [ 2138.992141][ T8698] mqueue_inode_cache 6KB 7KB [ 2139.007918][ T8698] cifs_small_rq 13KB 15KB [ 2139.017406][ T8698] cifs_request 65KB 65KB [ 2139.032107][ T8698] nfs_read_data 28KB 28KB [ 2139.041976][ T8698] pid_namespace 1KB 3KB [ 2139.054799][ T8698] tcp_bind_bucket 191KB 204KB [ 2139.060860][ T8698] xfrm_state 5KB 7KB [ 2139.072561][ T8698] PING 55KB 80KB [ 2139.091659][ T8698] RAW 42KB 48KB [ 2139.099569][ T8698] UDP 32KB 55KB [ 2139.112805][ T8698] TCP 8KB 19KB [ 2139.118852][ T8698] hugetlbfs_inode_cache 1KB 7KB [ 2139.136497][ T8698] eventpoll_pwq 4KB 11KB [ 2139.142580][ T8698] bio_crypt_ctx 6KB 7KB [ 2139.158201][ T8698] request_queue 86KB 102KB [ 2139.166132][ T8698] blkdev_ioc 3KB 3KB [ 2139.172195][ T8698] biovec-max 644KB 644KB [ 2139.182524][ T8698] biovec-128 20KB 24KB [ 2139.192627][ T8698] biovec-64 2KB 8KB [ 2139.202183][ T8698] khugepaged_mm_slot 13KB 27KB [ 2139.213408][ T8698] dmaengine-unmap-256 2KB 6KB [ 2139.219629][ T8698] dmaengine-unmap-128 1KB 7KB [ 2139.231097][ T8698] dmaengine-unmap-2 0KB 3KB [ 2139.241033][ T8698] QIPCRTR 0KB 7KB [ 2139.252585][ T8698] skbuff_ext_cache 21KB 55KB [ 2139.262381][ T8698] skbuff_fclone_cache 4KB 8KB [ 2139.275853][ T8698] skbuff_head_cache 66KB 172KB [ 2139.282062][ T8698] file_lock_cache 0KB 3KB [ 2139.288427][ T8698] fsnotify_mark_connector 0KB 7KB [ 2139.295169][ T8698] net_namespace 29KB 29KB [ 2139.301345][ T8698] task_delay_info 48KB 63KB [ 2139.307392][ T8698] taskstats 3KB 18KB [ 2139.313475][ T8698] proc_dir_entry 708KB 712KB [ 2139.319507][ T8698] pde_opener 0KB 3KB [ 2139.325663][ T8698] seq_file 0KB 3KB [ 2139.331692][ T8698] shmem_inode_cache 4481KB 4517KB [ 2139.337737][ T8698] kernfs_node_cache 29633KB 29684KB [ 2139.343796][ T8698] mnt_cache 113KB 120KB [ 2139.349835][ T8698] filp 157KB 300KB [ 2139.355897][ T8698] names_cache 152KB 152KB [ 2139.361926][ T8698] iint_cache 9KB 31KB [ 2139.367981][ T8698] uts_namespace 2KB 3KB [ 2139.374174][ T8698] vm_area_struct 1070KB 1496KB [ 2139.380232][ T8698] mm_struct 195KB 230KB [ 2139.386276][ T8698] fs_cache 8KB 19KB [ 2139.392305][ T8698] files_cache 95KB 166KB [ 2139.398820][ T8698] signal_cache 617KB 676KB [ 2139.404881][ T8698] sighand_cache 1138KB 1218KB [ 2139.410955][ T8698] task_struct 2673KB 2728KB [ 2139.417239][ T8698] cred_jar 122KB 263KB [ 2139.423364][ T8698] anon_vma_chain 228KB 328KB [ 2139.429405][ T8698] anon_vma 129KB 187KB [ 2139.435472][ T8698] pid 57KB 84KB [ 2139.441514][ T8698] Acpi-Operand 110KB 118KB [ 2139.447573][ T8698] Acpi-Parse 99KB 124KB [ 2139.453667][ T8698] Acpi-State 37KB 51KB [ 2139.459697][ T8698] numa_policy 14KB 22KB [ 2139.465757][ T8698] trace_event_file 287KB 296KB [ 2139.471814][ T8698] ftrace_event_field 441KB 451KB [ 2139.477943][ T8698] pool_workqueue 268KB 308KB [ 2139.484062][ T8698] vmap_area 285KB 640KB [ 2139.490099][ T8698] kmalloc-4M 4096KB 4096KB [ 2139.496231][ T8698] kmalloc-512k 2048KB 2048KB [ 2139.502329][ T8698] kmalloc-256k 256KB 256KB [ 2139.508586][ T8698] kmalloc-128k 2816KB 2816KB [ 2139.514674][ T8698] kmalloc-64k 3968KB 4032KB [ 2139.520700][ T8698] kmalloc-32k 1568KB 1568KB [ 2139.526752][ T8698] kmalloc-16k 1184KB 1184KB [ 2139.532821][ T8698] kmalloc-8k 5224KB 5240KB [ 2139.538942][ T8698] kmalloc-4k 33092KB 33140KB [ 2139.544990][ T8698] kmalloc-2k 17652KB 17784KB [ 2139.551129][ T8698] kmalloc-1k 9373KB 9488KB [ 2139.557189][ T8698] kmalloc-512 5974KB 5984KB [ 2139.563257][ T8698] kmalloc-256 4521KB 4536KB [ 2139.569298][ T8698] kmalloc-192 2119KB 2126KB [ 2139.575355][ T8698] kmalloc-96 1871KB 1884KB [ 2139.581526][ T8698] kmalloc-64 2376KB 2408KB [ 2139.587647][ T8698] kmalloc-32 5692541KB 5692541KB [ 2139.593794][ T8698] kmalloc-128 1175KB 1192KB [ 2139.599962][ T8698] kmem_cache 50KB 59KB [ 2139.606021][ T8698] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.0,pid=11167,uid=0 [ 2139.620549][ T8698] Out of memory: Killed process 11167 (syz-executor.0) total-vm:93288kB, anon-rss:3812kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2139.637689][ T1954] oom_reaper: reaped process 11167 (syz-executor.0), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2139.773233][ T5168] systemd-timesyn invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2139.786187][ T5168] CPU: 0 PID: 5168 Comm: systemd-timesyn Not tainted 5.9.0-rc6-syzkaller #0 [ 2139.794910][ T5168] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2139.804944][ T5168] Call Trace: [ 2139.808244][ T5168] dump_stack+0x10f/0x19d [ 2139.812555][ T5168] dump_header+0x8e/0x400 [ 2139.816862][ T5168] oom_kill_process+0x18d/0x3f0 [ 2139.821693][ T5168] out_of_memory+0x5fd/0x8c0 [ 2139.826286][ T5168] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2139.831636][ T5168] __alloc_pages_nodemask+0x266/0x380 [ 2139.837074][ T5168] alloc_pages_current+0x21d/0x310 [ 2139.842152][ T5168] __page_cache_alloc+0x4f/0x120 [ 2139.847158][ T5168] pagecache_get_page+0x4ba/0x970 [ 2139.852150][ T5168] ? __do_page_cache_readahead+0x96/0xb0 [ 2139.857839][ T5168] filemap_fault+0xb7a/0x1270 [ 2139.862511][ T5168] ext4_filemap_fault+0x4b/0x60 [ 2139.867328][ T5168] do_read_fault+0x41f/0x760 [ 2139.871922][ T5168] handle_mm_fault+0x14e9/0x1af0 [ 2139.876831][ T5168] do_user_addr_fault+0x380/0x770 [ 2139.881827][ T5168] exc_page_fault+0xb8/0x330 [ 2139.886476][ T5168] ? asm_exc_page_fault+0x8/0x30 [ 2139.891434][ T5168] asm_exc_page_fault+0x1e/0x30 [ 2139.896388][ T5168] RIP: 0033:0x7fc955349303 [ 2139.900773][ T5168] Code: Bad RIP value. [ 2139.904803][ T5168] RSP: 002b:00007ffcca90c3b0 EFLAGS: 00010293 [ 2139.910970][ T5168] RAX: 0000000000000001 RBX: 000055b5c31688f0 RCX: 00007fc955349303 [ 2139.918947][ T5168] RDX: 0000000000000006 RSI: 00007ffcca90c3c0 RDI: 0000000000000004 [ 2139.926887][ T5168] RBP: 00007ffcca90c510 R08: 431bde82d7b634db R09: 00007ffcca97e080 [ 2139.934826][ T5168] R10: 00000000ffffffff R11: 0000000000000293 R12: 00007ffcca90c3c0 [ 2139.942764][ T5168] R13: 0000000000000001 R14: ffffffffffffffff R15: 0000000000000000 [ 2139.951674][ T5168] Mem-Info: [ 2139.954812][ T5168] active_anon:1708 inactive_anon:254863 isolated_anon:0 [ 2139.954812][ T5168] active_file:26 inactive_file:12 isolated_file:10 [ 2139.954812][ T5168] unevictable:4 dirty:0 writeback:0 [ 2139.954812][ T5168] slab_reclaimable:7887 slab_unreclaimable:1506966 [ 2139.954812][ T5168] mapped:54724 shmem:7470 pagetables:4142 bounce:0 [ 2139.954812][ T5168] free:15326 free_pcp:0 free_cma:0 [ 2139.991193][ T5168] Node 0 active_anon:6832kB inactive_anon:1019452kB active_file:104kB inactive_file:44kB unevictable:16kB isolated(anon):0kB isolated(file):40kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 763904kB writeback_tmp:0kB kernel_stack:8080kB all_unreclaimable? yes [ 2140.020888][ T5168] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2140.047782][ T5168] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2140.075813][ T5168] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2140.081516][ T5168] Node 0 DMA32 free:20068kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:646644kB active_file:4kB inactive_file:40kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:12848kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2140.111207][ T5168] lowmem_reserve[]: 0 0 707 707 707 [ 2140.116412][ T5168] Node 0 Normal free:3988kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372808kB active_file:0kB inactive_file:4kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2140.146064][ T5168] lowmem_reserve[]: 0 0 0 0 0 [ 2140.150711][ T5168] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2140.180990][ T5168] lowmem_reserve[]: 0 0 0 0 0 [ 2140.186008][ T5168] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2140.200367][ T5168] Node 0 DMA32: 1268*4kB (UME) 783*8kB (UME) 315*16kB (UME) 103*32kB (UM) 0*64kB 0*128kB 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 20440kB [ 2140.215766][ T5168] Node 0 Normal: 638*4kB (ME) 129*8kB (UME) 23*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3984kB [ 2140.229595][ T5168] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2140.245666][ T5168] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2140.255211][ T5168] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2140.264482][ T5168] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2140.274000][ T5168] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2140.283254][ T5168] 7516 total pagecache pages [ 2140.287808][ T5168] 0 pages in swap cache [ 2140.291961][ T5168] Swap cache stats: add 0, delete 0, find 0/0 [ 2140.298161][ T5168] Free swap = 0kB [ 2140.301846][ T5168] Total swap = 0kB [ 2140.305555][ T5168] 1965979 pages RAM [ 2140.309421][ T5168] 0 pages HighMem/MovableOnly [ 2140.314087][ T5168] 83664 pages reserved [ 2140.318224][ T5168] 0 pages cma reserved [ 2140.322261][ T5168] Unreclaimable slab info: [ 2140.326665][ T5168] Name Used Total [ 2140.332919][ T5168] SCTPv6 10KB 15KB [ 2140.338969][ T5168] DCCPv6 12KB 14KB [ 2140.345105][ T5168] DCCP 11KB 13KB [ 2140.351151][ T5168] RAWv6 49KB 53KB [ 2140.362980][ T5168] UDPv6 38KB 47KB [ 2140.369029][ T5168] TCPv6 20KB 34KB [ 2140.375161][ T5168] nf_conntrack 6KB 24KB [ 2140.381206][ T5168] scsi_sense_cache 1056KB 1060KB [ 2140.387262][ T5168] i915_vma 48KB 52KB [ 2140.393388][ T5168] mqueue_inode_cache 6KB 7KB [ 2140.399519][ T5168] cifs_small_rq 13KB 15KB [ 2140.405861][ T5168] cifs_request 65KB 65KB [ 2140.411946][ T5168] nfs_read_data 28KB 28KB [ 2140.418342][ T5168] pid_namespace 1KB 3KB [ 2140.425094][ T5168] tcp_bind_bucket 191KB 204KB [ 2140.431139][ T5168] xfrm_state 5KB 7KB [ 2140.437999][ T5168] PING 55KB 80KB [ 2140.444654][ T5168] RAW 42KB 48KB [ 2140.450697][ T5168] UDP 32KB 55KB [ 2140.457544][ T5168] TCP 8KB 19KB [ 2140.464232][ T5168] hugetlbfs_inode_cache 1KB 7KB [ 2140.470620][ T5168] eventpoll_pwq 4KB 11KB [ 2140.477503][ T5168] bio_crypt_ctx 6KB 7KB [ 2140.486073][ T5168] request_queue 86KB 102KB [ 2140.492115][ T5168] blkdev_ioc 3KB 3KB [ 2140.498746][ T5168] biovec-max 644KB 644KB [ 2140.509148][ T5168] biovec-128 20KB 24KB [ 2140.516103][ T5168] biovec-64 5KB 8KB [ 2140.522279][ T5168] khugepaged_mm_slot 13KB 27KB [ 2140.530518][ T5168] dmaengine-unmap-256 2KB 6KB [ 2140.536764][ T5168] dmaengine-unmap-128 1KB 7KB [ 2140.545139][ T5168] dmaengine-unmap-2 0KB 3KB [ 2140.551185][ T5168] QIPCRTR 0KB 7KB [ 2140.557255][ T5168] skbuff_ext_cache 21KB 55KB [ 2140.567347][ T5168] skbuff_fclone_cache 4KB 8KB [ 2140.573617][ T5168] skbuff_head_cache 66KB 172KB [ 2140.579770][ T5168] file_lock_cache 0KB 3KB [ 2140.589415][ T5168] fsnotify_mark_connector 0KB 7KB [ 2140.596097][ T5168] net_namespace 29KB 29KB [ 2140.602135][ T5168] task_delay_info 48KB 63KB [ 2140.612139][ T5168] taskstats 3KB 18KB [ 2140.618240][ T5168] proc_dir_entry 708KB 712KB [ 2140.626930][ T5168] pde_opener 0KB 3KB [ 2140.633007][ T5168] seq_file 0KB 3KB [ 2140.639048][ T5168] shmem_inode_cache 4481KB 4517KB [ 2140.649412][ T5168] kernfs_node_cache 29633KB 29684KB [ 2140.655495][ T5168] mnt_cache 113KB 120KB [ 2140.661531][ T5168] filp 157KB 300KB [ 2140.682292][ T5168] names_cache 152KB 152KB [ 2140.696689][ T5168] iint_cache 9KB 31KB [ 2140.707862][ T5168] uts_namespace 2KB 3KB [ 2140.713945][ T5168] vm_area_struct 1070KB 1496KB [ 2140.719997][ T5168] mm_struct 195KB 230KB [ 2140.730202][ T5168] fs_cache 8KB 19KB [ 2140.736786][ T5168] files_cache 95KB 166KB [ 2140.746885][ T5168] signal_cache 617KB 676KB [ 2140.753119][ T5168] sighand_cache 1138KB 1218KB [ 2140.759194][ T5168] task_struct 2673KB 2728KB [ 2140.769394][ T5168] cred_jar 122KB 263KB [ 2140.775475][ T5168] anon_vma_chain 228KB 328KB [ 2140.781604][ T5168] anon_vma 129KB 187KB [ 2140.789738][ T5168] pid 57KB 84KB [ 2140.796249][ T5168] Acpi-Operand 110KB 118KB [ 2140.802382][ T5168] Acpi-Parse 99KB 124KB [ 2140.812493][ T5168] Acpi-State 37KB 51KB [ 2140.820312][ T5168] numa_policy 14KB 22KB [ 2140.828613][ T5168] trace_event_file 287KB 296KB [ 2140.861603][ T5168] ftrace_event_field 441KB 451KB [ 2140.870516][ T5168] pool_workqueue 268KB 308KB [ 2140.881680][ T5168] vmap_area 285KB 640KB [ 2140.899342][ T5168] kmalloc-4M 4096KB 4096KB [ 2140.907318][ T5168] kmalloc-512k 2048KB 2048KB [ 2140.922052][ T5168] kmalloc-256k 256KB 256KB [ 2140.941967][ T5168] kmalloc-128k 2816KB 2816KB [ 2140.948044][ T5168] kmalloc-64k 3968KB 4032KB [ 2140.963200][ T5168] kmalloc-32k 1568KB 1568KB [ 2140.969337][ T5168] kmalloc-16k 1184KB 1184KB [ 2140.976077][ T5168] kmalloc-8k 5224KB 5240KB [ 2140.982124][ T5168] kmalloc-4k 33092KB 33140KB [ 2140.992675][ T5168] kmalloc-2k 17652KB 17784KB [ 2140.998721][ T5168] kmalloc-1k 9373KB 9488KB [ 2141.004798][ T5168] kmalloc-512 5974KB 5984KB [ 2141.010861][ T5168] kmalloc-256 4521KB 4536KB [ 2141.020824][ T5168] kmalloc-192 2119KB 2126KB [ 2141.026994][ T5168] kmalloc-96 1871KB 1884KB [ 2141.037563][ T5168] kmalloc-64 2376KB 2408KB [ 2141.043639][ T5168] kmalloc-32 5695027KB 5695029KB [ 2141.049678][ T5168] kmalloc-128 1175KB 1192KB [ 2141.057867][ T5168] kmem_cache 50KB 59KB [ 2141.064111][ T5168] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.0,pid=11152,uid=0 [ 2141.091846][ T5168] Out of memory: Killed process 11152 (syz-executor.0) total-vm:93288kB, anon-rss:3812kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2141.115559][ T1954] oom_reaper: reaped process 11152 (syz-executor.0), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2141.355404][ T5168] systemd-timesyn invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2141.368820][ T5168] CPU: 0 PID: 5168 Comm: systemd-timesyn Not tainted 5.9.0-rc6-syzkaller #0 [ 2141.377475][ T5168] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2141.387582][ T5168] Call Trace: [ 2141.390865][ T5168] dump_stack+0x10f/0x19d [ 2141.395174][ T5168] dump_header+0x8e/0x400 [ 2141.399481][ T5168] oom_kill_process+0x18d/0x3f0 [ 2141.404316][ T5168] out_of_memory+0x5fd/0x8c0 [ 2141.408905][ T5168] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2141.414281][ T5168] __alloc_pages_nodemask+0x266/0x380 [ 2141.419676][ T5168] alloc_pages_current+0x21d/0x310 [ 2141.424767][ T5168] __page_cache_alloc+0x4f/0x120 [ 2141.429687][ T5168] pagecache_get_page+0x4ba/0x970 [ 2141.434760][ T5168] ? __do_page_cache_readahead+0x96/0xb0 [ 2141.440403][ T5168] filemap_fault+0xb7a/0x1270 [ 2141.445066][ T5168] ext4_filemap_fault+0x4b/0x60 [ 2141.449890][ T5168] do_read_fault+0x41f/0x760 [ 2141.454507][ T5168] handle_mm_fault+0x14e9/0x1af0 [ 2141.459491][ T5168] do_user_addr_fault+0x380/0x770 [ 2141.464486][ T5168] exc_page_fault+0xb8/0x330 [ 2141.469044][ T5168] ? asm_exc_page_fault+0x8/0x30 [ 2141.473952][ T5168] asm_exc_page_fault+0x1e/0x30 [ 2141.478814][ T5168] RIP: 0033:0x7fc955349303 [ 2141.483207][ T5168] Code: Bad RIP value. [ 2141.487300][ T5168] RSP: 002b:00007ffcca90c3b0 EFLAGS: 00010293 [ 2141.493331][ T5168] RAX: 0000000000000001 RBX: 000055b5c31688f0 RCX: 00007fc955349303 [ 2141.501324][ T5168] RDX: 0000000000000006 RSI: 00007ffcca90c3c0 RDI: 0000000000000004 [ 2141.509264][ T5168] RBP: 00007ffcca90c510 R08: 431bde82d7b634db R09: 00007ffcca97e080 [ 2141.517227][ T5168] R10: 00000000ffffffff R11: 0000000000000293 R12: 00007ffcca90c3c0 [ 2141.525212][ T5168] R13: 0000000000000001 R14: ffffffffffffffff R15: 0000000000000000 [ 2141.537537][ T5168] Mem-Info: [ 2141.540653][ T5168] active_anon:1708 inactive_anon:254322 isolated_anon:0 [ 2141.540653][ T5168] active_file:32 inactive_file:1 isolated_file:0 [ 2141.540653][ T5168] unevictable:4 dirty:4 writeback:0 [ 2141.540653][ T5168] slab_reclaimable:7887 slab_unreclaimable:1507449 [ 2141.540653][ T5168] mapped:54724 shmem:7470 pagetables:4113 bounce:0 [ 2141.540653][ T5168] free:15291 free_pcp:124 free_cma:0 [ 2141.581689][ T5168] Node 0 active_anon:6832kB inactive_anon:1017288kB active_file:124kB inactive_file:4kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:12kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 759808kB writeback_tmp:0kB kernel_stack:8048kB all_unreclaimable? yes [ 2141.616601][ T5168] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:4kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2141.650171][ T5168] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2141.679529][ T5168] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2141.685247][ T5168] Node 0 DMA32 free:20184kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:644480kB active_file:76kB inactive_file:84kB unevictable:0kB writepending:12kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:12732kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2141.719525][ T5168] lowmem_reserve[]: 0 0 707 707 707 [ 2141.724879][ T5168] Node 0 Normal free:3732kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372808kB active_file:4kB inactive_file:4kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2141.757394][ T5168] lowmem_reserve[]: 0 0 0 0 0 [ 2141.762066][ T5168] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:4kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2141.796322][ T5168] lowmem_reserve[]: 0 0 0 0 0 [ 2141.800990][ T5168] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2141.819279][ T5168] Node 0 DMA32: 1275*4kB (UME) 789*8kB (UME) 314*16kB (ME) 102*32kB (M) 1*64kB (U) 0*128kB 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 20532kB [ 2141.839554][ T5168] Node 0 Normal: 639*4kB (UME) 118*8kB (UME) 12*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3724kB [ 2141.858423][ T5168] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2141.890951][ T5168] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2141.910360][ T5168] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2141.929806][ T5168] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2141.950037][ T5168] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2141.963783][ T5168] 7506 total pagecache pages [ 2141.968371][ T5168] 0 pages in swap cache [ 2141.972532][ T5168] Swap cache stats: add 0, delete 0, find 0/0 [ 2141.978570][ T5168] Free swap = 0kB [ 2141.982316][ T5168] Total swap = 0kB [ 2141.994255][ T5168] 1965979 pages RAM [ 2141.998048][ T5168] 0 pages HighMem/MovableOnly [ 2142.011602][ T5168] 83664 pages reserved [ 2142.021272][ T5168] 0 pages cma reserved [ 2142.025536][ T5168] Unreclaimable slab info: [ 2142.029917][ T5168] Name Used Total [ 2142.053884][ T5168] SCTPv6 10KB 15KB [ 2142.066800][ T5168] DCCPv6 12KB 14KB [ 2142.086327][ T5168] DCCP 11KB 13KB [ 2142.099257][ T5168] RAWv6 49KB 53KB [ 2142.109842][ T5168] UDPv6 38KB 47KB [ 2142.115913][ T5168] TCPv6 20KB 34KB [ 2142.121961][ T5168] nf_conntrack 6KB 24KB [ 2142.135459][ T5168] scsi_sense_cache 1056KB 1060KB [ 2142.141625][ T5168] i915_vma 48KB 52KB [ 2142.162356][ T5168] mqueue_inode_cache 6KB 7KB [ 2142.168508][ T5168] cifs_small_rq 13KB 15KB [ 2142.187773][ T5168] cifs_request 65KB 65KB [ 2142.203671][ T5168] nfs_read_data 28KB 28KB [ 2142.209732][ T5168] pid_namespace 1KB 3KB [ 2142.227939][ T5168] tcp_bind_bucket 191KB 204KB [ 2142.241903][ T5168] xfrm_state 5KB 7KB [ 2142.253859][ T5168] PING 55KB 80KB [ 2142.269561][ T5168] RAW 42KB 48KB [ 2142.282359][ T5168] UDP 32KB 55KB [ 2142.288429][ T5168] TCP 8KB 19KB [ 2142.307411][ T5168] hugetlbfs_inode_cache 1KB 7KB [ 2142.320049][ T5168] eventpoll_pwq 4KB 11KB [ 2142.334871][ T5168] bio_crypt_ctx 6KB 7KB [ 2142.340924][ T5168] request_queue 86KB 102KB [ 2142.359238][ T5168] blkdev_ioc 3KB 3KB [ 2142.365513][ T5168] biovec-max 644KB 644KB [ 2142.371565][ T5168] biovec-128 20KB 24KB [ 2142.381680][ T5168] biovec-64 5KB 8KB [ 2142.387784][ T5168] khugepaged_mm_slot 12KB 27KB [ 2142.397727][ T5168] dmaengine-unmap-256 2KB 6KB [ 2142.406728][ T5168] dmaengine-unmap-128 1KB 7KB [ 2142.418529][ T5168] dmaengine-unmap-2 0KB 3KB [ 2142.428486][ T5168] QIPCRTR 0KB 7KB [ 2142.448734][ T5168] skbuff_ext_cache 21KB 55KB [ 2142.460693][ T5168] skbuff_fclone_cache 4KB 8KB [ 2142.478795][ T5168] skbuff_head_cache 66KB 172KB [ 2142.489186][ T5168] file_lock_cache 0KB 3KB [ 2142.504358][ T5168] fsnotify_mark_connector 0KB 7KB [ 2142.511068][ T5168] net_namespace 29KB 29KB [ 2142.517142][ T5168] task_delay_info 48KB 63KB [ 2142.531114][ T5168] taskstats 3KB 18KB [ 2142.537197][ T5168] proc_dir_entry 708KB 712KB [ 2142.552113][ T5168] pde_opener 0KB 3KB [ 2142.558562][ T5168] seq_file 0KB 3KB [ 2142.571091][ T5168] shmem_inode_cache 4481KB 4517KB [ 2142.577201][ T5168] kernfs_node_cache 29633KB 29684KB [ 2142.597909][ T5168] mnt_cache 113KB 120KB [ 2142.636715][ T5168] filp 157KB 300KB [ 2142.650824][ T5168] names_cache 152KB 152KB [ 2142.661582][ T5168] iint_cache 9KB 31KB [ 2142.682389][ T5168] uts_namespace 2KB 3KB [ 2142.688445][ T5168] vm_area_struct 1042KB 1496KB [ 2142.707760][ T5168] mm_struct 195KB 230KB [ 2142.717661][ T5168] fs_cache 8KB 19KB [ 2142.731918][ T5168] files_cache 93KB 166KB [ 2142.749377][ T5168] signal_cache 617KB 676KB [ 2142.758221][ T5168] sighand_cache 1138KB 1218KB [ 2142.773226][ T5168] task_struct 2673KB 2724KB [ 2142.779277][ T5168] cred_jar 122KB 263KB [ 2142.797687][ T5168] anon_vma_chain 222KB 328KB [ 2142.806912][ T5168] anon_vma 126KB 187KB [ 2142.820465][ T5168] pid 57KB 84KB [ 2142.829997][ T5168] Acpi-Operand 110KB 118KB [ 2142.841421][ T5168] Acpi-Parse 99KB 124KB [ 2142.861189][ T5168] Acpi-State 37KB 51KB [ 2142.868592][ T5168] numa_policy 14KB 22KB [ 2142.888196][ T5168] trace_event_file 287KB 296KB [ 2142.898252][ T5168] ftrace_event_field 441KB 451KB [ 2142.918817][ T5168] pool_workqueue 268KB 308KB [ 2142.928249][ T5168] vmap_area 285KB 640KB [ 2142.942095][ T5168] kmalloc-4M 4096KB 4096KB [ 2142.959091][ T5168] kmalloc-512k 2048KB 2048KB [ 2142.967214][ T5168] kmalloc-256k 256KB 256KB [ 2142.986810][ T5168] kmalloc-128k 2816KB 2816KB [ 2143.000706][ T5168] kmalloc-64k 3968KB 4032KB [ 2143.011867][ T5168] kmalloc-32k 1568KB 1568KB [ 2143.030269][ T5168] kmalloc-16k 1184KB 1184KB [ 2143.038768][ T5168] kmalloc-8k 5224KB 5240KB [ 2143.058444][ T5168] kmalloc-4k 33092KB 33140KB [ 2143.066069][ T5168] kmalloc-2k 17646KB 17780KB [ 2143.072130][ T5168] kmalloc-1k 9373KB 9488KB [ 2143.091090][ T5168] kmalloc-512 5974KB 5984KB [ 2143.098483][ T5168] kmalloc-256 4521KB 4536KB [ 2143.121169][ T5168] kmalloc-192 2119KB 2126KB [ 2143.135672][ T5168] kmalloc-96 1871KB 1884KB [ 2143.141731][ T5168] kmalloc-64 2376KB 2408KB [ 2143.150204][ T5168] kmalloc-32 5696780KB 5696780KB [ 2143.158379][ T5168] kmalloc-128 1175KB 1192KB [ 2143.176206][ T5168] kmem_cache 50KB 59KB [ 2143.186167][ T5168] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.0,pid=11148,uid=0 [ 2143.211408][ T5168] Out of memory: Killed process 11148 (syz-executor.0) total-vm:93288kB, anon-rss:3812kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2143.245443][ T8698] syz-fuzzer invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2143.271305][ T8698] CPU: 1 PID: 8698 Comm: syz-fuzzer Not tainted 5.9.0-rc6-syzkaller #0 [ 2143.279533][ T8698] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2143.289561][ T8698] Call Trace: [ 2143.292857][ T8698] dump_stack+0x10f/0x19d [ 2143.297245][ T8698] dump_header+0x8e/0x400 [ 2143.301552][ T8698] oom_kill_process+0x18d/0x3f0 [ 2143.306387][ T8698] out_of_memory+0x5fd/0x8c0 [ 2143.310959][ T8698] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2143.316325][ T8698] __alloc_pages_nodemask+0x266/0x380 [ 2143.321678][ T8698] alloc_pages_current+0x21d/0x310 [ 2143.326767][ T8698] __page_cache_alloc+0x4f/0x120 [ 2143.331676][ T8698] pagecache_get_page+0x4ba/0x970 [ 2143.336871][ T8698] ? __do_page_cache_readahead+0x96/0xb0 [ 2143.342505][ T8698] filemap_fault+0xb7a/0x1270 [ 2143.347182][ T8698] ext4_filemap_fault+0x4b/0x60 [ 2143.352042][ T8698] do_read_fault+0x41f/0x760 [ 2143.356619][ T8698] handle_mm_fault+0x14e9/0x1af0 [ 2143.361533][ T8698] do_user_addr_fault+0x380/0x770 [ 2143.366594][ T8698] exc_page_fault+0xb8/0x330 [ 2143.371165][ T8698] ? asm_exc_page_fault+0x8/0x30 [ 2143.376076][ T8698] asm_exc_page_fault+0x1e/0x30 [ 2143.380896][ T8698] RIP: 0033:0x469240 [ 2143.384774][ T8698] Code: Bad RIP value. [ 2143.388814][ T8698] RSP: 002b:000000c00008f7f0 EFLAGS: 00010246 [ 2143.394861][ T8698] RAX: 0000000000000000 RBX: 00000000000003e6 RCX: 0000000000469240 [ 2143.402818][ T8698] RDX: 0000000000000080 RSI: 000000c00008f840 RDI: 0000000000000003 [ 2143.410771][ T8698] RBP: 000000c00008fe40 R08: 0000000000000000 R09: 0000000000000000 [ 2143.418714][ T8698] R10: 00000000000003e6 R11: 0000000000000246 R12: 0000000000000003 [ 2143.426722][ T8698] R13: 000000c000094180 R14: 0000000000000004 R15: ffffffffffffffff [ 2143.453290][ T8698] Mem-Info: [ 2143.456446][ T8698] active_anon:1708 inactive_anon:253786 isolated_anon:0 [ 2143.456446][ T8698] active_file:48 inactive_file:6 isolated_file:0 [ 2143.456446][ T8698] unevictable:4 dirty:0 writeback:0 [ 2143.456446][ T8698] slab_reclaimable:7885 slab_unreclaimable:1508000 [ 2143.456446][ T8698] mapped:54724 shmem:7470 pagetables:4076 bounce:0 [ 2143.456446][ T8698] free:15480 free_pcp:0 free_cma:0 [ 2143.512437][ T8698] Node 0 active_anon:6832kB inactive_anon:1015144kB active_file:176kB inactive_file:36kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 759808kB writeback_tmp:0kB kernel_stack:8048kB all_unreclaimable? yes [ 2143.541845][ T8698] Node 1 active_anon:0kB inactive_anon:0kB active_file:16kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2143.569513][ T8698] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2143.597213][ T8698] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2143.609062][ T8698] Node 0 DMA32 free:20064kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:642336kB active_file:72kB inactive_file:36kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:12584kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 2143.643255][ T8698] lowmem_reserve[]: 0 0 707 707 707 [ 2143.648447][ T8698] Node 0 Normal free:3672kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372808kB active_file:4kB inactive_file:4kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2143.687213][ T8698] lowmem_reserve[]: 0 0 0 0 0 [ 2143.691891][ T8698] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:16kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2143.729384][ T8698] lowmem_reserve[]: 0 0 0 0 0 [ 2143.735428][ T8698] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2143.753502][ T8698] Node 0 DMA32: 1284*4kB (UME) 794*8kB (UME) 317*16kB (ME) 103*32kB (UM) 0*64kB 0*128kB 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 20112kB [ 2143.769676][ T8698] Node 0 Normal: 631*4kB (UME) 119*8kB (UME) 12*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3700kB [ 2143.788613][ T8698] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2143.810359][ T8698] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2143.819899][ T8698] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2143.832892][ T8698] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2143.846441][ T8698] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2143.860138][ T8698] 7503 total pagecache pages [ 2143.868647][ T8698] 0 pages in swap cache [ 2143.876833][ T8698] Swap cache stats: add 0, delete 0, find 0/0 [ 2143.887111][ T8698] Free swap = 0kB [ 2143.890806][ T8698] Total swap = 0kB [ 2143.898920][ T8698] 1965979 pages RAM [ 2143.906092][ T8698] 0 pages HighMem/MovableOnly [ 2143.910740][ T8698] 83664 pages reserved [ 2143.919700][ T8698] 0 pages cma reserved [ 2143.928888][ T8698] Unreclaimable slab info: [ 2143.936736][ T8698] Name Used Total [ 2143.946610][ T8698] SCTPv6 10KB 15KB [ 2143.956748][ T8698] DCCPv6 12KB 14KB [ 2143.968410][ T8698] DCCP 11KB 13KB [ 2143.978718][ T8698] RAWv6 49KB 53KB [ 2143.989815][ T8698] UDPv6 38KB 47KB [ 2143.998331][ T8698] TCPv6 20KB 34KB [ 2144.009762][ T8698] nf_conntrack 6KB 24KB [ 2144.019075][ T8698] scsi_sense_cache 1056KB 1060KB [ 2144.029863][ T8698] i915_vma 48KB 52KB [ 2144.039558][ T8698] mqueue_inode_cache 6KB 7KB [ 2144.049413][ T8698] cifs_small_rq 13KB 15KB [ 2144.057075][ T8698] cifs_request 65KB 65KB [ 2144.066889][ T8698] nfs_read_data 28KB 28KB [ 2144.076727][ T8698] pid_namespace 1KB 3KB [ 2144.084665][ T8698] tcp_bind_bucket 191KB 204KB [ 2144.090775][ T8698] xfrm_state 5KB 7KB [ 2144.100699][ T8698] PING 55KB 80KB [ 2144.110836][ T8698] RAW 42KB 48KB [ 2144.120643][ T8698] UDP 32KB 55KB [ 2144.126824][ T8698] TCP 8KB 19KB [ 2144.135899][ T8698] hugetlbfs_inode_cache 1KB 7KB [ 2144.142304][ T8698] eventpoll_pwq 4KB 11KB [ 2144.148345][ T8698] bio_crypt_ctx 6KB 7KB [ 2144.160068][ T8698] request_queue 86KB 102KB [ 2144.166151][ T8698] blkdev_ioc 2KB 3KB [ 2144.183036][ T8698] biovec-max 644KB 644KB [ 2144.189079][ T8698] biovec-128 20KB 24KB [ 2144.203062][ T8698] biovec-64 3KB 8KB [ 2144.209225][ T8698] khugepaged_mm_slot 12KB 27KB [ 2144.221308][ T8698] dmaengine-unmap-256 2KB 6KB [ 2144.231912][ T8698] dmaengine-unmap-128 1KB 7KB [ 2144.241823][ T8698] dmaengine-unmap-2 0KB 3KB [ 2144.252435][ T8698] QIPCRTR 0KB 7KB [ 2144.258482][ T8698] skbuff_ext_cache 21KB 55KB [ 2144.274053][ T8698] skbuff_fclone_cache 2KB 8KB [ 2144.280269][ T8698] skbuff_head_cache 66KB 172KB [ 2144.296032][ T8698] file_lock_cache 0KB 3KB [ 2144.302107][ T8698] fsnotify_mark_connector 0KB 7KB [ 2144.308812][ T8698] net_namespace 29KB 29KB [ 2144.325842][ T8698] task_delay_info 48KB 63KB [ 2144.331884][ T8698] taskstats 3KB 18KB [ 2144.341806][ T8698] proc_dir_entry 708KB 712KB [ 2144.351432][ T8698] pde_opener 0KB 3KB [ 2144.366232][ T8698] seq_file 0KB 3KB [ 2144.376486][ T8698] shmem_inode_cache 4481KB 4517KB [ 2144.386335][ T8698] kernfs_node_cache 29633KB 29684KB [ 2144.401777][ T8698] mnt_cache 113KB 120KB [ 2144.409385][ T8698] filp 157KB 300KB [ 2144.423509][ T8698] names_cache 152KB 152KB [ 2144.429553][ T8698] iint_cache 9KB 31KB [ 2144.442445][ T8698] uts_namespace 2KB 3KB [ 2144.448494][ T8698] vm_area_struct 1032KB 1496KB [ 2144.460677][ T8698] mm_struct 195KB 230KB [ 2144.471170][ T8698] fs_cache 8KB 19KB [ 2144.483426][ T8698] files_cache 92KB 166KB [ 2144.489472][ T8698] signal_cache 617KB 676KB [ 2144.501848][ T8698] sighand_cache 1138KB 1218KB [ 2144.511940][ T8698] task_struct 2673KB 2724KB [ 2144.528132][ T8698] cred_jar 122KB 263KB [ 2144.538089][ T8698] anon_vma_chain 219KB 328KB [ 2144.551077][ T8698] anon_vma 126KB 187KB [ 2144.561125][ T8698] pid 57KB 84KB [ 2144.579574][ T8698] Acpi-Operand 110KB 118KB [ 2144.589456][ T8698] Acpi-Parse 99KB 124KB [ 2144.602572][ T8698] Acpi-State 37KB 51KB [ 2144.608624][ T8698] numa_policy 14KB 22KB [ 2144.624592][ T8698] trace_event_file 287KB 296KB [ 2144.630643][ T8698] ftrace_event_field 441KB 451KB [ 2144.649156][ T8698] pool_workqueue 283KB 308KB [ 2144.656996][ T8698] vmap_area 285KB 640KB [ 2144.671078][ T8698] kmalloc-4M 4096KB 4096KB [ 2144.681240][ T8698] kmalloc-512k 2048KB 2048KB [ 2144.695333][ T8698] kmalloc-256k 256KB 256KB [ 2144.701446][ T8698] kmalloc-128k 2816KB 2816KB [ 2144.711849][ T8698] kmalloc-64k 3968KB 4032KB [ 2144.726969][ T8698] kmalloc-32k 1568KB 1568KB [ 2144.737469][ T8698] kmalloc-16k 1184KB 1184KB [ 2144.747953][ T8698] kmalloc-8k 5224KB 5240KB [ 2144.766698][ T8698] kmalloc-4k 33092KB 33140KB [ 2144.776989][ T8698] kmalloc-2k 17644KB 17780KB [ 2144.791246][ T8698] kmalloc-1k 9373KB 9488KB [ 2144.801350][ T8698] kmalloc-512 5974KB 5984KB [ 2144.820035][ T8698] kmalloc-256 4521KB 4536KB [ 2144.829986][ T8698] kmalloc-192 2119KB 2126KB [ 2144.846423][ T8698] kmalloc-96 1871KB 1884KB [ 2144.860825][ T8698] kmalloc-64 2376KB 2408KB [ 2144.870194][ T8698] kmalloc-32 5699489KB 5699489KB [ 2144.885843][ T8698] kmalloc-128 1175KB 1192KB [ 2144.891935][ T8698] kmem_cache 50KB 59KB [ 2144.899855][ T8698] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.0,pid=11083,uid=0 [ 2144.921685][ T8698] Out of memory: Killed process 11083 (syz-executor.0) total-vm:93288kB, anon-rss:3812kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2144.953754][ T8698] syz-fuzzer invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2144.974825][ T8698] CPU: 1 PID: 8698 Comm: syz-fuzzer Not tainted 5.9.0-rc6-syzkaller #0 [ 2144.983043][ T8698] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2144.993173][ T8698] Call Trace: [ 2144.996449][ T8698] dump_stack+0x10f/0x19d [ 2145.000762][ T8698] dump_header+0x8e/0x400 [ 2145.005069][ T8698] oom_kill_process+0x18d/0x3f0 [ 2145.009999][ T8698] out_of_memory+0x5fd/0x8c0 [ 2145.014598][ T8698] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2145.019957][ T8698] __alloc_pages_nodemask+0x266/0x380 [ 2145.025492][ T8698] alloc_pages_current+0x21d/0x310 [ 2145.030602][ T8698] __page_cache_alloc+0x4f/0x120 [ 2145.035588][ T8698] pagecache_get_page+0x4ba/0x970 [ 2145.040598][ T8698] ? __do_page_cache_readahead+0x96/0xb0 [ 2145.046213][ T8698] filemap_fault+0xb7a/0x1270 [ 2145.050915][ T8698] ext4_filemap_fault+0x4b/0x60 [ 2145.055747][ T8698] do_read_fault+0x41f/0x760 [ 2145.060366][ T8698] handle_mm_fault+0x14e9/0x1af0 [ 2145.065338][ T8698] do_user_addr_fault+0x380/0x770 [ 2145.070369][ T8698] exc_page_fault+0xb8/0x330 [ 2145.074945][ T8698] ? asm_exc_page_fault+0x8/0x30 [ 2145.080032][ T8698] asm_exc_page_fault+0x1e/0x30 [ 2145.084856][ T8698] RIP: 0033:0x469240 [ 2145.088734][ T8698] Code: Bad RIP value. [ 2145.092775][ T8698] RSP: 002b:000000c00008f7f0 EFLAGS: 00010246 [ 2145.098823][ T8698] RAX: 0000000000000000 RBX: 00000000000003e6 RCX: 0000000000469240 [ 2145.106797][ T8698] RDX: 0000000000000080 RSI: 000000c00008f840 RDI: 0000000000000003 [ 2145.114757][ T8698] RBP: 000000c00008fe40 R08: 0000000000000000 R09: 0000000000000000 [ 2145.122804][ T8698] R10: 00000000000003e6 R11: 0000000000000246 R12: 0000000000000003 [ 2145.130754][ T8698] R13: 000000c000094180 R14: 0000000000000004 R15: ffffffffffffffff [ 2145.144059][ T8698] Mem-Info: [ 2145.147210][ T8698] active_anon:1708 inactive_anon:253243 isolated_anon:0 [ 2145.147210][ T8698] active_file:37 inactive_file:0 isolated_file:0 [ 2145.147210][ T8698] unevictable:4 dirty:0 writeback:0 [ 2145.147210][ T8698] slab_reclaimable:7883 slab_unreclaimable:1508726 [ 2145.147210][ T8698] mapped:54724 shmem:7470 pagetables:4048 bounce:0 [ 2145.147210][ T8698] free:15241 free_pcp:62 free_cma:0 [ 2145.191966][ T8698] Node 0 active_anon:6832kB inactive_anon:1012972kB active_file:140kB inactive_file:0kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 757760kB writeback_tmp:0kB kernel_stack:8032kB all_unreclaimable? no [ 2145.226999][ T8698] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2145.262038][ T8698] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2145.295339][ T8698] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2145.301157][ T8698] Node 0 DMA32 free:20060kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:640164kB active_file:52kB inactive_file:60kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:12508kB bounce:0kB free_pcp:256kB local_pcp:4kB free_cma:0kB [ 2145.336219][ T8698] lowmem_reserve[]: 0 0 707 707 707 [ 2145.341405][ T8698] Node 0 Normal free:3708kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372784kB active_file:12kB inactive_file:0kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:240kB local_pcp:0kB free_cma:0kB [ 2145.372687][ T8698] lowmem_reserve[]: 0 0 0 0 0 [ 2145.377351][ T8698] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:12kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2145.406111][ T8698] lowmem_reserve[]: 0 0 0 0 0 [ 2145.410766][ T8698] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2145.425178][ T8698] Node 0 DMA32: 1273*4kB (UME) 793*8kB (UME) 319*16kB (UME) 104*32kB (UM) 1*64kB (U) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 20060kB [ 2145.440733][ T8698] Node 0 Normal: 633*4kB (UME) 121*8kB (ME) 11*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3708kB [ 2145.454567][ T8698] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2145.470583][ T8698] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2145.481320][ T8698] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2145.490589][ T8698] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2145.500257][ T8698] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2145.509540][ T8698] 7501 total pagecache pages [ 2145.518446][ T8698] 0 pages in swap cache [ 2145.522829][ T8698] Swap cache stats: add 0, delete 0, find 0/0 [ 2145.528952][ T8698] Free swap = 0kB [ 2145.543655][ T8698] Total swap = 0kB [ 2145.547360][ T8698] 1965979 pages RAM [ 2145.551138][ T8698] 0 pages HighMem/MovableOnly [ 2145.557704][ T8698] 83664 pages reserved [ 2145.561760][ T8698] 0 pages cma reserved [ 2145.571111][ T8698] Unreclaimable slab info: [ 2145.579431][ T8698] Name Used Total [ 2145.590032][ T8698] SCTPv6 10KB 15KB [ 2145.599383][ T8698] DCCPv6 12KB 14KB [ 2145.609128][ T8698] DCCP 11KB 13KB [ 2145.619037][ T8698] RAWv6 49KB 53KB [ 2145.628387][ T8698] UDPv6 38KB 47KB [ 2145.639256][ T8698] TCPv6 20KB 34KB [ 2145.656605][ T8698] nf_conntrack 6KB 24KB [ 2145.668001][ T8698] scsi_sense_cache 1056KB 1060KB [ 2145.678732][ T8698] i915_vma 48KB 52KB [ 2145.689973][ T8698] mqueue_inode_cache 6KB 7KB [ 2145.700994][ T8698] cifs_small_rq 13KB 15KB [ 2145.712543][ T8698] cifs_request 65KB 65KB [ 2145.718603][ T8698] nfs_read_data 28KB 28KB [ 2145.734760][ T8698] pid_namespace 1KB 3KB [ 2145.740920][ T8698] tcp_bind_bucket 191KB 204KB [ 2145.755438][ T8698] xfrm_state 5KB 7KB [ 2145.761726][ T8698] PING 55KB 80KB [ 2145.769572][ T8698] RAW 42KB 48KB [ 2145.781594][ T8698] UDP 32KB 55KB [ 2145.791886][ T8698] TCP 8KB 19KB [ 2145.803200][ T8698] hugetlbfs_inode_cache 1KB 7KB [ 2145.809634][ T8698] eventpoll_pwq 4KB 11KB [ 2145.826502][ T8698] bio_crypt_ctx 6KB 7KB [ 2145.836209][ T8698] request_queue 86KB 102KB [ 2145.848742][ T8698] blkdev_ioc 2KB 3KB [ 2145.858737][ T8698] biovec-max 644KB 644KB [ 2145.869985][ T8698] biovec-128 20KB 24KB [ 2145.876050][ T8698] biovec-64 2KB 8KB [ 2145.891081][ T8698] khugepaged_mm_slot 12KB 27KB [ 2145.897423][ T8698] dmaengine-unmap-256 2KB 6KB [ 2145.912221][ T8698] dmaengine-unmap-128 1KB 7KB [ 2145.918448][ T8698] dmaengine-unmap-2 0KB 3KB [ 2145.929085][ T8698] QIPCRTR 0KB 7KB [ 2145.937359][ T8698] skbuff_ext_cache 21KB 55KB [ 2145.948082][ T8698] skbuff_fclone_cache 1KB 8KB [ 2145.958514][ T8698] skbuff_head_cache 66KB 172KB [ 2145.969309][ T8698] file_lock_cache 0KB 3KB [ 2145.979885][ T8698] fsnotify_mark_connector 0KB 7KB [ 2145.991881][ T8698] net_namespace 29KB 29KB [ 2145.999541][ T8698] task_delay_info 48KB 63KB [ 2146.009247][ T8698] taskstats 3KB 18KB [ 2146.019208][ T8698] proc_dir_entry 708KB 712KB [ 2146.030415][ T8698] pde_opener 0KB 3KB [ 2146.041274][ T8698] seq_file 0KB 3KB [ 2146.051827][ T8698] shmem_inode_cache 4481KB 4517KB [ 2146.061949][ T8698] kernfs_node_cache 29633KB 29684KB [ 2146.067998][ T8698] mnt_cache 113KB 120KB [ 2146.077798][ T8698] filp 157KB 300KB [ 2146.085898][ T8698] names_cache 152KB 152KB [ 2146.097406][ T8698] iint_cache 9KB 31KB [ 2146.107172][ T8698] uts_namespace 2KB 3KB [ 2146.118528][ T8698] vm_area_struct 1018KB 1496KB [ 2146.128667][ T8698] mm_struct 195KB 230KB [ 2146.139383][ T8698] fs_cache 8KB 19KB [ 2146.149905][ T8698] files_cache 91KB 166KB [ 2146.161717][ T8698] signal_cache 617KB 676KB [ 2146.167882][ T8698] sighand_cache 1138KB 1218KB [ 2146.181435][ T8698] task_struct 2673KB 2724KB [ 2146.187652][ T8698] cred_jar 122KB 263KB [ 2146.203119][ T8698] anon_vma_chain 215KB 328KB [ 2146.209170][ T8698] anon_vma 125KB 187KB [ 2146.218545][ T8698] pid 57KB 84KB [ 2146.228546][ T8698] Acpi-Operand 110KB 118KB [ 2146.246076][ T8698] Acpi-Parse 99KB 124KB [ 2146.255527][ T8698] Acpi-State 37KB 51KB [ 2146.261758][ T8698] numa_policy 14KB 22KB [ 2146.277189][ T8698] trace_event_file 287KB 296KB [ 2146.285174][ T8698] ftrace_event_field 441KB 451KB [ 2146.291292][ T8698] pool_workqueue 283KB 308KB [ 2146.305474][ T8698] vmap_area 285KB 640KB [ 2146.311521][ T8698] kmalloc-4M 4096KB 4096KB [ 2146.321339][ T8698] kmalloc-512k 2048KB 2048KB [ 2146.331255][ T8698] kmalloc-256k 256KB 256KB [ 2146.341311][ T8698] kmalloc-128k 2816KB 2816KB [ 2146.347477][ T8698] kmalloc-64k 3968KB 4032KB [ 2146.358008][ T8698] kmalloc-32k 1568KB 1568KB [ 2146.366538][ T8698] kmalloc-16k 1184KB 1184KB [ 2146.372602][T23496] warn_alloc: 168 callbacks suppressed [ 2146.372615][T23496] syz-executor.4: page allocation failure: order:0, mode:0x40cc0(GFP_KERNEL|__GFP_COMP), nodemask=(null),cpuset=/,mems_allowed=0-1 [ 2146.393307][ T8698] kmalloc-8k 5224KB 5240KB [ 2146.399357][ T8698] kmalloc-4k 33092KB 33140KB [ 2146.405413][ T8698] kmalloc-2k 17640KB 17780KB [ 2146.411450][ T8698] kmalloc-1k 9373KB 9488KB [ 2146.421737][T23496] CPU: 1 PID: 23496 Comm: syz-executor.4 Not tainted 5.9.0-rc6-syzkaller #0 [ 2146.430389][T23496] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2146.440416][T23496] Call Trace: [ 2146.443793][T23496] dump_stack+0x10f/0x19d [ 2146.448152][T23496] warn_alloc+0x105/0x160 [ 2146.452470][T23496] ? schedule_timeout+0x13f/0x2c0 [ 2146.457543][T23496] __alloc_pages_slowpath+0x9cd/0x9e0 [ 2146.463008][T23496] __alloc_pages_nodemask+0x266/0x380 [ 2146.468365][T23496] kmem_getpages+0x17/0xb0 [ 2146.472763][T23496] cache_grow_begin+0x60/0x1f0 [ 2146.477511][T23496] fallback_alloc+0x124/0x1e0 [ 2146.482174][T23496] kmem_cache_alloc_trace+0x113/0x2d0 [ 2146.487587][T23496] ? io_issue_sqe+0x261e/0x7950 [ 2146.492417][T23496] io_issue_sqe+0x261e/0x7950 [ 2146.497092][T23496] ? check_preemption_disabled+0x51/0x140 [ 2146.502792][T23496] ? check_preemption_disabled+0x51/0x140 [ 2146.508570][T23496] ? debug_smp_processor_id+0x18/0x20 [ 2146.513922][T23496] ? irqentry_exit_cond_resched+0x22/0x40 [ 2146.519616][T23496] ? check_preemption_disabled+0x51/0x140 [ 2146.525309][T23496] ? ___cache_free+0x9c/0x380 [ 2146.529969][T23496] ? __io_free_req_finish+0xe9/0x190 [ 2146.535230][T23496] ? __rcu_read_unlock+0x4b/0x260 [ 2146.540230][T23496] ? __io_free_req_finish+0x121/0x190 [ 2146.545581][T23496] __io_queue_sqe+0x1b7/0x670 [ 2146.550252][T23496] io_queue_sqe+0x81/0x220 [ 2146.554674][T23496] io_submit_sqe+0x333/0x550 [ 2146.559298][T23496] io_submit_sqes+0x8c6/0xfb0 [ 2146.563963][T23496] __se_sys_io_uring_enter+0x1e8/0x790 [ 2146.569408][T23496] __x64_sys_io_uring_enter+0x74/0x80 [ 2146.574837][T23496] do_syscall_64+0x39/0x80 [ 2146.579316][T23496] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 2146.585181][T23496] RIP: 0033:0x45e179 [ 2146.589061][T23496] Code: Bad RIP value. [ 2146.593191][T23496] RSP: 002b:00007f4ce8167c78 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa [ 2146.601581][T23496] RAX: ffffffffffffffda RBX: 00000000000082c0 RCX: 000000000045e179 [ 2146.609531][T23496] RDX: 0000000000000000 RSI: 000000000000450c RDI: 0000000000000003 [ 2146.617546][T23496] RBP: 000000000118cf98 R08: 0000000000000000 R09: 0000000000000000 [ 2146.625498][T23496] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118cf4c [ 2146.633456][T23496] R13: 00007ffca4f3eaaf R14: 00007f4ce81689c0 R15: 000000000118cf4c [ 2146.645443][ T8698] kmalloc-512 5974KB 5984KB [ 2146.651576][ T8698] kmalloc-256 4521KB 4536KB [ 2146.657628][ T8698] kmalloc-192 2115KB 2126KB [ 2146.664099][ T8698] kmalloc-96 1871KB 1884KB [ 2146.670141][ T8698] kmalloc-64 2376KB 2408KB [ 2146.676305][ T8698] kmalloc-32 5701806KB 5701806KB [ 2146.682363][ T8698] kmalloc-128 1175KB 1192KB [ 2146.688420][ T8698] kmem_cache 50KB 59KB [ 2146.694498][ T8698] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.0,pid=9912,uid=0 [ 2146.708725][ T8698] Out of memory: Killed process 9912 (syz-executor.0) total-vm:93288kB, anon-rss:3812kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2146.727166][ T1954] oom_reaper: reaped process 9912 (syz-executor.0), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2146.790149][ T8251] cron invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2146.809482][T23496] Mem-Info: [ 2146.812635][T23496] active_anon:1708 inactive_anon:252701 isolated_anon:0 [ 2146.812635][T23496] active_file:14 inactive_file:0 isolated_file:0 [ 2146.812635][T23496] unevictable:4 dirty:0 writeback:0 [ 2146.812635][T23496] slab_reclaimable:7881 slab_unreclaimable:1508750 [ 2146.812635][T23496] mapped:54724 shmem:7470 pagetables:4020 bounce:0 [ 2146.812635][T23496] free:15926 free_pcp:0 free_cma:0 [ 2146.823860][ T8251] CPU: 0 PID: 8251 Comm: cron Not tainted 5.9.0-rc6-syzkaller #0 [ 2146.856582][ T8251] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2146.862482][T23496] Node 0 active_anon:6832kB inactive_anon:1010804kB active_file:52kB inactive_file:0kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 755712kB writeback_tmp:0kB kernel_stack:8016kB all_unreclaimable? yes [ 2146.866682][ T8251] Call Trace: [ 2146.896338][T23496] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2146.899173][ T8251] dump_stack+0x10f/0x19d [ 2146.925948][T23496] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2146.930249][ T8251] dump_header+0x8e/0x400 [ 2146.957738][T23496] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2146.962040][ T8251] oom_kill_process+0x18d/0x3f0 [ 2146.962058][ T8251] out_of_memory+0x5fd/0x8c0 [ 2146.967731][T23496] Node 0 DMA32 free:22456kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:638116kB active_file:168kB inactive_file:40kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:12360kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2146.972555][ T8251] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2146.972570][ T8251] __alloc_pages_nodemask+0x266/0x380 [ 2146.972586][ T8251] alloc_pages_current+0x21d/0x310 [ 2146.972599][ T8251] __page_cache_alloc+0x4f/0x120 [ 2146.972676][ T8251] pagecache_get_page+0x4ba/0x970 [ 2146.972689][ T8251] ? __do_page_cache_readahead+0x96/0xb0 [ 2146.972699][ T8251] filemap_fault+0xb7a/0x1270 [ 2146.972718][ T8251] ext4_filemap_fault+0x4b/0x60 [ 2146.977406][T23496] lowmem_reserve[]: 0 0 707 707 707 [ 2147.007016][ T8251] do_read_fault+0x41f/0x760 [ 2147.007032][ T8251] handle_mm_fault+0x14e9/0x1af0 [ 2147.012369][T23496] Node 0 Normal free:4000kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372716kB active_file:4kB inactive_file:4kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2147.017718][ T8251] do_user_addr_fault+0x380/0x770 [ 2147.022843][T23496] lowmem_reserve[]: 0 0 0 0 0 [ 2147.027764][ T8251] exc_page_fault+0xb8/0x330 [ 2147.032749][T23496] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2147.038515][ T8251] ? asm_exc_page_fault+0x8/0x30 [ 2147.043093][T23496] lowmem_reserve[]: 0 0 0 0 0 [ 2147.047944][ T8251] asm_exc_page_fault+0x1e/0x30 [ 2147.053117][T23496] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2147.057633][ T8251] RIP: 0033:0x7ffb58ca6270 [ 2147.062536][T23496] Node 0 DMA32: 1339*4kB (UME) 794*8kB (UME) 320*16kB (UME) 104*32kB (UM) 1*64kB (U) 2*128kB (U) 0*256kB 0*512kB 0*1024kB 1*2048kB (M) 0*4096kB = 22524kB [ 2147.091858][ T8251] Code: Bad RIP value. [ 2147.091864][ T8251] RSP: 002b:00007fff0d7dfe98 EFLAGS: 00010246 [ 2147.091873][ T8251] RAX: 0000000000000000 RBX: fffffffffffffeb0 RCX: 00007ffb58ca6270 [ 2147.091947][ T8251] RDX: 0000000000000001 RSI: 00007fff0d7dfea0 RDI: 00007fff0d7dfea0 [ 2147.091970][ T8251] RBP: 0000000000000004 R08: 0000000000000001 R09: 0000000000000003 [ 2147.091982][ T8251] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 2147.097292][T23496] Node 0 Normal: 669*4kB (UME) 130*8kB (UME) 19*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 4052kB [ 2147.101713][ T8251] R13: 00007fff0d7dfff0 R14: 0000000000000000 R15: 0000000000000000 [ 2147.106317][T23496] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2147.264471][T23496] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2147.274216][T23496] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2147.283829][T23496] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2147.293430][T23496] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2147.302785][T23496] 7500 total pagecache pages [ 2147.307347][T23496] 0 pages in swap cache [ 2147.311473][T23496] Swap cache stats: add 0, delete 0, find 0/0 [ 2147.317599][T23496] Free swap = 0kB [ 2147.321295][T23496] Total swap = 0kB [ 2147.325010][T23496] 1965979 pages RAM [ 2147.328791][T23496] 0 pages HighMem/MovableOnly [ 2147.333457][T23496] 83664 pages reserved [ 2147.337487][T23496] 0 pages cma reserved [ 2147.378063][ T8251] Mem-Info: [ 2147.383586][ T8251] active_anon:1708 inactive_anon:252695 isolated_anon:0 [ 2147.383586][ T8251] active_file:16 inactive_file:14 isolated_file:0 [ 2147.383586][ T8251] unevictable:4 dirty:0 writeback:0 [ 2147.383586][ T8251] slab_reclaimable:7881 slab_unreclaimable:1509251 [ 2147.383586][ T8251] mapped:54724 shmem:7470 pagetables:4029 bounce:0 [ 2147.383586][ T8251] free:15389 free_pcp:68 free_cma:0 [ 2147.480743][ T8251] Node 0 active_anon:6832kB inactive_anon:1010780kB active_file:56kB inactive_file:56kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 753664kB writeback_tmp:0kB kernel_stack:8000kB all_unreclaimable? yes [ 2147.523604][ T8251] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2147.562098][ T8251] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2147.600877][ T8251] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2147.606651][ T8251] Node 0 DMA32 free:20256kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:638116kB active_file:52kB inactive_file:16kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:12396kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2147.640071][ T8251] lowmem_reserve[]: 0 0 707 707 707 [ 2147.645816][ T8251] Node 0 Normal free:4052kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372664kB active_file:0kB inactive_file:8kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:24kB local_pcp:24kB free_cma:0kB [ 2147.680872][ T8251] lowmem_reserve[]: 0 0 0 0 0 [ 2147.685634][ T8251] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2147.724260][ T8251] lowmem_reserve[]: 0 0 0 0 0 [ 2147.729036][ T8251] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2147.751385][ T8251] Node 0 DMA32: 1214*4kB (ME) 747*8kB (ME) 311*16kB (UME) 102*32kB (UM) 0*64kB 1*128kB (U) 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 20224kB [ 2147.775465][ T8251] Node 0 Normal: 669*4kB (UME) 130*8kB (UME) 19*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 4052kB [ 2147.789676][ T8251] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2147.809307][ T8251] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2147.818863][ T8251] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2147.831525][ T8251] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2147.841470][ T8251] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2147.854620][ T8251] 7500 total pagecache pages [ 2147.859259][ T8251] 0 pages in swap cache [ 2147.863417][ T8251] Swap cache stats: add 0, delete 0, find 0/0 [ 2147.869453][ T8251] Free swap = 0kB [ 2147.877055][ T8251] Total swap = 0kB [ 2147.880756][ T8251] 1965979 pages RAM [ 2147.887974][ T8251] 0 pages HighMem/MovableOnly [ 2147.905316][ T8251] 83664 pages reserved [ 2147.909379][ T8251] 0 pages cma reserved [ 2147.916984][ T8251] Unreclaimable slab info: [ 2147.921498][ T8251] Name Used Total [ 2147.931337][ T8251] SCTPv6 10KB 15KB [ 2147.940987][ T8251] DCCPv6 12KB 14KB [ 2147.951540][ T8251] DCCP 11KB 13KB [ 2147.960385][ T8251] RAWv6 49KB 53KB [ 2147.967627][ T8251] UDPv6 38KB 47KB [ 2147.973698][ T8251] TCPv6 20KB 34KB [ 2147.979739][ T8251] nf_conntrack 6KB 24KB [ 2147.985862][ T8251] scsi_sense_cache 1056KB 1060KB [ 2147.991964][ T8251] i915_vma 48KB 52KB [ 2147.998090][ T8251] mqueue_inode_cache 6KB 7KB [ 2148.004242][ T8251] cifs_small_rq 13KB 15KB [ 2148.010272][ T8251] cifs_request 65KB 65KB [ 2148.016310][ T8251] nfs_read_data 28KB 28KB [ 2148.022412][ T8251] pid_namespace 1KB 3KB [ 2148.028451][ T8251] tcp_bind_bucket 191KB 204KB [ 2148.034495][ T8251] xfrm_state 5KB 7KB [ 2148.040524][ T8251] PING 55KB 80KB [ 2148.046584][ T8251] RAW 42KB 48KB [ 2148.052851][ T8251] UDP 32KB 55KB [ 2148.059001][ T8251] TCP 8KB 19KB [ 2148.065056][ T8251] hugetlbfs_inode_cache 1KB 7KB [ 2148.071455][ T8251] eventpoll_pwq 4KB 11KB [ 2148.077670][ T8251] bio_crypt_ctx 6KB 7KB [ 2148.083778][ T8251] request_queue 86KB 102KB [ 2148.089835][ T8251] blkdev_ioc 2KB 3KB [ 2148.096000][ T8251] biovec-max 644KB 644KB [ 2148.102186][ T8251] biovec-128 20KB 24KB [ 2148.108230][ T8251] biovec-64 2KB 8KB [ 2148.114393][ T8251] khugepaged_mm_slot 12KB 27KB [ 2148.120522][ T8251] dmaengine-unmap-256 2KB 6KB [ 2148.126773][ T8251] dmaengine-unmap-128 1KB 7KB [ 2148.133009][ T8251] dmaengine-unmap-2 0KB 3KB [ 2148.139043][ T8251] QIPCRTR 0KB 7KB [ 2148.145103][ T8251] skbuff_ext_cache 21KB 55KB [ 2148.151130][ T8251] skbuff_fclone_cache 1KB 8KB [ 2148.157351][ T8251] skbuff_head_cache 66KB 172KB [ 2148.163583][ T8251] file_lock_cache 0KB 3KB [ 2148.169612][ T8251] fsnotify_mark_connector 0KB 7KB [ 2148.176232][ T8251] net_namespace 29KB 29KB [ 2148.182328][ T8251] task_delay_info 48KB 63KB [ 2148.188363][ T8251] taskstats 3KB 18KB [ 2148.194404][ T8251] proc_dir_entry 708KB 712KB [ 2148.200557][ T8251] pde_opener 0KB 3KB [ 2148.206607][ T8251] seq_file 0KB 3KB [ 2148.212724][ T8251] shmem_inode_cache 4481KB 4517KB [ 2148.218800][ T8251] kernfs_node_cache 29633KB 29684KB [ 2148.224865][ T8251] mnt_cache 113KB 120KB [ 2148.230905][ T8251] filp 157KB 300KB [ 2148.237219][ T8251] names_cache 152KB 152KB [ 2148.243383][ T8251] iint_cache 9KB 31KB [ 2148.249422][ T8251] uts_namespace 2KB 3KB [ 2148.255495][ T8251] vm_area_struct 1008KB 1496KB [ 2148.261533][ T8251] mm_struct 195KB 230KB [ 2148.267579][ T8251] fs_cache 8KB 19KB [ 2148.273944][ T8251] files_cache 90KB 166KB [ 2148.279982][ T8251] signal_cache 617KB 676KB [ 2148.286132][ T8251] sighand_cache 1138KB 1218KB [ 2148.292177][ T8251] task_struct 2673KB 2724KB [ 2148.298215][ T8251] cred_jar 122KB 263KB [ 2148.304364][ T8251] anon_vma_chain 213KB 328KB [ 2148.310404][ T8251] anon_vma 124KB 187KB [ 2148.316497][ T8251] pid 57KB 84KB [ 2148.322587][ T8251] Acpi-Operand 110KB 118KB [ 2148.328704][ T8251] Acpi-Parse 99KB 124KB [ 2148.334751][ T8251] Acpi-State 37KB 51KB [ 2148.340800][ T8251] numa_policy 14KB 22KB [ 2148.346860][ T8251] trace_event_file 287KB 296KB [ 2148.352913][ T8251] ftrace_event_field 441KB 451KB [ 2148.359044][ T8251] pool_workqueue 283KB 308KB [ 2148.365111][ T8251] vmap_area 285KB 640KB [ 2148.371162][ T8251] kmalloc-4M 4096KB 4096KB [ 2148.377291][ T8251] kmalloc-512k 2048KB 2048KB [ 2148.383666][ T8251] kmalloc-256k 256KB 256KB [ 2148.389742][ T8251] kmalloc-128k 2816KB 2816KB [ 2148.395847][ T8251] kmalloc-64k 3968KB 4032KB [ 2148.401929][ T8251] kmalloc-32k 1568KB 1568KB [ 2148.408072][ T8251] kmalloc-16k 1184KB 1184KB [ 2148.414136][ T8251] kmalloc-8k 5224KB 5240KB [ 2148.420178][ T8251] kmalloc-4k 33092KB 33140KB [ 2148.426246][ T8251] kmalloc-2k 17638KB 17780KB [ 2148.434677][ T8251] kmalloc-1k 9373KB 9488KB [ 2148.440718][ T8251] kmalloc-512 5974KB 5984KB [ 2148.446779][ T8251] kmalloc-256 4521KB 4536KB [ 2148.456924][ T8251] kmalloc-192 2115KB 2126KB [ 2148.463051][ T8251] kmalloc-96 1871KB 1884KB [ 2148.469088][ T8251] kmalloc-64 2376KB 2408KB [ 2148.479376][ T8251] kmalloc-32 5704027KB 5704027KB [ 2148.485447][ T8251] kmalloc-128 1175KB 1192KB [ 2148.491477][ T8251] kmem_cache 50KB 59KB [ 2148.498084][ T8251] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.0,pid=9893,uid=0 [ 2148.512601][ T8251] Out of memory: Killed process 9893 (syz-executor.0) total-vm:93288kB, anon-rss:3812kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2148.544108][ T5168] systemd-timesyn invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2148.586651][ T5168] CPU: 1 PID: 5168 Comm: systemd-timesyn Not tainted 5.9.0-rc6-syzkaller #0 [ 2148.595325][ T5168] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2148.605415][ T5168] Call Trace: [ 2148.608688][ T5168] dump_stack+0x10f/0x19d [ 2148.613013][ T5168] dump_header+0x8e/0x400 [ 2148.617331][ T5168] oom_kill_process+0x18d/0x3f0 [ 2148.622161][ T5168] out_of_memory+0x5fd/0x8c0 [ 2148.626732][ T5168] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2148.632210][ T5168] __alloc_pages_nodemask+0x266/0x380 [ 2148.637596][ T5168] alloc_pages_current+0x21d/0x310 [ 2148.642686][ T5168] __page_cache_alloc+0x4f/0x120 [ 2148.647713][ T5168] pagecache_get_page+0x4ba/0x970 [ 2148.652716][ T5168] ? __do_page_cache_readahead+0x96/0xb0 [ 2148.658327][ T5168] filemap_fault+0xb7a/0x1270 [ 2148.662987][ T5168] ext4_filemap_fault+0x4b/0x60 [ 2148.667854][ T5168] do_read_fault+0x41f/0x760 [ 2148.672431][ T5168] handle_mm_fault+0x14e9/0x1af0 [ 2148.677606][ T5168] do_user_addr_fault+0x380/0x770 [ 2148.682632][ T5168] exc_page_fault+0xb8/0x330 [ 2148.687217][ T5168] ? asm_exc_page_fault+0x8/0x30 [ 2148.692179][ T5168] asm_exc_page_fault+0x1e/0x30 [ 2148.697005][ T5168] RIP: 0033:0x7fc955349303 [ 2148.701495][ T5168] Code: Bad RIP value. [ 2148.705539][ T5168] RSP: 002b:00007ffcca90c3b0 EFLAGS: 00010293 [ 2148.711583][ T5168] RAX: 0000000000000001 RBX: 000055b5c31688f0 RCX: 00007fc955349303 [ 2148.719529][ T5168] RDX: 0000000000000006 RSI: 00007ffcca90c3c0 RDI: 0000000000000004 [ 2148.727475][ T5168] RBP: 00007ffcca90c510 R08: 431bde82d7b634db R09: 00007ffcca97e080 [ 2148.735425][ T5168] R10: 00000000ffffffff R11: 0000000000000293 R12: 00007ffcca90c3c0 [ 2148.743538][ T5168] R13: 0000000000000001 R14: ffffffffffffffff R15: 0000000000000000 [ 2148.766850][ T5168] Mem-Info: [ 2148.769979][ T5168] active_anon:1708 inactive_anon:252162 isolated_anon:0 [ 2148.769979][ T5168] active_file:27 inactive_file:0 isolated_file:0 [ 2148.769979][ T5168] unevictable:4 dirty:0 writeback:0 [ 2148.769979][ T5168] slab_reclaimable:7880 slab_unreclaimable:1509759 [ 2148.769979][ T5168] mapped:54724 shmem:7470 pagetables:4029 bounce:0 [ 2148.769979][ T5168] free:15400 free_pcp:124 free_cma:0 [ 2148.817968][ T5168] Node 0 active_anon:6832kB inactive_anon:1008648kB active_file:196kB inactive_file:0kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 753664kB writeback_tmp:0kB kernel_stack:8000kB all_unreclaimable? yes [ 2148.855572][ T5168] Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2148.892881][ T5168] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2148.933450][ T5168] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2148.939167][ T5168] Node 0 DMA32 free:20260kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:636068kB active_file:108kB inactive_file:12kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:12396kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2148.974715][ T5168] lowmem_reserve[]: 0 0 707 707 707 [ 2148.979999][ T5168] Node 0 Normal free:4092kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372664kB active_file:8kB inactive_file:0kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2149.017877][ T5168] lowmem_reserve[]: 0 0 0 0 0 [ 2149.027295][ T5168] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2149.068154][ T5168] lowmem_reserve[]: 0 0 0 0 0 [ 2149.076601][ T5168] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2149.098133][ T5168] Node 0 DMA32: 1213*4kB (ME) 747*8kB (ME) 311*16kB (UME) 102*32kB (UM) 0*64kB 0*128kB 1*256kB (U) 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 20348kB [ 2149.122520][ T5168] Node 0 Normal: 652*4kB (UME) 127*8kB (ME) 1*16kB (M) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3672kB [ 2149.138627][ T5168] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2149.160696][ T5168] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2149.170254][ T5168] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2149.188155][ T5168] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2149.197875][ T5168] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2149.219247][ T5168] 7499 total pagecache pages [ 2149.223960][ T5168] 0 pages in swap cache [ 2149.228100][ T5168] Swap cache stats: add 0, delete 0, find 0/0 [ 2149.246019][ T5168] Free swap = 0kB [ 2149.249822][ T5168] Total swap = 0kB [ 2149.260095][ T5168] 1965979 pages RAM [ 2149.269156][ T5168] 0 pages HighMem/MovableOnly [ 2149.281303][ T5168] 83664 pages reserved [ 2149.289585][ T5168] 0 pages cma reserved [ 2149.301537][ T5168] Unreclaimable slab info: [ 2149.309654][ T5168] Name Used Total [ 2149.322171][ T5168] SCTPv6 10KB 15KB [ 2149.328377][ T5168] DCCPv6 12KB 14KB [ 2149.340822][ T5168] DCCP 11KB 13KB [ 2149.348485][ T5168] RAWv6 49KB 53KB [ 2149.367315][ T5168] UDPv6 38KB 47KB [ 2149.380510][ T5168] TCPv6 20KB 34KB [ 2149.392255][ T5168] nf_conntrack 6KB 24KB [ 2149.398387][ T5168] scsi_sense_cache 1056KB 1060KB [ 2149.415403][ T5168] i915_vma 48KB 52KB [ 2149.421509][ T5168] mqueue_inode_cache 6KB 7KB [ 2149.430945][ T5168] cifs_small_rq 13KB 15KB [ 2149.447013][ T5168] cifs_request 65KB 65KB [ 2149.456978][ T5168] nfs_read_data 28KB 28KB [ 2149.471998][ T5168] pid_namespace 1KB 3KB [ 2149.478070][ T5168] tcp_bind_bucket 191KB 204KB [ 2149.495422][ T5168] xfrm_state 5KB 7KB [ 2149.501466][ T5168] PING 55KB 80KB [ 2149.509029][ T5168] RAW 42KB 48KB [ 2149.525361][ T5168] UDP 32KB 55KB [ 2149.533285][ T5168] TCP 8KB 19KB [ 2149.539325][ T5168] hugetlbfs_inode_cache 1KB 7KB [ 2149.554947][ T5168] eventpoll_pwq 4KB 11KB [ 2149.561106][ T5168] bio_crypt_ctx 6KB 7KB [ 2149.571255][ T5168] request_queue 86KB 102KB [ 2149.579147][ T5168] blkdev_ioc 3KB 3KB [ 2149.587858][ T5168] biovec-max 644KB 644KB [ 2149.596159][ T5168] biovec-128 20KB 24KB [ 2149.604286][ T5168] biovec-64 2KB 8KB [ 2149.610389][ T5168] khugepaged_mm_slot 11KB 27KB [ 2149.618597][ T5168] dmaengine-unmap-256 2KB 6KB [ 2149.626759][ T5168] dmaengine-unmap-128 1KB 7KB [ 2149.635374][ T5168] dmaengine-unmap-2 0KB 3KB [ 2149.641418][ T5168] QIPCRTR 0KB 7KB [ 2149.647493][ T5168] skbuff_ext_cache 21KB 55KB [ 2149.656888][ T5168] skbuff_fclone_cache 1KB 8KB [ 2149.663137][ T5168] skbuff_head_cache 66KB 172KB [ 2149.669185][ T5168] file_lock_cache 0KB 3KB [ 2149.678627][ T5168] fsnotify_mark_connector 0KB 7KB [ 2149.685207][ T5168] net_namespace 29KB 29KB [ 2149.691266][ T5168] task_delay_info 48KB 63KB [ 2149.699815][ T5168] taskstats 3KB 18KB [ 2149.706009][ T5168] proc_dir_entry 708KB 712KB [ 2149.714237][ T5168] pde_opener 0KB 3KB [ 2149.720349][ T5168] seq_file 0KB 3KB [ 2149.726401][ T5168] shmem_inode_cache 4481KB 4517KB [ 2149.734221][ T5168] kernfs_node_cache 29633KB 29684KB [ 2149.740368][ T5168] mnt_cache 113KB 120KB [ 2149.746426][ T5168] filp 157KB 300KB [ 2149.754301][ T5168] names_cache 152KB 152KB [ 2149.760350][ T5168] iint_cache 9KB 31KB [ 2149.766460][ T5168] uts_namespace 2KB 3KB [ 2149.774580][ T5168] vm_area_struct 997KB 1496KB [ 2149.780643][ T5168] mm_struct 195KB 230KB [ 2149.786714][ T5168] fs_cache 8KB 19KB [ 2149.796093][ T5168] files_cache 89KB 166KB [ 2149.803376][ T5168] signal_cache 617KB 676KB [ 2149.809413][ T5168] sighand_cache 1138KB 1218KB [ 2149.818906][ T5168] task_struct 2673KB 2724KB [ 2149.824969][ T5168] cred_jar 122KB 263KB [ 2149.831089][ T5168] anon_vma_chain 210KB 328KB [ 2149.843279][ T5168] anon_vma 123KB 187KB [ 2149.849447][ T5168] pid 57KB 84KB [ 2149.856603][ T5168] Acpi-Operand 110KB 118KB [ 2149.871132][ T5168] Acpi-Parse 99KB 124KB [ 2149.879787][ T5168] Acpi-State 37KB 51KB [ 2149.889262][ T5168] numa_policy 14KB 22KB [ 2149.898747][ T5168] trace_event_file 287KB 296KB [ 2149.908472][ T5168] ftrace_event_field 441KB 451KB [ 2149.920727][ T5168] pool_workqueue 283KB 308KB [ 2149.928702][ T5168] vmap_area 285KB 640KB [ 2149.941112][ T5168] kmalloc-4M 4096KB 4096KB [ 2149.949107][ T5168] kmalloc-512k 2048KB 2048KB [ 2149.960858][ T5168] kmalloc-256k 256KB 256KB [ 2149.970898][ T5168] kmalloc-128k 2816KB 2816KB [ 2149.986530][ T5168] kmalloc-64k 3968KB 4032KB [ 2149.994544][ T5168] kmalloc-32k 1568KB 1568KB [ 2150.000578][ T5168] kmalloc-16k 1184KB 1184KB [ 2150.010473][ T5168] kmalloc-8k 5224KB 5240KB [ 2150.016629][ T5168] kmalloc-4k 33092KB 33140KB [ 2150.025545][ T5168] kmalloc-2k 17634KB 17776KB [ 2150.031695][ T5168] kmalloc-1k 9373KB 9488KB [ 2150.037731][ T5168] kmalloc-512 5974KB 5984KB [ 2150.044219][ T5168] kmalloc-256 4521KB 4536KB [ 2150.050415][ T5168] kmalloc-192 2115KB 2126KB [ 2150.057014][ T5168] kmalloc-96 1871KB 1884KB [ 2150.064104][ T5168] kmalloc-64 2376KB 2408KB [ 2150.070141][ T5168] kmalloc-32 5706046KB 5706046KB [ 2150.076303][ T5168] kmalloc-128 1175KB 1192KB [ 2150.082408][ T5168] kmem_cache 50KB 59KB [ 2150.088450][ T5168] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.0,pid=9885,uid=0 [ 2150.102626][ T5168] Out of memory: Killed process 9885 (syz-executor.0) total-vm:93288kB, anon-rss:3812kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:140kB oom_score_adj:1000 [ 2150.137323][ T5168] systemd-timesyn invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2150.155316][ T5168] CPU: 1 PID: 5168 Comm: systemd-timesyn Not tainted 5.9.0-rc6-syzkaller #0 [ 2150.163969][ T5168] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2150.174063][ T5168] Call Trace: [ 2150.177334][ T5168] dump_stack+0x10f/0x19d [ 2150.181640][ T5168] dump_header+0x8e/0x400 [ 2150.185961][ T5168] oom_kill_process+0x18d/0x3f0 [ 2150.190851][ T5168] out_of_memory+0x5fd/0x8c0 [ 2150.195442][ T5168] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2150.200796][ T5168] __alloc_pages_nodemask+0x266/0x380 [ 2150.206149][ T5168] alloc_pages_current+0x21d/0x310 [ 2150.211259][ T5168] __page_cache_alloc+0x4f/0x120 [ 2150.216179][ T5168] pagecache_get_page+0x4ba/0x970 [ 2150.221232][ T5168] ? __do_page_cache_readahead+0x96/0xb0 [ 2150.226865][ T5168] filemap_fault+0xb7a/0x1270 [ 2150.231529][ T5168] ext4_filemap_fault+0x4b/0x60 [ 2150.236387][ T5168] do_read_fault+0x41f/0x760 [ 2150.240954][ T5168] handle_mm_fault+0x14e9/0x1af0 [ 2150.245963][ T5168] do_user_addr_fault+0x380/0x770 [ 2150.250967][ T5168] exc_page_fault+0xb8/0x330 [ 2150.255539][ T5168] ? asm_exc_page_fault+0x8/0x30 [ 2150.260454][ T5168] asm_exc_page_fault+0x1e/0x30 [ 2150.265311][ T5168] RIP: 0033:0x7fc955349303 [ 2150.269712][ T5168] Code: Bad RIP value. [ 2150.273754][ T5168] RSP: 002b:00007ffcca90c3b0 EFLAGS: 00010293 [ 2150.279794][ T5168] RAX: 0000000000000001 RBX: 000055b5c31688f0 RCX: 00007fc955349303 [ 2150.287751][ T5168] RDX: 0000000000000006 RSI: 00007ffcca90c3c0 RDI: 0000000000000004 [ 2150.295706][ T5168] RBP: 00007ffcca90c510 R08: 431bde82d7b634db R09: 00007ffcca97e080 [ 2150.303657][ T5168] R10: 00000000ffffffff R11: 0000000000000293 R12: 00007ffcca90c3c0 [ 2150.311606][ T5168] R13: 0000000000000001 R14: ffffffffffffffff R15: 0000000000000000 [ 2150.332268][ T5168] Mem-Info: [ 2150.335374][ T5168] active_anon:1708 inactive_anon:251613 isolated_anon:0 [ 2150.335374][ T5168] active_file:15 inactive_file:15 isolated_file:0 [ 2150.335374][ T5168] unevictable:4 dirty:0 writeback:1 [ 2150.335374][ T5168] slab_reclaimable:7878 slab_unreclaimable:1510343 [ 2150.335374][ T5168] mapped:54724 shmem:7470 pagetables:3973 bounce:0 [ 2150.335374][ T5168] free:15270 free_pcp:231 free_cma:0 [ 2150.380817][ T5168] Node 0 active_anon:6832kB inactive_anon:1006452kB active_file:52kB inactive_file:64kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:4kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 749568kB writeback_tmp:0kB kernel_stack:7968kB all_unreclaimable? yes [ 2150.419904][ T5168] Node 1 active_anon:0kB inactive_anon:0kB active_file:8kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2150.455619][ T5168] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2150.490409][ T5168] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2150.496137][ T5168] Node 0 DMA32 free:20160kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:634020kB active_file:128kB inactive_file:0kB unevictable:0kB writepending:4kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:12172kB bounce:0kB free_pcp:332kB local_pcp:248kB free_cma:0kB [ 2150.535581][ T5168] lowmem_reserve[]: 0 0 707 707 707 [ 2150.540846][ T5168] Node 0 Normal free:3672kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372432kB active_file:24kB inactive_file:0kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:596kB local_pcp:360kB free_cma:0kB [ 2150.577764][ T5168] lowmem_reserve[]: 0 0 0 0 0 [ 2150.582478][ T5168] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:8kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2150.617052][ T5168] lowmem_reserve[]: 0 0 0 0 0 [ 2150.621742][ T5168] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2150.643935][ T5168] Node 0 DMA32: 1214*4kB (UME) 747*8kB (ME) 311*16kB (UME) 102*32kB (UM) 1*64kB (U) 0*128kB 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 20160kB [ 2150.667204][ T5168] Node 0 Normal: 652*4kB (UME) 127*8kB (ME) 1*16kB (M) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3672kB [ 2150.680962][ T5168] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2150.704828][ T5168] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2150.718020][ T5168] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2150.731130][ T5168] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2150.740779][ T5168] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2150.750091][ T5168] 7500 total pagecache pages [ 2150.754778][ T5168] 0 pages in swap cache [ 2150.759070][ T5168] Swap cache stats: add 0, delete 0, find 0/0 [ 2150.765205][ T5168] Free swap = 0kB [ 2150.768908][ T5168] Total swap = 0kB [ 2150.772620][ T5168] 1965979 pages RAM [ 2150.776403][ T5168] 0 pages HighMem/MovableOnly [ 2150.781129][ T5168] 83664 pages reserved [ 2150.785208][ T5168] 0 pages cma reserved [ 2150.789251][ T5168] Unreclaimable slab info: [ 2150.793768][ T5168] Name Used Total [ 2150.800123][ T5168] SCTPv6 10KB 15KB [ 2150.806189][ T5168] DCCPv6 12KB 14KB [ 2150.813313][ T5168] DCCP 11KB 13KB [ 2150.819361][ T5168] RAWv6 49KB 53KB [ 2150.825465][ T5168] UDPv6 38KB 47KB [ 2150.831522][ T5168] TCPv6 20KB 34KB [ 2150.837605][ T5168] nf_conntrack 6KB 24KB [ 2150.843674][ T5168] scsi_sense_cache 1056KB 1060KB [ 2150.849718][ T5168] i915_vma 48KB 52KB [ 2150.861898][ T5168] mqueue_inode_cache 6KB 7KB [ 2150.868044][ T5168] cifs_small_rq 13KB 15KB [ 2150.880807][ T5168] cifs_request 65KB 65KB [ 2150.888895][ T5168] nfs_read_data 28KB 28KB [ 2150.906543][ T5168] pid_namespace 1KB 3KB [ 2150.915009][ T5168] tcp_bind_bucket 191KB 204KB [ 2150.921050][ T5168] xfrm_state 5KB 7KB [ 2150.939657][ T5168] PING 55KB 80KB [ 2150.949821][ T5168] RAW 42KB 48KB [ 2150.967211][ T5168] UDP 32KB 55KB [ 2150.977110][ T5168] TCP 8KB 19KB [ 2150.996784][ T5168] hugetlbfs_inode_cache 1KB 7KB [ 2151.010841][ T5168] eventpoll_pwq 4KB 11KB [ 2151.020591][ T5168] bio_crypt_ctx 6KB 7KB [ 2151.038047][ T5168] request_queue 86KB 102KB [ 2151.048861][ T5168] blkdev_ioc 3KB 3KB [ 2151.059802][ T5168] biovec-max 644KB 644KB [ 2151.068337][ T5168] biovec-128 20KB 24KB [ 2151.083433][ T5168] biovec-64 2KB 8KB [ 2151.089490][ T5168] khugepaged_mm_slot 11KB 27KB [ 2151.107285][ T5168] dmaengine-unmap-256 2KB 6KB [ 2151.117047][ T5168] dmaengine-unmap-128 1KB 7KB [ 2151.128727][ T5168] dmaengine-unmap-2 0KB 3KB [ 2151.136616][ T5168] QIPCRTR 0KB 7KB [ 2151.148097][ T5168] skbuff_ext_cache 21KB 55KB [ 2151.159000][ T5168] skbuff_fclone_cache 1KB 8KB [ 2151.166690][ T5168] skbuff_head_cache 66KB 172KB [ 2151.175279][ T5168] file_lock_cache 0KB 3KB [ 2151.182719][ T5168] fsnotify_mark_connector 0KB 7KB [ 2151.189300][ T5168] net_namespace 29KB 29KB [ 2151.199306][ T5168] task_delay_info 48KB 63KB [ 2151.206765][ T5168] taskstats 3KB 18KB [ 2151.216607][ T5168] proc_dir_entry 708KB 712KB [ 2151.227585][ T5168] pde_opener 0KB 3KB [ 2151.237682][ T5168] seq_file 0KB 3KB [ 2151.248840][ T5168] shmem_inode_cache 4481KB 4517KB [ 2151.257019][ T5168] kernfs_node_cache 29633KB 29684KB [ 2151.271773][ T5168] mnt_cache 113KB 120KB [ 2151.277845][ T5168] filp 157KB 300KB [ 2151.293179][ T5168] names_cache 152KB 152KB [ 2151.299232][ T5168] iint_cache 9KB 31KB [ 2151.310658][ T5168] uts_namespace 2KB 3KB [ 2151.320781][ T5168] vm_area_struct 997KB 1496KB [ 2151.338374][ T5168] mm_struct 195KB 230KB [ 2151.346236][ T5168] fs_cache 8KB 19KB [ 2151.360698][ T5168] files_cache 89KB 166KB [ 2151.373291][ T5168] signal_cache 617KB 676KB [ 2151.379339][ T5168] sighand_cache 1138KB 1218KB [ 2151.397153][ T5168] task_struct 2673KB 2724KB [ 2151.411585][ T5168] cred_jar 122KB 263KB [ 2151.417738][ T5168] anon_vma_chain 210KB 328KB [ 2151.430951][ T5168] anon_vma 123KB 187KB [ 2151.439252][ T5168] pid 57KB 84KB [ 2151.456969][ T5168] Acpi-Operand 110KB 118KB [ 2151.468666][ T5168] Acpi-Parse 99KB 124KB [ 2151.488113][ T5168] Acpi-State 37KB 51KB [ 2151.494559][ T5168] numa_policy 14KB 22KB [ 2151.500612][ T5168] trace_event_file 287KB 296KB [ 2151.519999][ T5168] ftrace_event_field 441KB 451KB [ 2151.531026][ T5168] pool_workqueue 283KB 308KB [ 2151.542159][ T5168] vmap_area 285KB 640KB [ 2151.548207][ T5168] kmalloc-4M 4096KB 4096KB [ 2151.567759][ T5168] kmalloc-512k 2048KB 2048KB [ 2151.579366][ T5168] kmalloc-256k 256KB 256KB [ 2151.596498][ T5168] kmalloc-128k 2816KB 2816KB [ 2151.606607][ T5168] kmalloc-64k 3968KB 4032KB [ 2151.619815][ T5168] kmalloc-32k 1568KB 1568KB [ 2151.630190][ T5168] kmalloc-16k 1184KB 1184KB [ 2151.646186][ T5168] kmalloc-8k 5224KB 5240KB [ 2151.656559][ T5168] kmalloc-4k 33092KB 33140KB [ 2151.669167][ T5168] kmalloc-2k 17634KB 17776KB [ 2151.680950][ T5168] kmalloc-1k 9373KB 9488KB [ 2151.692157][ T5168] kmalloc-512 5974KB 5984KB [ 2151.698205][ T5168] kmalloc-256 4521KB 4536KB [ 2151.709693][ T5168] kmalloc-192 2115KB 2126KB [ 2151.720146][ T5168] kmalloc-96 1871KB 1884KB [ 2151.732261][ T5168] kmalloc-64 2376KB 2408KB [ 2151.738312][ T5168] kmalloc-32 5708095KB 5708095KB [ 2151.751137][ T5168] kmalloc-128 1175KB 1192KB [ 2151.758153][ T5168] kmem_cache 50KB 59KB [ 2151.768147][ T5168] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.5,pid=23547,uid=0 [ 2151.790166][ T5168] Out of memory: Killed process 23547 (syz-executor.5) total-vm:93552kB, anon-rss:3812kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:136kB oom_score_adj:1000 [ 2151.868441][ T5168] systemd-timesyn invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2151.911342][ T5168] CPU: 1 PID: 5168 Comm: systemd-timesyn Not tainted 5.9.0-rc6-syzkaller #0 [ 2151.920005][ T5168] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2151.930033][ T5168] Call Trace: [ 2151.933331][ T5168] dump_stack+0x10f/0x19d [ 2151.937720][ T5168] dump_header+0x8e/0x400 [ 2151.942029][ T5168] oom_kill_process+0x18d/0x3f0 [ 2151.946866][ T5168] out_of_memory+0x5fd/0x8c0 [ 2151.951478][ T5168] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2151.956835][ T5168] __alloc_pages_nodemask+0x266/0x380 [ 2151.962192][ T5168] alloc_pages_current+0x21d/0x310 [ 2151.967291][ T5168] __page_cache_alloc+0x4f/0x120 [ 2151.972228][ T5168] pagecache_get_page+0x4ba/0x970 [ 2151.977361][ T5168] ? __do_page_cache_readahead+0x96/0xb0 [ 2151.982978][ T5168] filemap_fault+0xb7a/0x1270 [ 2151.987658][ T5168] ext4_filemap_fault+0x4b/0x60 [ 2151.992533][ T5168] do_read_fault+0x41f/0x760 [ 2151.997193][ T5168] handle_mm_fault+0x14e9/0x1af0 [ 2152.002118][ T5168] do_user_addr_fault+0x380/0x770 [ 2152.007128][ T5168] exc_page_fault+0xb8/0x330 [ 2152.011700][ T5168] ? asm_exc_page_fault+0x8/0x30 [ 2152.016669][ T5168] asm_exc_page_fault+0x1e/0x30 [ 2152.021506][ T5168] RIP: 0033:0x7fc955349303 [ 2152.025907][ T5168] Code: Bad RIP value. [ 2152.029948][ T5168] RSP: 002b:00007ffcca90c3b0 EFLAGS: 00010293 [ 2152.035991][ T5168] RAX: 0000000000000001 RBX: 000055b5c31688f0 RCX: 00007fc955349303 [ 2152.043944][ T5168] RDX: 0000000000000006 RSI: 00007ffcca90c3c0 RDI: 0000000000000004 [ 2152.051904][ T5168] RBP: 00007ffcca90c510 R08: 431bde82d7b634db R09: 00007ffcca97e080 [ 2152.059849][ T5168] R10: 00000000ffffffff R11: 0000000000000293 R12: 00007ffcca90c3c0 [ 2152.067794][ T5168] R13: 0000000000000001 R14: ffffffffffffffff R15: 0000000000000000 [ 2152.169714][ T5168] Mem-Info: [ 2152.182822][ T5168] active_anon:1708 inactive_anon:251076 isolated_anon:0 [ 2152.182822][ T5168] active_file:25 inactive_file:17 isolated_file:0 [ 2152.182822][ T5168] unevictable:4 dirty:0 writeback:0 [ 2152.182822][ T5168] slab_reclaimable:7878 slab_unreclaimable:1510920 [ 2152.182822][ T5168] mapped:54724 shmem:7470 pagetables:3936 bounce:0 [ 2152.182822][ T5168] free:15412 free_pcp:62 free_cma:0 [ 2152.232618][ T5168] Node 0 active_anon:6832kB inactive_anon:1004304kB active_file:112kB inactive_file:28kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 749568kB writeback_tmp:0kB kernel_stack:7968kB all_unreclaimable? yes [ 2152.273314][ T5168] Node 1 active_anon:0kB inactive_anon:0kB active_file:8kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2152.310167][ T5168] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2152.345348][ T5168] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2152.351145][ T5168] Node 0 DMA32 free:20064kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:631836kB active_file:104kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:12060kB bounce:0kB free_pcp:544kB local_pcp:280kB free_cma:0kB [ 2152.388796][ T5168] lowmem_reserve[]: 0 0 707 707 707 [ 2152.393996][ T5168] Node 0 Normal free:3992kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372432kB active_file:4kB inactive_file:8kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2152.430756][ T5168] lowmem_reserve[]: 0 0 0 0 0 [ 2152.435570][ T5168] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:8kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2152.470283][ T5168] lowmem_reserve[]: 0 0 0 0 0 [ 2152.475300][ T5168] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2152.497631][ T5168] Node 0 DMA32: 1218*4kB (UME) 751*8kB (ME) 312*16kB (UME) 103*32kB (UM) 0*64kB 1*128kB (U) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 20064kB [ 2152.521002][ T5168] Node 0 Normal: 658*4kB (UME) 130*8kB (ME) 18*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3992kB [ 2152.541268][ T5168] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2152.565987][ T5168] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2152.580264][ T5168] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2152.593329][ T5168] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2152.608716][ T5168] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2152.623667][ T5168] 7499 total pagecache pages [ 2152.628242][ T5168] 0 pages in swap cache [ 2152.638295][ T5168] Swap cache stats: add 0, delete 0, find 0/0 [ 2152.650127][ T5168] Free swap = 0kB [ 2152.659547][ T5168] Total swap = 0kB [ 2152.670712][ T5168] 1965979 pages RAM [ 2152.690573][ T5168] 0 pages HighMem/MovableOnly [ 2152.698938][ T5168] 83664 pages reserved [ 2152.715938][ T5168] 0 pages cma reserved [ 2152.720025][ T5168] Unreclaimable slab info: [ 2152.739694][ T5168] Name Used Total [ 2152.749845][ T5168] SCTPv6 10KB 15KB [ 2152.770477][ T5168] DCCPv6 12KB 14KB [ 2152.778474][ T5168] DCCP 11KB 13KB [ 2152.793261][ T5168] RAWv6 49KB 53KB [ 2152.799313][ T5168] UDPv6 38KB 47KB [ 2152.816610][ T5168] TCPv6 20KB 34KB [ 2152.828994][ T5168] nf_conntrack 6KB 24KB [ 2152.850775][ T5168] scsi_sense_cache 1056KB 1060KB [ 2152.856939][ T5168] i915_vma 48KB 52KB [ 2152.878582][ T5168] mqueue_inode_cache 6KB 7KB [ 2152.890385][ T5168] cifs_small_rq 13KB 15KB [ 2152.904964][ T5168] cifs_request 65KB 65KB [ 2152.911149][ T5168] nfs_read_data 28KB 28KB [ 2152.931504][ T5168] pid_namespace 1KB 3KB [ 2152.937560][ T5168] tcp_bind_bucket 191KB 204KB [ 2152.955858][ T5168] xfrm_state 5KB 7KB [ 2152.967575][ T5168] PING 55KB 80KB [ 2152.980892][ T5168] RAW 42KB 48KB [ 2152.990699][ T5168] UDP 32KB 55KB [ 2153.016190][ T5168] TCP 8KB 19KB [ 2153.027455][ T5168] hugetlbfs_inode_cache 1KB 7KB [ 2153.038005][ T5168] eventpoll_pwq 4KB 11KB [ 2153.058975][ T5168] bio_crypt_ctx 6KB 7KB [ 2153.069045][ T5168] request_queue 86KB 102KB [ 2153.080721][ T5168] blkdev_ioc 3KB 3KB [ 2153.090431][ T5168] biovec-max 644KB 644KB [ 2153.106922][ T5168] biovec-128 20KB 24KB [ 2153.116952][ T5168] biovec-64 2KB 8KB [ 2153.130550][ T5168] khugepaged_mm_slot 11KB 27KB [ 2153.136738][ T5168] dmaengine-unmap-256 2KB 6KB [ 2153.149052][ T5168] dmaengine-unmap-128 1KB 7KB [ 2153.155435][ T5168] dmaengine-unmap-2 0KB 3KB [ 2153.171050][ T5168] QIPCRTR 0KB 7KB [ 2153.177202][ T5168] skbuff_ext_cache 21KB 55KB [ 2153.192134][ T5168] skbuff_fclone_cache 1KB 8KB [ 2153.198369][ T5168] skbuff_head_cache 66KB 172KB [ 2153.212205][ T5168] file_lock_cache 0KB 3KB [ 2153.218518][ T5168] fsnotify_mark_connector 0KB 7KB [ 2153.228921][ T5168] net_namespace 29KB 29KB [ 2153.240022][ T5168] task_delay_info 48KB 63KB [ 2153.253421][ T5168] taskstats 3KB 18KB [ 2153.259475][ T5168] proc_dir_entry 708KB 712KB [ 2153.269227][ T5168] pde_opener 0KB 3KB [ 2153.295765][ T5168] seq_file 0KB 3KB [ 2153.309665][ T5168] shmem_inode_cache 4481KB 4517KB [ 2153.324013][ T5168] kernfs_node_cache 29633KB 29684KB [ 2153.330065][ T5168] mnt_cache 113KB 120KB [ 2153.347326][ T5168] filp 157KB 300KB [ 2153.359193][ T5168] names_cache 152KB 152KB [ 2153.385334][ T5168] iint_cache 9KB 31KB [ 2153.398968][ T5168] uts_namespace 2KB 3KB [ 2153.415266][ T5168] vm_area_struct 997KB 1496KB [ 2153.429270][ T5168] mm_struct 195KB 230KB [ 2153.442588][ T5168] fs_cache 8KB 19KB [ 2153.448638][ T5168] files_cache 89KB 166KB [ 2153.466011][ T5168] signal_cache 617KB 676KB [ 2153.478232][ T5168] sighand_cache 1138KB 1218KB [ 2153.504550][ T5168] task_struct 2673KB 2724KB [ 2153.510777][ T5168] cred_jar 122KB 263KB [ 2153.530624][ T5168] anon_vma_chain 210KB 328KB [ 2153.536926][ T5168] anon_vma 123KB 187KB [ 2153.555324][ T5168] pid 57KB 84KB [ 2153.569221][ T5168] Acpi-Operand 110KB 118KB [ 2153.582937][ T5168] Acpi-Parse 99KB 124KB [ 2153.588980][ T5168] Acpi-State 37KB 51KB [ 2153.606533][ T5168] numa_policy 14KB 22KB [ 2153.627414][ T5168] trace_event_file 287KB 296KB [ 2153.637504][ T5168] ftrace_event_field 441KB 451KB [ 2153.645546][ T5168] pool_workqueue 283KB 308KB [ 2153.660783][ T5168] vmap_area 285KB 640KB [ 2153.681339][ T5168] kmalloc-4M 4096KB 4096KB [ 2153.687418][ T5168] kmalloc-512k 2048KB 2048KB [ 2153.697221][ T5168] kmalloc-256k 256KB 256KB [ 2153.711860][ T5168] kmalloc-128k 2816KB 2816KB [ 2153.717942][ T5168] kmalloc-64k 3968KB 4032KB [ 2153.730520][ T5168] kmalloc-32k 1568KB 1568KB [ 2153.738759][ T5168] kmalloc-16k 1184KB 1184KB [ 2153.748716][ T5168] kmalloc-8k 5224KB 5240KB [ 2153.758709][ T5168] kmalloc-4k 33092KB 33140KB [ 2153.769326][ T5168] kmalloc-2k 17634KB 17776KB [ 2153.779715][ T5168] kmalloc-1k 9373KB 9488KB [ 2153.787530][ T5168] kmalloc-512 5974KB 5984KB [ 2153.800934][ T5168] kmalloc-256 4521KB 4536KB [ 2153.810869][ T5168] kmalloc-192 2115KB 2126KB [ 2153.820359][ T5168] kmalloc-96 1871KB 1884KB [ 2153.828590][ T5168] kmalloc-64 2376KB 2408KB [ 2153.844867][ T5168] kmalloc-32 5710324KB 5710324KB [ 2153.851057][ T5168] kmalloc-128 1175KB 1192KB [ 2153.863831][ T5168] kmem_cache 50KB 59KB [ 2153.869872][ T5168] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.5,pid=23305,uid=0 [ 2153.887983][ T5168] Out of memory: Killed process 23305 (syz-executor.5) total-vm:93552kB, anon-rss:3812kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:136kB oom_score_adj:1000 [ 2153.920000][ T1954] oom_reaper: reaped process 23305 (syz-executor.5), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2153.944736][ T5080] systemd-udevd invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=-1000 [ 2153.986761][ T5080] CPU: 1 PID: 5080 Comm: systemd-udevd Not tainted 5.9.0-rc6-syzkaller #0 [ 2153.995252][ T5080] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2154.005426][ T5080] Call Trace: [ 2154.008706][ T5080] dump_stack+0x10f/0x19d [ 2154.013014][ T5080] dump_header+0x8e/0x400 [ 2154.017318][ T5080] oom_kill_process+0x18d/0x3f0 [ 2154.022265][ T5080] out_of_memory+0x5fd/0x8c0 [ 2154.026838][ T5080] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2154.032196][ T5080] __alloc_pages_nodemask+0x266/0x380 [ 2154.037615][ T5080] alloc_pages_current+0x21d/0x310 [ 2154.042713][ T5080] __page_cache_alloc+0x4f/0x120 [ 2154.047704][ T5080] pagecache_get_page+0x4ba/0x970 [ 2154.052714][ T5080] ? __do_page_cache_readahead+0x96/0xb0 [ 2154.058327][ T5080] filemap_fault+0xb7a/0x1270 [ 2154.063049][ T5080] ext4_filemap_fault+0x4b/0x60 [ 2154.067882][ T5080] do_read_fault+0x41f/0x760 [ 2154.072503][ T5080] handle_mm_fault+0x14e9/0x1af0 [ 2154.077437][ T5080] do_user_addr_fault+0x380/0x770 [ 2154.082516][ T5080] exc_page_fault+0xb8/0x330 [ 2154.087087][ T5080] ? asm_exc_page_fault+0x8/0x30 [ 2154.092069][ T5080] asm_exc_page_fault+0x1e/0x30 [ 2154.096901][ T5080] RIP: 0033:0x7f58b896a2e3 [ 2154.101303][ T5080] Code: Bad RIP value. [ 2154.105346][ T5080] RSP: 002b:00007ffee3d32b28 EFLAGS: 00010246 [ 2154.111389][ T5080] RAX: 0000000000000001 RBX: 000055ab13d5e920 RCX: 00007f58b896a2e3 [ 2154.119337][ T5080] RDX: 0000000000000009 RSI: 00007ffee3d32b30 RDI: 000000000000000a [ 2154.127284][ T5080] RBP: 00007ffee3d32ca0 R08: 000000000000ffff R09: 00007ffee3dda080 [ 2154.135235][ T5080] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffee3d32b30 [ 2154.143190][ T5080] R13: 0000000000000001 R14: ffffffffffffffff R15: 0000000000000000 [ 2154.168108][ T5080] Mem-Info: [ 2154.172708][ T5080] active_anon:1708 inactive_anon:250533 isolated_anon:0 [ 2154.172708][ T5080] active_file:23 inactive_file:0 isolated_file:0 [ 2154.172708][ T5080] unevictable:4 dirty:0 writeback:0 [ 2154.172708][ T5080] slab_reclaimable:7878 slab_unreclaimable:1511471 [ 2154.172708][ T5080] mapped:54724 shmem:7470 pagetables:3908 bounce:0 [ 2154.172708][ T5080] free:15479 free_pcp:24 free_cma:0 [ 2154.219893][ T5080] Node 0 active_anon:6832kB inactive_anon:1002132kB active_file:92kB inactive_file:56kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 747520kB writeback_tmp:0kB kernel_stack:7904kB all_unreclaimable? no [ 2154.259643][ T5080] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2154.303281][ T5080] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2154.344100][ T5080] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2154.349894][ T5080] Node 0 DMA32 free:20096kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:629664kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:11948kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 2154.388236][ T5080] lowmem_reserve[]: 0 0 707 707 707 [ 2154.393443][ T5080] Node 0 Normal free:4216kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372432kB active_file:8kB inactive_file:4kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2154.428399][ T5080] lowmem_reserve[]: 0 0 0 0 0 [ 2154.433307][ T5080] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2154.465772][ T5080] lowmem_reserve[]: 0 0 0 0 0 [ 2154.470427][ T5080] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2154.491335][ T5080] Node 0 DMA32: 1232*4kB (UME) 754*8kB (UME) 311*16kB (ME) 102*32kB (M) 0*64kB 1*128kB (U) 1*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 20096kB [ 2154.514524][ T5080] Node 0 Normal: 657*4kB (ME) 131*8kB (UME) 16*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3964kB [ 2154.528563][ T5080] Node 1 Normal: 2*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22944kB [ 2154.546820][ T5080] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2154.573017][ T5080] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2154.584164][ T5080] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2154.595662][ T5080] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2154.609307][ T5080] 7499 total pagecache pages [ 2154.617784][ T5080] 0 pages in swap cache [ 2154.625709][ T5080] Swap cache stats: add 0, delete 0, find 0/0 [ 2154.633669][ T5080] Free swap = 0kB [ 2154.637371][ T5080] Total swap = 0kB [ 2154.644975][ T5080] 1965979 pages RAM [ 2154.648760][ T5080] 0 pages HighMem/MovableOnly [ 2154.657631][ T5080] 83664 pages reserved [ 2154.666712][ T5080] 0 pages cma reserved [ 2154.670758][ T5080] Unreclaimable slab info: [ 2154.675194][ T5080] Name Used Total [ 2154.683554][ T5080] SCTPv6 10KB 15KB [ 2154.689604][ T5080] DCCPv6 12KB 14KB [ 2154.699417][ T5080] DCCP 11KB 13KB [ 2154.709862][ T5080] RAWv6 49KB 53KB [ 2154.728716][ T5080] UDPv6 38KB 47KB [ 2154.734802][ T5080] TCPv6 20KB 34KB [ 2154.740833][ T5080] nf_conntrack 6KB 24KB [ 2154.755298][ T5080] scsi_sense_cache 1056KB 1060KB [ 2154.763934][ T5080] i915_vma 48KB 52KB [ 2154.770084][ T5080] mqueue_inode_cache 6KB 7KB [ 2154.783816][ T5080] cifs_small_rq 13KB 15KB [ 2154.789864][ T5080] cifs_request 65KB 65KB [ 2154.800272][ T5080] nfs_read_data 28KB 28KB [ 2154.810622][ T5080] pid_namespace 1KB 3KB [ 2154.816798][ T5080] tcp_bind_bucket 191KB 204KB [ 2154.826821][ T5080] xfrm_state 5KB 7KB [ 2154.853281][ T5080] PING 55KB 80KB [ 2154.859654][ T5080] RAW 42KB 48KB [ 2154.873168][ T5080] UDP 32KB 55KB [ 2154.879219][ T5080] TCP 8KB 19KB [ 2154.891942][ T5080] hugetlbfs_inode_cache 1KB 7KB [ 2154.898382][ T5080] eventpoll_pwq 4KB 11KB [ 2154.911521][ T5080] bio_crypt_ctx 6KB 7KB [ 2154.917667][ T5080] request_queue 86KB 102KB [ 2154.930856][ T5080] blkdev_ioc 3KB 3KB [ 2154.940721][ T5080] biovec-max 644KB 644KB [ 2154.959277][ T5080] biovec-128 20KB 24KB [ 2154.977208][ T5080] biovec-64 2KB 8KB [ 2154.987131][ T5080] khugepaged_mm_slot 11KB 27KB [ 2155.008267][ T5080] dmaengine-unmap-256 2KB 6KB [ 2155.020265][ T5080] dmaengine-unmap-128 1KB 7KB [ 2155.029977][ T5080] dmaengine-unmap-2 0KB 3KB [ 2155.047723][ T5080] QIPCRTR 0KB 7KB [ 2155.058394][ T5080] skbuff_ext_cache 21KB 55KB [ 2155.072667][ T5080] skbuff_fclone_cache 1KB 8KB [ 2155.078900][ T5080] skbuff_head_cache 66KB 172KB [ 2155.097152][ T5080] file_lock_cache 0KB 3KB [ 2155.107234][ T5080] fsnotify_mark_connector 0KB 7KB [ 2155.119223][ T5080] net_namespace 29KB 29KB [ 2155.140914][ T5080] task_delay_info 48KB 63KB [ 2155.147078][ T5080] taskstats 3KB 18KB [ 2155.170890][ T5080] proc_dir_entry 708KB 712KB [ 2155.181110][ T5080] pde_opener 0KB 3KB [ 2155.187359][ T5080] seq_file 0KB 3KB [ 2155.206295][ T5080] shmem_inode_cache 4481KB 4517KB [ 2155.226994][ T5080] kernfs_node_cache 29633KB 29684KB [ 2155.237704][ T5080] mnt_cache 113KB 120KB [ 2155.252397][ T5080] filp 157KB 300KB [ 2155.258443][ T5080] names_cache 152KB 152KB [ 2155.280218][ T5080] iint_cache 9KB 31KB [ 2155.290616][ T5080] uts_namespace 2KB 3KB [ 2155.298568][ T5080] vm_area_struct 997KB 1496KB [ 2155.310484][ T5080] mm_struct 195KB 230KB [ 2155.327174][ T5080] fs_cache 8KB 19KB [ 2155.337567][ T5080] files_cache 89KB 166KB [ 2155.349384][ T5080] signal_cache 617KB 676KB [ 2155.359301][ T5080] sighand_cache 1138KB 1218KB [ 2155.375344][ T5080] task_struct 2673KB 2724KB [ 2155.381521][ T5080] cred_jar 122KB 263KB [ 2155.387566][ T5080] anon_vma_chain 210KB 328KB [ 2155.406301][ T5080] anon_vma 123KB 187KB [ 2155.420605][ T5080] pid 57KB 84KB [ 2155.430689][ T5080] Acpi-Operand 110KB 118KB [ 2155.444489][ T5080] Acpi-Parse 99KB 124KB [ 2155.450557][ T5080] Acpi-State 37KB 51KB [ 2155.456638][ T5080] numa_policy 14KB 22KB [ 2155.468054][ T5080] trace_event_file 287KB 296KB [ 2155.476652][ T5080] ftrace_event_field 441KB 451KB [ 2155.496937][ T5080] pool_workqueue 283KB 308KB [ 2155.503029][ T5080] vmap_area 285KB 640KB [ 2155.509070][ T5080] kmalloc-4M 4096KB 4096KB [ 2155.519322][ T5080] kmalloc-512k 2048KB 2048KB [ 2155.525507][ T5080] kmalloc-256k 256KB 256KB [ 2155.535632][ T5080] kmalloc-128k 2816KB 2816KB [ 2155.545146][ T5080] kmalloc-64k 3968KB 4032KB [ 2155.551452][ T5080] kmalloc-32k 1568KB 1568KB [ 2155.557512][ T5080] kmalloc-16k 1184KB 1184KB [ 2155.567468][ T5080] kmalloc-8k 5224KB 5240KB [ 2155.573718][ T5080] kmalloc-4k 33092KB 33140KB [ 2155.579763][ T5080] kmalloc-2k 17634KB 17776KB [ 2155.589953][ T5080] kmalloc-1k 9373KB 9488KB [ 2155.596073][ T5080] kmalloc-512 5974KB 5984KB [ 2155.606220][ T5080] kmalloc-256 4521KB 4536KB [ 2155.612321][ T5080] kmalloc-192 2115KB 2126KB [ 2155.618359][ T5080] kmalloc-96 1871KB 1884KB [ 2155.624421][ T5080] kmalloc-64 2376KB 2408KB [ 2155.630604][ T5080] kmalloc-32 5712856KB 5712858KB [ 2155.636760][ T5080] kmalloc-128 1175KB 1192KB [ 2155.643206][ T5080] kmem_cache 50KB 59KB [ 2155.649250][ T5080] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.5,pid=22712,uid=0 [ 2155.663813][ T5080] Out of memory: Killed process 22712 (syz-executor.5) total-vm:93552kB, anon-rss:3812kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:136kB oom_score_adj:1000 [ 2155.681553][ T1954] oom_reaper: reaped process 22712 (syz-executor.5), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB [ 2155.742053][ T8698] syz-fuzzer invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2155.780380][ T8698] CPU: 1 PID: 8698 Comm: syz-fuzzer Not tainted 5.9.0-rc6-syzkaller #0 [ 2155.788866][ T8698] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2155.798901][ T8698] Call Trace: [ 2155.802172][ T8698] dump_stack+0x10f/0x19d [ 2155.806483][ T8698] dump_header+0x8e/0x400 [ 2155.810819][ T8698] oom_kill_process+0x18d/0x3f0 [ 2155.815644][ T8698] out_of_memory+0x5fd/0x8c0 [ 2155.820208][ T8698] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2155.825551][ T8698] __alloc_pages_nodemask+0x266/0x380 [ 2155.830951][ T8698] alloc_pages_current+0x21d/0x310 [ 2155.836049][ T8698] __page_cache_alloc+0x4f/0x120 [ 2155.840975][ T8698] pagecache_get_page+0x4ba/0x970 [ 2155.845970][ T8698] ? __do_page_cache_readahead+0x96/0xb0 [ 2155.851638][ T8698] filemap_fault+0xb7a/0x1270 [ 2155.856300][ T8698] ext4_filemap_fault+0x4b/0x60 [ 2155.861227][ T8698] do_read_fault+0x41f/0x760 [ 2155.865793][ T8698] handle_mm_fault+0x14e9/0x1af0 [ 2155.870711][ T8698] do_user_addr_fault+0x380/0x770 [ 2155.875716][ T8698] exc_page_fault+0xb8/0x330 [ 2155.880280][ T8698] ? asm_exc_page_fault+0x8/0x30 [ 2155.885189][ T8698] asm_exc_page_fault+0x1e/0x30 [ 2155.890010][ T8698] RIP: 0033:0x469240 [ 2155.893883][ T8698] Code: Bad RIP value. [ 2155.897918][ T8698] RSP: 002b:000000c00008f7f0 EFLAGS: 00010246 [ 2155.903993][ T8698] RAX: 0000000000000000 RBX: 00000000000003e6 RCX: 0000000000469240 [ 2155.911945][ T8698] RDX: 0000000000000080 RSI: 000000c00008f840 RDI: 0000000000000003 [ 2155.919893][ T8698] RBP: 000000c00008fe40 R08: 0000000000000000 R09: 0000000000000000 [ 2155.927844][ T8698] R10: 00000000000003e6 R11: 0000000000000246 R12: 0000000000000003 [ 2155.935797][ T8698] R13: 000000c000094180 R14: 0000000000000004 R15: ffffffffffffffff [ 2155.948864][ T8698] Mem-Info: [ 2155.952008][ T8698] active_anon:1708 inactive_anon:249990 isolated_anon:0 [ 2155.952008][ T8698] active_file:10 inactive_file:6 isolated_file:2 [ 2155.952008][ T8698] unevictable:4 dirty:0 writeback:0 [ 2155.952008][ T8698] slab_reclaimable:7878 slab_unreclaimable:1512125 [ 2155.952008][ T8698] mapped:54724 shmem:7470 pagetables:3917 bounce:0 [ 2155.952008][ T8698] free:15383 free_pcp:62 free_cma:0 [ 2155.988755][ T8698] Node 0 active_anon:6832kB inactive_anon:999960kB active_file:128kB inactive_file:32kB unevictable:16kB isolated(anon):0kB isolated(file):8kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 745472kB writeback_tmp:0kB kernel_stack:7856kB all_unreclaimable? yes [ 2156.018345][ T8698] Node 1 active_anon:0kB inactive_anon:0kB active_file:12kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:48kB all_unreclaimable? yes [ 2156.045280][ T8698] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2156.075158][ T8698] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2156.081005][ T8698] Node 0 DMA32 free:20160kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:627528kB active_file:84kB inactive_file:64kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:11948kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB [ 2156.112213][ T8698] lowmem_reserve[]: 0 0 707 707 707 [ 2156.117395][ T8698] Node 0 Normal free:4120kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372432kB active_file:16kB inactive_file:0kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2156.146921][ T8698] lowmem_reserve[]: 0 0 0 0 0 [ 2156.151666][ T8698] Node 1 Normal free:22944kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:12kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2156.180381][ T8698] lowmem_reserve[]: 0 0 0 0 0 [ 2156.185999][ T8698] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2156.200563][ T8698] Node 0 DMA32: 1234*4kB (ME) 756*8kB (ME) 312*16kB (ME) 102*32kB (M) 0*64kB 0*128kB 1*256kB (U) 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 20520kB [ 2156.215330][ T8698] Node 0 Normal: 695*4kB (UME) 141*8kB (UME) 16*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 4196kB [ 2156.229274][ T8698] Node 1 Normal: 6*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22960kB [ 2156.248515][ T8698] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2156.258082][ T8698] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2156.267350][ T8698] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2156.276871][ T8698] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2156.286125][ T8698] 7500 total pagecache pages [ 2156.291827][ T8698] 0 pages in swap cache [ 2156.295965][ T8698] Swap cache stats: add 0, delete 0, find 0/0 [ 2156.302056][ T8698] Free swap = 0kB [ 2156.305752][ T8698] Total swap = 0kB [ 2156.309444][ T8698] 1965979 pages RAM [ 2156.315301][ T8698] 0 pages HighMem/MovableOnly [ 2156.320039][ T8698] 83664 pages reserved [ 2156.324089][ T8698] 0 pages cma reserved [ 2156.328161][ T8698] Unreclaimable slab info: [ 2156.332563][ T8698] Name Used Total [ 2156.338788][ T8698] SCTPv6 10KB 15KB [ 2156.344850][ T8698] DCCPv6 12KB 14KB [ 2156.351028][ T8698] DCCP 11KB 13KB [ 2156.357083][ T8698] RAWv6 49KB 53KB [ 2156.363252][ T8698] UDPv6 38KB 47KB [ 2156.369295][ T8698] TCPv6 20KB 34KB [ 2156.375398][ T8698] nf_conntrack 6KB 24KB [ 2156.381561][ T8698] scsi_sense_cache 1056KB 1060KB [ 2156.387603][ T8698] i915_vma 48KB 52KB [ 2156.408617][ T8698] mqueue_inode_cache 6KB 7KB [ 2156.419029][ T8698] cifs_small_rq 13KB 15KB [ 2156.431438][ T8698] cifs_request 65KB 65KB [ 2156.437492][ T8698] nfs_read_data 28KB 28KB [ 2156.457948][ T8698] pid_namespace 1KB 3KB [ 2156.475966][ T8698] tcp_bind_bucket 191KB 204KB [ 2156.494941][ T8698] xfrm_state 5KB 7KB [ 2156.506713][ T8698] PING 55KB 80KB [ 2156.512795][T23496] warn_alloc: 208 callbacks suppressed [ 2156.512808][T23496] syz-executor.4: page allocation failure: order:0, mode:0x40cc0(GFP_KERNEL|__GFP_COMP), nodemask=(null),cpuset=/,mems_allowed=0-1 [ 2156.538398][ T8698] RAW 42KB 48KB [ 2156.544560][ T8698] UDP 32KB 55KB [ 2156.550593][ T8698] TCP 8KB 19KB [ 2156.566167][T23496] CPU: 1 PID: 23496 Comm: syz-executor.4 Not tainted 5.9.0-rc6-syzkaller #0 [ 2156.574818][T23496] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2156.584845][T23496] Call Trace: [ 2156.588115][T23496] dump_stack+0x10f/0x19d [ 2156.592425][T23496] warn_alloc+0x105/0x160 [ 2156.596744][T23496] ? schedule_timeout+0x13f/0x2c0 [ 2156.601756][T23496] __alloc_pages_slowpath+0x9cd/0x9e0 [ 2156.607109][T23496] __alloc_pages_nodemask+0x266/0x380 [ 2156.612471][T23496] kmem_getpages+0x17/0xb0 [ 2156.616862][T23496] cache_grow_begin+0x60/0x1f0 [ 2156.621601][T23496] fallback_alloc+0x124/0x1e0 [ 2156.626261][T23496] kmem_cache_alloc_trace+0x113/0x2d0 [ 2156.631639][T23496] ? io_issue_sqe+0x261e/0x7950 [ 2156.636477][T23496] io_issue_sqe+0x261e/0x7950 [ 2156.641145][T23496] ? check_preemption_disabled+0x51/0x140 [ 2156.646848][T23496] ? check_preemption_disabled+0x51/0x140 [ 2156.652567][T23496] ? debug_smp_processor_id+0x18/0x20 [ 2156.657951][T23496] ? irqentry_exit_cond_resched+0x22/0x40 [ 2156.663692][T23496] ? check_preemption_disabled+0x51/0x140 [ 2156.669391][T23496] ? ___cache_free+0x9c/0x380 [ 2156.674168][T23496] ? __io_free_req_finish+0xe9/0x190 [ 2156.679434][T23496] ? __rcu_read_unlock+0x4b/0x260 [ 2156.684464][T23496] ? __io_free_req_finish+0x121/0x190 [ 2156.689820][T23496] __io_queue_sqe+0x1b7/0x670 [ 2156.694496][T23496] io_queue_sqe+0x81/0x220 [ 2156.698883][T23496] io_submit_sqe+0x333/0x550 [ 2156.703451][T23496] io_submit_sqes+0x8c6/0xfb0 [ 2156.708140][T23496] __se_sys_io_uring_enter+0x1e8/0x790 [ 2156.713618][T23496] __x64_sys_io_uring_enter+0x74/0x80 [ 2156.718978][T23496] do_syscall_64+0x39/0x80 [ 2156.723377][T23496] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 2156.729250][T23496] RIP: 0033:0x45e179 [ 2156.733129][T23496] Code: Bad RIP value. [ 2156.737179][T23496] RSP: 002b:00007f4ce8167c78 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa [ 2156.745568][T23496] RAX: ffffffffffffffda RBX: 00000000000082c0 RCX: 000000000045e179 [ 2156.753580][T23496] RDX: 0000000000000000 RSI: 000000000000450c RDI: 0000000000000003 [ 2156.761535][T23496] RBP: 000000000118cf98 R08: 0000000000000000 R09: 0000000000000000 [ 2156.769491][T23496] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118cf4c [ 2156.777442][T23496] R13: 00007ffca4f3eaaf R14: 00007f4ce81689c0 R15: 000000000118cf4c [ 2156.799727][ T8698] hugetlbfs_inode_cache 1KB 7KB [ 2156.807673][ T8698] eventpoll_pwq 4KB 11KB [ 2156.815754][ T8698] bio_crypt_ctx 6KB 7KB [ 2156.827875][ T8698] request_queue 86KB 102KB [ 2156.837695][ T8698] blkdev_ioc 3KB 3KB [ 2156.845162][T23496] Mem-Info: [ 2156.848371][T23496] active_anon:1708 inactive_anon:249981 isolated_anon:0 [ 2156.848371][T23496] active_file:31 inactive_file:22 isolated_file:0 [ 2156.848371][T23496] unevictable:4 dirty:0 writeback:0 [ 2156.848371][T23496] slab_reclaimable:7878 slab_unreclaimable:1512141 [ 2156.848371][T23496] mapped:54724 shmem:7470 pagetables:3889 bounce:0 [ 2156.848371][T23496] free:15432 free_pcp:125 free_cma:0 [ 2156.849462][ T8698] biovec-max 644KB 644KB [ 2156.905481][ T8698] biovec-128 20KB 24KB [ 2156.908164][T23496] Node 0 active_anon:6832kB inactive_anon:999924kB active_file:124kB inactive_file:0kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 743424kB writeback_tmp:0kB kernel_stack:7840kB all_unreclaimable? yes [ 2156.917295][ T8698] biovec-64 2KB 8KB [ 2156.955808][T23496] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:32kB all_unreclaimable? yes [ 2156.956166][ T8698] khugepaged_mm_slot 11KB 27KB [ 2157.000063][T23496] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2157.002511][ T8698] dmaengine-unmap-256 2KB 6KB [ 2157.047480][T23496] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2157.052684][ T8698] dmaengine-unmap-128 1KB 7KB [ 2157.059611][ T8698] dmaengine-unmap-2 0KB 3KB [ 2157.068342][T23496] Node 0 DMA32 free:20268kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:627492kB active_file:112kB inactive_file:44kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:11836kB bounce:0kB free_pcp:264kB local_pcp:264kB free_cma:0kB [ 2157.076989][ T8698] QIPCRTR 0KB 7KB [ 2157.115147][ T8698] skbuff_ext_cache 21KB 55KB [ 2157.128221][T23496] lowmem_reserve[]: 0 0 707 707 707 [ 2157.128245][ T8698] skbuff_fclone_cache 1KB 8KB [ 2157.150120][ T8698] skbuff_head_cache 66KB 172KB [ 2157.158129][T23496] Node 0 Normal free:4196kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372432kB active_file:12kB inactive_file:8kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:236kB local_pcp:236kB free_cma:0kB [ 2157.160182][ T8698] file_lock_cache 0KB 3KB [ 2157.209287][T23496] lowmem_reserve[]: 0 0 0 0 0 [ 2157.209657][ T8698] fsnotify_mark_connector 0KB 7KB [ 2157.216172][T23496] Node 1 Normal free:22960kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:8kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2157.225861][ T8698] net_namespace 29KB 29KB [ 2157.263938][T23496] lowmem_reserve[]: 0 0 0 0 0 [ 2157.268603][T23496] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2157.270881][ T8698] task_delay_info 48KB 63KB [ 2157.289134][ T8698] taskstats 3KB 18KB [ 2157.298369][T23496] Node 0 DMA32: 1235*4kB (UME) 756*8kB (ME) 312*16kB (ME) 103*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 20300kB [ 2157.310929][ T8698] proc_dir_entry 708KB 712KB [ 2157.319475][ T8698] pde_opener 0KB 3KB [ 2157.326436][T23496] Node 0 Normal: 658*4kB (UME) 130*8kB (ME) 15*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3944kB [ 2157.350016][ T8698] seq_file 0KB 3KB [ 2157.355781][T23496] Node 1 Normal: 6*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22960kB [ 2157.359361][ T8698] shmem_inode_cache 4481KB 4517KB [ 2157.389895][T23496] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2157.392670][ T8698] kernfs_node_cache 29633KB 29684KB [ 2157.416243][T23496] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2157.421147][ T8698] mnt_cache 113KB 120KB [ 2157.446489][T23496] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2157.447002][ T8698] filp 157KB 300KB [ 2157.477046][ T8698] names_cache 152KB 152KB [ 2157.478274][T23496] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2157.489820][ T8698] iint_cache 9KB 31KB [ 2157.505521][ T8698] uts_namespace 2KB 3KB [ 2157.508398][T23496] 7500 total pagecache pages [ 2157.530472][ T8698] vm_area_struct 997KB 1496KB [ 2157.536341][T23496] 0 pages in swap cache [ 2157.540654][T23496] Swap cache stats: add 0, delete 0, find 0/0 [ 2157.542100][ T8698] mm_struct 195KB 230KB [ 2157.560628][T23496] Free swap = 0kB [ 2157.566385][T23496] Total swap = 0kB [ 2157.570084][T23496] 1965979 pages RAM [ 2157.571201][ T8698] fs_cache 8KB 19KB [ 2157.579961][ T8698] files_cache 89KB 166KB [ 2157.585001][T23496] 0 pages HighMem/MovableOnly [ 2157.598534][T23496] 83664 pages reserved [ 2157.607824][ T8698] signal_cache 617KB 676KB [ 2157.608329][T23496] 0 pages cma reserved [ 2157.637524][ T8698] sighand_cache 1138KB 1218KB [ 2157.649217][ T8698] task_struct 2673KB 2724KB [ 2157.668426][ T8698] cred_jar 122KB 263KB [ 2157.687135][ T8698] anon_vma_chain 210KB 328KB [ 2157.697404][ T8698] anon_vma 123KB 187KB [ 2157.715815][ T8698] pid 57KB 84KB [ 2157.722131][ T8698] Acpi-Operand 110KB 118KB [ 2157.728206][ T8698] Acpi-Parse 99KB 124KB [ 2157.746686][ T8698] Acpi-State 37KB 51KB [ 2157.756505][ T8698] numa_policy 14KB 22KB [ 2157.770584][ T8698] trace_event_file 287KB 296KB [ 2157.779685][ T8698] ftrace_event_field 441KB 451KB [ 2157.790889][ T8698] pool_workqueue 283KB 308KB [ 2157.796958][ T8698] vmap_area 285KB 640KB [ 2157.810116][ T8698] kmalloc-4M 4096KB 4096KB [ 2157.816270][ T8698] kmalloc-512k 2048KB 2048KB [ 2157.826207][ T8698] kmalloc-256k 256KB 256KB [ 2157.833871][ T8698] kmalloc-128k 2816KB 2816KB [ 2157.839985][ T8698] kmalloc-64k 3968KB 4032KB [ 2157.849536][ T8698] kmalloc-32k 1568KB 1568KB [ 2157.856082][ T8698] kmalloc-16k 1184KB 1184KB [ 2157.865728][ T8698] kmalloc-8k 5224KB 5240KB [ 2157.873200][ T8698] kmalloc-4k 33092KB 33140KB [ 2157.879242][ T8698] kmalloc-2k 17634KB 17776KB [ 2157.888680][ T8698] kmalloc-1k 9373KB 9488KB [ 2157.898578][ T8698] kmalloc-512 5974KB 5984KB [ 2157.908340][ T8698] kmalloc-256 4521KB 4536KB [ 2157.917942][ T8698] kmalloc-192 2115KB 2126KB [ 2157.928021][ T8698] kmalloc-96 1871KB 1884KB [ 2157.936269][ T8698] kmalloc-64 2376KB 2408KB [ 2157.947399][ T8698] kmalloc-32 5715218KB 5715218KB [ 2157.955460][ T8698] kmalloc-128 1175KB 1192KB [ 2157.965657][ T8698] kmem_cache 50KB 59KB [ 2157.979415][ T8698] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.5,pid=22356,uid=0 [ 2158.000054][ T8698] Out of memory: Killed process 22356 (syz-executor.5) total-vm:93552kB, anon-rss:3812kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:136kB oom_score_adj:1000 [ 2158.038021][ T5168] systemd-timesyn invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 [ 2158.078011][ T5168] CPU: 0 PID: 5168 Comm: systemd-timesyn Not tainted 5.9.0-rc6-syzkaller #0 [ 2158.086701][ T5168] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2158.096736][ T5168] Call Trace: [ 2158.100013][ T5168] dump_stack+0x10f/0x19d [ 2158.104329][ T5168] dump_header+0x8e/0x400 [ 2158.108636][ T5168] oom_kill_process+0x18d/0x3f0 [ 2158.113473][ T5168] out_of_memory+0x5fd/0x8c0 [ 2158.118044][ T5168] __alloc_pages_slowpath+0x7d2/0x9e0 [ 2158.123470][ T5168] __alloc_pages_nodemask+0x266/0x380 [ 2158.128811][ T5168] alloc_pages_current+0x21d/0x310 [ 2158.133894][ T5168] __page_cache_alloc+0x4f/0x120 [ 2158.138798][ T5168] pagecache_get_page+0x4ba/0x970 [ 2158.143794][ T5168] ? __do_page_cache_readahead+0x96/0xb0 [ 2158.149393][ T5168] filemap_fault+0xb7a/0x1270 [ 2158.154094][ T5168] ext4_filemap_fault+0x4b/0x60 [ 2158.158930][ T5168] do_read_fault+0x41f/0x760 [ 2158.163489][ T5168] handle_mm_fault+0x14e9/0x1af0 [ 2158.168401][ T5168] do_user_addr_fault+0x380/0x770 [ 2158.173396][ T5168] exc_page_fault+0xb8/0x330 [ 2158.178040][ T5168] ? asm_exc_page_fault+0x8/0x30 [ 2158.182955][ T5168] asm_exc_page_fault+0x1e/0x30 [ 2158.187783][ T5168] RIP: 0033:0x7fc955349303 [ 2158.192195][ T5168] Code: Bad RIP value. [ 2158.196229][ T5168] RSP: 002b:00007ffcca90c3b0 EFLAGS: 00010293 [ 2158.202370][ T5168] RAX: 0000000000000001 RBX: 000055b5c31688f0 RCX: 00007fc955349303 [ 2158.210308][ T5168] RDX: 0000000000000006 RSI: 00007ffcca90c3c0 RDI: 0000000000000004 [ 2158.218293][ T5168] RBP: 00007ffcca90c510 R08: 431bde82d7b634db R09: 00007ffcca97e080 [ 2158.226232][ T5168] R10: 00000000ffffffff R11: 0000000000000293 R12: 00007ffcca90c3c0 [ 2158.234184][ T5168] R13: 0000000000000001 R14: ffffffffffffffff R15: 0000000000000000 [ 2158.267527][ T5168] Mem-Info: [ 2158.277606][ T5168] active_anon:1708 inactive_anon:249438 isolated_anon:0 [ 2158.277606][ T5168] active_file:17 inactive_file:13 isolated_file:0 [ 2158.277606][ T5168] unevictable:4 dirty:0 writeback:0 [ 2158.277606][ T5168] slab_reclaimable:7878 slab_unreclaimable:1512843 [ 2158.277606][ T5168] mapped:54724 shmem:7470 pagetables:3861 bounce:0 [ 2158.277606][ T5168] free:15320 free_pcp:62 free_cma:0 [ 2158.329589][ T5168] Node 0 active_anon:6832kB inactive_anon:997752kB active_file:56kB inactive_file:60kB unevictable:16kB isolated(anon):0kB isolated(file):0kB mapped:218896kB dirty:0kB writeback:0kB shmem:29880kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 741376kB writeback_tmp:0kB kernel_stack:7808kB all_unreclaimable? yes [ 2158.370377][ T5168] Node 1 active_anon:0kB inactive_anon:0kB active_file:12kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:32kB all_unreclaimable? yes [ 2158.408715][ T5168] Node 0 DMA free:14304kB min:188kB low:232kB high:276kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15904kB mlocked:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2158.447849][ T5168] lowmem_reserve[]: 0 2848 3555 3555 3555 [ 2158.457291][ T5168] Node 0 DMA32 free:19848kB min:34912kB low:43640kB high:52368kB reserved_highatomic:0KB active_anon:2076kB inactive_anon:625320kB active_file:88kB inactive_file:24kB unevictable:0kB writepending:0kB present:3129332kB managed:2918584kB mlocked:0kB pagetables:11724kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB [ 2158.499368][ T5168] lowmem_reserve[]: 0 0 707 707 707 [ 2158.506786][ T5168] Node 0 Normal free:4168kB min:8672kB low:10840kB high:13008kB reserved_highatomic:0KB active_anon:4756kB inactive_anon:372432kB active_file:16kB inactive_file:0kB unevictable:16kB writepending:0kB present:786432kB managed:724524kB mlocked:16kB pagetables:3716kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2158.549243][ T5168] lowmem_reserve[]: 0 0 0 0 0 [ 2158.553958][ T5168] Node 1 Normal free:22960kB min:46332kB low:57912kB high:69492kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:12kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870248kB mlocked:0kB pagetables:4kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2158.589156][ T5168] lowmem_reserve[]: 0 0 0 0 0 [ 2158.593966][ T5168] Node 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 2*4096kB (M) = 14304kB [ 2158.621997][ T5168] Node 0 DMA32: 1236*4kB (ME) 757*8kB (UME) 311*16kB (ME) 105*32kB (UM) 0*64kB 0*128kB 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 19848kB [ 2158.642384][ T5168] Node 0 Normal: 649*4kB (UME) 133*8kB (UME) 14*16kB (UM) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3916kB [ 2158.666898][ T5168] Node 1 Normal: 6*4kB (UE) 3*8kB (UME) 2*16kB (E) 3*32kB (UME) 2*64kB (UE) 1*128kB (U) 0*256kB 2*512kB (UM) 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 22960kB [ 2158.696506][ T5168] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2158.718449][ T5168] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2158.729789][ T5168] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2158.753289][ T5168] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2158.775937][ T5168] 7500 total pagecache pages [ 2158.780517][ T5168] 0 pages in swap cache [ 2158.798487][ T5168] Swap cache stats: add 0, delete 0, find 0/0 [ 2158.805983][ T5168] Free swap = 0kB [ 2158.809707][ T5168] Total swap = 0kB [ 2158.830820][ T5168] 1965979 pages RAM [ 2158.834615][ T5168] 0 pages HighMem/MovableOnly [ 2158.839266][ T5168] 83664 pages reserved [ 2158.857199][ T5168] 0 pages cma reserved [ 2158.865874][ T5168] Unreclaimable slab info: [ 2158.870263][ T5168] Name Used Total [ 2158.895158][ T5168] SCTPv6 10KB 15KB [ 2158.907568][ T5168] DCCPv6 12KB 14KB [ 2158.918666][ T5168] DCCP 11KB 13KB [ 2158.932290][ T5168] RAWv6 49KB 53KB [ 2158.938335][ T5168] UDPv6 38KB 47KB [ 2158.957602][ T5168] TCPv6 20KB 34KB [ 2158.968752][ T5168] nf_conntrack 6KB 24KB [ 2158.980582][ T5168] scsi_sense_cache 1056KB 1060KB [ 2158.986623][ T5168] i915_vma 48KB 52KB [ 2159.008415][ T5168] mqueue_inode_cache 6KB 7KB [ 2159.020057][ T5168] cifs_small_rq 13KB 15KB [ 2159.033916][ T5168] cifs_request 65KB 65KB [ 2159.039975][ T5168] nfs_read_data 28KB 28KB [ 2159.052073][ T5168] pid_namespace 1KB 3KB [ 2159.058159][ T5168] tcp_bind_bucket 191KB 204KB [ 2159.077471][ T5168] xfrm_state 5KB 7KB [ 2159.089988][ T5168] PING 55KB 80KB [ 2159.109489][ T5168] RAW 42KB 48KB [ 2159.119427][ T5168] UDP 32KB 55KB [ 2159.135808][ T5168] TCP 8KB 19KB [ 2159.148546][ T5168] hugetlbfs_inode_cache 1KB 7KB [ 2159.167140][ T5168] eventpoll_pwq 4KB 11KB [ 2159.177495][ T5168] bio_crypt_ctx 6KB 7KB [ 2159.199038][ T5168] request_queue 86KB 102KB [ 2159.208294][ T5168] blkdev_ioc 3KB 3KB [ 2159.230438][ T5168] biovec-max 644KB 644KB [ 2159.239959][ T5168] biovec-128 20KB 24KB [ 2159.259540][ T5168] biovec-64 2KB 8KB [ 2159.269625][ T5168] khugepaged_mm_slot 11KB 27KB [ 2159.287782][ T5168] dmaengine-unmap-256 2KB 6KB [ 2159.300199][ T5168] dmaengine-unmap-128 1KB 7KB [ 2159.314769][ T5168] dmaengine-unmap-2 0KB 3KB [ 2159.328418][ T5168] QIPCRTR 0KB 7KB [ 2159.348922][ T5168] skbuff_ext_cache 21KB 55KB [ 2159.364684][ T5168] skbuff_fclone_cache 1KB 8KB [ 2159.376550][ T5168] skbuff_head_cache 66KB 172KB [ 2159.399639][ T5168] file_lock_cache 0KB 3KB [ 2159.421569][ T5168] fsnotify_mark_connector 0KB 7KB [ 2159.428232][ T5168] net_namespace 29KB 29KB [ 2159.442210][ T5168] task_delay_info 48KB 63KB [ 2159.448253][ T5168] taskstats 3KB 18KB [ 2159.467208][ T5168] proc_dir_entry 708KB 712KB [ 2159.479393][T23485] ================================================================== [ 2159.479420][ T5168] pde_opener 0KB 3KB [ 2159.487461][T23485] BUG: KCSAN: data-race in __es_shrink / __es_shrink [ 2159.487468][T23485] [ 2159.493509][ T5168] seq_file 0KB 3KB [ 2159.500150][T23485] write to 0xffff8881289db480 of 8 bytes by task 9883 on cpu 1: [ 2159.502452][ T5168] shmem_inode_cache 4481KB 4517KB [ 2159.508484][T23485] __es_shrink+0x395/0x580 [ 2159.516095][ T5168] kernfs_node_cache 29633KB 29684KB [ 2159.522121][T23485] ext4_es_scan+0x88/0x270 [ 2159.522139][T23485] do_shrink_slab+0x286/0x5c0 [ 2159.526513][ T5168] mnt_cache 113KB 120KB [ 2159.532630][T23485] shrink_slab+0xea/0x1c0 [ 2159.532637][T23485] shrink_node_memcgs+0x270/0x410 [ 2159.532653][T23485] shrink_node+0x9ed/0x1230 [ 2159.537030][ T5168] filp 157KB 300KB [ 2159.541670][T23485] shrink_zones+0x2af/0x490 [ 2159.541691][T23485] do_try_to_free_pages+0x193/0x6e0 [ 2159.547749][ T5168] names_cache 152KB 152KB [ 2159.552009][T23485] try_to_free_pages+0x38e/0x8b0 [ 2159.552033][T23485] __alloc_pages_slowpath+0x55f/0x9e0 [ 2159.557022][ T5168] iint_cache 9KB 31KB [ 2159.561488][T23485] __alloc_pages_nodemask+0x266/0x380 [ 2159.561499][T23485] alloc_pages_current+0x21d/0x310 [ 2159.561515][T23485] __page_cache_alloc+0x4f/0x120 [ 2159.567680][ T5168] uts_namespace 2KB 3KB [ 2159.572021][T23485] pagecache_get_page+0x4ba/0x970 [ 2159.572036][T23485] ext4_mb_load_buddy_gfp+0x573/0xd30 [ 2159.577240][ T5168] vm_area_struct 997KB 1496KB [ 2159.583228][T23485] ext4_free_blocks+0x8df/0x18c0 [ 2159.583243][T23485] ext4_remove_blocks+0x5a7/0xa50 [ 2159.588149][ T5168] mm_struct 195KB 230KB [ 2159.593497][T23485] ext4_ext_rm_leaf+0x563/0xe80 [ 2159.593506][T23485] ext4_ext_remove_space+0x8c9/0x14a0 [ 2159.593555][T23485] ext4_ext_truncate+0xf9/0x160 [ 2159.599588][ T5168] fs_cache 8KB 19KB [ 2159.604926][T23485] ext4_truncate+0x889/0xc20 [ 2159.604935][T23485] ext4_evict_inode+0x9cf/0xc20 [ 2159.604951][T23485] evict+0x19f/0x470 [ 2159.610026][ T5168] files_cache 89KB 166KB [ 2159.614930][T23485] iput+0x44a/0x550 [ 2159.615011][T23485] dentry_unlink_inode+0x210/0x220 [ 2159.621142][ T5168] signal_cache 617KB 676KB [ 2159.626124][T23485] __dentry_kill+0x293/0x450 [ 2159.631468][ T5168] sighand_cache 1138KB 1218KB [ 2159.637492][T23485] dput+0x208/0x420 [ 2159.642402][ T5168] task_struct 2673KB 2724KB [ 2159.647502][T23485] path_put+0x1b/0x30 [ 2159.653542][ T5168] cred_jar 122KB 263KB [ 2159.658352][T23485] exit_fs+0xb3/0xe0 [ 2159.663692][ T5168] anon_vma_chain 210KB 328KB [ 2159.668499][T23485] do_exit+0x445/0x16c0 [ 2159.668508][T23485] do_group_exit+0xa8/0x180 [ 2159.668516][T23485] get_signal+0xe9f/0x1650 [ 2159.668527][T23485] arch_do_signal+0x25/0x270 [ 2159.668538][T23485] exit_to_user_mode_prepare+0x124/0x210 [ 2159.668548][T23485] syscall_exit_to_user_mode+0x16/0x30 [ 2159.668558][T23485] do_syscall_64+0x45/0x80 [ 2159.668568][T23485] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 2159.668570][T23485] [ 2159.668580][T23485] read to 0xffff8881289db480 of 8 bytes by task 23485 on cpu 0: [ 2159.668588][T23485] __es_shrink+0x367/0x580 [ 2159.668596][T23485] ext4_es_scan+0x88/0x270 [ 2159.668608][T23485] do_shrink_slab+0x286/0x5c0 [ 2159.668617][T23485] shrink_slab+0xea/0x1c0 [ 2159.668624][T23485] shrink_node_memcgs+0x270/0x410 [ 2159.668635][T23485] shrink_node+0x9ed/0x1230 [ 2159.668646][T23485] shrink_zones+0x2af/0x490 [ 2159.668662][T23485] do_try_to_free_pages+0x193/0x6e0 [ 2159.674706][ T5168] anon_vma 123KB 187KB [ 2159.679255][T23485] try_to_free_pages+0x38e/0x8b0 [ 2159.684158][ T5168] pid 57KB 84KB [ 2159.688019][T23485] __alloc_pages_slowpath+0x55f/0x9e0 [ 2159.694052][ T5168] Acpi-Operand 110KB 118KB [ 2159.697824][T23485] __alloc_pages_nodemask+0x266/0x380 [ 2159.702903][ T5168] Acpi-Parse 99KB 124KB [ 2159.708937][T23485] alloc_pages_current+0x21d/0x310 [ 2159.713492][ T5168] Acpi-State 37KB 51KB [ 2159.719523][T23485] __page_cache_alloc+0x4f/0x120 [ 2159.723298][ T5168] numa_policy 14KB 22KB [ 2159.729340][T23485] pagecache_get_page+0x4ba/0x970 [ 2159.733308][ T5168] trace_event_file 287KB 296KB [ 2159.739725][T23485] grow_dev_page+0x78/0x410 [ 2159.743597][ T5168] ftrace_event_field 441KB 451KB [ 2159.749636][T23485] __getblk_gfp+0x13b/0x1f0 [ 2159.753787][ T5168] pool_workqueue 283KB 308KB [ 2159.758240][T23485] __breadahead_gfp+0x28/0x110 [ 2159.762639][ T5168] vmap_area 285KB 640KB [ 2159.767187][T23485] __ext4_get_inode_loc+0x707/0x9a0 [ 2159.772956][ T5168] kmalloc-4M 4096KB 4096KB [ 2159.778222][T23485] ext4_reserve_inode_write+0x8b/0x150 [ 2159.782619][ T5168] kmalloc-512k 2048KB 2048KB [ 2159.788478][T23485] __ext4_mark_inode_dirty+0x6e/0x630 [ 2159.790777][ T5168] kmalloc-256k 256KB 256KB [ 2159.798372][T23485] ext4_evict_inode+0x91d/0xc20 [ 2159.802759][ T5168] kmalloc-128k 2816KB 2816KB [ 2159.807138][T23485] evict+0x19f/0x470 [ 2159.811786][ T5168] kmalloc-64k 3968KB 4032KB [ 2159.816075][T23485] iput+0x44a/0x550 [ 2159.821067][ T5168] kmalloc-32k 1568KB 1568KB [ 2159.825532][T23485] dentry_unlink_inode+0x210/0x220 [ 2159.829993][ T5168] kmalloc-16k 1184KB 1184KB [ 2159.835156][T23485] __dentry_kill+0x293/0x450 [ 2159.835163][T23485] dput+0x208/0x420 [ 2159.835176][T23485] path_put+0x1b/0x30 [ 2159.841206][ T5168] kmalloc-8k 5224KB 5240KB [ 2159.846105][T23485] exit_fs+0xb3/0xe0 [ 2159.852243][ T5168] kmalloc-4k 33092KB 33140KB [ 2159.857576][T23485] do_exit+0x445/0x16c0 [ 2159.863608][ T5168] kmalloc-2k 17634KB 17776KB [ 2159.868943][T23485] do_group_exit+0xcb/0x180 [ 2159.875122][ T5168] kmalloc-1k 9427KB 9488KB [ 2159.880050][T23485] get_signal+0xe9f/0x1650 [ 2159.886078][ T5168] kmalloc-512 5974KB 5984KB [ 2159.890981][T23485] arch_do_signal+0x25/0x270 [ 2159.891011][T23485] exit_to_user_mode_prepare+0x124/0x210 [ 2159.897051][ T5168] kmalloc-256 4521KB 4536KB [ 2159.902038][T23485] syscall_exit_to_user_mode+0x16/0x30 [ 2159.902048][T23485] do_syscall_64+0x45/0x80 [ 2159.902063][T23485] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 2159.908112][ T5168] kmalloc-192 2115KB 2126KB [ 2159.912573][T23485] [ 2159.912577][T23485] Reported by Kernel Concurrency Sanitizer on: [ 2159.912587][T23485] CPU: 0 PID: 23485 Comm: syz-executor.5 Not tainted 5.9.0-rc6-syzkaller #0 [ 2159.912598][T23485] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2159.918714][ T5168] kmalloc-96 1871KB 1884KB [ 2159.923263][T23485] ================================================================== [ 2159.923268][T23485] Kernel panic - not syncing: panic_on_warn set ... [ 2159.923277][T23485] CPU: 0 PID: 23485 Comm: syz-executor.5 Not tainted 5.9.0-rc6-syzkaller #0 [ 2159.923300][T23485] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2159.929333][ T5168] kmalloc-64 2376KB 2408KB [ 2159.934055][T23485] Call Trace: [ 2159.934069][T23485] dump_stack+0x10f/0x19d [ 2159.934082][T23485] panic+0x207/0x64a [ 2159.940112][ T5168] kmalloc-32 5717682KB 5717682KB [ 2159.945429][T23485] ? vprintk_emit+0x44a/0x4f0 [ 2159.951411][ T5168] kmalloc-128 1175KB 1192KB [ 2159.956833][T23485] kcsan_report+0x684/0x690 [ 2159.962882][ T5168] kmem_cache 50KB 59KB [ 2159.968329][T23485] ? kcsan_setup_watchpoint+0x41e/0x4a0 [ 2159.974458][ T5168] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=syz-executor.5,pid=21323,uid=0 [ 2159.979178][T23485] ? __es_shrink+0x367/0x580 [ 2159.985318][ T5168] Out of memory: Killed process 21323 (syz-executor.5) total-vm:93552kB, anon-rss:3812kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:136kB oom_score_adj:1000 [ 2159.989150][T23485] ? ext4_es_scan+0x88/0x270 [ 2159.989167][T23485] ? do_shrink_slab+0x286/0x5c0 [ 2160.274610][T23485] ? shrink_slab+0xea/0x1c0 [ 2160.279093][T23485] ? shrink_node_memcgs+0x270/0x410 [ 2160.284268][T23485] ? shrink_node+0x9ed/0x1230 [ 2160.288920][T23485] ? shrink_zones+0x2af/0x490 [ 2160.293573][T23485] ? do_try_to_free_pages+0x193/0x6e0 [ 2160.298927][T23485] ? try_to_free_pages+0x38e/0x8b0 [ 2160.304017][T23485] ? __alloc_pages_slowpath+0x55f/0x9e0 [ 2160.309542][T23485] ? __alloc_pages_nodemask+0x266/0x380 [ 2160.315070][T23485] ? alloc_pages_current+0x21d/0x310 [ 2160.320331][T23485] ? __page_cache_alloc+0x4f/0x120 [ 2160.325417][T23485] ? pagecache_get_page+0x4ba/0x970 [ 2160.330609][T23485] ? grow_dev_page+0x78/0x410 [ 2160.335265][T23485] ? __getblk_gfp+0x13b/0x1f0 [ 2160.339918][T23485] ? __breadahead_gfp+0x28/0x110 [ 2160.344838][T23485] ? __ext4_get_inode_loc+0x707/0x9a0 [ 2160.350189][T23485] ? ext4_reserve_inode_write+0x8b/0x150 [ 2160.355803][T23485] ? __ext4_mark_inode_dirty+0x6e/0x630 [ 2160.361325][T23485] ? ext4_evict_inode+0x91d/0xc20 [ 2160.366327][T23485] ? evict+0x19f/0x470 [ 2160.370374][T23485] ? iput+0x44a/0x550 [ 2160.374338][T23485] ? dentry_unlink_inode+0x210/0x220 [ 2160.379613][T23485] ? __dentry_kill+0x293/0x450 [ 2160.384370][T23485] ? dput+0x208/0x420 [ 2160.388331][T23485] ? path_put+0x1b/0x30 [ 2160.392467][T23485] ? exit_fs+0xb3/0xe0 [ 2160.396557][T23485] ? do_exit+0x445/0x16c0 [ 2160.400868][T23485] ? do_group_exit+0xcb/0x180 [ 2160.405517][T23485] ? get_signal+0xe9f/0x1650 [ 2160.410087][T23485] ? arch_do_signal+0x25/0x270 [ 2160.414843][T23485] ? exit_to_user_mode_prepare+0x124/0x210 [ 2160.420632][T23485] ? syscall_exit_to_user_mode+0x16/0x30 [ 2160.426258][T23485] ? do_syscall_64+0x45/0x80 [ 2160.430828][T23485] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 2160.436890][T23485] kcsan_setup_watchpoint+0x41e/0x4a0 [ 2160.442246][T23485] __es_shrink+0x367/0x580 [ 2160.446643][T23485] ext4_es_scan+0x88/0x270 [ 2160.451039][T23485] do_shrink_slab+0x286/0x5c0 [ 2160.455697][T23485] shrink_slab+0xea/0x1c0 [ 2160.460004][T23485] shrink_node_memcgs+0x270/0x410 [ 2160.465012][T23485] shrink_node+0x9ed/0x1230 [ 2160.469513][T23485] shrink_zones+0x2af/0x490 [ 2160.474000][T23485] do_try_to_free_pages+0x193/0x6e0 [ 2160.479179][T23485] try_to_free_pages+0x38e/0x8b0 [ 2160.484101][T23485] __alloc_pages_slowpath+0x55f/0x9e0 [ 2160.489461][T23485] __alloc_pages_nodemask+0x266/0x380 [ 2160.494822][T23485] alloc_pages_current+0x21d/0x310 [ 2160.499914][T23485] __page_cache_alloc+0x4f/0x120 [ 2160.504831][T23485] pagecache_get_page+0x4ba/0x970 [ 2160.509834][T23485] ? __find_get_block_slow+0xb2/0x3b0 [ 2160.515198][T23485] grow_dev_page+0x78/0x410 [ 2160.519682][T23485] __getblk_gfp+0x13b/0x1f0 [ 2160.524169][T23485] __breadahead_gfp+0x28/0x110 [ 2160.528919][T23485] __ext4_get_inode_loc+0x707/0x9a0 [ 2160.534101][T23485] ext4_reserve_inode_write+0x8b/0x150 [ 2160.539538][T23485] ? ext4_evict_inode+0x91d/0xc20 [ 2160.544543][T23485] __ext4_mark_inode_dirty+0x6e/0x630 [ 2160.549924][T23485] ext4_evict_inode+0x91d/0xc20 [ 2160.554757][T23485] ? ext4_inode_is_fast_symlink+0x200/0x200 [ 2160.560629][T23485] evict+0x19f/0x470 [ 2160.564505][T23485] ? _raw_spin_lock+0x14/0x50 [ 2160.569164][T23485] iput+0x44a/0x550 [ 2160.572956][T23485] dentry_unlink_inode+0x210/0x220 [ 2160.578049][T23485] __dentry_kill+0x293/0x450 [ 2160.582621][T23485] dput+0x208/0x420 [ 2160.586422][T23485] path_put+0x1b/0x30 [ 2160.590393][T23485] exit_fs+0xb3/0xe0 [ 2160.594274][T23485] do_exit+0x445/0x16c0 [ 2160.598414][T23485] do_group_exit+0xcb/0x180 [ 2160.602899][T23485] get_signal+0xe9f/0x1650 [ 2160.607301][T23485] ? sock_do_ioctl+0x175/0x210 [ 2160.612049][T23485] arch_do_signal+0x25/0x270 [ 2160.616619][T23485] ? __se_sys_ppoll+0x17d/0x1b0 [ 2160.621461][T23485] exit_to_user_mode_prepare+0x124/0x210 [ 2160.627081][T23485] syscall_exit_to_user_mode+0x16/0x30 [ 2160.632523][T23485] do_syscall_64+0x45/0x80 [ 2160.636920][T23485] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 2160.642790][T23485] RIP: 0033:0x45e179 [ 2160.646661][T23485] Code: Bad RIP value. [ 2160.650707][T23485] RSP: 002b:00007fa4c358ac78 EFLAGS: 00000246 ORIG_RAX: 000000000000010f [ 2160.659101][T23485] RAX: fffffffffffffdfe RBX: 0000000000025040 RCX: 000000000045e179 [ 2160.667052][T23485] RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000020000200 [ 2160.675002][T23485] RBP: 000000000118cf90 R08: 0000000000000000 R09: 0000000000000000 [ 2160.682954][T23485] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118cf4c [ 2160.690908][T23485] R13: 00007ffffb4de6df R14: 00007fa4c358b9c0 R15: 000000000118cf4c [ 2160.700104][T23485] Kernel Offset: disabled [ 2160.704410][T23485] Rebooting in 86400 seconds..