program: r0 = socket$nl_route(0x10, 0x3, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./config\x00', 0x1ff) mount(0x0, &(0x7f0000000040)='./config\x00', &(0x7f0000000080)='configfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./config/usb_gadget/g1\x00', 0x1ff) r1 = openat$iommufd(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$IOMMU_IOAS_ALLOC(r1, 0x3b81, &(0x7f00000003c0)={0xc, 0x0, 0x0}) ioctl$IOMMU_IOAS_MAP$PAGES(r1, 0x3b85, &(0x7f00000000c0)={0x28, 0x7, r2, 0x0, &(0x7f0000800000/0x800000)=nil, 0x800000}) ioctl$IOMMU_TEST_OP_CREATE_ACCESS(r1, 0x3ba0, &(0x7f0000000340)={0x48, 0x5, r2, 0x0, 0xffffffffffffffff, 0x1}) ioctl$IOMMU_TEST_OP_ACCESS_RW$syz(r1, 0x3ba0, &(0x7f0000000100)={0x48, 0x8, r3, 0x0, 0x4, 0x96495, 0x1, &(0x7f0000000280)="ec", 0x10000}) mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./config/usb_gadget/g1/functions/SourceSink.r0\x00', 0x1ff) syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000000)='./bus\x00', 0x0, &(0x7f0000000300)={[{@grpquota}, {@quota}, {@quota}, {@stripe={'stripe', 0x3d, 0x3}}, {@jqfmt_vfsold}]}, 0xff, 0x4fa, &(0x7f00000005c0)="$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") syz_usb_connect$cdc_ncm(0x0, 0x72, &(0x7f0000000440)=ANY=[@ANYBLOB="1201000002000040257d15a4400001040001090260004201000000090400000102090000052406000105240000000d240f01000004eaffffff1e0006031a000008048002000905811765"], 0x0) r4 = syz_open_dev$char_usb(0xc, 0xb4, 0x0) ioctl$BTRFS_IOC_DEFRAG(r4, 0x50009402, 0x0) link(&(0x7f0000000200)='./file1\x00', &(0x7f0000000300)='./bus\x00') r5 = creat(&(0x7f0000000f80)='./bus\x00', 0x31) ioctl$FS_IOC_FSSETXATTR(r5, 0x40086602, &(0x7f0000000000)={0x20052f5, 0xfffffff8, 0x100801, 0x2, 0x8}) r6 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./config/usb_gadget/g1/functions/SourceSink.r0/bulk_qlen\x00', 0x0, 0x0) read(r6, &(0x7f0000000200)=""/100, 0x64) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f00000003c0)={'bond0\x00', 0x0}) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000200)={'batadv0\x00', 0x0}) ioctl$EVIOCSFF(0xffffffffffffffff, 0x40304580, &(0x7f00000006c0)={0x57, 0x0, 0x1, {0x4, 0x11}, {0x2a, 0xffff}, @cond=[{0x10, 0x10, 0xcf, 0x1, 0x1, 0x3}, {0x271e, 0x4, 0x1, 0x7f, 0xfffe, 0x7ff}]}) ioctl$BTRFS_IOC_SCRUB_PROGRESS(r0, 0xc400941d, &(0x7f0000000ac0)={0x0, 0x8, 0x2}) ioctl$BTRFS_IOC_GET_DEV_STATS(r0, 0xc4089434, &(0x7f0000000fc0)={r9, 0x7, 0x0, [0xa, 0x3ff, 0x4, 0x400, 0x4bc2], [0x8b0, 0xfa, 0x4, 0x9, 0x100000000, 0x0, 0x2, 0x10001, 0x2, 0x0, 0x9, 0x3, 0xb5, 0x7, 0x2, 0x5, 0x100000001, 0x4, 0xfffffffffffffff9, 0xd8, 0x5e3c, 0x101, 0x6, 0x8, 0x10001, 0x1, 0x8, 0xb5, 0x4, 0x101, 0x3, 0x5, 0x5d8, 0x1, 0xffffffffffffffff, 0x6c, 0x0, 0xee, 0xb3, 0x200000000, 0x800, 0x3, 0x0, 0x2, 0x8000000000000000, 0xd, 0xce, 0x38b, 0xc2, 0xfffffffffffffffc, 0xfff, 0x3, 0x100000001, 0x8, 0x7, 0x8, 0x800, 0xfffffffffffffff9, 0x1, 0x4, 0x9, 0x1, 0x9, 0x5, 0x8000000000000001, 0x5, 0x4, 0x80000000, 0x3, 0x3, 0x7fff, 0x7fff, 0x4, 0xfffffffffffffffe, 0x1, 0x8, 0x2, 0xfffffffffffffff8, 0x9, 0x8000000000000001, 0x0, 0x3, 0xd, 0x0, 0xd7ed, 0x4, 0x6, 0xe, 0x1, 0x33, 0x3, 0x7c6, 0xffffffffffffffff, 0x3, 0x8, 0x8000, 0x7, 0x1, 0xf, 0x4, 0xd, 0xe9, 0x6, 0x1, 0x1, 0x2, 0x1ff, 0xfffffffffffffff8, 0x6, 0x400, 0x4, 0x9, 0x9, 0x9, 0x4bf, 0x400, 0x7, 0x3, 0x7, 0xac, 0xbd2c]}) r10 = syz_open_dev$evdev(&(0x7f00000000c0), 0x1, 0x842b01) write$char_usb(r10, &(0x7f0000000040)="e2", 0x2250) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000240)=@newlink={0x48, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x21}, [@IFLA_LINKINFO={0x20, 0x12, 0x0, 0x1, @hsr={{0x8}, {0x14, 0x2, 0x0, 0x1, [@IFLA_HSR_SLAVE1={0x8, 0x1, r7}, @IFLA_HSR_SLAVE2={0x8, 0x2, r8}]}}}, @IFLA_MASTER={0x8, 0xa, r8}]}, 0x48}, 0x1, 0x0, 0x0, 0x20040000}, 0x0) [ 79.571065][ T46] Bluetooth: hci0: command tx timeout [ 79.708400][ T5314] loop0: detected capacity change from 0 to 512 [ 79.719415][ T5314] EXT4-fs: Quota format mount options ignored when QUOTA feature is enabled [ 79.863785][ T5314] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 79.863883][ T5314] ext4 filesystem being mounted at /0/bus supports timestamps until 2038-01-19 (0x7fffffff) [ 80.139868][ T10] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 80.291480][ T10] usb 5-1: New USB device found, idVendor=7d25, idProduct=a415, bcdDevice= 0.40 [ 80.293068][ T10] usb 5-1: config 1 has too many interfaces: 66, using maximum allowed: 32 [ 80.293079][ T10] usb 5-1: config 1 has an invalid descriptor of length 0, skipping remainder of the config [ 80.293085][ T10] usb 5-1: config 1 has 1 interface, different from the descriptor's value: 66 [ 80.293101][ T10] usb 5-1: config 1 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 80.294676][ T10] usb 5-1: New USB device strings: Mfr=1, Product=4, SerialNumber=0 [ 80.294689][ T10] usb 5-1: Product: syz [ 80.294697][ T10] usb 5-1: Manufacturer: syz [ 80.345962][ T10] cdc_wdm 5-1:1.0: skipping garbage [ 80.345978][ T10] cdc_wdm 5-1:1.0: skipping garbage [ 80.364233][ T10] cdc_wdm 5-1:1.0: cdc-wdm0: USB WDM device [ 80.364249][ T10] cdc_wdm 5-1:1.0: Unknown control protocol [ 80.633830][ T5314] bond0: entered promiscuous mode [ 80.633849][ T5314] bond_slave_0: entered promiscuous mode [ 80.634120][ T5314] bond_slave_1: entered promiscuous mode [ 80.637828][ T5314] batadv0: entered promiscuous mode [ 80.653235][ T5314] 8021q: adding VLAN 0 to HW filter on device hsr1 [ 80.656995][ T5314] bond0: left promiscuous mode [ 80.657010][ T5314] bond_slave_0: left promiscuous mode [ 80.657220][ T5314] bond_slave_1: left promiscuous mode [ 80.681563][ T5314] batadv0: left promiscuous mode [ 80.741061][ T5311] usb 5-1: USB disconnect, device number 2 [ 80.742767][ T71] ------------[ cut here ]------------ [ 80.742777][ T71] current->flags & PF_MEMALLOC [ 80.742782][ T71] WARNING: fs/ext4/inode.c:5879 at ext4_write_inode+0x2af/0x350, CPU#0: kswapd0/71 [ 80.754971][ T71] Modules linked in: [ 80.757303][ T71] CPU: 0 UID: 0 PID: 71 Comm: kswapd0 Not tainted syzkaller #0 PREEMPT(full) [ 80.761105][ T71] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 80.765390][ T71] RIP: 0010:ext4_write_inode+0x2af/0x350 [ 80.767767][ T71] Code: 83 c4 18 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc e8 13 9d 34 ff e8 ae 6e 9f fe bd fb ff ff ff eb d9 e8 02 9d 34 ff 90 <0f> 0b 90 eb ce e8 f7 9c 34 ff bd fb ff ff ff eb c2 e8 eb 9c 34 ff [ 80.775854][ T71] RSP: 0018:ffffc90000cf6ef0 EFLAGS: 00010293 [ 80.778524][ T71] RAX: ffffffff8293500e RBX: dffffc0000000000 RCX: ffff88801d340000 [ 80.781878][ T71] RDX: 0000000000000000 RSI: 0000000000000800 RDI: 0000000000000000 [ 80.785235][ T71] RBP: 0000000000000000 R08: ffffffff907a767f R09: 1ffffffff20f4ecf [ 80.788481][ T71] R10: dffffc0000000000 R11: ffffffff82934d60 R12: ffff88801d34002c [ 80.791905][ T71] R13: ffff88801305f810 R14: 0000000000000800 R15: ffff88801d340000 [ 80.795321][ T71] FS: 0000000000000000(0000) GS:ffff88808c2c0000(0000) knlGS:0000000000000000 [ 80.799250][ T71] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.802119][ T71] CR2: 00007f3c165c4120 CR3: 0000000043a14000 CR4: 0000000000352ef0 [ 80.805567][ T71] Call Trace: [ 80.807066][ T71] [ 80.808383][ T71] ? do_raw_spin_unlock+0x4d/0x200 [ 80.810581][ T71] __writeback_single_inode+0x69d/0x1220 [ 80.813116][ T71] writeback_single_inode+0x544/0xf70 [ 80.815430][ T71] ? write_inode_now+0x19f/0x290 [ 80.817582][ T71] write_inode_now+0x1c2/0x290 [ 80.820388][ T71] ? __pfx_write_inode_now+0x10/0x10 [ 80.822745][ T71] ? do_raw_spin_unlock+0x4d/0x200 [ 80.825041][ T71] iput+0x98b/0xf00 [ 80.826717][ T71] dentry_kill+0x1b9/0x880 [ 80.828640][ T71] shrink_dentry_list+0x209/0x310 [ 80.830919][ T71] prune_dcache_sb+0x119/0x180 [ 80.832946][ T71] ? __pfx_prune_dcache_sb+0x10/0x10 [ 80.835208][ T71] ? list_lru_count_one+0x27/0x2c0 [ 80.837399][ T71] ? list_lru_count_one+0x27/0x2c0 [ 80.839525][ T71] ? list_lru_count_one+0x27/0x2c0 [ 80.841660][ T71] ? list_lru_count_one+0x264/0x2c0 [ 80.844002][ T71] super_cache_scan+0x35f/0x4a0 [ 80.846169][ T71] do_shrink_slab+0x6d0/0x10e0 [ 80.848287][ T71] shrink_slab+0x838/0x1220 [ 80.850352][ T71] ? shrink_slab+0x1e9/0x1220 [ 80.852756][ T71] ? __pfx_shrink_slab+0x10/0x10 [ 80.855092][ T71] shrink_one+0x2a2/0x730 [ 80.857280][ T71] ? shrink_node+0x31a1/0x3e30 [ 80.859368][ T71] shrink_node+0x35d0/0x3e30 [ 80.861469][ T71] ? shrink_node+0x31a1/0x3e30 [ 80.863591][ T71] ? __lock_acquire+0x747/0x2de0 [ 80.865684][ T71] ? lock_acquire+0x115/0x350 [ 80.867705][ T71] ? percpu_ref_put+0x19/0x180 [ 80.869843][ T71] ? __pfx_shrink_node+0x10/0x10 [ 80.871935][ T71] ? percpu_ref_put+0x19/0x180 [ 80.874019][ T71] ? percpu_ref_put+0x19/0x180 [ 80.876063][ T71] ? mem_cgroup_iter+0x410/0x440 [ 80.878192][ T71] ? mem_cgroup_iter+0x3b/0x440 [ 80.880264][ T71] kswapd+0x185e/0x32c0 [ 80.882120][ T71] ? kswapd+0xa08/0x32c0 [ 80.884058][ T71] ? __pfx_kswapd+0x10/0x10 [ 80.886110][ T71] ? __lock_acquire+0x747/0x2de0 [ 80.888310][ T71] ? __mutex_unlock_slowpath+0x731/0x900 [ 80.890914][ T71] ? __pfx_autoremove_wake_function+0x10/0x10 [ 80.893628][ T71] ? __kthread_parkme+0x71/0x1f0 [ 80.895897][ T71] ? __kthread_parkme+0x199/0x1f0 [ 80.898016][ T71] kthread+0x38b/0x480 [ 80.900744][ T71] ? __pfx_kswapd+0x10/0x10 [ 80.902771][ T71] ? __pfx_kthread+0x10/0x10 [ 80.904760][ T71] ret_from_fork+0x514/0xb70 [ 80.906756][ T71] ? __pfx_ret_from_fork+0x10/0x10 [ 80.908942][ T71] ? __switch_to+0xc89/0x1420 [ 80.911177][ T71] ? __pfx_kthread+0x10/0x10 [ 80.913213][ T71] ret_from_fork_asm+0x1a/0x30 [ 80.915325][ T71] [ 80.916691][ T71] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 80.919686][ T71] CPU: 0 UID: 0 PID: 71 Comm: kswapd0 Not tainted syzkaller #0 PREEMPT(full) [ 80.923297][ T71] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 80.927547][ T71] Call Trace: [ 80.928934][ T71] [ 80.930292][ T71] vpanic+0x56d/0xa60 [ 80.931975][ T71] ? __pfx__printk+0x10/0x10 [ 80.934030][ T71] ? __pfx_vpanic+0x10/0x10 [ 80.936022][ T71] ? is_bpf_text_address+0x292/0x2b0 [ 80.938238][ T71] ? is_bpf_text_address+0x26/0x2b0 [ 80.940529][ T71] panic+0xc5/0xd0 [ 80.942216][ T71] ? __pfx_panic+0x10/0x10 [ 80.944196][ T71] ? ret_from_fork_asm+0x1a/0x30 [ 80.946338][ T71] __warn+0x315/0x4c0 [ 80.948102][ T71] ? ext4_write_inode+0x2af/0x350 [ 80.950696][ T71] ? ext4_write_inode+0x2af/0x350 [ 80.953435][ T71] __report_bug+0x276/0x570 [ 80.955743][ T71] ? ext4_write_inode+0x2af/0x350 [ 80.957982][ T71] ? __pfx___report_bug+0x10/0x10 [ 80.960214][ T71] ? __lock_acquire+0x747/0x2de0 [ 80.962485][ T71] ? ext4_write_inode+0x2af/0x350 [ 80.964745][ T71] report_bug+0x16b/0x220 [ 80.966667][ T71] ? ext4_write_inode+0x2af/0x350 [ 80.968866][ T71] ? ext4_write_inode+0x2b1/0x350 [ 80.971208][ T71] handle_bug+0x9c/0x200 [ 80.973125][ T71] exc_invalid_op+0x1a/0x50 [ 80.975161][ T71] asm_exc_invalid_op+0x1a/0x20 [ 80.977245][ T71] RIP: 0010:ext4_write_inode+0x2af/0x350 [ 80.979544][ T71] Code: 83 c4 18 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc e8 13 9d 34 ff e8 ae 6e 9f fe bd fb ff ff ff eb d9 e8 02 9d 34 ff 90 <0f> 0b 90 eb ce e8 f7 9c 34 ff bd fb ff ff ff eb c2 e8 eb 9c 34 ff [ 80.986974][ T71] RSP: 0018:ffffc90000cf6ef0 EFLAGS: 00010293 [ 80.989588][ T71] RAX: ffffffff8293500e RBX: dffffc0000000000 RCX: ffff88801d340000 [ 80.992985][ T71] RDX: 0000000000000000 RSI: 0000000000000800 RDI: 0000000000000000 [ 80.996417][ T71] RBP: 0000000000000000 R08: ffffffff907a767f R09: 1ffffffff20f4ecf [ 80.999787][ T71] R10: dffffc0000000000 R11: ffffffff82934d60 R12: ffff88801d34002c [ 81.003137][ T71] R13: ffff88801305f810 R14: 0000000000000800 R15: ffff88801d340000 [ 81.006501][ T71] ? __pfx_ext4_write_inode+0x10/0x10 [ 81.008709][ T71] ? ext4_write_inode+0x2ae/0x350 [ 81.010849][ T71] ? do_raw_spin_unlock+0x4d/0x200 [ 81.013076][ T71] __writeback_single_inode+0x69d/0x1220 [ 81.015616][ T71] writeback_single_inode+0x544/0xf70 [ 81.018015][ T71] ? write_inode_now+0x19f/0x290 [ 81.020158][ T71] write_inode_now+0x1c2/0x290 [ 81.022361][ T71] ? __pfx_write_inode_now+0x10/0x10 [ 81.024626][ T71] ? do_raw_spin_unlock+0x4d/0x200 [ 81.026830][ T71] iput+0x98b/0xf00 [ 81.028419][ T71] dentry_kill+0x1b9/0x880 [ 81.030397][ T71] shrink_dentry_list+0x209/0x310 [ 81.032709][ T71] prune_dcache_sb+0x119/0x180 [ 81.034734][ T71] ? __pfx_prune_dcache_sb+0x10/0x10 [ 81.036959][ T71] ? list_lru_count_one+0x27/0x2c0 [ 81.039201][ T71] ? list_lru_count_one+0x27/0x2c0 [ 81.041245][ T71] ? list_lru_count_one+0x27/0x2c0 [ 81.043378][ T71] ? list_lru_count_one+0x264/0x2c0 [ 81.045673][ T71] super_cache_scan+0x35f/0x4a0 [ 81.047641][ T71] do_shrink_slab+0x6d0/0x10e0 [ 81.049628][ T71] shrink_slab+0x838/0x1220 [ 81.051528][ T71] ? shrink_slab+0x1e9/0x1220 [ 81.053461][ T71] ? __pfx_shrink_slab+0x10/0x10 [ 81.055610][ T71] shrink_one+0x2a2/0x730 [ 81.057424][ T71] ? shrink_node+0x31a1/0x3e30 [ 81.059502][ T71] shrink_node+0x35d0/0x3e30 [ 81.061497][ T71] ? shrink_node+0x31a1/0x3e30 [ 81.063544][ T71] ? __lock_acquire+0x747/0x2de0 [ 81.065684][ T71] ? lock_acquire+0x115/0x350 [ 81.067815][ T71] ? percpu_ref_put+0x19/0x180 [ 81.070014][ T71] ? __pfx_shrink_node+0x10/0x10 [ 81.072229][ T71] ? percpu_ref_put+0x19/0x180 [ 81.074410][ T71] ? percpu_ref_put+0x19/0x180 [ 81.076541][ T71] ? mem_cgroup_iter+0x410/0x440 [ 81.078763][ T71] ? mem_cgroup_iter+0x3b/0x440 [ 81.080898][ T71] kswapd+0x185e/0x32c0 [ 81.082763][ T71] ? kswapd+0xa08/0x32c0 [ 81.084640][ T71] ? __pfx_kswapd+0x10/0x10 [ 81.086726][ T71] ? __lock_acquire+0x747/0x2de0 [ 81.088760][ T71] ? __mutex_unlock_slowpath+0x731/0x900 [ 81.091035][ T71] ? __pfx_autoremove_wake_function+0x10/0x10 [ 81.093539][ T71] ? __kthread_parkme+0x71/0x1f0 [ 81.095591][ T71] ? __kthread_parkme+0x199/0x1f0 [ 81.097530][ T71] kthread+0x38b/0x480 [ 81.099218][ T71] ? __pfx_kswapd+0x10/0x10 [ 81.101254][ T71] ? __pfx_kthread+0x10/0x10 [ 81.103302][ T71] ret_from_fork+0x514/0xb70 [ 81.105368][ T71] ? __pfx_ret_from_fork+0x10/0x10 [ 81.107623][ T71] ? __switch_to+0xc89/0x1420 [ 81.109637][ T71] ? __pfx_kthread+0x10/0x10 [ 81.111691][ T71] ret_from_fork_asm+0x1a/0x30 [ 81.113697][ T71] [ 81.115410][ T71] Kernel Offset: disabled [ 81.117160][ T71] Rebooting in 86400 seconds..