program:
r0 = syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x8, &(0x7f0000000080), 0x4, 0x4f3, &(0x7f00000012c0)="$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")
r1 = bpf$MAP_CREATE_CONST_STR(0x0, &(0x7f0000000240)={0x2, 0x4, 0x8, 0x1, 0x80, 0x0, 0x0, '\x00', 0x0, 0x0}, 0x48)
bpf$PROG_LOAD(0x5, &(0x7f0000000840)={0x18, 0xf, &(0x7f0000000000)=@ringbuf={{0x18, 0x8}, {{0x18, 0x1, 0x1, 0x0, r1}, {}, {0x7, 0x0, 0xb, 0x3, 0x0, 0x0, 0x1ab92b}, {0x85, 0x0, 0x0, 0x8}, {0x4}}, {{0x5, 0x0, 0x4, 0x9, 0x0, 0x1, 0x2000}}, [], {{0x7, 0x1, 0xb, 0x8}, {0x6, 0x0, 0x5, 0x9}, {0x85, 0x0, 0x0, 0x99}}}, &(0x7f0000000980)='GPL\x00', 0x0, 0x0, 0x0, 0x40f00, 0x0, '\x00', 0x0, @fallback=0x7, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
mount$binderfs(0x0, &(0x7f0000000500)='./binderfs\x00', &(0x7f0000000540), 0x3000002, &(0x7f00000005c0)={[{@max={'max', 0x3d, 0x7fffffff}}]})
r2 = creat(&(0x7f0000000480)='./file1\x00', 0x1)
r3 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1)
syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000000)='./file0\x00', 0x101c08a, &(0x7f00000000c0)={[{@shortname_mixed}, {@utf8}, {@fat=@fmask={'fmask', 0x3d, 0x36}}, {@uni_xlate}, {@fat=@errors_continue}, {@fat=@fmask={'fmask', 0x3d, 0xba5}}, {@shortname_lower}, {@uni_xlateno}, {@utf8}, {@fat=@check_strict}, {@utf8no}, {@fat=@allow_utime={'allow_utime', 0x3d, 0x7}}, {@rodir}, {@fat=@flush}, {@shortname_winnt}, {@rodir}, {}]}, 0x6, 0x2b8, &(0x7f0000000640)="$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")
recvfrom(r3, 0x0, 0x0, 0x12141, 0x0, 0x0)
recvmsg(r2, &(0x7f00000002c0)={&(0x7f0000000100)=@phonet, 0x80, &(0x7f0000000640)=[{&(0x7f00000017c0)=""/4096, 0x1000}, {&(0x7f0000000180)=""/84, 0x54}, {&(0x7f0000000240)=""/51, 0x33}, {&(0x7f00000027c0)=""/4096, 0x1000}, {&(0x7f00000000c0)=""/64, 0x40}, {&(0x7f0000000340)=""/130, 0x82}, {&(0x7f0000000400)=""/109, 0x6d}, {&(0x7f0000000540)=""/238, 0xee}], 0x8, &(0x7f00000006c0)=""/138, 0x8a}, 0x2)
link(&(0x7f0000000200)='./file1\x00', &(0x7f0000000300)='./bus\x00')
openat$sndseq(0xffffffffffffff9c, &(0x7f0000000900), 0xbc0)
ioctl$sock_SIOCGSKNS(0xffffffffffffffff, 0x894c, &(0x7f0000000040)=0x4)
ioctl$FS_IOC_FSSETXATTR(r2, 0x40086602, &(0x7f0000000000)={0x20052f9, 0xfffffff8, 0x100802, 0x2, 0x8})
close(r0)
[ 75.227764][ T5294] Bluetooth: hci0: command tx timeout
[ 75.301981][ T5314] loop0: detected capacity change from 0 to 512
[ 75.356709][ T5314] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback.
[ 75.365675][ T5314] ext4 filesystem being mounted at /0/file1 supports timestamps until 2038-01-19 (0x7fffffff)
[ 75.417347][ T69] ------------[ cut here ]------------
[ 75.420236][ T69] current->flags & PF_MEMALLOC
[ 75.420263][ T69] WARNING: fs/ext4/inode.c:5643 at ext4_write_inode+0x544/0x620, CPU#0: kswapd0/69
[ 75.426287][ T69] Modules linked in:
[ 75.429517][ T69] CPU: 0 UID: 0 PID: 69 Comm: kswapd0 Not tainted syzkaller #0 PREEMPT(full)
[ 75.434490][ T69] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 75.439807][ T69] RIP: 0010:ext4_write_inode+0x544/0x620
[ 75.442480][ T69] Code: 8b 05 30 00 94 10 48 3b 44 24 30 75 5a 44 89 e0 48 83 c4 38 5b 41 5c 41 5d 41 5e 41 5f 5d e9 13 b9 29 09 cc e8 5d 2b 3d ff 90 <0f> 0b 90 eb cf e8 52 2b 3d ff 41 bc fb ff ff ff eb c2 e8 45 2b 3d
[ 75.450827][ T69] RSP: 0018:ffffc90000afee80 EFLAGS: 00010293
[ 75.453511][ T69] RAX: ffffffff82887013 RBX: 0000000000000800 RCX: ffff888000de2480
[ 75.456963][ T69] RDX: 0000000000000000 RSI: 0000000000000800 RDI: 0000000000000000
[ 75.460555][ T69] RBP: 0000000000000001 R08: ffffffff9011aab7 R09: 1ffffffff2023556
[ 75.463939][ T69] R10: dffffc0000000000 R11: ffffffff82886ad0 R12: 0000000000000000
[ 75.467073][ T69] R13: ffffc90000afefc0 R14: ffff888047e01f60 R15: ffff888000de2480
[ 75.471259][ T69] FS: 0000000000000000(0000) GS:ffff88808ca59000(0000) knlGS:0000000000000000
[ 75.475346][ T69] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 75.478208][ T69] CR2: 00007fdfa31c99a0 CR3: 0000000049008000 CR4: 0000000000352ef0
[ 75.481383][ T69] Call Trace:
[ 75.482711][ T69]
[ 75.483968][ T69] ? do_raw_spin_unlock+0x4d/0x210
[ 75.486220][ T69] __writeback_single_inode+0x75a/0x11a0
[ 75.488703][ T69] writeback_single_inode+0x4ac/0xdc0
[ 75.491007][ T69] write_inode_now+0x1c2/0x290
[ 75.492997][ T69] ? __pfx_write_inode_now+0x10/0x10
[ 75.495336][ T69] ? super_cache_scan+0x369/0x4b0
[ 75.497818][ T69] ? do_raw_spin_unlock+0x4d/0x210
[ 75.500584][ T69] iput+0x8c1/0xe80
[ 75.502266][ T69] __dentry_kill+0x1a2/0x5e0
[ 75.504321][ T69] ? shrink_kill+0x8d/0x2c0
[ 75.506240][ T69] shrink_kill+0xa9/0x2c0
[ 75.508172][ T69] shrink_dentry_list+0x2e0/0x5e0
[ 75.510287][ T69] prune_dcache_sb+0x119/0x180
[ 75.512426][ T69] ? __pfx_prune_dcache_sb+0x10/0x10
[ 75.514721][ T69] ? list_lru_count_one+0x27/0x2c0
[ 75.516963][ T69] ? list_lru_count_one+0x264/0x2c0
[ 75.519314][ T69] super_cache_scan+0x369/0x4b0
[ 75.521551][ T69] do_shrink_slab+0x6df/0x1170
[ 75.523643][ T69] shrink_slab+0x830/0x1150
[ 75.525589][ T69] ? shrink_slab+0x1ef/0x1150
[ 75.527780][ T69] ? __pfx_shrink_slab+0x10/0x10
[ 75.529826][ T69] ? __pfx_try_to_shrink_lruvec+0x10/0x10
[ 75.532529][ T69] shrink_one+0x2d9/0x710
[ 75.534534][ T69] ? shrink_node+0x2d6a/0x3a90
[ 75.536533][ T69] shrink_node+0x3197/0x3a90
[ 75.538683][ T69] ? __lock_acquire+0x6b5/0x2cf0
[ 75.540723][ T69] ? shrink_node+0x2d6a/0x3a90
[ 75.542693][ T69] ? __lock_acquire+0x6b5/0x2cf0
[ 75.544736][ T69] ? percpu_ref_put+0x19/0x180
[ 75.546851][ T69] ? __pfx_shrink_node+0x10/0x10
[ 75.548951][ T69] ? percpu_ref_put+0x19/0x180
[ 75.551086][ T69] ? percpu_ref_put+0x19/0x180
[ 75.553380][ T69] ? mem_cgroup_iter+0x420/0x450
[ 75.555420][ T69] ? mem_cgroup_iter+0x3b/0x450
[ 75.557903][ T69] kswapd+0x1742/0x2e10
[ 75.559588][ T69] ? kswapd+0x935/0x2e10
[ 75.561348][ T69] ? __pfx_kswapd+0x10/0x10
[ 75.563090][ T69] ? __lock_acquire+0x6b5/0x2cf0
[ 75.565118][ T69] ? __mutex_unlock_slowpath+0x1bd/0x7d0
[ 75.567349][ T69] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 75.569761][ T69] ? __pfx_autoremove_wake_function+0x10/0x10
[ 75.572222][ T69] ? __kthread_parkme+0x7a/0x1f0
[ 75.574739][ T69] kthread+0x388/0x470
[ 75.576559][ T69] ? __pfx_kswapd+0x10/0x10
[ 75.578920][ T69] ? __pfx_kthread+0x10/0x10
[ 75.581049][ T69] ret_from_fork+0x51e/0xb90
[ 75.583244][ T69] ? __pfx_ret_from_fork+0x10/0x10
[ 75.585546][ T69] ? __switch_to+0xc7d/0x1450
[ 75.587825][ T69] ? __pfx_kthread+0x10/0x10
[ 75.589921][ T69] ret_from_fork_asm+0x1a/0x30
[ 75.592159][ T69]
[ 75.593512][ T69] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 75.596416][ T69] CPU: 0 UID: 0 PID: 69 Comm: kswapd0 Not tainted syzkaller #0 PREEMPT(full)
[ 75.599469][ T69] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 75.603431][ T69] Call Trace:
[ 75.604836][ T69]
[ 75.605989][ T69] vpanic+0x56c/0xa60
[ 75.607544][ T69] ? __pfx__printk+0x10/0x10
[ 75.609500][ T69] ? __pfx_vpanic+0x10/0x10
[ 75.611336][ T69] ? is_bpf_text_address+0x292/0x2b0
[ 75.613508][ T69] ? is_bpf_text_address+0x26/0x2b0
[ 75.615552][ T69] panic+0xc5/0xd0
[ 75.617063][ T69] ? __pfx_panic+0x10/0x10
[ 75.618962][ T69] ? ret_from_fork_asm+0x1a/0x30
[ 75.621196][ T69] __warn+0x315/0x4f0
[ 75.622938][ T69] ? ext4_write_inode+0x544/0x620
[ 75.624859][ T69] ? ext4_write_inode+0x544/0x620
[ 75.626808][ T69] __report_bug+0x29a/0x540
[ 75.628527][ T69] ? ext4_write_inode+0x544/0x620
[ 75.630744][ T69] ? __pfx___report_bug+0x10/0x10
[ 75.632969][ T69] ? __filemap_fdatawait_range+0x220/0x2c0
[ 75.635261][ T69] ? __lock_acquire+0x6b5/0x2cf0
[ 75.637459][ T69] ? ext4_write_inode+0x544/0x620
[ 75.639627][ T69] report_bug+0x16a/0x220
[ 75.641583][ T69] ? ext4_write_inode+0x544/0x620
[ 75.643828][ T69] ? ext4_write_inode+0x546/0x620
[ 75.645840][ T69] handle_bug+0x98/0x200
[ 75.647591][ T69] exc_invalid_op+0x1a/0x50
[ 75.649527][ T69] asm_exc_invalid_op+0x1a/0x20
[ 75.651748][ T69] RIP: 0010:ext4_write_inode+0x544/0x620
[ 75.654445][ T69] Code: 8b 05 30 00 94 10 48 3b 44 24 30 75 5a 44 89 e0 48 83 c4 38 5b 41 5c 41 5d 41 5e 41 5f 5d e9 13 b9 29 09 cc e8 5d 2b 3d ff 90 <0f> 0b 90 eb cf e8 52 2b 3d ff 41 bc fb ff ff ff eb c2 e8 45 2b 3d
[ 75.662695][ T69] RSP: 0018:ffffc90000afee80 EFLAGS: 00010293
[ 75.665304][ T69] RAX: ffffffff82887013 RBX: 0000000000000800 RCX: ffff888000de2480
[ 75.668700][ T69] RDX: 0000000000000000 RSI: 0000000000000800 RDI: 0000000000000000
[ 75.672218][ T69] RBP: 0000000000000001 R08: ffffffff9011aab7 R09: 1ffffffff2023556
[ 75.675548][ T69] R10: dffffc0000000000 R11: ffffffff82886ad0 R12: 0000000000000000
[ 75.678637][ T69] R13: ffffc90000afefc0 R14: ffff888047e01f60 R15: ffff888000de2480
[ 75.681682][ T69] ? __pfx_ext4_write_inode+0x10/0x10
[ 75.683641][ T69] ? ext4_write_inode+0x543/0x620
[ 75.685565][ T69] ? do_raw_spin_unlock+0x4d/0x210
[ 75.687581][ T69] __writeback_single_inode+0x75a/0x11a0
[ 75.689941][ T69] writeback_single_inode+0x4ac/0xdc0
[ 75.692282][ T69] write_inode_now+0x1c2/0x290
[ 75.694374][ T69] ? __pfx_write_inode_now+0x10/0x10
[ 75.696563][ T69] ? super_cache_scan+0x369/0x4b0
[ 75.698776][ T69] ? do_raw_spin_unlock+0x4d/0x210
[ 75.701079][ T69] iput+0x8c1/0xe80
[ 75.702832][ T69] __dentry_kill+0x1a2/0x5e0
[ 75.704918][ T69] ? shrink_kill+0x8d/0x2c0
[ 75.706985][ T69] shrink_kill+0xa9/0x2c0
[ 75.708891][ T69] shrink_dentry_list+0x2e0/0x5e0
[ 75.710986][ T69] prune_dcache_sb+0x119/0x180
[ 75.713172][ T69] ? __pfx_prune_dcache_sb+0x10/0x10
[ 75.715505][ T69] ? list_lru_count_one+0x27/0x2c0
[ 75.717826][ T69] ? list_lru_count_one+0x264/0x2c0
[ 75.720166][ T69] super_cache_scan+0x369/0x4b0
[ 75.722322][ T69] do_shrink_slab+0x6df/0x1170
[ 75.724482][ T69] shrink_slab+0x830/0x1150
[ 75.726485][ T69] ? shrink_slab+0x1ef/0x1150
[ 75.728576][ T69] ? __pfx_shrink_slab+0x10/0x10
[ 75.730764][ T69] ? __pfx_try_to_shrink_lruvec+0x10/0x10
[ 75.733156][ T69] shrink_one+0x2d9/0x710
[ 75.734951][ T69] ? shrink_node+0x2d6a/0x3a90
[ 75.736959][ T69] shrink_node+0x3197/0x3a90
[ 75.739069][ T69] ? __lock_acquire+0x6b5/0x2cf0
[ 75.741278][ T69] ? shrink_node+0x2d6a/0x3a90
[ 75.743412][ T69] ? __lock_acquire+0x6b5/0x2cf0
[ 75.745625][ T69] ? percpu_ref_put+0x19/0x180
[ 75.747618][ T69] ? __pfx_shrink_node+0x10/0x10
[ 75.749829][ T69] ? percpu_ref_put+0x19/0x180
[ 75.752059][ T69] ? percpu_ref_put+0x19/0x180
[ 75.754177][ T69] ? mem_cgroup_iter+0x420/0x450
[ 75.756328][ T69] ? mem_cgroup_iter+0x3b/0x450
[ 75.758468][ T69] kswapd+0x1742/0x2e10
[ 75.760305][ T69] ? kswapd+0x935/0x2e10
[ 75.762155][ T69] ? __pfx_kswapd+0x10/0x10
[ 75.764156][ T69] ? __lock_acquire+0x6b5/0x2cf0
[ 75.766288][ T69] ? __mutex_unlock_slowpath+0x1bd/0x7d0
[ 75.768712][ T69] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 75.771362][ T69] ? __pfx_autoremove_wake_function+0x10/0x10
[ 75.774035][ T69] ? __kthread_parkme+0x7a/0x1f0
[ 75.775980][ T69] kthread+0x388/0x470
[ 75.777658][ T69] ? __pfx_kswapd+0x10/0x10
[ 75.779624][ T69] ? __pfx_kthread+0x10/0x10
[ 75.781583][ T69] ret_from_fork+0x51e/0xb90
[ 75.783427][ T69] ? __pfx_ret_from_fork+0x10/0x10
[ 75.785486][ T69] ? __switch_to+0xc7d/0x1450
[ 75.787493][ T69] ? __pfx_kthread+0x10/0x10
[ 75.789483][ T69] ret_from_fork_asm+0x1a/0x30
[ 75.791586][ T69]
[ 75.793304][ T69] Kernel Offset: disabled
[ 75.795266][ T69] Rebooting in 86400 seconds..