INFO: task udevd:15673 blocked for more than 430 seconds.
      Not tainted 5.19.0-rc2-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:udevd           state:D stack:    0 pid:15673 ppid:  2030 flags:0x00000001
Backtrace: 
[<81710838>] (__schedule) from [<817112bc>] (schedule+0x54/0xbc kernel/sched/core.c:6500)
 r10:ece01adc r9:824056dc r8:85ca2f00 r7:ddeb5280 r6:00000002 r5:00000000
 r4:85ca2f00
[<81711268>] (schedule) from [<81711380>] (io_schedule+0x38/0x48 kernel/sched/core.c:8615)
 r5:00000000 r4:85ca2f00
[<81711348>] (io_schedule) from [<803e5a20>] (folio_wait_bit_common+0x1b4/0x3e8 mm/filemap.c:1324)
 r5:00000000 r4:00000000
[<803e586c>] (folio_wait_bit_common) from [<803e979c>] (folio_wait_bit mm/filemap.c:1473 [inline])
[<803e586c>] (folio_wait_bit_common) from [<803e979c>] (folio_wait_locked include/linux/pagemap.h:1028 [inline])
[<803e586c>] (folio_wait_bit_common) from [<803e979c>] (folio_wait_locked include/linux/pagemap.h:1025 [inline])
[<803e586c>] (folio_wait_bit_common) from [<803e979c>] (do_read_cache_folio+0x208/0x310 mm/filemap.c:3521)
 r10:00000000 r9:00100cc0 r8:00000000 r7:80726f84 r6:00000000 r5:00000000
 r4:ddeb5280
[<803e9594>] (do_read_cache_folio) from [<803e98e8>] (do_read_cache_page mm/filemap.c:3593 [inline])
[<803e9594>] (do_read_cache_folio) from [<803e98e8>] (read_cache_page+0x20/0x8c mm/filemap.c:3602)
 r10:00000000 r9:00000000 r8:857d8140 r7:00000000 r6:84f74e00 r5:00000200
 r4:00000000 r3:00000000
[<803e98c8>] (read_cache_page) from [<8074bc50>] (read_mapping_page include/linux/pagemap.h:759 [inline])
[<803e98c8>] (read_cache_page) from [<8074bc50>] (read_part_sector+0x50/0x144 block/partitions/core.c:715)
 r4:00000000
[<8074bc00>] (read_part_sector) from [<8074c99c>] (read_lba+0x100/0x1b0 block/partitions/efi.c:248)
 r5:00000200 r4:00000001
[<8074c89c>] (read_lba) from [<8074cfb8>] (find_valid_gpt block/partitions/efi.c:603 [inline])
[<8074c89c>] (read_lba) from [<8074cfb8>] (efi_partition+0xe4/0xb14 block/partitions/efi.c:720)
 r10:857d8140 r9:00000005 r8:0000000c r7:00000000 r6:83c08a80 r5:84f74e00
 r4:826c48b0
[<8074ced4>] (efi_partition) from [<8074b7e8>] (check_partition block/partitions/core.c:147 [inline])
[<8074ced4>] (efi_partition) from [<8074b7e8>] (blk_add_partitions block/partitions/core.c:600 [inline])
[<8074ced4>] (efi_partition) from [<8074b7e8>] (bdev_disk_changed block/partitions/core.c:686 [inline])
[<8074ced4>] (efi_partition) from [<8074b7e8>] (bdev_disk_changed+0x1bc/0x5d4 block/partitions/core.c:653)
 r10:ece01e50 r9:83c08ad4 r8:83c08a80 r7:00000001 r6:8074ced4 r5:00000000
 r4:857d8140
[<8074b62c>] (bdev_disk_changed) from [<80725b2c>] (blkdev_get_whole+0xa0/0xb0 block/bdev.c:686)
 r10:ece01e50 r9:83c08ad4 r8:00000000 r7:85393180 r6:83c08a80 r5:00000000
 r4:8391c880
[<80725a8c>] (blkdev_get_whole) from [<80726ab0>] (blkdev_get_by_dev.part.0+0x18c/0x2b0 block/bdev.c:823)
 r7:85393180 r6:83c08a80 r5:4800005d r4:8391c880
[<80726924>] (blkdev_get_by_dev.part.0) from [<80726c1c>] (blkdev_get_by_dev+0x48/0x4c block/bdev.c:798)
 r10:ece01e50 r9:85393188 r8:80727238 r7:00000000 r6:85393180 r5:4800005d
 r4:02b00000 r3:00000000
[<80726bd4>] (blkdev_get_by_dev) from [<80727290>] (blkdev_open+0x58/0x88 block/fops.c:481)
 r7:00000000 r6:00000000 r5:83c28e10 r4:85393180
[<80727238>] (blkdev_open) from [<80495e64>] (do_dentry_open+0x148/0x3fc fs/open.c:848)
 r5:83c28e10 r4:85393180
[<80495d1c>] (do_dentry_open) from [<80497ca0>] (vfs_open+0x34/0x38 fs/open.c:981)
 r9:ece01f20 r8:85393180 r7:00000000 r6:00000000 r5:82425680 r4:00028800
[<80497c6c>] (vfs_open) from [<804ac2f0>] (do_open fs/namei.c:3520 [inline])
[<80497c6c>] (vfs_open) from [<804ac2f0>] (path_openat+0x544/0x11a0 fs/namei.c:3653)
[<804abdac>] (path_openat) from [<804ae918>] (do_filp_open+0x84/0x124 fs/namei.c:3680)
 r10:00000142 r9:85ca2f00 r8:ece01e50 r7:00000000 r6:85ca2f00 r5:ece01f20
 r4:ece01f58
[<804ae894>] (do_filp_open) from [<80497f90>] (do_sys_openat2+0xa8/0x16c fs/open.c:1278)
 r8:80200288 r7:ffffff9c r6:00000008 r5:834e3000 r4:ece01f58
[<80497ee8>] (do_sys_openat2) from [<8049842c>] (do_sys_open fs/open.c:1294 [inline])
[<80497ee8>] (do_sys_openat2) from [<8049842c>] (__do_sys_openat fs/open.c:1310 [inline])
[<80497ee8>] (do_sys_openat2) from [<8049842c>] (sys_openat+0xa4/0xcc fs/open.c:1305)
 r7:00000142 r6:01a54488 r5:01a56878 r4:ffffff9c
[<80498388>] (sys_openat) from [<80200060>] (ret_fast_syscall+0x0/0x1c arch/arm/mm/proc-v7.S:64)
Exception stack(0xece01fa8 to 0xece01ff0)
1fa0:                   01a5f930 76f4c840 ffffff9c 01a56878 000a8800 00000000
1fc0: 01a5f930 76f4c840 01a54488 00000142 000563e8 01a4b190 00000000 01a5f930
1fe0: 000561b4 7e83b438 000166d8 76c16350
 r5:76f4c840 r4:01a5f930
NMI backtrace for cpu 0
CPU: 0 PID: 26 Comm: khungtaskd Not tainted 5.19.0-rc2-syzkaller #0
Hardware name: ARM-Versatile Express
Backtrace: 
[<816f2a54>] (dump_backtrace) from [<816f2d84>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:253)
 r7:00000000 r6:00000000 r5:600c0093 r4:81d7fdc8
[<816f2d6c>] (show_stack) from [<816fb6ac>] (__dump_stack lib/dump_stack.c:88 [inline])
[<816f2d6c>] (show_stack) from [<816fb6ac>] (dump_stack_lvl+0x48/0x54 lib/dump_stack.c:106)
[<816fb664>] (dump_stack_lvl) from [<816fb6d0>] (dump_stack+0x18/0x1c lib/dump_stack.c:113)
 r5:000c0013 r4:00000000
[<816fb6b8>] (dump_stack) from [<8081f64c>] (nmi_cpu_backtrace+0x114/0x180 lib/nmi_backtrace.c:111)
[<8081f538>] (nmi_cpu_backtrace) from [<8081f7e8>] (nmi_trigger_cpumask_backtrace+0x130/0x1d0 lib/nmi_backtrace.c:62)
 r7:00000000 r6:8240c494 r5:8240ccd4 r4:00000000
[<8081f6b8>] (nmi_trigger_cpumask_backtrace) from [<802110bc>] (arch_trigger_cpumask_backtrace+0x18/0x1c arch/arm/kernel/smp.c:863)
 r9:0005cbc0 r8:82404d40 r7:00007f61 r6:8268999c r5:8240c5fc r4:00000000
[<802110a4>] (arch_trigger_cpumask_backtrace) from [<8032ddc4>] (trigger_all_cpu_backtrace include/linux/nmi.h:146 [inline])
[<802110a4>] (arch_trigger_cpumask_backtrace) from [<8032ddc4>] (check_hung_uninterruptible_tasks kernel/hung_task.c:220 [inline])
[<802110a4>] (arch_trigger_cpumask_backtrace) from [<8032ddc4>] (watchdog+0x4b0/0x5c8 kernel/hung_task.c:378)
[<8032d914>] (watchdog) from [<8026a954>] (kthread+0xf0/0x120 kernel/kthread.c:376)
 r10:00000000 r9:df819e4c r8:82a19ac0 r7:00000000 r6:8032d914 r5:828f4680
 r4:82ad9300
[<8026a864>] (kthread) from [<80200100>] (ret_from_fork+0x14/0x34 arch/arm/kernel/entry-common.S:148)
Exception stack(0xdf8c9fb0 to 0xdf8c9ff8)
9fa0:                                     00000000 00000000 00000000 00000000
9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
9fe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026a864 r4:82ad9300
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.19.0-rc2-syzkaller #0
Hardware name: ARM-Versatile Express
PC is at arch_cpu_idle+0x48/0x4c arch/arm/kernel/process.c:82
LR is at arch_cpu_idle+0x44/0x4c arch/arm/kernel/process.c:80
pc : [<80208e80>]    lr : [<80208e7c>]    psr: 200d0013
sp : df859f58  ip : df859f48  fp : df859f64
r10: 00000000  r9 : 822a87f8  r8 : 00000000
r7 : 8240c4e0  r6 : 00000001  r5 : 8240c494  r4 : 828ebac0
r3 : 8021d0c0  r2 : 00000000  r1 : 81d7fdc8  r0 : 00000001
Flags: nzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
Control: 30c5387d  Table: 843d0100  DAC: 00000000
CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.19.0-rc2-syzkaller #0
Hardware name: ARM-Versatile Express
Backtrace: frame pointer underflow
[<816f2a54>] (dump_backtrace) from [<816f2d84>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:253)
 r7:00000017 r6:df859f08 r5:600d0193 r4:81d7fdc8
[<816f2d6c>] (show_stack) from [<816fb6ac>] (__dump_stack lib/dump_stack.c:88 [inline])
[<816f2d6c>] (show_stack) from [<816fb6ac>] (dump_stack_lvl+0x48/0x54 lib/dump_stack.c:106)
[<816fb664>] (dump_stack_lvl) from [<816fb6d0>] (dump_stack+0x18/0x1c lib/dump_stack.c:113)
 r5:000d0193 r4:00000001
[<816fb6b8>] (dump_stack) from [<80209124>] (show_regs+0x14/0x18 arch/arm/kernel/process.c:204)
[<80209110>] (show_regs) from [<8081f634>] (nmi_cpu_backtrace+0xfc/0x180 lib/nmi_backtrace.c:109)
[<8081f538>] (nmi_cpu_backtrace) from [<8021020c>] (do_handle_IPI+0x4c/0x3b4 arch/arm/kernel/smp.c:678)
 r7:00000017 r6:00000001 r5:8280cc40 r4:00000007
[<802101c0>] (do_handle_IPI) from [<80210594>] (ipi_handler+0x20/0x28 arch/arm/kernel/smp.c:706)
 r9:828ebac0 r8:df805f78 r7:00000017 r6:8190d744 r5:8280cc40 r4:82887d00
[<80210574>] (ipi_handler) from [<802bab7c>] (handle_percpu_devid_irq+0x9c/0x2d4 kernel/irq/chip.c:928)
[<802baae0>] (handle_percpu_devid_irq) from [<802b40d0>] (generic_handle_irq_desc include/linux/irqdesc.h:158 [inline])
[<802baae0>] (handle_percpu_devid_irq) from [<802b40d0>] (handle_irq_desc kernel/irq/irqdesc.c:648 [inline])
[<802baae0>] (handle_percpu_devid_irq) from [<802b40d0>] (generic_handle_domain_irq+0x30/0x40 kernel/irq/irqdesc.c:704)
 r10:00000000 r9:828ebac0 r8:00000000 r7:df80a00c r6:822a81b0 r5:df80a000
 r4:8240ccec r3:00010001
[<802b40a0>] (generic_handle_domain_irq) from [<80831568>] (gic_handle_irq+0x68/0x7c drivers/irqchip/irq-gic.c:372)
[<80831500>] (gic_handle_irq) from [<8170e83c>] (generic_handle_arch_irq+0x60/0x80 kernel/irq/handle.c:238)
 r7:df859f08 r6:81f2f4e4 r5:81f2f4fc r4:822a81a4
[<8170e7dc>] (generic_handle_arch_irq) from [<8081294c>] (call_with_stack+0x1c/0x20 arch/arm/lib/call_with_stack.S:40)
 r9:828ebac0 r8:00000000 r7:df859f3c r6:ffffffff r5:200d0013 r4:80208e80
[<80812930>] (call_with_stack) from [<80200b44>] (__irq_svc+0x84/0xac arch/arm/kernel/entry-armv.S:221)
Exception stack(0xdf859f08 to 0xdf859f50)
9f00:                   00000001 81d7fdc8 00000000 8021d0c0 828ebac0 8240c494
9f20: 00000001 8240c4e0 00000000 822a87f8 00000000 df859f64 df859f48 df859f58
9f40: 80208e7c 80208e80 200d0013 ffffffff
[<80208e38>] (arch_cpu_idle) from [<81718a24>] (default_idle_call+0x38/0x19c kernel/sched/idle.c:109)
[<817189ec>] (default_idle_call) from [<8028f3e4>] (cpuidle_idle_call kernel/sched/idle.c:191 [inline])
[<817189ec>] (default_idle_call) from [<8028f3e4>] (do_idle+0x214/0x29c kernel/sched/idle.c:303)
 r7:8240c4e0 r6:828ebac0 r5:8240c494 r4:00000001
[<8028f1d0>] (do_idle) from [<8028f768>] (cpu_startup_entry+0x20/0x24 kernel/sched/idle.c:400)
 r10:00000000 r9:412fc0f1 r8:80003010 r7:82642464 r6:828ebac0 r5:00000001
 r4:0000009a
[<8028f748>] (cpu_startup_entry) from [<80210ba4>] (secondary_start_kernel+0x198/0x264 arch/arm/kernel/smp.c:481)
[<80210a0c>] (secondary_start_kernel) from [<802016f4>] (__enable_mmu+0x0/0xc arch/arm/kernel/head.S:438)
 r7:82642464 r6:30c0387d r5:00000000 r4:828a3440