8<--- cut here ---
Unable to handle kernel paging request at virtual address 5bd3b000
[5bd3b000] *pgd=848c1003, *pmd=00000000
Internal error: Oops: 206 [#1] PREEMPT SMP ARM
Modules linked in:
CPU: 1 PID: 18908 Comm: syz-executor.1 Not tainted 6.1.0-rc6-syzkaller #0
Hardware name: ARM-Versatile Express
PC is at __queue_work+0xa0/0x74c kernel/workqueue.c:1459
LR is at 0x82c00000
pc : [<80260410>]    lr : [<82c00000>]    psr: 60000193
sp : df805e30  ip : 82c00024  fp : df805e74
r10: 8280e800  r9 : 5bd3b000  r8 : 82446498
r7 : 8220c940  r6 : 00000008  r5 : 82951400  r4 : 8aa2785c
r3 : 00000000  r2 : 00000000  r1 : 00000004  r0 : 8280e800
Flags: nZCv  IRQs off  FIQs on  Mode SVC_32  ISA ARM  Segment none
Control: 30c5387d  Table: 852e7380  DAC: 00000000
Register r0 information: slab kmalloc-512 start 8280e800 pointer offset 0 size 512
Register r1 information: non-paged memory
Register r2 information: NULL pointer
Register r3 information: NULL pointer
Register r4 information: slab kmalloc-2k start 8aa27800 pointer offset 92 size 2048
Register r5 information: slab kmalloc-512 start 82951400 pointer offset 0 size 512
Register r6 information: non-paged memory
Register r7 information: non-slab/vmalloc memory
Register r8 information: non-slab/vmalloc memory
Register r9 information: non-paged memory
Register r10 information: slab kmalloc-512 start 8280e800 pointer offset 0 size 512
Register r11 information: 2-page vmalloc region starting at 0xdf804000 allocated at start_kernel+0x588/0x78c init/main.c:1041
Register r12 information: slab radix_tree_node start 82c00000 pointer offset 36
Process syz-executor.1 (pid: 18908, stack limit = 0xee3bc000)
Stack: (0xdf805e30 to 0xdf806000)
5e20:                                     80279278 802745b4 820a235c 849fe780
5e40: 00000018 00000001 80000113 8aa2785c 00000008 82951400 20000113 00000100
5e60: 000eee60 ddddd900 df805e94 df805e78 80260b0c 8026037c 8aa27830 816df1cc
5e80: 849fe780 816df1cc df805ea4 df805e98 816df1f4 80260ac8 df805edc df805ea8
5ea0: 802e4f38 816df1d8 0000092c ddddd900 802e409c 14b21bc4 8aa27830 816df1cc
5ec0: df805f00 823d9d10 000eee60 849fe780 df805f4c df805ee0 802e5474 802e4f14
5ee0: 849fe780 82204d40 8220c5d8 8220c498 00000002 00000000 76ae36d0 85bf7808
5f00: 00000000 df805f10 8029b158 802fab48 df805f4c df805f20 80293fe8 14b21bc4
5f20: 82204084 82204084 00000002 00000001 ee3bdfb0 00000002 00000100 849fe780
5f40: df805fbc df805f50 8020133c 802e514c 8176e574 8176e460 00400040 82204d40
5f60: 000eee62 81eba890 820a2344 0000000a 820aaa00 823d843a 823d94a0 8220c5d8
5f80: 8220c498 81ea8f64 820a23d0 82204080 8176e594 820aaa00 81eba890 81eba878
5fa0: ee3bdfb0 00000000 76ae36d0 7ecbe544 df805fd4 df805fc0 80249f48 802011dc
5fc0: 820aa9dc 81eba890 df805ffc df805fd8 8176dad8 80249eb8 000170cc 20000010
5fe0: ffffffff 849fe780 820a2044 76ae36d0 ee3bdfac df806000 81723ac8 8176da68
Backtrace: frame pointer underflow
[<80260370>] (__queue_work) from [<80260b0c>] (queue_work_on+0x50/0x5c kernel/workqueue.c:1545)
 r10:ddddd900 r9:000eee60 r8:00000100 r7:20000113 r6:82951400 r5:00000008
 r4:8aa2785c
[<80260abc>] (queue_work_on) from [<816df1f4>] (queue_work include/linux/workqueue.h:503 [inline])
[<80260abc>] (queue_work_on) from [<816df1f4>] (nci_cmd_timer+0x28/0x2c net/nfc/nci/core.c:615)
 r7:816df1cc r6:849fe780 r5:816df1cc r4:8aa27830
[<816df1cc>] (nci_cmd_timer) from [<802e4f38>] (call_timer_fn+0x30/0x238 kernel/time/timer.c:1474)
[<802e4f08>] (call_timer_fn) from [<802e5474>] (expire_timers kernel/time/timer.c:1519 [inline])
[<802e4f08>] (call_timer_fn) from [<802e5474>] (__run_timers kernel/time/timer.c:1790 [inline])
[<802e4f08>] (call_timer_fn) from [<802e5474>] (run_timer_softirq+0x334/0x470 kernel/time/timer.c:1803)
 r9:849fe780 r8:000eee60 r7:823d9d10 r6:df805f00 r5:816df1cc r4:8aa27830
[<802e5140>] (run_timer_softirq) from [<8020133c>] (__do_softirq+0x16c/0x498 kernel/softirq.c:571)
 r10:849fe780 r9:00000100 r8:00000002 r7:ee3bdfb0 r6:00000001 r5:00000002
 r4:82204084
[<802011d0>] (__do_softirq) from [<80249f48>] (invoke_softirq kernel/softirq.c:445 [inline])
[<802011d0>] (__do_softirq) from [<80249f48>] (__irq_exit_rcu kernel/softirq.c:650 [inline])
[<802011d0>] (__do_softirq) from [<80249f48>] (__irq_exit_rcu kernel/softirq.c:640 [inline])
[<802011d0>] (__do_softirq) from [<80249f48>] (irq_exit+0x9c/0xe8 kernel/softirq.c:674)
 r10:7ecbe544 r9:76ae36d0 r8:00000000 r7:ee3bdfb0 r6:81eba878 r5:81eba890
 r4:820aaa00
[<80249eac>] (irq_exit) from [<8176dad8>] (generic_handle_arch_irq+0x7c/0x80 kernel/irq/handle.c:240)
 r5:81eba890 r4:820aa9dc
[<8176da5c>] (generic_handle_arch_irq) from [<81723ac8>] (call_with_stack+0x1c/0x20 arch/arm/lib/call_with_stack.S:40)
 r9:76ae36d0 r8:820a2044 r7:849fe780 r6:ffffffff r5:20000010 r4:000170cc
[<81723aac>] (call_with_stack) from [<80200e74>] (__irq_usr+0x74/0x80 arch/arm/kernel/entry-armv.S:436)
Exception stack(0xee3bdfb0 to 0xee3bdff8)
dfa0:                                     ffffffff 00000004 000001b8 00000000
dfc0: 00000000 00000000 00000000 00000000 7ecbe3d2 76ae36d0 7ecbe544 76ae320c
dfe0: 20002650 20002650 000170cc 000170cc 20000010 ffffffff
Code: 0a00003b e59f06a8 eb532fab e1a0a000 (e5990000) 
---[ end trace 0000000000000000 ]---
----------------
Code disassembly (best guess):
   0:	0a00003b 	beq	0xf4
   4:	e59f06a8 	ldr	r0, [pc, #1704]	; 0x6b4
   8:	eb532fab 	bl	0x14cbebc
   c:	e1a0a000 	mov	sl, r0
* 10:	e5990000 	ldr	r0, [r9] <-- trapping instruction