------------[ cut here ]------------ WARNING: CPU: 1 PID: 5217 at mm/page_alloc.c:5159 __alloc_frozen_pages_noprof+0xf98/0x1104 mm/page_alloc.c:5159 Modules linked in: Kernel panic - not syncing: kernel: panic_on_warn set ... CPU: 1 UID: 0 PID: 5217 Comm: syz.2.237 Not tainted syzkaller #0 PREEMPT Hardware name: ARM-Versatile Express Call trace: [<80201a24>] (dump_backtrace) from [<80201b20>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:257) r7:822406c0 r6:84106000 r5:00000000 r4:82252424 [<80201b08>] (show_stack) from [<8021f894>] (__dump_stack lib/dump_stack.c:94 [inline]) [<80201b08>] (show_stack) from [<8021f894>] (dump_stack_lvl+0x54/0x7c lib/dump_stack.c:120) [<8021f840>] (dump_stack_lvl) from [<8021f8d4>] (dump_stack+0x18/0x1c lib/dump_stack.c:129) r5:00000000 r4:82a78d18 [<8021f8bc>] (dump_stack) from [<802025f8>] (vpanic+0xe0/0x2e8 kernel/panic.c:489) [<80202518>] (vpanic) from [<80202834>] (trace_suspend_resume+0x0/0xd8 kernel/panic.c:626) r7:80500698 [<80202800>] (panic) from [<80252948>] (check_panic_on_warn kernel/panic.c:376 [inline]) [<80202800>] (panic) from [<80252948>] (get_taint+0x0/0x1c kernel/panic.c:371) r3:8280c684 r2:00000001 r1:82238c24 r0:822406c0 [<802528d0>] (check_panic_on_warn) from [<80252aac>] (__warn+0x80/0x188 kernel/panic.c:897) [<80252a2c>] (__warn) from [<80252d2c>] (warn_slowpath_fmt+0x178/0x1f4 kernel/panic.c:924) r8:00000009 r7:8226eaa0 r6:e4251cb4 r5:84106000 r4:00000000 [<80252bb8>] (warn_slowpath_fmt) from [<80500698>] (__alloc_frozen_pages_noprof+0xf98/0x1104 mm/page_alloc.c:5159) r10:84106000 r9:0000000b r8:84106000 r7:8050a914 r6:00000cc0 r5:006e15ab r4:00000000 [<804ff700>] (__alloc_frozen_pages_noprof) from [<80505828>] (___kmalloc_large_node+0x50/0xe0 mm/slub.c:5589) r10:84106000 r9:00000003 r8:ffffffff r7:8050a914 r6:00000cc0 r5:006e15ab r4:0000000b [<805057d8>] (___kmalloc_large_node) from [<8050735c>] (__kmalloc_large_node_noprof+0x24/0x114 mm/slub.c:5618) r7:8050a914 r6:00000cc0 r5:006e15ab r4:e4251edc [<80507338>] (__kmalloc_large_node_noprof) from [<8050a914>] (__do_kmalloc_node mm/slub.c:5634 [inline]) [<80507338>] (__kmalloc_large_node_noprof) from [<8050a914>] (__kmalloc_noprof+0x3d4/0x568 mm/slub.c:5658) r10:84106000 r9:00000003 r8:8484c840 r7:00000cc0 r6:006e15ab r5:20000000 r4:e4251edc [<8050a540>] (__kmalloc_noprof) from [<8106e330>] (kmalloc_noprof include/linux/slab.h:961 [inline]) [<8050a540>] (__kmalloc_noprof) from [<8106e330>] (raw_alloc_io_data drivers/usb/gadget/legacy/raw_gadget.c:673 [inline]) [<8050a540>] (__kmalloc_noprof) from [<8106e330>] (raw_alloc_io_data+0xb8/0xdc drivers/usb/gadget/legacy/raw_gadget.c:659) r10:84106000 r9:00000003 r8:8484c840 r7:b5403587 r6:00000000 r5:20000000 r4:e4251edc [<8106e278>] (raw_alloc_io_data) from [<8106eb48>] (raw_ioctl_ep0_read drivers/usb/gadget/legacy/raw_gadget.c:776 [inline]) [<8106e278>] (raw_alloc_io_data) from [<8106eb48>] (raw_ioctl+0x7f4/0x1094 drivers/usb/gadget/legacy/raw_gadget.c:1313) r7:20000000 r6:20000000 r5:00000000 r4:8518c800 [<8106e354>] (raw_ioctl) from [<805789d0>] (vfs_ioctl fs/ioctl.c:51 [inline]) [<8106e354>] (raw_ioctl) from [<805789d0>] (do_vfs_ioctl fs/ioctl.c:551 [inline]) [<8106e354>] (raw_ioctl) from [<805789d0>] (__do_sys_ioctl fs/ioctl.c:595 [inline]) [<8106e354>] (raw_ioctl) from [<805789d0>] (sys_ioctl+0x130/0xba0 fs/ioctl.c:583) r10:84106000 r9:00000003 r8:8484c840 r7:20000000 r6:8484c841 r5:00000000 r4:c0085504 [<805788a0>] (sys_ioctl) from [<80200060>] (ret_fast_syscall+0x0/0x1c arch/arm/mm/proc-v7.S:67) Exception stack(0xe4251fa8 to 0xe4251ff0) 1fa0: 00000000 00000000 00000003 c0085504 20000000 00000000 1fc0: 00000000 00000000 00316308 00000036 00300000 00000000 00006364 76ff00bc 1fe0: 76fefec0 76fefeb0 0001928c 00132970 r10:00000036 r9:84106000 r8:8020029c r7:00000036 r6:00316308 r5:00000000 r4:00000000 Rebooting in 86400 seconds..