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WARNING: CPU: 1 PID: 4942 at kernel/bpf/verifier.c:2715 reg_bounds_sanity_check+0x390/0x45c kernel/bpf/verifier.c:2715
verifier bug: REG INVARIANTS VIOLATION (false_reg1): range bounds violation u64=[0xfffffffefffff630, 0xffffffff00000000] s64=[0xfffffffefffff630, 0xffffffff00000000] u32=[0x30, 0x8000050] s32=[0x30, 0x0] var_off=(0xfffffffe00000030, 0x10fffffc0)
Modules linked in:
Kernel panic - not syncing: kernel: panic_on_warn set ...
CPU: 1 UID: 0 PID: 4942 Comm: syz.0.246 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 r6:841bd400 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)
 r7:803d7cbc
[<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 [<80252d9c>] (warn_slowpath_fmt+0x1e8/0x1f4 kernel/panic.c:932)
 r8:00000009 r7:82258d80 r6:dfb1191c r5:841bd400 r4:00000000
[<80252bb8>] (warn_slowpath_fmt) from [<803d7cbc>] (reg_bounds_sanity_check+0x390/0x45c kernel/bpf/verifier.c:2715)
 r10:859f8000 r9:fffff630 r8:fffffffe r7:00000030 r6:00000000 r5:822595a4
 r4:859eb950
[<803d792c>] (reg_bounds_sanity_check) from [<803e28f4>] (reg_set_min_max kernel/bpf/verifier.c:16409 [inline])
[<803d792c>] (reg_bounds_sanity_check) from [<803e28f4>] (reg_set_min_max+0x1e8/0x26c kernel/bpf/verifier.c:16381)
 r10:00000001 r9:859eb800 r8:00000020 r7:859f8000 r6:85bc8800 r5:85bc8950
 r4:859eb950
[<803e270c>] (reg_set_min_max) from [<803f40fc>] (check_cond_jmp_op+0x85c/0x1860 kernel/bpf/verifier.c:16841)
 r10:859eb800 r9:85bc8800 r8:08000050 r7:8585df00 r6:838e7d80 r5:859f8000
 r4:e007d078 r3:859eb950
[<803f38a0>] (check_cond_jmp_op) from [<803fb43c>] (do_check_insn kernel/bpf/verifier.c:19929 [inline])
[<803f38a0>] (check_cond_jmp_op) from [<803fb43c>] (do_check kernel/bpf/verifier.c:20069 [inline])
[<803f38a0>] (check_cond_jmp_op) from [<803fb43c>] (do_check_common+0x2010/0x30f4 kernel/bpf/verifier.c:23259)
 r10:0000000f r9:8585df00 r8:859fd000 r7:00000001 r6:859f8000 r5:e007d030
 r4:e007d000
[<803f942c>] (do_check_common) from [<803ffc68>] (do_check_main kernel/bpf/verifier.c:23342 [inline])
[<803f942c>] (do_check_common) from [<803ffc68>] (bpf_check+0x29f8/0x2f50 kernel/bpf/verifier.c:24647)
 r10:fffffff0 r9:859f8000 r8:859fd000 r7:00000a7b r6:859f87bc r5:00000001
 r4:0000000e
[<803fd270>] (bpf_check) from [<803d1438>] (bpf_prog_load+0x650/0xd74 kernel/bpf/syscall.c:3077)
 r10:dfb11d90 r9:841bd400 r8:8537ab30 r7:dfb11d50 r6:00000000 r5:00000000
 r4:dfb11eb0
[<803d0de8>] (bpf_prog_load) from [<803d3290>] (__sys_bpf+0xab8/0x2240 kernel/bpf/syscall.c:6149)
 r10:200017c0 r9:841bd400 r8:dfb11ea8 r7:00000000 r6:00000005 r5:dfb11e80
 r4:00000048
[<803d27d8>] (__sys_bpf) from [<803d4fb8>] (__do_sys_bpf kernel/bpf/syscall.c:6259 [inline])
[<803d27d8>] (__sys_bpf) from [<803d4fb8>] (sys_bpf+0x2c/0x48 kernel/bpf/syscall.c:6257)
 r10:00000182 r9:841bd400 r8:8020029c r7:00000182 r6:00316308 r5:00000000
 r4:00000000
[<803d4f8c>] (sys_bpf) from [<80200060>] (ret_fast_syscall+0x0/0x1c arch/arm/mm/proc-v7.S:67)
Exception stack(0xdfb11fa8 to 0xdfb11ff0)
1fa0:                   00000000 00000000 00000005 200017c0 00000048 00000000
1fc0: 00000000 00000000 00316308 00000182 00300000 00000000 00006364 76f320bc
1fe0: 76f31ec0 76f31eb0 0001928c 00132970
Rebooting in 86400 seconds..