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WARNING: CPU: 0 PID: 7277 at kernel/bpf/verifier.c:2715 reg_bounds_sanity_check+0x390/0x45c kernel/bpf/verifier.c:2715
verifier bug: REG INVARIANTS VIOLATION (true_reg1): range bounds violation u64=[0x0, 0x1] s64=[0x0, 0x1] u32=[0x1, 0x0] s32=[0x0, 0x1] var_off=(0x0, 0x1)
Modules linked in:
Kernel panic - not syncing: kernel: panic_on_warn set ...
CPU: 0 UID: 0 PID: 7277 Comm: syz.5.256 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)
 r7:822407e0 r6:84a3ec00 r5:00000000 r4:82252544
[<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)
 r7:803d7cac
[<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 r1:82238d44 r0:822407e0
[<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 r7:82258ea0 r6:df97991c r5:84a3ec00 r4:00000000
[<80252bb8>] (warn_slowpath_fmt) from [<803d7cac>] (reg_bounds_sanity_check+0x390/0x45c kernel/bpf/verifier.c:2715)
 r10:8d330000 r9:00000000 r8:00000000 r7:00000001 r6:00000001 r5:822596c4
 r4:85bea000
[<803d791c>] (reg_bounds_sanity_check) from [<803e28ac>] (reg_set_min_max kernel/bpf/verifier.c:16407 [inline])
[<803d791c>] (reg_bounds_sanity_check) from [<803e28ac>] (reg_set_min_max+0x1b0/0x26c kernel/bpf/verifier.c:16381)
 r10:00000001 r9:8d08e000 r8:00000020 r7:8d330000 r6:85bea000 r5:85bea000
 r4:8d08e000
[<803e26fc>] (reg_set_min_max) from [<803f40ec>] (check_cond_jmp_op+0x85c/0x1860 kernel/bpf/verifier.c:16841)
 r10:8d08e000 r9:85bea000 r8:00000000 r7:9b6eab00 r6:9b6eaa00 r5:8d330000
 r4:dfa15058 r3:8d08e000
[<803f3890>] (check_cond_jmp_op) from [<803fb42c>] (do_check_insn kernel/bpf/verifier.c:19929 [inline])
[<803f3890>] (check_cond_jmp_op) from [<803fb42c>] (do_check kernel/bpf/verifier.c:20069 [inline])
[<803f3890>] (check_cond_jmp_op) from [<803fb42c>] (do_check_common+0x2010/0x30f4 kernel/bpf/verifier.c:23259)
 r10:0000000b r9:00000001 r8:8d335000 r7:00005fa0 r6:8d330000 r5:dfa15010
 r4:dfa15000
[<803f941c>] (do_check_common) from [<803ffc58>] (do_check_main kernel/bpf/verifier.c:23342 [inline])
[<803f941c>] (do_check_common) from [<803ffc58>] (bpf_check+0x29f8/0x2f50 kernel/bpf/verifier.c:24647)
 r10:00000000 r9:8d330000 r8:8d335000 r7:00000a7b r6:8d3307bc r5:00000001
 r4:00000004
[<803fd260>] (bpf_check) from [<803d1428>] (bpf_prog_load+0x650/0xd74 kernel/bpf/syscall.c:3077)
 r10:df979d90 r9:84a3ec00 r8:8d3df730 r7:df979d50 r6:00000000 r5:00000000
 r4:df979eb0
[<803d0dd8>] (bpf_prog_load) from [<803d3280>] (__sys_bpf+0xab8/0x2240 kernel/bpf/syscall.c:6149)
 r10:202a0fb8 r9:84a3ec00 r8:df979ea8 r7:00000000 r6:00000005 r5:df979e80
 r4:0000002d
[<803d27c8>] (__sys_bpf) from [<803d4fa8>] (__do_sys_bpf kernel/bpf/syscall.c:6259 [inline])
[<803d27c8>] (__sys_bpf) from [<803d4fa8>] (sys_bpf+0x2c/0x48 kernel/bpf/syscall.c:6257)
 r10:00000182 r9:84a3ec00 r8:8020029c r7:00000182 r6:003164e8 r5:00000000
 r4:00000000
[<803d4f7c>] (sys_bpf) from [<80200060>] (ret_fast_syscall+0x0/0x1c arch/arm/mm/proc-v7.S:67)
Exception stack(0xdf979fa8 to 0xdf979ff0)
9fa0:                   00000000 00000000 00000005 202a0fb8 0000002d 00000000
9fc0: 00000000 00000000 003164e8 00000182 00300000 00000000 00006364 76f870bc
9fe0: 76f86ec0 76f86eb0 0001928c 00132970
Rebooting in 86400 seconds..