WARNING: CPU: 0 PID: 12 at kernel/bpf/core.c:854 bpf_jit_free+0x20a/0x2c0 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.1.0-rc7+ #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events bpf_prog_free_deferred Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x172/0x1f0 lib/dump_stack.c:113 panic+0x2cb/0x65c kernel/panic.c:214 BUG: unable to handle kernel paging request at fffffbfff4007000 #PF error: [normal kernel read fault] PGD 21ffee067 P4D 21ffee067 PUD 21ffed067 PMD a0709067 PTE 0 Oops: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.1.0-rc7+ #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events bpf_prog_free_deferred RIP: 0010:bpf_get_prog_addr_region kernel/bpf/core.c:539 [inline] RIP: 0010:bpf_tree_comp kernel/bpf/core.c:602 [inline] RIP: 0010:__lt_find include/linux/rbtree_latch.h:115 [inline] RIP: 0010:latch_tree_find include/linux/rbtree_latch.h:208 [inline] RIP: 0010:bpf_prog_kallsyms_find kernel/bpf/core.c:676 [inline] RIP: 0010:bpf_prog_kallsyms_find+0x1a0/0x2c0 kernel/bpf/core.c:669 Code: 75 07 e8 63 0d f5 ff 0f 0b e8 5c 0d f5 ff 48 89 de 4c 89 f7 e8 71 0e f5 ff 49 39 de 72 71 e8 47 0d f5 ff 48 89 d8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 74 08 3c 03 0f 8e e6 00 00 00 8b 33 4c 89 f7 RSP: 0018:ffff8880a98cf850 EFLAGS: 00010806 RAX: 1ffffffff4007000 RBX: ffffffffa0038000 RCX: ffffffff817b807f RDX: 0000000000000000 RSI: ffffffff817b8089 RDI: 0000000000000006 RBP: ffff8880a98cf890 R08: ffff8880a98c4300 R09: ffffed1015d05bc8 R10: ffffed1015d05bc7 R11: ffff8880ae82de3b R12: ffff8880903ead38 R13: dffffc0000000000 R14: ffffffffffffffff R15: ffff8880903ead38 FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffbfff4007000 CR3: 0000000099cdf000 CR4: 00000000001406f0 Call Trace: BUG: unable to handle kernel paging request at fffffbfff4007000 #PF error: [normal kernel read fault] PGD 21ffee067 P4D 21ffee067 PUD 21ffed067 PMD a0709067 PTE 0 Oops: 0000 [#2] PREEMPT SMP KASAN CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.1.0-rc7+ #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events bpf_prog_free_deferred RIP: 0010:bpf_get_prog_addr_region kernel/bpf/core.c:539 [inline] RIP: 0010:bpf_tree_comp kernel/bpf/core.c:602 [inline] RIP: 0010:__lt_find include/linux/rbtree_latch.h:115 [inline] RIP: 0010:latch_tree_find include/linux/rbtree_latch.h:208 [inline] RIP: 0010:bpf_prog_kallsyms_find kernel/bpf/core.c:676 [inline] RIP: 0010:bpf_prog_kallsyms_find+0x1a0/0x2c0 kernel/bpf/core.c:669 Code: 75 07 e8 63 0d f5 ff 0f 0b e8 5c 0d f5 ff 48 89 de 4c 89 f7 e8 71 0e f5 ff 49 39 de 72 71 e8 47 0d f5 ff 48 89 d8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 74 08 3c 03 0f 8e e6 00 00 00 8b 33 4c 89 f7 RSP: 0018:ffff8880a98cf318 EFLAGS: 00010806 RAX: 1ffffffff4007000 RBX: ffffffffa0038000 RCX: ffffffff817b807f RDX: 0000000000000000 RSI: ffffffff817b8089 RDI: 0000000000000006 RBP: ffff8880a98cf358 R08: ffff8880a98c4300 R09: 0000000000000001 R10: ffffed1015d05bc7 R11: ffff8880a98c4300 R12: ffff8880903ead38 R13: dffffc0000000000 R14: ffffffffffffffff R15: ffff8880903ead38 FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffbfff4007000 CR3: 0000000099cdf000 CR4: 00000000001406f0 Call Trace: BUG: unable to handle kernel paging request at fffffbfff4007000 #PF error: [normal kernel read fault] PGD 21ffee067 P4D 21ffee067 PUD 21ffed067 PMD a0709067 PTE 0 Oops: 0000 [#3] PREEMPT SMP KASAN CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.1.0-rc7+ #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events bpf_prog_free_deferred RIP: 0010:bpf_get_prog_addr_region kernel/bpf/core.c:539 [inline] RIP: 0010:bpf_tree_comp kernel/bpf/core.c:602 [inline] RIP: 0010:__lt_find include/linux/rbtree_latch.h:115 [inline] RIP: 0010:latch_tree_find include/linux/rbtree_latch.h:208 [inline] RIP: 0010:bpf_prog_kallsyms_find kernel/bpf/core.c:676 [inline] RIP: 0010:bpf_prog_kallsyms_find+0x1a0/0x2c0 kernel/bpf/core.c:669 Code: 75 07 e8 63 0d f5 ff 0f 0b e8 5c 0d f5 ff 48 89 de 4c 89 f7 e8 71 0e f5 ff 49 39 de 72 71 e8 47 0d f5 ff 48 89 d8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 74 08 3c 03 0f 8e e6 00 00 00 8b 33 4c 89 f7 RSP: 0018:ffff8880a98cedd8 EFLAGS: 00010806 RAX: 1ffffffff4007000 RBX: ffffffffa0038000 RCX: ffffffff817b807f RDX: 0000000000000000 RSI: ffffffff817b8089 RDI: 0000000000000006 RBP: ffff8880a98cee18 R08: ffff8880a98c4300 R09: 0000000000000001 R10: ffffed1015d05bc7 R11: ffff8880a98c4300 R12: ffff8880903ead38 R13: dffffc0000000000 R14: ffffffffffffff01 R15: ffff8880903ead38 FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffbfff4007000 CR3: 0000000099cdf000 CR4: 00000000001406f0 Call Trace: BUG: unable to handle kernel paging request at fffffbfff4007000 #PF error: [normal kernel read fault] PGD 21ffee067 P4D 21ffee067 PUD 21ffed067 PMD a0709067 PTE 0 Oops: 0000 [#4] PREEMPT SMP KASAN CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.1.0-rc7+ #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events bpf_prog_free_deferred RIP: 0010:bpf_get_prog_addr_region kernel/bpf/core.c:539 [inline] RIP: 0010:bpf_tree_comp kernel/bpf/core.c:602 [inline] RIP: 0010:__lt_find include/linux/rbtree_latch.h:115 [inline] RIP: 0010:latch_tree_find include/linux/rbtree_latch.h:208 [inline] RIP: 0010:bpf_prog_kallsyms_find kernel/bpf/core.c:676 [inline] RIP: 0010:bpf_prog_kallsyms_find+0x1a0/0x2c0 kernel/bpf/core.c:669 Code: 75 07 e8 63 0d f5 ff 0f 0b e8 5c 0d f5 ff 48 89 de 4c 89 f7 e8 71 0e f5 ff 49 39 de 72 71 e8 47 0d f5 ff 48 89 d8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 74 08 3c 03 0f 8e e6 00 00 00 8b 33 4c 89 f7 RSP: 0018:ffff8880a98ce898 EFLAGS: 00010806 RAX: 1ffffffff4007000 RBX: ffffffffa0038000 RCX: ffffffff817b807f RDX: 0000000000000000 RSI: ffffffff817b8089 RDI: 0000000000000006 RBP: ffff8880a98ce8d8 R08: ffff8880a98c4300 R09: 0000000000000001 R10: ffffed1015d05bc7 R11: ffff8880a98c4300 R12: ffff8880903ead38 R13: dffffc0000000000 R14: ffffffffffffff01 R15: ffff8880903ead38 FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffbfff4007000 CR3: 0000000099cdf000 CR4: 00000000001406f0 Call Trace: BUG: unable to handle kernel paging request at fffffbfff4007000 #PF error: [normal kernel read fault] PGD 21ffee067 P4D 21ffee067 PUD 21ffed067 PMD a0709067 PTE 0 Oops: 0000 [#5] PREEMPT SMP KASAN CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.1.0-rc7+ #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events bpf_prog_free_deferred RIP: 0010:bpf_get_prog_addr_region kernel/bpf/core.c:539 [inline] RIP: 0010:bpf_tree_comp kernel/bpf/core.c:602 [inline] RIP: 0010:__lt_find include/linux/rbtree_latch.h:115 [inline] RIP: 0010:latch_tree_find include/linux/rbtree_latch.h:208 [inline] RIP: 0010:bpf_prog_kallsyms_find kernel/bpf/core.c:676 [inline] RIP: 0010:bpf_prog_kallsyms_find+0x1a0/0x2c0 kernel/bpf/core.c:669 Code: 75 07 e8 63 0d f5 ff 0f 0b e8 5c 0d f5 ff 48 89 de 4c 89 f7 e8 71 0e f5 ff 49 39 de 72 71 e8 47 0d f5 ff 48 89 d8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 74 08 3c 03 0f 8e e6 00 00 00 8b 33 4c 89 f7 RSP: 0018:ffff8880a98ce358 EFLAGS: 00010806 RAX: 1ffffffff4007000 RBX: ffffffffa0038000 RCX: ffffffff817b807f RDX: 0000000000000000 RSI: ffffffff817b8089 RDI: 0000000000000006 RBP: ffff8880a98ce398 R08: ffff8880a98c4300 R09: 0000000000000001 R10: ffffed1015d05bc7 R11: ffff8880a98c4300 R12: ffff8880903ead38 R13: dffffc0000000000 R14: ffffffffffffff01 R15: ffff8880903ead38 FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffbfff4007000 CR3: 0000000099cdf000 CR4: 00000000001406f0 Call Trace: BUG: unable to handle kernel paging request at fffffbfff4007000 #PF error: [normal kernel read fault] PGD 21ffee067 P4D 21ffee067 PUD 21ffed067 PMD a0709067 PTE 0 Oops: 0000 [#6] PREEMPT SMP KASAN CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.1.0-rc7+ #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events bpf_prog_free_deferred RIP: 0010:bpf_get_prog_addr_region kernel/bpf/core.c:539 [inline] RIP: 0010:bpf_tree_comp kernel/bpf/core.c:602 [inline] RIP: 0010:__lt_find include/linux/rbtree_latch.h:115 [inline] RIP: 0010:latch_tree_find include/linux/rbtree_latch.h:208 [inline] RIP: 0010:bpf_prog_kallsyms_find kernel/bpf/core.c:676 [inline] RIP: 0010:bpf_prog_kallsyms_find+0x1a0/0x2c0 kernel/bpf/core.c:669 Code: 75 07 e8 63 0d f5 ff 0f 0b e8 5c 0d f5 ff 48 89 de 4c 89 f7 e8 71 0e f5 ff 49 39 de 72 71 e8 47 0d f5 ff 48 89 d8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 74 08 3c 03 0f 8e e6 00 00 00 8b 33 4c 89 f7 RSP: 0018:ffff8880a98cde18 EFLAGS: 00010806 RAX: 1ffffffff4007000 RBX: ffffffffa0038000 RCX: ffffffff817b807f RDX: 0000000000000000 RSI: ffffffff817b8089 RDI: 0000000000000006 RBP: ffff8880a98cde58 R08: ffff8880a98c4300 R09: 0000000000000001 R10: ffffed1015d05bc7 R11: ffff8880a98c4300 R12: ffff8880903ead38 R13: dffffc0000000000 R14: ffffffffffffff01 R15: ffff8880903ead38 FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffbfff4007000 CR3: 0000000099cdf000 CR4: 00000000001406f0 Call Trace: BUG: unable to handle kernel paging request at fffffbfff4007000 #PF error: [normal kernel read fault] PGD 21ffee067 P4D 21ffee067 PUD 21ffed067 PMD a0709067 PTE 0 Oops: 0000 [#7] PREEMPT SMP KASAN CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.1.0-rc7+ #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events bpf_prog_free_deferred RIP: 0010:bpf_get_prog_addr_region kernel/bpf/core.c:539 [inline] RIP: 0010:bpf_tree_comp kernel/bpf/core.c:602 [inline] RIP: 0010:__lt_find include/linux/rbtree_latch.h:115 [inline] RIP: 0010:latch_tree_find include/linux/rbtree_latch.h:208 [inline] RIP: 0010:bpf_prog_kallsyms_find kernel/bpf/core.c:676 [inline] RIP: 0010:bpf_prog_kallsyms_find+0x1a0/0x2c0 kernel/bpf/core.c:669 Code: 75 07 e8 63 0d f5 ff 0f 0b e8 5c 0d f5 ff 48 89 de 4c 89 f7 e8 71 0e f5 ff 49 39 de 72 71 e8 47 0d f5 ff 48 89 d8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 74 08 3c 03 0f 8e e6 00 00 00 8b 33 4c 89 f7 RSP: 0018:ffff8880a98cd8d8 EFLAGS: 00010806 RAX: 1ffffffff4007000 RBX: ffffffffa0038000 RCX: ffffffff817b807f RDX: 0000000000000000 RSI: ffffffff817b8089 RDI: 0000000000000006 RBP: ffff8880a98cd918 R08: ffff8880a98c4300 R09: 0000000000000001 R10: ffffed1015d05bc7 R11: ffff8880a98c4300 R12: ffff8880903ead38 R13: dffffc0000000000 R14: ffffffffffffff01 R15: ffff8880903ead38 FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffbfff4007000 CR3: 0000000099cdf000 CR4: 00000000001406f0 Call Trace: BUG: unable to handle kernel paging request at fffffbfff4007000 #PF error: [normal kernel read fault] PGD 21ffee067 P4D 21ffee067 PUD 21ffed067 PMD a0709067 PTE 0 Oops: 0000 [#8] PREEMPT SMP KASAN CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.1.0-rc7+ #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events bpf_prog_free_deferred RIP: 0010:bpf_get_prog_addr_region kernel/bpf/core.c:539 [inline] RIP: 0010:bpf_tree_comp kernel/bpf/core.c:602 [inline] RIP: 0010:__lt_find include/linux/rbtree_latch.h:115 [inline] RIP: 0010:latch_tree_find include/linux/rbtree_latch.h:208 [inline] RIP: 0010:bpf_prog_kallsyms_find kernel/bpf/core.c:676 [inline] RIP: 0010:bpf_prog_kallsyms_find+0x1a0/0x2c0 kernel/bpf/core.c:669 Code: 75 07 e8 63 0d f5 ff 0f 0b e8 5c 0d f5 ff 48 89 de 4c 89 f7 e8 71 0e f5 ff 49 39 de 72 71 e8 47 0d f5 ff 48 89 d8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 74 08 3c 03 0f 8e e6 00 00 00 8b 33 4c 89 f7 RSP: 0018:ffff8880a98cd398 EFLAGS: 00010806 RAX: 1ffffffff4007000 RBX: ffffffffa0038000 RCX: ffffffff817b807f RDX: 0000000000000000 RSI: ffffffff817b8089 RDI: 0000000000000006 RBP: ffff8880a98cd3d8 R08: ffff8880a98c4300 R09: 0000000000000001 R10: ffffed1015d05bc7 R11: ffff8880a98c4300 R12: ffff8880903ead38 R13: dffffc0000000000 R14: ffffffffffffff01 R15: ffff8880903ead38 FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffbfff4007000 CR3: 0000000099cdf000 CR4: 00000000001406f0 Call Trace: BUG: unable to handle kernel paging request at fffffbfff4007000 #PF error: [normal kernel read fault] PGD 21ffee067 P4D 21ffee067 PUD 21ffed067 PMD a0709067 PTE 0 Oops: 0000 [#9] PREEMPT SMP KASAN CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.1.0-rc7+ #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events bpf_prog_free_deferred RIP: 0010:bpf_get_prog_addr_region kernel/bpf/core.c:539 [inline] RIP: 0010:bpf_tree_comp kernel/bpf/core.c:602 [inline] RIP: 0010:__lt_find include/linux/rbtree_latch.h:115 [inline] RIP: 0010:latch_tree_find include/linux/rbtree_latch.h:208 [inline] RIP: 0010:bpf_prog_kallsyms_find kernel/bpf/core.c:676 [inline] RIP: 0010:bpf_prog_kallsyms_find+0x1a0/0x2c0 kernel/bpf/core.c:669 Code: 75 07 e8 63 0d f5 ff 0f 0b e8 5c 0d f5 ff 48 89 de 4c 89 f7 e8 71 0e f5 ff 49 39 de 72 71 e8 47 0d f5 ff 48 89 d8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 74 08 3c 03 0f 8e e6 00 00 00 8b 33 4c 89 f7 RSP: 0018:ffff8880a98cce58 EFLAGS: 00010806 RAX: 1ffffffff4007000 RBX: ffffffffa0038000 RCX: ffffffff817b807f RDX: 0000000000000000 RSI: ffffffff817b8089 RDI: 0000000000000006 RBP: ffff8880a98cce98 R08: ffff8880a98c4300 R09: 0000000000000001 R10: ffffed1015d05bc7 R11: ffff8880a98c4300 R12: ffff8880903ead38 R13: dffffc0000000000 R14: ffffffffffffff01 R15: ffff8880903ead38 FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffbfff4007000 CR3: 0000000099cdf000 CR4: 00000000001406f0 Call Trace: BUG: unable to handle kernel paging request at fffffbfff4007000 #PF error: [normal kernel read fault] PGD 21ffee067 P4D 21ffee067 PUD 21ffed067 PMD a0709067 PTE 0 Oops: 0000 [#10] PREEMPT SMP KASAN CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.1.0-rc7+ #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events bpf_prog_free_deferred RIP: 0010:bpf_get_prog_addr_region kernel/bpf/core.c:539 [inline] RIP: 0010:bpf_tree_comp kernel/bpf/core.c:602 [inline] RIP: 0010:__lt_find include/linux/rbtree_latch.h:115 [inline] RIP: 0010:latch_tree_find include/linux/rbtree_latch.h:208 [inline] RIP: 0010:bpf_prog_kallsyms_find kernel/bpf/core.c:676 [inline] RIP: 0010:bpf_prog_kallsyms_find+0x1a0/0x2c0 kernel/bpf/core.c:669 Code: 75 07 e8 63 0d f5 ff 0f 0b e8 5c 0d f5 ff 48 89 de 4c 89 f7 e8 71 0e f5 ff 49 39 de 72 71 e8 47 0d f5 ff 48 89 d8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 74 08 3c 03 0f 8e e6 00 00 00 8b 33 4c 89 f7 RSP: 0018:ffff8880a98cc918 EFLAGS: 00010806 RAX: 1ffffffff4007000 RBX: ffffffffa0038000 RCX: ffffffff817b807f RDX: 0000000000000000 RSI: ffffffff817b8089 RDI: 0000000000000006 RBP: ffff8880a98cc958 R08: ffff8880a98c4300 R09: 0000000000000001 R10: ffffed1015d05bc7 R11: ffff8880a98c4300 R12: ffff8880903ead38 R13: dffffc0000000000 R14: ffffffffffffff01 R15: ffff8880903ead38 FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffbfff4007000 CR3: 0000000099cdf000 CR4: 00000000001406f0 Call Trace: BUG: unable to handle kernel paging request at fffffbfff4007000 #PF error: [normal kernel read fault] PGD 21ffee067 P4D 21ffee067 PUD 21ffed067 PMD a0709067 PTE 0 Oops: 0000 [#11] PREEMPT SMP KASAN CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.1.0-rc7+ #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events bpf_prog_free_deferred RIP: 0010:bpf_get_prog_addr_region kernel/bpf/core.c:539 [inline] RIP: 0010:bpf_tree_comp kernel/bpf/core.c:602 [inline] RIP: 0010:__lt_find include/linux/rbtree_latch.h:115 [inline] RIP: 0010:latch_tree_find include/linux/rbtree_latch.h:208 [inline] RIP: 0010:bpf_prog_kallsyms_find kernel/bpf/core.c:676 [inline] RIP: 0010:bpf_prog_kallsyms_find+0x1a0/0x2c0 kernel/bpf/core.c:669 Code: 75 07 e8 63 0d f5 ff 0f 0b e8 5c 0d f5 ff 48 89 de 4c 89 f7 e8 71 0e f5 ff 49 39 de 72 71 e8 47 0d f5 ff 48 89 d8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 74 08 3c 03 0f 8e e6 00 00 00 8b 33 4c 89 f7 RSP: 0018:ffff8880a98cc3d8 EFLAGS: 00010806 RAX: 1ffffffff4007000 RBX: ffffffffa0038000 RCX: ffffffff817b807f RDX: 0000000000000000 RSI: ffffffff817b8089 RDI: 0000000000000006 RBP: ffff8880a98cc418 R08: ffff8880a98c4300 R09: 0000000000000001 R10: ffffed1015d05bc7 R11: ffff8880a98c4300 R12: ffff8880903ead38 R13: dffffc0000000000 R14: ffffffffffffff01 R15: ffff8880903ead38 FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffbfff4007000 CR3: 0000000099cdf000 CR4: 00000000001406f0 Call Trace: BUG: unable to handle kernel paging request at fffffbfff4007000 #PF error: [normal kernel read fault] PGD 21ffee067 P4D 21ffee067 PUD 21ffed067 PMD a0709067 PTE 0 Oops: 0000 [#12] PREEMPT SMP KASAN CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.1.0-rc7+ #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events bpf_prog_free_deferred RIP: 0010:bpf_get_prog_addr_region kernel/bpf/core.c:539 [inline] RIP: 0010:bpf_tree_comp kernel/bpf/core.c:602 [inline] RIP: 0010:__lt_find include/linux/rbtree_latch.h:115 [inline] RIP: 0010:latch_tree_find include/linux/rbtree_latch.h:208 [inline] RIP: 0010:bpf_prog_kallsyms_find kernel/bpf/core.c:676 [inline] RIP: 0010:bpf_prog_kallsyms_find+0x1a0/0x2c0 kernel/bpf/core.c:669 Code: 75 07 e8 63 0d f5 ff 0f 0b e8 5c 0d f5 ff 48 89 de 4c 89 f7 e8 71 0e f5 ff 49 39 de 72 71 e8 47 0d f5 ff 48 89 d8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 74 08 3c 03 0f 8e e6 00 00 00 8b 33 4c 89 f7 RSP: 0018:ffff8880a98cbe98 EFLAGS: 00010806 RAX: 1ffffffff4007000 RBX: ffffffffa0038000 RCX: ffffffff817b807f RDX: 0000000000000000 RSI: ffffffff817b8089 RDI: 0000000000000006 RBP: ffff8880a98cbed8 R08: ffff8880a98c4300 R09: 0000000000000001 R10: ffffed1015d05bc7 R11: ffff8880a98c4300 R12: ffff8880903ead38 R13: dffffc0000000000 R14: ffffffffffffff01 R15: ffff8880903ead38 FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffbfff4007000 CR3: 0000000099cdf000 CR4: 00000000001406f0 Call Trace: BUG: unable to handle kernel paging request at fffffbfff4007000 #PF error: [normal kernel read fault] PGD 21ffee067 P4D 21ffee067 PUD 21ffed067 PMD a0709067 PTE 0 Oops: 0000 [#13] PREEMPT SMP KASAN CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.1.0-rc7+ #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events bpf_prog_free_deferred RIP: 0010:bpf_get_prog_addr_region kernel/bpf/core.c:539 [inline] RIP: 0010:bpf_tree_comp kernel/bpf/core.c:602 [inline] RIP: 0010:__lt_find include/linux/rbtree_latch.h:115 [inline] RIP: 0010:latch_tree_find include/linux/rbtree_latch.h:208 [inline] RIP: 0010:bpf_prog_kallsyms_find kernel/bpf/core.c:676 [inline] RIP: 0010:bpf_prog_kallsyms_find+0x1a0/0x2c0 kernel/bpf/core.c:669 Code: 75 07 e8 63 0d f5 ff 0f 0b e8 5c 0d f5 ff 48 89 de 4c 89 f7 e8 71 0e f5 ff 49 39 de 72 71 e8 47 0d f5 ff 48 89 d8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 74 08 3c 03 0f 8e e6 00 00 00 8b 33 4c 89 f7 RSP: 0018:ffff8880a98cb958 EFLAGS: 00010806 RAX: 1ffffffff4007000 RBX: ffffffffa0038000 RCX: ffffffff817b807f RDX: 0000000000000000 RSI: ffffffff817b8089 RDI: 0000000000000006 RBP: ffff8880a98cb998 R08: ffff8880a98c4300 R09: 0000000000000001 R10: ffffed1015d05bc7 R11: ffff8880a98c4300 R12: ffff8880903ead38 R13: dffffc0000000000 R14: ffffffffffffff01 R15: ffff8880903ead38 FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffbfff4007000 CR3: 0000000099cdf000 CR4: 00000000001406f0 Call Trace: BUG: unable to handle kernel paging request at fffffbfff4007000 #PF error: [normal kernel read fault] PGD 21ffee067 P4D 21ffee067 PUD 21ffed067 PMD a0709067 PTE 0 Oops: 0000 [#14] PREEMPT SMP KASAN CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.1.0-rc7+ #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events bpf_prog_free_deferred RIP: 0010:bpf_get_prog_addr_region kernel/bpf/core.c:539 [inline] RIP: 0010:bpf_tree_comp kernel/bpf/core.c:602 [inline] RIP: 0010:__lt_find include/linux/rbtree_latch.h:115 [inline] RIP: 0010:latch_tree_find include/linux/rbtree_latch.h:208 [inline] RIP: 0010:bpf_prog_kallsyms_find kernel/bpf/core.c:676 [inline] RIP: 0010:bpf_prog_kallsyms_find+0x1a0/0x2c0 kernel/bpf/core.c:669 Code: 75 07 e8 63 0d f5 ff 0f 0b e8 5c 0d f5 ff 48 89 de 4c 89 f7 e8 71 0e f5 ff 49 39 de 72 71 e8 47 0d f5 ff 48 89 d8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 74 08 3c 03 0f 8e e6 00 00 00 8b 33 4c 89 f7 RSP: 0018:ffff8880a98cb418 EFLAGS: 00010806 RAX: 1ffffffff4007000 RBX: ffffffffa0038000 RCX: ffffffff817b807f RDX: 0000000000000000 RSI: ffffffff817b8089 RDI: 0000000000000006 RBP: ffff8880a98cb458 R08: ffff8880a98c4300 R09: 0000000000000001 R10: ffffed1015d05bc7 R11: ffff8880a98c4300 R12: ffff8880903ead38 R13: dffffc0000000000 R14: ffffffffffffff01 R15: ffff8880903ead38 FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffbfff4007000 CR3: 0000000099cdf000 CR4: 00000000001406f0 Call Trace: BUG: unable to handle kernel paging request at fffffbfff4007000 #PF error: [normal kernel read fault] PGD 21ffee067 P4D 21ffee067 PUD 21ffed067 PMD a0709067 PTE 0 Oops: 0000 [#15] PREEMPT SMP KASAN CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.1.0-rc7+ #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events bpf_prog_free_deferred RIP: 0010:bpf_get_prog_addr_region kernel/bpf/core.c:539 [inline] RIP: 0010:bpf_tree_comp kernel/bpf/core.c:602 [inline] RIP: 0010:__lt_find include/linux/rbtree_latch.h:115 [inline] RIP: 0010:latch_tree_find include/linux/rbtree_latch.h:208 [inline] RIP: 0010:bpf_prog_kallsyms_find kernel/bpf/core.c:676 [inline] RIP: 0010:bpf_prog_kallsyms_find+0x1a0/0x2c0 kernel/bpf/core.c:669 Code: 75 07 e8 63 0d f5 ff 0f 0b e8 5c 0d f5 ff 48 89 de 4c 89 f7 e8 71 0e f5 ff 49 39 de 72 71 e8 47 0d f5 ff 48 89 d8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 74 08 3c 03 0f 8e e6 00 00 00 8b 33 4c 89 f7 RSP: 0018:ffff8880a98caed8 EFLAGS: 00010806 RAX: 1ffffffff4007000 RBX: ffffffffa0038000 RCX: ffffffff817b807f RDX: 0000000000000000 RSI: ffffffff817b8089 RDI: 0000000000000006 RBP: ffff8880a98caf18 R08: ffff8880a98c4300 R09: 0000000000000001 R10: ffffed1015d05bc7 R11: ffff8880a98c4300 R12: ffff8880903ead38 R13: dffffc0000000000 R14: ffffffffffffff01 R15: ffff8880903ead38 FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffbfff4007000 CR3: 0000000099cdf000 CR4: 00000000001406f0 Call Trace: BUG: unable to handle kernel paging request at fffffbfff4007000 #PF error: [normal kernel read fault] PGD 21ffee067 P4D 21ffee067 PUD 21ffed067 PMD a0709067 PTE 0 Oops: 0000 [#16] PREEMPT SMP KASAN CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.1.0-rc7+ #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events bpf_prog_free_deferred RIP: 0010:bpf_get_prog_addr_region kernel/bpf/core.c:539 [inline] RIP: 0010:bpf_tree_comp kernel/bpf/core.c:602 [inline] RIP: 0010:__lt_find include/linux/rbtree_latch.h:115 [inline] RIP: 0010:latch_tree_find include/linux/rbtree_latch.h:208 [inline] RIP: 0010:bpf_prog_kallsyms_find kernel/bpf/core.c:676 [inline] RIP: 0010:bpf_prog_kallsyms_find+0x1a0/0x2c0 kernel/bpf/core.c:669 Code: 75 07 e8 63 0d f5 ff 0f 0b e8 5c 0d f5 ff 48 89 de 4c 89 f7 e8 71 0e f5 ff 49 39 de 72 71 e8 47 0d f5 ff 48 89 d8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 74 08 3c 03 0f 8e e6 00 00 00 8b 33 4c 89 f7 RSP: 0018:ffff8880a98ca998 EFLAGS: 00010806 RAX: 1ffffffff4007000 RBX: ffffffffa0038000 RCX: ffffffff817b807f RDX: 0000000000000000 RSI: ffffffff817b8089 RDI: 0000000000000006 RBP: ffff8880a98ca9d8 R08: ffff8880a98c4300 R09: 0000000000000001 R10: ffffed1015d05bc7 R11: ffff8880a98c4300 R12: ffff8880903ead38 R13: dffffc0000000000 R14: ffffffffffffff01 R15: ffff8880903ead38 FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffbfff4007000 CR3: 0000000099cdf000 CR4: 00000000001406f0 Call Trace: BUG: unable to handle kernel paging request at fffffbfff4007000 #PF error: [normal kernel read fault] PGD 21ffee067 P4D 21ffee067 PUD 21ffed067 PMD a0709067 PTE 0 Oops: 0000 [#17] PREEMPT SMP KASAN CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.1.0-rc7+ #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events bpf_prog_free_deferred RIP: 0010:bpf_get_prog_addr_region kernel/bpf/core.c:539 [inline] RIP: 0010:bpf_tree_comp kernel/bpf/core.c:602 [inline] RIP: 0010:__lt_find include/linux/rbtree_latch.h:115 [inline] RIP: 0010:latch_tree_find include/linux/rbtree_latch.h:208 [inline] RIP: 0010:bpf_prog_kallsyms_find kernel/bpf/core.c:676 [inline] RIP: 0010:bpf_prog_kallsyms_find+0x1a0/0x2c0 kernel/bpf/core.c:669 Code: 75 07 e8 63 0d f5 ff 0f 0b e8 5c 0d f5 ff 48 89 de 4c 89 f7 e8 71 0e f5 ff 49 39 de 72 71 e8 47 0d f5 ff 48 89 d8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 74 08 3c 03 0f 8e e6 00 00 00 8b 33 4c 89 f7 RSP: 0018:ffff8880a98ca458 EFLAGS: 00010806 RAX: 1ffffffff4007000 RBX: ffffffffa0038000 RCX: ffffffff817b807f RDX: 0000000000000000 RSI: ffffffff817b8089 RDI: 0000000000000006 RBP: ffff8880a98ca498 R08: ffff8880a98c4300 R09: 0000000000000001 R10: ffffed1015d05bc7 R11: ffff8880a98c4300 R12: ffff8880903ead38 R13: dffffc0000000000 R14: ffffffffffffff01 R15: ffff8880903ead38 FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffbfff4007000 CR3: 0000000099cdf000 CR4: 00000000001406f0 Call Trace: BUG: unable to handle kernel paging request at fffffbfff4007000 #PF error: [normal kernel read fault] PGD 21ffee067 P4D 21ffee067 PUD 21ffed067 PMD a0709067 PTE 0 Oops: 0000 [#18] PREEMPT SMP KASAN CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.1.0-rc7+ #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events bpf_prog_free_deferred RIP: 0010:bpf_get_prog_addr_region kernel/bpf/core.c:539 [inline] RIP: 0010:bpf_tree_comp kernel/bpf/core.c:602 [inline] RIP: 0010:__lt_find include/linux/rbtree_latch.h:115 [inline] RIP: 0010:latch_tree_find include/linux/rbtree_latch.h:208 [inline] RIP: 0010:bpf_prog_kallsyms_find kernel/bpf/core.c:676 [inline] RIP: 0010:bpf_prog_kallsyms_find+0x1a0/0x2c0 kernel/bpf/core.c:669 Code: 75 07 e8 63 0d f5 ff 0f 0b e8 5c 0d f5 ff 48 89 de 4c 89 f7 e8 71 0e f5 ff 49 39 de 72 71 e8 47 0d f5 ff 48 89 d8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 74 08 3c 03 0f 8e e6 00 00 00 8b 33 4c 89 f7 RSP: 0018:ffff8880a98c9f18 EFLAGS: 00010806 RAX: 1ffffffff4007000 RBX: ffffffffa0038000 RCX: ffffffff817b807f RDX: 0000000000000000 RSI: ffffffff817b8089 RDI: 0000000000000006 RBP: ffff8880a98c9f58 R08: ffff8880a98c4300 R09: 0000000000000001 R10: ffffed1015d05bc7 R11: ffff8880a98c4300 R12: ffff8880903ead38 R13: dffffc0000000000 R14: ffffffffffffff01 R15: ffff8880903ead38 FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffbfff4007000 CR3: 0000000099cdf000 CR4: 00000000001406f0 Call Trace: BUG: unable to handle kernel paging request at fffffbfff4007000 #PF error: [normal kernel read fault] PGD 21ffee067 P4D 21ffee067 PUD 21ffed067 PMD a0709067 PTE 0 Oops: 0000 [#19] PREEMPT SMP KASAN CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.1.0-rc7+ #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events bpf_prog_free_deferred RIP: 0010:bpf_get_prog_addr_region kernel/bpf/core.c:539 [inline] RIP: 0010:bpf_tree_comp kernel/bpf/core.c:602 [inline] RIP: 0010:__lt_find include/linux/rbtree_latch.h:115 [inline] RIP: 0010:latch_tree_find include/linux/rbtree_latch.h:208 [inline] RIP: 0010:bpf_prog_kallsyms_find kernel/bpf/core.c:676 [inline] RIP: 0010:bpf_prog_kallsyms_find+0x1a0/0x2c0 kernel/bpf/core.c:669 Code: 75 07 e8 63 0d f5 ff 0f 0b e8 5c 0d f5 ff 48 89 de 4c 89 f7 e8 71 0e f5 ff 49 39 de 72 71 e8 47 0d f5 ff 48 89 d8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 74 08 3c 03 0f 8e e6 00 00 00 8b 33 4c 89 f7 RSP: 0018:ffff8880a98c99d8 EFLAGS: 00010806 RAX: 1ffffffff4007000 RBX: ffffffffa0038000 RCX: ffffffff817b807f RDX: 0000000000000000 RSI: ffffffff817b8089 RDI: 0000000000000006 RBP: ffff8880a98c9a18 R08: ffff8880a98c4300 R09: 0000000000000001 R10: ffffed1015d05bc7 R11: ffff8880a98c4300 R12: ffff8880903ead38 R13: dffffc0000000000 R14: ffffffffffffff01 R15: ffff8880903ead38 FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffbfff4007000 CR3: 0000000099cdf000 CR4: 00000000001406f0 Call Trace: BUG: unable to handle kernel paging request at fffffbfff4007000 #PF error: [normal kernel read fault] PGD 21ffee067 P4D 21ffee067 PUD 21ffed067 PMD a0709067 PTE 0 Oops: 0000 [#20] PREEMPT SMP KASAN CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.1.0-rc7+ #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events bpf_prog_free_deferred RIP: 0010:bpf_get_prog_addr_region kernel/bpf/core.c:539 [inline] RIP: 0010:bpf_tree_comp kernel/bpf/core.c:602 [inline] RIP: 0010:__lt_find include/linux/rbtree_latch.h:115 [inline] RIP: 0010:latch_tree_find include/linux/rbtree_latch.h:208 [inline] RIP: 0010:bpf_prog_kallsyms_find kernel/bpf/core.c:676 [inline] RIP: 0010:bpf_prog_kallsyms_find+0x1a0/0x2c0 kernel/bpf/core.c:669 Code: 75 07 e8 63 0d f5 ff 0f 0b e8 5c 0d f5 ff 48 89 de 4c 89 f7 e8 71 0e f5 ff 49 39 de 72 71 e8 47 0d f5 ff 48 89 d8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 74 08 3c 03 0f 8e e6 00 00 00 8b 33 4c 89 f7 RSP: 0018:ffff8880a98c9498 EFLAGS: 00010806 RAX: 1ffffffff4007000 RBX: ffffffffa0038000 RCX: ffffffff817b807f RDX: 0000000000000000 RSI: ffffffff817b8089 RDI: 0000000000000006 RBP: ffff8880a98c94d8 R08: ffff8880a98c4300 R09: 0000000000000001 R10: ffffed1015d05bc7 R11: ffff8880a98c4300 R12: ffff8880903ead38 R13: dffffc0000000000 R14: ffffffffffffff01 R15: ffff8880903ead38 FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffbfff4007000 CR3: 0000000099cdf000 CR4: 00000000001406f0 Call Trace: BUG: unable to handle kernel paging request at fffffbfff4007000 #PF error: [normal kernel read fault] PGD 21ffee067 P4D 21ffee067 PUD 21ffed067 PMD a0709067 PTE 0 Oops: 0000 [#21] PREEMPT SMP KASAN CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.1.0-rc7+ #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events bpf_prog_free_deferred RIP: 0010:bpf_get_prog_addr_region kernel/bpf/core.c:539 [inline] RIP: 0010:bpf_tree_comp kernel/bpf/core.c:602 [inline] RIP: 0010:__lt_find include/linux/rbtree_latch.h:115 [inline] RIP: 0010:latch_tree_find include/linux/rbtree_latch.h:208 [inline] RIP: 0010:bpf_prog_kallsyms_find kernel/bpf/core.c:676 [inline] RIP: 0010:bpf_prog_kallsyms_find+0x1a0/0x2c0 kernel/bpf/core.c:669 Code: 75 07 e8 63 0d f5 ff 0f 0b e8 5c 0d f5 ff 48 89 de 4c 89 f7 e8 71 0e f5 ff 49 39 de 72 71 e8 47 0d f5 ff 48 89 d8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 74 08 3c 03 0f 8e e6 00 00 00 8b 33 4c 89 f7 RSP: 0018:ffff8880a98c8f58 EFLAGS: 00010806 RAX: 1ffffffff4007000 RBX: ffffffffa0038000 RCX: ffffffff817b807f RDX: 0000000000000000 RSI: ffffffff817b8089 RDI: 0000000000000006 RBP: ffff8880a98c8f98 R08: ffff8880a98c4300 R09: 0000000000000001 R10: ffffed1015d05bc7 R11: ffff8880a98c4300 R12: ffff8880903ead38 R13: dffffc0000000000 R14: ffffffffffffff01 R15: ffff8880903ead38 FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffbfff4007000 CR3: 0000000099cdf000 CR4: 00000000001406f0 Call Trace: BUG: unable to handle kernel paging request at fffffbfff4007000 #PF error: [normal kernel read fault] PGD 21ffee067 P4D 21ffee067 PUD 21ffed067 PMD a0709067 PTE 0 Thread overran stack, or stack corrupted Oops: 0000 [#22] PREEMPT SMP KASAN CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.1.0-rc7+ #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011