github.com/google/syzkaller@v0.0.0-20240517125934-c0f1611a36d6/pkg/report/testdata/linux/guilty/18 (about) 1 FILE: crypto/blkcipher.c 2 3 BUG: unable to handle kernel NULL pointer dereference at 0000000000000074 4 IP: virt_to_cache mm/slab.c:400 [inline] 5 IP: kfree+0xb2/0x250 mm/slab.c:3802 6 PGD 1c18ff067 P4D 1c18ff067 PUD 1c3556067 PMD 0 7 Oops: 0000 [#1] SMP KASAN 8 Dumping ftrace buffer: 9 (ftrace buffer empty) 10 Modules linked in: 11 CPU: 1 PID: 24672 Comm: syz-executor7 Not tainted 4.14.0+ #129 12 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS 13 Google 01/01/2011 14 task: ffff8801c904c540 task.stack: ffff8801a4320000 15 RIP: 0010:virt_to_cache mm/slab.c:400 [inline] 16 RIP: 0010:kfree+0xb2/0x250 mm/slab.c:3802 17 RSP: 0018:ffff8801a4327750 EFLAGS: 00010046 18 RAX: 0000000000000000 RBX: ffff8801a4327918 RCX: ffffffffffffffff 19 RDX: ffffea000690c9c0 RSI: 0000000000000000 RDI: ffff8801a4327918 20 RBP: ffff8801a4327770 R08: ffffed003a6e6874 R09: 0000000000000000 21 R10: 0000000000000001 R11: ffffed003a6e6873 R12: 0000000000000286 22 R13: 0000000000000000 R14: ffff8801a4327918 R15: ffff8801a4327880 23 FS: 00007f63f74de700(0000) GS:ffff8801db500000(0000) knlGS:0000000000000000 24 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 25 CR2: 0000000000000074 CR3: 00000001c6f12000 CR4: 00000000001406e0 26 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 27 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 28 Call Trace: 29 blkcipher_walk_done+0x72b/0xde0 crypto/blkcipher.c:139