------------[ cut here ]------------ kernel BUG at arch/x86/mm/physaddr.c:28! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 2975 Comm: udevadm Not tainted 6.0.0-rc1-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 RIP: 0010:__phys_addr+0x150/0x160 arch/x86/mm/physaddr.c:28 Code: 96 4a 9f 00 e9 41 ff ff ff e8 fc ab 4b 00 48 c7 c7 60 98 b9 8c 4c 89 f6 4c 89 fa e8 3a 6e 28 03 e9 49 ff ff ff e8 e0 ab 4b 00 <0f> 0b e8 d9 ab 4b 00 0f 0b e8 d2 ab 4b 00 0f 0b 53 48 89 fb e8 c7 RSP: 0018:ffffc90002d6f500 EFLAGS: 00010293 RAX: ffffffff813de6d0 RBX: ffff000080000000 RCX: ffff88807d093b00 RDX: 0000000000000000 RSI: ffff000080000000 RDI: ffff778000000000 RBP: ffff88802047b400 R08: ffffffff813de5c7 R09: fffffbfff1ff3a1f R10: fffffbfff1ff3a1f R11: 1ffffffff1ff3a1e R12: ffff000000000000 R13: ffff88801d01dc00 R14: ffff778000000000 R15: 0000000000000000 FS: 00007f38e5963840(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005644cb0c4560 CR3: 0000000026a0e000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: virt_to_folio include/linux/mm.h:856 [inline] virt_to_slab+0x5/0xa0 mm/kasan/../slab.h:175 qlink_to_cache mm/kasan/quarantine.c:131 [inline] qlist_free_all+0x43/0x70 mm/kasan/quarantine.c:184 kasan_quarantine_reduce+0x169/0x180 mm/kasan/quarantine.c:294 __kasan_slab_alloc+0x2f/0xe0 mm/kasan/common.c:447 kasan_slab_alloc include/linux/kasan.h:224 [inline] slab_post_alloc_hook mm/slab.h:727 [inline] slab_alloc_node mm/slub.c:3243 [inline] slab_alloc mm/slub.c:3251 [inline] kmem_cache_alloc_trace+0x1de/0x310 mm/slub.c:3282 kmalloc include/linux/slab.h:600 [inline] kzalloc include/linux/slab.h:733 [inline] kernfs_fop_open+0x3c4/0xc70 fs/kernfs/file.c:680 do_dentry_open+0x777/0x1180 fs/open.c:878 do_open fs/namei.c:3557 [inline] path_openat+0x260e/0x2e00 fs/namei.c:3691 do_filp_open+0x275/0x500 fs/namei.c:3718 do_sys_openat2+0x13b/0x500 fs/open.c:1311 do_sys_open fs/open.c:1327 [inline] __do_sys_openat fs/open.c:1343 [inline] __se_sys_openat fs/open.c:1338 [inline] __x64_sys_openat+0x243/0x290 fs/open.c:1338 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f38e5525697 Code: 25 00 00 41 00 3d 00 00 41 00 74 37 64 8b 04 25 18 00 00 00 85 c0 75 5b 44 89 e2 48 89 ee bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 85 00 00 00 48 83 c4 68 5d 41 5c c3 0f 1f RSP: 002b:00007ffe93c8d2d0 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007ffe93c8df41 RCX: 00007f38e5525697 RDX: 0000000000080001 RSI: 00007ffe93c8d358 RDI: 00000000ffffff9c RBP: 00007ffe93c8d358 R08: 0000000000000000 R09: 00007f38e55f5a60 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000080001 R13: 00007ffe93c8d358 R14: 0000000000000000 R15: 000055a6800b90b4 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__phys_addr+0x150/0x160 arch/x86/mm/physaddr.c:28 Code: 96 4a 9f 00 e9 41 ff ff ff e8 fc ab 4b 00 48 c7 c7 60 98 b9 8c 4c 89 f6 4c 89 fa e8 3a 6e 28 03 e9 49 ff ff ff e8 e0 ab 4b 00 <0f> 0b e8 d9 ab 4b 00 0f 0b e8 d2 ab 4b 00 0f 0b 53 48 89 fb e8 c7 RSP: 0018:ffffc90002d6f500 EFLAGS: 00010293 RAX: ffffffff813de6d0 RBX: ffff000080000000 RCX: ffff88807d093b00 RDX: 0000000000000000 RSI: ffff000080000000 RDI: ffff778000000000 RBP: ffff88802047b400 R08: ffffffff813de5c7 R09: fffffbfff1ff3a1f R10: fffffbfff1ff3a1f R11: 1ffffffff1ff3a1e R12: ffff000000000000 R13: ffff88801d01dc00 R14: ffff778000000000 R15: 0000000000000000 FS: 00007f38e5963840(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005644cb0c4560 CR3: 0000000026a0e000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400