[ 570.913779] BUG: unable to handle page fault for address: ffffb20001247000 [ 570.913782] #PF: supervisor write access in kernel mode [ 570.913783] #PF: error_code(0x0002) - not-present page [ 570.913784] PGD 0 P4D 0 [ 570.913785] Oops: 0002 [#3] SMP PTI [ 570.913787] CPU: 6 PID: 24744 Comm: tpm2_getcap Tainted: G UD 5.7.0-rc7+ #31 [ 570.913788] Hardware name: Dell Inc. XPS 15 9560/05FFDN, BIOS 1.18.0 11/17/2019 [ 570.913791] RIP: 0010:iowrite8+0x9/0x50 [ 570.913792] Code: 48 c7 c2 40 43 9f 99 48 89 04 24 e8 14 a7 90 ff 0f 0b 48 8b 04 24 48 83 c4 08 c3 66 0f 1f 44 00 00 48 81 fe ff ff 03 00 76 04 <40> 88 3e c3 48 81 fe 00 00 01 00 76 07 0f b7 d6 89 f8 ee c3 8b 05 [ 570.913793] RSP: 0018:ffffb1ff049d7db0 EFLAGS: 00010292 [ 570.913794] RAX: ffffffff981bf520 RBX: ffffb1ff049d7df9 RCX: ffffb1ff049d7df8 [ 570.913795] RDX: 0000000000000001 RSI: ffffb20001247000 RDI: 0000000000000020 [ 570.913796] RBP: ffffb1ff049d7df9 R08: 0000000000000000 R09: ffff8b80de5370f0 [ 570.913797] R10: 0000000000b71b00 R11: 000000000000028f R12: ffff8b80b148cda8 [ 570.913797] R13: 00000000fffff000 R14: ffff8b80b148cda8 R15: ffff8b80cb44a0ba [ 570.913799] FS: 00007f78f7cd0d80(0000) GS:ffff8b80de500000(0000) knlGS:0000000000000000 [ 570.913799] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 570.913800] CR2: ffffb20001247000 CR3: 0000000795618001 CR4: 00000000003606e0 [ 570.913801] Call Trace: [ 570.913803] tpm_tcg_write_bytes+0x2f/0x40 [ 570.913805] release_locality+0x49/0x220 [ 570.913807] tpm_relinquish_locality+0x1f/0x40 [ 570.913808] tpm_chip_stop+0x21/0x40 [ 570.913810] tpm_put_ops+0x9/0x30 [ 570.913811] tpm_common_write+0x179/0x190 [ 570.913813] vfs_write+0xb1/0x1a0 [ 570.913815] ksys_write+0x5a/0xd0 [ 570.913816] do_syscall_64+0x43/0x130 [ 570.913819] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 570.913820] RIP: 0033:0x7f78f7e00123 [ 570.913821] Code: 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb bb 0f 1f 80 00 00 00 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 570.913822] RSP: 002b:00007fff724e8c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 570.913823] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f78f7e00123 [ 570.913824] RDX: 0000000000000016 RSI: 0000564cf24a7220 RDI: 0000000000000003 [ 570.913825] RBP: 0000000000000016 R08: 00007f78f7ccc785 R09: 00007f78f7ccca40 [ 570.913826] R10: 00007fff724e8b10 R11: 0000000000000246 R12: 0000564cf24a7220 [ 570.913826] R13: 0000000000000000 R14: 0000000000000016 R15: 00007f78f7ccc890 [ 570.913827] Modules linked in: squashfs rtsx_pci_sdmmc x86_pkg_temp_thermal coretemp rtsx_pci mfd_core [ 570.913831] CR2: ffffb20001247000 [ 570.913832] ---[ end trace c84437b00f0d01a0 ]--- [ 570.913833] RIP: 0010:iowrite8+0x9/0x50 [ 570.913834] Code: 48 c7 c2 40 43 9f 99 48 89 04 24 e8 14 a7 90 ff 0f 0b 48 8b 04 24 48 83 c4 08 c3 66 0f 1f 44 00 00 48 81 fe ff ff 03 00 76 04 <40> 88 3e c3 48 81 fe 00 00 01 00 76 07 0f b7 d6 89 f8 ee c3 8b 05 [ 570.913835] RSP: 0018:ffffb1ff030b7db0 EFLAGS: 00010292 [ 570.913836] RAX: ffffffff981bf520 RBX: ffffb1ff030b7df9 RCX: ffffb1ff030b7df8 [ 570.913837] RDX: 0000000000000001 RSI: ffffb20001247000 RDI: 0000000000000020 [ 570.913837] RBP: ffffb1ff030b7df9 R08: 0000000000000000 R09: ffff8b80de2370f0 [ 570.913838] R10: 0000000000b71b00 R11: 000000000000019c R12: ffff8b80b148cda8 [ 570.913839] R13: 00000000fffff000 R14: ffff8b80b148cda8 R15: ffff8b80c4cfc0ba [ 570.913840] FS: 00007f78f7cd0d80(0000) GS:ffff8b80de500000(0000) knlGS:0000000000000000 [ 570.913840] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 570.913841] CR2: ffffb20001247000 CR3: 0000000795618001 CR4: 00000000003606e0