IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready BUG: unable to handle page fault for address: ffffed100fffc000 #PF: supervisor write access in kernel mode #PF: error_code(0x0002) - not-present page PGD 7ffd3067 P4D 7ffd3067 PUD 7ffd2067 PMD 7ffd1067 PTE 0 Oops: 0002 [#1] PREEMPT SMP KASAN NOPTI CPU: 0 PID: 3809 Comm: syz-executor.5 Not tainted 6.1.0-rc3-next-20221101 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:__memset+0x24/0x50 Code: 90 90 90 90 90 90 0f 1f 44 00 00 49 89 f9 48 89 d1 83 e2 07 48 c1 e9 03 40 0f b6 f6 48 b8 01 01 01 01 01 01 01 01 48 0f af c6 48 ab 89 d1 f3 aa 4c 89 c8 e9 0d d4 12 00 66 66 2e 0f 1f 84 00 RSP: 0018:ffff88801e17fcc0 EFLAGS: 00010212 RAX: 0000000000000000 RBX: ffff88800c03d0c0 RCX: 1ffffe21fe602ceb RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffed100fffc000 RBP: ffff88800c056a00 R08: 0000000000000005 R09: ffffed1001807a18 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88800c056a00 R13: ffff88800c03d0c0 R14: ffffffff815f2620 R15: 1ffff1100112301f FS: 00007fc6eb625700(0000) GS:ffff88806d000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffed100fffc000 CR3: 0000000016830000 CR4: 0000000000350ef0 Call Trace: kasan_unpoison+0x23/0x60 mempool_exit+0x1c2/0x330 bioset_exit+0x2c9/0x630 disk_release+0x143/0x490 device_release+0xa2/0x250 kobject_put+0x173/0x280 put_device+0x1b/0x40 put_disk+0x41/0x60 loop_control_ioctl+0x4d1/0x630 __x64_sys_ioctl+0x19a/0x220 do_syscall_64+0x3b/0xa0 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7fc6ee0afb19 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fc6eb625188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fc6ee1c2f60 RCX: 00007fc6ee0afb19 RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000005 RBP: 00007fc6ee109f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffff496cecf R14: 00007fc6eb625300 R15: 0000000000022000 Modules linked in: CR2: ffffed100fffc000 ---[ end trace 0000000000000000 ]--- RIP: 0010:__memset+0x24/0x50 Code: 90 90 90 90 90 90 0f 1f 44 00 00 49 89 f9 48 89 d1 83 e2 07 48 c1 e9 03 40 0f b6 f6 48 b8 01 01 01 01 01 01 01 01 48 0f af c6 48 ab 89 d1 f3 aa 4c 89 c8 e9 0d d4 12 00 66 66 2e 0f 1f 84 00 RSP: 0018:ffff88801e17fcc0 EFLAGS: 00010212 RAX: 0000000000000000 RBX: ffff88800c03d0c0 RCX: 1ffffe21fe602ceb RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffed100fffc000 RBP: ffff88800c056a00 R08: 0000000000000005 R09: ffffed1001807a18 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88800c056a00 R13: ffff88800c03d0c0 R14: ffffffff815f2620 R15: 1ffff1100112301f FS: 00007fc6eb625700(0000) GS:ffff88806d000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffed100fffc000 CR3: 0000000016830000 CR4: 0000000000350ef0 BUG: unable to handle page fault for address: ffffed100fffc000 #PF: supervisor write access in kernel mode #PF: error_code(0x0002) - not-present page PGD 7ffd3067 P4D 7ffd3067 PUD 7ffd2067 PMD 7ffd1067 PTE 0 Oops: 0002 [#2] PREEMPT SMP KASAN NOPTI CPU: 0 PID: 3815 Comm: syz-executor.5 Tainted: G D 6.1.0-rc3-next-20221101 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:__memset+0x24/0x50 Code: 90 90 90 90 90 90 0f 1f 44 00 00 49 89 f9 48 89 d1 83 e2 07 48 c1 e9 03 40 0f b6 f6 48 b8 01 01 01 01 01 01 01 01 48 0f af c6 48 ab 89 d1 f3 aa 4c 89 c8 e9 0d d4 12 00 66 66 2e 0f 1f 84 00 RSP: 0018:ffff8880180bfcc0 EFLAGS: 00010212 RAX: 0000000000000000 RBX: ffff88800c03d240 RCX: 1ffffe21fe602cf1 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffed100fffc000 RBP: ffff88800c056a00 R08: 0000000000000005 R09: ffffed1001807a48 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88800c056a00 R13: ffff88800c03d240 R14: ffffffff815f2620 R15: 1ffff1100119941f FS: 00007fc6eb604700(0000) GS:ffff88806d000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffed100fffc000 CR3: 0000000016830000 CR4: 0000000000350ef0 Call Trace: kasan_unpoison+0x23/0x60 mempool_exit+0x1c2/0x330 bioset_exit+0x2c9/0x630 disk_release+0x143/0x490 device_release+0xa2/0x250 kobject_put+0x173/0x280 put_device+0x1b/0x40 put_disk+0x41/0x60 loop_control_ioctl+0x4d1/0x630 __x64_sys_ioctl+0x19a/0x220 do_syscall_64+0x3b/0xa0 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7fc6ee0afb19 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fc6eb604188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fc6ee1c3020 RCX: 00007fc6ee0afb19 RDX: 0000000000000001 RSI: 0000000000004c81 RDI: 0000000000000005 RBP: 00007fc6ee109f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffff496cecf R14: 00007fc6eb604300 R15: 0000000000022000 Modules linked in: CR2: ffffed100fffc000 ---[ end trace 0000000000000000 ]--- RIP: 0010:__memset+0x24/0x50 Code: 90 90 90 90 90 90 0f 1f 44 00 00 49 89 f9 48 89 d1 83 e2 07 48 c1 e9 03 40 0f b6 f6 48 b8 01 01 01 01 01 01 01 01 48 0f af c6 48 ab 89 d1 f3 aa 4c 89 c8 e9 0d d4 12 00 66 66 2e 0f 1f 84 00 RSP: 0018:ffff88801e17fcc0 EFLAGS: 00010212 RAX: 0000000000000000 RBX: ffff88800c03d0c0 RCX: 1ffffe21fe602ceb RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffed100fffc000 RBP: ffff88800c056a00 R08: 0000000000000005 R09: ffffed1001807a18 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88800c056a00 R13: ffff88800c03d0c0 R14: ffffffff815f2620 R15: 1ffff1100112301f FS: 00007fc6eb604700(0000) GS:ffff88806d000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffed100fffc000 CR3: 0000000016830000 CR4: 0000000000350ef0 ieee80211 phy10: Selected rate control algorithm 'minstrel_ht' wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready ieee80211 phy11: Selected rate control algorithm 'minstrel_ht' ieee80211 phy12: Selected rate control algorithm 'minstrel_ht' wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready ieee80211 phy13: Selected rate control algorithm 'minstrel_ht' syz-executor.0 (3831) used greatest stack depth: 23800 bytes left wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready ieee80211 phy14: Selected rate control algorithm 'minstrel_ht' wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready ieee80211 phy15: Selected rate control algorithm 'minstrel_ht' wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready ieee80211 phy16: Selected rate control algorithm 'minstrel_ht' wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready ieee80211 phy17: Selected rate control algorithm 'minstrel_ht' wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready BUG: unable to handle page fault for address: ffffed100fffc000 #PF: supervisor write access in kernel mode #PF: error_code(0x0002) - not-present page PGD 7ffd3067 P4D 7ffd3067 PUD 7ffd2067 PMD 7ffd1067 PTE 0 Oops: 0002 [#3] PREEMPT SMP KASAN NOPTI CPU: 1 PID: 4001 Comm: syz-executor.5 Tainted: G D 6.1.0-rc3-next-20221101 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:__memset+0x24/0x50 Code: 90 90 90 90 90 90 0f 1f 44 00 00 49 89 f9 48 89 d1 83 e2 07 48 c1 e9 03 40 0f b6 f6 48 b8 01 01 01 01 01 01 01 01 48 0f af c6 48 ab 89 d1 f3 aa 4c 89 c8 e9 0d d4 12 00 66 66 2e 0f 1f 84 00 RSP: 0018:ffff888041107cc0 EFLAGS: 00010212 RAX: 0000000000000000 RBX: ffff88800c03d540 RCX: 1ffffe21fe602cfd RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffed100fffc000 RBP: ffff88800c056a00 R08: 0000000000000005 R09: ffffed1001807aa8 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88800c056a00 R13: ffff88800c03d540 R14: ffffffff815f2620 R15: 1ffff110011af81f FS: 00007fc6eb604700(0000) GS:ffff88806d100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffed100fffc000 CR3: 00000000167ac000 CR4: 0000000000350ee0 Call Trace: kasan_unpoison+0x23/0x60 mempool_exit+0x1c2/0x330 bioset_exit+0x2c9/0x630 disk_release+0x143/0x490 device_release+0xa2/0x250 kobject_put+0x173/0x280 put_device+0x1b/0x40 put_disk+0x41/0x60 loop_control_ioctl+0x4d1/0x630 __x64_sys_ioctl+0x19a/0x220 do_syscall_64+0x3b/0xa0 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7fc6ee0afb19 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fc6eb604188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fc6ee1c3020 RCX: 00007fc6ee0afb19 RDX: 0000000000000003 RSI: 0000000000004c81 RDI: 0000000000000005 RBP: 00007fc6ee109f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffff496cecf R14: 00007fc6eb604300 R15: 0000000000022000 Modules linked in: CR2: ffffed100fffc000 ---[ end trace 0000000000000000 ]--- RIP: 0010:__memset+0x24/0x50 Code: 90 90 90 90 90 90 0f 1f 44 00 00 49 89 f9 48 89 d1 83 e2 07 48 c1 e9 03 40 0f b6 f6 48 b8 01 01 01 01 01 01 01 01 48 0f af c6 48 ab 89 d1 f3 aa 4c 89 c8 e9 0d d4 12 00 66 66 2e 0f 1f 84 00 RSP: 0018:ffff88801e17fcc0 EFLAGS: 00010212 RAX: 0000000000000000 RBX: ffff88800c03d0c0 RCX: 1ffffe21fe602ceb RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffed100fffc000 RBP: ffff88800c056a00 R08: 0000000000000005 R09: ffffed1001807a18 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88800c056a00 R13: ffff88800c03d0c0 R14: ffffffff815f2620 R15: 1ffff1100112301f FS: 00007fc6eb604700(0000) GS:ffff88806d100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffed100fffc000 CR3: 00000000167ac000 CR4: 0000000000350ee0 BUG: unable to handle page fault for address: ffffed100fffc000 #PF: supervisor write access in kernel mode #PF: error_code(0x0002) - not-present page PGD 7ffd3067 P4D 7ffd3067 PUD 7ffd2067 PMD 7ffd1067 PTE 0 Oops: 0002 [#4] PREEMPT SMP KASAN NOPTI CPU: 1 PID: 3995 Comm: syz-executor.7 Tainted: G D 6.1.0-rc3-next-20221101 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:__memset+0x24/0x50 Code: 90 90 90 90 90 90 0f 1f 44 00 00 49 89 f9 48 89 d1 83 e2 07 48 c1 e9 03 40 0f b6 f6 48 b8 01 01 01 01 01 01 01 01 48 0f af c6 48 ab 89 d1 f3 aa 4c 89 c8 e9 0d d4 12 00 66 66 2e 0f 1f 84 00 RSP: 0018:ffff88804181fcc0 EFLAGS: 00010212 RAX: 0000000000000000 RBX: ffff88800c03d3c0 RCX: 1ffffe21fe602cf7 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffed100fffc000 RBP: ffff88800c056a00 R08: 0000000000000005 R09: ffffed1001807a78 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88800c056a00 R13: ffff88800c03d3c0 R14: ffffffff815f2620 R15: 1ffff110011ad81f FS: 00007fc77de8a700(0000) GS:ffff88806d100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffed100fffc000 CR3: 000000004046e000 CR4: 0000000000350ee0 Call Trace: kasan_unpoison+0x23/0x60 mempool_exit+0x1c2/0x330 bioset_exit+0x2c9/0x630 disk_release+0x143/0x490 device_release+0xa2/0x250 kobject_put+0x173/0x280 put_device+0x1b/0x40 put_disk+0x41/0x60 loop_control_ioctl+0x4d1/0x630 __x64_sys_ioctl+0x19a/0x220 do_syscall_64+0x3b/0xa0 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7fc780914b19 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fc77de8a188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fc780a27f60 RCX: 00007fc780914b19 RDX: 0000000000000002 RSI: 0000000000004c81 RDI: 0000000000000005 RBP: 00007fc78096ef6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe04663fdf R14: 00007fc77de8a300 R15: 0000000000022000 Modules linked in: CR2: ffffed100fffc000 ---[ end trace 0000000000000000 ]--- RIP: 0010:__memset+0x24/0x50 Code: 90 90 90 90 90 90 0f 1f 44 00 00 49 89 f9 48 89 d1 83 e2 07 48 c1 e9 03 40 0f b6 f6 48 b8 01 01 01 01 01 01 01 01 48 0f af c6 48 ab 89 d1 f3 aa 4c 89 c8 e9 0d d4 12 00 66 66 2e 0f 1f 84 00 RSP: 0018:ffff88801e17fcc0 EFLAGS: 00010212 RAX: 0000000000000000 RBX: ffff88800c03d0c0 RCX: 1ffffe21fe602ceb RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffed100fffc000 RBP: ffff88800c056a00 R08: 0000000000000005 R09: ffffed1001807a18 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88800c056a00 R13: ffff88800c03d0c0 R14: ffffffff815f2620 R15: 1ffff1100112301f FS: 00007fc77de8a700(0000) GS:ffff88806d100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffed100fffc000 CR3: 000000004046e000 CR4: 0000000000350ee0 BUG: unable to handle page fault for address: ffffed100fffc000 #PF: supervisor write access in kernel mode #PF: error_code(0x0002) - not-present page PGD 7ffd3067 P4D 7ffd3067 PUD 7ffd2067 PMD 7ffd1067 PTE 0 Oops: 0002 [#5] PREEMPT SMP KASAN NOPTI CPU: 1 PID: 4021 Comm: syz-executor.6 Tainted: G D 6.1.0-rc3-next-20221101 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:__memset+0x24/0x50 Code: 90 90 90 90 90 90 0f 1f 44 00 00 49 89 f9 48 89 d1 83 e2 07 48 c1 e9 03 40 0f b6 f6 48 b8 01 01 01 01 01 01 01 01 48 0f af c6 48 ab 89 d1 f3 aa 4c 89 c8 e9 0d d4 12 00 66 66 2e 0f 1f 84 00 RSP: 0018:ffff888041187cc0 EFLAGS: 00010212 RAX: 0000000000000000 RBX: ffff88800c03d6c0 RCX: 1ffffe21fe602d03 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffed100fffc000 RBP: ffff88800c056a00 R08: 0000000000000005 R09: ffffed1001807ad8 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88800c056a00 R13: ffff88800c03d6c0 R14: ffffffff815f2620 R15: 1ffff110011af01f FS: 00007f2299748700(0000) GS:ffff88806d100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffed100fffc000 CR3: 0000000013dac000 CR4: 0000000000350ee0 Call Trace: kasan_unpoison+0x23/0x60 mempool_exit+0x1c2/0x330 bioset_exit+0x2c9/0x630 disk_release+0x143/0x490 device_release+0xa2/0x250 kobject_put+0x173/0x280 put_device+0x1b/0x40 put_disk+0x41/0x60 loop_control_ioctl+0x4d1/0x630 __x64_sys_ioctl+0x19a/0x220 do_syscall_64+0x3b/0xa0 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f229c1d2b19 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f2299748188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f229c2e5f60 RCX: 00007f229c1d2b19 RDX: 0000000000000004 RSI: 0000000000004c81 RDI: 0000000000000005 RBP: 00007f229c22cf6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffcc274e9df R14: 00007f2299748300 R15: 0000000000022000 Modules linked in: CR2: ffffed100fffc000 ---[ end trace 0000000000000000 ]--- RIP: 0010:__memset+0x24/0x50 Code: 90 90 90 90 90 90 0f 1f 44 00 00 49 89 f9 48 89 d1 83 e2 07 48 c1 e9 03 40 0f b6 f6 48 b8 01 01 01 01 01 01 01 01 48 0f af c6 48 ab 89 d1 f3 aa 4c 89 c8 e9 0d d4 12 00 66 66 2e 0f 1f 84 00 RSP: 0018:ffff88801e17fcc0 EFLAGS: 00010212 RAX: 0000000000000000 RBX: ffff88800c03d0c0 RCX: 1ffffe21fe602ceb RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffed100fffc000 RBP: ffff88800c056a00 R08: 0000000000000005 R09: ffffed1001807a18 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88800c056a00 R13: ffff88800c03d0c0 R14: ffffffff815f2620 R15: 1ffff1100112301f FS: 00007f2299748700(0000) GS:ffff88806d100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffed100fffc000 CR3: 0000000013dac000 CR4: 0000000000350ee0 process 'syz-executor.6' launched './file1' with NULL argv: empty string added BUG: unable to handle page fault for address: ffffed100fffc000 #PF: supervisor write access in kernel mode #PF: error_code(0x0002) - not-present page PGD 7ffd3067 P4D 7ffd3067 PUD 7ffd2067 PMD 7ffd1067 PTE 0 Oops: 0002 [#6] PREEMPT SMP KASAN NOPTI CPU: 0 PID: 4087 Comm: syz-executor.7 Tainted: G D 6.1.0-rc3-next-20221101 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:__memset+0x24/0x50 Code: 90 90 90 90 90 90 0f 1f 44 00 00 49 89 f9 48 89 d1 83 e2 07 48 c1 e9 03 40 0f b6 f6 48 b8 01 01 01 01 01 01 01 01 48 0f af c6 48 ab 89 d1 f3 aa 4c 89 c8 e9 0d d4 12 00 66 66 2e 0f 1f 84 00 RSP: 0018:ffff88804288fcc0 EFLAGS: 00010212 RAX: 0000000000000000 RBX: ffff88800c03d840 RCX: 1ffffe21fe602d09 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffed100fffc000 RBP: ffff88800c056a00 R08: 0000000000000005 R09: ffffed1001807b08 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88800c056a00 R13: ffff88800c03d840 R14: ffffffff815f2620 R15: 1ffff110011ece1f FS: 00007fc77de8a700(0000) GS:ffff88806d000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffed100fffc000 CR3: 000000001e9a8000 CR4: 0000000000350ef0 Call Trace: kasan_unpoison+0x23/0x60 mempool_exit+0x1c2/0x330 bioset_exit+0x2c9/0x630 disk_release+0x143/0x490 device_release+0xa2/0x250 kobject_put+0x173/0x280 put_device+0x1b/0x40 put_disk+0x41/0x60 loop_control_ioctl+0x4d1/0x630 __x64_sys_ioctl+0x19a/0x220 do_syscall_64+0x3b/0xa0 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7fc780914b19 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fc77de8a188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fc780a27f60 RCX: 00007fc780914b19 RDX: 0000000000000005 RSI: 0000000000004c81 RDI: 0000000000000005 RBP: 00007fc78096ef6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe04663fdf R14: 00007fc77de8a300 R15: 0000000000022000 Modules linked in: CR2: ffffed100fffc000 ---[ end trace 0000000000000000 ]--- RIP: 0010:__memset+0x24/0x50 Code: 90 90 90 90 90 90 0f 1f 44 00 00 49 89 f9 48 89 d1 83 e2 07 48 c1 e9 03 40 0f b6 f6 48 b8 01 01 01 01 01 01 01 01 48 0f af c6 48 ab 89 d1 f3 aa 4c 89 c8 e9 0d d4 12 00 66 66 2e 0f 1f 84 00 RSP: 0018:ffff88801e17fcc0 EFLAGS: 00010212 RAX: 0000000000000000 RBX: ffff88800c03d0c0 RCX: 1ffffe21fe602ceb RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffed100fffc000 RBP: ffff88800c056a00 R08: 0000000000000005 R09: ffffed1001807a18 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88800c056a00 R13: ffff88800c03d0c0 R14: ffffffff815f2620 R15: 1ffff1100112301f FS: 00007fc77de8a700(0000) GS:ffff88806d000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffed100fffc000 CR3: 000000001e9a8000 CR4: 0000000000350ef0 audit: type=1400 audit(1667304940.302:9): avc: denied { block_suspend } for pid=4153 comm="syz-executor.7" capability=36 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=capability2 permissive=1 audit: type=1400 audit(1667304941.142:10): avc: denied { read } for pid=4158 comm="syz-executor.1" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 BUG: unable to handle page fault for address: ffffed100fffc000 #PF: supervisor write access in kernel mode #PF: error_code(0x0002) - not-present page PGD 7ffd3067 P4D 7ffd3067 PUD 7ffd2067 PMD 7ffd1067 PTE 0 Oops: 0002 [#7] PREEMPT SMP KASAN NOPTI CPU: 0 PID: 4178 Comm: syz-executor.1 Tainted: G D 6.1.0-rc3-next-20221101 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:__memset+0x24/0x50 Code: 90 90 90 90 90 90 0f 1f 44 00 00 49 89 f9 48 89 d1 83 e2 07 48 c1 e9 03 40 0f b6 f6 48 b8 01 01 01 01 01 01 01 01 48 0f af c6 48 ab 89 d1 f3 aa 4c 89 c8 e9 0d d4 12 00 66 66 2e 0f 1f 84 00 RSP: 0018:ffff888040be7cc0 EFLAGS: 00010212 RAX: 0000000000000000 RBX: ffff88800c03d9c0 RCX: 1ffffe21fe602d0f RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffed100fffc000 RBP: ffff88800c056a00 R08: 0000000000000005 R09: ffffed1001807b38 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88800c056a00 R13: ffff88800c03d9c0 R14: ffffffff815f2620 R15: 1ffff1100120ee1f FS: 00007f2d4056a700(0000) GS:ffff88806d000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffed100fffc000 CR3: 0000000013e9c000 CR4: 0000000000350ef0 Call Trace: kasan_unpoison+0x23/0x60 mempool_exit+0x1c2/0x330 bioset_exit+0x2c9/0x630 disk_release+0x143/0x490 device_release+0xa2/0x250 kobject_put+0x173/0x280 put_device+0x1b/0x40 put_disk+0x41/0x60 loop_control_ioctl+0x4d1/0x630 __x64_sys_ioctl+0x19a/0x220 do_syscall_64+0x3b/0xa0 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f2d43015b19 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f2d4056a188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f2d43129020 RCX: 00007f2d43015b19 RDX: 0000000000000006 RSI: 0000000000004c81 RDI: 0000000000000005 RBP: 00007f2d4306ff6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd30be00ff R14: 00007f2d4056a300 R15: 0000000000022000 Modules linked in: CR2: ffffed100fffc000 ---[ end trace 0000000000000000 ]--- RIP: 0010:__memset+0x24/0x50 Code: 90 90 90 90 90 90 0f 1f 44 00 00 49 89 f9 48 89 d1 83 e2 07 48 c1 e9 03 40 0f b6 f6 48 b8 01 01 01 01 01 01 01 01 48 0f af c6 48 ab 89 d1 f3 aa 4c 89 c8 e9 0d d4 12 00 66 66 2e 0f 1f 84 00 RSP: 0018:ffff88801e17fcc0 EFLAGS: 00010212 RAX: 0000000000000000 RBX: ffff88800c03d0c0 RCX: 1ffffe21fe602ceb RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffed100fffc000 RBP: ffff88800c056a00 R08: 0000000000000005 R09: ffffed1001807a18 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88800c056a00 R13: ffff88800c03d0c0 R14: ffffffff815f2620 R15: 1ffff1100112301f FS: 00007f2d4056a700(0000) GS:ffff88806d000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffed100fffc000 CR3: 0000000013e9c000 CR4: 0000000000350ef0 BUG: unable to handle page fault for address: ffffed100fffc000 #PF: supervisor write access in kernel mode #PF: error_code(0x0002) - not-present page PGD 7ffd3067 P4D 7ffd3067 PUD 7ffd2067 PMD 7ffd1067 PTE 0 Oops: 0002 [#8] PREEMPT SMP KASAN NOPTI CPU: 1 PID: 4165 Comm: syz-executor.1 Tainted: G D 6.1.0-rc3-next-20221101 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:__memset+0x24/0x50 Code: 90 90 90 90 90 90 0f 1f 44 00 00 49 89 f9 48 89 d1 83 e2 07 48 c1 e9 03 40 0f b6 f6 48 b8 01 01 01 01 01 01 01 01 48 0f af c6 48 ab 89 d1 f3 aa 4c 89 c8 e9 0d d4 12 00 66 66 2e 0f 1f 84 00 RSP: 0018:ffff88804213fcc0 EFLAGS: 00010212 RAX: 0000000000000000 RBX: ffff88800c03db40 RCX: 1ffffe21fe602d15 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffed100fffc000 RBP: ffff88800c056a00 R08: 0000000000000005 R09: ffffed1001807b68 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88800c056a00 R13: ffff88800c03db40 R14: ffffffff815f2620 R15: 1ffff1100120ec1f FS: 00007f2d4058b700(0000) GS:ffff88806d100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffed100fffc000 CR3: 0000000013e9c000 CR4: 0000000000350ee0 Call Trace: kasan_unpoison+0x23/0x60 mempool_exit+0x1c2/0x330 bioset_exit+0x2c9/0x630 disk_release+0x143/0x490 device_release+0xa2/0x250 kobject_put+0x173/0x280 put_device+0x1b/0x40 put_disk+0x41/0x60 loop_control_ioctl+0x4d1/0x630 __x64_sys_ioctl+0x19a/0x220 do_syscall_64+0x3b/0xa0 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f2d43015b19 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f2d4058b188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f2d43128f60 RCX: 00007f2d43015b19 RDX: 0000000000000007 RSI: 0000000000004c81 RDI: 0000000000000005 RBP: 00007f2d4306ff6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd30be00ff R14: 00007f2d4058b300 R15: 0000000000022000 Modules linked in: CR2: ffffed100fffc000 ---[ end trace 0000000000000000 ]--- RIP: 0010:__memset+0x24/0x50 Code: 90 90 90 90 90 90 0f 1f 44 00 00 49 89 f9 48 89 d1 83 e2 07 48 c1 e9 03 40 0f b6 f6 48 b8 01 01 01 01 01 01 01 01 48 0f af c6 48 ab 89 d1 f3 aa 4c 89 c8 e9 0d d4 12 00 66 66 2e 0f 1f 84 00 RSP: 0018:ffff88801e17fcc0 EFLAGS: 00010212 RAX: 0000000000000000 RBX: ffff88800c03d0c0 RCX: 1ffffe21fe602ceb RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffed100fffc000 RBP: ffff88800c056a00 R08: 0000000000000005 R09: ffffed1001807a18 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88800c056a00 R13: ffff88800c03d0c0 R14: ffffffff815f2620 R15: 1ffff1100112301f FS: 00007f2d4058b700(0000) GS:ffff88806d100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffed100fffc000 CR3: 0000000013e9c000 CR4: 0000000000350ee0 ---------------- Code disassembly (best guess): 0: 90 nop 1: 90 nop 2: 90 nop 3: 90 nop 4: 90 nop 5: 90 nop 6: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) b: 49 89 f9 mov %rdi,%r9 e: 48 89 d1 mov %rdx,%rcx 11: 83 e2 07 and $0x7,%edx 14: 48 c1 e9 03 shr $0x3,%rcx 18: 40 0f b6 f6 movzbl %sil,%esi 1c: 48 b8 01 01 01 01 01 movabs $0x101010101010101,%rax 23: 01 01 01 26: 48 0f af c6 imul %rsi,%rax * 2a: f3 48 ab rep stos %rax,%es:(%rdi) <-- trapping instruction 2d: 89 d1 mov %edx,%ecx 2f: f3 aa rep stos %al,%es:(%rdi) 31: 4c 89 c8 mov %r9,%rax 34: e9 0d d4 12 00 jmpq 0x12d446 39: 66 data16 3a: 66 data16 3b: 2e cs 3c: 0f .byte 0xf 3d: 1f (bad) 3e: 84 00 test %al,(%rax)