wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready divide error: 0000 [#1] PREEMPT SMP KASAN wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 CPU: 1 PID: 10064 Comm: syz-executor.4 Not tainted 4.18.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:fill_meta_index fs/squashfs/file.c:256 [inline] RIP: 0010:read_blocklist fs/squashfs/file.c:345 [inline] RIP: 0010:squashfs_readpage+0x81b/0x21d1 fs/squashfs/file.c:482 Code: 8b 47 c8 31 d2 48 63 8d 24 fe ff ff 48 89 85 90 fe ff ff 48 63 85 78 fe ff ff 48 89 cb 48 c1 e1 IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready 0b c1 e3 0b 89 9d 60 fe ff ff <48> f7 f1 85 c0 48 89 85 wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 68 fe ff ff 89 85 8c fe ff ff 0f 8e 93 10 RSP: 0018:ffff8800a32a7598 EFLAGS: 00010256 ieee80211 phy12: Selected rate control algorithm 'minstrel_ht' RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 1ffff10011544aef RDI: ffff88008acec488 RBP: ffff8800a32a7790 R08: ffffea00024fa9a0 R09: fffff9400049f536 R10: fffff9400049f536 R11: ffffea00024fa9b7 R12: ffff88008acec480 R13: 00000000000000de R14: 0000000000000099 R15: ffff88008acec4b8 FS: 00007f9f97080700(0000) GS:ffff8800ba700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055c6a7104ee8 CR3: 00000000a2e87000 CR4: 0000000000340ee0 Call Trace: IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready read_pages+0x2b1/0x510 mm/readahead.c:131 __do_page_cache_readahead+0x353/0x580 mm/readahead.c:209 ra_submit mm/internal.h:66 [inline] ondemand_readahead+0x42a/0xb40 mm/readahead.c:483 page_cache_sync_readahead mm/readahead.c:515 [inline] page_cache_sync_readahead+0x85/0xf0 mm/readahead.c:500 generic_file_buffered_read mm/filemap.c:2092 [inline] generic_file_read_iter+0xbd7/0x2600 mm/filemap.c:2362 call_read_iter include/linux/fs.h:1787 [inline] new_sync_read fs/read_write.c:406 [inline] __vfs_read+0x443/0x870 fs/read_write.c:418 vfs_read+0xff/0x310 fs/read_write.c:452 kernel_read+0x90/0x130 fs/read_write.c:431 prepare_binprm+0x5bd/0x810 fs/exec.c:1580 __do_execve_file.isra.13+0xe59/0x1dd0 fs/exec.c:1799 do_execveat_common fs/exec.c:1865 [inline] do_execveat+0x18/0x20 fs/exec.c:1893 __do_sys_execveat fs/exec.c:1974 [inline] __se_sys_execveat fs/exec.c:1966 [inline] __x64_sys_execveat+0xe2/0x120 fs/exec.c:1966 do_syscall_64+0xda/0x540 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4665f9 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:00007f9f97080188 EFLAGS: 00000246 ORIG_RAX: 0000000000000142 RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 00000000004665f9 RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000005 RBP: 00000000004bfce1 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf60 R13: 00007ffc296f461f R14: 00007f9f97080300 R15: 0000000000022000 Modules linked in: divide error: 0000 [#2] PREEMPT SMP KASAN ---[ end trace 76552e4edaff610c ]--- CPU: 0 PID: 10081 Comm: syz-executor.5 Tainted: G D 4.18.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:fill_meta_index fs/squashfs/file.c:256 [inline] RIP: 0010:read_blocklist fs/squashfs/file.c:345 [inline] RIP: 0010:squashfs_readpage+0x81b/0x21d1 fs/squashfs/file.c:482 Code: RIP: 0010:fill_meta_index fs/squashfs/file.c:256 [inline] RIP: 0010:read_blocklist fs/squashfs/file.c:345 [inline] RIP: 0010:squashfs_readpage+0x81b/0x21d1 fs/squashfs/file.c:482 8b 47 c8 31 d2 48 63 8d 24 fe ff ff 48 89 85 90 fe ff ff Code: 48 63 85 78 fe ff ff 48 89 cb 48 c1 e1 0b c1 8b e3 0b 89 9d 60 fe ff ff <48> f7 f1 85 c0 48 89 85 68 fe ff ff 89 47 85 8c fe ff ff 0f 8e 93 10 RSP: 0018:ffff8800a1d97598 EFLAGS: 00010256 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 c8 RDX: 0000000000000000 RSI: 1ffff1001433f95f RDI: ffff88008acecd88 RBP: ffff8800a1d97790 R08: ffffea00022f1fa0 R09: fffff9400045e3f6 R10: fffff9400045e3f6 R11: ffffea00022f1fb7 R12: ffff88008acecd80 R13: 00000000000000de R14: 0000000000000099 R15: ffff88008acecdb8 FS: 00007fc1439b4700(0000) GS:ffff8800ba600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000005680c0 CR3: 00000000a19d2000 CR4: 0000000000340ef0 Call Trace: 31 d2 read_pages+0x2b1/0x510 mm/readahead.c:131 48 __do_page_cache_readahead+0x353/0x580 mm/readahead.c:209 63 ra_submit mm/internal.h:66 [inline] ondemand_readahead+0x42a/0xb40 mm/readahead.c:483 page_cache_sync_readahead mm/readahead.c:515 [inline] page_cache_sync_readahead+0x85/0xf0 mm/readahead.c:500 generic_file_buffered_read mm/filemap.c:2092 [inline] generic_file_read_iter+0xbd7/0x2600 mm/filemap.c:2362 call_read_iter include/linux/fs.h:1787 [inline] new_sync_read fs/read_write.c:406 [inline] __vfs_read+0x443/0x870 fs/read_write.c:418 8d vfs_read+0xff/0x310 fs/read_write.c:452 24 kernel_read+0x90/0x130 fs/read_write.c:431 prepare_binprm+0x5bd/0x810 fs/exec.c:1580 __do_execve_file.isra.13+0xe59/0x1dd0 fs/exec.c:1799 fe do_execveat_common fs/exec.c:1865 [inline] do_execveat+0x18/0x20 fs/exec.c:1893 __do_sys_execveat fs/exec.c:1974 [inline] __se_sys_execveat fs/exec.c:1966 [inline] __x64_sys_execveat+0xe2/0x120 fs/exec.c:1966 ff do_syscall_64+0xda/0x540 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4665f9 ff Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 48 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 89 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc 85 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fc1439b4188 EFLAGS: 00000246 ORIG_RAX: 0000000000000142 RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 00000000004665f9 RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000005 RBP: 00000000004bfce1 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf60 R13: 00007ffc9ed1ea7f R14: 00007fc1439b4300 R15: 0000000000022000 Modules linked in: 90 ---[ end trace 76552e4edaff610d ]--- ieee80211 phy13: Selected rate control algorithm 'minstrel_ht' wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 fe RIP: 0010:fill_meta_index fs/squashfs/file.c:256 [inline] RIP: 0010:read_blocklist fs/squashfs/file.c:345 [inline] RIP: 0010:squashfs_readpage+0x81b/0x21d1 fs/squashfs/file.c:482 ff Code: ff 8b 48 63 85 78 47 fe c8 IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 31 IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready d2 ff 48 divide error: 0000 [#3] PREEMPT SMP KASAN 63 CPU: 1 PID: 10112 Comm: syz-executor.3 Tainted: G D 4.18.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:fill_meta_index fs/squashfs/file.c:256 [inline] RIP: 0010:read_blocklist fs/squashfs/file.c:345 [inline] RIP: 0010:squashfs_readpage+0x81b/0x21d1 fs/squashfs/file.c:482 Code: 8b 47 c8 31 d2 48 63 8d 8d 24 fe ff ff 48 89 85 90 fe ff ff 48 63 85 78 fe ff ff 48 89 cb 48 c1 e1 0b c1 24 e3 0b 89 9d 60 fe ff ff <48> f7 f1 85 c0 48 89 85 68 fe ff ff 89 85 8c fe fe ff ff 0f 8e 93 10 RSP: 0018:ffff8800a21cf598 EFLAGS: 00010256 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 1ffff1001444c5af RDI: ffff88008ad38488 RBP: ffff8800a21cf790 R08: ffffea00022f5460 R09: fffff9400045ea8e R10: fffff9400045ea8e R11: ffffea00022f5477 R12: ffff88008ad38480 R13: 00000000000000de R14: 0000000000000099 R15: ffff88008ad384b8 FS: 00007f3e06759700(0000) GS:ffff8800ba700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000005680c0 CR3: 000000008a9a9000 CR4: 0000000000340ee0 Call Trace: read_pages+0x2b1/0x510 mm/readahead.c:131 __do_page_cache_readahead+0x353/0x580 mm/readahead.c:209 ra_submit mm/internal.h:66 [inline] ondemand_readahead+0x42a/0xb40 mm/readahead.c:483 page_cache_sync_readahead mm/readahead.c:515 [inline] page_cache_sync_readahead+0x85/0xf0 mm/readahead.c:500 generic_file_buffered_read mm/filemap.c:2092 [inline] generic_file_read_iter+0xbd7/0x2600 mm/filemap.c:2362 call_read_iter include/linux/fs.h:1787 [inline] new_sync_read fs/read_write.c:406 [inline] __vfs_read+0x443/0x870 fs/read_write.c:418 vfs_read+0xff/0x310 fs/read_write.c:452 kernel_read+0x90/0x130 fs/read_write.c:431 prepare_binprm+0x5bd/0x810 fs/exec.c:1580 __do_execve_file.isra.13+0xe59/0x1dd0 fs/exec.c:1799 ff do_execveat_common fs/exec.c:1865 [inline] do_execveat+0x18/0x20 fs/exec.c:1893 ff __do_sys_execveat fs/exec.c:1974 [inline] __se_sys_execveat fs/exec.c:1966 [inline] __x64_sys_execveat+0xe2/0x120 fs/exec.c:1966 do_syscall_64+0xda/0x540 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4665f9 Code: ff ff c3 48 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 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 85 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f3e06759188 EFLAGS: 00000246 ORIG_RAX: 0000000000000142 RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 00000000004665f9 RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000005 RBP: 00000000004bfce1 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf60 R13: 00007ffcd15327cf R14: 00007f3e06759300 R15: 0000000000022000 Modules linked in: ---[ end trace 76552e4edaff610e ]--- 90 RIP: 0010:fill_meta_index fs/squashfs/file.c:256 [inline] RIP: 0010:read_blocklist fs/squashfs/file.c:345 [inline] RIP: 0010:squashfs_readpage+0x81b/0x21d1 fs/squashfs/file.c:482 ff Code: wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 8b 48 47 ieee80211 phy14: Selected rate control algorithm 'minstrel_ht' c8 fe 31 wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 d2 divide error: 0000 [#4] PREEMPT SMP KASAN 48 CPU: 0 PID: 10128 Comm: syz-executor.0 Tainted: G D 4.18.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:fill_meta_index fs/squashfs/file.c:256 [inline] RIP: 0010:read_blocklist fs/squashfs/file.c:345 [inline] RIP: 0010:squashfs_readpage+0x81b/0x21d1 fs/squashfs/file.c:482 Code: 8b 47 c8 31 d2 48 63 8d 24 fe ff ff 48 89 85 90 fe ff ff 48 63 85 78 fe ff ff 48 89 cb 48 c1 e1 0b c1 e3 0b 89 9d 60 fe ff ff <48> f7 f1 85 c0 48 89 85 68 fe ff ff 89 85 8c fe ff ff 0f 89 8e 93 10 RSP: 0018:ffff880089dd7598 EFLAGS: 00010256 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 1ffff10014fcbf3f RDI: ffff88008ad38d88 RBP: ffff880089dd7790 R08: ffffea00024fb720 R09: fffff9400049f6e6 R10: fffff9400049f6e6 R11: ffffea00024fb737 R12: ffff88008ad38d80 R13: 00000000000000de R14: 0000000000000099 R15: ffff88008ad38db8 FS: 00007f0dfb3ed700(0000) GS:ffff8800ba600000(0000) knlGS:0000000000000000 63 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fc1441b59c8 CR3: 00000000a1b07000 CR4: 0000000000340ef0 Call Trace: IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready cb read_pages+0x2b1/0x510 mm/readahead.c:131 wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 __do_page_cache_readahead+0x353/0x580 mm/readahead.c:209 ra_submit mm/internal.h:66 [inline] ondemand_readahead+0x42a/0xb40 mm/readahead.c:483 page_cache_sync_readahead mm/readahead.c:515 [inline] page_cache_sync_readahead+0x85/0xf0 mm/readahead.c:500 wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 generic_file_buffered_read mm/filemap.c:2092 [inline] generic_file_read_iter+0xbd7/0x2600 mm/filemap.c:2362 call_read_iter include/linux/fs.h:1787 [inline] new_sync_read fs/read_write.c:406 [inline] __vfs_read+0x443/0x870 fs/read_write.c:418 8d vfs_read+0xff/0x310 fs/read_write.c:452 kernel_read+0x90/0x130 fs/read_write.c:431 prepare_binprm+0x5bd/0x810 fs/exec.c:1580 __do_execve_file.isra.13+0xe59/0x1dd0 fs/exec.c:1799 ieee80211 phy15: Selected rate control algorithm 'minstrel_ht' do_execveat_common fs/exec.c:1865 [inline] do_execveat+0x18/0x20 fs/exec.c:1893 __do_sys_execveat fs/exec.c:1974 [inline] __se_sys_execveat fs/exec.c:1966 [inline] __x64_sys_execveat+0xe2/0x120 fs/exec.c:1966 24 do_syscall_64+0xda/0x540 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4665f9 Code: ff ff c3 66 2e 48 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 IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c1 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f0dfb3ed188 EFLAGS: 00000246 ORIG_RAX: 0000000000000142 RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 00000000004665f9 RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000005 RBP: 00000000004bfce1 R08: 0000000000000000 R09: 0000000000000000 fe R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf60 R13: 00007fff3eb6ab3f R14: 00007f0dfb3ed300 R15: 0000000000022000 Modules linked in: ff e1 ff ff 48 IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready 63 wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 85 wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 78 IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready fe 0b ff ff ff c1 48 IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 89 48 cb 89 divide error: 0000 [#5] PREEMPT SMP KASAN e3 CPU: 0 PID: 10153 Comm: syz-executor.1 Tainted: G D 4.18.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:fill_meta_index fs/squashfs/file.c:256 [inline] RIP: 0010:read_blocklist fs/squashfs/file.c:345 [inline] RIP: 0010:squashfs_readpage+0x81b/0x21d1 fs/squashfs/file.c:482 Code: 8b 47 c8 31 d2 48 63 8d 24 fe ff ff 48 89 85 90 fe ff ff 48 63 85 78 fe ff ff 48 89 cb 48 c1 e1 0b c1 e3 0b 89 9d 60 fe ff ff <48> f7 f1 85 c0 48 89 85 68 fe ff ff 89 85 8c fe ff ff 0f 8e 93 10 RSP: 0018:ffff88008a99f598 EFLAGS: 00010256 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 1ffff100169dddff RDI: ffff88008acedb08 RBP: ffff88008a99f790 R08: ffffea00022f0320 R09: fffff9400045e066 R10: fffff9400045e066 R11: ffffea00022f0337 R12: ffff88008acedb00 0b R13: 00000000000000de R14: 0000000000000099 R15: ffff88008acedb38 FS: 00007f9085ab2700(0000) GS:ffff8800ba600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000005680c0 CR3: 00000000a8852000 CR4: 0000000000340ef0 Call Trace: 89 9d read_pages+0x2b1/0x510 mm/readahead.c:131 85 __do_page_cache_readahead+0x353/0x580 mm/readahead.c:209 ra_submit mm/internal.h:66 [inline] ondemand_readahead+0x42a/0xb40 mm/readahead.c:483 page_cache_sync_readahead mm/readahead.c:515 [inline] page_cache_sync_readahead+0x85/0xf0 mm/readahead.c:500 60 generic_file_buffered_read mm/filemap.c:2092 [inline] generic_file_read_iter+0xbd7/0x2600 mm/filemap.c:2362 fe call_read_iter include/linux/fs.h:1787 [inline] new_sync_read fs/read_write.c:406 [inline] __vfs_read+0x443/0x870 fs/read_write.c:418 vfs_read+0xff/0x310 fs/read_write.c:452 90 kernel_read+0x90/0x130 fs/read_write.c:431 prepare_binprm+0x5bd/0x810 fs/exec.c:1580 __do_execve_file.isra.13+0xe59/0x1dd0 fs/exec.c:1799 ff do_execveat_common fs/exec.c:1865 [inline] do_execveat+0x18/0x20 fs/exec.c:1893 __do_sys_execveat fs/exec.c:1974 [inline] __se_sys_execveat fs/exec.c:1966 [inline] __x64_sys_execveat+0xe2/0x120 fs/exec.c:1966 do_syscall_64+0xda/0x540 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4665f9 Code: fe 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:00007f9085ab2188 EFLAGS: 00000246 ORIG_RAX: 0000000000000142 RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 00000000004665f9 RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000005 RBP: 00000000004bfce1 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf60 R13: 00007ffd1c370c9f R14: 00007f9085ab2300 R15: 0000000000022000 Modules linked in: 48 print_req_error: I/O error, dev loop2, sector 0 c1 divide error: 0000 [#6] PREEMPT SMP KASAN e1 CPU: 1 PID: 10162 Comm: syz-executor.2 Tainted: G D 4.18.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:fill_meta_index fs/squashfs/file.c:256 [inline] RIP: 0010:read_blocklist fs/squashfs/file.c:345 [inline] RIP: 0010:squashfs_readpage+0x81b/0x21d1 fs/squashfs/file.c:482 Code: 8b 47 c8 31 d2 48 63 8d 24 fe ff ff 48 89 85 90 fe ff ff 48 63 85 78 fe ff ff 48 89 cb 48 c1 e1 0b c1 e3 0b 89 9d 60 fe ff ff <48> f7 f1 85 c0 48 89 85 68 fe ff ff 89 85 8c fe ff ff 0f 8e 93 10 RSP: 0018:ffff880089b3f598 EFLAGS: 00010256 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 1ffff10015913c1f RDI: ffff88008ad39688 RBP: ffff880089b3f790 R08: ffffea00022f0960 R09: fffff9400045e12e R10: fffff9400045e12e R11: ffffea00022f0977 R12: ffff88008ad39680 R13: 00000000000000de R14: 0000000000000099 R15: ffff88008ad396b8 FS: 00007fa51cb57700(0000) GS:ffff8800ba700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000005680c0 CR3: 00000000a4bdb000 CR4: 0000000000340ee0 Call Trace: read_pages+0x2b1/0x510 mm/readahead.c:131 ---[ end trace 76552e4edaff610f ]--- __do_page_cache_readahead+0x353/0x580 mm/readahead.c:209 ra_submit mm/internal.h:66 [inline] ondemand_readahead+0x42a/0xb40 mm/readahead.c:483 page_cache_sync_readahead mm/readahead.c:515 [inline] page_cache_sync_readahead+0x85/0xf0 mm/readahead.c:500 generic_file_buffered_read mm/filemap.c:2092 [inline] generic_file_read_iter+0xbd7/0x2600 mm/filemap.c:2362 call_read_iter include/linux/fs.h:1787 [inline] new_sync_read fs/read_write.c:406 [inline] __vfs_read+0x443/0x870 fs/read_write.c:418 RIP: 0010:fill_meta_index fs/squashfs/file.c:256 [inline] RIP: 0010:read_blocklist fs/squashfs/file.c:345 [inline] RIP: 0010:squashfs_readpage+0x81b/0x21d1 fs/squashfs/file.c:482 vfs_read+0xff/0x310 fs/read_write.c:452 kernel_read+0x90/0x130 fs/read_write.c:431 prepare_binprm+0x5bd/0x810 fs/exec.c:1580 Code: __do_execve_file.isra.13+0xe59/0x1dd0 fs/exec.c:1799 do_execveat_common fs/exec.c:1865 [inline] do_execveat+0x18/0x20 fs/exec.c:1893 __do_sys_execveat fs/exec.c:1974 [inline] __se_sys_execveat fs/exec.c:1966 [inline] __x64_sys_execveat+0xe2/0x120 fs/exec.c:1966 do_syscall_64+0xda/0x540 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4665f9 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:00007fa51cb57188 EFLAGS: 00000246 ORIG_RAX: 0000000000000142 RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 00000000004665f9 RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000005 RBP: 00000000004bfce1 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf60 R13: 00007ffd511c378f R14: 00007fa51cb57300 R15: 0000000000022000 Modules linked in: ff 0b <48> c1 ff e3 ff 8b 47 c8 31 d2 48 63 8d 24 fe ff ff 48 89 85 90 fe ff ff 48 63 85 78 fe 48 0b f7 89 63 ff f1 Bluetooth: hci4: command 0x0419 tx timeout Bluetooth: hci5: command 0x0419 tx timeout ff Bluetooth: hci3: command 0x0419 tx timeout ---[ end trace 76552e4edaff6110 ]--- 85 9d 85 60 78 48 c0 89 fe fe 48 RIP: 0010:fill_meta_index fs/squashfs/file.c:256 [inline] RIP: 0010:read_blocklist fs/squashfs/file.c:345 [inline] RIP: 0010:squashfs_readpage+0x81b/0x21d1 fs/squashfs/file.c:482 ff ff 89 85 68 fe ff ff 89 85 8c fe ff ff 0f 8e 93 10 RSP: 0018:ffff8800a32a7598 EFLAGS: 00010256 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 1ffff10011544aef RDI: ffff88008acec488 RBP: ffff8800a32a7790 R08: ffffea00024fa9a0 R09: fffff9400049f536 R10: fffff9400049f536 R11: ffffea00024fa9b7 R12: ffff88008acec480 R13: 00000000000000de R14: 0000000000000099 R15: ffff88008acec4b8 FS: 00007f9f97080700(0000) GS:ffff8800ba700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f73de8a0040 CR3: 00000000a2e87000 CR4: 0000000000340ee0