[ 59.886368][ T5029] sshd (5029) used greatest stack depth: 18352 bytes left Warning: Permanently added '[localhost]:3208' (ED25519) to the list of known hosts. executing program [ 63.403427][ T5096] loop0: detected capacity change from 0 to 32768 [ 63.411658][ T5096] ======================================================= [ 63.411658][ T5096] WARNING: The mand mount option has been deprecated and [ 63.411658][ T5096] and is ignored by this kernel. Remove the mand [ 63.411658][ T5096] option from the mount to silence this warning. [ 63.411658][ T5096] ======================================================= [ 63.444476][ T5096] ------------[ cut here ]------------ [ 63.446680][ T5096] UBSAN: shift-out-of-bounds in fs/ocfs2/super.c:2336:10 [ 63.449265][ T5096] shift exponent 32768 is too large for 32-bit type 'int' [ 63.465694][ T5096] CPU: 0 UID: 0 PID: 5096 Comm: syz-executor396 Not tainted 6.12.0-rc4-syzkaller-00047-gc2ee9f594da8 #0 [ 63.469594][ T5096] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 63.473309][ T5096] Call Trace: [ 63.474605][ T5096] <TASK> [ 63.475748][ T5096] dump_stack_lvl+0x241/0x360 [ 63.477642][ T5096] ? __pfx_dump_stack_lvl+0x10/0x10 [ 63.479574][ T5096] ? __pfx__printk+0x10/0x10 [ 63.481278][ T5096] ? __asan_memset+0x23/0x50 [ 63.482862][ T5096] ? lockdep_init_map_type+0xa1/0x910 [ 63.484841][ T5096] __ubsan_handle_shift_out_of_bounds+0x3c8/0x420 [ 63.487139][ T5096] ocfs2_fill_super+0xf9c/0x5750 [ 63.489029][ T5096] ? __pfx_ocfs2_fill_super+0x10/0x10 [ 63.490927][ T5096] ? __pfx_validate_chain+0x10/0x10 [ 63.492761][ T5096] ? __pfx_validate_chain+0x10/0x10 [ 63.494734][ T5096] ? validate_chain+0x11e/0x5920 [ 63.496471][ T5096] ? __lock_acquire+0x1384/0x2050 [ 63.498407][ T5096] ? __pfx_validate_chain+0x10/0x10 [ 63.500359][ T5096] ? string+0x26a/0x2b0 [ 63.501904][ T5096] ? widen_string+0x3a/0x310 [ 63.503638][ T5096] ? string+0x26a/0x2b0 [ 63.505271][ T5096] ? bdev_name+0x2b1/0x3c0 [ 63.506997][ T5096] ? pointer+0x703/0x1210 [ 63.508651][ T5096] ? __pfx_pointer+0x10/0x10 [ 63.510314][ T5096] ? __pfx_format_decode+0x10/0x10 [ 63.512138][ T5096] ? __lock_acquire+0x1384/0x2050 [ 63.513963][ T5096] ? vsnprintf+0x1ccd/0x1da0 [ 63.515687][ T5096] ? snprintf+0xda/0x120 [ 63.517312][ T5096] ? __pfx_lock_release+0x10/0x10 [ 63.519271][ T5096] ? do_raw_spin_lock+0x14f/0x370 [ 63.521152][ T5096] ? __pfx_snprintf+0x10/0x10 [ 63.522859][ T5096] ? set_blocksize+0x1f9/0x360 [ 63.524630][ T5096] ? sb_set_blocksize+0x98/0xf0 [ 63.526526][ T5096] ? setup_bdev_super+0x4e6/0x5d0 [ 63.528451][ T5096] mount_bdev+0x20a/0x2d0 [ 63.530099][ T5096] ? __pfx_ocfs2_fill_super+0x10/0x10 [ 63.531981][ T5096] ? __pfx_mount_bdev+0x10/0x10 [ 63.533827][ T5096] ? vfs_parse_fs_string+0x190/0x230 [ 63.535823][ T5096] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 63.537904][ T5096] legacy_get_tree+0xee/0x190 [ 63.539703][ T5096] ? __pfx_ocfs2_mount+0x10/0x10 [ 63.541650][ T5096] vfs_get_tree+0x90/0x2b0 [ 63.543320][ T5096] do_new_mount+0x2be/0xb40 [ 63.545042][ T5096] ? __pfx_do_new_mount+0x10/0x10 [ 63.547064][ T5096] __se_sys_mount+0x2d6/0x3c0 [ 63.548858][ T5096] ? __pfx___se_sys_mount+0x10/0x10 [ 63.550739][ T5096] ? do_syscall_64+0x100/0x230 [ 63.552454][ T5096] ? __x64_sys_mount+0x20/0xc0 [ 63.554207][ T5096] do_syscall_64+0xf3/0x230 [ 63.555645][ T5096] ? clear_bhb_loop+0x35/0x90 [ 63.557258][ T5096] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 63.559208][ T5096] RIP: 0033:0x7f943468bc7a [ 63.560811][ T5096] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 63.567519][ T5096] RSP: 002b:00007ffe805cfc18 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 63.570468][ T5096] RAX: ffffffffffffffda RBX: 00007ffe805cfc30 RCX: 00007f943468bc7a [ 63.573405][ T5096] RDX: 00000000200002c0 RSI: 0000000020000040 RDI: 00007ffe805cfc30 [ 63.576405][ T5096] RBP: 0000000000000004 R08: 00007ffe805cfc70 R09: 0000000000004434 [ 63.579414][ T5096] R10: 00000000000008c0 R11: 0000000000000282 R12: 00000000000008c0 [ 63.582488][ T5096] R13: 00007ffe805cfc70 R14: 0000000000000003 R15: 0000000001000000 [ 63.585543][ T5096] </TASK> [ 63.592359][ T5096] ---[ end trace ]--- [ 63.593934][ T5096] Kernel panic - not syncing: UBSAN: panic_on_warn set ... [ 63.596739][ T5096] CPU: 0 UID: 0 PID: 5096 Comm: syz-executor396 Not tainted 6.12.0-rc4-syzkaller-00047-gc2ee9f594da8 #0 [ 63.600819][ T5096] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 63.604853][ T5096] Call Trace: [ 63.606147][ T5096] <TASK> [ 63.607247][ T5096] dump_stack_lvl+0x241/0x360 [ 63.609083][ T5096] ? __pfx_dump_stack_lvl+0x10/0x10 [ 63.611046][ T5096] ? __pfx__printk+0x10/0x10 [ 63.612822][ T5096] ? lockdep_hardirqs_on+0x99/0x150 [ 63.614879][ T5096] ? vscnprintf+0x5d/0x90 [ 63.616590][ T5096] panic+0x349/0x880 [ 63.618141][ T5096] ? check_panic_on_warn+0x21/0xb0 [ 63.619916][ T5096] ? __pfx_panic+0x10/0x10 [ 63.621535][ T5096] ? _printk+0xd5/0x120 [ 63.622929][ T5096] ? __pfx__printk+0x10/0x10 [ 63.624565][ T5096] ? __asan_memset+0x23/0x50 [ 63.626156][ T5096] check_panic_on_warn+0x86/0xb0 [ 63.627847][ T5096] __ubsan_handle_shift_out_of_bounds+0x3e7/0x420 [ 63.630087][ T5096] ocfs2_fill_super+0xf9c/0x5750 [ 63.631889][ T5096] ? __pfx_ocfs2_fill_super+0x10/0x10 [ 63.633871][ T5096] ? __pfx_validate_chain+0x10/0x10 [ 63.635885][ T5096] ? __pfx_validate_chain+0x10/0x10 [ 63.637911][ T5096] ? validate_chain+0x11e/0x5920 [ 63.639843][ T5096] ? __lock_acquire+0x1384/0x2050 [ 63.641842][ T5096] ? __pfx_validate_chain+0x10/0x10 [ 63.643819][ T5096] ? string+0x26a/0x2b0 [ 63.645403][ T5096] ? widen_string+0x3a/0x310 [ 63.647030][ T5096] ? string+0x26a/0x2b0 [ 63.648377][ T5096] ? bdev_name+0x2b1/0x3c0 [ 63.650122][ T5096] ? pointer+0x703/0x1210 [ 63.651750][ T5096] ? __pfx_pointer+0x10/0x10 [ 63.653492][ T5096] ? __pfx_format_decode+0x10/0x10 [ 63.655469][ T5096] ? __lock_acquire+0x1384/0x2050 [ 63.657404][ T5096] ? vsnprintf+0x1ccd/0x1da0 [ 63.659190][ T5096] ? snprintf+0xda/0x120 [ 63.660808][ T5096] ? __pfx_lock_release+0x10/0x10 [ 63.662693][ T5096] ? do_raw_spin_lock+0x14f/0x370 [ 63.664633][ T5096] ? __pfx_snprintf+0x10/0x10 [ 63.666425][ T5096] ? set_blocksize+0x1f9/0x360 [ 63.668250][ T5096] ? sb_set_blocksize+0x98/0xf0 [ 63.670133][ T5096] ? setup_bdev_super+0x4e6/0x5d0 [ 63.671995][ T5096] mount_bdev+0x20a/0x2d0 [ 63.673677][ T5096] ? __pfx_ocfs2_fill_super+0x10/0x10 [ 63.675777][ T5096] ? __pfx_mount_bdev+0x10/0x10 [ 63.677614][ T5096] ? vfs_parse_fs_string+0x190/0x230 [ 63.679617][ T5096] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 63.681758][ T5096] legacy_get_tree+0xee/0x190 [ 63.683553][ T5096] ? __pfx_ocfs2_mount+0x10/0x10 [ 63.685433][ T5096] vfs_get_tree+0x90/0x2b0 [ 63.687112][ T5096] do_new_mount+0x2be/0xb40 [ 63.688859][ T5096] ? __pfx_do_new_mount+0x10/0x10 [ 63.690781][ T5096] __se_sys_mount+0x2d6/0x3c0 [ 63.692592][ T5096] ? __pfx___se_sys_mount+0x10/0x10 [ 63.694266][ T5096] ? do_syscall_64+0x100/0x230 [ 63.696133][ T5096] ? __x64_sys_mount+0x20/0xc0 [ 63.697996][ T5096] do_syscall_64+0xf3/0x230 [ 63.699713][ T5096] ? clear_bhb_loop+0x35/0x90 [ 63.701535][ T5096] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 63.703778][ T5096] RIP: 0033:0x7f943468bc7a [ 63.705482][ T5096] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 63.712637][ T5096] RSP: 002b:00007ffe805cfc18 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 63.715756][ T5096] RAX: ffffffffffffffda RBX: 00007ffe805cfc30 RCX: 00007f943468bc7a [ 63.718780][ T5096] RDX: 00000000200002c0 RSI: 0000000020000040 RDI: 00007ffe805cfc30 [ 63.721706][ T5096] RBP: 0000000000000004 R08: 00007ffe805cfc70 R09: 0000000000004434 [ 63.724577][ T5096] R10: 00000000000008c0 R11: 0000000000000282 R12: 00000000000008c0 [ 63.727479][ T5096] R13: 00007ffe805cfc70 R14: 0000000000000003 R15: 0000000001000000 [ 63.730555][ T5096] </TASK> [ 63.732009][ T5096] Kernel Offset: disabled [ 63.733645][ T5096] Rebooting in 86400 seconds.. VM DIAGNOSIS: 00:47:12 Registers: info registers vcpu 0 CPU#0 RAX=000000000000006f RBX=ffffffff9a715e80 RCX=0000000000000000 RDX=00000000000003f8 RSI=0000000000000000 RDI=0000000000000020 RBP=0000000000000000 RSP=ffffc90002c3ec50 R8 =ffffffff854a635b R9 =1ffff11003d50046 R10=dffffc0000000000 R11=ffffffff854a6310 R12=dffffc0000000000 R13=ffffffff9a410f1b R14=000000000000006f R15=00000000000003f8 RIP=ffffffff854a638e RFL=00000002 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 ffffffff 00c00000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 ffffffff 00c00000 FS =0000 0000555558229380 ffffffff 00c00000 GS =0000 ffff88801fc00000 ffffffff 00c00000 LDT=0000 0000000000000000 ffffffff 00c00000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000055ae859b3420 CR3=0000000040a06000 CR4=00352ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000fffe0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 Opmask00=000000003ff40000 Opmask01=0000000000000000 Opmask02=00000000ffffbdff Opmask03=0000000000000000 Opmask04=00000000ffffffff Opmask05=0000000000000000 Opmask06=0000000000000000 Opmask07=0000000000000000 ZMM00=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM01=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007fff6ac16340 0000003000000018 ZMM02=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 2a2a2a2a2a2a2a2a 2a2a2a2a2a2a2a2a ZMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM04=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ffff0000ff000000 0000000000000000 ZMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ffffffffffffffff ffffffffffffffff ZMM06=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ffff0000ff000000 0000000000000000 ZMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM08=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM09=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM10=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM11=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM12=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM13=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM14=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM15=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM16=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM17=0000000000000000 0000000000000000 0000000000000000 0000000000000000 2525252525252525 2525252525252525 2525252525252525 2525252525252525 ZMM18=0000000000000000 0000000000000000 0000000000000000 0000000000000000 20676e6964616572 004b4f2034366f66 6e695f706f6f6c20 676e696461657200 ZMM19=0000000000000000 0000000000000000 0000000000000000 0000000000000000 05424b4c41444057 004b4f0511134a43 4b4c5f554a4a4905 424b4c4144405700 ZMM20=0000000000000000 0000000000000000 0000000000000000 0000000000000000 811f4f7fdd485f56 000055abdf7f1e75 0000000000000351 0000000000000000 ZMM21=0000000000000000 0000000000000000 0000000000000000 0000000000000000 6574616470756372 000055ae8597ba21 0000000000000041 0000000000007374 ZMM22=0000000000000000 0000000000000000 0000000000000000 0000000000000000 7b27697a787c7a30 23333a3a38263342 4943213f395b2249 5a6e786b6e646b7e ZMM23=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM24=0000000000000000 0000000000000000 0000000000000000 0000000000000000 3a2648393a3a264b 393a3a263e393a3a 2648383a3a26483b 3a0a00307f617930 ZMM25=0000000000000000 0000000000000000 0000000000000000 0000000000000000 692054524f50202c 2064696c61696d20 0070253a20252054 524f504d49005452 ZMM26=0000000000000000 0000000000000000 0000000000000000 0000000000000000 692020520050202c 2025204f504d4900 0061253a20252000 2527204d49005452 ZMM27=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM28=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM29=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM30=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM31=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000